CN105797289A - Bidirectional ventilating breather valve - Google Patents
Bidirectional ventilating breather valve Download PDFInfo
- Publication number
- CN105797289A CN105797289A CN201610254977.5A CN201610254977A CN105797289A CN 105797289 A CN105797289 A CN 105797289A CN 201610254977 A CN201610254977 A CN 201610254977A CN 105797289 A CN105797289 A CN 105797289A
- Authority
- CN
- China
- Prior art keywords
- diaphragm
- valve
- valve seat
- cuboid
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002457 bidirectional effect Effects 0.000 title abstract 2
- 239000012528 membrane Substances 0.000 claims abstract description 15
- 239000002912 waste gas Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 abstract 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 230000003434 inspiratory effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 2
- -1 and upon inhalation Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000004199 lung function Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/02—Valves
- A62B9/022—Breathing demand regulators
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a bidirectional ventilating breather valve which is formed by a valve seat, a valve cover, a depression bar and a diaphragm, wherein the valve cover is in buckled connection with the valve seat, a mask body is located between the valve seat and the valve cover; a diaphragm hole is matched with an exposed part, penetrating through a valve cover end hole, of a cylinder at the end part of the valve seat; the diaphragm is matched with an oblique rectangular body at the center of the valve seat, the diaphragm is formed by a PM2.5 filtering membrane and a rubber sheet, and the PM2.5 filtering membrane is located in the middle of the diaphragm; the valve seat is tightly matched with the valve cover to compress the mask body, the cylinder at the end part of the valve seat pierces the mask body to prevent the mask body from being separated from the breather valve, so that the breather valve is tightly matched with the mask body, and stripping is not easy to cause; the oblique rectangular body enables the diaphragm to have certain deformation, the deformation restoring force of the diaphragm can enable the diaphragm to quickly close up after expiration is finished, thus completely eradicating the condition that a wearer inhales unfiltered air while inhaling. The depression bar can be opened, so that the diaphragm can be easily changed.
Description
Technical field
The present invention relates to a kind of mask breather valve, especially haze mask is with two-way ventilated valve.
Background technology
Along with increasing the weight of of haze, haze mask becomes people and goes on a journey indispensability.The material such as PM2.5 granule and pollen in air is had good filter effect by haze mask, can effectively protect the respiratory health of people.Haze mask respiratory resistance on the market is relatively big at present, makes people breathe and has some setbacks, and sense of feeling suffocated, wearer's alveolar is had certain infringement by long periods of wear, especially that old man is bigger with the impact of child.More comfortable in order to make to wear, reduce expiratory resistance, the patent No.: CN200610156295.7, disclose one " breather valve ", it is a kind of check valve, all can open when exhaling, close during air-breathing, making the gas that wearer breathes out discharge in time, this breather valve is mainly used in disposable haze mask.Owing to cost height worn by disposable haze mask, and its warming function when winter wears is limited, so the cotton haze mask having wind-proof warming function in recent years concurrently becomes the first-selection of mask in winter, but when existing breather valve is in cotton haze-proof mask, breather valve easily comes off from mask；And breather valve is only able to discharge the waste gas of exhalation, valve block is closed when a wearer inhales, owing to breather valve diaphragm sheet is airtight film, when causing wearer's air-breathing, air inlet area reduces, add inspiratory resistance, and decrease air inflow, and reducing wearing comfort, severe patient may affect lung functions.
Summary of the invention
In order to solve breather valve easily from haze mask coming off and airtight problem during breather valve diaphragm air-breathing, the present invention devises a kind of two-way ventilated valve of haze mask, it is made up of valve seat, valve gap, press strip and diaphragm, valve gap and valve seat snap connection, and mask body is positioned at valve seat and valve cover chamber；Diaphragm hole matches through the exposed portion of valve gap stomidium with valve seat end cylinder, and diaphragm matches with the oblique cuboid in valve seat center, and diaphragm is made up of PM2.5 filter membrane and sheet rubber, and PM2.5 filter membrane is positioned in the middle of diaphragm；Press strip hole coordinates with valve seat end cylinder top, and fit system is interference fit, and diaphragm is compressed by press strip, it is prevented that it comes off.
