CN206022575U - Liquid cooling power battery module - Google Patents
Liquid cooling power battery module Download PDFInfo
- Publication number
- CN206022575U CN206022575U CN201621033314.2U CN201621033314U CN206022575U CN 206022575 U CN206022575 U CN 206022575U CN 201621033314 U CN201621033314 U CN 201621033314U CN 206022575 U CN206022575 U CN 206022575U
- Authority
- CN
- China
- Prior art keywords
- battery
- fixed frame
- upper cover
- plate
- cover 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.)
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- 239000007788 liquid Substances 0.000 title claims description 13
- 238000001816 cooling Methods 0.000 title description 2
- 239000002131 composite material Substances 0.000 claims abstract description 31
- 238000003466 welding Methods 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000010949 copper Substances 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 238000010622 cold drawing Methods 0.000 claims description 34
- 238000009434 installation Methods 0.000 claims description 23
- 238000005452 bending Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910000570 Cupronickel Inorganic materials 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims 1
- 238000009795 derivation Methods 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 235000010210 aluminium Nutrition 0.000 description 5
- 229920006491 ABS+PC Polymers 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 241001124569 Lycaenidae Species 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 235000014987 copper Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model belongs to the field of power batteries, in particular to a liquid-cooled power battery module, which comprises a bottom plate, a battery, a side plate, a fixing frame, a U-shaped heat pipe, a cold plate, a composite pole piece, a pull rod, an upper cover plate and a top cover; after the batteries are connected in series and in parallel by welding the composite pole pieces, the batteries are arranged in the bottom plate, the U-shaped heat pipes are assembled between the batteries, the bottom surfaces of the U-shaped heat pipes are connected with the cold plate, the pole pieces are led out of the upper cover plate and then fixed, the pole pieces are connected in series and in parallel with the adjacent modules through copper bars, after the modules are arranged in the upper cover plate and the side plates, the modules penetrate through the fixing frame through the pull rod to be fixed; the utility model can realize the quick derivation of the heat of the battery in the module, and take away the heat generated by the battery through the cold plate, the heat management efficiency is high, and the temperature difference of the batteries at different positions can be effectively controlled; voltage and temperature signal wires are concentrated on the upper cover plate; the composite pole piece enhances the overcurrent capacity of the module; the simple and easy reliable integrated level of module structure is high, effectively ensures module battery and works in safe temperature range.
Description
Technical field
This utility model belongs to power battery technology field, and in particular to a kind of electrokinetic cell of the cold type of cooling of employing liquid
Module.
Background technology
Electric vehicle battery system layout is compact, and energy density has high demands, and applying working condition is complicated, so that electric vehicle
The heat management system of necessary appropriate design battery system during exploitation.As in battery bag, battery-arrangements are tight, when vehicle is in difference
Under travel conditions, battery can be discharged with different multiplying, can produce amount of heat, and adding accumulated time and spacial influence makes heat
Gather, affect the normal safe of battery system to use.
Battery system operation temperature is unreasonable, will have a strong impact on the cycle life of battery system, charge acceptance, work(
Rate, safety and reliability.If batteries of electric automobile group cannot radiate in time, will be too high for the temperature for causing battery pack system
Or temperature distributing disproportionation is even, its result will reduce battery charging and discharging cycle efficieny, affect the power and energy of battery to play, seriously
When will also cause thermal runaway, affect security of system and reliability；Secondly as heating the intensive of cell body is put, mesozone
Domain certainty heat aggregation is more, and the temperature that marginal area is increased in battery bag between each monomer more at least is unbalanced, and this will make
Into each battery module, unbalanced, the accuracy that the final concordance for affecting battery performance and SOC estimate of monomer performance, affect
System to electric motor car is controlled.
Utility model content
For above-mentioned the deficiencies in the prior art, this utility model provides a kind of cold electrokinetic cell module of liquid, realizes power
Effective radiating of battery modules, reduces the temperature difference of battery in module, solves the too high problem of temperature of the module in big multiplying power discharging.
Following scheme is designed with for this this utility model：
A kind of cold electrokinetic cell module of liquid, including base plate, battery, side plate, fixed frame, U-shaped heat pipe, cold drawing, composite pole piece,
Pull bar, upper cover plate and top cover, are provided with deep gouge in the base plate, be provided with the parallel and contour limited block of two rows in the middle of the deep gouge,
Cold drawing installation portion is constituted between the two rows limited block, battery installation section, institute between two row's limited blocks and base plate two side, is constituted
State cold drawing to be inserted vertically in cold drawing installation portion, the battery is several battery blocks being vertically placed in battery installation section, per
Gap between the described limited block of row is inserted into several U-shaped heat pipes, and the bottom surface of U-shaped heat pipe is fitted with cold drawing, U-shaped heat pipe
Two sides stretch in battery installation section, the battery block described in each at least one side fit with the side of U-shaped heat pipe；Institute
The bottom for stating base plate is provided with the first parallel fixed frame stopper slot of twice, and the two ends of the fixed frame stopper slot extend to bottom side
On wall, totally four pieces of the side plate, four blocks of side plates are located at the two ends of two battery installation sections respectively, and side plate is provided with the second fixation
Frame stopper slot；The composite pole piece is welded in each battery block upper end, and the upper cover plate covers at battery upper end, the both sides of upper cover plate
The 3rd fixed frame stopper slot of twice is provided with, and the girt being connected with the 3rd fixed frame stopper slot is correspondingly provided with upper cover plate spacing
Structure, the first fixed frame stopper slot, the second fixed frame stopper slot and the 3rd fixed frame stopper slot are mutually linked as fixing groove,
The fixed frame is U-frame, and fixed frame is sticked in corresponding fixing groove, and the two ends of fixed frame are provided with pull bar in the horizontal direction and lead to
Hole, the pull bar are connected in tension rod thru-hole and girt position limiting structure and are connected to upper cover plate, fixed frame, side plate and base plate
Together；The top cover coordinates fixation by buckle with the draw-in groove on upper cover plate.
Further, several wire harness bar shaped hole slots are offered on the upper cover plate.
Further, the composite pole piece is cupro-nickel composite sheet, and the surface perforate of composite pole piece simultaneously extended downwardly in hole
Welding battery end, the two ends of composite pole piece are provided with the bending part of perforate, and on the upper cover plate, corresponding composite pole piece position offers
Bar hole, is provided with location hole above the bar hole, the bending part of the composite pole piece is stretched out from bar hole, composite pole piece bending
Portion's perforate with copper bar bolt connection and is fixed on the location hole of upper cover plate.
Further, the bottom surface of the base plate is provided with reinforcement, the sidewall of the bottom plate of described cold drawing installation portion one end be provided with
The contour water pipe position limiting structure of cold drawing water pipe.
Further, if the side plate is provided with the strengthening rib strip that arterial highway is parallel to each other, the second fixed frame stopper slot by
Several are opened in the composition of the reinforcement stopper slot in the middle of strengthening rib strip.
Further, the shell of the U-shaped heat pipe is to be filled with working media in aluminium sheet, U-shaped heat pipe.
Further, the cold drawing is aluminium, is provided with S type runners inside cold drawing.
The beneficial effects of the utility model are：
This utility model simple structure, assembling facility, top cover are achieved a fixed connection by edge buckle and upper cover plate；Upper lid
Plate is realized fixing and spacing to holding wire by compressing battery；Pull bar tenses whole module through upper cover plate and fixed frame and realizes admittedly
Fixed；Composite pole piece is effectively ensured the conveyance capacity of the big multiplying power discharging of module；U-shaped heat pipe connection battery and cold drawing, effectively derive electricity
The heat that pond produces；Cold drawing indoor design S type coolant circulation ducts, increase coolant heat convection area；Side plate is by limit
Position groove realizes the spacing of fixed frame, and base plate realizes the spacing of battery and cold drawing by limited block；Fixed frame is coordinated with pull bar to be realized
Whole module is strained and fixed；This utility model can achieve the quick derivation of cell heat in module, and by the cold drawing band leakage of electricity
The heat that pond produces, heat management efficiency high can efficiently control the diverse location battery temperature difference；Voltage, temperature signal line are concentrated on
Upper cover plate；Composite pole piece enhances the conveyance capacity of module；The simple reliability integrated level of modular structure is high, effective guarantee module battery
Work in safe temperature range.
Description of the drawings
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further, wherein：
Fig. 1 is cap structure schematic diagram of the present utility model；
Fig. 2 is upper cover plate structural representation of the present utility model；
Fig. 3 is composite pole piece structural representation of the present utility model；
Fig. 4 is U-shaped heat pipe structure schematic diagram of the present utility model；
Fig. 5 is cold drawing structural representation of the present utility model；
Fig. 6 is lateral plate structure schematic diagram of the present utility model；
Fig. 7 is base arrangement schematic diagram of the present utility model；
Fig. 8 is configuration schematic diagram of the present utility model；
Fig. 9 is complete structure schematic diagram of the present utility model.
Specific embodiment
With reference to a kind of cold electrokinetic cell module of the liquid shown in Fig. 1, including base plate 41, battery 21, side plate 42, fixed frame 43, U
Type heat pipe 31, cold drawing 32, composite pole piece 22, pull bar 13, upper cover plate 12 and top cover 11.
With reference to described in Fig. 7, by ABS+PC injection mo(u)ldings, thickness is 5mm to base plate 41, is provided with deep gouge in the base plate, described
The parallel and contour limited block 411 of two rows is provided with the middle of deep gouge, constitutes cold drawing installation portion 41a between the two rows limited block 411,
Battery installation section 41b is constituted between 41 two side of two row's limited blocks 411 and base plate, and the cold drawing 32 is inserted vertically into cold drawing installation portion
In 41a, the battery 21 is several battery blocks being vertically placed in battery installation section 41b, often arranges described limited block 411
Between gap be inserted into several U-shaped heat pipes 31.
With reference to shown in Fig. 5, cold drawing 32 is welded by agitating friction weldering for 6063 aluminiums, and wall thickness is 1.5mm, cold drawing 32
Inside is provided with S type runners, and cold drawing side arranges water inlet pipe and water outlet pipe 322；Its upper end is provided with M4*15 screwed holes 321 and is led to upper cover plate 12
Cross screw to fix.
With reference to shown in Fig. 4, the shell of the U-shaped heat pipe 31 is aluminium sheet, by wall thickness 0.5mm aluminiums (label 6063) molding,
General thickness is 3mm, and anodized, is filled with working media in U-shaped heat pipe 31, the bottom surface 311 of U-shaped heat pipe 31 with cold
Plate 32 is fitted, and two sides 312 of U-shaped heat pipe 31 are stretched in battery installation section 41b, each battery block at least one side and U
Fit the side 312 of type heat pipe 31.
The bottom of the base plate 41 is provided with the first parallel fixed frame stopper slot 413 of twice, the fixed frame stopper slot 413
Two ends extend on 41 side wall of bottom；The bottom surface of base plate 41 is provided with reinforcement 414, the bottom of described cold drawing installation portion 41a one end
41 side wall of plate is provided with the water pipe position limiting structure 412 contour with cold drawing water pipe 322.
With reference to shown in Fig. 6, by ABS+PC injection mo(u)ldings, thickness is 2mm to the side plate 42, totally four pieces of side plate 42, four pieces of sides
Plate 42 is located at the two ends of two battery installation sections 41b respectively, if side plate 42 is provided with the strengthening rib strip 421 that arterial highway is parallel to each other,
Reinforcement stopper slot 422 is offered in the middle of each strengthening rib strip 421, and reinforcement stopper slot 422 constitutes the second fixed frame stopper slot.
With reference to shown in Fig. 3, the composite pole piece 22 is cupro-nickel composite sheet, composite pole piece 22 by 1.5mm thickness T2 red coppers and
0.5mm thickness nickel sheet is composited, and surface perforate 221 has simultaneously extended downwardly welding battery end 222 in hole 211, is welded by battery
Connect end 222 and be welded in 21 upper end of battery, the end of composite pole piece 22 is provided with the bending part 223 of perforate.
With reference to described in Fig. 2, by ABS+PC injection mo(u)ldings, upper cover plate 12 covers at 21 upper end of battery to the upper cover plate 12, on
The both sides of cover plate 12 are provided with the 3rd fixed frame stopper slot 124 of twice, are correspondingly provided with and the 3rd fixed frame stopper slot in upper cover plate 12
The girt position limiting structure 123 of 124 linkings, the first fixed frame stopper slot 413, the second fixed frame stopper slot and the 3rd are solid
Determine frame stopper slot 124 to be mutually linked as fixing groove.
On the upper cover plate 12, corresponding 22 position of composite pole piece offers bar hole 127, is provided with above the bar hole 127
Location hole 125, the bending part 223 of the composite pole piece 22 are stretched out from bar hole 127,223 perforate of bending part of composite pole piece 22
With the bolt connection of copper bar 23 and it is fixed on the location hole 124 of upper cover plate 12, completes the connection in series-parallel between module battery.
Several wire harness bar shaped hole slots 126 and wire harness locating structure 122 is offered on upper cover plate 12, and signals collecting line is from line
Beam bar shaped hole slot 126 is spacing by wire harness locating structure 122 after passing.
The fixed frame 43 is U-frame, and fixed frame 43 is sticked in corresponding fixing groove, and the two ends of fixed frame 43 are along level
Direction is provided with tension rod thru-hole 43a, and the pull bar 13 is connected to upper lid in tension rod thru-hole 43a and girt position limiting structure 123
Plate 12, fixed frame 43, side plate 42 and base plate 41 link together.
With reference to shown in Fig. 1, by ABS+PC injection mo(u)ldings, thickness is 2mm to the top cover 11, and 11 both sides of top cover are respectively designed with four
Individual fixed buckle 111, is coordinated with the draw-in groove 121 of upper cover plate 12 and is fixed.
Module group assembling process of the present utility model is as follows：After battery 21 is combined with U-shaped heat pipe 31, put with cold drawing 32 respectively
Enter in battery installation section 41b and cold drawing installation portion 41a of base plate 41, and side plate 42 is put in 21 two ends of battery；Battery 21 with multiple
Close and pass through and be fixed in upper cover plate 12 after the welding of pole piece 22 is finished；Signals collecting line is arranged and finishes loading upper cover plate 11, finally
Fixed frame 42 is installed by fixing groove, and the fixation of whole module is realized with pull bar 13.
The above, the only preferable specific embodiment of this utility model, but this utility model protection domain is not limited to
In this, any those familiar with the art in the technical scope that this utility model is disclosed, the change that can readily occur in
Change or replace, should all cover within protection domain of the present utility model.Therefore this utility model protection domain is with claim
The protection domain of book is defined.
Claims (7)
1. the cold electrokinetic cell module of a kind of liquid, it is characterised in that including base plate, battery, side plate, fixed frame, U-shaped heat pipe, cold drawing,
Composite pole piece, pull bar, upper cover plate and top cover, are provided with deep gouge in the base plate, are provided with two rows parallel and contour in the middle of the deep gouge
Limited block, between the two rows limited block constitute cold drawing installation portion, between two row's limited blocks and base plate two side constitute battery
Installation portion, the cold drawing are inserted vertically in cold drawing installation portion, and the battery is several that be vertically placed in battery installation section
Battery block, often arranges the gap between described limited block and is inserted into several U-shaped heat pipes, and the bottom surface of U-shaped heat pipe is pasted with cold drawing
Close, two sides of U-shaped heat pipe are stretched in battery installation section, the battery block described in each at least one side and U-shaped heat pipe
Fit side；The bottom of the base plate is provided with the first parallel fixed frame stopper slot of twice, the two ends of the fixed frame stopper slot
Extend in bottom sidewall, totally four pieces of the side plate, four blocks of side plates are located at the two ends of two battery installation sections respectively, and on side plate
It is provided with the second fixed frame stopper slot；The composite pole piece is welded in each battery block upper end, and the upper cover plate covers at battery upper end,
The both sides of upper cover plate are provided with the 3rd fixed frame stopper slot of twice, be correspondingly provided with and be connected with the 3rd fixed frame stopper slot in upper cover plate
Girt position limiting structure, the first fixed frame stopper slot, the second fixed frame stopper slot and the 3rd fixed frame stopper slot are mutual
It is connected for fixing groove, the fixed frame is U-frame, fixed frame is sticked in corresponding fixing groove, and the two ends of fixed frame are along level
Direction is provided with tension rod thru-hole, and the pull bar is connected to upper cover plate, fixed frame, side in tension rod thru-hole and girt position limiting structure
Plate and base plate link together；The top cover coordinates fixation by buckle with the draw-in groove on upper cover plate.
2. the cold electrokinetic cell module of a kind of liquid according to claim 1, it is characterised in that if offering on the upper cover plate
Dry wire harness bar shaped hole slot.
3. the cold electrokinetic cell module of a kind of liquid according to claim 1, it is characterised in that the composite pole piece is multiple for cupro-nickel
Piece is closed, the surface perforate of composite pole piece has simultaneously extended downwardly welding battery end in hole, and the two ends of composite pole piece are provided with perforate
Bending part, on the upper cover plate, corresponding composite pole piece position offers bar hole, is provided with location hole above the bar hole, described
The bending part of composite pole piece is stretched out from bar hole, and the perforate of composite pole piece bending part with copper bar bolt connection and is fixed on upper cover plate
On location hole.
4. the cold electrokinetic cell module of a kind of liquid according to claim 1, it is characterised in that the bottom surface of the base plate be provided with plus
Strong muscle, the sidewall of the bottom plate of described cold drawing installation portion one end are provided with the water pipe position limiting structure contour with cold drawing water pipe.
5. the cold electrokinetic cell module of a kind of liquid according to claim 1, it is characterised in that if the side plate is provided with arterial highway
The strengthening rib strip being parallel to each other, the reinforcement that the second fixed frame stopper slot is opened in by several in the middle of strengthening rib strip are spacing
Groove is constituted.
6. the cold electrokinetic cell module of a kind of liquid according to claim 1, it is characterised in that the shell of the U-shaped heat pipe is
Working media is filled with aluminium sheet, U-shaped heat pipe.
7. the cold electrokinetic cell module of a kind of liquid according to claim 1, it is characterised in that the cold drawing is aluminium, cold drawing
Inside is provided with S type runners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621033314.2U CN206022575U (en) | 2016-08-31 | 2016-08-31 | Liquid cooling power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621033314.2U CN206022575U (en) | 2016-08-31 | 2016-08-31 | Liquid cooling power battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206022575U true CN206022575U (en) | 2017-03-15 |
Family
ID=58258561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621033314.2U Active CN206022575U (en) | 2016-08-31 | 2016-08-31 | Liquid cooling power battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206022575U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848487A (en) * | 2017-03-21 | 2017-06-13 | 四川力垦锂动力科技有限公司 | A kind of electric automobile lithium battery constant temperature system |
| CN107464966A (en) * | 2017-08-11 | 2017-12-12 | 湖南小步科技有限公司 | A kind of radiator structure of lithium battery pack used for electric vehicle |
| CN107611296A (en) * | 2017-08-11 | 2018-01-19 | 湖南小步科技有限公司 | A kind of lithium battery pack used for electric vehicle |
| CN107644964A (en) * | 2017-09-18 | 2018-01-30 | 华霆（合肥）动力技术有限公司 | The cold power battery module of liquid and assemble method |
-
2016
- 2016-08-31 CN CN201621033314.2U patent/CN206022575U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848487A (en) * | 2017-03-21 | 2017-06-13 | 四川力垦锂动力科技有限公司 | A kind of electric automobile lithium battery constant temperature system |
| CN107464966A (en) * | 2017-08-11 | 2017-12-12 | 湖南小步科技有限公司 | A kind of radiator structure of lithium battery pack used for electric vehicle |
| CN107611296A (en) * | 2017-08-11 | 2018-01-19 | 湖南小步科技有限公司 | A kind of lithium battery pack used for electric vehicle |
| CN107644964A (en) * | 2017-09-18 | 2018-01-30 | 华霆（合肥）动力技术有限公司 | The cold power battery module of liquid and assemble method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |