CN212395648U

CN212395648U - Protective mask

Info

Publication number: CN212395648U
Application number: CN202020604461.0U
Authority: CN
Inventors: 刘召云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-01-26
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a protective mask, which comprises a mask body, a fixing component, a sealing component, an air filter, a guide pipe and a one-way valve, wherein the mask body is arc-shaped, and the inner side surface of the mask body faces to the face of a human body; the fixing component is arranged at the top of the cover body; the mask body is arranged on the inner side surface of the mask body and is circumferentially arranged along the edge of the mask body, and when the mask body is arranged on the face, the mask body can seal the face; the air filter is arranged on the sealing assembly, one end of the air filter is communicated with the outside, the other end of the air filter is communicated with the cavity formed by the cover body and the face, and the air filter can suck outside air into the cavity after filtering, disinfecting and temperature adjusting; the check valve sets up the tip at air cleaner, communicates with air cleaner to extend to in the cavity, and set up towards cover body direction slope, the check valve sets up on the face guard, and the air in the cavity can outwards be discharged through the check valve. The protective mask can effectively prevent infection and fog in the mask body, and can solve uncomfortable feeling and trouble caused by wearing a mask or goggles.

Description

Protective mask

Technical Field

The utility model relates to a protective mask.

Background

In daily life, when people discover that there is the patient of infectious disease on one's side, in order to prevent cross infection, people often protect through wearing gauze mask or goggles, in order to reach the safeguard effect, people often need hug closely gauze mask or goggles at facial skin, though sealed respond well like this, but can increase the uncomfortable sensation of the person of wearing, simultaneously, at the user who wears glasses to eyes myopia, at the in-process of wearing gauze mask, can have following problem: 1. the exhaled hot air can flow into the space between the glasses and the face along the mask, so that the glasses lenses are fogged, and the vision is blurred; 2. when the goggles are worn after the glasses are worn, the goggles can be worn unstably, and the protection effect is further influenced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a protective mask which can effectively prevent infection and internal fogging of the mask and can solve uncomfortable feeling and trouble caused by wearing a mask or goggles.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a protective mask comprising:

a cover body; the mask body is arc-shaped, and the inner side surface of the mask body faces the face of a human body;

the fixing component is arranged at the top of the cover body;

the sealing assembly is arranged on the inner side surface of the cover body and is circumferentially arranged along the edge of the cover body, and when the cover body is covered on the face, the sealing assembly can seal the face; and

the air filter is arranged on the sealing assembly, one end of the air filter is communicated with the outside, the other end of the air filter is communicated with a cavity formed by the cover body and the face, and the air filter can suck outside air, and discharge the outside air into the cavity after filtering, disinfecting and temperature adjusting;

a guide tube disposed at an end of the air filter, communicating with the air filter, extending into the cavity, and inclined toward the cover body, and

the one-way valve is arranged on the mask, and air in the cavity can be discharged outwards through the one-way valve.

Further, fixed subassembly includes two splint and first elastic cord, two splint can be pivoted and the symmetry articulate in the both sides on cover body top, two splint are kept away from the tip of the cover body all is provided with first elastic cord.

Further, the seal assembly comprises an air-tight cushion layer and a film layer, the air-tight cushion layer is arranged on the inner side surface of the cover body and extends from the top end of the cover body along the left side and the right side of the edge of the cover body, one side edge of the film layer is arranged on the inner side surface of the cover body and extends from the bottom end of the cover body along the left side and the right side of the edge of the cover body until the bottom end of the cover body is connected with the air-tight cushion layer, and a second elastic band is arranged on the other side edge of the.

Further, the air filter comprises a shell, an air suction pump and a filtering component, the shell is closed, an air inlet and an air outlet are respectively formed in opposite side walls of the shell, the air inlet is communicated with the outside, the air outlet is communicated with the cavity, and the air suction pump is arranged in the shell; the air inlet end of the air pump is communicated with the air inlet, the air outlet end of the air pump is communicated with the filtering component, and the filtering component is communicated with the air outlet.

Furthermore, the filtering component comprises filtering cotton, an air inlet pipe, a plurality of disinfection bottles which are connected in series, an air outlet pipe and a temperature regulator, wherein the filtering cotton is arranged on the air inlet, one end of the air inlet pipe is communicated with the air inlet, and the other end of the air inlet pipe is communicated with a first disinfection bottle of the plurality of disinfection bottles which are connected in series; the last of the plurality of disinfection bottles which are connected in series is connected with the air outlet pipe, the other end of the air outlet pipe is communicated with the air outlet, the temperature regulator is arranged in the air outlet pipe, and the guide pipe is communicated with the air outlet.

Further, the helmet also comprises a head lamp, wherein the head lamp is arranged on the outer side face of the face mask and close to the top of the face mask.

The utility model has the advantages that:

the protective mask comprises a mask body, a fixing component, a sealing component, an air filter, a guide pipe and a one-way valve; the fixing component is used for fixing the whole mask; the cover body, the fixing component and the sealing component form a closed space to prevent external dust or unsterilized air from flowing into the cavity; the air filter can suck in outside air, and the outside air is discharged into the guide pipe after being filtered, disinfected and adjusted in temperature; the guide pipe blows the air entering the cavity to the mask body, so that the mask can be prevented from fogging. Exhaled air is then exhausted through the one-way valve. Through the device, the dustproof and anti-infection effects can be achieved, meanwhile, the troubles of fogging in the mask body and wearing the mask and goggles can be reduced, and then in the mask, a user can wear glasses at will, so that the comfort level of the user is improved.

Drawings

Fig. 1 is a schematic structural view of a protective mask of the present invention;

FIG. 2 is a schematic structural view of another angle of the face shield of the present invention;

FIG. 3 is a schematic structural view of an air filter in a face shield according to the present invention;

FIG. 4 is a schematic structural view of a guiding tube in a protective mask according to the present invention;

reference numerals: 100-cover body, 200-fixing component, 210-clamping plate, 220-first elastic band, 300-sealing component, 310-air-tight cushion layer, 320-film layer, 400-air filter, 410-outer shell, 411-air inlet, 412-air outlet, 420-air pump, 430-filtering component, 431-filter cotton, 432-air inlet pipe, 433-disinfection bottle, 434-air outlet pipe, 435-temperature regulator, 500-guide pipe, 600-one-way valve and 700-headlamp.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 4, the present embodiment provides a protective mask, which comprises a mask body 100, a fixing member 200, a sealing member 400, an air filter 400, a guide tube 500 and a one-way valve 600, and is worn on the face of a human body for preventing dust and providing filtered, sterilized and tempered air to the human body for breathing, while reducing the trouble of wearing a mask and goggles.

Referring to fig. 1 and 2, in particular, the mask body 100 has an arc shape, and the inner side surface of the mask body 100 faces the face of the human body. The mask may be selected from a transparent plastic sheet having a hardness. The fixing member 200 is provided on the top of the cover 100 for holding and fixing the cover 100 to the head of a human body. In this embodiment, the fixing assembly 200 includes two clamping plates 210, and the two clamping plates 210 are rotatably and symmetrically hinged at both sides of the top end of the cover 100. The ends of the two clamping plates 210 far away from the cover body 100 are provided with first elastic bands 220. When in use, the mask is firstly clamped on the head of a human body through the two clamping plates 210 and then mutually fixed on the head through the two elastic bands. The elastic band can provide certain buffer memory degree, can fix the face guard, can increase user's comfort level again.

With continued reference to fig. 1 and 2, the sealing assembly 400 is disposed on an inner side of the mask body 100 and is disposed along a circumferential edge of the mask body 100 to seal the face when the mask body 100 is disposed on the face. Specifically, the seal assembly 400 includes an air impermeable cushion layer 310 and a film layer 320. An air impermeable cushion 310 is provided on the inside of the shell 100 and extends from the top of the shell 100 left and right along the edges of the shell 100. The film layer 320 is air-impermeable, one side edge of the film layer 320 is arranged on the inner side surface of the cover body 100 and extends from the bottom end of the cover body 100 along the edge of the cover body 100 left and right until the film layer is connected with the air-impermeable soft cushion layer 310, and the other side edge of the film layer 320 is provided with a second elastic band. When the mask is fixed on the head, the airtight cushion layer 310 is tightly attached to the forehead and temples on both sides, and then the second elastic band is pulled to be sleeved on the chin and cheeks, so that the sealing assembly 400 can be fixed on the face, and the sealing assembly 400, the mask body 100 and the face of the human body are combined into a closed cavity for air circulation.

Referring to fig. 1 and 3, the air filter 400 is disposed on the sealing assembly 400, and one end of the air filter 400 is communicated with the outside and the other end is communicated with the mask body 100 and the cavity formed by the face. The air filter 400 can take in the external air, and discharge the external air into the cavity after filtering, sterilizing and temperature adjusting. Specifically, air filter 400 includes a housing 410, a suction pump 420, and a filter assembly 430. The housing 410 is closed. The opposite side walls of the housing 410 are respectively opened with an air inlet 411 and an air outlet 412. The intake port 411 communicates with the outside. The gas outlet 412 communicates with the cavity. The suction pump 420 is disposed within the enclosure 410; the air inlet of the air pump 420 is connected to the air inlet 411, the air outlet of the air pump 420 is connected to the filter assembly 430, and the filter assembly 430 is connected to the air outlet 412. When the mask is used, the mask is worn well, the air pump 420 is started, air enters the filter assembly 430 under the action of the air pump 420, is filtered, sterilized and temperature-adjusted by the filter assembly 430 and then is discharged to the cavity for the human body to breathe, and the breathed air is finally discharged through the one-way valve 600.

Referring to fig. 3, the filter assembly 430 includes a filter pad 431, an air inlet pipe 432, a plurality of sterilization bottles 433 connected in series with each other, an air outlet pipe 434, and a temperature regulator 435. The filter cotton 431 is arranged on the air inlet 411, and the filter cotton 431 is the air filter cotton 431 and can filter a large amount of dust particles in the air. In specific implementation, synthetic fiber filter cotton, non-woven fabric filter cotton or glass fiber filter cotton can be selected. One end of the air inlet pipe 432 is communicated with the air inlet 411, and the other end is communicated with a first disinfection bottle 433 of a plurality of disinfection bottles 433 which are connected in series. The last sterilization bottle 433 of the sterilization bottles 433 connected in series is connected with an air outlet pipe 434. The other end of the outlet pipe 434 communicates with the outlet 412. The air from the air pump 420 is sterilized by a plurality of serially connected sterilizing bottles 433 and then discharged. In this embodiment. The number of the disinfection bottles 433 is at least two, and disinfectants are arranged in the front several disinfection bottles 433. If 84 disinfectant or anion disinfectant is selected, the entering gas is filtered and disinfected, and active carbon or water can be placed in the last containing bottle 420 for removing peculiar smell of the disinfected gas. A temperature regulator 435 is disposed within the outlet duct 434. The temperature regulator 435 is used to adjust the temperature of the air, such as in winter, and when the air temperature is too low, the temperature can be adjusted to be high, thereby increasing the comfort of the human body. The temperature regulator 435 can be selected from an XH-W3001 digital temperature controller produced by Shenzhen, Square electronic technology or other miniature temperature regulators 435.

Referring to fig. 4, the guide tube 500 is disposed at an end of the air filter 400, is communicated with the air outlet tube 434, extends into the cavity, and is inclined toward the cover body 100. The guide tube 500 blows air that enters the cavity into the mask body 100 to prevent fogging of the mask. Check valve 600 the check valve 600 is provided on the mask, and air in the cavity can be discharged outward through the check valve 600, but external air cannot enter the cavity through the check valve 600. The check valve 600 may be selected from the check valves 600 on existing masks.

In this embodiment, a headlight 700 is also included. The headlamp 700 is positioned on the outside of the mask near the top of the mask. In a dark place, the user may turn on the headlight 700 to illuminate.

The specific use mode of the protective mask is as follows:

when in use, the mask body 100 is fixed on the head by the two clamping plates 210 and the two first elastic bands 220 of the fixing component 200, the air-tight cushion layer 310 is tightly attached to the forehead and the temple, the second elastic band is pulled, the second elastic band is sleeved on the chin and the cheek parts on the two sides, the whole mask can be fixed, and a closed space is formed between the mask and the face; then, the air pump 420 of the air filter 400 is started, and finally the air is blown into the closed space from the guide pipe 500 for the human body to breathe through the filter cotton 431, the air inlet pipe 432, the plurality of disinfection bottles 433 connected in series, the temperature regulator 435 and the air outlet pipe 434; exhaled air is exhausted through the one-way valve 600;

the face shield comprises a shield body 100, a fixing assembly 200, a sealing assembly 400, an air filter 400, a guide pipe 500 and a one-way valve 600. The fastening assembly 200 is used to fasten the entire mask. The housing 100, the fixing member 200 and the sealing member 400 form a closed space to prevent external dust or air that has not been sterilized from flowing into the cavity. The filter cotton 431 can filter a large amount of dust particles in the air. A plurality of sterilization bottles 433 connected in series sterilize, and deodorize the air. The temperature regulator 435 may regulate the temperature of the air. The guide tube 500 blows air entering the cavity between the mask body 100 and prevents fogging of the mask. Exhaled air is then exhausted through the one-way valve 600. Through this device, can play dustproof and infection-preventing's effect, simultaneously, reducible covering internal fog and the trouble of reducing wearing gauze mask and goggles, then in this face guard, the user can be at will wear glasses, and then improves user's comfort level.

Finally, it should be noted that: the basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A protective mask, comprising:

the fixing component is arranged at the top of the cover body;

the air filter is arranged on the sealing assembly, one end of the air filter is communicated with the outside, the other end of the air filter is communicated with a cavity formed by the cover body and the face, and the air filter can suck outside air, and the outside air is input into the cavity after being filtered, disinfected and temperature-adjusted;

2. A face shield according to claim 1, wherein: the fixed subassembly includes two splint and first elastic cord, two splint can be pivoted and the symmetry articulate in the both sides on cover body top, two splint are kept away from the tip of the cover body all is provided with first elastic cord.

3. A face shield according to claim 1, wherein: the sealing assembly comprises an airtight cushion layer and a film layer, the airtight cushion layer is arranged on the inner side face of the cover body and extends from the top end of the cover body along the left side and the right side of the edge of the cover body, one side edge of the film layer is arranged on the inner side face of the cover body and extends from the bottom end of the cover body along the left side and the right side of the edge of the cover body until the bottom end of the cover body is connected with the airtight cushion layer, and a second elastic band is arranged on the other side edge of the film layer.

4. A face shield according to claim 1, wherein: the air filter comprises a shell, an air suction pump and a filter assembly, the shell is closed, an air inlet and an air outlet are respectively formed in the opposite side walls of the shell, the air inlet is communicated with the outside, the air outlet is communicated with the cavity, and the air suction pump is arranged in the shell; the air inlet end of the air pump is communicated with the air inlet, the air outlet end of the air pump is communicated with the filtering component, and the filtering component is communicated with the air outlet.

5. A face shield according to claim 4, wherein: the filter assembly comprises filter cotton, an air inlet pipe, a plurality of disinfection bottles which are connected in series, an air outlet pipe and a temperature regulator, wherein the filter cotton is arranged on the air inlet; the last of the plurality of disinfection bottles which are connected in series is connected with the air outlet pipe, the other end of the air outlet pipe is communicated with the air outlet, the temperature regulator is arranged in the air outlet pipe, and the guide pipe is communicated with the air outlet.

6. A face shield according to any one of claims 1-5, wherein: the head lamp is arranged on the outer side face of the face mask and close to the top of the face mask.