CN214313459U - A sampling subassembly for battery module - Google Patents
A sampling subassembly for battery module Download PDFInfo
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- CN214313459U CN214313459U CN202122128462.XU CN202122128462U CN214313459U CN 214313459 U CN214313459 U CN 214313459U CN 202122128462 U CN202122128462 U CN 202122128462U CN 214313459 U CN214313459 U CN 214313459U
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- sampling
- battery module
- die carrier
- mounting
- battery
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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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Abstract
The utility model discloses a sampling subassembly for battery module, including the die carrier that is used for fixed battery module, locate sampling board on the die carrier, a plurality of locating the die carrier on and the water conservancy diversion piece that die carrier one side was kept away from to the butt in the sampling board, die carrier, sampling board and water conservancy diversion piece form an overall structure, a plurality of water conservancy diversion pieces and a plurality of group battery one-to-ones and conflict each other. The utility model discloses a sampling subassembly, on the one hand, fixes the battery module on the die carrier to utilize the water conservancy diversion piece to support the sampling board and press on the die carrier, the sampling board of installing in advance also can be as the locating plate of water conservancy diversion piece installation simultaneously, make die carrier, sampling board and water conservancy diversion piece process into an entirety in advance and then be connected with the battery module, improved production efficiency, avoided the potential safety hazard; on the other hand, relatively fixed sampling subassembly and battery module can make the whole space height optimization of battery module, have improved the bulk density of battery module, have guaranteed the reliability of battery module.
Description
Technical Field
The utility model relates to a sampling subassembly for battery module.
Background
The sampling subassembly of current battery module, it is including sampling battery mount and sampling circuit board usually, be provided with on the sampling circuit board and be used for the pad of being connected with the battery and be used for the sampling terminal of being connected with battery management system, during the use, fix a plurality of batteries in the battery mount earlier, then establish the sampling circuit board lid in battery mount side, pass through the wire one-to-one electricity through welded mode with the pad on the sampling circuit board and battery connection piece and be connected, pass through the data line with a plurality of sampling terminals at last and be connected with battery management system electricity, in order to gather voltage information.
Although the sampling assembly can realize the voltage acquisition of the battery module, on one hand, the sampling circuit board is only connected with the lead on the battery connecting sheet through the bonding pad, so that the connection strength is low, and the sampling circuit board is easy to loosen and fall off after long-term use; on the other hand, in order to ensure that the relative position of the sampling circuit board and the battery is accurate and ensure the sampling effect, the welding pads on the sampling circuit board need to be electrically connected with the battery connecting sheets in a one-to-one correspondence mode in the working state of the battery, so that the potential safety hazard is increased, and the connection efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide a sampling subassembly for battery module.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a sampling assembly for a battery module is used for collecting the voltage of the battery module and transmitting the voltage to a battery control system, the battery module comprises a plurality of battery packs, the sampling assembly comprises a die carrier used for fixing the battery module, a sampling plate arranged on the die carrier, and a plurality of flow deflectors which are arranged on the die carrier and butt against one side, far away from the die carrier, of the sampling plate, the die carrier, the sampling plate and the flow deflectors form an integral structure, and the flow deflectors and the battery packs are in one-to-one correspondence and mutually abutted;
a plurality of sampling areas are arranged on the sampling plate at intervals, and the plurality of flow deflectors are correspondingly pressed on the plurality of sampling areas one by one;
the water conservancy diversion piece includes the piece body, locates the connecting portion of piece body lateral part, connecting portion with sampling district looks butt, the sampling subassembly still including be used for with connecting portion support press in the fastener on the sampling district, the fastener passes in proper order connecting portion with insert behind the sampling district and locate on the die carrier.
Preferably, the battery pack includes a plurality of cells arranged at intervals along a length direction of the guide vane, and the guide vane sequentially abuts against the plurality of cells along the length direction.
Further preferably, the sampling assembly further comprises a mounting plane arranged on the mold frame, a plurality of mounting holes arranged on the mounting plane and corresponding to the plurality of batteries one to one, and mounting gaps formed among the plurality of mounting holes, and the sampling plate is located in the mounting gaps.
Still further preferably, a plurality of the mounting holes respectively arrange at intervals to form a plurality of mounting hole groups corresponding to the plurality of battery packs one to one, the mounting plane is provided with at least two mounting areas, each mounting area is provided with a plurality of the mounting hole groups at intervals, and the mounting areas are provided with a plurality of the mounting hole groups arranged in a direction perpendicular to the arrangement direction of the mounting holes.
