CN216169447U

CN216169447U - Dustproof positive pressure type air mask for coal mine underground gas explosion

Info

Publication number: CN216169447U
Application number: CN202122657470.3U
Authority: CN
Inventors: 李靖
Original assignee: Shanghai Jingsheng Protective Articles Co ltd
Current assignee: Shanghai Jingsheng Protective Articles Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-05
Anticipated expiration: 2031-11-02

Abstract

The utility model relates to the field of air mask equipment, and discloses a coal mine underground gas explosion dust-proof positive pressure type air mask which comprises a mask body, wherein an eye protection assembly is arranged on the outer surface of the mask body, a mask assembly is arranged at the position below the eye protection assembly, the eye protection assembly comprises a mirror body, a sealing frame is arranged on the rear surface of the mirror body, adjusting buttons are arranged on two sides right above the mirror body, mirror belts are movably arranged on two sides of the inner wall of the mirror body, a ring block is arranged at one end of each mirror belt, and the size of the ring block is matched with the size of a ring hole at the other end of each mirror belt. According to the mask, the eyes of workers can not be blurred due to water vapor when the mask is used, the workers can conveniently work, the work cannot be influenced, the requirements of users can be conveniently met by disassembling the mask component and the eye protection component on the mask body, the mask can be used according to the use condition of the users, and the use safety of the users is facilitated.

Description

Dustproof positive pressure type air mask for coal mine underground gas explosion

Technical Field

The utility model relates to the technical field of air masks, in particular to a dustproof positive pressure type air mask for underground coal mine gas explosion.

Background

At present, air pollution is serious, especially air of a coal mine is not dare to go into a well at all without full-set armed, and a dustproof air port cover must be worn when the air port cover is put into the well for the physical health of workers, but the pollution and the harm in the air cannot be completely stopped.

However, the existing dustproof positive pressure type air mask device for coal mine underground gas explosion has the following defects:

1. the existing face mask only simply protects the face integrally, and has poor protection effect, weak protection effect, loose and airtight protection component, and the face mask can not be detached and installed when in use and can not be used separately;

2. when the mask is used, the worker cannot be helped to carry out work, the lens can be blurred when the mask works, and some basic requirements of the worker cannot be met.

In order to solve the problem, the technical personnel in the field provide a dustproof positive pressure type air mask for gas explosion in a coal mine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dustproof positive pressure type air mask for underground coal mine gas explosion, which aims to solve the problem of a detachable mask provided in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a colliery is dustproof positive pressure air face guard of gas explosion in pit, includes the cover body, the surface of the cover body is equipped with protects the mesh subassembly, and the below position department of protecting the mesh subassembly is equipped with the gauze mask subassembly, protect the mesh subassembly including the mirror body, the rear surface of the mirror body is provided with sealed frame, and both sides are provided with the adjusting button directly over the mirror body, and the inner wall both sides movable mounting of the mirror body has the mirror area, and the one end in mirror area is provided with the circle piece, and the size of circle piece and the circle hole size phase-match of the mirror area other end.

As a still further scheme of the utility model: gauze mask subassembly both sides fixed mounting have the oxygen storehouse and cross the filter bin, cross and circulate mutually between filter bin and the oxygen storehouse, filter the gas in the gauze mask, guarantee gaseous clean, the user can not receive its influence.

As a still further scheme of the utility model: the surface in oxygen storehouse is provided with the mouth of pipe, and the side of crossing the filter storehouse is provided with the filter sleeve, uses the filter sleeve to the effectual filtration of air.

As a still further scheme of the utility model: a breathing opening is arranged between the oxygen chamber and the filtering chamber, and a lifting and shrinking adjusting layer is arranged at the position below the breathing opening.

As a still further scheme of the utility model: be provided with the laminating piece directly over the gauze mask subassembly, the laminating piece is located the below position department of the mirror body, and the laminating piece laminates closely with the mirror body, and the laminating piece can also reach better sealed effect after dismantling the use with the mirror body.

As a still further scheme of the utility model: an edible drinking bag is arranged right above the cover body, and a fastening ring is arranged below the cover body and can be used for sealing and protecting a user.

As a still further scheme of the utility model: the outer surface of the cover body is provided with a fixing ring outside the eye protection assembly, and the fixing ring is fixed above and below the mirror body.

The utility model has the beneficial effects that:

1. according to the dustproof positive pressure type air mask for gas explosion in the coal mine, the eye protection assembly is utilized, so that when workers use the mask, the eyes cannot be blurred due to water vapor, the workers can conveniently work, and the work cannot be influenced;

2. this colliery is dustproof positive pressure air face guard of gas explosion in pit through face guard subassembly and the dismantlement of protecting the mesh subassembly on the cover body, can conveniently satisfy user's demand, uses according to user's self in service behavior, does benefit to user's safety in utilization.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic plan view of the whole body of a dustproof positive pressure type air mask for gas explosion in a coal mine;

FIG. 2 is a perspective view of the eye shield assembly of FIG. 1;

fig. 3 is a schematic plan view of the mask assembly of fig. 1.

In the figure: 1. a cover body; 2. an eye protection assembly; 21. a mirror body; 22. an adjusting knob; 23. a sealing frame; 24. a ring hole; 25. a ring block; 26. a mirror band; 3. a mask assembly; 31. an oxygen bin; 32. fitting blocks; 33. a filtering bin; 34. a breathing port; 35. a conditioning layer; 36. a pipe orifice; 37. a filter sleeve; 4. a tight binding ring; 5. an edible drinking bag; 6. and a fixing ring.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and with reference to fig. 1 to 3, the embodiment of the present invention is as follows:

in fig. 1, 2 and 3: the utility model provides a colliery is dustproof positive pressure air face guard of gas explosion in pit, including the cover body 1, the surface of the cover body 1 is equipped with protects mesh subassembly 2, the below position department of protecting mesh subassembly 2 is equipped with gauze mask subassembly 3, protect mesh subassembly 2 including the mirror body 21, the rear surface of mirror body 21 is provided with sealed frame 23, both sides are provided with adjusting button 22 directly over the mirror body 21, the inner wall both sides movable mounting of mirror body 21 has mirror area 26, the one end of mirror area 26 is provided with circle piece 25, the size of circle piece 25 and the 24 size phase-matchs in circle hole of the mirror area 26 other end.

In fig. 3: mask subassembly 3 both sides fixed mounting has oxygen storehouse 31 and filters storehouse 33, filter and circulate mutually between storehouse 33 and the oxygen storehouse 31, gas to in the mask filters, guarantee gaseous clean, the user can not influenced by it, the surface in oxygen storehouse 31 is provided with mouth of pipe 36, the side of filtering storehouse 33 is provided with filter sleeve 37, use filter sleeve 37 to the effectual filtration of air, be provided with breathing opening 34 between oxygen storehouse 31 and the filter storehouse 33, the below position department of breathing opening 34 is provided with the liter adjusting layer 35 that contracts.

In fig. 1, 2 and 3: be provided with laminating piece 32 directly over gauze mask subassembly 3, laminating piece 32 is located the below position department of the mirror body 21, laminating piece 32 laminates closely with the mirror body 21, laminating piece 32 can also reach better sealed effect after the dismantlement is used with the mirror body 21, be equipped with edible drinking water bag 5 directly over the cover body 1, the below department of the cover body 1 is provided with tightly ties up circle 4, tightly tie up circle 4 and can let user's sealed protection oneself, the surface of the cover body 1 is located the outside of protecting eyes subassembly 2 and is equipped with retainer plate 6, retainer plate 6 is fixed in the below about the mirror body 21.

The working principle of the utility model is as follows: during the use, it makes the cover body 1 bring the head to open to tie up ring 4 tightly, it is dustproof to play through the cooperation of eye protection subassembly 2 and gauze mask subassembly 3, gauze mask subassembly 3 and eye protection subassembly 2 all can be dismantled on the cover body 1, it is also convenient when dismantling the use, adjust button 22 on the mirror body 21 can carry out regulation in size to the mirror area 26, then seal the eye through seal frame 23, then circle hole 24 and circle piece 25 fix eye protection subassembly 2, oxygen storehouse 31 on the last gauze mask subassembly 3 supplies to be supported, filter cartridge 37 outside the filter chamber 33 is taken a breath to the air, make the pollution degree of gas little, the oxygen that can supply the people to breathe has been put in the mouth of respiration 34, use harm to reduce to the user at last, it is healthy.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides a colliery is dustproof positive pressure air face guard of gas explosion in pit, includes the cover body (1), its characterized in that, the surface of the cover body (1) is equipped with eye-protecting subassembly (2), and the below position department of eye-protecting subassembly (2) is equipped with gauze mask subassembly (3), eye-protecting subassembly (2) are including the mirror body (21), and the rear surface of mirror body (21) is provided with sealing frame (23), and both sides are provided with adjusting button (22) directly over the mirror body (21), and the inner wall both sides movable mounting of mirror body (21) has mirror area (26), and the one end of mirror area (26) is provided with circle piece (25), and the size of circle piece (25) and circle hole (24) the size phase-match of the mirror area (26) other end.

2. The dust-proof positive pressure type air mask for gas explosion in coal mine wells according to claim 1, wherein an oxygen bin (31) and a filtering bin (33) are fixedly installed at both sides of the mask assembly (3).

3. The dustproof positive pressure type air mask for gas explosion in a coal mine well according to claim 2, wherein a pipe orifice (36) is arranged on the outer surface of the oxygen bin (31), and a filter sleeve (37) is arranged on the side surface of the filter bin (33).

4. The dustproof positive pressure type air mask for gas explosion in a coal mine well according to claim 2, wherein a breathing port (34) is arranged between the oxygen chamber (31) and the filtering chamber (33), and a lifting and shrinking adjusting layer (35) is arranged below the breathing port (34).

5. The dust-proof positive pressure type air mask for gas explosion in a coal mine well according to claim 1, wherein a fitting block (32) is arranged right above the mask assembly (3), the fitting block (32) is located at the lower position of the mirror body (21), and the fitting block (32) is closely fitted with the mirror body (21).

6. The dust-proof positive pressure type air mask for gas explosion in a coal mine well according to claim 1, wherein an edible drinking water bag (5) is arranged right above the mask body (1), and a fastening ring (4) is arranged below the mask body (1).

7. The dust-proof positive pressure type air mask for gas explosion in a coal mine well according to claim 1, wherein a fixing ring (6) is arranged on the outer surface of the mask body (1) outside the eye protection assembly (2), and the fixing ring (6) is fixed above and below the mirror body (21).