Water layer management equipment for simple cultivation of rice

The invention relates to the technical field of rice cultivation equipment, and discloses rice light and simple cultivation water layer management equipment which comprises a control cross rod, a floating through opening is formed in the middle of the control cross rod, and two pipes of the control cross rod are provided with connecting pieces and fixedly connected with a rotary control device through the connecting pieces. An air bag ball is fixedly connected to the outer side of the rotary control device, an air outlet is formed in the outer side of the air bag ball, an inflation device is arranged at the top end of the air bag ball, a vertical rod is movably connected to the middle of a floating through opening in a sleeving mode, and a floating area is fixedly connected to the top end of the vertical rod. The air bag ball is utilized to drive the whole device to suspend on the water surface of the rice field, and the situation that soil at the bottom of equipment runs off, and consequently the equipment t