CN205268853U - Mask - Google Patents

Abstract

The utility model discloses a mask, including mask body, connecting band and a cold source, this physical stamina of mask and the facial laminating of user to cover user's mouth nose, the mask body is laminated in proper order by metal mesh, filter layer and skin and is constituteed, just metal mesh and the facial laminating of user, the connecting band is two at least, the connecting band connect respectively in the both sides of mask body, and the connecting band can mutual adjustable connection, the connecting band can with the mask body is fixed in user's head, cold source detachable install in the skin, and the cold source can with the metal mesh is closely laminated, the cold source can reduce the temperature of metal mesh reduces with this this internal temperature of mask. The utility model discloses a mask can effectively reduce the internal temperature of cover, and thermal diffusivity and gas permeability are better, and effective travelling comfort of wearing that improves especially is fit for using at high temperature environment or summer.

Description

A kind of mouth mask

Technical field

The utility model relates to a kind of air filter on the whole, specifically, it relates to a kind of mouth mask.

Background technology

The effect of mouth mask is that the air entering lung is carried out certain filtration, the suction of the gas of blocking harmful, smell, the spittle, dust.

Mouth mask is divided into common mouth mask, dust protecting mask, anti-haze mouth mask, surgical mask, activated carbon medical mask, industry mouth mask etc. These mouth masks are for different environment, and protection effect is different. Its main structure is, one is the main body of mouth mask, and another is filter material part. Just become dust protecting mask when using during dust-proof filter cotton, when the size filtered reaches PM2.5 particle time, just become anti-haze mouth mask, be exactly gas defence mouth mask etc. when using the chemical filtering box of gas defence. Certain mouth mask also comprises the ear wearing needs and hangs, in order to tight with face laminating, it is also possible to add bridge of the nose muscle.

For many years, mouth mask has been carried out continuous improvement by the planner of mouth mask, and major part is the shape from mouth mask, outward appearance, with the laminating degree of face, and filter material aspect improve. But, do not have so far a to design for summer and hot environment.

In the summer of sweltering heat, the people worn masks obviously reduces. This is because under heat, temperature is even up to more than 38 degree, it is envisaged that bring which type of effect mouth mask can produce, sultry and soaked with sweat, even causing anoxic, severe patient also can cause heatstroke. But, take summer safeguard procedures to be necessary.

First, along with deepening continuously of Chinese Industrialization process, atmospheric pollution has become day by day serious problem. It within 2013, it is the most serious a year of haze. For provincial capital, January Hefei haze number of days reach 30 days, Nanjing and Hangzhou be 29 days, Beijing haze number of days has 25 days, and that is almost the whole month is all shrouded by haze in many cities. Haze is not only occurred frequently in the autumn and winter, though China in summer southeaster prevailing, and have concentrated rainfall, because summer temp height, humidity is big, wind speed is little, equally easily causes haze weather. For Beijing, the data display of Data centre of Chinese environmental protection portion, within 2015, haze situation was alleviated to some extent than 2013, but still serious, and the pollution haze number of days in May is 13 days, 20 days June, 21 days July, 16 days Augusts, 10 days September. 5 months totally 150 days, haze number of days reached 80 days, account for 53%. And the temperature in May to September has reached more than 30 degree. Continue haze weather, cause serious impact to the healthy of the people and life, and whole summer, we are unshielded in the least is exposed in the middle of haze.

Secondly, from the angle of occupational health, some occupation, need equally summer to wear mouth mask, such as, it is engaged in the sanitationman of outdoor study, afforestation, builder, dust workshop, poultry farming etc., and some is professional, need operation in high temperature environments throughout the year, such as, weld workman, steelworker etc. Long-term high-temperature service can make human body produce the change of a series of body, serious water shortage, salt deficiency, and cardiac load increases the weight of, and heart rate increases, blood pressure drops etc. But the important measures as occupational protection, rate of utilization is but very low at such temperatures for mouth mask. Such as, investigation display, the rate of utilization of sanitationman's mouth mask in summer only accounts for 17.2%, use in winter rate 82.1%. Mouth mask summer the low reason of rate of utilization be with uncomfortable, winter, rate of utilization height was because thermal effect. So, if mouth mask is worn comfortable, they are ready to use mouth mask. Mouth mask, as indispensable shield, has problems too in other industry. The workman of a lot of workshop work, because temperature is too high, abandons the safety precaution to oneself.

Therefore, exploitation can play protective effect, can improve again the mouth mask of summer or hot environment wear comfort, is necessary.

In information above-mentioned disclosed in described background section only for strengthening the understanding to background of the present utility model, therefore it can comprise the information not formed prior art known to persons of ordinary skill in the art.

Summary of the invention

Introducing the concept of a series of reduced form in Summary, this will further describe in embodiment part. The key feature that the utility model content part not meaning that to be attempted to limit claimed technical scheme and essential features, more do not mean that the protection domain attempting to determine claimed technical scheme.

A main purpose of the present utility model is to overcome at least one defect of above-mentioned prior art, it is provided that one was suitable under summer and hot environment, and wears the mouth mask of also comparative comfort. And the utility model product can extensively for the field such as daily life and occupational protection, and suitability is stronger.

Another main purpose of the present utility model is to overcome at least one defect of above-mentioned prior art, it is provided that a kind of mouth mask with gas defence function, and is suitable for wearing the mouth mask of also comparative comfort under summer and hot environment.

