House building foundation pit anti-collapse supporting structure and construction method thereof

The invention relates to a house building foundation pit anti-sloughing supporting structure and a construction method thereof.The house building foundation pit anti-sloughing supporting structure comprises a supporting plate and a supporting structure, the supporting structure comprises a soft rubber mat and an abutting rod, the soft rubber mat longitudinally extends to the side wall, close to a foundation pit, of the supporting plate, and the abutting rod is movably connected to the side, away from the side wall of the foundation pit, of the supporting plate; a plurality of abutting grooves are longitudinally formed in the supporting plate at intervals, at least one abutting rod is arranged in the abutting grooves, the abutting rods are movably connected to the interiors of the corresponding abutting grooves, abut against the soft rubber mat and are tightly attached to the side wall of the foundation pit, and the abutting rods are positioned through fixing structures. The deformable soft rubber mat is fixed