CN209418617U - Battery pack intelligence pressure relief device - Google Patents
Battery pack intelligence pressure relief device Download PDFInfo
- Publication number
- CN209418617U CN209418617U CN201920407173.3U CN201920407173U CN209418617U CN 209418617 U CN209418617 U CN 209418617U CN 201920407173 U CN201920407173 U CN 201920407173U CN 209418617 U CN209418617 U CN 209418617U
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- Prior art keywords
- piston
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- battery pack
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses battery pack intelligence pressure relief devices, two upper lateral part of inner casing is provided with pressure release component, exhaust pipe is inlaid with inside relief hole, piston is installed inside exhaust pipe, piston one end has been connected by screw to spring, shell two sides, which correspond to run through at exhaust pipe position, male-pipe, second stop collar side top and bottom end are welded with rotating bar, shell two sides are provided with radiating subassembly, heat-conducting plate side is bonded with heat conductive silica gel gasket, the heat-conducting plate other side is evenly distributed with cooling fin, when the pressure of the utility model inner housing inner is larger, gas push piston is moved along exhaust pipe, until piston is well beyond gas vent, gas is discharged from gas vent, achieve the purpose that pressure release, it can be rotated male-pipe, change the critical pressure of pressure release, the heat of inside battery passes sequentially through inner casing, heat conductive silica gel gasket and heat-conducting plate, It is shed again by cooling fin, reduces the temperature of battery, reduce the burden of pressure release component.
Description
Technical field
The utility model relates to pressure relief device technical fields, specially battery pack intelligence pressure relief device.
Background technique
Lead-acid accumulator is because its cheap, raw material is easily obtained, and using above there is sufficient reliability, is suitable for big
The advantages that current discharge and extensive ambient temperature range and have utilization in multiple fields, use scope is wide, and plumbic acid is using
The two poles of the earth may generate the case where air accumulation in the process, need to be exhausted pressure release to improve its security performance.
In a kind of lead-acid accumulator plastic housing with pressure relief device of patent, Publication No. CN207517815U provides one kind
Can pressure release, a kind of high lead-acid accumulator plastic housing with pressure relief device of battery plastic case intensity can reduce cell internal pressure,
Outer cover intensity is high, and overall security is strong, but the pressure value of device progress pressure release is fixed, and can not be adjusted, and inside battery temperature
Higher, the easy expansion of gas is spent, pressure relief device burden is larger.
Utility model content
The utility model provides battery pack intelligence pressure relief device, can effectively solve progress mentioned above in the background art
The pressure value of pressure release is fixed, and can not be adjusted, and internal temperature of battery is higher, and gas is easy expansion, and pressure relief device burden is biggish
Problem.
To achieve the above object, the utility model provides the following technical solutions: battery pack intelligence pressure relief device, including outer
Shell, the interior of shell are provided with inner casing；
Two upper lateral part of inner casing is provided with pressure release component, and the pressure release component includes relief hole, exhaust pipe, the first limit
Position ring, gas vent, piston, plastic sheet, spring, male-pipe, the second stop collar and rotating bar；
Two relief holes are opened in inner casing two sides top respectively, are inlaid with exhaust pipe inside the relief hole, described
Exhaust pipe one end is welded with the first stop collar, and exhaust pipe other end two sides offer gas vent, inside the exhaust pipe
Piston is installed, the piston side is bonded with plastic sheet, and described piston one end has been connected by screw to spring, the shell two
Side, which corresponds to run through at exhaust pipe position, male-pipe, and described male-pipe one end is welded with the second stop collar, the outer spiral shell
Line pipe sleeve is connected to spring and is welded with rotating bar far from piston one end, second stop collar side top and bottom end.
Preferably, the gas vent is equal to the thickness of piston at a distance from exhaust pipe one end.
Preferably, sealing ring is socketed in the middle part of the piston.
Preferably, extension tube is socketed on the outside of the rotating bar.
The shell two sides are provided with radiating subassembly, and the radiating subassembly includes heat-conducting plate, heat conductive silica gel gasket, protection
Side, cooling fin and blend stop；
Two heat-conducting plates are embedded in shell two sides respectively, and the heat-conducting plate side is bonded with heat conductive silica gel gasket, institute
It states and is bonded with protection side at heat conductive silica gel gasket edge, the heat-conducting plate other side is evenly distributed with cooling fin, the shell two
Side is welded with blend stop；
The housing top end is equipped with cover board.
Preferably, the inner casing two sides offer spacer groove, and the heat conductive silica gel gasket is embedded in spacer groove.
Preferably, the blend stop side bonds have buffering spacer.
Compared with prior art, the utility model has the beneficial effects that the utility model is scientific and reasonable for structure, secure side is used
Just:
1. be provided with pressure release component, when the pressure of inner housing inner is larger, gas push plastic sheet and piston, piston along
Exhaust pipe is mobile, spring contraction, until piston, well beyond gas vent, gas is discharged from gas vent, achievees the purpose that pressure release, and
It can change the length of spring before pressure release by rotating male-pipe, change the critical pressure of pressure release, make cell internal pressure can
It adjusts.
2. be provided with radiating subassembly, the heat of inside battery passes sequentially through inner casing, heat conductive silica gel gasket and heat-conducting plate, then by
Cooling fin sheds, and reduces the temperature of battery, prevents from causing inside battery air pressure growth too fast because temperature is excessively high, reduces pressure release group
The burden of part.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model pressure release component；
Fig. 3 is the structural schematic diagram of the utility model radiating subassembly；
Figure label: 1, shell；2, inner casing；
3, pressure release component；301, relief hole；302, exhaust pipe；303, the first stop collar；304, gas vent；305, piston；
306, plastic sheet；307, spring；308, male-pipe；309, the second stop collar；310, rotating bar；
4, radiating subassembly；401, heat-conducting plate；402, heat conductive silica gel gasket；403, side is protected；404, cooling fin；405, it keeps off
Item；
5, cover board.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment: as shown in Figure 1-3, the utility model provides a kind of technical solution, battery pack intelligence pressure relief device, including
Shell 1, shell 1 are internally provided with inner casing 2.
2 liang of upper lateral parts of inner casing are provided with pressure release component 3, and pressure release component 3 includes relief hole 301, exhaust pipe 302, first
Stop collar 303, gas vent 304, piston 305, plastic sheet 306, spring 307, male-pipe 308, the second stop collar 309 and rotation
Bar 310；
Two relief holes 301 are opened in 2 two sides top of inner casing respectively, are inlaid with exhaust pipe 302 inside relief hole 301, row
302 one end of tracheae is welded with the first stop collar 303, and 302 other end two sides of exhaust pipe offer gas vent 304, exhaust pipe 302
Inside is equipped with piston 305, and piston 305 falls off from exhaust pipe 302 in order to prevent, gas vent 304 and 302 one end of exhaust pipe away from
It is socketed in the middle part of piston 305 from the thickness for being equal to piston 305 in order to improve the sealing effect between piston 305 and exhaust pipe 302
There is a sealing ring, 305 side of piston is bonded with plastic sheet 306, and 305 one end of piston has been connected by screw to spring 307, and 1 liang of shell
Side, which corresponds to run through at 302 position of exhaust pipe, male-pipe 308, and 308 one end of male-pipe is welded with the second stop collar 309,
Male-pipe 308 is socketed on spring 307 and is welded with and turns far from 305 one end of piston, 309 side top of the second stop collar and bottom end
Lever 310, for the ease of extending rotating bar 310, so that rotating bar 310 is easier to be struck and male-pipe 308 is driven to rotate,
Extension tube is socketed on the outside of rotating bar 310.
1 two sides of shell are provided with radiating subassembly 4, and radiating subassembly 4 includes heat-conducting plate 401, heat conductive silica gel gasket 402, protects
Protective edge 403, cooling fin 404 and blend stop 405；
Two heat-conducting plates 401 are embedded in 1 two sides of shell respectively, and 401 side of heat-conducting plate is bonded with heat conductive silica gel gasket 402,
For the ease of installing heat conductive silica gel gasket 402,2 two sides of inner casing offer spacer groove, and heat conductive silica gel gasket 402 is embedded in gasket
In slot, 402 edge of heat conductive silica gel gasket is bonded with protection side 403, and 401 other side of heat-conducting plate is evenly distributed with cooling fin 404,
1 two sides of shell are welded with blend stop 405, and blend stop 405 is deformed because constantly being hit in order to prevent, 405 side bonds of blend stop
There is buffering spacer.
1 top of shell is equipped with cover board 5.
The working principle and process for using of the utility model: the utility model is battery pack intelligence pressure relief device, when inner casing 2
When air pressure inside is excessively high, gas expansion pushes piston 305 to move along exhaust pipe 302, and plastic sheet 306 plays protection piston 305
Effect, prevent piston 305 by sour gas corrosion, piston 305 is mobile, and spring 307 is shunk, until piston 305 fully passes over
Gas vent 304, the gas inside inner casing 2 is discharged by gas vent 304 at this time, reduces the pressure inside inner casing 2, and gas enters outer
In gap between shell 1 and inner casing 2, then pass through male-pipe 308 and be discharged, before pressure release, rotating bar 310 can be stirred, make to rotate
Bar 310 drives male-pipe 308 to rotate, and changes the length of spring 307, and the thrust that adjustment piston 305 is subject to changes facing for pressure release
Boundary's pressure, it is easy to adjust；
In use, the heat of inside battery passes sequentially through inner casing 2, heat conductive silica gel gasket 402 and heat-conducting plate to battery
401, then shed by cooling fin 404, the temperature of battery is reduced, prevents from causing inside battery air pressure to increase because temperature is excessively high
Fastly, reducing the burden of pressure release component 3, protection side 403 is plastic products, prevent heat conductive silica gel gasket 402 by sour gas corrosion,
Blend stop 405 protects cooling fin 404, prevents the cooling fin 404 when being impacted from deforming and heat dissipation effect is caused to decline.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that being not limited to this reality the foregoing is merely the preferred embodiment of the utility model
With novel, although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, should all
It is included within the scope of protection of this utility model.
Claims (7)
1. battery pack intelligence pressure relief device, including shell (1), it is characterised in that: the shell (1) is internally provided with inner casing (2)；
(2) two upper lateral part of inner casing is provided with pressure release component (3), and the pressure release component (3) includes relief hole (301), row
Tracheae (302), the first stop collar (303), gas vent (304), piston (305), plastic sheet (306), spring (307), external screw thread
Manage (308), the second stop collar (309) and rotating bar (310)；
Two relief holes (301) are opened in inner casing (2) two sides top, the internal row of being inlaid with of the relief hole (301) respectively
Tracheae (302), described exhaust pipe (302) one end are welded with the first stop collar (303), exhaust pipe (302) other end two sides
It offers gas vent (304), is equipped with piston (305) inside the exhaust pipe (302), (305) one side bonds of piston
Have plastic sheet (306), described piston (305) one end has been connected by screw to spring (307), the corresponding row in shell (1) two sides
Running through at tracheae (302) position has male-pipe (308), and described male-pipe (308) one end is welded with the second stop collar
(309), the male-pipe (308) is socketed on spring (307) far from piston (305) one end, second stop collar (309) one
Side top and bottom end are welded with rotating bar (310).
2. battery pack intelligence pressure relief device according to claim 1, which is characterized in that the gas vent (304) and exhaust
The distance for managing (302) one end is equal to the thickness of piston (305).
3. battery pack intelligence pressure relief device according to claim 1, which is characterized in that socket in the middle part of the piston (305)
There is sealing ring.
4. battery pack intelligence pressure relief device according to claim 1, which is characterized in that rotating bar (310) outer sheath
It is connected to extension tube.
5. battery pack intelligence pressure relief device according to claim 1, which is characterized in that shell (1) two sides are respectively provided with
Have radiating subassembly (4), the radiating subassembly (4) includes heat-conducting plate (401), heat conductive silica gel gasket (402), protection side (403), dissipates
Backing (404) and blend stop (405)；
Two heat-conducting plates (401) are embedded in shell (1) two sides respectively, and heat-conducting plate (401) side is bonded with thermal conductive silicon
Glue gasket (402), heat conductive silica gel gasket (402) edge are bonded with protection side (403), and the heat-conducting plate (401) is another
Side is evenly distributed with cooling fin (404), and shell (1) two sides are welded with blend stop (405)；
Shell (1) top is equipped with cover board (5).
6. battery pack intelligence pressure relief device according to claim 5, which is characterized in that inner casing (2) two sides open up
There is spacer groove, the heat conductive silica gel gasket (402) is embedded in spacer groove.
7. battery pack intelligence pressure relief device according to claim 5, which is characterized in that blend stop (405) side bonds
There is buffering spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920407173.3U CN209418617U (en) | 2019-03-28 | 2019-03-28 | Battery pack intelligence pressure relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920407173.3U CN209418617U (en) | 2019-03-28 | 2019-03-28 | Battery pack intelligence pressure relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209418617U true CN209418617U (en) | 2019-09-20 |
Family
ID=67945928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920407173.3U Active CN209418617U (en) | 2019-03-28 | 2019-03-28 | Battery pack intelligence pressure relief device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209418617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665678A (en) * | 2020-12-28 | 2021-04-16 | 湖北亿纬动力有限公司 | Battery gas production amount measuring device and battery gas production amount measuring method |
-
2019
- 2019-03-28 CN CN201920407173.3U patent/CN209418617U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665678A (en) * | 2020-12-28 | 2021-04-16 | 湖北亿纬动力有限公司 | Battery gas production amount measuring device and battery gas production amount measuring method |
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| GR01 | Patent grant |