Semitrailer safety protection device

Semitrailer safety protection device

The invention relates to the technical field of semitrailers, in particular to a semitrailer safety protection device which comprises a frame and further comprises at least two suspensions, an axle, a pressure sensor, two sets of supporting parts and a controller, and the frame is arranged on the ax...

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Hauptverfasser: SUN XIYOU, LI LE, LI ZIJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
MOTOR VEHICLES
PERFORMING OPERATIONS
SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, ORMANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
TRAILERS
TRANSPORTING
VEHICLES IN GENERAL
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creator SUN XIYOU
LI LE
LI ZIJUN
description The invention relates to the technical field of semitrailers, in particular to a semitrailer safety protection device which comprises a frame and further comprises at least two suspensions, an axle, a pressure sensor, two sets of supporting parts and a controller, and the frame is arranged on the axle through the suspensions; the pressure sensor is arranged between the suspension and the frame; the two sets of supporting parts are arranged on the two sides of the vehicle frame correspondingly, each supporting part comprises a first hydraulic cylinder hinged to the vehicle frame, a supporting plate is hinged to the telescopic end of each first hydraulic cylinder, a rolling ball is arranged at the bottom of each supporting plate, a second hydraulic cylinder is arranged on the side face of each first hydraulic cylinder, and the second hydraulic cylinders are hinged to the telescopic ends of the first hydraulic cylinders. A sliding plate is hinged to a telescopic shaft of the second hydraulic cylinder and connect
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subjects LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
MOTOR VEHICLES
PERFORMING OPERATIONS
SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, ORMANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
TRAILERS
TRANSPORTING
VEHICLES IN GENERAL
title Semitrailer safety protection device
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