Device for improving reaction yield of propane dehydrogenation product

The utility model discloses a device for improving the reaction yield of propane dehydrogenation products. The device comprises a feed pipe, a reaction kettle arranged at the tail end of the feed pipe, and a secondary reaction tank arranged on the side surface of the reaction kettle, groove structures are arranged on the surfaces of the fan blades, the fan blades are filled with catalysts, the three layers of fan blades and the adjacent fan blades are fixedly installed on the side face of the rotating rod in a position and angle staggered mode, the transmission fan is fixedly connected with the kettle body and installed at the position close to the top of the kettle body, and the conveying pipe is installed at the top of the kettle body. Raw materials to be processed are input into the kettle body of the reaction kettle through the feeding pipe, the rotating rod is driven by the motor to rotate, the fan blades are driven by the rotating rod to rotate in the kettle body, so that raw material gas in the kettle