Hoisting mechanism of tower crane
The utility model provides a hoisting mechanism of a tower crane. The hoisting mechanism comprises a motor, a reducer, a coupler and a winding drum; the motor is connected with a high-speed shaft of the reducer through the coupler, the winding drum is connected with an output shaft of the reducer, a...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a hoisting mechanism of a tower crane. The hoisting mechanism comprises a motor, a reducer, a coupler and a winding drum; the motor is connected with a high-speed shaft of the reducer through the coupler, the winding drum is connected with an output shaft of the reducer, and the other end of the winding drum is provided with a base support; the other end of the high-speed shaft of the reducer is provided with a hydraulic push rod brake device, and the hydraulic push rod brake device is in a normally-closed form. By adopting the hoisting mechanism of the tower crane, the stopping, speed reduction and hoisting height of the hoisting mechanism of the crane can be accurately controlled. |
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