Reusable precast assembled building fence wall

The utility model relates to an improvement on a temporary fence wall for buildings and the like, which is characterized in that: the fence wall comprises reinforced concrete precast cushion cap blocks, concrete sheets and columns with inserting grooves, wherein a connecting bolt or column inserting port is embedded in each reinforced concrete precast cushion cap block, and the bottom of each column with the inserting groove is provided with a connecting plate of holes corresponding bolts; and a lifting hole or lifting ring is arranged on the concrete sheet. Compared with the prior art, since the whole reinforced concrete sheet which is precast to be used as a wall surface, the vertical column with the inserting groove, and a concrete base are adopted to be assembled, the self cost is low, a concrete foundation is provided with the assembled connecting bolt or the inserting port, the assembly is simple, fast and flexible, other foundations are not needed, and the three members can be reused; the fence wall can be removed, moved and reused after completing the task, so construction waste is not generated, the environment is protected, and the problem of the existing building fence wall can be thoroughly solved. The precast concrete sheet has smooth surfaces, does not need further painting treatment, and can be used for decoration if needed.