Threaded stop valve
A globe valve and thread technology, applied in the field of threaded globe valves, can solve the problems of the space orientation of the valve body affecting the sealing performance, lack of screw valve disc, inconvenient use, etc. Effect
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[0013] Such as Figure 1-3 As shown, a threaded stop valve described in the embodiment of the present invention includes a valve body 1, a valve disc 2 and a valve stem 3, the through-hole nut 4 at the bottom of the valve body 1 and the screw valve at the bottom of the valve disc 2 The flap 5 is connected, the screw valve flap 5 is provided with several through holes 6, the middle part of the valve flap 2 is provided with a layer of sealing ring 7, the valve flap 2 and the valve stem 3 are fastened and connected, and the valve stem 3 The top of the valve is provided with a hand wheel 8, the hand wheel 8 is fixed on the top of the valve stem 3 through a hexagonal nut 9, and the periphery of the valve stem 3 is provided with a valve cover 10, between the valve cover 10 and the valve stem 3 Filled with graphite packing 11, the top of the valve cover 10 is provided with a packing gland 12, and a copper sleeve 13 is provided between the packing gland 12 and the valve stem 3, and th...
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