Preparation device and use method of efficient organic fertilizer

The invention discloses a high-efficiency organic fertilizer preparation device and a use method, and relates to the technical field of organic fertilizer preparation, the high-efficiency organic fertilizer preparation device comprises a fermentation tank, a gas distribution pipe, a gas head, a lifting plug and a positioning rod, one side of the fermentation tank is provided with a gas pump, the gas pump is communicated with the outside, and the other end of the gas pump is communicated with one end of a communicating pipe; the air distributing pipe is connected with the air head, external air is pumped into the communicating pipe through the air pump, so that the communicating pipe can pump the air into the air head, part of the air in the air head enters the air distributing pipe through a hole groove in the bottom of the air distributing pipe, and the air distributing pipe is communicated with the air distributing pipe. Air enters the air distribution pipe and then is discharged through fine micropores in