CN219758459U - Detection tool for battery module - Google Patents
Detection tool for battery module Download PDFInfo
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- CN219758459U CN219758459U CN202321027965.0U CN202321027965U CN219758459U CN 219758459 U CN219758459 U CN 219758459U CN 202321027965 U CN202321027965 U CN 202321027965U CN 219758459 U CN219758459 U CN 219758459U
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000005070 sampling Methods 0.000 claims abstract description 53
- 210000001503 joint Anatomy 0.000 claims abstract description 3
- 238000007689 inspection Methods 0.000 claims 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a detection tool for a battery module. The detection tool comprises a data sampling interface, a first connecting wire harness, a wire harness connector, a second connecting wire harness and a data reading module; the data sampling interface is used for being in butt joint with the data interface of the battery module; the first end of the first connecting wire harness is connected with the data sampling interface and is used for being detachably connected with the input interface of the wire harness connector; the first end of the second connecting wire harness is detachably connected with the second end of the wire harness connector, the second end of the second connecting wire harness is connected with the data reading module, and the data reading module is used for acquiring state parameters of the battery module through a data interface of the battery module. The battery module can be directly docked with the data interface of the battery module through the data sampling interface so as to directly detect the state parameters of the battery module, thereby eliminating other factors, such as the influence of a BMS controller or a sampling wire harness, and directly detecting the battery module.
Description
Technical Field
The utility model belongs to the technical field of battery detection, and particularly relates to a detection tool for a battery module.
Background
At present, in order to ensure the normal operation of the battery, especially in order to ensure the normal operation of the driving battery of the electric automobile, a battery management system (Battery Management System; BMS) can acquire, process and store important information in the running process of the battery pack in real time, and can exchange information with external equipment such as a whole automobile controller, so that key problems of safety, usability, service life and the like in a lithium battery system are solved.
The battery management system can collect information such as the voltage, total voltage, battery temperature and the like of the power battery. In order to ensure the effective transmission of the information, a sampling wire harness is needed to provide hardware support for various information acquisition of the power battery and information interaction between BMS controllers. In general, if the voltage and the temperature of the power battery are abnormal, the power battery cannot be charged or discharged normally, and the BMS controller reports errors. And the factors influencing the voltage and temperature abnormality of the power battery are many, so that the fault of the battery is directly and sequentially checked through equipment such as a universal meter in order to avoid misjudgment caused by the fault of the BMS controller or the sampling wire harness, and the like, so that the battery is very inconvenient.
Disclosure of Invention
The utility model aims to provide a detection tool for a battery module, and aims to solve the problem that the traditional battery module is difficult to detect faults.
A first aspect of an embodiment of the present utility model provides a detection tool for a battery module, including: the device comprises a data sampling interface, a first connecting wire harness, a wire harness connector, a second connecting wire harness and a data reading module; the data sampling interface is used for being in butt joint with the data interface of the battery module; the first end of the first connecting wire harness is connected with the data sampling interface, and the second end of the first connecting wire harness is used for being detachably connected with the input interface of the wire harness connector; the first end of the second connecting wire harness is detachably connected with the output interface of the wire harness connector, the second end of the second connecting wire harness is connected with the data reading module, and the data reading module is used for acquiring state parameters of the battery module through the data interface of the battery module.
In one embodiment, the data interface includes a voltage data interface and a temperature data interface, the data sampling interface includes a voltage sampling interface and a temperature sampling interface, the voltage sampling interface is used for interfacing with the voltage data interface, and the temperature sampling interface is used for interfacing with the temperature data interface.
In one embodiment, the state parameters include a voltage parameter and a temperature parameter, the data reading module includes a voltage reading module and a temperature reading module, the voltage reading module is configured to obtain the voltage parameter of the battery module through the voltage data interface, and the temperature reading module is configured to obtain the temperature parameter of the battery module through the temperature data interface.
In one embodiment, the data sampling interface includes a plurality of voltage pins and a plurality of temperature pins, the number and arrangement positions of the plurality of voltage pins correspond to the voltage data interface, and the number and arrangement positions of the plurality of temperature pins correspond to the temperature data interface.
In one embodiment, the first connection wire bundle includes a plurality of first connection wires, the first end of the wire bundle connector includes a plurality of first sockets, the first end of each first connection wire is connected to the corresponding voltage pin, and the second end of the first connection wire is detachably connected to the first socket; the second connecting wire harness comprises a plurality of second connecting wires, the first end of the wire harness connector comprises a plurality of second plug-in interfaces, the first end of each second connecting wire is used for being detachably connected with the second plug-in interface, and the second end of each second connecting wire is connected with the voltage reading module; the first plug interface is connected with the second plug interface one to one.
In one embodiment, the battery module includes a plurality of battery cells, and the number of the first plug interfaces is greater than the number of the battery cells.
In one embodiment, the harness connector includes 21 first connectors and 21 second connectors.
In one embodiment, the first connection wire bundle includes a plurality of third connection wires, the first end of the wire bundle connector includes a plurality of third sockets, the first ends of the third connection wires are respectively connected with the corresponding temperature pins, and the second ends of the third connection wires are detachably connected with the third sockets; the second connecting wire harness comprises a plurality of fourth connecting wires, the first end of the wire harness connector comprises a plurality of fourth plug-in interfaces, the first ends of the fourth connecting wires are used for being detachably connected with the fourth plug-in interfaces, and the second ends of the fourth connecting wires are connected with the temperature reading module; the third plug interface is connected with the fourth plug interface one to one.
In one embodiment, the first connection harness includes at least two third connection wires, the harness connector includes at least two third sockets and at least two fourth sockets, and the second connection harness includes at least two fourth connection wires.
In one embodiment, the first connection harness includes 4 third connection wires, the harness connector includes 4 third sockets and 4 fourth sockets, and the second connection harness includes 4 fourth connection wires.
Compared with the prior art, the embodiment of the utility model has the beneficial effects that: when BMS controller reports wrong, can directly dock with battery module's data interface through data sampling interface to directly detect battery module's state parameter, thereby can get rid of other factors, for example can get rid of BMS controller or sampling pencil's influence, directly detect battery module.
Drawings
Fig. 1 is a schematic structural diagram of a detection tool for a battery module according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a detection tool for a battery module according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a detection tool for a battery module according to another embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a detection tool for a battery module according to another embodiment of the present utility model;
fig. 5 is a schematic structural diagram of a detection tool for a battery module according to another embodiment of the present utility model;
fig. 6 is a schematic structural diagram of a detection tool for a battery module according to another embodiment of the present utility model.
The above figures illustrate: 10. detecting a tool; 20. a battery module; 21. a data interface; 22. a voltage data interface; 23. a temperature data interface; 100. a data sampling interface; 110. a voltage sampling interface; 120. a temperature sampling interface; 200. a first connection harness; 210. a first connecting wire; 220. a third connecting wire; 300. a harness connector; 400. a second connection harness; 410. a second connecting wire; 420. a fourth connecting wire; 500. a data reading module; 510. a voltage reading module; 520. and a temperature reading module.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Fig. 1 shows a schematic structural diagram of a detection tool for a battery module according to an embodiment of the present utility model, and for convenience of explanation, only the parts related to the embodiment are shown, which are described in detail below:
the detection tool 10 of the battery module 20 includes: the data sampling interface 100, the first connection harness 200, the harness connector 300, the second connection harness 400 and the data reading module 500.
The data sampling interface 100 is used for interfacing with the data interface 21 of the battery module 20. The first end of the first connection harness 200 is connected to the data sampling interface 100, and the second end of the first connection harness 200 is configured to be detachably connected to the input interface of the harness connector 300.
The second end of the first connection harness 200 may be detachably connected with the input interface of the harness connector 300, so that the first connection harness 200 and the data sampling interface 100 may be quickly replaced, and thus the corresponding data sampling interface 100 and the first connection harness 200 may be selected for replacement according to a specific model of the battery module 20 or a specific model of the data interface 21 of the battery module 20.
Meanwhile, the plurality of data sampling interfaces 100 and the plurality of first connection bundles 200 having the same model may be replaced a plurality of times, thereby eliminating the possibility of malfunction of the data sampling interfaces 100 and the first connection bundles 200.
The first end of the second connection harness 400 is detachably connected with the output interface of the harness connector 300, the second end of the second connection harness 400 is connected with the data reading module 500, and the data reading module 500 is used for obtaining the state parameters of the battery module 20 through the data interface 21 of the battery module 20.
The data reading module 500 may include a display device for displaying the status parameters of the battery module 20. The display device may be a liquid crystal display or a LED light bank.
It should be noted that, under the condition that the battery module 20 works normally, the battery module 20 is connected with the BMS controller through the connection harness, and when the BMS controller reports errors, it is explained that the battery module 20 may fail, but when the connection harness or the BMS controller fails, the BMS controller also reports errors. Therefore, the data sampling interface 100 can directly interface with the data interface 21 of the battery module 20 to directly detect the state parameters of the battery module 20, so that other factors can be eliminated, for example, the influence of the BMS controller or the sampling harness can be eliminated, and the battery module 20 can be directly detected.
As shown in fig. 2, in one embodiment, data interface 21 includes a voltage data interface 22 and a temperature data interface 23, and data sampling interface 100 includes a voltage sampling interface 110 and a temperature sampling interface 120, with voltage sampling interface 110 being configured to interface with voltage data interface 22 and temperature sampling interface 120 being configured to interface with temperature data interface 23.
When the data sampling interface 100 is connected to the data interface 21, the voltage data interface 22 may output a corresponding electrical signal according to the voltage condition of the battery module 20, and the temperature data interface 23 may output a corresponding electrical signal according to the temperature condition of the battery module 20. The data reading module 500 can read and display the corresponding electrical signals through the data collection interface, the first connection harness 200, the harness connector 300, and the second connection harness 400, so as to be used for detecting the battery module 20 through the detection tool 10 by a user and judging whether the battery module 20 fails.
As shown in fig. 2, in an embodiment, the state parameters include a voltage parameter and a temperature parameter, the data reading module 500 includes a voltage reading module 510 and a temperature reading module 520, the voltage reading module 510 is configured to obtain the voltage parameter of the battery module 20 through the voltage data interface 22, and the temperature reading module 520 is configured to obtain the temperature parameter of the battery module 20 through the temperature data interface 23.
The voltage reading module 510 and the temperature reading module 520 may be microcontrollers or integrated circuits, and may identify corresponding electrical signals to obtain corresponding state parameters.
In one embodiment, the data sampling interface 100 includes a plurality of voltage pins and a plurality of temperature pins, the number and arrangement of the plurality of voltage pins corresponding to the voltage data interface 22, and the number and arrangement of the plurality of temperature pins corresponding to the temperature data interface 23.
The corresponding data sampling interface 100 may be selected according to the signal of the data interface 21 of the battery module 20 such that the respective pins of the data sampling interface 100 correspond to the data interface 21.
As shown in fig. 2, in an embodiment, the first connection wire bundle 200 includes a plurality of first connection wires 210, the first end of the wire bundle connector 300 includes a plurality of first sockets, the first end of each first connection wire 210 is connected to a corresponding voltage pin, and the second end of the first connection wire 210 is detachably connected to the first socket. The second connection harness 400 includes a plurality of second connection wires 410, the first end of the harness connector 300 includes a plurality of second sockets, the first ends of the second connection wires 410 are detachably connected to the second sockets, and the second ends of the second connection wires 410 are connected to the voltage reading module 510. The first plug interface is connected with the second plug interface one to one.
Each first connection wire 210 can be independently connected with the wire harness connector 300, and when the first connection wire harness 200 with different types and the data sampling interface 100 with different types are replaced according to the requirement, the wire harness connector 300 can also be randomly connected with the first connection wire harness 200.
In one embodiment, the battery module 20 includes a plurality of battery cells, and the number of the first sockets is greater than the number of the battery cells.
It should be noted that, each battery unit needs at least one first plug interface to be correspondingly connected with the battery unit, and the number of the first plug interfaces is one more than that of the battery units. For example, at least 9 first plug-in connectors are required for the battery module 20 having 8 battery cells.
As shown in fig. 3, in one embodiment, the harness connector 300 includes 13 first sockets and 13 second sockets. That is, the harness connector 300 can be connected with at most 13 first connection wires 210 and 13 second connection wires 410.
As shown in fig. 4, in one embodiment, the harness connector 300 includes 21 first sockets and 21 second sockets.
It should be noted that, in actual use, the harness connector 300 may not use all the first connectors, and only a portion of the first connectors may be connected to the first connection wires 210.
For example, in actual use, the harness connector 300 having 21 first plug-in interfaces may connect only 13 of the first plug-in interfaces with the corresponding first connection wires 210. As shown in fig. 5, the first connection harness 200 includes 13 first connection wires 210, and the second connection harness 400 includes 21 second connection harnesses 400.
In an embodiment, the first connection wire bundle 200 includes a plurality of third connection wires 220, the first end of the wire bundle connector 300 includes a plurality of third sockets, the first end of each third connection wire 220 is connected to a corresponding temperature pin, and the second end of the third connection wire 220 is detachably connected to the third sockets. The second connection harness 400 includes a plurality of fourth connection wires 420, the first end of the harness connector 300 includes a plurality of fourth sockets, the first ends of the fourth connection wires 420 are detachably connected to the fourth sockets, and the second ends of the fourth connection wires 420 are connected to the temperature reading module 520. The third interface is connected with the fourth interface one to one.
Each third connecting wire 220 can be independently connected with the wire harness connector 300, and when the second connecting wire harness 400 with different types and the data sampling interface 100 with different types are replaced according to the requirements, the wire harness connector 300 can also be randomly connected with the second connecting wire harness 400.
As shown in fig. 5, in an embodiment, the first connection harness 200 includes at least two third connection wires 220, the harness connector 300 includes at least two third sockets and at least two fourth sockets, and the second connection harness 400 includes at least two fourth connection wires 420. Accordingly, the data sampling interface 100 includes at least two temperature pins.
It should be noted that the temperature data interface 23 of the battery module 20 is usually connected to a temperature sensor, and the temperature sensor is usually a negative temperature coefficient (Negative Temperature Coefficient; NTC) thermistor, so that the data sampling interface 100 having at least two temperature pins is required to be connected to the battery module 20 to measure the resistance of the NTC thermistor, so as to obtain the temperature of the battery module 20 according to the resistance of the NTC thermistor.
As shown in fig. 6, in an embodiment, the first connection harness 200 includes 4 third connection wires 220, the harness connector 300 includes 4 third sockets and 4 fourth sockets, and the second connection harness 400 includes 4 fourth connection wires 420. Accordingly, the data sampling interface 100 includes 4 temperature pins.
The battery module 20 having the two temperature sensors may be connected to the 4 third and 4 fourth sockets, and the temperature parameters provided by the two temperature sensors may be acquired. To improve the accuracy of the temperature parameters.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions. The functional units and modules in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. In addition, the specific names of the functional units and modules are only for distinguishing from each other, and are not used for limiting the protection scope of the present utility model. The specific working process of the units and modules in the above system may refer to the corresponding process in the foregoing method embodiment, which is not described herein again.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and in part, not described or illustrated in any particular embodiment, reference is made to the related descriptions of other embodiments.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (10)
1. Detection frock of battery module, its characterized in that includes: the device comprises a data sampling interface, a first connecting wire harness, a wire harness connector, a second connecting wire harness and a data reading module;
the data sampling interface is used for being in butt joint with the data interface of the battery module;
the first end of the first connecting wire harness is connected with the data sampling interface, and the second end of the first connecting wire harness is used for being detachably connected with the input interface of the wire harness connector;
the first end of the second connecting wire harness is detachably connected with the output interface of the wire harness connector, the second end of the second connecting wire harness is connected with the data reading module, and the data reading module is used for acquiring state parameters of the battery module through the data interface of the battery module.
2. The inspection tool of claim 1 wherein the data interface comprises a voltage data interface and a temperature data interface, the data sampling interface comprising a voltage sampling interface and a temperature sampling interface, the voltage sampling interface for interfacing with the voltage data interface and the temperature sampling interface for interfacing with the temperature data interface.
3. The detection tool according to claim 2, wherein the state parameters comprise a voltage parameter and a temperature parameter, the data reading module comprises a voltage reading module and a temperature reading module, the voltage reading module is used for obtaining the voltage parameter of the battery module through the voltage data interface, and the temperature reading module is used for obtaining the temperature parameter of the battery module through the temperature data interface.
4. The inspection tool of claim 3 wherein said data sampling interface comprises a plurality of voltage pins and a plurality of temperature pins, a number and arrangement of said plurality of voltage pins corresponding to said voltage data interface and a number and arrangement of said plurality of temperature pins corresponding to said temperature data interface.
5. The inspection tool as set forth in claim 4, wherein said first connection wire bundle includes a plurality of first connection wires, said first end of said wire bundle connector includes a plurality of first sockets, each of said first connection wires having a first end connected to a corresponding one of said voltage pins, said first connection wire having a second end for detachable connection with said first sockets; the second connecting wire harness comprises a plurality of second connecting wires, the first end of the wire harness connector comprises a plurality of second plug-in interfaces, the first end of each second connecting wire is used for being detachably connected with the second plug-in interface, and the second end of each second connecting wire is connected with the voltage reading module;
the first plug interface is connected with the second plug interface one to one.
6. The inspection tool of claim 5 wherein the battery module comprises a plurality of battery cells, the number of first sockets being greater than the number of battery cells.
7. The inspection tool of claim 5 wherein said harness connector comprises 21 of said first connectors and 21 of said second connectors.
8. The inspection tool as set forth in claim 4, wherein said first connection wire bundle includes a plurality of third connection wires, said first end of said wire bundle connector includes a plurality of third sockets, each of said third connection wires having a first end connected to a corresponding one of said temperature pins, said third connection wires having a second end for detachable connection with said third sockets; the second connecting wire harness comprises a plurality of fourth connecting wires, the first end of the wire harness connector comprises a plurality of fourth plug-in interfaces, the first ends of the fourth connecting wires are used for being detachably connected with the fourth plug-in interfaces, and the second ends of the fourth connecting wires are connected with the temperature reading module;
the third plug interface is connected with the fourth plug interface one to one.
9. The inspection tool of claim 8 wherein said first connection harness includes at least two of said third connection wires, said harness connector includes at least two of said third sockets and at least two of said fourth sockets, and said second connection harness includes at least two of said fourth connection wires.
10. The inspection tool of claim 9 wherein said first connection harness includes 4 of said third connection wires, said harness connector includes 4 of said third sockets and 4 of said fourth sockets, and said second connection harness includes 4 of said fourth connection wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321027965.0U CN219758459U (en) | 2023-04-28 | 2023-04-28 | Detection tool for battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321027965.0U CN219758459U (en) | 2023-04-28 | 2023-04-28 | Detection tool for battery module |
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| Publication Number | Publication Date |
|---|---|
| CN219758459U true CN219758459U (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321027965.0U Active CN219758459U (en) | 2023-04-28 | 2023-04-28 | Detection tool for battery module |
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| Country | Link |
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| CN (1) | CN219758459U (en) |
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2023
- 2023-04-28 CN CN202321027965.0U patent/CN219758459U/en active Active
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