CN206895872U - A kind of Sports mask - Google Patents

Abstract

The utility model provides a kind of Sports mask, is related to healthy prevention apparatus field.This Sports mask includes mask layer, casing play, filter layer and the breather valve set gradually, and breather valve is arranged on casing play and is located substantially at close to the side of human body, breather valve at the mouth and nose of human body.Breather valve includes valve body and bonnet, and valve body is arranged between casing play and bonnet, and exhaling hole is offered on bonnet, valve body is covered on exhaling hole completely, when outwards being exhaled close to the side of human body by breather valve, gas top valve opening body, gas passage is formed in valve body and valve cover chamber.By being arranged on the mask layer and filter layer of casing play both sides, the filtering to air, good filtration effect are realized.The presence of casing play so that soft mask and filtering material can be supported on the face of face, and good sealing can be formed with face, effectively increase filter area, make the breathing of human body more smoothly.In addition, setting up breather valve at the mouth and nose of human body in mouth mask, gas passage is formed between bonnet and valve body, ensureing the gas of exhalation can discharge effectively, in time.

Description

A kind of Sports mask

Technical field

Healthy prevention apparatus field is the utility model is related to, in particular to a kind of Sports mask.

Background technology

Popularization with industrial expansion and private car etc., air pollution is on the rise, and especially PM2.5 seriously surpasses Mark, have a strong impact on the trip health of people.Especially, haze is serious in the winter time for China's most area, need of the people to mouth mask Ask increasing.Mouth mask can effectively filter dust, particle, bacterium etc., and mouth mask is worn over nose and mouth and can filtered into mouth and nose Air, reach gas, smell, the spittle of blocking harmful etc. enter wearer's mouth and nose.

At present, there are the mouth mask of various forms and pattern, including daily thermal insulation class mouth mask, medical class planaperturate on the market Cover, appliances for labor protection class folding mouth mask etc..These mouth masks are certain the defects of, such as can not be formed with human face good close Envelope, wear inconvenience etc..Further, since air temperature is relatively low, and the temperature of the air breathed out is higher, and most of mouth mask is being worn When, the gas of characteristics of contaminated respiratory droplets can not discharge in time, and portion gas escapes from mouth mask top, easily causes user, particularly wears The user to wear glasses is unsighted.

Meanwhile the substantially upper disposable products of existing mouth mask, i.e., it is used once just to throw away, or be only capable of using fixation Number must just be changed.Mouth mask now is only that filter is unavailable, is just abandoned whole mouth mask, unavoidably Cause great waste.

Utility model content

The utility model provides a kind of Sports mask, it is intended to improve mouth mask sealing is poor, strainability is poor, breathing have some setbacks The problem of smooth.

What the utility model was realized in：

A kind of Sports mask, including mask layer, casing play, filter layer and the breather valve set gradually, breather valve are arranged on Casing play is located substantially at the mouth and nose of human body close to the side of human body, breather valve, and breather valve includes valve body and bonnet, and valve body is set Between casing play and bonnet, exhaling hole is offered on bonnet, valve body is covered on exhaling hole completely, by breather valve close to human body When side is outwards exhaled, gas top valve opening body, gas passage is formed in valve body and valve cover chamber.

Further, in the utility model preferred embodiment, shape and the casing play of filter layer are adapted, filter layer Provided with that can turn down the flange that is set on casing play, the circumferential profile of casing play and filter layer forms EDGE CONTACT with human body face Sealing.

Further, in the utility model preferred embodiment, mask layer includes the mask body being bonded with casing play And week is located at the elastic packing cloth of mask body, elastic packing cloth is bonded with human body face.

Further, in the utility model preferred embodiment, valve body has the buckle to the lateral process of bonnet one, bonnet Provided with the neck with being clasped, buckle and neck clamping.

Further, in the utility model preferred embodiment, bonnet is provided with the card base of casing play side protrusion, Casing play is provided with the card base groove coordinated with card base, and card base passes through filter layer and card base groove clamping.

Further, in the utility model preferred embodiment, casing play includes upper skeleton set up and down with Skeleton, upper skeleton and lower skeleton are outstanding along both junctions, and upper skeleton and lower skeleton are surrounded for housing face mouth and nose The wearing space at position.

Further, in the utility model preferred embodiment, breather valve is arranged on lower skeleton, and casing play is provided with more Individual air admission hole, the lower skeleton region corresponding with breathing valve position are provided with least one steam vent, filter layer and breathing valve position Corresponding region is provided with least one air-vent.

Further, in the utility model preferred embodiment, the substantially symmetrical structure of casing play, casing play Opposite sides caves inward along the symmetry axis of casing play, and breather valve is located substantially at the symmetrical shaft position of the casing play.

Further, in the utility model preferred embodiment, the opposite sides of mask layer, which is equipped with, to be used for and human body Fixed ear-hang band, connector is removably provided with ear-hang band, two connectors are detachably connected.

Further, in the utility model preferred embodiment, mask layer is provided with creeping chill precoat, the creeping chill fabric Layer fits in casing play.

The beneficial effects of the utility model are：The Sports mask that the utility model is obtained by above-mentioned design, in use, logical The mask layer and filter layer being arranged on inside and outside casing play are crossed, realizes the filtering to air, powerful, good filtration effect, Meanwhile filter area has been significantly greatly increased, reach preferable filter effect.The presence of casing play so that soft mask and filtering Material can be supported on the face of face, and good sealing can be formed with face, be capable of the shape of face of compatibility more than 90%, make Better tightness is obtained, breathing is more smoothly.

In addition, breather valve is set up on the inside of mouth mask, in use, the gas of exhalation discharges from the exhaling hole of bonnet, The valve body closed on bonnet of uncapping is pushed up, gas passage is formed between bonnet and valve body, ensures that the gas of exhalation can effectively, in time Discharge.Breather valve is located at the mouth and nose of human body, and the perception to air-flow is more sensitive, gently exhales, and with regard to that can blow valve body, makes gas Discharge at once.

Brief description of the drawings

, below will be to required in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment The accompanying drawing used is briefly described, it will be appreciated that and the following drawings illustrate only some embodiments of the present utility model, therefore not The restriction to scope is should be considered as, for those of ordinary skill in the art, on the premise of not paying creative work, Other related accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the combination diagram of the Sports mask of the utility model embodiment 1；

Fig. 2 is the schematic diagram under another visual angle of the Sports mask of the utility model embodiment 1；

Fig. 3 is the explosive view of the Sports mask of the utility model embodiment 1；

Fig. 4 is the schematic diagram of Fig. 3 middle skeleton layers；

Fig. 5 is the schematic diagram of filter layer in Fig. 3；

Fig. 6 is the schematic diagram of breather valve in Fig. 3；

Fig. 7 is the schematic diagram of the filter layer of the utility model embodiment 2；

Fig. 8 is the schematic diagram of the bonnet of the utility model embodiment 2.

Icon：100- Sports masks；110- mask layers；111- mask bodies；112- elastic packing cloth；113- ear-hang bands； 114- connectors；120- casing plays；121- upper skeletons；122- lower skeletons；123- junctions；124- dresses space；125- first Support；126- second supports；127- wing of nose framves；128- air admission holes；129- pins；130- filter layers；131- avoid holes；132- is turned over Side；140- breather valves；141- valve bodies；142- bonnets；143- exhaling holes；144- buckles；145- necks；146- card bases；147- cards Pin groove；151- steam vents；152- air-vents；230- filter layers；231- perforates；246- card bases；242- bonnets；243- exhaling holes.

Embodiment

To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality Accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, shown So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on this practicality Embodiment in new, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of the utility model protection.Therefore, the implementation of the present utility model to providing in the accompanying drawings below The detailed description of mode is not intended to limit claimed the scope of the utility model, but is merely representative of of the present utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor The every other embodiment obtained under the premise of dynamic, belong to the scope of the utility model protection.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", The orientation or position relationship of the instructions such as " clockwise ", " counterclockwise " be based on orientation shown in the drawings or position relationship, be only for Be easy to describe the utility model and simplify to describe, rather than instruction or imply signified equipment or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning of the above-mentioned term in the utility model.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward, or only Represent that fisrt feature level height is less than second feature.

Embodiment 1

Shown in reference picture 1- Fig. 6, the embodiment of the present invention provides a kind of Sports mask 100, including the mask layer set gradually 110th, casing play 120, filter layer 130 and breather valve 140.

As shown in figure 3, in the present embodiment, casing play 120 includes upper skeleton 121 set up and down and lower skeleton 122.On The junction 123 of skeleton 121 and lower skeleton 122 along both is outstanding.Whole casing play 120 is formed towards away from human body head The shape that bloats forward of direction, upper skeleton 121 and lower skeleton 122 surround the wearing space 124 for face snout.Cause This, the only circumferential profile of casing play 120 is formed with the face of user and contacted.The setting make it that the nose and mouth of user will not be with Mouth mask is contacted, and the smoothness to ensure respiration, convenient use person speaks, and the comfortableness of mouth mask is worn in increase.

Further, the monnolithic case of filter layer 130 is adapted with casing play 120.Filter layer 130 is provided with to turn down and is arranged Flange 132 on casing play 120.Flange 132 is preferably elastic woven material.Filter layer 130 is fixed on casing play by flange 132 On 120, convenient disassembly.Simultaneously so that filter layer 130 and casing play 120 form preferably fitting effect.Whole bone after assembling The circumferential profile of the filter layer 130 of rack-layer 120 forms EDGE CONTACT sealing with human body face.Therefore, filter layer 130 only has outer peripheral edge Position and human contact, the filter area of filter layer 130 has been significantly greatly increased, it is ensured that filter effect and keep optimal breathing empty Between, breathing is more smoothly, comfortable.Further, the circumferential profile of casing play 120 and filter layer 130 is adapted with face contour.Make It meets the facial features of most of users, ensures that the position such as nose, cheek, chin of user stress is minimum and stress is equal Even, the whole face of user can experience good comfortableness.

In the present embodiment, casing play 120 is PP skeletons, and whole casing play 120 is integrally formed.PP products are light, tough Property it is good, chemical resistance is good, by the use of it as framework material, can excellent support mask layer 110 and filter layer 130, have very high Flexible life, service life length.

In the present embodiment, the substantially symmetrical structure of casing play 120, the opposite sides of casing play 120 is along casing play 120 symmetry axis C ' caves inward.Symmetry axis C ' position forms the first support 125 of casing play 120, and upper skeleton 121 is with The junction of skeleton 122 forms second support 126.First support 125 and the cross structure of the composition bending of second support 126, two Person connects and tie point a.First support 125 extends to the circumferential profile of casing play 120, and along tie point a towards upper and lower both sides One support 125 is directed away from the side protrusion of human body.Second support 126 extends to casing play 120 along tie point a towards the left and right sides Circumferential profile, and second support 126 be directed away from human body side protrusion.First support 125 and second support 126 are set Put, make mouth mask that there is good transverse pressure and longitudinal tension force, ensure good supportive and interior space requirement.

The circumferential profile of casing play 120 is divided for upper profile and bottom profiled along second support 126.Upper profile substantially forms circle The sliding shape of falling V, and the angle in V shapes area is about 140 ° -180 °.Bottom profiled substantially forms round and smooth V shapes, and the angle in V shapes area is about For 100 ° -130 °.The circumferential profile meets ergonomics, is capable of the face contour of the most of users of good conformity, is formed good Good fitting, ensure sealing property.

Further, to ensure the stickiness of mouth mask and human body face, slightly depression is formed in opposite directions at the top of upper skeleton 121 Wing of nose frame 127.

Casing play 120 is provided with multiple air admission holes 128, facilitates air to enter the wearing space of mouth mask.Preferably, multiple air inlets Hole 128 is symmetrical arranged along symmetry axis C '.Shape, the big I of multiple air admission holes 128 are identical, can also be different.In the present embodiment In, casing play 120 is provided with multiple air admission holes 128 not of uniform size, different.By the shape and the position that optimize air admission hole 128 Meter is installed, while excellent support capability is ensured, makes mouth mask that there is optimal air permeable effect.

Mask layer 110 is detachably connected to the lateral surface of casing play 120, the i.e. side away from human body.Mask layer 110 Shape is substantially adapted with the outside facial contour of casing play 120, fits in the lateral surface of casing play 120.Preferably, mask layer 110 include the mesh layer of cloth positioned at outside and the creeping chill precoat positioned at inner side.Creeping chill precoat is fitted in casing play 120 Outside.Further, mesh layer of cloth is made up of Polyester Fibers.Creeping chill precoat is made up of polyester fiber composite.It is cold Sense fabric is the fabric that a kind of fiber with good moisture adsorption and releasing function is made into, and it utilizes the star section function of fiber, table Face groove and super multiple capillary hole, by the moisture of skin surface layer by wicking, spreading, the effect of conducting etc., quickly it is delivered to face Expect top layer, and evaporate rapidly, keep the dry and comfortable comfortable of human body skin, and have creeping chill.Creeping chill precoat can automatically adjust mouth Temperature, humidity inside cover.Mask layer 110 is made using creeping chill fabric, the comfortableness of human body can be ensured, is avoided because wearing Sense of discomfort caused by time is longer.

Further, mask layer 110 includes the mask body 111 being bonded with casing play 120 and week is located at mask body 111 elastic packing cloth 112.After mask layer 110 is set in casing play 120, mask body 111 is fitted in casing play 120 completely Lateral surface, elastic packing cloth 112 is located at the medial surface of casing play 120.Elastic packing cloth 112 is elastic fabric, can be by bone Rack-layer 120 is propped up, and is bonded with the face of human body so that Sports mask can form good sealing with human body, ensure that wearing is empty Between pressure.The presence of elastic packing cloth 112 so that mouth mask is capable of the shape of face of compatible different users, ensures good sealing Property.Preferably, in the present embodiment, elastic packing cloth 112 is that the compound spandex fabric of latex is knitted fabric.

Filter layer 130 is detachably connected to the medial surface of casing play 120.The shape of filter layer 130 substantially with casing play The profile of 120 medial surfaces mutually uses, and fits in the medial surface of casing play 120.Filter layer 130 is made up of filter pulp, it is preferable that filter pulp The composite that is formed for PP spray fusing electrostatic cottons and non-woven fabrics of material.

It is understood that in other embodiment of the present utility model, the material of filter pulp can also be HV filter cottons, work The materials such as property charcoal filter cotton.

Further, filter layer 130 is folded between casing play 120 and breather valve 140, without increase connection machine in addition Structure, you can realize fixed and connection.The periphery of filter layer 130 is turned down and is fixed on casing play 120 laterally by flange 132, And center section is fixed by breather valve 140 so that casing play 120 and filter layer 130 are brought into close contact, and filtering surface has been significantly greatly increased Product.

Breather valve 140 is arranged on casing play 120 close to the side of human body, including valve body 141 and bonnet 142.Valve body 141 is set Put between casing play 120 and bonnet 142, exhaling hole 143 is offered on bonnet 142.Valve body 141 is covered on exhaling hole completely 143.When outwards being exhaled close to the side of human body from breather valve 140, gas pushes up valve opening body 141 by exhaling hole 143, in valve body Gas passage is formed between 141 and bonnet 142.

Exhaust structure of the prior art, generally require to breathe out more gas, in the sealing space of mouth mask and human body After forming more gas, enough pressure differences could be formed, discharge gas.

