Reutilization device of indoor trim building waste and in-situ production decoration raw materials

The invention discloses a reutilization device of indoor trim building waste and in-situ production decoration raw materials. Decoration solid waste production aggregates, sand grains, recycled cementand other indoor trim raw materials can be treated indoors, solid waste outward transportation treatment can be reduced, in-situ recycling can be achieved, the waste can be used for decoration reconstruction again, and the waste conveying-out cost and the cost of buying and transporting aggregates, sand grains, recycled cement and other decoration raw materials can be reduced. The reutilization device comprises a first screening box, a second screening box, a crusher, a conveyor and a stirring box. A downwards-inclined filer screen is arranged in the first screening box. Multiple compressionsprings are arranged below the filter screen, and the upper ends and the lower ends of all the compression springs are fixed to the lower end face of the filter screen and the inner wall of the firstscreening box corresponding