Multi-layer filtering type bag-type dust collector capable of preventing wet caking

The invention relates to the technical field of dust removers, in particular to a multi-layer filtering type bag-type dust remover capable of preventing wet caking. A multi-layer filtering type bag-type dust collector capable of preventing wet caking comprises symmetrically-distributed supporting legs, the symmetrically-distributed supporting legs are fixedly connected with a shell, the shell is provided with a control terminal, an air inlet pipe and an air outlet pipe, the shell is fixedly connected with a pressure pump electrically connected with the control terminal, a fixing plate is fixedly connected in the shell, and the fixing plate is fixedly connected with the air inlet pipe and the air outlet pipe. The shell is internally provided with an air guide pipe located on the upper side of the fixing plate, the air guide pipe is communicated with the pressure pump, the air guide pipe is provided with exhaust nozzles distributed in a matrix mode, the fixing plate is fixedly connected with a baffle, and the s