Field sampling combination box for detecting epidemic diseases of aquatic animals

The utility model discloses a field sampling combination box for aquatic animal epidemic disease detection, which comprises a combination box body and a support mechanism, the support mechanism comprises a support frame, a thick support leg, a thick telescopic leg, a thin telescopic leg and a thin support leg, the support frame is connected with the bottom of the combination box body, and the support frame is connected with the bottom of the combination box body. The thick supporting legs and the thin supporting legs are arranged on the two opposite sides of the supporting frame, the top ends of the thick supporting legs are rotationally connected with the supporting frame through thick locking bolts, the top ends of the thick telescopic legs are located in the thick supporting legs, and the bottom ends of the thick telescopic legs extend to the outer sides of the thick supporting legs; the top ends of the thin supporting legs are rotationally connected with the supporting frame through thin locking bolts, th