CN212280004U

CN212280004U - Protective mask

Info

Publication number: CN212280004U
Application number: CN202020541928.1U
Authority: CN
Inventors: 卢杰恒
Original assignee: Guangzhou Beiyun Technology Co ltd
Current assignee: Guangzhou Beiyun Technology Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-01-05
Anticipated expiration: 2030-04-14

Abstract

The utility model relates to a protective facial mask, include: the mask comprises a mask main body, a mask body and a mask body, wherein the mask main body comprises a filtering assembly for blocking toxic and harmful substances contained in respiratory air, and the mask main body is provided with a wearing side; and the cushion piece comprises a first water absorption layer for absorbing water vapor exhaled by a wearer and a connecting body arranged on the first water absorption layer, and the cushion piece is arranged on the wearing side through the connecting body in a replaceable manner. Because only need change the backing piece, and gauze mask main part can remain and continue to use, can reach the purpose that effectively prolongs protective mask life-span under the prerequisite that does not reduce barrier propterty, and then solve traditional disposable protective mask and only can use for a short time, alleviate the outstanding problem of protective mask supply and demand contradiction that exists during new coronavirus epidemic situation.

Description

Protective mask

Technical Field

The utility model relates to a protective articles technical field especially relates to a protective facial mask.

Background

Starting from 12 months in 2019, the novel coronavirus epidemic situation affects the health protection and epidemic situation control requirements, and the market shows explosive growth in the demand of the protective mask. Due to the reasons of simple production process and the like, most of the protective masks circulating on the market are disposable protective masks. The main structure of the disposable protective mask sequentially comprises a filter layer, a middle layer and a water absorption layer from outside to inside, and the structure directly determines that the disposable protective mask has the characteristic of short-term use: because each layer material of disposable protective facial mask main part is closely laminated, the moisture on layer that absorbs water is absorbed by the intermediate level easily, makes the moisture intercommunication between layer and the intermediate level that absorbs water form tiny liquid passage, leads to originally should have the chance to reach user's oronasal department through liquid passage by the tiny granule of intermediate level separation to disposable protective facial mask's barrier propterty has been reduced, and the probability that makes harmful substance such as virus inhale the internal along with tiny granule by the user increases by a wide margin. Based on the defect that the mask needs to be replaced in short-term use and the huge use amount of tens of thousands of disposable masks in each day, the current mask yield cannot meet the use demand of people, the pressure of environment-friendly treatment of the waste masks is greatly increased, the gaps of masks on the market are increased day by day, and the contradiction between supply and demand is increasingly highlighted.

SUMMERY OF THE UTILITY MODEL

Therefore, a protective mask is needed to be provided, and the problem that the supply and demand contradiction is serious due to the characteristic that the mask can only be used for a short time in the prior art is solved.

The technical scheme is as follows:

a protective mask, comprising:

the mask comprises a mask main body, a mask body and a mask body, wherein the mask main body comprises a filtering assembly for blocking toxic and harmful substances contained in respiratory air, and the mask main body is provided with a wearing side; and

the cushion piece comprises a first water absorption layer and a connecting body, the first water absorption layer is used for absorbing water vapor exhaled by a wearer, the connecting body is arranged on the first water absorption layer, and the cushion piece is arranged on the wearing side in a replaceable mode through the connecting body.

The protective mask of the scheme is used for being worn on the face of a user so as to meet the protection requirements of self health and life safety in case of epidemic situation, air pollution and the like. Specifically, compared with the conventional disposable protective mask, the protective mask of the present application has a composite structure and has a feature of being able to replace the wearing member, specifically, the mask body is directly worn on the face of the user (covering the mouth, nose, and other respiratory organs), and the cushion member is used to be installed on the wearing side of the mask body, being a wearing member located between the face of the user and the mask body. When people wear the protective mask for a long time, on one hand, the filter assembly on the mask main body can block various toxic and harmful substances contained in incoming air during breathing, and the toxic substances are prevented from entering the body of a user to cause injury; on the other hand, because the pad is through the removable installation of connector on the gauze mask main part, and the pad possesses first water absorption layer, therefore the moisture that the user breathed out when breathing can overwhelming majority be absorbed by first water absorption layer. On this basis, the poisonous and harmful substance in the air and the steam of user's mouth nose exhalation can be by the separation respectively on relatively independent gauze mask main part and pad spare for only need change the pad spare after wearing for a long time (take off old pad spare of inhaling full steam promptly, change the dry pad spare of renewal), alright effectively avoid because form small liquid passage between layer and the filter assembly that absorbs water, lead to poisoning the problem that the material can reach user's mouth nose and influence protective mask protective properties and take place. And because only need change the backing piece, and gauze mask main part can remain and continue to use, can reach the purpose that effectively prolongs protective mask life-span under the prerequisite that does not reduce barrier propterty, and then solve traditional disposable protective mask and only can use for a short time, alleviate the outstanding problem of protective mask supply and demand contradiction that exists during new coronavirus epidemic situation.

The technical solution of the present application is further described below:

in one embodiment, the filter assembly comprises a first filter layer for filtering out larger particles of impurities in the breathing air; the mask main body is further provided with a protection side opposite to the wearing side, and the first filter layer is located on the surface layer of the protection side.

In one embodiment, the filter assembly further comprises a second filter layer stacked on the first filter layer, the second filter layer is used for filtering out tiny particle impurities and viruses in the respiratory air, and the second filter layer is located on one side, away from the protective side, of the first filter layer.

In one embodiment, the mask body further comprises a second water absorption layer, the second water absorption layer is stacked on the second filter layer, and the second water absorption layer is located on one side of the second filter layer, which is far away from the first filter layer.

In one embodiment, the connecting body is an adhesive tape, and the pad is fixed on the second water absorption layer by the replaceable adhesion of the adhesive tape.

In one embodiment, the back adhesive is two in number and is arranged at intervals on the side surface of the pad facing the second water absorption layer and close to the left end and the right end.

In one embodiment, the connecting body is a first magnetic attraction body, a second magnetic attraction body is pre-installed on the second water absorption layer, and the pad is fixed on the second water absorption layer in a replaceable manner by the magnetic attraction fixation of the first magnetic attraction body and the second magnetic attraction body.

In one embodiment, the pad further comprises an air-permeable and waterproof layer, and the air-permeable and waterproof layer is arranged between the first water absorption layer and the connecting body in a laminated manner.

In one embodiment, the pad further comprises a skin-friendly layer, the skin-friendly layer is arranged on the first water absorption layer in a laminated manner, and the skin-friendly layer is positioned on one side of the first water absorption layer, which faces away from the air-permeable waterproof layer.

In one embodiment, the protective mask further comprises a fixing ear strap and a nose clip, wherein the fixing ear strap is arranged at the side end of the mask main body, and the nose clip is arranged at the upper edge position of the mask main body.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described 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 to obtain other drawings without creative efforts.

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

fig. 2 is a schematic structural view of a wearing side view of the protective mask according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a cushion according to an embodiment of the present invention;

fig. 4 is a rear view structural diagram of fig. 3.

Description of reference numerals:

10. a mask body; 11. a wearing side; 12. a protection side; 13. a first filter layer; 14. a second water-absorbing layer; 20. a cushion member; 21. a first water absorption layer; 22. carrying out gum application; 23. a breathable waterproof layer; 24. a skin-friendly layer; 30. fixing the ear belt; 40. a nose clip.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1 and 2, a protective mask according to an embodiment of the present invention is a disposable protective mask with a "reusable" feature, and the disposable protective mask has a combined structure.

That is, the protective mask of the present embodiment includes a combined structure mainly composed of a mask body 10 and a cushion member 20. In addition, the mask comprises a fixed ear strap 30 and a nose clip 40, wherein the fixed ear strap 30 is arranged at the side end of the mask main body 10, and the nose clip 40 is arranged at the upper edge position of the mask main body 10.

It will be appreciated that the mask body 10 serves primarily to protect the nose and mouth of the user and includes a filter assembly for filtering toxic and harmful substances entrained in the air as the user breathes.

The fixing ear band 30 is a thread having elasticity, such as, but not limited to, an elastic string, an elastic chain, and the like. The number of which may be one or two. When the mask body 10 is worn on the face of the user, the fixing ear straps 30 pass over the head of the user and are hooped on the back of the head, thereby completing the wearing. When the two fixing ear straps 30 are provided, the two fixing ear straps 30 are respectively fixed at the left and right side ends of the mask body 10, and the two ends of each fixing ear strap 30 are respectively connected to the same portion or different portions of the corresponding side end, and when the mask body 10 is worn on the face of a user, the two fixing ear straps 30 can be respectively sleeved on the two ears, thereby completing wearing. Alternatively, in other embodiments, the mask body 10 may be worn on the head of the user by using other components or devices with different structures or working principles, such as ear clips, etc., which may be selected according to the actual needs of those skilled in the art, and is not limited herein.

The nose clip 40 is rectangular shape and soft aluminium matter metal strip, wears user's facial back when the gauze mask main part 10, through according to holding between the fingers the operation, the nose clip 40 can make the shape that the upper limb position adjustment of gauze mask main part 10 was laminated mutually with the user's bridge of the nose, guarantees that gauze mask main part 10 and user's face are laminated more closely, improves protective mask's seal and barrier propterty. Alternatively, in other embodiments, the nose clip 40 may also be a part or a mechanism made of other materials and having other structures that can make the mask body 10 fit to the nose bridge, which are also within the protection scope of the present application and will not be further described herein.

Referring to fig. 1 to 4, in the present embodiment, the mask body 10 has a protective side 12 and a wearing side 11. It is understood that the protective side 12 refers specifically to the outside of the mask body 10, i.e., the side facing the environment; the wearing side 11 is specifically the inner side that directly contacts and fits with the face of the user after wearing.

The pad 20 comprises a first water absorption layer 21 for absorbing water vapor exhaled by the wearer, and a connecting body arranged on the first water absorption layer 21, wherein the pad 20 is arranged on the wearing side 11 in a replaceable way through the connecting body.

In summary, the implementation of the technical solution of the above embodiment will have the following beneficial effects: the protective mask of the scheme is used for being worn on the face of a user so as to meet the protection requirements of self health and life safety in case of epidemic situation, air pollution and the like. Specifically, compared to the conventional disposable protective mask, the protective mask of the present application has a composite structure and has a feature of being able to replace the wearing member, specifically, the mask body 10 is a wearing member directly worn on the face of the user (covering the mouth, nose, etc. of the user for breathing), and the cushion member 20 is a wearing member installed on the wearing side 11 of the mask body 10 and located between the face of the user and the mask body 10. When people wear the protective mask for a long time, on one hand, the filtering component on the mask main body 10 can block various toxic and harmful substances contained in the incoming air during breathing, and the toxic and harmful substances are prevented from entering the body of a user to cause injury; on the other hand, since the cushion member 20 is attached to the mask body 10 through the connecting body in a replaceable manner and the cushion member 20 includes the first water-absorbing layer 21, most of the moisture exhaled by the user during breathing can be absorbed by the first water-absorbing layer 21. On this basis, poisonous and harmful substance in the air and the steam of user's mouth nose exhalation can be by the separation respectively on relatively independent gauze mask main part 10 and pad 20 for only need change pad 20 after wearing for a long time (taking off old full steam's pad 20 promptly, change the dry pad 20 of renewal), alright effectively avoid because form small liquid passage between layer and the filter assembly that absorbs water, lead to that the poison material can reach user's mouth nose and influence the problem emergence of protective mask protective properties. And because only need change backing member 20, and gauze mask main part 10 part can remain and continue to use, can reach the purpose that effectively prolongs protective mask life-span under the prerequisite that does not reduce barrier propterty, and then solve traditional disposable protective mask and only can use for a short time, alleviate the outstanding problem of protective mask supply and demand contradiction that exists during new coronavirus epidemic situation.

It should be noted that, the cushion member 20 may be laminated and combined on the surface of the mask body 10, or a concave structure may be formed on the mask body 10, and the cushion member 20 is mounted in the concave structure to form a structure in which the cushion member 20 and the mask body 10 are fitted with each other, so that the thickness of the protective mask may be further reduced, and the wearing comfort may be improved.

Referring to fig. 1, in order to improve the protection performance of the mask body 10, the mask body 10 is designed to have at least two filtering capabilities. In one embodiment, the filter assembly comprises a first filter layer 13, wherein the first filter layer 13 is used for filtering out larger particles of impurities in the respiratory air; the first filter layer 13 is located on the surface of the protective side 12. Also, first filter layer 13 is whole protective facial mask's outermost structure, and its adoption possesses the ordinary non-woven fabrics of certain density and makes, and when the user breathes, the hole of the great diameter that ordinary non-woven fabrics formed can the separation fall the impurity of great granule in the air, for example ash bed, flock etc. realize first order filtration, avoid ash bed and flock etc. to inhale the user health and cause the injury.

