A multi-mode power system circuit switching interface for an electrically powered tractor

By designing a combination structure of rotating blocks, limiting components, and bolts at the wiring interface of the electric tractor, the problem of the wiring plug easily loosening and falling off was solved, achieving a stable clamping of the plug and improving the stability of the interface.

CN224465809UActive Publication Date: 2026-07-07HEFEI ERMA CHANGSUO INTELLIGENT MFG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEFEI ERMA CHANGSUO INTELLIGENT MFG CO LTD
Filing Date
2025-08-21
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

The wiring interfaces of existing electric tractors lack secure measures, making the wiring plugs prone to loosening or falling off.

Method used

A multi-mode power system circuit switching interface was designed. By using a combination of rotating blocks, limiting components, and bolts, a stable clamping of the plug is achieved, including rotating blocks, rotating shafts, and bolt locking, to ensure that the plug is not easily moved.

Benefits of technology

It improves the stability of the line plug, prevents loosening and detachment, and enhances the reliability of the interface.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model provides a multi-mode power system line switching interface for an electric tractor, relating to the field of line interface technology. The utility model includes a vehicle controller, with an interface body fixedly mounted on some parts of the vehicle controller. A mounting plate is fixedly connected to the lower end of the interface body on the surface of the vehicle controller. When a plug is inserted into the interface body, the lower limiting member is rotated vertically upwards by rotating a rotating block. With the help of a connecting piece, a fixing piece, and a first bolt, the stability of the rotating block and the lower limiting member after rotation is improved. The upper limiting member is flipped downwards by rotating a shaft. With the help of a square plate and a second bolt, the rotated shaft is positioned. At this point, the lower and upper limiting members combine to clamp the end of the line connected after the plug is inserted into the interface body, thereby limiting the plug in the interface body and preventing it from moving backward, thus improving the stability of the plug in the interface body.
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