And the breather valve 140 of the present embodiment is located substantially at the mouth and nose position of human body.In the present embodiment, breather valve 140 is set Put on the lower skeleton 122 of casing play 120.It is further preferable that breather valve 140 is generally disposed at symmetry axis C ' position, more enter One step, breather valve 140 is arranged on the center of lower skeleton 122.By adjusting the set location of breather valve 140, with human body Respiratory apparatus be adapted, breather valve 140 is located substantially at user nose and mouth, in addition special casing play 120 and filtering 130 structure of layer, it is only necessary to gently exhale, it becomes possible to discharge gas, ensure that the gas of user's exhalation can be timely and effectively Discharge outside mouth mask.

Valve body 141 has the buckle 144 to the lateral process of bonnet 142 1, and bonnet 142 is provided with the indent coordinated with buckle 144 Neck 145, buckle 144 and the clamping of neck 145.By way of clamping, the assembling of breather valve 140, convenient disassembly are realized. In the present embodiment, valve body 141 is preferably laminated structure made of silica gel or rubber.Preferably, valve body 141 is flake structure, more Add the discharge for facilitating gas..Buckle 144 is located at the center of valve body 141.Corresponding, the center of bonnet 142 is provided with The neck 145 of indent.It is boundary with neck 145, the both sides up and down of bonnet 142 offer two exhaling holes 143.During expiration, gas Body is spread by two exhaling holes 143 towards upper and lower both sides, is formed two gas passages, is more beneficial for the diffusion of gas.Preferably, Valve body 141 is strip structure, and is substantially in fusiformis.

Breather valve 140 and casing play 120 are detachably connected.Such as breather valve 140 is connected on casing play 120, while profit Filter layer 130 is removably folded in casing play 120 and breather valve 140 with the bindiny mechanism of breather valve 140 and casing play 120 Between.Specifically, bonnet 142 is provided with the card base 146 of the side of casing play 120 protrusion, and casing play 120 is provided with and card base The 146 card base grooves 147 coordinated, card base 146 pass through filter layer 130 and the clamping of card base groove 147.On filter layer 130 with card base 146 Corresponding position is provided with avoid holes 131, for passing through card base 146.

Further, it is the connection effect of ensure respiration valve 140 and casing play 120, is set in four corners of breather valve 140 There are four card bases 146.

Accordingly, it is the exhaust effect for the valve 140 that ensures respiration, in the area corresponding with the position of breather valve 140 of casing play 120 Domain is respectively provided with least one steam vent 151.At least one is respectively provided with the region corresponding with the position of breather valve 140 of filter layer 130 Individual air-vent 152.

Specifically, casing play 120 opens up symmetrical multiple steam vents 151, the steam vent 151 per side along symmetry axis C ' It can be 1,2,3 etc., but be not limited to this.In the present embodiment, every side of casing play 120 offers 3 rows Stomata 151, in this 3 steam vents 151, the aperture of steam vent 151 in position centre position is big, the steam vent positioned at upper and lower both sides 151 apertures are small.Multiple steam vents 151 can form good gas channel, ensure the gas of characteristics of contaminated respiratory droplets and can effectively spread.

Corresponding, filter layer 130 offers multiple air-vents 152, it is preferable that the air-vent 152 and skeleton of filter layer 130 The position of steam vent 151 of layer 120 is corresponding.In the present embodiment, filter pulp hot pressing punching is carried out, corresponding with breather valve 140 Position open up place four air-vents 152,152 weeks exhaust gas regions being set as outside breather valve 140 of multiple air-vents, be effectively ensured Exhaust effect.

Further, to ensure being relatively fixed for mask layer 110 and casing play 120, in the first support of casing play 120 Pin 129 is formed on 125.Specifically, disconnected in the contact position of first support 125 and the circumferential profile of casing play 120, so as to the The both ends of one support 125 respectively form pin 129.In mask layer 110 inserting with jack is provided with 129 corresponding position of pin Band, pin 129, which is set in, to be inserted in band, realizes the fixation of mask layer 110 and casing play 120.

