The invention discloses a split cleanable electric power communication cable insect prevention plugging device which comprises a sealing device, a second connecting pipe, a third connecting pipe and apushing block. The sealing device comprises a first connecting pipe, a cable fixing device and a first connecting block, the cable fixing device is arranged at one end of the first connecting pipe, the first connecting pipe is arranged at the other end of the first connecting pipe, the second connecting pipe is provided with a first connecting groove, a cleaning ring, the push block, a deinsectization device, a positioning pipe and a second connecting block, the first connecting groove is formed in one end of the second connecting pipe, the second connecting block is arranged at the other endof the second connecting pipe, the cleaning ring and the push block are arranged in the deinsectization device, the deinsectization device is arranged in the second connecting pipe, a second clampinggroove is formed in one end of the third connecting pipe, at least two fixing grooves are formed in the inner wall of the third connecting pipe, the first connecting pipe and the second connecting pipe are connected with the first connecting groove through the first connecting block, and the second connecting pipe and the third connecting pipe are connected with a second connecting groove throughthe second connecting block. The plugging device is used for plugging and termite prevention of inlet cables of various cabinets.