CN206148574U - Cold drawing type group battery - Google Patents
Cold drawing type group battery Download PDFInfo
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- CN206148574U CN206148574U CN201621123956.1U CN201621123956U CN206148574U CN 206148574 U CN206148574 U CN 206148574U CN 201621123956 U CN201621123956 U CN 201621123956U CN 206148574 U CN206148574 U CN 206148574U
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- battery
- fin
- cold drawing
- cells
- heat
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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
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Abstract
The utility model discloses a cold drawing type group battery belongs to the battery thermal management field. The group battery is evenly arranged to assemble by a plurality of battery integrated packages and is formed, still installs the heat -transfer device on cold drawing type group battery, the battery integrated package includes fin, bearing plate and insulation board, set up the battery core jack of pressing rectangle array arrangement on the fin, battery cell can insert in the battery core jack, the left and right sides of fin distributes and has the bearing plate seted up on the bearing plate with the corresponding battery core bearing bore of battery core jack, the heat -transfer device including distribute in the hollow cold drawing of both sides around the group battery arranged on the cold drawing into, the export runner. Battery core jack is circularly or square. The outside of battery core jack distributes and has heat -conducting layer and insulating layer, the heat -conducting layer is made by the heat conduction material. It has simple process, stability is higher, the radiating efficiency is good characteristics.
Description
Technical field
This utility model belongs to battery thermal management field, more particularly to a kind of cold drawing type set of cells.
Background technology
Accumulator battery can produce substantial amounts of heat during discharge and recharge, and the temperature for causing accumulator battery rises, and not only can
The performance of accumulator battery is affected, so as to affect the service life of accumulator battery, and temperature is too high will there is greatly peace
Hidden danger, therefore the heat management of accumulator battery entirely is more and more paid attention to.
Chinese patent application 201120133458.6 discloses a kind of integral in-vehicle power battery pack, includes by some
The power battery pack of cell core composition, if also including dry tablet fin, opens up battery jack and heat conduction on fin
Pipe jack, if dry tablet fin is arranged in parallel, heat pipe is inserted in heat pipe jack, and heat pipe is compound with fin to be integrally formed
Composition radiator, each cell core is inserted in the battery jack of fin, and the battery core casing of each cell core passes through
Radiating fin combination is connected as one.
Such scheme has the following disadvantages：
1) heat exchanger tube is less with the contact area of fin, causes heat transfer efficiency not high；
2) fin must open two kinds of jacks of battery jack and heat exchanger tube jack, complex operation.
3) insulating barrier of heat exchanger tube is easily damaged, dangerous.
Utility model content
Goal of the invention of the present utility model is：The cold drawing that a kind of process is simple, stability are higher, radiating efficiency is good is provided
Type set of cells.
The technical solution adopted in the utility model is as follows：A kind of set of cells by multiple battery integrated packages uniformly arrange set and
Into, battery integrated package includes fin, bearing plate and insulation board, and the battery jack arranged by rectangular array is offered on fin,
Cell can be inserted in battery jack；The left and right sides of fin is distributed with bearing plate, offers on bearing plate and battery
The corresponding battery bearing hole of core jack.
Wherein, radial distance two-by-two between battery jack circumference is 1-5mm.
In the battery jack of battery insertion fin, a firm set of cells is formed.The heat that battery is produced is by warm
The effect of conduction passes to fin.
Depending on the width of fin is according to practical situation, the no more than axial height of single battery.Thus, when battery dissipates
When heat density is big, increase the width of fin, so as to increase the contact area of fin and battery, heat transfer efficiency is high.The material of fin
Matter can be metal or the material of other good heat conductivities.
Further, battery jack is rounded or square.
Further, battery jack is distributed with heat-conducting layer and insulating barrier, heat-conducting layer where contacting with cell
It is made from a material that be thermally conductive.
Further, insulating barrier is disposed with the periphery of fin, to prevent the generation of unexpected conductive short circuit phenomenon.
Further, fin is entity, it is considered in the case of weight, can between each battery jack hollow out rhombus
Through hole, and the less Heat Conduction Material of packed density；Or fin is ducted body, it is internal filled with liquid working substance；The liquid work
Matter includes coolant, anti-icing fluid or phase-change material.
Wherein, guiding device is installed, the piece type of the guiding device is rhombus, circular or cross inside hollow fin
Type；The piece type area of the guiding device reduces successively from top to bottom.
It is to be appreciated that being 20 DEG C in liquid-inlet temperature, each battery-heating amount is under conditions of 1W, not increase water conservancy diversion dress
When putting, the wall maximum temperature that fin is contacted with battery is 23.45 DEG C, and after cross flow-guiding structure is increased, maximum temperature is
22.4 DEG C, after circular flow-guiding structure is increased, maximum temperature is 22.21 DEG C, and after rhombus flow-guiding structure is increased, maximum temperature is
22.09 DEG C, increased heat transfer efficiency.
Further, set of cells also includes heat-transfer device；
Heat-transfer device includes bending shape pipe fitting and is distributed in the import and export runner at bending shape pipe fitting two ends,
The diameter of pipe fitting is slightly less than the diameter of battery jack in fin, can directly run through and be inserted into each fin identical bits
In the battery jack put, and set of cells curving and insert the another location jack of fin, form stream circulation.
The bending shape pipe fitting of set of cells can be one or more, can be easily adjusted according to the caloric value of battery,
Can also as needed increase when battery-heating amount increases.Additionally, the battery jack that pipe fitting is inserted can be on fin
Any jack.Preferably, at the jack position of pipe fitting insertion, battery-heating amount Relatively centralized and larger, such that it is able to carry
High-heat conductive efficency.Pipe fitting can be that pipe fitting first must increase insulating barrier to carry out insulation processing before insertion fin on pipe fitting,
Conduction is prevented to be short-circuited or other security incidents.
Further, set of cells also includes another kind of heat-transfer device；
Heat-transfer device includes being distributed in the hollow cold drawing of both sides before and after set of cells, and import and export stream is disposed with cold drawing
Road.
It is brought into close contact with the fin of set of cells periphery after insulation processing is done on cold drawing top layer, the caloric value of battery by
Fin passes to cold drawing by the effect of conduction of heat, is taken out of by liquid working substance afterwards.All cold drawings are connected in parallel, each outer peripheral face
Cold drawing can be not provided with, or one or more cold drawing is set, different demands are flexibly met.
Further, set of cells also includes another heat-transfer device；Heat-transfer device include cooling flat tube and with each cooling
The import and export runner of flat tube connection；Cooling flat tube is brought into close contact by Heat Conduction Material with fin.
Flat tube is done after insulation processing, is brought into close contact with fin periphery, by the heat of battery by fin by flat tube system
Take away.
Further, fin is ducted body, and it is internal filled with liquid working substance；Liquid working substance include coolant, anti-icing fluid or
Phase-change material, and its top is disposed with import and export runner.More preferable even temperature effect is played, so as to increase heat transfer efficiency.
Wherein, guiding device is installed, the piece type of the guiding device is rhombus, circular or cross inside hollow fin
Type；The piece type area of the guiding device reduces successively from top to bottom.Increased heat transfer efficiency.
Further, each fin carries out fluid interchange by siphunculus, so as to reach preferably efficient, Homogeneouslly-radiating effect
Really.
Further, insulation board is arranged on the both positive and negative polarity both sides of set of cells.
A kind of thermal management algorithm of set of cells, when heat-transfer device is bending shape pipe fitting, the liquid working substance that cooling/heating is crossed
Enter set of cells from inside pipe fitting stream, by tube wall by cold/heat transfer to fin, then given cold/heat transfer by fin
Cell, flows out carry out outside set of cells cooling/heating again afterwards, forms circulation.
A kind of thermal management algorithm of set of cells, when heat-transfer device is hollow cold drawing, hollow cold drawing is close to set of cells
On outer peripheral face, the liquid working substance that cooling/heating is crossed passes through cold drawing by cold/heat transfer to battery, flows out afterwards in set of cells
Outside carries out cooling/heating again, forms circulation.
A kind of thermal management algorithm of set of cells, when heat-transfer device is cooling flat tube, cooling flat tube is arranged in set of cells
Top or bottom, are brought into close contact by Heat Conduction Material with fin；The liquid working substance that cooling/heating is crossed passes through flat tube by cold/heat
Amount passes to fin, then passes to battery by fin, flows out carry out outside set of cells cooling/heating again afterwards, forms circulation.
A kind of thermal management algorithm of set of cells, when fin is ducted body, its internal filling coolant, anti-icing fluid or phase transformation material
Material, is connected between each fin by siphunculus；The liquid working substance that cooling/heating is crossed by siphunculus and hollow fin by cold/
Heat transfer flows out carry out outside set of cells cooling/heating again afterwards to battery, forms circulation, and is formed between individual fin
Mixed flow ensures Homogeneouslly-radiating.
Description of the drawings
This utility model will be illustrated by example and with reference to the appended drawing, wherein：
Fig. 1 is the overall structure diagram of set of cells；
Fig. 2 is the structural representation of entity fin；
Fig. 3 is the engraved structure schematic diagram of entity fin；
Fig. 4 is the structural representation of hollow fin；
Fig. 5 is another structural representation of hollow fin；
Fig. 6 is the sectional view of Fig. 5；
Fig. 7 is another sectional view of Fig. 5；
Fig. 8 is another sectional view of Fig. 5；
Fig. 9 is the sectional view of Fig. 4；
Figure 10 is the sectional view of battery jack；
Figure 11 is the structural representation of bearing plate；
Figure 12 is the pipe fitting radiator structure schematic diagram of set of cells；
Figure 13 is another structural representation of pipe fitting radiating of set of cells；
Figure 14 is the structural representation of bending shape pipe fitting；
Figure 15 is the cold drawing radiator structure schematic diagram of set of cells；
Figure 16 is the hollow fin radiating flow passage mixed-flow structure schematic diagram of set of cells；
Figure 17 is the flat tube radiating partial view of set of cells in Fig. 1.
Specific embodiment
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain
This utility model, is not used to limit this utility model.
Embodiment 1
As shown in Figure 1, Figure 2, shown in Figure 10, by multiple battery integrated packages 1, uniformly arrangement set is formed a kind of set of cells, battery collection
In bulk 1 includes fin 2, bearing plate 3 and insulation board 4, and the battery jack 2a arranged by rectangular array is offered on fin 2, single
Body battery 1a can be inserted in battery jack 2a；
Beeline between battery jack 2a is 1-5mm.
Specific fin 2 is entity.Insulation board 4 is arranged on the left and right sides of set of cells.
As shown in figure 3, fin 2 is entity, it is considered to which in the case of weight, hollow out has Pedicellus et Pericarpium Trapae between each battery jack 2a
The through hole 2b of shape, and the less Heat Conduction Material of packed density.
As shown in figure 4, fin 2 is ducted body, it is internal filled with liquid working substance；Liquid working substance includes coolant, anti-icing fluid
Or phase-change material, the even temperature effect for playing, so as to increase heat transfer efficiency.
As shown in Fig. 6, Fig. 7, Fig. 8, guiding device 2d, the piece of the guiding device 2d are installed inside hollow fin 2
Type is rhombus, circular or cross；The piece type area of the guiding device 2 reduces successively from top to bottom.Increased heat transfer efficiency.
As shown in figure 9, in order to prevent short circuit, electric leakage accident, in the periphery of fin 2 insulating barrier 2c is disposed with.
As shown in Figure 10, battery jack 2a is rounded, or square (not shown).In order to prevent short circuit, electric leakage thing
Therefore, heat-conducting layer 2-1a and insulating barrier 2c has been disposed with the outside of battery jack 2a, heat-conducting layer 2c is made from a material that be thermally conductive.
As shown in Fig. 1, Figure 10, Figure 11, the left and right sides of fin 3 is distributed with bearing plate 3, offer on bearing plate 3 with
Battery jack 2a corresponding battery bearing hole 3a.When loading cell 1a, the middle part of cell 1a is consolidated by fin 2
Fixed, the two ends of cell 1a are supported by the bearing plate 3 for being distributed in the both sides of fin 2, form the firm strong point.
For the consideration to radiating, depending on the thickness of fin 2 is according to practical situation, the no more than axle of single battery 1a
To height.Thus, when battery heat radiation density is big, increasing the thickness of fin 2, so as to increase the contact surface of fin 2 and battery
Product, heat transfer efficiency is high.The material of fin 2 can be metal or the material of other good heat conductivities.
As shown in Fig. 1, Figure 17, set of cells also includes heat-transfer device 5, and heat-transfer device 5 is flat tube cooling system, and it includes flat
Inlet channel 5a and outlet flow 5b of pipe 5f and each flat tube 5f connections.Flat tube 5 is by Heat Conduction Material and the bottom of set of cells
It is brought into close contact.
Now, the liquid working substance that cooling/heating is crossed passes through flat tube by cold/heat transfer to battery, flows out afterwards in electricity
Cooling/heating again is carried out outside the group of pond, circulation is formed.
Embodiment 2
Embodiment 2 is with the difference of embodiment 1：The difference of heat-transfer device 5.
As shown in Figure 12, Figure 13, Figure 14, heat-transfer device 5 is bending shape pipe fitting cooling system, and it includes bending shape pipe fitting 5c
And it is distributed in inlet channel 5a and outlet flow 5b at bending shape pipe fitting 5c two ends.
The diameter of pipe fitting 5c is slightly less than the diameter of battery jack 2a in fin 2, can directly run through and be inserted into each fin 2
In the battery jack 2a of same position, and set of cells curving and insert the another location jack of fin 2, form stream
Circulate on road.
The bending shape pipe fitting 5c of set of cells can be one or more, can easily be adjusted according to the caloric value of battery
It is whole, it is also possible to when battery-heating amount increases, to increase as needed.Additionally, the battery jack 2a that pipe fitting is inserted can be
Any jack on fin 2.Preferably, at the jack position of pipe fitting insertion, battery-heating amount is relatively large, such that it is able to improve
Heat transfer efficiency.Pipe fitting can be that pipe fitting first must increase insulating barrier 5-1c to carry out insulation position before insertion fin on pipe fitting
Reason, prevents conduction to be short-circuited or other security incidents.
Now, the liquid working substance that cooling/heating is crossed enters set of cells from inside pipe fitting stream, is passed cold/heat by tube wall
Pass fin, then by fin by cold or heat transfer to battery, the liquid working substance for flowing out afterwards is carried out again outside set of cells
Cooling/heating, forms circulation.
Embodiment 3
Embodiment 3 is with the difference of embodiment 1：The difference of heat-transfer device 5.
As shown in figure 15, heat-transfer device 5 is cold drawing cooling system, and it includes hollow cold drawing 5d, is disposed with cold drawing
Inlet channel 5a and outlet flow 5b.
It is brought into close contact with the fin 2 of set of cells periphery after insulation processing is done on cold drawing 5d top layers, the heating of battery
Amount passes to cold drawing by fin by the effect of conduction of heat, is taken out of by liquid working substance afterwards.All cold drawings are connected in parallel, outside each
Side face can be not provided with cold drawing, or arrange one or more cold drawing, and different demands are flexibly met.
Now, the liquid working substance that cooling/heating is crossed passes through cold drawing by cold/heat transfer to battery, flows out afterwards in electricity
Cooling/heating again is carried out outside the group of pond, circulation is formed.
Embodiment 4
As shown in Figure 16, Fig. 5, Fig. 7, by multiple battery integrated packages 1, uniformly arrangement set is formed a kind of set of cells, battery collection
In bulk 1 includes fin 2, bearing plate 3 and insulation board 4, and the battery jack 2a arranged by rectangular array is offered on fin 2, single
Body battery 1a can be inserted in battery jack 2a；Specific fin 2 is ducted body.Insulation board 4 is arranged on the left and right two of set of cells
Side.
As shown in figure 5, fin 2 is ducted body, it is internal filled with liquid working substance；Liquid working substance includes coolant, anti-icing fluid
Or phase-change material, even temperature effect is played, so as to increase heat transfer efficiency.Inlet channel 5a and outlet flow are disposed with fin 2
5b。
As shown in Fig. 6, Fig. 7, Fig. 8, guiding device 2d, the piece of the guiding device 2d are installed inside hollow fin 2
Type is rhombus, circular or cross；The piece type area of the guiding device 2 reduces successively from top to bottom.Increased heat transfer efficiency.
As shown in figure 9, in order to prevent short circuit, electric leakage accident, in the periphery of fin 2 insulating barrier 2c is disposed with.
As shown in Figure 10, battery jack 2a is rounded, or square (not shown).In order to prevent short circuit, electric leakage thing
Therefore, heat-conducting layer 2-1a and insulating barrier 2c has been disposed with the outside of battery jack 2a, heat-conducting layer 2c is made from a material that be thermally conductive.
As shown in Figure 16, Figure 10, Figure 11, the left and right sides of fin 3 is distributed with bearing plate 3, offer on bearing plate 3 with
Battery jack 2a corresponding battery bearing hole 3a.When loading cell 1a, have by fin 2 in the middle part of elevator battery 1a
Fixed, the two ends of cell 1a are supported by the bearing plate 3 for being distributed in the both sides of fin 2, form the firm strong point.
For the consideration to radiating, depending on the thickness of fin 2 is according to practical situation, the no more than axle of single battery 1a
To height.Thus, when battery heat radiation density is big, increasing the thickness of fin 2, so as to increase the contact surface of fin 2 and battery
Product, heat transfer efficiency is high.The material of fin 2 can be metal or the material of other good heat conductivities.
