Hydraulic supporting leg for semitrailer

• Main Author: WANG QINGJIANG
• Format: Patent
• Language: Chinese; English
• Published: 23.02.2024
• 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

The hydraulic supporting leg for the semitrailer comprises an installation frame, an installation groove is formed in one side of the outer portion of the installation frame, a positive and negative screw rod is rotatably installed in the installation groove through a bearing, one end of the positive and negative screw rod penetrates through the installation frame and extends to the outside, a key groove in one end of the positive and negative screw rod is connected with a motor, and the motor is connected with a hydraulic cylinder. And the motor and the mounting frame are fixedly mounted. According to the hydraulic supporting leg for the semitrailer, the motor works to drive the positive and negative screw rod to rotate, the position between the two movable frames can be effectively changed through rotation of the positive and negative screw rod, adjustment can be conveniently conducted according to the flatness degree of the ground, the bottom plate can make contact with the flat bottom face, the supporting