Positive pressure type sealing structure of steam soot blower wall box

• Main Authors: WANG WEI, ZHU RUI, GENG XIAO, WANG BAO, WANG JIANMING, ZHOU LILI, HAN LEI, LIU CHUANHUAI, MENG DEBIAO, LI HUAN
• Format: Patent
• Language: Chinese; English
• Published: 20.09.2022
• Subjects: BLASTING; CYLINDERS; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; PISTONS; SEALINGS; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a steam soot blower wall box positive pressure type sealing structure which comprises a sealing structure body tightly connected to a steam soot blower in a sleeved mode, and the sealing structure body comprises a Haver type sealing box and a sealing ring arranged in the Haver type sealing box in a sleeved mode. An air sealing chamber for introducing compressed air is arranged in the Haver type sealing box, and a sealing air inlet communicated with the air sealing chamber is formed in the outer wall of the Haver type sealing box; the Haver type sealing box is in close fit with the sealing ring, and the inner ring of the sealing ring is in close contact with the outer pipe of the steam soot blower, so that sealing is completed. The sealing ring comprises a sealing ring body and a spring ring arranged on the sealing ring body in a sleeving mode, an annular containing groove is formed in the outer ring of the sealing ring body in the circumferential direction, and the spring ring is c