Hot air circulation oven for traditional Chinese medicinal materials

The utility model discloses a traditional Chinese medicine hot air circulation oven which comprises an oven body, the two sides of the oven body are of cavity structures, one side of the oven body isprovided with an air inlet cavity, and the other side of the oven body is provided with an air outlet cavity. A plurality of layers of independent drying chambers consisting of lower partition platesand upper partition plates are arranged in the drying oven body; the lower partition plate and the upper partition plate are of a cavity structure, a cavity in the lower partition plate is communicated with the air inlet cavity, an air outlet hole is formed in the upper portion of the lower partition plate, a cavity in the upper partition plate is communicated with the air exhaust cavity, and an air exhaust hole is formed in the lower portion of the upper partition plate. The air inlet cavity and the air outlet cavity are connected through a circulating pipe, and an air heater is arranged on the circulating pipe. The d