The invention discloses a protection device for an entrance-exit of an escalator. The protection device comprises a rubber sleeve, conductive elastic sheets and a safety circuit, wherein one end of the rubber sleeve is fixedly arranged on an entrance-exit panel of the escalator, a first opening is formed in the upper part of the rubber sleeve along a length direction, a second opening is formed in the bottom of the rubber sleeve along the length direction, and the two sides of the second opening are mutually bonded; each of the conductive elastic sheets is composed of two spring sheets in elastic contact, the plurality of conductive elastic sheets are arranged on the second opening at intervals, and every two paired spring sheets are separately arranged on one side of the second opening; the safety circuit is connected with a power supply of a drive mechanism for the escalator, and each of the conductive elastic sheets is serially arranged in the safety circuit; and each pair of the spring sheets is in normally-closed contact, any one pair of the spring sheets is disconnected, and the power supply is switched off and a brake device for the escalator is started. The protection device disclosed by the invention effectively avoids the accidents of personal injuries and escalator step damages.
Protection device for entrance-exit of escalator
2015-12-02
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
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