Linear screen for crushing system

The utility model discloses a linear screen for a crushing system. According to the technical scheme, the device is characterized by comprising a screen drum, a primary screening plate, an adjustablescreening plate and a collecting drum, the upper end of the screen drum is open; the lower end of the screen drum is provided with a conical discharge hole; a screening opening is formed in one side of the screen drum; the primary screening plate is obliquely arranged in the screen drum; the end, close to the screening opening, of the primary screening plate is lower than the end, away from the screening opening, of the primary screening plate. The end, close to the screening opening, of the primary screening plate is located in the middle of the screening opening. The screening opening is divided into two symmetrical parts through the primary screening plate; the adjustable screening plate is located below the primary screening plate, one end of the adjustable screening plate is connectedwith the lower end openin