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Integrated test bench for creepage breaker

An earth leakage circuit breaker and comprehensive test bench technology, applied in circuit breaker testing and other directions, can solve the problems of low detection accuracy, inconvenient installation and positioning of circuit breakers, operators cannot approach the test equipment, etc., and achieves high control accuracy and improved The effect of detection accuracy, test speed and high test efficiency

Inactive Publication Date: 2006-07-19
TIANJIN BAILI ELECTRIC CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the process of manual testing, safety is the most important thing when performing high-voltage testing. For 3000V high-voltage testing, the operator cannot approach the test equipment, and the operator needs to wear high-quality insulating boots and long insulating gloves. For the operator, it is very inconvenient to install and position the circuit breaker, and the circuit breaker is tested for withstand voltage in the designated isolation area. The detection process brings great inconvenience to the operator
When performing leakage detection, circuit breakers of different housings need to be tested on different leakage detection test benches, which wastes a lot of time
The above-mentioned withstand voltage leakage detection takes a long time. The entire detection process of a circuit breaker takes about 20 minutes, and the detection accuracy is low.

Method used

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  • Integrated test bench for creepage breaker
  • Integrated test bench for creepage breaker
  • Integrated test bench for creepage breaker

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0022] In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:

[0023] see figure 1 (Scheme 1), the lifting device includes servo motor A3, gear A2, reduction gear A1, lead screw A4 and carriage C fixed on the frame, servo motor A3 is coaxial with gear A2, gear A2 and reduction gear A1 meshing, the reduction gear A1 meshes with the leading screw A4, and the carriage C is fixed on the top of the leading screw A4 to realize the lifting operation of the carriage C. The electrode contact device includes an electromagnet A5 and a movable contact A6 fixed on the frame. One end of the lever of the movable contact A6 is fixed on a hinge shaft, and the contact at the other end of the lever of the movable contact A6 is connected with the contact to be installed on the trailer. The electrodes of the leakage circuit...

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PUM

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Abstract

The invention relates to a leakage breaker combined test bench. It comprises a AC adjustable voltage power and an adjustable current power; it also comprises a picking-up device, an electrode touching device, a positioning device, a breaker gear and a controlling circuit; the picking-up device comprises a motor and a mechanism device derived by motor or liquid pressure; the positioning device comprises a space limiter fixed on the lifting gear and is used to fix the tested breaker; the electrode touching device comprises a motor, a liquid pressure driver or a device which is controlled by the electromagnetic means and connects the power electrode and the tested breaker end; the breaker gear comprises a device derived by liquid pressure, motor or electromagnetic means and is used to drag the hand of the tested breaker; the controlling circuit comprises an electric controlling wire which uses computer to connect each motivating circuit.

Description

technical field [0001] The invention belongs to electrical device detection equipment, in particular to a leakage circuit breaker comprehensive test bench. Background technique [0002] In the currently known detection of circuit breakers and other similar equipment, safe and reliable detection equipment is required to detect whether the quality of the circuit breaker is qualified. At present, the detection of leakage circuit breakers mostly adopts the method of manual detection, and the leakage and withstand voltage characteristics of leakage circuit breakers are generally detected. In the process of manual testing, safety is the most important thing when performing high-voltage testing. For 3000V high-voltage testing, the operator cannot approach the test equipment, and the operator needs to wear high-quality insulating boots and long insulating gloves. For the operator, it is very inconvenient to install and position the circuit breaker, and to perform withstand voltage ...

Claims

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Application Information

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IPC IPC(8): G01R31/327
Inventor 梁燕王铁镰徐卫生陈军
Owner TIANJIN BAILI ELECTRIC CO LTD
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