CN219743605U

CN219743605U - Heatable formula respirator

Info

Publication number: CN219743605U
Application number: CN202122370226.9U
Authority: CN
Inventors: 王世游
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2023-09-26
Anticipated expiration: 2031-09-27

Abstract

The utility model relates to a heatable breathing mask. The breathing mask comprises a mask body capable of covering the mouth, nose and ears of a human body, wherein a nose sealing ring is arranged at the position, corresponding to the nose of the human body, of the mask body, the inner periphery of the nose sealing ring is limited with a mounting hole, a nose warming mask is arranged in the mounting hole, the nose warming mask is provided with a nose accommodating space for placing the nose of the human body and a breathing channel for communicating the nose accommodating space with the outside, a heating part is arranged in the breathing channel, and wearing parts are arranged at two sides of the mask body; the respiratory mask may further comprise a flexible filter mask for use in conjunction with the mask body. The breathing mask can heat and humidify air inhaled by the nose of a human body, can prevent external harmful substances from greatly invading the mouth, the nose and the ear of the human body, can adsorb gas exhaled by the mouth of the human body such as saliva and the like, changes the direction of the gas exhaled by the mouth of the human body, can play a role in keeping out wind, and can filter the air inhaled by the mouth and the nose of the human body.

Description

Heatable formula respirator

Technical Field

The utility model relates to the technical field of health care appliances and medical appliances, in particular to a heatable breathing mask.

Background

The applicant has filed a Chinese patent with the patent number ZL202011121121.3 and the name of a heating nose mask, and the heating nose mask solves the technical problems that when the weather is cold and dry, the protective articles such as cold-proof face masks, scarves or face masks can not reach ideal comfortable temperature and humidity when a user wears the protective articles, and solves the technical problems that patients suffering from diseases related to breathing such as rhinitis and nasal obstruction easily relapse and influence life and production when going out.

However, the nose mask can only cover the nose of a human body, the mouth of the human body and the like are exposed, so that on one hand, substances such as dust, spray, viruses and the like harmful to the outside still largely invade the human body through the mouth of the human body, thereby generating various damages to the human body, on the other hand, gas (such as saliva and the like) exhaled by the mouth of the human body directly flies to the surrounding environment, thereby easily damaging surrounding people, and on the other hand, the nose mask cannot play a role of wind shielding in the winter of outdoor use. Moreover, the heated mask also cannot filter the air inhaled by the mouth of the human body. The function of the product is not perfect, and further design improvement is needed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the heatable breathing mask which has more perfect functions, reasonable structural design, convenient installation and manufacture and easy disassembly, cleaning and maintenance.

The aim of the utility model is realized by the following technical scheme:

the utility model provides a heatable formula respirator, includes the face guard body that can cover human oral area and nose at least, the position that corresponds human nose on the face guard body is equipped with the nose sealing ring, a mounting hole is defined to the inner periphery of nose sealing ring, install warm nose cup in the mounting hole, warm nose cup has the nose accommodation space that can supply human nose to put in, warm nose cup still has with the breathing passage of nose accommodation space and outside intercommunication, be equipped with heating element in this breathing passage, this heating element can be to certainly breathe in the outside air of nose accommodation space heats, the both sides of face guard body are provided with the wearing portion that is used for fixing the face guard body at human face.

Further, the mask also comprises a flexible filter cover which can cover the mouth and the nose of a human body, the flexible filter cover can be selectively combined with the mask body or not, and when the flexible filter cover is combined with the mask body, the flexible filter cover is arranged on the inner side of the mask body.

Furthermore, a plurality of anti-skid convex ribs positioned on the left side and the right side of the nose sealing ring are also arranged on the inner surface of the mask body.