For achieving the above object, the utility model adopts following technical scheme:

According to an aspect of the present utility model, it provides a kind of mouth mask, comprises mask body and connecting band, but also comprise a cold source;

Described mask body can be fitted with user's face, and covers user's mouth nose, and described mask body comprises wire netting, filtering layer and the skin fitted successively, or described mask body comprises filtering layer of fitting successively, wire netting and skin; Described wire netting or filtering layer and user's face laminating;

Described cold source is dismountable is installed on described skin, and described cold source can fit tightly with described wire netting, and described cold source can reduce the temperature of described wire netting, reduces the temperature of gas in described mask body with this;

Described connecting band is at least two, the both sides being connected to described mask body of described connecting band, and the mutual adjustable connection of energy of described connecting band, described mask body can be fixed on the head of user by described connecting band.

According to an enforcement mode of the present utility model, wherein said mask body is also provided with ventilation fan and power supply, described ventilation fan is connected with described power electric, described ventilation fan can be connected inside and outside described mask body, gas can be derived by described ventilation fan or import inside and outside described mask body.

According to an enforcement mode of the present utility model, wherein said ventilation fan is installed between described wire netting and skin, and described filtering layer hides inlet mouth or the air outlet of described ventilation fan; Described ventilation fan comprises supply fan and fan of giving vent to anger, and gas can be directed into inside mask body by described supply fan, and described filtering layer hides inlet mouth and/or the air outlet of described supply fan, described in fan of giving vent to anger gas can be exported to outside mask body.

According to an enforcement mode of the present utility model, wherein also it is included in a control chip, described control chip is installed in described mask body, described control chip is connected with described power electric, and be connected with described ventilation fan electrical signal, described control chip can feel the temperature and/or pressure surveyed in described mask body, and controls described ventilation fan accordingly.

According to an enforcement mode of the present utility model, wherein said control chip, power supply and fan are installed on substrate, and described substrate is dismountable with mask body to be connected.

According to an enforcement mode of the present utility model, wherein also comprise the cold source box for accommodating cold source, described cold source box is installed on the outside of described mask body, and be conducting part bottom the box of described cold source, described conducting part and described wire netting fit tightly, and described cold source and described cold conducting part fit tightly.

According to an enforcement mode of the present utility model, wherein said cold source box also comprises a cold source lid, and described cold source lid is dismountable is installed on box top, described cold source, and described cold source lid can optionally open or close cold source box.

According to an enforcement mode of the present utility model, wherein also comprising a bracing frame, support frame as described above is formed at edge and/or the medium position of described wire netting, and support frame as described above can support and locate described wire netting.

According to an enforcement mode of the present utility model, in wherein said wire netting, also it is formed with a theca interna. According to another aspect of the present utility model, the utility model also provides a kind of mouth mask, comprises mask body and connecting band, and also comprises a cold source and a filter cartridge;

Described mask body can with user's face laminating, and cover user's mouth nose, described mask body is sticked to form successively by wire netting, skin, and described wire netting is fitted with user's face, and described skin is airtight material;

Described cold source is dismountable is installed on described skin, and cold source can inside and outside connected entrance cover body, described cold source can fit tightly with described wire netting, and described cold source can reduce the temperature of described wire netting, reduces the temperature in described mask body with this;

Described filter cartridge comprises interior gas port and outer gas port, is through with air flue between described interior gas port and described outer gas port; Described filter cartridge is installed on described skin, and inside and outside energy connected entrance cover body, is equipped with filter material and cold source in described air flue;

Described connecting band is at least two, the both sides being connected to described mask body of described connecting band, and the mutual adjustable connection of energy of described connecting band, described mask body can be fixed on the head of user by described connecting band.

As shown from the above technical solution, the utility model provides the advantage of mouth mask and positively effect are:

Mouth mask of the present utility model adopts the combination of cold source and wire netting, utilize the heat conductivility of metal, carry out effective heat lateral transport, the temperature in mask body can be effectively reduced, preferably cooling-down effect is reached with this, make the utility model can effectively improve the comfortable property worn, it is particularly useful for the use in hot environment operation and summer.

Having wire netting in mask body in addition, adopt this kind of design, wire netting does not make the effect can played and support mouth mask, and the surrounding of mouth mask and the face of user can be made more to fit. And filtering layer of the present utility model can free adjustment according to demand, applied widely. In addition owing to skin can adopt airtight material, filter material in filter cartridge can also be changed according to demand, the utility model is made to be possible not only to application sphere of life, it is also possible to being applied to industry field, further improves the scope of application of the present utility model.

Accompanying drawing explanation

Considering the following detailed explanation to preferred embodiment of the present utility model in conjunction with the drawings, various target of the present utility model, feature and advantage will become more apparent. Accompanying drawing is only exemplary diagram of the present utility model, and not necessarily is drawn in proportion. In the accompanying drawings, same Reference numeral represents same or similar parts all the time. Wherein:

Fig. 1 is the schematic front view of a kind of mouth mask according to an illustrative embodiments.

Fig. 2 is the schematic rear view of a kind of mouth mask according to an illustrative embodiments.

Fig. 3 is longitudinal cross-sectional schematic of a kind of mouth mask according to an illustrative embodiments.

Fig. 4 is the horizontal cross-sectional schematic of a kind of mouth mask according to an illustrative embodiments.

Fig. 5 is the schematic perspective view of the wire netting of a kind of mouth mask according to an illustrative embodiments.

Fig. 6 is the schematic perspective view of the low temperature box of a kind of mouth mask according to an illustrative embodiments.

Fig. 7 is the schematic side view of the low temperature box of a kind of mouth mask according to an illustrative embodiments.

The low temperature box that Fig. 8 is a kind of mouth mask according to an illustrative embodiments opens state schematic side view.

Fig. 9 is the schematic top plan view of the low temperature box of a kind of mouth mask according to an illustrative embodiments.

Figure 10 is the elevational schematic view of the low temperature box of a kind of mouth mask according to an illustrative embodiments.

Figure 11 is the schematic diagram in the cold source of a kind of mouth mask according to an illustrative embodiments.

Figure 12 is the schematic diagram of the incubation chamber of a kind of mouth mask according to an illustrative embodiments.

Figure 13 is the filter cartridge schematic diagram of a kind of mouth mask according to another illustrative embodiments.

Figure 14 is the filter cartridge elevational schematic view of a kind of mouth mask according to another illustrative embodiments.

Figure 15 is the utility model one embodiment cooling performance test simulation structural representation.

Figure 16 is another embodiment cooling performance test simulation structural representation of the utility model.

Wherein, description of reference numerals is as follows:

1. mask body; 11. air retaining walls; 12. wire nettings; 121. bracing frame; 122. junction surface; 123. point of suppon; 13. filtering layers; 14. is outer; 2. cold source; 3. connecting band; 4. ventilation fan; 41. supply fans; 42. give vent to anger fan; 5. power supply; 6. control chip; 7. cold source box; 71. conducting parts; 72. cold source lids; 8. incubation chamber; 9. filter cartridge; 91. enclosing covers; 911. outer gas ports; Box in 92.; Gas port in 921.; 93. air flues; 94. heat conductive filaments; 100. gauze; 200. guarantor's freezing ice bags; 300. copper wire.

Embodiment

Referring now to accompanying drawing, example embodiment is more fully described. But, example embodiment can be implemented in a variety of forms, and should not be understood to be limited to enforcement mode set forth herein; On the contrary, it is provided that these enforcement modes make the utility model comprehensively with complete, and will pass on the design of example embodiment to the technician of this area comprehensively. Reference numeral identical in figure represents same or similar structure, thus will omit their detailed description.

Described feature, structure or characteristic can be combined in one or more enforcement mode in any suitable manner. In the following description, it is provided that many details thus provide fully understanding enforcement mode of the present utility model. But, it will be appreciated by persons skilled in the art that, it is possible to that puts into practice the technical solution of the utility model and do not have in described specific detail is one or more, or can adopt other method, assembly, material etc. In other cases, known features, material or operation it is not shown specifically or describes to avoid fuzzy each side of the present utility model.

Embodiment of the present utility model provides a kind of mouth mask, and it specifically mainly comprises mask body, connecting band, but also comprises a cold source. Mask body can corresponding human body face curve, with the face laminating of user, and the mouth nose of user can be covered. Mask body specifically can be sticked to form primarily of air retaining wall, wire netting, filtering layer and skin successively, or it is sticked to form successively primarily of air retaining wall, filtering layer, wire netting and skin, the utility model does not limit concrete laminating type, air retaining wall can with the face laminating of user, or part fits with the face of user.

Cold source is dismountable is installed on skin, and cold source can fit tightly through outer and filtering layer and wire netting, or cold source can fit tightly through outer with wire netting, cold source can effectively reduce the temperature of wire netting, the temperature in mask body is reduced by wire netting, think that user provides comfortable and wears sense, it is applicable to the use in hot environment and summer.

Connecting band can adopt various material to make, and the utility model does not limit its concrete material. Connecting band is at least two, so that cover body can fit tightly with the face of user. The two ends of connecting band are connected to the both sides of mask body, and the connecting band mutual adjustable connection of energy, and mask body can be fixed on the head of user by connecting band. Owing to having good cooling-down effect so that the utility model goes for the use in hot environment and summer, and the scope of application is wider. The utility model structure is also fairly simple in addition, and is convenient to reuse.

Below in conjunction with accompanying drawing, for embodiment of the present utility model, illustrate as follows:

Fig. 1 is the schematic front view of a kind of mouth mask according to an illustrative embodiments. Fig. 2 is the schematic rear view of a kind of mouth mask according to an illustrative embodiments. Fig. 3 is longitudinal cross-sectional schematic of a kind of mouth mask according to an illustrative embodiments. Fig. 4 is the horizontal cross-sectional schematic of a kind of mouth mask according to an illustrative embodiments.

As shown in Figures 1 to 4, according to an aspect of the present utility model, it provides a kind of mouth mask, comprises mask body 1, cold source 2 and connecting band 3. Mask body 1 can corresponding human body face curve, and meet base of principle of human engineering, it is possible to the face laminating of user, and the mouth nose of user can be covered. Mask body 1 specifically can be sticked to form by air retaining wall 11, wire netting 12, filtering layer 13 and outer 14 successively, and the face of air retaining wall 11 and user fits. In the middle of other embodiment of the present utility model, it is also possible to wire netting 12 and filtering layer 13 are exchanged position, and the utility model does not limit both particular locations.

