Anti-escape device for frog captivity

The utility model discloses an anti-escape device for frog captivity. The device comprises a plurality of groups of anti-escape devices, each set of anti-escape device is composed of a base and a fixing plate. A vertical reel is movably mounted on the top surface of the base; one end of the reel is fixedly connected with one end of the intercepting net; the intercepting net is wound on the reel; avertical rod is fixedly mounted on the top surface of the fixed plate; the other end of the intercepting net is fixedly connected with one side edge of a vertical rod, vertical supporting plates arefixedly installed on the top face of the base and the top face of the fixing plate respectively, first nuts are fixedly installed on the opposite faces of the two supporting plates respectively, a vertical first screw is arranged on each first nut in a matched mode, and a rolling wheel is movably installed at the bottom end of each first screw. The intercepting net for the culture pond is more convenient to enclose, frogs