The winch adopts elastic welded structure drum (the drum can be divided), new generation disc brake and hydraulic station device, with sensitive braking and fast speed; the double drum winch is equipped with hydraulic gear clutch and rope adjusting interlock device, with accurate and fast rope adjusting; the control console is equipped with disc type depth indicator, with advanced technology, compact structure, convenient operation, safe and reliable, low power consumption, etc advantage. The electrical system consists of control cabinet, console, resistor, motor, etc. Jdk-p or tdk-plc control or tdk-bp (variable frequency speed regulation) complete system can be used for supporting electric control (power braking is set as an independent unit for users to choose).