Raw dark green tea heating furnace

The utility model discloses a raw dark green tea heating furnace. The heating furnace comprises a heating furnace main body, an inner roller, an air heater, a motor and a gear ring, the device comprises a gear, a guide vane, an inlet bearing, an outlet bearing, a discharge cover, an exhaust pipe, a discharge port, a feed hopper, a connecting piece, a base and a support frame, the heating furnace is characterized in that an inner roller is arranged in the heating furnace main body; one end of the heating furnace main body is communicated with the feeding hopper; the two ends of the outer diameter of the inner roller are connected with the bottom wall of the heating furnace body through an inlet bearing and an outlet bearing respectively, the middle of the outer diameter of the inner rolleris sleeved with a gear ring in a close fit mode, the gear ring is meshed with a gear on a motor output shaft, and guide blades are arranged on the inner wall of the inner roller. According to the utility model, the raw dark g