CN220540320U - Two-way stop valve - Google Patents
Two-way stop valve Download PDFInfo
- Publication number
- CN220540320U CN220540320U CN202322013724.7U CN202322013724U CN220540320U CN 220540320 U CN220540320 U CN 220540320U CN 202322013724 U CN202322013724 U CN 202322013724U CN 220540320 U CN220540320 U CN 220540320U
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- CN
- China
- Prior art keywords
- valve
- fixed
- fixedly arranged
- valve body
- hole
- Prior art date
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Links
- 210000004907 gland Anatomy 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 24
- 230000002457 bidirectional effect Effects 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Abstract
The utility model relates to the field of stop valves, and provides a bidirectional stop valve which comprises a valve body, wherein a cover body is fixedly arranged at the top of the valve body, a gland is fixedly arranged at the inner side of the top of the cover body, a fixed block is fixedly arranged at the top surface of the gland, a valve rod is arranged at the inner side of the cover body in a threaded manner, a plug block is rotatably arranged at the bottom of the valve rod, a fixed buckle is fixedly arranged at the upper part of the outer side of the circumference of the valve rod, and is fixed at the outer side of the circumference of the fixed block through a fixed bolt.
Description
Technical Field
The utility model belongs to the field of stop valves, and relates to a bidirectional stop valve.
Background
The stop valve is also called a stop valve, and belongs to a forced sealing type valve, so that when the valve is closed, pressure is applied to a plug block to force a sealing surface not to leak, and when a medium enters the valve from the lower part of the plug block, the resistance which is needed to be overcome by operating force is overcome.
The bidirectional stop valve is attached to the channel through the descending of the stop block, so that the stop valve is closed, the pressure exists in the medium in the valve, the thrust generated by the pressure can generate upward force on the stop block, a gap is formed between the stop block and the sealing seat at the lower part, the stop valve is not tightly closed, and the internal liquid still flows.
Disclosure of Invention
The utility model aims to provide a bidirectional stop valve, which solves the problems that the stop valve is closed by descending a stop block and attaching the stop valve to a channel, and internal liquid still flows due to the fact that pressure exists in a medium in the valve, thrust generated by the pressure can generate upward force on the stop block, gaps are formed between the stop block and a sealing seat at the lower part, and the stop valve is not tightly closed.
The technical scheme of the utility model is realized as follows: the novel anti-rust valve comprises a valve body, wherein a cover body is fixedly arranged at the top of the valve body, a gland is fixedly arranged at the inner side of the top of the cover body, a fixed block is fixedly arranged at the top surface of the gland, a valve rod is arranged at the inner side of the cover body in a threaded manner, a plug block is rotatably arranged at the bottom of the valve rod, a fixed buckle is fixedly arranged at the upper part of the outer side of the circumference of the valve rod, the fixed buckle is fixed at the outer side of the circumference of the fixed block through a fixed bolt, the valve body is made of cast iron materials, paint is coated at the outer side of the valve body, rust prevention is achieved, threads are arranged at the lower part of the outer side of the circumference of the gland, T-shaped threads are arranged at the middle part of the valve rod, and the T-shaped threads are meshed and arranged at the inner side of the cover body.
As a preferable scheme of the utility model, flanges are respectively arranged at two ends of the valve body, a round hole is arranged in the middle of the outer end of the flange, a fixing hole is arranged at the edge part of the end face of the flange, a sealing ring is fixedly arranged in the middle of the end face of the flange, the fixing hole is formed by processing through a milling process, and the sealing ring is made of rubber materials.
As a preferable scheme of the utility model, a first through hole is formed in the middle of the fixed block, a threaded hole is formed in the outer portion of the circumference of the fixed block, the diameter of the first through hole is larger than the outer diameter of the valve rod, and an internal thread is formed in the threaded hole.
As a preferable scheme of the utility model, a through hole III is formed in the middle of the fixing buckle, a through hole II is formed in the outer part of the circumference of the fixing buckle, the diameter of the through hole III is larger than the outer diameter of the valve rod, and the diameter of the through hole II is larger than the outer diameter of a screw thread of the fixing bolt.
As a preferable scheme of the utility model, an upper fixing ring is fixedly arranged at the lower part of the outer circumference of the cover body, a lower fixing ring is fixedly arranged on the upper fixing ring through fastening bolts, the lower fixing ring is fixedly arranged at the outer circumference of the upper part of the valve body, and a plurality of holes are formed in the upper fixing ring and the lower fixing ring and are used for installing bolt groups.
As a preferable scheme of the utility model, a flow passage is arranged on the inner side of the valve body, a sealing seat is fixedly arranged in the valve body, the inner side of the flow passage is polished, and the sealing seat is made of copper materials.
As a preferable scheme of the utility model, the bottom of the chock is fixedly provided with the sealing ring, the sealing ring is made of copper material and is arranged at the lower part of the chock in a matching way in an interference mode.
As a preferable scheme of the utility model, a limit ring is fixedly arranged at the top of the valve rod, a handle is arranged on the top surface of the limit ring, the handle is fixed through a nut, the limit ring is fixedly arranged at the upper part of the valve rod in a welding mode, the outer side corners of the handle are rounded, and the handle is made of stainless steel materials.
The bidirectional stop valve has the beneficial effects that: according to the gland provided by the utility model, the top surface of the gland is fixedly provided with the fixed block, the fixed buckle is arranged at the upper part of the valve rod and is positioned outside the fixed block, the fixed buckle and the fixed block are fixed by utilizing the fixed bolt, the valve rod is locked, the condition that the chock moves upwards due to the thrust of liquid is prevented, and the bidirectional locking of the stop valve is realized.
Drawings
FIG. 1 is an overall block diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a retaining sleeve according to an embodiment of the present utility model;
FIG. 3 is a diagram of a stationary body structure according to an embodiment of the present utility model;
FIG. 4 is a diagram of a flange structure according to an embodiment of the present utility model;
FIG. 5 is a block diagram of a wheel according to an embodiment of the present utility model;
in the figure: 1. a valve body; 2. a flow passage; 3. a flange; 4. a fastening bolt; 5. a chock; 6. a seal ring; 7. a sealing seat; 8. a nut; 9. a handle; 10. a limit ring; 11. a gland; 12. a fixed block; 13. a fixing buckle; 14. a valve stem; 15. a fixing ring is arranged on the upper part; 16. a lower fixing ring; 17. a cover body; 18. a second through hole; 19. a third through hole; 20. a threaded hole; 21. a first through hole; 22. a seal ring; 23. a round hole; 24. a fixing hole; 25. and (5) fixing bolts.
Detailed Description
As shown in fig. 1 to 5, the utility model discloses a bidirectional stop valve, which adopts the technical scheme that the bidirectional stop valve comprises a valve body 1, wherein a cover body 17 is fixedly arranged at the top of the valve body 1, a pressing cover 11 is fixedly arranged at the inner side of the top of the cover body 17, a fixed block 12 is fixedly arranged at the top surface of the pressing cover 11, a valve rod 14 is arranged at the inner side of the cover body 17 in a threaded manner, a plug 5 is rotatably arranged at the bottom of the valve rod 14, a fixed buckle 13 is fixedly arranged at the upper part of the circumference of the valve rod 14, the fixed buckle 13 is fixedly arranged at the outer side of the fixed block 12 through a fixed bolt 25, the fixed buckle 13 and the fixed block 12 are fixed through the fixed bolt 25, the locking of the valve rod 14 is realized, the plug 5 is prevented from being moved upwards due to the thrust of liquid, and the bidirectional stop valve is realized.
The two ends of the valve body 1 are respectively provided with a flange 3, the middle part of the outer end of the flange 3 is provided with a round hole 23, the edge part of the end face of the flange 3 is provided with a fixing hole 24, the middle part of the end face of the flange 3 is fixedly provided with a sealing ring 22, the fixing hole 24 is used for installing bolts, the flange 3 is connected with a pipeline, and the sealing ring 22 is used for sealing the pipeline.
The middle part of fixed block 12 is provided with through-hole one 21, and fixed block 12 circumference outside is provided with screw hole 20, and through-hole one 21 is used for the fixed connection of valve rod 14, connects through the welding mode, and screw hole 20 is used for the connection of fixing bolt 25 screw end.
The middle part of the fixing buckle 13 is provided with a through hole III 19, the circumference outside of the fixing buckle 13 is provided with a through hole II 18, the through hole III 19 and the passing of the valve rod 14, and the through hole II 18 is used for the passing of the fixing bolt 25, so that the fixing buckle 13 is fixed on the outer side of the fixing block 12.
The lower part of the outer circumference of the cover body 17 is fixedly provided with an upper fixing ring 15, the upper fixing ring 15 is fixedly provided with a lower fixing ring 16 through a fastening bolt 4, the lower fixing ring 16 is fixedly arranged on the outer circumference of the upper part of the valve body 1, and the upper fixing ring 15 and the lower fixing ring 16 are connected through the fastening bolt 4 and are used for realizing the connection of the cover body 17 and the valve body 1.
The inside runner 2 that is provided with of valve body 1, valve body 1 inside fixed mounting have sealing seat 7, and runner 2 is used for the circulation of the inside liquid of valve body 1, and sealing seat 7 is used for pasting stopper 5, realizes the closure of valve body 1 internal passage.
The sealing ring 6 is fixedly arranged at the bottom of the plug 5, the sealing ring 6 is used for a base sealing seat 7, the inner wall of the flow channel 2 of the plug 5 is attached, and the closing of the channel is realized.
The top of the valve rod 14 is fixedly provided with a limit ring 10, the top surface of the limit ring 10 is provided with a handle 9, the handle 9 is fixed through a nut 8, and the handle 9 is rotated to realize the rotation of the valve rod 14 and the opening and closing of the internal channel of the valve body 1.
The working principle of the two-way stop valve is as follows: when the bidirectional stop valve is used, the handle 9 is rotated, the valve rod 14 is rotated, the middle part of the valve rod 14 is meshed with the inner side of the cover body 17 to move, the plug block 5 is lowered, the sealing ring 6 at the lower part of the plug block 5 is attached to the sealing seat 7, the middle part of the flow channel 2 inside the valve body 1 is cut off, bidirectional disconnection is realized, after that, the fixing bolt 25 passes through the fixing hole II, the threaded end of the fixing bolt 25 is connected in the threaded hole 20, the fixing of the fixing buckle 13 and the fixing block 12 is realized, the locking of the valve rod 14 is realized, the displacement of the plug block 5 is prevented, and the bidirectional stop valve is bidirectionally locked.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (8)
1. A two-way stop valve, characterized in that: including valve body (1), valve body (1) top fixed mounting has lid (17), lid (17) top inboard fixed mounting has gland (11), gland (11) top surface fixed mounting has fixed block (12), valve rod (14) are installed to lid (17) inboard screw thread, valve rod (14) bottom rotates installs chock (5), valve rod (14) circumference outside upper portion fixed mounting has fixed knot (13), fixed knot (13) are fixed in the circumference outside of fixed block (12) through fixing bolt (25).
2. A two-way shut-off valve according to claim 1, wherein: the novel valve is characterized in that flanges (3) are respectively arranged at two ends of the valve body (1), round holes (23) are formed in the middle of the outer end of each flange (3), fixing holes (24) are formed in the edge portions of the end faces of the flanges (3), and sealing rings (22) are fixedly arranged in the middle of the end faces of the flanges (3).
3. A two-way shut-off valve according to claim 1, wherein: the middle part of the fixed block (12) is provided with a first through hole (21), and the circumference outside of the fixed block (12) is provided with a threaded hole (20).
4. A two-way shut-off valve according to claim 1, wherein: the middle part of the fixing buckle (13) is provided with a through hole III (19), and the circumference outside of the fixing buckle (13) is provided with a through hole II (18).
5. A two-way shut-off valve according to claim 1, wherein: the upper fixing ring (15) is fixedly arranged at the lower part of the outer circumference of the cover body (17), the lower fixing ring (16) is fixedly arranged on the upper fixing ring (15) through the fastening bolt (4), and the lower fixing ring (16) is fixedly arranged at the outer circumference of the upper part of the valve body (1).
6. A two-way shut-off valve according to claim 1, wherein: the inner side of the valve body (1) is provided with a flow passage (2), and a sealing seat (7) is fixedly arranged in the valve body (1).
7. A two-way shut-off valve according to claim 1, wherein: the bottom of the plug block (5) is fixedly provided with a sealing ring (6).
8. A two-way shut-off valve according to claim 1, wherein: the top of the valve rod (14) is fixedly provided with a limit ring (10), the top surface of the limit ring (10) is provided with a handle (9), and the handle (9) is fixed through a nut (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013724.7U CN220540320U (en) | 2023-07-28 | 2023-07-28 | Two-way stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013724.7U CN220540320U (en) | 2023-07-28 | 2023-07-28 | Two-way stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220540320U true CN220540320U (en) | 2024-02-27 |
Family
ID=89962709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322013724.7U Active CN220540320U (en) | 2023-07-28 | 2023-07-28 | Two-way stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220540320U (en) |
-
2023
- 2023-07-28 CN CN202322013724.7U patent/CN220540320U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |