Mixer truck for building construction

The invention relates to the technical field of building construction, and discloses a mixer truck for building construction. The mixer truck comprises a locomotive base, moving wheels, a mixing cavity, a feeding port and a discharging port. A set of power cavity is formed in the left side in the mixing cavity through a vertical partition plate, a transverse sliding groove is formed in the middle of a transverse partition plate, a set of sliding block is fixedly installed in the sliding groove, a set of moving block of an L-shaped structure is fixedly installed at the top of the sliding block, and a set of rectangular connecting block is fixedly installed in the middle of the left side wall of the moving block. A ball is connected in the upper side of the connecting block in a rolling manner, a set of first inclined connecting rod is rotatably connected to the top of the ball, a set of sleeve pipe is fixedly connected to the top end of the first connecting rod, and a set of second inclined connecting rod with