Non pressure air door with its unique advantages, mainly used in the mine into the back lane and the main return air roadway between each connection, is widely used in the coal industry. Non pressure air door installation steps you know? The following small sums up two installation steps for you, the detailed information is as follows:
A groove, dig a base across the track (width 400mm, depth 300mm). The bottom beam is split into two parts, respectively, through the track, butt tightened, adjust the bottom beam and two vertical and horizontal rail, bottom beam, and the track center concentric center. Tighten the connecting rail and the bottom plate beam, solid support pad under the beam interval, and the bottom beam with cement pouring.
Two, non pressure air door in Tiananmen Square, first take a label is the same with the bottom beam of the door and door frames, the vertical lift head and placed a corresponding bottom beam, the vertical beam at the bottom of the door mat, vertical. Connect, tighten the bolts, according to the frame top hole and the top beam will tighten, tighten the same triangular splint, method of installing another door.
