Stepless regulation constant tension device for hydraulic winch
A technology of stepless adjustment and hydraulic winch, which is applied in the field of hydraulic pressure, can solve the problems of complicated and inconvenient operation, the inability to realize the constant tension control of the wire rope, and the inability to realize the speed control of the rope, so as to achieve simple and convenient operation, prevent safety accidents, maintain The effect of system oil pressure
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[0015] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0016] see figure 1 , the hydraulic principle diagram of the hydraulic winch stepless adjustment constant tension device of the present invention, the hydraulic winch stepless adjustment constant tension device consists of a power pump group 1, a reversing valve 2, a hydraulic motor 4, a winch 5, a balance valve 3, a one-way valve 8, The motor safety valve consists of 7 components. The oil inlet of the power pump unit 1 is connected to the oil tank, the oil outlet of the power pump unit 1 is connected to the oil port on the rope-receiving side of the hydraulic motor 4, the oil port on the rope-releasing side of the hydraulic motor 4 is connected to the oil tank, and the shaft of the winch 5 is connected to the oil port of the hydraulic motor 4. The output shaft of the hydraulic winch is connected to the output shaft. The hydraulic wi...
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