Negative pressure drying room sealing door

• Main Author: LI YAZHONG
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2023
• Subjects: CHECKS FOR WINGS; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; 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; KEYS; LADDERS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The utility model relates to a negative pressure drying room sealing door which comprises a door frame, a sliding door, a lifting assembly and a sealing assembly, a sliding groove matched with the sliding door is formed in the top of the door frame, the sliding door is arranged in the sliding groove in a penetrating mode, the lifting assembly is connected with the top of the sliding door, and the sealing assembly is arranged on the sliding door. When the negative-pressure drying room needs to be sealed in the actual using process of the negative-pressure drying room, the lifting assembly can be operated to drive the sliding door to slide and be closed on the sliding groove, the sealing protrusion is embedded into the sealing groove, and then the first liquid pump is operated to seal the negative-pressure drying room. A first liquid pump is used for guiding hydraulic oil in a first liquid box into a first expansion pipe through a first connecting pipe, then the first expansion pipe expands, and the first expan