CN106450074A - Soft package power lithium ion battery module supporting frame plate - Google Patents

Soft package power lithium ion battery module supporting frame plate Download PDF

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Publication number
CN106450074A
CN106450074A CN201610222965.4A CN201610222965A CN106450074A CN 106450074 A CN106450074 A CN 106450074A CN 201610222965 A CN201610222965 A CN 201610222965A CN 106450074 A CN106450074 A CN 106450074A
Authority
CN
China
Prior art keywords
strip
plate
heat
lithium ion
deckle board
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.)
Pending
Application number
CN201610222965.4A
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Chinese (zh)
Inventor
郭海
吴德贵
干振桦
李昱
邵勇
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.)
Anhui Oupeng Power Technology Co ltd
Original Assignee
Anhui Offnenbach New Energy Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui Offnenbach New Energy Technology Co Ltd filed Critical Anhui Offnenbach New Energy Technology Co Ltd
Priority to CN201610222965.4A priority Critical patent/CN106450074A/en
Publication of CN106450074A publication Critical patent/CN106450074A/en
Pending legal-status Critical Current

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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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)

Abstract

The present invention relates to a soft package power lithium ion battery module supporting frame plate, which is prepared through injection molding of 70% of an ABS resin and 30% of a polycarbonate, wherein the upper plate surface and the lower plate surface of the supporting frame plate are respectively provided with a concave groove accommodation cavity, the middle of the supporting frame plate is provided with strip-shaped through holes along a direction parallel to the plate surface, the strip-shaped through holes penetrate through both sides of the supporting frame plate, heat-conducting plates penetrate through the strip-shaped through holes, the heat-conducting plate comprises a substrate and two elastic plates tightly attached to the upper plate surface and the lower plate surface of the substrate, the two elastic plates are expanded and fastened in the hole cavity of the strip-shaped through hole, both ends of the substrate suspend and extend out of the strip-shaped through hole, and the two suspending and extending ends are folded in the same direction. According to the present invention, the structure strength is high, the heating efficiency and the heat dissipating efficiency are improved, and the stable and firm assembly of the battery electrical core is conveniently achieved.

