CN210329448U

CN210329448U - Breather valve and mask using breather valve

Info

Publication number: CN210329448U
Application number: CN201920688738.XU
Authority: CN
Inventors: 柰芳; 张海涛
Original assignee: Shanghai Tianjian Dikun Prot Science & Technology Co ltd
Current assignee: Shanghai Tianjian Dikun Prot Science & Technology Co ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-04-17
Anticipated expiration: 2029-05-14

Abstract

The utility model relates to the technical field of dustproof tools, and discloses a breather valve and a respirator applying the breather valve, which solve the technical problem that the breathing sheet of the prior respirator is easy to break and damage, and comprises a bottom plate and a cover shell, wherein the bottom plate is provided with an exhalation port, the cover shell is provided with an air outlet, the cover shell is arranged on the bottom plate and covers the exhalation port, and one side of the exhalation port, which is close to the cover shell, is provided with an exhalation sheet; the central part of the expiration piece is provided with a reinforcing part with the thickness larger than that of the edge part of the expiration piece, and the expiration piece is fixed on the expiration port through the reinforcing part. According to above technical scheme, through set up the rib in the central part of exhaling the piece to the folding endurance of piece central part is exhaled in the reinforcing, thereby reaches the purpose of the life of extension gauze mask.

Description

Breather valve and mask using breather valve

Technical Field

The utility model relates to a dustproof apparatus technical field, more specifically say, it relates to a breather valve and use gauze mask of this breather valve.

Background

The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like. The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like.

The existing expiration piece is mainly in a shape of a circular slice, and when a wearer exhales outwards, the edge part of the expiration piece is opened to form an air outlet. At the moment, the stress of the circle center part of the expiration piece is increased, and when expiration is finished, the expiration piece is restored to the original state, and the stress of the circle center part is reduced.

In the practical application process of the expiration piece, as people can always be in inspiration and expiration states when wearing the mask to breathe, the expiration piece is opened and closed and is circularly bent. For a long time, the exhalation sheet is easy to break and fall off, so that the mask cannot be used. Thus, the mask has a short life span and is improved.

SUMMERY OF THE UTILITY MODEL

The technical problem of the piece easy breakage damage of exhaling to the gauze mask that proposes in the background art, the utility model discloses a first purpose aims at providing a breather valve, sets up the rib through the central part at the piece of exhaling to the resistant degree of rolling over of piece central part is exhaled in the reinforcing, thereby reaches the purpose of the life of extension gauze mask.

In order to achieve the first objective, the utility model provides a following technical scheme:

a breather valve comprises a bottom plate and a cover shell, wherein an exhalation port is formed in the bottom plate, an air outlet hole is formed in the cover shell, the cover shell is installed on the bottom plate to cover the exhalation port, and an exhalation sheet is arranged on one side, close to the cover shell, of the exhalation port;

the central part of the expiration piece is provided with a reinforced part with the thickness larger than that of the edge part of the expiration piece, and the expiration piece is fixed on the expiration port through the reinforced part.

Through above-mentioned technical scheme, will exhale the piece and install on exhaling the mouth, set up the rib at the central point of exhaling the piece, the thickness of rib is greater than the thickness of exhaling piece edge part for the marginal point of exhaling the piece is convenient for open the gas outlet, makes the central point of exhaling the piece be difficult for breaking, when keeping convenient opening the gas outlet, with the resistant degree of reinforcing piece central point, thereby reaches the purpose that prolongs the life of gauze mask.

The utility model discloses further set up to: the expiration piece is in the shape of a circular sheet, and the reinforcing part is a circular sheet with the thickness larger than that of the edge of the expiration piece.

Through above-mentioned technical scheme, it is circular shape to set up the piece of exhaling for when exhaling, the edge part that gas can be even from the piece of exhaling will exhale the piece and open formation gas outlet, thereby make to give vent to anger more convenient.

The utility model discloses further set up to: the reinforcing part is set to be a plurality of circular sheets with different diameters and different thicknesses.

