CN220877552U

CN220877552U - Smoke-proof mask

Info

Publication number: CN220877552U
Application number: CN202321199100.2U
Authority: CN
Inventors: 唐丽娜
Original assignee: Baosteel Aerospace Space Technology Zhanjiang Co ltd
Current assignee: Baosteel Aerospace Space Technology Zhanjiang Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2024-05-03
Anticipated expiration: 2033-05-17

Abstract

The utility model provides a smoke mask, and belongs to the technical field of fire-fighting equipment. The smoke mask includes a mask body and a respiratory filter assembly. The face guard body surface is provided with the bandage, the internal thread intra-annular spiro union has the external screw thread pipe, the porous seal lid has been cup jointed on the external screw thread pipe surface, breathe filter component includes first filter layer and active carbon bag, the active carbon bag is located porous seal lid with between the first filter layer, be provided with the second filter layer in the external screw thread pipe. According to the utility model, the mask body is matched with the binding band, so that the mask body is beneficial to the stability of the face of a user, the activated carbon bag, the first filter layer and the second filter layer are matched, the air is beneficial to being purified, the external thread pipe is taken down through the matching of the internal thread ring and the external thread pipe, the second filter layer is beneficial to being detached and replaced, and the activated carbon bag is beneficial to being taken out and replaced through the matching of the porous sealing cover and the external thread pipe.

Description

Smoke-proof mask

Technical Field

The utility model relates to the field of fire-fighting equipment, in particular to a smoke mask.

Background

The smoke mask consists of mask body, eye window, communicator, breathing valve, head belt, etc. and the filtering tank is used to purify toxic air and has smoke filtering layer and absorbent inside, or the two materials may be mixed to form the filtering element.

At present, when the conventional smoke mask is used, people often use the smoke mask through breathing of people and matching of the filter box to advance and filter the smoke mask, after the smoke mask is used or stored for a long time, the filtering effect can be affected, and the smoke mask is inconvenient to replace a filter layer and poor in using effect.

Disclosure of utility model

In order to make up for the defects, the utility model provides a smoke mask, which aims to solve the problems that when the existing smoke mask is used, people often enter and advance through the cooperation of breathing of people and a filter box and air is filtered, the filtering effect is affected after the smoke mask is used or stored for a long time, and the filter layer is inconvenient to replace.

The utility model is realized in the following way:

The utility model provides a smoke mask, which comprises a mask body and a breathing filter assembly.

The face guard body surface mounting has the internal thread ring, just face guard body surface is provided with the bandage, internal thread intra-annular spiro union has the external screw thread pipe, the external screw thread pipe with face guard body intercommunication, just the porous seal lid has been cup jointed on external screw thread pipe surface, breathe filter component includes first filter layer and active carbon bag, first filter layer sets up in the external screw thread pipe, the active carbon bag is located porous seal lid with between the first filter layer, be provided with the second filter layer in the external screw thread pipe.

In one embodiment of the utility model, the straps are provided in at least two, and both ends of the straps are connected to the mask body.

In one embodiment of the utility model, a transparent eye shield is disposed within the mask body.

In one embodiment of the utility model, an elastic stop is mounted in the mask body, the elastic stop being located below the transparent eye shield.

In one embodiment of the utility model, a protective shell is arranged at the top of the mask body, an emergency lamp is arranged on the surface of the mask body, and a lithium battery is arranged in the protective shell and is electrically connected with the emergency lamp.

In one embodiment of the utility model, an antibacterial layer is arranged at the communication position of the mask body and the external thread pipe, and the antibacterial layer is arranged in the mask body.

In one embodiment of the utility model, a fixing ring is installed in the externally threaded pipe, the fixing ring is attached to the second filter layer, and the fixing ring is located between the second filter layer and the first filter layer.

In one embodiment of the utility model, a limiting ring is slidably arranged in the externally threaded tube, the limiting ring is positioned between the antibacterial layer and the second filter layer, and the limiting ring is attached to the second filter layer.

The beneficial effects of the utility model are as follows: according to the smoke mask obtained through the design, when the smoke mask is used, the mask body and the binding belt are matched, so that the face of a user is stable, air-carried dense smoke can enter the external threaded pipe from the porous sealing cover, particles in air can be adsorbed through the matching of the active carbon bag, the first filter layer and the second filter layer, the air can be filtered, the air can be purified, the external threaded pipe is taken down through the matching of the internal threaded ring and the external threaded pipe, the second filter layer is detached and replaced, and the active carbon bag is taken out through the matching of the porous sealing cover and the external threaded pipe, so that the active carbon bag is replaced conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a smoke mask provided by an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a mask body according to an embodiment of the present utility model;

fig. 3 is a cross-sectional view of a respiratory filter assembly and an externally threaded tube connection according to an embodiment of the present utility model.

