CN103606638B - A kind of power brick - Google Patents

A kind of power brick Download PDF

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Publication number
CN103606638B
CN103606638B CN201310653570.6A CN201310653570A CN103606638B CN 103606638 B CN103606638 B CN 103606638B CN 201310653570 A CN201310653570 A CN 201310653570A CN 103606638 B CN103606638 B CN 103606638B
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CN
China
Prior art keywords
battery pack
laying bracket
air
power brick
groups
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Active
Application number
CN201310653570.6A
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Chinese (zh)
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CN103606638A (en
Inventor
刘丹
张洪涛
石建珍
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Hunan Copower EV Battery Co Ltd
Original Assignee
Corun Hybrid Power Technology Co Ltd
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Priority to CN201310653570.6A priority Critical patent/CN103606638B/en
Publication of CN103606638A publication Critical patent/CN103606638A/en
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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • 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

Abstract

The invention provides a kind of power brick, comprise shell, some Battery pack groups, battery pack laying bracket, an air-flow feeder, have air inlet near one end of air-flow feeder on the housing, shell has air outlet away from one end of air-flow feeder; Described some Battery pack groups are connected in series fixing mutually; Described battery pack laying bracket has several passages, and number of channels is identical with the group number of battery pack; Place a Battery pack group in each passage, at least the positive and negative electrode end of battery pack is stayed in passway; Described battery pack laying bracket selects porous metal material or porous polymer materials to make.Power brick in the present invention, adopts the through hole of battery pack laying bracket, facilitates arranging batteries and taking-up; Adopt porous material to make battery pack laying bracket, air flow channel can be formed in battery pack, be conducive to the reduction of the battery temperature difference.

Description

A kind of power brick
Technical field
The present invention relates to a kind of power brick.
Background technology
The laying bracket that current battery bag adopts is made up of two housings, except the ventilation hole offered on housing carries out except air circulation, remainder is stuffy structure, there is the large problem of the temperature difference between battery in this power brick, main cause is that in the flow process of air in power brick, speed is uneven, causes local air flow or large or little, thus cause battery surface different parts heat radiation power different, and then produce between battery or battery different parts non-uniform temperature phenomenon.
Summary of the invention
The present invention aims to provide and is a kind ofly conducive to air circulation, power brick that the battery temperature difference is low.The present invention is realized by following scheme:
A kind of power brick, comprises shell, some Battery pack groups, battery pack laying bracket, an air-flow feeder, has air inlet on the housing, shell has air outlet away from one end of air-flow feeder near one end of air-flow feeder; Described some Battery pack groups are connected in series fixing mutually; Described battery pack is the combination be in series by some single batteries, and the single battery quantity in every Battery pack group is equal; Described battery pack laying bracket has several passages, and number of channels is identical with the group number of battery pack; Place a Battery pack group in each passage, at least the positive and negative electrode end of battery pack is stayed in passway.
For forming air flow channel in battery pack, be convenient between battery or the temperature transmission of same battery different parts, thus reducing the temperature difference of each battery or same battery different parts in whole power brick, described battery pack laying bracket selects porous metal material or porous polymer materials to make.
Described battery pack quantity is more than 2 groups; Passage on described battery pack laying bracket is parallel distribution.
A kind of power brick, comprises shell, some Battery pack groups, plural battery pack laying bracket, air-flow feeder, has air inlet on the housing, shell has air outlet away from one end of air-flow feeder near one end of air-flow feeder; Described some Battery pack groups are connected in series fixing mutually; Described battery pack is the combination be in series by some single batteries, and the single battery quantity in every Battery pack group is equal; Described each battery pack laying bracket all has several passages, and each battery pack laying bracket upper channel quantity is identical with the group number of battery pack, the position each battery pack laying bracket being offered passage is identical; Battery pack laying bracket is along the parallel longitudinal layout of battery pack and keep each passage one_to_one corresponding of the same position on each battery pack laying bracket to become channel column, place a Battery pack group in each described row channel column, at least the positive and negative electrode end of battery pack is by the passway stayed in outermost two supports; Described battery pack laying bracket selects porous metal material or porous polymer materials to make.
Described battery pack quantity is more than 2 groups; Passage on described battery pack laying bracket is parallel distribution.
Compared with prior art, the present invention has the following advantages:
The present invention adopts and offer through hole on battery pack laying bracket, facilitates laying and taking out of battery pack; In addition, battery pack laying bracket uses porous metal material or porous polymer materials to make, battery pack is placed in the through hole of battery pack laying bracket, the air flow channel be made up of porous metal material or porous polymer materials is just defined like this in battery pack, when air flows through these air flow channels, due to disturbance and the stirring action of porous material rib, can uniform flow field speed, stirring action can be passed through simultaneously, the region that battery surface Temperature Difference Ratio is larger obtains sufficient heat exchange, obtains more uniform temperature field thus.So effectively can reduce between battery or the temperature difference of same battery different parts, improve the life-span of battery, final useful life of improving power brick.The effect of antidetonation, shock resistance and support cells can also be played at some occasion porous material.
Accompanying drawing explanation
The overall structure schematic diagram of the power brick of Fig. 1 embodiment 1
Fig. 2 is along the front section view of power brick A-A in embodiment 1
Fig. 3 is along the vertical view cutaway drawing of power brick B-B in embodiment 1
Fig. 4 is along the vertical view cutaway drawing of the power brick B-B of embodiment 3
Embodiment
Below in conjunction with embodiment, the invention will be further described, but the present invention is not limited to the statement of embodiment.
Embodiment 1
A kind of power brick, as shown in Figure 1, comprise shell 1, eight Battery pack group 2, battery pack laying bracket 3, a fan 4, battery pack 2 is in series by six single batteries, and the positive and negative extreme use brace 8 of eight Battery pack groups 2 is connected in series and is fixed on shell 1 by bolt 9; As shown in Figure 2, battery pack laying bracket 3 has eight passages 5 and passage 5 distribution in two rows Parallel Symmetric, the one end near fan 4 on shell 1 has air inlet 6, and shell 1 has air outlet 7 away from one end of fan 4; As shown in Figure 3, place a Battery pack group 2 in each passage 5, the positive and negative electrode end of battery pack 2 is stayed in passway.Battery pack laying bracket 3 adopts porous metal material to make.
Power brick in the present invention, in use, because battery pack laying bracket adopts porous metal material to make, battery pack is by the through hole of laying bracket, multiple air flow channel is just defined like this in battery pack, once between battery or the temperature difference of same battery different parts larger, the air-flow that fan is sent is when the air flow channel formed by porous metal material, rib because of porous metal material plays the effect of disturbance and stirring, make to carry out heat exchange in larger scope, between quick reduction battery or the temperature difference of same battery different parts, improve the life-span of battery pack, final raising power brick useful life.In power brick use procedure, the actual existing power brick of Temperature Difference Ratio recording power brick reduces 40%.
Embodiment 2
A kind of power brick, the power brick of its structure and embodiment 1 is similar, and difference is: battery pack quantity is ten groups, battery pack laying bracket has ten passages and passage is two rows parallel misalignment distributes.Battery pack laying bracket adopts porous polymer materials to make.
In power brick use procedure, the actual existing power brick of Temperature Difference Ratio recording power brick reduces 38%.
Embodiment 3
A kind of power brick, the power brick of its structure and embodiment 1 is similar, difference is: comprise 12 Battery pack groups 2, three battery pack laying brackets 3, each battery pack laying bracket 3 all has 12 passages 5 and passage be upper and lower three row Parallel Symmetrics distribution, the position each battery pack laying bracket being offered passage is identical.As shown in Figure 4, battery pack laying bracket 3 is along the parallel longitudinal layout of battery pack 2 and keep each passage 5 one_to_one corresponding of the same position on each battery pack laying bracket to become channel column 10, places a Battery pack group 2 in each row channel column 10.Battery pack laying bracket adopts porous polymer materials to make.
In power brick use procedure, the actual existing power brick of Temperature Difference Ratio recording power brick reduces 32%.
Embodiment 4
A kind of power brick, the power brick of its structure and embodiment 3 is similar, and difference is: battery pack quantity is 15 groups, four battery pack laying brackets 3, battery pack laying bracket has 15 passages and passage be upper and lower three arrange parallel misalignments and distribute.Battery pack laying bracket adopts porous metal material to make.
In power brick use procedure, the actual existing power brick of Temperature Difference Ratio recording power brick reduces 35%.

Claims (6)

1. a power brick, comprises shell, some Battery pack groups, battery pack laying bracket, an air-flow feeder, has air inlet on the housing, shell has air outlet away from one end of air-flow feeder near one end of air-flow feeder; Described some Battery pack groups are connected in series fixing mutually; Described battery pack is the combination be in series by some single batteries, and the single battery quantity in every Battery pack group is equal; It is characterized in that: described battery pack laying bracket has several passages, number of channels is identical with the group number of battery pack; Place a Battery pack group in each passage, at least the positive and negative electrode end of battery pack is stayed in passway; Described battery pack laying bracket selects porous metal material or porous polymer materials to make.
2. power brick as claimed in claim 1, is characterized in that: described battery pack quantity is more than 2 groups.
3. power brick as claimed in claim 1 or 2, is characterized in that: the passage on described battery pack laying bracket is parallel distribution.
4. a power brick, comprise shell, some Battery pack groups, plural battery pack laying bracket, air-flow feeder, have air inlet near one end of air-flow feeder on the housing, shell has air outlet away from one end of air-flow feeder; Described some Battery pack groups are connected in series fixing mutually; Described battery pack is the combination be in series by some single batteries, and the single battery quantity in every Battery pack group is equal; It is characterized in that: described each battery pack laying bracket all has several passages, and each battery pack laying bracket upper channel quantity is identical with the group number of battery pack, the position each battery pack laying bracket being offered passage is identical; Battery pack laying bracket is along the parallel longitudinal layout of battery pack and keep each passage one_to_one corresponding of the same position on each battery pack laying bracket to become channel column, place a Battery pack group in each described row channel column, at least the positive and negative electrode end of battery pack is by the passway stayed in outermost two supports; Described battery pack laying bracket selects porous metal material or porous polymer materials to make.
5. power brick as claimed in claim 4, is characterized in that: described battery pack quantity is more than 2 groups.
6. the power brick as described in claim 4 or 5, is characterized in that: the passage that described each battery pack laying bracket is offered is parallel distribution.
CN201310653570.6A 2013-12-06 2013-12-06 A kind of power brick Active CN103606638B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310653570.6A CN103606638B (en) 2013-12-06 2013-12-06 A kind of power brick

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310653570.6A CN103606638B (en) 2013-12-06 2013-12-06 A kind of power brick

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CN103606638A CN103606638A (en) 2014-02-26
CN103606638B true CN103606638B (en) 2016-01-20

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019061089A1 (en) * 2017-09-27 2019-04-04 Changzhou Globe Co., Ltd. Battery for power tools
CN109841929B (en) * 2019-03-25 2021-11-02 先进储能材料国家工程研究中心有限责任公司 Cylindrical battery wind-guiding structural component
CN110224093A (en) * 2019-06-18 2019-09-10 北京长城华冠汽车科技股份有限公司 Battery case, electrokinetic cell system and vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1291355A (en) * 1998-01-19 2001-04-11 约翰逊控制技术公司 Battery case for thin metal film cells
CN101950814A (en) * 2009-07-09 2011-01-19 三星Sdi株式会社 The battery pack that comprises a plurality of element cells
CN102362388A (en) * 2009-11-25 2012-02-22 松下电器产业株式会社 Battery module
CN203277591U (en) * 2013-06-04 2013-11-06 哈尔滨圣为技术有限公司 Battery pack temperature control device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012186059A (en) * 2011-03-07 2012-09-27 Auto Network Gijutsu Kenkyusho:Kk Battery pack

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1291355A (en) * 1998-01-19 2001-04-11 约翰逊控制技术公司 Battery case for thin metal film cells
CN101950814A (en) * 2009-07-09 2011-01-19 三星Sdi株式会社 The battery pack that comprises a plurality of element cells
CN102362388A (en) * 2009-11-25 2012-02-22 松下电器产业株式会社 Battery module
CN203277591U (en) * 2013-06-04 2013-11-06 哈尔滨圣为技术有限公司 Battery pack temperature control device

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