CN114895186A - Battery module collection wire harness connection test detection tool and detection method - Google Patents
Battery module collection wire harness connection test detection tool and detection method Download PDFInfo
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- CN114895186A CN114895186A CN202210615455.9A CN202210615455A CN114895186A CN 114895186 A CN114895186 A CN 114895186A CN 202210615455 A CN202210615455 A CN 202210615455A CN 114895186 A CN114895186 A CN 114895186A
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- 238000001514 detection method Methods 0.000 title claims abstract description 105
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 230000002265 prevention Effects 0.000 claims description 17
- 230000002159 abnormal effect Effects 0.000 description 6
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- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/3644—Constructional arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
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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 invention provides a battery module collection wire harness connection test detection tool and a detection method, wherein the battery module collection wire harness connection test detection tool comprises a shell, a total positive end detection module and a total negative end detection module are arranged in the shell, and a display device is electrically connected between the total positive end detection module and the total negative end detection module; the total positive terminal detection module comprises a total positive terminal connecting device positioned inside the shell and a plurality of total positive terminal display devices positioned on the shell; the positive and negative terminal detection module comprises a positive and negative terminal connection device located inside the housing and a plurality of positive and negative terminal display devices located on the housing. The detection tool provided by the invention has the advantages that the detection efficiency is high, the average detection time of the battery module is 10s, the device has a simple structure, the size is small, the flexibility is high, the operation is safe, and the detection tool can be used at any time.
Description
Technical Field
The invention belongs to the technical field of collection harness connection testing, and relates to a detection tool and a detection method for connection testing of a collection harness of a battery module.
Background
In an apparatus powered by a battery, such as an electric vehicle, an electric bicycle, etc., in order to detect the operating state of the battery in real time, a battery module is connected to a Battery Management System (BMS) by necessity, and then state information of the battery module is collected by the BMS. Generally, the battery module and the BMS are electrically connected together through the collection harness, wherein the BMS and the collection harness are connected together through the connection terminal, and a connection error generally does not occur. And the condition of connection error often appears between battery module and the collection pencil, leads to the BMS unable signal of gathering some batteries in the battery module, or damaged condition. If battery module and BMS have been assembled to the car this moment, then need disassemble the car, waste time and energy.
In order to solve the problems, a plurality of manufacturers connect the battery module and the acquisition wire harness together in the process of tooling, and then detect whether the connection between the battery module and the acquisition wire harness is correct. The existing detection mode is generally to detect by naked eyes or a multimeter. Through the mode of naked eye detection, make operating personnel produce fatigue easily, and then can't ensure that operating personnel is absorbed in always, the testing result is relatively poor. Through the mode that the universal meter detected, it is generally that operating personnel overlap joint two contact pins of universal meter to gather on the pencil keeps away from one end of battery, and the defect of this kind of detection method lies in: (1) in the process, the situation that two pins are mutually overlapped easily occurs, so that the battery is short-circuited, and the operation is more complicated; (2) the measurement speed is slow, and the efficiency is influenced; (3) only total pressure connection can be measured, and connection definition for measuring an internal acquisition wiring harness is complex and slower in efficiency; (4) a certain electrical basis is required to ensure accurate and safe measurement.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a detection tool and a detection method for connection test of a battery module collection wire harness.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the invention provides a battery module collection harness connection test detection tool, which comprises a shell, wherein a total positive end detection module and a total negative end detection module are arranged in the shell, a connection display device is electrically connected between the total positive end detection module and the total negative end detection module, the connection display device is positioned on the shell, the total positive end collection harness and the total negative end collection harness of the battery module are respectively electrically connected into the total positive end detection module and the total negative end detection module, and whether the total positive end collection harness and the total negative end collection harness are connected wrongly or not is detected according to the display state of the connection display device;
the total positive end detection module comprises a total positive end connecting device positioned in the shell and a plurality of total positive end display devices positioned on the shell, the total positive end connecting device is respectively and independently electrically connected with the total positive end display devices, the total positive end acquisition wiring harness is independently and electrically connected into the total positive end connecting device, and whether the definition of the total positive end acquisition wiring harness is normal or not is detected according to the display state of the total positive end display devices;
the total negative terminal detection module comprises a total negative terminal connecting device and a plurality of total negative terminal display devices, wherein the total negative terminal connecting device is located inside the shell, the total negative terminal display devices are located on the shell, the total negative terminal connecting device is respectively and independently electrically connected with the total negative terminal display devices, the total negative terminal collection wiring harness is electrically connected into the total negative terminal connecting device independently, and whether the definition of the total negative terminal collection wiring harness is normal or not is detected according to the display state of the total negative terminal display devices.
The connection test detection tool for the battery module collection wire harness is mainly used for detecting whether the connection definition of the internal collection wire harness is normal or not and whether the connection between the collection wire harness and the battery module is wrong or not. On the one hand, through setting up total positive terminal display device and total negative terminal display device (collectively being called display device) to total positive terminal acquisition pencil and total negative terminal acquisition line (collectively being called acquisition pencil) connection definition detect respectively, the connection definition of the acquisition pencil that different battery module corresponds is different, display device's bright state of putting out is also different correspondingly, can accurately judge through the specific bright state of putting out of display device whether the connection definition of gathering the pencil is normal, can detect out line sequence definition mistake point very audio-visually. In addition, the total positive end collecting wire harness and the total negative end collecting wire are connected in series into the detection tool, whether the connection between the collecting wire harness and the battery module is wrong or not can be accurately judged according to the on-off state of the connection display device, the detection tool is high in detection efficiency, the average detection time of the battery module is 10s, and the detection tool is simple in structure, small in size, high in flexibility, safe to operate and capable of being used at any time.
As a preferred technical solution of the present invention, the total positive terminal detection module further includes a total positive terminal voltage acquisition port located on the housing, the total positive terminal voltage acquisition port is electrically connected to the total positive terminal connection device, a total positive terminal acquisition harness of the battery module is inserted into the total positive terminal voltage acquisition port, and the total positive terminal acquisition harness is electrically connected to the total positive terminal connection device through the total positive terminal voltage acquisition port.
As a preferred technical solution of the present invention, the total negative terminal detection module further includes a total negative terminal voltage collection port located on the housing, the total negative terminal voltage collection port is electrically connected to the total negative terminal connection device, the total negative terminal collection harness is inserted into the total negative terminal voltage collection port, and the total negative terminal collection harness is electrically connected to the total negative terminal connection device through the total negative terminal voltage collection port.
As a preferred technical solution of the present invention, the total positive terminal detecting module further includes a plurality of total positive terminal voltage dividing devices, each of the total positive terminal display devices corresponds to one of the total positive terminal voltage dividing devices, and one of the total positive terminal voltage dividing devices is electrically connected between the total positive terminal connecting device and each of the total positive terminal display devices.
As a preferred technical solution of the present invention, the total negative terminal detecting module further includes a plurality of total negative terminal voltage dividing devices, each total negative terminal display device corresponds to one total negative terminal voltage dividing device, and one total negative terminal voltage dividing device is electrically connected between the total negative terminal connecting device and each total negative terminal display device.
In the present invention, when the total positive terminal voltage acquisition port (total negative terminal voltage acquisition port) is connected to the total positive terminal connection device (total negative terminal connection device), if the circuit connection position is abnormal, the voltage exceeds the bearing range of the total positive terminal display device (total negative terminal display device), and the total positive terminal voltage division device (total negative terminal voltage division device) divides the voltage in order to protect the entire circuit.
As a preferred technical solution of the present invention, the total positive terminal detection module further includes a plurality of total positive terminal reverse connection prevention devices, each total positive terminal display device corresponds to one total positive terminal reverse connection prevention device, and each total positive terminal display device is connected in series with each total positive terminal voltage division device and then connected in parallel with one total positive terminal reverse connection prevention device.
As a preferred technical solution of the present invention, the total negative terminal detection module further includes a plurality of total negative terminal reverse connection prevention devices, each total negative terminal display device corresponds to one total negative terminal reverse connection prevention device, and each total negative terminal display device is connected in series with each total negative terminal voltage division device and then connected in parallel with one total negative terminal reverse connection prevention device.
In the invention, when the total positive end voltage acquisition port (total negative end voltage acquisition port) is connected to the total positive end connecting device (total negative end connecting device), if the circuit connecting position is abnormal, the positive and negative of the circuit are reversely connected, and the total positive end reverse connection preventing device (total negative end reverse connection preventing device) protects the normal operation of the whole circuit.
As a preferred technical solution of the present invention, the connection display device, the total positive end display device, and the total negative end display device are LED lamps.
Judging whether the connection of the total positive end acquisition wiring harness and the total negative end acquisition wiring harness is wrong or not according to the on-off condition of the connection display device; judging whether the definition of the total positive end acquisition wiring harness is normal or not according to the on-off condition of each total positive end display device; and judging whether the total negative terminal acquisition wiring harness definition is normal or not according to the on-off condition of each total negative terminal display device.
In the invention, when the total positive end voltage acquisition port (total negative end voltage acquisition port) is connected to the total positive end connecting device (total negative end connecting device), if the circuit connecting position is normal, the LED lamp is lighted; on the contrary, if the circuit connection position is abnormal, the LED lamp is turned off.
As a preferred technical solution of the present invention, the connection display device is electrically connected between the last group of the total positive end display device and the first group of the total negative end display device.
Preferably, a module reverse connection preventing device is electrically connected between the last group of total positive end display device and the first group of total negative end display device, and the module reverse connection preventing device is connected with the connection display device in series.
In the invention, when the total positive end connecting device and the total negative end connecting device are reversely connected, namely the total positive end collecting wire harness is connected into the total negative end connecting device, the total negative end collecting wire harness is connected into the total positive end connecting device, and the module reverse connection preventing device can detect and alarm the reverse connection of the battery module.
In a second aspect, the invention provides a detection method for a connection test detection tool for a collection harness of a battery module in the first aspect, and the detection method comprises the following steps:
the total positive end collecting wire harness and the total negative end collecting wire harness of the battery module are electrically connected to the total positive end detection module and the total negative end detection module respectively, and whether the total positive end collecting wire harness and the total negative end collecting wire harness are connected wrongly or not is detected according to the display state of the connection display device;
the main positive end acquisition wiring harness is independently and electrically connected to the main positive end connecting device, and whether the definition of the main positive end acquisition wiring harness is normal is detected according to the display state of the main positive end display device;
the total negative terminal collection wire harness is electrically connected to the total negative terminal connecting device independently, and whether the definition of the total negative terminal collection wire harness is normal or not is detected according to the display state of the total negative terminal display device.
Compared with the prior art, the invention has the beneficial effects that:
the connection test detection tool for the battery module collection wire harness is mainly used for detecting whether the connection definition of the internal collection wire harness is normal or not and whether the connection between the collection wire harness and the battery module is wrong or not. On the one hand, through setting up total positive terminal display device and total negative terminal display device (collectively being called display device) to total positive terminal acquisition pencil and total negative terminal acquisition line (collectively being called acquisition pencil) connection definition detect respectively, the connection definition of the acquisition pencil that different battery module corresponds is different, display device's bright state of putting out is also different correspondingly, can accurately judge through the specific bright state of putting out of display device whether the connection definition of gathering the pencil is normal, can detect out line sequence definition mistake point very audio-visually. In addition, the total positive end collecting wire harness and the total negative end collecting wire are connected in series into the detection tool, whether the connection between the collecting wire harness and the battery module is wrong or not can be accurately judged according to the on-off state of the connection display device, the detection tool is high in detection efficiency, the average detection time of the battery module is 10s, and the detection tool is simple in structure, small in size, high in flexibility, safe to operate and capable of being used at any time.
Drawings
Fig. 1 is an internal circuit diagram of a detection tool according to an embodiment of the present invention;
fig. 2 is an appearance schematic diagram of a detection tool according to an embodiment of the present invention;
wherein, 1-total negative terminal voltage acquisition port; 2-total positive terminal voltage acquisition port; 3-total negative terminal connecting device; 4-total positive terminal connection means; 5-total negative terminal display device; 6-total negative end voltage divider; 7-total negative terminal reverse connection prevention device; 8-total positive end display device; 9-total positive end voltage divider; 10-total positive terminal reverse connection prevention device; 11-connecting a display device; 12-a modular reverse-connection preventing device; 13-outer shell.
Detailed Description
It is to be understood that in the description of the present invention, the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken 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, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "connected" and "connected" are to be construed broadly, and may be, for example, 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.
In a specific embodiment, the invention provides a battery module collection harness connection test detection tool, as shown in fig. 1 and fig. 2, the battery module collection harness connection test detection tool comprises a housing 13, a total positive terminal detection module and a total negative terminal detection module are arranged in the housing 13, a connection display device 11 is electrically connected between the total positive terminal detection module and the total negative terminal detection module, the connection display device 11 is positioned on the housing 13, the total positive terminal collection harness and the total negative terminal collection harness of the battery module are respectively electrically connected to the total positive terminal detection module and the total negative terminal detection module, and whether the total positive terminal collection harness and the total negative terminal collection harness are connected incorrectly is detected according to a display state of the connection display device 11;
the total positive end detection module comprises a total positive end connecting device 4 positioned inside the shell 13 and a plurality of total positive end display devices 8 positioned on the shell 13, the total positive end connecting device 4 is respectively and independently electrically connected with the total positive end display devices 8, the total positive end acquisition wiring harness is separately and electrically connected to the total positive end connecting device 4, and whether the definition of the total positive end acquisition wiring harness is normal or not is detected according to the display state of the total positive end display devices 8;
total negative terminal detection module is including being located the inside total negative terminal connecting device 3 of shell 13 and being located a plurality of total negative terminal display device 5 on the shell 13, total negative terminal connecting device 3 is independent electric connection a plurality of respectively total negative terminal display device 5, the independent electric access of total negative terminal collection pencil total negative terminal connecting device 3, according to total negative terminal display device 5's display state, detects whether total negative terminal collection pencil definition is normal.
The connection test detection tool for the battery module collection wire harness is mainly used for detecting whether the connection definition of the internal collection wire harness is normal or not and whether the connection between the collection wire harness and the battery module is wrong or not. On the one hand, through setting up total positive terminal display device 8 and total negative terminal display device 5 (collectively being called display device) to total positive terminal acquisition pencil and total negative terminal acquisition line (collectively being called acquisition pencil) connection definition detect respectively, the connection definition of the acquisition pencil that different battery module corresponds is different, display device's bright state also is different correspondingly, can accurately judge through the specific bright state of putting out of display device whether normal the connection definition of gathering the pencil, can detect out line sequence definition mistake point very audio-visually. In addition, the total positive end collecting wire harness and the total negative end collecting wire are connected in series into the detection tool, whether the connection between the collecting wire harness and the battery module is wrong or not can be accurately judged according to the on-off state of the display device 11.
Further, total positive terminal detection module is still including being located total positive terminal voltage acquisition port 2 on the shell 13, total positive terminal voltage acquisition port 2 with total positive terminal connecting device 4 electric connection, the total positive terminal acquisition pencil of battery module inserts total positive terminal voltage acquisition port 2, total positive terminal acquisition pencil passes through total positive terminal voltage acquisition port 2 electric access total positive terminal connecting device 4.
Further, the total negative terminal detection module further comprises a total negative terminal voltage acquisition port 1 located on the shell 13, the total negative terminal voltage acquisition port 1 is electrically connected with the total negative terminal connecting device 3, the total negative terminal acquisition wiring harness is inserted into the total negative terminal voltage acquisition port 1, and the total negative terminal acquisition wiring harness is electrically connected into the total negative terminal connecting device 3 through the total negative terminal voltage acquisition port 1.
Further, the total positive terminal detecting module further includes a plurality of total positive terminal voltage dividing devices 9, each total positive terminal display device 8 corresponds to one of the total positive terminal voltage dividing devices 9, and one of the total positive terminal voltage dividing devices 9 is electrically connected between the total positive terminal connecting device 4 and each of the total positive terminal display devices 8.
Further, the total negative terminal detection module further comprises a plurality of total negative terminal voltage dividing devices 6, each total negative terminal display device 5 corresponds to one total negative terminal voltage dividing device 6, and one total negative terminal voltage dividing device 6 is electrically connected between the total negative terminal connection device 3 and each total negative terminal display device 5.
In the present invention, when the total positive terminal voltage collecting port 2 (total negative terminal voltage collecting port 1) is connected to the total positive terminal connecting device 4 (total negative terminal connecting device 3), if the circuit connection position is abnormal, the voltage exceeds the bearing range of the total positive terminal display device 8 (total negative terminal display device 5), and the total positive terminal voltage dividing device 9 (total negative terminal voltage dividing device 6) divides the voltage in order to protect the whole circuit.
Further, the total positive terminal detection module further includes a plurality of total positive terminal reverse connection prevention devices 10, each total positive terminal display device 8 corresponds to one total positive terminal reverse connection prevention device 10, and each total positive terminal display device 8 and each total positive terminal voltage division device 9 are connected in series and then connected in parallel with one total positive terminal reverse connection prevention device 10.
Further, the total negative terminal detection module further comprises a plurality of total negative terminal reverse connection prevention devices 7, each total negative terminal display device 5 corresponds to one total negative terminal reverse connection prevention device 7, and each total negative terminal display device 5 is connected in series with each total negative terminal voltage division device 6 and then connected in parallel with one total negative terminal reverse connection prevention device 7.
In the invention, when the total positive end voltage acquisition port 2 (the total negative end voltage acquisition port 1) is connected to the total positive end connecting device 4 (the total negative end connecting device 3), if the circuit connecting position is abnormal, the positive and negative of the circuit are reversely connected, and the total positive end reverse connection preventing device 10 (the total negative end reverse connection preventing device 7) protects the whole circuit to normally operate.
Further, the connection display device 11, the total positive end display device 8 and the total negative end display device 5 are all LED lamps.
Judging whether the connection of the total positive end acquisition wiring harness and the total negative end acquisition wiring harness is wrong or not according to the on-off condition of the connection display device 11; judging whether the definition of the total positive end acquisition wiring harness is normal or not according to the on-off condition of each total positive end display device 8; and judging whether the total negative terminal acquisition wire harness definition is normal or not according to the on-off condition of each total negative terminal display device 5.
In the invention, when the total positive end voltage acquisition port 2 (the total negative end voltage acquisition port 1) is connected to the total positive end connecting device 4 (the total negative end connecting device 3), if the circuit connecting position is normal, the LED lamp is lighted; on the contrary, if the circuit connection position is abnormal, the LED lamp is turned off.
Further, the connection display device 11 is electrically connected between the last group of the total positive end display device 8 and the first group of the total negative end display device 5.
Further, a module reverse connection preventing device 12 is electrically connected between the final group of the total positive end display device 8 and the first group of the total negative end display device 5, and the module reverse connection preventing device 12 is connected with the connection display device 11 in series.
In the invention, when the total positive end connecting device 4 and the total negative end connecting device 3 are reversely connected, namely, the total positive end acquisition wiring harness is connected into the total negative end connecting device 3, the total negative end acquisition wiring harness is connected into the total positive end connecting device 4, and the module reverse connection preventing device 12 can detect and alarm the reverse connection of the battery module.
In another specific embodiment, the invention provides a detection method of the connection test detection tool for the collection wire harness of the battery module, and the detection method comprises the following steps:
a total positive end acquisition wire harness and a total negative end acquisition wire harness of the battery module are respectively electrically connected to the total positive end detection module and the total negative end detection module, and whether the total positive end acquisition wire harness and the total negative end acquisition wire harness are connected wrongly or not is detected according to the display state of the connection display device 11;
the main positive end acquisition wiring harness is independently and electrically connected to the main positive end connecting device 4, and whether the definition of the main positive end acquisition wiring harness is normal is detected according to the display state of the main positive end display device 8;
the total negative terminal collection wire harness is electrically connected to the total negative terminal connecting device 3 independently, and whether the definition of the total negative terminal collection wire harness is normal or not is detected according to the display state of the total negative terminal display device 5.
The applicant declares that the above description is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are within the scope and disclosure of the present invention.
Claims (10)
1. The connection test detection tool for the battery module collection wiring harness is characterized by comprising a shell, wherein a total positive end detection module and a total negative end detection module are arranged in the shell, a connection display device is electrically connected between the total positive end detection module and the total negative end detection module and is positioned on the shell, the total positive end collection wiring harness and the total negative end collection wiring harness of the battery module are respectively electrically connected into the total positive end detection module and the total negative end detection module, and whether the total positive end collection wiring harness and the total negative end collection wiring harness are connected wrongly or not is detected according to the display state of the connection display device;
the total positive end detection module comprises a total positive end connecting device positioned in the shell and a plurality of total positive end display devices positioned on the shell, the total positive end connecting device is respectively and independently electrically connected with the total positive end display devices, the total positive end acquisition wiring harness is independently and electrically connected into the total positive end connecting device, and whether the definition of the total positive end acquisition wiring harness is normal or not is detected according to the display state of the total positive end display devices;
the total negative terminal detection module comprises a total negative terminal connecting device and a plurality of total negative terminal display devices, wherein the total negative terminal connecting device is located inside the shell, the total negative terminal display devices are located on the shell, the total negative terminal connecting device is respectively and independently electrically connected with the total negative terminal display devices, the total negative terminal collection wiring harness is electrically connected into the total negative terminal connecting device independently, and whether the definition of the total negative terminal collection wiring harness is normal or not is detected according to the display state of the total negative terminal display devices.
2. The battery module collection harness connection test detection tool of claim 1, wherein the total positive terminal detection module further comprises a total positive terminal voltage collection port located on the housing, the total positive terminal voltage collection port being electrically connected to the total positive terminal connection device, the total positive terminal collection harness of the battery module being inserted into the total positive terminal voltage collection port, the total positive terminal collection harness being electrically connected to the total positive terminal connection device through the total positive terminal voltage collection port.
3. The battery module collection harness connection test detection tool of claim 1 or 2, wherein the positive and negative terminal detection module further comprises a positive and negative terminal voltage collection port located on the housing, the positive and negative terminal voltage collection port being electrically connected to the positive and negative terminal connection device, the positive and negative terminal collection harness being inserted into the positive and negative terminal voltage collection port, the positive and negative terminal collection harness being electrically connected to the positive and negative terminal connection device through the positive and negative terminal voltage collection port.
4. The battery module collection harness connection test detection tool of any one of claims 1-3, wherein the total positive terminal detection module further comprises a plurality of total positive terminal voltage dividers, each total positive terminal display device corresponds to one total positive terminal voltage divider, and one total positive terminal voltage divider is electrically connected between the total positive terminal connection device and each total positive terminal display device.
5. The battery module collection harness connection test detection tool according to any one of claims 1 to 4, wherein the total negative terminal detection module further comprises a plurality of total negative terminal voltage dividers, each total negative terminal display device corresponds to one total negative terminal voltage divider, and one total negative terminal voltage divider is electrically connected between the total negative terminal connection device and each total negative terminal display device.
6. The battery module collection wire harness connection test detection tool according to any one of claims 1 to 5, wherein the total positive terminal detection module further comprises a plurality of total positive terminal reverse connection prevention devices, each total positive terminal display device corresponds to one total positive terminal reverse connection prevention device, and each total positive terminal display device is connected in series with each total positive terminal voltage division device and then connected in parallel with one total positive terminal reverse connection prevention device.
7. The battery module collection harness connection test detection tool according to any one of claims 1 to 6, wherein the total negative terminal detection module further comprises a plurality of total negative terminal anti-reverse connection devices, each total negative terminal display device corresponds to one total negative terminal anti-reverse connection device, and each total negative terminal display device is connected in series with each total negative terminal voltage divider and then connected in parallel with one total negative terminal anti-reverse connection device.
8. The battery module collection harness connection test detection tool according to any one of claims 1 to 7, wherein the connection display device, the total positive end display device and the total negative end display device are all LED lamps;
judging whether the connection of the total positive end acquisition wiring harness and the total negative end acquisition wiring harness is wrong or not according to the on-off condition of the connection display device; judging whether the definition of the total positive end acquisition wiring harness is normal or not according to the on-off condition of each total positive end display device; and judging whether the total negative terminal acquisition wiring harness definition is normal or not according to the on-off condition of each total negative terminal display device.
9. The battery module collection harness connection test detection tool of any one of claims 1-8, wherein the connection display device is electrically connected between the last group of the total positive end display device and the first group of the total negative end display device;
preferably, a module reverse connection preventing device is electrically connected between the last group of total positive end display device and the first group of total negative end display device, and the module reverse connection preventing device is connected with the connection display device in series.
10. The detection method for the connection test detection tool for the collection wire harness of the battery module according to any one of claims 1 to 9, characterized by comprising the following steps:
the battery module comprises a main positive end acquisition wire harness and a main negative end acquisition wire harness, wherein the main positive end acquisition wire harness and the main negative end acquisition wire harness are respectively electrically connected to a main positive end detection module and a main negative end detection module, and whether the main positive end acquisition wire harness and the main negative end acquisition wire harness are connected wrongly is detected according to the display state of a connection display device;
the main positive end acquisition wiring harness is independently and electrically connected to the main positive end connecting device, and whether the definition of the main positive end acquisition wiring harness is normal is detected according to the display state of the main positive end display device;
the total negative terminal collection wire harness is electrically connected to the total negative terminal connecting device independently, and whether the definition of the total negative terminal collection wire harness is normal or not is detected according to the display state of the total negative terminal display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210615455.9A CN114895186A (en) | 2022-05-31 | 2022-05-31 | Battery module collection wire harness connection test detection tool and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115848148A (en) * | 2022-11-30 | 2023-03-28 | 东风商用车有限公司 | Battery system assembly inspection and balance adjustment device and detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115848148A (en) * | 2022-11-30 | 2023-03-28 | 东风商用车有限公司 | Battery system assembly inspection and balance adjustment device and detection method thereof |
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