Hydrology and water resource detection test box

The utility model discloses a hydrology and water resource detection test box, which relates to the technical field of detection boxes and comprises a body, a filter bin is arranged at the upper end of the body, a display screen is arranged at the upper end of the body and positioned on one side of the filter bin, and a fixing mechanism is arranged on the inner wall of the filter bin. And a rotating mechanism is arranged on the inner wall of the fixing mechanism. By arranging the fixing mechanism, the function of conveniently taking out the filter screen is achieved, a small block at the upper end of a rotating blade seat is rotated, the rotating blade seat rotates to enable a fixing block to rotate, a rotating block rotates through a second rotating groove, and an arc block is pushed to pass through a first rotating groove while the fixing block rotates; the rotating block is located at the included angle position of the moving groove and the second rotating groove, the arc block loses sealing of the clampin