CN209912924U - Plastic integrated battery module - Google Patents
Plastic integrated battery module Download PDFInfo
- Publication number
- CN209912924U CN209912924U CN201920820318.2U CN201920820318U CN209912924U CN 209912924 U CN209912924 U CN 209912924U CN 201920820318 U CN201920820318 U CN 201920820318U CN 209912924 U CN209912924 U CN 209912924U
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- Prior art keywords
- battery module
- end plate
- plate
- cooperation
- integrated battery
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- 229920003023 plastic Polymers 0.000 title claims abstract description 24
- 239000004033 plastic Substances 0.000 title claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 238000002955 isolation Methods 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a plastics integrated battery module, its technical scheme main points are including the casing with set up a plurality of electric cores in the casing side by side, the casing sets up the end plate at electric core tip including the cooperation at the curb plate in the electric core outside and cooperation, arbitrary the both sides of end plate are passed through assembly portion and curb plate cooperation setting, the inboard of curb plate is through the side cooperation setting of spacing portion and a plurality of electric cores. An object of the utility model is to provide a plastics integrated battery module that the steadiness is strong, the assembly is simple, high security.
Description
Technical Field
The utility model relates to a battery module processing technology field, more specifically the saying so, it relates to a plastics integrated battery module.
Background
New energy automobile generally adopts the battery package as energy part, and the battery module is the core component part of battery package. The battery module is a plurality of modules formed by connecting several to hundreds of battery cores in parallel and in series, and a relatively complete battery pack system can be formed by the battery management system and the thermal management system except for the mechanism design part. In order to fix the battery module, a frame is generally self-fixed at the outer society thereof, and the fixed frame mainly includes a pair of side plates and a pair of end plates, which are sequentially connected to form a space for accommodating the battery cell.
The current battery module design has the following problems: (1) the existing module generally adopts laser welding of a metal end plate and a metal side plate, so that the requirement on the matching precision of the end plate and the side plate is high; (2) one side of the existing battery module is welded by a metal end plate and a metal side plate in a laser mode, so that the requirement on the matching precision of the end plate and the side plate is high; (3) the side plates and the end plates of the existing battery module can conduct electricity, and the positions of a battery core and a battery core pole in the module adopt an insulation isolation mode, so that the structure is complex and the safety is low; (4) the metal side plate of the existing battery module has no limit design, the position of a battery cell in the module is not controllable, the risk of battery cell fixation failure exists, and the overall size of the module has certain deviation; (5) the stability that the end plate of current battery module and curb plate are fixed is not high.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a plastics integrated battery module that the steadiness is strong, the assembly is simple, high security.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a plastics integrated battery module, includes the casing and sets up a plurality of electric cores in the casing side by side, the casing sets up the end plate at electric core tip including the cooperation curb plate that the cooperation set up in the electric core outside with the cooperation, arbitrary the both sides of end plate are passed through assembly portion and are set up with the curb plate cooperation, the inboard of curb plate is through the side cooperation setting of spacing portion and a plurality of electric cores.
Preferably, the fitting portion includes wrap angles provided at both sides of the side plate.
Preferably, the wrap angle comprises a plurality of reinforcing pieces which are arranged on two sides of the end plate in a matching mode, any reinforcing piece is arranged in parallel with the end plate, an arc wrap angle is formed between any reinforcing piece and the side plate, and the matching angle between the end plate and the arc wrap angle is an arc angle.
Preferably, the connection part of the arc wrap angle and the side plate is provided with an isolation part.
Preferably, glue layers are arranged among the isolation part, the arc wrap angle, the reinforcing sheet and the end plate.
Preferably, the end plate is provided with wide grooves corresponding to the reinforcing plates one to one.
Preferably, the middle part of the wide groove is provided with a slot, and the reinforcing sheet is provided with a convex block which is matched with the slot towards the end plate side.
Preferably, the limiting part comprises a plurality of limiting bosses arranged on the inner side of the side plate, and the limiting bosses are arranged among any 2 electric cores.
Preferably, a plurality of electric core tops cooperate and are equipped with the busbar, the cooperation is equipped with flexible electronic circuit board on the busbar.
Preferably, an insulating isolation plate is arranged between the end plate and the battery core.
The utility model has the advantages of that:
1. the end plate and the side plate are matched and matched with the reinforcing plate through the wide groove, positioning in the vertical direction is carried out, and glue bonding is guaranteed to be more effective.
2. The partition part, the arc wrap angle and the reinforcing sheet of the side plate are bonded with the end plate through glue, the matching relation of the two parts can be flexibly adjusted, and compared with the fine welding of the metal end plate and the metal side plate, due to the performance advantage of the glue, the tolerance of the bonding part of the side plate and the end plate is not too high, the arc wrap angle is adopted by the matching part, the bonding area of the glue is effectively increased, and the reliability of the bonding part is improved.
3. The position of each battery cell is limited by the limiting boss, the size of the whole module can be easily ensured within a control range, and the support of an assembly tool is not needed.
