Connecting joint of support-free SP plate and composite shear wall

The utility model discloses a support-free SP plate and combined shear wall connecting node which comprises a combined shear wall and an SP plate, an assembling groove is formed in the combined shear wall, a bearing piece extending outwards to the lower surface of the SP plate is arranged in the assembling groove, the bearing piece comprises a vertical part connected with the end of the SP plate in a clamped mode and a horizontal part making contact with the bottom of the SP plate, and the vertical part is connected with the vertical part in a clamped mode. The combined shear wall is provided with a supporting piece abutting against the lower surface of the bearing piece. According to the connection node, the combined connection mode of the bearing piece and the supporting piece is adopted, a supporting platform for combined connection reinforcement can be provided for the combined shear wall and the SP plate, the stability of the connection node is improved, and meanwhile the mutual restraining effect of the