Through above-mentioned technical scheme, set up the reinforcing part and constitute for a plurality of discs of thickness difference, consequently for when the reinforcing part can play the reinforcing action, minimize the influence of reinforcing part to opening the gas outlet.

The utility model discloses further set up to: the central position of the expiration mouth is provided with a mounting column, the central position of the expiration piece is provided with a mounting hole, and the mounting column is inserted in the mounting hole so as to install the expiration piece on the expiration mouth.

Through the technical scheme, the expiration piece is conveniently installed on the expiration port, so that the installation column and the installation hole are arranged, the installation column is inserted into the installation hole, the expiration piece is installed on the expiration port, and the aim of detachable installation is fulfilled.

The utility model discloses further set up to: the bottom plate is provided with a protruding frame, and the cover shell is sleeved on the protruding frame so as to be installed on the bottom plate.

Through above-mentioned technical scheme, set up the lid shell cover and establish on protruding frame to install the lid shell on the bottom plate, thereby realized with lid shell demountable installation on the bottom plate, be convenient for to the change of inside exhaling piece and arrange the ash clean.

The utility model discloses further set up to: the air outlet is arranged at the bottom of the peripheral side of the cover shell.

Through above-mentioned technical scheme, set up the venthole and set up in the bottom of lid shell to the gas of exhalation is discharged from the bottom of face, avoids the gas circulation of exhalation to human eye position. Especially, when wearing glasses, the exhaled air easily causes the glasses to be atomized, which affects the eyesight of the operators.

The utility model discloses the second purpose aims at providing a gauze mask, through installing foretell breather valve on the gauze mask body, prolongs the life of breather valve to reach the purpose of the life of extension gauze mask.

In order to achieve the second objective, the present invention provides the following technical solution:

a mask comprises a mask body (01) and a wearing belt (02), wherein any one of the breather valves is arranged on the mask body (01).

Through above-mentioned technical scheme, through installing foretell breather valve on the gauze mask body, the life of extension breather valve to reach the life's of extension gauze mask purpose.

The utility model discloses further set up to: the mask body is provided with a shaping strip, and the shaping strip is fixed on the part, matched with the nose part of the face of a person, of the mask body.

Through above-mentioned technical scheme, set up the design strip, the design strip can fix a position the shape of gauze mask body for the gauze mask body is close to with people's face nose portion shape, improves the leakproofness of gauze mask when wearing, improves dustproof effect.

To sum up, the utility model discloses following beneficial effect has:

(1) the central part of the exhalation sheet is provided with the reinforcing part to enhance the folding endurance of the central part of the exhalation sheet, thereby achieving the purpose of prolonging the service life of the mask;

(2) the reinforcing part is formed by a plurality of wafers with different thicknesses, so that the reinforcing part can play a reinforcing role, and the influence of the reinforcing part on the opening of the air outlet is reduced as much as possible;

(3) set up in the bottom of lid shell through setting up the venthole to the gas of exhalation is discharged from the bottom of face, avoids the gas circulation of exhalation to human eye position. Especially, when wearing glasses, the exhaled air easily causes the glasses to be atomized, which affects the eyesight of the operators.

Drawings

FIG. 1 is a schematic three-dimensional structure of a breather valve;

FIG. 2 is a schematic view of a split structure of the breather valve;

FIG. 3 is a three-dimensional structure diagram of the exhalation sheet showing the location of the mounting holes;

fig. 4 is a schematic view of the overall structure of a mask to which a breather valve is applied.

Reference numerals: 01. a mask body; 02. wearing a belt; 03. shaping strips; 1. a base plate; 11. a raised frame; 2. a cover shell; 3. an exhalation port; 31. mounting a column; 4. an air outlet; 5. an expiration sheet; 51. a reinforcing portion; 52. and (7) installing holes.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

A mask, as can be seen from figure 1, comprises a mask body 01 and a wearing belt 02, wherein a shaping strip 03 is arranged on the mask body 01, the shaping strip 03 is fixed on the mask body 01, and the shaping strip 03 is positioned on a part matched with the nose part of a human face. The user presses design strip 03 when wearing the gauze mask for the laminating is inseparable between gauze mask body 01 and the nasal part, so that gauze mask body 01's leakproofness is better, improves dustproof effect.

As can be seen from fig. 1 and 4, the mask body 01 is further provided with a breather valve. The breather valve is composed of a bottom plate 1 and a cover shell 2, wherein the bottom plate 1 is fixed on the mask body 01. As can be seen from fig. 1 and 2, the bottom plate 1 is provided with an exhalation port 3, the exhalation port 3 is communicated with the inside of the mask body 01, and the cover shell 2 is mounted on the bottom plate 1 to cover the exhalation port 3. Moreover, the cover shell 2 is provided with an air outlet 4, so that the air is exhaled through the exhalation port 3 and is exhaled out of the mask through the air outlet 4. Wherein, the air outlet 4 is arranged at the bottom position of the peripheral side of the cover shell 2.

One side of the expiration opening 3 close to the cover shell 2 is provided with a circular sheet-shaped expiration sheet 5, the central part of the expiration sheet 5 is provided with a reinforcing part 51 with the thickness larger than the edge part of the expiration sheet, and the expiration sheet 5 is fixed on the expiration opening 3 through the reinforcing part 51. The reinforcing part 51 is a circular plate with a thickness larger than the thickness of the edge of the exhalation sheet 5, and the reinforcing part 51 is set to be a plurality of circular plates with different diameters and different thicknesses.

As can be seen from fig. 2 and 3, in order to facilitate the detachable installation of the exhalation sheet 5 on the exhalation port 3, the installation column 31 is disposed at the center of the exhalation port 3, the installation hole 52 is disposed at the center of the exhalation sheet 5, and the installation column 31 is inserted into the installation hole 52, so as to install the exhalation sheet 5 on the exhalation port 3.

In order to conveniently and detachably mount the cover shell 2 on the base plate 1, the base plate 1 is provided with a protruding frame 11, and the cover shell 2 is sleeved on the protruding frame 11 so as to mount the cover shell 2 on the base plate 1.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A breather valve is characterized by comprising a bottom plate (1) and a cover shell (2), wherein an exhalation port (3) is formed in the bottom plate (1), an air outlet hole (4) is formed in the cover shell (2), the cover shell (2) is installed on the bottom plate (1) to cover the exhalation port (3), and an exhalation sheet (5) is arranged on one side, close to the cover shell (2), of the exhalation port (3);

the central part of the expiration piece (5) is provided with a reinforcing part (51) with the thickness larger than that of the edge part of the expiration piece, and the expiration piece (5) is fixed on the expiration port (3) through the reinforcing part (51).

2. A respiratory valve as claimed in claim 1, wherein: the expiration piece (5) is in a shape of a circular disc, and the reinforcing part (51) is a circular disc with the thickness larger than that of the edge of the expiration piece (5).

3. A respiratory valve as claimed in claim 2, wherein: the reinforcing part (51) is provided with a plurality of round sheets with different diameters and different thicknesses.

4. A respiratory valve as claimed in claim 1, wherein: the central position of exhaling mouth (3) is provided with mounting post (31), the central position of exhaling piece (5) is equipped with mounting hole (52), mounting post (31) peg graft in mounting hole (52) to install exhaling piece (5) on exhaling mouth (3).

5. A respiratory valve as claimed in claim 1, wherein: be equipped with protruding frame (11) on bottom plate (1), lid shell (2) cover is established on protruding frame (11), in order to incite somebody to action lid shell (2) are installed on bottom plate (1).

6. A respiratory valve as claimed in claim 1, wherein: the air outlet (4) is arranged at the bottom of the peripheral side of the cover shell (2).

7. The utility model provides a mask, includes mask body (01) and wears area (02), its characterized in that: the respirator body (01) is provided with a breather valve according to any one of claims 1 to 6.

8. The mask of claim 7 wherein: the mask is characterized in that a shaping strip (03) is arranged on the mask body (01), and the shaping strip (03) is fixed on the mask body (01) and the part matched with the nose part of the face of a person.