Eight structural features of valve sleeve sewage valve
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2. The bottom of the valve sleeve type sewage drain valve is provided with a larger drain hole. If necessary, it must be opened to clean the dirt inside the valve.
3. The sealing surface of the valve seat adopts a taper seal, which is beneficial to the valve itself cleaning the dirt attached to the sealing surface.
4. The valve sleeve of the valve is equipped with a balancing hole and a piston seal to ensure the stable operation under the conditions of full pressure difference between opening and closing. It is light and flexible, and has small opening and closing torque.
5. Filler adopts v-shaped packing structure with self-sealing capacity, no adjustment, and it is extremely light to open and close. There is an auxiliary seal grease injection structure at the stuffing box so that the valve packing seal performance is reliable.
6. The valve sleeve sewage valve can be repaired online. The pipeline can be replaced with a series of wearing parts under pressure.
7. The outer ring of the valve sleeve type sewage valve flap has an o-shaped seal ring, which has a self-cleaning function and sealing when it is opened/closed, and has a throttling and pressure-reducing function when the sewage is discharged.
8. The valve sleeve type sewage valve is a new type of throttling, cut-off, and venting products. The valve adopts cage-shaped fan-throttle throttling, with multi-stage throttling effect, obvious throttling effect, reliable sealing, and convenient operation and maintenance. .