Fabricated bathroom wallboard connecting structure

The utility model discloses an assembly type bathroom wallboard connecting structure, which belongs to the technical field of building decoration, and comprises a customized special-shaped opening metal square tube and two SMC wallboards, the customized special-shaped opening metal square tube is customized according to the connecting mode between the two SMC wallboards, and the two SMC wallboards are connected through the customized special-shaped opening metal square tube. A reinforcing rib used for fixing the customized special-shaped opening metal square pipe is integrally formed in the abutted seam position of the two SMC wallboards, a plastic waterproof pressing strip is fixedly connected between the two SMC wallboards, and when the SMC wallboards are connected in a right-angle mode or a flush-joint mode, the customized special-shaped opening metal square pipe is connected in an L shape or a [shape. The connecting structure is high in stability and reliable in waterproofness, the wallboards do not need