CN219570914U - Novel cage sleeve type throttle valve - Google Patents
Novel cage sleeve type throttle valve Download PDFInfo
- Publication number
- CN219570914U CN219570914U CN202320141312.9U CN202320141312U CN219570914U CN 219570914 U CN219570914 U CN 219570914U CN 202320141312 U CN202320141312 U CN 202320141312U CN 219570914 U CN219570914 U CN 219570914U
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- valve
- valve body
- connecting sleeve
- sleeve
- throttle valve
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- 238000007789 sealing Methods 0.000 claims abstract description 45
- 239000000945 filler Substances 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- 210000003813 thumb Anatomy 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 6
- 230000001965 increasing effect Effects 0.000 abstract description 5
- 241000191291 Abies alba Species 0.000 abstract description 3
- 235000004507 Abies alba Nutrition 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Lift Valve (AREA)
Abstract
The utility model discloses a novel cage-type throttle valve, which relates to the technical field of wellhead devices and christmas trees and comprises a valve body, an electric actuator, a valve seat assembly and a plug assembly; the outer wall of the valve body is also connected with a nameplate through a rivet; the electric actuator is positioned at the top of the valve body; the valve seat assembly is assembled in the valve body; the plug assembly is assembled on the outer side of the valve body, and the surface of the plug assembly is provided with a discharge port communicated with the inner cavity of the valve body; the technical key points are as follows: the cage sleeve throttle valve is powered by the electric actuator, so that the potential safety hazard of manual operation can be reduced, and the safety of personnel is ensured; the guide angle is arranged on the contact surface of the connecting sleeve and the valve seat assembly, the guide angle is favorable for increasing the area of the sealing surface, prolonging the service life of the throttle valve, reducing the abrasion of the valve seat assembly and the connecting sleeve, and meanwhile, the pressure release holes are formed in the connecting sleeve to balance the pressure on two sides of the connecting sleeve, so that the failure occurrence rate is reduced, and the thrust bearing is favorable for reducing the abrasion between the driving sleeve and the outer cover and improving the rotation efficiency.
Description
Technical Field
The utility model relates to the technical field of wellhead devices and christmas trees, in particular to a novel cage-sleeve type throttle valve.
Background
Currently, a throttle valve is a valve that controls the flow rate of a fluid by changing a throttle section or a throttle length; the throttle valve and the one-way valve are connected in parallel and can be combined into a one-way throttle valve, the throttle valve and the one-way throttle valve are simple flow control valves, and in a constant displacement pump hydraulic system, the throttle valve and the overflow valve are matched to form three throttle speed regulating systems, namely an oil inlet way throttle speed regulating system, an oil return way throttle speed regulating system and a bypass throttle speed regulating system; the throttle valve has no flow negative feedback function, cannot compensate for unstable speed caused by load change, and is generally only used in occasions with small load change or low requirement on speed stability.
However, in the implementation process of the technical scheme, at least the following technical problems are found:
with the increasing demand of petroleum resources, the technical demand of petroleum exploitation is more and more extensive, and a cage throttle valve is used as important equipment in an oil well christmas tree well control device and is rapidly developed; however, the existing cage throttling valve can cause impact damage and corrosion to a throttling original after being used in the market, the running noise is increased, the overall safe service life is greatly reduced, the adjustable range of the overall cage throttling valve is smaller, and the large-range throttling requirement cannot be met.
Disclosure of Invention
The technical problems to be solved are as follows:
aiming at the defects of the prior art, the utility model provides the novel cage type throttle valve, which changes the fluid direction by utilizing the cage type structure with holes, avoids the impact damage and corrosion to a throttle element, reduces the running noise, prolongs the safety service life to a large extent, has a large-range adjustable flow path, can meet the large-range throttle requirement, has wider development prospect, and solves the technical problems mentioned in the background art.
The technical scheme is as follows:
in order to achieve the above purpose, the utility model is realized by the following technical scheme:
a novel cage-type throttle valve comprises a valve body, an electric actuator, a valve seat assembly and a plug assembly;
the outer wall of the valve body is also connected with a nameplate through a rivet; the electric actuator is positioned at the top of the valve body; the valve seat assembly is assembled in the valve body; the plug assembly is assembled on the outer side of the valve body, and the surface of the plug assembly is provided with a discharge port communicated with the inner cavity of the valve body;
the electric actuator is connected with a valve rod arranged in the valve body through a driving assembly, an orifice formed in the surface of the valve seat assembly is shielded by a connecting sleeve, the driving assembly is in transmission connection with the connecting sleeve, and a guide angle is arranged on the contact surface of the connecting sleeve and the valve seat assembly.
In one possible implementation manner, the valve seat assembly is in interference fit with the valve body, and an O-shaped ring I and a sealing ring are sequentially arranged between the valve seat assembly and the valve body.
In one possible implementation manner, the electric actuator is fixedly connected with a bearing cover arranged on the valve body through a set screw II, and an O-shaped ring III and an O-shaped ring IV are arranged on the surface of the bearing cover and the connecting end surface of the valve body.
In one possible implementation, the drive assembly includes a drive sleeve, a drive screw, and an outer housing in communication with one another;
wherein the driving sleeve is in spiral connection with the driving screw;
the driving screw is connected with the valve rod through a setting pin II;
the driving sleeve is rotationally connected with the outer cover through two thrust bearings, the bearing cover is fixedly connected with the outer cover through a set screw I, the outer cover is fixedly connected with the valve cover through an inner hexagonal screw in a threaded manner, and the valve cover is in threaded connection with the valve body through a flange type bolt.
In one possible implementation manner, the thrust bearing surface pad is provided with a bearing support ring, a positioning block is arranged on the outer wall of the outer cover, the surface of the positioning block is provided with a indicating board with a transparent cover through a screw III, and the outer side of the outer cover is connected with an oil cup through a thumb screw.
In one possible implementation manner, the valve rod is connected with the connecting sleeve through the pin I in a pin mode, a valve rod sealing piece is arranged between the outer wall of the valve rod and the valve cover, a packing gasket and a gasket IV are respectively arranged on two sides of the valve rod sealing piece, a clamping spring is arranged on the lower surface of the gasket IV, a metal seal is formed, the connecting sleeve is used for transmitting power of the valve rod, and a pressure relief hole is formed in the connecting sleeve.
In one possible implementation manner, the sealing ring I is sleeved on the outer wall of the connecting sleeve, and a sealing piece is installed between the connecting sleeve and the sealing ring I and comprises a gasket I, a lip-shaped filler, a gasket II, a gasket III and a hole circlip which are stacked in sequence.
In one possible implementation manner, the sealing ring I is provided with an O-shaped ring II and a check ring which are connected in a fitting mode, and the outer wall of the sealing ring I is provided with a sealing ring body.
The beneficial effects are that:
the cage sleeve throttle valve is powered by the electric actuator, so that the potential safety hazard of manual operation can be reduced, and the safety of personnel is ensured; the guide angle is arranged on the contact surface of the connecting sleeve and the valve seat assembly, the guide angle is favorable for increasing the area of a sealing surface, prolonging the service life of the throttle valve, enhancing the tightness of the throttle valve, reducing the abrasion of the valve seat assembly and the connecting sleeve, and meanwhile, the pressure release holes are formed in the connecting sleeve to balance the pressure at two sides of the connecting sleeve, so that the failure occurrence rate is reduced, wherein the thrust bearing is favorable for reducing the abrasion between the driving sleeve and the outer cover, and improving the rotation efficiency; and when the outer wall sealing ring body of the sealing ring I is extruded by the sealing ring I, the sealing ring body slightly expands, so that the sealing between the valve body and the valve cover is firmer.
Drawings
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
FIG. 1 is a cross-sectional view of the overall structure of the present utility model;
FIG. 2 is a front elevational view of the overall structure of the present utility model;
FIG. 3 is a side view of the overall structure of the present utility model;
FIG. 4 is an enlarged view of the partial structure I of FIG. 1 in accordance with the present utility model;
FIG. 5 is an enlarged view of the part II of FIG. 1 according to the present utility model;
fig. 6 is an enlarged view of the partial structure iii of fig. 3 according to the utility model.
Legend description: 1. a valve body; 2. a valve seat assembly; 3. o-shaped ring I; 4. a seal ring; 5. connecting sleeves; 6. a plug assembly; 7. a sealing ring I; 8. o-shaped ring II; 9. a retainer ring; 10. a seal ring body; 11. a valve cover; 12. a pin I; 13. a valve stem; 14. flange type bolts; 15. an inner hexagon screw; 16. a pin II; 17. driving a screw; 18. a positioning block; 19. a gasket I; 20. lip-shaped filler; 21. a gasket II; 22. a gasket III; 23. circlips for holes; 24. a filler gasket; 25. a valve stem seal; 26. a gasket IV; 27. clamping springs; 28. a bleed port; 29. an outer cover; 30. a bearing support ring; 31. a thrust bearing; 32. a drive sleeve; 33. a screw I; 34. a bearing cap; 35. a screw II; 36. an electric actuator; 37. a thumb screw; 38. an oil cup; 39. an indication board; 40. a transparent cover; 41. o-ring III; 42. an O-shaped ring IV; 43. a screw III; 44. a nameplate; 45. and (5) a rivet.
Detailed Description
The embodiment of the utility model provides the novel cage type throttle valve, the cage type throttle valve changes the fluid direction by utilizing the cage type structure with the holes, avoids the impact loss and corrosion to a throttle element, reduces the running noise, can prolong the safety service life to a large extent, has a large-range adjustable flow path, can meet the large-range throttle requirement, has a wide development prospect, and solves the technical problems in the background art.
The technical scheme in the embodiment of the utility model aims to solve the problems of the background technology, and the general thought is as follows:
example 1:
the embodiment introduces a specific structure of a novel cage-type throttle valve, and as shown in fig. 1-fig., the throttle valve comprises a valve body 1, an electric actuator 36, a valve seat assembly 2 and a plug assembly 6;
the outer wall of the valve body 1 is connected with a nameplate 44 through a rivet 45;
the electric actuator 36 is positioned at the top of the valve body 1;
the valve seat assembly 2 is assembled in the valve body 1;
the plug assembly 6 is assembled on the outer side of the valve body 1, a discharge port 28 communicated with the inner cavity of the valve body 1 is formed in the surface of the plug assembly 6, and the discharge port 28 is used for balancing the pressure in the inner cavity;
the electric actuator 36 is connected with the valve rod 13 arranged in the valve body 1 through a driving component, an orifice formed in the surface of the valve seat component 2 is shielded by the connecting sleeve 5, the driving component is in transmission connection with the connecting sleeve 5, and a guide angle is arranged on the contact surface of the connecting sleeve 5 and the valve seat component 2.
The valve drives the valve rod 13 by adjusting the screw driving screw 17 through the electric actuator 26, so that the connecting sleeve 5 which is in pin joint with the valve rod 13 moves on the valve seat assembly 2, and the connecting sleeve 5 adjusts the throttle path by shielding the throttle hole on the valve seat assembly 2, thereby realizing the throttle purpose.
In some examples, the valve seat assembly 2 is in interference fit with the valve body 1, and an O-ring i 3 and a sealing ring 4 are sequentially disposed between the valve seat assembly 2 and the valve body 1.
In some examples, the electric actuator 36 is fixedly connected with the bearing cap 34 arranged on the valve body 1 through a set screw ii 35, and an O-ring iii 41 and an O-ring iv 42 are arranged on the connecting end surface of the bearing cap 34 and the valve body 1.
In some examples, the drive assembly includes a drive sleeve 32, a drive screw 17, and an outer housing 29 in communication with one another;
wherein the driving sleeve 32 is in screw connection with the driving screw 17;
the drive screw 17 is connected with the valve rod 13 through a setting pin II 16;
the driving sleeve 32 is rotationally connected with the outer cover 29 through two thrust bearings 31, the bearing cover 34 is fixedly connected with the outer cover 29 through a set screw I33, the outer cover 29 is fixedly connected with the valve cover 11 through an inner hexagonal screw 15 in a threaded manner, and the valve cover 11 is in threaded connection with the valve body 1 through a flange type bolt 14; the driving sleeve 32 rotates to drive the driving screw 17 to rotate, and has a guiding function on the driving screw 17.
In some examples, the surface of the thrust bearing 31 is padded with a bearing support ring 30, the thrust bearing 31 is padded with the bearing support ring 30 to prevent loosening, a positioning block 18 is arranged on the outer wall of the outer cover 29, an indication board 39 with a transparent cover 40 is mounted on the surface of the positioning block 18 through a screw III 43, and an oil cup 38 is connected to the outer side of the outer cover 29 through a thumb screw 37.
In some examples, the valve rod 13 is pinned with the connecting sleeve 5 by a pin I12, a valve rod sealing piece 25 is arranged between the outer wall of the valve rod 13 and the valve cover 11, a packing gasket 24 and a gasket IV 26 are respectively arranged on two sides of the valve rod sealing piece 25, a clamping spring 27 is arranged on the lower surface of the gasket IV 26, a metal seal is formed, the connecting sleeve 5 is used for transmitting the power of the valve rod 13, and a pressure relief hole is formed in the connecting sleeve 5.
In some examples, a sealing ring I7 is sleeved on the outer wall of the connecting sleeve 5, and a sealing piece is arranged between the connecting sleeve 5 and the sealing ring I7 and comprises a gasket I19, a lip-shaped packing 20, a gasket II 21, a gasket III 22 and a hole elastic retainer ring 23 which are stacked in sequence; an O-shaped ring II 8 and a check ring 9 which are connected in a fitting mode are arranged on the sealing ring I7, and a sealing ring body 10 is arranged on the outer wall of the sealing ring I7; when the connecting sleeve 5 is overlapped with the upper sealing surface of the valve seat assembly 2, medium in the flow channel is not circulated any more, and good sealing is formed; due to the interference fit between the valve seat assembly 2 and the valve body 1, the O-shaped ring I3 and the sealing ring 4 are arranged in the middle to enhance the tightness between the O-shaped ring I3 and the sealing ring 4.
By adopting the technical scheme:
the cage sleeve throttle valve is powered by the electric actuator 26, so that the potential safety hazard of manual operation can be reduced, and the safety of personnel can be ensured; the guide angle is arranged on the contact surface of the connecting sleeve 5 and the valve seat assembly 2, the guide angle is favorable for increasing the area of a sealing surface, prolonging the service life of the throttle valve, enhancing the tightness of the throttle valve, reducing the abrasion of the valve seat assembly 2 and the connecting sleeve 5, and meanwhile, the pressure release holes are formed in the connecting sleeve 5 to balance the pressure at two sides of the connecting sleeve, so that the failure occurrence rate is reduced, wherein the thrust bearing 31 is favorable for reducing the abrasion between the driving sleeve 32 and the outer cover 29, and the rotation efficiency is improved; and when the sealing ring body 10 on the outer wall of the sealing ring I7 is extruded by the sealing ring I7, the sealing between the valve body 1 and the valve cover 11 is firmer.
Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (9)
1. A novel cage-type throttle valve, comprising:
a valve body (1);
an electric actuator (36) located on top of the valve body (1);
a valve seat assembly (2) which is assembled in the valve body (1); and
the plug assembly (6) is assembled outside the valve body (1), and a discharge port (28) communicated with the inner cavity of the valve body (1) is formed in the surface of the plug assembly (6);
the electric actuator (36) is connected with a valve rod (13) arranged in the valve body (1) through a driving component, an orifice formed in the surface of the valve seat component (2) is shielded by a connecting sleeve (5), the driving component is in transmission connection with the connecting sleeve (5), and a guide angle is arranged on the contact surface of the connecting sleeve (5) and the valve seat component (2).
2. A novel cage-type throttle valve as claimed in claim 1, wherein: the valve seat assembly (2) is in interference fit with the valve body (1), and an O-shaped ring I (3) and a sealing ring (4) are sequentially arranged between the valve seat assembly (2) and the valve body (1).
3. A novel cage-type throttle valve as claimed in claim 1, wherein: the electric actuator (36) is fixedly connected with a bearing cover (34) arranged on the valve body (1) through a set screw II (35), and an O-shaped ring III (41) and an O-shaped ring IV (42) are arranged on the connecting end surface of the bearing cover (34) and the valve body (1).
4. A novel cage-type throttle valve as claimed in claim 3, wherein: the driving assembly comprises a driving sleeve (32), a driving screw (17) and an outer cover (29) which are communicated with each other;
wherein the driving sleeve (32) is in spiral connection with the driving screw (17);
the driving screw (17) is connected with the valve rod (13) through a setting pin II (16);
the driving sleeve (32) is rotationally connected with the outer cover (29) through two thrust bearings (31), the bearing cover (34) is fixedly connected with the outer cover (29) through a set screw I (33), the outer cover (29) is fixedly connected with the valve cover (11) through an inner hexagon screw (15) in a threaded manner, and the valve cover (11) is in threaded connection with the valve body (1) through a flange type bolt (14).
5. A novel cage-type throttle valve as set forth in claim 4, wherein: the thrust bearing (31) surface pad is equipped with bearing support ring (30), be equipped with locating piece (18) on dustcoat (29) outer wall, and locating piece (18) surface is through screw III (43) installation have sign (39) of transparent cover (40), the outside of dustcoat (29) is connected with oil cup (38) through setting up thumb screw (37).
6. A novel cage-type throttle valve as set forth in claim 5, wherein: valve rod (13) are by round pin adapter sleeve (5) of round pin I (12), be equipped with valve rod sealing member (25) between valve rod (13) outer wall and valve gap (11), and packing gasket (24) and gasket IV (26) are installed respectively to valve rod sealing member (25) both sides, surface mounting has jump ring (27) under gasket IV (26) to form metal seal, adapter sleeve (5) are used for transmitting valve rod (13) power, and open in the inside of adapter sleeve (5) has the pressure release hole.
7. A novel cage-type throttle valve as claimed in claim 1, wherein: the outer wall of the connecting sleeve (5) is sleeved with a sealing ring I (7), a sealing piece is arranged between the connecting sleeve (5) and the sealing ring I (7), and the sealing piece comprises a gasket I (19), a lip-shaped filler (20), a gasket II (21), a gasket III (22) and a hole elastic retainer ring (23) which are stacked in sequence.
8. A novel cage-type throttle valve as set forth in claim 7, wherein: o shape circle II (8) and retaining ring (9) that are equipped with laminating formula connection on sealing washer I (7), and install sealing ring body (10) on sealing washer I (7) outer wall.
9. A novel cage-type throttle valve as claimed in claim 1, wherein: the outer wall of the valve body (1) is also connected with a nameplate (44) by a rivet (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320141312.9U CN219570914U (en) | 2023-02-07 | 2023-02-07 | Novel cage sleeve type throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320141312.9U CN219570914U (en) | 2023-02-07 | 2023-02-07 | Novel cage sleeve type throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219570914U true CN219570914U (en) | 2023-08-22 |
Family
ID=87649727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320141312.9U Active CN219570914U (en) | 2023-02-07 | 2023-02-07 | Novel cage sleeve type throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219570914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118517537A (en) * | 2024-05-13 | 2024-08-20 | 德州联合石油科技股份有限公司 | A sand control throttle valve |
-
2023
- 2023-02-07 CN CN202320141312.9U patent/CN219570914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118517537A (en) * | 2024-05-13 | 2024-08-20 | 德州联合石油科技股份有限公司 | A sand control throttle valve |
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