Model DQZJ—20Y hydrodynamic drive drilling rig, provided with hydraulic gearbox, possesses soft transmission and high adaptability to the load change, and can realize stepless speed and torque regulation and inverse-rotation brake.
Model DQZJ—20Y hydrodynamic drive drilling rig, provided with hydraulic gearbox, possesses soft transmission and high adaptability to the load change, and can realize stepless speed and torque regulation and inverse-rotation brake.
20Y液力传动钻机采用液力机械变速箱，传动柔和，适应外载荷变化的能力强，可实现无级变速变矩及反转制动。