Rapid gas chromatograph with open type probe assembly

The utility model discloses a rapid gas chromatograph with an open type probe assembly. The rapid gas chromatograph comprises an open type probe module assembly, a constant temperature thermal conductivity cell, a short capillary chromatographic column, a mass spectrometry detector, a low thermal mass tube heater, a power supply, a first electronic contact, a second electronic contact, an interface element and a sample injector; the open type probe module assembly comprises an open type probe subsystem, an opening, a heater, an inert gas inlet and an input terminal; a sample is guided into the open type probe subsystem by the opening; the heater is arranged outside the open type probe subsystem to heat the open type probe subsystem; the open type probe subsystem comprises a built-in inert pad for preventing an inert gas from leaking which is attached to the inert gas inlet; the upper end of the short capillary chromatographic column is connected with the low thermal mass tube heater with the input terminal being guided with the interface element, and the lower end of the short capillary chromatographic column is connected to a mass spectrometer; the low thermal mass tube heater is heated by the power supply through the first electronic contact and the second electronic contact; and the sample injector is positioned on the constant temperature thermal conductivity cell.