Disguise door used in cooperation with civil defense door

Abstract

The invention discloses a disguise door used in cooperation with a civil defense door in order to solve the technical problem that in the prior art, defects exist during maintenance of a civil defense door. According to the technical scheme, the disguise door used in cooperation with the civil defense door comprises a door frame, civil defense door leaves and disguise door leaves; the civil defense leaves are rotatably arranged on the door frame with the rotation angle being 0-90 degrees; and the disguise door leaves are rotatably arranged on the door frame with the rotation angle being 0-270 degrees. The disguise door used in cooperation with the civil defense door has the advantage that the disguise door is additionally arranged on the civil defense door, and the defects during maintenance of the civil defense door are effectively overcome accordingly.

Description

technical field [0001] The invention relates to the field of civil defense doors, in particular to a camouflage door used in conjunction with civil defense doors. Background technique [0002] At present, some existing civil air defense doors are usually fixed in the open position. When the civil air defense doors are overhauled, there is no decorative layer outside, which will completely expose the maintenance site and affect the maintenance site. At the same time, the civil air defense door is made of steel plate, but due to the defects of the steel plate itself, such as: the surface is easy to wear, the strength is low, the service life is short, and the oxidation resistance is poor, rust will occur for a long time, which not only affects the appearance, but also destroys the structural strength , reduce service life, etc. Contents of the invention [0003] The technical problem to be solved by the present invention is: aiming at the defects of the prior art civil air ...

AI Technical Summary

Problems solved by technology

[0002] At present, some existing civil air defense doors are usually fixed in the open position. When the civil air defense doors are overhauled, there is no decorative layer on the outside, which will completely expose the maintenance site and affect the maintenance site.

At the same time, the civil air defense door is made of steel plate, but due to the defects of the steel plate itself, such as: the surface is easy to wear, the strength is low, the service life is short, and the oxidation resistance is poor, rust will occur for a long time, which not only affects the appearance, but also destroys the structural strength , reduce service life, etc.

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