Special yeast adding tank for producing craft beer

A special yeast adding tank for crafted beer production comprises a tank body located on the lower portion and a tank cover located on the upper portion, annular grooves are formed in the upper end face of the tank body and the lower end face of the tank cover, an O-shaped gasket is arranged between the tank body and the tank cover, and a small-diameter hard pipe and a large-diameter hard pipe are arranged in the tank cover. The large-diameter hard tube penetrates through the tank cover and extends to the bottom of the tank body, the small-diameter hard tube penetrates through the tank cover and extends upwards, the large-diameter hard tube is communicated with the venturi tube through a quick connector, and the venturi tube is connected with a pipeline. The problems that the adding process is tedious and bacteria are prone to infection are solved. And the yeast adding tank is simple in structure, convenient to process and low in cost. 一种精酿啤酒生产的专用酵母添加罐，包括位于下方的罐体和上方的罐盖，所述罐体上端面和罐盖下端面设置有环形凹槽，罐体和罐盖之间设置有O型垫圈，所述罐盖中