Novel high-temperature centrifugal pump mechanical seal automatic flushing device

The utility model discloses a novel high-temperature centrifugal pump mechanical seal automatic flushing device which comprises a high-temperature centrifugal pump body, the outlet end of the high-temperature centrifugal pump body is connected with one end of a flushing pipe, and the other end of the flushing pipe is connected with the medium input end of a cooler through an electromagnetic valve and a tubular filter in sequence. The medium output end of the cooler is connected to a mechanical sealing piece of the high-temperature centrifugal pump through a stop valve, and a cooling water inlet and a cooling water outlet are formed in the cooler; a temperature gauge and a pressure gauge are arranged on a medium output end pipeline of the cooler; and the electromagnetic valve is electrically connected with a power supply through the temperature gauge. The device is reasonable in design, simple in structure, reliable in action and high in practicability. According to the automatic flushing device, the flushing