Screen changer convenient to replace

The screen changer convenient to replace comprises a fixing plate, the top of the fixing plate is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with hydraulic rods, one end of each hydraulic rod is fixedly connected with a connecting plate, the top of the fixing plate is provided with a sliding groove, and the top of the fixing plate is provided with a sliding block. A sliding block is connected into the sliding groove in a sliding mode. The utility model relates to the technical field of screen changers. According to the screen changer convenient to replace, the filter sleeve which is annularly connected to the sliding arc block in the front-back direction in a sliding mode is taken down and replaced with a new filter sleeve, then automatic threaded fixing is conducted under driving of the motor frame, the new filter sleeve can be replaced, and during the period, dismounting and mounting in the filter sleeve replacement process are all automatically operated