Further, the nose warming cover comprises a nose-shaped cover body and a bottom cover, the nose-shaped cover body comprises a peripheral wall and a bottom wall, a nose accommodating space is formed between the inner side surface of the peripheral wall and the upper surface of the bottom wall, the bottom cover and the lower side of the bottom wall are detachably clamped together, the breathing channel comprises an air inlet formed in the bottom cover, an air outlet formed in the bottom wall and an inner accommodating cavity of the nose warming cover formed between the bottom cover and the bottom wall and communicated with the air inlet and the air outlet, and the heating component is arranged in the inner accommodating cavity of the nose warming cover.

Further, still include controller, cable, first electrically conductive spring leaf, second electrically conductive spring leaf, cable one end with the controller is connected, the other end stretches into warm nose cup inside appearance intracavity, be equipped with on the one side internal surface of face guard body and be used for fixing the fixed ply-yarn drill of cable, heating element is the electric heat piece, first electrically conductive spring leaf and second electrically conductive spring leaf detachably joint respectively on this electric heat piece, the end that stretches into of cable is provided with first connecting terminal and second connecting terminal, first connecting terminal and second connecting terminal's lower extreme respectively with first electrically conductive spring leaf and second electrically conductive spring leaf butt, first connecting terminal and second connecting terminal's upper end are fixed respectively on the diapire of imitative nose cup body, heating element with all be equipped with the heat insulation post between the diapire of imitative nose cup body and the bottom, imitative nose cup body's diapire lower surface and/or still be equipped with the spacing post on the inner wall of bottom, the heating element is last to be offered and be used for supplying the spacing post of inserting.

Further, still include temperature sensor and sensor protective housing, the sensor protective housing can dismantle the setting and be in warm nose cup inside appearance intracavity, temperature sensor fixed mounting is in the sensor protective housing, the end of stretching into of cable still is provided with third connecting terminal and fourth connecting terminal, be connected with first wire and second wire on the temperature sensor, first wire and second wire wear out the sensor protective housing and respectively detachably connect in third connecting terminal and fourth connecting terminal.

Further, an annular boss extending from the air inlet to the bottom wall of the nose-like cover body is further arranged on the inner wall of the bottom cover, a liquid storage cavity is formed between the outer peripheral surface of the annular boss and the inner wall of the bottom cover, and a liquid injection gap with a certain distance is reserved between the annular boss and the heating part.

Furthermore, the outer opening of the nose sealing ring is larger than the inner opening, and the nose warming cover is arranged in the mounting hole from the outer opening of the nose sealing ring and can be detachably fixed through an annular clamping piece.

Further, be equipped with an annular clamping groove on the inner peripheral wall of nose sealing ring, annular fastener including the embedding annular clamping groove first annular portion with overlap in warm nose cup outside peripheral second annular portion, be formed with between first annular portion and the second annular portion with the annular step portion of the outside opening laminating of nose sealing ring, warm upper end lateral wall of nose cup is protruding to be equipped with backstop portion, this backstop portion with the upper end backstop cooperation of second annular portion and be equipped with first spacing lug and the first spacing recess of mutually supporting between the two, warm nose cup's bottom surface with be equipped with second spacing lug and the second spacing recess of mutually supporting between the lower extreme of second annular portion, the lower extreme of second annular portion still is equipped with outwards extending and is used for holding warm nose cup bottom surface's supporting portion, warm nose cup's both sides are equipped with the fixture block respectively, the both sides of annular fastener are equipped with the hook of hook joint in corresponding fixture block respectively.

Furthermore, the mask body can also cover human ears, and sound transmission holes are formed at positions, corresponding to the human ears, of the two sides of the mask body; the wearing part comprises hanging belts arranged at the positions of the two sides of the mask body corresponding to the ears of the human body and first magic adhesive belts and second magic adhesive belts arranged at the tails of the two sides of the mask body, wherein the first magic adhesive belts and the second magic adhesive belts can be mutually adhered together and can be mutually separated.

