CN212235683U - Respirator breather valve - Google Patents
Respirator breather valve Download PDFInfo
- Publication number
- CN212235683U CN212235683U CN202020552757.2U CN202020552757U CN212235683U CN 212235683 U CN212235683 U CN 212235683U CN 202020552757 U CN202020552757 U CN 202020552757U CN 212235683 U CN212235683 U CN 212235683U
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- Prior art keywords
- valve
- wall
- supporting wall
- seat
- valve core
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 8
- 230000006978 adaptation Effects 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 239000002912 waste gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000023504 respiratory system disease Diseases 0.000 description 2
- 208000035285 Allergic Seasonal Rhinitis Diseases 0.000 description 1
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 206010048908 Seasonal allergy Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- -1 pollen Substances 0.000 description 1
- 201000004338 pollen allergy Diseases 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a respirator breather valve, which comprises a valve seat, a valve cover and a valve core arranged in the valve seat, wherein the valve seat comprises an annular base, the top surface of the valve seat is provided with an outer supporting wall and an inner supporting wall which are arranged at intervals, and a guide groove is formed between the outer supporting wall and the inner supporting wall; the top surface of the inner supporting wall is provided with a supporting frame, the center of the top surface of the inner supporting wall is provided with a valve core mounting column, the valve core is sleeved on the valve core mounting column, and the bottom surface of the valve core is provided with a reinforcing edge; the outer side of the outer supporting wall is provided with a buckle; the valve cover is in a cylindrical shape with a downward opening, the top surface of the inner wall of the valve cover is provided with an installation seat, and the bottom of the inner wall of the valve cover is provided with a buckling position; the outer edge of the top end of the valve cover is provided with a notch for communicating the outside air. The utility model has simple structure, and the valve seat and the valve cover are connected together through the buckle and the buckle position, thereby being convenient for disassembly and assembly; the reinforcing edge of the valve core is arranged in the guide groove, so that the valve core can be prevented from deforming during air suction, and the tightness of the valve core and the valve seat is improved.
Description
Technical Field
The utility model relates to a protection apparatus technical field, concretely relates to gauze mask breather valve.
Background
Along with the deterioration of natural environment, respiratory diseases caused by dust, haze, pollen allergy and other reasons are more and more, and more people select to wear the mask for protection in order to keep the health of a respiratory system. The types of the masks are various, and although the masks made of cotton and linen or gauze have good air permeability, the protection effect is poor; although the mask made of melt-blown cloth has good protection effect, the mask has poor air permeability, and people who are engaged in labor production in a working environment with poor damp and hot or ventilation and people who suffer from cardiovascular and cerebrovascular diseases or respiratory diseases are easy to breathe smoothly when wearing the mask, and the wearing comfort is poor. Therefore, many people choose to mount a breather valve on a mask with a breather valve or to mount the breather valve on a mask worn by the user.
The traditional breather valve is inconvenient to mount, and therefore, Chinese utility model patent CN206152124U provides a breather valve for a mask, which comprises a valve body base, a connecting sleeve, a valve cover and a valve core, wherein the valve body base comprises an inner clamping plate, a first mounting ring connected with the inner clamping plate and a rotating arm connected to the inner circumference of the first mounting ring, the inner clamping plate is provided with a first through hole and a second through hole, and the outer circumference of the first mounting ring is symmetrically distributed with a first clamping block and a second clamping block; the adapter sleeve is equipped with first guide way and second guide way including the outer clamp plate that is equipped with the external screw thread and the second collar that links to each other with outer clamp plate on the outer clamp plate to still be equipped with on the outer clamp plate and be used for blocking the fixture block spacing groove of first fixture block and second fixture block is equipped with wheel hub dress support bar in the second collar, wheel hub form support bar and second collar constitute a cavity with case looks adaptation, dismantle simple to operate between this scheme and the gauze mask swift, each spare part of breather valve body can realize quick assembly disassembly, is convenient for wash, convenient to use is swift.
However, the above-mentioned breather valve for a mask has the following disadvantages:
(1) the volume and the shape of the breather valve are small, the structure of the breather valve is complex and tedious, and parts of the breather valve are easy to lose in the assembling and disassembling process, so that the breather valve cannot be normally used, and the structural integrity of the breather valve is damaged;
(2) the hub-shaped supporting strips and the second mounting ring form a cavity, the cavity is matched with the valve core, the valve core is displaced in the easy cavity or deformed during air suction, gaps among the hub supporting strips are exposed, and the tightness between the valve core and the mounting ring is damaged, so that the normal use of the breather valve is influenced.
In view of this, it is urgently needed to improve the structure of the conventional breather valve for the mask, so as to simplify the structure of the breather valve, improve the sealing property between the valve core and the valve seat of the breather valve, prevent external pollutants from entering the mask through the valve body, and prolong the service life of the breather valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the structure of current gauze mask breather valve is complicated, the leakproofness is poor between case and the disk seat, external pollutant gets into the valve body easily, breed the problem of bacterium.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts as follows:
a respirator valve comprises a valve cover, a valve seat and a valve core arranged in the valve seat,
the valve seat comprises an annular base, wherein an outer supporting wall and an inner supporting wall which are oppositely arranged at intervals are arranged on the top surface of the annular base, and a guide groove is formed between the outer supporting wall and the inner supporting wall; the top surface of the inner supporting wall is provided with a supporting frame, the center of the top surface of the supporting frame is provided with a valve element mounting column, the valve element is sleeved on the valve element mounting column, the bottom surface of the valve element is provided with a reinforcing edge, and the reinforcing edge is arranged in the guide groove and used for preventing the valve element from deforming during air suction; the outer side of the outer supporting wall is provided with a buckle;
the valve cover is in a cylindrical shape with a downward opening, and a mounting seat is arranged on the top surface of the inner wall of the valve cover and is matched with the valve core mounting column; the inner wall of the box body is provided with a buckle position which is matched with the buckle; the outer edge on the top end of the valve cover is provided with a notch for communicating with the outside air.
In this scheme, the internal diameter of case with mount pad looks adaptation, its external diameter is greater than the external diameter of interior support wall, is less than the internal diameter of outer support wall.
In this scheme, the bottom surface of valve gap outwards protrusion is equipped with annular sealing edge.
In this scheme, the support frame includes along the many arc-shaped splice bars of radial distribution setting.
In this scheme, the external diameter of outer support wall and the internal diameter looks adaptation of valve gap.
In this scheme, the disk seat with the valve gap is by elastic material integrated into one piece respectively.
In this scheme, the case is provided with the bar recess along diameter symmetry.
In this scheme, the case is soft piece.
Compared with the prior art, the utility model provides a gauze mask breather valve simple structure, the outer support wall of disk seat, its outside is equipped with the buckle, and the bottom of the inner wall of valve gap is equipped with the buckle position with buckle looks adaptation, is equipped with the case erection column in the top surface of the interior support wall of disk seat, be equipped with the mount pad on the top surface of the inner wall of valve gap, case erection column plug-in mounting is in the mount pad, through buckle and buckle position and case erection column and mount pad, convenience of customers dismouting and periodic replacement gauze mask breather valve avoid breeding the bacterium, influence breathe healthily. The annular base of the valve seat is provided with an outer supporting wall and an inner supporting wall which are oppositely arranged at intervals on the top surface, a guide groove is formed between the outer supporting wall and the inner supporting wall, a reinforcing edge is arranged on the bottom surface of the valve core and is arranged in the guide groove, the reinforcing edge, the mounting seat and the valve core mounting column can prevent the valve core from generating positions in the valve seat, and meanwhile, the reinforcing edge and the guide groove can also prevent the valve core from deforming under the action of the internal pressure and the external pressure of the breather valve when breathing in, so that the airtightness between the valve core and the valve seat is reduced, and external pollutants enter the inlet cover through a gap between the valve core and the valve seat to influence the normal.
Drawings
Fig. 1 is a schematic structural view of a breathing valve of a middle respirator of the present invention;
fig. 2 is a sectional view of the breathing valve of the mask of the present invention.
Detailed Description
The utility model provides a gauze mask breather valve is equipped with the fixture block on its disk seat, be equipped with on the inner wall of valve gap with the buckle position of fixture block looks adaptation, through fixture block and buckle position equipment together, simple structure, convenience of customers dismantles and changes the breather valve, avoids the breather valve to breed the bacterium, keeps breathing healthily. The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1 and 2, the breathing valve for mask provided by the present invention comprises a valve seat 10, a valve cover 20, and a valve core 30.
The valve seat 10 comprises an annular base 11, an outer supporting wall 12 and an inner supporting wall 13 which are oppositely arranged at intervals are arranged on the top surface of the annular base 11, the outer supporting wall 12 and the inner supporting wall 13 are arranged concentrically with the annular base 11, and the outer supporting wall 12, the inner supporting wall 13 and the annular base 11 form a guide groove 14 for guiding the exhaust gas in the breather valve to be discharged. A plurality of arc-shaped connecting ribs are radially distributed on the top surface of the inner supporting wall 13, the arc-shaped connecting ribs and the inner supporting wall 13 form a supporting frame 15, and a valve core mounting column 16 is arranged in the center of the top surface of the supporting frame 15. Air holes 151 are formed between the arc-shaped connecting ribs and are used for air in the breather valve to pass through. The outer side of the outer support wall 12 is provided with a buckle 121, and the outer diameter of the outer support wall 12 is matched with the inner diameter of the valve cover 20.
The valve cover 20 is in a cylindrical shape with a downward opening, the top surface of the inner wall of the valve cover is provided with a mounting seat 21 which is matched with the valve core mounting column 16, and the valve core mounting column 16 is inserted into the mounting seat 21 and is used for connecting and fixing the valve seat 10, the valve cover 20 and the valve core 30. The inner wall of the valve cover 20 is provided with a buckling position 22, the buckling position 22 is matched with a buckle 121, and the buckle 121 is buckled with the buckling position 22 and used for fixing the valve cover 20 and the valve seat 10. The bottom surface of the valve cover 20 is provided with an annular sealing edge 23 in a protruding mode, and when the valve cover 20 is buckled with the valve seat 10, the sealing edge 23 is opposite to the annular base 11 and plays a role in clamping the mask and sealing. The outer edge of the top end of the valve cover 20 is provided with a notch 24, and water vapor and breathing waste gas in the breathing valve are discharged to the external environment through the notch 24.
The valve seat 10 and the valve cover 20 are integrally formed by elastic materials, have good elasticity, are not easy to break, and can prolong the service life of the breather valve.
The valve core 30 is a soft sheet and is sleeved on the valve seat 10 through the valve core mounting column 16, the bottom surface of the valve core 30 is provided with a reinforcing edge 31, and the reinforcing edge 31 is arranged in the guide groove 14 and used for preventing the valve core 30 from deforming during air suction. The inner diameter of the valve core 30 is matched with the valve core mounting column 16 and the mounting seat 21, the outer diameter of the valve core 30 is larger than the outer diameter of the inner supporting wall 13 and smaller than the inner diameter of the outer supporting wall 14, and the valve core 30 is symmetrically provided with strip-shaped grooves along the diameter, so that two wings of the valve core 30 are conveniently tilted upwards when the respiratory valve exhales, and water vapor and respiratory waste gas are smoothly discharged out of the respiratory valve.
The utility model discloses a method of use (working process) as follows:
the user cuts a through-hole with disk seat 10 looks adaptation on the gauze mask, makes disk seat 10 outwards wear out from the gauze mask inboard through the through-hole, with valve block 30 suit on valve block erection column 16, makes valve block erection column 16 cartridge in mount pad 21, presses valve gap 20, makes buckle 121 and buckle position 22 lock, and the breather valve can be installed on the gauze mask. When the valve element 30 needs to be replaced after the breather valve is used for a period of time, a user only needs to detach the buckle 121 from the buckle position 22, replace the valve element 30, and then fix the valve seat 10 and the valve cover 20 again.
When a user wears the mask provided with the mask breather valve, when the user exhales, the gas inside the mask pushes the two wings of the valve core 30 to be opened upwards, and the water vapor and the exhaled waste gas in the mask are exhausted from the notch 24 through the gas hole; when a user inhales air, the reinforcing edge 31 is arranged in the guide groove 14, the suction force of the valve core 30 is increased, and the valve core 30 is prevented from deforming, so that the valve core 30 and the inner support wall 13 are well sealed, pollutant particles such as pollen, dust and bacteria in the air cannot enter the inlet cover, and a good protection effect is achieved.
Compared with the prior art, the utility model provides a gauze mask breather valve through setting up buckle and the buckle position of setting on the valve gap inner wall on the outer support wall, makes valve gap detachably install on the disk seat, simple structure, and convenience of customers dismantles and changes the gauze mask breather valve, avoids breeding the bacterium, keeps breathing healthily. The outer supporting wall and the inner supporting wall on the valve seat are oppositely arranged at intervals to form a guide groove, the valve core is sleeved on the valve seat through the valve core mounting column, the reinforcing edge arranged on the bottom surface of the valve core is arranged in the guide groove, when a user inhales air, the suction force of the valve core can be enhanced, the good tightness between the valve core and the valve seat is kept, and external pollutant particles are prevented from entering the breather valve.
In the scheme, the inner diameter of the valve core is matched with the mounting seat, so that the valve core can be prevented from displacing in the valve seat, the outer diameter of the valve core is larger than the outer diameter of the inner supporting wall and smaller than the inner diameter of the outer supporting wall, a certain gap is formed between the valve core and the outer supporting wall, the production process requirement on the valve core is reduced, the fault tolerance of the valve core is improved, and the production cost is saved.
In this scheme, the outside protrusion in bottom surface of valve gap is provided with annular seal edge, and convenience of customers presss from both sides tight gauze mask with the annular base of disk seat when installation gauze mask breather valve together to improve the firm degree of gauze mask breather valve installation on the gauze mask.
In this scheme, the case is soft piece, is provided with the bar recess along the diameter symmetry, and the both sides of case are upwards opened by the gaseous promotion of exhalation when the user exhales, reduces the resistance when the case is opened, and the smooth and easy degree that the waste gas and the steam of convenient exhalation were discharged fast, the reinforcing user breathes.
The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.
Claims (8)
1. A respirator breather valve comprises a valve cover, a valve seat and a valve core arranged on the valve seat, and is characterized in that,
the valve seat comprises an annular base, wherein an outer supporting wall and an inner supporting wall which are oppositely arranged at intervals are arranged on the top surface of the annular base, and a guide groove is formed between the outer supporting wall and the inner supporting wall; the top surface of the inner supporting wall is provided with a supporting frame, the center of the top surface of the supporting frame is provided with a valve element mounting column, the valve element is sleeved on the valve element mounting column, the bottom surface of the valve element is provided with a reinforcing edge, and the reinforcing edge is arranged in the guide groove and used for preventing the valve element from deforming during air suction; the outer side of the outer supporting wall is provided with a buckle;
the valve cover is in a cylindrical shape with a downward opening, and the top surface of the inner wall of the valve cover is provided with a mounting seat which is matched with the valve core mounting column; the inner wall of the box body is provided with a buckle position which is matched with the buckle; the outer edge on the top end of the valve cover is provided with a notch for communicating with the outside air.
2. The mask breather valve of claim 1, wherein the valve plug has an inner diameter that fits the mounting seat, and an outer diameter that is greater than the outer diameter of the inner support wall and less than the inner diameter of the outer support wall.
3. The mask breather valve of claim 1, wherein the bottom surface of the valve cover is provided with an annular sealing rim protruding outward.
4. The mask breather valve of claim 1, wherein the support frame comprises a plurality of arcuate ribs disposed in a radially distributed manner.
5. The mask breather valve of claim 1, wherein the outer diameter of the outer support wall is adapted to the inner diameter of the valve cap.
6. The mask breather valve of claim 1, wherein the valve cover and the valve seat are integrally formed of an elastic material, respectively.
7. The mask breather valve of claim 1, wherein the valve spool is diametrically symmetrically provided with strip grooves.
8. The mask breather valve of claim 1, wherein the valve core is a soft sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020552757.2U CN212235683U (en) | 2020-04-15 | 2020-04-15 | Respirator breather valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020552757.2U CN212235683U (en) | 2020-04-15 | 2020-04-15 | Respirator breather valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212235683U true CN212235683U (en) | 2020-12-29 |
Family
ID=74002957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020552757.2U Expired - Fee Related CN212235683U (en) | 2020-04-15 | 2020-04-15 | Respirator breather valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212235683U (en) |
-
2020
- 2020-04-15 CN CN202020552757.2U patent/CN212235683U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |