CN212014556U

CN212014556U - Protective facial mask of removable filter core

Info

Publication number: CN212014556U
Application number: CN202020294348.7U
Authority: CN
Inventors: 陈瑜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-11-27
Anticipated expiration: 2030-03-11

Abstract

The utility model relates to the technical field of protective articles, and discloses a protective mask with a replaceable filter element, which comprises a mask body and an elastic hanging rope, wherein the mask body comprises an outer protective layer and an inner protective layer, two opposite side edges of the outer protective layer are welded with the corresponding side edges of the inner protective layer in a sealing way, and a self-sealing part is arranged between the other two side edges of the outer protective layer and the side edges of the inner protective layer; the gauze mask body is the bag type structure, forms between outer inoxidizing coating and the interior inoxidizing coating and holds the intermediate layer, it is equipped with the alternate form filter core to hold the intermediate layer embedded. The utility model discloses a protective facial mask has the substitution filter core, only needs the renew cartridge after using, but gauze mask body repeatedly usable behind the disinfection, consequently need not its whole abandonment after using, so not only can effectively practice thrift the waste of raw and other materials, practices thrift the cost, is favorable to the environmental protection moreover, is fit for popularizing and applying.

Description

Protective facial mask of removable filter core

Technical Field

The utility model relates to a protective articles technical field, more specifically relates to a protective facial mask of removable filter core.

Background

The mask is used as a sanitary protective article and has a certain filtering effect on air entering the lung of a human body, so that the mask is widely applied in life, particularly when respiratory infectious diseases are epidemic, the mask can effectively prevent germs from spreading and spreading when being worn, and can well protect the user and other people.

The existing mask is mostly of an integrated structure of non-woven fabric superposition, is limited to disposable use, has no possibility of cleaning or replacement, is discarded after use and is replaced by a new mask, but when the mask is used up and is discarded as a whole, parts such as a nose pressing strip and a hanging strip are not damaged, although the parts are simple, a plurality of processes are needed in manufacturing and assembling, labor and time are wasted, and therefore the mask is directly discarded to cause great waste.

In the period of epidemic respiratory infectious diseases, the mask is in large demand and is in short supply, and particularly for the medical industry, the daily mask usage amount is very large, so that a large amount of waste masks are generated, the raw material and resource waste is caused, the use cost is increased, the hazardous waste treatment burden is increased, and the environment is polluted.

Therefore, it is necessary to provide a protective mask with replaceable filter element to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a protective facial mask of removable filter core, mainly used solve current gauze mask and mostly be disposable, do not have the possibility of washing, disinfection or replacement, used up when its whole abandonment, not only cause raw and other materials and wasting of resources, increase use cost, but also can increase the useless burden of handling of danger, the problem of polluted environment.

For solving the technical problem, the utility model discloses the technical scheme who adopts as follows:

a protective mask with a replaceable filter element comprises a mask body and an elastic hanging rope, wherein the mask body comprises an outer protective layer and an inner protective layer, two opposite side edges of the outer protective layer are welded with corresponding side edges of the inner protective layer in a sealing mode, and a self-sealing part capable of being used repeatedly is arranged between the other two side edges of the outer protective layer and the side edges of the inner protective layer;

the gauze mask body is the bag type structure, it holds the intermediate layer to form between outer inoxidizing coating and the interior inoxidizing coating, it is equipped with the alternate form filter core to hold the intermediate layer embedded.

The utility model discloses a protective mask is after using, can open and take back abandonment from the seal part with the alternative filter core from this internal extraction of gauze mask, and the gauze mask body can be put into disinfecting equipment like ultraviolet disinfecting equipment or domestic sterilizer, after the disinfection, can pack into new alternative filter core in the intermediate layer that holds between the outer inoxidizing coating of gauze mask body and the interior inoxidizing coating, and use once more after sealing the part with outer inoxidizing coating and interior inoxidizing coating bonding through the pressfitting, can realize the cyclic utilization of gauze mask body like this, can save material, and the cost is reduced, also be favorable to the environmental protection.

Furthermore, the self-sealing part is a concave-convex buckle zipper, and each part of the concave-convex buckle zipper is hermetically connected with the outer protective layer and the inner protective layer of the mask body in a thermal welding mode respectively. The concave-convex buckle zipper is convenient to use, has good sealing performance after being sealed, and cannot have air leakage hidden trouble. When changing the replacement formula filter core, the outer inoxidizing coating and the interior inoxidizing coating of gauze mask body are separately through unsmooth knot zip fastener that can relax, and easy operation after the replacement formula filter core is packed into, kneads unsmooth knot zip fastener, can seal the laminating each other with the side of the outer inoxidizing coating of gauze mask body and interior inoxidizing coating, prevents that the side from leaking gas.

