CN207282547U - Integration power battery module - Google Patents
Integration power battery module Download PDFInfo
- Publication number
- CN207282547U CN207282547U CN201721038399.8U CN201721038399U CN207282547U CN 207282547 U CN207282547 U CN 207282547U CN 201721038399 U CN201721038399 U CN 201721038399U CN 207282547 U CN207282547 U CN 207282547U
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- CN
- China
- Prior art keywords
- power battery
- module
- battery module
- plastic grill
- casting glue
- Prior art date
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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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- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
It the utility model is related to integration power battery module.Its power battery unit, electrical connector, pole, module housing, casing cover, power battery unit is wrapped up single power battery by upper and lower plastic grill and is interconnected to constitute, polylith power battery unit stacked arrangement and gap is formed between each other, after polylith power battery unit is encased in module housing, inside injection casting glue, finally installs casing cover.Casting glue has certain mobility, can be filled into the gap in module, all parts bonding in power battery module can be become an entirety after curing, each single power battery is wrapped up and mutually isolated.Make power battery module possess waterproof, heat conduction, insulation, it is fire-retardant, anti-vibration performance is good the advantages of, improve the safety and reliability of power battery module.Power battery module involved by the utility model can be widely applied in vehicle mounted dynamic battery system, can also be used as energy-storage units to be applied in energy-storage system.
Description
Technical field
A kind of power battery module of integration is the utility model is related to, belongs to hybrid vehicle, pure electric automobile electricity
Key member in cell system.
Background technology
In hybrid vehicle, pure electric vehicle, power battery module generally is formed by several single power batteries, with
Battery module provides energy by several battery module series and parallels as energy unit for vehicle.In vehicle operational process
There is very high requirement to the temperature of power battery, insulation performance, fire prevention, anti-vibration performance.During the work time, power battery
Temperature is excessive, too low, and poor temperature uniformity can all cause the safety problem of power battery or reduce the service life.And power battery mould
Block poor insulativity, accessory be not fire-retardant, anti-vibration performance is poor is likely to cause catastrophic effect.
Current battery module is integrated more using plastic frame and the cross layered arrangement of single power battery, then using metal
The mode that frame is fixed.Deficiency of the power battery module of this form there are several respects：1) module sealing deficiency, one
There is electrolyte leakage in denier power battery, is easily diffused into module-external, easily triggers firing accident；2) insulation performance is poor,
When aluminum plastic film is worn, generation short circuit is easily contacted with metal framework, triggers safety problem；3) anti-vibration performance is poor, because
Modular structure is integrally more open, and long-term vibration is easy to cause Joint failure in vehicle running environment, and causes vehicle to run
Failure；4) since the laxity of modular structure, single power battery cause whole with lacking effective transmission of heat by contact before structural member
A power battery module heat conductivility is poor, and temperature unevenness is high, so as to trigger safety and life problems.
Utility model content
In view of above-mentioned, the purpose of this utility model is to provide a kind of power battery module of integration, it can be effective
Overcome the deficiencies in the prior art.
To achieve the above object, the utility model takes following designing scheme：
A kind of integration power battery module, including power battery unit, electrical connector, pole, module housing, shell
Lid, the power battery unit being interconnected to constitute by multiple single power batteries are mounted in module housing, electrical connector and pole
It is connected with power battery unit, module housing is wrapped up in it by casing cover, it is characterised in that：
The single power battery is wrapped up by upper plastic grill, lower plastic grill, upper plastic grill, the side of lower plastic grill
Edge is connected with each other；
Polylith power battery unit stacked arrangement, the plastic grill therebetween cause polylith power battery unit mutually it
Between form gap；
Injection casting glue inside the module housing；
Gap inside casting glue filling power battery module, after curing by all parts of power battery module bonding into
For an entirety.
Further：
After the single power battery is wrapped up by upper and lower two pieces of plastic grills, connected by welding or binding agent.
The plastic grill surface is provided with gap, makes single power battery part exposed so that the casting glue of injection is filled out
It is charged to single power battery surface.
There is self-locking buckle on the plastic grill, each group plastic grill is interfixed by being buckled.
The single power battery is square cell, the Soft Roll of rectangular cell, cylindrical battery, laminated aluminum film electricity
Pond, one of the duricrust battery of metal shell.
The utility model power battery module has the following advantages：
1. casting glue can wrap up single power battery, certain sealing function is played, prevents electrolyte from leaking out power
Battery module.
2. casting glue is mutually isolated by the powered and conductive component inside power battery module, power battery is substantially increased
The insulation performance of module.
3. inside modules are filled with casting glue, effectively power battery module internals can be bonded into an entirety, improved
Power battery module anti-vibration performance, prevents single power battery rubs with other components from the danger of electrolyte leakage occurs.
4. casting glue is effectively filled with mould gap in the block, form single power battery, plastic grill and module housing
Effective transmission of heat by contact path, greatly improves the heat transfer property of module, is conducive to single power battery heat dissipation and soaking.
Power battery module involved by the utility model can be widely used in vehicle mounted dynamic battery system, reach good
Effect.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the power battery module involved by the utility model.
Fig. 2 is the power battery module outline drawing involved by the utility model.
Fig. 3 is power battery unit figure involved by the utility model.
Figure label：1. module housing, 2. power battery units, 3. electric connecting sheets, 4. module poles, 5. casing covers, 21.
Lower plastic grill, 22. single power batteries, plastic grill on 23..
Embodiment
The utility model is a kind of power battery module of integration, including power battery unit, electrical connector, pole,
Module housing, casing cover, the power battery unit being interconnected to constitute by multiple single power batteries are mounted in module housing, electricity
Connector and pole are connected with power battery unit, and module housing is wrapped up in it by casing cover, wherein：
The single power battery is wrapped up by upper plastic grill, lower plastic grill, upper plastic grill, the side of lower plastic grill
Edge is connected with each other；
Polylith power battery unit stacked arrangement, the plastic grill therebetween cause polylith power battery unit mutually it
Between form gap；
Injection casting glue inside the module housing；
Gap inside casting glue filling power battery module, after curing by all parts of power battery module bonding into
For an entirety.
Further：
After the single power battery is wrapped up by upper and lower two pieces of plastic grills, connected by welding or binding agent.
The plastic grill surface is provided with gap, makes single power battery part exposed so that the casting glue of injection is filled out
It is charged to single power battery surface.
There is self-locking buckle on the plastic grill, each group plastic grill is interfixed by being buckled.
The single power battery is square cell, the Soft Roll of rectangular cell, cylindrical battery, laminated aluminum film electricity
Pond, one of the duricrust battery of metal shell.
The utility model is described further by specific embodiment in conjunction with attached drawing below.
Embodiment 1
Power battery module as shown in Figure 1, mainly includes 1 electricity of power battery unit 2,11 of module housing 1,12
The casing cover 5 of module pole 4,1 of connector 3,2 is formed, and power battery unit is by 1 lower upper plastic grid of plastic grill 21,1
Grid 23 and 1 single power battery 22 are formed, as shown in Figure 3.Plastic grill 21 and plastic grill 22 are by single power battery bag
Wrap up in, the edge of two plastic grills is welded by ultrasonic bond.12 2 stacked arrangements of power battery unit together and pass through buckle
Interfix.Each single power battery is connected in series by 11 electrical connectors, the lug and electrical connector of single power battery
Connected by Laser Welding.The master of battery module just, main anode module-external is reached by link block pole 4.Power battery
After unit is encased in module housing 1, inside injection casting glue, casting glue can be flowed into module by the gap in grid
Portion.Module housing lid 5 is finally installed, due to that, along above there is gasket, when installing module housing lid 5, can make in module housing 1
Battery module keeps sealing, ensures that casting glue is not revealed.
Wherein, power battery 22 is rectangular lithium ion soft-package battery, and battery is energy-type cells, and battery length and width, thickness are divided
Wei not 190mm, 145mm and 8mm.Gap between power battery unit 2 is 2mm.The length of battery module is respectively
224mm、120mm、162mm.The casting glue of inside modules injection is epoxy resin embedding adhesive, which has hardness after curing
Height, surfacing, insulation, waterproof, drain the oil, be dust-proof, is ageing-resistant, the characteristic such as cold-resistant thermal shock.
Embodiment 2
A kind of power battery module, its structure is similar to 1 structure of embodiment, except that the length of single power battery 2,
Wide, thickness is 243mm, 121mm and 7mm respectively, and battery is power type battery.Due to job requirement, single power battery makes
Larger with middle electric current, the heat of generation is also bigger.In order to strengthen heat dissipation effect, prevent single power battery from overheating, power electric
The casting glue injected in the module of pond is heat conduction casting glue.The casting glue of the type adds high heat conductive insulating for organic silicon potting adhesive and answers
Powder manufacture is closed, the composite powder of addition includes silicon nitride magnesium, carborundum, boron nitride, aluminium nitride, silicon nitride etc..The casting glue
Than the thermal conductivity that common casting glue has higher, make power battery module heat transfer property more preferable, faster, temperature uniformity is more for cooling
It is good.
To sum up, the utility model power battery module mainly by power battery unit, electrical connector, pole, module housing,
Casing cover is formed, and power battery unit is wrapped up single power battery by upper and lower plastic grill and is interconnected to constitute, polylith power
Battery unit stacked arrangement and gap is formed between each other, after power battery unit is encased in module housing, inside injection
Casting glue, casting glue can be filled into the gap of inside modules.Single power battery is carried out connection in series-parallel connection by electrical connector,
And the positive and negative anodes of module are drawn out to outside module housing by pole.Module housing lid and shell carry out encapsulation process, installation
Ensure that casting glue is not revealed afterwards.
When power battery module assembles, upper and lower plastic grill is wrapped up into one piece of single power battery first, and by super
Sonic soldering or binding agent connect plastic grill, form a power battery unit.Polylith power battery unit stacked arrangement is simultaneously led to
Buckle is crossed to be fixed together.The lug of single power battery by connection sheet connection in series-parallel to together, and by pole by module
Positive and negative anodes are drawn out to module-external.The power battery unit that polylith fixes is encased in module housing, and is filled inside the shell
Casting glue is noted, finally installs casing cover.
Casting glue can glue single power battery, plastic grill and module housing after power battery module inside solidification
Be connected into an entirety, by single power battery parcel and it is mutually isolated, greatly improve power battery module anti-vibration performance, absolutely
Edge performance, sealing performance, and since casting glue is effectively filled with mould gap in the block, make single power battery, plastic grill
And module housing forms effective transmission of heat by contact path, the heat transfer property of module is greatly improved, is conducive to single power battery and dissipates
Heat and soaking.
Above-mentioned power battery is square or rectangular cell, can be soft-package battery, the metal shell of laminated aluminum film
Duricrust battery or cylindrical battery.
Above-mentioned embodiment can be subject to some changes in the case where not departing from the scope of the utility model technology, therefore the explanation of the above
Comprising and attached drawing shown in structure should be regarded as it is illustrative, and be not used to limitation the utility model claim.
Claims (5)
1. a kind of integration power battery module, including power battery unit, electrical connector, pole, module housing, casing cover,
The power battery unit being interconnected to constitute by multiple single power batteries is mounted in module housing, and electrical connector and pole are with moving
Power battery unit connects, and module housing is wrapped up in it by casing cover, it is characterised in that：
The single power battery is wrapped up by upper plastic grill, lower plastic grill, upper plastic grill, the edge phase of lower plastic grill
Connect；
Polylith power battery unit stacked arrangement, the plastic grill therebetween cause the mutual structure of polylith power battery unit
Into gap；
Injection casting glue inside the module housing；
Gap inside casting glue filling power battery module, becomes one after curing by all parts bonding of power battery module
A entirety.
2. integration power battery module according to claim 1, it is characterised in that：
After the single power battery is wrapped up by upper and lower two pieces of plastic grills, connected by welding or binding agent.
3. integration power battery module according to claim 1, it is characterised in that：
The plastic grill surface is provided with gap, makes single power battery part exposed so that the casting glue of injection is filled into
Single power battery surface.
4. integration power battery module according to claim 1, it is characterised in that：
There is self-locking buckle on the plastic grill, each group plastic grill is interfixed by being buckled.
5. integration power battery module according to claim 1, it is characterised in that：
The single power battery for square cell, rectangular cell, cylindrical battery, laminated aluminum film soft-package battery,
One of duricrust battery of metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721038399.8U CN207282547U (en) | 2017-08-18 | 2017-08-18 | Integration power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721038399.8U CN207282547U (en) | 2017-08-18 | 2017-08-18 | Integration power battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282547U true CN207282547U (en) | 2018-04-27 |
Family
ID=61984283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721038399.8U Active CN207282547U (en) | 2017-08-18 | 2017-08-18 | Integration power battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282547U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109161206A (en) * | 2018-06-28 | 2019-01-08 | 清远市敬威能源开发有限公司 | A kind of high security new energy car battery |
| CN109649180A (en) * | 2019-02-11 | 2019-04-19 | 崔跃 | A kind of new-energy automobile of series-parallel hybrid power |
| CN109921151A (en) * | 2019-03-08 | 2019-06-21 | 重庆工业职业技术学院 | Power battery isolating device and cooling system |
| CN113381103A (en) * | 2021-06-02 | 2021-09-10 | 贵州梅岭电源有限公司 | Soft packet of battery pack module |
-
2017
- 2017-08-18 CN CN201721038399.8U patent/CN207282547U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109161206A (en) * | 2018-06-28 | 2019-01-08 | 清远市敬威能源开发有限公司 | A kind of high security new energy car battery |
| CN109649180A (en) * | 2019-02-11 | 2019-04-19 | 崔跃 | A kind of new-energy automobile of series-parallel hybrid power |
| CN109921151A (en) * | 2019-03-08 | 2019-06-21 | 重庆工业职业技术学院 | Power battery isolating device and cooling system |
| CN113381103A (en) * | 2021-06-02 | 2021-09-10 | 贵州梅岭电源有限公司 | Soft packet of battery pack module |
| CN113381103B (en) * | 2021-06-02 | 2022-07-22 | 贵州梅岭电源有限公司 | Soft packet of battery pack module |
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