An anti-leakage V-type ball valve
A technology of valve stem and valve body, which is applied in the field of anti-leakage V-type ball valves, which can solve the problems of leakage service life, easy wear of packing, etc., and achieve the effects of reducing wear, prolonging service life and good stability
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[0010] according to figure 1 It can be seen that an anti-outside leakage V-shaped ball valve of the present invention includes a valve body 1, a valve seat 2, a V-shaped ball 3, a valve stem 4, a lower packing 5, a lower adjustment block 6, a butterfly spring 7, an upper adjustment block 8, an upper adjustment block Packing 9, spacer 10, gland 11.90° driving device 12, the inner cavity of the valve body 1 is provided with a fluid channel, the fluid channel includes an inlet channel and an outlet channel, the middle of the valve body 1 is provided with a groove-shaped stuffing box, a V-shaped ball 3 is set in the outlet channel as a whole, the spherical surface of the V-shaped ball 3 is provided with a spherical sealing surface, the valve seat 2 is installed at the inlet channel, and one end of the valve seat 2 is provided with a tapered sealing surface that forms a line seal with the spherical sealing surface. The lower end of the rod 4 is connected with the V-shaped ball 3, t...
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