Metal-ceramic electrothermal evaporation mercury detector

• Main Authors: QIAN YONGZHONG, LIU JIXIN, LYU ZHAOHUI, MAO XUEFEI
• Format: Patent
• Language: Chinese; English
• Published: 21.10.2022
• Subjects: ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model provides a metal-ceramic electrothermal evaporation mercury analyzer, which comprises an electrothermal evaporation device, a catalytic pyrolyzing furnace and an atomic spectrum detector, the lower end of the catalytic pyrolyzing furnace is provided with an inlet, the upper end of the catalytic pyrolyzing furnace is provided with an outlet, and the electrothermal evaporation device is connected with the inlet of the catalytic pyrolyzing furnace. An inlet of the atomic spectrum detector is connected with an outlet of the catalytic pyrolysis furnace, and the atomic spectrum detector is used for detecting the mercury content in the sample; the electric heating evaporation device comprises a metal-ceramic heating cup and a sealed silica gel base, the sealed silica gel base is in sealed connection with an inlet of the catalytic pyrolysis furnace, the ceramic heating cup is arranged above the sealed silica gel base and located in the catalytic pyrolysis furnace, an air inlet pipe is vertically arr