FIELD: pipeline valves and fittings.
SUBSTANCE: invention is designed for use in industries where transportation of liquid and gaseous flows under pressure is required. Proposed shutoff of wedge gate valve consists of shutoff member body, and two sealing members enclosing shutoff member. The latter are fixed to each other relative to vertical axis by two locks. Body is provided with two-side centering elements. Ring sealing elements sealed relative to body are mounted on centering elements. Sealing elements are provided with two side steps to engage with locks.
EFFECT: improved repairability and reliability of wedge gate valve.
4 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| LOCKING UNIT OF PIPELINE FITTING WITH CHANGEABLE SEALING RINGS | 2006 |
|
RU2315219C2 |
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|
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| WEDGE GATE ASSEMBLY | 2013 |
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RU2349820C1 |
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|
RU2563944C2 |
| PIPELINE FITTING SEAT | 2007 |
|
RU2353844C2 |
