Mute multi-drawer type fish tank filtering system

The utility model discloses a mute multi-drawer type fish tank filtering system. Water tank, a sound-proof and damp-proof cover is mounted at the top of one side of the water tank; a downpipe is arranged at the top of the sound-proof and damp-proof cover; a first drawer type water falling disc, a second drawer type water falling disc and a third drawer type water falling disc are sequentially arranged in the sound-proof and damp-proof cover from top to bottom; the direct fall of flowing water is reduced by additionally arranging the four layers of silencing plates, the water flow is guided and dispersed through the guide holes of the silencing plates, the impact force of the water flow is reduced, the silencing effect is achieved, meanwhile, the sealing degree of a sound-proof and damp-proof cover in the prior art is improved, and the effect of further reducing noise is achieved. Two layers of filter cotton and one layer of biochemical cotton are arranged; in the process of independently cleaning or replacing