Configurable wire harness detection device based on wireless communication

Abstract

The invention discloses a configurable wire harness detection device based on wireless communication, and the device comprises an upper computer which is used for controlling a to-be-detected cabinet to be detected, a detection unit which is used for carrying out the on-off detection of the to-be-detected cabinet, and a wireless communication unit which is used for carrying out the wireless communication between the upper computer and the detection unit. The upper computer is electrically connected with the detection unit through the wireless communication unit, and the detection unit is connected with a cabinet to be detected through the connector; the detection unit comprises a first detection unit and a second detection unit which are used for monitoring to-be-detected cabinets with different configurations, the first detection unit and the second detection unit are respectively connected with the main control computer through the wireless communication unit, and the first detection unit and the second detection unit are respectively connected with the to-be-detected cabinets through connectors. According to the invention, different functions can be configured according to different actual test requirements, rapid detection of cabinet wiring on-off is realized, a lot of manpower and time are saved, the production efficiency is improved, and the accuracy of a test result is also improved.

Description

Technical Field

[0001] The present invention relates to the technical field of cable continuity detection, and more particularly to a wireless configurable wire harness detection device. Background Art

[0002] The cabinet products in the railway industry require electrical wiring to meet the normal operation of railway equipment. Usually, the production of a set of cabinets involves a lot of wiring work. At the same time, according to different configuration requirements, the internal wiring will be adjusted in a targeted manner. Before the cabinet is powered on, the overall wiring status of the cabinet needs to be tested to determine the correctness of the connection and whether there is a circuit break. For a long time, the wiring continuity test has required the cooperation of multiple people. A multimeter is used to conduct continuity tests on multiple groups of cables one by one in sequence, and the results are recorded manually. This method takes up a lot of manpower and time, and has low production efficiency. The continuity test of the cables cannot be completed in some idle and small locations. At the same time, manual measurement makes it difficult to achieve 100% accuracy in the test results. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a configurable wire harness detection device based on wireless communication, so as to improve the accuracy of the test results and thus improve the production efficiency.

[0004] In order to solve the above technical problems, the technical solutions adopted by the present invention are as follows.

[0005] A configurable harness detection device based on wireless communication comprises a host computer for controlling detection of a cabinet to be detected, a detection unit for performing on-off detection on the cabinet to be detected, and a wireless communication unit for wireless communication between the host computer and the detection unit, wherein the host computer is electrically connected to the detection unit via the wireless communication unit, and the detection unit is connected to the cabinet to be detected via a connector; the detection unit comprises a first detection unit and a second detection unit for monitoring cabinets to be detected with different configurations, the first detection unit and the second detection unit are respectively connected to a main control computer via the wireless communication unit, and the first detection unit and the second detection unit are respectively connected to the cabinet to be detected via a connector; the power supply part is a lithium battery.

[0006] To further optimize the technical solution, the detection unit includes a power supply part for providing power, a drive output channel for providing a test signal for the cabinet to be tested, a collection input channel for collecting the test signal of the cabinet to be tested, a wireless communication module for wireless communication, and a main control chip for controlling the detection of the cabinet to be tested. The output end of the power supply part is connected to the power input end of the main control chip, the output end of the main control chip is connected to the input end of the drive output channel, the output end of the drive output channel is connected to the detection end of the cabinet to be tested through a connector, the input end of the collection input channel is connected to the collection end of the mechanism to be tested through a connector, the output end of the collection input channel is connected to the input end of the main control chip, and the main control chip communicates wirelessly with the wireless communication unit through the wireless communication module.

[0007] To further optimize the technical solution, the detection unit also includes an indicator light for reflecting the operating status of the equipment, and the input end of the indicator light is connected to the output end of the main control chip.

[0008] To further optimize the technical solution, the detection unit also includes a buzzer for responding to the test result status, and the input end of the buzzer is connected to the output end of the main control chip.

[0009] To further optimize the technical solution, the host computer includes a functional module for performing test operations, a test interface module for selecting the cabinet number to be tested, an output log module for displaying the communication connection status with the test equipment during the test, a test result display module for displaying the test result content, and a device list module for displaying the current device usage status.

[0010] To further optimize the technical solution, a detection method for detecting the wiring continuity of the tested cabinet based on a configurable harness detection device includes the following steps:

[0011] A. Turn on the switch of the test unit test equipment required by the cabinet under test;

[0012] B. Turn on the host computer and the power switch of the detection unit at the same time. After the equipment is started, the detection unit and the host computer establish a wireless communication connection through the wireless communication unit. After the connection is successful, the test list module of the host computer displays the use status of the detection unit;

[0013] C. Select the cabinet model to be tested through the test interface module and enter the cabinet number;

[0014] D. Insert the detection unit device at the corresponding tested position according to the prompts of the test interface module;

[0015] E. After the insertion is completed, click the "Start Test" button on the function module to perform automatic testing, and the test results will be displayed on the test result display module.

[0016] Due to the adoption of the above technical scheme, the technical progress achieved by the present invention is as follows.

[0017] The present invention provides a configurable wire harness detection device based on wireless communication. The device detects a cabinet to be tested through two detection units. Different functions can be configured according to different actual test requirements, thereby realizing rapid detection of the on and off of cabinet wiring, saving a lot of manpower and time, improving production efficiency, and also improving the accuracy of test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention;

[0019] Figure 2 is a structural block diagram of a detection unit of the present invention;

[0020] Figure 3 This is a circuit diagram of the main control chip of the present invention;

[0021] Figure 4 A circuit diagram of a driving output channel of the present invention;

[0022] Figure 5 A circuit diagram for collecting input channels of the present invention;

[0023] Figure 6 is a circuit diagram of a wireless communication module of the present invention;

[0024] Figure 7 This is an application interface diagram of the host computer of the present invention. DETAILED DESCRIPTION

[0025] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0026] A configurable harness detection device based on wireless communication, combined with Figure 1 As shown, it includes a host computer, a wireless communication unit and a detection unit. The host computer is used to control the monitoring of the cabinet to be tested, the wireless communication unit is used to perform wireless communication between the host computer and the detection unit, and the detection unit is used to perform on-off monitoring of the cabinet to be tested; the host computer is electrically connected to the detection unit through the wireless communication unit, and the detection unit is connected to the cabinet to be tested through a connector.

[0027] The detection unit includes a first detection unit and a second detection unit. The first detection unit and the second detection unit have the same structure and are configured with different functions according to different actual test needs to detect cabinets under test with different configurations. The first detection unit and the second detection unit are respectively connected to the main control machine through the wireless communication unit, and the first detection unit and the second detection unit are respectively connected to the cabinet under test through the connector.

[0028] The structural block diagram of the detection unit is as follows: Figure 2 As shown, it includes a power supply part, a main control chip, a drive output channel, a collection input channel, a wireless communication module, an indicator light and a buzzer. The power supply part is a lithium battery, which is used to provide power. The main control chip is used to control the detection of the cabinet to be tested. The drive output channel is used to provide test signals for the cabinet to be tested. The collection input channel is used to collect the test signals of the cabinet to be tested. The wireless communication module is used for wireless communication. The indicator light is used to reflect the operating status of the equipment, and the buzzer is used to reflect the test result status. The output end of the power supply part is connected to the power input end of the main control chip. The output end of the main control chip is respectively connected to the input ends of the drive output channel, the indicator light and the buzzer. The output end of the drive output channel is connected to the detection end of the cabinet to be tested through a connector. The input end of the collection input channel is connected to the collection end of the mechanism to be tested through a connector. The output end of the collection input channel is connected to the input end of the main control chip. The main control chip communicates wirelessly with the wireless communication unit through the wireless communication module.

[0029] The first detection unit receives the test channel test command from the host computer through the wireless communication module, the main control chip outputs a level signal to the cabinet to be tested by controlling the output channel, the acquisition input channel acquires the on / off signal of the cabinet to be tested, and returns the acquired signal to the main control chip, and the main control chip returns the detection result to the host computer through the wireless communication module. The second detection unit receives the test channel test command from the host computer through the wireless communication module, the main control chip outputs a level signal to the cabinet to be tested by controlling the output channel, the acquisition input channel acquires the on / off signal of the cabinet to be tested, and returns the acquired signal to the main control chip, and the main control chip returns the detection result to the host computer through the wireless communication module. During the test, the operating status of the detection unit and the final test result will be displayed through the indicator light and the buzzer.

[0030] The circuit diagrams of the main control chip, the drive output channel, the acquisition input channel and the wireless communication module in the present invention are respectively as shown in Figures 2 to 6 The main control chip receives the test command sent by the host computer through the wireless communication module, and the main control chip outputs the level signal to the cabinet under test through the drive output channel. The acquisition input channel collects the on-off signal of the cabinet under test and returns it to the main control chip. The main control chip returns the detection result to the host computer through the wireless communication module to realize the detection of the cabinet under test.

[0031] The application interface of the host computer is shown in the figure Figure 7As shown, it includes a functional module, a test interface module, an output log module, a test result display module and a device list module. The functional module is used to perform test operations. The functional module contains operation buttons of corresponding functions. Press the "Start Test" button to start the test process; press the "Cancel Test" button to cancel the test process; press the "Test" button to return to the test interface from other interfaces; press the "Result" button to open the detailed test result interface; press the "Log" button to open the test operation log record; press the "Settings" button to edit the required test content and set the test user; press the "Login / Logout" button to log in the current test user.

[0032] The test interface module includes the selection of the cabinet equipment number to be tested, and can also display the test progress in real time.

[0033] The output log module contains the status of the communication connection between the host computer and the test equipment during the test.

[0034] The test result display module is used to display the test result content.

[0035] The device list module is used to display the usage status of the current test device.

[0036] Since different cabinets have different cables and test channels to be tested, the present invention can select the cabinet model to be tested and the required test pins by changing the relevant configuration in the host computer. The number of drive output channels and acquisition input channels used in the corresponding detection unit will change accordingly.

[0037] The detection method for performing wiring continuity detection on the tested cabinet based on the configurable wiring harness detection device includes the following steps:

[0038] A. Turn on the switches of the detection unit test equipment required for the cabinet under test. The specific number of test equipment used depends on the number of locations of different equipment in the cabinet under test.

[0039] B. Turn on the host computer and the power switch of the detection unit at the same time. After the equipment is started, the detection unit and the host computer establish a wireless communication connection through the wireless communication unit. After the connection is successful, the test list module of the host computer displays the use status of the detection unit;

[0040] C. Select the cabinet model to be tested through the test interface module and enter the cabinet number;

[0041] D. Insert the detection unit device at the corresponding tested position according to the prompts of the test interface module;

[0042] E. After the insertion is completed, click the "Start Test" button on the function module to perform automatic testing, and the test results will be displayed on the test result display module.

Claims

1. A configurable wire harness detection device based on wireless communication, characterized in that: It includes a host computer for controlling the detection of the cabinet to be tested, a detection unit for performing on-off detection on the cabinet to be tested, and a wireless communication unit for wireless communication between the host computer and the detection unit. The host computer is electrically connected to the detection unit through the wireless communication unit, and the detection unit is connected to the cabinet to be tested through a connector; the detection unit includes a first detection unit and a second detection unit for monitoring cabinets to be tested with different configurations, the first detection unit and the second detection unit are respectively connected to the main control computer through the wireless communication unit, and the first detection unit and the second detection unit are respectively connected to the cabinet to be tested through a connector; the power supply part is a lithium battery.

2. A configurable wire harness detection device based on wireless communication according to claim 1, characterized in that: The detection unit includes a power supply part for providing power, a driving output channel for providing a test signal for the cabinet to be tested, a collection input channel for collecting the test signal of the cabinet to be tested, a wireless communication module for wireless communication, and a main control chip for controlling the detection of the cabinet to be tested. The output end of the power supply part is connected to the power input end of the main control chip, the output end of the main control chip is connected to the input end of the driving output channel, the output end of the driving output channel is connected to the detection end of the cabinet to be tested through a connector, the input end of the collection input channel is connected to the collection end of the mechanism to be tested through a connector, the output end of the collection input channel is connected to the input end of the main control chip, and the main control chip performs wireless communication with the wireless communication unit through the wireless communication module.

3. A configurable wire harness detection device based on wireless communication according to claim 2, characterized in that: The detection unit also includes an indicator light for reflecting the operating status of the device, and the input end of the indicator light is connected to the output end of the main control chip.

4. The configurable wire harness detection device based on wireless communication according to claim 2, characterized in that: The detection unit also includes a buzzer for responding to the test result status, and the input end of the buzzer is connected to the output end of the main control chip.

5. The configurable wire harness detection device based on wireless communication according to claim 1, characterized in that: The host computer includes a functional module for performing test operations, a test interface module for selecting the cabinet number to be tested, an output log module for displaying the communication connection status with the test equipment during the test, a test result display module for displaying the test result content, and a device list module for displaying the current device usage status.

6. The configurable wire harness detection device based on wireless communication according to claim 1, characterized in that: The detection method for performing wiring continuity detection on the tested cabinet based on the configurable harness detection device includes the following steps: A. Turn on the switch of the test unit test equipment required by the cabinet under test; B. Turn on the host computer and the power switch of the detection unit at the same time. After the equipment is started, the detection unit and the host computer establish a wireless communication connection through the wireless communication unit. After the connection is successful, the test list module of the host computer displays the use status of the detection unit; C. Select the cabinet model to be tested through the test interface module and enter the cabinet number; D. Insert the detection unit device at the corresponding tested position according to the prompts of the test interface module; E. After the insertion is completed, click the "Start Test" button on the function module to perform automatic testing, and the test results will be displayed on the test result display module.

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