CN216526244U - A line preface detector for BMS pencil - Google Patents
A line preface detector for BMS pencil Download PDFInfo
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- CN216526244U CN216526244U CN202121576942.6U CN202121576942U CN216526244U CN 216526244 U CN216526244 U CN 216526244U CN 202121576942 U CN202121576942 U CN 202121576942U CN 216526244 U CN216526244 U CN 216526244U
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Abstract
The utility model discloses a wire sequence detector for a BMS wire harness, and relates to the technical field of new energy automobiles. The system comprises a control module, a BMS wire harness and a liquid crystal screen; the control module is electrically connected with the BMS wire harness through the ADC sampling module; the control module is also connected with the display module; the ADC sampling module converts the acquired data and transmits the converted data to the control module; and the control module detects the received data and displays the detection result through the display module. According to the utility model, each wire harness is controlled through the pins of the single chip microcomputer, namely, the wire sequence detector sequentially detects the voltage and the temperature of each path, once the BMS wire harness is dislocated, the BMS wire harness can be checked in time, and the position of the BMS wire harness can be effectively determined. Reliability, security and stability etc. of BMS pencil are promoted.
Description
Technical Field
The utility model belongs to the technical field of new energy automobiles, and particularly relates to a wire sequence detector for a BMS wire harness.
Background
The wire harness is used as a connecting bridge between the battery pack and a Battery Management System (BMS), and if the definition of the wire harness interface is misplaced, the phenomena of short circuit of a circuit of the BMS, fire of the battery pack and the like can be caused directly. In recent years, many new energy automobile self-ignition accidents happen to automobile brands at home and abroad, so that attention to battery safety is paid to the automobile self-ignition accidents. Battery Management System (BMS) is as the important part of car power pack, unnecessary loss when avoiding whole car factory shipment, reduce customer's operating cost, so whether the correctness of in time detecting pencil order is the important work of whole car factory shipment, utilize this instrument of line sequence detector, from this point of view Battery Management System (BMS) wiring detection does not need artificial intervention, the testing result directly shows through display module, detection efficiency and accuracy have been improved, this line sequence detector has characteristics such as simple and easy operability, stability, high performance price ratio.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wire sequence detector for BMS wire harnesses, which controls each wire harness through a single chip microcomputer pin, namely the wire sequence detector detects each path of voltage and temperature in sequence, once the BMS wire harness is dislocated, the BMS wire harness can be checked in time and the position of the wire harness is effectively determined; reliability, security and stability of BMS pencil are promoted.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a wire sequence detector for a BMS wire harness, which comprises: the system comprises a control module, a BMS wire harness and a liquid crystal screen; the control module is electrically connected with the BMS wire harness through the ADC sampling module; the control module is also connected with the display module; the ADC sampling module converts the acquired data and transmits the converted data to the control module; and the control module detects the received data and displays the detection result through the display module.
Further, the BMS wire harness is used for connecting the BMS and the battery pack, and the BMS wire harness collects data in the battery pack in real time and transmits the data to the BMS; the battery pack internal data includes voltage data, temperature data, and SOC data.
Further, the data collected by the ADC sampling module includes voltage data and temperature data.
Furthermore, the control module is an MCU, and the MCU is connected with a BMS wire harness through a GPIO port; and the MCU switches and controls each BMS wire harness to detect voltage data and temperature data by utilizing pins in sequence.
Further, control module and BMS pencil and LCD screen still all with lithium cell electric connection, the lithium cell provides 3.7V DC power supply for control module, BMS pencil and LCD screen.
Further, the display module is a liquid crystal screen.
The utility model has the following beneficial effects:
according to the utility model, each wire harness is controlled through the pins of the single chip microcomputer, namely, the wire sequence detector sequentially detects the voltage and the temperature of each path, once the BMS wire harness is dislocated, the BMS wire harness can be checked in time, and the position of the BMS wire harness is effectively determined; reliability, security and stability of BMS pencil are promoted.
Of course, it is not necessary for any product to practice the utility model to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a system block diagram of a wire sequence detector for a BMS harness;
fig. 2 is a system block diagram of a line sequence detector using an MCU and a liquid crystal panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
Referring to fig. 1, the present invention is a wire sequence detector for a BMS harness, comprising: the system comprises a control module, a BMS wire harness and a liquid crystal screen; the control module is electrically connected with the BMS wire harness through the ADC sampling module; the control module is also connected with the display module; the ADC sampling module converts the acquired data and transmits the converted data to the control module; the data collected by the ADC sampling module comprises voltage data and temperature data; the control module displays a detection result through the display module after detecting the received data, and the display module timely displays the state of the BMS wire harness after the online sequence meter finishes detection.
The BMS wire harness is used for connecting the BMS and the battery pack, and the BMS wire harness collects data in the battery pack in real time and transmits the data to the BMS; the package internal data includes voltage data, temperature data and SOC data,
as shown in fig. 2, the control module, the BMS harness and the liquid crystal display are electrically connected to a lithium battery, and the lithium battery provides a 3.7V dc power supply for the control module, the BMS harness and the liquid crystal display; the display module is a liquid crystal display, the control module is an MCU, and the MCU is connected with a BMS wire harness through a GPIO port; MCU utilizes the every BMS pencil of pin switching control in proper order to carry out the detection of voltage data and temperature data.
One specific application of this embodiment is: after the BMS wiring harness is connected into the wiring sequence detector, the wiring sequence detector detects the BMS wiring harness, and the voltages of two adjacent sampling lines of the BMS wiring harness are sampled to obtain the voltages of the two adjacent sampling lines of the BMS wiring harness; the control module is used for judging whether the line sequence of the BMS wire harness is correct according to the voltages of two adjacent sampling lines of the BMS wire harness, controlling the display module to display a corresponding judgment result and uploading the detection result to the display screen.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A line sequence detector for BMS wiring harness, comprising: the system comprises a control module, a BMS wire harness and a liquid crystal screen; the control module is electrically connected with the BMS wire harness through the ADC sampling module; the control module is also connected with the display module;
the ADC sampling module converts the acquired data and transmits the converted data to the control module; and the control module detects the received data and displays the detection result through the display module.
2. The wire sequence detector for the BMS wire harness as claimed in claim 1, wherein the BMS wire harness is used for connecting the BMS and the battery pack, and the BMS wire harness collects data inside the battery pack in real time and transmits the data to the BMS; the battery pack internal data includes voltage data, temperature data, and SOC data.
3. The wire sequence detector of claim 1, wherein the data collected by the ADC sampling module comprises voltage data and temperature data.
4. The wire sequence detector for the BMS wire harness as claimed in claim 3, wherein the control module is an MCU, and the MCU is connected with the BMS wire harness through a GPIO port; and the MCU switches and controls each BMS wire harness to detect voltage data and temperature data by utilizing pins in sequence.
5. The wire sequence detector for the BMS wire harness as claimed in claim 1, wherein the control module, the BMS wire harness and the LCD are further electrically connected to a lithium battery, and the lithium battery provides 3.7V DC power for the control module, the BMS wire harness and the LCD.
6. The wire sequence detector for the BMS harness of claim 1, wherein the display module is a liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121576942.6U CN216526244U (en) | 2021-07-12 | 2021-07-12 | A line preface detector for BMS pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121576942.6U CN216526244U (en) | 2021-07-12 | 2021-07-12 | A line preface detector for BMS pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216526244U true CN216526244U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121576942.6U Active CN216526244U (en) | 2021-07-12 | 2021-07-12 | A line preface detector for BMS pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216526244U (en) |
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2021
- 2021-07-12 CN CN202121576942.6U patent/CN216526244U/en active Active
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