CN111110445A - Protector for welding operation - Google Patents
Protector for welding operation Download PDFInfo
- Publication number
- CN111110445A CN111110445A CN202010078257.4A CN202010078257A CN111110445A CN 111110445 A CN111110445 A CN 111110445A CN 202010078257 A CN202010078257 A CN 202010078257A CN 111110445 A CN111110445 A CN 111110445A
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- protective mask
- contraband
- welding
- shell
- type protective
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- 238000003466 welding Methods 0.000 title claims abstract description 77
- 230000001012 protector Effects 0.000 title description 3
- 230000001681 protective effect Effects 0.000 claims abstract description 133
- 239000003496 welding fume Substances 0.000 claims abstract description 27
- 239000000779 smoke Substances 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000000746 purification Methods 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 210000003128 head Anatomy 0.000 description 7
- 239000002912 waste gas Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004279 orbit Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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Classifications
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- 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
-
- 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
- A61F9/061—Masks, shields or hoods for welders with movable shutters, e.g. filter discs; Actuating means therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (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 discloses a protective device for welding operation, which comprises a base, wherein a welding fume purification device is arranged on the base, a bidirectional air-breathing protective mask device is arranged on the welding fume purification device, and an automatic detection shading device is arranged on the bidirectional air-breathing protective mask device. Welding smoke is absorbed through the first air exhaust hole and the second air exhaust hole which are arranged on the jacket shell of the Contraband-type protective mask and the Contraband-type protective mask, so that the situation that a worker damages the body due to the fact that the worker breathes the welding smoke is effectively avoided, synchronous air exhaust is carried out through the third air exhaust hole and the fourth air exhaust hole on the jacket shell of the convex-type protective mask and the convex-type protective mask, the temperature of the face of the worker can be effectively reduced, and the worker can use the jacket shell more comfortably; output current size when welding and not welding through the electric welding to adjust the position of goggles piece through electro-magnet and powerful magnet and compression spring, thereby effectual protection staff's eyes.
Description
Technical Field
The invention relates to the field of protection related equipment for welding, in particular to a protection device for welding operation.
Background
In order to protect an operator from various harmful rays generated by spatter striking and arcing during a welding operation, the operator typically wears a welding helmet. In traditional welding helmet, the light filter provides the pipe fitting part who is protected from harmful rays for operator's glasses, and traditional welding helmet needs the operator to observe well electric welding striking position before wearing the helmet, can produce poisonous waste gas when the welding, and these poisonous waste gases can cause the injury to operating personnel health.
In patent CN201821180429.3, a protective mask for mechanical welding, the distance between two sets of eye sockets can be adjusted by the telescopic performance of the telescopic rod, which is convenient for users to adjust according to the distance between their eyes, so that the device can better meet the use of different users within the adjustment range; waste gas is pumped into the purifying box through the air pump, and the purifying box absorbs and filters the waste gas, so that toxic substances in the discharged gas are reduced, and further, harm of the waste gas to the body of an operator is reduced; the strap on the strap seat can fix the mask main body on the head of a user, and then the operation difficulty of the user is reduced.
And because when welding, need the workman to do the supplementary welding of various action, the use of the inconvenient workman of welding face guard direct fixation leads to the workman to hardly observe the welding condition when the welding.
Disclosure of Invention
The invention aims to solve the problems, and designs a protective device for welding operation, which has the functions of conveniently observing and protecting operators and solves the problem that the existing welding protective mask cannot filter welding fume generated by welding.
The technical scheme of the invention is that the protection device for welding operation comprises a base, wherein a welding fume purification device is arranged on the base, a bidirectional air-breathing type protection mask device is arranged on the welding fume purification device, and an automatic detection shading device is arranged on the bidirectional air-breathing type protection mask device;
the bidirectional air-breathing protective mask device comprises two Contraband-type protective mask frames, a Contraband-type protective mask shell is arranged between the outer side surfaces of the two Contraband-type protective mask frames, a plurality of first air suction holes are formed in the Contraband-type protective mask shell and are uniformly distributed on the Contraband-type protective mask shell, a Contraband-type protective mask jacket shell is arranged in the Contraband-type protective mask shell, the Contraband-type protective mask jacket shell is fixedly connected with the two Contraband-type protective mask frames, a plurality of second air suction holes are formed in the Contraband-type protective mask jacket shell and correspond to the first air suction holes one by one, a convex protective mask shell is arranged between the inner side surfaces of the two Contraband-type protective mask frames, a plurality of third air suction holes are formed in the convex protective mask shell and are uniformly distributed on the convex protective mask shell, the outer side of the shell of the convex protective mask is provided with a convex protective mask jacket shell, the convex protective mask jacket shell is fixedly connected with two Contraband type protective mask frames, the convex protective mask jacket shell is provided with an air exhaust hole IV, the position of the air exhaust hole IV corresponds to the position of the air exhaust hole III one to one, a Contraband type partition plate is arranged at the center between the two Contraband type protective mask frames, an air exhaust pipe is arranged on the lower surface of the Contraband type protective mask frame, a three-way joint is arranged at the upper end of the air exhaust pipe, air exhaust branch pipes are arranged at the two ends of the three-way joint, and the air exhaust branch pipes are fixedly connected with the Contraband type protective mask.
The automatic detection shading device comprises an observation square tube arranged between an Contraband type protective face mask shell and a convex protective face mask shell, wherein the observation square tube is positioned above the side surface of a Contraband type protective face mask shell, glass lenses are arranged at two ends inside the observation square tube, one side of the center of the lower surface of the observation square tube is provided with a telescopic opening, eye protection lenses are movably arranged in the telescopic opening, an eye protection lens seat is arranged below the eye protection lenses, two telescopic columns are arranged at two ends below the eye protection lens seat, telescopic column seats are arranged at two sides of the center of the side surface of a Contraband type partition plate, the telescopic column seats are movably connected with telescopic columns, powerful magnets are arranged at the lower ends of the telescopic columns, compression springs are sleeved on the telescopic columns and positioned between the powerful magnets and the telescopic column seats, electromagnets are arranged below the telescopic columns, and electric wires are arranged at the lower end of a Contraband type protective face mask frame, and two power connection pieces are arranged on the power connection wire.
The welding fume purification device comprises a welding fume purifier installed above the base, an air exhaust opening of the welding fume purifier is connected with an air exhaust pipe through an air exhaust hose, and an air exhaust pump is installed on the air exhaust hose.
One of the electric connecting pieces is electrically connected with the welding handle, and the other electric connecting piece is electrically connected with the welding material.
The shell of the convex protective mask is provided with a head fixing ring.
The electromagnet and the strong magnet are mutually repelled, and the elasticity of the compression spring is greater than the magnetic force between the electromagnet and the strong magnet when the compression spring is not welded.
The air exhaust branch pipes are positioned on two sides of the Contraband type partition plate.
A first fine filter screen is arranged between the Contraband-type protective mask shell and the Contraband-type protective mask jacket shell, and a second fine filter screen is arranged between the convex protective mask shell and the convex protective mask jacket shell.
The protection device for welding operation manufactured by the technical scheme of the invention comprises the following components:
the protective device absorbs welding smoke through the first air exhaust hole and the second air exhaust hole which are arranged on the Contraband type protective face mask shell and the Contraband type protective face mask jacket shell, so that the situation that a worker damages the body due to the fact that the worker breathes the welding smoke is effectively avoided, synchronous air exhaust is carried out through the third air exhaust hole and the fourth air exhaust hole which are arranged on the convex type protective face mask shell and the convex type protective face mask jacket shell, the temperature of the face of the worker can be effectively reduced, the worker can use the protective device more comfortably, and meanwhile, external impurities can be effectively prevented from entering the protective device through the first fine filtering net and the second fine filtering net;
this protector, output current size when welding and not welding through the electric welding, the magnetic force of controlling the electro-magnet, thereby through the repulsion force between electro-magnet and the powerful magnet and the automatically regulated of compression spring's elasticity, adjust the position of goggles piece, thereby effectual protection staff's eyes, prevent that staff's eyes from receiving shining of highlight, and automatically regulated's principle is simple, need not to use complicated circuit or sensor, cost that can effectual economizer, thereby make the more practical of device.
