CN111743247A

CN111743247A - Novel mask

Info

Publication number: CN111743247A
Application number: CN202010769877.2A
Authority: CN
Inventors: 何孝安
Original assignee: Jiaxing Wensui Intelligent Equipment Co ltd
Current assignee: Jiaxing Wensui Intelligent Equipment Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2020-10-09

Abstract

The invention discloses a novel mask, which comprises a mask body, wherein a support body is arranged on the inner side of the mask body, the mask body comprises an expiration filtering part and an inspiration filtering part, the inspiration filtering part is spliced on the inner side of the expiration filtering part, the support body is provided with an installation part, two mutually parallel inspiration tubes are arranged on the installation part, the inspiration tubes penetrate through the installation part and are communicated with the inner side of the support body, soft plug heads capable of being inserted into nasal cavities are arranged on the end of the inspiration tubes far away from the support body, expiration tubes communicated with the inspiration tubes are arranged on the inspiration tubes, first one-way valves only allowing gas to flow out from the inspiration tubes through the expiration tubes are arranged on the expiration tubes, and second one-way valves only allowing gas to flow into the inspiration tubes from the support body are arranged on the. This novel gauze mask strengthens the gas tightness of gauze mask, ensures the filter effect. Ensure the health and safety of workers.

Description

Novel mask

Technical Field

The invention relates to a mask, in particular to a novel mask.

Background

The traditional mask takes a medical mask as an example, the medical mask is mostly made by compounding one or more layers of non-woven fabrics, the main production process comprises melt-blowing, spun-bonding, hot air or needling and the like, and the medical mask has the effects of resisting liquid, filtering particles, bacteria and the like and is a textile for medical protection.

The medical protective mask is suitable for protecting medical staff and related workers against respiratory tract infectious diseases transmitted by air, is a self-absorption filter type medical protective article with high sealing performance, has high protection level, and is particularly suitable for being worn by patients who contact respiratory tract infectious diseases transmitted by air or droplets at short distance in diagnosis and treatment activities. Can filter particles in the air and block droplets of spray, blood, body fluid, secretion and the like, and belongs to a disposable product. The medical protective mask can prevent most pathogens such as bacteria, viruses and the like, and the WHO recommends that medical personnel adopt the protective mask for preventing particles so as to prevent virus infection in air of hospitals.

However, for the high risk environment with serious virus pollution, the air tightness and the filtering performance of the mask are not guaranteed, and further improvement is needed.

Disclosure of Invention

The invention aims to: the novel mask is provided, the air tightness of the mask is enhanced, and the filtering effect is guaranteed. Ensure the health and safety of workers.

In order to achieve the purpose, the invention adopts the following technical scheme:

a novel mask comprises a mask body for surrounding a mouth part and a nose part, a support body is arranged at the inner side of the mask body, the mask body comprises an expiration filtering part and an inspiration filtering part, the inspiration filtering part is spliced at the inner side of the expiration filtering part, the support body covers the inspiration filtering part and is lapped at the splicing position of the expiration filtering part and the inspiration filtering part, the support body is provided with an installation part, the mounting part is provided with two mutually parallel air suction pipes which pass through the mounting part and are communicated with the inner side of the support body, the end of the air suction pipe far away from the support body is provided with a soft plug head which can be inserted into a nasal cavity, and the inhalation tube is provided with an exhalation tube communicated with the inhalation tube, the exhalation tube is provided with a first one-way valve which only allows the gas to flow out from the inhalation tube through the exhalation tube, and a second one-way valve which only allows gas to enter the inhalation tube from the support body is arranged on the inhalation tube at a position between the exhalation tube and the support body.

On the basis of the above scheme and as a preferable scheme of the scheme: the face guard body is awl fill form, including the filtration part of breathing in of the expiration of loudspeaker form and bowl form, filtration part, breathing filtration part and the supporter of breathing in are through the gluey amalgamation of melting.

On the basis of the above scheme and as a preferable scheme of the scheme: the air suction filtering part is provided with an inner layer and an outer layer, the outer layer is a second melt-blown fabric layer, the inner layer is a moisture absorption layer with water absorption, the air suction filtering part is provided with the inner layer and the outer layer, the outer layer is a water resistance layer, the inner layer is a first melt-blown fabric layer, and a bendable first supporting strip is arranged around the outer edge of the air suction filtering part.

On the basis of the above scheme and as a preferable scheme of the scheme: and an activated carbon layer is filled between the water-resistant layer and the first melt-blown cloth layer.