Of course, in other embodiments, the first filter layer 13 may be made of other materials in the prior art, and the thickness, color, and the like of the first filter layer can be selected according to actual needs.

Further, in an embodiment, the filter assembly further includes a second filter layer stacked on the first filter layer 13, the second filter layer is used for filtering out micro-particle impurities and viruses in the respiratory air, and the second filter layer is located on a side of the first filter layer 13 departing from the protection side 12. Specifically, the second filter layer is made of non-woven fabric with extremely high density, and the pore diameter formed by the second filter layer is small, so that tiny particle impurities, viruses and the like still contained in the air after passing through the first filter layer 13 can be blocked, secondary filtration is realized, and the tiny particle impurities and the viruses are prevented from being inhaled into the body of a user to cause harm.

Of course, in other embodiments, the second filter layer may be made of other materials in the prior art, and the thickness, color, and the like of the second filter layer may be selected according to actual needs.

It should be noted that the secondary filtering structure formed by overlapping the first filtering layer 13 and the second filtering layer is not intended to limit the scope of the present application. In other embodiments, in addition to cost considerations, a three-layer or more-layer filtering structure may be used to further enhance the filtering capability of the respirator to toxic and harmful substances in the inhaled air.

Or, filter media with other properties can be arranged between the layers of non-woven fabrics, so that the effect and the purpose of purifying the incoming air are further achieved. For example, small particles of activated carbon, or biological filters are added between adjacent nonwoven fabrics.

With reference to fig. 1 and fig. 2, in an embodiment, the mask body 10 further includes a second water-absorbing layer 14, the second water-absorbing layer 14 is stacked on the second filter layer, and the second water-absorbing layer 14 is located on a side of the second filter layer away from the first filter layer 13. Specifically, the second water-absorbing layer 14 is made of a non-woven fabric with high water-absorbing capacity, and mainly functions to filter moisture contained in the incoming air penetrating through the first filter layer 13 and the second filter layer, so as to ensure that the incoming air of the user is cleaner. In addition, the connecting body is also used for installing and fixing the pad element 20 on the second water absorption layer 14, so that the pad element 20 can be directly contacted and attached with the face of a user.

It should be noted that in other embodiments, the second water-absorbing layer 14 can be made of other materials having water-absorbing ability in the prior art, such as but not limited to sponge, paper towel, etc.

In this embodiment, the pad member 20 may be any one of existing sanitary products such as a breast pad, a sanitary napkin, and a toilet paper, as long as it has a good water absorbing capacity. Preferably, the pad member 20 is a nursing pad. The breast pad is originally used for enabling the breast-feeding women to be stuck on the inner side of the underwear of the women, and preventing milk from overflowing and polluting clothes. The main materials of the latex absorbent fabric are water-absorbent non-woven fabric (used for absorbing overflowing latex) and waterproof non-woven fabric (used for preventing latex from permeating the latex pad to pollute clothes) with high air permeability. Because the materials and the components of the breast pad are basically the same as those of the protective mask, the protective performance of the protective mask can be kept and even improved to a certain extent.

Therefore, it can be understood that the first water-absorbing layer 21 included in the cushion 20 is made of cotton material with good water-absorbing performance, and has a thickness of about 2mm to 3mm, and mainly functions to absorb the water vapor exhaled from the mouth and nose of the user, and reduce the burden of the second water-absorbing layer 14 on the mask body 10, so as to prolong the service life of the mask body 10.

