Elevator
The utility model discloses an elevator which comprises a machine frame, a lifting table, a driving device and an over-travel limit switch, and the machine frame is provided with an over-travel trigger part. The lifting table is movably arranged on the rack and can ascend or descend along the rack;...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an elevator which comprises a machine frame, a lifting table, a driving device and an over-travel limit switch, and the machine frame is provided with an over-travel trigger part. The lifting table is movably arranged on the rack and can ascend or descend along the rack; the driving device is used for driving the lifting table to move on the rack; the over-travel limit switch is arranged on the outer side of the lifting table, can move along with the lifting table and is further electrically connected with the driving device; the over-travel triggering part is used for triggering the over-travel limiting switch when the lifting table ascends or descends to a preset position, the over-travel limiting switch is used for sending a first braking signal to the driving device when being triggered, and the driving device stops the lifting table after receiving the first braking signal. According to the technical scheme, the convenience of maintenance of the elevator is improved.
本实用新型公开一种 |
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