Compared with the prior art, the utility model has the following beneficial effects:

firstly, the nose warming mask with the functions of heating, humidifying and the like is skillfully arranged on a mask body to form the multifunctional breathing mask, when the mask is worn on the face of a human body, the mask can heat and humidify air inhaled by the nose of the human body, so that the nose of the human body can inhale comfortable temperature and air with humidity to achieve the purposes of health care and treatment, various harmful substances outside can be prevented from greatly invading the mouth, nose and ear of the human body, the sanitation and health of the human body can be ensured, the gas exhaled by the mouth of the human body such as saliva and the like can be adsorbed, the direction of the gas exhaled by the mouth of the human body can be changed, the influence on the health of other people caused by the fact that the gas exhaled by the mouth of the human body flies to the surrounding environment can be avoided, the mask can play a role of wind shielding in winter when the mask is combined with the flexible filtering mask, and the air inhaled by the mouth and the nose of the human body can be filtered, so that the health of the human body is further improved.

Secondly, the structural design of the heatable breathing mask is very reasonable, the breathing mask is convenient to install and manufacture, is easy to detach, clean and maintain, is very simple, convenient and reliable when being worn on the face of a human body, and is not easy to fall off or loose.

Drawings

FIG. 1 is a schematic illustration of the overall structure of a heatable respiratory mask according to an embodiment of the utility model that is not used in conjunction with a flexible filter mask.

Fig. 2 is a schematic diagram of the overall structure of a heatable respiratory mask used in conjunction with a flexible filter mask according to an embodiment of the utility model.

Fig. 3 is an exploded view of the structure of fig. 2.

Fig. 4 is a schematic view of the outside view structure of the flexible filter housing according to the embodiment of the present utility model.

Fig. 5 is a schematic view of the structure of the outer side view of the mask body according to the embodiment of the present utility model.

FIG. 6 is a schematic view of the inside view of a warm nose cup according to an embodiment of the utility model.

Fig. 7 is a schematic view of an inner side view of the annular clip according to an embodiment of the present utility model.

Fig. 8 is a schematic view of an outer view structure of the annular clip according to an embodiment of the present utility model.

FIG. 9 is a schematic exploded top view of a nose warming mask according to an embodiment of the utility model.

FIG. 10 is a schematic top view of a nose warming mask according to an embodiment of the utility model.

FIG. 11 is an exploded bottom view of a nose warming mask according to an embodiment of the utility model.

FIG. 12 is a schematic cross-sectional view of a warm nose cup according to an embodiment of the utility model.

Fig. 13 is an exploded view showing another implementation structure of the heating member in the embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to examples given in the accompanying drawings.

As shown in fig. 1 to 12, the heatable breathing mask provided in this embodiment includes a mask body 1 that can cover at least the mouth and nose of a person, a nose sealing ring 2 is provided on the mask body 1 at a position corresponding to the nose of the person, an installation hole 3 is defined on the inner periphery of the nose sealing ring 2, a warm nose mask 4 is installed in the installation hole 3, the warm nose mask 4 has a nose accommodation space 41 into which the nose of the person can be placed, the warm nose mask 4 further has a breathing channel 42 that communicates the nose accommodation space 41 with the outside, a heating member 43 is provided in the breathing channel 42, the heating member 43 can heat the outside air sucked into the nose accommodation space 41 from the breathing channel 42, and wearing parts 5 for fixing the mask body on the face of the person are provided on both sides of the mask body 1.

The heatable respirator also comprises a flexible filter shell 6 which can cover the mouth and nose of the person, the flexible filter shell 6 being optionally used in combination with the mask body 1 or not. When the flexible filter cover 6 is used in combination with the mask body 1, the flexible filter cover 6 is placed inside the mask body 1, and in particular, the flexible filter cover 6 has a nose cover portion 61 and a mouth cover portion 62, and the nose cover portion 61 of the flexible filter cover 6 can be inserted into the nose accommodating space 41, thereby keeping the flexible filter cover 6 fixed on the mask body 1, and then the mask body 1 combined with the flexible filter cover 6 is worn on the face of the human body through the wearing part 5, so that no additional wearing component is required on the flexible filter cover 6. In addition, the material of the flexible filter cover 6 can be designed with reference to the existing common medical protective mask.

As described above, when the mask body 1 incorporating the flexible filter cover 6 is worn on the face of a human body, on the one hand, the air inhaled from the nose of the human body can be heated by the heating means 43 in the warm nose cover 4, on the other hand, the external harmful substances can be prevented from largely invading the mouth, nose, etc. of the human body by the shielding of the mouth, nose, etc. of the human body by the mask body 1, and the gas exhaled from the mouth of the human body such as saliva, etc. can be adsorbed, and the direction of the gas exhaled from the mouth of the human body can be changed, and the wind shielding effect can be achieved, on the other hand, the air inhaled from the mouth, nose, etc. of the human body can be filtered by the flexible filter cover 6.

Of course, the user may choose not to use the flexible filter cover 6 in combination with the mask body 1 according to his own situation, and may take off the flexible filter cover 6. In this case, although the air filtering function of the flexible filter cover 6 is lost, the ventilation property of the mask is relatively better.

In this embodiment, the inner surface of the mask body 1 is further provided with a plurality of anti-slip ribs 7 located on the left and right sides of the nose sealing ring 2. Because in order to ensure the air tightness during specific manufacturing, the inner side surface of the nose sealing ring 2 is raised by a certain thickness relative to the inner surface of the mask body 1, the anti-slip raised ribs 7 can fill the thickness difference between the inner surface parts of the two sides of the mask body 1, which are close to the nose sealing ring 2, and the inner side surface of the nose sealing ring 2, so that the mask body 1 is better attached and fixed with the human face, and slipping is prevented.

In this embodiment, the nose-warming mask 4 includes a nose-shaped mask body 4a and a bottom cover 4b, the nose-shaped mask body 4a includes a peripheral wall 4a1 and a bottom wall 4a2, the nose accommodating space 41 is formed between the inner side surface of the peripheral wall 4a1 and the upper surface of the bottom wall 4a2, the bottom cover 4b and the lower side of the bottom wall 4a2 are detachably clamped together, the breathing channel 42 includes an air inlet 421 formed on the bottom cover 4b, an air outlet 422 formed on the bottom wall 4a2, and a nose-warming mask inner cavity 423 formed between the bottom cover 4b and the bottom wall 4a2 and communicated between the air inlet 421 and the air outlet 422, and the heating member 43 is disposed in the nose-warming mask inner cavity 423.

As described above, the upper end of the bottom cover 4b is provided with the first annular engaging portion 4b1 having a convex structure, the lower end of the bottom wall 4a2 is provided with the second annular engaging portion 4a21 having a concave structure, the first annular engaging portion 4b1 is provided with a plurality of ribs 4b11 at intervals in the circumferential direction, and the second annular engaging portion 4a21 is provided with a plurality of grooves 4a22 at intervals in the circumferential direction. When the bottom cover 4b is connected with the bottom wall 4a2, the first annular combining part 4b1 is embedded into the second annular combining part 4a21, and the clamping ribs 4b11 on the first annular combining part 4b1 are correspondingly clamped into the clamping grooves 4a22 on the second annular combining part 4a21, so that the detachable clamping connection between the bottom cover 4b and the bottom wall 4a2 is realized. When the warm nose cover 4 is required to be opened, the nose-like cover body 4a and the bottom cover 4b are only required to be broken away from each other in the separating direction by a little force, and the clamping ribs 4b11 are separated from the clamping grooves 4a22, so that the design is convenient for disassembling, cleaning and maintaining the related structures in the inner cavity 423 of the warm nose cover.

