Device for improving flame stability of flame atomic absorption spectrophotometer

The utility model discloses a device for improving the flame stability of a flame atomic absorption spectrophotometer, which comprises a connecting pipe, the connecting pipe is connected with a flamenozzle, the connecting pipe and the flame nozzle are connected with a connecting mechanism, the side walls of the flame nozzle are respectively provided with a first mounting cavity which is annularlyarranged, and the first mounting cavities are provided with a second mounting cavity. A heat conduction ring is fixedly connected to the inner side wall of the first mounting cavity, a heat absorption mechanism and a heat conduction mechanism are arranged on the side wall of the flame nozzle, external threads are formed in the outer side wall of the end of the connecting pipe, internal threads matched with the external threads are formed in the inner side wall of the flame nozzle, and the connecting pipe is in threaded connection with the flame nozzle. And the connecting mechanism comprises arotating ring rotationally