Fuente: WIPO "processing tomato" The water storage tank for tomato sauce processing comprises a water storage tank body, the upper end face of the water storage tank body is communicated with a water inlet pipe, the upper end faces of a plurality of supporting blocks are movably connected with a filtering frame which is in sliding connection with the inner wall of the water inlet pipe, and the lower end of the interior of the filtering frame is fixedly connected with a containing net. A filter screen made of cellulose filter elements is placed on the upper end face of the placing screen, two fixing blocks distributed front and back are fixedly connected to the upper end face of the filter frame, and a pull ring is rotationally connected between the opposite side walls of the two fixing blocks. Water enters the water storage tank body through the filtering frame, the filtering net and the placing net, in the water adding process, impurities in the water are filtered out through the filtering net, after the filtering net is used for a period of time, the filtering frame is pulled out from the interior of the water inlet pipe by pulling the pull ring, the filtering net is conveniently replaced, and after replacement is finished, the filtering frame is placed into the water inlet pipe.