The heatable breathing mask further comprises a controller 8, a cable 9, a first conductive spring piece 10 and a second conductive spring piece 11, wherein one end of the cable 9 is connected with the controller 8, and the other end of the cable extends into the inner cavity 423 of the nose warming mask. The inner surface of one side of the mask body 1 is provided with a fixing line card 12 for fixing the cable 9, so that the cable 9 can not swing randomly to influence the use. The heating component 43 is an electric heating sheet, the first conductive spring piece 10 and the second conductive spring piece 11 are detachably clamped on the electric heating sheet respectively, the extending end of the cable 9 is provided with a first connecting terminal 91 and a second connecting terminal 92, the lower ends of the first connecting terminal 91 and the second connecting terminal 92 are respectively abutted with the first conductive spring piece 10 and the second conductive spring piece 11, and the upper ends of the first connecting terminal 91 and the second connecting terminal 92 are respectively fixed on the bottom wall 4a2 of the nose-like cover body 4a, so that the design can ensure the reliability of electric connection between the first connecting terminal 91 and the second connecting terminal 92 and the heating component 43, and the disassembly, the cleaning and the replacement of the heating component 43 can be facilitated.

Further, the heat insulation columns 13 are respectively arranged between the heating component 43 and the bottom wall 4a2 and the bottom cover 4b of the nose-like cover body 4a, so that heat conduction from the heating component 43 to the bottom wall 4a2 and the bottom cover 4b can be reduced, the inner wall of the bottom cover 4b is also provided with a limit column 4b2, the heating component 43 is provided with a limit hole 431 for the limit column 4b2 to be inserted, and the heating component 43 cannot shake in the internal cavity 423 of the nose-warming cover through the cooperation of the limit column 4b2 and the limit hole 431.

In other alternative embodiments, in order to realize the positioning of the heating element 43, a limit post inserted into the limit hole 431 may be disposed on the lower surface of the bottom wall 4a2 of the nose-shaped cover 4a, or the limit post structure may be disposed on both the lower surface of the bottom wall 4a2 of the nose-shaped cover 4a and the inner wall of the bottom cover 4 b.

The heatable respirator further comprises a temperature sensor 22 and a sensor protective shell 23, wherein the sensor protective shell 23 is detachably arranged in the inner cavity 423 of the nose warming mask, the temperature sensor 22 is fixedly arranged in the sensor protective shell 23, the extending-in end of the cable 9 is further provided with a third connecting terminal 93 and a fourth connecting terminal 94, the temperature sensor 22 is connected with a first lead 221 and a second lead 222, and the first lead 221 and the second lead 222 penetrate out of the sensor protective shell 23 and are respectively detachably connected with the third connecting terminal 93 and the fourth connecting terminal 94. This design is advantageous in protecting the temperature sensor 22 from damage and in facilitating the removal and replacement of the temperature sensor 22.

As described above, the heatable breathing mask controls the heating member 43 to be turned on and off by the switch button on the controller 8, and the temperature sensor 22 detects the heating temperature of the heating member 43 in real time and transmits the detected temperature data to the controller 8 during the operation of the heating member 43, and when the temperature data is higher or lower than the preset comfort temperature value of the human body, the controller 8 again controls the heating member 43 to lower or raise the heating temperature, thereby realizing the constant temperature control and further making the nose of the human body inhale the air with the comfort temperature. In addition, the heatable breathing mask can further comprise a mobile power supply 19 which is matched with the controller 8 and detachably connected with the controller through a charging wire, and the mobile power supply 19 can be a charging device, so that the breathing mask is convenient to carry with the user to supplement power. When the charger baby is used in winter, the liquid therein is sticky and frozen to influence the use, so that a user is required to put the charger baby into clothes when the charger baby is used, and the normal operation of the charger baby is ensured by the body temperature of the user.

In this embodiment, the extending end of the cable 9 and the first connection terminal 91, the second connection terminal 92, the third connection terminal 93 and the fourth connection terminal 94 are all fixed on the bottom wall 4a2 of the nose-like cover 4a through injection molding, so that the extending end of the cable 9 and the loosening of each terminal during use can be better avoided.