4. The junction of arc cornerite and curb plate is equipped with the isolated part, and the isolated part is the inboard that can not overflow into the shell when pouring into the glue film, has played the effect of keeping apart.
5. Because the conductive part in the module only has the conductive aluminum bar and other parts are made of insulating materials, the module has very excellent insulating property and improves the overall safety performance of the module.
Drawings
FIG. 1: is the structure schematic diagram of the utility model.
FIG. 2: to the structure decomposition diagram of the utility model.
FIG. 3: do the utility model discloses a schematic diagram of whole end plate face.
FIG. 4: is the top view of the utility model.
FIG. 5: do the utility model discloses a curb plate top view.
In the figure: 1. an electric core; 2. a side plate; 3. end plates and 4 insulating isolation plates; 5. a conductive strip; 6. a flexible electronic circuit board; 7. arc wrap angles; 8. a reinforcing sheet; 9. an isolation section; 10 wide grooves; 11. a slot; 12. and a limiting boss.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the present invention are simplified and use non-precise ratios, and are only used for the purpose of facilitating and clearly assisting the description of the embodiments of the present invention.
Referring to fig. 1 to 4, the plastic integrated battery module of this embodiment includes a housing and a plurality of electric cores 1 arranged in the housing side by side, the housing includes a side plate 2 arranged outside the electric core 1 and an end plate 3 arranged at the end of the electric core 1 in a matching manner, and the side plate 2 is arranged on both sides of the end plate 3 in a matching manner, and the side surface of the side plate 2 is arranged in a matching manner through a limiting portion and the electric cores 1.
The fitting portion includes wrap angles provided on both sides of the side plate 2.
The cornerite including the cooperation locate a plurality of reinforcement pieces 8 of end plate 3 both sides, arbitrary reinforcement piece 8 and end plate 3 parallel arrangement, arbitrary be arc cornerite 7 between reinforcement piece 8 and curb plate 2, the cooperation angle department of end plate 3 and arc cornerite 7 is the arc angle.
And a separation part 9 is arranged at the joint of the arc wrap angle 7 and the side plate 2.
And glue layers are arranged among the isolation part 9, the arc wrap angle 7, the reinforcing sheet 8 and the end plate 3.
The end plate 3 is provided with wide grooves 10 in one-to-one correspondence with the reinforcing plates 8.
The middle part of the wide groove 10 is provided with a slot 11, and the reinforcing sheet 8 is provided with a convex block facing the side of the end plate 3 and matched with the slot 11.
The limiting part comprises a plurality of limiting bosses 12 arranged on the inner side of the side plate 2, and the limiting bosses 12 are arranged between any 2 electric cores 1.
A plurality of the top cooperation of electricity core 1 is equipped with the busbar 5, the cooperation is equipped with flexible electronic circuit board 6 on the busbar 5.
And an insulating isolation plate 4 is arranged between the end plate 3 and the battery cell 1.
Through adopting above-mentioned technical scheme, set up insulating division board 4 with the both ends of the electric core 1 that sets up side by side in the integrated battery module of plastics earlier, improve the security. And then the end plates 3 are fixedly matched on two sides of the end part of the battery cell 1, and the side plates 2 are respectively buckled on two outer sides of the battery cell 1 provided with the end plates 3. An arc wrap angle 7 is formed between the reinforcing sheet 8 on the side plate 2 and the side plate 2, an arc angle is formed at the matching angle of the corresponding end plate 3 and the arc wrap angle 7, and the arc wrap angle 7 of the side plate 2 is matched with the arc angle of the corresponding end plate 3. The reinforcing plate 8 on the side plate 2 is matched and installed corresponding to the wide groove 10 on the end plate 3, and the projections on the reinforcing plate 8 are buckled into the slots 11 on the corresponding wide groove 10, so that the positioning in the vertical direction is carried out.
The clearance between two parts of the side plate 2 and the end plate 3 is 0.3 ~ 0.5.5 mm, the gap is for giving the isolation part 9, set up the glue film between the arc cornerite 7 and the reinforcement sheet 8 and the end plate 3, all bond together two parts through the glue film, the junction of the arc cornerite 7 and the side plate 2 is equipped with the isolation part 9, the isolation part 9 is for can not overflow the inboard of shell when pouring into the glue film, the effect of keeping apart has been played, can adjust the cooperation relation between the side plate 2 and the end plate 3 in a flexible way through the glue film bonding, because the performance advantage of glue film itself, the position cooperation tolerance that the end plate 3 of plastics integrated battery module bonds with the plastics curb plate 2 is not too high, compare in metal end plate and metal side plate carry out laser welding.
The spacing relation of curb plate 2 and electric core 1 of the integrated battery module of plastics: a battery module has a plurality of electric cores 1, four angles of every electric core 1 can be provided with the fillet, fillet between per two electric cores 1 has the clearance, curb plate 2 is detained and is established in 1 unit both sides of electric core, correspond each clearance respectively with spacing boss 12 on the curb plate 2, distance between the spacing boss 12 is set for according to electric core 1, limit boss 12 through the plastics curb plate 2 on limits the position of every electric core 1, can guarantee easily that the size of whole module is within control range, and do not need the support of assembly fixture.
The top cooperation of a plurality of electric cores 1 is equipped with the conducting strip 5, the cooperation is equipped with flexible electronic circuit board 6 on the conducting strip 5, can set conducting strip 5 into about two rows, and every conducting strip 5 corresponds at 1 top of every electric core, is equipped with a space between two rows of conducting strips 5, but the flexible electronic circuit board 6 of cooperation packing into in the space.
Because the conducting part in the module only has the conducting bar 5, the conducting bar can be a conducting aluminum bar, and other parts are made of insulating materials, the insulating property of the module is very excellent, and the overall safety performance of the module is improved.
Inside if adopting the pencil, just can not avoid needing to reserve pencil space and fixing device in the electric core module, then use PCB sampling board to replace several lines, will improve space utilization greatly to electric core module assembly process has been simplified, electric core module reliability is improved. In the design process of the PCB, nickel sheets are arranged on the positions, corresponding to the battery cell 1 in series-parallel connection, of the PCB sampling plate and used for laser welding of the battery cell 1 lug.
The output positions of the positive electrode and the negative electrode of the battery cell 1 module adopt lead output, the lead is welded on a nickel sheet through compression joint or ultrasonic welding, and the nickel sheet and the battery cell 1 electrode lug are welded through laser.
Be provided with the plastic uptake safety cover around the module electricity core for protection electricity core 1 improves the rate of utilization.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an integrated battery module of plastics, includes the casing and sets up a plurality of electric cores in the casing side by side, its characterized in that: the casing sets up the end plate at electric core tip including the cooperation curb plate that the cooperation set up in the electric core outside with the cooperation, arbitrary the both sides of end plate are passed through assembly portion and are set up with the curb plate cooperation, the inboard of curb plate is through the side cooperation setting of spacing portion and a plurality of electric cores.
2. The plastic integrated battery module as claimed in claim 1, wherein: the fitting portion includes wrap angles provided at both sides of the side plate.
3. The plastic integrated battery module as claimed in claim 2, wherein: the wrap angle comprises a plurality of reinforcing pieces which are arranged on two sides of the end plate in a matching mode, any reinforcing piece is arranged in parallel with the end plate, an arc wrap angle is formed between any reinforcing piece and the side plate, and the matching angle between the end plate and the arc wrap angle is an arc angle.
4. The plastic integrated battery module as claimed in claim 3, wherein: and an isolation part is arranged at the joint of the arc wrap angle and the side plate.
5. The plastic integrated battery module as claimed in claim 4, wherein: and glue layers are arranged among the isolation part, the arc wrap angle, the reinforcing sheet and the end plate.
6. The plastic integrated battery module as claimed in claim 3, wherein: the end plate is provided with wide grooves in a one-to-one correspondence manner in cooperation with the reinforcing sheets.
7. The plastic integrated battery module as claimed in claim 6, wherein: the middle part of the wide groove is provided with a slot, and the side, facing the end plate, of the reinforcing sheet is provided with a convex block in a matched mode with the slot.
8. The plastic integrated battery module as claimed in claim 1, wherein: the limiting part comprises a plurality of limiting bosses arranged on the inner side of the side plate, and the limiting bosses are arranged between any 2 electric cores.
9. The plastic integrated battery module as claimed in claim 1, wherein: a plurality of the cooperation of electricity core top is equipped with the busbar, the cooperation is equipped with flexible electronic circuit board on the busbar.
10. The plastic integrated battery module as claimed in claim 1, wherein: and an insulating isolation plate is arranged between the end plate and the battery cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920820318.2U CN209912924U (en) | 2019-05-31 | 2019-05-31 | Plastic integrated battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920820318.2U CN209912924U (en) | 2019-05-31 | 2019-05-31 | Plastic integrated battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209912924U true CN209912924U (en) | 2020-01-07 |
Family
ID=69049534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920820318.2U Active CN209912924U (en) | 2019-05-31 | 2019-05-31 | Plastic integrated battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209912924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259850A (en) * | 2020-09-09 | 2021-01-22 | 安徽江淮汽车集团股份有限公司 | Standardized heating function integrated battery module |
-
2019
- 2019-05-31 CN CN201920820318.2U patent/CN209912924U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259850A (en) * | 2020-09-09 | 2021-01-22 | 安徽江淮汽车集团股份有限公司 | Standardized heating function integrated battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A plastic integrated battery module Effective date of registration: 20210120 Granted publication date: 20200107 Pledgee: The Bank of Nanjing Limited by Share Ltd. of Hangzhou city Small and micro businesses franchise branch Pledgor: HANGZHOU GENERALPOWER TECHNOLOGY Co.,Ltd. Registration number: Y2021330000069 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200107 Pledgee: The Bank of Nanjing Limited by Share Ltd. of Hangzhou city Small and micro businesses franchise branch Pledgor: HANGZHOU GENERALPOWER TECHNOLOGY CO.,LTD. Registration number: Y2021330000069 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |