Plant extraction and separation device

The plant extraction and separation device comprises a box body and a filter part, an opening is formed in the top of the box body, a box cover is arranged at the opening and seals the opening, a limiting part is arranged between the box cover and the box body and limits the position of the box cover relative to the box body, the filter part comprises a filter screen, and the filter screen is arranged in the box body. The filter screen is horizontally arranged in the box body, the outer wall of the filter screen is connected with the inner wall of the box body, the filter screen is detachably connected to the box body, a mounting part is arranged between the filter screen and the box body, the mounting part limits the position of the filter screen relative to the box body, a discharging port is formed in the bottom of the box body, a control part is arranged at the discharging port, and the control part is connected with the box body. The control piece controls opening and closing of the discharging opening.