As shown in the figure, air retaining wall 11 specifically can adopt non-woven fabrics to make, or Outlast viscose fiber cloth can be adopted to make. In Outlast viscose fiber, having micro-capsule of 2��30 microns, micro-capsule wraps up the material that one is called paraffin microencapsulation PCMs (mPCMs). This kind of paraffin microencapsulation PCMs (mPCMs) when becoming liquid close to human comfort's skin surface temperature (about 32 to 33 DEG C) by solid, can become solid by liquid, absorbs heat in these changes, accumulation of heat and heat release. So just a neither overheated comfortable temperature cold only can be kept for human body. A kind of comfortable Temperature regulating material of Outlast viscose fiber cloth, can not become cold under extremely cold weather, and in an environment of high temperature also can not be overheated, made the temperature of skin surface all remain on a comfortable temperature always, and such as it can remain on 33 DEG C.

In the utility model one enforcement mode, it is possible to select no longer to arrange air retaining wall 11, to promote heat-conducting effect. Under also can selecting the enforcement mode pressing close to user's face at wire netting 12, inside wire netting 12, it is integrally formed a theca interna. Theca interna may be selected to be PTFE film, and PTFE film adopts polytetrafluoroethyldispersion dispersion resin, is a kind of capillary film, and it has good ventilation property. Its manufacture craft is simple, and cost is also lower, such as, can adopt with wire netting 12 with base material, it may also be useful to gas-phase deposition is made.

Wire netting 12 specifically can between air retaining wall 11 and filtering layer 13, or they can also between filtering layer 13 and outer 14, but the utility model does not limit its concrete position. Wire netting net 12 specifically can adopt the good wire of heat conductivility to make, the diameter of wire and density, and the utility model does not limit, and it can regulate voluntarily according to practical situation. Wire netting 12 specifically can adopt copper, silver or the good metal of heat conductivility such as golden to make, and the thermal conductivity of three is respectively 401W/m K, 420W/m K and 318W/m K. From the angle of economy, it is preferred that wire netting 12 can adopt copper wire to make, it specifically can adopt copper wire braiding and become, or one-body molded makes. However it is understood that the utility model does not limit its concrete manufacture craft, and the concrete material of wire netting 12, as long as it has good heat conductivility. Adopt the design of wire netting 12, it is possible to the utility model is combined with cold source, effectively reduce the temperature in mask body, it is to increase the comfortable property that the utility model is worn, wire netting 12 can also play the effect of supporting mouth cover body.

And wire netting 12 except can by the heat conduction in cold source 2 to whole mouth mask except, owing to the temperature of wire netting 12 itself is easy to reduce, the air sucked being played cooling effect equally, therefore wire netting 12 is namely as the transmission medium of heat, it is also possible to as the heat-eliminating medium of air.

Filtering layer 13 can between air retaining wall 11 and wire netting 12, or it can also between wire netting 12 and skin, and the utility model does not limit its concrete position. Filtering layer 13 can adopt polytype filter material, reaches different functions, to improve suitability of the present utility model, such as, may be selected to be electret filter, nucleopore membranes or N95 filter disc, or above-mentioned filter disc institute gac filter disc compound use. Filtering layer 13 can also be designed to dismountable mode in addition, is connected with above-mentioned each layer. Adopt this kind of design not only can effectively improve suitability of the present utility model, but also by changing filter material, can improve work-ing life of the present utility model greatly.

Outer 14 are positioned at the outside of mask body, and outer 14 specifically can also adopt nothing to spin face cloth material makes, but the utility model does not limit its concrete material, and skin 14 can adopt and well known to a person skilled in the art that material is made. It can in addition contain beautify outer 14, to meet the user demand of user's personalization.

Should be understood that, can adopt multiple mode of connection between above-mentioned each layer, but the utility model does not limit its concrete mode of connection, such as it can adopt the modes such as bonding or sewing to link together. Namely mode of connection between each layer can adopt fixed connection, it is also possible to adopt detachable connection. The advantage of detachable connection is, above-mentioned each parts can be changed separately, to reduce use cost.

As shown in Figures 1 to 4, cold source 2 is dismountable is installed on outer 14, and cold source 2 can fit tightly with wire netting 12, and cold source 2 can reduce the temperature of wire netting 12, reduces the temperature in mask body 1 with this. Cold source 2 specifically can adopt biological freezing ice bag of protecting as cold source 2, biological guarantor's freezing ice bag has been applied to the every field of life, totally nontoxic, it it is the conventional means of food fresh keeping, therefore can be used in mouth mask, in addition owing to protecting the compressible one-tenth different shape of freezing ice bag, it is possible to the size shape of freezing ice bag is protected in control as required, to meet the demand of mouth mask. Why cold source 2 is not employed to be because cold source 2 itself is air-locked in mouth mask, so being placed on snout can affect breathing, and cold source 2 is too little does not have cooling-down effect. Therefore by melts combine extremely good to cold source 2 and heat conductivility, very little cold source 2 is only needed just can to realize the facial cooling effect of big area.

Should be understood that, above-mentioned cold source 2 can adopt multiple mode of connection, but the utility model does not limit its concrete mode of connection, and such as it can adopt bonding or other mode of connection, naturally it is also possible to adopts detachable connection. The advantage of detachable connection is, above-mentioned cold source 2 can be changed separately, to reduce use cost.

