Special valve for conduction oil

The utility model provides a special valve for conduction oil. The special valve comprises a valve body, wherein the valve body is provided with a valve base, a valve cover, a valve stem and a valve clack; the valve base is provided with a valve core fixing sleeve; the valve stem and the valve clack are connected by virtue of a cap; the valve stem is provided with a corrugated pipe and a seal bowl; the corrugated pipe is positioned in the seal bowl; one end of the corrugated pipe and the valve stem are welded and fixed by virtue of a welding plate, and the other end of the corrugated pipe and the seal bowl are welded and fixed by virtue of a welding plate; the outer edge of the seal bowl is arranged on the end surface, which is contacted with the valve base, of the valve cover; the bottom end of the seal bowl is provided with a labyrinth seal piece; the valve stem is also provided with a filler; a press plate is arranged above the filler; the press plate is fixedly connected with the valve cover by virtue of a nut and a jack bolt; a locating pin and a locating plate are arranged above the press plate; the valve stem is also provided with an oil cup; the top of the valve stem is provided with a handwheel; the upper part of the handwheel is provided with a handwheel cap; the upper part of the handwheel cap is provided with an opening adjusting bolt; the lower part of the handwheel is provided with a valve nut, the valve nut is provided with a bearing and a bearing cap, and the valve body is also provided with an opening indicator.