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WO2017134720A1 - Climatiseur - Google Patents

Climatiseur Download PDF

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Publication number
WO2017134720A1
WO2017134720A1 PCT/JP2016/052876 JP2016052876W WO2017134720A1 WO 2017134720 A1 WO2017134720 A1 WO 2017134720A1 JP 2016052876 W JP2016052876 W JP 2016052876W WO 2017134720 A1 WO2017134720 A1 WO 2017134720A1
Authority
WO
WIPO (PCT)
Prior art keywords
casing
fan
main body
air
bell mouth
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/JP2016/052876
Other languages
English (en)
Japanese (ja)
Inventor
浩二 西岡
宏満 菊地
裕紀 西川
昭宏 若▲松▼
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=59500987&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2017134720(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2016/052876 priority Critical patent/WO2017134720A1/fr
Priority to JP2017564977A priority patent/JP6611827B2/ja
Publication of WO2017134720A1 publication Critical patent/WO2017134720A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station

Definitions

  • the present invention relates to an air conditioner including a fan casing that houses a fan.
  • Patent Document 1 Conventionally, an air conditioner including a fan that blows air exchanged in a heat exchanger into a conditioned room has been used (see, for example, Patent Document 1).
  • the air conditioner of Patent Document 1 sucks air into the fan casing from the air suction port of the housing by the rotation of the fan connected to the rotation shaft of the fan motor, and sends the air blown from the fan casing to the heat exchanger. It is configured as follows. And after the air sent to the heat exchanger exchanges heat with the heat medium flowing into the heat exchanger from the heat source machine, the room temperature is adjusted by blowing out from the air outlet of the housing.
  • an air conditioner has been proposed in which the fan casing can be divided into two divided bodies in order to facilitate the removal of the fan motor and the fan during maintenance (for example, see Patent Document 2).
  • the two divided bodies constituting the fan casing are attached by a claw-shaped locking portion.
  • the fan casing of Patent Document 2 is divided into two parts including a bell mouth part which is a curved surface part of an air suction part. For this reason, when a deviation occurs in the joint surface between the two divided bodies, even if the deviation is slight, the edge portion generated at the shifted end portion causes a wind noise.
  • An air conditioner includes a fan, a fan casing in which the fan is accommodated and an air inlet for supplying air and an air outlet for blowing out air supplied from the air inlet, and air flowing by the fan
  • a heat exchanger through which the air passes a fan casing in which an air blowing portion and a suction portion are formed, and a housing in which the fan is accommodated and a heat exchanger are provided inside, and the fan casing is attached to the housing.
  • a fan casing that accommodates a fan can be divided into a casing main body portion fixed to the casing, a casing division portion fixed to the casing main body portion, and a bell mouth portion that is an integrally molded product.
  • the bell mouth portion is disposed in a suction port formed by the casing main body portion and the casing dividing portion. For this reason, while improving a maintainability, the wind noise during the ventilation of a fan can be suppressed.
  • FIG. 1 is an external perspective view of an indoor unit of an air conditioner according to an embodiment of the present invention as viewed from the front.
  • FIG. 2 is an external perspective view of the indoor unit of the air conditioner of FIG. 1 as viewed from the back.
  • FIG. 3 is an internal perspective view of the indoor unit of the air conditioner of FIG. 1 as viewed from the front.
  • the positive x-axis direction is defined as the forward direction
  • the positive y-axis direction as the right direction
  • the positive z-axis direction as the upward direction.
  • the indoor unit 10 of the air conditioning apparatus in the present embodiment is disposed in a conditioned room, and is connected to a heat source unit (not shown) installed outdoors or the like via a pipe that circulates a heat medium. ing.
  • the indoor unit 10 circulates the heat medium exhausted or absorbed by the heat source unit, and performs air conditioning in the conditioned room.
  • the indoor unit 10 has a housing 11.
  • the housing 11 has a blowout part 12 that blows out air (conditioned air) at the top, has a front suction part 13 that sucks air into the front part, and has a rear suction part 14 that sucks air into the back part.
  • the housing 11 has a right side panel 24 and a left side panel 25. The right side panel 24 and the left side panel 25 are disposed symmetrically in the housing 11.
  • the indoor unit 10 includes a fan 7 that blows air, a motor 8 that drives the fan 7, a fan casing 1 that houses the fan 7, and a heat medium and air that flows from the heat source unit inside the housing 11. And a heat exchanger 30 for exchanging heat with each other.
  • the indoor unit 10 is installed, for example, on the floor surface of the conditioned room, and a blowing flange 15 arranged around the blowing unit 12 is connected to a blowing duct arranged on the ceiling of the conditioned room.
  • the indoor unit 10 drives the fan 7 to suck the air in the conditioned room from the front suction unit 13 and the rear suction unit 14, passes through the heat exchanger 30, and heat medium and air inside the heat exchanger 30. Are exchanged in heat, and supplied to the conditioned room again through the blowout part 12 and the blowout duct. That is, the indoor unit 10 performs air conditioning by circulating the air in the room to be conditioned.
  • the fan 7 is, for example, a centrifugal sirocco fan, and a plurality of blades 7a are arranged in a cylindrical shape. That is, the fan 7 sucks air into the inside from the side surface direction of the fan casing 1 and discharges the sucked air to the outside by the action of centrifugal force.
  • a double suction sirocco fan is employed as the fan 7.
  • a fan casing 1 is provided around the fan 7.
  • the fan casing 1 is fixed to a top panel 19 provided in the housing 11, a front frame 20, and a rear frame 21.
  • the fan casing 1 has a fixing member 1 f used when fixing to the front frame 20 and the rear frame 21.
  • the motor 8 is attached to a motor attachment plate 22, and the motor attachment plate 22 is attached to a motor base 23.
  • the front side of the motor mounting plate 22 is attached to the motor base 23 with screws, and the rear side of the motor mounting plate 22 is locked by pins (not shown). For this reason, the motor 8 can be removed together with the motor mounting plate 22 by removing the front screw and moving the motor mounting plate 22 to such an extent that the rear pin can be removed.
  • the heat exchanger 30 is composed of, for example, a fin-and-tube heat exchanger, and is disposed in the housing 11 at an angle. Such an arrangement is for securing an effective area and reducing the outer dimensions of the indoor unit 10, but at the same time, also serves as a partition plate for guiding air to always pass through the heat exchanger 30.
  • a drain receiver 16 is provided at the bottom of the heat exchanger 30.
  • the drain receiver 16 is inclined in the diagonally forward right direction to efficiently discharge condensed water, and an opening provided at an end portion is connected to an upper end portion of the drain water guiding portion 17.
  • the drain water guide part 17 has a tubular shape. This is to prevent the dew condensation water from being wound up by the air and mixed into the supplied air.
  • a lower end portion of the drain water guiding portion 17 is provided on the drain pan 18.
  • the drain pan 18 is inclined to the right, and a drain port 18a is provided at the end.
  • the dew condensation water generated by the heat exchange with the air in the heat exchanger 30 passes through the drain receiver 16, passes through the drain conduit 17 and the drain pan 18, and is discharged from the drain port 18 a.
  • the drain pan 18 in the present embodiment is made of a steel plate whose corrosion resistance is improved by painting.
  • the drain pan 18 may be formed using resin materials, such as a polystyrene foam, for example.
  • the drain pan 18 formed using the resin material needs to protect the surface that receives the dew condensation water with a resin sheet or the like that has been subjected to mold prevention treatment and waterproof treatment.
  • the inclination direction of the drain receiver 16 is not limited to the example of FIG. 3, and may be changed according to the positional relationship of the drain water guiding unit 17.
  • the drain receiver 16 may be inclined so as to be connected to the upper end portion of the drain water guide portion 17.
  • the inclination direction of the drain pan 18 is not limited to the example of FIG. 3, but may be changed according to the positional relationship of the drain port 18a.
  • the drain port 18a to be used is selected according to the direction of the drain pipe at the time of construction, and the drain pan is matched to the selected drain port 18a. It is good to change 18 inclinations.
  • field construction property will improve.
  • FIG. 4 is an external perspective view of the fan casing 1 provided in the indoor unit 10 of the air conditioner.
  • FIG. 5 is an exploded perspective view of the fan casing 1. With reference to FIG.4 and FIG.5, the structure of the fan casing 1 is demonstrated in detail. 4 and 5, the x-axis positive direction, the y-axis positive direction, and the z-axis positive direction are defined in the same manner as in FIGS.
  • the fan casing 1 has a casing main body 1a fixed to the casing 11, and a casing division 1b fixed to the casing main body 1a. That is, as described above, the fan casing 1 is fixed to the top panel 19, the front frame 20, and the rear frame 21 provided in the casing 11, but only the casing body 1 a is fixed to these. It is. In other words, the fan casing 1 has the casing body 1a fixed to the casing 11, and the casing division 1b is indirectly fixed to the casing 11 by being screwed to the casing body 1a.
  • the fan casing 1 is formed with an inlet 4 for supplying air and an outlet 2 for blowing out the air supplied from the inlet 4. More specifically, the blower outlet 2 which blows off air is provided in the upper part of the casing main-body part 1a. Moreover, as shown in FIG. 4, the fan casing 1 forms the suction inlet 4 with the casing main-body part 1a and the casing division
  • the fan casing 1 has two bell mouth portions 6 disposed in the suction port 4 formed by the casing main body portion 1a and the casing division portion 1b. More specifically, the suction port 4 is formed on one side surface and the other side surface of the casing main body portion 1a and the casing division portion 1b, respectively, and the two bell mouth portions 6 respectively include one side surface and the other side surface. It is arranged on the side.
  • the fan casing 1 has a casing main body portion at two locations, a first joint portion 3 in the vicinity of the air outlet 2 and a second joint portion 5 that is a lower portion of the suction port 4 when the air outlet 2 is located on the upper side. It has a structure that can be divided into 1a and casing dividing portion 1b. At the time of blowing, air is sucked into the fan 7 through the bell mouth portion 6 and the suction port 4 on the side surface of the fan casing 1, passes through the inner surface of the fan casing 1, and is blown out from the blower outlet 2.
  • a flange-like first main body bent portion 3a is provided at a portion corresponding to the first joint portion 3 of the casing main body portion 1a.
  • a flange-like first divided bent portion 3b is provided at a portion corresponding to the first joint portion 3 of the casing divided portion 1b.
  • segmentation bending part 3b are formed so that it may protrude from the outer periphery of the casing main body part 1a and the casing division
  • a flange-like second main body bent portion 5a is provided at a portion corresponding to the second joint portion 5 of the casing main body portion 1a.
  • a flange-like second divided bent portion 5b is provided at a portion corresponding to the second joint portion 5 of the casing divided portion 1b.
  • segmentation bending part 5b are formed so that it may protrude from the outer periphery of the casing main body part 1a and the casing division
  • the second main body bent portion 5a and the second divided bent portion 5b, to which the fixing member 1f is attached extend along an obliquely downward direction inclined forward.
  • Each of the first main body bent portion 3a and the first divided bent portion 3b has a plurality of screw holes 3h, and each of the second main body bent portion 5a and the second divided bent portion 5b has a plurality of screws. It has a hole 5h. That is, as shown in FIG. 4, the fan casing 1 has a structure in which the casing main body 1a and the casing division 1b can be fixed by the screws 3s and 5s.
  • the bell mouth portion 6 has a plurality of screw holes 6h as shown in FIG. 5, and is fixed to the casing main body portion 1a and the casing division portion 1b by screws 6s as shown in FIG. is there.
  • the bell mouth portion 6 is provided with an opening 6a in the center.
  • the bell mouth portion 6 includes at least a part of the inner diameter portion 6b fitted into the suction port 4 and the first joint portion 3 and the second joint portion 5 which are joint portions between the casing main body portion 1a and the casing division portion 1b. And a flat surface portion 6c for closing.
  • the bell mouth portion 6 is formed so that an edge facing the opening 6 a has an arc-shaped cross section toward the inside of the fan casing 1. That is, the surface on the opening 6a side of the inner diameter portion 6b is a curved surface, and the cross-sectional shape of the rotating surface centering on the axial direction of the opening 6a is an arc shape. That is, the curved surface on the opening 6a side of the inner diameter portion 6b has an arc shape in a cross section cut along, for example, the xy plane or the yz plane. Further, the inner diameter portion 6b and the plane portion 6c have an annular shape in cross section cut along the xz plane. That is, the planar portion 6c has an annular shape when viewed from the side. And the bellmouth part 6 is integrally molded and is not divided
  • the inner diameter portion 6 b of the bell mouth portion 6 is configured to fit into the suction port 4, and the opening diameter 6 d of the bell mouth portion 6 is smaller than the diameter of the suction port 4. Further, the opening diameter 6 d of the bell mouth portion 6 is smaller than the outer diameter of the fan 7 in order to increase the blowing efficiency.
  • the diameter of the suction port 4 is larger than the outer diameter of the fan 7. Therefore, for example, by removing at least one of the left side panel 25 and the right side panel 24, the fan 7 can be removed without removing the casing dividing portion 1b.
  • the vertical length of the joint surface in the first joint portion 3 is shorter than the vertical length of the joint surface in the second joint portion 5. Therefore, when the center of the suction port 4 corresponding to the center of the bell mouth portion 6 is “O”, the first virtual radius 4 a that is the distance between the center O and the outer peripheral surface of the first joint portion 3 is the center O. And the second virtual radius 4b, which is the distance between the outer peripheral surface of the second joint 5 and the second virtual radius 4b.
  • the vertical length of the joint surface and the first virtual radius 4a in the first joint portion 3 do not include the vertical lengths of the first main body bent portion 3a and the first divided bent portion 3b. Further, the length in the vertical direction of the joint surface and the second virtual radius 4b in the second joint 5 do not include the length in the vertical direction of the second main body bent portion 5a and the second divided bent portion 5b.
  • the length twice as large as the first virtual radius 4a corresponds to the outer diameter based on the first joint portion 3 which is one joint portion of the casing main body portion 1a and the casing split portion 1b.
  • the length twice the imaginary radius 4b corresponds to the outer diameter based on the second joint 5 which is the other joint of the casing body 1a and the casing split part 1b.
  • the shape of the flat surface portion 6c of the bell mouth portion 6 in the side view is not limited to an annular shape.
  • the virtual radius on the second joint portion 5 side of the bell mouth portion 6 is the first joint portion of the bell mouth portion 6. You may make it the arbitrary shape which becomes longer than the virtual radius of 3 side, and may cover the 1st junction part 3 and the 2nd junction part 5 altogether.
  • segmentation bending part 3b are being fixed by the fastening force of the screw 3s, and both the 2nd main body bending part 5a and the 2nd division
  • segmentation part 1b and corresponds to the 1st junction part 3 is vibrated beforehand. A gap is provided at a level where there is no contact.
  • the end surface of the casing main body 1a and the end surface of the casing dividing portion 1b do not come into uniform contact due to manufacturing tolerances. This is because contact sounds are generated. That is, the fan casing 1 is provided with a slight gap on the joint surface between the casing main body 1a and the casing dividing portion 1b so that the end surface of the casing main body 1a and the end surface of the casing dividing portion 1b do not come into contact with each other even during blowing. Therefore, it is possible to suppress the generation of abnormal sounds that are continuous contact sounds.
  • the bell mouth portion 6 which is an integrally molded product, is disposed on the side surface formed by the casing main body portion 1 a and the casing division portion 1 b, and the gap provided in the first joint portion 3 is The flat portion 6c of the bell mouth portion 6 is configured to be closed. For this reason, according to the fan casing 1, the wind leakage at the time of ventilation can be prevented. That is, the bell mouth portion 6 has a function of preventing wind leakage of the fan casing 1.
  • locking part 3c extended toward the direction of the 1st main body bending part 3a is provided in the edge part of the 1st division
  • segmentation part 1b has the insertion part 5c formed in the part which corresponds to the 2nd junction part 5 among the side surfaces so that it might overlap with the inner surface of the casing main-body part 1a. That is, the casing dividing portion 1b has an insertion portion 5c that extends toward the casing main body portion 1a and is in contact with the inner surface of the casing main body portion 1a at a portion corresponding to the second bonding portion 5 that is a joint portion with the casing main body portion 1a. is doing. For this reason, when the casing division
  • a step is formed on the side surface side, that is, the bell mouth portion 6 side, at the boundary portion between the joint surface and the insertion portion 5c below the casing division portion 1b. It is provided so as to protrude from the joint surface below the portion 1b. Therefore, when the casing main body 1a and the casing dividing portion 1b are joined, the joining portion below the casing main portion 1a fits into the step, and the joining surface below the casing dividing portion 1b and the side surface side of the insertion portion 5c. It abuts on the surface. Thereby, the side surface in the 2nd junction part 5 of the casing main-body part 1a and the casing division
  • the insertion part 5c may be provided in the casing main body 1a, in consideration of the air flow direction in the fan casing 1, it is more preferable to provide it on the casing division part 1b side. This is because the air in the fan casing 1 flows from the casing main body 1a toward the casing dividing portion 1b. Therefore, when the insertion portion 5c is provided in the casing main body 1a, the front end surface of the insertion portion 5c is resistant. This is a cause of noise generation. That is, since the fan casing 1 has the insertion part 5c in the casing division
  • the outer diameter 6e of the bell mouth portion 6 is shorter than twice the second virtual radius 4b.
  • the insertion portion 5c is provided in the casing division portion 1b. ing. Therefore, according to the fan casing 1, it is possible to prevent wind leakage from a portion of the joint surface between the casing body 1a and the casing dividing portion 1b that is not covered by the bell mouth portion 6, so Generation of sound can be suppressed.
  • the bell mouth portion 6 is provided in the suction port 4 as a separate component from the casing main body portion 1a and the casing division portion 1b. That is, the bell mouth portion 6 is integrally formed so that the edge thereof has an arc-shaped cross section toward the axial direction of the opening 6 a and the inside of the fan casing 1. And the bellmouth part 6 is comprised so that isolation
  • the fan casing 1 can be separated into a casing body 1a and a casing division 1b at the first joint 3 and the second joint 5. Only the casing body 1a is fixed to the front frame 20 and the rear frame 21. Further, the motor mounting plate 22 is structured such that the front side can be fixed to the motor base 23 by screwing and the rear side can be fixed by locking with a pin. For this reason, at the time of maintenance of the fan 7, after removing the screw 6s of the bell mouth part 6, the screw 3s for fixing the first main body bent part 3a and the first divided bent part 3b, and the second main body bent part If the screw 5s that fixes 5a and the second divided bent portion 5b is removed, only the casing divided portion 1b can be removed.
  • all of the fan casing 1 can be removed by simply removing the front screw and the rear pin for fixing the motor mounting plate 22 to the motor base 23 together with the screw 3s and the screw 5s.
  • the fan 7 and the motor 8 can be removed without removing them. That is, according to the fan casing 1, it is possible to improve the maintainability.
  • the gap corresponding to the first joint portion 3 on the side surface of the fan casing 1 is not provided by vibration, the end surface of the casing main body portion 1a and the end surface of the casing dividing portion 1b are not blown. Therefore, it is possible to suppress the generation of abnormal noise.
  • the fan casing 1 is comprised so that the bell mouth part 6 which is an integrally molded product may cover the clearance gap provided in the 1st junction part 3, it prevents the wind leak from the said clearance gap at the time of ventilation. Can do.
  • a portion corresponding to the second joint portion 5 of the casing dividing portion 1b is provided with an insertion portion 5c protruding so as to overlap the inner surface of the casing main body portion 1a.
  • the fan 7 is a double-suction sirocco fan, and the case where the two suction ports 4 are formed by the casing main body 1a and the casing division 1b is illustrated, but the present invention is not limited thereto. It is not something. That is, for example, a single-suction sirocco fan may be employed as the fan 7, and the suction port 4 may be formed only on one side surface by the casing body 1 a and the casing division 1 b. When such a configuration is adopted, the fan casing 1 only needs to have one bell mouth portion 6 disposed in one suction port 4.
  • a single-suction sirocco fan is adopted as the fan 7, and the inlet 4 is formed on one side by the casing body 1 a and the casing division 1 b, and an opening for connecting the motor 8 is provided on the other side.
  • the fan casing 1 may have one bell mouth portion 6 disposed in one suction port 4.
  • the outer diameter of the fan 7, and the opening diameter 6d of the bellmouth part 6 was illustrated, it is not restricted to this, for example, a bellmouth
  • the opening diameter 6 d of the part 6 may be larger than the outer diameter of the fan 7.
  • the diameter of the suction port 4 may be smaller than the outer diameter of the fan 7.
  • the indoor unit 10 has a ceiling part or a ceiling back part in a to-be-conditioned room. You may make it arrange
  • the upper direction and the lower direction are specified for convenience.
  • the present invention is not limited to this, and the fan casing 1 is arranged in the direction in which it is arranged according to the configuration of the indoor unit 10. Can be changed as appropriate.
  • the indoor unit 10 was provided with only one set of the fan casing 1, the bellmouth part 6, the fan 7, and the motor 8 which are the components regarding ventilation, it was limited to this. It is not something. That is, in the above-described embodiment, an example is shown in which only one blower configured with a set of components related to ventilation is arranged in the casing 11, but the indoor unit 10 includes a plurality of blowers. You may have. For example, the indoor unit 10 can obtain the same effect as described above even when a plurality of blowers are arranged side by side in the left-right direction in the housing 11.
  • the fan casing 1 may be provided in a heat source unit that functions as an outdoor unit, that is, the fan casing 1 may be applied as a fan casing that houses a fan in the heat source unit, for example.
  • the first main body bent portion 3a and the first divided bent portion 3b are parallel when the casing divided portion 1b is brought into contact with the casing main body portion 1a. As long as it is, it can project in any direction.
  • the second main body bent portion 5a and the second divided bent portion 5b have the second main body bent portion 5a and the second divided bent portion 5b when the casing divided portion 1b is brought into contact with the casing main body portion 1a.
  • the bent portion 5b is preferably protruded perpendicular to the outer periphery of the casing main body portion 1a and the casing dividing portion 1b.
  • 1 fan casing 1a casing main body, 1b casing divided portion, 1f fixing member, 2 outlet, 3 first joint, 3a first main body bent portion, 3b first divided bent portion, 3c locking portion, 3h, 5h 6h Screw hole, 3s, 5s, 6s screw, 4 suction port, 4a first virtual radius, 4b second virtual radius, 5 second joint, 5a second body folded part, 5b second divided folded part, 5c difference Insert part, 6 bell mouth part, 6a opening part, 6b inner diameter part, 6c flat surface part, 6d opening diameter, 6e outer diameter, 7 fan, 7a blade, 8 motor, 10 indoor unit, 11 housing, 12 outlet part, 13 Front suction part, 14 Rear suction part, 15 outlet flange, 16 drain receiver, 17 drain water transfer part, 18 drain pan, 18a drain port, 19 sky Nell, 20 front frame, 21 the rear frame, 22 a motor mounting plate 23 motor base, 24 a right side panel, 25 left side panel, 30 a heat exchanger.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention concerne un climatiseur qui comprend un carter de ventilateur qui est disposé à l'intérieur d'un boîtier et qui loge un ventilateur. Le carter de ventilateur comporte un corps principal de carter fixé au boîtier, une section de division de carter fixée au corps principal de carter, et une partie d'évasement disposée dans un orifice d'aspiration formé par le corps principal de carter et la section de division de carter. La partie d'évasement est formée sous la forme d'un corps unique et est configurée de manière à être séparable du corps principal de carter et de la section de division de carter.
PCT/JP2016/052876 2016-02-01 2016-02-01 Climatiseur Ceased WO2017134720A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2016/052876 WO2017134720A1 (fr) 2016-02-01 2016-02-01 Climatiseur
JP2017564977A JP6611827B2 (ja) 2016-02-01 2016-02-01 空気調和装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/052876 WO2017134720A1 (fr) 2016-02-01 2016-02-01 Climatiseur

Publications (1)

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WO2017134720A1 true WO2017134720A1 (fr) 2017-08-10

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PCT/JP2016/052876 Ceased WO2017134720A1 (fr) 2016-02-01 2016-02-01 Climatiseur

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JP (1) JP6611827B2 (fr)
WO (1) WO2017134720A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2022029891A1 (fr) * 2020-08-04 2022-02-10
JPWO2023148864A1 (fr) * 2022-02-03 2023-08-10

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102600958B1 (ko) 2018-09-21 2023-11-14 삼성전자주식회사 공기조화기

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Publication number Priority date Publication date Assignee Title
JPS5823064B2 (ja) * 1978-03-17 1983-05-12 日本油脂株式会社 濃縮クリ−ム
JPH11325499A (ja) * 1998-05-20 1999-11-26 Fujitsu General Ltd 空気調和機のファンケーシング
JP2008169793A (ja) * 2007-01-15 2008-07-24 Matsushita Electric Ind Co Ltd 遠心送風機
JP2013096617A (ja) * 2011-10-31 2013-05-20 Hitachi Appliances Inc 空気調和機及び空気調和機における送風機構の取り外し方法

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Publication number Priority date Publication date Assignee Title
EP3045827B1 (fr) * 2013-09-09 2020-10-21 Mitsubishi Electric Corporation Appareil de conditionnement d'air

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5823064B2 (ja) * 1978-03-17 1983-05-12 日本油脂株式会社 濃縮クリ−ム
JPH11325499A (ja) * 1998-05-20 1999-11-26 Fujitsu General Ltd 空気調和機のファンケーシング
JP2008169793A (ja) * 2007-01-15 2008-07-24 Matsushita Electric Ind Co Ltd 遠心送風機
JP2013096617A (ja) * 2011-10-31 2013-05-20 Hitachi Appliances Inc 空気調和機及び空気調和機における送風機構の取り外し方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2022029891A1 (fr) * 2020-08-04 2022-02-10
WO2022029891A1 (fr) * 2020-08-04 2022-02-10 三菱電機株式会社 Climatiseur
JP7459258B2 (ja) 2020-08-04 2024-04-01 三菱電機株式会社 空気調和機
JPWO2023148864A1 (fr) * 2022-02-03 2023-08-10
WO2023148864A1 (fr) * 2022-02-03 2023-08-10 三菱電機株式会社 Climatiseur

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