CN214909153U

CN214909153U - Welding mask with smoke filtering function

Info

Publication number: CN214909153U
Application number: CN202120541876.2U
Authority: CN
Inventors: 张强勇; 董乃涵; 赵先锐; 刘桂香; 朱征宇; 陈勇; 张宸珲; 贾向东; 白津生; 毛琪钦; 张思康; 康猛; 裴先峰
Original assignee: Jiangsu Maritime Institute
Current assignee: Jiangsu Maritime Institute
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-11-30
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a face guard is used in welding with flue gas filtering capability relates to welding auxiliary device technical field, this face guard is used in welding with flue gas filtering capability, including protection helmet, goggles and protection casing, the side surface of protection helmet and the side surface fixed connection of protection casing, the fixed side of inlaying at the protection casing of goggles, the ventilation hole has been seted up on the surface of protection casing, the right flank fixedly connected with fixed block of protection casing. The utility model discloses a set up filter element, oronasal mask and lid box, solved current welding and generally adopted handheld welding face guard or adopt the combination that protective mask adds the goggles, handheld welding face guard only protects highlight and splash, can't effectively protect harmful gas and smoke and dust, the welding workman inhales harmful gas and smoke and dust for a long time and can cause the injury to the health, protective mask and the combination of protective goggles wear inconveniently, can not protect facial, the workman probably is by the problem that the splash injectd.

Description

Welding mask with smoke filtering function

Technical Field

The utility model relates to a welding auxiliary device technical field specifically is a face guard is used in welding with flue gas filtering capability.

Background

The process of welding the workpiece by heating or pressurizing or both, with or without filler, to achieve the interatomic bond of the material of the workpiece to form a permanent connection is called welding, and strong light, spatter, harmful gas and smoke are generated in the welding process, and the welding mask is a tool for protecting the safety of operators in the welding and cutting operation.

The welding that has now generally adopts handheld welding face guard or adopts the combination of protective mask and goggles, and handheld welding face guard only protects highlight and splash, can't effectively protect harmful gas and smoke and dust, and the welder inhales harmful gas and smoke and dust for a long time and probably causes the injury to the health, and the combination of protective mask and goggles is worn inconveniently, can not protect face, and the workman probably is hindered by the splash.

SUMMERY OF THE UTILITY MODEL

The utility model provides a face guard is used in welding with flue gas filtering capability, possess existing smoke protection effect and wear convenient advantage again, generally adopt handheld welding face guard or adopt the combination of protecting mask with the goggles in the welding of solving current, handheld welding face guard only protects highlight and splash, can't effectively protect harmful gas and smoke and dust, the welder inhales harmful gas for a long time and the smoke and dust can cause the injury to the health, the protecting mask wears inconveniently with the combination of goggles, can not protect facial, the workman probably is injured by the splash problem.

For realizing the existing smoke protection effect and the convenient purpose of wearing, the utility model provides a following technical scheme: a mask with a smoke filtering function for welding comprises a protective helmet, goggles and a protective cover, wherein the side surface of the protective helmet is fixedly connected with the side surface of the protective cover, the goggles are fixedly embedded on the side surface of the protective cover, vent holes are formed in the surface of the protective cover, a fixed block is fixedly connected to the right side surface of the protective cover, a groove is formed in the right side surface of the fixed block, an air inlet hole is formed in the left side of the inner wall of the groove and communicated with the vent holes, a filter element is movably connected to the inner wall of the groove, a cover box is hinged to the inside of the groove through a circular shaft, the inner wall of the cover box is movably connected with the surface of the filter element, a square groove is formed in the inner wall of the groove, a clamping strip is fixedly connected to the left side surface of the cover box and movably inserted into the square groove, and a clamping groove is formed in the upper surface of the fixed block, the utility model discloses a mouth and nose mask, including draw-in groove, insert strip, baffle, fixed surface, the mesh has been seted up to the upper end of spring, the mesh has been seted up to the right flank of lid box, the left surface fixedly connected with mouth nose cup of protection casing, the position of mouth nose cup is corresponding with the position in ventilation hole, the side fixedly connected with silica gel circle of mouth nose cup.

As an optimized technical scheme of the utility model, the fixed surface of oronasal mask is connected with two bandages, two the equal fixedly connected with buckle of one end of bandage.

As an optimal technical scheme of the utility model, the lower extreme of cutting is the inclined plane, and the shape looks adaptation of the shape of cutting and slot.

As an optimized technical scheme of the utility model, the inner wall of lid box has certain radian, the shape of lid box and the shape looks adaptation of crossing the filter core.

As an optimized technical scheme of the utility model, the last fixed surface of protection casing is connected with solid fixed ring, gu fixed ring's lower surface is connected with the fixed surface of protection helmet.

As an optimal technical scheme of the utility model, the left side fixedly connected with rubber circle of recess inner wall, the surface of rubber circle and the surperficial activity overlap joint of crossing the filter core.

As an optimized technical scheme of the utility model, it is the UK filter core to cross the filter core.

As the utility model discloses a preferred technical scheme, the round hole has been seted up on the surface of cutting, the inside rotation of round hole is connected with the pull ring.

Compared with the prior art, the utility model provides a face guard is used in welding with flue gas filtering capability possesses following beneficial effect:

1. this face guard is used in welding with flue gas filtering capability, through setting up the filter core, oronasal mask and lid box, when using, wear protective helmet, aim at oronasal mask, with the bandage system overhead, buckle on the card, need not one hand to hold the face guard, the other hand welds, the integral type sets up, need not to wear protective glass and protective mask many times, it is convenient to wear, smoke and dust and harmful gas can follow the mesh and get into, can be absorbed and filter by the filter core, absorb by the workman in ventilation hole and fresh air inlet nose cup in proper order again, it is the U2K filter core to filter the core, the filter core for general effective anti-welding smoke and dust on the market, filter the filter core filters toxic gas and smoke and dust, the workman inhales clean air, the combination of protective helmet and protection casing protects head and face comprehensively, prevent the thing that splashes damage workman.

2. This face guard is used in welding with flue gas filtering capability, through setting up the cutting, the fixed block, slot and card strip, smoke and dust when crossing on the filter core accumulates to a certain extent, then upwards stimulate the cutting, the inside separation with the slot of cutting, the pulling lid box, the lid box overturns around the circle axle, it washs or directly changes to take off the filter core, put into the recess with clean filter core, upwards pull the cutting, cover the lid box, the inside in square groove is pegged graft into to the card strip, loosen the cutting, inside the cutting inserts the slot, the extrusion card strip moves left, lock lid box and fixed block, whole flow, change filter core convenient operation, filter core and fixed block zonulae occludens, the filter effect is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a left sectional view of the protective helmet of the present invention;

fig. 5 is a top view of the position of the retaining ring of the present invention.

In the figure: 1. a protective helmet; 2. goggles; 3. a protective cover; 4. a vent hole; 5. a fixed block; 6. a groove; 7. an air inlet hole; 8. a filter element; 9. covering the box; 10. a square groove; 11. clamping the strip; 12. a card slot; 13. cutting; 14. a slot; 15. a baffle plate; 16. a spring; 17. mesh openings; 18. an oronasal mask; 19. a silica gel ring; 20. binding bands; 21. buckling; 22. a fixing ring; 23. a rubber ring; 24. a circular hole; 25. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model discloses a mask for welding with smoke filtering function, comprising a protective helmet 1, goggles 2 and a protective cover 3, wherein the side surface of the protective helmet 1 is fixedly connected with the side surface of the protective cover 3, the goggles 2 are fixedly embedded on the side surface of the protective cover 3, the surface of the protective cover 3 is provided with a vent hole 4, the vent hole 4 penetrates through the protective cover 3, the right side surface of the protective cover 3 is fixedly connected with a fixed block 5, the fixed block 5 is a round block, the right side surface of the fixed block 5 is provided with a groove 6, the groove 6 is in a ladder shape, the left side of the inner wall of the groove 6 is provided with an air inlet hole 7, the air inlet hole 7 is communicated with the vent hole 4, the inner wall of the groove 6 is movably connected with a filter element 8, the filter element 8 is close to the left side of the inner wall of the groove 6, the inside of the groove 6 is hinged with a cover box 9 through a round shaft, the inner wall of the cover box 9 is movably connected with the surface of the filter element 8, the cover box 9 is used for covering the filter element 8, the inner wall of the groove 6 is provided with a square groove 10, the square groove 10 is arranged on the left side of the inner wall of the groove 6, the left side surface of the cover box 9 is fixedly connected with a clamping strip 11, the clamping strip 11 is movably inserted in the square groove 10, the upper surface of the fixing block 5 is provided with a clamping groove 12, the clamping groove 12 is communicated with the square groove 10, the inner wall of the clamping groove 12 is movably connected with an inserting strip 13, the upper surface of the clamping strip 11 is provided with a slot 14, the inserting strip 13 is movably inserted in the slot 14, the surface of the inserting strip 13 is fixedly sleeved with a baffle 15, the upper surface of the baffle 15 is fixedly connected with a spring 16, the upper end of the spring 16 is fixedly connected with the top of the inner wall of the clamping groove 12, the right side surface of the cover box 9 is provided with a plurality of meshes 17, and the meshes 17 are used for ventilation, the left side fixedly connected with oronasal mask 18 of protection casing 3, oronasal mask 18's position and ventilation hole 4's position are corresponding, oronasal mask 18's side fixedly connected with silica gel circle 19, oronasal mask 18 and the whole shape laminating people's of silica gel circle 19 face.

Specifically, two straps 20 are fixedly connected to the surface of the oronasal mask 18, and a buckle 21 is fixedly connected to one end of each of the two straps 20.

In the embodiment, the arrangement of the binding band 20 and the buckle 21 is simple to be matched with the oral-nasal mask 18, so that the oral-nasal mask 18 is more attached to the face

Specifically, the lower end of the insert 13 is an inclined surface, and the shape of the insert 13 is matched with the shape of the slot 14.

In this embodiment, when the lower end inclined plane of the insert 13 is inserted into the slot 14, the clamping strip 11 is extruded to move leftwards, and the connection between the cover box 9 and the fixing block 5 is tighter.

Specifically, the inner wall of the cover box 9 has a certain radian, and the shape of the cover box 9 is matched with the shape of the filter element 8.

In this embodiment, the arc inner wall of the cover box 9 is smoother when being opened and closed, and the shape of the cover box 9 enables the connection between the cover box 9 and the filter element 8 to be tighter.

Specifically, the upper surface of the protective cover 3 is fixedly connected with a fixing ring 22, and the lower surface of the fixing ring 22 is fixedly connected with the surface of the protective helmet 1.

In this embodiment, the fixing ring 22 allows the shield 3 and the shield helmet 1 to be fixed more firmly.

Specifically, the left side fixedly connected with rubber circle 23 of recess 6 inner wall, the surface activity overlap joint of the surface of rubber circle 23 and filter element 8.

In this embodiment, the rubber ring 23 prevents smoke from entering the oronasal mask 18 through the gap.

Specifically, the filter element 8 is a U2K filter element.

In this embodiment, U2K filter core is the filter core of general welding prevention smoke and dust in the market, and the protecting effect is good, can wash repetitious usage.

Specifically, a round hole 24 is formed in the surface of the insert 13, and a pull ring 25 is rotatably connected inside the round hole 24.

In this embodiment, the pull ring 25 is rotatable and is pulled up during use, so that the operation is more convenient.

The utility model discloses a theory of operation and use flow: when the mask is used, the protective helmet 1 is worn, the oronasal mask 18 is aligned to the oronasal mask, the mask is tied on the head through a binding band 20, a buckle 21 is clamped, welding operation is carried out, smoke dust and harmful gas can enter from the meshes 17 and can be absorbed and filtered by the filter core 8, the smoke dust and the harmful gas sequentially enter the oronasal mask 18 through the vent hole 4 and the air inlet hole 7 and are absorbed by workers, when the smoke dust on the filter core 8 is accumulated to a certain degree, the insert strip 13 is pulled upwards, the insert strip 13 is separated from the inside of the slot 14, the cover box 9 is pulled, the cover box 9 is overturned around a circular shaft, the filter core 8 is taken down for cleaning or direct replacement, the clean filter core 8 is placed into the groove 6, the insert strip 13 is pulled upwards, the cover box 9 is covered, the clamp strip 11 is inserted into the inside of the square slot 10, the insert strip 13 is loosened, the insert strip 13 is inserted into the slot 14, the clamp strip 11 is extruded, and the cover box 9 and the fixing block 5 is locked.

In conclusion, this face guard for welding with flue gas filtering capability through setting up filter element 8, oronasal mask 18 and lid box 9, has solved current welding and has generally adopted handheld welding face guard or adopt the combination of protective mask and goggles, and handheld welding face guard only protects highlight and splash, can't effectively protect harmful gas and smoke and dust, and the welder inhales harmful gas and smoke for a long time and can cause the injury to the health, and the protective mask and the combination of goggles are worn inconveniently, can't protect the face, the problem that the workman probably is injured by the splash.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a face guard is used in welding with flue gas filtering capability, includes protection helmet (1), goggles (2) and protection casing (3), its characterized in that: side surface of protection helmet (1) and the side surface fixed connection of protection casing (3), goggles (2) are fixed to be inlayed in the side of protection casing (3), ventilation hole (4) have been seted up on the surface of protection casing (3), right flank fixedly connected with fixed block (5) of protection casing (3), the right flank of fixed block (5) is seted up fluted (6), fresh air inlet (7) have been seted up in the left side of recess (6) inner wall, fresh air inlet (7) are linked together with ventilation hole (4), the inner wall swing joint of recess (6) has filter core (8), the inside of recess (6) articulates through the round axle has lid box (9), the inner wall of lid box (9) and the surface swing joint who filters core (8).

2. The welding mask with the smoke filtering function according to claim 1, wherein: the inner wall of recess (6) has seted up square groove (10), the left surface fixedly connected with card strip (11) of lid box (9), card strip (11) activity is pegged graft in the inside of square groove (10), draw-in groove (12) have been seted up to the upper surface of fixed block (5), draw-in groove (12) are linked together with square groove (10), the inner wall swing joint of draw-in groove (12) has cutting (13), slot (14) have been seted up to the upper surface of card strip (11), cutting (13) activity is pegged graft in the inside of slot (14).

3. The welding mask with the smoke filtering function according to claim 2, wherein: baffle (15) have been cup jointed to the fixed surface of cutting (13), the last fixed surface of baffle (15) is connected with spring (16), the top fixed connection of the upper end of spring (16) and draw-in groove (12) inner wall, mesh (17) have been seted up to the right flank of lid box (9), the left surface fixedly connected with oronasal mask (18) of protection casing (3), the position of oronasal mask (18) is corresponding with the position of ventilation hole (4), the side fixedly connected with silica gel circle (19) of oronasal mask (18).

4. The welding mask with the smoke filtering function according to claim 3, wherein: the surface of the oronasal mask (18) is fixedly connected with two binding bands (20), and one ends of the two binding bands (20) are fixedly connected with buckles (21).

5. The welding mask with the smoke filtering function according to claim 2, wherein: the lower end of the cutting (13) is an inclined plane, and the shape of the cutting (13) is matched with that of the slot (14).

6. The welding mask with the smoke filtering function according to claim 2, wherein: the inner wall of the cover box (9) is provided with a radian, and the shape of the cover box (9) is matched with that of the filter element (8).

7. The welding mask with the smoke filtering function according to claim 1, wherein: the upper surface fixed connection of protection casing (3) has solid fixed ring (22), the lower surface of solid fixed ring (22) is connected with the fixed surface of protection helmet (1).

8. The welding mask with the smoke filtering function according to claim 1, wherein: the left side fixedly connected with rubber circle (23) of recess (6) inner wall, the surperficial activity overlap joint of the surface of rubber circle (23) and filter core (8).

9. The welding mask with the smoke filtering function according to claim 1, wherein: the filter element (8) is a U2K filter element.

10. The welding helmet with a smoke filtering function according to claim 2 or 5, wherein: round holes (24) are formed in the surfaces of the inserting strips (13), and pull rings (25) are rotatably connected inside the round holes (24).