CN108644446A - Subsea production tree magnetic coupling type electric actuator - Google Patents
Subsea production tree magnetic coupling type electric actuator Download PDFInfo
- Publication number
- CN108644446A CN108644446A CN201810459112.1A CN201810459112A CN108644446A CN 108644446 A CN108644446 A CN 108644446A CN 201810459112 A CN201810459112 A CN 201810459112A CN 108644446 A CN108644446 A CN 108644446A
- Authority
- CN
- China
- Prior art keywords
- left end
- scroll spring
- magnetic
- valve
- production tree
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention provides a kind of subsea production tree magnetic coupling type Electric Actuator, including：Two servo motors, shell is fixed on by motor fixing frame respectively, servo motor output shaft is connect with Magnetic Pole Coupling outer rotor, magnetic coupler internal rotor and spline drived axis connection, magnetic coupler inner and outer Rotator coupled drive, spline shaft is transmitted to by motor power；Spline shaft is connect with scroll spring rotor, and scroll spring stator is fixed on shell, and spline shaft rotation drives scroll spring reed rotation compression store kinetic energy；Transmission gear, driving rack are separately mounted on spline shaft and sliding slot, realize that rack-and-pinion precisely engages；Driving rack is connect with valve connecting rod, and valve connecting rod is pushed to move back and forth；Solenoid valve seat is mounted on shell, and valve rod, solenoid valve are mounted in solenoid valve seat, are used for Locked valve connecting rod；ROV rotary shafts are connect with ROV, and valve is closed in emergency circumstances ROV operations.The configuration of the present invention is simple, assembly and disassembly are convenient, scroll spring accumulation of energy, and when system dead electricity can invert with nutating gear and then valve is pushed to close, safe and reliable；Servo motor Redundancy Design, rack pinion is efficient, and Magnetic Pole Coupling enhances sealing reliability, can be used for complete electric production tree valve driving.
Description
Technical field
The invention belongs to offshore oil equipment fields, and in particular, to a kind of electronic execution of subsea production tree magnetic coupling type
Device.
Background technology
With the increasingly depleted of landing field petroleum resources, using just in accelerated development, subsea production tree is for marine petroleum development
Exploiting ocean oil essential equipment is mostly important one of the equipment of subsea production system.Subsea production tree can be divided into
All-hydraulic production tree, electric-hydraulic combined production tree and complete electric production tree.Full electricity production tree substitutes hydraulic system using electric-control system, subtracts
Few pollution to marine environment improves system reliability and transmission efficiency, and electric production tree complete at this stage is still in research and probe rank
The large-scale application of section, full electricity production tree is the development trend of subsea production tree from now on.
Electric Actuator is one of the critical component of complete electric production tree, the valvular switch of control institute, adjust production flow,
Chemical reagent injection rate.Electric Actuator uses leadscrew-nut mechanism, spring reset to realize function at present, and mechanical loss is larger,
Transmission efficiency is relatively low.In addition, there are larger risk of leakage for single sealing mechanism.
Invention content
To overcome the deficiencies of existing technologies, the present invention provides subsea production tree magnetic coupling type Electric Actuator.
To solve the above problems, the present invention is used with following technical proposals：
Subsea production tree magnetic coupling type Electric Actuator, it is characterised in that：Including two servo motors, the servo motor
Respectively shell is fixed on by motor fixing frame, the servo motor output shaft passes through Magnetic Pole Coupling and spline shaft
Connection drives the spline shaft to rotate, and the spline shaft is connect with scroll spring, transmission gear, and the spline passes
Moving axis drives the scroll spring, transmission gear rotation；The scroll spring store kinetic energy, the transmission gear, which pushes, to be passed
Carry-over bar moves back and forth；The driving rack is connect with valve connecting rod, and the valve connecting rod is pushed to move back and forth；The valve
Door connecting rod reaches designated position, and the solenoid valve obtains electric, the promotion valve rod latching valve connecting rod.
Preferably, the magnetic coupler includes：Magnetic Pole Coupling outer rotor, external rotor magnetic poles, separation sleeve, magnetic coupling connection
Axis device internal rotor, internal rotor magnetic pole；The servo motor output shaft is connect by bolt with the Magnetic Pole Coupling outer rotor,
The Magnetic Pole Coupling internal rotor is by bolt and the spline drived axis connection, the magnetic coupler outer rotor and the magnetic
Coupler internal rotor passes through magnetic coupling；The spline shaft is connect by round end flat key with the transmission gear；It is described to watch
It takes motor and transfers power to the spline shaft；The spline shaft drives the transmission gear rotation；The transmission
Gear is engaged with the driving rack, and the driving rack is driven to move back and forth；The driving rack is mounted in sliding slot, described
Sliding slot is fixed on the shell, and the driving rack pushes the valve connecting rod to move back and forth.
Preferably, the spline shaft is fixed on by a pair of of deep groove ball bearing on shell, the deep groove ball bearing point
It is not fixed on the housing by abutment sleeve, circlip for shaft, circlip for hole.
Preferably, the spline shaft is connect by rectangular spline with the scroll spring；The scroll spring includes：
Scroll spring rotor, scroll spring reed, scroll spring stator；The scroll spring reed compression rotation store kinetic energy, system
Dead electricity, the scroll spring driving valve are closed.Preferably, the solenoid valve includes valve rod, solenoid valve seat；The solenoid valve seat
It is secured by bolts on the shell；The separation sleeve is sealed with the shell by magnetic coupler sealing ring, is improved
Sealing effect；Bottom end seal material gland is installed in the shell lower end, and bottom end seal is loaded in the bottom end seal material gland
Packing material realizes bottom end dynamic sealing.The spline shaft left end passes through left end Magnetic Pole Coupling and ROV interface rotary shafts
Connection.
Preferably, the ROV interfaces rotary shaft is connect by deep groove ball bearing with left end fixed frame, the left end fixed frame
It is bolted on the housing, in emergency circumstances, external ROV manipulates the ROV interfaces rotary shaft rotation, realizes valve
It closes.
Preferably, the left end fixed frame, the left end Magnetic Pole Coupling are sealed in left end seal sleeve；Left end is close
Closure material gland is mounted on by bolt on the left end seal sleeve；Left end sealing is loaded in the left end sealing material gland
Packing material realizes left end dynamic sealing；The shell right end installs right end seal sleeve, and internal junction is realized by housing seal circle
Structure seals；Watertight connector, cable and the servo motor, the solenoid valve, the watertight are installed on the right end seal sleeve
Connector connects, and realizes electric power and communication signal transmission.
Description of the drawings
Fig. 1 is the mechanical structure portion schematic diagram of the present invention.
Fig. 2 is the internal drive system schematic three dimensional views of the present invention.
In figure, 1, servo motor, 2, motor fixing frame, 3, Magnetic Pole Coupling outer rotor, 4, external rotor magnetic poles, 5, isolation
Set, 6, internal rotor magnetic pole, 7, two period of magnetic coupling internal rotor, 8, spline shaft, 9, circlip for shaft, 10, deep-groove ball axis
It holds, 11, abutment sleeve, 12, housing seal circle, 13, scroll spring stator, 14, left end cap seal sleeve, 15, left end fixed frame,
16, left end sealing material gland, 17, left end sealed filling material, 18, ROV interface rotary shafts, 19, circlip for hole, 20,
Left end Magnetic Pole Coupling, 21, Magnetic Pole Coupling sealing ring, 22, solenoid valve seat, 23, solenoid valve, 24, valve rod, 25, valve
Connecting rod, 26, bottom end seal packing material, 27, bottom end seal material gland, 28, transmission gear, 29, shell, 30, driving cog
Item, 31, sliding slot, 32, cable, 33, right end seal sleeve, 34, watertight connector, 35, scroll spring reed, 36, scroll spring turns
Son.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with attached drawing.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application mutually can be combined arbitrarily.
Embodiment one：
The present invention provides the subsea production tree magnetic coupling type Electric Actuator as shown in attached drawing 1-2, it is characterised in that：It watches
It takes motor 1 and shell 29 is fixed on by motor fixing frame 2,1 output shaft of servo motor passes through Magnetic Pole Coupling and spline drived
Axis 8 connects, and driving spline shaft 8 rotates, and spline shaft 8 is connect with scroll spring, transmission gear 28, spline shaft 8
Scroll spring, transmission gear 28 is driven to rotate,；Scroll spring store kinetic energy, transmission gear 28 push driving rack 30 back and forth to move
Dynamic, above-mentioned is dual redundant driven Design；Driving rack 30 is connect with valve connecting rod 25, and valve connecting rod 25 is pushed back and forth to move
It is dynamic；Valve connecting rod 25 reaches designated position, and solenoid valve 23 must be electric, and valve rod 24 is pushed to lock the valve connecting rod 25.
Preferably, magnetic coupler includes：Magnetic Pole Coupling outer rotor 3, external rotor magnetic poles 4, separation sleeve 5, magnetic coupling connection
Axis device internal rotor 7, internal rotor magnetic pole 6；1 output shaft of servo motor is connect by bolt with Magnetic Pole Coupling outer rotor 3, magnetic coupling
It closes shaft coupling internal rotor 7 to connect with spline shaft 8 by bolt, magnetic coupler outer rotor 3 and the magnetic coupler internal rotor 7
Pass through magnetic coupling；Spline shaft 8 is connect by round end flat key with transmission gear 28；Servo motor 1 transfers power to institute
State spline shaft 8；Transmission gear 28 is engaged with driving rack 30, and driving driving rack 30 moves back and forth；Driving rack 30 is pacified
In sliding slot 31, sliding slot 31 is fixed on the shell 29, and driving rack 30 pushes valve connecting rod 25 to move back and forth.
Preferably, spline shaft 8 is fixed on by a pair of of deep groove ball bearing 10 on shell, everywhere with deep groove ball bearing 10
Same model bearing is fixed on by abutment sleeve 11, circlip for shaft 9, circlip for hole 19 on shell 29 respectively.
Preferably, spline shaft 8 is connect by rectangular spline with scroll spring；Scroll spring includes：Scroll spring turns
Son 36, scroll spring reed 35, scroll spring stator 13；35 rotary compression storage kinetic energy of scroll spring reed, system dead electricity, institute
Scroll spring driving valve is stated to close.
Preferably, solenoid valve 23 includes valve rod 24, solenoid valve seat 22；Solenoid valve seat 22 is secured by bolts in shell 29
On；Separation sleeve 5 is sealed with shell 29 by magnetic coupler sealing ring 21, and sealing effect is improved；29 lower end of shell is installed by bottom
Sealing material gland 27 is held, bottom end seal packing material 26 is loaded in bottom end seal material gland 27, realizes bottom end dynamic sealing.Flower
8 left end of key transmission shaft is connect by left end Magnetic Pole Coupling 20 with ROV interfaces rotary shaft 18；ROV interfaces rotary shaft 18 passes through
Deep groove ball bearing is connect with left end fixed frame 15, and left end fixed frame 15 is bolted on the housing, in emergency circumstances,
External ROV manipulates ROV interfaces rotary shaft 18 and rotates, and realizes that valve is closed.
Preferably, left end fixed frame 15, left end Magnetic Pole Coupling 20 are sealed in left end seal sleeve 14；Left end seals
Material gland 16 is mounted on by bolt on left end seal sleeve 14；16 load left end sealing filling in left end sealing material gland
Material 17 realizes left end dynamic sealing；29 right end of shell installs right end seal sleeve 33, and housing seal circle 12 realizes that internal structure is close
Envelope；Watertight connector 34 is installed, cable 32 is connect with servo motor, solenoid valve 23, watertight connector 34, real on right end seal sleeve 33
Existing electric power and communication signal transmission.
The subsea production tree magnetic coupling type Electric Actuator of the present invention can be widely applied to complete electric production tree valve driving field
It closes, the configuration of the present invention is simple, assembly and disassembly is convenient, and scroll spring accumulation of energy is safe and reliable, servo motor Redundancy Design, tooth
Rack transmission efficiency is taken turns, Magnetic Pole Coupling enhances sealing reliability.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. subsea production tree magnetic coupling type Electric Actuator, it is characterised in that：Including two servo motors, the servo motor point
Other to be fixed on shell by motor fixing frame, the servo motor output shaft is connected by Magnetic Pole Coupling and spline shaft
It connects, the spline shaft is driven to rotate, the spline shaft is connect with scroll spring, transmission gear, the spline drived
Axis drives the scroll spring, transmission gear rotation；The scroll spring store kinetic energy, the transmission gear push transmission
Rack moves back and forth；The driving rack is connect with valve connecting rod, and the valve connecting rod is pushed to move back and forth；The valve
Connecting rod reaches designated position, and solenoid valve obtains electric, the promotion valve rod latching valve connecting rod.
2. subsea production tree magnetic coupling type Electric Actuator as described in claim 1, it is characterised in that：
The magnetic coupler includes：Magnetic Pole Coupling outer rotor, external rotor magnetic poles, separation sleeve, Magnetic Pole Coupling internal rotor,
Internal rotor magnetic pole；The servo motor output shaft is connect by bolt with the Magnetic Pole Coupling outer rotor, the magnetic coupling
Shaft coupling internal rotor is turned by bolt and the spline drived axis connection, the magnetic coupler outer rotor in the magnetic coupler
Son passes through magnetic coupling；The spline shaft is connect by round end flat key with the transmission gear；The spline shaft band
The dynamic transmission gear rotation；The transmission gear is engaged with the driving rack, and the driving rack is driven to move back and forth.
3. subsea production tree magnetic coupling type Electric Actuator as claimed in claim 2, it is characterised in that：
The spline shaft is fixed on by a pair of of deep groove ball bearing on shell, and the deep groove ball bearing passes through positioning sleeve respectively
Cylinder, circlip for shaft, circlip for hole are fixed on the housing.
4. subsea production tree magnetic coupling type Electric Actuator as claimed in claim 3, it is characterised in that：
The spline shaft is connect by rectangular spline with the scroll spring；The scroll spring includes：Scroll spring turns
Son, scroll spring reed, scroll spring stator；The scroll spring reed compression rotation store kinetic energy.
5. the subsea production tree magnetic coupling type Electric Actuator as described in claim 1-4 any one, it is characterised in that：
The driving rack is mounted in sliding slot, and the sliding slot is fixed on the shell, and the driving rack pushes the valve
Door connecting rod moves back and forth.The solenoid valve includes valve rod, solenoid valve seat；The solenoid valve seat is secured by bolts in the shell
On body；The separation sleeve is sealed with the shell by magnetic coupler sealing ring, and sealing effect is improved；The shell lower end
Bottom end seal material gland is installed, bottom end seal packing material is loaded in the bottom end seal material gland, it is close to realize that bottom end is moved
Envelope.The spline shaft left end rotates axis connection by left end Magnetic Pole Coupling and ROV interfaces.
6. subsea production tree magnetic coupling type Electric Actuator as claimed in claim 5, it is characterised in that：
The ROV interfaces rotary shaft is connect by deep groove ball bearing with left end fixed frame, and the left end fixed frame is connected by bolt
It connects on the housing, in emergency circumstances, external ROV manipulates the ROV interfaces rotary shaft rotation, realizes that valve is closed.
7. subsea production tree magnetic coupling type Electric Actuator as claimed in claim 6, it is characterised in that：
The left end fixed frame, the left end Magnetic Pole Coupling are sealed in left end seal sleeve；Left end sealing material gland
It is mounted on the left end seal sleeve by bolt；Left end sealed filling material is loaded in the left end sealing material gland,
Realize left end dynamic sealing；The shell right end installs right end seal sleeve, realizes internal structure sealing.
8. subsea production tree magnetic coupling type Electric Actuator as claimed in claim 7, it is characterised in that：
Watertight connector, cable and the servo motor, the solenoid valve, the watertight connector are installed on the right end seal sleeve
Electric power and communication signal transmission are realized in connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459112.1A CN108644446B (en) | 2018-05-15 | 2018-05-15 | Subsea production tree magnetic coupling type Electric Actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459112.1A CN108644446B (en) | 2018-05-15 | 2018-05-15 | Subsea production tree magnetic coupling type Electric Actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108644446A true CN108644446A (en) | 2018-10-12 |
| CN108644446B CN108644446B (en) | 2019-07-19 |
Family
ID=63755512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810459112.1A Active CN108644446B (en) | 2018-05-15 | 2018-05-15 | Subsea production tree magnetic coupling type Electric Actuator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056704A (en) * | 2019-05-21 | 2019-07-26 | 浙江银轮机械股份有限公司 | Valve |
| CN111473150A (en) * | 2020-03-03 | 2020-07-31 | 中国石化销售股份有限公司华南分公司 | Fail-safe multi-redundancy control angle stroke rapid cut-off execution device |
| CN111854254A (en) * | 2019-09-16 | 2020-10-30 | 浙江大学宁波理工学院 | Ice shaving machine |
| CN112629277A (en) * | 2020-12-15 | 2021-04-09 | 沈阳真空技术研究所有限公司 | Magnetic coupling type stroboscopic observation window |
| NO20200365A1 (en) * | 2020-03-27 | 2021-09-28 | Vetco Gray Scandinavia As | Self-propelled valve actuator on a rail transport system for manifolds and subsea trees |
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| DE4401485A1 (en) * | 1994-01-21 | 1995-07-27 | Fluid Team Automationstechnik | Control valve for hydrostatic systems |
| CN2457408Y (en) * | 2000-12-08 | 2001-10-31 | 阎洪昌 | New electric control valve |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056704A (en) * | 2019-05-21 | 2019-07-26 | 浙江银轮机械股份有限公司 | Valve |
| CN111854254A (en) * | 2019-09-16 | 2020-10-30 | 浙江大学宁波理工学院 | Ice shaving machine |
| CN111473150A (en) * | 2020-03-03 | 2020-07-31 | 中国石化销售股份有限公司华南分公司 | Fail-safe multi-redundancy control angle stroke rapid cut-off execution device |
| NO20200365A1 (en) * | 2020-03-27 | 2021-09-28 | Vetco Gray Scandinavia As | Self-propelled valve actuator on a rail transport system for manifolds and subsea trees |
| NO345956B1 (en) * | 2020-03-27 | 2021-11-15 | Vetco Gray Scandinavia As | Self-propelled valve actuator on a rail transport system for manifolds and subsea trees |
| CN112629277A (en) * | 2020-12-15 | 2021-04-09 | 沈阳真空技术研究所有限公司 | Magnetic coupling type stroboscopic observation window |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108644446B (en) | 2019-07-19 |
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Inventor after: Liu Peng Inventor after: Liu Yonghong Inventor after: Cai Baoping Inventor after: Yuan Xiaobing Inventor after: Huang Zhiqian Inventor after: Wei Xiaoxuan Inventor after: Sun Xiutao Inventor before: Cai Baoping Inventor before: Liu Peng Inventor before: Liu Yonghong Inventor before: Yuan Xiaobing Inventor before: Huang Zhiqian Inventor before: Wei Xiaoxuan Inventor before: Sun Xiutao |
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Inventor after: Cai Baoping Inventor after: Liu Peng Inventor after: Liu Yonghong Inventor after: Yuan Xiaobing Inventor after: Huang Zhiqian Inventor after: Wei Xiaoxuan Inventor after: Sun Xiutao Inventor before: Liu Peng Inventor before: Liu Yonghong Inventor before: Cai Baoping Inventor before: Yuan Xiaobing Inventor before: Huang Zhiqian Inventor before: Wei Xiaoxuan Inventor before: Sun Xiutao |