CN213554993U

CN213554993U - Double-layer silica gel gas mask

Info

Publication number: CN213554993U
Application number: CN202022037180.4U
Authority: CN
Inventors: 盛康
Original assignee: Shenzhen Jiuhefang Biotechnology Co ltd
Current assignee: Shenzhen Jiuhefang Biotechnology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-29
Anticipated expiration: 2030-09-16

Abstract

The utility model relates to the technical field of labor protection appliances, in particular to a double-layer silica gel gas mask, which comprises a gas mask cover body, wherein both sides of the gas mask cover body are communicated with a gas filter box, one side of the gas filter box, which is far away from the gas mask cover body, is in threaded connection with a limit frame, a limit ring is integrally processed inside the limit frame, the inner wall of the limit ring is in bolted connection with an air blast mechanism, a filtering mechanism is placed inside the gas filter box, and the filtering mechanism comprises a first cotton piece, an active carbon filtering layer and a second cotton piece; the utility model discloses a gas mask cover body, poison filtering box, spacing frame, spacing collar, blast air mechanism and filtering mechanism's setting for this double-deck silica gel gas mask possesses the filtration that can initiatively admit air, also can reduce the advantage of compression filter pulp, has solved present gas mask inlet end and has filtered passively admitting air, needs the person of wearing to breathe in hard, and is tired relatively, and filter pulp needs compressed moreover, leads to the not good problem of filter pulp gas permeability.

Description

Double-layer silica gel gas mask

Technical Field

The utility model relates to a labor protection apparatus technical field specifically is double-deck silica gel breathing mask.

Background

Conventional gas mask adopts filtration formula or isolated formula, the poison in the canister that filters the outside air through the filter original paper on the gas mask or the configuration, the poison in the outside air is filtered when the wearer breathes, but present gas mask inlet end is the filtration of admitting air passively, it breathes in hard to need the wearer, it is tired relatively, and filter cotton needs to be compressed, lead to filter cotton's gas permeability not good, it can filter to admit air voluntarily for this reason to propose one kind, also can reduce the gas mask that compression filter cotton and solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck silica gel respirator possesses and to take the initiative to admit air and filter, also can reduce the advantage of compression filter pulp, has solved present respirator inlet end and has been the filtration of admitting air passively, needs the person of wearing to breathe in hard, and is tired relatively, filters the cotton moreover and need compressed, leads to the not good problem of the gas permeability of filter pulp.

In order to achieve the above object, the utility model provides a following technical scheme: double-deck silica gel respirator, including the respirator cover body, the both sides of the respirator cover body all communicate there is the poison filtering box, one side threaded connection that the respirator cover body was kept away from to the poison filtering box has spacing frame, the inside integrated into one piece of spacing frame has a spacing circle, the inner wall bolt of spacing circle has connected blower mechanism, filter mechanism has been placed to the inside of poison filtering box, filter mechanism includes first cotton piece, active carbon filter layer and the cotton piece of second, first cotton piece, active carbon filter layer and the cotton piece of second are all placed in the inside of poison filtering box, the active carbon filter layer is located between first cotton piece and the cotton piece of second, the cotton piece of second is located the inside one side that is close to the respirator cover body of poison filtering box, all adhere all around of first cotton piece and the cotton piece of second has the guard circle.

Preferably, the blower mechanism comprises a micro motor, the output end of the micro motor is sleeved with a fan blade, a support frame is bolted around the micro motor, and one end of the support frame, far away from the micro motor, is bolted with the inner wall of the limiting ring.

Preferably, a pressing frame is bolted to one side, close to the first cotton piece, of the inner portion of the limiting ring, and the pressing frame is tightly attached to the first cotton piece.

Preferably, an isolation net is embedded in one side of the limiting frame, which is far away from the mask body of the gas mask, and the isolation net corresponds to the fan blades.

Preferably, a supporting layer is bonded around the rear side of the respirator body, a protective pad is bonded on the rear side of the supporting layer, and the supporting layer and the protective pad are both made of silica gel.

Preferably, one side of the poison filtering box, which is far away from the limit frame, is communicated with a fixing pipe, the surface of the fixing pipe is in threaded connection with the gas mask body, and the poison filtering box is communicated with the gas mask body through the fixing pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a gas mask cover body, poison filtering box, spacing frame, spacing collar, blast air mechanism and filtering mechanism's setting for this double-deck silica gel gas mask possesses the filtration that can initiatively admit air, also can reduce the advantage of compression filter pulp, has solved present gas mask inlet end and has filtered passively admitting air, needs the person of wearing to breathe in hard, and is tired relatively, and filter pulp needs compressed moreover, leads to the not good problem of filter pulp gas permeability.

Drawings

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

FIG. 2 is a schematic view of the structure of the poison filtering box of the present invention;

FIG. 3 is a partial cross-sectional view of the respirator body of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a respirator body; 2. a poison filtering box; 3. a limiting frame; 4. a limiting ring; 5. a blower mechanism; 51. a micro motor; 52. a fan blade; 53. a support frame; 6. a filtering mechanism; 61. a first cotton sheet; 62. an activated carbon filter layer; 63. a second cotton piece; 64. a guard ring; 7. pressing a frame; 8. an isolation net; 9. a support layer; 10. a protective pad; 11. and fixing the tube.

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. 1-4, a double-layered silica gel respirator includes a respirator body 1, a poison filtering box 2 is communicated with both sides of the respirator body 1, a limiting frame 3 is screwed on one side of the poison filtering box 2 far away from the respirator body 1, a limiting ring 4 is integrally formed inside the limiting frame 3, a blowing mechanism 5 is bolted on the inner wall of the limiting ring 4, a filtering mechanism 6 is placed inside the poison filtering box 2, the filtering mechanism 6 includes a first cotton piece 61, an activated carbon filtering layer 62 and a second cotton piece 63, the first cotton piece 61, the activated carbon filtering layer 62 and the second cotton piece 63 are all placed inside the poison filtering box 2, the activated carbon filtering layer 62 is located between the first cotton piece 61 and the second cotton piece 63, the second cotton piece 63 is located inside the poison filtering box 2 near one side of the respirator body 1, a protective ring 64 is bonded around the first cotton piece 61 and the second cotton piece 63, and the respirator body 1, Filter poison box 2, spacing frame 3, spacing collar 4, blower mechanism 5 and filtering mechanism 6's setting for this double-deck silica gel respirator possesses the filtration that can initiatively admit air, also can reduce the advantage of compression filter pulp, has solved present respirator inlet end and has been the filtration of admitting air passively, needs the person of wearing to breathe in hard, and is tired relatively, and filter pulp needs compressed moreover, leads to the not good problem of filter pulp gas permeability.

In this embodiment, the blower mechanism 5 includes the micro motor 51, the output end of the micro motor 51 is sleeved with the fan blade 52, the support frame 53 is bolted around the micro motor 51, one end of the support frame 53 far away from the micro motor 51 is bolted with the inner wall of the spacing collar 4, the blower mechanism 5 can utilize the fan blade 52 which rotates rapidly to guide air to flow towards the filter mechanism 6, and air is actively provided for a wearer.

In this embodiment, a pressing frame 7 is bolted to one side of the inner portion of the limiting ring 4 close to the first cotton piece 61, the pressing frame 7 is tightly attached to the first cotton piece 61, and the pressing frame 7 can limit the first cotton piece 61, so as to prevent the cotton threads on the first cotton piece 61 from being entangled into the fan blades 52.

In this embodiment, the isolation net 8 is embedded in one side of the limiting frame 3 away from the respirator body 1, the isolation net 8 corresponds to the fan blades 52, and the fan blades 52 can be isolated by the isolation net 8, so that the fan blades 52 are prevented from injuring others.

In this embodiment, all there is supporting layer 9 bonded around the rear side of the respirator body 1, and protective pad 10 is bonded to the rear side of supporting layer 9, and supporting layer 9 and protective pad 10 are made by silica gel, and supporting layer 9 and protective pad 10 can utilize supporting layer 9 to support, and thinner protective pad 10 contacts skin, have solved the poor, easy deformation of individual layer protective pad 10 holding power, the leakproofness is poor and the travelling comfort is poor problem.

In this embodiment, the side intercommunication that the spacing frame 3 was kept away from to canister 2 has fixed pipe 11, and the surface and the respirator cover body 1 threaded connection of fixed pipe 11, canister 2 are through fixed pipe 11 and the respirator cover body 1 intercommunication, and canister 2 can conveniently be dismantled to fixed pipe 11, the routine maintenance of the device of being convenient for.

The working principle is as follows: the second cotton piece 63, the active carbon filter layer 62 and the first cotton piece 61 are sequentially put into the toxin filtering box 2, the limit frame 3 is fixed by rotation, the limit ring 4 directly extrudes, limits and fixes the protection ring 64 around the first cotton piece 61, thus, the protection ring 64 supports and protects the first cotton piece 61 and the second cotton piece 63, reduces the extrusion to the first cotton piece 61 and the second cotton piece 63, ensures the fluffiness and the air permeability of the first cotton piece 61 and the second cotton piece 63, wears the gas mask body 1, starts the micro motor 51, the micro motor 51 drives the fan blades 52 to rotate rapidly, guides the air to the filtering mechanism 6, and after the air guided by the air blowing mechanism 5 is filtered by the first cotton piece 61, the activated carbon filtering layer 62 and the second cotton piece 63, the gas enters the interior of the respirator body 1 and is inhaled by the wearer, and the exhaled gas is discharged through the gas outlet valve at the bottom end of the front side of the respirator body 1.

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. Double-deck silica gel respirator, including the respirator cover body (1), its characterized in that: the respirator is characterized in that both sides of the respirator body (1) are communicated with a poison filtering box (2), one side of the poison filtering box (2) far away from the respirator body (1) is in threaded connection with a limiting frame (3), the inside of the limiting frame (3) is integrally processed with a limiting ring (4), the inner wall of the limiting ring (4) is connected with an air blowing mechanism (5) in a bolting mode, a filtering mechanism (6) is placed in the poison filtering box (2), the filtering mechanism (6) comprises a first cotton sheet (61), an activated carbon filtering layer (62) and a second cotton sheet (63), the first cotton sheet (61), the activated carbon filtering layer (62) and the second cotton sheet (63) are placed in the poison filtering box (2), the activated carbon filtering layer (62) is located between the first cotton sheet (61) and the second cotton sheet (63), the second cotton sheet (63) is located on one side, close to the respirator body (1), in the poison filtering box (2), and protective rings (64) are adhered to the peripheries of the first cotton piece (61) and the second cotton piece (63).

2. The dual-layer silicone respirator of claim 1, wherein: the blower mechanism (5) comprises a micro motor (51), fan blades (52) are sleeved at the output end of the micro motor (51), a support frame (53) is bolted around the micro motor (51), and one end, far away from the micro motor (51), of the support frame (53) is bolted to the inner wall of the limiting ring (4).

3. The dual-layer silicone respirator of claim 1, wherein: one side of the inner part of the limiting ring (4), which is close to the first cotton piece (61), is bolted with a pressing frame (7), and the pressing frame (7) is tightly attached to the first cotton piece (61).

4. The double-layered silica gel respirator according to claim 1 or 2, wherein: an isolation net (8) is embedded in one side, away from the respirator body (1), of the limiting frame (3), and the isolation net (8) corresponds to the fan blades (52).

5. The dual-layer silicone respirator of claim 1, wherein: the mask is characterized in that a supporting layer (9) is bonded around the rear side of the respirator body (1), a protective pad (10) is bonded on the rear side of the supporting layer (9), and the supporting layer (9) and the protective pad (10) are both made of silica gel.

6. The dual-layer silicone respirator of claim 1, wherein: one side of the poison filtering box (2) far away from the limiting frame (3) is communicated with a fixing pipe (11), the surface of the fixing pipe (11) is in threaded connection with the gas mask body (1), and the poison filtering box (2) is communicated with the gas mask body (1) through the fixing pipe (11).