Novel protective door sealing device

The utility model discloses a novel protective door sealing device, which relates to the technical field of protective doors and comprises a door frame, a second sealing ring is mounted at the top of the door frame, a second groove is formed in the inner side of the door frame, a rubber strip is mov...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LYU CUNLIANG, YAN XIGUO, FAN QUANJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES HEATING LADDERS LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a novel protective door sealing device, which relates to the technical field of protective doors and comprises a door frame, a second sealing ring is mounted at the top of the door frame, a second groove is formed in the inner side of the door frame, a rubber strip is movably connected to the inner side of the second groove, and a protective door body is connected to the outer side of the rubber strip. And the top end of the protective door body is connected with a limiting plate. According to the protective door, the second sealing ring, the sealing strip, the clamping strip and the clamping groove are arranged, the protective door body is moved downwards, the protective door body moves downwards on the inner side of the door frame through the rubber strip, the protective door body can be sleeved with the second sealing ring, it is ensured that the sealing performance of the upper portion of the protective door body is good, and in the downward moving process of the protective doo