CN204029911U - Power battery box and PCB keyset thereof - Google Patents
Power battery box and PCB keyset thereof Download PDFInfo
- Publication number
- CN204029911U CN204029911U CN201420450451.0U CN201420450451U CN204029911U CN 204029911 U CN204029911 U CN 204029911U CN 201420450451 U CN201420450451 U CN 201420450451U CN 204029911 U CN204029911 U CN 204029911U
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- China
- Prior art keywords
- battery module
- conductive
- positive
- negative electrode
- conductive layer
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- Withdrawn - After Issue
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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 utility model discloses a kind of power battery box and PCB keyset thereof, comprise at least one battery module arranged in casing and casing, the top of casing is provided with for conducting electricity with each battery module the PCB keyset be connected, by design conduction connecting hole and conductive layer on PCB keyset, the battery module of correspondence is connected, each battery module makes it conduct electricity with PCB keyset to be connected by being located in by its anode and cathode terminals in corresponding conduction connecting hole, the cell of each battery module is just passing through, the upper conductive layer laid of negative conductive hole row is together in parallel, and the electric-conductor that conductive layer welds ensure that passing through of big current, and also connected by electric-conductor between connected battery module.Owing to by means of the conducting channel that PCB keyset is laid, greatly reduce the usage quantity of electric-conductor, connect also more convenient simultaneously, alleviate workload, improve operating efficiency.
Description
Technical field
The utility model belongs to electrokinetic cell field, is specifically related to a kind of power battery box and PCB keyset thereof.
Background technology
Power battery box is generally to be connected mutually by multiple battery module or parallel connection forms a battery modules and is arranged in a casing and forms, and each battery module consists of the mode of serial or parallel connection multiple cell, the capacity of battery case is larger, battery module and the cell of assembling are also more, especially for use in the battery case in motor vehicle field.When assembling, in order to each battery module and cell conduction be coupled together, general bus or the conductive plate of adopting connects.In high capacity cell case, the bus adopting this connected mode to need or the number of conductive plate are just more, couple together also more complicated, increase the assembly working amount of battery modules, reduce the efficiency of assembly working.
In addition, owing to needing to carry out detection management to the voltage of battery module each in battery case, just become particularly important with the connection of battery management system BMS.In current power battery box, generally in each battery module by BMS is connected, draw a voltage detecting line from the positive pole of each battery module to be connected with this BMS, like this, in each power battery box, all will have some scattered wire harness in Battery case, and every root line all needs human weld, not only have impact on the arrangement aesthetic property of box house layout, but also add a large amount of workloads.
Utility model content
The purpose of this utility model is to provide a kind of PCB keyset, to solve existing electrokinetic cell cell layout problem at random, provides a kind of power battery box using this PCB keyset simultaneously.
In order to realize above object, the technical scheme that the utility model adopts is: a kind of PCB keyset, comprise plate body, plate body is provided with at least one group for arranging in turn along corresponding battery module arragement direction and making when wearing the positive and negative electrode terminal of corresponding battery module terminal and plate body conduct electricity the conductive hole be connected, the positive and negative electrode conductive hole that often group conductive hole includes for the positive and negative electrode terminal difference conductive communication with the corresponding battery module worn is arranged, and each positive and negative electrode conductive hole row is provided with corresponding positive and negative electrode 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 conducting electricity with corresponding conductive layer the splicing ear connected.
Described connector is arranged at wherein one end place of conductive hole row arragement direction.
The bearing of trend of each conductive hole row is perpendicular to its arragement direction, and positive and negative electrode conductive hole row arranged along its arragement direction interval, for the different battery module of correspondence and adjacent positive and negative electrode conductive layer conductive communication.
The technical scheme that the utility model power battery box adopts is: a kind of power battery box, comprise at least one battery module arranged in casing and casing, the top of casing is provided with for conducting electricity with each battery module the PCB keyset be connected, described PCB keyset comprises plate body, plate body is provided with at least one group and arranges in turn along corresponding battery module arragement direction and just to wear corresponding battery module, terminal and plate body is made to conduct electricity the conductive hole be connected during negative terminal, often organize conductive hole include with the corresponding battery module worn just, negative terminal difference conductive communication just, negative conductive hole is arranged, just each, negative conductive hole row is just being provided with correspondence, negative conducting layer, each conductive layer is equipped with corresponding electric-conductor.
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 conducting electricity with corresponding conductive layer the splicing ear connected.
Described connector is arranged at wherein one end place of conductive hole row arragement direction.
The bearing of trend of each conductive hole row is perpendicular to its arragement direction, and positive and negative electrode conductive hole row arranged along its arragement direction interval, for the different battery module of correspondence and adjacent positive and negative electrode conductive layer conductive communication.
The electric-conductor that the positive and negative electrode conductive layer at described conductive hole row arragement direction two ends place is corresponding is U-shaped that comprises upper and lower two plate faces, and described lower face is attached on corresponding conductive layer; Be provided with copper bar in the groove that two plate faces are formed, copper bar is provided with the connecting hole for being fixedly connected with upper face.
The shape of described conduction connecting hole is coincide adaptive with the shape of the positive and negative electrode terminal of corresponding battery module.
Power battery box of the present utility model and PCB keyset thereof, by design conduction connecting hole and conductive layer on PCB keyset, the battery module of correspondence is connected, each battery module makes it conduct electricity with PCB keyset to be connected by being located in by its anode and cathode terminals in corresponding conduction connecting hole, the cell of each battery module is together in parallel by the upper conductive layer laid of positive and negative electrode conductive hole row, and the electric-conductor that conductive layer welds ensure that passing through of big current, and also connected by electric-conductor between connected battery module.Owing to by means of the conducting channel that PCB keyset is laid, greatly reduce the usage quantity of electric-conductor, connect also more convenient simultaneously, alleviate workload, improve operating 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 assembling, in casing, just there is not scattered wire harness, whole structure more succinct, attractive in appearance, and greatly save layout and the weld time of wire harness.
Accompanying drawing explanation
Fig. 1 is the structure chart in the utility model PCB keyset embodiment front;
Fig. 2 is the structure chart at the PCB keyset back side;
Fig. 3 is the detonation configuration figure of the utility model battery modules;
Fig. 4 is the cut-away view of the utility model battery modules
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.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is described further.
Be the structural representation of the utility model PCB keyset embodiment as depicted in figs. 1 and 2, as seen from the figure, this keyset comprises plate body 1, plate body is provided with at least one group (the present embodiment is 5 groups) for arranging in turn along corresponding battery module arragement direction (length direction of the present embodiment and plate body) and just wearing corresponding battery module, terminal and plate body is made to conduct electricity the conductive hole be connected during negative terminal, often organize conductive hole include for the corresponding battery module worn just, negative terminal difference conductive communication just, negative conductive hole row 2, just each, negative conductive hole row is just being provided with correspondence, negative conducting layer 3.
Coincideing adaptive to conduct electricity the shape of the shape of connecting hole and the positive and negative electrode terminal of corresponding battery module, ensureing that the conductivity of corresponding battery terminal and plate body is good.
Plate body is provided with the connector 4 for being connected with the wiring harness interface of BMS, and this connector is provided with for conducting electricity with corresponding conductive layer the splicing ear connected.Connector, for ease of being connected with BMS wiring harness interface quick and considering the reasonability of circuit on PCB keyset, is arranged at the wherein an end portion on plate body length direction by the present embodiment; Certainly, connector is not limited to above-mentioned set-up mode herein, also can be arranged at the optional position of PCB keyset plate body as required.
Consider the reasonable Arrangement of body structure, the bearing of trend of each conductive hole row in the present embodiment is perpendicular to its arragement direction; In addition, for ease of wiring connect, positive and negative electrode conductive hole row along its arragement direction interval arrange, by different for correspondence battery module and adjacent positive and negative electrode conductive layer also by PCB on laying conductive layer conductive communication.By said structure, the syndeton of the battery modules connected by this PCB keyset is as follows: each battery modules is by stacked mode and utilizes corresponding conductive layer to be together in parallel, and on plate body length direction multiple identical battery module arranged side by side, each battery module is connected in series again.
As other execution modes, the arrangement of the conductive hole row on PCB is not limited to aforesaid way, its bearing of trend is relevant with how putting of battery module with arragement direction, also other disposing way can be adopted, when battery module disposing way changes, the conducting channel that corresponding PCB keyset is laid also corresponding design changes.Such as, each conductive hole row is extended along plate body length direction, by the adjacent conductive layer conductive communication of adjacent battery modules also by PCB lays, the battery modules so connected by this PCB keyset can have two kinds of connected modes: if the polarity of conductive layer adjacent when connecting adjacent battery modules is identical, be connected in parallel between so each battery module; If the polarity of conductive layer adjacent when connecting adjacent battery modules is different, so this battery modules is also in series by each battery module.
Be illustrated in figure 2 the structure chart at the present embodiment PCB keyset back side, connecting line in figure is the voltage detecting wire harness 5 for being connected with BMS, the detection line that this wire harness is connected by the negative pole of battery modules for being connected to form with each battery module and the positive pole of each battery module forms, with regard to the present embodiment, that is each connector of connector conducts electricity with corresponding each conductive layer and connects, conduct electricity herein connect mode incessantly a kind of, the mode laying conducting channel on pcb board can be adopted to connect, also can be connected by fly line, in the junction at fly line two ends, (one end is the connector of connector, the other end is corresponding conductive layer) all welding be connected.Consider the aesthetic property in casing, carry out on the back side of PCB keyset when being connected by fly line.
As shown in Fig. 3 ~ Fig. 4, the utility model additionally provides a kind of power battery box, comprise at least one battery module 7 (the present embodiment is 5) arranged in shell 6, casing and casing, the top of casing is provided with for conducting electricity with each battery module the PCB keyset be connected, and the structure of described PCB keyset is described above; Each conductive layer is equipped with corresponding electric-conductor, ensures that conductive layer can pass through big current.
Battery modules in this battery case is in series by each battery module, each battery module is composed in parallel by each cell again, on the PCB keyset of its correspondence, the bearing of trend of each conductive hole row is perpendicular to its arragement direction, positive and negative electrode conductive hole row arranged along its arragement direction interval, for the different battery module of correspondence and adjacent positive and negative electrode conductive layer conductive communication.
As shown in Figure 5, the electric-conductor 8 of the present embodiment is nickel plate or nickel strap, and can certainly use other electric conducting material, the shape of nickel strap does not do requirement, as long as play conductive communication effect according to the situation of overcurrent.Wherein, middle 4 conductive connection plates not only achieve the conduction of each self-corresponding conductive layer, simultaneously also two adjacent battery modules (series connection) of conductive communication, and electric-conductor and conductive layer weld together.
In addition, be connected for the ease of battery case is conducted electricity with external electric equipment, electric-conductor corresponding for two ends place is arranged to U-shaped 9 structures, the lower face of U-shaped is attached on corresponding conductive layer, and upper face is drawn battery case by corresponding conduction fixture (being generally bolt) and realized being connected with the conduction of external electric equipment.In order to avoid when being fixedly connected with, upper face is under pressure and is out of shape downwards, copper bar 10 is provided with in the groove that two plate faces are formed, as shown in Figure 6, for ease of U-shaped is fitted together with copper bar, the upper face of copper bar with U-shaped is all arranged on connecting hole (the present embodiment is with bolts) copper bar that correspondence is fixedly connected with and the connecting hole being used for being fixedly connected with upper face is set.
Install shell 6 as shown in Figure 7 additional outside battery modules after, for ease of making its connector connect with corresponding BMS, this connector 4 is arranged at one end place on PCB keyset plate body length direction.
In addition, in order to when connecting BMS, be convenient to corresponding with each battery module for each voltage detecting line, generally follow when the negative pole of each battery module and battery modules is connected with the connector of connector and increase progressively principle, what two namely often adjacent wire harness connected is two adjacent crosstalk pond, from low to high principles.Principle refers to the height of voltage from low to high herein, and this order of connection is also carry out designing with the principle of voltage levels.
Above embodiment only understands core concept of the present utility model for helping, the utility model can not be limited with this, the battery modules of the present embodiment is not limited to above-mentioned connected mode, also the mode of other series connection and/or parallel connection can be adopted to assemble each battery module, when battery modules connected mode changes, the design also corresponding change of the wire line of corresponding PCB keyset, no matter which kind of shifts gears all do not depart from design philosophy of the present utility model, belong to the distressed structure of the present embodiment, for those skilled in the art, every according to thought of the present utility model, the utility model is modified or equivalent replacement, any change done in specific embodiments and applications, all should be included within protection range of the present utility model.
Claims (10)
1. a PCB keyset, it is characterized in that: comprise plate body, plate body is provided with at least one group for arranging in turn along corresponding battery module arragement direction and making when wearing the positive and negative electrode terminal of corresponding battery module terminal and plate body conduct electricity the conductive hole be connected, the positive and negative electrode conductive hole that often group conductive hole includes for the positive and negative electrode terminal difference conductive communication with the corresponding battery module worn is arranged, and each positive and negative electrode conductive hole row is provided with corresponding positive and negative electrode conductive layer.
2. PCB keyset according to claim 1, is characterized in that: 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 conducting electricity with corresponding conductive layer the splicing ear connected.
3. PCB keyset according to claim 2, is characterized in that: described connector is arranged at wherein one end place of conductive hole row arragement direction.
4. PCB keyset according to claim 1, it is characterized in that: the bearing of trend of each conductive hole row is perpendicular to its arragement direction, positive and negative electrode conductive hole row arranged along its arragement direction interval, for the different battery module of correspondence and adjacent positive and negative electrode conductive layer conductive communication.
5. a power battery box, it is characterized in that: comprise at least one battery module arranged in casing and casing, the top of casing is provided with for conducting electricity with each battery module the PCB keyset be connected, described PCB keyset comprises plate body, plate body is provided with at least one group and arranges in turn along corresponding battery module arragement direction and just to wear corresponding battery module, terminal and plate body is made to conduct electricity the conductive hole be connected during negative terminal, often organize conductive hole include with the corresponding battery module worn just, negative terminal difference conductive communication just, negative conductive hole is arranged, just each, negative conductive hole row is just being provided with correspondence, negative conducting layer, each conductive layer is equipped with corresponding electric-conductor.
6. power battery box according to claim 5, is characterized in that: 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 conducting electricity with corresponding conductive layer the splicing ear connected.
7. power battery box according to claim 6, is characterized in that: described connector is arranged at wherein one end place of conductive hole row arragement direction.
8. power battery box according to claim 5, it is characterized in that: the bearing of trend of each conductive hole row is perpendicular to its arragement direction, positive and negative electrode conductive hole row arranged along its arragement direction interval, for the different battery module of correspondence and adjacent positive and negative electrode conductive layer conductive communication.
9. power battery box according to claim 5, is characterized in that: the electric-conductor that the positive and negative electrode conductive layer at described conductive hole row arragement direction two ends place is corresponding is U-shaped that comprises upper and lower two plate faces, and described lower face is attached on corresponding conductive layer; Be provided with copper bar in the groove that two plate faces are formed, copper bar is provided with the connecting hole for being fixedly connected with upper face.
10. the power battery box according to claim 5 ~ 9 any one, is characterized in that: the shape of described conduction connecting 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 |
|---|---|---|---|
| CN201420450451.0U CN204029911U (en) | 2014-08-12 | 2014-08-12 | Power battery box and PCB keyset thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450451.0U CN204029911U (en) | 2014-08-12 | 2014-08-12 | Power battery box and PCB keyset thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029911U true CN204029911U (en) | 2014-12-17 |
Family
ID=52069742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420450451.0U Withdrawn - After Issue CN204029911U (en) | 2014-08-12 | 2014-08-12 | Power battery box and PCB keyset thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029911U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157821A (en) * | 2014-08-12 | 2014-11-19 | 多氟多（焦作）新能源科技有限公司 | Power battery box and printed circuit board (PCB) adapter plate |
| CN105633323A (en) * | 2016-03-25 | 2016-06-01 | 江苏峰谷源储能技术研究院有限公司 | Battery fixing device |
| CN107452933A (en) * | 2017-06-30 | 2017-12-08 | 多氟多（焦作）新能源科技有限公司 | A kind of soft package lithium battery module and insulation assembly and power module |
| WO2021253353A1 (en) * | 2020-06-18 | 2021-12-23 | 东莞新能安科技有限公司 | Battery shell and battery pack with battery shell |
| US20220094002A1 (en) * | 2020-09-22 | 2022-03-24 | Dongguan Poweramp Technology Limited | Electrochemical apparatus and unmanned aerial vehicle |
-
2014
- 2014-08-12 CN CN201420450451.0U patent/CN204029911U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157821A (en) * | 2014-08-12 | 2014-11-19 | 多氟多（焦作）新能源科技有限公司 | Power battery box and printed circuit board (PCB) adapter plate |
| CN105633323A (en) * | 2016-03-25 | 2016-06-01 | 江苏峰谷源储能技术研究院有限公司 | Battery fixing device |
| CN107452933A (en) * | 2017-06-30 | 2017-12-08 | 多氟多（焦作）新能源科技有限公司 | A kind of soft package lithium battery module and insulation assembly and power module |
| WO2021253353A1 (en) * | 2020-06-18 | 2021-12-23 | 东莞新能安科技有限公司 | Battery shell and battery pack with battery shell |
| US20220094002A1 (en) * | 2020-09-22 | 2022-03-24 | Dongguan Poweramp Technology Limited | Electrochemical apparatus and unmanned aerial vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141217 Effective date of abandoning: 20170111 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141217 Effective date of abandoning: 20170111 |