High pressure resistant stifling storehouse door

The utility model provides a high pressure resistant stifling storehouse door, has door frame, the door body and door-hinge, the door frame is made by the steel sheet, installs on stifling storehouse, and its cross-section is inward triangle for both ends have, the door body is made by the steel sheet, through the door-hinge lock in the frame of the triangle evagination of door frame, the door body has a limit, strengthening rib, set bar and air powered pump, said door limit is made by the steel sheet, supports the whole door body, the both ends of each strengthening rib are each one, the one end transprotable of set bar spreads a limit, and the other end passes through the tube coupling air powered pump, the door-hinge has outer axle, interior axle and connecting rod, outer axle is fixed on stifling storehouse, interior axle is fixed in the middle part of the door is personally experienced sth. Part of the body, and the connecting rod divide into two from top to bottom, and interior and outer axle are connected to both ends pivoted respectively, this high pressure resistant stifling storehouse door, passing-through door thrust collar start the air powered pump on the door frame, promote the set bar and outwards move, and the top is at the edge of door frame evagination, and the outer fringe on the limit of door frame evagination is greater than the diameter of the one end of set bar far away to the distance of door frame, and the institute reach sealed effect, and strength is huge so that the door body sticiss on the door frame, is fit for the high pressure use