CN204834733U - Secure architecture of group battery connecting plate - Google Patents
Secure architecture of group battery connecting plate Download PDFInfo
- Publication number
- CN204834733U CN204834733U CN201520456498.2U CN201520456498U CN204834733U CN 204834733 U CN204834733 U CN 204834733U CN 201520456498 U CN201520456498 U CN 201520456498U CN 204834733 U CN204834733 U CN 204834733U
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- CN
- China
- Prior art keywords
- pcb board
- battery pack
- connecting piece
- connecting plate
- electrode connecting
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- 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.)
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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 utility model discloses a secure architecture of group battery connecting plate, its include the PCB board and with the PCB metal sheet together that hardens, the PCB board is including insulating base member, with first conducting layer and the second conducting layer of etch process distribution on two opposite flanks of base member, first conducting layer includes a plurality of independent electrically conductive modules, electrically conductive module includes conducting strip and the first electrode connection piece of being connected with the conducting strip through electrically conductive arm, still be equipped with the second electrode connection piece in the position department that corresponds the first electrode connection piece on the second conducting layer, distributing all around of first electrode connection piece has the via hole that runs through whole PCB board, the medial surface electric connection of via hole is to first, two electrode connection pieces. Compared with the prior art, the new benefit of this practicality lies in: 1 )The metal sheet helps the heat dissipation, 2 )The through -hole that established in and on the upper and lower surface of electrode connection piece all is connected with battery cell's electrode, helps reducing battery cell electrode contact's resistance, 3 )The mass flow board can be regarded as to the metal sheet, can realize the conveying of heavy current.
Description
[technical field]
The utility model relates to the security technology area of power battery pack, particularly relates to the safeguard construction of the automobile-used battery pack connecting plate of a kind of applicable electric automobile, Electric Transit.
[background technology]
Ferric phosphate lithium cell, as the new forms of energy of automobile, is widely used.But electric automobile and the voltage, electric current etc. of electric bus to battery all require higher, therefore, are provided with the battery pack that several ferric phosphate lithium cell series and parallels combine in the power supply box of electric automobile and electric bus.
Battery pack has first rear tandem plan in parallel, scheme in parallel after also having first series connection.Adopt the scheme of first and rear string, equilibrium mutually between cell in parallel, consistency is better.If but short trouble appears in a certain joint cell, it will become the load of other and its batteries in parallel connection, and the energy of all batteries in parallel with it discharges rapidly in fault cell, thus causes more serious consequence.
Chinese utility model patent ZL201120357214.6 discloses a kind of safeguard construction of power battery pack, it comprises a reinforced wiring board, described reinforced wiring board comprise conduction mainboard and cover conduction mainboard positive and negative and with conduction mainboard integrated insulating material, conduction mainboard comprises and is provided with N × P for connecting electrode connecting piece and the substrate of cell polarity, cannelure is provided with between described electrode connecting piece and substrate, also be provided with at least three between described electrode connecting piece and substrate and be electrically connected arm, be electrically connected arm and cannelure is divided into three parts.
Although, this reinforced wiring board can allow between cell balanced mutually, consistency is good, and, if there is the phenomenon of short circuit in certain cell of internal battery pack, the electric connection arm fusing arranged in reinforced wiring board will be made, thus the cell of the possible overcurrent in cell matrix is isolated from battery matrix, prevent the diffusion of fault cell, protect the safety of battery pack, but at least there is following defect in this reinforced wiring board: 1) this reinforced wiring board heat dispersion is bad; 2) because substrate is generally scale copper, cause its loaded current too small, directly cannot be used as collector plate; 3) vertical protection cannot be realized.
In view of above drawback, be necessary to provide a kind of safeguard construction of battery pack connecting plate to overcome above-mentioned defect in fact.
[utility model content]
The purpose of this utility model is to provide a kind of simplicity of design, heat dispersion is good, and can realize the safeguard construction of the battery pack connecting plate of vertical protection.
To achieve these goals, the utility model provides a kind of safeguard construction of battery pack connecting plate, it metallic plate comprising pcb board and combine with pcb board, described pcb board comprises the matrix of insulation, the first conductive layer on matrix two relative side and the second conductive layer is distributed in etch process, described first conductive layer comprises some independently conductive modules, the first electrode connecting piece that described conductive module is comprised conducting strip and is connected by conductive arm with conducting strip, described second conductive layer is also provided with the second electrode connecting piece in the position of corresponding first electrode connecting piece, the surrounding of described first electrode connecting piece is distributed with the via hole running through whole pcb board, the medial surface of described via hole is electrically connected to first, two electrode connecting piece.
One as the safeguard construction of the utility model battery pack connecting plate is improved, the through hole that the pole described pcb board offering Gong the cell running through first and second electrode connecting piece enters, described pcb board and metallic plate are also provided with locking hole on correspondence position, can install lock screw by the two firm locking together.
One as the safeguard construction of the utility model battery pack connecting plate is improved, and the surrounding of described through hole, the junction of first and second electrode connecting piece and cell stud or nut contact position and pcb board and metallic plate is all coated with scolding tin.
One as the safeguard construction of the utility model battery pack connecting plate is improved, and the matrix of described insulation is made up of fire-retardant and that intensity is high plastic material.
One as the safeguard construction of the utility model battery pack connecting plate is improved, and described metallic plate is formed by metallic aluminium manufacture.
One as the safeguard construction of the utility model battery pack connecting plate is improved, and described conductive arm is L-type, and its one end is connected to the other one end of electrode connecting piece and is connected to conducting strip.
One as the safeguard construction of the utility model battery pack connecting plate is improved, and other positions except scolding tin, surface of described pcb board all scribble insulating varnish.
Compared with prior art, the benefit that the safeguard construction of the utility model battery pack connecting plate has is: 1) metallic plate contributes to heat radiation, can timely and effectively be left by heat in battery case, to ensure the safety of battery case; 2) electrode connecting piece upper and lower surface and in the through hole established all with the Electrode connection of cell, contribute to the resistance reducing cell electrode contact; 3) metallic plate can be used as collector plate, can realize the transmission of big current.
[accompanying drawing explanation]
Fig. 1 is the perspective view of the safeguard construction of the utility model battery pack connecting plate;
Fig. 2 is the safeguard construction exploded view of the utility model battery pack connecting plate.
[embodiment]
In order to make, the purpose of this utility model, technical scheme and Advantageous Effects are more clear to be understood, below in conjunction with the drawings and specific embodiments, is further elaborated to the utility model.Should be understood that, the embodiment described in this specification is only used to explain the utility model, is not to limit the utility model.
Please refer to shown in Fig. 1 to 2, the utility model provides a kind of safeguard construction 100 of battery pack connecting plate, it metallic plate 10 comprising pcb board and combine with pcb board, described pcb board comprises the matrix of insulation, the first conductive layer 21 and the second conductive layer 22 on matrix two relative side is distributed in etch process, described first conductive layer 21 comprises some independently conductive modules 23, the first electrode connecting piece 232 that described conductive module 23 is comprised conducting strip 231 and is connected by conductive arm with conducting strip, described second conductive layer 22 is also provided with the second electrode connecting piece 221 in the position of corresponding first electrode connecting piece, the surrounding of described first electrode connecting piece 232 is distributed with the via hole 233 running through whole pcb board, the medial surface of described via hole 233 is electrically connected to first, two electrode connecting piece (232, 221).
Pcb board offers and runs through first and second electrode connecting piece (232,221) through hole 234 that the pole of Gong cell enters, described pcb board and metallic plate 10 are also provided with locking hole 30 on correspondence position, can install lock screw by the two firm locking together.
The surrounding of through hole 234, first and second electrode connecting piece (232,221) is all coated with scolding tin with the junction of cell stud or nut contact position and pcb board and metallic plate 10.
Conductive arm 235 is in L-type, and its one end is connected to the other one end of electrode connecting piece and is connected to conducting strip.The width of the cross section of conductive arm directly has influence on the size of overcurrent, by setting according to the capacity of battery and maximum discharge current.
Other positions except scolding tin, surface of pcb board all scribble insulating varnish, and insulating varnish not only can prevent from being electrically connected between cell and PCB, can also as the insulant between conducting strip, electrode connecting piece and conductive arm.
The matrix of the insulation that the safeguard construction of the utility model battery pack connecting plate adopts is made up of fire-retardant and that intensity is high plastic material, and metallic plate is formed by metallic aluminium manufacture.
The safeguard construction of the utility model battery pack connecting plate, be not restricted to described in specification and execution mode, therefore additional advantage and amendment can easily be realized for the personnel of familiar field, therefore when not deviating from the spirit and scope of the universal that claim and equivalency range limit, the utility model is not limited to specific details, representational equipment and illustrates here and the examples shown described.
Claims (7)
1. the safeguard construction of a battery pack connecting plate, it is characterized in that: the metallic plate comprising pcb board and combine with pcb board, described pcb board comprises the matrix of insulation, the first conductive layer on matrix two relative side and the second conductive layer is distributed in etch process, described first conductive layer comprises some independently conductive modules, the first electrode connecting piece that described conductive module is comprised conducting strip and is connected by conductive arm with conducting strip, described second conductive layer is also provided with the second electrode connecting piece in the position of corresponding first electrode connecting piece, the surrounding of described first electrode connecting piece is distributed with the via hole running through whole pcb board, the medial surface of described via hole is electrically connected to first, two electrode connecting piece.
2. the safeguard construction of battery pack connecting plate as claimed in claim 1, it is characterized in that: the through hole that the pole described pcb board offering Gong the cell running through first and second electrode connecting piece enters, described pcb board and metallic plate are also provided with locking hole on correspondence position, can install lock screw by the two firm locking together.
3. the safeguard construction of battery pack connecting plate as claimed in claim 2, it is characterized in that: the surrounding of described through hole, the junction of first and second electrode connecting piece and cell stud or nut contact position and pcb board and metallic plate is all coated with scolding tin.
4. the safeguard construction of battery pack connecting plate as claimed in claim 1, is characterized in that: the matrix of described insulation is made up of fire-retardant and that intensity is high plastic material.
5. the safeguard construction of battery pack connecting plate as claimed in claim 1, is characterized in that: described metallic plate is formed by metallic aluminium manufacture.
6. the safeguard construction of battery pack connecting plate as claimed in claim 1, it is characterized in that: described conductive arm is L-type, its one end is connected to the other one end of electrode connecting piece and is connected to conducting strip.
7. the safeguard construction of battery pack connecting plate as claimed in claim 3, is characterized in that: other positions except scolding tin, surface of described pcb board all scribble insulating varnish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456498.2U CN204834733U (en) | 2015-06-29 | 2015-06-29 | Secure architecture of group battery connecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456498.2U CN204834733U (en) | 2015-06-29 | 2015-06-29 | Secure architecture of group battery connecting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204834733U true CN204834733U (en) | 2015-12-02 |
Family
ID=54692296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520456498.2U Active CN204834733U (en) | 2015-06-29 | 2015-06-29 | Secure architecture of group battery connecting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204834733U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328875A (en) * | 2015-06-29 | 2017-01-11 | 深圳市沃特玛电池有限公司 | Safety structure of battery pack connection board |
| CN115332734A (en) * | 2022-09-13 | 2022-11-11 | 四川启睿克科技有限公司 | Integrated chip and battery integration method |
-
2015
- 2015-06-29 CN CN201520456498.2U patent/CN204834733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328875A (en) * | 2015-06-29 | 2017-01-11 | 深圳市沃特玛电池有限公司 | Safety structure of battery pack connection board |
| CN115332734A (en) * | 2022-09-13 | 2022-11-11 | 四川启睿克科技有限公司 | Integrated chip and battery integration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tongling waltmal Battery Co., Ltd. Assignor: Shenzhen Optimum Battery Co., Ltd. Contract record no.: 2016440020091 Denomination of utility model: Safety structure of battery pack connection board Granted publication date: 20151202 License type: Common License Record date: 20161021 Assignee: Tangshan City waltmal Battery Co., Ltd. Assignor: Shenzhen Optimum Battery Co., Ltd. Contract record no.: 2016440020089 Denomination of utility model: Safety structure of battery pack connection board Granted publication date: 20151202 License type: Common License Record date: 20161020 Assignee: Shiyan waltmal Battery Co., Ltd. Assignor: Shenzhen Optimum Battery Co., Ltd. Contract record no.: 2016440020092 Denomination of utility model: Safety structure of battery pack connection board Granted publication date: 20151202 License type: Common License Record date: 20161021 Assignee: Linfen waltmal Battery Co., Ltd. Assignor: Shenzhen Optimum Battery Co., Ltd. Contract record no.: 2016440020090 Denomination of utility model: Safety structure of battery pack connection board Granted publication date: 20151202 License type: Common License Record date: 20161020 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20151202 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20151202 |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210428 Granted publication date: 20151202 |