2results about How to "Avoid twists and turns" patented technology

The utility model discloses a pipe laying and paying-off device for a water conservancy project, and relates to the technical field of water conservancy projects. The pay-off device comprises a movable installation bottom plate and a pay-off wheel, the top end of the movable installation bottom plate is symmetrically and fixedly connected with installation plates, the outer surfaces of the installation plates are fixedly connected with L-shaped plates, the outer surfaces of the L-shaped plates are fixedly connected with first motors, one ends of output shafts of the first motors are fixedly connected with first gears, and the other ends of the output shafts of the first motors are fixedly connected with second gears. A limiting and fixing assembly is arranged between the outer surface of the mounting plate and the outer end of the pay-off wheel, a U-shaped plate is slidably connected to the top end of the movable mounting bottom plate, an adjusting and limiting assembly is arranged on the outer surface of the U-shaped plate and comprises a rotating wheel, and a second motor is fixedly connected to the outer surface of the U-shaped plate. One end of an output shaft of the second motor is fixedly connected with a second screw rod; the cable pay-off device solves the problems that the position of a cable is easy to deviate or bend and the pay-off wheel is difficult to replace quickly.