CN103611222A - Air filtering mask - Google Patents
Air filtering mask Download PDFInfo
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- CN103611222A CN103611222A CN201310704476.9A CN201310704476A CN103611222A CN 103611222 A CN103611222 A CN 103611222A CN 201310704476 A CN201310704476 A CN 201310704476A CN 103611222 A CN103611222 A CN 103611222A
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- intake valve
- thin slice
- rectangular opening
- mouth
- flat plate
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Abstract
The invention discloses an air filtering mask which comprises a mask body and a fixation belt, wherein the mask body is connected with the fixation belt. The mask body comprises a breathable outer surface layer, a filtering layer and an inner surface, wherein the breathable outer surface layer, the filtering layer and the inner surface are sequentially connected from outside to inside. The inner surface layer comprises an edge portion and a middle portion, wherein the edge portion and the middle portion are connected. The periphery of the edge portion is connected with the outer surface layer. The middle portion comprises a lower portion slab body which corresponds to a mouth in position. The lower portion slab body is provided with a mouth portion air intake one-way valve which comprises a mouth portion air intake valve groove corresponding to the mouth portion in position. A rectangular hole is formed in the mouth portion air intake valve groove. A mouth portion air intake valve sheet covers the rectangular hole and is connected with the mouth portion air intake valve groove on the right side or the left side of the rectangular hole. The breathing resistance is little and the air filtering mask is especially suitable for persons and occasions, wherein the persons can not breathe smoothly with the nostrils when the nostrils is plugged and the breathing requirement of the occasions can not be met by breathing only with the nostril.
Description
Technical field
The present invention relates to respiratory protective equipment technical field, particularly a kind of air filtering type mask.
Background technology
The mouth mask of prior art, because the mouth mask number of plies is many, structure denser, gas permeability be poor, mouth mask respiratory resistance is larger, for the elderly or child, while wearing, easily feel unsmooth breath, particularly when there is nasal obstruction in flu, nostril is easily congested, breathe more not smooth, to wearer, bring sense of discomfort, somebody have to remove mouth mask or breathe with face, the problem existing is: while breathing with face, be easy to inspiration pollutant, can not bring into play the effect of mouth mask, be unfavorable for that people's is healthy.
Summary of the invention
Object of the present invention is exactly the problems referred to above that exist for solving prior art, and a kind of air filtering type mask is provided; Respiratory resistance is little, while being specially adapted to have a stuffy nose, respiratory is not smooth, or breathing through the nostrils merely can not meet under the personnel of air-breathing requirement and occasion and uses.
The technical scheme of technical solution problem of the present invention is:
A kind of air filtering type mask, comprise the cover body being connected, fixed band, described cover body comprises the ventilative extexine connecting successively from outside to inside, filter course, endosexine, described endosexine comprises the marginal portion being connected, mid portion, the periphery of marginal portion is connected with extexine, described mid portion comprises lower flat plate body, lower flat plate body is corresponding with face position, lower flat plate body is provided with mouth breather check valve, described mouth breather check valve comprises the mouth intake valve groove corresponding with mouth position, on mouth intake valve groove, be provided with rectangular opening, on rectangular opening, be coated with mouth intake valve thin slice, described mouth intake valve thin slice is connected with the mouth intake valve groove on rectangular opening left side or right side.
The mouth intake valve groove on described rectangular opening left side or right side is provided with mouth intake valve groove connecting hole, mouth intake valve thin slice is provided with mouth intake valve thin slice connecting hole, mouth intake valve thin slice is connected in mouth intake valve intake valve groove plane by mouth intake valve groove connecting hole, mouth intake valve thin slice connecting hole and self-tapping screw, the area of mouth intake valve thin slice is greater than the area of rectangular opening, and mouth intake valve thin slice covers rectangular opening completely.
On the mouth intake valve groove plane on described rectangular opening left side or right side or mouth intake valve thin slice, be coated with tack coat, mouth intake valve groove surfaces is connected with mouth intake valve thin slice by tack coat.
Described lower flat plate body top is provided with upper flat plate body, and described upper flat plate body is corresponding with naris position, and upper flat plate body is connected with lower flat plate body, and the top of described upper flat plate body is provided with nostril breather check valve, bottom is provided with nostril outgassing nonreturn valve.
Described nostril breather check valve comprises is located at upper flat plate body near Yi Ce nostril, nostril intake valve groove, on the intake valve groove of nostril, be provided with rectangular opening, on rectangular opening, be coated with nostril intake valve thin slice, rectangular opening is greater than the length of vertical direction along the lateral length of the nose left and right sides, nostril intake valve thin slice is connected with the nostril intake valve groove on rectangular opening left side or right side, the area of nostril intake valve thin slice is greater than the area of rectangular opening, and nostril intake valve thin slice covers rectangular opening completely; Described nostril outgassing nonreturn valve nose comprises the air outlet valve groove of being located near on the upper flat plate body of filter course one side, on air outlet valve groove, be provided with rectangular opening, described rectangular opening is greater than the length of vertical direction along the lateral length of the nose left and right sides, on rectangular opening, be coated with air outlet valve thin slice, air outlet valve thin slice is connected with the air outlet valve groove on rectangular opening left side or right side, the area of air outlet valve thin slice is greater than the area of rectangular opening, and air outlet valve thin slice covers rectangular opening completely; The air outlet valve groove on described rectangular opening left side or right side is provided with air outlet valve groove connecting hole, air outlet valve thin slice is provided with thin slice connecting hole, air outlet valve thin slice is connected with air outlet valve groove plane by air outlet valve groove connecting hole, thin slice connecting hole and self-tapping screw, the area of air outlet valve thin slice is greater than the area of rectangular opening, and air outlet valve thin slice covers rectangular opening completely.
Between described upper flat plate body, lower flat plate body, and by flexible material, be connected between upper flat plate body, lower flat plate body and marginal portion.
Described upper flat plate body, lower flat plate body employing PET or PEN plastic plate or armorplate glass or stainless steel material are made.
Beneficial effect of the present invention:
1. lower flat plate body is provided with mouth breather check valve, when mouth mask wearer is during in heavy manual labor, or when rarefaction of air, and when air pollution is serious, or when there is flu and nasal obstruction, simple leaning on when nostril is air-breathing can not meet besoin de respirer, just can breathe by mouth breather check valve gap, makes up the anoxic problem of bringing due to nostril poor inspiration.Because the size of rectangular opening along two corners of the mouth directions is greater than along the size between upper lower lip, and mouth intake valve thin slice is connected with a wherein side of mouth intake valve groove, when air-breathing, mouth is around negative pressure, mouth mask external pressure is greater than mouth pressure around, under inside and outside differential pressure effect therein, this pressure reduction can be given the larger moment of mouth intake valve thin slice, for filtering rear intake valve thin slice by mouth mask, easily by suction, opened air, and aperture area is large, be conducive to reduce inspiratory resistance, increase inspiratory capacity, when air-breathing end or expiration, mouth intake valve thin slice recovers closed condition by the elasticity of self, now gas can not pass through this mouth breather check valve.
2. be provided with nostril intake valve groove connecting hole, nostril intake valve thin slice is provided with nostril intake valve thin slice connecting hole, and nostril intake valve thin slice is connected with nostril intake valve groove plane by nostril intake valve groove connecting hole, nostril intake valve thin slice connecting hole and self-tapping screw.When nostril is air-breathing, pressure in space between endosexine and face is less than the pressure in filter course, under the effect of inside and outside differential pressure, outside gas is inwardly pushed nostril intake valve thin slice open predetermined gap, make outside air enter into the space between face, then by the suction body of nostril.
3. when exhaling by nostril separately, pressure in space between endosexine and face is greater than the pressure in filter course, under the effect of inside and outside differential pressure, the gas in internal voids is outwards pushed air outlet valve thin slice open predetermined gap, makes inner Bas Discharged outside to filter course.
4. between upper flat plate body, lower flat plate body, and by flexible material, be connected between upper flat plate body, lower flat plate body and marginal portion, connecting portion easily deforms, mouth breather check valve and face are pressed close to, nostril breather check valve, nostril outgassing nonreturn valve and nose are pressed close to, and guarantee to exhale or air-breathing effect.
5. between upper flat plate body, lower flat plate body, and by flexible material, be connected between upper flat plate body, lower flat plate body and marginal portion, when when wearing, fastening band, distortion due to this connecting portion, mouth mask is out of shape but is unlikely to cause that thereby the distortion of upper flat plate body, lower flat plate body affects its flatness, avoid because the problem of the check valve sealing variation that upper flat plate body, lower flat plate body deformability cause avoids check valve ineffective.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cutaway view of Fig. 1.
The specific embodiment
In order to understand better the present invention, below in conjunction with accompanying drawing, explain in detail embodiments of the present invention.
As Fig. 1, shown in Fig. 2, a kind of air filtering type mask, comprise the cover body being connected, fixed band 4, described cover body comprises the ventilative extexine 1 connecting successively from outside to inside, filter course 3, endosexine 2, described endosexine 2 comprises the marginal portion 27 being connected, mid portion, the periphery of marginal portion is connected with extexine 1, mid portion comprises upper flat plate body 21, lower flat plate body 23, described upper flat plate body 21 is corresponding with naris position, lower flat plate body 23 is corresponding with face position, upper flat plate body 21 is connected with lower flat plate body 23, the top of described upper flat plate body 21 is provided with nostril breather check valve, bottom is provided with nostril outgassing nonreturn valve, lower flat plate body 23 is provided with mouth breather check valve.
Described lower flat plate body 23 is provided with the mouth intake valve groove corresponding with mouth position, on mouth intake valve groove, be provided with rectangular opening 233, on rectangular opening 233, be coated with mouth intake valve thin slice 232, described mouth intake valve thin slice 232 is with rectangular opening 233 left sides or right side, wherein the mouth intake valve groove of a side is connected.When mouth mask wearer is during in heavy manual labor, or when rarefaction of air, and when air pollution is serious, or when there is flu and nasal obstruction, in the time of just can not meeting besoin de respirer by nostril is air-breathing, just can breathe by mouth breather check valve gap, make up the anoxic problem of bringing due to nostril poor inspiration.Rectangular opening 233 is greater than along the size between upper lower lip along the size of two corners of the mouth directions, and mouth intake valve thin slice 232 is connected with a wherein side of mouth intake valve groove, when air-breathing, mouth intake valve thin slice 232 is easily opened by suction, and aperture area is large, be conducive to reduce inspiratory resistance, increase inspiratory capacity.
The mouth intake valve groove on described rectangular opening 233 left sides or right side is provided with mouth intake valve groove connecting hole 231, mouth intake valve thin slice 232 is provided with mouth intake valve thin slice connecting hole, mouth intake valve thin slice 232 by mouth intake valve groove connecting hole 231, mouth intake valve thin slice connecting hole and and self-tapping screw be connected in mouth intake valve groove plane, the area of mouth intake valve thin slice 232 is greater than the area of rectangular opening, and mouth intake valve thin slice covers rectangular opening completely.
On the mouth intake valve groove plane on described rectangular opening 233 left sides or right side or mouth intake valve thin slice 232, be coated with tack coat, mouth intake valve groove surfaces is connected with mouth intake valve thin slice 232 by tack coat.
Described nostril breather check valve comprises is located at upper flat plate body 21 near Yi Ce nostril, nostril intake valve groove, on the intake valve groove of nostril, be provided with rectangular opening 216, on rectangular opening 216, be coated with nostril intake valve thin slice 214, rectangular opening 216 is greater than the length of vertical direction along the lateral length of the nose left and right sides, nostril intake valve thin slice 214 is connected with the nostril intake valve groove on rectangular opening 216 left sides or right side, the area of nostril intake valve thin slice 214 is greater than the area of rectangular opening, and nostril intake valve thin slice 214 covers rectangular opening completely.
The nostril intake valve groove on described rectangular opening 216 left sides or right side is provided with nostril intake valve groove connecting hole 215, nostril intake valve thin slice 214 is provided with nostril intake valve thin slice connecting hole, and nostril intake valve thin slice 214 is connected with nostril intake valve groove plane by nostril intake valve groove connecting hole 215, nostril intake valve thin slice connecting hole and self-tapping screw.When nostril is air-breathing, pressure in space between endosexine 2 and face is less than the pressure in filter course 3, under the effect of inside and outside differential pressure, outside gas is inwardly pushed nostril intake valve thin slice 214 open predetermined gap, make outside air enter into the space between face, then by the suction body of nostril.
On the nostril intake valve groove plane on described rectangular opening 216 left sides or right side or nostril intake valve thin slice 214, be coated with tack coat, nostril intake valve thin slice 214 is connected with nostril intake valve groove surfaces by tack coat.
Described nostril outgassing nonreturn valve nose comprises the air outlet valve groove of being located near on the upper flat plate body 21 of filter course one side, on air outlet valve groove, be provided with rectangular opening 213, described rectangular opening 213 is greater than the length of vertical direction along the lateral length of the nose left and right sides, on rectangular opening 213, be coated with air outlet valve thin slice 212, air outlet valve thin slice 212 is connected with the air outlet valve groove on rectangular opening 213 left sides or right side, the area of air outlet valve thin slice is greater than the area of rectangular opening, and air outlet valve thin slice 212 covers rectangular opening completely.While exhaling by nostril, pressure in space between endosexine 2 and face is greater than the pressure of 3 li of filter courses, under the effect of inside and outside differential pressure, the gas in internal voids is outwards pushed air outlet valve thin slice 212 open predetermined gap, makes inner Bas Discharged outside to filter course.
The air outlet valve groove on described rectangular opening 213 left sides or right side is provided with air outlet valve groove connecting hole 211, air outlet valve thin slice 212 is provided with thin slice connecting hole, air outlet valve thin slice 212 is connected with air outlet valve groove plane by air outlet valve groove connecting hole 211, thin slice connecting hole and self-tapping screw, the area of air outlet valve thin slice is greater than the area of rectangular opening, and air outlet valve thin slice covers rectangular opening completely.
On the air outlet valve groove plane on described rectangular opening 213 left sides or right side or air outlet valve thin slice 212, be coated with tack coat, air outlet valve groove surfaces is connected by tack coat with air outlet valve thin slice 212.
Between described upper flat plate body 21, lower flat plate body 23, and by flexible material 25, be connected between upper flat plate body 21, lower flat plate body 23 and marginal portion 27, such as nonwoven, pure cotton cloth, or nontoxic medical plastic film etc., guarantee that connecting portion easily deforms, nostril breather check valve, nostril outgassing nonreturn valve and nose are pressed close to, mouth breather check valve and face are pressed close to, to guarantee expiration or air-breathing effect.Simultaneously, by the distortion of this connecting portion, when when wearing, fastening band, mouth mask is out of shape but is unlikely to cause that thereby the distortion of upper flat plate body 21, lower flat plate body 23 affects its flatness, thereby avoid being out of shape because of upper flat plate body 21, lower flat plate body 23 problem of the check valve sealing variation causing, avoid check valve ineffective.
Nostril breather check valve is located to the top of outgassing nonreturn valve, when air-breathing, gas easily enters nostril from nose filter course gap around, intake resistance is little, and air inlet is smooth and easy.During due to eupnea, expiratory airflow is downward, the nostril outgassing nonreturn valve of the direct aligned with lower of air-flow of exhaling, therefore the air pressure being applied on check valve air outlet valve thin slice 212 is large, be easy to open check valve air outlet valve thin slice 212, be conducive to discharge the gas of breathing out, reduce the dirty gas that remains in mouth mask inwall.
Described upper flat plate body 21, lower flat plate body 23 employing PET or PEN plastic plate or armorplate glass or stainless steel material are made.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of invention is described; but be not limiting the scope of the invention; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (7)
1. an air filtering type mask, comprise the cover body being connected, fixed band, described cover body comprises the ventilative extexine connecting successively from outside to inside, filter course, endosexine, described endosexine comprises the marginal portion being connected, mid portion, the periphery of marginal portion is connected with extexine, it is characterized in that, mid portion comprises lower flat plate body, lower flat plate body is corresponding with face position, lower flat plate body is provided with mouth breather check valve, described mouth breather check valve comprises the mouth intake valve groove corresponding with mouth position, on mouth intake valve groove, be provided with rectangular opening, on rectangular opening, be coated with mouth intake valve thin slice, described mouth intake valve thin slice is connected with the mouth intake valve groove on rectangular opening left side or right side.
2. air filtering type mask as claimed in claim 1, it is characterized in that, the mouth intake valve groove on described rectangular opening left side or right side is provided with mouth intake valve groove connecting hole, mouth intake valve thin slice is provided with mouth intake valve thin slice connecting hole, mouth intake valve thin slice is connected in mouth intake valve groove plane by mouth intake valve groove connecting hole, mouth intake valve thin slice connecting hole and self-tapping screw, the area of mouth intake valve thin slice is greater than the area of rectangular opening, and mouth intake valve thin slice covers rectangular opening completely.
3. air filtering type mask as claimed in claim 1, it is characterized in that, on the mouth intake valve groove plane on described rectangular opening left side or right side or mouth intake valve thin slice, be coated with tack coat, mouth intake valve groove surfaces is connected with mouth intake valve thin slice by tack coat.
4. air filtering type mask as claimed in claim 1, it is characterized in that, described lower flat plate body top is provided with upper flat plate body, described upper flat plate body is corresponding with naris position, upper flat plate body is connected with lower flat plate body, and the top of described upper flat plate body is provided with nostril breather check valve, bottom is provided with nostril outgassing nonreturn valve.
5. air filtering type mask as claimed in claim 4, it is characterized in that, described nostril breather check valve comprises is located at upper flat plate body near Yi Ce nostril, nostril intake valve groove, on the intake valve groove of nostril, be provided with rectangular opening, on rectangular opening, be coated with nostril intake valve thin slice, rectangular opening is greater than the length of vertical direction along the lateral length of the nose left and right sides, nostril intake valve thin slice is connected with the nostril intake valve groove on rectangular opening left side or right side, the area of nostril intake valve thin slice is greater than the area of rectangular opening, nostril intake valve thin slice covers rectangular opening completely, described nostril outgassing nonreturn valve nose comprises the air outlet valve groove of being located near on the upper flat plate body of filter course one side, on air outlet valve groove, be provided with rectangular opening, described rectangular opening is greater than the length of vertical direction along the lateral length of the nose left and right sides, on rectangular opening, be coated with air outlet valve thin slice, air outlet valve thin slice is connected with the air outlet valve groove on rectangular opening left side or right side, the area of air outlet valve thin slice is greater than the area of rectangular opening, and air outlet valve thin slice covers rectangular opening completely, the air outlet valve groove on described rectangular opening left side or right side is provided with air outlet valve groove connecting hole, air outlet valve thin slice is provided with thin slice connecting hole, air outlet valve thin slice is connected with air outlet valve groove plane by air outlet valve groove connecting hole, thin slice connecting hole and self-tapping screw, the area of air outlet valve thin slice is greater than the area of rectangular opening, and air outlet valve thin slice covers rectangular opening completely.
6. air filtering type mask as claimed in claim 4, is characterized in that, between described upper flat plate body, lower flat plate body, and by flexible material, is connected between upper flat plate body, lower flat plate body and marginal portion.
7. air filtering type mask as claimed in claim 4, is characterized in that, described upper flat plate body, lower flat plate body employing PET or PEN plastic plate or armorplate glass or stainless steel material are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310704476.9A CN103611222A (en) | 2013-12-19 | 2013-12-19 | Air filtering mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310704476.9A CN103611222A (en) | 2013-12-19 | 2013-12-19 | Air filtering mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103611222A true CN103611222A (en) | 2014-03-05 |
Family
ID=50161953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310704476.9A Pending CN103611222A (en) | 2013-12-19 | 2013-12-19 | Air filtering mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103611222A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105617556A (en) * | 2014-10-30 | 2016-06-01 | 哈尔滨聚吉轩科技开发有限公司 | Mask with anti-haze and filtering functions |
| WO2019232914A1 (en) * | 2018-06-07 | 2019-12-12 | 深圳市美好创亿医疗科技有限公司 | Protective mask for easily venting exhaled gas |
| CN114569907A (en) * | 2020-12-01 | 2022-06-03 | 李寅馥 | Breathing guiding device |
| CN114699718A (en) * | 2022-04-30 | 2022-07-05 | 厦门靶向科技有限公司 | Training mask |
-
2013
- 2013-12-19 CN CN201310704476.9A patent/CN103611222A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105617556A (en) * | 2014-10-30 | 2016-06-01 | 哈尔滨聚吉轩科技开发有限公司 | Mask with anti-haze and filtering functions |
| WO2019232914A1 (en) * | 2018-06-07 | 2019-12-12 | 深圳市美好创亿医疗科技有限公司 | Protective mask for easily venting exhaled gas |
| CN114569907A (en) * | 2020-12-01 | 2022-06-03 | 李寅馥 | Breathing guiding device |
| CN114699718A (en) * | 2022-04-30 | 2022-07-05 | 厦门靶向科技有限公司 | Training mask |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140305 |