Land-Based Oil Rigs

The utility model can provide a 4000m-7000m series all-mechanical (L) drilling rig for the user. All mechanical drilling rig diesel unit and transmission device installed in the low, power through the parallel device and after driving the winch, rotary table and mud pump. Mechanical transmission “Diesel engine + Torque converter (or coupler) + chain car”, “Diesel engine + narrow V-belt car device”, all parts of the drive system of drilling rig are connected by universal shaft, so it is convenient to disassemble and maintain. The driller control room is matched with the drilling rig, and some hydraulic and pneumatic tools are operated in the Driller control room, which improves the driller's working environment and reduces the labor intensity. The parts are connected by universal shaft for convenient disassembly, assembly and maintenance; the winch is equipped with four-gear and two reverse gears (or six-gear and two reverse gears) ; the winch is equipped with hydraulic disc brake or belt brake, the auxiliary brake adopts electromagnetic eddy current brake, the Auxiliary Drive device of AC motor is used for hoisting Derrick and emergency operation, and the interface is reserved for automatic drilling system upgrade of drilling rig.