CN103599602A - Dustproof mask - Google Patents
Dustproof mask Download PDFInfo
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- CN103599602A CN103599602A CN201310624786.XA CN201310624786A CN103599602A CN 103599602 A CN103599602 A CN 103599602A CN 201310624786 A CN201310624786 A CN 201310624786A CN 103599602 A CN103599602 A CN 103599602A
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- nostril
- air outlet
- thin slice
- rectangular opening
- outlet valve
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Abstract
The invention discloses a dustproof mask which comprises a mask body and a fixing strap which are mutually connected. The mask body comprises an outer breathable surface layer, a filtering layer and an inner surface layer, wherein the outer breathable surface layer, the filtering layer and the inner surface layer are connected in sequence from outside to inside, the inner surface layer comprises an edge portion and a middle portion which are mutually connected, the periphery of the edge portion is connected with the outer surface layer, the middle portion comprises an upper portion panel body, the upper portion panel body corresponds to the position of the nostrils, the upper portion panel body and a lower portion panel body are connected, a nostril air inlet one-way valve is arranged on the upper portion of the upper portion panel body, a nostril air outlet one-way valve is arranged on the lower portion of the upper portion panel body, the edge portion is made of non-woven fabrics, the non-woven fabrics adhere to the upper portion panel body in the middle portion, and through holes are formed in the position, at the outer side of a thin sheet of the air outlet valve, of a filtering layer. The dustproof mask has the advantages that the structure is compact, the inspiration and expiration resistance is small, respiration is smooth, the dustproof mask is particularly suitable for being worn by users wearing masks large in number of mask layers and large in breath resistance, especially for the old or children, and heath of the users is guaranteed.
Description
Technical field
The present invention relates to respiratory protective equipment technical field, particularly a kind of anti-dust respirator.
Background technology
The mouth mask of prior art, particularly in severe cold winter, the more serious coincidence of damage ratio, and the many and closely knit mouth mask of the mouth mask number of plies that need to wear, mouth mask respiratory resistance is larger, particularly for the elderly or child, when 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, can only remove mouth mask or breathe with face, can make wearer's 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 anti-dust respirator is provided; Compact conformation of the present invention, air-breathing and expiratory resistance is little, it is unimpeded to breathe, be specially adapted to the wearer that the mouth mask number of plies is many, mouth mask respiratory resistance is larger and use, particularly the elderly or child, ensure that user's is healthy.
The technical scheme of technical solution problem of the present invention is:
A kind of anti-dust respirator, 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, mid portion comprises 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, the top of described upper flat plate body is provided with nostril breather check valve, bottom is provided with nostril outgassing nonreturn valve, described marginal portion is nonwoven, described nonwoven is bonded on the upper flat plate body of mid portion, the described filter course place in air outlet valve thin slice outside is provided with through hole.
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, rectangular opening is greater than the length of vertical direction along the lateral length of the nose left and right sides, 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.
On the nostril intake valve groove plane on described rectangular opening left side or right side or nostril intake valve thin slice, be coated with tack coat, nostril intake valve thin slice 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 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.
On the air outlet valve groove plane on described rectangular opening left side or right side or air outlet valve thin slice, be coated with tack coat, air outlet valve groove surfaces is connected by tack coat with air outlet valve thin slice.
The PET plastic plate that described upper flat plate body employing Thickness Ratio is thinner or PEN plastic plate or armorplate glass or stainless steel material are made.
Beneficial effect of the present invention:
1. compact conformation of the present invention, air-breathing and expiratory resistance is little, it is unimpeded to breathe, be specially adapted to the wearer that the mouth mask number of plies is many, mouth mask respiratory resistance is larger and use, particularly the elderly or child, ensure that user's is healthy.
2. rectangular opening is greater than the length of vertical direction along the lateral length of nose both sides, nostril intake valve thin slice is mated to be installed and used, the gas of two nostril exhalation can directly be sprayed onto its surface above, and nostril intake valve thin slice is outwards opened rapidly, reliability is high, and exhaust is thorough.
3. the nonwoven of marginal portion is directly bonded on the upper flat plate body of mid portion, after wearing during fastening fixed band, good airproof performance around, upper flat plate body and nostril laminating are closely knit, and nostril breather check valve, nostril outgassing nonreturn valve and nose are pressed close to, to guarantee expiration or air-breathing effect, upper flat plate body is indeformable simultaneously, and flatness is high, the good airproof performance of check valve, avoid because the problem of the check valve sealing variation that upper flat plate body deformability causes avoids check valve ineffective.
4. nostril breather check valve is located at the top of outgassing nonreturn valve, and 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 is large, be easy to open check valve air outlet valve thin slice, be conducive to discharge the gas of breathing out, reduce the dirty gas that remains in mouth mask inwall.
5. at the filter course place in air outlet valve thin slice outside, be provided with through hole, the gas of discharge need not pass through filter course, only through through hole and ventilative extexine, directly get rid of outside mouth mask, and air resistance is little, and exhaust is unimpeded, strengthens exhaust effect.
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 shown in Figure 1, a kind of anti-dust respirator, 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, described upper flat plate body 21 is corresponding with naris position, the top of described upper flat plate body 21 is provided with nostril breather check valve, bottom is provided with nostril outgassing nonreturn valve, described marginal portion is nonwoven, the surrounding of described nonwoven is bonded on the upper flat plate body of mid portion.Guarantee that connecting portion easily deforms, nostril breather check valve, nostril outgassing nonreturn valve and nose 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 affects its flatness, thereby avoid because the problem of the check valve sealing variation that 21 distortion of upper flat plate body cause avoids check valve ineffective.The described filter course place in air outlet valve thin slice outside is provided with through hole 31.
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.
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 25, nostril intake valve thin slice 214 is connected with nostril intake valve groove surfaces by tack coat.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.
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 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.
Filter course 3 places in air outlet valve thin slice 212 outsides are provided with through hole 31, and the gas of discharge need not pass through filter course 3, only through through hole and ventilative extexine 1, directly get rid of outside mouth mask, and air resistance is little, and exhaust is unimpeded, strengthens exhaust effect.
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 211, air outlet valve groove surfaces is connected by tack coat 211 with air outlet valve thin slice 212.
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 adopts a kind of material in PET plastic plate or PEN plastic plate or armorplate glass or corrosion resistant plate to make.
Described air outlet valve thin slice 212 adopts a kind of material in PET plastic plate or PEN plastic plate or armorplate glass or corrosion resistant plate to make.
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 anti-dust respirator, 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, mid portion comprises 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, the top of described upper flat plate body is provided with nostril breather check valve, bottom is provided with nostril outgassing nonreturn valve, described marginal portion is nonwoven, described nonwoven is bonded on the upper flat plate body of mid portion, the described filter course place in air outlet valve thin slice outside is provided with through hole.
2. anti-dust respirator as claimed in claim 1, 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, and nostril intake valve thin slice covers rectangular opening.
3. anti-dust respirator as claimed in claim 2, it is characterized in that, on the nostril intake valve groove plane on described rectangular opening left side or right side or nostril intake valve thin slice, be coated with tack coat, nostril intake valve thin slice is connected with nostril intake valve groove surfaces by tack coat.
4. anti-dust respirator as claimed in claim 1, it is characterized in that, 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.
5. anti-dust respirator as claimed in claim 4, is characterized in that, on the air outlet valve groove plane on described rectangular opening left side or right side or air outlet valve thin slice, is coated with tack coat, and air outlet valve groove surfaces is connected by tack coat with air outlet valve thin slice.
6. anti-dust respirator as claimed in claim 1, is characterized in that, described upper flat plate body employing PET or PEN plastic plate or armorplate glass or stainless steel material are made.
7. anti-dust respirator as claimed in claim 1, is characterized in that, described air outlet valve thin slice adopts a kind of material in PET plastic plate or PEN plastic plate or armorplate glass or corrosion resistant plate to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624786.XA CN103599602A (en) | 2013-11-28 | 2013-11-28 | Dustproof mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624786.XA CN103599602A (en) | 2013-11-28 | 2013-11-28 | Dustproof mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103599602A true CN103599602A (en) | 2014-02-26 |
Family
ID=50117903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310624786.XA Pending CN103599602A (en) | 2013-11-28 | 2013-11-28 | Dustproof mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103599602A (en) |
Cited By (1)
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5140980A (en) * | 1990-06-13 | 1992-08-25 | Ilc Dover, Inc. | Hood mask and air filter system and method of manufacture thereof |
| CN2302812Y (en) * | 1997-07-16 | 1999-01-06 | 黄文林 | Composite dust-proof mask |
| CN202680572U (en) * | 2012-07-25 | 2013-01-23 | 杨木胜 | Dustproof mouth mask |
| CN203058387U (en) * | 2012-12-17 | 2013-07-17 | 上海亚续电子科技有限公司 | Heat-exchange warm-keeping dustproof mask |
| CN203279867U (en) * | 2013-05-21 | 2013-11-13 | 穆维恒 | Flexible easily-adjusting mask |
-
2013
- 2013-11-28 CN CN201310624786.XA patent/CN103599602A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5140980A (en) * | 1990-06-13 | 1992-08-25 | Ilc Dover, Inc. | Hood mask and air filter system and method of manufacture thereof |
| CN2302812Y (en) * | 1997-07-16 | 1999-01-06 | 黄文林 | Composite dust-proof mask |
| CN202680572U (en) * | 2012-07-25 | 2013-01-23 | 杨木胜 | Dustproof mouth mask |
| CN203058387U (en) * | 2012-12-17 | 2013-07-17 | 上海亚续电子科技有限公司 | Heat-exchange warm-keeping dustproof mask |
| CN203279867U (en) * | 2013-05-21 | 2013-11-13 | 穆维恒 | Flexible easily-adjusting mask |
Cited By (1)
| 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 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140226 |