CN217544869U - Connect formula battery temperature acquisition device and battery module soon - Google Patents
Connect formula battery temperature acquisition device and battery module soon Download PDFInfo
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- CN217544869U CN217544869U CN202221346933.2U CN202221346933U CN217544869U CN 217544869 U CN217544869 U CN 217544869U CN 202221346933 U CN202221346933 U CN 202221346933U CN 217544869 U CN217544869 U CN 217544869U
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- temperature acquisition
- acquisition device
- battery temperature
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- inserted sheet
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Abstract
The utility model provides a connect formula battery temperature acquisition device and battery module soon, connect formula battery temperature acquisition device soon and include the inserted sheet terminal that bus and one end and bus peg graft, the other end of inserted sheet terminal is packaged with the temperature acquisition piece. The utility model can realize the assembly of the quick-connection battery temperature acquisition device after the plug-in sheet terminal is plugged with the Busbar, and the assembly of the quick-connection battery temperature acquisition device is quick and convenient; when the temperature acquisition piece breaks down, the quick-connection type battery temperature acquisition device can be detached by detaching the insert terminal from the bus bar, and then the temperature acquisition piece is maintained or replaced, so that the quick-connection type battery temperature acquisition device can be conveniently maintained or replaced, and the after-sale maintenance cost of the battery temperature acquisition device is greatly reduced; the one end of inserted sheet terminal is connected the temperature and is gathered the piece, in the manufacturing and transportation process of connect formula battery temperature collection system soon, the temperature is gathered the piece and is difficult for receiving the damage.
Description
Technical Field
The utility model belongs to the technical field of power battery, a connect formula battery temperature acquisition device soon is related to, especially relate to a connect formula battery temperature acquisition device soon and battery module.
Background
At present, wire harness and FPC schemes are generally adopted in a battery sampling system, wherein in the wire harness scheme, a battery temperature sampling method is to utilize ultrasonic welding to weld an aluminum terminal encapsulated with NTC on a Busbar for acquiring the temperature of a battery core, and in the FPC scheme, a surface mount type NTC is welded on an FPC for acquiring the temperature of the battery, and the two schemes have some defects.
For the wire harness acquisition scheme, the aluminum terminal packaging temperature sensor has the risk of wire breakage by vibration in the process of ultrasonic welding to the Busbar and the risk of vibration cracking of the NTC body; after the temperature sensor is welded on the module, once the temperature sensor fails to be replaced, the whole module can be replaced only, so that the cost is high; ultrasonic welding equipment is expensive, and the requirements on the process are high.
For the FPC acquisition scheme, mechanical and thermal stress is easily caused to the patch NTC in the processing, manufacturing and transportation processes of the FPC, so that the NTC fails; when the NTC fails, the NTC cannot be replaced and maintained, and the whole module needs to be replaced, so that the after-sale maintenance cost is greatly increased.
CN212907844U discloses a temperature collecting device, a battery module and a battery management system, which are applied to the battery module, wherein the battery module comprises a busbar, and the temperature collecting device comprises a heat conduction piece, a thermistor and a flexible circuit board; a conductive circuit is arranged in the flexible circuit board; the heat conduction piece is in heat exchange connection with the busbar, the heat conduction piece is further connected with the flexible circuit board, the thermistor is arranged on the portion, corresponding to the flexible circuit board, of the heat conduction piece, the thermistor is in heat exchange connection with the heat conduction piece, and the thermistor is electrically connected with the conducting circuit. However, the assembly process of the temperature acquisition device is troublesome and the maintenance cost is high.
CN214625277U discloses a temperature acquisition structure of battery module, including FPC, FPC is provided with a plurality of connecting portion along length direction's both sides, and wherein, the free end of at least one connecting portion is buckled downwards and is formed the hem, the hem is kept away from one side of connecting portion extend with the installation position that FPC is parallel, the lower surface of installation position is provided with the potsherd, the potsherd is kept away from the one side of installation position is used for hugging closely electric core, the upper surface of installation position is provided with temperature sensor. However, the NTC of the temperature acquisition structure of the battery module is easy to fail in the processes of processing, manufacturing and transportation, and the NTC failure maintenance cost is high.
CN211125914U discloses a battery module voltage temperature acquisition terminal and battery module, battery module voltage temperature acquisition terminal includes: the welding sheet is arranged at the bottom and is used for being connected with the battery module busbar; the compression joint terminal and the NTC encapsulation body are arranged on the upper part of the welding sheet side by side, one end of a voltage acquisition wire harness of the internal-pressure battery module is used for outputting a voltage signal of the battery module through the voltage acquisition wire harness of the battery module, and the other end of the voltage acquisition wire harness of the battery module is connected with a battery module connector; the NTC encapsulating body is arranged on the upper part of the welding sheet side by side with the crimping terminal and is used for encapsulating the NTC thermistor in the welding sheet; the NTC thermistor is arranged in the NTC encapsulation body, is connected with one end of the temperature acquisition wiring harness and is used for outputting a temperature signal of the battery module through the temperature acquisition wiring harness, and the other end of the temperature acquisition wiring harness is connected with the battery module connector. However, the lead and the NTC body of the battery module voltage temperature acquisition terminal are easily damaged during the welding process and the maintenance cost of the temperature sensor is high.
The presently disclosed quick-connection battery temperature acquisition devices all have certain defects, and have the problems of difficult assembly, higher maintenance and replacement cost, poorer mechanical impact resistance, poorer water and moisture resistance and higher production and manufacturing cost. Therefore, it is very important to develop and design a novel quick-connection type battery temperature acquisition device.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a quick-connection type battery temperature acquisition device and a battery module, the assembly of the quick-connection type battery temperature acquisition device can be realized after the insertion piece terminal is inserted into a bus bar, and the assembly of the quick-connection type battery temperature acquisition device is quick and convenient; when the temperature acquisition piece breaks down, the quick-connection type battery temperature acquisition device can be detached after the insert terminal and the bus bar are detached, and then the temperature acquisition piece is maintained or replaced, so that the quick-connection type battery temperature acquisition device can be conveniently maintained or replaced, and the after-sale maintenance cost of the battery temperature acquisition device is greatly reduced; the one end of inserted sheet terminal is connected the temperature and is gathered the piece, in the manufacturing and transportation process of connect formula battery temperature collection system soon, the temperature is gathered the piece and is difficult for receiving the damage.
To achieve the purpose, the utility model adopts the following technical proposal:
first aspect, the utility model relates to a connect formula battery temperature acquisition device soon, connect formula battery temperature acquisition device soon and include the inserted sheet terminal that bus bar and one end and bus bar pegged graft, the other end of inserted sheet terminal is packaged with temperature acquisition spare.
Can realize the equipment of connecing formula battery temperature acquisition device soon after inserted sheet terminal pegs graft with the Busbar, the equipment of connecing formula battery temperature acquisition device soon is convenient.
When the temperature acquisition piece broke down, through can realizing the split of connect formula battery temperature acquisition device soon after with inserted sheet terminal and bus bar split, carry out the maintenance or the change of temperature acquisition piece afterwards, connect formula battery temperature acquisition device soon and can conveniently maintain or change to greatly reduced battery temperature acquisition device's after-sales maintenance cost.
Temperature acquisition spare is connected to the one end of inserted sheet terminal, in the manufacturing and transportation of connecing formula battery temperature acquisition device soon, temperature acquisition spare is difficult for receiving the damage.
As a preferred technical scheme of the utility model, the temperature acquisition piece includes the casing, be provided with thermistor in the casing.
The casing is used for holding and protecting thermistor and does not receive the damage, the impact resistance of temperature acquisition spare is stronger.
As an optimized technical scheme of the utility model, be provided with the filler between shells inner wall and the thermistor.
Heat on the Busbar is transmitted by electric core and comes, heat conduction on the Busbar is conducted to thermistor via the filler behind the inserted sheet terminal to the realization is to the control of electric core temperature.
The filler is epoxy, epoxy has good insulating properties, dampproofing and waterproofing performance and heat conductivility, the filler can strengthen the dampproofing and waterproofing performance of connecing formula battery temperature collection system soon, realizes the insulation between thermistor and the casing and realizes thermal transmission between bus bar and the thermistor.
As an optimized technical scheme of the utility model, be connected with the wire on the thermistor, the wire is used for transmitting temperature signal to battery management system.
As an optimal technical scheme of the utility model, be provided with two pins on the thermistor, the wire is two and the wire, two pins pass through welding electric connection with two and the wire respectively.
As a preferred technical solution of the present invention, an insert feature is provided on the Busbar, and a limit unlocking feature is provided on a surface of one end of the insert terminal to be inserted into the Busbar;
during the equipment spacing unblock characteristic will insert the inserted sheet characteristic spacing of inserted sheet terminal, during the split spacing unblock characteristic is relieved and is taken out the inserted sheet characteristic to the spacing back of inserted sheet characteristic.
As a preferred technical scheme of the utility model, a through hole or a groove is arranged on the inserting sheet, and a protrusion matched with the through hole or the groove is arranged on the surface of one end of the limiting unlocking feature, which is far away from the temperature acquisition part;
after the inserting sheet characteristics are inserted into the inserting sheet terminals, the protrusions are clamped with the through holes or the grooves, and the inserting sheet characteristics are limited.
As an optimal technical scheme of the utility model, the one end that spacing unblock characteristic is close to the temperature acquisition piece is provided with the unblock piece on the surface, the unblock piece is drawn up the back arch and is descended and separate with through-hole or recess.
As an optimal technical scheme of the utility model, the inserted sheet characteristic is kept away from Busbar's one end and is provided with the chamfer.
The chamfer is the inclined cut that the one end of inserted sheet characteristic was kept away from Busbar set up, being provided with of chamfer does benefit to the inserted sheet characteristic and inserts the inserted sheet terminal smoothly to realize connecing formula battery temperature acquisition device's equipment soon.
In a second aspect, the utility model provides a battery module, battery module includes the first aspect connect formula battery temperature acquisition device soon.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The utility model can realize the assembly of the quick-connection battery temperature acquisition device after the insertion piece terminal is inserted into the Busbar, and the assembly of the quick-connection battery temperature acquisition device is quick and convenient;
(2) When the temperature acquisition piece breaks down, the quick-connection type battery temperature acquisition device can be split by splitting the insert piece terminal and the bus bar, and then the temperature acquisition piece is maintained or replaced, so that the quick-connection type battery temperature acquisition device can be conveniently maintained or replaced, and the after-sale maintenance cost of the battery temperature acquisition device is greatly reduced;
(3) Temperature acquisition spare is connected to the one end of inserted sheet terminal, in the manufacturing and transportation of connecing formula battery temperature acquisition device soon, temperature acquisition spare is difficult for receiving the damage.
Drawings
Fig. 1 is a schematic diagram illustrating a structure of a quick-connect battery temperature acquisition device installed on an electrical core according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of the Busbar and the insert terminal provided in an embodiment of the present invention before assembly.
Fig. 3 is a schematic structural diagram of an insert terminal according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a buss bar provided in an embodiment of the present invention.
Wherein, 1-Busbar; 2-an insert terminal; 3-a temperature acquisition part; 4-a shell; 5-a thermistor; 6-a filler; 7-a wire; 8-a tab feature; 9-limit unlocking feature; 10-a through hole; 11-a bump; 12-an unlocking block; 13-chamfering.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the drawings.
In a specific embodiment, as shown in fig. 1, the utility model relates to a connect formula battery temperature acquisition device soon, connect formula battery temperature acquisition device soon includes Busbar1 and one end and the inserted sheet terminal 2 of Busbar1 grafting, the other end of inserted sheet terminal 2 is packaged with temperature acquisition 3.
Can realize the equipment of connecing formula battery temperature acquisition device soon after inserted sheet terminal 2 pegs graft with Busbar1, the equipment of connecing formula battery temperature acquisition device soon is swift convenient.
When temperature acquisition piece 3 broke down, can realize the split of connecing formula battery temperature acquisition device soon through with inserted sheet terminal 2 and Busbar1 split after, carry out the maintenance or the change of temperature acquisition piece 3 afterwards, connect formula battery temperature acquisition device soon and can conveniently maintain or change to greatly reduced battery temperature acquisition device's after-sales maintenance cost.
Further, as shown in fig. 2, the temperature collecting member 3 includes a housing 4, and a thermistor 5 is disposed in the housing 4.
Further, a filler 6 is arranged between the inner wall of the shell 4 and the thermistor 5.
Heat on the Busbar1 is transmitted by electric core and comes, heat conduction on the Busbar1 is conducted to thermistor 5 via filler 6 behind the inserted sheet terminal 2 to the realization is to the control of electric core temperature.
Further, a lead 7 is connected to the thermistor 5, and the lead 7 is used for transmitting a temperature signal to a battery management system.
Furthermore, two pins are arranged on the thermistor 5, the lead 7 is a double parallel lead, and the two pins are respectively and electrically connected with the double parallel lead through welding.
Furthermore, an insert feature 8 is arranged on the Busbar1, and a limiting unlocking feature 9 is arranged on the surface of one end, inserted into the Busbar1, of the insert terminal 2;
during the equipment spacing unblock characteristic 9 will insert the inserted sheet characteristic 8 spacing of inserted sheet terminal 2, during the split spacing unblock characteristic 9 removes and takes inserted sheet characteristic 8 out after spacing to inserted sheet characteristic 8.
Further, a through hole 10 or a groove is formed in the insert 8, and as shown in fig. 3, a protrusion 11 matched with the through hole 10 or the groove is formed in the surface of one end, far away from the temperature acquisition part 3, of the limiting unlocking feature 9;
after the inserting sheet feature 8 is inserted into the inserting sheet terminal 2, the protrusion 11 is clamped with the through hole 10 or the groove, and the inserting sheet feature 8 is limited.
Further, an unlocking block 12 is arranged on the surface of one end, close to the temperature acquisition part 3, of the limiting unlocking feature 9, and after the unlocking block 12 is pulled up, the protrusion 11 descends and is separated from the through hole 10 or the groove.
Further, as shown in fig. 4, the end of the tab feature 8 remote from the buss bar1 is provided with a chamfer 13.
In another embodiment, the present invention provides a battery module, which comprises the first aspect of the quick-connect battery temperature collecting device.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. The utility model provides a connect formula battery temperature acquisition device soon, its characterized in that, connect formula battery temperature acquisition device soon includes the inserted sheet terminal that bus and one end and bus were pegged graft, the other end of inserted sheet terminal is packaged with the temperature acquisition piece.
2. The quick connect battery temperature acquisition device of claim 1, wherein the temperature acquisition element comprises a housing having a thermistor disposed therein.
3. The quick connect battery temperature acquisition device of claim 2, wherein a filler is disposed between the inner wall of the housing and the thermistor.
4. The quick connect battery temperature acquisition device of claim 2, wherein a wire is connected to the thermistor, and the wire is used to transmit a temperature signal to a battery management system.
5. The quick connect battery temperature acquisition device of claim 4, wherein the thermistor is provided with two pins, and the two pins are electrically connected with the double parallel wires respectively through welding.
6. The quick-connect battery temperature acquisition device of claim 1, wherein an insert feature is provided on the Busbar, and a limiting unlocking feature is provided on a surface of one end of the insert terminal that is inserted into the Busbar;
during the equipment spacing unblock characteristic will insert the inserted sheet characteristic spacing of inserted sheet terminal, during the split spacing unblock characteristic is relieved and is taken out the inserted sheet characteristic to the spacing back of inserted sheet characteristic.
7. The quick-connect battery temperature acquisition device according to claim 6, wherein the insert features are provided with through holes or grooves, and the surface of one end of the limiting unlocking feature, which is far away from the temperature acquisition piece, is provided with protrusions matched with the through holes or grooves;
after the inserting sheet characteristics are inserted into the inserting sheet terminals, the protrusions are clamped with the through holes or the grooves, and the inserting sheet characteristics are limited.
8. The quick connect battery temperature acquisition device of claim 7, wherein an unlocking block is arranged on the surface of one end of the limiting unlocking feature close to the temperature acquisition piece, and the unlocking block is raised and then is raised to descend and be separated from the through hole or the groove.
9. The quick connect battery temperature acquisition device of claim 6, characterized in that, the one end of inserted sheet characteristic far away from the Busbar is provided with the chamfer.
10. A battery module, characterized in that the battery module comprises the quick-connect battery temperature acquisition device of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221346933.2U CN217544869U (en) | 2022-05-31 | 2022-05-31 | Connect formula battery temperature acquisition device and battery module soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221346933.2U CN217544869U (en) | 2022-05-31 | 2022-05-31 | Connect formula battery temperature acquisition device and battery module soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217544869U true CN217544869U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221346933.2U Active CN217544869U (en) | 2022-05-31 | 2022-05-31 | Connect formula battery temperature acquisition device and battery module soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217544869U (en) |
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2022
- 2022-05-31 CN CN202221346933.2U patent/CN217544869U/en active Active
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