CN215685053U

CN215685053U - Medical gauze mask of accuse temperature

Info

Publication number: CN215685053U
Application number: CN202121769912.7U
Authority: CN
Inventors: 孔悦; 苏虹虹; 张伟琴; 周启钧; 周文光
Original assignee: 900th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 900th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-01
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to a temperature-controlled medical mask, which comprises a mask body, a fixing piece and an elastic sealing gasket, wherein the fixing piece is connected with the mask body and is used for fixing the mask body on the face of a wearer; the sealing washer comprises an outer skin layer which is attached to human skin and is made of rubber, a cavity is formed in the outer skin layer, and a phase change material is arranged in the cavity; the one side of laminating with human skin on the cortex is equipped with the passageway of a plurality of and cavity intercommunication, the entry of passageway is equipped with the waterproof ventilated membrane of one deck. The temperature-control medical mask comprises a temperature-control layer, so that the wearing area of the mask of a wearer can be always at a relatively constant temperature, and the wearer feels comfortable.

Description

Medical gauze mask of accuse temperature

Technical Field

The utility model relates to a temperature-controlled medical mask.

Background

The mask is a necessity in the medical field, and can filter air entering the mouth and the nose so as to achieve the effect of blocking harmful gas, virus, bacteria and spray from entering the mouth and the nose of a wearer. However, the existing mask is not tightly attached to the face of a human body, so that dust and viruses easily enter the respiratory tract of a wearer, and the mask loses due functions. Gauze mask can bring certain pressure for person's of wearing face, makes the indentation that the medical personnel face that wears the gauze mask for a long time produced, can lead to face's skin ulcerate even when serious, and in order to reduce the oppression, some person of wearing can apply skin beauty well first on the face, and then wear the gauze mask again, however, skin beauty well's applying ointment or plaster will certainly influence the leakproofness of gauze mask, and reduces the filter effect of gauze mask. In order to solve the sealing effect of the mask, the inventor of the utility model thinks that the sealing washer with elasticity is arranged on the inner edge of the mask, but the sealing washer is easily deformed under the influence of the ambient temperature, so that the sealing effect is influenced. In addition, when medical care personnel wear the mask for a long time, the temperature of the face of the wearer rises, a large amount of sweat is generated, and the wearer feels extremely uncomfortable. In summary, it is necessary to design a temperature-controlled medical mask with good sealing effect and capable of adjusting the facial temperature in real time.

Disclosure of Invention

The utility model aims to provide a temperature-control medical mask which is simple in structure, good in sealing effect and capable of adjusting the face temperature in real time.

The purpose of the utility model is realized by the following technical scheme: a temperature-controlled medical mask comprises a mask body, a fixing piece which is connected with the mask body and is used for fixing the mask body on the face of a wearer, and an elastic sealing gasket which is arranged at the edge of the inner side of the mask body and is provided with an elastic sealing ring; the sealing washer comprises an outer skin layer which is attached to human skin and is made of rubber, a cavity is formed in the outer skin layer, and a phase change material is arranged in the cavity; the one side of laminating with human skin on the cortex is equipped with the passageway of a plurality of and cavity intercommunication, the entry of passageway is equipped with the waterproof ventilated membrane of one deck.

Compared with the prior art, the utility model has the advantages that:

1. the sealing washer with the phase-change material can not only adjust the temperature of the contact surface of the sealing washer and the skin of a human body, but also maintain the sealing effect of the sealing washer, so that the rubber outer skin layer on the surface of the sealing washer cannot deform to influence the sealing effect in a low-temperature environment or a high-temperature environment.

2. The temperature-control medical mask provided by the utility model contains the temperature-control layer, so that the wearing area of the mask of a wearer can be always at a relatively constant temperature, and the wearer feels comfortable.

3. According to the temperature-control medical mask, the water absorption pad is arranged in the chin area, so that sweat can be absorbed quickly and effectively, and the chin area of a wearer can be kept dry and comfortable.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the inner side of the present invention.

Fig. 3 is a top view of the present invention.

FIG. 4 is a schematic illustration of the present invention in a disassembled state.

Fig. 5 is a cross-sectional schematic view of a partial sealing gasket.

Fig. 6 is a schematic structural view of the mask body according to the present invention.

Fig. 7 is a schematic structural view of the temperature control layer.

Fig. 8 is a schematic view of a mask showing the internal structure of the absorbent pad.

Fig. 9 is a schematic view of the structure of the fastener when it is a strap.

Description of reference numerals: 1 gauze mask body, 11 top layers, 12 filter layers, 13 temperature control layers, 131 pellicle bag bodies, 14 skin-friendly layers, 2 fixing pieces, 3 sealing gaskets, 31 outer skin layers, 311 channels, 312 waterproof breathable films, 32 upper extension parts, 4 phase-change materials, 5 water-absorbing pads, 51 bag bodies, 52 high-molecular water-absorbing resin and 6 humidity color developing strips.

Detailed Description

The utility model is described in detail below with reference to the drawings and examples of the specification:

fig. 1 to 9 are schematic views illustrating an embodiment of a temperature-controlled medical mask according to the present invention.

The temperature-control medical mask comprises a mask body 1, a fixing piece 2 which is connected with the mask body 1 and is used for fixing the mask body 1 on the face of a wearer, and an elastic sealing gasket 3 which is arranged at the edge of the inner side of the mask body 1 and is provided with elasticity; the sealing washer 3 comprises an outer skin layer 31 which is attached to human skin and made of rubber, a cavity is arranged in the outer skin layer 31, and a phase change material 4 is arranged in the cavity; the one side of laminating with human skin on the cortex 31 is equipped with the passageway 311 of a plurality of and cavity intercommunication, the entry of passageway 311 is equipped with the waterproof ventilated membrane 312 of one deck.

The channel 311 is arranged to facilitate the heat emitted from the human face to be transferred to the phase change material 4 inside the cavity to realize the phase change of the phase change material 4. The waterproof breathable film 312 can prevent water vapor generated by the face from entering the phase-change material 4 and affecting the property of the phase-change material 4.

Seal ring 3 can be perfect laminate in the skin surface of the person's of wearing face, improves the leakproofness of gauze mask, and the pressure nature damage that the gauze mask brought is alleviated to the homodisperse pressure simultaneously. The sealing washer 3 with the phase-change material 4 can not only adjust the temperature of the contact surface between the sealing washer 3 and the skin of a human body, but also maintain the sealing effect of the sealing washer 3, so that the rubber outer skin layer 31 on the surface of the sealing washer 3 cannot deform to influence the sealing effect no matter in a low-temperature environment or a high-temperature environment.

The contour of the sealing washer 3 is adapted to the shape of the mouth and nose parts of the human body.

The fixing part 2 can be an ear hook integrated with the mask body 1, namely, a left extending part is extended leftwards from the left side edge of the mask body 1, a left ear hanging hole used for being hung on the ear is formed in the left extending part, a right extending part is extended rightwards from the right side edge of the mask body 1, and a right ear hanging hole used for being hung on the ear is formed in the right extending part. The fixing member 2 may also be a binding band which is connected with the mask body 1 and can be bound to the head, as shown in fig. 9.

The aperture of the channel 311 gradually decreases from the surface attached to the skin of the human body to the cavity of the sealing washer 3.

The phase change material 4 is disposed in the channel 311.

The upper part of the sealing washer 3 is provided with an upper extension part 32 which is jointed with the bridge of the nose of the human body and the skin of the area at two sides of the bridge of the nose.

The structure of going up extension 32 is the same with seal ring 3's structure, also includes the cortex 31 that laminates mutually and be the rubber material with human skin promptly and locates phase change material 4 in the cortex 31 cavity, goes up the passageway 311 that is equipped with the intercommunication seal ring 3 cavity on extension 32's the cortex 31, and passageway 311 mouth department is equipped with waterproof ventilated membrane 312, is equipped with phase change material 4 in the passageway 311.

Go up the design of extension 32, let whole gauze mask can the furthest laminating person of wearing face, go up extension 32 and can effectively seal the position that is difficult to seal to the turning department of person of wearing cheek and nose, avoid leading to gas leakage because of sealed not in place, and then cause the not good condition of gauze mask filter effect to appear.

The mask body 1 comprises a surface layer 11, a filter layer 12 and a skin-friendly layer 14 which are sequentially distributed from outside to inside; a temperature control layer 13 for adjusting the temperature of the face is arranged between the filter layer 12 and the skin-friendly layer 14; the sealing gasket 3 is arranged at the inner side edge of the skin-friendly layer 14;

temperature control layer 13 includes the pellicle bag body 131, the encapsulation has phase change material 4 in the pellicle bag body 131, and opening nose respiratory area is kept away to the encapsulation district of phase change material 4 in the pellicle bag body 131.

As shown in fig. 7, the phase-change material 4 is encapsulated in the edge region of the semi-permeable membrane bag 131, but not in the middle region, so that the design can not only achieve the function of facial temperature adjustment, but also does not affect the breathing of the wearer.

The Phase Change Material (PCM) refers to a material that absorbs or releases a large amount of energy in the form of latent heat (Δ H) between a solid-solid phase or a solid-liquid phase without a significant change in its temperature. The phase change material 4 can be any one of inorganic salt hydrate, acrylic acid, mint, paraffin, polyethylene glycol, fatty acid and fatty acid derivatives, polyhydric alcohol and polyhydric alcohol derivatives or a mixture of any more of the inorganic salt hydrate, the acrylic acid, the mint, the paraffin, the polyethylene glycol, the fatty acid and the fatty acid derivatives in any ratio. When a user wears the mask for a long time, the temperature in the mask is high, and the mask with the temperature control layer 13 can transfer the generated heat energy to the phase change material 4 of the temperature control layer 13 when the user wears the mask, and the phase change material 4 absorbs the heat generated when the user wears the mask, so that the local cooling of the face is provided; and under the low temperature environment, the phase change material 4 that melts solidifies and releases heat, can heat for the face of the wearer, plays the heat preservation effect for the wearer feels comfortable.

The contact area between the skin-friendly layer 14 and the chin of the human face is provided with a water absorption pad 5.

The absorbent pad 5 comprises a bag body 51 arranged on the inner surface of the skin-friendly layer 14, wherein a cavity is arranged in the bag body 51, and the cavity is filled with high molecular water-absorbent resin 52.

Under the high-strength working environment, sweat generated on the face of a medical worker can flow to the chin part along the cheeks, so that the humidity of the chin part is particularly high.

The surface layer 11, the filter layer 12 and the skin-friendly layer 14 of the mask body 1 of the present invention can be made of materials used in conventional masks. For example, the top sheet 11 and the skin-friendly sheet 14 are both made of nonwoven fabric. The material of the filter layer 12 is melt-blown cloth. The bag body 51 is also made of a nonwoven fabric.

A humidity color strip 6 can be arranged between the surface layer 11 and the filter layer 12, and the humidity color strip 6 extends upwards from the chin to the nose bridge. After the mask is worn for a period of time, hot air exhaled by the mouth and the nose and discharged sweat can moisten the mask, and the humidity color development strip develops color to remind a wearer to replace the mask. The color of the mask body 1 of the medical mask is mostly white, and the humidity color development strip is blue, so that a wearer can clearly know the humidity of the mask, the mask can be replaced in time, and the mask is maintained to be healthy with other people.

It should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and that those skilled in the art may make various changes, improvements and modifications without departing from the spirit of the present invention, and these changes, improvements and modifications should be construed as the protection scope of the present invention.

Claims

1. A temperature-control medical mask is characterized in that: the mask comprises a mask body (1), a fixing piece (2) which is connected with the mask body (1) and fixes the mask body (1) on the face of a wearer, and a sealing gasket (3) which is arranged at the edge of the inner side of the mask body (1) and is provided with elasticity; the sealing washer (3) comprises an outer skin layer (31) which is attached to human skin and made of rubber, a cavity is formed in the outer skin layer (31), and a phase change material (4) is arranged in the cavity; the one side of laminating with human skin on cortex (31) is equipped with passageway (311) of a plurality of and cavity intercommunication, the entry of passageway (311) is equipped with waterproof ventilated membrane (312) of one deck.

2. The temperature-controlled medical mask according to claim 1, wherein: the aperture of the channel (311) is gradually reduced from the surface attached to the skin of the human body to the cavity direction.

3. The temperature-controlled medical mask according to claim 1, wherein: the phase change material (4) is arranged in the channel (311).

4. The temperature-controlled medical mask according to claim 1, wherein: the upper part of the sealing washer (3) is provided with an upper extension part (32) which is jointed with the bridge of the nose of the human body and the skin of the two side areas of the bridge of the nose.

5. The temperature-controlled medical mask according to claim 1, wherein: the mask body (1) comprises a surface layer (11), a filter layer (12) and a skin-friendly layer (14) which are sequentially distributed from outside to inside; a temperature control layer (13) for adjusting the temperature of the face is arranged between the filter layer (12) and the skin-friendly layer (14); the sealing washer (3) is arranged at the inner side edge of the skin-friendly layer (14);

temperature control layer (13) are including the pellicle bag body (131), the encapsulation has phase change material (4) in the pellicle bag body (131), and the opening nose respiratory area is kept away to the encapsulation district of phase change material (4) in the pellicle bag body (131).

6. The temperature-controlled medical mask according to claim 5, wherein: the contact area between the skin-friendly layer (14) and the chin of the face of the human body is provided with a water absorption pad (5).

7. The temperature-controlled medical mask according to claim 6, wherein: the water absorption pad (5) comprises a bag body (51) arranged on the inner surface of the skin-friendly layer (14), a cavity is arranged in the bag body (51), and high-molecular water-absorbent resin (52) is filled in the cavity.

8. The temperature-controlled medical mask according to claim 5, wherein: the surface layer (11) and the skin-friendly layer (14) are both made of non-woven fabrics.

9. The temperature-controlled medical mask according to claim 5, wherein: the material of the filter layer (12) is melt-blown cloth.