The invention provides a waterproof lever block, and belongs to the technical field of machines. The waterproof lever block solves the problems that a waterproof lever block in the prior art is difficult to dismount and mount. The waterproof lever block comprises a first shell and a second shell. A long shaft is horizontally arranged between the first shell and the second shell. The long shaft is sleeved with a wrench capable of rotating around the long shaft. The waterproof lever block is characterized in that the long shaft is sequentially sleeved with a hand wheel, a cam, a brake disc, a brake base and a hoisting chain wheel; the wrench and the brake disc are connected through a reversing ratchet wheel, and the outer side of the brake base is sleeved with a ratchet wheel housing; a ratchet wheel is arranged in the ratchet wheel housing, the ratchet wheel is fixed to the ratchet wheel housing through a pawl pin, a first friction plate is arranged between the ratchet wheel and the brake disc, and a second friction plate is arranged between the ratchet wheel and the brake base; and a hole gear is fixed to the hoisting chain wheel, sheet gears are arranged in the second shell, and the hole gear and the sheet gears are connected through short shafts. The waterproof lever block has the beneficial effects of being convenient to dismount and mount and the like.
Waterproof lever block
2016-02-24
Patent
Electronic Resource
English