Detector based on enrichment culture medium and good in adaptability

The utility model provides a detector based on an enrichment culture medium and good in adaptability. The detector comprises a machine body, a fixing sleeve and a universal clamping assembly, a mounting hole is formed in the upper side of the machine body, the fixing sleeve is located in the mounting hole and fixed to the machine body, a detection hole is formed in the fixing sleeve, the universal clamping assembly comprises a connecting disc and three elastic clamping jaws, and the connecting disc is located in the detection hole and fixed to the fixing sleeve. The elastic clamping jaws are contained in the detection holes, the first ends of the elastic clamping jaws are fixed to the connecting disc, the three elastic clamping jaws are evenly arranged in the circumferential direction of the connecting disc at intervals, a clamping area is defined by the three elastic clamping jaws jointly, and an abutting inclined face is formed on the side, close to the clamping area, of each elastic clamping jaw. The abutt