Spiral water inlet type filter

The utility model discloses a spiral water inlet type filter which comprises a filter main body, the filter main body comprises a shell and a filter element, a cylindrical filter cavity is formed in the shell, and the filter element is arranged in the filter cavity and is in a cylindrical shape coaxial with the filter cavity. The water outlet cavity is located in the center of the filter element, the water inlet cavity is located on the periphery of the filter element, the shell is provided with a filter cavity water outlet communicated with the water outlet cavity and a filter cavity water inlet communicated with the top end of the water inlet cavity, and the filter cavity water inlet is obliquely arranged. Water flow entering the water inlet cavity from the water inlet of the filter cavity spirally downwards along the periphery of the filter element. According to the utility model, impurities adhered to the filter element can be slowed down. 本实用新型公开一种螺旋进水式过滤器，包括过滤器主体，过滤器主体包括壳体和滤芯，壳体内形成有圆柱形的过滤腔，滤芯设置在过滤腔内，呈与过