Heat preservation rotary valve

The utility model relates to the technical field of rotary valve equipment, in particular to a heat preservation rotary valve which comprises two sections of heat preservation steel pipes and two end covers, the two sections of heat preservation steel pipes comprise a left heat preservation steel pipe and a right heat preservation steel pipe, and the two end covers comprise a left end cover and a right end cover. According to the rotary valve, the heat preservation steel pipes are wound on the side faces of the two end covers to ensure that the temperature of the rotary valve is constant, the heat preservation steel pipes on the two end covers are arranged in the same pipeline system, the structure is simple, and the heat preservation effect is good. The pipe distribution work is convenient and fast, and meanwhile maintenance and repair are more convenient. 本实用新型涉及旋转阀设备技术领域，尤其是一种保温旋转阀，包括两段保温钢管和两片端盖，两段保温钢管包括左保温钢管和右保温钢管，两片所述端盖包括左端盖和右端盖，所述端盖为圆柱形，所述左保温钢管缠绕在所述左端盖的曲面上，所述右保温钢管缠绕在所述右端盖的曲面上，本实用新型通过在两片端盖的侧面缠绕保温钢管来确保旋转阀