A charging gun tester

By designing a charging gun tester that incorporates a retractable probe and an elastic buffer structure, the problems of poor compatibility and low efficiency of existing equipment have been solved. This enables multi-parameter display and efficient testing, thereby improving electrical safety and mechanical reliability.

CN224416966UActive Publication Date: 2026-06-26SHANDONG TRANSPORT VOCATIONAL COLLEGE
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANDONG TRANSPORT VOCATIONAL COLLEGE
Filing Date
2025-07-11
Publication Date
2026-06-26

AI Technical Summary

Technical Problem

Existing charging gun testing equipment lacks multi-parameter dynamic display capabilities, is incompatible with different models of charging guns, and suffers from poor specification compatibility and low efficiency, resulting in reduced equipment utilization, contact stress concentration, and high misjudgment rate.

Method used

A charging gun tester was designed, comprising a housing, a main control unit, a signal acquisition unit, a display component, a switch component, and a power interface. It adopts a retractable extension probe and an elastic buffer structure, enabling it to display multiple test data simultaneously and adapt to different models of charging guns.

Benefits of technology

It achieves multi-specification compatibility, intelligent monitoring and dynamic protection, improves electrical safety performance and mechanical reliability, reduces contact failure rate and false judgment rate, and improves testing efficiency and equipment utilization.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of charging gun testers, including shell, main control unit and signal acquisition unit are equipped in shell, display assembly, switch assembly, charging interface and power interface are equipped on shell, display assembly includes touch screen, monochrome digital display screen and three double-color digital display screens, display assembly is electrically connected with main control unit, switch assembly, charging interface and power interface are electrically connected with signal acquisition unit respectively;Charging interface includes basic needle group and extension needle group, extension needle group includes two extension probes, each extension probe includes extension needle cavity and extension needle body, which is telescopically arranged in extension needle cavity. When using, the utility model can display different test data simultaneously using display assembly, and also can adjust the extension needle body telescoping, so that the charging interface adapts to different models of charging gun. Therefore, the utility model has multi-specification compatibility and intelligent monitoring function, and also has good electrical safety performance and mechanical reliability.
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