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WO2015102193A1 - Protection tool for gas welding torch head and gas welding apparatus - Google Patents

Protection tool for gas welding torch head and gas welding apparatus Download PDF

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Publication number
WO2015102193A1
WO2015102193A1 PCT/KR2014/006601 KR2014006601W WO2015102193A1 WO 2015102193 A1 WO2015102193 A1 WO 2015102193A1 KR 2014006601 W KR2014006601 W KR 2014006601W WO 2015102193 A1 WO2015102193 A1 WO 2015102193A1
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WO
WIPO (PCT)
Prior art keywords
gas welding
torch
gas
hole
discharge
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/KR2014/006601
Other languages
French (fr)
Korean (ko)
Inventor
홍성표
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2015102193A1 publication Critical patent/WO2015102193A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K5/00—Gas flame welding
    • B23K5/22—Auxiliary equipment, e.g. backings, guides
    • B23K5/24—Arrangements for supporting torches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/16—Arc welding or cutting making use of shielding gas
    • B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/24—Features related to electrodes
    • B23K9/26—Accessories for electrodes, e.g. ignition tips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/24—Features related to electrodes
    • B23K9/28—Supporting devices for electrodes
    • B23K9/29—Supporting devices adapted for making use of shielding means
    • B23K9/291—Supporting devices adapted for making use of shielding means the shielding means being a gas
    • B23K9/296—Supporting devices adapted for making use of shielding means the shielding means being a gas using non-consumable electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/32—Accessories
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
    • F21S8/033—Lighting devices intended for fixed installation of surface-mounted type the surface being a wall or like vertical structure, e.g. building facade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to a gas welding torch head protector and a gas welding device, and more particularly, to a gas welding torch head protector and a gas welding device for protecting an operator's eyes during a welding operation.
  • welding connecting joints such as metal includes argon welding, oxygen welding, plasma welding and the like.
  • the protection mechanism is coupled to the welding torch to prevent the ultraviolet rays generated during the welding operation to damage the eyes of the operator.
  • the protective mechanism is difficult to discharge the gas generated during the welding operation to the outside of the protective mechanism, obstructs the operator's view, so that it is difficult to adjust the welding position, check the welding result, etc., thereby reducing work efficiency.
  • FIG. 1 is a perspective view showing a conventional gas welding torch head protection mechanism.
  • a conventional gas welding torch head protector 1 includes a welding head 10 having an insulator 14 and a nozzle 15 and a welding head 10 that can be fixed to the welding head 10. It comprises a protection means (20).
  • the protection means 20 can separate the nozzle 15 from the insulator 14 and from the gas welding torch head.
  • the welding head 10 includes a gas diffuser 11 for supplying gas and a wire supplied through the torch body 12 connected to the welding line to the front, an insulator 14 fixed to the gas diffuser 11, It consists of a nozzle (15) screwed to the end of the insulator (14).
  • the protection means 20 When the nozzle 15 and the insulator 14 are screwed together, the protection means 20 is pressurized by opposing surfaces of the nozzle 15 and the insulator 14 on both sides and fixedly coupled to the welding head 10.
  • the protection means 20 includes a fixing member 22 composed of the close contact portion 22a and the coupling portion 22b, and a safety glasses 24 connected to the fixing member 22.
  • the lower edge of the safety glasses 24 may be further provided with a break preventing member 30 to prevent the breaking by protecting the safety glasses 24 from external impact.
  • the conventional gas welding torch head protection mechanism 1 releases the screw between the nozzle 15 and the insulator 14 to secure the protection means 20 to the nozzle 15, and then the protection means 20. Is coupled between the nozzle 15 and the insulator 14 and screwed again between the nozzle 15 and the insulator 14 to complete the installation of a series of protective devices.
  • the protection means 20 is a structure that the gas generated during the welding operation is not discharged to the outside of the protective mechanism, the gas accumulated inside the safety glasses 24 obstructs the operator's vision when welding for a long time to reduce the operator's efficiency There is a problem.
  • the discharge hole is formed so that the gas generated during welding to the protector for the torch head can be discharged to protect the operator from harmful gases and to secure the working field to improve the efficiency of welding work
  • a protective device for a gas welding torch head and a gas welding device are provided.
  • the present invention includes a fixing part inserted into the torch and a light transmitting part made of a light transmitting material and coupled to the fixing part;
  • the light transmitting portion provides a gas welding torch head protection mechanism characterized in that the discharge hole is formed so as to discharge the gas generated during welding.
  • the discharge hole is characterized in that it is formed through the fixing portion.
  • a hollow tube-shaped pipe connection part is provided to protrude outwardly from the discharge hole, and the discharge pipe connected to the exhaust means is coupled to the pipe connection part.
  • the fixing portion is formed of an insertion support portion formed with an insertion hole into which the torch is inserted, and a plurality of extensions extending inwardly in the insertion hole;
  • the extension portions are spaced apart from each other along the circumferential direction in the cantilever shape in the insertion hole, radially inwardly extending in the insertion hole, characterized in that the torch is inserted and fixed between the extensions.
  • the fixing portion is composed of the insertion support and the connecting portion;
  • the insertion support part is coupled between the insulator and the nozzle when the insulator and the nozzle are screwed, and the light transmitting part is integrally coupled to the connection part.
  • connection portion is spaced apart in the circumferential direction to form a coupling hole
  • light transmitting portion is characterized in that the projection is inserted into the coupling hole
  • the pipe connection portion is provided with a hollow pipe connection portion projecting outward from the discharge hole, characterized in that the discharge pipe connected to the exhaust means is coupled to the pipe connection portion.
  • the pipe connection part is provided with a hollow pipe connection portion projecting outward from the discharge hole, the gas welding torch head protective mechanism, characterized in that the discharge pipe is connected to the pipe connection portion is coupled.
  • the present invention provides a torch and a gas welding torch head protecting mechanism having an insertion hole into which the torch is inserted and coupled to the torch, and a discharge hole is formed, and one side connected to the exhaust means and the other side connected to the discharge hole; Exhaust means connected to the other side of the discharge pipe and the gas generated during welding is discharged through the discharge pipe connected to the discharge hole, one side is connected to the torch and the other side is a fuel pipe connected to the welder body, and the other side of the fuel pipe And a welder body for supplying welding gas to the torch through a fuel pipe.
  • the gas welding torch head protection mechanism is composed of a fixing portion formed with the insertion hole into which the torch is inserted, and a light transmitting portion coupled to the fixing portion;
  • the discharge hole is provided with a hollow pipe connection protruding outward, the pipe connection is inserted into one side of the discharge pipe is characterized in that one side of the discharge pipe is connected to the discharge hole.
  • the insertion hole is provided with a plurality of cantilever-shaped extension parts projecting inwardly spaced in the circumferential direction, the torch is inserted between the extension portion is fixed gas welding device.
  • the gas welding torch head protection mechanism and the gas welding device according to the present invention are provided with a discharge hole so as to discharge the gas generated during welding to the outside of the protection mechanism to protect the operator from harmful gases and to secure the view of the operator to ensure the There is an effect to improve the efficiency.
  • FIG. 1 is a perspective view showing a conventional gas welding torch head protector
  • FIG. 2 is a cross-sectional view showing a gas welding torch head protection mechanism according to an embodiment of the present invention
  • FIG. 3 is a plan view showing a protective mechanism for a gas welding torch head according to an embodiment of the present invention
  • FIG. 4 is a cross-sectional view showing a gas welding torch head protection mechanism according to another embodiment of the present invention.
  • FIG. 5 is a plan view showing a protective mechanism for a gas welding torch head according to another embodiment of the present invention.
  • FIG. 6 is a partial cross-sectional view showing a state in which the gas welding torch head protection mechanism and the exhaust means are connected.
  • FIG. 2 is a cross-sectional view showing a gas welding torch head protection mechanism according to an embodiment of the present invention
  • Figure 3 is a plan view showing a gas welding torch head protection mechanism according to an embodiment of the present invention
  • Figure 4 5 is a cross-sectional view showing a gas welding torch head protection mechanism according to another embodiment of the present invention
  • Figure 5 is a plan view showing a gas welding torch head protection mechanism according to another embodiment of the present invention
  • Figure 6 is A partial sectional view showing a state in which a gas welding torch head protector and an exhaust means are connected.
  • the vertical direction of FIG. 2 is referred to as "up and down direction", the upper direction is “upward”, the lower side is “downward”, the horizontal direction is “radial direction”, and the direction away from the "radial direction” center. To the “outer side” and the “radial” center to the inner side.
  • the gas welding torch head protection mechanism 100 is a torch is inserted into the fixing part 120 and the two coupled to the fixing part 120 It consists of a miner (110).
  • the fixing part 120 is formed with the insertion hole 120a penetrated in the vertical direction.
  • the insertion hole 120a is formed to penetrate through the radial center of the fixing part 120.
  • the fixing part 120 is made of a material such as metal, synthetic resin.
  • the fixing part 120 includes an insertion support part 121 and a connection part 125.
  • the insertion support portion 121 is formed in the shape of a plate extending in the circumferential direction. The insertion support 121 is positioned and coupled between the insulator 14 and the nozzle 15 when the insulator 14 and the nozzle 15 protecting the contact tip 13 are screwed together.
  • the connecting portion 125 is bent from the radially outer side of the insertion support portion 121 is provided to extend downward.
  • the connecting portion 125 has an inclined shape downwardly extending upward and downward as it extends radially outward.
  • the connection part 125 may extend horizontally in the radial direction.
  • the connection part 125 is coupled to the light transmitting part 110.
  • the connection part 125 may include a coupling hole 125a to be coupled to the light transmitting part 110.
  • the light transmitting part 110 is injection molded integrally with the connection part 125.
  • Light transmitting unit 110 may be provided with a projection to be inserted into the coupling hole (125a).
  • the light transmitting part 110 is made of a light transmitting material such as black diameter, glass, acrylic.
  • the light transmitting unit 110 is formed in a funnel shape.
  • the cross section of the light transmitting part 110 is formed to be inclined toward the outer side in the radial direction toward the bottom in the vertical direction.
  • the light emitting portion 110 is formed with a discharge hole (111a) through so that the gas generated during welding is discharged.
  • the discharge hole 111a may be formed in the fixing part 120.
  • the discharge hole 111a may be provided in plurality in the light transmitting part 110 and the fixing part 120.
  • the outer end of the discharge hole (111a) is provided with a pipe connecting portion 111 of the hollow body.
  • the pipe connection part 111 is provided to protrude outward from the light transmitting part 110.
  • the pipe connecting portion 111 is coupled to the discharge pipe 63 is connected to the exhaust means (51). Gas flowing from the pipe connecting portion 111 is discharged along the discharge pipe 63 by the exhaust means (51).
  • the light transmitting unit 110 serves to protect the worker from sparks, dust, ultraviolet rays, etc. generated during the welding operation. In addition, the working field can be secured by allowing the gas to be discharged by the discharge hole 111a.
  • a lower end of the light transmitting portion 110 may be provided with a reinforcing member 130 to prevent the light transmitting portion 110 from being damaged by an external impact.
  • the gas welding torch head protection mechanism 100 is a fixing part 120 to which the torch is inserted and fixed, and the fixing part 120 It consists of a light transmitting portion 110 coupled to.
  • the fixing part 120 is formed with the insertion hole 120a penetrated in the vertical direction.
  • the insertion hole 120a is formed to penetrate through the radial center of the fixing part 120.
  • the fixing part 120 is made of a material such as metal, synthetic resin.
  • the fixing part 120 includes an insertion support part 121, an extension part 123, and a connection part 125.
  • the insertion support portion 121 is formed in the shape of a plate is inserted into the insertion hole (120a) in the radial center in the vertical direction.
  • the radially inner side of the insertion support 121 is provided with a plurality of extensions 123.
  • the extension part 123 is composed of an intermediate part 123a extending radially inwardly from the insertion support part 121 and a bent part 123b extending radially inward from an end of the intermediate part 123a.
  • the extension part 123 is provided with a plurality of inner end is formed in a circular arc spaced apart in the circumferential direction.
  • the extension portion 123 is provided in the radially inner side of the insertion support portion 121 in the form of a cantilever with the free end.
  • the extension part 123 forms a cross-sectional area that decreases from the middle part 123a to the bend part 123b.
  • the ends of the extensions 123 are spaced apart from each other.
  • the bent portion 123b may be formed to protrude downward toward the end.
  • the plurality of extensions 123 are formed to protrude in the same direction.
  • the cutting groove 127 is formed between the plurality of extension parts 123.
  • the cutting groove 127 extends outward in a radial direction and is formed in plural.
  • the plurality of cutout grooves 127 form an insertion hole 120a formed in the fixing part 120.
  • the extension part 123 may be integrally provided without the cutting groove 127.
  • the connecting portion 125 is bent from the radially outer side of the insertion support portion 121 is provided to extend downward.
  • the connection portion 125 forms a form inclined downward in the vertical direction as it extends radially outward.
  • the connection part 125 may extend horizontally in the radial direction.
  • the connection part 125 is coupled to the light transmitting part 110.
  • the connection part 125 is provided with a coupling hole 125a to be coupled to the light transmitting part 110.
  • the light transmitting part 110 is injection molded integrally with the connection part 125.
  • Projection unit 110 is provided with a projection to be inserted into the coupling hole (125a).
  • the light transmitting unit 110, the light transmitting unit 110 is made of a light-transmitting material, such as black diameter, glass, acrylic.
  • the light transmitting unit 110 is formed in a funnel shape.
  • the cross section of the light transmitting unit 110 is formed to be inclined radially outward in the vertical direction.
  • the light emitting portion 110 is formed with a discharge hole (111a) through so that the gas generated during welding is discharged.
  • the discharge hole 111a may be formed in the fixing part 120.
  • the discharge hole 111a may be provided in plurality in the light transmitting part 110 and the fixing part 120.
  • the outer end of the discharge hole (111a) is provided with a pipe connecting portion 111 of the hollow body.
  • the pipe connecting portion 111 is provided to protrude outward in the radial direction of the light transmitting portion (110).
  • the pipe connecting portion 111 is coupled to the discharge pipe 63 is connected to the exhaust means (51). Gas flowing from the pipe connecting portion 111 is discharged along the discharge pipe 63 by the exhaust means (51).
  • the light transmitting unit 110 serves to protect the worker from sparks, dust, ultraviolet rays, etc. generated during the welding operation. In addition, the working field can be secured by allowing the gas to be discharged by the discharge hole 111a.
  • a lower end of the light transmitting part 110 may be provided with a reinforcing member 130 to prevent the light transmitting part 110 from being damaged by an external impact.
  • the torch is inserted and fixed between the ends of the extension 123.
  • the gas welding torch is inserted into the torch by inserting it in the protruding direction of the extension part 123. Couple the head protection mechanism (100).
  • the maximum distance between the inner ends of the plurality of extensions 123 is formed to be smaller than the outer diameter of the torch being inserted.
  • the portion of the nozzle 15 of the torch is inserted between the extensions 123 so that the maximum distance between the inner ends of the plurality of extensions 123 is smaller than the outer diameter of the nozzle 15.
  • the extension part 123 is elastically deformed in the axial direction where bending occurs when the torch is inserted, and an end of the extension part 123 is in contact with the torch being inserted. After the insertion of the torch is completed, the outer circumferential surface of the torch is elastically pressed by the elastic restoring force to return to the opposite direction where the bending occurs.
  • the gas welding torch head protection mechanism 100 is completed to the torch.
  • the gas welding torch head protector 100 is not easily separated from the torch by the plurality of support portions 123 that elastically pressurize the outer circumferential surface of the nozzle 15.
  • the torch 40 equipped with the gas welding torch head protector 100 is connected to the welder main body 50 through the welder connector 60.
  • a discharge pipe 63 for discharging the gas generated during welding.
  • the discharge pipe 63 may be provided separately from the welder connecting pipe (60).
  • One end of the discharge pipe 63 is connected to the pipe connection 111a.
  • the other end of the discharge pipe 63 is connected to the exhaust means 51.
  • the operator receives the argon or CO 2 from the welder main body 50 through the fuel pipe 61 to operate the torch to perform welding work.
  • the gas generated during welding stays inside the light transmitting part 110, and the gas is discharged through the discharge hole 111 a formed in the light transmitting part 110 or the insertion support part 121.
  • the gas flowing through the discharge hole 111a is again connected to the pipe connecting portion 111 and the other end is discharged through the discharge pipe 63 connected to the exhaust means 51, thereby completing a series of gas exhaust processes.
  • the exhaust means 51 may be a fan as shown.
  • the discharge hole is formed so that the gas generated during welding to the protector for the torch head can be discharged to protect the operator from harmful gases and to secure the working field to improve the efficiency of welding work
  • a protective device for a gas welding torch head and a gas welding device are provided.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Architecture (AREA)
  • Arc Welding In General (AREA)

Abstract

The present invention relates to a protection tool for a gas welding torch head and a gas welding apparatus, the protection tool comprising: a fixed part inserted into a torch; and a transparent part made of a transparent material so as to be coupled to the fixed part, wherein a discharge hole, through which gas generated during welding is discharged, is formed to penetrate the transparent part, thereby protecting a worker from harmful gas by discharging, to the outside, gas generated during welding and improving operation efficiency by ensuring a clear working view.

