Heating device for preparing VOC adsorbent

The utility model discloses a heating device for VOC adsorbent preparation, which comprises a working kettle and a kettle cover, the outer wall of one side of the working kettle far away from the kettle cover is fixedly connected with heating equipment, a heating cavity is arranged in the working kettle, a heating plate is arranged in the heating cavity, the heating equipment is provided with a heating end, and the heating end is connected with the kettle cover. The end, away from the heating equipment, of the heating end penetrates through the working kettle and is fixedly connected to the heating plate, a fixing hole is formed in the kettle cover, a fixing pipe is fixedly connected to the inner wall of the fixing hole, a connecting pipe is fixedly connected to the end, close to the working kettle, of the fixing pipe, and a working pipe is fixedly connected to the outer wall of the connecting pipe; the working pipe is attached to the fixed pipe, and a first gear is fixedly connected to the side wall of the e