The invention provides a rubber tired crane with a movable counterweight system. According to the invention, a movable counterweight is fixedly connected with a vertical shaft through a connecting rod; a gear plate is arranged on the top end of the vertical shaft, wherein the vertical shaft is positioned close to the tail part of a fixing seat; a driving device is connected with the gear plate; the vertical shaft and the movable counterweight are driven through the gear plate to rotate; a propping plate is arranged in the middle part of the fixing seat, and an empty chamber for accommodating the movable counterweight is formed below the propping plate. According to the invention, the dead weight can be reduced by adjusting the position of the movable counterweight on the premise that the weight is not decreased; in addition, the rubber tired crane is reliable in structure, and convenient to control and adjust.
Rubber tired crane with movable counterweight system
02.12.2015
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |