Ceramic ball valve

• Main Author: WANG LINZHEN
• Format: Patent
• Language: English
• Published: 30.12.2015
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model discloses a ceramic ball valve, it is including installing internal disk seat in, the runner that the fluid passes through has in the disk seat, install the case in the disk seat, the flange is installed respectively to the both sides of the body in outside the disk seat, a valve rod is connected with the case through the hole on the well body, the valve rod is installed in the casing, it has the flange inside lining to inlay respectively at the flange that lies in the disk seat outside, be provided with the groove step on the disk seat of disk seat near two outsides of well body department and the inboard juncture of flange, install the pad spring between groove step department's disk seat and flange, the flange is provided with the step with interior tip contact department of flange inside lining, the interior tip and the flange of flange inside lining compress tightly the contact in the step department of flange, between valve rod and casing, therefrom external side direction has set gradually packing seal outward, the clamping ring, the dish spring, pressure disk and spacing ring, the pressure disk passes through on the platform of bolt fastening in the casing. Can restore through the effect of dish spring is automatic behind this structure prooving of valve seat.