The invention relates to a dumper carriage safety supporting device which comprises a cylinder body and four push-pull rods, a piston is slidably connected in the cylinder body of the supporting device, a first end cover is arranged at an end opening of the upper end of the cylinder body, the piston is slidably connected in the cylinder body, the upper end of the piston is fixedly connected with the lower ends of the push-pull rods, and a lead screw is arranged in the cylinder body. A rotating cylinder is arranged in the piston, the rotating cylinder is spirally connected with the lead screw in a matched mode, a locking disc is arranged in the middle of the rotating cylinder, locking and unlocking of the locking disc are achieved through cooperation of the electromagnet and the tension spring, and the piston can be conveniently locked to the designated position of the cylinder body; the lock rod is synchronously adjusted according to flowing of hydraulic oil, and operation is convenient; in addition, the lock rod and the lock disc used for locking are both arranged in the piston, damage to the piston and a chromium coating of the push-pull rod cannot be affected, and the service life is long.
本发明涉及一种自卸车车厢安全支撑装置,所示支撑装置包括缸体、四根推拉杆,支撑装置的缸体内滑动连接有活塞,且缸体上端端口设置有第一端盖,缸体内滑动连接有活塞,活塞上端与推拉杆下端固定连接,缸体内设置有丝杠,活塞内设置有转筒,转筒与丝杠螺旋配合连接,转筒中部设置有锁盘,本发明利用电磁铁与拉簧的配合实现锁盘的锁定与解锁,便于将活塞被锁定在缸体的指定部位;且锁杆根据液压油的流动同步调整,操作方便;另外用于锁定的锁杆和锁盘均设置在活塞内部,不会影响活塞和推拉杆镀铬层的破坏,使用寿命长。
Dumper carriage safety supporting device
一种自卸车车厢安全支撑装置
2023-12-22
Patent
Electronic Resource
Chinese
IPC: | B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS |
Anti-sticking unloading device of dumper carriage, dumper and application
European Patent Office | 2023
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