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[CN 201721529008.2] Cylinder-type hydraulic mechanism with exhaust structure


[CN 201721529008.2] Title of sleeve cylinder hydraulic mechanism with exhaust structure: Application number of sleeve cylinder hydraulic mechanism with exhaust structure: CN 201721529008.2 Applicant: Taicang Gaode Elevator Co., Ltd. Application Date: 2017-11-16 Patent Type: Utility Model The utility model discloses a sleeve cylinder hydraulic mechanism with exhaust structure, which includes multi-section oil cylinders sleeved with each other, and the oil cylinder includes a top cylinder located in the most center, the exhaust structure is arranged on the top of the top cylinder, and the exhaust structure includes: an exhaust hole, the exhaust hole is opened on the top cylinder and communicates with the inner cavity of the top cylinder; Limit through hole, the limit through hole communicates with the exhaust hole; exhaust bead, the diameter of the exhaust bead is not less than the diameter of the exhaust hole, the diameter of the exhaust bead is less than the diameter of the limit through hole; limit piece, the limiting member is detachably arranged in the limiting through hole, there is a gap between the limiting member and the limiting through hole, and the exhaust bead is located between the limiting member and the exhaust hole; The sleeve cylinder type hydraulic mechanism with exhaust structure provided in the present invention has a simple, firm and reliable exhaust structure, and convenient exhaust operation.

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