Opening and closing linkage device of double-open type protective door

The utility model belongs to the technical field of building construction, and particularly relates to a double-open type protective door opening and closing linkage device which comprises a protective door, two electric push rods and a control unit, the protective door is installed on a correspondi...

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Bibliographic Details
Main Authors CAI YAOYAO, YE ZHOUPENG, CAI YANYAN, XU CHENHAN
Format Patent
LanguageChinese
English
Published 30.08.2024
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The utility model belongs to the technical field of building construction, and particularly relates to a double-open type protective door opening and closing linkage device which comprises a protective door, two electric push rods and a control unit, the protective door is installed on a corresponding floor and comprises a door frame and two door plates hinged to the door frame in a rotating mode, and the electric push rods are installed between the door frame and the door plates. The electric push rods are used for driving the two door plates to be opened or closed, and the control unit controls the operation state of the protective door by controlling opening and closing of the electric push rods; wherein the door frame is provided with a bolt mechanism at the junction of the two door plates, and first pin holes matched with the bolt mechanism are formed in the ends, at the junction, of the two door plates; by arranging the bolt mechanism and the first pin hole, the protective door in the closed state is lo
Bibliography:Application Number: CN202420300127U