Anti-material-accumulation and anti-coking angle type regulating valve

The utility model relates to an anti-material-accumulation and anti-coking angle type regulating valve which comprises a valve body, an upper cover and a valve seat are installed at the upper end and the lower end of the valve body respectively, a valve element is vertically arranged in the upper cover in a sliding mode, the lower portion of the valve element extends into the valve body, the valve element and the valve body are provided with matched sealing faces, a sealing assembly is arranged between the upper cover and the valve element, and the sealing assembly is pressed through a filler pressing plate. A temperature control structure is arranged on the periphery of the valve body; the temperature control structure comprises a heat preservation jacket, the periphery of the valve body is sleeved with the heat preservation jacket, and a temperature control inlet and a temperature control outlet are formed in the heat preservation jacket. A streamline valve body inner cavity structure is adopted, the bottom