CN214283428U

CN214283428U - High-permeability mask

Info

Publication number: CN214283428U
Application number: CN202023170256.7U
Authority: CN
Inventors: 杜振武; 严启乐; 赵军华
Original assignee: Xiantao Taichen Protective Equipment Co ltd
Current assignee: Xiantao Taichen Protective Equipment Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-28
Anticipated expiration: 2030-12-24

Abstract

The application relates to a high gas permeability gauze mask belongs to industry gauze mask technical field, and it includes: a mask shell; and the setting is in the non-woven fabrics cloth of gauze mask casing nearly face side, be provided with the dehumidification piece on the gauze mask casing, the dehumidification piece includes: a condenser tube disposed on a face-near side of the mask; an air inlet hole arranged on the condensing pipe; and the metal strip is arranged on the inner wall of the far face side of the condensation pipe, wherein a breather valve is arranged on the mask. The application provides a high gas permeability gauze mask can absorb the inboard part moisture of gauze mask while with the one-way air of gauze mask inboard to the external world to comfort level when wearing the gauze mask has been improved.

Description

High-permeability mask

Technical Field

The application relates to the field of industrial masks, in particular to a high-breathability mask.

Background

Along with the flourishing development of economy, the industrial level of China is greatly improved, and meanwhile, a large number of processing and modeling factories are driven, and protective masks become necessary daily necessities for workers in the processing and production of factories.

In the use of gauze mask in the mill, because the inside mechanical equipment of factory building is more, the temperature is also higher, in addition the workman need carry out certain manual labor in the factory building, consequently the workman often sweats easily, and respiratory rate is also than the piece, when wearing the gauze mask for a long time, the inboard of gauze mask is comparatively moist, and the workman feels uncomfortable easily, has brought the inconvenience for the use of gauze mask.

In view of the related art in the above, the inventors consider that there are drawbacks in that: the relatively poor problem of gas permeability exists in current gauze mask, leads to the workman to use the gauze mask for a long time after, the inboard steam of being exhaled by the workman of gauze mask drenches, has influenced the comfort level of gauze mask.

SUMMERY OF THE UTILITY MODEL

Inboard steam when wearing in order to reduce the gauze mask, this application provides a high gas permeability gauze mask, can absorb the inboard portion moisture of gauze mask in with the one-way air of gauze mask inboard discharge to the external world to comfort level when wearing the gauze mask has been improved.

The application provides a high gas permeability gauze mask adopts following technical scheme:

a high breathability mask comprising: a mask shell; and the setting is in the non-woven fabrics cloth of gauze mask casing nearly face side, be provided with the dehumidification piece on the gauze mask casing, the dehumidification piece includes: a condenser tube disposed on a face-near side of the mask; an air inlet hole arranged on the condensing pipe; and the metal strip is arranged on the inner wall of the far face side of the condensation pipe, wherein a breather valve is arranged on the mask.

Through adopting above-mentioned technical scheme, the gaseous condenser pipe that enters into through the inlet port of gauze mask wearer's exhalation, when the steam of exhalation contacts with the metal strip, because the temperature of metal strip is less than human exhalation gaseous temperature, consequently, steam liquefaction among the exhalation gas becomes the drop of water and adsorbs the surface at the metal strip, when the drop of water on the metal strip gathers certain size, the drop of water slides down to the bottom of condenser pipe along the metal strip, because the heat conductivity of metal is better, consequently, the metal strip can be discharged the most heat in the steam, thereby effectively increase bestriding the liquefied vapor volume of metal strip, the comfort level when wearing the gauze mask has been improved.

Preferably, the breather valve comprises: an air outlet arranged on the mask shell; the valve is movably arranged on the inner wall of the air outlet; the setting is in the spacing of gas outlet input one side, wherein, the condenser pipe ring is established the opening week side of gas outlet input.

Through adopting above-mentioned technical scheme, the valve is blown open to the gas that gauze mask person of wearing exhaled to discharge the air of gauze mask casing inboard to the external world through the gas outlet. When the gauze mask person of wearing breathes in, the gauze mask casing inboard forms the negative pressure, valve and the spacing butt that is located the gas outlet input this moment to make the valve close the gas outlet, thereby realize the one-way exhaust of breather valve, improved the gas permeability of gauze mask.

Preferably, the stopper frame includes: and the fixing rods are arranged on the inner wall of the air outlet in a crossed manner.

Through adopting above-mentioned technical scheme, the dead lever of cross arrangement makes spacing structure more stable, and it is bigger to shelter from the scope simultaneously, has improved the restriction effect to the valve.

Preferably, the top of the outer edge of the valve is bonded on the inner wall of the air outlet, a blocking cover is arranged on one side of the output end of the air outlet, and an air vent communicated with the air outlet is formed in the bottom wall of the blocking cover.

Through adopting above-mentioned technical scheme, the gas that gauze mask person of wearing exhaled can blow up the lower extreme of valve, and simultaneously, the gas of exhalation passes through the gap between valve lower extreme and the gas outlet and keeps off the blow vent discharge port cover casing of cover bottom to effectively solve the problem that the gas of gauze mask person of wearing exhalation is relative with other people face, improved the health nature of gauze mask.

Preferably, the mask shell is provided with a mask belt for head and ears.

Through adopting above-mentioned technical scheme, the dual-purpose gauze mask area of head and ear can satisfy the wearing demand of wear-type and ear-worn type simultaneously, has improved the suitability of gauze mask.

Preferably, the headgear strap includes: the mask base bands are arranged on two sides of the mask shell, wherein the mask base bands are symmetrically arranged on two sides of the mask shell in pairs, and first buckles are arranged at the end parts of the mask base bands; and a second buckle matched with the first buckle is arranged on the mask base band adjacent to the first buckle.

Through adopting above-mentioned technical scheme, cooperate with the first buckle of gauze mask baseband tip and the second buckle of level homonymy or vertical homonymy gauze mask baseband, can constitute respectively and constitute wear-type and ear-worn two kinds of wearing styles to satisfy more demands of wearing.

Preferably, the mask base band is an elastic telescopic cotton band.

Through adopting above-mentioned technical scheme, the flexible cotton area of elasticity makes the baseband of gauze mask possess the regulatory function of certain length, and then satisfies the demand of wearing of different head shapes.

Preferably, a hydrophobic film is attached to the surface of the metal strip.

Through adopting above-mentioned technical scheme, the hydrophobic membrane has effectively avoided the condition of the steam tiling on the metal strip surface of liquefaction on the metal strip, has effectively reduced the secondary evaporation of drop of water, is favorable to the gathering of drop of water to fuse simultaneously to the drop of water of being convenient for falls along the metal strip.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the condensation pipe and the metal strips in the condensation pipe can liquefy gas exhaled by a mask wearer into water drops by the metal strips, and the water drops are accumulated at the bottom of the condensation pipe under the action of gravity, so that water vapor inside the mask shell is reduced, the wearing comfort of the mask is improved, and meanwhile, the heat dissipation of the metal strips can be accelerated due to the good heat conductivity of the metal strips, so that the surface of the metal strips reaches a lower temperature to facilitate the liquefaction of the water vapor;

2. the gauze mask baseband through the activity dismantlement formula makes the gauze mask satisfy different crowds and work demand, has improved the suitability of gauze mask, simultaneously because the gauze mask baseband adopts the flexible face area of stretching out and drawing back, makes the gauze mask baseband can the different head forms of size of adaptation.

Drawings

FIG. 1 is a schematic view of the overall structure of a high breathability mask in an embodiment of the present application;

fig. 2 is a schematic view of the inner side of the mask shell in the embodiment of the present application;

FIG. 3 is an exploded view of the inner structure of the mask shell in the embodiment of the present application;

FIG. 4 is a partial cross-sectional view of a cryostatic tube in an embodiment of the present application;

fig. 5 is a schematic view of a shield structure in an embodiment of the present application.

Description of reference numerals: 11. a mask shell; 12. a non-woven fiber cloth; 21. edge covering; 22. a shield; 221. a vent; 23. a limiting rod; 24. a valve; 31. a mask base band; 32. a first buckle; 33. a second buckle; 34. a condenser tube; 35. an air inlet; 36. a metal strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses high gas permeability gauze mask.

Referring to fig. 1 and 2, a high-permeability mask includes a mask shell 11, and a non-woven fabric 12 is disposed on an inner side of the mask shell 11.

In the actual use process of the mask shell 11, the fact that water vapor exhaled by a human body is concentrated in a narrow space formed between the mask shell 11 and the face of the human body brings discomfort to a wearer of the mask.

Referring to fig. 3 and 4, in order to solve the above problem, in the present embodiment, a dehumidifying element is additionally installed on the mask shell 11, specifically, the dehumidifying element includes a condensing pipe 34, the condensing pipe 34 is in a ring shape, and the condensing pipe 34 is fixed on the inner wall of the mask shell 11 near the face side. Meanwhile, the air inlet holes 35 are formed in the side, close to the face, of the condensation pipe 34, and the air inlet holes 35 are uniformly distributed along the extension direction of the condensation pipe 34. Further, a metal strip 36 is provided around the distal face side of the inner wall of the condensation duct 34, and a hydrophobic film is attached to the surface of the metal strip 36.

When the gas exhaled by the human body contacts with the metal strip 36 through the air inlet hole 35, because the temperature of the metal strip 36 is lower than the temperature of the gas exhaled by the human body, the exhaled water vapor can be liquefied on the hydrophobic membrane of the metal strip 36 to form water drops, the water drops liquefied under the action of the hydrophobic membrane are not easy to disperse, the secondary evaporation of the water drops is reduced, and meanwhile, the accumulation and confluence of the water drops are facilitated. The accumulated water drops slide down along the metal strip 36 under the action of gravity, and the water drops which do not start to fall down along the metal strip 36 due to small volume are absorbed together in the sliding process and then are collected at the bottom of the condensation pipe 34. Meanwhile, the mask can quickly dissipate heat when being taken off due to the strong heat conductivity of the metal, so that the lower initial temperature is continuously kept when the mask is worn next time by a human body, and the liquefaction of water vapor is facilitated. To sum up, the metal strip 36 can effectively reduce the water vapor inside the mask, and improves the comfort level of the mask when being worn.

For further reducing the inboard steam of gauze mask casing, in this embodiment, install the breather valve on gauze mask casing 11, the breather valve can open the valve is automatic when the human body exhales, inhales with valve self-closing when the human body to improve gauze mask casing 11's gas permeability when guaranteeing gauze mask filter effect.

Specifically, the breather valve includes the gas outlet, and the gas outlet is seted up in the middle part annular region of condenser pipe 34, and simultaneously, the inner wall at the gas outlet covers there is bordure 21, installs spacing at the inner wall department of bordure 21, and spacing comprises cross fixation's dead lever, and in addition, it has valve 24 to bond on the inner wall of bordure 21, and valve 24 shape and bordure 21 inner wall looks adaptation, specifically, valve 24 top bonds on the inner wall of bordure 21, and valve 24 hugs closely on the dead lever one side near the gas outlet output.

When the mask wearer exhales, the exhaled air passes through the air outlet, and meanwhile, the air blows a gap open at the lower end of the valve 24 covered on the inner wall of the wrapping edge 21, so that the air inside the mask shell 11 is exhausted.

When the mask wearer inhales, negative pressure is formed on the inner side of the mask shell 11, the valve 24 is tightly attached to the fixed rod which is fixed in a crossed mode, external air can enter the mouth and the nose of a human body only through the mask shell 11 and the filtering rear side of the non-woven fiber cloth 12, and the protection effect of the mask is effectively guaranteed.

Referring to fig. 1 and 5, in order to further prevent the gas discharged from the gas outlet from directly opposing the faces of other people, in this embodiment, the shield 22 is installed on one side of the output end opening of the gas outlet, the bottom of the shield 22 is provided with a gas vent 221, and the inner wall of the gas vent 221 is provided with a support rod, thereby improving the structural stability of the shield 22.

For satisfying the wearing habits of different crowds, install the dual-purpose gauze mask area of head and ear on gauze mask casing 11, specifically, the dual-purpose gauze mask area of head and ear is including gauze mask baseband 31, and gauze mask baseband 31 adopts flexible elasticity cotton rope to make, and the quantity of gauze mask baseband 31 is four, and four gauze mask baseband 31 bisymmetry are fixed in gauze mask casing 11's both sides, and the gauze mask baseband 31 of homonymy distributes along vertical direction.

Meanwhile, in the present embodiment, the first buckle 32 and the second buckle 33 are respectively installed on the end of the mask base band 31 on one side from top to bottom, and the first buckle 32 is adapted to the second buckle 33. The mask base band 31 on the opposite side is respectively provided with a second buckle 33 and a first buckle 32 from top to bottom. With two liang of combinations of adjacent gauze mask baseband 31, can make up into the gauze mask of wear-type and two kinds of wearing methods of ear-worn to the different crowds' of adaptation wearing habits.

The implementation principle of the high-breathability mask in the embodiment of the application is as follows:

the workman wears after assembling into wear-type or ear-worn formula gauze mask with this gauze mask, and after the steam that the workman exhaled enters into condenser pipe 34 through inlet port 35, steam liquefaction formation drop of water on the hydrophobic membrane of surface of metal strip 36, along with the increase of liquefaction drop of water, the drop of water begins to converge and slides down to condenser pipe 34 bottom along metal strip 36 under the effect of gravity.

At the same time, the exhaled gas blows open the lower end of the valve 24 in the outlet, and the gas then exits the housing 11 through the vent 221 in the shield 22.

When a worker inhales, the valve 24 is closely attached to the fixing rod, the opening of the air outlet is closed, and the outside air enters the respiratory tract of the human body through the mask shell 11 and the non-woven fabric 12 on the inner side of the mask shell 11.

Repeating the steps to finish the breathing process of the worker when wearing the mask.

The above are all preferred embodiments of the present application, and the present embodiment is only explained for the present application, and the protection scope of the present application is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A high breathability mask comprising: a mask shell (11); and a nonwoven fabric (12) provided on the mask shell (11) near the face, characterized in that a dehumidifying part is provided on the mask shell (11), the dehumidifying part including: a condensation pipe (34) arranged on the face near side of the mask; an air inlet hole (35) arranged on the condensation pipe (34); and a metal strip (36) arranged on the inner wall of the far face side of the condensation pipe (34), wherein a breather valve is arranged on the mouth mask.

2. The high breathability mask of claim 1 wherein the breather valve comprises: an air outlet arranged on the mask shell (11); a valve (24) movably mounted at an inner wall of the air outlet; the limiting frame is arranged on one side of the air outlet input end, wherein the condensing pipe (34) is annularly arranged on the periphery of the opening of the air outlet input end.

3. The mask of claim 2, wherein the stopper comprises: and the fixing rods are arranged on the inner wall of the air outlet in a crossed manner.

4. The mask with high air permeability according to claim 2, wherein the top of the outer edge of the valve (24) is bonded to the inner wall of the air outlet, a shield (22) is disposed on one side of the output end of the air outlet, and a vent (221) communicated with the air outlet is disposed on the bottom wall of the shield (22).

5. The mask of claim 1 wherein a head-ear mask strap is provided on the mask shell (11).

6. The high permeability mask of claim 5 wherein said headgear-ear strap comprises: mask base bands (31) arranged on two sides of the mask shell (11), wherein the mask base bands (31) are symmetrically arranged on two sides of the mask shell (11) in pairs, and first buckles (32) are arranged at the end parts of the mask base bands (31); and a second buckle (33) matched with the first buckle (32) is arranged on the mask base band (31) adjacent to the first buckle (32).

7. The mask with high breathability according to claim 6, wherein the mask base band (31) is an elastic stretch cotton band.

8. The mask of claim 1 wherein a hydrophobic membrane is attached to the surface of the metal strip (36).