With continued reference to fig. 3 and 4, the pad 20 further includes an air-permeable and waterproof layer 23, and the air-permeable and waterproof layer 23 is stacked between the first water-absorbing layer 21 and the connecting body. Specifically, the air-permeable waterproof layer 23 is made of a non-woven fabric having air-permeable and waterproof properties, and mainly has the following functions: the first is used for bearing a connecting body, and then the connecting body is connected and fixed with the second water absorption layer 14 of the mask main body 10; secondly, the water vapor exhaled from the mouth and the nose of the user is blocked when the user exhales, and the exhaled water vapor is prevented from entering the second water absorbing layer 14, so that the purposes of reducing the water absorbing burden of the second water absorbing layer 14 and prolonging the service life of the mask main body 10 are achieved, and the breathable waterproof layer 23 has the breathable capacity, so that the external air breathed after wearing cannot be influenced to penetrate the breathable waterproof layer 23 and the first water absorbing layer 21 to enter the mouth and the nose of the user, and the normal breathing of the user after wearing the protective mask is ensured; thirdly, due to the arrangement of the breathable waterproof layer 23, a tiny liquid channel can be formed between the pad 20 and the mask body, and the problem that toxic and harmful substances contained in the inhaled air can reach the mouth and nose of a user by means of the liquid channel can be fundamentally prevented.

In an embodiment, the connector is gum 22, specifically can be the hot melt adhesive, through spraying mode integrated into one piece in ventilative waterproof layer 23's surface, can guarantee firm in connection, can not take place to drop because of long-time the use, influences the joint strength of backing member 20 and gauze mask main part 10. The pad 20 is fixed on the second water-absorbing layer 14 by the removable adhesion of the back adhesive 22. Adopt the fixed mode that gum 22 pasted, can make pad 20 install and remove change simple operation, laborsaving, do benefit to the use that promotes and change pad 20 and experience, it is consuming time to reduce to change, also because reduced the consuming time of changing pad 20, makes the user can accomplish the operation of changing and wearing protective facial mask fast, greatly reduced by the probability of viral infection.

Preferably, in an embodiment, the back adhesive 22 is two in number, and is disposed at an interval on a side of the pad 20 facing the second water absorbent layer 14 and near left and right ends. The back adhesive 22 does not obstruct the breathing of the mouth and nose of the user by being disposed at the middle position on the premise of ensuring the reliable bonding and fixing of the cushion member 20 and the mask body 10. Specifically, to ensure that the cushion member 20 has a sufficient breathing area, each piece of adhesive backing 22 is generally 20mm by 10mm rectangular in size and configuration. Of course, in order to further improve the bonding strength, the number of the back adhesives 22 and the area of the single back adhesive 22 may be other modifications, which are also within the protection scope of the present application and are not described herein again.

The means for connecting the cushion member 20 to the mask body 10 and facilitating the attachment and detachment is not limited to the method of adhering the back adhesive 22. Alternatively, in another embodiment, the connecting body is a first magnetic attraction body, a second magnetic attraction body is pre-installed on the second water absorbing layer 14, and the pad 20 is fixed on the second water absorbing layer 14 in a replaceable manner by the magnetic attraction of the first magnetic attraction body and the second magnetic attraction body. Therefore, the first magnetic body and the second magnetic body can be used for fixing, so that the cushion part 20 can be quickly and firmly assembled and connected with the mask main body 10, and the operation efficiency of replacing the cushion part 20 is improved. It can be understood that the first magnetic attraction body and the second magnetic attraction body can be selected from magnets, or one magnet and the other magnet can be selected from metal bodies, or other components or devices capable of forming a magnetic attraction connection scheme in the prior art.

As an alternative, in another embodiment, a male hook and loop fastener tape may be disposed on the second water absorbing layer 14, a female hook and loop fastener tape may be disposed at a corresponding position of the pad 20, and the pad 20 and the mask body 10 may be mounted or detached by the male hook and loop fastener tape or by being torn away from the female hook and loop fastener tape.

As a further alternative, in another embodiment, a fastening position may be provided on one of the second water-absorbing layer 14 or the cushion 20, and then a fastening body may be provided on the other of the second water-absorbing layer 14 or the cushion 20, so that the purpose of assembling the cushion 20 to the mask body 10 or disassembling the cushion 20 for replacement can also be achieved by fastening and separating the fastening body and the fastening position.

With continuing reference to fig. 2 and fig. 3, further, the pad 20 further includes a skin-friendly layer 24, the skin-friendly layer 24 is disposed on the first water-absorbing layer 21 in a stacked manner, and the skin-friendly layer 24 is located on a side of the first water-absorbing layer 21 facing away from the air-permeable and waterproof layer 23. Specifically, the skin-friendly layer 24 is a non-woven fabric layer with high air permeability, good softness and surface smoothness, and is located on the innermost side of the whole protective mask to be directly in contact with the oronasal skin of the user, so as to improve the wearing body feeling and comfort level of the user. Preferably, the skin-friendly layer 24 is of an annular structure and is disposed on the side of the first water absorption layer 21 facing the face of the user near the periphery, so that the structural arrangement can avoid blocking the air flow during normal breathing.

It should be noted that the thickness of the skin-friendly layer 24 is usually 3mm-8mm, so as to avoid the gap between the cushion member 20 and the user's face after wearing the pad member due to too thick layer, and to prevent unfiltered air in the environment from being sucked into the user's body from the gap, which may affect the health.

Of course, the skin-friendly layer 24 may be made of other soft and air-permeable materials, such as silica gel, foam, etc., in other embodiments.

To sum up, the protective mask of the present application is formed in a combined structure in which the mask body 10 is on the outside and the cushion member 20 (breast pad) is on the inside. A first filter layer 13, a second filter layer, a second water absorption layer 14, a breathable waterproof layer 23, a first water absorption layer 21 and a skin-friendly layer 24 are sequentially arranged in a stacking manner from outside to inside; wherein, the breathable waterproof layer 23 and the second water absorption layer 14 are bonded and fixed through the back adhesive 22. When the user breathes, the exhaled steam can be absorbed by most or all of the first water-absorbing layer 21, and due to the blocking effect of the breathable waterproof layer 23, the exhaled steam cannot permeate into the second water-absorbing layer 14, so that the burden of the mask body 10 cannot be increased. Meanwhile, during breathing, the outside air passes through the first filter layer 13 and the second filter layer in sequence, almost all toxic and harmful substances contained in the air can be filtered, and the clean air finally penetrates through the pad piece 20 to be inhaled into the body of a user, so that the requirement of normal breathing is met. After using a period, when the breast pad leads to performance to reduce owing to adsorb too much steam, can directly tear current breast pad away, paste gauze mask main part 10 with new breast pad again on, protective mask alright continue to use, greatly promoted protective mask's life.

The production line productivity of breast pad is higher than traditional disposable protective facial mask, and the goods sources are sufficient in the market, easily purchase and obtain, consequently can to a certain extent link up the supply and demand contradiction problem of novel disposable protective facial mask during coronary epidemic situation.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A protective mask, comprising:

2. The protective mask of claim 1 wherein said filter assembly comprises a first filter layer for filtering out larger particles of impurities from the breathing air; the mask main body is further provided with a protection side opposite to the wearing side, and the first filter layer is located on the surface layer of the protection side.

3. The protective mask according to claim 2, wherein the filter assembly further comprises a second filter layer stacked on the first filter layer, the second filter layer is used for filtering out micro particle impurities and viruses in the respiratory air, and the second filter layer is located on one side of the first filter layer away from the protective side.

4. The protective mask according to claim 3, wherein the mask body further comprises a second water-absorbing layer, the second water-absorbing layer is stacked on the second filter layer, and the second water-absorbing layer is located on a side of the second filter layer away from the first filter layer.

5. The protective mask according to claim 4, wherein said connecting member is an adhesive tape, and said cushion member is fixed to said second water-absorbing layer by removable adhesion of said adhesive tape.

6. The protective mask according to claim 5, wherein the back adhesive is provided in two pieces and spaced apart from each other on the side of the cushion facing the second water-absorbing layer and near the left and right ends.

7. The protective mask according to claim 4, wherein the connecting member is a first magnetic member, the second water-absorbing layer is pre-assembled with a second magnetic member, and the cushion member is fixed to the second water-absorbing layer in a replaceable manner by magnetically fixing the first magnetic member and the second magnetic member.

8. The protective mask of claim 5 or 7 wherein said cushion further comprises a breathable and waterproof layer layered between said first moisture-absorbing layer and said connector.

9. The protective mask of claim 8 wherein said cushion further comprises a skin-friendly layer, said skin-friendly layer being layered on said first water-absorbing layer and being located on a side of said first water-absorbing layer facing away from said breathable and waterproof layer.

10. The protective mask according to claim 1, further comprising a fixing ear band provided at a side end of the mask body and a nose clip provided at an upper edge of the mask body.