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WO2021100706A1 - Outil d'extinction d'incendie, équipement d'extinction d'incendie et procédé d'extinction d'incendie - Google Patents

Outil d'extinction d'incendie, équipement d'extinction d'incendie et procédé d'extinction d'incendie Download PDF

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Publication number
WO2021100706A1
WO2021100706A1 PCT/JP2020/042806 JP2020042806W WO2021100706A1 WO 2021100706 A1 WO2021100706 A1 WO 2021100706A1 JP 2020042806 W JP2020042806 W JP 2020042806W WO 2021100706 A1 WO2021100706 A1 WO 2021100706A1
Authority
WO
WIPO (PCT)
Prior art keywords
fire extinguishing
fire
extinguishing agent
sheet body
sheet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/042806
Other languages
English (en)
Japanese (ja)
Inventor
梅原　寛
秀成 松熊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hochiki Corp
Original Assignee
Hochiki Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2020182196A external-priority patent/JP7634962B2/ja
Application filed by Hochiki Corp filed Critical Hochiki Corp
Priority to CN202080077070.0A priority Critical patent/CN114667170B/zh
Publication of WO2021100706A1 publication Critical patent/WO2021100706A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/02—Nozzles specially adapted for fire-extinguishing
    • A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/58—Pipe-line systems
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/44—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device only the sensor being in the danger zone
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C8/00—Hand tools or accessories specially adapted for fire-fighting, e.g. tool boxes
    • A62C8/06—Fire-blankets

Definitions

  • fire extinguishers have been installed as fire extinguishing equipment in general households, apartment houses, group homes for the elderly, etc. Further, there is known a sprinkler fire extinguishing system that uses tap water as a water source and discharges tap water from a sprinkler head to extinguish a fire when a fire occurs (Patent Documents 1 and 2).
  • Japanese Unexamined Patent Publication No. 2012-152261 Japanese Unexamined Patent Publication No. 2012-179330 JP-A-54-125988 Japanese Unexamined Patent Publication No. 10-201871
  • Another object of the present invention is to provide a fire extinguishing device and a fire extinguishing method that can be easily used by a user, can surely extinguish a fire, and can reduce secondary damage.
  • the seat body is installed so as to be located at a predetermined position in the protective section in the deployed state.
  • the sheet body has a first cover sheet, a first waterproof sheet, a second waterproof sheet, and a second cover sheet.
  • the first cover sheet, the first tarpaulin, the second tarpaulin, and the second tarpaulin so as to form a fire extinguishing agent flow path in which a fire extinguishing agent supply port and a fire extinguishing agent discharge port are arranged between the first waterproof sheet and the second waterproof sheet.
  • cover sheet As the cover sheet (first cover sheet, second cover sheet), a cloth-like body having fire resistance, fire resistance, heat resistance, heat insulation, flame insulation, smoke insulation or flame retardancy is used.
  • a wetting means is provided for allowing the fire extinguishing agent to flow out into the sheet body to wet the sheet body.
  • a pressure buffering means is provided at a predetermined position of the fire extinguishing agent distribution path to temporarily retain the fire extinguishing agent supplied to the fire extinguishing agent distribution path so that the increase in the fire extinguishing agent supply pressure becomes equal to or less than the predetermined position.
  • a second pressure buffering means for keeping the rise of the fire extinguishing agent supply pressure below a predetermined value is provided at the fire extinguishing agent supply port.
  • Fire extinguishing equipment using a fire extinguisher 2 It is a fire extinguishing equipment using the above-mentioned fire extinguishing equipment.
  • Fire extinguishing agent piping that supplies fire extinguishing agent to fire extinguisher
  • a fire extinguisher supply device (for example, a fire extinguisher) that supplies fire extinguishing agent to the fire extinguishing agent piping, With Connect one end side of the fire extinguishing agent pipe to the fire extinguishing agent supply port of the fire extinguisher, and connect the other end side to the fire extinguishing agent supply equipment. In the event of a fire, the fire extinguishing agent from the fire extinguisher supply device is supplied to the fire extinguishing agent supply port and discharged from the fire extinguisher outlet into the protected area.
  • a backflow prevention means (for example, a check valve) that prevents backflow of tap water from the fire extinguishing agent piping side to the fire extinguishing agent supply device side is used for the pipe branched from one end side of the fire extinguishing agent pipe and the pipe opening / closing means. Connect the fire extinguisher supply equipment and In the event of a fire, the fire extinguishing agent from the fire extinguisher supply equipment or tap water from the water pipe is supplied to the fire extinguishing agent supply port and discharged from the discharge port of the fire extinguisher into the protected area.
  • a backflow prevention means for example, a check valve
  • the pipe opening / closing means In the fire extinguishing equipment 3, when a fire breaks out, the pipe opening / closing means is closed, the fire extinguishing agent from the fire extinguishing agent supply device is discharged from the discharge port of the sheet body, and after the fire extinguishing agent is released from the fire extinguishing agent supply device, the pipe opening / closing means is opened. Switch to tap water discharge as open.
  • a connecting means for detachably connecting the fire extinguishing agent supply device to the fire extinguishing agent pipe is provided.
  • At least one of the fire extinguishing agent piping or the connecting means is provided with a second pressure buffering means for keeping the rise of the fire extinguishing agent supply pressure below a predetermined level.
  • a plurality of outlets are provided in the fire extinguishing agent distribution channel.
  • the seat body is provided with a weight at least a part of the outer peripheral edge.
  • the seat body is normally placed in the unfolded state
  • the sheet body is normally in the undeployed state, and when the fire is extinguished, it is covered with the fire source in the deployed state.
  • the seat body is normally stored in the storage means in an undeployed state or hung on a stand means.
  • the sheet body is normally arranged in a deployed state so as to be covered with a predetermined fire extinguishing target.
  • the seat body has a size corresponding to the size of an opening such as a door, a wall surface, or a ceiling surface of a protective section.
  • the seat body as a whole is, for example, from a sprinkler head. It is possible to release the fire extinguishing agent to every corner of the target space with a small amount of fire extinguishing agent compared to the amount of water sprinkled, and it is possible to extinguish a fire in a predetermined range efficiently and in a short time. , The influence on the outside is small, and the disaster prevention device can be made lightweight and simple.
  • the fire extinguishing agent distribution route can easily and easily form an arbitrary route pattern by, for example, suturing using a sewing machine or bonding using an adhesive.
  • cover sheets since the cover sheets (first cover sheet, second cover sheet) have fire resistance, fire resistance, heat resistance, heat insulation, flame insulation or smoke insulation, even if they receive heat or flame from a fire. It is possible to continue the release of the fire extinguishing agent without burning, and when it is installed and deployed at an opening such as an entrance / exit that is the boundary of the protected area, flame insulation and heat insulation to the outside of the protected area, Smoke insulation makes it possible to prevent the spread of fire and secure an evacuation route. In addition, the flexibility of the cloth-like body enables evacuation from the inside of the protected area to the outside even after the sheet body is deployed.
  • the fire extinguishing agent flows out of the fire extinguishing agent distribution route as a cooling agent to wet the sheet body, so that the sheet body has flame-shielding property, smoke-shielding property, and shielding property.
  • the heat property can be improved.
  • the fire extinguishing device is placed at an arbitrary position as required, such as the entrance / exit of a room, a wall surface, a window, or a ceiling surface, which is a boundary portion of a protected area, for example, the seat surface is at the boundary portion in the deployed state of the seat body.
  • the boundary surface By locating along the boundary surface, it can be easily and easily installed and used in the undeployed or unfolded state of the seat body, and it is possible to install the optimum fire extinguishing equipment suitable for the usage pattern of the room. To do.
  • Prevent damage to the fire extinguishing agent distribution channel and outlet by setting the increase (or rate of increase) of the agent supply pressure to a predetermined value or less. Further, by providing a second pressure buffering means such as a tank or an orifice at the fire extinguishing agent supply port, similarly, the increase (or rate of increase) of the extinguishing agent supply pressure from the fire extinguisher is set to a predetermined value or less, and the extinguishing agent is distributed. Prevent damage to routes and outlets.
  • a fire extinguisher supply device such as a fire extinguisher nozzle is connected to the fire extinguisher supply port via a fire extinguisher pipe, and when a fire breaks out, the fire extinguisher is opened to extinguish a predetermined fire extinguisher such as powder fire extinguisher or enhanced liquid fire extinguisher.
  • a fire extinguisher which is a fire extinguishing agent supply device
  • a high-pressure fire extinguisher for example, a powder fire extinguisher
  • the fire extinguisher is released over a wide range from the outlet of the fire extinguisher, and the fire is extinguished in a short time. It is possible to do it effectively with.
  • a fire extinguisher such as a powder fire extinguisher can be used by opening a fire extinguisher supply device such as a fire extinguisher.
  • the fire extinguisher is initially extinguished by discharging the strengthening liquid fire extinguisher into the protected area from the discharge port of the fire extinguisher, and the fire extinguisher releases the fire extinguisher for a short time, for example, a dozen seconds.
  • the fire extinguisher when a fire breaks out in a place outside the protected area where no fire extinguisher is installed, the fire extinguisher can be removed by the connecting means of the fire extinguishing agent pipe and carried to the place for use.
  • a fire extinguisher and a fire extinguisher for fire extinguishing equipment can be used together, facilitating maintenance of the fire extinguisher and reducing operating costs.
  • a second pressure buffering means is provided in the connecting means of the fire extinguishing agent supply system or the fire extinguishing agent pipe, and the fire extinguisher supply pressure rises (or the rate of rise) from the fire extinguisher is set to be equal to or less than a predetermined value. Prevent damage to the agent distribution channel and outlet.
  • fire source is a concept that indicates the fire source (combustion source) and its surroundings.
  • surface emission means that a plurality of emission ports (emission points) are arranged at various places on one surface of the sheet body, so that the fire extinguishing agent is discharged surfacely from a plurality of places, that is, one surface of the sheet body. It means that the fire extinguishing agent is sprayed from a wide range on one surface of the sheet body by discharging the fire extinguishing agent from the discharge ports arranged in various places.
  • “covering” and “covering” are not limited to covering all (whole) or covering all of the target (for example, the source of fire), and cover or cover a part of the target. Including that.
  • the seat body may be of a size that covers the assumed fire extinguishing target including equipment and places that may be a source of fire such as a gas range and a heater, and by making the size relatively small, the fire extinguishing equipment can be simplified. Can be.
  • the sheet body into a sheet shape corresponding to the fire extinguishing target that is the fire source, the fire source (fire extinguishing target) side covered with the sheet body in the event of a fire extinguishing target, for example, a gas range or a heating appliance. It is possible to release the fire extinguishing agent by covering the boundary between the space and the external space so that a gap is unlikely to be formed.
  • the seat body is normally arranged in the vicinity of the fire extinguishing target and is in an undeployed state, and is stored in, for example, a storage means or hung on a stand means, and preferably requires a small installation space.
  • a handbag for example, in the event of a fire, the user can quickly take it out and deploy it without having to search for a place to put it, cover the fire source, and apply the fire extinguishing agent to the fire extinguishing sheet of the sheet body.
  • the fire extinguishing agent can be released from the surface.
  • FIG. 7 (A) shows the crushed sheet pipe at a normal time
  • FIG. 7 (B) is a bulging sheet at the time of a fire extinguishing agent distribution.
  • the piping is shown.
  • FIG. 8 (A) shows the mounting state which sandwiches a sheet pipe and a 1st cover sheet body
  • FIG. 8 (B) shows an assembly exploded view.
  • FIG. 8C shows an assembled exploded view in cross section. It is explanatory drawing which showed the other embodiment of the manufacturing procedure of a sheet body.
  • FIG. 10 (A) shows the mounting state which sandwiches the 1st cover sheet body and the 1st waterproof sheet body
  • FIG. 10 (B) is assembled and disassembled.
  • a figure is shown, and an exploded view of the assembly is shown in cross section in FIG. 10 (C).
  • FIG. 10 (C) It is explanatory drawing which showed the sheet body manufactured by the procedure of FIG.
  • FIG. 12 (A) shows a crushed fire extinguishing agent flow path at a normal time
  • FIG. 12 (B) is a bulge at the time of a fire extinguishing agent distribution.
  • FIG. 28 (A) shows the state where the sheet body is first opened
  • FIG. 28 (B) shows the state where the sheet body is folded in one
  • FIG. 28C shows a state in which it is folded in three
  • FIG. 13D shows a state in which it is folded in four and held by a stop band.
  • FIG. 28 (A) shows the state where the sheet body is first opened
  • FIG. 28 (B) shows the state where the sheet body is folded in one
  • FIG. 28C shows a state in which it is folded in three
  • FIG. 13D shows a state in which it is folded in four and held by a stop band.
  • It is explanatory drawing which showed the use example of the disaster prevention equipment in which the sheet body is unfolded and covers the fire extinguishing object at a normal time.
  • Fire extinguishing equipment and fire extinguishing equipment using a fire extinguisher F Fire extinguishing equipment that combines a fire extinguisher and water pipes G. Fire extinguishing equipment with a fixed seat body H. Modifications of the present invention
  • the embodiment generally relates to fire extinguishing equipment and fire extinguishing equipment.
  • a "fire extinguisher” is one that releases or sprays a fire extinguishing agent to extinguish a fire.
  • the "protected section” is a section in which fire extinguishing equipment is installed, and includes, for example, an external section of a building and an internal section inside a building, and the internal section inside the building is, for example, a room, a corridor, or a staircase of a building. It is a concept including.
  • the fire extinguisher includes a sheet body, a fire extinguishing agent distribution channel, a fire extinguishing agent supply port, and a discharge port.
  • the "sheet body” is, for example, a flexible, thin and wide body that can be used for covering or covering, for example, holding in an unexpanded state or an unexpanded state. It is a concept including a cloth-like body that can be released from holding and put into an unfolded state.
  • the "fire extinguishing agent distribution route” is a path through which the fire extinguishing agent provided in the sheet body flows, and is a concept including, for example, a sheet pipe arranged between the cloth-like bodies.
  • the "sheet pipe” refers to, for example, a flexible pipe that can be crushed and deformed and that expands when a fire extinguishing agent is circulated.
  • the “discharge port” is an outlet of the fire extinguishing agent supplied from the fire extinguishing agent supply port to the fire extinguishing agent distribution channel, and discharges the fire extinguishing agent from at least one side of the sheet body, for example, a fire. It is an opening for discharging a fire extinguishing agent from a plurality of discharge ports arranged at various places on one side of the sheet body.
  • the fire extinguishing device is equipped with a seat unfolding means.
  • the “seat deploying means” is a means for holding the sheet body in a non-deployed state at a predetermined position on the boundary of the protected area in a normal state and releasing the holding of the sheet body in the event of a fire to deploy the sheet body.
  • the seat body is wound around and held in the opening of the protected area boundary, for example, on the upper ceiling side of the doorway of the room, and when a fire breaks out, the seat body is released and deployed. With the side (upper end side) fixed, the other end side (lower end side) falls due to its own weight and expands from above to below to close the opening.
  • Fire extinguishing equipment using fire extinguishing equipment is equipped with fire extinguishing agent piping and fire extinguishing agent supply source.
  • the "fire extinguishing agent pipe” is a pipe for supplying a fire extinguishing agent to a fire extinguisher, and is a concept including, for example, a pipe or a hose for supplying fire extinguishing water, a liquid fire extinguishing agent, a powder fire extinguishing agent, or the like to the fire extinguisher. ..
  • the "fire extinguishing agent supply source” is a source for supplying the fire extinguishing agent to the fire extinguishing agent pipe.
  • the fire extinguishing device 12 of the present embodiment is installed at the boundary of a room serving as a protective section 10 in a group home or the like, for example, above the doorway 11.
  • the fire extinguisher 12 normally holds a sheet body 28 using a flexible cloth-like body in a main body 62 in a non-expanded state wound in a roll shape, for example, and the sheet body 28 has a fire extinguishing agent distribution channel. A plurality of outlets are provided.
  • the vertical direction with the ceiling surface on which the fire detector 14 is installed is perpendicular to the vertical direction, the height direction, and the vertical direction, and the boundary of the room.
  • the direction connecting the left and right wall surfaces when viewed from the doorway 11 (opening) is referred to as the left-right direction or the lateral direction, and the direction from the doorway 11 toward the inside of the room is referred to as the depth direction.
  • a fire detector 14 is connected to the receiver 16 as a fire detection facility in the protection zone 10.
  • a fire extinguishing agent pipe 20 is connected to the fire extinguisher 12 from the water pipe 18 of the water supply facility via a sluice valve 25.
  • a remote on-off valve 24 and a manual on-off valve 26 are connected in parallel to the fire extinguishing agent pipe 20 as a pipe opening / closing means for opening / closing the pipe flow path by remote control or manual operation.
  • the fire extinguishing equipment of the present embodiment includes a fire extinguisher 12, a fire extinguishing agent pipe 20, a remote on-off valve 24, a manual on-off valve 26, and a water pipe 18.
  • the remote on-off valve 24 is an electromagnetic valve or an electric valve, and when the receiver 16 receives a fire signal from the fire detector 14 installed in the protection zone 10, it outputs a control signal (open control signal) to the remote on-off valve 24 to open the remote on-off valve 24. Then, tap water is supplied to the fire extinguisher 12 as a fire extinguishing agent.
  • the seat unfolding portion described later operates to release the holding of the seat body 28, and as shown in FIG. 2, the entrance / exit 11 of the protective compartment 10 is opened.
  • One end side of the sheet body 28 is expanded from the upper side to the lower side (vertical direction) so as to close the sheet body 28, and at the same time, tap water is supplied to the fire extinguishing agent flow path of the sheet body 28, and tap water is supplied from the plurality of discharge ports 30 into the protective compartment 10. And extinguish the fire.
  • the vertical direction (height direction) of the unfolded sheet body 28 is the vertical direction and the direction orthogonal to the vertical direction is the horizontal direction, for example, a discharge port row in which 3 vertical ⁇ 3 horizontal discharge ports 30 are arranged.
  • tap water is discharged as a fire extinguishing agent in the depth direction inside the protected area 10. At this time, tap water will be sprinkled into the protected area 10 from the side.
  • the discharge distance from the discharge port 30 arranged in three stages in the vertical direction (vertical direction) of the sheet body 28 reaches farther as the position of the discharge port 30 is higher, and the floor surface of the protective compartment 10 Covers almost the entire area on the side as the emission range. Further, when furniture such as a table 31 is placed in the protective section 10, the water discharged from the discharge port 30 of the deployed sheet body 28 also reaches the lower side of the table 31. If it is desired to discharge water to the ceiling surface, a part of the discharge port 30 at the uppermost stage may be oriented upward so that the ceiling surface gets wet to prevent the spread of fire.
  • the fire extinguishing agent (tap water) is discharged from the plurality of discharge ports 30 arranged in various places of the deployed sheet body 28 as a whole, and the discharge point becomes one point when the sprinkler head is installed on the conventional ceiling surface. Even if the amount of fire is the same, the fire extinguishing agent can cover a wide range (sprinkling range), and the fire extinguishing agent reaches the hidden position when viewed from above such as the table 31 or under the desk. It is possible to extinguish a fire with a small amount of fire extinguishing agent released.
  • the fire extinguishing equipment of the group home using the fire extinguisher 12 of the present embodiment is, for example, at the entrance / exit of each room serving as the protection zone 10 (10-1, 10-2 ... 10-n).
  • the sluice valve 25 shown in FIG. 1 is omitted.
  • the fire detectors 14 installed in the protected areas 10 (10-1, 10-2 ... 10-n) are connected to the receiver 16, and the receiver 16 monitors the fire in each protected area (room).
  • the corresponding fire detector 14 issues a fire signal and transmits a fire signal to the receiver 16.
  • 16 outputs a control signal (open control signal) to the remote on-off valve 24 corresponding to the protected area where the fire broke out based on the fire signal and opens it, and extinguishes the fire extinguisher 12 installed in the protected area where the fire broke out.
  • the agent (tap water) was supplied, and as shown in FIGS.
  • the sheet body 28 of the fire extinguisher 12 was unfolded, and the fire extinguishing agent (fire extinguishing agent (tap) was deployed from a plurality of outlets 30 arranged at various places in the unfolded sheet body 28. (Tap water) is released to the surface to extinguish the fire.
  • fire extinguishing agent fire extinguishing agent (tap)
  • the sheet body 28 (28a) of the present embodiment shown in FIG. 5 is a rectangular sheet body having vertical and horizontal lengths corresponding to the installation location of the protective section, for example, the size of the doorway in the deployed state, and a cloth-like body is used. It is flexible and can be easily put into an undeployed state by winding it in a roll shape.
  • a fire extinguishing agent supply port 32 serving as an inlet for the fire extinguishing agent is arranged on one end side (upper end side) of the sheet body 28, a fire extinguishing agent distribution path 34 shown by a dotted line is provided inside, and a plurality of fire extinguishing agent distribution paths 34 are provided at various locations.
  • the discharge port 30 is arranged. In this embodiment, the discharge ports 30 are arranged at nine locations in three rows and columns.
  • the form of the fire extinguishing agent distribution channel 34 for supplying the extinguishing agent to the plurality of discharge ports 30 is not limited to the ladder shape shown in the figure, and includes an appropriate form such as a tree shape and a tournament shape. Further, when the discharge pressures of the plurality of discharge ports 30 are made substantially uniform, the thickness (cross-sectional area) of the fire extinguishing agent distribution path 34 is increased on the fire extinguishing agent supply port 32 side, and the farther away from the fire extinguishing agent supply port 32. You may make it thinner. Further, the number and arrangement form of the discharge ports 30 provided corresponding to the fire extinguishing agent distribution path 34 are arbitrary.
  • the sheet body 28 (28a) of the present embodiment shown in FIG. 5 is manufactured by, for example, the method shown in FIG. First, a first cover sheet 36 and a second cover sheet 38 having a predetermined size are prepared.
  • the first cover sheet 36 and the second cover sheet 38 are cloth-like bodies having, for example, fire resistance, fire resistance, heat resistance or flame retardancy, and can withstand high heat of, for example, 1200 ° C. , Fireproof curtains, etc. can be applied, but are not limited to this.
  • the first cover sheet 36 and the second cover sheet 38 also have heat-shielding property, flame-shielding property, smoke-shielding property and the like, respectively. It should be noted that it does not prevent only the cover sheet facing the inside of the protective section from having fire resistance, fire resistance, heat resistance, flame retardancy, heat insulation, or flame insulation.
  • a seat pipe 40 having a four-stage ladder shape is prepared.
  • the seat pipe 40 is formed by forming a cloth-like body such as polyester used for umbrella tensioning in a pipe shape and connecting it in a ladder shape (the connection portion can be distributed), as shown in FIG. 7 (A).
  • it is crushable and deformable, becomes flat by crushing, and when the fire extinguishing agent 41 is supplied, it swells as shown in FIG. 7B to form a fire extinguishing agent distribution path 34.
  • a fire extinguishing agent supply port 32 and a discharge port 30 are arranged in the sheet pipe 40, and a through hole 56 is opened in the first cover sheet 36 corresponding to the discharge port 30.
  • the discharge port 30 has a structure shown in FIG. 8, for example.
  • the discharge port 30 is composed of a base 42 and a sandwiching ring 44.
  • a screw shaft 46 is erected on the base 42, and a discharge hole 50 is penetrated through the screw shaft 46.
  • the sandwiching ring 44 has a screw hole 48 and is screwed and fixed to the screw shaft 46.
  • the base 42 is arranged in the seat pipe 40 and is adhesively fixed by the adhesive portion 43 as shown in FIG. 8 (C), for example, and the screw shaft 46 is taken out to the outside.
  • the screw shaft 46 taken out from the opening provided in the seat pipe 40 is taken out through the through hole 56 (see FIG. 6) of the first cover sheet 36, and the sandwiching ring 44 is screwed into the through hole 56 to screw the seat pipe 40 into the first cover sheet. It is sandwiched and fixed in a state where it is arranged on the back surface of 36.
  • a seat pipe 40 provided with a discharge port 30 and a fire extinguishing agent supply port 32 is arranged on the back side of the first cover sheet 36, and the first cover sheet 36 sandwiches the sheet pipe 40.
  • a second cover sheet 38 is arranged on the opposite side, and the first cover sheet 30 and the second cover sheet 32 are sewn together with a sheet pipe 40 in between and the sheet 28 shown in FIG. (28a) is completed.
  • a hole diameter of about 3 to 4 mm corresponds to one hole diameter of a plurality of water discharge holes formed in a general shower head that uses tap water. Therefore, a tap water discharge pattern corresponding to one of the holes of the shower head can be obtained from the discharge port 30, and by discharging this discharge pattern from a plurality of discharge ports 30 arranged at various places on the sheet 28, the tap water can be discharged. It becomes surface emission as a whole.
  • the central axis of the discharge hole 50 (the alternate long and short dash line in the figure) is perpendicular to the sheet surface, but the present invention is not limited to this.
  • the directivity of fire extinguishing agent release can be adjusted by adjusting the inclination angle of the central axis with respect to the seat surface.
  • a coolant discharge port is provided in the sheet pipe 40 constituting the fire extinguishing agent flow path. It may be provided separately from the seat pipe 40, or a coolant sheet pipe branching from the seat pipe 40 to form a coolant flow path may be provided, and a coolant discharge port may be provided therein.
  • a fire extinguishing agent supply port 32 is arranged corresponding to the fire extinguishing agent distribution path 34 to be formed, and through holes 56 and 58 are formed corresponding to the discharge port 30.
  • FIG. 12A shows a first cover sheet 36, a first waterproof sheet 52, a second waterproof sheet 54, and a second cover sheet 38 in a state of being overlapped with each other, and is formed by a suture portion 60 sewn with a sewing machine using, for example, a waterproof thread.
  • the fire extinguishing agent distribution channel 34 is normally in a crushed state, and when the fire extinguishing agent 41 is supplied, it swells as shown in FIG. 12B to distribute the fire extinguishing agent.
  • the sealing portion 60 is doubled to improve the airtightness of the fire extinguishing agent distribution channel 34, but when tap water is supplied as the fire extinguishing agent, a small amount may leak from the seam. However, the tap water leaking from the fire extinguishing agent distribution channel 34 wets the sheet body 28, which improves fire resistance, fire resistance, heat resistance, heat insulation, flame insulation or smoke insulation.
  • a coolant is provided in the fire extinguishing agent distribution path 34 formed by the suture portion 60.
  • a discharge port may be provided.
  • the coolant discharge port adjusts the suture portion 60 forming the fire extinguishing agent flow path 34 so that the seams are partially enlarged, or partially skips the seams and sutures, or partially increases the seam spacing. Then, this gap may be used as a coolant discharge port.
  • a flow passage (cooling flow passage) provided with a coolant discharge port may be provided separately from the fire extinguishing agent flow passage.
  • the fire extinguishing agent also serves as a coolant here
  • the fire extinguishing agent and the coolant may be different.
  • a coolant pipe may be provided separately from the fire extinguishing agent pipe, and a coolant supply port having a similar configuration may be provided separately from the fire extinguishing agent supply port to connect to the coolant pipe.
  • the sheet holding release unit 66 operates by receiving the supply of the fire extinguishing agent from the fire extinguishing agent pipe 20, and releases the holding of the sheet holding member 64.
  • one end side (upper end side) of the sheet body 28 is fixed to the main body 62 and the opposite is true.
  • the other end side (lower end side at the time of deployment) side falls due to its own weight and deploys from above to below (vertical direction).
  • a predetermined weight member may be provided on the lower end side of the seat body 28, and in this way, the lower end side of the seat body 28 may be dropped and the seat body 28 may be stabilized after being unfolded. Can be done.
  • the seat holding / releasing portion 66 of the present embodiment is provided with an actuator 68 in the main body 62 that operates by receiving a supply of a fire extinguishing agent.
  • the actuator 68 slidably incorporates the piston 72 into the cylinder 70 via a return spring 76, forms a cylinder chamber 70a on one side of the piston 72, and branches and connects the fire extinguishing agent pipe 20 to the fire extinguishing agent supply port 78. ..
  • An automatic drain valve 73 is provided for the cylinder chamber 70a. The automatic drain valve 73 is closed by being supplied with a fire extinguishing agent exceeding a predetermined pressure, and is opened when the pressure drops below the predetermined pressure.
  • the piston 72 is coaxially provided with the rod 74.
  • An opening 82 is provided in the front portion of the main body 62 so that a part of the rod 74 can be visually recognized and the operation stick 80 provided on the rod 74 is operably exposed.
  • the seat holding release unit 66 is provided with an actuator 68 that receives the supply of the fire extinguishing agent and releases the holding of the seat holding member 64, so that the seat body 28 is in an undeployed state in conjunction with the supply of the fire extinguishing agent even in the event of a power failure. Can be deployed to release the fire extinguishing agent.
  • the seat holding release unit 66 is not limited to the above, and the seat body 28 may be expanded by releasing the holding of the seat holding member 64 by driving an electromagnetic solenoid or the like by a control signal from the receiver 16.
  • the seat unfolding structure of the fire extinguishing device 12 another appropriate structure can be applied, and the seat body 28 may be wound around the rotating shaft, the latch of the rotating shaft may be released, and the seat body 28 may be unfolded. It may have a structure of unwinding and winding by driving a motor. Further, the sheet body 28 may be held in a bellows-shaped folded state, and the holding may be released to expand the seat body 28.
  • the fire extinguishing agent distribution path 34 of the sheet body 28 in addition to the ladder-shaped arrangement shown in FIGS. 5 and 11, for example, the fire extinguishing agent distribution path is arranged in a rectangular shape so as to surround the circumference of the ladder shape, and the fire extinguishing agent is arranged.
  • the seat body 28 may be assisted in unfolding and may function as a weight as an auxiliary means for stabilizing the unfolded state.
  • the pressure increase (or increase rate) when the fire extinguisher is started to be supplied from the fire extinguisher, which will be clarified later, is less than a predetermined value (fire extinguishing agent distribution). It can function as a buffer area that suppresses the path 34 and the discharge port 30 (to the extent that the path 34 and the discharge port 30 are not damaged).
  • a fire extinguisher is taken as an example of a fire extinguisher supply device, and a fire extinguisher 84 is designated as a fire extinguisher 12 installed at a boundary portion of a room serving as a protective section 10, for example, an upper part of an entrance / exit.
  • Fire extinguishing agent for example, powder fire extinguishing agent or strengthening liquid fire extinguishing agent is supplied and released.
  • a fire extinguisher that functions as a connecting means to connect one end side of the fire extinguishing agent pipe 20 to the fire extinguishing agent supply port 32 of the sheet body 28 (28c) provided in the fire extinguisher 12 and to the other end side of the fire extinguishing agent pipe 20.
  • the fire extinguisher nozzle 94a at the tip of the hose 86 of the fire extinguisher 84 is connected via the connecting portion 94.
  • the fire extinguisher connecting portion 94 is composed of a fire extinguisher nozzle 94a and a fire extinguisher connecting port 94b, and uses a known connecting joint similar to that for connecting a hose to a water faucet by a one-touch operation.
  • the fire extinguisher nozzle 94a is limited to the one in which the nozzle attached to the hose tip of the fire extinguisher 84 is removed and a separately prepared fire extinguisher nozzle 94a is attached in advance. Not done.
  • FIG. 16 is an example of the fire extinguisher connecting portion 94, which is provided with a fire extinguisher nozzle 94a and a fire extinguisher connection port 94b, and a separately prepared fire extinguisher nozzle 94a is provided at the tip of the hose 86 of the fire extinguisher 84.
  • a fire extinguisher connection port 94b is provided at the other end so that the hose 86 of the fire extinguisher 84 can be attached to and detached from the fire extinguisher pipe 20.
  • the fire extinguisher nozzle 94a is provided with a nipple 95a equipped with an O-ring at the tip, and the connection is fixed by inserting the nipple 95a into the opening of the fire extinguisher connection port 94b.
  • the fire extinguisher connection port 94b is provided with a slider 95b, and the connected fire extinguisher nozzle 94a can be removed by sliding the slider 95b in the direction of the arrow shown in the figure.
  • FIG. 17 shows an embodiment of the sheet body 28 (28c) used for discharging the fire extinguishing agent from the fire extinguisher 84.
  • the sheet body 28 (28c) is provided with a buffer area 96 following the fire extinguishing agent supply port 32 to buffer the fire extinguisher.
  • Fire extinguishing agent distribution channels 34 are provided in which discharge ports 30 are arranged at various locations via the area 96.
  • the accumulated pressure of the fire extinguisher 84 is as high as 0.7 MPa to 0.98 MPa, for example, and the sheet is opened when the fire extinguisher 84 is opened. If a high-pressure fire extinguishing agent is applied to the fire extinguishing agent flow path 34 and the discharge port 30 of the body 28 (28c), the body 28 (28c) may be damaged.
  • a buffer area 96 (buffer area) is provided as a pressure buffering means on the inlet side of the fire extinguisher flow path 34, and the fire extinguisher 84 temporarily retains the fire extinguisher in the initial stage after the start of the fire extinguisher supply.
  • the increase (or rate of increase) of the supply pressure is set to a predetermined value or less to prevent damage to the fire extinguishing agent flow path 34 and the discharge port 30.
  • Other configurations are the same as those of the sheet body 28 (28a) of FIG. 5 or the sheet body 28 (28b) of FIG.
  • the fire extinguisher supply pressure from the fire extinguisher 84 rises to the fire extinguisher connecting portion 94, the fire extinguisher pipe 20 or the fire extinguisher supply port 32, etc.
  • the rate of increase may be adjusted to a predetermined value or less (to the extent that the fire extinguisher flow path 34 and the discharge port 30 are not damaged), for example, a pressure buffer device (second pressure buffer means) such as an orifice or a tank may be provided. ..
  • the buffer area 96 may function as a weight (auxiliary means) when the sheet body 28 (28c) is unfolded.
  • a pressure buffering means and a second pressure buffering means may be appropriately provided in the embodiments described with reference to FIGS. 1 to 14 as needed.
  • a fire detector 14 is installed as a fire detection facility in the protection zone 10 shown in FIG. 15 and is connected to the receiver 16. Further, in the present embodiment, when a fire alarm light 16a is installed near the installation location of the fire extinguisher 84, the receiver 16 receives a fire signal from the fire detector 14 and outputs a fire alarm. The fire alarm light 16a is turned on or blinks by the control signal from the interlocking receiver 16, indicating the installation location of the fire extinguisher 84 that requires a fire extinguishing operation (specifically, an opening operation) or can perform a fire extinguishing operation. I have to.
  • the fire extinguishing equipment of the present embodiment is composed of a fire extinguisher 12, a fire extinguishing agent pipe 20, a fire extinguisher 84, and a fire extinguisher connecting portion 94.
  • the fire extinguisher 12 of the present embodiment when a fire breaks out, the user pulls out the safety pin 90 of the fire extinguisher 84 arranged at a predetermined position outside the room serving as the protection zone 10 and grips the lever 92 to open the fire extinguisher.
  • a fire extinguishing agent is supplied to the seat body 28 (28c) installed at the boundary of the room serving as the protection zone 10, for example, the upper part of the doorway, and the sheet body 28 (28c) is deployed and various parts of the sheet body 28 (28c).
  • the fire extinguishing agent is surface-discharged from the plurality of discharge ports 30 arranged in the above, and it is possible to effectively extinguish the fire in a short time.
  • the location of the fire extinguisher 84 is, for example, the outside of the room serving as the protection zone 10, and since it is far from the fire occurrence location, it is calm without panic.
  • the fire extinguisher 84 can be opened quickly and reliably.
  • the fire extinguisher 84 releases the fire extinguisher for a short time, for example, about a dozen seconds, and when the fire is not extinguished even after the fire extinguisher 84 is used, the fire extinguisher connection port 94b of the fire extinguisher connecting portion 94.
  • the fire extinguisher nozzle 94a By removing the fire extinguisher nozzle 94a and replacing it with an unused fire extinguisher 84 (a fire extinguisher nozzle 94a prepared separately on the hose 86), the fire extinguisher can be continuously released. , Enables reliable fire extinguishing.
  • a fire extinguisher connecting portion to which a plurality of fire extinguishers can be connected is provided, or a fire extinguisher connecting portion is provided at a plurality of places of the fire extinguisher pipe, and a plurality of fire extinguishers are connected to the fire extinguisher pipe 20 in advance.
  • the fire extinguisher may continue to be released without replacing the finished fire extinguisher.
  • the fire extinguisher supply source of the fire extinguisher 12 installed at the boundary of the room serving as the protection zone 10, for example, the upper part of the doorway is used as a fire extinguisher, for example, a powder fire extinguisher or a strengthening liquid fire extinguisher.
  • the fire extinguisher 84 for supplying fire extinguisher and the water pipe 18 for supplying tap water as a fire extinguishing agent are used in combination.
  • One end side of the fire extinguishing agent pipe 10 is connected to the fire extinguishing agent supply port 32 of the seat body 28 (28c), and the other end side is a remote on-off valve connected in parallel, which is a pipe opening / closing means for opening and closing the pipe flow path by remote control or manual operation. It is connected to the water pipe 18 via the 24 and the manual on-off valve 26.
  • a fire extinguisher 84 is connected via a check valve 98 as a backflow prevention means, and a fire extinguisher connecting portion 94 as a connecting means for detachably connecting the fire extinguisher 84 to the fire extinguisher pipe 20 is provided. ..
  • the fire extinguisher connecting portion 94 is composed of a fire extinguisher nozzle 94a and a fire extinguisher connecting port 94b, and has a connecting joint structure similar to that shown in FIG. 16, for example.
  • a fire detector 14 is installed in the protection zone 10 as a fire detection facility and is connected to the receiver 16.
  • An alarm indicator light 16a is installed near the installation location of the fire extinguisher 84 and is connected to the receiver 16.
  • the fire alarm light 16a lights up or blinks in response to the control signal from the receiver 16 linked to the fire alarm light 16a to extinguish the fire.
  • a display means for displaying an installation location of a fire extinguisher 84 that requires or can be operated to extinguish a fire.
  • the control line of the remote on-off valve 24 is connected to the receiver 16.
  • the fire extinguishing equipment of the present embodiment includes a fire extinguisher 12, a fire extinguishing agent pipe 20, a fire extinguisher 84, a fire extinguisher connecting portion 94, a check valve 98, a remote on-off valve 24, a manual on-off valve 26, and a water supply pipe 18. It is composed.
  • the receiver 16 can set, for example, an automatic fire extinguishing mode and a manual fire extinguishing mode.
  • the automatic fire extinguishing mode is set to, for example, at night, and the remote on-off valve 24 is based on the control signal (open control signal) from the receiver 16 linked to the fire detection (fire alarm of the receiver) of the fire detector 14.
  • the fire extinguishing agent is released by controlling the opening of the fire extinguisher.
  • the manual fire extinguishing mode is set, for example, during the daytime, and the fire extinguishing agent is released by opening the fire extinguisher 84 or opening the manual on-off valve 26.
  • the manual fire extinguishing mode / automatic fire extinguishing mode may be switched according to the presence / absence of a person. You may combine them.
  • the receiver 16 When the manual fire extinguishing mode is set for the receiver 16, when a fire breaks out in the protected area 10, the receiver 16 receives a fire signal from the fire detector 14 and outputs a fire alarm, and a fire breaks out.
  • the alarm indicator light 16a installed corresponding to the protection zone 10 is turned on or blinks.
  • the sheet body 28 (28c) is deployed by supplying the device 12, and powder fire extinguishing agent or the like is surface-discharged from a plurality of discharge ports 30 arranged at various locations on the sheet body 28 (28c) to extinguish the fire.
  • the manual on-off valve 26 is opened to supply tap water to the fire extinguisher 12, and the unfolded seat body 28 (28c).
  • the fire is extinguished by discharging tap water from a plurality of discharge ports 30 arranged in various places of the above.
  • the tap water is released after the fire is suppressed by the release of the fire extinguisher from the fire extinguisher 84, and since the tap water is released without time constraints, it is possible to surely extinguish the fire. To do.
  • the receiver 16 that receives the fire signal from the fire detector 14 transmits the open control signal to the remote on-off valve 24 to open the fire, and tap water is discharged. It is supplied to the fire extinguishing device 12, the sheet body 28 (28c) is deployed, and tap water is surface-discharged from a plurality of discharge ports 30 arranged at various places of the sheet body 28 (28c) to extinguish the fire.
  • the remote on-off valve 24 is used in the receiver 16.
  • the fire extinguisher 84 is opened by pulling out the safety pin 90 and pushing down the lever 92, and extinguishing the fire from the fire extinguisher 84. It is possible to extinguish a fire by supplying an agent to the fire extinguisher 12 and discharging the extinguishing agent from a plurality of discharge ports 30 arranged at various locations on the deployed sheet body 28 (28c).
  • the manual on-off valve 26 can be opened again to switch to tap water discharge again.
  • the present embodiment is characterized in that the sheet body 28 of the fire extinguishing device 12 is fixedly installed in the protected section 10 in a spread state.
  • the fire extinguishing device 12 of the present embodiment is composed of a mounting portion 12a and a seat body 28, and one end side of the seat body 28 is fixed to the mounting portion 12a.
  • the mounting portion 12a is fixed to the upper part of a predetermined wall surface of the room serving as the protective compartment 10
  • the seat body 28 having one end fixed to the mounting portion 12a is lowered along the wall surface, and the seat body 28 is tacked. Fix it to the wall so that it does not shake.
  • Other configurations are the same as those of the embodiment of FIG.
  • the seat unfolding structure shown in FIG. 13 is not required, so that the configuration is simplified and the cost can be reduced.
  • FIG. 20 shows another embodiment of the fire extinguishing device 12 in which the seat body is fixedly installed.
  • the fire extinguishing device 12 of the present embodiment includes a mounting portion 12a and a seat body 28 (line sheet body 28d), and the seat body 28 (line sheet body 28d). 28d) has a plurality of outlets 30 arranged in a straight line.
  • the sheet body 28 (28d) can be manufactured in the same manner as shown in FIG. 6 or 9.
  • a fire extinguishing agent pipe 20 is connected to the seat body 28 (28d), and tap water is used as a fire extinguishing agent by controlling the opening of the remote on-off valve 24 by the receiver 16 or opening the manual on-off valve 26 in the event of a fire.
  • the fire extinguishing agent is discharged from the discharge port 30 provided in the sheet body 28 (28d) to extinguish the fire.
  • the sheet body 28 (28d) of the present embodiment extinguishes a fire by forming an entire discharge port row with only discharge port row elements in which discharge ports 30 serving as discharge points are arranged side by side on one straight line in the horizontal direction. Extinguish the fire by releasing the agent line.
  • the sheet body 28 (28d) may be arranged in the vertical direction (vertical direction) or diagonally.
  • tap water is taken as an example of the fire extinguisher 12 in FIGS. 19 and 20, the fire extinguisher 84 shown in FIG. 15 may be used as the fire extinguisher supply source, and the fire extinguisher 84 as shown in FIG. And tap water may be combined.
  • an increase in the fire extinguisher supply pressure from the fire extinguisher 48 is specified in the fire extinguisher connecting portion 94, the fire extinguisher pipe 20 or the fire extinguisher supply port 32 between the fire extinguisher 48 and the line sheet body 28 (28d).
  • a pressure shock absorber (second pressure shock absorber) to be adjusted below may be provided.
  • the surface release of the fire extinguishing agent may be obtained by a plurality of sheet bodies 28 (28d). For example, by arranging a plurality of sheet bodies 28 (28d) side by side in parallel on the same surface, the fire extinguishing agent can be released from the surface as a whole.
  • a plurality of outlets 30 are arranged at various places on one side of the sheet body 28, but the present invention is not limited to this, and a plurality of discharge ports 30 may be arranged at various places on both sides of the sheet body 28.
  • the fire extinguisher 12 is installed on the ceiling in the center of the room serving as the protective compartment 10, and the seat body 28 is expanded from above to below in the event of a fire. , The fire extinguishing agent is extinguished on both sides of the sheet from a plurality of discharge ports 30 at various locations on both sides of the sheet.
  • a group home room for the elderly is taken as an example as a protective zone, but in the case of a room of a general house or an apartment house, for example, a wireless interlocking type is used instead of the fire detector 14 and the receiver 16.
  • the remote on-off valve 24 is connected to a wireless interlocking adapter that receives a fire interlocking signal from a residential fire alarm and outputs a contact signal, and is remoted by the contact signal in the event of a fire.
  • the on-off valve 24 may be opened and driven so that the fire extinguishing agent is surface-discharged from a plurality of discharge ports 30 arranged at various locations on the seat body 28.
  • the application target of the fire extinguishing device of the present invention can be further applied to, for example, factories, schools, government offices, and other appropriate facilities.
  • the protected area is not limited to the room, and may be an appropriate area.
  • the fire extinguishing agent distribution path 34 is formed by suturing or adhering with a sheet pipe or a sewing machine using a waterproof thread, but the present invention is not limited to this.
  • it may be used as a fire extinguishing agent distribution channel using a tube made of resin or the like.
  • the shape of the sheet body 28 is not limited to the embodiment, and may be an appropriate shape such as a circle, an ellipse, or a polygon other than a rectangle. Further, the above embodiment takes the case where one sheet body 28 is installed in one protected area as an example, but the number of sheet bodies 28 installed in one protected area is arbitrary.
  • any number of fire extinguishing agent supply ports and pressure buffer areas can be provided for each sheet body.
  • a backflow prevention structure for example, a check valve
  • a check valve is provided for the fire extinguishing agent supply port to prevent the fire extinguishing agent from flowing out from the fire extinguishing agent supply port to the outside without connecting the fire extinguishing agent supply device. You may try to prevent it.
  • the water pipe of the above embodiment may include, for example, a water hose. Further, for example, a connecting portion (second connecting means) for detachably connecting the water hose and the fire extinguishing agent pipe may be provided.
  • the remote on-off valve 24 and the manual on-off valve 26 are provided as the pipe opening / closing means, and the case where these are connected in parallel is taken as an example, but only one of them may be provided. That is, it may be opened and closed only by remote control, and the automatic mode cannot be set as in the embodiment of FIG. 28, but it may be opened and closed only manually. Of course, it does not interfere with connection methods other than parallel connection.
  • a fire detector is used to detect a fire in the target area as a fire detection means, but the target area is not limited to this and is arbitrary, and the target area to be the fire occurrence location is defined. If it can be detected and identified, it includes means for detecting an appropriate fire.
  • Embodiments typically relate to a portable fire extinguishing device that the user covers the source of the fire to extinguish the fire.
  • the "fire extinguisher” is for extinguishing a fire by releasing or spraying a fire extinguishing agent
  • the fire extinguisher according to the present embodiment is a sheet body, a fire extinguishing agent distribution channel, a fire extinguishing agent supply port, and a discharge port. Is provided.
  • the sheet body is normally in the undeployed state, and when the fire is extinguished, it covers the fire source in the deployed state.
  • the seat body is normally placed in the vicinity of the fire extinguishing target and is in an undeployed state, for example, whether it is stored in a storage means or hung on a stand means. Quickly takes out and deploys, covers the fire source, and releases the fire extinguishing agent from one side of the sheet body.
  • the "fire extinguishing agent distribution route” is a path through which the fire extinguishing agent provided in the sheet body flows, and is a concept including, for example, a sheet pipe arranged between the cloth-like bodies.
  • the "sheet pipe” is, for example, a flexible pipe that can be crushed and deformed and that expands when a fire extinguishing agent is circulated.
  • the "fire extinguishing agent supply port” is an inlet for supplying the fire extinguishing agent to the fire extinguishing agent distribution channel provided on the sheet body, and is a concept including, for example, a connection port for the fire extinguishing agent piping.
  • the “discharge port” is an outlet of the fire extinguishing agent supplied from the fire extinguishing agent supply port to the fire extinguishing agent distribution channel, and discharges the fire extinguishing agent from various places on one surface of the sheet body, for example, one surface of the sheet body. It is an opening that discharges a fire extinguishing agent from a plurality of outlets arranged in various places.
  • the "fire extinguisher pipe” is a flexible pipe that supplies the fire extinguishing agent to the fire extinguishing agent distribution path of the sheet body, and includes, for example, a rubber or synthetic resin hose that supplies the fire extinguisher to the fire extinguisher. It is a concept.
  • the "fire extinguishing agent supply device” is a device that supplies a fire extinguishing agent to a fire extinguishing agent pipe when a predetermined operation is performed by the user. It is a concept that includes a fire extinguisher that supplies a fire extinguisher.
  • the fire extinguisher of the embodiment can be used from the fire extinguisher supply device when a predetermined operation is performed on the fire extinguisher supply device with the sheet body covered with the fire source side facing the fire source side.
  • the fire extinguishing agent supplied to the fire extinguishing agent distribution channel through the fire extinguishing agent piping is configured to be discharged from the one-sided discharge port.
  • the fire extinguisher 100 of the present embodiment is composed of a sheet body 112, a fire extinguishing agent supply hose 126 that functions as a fire extinguishing agent pipe, and a fire extinguisher 84.
  • the sheet body 112 extinguishes a fire by releasing a fire extinguishing agent in a state of being covered with a fire source, and the structure and configuration thereof are arbitrary, but as an example, a fire extinguishing agent distribution path 34 and a fire extinguishing agent supply port It includes 32 and a discharge port 30.
  • the sheet body 112 is, for example, a flexible cloth-like body, and as shown in FIG. 21 (A), one side 112a faces the fire source (so that the one side 112a side faces the fire source).
  • the fire is extinguished by releasing a fire extinguishing agent from 112a on one side while being covered with the fire extinguishing agent.
  • the sheet body 112 is a rectangular sheet having a vertical and horizontal length corresponding to a fire extinguishing target including equipment, equipment, a place, etc. that may be a source of fire such as a gas range or a heater provided in a house or the like. It is a body, for example, a square sheet body, and because of its flexibility, it can be folded to be in an unexpanded state when not in use, and can be opened and used in an unfolded state when a fire is extinguished.
  • the vertical direction is the vertical direction
  • the horizontal direction is the horizontal direction
  • the depth direction toward the paper surface is the thickness direction shown in FIG. 21 (B).
  • the vertical direction and the horizontal direction are relatively determined when the sheet body 112 placed in the unfolded state is viewed from an arbitrary direction.
  • the fire extinguishing agent distribution path 34 is a path through which the fire extinguishing agent is provided in the sheet body 112, and its structure and configuration are arbitrary.
  • a fire extinguishing agent supply port is provided at one end side (lower end side in the drawing) of the sheet body 112.
  • 32 is arranged, and following the fire extinguishing agent supply port 32, a buffer area (buffer area) 96 serving as a pressure buffering means indicated by a dotted line is provided inside, and a plurality of discharge ports 30 are provided at various locations on one surface 112a following the buffer area 96.
  • the arranged fire extinguishing agent distribution channel 34 is provided.
  • the fire extinguishing agent distribution path 34 is formed in the vertical direction, for example, in the shape of a five-step ladder, and a buffer area 96 having a fire extinguishing agent supply port 32 is provided in the center of the first step, which is the lowest step, and two steps from the bottom. Discharge ports 30 are arranged at, for example, four places on the fifth stage from the eyes.
  • the fire extinguishing agent distribution channel 34 is formed so as to supply the fire extinguishing agent from both sides of the discharge port row to the lateral discharge port row of the discharge port 30 arranged in the second to fifth stages from the bottom. ing.
  • the form of the fire extinguishing agent distribution channel 34 for supplying the extinguishing agent to the plurality of discharge ports 30 is not limited to the ladder shape shown in the figure, and includes an appropriate form such as a tree shape and a tournament shape.
  • the thickness (cross-sectional area) of the fire extinguishing agent distribution path 34 is thicker on the fire extinguishing agent supply port 32 side and thinner as the distance from the fire extinguishing agent supply port 32 is increased. It may be.
  • the number and arrangement form of the discharge ports 30 provided corresponding to the fire extinguishing agent distribution channel 34 are arbitrary.
  • the discharge port 30 is an outlet of the fire extinguishing agent supplied from the fire extinguishing agent supply port 32 to the fire extinguishing agent flow path 34, and its structure and configuration are arbitrary.
  • the fire is extinguished by opening on one side 112a of 112 and discharging the fire extinguishing agent supplied from the fire agent supply port 32 to the fire extinguishing agent flow path 34 from various places on one side 112a of the sheet body 112.
  • the sheet body 112 is covered with the fire source with one side 112a facing down (toward the fire source side), and at this time, the seat surface on the opposite side of the one side 112a is the other surface 112b exposed to the outside. Become.
  • the fire extinguishing agent pipe is a flexible pipe for supplying the fire extinguishing agent to the fire extinguishing agent flow path 34 of the sheet body 112, and the structure, configuration, and type thereof are arbitrary, but for example, a fire extinguishing agent supply hose 126 is provided.
  • the fire extinguishing agent supply hose 126 is, for example, a flexible hose made of rubber or synthetic resin.
  • the fire extinguishing agent supply device supplies the fire extinguishing agent to the fire extinguishing agent supply hose 126 provided as the fire extinguishing agent pipe when the user performs a predetermined operation, and the structure, function, and type thereof are arbitrary. However, for example, a fire extinguisher 84 is used and is connected to one end of the fire extinguishing agent supply hose 126.
  • the main body container of the fire extinguisher 84 is filled with a predetermined fire extinguisher, for example, a powder fire extinguisher or a strengthening liquid fire extinguisher fire extinguisher in a pressure-accumulated state, and the fire extinguisher 84 is opened when the user pulls out the safety pin 90 and pushes down the lever 92. , Supply the fire extinguisher hose 86.
  • a predetermined fire extinguisher for example, a powder fire extinguisher or a strengthening liquid fire extinguisher fire extinguisher in a pressure-accumulated state
  • one end of the fire extinguisher supply hose 126 is connected to the fire extinguisher supply port 32 of the sheet body 112, and the fire extinguisher connecting portion 94 is connected to the other end of the fire extinguisher supply hose 126.
  • a fire extinguisher nozzle 94a at the tip of the fire extinguisher hose 86 of the fire extinguisher 84 is connected via the fire extinguisher nozzle 94a.
  • the fire extinguisher connecting portion 94 which is a connecting means, is composed of a fire extinguisher nozzle 94a and a fire extinguisher connecting port 94b.
  • the fire extinguisher nozzle 94a is not limited to the fire extinguisher nozzle 94a, although the nozzle attached to the hose tip of the fire extinguisher 84 is removed and a separately prepared fire extinguisher nozzle 94a is attached in advance.
  • the details of the fire extinguisher connecting portion 94 are the same as those shown in FIG.
  • the fire extinguishing agent flow path 34 is provided with a buffer area 96 (buffer area) as a pressure buffering means on the inlet side, and the fire extinguisher pressure from the fire extinguisher 84 is temporarily retained in the initial stage after the start of supplying the fire extinguisher.
  • a buffer area 96 buffer area
  • the fire extinguisher pressure from the fire extinguisher 84 is temporarily retained in the initial stage after the start of supplying the fire extinguisher.
  • a pressure buffer device such as an orifice may be provided to adjust the rate of increase to a predetermined value or less (to the extent that the fire extinguisher flow path 34 and the discharge port 30 are not damaged).
  • the sheet body 112 of the present embodiment shown in FIG. 21 is manufactured by, for example, the method shown in FIG.
  • the sheet body 112 of the present embodiment has the same structure as the sheet body 28 (28a) shown in FIG. 6 except that the weight 122 is provided.
  • a first cover sheet 36 and a second cover sheet 38 having a predetermined size are prepared.
  • the illustrated upper surface of the first cover sheet 36 becomes one surface 112a of FIG. 21 when the sheet body 112 covers the fire source, and the illustrated lower surface of the second cover sheet 38 covers the fire source with the sheet body 112. Occasionally, it becomes the other surface 112b of FIG. 21 (B). Both seats are shown in a horizontally arranged state.
  • the first cover sheet 36 and the second cover sheet 38 are, for example, cloth-like bodies having fire resistance, fire resistance, heat resistance or flame retardancy, and can withstand high heat of, for example, 1200 ° C. , Fireproof curtains, etc. can be applied, but are not limited to this.
  • first cover sheet 36 and the second cover sheet 38 also have heat-shielding property, flame-shielding property, smoke-shielding property, and the like, respectively.
  • the second cover sheet 38 whose lower surface is the other surface 12b may be a normal cloth-like body having no fire resistance, fire resistance, heat resistance, flame retardancy, heat shielding property, flame shielding property or smoke shielding property. good.
  • a plurality of weights 122 are arranged at intervals along the outer peripheral edge of the second cover sheet 38, and for example, the overhanging portion 38a formed on the outer peripheral edge is folded inward and bonded to the outer peripheral edge of the sheet.
  • the weight 122 is fixed along the above.
  • the weight 122 is, for example, a member such as lead having a predetermined length, and when the user unfolds the sheet body 112 and throws it so as to cover the fire source, the seat body 112 is thrown like a cast net by the weight 122 on the outer peripheral edge. It is possible to spread and throw the sheet body 112, and the sheet body 112 can be easily covered with the fire source in the spread state.
  • the weight 122 suppresses the floating of the sheet body 112 due to the release of the fire extinguishing agent by pressing the outer peripheral edge when the sheet body 112 is deployed to the fire source, and the weight 122 is from the fire source covered with the sheet body 112. It is possible to suppress the leakage and scattering of the fire extinguishing agent, enhance the fire extinguishing effect, and reduce the contamination of the surrounding area.
  • a seat pipe 40 having a 5-step ladder shape For example, a cloth-like body such as polyester used for umbrella tension is formed in a pipe shape and connected in a ladder shape (the connection portion can be distributed).
  • the sheet pipe 40 is crushable and deformable, is normally crushed and flattened, and swells when the fire extinguishing agent 41 is supplied to form a fire extinguishing agent distribution path 34.
  • the buffer area 96 provided following the fire extinguishing agent supply port 32 is also normally crushed and flattened, and expands when the fire extinguishing agent is supplied to form the buffer area 96.
  • a plurality of discharge ports 30 are arranged in the seat pipes 40 of the second to fifth stages following the first stage provided with the buffer area 96, and through holes corresponding to the discharge ports 30 in the first cover sheet 36. 56 is opened.
  • the outlet 30 has the same structure as shown in FIG.
  • FIG. 23 shows another manufacturing method of the sheet body 112.
  • the sheet body 112 of the present embodiment has the same structure as the sheet body 28 (28b) shown in FIG. 9, except that the weight 122 is provided.
  • a first cover sheet 36, a first waterproof sheet 52, a second waterproof sheet 54, and a second cover sheet 38 of a predetermined size are prepared. Each sheet is shown in a horizontally arranged state.
  • the first cover sheet 36 and the second cover sheet 38 are the same as the manufacturing method of FIG. 22, and the first waterproof sheet 52 and the second waterproof sheet 54 are formed of, for example, a cloth-like body such as polyester used for umbrella tensioning. To do.
  • the second cover sheet 38 whose lower surface is the other surface 12b may be a normal cloth-like body having no fire resistance, fire resistance, heat resistance or flame retardancy.
  • a fire extinguishing agent supply port 32 is arranged in the first waterproof sheet 52 corresponding to the fire extinguishing agent distribution path 34 to be formed, a through hole 58 is formed corresponding to the discharge port 30 to be fixed, and the first cover sheet 36 is formed. Form a through hole 56. Further, the weight 122 is fixed to the outer peripheral edge of the second cover sheet 38 in the same manner as in the manufacturing method of FIG.
  • the first cover sheet 36 and the first waterproof sheet 56 are fitted with the discharge port 30 in the same manner as shown in FIG. 10 in a state where the through holes 56 and 58 are aligned and overlapped.
  • the second waterproof sheet 54 and the second cover sheet 38 are overlapped with each other.
  • a cushioning area 96 and a fire extinguishing agent distribution route 34 are created by performing suturing work with a sewing machine or the like using, for example, a waterproof thread to form a sutured portion 60.
  • the sheet body 112 is integrated by the sutured portion 61 sewn along the outer peripheral edge of the sheet except for the portion of the weight 122.
  • the fire extinguishing device 100 of the present embodiment has a seat body on a stand 128 installed near the sofa 130 when the sofa 130 placed in a smoking place or the like is targeted for fire extinguishing. It is arranged in a state where 112 is hung.
  • the stand 128 has a pole 138 standing upright on the pedestal 136, a hemispherical seat hanging portion 140 at the tip of the pole 138, and a hose holder 142 in the middle of the pole 138.
  • the pedestal 1136 is provided with a fire extinguisher holder 144.
  • the fire extinguisher 100 is installed by hanging the seat body 112 with the one side 112a inside and the substantially central portion thereof hanging on the seat hanging portion 1144 at the tip of the pole 138, for example.
  • the fire extinguisher 84 is arranged in the fire extinguisher holder 144 of the pedestal 136, and the fire extinguishing agent supply hose 126 is hung on the hose holder 142 in a wound state in a closed umbrella-like state. The user can easily remove the seat 112 from the stand 128 and use it.
  • the user 134 is a seat body of the fire extinguishing device 100 hung on the stand 128.
  • the 112 is removed and unfolded, and the side 112a is turned downward to cover the fire source of the sofa 130 indicated by the fire source 132.
  • a weight is arranged on the outer peripheral edge of the seat body 112, it is possible to throw the seat body 112 while spreading it like a cast net, and it is possible to easily and surely cover the fire source of the sofa 130. ..
  • the user 134 pulls out the safety pin 90 shown in FIG. 26 (B) of the fire extinguisher 84 arranged on the stand 128 and pushes down the lever 92 to open the fire extinguisher.
  • the fire extinguisher is supplied from the fire extinguisher 84 to the sheet body 112 via the fire extinguishing agent supply hose 126, and the fire extinguishing agent is supplied from the discharge ports provided in various places on the one surface 112a which is the lower side of the sheet body 112.
  • the fire extinguishing agent spreads evenly to the fire source covered with the sheet body 112, and it is possible to effectively extinguish the fire in a short time.
  • the sheet body 112 tries to rise from the state covered by the fire source, but the lifting of the sheet body 112 is suppressed by the action of the weight arranged on the outer peripheral edge, and the sheet body 112 is lifted.
  • the 112 will not be rolled up or skipped.
  • the fire extinguishing agent is released while being covered with the sheet body 112, leakage and scattering of the fire extinguishing agent to the surroundings can be suppressed, and in addition to extinguishing the fire, it is possible to reduce pollution of the surroundings.
  • the fire extinguisher 84 releases the fire extinguisher for a short time, for example, about a dozen seconds, and when the fire is not extinguished even after the fire extinguisher 84 is used up, the user 134 connects the fire extinguisher shown in FIG. 21.
  • the fire extinguisher nozzle 30 is removed from the fire extinguisher connection port 32 of part 94, and the used fire extinguisher 84 is prepared separately in advance. By exchanging with the attached one), the fire extinguishing agent can be continuously released and the fire can be extinguished reliably.
  • the user 134 can remove the fire extinguisher 84 from the fire extinguishing agent supply hose 126 and carry it to the fire source for use. , It is not necessary to increase the number of fire extinguishers installed, and the increase in maintenance costs can be reduced.
  • the fire extinguishing device 100 may be movable as a trolley by providing caster wheels or the like on the pedestal 136 of the stand 128 shown in FIG. 26 so that the fire extinguishing device 100 can be moved to the fire source.
  • the installation form of the fire extinguishing device 100 in the normal state may be an installation form using the storage case 146 shown in FIG. 27, in addition to the installation using the stand 128 shown in FIG. 26.
  • a case lid 150 that can be opened and closed is provided in the case body 148, and a folded sheet body 112 and a fire extinguishing agent in a wound state are supplied in the case body 148.
