Sinking winch usage rules: tub suffered its load must not exceed a predetermined value. Buffering and coupling means failure to prohibit work. Only do maintenance work to ensure the full safety of long-term use of sinking winch. Sinking winch load to bear the weight of the suspension device and rope, the load belongs to the static load, is based on the sinking winch anchor pile foundation design calculations. Sinking winch: safety brake. Safety belt use brake Shandong mine winch brake, safety brake sinking winch uses a two-piece brake winch mine in Inner Mongolia, by weight falling to brake, hydraulic pusher hammer to make it loose from the top gate. Hydraulic drive motor and the main motor of the work chain, it is only in loose-gate to start the main motor.