| 摘要 |
An erector comprises a frame with a running gear, a boom rotating in the vertical longitudinal plane with supports for mounting a rocket and a hinged mast with a hydraulic drive, a mounting U-shaped pad, a mechanism for boom lifting made in the form of hydraulic actuator, a control unit of hydraulic actuators and fastener assemblies of the main unit. The mounting pad is pivotally arranged using a transverse axle on the hinged mast, it is connected to the hinged mast with an optional hydraulic actuator and is equipped with an optional mounting U-shaped pad, which is located in the opening of the mounting pad and connected thereto by using the power hydraulic actuators with vertical racks, wherein the fastener assemblies of the main unit are mounted on the additional mounting pad and evenly spaced around a circle. |
