CN211962833U

CN211962833U - Air filtering structure of gas mask

Info

Publication number: CN211962833U
Application number: CN202020499236.5U
Authority: CN
Inventors: 芮力君
Original assignee: Affiliated Hospital of Jiangnan University
Current assignee: Affiliated Hospital of Jiangsu University; Affiliated Hospital of Jiangnan University
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-11-20
Anticipated expiration: 2030-04-08

Abstract

The utility model provides an air filtering structure of gas mask, includes the cover body, the both sides of the cover body are connected with the gauze mask area, the cover body includes inner face and outside, the one end of inner face and the one end fixed connection of outside, the other end and the both sides of inner face and the other end and the both sides of outside are through the zip fastener detachable connection, the internal surface fixed of inner face is equipped with the button, the utility model discloses the cover body includes inner face and outside, and the both sides and the one end of inner face and outside are connected through the zip fastener, conveniently change the intermediate level, and be convenient for clear up the internal surface of the cover body, and the gauze mask area includes two elastic cords, can tie up into different length according to user's face type with the gauze mask area, and the side of inner face and outside all is equipped with the zip fastener flange, and the zip fastener flange can shelter from the zip fastener, can be, preventing the zipper from scratching or directly pressing the face of the user.

Description

Air filtering structure of gas mask

Technical Field

The utility model belongs to the technical field of the medical treatment technique and specifically relates to an air filtration of gas mask is related to.

Background

There are many types of gas masks, which are generally classified into two categories according to their structures and working principles: the working principle of the air filtering type mask is that air containing harmful substances is filtered and evolved by a filter material of the mask and then inhaled by a person. The utility model relates to a simple respirator with replaceable middle layer, which comprises a mask body and a mask belt, wherein the mask body comprises an inner layer fiber cloth layer and an outer layer fiber cloth layer, the middle layer is a bag-shaped body made of gauze and is internally provided with active carbon wrapped by gauze, when in use, the middle layer can be replaced at any time through a hidden zipper opening at one side of the mask body, but because the mask body is not provided with a fixed structure, the middle layer is easy to distort in the mask body, the part of the mask body can not be covered by the middle layer, thereby influencing the use effect of the respirator, and the mask body is internally provided with an interlayer, although the middle layer can be replaced, the inner surface of the interlayer is inconvenient to clean and sterilize, and therefore, an air filtering structure of the gas mask is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

To overcome the above problems, the present invention provides an air filtration structure of a gas mask to solve the above problems.

In order to achieve the above object, the utility model relates to an air filtering structure of gas mask, the rain cover comprises a cover body, the both sides of the cover body are connected with the gauze mask area, the cover body includes inner face and outside, the one end of inner face and the one end fixed connection of outside, the other end and the both sides of inner face can be dismantled with the other end and the both sides of outside through the zip fastener and be connected, the internal surface fixing of inner face is equipped with the button, can dismantle on the button and be connected with the intermediate level.

Preferably, the number of the mask belts is two, the two sets of mask belts are respectively arranged on two sides of the mask body, each set of mask belt comprises two elastic belts, and one ends of the elastic belts are fixedly connected with the mask body.

Preferably, the number of the buttons is two, and the buttons are respectively arranged at four corners of the inner surface.

Preferably, the inner surface and the outer surface are provided with zipper flanges.

Has the advantages that:

1. the cover body of the utility model comprises an inner surface and an outer surface, wherein, the two sides and one end of the inner surface and the outer surface are connected by a zipper, which is convenient for replacing the middle layer and cleaning the inner surface of the cover body;

2. the utility model of the mask belt comprises two elastic bands, which can be tied into different lengths according to the face shape of the user;

3. the utility model discloses the side of the inner face of gauze mask and outside all is equipped with the zip fastener flange, and the zip fastener flange can shelter from the zip fastener, can prevent again to separate zip fastener and user's face in order to improve the aesthetic property, prevents that the zip fastener from scraping or directly oppresses user's face.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a cover body; 2. a mask band; 3. an inner face; 4. an outer face; 5. a zipper; 6. a button; 7. an intermediate layer; 8. elastic bands; 9. a zipper flange.

Detailed Description

The following describes the present invention in further detail with reference to fig. 1.

Given by figure 1, the utility model relates to an air filtration structure of gas mask, including the cover body 1, the both sides of the cover body 1 are connected with the gauze mask area 2, the cover body 1 includes inner face 3 and outside 4, the one end of inner face 3 and the one end fixed connection of outside 4, the other end and the both sides of inner face 3 can be dismantled through zip fastener 5 with the other end and the both sides of outside 4 and be connected, the internal surface fixing of inner face 3 is equipped with button 6, can dismantle on the button 6 and be connected with intermediate level 7, be equipped with intermediate level 7 in the cover body 1, can change intermediate level 7, the zip fastener 5 is passed through to

inner face

3 and 4 both sides of outside and one end and is connected, conveniently change intermediate level 7, and be convenient for clear up the.

The gauze mask area 2 quantity is two sets of, and two sets of gauze mask areas 2 set up respectively in the both sides of the cover body 1, and every gauze mask area 2 of group all includes two elastic cords 8, the one end of elastic cord 8 and the 1 fixed connection of the cover body, and gauze mask area 2 includes two elastic cords 8, can tie up into different length with gauze mask area 2 according to user's face type.

The number of the buttons 6 is 4, and the 4 buttons 6 are respectively arranged at four corners of the inner surface 3.

The side of inner face 3 and outside 4 all is equipped with zip fastener flange 9, zip fastener flange 9 is with

inner face

3 and 4 integrated into one piece's of outside structure, after inner face 3 and outside 4 are connected, zip fastener flange 9 can shelter from zip fastener 5, can be with improving the aesthetic property, can prevent to separate zip fastener 5 and user's face again, prevent that zip fastener 5 from scraping or direct oppression user's face (need wear the gauze mask for a long time in special period, many medical personnel's face is because of the extrusion of gauze mask and local congestion).

The working principle is as follows: the utility model discloses the cover body 1 includes inner face 3 and outside 4, the zip fastener 5 is passed through to the both sides and the one end of inner face 3 and outside 4 and is connected, conveniently change intermediate layer 7, and be convenient for clear up the internal surface of the cover body 1, gauze mask area 2 includes two elastic cords 8, can tie up into different length with gauze mask area 2 according to user's face type, the side of inner face 3 and outside 4 all is equipped with zip fastener flange 9, zip fastener flange 9 can shelter from zip fastener 5, can be in order to improve the aesthetic property, can prevent again to separate zip fastener 5 and user's face, prevent that zip fastener 5 from scraping or directly oppress user's face.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an air filter structure of gas mask, includes the cover body (1), the both sides of the cover body (1) are connected with gauze mask area (2), a serial communication port, the cover body (1) includes inner face (3) and outside (4), the one end of inner face (3) and the one end fixed connection of outside (4), the other end and the both sides of inner face (3) can be dismantled with the other end and the both sides of outside (4) through zip fastener (5) and be connected, the internal surface fixation of inner face (3) is equipped with button (6), can dismantle on button (6) and be connected with intermediate level (7).

2. The air filtering structure of the respirator according to claim 1, wherein the number of the mask strips (2) is two, the two sets of the mask strips (2) are respectively arranged on both sides of the mask body (1), and each set of the mask strips (2) comprises two elastic bands (8), one end of each elastic band (8) is fixedly connected with the mask body (1).

3. The air filtering structure of the respirator according to claim 1, wherein the number of the buttons (6) is 4, and 4 buttons (6) are respectively arranged at four corners of the inner surface of the inner face (3).

4. The air filtering structure of a respirator according to claim 1, wherein the inner face (3) and the outer face (4) are provided with zipper flanges (9) on their sides.