Sewage pretreatment detection device

The utility model relates to the field of sewage detection, and discloses a sewage pretreatment detection device which comprises a detection box, a grip is arranged on one side of the detection box, a supporting seat is arranged on the other side of the detection box, and a display and an operation keyboard are arranged on one side of the grip on the detection box; a separation mechanism is arranged above the supporting seat and comprises a supporting table, a separation barrel and a gland, one end of the separation barrel is open, a filter screen plate is mounted at the bottom of the separation barrel, the supporting table is mounted on the supporting seat, the bottom of the separation barrel is detachably mounted on the supporting table, the gland and the separation barrel are correspondingly arranged, and the gland is connected with a driving mechanism; a detection mechanism is arranged below the supporting seat, a water receiving opening is formed in the center area of the supporting table and connected w