Silt vibration screening device

The utility model provides a sediment vibration screening device which comprises a shell box body, a vibration screening box is arranged in the shell box body, a vibration motor is fixedly connected to the vibration screening box, the vibration screening box is elastically connected with the inner wall of the shell box body through an elastic assembly, and screening holes are formed in the bottom of the vibration screening box. The upper end of the shell box body is fixedly connected with a feeding hopper allowing materials to enter the vibrating screen box. The vibrating screen box is fixedly connected with a guide hopper extending out of the shell box body, and a screen box door is hinged to the end, away from the vibrating screen box, of the guide hopper. The shell box body is further fixedly connected with a slag guide groove located below the vibrating screen box, and falling silt falls into the slag guide groove when the vibrating screen box vibrates. A through frame allowing the guide hopper to penetra