CN112496608A - Protection mechanism used during welding - Google Patents

Protection mechanism used during welding Download PDF

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Publication number
CN112496608A
CN112496608A CN202011350466.6A CN202011350466A CN112496608A CN 112496608 A CN112496608 A CN 112496608A CN 202011350466 A CN202011350466 A CN 202011350466A CN 112496608 A CN112496608 A CN 112496608A
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China
Prior art keywords
fixedly connected
box
winding
welding
light shielding
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Withdrawn
Application number
CN202011350466.6A
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Chinese (zh)
Inventor
徐世云
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Individual
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Individual
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Priority to CN202011350466.6A priority Critical patent/CN112496608A/en
Publication of CN112496608A publication Critical patent/CN112496608A/en
Withdrawn legal-status Critical Current

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    • 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
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A61F9/068—Masks, shields or hoods for welders with supply or suction of gas, air or smoke inside or outside the welding hood
    • 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
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/006—Safety devices

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention relates to the technical field of welding tools, in particular to a protection mechanism used in welding, which comprises a protection cover, a shading film conversion device, a head top protection device and a ventilation device, wherein the outer end surface of the protection cover is provided with an adjusting groove, the inner side of the adjusting groove is provided with an adjusting bolt, the outer side of the adjusting bolt is fixedly connected with the adjusting bolt through threads, the other end of the adjusting bolt is fixedly connected with a rotating sleeve, the outer end surface of the rotating sleeve is provided with a clamping groove, and the inner side of the clamping groove is rotatably connected with a clamp and a gear, meanwhile, the user can observe conveniently, the head of the user can be cooled, and the comfort level of the user is improved.

Description

Protection mechanism used during welding
Technical Field
The invention relates to the technical field of welding tools, in particular to a protection mechanism used in welding.
Background
When the manual handheld welding gun is used for welding, the welding gun can generate dazzling light, and a large amount of sparks and smoke can appear in the welding process, so that workers need a special protection device to protect the workers when welding so as to avoid burning eyes in the working process and avoid burning skin by splashed sparks.
Most welding protector that exists on the existing market is mostly hand-held type, and its protective effect is relatively poor, and needs the workman to hold with the hand always in the use, extravagant workman's physical power, and it is very inconvenient to use, and partial wear-type protector is sealed because of its needs, and it is relatively poor to lead to inside gas permeability, and the workman wears easy sweat, not only influences the sight, and the travelling comfort during the use is also relatively poor, consequently, provides a protection machanism for during the welding to above-mentioned problem.
Disclosure of Invention
The present invention is directed to a shielding mechanism for welding, so as to solve the problems of the background art mentioned above.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a protection machanism for during welding, includes protection casing, photomask conversion equipment, top of the head protector and ventilation unit, the adjustment tank has been seted up to the outer terminal surface of protection casing, the adjustment tank inboard is equipped with adjusting bolt, the adjusting bolt outside is through screw thread fixedly connected with adjusting bolt, adjusting bolt other end fixedly connected with rotates the sleeve, the draw-in groove has been seted up to the outer terminal surface of rotation sleeve, the draw-in groove inboard rotates and is connected with card and gear.
Preferably, the protection casing left end fixedly connected with photomask conversion equipment, photomask conversion equipment includes shell body, photosensitive sensor, micro motor and drive wheel, shell body right-hand member outside and protection casing fixed connection, shell body upper end middle part and photosensitive sensor fixed connection, the inside upside of shell body is equipped with micro motor, the terminal fixedly connected with drive wheel of micro motor main shaft, the drive wheel outside is rotated and is connected with the driving band, the driving band inboard is rotated and is connected with winding wheel one, the inboard fixedly connected with wind-up roll one of winding wheel, the outside of wind-up roll is rotated and is connected with a coiling box one, a coiling box outside and shell body fixed connection.
Preferably, a transparent film is rotatably connected to the outer side of the first winding roller, a light shielding film is fixedly connected to the other end of the transparent film, a second winding roller is fixedly connected to the other end of the light shielding film, a second winding box is rotatably connected to the outer side of the winding roller, the outer side of the second winding box is fixedly connected with the outer shell, a second winding wheel is fixedly connected to the front end of the second winding roller, and the outer side of the second winding wheel is rotatably connected with a driving belt.
Preferably, rolling box lower extreme fixedly connected with hides the light box, hide light box lower extreme and two fixed connection of rolling box, it is hollow cuboid setting to hide the light box, and hides the light box upper end and sets up the shading groove that runs through.
Preferably, the top of the head protector includes outer protective helmet, damping spring and interior mounting bracket, the outer protective helmet outside and card and gear fixed connection, the inboard fixedly connected with damping spring of outer protective helmet, the damping spring other end and interior mounting bracket fixed connection, interior mounting bracket lower extreme fixedly connected with head fixed band, head fixed band other end fixedly connected with buckle one.
Preferably, ventilation unit includes air-blower, portable box, controller and battery, air-blower left end and portable box fixed connection, portable box left end fixedly connected with waist fixed band, waist fixed band other end fixedly connected with buckle two, portable box front end fixedly connected with controller, the inside regulation of portable box is connected with the battery.
Preferably, the air blower output end is fixedly connected with pipeline joint one, the fixedly connected with air-out hose in pipeline joint one upper end, air-out hose other end fixedly connected with pipeline joint two, the two outsides of pipeline joint and interior mounting bracket fixed connection, and the inside exhaust vent of evenly having seted up of interior mounting bracket.
Preferably, the section of the protective cover is semicircular, the protective cover is fixedly connected inside the protective cover, and the lower end of the protective cover is fixedly connected with a smoke filter through threads.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the protective cover can shield sparks generated during welding through the protective cover, the adjusting groove, the adjusting bolt, the rotating sleeve, the clamp and the gear, the protective cover can be fixed at different positions of the rotating sleeve by using the adjusting bolt, the front and back positions of the protective cover during installation can be conveniently adjusted, and meanwhile, the clamp and the gear are clamped with the clamping groove of the rotating sleeve, so that the inclination angle of the protective cover can be conveniently adjusted, and a user can conveniently adjust the protective cover according to own habits and the head size during use;
2. according to the invention, through the arrangement of the photosensitive sensor, the micro motor, the shading film and the shading box, the photosensitive sensor can sense an illumination signal and control the operation of the micro motor through the controller, and the micro motor operates to drive the driving wheel and the driving belt to rotate, so that the shading film and the transparent film slide in the shading box, the mutual switching between the shading film and the transparent film is realized, the shading effect can be achieved, and meanwhile, the observation by a user is facilitated;
3. according to the invention, through the arrangement of the outer protective helmet, the damping spring and the inner mounting rack, the inner mounting rack is worn on the head of a user when the helmet is used, the outer protective helmet can be fixed by using the head fixing belt and the buckle I, the outer protective helmet can play a protective role, and the damping spring is arranged to absorb vibration, so that a worker is prevented from being injured by falling objects;
4. according to the air-out control device, the air blower, the air-out hose, the protective mask and the smoke filter are arranged, the air blower can convey cool air into the air-out hose when operating, the cool air is conveyed to the air-out control position through the conveying hose and then is uniformly blown to the head of a user through the air outlet holes, the head of the user can be cooled, the comfort level of the user is improved, the smoke filter can filter smoke in air in the welding process, and the phenomenon that the body of the user is damaged due to the fact that the worker inhales the smoke is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the light shielding film conversion device of the present invention;
FIG. 3 is a schematic view of the installation structure of the light-shielding box of the present invention;
FIG. 4 is a schematic view of the mounting structure of the micro-motor according to the present invention;
FIG. 5 is a schematic view of the overall structure of the outer case of the present invention;
FIG. 6 is a schematic view of the overall structure of the light-shielding box of the present invention;
FIG. 7 is a schematic view of the mounting structure of the overhead guard of the present invention;
FIG. 8 is a schematic view of the mounting structure of the rotating sleeve of the present invention;
FIG. 9 is a schematic view of the overall structure of the shield of the present invention;
fig. 10 is a schematic view showing the overall structure of the rotating sleeve of the present invention.
In the figure: 1-protective cover, 2-shading film conversion device, 201-outer shell, 202-photosensitive sensor, 203-micro motor, 204-driving wheel, 205-driving belt, 206-winding wheel I, 207-winding roller I, 208-winding box I, 209-transparent film, 210-shading film, 211-winding roller II, 212-winding box II, 213-winding wheel II, 214-shading box, 215-shading groove, 3-head top protection device, 301-outer protection helmet, 302-damping spring, 303-inner mounting rack, 304-head fixing belt, 305-buckle I, 4-ventilation device, 401-blower, 402-portable box, 403-controller, 404-storage battery, 405-waist fixing belt, 405-photosensitive sensor, 406-a second buckle, 407-a first pipeline connector, 408-an air outlet hose, 409-a second pipeline connector, 410-an air outlet hole, 5-an adjusting groove, 6-an adjusting bolt, 7-a rotating sleeve, 8-a clamping groove, 9-a clamping and gear, 10-a protective mask and 11-a smoke filter.
Detailed Description
Example 1:
referring to fig. 1-10, the present invention provides a technical solution:
the utility model provides a protection machanism for during welding, includes protection casing 1, photomask conversion equipment 2, top of the head protector 3 and ventilation unit 4, and adjustment tank 5 has been seted up to 1 outer terminal surface of protection casing, and 5 inboards of adjustment tank are equipped with adjusting bolt 6, and the adjusting bolt 6 outside is through screw thread fixedly connected with adjusting bolt, and 6 other end fixedly connected with of adjusting bolt rotate sleeve 7, and the outer terminal surface of rotate sleeve 7 has seted up draw-in groove 8, and 8 inboard rotations in draw-in groove are connected with card and gear 9.
The left end of the protective cover 1 is fixedly connected with a shading film conversion device 2, the shading film conversion device 2 comprises an outer shell 201, a photosensitive sensor 202, a micro motor 203 and a driving wheel 204, the outer side of the right end of the outer shell 201 is fixedly connected with the protective cover 1, the middle part of the upper end of the outer shell 201 is fixedly connected with the photosensitive sensor 202, the upper side inside the outer shell 201 is provided with the micro motor 203, the tail end of a spindle of the micro motor 203 is fixedly connected with the driving wheel 204, the outer side of the driving wheel 204 is rotatably connected with a driving belt 205, the inner side of the driving belt 205 is rotatably connected with a first winding wheel 206, the inner side of the first winding wheel 206 is fixedly connected with a first winding roller 207, the outer side of the first winding roller 207 is rotatably connected with a first winding box 208, the outer side of the first winding, a second winding box 212 is rotatably connected to the outer side of the second winding roller 211, the outer side of the second winding box 212 is fixedly connected with the outer shell 201, a second winding wheel 213 is fixedly connected to the front end of the second winding roller 211, the outer side of the second winding wheel 213 is rotatably connected with the driving belt 205, a first 208 lower end of the first winding box is fixedly connected with a light shielding box 214, the lower end of the light shielding box 214 is fixedly connected with the second winding box 212, the light shielding box 214 is arranged in a hollow cuboid shape, a light shielding groove 215 penetrating through is formed in the upper end of the light shielding box 214, the head top protection device 3 comprises an outer protection helmet 301, a damping spring 302 and an inner mounting frame 303, the outer side of the outer protection helmet 301 is fixedly connected with a clamp and a gear 9, the inner side of the outer protection helmet 301 is fixedly connected with the damping spring 302, the other end of the damping spring, the ventilation device 4 comprises a blower 401, a portable box 402, a controller 403 and a storage battery 404, the left end of the blower 401 is fixedly connected with the portable box 402, the left end of the portable box 402 is fixedly connected with a waist fixing belt 405, the other end of the waist fixing belt 405 is fixedly connected with a buckle II 406, the front end of the portable box 402 is fixedly connected with the controller 403, the storage battery 404 is fixedly connected in the portable box 402, the output end of the blower 401 is fixedly connected with a pipeline joint I407, the upper end of the pipeline joint I407 is fixedly connected with an air outlet hose 408, the other end of the air outlet hose 408 is fixedly connected with a pipeline joint II 409, the outer side of the pipeline joint, and the inner mounting frame 303 is uniformly provided with air outlet holes 410, the section of the protective cover 1 is arranged in a semicircular shape, and the inside fixedly connected with protective mask 10 of protection casing 1, the lower extreme of protective mask 10 passes through screw thread fixedly connected with smoke and dust filter 11.
The working process is as follows: when the protective helmet is used, the inner mounting rack 303 is worn on the head of a user, the head top protective device 3 can be fixed by using the head fixing band 304 and the first buckle 305, the outer protective helmet 301 can play a protective role, meanwhile, the damping spring 302 is arranged to absorb vibration and prevent workers from being injured by falling objects, the protective mask 10 is sleeved on the mouth of the user, the smoke filter 11 can filter smoke in the air in the welding process and prevent the workers from inhaling the smoke to cause body damage, the storage battery 404 can provide power for electric appliances, the portable box 402 can be fixed on the waist of the user by using the waist fixing band 405 and the second buckle 406, cold air can be conveyed into the air outlet hose 408 by the operation of the air blower 401, the cold air is conveyed to the air outlet controller 410 by the conveying hose 408 and then is uniformly blown to the head of the user by the air outlet 410, the heat of the head of the user can be radiated, the photosensitive sensor 202 can detect the illumination brightness during welding, the welding gun can emit strong light, a strong light signal is captured by the photosensitive sensor 202 and transmitted to the controller 403, the controller 403 is connected with a power supply of the micro motor 203, the micro motor 203 operates to drive the driving wheel 204 to rotate, the driving wheel 204 drives the driving belt 205 to rotate, the driving belt 205 drives the first winding wheel 206 and the second winding wheel 213 to rotate, so that the first winding wheel 207 and the second winding wheel 211 rotate, the shading film 210 slides in the shading groove 215 formed in the shading box 214, the shading box 214 is completely shaded, strong light can be filtered, and eyes of a user are prevented from being burnt by the strong light.
Example 2:
referring to fig. 1-10, the present invention provides a technical solution:
the utility model provides a protection machanism for during welding, includes protection casing 1, photomask conversion equipment 2, top of the head protector 3 and ventilation unit 4, and adjustment tank 5 has been seted up to 1 outer terminal surface of protection casing, and 5 inboards of adjustment tank are equipped with adjusting bolt 6, and the adjusting bolt 6 outside is through screw thread fixedly connected with adjusting bolt, and 6 other end fixedly connected with of adjusting bolt rotate sleeve 7, and the outer terminal surface of rotate sleeve 7 has seted up draw-in groove 8, and 8 inboard rotations in draw-in groove are connected with card and gear 9.
The left end of the protective cover 1 is fixedly connected with a shading film conversion device 2, the shading film conversion device 2 comprises an outer shell 201, a photosensitive sensor 202, a micro motor 203 and a driving wheel 204, the outer side of the right end of the outer shell 201 is fixedly connected with the protective cover 1, the middle part of the upper end of the outer shell 201 is fixedly connected with the photosensitive sensor 202, the upper side inside the outer shell 201 is provided with the micro motor 203, the tail end of a spindle of the micro motor 203 is fixedly connected with the driving wheel 204, the outer side of the driving wheel 204 is rotatably connected with a driving belt 205, the inner side of the driving belt 205 is rotatably connected with a first winding wheel 206, the inner side of the first winding wheel 206 is fixedly connected with a first winding roller 207, the outer side of the first winding roller 207 is rotatably connected with a first winding box 208, the outer side of the first winding, a second winding box 212 is rotatably connected to the outer side of the second winding roller 211, the outer side of the second winding box 212 is fixedly connected with the outer shell 201, a second winding wheel 213 is fixedly connected to the front end of the second winding roller 211, the outer side of the second winding wheel 213 is rotatably connected with the driving belt 205, a first 208 lower end of the first winding box is fixedly connected with a light shielding box 214, the lower end of the light shielding box 214 is fixedly connected with the second winding box 212, the light shielding box 214 is arranged in a hollow cuboid shape, a light shielding groove 215 penetrating through is formed in the upper end of the light shielding box 214, the head top protection device 3 comprises an outer protection helmet 301, a damping spring 302 and an inner mounting frame 303, the outer side of the outer protection helmet 301 is fixedly connected with a clamp and a gear 9, the inner side of the outer protection helmet 301 is fixedly connected with the damping spring 302, the other end of the damping spring, the ventilation device 4 comprises a blower 401, a portable box 402, a controller 403 and a storage battery 404, the left end of the blower 401 is fixedly connected with the portable box 402, the left end of the portable box 402 is fixedly connected with a waist fixing belt 405, the other end of the waist fixing belt 405 is fixedly connected with a buckle II 406, the front end of the portable box 402 is fixedly connected with the controller 403, the storage battery 404 is fixedly connected in the portable box 402, the output end of the blower 401 is fixedly connected with a pipeline joint I407, the upper end of the pipeline joint I407 is fixedly connected with an air outlet hose 408, the other end of the air outlet hose 408 is fixedly connected with a pipeline joint II 409, the outer side of the pipeline joint, and the inner mounting frame 303 is uniformly provided with air outlet holes 410, the section of the protective cover 1 is arranged in a semicircular shape, and the inside fixedly connected with protective mask 10 of protection casing 1, the lower extreme of protective mask 10 passes through screw thread fixedly connected with smoke and dust filter 11.
The working process is as follows: when the protective helmet is used, the inner mounting rack 303 is worn on the head of a user, the head top protective device 3 can be fixed by using the head fixing band 304 and the first buckle 305, the outer protective helmet 301 can play a protective role, meanwhile, the damping spring 302 is arranged to absorb vibration and prevent workers from being injured by falling objects, the protective mask 10 is sleeved on the mouth of the user, the smoke filter 11 can filter smoke in the air in the welding process and prevent the workers from inhaling the smoke to cause body damage, the storage battery 404 can provide power for electric appliances, the portable box 402 can be fixed on the waist of the user by using the waist fixing band 405 and the second buckle 406, cold air can be conveyed into the air outlet hose 408 by the operation of the air blower 401, the cold air is conveyed to the air outlet controller 410 by the conveying hose 408 and then is uniformly blown to the head of the user by the air outlet 410, the heat of the head of the user can be radiated, the photosensitive sensor 202 can detect the illumination brightness during welding, when a welding gap or welding operation is not performed, the photosensitive sensor 202 does not receive an illumination signal, the controller 403 is connected with a power supply of the micro motor 203, the micro motor 203 rotates in the reverse direction to drive the driving wheel 204 to rotate, the driving wheel 204 drives the driving belt 205 to rotate, the driving belt 205 drives the first winding wheel 206 and the second winding wheel 213 to rotate, so that the first winding wheel 207 and the second winding wheel 211 rotate, the transparent film 209 slides in the shading groove 215 formed in the shading box 214, the transparent film 209 is positioned in front of the visual field of a user, the user can realize that the welding gap and the surrounding conditions are not shaded, and the worker can conveniently observe the welding seam and the surrounding conditions.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims (8)

1. A protection machanism for when welding, includes protection casing (1), photomask conversion equipment (2), overhead protector (3) and ventilation unit (4), its characterized in that: adjustment groove (5) have been seted up to protection casing (1) outer terminal surface, adjustment groove (5) inboard is equipped with adjusting bolt (6), the adjusting bolt (6) outside is through screw thread fixedly connected with adjusting bolt, adjusting bolt (6) other end fixedly connected with rotates sleeve (7), draw-in groove (8) have been seted up to the outer terminal surface of rotating sleeve (7), draw-in groove (8) inboard is rotated and is connected with card and gear (9).
2. A shielding mechanism for use in welding as claimed in claim 1, wherein: the left end of the protective cover (1) is fixedly connected with a photomask conversion device (2), the photomask conversion device (2) comprises an outer shell (201), a photosensitive sensor (202), a micro motor (203) and a driving wheel (204), the outer side of the right end of the outer shell (201) is fixedly connected with the protective cover (1), the middle of the upper end of the outer shell (201) is fixedly connected with the photosensitive sensor (202), the micro motor (203) is arranged on the upper side inside the outer shell (201), the driving wheel (204) is fixedly connected to the tail end of a spindle of the micro motor (203), a driving belt (205) is rotatably connected to the outer side of the driving wheel (204), a first winding wheel (206) is rotatably connected to the inner side of the driving belt (205), a first winding roller (207) is fixedly connected to the inner side of the first winding roller (206), and a first, the outer side of the first coiling box (208) is fixedly connected with the outer shell (201).
3. A shielding mechanism for use in welding as claimed in claim 2, wherein: the outer side of the first winding roller (207) is rotatably connected with a transparent film (209), the other end of the transparent film (209) is fixedly connected with a light shielding film (210), the other end of the light shielding film (210) is fixedly connected with a second winding roller (211), the outer side of the second winding roller (211) is rotatably connected with a second winding box (212), the outer side of the second winding box (212) is fixedly connected with the outer shell (201), the front end of the second winding roller (211) is fixedly connected with a second winding wheel (213), and the outer side of the second winding wheel (213) is rotatably connected with a driving belt (205).
4. A shielding mechanism for use in welding as claimed in claim 2, wherein: the lower end of the first winding box (208) is fixedly connected with a light shielding box (214), the lower end of the light shielding box (214) is fixedly connected with the second winding box (212), the light shielding box (214) is arranged in a hollow cuboid shape, and a light shielding groove (215) which penetrates through the light shielding box (214) is formed in the upper end of the light shielding box.
5. A shielding mechanism for use in welding as claimed in claim 1, wherein: the head top protection device (3) comprises an outer protection helmet (301), a damping spring (302) and an inner mounting frame (303), the outer protection helmet (301) is connected with a clamp and a gear (9) in a fixed mode, the damping spring (302) is fixedly connected to the inner side of the outer protection helmet (301), the other end of the damping spring (302) is fixedly connected with the inner mounting frame (303), the lower end of the inner mounting frame (303) is fixedly connected with a head fixing band (304), and the other end of the head fixing band (304) is fixedly connected with a buckle (305).
6. A shielding mechanism for use in welding as claimed in claim 1, wherein: ventilation unit (4) include air-blower (401), portable box (402), controller (403) and battery (404), air-blower (401) left end and portable box (402) fixed connection, portable box (402) left end fixedly connected with waist fixed band (405), waist fixed band (405) other end fixedly connected with buckle two (406), portable box (402) front end fixedly connected with controller (403), portable box (402) internal regulation is connected with battery (404).
7. A shielding mechanism for use in welding as claimed in claim 6, wherein: air-blower (401) output end fixedly connected with pipeline joint (407), pipeline joint (407) upper end fixedly connected with air-out hose (408), air-out hose (408) other end fixedly connected with pipeline joint two (409), the pipeline joint two (409) outside and interior mounting bracket (303) fixed connection, and inside exhaust vent (410) of evenly having seted up of interior mounting bracket (303).
8. A shielding mechanism for use in welding as claimed in claim 1, wherein: the section of the protective cover (1) is semicircular, the protective cover (10) is fixedly connected inside the protective cover (1), and the lower end of the protective cover (10) is fixedly connected with a smoke filter (11) through threads.
CN202011350466.6A 2020-11-26 2020-11-26 Protection mechanism used during welding Withdrawn CN112496608A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011350466.6A CN112496608A (en) 2020-11-26 2020-11-26 Protection mechanism used during welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011350466.6A CN112496608A (en) 2020-11-26 2020-11-26 Protection mechanism used during welding

Publications (1)

Publication Number Publication Date
CN112496608A true CN112496608A (en) 2021-03-16

Family

ID=74966384

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011350466.6A Withdrawn CN112496608A (en) 2020-11-26 2020-11-26 Protection mechanism used during welding

Country Status (1)

Country Link
CN (1) CN112496608A (en)

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