Sulfur scraping device applied to operation of well testing steel wire for ultradeep high-sulfur gas well

The invention relates to the technical field of a device used for removing sulfur impurities from a well testing steel wire and discloses a sulfur scraping device applied to operation of a well testing steel wire for an ultradeep high-sulfur gas well. The sulfur scraping device comprises a housing, a sulfur scraping part, sulfur scraping grooves, a discharging tray and a positioning part; the sulfur scraping part is arranged inside the housing; the surface of the housing is provided with mutually-symmetric sulfur scraping grooves; the discharging tray is in threaded connection with one end ofthe housing and pushes against the sulfur scraping part which is arranged inside the housing so that the sulfur scraping part is fixedly arranged inside the housing; the discharging tray is further provided with discharging grooves which correspond to the sulfur scraping grooves one by one; the discharging grooves are used for discharging the impurities scraped by the sulfur scraping part; the housing, the sulfur scraping