  • the hose 126 and the fire extinguisher 84 are housed.
  • the user 134 When extinguishing a fire, the user 134 opens the case lid 150 as shown in the case lid 150a, takes out the folded sheet body 112, unfolds it, and covers the fire source with the one side 112a facing downward. Subsequently, by opening the fire extinguisher 84 exposed to the outside, the fire extinguishing agent is supplied to the sheet body 112 via the fire extinguishing agent supply hose 126, and the fire extinguishing agent is supplied from various discharge ports on one side 112a of the sheet body 112. Extinguish the fire by releasing a fire extinguishing agent onto the covered fire source.
  • the case body 148 may be provided with caster wheels or the like so that the fire extinguishing device 100 can be moved as a dolly so that the fire extinguishing device 100 can be moved to the fire source.
  • the seat body 112 may be folded in a state of presenting a carrying bag and hung on the stand 128 shown in FIG. 26 or stored in the storage case 146 shown in FIG. 27.
  • the configuration and method for folding the seat body 112 in a state of presenting a carrying bag are arbitrary.
  • the seat body 112 is unfolded and the other surface 112b of the seat body 112 is unfolded.
  • a handle 152 and a stop band 154 are provided on the.
  • the crease of the sheet body 112 is indicated by a alternate long and short dash line, and by dividing the sheet body 112 vertically and horizontally into 12, the sheet body 112 is reduced to, for example, 1/12 in size as shown in FIGS. 28 (A) to 28 (D). I try to fold it.
  • the stop band 154 can release a predetermined folded state of the sheet body 112 that has been folded and folded a plurality of times with the alternate long and short dash line passing through the fixed position of the handle 152 as the first crease.
  • the holding means for holding the hook 156 is configured together with the male hook 156 provided on the stop band 154 and the female hook 158 provided at a predetermined position on the other surface 112b.
  • both ends of the handle 152 are fixed to the central portion along the first crease (the crease on the side of the center in the figure) of the other surface 112b so as to exhibit a half-moon shape.
  • the base end (one end) of the stop band 154 is fixed to the seat surface between the fixing portions at both ends of the handle 152, and the tip end (the other end) can be positioned on the opposite side through the inside of the handle 152. ing.
  • a male hook 156 is provided on the tip end side of the stop band 154, and a female hook 158 is provided at a predetermined position on the other surface 112b corresponding to the male hook 156.
  • the female hook 156 is provided at a predetermined position where the male hook 158 of the stop band 154 can be locked in a state where the seat body 112 is folded into a small size as shown in FIG. 28 (D).
  • the sheet body 112 is folded in half up and down from the state shown in FIG. 28 (A), and the folded state is halved in size shown in FIG. 28 (B). Subsequently, the left side of the sheet body 112 folded to 1/2 size is folded from the front to the center, and the right side is overlapped from the front to the center and folded, and the folded state of 1/6 size shown in FIG. 28 (C). And.
  • the lower side of the sheet body 112 folded to 1/6 size is folded from the front to the upper side so that the female hook 158 comes to the front side to bring the sheet body 112 into the folded state of 1/12 size shown in FIG. 28 (D).
  • the male hook 156 of the stop band 154 that has passed through the inside of the handle 152 is locked to the female hook 158 to maintain the folded state.
  • a sheet body 112 having a length and width of 150 cm can be folded into a size of approximately 37.5 cm in length and 50 cm in width (the area is 1/12 of the size), and the installation space at normal times is normal. Can be reduced. It is desirable that the sheet body 112 is folded to a minimum size that can be folded within a reasonable range (a range in which the seat pipe 40 and the discharge port 30 are not damaged by folding).
  • the user takes out the folded sheet body 112 by holding the handle 152, spreads the sheet body 112 by removing the stop band 154, and covers the fire source with one side 112a facing down. At that time, by holding the handle 152, the sheet body 112 can be easily and safely covered with the fire source.
  • the sheet body 112 of the fire extinguishing device 100 is a furniture such as a bed 160 on which a predetermined fire extinguishing target, for example, bedding 162 including an electric blanket is placed. In addition, it may be covered with the 112a on one side facing down.
  • the seat body 112 has a size that can sufficiently cover the bed 160.
  • the fire extinguisher 84 is arranged in the vicinity of the bed 160 to be extinguished or outside the room in which the bed 160 is placed, and the fire extinguisher supply hose 126 allows the seat body 112 to pass through the fire extinguisher connecting portion 94. It is connected to the fire extinguishing agent supply port 32.
  • the user when a fire breaks out from the bed 160 to be extinguished, the user opens the fire extinguisher 84 without requiring the user to deploy the sheet 112 and cover the fire source. It makes it possible to extinguish a fire quickly.
  • a fire extinguishing target of a fire extinguishing device such as equipment, equipment, and a place that may be a source of fire in a residence is taken as an example, but further, for example, a factory, a school, a government office, a warehouse, or the like as appropriate. It can be applied to fire extinguishing targets such as equipment, equipment, and places that may be the source of fire in the facilities of.
  • the above embodiment takes as an example the case where the shape of the sheet body is rectangular, but the present embodiment is not limited to this.
  • a polygon other than a circle, an ellipse, or a rectangle may be formed according to the fire extinguishing target, or a combination thereof may be used.
  • the weight is arranged along the outer peripheral edge of the seat body, but the present invention is not limited to this, and the seat body without using the weight may be used.
  • the fire extinguishing agent distribution route 34 is formed by suturing or adhering with a sheet pipe or a sewing machine using a waterproof thread, but the formation of the fire extinguishing agent distribution route is not limited to this.
  • it may be used as a fire extinguishing agent distribution channel using a tube made of resin or the like.
  • a fire extinguisher is taken as an example of the fire extinguishing agent supply device, but the present invention is not limited to this, and various portable fire extinguishing agent supply devices can be used.
  • a simple accumulator type water supply pump may be used.
  • the pressure-accumulation type water supply pump stores a fire extinguishing agent in a container, compresses the air in the container by manual operation, and supplies the fire extinguishing agent to the sheet body by the compressed air to release it.

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

Le problème décrit par la présente invention est d'obtenir une installation facile et une extinction efficace d'un incendie avec une faible quantité d'émission.　La solution selon l'invention porte sur un outil d'extinction d'incendie 12 qui a un canal d'écoulement d'agent d'extinction d'incendie disposé sur un corps de feuille flexible 28, et qui, en cas d'incendie, fournit un agent d'extinction d'incendie au canal d'écoulement d'agent d'extinction d'incendie et libère l'agent à partir d'ouvertures de libération 30 disposées à des emplacements respectifs sur au moins un côté de surface du corps de feuille 28. Le corps de feuille 28, dans un état non déployé où il est enroulé, est maintenu à l'état non déployé au niveau d'une partie limite, telle qu'une partie supérieure d'une porte, d'une pièce qui est une zone protégée 10. En cas d'incendie, le support du corps de feuille 28 est libéré en vue d'un déploiement, et de l'eau de robinet, par exemple, est fournie au canal d'écoulement d'agent d'extinction d'incendie du corps de feuille pour effectuer une libération de surface dans laquelle l'eau du robinet est libérée à partir de la pluralité d'ouvertures de libération 30 disposées à des emplacements respectifs sur le corps de feuille 28, ce qui permet d'éteindre l'incendie.　
PCT/JP2020/042806 2019-11-22 2020-11-17 Outil d'extinction d'incendie, équipement d'extinction d'incendie et procédé d'extinction d'incendie Ceased WO2021100706A1 (fr)

Priority Applications (1)

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CN202080077070.0A CN114667170B (zh) 2019-11-22 2020-11-17 灭火器具、灭火设备以及灭火方法

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JP2019211175 2019-11-22
JP2019-211175 2019-11-22
JP2020182196A JP7634962B2 (ja) 2020-10-30 2020-10-30 消火器具及び消火方法
JP2020-182196 2020-10-30

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JP2022063422A (ja) * 2020-10-12 2022-04-22 ホーチキ株式会社 消火設備
KR20220162197A (ko) * 2021-05-31 2022-12-08 주식회사 한진지티씨 전기자동차 화재진압용 화재 진압포
JP2023017186A (ja) * 2021-07-26 2023-02-07 ホーチキ株式会社 消火器具及び消火方法
KR20230071393A (ko) * 2021-11-16 2023-05-23 이호진 방수겸용 질식 소화포
JP7793004B2 (ja) 2024-09-12 2025-12-26 ホーチキ株式会社 消火設備

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JP2022063422A (ja) * 2020-10-12 2022-04-22 ホーチキ株式会社 消火設備
JP7556740B2 (ja) 2020-10-12 2024-09-26 ホーチキ株式会社 消火設備
JP2024169459A (ja) * 2020-10-12 2024-12-05 ホーチキ株式会社 消火設備
KR20220162197A (ko) * 2021-05-31 2022-12-08 주식회사 한진지티씨 전기자동차 화재진압용 화재 진압포
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KR20230071393A (ko) * 2021-11-16 2023-05-23 이호진 방수겸용 질식 소화포
KR102650981B1 (ko) * 2021-11-16 2024-04-08 박찬우 방수겸용 질식 소화포
JP7793004B2 (ja) 2024-09-12 2025-12-26 ホーチキ株式会社 消火設備

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