Furthermore, the inner side of the outer protective layer or the inner protective layer is embedded with a joint batten for pressing the edge of the mask body to be tightly attached to the face. Set up the laminating layering, can make it buckle through pressing each laminating layering after wearing good gauze mask to make each side homoenergetic of gauze mask closely laminate with face, prevent gas leakage, ensure the result of use.

Furthermore, the joint trim strip is made of an aluminum strip or an environment-friendly all-plastic strip, the joint trim strip is embedded and fixed on the inner side of the outer protective layer or the inner protective layer, and the aluminum strip and the environment-friendly all-plastic strip are light in weight, sanitary, safe, good in flexibility, easy to bend and low in cost, and are the preferred materials for manufacturing the joint trim strip.

Furthermore, the outer protective layer and the inner protective layer of the mask body are made of cotton gauze or spun-bonded non-woven fabric. Adopt cotton to spin cloth or non-woven fabrics to make the outer inoxidizing coating and the interior inoxidizing coating of gauze mask body, can play parcel and fixed action to the alternative filter core, also be favorable to strengthening the filter effect simultaneously.

Furthermore, the elastic hanging ropes are arranged in pairs and are arranged on the left side and the right side or the upper side and the lower side of the mask body.

Further preferably, the replaceable filter element is of a multi-layer filter structure, and the replaceable filter element sequentially comprises a melt-blown non-woven fabric layer and a nano-silver non-woven fabric layer from outside to inside. The multi-layer filtering structure is adopted, the filtering effect of the replaceable filter element can be effectively improved, the safety is good, and germs or pollutants are reduced and absorbed into a human body.

Further preferred, the center of substitution filter core still is filled with and strains the cotton layer, sets up and strains the cotton layer and can play the filling effect, can increase the one deck protection more again, strengthens the filter effect of substitution filter core.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

1. the utility model discloses a protective facial mask of removable filter core after using up, only need to change the replacement formula filter core, and the gauze mask body can be repeatedly used after the disinfection treatment, therefore need not to abandon its whole after using, so not only can effectively practice thrift the waste of raw and other materials, practice thrift the cost, but also be favorable to the environmental protection;

2. the protective mask with the replaceable filter element has simple and beautiful structure, is suitable for daily protection wearing of people and use of medical care personnel, is safe and comfortable, and has wide application range;

3. the utility model discloses a protective facial mask of removable filter core convenient to use wears easy operation, and the renew cartridge is convenient, only needs to pull open or mediate and just can take out or pack into the substitution filter core from the valve block, and is swift in time saving, is fit for popularizing and applying.

Drawings

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

FIG. 1 is a schematic structural view of a protective mask with replaceable filter elements according to the present invention;

FIG. 2 is a schematic view of the internal structure of the protective mask with replaceable filter element of the present invention;

FIG. 3 is a schematic structural view of the self-sealing part of the respirator when the self-sealing part is opened;

FIG. 4 is a schematic view of an alternative cartridge;

fig. 5 is an enlarged view of fig. 4 at a.

In the figure: 1-a mask body, 11-an outer protective layer, 12-an inner protective layer, 13-a concave-convex buckle zipper, 14-a joint batten, 2-an elastic hanging rope, 3-a replaceable filter element, 31-a melt-blown non-woven fabric layer, 32-a nano silver non-woven fabric layer and 33-a filter cotton layer.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for better illustration of the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The description of "first" and "second" referred to in the embodiments of the present invention is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated, whereby the features defined as "first" and "second" may explicitly or implicitly include at least one such feature.

Meanwhile, the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted" and "connected" and the like are to be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

For the purpose of clearly understanding the technical features, objects, and effects of the present invention, the detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, but the embodiments of the present invention are not limited thereto.

Example (b):

as shown in fig. 1-5, a protective mask with a replaceable filter element comprises a mask body 1 and an elastic hanging rope 2, wherein the mask body 1 comprises an outer protective layer 11 and an inner protective layer 12, the upper and lower opposite side edges of the outer protective layer 11 are hermetically welded with the corresponding upper and lower side edges of the inner protective layer 12, and a reusable self-sealing part is arranged between the left and right side edges of the outer protective layer 11 and the left and right side edges of the inner protective layer 12;

the mask body 1 is of a bag type structure, an accommodating interlayer is formed between the outer protective layer 11 and the inner protective layer 12, and the replaceable filter element 3 is embedded in the accommodating interlayer.

The self-sealing part is a concave-convex buckle zipper 13, and each part of the concave-convex buckle zipper 13 is respectively connected with the outer protective layer 11 and the inner protective layer 12 of the mask body 1 in a sealing mode in a thermal welding mode. The concave-convex buckle zipper 13 is convenient to use, has good sealing performance after being sealed, and cannot have air leakage hidden trouble. When changing replacement formula filter core 3, can be relaxed through unsmooth knot zip fastener 13 with the outer inoxidizing coating 11 and the interior inoxidizing coating 12 of gauze mask body 1 separately, easy operation, pack into replacement formula filter core 3 after, knead unsmooth knot zip fastener 13, can seal the laminating each other with the side of the outer inoxidizing coating 11 of gauze mask body 1 and interior inoxidizing coating 12, prevent that the side from leaking gas.

