A quick installation structure and construction method of civil air defense door

Abstract

The invention relates to a quick installation structure of a civil air defense door, comprising a door frame and a door leaf. The door frame includes a frame plate and a frame plate; One end of the L-shaped plate is fixed to the side wall of the frame plate close to the frame plate; one end of the fitting column is fixed to the side wall of the frame plate close to the frame plate, and the other end is upward L The vertical end of the shaped plate; one side of the door leaf is provided with a hinge part, and the hinge part includes a connecting block, a fitting block and a pressure block hinged with the door leaf, the side wall of the fitting block is flush with the connecting block, and the other One side wall is provided with a fitting groove; the clamping block is embedded between the fitting block and the vertical end of the L-shaped plate, and the pin passes through the L-shaped plate, the clamping block, the fitting block and penetrates into the fitting Inside the column; the top of the door leaf is flexibly connected with the upper side frame of the door frame, and the moving direction of the door leaf is set horizontally. It has the characteristics of high installation efficiency.

Description

technical field [0001] The invention relates to the technical field of civil air defense doors, in particular to a quick installation structure of civil air defense doors and a construction method thereof. Background technique [0002] The civil air defense door is the door of the entrance and exit of the civil protection project. The classification of the civil air defense door is relatively clear. The installation of the civil air defense door is usually divided into the installation of the door frame and the installation of the door leaf. The installation of the door frame is often completed with the building. After the concrete of the door frame wall reaches the strength, remove the door frame support, hang the door leaf, paint and perform safety inspection. In the above installation process, the door leaf must be installed when the wall where the door frame is located and the floor slab on the top of the door frame is not constructed, which interrupts the continuous po...

AI Technical Summary

Problems solved by technology

In addition, when installing the door leaf of the existing civil air defense door with the door frame, at least two people are usually required to cooperate. One person controls the moving direction of the door leaf so that the door leaf is in place, and the other person tightens the bolts so that the door leaf and the door frame are fixed, which is difficult to operate. , the installation efficiency is not high

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