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 interlocking device, with accurate and fast rope adjusting; the control console is equipped with disc type depth indicator, with the advantages of advanced technology, compact structure, convenient operation, safe and reliable, low power consumption, etc . 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).