阅读说明：本技术 一种面罩 (Face mask ) 是由 熊长伦 于 2020-03-31 设计创作，主要内容包括：本发明公开了一种面罩,包括可覆盖口鼻部位的面罩本体,面罩本体设置有用于空气进出的呼吸孔,呼吸孔的周边设置有用于固定过滤部件的定位柱,面罩本体的四周边缘设置有用于与人体面部直接或间接接触的第一囊体,第一囊体内部有空腔,面罩本体与第一囊体连接。通过在面罩本体设置有第一囊体和/或第二囊体,由于第一囊体和/或第二囊体内气体和/或液体未充满,利用第一囊体和/或第二囊体内的气体和/或液体的流动性使第一囊体和/或第二囊体本体在很小外力作用下在人体面部的凹陷地方能鼓起来,在人体面部的凸起地方能瘪下去,使口罩与人体面部充分贴合,从而杜绝气体面部与面罩本体之间的间隙进出,使口罩形状形成同一规格,便于生产和更换。(The invention discloses a face mask, which comprises a face mask body capable of covering the mouth and nose parts, wherein the face mask body is provided with a breathing hole for air to enter and exit, the periphery of the breathing hole is provided with a positioning column for fixing a filtering part, the periphery edge of the face mask body is provided with a first bag body which is directly or indirectly contacted with the face of a human body, a cavity is arranged in the first bag body, and the face mask body is connected with the first bag body. Through being provided with first utricule and/or second utricule at the face guard body, because the internal gas of first utricule and/or second utricule and/or liquid are not full of, utilize the mobility of the internal gas of first utricule and/or second utricule and/or liquid to make first utricule and/or second utricule body can be bloated at human facial sunken place under little exogenic action, can be flat in human facial protruding ground, make gauze mask and human facial abundant laminating, thereby stop the clearance business turn over between gaseous face and the face guard body, make the gauze mask shape form same specification, be convenient for production and change.)

1. The utility model provides a mask, its characterized in that, is including the face guard body that can cover the oronasal position, the face guard body is provided with the breathing hole that is used for the air business turn over, the periphery of breathing hole is provided with the reference column that is used for fixed filtering component, the edge all around of face guard body is provided with the first utricule that is used for with human facial direct or indirect contact, there is the cavity first utricule inside, the face guard body is connected with first utricule.

2. The oral nasal mask of claim 1, wherein the mask body further comprises eyewear covering the eyes, the peripheral edge of the goggles is provided with a second bag body which is used for being in direct or indirect contact with the face of a human body, the second bag body is internally provided with a cavity, the mask body is connected with the second bag body, the mask body is also provided with an external structure for fixing and placing the glasses at the goggles part, the external structure comprises an external groove, the external groove and the second bag body are respectively arranged at the two sides of the mask body, the mask body is also provided with a built-in structure for fixedly placing the glasses at the goggles part, the built-in structure comprises an inner groove, the inner groove and the second capsule body are arranged on the same side of the mask body, and the part of the mask body right in front of eyes is a transparent plane body with equal thickness.

3. The oronasal mask according to claims 1 and 2, wherein the first and/or second bladder is filled with gas and/or liquid in its cavity, the volume of the gas and/or liquid filled in the cavity of the first capsule and/or the second capsule under normal temperature and pressure is smaller than the maximum volume of the cavity which can be filled under normal temperature and pressure, the volume of the gas and/or liquid filled in the cavity of the first capsule and/or the second capsule under normal temperature and pressure is less than one third to one half of the maximum volume of the cavity which can be filled under normal temperature and pressure, the first bag body and/or the second bag body is an annular body which is in a tire inner tube shape and is provided with an annular cavity in the middle or a bag body which is formed by a plurality of bag bodies and is encircled into an annular shape, the gas and/or liquid filled in the cavity of the first capsule and/or the second capsule is air.

4. The oronasal mask according to claim 1, wherein the middle of the first bag is provided with a soft foam for reducing dead space, the soft foam is provided with an airtight film or sticker except a place contacting with the mask body, the film or sticker is provided with a structure for adhering a filter element, the middle of the soft foam is provided with a foam hole, the foam hole is concentrically arranged with the breathing hole, and the filter element can be arranged on the soft foam inside the mask.

5. An oronasal mask according to claims 1 and 2 wherein the first and/or second bladders are configured as a plurality of stacked bladders.

6. The oronasal mask according to claim 5, wherein the first and/or second bladder is connected to the mask body by a third connecting strap, the third connecting strap comprises a strap for being sleeved on the periphery of the first and/or second bladder and a tail strap for being fastened to the mask body, and the circumference of the strap is larger than the circumference of the cross section of the first and/or second bladder.

7. The oronasal mask of claim 1, further comprising a soft body portion connected to the mask body, the first bladder and/or the second bladder, the soft body portion being disposed between the mask body, the first bladder and/or the second bladder.

8. The oral nasal mask according to claim 1, wherein a surrounding bone is arranged around the breathing hole, an annular protrusion or a thread is arranged on the outer side wall of the surrounding bone, the oral nasal mask further comprises a breathing hole plug for fixing the filtering component and a soft rubber ring for sealing the filtering component, the soft rubber ring is arranged on two sides of the filtering component, the breathing hole plug is arranged to compress the soft rubber ring, and the breathing hole plug is connected with the mask body. The utility model discloses a respirator, including face guard body, breathing hole stopper, the face guard body is provided with the screw hole that is used for being connected with the breathing hole stopper, be provided with the screw hole that is used for being connected with the breathing hole stopper on the face guard body, the breathing hole stopper is provided with the screw thread via hole that is used for the screw to pass, the face guard body is connected with the breathing hole stopper with the screw, the outside of breathing hole stopper still is provided with the.

9. The oronasal mask according to claim 1, wherein the breathing hole is disposed right in front of the mask body, or the breathing hole is disposed at a side of the mask body, the inflatable body and/or the liquid in the cavity of the first and/or second bag body further comprises a high-molecular material in a high-elastic state at normal temperature, the mask body is provided with a hanging hole for installing an elastic band sleeved on the head, one side of the first and/or second bag body attached to the face is provided with a support strip for preventing arching, the mask body is provided with a nasal groove for avoiding the bridge of the nose, the mask body is transparent, the first and/or second bag body is an elastic bag body, the breathing hole is further provided with a support rib position for supporting the filtering component, the positioning post and the first bag body are disposed at two sides of the mask body respectively, the face guard body is provided with a nasal groove for avoiding the bridge of the nose.

10. The oral nasal mask according to claim 1, wherein the first and/or second bladder body is provided with an inflation hole for filling gas and/or liquid into the cavity thereof, the inflation hole in the first and/or second bladder body is provided with an air tube for sealing by fastening with a rope, the wall of the inflation hole is connected with the air tube, the air tube is further connected with an air-adding bladder for adding air, a one-way valve is arranged between the air tube and the air-adding bladder, and the air-adding bladder is also provided with a one-way valve.

Technical Field

The invention relates to the technical field of medical equipment and labor protection supplies, in particular to a mask.

Background

A plurality of masks are available in medical treatment, some masks are antivirus and some masks are dustproof, but the existing masks are not tightly attached to the face of a human body enough, so that dust and viruses enter respiratory tracts to cause the masks to lose due functions. At present, the problem has been noticed, and some measures have been taken, such as the mask is provided with an iron clip at the nose bridge, and the iron clip is pinched when the mask is worn to fit the nose bridge, but the iron clip will loosen and fatigue, and the iron clip cannot completely prevent dust and virus from entering from the gap between the mask and the face. This iron clip obviously cannot make the gap between the mask and the face to be in the order of a micron matched with the filtering capacity of the mask.

For example, in china, some medical staff wear a four-layer mask to prevent virus inhalation, but the mask still becomes infected with virus as a result, and the reason for this is that the mask is not well protected, but after wearing the four-layer mask, the ventilation capacity of the mask is poor, so that air directly enters from the gap between the mask and the face, which is worse than the effect of wearing a one-layer mask.

Because the gauze mask is mostly disposable, only use two to three hours, and the gauze mask will make the finished product process many, will put the metal strip, will put rope or elastic cord etc. and produce complicatedly.

Because human face shape is different, it is lower like the bridge of the nose of the oriental, and the bridge of the nose of the western people is higher, it is difficult to accomplish a gauze mask and the facial complete laminating of everybody. Therefore, it is necessary to design a mask for the problem of the fit between the human face and the mask.

Disclosure of Invention

The invention aims to provide a mask, which solves the problem of human face protection.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a face guard, is including the face guard body that can cover the oronasal position, the face guard body is provided with the breather hole that is used for the air business turn over, the periphery of breather hole is provided with the reference column that is used for fixed filtering part, the edge all around of face guard body is provided with the first utricule that is used for with human facial direct or indirect contact, there is the cavity first utricule inside, the face guard body is connected with first utricule.

In the structure, the mask body further comprises goggles covering the eyes, the mask body is connected with the goggles, second bag bodies are arranged on the edges of the peripheries of the goggles, cavities are formed in the second bag bodies, and the mask body is connected with the second bag bodies.

In the above structure, the positioning column and the first bag body are respectively arranged at two sides of the mask body.

In the above structure, the first capsule and/or the second capsule are filled with gas and/or liquid in the cavity thereof, and the volume of the gas and/or liquid filled in the cavity of the first capsule and/or the second capsule at normal temperature and normal pressure is smaller than the maximum volume of the cavity at normal temperature and normal pressure.

In the above structure, the volume of the gas and/or liquid filled in the cavity of the first capsule and/or the second capsule at normal temperature and normal pressure is less than one third to one half of the maximum volume of the cavity at normal temperature and normal pressure.

In the above structure, the first and/or second bag body is an annular body with an annular cavity in the middle of the tire inner tube shape or an annular bag body surrounded by a plurality of bag bodies, and the middle part of the first bag body is an air inlet and outlet channel.

In the above structure, the gas and/or liquid filled in the cavity of the first capsule and/or the second capsule is air.

In the structure, the mask further comprises a soft body part, the soft body part is connected with the mask body and the sealing bag body, and the soft body part is arranged among the mask body, the first bag body and/or the second bag body.

In the structure, the periphery of the breathing hole is provided with the surrounding bone, the outer side wall of the surrounding bone is provided with the annular bulge or the thread, and the inner side of the surrounding bone is provided with the soft rubber ring boss for placing the soft rubber ring.

In the structure, the mask further comprises a breathing hole plug used for fixing the filtering component and a soft rubber ring used for sealing the filtering component, the soft rubber ring is arranged on two sides of the filtering component, the breathing hole plug is arranged to be compressed by the soft rubber ring, and the breathing hole plug is connected with the mask body. The mask is characterized in that a threaded hole used for being connected with the breathing hole plug is formed in the mask body, the breathing hole plug is provided with a threaded through hole used for a screw to pass through, and the mask body is connected with the breathing hole plug through a screw.

In the above structure, the breathing hole is further provided with a support bone position for supporting the filtering component.

In the above structure, the first and/or second balloon is provided with an inflation hole for filling gas and/or liquid into the cavity.

In the above structure, the inflation hole in the first bag body and/or the second bag body is provided with an air tube for sealing by fastening with a rope, and the hole wall of the inflation hole is connected with the air tube. The air pipe is also connected with an air-entrapping balloon for air entrapping, a one-way valve is arranged between the air pipe and the air-entrapping balloon, and the air-entrapping balloon is also provided with the one-way valve.

In the above structure, the first bladder and/or the second bladder is/are elastic bladders.

In the above structure, the mask body is transparent.

In the above structure, the mask body is provided with a nasal groove for avoiding the bridge of the nose.

In the structure, the part of the mask body right in front of the eyes is a transparent plane body with equal thickness.

In the structure, the mask body is further provided with an external structure for fixing and placing the glasses at the goggles, the external structure comprises an outer groove, and the outer groove and the second bag body are respectively arranged on two sides of the mask body.

In the structure, the mask body is further provided with a built-in structure for fixedly placing the glasses at the goggles, the built-in structure comprises an inner groove, and the inner groove and the second capsule are arranged on the same side of the mask body.

In the structure, one side of the first bag body and/or the second bag body is provided with a first connecting belt connected with the mask body and/or the other side of the sealing bag body is provided with a second connecting belt connected with the mask body.

In the structure, the first connecting belt and/or the second connecting belt is/are connected with the mask body in a sewing and/or bonding and/or welding mode.

In the above structure, the first connecting band and/or the second connecting band is/are connected with the sealed capsule body by sewing and/or bonding and/or welding.

In the above structure, the first and/or second bladder is provided with a support strip for preventing arching at the side attached to the face.

In the structure, the outer side of the breathing hole plug is also provided with an outer ring boss for placing a breathing hole plug ring.

In the structure, the first connecting belt and/or the second connecting belt and the supporting strips are respectively arranged on opposite sides.

In the structure, the mask body is provided with a hanging hole for installing the elastic band sleeved on the head.

In the above structure, the first balloon and/or the second balloon may be provided as one balloon composed of a plurality of small balloons.

In the above structure, the first bladder and/or the second bladder may be provided as a multilayer bladder in which a plurality of identical bladders are stacked together.

In the above structure, the gas and/or liquid filled in the cavity of the first bag body and/or the second bag body further comprises a high-molecular material in a high-elastic state at normal temperature.

In the structure, the middle part of the first bag body is provided with soft foam for reducing dead cavities, the soft foam is provided with an airtight film or a sticker except the part contacted with the mask body, and the film or the sticker is provided with a structure for sticking a filtering component. The filtering component can be placed on soft foam on the inner side of the face mask, a foam hole is formed in the middle of the soft foam, and the foam hole and the breathing hole are concentrically placed.

In the structure, the breathing hole is arranged right in front of the mask body and corresponds to the position of the mouth.

In the structure, the breathing hole is arranged on the side of the mask body and corresponds to the position of the mouth corner.

In the structure, the part of the mask body right in front of the eyes is a transparent plane body with equal thickness.

In the structure, the first bag body and/or the second bag body are connected with the mask body through a third connecting belt, the third connecting belt comprises a belt ring for being sleeved on the periphery of the first bag body and/or the second bag body and a tail belt for being fastened on the mask body, and the circumference of the belt ring is larger than that of the cross section of the first bag body and/or the second bag body.

The beneficial effect of adopting above-mentioned technical scheme is: the mask body is provided with the first bag body and/or the second bag body, and gas and/or liquid in the first bag body and/or the second bag body is not filled, so that the gap between the mask body and the face is filled with the gas and/or liquid in the first bag body and/or the second bag body when the mask body is used, and certain pressure is kept, the first bag body and/or the second bag body can be blown up at the concave place of the face under the action of small external force by utilizing the flowability of the gas and/or liquid in the first bag body and/or the second bag body, the mask can be deflated at the convex place of the face, and the mask is fully attached to the face of the human body, so that the gap between the face of the gas and the mask body is prevented from entering and exiting, meanwhile, the shape of the mask is enabled to form the same specification, and the production and the replacement are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in 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 that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of another aspect of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is an exploded view from another angle of the present invention;

FIG. 5 is a perspective view of the filter element;

FIG. 6 is a perspective view of another form of the present invention;

FIG. 7 is a perspective view of another form of filter element;

FIG. 8 is a perspective view of a visor mask;

FIG. 9 is a perspective view of another angle of the visor mask;

FIG. 10 is an exploded view of a visor mask;

FIG. 11 is an exploded view of another angle of the visor mask;

FIG. 12 is a perspective view of the air lock;

figure 13 is a perspective view of the first or second connecting band of the first bladder;

fig. 14 is a perspective view of a third connecting band;

FIG. 15 is a perspective view of a bladder in a visor mask;

figure 16 is a perspective view of an alternative bladder in a visor mask.

In the figure, 1-mask body, 2-first bag body, 3-breathing hole, 4-soft rubber ring, 5-breathing hole plug, 6-filtering component, 7-surrounding bone, 8-annular bulge or thread, 9-inflation hole, 10-supporting bone position, 11-nasal furrow, 12-air plug, 13-trachea, 14-first connecting belt, 15-second connecting belt, 16-supporting belt, 17-air plug head, 18-air plug neck, 19-air plug bottom, 20-hanging belt hole, 21-breathing hole plug ring, 22-breathing hole plug thread, 23-outer annular boss, 24-soft rubber ring boss, 25-second bag body, 26-third bag body, 27-fourth bag body, 28-positioning column, 29-third connecting belt, 30-belt ring, 31-positioning hole, 32-breathing hole plug pressing bone, 33-threaded through hole, 34-threaded hole and 35-third connecting hole.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the respective embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

Referring to the attached drawings, the mask comprises a mask body 1 capable of covering the mouth and nose, wherein the mask body 1 is provided with a breathing hole 3 for air to enter and exit, a positioning column 28 used for fixing a filtering component 6 is arranged at the periphery of the breathing hole 3, a first bag body 2 used for being in direct or indirect contact with the face of a human body is arranged at the edge of the periphery of the mask body 1, a cavity is arranged inside the first bag body 2, the mask body 1 is connected with the first bag body 2, and the positioning column 28 and the first bag body 2 are respectively arranged on two sides of the mask body 1.

Preferably, the mask body 1 further comprises goggles for covering eyes, a second bag body 25 is arranged at the edge of the mask body 1, a cavity is formed in the second bag body 25, and the mask body 1 is connected with the second bag body 25. The mask body 1 comprises a part for covering eyes and a part for covering mouth and nose. The face mask body 1 is a transparent plane body with equal thickness at the part right in front of eyes.

Preferably, the mask body 1 is further provided with an external structure for fixing glasses at the goggles, if an external groove is provided, the external structure comprises an external groove, and the external groove and the second capsule 25 are respectively arranged at two sides of the mask body 1. The outer groove is convenient for a person wearing the glasses to place the lens in the outer groove. This eliminates the need to wear a frame, which may interfere with the mask body 1.