Drawings
FIG. 1 is a schematic view of a welding operation shield apparatus according to the present invention;
FIG. 2 is a schematic view of a bi-directional, aspirating, face shield apparatus according to the present invention;
FIG. 3 is a schematic view of the automatic detection shade apparatus of the present invention;
in the figure, 1, a base; 2. model Contraband protective mask frames; 3. model Contraband protective mask shell; 4. an air exhaust hole I; 5. a protective mask jacket shell of model Contraband; 6. a second air exhaust hole; 7. a convex protective mask shell; 8. a pumping hole III; 9. a convex protective mask jacket shell; 10. a pumping hole IV; 11. type Contraband separator plate; 12. an air exhaust pipe; 13. a three-way joint; 14. an air exhaust branch pipe; 15. observing the square barrel; 16. a glass lens; 17. a flexible opening; 18. a goggle lens; 19. a goggle sheet mount; 20. a telescopic column; 21. a telescopic column base; 22. a strong magnet; 23. a compression spring; 24. an electromagnet; 25. connecting a wire; 26. connecting a power strip; 27. a welding fume purifier; 28. an air extraction hose; 29. an air pump; 30. a head fixing ring; 31. a first fine filter screen; 32. and a second fine filter screen.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-3, in this embodiment:
in the device, an external power supply is electrically connected with the power supply access end of the welding fume purifier 27 for supplying power, the external power supply is electrically connected with the air suction pump 29 for supplying power through an air switch, and the connecting wire 25 is electrically connected with the electromagnet 24, so that the operation of the device is controlled.
The invention relates to a structural design of a bidirectional-inhalation type protective mask device, which is characterized in that the structural design is combined with an attached drawing 1 and an attached drawing 2, the bidirectional-inhalation type protective mask device comprises two Contraband type protective mask frames 2, a Contraband type protective mask shell 3 is arranged between the outer side surfaces of the two Contraband type protective mask frames 2, a plurality of air suction holes I4 are arranged on the Contraband type protective mask shell 3, the air suction holes I4 are uniformly distributed on the Contraband type protective mask shell 3, a Contraband type protective mask jacket shell 5 is arranged in the Contraband type protective mask shell 3, the Contraband type protective mask jacket shell 5 is fixedly connected with the two Contraband type protective mask frames 2, a plurality of air suction holes II 6 are arranged on the Contraband type protective mask jacket shell 5, the positions of the air suction holes II 6 and the air suction holes I4 are in one-to-one correspondence, a convex protective mask shell 7 is arranged between the inner side surfaces of the two Contraband type, a plurality of air exhaust holes III 8 are formed in the convex protective mask shell 7, the air exhaust holes III 8 are uniformly distributed on the convex protective mask shell 7, a convex protective mask jacket shell 9 is arranged on the outer side of the convex protective mask shell 7, the convex protective mask jacket shell 9 is fixedly connected with two Contraband type protective mask frames 2, an air exhaust hole IV 10 is formed in the convex protective mask jacket shell 9, the position of the air exhaust hole IV 10 corresponds to the position of the air exhaust hole III 8 one by one, a Contraband type clapboard 11 is arranged in the center between the two Contraband type protective mask frames 2, an air exhaust pipe 12 is arranged on the lower surface of the Contraband type protective mask frame 2, a three-way joint 13 is arranged at the upper end of the air exhaust pipe 12, air exhaust branch pipes 14 are arranged at two ends of the three-way joint 13, the air exhaust branch pipes 14 are fixedly connected with the Contraband type protective mask frame 2, a fine filter screen I31 is arranged between the Contraband type, a fine filter screen II 32 is arranged between the convex protective mask shell 7 and the convex protective mask jacket shell 9; the welding fume is absorbed through the first air exhaust hole 4 and the second air exhaust hole 6 arranged on the jacket shell 5 of the Contraband type protective mask shell 3 and the Contraband type protective mask shell, so that the welding fume can be rapidly absorbed, the welding fume is prevented from being breathed into the body of a worker to cause the welding fume to damage the health of the worker, meanwhile, the primary filtration of the welding fume is carried out through the second fine filter screen 32, external impurities can be effectively prevented from entering the device through the first air exhaust hole 4 and the second air exhaust hole 6 to block the air exhaust branch pipe 14, and the air is synchronously exhausted through the third air exhaust hole 8 and the fourth air exhaust hole 10 on the convex protective mask shell 7 and the convex protective mask jacket shell 9, so that the gas inside of the protective mask flows, the face temperature of the worker is reduced through the gas flowing, the use of the worker is facilitated, and the face body temperature of the worker is reduced, meanwhile, the density of the welding fume can be reduced through air extraction, so that the normal conveying of the welding fume is guaranteed.
The invention is characterized in that the structural design of the automatic detection shading device is combined with figure 1, figure 2 and figure 3, the automatic detection shading device comprises an Contraband-type protective face mask shell 3 and a convex protective face mask shell 7, an observation square tube 15 is arranged between the observation square tube 15 and the convex protective face mask shell 7, the observation square tube 15 is arranged above the side surface of the Contraband-type protective face mask shell 3, glass lenses 16 are arranged at two ends inside the observation square tube 15, a telescopic opening 17 is formed in one side of the center of the lower surface of the observation square tube 15, eye protection lenses 18 are movably arranged in the telescopic opening 17, an eye protection lens seat 19 is arranged below the eye protection lenses 18, two telescopic columns 20 are arranged at two ends below the eye protection lens seat 19, telescopic column seats 21 are arranged at two sides of the center of the side surface of a Contraband-type partition plate 11, the telescopic column seats 21 are movably connected with the telescopic columns 20, strong magnets, the compression spring 23 is positioned between the powerful magnet 22 and the telescopic column seat 21, the electromagnet 24 is arranged below the telescopic column 20, the lower end of the Contraband-type protective mask frame 2 is provided with an electric wire 25, and the electric wire 25 is provided with two electric connecting pieces 26; output current through the electric welding is great during the welding, make the repulsion force increase between electro-magnet 24 and powerful magnet 22, promote the decline of goggles lens 18, thereby carry out the protection of eye, and when the welding was interrupted, the output current of electric welding is less, make the repulsion force between electro-magnet 24 and powerful magnet 22 reduce, elasticity through compression spring 23 rises goggles lens 18, the staff's observation has been made things convenient for, carry out the position of automatically regulated goggles lens 18 through the size of electric welding output current, thereby need not the manual work and adjust goggles lens 18, staff's use has been made things convenient for, the cost of device is lower simultaneously, the practicality is higher.
In this device, combine figure 1, weld the effect that cigarette purifier passes through aspiration pump 29 and make two-way formula of breathing in protective mask device bleed, thereby absorb the waste gas that the welding produced and filter in welding cigarette clarifier 27, thereby protection staff's health safety, bleed through aspiration pump 29 simultaneously, can make the inside air current that produces of two-way formula of breathing in protective mask device, thereby reduce the facial temperature of welding personnel, the effectual temperature that reduces the staff during operation, thereby make things convenient for the staff to work.
The working principle of the device is as follows: when the device needs to be used, firstly, the welding fume purifier 27 is moved to one side of the welding device, the air suction arm of the welding fume purifier 27 is moved to the vicinity of a welding position, meanwhile, a worker manually installs one electric connecting piece 26 on the welding handle, so that the electric connecting piece 26 is electrically connected with a welding circuit on the welding handle, and then the other electric connecting piece 26 is electrically connected with welding metal, at the moment, the welding fume purifier 27 is controlled to start to work through a control switch of the welding fume purifier 27, and the air suction pump 29 is controlled to start to work through an air switch;
at the moment, the worker brings the head fixing ring 30 to the head position, at the moment, along with the work of the air pump 29, the first air suction hole 4 and the second air suction hole 6 start to absorb external air, and preliminary filtration is carried out through the first fine filter screen 31, so that smoke generated during welding is absorbed, and the situation that the smoke is diffused to the periphery of the worker to cause the worker to breathe welding smoke is prevented;
meanwhile, the air suction holes III 8 and the air suction holes IV 10 start to absorb external air, so that air flows inside the protective mask, the facial temperature of workers is reduced through the air flow, the workers are more comfortable during working, the air entering the Contraband type protective mask frame 2 is lifted, enters the air suction pipe 12 through the action of the air suction branch pipe 14 and the three-way joint 13, enters the air suction hose 28 through the air suction pipe 12, enters the air inlet end of the welding fume purifier 27 through the air outlet end of the air suction pump 29, and is filtered through the action of the welding fume purifier 27;
when a worker wears the protective mask, the worker starts welding after the welding preparation work is done, at the moment when welding starts, the output current of the electric welding machine is increased instantly when welding starts, the current is transmitted into the electromagnet 24 through the electric wire 25 through the electric connecting piece 26 when the welding current is increased instantly, the electromagnet 24 generates magnetic force under the action of the welding current, so that the telescopic column 20 is pushed to move upwards through the magnetic force between the electromagnet 24 and the strong magnet 22, the telescopic column 20 pushes the goggles sheet seat 19 and the goggles lens 18 to move upwards, and the goggles lens 18 is inserted into the observation square tube 15, so that the eyes of the worker are protected;
at the moment when welding is interrupted, the welding current is instantaneously reduced along with the interruption of welding, the magnetic force of the electromagnet 24 is reduced at the moment, the repulsive force between the electromagnet 24 and the strong magnet 22 is reduced, and at the moment, the telescopic column 20 starts to descend through the elasticity of the compression spring 23, so that the goggles lens 18 is contracted, and a worker can smoothly observe the external situation;
in the welding process, the smoke generated by welding is absorbed through the suction arm of the welding smoke purifier 27 and the suction holes I4 and II 6 on the protective mask, so that the smoke is filtered through a filtering device in the welding smoke purifier 27;
when the welding is completed, the worker can remove the head fixing ring 30 from the head and control the welding fume purifier 27 and the suction pump 29 to stop working.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. A protection device for welding operation comprises a base (1), wherein a welding smoke purification device is arranged on the base (1), and is characterized in that a bidirectional air-breathing type protection mask device is arranged on the welding smoke purification device, and an automatic detection shading device is arranged on the bidirectional air-breathing type protection mask device;
the bidirectional air-breathing protective mask device comprises two Contraband-type protective mask frames (2), a Contraband-type protective mask shell (3) is arranged between the outer side surfaces of the two Contraband-type protective mask frames (2), a plurality of air suction holes I (4) are formed in the Contraband-type protective mask shell (3), the air suction holes I (4) are uniformly distributed in the Contraband-type protective mask shell (3), an Contraband-type protective mask jacket shell (5) is arranged in the Contraband-type protective mask shell (3), the Contraband-type protective mask jacket shell (5) is fixedly connected with the two Contraband-type protective mask frames (2), a plurality of air suction holes II (6) are formed in the Contraband-type protective mask jacket shell (5), the positions of the air suction holes II (6) and the air suction holes I (4) are in one-to one correspondence, and a convex protective mask shell (7) is arranged between the inner side surfaces of the two Contraband-type protective mask frames (2), the protective mask comprises a convex protective mask shell (7), wherein a plurality of air exhaust holes III (8) are formed in the convex protective mask shell (7), the air exhaust holes III (8) are uniformly distributed in the convex protective mask shell (7), a convex protective mask jacket shell (9) is arranged on the outer side of the convex protective mask shell (7), the convex protective mask jacket shell (9) is fixedly connected with two Contraband-type protective mask frames (2), an air exhaust hole IV (10) is formed in the convex protective mask jacket shell (9), the position of the air exhaust hole IV (10) corresponds to the position of the air exhaust hole III (8) one by one, a Contraband-type partition plate (11) is arranged in the center between the two Contraband-type protective mask frames (2), an air exhaust pipe (12) is arranged on the lower surface of the Contraband-type protective mask frame (2), a three-way joint (13) is arranged at the upper end of the air exhaust pipe (12), and branch pipes (14) are arranged, the air exhaust branch pipe (14) is fixedly connected with an Contraband type protective mask frame (2).
2. The protection device for welding operation according to claim 1, wherein the automatic detection shading device comprises an observing square tube (15) installed between the Contraband-type protective mask shell (3) and the convex protective mask shell (7), the observing square tube (15) is located above the side surface of the Contraband-type protective mask shell (3), glass lenses (16) are installed at two ends of the inside of the observing square tube (15), a telescopic opening (17) is formed at one side of the center of the lower surface of the observing square tube (15), a protective lens (18) is movably installed in the telescopic opening (17), a protective lens seat (19) is installed below the protective lens (18), two telescopic columns (20) are installed at two ends of the lower part of the protective lens seat (19), and telescopic column seats (21) are installed at two sides of the center of the side surface of the Contraband-type partition plate (11), flexible post seat (21) and flexible post (20) swing joint, powerful magnet (22) are installed to flexible post (20) lower extreme, the cover is equipped with compression spring (23) on flexible post (20), compression spring (23) are located between powerful magnet (22) and flexible post seat (21), electro-magnet (24) are installed to flexible post (20) below, power connection wire (25) are installed to Contraband type protective face mask frame (2) lower extreme, install two on power connection wire (25) and connect electric piece (26).
3. The protection device for the welding operation is characterized in that the welding fume purification device comprises a welding fume purifier (27) installed above the base (1), the suction opening of the welding fume purifier (27) is connected with the suction pipe (12) through a suction hose (28), and a suction pump (29) is installed on the suction hose (28).
4. A welding-operation shielding device according to claim 2, wherein one of said electrical contacts (26) is electrically connected to the welding handle and the other electrical contact (26) is electrically connected to the welding material.
5. A protection device for welding operations according to claim 1, characterized in that said male protective mask shell (7) is fitted with a head fixation ring (30).
6. A welding-operation shielding device according to claim 1, characterized in that the electromagnet (24) and the strong magnet (22) are mutually repulsive, and the elasticity of the compression spring (23) is greater than the magnetic force between the electromagnet (24) and the strong magnet (22) when not welding.
7. A shielding device for welding operations according to claim 1, characterized in that said suction manifold (14) is located on both sides of a partition (11) of the type Contraband.
8. A shield arrangement for welding operations according to claim 1, characterized in that a first fine filter mesh (31) is arranged between the Contraband-type protective mask shell (3) and the Contraband-type protective mask jacket shell (5), and a second fine filter mesh (32) is arranged between the male protective mask shell (7) and the male protective mask jacket shell (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010078257.4A CN111110445B (en) | 2020-02-03 | 2020-02-03 | Protector for welding operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010078257.4A CN111110445B (en) | 2020-02-03 | 2020-02-03 | Protector for welding operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111110445A true CN111110445A (en) | 2020-05-08 |
| CN111110445B CN111110445B (en) | 2021-10-26 |
Family
ID=70492481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010078257.4A Active CN111110445B (en) | 2020-02-03 | 2020-02-03 | Protector for welding operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111110445B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112192102A (en) * | 2020-10-12 | 2021-01-08 | 樟树市三石工程咨询有限公司 | Protective device |
| CN113633464A (en) * | 2021-08-11 | 2021-11-12 | 江苏亿耐达科技有限公司 | Safe type welding protective face mask |
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| CN108904131A (en) * | 2018-07-24 | 2018-11-30 | 闫羽 | Intelligent helmet is used in a kind of welding |
| CN209059655U (en) * | 2018-07-25 | 2019-07-05 | 南京交通职业技术学院 | A kind of machinery protective mask for welding |
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| US4293757A (en) * | 1979-09-17 | 1981-10-06 | Niemi Francis J | Automatic welder's helmet having ventilation means |
| CN2283475Y (en) * | 1996-12-27 | 1998-06-10 | 高宝华 | Automatic protective helment for welding |
| KR20020007239A (en) * | 2001-10-25 | 2002-01-26 | 김종희 | Welding mask to prevent moisture |
| CN2530606Y (en) * | 2002-03-11 | 2003-01-15 | 陆正传 | Automatic shading mask for welders |
| CN201139687Y (en) * | 2007-09-27 | 2008-10-29 | 西南石油大学 | Air cooling type solar soldering face mask |
| CN202774253U (en) * | 2012-08-24 | 2013-03-13 | 宝钢钢构有限公司 | Dustproof and antitoxin cooling mask for welder |
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| CN206198144U (en) * | 2016-08-26 | 2017-05-31 | 合肥明双机械科技有限公司 | A kind of multi-functional helmet for welder |
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| CN209059655U (en) * | 2018-07-25 | 2019-07-05 | 南京交通职业技术学院 | A kind of machinery protective mask for welding |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112192102A (en) * | 2020-10-12 | 2021-01-08 | 樟树市三石工程咨询有限公司 | Protective device |
| CN112192102B (en) * | 2020-10-12 | 2022-08-12 | 樟树市三石工程咨询有限公司 | Protective device |
| CN113633464A (en) * | 2021-08-11 | 2021-11-12 | 江苏亿耐达科技有限公司 | Safe type welding protective face mask |
| CN113633464B (en) * | 2021-08-11 | 2022-08-12 | 江苏亿耐达科技有限公司 | Safe type welding protective face mask |
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| Publication number | Publication date |
|---|---|
| CN111110445B (en) | 2021-10-26 |
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Inventor after: Zhou Yingyu Inventor after: Zhang Wei Inventor after: Zhang Weibing Inventor after: Wang Lihua Inventor before: Wang Lihua |
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Denomination of invention: A protective device for welding operation Effective date of registration: 20220610 Granted publication date: 20211026 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Shanghai pilot Free Trade Zone Lingang xinpian District sub branch Pledgor: SHANGHAI PUDONG SANFENG METAL PRODUCTS Co.,Ltd. Registration number: Y2022310000054 |