CN219956741U - CCS assembly temperature acquisition structure on power battery and energy storage battery - Google Patents
CCS assembly temperature acquisition structure on power battery and energy storage battery Download PDFInfo
- Publication number
- CN219956741U CN219956741U CN202321544763.3U CN202321544763U CN219956741U CN 219956741 U CN219956741 U CN 219956741U CN 202321544763 U CN202321544763 U CN 202321544763U CN 219956741 U CN219956741 U CN 219956741U
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- CN
- China
- Prior art keywords
- fpc
- energy storage
- nickel sheet
- battery
- connection
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Links
- 238000004146 energy storage Methods 0.000 title claims abstract description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 27
- 238000007731 hot pressing Methods 0.000 claims abstract description 11
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 7
- 239000004642 Polyimide Substances 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 210000004027 cell Anatomy 0.000 claims 5
- 210000000352 storage cell Anatomy 0.000 claims 5
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 101100119847 Phaeodactylum tricornutum FCPE gene Proteins 0.000 description 7
- 239000003292 glue Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a CCS component temperature acquisition structure on a power battery and an energy storage battery, which comprises the following components: the tabs are connected to the power battery or the energy storage battery; the nickel sheet is connected to the bard sheet; an FPC connected with the nickel sheet through pressure-sensitive adhesive hot pressing and forming a bonding part on the FPC; and the NTC temperature sensor is arranged at the joint part of the FPC and used for collecting heat conducted by the nickel sheet. Compared with the traditional monitoring mode, the product needs to carry out windowing treatment on the nickel sheet of the battery, and the windowing part is coated with the heat conducting adhesive, so that the heat conducting medium in a temperature acquisition mode is reduced, and the heat conducting accuracy and the heat collecting rate are obviously improved by matching with a pressure-sensitive adhesive hot-pressing connection mode.
Description
Technical Field
The utility model relates to a temperature acquisition structure, in particular to a CCS component temperature acquisition structure on a power battery and an energy storage battery.
Background
The traditional temperature acquisition mode on the power battery and the energy storage battery is as follows: the nickel sheet is welded on the bar sheet, windowing is carried out on the nickel sheet of the battery, and a layer of glue (heat conducting glue) is coated at the windowing position, so that the conventional heat conducting mode is that the bar sheet is thermally conducted to the nickel sheet, the nickel sheet is conducted to the heat conducting glue, the heat conducting glue is conducted to the NTC temperature sensor, and the NTC temperature sensor transmits signals through the FPC (Flexible Printed Circuit) flexible circuit board to realize real-time monitoring on the temperature of the power battery. The traditional temperature acquisition mode has more heat conducting media, so that the heat conducting accuracy and the acquisition rate are low.
Disclosure of Invention
In order to solve the defects of the technology, the utility model provides a CCS component temperature acquisition structure on a power battery and an energy storage battery.
In order to solve the technical problems, the technical scheme adopted by the utility model is a CCS component temperature acquisition structure on a power battery and an energy storage battery, comprising:
the tabs are connected to the power battery or the energy storage battery;
the nickel sheet is connected to the bard sheet;
an FPC connected with the nickel sheet through pressure-sensitive adhesive hot pressing and forming a bonding part on the FPC;
and the NTC temperature sensor is arranged at the joint part of the flexible circuit board and used for collecting heat conducted by the nickel sheet.
Further, one end of the nickel plate forms a welding end, and the lower surface of the welding end is welded on the upper surface of the bar plate by laser.
Further, a bonding portion of the heat press connection of the tab and the FPC is coated with a polyimide layer that protects the connection between the tab and the FPC.
Further, the connection mode of the NTC temperature sensor on the FPC is any one of hot press connection, plug-in connection and mounting connection.
Further, the NTC temperature sensor is installed at the upper surface of the bonding part where the tab and the FPC are thermally pressed.
The utility model discloses a CCS component temperature acquisition structure on a power battery and an energy storage battery, wherein a monitoring mode realized during use is that a bar sheet is thermally conducted to a nickel sheet, the nickel sheet is conducted to an NTC temperature sensor, and the NTC temperature sensor realizes real-time monitoring of the temperature of the power battery through FPC (flexible printed circuit) transmission signals. Compared with the traditional monitoring mode, the method has the advantages that windowing treatment is needed on the nickel sheet of the battery, heat conducting glue is coated at the windowing position, the heat conducting medium in the temperature acquisition mode is reduced, and the heat conducting accuracy and the heat collecting rate are obviously improved by matching with the pressure-sensitive adhesive hot-pressing connection mode.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram illustrating the disassembly of the structure of the present utility model.
In the figure: 1. a wafer; 2. nickel flakes; 3. an FPC; 4. an NTC temperature sensor; 5. and a joint.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
The CCS component temperature acquisition structure on the power battery and the energy storage battery as shown in fig. 1 and 2 comprises a bar sheet 1, a nickel sheet 2, an FPC3 and an NTC temperature sensor 4, wherein the bar sheet 1 is connected to the power battery or the energy storage battery; one end of the nickel sheet 2 forms a welding end, the lower surface of the welding end is connected to the upper surface of the backing sheet 1 in a laser welding mode, and the nickel sheet 2 is connected to the FPC3 in a hot pressing mode through a pressure sensitive adhesive and forms a joint part 5 with the FPC; the polyimide layer for protecting the connection between the bonding pad and the FPC is coated at the joint part 5 of the bonding pad 1 and the FPC3 in a hot-press connection way, the polyimide has high irradiation resistance, and the polyimide has good dielectric property; the combination part of the NTC temperature sensor 4 arranged on the FPC3 collects heat conducted by the nickel sheet 2, and the NTC temperature sensor is arranged on the upper surface of the combination part 5 of the heat pressing connection of the bar sheet 1 and the FPC 3.
The connection mode of the NTC temperature sensor on the FPC is any one of hot-pressing connection, plug-in connection and mounting connection, the hot-pressing connection is that the head of the NTC temperature sensor 4 is welded with the FPC3 and hot-pressing connection is carried out by a hot-pressing connector, and then the NTC temperature sensor is fixed on the FPC 3. The lead wire of the NTC temperature sensor 4 is welded with the FPC3 in the plug-in connection mode, and the connection mode is suitable for the condition of large occasion change. The NTC temperature sensor 4 is packaged into SMT, pins through the SMT are directly welded on the FPC3 and then fixed, and the mode is suitable for mass production and improves production efficiency. The preferred embodiment uses a thermocompression bonding method.
The monitoring mode realized during use is that the heat of the bar sheet is conducted to the nickel sheet, the nickel sheet is conducted to the NTC temperature sensor, and the NTC temperature sensor realizes real-time monitoring of the temperature of the power battery through the transmission of signals by the FPC. Compared with the traditional monitoring mode, the method has the advantages that windowing treatment is needed on the nickel sheet of the battery, heat conducting glue is coated at the windowing position, the heat conducting medium in the temperature acquisition mode is reduced, and the heat conducting accuracy and the heat collecting rate are obviously improved by matching with the pressure-sensitive adhesive hot-pressing connection mode.
The above embodiments are not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be limited to the following claims.
Claims (5)
1. A CCS assembly temperature acquisition structure on a power cell and an energy storage cell, comprising:
the tab (1) is connected to the power battery or the energy storage battery;
a nickel sheet (2) connected to the said tab (1);
an FPC (3) which is connected with the nickel sheet (2) through pressure-sensitive adhesive hot pressing and forms a joint part (5) on the FPC (3);
and the combination part of the NTC temperature sensor (4) and the FPC (3) collects heat conducted by the nickel sheet (2).
2. The CCS assembly temperature collection structure on a power cell and an energy storage cell as defined in claim 1, wherein: one end of the nickel sheet (2) forms a welding end, and the lower surface of the welding end is welded on the upper surface of the bar sheet (1) by laser.
3. The CCS assembly temperature collection structure on a power cell and an energy storage cell as defined in claim 1, wherein: and a bonding part (5) for hot-press connection of the tab (1) and the FPC (3) is coated with a polyimide layer for protecting connection between the tab and the FPC.
4. The CCS assembly temperature collection structure on a power cell and an energy storage cell as defined in claim 1, wherein: the connection mode of the NTC temperature sensor (4) on the FPC (3) is any one of hot-press connection, plug-in connection and mounting connection.
5. The CCS assembly temperature collection structure on a power cell and an energy storage cell as defined in claim 1, wherein: the NTC temperature sensor is arranged on the upper surface of a joint part (5) of the bonding pad (1) and the FPC (3) in hot-press connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321544763.3U CN219956741U (en) | 2023-06-16 | 2023-06-16 | CCS assembly temperature acquisition structure on power battery and energy storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321544763.3U CN219956741U (en) | 2023-06-16 | 2023-06-16 | CCS assembly temperature acquisition structure on power battery and energy storage battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219956741U true CN219956741U (en) | 2023-11-03 |
Family
ID=88549372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321544763.3U Active CN219956741U (en) | 2023-06-16 | 2023-06-16 | CCS assembly temperature acquisition structure on power battery and energy storage battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219956741U (en) |
-
2023
- 2023-06-16 CN CN202321544763.3U patent/CN219956741U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |