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A platform for research: civil engineering, architecture and urbanism
Limiting base for lockpin of aircraft cabin door
The invention discloses a limiting base for a lockpin of an aircraft cabin door. The limiting base comprises a tooth-type gasket and an assembly base; the limiting base is fixed on a cabin door frame of an airframe; the tooth-type gasket is of a rigid square-shaped structure; the upper surface of the tooth-type gasket is provided with tooth-type grooves; the assembly base is of a rigid structure consisting of a planar base, two convex lugs and reinforcing ribs; the lower surface of the planar base is provided with tooth-type grooves corresponding to the tooth-type grooves on the upper surface of the bottom plate; oblong holes and lightening holes corresponding to fixing holes in the tooth-type gasket are also formed in the planar base; two groups of parallel connection holes are formed in the two lugs; two rollers are arranged between connection holes in the two lugs through central rolling shafts of the two rollers; and the rollers are in clearance fit with the central rolling shafts and can freely rotate.
Limiting base for lockpin of aircraft cabin door
The invention discloses a limiting base for a lockpin of an aircraft cabin door. The limiting base comprises a tooth-type gasket and an assembly base; the limiting base is fixed on a cabin door frame of an airframe; the tooth-type gasket is of a rigid square-shaped structure; the upper surface of the tooth-type gasket is provided with tooth-type grooves; the assembly base is of a rigid structure consisting of a planar base, two convex lugs and reinforcing ribs; the lower surface of the planar base is provided with tooth-type grooves corresponding to the tooth-type grooves on the upper surface of the bottom plate; oblong holes and lightening holes corresponding to fixing holes in the tooth-type gasket are also formed in the planar base; two groups of parallel connection holes are formed in the two lugs; two rollers are arranged between connection holes in the two lugs through central rolling shafts of the two rollers; and the rollers are in clearance fit with the central rolling shafts and can freely rotate.
Limiting base for lockpin of aircraft cabin door
LI JUNQIANG (author) / LI WANLI (author) / LI ZIXUAN (author) / ZHENG YONGGANG (author) / LIU QIUE (author)
2016-02-03
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
Cabin door locking device, aircraft or spacecraft cabin door and aircraft or spacecraft
| European Patent Office | 2024