Still further preferably, the sampling plate includes two mutually parallel first sampling plates, a second sampling plate whose two ends are respectively connected with the two first sampling plates, the two first sampling plates are respectively located in the two mounting areas and whose length direction is parallel to the arrangement direction of the plurality of mounting hole groups, and the two end portions of the second sampling plate are respectively located in the two mounting areas and whose length direction is perpendicular to the length direction of the first sampling plate.
Still further preferably, at least two of the flow deflectors are located on the side of the second sampling plate not connected with the first sampling plate and respectively abut against two side portions of the second sampling plate, and the remaining flow deflectors are located on the side of the second sampling plate connected with the first sampling plate and respectively abut against the two first sampling plates.
Preferably, the sampling assembly further comprises an electrical connector arranged on the sampling plate and used for being connected with the battery control system.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a sampling subassembly, on the one hand, fixes the battery module on the die carrier to utilize the water conservancy diversion piece to support the sampling board and press on the die carrier, the sampling board of installing in advance also can be as the locating plate of water conservancy diversion piece installation simultaneously, make die carrier, sampling board and water conservancy diversion piece process into an entirety in advance and then be connected with the battery module, improved production efficiency, avoided the potential safety hazard; on the other hand, relatively fixed sampling subassembly and battery module can make the whole space height optimization of battery module, have improved the bulk density of battery module, have guaranteed the reliability of battery module.
Drawings
Fig. 1 is an explosion diagram of a sampling assembly mounted on a battery module according to an embodiment of the present invention;
fig. 2 is a schematic top view of the sampling assembly mounted on the battery module.
In the figure: 1. a mold frame; 2. a sampling plate; 2a, a first sampling plate; 2b, a second sampling plate; 3. a flow deflector; 3a, a sheet body; 3b, a connecting part; 4. a sampling area; 5. a fastener; 6. a mounting plane; 7. mounting holes; 8. a mounting gap; 9. an electrical connector;
30. a battery module; 30a, a battery pack; 30a1, a battery.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
The utility model relates to an improvement to the sampling subassembly of battery module, this sampling subassembly, the utility model discloses a sampling subassembly, on the one hand, fix the battery module on the die carrier to utilize the water conservancy diversion piece to support the sampling board and press on the die carrier, the sampling board of installing in advance simultaneously also can be as the locating plate of water conservancy diversion piece installation, make die carrier, sampling board and water conservancy diversion piece can be processed into an entirety in advance and then be connected with the battery module, improved production efficiency, avoided the potential safety hazard; on the other hand, relatively fixed sampling subassembly and battery module can make the whole space height optimization of battery module, have improved the bulk density of battery module, have guaranteed the reliability of battery module.
Referring to fig. 1-2, the battery module 30 includes a plurality of battery packs 30a, the battery packs 30a include a plurality of batteries 30a1 arranged at intervals along the length direction of the flow deflector 3, the sampling assembly includes a mold frame 1 for fixing the battery module 30, a sampling plate 2 disposed on the mold frame 1, a plurality of flow deflectors 3 disposed on the mold frame 1 and abutted to one side of the sampling plate 2 away from the mold frame 1, the sampling plate 2 and the flow deflector 3 form an integral structure, the flow deflectors 3 are in one-to-one correspondence with the battery packs 30a and are abutted to each other, and each flow deflector 3 is abutted to the batteries 30a1 along the length direction thereof in sequence. An electrical connector 9 for connecting with a battery control system is arranged on the sampling plate 2. The battery control system is in the prior art and is used for collecting and processing the voltage collected by the sampling assembly, and the specific principle is not repeated.
Further, a plurality of sampling areas 4 are arranged on the sampling plate 2 at intervals, and the plurality of flow deflectors 3 are respectively pressed on the plurality of sampling areas 4 in a one-to-one correspondence manner. Wherein, water conservancy diversion piece 3 includes piece body 3a, an organic whole connects in the connecting portion 3b of piece body 3a lateral part, and connecting portion 3b and sampling district 4 looks butt, and the sampling subassembly still includes and is used for supporting connecting portion 3b and presses the fastener 5 on sampling district 4, and fastener 5 passes connecting portion 3b and sampling district 4 in proper order and inserts and locate on die carrier 1. Wherein, connecting portion 3b and sampling district 4 looks imitative shape setting, and when connecting portion 3b and 4 phase-matchs butts in sampling district, the position of water conservancy diversion piece 3 is fixed promptly. In this example, the fastening member 5 is a screw, and the deflector 3 is an aluminum plate. Sampling board 2 is the PCB sampling board of outsourcing, is provided with sampling circuit on it, and specific sampling circuit principle is prior art, and it is not repeated here, and this sampling circuit one end is passed through fastener 5 and the conduction effect of aluminium tablet and is connected, the other end passes through the conduction effect of electric joint 9 and wire and is connected with battery control system electricity.
So, when carrying out the voltage sampling of battery module 30, at first be fixed in sampling board 2 on die carrier 1, utilize the positioning action of sampling district 4 to install water conservancy diversion piece 3 accurately on die carrier 1 and through screw locking afterwards, it can to form holistic die carrier 1 and be connected with battery module 30 at last, because water conservancy diversion piece 3 has been fixed a position accurately, therefore after die carrier 1 is connected with battery module 30, water conservancy diversion piece 3 can be inconsistent with battery 30a1, utilize the ultrasonic wave to weld water conservancy diversion piece 3 and battery 30a1 firm this moment, be connected with battery control system through electrical connector 9 afterwards and can realize the voltage sampling of battery module 30 after the circular telegram.
The sampling assembly further comprises a mounting plane 6 arranged on the mold frame 1, a plurality of mounting holes 7 which are arranged on the mounting plane 6 and correspond to the plurality of batteries 30a1 one by one, and mounting gaps 8 formed among the plurality of mounting holes 7, wherein the sampling plate 2 is positioned in the mounting gaps 8.
Further, the plurality of mounting holes 7 are respectively arranged at intervals to form a plurality of mounting hole groups corresponding to the plurality of battery packs 30a one by one, the mounting plane 6 has at least two mounting areas, each mounting area is provided with a plurality of mounting hole groups at intervals, and the arrangement direction of the plurality of mounting hole groups in the mounting areas is perpendicular to the arrangement direction of the plurality of mounting holes 7 forming the mounting hole groups.
In this way, by the arrangement of the mounting plane 6 and the mounting hole 7, effective fixation of the battery 30a1 can be achieved.
In this embodiment, the sampling plate 2 includes two mutually parallel first sampling plates 2a, the second sampling plate 2b that both ends are connected with two first sampling plates 2a respectively, two first sampling plates 2a are located respectively in two mounting regions and its length direction is parallel with the direction of arranging of a plurality of mounting hole groups, second sampling plate 2b both ends are located respectively in two mounting regions and its length direction is mutually perpendicular with the length direction of first sampling plate 2 a.
Further, at least two of the flow deflectors 3 are located on the side of the second sampling plate 2b not connected with the first sampling plate 2a and respectively abut against the two side portions of the second sampling plate 2b, and the other flow deflectors 3 are located on the side of the second sampling plate 2b connected with the first sampling plate 2a and respectively abut against the two first sampling plates 2 a.
In this example, there are two mounting areas, and five sets of mounting holes are arranged at intervals in each mounting area, and the five sets of mounting holes correspond to five flow deflectors 3, four of which are abutted against the first sampling plate 2a and one of which is abutted against the second sampling plate 2 b.
The sampling process of the sampling assembly of the present embodiment is specifically described below: be fixed in the sampling board 2 on the die carrier 1, utilize the positioning action of sampling district 4 to install water conservancy diversion piece 3 accurately on die carrier 1 and through screw locking, will form holistic die carrier 1 and be connected with battery module 30, this moment because water conservancy diversion piece 3 has fixed a position accurately, therefore after die carrier 1 is connected with battery module 30, water conservancy diversion piece 3 can be inconsistent with battery 30a1, it is firm to utilize the ultrasonic wave to weld water conservancy diversion piece 3 and battery 30a1, be connected with battery control system through electrical connector 9, can realize battery module 30's voltage sampling after the circular telegram.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. The utility model provides a sampling subassembly for battery module for gather the voltage of battery module and convey it to battery control system in, battery module includes a plurality of group battery, its characterized in that: the sampling assembly comprises a die carrier used for fixing the battery module, a sampling plate arranged on the die carrier, and a plurality of flow deflectors which are arranged on the die carrier and are abutted to one side of the sampling plate, which is far away from the die carrier, wherein the die carrier, the sampling plate and the flow deflectors form an integral structure, and the flow deflectors and the battery packs are in one-to-one correspondence and are abutted to each other;
a plurality of sampling areas are arranged on the sampling plate at intervals, and the plurality of flow deflectors are correspondingly pressed on the plurality of sampling areas one by one;
the water conservancy diversion piece includes the piece body, locates the connecting portion of piece body lateral part, connecting portion with sampling district looks butt, the sampling subassembly still including be used for with connecting portion support press in the fastener on the sampling district, the fastener passes in proper order connecting portion with insert behind the sampling district and locate on the die carrier.
2. The sampling assembly for a battery module according to claim 1, wherein: the battery pack comprises a plurality of batteries which are arranged at intervals along the length direction of the flow deflector, and the flow deflector sequentially props against the batteries along the length direction of the flow deflector.
3. The sampling assembly for a battery module according to claim 2, wherein: the sampling assembly further comprises a mounting plane arranged on the die frame, a plurality of mounting holes arranged on the mounting plane and in one-to-one correspondence with the plurality of batteries, and mounting gaps formed among the plurality of mounting holes, and the sampling plate is positioned in the mounting gaps.
4. The sampling assembly for a battery module according to claim 3, wherein: a plurality of the mounting holes respectively arrange at intervals form a plurality of with a plurality of group battery one-to-one's mounting hole group, the mounting plane has two at least mounting regions, every mounting region in all interval arrange a plurality of mounting hole group, a plurality of mounting hole group arrange the direction with constitute mounting hole group arrange the direction mutually perpendicular.
5. The sampling assembly for a battery module according to claim 4, wherein: the sampling plate includes two first sampling plates that are parallel to each other, both ends respectively with two second sampling plates that first sampling plate is connected, two first sampling plates be located respectively two mounting regions in and its length direction with a plurality of mounting hole group arrange the direction parallel, second sampling plate both ends be located respectively two mounting regions in and its length direction with the length direction of first sampling plate is mutually perpendicular.
6. The sampling assembly for a battery module according to claim 5, wherein: at least two of the guide vanes are positioned on one side of the second sampling plate, which is not connected with the first sampling plate, and are respectively abutted against the two side parts of the second sampling plate, and the rest of the guide vanes are positioned on one side of the second sampling plate, which is connected with the first sampling plate, and are respectively abutted against the two first sampling plates.
7. The sampling assembly for a battery module according to claim 1, wherein: the sampling assembly further comprises an electrical connector arranged on the sampling plate and used for being connected with the battery control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122128462.XU CN214313459U (en) | 2021-09-06 | 2021-09-06 | A sampling subassembly for battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122128462.XU CN214313459U (en) | 2021-09-06 | 2021-09-06 | A sampling subassembly for battery module |
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| Publication Number | Publication Date |
|---|---|
| CN214313459U true CN214313459U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122128462.XU Active CN214313459U (en) | 2021-09-06 | 2021-09-06 | A sampling subassembly for battery module |
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| Country | Link |
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| CN (1) | CN214313459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023072148A1 (en) * | 2021-11-01 | 2023-05-04 | 宁德时代新能源科技股份有限公司 | Battery sampling assembly, cell fixing support, battery module, and electrical device |
| WO2024098478A1 (en) * | 2022-11-07 | 2024-05-16 | 湖北亿纬动力有限公司 | Battery module |
-
2021
- 2021-09-06 CN CN202122128462.XU patent/CN214313459U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023072148A1 (en) * | 2021-11-01 | 2023-05-04 | 宁德时代新能源科技股份有限公司 | Battery sampling assembly, cell fixing support, battery module, and electrical device |
| WO2024098478A1 (en) * | 2022-11-07 | 2024-05-16 | 湖北亿纬动力有限公司 | Battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220627 Address after: 215600 No. 333 Fumin Middle Road, Tangqiao town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: Suzhou sol Zhixing New Energy Technology Co.,Ltd. Address before: 215611 No. 333, Fumin Middle Road, energy conservation and environmental protection Pioneer Park, Tangqiao town, Zhangjiagang City, Suzhou City, Jiangsu Province (SOL) Patentee before: JIANGSU SOUL NEW ENERGY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |