CN216488417U - FFC and plastic sucking disc integrated CCS's collection structure and battery module - Google Patents
FFC and plastic sucking disc integrated CCS's collection structure and battery module Download PDFInfo
- Publication number
- CN216488417U CN216488417U CN202121996322.8U CN202121996322U CN216488417U CN 216488417 U CN216488417 U CN 216488417U CN 202121996322 U CN202121996322 U CN 202121996322U CN 216488417 U CN216488417 U CN 216488417U
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- Prior art keywords
- ffc
- temperature sensing
- pcb
- sucking disc
- electrically connected
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- 239000004033 plastic Substances 0.000 title claims abstract description 41
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 32
- 229910052782 aluminium Inorganic materials 0.000 claims description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052759 nickel Inorganic materials 0.000 claims description 16
- 239000004411 aluminium Substances 0.000 claims description 13
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000005476 soldering Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
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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 an acquisition structure of an FFC (flexible flat cable) and plastic-suction disc integrated CCS (central processing system) and a battery module, comprising a plastic-suction disc, an FFC, a PCB (printed circuit board) acquisition board, a temperature sensing package, an acquisition connector and a busbar; the FFC is arranged in the middle of the upper end of the plastic sucking disc, bus bars are arranged on two sides of the upper end of the plastic sucking disc, and the outer end of the FFC is electrically connected with the bus bars; the temperature sensing packages are arranged on two sides of the FFC, and the side ends of the FFC are electrically connected with the temperature sensing packages; the PCB acquisition board is arranged at the front end of the plastic sucking disc, and the front end of the FFC is electrically connected with the PCB acquisition board; the collecting connector is installed on the PCB collecting board.
Description
Technical Field
The utility model belongs to the technical field of battery collection structures, and relates to a collection structure of an FFC (flexible flat cable) and plastic sucking disc integrated CCS (continuous charge storage) and a battery module.
Background
The existing battery acquisition module has the following defects: the method comprises the following steps that 1, patch temperature sensing on FPC acquisition directly acquires the connection position of a battery lug and an aluminum bar, so that the actual temperature of a battery cell cannot be effectively detected; 2. when the electric core expands, the poor design of the buffering structure of the FPC is easy to cause the nickel sheet of the voltage collecting point to fall off under stress; 3, the FFC/FPC and the bus bar are fixed by a plastic bracket mode, so that the cost is high and the weight is increased; the FFC is difficult to position on the PC film, and the bus bar is easy to fall off by means of adhesive.
SUMMERY OF THE UTILITY MODEL
In order to achieve the purpose, the utility model adopts the following technical scheme:
a collection structure of an FFC and plastic sucking disc integrated CCS comprises a plastic sucking disc, an FFC, a PCB collection board, a temperature sensing package, a collection connector and a bus bar; the middle part of the upper end of the plastic sucking disc is provided with the FFC, the two sides of the upper end of the plastic sucking disc are provided with the bus bars, and the outer end of the FFC is electrically connected with the bus bars; the temperature sensing packages are arranged on two sides of the FFC, and the side ends of the FFC are electrically connected with the temperature sensing packages; the PCB acquisition board is arranged at the front end of the plastic sucking disc, and the front end of the FFC is electrically connected with the PCB acquisition board; the collection connector is installed on the PCB collection board.
Preferably, the FFC comprises an FFC main body, FFC voltage strips of FFC cutting strips and FFC temperature-sensitive strips; one end of the FFC temperature sensing sub-strip is electrically connected with the temperature sensing package, and the other end of the FFC temperature sensing sub-strip is electrically connected with the FFC main body; one end of the FFC voltage division bar is electrically connected with the bus bar, and the other end of the FFC voltage division bar is electrically connected with the FFC main body.
Preferably, the FFC voltage strips are bent onto the collecting nickel sheet, and the FFC voltage strip direction is vertical to the collecting nickel sheet; the FFC temperature sensing strip is bent twice and then is electrically connected with the temperature sensing package.
Preferably, the middle part of the plastic sucking disc is provided with an FFC mounting groove, the lower end of the FFC is provided with a back adhesive, and the FFC is adhered and fixed in the FFC mounting groove through the back adhesive.
Preferably, the temperature sensing package comprises a PCB temperature acquisition board, a thermistor and an insulation board; the thermistor is welded at the lower end of the PCB temperature acquisition board in a reflow manner; the insulation board encircles thermistor and installs the lower extreme at PCB temperature acquisition board and form the protection and enclose the chamber, and FFC temperature sensing divides strip and PCB temperature acquisition board electric connection.
Preferably, the protective enclosure is filled with a heat conducting material.
Preferably, a plurality of integrally formed confluence mounting grooves are formed in two sides of the upper end of the plastic sucking disc, and at least two vertically upward hot riveting columns are arranged in the confluence mounting grooves; the upper end of aluminium row is provided with the vertical locating hole that runs through of a plurality of, and the locating hole of aluminium row is through the hot riveting post of plastic uptake dish with aluminium row location installation in the mounting groove that converges.
A battery module comprises a module shell, a plurality of battery cells and a collection structure; the electricity core is installed in the module shell, and collection structure installs in the upper end of module shell, and aluminium bar laser welding is in the upper end of electricity core.
Preferably, the heat conducting glue packaged in a temperature sensing manner is in contact with the pole face of the battery cell for heat transfer.
The utility model has the beneficial effects that:
1. the temperature sensing package is in heat transfer with the pole face of the battery cell through the heat conducting glue, so that the real temperature of the battery cell can be effectively detected.
2. The busbar is fixed in on the plastic sucking plate through the hot riveting mode, can effectively prevent with the drop of the preceding busbar of electric core welding.
3. The FFC and the aluminum bar are effectively positioned by using the plastic sucking disc groove, the height difference between the FFC and the aluminum bar is reduced, the welding difficulty is reduced, and the production efficiency is effectively improved.
4. Adopt the plastic sucking dish can effectively alleviate module weight and reduce cost.
Drawings
FIG. 1 is a schematic view of the construction of a blister tray according to the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a partially enlarged schematic view of the present invention.
Fig. 4 is a schematic view of the overall structure of the present invention.
The reference numerals are explained below: 1-a plastic sucking disc; 2-FFC; 3-PCB collecting board; 4-temperature sensing packaging; 5-collecting connector; 6-a busbar; 7-a module housing; 11-FFC mounting groove; 12-a convergence mounting groove; 13-hot riveting columns; 21-FFC body; 22-FFC voltage striping; 23-FFC temperature sensing striping; 41-PCB temperature acquisition board; 42-a thermistor; 43-an insulating plate; 44-a protective enclosure; 61-collecting nickel sheets; 62-aluminum row; 63-positioning holes.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it should be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments, and it should be understood that the present application is not limited to the example embodiments disclosed and described herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The utility model provides figures 1-4, in the embodiment of the utility model, an acquisition structure of an FFC and plastic sucking disc integrated CCS comprises a plastic sucking disc 1, an FFC2, a PCB acquisition board 3, a temperature sensing package 4, an acquisition connector 5 and a bus bar 6; the middle part of the upper end of the plastic sucking disc 1 is provided with the FFC2, the two sides of the upper end of the plastic sucking disc 1 are provided with the bus bars 6, and the outer end of the FFC2 is electrically connected with the bus bars 6; the temperature sensing package 4 is arranged at two sides of the FFC2, and the side end of the FFC2 is electrically connected with the temperature sensing package 4; the PCB acquisition board 3 is arranged at the front end of the plastic sucking disc 1, and the front end of the FFC2 is electrically connected with the PCB acquisition board 3; the acquisition connector 5 is mounted on the PCB acquisition board 3.
The FFC2 comprises an FFC main body 21, an FFC voltage stripe 22 and an FFC temperature sensing stripe 23 of FFC2 cutting stripes; one end of the FFC temperature sensing sub-strip 23 is electrically connected with the temperature sensing package 4, and the other end is electrically connected with the FFC main body 21; one end of the FFC voltage bar 22 is electrically connected to the bus bar 6, and the other end is electrically connected to the FFC main body 21. At least one FFC2 is installed in the middle of the upper end of the plastic sucking disc 1, if a single FFC2 is installed, a plurality of FFC voltage sub-strips 22 and FFC temperature sensing sub-strips 23 are cut at two sides of the FFC2, and if a plurality of FFC2 are installed, a plurality of FFC voltage sub-strips 22 and FFC temperature sensing sub-strips 23 are cut at the outer side of the FFC 2. The FFC voltage strips 22 are used for collecting voltage signals, the FFC temperature sensing strips 23 are used for collecting temperature signals, and the voltage and temperature signals are transmitted to the collecting connector 5 on the PCB collecting plate 3 after being collected.
