Solid and liquid separation device

A solid and liquid separation device, comprising:

• a housing, including a filter net layer for dividing said housing into an upper space and a lower space, said upper space of said housing provided with a water inlet pipe for introducing waste water to be treated, said lower space located under said filter net layer capable of collecting water liquid, said lower space of said housing having a wall provided with a water outlet for drawing out liquid that has been treated and separated;
• a conveying assembly, mounted in said housing located above said filter net layer, and including two rotation shafts co-operating with two drive members, a plurality of connecting rods mounted between said two drive members, each connecting rod including a scraper and a brush, said scraper capable of contacting said filter net layer for driving solids toward a terminal, said brush capable of removing solids attached on said filter net layer;
• a squeeze assembly, including a cylinder for supporting solids falling from said housing, said cylinder provided with a threaded rod that is driven to rotate by a power member, said rotating threaded rod capable of outputting said solids toward an outlet;
• and
• a liquid spraying assembly, including a water pumping member for delivering water liquid through a conveying pipe to be sprayed toward a bottom of said filter net layer through a plurality of nozzles.