CN213541316U - Throttle valve convenient to control - Google Patents
Throttle valve convenient to control Download PDFInfo
- Publication number
- CN213541316U CN213541316U CN202022675891.4U CN202022675891U CN213541316U CN 213541316 U CN213541316 U CN 213541316U CN 202022675891 U CN202022675891 U CN 202022675891U CN 213541316 U CN213541316 U CN 213541316U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- valve rod
- support
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model relates to a petroleum equipment field specifically is a choke valve convenient to control, include: the valve comprises a lower flange, a valve seat, a valve body and a support, wherein the lower flange and the valve seat are integrally formed, the upper end of the valve seat is fixedly installed in the valve body through a flat-end jacking screw, a T-shaped groove is formed in the valve body, and a valve rod is movably installed in the T-shaped groove; the upper end of the valve body is fixedly arranged at the lower end of the bracket through a second taper end set screw, the upper end of the valve rod penetrates through the valve body and then extends into the bracket, and a valve rod nut and a bearing are arranged on the part of the top end of the valve rod in the bracket; the throttle valve convenient to control adjusts the opening area of the oil saving nozzle of the T-shaped groove by driving the valve rod to advance and retreat by rotating the hand wheel, thereby achieving the purpose of adjusting the yield; and the valve seat, the valve body and the support are all made of special hard alloy, so that the whole throttle valve convenient to control can bear the high-pressure environment of an oil well mouth.
Description
Technical Field
The utility model relates to a petroleum equipment field specifically is a choke valve convenient to control.
Background
A throttle valve is a valve that controls the flow of fluid by changing the throttle section or throttle length. The throttle valve and the one-way valve are connected in parallel to form the 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 an overflow valve are matched to form three throttling speed regulating systems, namely an oil inlet path throttling speed regulating system, an oil return path throttling speed regulating system and a bypass throttling speed regulating system. The throttle valve has no flow negative feedback function, cannot compensate speed instability caused by load change, and is generally only used in occasions with small load change or low requirement on speed stability.
The throttle valve is used as a main component of a Christmas tree and a manifold and is mainly used for controlling the yield of a wellhead of an oil well, and as is well known, the working pressure at the oil outlet position of the oil well is high and can reach 20000psi, so that the throttle valve which can adapt to a high-pressure environment is needed.
To the problem in the above-mentioned background art, the utility model aims at providing a choke valve convenient to control.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a choke valve convenient to control to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a throttle valve that facilitates control, comprising: the lower flange and the valve seat are integrally formed, mounting holes are formed in the periphery of the lower end edge of the lower flange, the lower end of the lower flange penetrates through the mounting holes through bolts to be communicated with a pipeline, the upper end of the valve seat is fixedly mounted in the valve body through a flat-end jacking screw, a first O-shaped sealing ring and a second O-shaped sealing ring are arranged at the contact position of the valve seat and the interior of the valve body, and the sealing effect of connection between the valve seat and the valve body is improved under the matching action of the first O-shaped sealing ring and the second O-shaped sealing ring;
a T-shaped groove is formed in the valve body, a valve rod is movably arranged in the T-shaped groove, and the valve rod is used for blocking the opening of the T-shaped groove; a flange is fixedly arranged on one side of the valve body, a mounting hole is formed in the edge of the flange, and a bolt penetrates through the mounting hole formed in the edge of the flange to connect the valve body with a pipeline;
the upper end of the valve body is fixedly arranged at the lower end of the bracket through a second cone end set screw, and a third O-shaped sealing ring is arranged at the contact position of the top end of the valve body and the inside of the bracket; the upper end of the valve rod penetrates through the valve body and then extends into the bracket, and a guide key is arranged on the outer side of the position where the valve rod is contacted with the upper end of the valve body; a valve rod nut and a bearing are arranged on the part, inside the support, of the top end of the valve rod, the bearing is rotatably installed inside the support, one side of the valve rod nut is in contact with an oil rod, and the oil rod locks the rotating position of the valve rod nut; the upper end and the lower end of the valve rod nut in the support are hermetically mounted through a fifth O-shaped sealing ring and a fourth O-shaped sealing ring respectively; the upper end of the bracket is provided with a bearing gland, and two sides of the bearing gland are fixedly installed at the upper end of the bracket through first conical end set screws;
be equipped with on the part behind the support upper end of valve-stem nut upper end passing and be strong, be fixed with the hand wheel in the strong installation, be equipped with the hand wheel in the middle of the hand wheel and piece together women, the hand wheel piece together women upper end is equipped with locking spanner, and locking spanner upper end installation is fixed with the valve bonnet, and the valve bonnet outside is equipped with the dust cover.
As a further aspect of the present invention: the label is fixedly arranged on the outer side of the valve body through a rivet, is made of organic transparent glass, and can facilitate an operator to observe the actual area of the throttling hole channel when the valve rod is in any position.
As a further aspect of the present invention: the valve rod is provided with a packing gasket inside the connecting position of the valve body and the support, packing is arranged at the upper end of the packing gasket, a packing gland is arranged on the outer side of the valve body, and packing is injected into the position of the packing gasket by opening the packing gland on the outer side of the valve body, so that the valve rod has a good sealing effect at the connecting position of the valve body and the support.
Compared with the prior art, the beneficial effects of the utility model are that:
the throttle valve convenient to control adjusts the opening area of the oil saving nozzle of the T-shaped groove by driving the valve rod to advance and retreat by rotating the hand wheel, thereby achieving the purposes of controlling and adjusting the yield; the valve seat, the valve body and the bracket are all made of special hard alloy, and are corrosion-resistant and scouring-resistant; the whole throttling valve convenient to control can bear the high-pressure environment of an oil well mouth.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a throttle valve convenient to control according to an embodiment of the present invention.
Fig. 2 is a schematic view of an internal structure of a throttle valve convenient to control according to an embodiment of the present invention.
In the figure: 1-lower flange, 2-flat top set screw, 3-first O-ring, 4-valve seat, 5-second O-ring, 6-valve body, 7-valve stem, 8-rivet, 9-label, 10-packing washer, 11-packing, 12-packing gland, 13-bracket, 14-third O-ring, 15-guide key, 16-fourth O-ring, 17-bearing, 18-valve stem nut, 19-oil stem, 20-bearing gland, 21-fifth O-ring, 22-first cone set screw, 23-key, 24-hand wheel, 25-hand wheel split, 26-locking wrench, 27-valve cover, 28-dust cover, 29-second cone set screw, 30-flange.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
Referring to fig. 1 and 2, in an embodiment of the present invention, a throttle valve convenient to control includes: the sealing structure comprises a lower flange 1, a valve seat 4, a valve body 6 and a support 13, wherein the lower flange 1 and the valve seat 4 are integrally formed, mounting holes are formed in the periphery of the lower end edge of the lower flange 1, the lower end of the lower flange 1 penetrates through the mounting holes through bolts to be communicated with a pipeline, the upper end of the valve seat 4 is fixedly mounted in the valve body 6 through a flat-end jacking screw 2, a first O-shaped sealing ring 3 and a second O-shaped sealing ring 5 are arranged at the contact position of the valve seat 4 and the interior of the valve body 6, and the sealing effect of connection between the valve seat 4 and the valve body 6 is improved under the matching action of the first O-shaped sealing;
a T-shaped groove is formed in the valve body 6, a valve rod 7 is movably mounted in the T-shaped groove, and the valve rod 7 is used for blocking the opening of the T-shaped groove; a flange 30 is fixedly arranged on one side of the valve body 6, a mounting hole is formed in the edge of the flange 30, and the valve body 6 is communicated with a pipeline by penetrating through the mounting hole formed in the edge of the flange 30 through a bolt;
the upper end of the valve body 6 is fixedly arranged at the lower end of the bracket 13 through a second cone end set screw 29, and a third O-shaped sealing ring 14 is arranged at the contact position of the top end of the valve body 6 and the inside of the bracket 13; the upper end of the valve rod 7 penetrates through the valve body 6 and then extends into the bracket 13, and a guide key 15 is arranged on the outer side of the position where the valve rod 7 is contacted with the upper end of the valve body 6; a valve rod nut 18 and a bearing 17 are arranged on the part of the top end of the valve rod 7 in the support 13, the bearing 17 is rotatably arranged in the support 13, one side of the valve rod nut 18 is in contact with an oil rod 19, and the oil rod 19 locks the rotating position of the valve rod nut 18; the upper end and the lower end of the valve rod nut 18 in the support 13 are hermetically mounted through a fifth O-shaped sealing ring 21 and a fourth O-shaped sealing ring 16 respectively; a bearing gland 20 is arranged at the upper end of the bracket 13, and two sides of the bearing gland 20 are fixedly installed at the upper end of the bracket 13 through first conical end set screws 22;
