Water leakage monitoring device for air cooler in wind tunnel

The invention provides a water leakage monitoring device for an air cooler in a wind tunnel, and belongs to the technical field of hydropower stations. According to the technical scheme, the device comprises a water receiving tank arranged below the air cooler, a water leakage sensor arranged in the water receiving tank and a fixing structure for fixing the water leakage sensor; the fixing structure comprises a circular pressing block, a semicircular top plate and a semicircular side plate arranged on the edge of the semicircular top plate; a screw is arranged on the semicircular top plate ina threaded connection mode; a blind hole matched with the screw is formed in the upper end face of the circular pressing block; the circular pressing block presses the water leakage sensor and is fixed through the screw; the air cooler is connected with a cooling water supply pipe through a telescopic joint; the telescopic joint is sleeved with a water receiving cover; the water receiving cover isformed by splicing an upp