As shown in Figures 1 to 4, connecting band 3 is at least two, the both sides being connected to mask body 1 of connecting band 3, and the connecting band 3 mutual adjustable connection of energy, mask body 1 can be fixed on the head of user by connecting band 3. Connecting band 3 specifically can adopt flexible material to make, or adopts non-flexible material to make, as long as mask body 1 can be fixed on the head of user by connecting band 3 in a word, the utility model does not limit its concrete material and mode of connection.

According to an enforcement mode of the present utility model, mask body 1 is wherein also provided with ventilation fan 4 and power supply 5, ventilation fan 4 is connected with power electric, inside and outside ventilation fan 4 energy connected entrance cover body 1, and can be derived by gas or import inside and outside mask body 1. The main purpose installing ventilation fan 4 is the temperature exchange in order to increase mouth mask longitudinal direction further, presses close to air retaining wall 11 and can be equipped with ventilation fan 4. Adopt this kind of design to be possible not only to reach better refrigeration in addition, it is also possible to increase ventilation property, solve the problem of the unsmooth breath often run into that wears masks. Ventilation fan 4 specifically can adopt existing miniature heat radiation fan, current minimum size heat radiation fan can reach length and width only 8 millimeters, thickness 4 millimeters, and size is similar to a shirt button, temperature can use between-30 degree are to 70 degree, and the life-span can reach 50000 hours. And power supply 5 specifically can be selected to adopt button cell to drive, therefore can use in mouth mask of the present utility model.

According to an enforcement mode of the present utility model, fan 4 of wherein taking a breath is installed between wire netting 12 and outer 14. Specifically, the embodiment of single ventilation fan 4, it is possible to select to be installed between wire netting 12 and filtering layer 13, filtering layer 13 can hide inlet mouth or the air outlet of ventilation fan. In the embodiment of multiple ventilation fan 4, it is also possible to comprising supply fan 41 and fan 42 of giving vent to anger, gas can be directed into inside mask body 1 by supply fan 41, gas can be exported to outside mask body 1 by fan 42 of giving vent to anger. Those skilled in the art should understand that, because needs utilize filtering layer 13 to carry out air filtration, it is possible to understanding and hide supply fan 41 air outlet, certainly, its inlet mouth can also arrange filtering layer, as giving vent to anger, 42, fan can no longer be arranged. Owing to adopting this kind of design, the supply fan 41 of ventilation fan 4 can realize inside ventilation, and freezing air is spread to face. And fan 42 of giving vent to anger outwards is taken a breath, the air of exhalation is dispelled the heat to wire netting, the fan of different capacity can be selected in addition as required, adjust inside and outside speed air flow according to actual needs, reach comfortable degree.

Those skilled in the art should be understood that, not in all embodiments of the utility model, it is necessary to comprise supply fan 41 and fan 42 of giving vent to anger, it can also realize separately outwards or inwardly taking a breath function by ventilation fan 4, and the utility model does not limit. In addition in the middle of other enforcement of the present utility model, ventilation fan 4 can also be installed on wire netting 12, it being supported by wire netting 12, but the utility model does not limit the installation position of ventilation fan 4 and installs quantity, those skilled in the art can carry out free adjustment according to the demand of reality.

According to an enforcement mode of the present utility model, being wherein also included in a control chip 6, control chip 6 can be installed in mask body 1. Controlling chip 6 to be electrically connected with power supply 5, be its power supply by supply unit 5, and control chip 6 and be connected with ventilation fan 4 electrical signal, control chip 6 can feel the temperature and/or pressure surveyed in mask body 1, and controls ventilation fan 4 accordingly.

When reality uses, control chip 6 can utilize pressure detection module senses to the force value of mask body 1 inside, and when force value is supercharging, ventilation fan 4 is by mask body 1 interior air draft; When force value is pressure-less state, ventilation fan 4 can enter to switching state; When force value is for decompression, ventilation fan 4 leads wind inside the lateral by mask body 1. Above-mentioned three states correspond to respectively, the suction condition of user, intermittently state and suction condition, control chip 6 can record the above-mentioned data breathing the frequency about user, the data breathing the frequency can be passed through wired or wireless way for transmitting extremely intelligence equipment by control chip 6, by intelligence equipment according to breathing frequency data, analyze and judge the healthy state of user's health. Several different using state can also be being preset in addition in intelligence equipment, can be such as walking state or kinestate, by intelligence equipment, control chip 6 is controlled, control chip 6 switches importing or the derivation state of gas fan 4 according to different using states, and the frequency importing or deriving.

According to an enforcement mode of the present utility model, wherein controlling chip 6, power supply 5 and ventilation fan 4 and be installed on substrate (not shown), substrate is connected with mask body 1 is dismountable. Adopt this kind of design, it is possible to effectively reduce the area that above-mentioned each parts take mask body 1, avoid the permeability on mask body 1 to fit into impact. In addition in the above-mentioned design of employing, it is also possible to make above-mentioned parts all can change separately, and make structure of the present utility model more simple, effectively reduce and produce and use cost.

Should be understood that, not in all embodiments of the present utility model, all must comprise control chip 6 and substrate, in other enforcement mode of the present utility model, the control of ventilation fan 4 freely can also be controlled by switch by user, because the utility model does not limit the concrete control mode of ventilation fan 4.

Fig. 5 is the schematic perspective view of the wire netting of a kind of mouth mask according to an illustrative embodiments. As shown in the figure, according to an enforcement mode of the present utility model, wire netting 12 is also provided with bracing frame 121, junction surface 122 and point of suppon 123. Bracing frame 121 is formed at edge and/or the medium position of wire netting 12, and bracing frame 121 can support and locate wire netting 12. Bracing frame 121 specifically adopts the metallic substance such as the copper of suitable diameter, is possible not only to support metal net 12, it is also possible to adjustment mask body 1 and facial laminating degree. In addition when the temperature in cold source 2 is too low, it is possible to adjust the distance of cold source 2 with face, make mask body 1 have certain space with the face of user, mask body 1 can be made time temperature is high to be close to the face of user, nice and cool suitable to ensure comfort level.

Junction surface 122 is specifically as follows the tinsel or metallic netted structural that are connected with wire netting 12, arranges junction surface 122 main purpose and is, cold source 2 can be fitted tightly by junction surface 122, plays the effect being delivered in whole mask body by low temperature. Point of suppon 123 may be used for installing above-mentioned ventilation fan 4, and point of suppon 123 can extracting power supply cord, ventilation fan 4 is connected with power supply 5 switch.

A kind of enforcement mode of another offer, in mouth mask, wire netting 12 also can be connected with external negative ion generating device, negative ion generating device can be selected and control chip 6, power supply 5 and communicator etc. and become one, it is connected with mask body 1 by a wire, wherein there is negative ion pole line and be connected with wire netting 12. This kind of external equipment can also have such as the function of mobile power supply or mobile WIFI. In this kind of embodiment, wire netting 12 is relatively applicable between filtering layer 13 and outer 14, outside namely wire netting 12 is positioned at filtering layer 13, with this, can make wire netting 12 can anion air is purified, dedusting, taste removal, sterilizing, then after filtering layer 13 again for breathe. Isolated by filtering layer 13 and air retaining wall 11 between wire netting 12 and user's face, with anti-electrostatic.

Fig. 6 is the schematic perspective view of the low temperature box of a kind of mouth mask according to an illustrative embodiments. Fig. 7 is the schematic side view of the low temperature box of a kind of mouth mask according to an illustrative embodiments. The low temperature box that Fig. 8 is a kind of mouth mask according to an illustrative embodiments opens state schematic side view. Fig. 9 is the schematic top plan view of the low temperature box of a kind of mouth mask according to an illustrative embodiments. Figure 10 is the elevational schematic view of the low temperature box of a kind of mouth mask according to an illustrative embodiments.

As shown in Fig. 6 to Figure 10, according to an enforcement mode of the present utility model, wherein also comprise the cold source box 7 for accommodating cold source 2. Cold source box 7 specifically can be incubated material and make, and its shape can be cylindrical structural, or square structure, and the utility model does not limit its concrete shape. Cold source box 7 can be installed on the outside of mask body 1, and is conducting part 71 bottom cold source box 7, and conducting part 71 can adopt the material of above-mentioned wire netting 12 to make, and its heat conductivility is good. During use, conducting part 71 fits tightly with wire netting 12 or junction surface 122, and cold source 2 is placed in box 7 inside, cold source, and fits tightly with conducting part 71. In addition in other embodiment of the present utility model, cold source box 7 also comprises a cold source lid 72, and cold source is covered 72 and dismountable is installed on box 7 top, cold source, and cold source lid 72 can optionally open or close cold source box 7. Specifically, the outside that cold source lid 72 can be sheathed on cold source box 7, and cold source lid 72 can be connect by spiral shell or snap fit and cold source box 7 link together. Adopt this kind of design, it is possible to use the utility model is convenient to change cold source 2 more, it is to increase ease for use of the present utility model.

Figure 11 is the schematic diagram in the cold source of a kind of mouth mask according to an illustrative embodiments. Figure 12 is the schematic diagram of the incubation chamber of a kind of mouth mask according to an illustrative embodiments.

As shown in the figure, according to an enforcement mode of the present utility model, also comprising an incubation chamber 8, the concrete material of incubation chamber 8 can adopt insulation material to make, and its shape specifically can design corresponding to the shape of above-mentioned cold source box 7. Such as cold source box 7 and incubation chamber 8 are all designed to cylinder shape. As shown in figure 11, cold source 2 equally also can be designed to cylinder shape. Incubation chamber 8 can be placed in pocket and carry with, and cold source 2 can be placed on refrigerator cryopreservation indoor, it is necessary to time takes out, and is placed in mouth mask low temperature box and uses at once. Cold source 2 can also be placed in incubation chamber 8, re-use when needed. Adopt this kind of design, it is possible to make the utility model can remain on low-temperature condition for a long time, it is applicable to using the utility model for a long time, to improve suitability of the present utility model further.

In order to improve suitability of the present utility model further, expand the scope of application of the present utility model further, embodiment of the present utility model also provides a kind of mouth mask with gas defence function, for saving space, hereinafter only distinctive points in the present embodiment and above-described embodiment being made an explanation, other identical content is not repeated. Filtering layer 13 is eliminated, and the material of outer 14 is made up of airtight material in the present embodiment, and in order to reach gas defence effect, and newly increase a filter cartridge 9, below with reference to accompanying drawing to enforcement of the present utility model, illustrate as follows.

Figure 13 is the filter cartridge schematic diagram of a kind of mouth mask according to another illustrative embodiments. Figure 14 is the filter cartridge elevational schematic view of a kind of mouth mask according to another illustrative embodiments.

As shown in Figure 13 to Figure 14, it is possible to comprising enclosing cover 91 and interior box 92, both are sealed connected together mutually. Being formed with outer gas port 911 on enclosing cover 91, interior box 92 is formed with interior gas port 921, and both are through with air flue 93. Filter cartridge 9 is installed on outer 14, and inside and outside energy connected entrance cover body 1, interior gas port 921 can fit tightly through outer 14 with wire netting 12. And being placed with cold source 2 and filter material in air flue 93, and can be provided with heat conductive filament 94 on interior gas port 921, cold source 2 fits tightly with wire netting 12 by heat conductive filament 94, and heat conductive filament 94 specifically can adopt copper or the good metal of other heat conductivility to make.

During use, air is introduced into filter cartridge 9, and the filtration of material after filtration, then after the cooling in cold source 2, then the inside of admission port cover body 1, air now is through the air of cooling, makes breathing more comfortable. Arrange heat conductive filament 94 can be transmitted in mask body 1 by low temperature, thus reach the effect of the cooling whole face of user. Filter cartridge 9 is filtered material and such as be may be selected to be electret filter, nucleopore membranes or N95 filter material, or above-mentioned filter material institute filtering material of activated carbon compound use.

In sum, the beneficial effects of the utility model are, the utility model uses cold source to carry out the lateral transport of low temperature in conjunction with wire netting, utilize Outlast viscose fiber to be equipped with ventilation fan and carry out longitudinal direction transmission and the ventilation of temperature. The mouth mask used under being very suitable for summer or high-temperature service environment.

Mouth mask of the present utility model utilizes wire netting to be supported by mouth mask, it is possible to the surrounding of mouth mask and face are fitted more, and the middle portion of mouth mask has bracing frame to support equally, it is possible to according to the laminating degree of the cold and hot degree of mouth mask adjustment mouth mask with face. Reach more comfortable object. Design of the present utility model can be split type in addition, it is also possible to is integral type, and the filter material of split type mouth mask can be changed at any time, wire netting, and low temperature box and ventilation fan all can be reused. Filter material in addition replaceable so that the utility model is not only applicable in common mouth mask, dust protecting mask, anti-haze mouth mask, surgical mask, activated carbon medical mask, the design of low temperature box is combined with the filter cartridge of gas defence, is also applicable to industry mouth mask, applied widely.

In order to a step is in order to prove cooling performance of the present utility model, cooling temperature has been carried out systems analysis by us. Bright in detail below in conjunction with accompanying drawing and experimental data:

Figure 15 is the utility model one embodiment cooling performance test simulation structural representation. As shown in the figure, first according to mouth mask size (the long about 20cm of reality, width is 10cm about) place one piece of gauze 100 at desktop, in the middle of on gauze, guarantor's freezing ice bag 200 is placed at position, is pressed onto one end of many copper wires 300 and protects below freezing ice bag, the other end extends to mouth mask edge, as shown in figure 15, at distance ice bag 2cm, 4cm, the place of 6cm, 8cm and mouth mask edge 10cm utilizes the test of CEMDT-811 infrared thermometer to protect after freezing ice bag copper wire each point in the temperature of different time placing. Temperature test result is as shown in table 1:

Table 1

Time distance	2cm	4cm	6cm	8cm	10cm
						Initially	19.8	19.8	19.8	19.8	19.8
0min	17.5	18.6	18.8	19.6	19.8
						2min	16��9	18.4	19.3	19.4	19.4
4min	16.6	17.9	19	19.2	19.6
						6min	16.1	18	18.7	19.1	19.4
8min	15.4	17.8	18.3	18.8	19.1
						10min	15.4	17.5	18.1	18.6	18.9
15min	15.9	17.4	18.5	18.8	19.2
						20min	15.2	17.2	18.1	18.8	18.9
25min	15.1	17.1	18	18.4	18.8
						30min	15.1	17	17.7	18.7	18.8

Figure 16 is another embodiment cooling performance test simulation structural representation of the utility model. As shown in the figure, two can be placed on the gauze 100 of another block mouth mask size and protect freezing ice bag 200, as shown in the figure, same measurement distance ice bag 2cm, the temperature of 4cm, 6cm each point. Temperature test result is as shown in table 2:

Table 2

Experimental result proves, it is being placed on copper wire by guarantor's freezing ice bag to measure (0min) at once, the temperature of each point there occurs obvious change, from protect freezing ice bag more close to, lower the temperature more obvious, have dropped about 4 degree after 10 minutes from the place protecting freezing ice bag 2cm, cooling rate slows down afterwards, decrease in temperature about 5 degree after 30min. From protect freezing ice bag away from the temperature at edge also significantly decrease. After 30min, distance protects the place of freezing ice bag 10cm, and the lip temperature being also exactly mouth mask have dropped 1 degree, and uses two to protect freezing ice bags, the centre portions of gauze, namely from ice bag away from place also reduce 2 degree.