The four sides of the inner protective layer 11 are respectively embedded with a joint batten 14 for pressing the edge of the mask body 1 to cling to the face. Set up laminating layering 14, can make it buckle through pressing each laminating layering 14 after wearing good gauze mask to make each side homoenergetic of gauze mask closely laminate with face, prevent gas leakage, ensure the result of use.

The laminating batten 14 is made of aluminum strips, the laminating batten 14 is embedded and fixed on the inner side of the outer protective layer 11 or the inner protective layer 12, and the aluminum strips are light in weight, sanitary, safe, good in flexibility, easy to bend and low in cost.

The outer protective layer 11 and the inner protective layer 12 of the mask body 1 are made of cotton gauze. The outer protective layer 11 and the inner protective layer 12 of the mask body 1 are made of cotton fabric, are soft and skin-friendly, can wrap and fix the replaceable filter element 3, and are also favorable for enhancing the filtering effect.

The elastic hanging ropes 2 are arranged in pairs, and the elastic hanging ropes 2 are arranged on the left side and the right side of the mask body 1, so that the gauze mask can be conveniently hung on two ears.

The replaceable filter element 3 is of a multi-layer filtering structure, the replaceable filter element 3 sequentially comprises a melt-blown non-woven fabric layer 31 and a nano-silver non-woven fabric layer 32 from outside to inside, and a filter cotton layer 33 is filled in the center of the replaceable filter element 3. By adopting a multi-layer filtering structure, the filtering effect of the replaceable filter element 3 can be effectively improved, the safety is good, and germs or pollutants are reduced from being absorbed into a human body.

The utility model discloses a when protective facial mask used, the user wore the back, and the air can loop through outer inoxidizing coating 11, alternative filter core 3 and interior inoxidizing coating 12 and filter the back and get into the human body when breathing in to reach filtered air's protection purpose. After a period of time use, the replaceable filter element 3 is unsuitable to be used continuously due to the fact that the replaceable filter element absorbs too many germs, the replaceable filter element 3 can be discarded after being pulled out from the mask body 1 by opening the concave-convex buckle zipper 13, the mask body 1 can be placed into a disinfection device such as an ultraviolet disinfection device or a household disinfection cabinet, after disinfection treatment, a new replaceable filter element 3 can be placed into a containing interlayer between the outer protective layer 11 and the inner protective layer 12 of the mask body 1, the outer protective layer 11 and the inner protective layer 12 are bonded through the concave-convex buckle zipper 13 in a pressing mode and then are used again, recycling of the mask body 1 can be achieved, materials can be saved, waste is avoided, cost is reduced, and pollution to the environment caused by a large number of discarded masks can be effectively prevented.

In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it is to be understood that the above-described embodiments of the present invention are merely examples provided for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A protective mask with a replaceable filter element comprises a mask body and an elastic hanging rope, and is characterized in that the mask body comprises an outer protective layer and an inner protective layer, two opposite side edges of the outer protective layer are welded with corresponding side edges of the inner protective layer in a sealing mode, and self-sealing parts are arranged between the other two side edges of the outer protective layer and the side edges of the inner protective layer;

2. The protective mask with the replaceable filter element according to claim 1, wherein the self-sealing member is a buckle zipper, and each member of the buckle zipper is hermetically connected with the outer protective layer and the inner protective layer of the mask body by thermal welding.

3. The protective mask with the replaceable filter element according to claim 2, wherein the four inner sides of the outer protective layer or the inner protective layer are respectively embedded with an attaching bead for pressing and attaching the edge of the mask body to the face.

4. The respirator of claim 3, wherein the attachment bead is made of aluminum or plastic, and is affixed to the inside of the outer or inner protective layer.

5. The respirator of claim 4, wherein the outer and inner protective layers of the respirator body are made of cotton gauze or spun-bonded non-woven fabric.

6. The protective mask with the replaceable filter element according to claim 5, wherein the elastic hanging ropes are arranged in pairs, and the elastic hanging ropes are arranged on the left side and the right side or the upper side and the lower side of the mask body.

7. The respirator of any one of claims 1 to 6, wherein the replaceable filter element is a multi-layer filter structure, and the replaceable filter element comprises a melt-blown nonwoven fabric layer and a nano-silver nonwoven fabric layer in sequence from the outside to the inside.

8. The respirator of claim 7 wherein the replaceable filter element is further filled with a cotton filter layer in the center of the replaceable filter element.