How to make the flange ball valve more flexible opening and closing instructions

The flexible flange ball valve includes a valve cover, a ball body, a valve stem, a valve body and a wrench. The valve cover and the valve body are connected by a stud, and the stud is fixedly connected by a nut, and the stud is fixedly connected by a nut, and the valve cover is A gasket is arranged between the valve body, a ball body is installed in the valve body of the product, the packing gland is pressed against the packing, the packing gland is fixedly connected with the valve body through the hexagon socket bolt, and a positioning piece is arranged between the wrench and the packing gland. The beneficial effect of the flange ball valve: the packing is pressed by the packing gland, and then the hexagonal bolt is used to fix the connection, so that the sealing effect is better; the opening and closing is flexible and convenient, and the installation efficiency is greatly improved.
One-piece flange ball valve
      The national standard flange ball valve includes a valve body, a valve core, a valve stem and a handle. The valve core of the product is arranged in the valve body, and one end of the valve stem of the product is fixedly connected with the valve core, and the other end is fixedly connected with the handle, and the handle of the product includes a fixing portion. And the driving part, the driving part of the product is screwed with the fixing part, the fixing part of the product is fixedly connected with the valve stem, the valve body of the flange ball valve is provided with the engaging part, the driving part of the product comprises the connecting rod and the rotating rod, the flange One end of the connecting rod of the ball valve is screwed to the fixing portion, and the other end is hinged with one end of the rotating rod, and the other end of the rotating rod of the product is provided with a snap block on the side facing away from the valve body, and the engaging block and the engaging portion are stuck. Pick up.