Self-cleaning type water surface floating garbage collection device

The invention provides a self-cleaning type water surface floating garbage collection device, and relates to the field of water surface garbage collection and water environment treatment. The self-cleaning type water surface floating garbage collection device comprises an open bin and a floating body which is arranged on the outer side of the open bin, wherein the open bin is internally provided with a garbage filter structure; a water inlet, the edge of which is lower than the water surface during the using, is formed in the upper part of the open bin; a drainage pipeline is arranged at the lower part of the open bin; a pump for pumping water is connected on the drainage pipeline in series; a water return pipeline communicated with the inner part of the open bin is arranged at the water outlet end of the pump; a garbage collection bin is arranged on the outer side of the open bin; the feeding port of the garbage collection bin is formed in the side wall of the open bin; the feeding port is communicated with