As shown in Fig. 5, Figure 16, set of cells also includes heat-transfer device 5, and heat-transfer device 5 is flowing heat management system, and it includes
Two connect siphunculus 5e with inlet channel 5a in fin 2 and outlet flow 5b, and the liquid working substance inside fin 2 is entered by siphunculus 5e
Row fluid interchange, so as to reach preferably efficient, Homogeneouslly-radiating effect.
Now, the liquid working substance that cooling/heating is crossed passes through siphunculus and hollow fin by cold/heat transfer to battery,
Flow out afterwards and carry out outside set of cells cooling/heating again, circulation is formed, to ensure Homogeneouslly-radiating.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit this utility model
Any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (8)
1. a kind of cold drawing type set of cells is formed by the set of uniformly arranging of multiple battery integrated packages, is also installed in cold drawing type set of cells
There is heat-transfer device；The battery integrated package includes fin, bearing plate and insulation board, it is characterised in that：Offer on the fin
By the battery jack that rectangular array is arranged, cell can be inserted in the battery jack；
Radial distance between the jack circumference of battery two-by-two is 1-5mm,
The heat-transfer device includes that distribution is placed in the hollow cold drawing of the set of cells outer peripheral face, is disposed with the cold drawing
Import and export runner.
2. cold drawing type set of cells as claimed in claim 1, it is characterised in that：The left and right sides of fin is distributed with bearing plate,
The battery bearing hole corresponding with the battery jack is offered on the bearing plate；The battery jack it is rounded or
It is square.
3. cold drawing type set of cells as claimed in claim 2, it is characterised in that：The battery jack and cell contact position
Heat-conducting layer and insulating barrier are distributed with, the heat-conducting layer is made from a material that be thermally conductive.
4. cold drawing type set of cells as claimed in claim 3, it is characterised in that：Insulating barrier is disposed with the periphery of the fin.
5. the cold drawing type set of cells as described in claim 1-4 any one, it is characterised in that：The fin is entity, each
Hollow out has the through hole of rhombus between the individual battery jack.
6. the cold drawing type set of cells as described in claim 1-4 any one, it is characterised in that：The fin is ducted body, its
Inside is filled with liquid working substance；The liquid working substance includes coolant, anti-icing fluid or phase-change material.
7. cold drawing type set of cells as claimed in claim 6, it is characterised in that：Water conservancy diversion dress is installed in the hollow fin
Put, the piece type of the guiding device is rhombus, circular or cross；The piece type area of the guiding device contracts successively from top to bottom
Subtract.
8. cold drawing type set of cells as claimed in claim 1, it is characterised in that：The insulation board is being arranged on the set of cells just
Negative pole both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621123956.1U CN206148574U (en) | 2016-10-14 | 2016-10-14 | Cold drawing type group battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621123956.1U CN206148574U (en) | 2016-10-14 | 2016-10-14 | Cold drawing type group battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206148574U true CN206148574U (en) | 2017-05-03 |
Family
ID=58621039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621123956.1U Active CN206148574U (en) | 2016-10-14 | 2016-10-14 | Cold drawing type group battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206148574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119718A (en) * | 2017-06-22 | 2019-01-01 | 中航光电科技股份有限公司 | Battery heat sink and its manufacturing method and the battery pack for using battery heat sink |
| CN111628243A (en) * | 2020-05-27 | 2020-09-04 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Battery module structure |
-
2016
- 2016-10-14 CN CN201621123956.1U patent/CN206148574U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119718A (en) * | 2017-06-22 | 2019-01-01 | 中航光电科技股份有限公司 | Battery heat sink and its manufacturing method and the battery pack for using battery heat sink |
| CN111628243A (en) * | 2020-05-27 | 2020-09-04 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Battery module structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190325 Address after: 518110 Guangzhou Longhua New District Guanlan Street Dabuxiang Community Tourist Road 1303 Hongxin Industrial Park No. 8 Building 3 A, No. 5 Factory 101 Patentee after: SHENZHEN KETAI NEW ENERGY VEHICLE AIR-CONDITIONING TECHNOLOGY CO., LTD. Address before: 518110 1st-3rd Floor, No. 9 Factory Building, Hongxin Industrial Park, East of Meiguan Expressway, Dabuxiang Community, Guanlan Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Envicool Technology Co., Ltd. |
|
| TR01 | Transfer of patent right |