CN104157821B - Power battery box and printed circuit board (PCB) adapter plate - Google Patents
Power battery box and printed circuit board (PCB) adapter plate Download PDFInfo
- Publication number
- CN104157821B CN104157821B CN201410391941.2A CN201410391941A CN104157821B CN 104157821 B CN104157821 B CN 104157821B CN 201410391941 A CN201410391941 A CN 201410391941A CN 104157821 B CN104157821 B CN 104157821B
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- Prior art keywords
- conductive
- positive
- negative electrode
- battery module
- pcb
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Classifications
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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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a power battery box and a printed circuit board (PCB) adapter plate; the power battery comprises a box body and at least one battery module arranged in the box body, the printed circuit board (PCB) adapter plate which is used for being electrically connected with each battery module is arranged above the box body, through the design of conductive connection holes and conductive layers on the PCB adapter plate, corresponding battery modules are connected, each battery module is electrically connected with the PCB adapter plate by arrangement of positive and negative pole terminals in corresponding conductive connection holes in a penetration manner, single cells of each battery module are parallelly connected by the conductive layers arranged on positive and negative pole conductive hole rows, conductive members welded on the conductive layers ensure a high current passes through, and connected battery modules are connected by the conductive members. By arrangement of a conductive circuit on the PCB adapter plate, the number of the used conductive members is reduced, the connection is more convenient, the workload is reduced, and the work efficiency is improved.
Description
Technical field
The invention belongs to electrokinetic cell field, be specifically related to a kind of power battery box and PCB keyset thereof.
Background technology
Power battery box is usually and is constituted a battery modules by multiple battery modules are the most in series or in parallel
It is arranged in a casing composition, and each battery module is by multiple cells by series connection or also
The mode of connection forms, and the capacity of battery case is the biggest, and battery module and the cell of assembling are the most,
Battery case especially for use in electric vehicle field.When assembling, in order to by each battery module and monomer electricity
Pond is conductively connected, and general employing bus or conductive plate are attached.In high capacity cell case,
The number using bus that this connected mode needs or conductive plate is the most more, couples together also the most multiple
Miscellaneous, increase the assembly working amount of battery modules, reduce the efficiency of assembly working.
Further, since need the voltage of battery module each in battery case to be carried out detection management, with battery
The connection of management system BMS just becomes particularly important.In current power battery box, generally by by BMS
In each battery module connected, at the positive pole of each battery module, draw a voltage detecting line and be somebody's turn to do
BMS connect, so since, in each power battery box, will have some scattered wire harness at battery
In casing, and every line is required for human weld, and the arrangement that not only have impact on box house layout is attractive in appearance
Property, but also add substantial amounts of workload.
Summary of the invention
It is an object of the invention to provide a kind of PCB keyset, scattered to solve existing electrokinetic cell cell layout
Random problem, provides a kind of power battery box using this PCB keyset simultaneously.
In order to realize object above, the technical solution adopted in the present invention is: a kind of PCB keyset, bag
Rubbing board body, plate body is provided with least one set for sequentially arranging along corresponding battery module arragement direction and wearing
If making terminal conduct electricity the conductive hole being connected with plate body during the positive and negative electrode terminal of corresponding battery module, often group is led
Electricity Kong Jun include for the positive and negative electrode terminal of the corresponding battery module worn conductive communication respectively just,
Negative conductive hole is arranged, and each positive and negative electrode conductive hole row is provided with the positive and negative electrode conductive layer of correspondence.
Described plate body is provided with the connector for being connected with the wiring harness interface of BMS, and described connector is provided with
For the connection terminal being conductively connected with corresponding conductive layer.
Described connector is arranged at the wherein end of conductive hole row's arragement direction.
Each conductive hole row extends perpendicularly to its arragement direction, and positive and negative electrode conductive hole row arrange along it
Interval, direction is arranged, for corresponding different battery modules adjacent positive and negative electrode conductive layer conductive communication.
Power battery box of the present invention be the technical scheme is that a kind of power battery box, including casing and
At least one battery module arranged in casing, being arranged over for each battery module conduction even of casing
The PCB keyset connect, described PCB keyset includes that plate body, plate body are provided with least one set along corresponding electricity
Pond module arragement direction sequentially arrange and make when wearing the positive and negative electrode terminal of corresponding battery module terminal with
The conductive hole that plate body conduction is connected, often group conductive hole all include with the corresponding battery module worn positive and negative
The positive and negative electrode conductive hole row of extreme son conductive communication respectively, each positive and negative electrode conductive hole row is provided with correspondence
Positive and negative electrode conductive layer；The electric-conductor of correspondence it is equipped with on each conductive layer.
Described plate body is provided with the connector for being connected with the wiring harness interface of BMS, and described connector is provided with
For the connection terminal being conductively connected with corresponding conductive layer.
Described connector is arranged at the wherein end of conductive hole row's arragement direction.
Each conductive hole row extends perpendicularly to its arragement direction, and positive and negative electrode conductive hole row arrange along it
Interval, direction is arranged, for corresponding different battery modules adjacent positive and negative electrode conductive layer conductive communication.
Electric-conductor corresponding to positive and negative electrode conductive layer at described conductive hole row arragement direction two ends for including,
The U-shaped part in lower two plate faces, described lower face is attached on the conductive layer of correspondence；It is recessed that two plate faces are constituted
Being provided with copper bar in groove, copper bar is provided with for fixing the connecting hole being connected with upper face.
The shape of the described shape being conductively connected hole and the positive and negative electrode terminal of corresponding battery module is coincide adaptive.
The power battery box of the present invention and PCB keyset thereof, by design conduction on PCB keyset even
Connecing hole and conductive layer, be attached by corresponding battery module, each battery module is by by its both positive and negative polarity
Terminal is located in being conductively connected in hole of correspondence makes it be conductively connected with PCB keyset, each battery module
Cell be together in parallel by the upper conductive layer laid of positive and negative electrode conductive hole row, and weld on conductive layer
The electric-conductor connect ensure that and carries out even also by electric-conductor between passing through of big electric current, and connected battery module
Connect.Owing to by means of the conducting channel laid on PCB keyset, greatly reduce the use number of electric-conductor
Amount, is simultaneously connected with the most more convenient, alleviates workload, improve work efficiency.
The setting of connector structure achieves battery case and is connected with the quick of the wiring harness interface on BMS；Meanwhile,
When carrying out battery module and assembling, casing does not the most exist scattered wire harness, whole structure simpler
Clean, attractive in appearance, and it is greatly saved layout and the weld interval of wire harness.
Accompanying drawing explanation
Fig. 1 is the structure chart in PCB keyset embodiment front of the present invention；
Fig. 2 is the structure chart at the PCB keyset back side；
Fig. 3 is the detonation configuration figure of battery modules of the present invention；
Fig. 4 is the cut-away view of battery modules of the present invention
Fig. 5 is the structure chart of electric-conductor；
Fig. 6 is the structure chart of copper bar；
Fig. 7 is battery case structure figure.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is described further by specific embodiment.
It is the structural representation of PCB keyset embodiment of the present invention as depicted in figs. 1 and 2, as seen from the figure,
This keyset includes plate body 1, and plate body is provided with least one set (the present embodiment is 5 groups) for along corresponding electricity
Pond module arragement direction (the present embodiment i.e. length direction of plate body) is sequentially arranged and is wearing corresponding battery
Make terminal conduct electricity the conductive hole being connected with plate body during the positive and negative electrode terminal of module, often organize conductive hole and all include
For the positive and negative electrode conductive hole with the positive and negative electrode terminal conductive communication respectively of the corresponding battery module worn
Row 2, each positive and negative electrode conductive hole row is provided with the positive and negative electrode conductive layer 3 of correspondence.
In order to the shape of the positive and negative electrode terminal of the shape with corresponding battery module that are conductively connected hole is coincide adaptive,
Ensure that corresponding battery terminal is good with the electric conductivity of plate body.
Plate body is provided with the connector 4 for being connected with the wiring harness interface of BMS, this connector be provided with for
The connection terminal that corresponding conductive layer is conductively connected.The present embodiment for ease of with quickly the connecting of BMS wiring harness interface
Connect and in view of the reasonability of circuit on PCB keyset, connector is arranged on plate body length direction
Wherein an end portion；Certainly, connector is not limited to above-mentioned set-up mode herein, it is also possible to as required
It is arranged at the optional position of PCB keyset plate body.
In view of the reasonable Arrangement of body structure, the bearing of trend of each conductive hole row in the present embodiment is vertical
In its arragement direction；It addition, connect for ease of wiring, positive and negative electrode conductive hole is arranged along between its arragement direction
Every setting, by corresponding different battery modules adjacent positive and negative electrode conductive layer also by laying PCB on
Conductive layer conductive communication.From the point of view of said structure, by the battery modules of this PCB keyset connection
Attachment structure is as follows: each battery modules is by the way of stacking and utilizes the conductive layer parallel connection of correspondence to rise
Come, and on plate body length direction multiple identical battery modules arranged side by side, each battery module is connected again
Connect.
As other embodiments, the arrangement of the conductive hole row on PCB is not limited to aforesaid way, its
Bearing of trend and arragement direction are relevant with how putting of battery module, it would however also be possible to employ other disposing way,
When battery module disposing way changes, the conducting channel that corresponding PCB keyset is laid also corresponding design
Change.Such as, row is extended along plate body length direction for each conductive hole, adjacent battery modules is also led to
Cross the adjacent conductive layer conductive communication laid on PCB, then the battery mould connected by this PCB keyset
Group can have two kinds of connected modes: if the polarity connecting conductive layer adjacent during adjacent battery modules is identical,
It is connected in parallel between the most each battery module；If connecting the pole of conductive layer adjacent during adjacent battery modules
Property different, then this battery modules is also in series by each battery module.
Being illustrated in figure 2 the structure chart at the present embodiment PCB keyset back side, the connecting line in figure is use
In the voltage detecting wire harness 5 being connected with BMS, this wire harness is by for being connected, with each battery module, the electricity formed
The detection line composition that the negative pole of pond module and the positive pole of each battery module connect, for the present embodiment, also
That is each connector of connector is conductively connected with corresponding each conductive layer, the side being herein conductively connected
Formula more than one, can connect, it is also possible to by flying in the way of employing lays conducting channel on pcb board
Line connects, and in the junction at fly line two ends, (one end is the connector of connector, and the other end is corresponding leading
Electric layer) all welding be connected.In view of the aesthetic property in casing, at PCB keyset when being connected by fly line
The back side on carry out.
As shown in Fig. 3～Fig. 4, present invention also offers a kind of power battery box, including shell 6, casing
And casing in arrange at least one battery module 7 (the present embodiment is 5), casing be arranged over use
In the PCB keyset being conductively connected with each battery module, the structure of described PCB keyset is described above；
The electric-conductor of correspondence it is equipped with, it is ensured that conductive layer can lead to super-high-current on each conductive layer.
Battery modules in this battery case is in series by each battery module, and each battery module is again by respectively
Cell composes in parallel, and on the PCB keyset of its correspondence, each conductive hole row's extends perpendicularly to it
Arragement direction, positive and negative electrode conductive hole row is arranged along its arragement direction interval, for corresponding different battery moulds
Block adjacent positive and negative electrode conductive layer conductive communication.
As it is shown in figure 5, the electric-conductor 8 of the present embodiment is nickel plate or nickel strap, naturally it is also possible to use other
Conductive material, the shape of nickel strap do not does requirement, makees as long as playing conductive communication according to the situation of overcurrent
With.Wherein, middle 4 conductive connection plates not only achieve the conduction of each self-corresponding conductive layer,
Simultaneously the most also conductive communication adjacent two battery module (series connection), electric-conductor welds together with conductive layer.
It addition, for the ease of battery case is conductively connected with external electric equipment, by corresponding leading at two ends
Electricity part is arranged to U-shaped part 9 structure, and the lower face of U-shaped part is attached on the conductive layer of correspondence, and upper face leads to
The conduction of battery case realization and external electric equipment drawn by the conduction fixture (generally bolt) crossing correspondence
Connect.In order to avoid when fixing connection, upper face is under pressure and deforms downwards, constitutes in two plate faces
Groove is provided with copper bar 10, as shown in Figure 6, for ease of U-shaped part is fitted together with copper bar,
(the present embodiment uses bolt to be respectively provided with the corresponding fixing connecting hole connected on the upper face of copper bar and U-shaped part
Connect) it is provided for fixing the connecting hole being connected with upper face on copper bar.
After installing shell 6 as shown in Figure 7 outside battery modules additional, for ease of making its connector with corresponding
BMS connects, and this connector 4 is arranged at the end on PCB keyset plate body length direction.
It addition, in order to when connecting BMS, it is simple to by corresponding with each battery module for each voltage detecting line,
Typically follow incremental former when the negative pole of each battery module and battery modules is connected with the connector of connector
Then, what the most adjacent both threads bundle connected is two adjacent string battery, from low to high principles.Herein by
Low to high principle refers to the height of voltage, and this order of connection is also to be designed with the principle of voltage levels
's.
Above example is only used for helping to understand the core concept of the present invention, it is impossible to limit the present invention with this,
The battery modules of the present embodiment is not limited to above-mentioned connected mode, it would however also be possible to employ other series connection and/or parallel connection
Mode each battery module is assembled, battery modules connected mode change time, corresponding PCB transfer
The design of the wire line of plate changes the most accordingly, the design all without departing from the present invention no matter which kind of shifts gears
Thought, belongs to the distressed structure of the present embodiment, for those skilled in the art, every according to the present invention
Thought, the present invention is modified or equivalent, in specific embodiments and applications institute
Any change done, should be included within the scope of the present invention.
Claims (5)
1. a power battery box, it is characterised in that: at least one electricity arranged in including casing and casing
Pond module, casing be arranged over the PCB keyset for being conductively connected, described PCB with each battery module
Keyset includes that plate body, plate body are provided with least one set and sequentially arrange also along corresponding battery module arragement direction
The conductive hole that terminal is connected is made with plate body conduction, often when wearing the positive and negative electrode terminal of corresponding battery module
Group conductive hole all include positive and negative electrode terminal with the corresponding battery module worn distinguish conductive communication just,
Negative conductive hole is arranged, and each positive and negative electrode conductive hole row is provided with the positive and negative electrode conductive layer of correspondence；Each lead
The electric-conductor of correspondence it is equipped with in electric layer；Positive and negative electrode conduction at described conductive hole row arragement direction two ends
The electric-conductor that layer is corresponding is the U-shaped part including upper and lower two plate faces, and described lower face is attached at correspondence
On conductive layer；Being provided with copper bar in the groove that two plate faces are constituted, copper bar is provided with and connects for fixing with upper face
The connecting hole connect.
Power battery box the most according to claim 1, it is characterised in that: described plate body is provided with use
In the connector being connected with the wiring harness interface of BMS, described connector is provided with for conducting electricity with corresponding conductive layer
The connection terminal connected.
Power battery box the most according to claim 2, it is characterised in that: described connector is arranged at
The wherein end of conductive hole row's arragement direction.
Power battery box the most according to claim 1, it is characterised in that: the extension of each conductive hole row
Direction is perpendicular to its arragement direction, and positive and negative electrode conductive hole row is arranged, for right along its arragement direction interval
Should different battery modules adjacent positive and negative electrode conductive layer conductive communication.
5. according to the power battery box described in Claims 1 to 4 any one, it is characterised in that: described
The shape of conductive hole is coincide adaptive with the shape of the positive and negative electrode terminal of corresponding battery module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410391941.2A CN104157821B (en) | 2014-08-12 | 2014-08-12 | Power battery box and printed circuit board (PCB) adapter plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410391941.2A CN104157821B (en) | 2014-08-12 | 2014-08-12 | Power battery box and printed circuit board (PCB) adapter plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104157821A CN104157821A (en) | 2014-11-19 |
| CN104157821B true CN104157821B (en) | 2017-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410391941.2A Active CN104157821B (en) | 2014-08-12 | 2014-08-12 | Power battery box and printed circuit board (PCB) adapter plate |
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| Country | Link |
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| CN (1) | CN104157821B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578745B (en) * | 2015-11-04 | 2019-05-28 | 盐城市惠众新能源科技有限公司 | Printed circuit board and power supply system |
| KR102497113B1 (en) * | 2015-11-19 | 2023-02-07 | 삼성에스디아이 주식회사 | Battery pack |
| CN106961128A (en) * | 2016-01-11 | 2017-07-18 | 顺丰科技有限公司 | Unmanned plane intelligent battery |
| CN106299185A (en) * | 2016-08-29 | 2017-01-04 | 天津力神电池股份有限公司 | A kind of modular automotive battery case |
| CN107093687A (en) * | 2017-05-26 | 2017-08-25 | 江苏银基烯碳能源科技有限公司 | A kind of battery module structure |
| IT201800006642A1 (en) * | 2018-06-25 | 2019-12-25 | POWER SUPPLY MODULE AND METHOD FOR ASSEMBLING IT | |
| CN109817873A (en) * | 2018-12-17 | 2019-05-28 | 浙江新创能源有限公司 | A kind of electrokinetic cell system |
| CN114076860B (en) * | 2020-08-19 | 2023-02-28 | 华中科技大学 | Voltage detection device for half-bridge type power module |
| WO2023108329A1 (en) * | 2021-12-13 | 2023-06-22 | Inventus Power, Inc. | Battery pack |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100870363B1 (en) * | 2007-03-15 | 2008-11-25 | 삼성에스디아이 주식회사 | Protection circuit board for secondary battery and secondary battery using the same |
| CN202384422U (en) * | 2011-11-21 | 2012-08-15 | 深圳市沃特玛电池有限公司 | Electrode adapter board of serial-parallel battery pack |
| CN103441231B (en) * | 2013-08-14 | 2016-03-23 | 科力远混合动力技术有限公司 | Battery pack connects and data sampling method |
| CN204029911U (en) * | 2014-08-12 | 2014-12-17 | 多氟多（焦作）新能源科技有限公司 | Power battery box and PCB keyset thereof |
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2014
- 2014-08-12 CN CN201410391941.2A patent/CN104157821B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104157821A (en) | 2014-11-19 |
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| CP03 | "change of name, title or address" |
Address after: 454191 Industrial Cluster Area, Jiaozuo City, Henan Province, Standardized Workshop Area on the North Side of Xinyuan Road, West Park Patentee after: Multi-fluorine New Energy Technology Co., Ltd. Address before: 454191 Henan Jiaozuo industrial agglomeration area, West Park, Xinyuan Road, north side of the standardization workshop. Patentee before: Duofuduo (Jiaozuo) Amperex Technology Limited |
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