Modular filter press

The modular filter press comprises a filter pressing module, the filter pressing module comprises a plurality of communicated filter pressing frames, each filter pressing frame comprises an upper top plate and a lower bottom plate which are fixedly connected through side plates, a partition plate is fixedly connected between the two side plates, and the outer side of the partition plate is wrapped with annular filter cloth in a sliding mode; a cleaning scraper is fixedly arranged on the outer side of the annular filter plate, a collecting tank communicated with the liquid collecting tank is formed in the side plate, a first control valve is fixedly arranged between the collecting tank and the liquid inlet channel, a second control valve is fixedly arranged between the collecting tank and the liquid outlet pipe, the liquid inlet channel is communicated with the mounting groove through a communicating groove, and the lower portion of the mounting groove is communicated with a sewage discharging channel. When th