Medium/high-temperature solar heat collection tube type exhausting device
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The utility model relates to a medium/high-temperature solar heat collection tube type exhausting device, which comprises a bracket. A connecting conductive tool is fixedly arranged on the bracket, a medium/high-temperature solar heat collection tube is horizontally sleeved on the connecting conductive tool, and the two ends of a metal inner tube of the medium/high-temperature solar heat collection tube are contacted with the connecting conductive tool; an insulating tool is arranged outside the medium/high-temperature solar heat collection tube; a tail pipe of the medium/high-temperature solar heat collection tube is connected with a vacuum pumping system of a molecular pump; temperature measuring instruments are respectively arranged in the metal inner tube of the medium/high-temperature solar heat collection tube as well as between a glass outer tube of the medium/high-temperature solar heat collection tube and the external insulating tool, and the vacuum pumping system of the molecular pump, the temperature measuring instruments and the connecting conductive tool are respectively connected with a control system through circuits; and asbestos plugs are plugged in the openings at the two ends of the metal inner tube of the medium/high-temperature solar heat collection tube in a sealing way. The utility model has the advantages of quick exhausting, high safety, energy conservation and simple equipment.