CN110474078B - Soft package standard module and assembling method - Google Patents
Soft package standard module and assembling method Download PDFInfo
- Publication number
- CN110474078B CN110474078B CN201910727351.5A CN201910727351A CN110474078B CN 110474078 B CN110474078 B CN 110474078B CN 201910727351 A CN201910727351 A CN 201910727351A CN 110474078 B CN110474078 B CN 110474078B
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- Prior art keywords
- bus plate
- plate
- connector
- bus
- base
- Prior art date
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Links
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000004891 communication Methods 0.000 claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052802 copper Inorganic materials 0.000 claims abstract description 26
- 239000010949 copper Substances 0.000 claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 20
- 239000003292 glue Substances 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 7
- 238000005538 encapsulation Methods 0.000 description 2
- 239000012945 sealing adhesive Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention aims to provide a soft package standard module with a simple and compact structure and convenient assembly and an assembly method. The soft package standard module comprises a plurality of battery cells, a first bus plate, a second bus plate, a communication flexible circuit board and a shell, wherein the lugs of the battery cells are welded on the conducting copper sheets of the first bus plate and the second bus plate respectively, the first bus plate is in data communication with the second bus plate through the communication flexible circuit board, and the battery cells, the first bus plate and the second bus plate are packaged in the shell. The invention is applied to the technical field of battery modules.
Description
Technical Field
The invention is applied to the technical field of battery modules, and particularly relates to a soft package standard module and an assembly method.
Background
With the development of the age and the improvement of living standard, people are increasingly aware of the maintenance of ecological balance, and the environmental protection is a fundamental problem related to human survival and social development. And wherein the air is invisible to the person. And the exhaust of automobile exhaust is the most serious pollution to air. So the development of the power battery of the automobile is also more and more important.
The current power battery module adopts the busbar to be connected with gathering the pencil, then gathers module communication through connector and outside BMS to through plastic encapsulation, this kind of structure occupation space is big, and the material that uses is many, and the utmost point ear of battery is connected with the busbar through gathering the line simultaneously, needs complicated welding step, leads to battery module to scrap easily when welding failure. Meanwhile, the existing battery module is complex in structure and inconvenient to assemble.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing a soft package standard module with simple and compact structure and convenient assembly and an assembly method.
The technical scheme adopted by the invention is as follows: the soft package standard module comprises a plurality of battery cells, a first bus plate, a second bus plate, a communication flexible circuit board and a shell, wherein the lugs of the battery cells are welded on the conducting copper sheets of the first bus plate and the second bus plate respectively, the first bus plate is in data communication with the second bus plate through the communication flexible circuit board, and the battery cells, the first bus plate and the second bus plate are packaged in the shell.
According to the scheme, the first bus plate and the second bus plate conduct the anode and the cathode of the battery cells respectively, and conduct the circuit through the communication flexible circuit board, so that the output ends are uniformly collected on the first bus plate, the data output of voltage and temperature is collected on the second bus plate, and the whole structure is simpler. The internal components are protected by encapsulation by the housing.
The first bus plate and the second bus plate are respectively provided with a plurality of conducting copper sheets, the first bus plate and the second bus plate are both circuit boards and are respectively provided with a first connector, and the conducting copper sheets are arranged in the first bus plate and the second bus plate and are conducted with the corresponding first connectors through built-in circuits to output voltage data.
By the scheme, the first bus plate and the second bus plate are internally provided with the plurality of conducting copper plates to serve as welding contacts, and a larger welding surface is provided for the battery cell electrode lugs, so that the battery cell electrode lugs are more convenient to weld, and meanwhile, the structural strength of the first bus plate and the structural strength of the second bus plate are improved through the built-in conducting copper plates.
The communication flexible circuit board is provided with a first connector adapted to the first connector, the communication flexible circuit board is also provided with a temperature sensor and a second connector which are electrically connected with each other, and the second bus board is provided with a second connector adapted to the second connector and a temperature information output connector electrically connected with the second connector.
According to the scheme, the temperature sensor is used for detecting the temperature of the module, the temperature sensor is a thermistor, and the temperature of the module is obtained by detecting the data of the thermistor. The voltage detector is used for detecting voltage values of the first bus plate and the second bus plate.
The shell comprises a base, a first protective cover, a second protective cover and an upper sealing plate, wherein a plurality of battery cells are fixed in the base through sealing glue layers, the first protective cover is connected with the first bus plate and fixed at one end of the base, the second protective cover is connected with the second bus plate and fixed at the other end of the base, the upper sealing plate is fixedly connected with the base, and a limiting groove matched with the communication flexible circuit board is formed in the upper sealing plate.
According to the scheme, the base is used for protecting the battery cells, the sealing adhesive layer is used for fixing the battery cells, and the first protective cover and the second protective cover are arranged for protecting the first bus plate and the second bus plate correspondingly.
The first busbar board is further provided with an output positive plate and an output negative plate, the two conducting copper sheets located at two ends of the first busbar board are correspondingly communicated with the output positive plate and the output negative plate, the first protection cover is provided with an electrode connecting groove for the output positive plate and the output negative plate, and the electrode connecting groove is provided with a threaded hole.
According to the scheme, the output positive plate and the output negative plate are used for being connected with a load, the threaded holes are arranged to facilitate the installation position of the screw, and then the end part of the lead is fixed with the electrode.
The first protection cover and the second protection cover are respectively provided with a protection baffle matched with the first connector, and the protection baffle is provided with a U-shaped groove.
According to the scheme, the first connector is prevented from being damaged by external factors by the arrangement of the protective baffle, and meanwhile, the communication flexible circuit board is convenient for operators to connect by the arrangement of the U-shaped groove
In one preferred scheme, the second bus plate is further provided with a data output connector electrically connected with the first connector, and the data output connector is in communication connection with external information acquisition feedback equipment.
The above scheme shows that the data collecting connector collects the voltage and temperature information of the first bus plate and the second bus plate, and the voltage and temperature information is fed back to an external detection device through the data output connector.
In a further preferred embodiment, the conductive copper sheet is electrically connected to the built-in circuit of the circuit board through a fuse.
It can be seen from the above scheme that the traditional collection line is directly welded with the lug of the battery when being connected with the battery, and a fuse cannot be arranged, and the fuse is connected in series between the conduction copper plate and the built-in circuit by adopting the conduction copper sheet as a conduction structure, so that the fuse plays a role in protecting the battery when the collection circuit is short-circuited, and the reliability and the stability of the module are further ensured.
The assembly method comprises the following steps:
A. firstly, stacking a plurality of battery cells in order, fixing the battery cells through insulating adhesive tapes, enabling battery lugs to pass through connecting through holes on the side edges of the conducting copper sheets, bending the battery lugs by external equipment or operators, and welding the battery lugs on the corresponding conducting copper sheets from the outer sides;
B. Then connecting the first protective cover with the first bus plate, and connecting the second protective cover with the second bus plate;
C. Then filling sealing glue in the base to form the sealing glue layer, then loading a plurality of battery cells, the first bus plate, the second bus plate, the first protective cover and the second protective cover into the base together, then fixing the first protective cover and the second protective cover in the base through screws, and fixing a plurality of battery cells in the base through the sealing glue layer;
D. then the upper sealing plate is welded and fixed on the base, and the packaging of a plurality of battery cells is completed;
E. And finally, connecting the first connector of the communication flexible circuit board with the corresponding first connector.
According to the scheme, the soft package standard module is assembled by the method, and meanwhile, the soft package standard module is guaranteed to be firm integrally and has good insulation performance.
Drawings
FIG. 1 is a schematic diagram of an explosive structure of the present invention;
Fig. 2 is an exploded view of a part of the structure of the present invention.
Detailed Description
As shown in fig. 1 and 2, in this embodiment, the soft package standard module includes a plurality of electric cores 1, a first bus plate 2, a second bus plate 3, a communication flexible circuit board 4 and a housing, a plurality of tabs of the electric cores 1 are welded on a conductive copper sheet 5 of the first bus plate 2 and the second bus plate 3 respectively, the first bus plate 2 communicates data with the second bus plate 3 through the communication flexible circuit board 4, and a plurality of electric cores 1, the first bus plate 2 and the second bus plate 3 are all encapsulated in the housing.
In this embodiment, the first bus plate 2 and the second bus plate 3 are both provided with a plurality of conductive copper sheets 5, the first bus plate 2 and the second bus plate 3 are both circuit boards and are both provided with first connectors 6, and the conductive copper sheets 5 are embedded in the first bus plate 2 and the second bus plate 3 and are connected with the corresponding first connectors 6 through built-in circuits to output voltage data.
In this embodiment, the communication flexible circuit board 4 is provided with a first connector 7 adapted to the first connector 6, the communication flexible circuit board 4 is further provided with a temperature sensor and a second connector 8 electrically connected with each other, and the second bus board 3 is provided with a second connector 9 adapted to the second connector 8 and a temperature information output connector 10 electrically connected with the second connector 9.
In this embodiment, the casing includes a base 11, a first protection cover 12, a second protection cover 13 and an upper sealing plate 14, a plurality of electric cores 1 are fixed in the base 11 through a sealing adhesive layer 15, the first protection cover 12 is connected with the first busbar board 2 and fixed at one end of the base 11, the second protection cover 13 is connected with the second busbar board 3 and fixed at the other end of the base 11, the upper sealing plate 14 is fixedly connected with the base 11, and a limiting groove 16 adapted to the communication flexible circuit board 4 is arranged on the upper sealing plate 14.
In this embodiment, the first busbar 2 is further provided with an output positive plate and an output negative plate, two conducting copper sheets 5 located at two ends of the first busbar 2 are correspondingly communicated with the output positive plate and the output negative plate, the first protection cover 12 is provided with an electrode connection groove for the output positive plate and the output negative plate, and the electrode connection groove is provided with a threaded hole.
In this embodiment, the first protection cover 12 and the second protection cover 13 are both provided with a protection baffle adapted to the first connector 6, and the protection baffle is provided with a U-shaped groove 17.
In this embodiment, the second bus plate 3 is further provided with a data output connector 18 electrically connected to the first connector 6, and the data output connector 18 is communicatively connected to an external information collecting and feedback device.
In this embodiment, fuses connected in series with the built-in circuit are disposed on the first bus plate 2 and the second bus plate 3, and the fuses are disposed to protect the battery cells when the collection circuit is short-circuited.
In this embodiment, the conductive copper sheet 5 is electrically connected to the built-in circuit of the circuit board through a fuse.
In this embodiment, the built-in circuit of the circuit board is a common printed circuit board.
The assembly method comprises the following steps:
A. firstly, stacking a plurality of battery cells 1 in order, fixing the plurality of battery cells 1 through insulating tapes, then passing battery lugs through connecting through holes on the side edges of the conducting copper sheets 5, bending the battery lugs by external equipment or operators, and welding the battery lugs on the corresponding conducting copper sheets 5 from the outer side;
B. then the first protective cover 12 is connected with the first bus plate 2, and the second protective cover 13 is connected with the second bus plate 3;
C. Then, filling sealing glue in the base 11 to form the sealing glue layer 15, and then loading a plurality of the battery cells 1, the first bus plate 2, the second bus plate 3, the first protective cover 12 and the second protective cover 13 into the base 11 together, fixing the first protective cover 12 and the second protective cover 13 in the base 11 through screws, and fixing a plurality of the battery cells 1 in the base 11 through the sealing glue layer 15;
D. Then, the upper sealing plate 14 is welded and fixed on the base 11, so that the packaging of a plurality of the battery cells 1 is completed;
E. finally, the first connector 7 of the communication flexible circuit board 4 is connected with the corresponding first connector 6.
Claims (6)
1. A soft package standard module is characterized in that: the battery cell module comprises a plurality of battery cells (1), a first bus plate (2), a second bus plate (3), a communication flexible circuit board (4) and a shell, wherein lugs of the battery cells (1) are respectively welded on conducting copper sheets (5) of the first bus plate (2) and the second bus plate (3), the first bus plate (2) is in data communication with the second bus plate (3) through the communication flexible circuit board (4), and the battery cells (1), the first bus plate (2) and the second bus plate (3) are all packaged in the shell; a plurality of conducting copper sheets (5) are arranged on the first bus plate (2) and the second bus plate (3), the first bus plate (2) and the second bus plate (3) are circuit boards and are provided with first connectors (6), and the conducting copper sheets (5) are arranged in the first bus plate (2) and the second bus plate (3) and are conducted with the corresponding first connectors (6) through built-in circuits to output voltage data; the communication flexible circuit board (4) is provided with a first connector (7) matched with the first connector (6), the communication flexible circuit board (4) is also provided with a temperature sensor and a second connector (8) which are electrically connected with each other, and the second bus board (3) is provided with a second connector (9) matched with the second connector (8) and a temperature information output connector (10) electrically connected with the second connector (9); the second bus plate (3) is further provided with a data output connector (18) electrically connected with the first connector (6), and the data output connector (18) is in communication connection with external information acquisition feedback equipment.
2. The soft pack standard module of claim 1, wherein: the shell includes base (11), first visor (12), second visor (13) and goes up shrouding (14), and a plurality of electric core (1) are fixed in base (11) through sealing glue layer (15), first visor (12) with first busbar board (2) are connected and are fixed one end of base (11), second visor (13) with second busbar board (3) are connected and are fixed the other end of base (11), go up shrouding (14) and base (11) fixed connection, go up be equipped with on shrouding (14) with spacing groove (16) of communication flexible circuit board (4) looks adaptation.
3. The soft pack standard module of claim 2, wherein: the novel solar cell is characterized in that an output positive plate and an output negative plate are further arranged on the first bus plate (2), two conducting copper sheets (5) located at two ends of the first bus plate (2) are correspondingly communicated with the output positive plate and the output negative plate, an electrode connecting groove of the output positive plate and the electrode connecting groove of the output negative plate are formed in the first protective cover (12), and threaded holes are formed in the electrode connecting groove.
4. The soft pack standard module of claim 2, wherein: the first protective cover (12) and the second protective cover (13) are respectively provided with a protective baffle matched with the first connector (6), and the protective baffle is provided with a U-shaped groove (17).
5. The soft pack standard module of claim 1, wherein: the conducting copper sheet (5) is electrically connected with a built-in circuit of the circuit board through a fuse.
6. The method of assembling a soft pack module according to claim 2, comprising the steps of:
A. firstly, stacking a plurality of electric cores (1) in order, fixing the electric cores (1) through insulating tapes, then enabling battery lugs to pass through connecting through holes at the side edges of the conducting copper sheets (5), bending the battery lugs by external equipment or operators, and welding the battery lugs on the corresponding conducting copper sheets (5) from the outer side;
B. then connecting the first protective cover (12) with the first bus plate (2) and connecting the second protective cover (13) with the second bus plate (3);
C. Then, filling sealing glue in the base (11) to form a sealing glue layer (15), and then loading a plurality of electric cores (1), the first bus plate (2), the second bus plate (3), the first protective cover (12) and the second protective cover (13) into the base (11) together, fixing the first protective cover (12) and the second protective cover (13) in the base (11) through screws, and fixing a plurality of electric cores (1) in the base (11) through the sealing glue layer (15);
D. Then, the upper sealing plate (14) is welded and fixed on the base (11), so that the packaging of a plurality of battery cells (1) is completed;
E. finally, the first connector (7) of the communication flexible circuit board (4) is connected with the corresponding first connector (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910727351.5A CN110474078B (en) | 2019-08-07 | 2019-08-07 | Soft package standard module and assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910727351.5A CN110474078B (en) | 2019-08-07 | 2019-08-07 | Soft package standard module and assembling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110474078A CN110474078A (en) | 2019-11-19 |
| CN110474078B true CN110474078B (en) | 2024-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910727351.5A Active CN110474078B (en) | 2019-08-07 | 2019-08-07 | Soft package standard module and assembling method |
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| Country | Link |
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| CN (1) | CN110474078B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212323124U (en) * | 2020-05-27 | 2021-01-08 | 东莞新能安科技有限公司 | Battery pack and electric equipment |
| CN113054234A (en) * | 2021-03-17 | 2021-06-29 | 北京理工大学 | Quick combination application method of lithium ion battery |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206076363U (en) * | 2016-09-26 | 2017-04-05 | 深圳市沃特玛电池有限公司 | A kind of electrokinetic cell module signal gathers structure |
| CN206293502U (en) * | 2016-12-01 | 2017-06-30 | 浙江超威创元实业有限公司 | A kind of encapsulating structure of electrokinetic cell |
| CN206340596U (en) * | 2016-12-27 | 2017-07-18 | 广州梁氏通讯电器有限公司 | A kind of soft pack cell attachment structure of cylinder manifold and the application cylinder manifold |
| CN208433451U (en) * | 2018-07-31 | 2019-01-25 | 河南森源重工有限公司 | A kind of cylinder manifold and battery modules |
| CN210272522U (en) * | 2019-08-07 | 2020-04-07 | 珠海冠宇电源有限公司 | Soft package standard module |
-
2019
- 2019-08-07 CN CN201910727351.5A patent/CN110474078B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206076363U (en) * | 2016-09-26 | 2017-04-05 | 深圳市沃特玛电池有限公司 | A kind of electrokinetic cell module signal gathers structure |
| CN206293502U (en) * | 2016-12-01 | 2017-06-30 | 浙江超威创元实业有限公司 | A kind of encapsulating structure of electrokinetic cell |
| CN206340596U (en) * | 2016-12-27 | 2017-07-18 | 广州梁氏通讯电器有限公司 | A kind of soft pack cell attachment structure of cylinder manifold and the application cylinder manifold |
| CN208433451U (en) * | 2018-07-31 | 2019-01-25 | 河南森源重工有限公司 | A kind of cylinder manifold and battery modules |
| CN210272522U (en) * | 2019-08-07 | 2020-04-07 | 珠海冠宇电源有限公司 | Soft package standard module |
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| Publication number | Publication date |
|---|---|
| CN110474078A (en) | 2019-11-19 |
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