CN211912481U

CN211912481U - Chemical industry is with respirator of wearing convenient to

Info

Publication number: CN211912481U
Application number: CN201922440599.1U
Authority: CN
Inventors: 钟北海
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-13
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a chemical industry is with gas mask convenient to wear, including the face guard main part, the welding of left side top of face guard main part has the fixed block, the internally mounted of fixed block has fastening bolt, fastening bolt goes up the cover and is equipped with the supporting shoe, the front of supporting shoe is fixed with black picture frame, transparent picture frame has been installed at the rear of black picture frame, the rear of fixed block is fixed with first bandage, the tail end cover of first bandage is equipped with fixed cover, it has the second bandage to peg graft in the inside of fixed cover, the gear has been installed to the inside of second bandage, the inside welding of gear has the axis of rotation. The utility model discloses a be provided with threaded connection's spiral cover and casing for rotate the spiral cover and just can unpack apart the filter, be convenient for change the inside filtering material of filter, and the sealing ring cover is established and is installed between spiral cover and casing, and the sealing ring receives the extrusion deformation of spiral cover and casing, fills the gap of junction, seals the filter.

Description

Chemical industry is with respirator of wearing convenient to

Technical Field

The utility model relates to a chemical industry protective equipment technical field specifically is a chemical industry is with respirator of being convenient for wear.

Background

Chemical industry provides colorful products for people, except producing a large amount of materials for manufacturing various products for people, the chemical industry has a small amount of products with obvious effect, so that the life of people is continuously improved, the chemical industry provides a lot of convenience and benefits for people, but the chemical industry has a lot of dangers and uncertainties, in the process of chemical industry production, because of substance reaction, harmful gas, strong light and other phenomena are easily generated, people often adopt gas masks for protection, but under the condition of realizing the sealing effect of the gas masks, the tightness device on the back of the gas masks is increased, so that the gas masks are inconvenient to wear, most of the gas masks can only carry out air filtration and do not have the function of protecting eyes, when the strong light is generated during the chemical industry production, the eyes are easily stimulated, and the filtering device of the gas masks is formed by integral casting, the filter material of change inside is not convenient for dismantle, consequently, for solving above problem, provides one kind and can protect user's eyes and be convenient for change the respirator of being convenient for to wear of filter material's chemical industry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical industry is with respirator of being convenient for to wear to solve the present respirator that above-mentioned background art provided and do not possess highlight eye protection function, because back elasticity fixing device leads to too much to dress inconveniently, and the inconvenient problem of changing filtering material.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chemical industry is with respirator of wearing convenient to, includes the face guard main part, the left side top welding of face guard main part has the fixed block, the internally mounted of fixed block has fastening bolt, fastening bolt goes up the cover and is equipped with the supporting shoe, the front of supporting shoe is fixed with the china ink picture frame, transparent picture frame has been installed at the rear of china ink picture frame, the rear of fixed block is fixed with first bandage, the tail end cover of first bandage is equipped with fixed cover, the inside grafting of fixed cover has the second bandage, the inside of second bandage is installed the gear, the inside welding of gear has the axis of rotation, the intermediate position of face guard main part has installed clean gas storehouse, the left side in clean gas storehouse has installed the filter, the waste gas storehouse is installed to the below in clean gas storehouse, the front in waste gas storehouse is fixed with the scavenging patch, magic subsides bandage has been sewed up to, and a sealing ring is arranged on the edge of the back surface of the mask main body.

Preferably, the fixed blocks are provided with two groups, the two groups of fixed blocks are respectively welded at the left side and the right side of the upper end of the mask main body, the two groups of supporting blocks are respectively inserted into grooves formed in the front surfaces of the two groups of fixed blocks, the supporting blocks are installed inside the fixed blocks through fastening bolts, and the supporting blocks and the fixed blocks are designed to be in a rotating structure through the fastening bolts.

Preferably, the second bandage is attached to the front side of the first bandage, a long strip-shaped through groove is formed in the second bandage, a tooth socket is arranged above the through groove, teeth of the tooth socket are meshed with teeth of a gear, and the gear and the second bandage form a rotating sliding structure through meshing of the teeth.

Preferably, the filter comprises a rotary cover, an isolation net, filter cotton, a sealing ring, a shell and an activated carbon bin, wherein the isolation net is installed on the left side of the rotary cover, the filter cotton is installed on the right side of the isolation net, the sealing ring is fixed on the right side of the rotary cover, the shell is inserted into the sealing ring, the activated carbon bin is arranged in the shell, the two groups of filters are arranged, the two groups of filters are welded on the left side and the right side of the clean air bin respectively, and the rotary cover is connected with the shell through threads.

Preferably, the front surface of the exhaust gas bin is provided with a through hole, the air exchange piece is fixedly installed on the front surface of the through hole, and the size of the air exchange piece is larger than that of the through hole in the exhaust gas bin.

Compared with the prior art, the beneficial effects of the utility model are that: the respirator convenient to wear for chemical engineering is provided with the gear which is meshed with the tooth grooves in the second bandage, so that the second bandage can move in the gear when the gear rotates, the first bandage is welded in the second bandage in a matching mode, the lengths of the first bandage and the second bandage can be freely adjusted, the lengths of the first bandage and the second bandage can be conveniently adjusted according to the head size of a wearer, the applicability of the respirator is greatly improved, and the convenience in wearing the respirator is greatly improved by matching with a magic tape bandage arranged at the rear of a main body of the respirator;

the ink mirror frame and the transparent mirror frame are arranged above the mask main body in an overlapped mode, the two sides of the ink mirror frame are welded to the supporting blocks, the supporting blocks are fixed in grooves in the fixing blocks through fastening bolts, so that the ink mirror frame can freely rotate on the fixing blocks, and when the chemical production generates strong light, the ink mirror frame can effectively protect eyes of a wearer;

through being provided with threaded connection's spiral cover and casing for rotate the spiral cover and just can unpack apart the filter, be convenient for change the inside filtering material of filter, and the sealing ring cover is established and is installed between spiral cover and casing, and the sealing ring receives the extrusion deformation of spiral cover and casing, fills the gap of junction, seals up the filter.

Drawings

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

FIG. 2 is a schematic side view of the structure of the present invention;

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

fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention;

fig. 5 is a schematic front sectional view of the filter of the present invention.

In the figure: 1. a mask body; 2. a fixed block; 3. fastening a bolt; 4. a support block; 5. an ink lens frame; 6. a transparent frame; 7. a first strap; 8. fixing a sleeve; 9. a second strap; 10. a gear; 11. a rotating shaft; 12. a clean gas bin; 13. a filter; 131. screwing a cover; 132. an isolation net; 133. filtering cotton; 134. a seal ring; 135. a housing; 136. an activated carbon bin; 14. a waste gas bin; 15. a ventilation sheet; 16. a magic tape bandage; 17. and (5) sealing rings.

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 present invention provides an embodiment: a chemical gas mask convenient to wear comprises a mask main body 1, fixing blocks 2 are welded above the left side of the mask main body 1, fastening bolts 3 are installed inside the fixing blocks 2, supporting blocks 4 are sleeved on the fastening bolts 3, sunglass frames 5 are fixed on the front sides of the supporting blocks 4, the fixing blocks 2 are provided with two groups, the two groups of fixing blocks 2 are respectively welded on the left side and the right side of the upper end of the mask main body 1, the two groups of supporting blocks 4 are provided with two groups, the two groups of supporting blocks 4 are respectively inserted into grooves formed in the front sides of the two groups of fixing blocks 2, the supporting blocks 4 are installed inside the fixing blocks 2 through the fastening bolts 3, the supporting blocks 4 are designed into a rotating structure through the fastening bolts 3 and the fixing blocks 2, the ink spectacle frames 5 are arranged above transparent spectacle frames 6, when chemical production generates strong light, the ink spectacle frames 5 are rotated to put down the, when not needing to use the china ink picture frame 5, rotate china ink picture frame 5 for china ink picture frame 5 is located face guard main part 1 top position, clockwise rotation fastening bolt 3, because the threaded engagement on fastening bolt 3 tightens up, makes fixed block 2 receive the extrusion, receives extruded fixed block 2 with the supporting shoe 4 extrusion fixed of installation in the inside recess, thereby fix the china ink picture frame 5 of installing on supporting shoe 4.

The transparent picture frame 6 is arranged at the rear part of the ink picture frame 5, the first bandage 7 is fixed at the rear part of the fixing block 2, the tail end of the first bandage 7 is sleeved with a fixing sleeve 8, the second bandage 9 is inserted in the fixing sleeve 8, the gear 10 is arranged in the second bandage 9, the rotating shaft 11 is welded in the gear 10, the second bandage 9 is attached to the front side of the first bandage 7, the long strip-shaped through groove is formed in the second bandage 9, the tooth groove is arranged above the through groove, teeth of the tooth groove are meshed with teeth of the gear 10, the gear 10 forms a rotating sliding structure with the second bandage 9 through the meshing of the teeth, the rotating shaft 11 rotates clockwise, the gear 10 is welded on the rotating shaft 11, the rotating shaft 11 rotates clockwise, because the teeth on the gear 10 are meshed with the teeth at the upper end of the through groove in the second bandage 9, the second bandage 9 moves leftwards in the fixing sleeve 8 under the meshing rotation of, therefore, the included positions of the first strap 7 and the second strap 9 are enlarged, and when the rotating shaft 11 is rotated anticlockwise, the second strap 9 is driven by the gear 10 to move rightwards, so that the included range of the first strap 7 and the second strap 9 is reduced, and the device can be adjusted according to different head types of wearers, is convenient and quick and is convenient to wear.

The middle position of the mask main body 1 is provided with a clean air bin 12, the left side of the clean air bin 12 is provided with a filter 13, the filter 13 comprises a rotary cover 131, an isolation net 132, filter cotton 133, a sealing ring 134, a shell 135 and an activated carbon bin 136, the left side of the rotary cover 131 is provided with the isolation net 132, the right side of the isolation net 132 is provided with the filter cotton 133, the right side of the rotary cover 131 is fixed with the sealing ring 134, the shell 135 is inserted in the sealing ring 134, the activated carbon bin 136 is arranged in the shell 135, the two filters 13 are provided with two groups, the two groups of filters 13 are respectively welded at the left side and the right side of the clean air bin 12, the rotary cover 131 is connected with the shell 135 through screw threads, the rotary cover 131 on the filter 13 is rotated anticlockwise to open the filter 13, the filtering materials in the filter are cleaned and replaced, the disassembly is convenient, the gas mask can be recycled, when the filter 13 is screwed, the screw cap 131 and the housing 135 are pressed against the sealing ring 134 arranged between the screw cap 131 and the housing 135, the sealing ring 134 is deformed by the pressing, and the deformed sealing ring 134 fills the interval at the joint of the screw cap 131 and the housing 135, so that the sealing performance of the filter 13 is ensured.

A waste gas bin 14 is arranged below the clean gas bin 12, a ventilating sheet 15 is fixed on the front surface of the waste gas bin 14, a magic tape bandage 16 is sewed on the bottom of the rear part of the mask main body 1, a sealing ring 17 is arranged on the edge of the back surface of the mask main body 1, a through hole is arranged on the front surface of the waste gas bin 14, the ventilating sheet 15 is fixedly arranged on the front surface of the through hole, the size of the ventilating sheet 15 is larger than that of the through hole on the waste gas bin 14, when a wearer inhales, purified air in the clean gas bin 12 enters the body of the wearer through the nose of the wearer, the wearer exhales waste gas from the mouth, and the exhaled waste gas collides with the ventilating sheet 15 to enable the ventilating sheet 15 to be slightly deformed and then discharged from the gap between the ventilating sheet 15 and the waste gas bin 14 after deformation, when the wearer stops exhaling, the ventilating sheet 15 rebounds and adheres to the surface of the waste gas bin 14 to seal the waste gas bin 14, so as to, adopt magic subsides bandage 16 to walk around the afterbrain spoon of wearer and fix the respirator, because magic subsides bandage 16 tears the convenience, this respirator of being convenient for wears, the leakproofness of the device is guaranteed to the sealing washer 17 laminating between face guard main part 1 and people's face.

The working principle is as follows: when the respirator is worn, a wearer rotates the rotating shaft 11 to enable the gear 10 to rotate, when the gear 10 is rotated clockwise, since the teeth on the gear 10 are meshed with the teeth of the tooth grooves on the second bandage 9, the second bandage 9 moves leftwards, the lengths of the first bandage 7 and the second bandage 9 are lengthened, the covering range of the first bandage 7 and the second bandage 9 is enlarged, when the rotating shaft 11 is rotated anticlockwise, the gear 10 rotates anticlockwise, the second bandage 9 moves rightwards, the covering range of the first bandage 7 and the second bandage 9 is reduced, the covering range of the first bandage 7 and the second bandage 9 is adjusted by rotating the rotating shaft 11 according to the size of the head of the wearer, the applicability of the respirator is increased, the respirator is convenient to adjust, the first bandage 7 and the second bandage 9 are sleeved on the head of the wearer, the magic bandage 16 is torn to pass around the back head of the wearer, pasting to finish wearing;

when chemical production produces the highlight, rotate black picture frame 5, make black picture frame 5 cover the top at transparent picture frame 6, filter the highlight through black picture frame 5, protect the wearer's eyes, if when having no highlight in the normal production, rotate black picture frame 5 to the top, clockwise rotation fastening bolt 3, because fastening bolt 3 extrudes fixed block 2, 4 fixed positions of supporting shoe with the inside of fixed block 2, thereby the position of fixed black picture frame 5, if need wash when changing to filter 13 inside, spiral cover 131 on the anticlockwise rotation filter 13, open filter 13 and change the filter equipment of inside, when clockwise screwing up filter 13, seal ring 134 in the middle of spiral cover 131 and casing 135 receives the extrusion deformation to fill the clearance, guarantee filter 13's leakproofness. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a chemical industry is with respirator of wearing convenient to, includes mask body (1), its characterized in that: fixed block (2) is welded above the left side of mask body (1), fastening bolt (3) is installed inside fixed block (2), the cover is equipped with supporting shoe (4) on fastening bolt (3), the front of supporting shoe (4) is fixed with china ink picture frame (5), transparent picture frame (6) have been installed at the rear of china ink picture frame (5), the rear of fixed block (2) is fixed with first bandage (7), the tail end cover of first bandage (7) is equipped with fixed cover (8), the inside of fixed cover (8) is pegged graft and is had second bandage (9), gear (10) have been installed to the inside of second bandage (9), the inside welding of gear (10) has axis of rotation (11), clean gas storehouse (12) has been installed to the intermediate position of mask body (1), filter (13) has been installed to the left side of clean gas storehouse (12), the utility model discloses a mask, including clean gas storehouse (12), clean gas storehouse (12) the below is installed waste gas storehouse (14), the front in waste gas storehouse (14) is fixed with air exchange sheet (15), magic subsides bandage (16) have been sewed up to the rear bottom of face guard main part (1), sealing washer (17) are installed to the back edge of face guard main part (1).

2. The chemical wearable respirator of claim 1, wherein: the mask is characterized in that the two groups of fixing blocks (2) are arranged, the two groups of fixing blocks (2) are welded to the left side and the right side of the upper end of the mask main body (1) respectively, the two groups of supporting blocks (4) are arranged, the two groups of supporting blocks (4) are inserted into grooves formed in the front faces of the two groups of fixing blocks (2) respectively, the supporting blocks (4) are installed inside the fixing blocks (2) through fastening bolts (3), and the supporting blocks (4) and the fixing blocks (2) are designed to be of a rotating structure through the fastening bolts (3).

3. The chemical wearable respirator of claim 1, wherein: the second bandage (9) is attached to the front side of the first bandage (7), a long strip-shaped through groove is formed in the second bandage (9), a tooth socket is formed above the through groove, teeth of the tooth socket are meshed with teeth of the gear (10), and the gear (10) and the second bandage (9) form a rotating sliding structure through meshing of the teeth.

4. The chemical wearable respirator of claim 1, wherein: the filter (13) comprises a rotary cover (131), an isolation net (132), filter cotton (133), a sealing ring (134), a shell (135) and an activated carbon bin (136), the isolation net (132) is installed on the left side of the rotary cover (131), the filter cotton (133) is installed on the right side of the isolation net (132), the sealing ring (134) is fixed on the right side of the rotary cover (131), the shell (135) is inserted in the sealing ring (134), the activated carbon bin (136) is arranged in the shell (135), the filter (13) is provided with two sets, the two sets of the filters (13) are welded on the left side and the right side of the clean air bin (12) respectively, and the rotary cover (131) is connected with the shell (135) through threads.

5. The chemical wearable respirator of claim 1, wherein: the front surface of the waste gas bin (14) is provided with a through hole, the air exchanging piece (15) is fixedly arranged on the front surface of the through hole, and the size of the air exchanging piece (15) is larger than that of the through hole in the waste gas bin (14).