Description

가스용접 토치 헤드용 보호기구 및 가스 용접 장치Protective device for gas welding torch head and gas welding device

본 발명은 가스용접 토치 헤드용 보호기구 및 가스 용접 장치에 관한 것으로서, 더욱 상세하게는 용접작업 시 작업자의 눈을 보호하기 위한 가스용접 토치 헤드용 보호기구 및 가스 용접 장치에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gas welding torch head protector and a gas welding device, and more particularly, to a gas welding torch head protector and a gas welding device for protecting an operator's eyes during a welding operation.

일반적으로, 금속 등의 이음 부위를 연결하는 용접은 아르곤 용접, 산소 용접, 플라즈마 용접 등이 있다. 상기 보호기구는 용접용 토치에 결합되어 용접작업 시 발생되는 자외선이 작업자의 눈에 손상을 입히는 것을 방지하고 있다. 하지만 상기 보호기구는 용접작업 시 발생하는 가스를 보호기구의 외부로 배출하는 것이 어려워 작업자의 시야를 방해함으로써 용접위치의 조정, 용접 결과 확인 등의 작업이 어려워 작업 능률을 저하시키는 문제가 있다.In general, welding connecting joints such as metal includes argon welding, oxygen welding, plasma welding and the like. The protection mechanism is coupled to the welding torch to prevent the ultraviolet rays generated during the welding operation to damage the eyes of the operator. However, the protective mechanism is difficult to discharge the gas generated during the welding operation to the outside of the protective mechanism, obstructs the operator's view, so that it is difficult to adjust the welding position, check the welding result, etc., thereby reducing work efficiency.

선 출원된 대한민국 등록특허공보 제10-1268706호(2013.05.22)에는 용접 작업 시 별도의 보안경 없이도 작업자의 눈을 보호할 수 있는 가스용접 토치 헤드용 보호기구가 개시된바 있다. 도 1은 종래의 가스용접 토치 헤드용 보호기구를 도시한 사시도이다.In Korean Patent Application Publication No. 10-1268706 (2013.05.22), which has been previously filed, a protective device for a gas welding torch head that can protect an operator's eyes without a separate safety glasses during a welding operation has been disclosed. 1 is a perspective view showing a conventional gas welding torch head protection mechanism.

도 1에 도시된 바와 같이, 종래의 가스용접 토치 헤드용 보호기구(1)는 인슐레이터(14) 및 노즐(15)을 갖는 용접 헤드(10)와, 용접 헤드(10)에 고정 가능하게 구비되는 보호수단(20)을 포함하여 구성된다. 상기 보호수단(20)은 노즐(15)을 인슐레이터(14)로부터 분리하여 가스용접 토치헤드로부터 분리할 수 있다. 용접 헤드(10)는 용접라인과 접속되는 토치바디(12)를 통해 공급되는 가스와 와이어가 전방으로 공급되도록 하는 가스디퓨저(11)와, 가스디퓨저(11)에 고정되는 인슐레이터(14)와, 상기 인슐레이터(14)의 단부에 나사 체결되어 결합되는 노즐(15)로 구성된다.As shown in FIG. 1, a conventional gas welding torch head protector 1 includes a welding head 10 having an insulator 14 and a nozzle 15 and a welding head 10 that can be fixed to the welding head 10. It comprises a protection means (20). The protection means 20 can separate the nozzle 15 from the insulator 14 and from the gas welding torch head. The welding head 10 includes a gas diffuser 11 for supplying gas and a wire supplied through the torch body 12 connected to the welding line to the front, an insulator 14 fixed to the gas diffuser 11, It consists of a nozzle (15) screwed to the end of the insulator (14).

보호수단(20)은 노즐(15)과 인슐레이터(14)가 나사 결합될 때 양측에서 노즐(15)과 인슐레이터(14)의 대향하는 면이 가압되어 용접 헤드(10)에 고정 결합된다. 상기 보호수단(20)은 밀착부(22a) 및 결합부(22b)로 이루어진 고정부재(22)와, 상기 고정부재(22)에 연결되는 보안경(24)을 포함한다. 상기 보안경(24)의 하단 테두리에는 외부의 충격으로부터 보안경(24)을 보호하여 깨짐을 방지하는 깨짐방지부재(30)가 더 구비될 수 있다.When the nozzle 15 and the insulator 14 are screwed together, the protection means 20 is pressurized by opposing surfaces of the nozzle 15 and the insulator 14 on both sides and fixedly coupled to the welding head 10. The protection means 20 includes a fixing member 22 composed of the close contact portion 22a and the coupling portion 22b, and a safety glasses 24 connected to the fixing member 22. The lower edge of the safety glasses 24 may be further provided with a break preventing member 30 to prevent the breaking by protecting the safety glasses 24 from external impact.

상기 종래의 가스용접 토치 헤드용 보호기구(1)는 보호수단(20)을 노즐(15)에 고정하기 위해, 노즐(15)과 인슐레이터(14) 간의 나사 체결을 해제한 후 보호수단(20)을 노즐(15)과 인슐레이터(14)의 사이에 결합하고 다시 노즐(15)과 인슐레이터(14) 간을 나사 체결하면 일련의 보호기구 장착이 완료된다. The conventional gas welding torch head protection mechanism 1 releases the screw between the nozzle 15 and the insulator 14 to secure the protection means 20 to the nozzle 15, and then the protection means 20. Is coupled between the nozzle 15 and the insulator 14 and screwed again between the nozzle 15 and the insulator 14 to complete the installation of a series of protective devices.

하지만, 상기 보호수단(20)은 용접작업 시 발생하는 가스가 보호기구의 외부로 배출되지 못하는 구조로써 장시간 용접할 시 보안경(24) 내부에 쌓인 가스가 작업자의 시야를 방해하여 작업자의 능률을 저하시키는 문제점이 있다.However, the protection means 20 is a structure that the gas generated during the welding operation is not discharged to the outside of the protective mechanism, the gas accumulated inside the safety glasses 24 obstructs the operator's vision when welding for a long time to reduce the operator's efficiency There is a problem.

이와 같은 종래의 문제점을 해결하기 위하여, 토치 헤드용 보호기구에 용접시 발생하는 가스가 배출 가능하도록 배출공이 형성되어 유해가스로부터 작업자를 보호하고 작업시야를 확보하여 용접작업의 능률을 향상시킬 수 있는 가스용접 토치 헤드용 보호기구 및 가스 용접 장치를 제공한다.In order to solve such a conventional problem, the discharge hole is formed so that the gas generated during welding to the protector for the torch head can be discharged to protect the operator from harmful gases and to secure the working field to improve the efficiency of welding work A protective device for a gas welding torch head and a gas welding device are provided.

상기와 같은 목적을 위하여 본 발명은 토치에 삽입되는 고정부와, 투광소재로 이루어져 상기 고정부에 결합되는 투광부를 포함하며; 상기 투광부에는 용접시 발생하는 가스가 배출되도록 배출공이 관통 형성되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구를 제공한다.To this end, the present invention includes a fixing part inserted into the torch and a light transmitting part made of a light transmitting material and coupled to the fixing part; The light transmitting portion provides a gas welding torch head protection mechanism characterized in that the discharge hole is formed so as to discharge the gas generated during welding.

상기에서, 상기 배출공은 고정부에 관통 형성되는 것을 특징으로 한다.In the above, the discharge hole is characterized in that it is formed through the fixing portion.

상기에서, 배출공에는 중공관 형태의 관연결부가 상기 배출공으로부터 외향 돌출 구비되고, 상기 관연결부에 배기수단과 연결된 배출관이 결합되는 것을 특징으로 한다.In the discharge hole, a hollow tube-shaped pipe connection part is provided to protrude outwardly from the discharge hole, and the discharge pipe connected to the exhaust means is coupled to the pipe connection part.

상기에서, 상기 고정부는 토치가 삽입되는 삽입공이 형성된 삽입지지부와, 상기 삽입공 내에 내향 연장된 복수의 연장부로 이루어지며; 상기 연장부는 삽입공에 외팔보 형태로 원주방향을 따라 서로 이격되어 구비되고, 삽입공에 반경방향으로 내향 연장되며, 토치는 연장부 사이로 삽입되어 고정되는 것을 특징으로 한다.In the above, the fixing portion is formed of an insertion support portion formed with an insertion hole into which the torch is inserted, and a plurality of extensions extending inwardly in the insertion hole; The extension portions are spaced apart from each other along the circumferential direction in the cantilever shape in the insertion hole, radially inwardly extending in the insertion hole, characterized in that the torch is inserted and fixed between the extensions.

상기에서, 상기 고정부는 삽입지지부와, 연결부로 이루어지며; 상기 삽입지지부는 인슐레이터와 노즐이 나사 결합될시 인슐레이터와 노즐의 사이에 결합되며, 상기 연결부에 투광부가 일체로 결합되는 것을 특징으로 한다.In the above, the fixing portion is composed of the insertion support and the connecting portion; The insertion support part is coupled between the insulator and the nozzle when the insulator and the nozzle are screwed, and the light transmitting part is integrally coupled to the connection part.

상기에서, 상기 연결부에는 원주방향으로 이격되어 결합공이 형성되고, 상기 투광부는 상기 결합공에 삽입되는 돌기가 구비된 것을 특징으로 한다.In the above, the connection portion is spaced apart in the circumferential direction to form a coupling hole, the light transmitting portion is characterized in that the projection is inserted into the coupling hole.

상기에서, 관연결부는 배출공으로부터 외향 돌출된 중공의 관연결부가 구비되고, 상기 관연결부에 배기수단과 연결된 배출관이 결합되는 것을 특징으로 한다.In the above, the pipe connection portion is provided with a hollow pipe connection portion projecting outward from the discharge hole, characterized in that the discharge pipe connected to the exhaust means is coupled to the pipe connection portion.

상기에서, 관연결부는 배출공으로부터 외향 돌출된 중공의 관연결부가 구비되고, 상기 관연결부에 배기수단과 연결된 배출관이 결합되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구.In the above, the pipe connection part is provided with a hollow pipe connection portion projecting outward from the discharge hole, the gas welding torch head protective mechanism, characterized in that the discharge pipe is connected to the pipe connection portion is coupled.

한편 본 발명은 토치와, 상기 토치가 삽입되는 삽입공이 형성되어 토치에 결합되며 배출공이 형성되는 가스용접 토치 헤드용 보호기구와, 일측이 배기수단에 연결되고 타측이 상기 배출공에 연결된 배출관과, 상기 배출관의 타측에 연결되어 용접시 발생하는 가스가 배출공에 연결된 배출관을 통하여 배출되도록 하는 배기수단과, 일측은 토치에 연결되고 타측은 용접기 본체에 연결된 연료관과, 상기 연료관의 타측에 연결되어 연료관을 통하여 상기 토치로 용접 가스를 공급하는 용접기 본체로 이루어진 것을 특징으로 하는 가스 용접 장치를 제공한다.Meanwhile, the present invention provides a torch and a gas welding torch head protecting mechanism having an insertion hole into which the torch is inserted and coupled to the torch, and a discharge hole is formed, and one side connected to the exhaust means and the other side connected to the discharge hole; Exhaust means connected to the other side of the discharge pipe and the gas generated during welding is discharged through the discharge pipe connected to the discharge hole, one side is connected to the torch and the other side is a fuel pipe connected to the welder body, and the other side of the fuel pipe And a welder body for supplying welding gas to the torch through a fuel pipe.

상기에서, 가스용접 토치 헤드용 보호기구는 토치가 삽입되는 상기 삽입공이 형성된 고정부와, 상기 고정부에 결합되는 투광부로 이루어지고; 상기 배출공에는 외향 돌출된 중공의 관연결부가 구비되어, 배출관의 일측으로 관연결부가 삽입되어 배출관의 일측이 배출공에 연결되는 것을 특징으로 한다.In the above, the gas welding torch head protection mechanism is composed of a fixing portion formed with the insertion hole into which the torch is inserted, and a light transmitting portion coupled to the fixing portion; The discharge hole is provided with a hollow pipe connection protruding outward, the pipe connection is inserted into one side of the discharge pipe is characterized in that one side of the discharge pipe is connected to the discharge hole.

상기에서, 상기 삽입공에는 내향 돌출되며 원주 방향으로 이격된 외팔보 형태의 연장부가 복수로 구비되며, 상기 토치는 연장부 사이로 삽입되어 고정되는 것을 특징으로 하는 가스 용접 장치.In the insertion hole, the insertion hole is provided with a plurality of cantilever-shaped extension parts projecting inwardly spaced in the circumferential direction, the torch is inserted between the extension portion is fixed gas welding device.

본 발명에 따른 가스용접 토치 헤드용 보호기구 및 가스 용접 장치는 용접시 발생하는 가스를 보호기구의 외부로 배출하도록 배출공을 구비함으로써 작업자를 유해가스로부터 보호하고 작업자의 시야를 확보하여 용접작업의 능률을 향상시킬 수 있는 효과가 있다.The gas welding torch head protection mechanism and the gas welding device according to the present invention are provided with a discharge hole so as to discharge the gas generated during welding to the outside of the protection mechanism to protect the operator from harmful gases and to secure the view of the operator to ensure the There is an effect to improve the efficiency.

도 1은 종래의 가스용접 토치 헤드용 보호기구를 도시한 사시도이고,1 is a perspective view showing a conventional gas welding torch head protector,

도 2는 본 발명의 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 단면도이며,2 is a cross-sectional view showing a gas welding torch head protection mechanism according to an embodiment of the present invention,

도 3은 본 발명의 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 평면도이고,3 is a plan view showing a protective mechanism for a gas welding torch head according to an embodiment of the present invention,

도 4는 본 발명의 다른 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 단면도이고,4 is a cross-sectional view showing a gas welding torch head protection mechanism according to another embodiment of the present invention,

도 5는 본 발명의 다른 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 평면도이며,5 is a plan view showing a protective mechanism for a gas welding torch head according to another embodiment of the present invention,

도 6은 본 발명의 가스용접 토치 헤드용 보호기구와 배기수단이 연결된 상태를 도시한 부분 단면도이다.6 is a partial cross-sectional view showing a state in which the gas welding torch head protection mechanism and the exhaust means are connected.

이하 첨부된 도면에 따라서 가스용접 토치 헤드용 보호기구 및 가스 용접 장치의 기술적 구성을 상세히 설명하면 다음과 같다.Hereinafter, the technical configuration of the gas welding torch head protection mechanism and the gas welding device according to the accompanying drawings in detail as follows.

도 2는 본 발명의 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 단면도이며, 도 3은 본 발명의 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 평면도이고, 도 4는 본 발명의 다른 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 단면도이고, 도 5는 본 발명의 다른 실시 예에 따른 가스용접 토치 헤드용 보호기구를 도시한 평면도이며, 도 6은 본 발명의 가스용접 토치 헤드용 보호기구와 배기수단이 연결된 상태를 도시한 부분 단면도이다.2 is a cross-sectional view showing a gas welding torch head protection mechanism according to an embodiment of the present invention, Figure 3 is a plan view showing a gas welding torch head protection mechanism according to an embodiment of the present invention, Figure 4 5 is a cross-sectional view showing a gas welding torch head protection mechanism according to another embodiment of the present invention, Figure 5 is a plan view showing a gas welding torch head protection mechanism according to another embodiment of the present invention, Figure 6 is A partial sectional view showing a state in which a gas welding torch head protector and an exhaust means are connected.

이하의 설명에서 도 2의 세로방향을“상하방향”으로 하고, 위를 “상향”으로, 아래를“하향”으로 하며, 가로방향을“반경방향”으로 하고,“반경방향”중심으로부터 멀어지는 방향을“외측”으로,“반경방향”중심으로 가까워지는 방향을“내측”으로 한다.In the following description, the vertical direction of FIG. 2 is referred to as "up and down direction", the upper direction is "upward", the lower side is "downward", the horizontal direction is "radial direction", and the direction away from the "radial direction" center. To the "outer side" and the "radial" center to the inner side.

도 2 내지 도 3에 도시된 바와 같이, 본 발명에 따른 가스용접 토치 헤드용 보호기구(100)는 토치가 관통 삽입되어 고정되는 고정부(120)와, 상기 고정부(120)에 결합된 투광부(110)로 이루어진다. As shown in Figures 2 to 3, the gas welding torch head protection mechanism 100 according to the present invention is a torch is inserted into the fixing part 120 and the two coupled to the fixing part 120 It consists of a miner (110).

상기 고정부(120)에는 상하방향으로 관통된 삽입공(120a)이 형성된다. 상기 삽입공(120a)은 고정부(120)의 반경방향 중심에 관통 형성된다. 상기 고정부(120)는 금속, 합성수지 등의 소재로 이루어진다. 상기 고정부(120)는 삽입지지부(121)와 연결부(125)로 이루어진다. 상기 삽입지지부(121)는 원주방향으로 연장된 판의 형상으로 이루어진다. 삽입지지부(121)는 인슐레이터(14)와 컨택트 팁(13)을 보호하는 노즐(15)이 나사결합될 시 인슐레이터(14)와 노즐(15)의 사이에 위치하여 결합된다. The fixing part 120 is formed with the insertion hole 120a penetrated in the vertical direction. The insertion hole 120a is formed to penetrate through the radial center of the fixing part 120. The fixing part 120 is made of a material such as metal, synthetic resin. The fixing part 120 includes an insertion support part 121 and a connection part 125. The insertion support portion 121 is formed in the shape of a plate extending in the circumferential direction. The insertion support 121 is positioned and coupled between the insulator 14 and the nozzle 15 when the insulator 14 and the nozzle 15 protecting the contact tip 13 are screwed together.

상기 연결부(125)는 삽입지지부(121)의 반경방향 외측에서 절곡되어 하향으로 연장 구비된다. 상기 연결부(125)는 반경방향 외측으로 연장될수록 상하방향으로 하향하는 경사 형태를 이룬다. 연결부(125)는 반경방향으로 수평하게 연장될 수 있다. 연결부(125)는 상기 투광부(110)와 결합된다. 연결부(125)는 투광부(110)와 결합되기 위한 결합공(125a)을 구비할 수 있다. The connecting portion 125 is bent from the radially outer side of the insertion support portion 121 is provided to extend downward. The connecting portion 125 has an inclined shape downwardly extending upward and downward as it extends radially outward. The connection part 125 may extend horizontally in the radial direction. The connection part 125 is coupled to the light transmitting part 110. The connection part 125 may include a coupling hole 125a to be coupled to the light transmitting part 110.

상기 투광부(110)는 연결부(125)와 일체로 사출 성형된다. 투광부(110)는 상기 결합공(125a)에 삽입 가능하도록 돌기를 구비 할 수 있다. 상기 투광부(110)는 흑경, 유리, 아크릴 등의 투광 소재로 이루어진다. 상기 투광부(110)는 깔때기 형상으로 이루어진다. 투광부(110)의 단면은 상하방향으로 하향할수록 반경방향 외측으로 향하는 경사진 형태로 이루어진다.The light transmitting part 110 is injection molded integrally with the connection part 125. Light transmitting unit 110 may be provided with a projection to be inserted into the coupling hole (125a). The light transmitting part 110 is made of a light transmitting material such as black diameter, glass, acrylic. The light transmitting unit 110 is formed in a funnel shape. The cross section of the light transmitting part 110 is formed to be inclined toward the outer side in the radial direction toward the bottom in the vertical direction.

상기 투광부(110)에는 용접시 발생하는 가스가 배출되도록 배출공(111a)이 관통 형성된다. 배출공(111a)은 고정부(120)에 형성될 수 있다. 배출공(111a)은 투광부(110)와 고정부(120)에 복수로 구비될 수 있다. 배출공(111a)의 외측단부에는 중공체의 관연결부(111)가 구비된다. 상기 관연결부(111)는 투광부(110)에 외향하여 돌출 구비된다. 상기 관연결부(111)에는 배기수단(51)과 연결된 배출관(63)이 결합된다. 관연결부(111)로부터 유동된 가스는 배기수단(51)에 의하여 배출관(63)을 따라 배출된다. 상기 투광부(110)는 용접작업 시 발생되는 불꽃, 먼지, 자외선 등으로부터 작업자를 보호하는 작용을 한다. 또한 배출공(111a)에 의하여 가스가 배출되게 함으로써 작업시야를 확보할 수 있다. The light emitting portion 110 is formed with a discharge hole (111a) through so that the gas generated during welding is discharged. The discharge hole 111a may be formed in the fixing part 120. The discharge hole 111a may be provided in plurality in the light transmitting part 110 and the fixing part 120. The outer end of the discharge hole (111a) is provided with a pipe connecting portion 111 of the hollow body. The pipe connection part 111 is provided to protrude outward from the light transmitting part 110. The pipe connecting portion 111 is coupled to the discharge pipe 63 is connected to the exhaust means (51). Gas flowing from the pipe connecting portion 111 is discharged along the discharge pipe 63 by the exhaust means (51). The light transmitting unit 110 serves to protect the worker from sparks, dust, ultraviolet rays, etc. generated during the welding operation. In addition, the working field can be secured by allowing the gas to be discharged by the discharge hole 111a.

상기 투광부(110)의 하단에는 상기 투광부(110)가 외부충격에 의하여 파손되지 않도록 방지하는 보강부재(130)가 구비될 수 있다.A lower end of the light transmitting portion 110 may be provided with a reinforcing member 130 to prevent the light transmitting portion 110 from being damaged by an external impact.

도 4 내지 도 5에 도시된 바와 같이, 본 발명의 다른 실시 예에 따르는 가스용접 토치 헤드용 보호기구(100)는 토치가 관통 삽입되어 고정되는 고정부(120)와, 상기 고정부(120)에 결합되는 투광부(110)로 이루어진다. 상기 고정부(120)에는 상하방향으로 관통된 삽입공(120a)이 형성된다. 상기 삽입공(120a)은 고정부(120)의 반경방향 중심에 관통 형성된다. 상기 고정부(120)는 금속, 합성수지 등의 소재로 이루어진다. 상기 고정부(120)는 삽입지지부(121)와, 연장부(123)와, 연결부(125)로 이루어진다. As shown in Figure 4 to 5, the gas welding torch head protection mechanism 100 according to another embodiment of the present invention is a fixing part 120 to which the torch is inserted and fixed, and the fixing part 120 It consists of a light transmitting portion 110 coupled to. The fixing part 120 is formed with the insertion hole 120a penetrated in the vertical direction. The insertion hole 120a is formed to penetrate through the radial center of the fixing part 120. The fixing part 120 is made of a material such as metal, synthetic resin. The fixing part 120 includes an insertion support part 121, an extension part 123, and a connection part 125.

상기 삽입지지부(121)는 판의 형상으로 반경방향 중심에는 상하방향으로 관통되는 삽입공(120a)이 형성된다. 삽입지지부(121)의 반경방향 내측에는 복수의 연장부(123)가 구비된다. 연장부(123)는 상기 삽입지지부(121)로부터 반경방향 내향 연장된 중간부(123a)와, 상기 중간부(123a)의 단부에서 반경방향 내측으로 연장된 절곡부(123b)로 이루어진다. 상기 연장부(123)는 내측 단부가 원호를 이루며 원주방향으로 이격되어 복수로 구비된다.The insertion support portion 121 is formed in the shape of a plate is inserted into the insertion hole (120a) in the radial center in the vertical direction. The radially inner side of the insertion support 121 is provided with a plurality of extensions 123. The extension part 123 is composed of an intermediate part 123a extending radially inwardly from the insertion support part 121 and a bent part 123b extending radially inward from an end of the intermediate part 123a. The extension part 123 is provided with a plurality of inner end is formed in a circular arc spaced apart in the circumferential direction.

상기 연장부(123)는 단부가 자유단인 외팔보의 형태로 삽입지지부(121)의 반경방향 내측에 구비된다. 상기 연장부(123)는 중간부(123a)에서 절곡부(123b)로 갈수록 단면적이 감소하는 형태를 이룬다. 연장부(123)의 단부는 서로 이격된다. 상기 절곡부(123b)는 단부로 갈수록 하방향으로 돌출되도록 형성될 수 있다. 복수의 연장부(123)는 같은 방향으로 돌출되도록 형성된다.The extension portion 123 is provided in the radially inner side of the insertion support portion 121 in the form of a cantilever with the free end. The extension part 123 forms a cross-sectional area that decreases from the middle part 123a to the bend part 123b. The ends of the extensions 123 are spaced apart from each other. The bent portion 123b may be formed to protrude downward toward the end. The plurality of extensions 123 are formed to protrude in the same direction.

복수의 연장부(123)의 사이에는 절개홈(127)이 형성된다. 상기 절개홈(127)은 반경 방향으로 외향 연장되어 복수로 형성된다. 복수의 절개홈(127)은 고정부(120)에 형성된 삽입공(120a)을 이룬다. 상기 연장부(123)는 절개홈(127)이 없는 일체로 구비될 수 있다.The cutting groove 127 is formed between the plurality of extension parts 123. The cutting groove 127 extends outward in a radial direction and is formed in plural. The plurality of cutout grooves 127 form an insertion hole 120a formed in the fixing part 120. The extension part 123 may be integrally provided without the cutting groove 127.

상기 연결부(125)는 삽입지지부(121)의 반경방향 외측에서 절곡되어 하향 연장되어 구비된다. 상기 연결부(125)는 반경방향 외측으로 연장될수록 상하방향으로 하향 경사진 형태를 이룬다. 연결부(125)는 반경방향으로 수평하게 연장될 수 있다. 연결부(125)는 상기 투광부(110)와 결합된다. 연결부(125)는 투광부(110)와 결합되기 위한 결합공(125a)이 구비된다. The connecting portion 125 is bent from the radially outer side of the insertion support portion 121 is provided to extend downward. The connection portion 125 forms a form inclined downward in the vertical direction as it extends radially outward. The connection part 125 may extend horizontally in the radial direction. The connection part 125 is coupled to the light transmitting part 110. The connection part 125 is provided with a coupling hole 125a to be coupled to the light transmitting part 110.

상기 투광부(110)는 연결부(125)와 일체로 사출 성형된다. 투광부(110)는 상기 결합공(125a)에 삽입 가능하도록 돌기가 구비된다.The light transmitting part 110 is injection molded integrally with the connection part 125. Projection unit 110 is provided with a projection to be inserted into the coupling hole (125a).

상기 투광부(110)는 투광부(110)는 흑경, 유리, 아크릴 등의 투광 소재로 이루어진다. 상기 투광부(110)는 깔때기 형상으로 이루어진다. 투광부(110)의 단면은 상하방향으로 하향할수록 반경방향 외측으로 경사진 형태로 이루어진다. The light transmitting unit 110, the light transmitting unit 110 is made of a light-transmitting material, such as black diameter, glass, acrylic. The light transmitting unit 110 is formed in a funnel shape. The cross section of the light transmitting unit 110 is formed to be inclined radially outward in the vertical direction.

상기 투광부(110)에는 용접시 발생하는 가스가 배출되도록 배출공(111a)이 관통 형성된다. 배출공(111a)은 고정부(120)에 형성될 수 있다. 배출공(111a)은 투광부(110)과 고정부(120)에 복수로 구비될 수 있다. 배출공(111a)의 외측단부에는 중공체의 관연결부(111)가 구비된다. 상기 관연결부(111)는 투광부(110)의 반경방향으로 외향하여 돌출 구비된다. 상기 관연결부(111)에는 배기수단(51)과 연결된 배출관(63)이 결합된다. 관연결부(111)로부터 유동된 가스는 배기수단(51)에 의하여 배출관(63)을 따라 배출된다. 상기 투광부(110)는 용접작업 시 발생되는 불꽃, 먼지, 자외선 등으로부터 작업자를 보호하는 작용을 한다. 또한 배출공(111a)에 의하여 가스가 배출되게 함으로써 작업시야를 확보할 수 있다. 상기 투광부(110)의 하단에는 상기 투광부(110)가 외부충격에 의하여 파손도지 않도록 방지하는 보강부재(130)가 구비될 수 있다.The light emitting portion 110 is formed with a discharge hole (111a) through so that the gas generated during welding is discharged. The discharge hole 111a may be formed in the fixing part 120. The discharge hole 111a may be provided in plurality in the light transmitting part 110 and the fixing part 120. The outer end of the discharge hole (111a) is provided with a pipe connecting portion 111 of the hollow body. The pipe connecting portion 111 is provided to protrude outward in the radial direction of the light transmitting portion (110). The pipe connecting portion 111 is coupled to the discharge pipe 63 is connected to the exhaust means (51). Gas flowing from the pipe connecting portion 111 is discharged along the discharge pipe 63 by the exhaust means (51). The light transmitting unit 110 serves to protect the worker from sparks, dust, ultraviolet rays, etc. generated during the welding operation. In addition, the working field can be secured by allowing the gas to be discharged by the discharge hole 111a. A lower end of the light transmitting part 110 may be provided with a reinforcing member 130 to prevent the light transmitting part 110 from being damaged by an external impact.

토치는 연장부(123)의 단부 사이로 삽입되어 고정된다. 토치의 삽입 시 연장부(123)의 돌출 방향으로 삽입시켜 토치에 가스용접 토치 헤드용 보호기구(100)를 결합시킨다. 복수의 연장부(123)의 내측 단부 사이의 최대 거리는 삽입되는 토치의 외경보다 작게 되도록 형성한다. 토치의 노즐(15) 부분이 연장부(123) 사이로 삽입됨으로 복수의 연장부(123)의 내측 단부 사이의 최대 거리를 노즐(15)의 외경보다 작게 되도록 한다. 연장부(123)는 토치의 삽입 시 굴곡이 일어난 축 방향으로 탄성 변형되며, 연장부(123)의 단부는 삽입되는 토치에 접하게 된다. 토치의 삽입이 완료된 후 굴곡이 일어난 반대 방향으로 복귀하려는 탄성 복원력에 의해 토치의 외주면을 탄성 가압하게 된다. The torch is inserted and fixed between the ends of the extension 123. When welding the torch, the gas welding torch is inserted into the torch by inserting it in the protruding direction of the extension part 123. Couple the head protection mechanism (100). The maximum distance between the inner ends of the plurality of extensions 123 is formed to be smaller than the outer diameter of the torch being inserted. The portion of the nozzle 15 of the torch is inserted between the extensions 123 so that the maximum distance between the inner ends of the plurality of extensions 123 is smaller than the outer diameter of the nozzle 15. The extension part 123 is elastically deformed in the axial direction where bending occurs when the torch is inserted, and an end of the extension part 123 is in contact with the torch being inserted. After the insertion of the torch is completed, the outer circumferential surface of the torch is elastically pressed by the elastic restoring force to return to the opposite direction where the bending occurs.

노즐(15)을 연장부(123) 사이로 삽입시키는 동작을 통해 가스용접 토치 헤드용 보호기구(100)는 토치에 고정이 완료된다. 삽입 후 삽입 반대 방향으로 힘이 가해지는 경우에는 노즐(15)의 외주면을 탄성 가압하는 복수의 지지부(123)에 의하여 가스용접 토치 헤드용 보호기구(100)는 토치로부터 쉽게 분리되지 않는다. 그러나 작업환경에 따라 용이하게 토치에 대하여 가스용접 토치 헤드용 보호기구(100)를 회전시키는 것은 가능하다. Through the operation of inserting the nozzle 15 between the extensions 123, the gas welding torch head protection mechanism 100 is completed to the torch. When the force is applied in the direction opposite to the insertion after insertion, the gas welding torch head protector 100 is not easily separated from the torch by the plurality of support portions 123 that elastically pressurize the outer circumferential surface of the nozzle 15. However, it is possible to easily rotate the gas welding torch head protecting mechanism 100 with respect to the torch according to the working environment.

도 6에 도시된 바와 같이, 상기 가스용접 토치 헤드용 보호기구(100)을 장착한 토치(40)는 용접기 연결관(60)을 통하여 용접기 본체(50)와 연결된다. 상기 용접기 연결관(60)의 내부에는 용접시 발생하는 가스를 배출하는 배출관(63)이 구비된다. 상기 배출관(63)은 용접기 연결관(60)과 별도로 구비될 수 있다. 배출관(63)의 일단은 상기 관연결부(111a)에 연결된다. 배출관(63)의 타단은 배기수단(51)과 연결된다. As shown in FIG. 6, the torch 40 equipped with the gas welding torch head protector 100 is connected to the welder main body 50 through the welder connector 60. Inside the welder connecting pipe 60 is provided with a discharge pipe 63 for discharging the gas generated during welding. The discharge pipe 63 may be provided separately from the welder connecting pipe (60). One end of the discharge pipe 63 is connected to the pipe connection 111a. The other end of the discharge pipe 63 is connected to the exhaust means 51.

가스용접 토치 헤드용 보호기구(100)의 원리를 설명하면, 작업자는 용접기 본체(50)로부터 연료관(61)을 통하여 알곤 또는 CO2 를 공급받아 토치를 작동시켜 용접작업을 하게된다. 이때 용접시 발생하는 가스가 투광부(110)의 내부에 머무르게 되며 이 가스는 상기 투광부(110) 또는 삽입지지부(121)에 형성된 배출공(111a)을 통하여 배출된다. 상기 배출공(111a)을 통하여 유동된 가스는 다시 일단이 관연결부(111)에 연결되고 타단이 배기수단(51)과 연결된 배출관(63)을 통하여 배출됨으로써 일련의 가스배기 과정이 완료된다. 상기와 같은 가스배출이 가능한 수단을 가짐으로써 투광부(110)의 내부에 가스가 머무르는 것을 방지하여 작업자의 시야를 확보하고 쾌적한 작업환경을 제공할 수 있다. 상기 배기수단(51)은 도시된 바와 같이 팬을 예로 들 수 있다.Referring to the principle of the gas welding torch head protection mechanism 100, the operator receives the argon or CO 2 from the welder main body 50 through the fuel pipe 61 to operate the torch to perform welding work. At this time, the gas generated during welding stays inside the light transmitting part 110, and the gas is discharged through the discharge hole 111 a formed in the light transmitting part 110 or the insertion support part 121. The gas flowing through the discharge hole 111a is again connected to the pipe connecting portion 111 and the other end is discharged through the discharge pipe 63 connected to the exhaust means 51, thereby completing a series of gas exhaust processes. By having the means for discharging the gas as described above it is possible to prevent the gas stays inside the light transmitting unit 110 to secure the operator's field of view and provide a comfortable working environment. The exhaust means 51 may be a fan as shown.

지금까지 본 발명에 따른 가스용접 토치 헤드용 보호기구 도면에 도시된 실시 예를 참고로 설명되었으나 이는 예시적인 것에 불과하며, 당업자라면 누구든지 이로부터 다양한 변형 및 균등한 다른 실시 예가 가능하다는 점을 이해할 것이다. 따라서, 진정한 기술적 보호 범위는 첨부된 특허청구범위의 기술적 사상에 의하여 정해져야 할 것이다.So far it has been described with reference to the embodiment shown in the drawings for the gas welding torch head protection mechanism according to the present invention is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible from this. will be. Therefore, the true technical protection scope should be defined by the technical spirit of the appended claims.

이와 같은 종래의 문제점을 해결하기 위하여, 토치 헤드용 보호기구에 용접시 발생하는 가스가 배출 가능하도록 배출공이 형성되어 유해가스로부터 작업자를 보호하고 작업시야를 확보하여 용접작업의 능률을 향상시킬 수 있는 가스용접 토치 헤드용 보호기구 및 가스 용접 장치를 제공한다.In order to solve such a conventional problem, the discharge hole is formed so that the gas generated during welding to the protector for the torch head can be discharged to protect the operator from harmful gases and to secure the working field to improve the efficiency of welding work A protective device for a gas welding torch head and a gas welding device are provided.

Claims (13)

토치(40)에 삽입되는 고정부(120)와, 투광소재로 이루어져 상기 고정부(120)에 결합되는 투광부(110)를 포함하며; 상기 투광부(110)에는 용접시 발생하는 가스가 배출되도록 배출공(111a)이 관통 형성되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).A fixing part 120 inserted into the torch 40 and a light transmitting part 110 made of a light transmitting material and coupled to the fixing part 120; A gas welding torch head protection mechanism 100, characterized in that the through-holes 110a through the discharge hole 111a is formed so as to discharge the gas generated during welding. 제1 항에 있어서, 상기 배출공(111a)은 고정부(120)에 관통 형성되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).The gas welding torch head protector (100) according to claim 1, wherein the discharge hole (111a) is formed through the fixing part (120). 제1 항에 있어서, 상기 배출공(111a)에는 중공관 형태의 관연결부(111)가 상기 배출공(111a)으로부터 외향 돌출 구비되고, 상기 관연결부(111)에 배기수단(51)과 연결된 배출관(63)이 결합되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).According to claim 1, The discharge hole (111a) is provided with a hollow pipe-shaped pipe connecting portion 111 protrudes outward from the discharge hole (111a), the discharge pipe connected to the exhaust means 51 in the pipe connecting portion (111) Gas welding torch head protector 100, characterized in that the coupling (63). 제1 항에 있어서, 상기 고정부(120)는 토치가 삽입되는 삽입공(120a)이 형성된 삽입지지부(121)와, 상기 삽입공(120a)내에 내향 연장된 복수의 연장부(123)로 이루어지며; 상기 연장부(123)는 삽입공(120a)에 외팔보 형태로 원주방향을 따라 서로 이격되어 구비되고, 삽입공(120a)에 반경방향으로 내향 연장되며, 토치(40)는 연장부(123) 사이로 삽입되어 고정되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).The method of claim 1, wherein the fixing part 120 is formed of an insertion support portion 121 is formed with an insertion hole (120a) for inserting the torch, and a plurality of extension parts 123 extending inwardly in the insertion hole (120a) ; The extension part 123 is provided spaced apart from each other in the circumferential direction in the cantilever shape in the insertion hole (120a), extend inwardly in the radial direction to the insertion hole (120a), the torch 40 is between the extension portion 123 Gas welding torch head protection mechanism 100, characterized in that the insertion is fixed. 제1 항에 있어서, 상기 고정부(120)는 삽입지지부(121)와, 연결부(125)로 이루어지며; 상기 삽입지지부(121)는 인슐레이터(14)와 노즐(15)이 나사 결합될시 인슐레이터(14)와 노즐(15)의 사이에 결합되며, 상기 연결부(125)에 투광부(110)가 일체로 결합되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).The method of claim 1, wherein the fixing part 120 is made of an insertion support (121), the connecting portion (125); The insertion support part 121 is coupled between the insulator 14 and the nozzle 15 when the insulator 14 and the nozzle 15 are screwed together, and the light transmitting part 110 is integrally connected to the connection part 125. Protective device for gas welding torch head 100, characterized in that coupled. 제1 항에 있어서, 상기 연결부(125)에는 원주방향으로 이격되어 결합공(125a)이 형성되고, 상기 투광부(110)는 상기 결합공(125a)에 삽입되는 돌기가 구비된 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).The method of claim 1, wherein the connecting portion 125 is spaced in the circumferential direction is formed with a coupling hole (125a), the light transmitting portion 110 is characterized in that the projection is inserted into the coupling hole (125a) Protective device for gas welding torch head (100). 제3 항에 있어서, 상기 고정부(120)는 토치가 삽입되는 삽입공(120a)이 형성된 삽입지지부(121)와, 상기 삽입공(120a)내에 내향 연장된 복수의 연장부(123)로 이루어지며; 상기 연장부(123)는 삽입공(120a)에 외팔보 형태로 원주방향을 따라 서로 이격되어 구비되고, 삽입공(120a)에 반경방향으로 내향 연장되며, 토치(40)는 연장부(123) 사이로 삽입되어 고정되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).According to claim 3, The fixing part 120 is made of an insertion support portion 121 is formed with an insertion hole (120a) for inserting the torch, and a plurality of extension parts 123 extending inwardly in the insertion hole (120a) ; The extension part 123 is provided spaced apart from each other in the circumferential direction in the cantilever shape in the insertion hole (120a), extend inwardly in the radial direction to the insertion hole (120a), the torch 40 is between the extension portion 123 Gas welding torch head protection mechanism 100, characterized in that the insertion is fixed. 제3 항에 있어서, 상기 고정부(120)는 삽입지지부(121)와, 연결부(125)로 이루어지며; 상기 삽입지지부(121)는 인슐레이터(14)와 노즐(15)이 나사 결합될시 인슐레이터(14)와 노즐(15)의 사이에 결합되며, 상기 연결부(125)에 투광부(110)가 일체로 결합되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).The method of claim 3, wherein the fixing part 120 is made of an insertion support (121), the connecting portion (125); The insertion support part 121 is coupled between the insulator 14 and the nozzle 15 when the insulator 14 and the nozzle 15 are screwed together, and the light transmitting part 110 is integrally connected to the connection part 125. Protective device for gas welding torch head 100, characterized in that coupled. 제2 항에 있어서, 상기 배출공(111a)에는 중공관 형태의 관연결부(111)가 상기 배출공(111a)으로부터 외향 돌출 구비되고, 상기 관연결부(111)에 배기수단(51)과 연결된 배출관(63)이 결합되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).According to claim 2, The discharge hole (111a) is provided with a hollow pipe-shaped pipe connecting portion 111 protrudes outward from the discharge hole (111a), the discharge pipe connected to the exhaust means 51 in the pipe connecting portion (111) Gas welding torch head protector 100, characterized in that the coupling (63). 제2 항에 있어서, 상기 고정부(120)는 토치가 삽입되는 삽입공(120a)이 형성된 삽입지지부(121)와, 상기 삽입공(120a)내에 내향 연장된 복수의 연장부(123)로 이루어지며; 상기 연장부(123)는 삽입공(120a)에 외팔보 형태로 원주방향을 따라 서로 이격되어 구비되고, 삽입공(120a)에 반경방향으로 내향 연장되며, 토치(40)는 연장부(123) 사이로 삽입되어 고정되는 것을 특징으로 하는 가스용접 토치 헤드용 보호기구(100).The method of claim 2, wherein the fixing part 120 is formed of an insertion support portion 121 is formed with an insertion hole (120a) is inserted into the torch, and a plurality of extensions 123 extending inwardly in the insertion hole (120a) ; The extension part 123 is provided spaced apart from each other in the circumferential direction in the cantilever shape in the insertion hole (120a), extend inwardly in the radial direction to the insertion hole (120a), the torch 40 is between the extension portion 123 Gas welding torch head protection mechanism 100, characterized in that the insertion is fixed. 토치(40)와, 상기 토치(40)가 삽입되는 삽입공(120a)이 형성되어 토치(40)에 결합되며 배출공(111a)이 형성되는 가스용접 토치 헤드용 보호기구(100)와, 일측이 배기수단(51)에 연결되고 타측이 상기 배출공(111a)에 연결된 배출관(63)과, 상기 배출관(63)의 타측에 연결되어 용접시 발생하는 가스가 배출공(111a)에 연결된 배출관(63)을 통하여 배출되도록 하는 배기수단(51)과, 일측은 토치(40)에 연결되고 타측은 용접기 본체(50)에 연결된 연료관(61)과, 상기 연료관(61)의 타측에 연결되어 연료관(61)을 통하여 상기 토치(40)로 용접 가스를 공급하는 용접기 본체(50)로 이루어진 것을 특징으로 하는 가스 용접 장치.Torch 40, the insertion hole (120a) is inserted into which the torch 40 is inserted is coupled to the torch 40, the gas welding torch head protection mechanism 100 is formed with a discharge hole (111a), and one side A discharge pipe 63 connected to the exhaust means 51 and the other end connected to the discharge hole 111a, and a discharge pipe connected to the other side of the discharge pipe 63 to generate gas generated during welding are connected to the discharge hole 111a. The exhaust means 51 to be discharged through the 63, one side is connected to the torch 40, the other side is connected to the fuel pipe 61 is connected to the welder body 50, and the other side of the fuel pipe 61 Gas welding device, characterized in that consisting of a welder body (50) for supplying a welding gas to the torch (40) through a fuel pipe (61). 제11 항에 있어서, 가스용접 토치 헤드용 보호기구(100)는 토치(40)가 삽입되는 상기 삽입공(120a)이 형성된 고정부(120)와, 상기 고정부(120)에 결합되는 투광부(110)로 이루어지고; 상기 배출공(111a)에는 외향 돌출된 중공의 관연결부(111)가 구비되어, 배출관(63)의 일측으로 관연결부(111)가 삽입되어 배출관(63)의 일측이 배출공(111a)에 연결되는 것을 특징으로 하는 가스 용접 장치.The gas welding torch head protector 100 includes a fixing part 120 having the insertion hole 120a into which the torch 40 is inserted, and a light transmitting part coupled to the fixing part 120. Consisting of 110; The discharge hole (111a) is provided with a hollow pipe connecting portion 111 protruding outward, the pipe connecting portion 111 is inserted into one side of the discharge pipe 63 to connect one side of the discharge pipe (63) to the discharge hole (111a) Gas welding apparatus characterized in that the. 제12 항에 있어서, 상기 삽입공(120a)에는 내향 돌출되며 원주 방향으로 이격된 외팔보 형태의 연장부(123)가 복수로 구비되며, 상기 토치(40)는 연장부(123) 사이로 삽입되어 고정되는 것을 특징으로 하는 가스 용접 장치.The method of claim 12, wherein the insertion hole (120a) is provided with a plurality of extensions 123 of the cantilever shape protruded inwardly and spaced in the circumferential direction, the torch 40 is inserted and fixed between the extensions 123. Gas welding apparatus characterized in that the.
PCT/KR2014/006601 2014-01-06 2014-07-21 Protection tool for gas welding torch head and gas welding apparatus Ceased WO2015102193A1 (en)

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Citations (5)

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Publication number Priority date Publication date Assignee Title
US5614117A (en) * 1995-10-19 1997-03-25 Krobath; Eric M. Welding apparatus and shield therefor
KR0137567Y1 (en) * 1995-07-15 1999-02-18 이동헌 Co2 welding gun with monitor and duct
KR20120138076A (en) * 2011-06-14 2012-12-24 남궁선 Welding torch equipped with protective cover
CN102896408A (en) * 2012-11-09 2013-01-30 南通星瑞热交换容器有限公司 Argon-arc-welding welding gun
KR101268706B1 (en) * 2010-11-23 2013-05-28 홍성표 Gas welding torch head and protective means for gas welding torch head

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0137567Y1 (en) * 1995-07-15 1999-02-18 이동헌 Co2 welding gun with monitor and duct
US5614117A (en) * 1995-10-19 1997-03-25 Krobath; Eric M. Welding apparatus and shield therefor
KR101268706B1 (en) * 2010-11-23 2013-05-28 홍성표 Gas welding torch head and protective means for gas welding torch head
KR20120138076A (en) * 2011-06-14 2012-12-24 남궁선 Welding torch equipped with protective cover
CN102896408A (en) * 2012-11-09 2013-01-30 南通星瑞热交换容器有限公司 Argon-arc-welding welding gun

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