Wire harness conductivity detection equipment

Abstract

The utility model relates to the technical field of detection equipment, in particular to wiring harness conductivity detection equipment which comprises a main body, a contact assembly is fixedly connected to the side face of the main body, and a control detection assembly is fixedly connected to the interior of the main body. According to the utility model, errors such as open circuit, short circuit and dislocation possibly existing in the wire harness can be detected by using the wire harness conductivity detection equipment, test results can be prompted by the display screen, the indicator lamp and the buzzer, and specific error circuits can be further positioned by using screen information. And by utilizing the data storage module, the quantity statistics module, the single-point detection module, the error locking module and the sample locking module, the tester has the functions of data storage, quantity statistics, single-end wire harness detection mode, error locking, sample locking and the like, so that the on-off of the wire harness can be quickly and reliably detected, and whether the wire harness is qualified or not can be judged.

Description

Technical Field

[0001] The utility model relates to the technical field of detection equipment, in particular to a wire harness conductivity detection device. Background Art

[0002] The principle of cable continuity test is to apply an external voltage excitation source to the cable, measure the voltage of each harness terminal of the cable system, and judge whether the voltage at each point meets the requirements in combination with the requirements of the cable. The principle of the harness continuity tester is to judge the working status of the harness by detecting whether the current in the harness can be normally connected and disconnected. This tester usually consists of a power supply and a measuring instrument. Before the test, the power supply will provide a certain current to the harness, and then the measuring instrument will detect the current value in the harness.

[0003] Authorization announcement number CN217112671U, a portable wiring harness conductivity test equipment, this patented technology uses the on-off indicator light to be electrically connected to the on-off circuit, the on-off indicator light is set to one red and one yellow status light, after the power switch is turned on, the red light is on in the off-circuit state of the test piece, indicating that the test piece is faulty; the green indicator light is on in the on-circuit state, indicating that the test piece is normal, the upper end of the circuit interface is connected to the docking wire, and one end of the docking wire adopts a universal two-pin interface, and the other end of the docking wire adopts various standard connectors to connect the test piece. In all occasions, the wiring harness, connecting wire, etc. are tested in a plug-and-play and instant display manner, without the need for a fixed place or professional No personnel or professional equipment is required, the structure is simple and easy to use, it can be used in any occasion, and it can intuitively display and determine whether the test piece meets the requirements; however, in this solution, when testing the conductivity of the wire harness, the wire harness is an essential carrier in communication. After each wire harness cable is made, it is necessary to test whether the corresponding pins at both ends of the cable are connected. It is necessary to manually test whether each pair of pins is connected one by one, which wastes manpower and time, and there is also the risk of misdetection due to human error. There are problems of wasting manpower, time and easy misjudgment, and the function of the detector is single, which is not conducive to the comprehensive detection of the wire harness. Therefore, it is necessary to provide a wire harness conductivity detection device to improve the above problems. Utility Model Content

[0004] In order to solve the problem in the existing solution of detecting the conductivity of the wiring harness, the wiring harness is an essential carrier in communication. After each wiring harness cable is made, it is necessary to detect whether the corresponding pins at both ends of the cable are connected. Manually checking whether each pair of pins is connected one by one is a waste of manpower and time. There is also a risk of misdetection due to human error, which wastes manpower, time and is prone to misjudgment. In addition, the function of the detector is single, which is not conducive to the comprehensive detection of the wiring harness. The purpose of the present utility model is to provide a wiring harness conductivity detection device to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A wiring harness continuity detection device comprises a main body, a side surface of the main body is fixedly connected to a contact component, and an interior of the main body is fixedly connected to a control detection component;

[0007] The main body includes a shell, a side of the shell is fixedly connected to a loading plate, and a side of the loading plate is fixedly connected to a display screen, an indicator light and a buzzer;

[0008] The contact assembly includes a guide cable, a current sensor is fixedly connected to the top of the guide cable, a rubber sleeve is fixedly connected to the top of the current sensor, a ceramic ring is fixedly connected to the top of the rubber sleeve, and a point-finding head is fixedly connected to the top of the ceramic ring;

[0009] The control and detection component includes a circuit board, and the side of the circuit board is fixedly connected with a microprocessor, a current analysis module, a voltage analysis module, a data storage module, a quantity statistics module, a single point detection module, an error locking module, a sample locking module and a data analysis module.

[0010] As a preferred solution of the present invention, the microprocessor is electrically connected to the current analysis module, and the current analysis module is electrically connected to the voltage analysis module.

