Small tuyere sleeve

• Main Authors: FAN JINYAN, ZHAO DONGHUO, HUANG JUNJIE, LIU DONGDONG, HUO JIXIANG, LIU SHANGJING
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2023
• Subjects: CHEMISTRY; MANUFACTURE OF IRON OR STEEL; METALLURGY; METALLURGY OF IRON

The utility model relates to a tuyere small sleeve, which comprises a sleeve main body, which comprises a first cooling water inlet, a first cooling water outlet, a second cooling water inlet and a second cooling water outlet; the inner sleeve is in butt joint with the first part of the sleeve main body, the inner sleeve comprises a first cavity, and the first cavity is communicated with the first cooling water inlet and the first cooling water outlet; the outer sleeve is arranged on the outer side of the inner sleeve and is in butt joint with the second part of the sleeve main body, a second cavity is formed between the outer sleeve and the inner sleeve, and the second cavity is communicated with the second cooling water inlet and the second cooling water outlet; the inner fluid director is arranged in the first cavity and is configured to guide cooling water to flow in the first cavity; the outer fluid director is arranged in the second cavity and is configured to guide cooling water to flow in the second c