CN112563671B - Connection structure of lithium battery protection board and battery pack - Google Patents
Connection structure of lithium battery protection board and battery pack Download PDFInfo
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- CN112563671B CN112563671B CN202011487068.9A CN202011487068A CN112563671B CN 112563671 B CN112563671 B CN 112563671B CN 202011487068 A CN202011487068 A CN 202011487068A CN 112563671 B CN112563671 B CN 112563671B
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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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- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a connection structure of a lithium battery protection plate and a battery pack, which comprises the lithium battery protection plate and the battery pack, wherein the battery pack is formed by connecting a plurality of batteries in series, the positive electrode and the negative electrode of any two adjacent batteries are connected with one conductive sheet, a positive electrode connection terminal for connecting the positive electrode of the battery pack, a negative electrode connection terminal for connecting the negative electrode of the battery pack, a plurality of detection terminals which are in one-to-one correspondence with the conductive sheets and are used for connecting the corresponding conductive sheets are inserted on the lithium battery protection plate, the positive electrode of the battery pack is connected with one positive connection sheet, the negative electrode of the battery pack is connected with one negative connection sheet, a first slot corresponding to the positive connection sheet is formed on the positive electrode connection terminal, the positive connection sheet is detachably inserted in the first slot, a second slot corresponding to the negative connection sheet is formed on the negative connection terminal, a third slot matched with the corresponding conductive sheet is formed on each detection terminal, and each conductive sheet is inserted in the third slot on the corresponding detection terminal.
Description
Technical Field
The invention relates to a connecting structure of a lithium battery protection plate and a battery pack.
Background
The lithium battery protection board is used as a connecting piece of a battery pack and a battery clamp in the battery pack, the detection function of the battery pack state is achieved, the battery pack is protected safely, the traditional connection mode of the lithium battery protection board and the battery pack is through metal wire welding, automatic production is difficult to achieve due to the fact that the metal wire is softer, manual welding is still relied on at present, production cost is high, safety risks existing in manual welding are high, product quality consistency is low, and the situation that electric elements on the lithium battery protection board are damaged in the welding process is easy to occur.
Disclosure of Invention
The invention aims to solve the technical problems that: the connecting structure of the lithium battery protection plate and the battery pack is suitable for automatic production, so that labor cost is reduced, production efficiency and quality of products are improved, and reject ratio of the products is reduced.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a connection structure of lithium electricity protection shield and group battery, includes lithium electricity protection shield and group battery, the group battery is established ties by a plurality of batteries and forms, and the positive negative pole of arbitrary two adjacent battery interconnect all is connected with a conducting strip, peg graft on the lithium electricity protection shield have one be used for connecting the positive terminal of group battery, a negative pole connecting terminal that is used for connecting the group battery negative pole, a plurality of and the detecting terminal that is used for connecting corresponding conducting strip of conducting strip one-to-one, the anodal of group battery is connected with a positive connection piece, and the group battery negative pole is connected with a negative connection piece, offer the first slot that corresponds with the positive connection piece on the positive terminal, positive connection piece detachably peg graft in first slot, offer the second slot that corresponds with the negative connection piece on the negative connection terminal, the negative connection piece peg graft in the second slot, offered on each detecting terminal with corresponding conducting strip complex third slot, each conducting strip peg graft in the third slot on corresponding detecting terminal.
As a preferable scheme, the lithium battery protection plate is connected with a battery clamp, and one end of the positive electrode connecting terminal extends to the side of the positive terminal of the battery clamp and is connected with the positive terminal through welding; one end of the negative electrode connecting terminal extends to the side of the negative terminal of the battery clamp and is connected with the negative terminal through welding.
The beneficial effects of the invention are as follows: the invention adopts the positive electrode connecting terminal, the negative electrode connecting terminal and the detecting terminal with fixed shapes to connect the battery pack and the lithium battery protection board, thereby realizing the whole production process through automation, further reducing the labor cost, improving the production efficiency and quality of the product and reducing the reject ratio of the product.
