Appliance for preventing escape of vector insects

The utility model provides an appliance for preventing vector insects from escaping, which is characterized in that support legs are arranged at four corners of the bottom surface of a cage, universal wheels are mounted on the support legs, cage channels respectively penetrating through the upper surface and the four side surfaces of the cage are arranged on the upper surface and the four side surfaces of the cage, and a mosquito net sheet is attached outside the cage. A top channel is formed in the middle of the mosquito net pieces arranged on the upper surface of the cage, the top channel corresponds to the cage channels located on the upper surface of the cage in a one-to-one mode, tightening pieces are arranged on the top channel, through holes are formed in the middle of the mosquito net pieces arranged on the four side faces of the cage, and the through holes correspond to the cage channels located on the four side faces of the cage in a one-to-one mode. Through hole annular zippers are arranged at the