Sealing device for platinum resistance thermometer of sulfur burning furnace

• Main Authors: CAO ZHI, YIN HAI, YANG YOUCAI
• Format: Patent
• Language: Chinese; English
• Published: 24.02.2023
• Subjects: BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; CONSUMING WASTE PRODUCTS BY COMBUSTION; CREMATION FURNACES; CYLINDERS; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MEASURING; MEASURING QUANTITY OF HEAT; MEASURING TEMPERATURE; MECHANICAL ENGINEERING; PHYSICS; PISTONS; SEALINGS; TESTING; THERMAL INSULATION IN GENERAL; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR; WEAPONS

The utility model discloses a platinum resistance thermometer sealing device of a sulfur burning furnace, which comprises a sealing lower body seat connected with the sulfur burning furnace, a sealing upper body seat arranged on the sealing lower body seat, a pipeline arranged in the sealing upper body seat and the sealing lower body seat, and a thermometer protection sleeve arranged in the pipeline, the sealing cavity is formed by the inner wall of the pipeline and the outer wall of the thermometer protection sleeve; an injection hole communicated with the pipeline is formed in the sealing upper body seat; an asbestos cord filling layer and an under-pressure leaking stoppage layer are sequentially arranged in the sealing cavity from bottom to top; and the thermometer protection sleeve penetrates through the pipeline and extends into the sulfur burning furnace. And the asbestos cord filling layer and the pressurized plugging layer are used for plugging leaked smoke and even eruption in the sulfur burning furn