CN213936376U - Laminate polymer battery module - Google Patents
Laminate polymer battery module Download PDFInfo
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- CN213936376U CN213936376U CN202023274325.9U CN202023274325U CN213936376U CN 213936376 U CN213936376 U CN 213936376U CN 202023274325 U CN202023274325 U CN 202023274325U CN 213936376 U CN213936376 U CN 213936376U
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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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Abstract
The utility model discloses a soft-packaged battery module, it includes soft-packaged module main part, soft-packaged module main part includes a plurality of electric core units that transversely pile up side by side in proper order and be perpendicular setting and a plurality of busbar pieces that set up in electric core unit top, each electric core unit is provided with the electric core support and two at least soft-packaged electric core of perpendicular setting, two soft-packaged electric core inlay the left and right sides at electric core support respectively, the middle part shaping of busbar piece has a plurality of linking arms that converge, the threaded mounting hole has been seted up on the upper portion of each electric core support, the support locating hole that a plurality of and each threaded mounting hole closed setting respectively is seted up to the left and right sides of each busbar piece, lock a plurality of electric core supports simultaneously through the screw at the busbar piece at least, each soft-packaged electric core stretches out electric core support and the linking arm conductive contact that converges that corresponds suddenly respectively.
Description
Technical Field
The utility model belongs to the technical field of the battery module technique and specifically relates to a laminate polymer battery module is related to.
Background
After traditional laminate polymer battery module all is in the same place a plurality of electric core unit fixed equipment, walk the electric connection relation between the line mode realization a plurality of electric core units through the welding, such structure can't accomplish nimble application to the grouping mode of difference, secondly, such mode packaging efficiency is slow, production cycle is long, also need additionally fix a plurality of electric core units with the help of specific tool simultaneously, and the process steps is complicated, therefore needs to improve.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art existence, the utility model aims at providing a laminate polymer battery module has simplified a plurality of electric core units greatly and has piled up the assembly degree of difficulty, shortens battery module production cycle, reduces process steps.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a soft-packaged battery module, it includes soft-packaged module main part, soft-packaged module main part includes a plurality of electric core units that transversely pile up side by side in proper order and be perpendicular setting and a plurality of busbar pieces that set up in electric core unit top, each electric core unit is provided with the electric core support and two at least soft-packaged electric core of perpendicular setting, two soft-packaged electric core inlay respectively and inlay the left and right sides at electric core support, the middle part shaping of busbar piece has a plurality of linking arms that converge, the screw thread mounting hole has been seted up on the upper portion of each electric core support, the support locating hole that a plurality of and each screw thread mounting hole involutes the setting respectively is seted up to both sides about each busbar piece, pass through a plurality of electric core supports of screw locking simultaneously at least at the busbar piece, the electrically conductive contact of linking arm that converges that.
In a further technical scheme, the upper portion of each soft-packaged battery cell is provided with a positive electrode tab and a negative electrode tab which are distributed left and right, and the positive electrode tab and the negative electrode tab are respectively bent and compressed on corresponding bus-bar connecting arms of corresponding bus-bar pieces.
In a further technical scheme, each the left side of electricity core support is provided with the heat dissipation thin slice, the both sides and the mutual lock of electricity core support of heat dissipation thin slice to make and be located the cladding of left soft-packaged electrical core between this electricity core support and the heat dissipation thin slice rather than corresponding, the soft-packaged electrical core cladding that is located the right when two electricity core units pile up about between this electricity core support and adjacent heat dissipation thin slice.
In a further technical scheme, the heat dissipation sheet is an aluminum sheet or a copper sheet, and the thickness of the heat dissipation sheet is 0.2-0.5 mm.
In a further technical scheme, in every electric core unit, two soft-packaged electric cores are parallelly connected each other, form a soft-packaged electric core group, and in two adjacent electric core units, the soft-packaged electric core group that two electric core units correspond is established ties each other or is parallelly connected.
In a further technical scheme, two lug partitions arranged on the left and right sides are formed on the upper portion of the battery cell support, and when two adjacent battery cell units are connected in series, at least one lug partition of the battery cell support is inserted with an insulating sheet.
In a further technical scheme, the battery cell support is a square frame body, fixed connecting parts are formed at four corners of the frame body, fixing holes corresponding to each other are formed in the middle of each fixed connecting part, and a plurality of battery cell units sequentially penetrate through the fixing holes through fasteners to be stacked to form the soft package module main body;
notches are respectively arranged at the left side and the right side of the two fixed connecting parts positioned at the upper part, a threading part is formed in the middle of the battery cell support, and when the left battery cell unit and the right battery cell unit are stacked, the notches of the two fixed connecting parts corresponding to each other are mutually involuted to form a first slot; the two corresponding threading parts are mutually involutory to form a second slot, one end of the insulating sheet is inserted into the first slot, and the other end is inserted into the second slot.
In a further technical scheme, the left and right sides of soft-packaged module main part is provided with the fixed panel beating of a module respectively, is provided with insulating side end plate between the fixed panel beating of each module and the soft-packaged module main part, and the location lockhole has been seted up respectively to four edges of the fixed panel beating of module, and the fastener is fastening screw, and each location lockhole is provided with lock nut, and when fastening screw worn a plurality of electric core units, the left and right sides in soft-packaged module main part was locked through lock nut to the fixed panel beating of two modules.
In a further technical scheme, the left side and the right side of the soft package module main body are respectively provided with a positive guide plate and a negative guide plate, the positive guide plate and the negative guide plate both protrude out of the outer side of the module fixing metal plate, and an insulating column die is connected between the positive guide plate and the corresponding module fixing metal plate and between the negative guide plate and the corresponding module fixing metal plate.
In a further technical scheme, the top of soft packet of module main part is installed the insulating upper end plate of an epoxy of a horizontal extension.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is:
1. the utility model discloses a plurality of electric core supports are locked simultaneously with the busbar piece to the screw for each soft-packaged electrical core is established ties each other or parallelly connected electrically conductive contact, and it adopts the welding to walk the line mode reality electricity core unit and establishes ties or parallelly connected for prior art, has simplified a plurality of electric core units greatly and has piled up the assembly degree of difficulty, shortens battery module production cycle, and secondly, such assembly structure location is accurate, need not converge with the help of other tool welding in the actual production, reduces process steps. In practical application, the battery cell units can be freely connected in series or in parallel through the bus bar pieces so as to meet different power production standards.
2. The positive pole utmost point ear and the negative pole utmost point ear of each electric core unit all adopt to buckle and compress tightly the assembly mode, and it is for directly inserting utmost point ear, avoids improving the security and the life of battery module because of the condition that the short circuit takes place for misoperation in the assembling process.
3. After each busbar piece locks in multiunit electric core unit, insert electric core support with the insulating piece again to reach the purpose of safe operation, for the welding line mode of walking, such structure is compacter, and space utilization is high, and it is more convenient to assemble.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of a soft packing module main body;
fig. 3 is a schematic structural diagram of a cell unit;
fig. 4 is a schematic structural diagram of a cell support;
fig. 5 is a schematic structural diagram of a cell holder and a bus bar sheet;
FIG. 6 is a schematic view of a partial structure of a soft package module main body;
fig. 7 is an enlarged schematic view of the structure at a in fig. 1.
Detailed Description
The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 7, the utility model provides a soft-package battery module, which comprises a soft-package module main body 1, the soft-package module main body 1 comprises a plurality of vertically arranged cell units 10 stacked side by side in sequence, and a plurality of bus bars 11 disposed above the cell units 10, each cell unit 10 is provided with a vertically arranged cell support 100 and at least two soft-package cells 101, two soft-package cells 101 are respectively embedded at the left and right sides of the cell support 100, a plurality of bus bars 110 are formed at the middle part of the bus bars 11, a threaded mounting hole 1000 is formed at the upper part of each cell support 100, a plurality of support positioning holes 111 respectively aligned with the threaded mounting holes 1000 are formed at the left and right sides of each bus bar 11, at least, the plurality of cell supports 100 are simultaneously locked at the bus bars 11 by screws, each soft-package cell 101 respectively protrudes out of the cell support 100 to be in conductive contact with the corresponding bus bar 110, it adopts welding to walk the line mode reality electricity core unit 10 and establishes ties or parallelly connected for prior art, has simplified a plurality of electricity core units 10 greatly and has piled up the assembly degree of difficulty, shortens battery module production cycle, and secondly, such assembly structure location is accurate, need not converge with the help of other tool welding in the actual production, reduces process steps. In practical application, the connection between the battery cell units 10 in series or in parallel can be freely realized through the bus bars, so as to meet different power production standards.
In further technical scheme, each the upper portion of laminate polymer core 101 is provided with positive pole utmost point ear 1010 and the negative pole utmost point ear 1011 that control the distribution, and positive pole utmost point ear 1010 and negative pole utmost point ear 1011 buckle respectively and compress tightly in the linking arm 110 that converges that corresponds of the corresponding busbar piece 11, and it is for directly inserting utmost point ear, avoids the condition of taking place the short circuit because of misoperation in the assembling process, improves the security and the life of battery module.
In a further technical scheme, each the left side of electricity core support 100 is provided with heat dissipation thin slice 102, the both sides and the mutual lock of electricity core support 100 of heat dissipation thin slice 102, so that be located left soft-packaged electrical core 101 cladding between this electricity core support 100 and the heat dissipation thin slice 102 rather than corresponding, the soft-packaged electrical core 101 cladding that is located the right when two electricity core units 10 pile up about between this electricity core support 100 and adjacent heat dissipation thin slice 102, thereby realize that a plurality of electricity core units 10 pile up in proper order, it is convenient to assemble, and production efficiency is high. The heat dissipation sheet 102 is an aluminum sheet or a copper sheet, and the thickness of the heat dissipation sheet 102 is 0.2-0.5 mm.
As shown in fig. 5, in each cell unit 10, two soft-package cells 101 are connected in parallel to form a soft-package cell group, and in two adjacent cell units 10, the soft-package cell groups corresponding to two cell units 10 are connected in series or in parallel.
As shown in fig. 4 to 7, two tab partitions are formed on the upper portion of the battery cell support 100, and the two adjacent battery cell units 10 are connected in series, at least one tab partition of the battery cell support 100 is inserted with an insulating sheet 103, in practical application, after each bus bar sheet 11 is locked to a plurality of sets of battery cell units 10, the insulating sheet 103 is inserted into the battery cell support 100, so as to achieve the purpose of safe operation.
In an optimized technical scheme, the battery cell support 100 is a square frame body, the four corners of the frame body are formed to have fixing connection portions 1001, the middle portions of the fixing connection portions 1001 are provided with fixing holes 1002 corresponding to each other, the battery cell units 10 sequentially penetrate through the fixing holes 1002 through the fasteners 106 to be stacked, the soft package module main body 1 is assembled, and the stability is high. Notches are respectively formed in the left side and the right side of the two fixing connection parts 1001 positioned on the upper portion, a threading part 1003 is formed in the middle of the battery cell support 100, and when the left battery cell unit 10 and the right battery cell unit 10 are stacked, the notches of the two fixing connection parts 1001 corresponding to each other are mutually involuted to form a first slot 104; the two corresponding threading portions 1003 are mutually aligned to form a second slot 105, and one end of the insulating sheet 103 is inserted into the first slot 104, and the other end is inserted into the second slot 105.
Wherein, the insulating upper end plate 3 of an epoxy of horizontal extension is installed at the top of soft package module main part 1, and through at first slot 104 rubber coating among the practical application to the insulating upper end plate 3 of fixed epoxy of equipment, its compact structure, design benefit has practiced thrift installation space greatly.
In more concrete technical scheme, the left and right sides of soft-packaged module main part 1 is provided with the fixed panel beating 2 of a module respectively, is provided with insulating side end plate 4 between the fixed panel beating 2 of each module and soft-packaged module main part 1, plays insulating effect to the fixed panel beating 2 of module, accords with safety standard. In addition, the four corners of the fixed panel beating 2 of module have seted up location lockhole 20 respectively, and fastener 106 is fastening screw, and each location lockhole 20 is provided with lock nut 21, and when fastening screw worn a plurality of electric core units 10, the fixed panel beating 2 of two modules was locked in the left and right sides of soft package module main part 1 through lock nut 21, improved the holistic assembly efficiency of battery module.
In a further technical scheme, the left and right sides of soft package module main part 1 is provided with anodal guide plate 12 and negative pole guide plate 13 respectively, anodal guide plate 12 and negative pole guide plate 13 all stretch out the outside of the fixed panel beating 2 of module suddenly, be connected with insulating column mould 14 between anodal guide plate 12 and negative pole guide plate 13 and the fixed panel beating 2 of module that corresponds, prevent that the fixed panel beating 2 of improper operation anodal guide plate 12 and/or negative pole guide plate 13 from switching on the module, improve battery module security performance, insulating column mould 14 can strengthen the steadiness between the fixed panel beating 2 of module and soft package module main part 1 simultaneously.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a laminate polymer battery module which characterized in that: comprises a soft-package module main body (1), the soft-package module main body (1) comprises a plurality of vertically arranged cell units (10) which are sequentially and horizontally stacked side by side, and a plurality of bus-bar sheets (11) which are arranged above the cell units (10), each cell unit (10) is provided with a vertically arranged cell support (100) and at least two soft-package cells (101), the two soft-package cells (101) are respectively embedded at the left side and the right side of the cell support (100), a plurality of bus-bar connecting arms (110) are formed at the middle part of each bus-bar sheet (11), a threaded mounting hole (1000) is arranged at the upper part of each cell support (100), a plurality of support positioning holes (111) which are respectively arranged in an involutory way with each threaded mounting hole (1000) are arranged at the left side and the right side of each bus-bar sheet (11), and a plurality of cell supports (100) are simultaneously locked by screws at least at the bus-bar sheets (11), the soft-packaged battery cells (101) respectively protrude out of the battery cell support (100) and are in conductive contact with the corresponding confluence connecting arms (110).
2. The laminate polymer battery module of claim 1, wherein: each the upper portion of soft-packaged electrical core (101) is provided with positive pole utmost point ear (1010) and negative pole utmost point ear (1011) that control the distribution, and positive pole utmost point ear (1010) and negative pole utmost point ear (1011) are buckled respectively and are compressed tightly in the linking arm (110) that converges that corresponds of corresponding busbar piece (11).
3. The laminate polymer battery module of claim 1, wherein: each the left side of electric core support (100) is provided with heat dissipation thin slice (102), and the both sides and the mutual lock of electric core support (100) of heat dissipation thin slice (102) to make be located left soft-packaged electric core (101) cladding between this electric core support (100) and heat dissipation thin slice (102) rather than corresponding, two electric core units (10) about be located the soft-packaged electric core (101) cladding on the right between this electric core support (100) and adjacent heat dissipation thin slice (102) when piling up.
4. The laminate polymer battery module of claim 3, wherein: the heat dissipation sheet (102) is an aluminum sheet or a copper sheet, and the thickness of the heat dissipation sheet (102) is 0.2-0.5 mm.
5. The laminate polymer battery module of claim 1, wherein: in every electric core unit (10), two soft-packaged electric core (101) are parallelly connected each other, form a soft-packaged electric core group, and in two adjacent electric core units (10), the soft-packaged electric core group that two electric core units (10) correspond is established ties each other or is parallelly connected.
6. The laminate polymer battery module of claim 5, wherein: two utmost point ear subregion that set up about the upper portion shaping of electric core support (100), when two adjacent electric core units (10) are established ties, at least one utmost point ear subregion of electric core support (100) is pegged graft and is had insulating piece (103).
7. The laminate polymer battery module of claim 6, wherein: the battery cell support (100) is a square frame body, fixing connecting parts (1001) are formed at four corners of the frame body, fixing holes (1002) corresponding to each other are formed in the middle of each fixing connecting part (1001), and a plurality of battery cell units (10) sequentially penetrate through the fixing holes (1002) through fasteners (106) to be stacked to form the soft package module main body (1);
notches are respectively arranged at the left side and the right side of the two fixing connecting parts (1001) positioned at the upper part, a threading part (1003) is formed in the middle of the battery cell support (100), and when the left battery cell unit and the right battery cell unit (10) are stacked, the notches of the two fixing connecting parts (1001) corresponding to each other are mutually closed to form a first slot (104); the two corresponding threading parts (1003) are mutually combined to form a second slot (105), one end of the insulation sheet (103) is inserted into the first slot (104), and the other end of the insulation sheet is inserted into the second slot (105).
8. The laminate polymer battery module of claim 7, wherein: the left and right sides of soft-packaged module main part (1) is provided with the fixed panel beating of a module (2) respectively, be provided with insulating side end board (4) between the fixed panel beating of each module (2) and soft-packaged module main part (1), location lockhole (20) have been seted up respectively to four edges of the fixed panel beating of module (2), fastener (106) are fastening screw, each location lockhole (20) are provided with lock nut (21), when fastening screw wears a plurality of electric core units (10), the left and right sides in soft-packaged module main part (1) is locked through lock nut (21) in two fixed panel beating of module (2).
9. The laminate polymer battery module of claim 8, wherein: the soft package module is characterized in that a positive guide plate (12) and a negative guide plate (13) are respectively arranged on the left side and the right side of the soft package module main body (1), the positive guide plate (12) and the negative guide plate (13) extend out of the outer side of the module fixing metal plate (2) in a protruding mode, and an insulating column die (14) is connected between the positive guide plate (12) and the negative guide plate (13) and the corresponding module fixing metal plate (2).
10. The laminate polymer battery module of claim 1, wherein: the top of soft package module main part (1) is installed the insulating upper end plate of epoxy (3) of a horizontal extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023274325.9U CN213936376U (en) | 2020-12-30 | 2020-12-30 | Laminate polymer battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023274325.9U CN213936376U (en) | 2020-12-30 | 2020-12-30 | Laminate polymer battery module |
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| CN213936376U true CN213936376U (en) | 2021-08-10 |
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| CN202023274325.9U Active CN213936376U (en) | 2020-12-30 | 2020-12-30 | Laminate polymer battery module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300811A (en) * | 2021-12-29 | 2022-04-08 | 贵州梅岭电源有限公司 | Blade battery pack structure |
| WO2024081149A1 (en) * | 2022-10-12 | 2024-04-18 | Enphase Energy, Inc. | Stackable frame design for pouch cell battery packs |
-
2020
- 2020-12-30 CN CN202023274325.9U patent/CN213936376U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300811A (en) * | 2021-12-29 | 2022-04-08 | 贵州梅岭电源有限公司 | Blade battery pack structure |
| WO2024081149A1 (en) * | 2022-10-12 | 2024-04-18 | Enphase Energy, Inc. | Stackable frame design for pouch cell battery packs |
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