CN206976438U - A kind of battery bag - Google Patents
A kind of battery bag Download PDFInfo
- Publication number
- CN206976438U CN206976438U CN201720673600.3U CN201720673600U CN206976438U CN 206976438 U CN206976438 U CN 206976438U CN 201720673600 U CN201720673600 U CN 201720673600U CN 206976438 U CN206976438 U CN 206976438U
- Authority
- CN
- China
- Prior art keywords
- battery
- case
- fin
- battery bag
- plate
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
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- Secondary Cells (AREA)
Abstract
The utility model provides a kind of battery bag, including battery case, battery modules and cooling system, and battery case includes the casing and case lid that sealing coordinates, and battery modules are contained in space in the case that casing surrounds with case lid；Cooling system includes a plurality of radiating tube and a plurality of fin and the liquid cooling plate outside battery case case in battery case case；A plurality of radiating tube is interspersed in battery modules and is connected with corresponding fin；Case lid includes top plate and extends the side plate formed from ceiling edge to the same side, and side plate includes opposite inner surface with outer surface and provided with multiple connecting poles through inner surface and outer surface；Liquid cooling plate is resisted against the outer surface of side plate and offers the multiple and one-to-one groove of connecting pole；Connecting pole one end and fin be in contact the other end be in contact with liquid cooling plate and with the spacing cooperation of a corresponding groove.The battery bag temperature uniforming heat radiation effect is good, avoids leakage harmful effect to caused by battery modules.
Description
【Technical field】
It the utility model is related to power battery technology field, more particularly to a kind of battery bag.
【Background technology】
Power resources of the battery bag as electric car, its performance directly affect the performance of vehicle.Due to battery bag bag
Substantial amounts of battery cell is included, heat is produced in charge and discharge process, causes the rise of battery bag temperature and everywhere non-uniform temperature, from
And the uniformity of battery cell is influenceed, thermal runaway is may also result in when serious, potential safety hazard be present, it is therefore desirable to which battery bag is entered
Row radiating.
In the prior art, increase a liquid cooling system generally in battery bag, the cold pipeline of liquid is arranged in battery modules simultaneously
The effect that coolant reaches temperature uniforming heat radiation is passed through, but runner and Interface design are complicated, and leakage risk be present, it can not ensure
Its security used.
In consideration of it, real be necessary to provide a kind of battery bag to overcome drawbacks described above.
【Utility model content】
The purpose of this utility model is to provide a kind of good and safe battery bag of temperature uniforming heat radiation effect.
To achieve these goals, the utility model provides a kind of battery bag, including battery case and battery modules, the electricity
Pond case includes the casing and case lid that sealing coordinates, and the battery modules are contained in space in the case that the casing surrounds with case lid.
The battery bag also includes cooling system, the cooling system include a plurality of radiating tube in the battery case case with it is a plurality of
Fin and the liquid cooling plate outside the battery case case；A plurality of radiating tube be interspersed in the battery modules and with it is corresponding
Fin is connected；The case lid includes top plate and extends the side plate formed, the side plate from the ceiling edge to the same side
Including opposite inner surface and outer surface and provided with multiple through the inner surface and the connecting pole of the outer surface；The liquid is cold
Plate is resisted against the outer surface of the side plate and offers the multiple and one-to-one groove of the connecting pole；Described connecting pole one end
With the fin be in contact the other end be in contact with the liquid cooling plate and with the spacing cooperation of a corresponding groove.
In a preferred embodiment, the top plate is provided with the fixed strip for being located at the same side with the side plate, each to dissipate
One end of backing is fixedly connected on the fixed strip, and the other end is in contact with corresponding connecting pole.
In a preferred embodiment, the top plate is rectangular, the fixed strip in strip and with the top plate
A pair of long sides are placed in parallel.
In a preferred embodiment, the fixed strip is hollow structure and cross section is square.
In a preferred embodiment, the fin is in " L " shape and the horizontal part including being mutually connected vertically is with erecting
Straight portion, the one end of the horizontal part away from the vertical portion are fixedly connected on the fixed strip, the vertical portion and the fixation
Bar is located at the same side of the horizontal part and is in contact with corresponding connecting pole.
In a preferred embodiment, the horizontal part of each fin is perpendicular to the fixed strip；Multiple fin
Parallel interval is set between horizontal part.
In a preferred embodiment, the liquid cooling plate be additionally provided with inlet, liquid outlet and the connection inlet with
The runner of the liquid outlet.
In a preferred embodiment, the inlet and the liquid outlet are respectively arranged at the two of the liquid cooling plate
End, and positioned at the liquid cooling plate opposite to each other in the side of the side plate.
Heat conducting pipe and thermally conductive sheet are provided with inside battery bag provided by the utility model, and the coldplate for being connected with coolant is set
It is placed in outside battery case, avoids the harmful effect that leakage is brought to battery modules, also simple, temperature uniforming heat radiation effect is good with installing
And space availability ratio it is high the advantages of.
【Brief description of the drawings】
Fig. 1 is the three-dimensional structure diagram of battery bag provided by the utility model.
Fig. 2 is the part-structure explosive view of the battery bag shown in Fig. 1.
Fig. 3 is Fig. 2 regions A partial enlarged drawing.
Fig. 4 be Fig. 1 shown in battery bag in battery modules part-structure profile.
【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 embodiment, the utility model is further elaborated.It should be appreciated that described in this specification
Embodiment is not intended to limit the utility model just for the sake of explaining the utility model.
Referring to Fig. 1, the utility model provides a kind of battery bag 100, including battery case 10, battery modules 20 and radiating system
System 30.The battery case 10 includes the casing 11 and case lid 12 that sealing coordinates, and the battery modules 20 are contained in the casing 11
Space in the case surrounded with the case lid 12.
Also referring to Fig. 2 and Fig. 3, the case lid 12 includes top plate 121 and prolonged from the edge of top plate 121 to the same side
Stretch the side plate 122 to be formed.The top plate 121 is provided with the fixed strip 1211 for being located at the same side with the side plate 122.The side plate
122 include opposite inner surface 1221 with outer surface 1222 and run through the inner surface 1221 and the outer surface provided with multiple
1222 connecting pole 1223.
In present embodiment, the top plate 121 is rectangular, and the fixed strip 1211 is in strip and cross section is in pros
Shape, a pair of long sides of the fixed strip 1211 and the top plate 121 are placed in parallel.Further, it is described solid in order to mitigate weight
It is hollow structure to determine bar 1211.
Also referring to Fig. 2 to Fig. 4, the cooling system 30 includes a plurality of radiating tube in the battery case 10 casees
31 with a plurality of fin 32 and the liquid cooling plate 33 outside the battery case 10 casees.A plurality of radiating tube 31 is interspersed in the battery
Be connected in module 20 and with corresponding fin 32, it is possible to understand that, each fin 32 can only with a radiating tube 31
It is connected, can be also connected simultaneously with multiple radiating tubes 31.One end of each fin 32 is fixedly connected on the fixed strip
1211 other ends are in contact with corresponding connecting pole 1223.
In present embodiment, the fin 32 is in " L " shape and including the horizontal part 321 being mutually connected vertically and vertical portion
322, the one end of the horizontal part 321 away from the vertical portion 322 is vertically fixedly connected on the fixed strip 1211, and multiple scattered
Parallel interval is set between the horizontal part 321 of backing 32.The vertical portion 322 is located at the horizontal part with the fixed strip 1211
321 the same side is simultaneously in contact with corresponding connecting pole 1223.
Further, the liquid cooling plate 33 be resisted against the outer surface 1222 of the side plate 122 and offer it is multiple with it is described
The one-to-one groove 331 of connecting pole 1223, each groove 331 can allow a corresponding connecting pole 1223 to pass through and spacing match somebody with somebody
Close.The liquid cooling plate 33 is additionally provided with inlet 332, liquid outlet 333 and the connection inlet 332 and the liquid outlet 333
Runner (not shown), in present embodiment, the inlet 332 is respectively arranged at the liquid cooling plate 33 with the liquid outlet 333
Both ends, and positioned at the cold liquid plate 33 opposite to each other in the side of the side plate 122.
In present embodiment, the heat conducting pipe 31 and the thermally conductive sheet 32 are phase-change heat conductive material, and its thermal conductivity factor is
More than ten times of the best diamond of nature heat conduction, the heat in battery modules 20 can quickly be exported.
The operation principle of the cooling system 30 is：The multiple radiating tubes 31 inserted in the battery modules 20 are by described in
Heat transfer inside battery modules 20 gives the fin 32, then transfers heat to the liquid by the connecting pole 1223
Cold drawing 33, coolant is passed through to absorb heat in the runner of the liquid cooling plate 33.
The utility model is not restricted to described in specification and embodiment, therefore for the personnel of familiar field
For additional advantage and modification is easily achieved, therefore in the universal limited without departing substantially from claim and equivalency range
Spirit and scope in the case of, the utility model is not limited to specific details, representational equipment and shown here as with retouching
The examples shown stated.
Claims (8)
1. a kind of battery bag, including battery case and battery modules, the battery case includes the casing and case lid that sealing coordinates, described
Battery modules are contained in space in the case that the casing surrounds with case lid, it is characterised in that：Also include cooling system, the radiating
System includes a plurality of radiating tube and a plurality of fin and the liquid outside the battery case case in the battery case case
Cold drawing；A plurality of radiating tube is interspersed in the battery modules and is connected with corresponding fin；The case lid include top plate and
Extend the side plate formed from the ceiling edge to the same side, the side plate includes opposite inner surface with outer surface and provided with more
The individual connecting pole through the inner surface and the outer surface；The liquid cooling plate is resisted against the outer surface of the side plate and offered
The multiple and one-to-one groove of the connecting pole；Described connecting pole one end is in contact the other end and the liquid with the fin
Cold drawing be in contact and with the spacing cooperation of a corresponding groove.
2. battery bag as claimed in claim 1, it is characterised in that：The top plate is provided with is located at consolidating for the same side with the side plate
Determine bar, one end of each fin is fixedly connected on the fixed strip, and the other end is in contact with corresponding connecting pole.
3. battery bag as claimed in claim 2, it is characterised in that：The top plate is rectangular, the fixed strip in strip simultaneously
It is placed in parallel with a pair of long sides of the top plate.
4. battery bag as claimed in claim 3, it is characterised in that：The fixed strip is hollow structure and cross section is square
Shape.
5. battery bag as claimed in claim 2, it is characterised in that：The fin is in " L " shape and including being mutually connected vertically
Horizontal part and vertical portion, the one end of the horizontal part away from the vertical portion be fixedly connected on the fixed strip, it is described vertical
Portion is located at the same side of the horizontal part with the fixed strip and is in contact with corresponding connecting pole.
6. battery bag as claimed in claim 5, it is characterised in that：The horizontal part of each fin is perpendicular to the fixed strip；
Parallel interval is set between the horizontal part of multiple fin.
7. battery bag as claimed in claim 1, it is characterised in that：The liquid cooling plate is additionally provided with inlet, liquid outlet and connection
The runner of the inlet and the liquid outlet.
8. battery bag as claimed in claim 7, it is characterised in that：The inlet and the liquid outlet are respectively arranged at described
The both ends of liquid cooling plate, and positioned at the liquid cooling plate opposite to each other in the side of the side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720673600.3U CN206976438U (en) | 2017-06-09 | 2017-06-09 | A kind of battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720673600.3U CN206976438U (en) | 2017-06-09 | 2017-06-09 | A kind of battery bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206976438U true CN206976438U (en) | 2018-02-06 |
Family
ID=61408006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720673600.3U Expired - Fee Related CN206976438U (en) | 2017-06-09 | 2017-06-09 | A kind of battery bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206976438U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113437432A (en) * | 2020-03-06 | 2021-09-24 | 比亚迪股份有限公司 | Battery package box, battery package and car |
| CN114709536A (en) * | 2022-04-08 | 2022-07-05 | 深圳市易新能科技有限公司 | Energy storage battery box |
-
2017
- 2017-06-09 CN CN201720673600.3U patent/CN206976438U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113437432A (en) * | 2020-03-06 | 2021-09-24 | 比亚迪股份有限公司 | Battery package box, battery package and car |
| CN113437432B (en) * | 2020-03-06 | 2022-06-14 | 比亚迪股份有限公司 | Battery package box, battery package and car |
| CN114709536A (en) * | 2022-04-08 | 2022-07-05 | 深圳市易新能科技有限公司 | Energy storage battery box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20180206 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20180206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20180609 |