Elevator landing door opening protection device
A protection device and elevator floor technology, applied in the field of landing door opening protection device and elevator landing door opening protection device, can solve the problems of reducing device reliability, elevator ride comfort, affecting device life, complicated installation, etc., so as to improve operation The effect of comfort, convenient operation and strong safety performance
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[0024] like figure 1 , 2 As shown, the landing door opening protection device with the improved structure of the present invention includes a landing door limiting part 1 , a landing door driving part 2 and a car door driving part 3 .
[0025] The landing door limiting component 1 includes a swing lock block 11 and a limit piece 12 that engages and interferes with the swing lock block. The motion trajectory plane of the swing lock block 11 is parallel to the horizontal plane (or forms an acute angle), and it is movably connected with a connecting seat 13 vertically arranged on the landing door hanging plate 41, and extends to both sides along the swing axis A hook lock swing arm 111 and a drive swing arm 112 are provided, and the tail end of the hook lock swing arm 111 is provided with a hook 1111 that engages and interferes with the limiter 12. The outer edge of the hook 1111 is a smooth curved surface, and the middle part passes through the first The return spring 113 is c...
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