Strong loquat extract filter system and use method thereof

The invention provides a strong loquat extract filter system and a use method thereof. The filter system includes a material tank for a heat exchanger, a security filter, a film filter, a cleaning tank and a clear liquid tank; a reagent liquid outlet of the heat exchanger is connected to a material feed port on the upper part of the material tank; a material reflux port of the upper part of the material tank is connected with a heavy liquid outlet of the film filter; the material feed port is connected with the reagent liquid outlet of the heat exchanger; a material discharge port is connectedwith the security filter through a pressurizing device; the security filter is connected with a material inlet of the film filter; a clear liquid outlet at the top of the film filter is connected with a clear liquid flow-in port of the clear liquid tank and a cleaning inlet of the cleaning tank; the material inlet at the bottom of the film filter is connected with a liquid outlet of a centrifugalpump; valves are arranged