Drawing demonstration device for engineering cost budget analysis

The utility model discloses a drawing demonstration device for engineering cost budget analysis, which comprises a chassis support, side cross bars connected to two sides of the chassis support, bottom slots arranged between the side cross bars and the chassis support, universal wheels arranged at the bottom of the chassis support, and a main demonstration board arranged on the chassis support, handles are symmetrically installed on the two sides of the main demonstration board, drawing storage racks and lower-layer white boards are symmetrically arranged on the front side and the rear side of the main demonstration board, the lower-layer white boards are connected to the main demonstration board, a top inserting groove is formed in the top end of the main demonstration board, and an upper-layer white board is arranged in the top inserting groove. According to the drawing demonstration device for engineering cost budget analysis, drawings can be conveniently, accurately and quickly classified and displayed, t