CN208256791U - Laminate polymer battery module - Google Patents
Laminate polymer battery module Download PDFInfo
- Publication number
- CN208256791U CN208256791U CN201820826014.2U CN201820826014U CN208256791U CN 208256791 U CN208256791 U CN 208256791U CN 201820826014 U CN201820826014 U CN 201820826014U CN 208256791 U CN208256791 U CN 208256791U
- Authority
- CN
- China
- Prior art keywords
- busbar connector
- battery core
- soft
- interconnecting piece
- copper bar
- 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.)
- Active
Links
- 229920000642 polymer Polymers 0.000 title 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 31
- 229910052802 copper Inorganic materials 0.000 claims description 31
- 239000010949 copper Substances 0.000 claims description 31
- 239000004033 plastic Substances 0.000 claims description 24
- 229920003023 plastic Polymers 0.000 claims description 24
- 238000003466 welding Methods 0.000 claims description 16
- 239000004831 Hot glue Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
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
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model provides a soft package battery module, which comprises an electric core group consisting of a plurality of electric core modules horizontally stacked, wherein the bottom end of the electric core group is provided with a heat dissipation plate, and the top end of the electric core group is clamped with a cover plate; the lugs at the two ends of the electric core group are respectively connected to a bus bar assembly to form series connection or parallel connection; the outer end of the busbar assembly is connected with an end plate through a side plate. The utility model discloses the maximize utilizes spatial structure to the problem of current soft package inefficiency in groups has been solved.
Description
Technical field
The utility model relates to technical field of lithium ion, and in particular to a kind of soft-package battery mould group.
Background technique
Soft package lithium battery is to cover upper one layer of polymeric shell in liquid lithium ionic cell.Aluminum plastic film packet is used in structure
Dress, has many advantages, such as that light-weight, specific capacity is high, has a safety feature, internal resistance is small, flexible design, is widely available use on the market.
But soft pack cell exists simultaneously that group efficiency is not high, and structure is complicated for Group Parts afterwards in groups, cost and energy density
Not high phenomenon.
Utility model content
In view of the deficiencies of the prior art, the utility model provides the structure of a kind of soft-package battery mould group and busbar connector, solution
The group efficiency for the prior art of having determined is high, Group Parts the technical issues of structure is complicated.
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of soft-package battery mould group, including the battery core group being made of multiple battery core modules transversely and horizontally stacked, the electricity
The bottom end of core group is equipped with heat sink, and the top of battery core group is arranged with cover board；Tab positioned at battery core group both ends is connected to one
Serial or parallel connection is formed on busbar connector assembly；Outer end positioned at busbar connector assembly is connected with end plate by side plate.
Further scheme, the battery core module include the foam being located between two soft pack cells, are located at outside soft pack cell
Side passes through plastic part and is connected with heat-conducting plate.
Further scheme, the busbar connector assembly includes busbar connector, the both ends of the busbar connector one side company of hot melt respectively
It is connected to a series connection copper bar.
Preferably, the busbar connector includes plastic body, and the centre of the plastic body offers through-hole, plastic body
Both ends are installed with the snap-gauge for blocking battery core module, and the two sides positioned at the plastic body of snap-gauge heteropleural are installed with for blocking
The edge of series connection copper bar；The series connection copper bar includes tab welding portion, busbar connector interconnecting piece, the tab welding portion, busbar connector
Interconnecting piece is connected by arc interconnecting piece；The series connection copper bar passes through the end hot-melt adhesive paste of busbar connector interconnecting piece and busbar connector,
The outside of busbar connector interconnecting piece and arc interconnecting piece forms a column chamber.
The tab of the battery core module is welded on the tab welding portion connected on copper bar after passing through the through-hole on busbar connector.
Snap-gauge is stated to be clamped with the plastic part in the battery core module.
The end plate includes end plate body, and the both ends of the end plate body are installed with mounting post respectively；The mounting post with
The column chamber matches.
The side plate is clamped by epipleural and lower side panel, is installed with signal on the inner wall of the lower side panel and is patched
Part.
The utility model will connect copper bar together with the busbar connector hot-melt adhesive paste of plastic material, without other fixed dress
It sets, structure is simpler；And advantageously ensure that the size of battery modules and the precision of position.
When installation, first by the busbar connector of busbar connector assembly close to the end of battery core group, it is then fastened in battery core group
Both ends, wherein the plastic part on the snap-gauge and battery core module on busbar connector is clamped, and connection is simple, easy to operate.It then will be soft
Bending is located at outside series connection copper bar tab in packet battery core again after the through-hole on busbar connector, is then welded to series connection copper
Tab welding portion on row.Welding due to facilitating welding equipment in the outside of busbar connector assembly operates；And due to series connection
Copper bar is bending structure, to make between tab welding portion and busbar connector 6-1 that there are gaps, to avoid battery core and copper bar of connecting
Directly contact.Epipleural and end plate are successively finally installed in the outer end of busbar connector assembly, the mounting post on end plate be placed exactly in by
The column that the outside of busbar connector interconnecting piece and arc interconnecting piece is formed is intracavitary.Busbar connector assembly is set rationally to avoid the installation on end plate
Column, and the space of battery core is occupied, it ensure that the size of battery core.It finally covers upper cover plate and welds, to form a soft-package battery
Mould group.
The utility model soft-package battery mould group is after groups of battery core module is arranged side by side, to install confluence at its both ends
Assembly is arranged, due to the thinner thickness (with a thickness of 2mm) of busbar connector and series connection copper bar, and sinking and string due to busbar connector both ends
The bending structure of connection copper bar can make the mould of same outside dimension requirement so that the space of soft pack cell maximumlly be utilized
Group, battery core increase 5-10mm, increase the capacity of battery core, effectively increase the group efficiency of soft pack cell.
So the utility model maximumlly utilizes space structure, and solve the problems, such as that existing Soft Roll group efficiency is low.
And assembly efficiency is high, is conducive to streamlined production.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.
Fig. 1 is the structural schematic diagram of the utility model,
Fig. 2 is the fractionation schematic diagram of Fig. 1,
Fig. 3 is the fractionation schematic diagram of battery core module in the utility model,
Fig. 4 is the structural schematic diagram of busbar connector assembly in the utility model,
Fig. 5 is the structural schematic diagram of busbar connector in the utility model,
Fig. 6 is the structural schematic diagram of series connection copper bar in the utility model,
Fig. 7 is the structural schematic diagram of the utility model latus inframedium,
Fig. 8 is the structural schematic diagram of the utility model end plates.
Wherein: 1- end plate, 1-1 end plate body, 1-2 mounting post；2- side plate, 2-1 epipleural, 2-2 lower side panel, 2-3 signal
Connector；3- battery core module, 3-1 heat-conducting plate, 3-2 plastic part, 3-3 soft pack cell, 3-4 foam；4- cover board, 5- heat sink, 6-
Busbar connector assembly, 6-1 busbar connector, 6-11 snap-gauge, 6-12 through-hole, 6-13 edge, 6-14 plastic body；6-2 series connection copper bar, 6-21
Tab welding portion, 6-22 busbar connector interconnecting piece, 6-23 interconnecting piece.
Specific embodiment
As shown in Figs. 1-2, a kind of soft-package battery mould group, including what is be made of multiple battery core modules 3 transversely and horizontally stacked
Battery core group, the battery core group being made of as shown in figure 16 battery core modules transversely and horizontally stacked 3.The bottom end of the battery core group is equipped with
Heat sink 5, the top of battery core group are arranged with cover board 4；Tab positioned at battery core group both ends is connected on a busbar connector assembly 6
Form serial or parallel connection；End plate 1 is connected with by side plate 2 positioned at the outer end of busbar connector assembly 6.
Further scheme, as shown in figure 3, battery core module 3 includes the foam 3-4 being located between two soft pack cell 3-3, position
Heat-conducting plate 3-1 is connected with by plastic part 3-2 on the outside of soft pack cell 3-3.
Further scheme, as Figure 4-Figure 6, busbar connector assembly 6 include busbar connector 6-1, the busbar connector 6-1 one side
Hot-melt adhesive paste has a series connection copper bar 6-2 respectively at both ends.
Preferably, busbar connector 6-1 includes plastic body 6-14, and the centre of the plastic body 6-14 offers through-hole 6-
12, the both ends of plastic body 6-14 are installed with the snap-gauge 6-11 for blocking battery core module 3, positioned at the plastics of snap-gauge 6-11 heteropleural
The two sides of ontology 6-14 are installed with the edge 6-13 for blocking series connection copper bar 6-2；The series connection copper bar 6-2 includes tab weldering
Socket part 6-21, busbar connector interconnecting piece 6-22, the tab welding portion 6-21, busbar connector interconnecting piece 6-22 pass through arc interconnecting piece 6-
23 connections；The series connection copper bar 6-2 passes through the end hot-melt adhesive paste of busbar connector interconnecting piece 6-22 and busbar connector 6-1, and busbar connector connects
The outside of socket part 6-22 and arc interconnecting piece 6-23 form a column chamber.
The tab of the battery core module 3 is welded on the pole connected on copper bar 6-2 after passing through the through-hole 6-12 on busbar connector 6-1
Ear weld part 6-21.
The snap-gauge 6-11 and plastic part 3-2 in the battery core module 3 is stated to be clamped.
As shown in figure 8, end plate 1 includes end plate body 1-1, the both ends of the end plate body 1-1 are installed with mounting post respectively
1-2；The mounting post 1-2 matches with the column chamber.
As shown in fig. 7, side plate 2 is clamped by epipleural 2-1 and lower side panel 2-2, on the inner wall of the lower side panel 2-2
It is installed with signal socket connector 2-3.
Two series connection copper bar 6-2 are placed in the busbar connector 6-1 of plastic material and are determined by edge 6-13 by the utility model
Then position will connect the busbar connector interconnecting piece 6-22 on copper bar 6-2 together with the end hot-melt adhesive paste of busbar connector 6-1, confluence
The outside of row interconnecting piece 6-22 and arc interconnecting piece 6-23 forms a column chamber for accommodating mounting post 1-2 in end plate 1.So series connection
Other fixation device is not necessarily between copper bar 6-2 and busbar connector 6-1, structure is simpler.
By the busbar connector 6-1 in busbar connector assembly close to the end of battery core group, the both ends of battery core group are then fastened in,
Wherein the snap-gauge 6-11 on the busbar connector 6-1 and plastic part 3-2 in battery core module 3 is clamped, and connection is simple, easy to operate.
Then by the tab on soft pack cell, bending is located at series connection copper bar 6- again after the through-hole 6-12 on busbar connector 6-1
Outside 2, it is then welded to the tab welding portion 6-21 to connect on copper bar 6-2.Due in the external convenient of busbar connector assembly 6
The welding operation of welding equipment；And since series connection copper bar 6-2 is bending structure, to make tab welding portion 6-21 and confluence
There are gaps between row 6-1, so that battery core be avoided directly to contact with series connection copper bar 6-2.Finally the outer end of busbar connector assembly 6 according to
Secondary installation epipleural 2 and end plate 1, the mounting post 1-2 on end plate 1 are placed exactly in by busbar connector interconnecting piece 6-22 and arc interconnecting piece
The column that the outside of 6-23 is formed is intracavitary.So that busbar connector assembly 6 is rationally avoided the mounting post 1-2 on end plate 1, and occupies battery core
Space, ensure that the size of battery core.It finally covers upper cover plate 4 and welds, to form a soft-package battery mould group.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (8)
1. a kind of soft-package battery mould group, including the battery core group being made of multiple battery core modules (3) transversely and horizontally stacked, feature
Be: the bottom end of the battery core group is equipped with heat sink (5), and the top of battery core group is arranged with cover board (4)；Positioned at battery core group both ends
Tab is connected on a busbar connector assembly (6) and forms serial or parallel connection；Outer end positioned at busbar connector assembly (6) passes through side plate
(2) it is connected with end plate (1).
2. a kind of soft-package battery mould group according to claim 1, it is characterised in that: the battery core module (3) includes being located at
Foam (3-4) between two soft pack cells (3-3) is located on the outside of soft pack cell (3-3) and is connected with by plastic part (3-2)
Heat-conducting plate (3-1).
3. a kind of soft-package battery mould group according to claim 2, it is characterised in that: the busbar connector assembly (6) includes converging
Stream row (6-1), hot-melt adhesive paste has a series connection copper bar (6-2) respectively at the both ends of busbar connector (6-1) one side.
4. a kind of soft-package battery mould group according to claim 3, it is characterised in that: the busbar connector (6-1) includes plastics
The centre of ontology (6-14), the plastic body (6-14) offers through-hole (6-12), and the both ends of plastic body (6-14) are fixed
There is the snap-gauge (6-11) for blocking battery core module (3), is located at the two sides of the plastic body (6-14) of snap-gauge (6-11) heteropleural
It is installed with the edge (6-13) for blocking series connection copper bar (6-2)；The series connection copper bar (6-2) includes tab welding portion (6-
21), busbar connector interconnecting piece (6-22), the tab welding portion (6-21), busbar connector interconnecting piece (6-22) pass through arc interconnecting piece
(6-23) connection；Series connection copper bar (6-2) is heated by the end of busbar connector interconnecting piece (6-22) and busbar connector (6-1) to be connected
It connects, the outside of busbar connector interconnecting piece (6-22) and arc interconnecting piece (6-23) forms a column chamber.
5. a kind of soft-package battery mould group according to claim 4, it is characterised in that: the tab of the battery core module (3) is worn
The tab welding portion (6-21) in series connection copper bar (6-2) is welded on after the through-hole (6-12) crossed on busbar connector (6-1).
6. a kind of soft-package battery mould group according to claim 4, it is characterised in that: the snap-gauge (6-11) and the battery core
Plastic part (3-2) in module (3) is clamped.
7. a kind of soft-package battery mould group according to claim 4, it is characterised in that: the end plate (1) includes end plate body
The both ends of (1-1), the end plate body (1-1) are installed with mounting post (1-2) respectively；The mounting post (1-2) and the column
Chamber matches.
8. a kind of soft-package battery mould group according to claim 1, it is characterised in that: the side plate (2) is by epipleural (2-
1) it is clamped with lower side panel (2-2), is installed with signal socket connector (2-3) on the inner wall of the lower side panel (2-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820826014.2U CN208256791U (en) | 2018-05-29 | 2018-05-29 | Laminate polymer battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820826014.2U CN208256791U (en) | 2018-05-29 | 2018-05-29 | Laminate polymer battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208256791U true CN208256791U (en) | 2018-12-18 |
Family
ID=64651730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820826014.2U Active CN208256791U (en) | 2018-05-29 | 2018-05-29 | Laminate polymer battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208256791U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449359A (en) * | 2018-12-20 | 2019-03-08 | 普汽新能（北京）科技有限公司 | A kind of two sides go out the integrated convergent plate of the soft-package battery monomer of tab in groups |
| CN109742285A (en) * | 2019-01-16 | 2019-05-10 | 合肥国轩高科动力能源有限公司 | Soft package battery module and assembling method thereof |
| CN110085787A (en) * | 2019-05-29 | 2019-08-02 | 淮安骏盛新能源科技有限公司 | A kind of Soft Roll modular structure |
| CN110233229A (en) * | 2019-06-06 | 2019-09-13 | 宁波利维能储能系统有限公司 | A kind of connection structure and battery modules of soft package battery module and busbar connector assembly |
| CN110289379A (en) * | 2019-06-06 | 2019-09-27 | 宁波利维能储能系统有限公司 | A kind of soft-package battery mould group and its manufacturing method |
| CN110379960A (en) * | 2019-06-06 | 2019-10-25 | 宁波利维能储能系统有限公司 | A kind of soft package battery module and its manufacturing method |
| CN111312952A (en) * | 2019-12-26 | 2020-06-19 | 湖北锂诺新能源科技有限公司 | Soft package module utmost point ear fixed plate connection structure |
| CN111326692A (en) * | 2019-12-26 | 2020-06-23 | 湖北锂诺新能源科技有限公司 | Soft package battery module structure and assembly method thereof |
-
2018
- 2018-05-29 CN CN201820826014.2U patent/CN208256791U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449359A (en) * | 2018-12-20 | 2019-03-08 | 普汽新能（北京）科技有限公司 | A kind of two sides go out the integrated convergent plate of the soft-package battery monomer of tab in groups |
| CN109742285A (en) * | 2019-01-16 | 2019-05-10 | 合肥国轩高科动力能源有限公司 | Soft package battery module and assembling method thereof |
| CN110085787A (en) * | 2019-05-29 | 2019-08-02 | 淮安骏盛新能源科技有限公司 | A kind of Soft Roll modular structure |
| CN110233229A (en) * | 2019-06-06 | 2019-09-13 | 宁波利维能储能系统有限公司 | A kind of connection structure and battery modules of soft package battery module and busbar connector assembly |
| CN110289379A (en) * | 2019-06-06 | 2019-09-27 | 宁波利维能储能系统有限公司 | A kind of soft-package battery mould group and its manufacturing method |
| CN110379960A (en) * | 2019-06-06 | 2019-10-25 | 宁波利维能储能系统有限公司 | A kind of soft package battery module and its manufacturing method |
| CN111312952A (en) * | 2019-12-26 | 2020-06-19 | 湖北锂诺新能源科技有限公司 | Soft package module utmost point ear fixed plate connection structure |
| CN111326692A (en) * | 2019-12-26 | 2020-06-23 | 湖北锂诺新能源科技有限公司 | Soft package battery module structure and assembly method thereof |
| CN111312952B (en) * | 2019-12-26 | 2022-11-25 | 湖北锂诺新能源科技有限公司 | Soft package module utmost point ear fixed plate connection structure |
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| GR01 | Patent grant |