CN203685123U - Erosion-resistant oil nozzle system - Google Patents
Erosion-resistant oil nozzle system Download PDFInfo
- Publication number
- CN203685123U CN203685123U CN201320802726.8U CN201320802726U CN203685123U CN 203685123 U CN203685123 U CN 203685123U CN 201320802726 U CN201320802726 U CN 201320802726U CN 203685123 U CN203685123 U CN 203685123U
- Authority
- CN
- China
- Prior art keywords
- oil nozzle
- assembly
- power assembly
- erosion
- pipe nipple
- 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.)
- Expired - Lifetime
Links
- 230000003628 erosive effect Effects 0.000 title abstract description 9
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 7
- 210000002445 nipple Anatomy 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000004576 sand Substances 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 84
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000003371 toe Anatomy 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses an erosion-resistant oil nozzle system which comprises a scale indication staff, a power assembly, an oil nozzle assembly, an oil nozzle body, an anti-wear sheath, an inlet flange pup joint, an outlet flange pup joint and a remote hydraulic control system, wherein the power assembly is connected with the oil nozzle assembly and is used for driving the oil nozzle assembly; the scale indication staff is connected with the power assembly; the oil nozzle assembly is mounted in the oil nozzle body; the inlet flange pup joint and the outlet flange pup joint are respectively connected to the upstream and downstream of the oil nozzle body; the anti-wear sheath is mounted on the outlet flange pup joint; the power assembly is connected with the remote hydraulic control system. According to the utility model, the needs in throttling and pressure control operation of ground test of ultra-deep high-pressure oil-gas wells and large sand fracturing wells can be satisfied, the erosion resistance of a throttling system is improved and the service life of the throttling system is prolonged, the difficult problems about poor erosion resistance and short service life of a common oil nozzle or a throttling valve under extremely serious working conditions are solved, the safety and controllability in ground test operation are improved, and the risk in test operation is reduced.
Description
Technical field
The utility model relates to a kind of oil nozzle system being applied in high-pressure gas well, sand fracturing well test jobs.
Background technology
Oil test operation ground reducing pressure by regulating flow mainly adopts conventional positive choke or adjustable throttling to control.
If publication number is CN201443322U, the Chinese patent literature that open day is on April 28th, 2010 discloses a kind of flashboard type adjustable choke nipple fixing device of oil field, comprising: housing, upper cover, upper gasket, flashboard, adjusting rod, pressing plate, pad, ceramic mouth core, middle washer, sunk screw; Its housing is " ten " font cylindrical structure, two ends, housing left and right are provided with hoop, hoop both ends of the surface are provided with steel ring slot, housing central cross is provided with runner, longitudinally be provided with cuboid flashboard slot, flashboard can move up and down at flashboard slot, flashboard upper end and adjusting rod lower end are hooked together, adjusting rod be threaded with upper cover centre bore through, adjusting rod top is provided with square toes, upper cover internal thread is connected with housing external screw thread, and upper gasket is equipped with in centre, the ceramic mouth core with different mouths hole that on rectangular body flashboard, uniform quantity is greater than 1.It is capable of regulating oil nozzle size that the utility model need not stop production, and has valve function, easy to operate, safe and reliable, ceramic mouth core long service life, and rate while improving oil well production, reduces crude oil loss, prevents the pollution of the environment, and alleviates labor strength.
But, prior art take above-mentioned patent documentation as representative, its erosive wear resistance is poor, while particularly returning discharge opeing after the extensive sand fracturing of the unconventional gas reservoir such as shale gas, tight gas, formation sand production is serious, or in the discharge opeing of high-pressure gas well open flow, test process, usually causing conventional oil nozzle or choke valve well damage, application life is short.As large in the vibrations of pin type choke valve, voice is large, and needle and valve seat are easily pierced, and valve rod easily ruptures; Wedge type choke valve wedge surface is easily stabbed, the bad control of throttling.Therefore in the safe pressure control operation of the ground test under the mal-condition such as high pressure, formation sand production, due to conventional positive choke or choke valve erosive wear resistance poor, often hinder the carrying out of continuous safe discharge opeing operation, control the improper upstream device that even causes and damage.Conventional positive choke can not be adjusted oil nozzle size simultaneously, and operating personnel needs the frequent oil nozzle of changing, and field operation personnel labor intensity is large.
Summary of the invention
The utility model is intended to for the existing defect of above-mentioned prior art and deficiency, a kind of Anti-erosion oil nozzle system is provided, the utility model can meet the needs of super dark high-pressure oil-gas well and extensive sand fracturing well ground test throttling pressure control operation, anti-erosion property and the application life of throttle system are improved, solve conventional oil nozzle or choke valve erosive wear resistance under an exceedingly odious working condition short difficult problem in poor and application life, the safety and the controllability that have improved ground test operation, reduced test jobs risk.
The utility model is by adopting following technical proposals to realize:
A kind of Anti-erosion oil nozzle system, it is characterized in that: comprise graduation indication scale, power assembly, oil nozzle assembly, oil nozzle body, anti-wear sheath, inlet flange pipe nipple, outlet(discharge) flange pipe nipple and Remote Hydraulic control system, wherein: described power assembly is connected with oil nozzle assembly and drives described oil nozzle assembly, graduation indication scale is connected with power assembly, oil nozzle assembly is arranged in oil nozzle body, described inlet flange pipe nipple and outlet(discharge) flange pipe nipple are connected to the upstream and downstream of oil nozzle body, anti-wear sheath is installed on outlet(discharge) flange pipe nipple, power assembly is connected with described Remote Hydraulic control system.
Described power assembly is mainly made up of fluid motor, worm gear, worm screw and housing, and housing is connected with oil nozzle body by bolt, and fluid motor is driven by Remote Hydraulic control system, and turbine and worm screw coordinate and be arranged in described housing, and worm gear is connected on fluid motor.
Described oil nozzle assembly is mainly made up of oil nozzle, resistance oil nozzle sleeve, oil nozzle valve seat and connecting rod, and oil nozzle is installed in described resistance oil nozzle sleeve, and oil nozzle, resistance oil nozzle sleeve and oil nozzle valve seat are installed in described oil nozzle body.
Power assembly is connected with the connecting rod in oil nozzle assembly by screw rod.
Described graduation indication scale is connected with the screw rod of power assembly.
Described oil nozzle and oil nozzle valve seat adopt column type symmetrical structure, and oil nozzle center is provided with longitudinally runs through perforate.
Described anti-wear sheath refers to the sheath that is inlaid with carbide alloy or all-carbide.
Compared with prior art, the beneficial effect that the utility model reaches is as follows:
1, in the utility model, by the Anti-erosion oil nozzle system that adopts " graduation indication scale, power assembly, oil nozzle assembly, oil nozzle body, anti-wear sheath, inlet flange pipe nipple, outlet(discharge) flange pipe nipple and Remote Hydraulic control system " to form, its operating pressure 105MPa, ℃-121 ℃, temperature-29.Power assembly adopts fluid motor to drive Worm Wheel System, and by the control of Remote Hydraulic control system, fast response time, can realize meticulous control aperture.
2, in the utility model, oil nozzle adopts the design of column type symmetrical structure, and efficient cooperation the between oil nozzle and oil nozzle valve seat makes the linear variation in maximum magnitude of throttle valve opening and fluid handling capacity, and controllability is good.
3, in the utility model; oil nozzle system downstream adopts the sheath design of tungsten carbide button; can effectively protect rear end, throttling exit certain distance scope gut line to avoid the strong erosion of fluid medium entrained with it after throttling, effectively protect pipeline, improve the safety of ground test operation.
4, in the utility model, oil nozzle and oil nozzle valve seat adopt column type symmetrical structure, two ends can exchange use, can improve service efficiency and the life cycle of oil nozzle, oil nozzle valve seat, oil nozzle Center longitudinally runs through perforate, facilitate screw rod to be effectively connected with oil nozzle by connecting rod, drive oil nozzle to adjust throttle opening size thereby realize Worm Wheel System.
In sum, the utility model can meet the needs of super dark high-pressure oil-gas well and extensive sand fracturing well ground test throttling pressure control operation, anti-erosion property and the application life of throttle system are improved, solve conventional oil nozzle or choke valve erosive wear resistance under an exceedingly odious working condition short difficult problem in poor and application life, the safety and the controllability that have improved ground test operation, reduced test jobs risk.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model.
Mark in figure:
1, graduation indication scale, 2, power assembly, 3, oil nozzle assembly, 4, oil nozzle body, 5, anti-wear sheath, 6, inlet flange pipe nipple, 7, outlet(discharge) flange pipe nipple, 8, Remote Hydraulic control system, 9, fluid motor, 10, worm gear, 11, worm screw, 12, housing, 13, oil nozzle, 14, resistance oil nozzle sleeve, 15, oil nozzle valve seat, 16, connecting rod.
The specific embodiment
Embodiment 1
As a preferred embodiments of the present utility model, it specifically comprises graduation indication scale, power assembly, oil nozzle assembly, oil nozzle body, anti-wear sheath, inlet flange pipe nipple, outlet(discharge) flange pipe nipple and Remote Hydraulic control system, wherein: described power assembly is connected with oil nozzle assembly and drives described oil nozzle assembly, graduation indication scale is connected with power assembly, oil nozzle assembly is arranged in oil nozzle body, described inlet flange pipe nipple and outlet(discharge) flange pipe nipple are connected to the upstream and downstream of oil nozzle body, anti-wear sheath is installed on outlet(discharge) flange pipe nipple, power assembly is connected with described Remote Hydraulic control system.
Wherein, the power assembly, oil nozzle assembly and the Remote Hydraulic control system that adopt are the state of the art, and for example power assembly adopts turbine and worm structure, and oil nozzle adopts conventional oil nozzle structure, and Remote Hydraulic control system is exactly a hydraulic control box.
Embodiment 2
As preferred forms of the present utility model, it mainly comprises following components: graduation indication scale 1, power assembly 2, oil nozzle assembly 3, oil nozzle body 4, anti-wear sheath 5, inlet flange pipe nipple 6, outlet(discharge) flange pipe nipple 7 and Remote Hydraulic control system 8.This device is arranged in the front-end pipeline or manifold of ground flow equipment, and wherein power assembly 2 is mainly made up of fluid motor, worm gear, worm screw, housing, and housing is connected with oil nozzle body 4 by bolt, and fluid motor is driven by Remote Hydraulic control system (8); Oil nozzle assembly 3 is mainly made up of oil nozzle, resistance oil nozzle sleeve, oil nozzle valve seat, connecting rod etc.Oil nozzle assembly 3 is arranged in oil nozzle body 4, and power assembly 2 is connected with the connecting rod in oil nozzle assembly 3 by the screw rod of worm gear heart portion, and graduation indication scale 1 is connected with the screw rod of power assembly 2.Inlet flange pipe nipple 6 and outlet(discharge) flange pipe nipple 7 are connected to the upstream and downstream of oil nozzle body 4, and anti-wear sheath 5 is installed in outlet(discharge) flange pipe nipple 7.
Its operating principle is: flow process upstream fluid enters oil nozzle device by inlet flange pipe nipple, by flowing through outlet(discharge) flange to downstream behind the annular gap between oil nozzle and oil nozzle valve seat.Adjusting is realized by power assembly in gap between oil nozzle and oil nozzle valve seat, power assembly is connected with Remote Hydraulic control system, drive power assembly hydraulic motor operations by Remote Hydraulic control system, drive worm and wormwheel and drive screw rod to advance and retreat, because screw rod and oil nozzle connecting rod join, thereby the motion of screw rod will drive seesawing of oil nozzle connecting rod and oil nozzle, reaches the object that increases or reduce gap between oil nozzle and oil nozzle valve seat, realizes any adjusting of throttle opening.Throttle opening can be observed by graduation indication scale, also can, by installation site, worm screw rear end indication sensor, directly show the size of throttle opening on hydraulic control panel.
Claims (7)
1. an Anti-erosion oil nozzle system, it is characterized in that: comprise graduation indication scale (1), power assembly (2), oil nozzle assembly (3), oil nozzle body (4), anti-wear sheath (5), inlet flange pipe nipple (6), outlet(discharge) flange pipe nipple (7) and Remote Hydraulic control system (8), wherein: described power assembly (2) is connected with oil nozzle assembly (3) and drives described oil nozzle assembly (3), graduation indication scale (1) is connected with power assembly (2), oil nozzle assembly (3) is arranged in oil nozzle body (4), described inlet flange pipe nipple and outlet(discharge) flange pipe nipple (7) are connected to the upstream and downstream of oil nozzle body (4), anti-wear sheath (5) is installed on outlet(discharge) flange pipe nipple (7), power assembly (2) is connected with described Remote Hydraulic control system (8).
2. Anti-erosion oil nozzle system according to claim 1, it is characterized in that: described power assembly (2) is mainly made up of fluid motor, worm gear, worm screw and housing, housing is connected with oil nozzle body (4) by bolt, fluid motor is driven by Remote Hydraulic control system (8), turbine and worm screw coordinate and are arranged in described housing, and turbine is connected on fluid motor.
3. Anti-erosion oil nozzle system according to claim 1 and 2, it is characterized in that: described oil nozzle assembly (3) is mainly made up of oil nozzle, resistance oil nozzle sleeve, oil nozzle valve seat and connecting rod, resistance oil nozzle sleeve is loaded in described resistance oil nozzle sleeve, and oil nozzle and resistance oil nozzle sleeve are installed in described oil nozzle valve seat.
4. Anti-erosion oil nozzle system according to claim 3, is characterized in that: power assembly (2) is connected with the connecting rod in oil nozzle assembly (3) by worm screw.
5. Anti-erosion oil nozzle system according to claim 4, is characterized in that: described graduation indication scale (1) is connected with the worm screw of power assembly (2).
6. Anti-erosion oil nozzle system according to claim 1, is characterized in that: described oil nozzle and oil nozzle valve seat adopt column type symmetrical structure, and oil nozzle center is provided with longitudinally runs through perforate.
7. Anti-erosion oil nozzle system according to claim 1, is characterized in that: described anti-wear sheath (5) refers to the sheath that is inlaid with carbide alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320802726.8U CN203685123U (en) | 2013-12-09 | 2013-12-09 | Erosion-resistant oil nozzle system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320802726.8U CN203685123U (en) | 2013-12-09 | 2013-12-09 | Erosion-resistant oil nozzle system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685123U true CN203685123U (en) | 2014-07-02 |
Family
ID=51007042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320802726.8U Expired - Lifetime CN203685123U (en) | 2013-12-09 | 2013-12-09 | Erosion-resistant oil nozzle system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110894778A (en) * | 2018-09-13 | 2020-03-20 | 中国石油天然气股份有限公司 | Regulating valve |
-
2013
- 2013-12-09 CN CN201320802726.8U patent/CN203685123U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110894778A (en) * | 2018-09-13 | 2020-03-20 | 中国石油天然气股份有限公司 | Regulating valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210722 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING Co. Address before: The 1 section of No. 3 company Chuanqing Drilling Technology Information Office Chenghua District Green Road 610051 Chengdu City, Sichuan Province Patentee before: CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING Co. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |