Compact seawater filter with online cleaning function

A compact seawater filter with an online cleaning function comprises a shell assembly, a filter element assembly, a cleaning assembly and a pollution discharge assembly. The filter element assembly is installed in the shell assembly, the cleaning assembly is arranged in the filter element assembly in a matched mode and used for scraping and sweeping impurities attached to the inner wall face of the filter element assembly, and the pollution discharge assembly is installed at one end of the shell assembly and used for collecting and discharging impurities cleaned by the cleaning assembly. Compared with an existing filter, the compact seawater filter has the advantages that under the same overflowing flow, the compact seawater filter is more compact in structural size, lighter in weight and smaller in overflowing pressure drop, has a self-cleaning function and is good in maintainability, and the use scene and the application field of the seawater filter are widened. 一种具有在线清洗功能的紧凑型海水过滤器，包括壳体组件、滤芯组件、清扫组件和排污组件，滤芯组