A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Automatic door closing hinge
The invention discloses an automatic door closing hinge which comprises a square secondary hinge and a C-shaped primary hinge, the square secondary hinge and the C-shaped primary hinge are connected together through a pin shaft, the upper end and the lower end of the pin shaft are fixedly connected with the free end of the primary hinge through pins respectively, and a V-shaped groove is milled in the lower portion of the pin shaft from bottom to top. And the sub-hinge is provided with a shaft sleeve sleeved on the pin shaft, a rectangular bulge is arranged on the inner wall of the lower part of the shaft sleeve, and the rectangular bulge is matched with the V-shaped groove.
本发明公开了一种自动关门合页，包括呈方形的子合页和呈C形的母合页，二者之间通过销轴连接在一起，所述的销轴上下端分别通过销钉与母合页的自由端固接在一起，所述的销轴下部由下往上铣削加工有一个V型槽，所述的子合页具有一个套装在所述销轴上的轴套，该轴套的下部内壁上具有一个矩形凸起，该矩形凸起与所述的V型槽相配合。
Automatic door closing hinge
The invention discloses an automatic door closing hinge which comprises a square secondary hinge and a C-shaped primary hinge, the square secondary hinge and the C-shaped primary hinge are connected together through a pin shaft, the upper end and the lower end of the pin shaft are fixedly connected with the free end of the primary hinge through pins respectively, and a V-shaped groove is milled in the lower portion of the pin shaft from bottom to top. And the sub-hinge is provided with a shaft sleeve sleeved on the pin shaft, a rectangular bulge is arranged on the inner wall of the lower part of the shaft sleeve, and the rectangular bulge is matched with the V-shaped groove.
本发明公开了一种自动关门合页，包括呈方形的子合页和呈C形的母合页，二者之间通过销轴连接在一起，所述的销轴上下端分别通过销钉与母合页的自由端固接在一起，所述的销轴下部由下往上铣削加工有一个V型槽，所述的子合页具有一个套装在所述销轴上的轴套，该轴套的下部内壁上具有一个矩形凸起，该矩形凸起与所述的V型槽相配合。
Automatic door closing hinge
一种自动关门合页
CAO JUN (author) / LIU FANGRONG (author) / WU YIMIN (author)
2024-03-15
Patent
Electronic Resource
Chinese