The present invention proposes a kind of two-way ventilated valve of haze mask, and valve seat end has end cylinder, valve seat center to have prominent oblique cuboid, and a circle boss is arranged at cuboid bottom；Having some dead slots on valve gap, there is end hole valve gap end, and end hole matches with valve seat end cylinder, has circumferential groove in bonnet lower cuboid, for coordinating with the oblique cuboid boss of valve seat；Diaphragm hole matches with the valve seat end cylinder through valve gap end hole, and diaphragm matches with the oblique cuboid of valve seat；Press strip hole and valve seat end cylinder top interference fit, in order to fixing diaphragm.
The present invention carries a kind of two-way ventilated valve, its valve seat is inverted T-shape, seat bottom portion is cuboid, it it is a prominent oblique cuboid in the middle of cuboid, oblique cuboid bottom has circumference boss, circumference boss matches with bonnet lower cuboid inner circumferential groove, it is possible to valve gap connects together with valve seat；Oblique cuboid has certain altitude so that it is convenient through mask body valve opening, oblique cuboid is hollow；There is end cylinder valve seat end, and valve seat end cylinder matches with valve gap end hole, and fit system is interference fit, it is possible to make valve seat and valve gap fixing more firm；When valve seat end cylinder matches with valve gap end hole, valve seat end cylinder needs through mask body, prevents it from coming off thus being fixed to by breather valve on mask body.Valve gap has some dead slots, exhalation waste gas can be made to discharge in time；There is end hole valve gap end, and end hole matches with valve seat end cylinder, and fit system is interference fit, is used for fixing valve gap and valve seat, and end hole is used for valve gap is positioned, and can cross installation rapidly when mounted and mustn't adjust angle；Circumferential groove is had, in order to coordinate with valve seat in bonnet lower cuboid.Diaphragm hole matches through the exposed portion of valve gap stomidium with valve seat end cylinder, and fit system is interference fit, it is prevented that diaphragm is easily deviate from, and diaphragm hole is used for diaphragm is positioned, and makes quickly load onto during installation diaphragm；Diaphragm matches with the oblique cuboid in valve seat center, and diaphragm front portion, higher than the diaphragm rear portion with diaphragm hole, owing to diaphragm rear portion is fixed, makes diaphragm front portion be more easy to and blown afloat, make waste gas discharge in time；Again owing to diaphragm rear portion is fixed, the gradient of oblique cuboid makes the deformation of diaphragm own, diaphragm deformation restoring force can force diaphragm to press to oblique cuboid, diaphragm and oblique cuboid is made to closely cooperate, waste gas is got rid of rear film and can be closed in time, preventing wearer when air-breathing, diaphragm is not closed and the extraneous gas of inspiration filtered in time, and user is damaged.Diaphragm is made up of PM2.5 filter membrane and sheet rubber, and PM2.5 filter membrane is positioned in the middle of diaphragm, and sheet rubber is positioned at diaphragm surrounding；Upon exhalation, diaphragm opens discharge gas, and upon inhalation, gas is by, inside PM2.5 filter membrane inlet port cover body in the middle of diaphragm, adding breathing area, increase air inflow, reduce inspiratory resistance, add wearing comfort；The sheet rubber of diaphragm surrounding matches with cuboid surrounding entity part, it is prevented that in the extraneous gas inlet port cover body of filtered.Press strip hole and valve seat end cylinder top interference fit, in order to fixing diaphragm, have press strip groove in the middle part of press strip, when diaphragm uses for a long time, is crowded with filtrate, it is necessary to diaphragm in the middle of changing, clasping press strip groove and can conveniently take down press strip, thus taking out diaphragm, it being replaced.
A kind of two-way ventilated valve of the present invention, valve seat and valve gap, the connected mode of valve seat and press strip for snapping connection, the connected mode such as threaded or bonding.
A kind of two-way ventilated valve of the present invention, it is shaped as cuboid-type, cylinder type, the geometry build such as cone-shaped.
A kind of two-way ventilated valve of the present invention, by macromolecular material, polymer-based composite, metal or ceramic material.
The medicine have the advantages that 1, valve seat and valve gap closely cooperate pack port cover body, and valve seat end cylinder pierces through mask body, it is prevented that mask body deviates from breather valve, makes breather valve and mask body closely cooperate, difficult drop-off.2, being PM2.5 filter membrane in the middle of diaphragm, upon inhalation, gas is by, inside PM2.5 filter membrane inlet port cover body in the middle of diaphragm, adding breathing area, increase air inflow, reduce inspiratory resistance, add wearing comfort.3, oblique cuboid makes diaphragm have certain deformation, diaphragm deformation restoring force that expiration can be made to terminate rear film rapid closing, sucks the air of filtered when having stopped wearer's air-breathing.4, press strip can be opened, and diaphragm can be readily replaceable.
Accompanying drawing explanation
Fig. 1 is a kind of two-way ventilated valve three dimensional structure schematic diagram of the present invention.
Fig. 2 is a kind of two-way ventilated valve each several part decomposing schematic representation of the present invention.
Fig. 3 is a kind of two-way ventilated valve base schematic diagram of the present invention.
Fig. 4 is a kind of two-way ventilated valve valve gap schematic diagram of the present invention.
Fig. 5 is a kind of two-way ventilated valve film schematic diagram of the present invention.
Fig. 6 is a kind of two-way ventilated valve press strip schematic diagram of the present invention.
Fig. 7 is a kind of two-way ventilated valve embodiment of the present invention.
1-valve seat in figure, 2-diaphragm, 3-valve gap, 4-valve gap rib, 5-valve gap platform, 6-valve gap end hole, 7-circumferential groove, 8-press strip, 9-press strip hole, 10-press strip groove, 11-diaphragm hole, 12-PM2.5 filter membrane, 13-sheet rubber, 14-end cylinder, 15-circumference boss, the oblique cuboid of 16-, the two-way ventilated valve of 17-mono-kind, 18-mask body.
Detailed description of the invention
If Fig. 1 is to shown in 7, a kind of two-way ventilated valve of the present invention, mainly it is made up of valve seat 1, valve gap 3, press strip 8 and diaphragm 2, there is end cylinder 14 valve seat 1 end, and there is prominent oblique cuboid 16 at valve seat 1 center, and circumference boss 15 is arranged at cuboid bottom；Having some dead slots on valve gap 3, there is valve gap end hole 6 valve gap 3 end, and valve gap end hole 6 matches with valve seat end cylinder 14, has circumferential groove 7 in valve gap 3 lower rectangular body, for coordinating with the oblique cuboid 17 circumference boss 15 of valve seat 1；Diaphragm hole 11 matches with the valve seat end cylinder 14 through valve gap end hole 6, and diaphragm 2 matches with the oblique cuboid 16 of valve seat 1；Press strip hole 9 and valve seat end cylinder 14 top interference fit, in order to fixing diaphragm 2.
A kind of two-way ventilated valve 17 of the present invention, its valve seat 1 is inverted T-shape, is a prominent oblique cuboid 16 in the middle of valve seat 1, and oblique cuboid 16 bottom has circumference boss 15, circumference boss 15 matches with circumferential groove 7 in valve gap 3 lower rectangular body, it is possible to valve gap 3 connects together with valve seat 1；Oblique cuboid 16 has certain altitude so that it is convenient through mask body 18 valve opening, oblique cuboid 16 is hollow；There is valve seat end cylinder 14 valve seat 1 end, and valve seat end cylinder 14 matches with valve gap end hole 6, and fit system is interference fit, it is possible to make valve seat 1 fixing with valve gap 3 more firm；When valve seat end cylinder 14 matches with valve gap end hole 6, valve seat end cylinder 14 needs through mask body 18, prevents it from coming off thus being fixed to by breather valve on mask body 18.Valve gap 3 has some dead slots, exhalation waste gas can be made to discharge in time；There is valve gap end hole 6 valve gap 3 end, valve gap end hole 6 matches with valve seat end cylinder 14, and fit system is interference fit, is used for fixing valve gap 3 and valve seat 1, and valve gap end hole 6 is used for valve gap 3 is positioned, installation rapidly can be crossed when mounted and need not adjust angle；Circumferential groove 7 is had, in order to coordinate with valve seat 1 in valve gap 3 lower rectangular body.Diaphragm hole 11 matches through the exposed portion of valve gap end hole 6 with valve seat end cylinder 14, and fit system is interference fit, it is prevented that diaphragm 2 is easily deviate from, and diaphragm hole 11 is used for diaphragm 2 is positioned, and makes quickly load onto during installation diaphragm 2；Diaphragm 2 matches with the oblique cuboid 16 in valve seat center, and diaphragm 2 is anterior higher than diaphragm 2 rear portion with diaphragm hole 11, owing to diaphragm 2 rear portion is fixed, makes diaphragm 2 front portion be more easy to and is blown afloat, make waste gas discharge in time；Again owing to diaphragm 2 rear portion is fixed, the gradient of oblique cuboid 16 makes the deformation of diaphragm 2 own, diaphragm 2 deformation-recovery power can force diaphragm 2 to press to oblique cuboid 16, diaphragm 2 and oblique cuboid 16 is made to closely cooperate, waste gas is got rid of rear film and can be closed in time, preventing wearer when air-breathing, diaphragm 2 is not closed and the extraneous gas of inspiration filtered in time, and user is damaged.Diaphragm 2 is made up of PM2.5 filter membrane 12 and sheet rubber 13, and PM2.5 filter membrane 12 is positioned in the middle of diaphragm 2, and sheet rubber 13 is positioned at diaphragm 2 surrounding；Upon exhalation, diaphragm 2 opens discharge gas, and upon inhalation, gas is internal by the middle PM2.5 filter membrane 12 inlet port cover body 18 of diaphragm 2, adds breathing area, increases air inflow, reduce inspiratory resistance, adds wearing comfort；The sheet rubber 13 of diaphragm 2 surrounding matches with oblique cuboid 16 surrounding entity part, it is prevented that in the extraneous gas inlet port cover body 18 of filtered.Press strip hole 9 and valve seat end cylinder 14 top interference fit, in order to fixing diaphragm 2, press strip groove 10 is had in the middle part of press strip 8, when diaphragm 2 uses for a long time, during long-pending full harmful substance, need to change middle diaphragm 2, clasping press strip groove 10 and can conveniently take down press strip 8, thus taking out diaphragm 2, it being replaced.
A kind of two-way ventilated valve 17, is fixed on mask body 18, and when the wearer breathes out, breather valve diaphragm 2 is opened, when wearer's air-breathing, gas can pass through diaphragm 2 inlet port cover body 18, adds breathing area, increase air inflow, reduce inspiratory resistance, add wearing comfort.
Claims (6)
1. a two-way ventilated valve, it is characterised in that: being mainly made up of valve seat, valve gap, press strip and diaphragm, valve gap and valve seat snap connection, and mask body is positioned at valve seat and valve cover chamber；Diaphragm hole matches through the exposed portion of valve gap stomidium with valve seat end cylinder, and diaphragm matches with the oblique cuboid in valve seat center；Press strip hole coordinates with valve seat end cylinder top, and fit system is interference fit, and diaphragm is compressed by press strip.
2. the two-way ventilated valve of one according to claim 1, it is characterised in that: diaphragm is made up of PM2.5 filter membrane and sheet rubber, and PM2.5 filter membrane is positioned in the middle of diaphragm, and sheet rubber is positioned at diaphragm surrounding.
3. the two-way ventilated valve of one according to claim 1, it is characterised in that: valve seat end has end cylinder, valve seat center to have prominent oblique cuboid, and a circle boss is arranged at cuboid bottom；Having some dead slots on valve gap, there is end hole valve gap end, and end hole matches with valve seat end cylinder, has circumferential groove in bonnet lower cuboid, for coordinating with the oblique cuboid boss of valve seat；Diaphragm hole matches with the valve seat end cylinder through valve gap end hole, and diaphragm matches with the oblique cuboid of valve seat；Press strip hole and valve seat end cylinder top interference fit, in order to fixing diaphragm.
4. the two-way ventilated valve of one according to claim 1, it is characterized in that: described valve seat is inverted T-shape, seat bottom portion is cuboid, it it is a prominent oblique cuboid in the middle of cuboid, oblique cuboid bottom has circumference boss, circumference boss matches with bonnet lower cuboid inner circumferential groove, it is possible to valve gap connects together with valve seat；Oblique cuboid has certain altitude so that it is convenient through mask body valve opening, oblique cuboid is hollow；There is end cylinder valve seat end, and valve seat end cylinder matches with valve gap end hole, and fit system is interference fit, it is possible to make valve seat and valve gap fixing more firm；When valve seat end cylinder matches with valve gap end hole, valve seat end cylinder traverse mask body.
5. the two-way ventilated valve of one according to claim 1, it is characterised in that: valve gap has some dead slots；There is end hole valve gap end, and end hole matches with valve seat end cylinder, and fit system is interference fit, is used for fixing valve gap and valve seat, and end hole is used for valve gap is positioned；Circumferential groove is had, in order to coordinate with valve seat in bonnet lower cuboid；Diaphragm matches with the oblique cuboid in valve seat center, and diaphragm front portion is higher than the diaphragm rear portion with diaphragm hole, and diaphragm rear portion is fixed, and makes diaphragm front portion be more easy to and is blown afloat；The gradient of oblique cuboid makes the deformation of diaphragm own, and diaphragm deformation restoring force can force diaphragm to press to oblique cuboid, makes diaphragm and oblique cuboid closely cooperate, and waste gas is got rid of rear film and can be closed in time.
6. the two-way ventilated valve of one according to claim 1, it is characterised in that: have press strip groove in the middle part of press strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610254977.5A CN105797289A (en) | 2016-04-22 | 2016-04-22 | Bidirectional ventilating breather valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610254977.5A CN105797289A (en) | 2016-04-22 | 2016-04-22 | Bidirectional ventilating breather valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105797289A true CN105797289A (en) | 2016-07-27 |
Family
ID=56458358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610254977.5A Pending CN105797289A (en) | 2016-04-22 | 2016-04-22 | Bidirectional ventilating breather valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105797289A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107042002A (en) * | 2017-05-31 | 2017-08-15 | 杭州联络互动信息科技股份有限公司 | A kind of air exhausting device of face guard, air interchanger and mouth mask |
| WO2018103134A1 (en) * | 2016-12-05 | 2018-06-14 | 马斐 | Direct exhalation valve and mask with direct exhalation valve |
| CN108991626A (en) * | 2018-08-29 | 2018-12-14 | 张家港市美洁日用品有限公司 | A kind of Respirator structure with breather valve |
| CN110354410A (en) * | 2018-03-26 | 2019-10-22 | 深圳市美好创亿医疗科技有限公司 | Two-way scavenging air valve and air draft mask with the two-way scavenging air valve |
| CN111315451A (en) * | 2017-11-30 | 2020-06-19 | 霍尼韦尔国际公司 | Rubber valve dust mask |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0376366A1 (en) * | 1988-12-29 | 1990-07-04 | Mijnhardt B.V. | Breathing valve |
| CN101878055A (en) * | 2007-11-27 | 2010-11-03 | 3M创新有限公司 | Face mask with one-way valve |
| CN203915821U (en) * | 2014-06-11 | 2014-11-05 | 上海兴诺康纶纤维科技股份有限公司 | A kind of breather valve |
| CN203989554U (en) * | 2014-05-28 | 2014-12-10 | 张毅林 | A kind of mouth mask breather valve |
| CN204467006U (en) * | 2014-12-25 | 2015-07-15 | 东莞市万丰纳米材料有限公司 | Dust mask with breathing valve |
| CN205612892U (en) * | 2016-04-22 | 2016-10-05 | 王昊仑 | Two -way ventilative breather valve |
-
2016
- 2016-04-22 CN CN201610254977.5A patent/CN105797289A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0376366A1 (en) * | 1988-12-29 | 1990-07-04 | Mijnhardt B.V. | Breathing valve |
| CN101878055A (en) * | 2007-11-27 | 2010-11-03 | 3M创新有限公司 | Face mask with one-way valve |
| CN203989554U (en) * | 2014-05-28 | 2014-12-10 | 张毅林 | A kind of mouth mask breather valve |
| CN203915821U (en) * | 2014-06-11 | 2014-11-05 | 上海兴诺康纶纤维科技股份有限公司 | A kind of breather valve |
| CN204467006U (en) * | 2014-12-25 | 2015-07-15 | 东莞市万丰纳米材料有限公司 | Dust mask with breathing valve |
| CN205612892U (en) * | 2016-04-22 | 2016-10-05 | 王昊仑 | Two -way ventilative breather valve |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018103134A1 (en) * | 2016-12-05 | 2018-06-14 | 马斐 | Direct exhalation valve and mask with direct exhalation valve |
| CN107042002A (en) * | 2017-05-31 | 2017-08-15 | 杭州联络互动信息科技股份有限公司 | A kind of air exhausting device of face guard, air interchanger and mouth mask |
| CN107042002B (en) * | 2017-05-31 | 2022-10-25 | 杭州联络互动信息科技股份有限公司 | Air exhaust device, air interchanger and mask of face protector |
| CN111315451A (en) * | 2017-11-30 | 2020-06-19 | 霍尼韦尔国际公司 | Rubber valve dust mask |
| CN110354410A (en) * | 2018-03-26 | 2019-10-22 | 深圳市美好创亿医疗科技有限公司 | Two-way scavenging air valve and air draft mask with the two-way scavenging air valve |
| CN108991626A (en) * | 2018-08-29 | 2018-12-14 | 张家港市美洁日用品有限公司 | A kind of Respirator structure with breather valve |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160727 |