CN208507738U - A kind of battery pack with heat-pipe apparatus - Google Patents

A kind of battery pack with heat-pipe apparatus Download PDF

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Publication number
CN208507738U
CN208507738U CN201820911117.9U CN201820911117U CN208507738U CN 208507738 U CN208507738 U CN 208507738U CN 201820911117 U CN201820911117 U CN 201820911117U CN 208507738 U CN208507738 U CN 208507738U
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CN
China
Prior art keywords
heat
battery
pipe
coldplate
battery pack
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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
Application number
CN201820911117.9U
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Chinese (zh)
Inventor
马哲树
蒋涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Kulinmei Electromechanical Technology Co Ltd
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Nanjing Forestry University
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Priority to CN201820911117.9U priority Critical patent/CN208507738U/en
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Publication of CN208507738U publication Critical patent/CN208507738U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

本实用新型公开了一种具有热管装置的电池包,包括至少两列电池单元,每列电池单元中相邻的两个电池单元之间均具有冷却板,所述冷却板的正反两个板面为冷却面,所述电池单元贴靠在所述冷却面上;在不同列但位于同一排的电池单元共用同一块冷却板并贴靠在同一个冷却面上;相邻的两列电池单元之间设有保持架,所述保持架具有连接部、自连接部向着相同方向延伸出的若干隔断部分,贴靠在同一个冷却面上的两个电池单元被一个隔断部分隔开,相邻两个隔断部分之间具有用于所述冷却板穿过的缝隙。该电池包在满足电池单元散热的需求的同时还满足了电池单元固定的要求,具有结构紧凑、加工简单、节能高效的优点。

The utility model discloses a battery pack with a heat pipe device, which comprises at least two rows of battery units, a cooling plate is arranged between two adjacent battery units in each row of battery units, and the front and back of the cooling plate are two plates. The surface is a cooling surface, and the battery cells are attached to the cooling surface; the battery cells in different columns but located in the same row share the same cooling plate and are attached to the same cooling surface; two adjacent rows of battery cells There is a cage between them, and the cage has a connecting part and a plurality of partition parts extending in the same direction from the connecting part. The two battery cells abutting on the same cooling surface are separated by a partition part, adjacent There is a gap between the two partition parts for the cooling plate to pass through. The battery pack not only satisfies the requirements for heat dissipation of the battery cells, but also satisfies the requirements for fixing the battery cells, and has the advantages of compact structure, simple processing, energy saving and high efficiency.

Description

A kind of battery pack with heat-pipe apparatus
Technical field
The utility model belongs to battery thermal management technical field, and in particular to a kind of battery pack with heat-pipe apparatus.
Background technique
Automobile industry is the important component of national economy.Using petroleum as the orthodox car of fuel, bring Great convenience and comfort.But the dependence which increases people to petroleum, also formed with the environmental problem increasingly sharpened Strong contradiction.
Different from orthodox car, the power battery of electric car cannot be mounted directly in the car as engine, it is necessary to Battery pack is stored with battery pack, selection, structural strength and arrangement form in the car of battery pack etc. all affect electricity The performance of electrical automobile.However, a large amount of heat that power battery generates when in use, not only influences the service life of battery itself, Also affect the life security of passenger.Therefore, battery pack heat dissipation in use and thermal insulation property are research emphasis in wrapping.
In recent years, demand of the development of pure electric automobile to battery pack heat management causes vast automobile production manufacturer and system The concern of quotient is made, also emerges in large numbers many heat management systems based on heat pipe and PCM currently on the market.Such as application No. is 201710349633.7, the Chinese patent application of entitled " a kind of dynamic lithium battery heat management system ", utilization is U-shaped, L-type and I The mode that type heat pipe combines increases the contact area of heat pipe and cold plate, but such heat sink conception needs three kinds of heat pipe shapes, The processing of opposite heat tube system is excessively complicated.Application No. is 201110066246.5, a kind of entitled " power based on pulsating heat pipe Dynamic pulsating heat pipe is bonded in power battery surface using heat-conductive bonding agent by the Chinese patent application of battery thermal management system ", But the curved structure of pulsating heat pipe increases the difficulty of system manufacture.
Utility model content
Purpose of utility model: in order to overcome the drawbacks of the prior art, the utility model provides a kind of with heat-pipe apparatus Battery pack, the system structure is simple, compact, can be realized and radiates to the battery unit in battery pack.
Technical solution: a kind of battery pack with heat-pipe apparatus described in the utility model, including at least two column battery lists Member all has coldplate, positive and negative two plate faces of the coldplate between two adjacent battery units in each column battery unit For cooling surface, the battery unit is sticked on the cooling surface;It is shared together in different lines but positioned at the battery unit of same row One piece of coldplate simultaneously sticks on the same cooling surface;Retainer, the retainer are equipped between two adjacent column battery units Several partition parts extended with interconnecting piece, from interconnecting piece towards the same direction, stick on two on the same cooling surface A battery unit has the seam passed through for the coldplate between two neighboring partition part by a partition spaced-apart Gap.
The utility model has the advantages that the utility model passes through setting at least two column battery units, and adjacent in each column battery unit Coldplate is set between two battery units, it, will be electric by coldplate on the cooling surface by coldplate that battery unit reclines The heat that pool unit generates is taken away, and realizes heat sinking function;Retainer is set between the battery unit of adjacent two column simultaneously, is kept The partition part of frame separates the battery unit sticked on the same cooling surface, and has between two neighboring partition part and use In the gap that the coldplate passes through, coldplate can be clamped in gap, to keep the structure of entire battery pack more steady It is fixed, compact and reliable.
In order to further strengthen the heat dissipation effect of battery pack, adjacent two in each column battery unit of the utility model Heat-pipe radiating apparatus is equipped between a battery unit, the heat-pipe radiating apparatus includes heat pipe and fin;The heat pipe has It is located in the middle evaporator section and the condensation segment positioned at both ends, the evaporator section is embedded in the coldplate, and the condensation segment is self cooling But the top of plate extends and is inserted into the fin.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the battery pack that the utility model has heat-pipe apparatus;
Fig. 2 is the structural schematic diagram of radiating subassembly in the embodiments of the present invention;
Fig. 3 is the structural schematic diagram of retainer in the embodiments of the present invention;
Fig. 4 is the structural schematic diagram of heat pipe in the embodiments of the present invention.
Specific embodiment
In the following, being described in further details in conjunction with attached drawing to the utility model.
As shown in Figure 1, present embodiment discloses a kind of battery packs with heat-pipe apparatus, including what is be arranged in battery pack At least two column battery units 1 can specifically be required according to the different performance of energy supply, changed the quantity of battery unit 1, increased or reduced The scale of battery pack.
Referring to Figure 2 together, it is provided with coldplate 21 between two battery units 1 adjacent in each column battery unit 1, Positive and negative two plate faces of coldplate 21 are cooling surface, and battery unit 1 sticks on cooling surface.Position in the battery unit 1 of different lines Same coldplate 21 is shared in the battery unit 1 of same row and is sticked on the same cooling surface.Specifically, battery unit 1 For square power battery, the maximum side of 1 area of battery unit is sticked on cooling surface, so as to pass through coldplate 21 faster Walk the heat that battery unit 1 distributes in area.
In order to further enhance heat dissipation effect, heat is equipped between two adjacent battery units 1 in each column battery unit 1 Pipe radiator, heat-pipe radiating apparatus and coldplate collectively constitute radiating subassembly 2.Heat-pipe radiating apparatus includes heat pipe 22 and fin 23, in conjunction with shown in Fig. 4, the evaporator section 22a of heat pipe 22 is embedded in coldplate 21, and the condensation segment 22b positioned at both ends is from cooling The top of plate 21 upwardly extends and is inserted into fin 23.Battery list can be effectively taken away by the evaporative condenser effect of heat pipe 22 The heat that member 1 distributes when working, fin 23 guarantee the heat convection of condensation segment 22b and air with enough heat exchange surfaces, So that entire battery pack work well, inside heat pipe working medium effectively flow back.
Retainer is equipped between two adjacent column battery units 1.Also referring to Fig. 3, two retainers 3 are located at column Between column.Several partition portions that the retainer 3 has interconnecting piece 31 and extends from interconnecting piece 31 towards the same direction Divide 32.Separate part 32 in this example to be extended downwardly by the lower surface of interconnecting piece.Partition part 32 separate stick on it is same Two battery units 1 on cooling surface, it is two neighboring to separate between part 32 with the gap passed through for the coldplate 21. Namely two adjacent partition parts 32 are clamped in respectively on two cooling surfaces of coldplate 21, to dead plate 21, are made Structure in battery pack is more compact.
Further, the evaporator section 22a of heat pipe 22 is set as U-shaped structure, to increase the contact surface with coldplate 21 Product reinforces heat dissipation effect.And for the ease of processing, the cross section of heat pipe 22 is in flat rectangular configuration in the present embodiment.
Different from existing coldplate 21, in the utility model, the inside of coldplate 21 has hollow chamber, and in chamber Coolant liquid is filled in room, and the evaporator section 22a is embedded in the chamber, to reinforce the effect of heat dissipation.
Meanwhile in the present embodiment, the battery unit 1 passes through thermally conductive casting glue and 21 close adhesion of cooling surface.It is logical It crosses thermally conductive casting glue and structure connection function is provided, simultaneously, additionally it is possible to improve the thermal conductivity between battery unit 1 and coldplate 21 Energy.
The battery pack has the advantages that structure is more compact, simple, reliable, is easily installed inside electric car.It can The wind that electric car generates in motion is made full use of, is that energy consumption is saved in the heat dissipation of battery pack.

Claims (7)

1. a kind of battery pack with heat-pipe apparatus, which is characterized in that including at least two column battery units, in each column battery unit Coldplate is all had between two adjacent battery units, positive and negative two plate faces of the coldplate are cooling surface, the battery Unit sticks on the cooling surface;In different lines but it is located at the shared same coldplate of battery unit of same row and sticks on On the same cooling surface;Retainer is equipped between two adjacent column battery units, the retainer has interconnecting piece, from interconnecting piece Several partition parts extended towards the same direction, two battery units sticked on the same cooling surface are separated by one Spaced-apart, it is two neighboring to separate between part with the gap passed through for the coldplate.
2. the battery pack according to claim 1 with heat-pipe apparatus, which is characterized in that phase in each column battery unit It is equipped with heat-pipe radiating apparatus between two adjacent battery units, the heat-pipe radiating apparatus includes heat pipe and fin;The heat Pipe, which has, is located in the middle evaporator section and the condensation segment positioned at both ends, and the evaporator section is embedded in the coldplate, the condensation Section extends from the top of coldplate and is inserted into the fin.
3. the battery pack according to claim 2 with heat-pipe apparatus, which is characterized in that the evaporator section bending is U-shaped.
4. the battery pack according to claim 2 with heat-pipe apparatus, which is characterized in that the cross section of the heat pipe is in flat Flat rectangular configuration.
5. the battery pack according to claim 2 with heat-pipe apparatus, which is characterized in that the inside of the coldplate has Hollow chamber is filled with coolant liquid in the chamber, and the evaporator section is embedded in the chamber.
6. the battery pack according to claim 1 with heat-pipe apparatus, which is characterized in that the battery unit passes through thermally conductive Casting glue and the cooling surface close adhesion.
7. any battery pack with heat-pipe apparatus according to claim 1~6, which is characterized in that the battery unit For flat square power battery.
CN201820911117.9U 2018-06-12 2018-06-12 A kind of battery pack with heat-pipe apparatus Expired - Fee Related CN208507738U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820911117.9U CN208507738U (en) 2018-06-12 2018-06-12 A kind of battery pack with heat-pipe apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820911117.9U CN208507738U (en) 2018-06-12 2018-06-12 A kind of battery pack with heat-pipe apparatus

Publications (1)

Publication Number Publication Date
CN208507738U true CN208507738U (en) 2019-02-15

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Application Number Title Priority Date Filing Date
CN201820911117.9U Expired - Fee Related CN208507738U (en) 2018-06-12 2018-06-12 A kind of battery pack with heat-pipe apparatus

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112038730A (en) * 2020-09-29 2020-12-04 广东工业大学 A battery thermal management device based on composite heat dissipation materials and liquid cooling
CN112582703A (en) * 2020-08-06 2021-03-30 江苏大学 Novel battery cooling structure based on coupling of heat pipe and liquid cooling plate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112582703A (en) * 2020-08-06 2021-03-30 江苏大学 Novel battery cooling structure based on coupling of heat pipe and liquid cooling plate
CN112038730A (en) * 2020-09-29 2020-12-04 广东工业大学 A battery thermal management device based on composite heat dissipation materials and liquid cooling

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20191231

Address after: 210000 810b, building B, building 4, Nanjing Baixia high tech Industrial Park, No. 6, Yongzhi Road, Qinhuai District, Nanjing, Jiangsu Province

Patentee after: Nanjing kulinmei Electromechanical Technology Co., Ltd

Address before: Longpan road Xuanwu District of Nanjing city of Jiangsu Province, No. 159 210037

Patentee before: Nanjing Forestry University

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: 20190215

Termination date: 20200612