The invention discloses an auxiliary trolley for a wheeled crane. The auxiliary trolley comprises a plurality of tires, supporting structures arranged on the tires, amplitude-changing auxiliary arm connecting parts and auxiliary steering parts, wherein the amplitude-changing auxiliary arm connecting parts and the auxiliary steering parts are arranged on the supporting structures. The auxiliary steering parts have the steering state in which the auxiliary trolley can steer and the steering locking state in which steering of the auxiliary trolley is locked. According to the auxiliary trolley for the wheeled crane, the problem that steering of the auxiliary trolley is difficult in the prior art is solved; steering can be convenient and can be locked; and the use convenience of the auxiliary trolley is improved on the basis that the safety of the auxiliary trolley is ensured.
Auxiliary trolley for wheeled crane
2015-11-25
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |