Convenient-to-replace filtering device for water heat exchanger

The utility model discloses a convenient-to-replace filtering device for a water heat exchanger, which comprises a filtering device at the upper part of a water tank, the filtering device is uniformly provided with fan-ring-shaped filtering grooves, clamping blocks are arranged in fixing grooves at the outer edges of the filtering grooves, and the adjacent filtering grooves are connected through mounting strips. The side wall of the mounting strip is provided with a clamping groove matched with the clamping block and a fixing block matched with the fixing groove, the top of the mounting strip is provided with a positioning block matched with a positioning groove in the tail end of the side wall of the water inlet pipe, and the bottom of the filtering groove is connected with a positioning seat on the side wall of the water tank; and a filter ring matched with the bottom of the filter tank is arranged in the middle of the positioning seat. According to the convenient-to-replace filtering device for the water h