a key 23 is arranged on the part of the upper end of the valve rod nut 18, which penetrates through the rear part of the upper end of the support 13, a hand wheel 24 is fixedly mounted on the key 23, a hand wheel fitting head 25 is arranged in the middle of the hand wheel 24, a locking wrench 26 is arranged at the upper end of the hand wheel fitting head 25, a valve cover 27 is fixedly mounted at the upper end of the locking wrench 26, and a dust cover 28 is arranged on the outer side of the valve cover 27;
the throttle valve convenient to control adjusts the opening area of the oil saving nozzle of the T-shaped groove by rotating the hand wheel 24 to drive the valve rod 7 to move forwards and backwards, thereby achieving the purposes of controlling and adjusting the yield; the valve seat 4, the valve body 6 and the bracket 13 are all made of special hard alloy, and are corrosion-resistant and scouring-resistant; the whole throttling valve convenient to control can bear the high-pressure environment of an oil well mouth.
Furthermore, the label 9 is fixedly installed on the outer side of the valve body 6 through the rivet 8, the label 9 is made of organic transparent glass, and an operator can observe the actual area of the throttling hole channel conveniently when observing any position of the valve rod 7.
Furthermore, a packing gasket 10 is arranged inside the connecting position of the valve body 6 and the support 13 of the valve rod 7, a packing 11 is arranged at the upper end of the packing gasket 10, a packing gland 12 is arranged outside the valve body 6, and the packing 11 is injected into the position of the packing gasket 10 by opening the packing gland 12 outside the valve body 6, so that the valve rod 7 has a good sealing effect at the connecting position of the valve body 6 and the support 13.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. A throttle valve that facilitates control, comprising: the valve comprises a lower flange (1), a valve seat (4), a valve body (6) and a support (13); the method is characterized in that:
the lower flange (1) and the valve seat (4) are integrally formed, mounting holes are formed in the periphery of the lower end edge of the lower flange (1), and the lower end of the lower flange (1) penetrates through the mounting holes through bolts to be communicated with a pipeline; the upper end of the valve seat (4) is fixedly installed in the valve body (6) through a flat-end jacking screw (2), and a first O-shaped sealing ring (3) and a second O-shaped sealing ring (5) are arranged at the position where the valve seat (4) is contacted with the interior of the valve body (6);
a T-shaped groove is formed in the valve body (6), and a valve rod (7) is movably arranged in the T-shaped groove; a flange (30) is fixedly arranged on one side of the valve body (6), a mounting hole is formed in the edge of the flange (30), and the valve body (6) is communicated with a pipeline by passing a bolt through the mounting hole formed in the edge of the flange (30);
the upper end of the valve body (6) is fixedly arranged at the lower end of the bracket (13) through a second cone end set screw (29), and a third O-shaped sealing ring (14) is arranged at the position where the top end of the valve body (6) is contacted with the inside of the bracket (13); the upper end of the valve rod (7) penetrates through the valve body (6) and then extends into the support (13), and a guide key (15) is arranged on the outer side of the position where the valve rod (7) is in contact with the upper end of the valve body (6);
a valve rod nut (18) and a bearing (17) are arranged on the part of the top end of the valve rod (7) inside the bracket (13), the bearing (17) is rotatably arranged inside the bracket (13), and one side of the valve rod nut (18) is contacted with an oil rod (19); the upper end and the lower end of the valve rod nut (18) in the support (13) are hermetically mounted through a fifth O-shaped sealing ring (21) and a fourth O-shaped sealing ring (16) respectively;
a bearing gland (20) is arranged at the upper end of the support (13), and two sides of the bearing gland (20) are fixedly installed at the upper end of the support (13) through first conical end set screws (22); the valve rod nut (18) upper end is equipped with on passing the part behind support (13) upper end and is strong (23), and the installation is fixed with hand wheel (24) on being strong (23), is equipped with the hand wheel in the middle of hand wheel (24) and fits women (25), and the hand wheel fits women (25) upper end and is equipped with locking spanner (26), and locking spanner (26) upper end installation is fixed with valve bonnet (27), and the valve bonnet (27) outside is equipped with dust cover (28).
2. The throttle valve of claim 1 wherein: and a label (9) is fixedly arranged on the outer side of the valve body (6) through a rivet (8).
3. The throttle valve of claim 1 wherein: the valve rod (7) is provided with a packing gasket (10) inside the connecting position of the valve body (6) and the support (13), packing (11) is arranged at the upper end of the packing gasket (10), and a packing gland (12) is arranged on the outer side of the valve body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022675891.4U CN213541316U (en) | 2020-11-18 | 2020-11-18 | Throttle valve convenient to control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022675891.4U CN213541316U (en) | 2020-11-18 | 2020-11-18 | Throttle valve convenient to control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213541316U true CN213541316U (en) | 2021-06-25 |
Family
ID=76483414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022675891.4U Active CN213541316U (en) | 2020-11-18 | 2020-11-18 | Throttle valve convenient to control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213541316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117365377A (en) * | 2023-11-10 | 2024-01-09 | 四川阿伯丹油气技术服务有限公司 | Throttle oil nozzle for high-precision erosion-resistant drilling and working method thereof |
-
2020
- 2020-11-18 CN CN202022675891.4U patent/CN213541316U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117365377A (en) * | 2023-11-10 | 2024-01-09 | 四川阿伯丹油气技术服务有限公司 | Throttle oil nozzle for high-precision erosion-resistant drilling and working method thereof |
| CN117365377B (en) * | 2023-11-10 | 2024-06-04 | 四川阿伯丹油气技术服务有限公司 | Throttle oil nozzle for high-precision erosion-resistant drilling and working method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6487960B1 (en) | Hydraulic failsafe valve actuator | |
| WO2017157134A1 (en) | Flat-bottomed ball valve | |
| CN202834137U (en) | Underwater gate valve with hydraulic actuator | |
| CN204942717U (en) | Diaphragm stop valve | |
| CN213541316U (en) | Throttle valve convenient to control | |
| CN201110154Y (en) | Oil production, gas well mouth apparatus | |
| CN210164993U (en) | Two-stage sleeve type high-pressure throttle valve | |
| CN204922118U (en) | Relief pressure valve structure with adjustable pressure | |
| CN114776878B (en) | Stainless steel multifunctional front valve | |
| CN201521692U (en) | Novel overflow valve | |
| CN200963808Y (en) | Valve converting tool | |
| CN215980901U (en) | Inner cage type electric throttle valve | |
| CN113324079B (en) | Low-power consumption regulating valve with cut-off function | |
| CN210623631U (en) | Wear-resistant high-sealing-performance knife gate valve | |
| CN203585408U (en) | Straight-through ball valve with three high-platform threads | |
| CN219570901U (en) | Bellows decompression stop valve | |
| CN221221827U (en) | Eccentric bidirectional sealing butterfly valve | |
| CN205446731U (en) | Highly -compressed air choke valve | |
| CN214305294U (en) | Dustproof device of marine stop valve | |
| CN220688311U (en) | Multiple sealing valve for supercritical power station | |
| CN216343971U (en) | Electric high-performance double-eccentric high-pressure butterfly valve | |
| CN218913767U (en) | Quick-connection butterfly valve for pipeline | |
| CN219826773U (en) | Modularized wellhead Christmas tree convenient to split | |
| CN217815168U (en) | High-pressure small-caliber air-discharge check valve | |
| CN216692308U (en) | Novel pneumatic control hydraulic valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |