CN218957950U - Fixing mechanism for battery module signal acquisition line and battery module - Google Patents
Fixing mechanism for battery module signal acquisition line and battery module Download PDFInfo
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- CN218957950U CN218957950U CN202320060518.9U CN202320060518U CN218957950U CN 218957950 U CN218957950 U CN 218957950U CN 202320060518 U CN202320060518 U CN 202320060518U CN 218957950 U CN218957950 U CN 218957950U
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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 application provides a battery module signal acquisition line is with fixed establishment and battery module. The fixing mechanism for the battery module signal acquisition line comprises: the battery cell fixing assembly comprises a plurality of battery cell brackets which are stacked mutually, a wire clamping groove is formed in the surface of each battery cell bracket, and the wire clamping grooves of two adjacent battery cell brackets are communicated mutually; the BMS component comprises a BMS bracket and a BMS protection plate, the BMS bracket is arranged on the battery core bracket at the top of the battery core fixing component, a wire clamping hook is arranged on the BMS bracket, and the BMS protection plate is connected to the BMS bracket; the signal acquisition assembly comprises a pressure acquisition signal wire harness, a pressure acquisition wire connector, a temperature sensing probe, a temperature sensing signal wire harness and a temperature sensing probe connector. Through the card line hook that sets up on the BMS support and the card wire casing on each electric core support for adopt to press the wiring of signal pencil and temperature sensing signal pencil smooth and easy, thereby avoided the wiring disorder, practiced thrift staff operating time.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a fixing mechanism for a battery module signal acquisition line and a battery module.
Background
Nowadays, with the development of lithium battery technology, more and more electric vehicles employ rechargeable lithium ion batteries, and cylindrical batteries are widely used in various environments. The stability, reliability and safety of the battery are very important in practical application environments, the safety of the battery pack is very important in practical application of the battery pack, and the fixing mode of the voltage collecting signal wire and the temperature sensing signal wire of the battery is an important part of the safety of the battery. However, in the prior art, the pressure-collecting signal wire and the temperature-sensing signal wire are fixed on the BMS protection plate by using rubberizing paper, and when the battery is packaged in the shell, the pressure-collecting signal wire harness and the temperature-sensing signal wire harness are easily scratched with the shell due to the fact that the fixing mode of the rubberizing is not firm enough.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a fixing mechanism for a battery module signal acquisition line and a battery module, which can better avoid the situation that a pressure acquisition signal wire harness and a temperature sensing signal wire harness scratch with a shell to fall off when the shell is packaged by the battery.
The aim of the utility model is realized by the following technical scheme:
the battery module signal acquisition wire fixing mechanism comprises a battery cell fixing assembly, a BMS assembly and a signal acquisition assembly, wherein the battery cell fixing assembly comprises a plurality of battery cell supports which are stacked mutually, a plurality of battery cell accommodating grooves are formed in each battery cell support, each battery cell accommodating groove is used for accommodating a battery cell, a wire clamping groove is formed in the surface of each battery cell support, and the wire clamping grooves of two adjacent battery cell supports are communicated mutually; the BMS component comprises a BMS support and a BMS protection plate, wherein the BMS support is arranged on the battery core support at the top of the battery core fixing component, a wire clamping hook is arranged on the BMS support, the BMS protection plate is connected to the BMS support, and a pressure sampling socket and a temperature sensing socket are arranged on the BMS protection plate; the signal acquisition assembly comprises a pressure acquisition signal wire harness, a pressure acquisition wire connector, a temperature sensing probe, a temperature sensing signal wire harness and a temperature sensing probe connector, wherein the pressure acquisition signal wire harness is sequentially contained in a plurality of clamping wire grooves, the temperature sensing signal wire harness is sequentially contained in a plurality of clamping wire grooves, the pressure acquisition signal wire harness and the temperature sensing signal wire harness are respectively clamped on the clamping wire hooks, each wire head at one end of the pressure acquisition signal wire harness is respectively welded on each lug of each electric core, each wire head at the other end of the pressure acquisition signal wire harness is electrically connected with the pressure acquisition wire connector, and the pressure acquisition wire connector is electrically connected with the pressure acquisition socket; each wire end of one end of the temperature sensing signal wire harness is mutually connected and connected with the temperature sensing probe, the temperature sensing probe is placed adjacent to one electric core, each wire end of the other end of the temperature sensing signal wire harness is electrically connected with the temperature sensing probe connector, and the temperature sensing probe connector is electrically connected with the temperature sensing socket.
In one embodiment, the cell fixing assembly further comprises a plurality of fiber boards, wherein one fiber board is arranged between two adjacent cell supports, and each fiber board is used for separating two adjacent cell supports.
In one embodiment, two nickel plates are further disposed at two ends of each of the battery cell supports, and the two nickel plates are connected to two ends of the battery cells in one of the battery cell supports.
In one embodiment, the two nickel plates are welded to two ends of the battery cell in one of the battery cell holders respectively.
In one embodiment, the battery cell fixing assembly further comprises a screw rod, and the screw rod sequentially penetrates through and is connected to the BMS support and the battery cell supports.
In one embodiment, the cell fixing assembly further comprises a nut, the nut is arranged at the bottom end of the cell support at the bottom of the cell fixing assembly, and the nut is used for fixing the screw.
In one embodiment, each of the battery cell supports includes an upper support and a lower support connected to each other, and each of the upper supports and the corresponding lower support are stacked to form a plurality of battery cell accommodating grooves and a plurality of wire clamping grooves.
In one embodiment, the BMS protection plate is provided with a screw, the BMS support is provided with a screw hole, and the screw penetrates through the BMS protection plate and is in threaded connection with the inner wall of the screw hole.
In one embodiment, each of the battery cells is columnar, and each of the battery cell accommodating grooves is a columnar groove.
A battery module comprises a plurality of battery cells and the fixing mechanism for the battery module signal acquisition line according to any of the embodiments, wherein each battery cell is accommodated in one battery cell accommodating groove.
Compared with the prior art, the utility model has the following advantages:
1. through the arrangement of the wire clamping hooks on the BMS brackets and the wire clamping grooves on each cell bracket, the wiring of the pressure acquisition signal wire harness and the temperature sensing signal wire harness is smooth, thereby avoiding the disorder of wiring and saving the operation time of staff;
2. through the setting of card line hook and card wire casing, can avoid when battery packaging shell betterly, adopt and press signal pencil and temperature sense signal pencil to take place to scratch with the shell and thereby appear the condition that drops, and then avoided adopting the potential safety hazard of pressing signal pencil and temperature sense signal pencil short circuit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a fixing mechanism for a signal acquisition line of a battery module according to an embodiment;
fig. 2 is an exploded view of a fixing mechanism for a signal acquisition line of the battery module shown in fig. 1;
fig. 3 is a schematic structural view of a signal acquisition assembly in the fixing mechanism for a signal acquisition line of the battery module shown in fig. 1;
fig. 4 is a schematic structural view of the battery cells loaded in the fixing mechanism for the battery module signal acquisition line shown in fig. 1.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The utility model provides a battery module signal acquisition line is with fixed establishment, including electric core fixed subassembly, BMS subassembly and signal acquisition subassembly, electric core fixed subassembly includes a plurality of electric core supports of stacking each other, each be formed with a plurality of electric core holding tanks in the electric core support, each electric core holding tank is used for holding an electric core, and each electric core support's surface is formed with the card wire casing, and two adjacent electric core supports's card wire casing is intercommunicated; the BMS component comprises a BMS support and a BMS protection plate, wherein the BMS support is arranged on the battery core support at the top of the battery core fixing component, a wire clamping hook is arranged on the BMS support, the BMS protection plate is connected to the BMS support, and a pressure sampling socket and a temperature sensing socket are arranged on the BMS protection plate; the signal acquisition assembly comprises a pressure acquisition signal wire harness, a pressure acquisition wire connector, a temperature sensing probe, a temperature sensing signal wire harness and a temperature sensing probe connector, wherein the pressure acquisition signal wire harness is sequentially contained in a plurality of clamping wire grooves, the temperature sensing signal wire harness is sequentially contained in a plurality of clamping wire grooves, the pressure acquisition signal wire harness and the temperature sensing signal wire harness are respectively clamped on the clamping wire hooks, each wire head at one end of the pressure acquisition signal wire harness is respectively welded on each lug of each electric core, each wire head at the other end of the pressure acquisition signal wire harness is electrically connected with the pressure acquisition wire connector, and the pressure acquisition wire connector is electrically connected with the pressure acquisition socket; each wire end of one end of the temperature sensing signal wire harness is mutually connected and connected with the temperature sensing probe, the temperature sensing probe is placed adjacent to one electric core, each wire end of the other end of the temperature sensing signal wire harness is electrically connected with the temperature sensing probe connector, and the temperature sensing probe connector is electrically connected with the temperature sensing socket.
For better understanding of the technical solutions and advantageous effects of the present application, the following details are further described with reference to specific embodiments:
referring to fig. 1 to 4, a fixing mechanism 10 for a signal acquisition line of a battery module according to an embodiment of the present utility model includes a battery cell fixing assembly 100, a BMS assembly 200 and a signal acquisition assembly 300, wherein the battery cell fixing assembly 100 includes a plurality of battery cell holders 110 stacked on each other, a plurality of battery cell receiving slots 1101 are formed in each battery cell holder 110, each battery cell receiving slot 1101 is used for receiving a battery cell 400, a wire clamping slot 1102 is formed on a surface of each battery cell holder 110, and the wire clamping slots 1102 of two adjacent battery cell holders 110 are mutually communicated; the BMS assembly 200 comprises a BMS bracket 210 and a BMS protection board 220, wherein the BMS bracket 210 is arranged on the battery cell bracket 110 at the top of the battery cell fixing assembly 100, a wire clamping hook 212 is arranged on the BMS bracket 210, the BMS protection board 220 is connected to the BMS bracket 210, and a pressure sampling socket 222 and a temperature sensing socket 224 are arranged on the BMS protection board 220; the signal collection assembly 300 includes a pressure collection signal wire harness 310, a pressure collection wire connector 320, a temperature sensing probe 330, a temperature sensing signal wire harness 340 and a temperature sensing probe connector 350, wherein the pressure collection signal wire harness 310 is sequentially received in the plurality of wire clamping grooves 1102, the temperature sensing signal wire harness 340 is sequentially received in the plurality of wire clamping grooves 1102, the pressure collection signal wire harness 310 and the temperature sensing signal wire harness 340 are respectively clamped on the wire clamping hooks 212, each wire head at one end of the pressure collection signal wire harness 310 is respectively welded on the lug of each electrical core, each wire head at the other end of the pressure collection signal wire harness 310 is electrically connected with the pressure collection wire connector 320, and the pressure collection wire connector 320 is electrically connected with the pressure collection socket 222; the wire ends of one end of the temperature sensing signal wire harness 340 are mutually connected and connected to the temperature sensing probe 330, the temperature sensing probe 330 is placed adjacent to one of the electric cores, the wire ends of the other end of the temperature sensing signal wire harness 340 are electrically connected to the temperature sensing probe connector 350, and the temperature sensing probe connector 350 is electrically connected to the temperature sensing socket 224.
In this embodiment, a plurality of battery cell holders 110 are stacked, wherein a plurality of battery cell receiving slots 1101 are formed in each battery cell holder 110, and each battery cell receiving slot 1101 is configured to receive a battery cell 400, so that a plurality of battery cells 400 are accommodated in the plurality of battery cell holders 110. The surface of each electric core support 110 is also provided with a wire clamping groove 1102, the wire clamping grooves 1102 of two adjacent electric core supports 110 are communicated with each other, the electric core supports 110 at the top of the electric core fixing assembly 100 are sequentially provided with a BMS support 210 and a BMS protection plate 220, the pressure collecting signal wire harness 310 and the temperature sensing signal wire harness 340 are contained in the wire clamping grooves 1102, and the pressure collecting signal wire harness 310 and the temperature sensing signal wire harness 340 are respectively clamped on the wire clamping hooks 212 of the BMS support 210. Each wire end of one end of the voltage collecting signal wire harness 310 is welded on the tab of each electric core 400, each wire end of the other end of the voltage collecting signal wire harness 310 is electrically connected to the voltage collecting wire connector 320, and the voltage collecting wire connector 320 is electrically connected with the voltage collecting socket 222 on the BMS protection plate 220, so that collection of voltage collecting signals is achieved; the wire ends of one end of the temperature sensing signal wire harness 340 are connected to each other and connected to the temperature sensing probe 330, the temperature sensing probe 330 is placed adjacent to a battery cell 400, the wire ends of the other end of the temperature sensing signal wire harness 340 are electrically connected to the temperature sensing probe connector 350, and the temperature sensing probe connector 350 is also electrically connected to the temperature sensing socket 224 on the BMS protection board 220, thereby realizing the collection of temperature sensing signals.
In this embodiment, by arranging the wire clamping hooks 212 on the BMS bracket 210 and the wire clamping grooves 1102 on each cell bracket 110, the wires of the voltage-collecting signal wire harness 310 and the temperature-sensing signal wire harness 340 are smooth, thereby avoiding disorder of the wires and saving the operation time of staff; through the setting of card line hook 212 and card line groove 1102, can avoid when battery packaging shell betterly, adopt and press signal pencil 310 and temperature sensing signal pencil 340 to take place to scratch with the shell and thereby appear the circumstances that drops, and then avoided the potential safety hazard that adopts and press signal pencil 310 and temperature sensing signal pencil 340 short circuit.
In one embodiment, referring to fig. 2, the cell fixing assembly 100 further includes a plurality of fiber boards 120, and one fiber board 120 is disposed between two adjacent cell holders 110, and each fiber board 120 is used to separate two adjacent cell holders 110. In this embodiment, by disposing the fiber board 120 between two adjacent cell holders 110, the fiber board 120 can separate the two adjacent cell holders 110, so that the cells 400 on the two adjacent cell holders 110 can dissipate heat respectively.
In one embodiment, referring to fig. 2, two nickel plates 500 are further disposed at two ends of each of the battery cell holders 110, and the two nickel plates 500 are respectively connected to two ends of the battery cell 400 in one of the battery cell holders 110.
In one embodiment, referring to fig. 2, two nickel plates 500 are welded to two ends of the battery cell 400 in one of the battery cell holders 110.
In one embodiment, referring to fig. 2, the battery cell fixing assembly 100 further includes a screw 130, and the screw 130 is sequentially connected to the BMS support 210 and the plurality of battery cell supports 110 in a penetrating manner. In this manner, the BMS support 210 and the plurality of battery cell supports 110 are sequentially connected by the screws 130.
In one embodiment, referring to fig. 2, the cell fixing assembly 100 further includes a nut 140, the nut 140 is disposed at the bottom end of the cell support 110 at the bottom of the cell fixing assembly 100, and the nut 140 is used to fix the screw 130. In the present embodiment, the screw 130 is fixed by providing the nut 140 coupled to the screw 130.
In one embodiment, referring to fig. 2, each of the battery cell holders 110 includes an upper holder 112 and a lower holder 114 connected to each other, and each of the upper holders 112 and the corresponding lower holder 114 are stacked to form a plurality of battery cell receiving slots 1101 and a plurality of card slots 1102. In the present embodiment, each cell holder 110 is formed by stacking an upper holder 112 and a lower holder 114.
In one embodiment, the BMS protection plate is provided with a screw, the BMS support is provided with a screw hole, and the screw penetrates through the BMS protection plate and is in threaded connection with the inner wall of the screw hole. Thus, the BMS protection plate is fixed on the BMS bracket.
In one embodiment, each of the battery cells is columnar, and each of the battery cell accommodating grooves is a columnar groove. Therefore, each cell accommodating groove can be respectively adapted to each cell.
The utility model also provides a battery module, which comprises a plurality of the battery cells and the fixing mechanism for the battery module signal acquisition line, wherein each battery cell is accommodated in one battery cell accommodating groove.
Compared with the prior art, the utility model has the following advantages:
1. through the arrangement of the wire clamping hooks on the BMS brackets and the wire clamping grooves on each cell bracket, the wiring of the pressure acquisition signal wire harness and the temperature sensing signal wire harness is smooth, thereby avoiding the disorder of wiring and saving the operation time of staff;
2. through the setting of card line hook and card wire casing, can avoid when battery packaging shell betterly, adopt and press signal pencil and temperature sense signal pencil to take place to scratch with the shell and thereby appear the condition that drops, and then avoided adopting the potential safety hazard of pressing signal pencil and temperature sense signal pencil short circuit.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The utility model provides a battery module signal acquisition line is with fixed establishment which characterized in that includes:
the battery cell fixing assembly comprises a plurality of battery cell brackets which are stacked mutually, a plurality of battery cell accommodating grooves are formed in each battery cell bracket, each battery cell accommodating groove is used for accommodating a battery cell, a wire clamping groove is formed in the surface of each battery cell bracket, and the wire clamping grooves of two adjacent battery cell brackets are communicated mutually;
the BMS assembly comprises a BMS support and a BMS protection plate, wherein the BMS support is arranged on the battery core support at the top of the battery core fixing assembly, a wire clamping hook is arranged on the BMS support, the BMS protection plate is connected to the BMS support, and a pressure sampling socket and a temperature sensing socket are arranged on the BMS protection plate;
the signal acquisition assembly comprises a pressure acquisition signal wire harness, a pressure acquisition wire connector, a temperature sensing probe, a temperature sensing signal wire harness and a temperature sensing probe connector, wherein the pressure acquisition signal wire harness is sequentially contained in a plurality of clamping wire grooves, the temperature sensing signal wire harness is sequentially contained in a plurality of clamping wire grooves, the pressure acquisition signal wire harness and the temperature sensing signal wire harness are respectively clamped on the clamping wire hooks, wire heads at one end of the pressure acquisition signal wire harness are respectively welded on the lugs of each electric core, the wire heads at the other end of the pressure acquisition signal wire harness are electrically connected with the pressure acquisition wire connector, and the pressure acquisition wire connector is electrically connected with the pressure acquisition socket; each wire end of one end of the temperature sensing signal wire harness is mutually connected and connected with the temperature sensing probe, the temperature sensing probe is placed adjacent to one electric core, each wire end of the other end of the temperature sensing signal wire harness is electrically connected with the temperature sensing probe connector, and the temperature sensing probe connector is electrically connected with the temperature sensing socket.
2. The fixing mechanism for a signal acquisition line of a battery module according to claim 1, wherein the battery cell fixing assembly further comprises a plurality of fiber boards, wherein one fiber board is arranged between two adjacent battery cell supports, and each fiber board is used for separating two adjacent battery cell supports.
3. The fixing mechanism for a signal acquisition line of a battery module according to claim 1, wherein two nickel plates are further respectively arranged at two ends of each battery cell support, and the two nickel plates are respectively connected with two ends of a battery cell in one battery cell support.
4. The fixing mechanism for a signal acquisition wire of a battery module according to claim 3, wherein two nickel plates are welded to both ends of a battery cell in one of the battery cell holders, respectively.
5. The fixing mechanism for a signal acquisition line of a battery module according to claim 1, wherein the battery cell fixing assembly further comprises a screw rod, and the screw rod sequentially penetrates through and is connected to the BMS bracket and the battery cell brackets.
6. The fixing mechanism for a signal acquisition line of a battery module according to claim 5, wherein the battery cell fixing assembly further comprises a nut, the nut is disposed at a bottom end of a battery cell bracket at a bottom of the battery cell fixing assembly, and the nut is used for fixing the screw.
7. The fixing mechanism for a signal acquisition line of a battery module according to claim 1, wherein each of the battery cell holders comprises an upper holder and a lower holder which are connected to each other, and each of the upper holders and the corresponding lower holders are stacked to form a plurality of the battery cell accommodating grooves and a plurality of the wire clamping grooves.
8. The fixing mechanism for the battery module signal acquisition line according to claim 1, wherein a screw is arranged on the BMS protection plate, a screw hole is arranged on the BMS support, and the screw penetrates through the BMS protection plate and is in threaded connection with the inner wall of the screw hole.
9. The fixing mechanism for a signal acquisition line of a battery module according to claim 1, wherein each of the battery cells is columnar, and each of the battery cell accommodating grooves is a columnar groove.
10. A battery module, comprising a plurality of the battery cells and the fixing mechanism for the battery module signal acquisition line according to any one of claims 1 to 9, wherein each of the battery cells is accommodated in one of the battery cell accommodating grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320060518.9U CN218957950U (en) | 2023-01-04 | 2023-01-04 | Fixing mechanism for battery module signal acquisition line and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320060518.9U CN218957950U (en) | 2023-01-04 | 2023-01-04 | Fixing mechanism for battery module signal acquisition line and battery module |
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| Publication Number | Publication Date |
|---|---|
| CN218957950U true CN218957950U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320060518.9U Active CN218957950U (en) | 2023-01-04 | 2023-01-04 | Fixing mechanism for battery module signal acquisition line and battery module |
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| CN (1) | CN218957950U (en) |
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- 2023-01-04 CN CN202320060518.9U patent/CN218957950U/en active Active
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