CN206017928U - A kind of breather valve - Google Patents
A kind of breather valve Download PDFInfo
- Publication number
- CN206017928U CN206017928U CN201620707574.7U CN201620707574U CN206017928U CN 206017928 U CN206017928 U CN 206017928U CN 201620707574 U CN201620707574 U CN 201620707574U CN 206017928 U CN206017928 U CN 206017928U
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- Prior art keywords
- hole
- breather valve
- housing
- piston
- screw thread
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- 239000012528 membrane Substances 0.000 claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 6
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 2
- 210000001215 vagina Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
This utility model provides a kind of breather valve, including housing, offers the first through hole and the second through hole being connected；Isolating membrane, is arranged between the first through hole and second through hole, isolates the first through hole and second through hole；Piston, is contained in the first through hole, the afterbody that the piston is included head and is connected with the head, and the head of the piston is against the isolating membrane；Spring, is contained in the first through hole and is sheathed on the afterbody of the piston, and one end of the spring is resisted against the head of the piston；And regulating bolt, the other end of the spring is resisted against, the regulating bolt is contained in the first through hole, and is flexibly connected with the housing.This utility model provides breather valve, can adjust the size of vent pressure according to demand, can be widely applied to the battery case of all kinds of different sizes.
Description
【Technical field】
This utility model is related to hybrid power/power battery of pure electric automobile field, more particularly to a kind of scalable pressure release
The breather valve of pressure.
【Background technology】
Electrokinetic cell is one of core energy storage device of electric automobile, during use, generally will be multiple in sealed cell case
Cell is gone here and there and is combined, to reach capacity and voltage needed for all kinds of different model electric automobiles.In order that battery case
Interior air pressure ensures, in safety range, to need to install the air pressure that breather valve comes in regulating cell case, that is, work as battery on battery case
When air pressure in case exceedes predetermined vent pressure value, breather valve carries out action, discharges gas in time, prevents from exploding.
However, the capacity and voltage needed for the electric automobile of different model is inconsistent, the battery case pair of different size
Air pressure in case requires that difference, i.e. vent pressure are different, and the vent pressure of existing breather valve is constant uncontrollable, it is impossible to
It is widely used in the battery case of all kinds of different sizes.
【Utility model content】
The purpose of this utility model is to provide a kind of breather valve of scalable vent pressure, can be widely applied to all kinds of not
The battery case of same specification.
To achieve these goals, this utility model provides a kind of breather valve, including housing, offers first for being connected
Through hole and the second through hole；Isolating membrane, is arranged between the first through hole and second through hole, isolate the first through hole and
Second through hole；Piston, is contained in the first through hole, the tail that the piston is included head and is connected with the head
Portion, the head of the piston is against the isolating membrane；Spring, is contained in the first through hole and is sheathed on the tail of the piston
In portion, one end of the spring is resisted against the head of the piston；And regulating bolt, it is resisted against the other end of the spring, institute
State regulating bolt to be contained in the first through hole, and be flexibly connected with the housing.
In a preferred embodiment, the housing includes the top surface bottom surface relative and parallel with the top surface and position
Side wall between the top surface and the bottom surface, the first through hole and second through hole adjacent and through the top surface and
The bottom surface..
In a preferred embodiment, the diameter with diameter greater than second through hole of the first through hole, described
One through hole is formed with card plane at the position adjacent with second through hole.
In a preferred embodiment, the isolating membrane is pressed in the card plane.
In a preferred embodiment, the side wall has female thread near the inner surface setting of the top surface, described interior
Screw thread is located in the first through hole；The regulating bolt offers the regulation cooperated with the female thread of the housing
External screw thread, the regulating bolt are connected with the screw thread cooperation activity of the female thread by the external screw thread that adjusts with the housing
Connect.
In a preferred embodiment, multiple steam vents, the plurality of steam vent are offered on the side wall of the housing
Run through the side wall, the plurality of steam vent is located between the female thread and the card plane.
In a preferred embodiment, the first through hole and second through hole are the circular hole being coaxially disposed, described
The central shaft of steam vent and the first through hole and the central axis of second through hole.
In a preferred embodiment, outer surface of the side wall near the bottom surface offers combination external screw thread, institute
State combination external screw thread to be located at outside second through hole；The breather valve also includes nut, and the nut sleeve is located at the housing
On the wall of side, and it is connected with the screw thread that combines of the housing.
In a preferred embodiment, also include sealing ring, the sealing ring is placed on the combination externally threaded
End, is resisted against the nut.
In a preferred embodiment, the isolating membrane is eptfe membrane.
Compared to prior art, this utility model provides breather valve, can adjust the size of vent pressure according to demand, can be with
It is widely used in the battery case of all kinds of different sizes.
【Description of the drawings】
Stereoscopic structure charts of the Fig. 1 for this utility model breather valve；
Fig. 2 is the stereochemical structure sectional view under this utility model breather valve normal operating conditions；
Fig. 3 this utility model breather valve exceedes the stereochemical structure sectional view under vent pressure state in pressure.
【Specific embodiment】
In order that the purpose of this utility model, technical scheme and Advantageous Effects become apparent from understanding, below in conjunction with attached
Figure and specific embodiment, are further elaborated to this utility model.It should be appreciated that described in this specification
Specific embodiment is not intended to limit this utility model just for the sake of explaining this utility model.
Fig. 1 and Fig. 2 is referred to, this utility model provides a kind of breather valve 100, including housing 10, isolating membrane 20, piston
30th, spring 40 and regulating bolt 50.
The housing 10 is column, including the bottom surface 102 relative and parallel with the top surface 101 of top surface 101 and is located at
Side wall 103 between the top surface 101 and the bottom surface 102, the housing 10 are offered from the top surface 101 successively and are connected
First through hole 104 and the second through hole 105, the first through hole 104 and second through hole 105 adjacent and run through the top surface
101 and the bottom surface 102, the diameter with diameter greater than second through hole 105 of the first through hole 104, i.e., described first
Through hole 104 is formed with card plane 106 at the position adjacent with second through hole 105.In present embodiment, described first leads to
Hole 104 and second through hole 105 are circular hole and are coaxially disposed.
Fig. 3 is seen also, the side wall 103 has female thread 107 near the inner surface setting of the top surface 101, specifically
, the female thread 107 is located in the first through hole 104；Outer surface of the side wall 103 near the bottom surface 102 is arranged
There is combination external screw thread 108, specifically, the combination external screw thread 108 is located at outside second through hole 105.The side of the housing 10
Multiple steam vents 109 are offered on wall 103, and multiple steam vents 109 run through the side wall 103, and the plurality of steam vent 109 is located at
Between the female thread 107 and the card plane 106.In present embodiment, the central axis of the steam vent 109 are in described
First through hole 104 and the central shaft of second through hole 105.
The isolating membrane 20 is arranged between the first through hole 104 and second through hole 105, is isolated described first and is led to
Hole 104 and second through hole 105.The first through hole 104 is in communication with the outside, inside second through hole 105 and battery case
Connection, when in Battery case, air pressure is in safety range, i.e., the air pressure in described second through hole 105 is less than predetermined pressure release pressure
During force value, the isolating membrane 20 is pressed in card plane 106, and the isolating membrane 20 adjusts the first through hole 104 and described
The draught head of two through holes 105, i.e., within the specific limits, gas in the first through hole 104 and second through hole 105 can be with
Pass through isolating membrane 20,20 eupnea of isolating membrane, it is ensured that the air pressure of second through hole 105 is in safety range.This reality
Apply in mode, the isolating membrane 20 be with extremely strong corrosion resistance ability, high temperature resistant, low temperature ability expanded PTFE
Film, further ensures the water proof and dust proof performance of the breather valve 100.
The afterbody 302 that the piston 30 is included head 301 and is connected with the head 301,30 activity of the piston are housed
In the first through hole 104, and the head 301 of the piston 30 is against the isolating membrane 20.
The spring 40 is contained in the first through hole 104 and is sheathed on the afterbody 302 of the piston 30, and described
One end of spring 40 is resisted against the head 301 of the piston 30.The regulating bolt 50 is resisted against the another of the spring 40
End, the regulating bolt 50 is contained in the first through hole 104, and is flexibly connected by screw thread with the housing 10.Specifically
, the regulating bolt 50 offers the regulation external screw thread 501 cooperated with the female thread 107 of the housing 10, leads to
Overregulate regulating bolt 50, thus it is possible to vary the female thread 107 and the length of fit for adjusting external screw thread 501.
When the pressure in second through hole 105 exceedes predetermined vent pressure value, 20 stress of the isolating membrane is to institute
The direction movement of regulating bolt 50 is stated, and promotes the piston 30 to move to the direction of the regulating bolt 50, now the bullet
40 stress of spring is compressed, and the gas in second through hole 105 is through between the piston 30 and the first through hole 104
Gap, discharges the first through hole 104 by the plurality of steam vent 109, and the discharge path of gas is as shown by the arrows in Figure 3.When
Pressure in second through hole 105 recovers to safety range, is acted on by the restoring force of the spring 40, by the piston
30 and the isolating membrane 20 pushed back to initial position again, the isolating membrane 20 is pressed in card plane 106 again.
Further, the breather valve 100 that this utility model is provided also includes that nut 60, the nut 60 are sheathed on the shell
On the side wall 103 of body 10, and it is connected with the external screw thread 108 that combines of the housing 10.The breather valve 100 passes through the shell
The combination external screw thread 108 of body 10 is fixedly connected with battery case, the air pressure phase in battery case and the second through hole 105 of the housing 10
Logical.
Further, the breather valve 100 that this utility model is provided also includes that sealing ring 70, the sealing ring 70 are placed on described
One end of combination external screw thread 108, is resisted against the nut 60, combines outer spiral shell for ensure the nut 60 and the housing 10
The compactness that stricture of vagina 108 is connected, it is ensured that the seal that the breather valve 100 is coordinated with battery case.
The breather valve 100 that this utility model is provided, when the vent pressure value needed in battery case increases, can adjust institute
Regulating bolt 50 is stated, increases the female thread 107 with the length of fit for adjusting external screw thread 501, bullet suffered by the piston 30
The pressure of spring 40 becomes big, therefore, promotes the atmospheric pressure in second through hole 105 of the motion of piston 30 to become big therewith,
The purpose of increase vent pressure has been reached；In the same manner, when the vent pressure value needed in battery case reduces, can adjust described
Regulating bolt 50, reduces the female thread 107 with the length of fit for adjusting external screw thread 501, spring suffered by the piston 30
40 pressure diminishes, and therefore, promotes the atmospheric pressure in second through hole 105 of the motion of piston 30 also to diminish therewith,
The purpose that reduce vent pressure has been reached.
The breather valve 100 that this utility model is provided, can be adjusted to vent pressure according to the battery case of different model,
During vent pressure needed for be adjusted to, dispensing is with the fixation regulation at the regulation external screw thread 501 of the regulating bolt 50
The relative position of bolt 50 and the housing 10.
This utility model provides breather valve 100, can adjust the size of vent pressure according to demand, can be widely applied to each
The battery case of class different size.
This utility model is not restricted to described in description and embodiment, therefore for the personnel of familiar field
For be easily achieved additional advantage and modification, therefore in the general concept limited without departing substantially from claim and equivalency range
Spirit and scope in the case of, this utility model be not limited to specific details, representational equipment and shown here as with retouch
The examples shown that states.
Claims (10)
1. a kind of breather valve, it is characterised in that：Including
Housing, offers the first through hole and the second through hole being connected；
Isolating membrane, is arranged between the first through hole and second through hole, isolates the first through hole and described second and leads to
Hole；
Piston, is contained in the first through hole, the afterbody that the piston is included head and is connected with the head, the piston
Head against the isolating membrane；
Spring, is contained in the first through hole and is sheathed on the afterbody of the piston, and one end of the spring is resisted against institute
State the head of piston；And
Regulating bolt, is resisted against the other end of the spring, and the regulating bolt is contained in the first through hole, and with described
Housing is flexibly connected.
2. a kind of breather valve as claimed in claim 1, it is characterised in that：The housing includes that top surface is relative with the top surface
And parallel bottom surface and the side wall between the top surface and the bottom surface, the first through hole and second through hole adjacent
And through the top surface and the bottom surface.
3. a kind of breather valve as claimed in claim 2, it is characterised in that：The first through hole with diameter greater than described second lead to
The diameter in hole, the first through hole are formed with card plane at the position adjacent with second through hole.
4. a kind of breather valve as claimed in claim 3, it is characterised in that：The isolating membrane is pressed in the card plane.
5. a kind of breather valve as claimed in claim 4, it is characterised in that：Inner surface setting of the side wall near the top surface
There is female thread, the female thread is located in the first through hole；The regulating bolt offers the described interior spiral shell with the housing
The regulation external screw thread that stricture of vagina cooperates, the regulating bolt is with the housing by the regulation external screw thread and the female thread
Screw thread coordinates flexible connection.
6. a kind of breather valve as claimed in claim 5, it is characterised in that：Multiple aerofluxuss are offered on the side wall of the housing
The side wall is run through in hole, the plurality of steam vent, and the plurality of steam vent is located between the female thread and the card plane.
7. a kind of breather valve as claimed in claim 6, it is characterised in that：The first through hole and second through hole are coaxial
The circular hole of setting, the central shaft of the steam vent and the first through hole and the central axis of second through hole.
8. a kind of breather valve as claimed in claim 7, it is characterised in that：Outer surface of the side wall near the bottom surface is opened up
There are combination external screw thread, the combination external screw thread to be located at outside second through hole；The breather valve also includes nut, the nut sleeve
On the side wall of the housing, and it is connected with the screw thread that combines of the housing.
9. a kind of breather valve as claimed in claim 8, it is characterised in that：Also include sealing ring, the sealing ring is placed on described
Externally threaded one end is combined, the nut is resisted against.
10. a kind of breather valve as claimed in claim 1, it is characterised in that：The isolating membrane is eptfe membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620707574.7U CN206017928U (en) | 2016-07-06 | 2016-07-06 | A kind of breather valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620707574.7U CN206017928U (en) | 2016-07-06 | 2016-07-06 | A kind of breather valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017928U true CN206017928U (en) | 2017-03-15 |
Family
ID=58243606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620707574.7U Active CN206017928U (en) | 2016-07-06 | 2016-07-06 | A kind of breather valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017928U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114270A (en) * | 2018-11-01 | 2019-01-01 | 交通运输部东海航海保障中心上海航标处 | A kind of isolated pressure breather valve |
| CN110137413A (en) * | 2019-06-24 | 2019-08-16 | 深圳市雄韬电源科技股份有限公司 | Breather valve and battery case |
| CN110206925A (en) * | 2019-06-27 | 2019-09-06 | 无锡明诚汽车部件有限公司 | A kind of respiratory pressure valve |
-
2016
- 2016-07-06 CN CN201620707574.7U patent/CN206017928U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114270A (en) * | 2018-11-01 | 2019-01-01 | 交通运输部东海航海保障中心上海航标处 | A kind of isolated pressure breather valve |
| CN110137413A (en) * | 2019-06-24 | 2019-08-16 | 深圳市雄韬电源科技股份有限公司 | Breather valve and battery case |
| CN110206925A (en) * | 2019-06-27 | 2019-09-06 | 无锡明诚汽车部件有限公司 | A kind of respiratory pressure valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20170315 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20170315 |
|
| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210428 Granted publication date: 20170315 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240428 Granted publication date: 20170315 |
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| PD01 | Discharge of preservation of patent |