Drilling fluid vacuum filter box

The utility model relates to a drilling fluid vacuum filter box which comprises a filter box body and a vacuum pipeline, a vacuum filter disc is arranged at the upper end of the filter box body, and the vacuum filter disc is provided with filter disc meshes. The vacuum screening and filtering device has the advantages that the vacuum screening and filtering device is used for conducting solid-liquid separation on drilling fluid and pond sludge, the drilling cutting separation efficiency of the drilling fluid can be improved, the water content of a solid phase can be reduced, harmful gas and volatile matter can be sucked, environmental protection is facilitated, the structure of the vacuum filtering disc is optimized, and the vacuum screening and filtering effect is guaranteed. 本实用新型涉及一种钻井液真空过滤箱，包括过滤箱体和真空管道，在所述过滤箱体的上端设有真空过滤盘，所述真空过滤盘设有过滤盘网孔。本实用新型的有益效果是：采用真空筛分过滤装置对钻井液、河塘淤泥进行固液分离，可提高钻井液的钻屑分离效率，降低固相的含水率，并抽吸有害气体和挥发物，有利于环境保护，优化了真空过滤盘的结构，保证了真空筛分过滤的效果。