On the basis of the above scheme and as a preferable scheme of the scheme: the end of the air suction pipe close to the plug head is provided with a bending angle.

On the basis of the above scheme and as a preferable scheme of the scheme: the silk cushion layer is laid on the inner surface of the mask body close to the edge part in a surrounding mode.

On the basis of the above scheme and as a preferable scheme of the scheme: the mask body is provided with a bendable second supporting strip.

On the basis of the above scheme and as a preferable scheme of the scheme: the chock plug is made of silica gel.

The invention has the beneficial effects that:

the novel mask of the invention surrounds the mouth and the nose of a user through the mask body, wherein the plug is inserted into the nostril of the user to provide an independent breathing channel. Mainly reduces the breathing difficulty of the user and improves the air filtering effect.

When the novel mask disclosed by the invention inhales air, the air passes through the second one-way valve from the air-suction filtering part and enters the nose part to be inhaled by a user. When the respirator exhales, the exhaled air enters the inner side of the mask through the first one-way valve and is discharged outside after being filtered by the exhalation filtering part.

Drawings

Fig. 1 is a schematic view of the structure of the novel mask of the present invention;

FIG. 2 is a sectional view of the novel mask of the present invention;

FIG. 3 is an enlarged view of part A of the present invention.

In the figure: the mask comprises a mask body 1, a support body 2, an expiration filtering part 3, an inspiration filtering part 4, a fused adhesive seam 5, an installation part 6, an inspiration tube 7, a plug 8, an expiration tube 9, a first one-way valve 10, a second one-way valve 11, a second melt-blown fabric layer 12, a moisture absorption layer 13, a water-resistant layer 14, a first melt-blown fabric layer 15, a first supporting strip 16, an activated carbon layer 17, a bent angle 18, a silk cushion layer 19 and a second supporting strip 20.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a novel mask comprises a mask body 1 for surrounding the mouth and nose, a support body 2 is arranged on the inner side of the mask body 1, the mask body 1 comprises an exhalation filtering part 3 and an inhalation filtering part 4, the inhalation filtering part 4 is spliced on the inner side of the exhalation filtering part 3, the inhalation filtering part 4 of the support body 2 covers and is lapped at the splicing position of the exhalation filtering part 3 and the inhalation filtering part 4, the support body 2 is provided with a mounting part 6, two inhalation tubes 7 which are parallel to each other are arranged on the mounting part 6, the inhalation tubes 7 are communicated with the inner side of the support body 2 through the mounting part 6, a soft plug 8 which can be inserted into the nasal cavity is arranged at the end of the inhalation tube 7 far away from the support body 2, an exhalation tube 9 communicated with the inhalation tube 7 is arranged on the inhalation tube 7, a first exhalation check valve 10 which only allows gas to flow out from the inhalation tube, a second one-way valve 11 is arranged on the inhalation tube 7 between the exhalation tube 9 and the support body 2 for allowing only gas to enter the inhalation tube 7 from the support body 2.

When the novel mask is used, the gas inhaled by a user is filtered by the inspiration filtering part, and the exhaled gas is filtered by the expiration filtering part. The first check valve and the second check valve control the uniqueness of the gas flow direction, and the filtering effect is ensured.

Further, the mask body 1 is in a cone shape and comprises a trumpet-shaped expiration filtering part 3 and a bowl-shaped inspiration filtering part 4, and the inspiration filtering part 4, the expiration filtering part and the supporting body 2 are spliced by fusion glue. The air suction filtering part 4 is provided with an inner layer and an outer layer, the outer layer is a second melt-blown fabric layer 12, the inner layer is a moisture absorption layer 13 with water absorption, the air suction filtering part 4 is provided with the inner layer and the outer layer, the outer layer is a water-resistant layer 14, the inner layer is a first melt-blown fabric layer 15, and a bendable first supporting strip 16 is arranged around the outer edge of the air suction filtering part 4. And an activated carbon layer 17 is filled between the water-resistant layer 14 and the first melt-blown fabric layer 15.

This novel gauze mask breathes in through face guard body 1 filtering part 3 chooses for use the melt-blown fabric and the activated carbon preparation that have the virus filter effect, and the abundant guarantee filter effect guarantees user's safety. And can also filter dust pollution in air. And (4) removing peculiar smell.

The air suction filtering part is sequentially provided with a water resisting layer, an activated carbon layer and a first melt-blown cloth layer from outside to inside, the thickness of the melt-blown layer (the first melt-blown cloth layer) accounts for more than 60%, and the melt-blown layer is made of polypropylene with the fiber diameter of 1-5 microns; through the cotton guarantee virus filter effect of multilayer filtration to 2 inboards of supporter have great circulation cross-sections, can reduce the inspiratory degree of difficulty of user, breathe easily when guaranteeing the result of use, the guarantee uses the travelling comfort.

The exhalation filtering part is sequentially provided with a second melt-blown cloth layer and a moisture absorption layer from outside to inside, the moisture absorption layer is composed of a water absorption filtering material, the inside of the mask is kept dry, the use comfort level is improved, and the filtering precision of the first melt-blown cloth layer is higher than that of the second melt-blown cloth layer due to the action of airflow tissues; for example, the filtration precision of the first melt-blown fabric layer can reach KN95 level, and the filtration precision of the second melt-blown fabric layer can reach KN90 level.

As shown in figure 3, the inspiration filtering part, the expiration filtering part and the supporting body are bonded through a fused glue seam 5 structure, so that the bonding is convenient and firm, and the separation of inspiration and expiration channels is easy to realize.

Further, the end of the suction pipe 7 adjacent to the plug 8 has a bent angle 18. The bending part can be supported on the upper part of the lips of a user, so that the stability and the comfort are enhanced. And a tether for tying to the head of a user can be additionally arranged on the mask body.

Further, a silk cushion layer 19 is circumferentially laid on the inner surface of the mask body 1 close to the edge part. The mask body 1 is provided with a bendable second supporting strip 20. The plug 8 is made of silica gel.

The mask body 1 can be shaped by bending the first supporting strip 15 and the second supporting strip 20 when in use, so that the mask body is more attached to the face and is comfortable.

Wherein, the silk bed course sets up in the subsides skin region of face guard body, avoids the face guard body to go up the skin allergy that time wore and lead to through the parent skin effect of silk, reduces the health and repels, reduces the facial skin necrosis risk of user. The use comfort of the user is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a novel mask, includes face guard body (1) that is used for surrounding oral area and nasal part, its characterized in that, face guard body (1) inboard is provided with supporter (2), face guard body (1) is including exhaling filtering part (3) and breathing in filtering part (4), it splices in exhaling filtering part (3) inboard to breathe in filtering part (4), the cage of supporter (2) is breathed in filtering part (4) and is lapped in exhaling filtering part (3) and breathing in filtering part (4) concatenation department, supporter (2) have installation department (6), be provided with two breathing pipes (7) that are parallel to each other on installation department (6), breathing pipe (7) pass installation department (6) and the inboard switch-on of supporter (2), the supporter (2) end of keeping away from of breathing pipe (7) is provided with the soft (8) of stopper that can insert the nasal cavity, and an expiration pipe (9) communicated with the inspiration pipe (7) is arranged on the inspiration pipe (7), a first one-way valve (10) only allowing gas to flow out from the inspiration pipe (7) through the expiration pipe (9) is arranged on the expiration pipe (9), and a second one-way valve (11) only allowing gas to enter the inspiration pipe (7) from the support body (2) is arranged on the inspiration pipe (7) and positioned between the expiration pipe (9) and the support body (2).

2. The novel mask according to claim 1, wherein the mask body (1) is cone-shaped and comprises a trumpet-shaped expiration filtering part (3) and a bowl-shaped inspiration filtering part (4), and the inspiration filtering part (4), the respiration filtering part and the support body (2) are spliced by fusion and adhesion.

3. The novel mask according to claim 1 or 2, wherein the air suction filter part (4) has an inner layer and an outer layer, the outer layer is a second melt-blown fabric layer (12), the inner layer is a moisture absorption layer (13) with water absorption, the air suction filter part (4) has an inner layer and an outer layer, the outer layer is a water-resistant layer (14), the inner layer is a first melt-blown fabric layer (15), and a bendable first support strip (16) is arranged around the outer edge of the air suction filter part (4).

4. The novel mask according to claim 3, wherein an activated carbon layer (17) is filled between the water-resistant layer (14) and the first melt-blown fabric layer (15).

5. The novel respirator according to claim 1, wherein the end of the air suction pipe (7) near the stopper (8) has a bent angle (18).

6. The novel respirator according to claim 1, wherein a silk cushion layer (19) is circumferentially laid on the inner surface of the respirator body (1) close to the edge part.

7. The novel respirator according to claim 1, wherein the mask body (1) is provided with a second bendable support strip (20).