In this embodiment, an annular boss 4b3 extending from the air inlet 421 to the bottom wall 4a2 of the nose-like cover body 4a is further provided on the inner wall of the bottom cover 4b, a liquid storage cavity 4b4 is formed between the outer peripheral surface of the annular boss 4b3 and the inner wall of the bottom cover 4b, and a liquid filling gap 4b5 is left between the annular boss 4b3 and the heating member 43. When in use, the water solution can be injected into the liquid storage cavity 4b4 from the air inlet 421 and the liquid injection gap 4b5, thereby humidifying the air inhaled by the nose of the human body. If the water solution is replaced by liquid medicine, the medicine fumigation treatment effect can be also achieved on the respiratory system of the human body.

Further, two first separating ribs 4b6 located at two sides of the annular boss 4b3 are arranged on the inner wall of the bottom cover 4b, two second separating ribs 4a23 located at two sides of the air outlet 422 are arranged on the lower surface of the bottom wall 4a2 of the nose-shaped cover body 4a, the two second separating ribs 4a23 and the two first separating ribs 4b6 are correspondingly attached together, and a space enclosed between the two second separating ribs 4a23 and the two first separating ribs 4b6 is the internal cavity 423 of the nose-shaped cover, so that when the air exhaled by a human body exhales outwards through the breathing channel 42, retention of the exhaled air in the inner cavity of the bottom wall 4a2 of the nose-shaped cover body 4a and the inner cavity of the bottom cover 4b can be reduced, and further, human body breathing is smoother.

In this embodiment, the outer opening 201 of the nose sealing ring 2 is larger than the inner opening 202, and the warm nose mask 4 is fitted into the mounting hole 3 from the outer opening 201 of the nose sealing ring 2 and detachably fixed by an annular clip 14. Further, since the inner side opening 202 of the nose seal ring 2 is smaller than the outer side opening 201, the inner side surface of the warm nose cup 4 is shielded by the edge of the inner side opening 202 from protruding beyond the nose seal ring 2.

Specifically, an annular clamping groove 203 is formed in the inner peripheral wall of the nose sealing ring 2, the annular clamping piece 14 comprises a first annular portion 141 embedded into the annular clamping groove 203 and a second annular portion 142 sleeved on the outer periphery of the warm nose cover 4, an annular step portion 143 attached to the outer opening 201 of the nose sealing ring 2 is formed between the first annular portion 141 and the second annular portion 142, a stop portion 401 is convexly arranged on the outer side wall of the upper end of the warm nose cover 4, the stop portion 401 is matched with the upper end of the second annular portion 142 in a stop manner, a first limit bump 15 and a first limit groove 16 which are matched with each other are arranged between the stop portion 401 and the upper end of the second annular portion 142, a second limit bump 20 and a second limit groove 21 which are matched with each other are arranged between the bottom of the warm nose cover 4 and the lower end of the second annular portion 142 are further arranged at the lower end of the second annular portion 142, a supporting portion 17 which extends outwards and is used for supporting the bottom of the warm nose cover 4 is further arranged at the lower end of the second annular portion 142, clamping blocks 402 are respectively arranged at two sides of the warm nose cover 4, and hooks 144 which are hooked on the corresponding clamping blocks 402 are respectively arranged at two sides of the annular clamping piece 14. The structure design enables the nose warming cover 4 to be detachably arranged in the mounting hole 3 more simply, firmly and beautifully.

In this embodiment, the mask body 1 may further cover human ears, and the positions of the two sides of the mask body 1 corresponding to the human ears are provided with sound transmission holes 18 with fine structures, so that the design can prevent external harmful substances from greatly invading into the human ears, and ensure that the human ears can hear external sounds.

In this embodiment, the wearing part 5 includes a hanging belt 51 disposed at two sides of the mask body 1 and corresponding to the ear positions of the human body, and a first magic tape 52 and a second magic tape 53 disposed at two sides of the mask body 1, where the first magic tape 52 and the second magic tape 53 can be adhered to each other and detached from each other. When the mask body 1 is worn on the face of a human body, the hanging belts 51 on the two sides are respectively hung on the ears on the two sides of the human body, and the first magic tape 52 and the second magic tape 53 are respectively wound on the two sides of the head of the human body and then are mutually adhered and fixed, so that the mask body 1 can be fixed on the face of the human body relatively simply and firmly.

In addition, in the present embodiment, the mask body 1 is preferably made of an elastic material (e.g., a rubber material, etc.), so that not only comfort when worn on the face of a person can be ensured, but also convenience in assembling and disassembling the nose warming mask 4 and the annular clip 14 can be ensured. The warm nose mask 4 and the annular clamping member 14 are preferably made of plastic materials, so that the stability of the related structure is easily ensured. Meanwhile, the anti-slip convex rib 7 and the mask body 1 are integrally formed by the same material, the nose warming sealing ring 2 is also made of the same elastic material, and the anti-slip convex rib and the mask body 1 can be bonded or ultrasonically welded or integrally formed.

As shown in fig. 13, in another alternative embodiment of the present utility model, the heating member 43 may be designed as an electrothermal container 24 with a liquid storage function, the electrothermal container 24 has a liquid storage cavity 241 opened upward, a cylindrical vent 242 is protruded on the bottom wall of the liquid storage cavity 241, when the electrothermal container 24 is replaced with the electrothermal sheet in the above example, the lower end opening of the cylindrical vent 242 is communicated with the air inlet 421 of the bottom cover 4b in the nose warming mask 4, and the upper end opening of the cylindrical vent 242 is communicated with the air outlet 422 on the bottom wall of the nose-like mask body 4a in the nose warming mask 4, so that there is no need to provide an annular boss extending from the air inlet 421 to the nose-like mask body 4a on the inner wall of the bottom cover 4b of the nose warming mask 4, and when the aqueous solution or the liquid medicine is injected, only the air inlet 421 and the cylindrical vent 242 need to be injected into the liquid storage cavity 241. Meanwhile, the electric connection mode of the electric heating container 24 and the cable 9 in the above embodiment can be designed with reference to the connection mode of the electric heating sheet.

In addition, in the functional expansion of the present utility model, it is also conceivable to add a sterilization device such as ultraviolet rays and infrared rays and/or an ultrasonic atomizer to the warm nose mask.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the specific embodiments described herein, but is to be accorded the full scope of the claims.

Claims

1. A heatable respirator, includes the face guard body that can cover human oral area and nasal part at least, its characterized in that: the utility model discloses a face guard, including face guard body, nose seal ring, warm nose cover, heating component, face guard body, the position that corresponds human nose on the body is equipped with the nose seal ring, a mounting hole is defined to the inner periphery of nose seal ring, install warm nose cover in the mounting hole, warm nose cover has the nose accommodation space that can supply human nose to put into, warm nose cover still has will the breathing passage of nose accommodation space and outside intercommunication is equipped with the heating component in this breathing passage, this heating component can certainly the breathing passage is inhaled the outside air of nose accommodation space heats, the both sides of face guard body are provided with the portion of wearing that is used for fixing the face guard body at human face.

2. A heatable respiratory mask according to claim 1, wherein: the mask also comprises a flexible filter cover which can cover the mouth and the nose of a human body, the flexible filter cover can be selectively combined with the mask body or not, and when the flexible filter cover is combined with the mask body, the flexible filter cover is arranged on the inner side of the mask body.

3. A heatable respiratory mask according to claim 1 or 2, wherein: the inner surface of the mask body is also provided with a plurality of anti-slip convex ribs positioned on the left side and the right side of the nose sealing ring.

4. A heatable respiratory mask according to claim 1 or 2, wherein: the nose warming cover comprises a nose-shaped cover body and a bottom cover, the nose-shaped cover body comprises a peripheral wall and a bottom wall, a nose accommodating space is formed between the inner side surface of the peripheral wall and the upper surface of the bottom wall, the bottom cover and the lower side of the bottom wall are detachably clamped together, the breathing channel comprises an air inlet formed in the bottom cover, an air outlet formed in the bottom wall and an inner accommodating cavity of the nose warming cover, the inner accommodating cavity is formed between the bottom cover and the bottom wall and communicated between the air inlet and the air outlet, and the heating component is arranged in the inner accommodating cavity of the nose warming cover.

5. The heatable respiratory mask of claim 4, wherein: still include controller, cable, first electrically conductive spring leaf, second electrically conductive spring leaf, cable one end with the controller is connected, the other end stretches into warm nose cup is inside holds the intracavity, be equipped with on the internal surface of one side of face guard body and be used for fixing the fixed ply-yarn drill of cable, heating element is the electric heat piece, first electrically conductive spring leaf and second electrically conductive spring leaf detachably joint respectively on this electric heat piece, the end that stretches into of cable is provided with first connecting terminal and second connecting terminal, first connecting terminal and second connecting terminal's lower extreme respectively with first electrically conductive spring leaf and second electrically conductive spring leaf butt, first connecting terminal and second connecting terminal's upper end are fixed respectively on imitative nose cup's diapire, heating element with all be equipped with the heat insulating column between imitative nose cup's the diapire lower surface and/or on the inner wall of bottom, the heating element is last to be offered and to supply spacing post male spacing hole.

6. The heatable respiratory mask of claim 5, wherein: still include temperature sensor and sensor protective housing, the sensor protective housing can dismantle the setting and be in warm nose cup inside appearance intracavity, temperature sensor fixed mounting is in the sensor protective housing, the end of stretching into of cable still is provided with third connecting terminal and fourth connecting terminal, be connected with first wire and second wire on the temperature sensor, first wire and second wire wear out the sensor protective housing and respectively detachably connect in third connecting terminal and fourth connecting terminal.

7. The heatable respiratory mask of claim 4, wherein: the inner wall of the bottom cover is also provided with an annular boss extending from the air inlet to the bottom wall of the nose-like cover body, a liquid storage cavity is formed between the outer peripheral surface of the annular boss and the inner wall of the bottom cover, and a liquid injection gap with a certain distance is reserved between the annular boss and the heating part.

8. A heatable respiratory mask according to claim 1 or 2, wherein: the outer opening of the nose sealing ring is larger than the inner opening, and the nose warming cover is arranged in the mounting hole from the outer opening of the nose sealing ring and can be detachably fixed through an annular clamping piece.

9. The heatable respiratory mask of claim 8, wherein: the nose sealing ring comprises a nose sealing ring, and is characterized in that an annular clamping groove is formed in the inner peripheral wall of the nose sealing ring, the annular clamping piece comprises a first annular portion embedded in the annular clamping groove and a second annular portion sleeved on the outer periphery of the nose warming cover, an annular step portion attached to an outer opening of the nose sealing ring is formed between the first annular portion and the second annular portion, a stop portion is arranged on the outer side wall of the upper end of the nose warming cover in an protruding mode, a first limit protruding block and a first limit groove which are matched with each other are arranged between the stop portion and the upper end of the second annular portion in a matching mode, a second limit protruding block and a second limit groove which are matched with each other are arranged between the bottom surface of the nose warming cover and the lower end of the second annular portion, a supporting portion which extends outwards and is used for supporting the bottom surface of the nose warming cover is further arranged at the lower end of the second annular portion, clamping blocks are respectively arranged on two sides of the nose warming cover, and clamping hooks which are correspondingly hooked on the two sides of the annular clamping piece are respectively arranged on the two sides of the nose warming cover.

10. A heatable respiratory mask according to claim 1 or 2, wherein: the mask body can also cover human ears, and sound transmission holes are formed at positions, corresponding to the human ears, of the two sides of the mask body; the wearing part comprises hanging belts arranged at the positions of the two sides of the mask body corresponding to the ears of the human body and first magic adhesive belts and second magic adhesive belts arranged at the tails of the two sides of the mask body, wherein the first magic adhesive belts and the second magic adhesive belts can be mutually adhered together and can be mutually separated.