Discharging box for self-discharging semitrailer

By setting up a unloading support mechanism on the unloading side of the dump semi-trailer and utilizing gravity to vertically support and fix the structure, the problems of rollover and shaking during unloading are solved, thereby improving safety and stability.

CN223432258UActive Publication Date: 2025-10-14SHANGQIU YUCHANG TRAILOR MFG CO LTD
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Patent Information

Application Number
CN202421929844.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-10
Publication Date
2025-10-14
Estimated Expiration
2034-08-10

AI Technical Summary

Technical Problem

Existing dump semi-trailers are prone to rollover when unloading, which has low safety. In addition, the unloading support mechanism is prone to shaking when driving, affecting stability.

Method used

A unloading support mechanism is set on the unloading side of the vehicle body, including a barrel, a screw and a support seat. The support seat is in contact with the ground perpendicular to the ground through gravity. The screw is rotated for support, and the barrel is fixed by clips and fastening bolts to prevent shaking.

Benefits of technology

It effectively avoids vehicle rollover, improves safety, enhances driving stability, and prevents the unloading support mechanism from shaking during driving.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model discloses an unloading box for a self-unloading semitrailer, which comprises a frame, a vehicle body and an unloading support mechanism, the vehicle body is arranged on the frame, the frame and the vehicle body are movably connected through a hydraulic cylinder, wheels are arranged on the bottom side of the frame, and hinges are arranged on the unloading side surfaces of the vehicle body and the frame; the unloading box comprises a vehicle body and an unloading supporting mechanism, the unloading side of the vehicle body is movably connected with a side door, the unloading supporting mechanism comprises two fixing plates, a fixing shaft, a movable sleeve, a barrel, a screw rod and a supporting seat, and the left end and the right end of the unloading side of the vehicle body are each fixedly provided with the two fixing plates. The barrel, the screw rod and the supporting seat of the unloading supporting mechanism can be perpendicular to the ground due to gravity, then the screw rod is rotated so that the supporting seat can make contact with the ground, the vehicle body can be effectively supported during unloading, the phenomenon that the whole vehicle body turns on one side is avoided, and safety is greatly improved.
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