Three -dimensional maintenance rack of reinforced concrete people's air defense door

The utility model discloses a three -dimensional maintenance rack of reinforced concrete people's air defense door, its technical scheme main points are including the support body, contradict in support body outlying knee wall, the support body includes vertical side arm in ground, connects the connecting rod of adjacent side arm, one side that the connecting rod deviates from knee wall is equipped with the shim of perpendicular to connecting rod, the shim is connected to on the connecting rod through the subassembly that slides, slide the spout of subassembly on being arranged in the connecting rod, be located the spacing end that the shim stretched into the spout, spacing serving wears to be equipped with the clench nail, the clench nail penetrates in the connecting rod. So set up, when spraying the people's air defense door, the people's air defense door is located between the shim on the connecting rod, and is just in time spacing by two adjacent shims, and it is approximate vertical in subaerial state to