Drawings
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic diagram of the structure of the present invention;
In fig. 1: 1. lithium battery protection board 2, group battery, 201, battery, 3, conducting strip, 4, positive connecting terminal, 5, negative connecting terminal, 6, detection terminal, 7, positive connecting piece, 8, negative connecting piece, 9, first slot, 10, second slot, 11, third slot, 12, battery clamp, 12-1, positive terminal, 12-2, negative terminal.
Detailed Description
Specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the connection structure of the lithium electric protection board and the battery pack comprises a lithium electric protection board 1 and the battery pack 2, the battery pack 2 is formed by connecting a plurality of batteries 201 in series, the positive and negative poles of any two adjacent batteries 201 are connected with one conducting strip 3, a positive connection terminal 4 for connecting the positive pole of the battery pack 2, a negative connection terminal 5 for connecting the negative pole of the battery pack 2, a plurality of detection terminals 6 which are in one-to-one correspondence with the conducting strips 3 and are used for connecting the corresponding conducting strips 3 are plugged onto the lithium electric protection board 1, the positive pole of the battery pack 2 is connected with one positive connection strip 7, the negative pole of the battery pack 2 is connected with one negative connection strip 8, a first slot 9 corresponding to the positive connection strip 7 is formed on the positive connection terminal 4, a second slot 10 corresponding to the negative connection strip 8 is formed on the negative connection terminal 5, the negative connection strip 8 is plugged into the second slot 10, a third slot 11 matched with the corresponding conducting strip 3 is formed on each detection terminal 6, and the positive connection strip 2 is plugged into the third slot 11 corresponding to the detection terminal 6.
The lithium battery protection board 1 is connected with a battery clamp 12, and one end of the positive electrode connecting terminal 4 extends to the side of a positive terminal 12-1 of the battery clamp 12 and is connected with the positive terminal 12-1 through welding; one end of the negative electrode connection terminal 5 extends to the side of the negative terminal 12-2 of the battery clamp 12 and is connected to the negative terminal 12-2 by welding. By this design, the degree of automation can be further improved, and the connection between the battery clamp 12 and the positive electrode connection terminal 4 and the negative electrode connection terminal 5 can be automated.
The working process of the invention is as follows: as shown in fig. 1, in the assembly process, the positive connecting sheet 7, the negative connecting sheet 8 and the conductive sheet 3 are directly welded according to the fixed positions to form an integral structure, and as each part of the battery pack 2 is in a fixed form and fixed in relative positions, the battery pack 2 after completion also has the same specification and form through automatic production, and the positive connecting terminal 4, the negative connecting terminal 5 and the detection terminal 6 with fixed shapes can also be inserted onto the lithium battery protection board 1 through automation and are subjected to positioning welding by adopting a welding robot, and finally, the battery pack 2 is directly inserted into the positive connecting terminal 4, the negative connecting terminal 5 and each detection terminal 6, so that the installation is quickly completed, the labor cost is further reduced, the production efficiency and quality of products are improved, and the reject ratio of the products is reduced.
The above embodiments are merely illustrative of the principles and effects of the present invention, and some of the applied embodiments, and are not intended to limit the invention; it should be noted that modifications and improvements can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the present invention.
Claims (2)
1. The utility model provides a connection structure of lithium electric protection board and group battery, includes lithium electric protection board (1) and group battery (2), its characterized in that, group battery (2) are established ties by a plurality of batteries (201) and are formed, and the positive negative pole of arbitrary two adjacent battery (201) interconnect all is connected with a conducting strip (3), peg graft on lithium electric protection board (1) and have one be used for connecting positive connection terminal (4) of group battery (2), one be used for connecting negative connection terminal (5) of group battery (2) negative pole, a plurality of and conducting strip (3) one-to-one be used for connecting detection terminal (6) of corresponding conducting strip (3), the positive pole of group battery (2) is connected with a positive connection piece (7), group battery (2) negative pole is connected with a negative connection piece (8), set up first slot (9) that correspond with positive connection piece (7) on positive connection terminal (4), positive connection piece (7) detachably peg graft in first slot (9), set up on negative connection terminal (5) and have set up second slot (10) that correspond with negative connection piece (8) on each one-to-one and-to-one connection piece (10) corresponds in detecting slot (10), each conducting strip (3) is inserted into a third slot (11) on the corresponding detection terminal (6), and the positive electrode connection terminal (4), the negative electrode connection terminal (5) and the detection terminal (6) are fixed in shape;
The lithium battery protection board (1) is connected with a battery clamp (12), and one end of the positive electrode connecting terminal (4) extends to the side of a positive terminal (12-1) of the battery clamp (12) and is connected with the positive terminal (12-1) through welding; one end of the negative electrode connecting terminal (5) extends to the side of the negative terminal (12-2) of the battery clamp (12) and is connected with the negative terminal (12-2) through welding.
2. The connection structure of the lithium battery protection plate and the battery pack according to claim 1, wherein the battery pack (2) is directly welded with the positive connection plate (7), the negative connection plate (8) and the conductive plate (3) according to fixed positions in the assembly process to form an integral structure, all parts of the battery pack (2) are in fixed forms and fixed relative positions, the positive connection terminal (4), the negative connection terminal (5) and the detection terminal (6) with fixed shapes are inserted onto the lithium battery protection plate (1) and are subjected to positioning welding by adopting a welding robot, and finally the battery pack (2) is directly inserted into the positive connection terminal (4), the negative connection terminal (5) and all the detection terminals (6), so that the installation is completed quickly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011487068.9A CN112563671B (en) | 2020-12-16 | 2020-12-16 | Connection structure of lithium battery protection board and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011487068.9A CN112563671B (en) | 2020-12-16 | 2020-12-16 | Connection structure of lithium battery protection board and battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112563671A CN112563671A (en) | 2021-03-26 |
| CN112563671B true CN112563671B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011487068.9A Active CN112563671B (en) | 2020-12-16 | 2020-12-16 | Connection structure of lithium battery protection board and battery pack |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012243403A (en) * | 2011-05-16 | 2012-12-10 | Hitachi Vehicle Energy Ltd | Secondary battery |
| CN207183372U (en) * | 2017-09-01 | 2018-04-03 | 江苏引创照明科技有限公司 | A kind of solar street light li-ion cell protection board connecting structure |
| CN210429949U (en) * | 2019-11-04 | 2020-04-28 | 横店集团东磁股份有限公司 | Battery pack and electric bicycle |
| CN213959096U (en) * | 2020-12-16 | 2021-08-13 | 张家港华捷电子有限公司 | Connection structure of lithium electricity protection shield and group battery |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5570383B2 (en) * | 2010-10-15 | 2014-08-13 | 株式会社神戸製鋼所 | Conductive connecting member, method of manufacturing conductive connecting member, and battery having conductive connecting member as electrode |
-
2020
- 2020-12-16 CN CN202011487068.9A patent/CN112563671B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012243403A (en) * | 2011-05-16 | 2012-12-10 | Hitachi Vehicle Energy Ltd | Secondary battery |
| CN207183372U (en) * | 2017-09-01 | 2018-04-03 | 江苏引创照明科技有限公司 | A kind of solar street light li-ion cell protection board connecting structure |
| CN210429949U (en) * | 2019-11-04 | 2020-04-28 | 横店集团东磁股份有限公司 | Battery pack and electric bicycle |
| CN213959096U (en) * | 2020-12-16 | 2021-08-13 | 张家港华捷电子有限公司 | Connection structure of lithium electricity protection shield and group battery |
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| CN112563671A (en) | 2021-03-26 |
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