Enclosure type water test system

The invention provides an enclosure type water test system which comprises a floating barrel and a carrier plate, and the floating barrel is installed at the bottom of the carrier plate and used for enabling the carrier plate to float on the water surface. The system further comprises supporting columns, the bottom ends of the supporting columns are used for being inserted into the lake bottom, the supporting columns are fixedly connected with the carrying plates, and the multiple carrying plates form a square-shaped water test platform. A square-shaped abutting piece is installed on the surface of the waterproof cloth, a locking device is installed on the supporting column, and the waterproof cloth is connected with the locking device through the square-shaped abutting piece. The floating barrel mounted at the bottom of the carrier plate can enable the carrier plate to float on the water surface, a user can step on the carrier plate to perform a water test, the supporting column is fixedly connected with the