Road-sweeping brush applicable to road-sweeping vehicle

The invention discloses a road-sweeping brush applicable to a road-sweeping vehicle. The road-sweeping brush applicable to the road-sweeping vehicle comprises a fixed plate and a road-sweeping brush body. A through hole is formed in the top of the road-sweeping brush body. A strip-shaped hole is formed in one side of the through hole. The center of one end of the strip-shaped hole coincides with the center of the road-sweeping brush body. A U-shaped fork is welded to one side of the fixed plate. An installing plate is connected inside the U-shaped fork in a pinned manner through a hinge pin. Arotary shaft is rotatably installed in the installing plate. A second spring is fixedly connected inside a spring groove. A steel ball is welded to one end of the second spring. The steel ball is movably connected to a ball socket. The ball socket is formed in the top of the road-sweeping brush body. A limiting block is welded to the lower side of one end of the installing plate. According to theroad-sweeping brush appli