Preferably, the mask body 1 is further provided with a built-in structure for fixedly placing glasses at the goggles, and if an inner groove is formed, the built-in structure comprises an inner groove, and the inner groove and the second capsule 25 are arranged on the same side of the mask body 1. This is convenient for the person wearing the glasses to place the lens in the inner groove of the inner side. This eliminates the need to wear a frame, which may interfere with the mask body 1.

Preferably, the first capsule 2 and/or the second capsule 25 are filled with gas and/or liquid in the cavity thereof, and the volume of the gas and/or liquid filled in the cavity of the first capsule 2 and/or the second capsule 25 at normal temperature and normal pressure is smaller than the maximum volume of the cavity thereof at normal temperature and normal pressure. For example, the maximum volume that can be filled inside the first capsule 2 means the volume of the first capsule 2 that can be filled with the maximum amount of water when the first capsule 2 is sealed at a temperature of 20 degrees celsius at a pressure of gas and/or liquid equal to one atmosphere inside the first capsule 2. When in use, the volume of the gas and/or liquid filled in the cavity of the first capsule 2 and/or the second capsule 25 under normal temperature and pressure is smaller than the maximum volume of the cavity which can be filled under normal temperature and pressure. This is the case when said first and/or second capsule 2, 25 are non-elastic sealed capsules, if elastic, the volume of gas inside said first and/or second capsule 2, 25 is not certain and can fill the whole of said first and/or second capsule 2, 25. That is, if the first and/or second bladders 2, 25 are elastic, the gas and/or liquid therein may be under-filled, and the amount of inflation gas and/or liquid may be selected to be one third to one half of the amount of inflation gas and/or liquid, or may be filled, or even may be over-inflated, such that the pressure within the first and/or second bladders 2, 25 is greater than a standard atmospheric pressure. Normal temperature and pressure mean a standard atmospheric pressure and a temperature of 20 ℃. For example, the gas and/or liquid filled in the cavity of the first capsule 2 and/or the second capsule 25 may be gas, liquid or liquid plus gas, and the volume of the gas and/or liquid filled in the cavity of the first capsule 2 and/or the second capsule 25 refers to the sum of the volumes of gas and liquid, the volume of gas, the volume of liquid, and both the gas and the liquid. The fluid in the gas and/or fluid filled cavities of the first and/or second bladders 2, 25 comprises a flowable material in a high elastic state that is a high molecular material, which also flows or deforms under pressure to the other side.

Preferably, the volume of the gas and/or liquid filled in the cavity of the first capsule 2 and/or the second capsule 25 at normal temperature and pressure is less than one third to one half of the maximum volume of the cavity at normal temperature and pressure. When in use, the volume of the gas and/or liquid filled in the cavity of the first bag body 2 and/or the second bag body 25 under normal temperature and normal pressure is one third to one half of the maximum volume of the cavity which can be filled under normal temperature and normal pressure, and the gas can be filled before sale or when being used by customers. For example, because the first and/or second bladders 2, 25 are not filled with gas, the first and/or second bladders 2, 25 can be inflated at the concave part of the human body under the action of small external force and deflated at the convex part of the human body, so that the mask body 1 can be fully attached to the human body, and the whole seal is realized. If the first and/or second bladders 2, 25 are elastic, then the first and/or second bladders 2, 25 can be filled with gas and/or liquid, but the external force required to fully fit the mask body 1 to the human body is relatively large.

Preferably, the first bag body 2 and/or the second bag body 25 are annular bodies with annular cavities in the middle in a tire inner tube shape or bag bodies with a plurality of bag bodies enclosed into an annular shape, and the middle of the first bag body 2 is provided with an air inlet and outlet channel. The plurality of capsules enclose a ring-shaped capsule corresponding to the ring-shaped first capsule 2 and/or second capsule 25. The first bag body 2 and/or the second bag body 25 and the mask body 1 can be connected in an adhesive mode, or a belt can be arranged to wrap the first bag body 2 and/or the second bag body 25 and then be fixed to the mask body 1. When the mask is used, the soft rubber ring 4 is placed in the soft rubber ring boss 24 in the surrounding bone 7, then the filtering component 6 is placed, then the soft rubber ring 4 is placed, and then the breathing hole plug 5 is sleeved for pressing, the breathing hole plug 5 and the surrounding bone 7 of the mask body 1 are connected with the annular bulge or the thread on the surrounding bone 7 in a matching mode through the breathing hole plug thread on the breathing hole plug 5, so that outside air can only pass through the filtering component 6 and cannot pass through the gap between the filtering component 6 and the mask body 1, and the soft rubber ring 4 is sealed. By using the mask, the existing medical shell mask can be directly used and sleeved on the surrounding ribs 7, and then the medical shell mask is fastened by the elastic belts, and the medical shell mask can be sealed and cannot fall off due to the annular bulges or the threads 8 arranged on the surrounding ribs 7, so that the medical shell mask can be butted with an original product. Use this face guard, can also directly use current medical shell gauze mask on the breather plug 5, because breather plug 5 has flexible glue ring 4 to seal with face guard body 1, be provided with breather plug ring 21 on the breather plug 5, when covering medical shell gauze mask on breather plug 5, breather plug ring 21 is the flexible glue preparation, just can seal medical shell gauze mask to can not drop, also can dock with original product like this.

Preferably, the mask body 1 is provided with a threaded hole 34 for connecting with the breathing hole plug 5, the breathing hole plug 5 is provided with a threaded through hole 33 for a screw to pass through, and the mask body 1 is connected with the breathing hole plug 5 through a screw.

Preferably, the gas and/or liquid filled in the cavity of the first capsule 2 and/or the second capsule 25 is air. The gas and/or liquid in the first and/or second capsule 2, 25 may be a liquid with a high viscosity, so that the requirements on the material of the first and/or second capsule 2, 25 are not high, and water may be used, although it is preferable to use air, which is inexpensive, and the advantage of water is that some materials are permeable to air but impermeable to water. The material with air is more demanding than the material with water.

Preferably, the mask further comprises a soft body part, wherein the soft body part is connected with the mask body 1 and the sealing bag body 2 and is placed between the mask body 1 and the first bag body 2 and/or the second bag body 25. The soft body part is made of soft materials by cutting out the part of the mask body 1 close to the first bag body 2 and/or the second bag body 25 into a single part, and the soft body part can be deformed in an auxiliary mode to adapt to the matching with the face.

Preferably, the periphery of the breathing hole 3 is provided with a surrounding bone 7, the outer side wall of the surrounding bone 7 is provided with an annular bulge or a thread 8, and the inner side of the surrounding bone 7 is provided with a soft rubber ring boss 24 for placing the soft rubber ring 4. The breathing hole 3 is arranged in the middle of the mask body 1 and corresponds to the mouth, and can also be arranged on the side edge of the mask body 1 and corresponds to the mouth corner.

Preferably, still including the breather hole stopper 5 that is used for fixed filter unit 6, be used for sealed filter unit 6 soft glue ring 4, soft glue ring 4 sets up the both sides at filter unit 6, breather hole stopper 5 sets up to compressing tightly soft glue ring 4, the lateral wall that encloses bone 7 is provided with the external screw thread, breather hole stopper 5 is provided with the internal thread that matches with the external screw thread that encloses bone 7 lateral wall, breather hole stopper 5 and face guard body 1 are with threaded connection, breather hole stopper 5's the outside still is provided with the outer loop boss 23 that is used for placing breather hole stopper ring 21. The breathing orifice 3 is further provided with support bones 10 for supporting the filter element 6.

Preferably, said first capsule 2 and/or second capsule 25 are provided with inflation holes 9 for inflating the cavity thereof with gas and/or liquid.

Preferably, the middle part of the first bag body 2 is provided with soft foam for reducing dead space, an airtight film or a sticker is arranged outside the part of the soft foam, which is in contact with the mask body 1, and the film or the sticker is provided with a structure for sticking a filter sheet. The foamed plastic is soft. The filter element 6 may also be placed on the soft foam inside the mask, as opposed to on the soft rubber ring boss 24. The middle part of the soft foam is provided with a foam hole, and the foam hole and the breathing hole are concentrically arranged.

Preferably, the mask body 1 is provided with a nasal groove 11 for avoiding the bridge of the nose.

Preferably, the inflation hole 9 in the first and/or second bladders 2 and 25 is provided with an air tube 13 for sealing by fastening with a rope, and the hole wall of the inflation hole 9 is connected with the air tube 13. The inflation hole 9 of the first bladder 2 and/or the second bladder 25 is sealed by the air plug 16, or the inflation hole 9 is connected with an air pipe 13 or is provided with a sealing structure like an automobile tire, and the air pipe 13 can be tightened by a rope so that the inflation hole 9 cannot escape. The air plug 16 is provided with an inserted air plug head 17, an air plug neck 18 and an air plug bottom 19, the air plug head 17 is provided with a chamfer which is convenient to insert, the diameter of the air plug neck 18 is smaller than that of the inflation hole 9, and the diameter of the air plug bottom 19 is larger than that of the inflation hole 9. The first and/or second bladders 2, 25 may be configured without inflation ports 9 or with inflation ports 9. The air pipe 13 is also connected with an air-entrapping balloon for air entrapping, a one-way valve is arranged between the air pipe 13 and the air-entrapping balloon, and the air-entrapping balloon is also provided with the one-way valve.

Preferably, said first capsule 2 and/or second capsule 25 are elastic capsules.

Preferably, the first and/or second bladders 2, 25 are connected with the mask body 1 through a third connecting belt 29, the third connecting belt 29 comprises a belt loop 30 for being sleeved on the periphery of the first and/or second bladders 2, 25 and a tail belt for being fastened on the mask body 1, and the circumference of the belt loop 30 is larger than that of the cross section of the first and/or second bladders 2, 25. The tail band is connected with the mask body 1 through the third connecting hole 35, and can be connected in an adhesive mode or in other modes.

Preferably, a first connecting belt 14 connected with the mask body 1 is arranged on one side of the first capsule body 2 and/or the second capsule body 25, and/or a second connecting belt 15 connected with the mask body 1 is arranged on the other side of the first capsule body 2 and/or the second capsule body 25. The first connecting band 14 and/or the second connecting band 15 may be combined together.

Preferably, the first connecting band 14 and/or the second connecting band 15 are/is connected with the mask body 1 by sewing and/or bonding and/or welding. The welding is thermal welding and not metal welding.

Preferably, the first connecting band 14 and/or the second connecting band 15 are connected to the first capsule 2 and/or the second capsule 25 by sewing and/or gluing and/or welding.

Preferably, the first connecting band 14 and/or the second connecting band 15 and the supporting band 16 are respectively arranged at opposite sides.

Preferably, the mask body 1 is provided with a hole 20 for installing a rope or elastic band around the head. Since the first and/or second bladder 2, 25 are held under a certain pressure while being engaged with the face, the string or elastic is tightened, and the lace hole 20 is widened to prevent the head from being sore.

Preferably, the first capsule 2 and/or the second capsule 25 may be provided as one capsule consisting of a plurality of small capsules.

Preferably, the gas and/or liquid filled in the cavity of the first bag body 2 and/or the second bag body 25 further comprises a high-molecular material in a high-elastic state at normal temperature.

Preferably, the filter component 6 includes a filter body, the edge of the filter body is provided with a positioning hole 31 for fixing the filter, the middle of the filter body is a respiratory gas filtering area, and the positioning hole 31 is matched with the positioning column 28.

Preferably, two or three or four or five or six positioning holes 31 are provided.

Preferably, the positioning holes 31 are uniformly arranged on the edge of the filter plate body.

Preferably, the positioning hole 31 is a circular hole.

Preferably, the filter plate body is a plane body.

Preferably, the filter plate body is a round or square plane body.

Because the filtering component 6 is a plane body, the production process of the product only comprises two working procedures of cutting and welding, and other processes of installing aluminum strips, hanging ropes and the like do not exist, so that the production capacity is greatly improved, and meanwhile, the material used by the filtering component 6 is only one fourth of that of the existing mask, so that the cost is greatly reduced.

Preferably, the first and/or second bladder 2, 25 is provided with a support strip 3 for preventing arching on the side that is in contact with the face. This brace 3 primarily prevents the first 2 and/or second 25 bladders from having an arching channel that would allow viruses to enter the mouth when the first bladder 2 and/or second bladder 25 are engaged with the face.

By arranging the first bag body 2 and/or the second bag body 25 on the mask body 1, when the mask body 1 is used, the gas and/or liquid in the first bag body 2 and/or the second bag body 25 fills the gap between the mask body 1 and the face and keeps a certain pressure, so that the gas is prevented from entering and exiting from the gap between the face and the mask body 1. There should be no air permeable gap between the mask body 1 and the first and/or second bladders 2, 25, and the gas and/or liquid in the first and/or second bladders 2, 25 may be air, etc. The cost of using air is the lowest. The mask body 1 can be made of transparent materials, so that the face can be seen clearly, and people can not be mistaken. The mask body 1 can be made of hard materials or soft materials.

In addition, the mask body 1 has various shapes, can be attached to the face and can also keep a certain gap with the face, the first bag body 2 and/or the second bag body 25 can be purchased outside separately, and then the first bag body 2 and/or the second bag body 25 can be connected to the mask body 1. The first bag body 2 and/or the second bag body 25 are arranged at the edge of the mask body 1, the first bag body 2 and/or the second bag body 25 are inflated and sealed before use, and gas and/or liquid in the first bag body 2 and/or the second bag body 25 fills the gap between the mask body 1 and the face and keeps certain pressure when the mask body 1 is used, so that gas is prevented from entering and exiting from the gap between the face of a human body and the mask body 1. Because the first bag body 2 and/or the second bag body 25 can completely fill the uneven parts of the face of the human body, the low-pressure parts of the first bag body 2 and/or the second bag body 25 can be automatically compensated, and the pressure of the first bag body 2 and/or the second bag body 25 on each side wall is equal, the mask can be worn comfortably. The first bag body 2 and/or the second bag body 25 can fill the space between the face of the human body and the mask, which is smaller than the maximum diameter formed by the space, and as long as the space is smaller than the specific maximum diameter, the first bag body 2 and/or the second bag body 25 block the space to prevent air from entering and exiting. The maximum diameter that the first capsule 2 and/or the second capsule 25 can assume is the diameter of a cylinder that the first capsule 2 and/or the second capsule 25 can assume by the pressure in its cavity being greater than the local atmospheric pressure. When the mask is not used, the gas in the first bag body 2 and/or the second bag body 25 is discharged, and the occupied volume of the mask in the storage or transportation process is small.

When the first bag body 2 and/or the second bag body 25 are provided with the inflation holes 9, the mask can be sold after the first bag body 2 and/or the second bag body 25 are inflated according to the inflation requirements of the first bag body 2 and/or the second bag body 25 without the inflation holes when the mask is sold, the mask can also be sold without inflation, the mask is self-inflated when a user uses the mask, when the mask is used, the first bag body 2 and/or the second bag body 25 are folded and divided into two parts, one part of the first bag body and/or the second bag body is compressed and not filled with gas, the other part of the first bag body and/or the second bag body is filled with gas, and the compressed half is released, so that the whole.

Because the mask is disposable, it is not cost-effective to make a good sealing structure on the mask, but the sealing can be realized by using the capsule body which is made of plastic film, so the cost is very low. The function of the capsule can also be replaced by soft materials such as silica gel and the like, but the cost is high, the cost is not cost-effective, and the best effect is achieved by the capsule. When the mask is worn, the isolation is equivalent to the isolation from the outside, the isolation can replace the isolation at home, people still work as usual without closing the village, the influence of respiratory infectious diseases on the economy is greatly avoided, the medical expense is saved, and the national health level is improved.

In a particular embodiment, the material of the first capsule 2 and/or the second capsule 25 is provided as a poor conductor of heat, in order to prevent the body from feeling cold.

In a particular embodiment, the first and/or second bladders 2, 25 may be provided as a plurality of sealed bladders, with the same effect, but more preferably, the plurality of sealed bladders is stacked from the face to the mask.

In a particular embodiment, the first and/or second body 2, 25 can be provided as a plurality of rows of sealed bodies, divided into an inner row and an outer row, with the same effect, but preferably, the plurality of rows of sealed bodies means a plurality of rows of sealed bodies, like mosquito coils, but with only one layer from the face to the mask.

In one embodiment, the breathing hole 3 is provided right in front of the mask body 1, corresponding to the position of the mouth.

In one embodiment, the breathing holes 3 are disposed on the sides of the mask body 1 corresponding to the corners of the mouth.

In a particular embodiment, said first 2 and/or second 25 capsules may be provided as a plurality of rows of sealed capsules and as a plurality of layers of sealed capsules.

In a particular embodiment, said first capsule 2 and/or second capsule 25 can be provided in place of a soft material, such as silicone.

In a specific embodiment, in the mask body 1 with goggles, the edge of the mask body 1 is provided with a third bag 26 for enclosing the mouth, nose and eyes or the first bag 2 for enclosing the mouth, nose and eyes, a second bag 25 for enclosing the eyes or the third bag 26 for enclosing the mouth, nose and eyes or the fourth bag 27 for separating the mouth, nose and eyes. In short, the mask body 1 may enclose the mouth, nose and eyes with only one third bladder 26, as shown in fig. 15; alternatively, a third body 26 may be used to enclose the nose, mouth and eyes and a fourth body 27 may be used to separate the nose, mouth and eyes as shown in fig. 16; it is also possible to enclose the nose and mouth with the first capsule 2 and the eyes with the second capsule 25, as shown in figure 9.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.