Energy-saving device of laboratory cooling system

The utility model belongs to the technical field of cooling systems, particularly relates to an energy-saving device of a laboratory cooling system, and aims to solve the problems that a large amount of water vapor is brought out and tap water needs to be continuously supplemented in the running process of an existing fan except for consuming own electric energy. In order to solve the problems of water waste, resource waste and electric energy caused by long-term operation, the utility model provides the following scheme: the cooling device comprises a water tank and a cooling tower, a temperature sensor is arranged in the cooling tower, an intelligent temperature control meter is connected to the temperature sensor, a fan mechanism is arranged in the cooling tower, and a plurality of supporting rods are mounted on the outer side of the fan mechanism; a plurality of fixing mechanisms are installed on the inner wall of the cooling tower and matched with the supporting rods, stabilizing rods are installed at th