[0011] As a preferred solution of the present invention, the voltage analysis module is electrically connected to the data storage module, and the data storage module is electrically connected to the quantity statistics module.

[0012] As a preferred solution of the present invention, the quantity counting module is electrically connected to the single point detection module, and the single point detection module is electrically connected to the error locking module.

[0013] As a preferred solution of the present invention, the error locking module is electrically connected to the sample locking module, and the sample locking module is electrically connected to the data analysis module.

[0014] As a preferred solution of the present invention, the interior of the housing is fixedly connected with a leakage protector, and the side of the housing is fixedly connected with a power switch.

[0015] As a preferred solution of the present invention, a power interface is fixedly connected to the side of the shell, and two power interfaces are provided.

[0016] As a preferred solution of the present invention, loading rods are fixedly connected to the interior of the shell, and four loading rods are provided.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] 1. In the present invention, by using a rubber sleeve and a ceramic ring to protect the contact head from electric shock, the safety during the detection process can be increased. The rubber sleeve and the ceramic ring, as insulating materials, have high resistance and low thermal conductivity, which can effectively prevent the flow of current or heat. They also have high resistivity and insulation strength, which can effectively isolate current and heat, protecting the safety of equipment and personnel.

[0019] 2. In the present invention, the wire harness conductivity detection equipment can be used to detect several possible errors such as open circuit, short circuit and misalignment in the wire harness. The test results will be prompted by a display screen, indicator light and buzzer. The screen information can also be used to further locate the specific erroneous circuit. The use of the data storage module, quantity statistics module, single-point detection module, error locking module and sample locking module can also enable the tester to have functions such as data storage, quantity statistics, single-ended wire harness detection mode, error locking and sample locking, so as to quickly and reliably detect the continuity of the wire harness and determine whether the wire harness is qualified. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the contact assembly structure of the present utility model;

[0022] Figure 3 This is a schematic diagram of the internal structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the control and detection components of the present utility model.

[0024] In the figure: 1. Main body; 101. Shell; 102. Power switch; 103. Power interface; 104. Loading plate; 105. Display screen; 106. Indicator light; 107. Buzzer; 108. Leakage protection; 109. Loading rod; 2. Contact assembly; 201. Guide cable; 202. Current sensor; 203. Rubber sleeve; 204. Ceramic ring; 205. Nodal head; 3. Control and detection assembly; 301. Circuit board; 302. Microprocessor; 303. Current analysis module; 304. Voltage analysis module; 305. Data storage module; 306. Quantity statistics module; 307. Single point detection module; 308. Error locking module; 309. Sample locking module; 310. Data analysis module. DETAILED DESCRIPTION

[0025] The following will combine the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0026] Example: See Figure 1-Figure 4 The wiring harness continuity detection device shown includes a main body 1, a contact component 2 is fixedly connected to the side of the main body 1, and a control detection component 3 is fixedly connected to the interior of the main body 1;

[0027] In this embodiment, reference Figure 1 、 Figure 2 and Figure 4 As shown, the main body 1 includes a shell 101, a loading plate 104 is fixedly connected to the side of the shell 101, a display screen 105, an indicator light 106 and a buzzer 107 are fixedly connected to the side of the loading plate 104, the contact component 2 includes a guide cable 201, a current sensor 202 is fixedly connected to the top of the guide cable 201, a rubber sleeve 203 is fixedly connected to the top of the current sensor 202, a ceramic ring 204 is fixedly connected to the top of the rubber sleeve 203, a dot-finding head 205 is fixedly connected to the top of the ceramic ring 204, and a control detection component 3 includes a circuit board 301, a microprocessor 30 is fixedly connected to the side of the circuit board 301 2. The current analysis module 303, the voltage analysis module 304, the data storage module 305, the quantity statistics module 306, the single-point detection module 307, the error locking module 308, the sample locking module 309 and the data analysis module 310 utilize the rubber sleeve 203 and the ceramic ring 204 to protect the contact head from electric shock, thereby increasing safety during the detection process. The rubber sleeve 203 and the ceramic ring 204, as insulating materials, have high resistance and low thermal conductivity, can effectively prevent the flow of current or heat, and have high resistivity and dielectric strength, can effectively isolate current and heat, and protect the safety of equipment and personnel.

[0028] The microprocessor 302 is electrically connected to the current analysis module 303, the current analysis module 303 is electrically connected to the voltage analysis module 304, the voltage analysis module 304 is electrically connected to the data storage module 305, the data storage module 305 is electrically connected to the quantity statistics module 306, the quantity statistics module 306 is electrically connected to the single point detection module 307, the single point detection module 307 is electrically connected to the error locking module 308, the error locking module 308 is electrically connected to the sample locking module 309, and the sample locking module 309 is electrically connected to the data analysis module 310. The testing equipment can detect several possible errors such as open circuit, short circuit and misalignment in the wiring harness. The test results will be prompted by the display screen 105, indicator light 106 and buzzer 107. The screen information can also be used to further locate the specific erroneous circuit. The use of data storage module 305, quantity statistics module 306, single point detection module 307, error locking module 308 and sample locking module 309 can also enable the tester to have functions such as data storage, quantity statistics, single-ended wiring harness detection mode, error locking and sample locking, so as to quickly and reliably detect the continuity of the wiring harness and determine whether the wiring harness is qualified.

[0029] In this embodiment, reference Figure 1 and Figure 3 As shown, the inside of the shell 101 is fixedly connected to a leakage protection device 108, the side of the shell 101 is fixedly connected to a power switch 102, the side of the shell 101 is fixedly connected to a power interface 103, two power interfaces 103 are provided, the inside of the shell 101 is fixedly connected to a loading rod 109, four loading rods 109 are provided, and the leakage protection device 108 is used to protect against electric shock when a leakage fault occurs in the equipment and to protect people from fatal electric shock.

[0030] In the present solution, a wiring harness conductivity detection device uses a dot-finding head 205 to contact the wiring harness during use, and detects possible open circuits, short circuits, and misalignment errors in the wiring harness by comparing with a sample wiring harness. The test results will be prompted by a display screen 105, an indicator light 106, and a buzzer 107. The screen information can also be used to further locate the specific erroneous circuit. The data storage module 305, the quantity statistics module 306, the single-point detection module 307, the error locking module 308, and the sample locking module 309 can also enable the tester to have functions such as data storage, quantity statistics, single-ended wiring harness detection mode, error locking, and sample locking, so as to perform multi-functional detection on the wiring harness.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wiring harness continuity detection device, comprising a main body (1), characterized in that: A contact component (2) is fixedly connected to the side of the main body (1), and a control detection component (3) is fixedly connected to the interior of the main body (1); The main body (1) comprises a housing (101), a loading plate (104) is fixedly connected to a side surface of the housing (101), and a display screen (105), an indicator light (106) and a buzzer (107) are fixedly connected to a side surface of the loading plate (104); The contact assembly (2) comprises a drainage cable (201), the top of the drainage cable (201) is fixedly connected to a current sensor (202), the top of the current sensor (202) is fixedly connected to a rubber sleeve (203), the top of the rubber sleeve (203) is fixedly connected to a ceramic ring (204), and the top of the ceramic ring (204) is fixedly connected to a dot-finding head (205); The control and detection component (3) comprises a circuit board (301), and a microprocessor (302), a current analysis module (303), a voltage analysis module (304), a data storage module (305), a quantity statistics module (306), a single point detection module (307), an error locking module (308), a sample locking module (309) and a data analysis module (310) are fixedly connected to the side of the circuit board (301).

2. The wiring harness continuity detection device according to claim 1, characterized in that: The microprocessor (302) is electrically connected to the current analysis module (303), and the current analysis module (303) is electrically connected to the voltage analysis module (304).

3. The wiring harness continuity detection device according to claim 1, characterized in that: The voltage analysis module (304) is electrically connected to the data storage module (305), and the data storage module (305) is electrically connected to the quantity statistics module (306).

4. The wiring harness continuity detection device according to claim 1, characterized in that: The quantity statistics module (306) is electrically connected to the single point detection module (307), and the single point detection module (307) is electrically connected to the error locking module (308).

5. The wiring harness continuity detection device according to claim 1, characterized in that: The error locking module (308) is electrically connected to the sample locking module (309), and the sample locking module (309) is electrically connected to the data analysis module (310).

6. The wiring harness continuity detection device according to claim 1, characterized in that: The interior of the housing (101) is fixedly connected to a leakage protection device (108), and the side of the housing (101) is fixedly connected to a power switch (102).

7. The wiring harness continuity detection device according to claim 1, characterized in that: A power interface (103) is fixedly connected to the side surface of the housing (101), and two power interfaces (103) are provided.

8. The wiring harness continuity detection device according to claim 1, characterized in that: The interior of the housing (101) is fixedly connected with a loading rod (109), and four loading rods (109) are provided.

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