The opposite sides of mask layer 110 is equipped with the ear-hang band 113 for being fixed with human body, and ear-hang band 113 causes mouth mask It can be hung on the ear of human body.Further, ear-hang band 113 is provided with connector 114, and ear-hang band 113 and connector 114 are detachably connected.Two connectors 114 of the opposite sides of mask layer 110 are detachably connected.User can pass through ear-hang band Mouth mask is hung on ear position by 113, and mouth mask can also be fixed on to the back brain of user by two connectors 114, entered One step ensures the fixed effect of mouth mask, improves the convenience and comfortableness of the wearing mouth mask of user.Such as in the present embodiment, Connector 114 is the connector provided with double buckle or VELCRO, makes connector 114 and ear-hang band 113 by fastening or being bonded It is fixed, it can also be fixed between two connectors 114 by way of fastening or being bonded.

Embodiment 2

The Sports mask that the utility model embodiment is provided, its realization principle and caused technique effect and embodiment 1 Identical, to briefly describe, the present embodiment does not refer to part, refers to corresponding contents in embodiment 1.

The Sports mask obtained by above-mentioned design can meet the use of user substantially, but in line with further improving it The objective of function, designer have carried out further improvement to the Sports mask.

Refer to Fig. 7-Fig. 8, the edge for the exhaling hole 243 that the card base of breather valve is located at bonnet 242 in 246 weeks.Filter layer 230 The position corresponding with breather valve forms and only forms a perforate 231, and structure is more simple, and processing is more convenient.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for For those skilled in the art, the utility model can have various modifications and variations.It is all in spirit of the present utility model and former Within then, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of Sports mask, it is characterised in that described including mask layer, casing play, filter layer and the breather valve set gradually Breather valve is arranged on the casing play and is located substantially at close to the side of human body, the breather valve at the mouth and nose of human body, the breathing Valve includes valve body and bonnet, and the valve body is arranged between the casing play and the bonnet, and expiration is offered on the bonnet Hole, the valve body are covered on the exhaling hole completely, and when outwards being exhaled close to the side of human body by the breather valve, gas top is opened Valve body, gas passage is formed in the valve body and the valve cover chamber.

2. Sports mask according to claim 1, it is characterised in that the shape of the filter layer is mutually fitted with the casing play Should, the filter layer is provided with the periphery that can turn down the flange being set on the casing play, the casing play and the filter layer Profile forms EDGE CONTACT sealing with human body face.

3. Sports mask according to claim 1, it is characterised in that the mask layer includes what is be bonded with the casing play Mask body and week are located at the elastic packing cloth of the mask body, and the elastic packing cloth is bonded with human body face.

4. Sports mask according to claim 1, it is characterised in that the valve body has prominent to the bonnet side Buckle, the bonnet are provided with and the neck being clasped, the buckle and the neck clamping.

5. Sports mask according to claim 1, it is characterised in that the bonnet is provided with the pleurapophysis of casing play one The card base gone out, the casing play are provided with the card base groove coordinated with the card base, and the card base is through the filter layer and described Card base groove clamping.

6. Sports mask according to claim 1, it is characterised in that the casing play includes upper skeleton set up and down And lower skeleton, the upper skeleton and the lower skeleton are outstanding along both junctions, the upper skeleton and the lower skeleton Surround the wearing space for housing face nose and mouth.

7. Sports mask according to claim 6, it is characterised in that the breather valve is arranged on the lower skeleton, institute State casing play and be provided with multiple air admission holes, the lower skeleton region corresponding with the breathing valve position is provided with least one exhaust Hole, the filter layer and the region of the breather valve position correspondence are provided with least one air-vent.

8. Sports mask according to claim 1, it is characterised in that the substantially symmetrical structure of the casing play, institute State symmetry axis of the opposite sides of casing play along the casing play to cave inward, the breather valve is located substantially at the symmetry axis.

9. Sports mask according to claim 1, it is characterised in that the opposite sides of the mask layer be equipped with for The ear-hang band that human body is fixed, connector is removably provided with the ear-hang band, two connectors are detachably connected.

10. Sports mask according to claim 1, it is characterised in that the mask layer is provided with creeping chill precoat, described cold Sense precoat fits in the casing play.