It should be noted that, this is the plastics casing inside that guarantor's freezing ice bag is placed on thick about 3mm, insulation ice bag box surface temperature is 5 degree, single root copper wire exposes in atmosphere completely, has direct heat exchange with air, and the experiment done when friendship does not connect mutually, in actual use, the wire netting that crosslinked copper wire is made is wrapped in mouth mask inside, it does not have with the direct heat exchange in the external world, cooling-down effect can than current better effects if. From soaking time, measuring protecting freezing ice bag surface temperature change at room temperature separately, initial temperature is 5 degree, one hour rear surface temperature 6.5 degree, after 5 hours 9 degree. Protect freezing ice bag and can keep low-temperature condition for a long time, ensure that mouth mask can play cooling-down effect for a long time. More than test proof, this mouth mask of the present utility model not only cooling-down effect obviously and can use for a long time.

Should it will be appreciated that the utility model be limited in its application to detailed construction and the decoration form of parts in this paper. The utility model can have other embodiments, and can realize in many ways and perform. Aforesaid deformation form and modification drop in scope of the present utility model. Should it will be appreciated that the utility model that is open herein and that limit extends to text and/or drawings mentions or all alternative combination of obvious two or more independent features. All these different combinations form multiple alternative aspect of the present utility model. Embodiment as herein described describes and becomes known for realizing best mode of the present utility model, and those skilled in the art will be enable to utilize the utility model.

Although disclosing the utility model with reference to some embodiment, but under the prerequisite not deviating from scope of the present utility model and category, it is possible to described embodiment is carried out multiple variants and modifications. Therefore, it is to be understood that the utility model is not limited to the embodiment set forth, its protection domain should be limited by structure and the scheme of the content of claims and equivalence thereof.

Claims (10)

1. a mouth mask, comprises mask body and connecting band, it is characterised in that, also comprise a cold source;

Described mask body can be fitted with user's face, and covers user's mouth nose, and described mask body comprises wire netting, filtering layer and the skin fitted successively, or described mask body comprises filtering layer, wire netting and the skin fitted successively; Described wire netting or filtering layer and user's face laminating;

Described cold source is dismountable is installed on described skin, and described cold source can fit tightly with described wire netting, and described cold source can reduce the temperature of described wire netting, reduces the temperature of gas in described mask body with this;

Described connecting band is at least two, and described connecting band is connected to the both sides of described mask body, and the mutual adjustable connection of energy of described connecting band, described mask body can be fixed on the head of user by described connecting band.

2. mouth mask as claimed in claim 1, it is characterized in that, described mask body is also provided with ventilation fan and power supply, described ventilation fan is connected with described power electric, described ventilation fan can be connected inside and outside described mask body, gas can be derived by described ventilation fan or import inside and outside described mask body.

3. mouth mask as claimed in claim 2, it is characterised in that, described ventilation fan is installed between described wire netting and skin, and described filtering layer hides inlet mouth or the air outlet of described ventilation fan; Described ventilation fan comprises supply fan and fan of giving vent to anger, and gas can be directed into inside mask body by described supply fan, and described filtering layer hides inlet mouth and/or the air outlet of described supply fan, described in fan of giving vent to anger gas can be exported to outside mask body.

4. mouth mask as claimed in claim 2, it is characterized in that, also comprise a control chip, described control chip is installed in described mask body, described control chip is connected with described power electric, and be connected with described ventilation fan electrical signal, described control chip can feel the temperature and/or pressure surveyed in described mask body, and controls described ventilation fan accordingly.

5. mouth mask as claimed in claim 4, it is characterised in that, described control chip, power supply and fan are installed on substrate, and described substrate is connected with described mask body is dismountable.

6. mouth mask as claimed in claim 1, it is characterized in that, also comprise the cold source box for accommodating cold source, described cold source box is installed on the outside of described mask body, and be conducting part bottom the box of described cold source, described conducting part and described wire netting fit tightly, and described cold source and described cold conducting part fit tightly.

7. mouth mask as claimed in claim 6, it is characterised in that, described cold source box also comprises a cold source lid, and described cold source lid is dismountable is installed on box top, described cold source, and described cold source lid can optionally open or close cold source box.

8. mouth mask as described in item as arbitrary in claim 1 to 7, it is characterised in that, also comprise a bracing frame, support frame as described above is formed at edge and/or the medium position of described wire netting, and support frame as described above can support and locate described wire netting.

9. mouth mask as described in item as arbitrary in claim 1 to 7, it is characterised in that, also it is formed with a theca interna in described wire netting.

10. a mouth mask, comprises mask body and connecting band, it is characterised in that, also comprise a cold source and a filter cartridge;

Described mask body can with user's face laminating, and cover user's mouth nose, described mask body is sticked to form successively by wire netting, skin, and described wire netting is fitted with user's face, and described skin is airtight material;

Described cold source is dismountable is installed on described skin, and cold source can inside and outside connected entrance cover body, described cold source can fit tightly with described wire netting, and described cold source can reduce the temperature of described wire netting, reduces the temperature in described mask body with this;

Described filter cartridge comprises interior gas port and outer gas port, is through with air flue between described interior gas port and described outer gas port; Described filter cartridge is installed on described skin, and inside and outside energy connected entrance cover body, is equipped with filter material and cold source in described air flue;

Described connecting band is at least two, the both sides being connected to described mask body of described connecting band, and the mutual adjustable connection of energy of described connecting band, described mask body can be fixed on the head of user by described connecting band.