Safety protection trolley

By setting grooves on both sides of the base of the safety protection trolley to surround the track chassis, the problem of gravel or soil entering caused by exposed track chassis is solved, ensuring the normal operation of the trolley.

CN222686670UActive Publication Date: 2025-03-28CHINA RAILWAY FIRST GRP SECOND ENG CO LTD +2
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Patent Information

Application Number
CN202420522030.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-18
Publication Date
2025-03-28
Estimated Expiration
2034-03-18

AI Technical Summary

Technical Problem

The track chassis of the existing tracked mobile safety protection trolley is exposed, causing gravel or soil to easily enter the track, affecting the normal operation of the trolley.

Method used

A safety protection trolley is designed with grooves on both sides of the base to surround the track chassis to prevent gravel or soil from entering the inside of the track.

Benefits of technology

It effectively blocks gravel or soil during the movement of the trolley, prevents it from entering the track chassis, and ensures the normal operation of the trolley.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to a safety protection trolley which comprises a protection shell, a base, a caterpillar band chassis and a frame body, the frame body is arranged on the base, a first supporting rod penetrating through the frame body is arranged in the middle of the base, the protection shell covering the frame body is arranged on the first supporting rod, and two grooves are formed in the two sides of the bottom of the base in parallel. The two crawler chassis are respectively arranged in the two grooves; the groove of the base surrounds the crawler chassis, the two sides of the base effectively block broken stones or soil in the moving process of the trolley, the broken stones or the soil are prevented from entering the crawler chassis to be clamped between driving wheels or other components, and therefore normal operation of the trolley is guaranteed.
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