CN212787514U

CN212787514U - Mask

Info

Publication number: CN212787514U
Application number: CN202020441886.4U
Authority: CN
Inventors: 饶国材
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-03-26
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a mask, include: the mask comprises a mask body and at least one filter element assembly detachably arranged on the mask body; the mask body is made of silica gel; when the mask is used, the filter element assembly is fixed on the mask body. The utility model provides a filter element assembly can be replaced, so that the mask can be repeatedly used, and the filter element assembly can be directly detached from the mask body, thereby being clean and sanitary; in addition, the mask body is made of silica gel and can be cleaned.

Description

Mask

Technical Field

The utility model relates to a technical field of gauze mask especially relates to a gauze mask.

Background

The mask is a respiratory protection article, generally refers to a device worn at the mouth and nose 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 usually made of gauze or paper and the like. At present, the mask is widely applied, is required to be used by doctors and nurses working in hospitals, is also required to be used in daily life of people for cold protection, heat preservation, virus transmission prevention and air pollution prevention, and has universality. The gauze mask or the paper mask is not convenient for secondary use because the water vapor exhaled by the breath of a human body easily wets the position of the inner side of the mask corresponding to the mouth and the nose; the mask structure provided with the breather valve is usually designed in an integrated manner, the whole mask is completely discarded after the use, or the filter disc inside is replaced, but the filter disc inside is full of bacteria and spray, and people directly touch the filter disc when replacing the filter disc, so that the mask is insanitary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gauze mask, removable filter element group spare, and the gauze mask adopts silica gel an organic whole to take shape, can wash, satisfies repetitious usage.

In order to achieve the above object, the utility model provides a mask, include: the mask comprises a mask body and at least one filter element assembly detachably arranged on the mask body; the mask body is made of silica gel; when the mask is used, the filter element assembly is fixed on the mask body; the filter element assembly comprises a lower cover, an upper cover and a filter disc; the lower cover and the upper cover are fixedly connected together, and an accommodating space is formed in the middle of the lower cover and the upper cover; the filter disc is arranged in the accommodating space; the lower cover comprises a first fixing part, and a cross-shaped support rod is arranged on the first fixing part along the radial direction of the lower cover; the upper cover comprises a second fixing part, and at least one jacking boss matched with the cross support rod is arranged on the second fixing part; when the lower cover and the upper cover are fixedly connected together, the jacking boss is tightly matched with the cross support rod.

In an optional embodiment, the lower cover comprises a connecting part, and a welding position protrusion is arranged on the connecting part along the circumferential direction of the lower cover; and based on the welding position protrusion, fixedly welding the lower cover and the upper cover together through ultrasonic welding.

In an alternative embodiment, the upper cover is provided with at least one ventilation through hole.

In an alternative embodiment, the filter sheet is a filter material.

In an optional implementation mode, the mask body comprises a clamping portion, and a clamping groove is formed in the clamping portion; the filter element assembly also comprises an edge clamping part matched with the clamping groove; when the filter element assembly is fixed on the mask body, the edge clamping part is connected into the clamping groove.

In an optional embodiment, the mask body further comprises a tightening part, and the tightening part comprises a round tightening rod and at least one strip-shaped tightening rod; one end of the strip-shaped tightening rod is connected with the round tightening rod, and the other end of the strip-shaped tightening rod is connected with the mask body; when the filter element subassembly is fixed when on the gauze mask body, the bottom of lower cover with circular tightening rod with bar tightening rod tight fit, just bar tightening rod with cross bracing piece tight fit.

In an optional implementation manner, an ear-hanging part is arranged on the mask body, and a connecting port is formed in the ear-hanging part; the elastic ear hanging rope is detachably arranged on the ear hanging part through the connecting port.

In summary, according to the mask provided by the utility model, the filter element assembly can be detached from the mask body for replacement, and is easy to install and detach without the aid of auxiliary tools, so that the mask can be repeatedly used; in addition, the mask body is made of silica gel, and the mask can be cleaned after saliva of a human body or water vapor breathed out wets the inner side of the mask, so that the mask is clean and sanitary.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a mask according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the lower cover of the filter element assembly according to the embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the upper cover of the filter element assembly according to the embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a mask according to an embodiment of the present invention;

fig. 5 is a schematic vertical cross-sectional view of the mask of the embodiment of the present invention.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Fig. 1 is a schematic view of the structural composition of the mask of the embodiment of the present invention.

Fig. 2 is a schematic view of the lower cover structure of the filter element assembly according to the embodiment of the present invention, and fig. 3 is a schematic view of the upper cover structure of the filter element assembly according to the embodiment of the present invention.

As shown in fig. 1, a mask includes: a mask body 100, and at least one filter element assembly 200 detachably disposed on the mask body; the mask body is made of silica gel; the filter element assembly comprises a lower cover 21, an upper cover 22 and a filter disc; the lower cover 21 and the upper cover 22 are fixedly connected together, and an accommodating space is formed in the middle of the lower cover and the upper cover; the filter disc is arranged in the accommodating space; as shown in fig. 2, the lower cover 21 includes a first fixing portion 210, and the first fixing portion 210 is provided with a cross support bar 211 along a radial direction of the lower cover 21; as shown in fig. 3, the upper cover 22 includes a second fixing portion 220, and the second fixing portion 220 is provided with at least one tightening boss 221 matching with the cross support bar 211; when the lower cover 21 and the upper cover 22 are fixedly connected together, the tightening boss 221 is tightly fitted with the cross support bar 211.

Optionally, the filter disc adopts filtering material, filtering material is HEPA, or presss from both sides in the charcoal cloth, or melt any one in the spraying cloth the utility model discloses in the implementation process, the filter disc is HEPA, and its characteristics are that the air can pass through, but tiny particle is unable to pass through, and it can reach 99.7% to the particle removal efficiency that the diameter is below 0.3 micron, is the most effective filter media of pollutants such as smog, dust and bacterium.

Optionally, an ear-hook part 300 is arranged on the mask body, and a connection port 301 is formed on the ear-hook part; the elastic ear hanging rope is detachably arranged on the ear hanging part 300 through the connecting port 301. The wearer can hang on the ear by the elastic ear hanging lifting rope on the ear hanging part.

When using the gauze mask, filter element group spare is fixed on the gauze mask body, filter element group spare can protect harmful dust aerosol, separation dust and waste gas, blocks harmful gas, smell, droplet business turn over wearer's mouth nose. After using the gauze mask, can directly take out whole filter element group spare and abandon, and the gauze mask body adopts the material of silica gel, has elasticity, and filter element group spare need not just can take out with the help of other appurtenance, easy installation and dismantlement.

In the specific implementation process of the utility model, the cross-shaped support rod is arranged on the first fixing part of the lower cover, so that the lower cover is not easy to bend and deform, and the stability of the lower cover is enhanced; the second fixing part of the upper cover is provided with a jacking boss matched with the cross-shaped supporting rod, and the jacking boss is tightly matched with the cross-shaped supporting rod, so that the lower cover and the upper cover are not easy to shift when fixedly connected.

As shown in fig. 2, the lower cover 21 includes a connecting portion, and the connecting portion is provided with a welding position protrusion 212 along a circumferential direction of the lower cover; the lower cover 21 and the upper cover 22 are fixedly welded together by ultrasonic welding based on the weld site protrusions 212.

As shown in fig. 3, the upper cover 22 is provided with at least one ventilation through hole 222. The plurality of ventilation through holes 222 are formed in the upper cover 22, so that the wearer can ventilate, waste gas in a human body can be discharged, the wearer can breathe smoothly, and the health of the wearer is facilitated.

Fig. 4 is a schematic sectional view of a mask according to an embodiment of the present invention.

As shown in fig. 4, the mask body 100 includes a clamping portion 101, and the clamping portion 101 is provided with a clamping groove; the filter element assembly 200 further comprises an edge clamping part 201 matched with the clamping groove; when the filter element assembly 200 is fixed on the mask body 100, the edge fastening part 201 is connected into the fastening groove.

The utility model discloses in the implementation process, through the joint recess of joint portion on the gauze mask body, the marginal block portion of filter element group spare can be put into wherein, the joint recess with marginal block portion tight fit for filter element group spare can firmly set up on the gauze mask body.

Specifically, as shown in fig. 5, the mask body further includes a tightening part 102, and the tightening part 102 includes a circular tightening rod 112 and at least one strip-shaped tightening rod 122; one end of the strip-shaped tightening rod 122 is connected with the circular tightening rod 112, and the other end of the strip-shaped tightening rod 122 is connected with the mask body 100; when the filter element assembly 200 is fixed on the mask body 100, the bottom of the lower cover 21 is tightly matched with the circular tightening rod 112 and the bar-shaped tightening rod 122, and the bar-shaped tightening rod 122 is tightly matched with the cross support rod 211.

In the specific implementation process of the utility model, the bottom of the lower cover is tightly matched with the circular tightening rod and the strip-shaped tightening rod, and the strip-shaped tightening rod is tightly matched with the cross-shaped support rod, so that the filter element assembly is well matched on the mask body; in addition, it is porose between the tight pole in circular top of tight portion in top and the tight pole in bar top, and the tight pole in circular top is inside also porose, makes things convenient for the person of wearing to press out the filter element subassembly from the gauze mask inboard outward, the convenient dismantlement.

It is to be noted that different embodiments or examples and features of different embodiments or examples described in this specification may be combined and combined by one skilled in the art without contradiction.

In the description of the present invention, it should be understood that the terms "vertical", "horizontal", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.

The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.

Claims

1. A mask, comprising: the mask comprises a mask body and at least one filter element assembly detachably arranged on the mask body; the mask body is made of silica gel;

when the mask is used, the filter element assembly is fixed on the mask body;

the filter element assembly comprises a lower cover, an upper cover and a filter disc; the lower cover and the upper cover are fixedly connected together, and an accommodating space is formed in the middle of the lower cover and the upper cover; the filter disc is arranged in the accommodating space;

the lower cover comprises a first fixing part, and a cross-shaped support rod is arranged on the first fixing part along the radial direction of the lower cover; the upper cover comprises a second fixing part, and at least one jacking boss matched with the cross support rod is arranged on the second fixing part;

when the lower cover and the upper cover are fixedly connected together, the jacking boss is tightly matched with the cross support rod.

2. The mask of claim 1 wherein,

the lower cover comprises a connecting part, and a welding position bulge is arranged on the connecting part along the circumferential direction of the lower cover;

and based on the welding position protrusion, fixedly welding the lower cover and the upper cover together through ultrasonic welding.

3. The mask of claim 1 wherein,

the upper cover is provided with at least one ventilation through hole.

4. The mask of claim 1 wherein,

the filter disc adopts a filter material.

5. The mask of claim 1 wherein,

the mask body comprises a clamping part, and a clamping groove is formed in the clamping part;

the filter element assembly also comprises an edge clamping part matched with the clamping groove;

when the filter element assembly is fixed on the mask body, the edge clamping part is connected into the clamping groove.

6. The mask of claim 5 wherein,

the mask body also comprises a tightening part, and the tightening part comprises a round tightening rod and at least one strip-shaped tightening rod; one end of the strip-shaped tightening rod is connected with the round tightening rod, and the other end of the strip-shaped tightening rod is connected with the mask body;

when the filter element subassembly is fixed when on the gauze mask body, the bottom of lower cover with circular tightening rod with bar tightening rod tight fit, just bar tightening rod with cross bracing piece tight fit.

7. The mask of claim 1 wherein,

the mask body is provided with an ear-hanging part, and the ear-hanging part is provided with a connecting port;

the elastic ear hanging rope is detachably arranged on the ear hanging part through the connecting port.