FCT detection device for electronic controller of low-voltage circuit breaker

Abstract

The utility model discloses a low-voltage circuit breaker electronic controller FCT detection device which comprises a detected electronic controller, a test clamp, an electrical control box, a terminal carrier and a code scanning device which are mutually combined for use, the detection device is low in cost and can be copied, meanwhile, the labor cost is reduced, the detection consistency of the electronic controller is improved, and the detection efficiency of the electronic controller is improved. According to the method, the production efficiency is effectively improved, batch copying can be achieved, when peak orders appear, multiple FCT detection devices are connected into automatic process software in parallel in a multi-opening mode, so that the productivity is rapidly improved, and in consideration of the switching speed of an electronic controller and the FCT detection speed, multi-opening default is designed to support simultaneous operation of two FCT devices.

Description

Technical Field

[0001] The utility model relates to the field of FCT detection, in particular to a FCT detection device for an electronic controller of a low-voltage circuit breaker. Background Art

[0002] At present, in the production process of low-voltage circuit breaker electronic controllers, after assembly, it is necessary to complete the filling of specified configuration parameters according to factory requirements and test the various functions of the electronic controller. The use of manual testing will be affected by personnel changes, fatigue caused by long-term work, and problems such as missed tests and misjudgments.

[0003] At the same time, with the change of seasons, there is a peak order delivery every year. The use of manual testing can only be done by increasing the number of people, and it takes time for pre-job training before people can take up the job. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a low-voltage circuit breaker electronic controller FCT detection device to solve the above problems.

[0005] In order to achieve the above objectives, the utility model is implemented through the following technical solutions.

[0006] A low-voltage circuit breaker electronic controller FCT detection device, comprising an electronic controller to be tested, a test fixture, an electrical control box, a terminal carrier, and a code scanning device, wherein the electronic controller to be tested is connected to the test fixture, the test fixture is connected to the electrical control box, the code scanning device is connected to the terminal carrier, the terminal carrier is connected to the electrical control box via a USB data cable, an isolated power supply, an AC current source module, an AC voltage source module, a DI / DO interface module, a comprehensive interface module, and a human-computer interaction module are arranged in the electrical control box, the AC current source module and the AC voltage source module are both connected to the DI / DO interface module, and the isolated power supply is connected to the AC current source module, the AC voltage source module, the DI / DO interface module, and the comprehensive interface module for power supply, respectively.

[0007] The human-computer interaction module includes an electricity safety indicator light, an FCT operation indicator light, an FCT start button, an FCT stop button, and an external wiring terminal. The electricity safety indicator light, the FCT operation indicator light, the FCT start button, and the FCT stop button are respectively connected to the DI / DO interface module, and the DI / DO interface module and the comprehensive interface module are both connected to the external wiring terminal. The detection device has low cost and is replicable, while reducing labor costs, improving the detection consistency of the electronic controller, and effectively improving production efficiency. It can be copied in batches. When peak orders occur, multiple FCT detection devices can be connected to the automation process software in parallel through multiple openings, thereby quickly improving production capacity. Considering the switching speed of the electronic controller and the FCT detection speed, the design of multiple openings supports the simultaneous operation of 2 FCT devices by default.

[0008] Preferably, the test fixture is connected to the electrical control box via a cable.

[0009] Preferably, the code scanning device is connected to the terminal carrier via a USB interface.

[0010] Preferably, the terminal carrier is a PC.

[0011] Preferably, the barcode scanning device is a barcode scanning gun.

[0012] Preferably, the electrical control box is powered by AC220V.

[0013] Preferably, the AC current source module provides a single-phase AC current signal of AC0mA to AC1000mA.

[0014] Preferably, the AC voltage source module provides a single-phase AC voltage signal of AC0mV to AC8000mV.

[0015] Preferably, the electrical control box is also connected to the electronic controller under test via a USB cable.

[0016] Preferably, the AC current source module and the AC voltage source module are connected to the signal lines of the DI / DO interface module.

[0017] Compared with the prior art, the utility model discloses an FCT detection device for an electronic controller of a low-voltage circuit breaker, comprising an electronic controller to be tested, a test fixture, an electrical control box, a terminal carrier, and a code scanning device. The five are used in combination with each other to play a role. The detection device has low cost and is replicable, while reducing labor costs, improving the detection consistency of the electronic controller, and effectively improving production efficiency. It can be replicated in batches. When peak orders occur, multiple FCT detection devices can be connected to the automated process software in parallel through multiple openings, thereby quickly increasing production capacity. Considering the switching speed of the electronic controller and the FCT detection speed, the design of multiple openings supports the simultaneous operation of two FCT devices by default. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of the FCT detection device of the low-voltage circuit breaker electronic controller of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure distribution of the FCT detection device of the low-voltage circuit breaker electronic controller of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the test fixture of the utility model;

[0021] Figure 4 This is a structural diagram of the electrical control box of the utility model;

[0022] Figure 5 It is a schematic diagram of the internal structure of the electrical control box of the utility model. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] A low-voltage circuit breaker electronic controller FCT detection device, including an electronic controller under test 1, a test fixture 2, an electrical control box 3, a terminal carrier 4, and a code scanning device 5, wherein the electronic controller under test 1 is connected to the test fixture 2, the test fixture 2 is connected to the electrical control box 3, the code scanning device 5 is connected to the terminal carrier 4, the terminal carrier 4 is connected to the electrical control box 3 via a USB data cable, and the electrical control box 3 is provided with an isolated power supply 301, an AC current source module 302, an AC voltage source module 303, a DI / DO interface module 304, a comprehensive interface module 305, and a human-computer interaction module 306, the AC current source module 302 and the AC voltage source module 303 are both connected to the DI / DO interface module 304, and the isolated power supply 301 is connected to the AC current source module 302, the AC voltage source module 303, the DI / DO interface module 304, and the comprehensive interface module 305 for power supply,

[0025] The human-computer interaction module 306 includes an electricity safety indicator light 30601, an FCT operation indicator light 30602, an FCT start button 30603, an FCT stop button 30604, and an external wiring terminal 30605. The electricity safety indicator light 30601, the FCT operation indicator light 30602, the FCT start button 30603, and the FCT stop button 30604 are respectively connected to the DI / DO interface module 304, and the DI / DO interface module 304 and the integrated interface module 305 are both connected to the external wiring terminal 30605. The electricity safety indicator light 30601 is used to prompt whether the detection system is energized, the FCT operation indicator light 30602 is used to indicate the status of the FCT detection process, and the FCT start button 30603 and the FCT stop button 30604 are used to control the FCT process.

[0026] The test fixture 2 is connected to the electrical control box 3 through a cable, and the code scanning device 5 is connected to the terminal carrier 4 through a USB interface. The terminal carrier 4 is a PC computer. The PC computer is used as a carrier for the operation of the automation process software. It is connected to the electrical control box 3 through a USB data cable and allows access to multiple electrical control boxes 3. The code scanning device 5 is a code scanning gun, which is driver-free, provides character input and automatically has a carriage return function. The electrical control box 3 is powered by AC220V. The AC current source module 302 provides a single-phase AC current signal of AC0mA~AC1000mA. The AC voltage source module 303 provides a single-phase AC voltage signal of AC0mV~AC8000mV. The electrical control box 3 is also connected to the electronic controller 1 under test through a USB cable. The AC current source module 302 and the AC voltage source module 303 are connected to the signal line of the DI / DO interface module 304.

[0027] During the specific operation, the electronic controller 1 under test is inserted into the test fixture 2, and the electronic controller 1 under test is fixed by the handle. The electrical wiring harness of the test fixture 2 is connected to the electrical control box 3, and the communication line of the electronic controller itself is connected to the electrical control box 3. The barcode scanning device 5 scans the barcode of the electronic controller 1 under test to trigger the FCT process. After the FCT process is started, the parameters of the electronic controller 1 under test are filled according to the coding information, and then the full-function detection process is started.

[0028] The isolated power supply 301 provides the working power supply of the electrical control box 3, the AC current source module 302 is used to generate a controlled AC current source of a specified amplitude, and the AC voltage source module 303 is used to generate a controlled AC voltage source of a specified amplitude. The AC current source module 302 and the AC voltage source module 303 are connected to the signal line of the DI / DO interface module 304. By controlling the DO relay in the DI / DO interface module 304, the FCT system can connect the AC current source signal and the AC voltage source signal to the specified phase of the electronic controller 1 under test, thereby realizing single-phase signal supply. The integrated interface module 305 mainly provides TTL serial port, RS485 interface, HUB interface, etc., to realize data collection of different types of electronic controllers.

[0029] The electrical control box 3 adopts a left-right structure inside to separate strong electricity and weak electricity. In addition, the AC voltage source, AC current source, DIDO interface board, and integrated interface board use a stacked design, which comprehensively considers signal interference, controlled control, etc.

[0030] In the human-computer interaction module 306, the FCT start button 30603 is only used as a backup start option. When multiple test processes are required, the FCT start button can be used to trigger the FCT process. During the running of the FCT automation process, when the FCT stop button is pressed, the automation process ends in advance.

[0031] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0032] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0033] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A low voltage circuit breaker electronic controller FCT detection device, characterized in that: The invention comprises an electronic controller to be tested (1), a test fixture (2), an electrical control box (3), a terminal carrier (4), and a code scanning device (5), wherein the electronic controller to be tested (1) is connected to the test fixture (2), the test fixture (2) is connected to the electrical control box (3), the code scanning device (5) is connected to the terminal carrier (4), the terminal carrier (4) is connected to the electrical control box (3) via a USB data line, the electrical control box (3) is provided with an isolated power supply (301), an alternating current source module (302), an alternating voltage source module (303), a DI / DO interface module (304), an integrated interface module (305), and a human-computer interaction module (306), the alternating current source module (302) and the alternating voltage source module (303) are both connected to the DI / DO interface module (304), the isolated power supply (301) is connected to the alternating current source module (302), the alternating voltage source module (303), the DI / DO interface module (304), and the integrated interface module (305) to supply power, The human-machine interaction module (306) comprises an electric safety indicator light (30601), an FCT operation indicator light (30602), an FCT start button (30603), an FCT stop button (30604), and an external wiring terminal (30605); the electric safety indicator light (30601), the FCT operation indicator light (30602), the FCT start button (30603), and the FCT stop button (30604) are respectively connected to the DI / DO interface module (304); and the DI / DO interface module (304) and the integrated interface module (305) are both connected to the external wiring terminal (30605).

2. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The test fixture (2) is connected to the electrical control box (3) via a cable.

3. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The code scanning device (5) is connected to the terminal carrier (4) via a USB interface.

4. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The terminal carrier (4) is a PC computer.

5. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The code scanning device (5) is a code scanning gun.

6. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The electrical control box (3) is powered by AC220V.

7. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The AC current source module (302) provides a single-phase AC current signal AC0mA-AC1000mA.

8. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The AC voltage source module (303) provides a single-phase AC voltage signal AC0mV-AC8000mV.

9. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The electrical control box (3) is also connected to the electronic controller (1) to be tested via a USB cable.

10. The low voltage circuit breaker electronic controller FCT detection device according to claim 1, characterized in that: The AC current source module (302) and the AC voltage source module (303) are connected to the signal line of the DI / DO interface module (304).

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