A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a public washroom door locking device which comprises an inner handle, an outer handle, a display window, a locking structure, wherein the inner handle and the outer handle are connected with a door plate through a rotating shaft, the display window is arranged on the outer end surface of the outer handle, a locking shifting fork is arranged on the rotating shaft close to the inner handle, an inner bearing seat is arranged between the shifting fork and the door plate, an outer bearing seat is arranged on one side, close to the door plate, of the outer handle, the inner bearing seat and the outer bearing seat are fixedly connected with the door plate, a bearing I is arranged on the inner bearing seat, a bearing II is arranged on the outer bearing seat, the inner handle is connected with a connecting plate, the connecting plate, the bearing I and the bearing II are connected through the rotating shaft, the locking shifting fork is emptily sheathed on the rotating shaft, a display panel is arranged on the outer end, close to the outer handle, of the rotating shaft, a red layer and a green layer are respectively arranged on the left side and the right side of the display panel, and a transparent layer is arranged on the display window; a semicircular opening groove is formed in the upper part of the inner handle and matched with the locking shifting fork. The public washroom door locking device is smooth, stable safe and firm and durable.
The invention discloses a public washroom door locking device which comprises an inner handle, an outer handle, a display window, a locking structure, wherein the inner handle and the outer handle are connected with a door plate through a rotating shaft, the display window is arranged on the outer end surface of the outer handle, a locking shifting fork is arranged on the rotating shaft close to the inner handle, an inner bearing seat is arranged between the shifting fork and the door plate, an outer bearing seat is arranged on one side, close to the door plate, of the outer handle, the inner bearing seat and the outer bearing seat are fixedly connected with the door plate, a bearing I is arranged on the inner bearing seat, a bearing II is arranged on the outer bearing seat, the inner handle is connected with a connecting plate, the connecting plate, the bearing I and the bearing II are connected through the rotating shaft, the locking shifting fork is emptily sheathed on the rotating shaft, a display panel is arranged on the outer end, close to the outer handle, of the rotating shaft, a red layer and a green layer are respectively arranged on the left side and the right side of the display panel, and a transparent layer is arranged on the display window; a semicircular opening groove is formed in the upper part of the inner handle and matched with the locking shifting fork. The public washroom door locking device is smooth, stable safe and firm and durable.
Public washroom door locking device
WEI DEMIN (author)
2015-05-20
Patent
Electronic Resource
English
IPC:
E05C
Riegel oder Feststellvorrichtungen für Flügel, insbesondere für Türen oder Fenster
,
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
Locking door handle for single-user washroom and latch therefor
| European Patent Office | 2024