The bus bar 6 comprises an aluminum bar 62 and a collecting nickel sheet 61, the collecting nickel sheet 61 is installed at the upper end of the aluminum bar 62, and the FFC voltage bar 22 and the collecting nickel sheet 61 are soldered. The whole copper conductor at the tail part of the FFC voltage sub-bar 22 is contacted with the collecting nickel sheet on the bus bar and is soldered with the nickel sheet, and then UV glue is applied to the soldering point for protection.
The FFC voltage strips 22 are bent to the collecting nickel sheet 61, and the direction of the FFC voltage strips 22 is vertical to the collecting nickel sheet 61; the FFC temperature sensing sub-strip 23 is bent twice and then welded with the temperature sensing package 4. The FFC voltage division 22 is to cut the FFC along the edge of each voltage acquisition line (0.5 +/-0.2 mm away from a copper wire of the FFC), wrap a high-temperature adhesive tape or Mylar for protection after cutting to a certain size, and bend upwards at a position 10mm away from a wrapping point along a bending line by 90 degrees; FFC temperature sensing divides strip 23 cuts along the edge (0.5 +/-0.2 mm apart from its copper line) of every pair of temperature sensing collection line promptly, cuts to wrap up high temperature sticky tape or wheat and draw and protect after certain size to locate to bend twice apart the strip in apart from parcel some certain size, back and temperature sensing encapsulation 4 weld, and the welding department need be beaten UV and glue the protection.
The middle part of the plastic sucking disc 1 is provided with an FFC mounting groove 11, the lower end of the FFC2 is provided with a back adhesive, and the FFC2 is adhered and fixed in the FFC mounting groove 11 through the back adhesive. The FFC mounting groove 11 of the plastic sucking disc 1 is used for positioning the mounting position of the FFC2, and the lower end of the FFC2 is provided with a back adhesive, so that the FFC2 can be firmly mounted in the FFC mounting groove 11.
The temperature sensing package 4 comprises a PCB temperature acquisition board 41, a thermistor 42 and an insulation board 43; the thermistor 42 is reflow-welded to the lower end of the PCB temperature acquisition board 41; the insulation board 43 surrounds the thermistor 42 and is installed at the lower end of the PCB temperature acquisition board 41 to form a protection enclosure cavity 44, and the FFC temperature sensing sub-strip 23 is electrically connected with the PCB temperature acquisition board 41. The thermistor 42 is soldered on the PCB temperature acquisition board 41, and is surrounded and protected by the insulating board 43 to form a protective enclosure 44, so as to protect the thermistor 42 and insulate the thermistor 42.
The protective enclosure 44 is filled with a thermally conductive material. The temperature sensing is more accurate when the mode such as heat conduction glue is filled in the protection enclosing cavity 44 and is sealed.
A plurality of integrally formed confluence mounting grooves 12 are formed in two sides of the upper end of the plastic sucking disc 1, and at least two vertically upward hot riveting columns 13 are arranged in the confluence mounting grooves 12; the upper end of the aluminum bar 62 is provided with a plurality of vertically penetrating positioning holes 63, and the positioning holes 63 of the aluminum bar 62 position and install the aluminum bar 62 in the confluence installation groove 12 through the hot riveting columns 13 of the plastic sucking disc 1. The busbar 6 is fixed on the plastic sucking disc in a hot riveting mode, so that the busbar 6 can be effectively prevented from falling off on the collecting structure before being welded with the battery cell; effectively use the recess of plastic sucking disc 1 to fix a position FFC2 and aluminium row 62 simultaneously, reduced FFC2 and aluminium row 62's difference in height, reduced the welding degree of difficulty, effectively improved production efficiency.
A battery module comprises a module shell 7, a plurality of battery cells (not shown) and a collection structure; the electric core is installed in module shell 7, and collection structure installs in the upper end of module shell 7, and 62 laser welding of aluminium bar are in the upper end of electric core.
The heat conducting glue of the temperature sensing package 4 is contacted with the pole face of the battery cell for heat transfer. The real temperature of the battery cell in the module can be effectively detected by the temperature sensing package 4.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a collection structure of FFC and plastic sucking disc integrated CCS which characterized in that: the device comprises a plastic sucking disc, an FFC, a PCB acquisition board, a temperature sensing package, an acquisition connector and a bus bar;
the middle part of the upper end of the plastic sucking disc is provided with the FFC, the two sides of the upper end of the plastic sucking disc are provided with the bus bars, and the outer end of the FFC is electrically connected with the bus bars;
the temperature sensing packages are arranged on two sides of the FFC, and the side ends of the FFC are electrically connected with the temperature sensing packages;
the PCB acquisition board is arranged at the front end of the plastic sucking disc, and the front end of the FFC is electrically connected with the PCB acquisition board;
the collection connector is installed on the PCB collection board.
2. The collection structure of an FFC and blister tray integrated CCS of claim 1, wherein: the FFC comprises an FFC main body, FFC voltage strips and FFC temperature-sensitive strips, wherein the FFC voltage strips and the FFC temperature-sensitive strips are cut and stripped by the FFC;
one end of the FFC temperature sensing sub-strip is electrically connected with the temperature sensing package, and the other end of the FFC temperature sensing sub-strip is electrically connected with the FFC main body;
one end of the FFC voltage division bar is electrically connected with the bus bar, and the other end of the FFC voltage division bar is electrically connected with the FFC main body.
3. The collection structure of an FFC and blister tray integrated CCS of claim 2, wherein: the busbar includes the aluminium row and gathers the nickel piece, gathers the nickel piece and installs the upper end at the aluminium row, and FFC voltage divides the strip and gathers the soldering of nickel piece and weld.
4. The collection structure of an FFC and plastic tray integrated CCS according to claim 2 or 3, wherein: bending the FFC voltage strips to the collecting nickel sheet, wherein the FFC voltage strip direction is vertical to the collecting nickel sheet;
the FFC temperature sensing strip is bent twice and then is electrically connected with the temperature sensing package.
5. The collection structure of an FFC and blister tray integrated CCS of claim 1, wherein: the middle part of the plastic sucking disc is provided with an FFC mounting groove, the lower end of the FFC is provided with a back adhesive, and the FFC is adhered and fixed in the FFC mounting groove through the back adhesive.
6. The collection structure of an FFC and blister tray integrated CCS of claim 2, wherein: the temperature sensing package comprises a PCB temperature acquisition board, a thermistor and an insulation board;
the thermistor is welded at the lower end of the PCB temperature acquisition board in a reflow manner;
the insulation board encircles thermistor and installs the lower extreme at PCB temperature acquisition board and form the protection and enclose the chamber, and FFC temperature sensing divides strip and PCB temperature acquisition board electric connection.
7. The collection structure of an FFC and blister tray integrated CCS of claim 6, wherein: and the protective enclosure cavity is filled with heat conduction materials.
8. The collection structure of an FFC and plastic tray integrated CCS according to claim 1 or 3, wherein: a plurality of integrally formed confluence mounting grooves are formed in two sides of the upper end of the plastic sucking disc, and at least two vertically upward hot riveting columns are arranged in the confluence mounting grooves;
the upper end of aluminium row is provided with the vertical locating hole that runs through of a plurality of, and the locating hole of aluminium row is through the hot riveting post of plastic uptake dish with aluminium row location installation in the mounting groove that converges.
9. A battery module, its characterized in that: comprising a module housing, a plurality of cells and the acquisition structure of any of claims 1 to 8;
the electricity core is installed in the module shell, and collection structure installs in the upper end of module shell, and aluminium bar laser welding is in the upper end of electricity core.
10. A battery module according to claim 9, wherein: the heat conducting glue packaged by temperature sensing is contacted with the pole face of the battery cell for heat transfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121996322.8U CN216488417U (en) | 2021-08-24 | 2021-08-24 | FFC and plastic sucking disc integrated CCS's collection structure and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121996322.8U CN216488417U (en) | 2021-08-24 | 2021-08-24 | FFC and plastic sucking disc integrated CCS's collection structure and battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216488417U true CN216488417U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121996322.8U Active CN216488417U (en) | 2021-08-24 | 2021-08-24 | FFC and plastic sucking disc integrated CCS's collection structure and battery module |
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| Country | Link |
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| CN (1) | CN216488417U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024050917A1 (en) * | 2022-09-06 | 2024-03-14 | 湖北亿纬动力有限公司 | Blister housing structure |
-
2021
- 2021-08-24 CN CN202121996322.8U patent/CN216488417U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024050917A1 (en) * | 2022-09-06 | 2024-03-14 | 湖北亿纬动力有限公司 | Blister housing structure |
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