Prefabricated beam bottom supporting and adjusting structure

The utility model discloses a prefabricated beam bottom supporting and adjusting structure which comprises a supporting pedestal, a limiting groove is formed in the supporting pedestal and is of a through groove structure penetrating through the supporting pedestal, a supporting component is arranged below the supporting pedestal and comprises a supporting and adjusting mechanism and a supporting plate, and the supporting plate is arranged on the supporting pedestal. The supporting plate is arranged on the supporting adjusting mechanism, the supporting adjusting mechanism can adjust the horizontal height of the supporting plate and the inclination angle of the supporting plate relative to the horizontal plane, and when the supporting plate extends into the limiting groove, the supporting plate is in clearance fit with the limiting groove in the width direction. By adjusting the inclination angle of the supporting plate, the supporting device can be suitable for supporting the ends of precast beams of differen