Rope-break-proof damping slow-descending elevator
A rope-break-proof damping slow-descending elevator comprises an elevator car, a guide rail, a hoist rope, a hoist wheel, a hoist frame and a hoist motor, and further comprises a damping slow-descending apparatus and an electronic control system of the damping slow descending apparatus. The damping...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A rope-break-proof damping slow-descending elevator comprises an elevator car, a guide rail, a hoist rope, a hoist wheel, a hoist frame and a hoist motor, and further comprises a damping slow-descending apparatus and an electronic control system of the damping slow descending apparatus. The damping slow-descending apparatus comprises a pulley rope, a top pulley, a top pulley frame, a clutch, a damping apparatus, a bottom pulley and a bottom pulley frame. The top and the bottom of the pulley rope are wound on the top pulley and the bottom pulley respectively, two ends of the pulley rope are fixed at the upper end and the lower end of the elevator car respectively, and the clutch is arranged between the damping apparatus and the top pulley; and the electronic control system comprises a pressure sensor and a control apparatus; and the pressure sensor is mounted under the hoist frame and connected with the control apparatus through a wire, and the control apparatus can control the separation and combination state |
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