CN111106295B - Circuit adapter plate and battery pack - Google Patents
Circuit adapter plate and battery pack Download PDFInfo
- Publication number
- CN111106295B CN111106295B CN201811250353.1A CN201811250353A CN111106295B CN 111106295 B CN111106295 B CN 111106295B CN 201811250353 A CN201811250353 A CN 201811250353A CN 111106295 B CN111106295 B CN 111106295B
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- Prior art keywords
- module
- circuit
- terminal
- patch
- adapter plate
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- 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
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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
Abstract
The invention discloses a circuit adapter plate and a battery pack, which are used for simplifying the processing technology of the circuit adapter plate, reducing the production cost of the circuit pack and improving the detection and maintenance efficiency of the circuit adapter plate. A circuit patch panel comprising: the keysets body and set up the switching circuit module on the keysets body, the switching circuit module includes: a first switching module; the first switching module is connected with the fusing module through a first connecting wire; and the fusing module is connected with the second switching module through a first connecting wire.
Description
Technical Field
The invention relates to the technical field of circuits, in particular to a circuit adapter plate and a battery pack.
Background
At present, in the circuit board industry, in the wiring process of the circuit board, if the condition of bearing current is more than preset can appear in the circuit board due to design defects or circuit faults, the current exceeding the bearing range of the circuit board can inevitably lead the circuit board to be burnt and fused in different degrees. As for the position where the fusing is performed, the difference degree of the circuit board during packaging is often determined, and the fusing position is often difficult to accurately detect and define due to the difference degree in the packaging process, so that the fault circuit board has a great difficulty in the detection process, or is directly scrapped, and great economic loss is brought; or one circuit is used for detection, the efficiency is low, and the process is very complicated.
Lithium ion batteries are widely used in various electronic products such as mobile terminals, electric tools, electric vehicles, and the like. Sometimes, in order to meet the requirement of electronic products on high-capacity and high-voltage lithium ion batteries, a plurality of lithium ion batteries are generally connected in series and in parallel through an adapter plate.
In the process of carrying out serial-parallel wiring on a plurality of lithium ion batteries through the adapter plate, if operation is wrong or a circuit fails, the current in the circuit of the adapter plate may exceed the bearing range of the adapter plate on the current, so that the adapter plate is burnt. Because the circuit to the adapter plate carries out the inefficiency and the process loaded down with trivial details that detect one by one to and the difference of adapter plate when the encapsulation, lead to hardly detecting the definition to the position of burning out of adapter plate, this will bring very big difficulty for the maintenance of adapter plate, thereby can cause scrapping of adapter plate very probably, and then bring great economic loss. In order to solve the above problems, in the prior art, a current-limiting resistor is usually connected to a line of an adapter plate, and because the resistance value of the current-limiting resistor is relatively large, when the current in the line of the adapter plate exceeds the current bearing range of the adapter plate, the current-limiting resistor is firstly burnt, so that the adapter plate is protected, and a burnt position can be quickly found.
The problems existing in the prior art are that: when the adapter plate is manufactured, a current-limiting resistor needs to be connected into each line of the adapter plate, so that the processing technology is complex, and the production cost of the circuit board is high.
Disclosure of Invention
The embodiment of the invention provides a circuit adapter plate and a battery pack, which are used for simplifying the processing technology of the circuit adapter plate, reducing the production cost of the circuit pack and improving the detection and maintenance efficiency of the circuit adapter plate.
In one aspect of the embodiments of the present invention, there is provided a circuit adapter board, including: the keysets body and set up in switching circuit module on the keysets body, switching circuit module includes:
a first switching module;
the first switching module is connected with the fusing module through a first connecting wire; and
and the fusing module is connected with the second switching module through the first connecting wire.
By adopting the technical scheme, the circuit adapter plate can carry out series-parallel wiring on a plurality of lithium ion batteries through the adapter plate, if misoperation or circuit failure causes the current in the connecting line to exceed the bearing range of the current, the fusing module is fused at the moment because the fusing module is arranged between the first adapter module and the second adapter module, thereby playing the role of protecting the first adapter module and the second adapter module and further realizing the protection of the circuit adapter plate.
Optionally, the fusing module includes: a first current limiting module; the first current limiting module is connected with the second current limiting module through a second connecting line; wherein the melting point of the second connecting line is lower than the melting point of the first connecting line.
The melting point of the second connecting wire is set to be lower than that of the first connecting wire, so that the second connecting wire is fused before the first connecting wire when the current in the connecting wire exceeds the bearing range of the current, and the protection effect on the first switching module and the second switching module is achieved.
And because the second connecting wire burnt out looks to have obvious black signs of burning out from the outside, so when detecting the circuit keysets, can very easily find the position burnt out, can fix both ends of a current-limiting resistance in first current-limiting module and second current-limiting module respectively at this moment, make the circuit keysets continue to use normally, because the circuit keysets do not need to insert the current-limiting resistance in the module of fusing when making, not only simplify the processing technology of the circuit keysets, reduced the manufacturing cost of circuit keysets, and improved and detected the maintenance efficiency.
Optionally, the circuit interposer further includes a pad, the pad is disposed between the first current limiting module and the second current limiting module, and the second connection line is disposed on the pad. After the second connecting wire fuses like this, can fix a position fast, supply current-limiting resistor simultaneously and carry out the quick restoration of circuit, improve maintenance efficiency.
Optionally, the first current limiting module, the second connecting line, and the second current limiting module are packaged into an integrated structure through a packaging film. Therefore, the stability of the structure can be improved, and the manufacturing and processing process of the circuit adapter plate is further simplified.
Optionally, the line width of the first connection line is greater than or equal to 1.5 times the line width of the second connection line. Specifically, the line width of the first connection line may be 0.3mm to 0.5mm, and the line width of the second connection line may be 0.1mm to 0.2 mm. Therefore, the second connecting wire can be blown before the first connecting wire, and the danger that the circuit adapter plate is burned is effectively avoided in time.
Optionally, the circuit adapter plate further comprises a positive output end and a negative output end arranged on the adapter plate body.
Optionally, the positive output end is disposed on one of the first junction modules, and the negative output end is disposed on the other of the first junction modules.
Optionally, the first adapter module is provided with a positive adapter terminal, a negative adapter terminal, or a positive adapter terminal and a negative adapter terminal. Therefore, the adjacent electrical elements with positive and negative electrodes can be connected in series and parallel through the first switching module, so that the circuit structure meeting the requirements is switched.
Optionally, the circuit adapter plate further comprises at least one threading hole formed in the adapter plate body, and the threading hole is formed in the peripheral side of the first adapter module.
Optionally, the number of the threading holes corresponds to the number of the switching terminals of the first switching module. Thus, the wiring of the circuit board can be clearer and simpler.
Optionally, the first interposer module includes a substrate layer disposed on the interposer body, the substrate layer includes a copper layer and a nickel layer, and the copper layer is disposed between the interposer body and the nickel layer. Thereby further simplifying the processing technology of the adapter plate.
In another aspect of the embodiments of the present invention, there is provided a battery pack including: a plurality of battery strings and the circuit adapter plate of any preceding claim, the battery strings including a positive terminal and a negative terminal, the positive terminal of a battery string being connected to the positive adapter terminal of one of the first adapter modules, the negative terminal of a battery string being connected to the negative adapter terminal of another of the first adapter modules.
This technical scheme's battery package, it can be through the in-process that the circuit keysets walked a plurality of lithium ion battery in series-parallel, if misoperation or circuit failure lead to the electric current in the connecting wire to surpass its when bearing the scope to the electric current, owing to be provided with the fusing module between first switching module and second switching module, at this moment fusing module fusing to play the guard action to first switching module and second switching module, and then realize the protection to the circuit keysets.
Drawings
Fig. 1 is a schematic structural diagram of a circuit interposer according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a circuit interposer according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a circuit interposer according to another embodiment of the present invention;
FIG. 4 is a partial enlarged view of FIG. 2A;
FIG. 5 is a partial enlarged view of FIG. 3B;
FIG. 6 is a schematic cross-sectional view of a layer structure of a first junction module;
fig. 7 is a schematic structural diagram of a battery pack according to an embodiment of the invention.
Reference numerals:
1-an adapter plate body;
2-a first switching module;
3-a fusing module;
4-a first connection line;
5-a second switching module;
6-a first current limiting module;
7-a second current limiting module;
8-a second connecting line;
9-packaging the film;
10-positive output end;
11-a negative output terminal;
12-positive pole switching terminal;
13-negative pole switching terminal;
14-threading holes;
15-a nickel layer;
16-a copper layer;
17-a battery string;
18-positive terminal;
19-negative terminal.
Detailed Description
In order to simplify the processing technology of the circuit adapter plate, reduce the production cost of the circuit package and improve the detection and maintenance efficiency of the circuit adapter plate, the embodiment of the invention provides the circuit adapter plate and the circuit package. In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail by referring to the following examples.
As shown in fig. 1 to fig. 3, a circuit interposer provided in an embodiment of the present invention includes: adapter plate body 1 and set up the switching circuit module on adapter plate body 1, the switching circuit module includes:
a first switching module 2;
the fusing module 3 is connected with the first switching module 2 through a first connecting line 4; and
the second switching module 5, the fusing module 3 and the second switching module 5 are connected through a first connecting wire 4.
Adopt this technical scheme's circuit keysets, can be at the in-process of carrying out the series-parallel line of walking with a plurality of lithium ion battery through keysets body 1, if misoperation or circuit failure lead to the electric current in the connecting wire surpass its when bearing the scope to the electric current, owing to be provided with fusing module 3 between first switching module 2 and second switching module 5, fusing module 3 fuses at this moment, thereby play the guard action to first switching module 2 and second switching module 5, and then realize the protection to the circuit keysets.
As shown in fig. 4 and 5, in an alternative embodiment of the present invention, the fuse module 3 includes: a first current limiting module 6; the first current limiting module 6 is connected with the second current limiting module 7 through a second connecting line 8; wherein the melting point of the second connection line 8 is lower than the melting point of the first connection line 4.
By setting the melting point of the second connection line 8 to be lower than the melting point of the first connection line 4, when the current in the connection line exceeds the current bearing range thereof, the second connection line 8 is fused before the first connection line 4, so as to achieve the protection effect on the first adaptor module 2 and the second adaptor module 5.
And because the second connecting wire 8 burnt out looks to have obvious black signs of burning out from the outside, so when detecting the circuit keyset, can find the position burnt out very easily, can fix both ends of a current-limiting resistance in first current-limiting module 6 and second current-limiting module 7 respectively at this moment, make the circuit keyset continue to use normally, because the circuit keyset does not need to insert the current-limiting resistance in fusing module 3 when making, not only simplify the processing technology of the circuit keyset, have reduced the manufacturing cost of the circuit keyset, and improved and detected the maintenance efficiency.
In an alternative embodiment of the invention, as shown in fig. 4 and 5, the circuit interposer further comprises a pad (not shown) disposed between the first current limiting module 6 and the second current limiting module 7, and the second connection line 8 is disposed on the pad. After second connecting wire 8 fuses like this, can fix a position fast, supply current limiting resistor simultaneously and carry out the quick restoration of circuit, improve maintenance efficiency.
As shown in fig. 3 and 5, in a preferred embodiment of the present invention, the first current limiting module 6, the second connection line 8, and the second current limiting module 7 are packaged as a unitary structure by a packaging film 9. Therefore, the stability of the structure can be improved, and the manufacturing and processing process of the circuit adapter plate is further simplified.
In an alternative embodiment of the present invention, the specific material of the first connecting line and the second connecting line is not limited, and may be copper, for example. When the material of the first connection line is the same as that of the second connection line, it is understood that the smaller the cross-sectional area of the conductor, the larger the resistance, and the more serious the heat generation, the more easily the conductor is blown, from the relationship R between the resistance R and the cross-sectional area S of the conductor having the same length L. Therefore, as shown in fig. 4, fig. 4 is a partial enlarged view of fig. 2A, and the first connecting line 4 can be formedLine width a 1 And the line width a of the second connection line 8 2 Satisfies the following conditions: a is a 1 ≥1.5a 2 Specifically, the line width of the first connecting line 4 is 0.3mm to 0.5mm, and the line width of the second connecting line 8 is 0.1mm to 0.2 mm. When the conditions are met, the second connecting wire 8 can be blown in 1s when short circuit and other overcurrent conditions occur, and therefore the danger that the adapter plate is burnt can be effectively avoided in time.
As shown in fig. 1 to 3, in an alternative embodiment of the present invention, the circuit adapter plate further includes a positive output terminal 10 and a negative output terminal 11 disposed on the adapter plate body 1.
Specifically, the positive output terminal 10 is disposed on one first junction module 2, and the negative output terminal is disposed on the other first junction module 2.
The positive output end 10 and the negative output end 11 on the circuit adapter plate can be used as power supply ends for supplying power to electric equipment by using a battery pack, the specific positions of the positive output end 10 and the negative output end 11 on the adapter plate body 1 are not limited, and the positive output end 10 and the negative output end 11 are arranged on one first adapter module 2 and the other first adapter module 2, so that the arrangement of the modules on the circuit adapter plate is compact.
Further, as shown in fig. 1 to 3, in an alternative embodiment of the present invention, the first switching module 2 is provided with one positive switching terminal 12, or one negative switching terminal 13, or one positive switching terminal 12 and one negative switching terminal 13. In this way, the adjacent electrical elements with positive and negative electrodes can be connected in series and parallel through the first switching module 2, so as to be switched into a circuit structure meeting the requirements.
As shown in fig. 2 and 3, in a preferred embodiment of the present invention, the circuit adapter plate further includes at least one threading hole 14 disposed on the adapter plate body 1, and the threading hole 14 is disposed on the peripheral side of the first adapter module 2. The threading holes 14 are used to pass through the connection lines connecting the relay terminal and the battery string electrodes, and each threading hole 14 may be used to pass through one connection line or both connection lines. Preferably, the number of the threading holes 14 corresponds to the number of the switching terminals of the first switching module 2, and at this time, a connecting line is threaded through each threading hole 14, so that the wiring of the circuit switching board can be clearer and simpler.
As shown in fig. 6, fig. 6 is a schematic cross-sectional view of the layer structure of the first interposer module 2, and in an alternative embodiment of the present invention, the first interposer module 2 includes a substrate layer disposed on the interposer body 1, the substrate layer includes a copper layer 16 and a nickel layer 15, and the copper layer 16 is disposed between the interposer body 1 and the nickel layer 15, so as to further simplify the processing of the circuit interposer.
Based on the same inventive concept, as shown in fig. 7, fig. 7 is a schematic structural diagram of a battery pack according to an embodiment of the present invention, and the present invention further provides a battery pack including a plurality of battery strings 17 and a circuit adapter plate as described in any of the above items, where the battery strings 17 include positive terminals 18 and negative terminals 19, the positive terminals 18 of the battery strings 17 are connected to the positive adapter terminal 12 of one first adapter module 2, and the negative terminals 19 of the battery strings 17 are connected to the negative adapter terminal 13 of another first adapter module 2.
The plurality of battery strings 17 of the present embodiment may be connected in series, connected in parallel, or connected in series and connected in parallel.
The battery pack of the technical scheme can carry out the in-process of connecting in series-parallel and walking the line with a plurality of battery strings 17 through the circuit adapter plate, if misoperation or circuit failure result in the electric current in the connecting wire to exceed its bearing range to the electric current, owing to be provided with fusing module 3 between first switching module 2 and second switching module 5, fusing module 3 fuses at this moment, thereby play the guard action to first switching module 2 and second switching module 5, and then realize the protection to the circuit adapter plate.
The battery pack of the technical scheme can be used in various electronic devices, for example, mobile terminals such as mobile phones and computers, or electric tools such as electric saws, electric drills and electric screwdrivers, or electric transportation tools such as electric automobiles.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A circuit patch panel, comprising: the keysets body, set up in switching circuit module and pad on the keysets body, switching circuit module includes:
a first switching module; the first switching module is connected with the fusing module through a first connecting wire; the fusing module is connected with the second switching module through the first connecting wire;
the fusing module includes: the first current limiting module is connected with the second current limiting module through a second connecting line; the melting point of the second connecting line is lower than that of the first connecting line;
the pad is arranged between the first current limiting module and the second current limiting module, and the second connecting line is arranged on the pad.
2. The circuit patch panel of claim 1, wherein the first current limiting module, the second connecting wire, and the second current limiting module are encapsulated as a unitary structure by an encapsulation film.
3. The circuit interposer as recited in claim 1, wherein said first connection lines have a linewidth equal to or greater than 1.5 times a linewidth of said second connection lines.
4. The circuit interposer as recited in claim 1, wherein said circuit interposer further comprises positive and negative output terminals disposed on said interposer body.
5. The circuit adapter board of claim 4, wherein said positive output terminal is disposed on one of said first junction modules and said negative output terminal is disposed on the other of said first junction modules.
6. The circuit patch panel of claim 1, wherein said first patch module is provided with one positive patch terminal, or one negative patch terminal, or one positive patch terminal and one negative patch terminal.
7. The circuit adapter plate of claim 1, further comprising at least one threading hole disposed in said adapter plate body, said threading hole disposed on a peripheral side of said first adapter module.
8. The circuit patch panel of claim 7, wherein the number of wire threading holes corresponds to the number of patching terminals of the first patching module.
9. The circuit interposer of claim 1, wherein the first interposer module comprises a substrate layer disposed on the interposer body, the substrate layer comprising a copper layer and a nickel layer, the copper layer disposed between the interposer body and the nickel layer.
10. A battery pack, comprising: a plurality of battery strings and the circuit patch panel of any one of claims 1-9, the battery strings comprising a positive terminal and a negative terminal, the positive terminal of the battery string being connected to a positive patch terminal of one of the first patch modules, the negative terminal of the battery string being connected to a negative patch terminal of another of the first patch modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250353.1A CN111106295B (en) | 2018-10-25 | 2018-10-25 | Circuit adapter plate and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250353.1A CN111106295B (en) | 2018-10-25 | 2018-10-25 | Circuit adapter plate and battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111106295A CN111106295A (en) | 2020-05-05 |
| CN111106295B true CN111106295B (en) | 2022-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811250353.1A Active CN111106295B (en) | 2018-10-25 | 2018-10-25 | Circuit adapter plate and battery pack |
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| Country | Link |
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| CN (1) | CN111106295B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101350517A (en) * | 2007-07-18 | 2009-01-21 | 罗伯特.博世有限公司 | Assembly with a housing |
| CN101911343A (en) * | 2007-11-29 | 2010-12-08 | 株式会社Lg化学 | Battery pack containing PCM employed with safety member |
| CN102177600A (en) * | 2008-07-16 | 2011-09-07 | Nec能源元器件株式会社 | Battery pack |
| EP2518818A1 (en) * | 2011-04-26 | 2012-10-31 | Saft | Electrical connection device |
| CN203967170U (en) * | 2014-06-17 | 2014-11-26 | 廊坊新奥燃气设备有限公司 | Anti-explosion battery |
| CN206116508U (en) * | 2016-11-04 | 2017-04-19 | 李相哲 | Group battery voltage acquisition device |
| CN106684453A (en) * | 2016-12-08 | 2017-05-17 | 浙江超威创元实业有限公司 | Lithium ion battery adapter plate and lithium ion battery with adapter plate |
| CN206313070U (en) * | 2016-10-08 | 2017-07-07 | 郑州宇通客车股份有限公司 | One kind sampling line, sampling wire harness, battery management system and automobile |
-
2018
- 2018-10-25 CN CN201811250353.1A patent/CN111106295B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101350517A (en) * | 2007-07-18 | 2009-01-21 | 罗伯特.博世有限公司 | Assembly with a housing |
| CN101911343A (en) * | 2007-11-29 | 2010-12-08 | 株式会社Lg化学 | Battery pack containing PCM employed with safety member |
| CN102177600A (en) * | 2008-07-16 | 2011-09-07 | Nec能源元器件株式会社 | Battery pack |
| EP2518818A1 (en) * | 2011-04-26 | 2012-10-31 | Saft | Electrical connection device |
| CN203967170U (en) * | 2014-06-17 | 2014-11-26 | 廊坊新奥燃气设备有限公司 | Anti-explosion battery |
| CN206313070U (en) * | 2016-10-08 | 2017-07-07 | 郑州宇通客车股份有限公司 | One kind sampling line, sampling wire harness, battery management system and automobile |
| CN206116508U (en) * | 2016-11-04 | 2017-04-19 | 李相哲 | Group battery voltage acquisition device |
| CN106684453A (en) * | 2016-12-08 | 2017-05-17 | 浙江超威创元实业有限公司 | Lithium ion battery adapter plate and lithium ion battery with adapter plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111106295A (en) | 2020-05-05 |
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