In the figure: 100-mask body; 110-an internally threaded ring; 120-binding bands; 130-an externally threaded tube; 131-an antimicrobial layer; 140-a porous sealing cover; 150-a transparent eye shield; 160-elastic stop; 170-a protective shell; 171-lithium battery; 180-emergency lamp; 200-a respiratory filtration assembly; 210-a first filter layer; 220-an activated carbon bag; 230-a second filter layer; 240-a fixing ring; 250-limit ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, the present utility model provides a smoke mask comprising a mask body 100 and a respiratory filter assembly 200.

Wherein, the breathing filter assembly 200 is arranged on the surface of the external threaded tube 130 on the surface of the mask body 100, and the external threaded tube 130 and the porous sealing cover 140 are disassembled, so that the parts in the breathing filter assembly 200 can be replaced conveniently.

Referring to fig. 1-2, an internal thread ring 110 is installed on the surface of a mask body 100, a binding band 120 is disposed on the surface of the mask body 100, an external thread tube 130 is screwed in the internal thread ring 110, the external thread tube 130 is communicated with the mask body 100, a porous sealing cover 140 is sleeved on the surface of the external thread tube 130, when in implementation, the mask body 100 is sleeved on the head of a user, the possibility that the mask body 100 falls down is reduced by binding the binding band 120, the binding band 120 is made of elastic material, the external thread tube 130 is screwed with the internal thread ring 110 on the mask body 100, the external thread tube 130 can be detached, parts in the external thread tube 130 are replaced, and the porous sealing cover 140 is sleeved in the external thread tube 130, so that ventilation of air is facilitated, and the possibility that large particle objects enter the internal of the external thread tube 130 is reduced.

In this embodiment, at least two straps 120 are provided, and both ends of the straps 120 are connected to the mask body 100, so that the mask body 100 is stable on the head of the user due to the at least two straps 120; the transparent eyeshade 150 is arranged in the mask body 100, so that when the mask is in practical use, a user can observe the external condition conveniently through the transparent eyeshade 150, and the possibility that the eyes of the user are damaged by the gas generated by fire is reduced.

An elastic stop block 160 is arranged in the mask body 100, the elastic stop block 160 is positioned below the transparent eye mask 150, and when the mask is in specific implementation, the elastic stop block 160 is attached to the face and the nose bridge of a person, so that comfort level during wearing is improved, water vapor blurring at the position of the transparent eye mask 150 is reduced during expiration, and the elastic stop block 160 is made of rubber, silica gel and other materials; the protection shell 170 is installed at the top of the mask body 100, the emergency lamp 180 is installed on the surface of the mask body 100, the lithium battery 171 is arranged in the protection shell 170, the lithium battery 171 is electrically connected with the emergency lamp 180, and when the protection shell 170 is used for protecting the lithium battery 171, the lithium battery 171 supplies power to the emergency lamp 180, so that the possibility that the sight is darker and a user cannot see a road clearly is reduced.

Referring to fig. 1-3, the respiratory filter assembly 200 includes a first filter layer 210 and an activated carbon bag 220, the first filter layer 210 is disposed in an externally threaded tube 130, the activated carbon bag 220 is disposed between a porous sealing cover 140 and the first filter layer 210, a second filter layer 230 is disposed in the externally threaded tube 130, the externally threaded tube 130 can support the first filter layer 210, and in a specific implementation, particulate matters in the air can be adsorbed by the activated carbon bag 220, the first filter layer 210 can be a gas washing layer, an internal adsorbent can adsorb harmful aerosol in the air, the second filter layer 230 is an air purifying layer, an internal ultrafiltration membrane is disposed in the layer, air physical adsorption is performed, adsorbed molecules keep original chemical properties, the activated carbon bag 220 can be taken out by opening the porous sealing cover 140, the possibility of inconvenient disassembly for replacement of the activated carbon bag 220 is reduced, and meanwhile, the possibility of influencing the use effect after use or long-term storage can be reduced by removing the externally threaded tube 130.

In this embodiment, an antibacterial layer 131 is disposed at the connection position between the mask body 100 and the external thread tube 130, the antibacterial layer 131 is disposed in the mask body 100, and in a specific implementation, the antibacterial layer 131 may be made of a flannelette textile fabric containing an antibacterial agent, and is in direct contact with the skin of a user, so as to improve the comfort of the user, and the mask body 100 may support the antibacterial layer 131, so that the antibacterial layer 131 is beneficial to the stability of the device; the fixing ring 240 is installed in the externally threaded pipe 130, the fixing ring 240 is attached to the second filter layer 230, the fixing ring 240 is located between the second filter layer 230 and the first filter layer 210, in the implementation, the fixing ring 240 is installed in the externally threaded pipe 130, the second filter layer 230 is limited through the fixing ring 240, and the possibility that the second filter layer 230 moves in the externally threaded pipe 130 to be in contact with the first filter layer 210 is reduced;

The limiting ring 250 is slidably arranged in the externally threaded tube 130, the limiting ring 250 is located between the antibacterial layer 131 and the second filtering layer 230, the limiting ring 250 is attached to the second filtering layer 230, when the method is implemented, the possibility that the second filtering layer 230 automatically moves in the externally threaded tube 130 is reduced through limitation of the limiting ring 250 and the fixing ring 240, and the limiting ring 250 is taken out, so that the second filtering layer 230 can be detached for replacement.

Specifically, the working principle of the smoke mask is as follows: when the mask body 100 is worn on the face of a user, the mask body 100 is fixed through the binding belt 120, the mask body 100 is stabilized on the face of the user, air-carried dense smoke can enter the externally threaded pipe 130 from the porous sealing cover 140, particulate matters in the air and the dense smoke can be adsorbed through the activated carbon bag 220, the dense smoke is filtered through the first filter layer 210 and the second filter layer 230, the air is purified, the possibility that the air is uncomfortable when the user inhales is reduced, the transparent eyeshade 150 and the emergency lamp 180 are beneficial to the user to know the external condition, the skin of the user can be in direct contact with the elastic stop 160 and the antibacterial layer 131, the comfort level is improved, the externally threaded pipe 130 is removed from the internally threaded ring 110 after the use is finished, the limiting ring 250 in the externally threaded pipe 130 is removed, the second filter layer 230 is removed, the porous sealing cover 140 is removed from the externally threaded pipe 130, the activated carbon bag 220 is taken out, and the activated carbon bag 220 is replaced conveniently.

It should be noted that, specific model specifications of the lithium battery 171 and the emergency lamp 180 need to be determined by selecting a model according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the art, so detailed description is omitted.

The power supply of the lithium battery 171 and the emergency lamp 180 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A smoke mask comprising

The mask comprises a mask body (100), wherein an internal thread ring (110) is arranged on the surface of the mask body (100), a binding belt (120) is arranged on the surface of the mask body (100), an external thread pipe (130) is connected in the internal thread ring (110) in a threaded manner, the external thread pipe (130) is communicated with the mask body (100), and a porous sealing cover (140) is sleeved on the surface of the external thread pipe (130);

Breathe filter assembly (200), breathe filter assembly (200) include first filter layer (210) and active carbon bag (220), first filter layer (210) set up in external screw thread pipe (130), active carbon bag (220) are located porous seal lid (140) with between first filter layer (210), be provided with second filter layer (230) in external screw thread pipe (130).

2. A smoke mask according to claim 1, wherein at least two straps (120) are provided, and wherein both ends of the straps (120) are connected to the mask body (100).

3. A smoke mask according to claim 1, characterized in that a transparent eye shield (150) is provided in the mask body (100).

4. A smoke mask according to claim 3, characterized in that an elastic stop (160) is mounted in the mask body (100), said elastic stop (160) being located below the transparent eye shield (150).

5. The smoke mask according to claim 1, wherein a protective housing (170) is mounted on top of the mask body (100), an emergency lamp (180) is mounted on the surface of the mask body (100), a lithium battery (171) is arranged in the protective housing (170), and the lithium battery (171) is electrically connected with the emergency lamp (180).

6. A smoke mask according to claim 1, characterized in that the connection between the mask body (100) and the externally threaded tube (130) is provided with an antimicrobial layer (131), said antimicrobial layer (131) being arranged in the mask body (100).

7. A smoke mask according to claim 1, wherein a fixing ring (240) is mounted in the externally threaded tube (130), the fixing ring (240) is attached to the second filter layer (230), and the fixing ring (240) is located between the second filter layer (230) and the first filter layer (210).

8. A smoke mask according to claim 6, characterised in that a stop collar (250) is slidably arranged in the externally threaded tube (130), that the stop collar (250) is located between the antibacterial layer (131) and the second filter layer (230), and that the stop collar (250) is in abutment with the second filter layer (230).