A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ASSA ABLOY Entrance Systems AB has developed an emergency opening structure for a revolving door and a revolving door assembly, the emergency opening structure is connected with a first connecting pin and a second connecting pin on a driving shaft of the revolving door, and includes: a slider assembly having a first side surface and a second side surface opposite to each other; and a base having a sidewall, wherein the slider assembly is disposed on the inner side of the sidewall and is configured to move relative to the base, a first sliding channel is formed between a first portion of the sidewall and the first side surface for accommodating the first connecting pin, and a second sliding channel is formed between a second portion of the sidewall and the second side surface for accommodating the second connecting pin, wherein the emergency opening structure has a normal driving position and an unlocking position, in the normal driving position, the first connecting pin and the second connecting pin are clamped in the first sliding channel and the second sliding channel, respectively, and in the unlocking position, the base rotates around the second connecting pin to a position where the first connecting pin slides out of the first sliding channel, while the second side surface and the second portion of the sidewall remains pressing against the second connecting pin, so as to prevent the second connecting pin from disengaging from the second sliding channel.
ASSA ABLOY Entrance Systems AB has developed an emergency opening structure for a revolving door and a revolving door assembly, the emergency opening structure is connected with a first connecting pin and a second connecting pin on a driving shaft of the revolving door, and includes: a slider assembly having a first side surface and a second side surface opposite to each other; and a base having a sidewall, wherein the slider assembly is disposed on the inner side of the sidewall and is configured to move relative to the base, a first sliding channel is formed between a first portion of the sidewall and the first side surface for accommodating the first connecting pin, and a second sliding channel is formed between a second portion of the sidewall and the second side surface for accommodating the second connecting pin, wherein the emergency opening structure has a normal driving position and an unlocking position, in the normal driving position, the first connecting pin and the second connecting pin are clamped in the first sliding channel and the second sliding channel, respectively, and in the unlocking position, the base rotates around the second connecting pin to a position where the first connecting pin slides out of the first sliding channel, while the second side surface and the second portion of the sidewall remains pressing against the second connecting pin, so as to prevent the second connecting pin from disengaging from the second sliding channel.
EMERGENCY OPENING STRUCTURE FOR REVOLVING DOOR AND REVOLVING DOOR ASSEMBLY
NOTÖFFNUNGSSTRUKTUR FÜR DREHTÜR UND DREHTÜRANORDNUNG
STRUCTURE D'OUVERTURE D'URGENCE POUR PORTE TOURNANTE ET ENSEMBLE PORTE TOURNANTE
QI MARTIN (author)
2025-03-26
Patent
Electronic Resource
English
IPC:
E05D
Scharniere oder andere Aufhängevorrichtungen für Türen, Fenster oder Flügel
,
HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS, OR WINGS
EMERGENCY OPENING STRUCTURE FOR REVOLVING DOOR AND REVOLVING DOOR ASSEMBLY
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