Description

Soft package power lithium ion battery module support deckle board
Technical field
The present invention relates to new-energy automobile power battery technical field, relate to the support deckle board of battery modules framework, specifically Relate to a kind of soft package power lithium ion battery module support deckle board.
Background technology
Electrokinetic cell is electric automobile " heart ".Battery modules is the new energy for such as electric automobile, hybrid electric vehicle Source transport facility provides the core of power source.It can be understood as battery battery core and combines through series-parallel system, and Install battery cell monitoring and managing device additional(MCN)Managed and controlled.The structure design of battery modules tends to determine an electricity The performance of pond case and safety.Battery battery core must be played support, fixing and protective effect by its structure.
Soft package power lithium ion battery module support deckle board is the main structure supporting battery modules.It is positioned at battery modules Also act as the effect of the battery battery core supporting and assembling lithium ion battery module.Existing soft package power lithium ion battery module props up Support frame plate uses the polymer material of polystyrene or polyethylene material, and battery battery core is placed between support deckle board, passes through carriage Board clamping battery battery core plays the support to battery battery core and assembling.And the support deckle board heat conduction of existing material and structure Poor, heating and the radiating effect of battery are poor.Here under explaining, owing to temperature is relatively big on the impact in battery modules life-span, Under normal circumstances, the temperature of battery modules needs to control at 20 DEG C ~ 35 DEG C.Owing to each structure of battery modules is that close packing exists Together, warm-up power under the heat radiation and cold conditions of natural conditions long-term work for such battery modules is just relatively big, institute Carried out the temperature of induced cell module with battery modules by arranging temperature sensor, sensing temperature is reached MCN, is controlled by MCN System and the electric heat-conducting block being close to battery modules sidewall come to battery modules heating or cooling, so that the temperature control of battery modules At applicable temperature, thus reduce the loss of battery modules power.And the sidewall of existing battery modules i.e. supports the side of deckle board Wall, the thermal conduction effect of plastic material, add that existing support deckle board uses the structure of sealed clamping battery battery core, this sealing Mechanism affects heating and the heat radiation of battery modules self further.
Content of the invention
It is an object of the present invention to provide a kind of soft package power lithium ion battery module support deckle board, structural strength is high, mentions electricity Pond module heating and radiating efficiency, and facilitate the firm assembling of battery battery core.
In order to realize object above, the technical solution used in the present invention is:A kind of soft package power lithium ion battery module props up Support frame plate, described carriage sheet material matter is 70%ABS resin and 30% polycarbonate injection moulded is made, and supports the upper and lower plate of deckle board Face all offers groove cavity volume, and strip through-hole is offered along plate face parallel direction in the centre supporting deckle board, the through support of strip through-hole Deckle board both sides, have passed through heat-conducting plate in strip through-hole, described heat-conducting plate includes substrate, and is close to substrate upper face and lower face cloth Two elastic plates put, wherein two elastic plate swellings are in the vestibule of strip through-hole, and the two ends of substrate are overhung at outside strip through-hole, and This two projecting end is turned up to same direction.
The method have technical effect that:The size of groove cavity volume arranging is consistent with the size of battery battery core, so electricity Pond module is when assembling, and when carriage plate holder holds battery battery core, battery battery core is placed in the groove cavity volume of two clamp standoff deckle boards, The firm support to battery battery core for the groove cavity volume, and prevent the dislocation that battery battery core assembles.Support and offer strip through-hole on deckle board, Heat-conducting plate passes through in strip through-hole, compares the heat-conducting plate that existing structure adds, by the projecting end of heat-conducting plate substrate and battery mould The electric heat-conducting block contact of group, quickly completes the heating to battery modules or heat radiation.And heat-conducting plate elastic plate is due to elastic reaction In making heat-conducting plate be installed on strip through-hole, swelling is in strip through-hole, and this swelling effect makes heat-conducting plate be in close contact support Structure in deckle board.So, when battery modules needs heat radiation, heat directly conducts to heat-conducting plate rapidly, is transferred to by heat-conducting plate The electric heat-conducting block of battery module spreads out of;When battery modules needs heating, heat is conducted to heat-conducting plate by electricity heat-conducting block, by heat conduction Plate is direct by the battery modules of thermal energy conduction to directly contact rapidly.Additionally, heat-conducting plate uses metal quality, strengthen battery The structural strength of module.And two projecting ends of substrate turn up this orderly arrangement to same direction, it is ensured that each carriage base board Projecting end does not haves and interferes, and facilitates the arrangement of battery modules electricity heat-conducting block.
Brief description
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the structural representation that second embodiment of the invention removes heat-conducting plate;
Fig. 3 is the structural representation of heat-conducting plate of the present invention;
Fig. 4 is that second embodiment of the invention removes the structural representation that heat-conducting plate state is assemblied in battery modules.
Detailed description of the invention
Referring to the drawings, a kind of soft package power lithium ion battery module support deckle board, described carriage sheet material matter is 70% ABS resin and 30% polycarbonate injection moulded are made, and the upper and lower plate face supporting deckle board all offers groove cavity volume 10, supports deckle board Strip through-hole 20 is offered along plate face parallel direction in centre, strip through-hole 20 through support deckle board both sides, has passed through in strip through-hole 20 Heat-conducting plate 30, described heat-conducting plate 30 includes substrate 31, and is close to substrate 31 upper face and two elastic plates 32 of lower face arrangement, Wherein two elastic plate 32 swellings are in the vestibule of strip through-hole 10, and the two ends of substrate 31 are overhung at outside strip through-hole 10, and this two Projecting end is turned up to same direction.
The impact resistance of ABS resin, heat resistance, lower temperature resistance, chemical proofing and excellent electrical properties, have and easily add The features such as work, product size are stable, lustrous surface is good, easy application, coloring, surface metallization, plating, weldering can be carried out Connect, the secondary operations such as hot pressing and bonding, be a kind of thermoplastic engineering plastic.Merlon (being also called for short PC) is a kind of tough heat Plastic resin, Merlon weak acid resistant, resistance to weak base, resistance to neutral oil, there is the features such as intensity height, fatigue durability.70%ABS resin , support plasticity high with the support deckle board support strength that 30% polycarbonate injection moulded obtains is stablized, good insulation preformance.
The size of groove cavity volume 10 arranging is consistent with the size of battery battery core, and such battery modules, when assembling, supports During deckle board clamping battery battery core, battery battery core is placed in the groove cavity volume 10 of two clamp standoff deckle boards, and groove cavity volume 10 is to battery The firm support of battery core, and prevent the dislocation that battery battery core assembles.Support on deckle board and offer strip through-hole 20, heat-conducting plate 30 pass through in In strip through-hole 20, compare the heat-conducting plate 30 that existing structure adds, by projecting end and the battery modules of heat-conducting plate 30 substrate 31 Electric heat-conducting block contact, quickly complete the heating to battery modules or heat radiation.And heat-conducting plate 30 elastic plate 32 is made due to elasticity With swelling in making heat-conducting plate 30 be installed on strip through-hole 20 in strip through-hole 20, this swelling effect makes heat-conducting plate 30 tight Contiguity is touched and is supported structure in deckle board.So, when battery modules needs heat radiation, heat directly conducts rapidly to heat-conducting plate 30, by The electric heat-conducting block that heat-conducting plate 30 is transferred to battery module spreads out of;When battery modules needs heating, heat is by electricity heat-conducting block conduction To heat-conducting plate 30, by heat-conducting plate 30 rapidly directly by the battery modules of thermal energy conduction to directly contact.Additionally, heat-conducting plate 30 Use metal quality, strengthen the structural strength of battery modules.And two projecting ends of substrate 31 turn up to same direction this in order Arrange, it is ensured that each carriage base board 31 projecting end does not haves and interferes, facilitate the arrangement of battery modules electricity heat-conducting block(False If the projecting end housing the substrate 31 of the upper and lower support deckle board of same battery battery core uses on one, once arranges, then on this, Lower projecting end exists for the state staggering, and if so electricity heat-conducting block normally reclines battery modules sidewall, can only recline near electricity That projecting end of heat-conducting block, is unfavorable for the work of electricity heat-conducting block).
Further, the two ends supporting deckle board are provided with perforate 40, are disposed with copper mold insert in perforate 40.Arrange in perforate 40 Copper mold insert for the fixing connection of electrical connection module at battery modules two ends.
Preferably, described substrate 31 is aluminium alloy plate, and described elastic plate 32 is beryllium-bronze plate, substrate 31 and elastic plate It is integrated by ultrasonic fusing between 32.
Owing to aluminium alloy density is low, light weight, but intensity is higher, and there is good thermal conductivity.So substrate 31 is excellent Select aluminum alloy material.And beryllium-bronze high connductivity(Heat)Property, elastic deformation effect is good, high intensity, wearability are good, so elastic plate 32 Use beryllium-bronze material.Using ultrasonic fusing technology that substrate 31 is integrated with elastic plate 32, such heat-conducting plate 30 is Integrated board, facilitates it to assemble.
Further, supporting and offering louvre 50 on the plate face of deckle board, described louvre 50 is arranged in matrix form.Open If louvre 50 one mitigate battery modules weight, its two quickening battery modules heat conduction, i.e. make adding of battery modules Heat and heat radiation are accelerated.
Further, the often end supporting deckle board is provided with a pair perforate 40.The often end so supporting deckle board is disposed with one To copper mold insert, it is ensured that connected the consolidating of battery modules electrical connection module.
Said structure is the primary structure of the present invention, and battery modules is when practical set, needs to be positioned at battery modules two End arranges electrical connection module.
With reference to Fig. 1, the first embodiment of the present invention:In the present embodiment, perforate 40 is directly arranged at the two ends supporting deckle board, opens Copper mold insert is set in hole 40.This structure is applicable to traditional battery module structure, i.e. electrical connection module is bus-bar, bus-bar It is directly fixed on battery modules end by bolt or rivet.
With reference to Fig. 2, the second embodiment of the present invention:It is positioned at the centre position of this pair perforate 40 for offering for battery modules The mounting groove 60 that end face electrical connection module is installed.This structure is applicable to new-type battery modules, and namely electrical connection module is adopted Using insulating barrier structure, bus-bar, temperature sensor, pressure sensor etc. are compiled on this insulating barrier.Referring in particular to Fig. 4, The electrical connection module B that support frame plate A two ends are arranged, for this battery modules, supports the mounting groove 60 of deckle board in order to for electrical connection The convenient clamping of assembly B is installed.

Claims (6)

1. a soft package power lithium ion battery module support deckle board, it is characterised in that:Described carriage sheet material matter is 70% ABS resin and 30% polycarbonate injection moulded are made, and the upper and lower plate face supporting deckle board all offers groove cavity volume(10), support deckle board Centre offer strip through-hole along plate face parallel direction(20), strip through-hole(20)Through support deckle board both sides, strip through-hole (20)Inside pass through heat-conducting plate(30), described heat-conducting plate(30)Including substrate(31), and it is close to substrate(31)Upper face and lower plate Two elastic plates that face is arranged(32), wherein two elastic plate(32)Swelling is in strip through-hole(10)Vestibule in, substrate(31)Two End is overhung at strip through-hole(10)Outward, and this two projecting end is turned up to same direction.
2. soft package power lithium ion battery module support framework according to claim 1, it is characterised in that:Support deckle board Two ends are provided with perforate(40), perforate(40)It is inside disposed with copper mold insert.
3. soft package power lithium ion battery module support framework according to claim 1, it is characterised in that:Described substrate (31)For aluminium alloy plate, described elastic plate(32)For beryllium-bronze plate, substrate(31)With elastic plate(32)Between pass through ultrasonic wave Welding is integrated.
4. soft package power lithium ion battery module support framework according to claim 1, it is characterised in that:Support deckle board Plate offers louvre on face(50), described louvre(50)Arrange in matrix form.
5. soft package power lithium ion battery module support framework according to claim 2, it is characterised in that:Support deckle board Often end is provided with a pair perforate(40).
6. soft package power lithium ion battery module support framework according to claim 5, it is characterised in that:It is positioned at this pair Perforate(40)Centre position be offer for battery modules end face electrical connection module install mounting groove(60).
CN201610222965.4A 2016-04-12 2016-04-12 Soft package power lithium ion battery module supporting frame plate Pending CN106450074A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107732090A (en) * 2017-11-28 2018-02-23 安徽欧鹏巴赫新能源科技有限公司 A kind of battery module structure to radiate safely
CN107994169A (en) * 2017-11-28 2018-05-04 安徽欧鹏巴赫新能源科技有限公司 A kind of soft bag lithium ionic cell modular structure
CN107994162A (en) * 2017-11-28 2018-05-04 安徽欧鹏巴赫新能源科技有限公司 A kind of battery modules pressurize mounting structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107732090A (en) * 2017-11-28 2018-02-23 安徽欧鹏巴赫新能源科技有限公司 A kind of battery module structure to radiate safely
CN107994169A (en) * 2017-11-28 2018-05-04 安徽欧鹏巴赫新能源科技有限公司 A kind of soft bag lithium ionic cell modular structure
CN107994162A (en) * 2017-11-28 2018-05-04 安徽欧鹏巴赫新能源科技有限公司 A kind of battery modules pressurize mounting structure

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