Bag filter

The utility model relates to a bag type filter which comprises a shell, a sealing dismounting mechanism is arranged on the shell, the sealing dismounting mechanism comprises a liquid outlet pipe fixedly installed at the bottom of the shell, two fixed seats are fixedly installed at the top of the shell, a movable plate is slidably connected to the interior of the fixed seat on the left side, and the movable plate is fixedly connected to the bottom of the shell. A connecting rod penetrating through the fixing base is fixedly installed in the movable plate, a handle is fixedly installed at the bottom of the connecting rod, and a spring which is connected to the outer side of the connecting rod in a sleeving mode and fixedly connected with the inner wall of the fixing base is fixedly installed at the top of the movable plate. According to the bag type filter, through the arrangement of the sealing disassembly and assembly mechanism, the installation sealing degree of the filter bag can be improved under the mutua