Building engineering design model display device

The utility model discloses a constructional engineering design model display device, relates to the field of constructional engineering design model display, and aims to solve the problems that a common constructional engineering design model is large in size, and an existing constructional engineering design model display device can only display the overall connection effect and cannot display connection details. A partition plate is fixedly connected to the top of the supporting frame, a fixing frame is fixedly arranged at the bottom end in the supporting frame, a hydraulic machine and a driving motor are installed at the bottom of the inner wall of the fixing frame, a hydraulic rod is connected to the output end of the hydraulic machine through a groove key, and a connecting rod is rotationally connected to the upper end of the hydraulic rod through a bearing. The lower end of the connecting rod is connected with a driven gear through a groove key, the output end of the driving motor is connected with a f