Filter tank for water treatment

The utility model provides a filter tank for water treatment, which comprises a filter tank body, a water inlet pipe is arranged at the upper part of the filter tank body, a water outlet pipe is arranged at the bottom of the filter tank body, a filter material layer, a supporting layer and a filter brick layer are sequentially arranged at the bottom in the filter tank body from top to bottom, and the filter brick layer is formed by laying filter bricks. And a backwashing mechanism is mounted at the bottom of the filter brick layer. According to the filter tank for water treatment, the filter brick layer enables the filter tank to distribute air and water more uniformly, the backwashing frequency of the filter tank is lower, the filtering efficiency of the filter tank is improved, the backwashing mechanism can disperse backwashing air, backwashing is uniform, and leaked material accumulation can be avoided. 本实用新型提供了一种用于水处理的滤池，包括滤池箱体，所述滤池箱体上部设置有进水管，所述滤池箱体底部设置有出水管，所述滤池箱体的池内底部从上至下依次设置有滤料层、承托层和由滤砖铺设而成的滤砖层，所述滤砖层底部安