CN106639937A - Installation and recovery device of throttling valve in underwater oil production system - Google Patents

Installation and recovery device of throttling valve in underwater oil production system Download PDF

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Publication number
CN106639937A
CN106639937A CN201611204648.6A CN201611204648A CN106639937A CN 106639937 A CN106639937 A CN 106639937A CN 201611204648 A CN201611204648 A CN 201611204648A CN 106639937 A CN106639937 A CN 106639937A
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CN
China
Prior art keywords
choke valve
production system
installation
hydraulic
drilling rod
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.)
Pending
Application number
CN201611204648.6A
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Chinese (zh)
Inventor
王懿
王丽男
程友祥
彭超
戚昱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China University of Petroleum Beijing
Chongqing Qianwei Technologies Group Co Ltd
Original Assignee
China University of Petroleum Beijing
Chongqing Qianwei Technologies Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China University of Petroleum Beijing, Chongqing Qianwei Technologies Group Co Ltd filed Critical China University of Petroleum Beijing
Priority to CN201611204648.6A priority Critical patent/CN106639937A/en
Publication of CN106639937A publication Critical patent/CN106639937A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)

Abstract

The invention provides an installation and recovery device of a throttling valve in an underwater oil production system. The installation and recovery device of the throttling valve in the underwater oil production system includes a connecting support assembly, a hydraulic clamping device and a guiding assembly, wherein the connecting support assembly is connected with a drilling rod, the hydraulic clamping device is fixed on the connecting support assembly and can clamp or loosen the throttling valve of the underwater oil production system through driving of a underwater unmanned submersible machine, and the guiding assembly is connected with the connecting support assembly. The hydraulic clamping device is adopted to replace a mechanical locking mechanism of a remote-control unmanned submersible machine in the prior art and can effectively reduce the number of the remote-control unmanned submersible machine and perform an accurate locking operation, and the influence of underwater working environment on the operation of the remote-control unmanned submersible machine is avoided.

Description

The installation of choke valve and retracting device in submerged production system
Technical field
The present invention relates to the submerged production system field in ocean engineering technology, saves in specifically a kind of submerged production system The installation of stream valve and retracting device.
Background technology
With the expanding day of marine mining scope, deep-sea oil exploitation has become the important front edge position of petroleum industry. The production domesticization of the vertical production tree kit in subsea production system becomes increasingly important.Choke valve is transferred and installed back and knocks off Tool is vitals therein, it is possible to achieve certain installation is carried out to choke valve, is safeguarded and is reclaimed.Accelerate propulsion oil gas under water The process of production.
In China's prior art the manufacturing experience of vertical production tree kit is zero, and wherein choke valve installation tool sets Meter basis is also blank out.And the retaining mechanism of the choke valve installation tool of foreign countries employs unmanned remote controlled diving machine (ROV) mechanical interlocking is realized in operation, but the technology of Remote ROV is ripe not enough under deep water, and ROV real in deep water It is vulnerable to sea situation impact during existing action, so realizing that mechanical interlocking effect is poor using ROV in prior art.
The content of the invention
The invention provides the installation of choke valve and retracting device in a kind of submerged production system, to reach choke valve safety The purpose for smoothly reclaiming and transferring.
The technical solution adopted for the present invention to solve the technical problems is:The installation of choke valve in a kind of submerged production system And retracting device, the installation of choke valve and retracting device include in submerged production system:Connection support component, is connected with drilling rod; Hydraulic clamp, is fixed in connection support component, and hydraulic clamp can be pressed from both sides under the driving of unmanned remote controlled diving machine Choke valve that is tight or unclamping submerged production system;Guidance set, connects with support component is connected.
Further, hydraulic clamp includes:Hydraulic elevator, is fixed in connection support component;Hydraulic clamp group Part, is arranged on hydraulic elevator, and hydraulic elevator can drive hydraulic clamp component to move along the axis direction of drilling rod, and Hydraulic clamp component being capable of moving radially and clamping on choke valve along drilling rod.
Further, hydraulic elevator includes first hydraulic cylinder and vertical lifting bar, and first hydraulic cylinder can drive vertically Elevating lever is moved along the axis direction of drilling rod.
Further, hydraulic clamp component includes second hydraulic cylinder and multiple claws, and second hydraulic cylinder can drive multiple Radial clamping or release choke valve of the claw along drilling rod.
Further, connecting support component includes connection framework and drilling rod adapter, and connection framework is tubular Openworks shape knot Structure, drilling rod adapter is arranged on the upper end of connection framework, and drilling rod adapter can be connected with drilling rod, and hydraulic clamp is arranged on In connection framework, guidance set is arranged on the lower end of connection framework.
Further, diving machine operation handrail is fixedly installed on the outside of connection framework.
Further, guidance set includes pilot sleeve, and the upper end of pilot sleeve is fixed with the lower end for being connected support component Connection.
Further, it is provided with retainer ring on pilot sleeve, retainer ring is convex along the circumferentially disposed ring-type of pilot sleeve Edge.
Further, retainer ring lower surface is provided with for the cushion of buffering.
Further, the bottom of guide cylinder is circumferentially equipped with multiple clamping pins spacing for clamping.
The invention has the beneficial effects as follows, the machine of unmanned remote controlled diving machine of the prior art is replaced using hydraulic clamp Tool retaining mechanism, can effectively reduce unmanned remote controlled diving machine carries out accurate locking operation, it is to avoid underwater operation environment is to nothing The operation of people's remote control diving machine produces impact, and in the embodiment of the present invention, unmanned remote controlled diving machine only needs to drive hydraulic clamp The clamping of choke valve can be completed or operation is unclamped such that it is able to the mesh that choke valve is safely and smoothly reclaimed and transferred is reached 's.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and the present invention's shows Meaning property embodiment and its illustrated for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is that the three-dimensional structure of the installation of choke valve and retracting device embodiment in submerged production system of the present invention is illustrated Figure;
Fig. 2 is that the front view structure of the installation of choke valve and retracting device embodiment in submerged production system of the present invention is illustrated Figure;
Fig. 3 is the installation of choke valve and the side-looking structural representation of retracting device embodiment in submerged production system of the present invention Figure;
Fig. 4 is that the plan structure of the installation of choke valve and retracting device embodiment in submerged production system of the present invention is illustrated Figure;
Fig. 5 is the knot of drilling rod adapter in the installation of choke valve and retracting device embodiment in submerged production system of the present invention Structure schematic diagram;
Fig. 6 is hydraulic clamp in the installation of choke valve and retracting device embodiment in submerged production system of the present invention Main structure diagram;
Fig. 7 is hydraulic clamp in the installation of choke valve and retracting device embodiment in submerged production system of the present invention Side structure schematic view;
Fig. 8 is hydraulic clamp in the installation of choke valve and retracting device embodiment in submerged production system of the present invention Overlooking the structure diagram.
Reference in figure:10th, support component is connected;11st, connection framework;12nd, drilling rod adapter;13rd, machine of diving under water is operated Handrail;121st, reinforcing plate;122nd, fixing hole;123rd, lifting hole(eyelet);124th, drilling rod connecting portion;20th, hydraulic clamp;21st, hydraulic pressure liter Drop machine;22nd, hydraulic clamp component;211st, first hydraulic cylinder;212nd, vertical lifting bar;221st, second hydraulic cylinder;222nd, claw; 30th, guidance set;31st, pilot sleeve;32nd, retainer ring;33rd, clamping pin.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
As shown in Figures 1 to 8, the installation and recovery of choke valve in a kind of submerged production system are embodiments provided Device, the installation of choke valve and retracting device include connection support component 10, the and of hydraulic clamp 20 in submerged production system Guidance set 30.Connection support component 10 is connected with the drilling rod of submerged production system.Hydraulic clamp 20 can be distant at nobody Control diving machine driving under clamp or unclamp submerged production system choke valve, hydraulic clamp 20 be connected support component 10 connections, guidance set 30 connects with support component 10 is connected.
Using the mechanical interlock mechanism of the replacement of hydraulic clamp 20 unmanned remote controlled diving machine of the prior art, Neng Gouyou Effect reduces unmanned remote controlled diving machine and carries out accurate locking operation, it is to avoid operation of the underwater operation environment to unmanned remote controlled diving machine Impact is produced, in the embodiment of the present invention, unmanned remote controlled diving machine only needs to complete choke valve by driving hydraulic clamp 20 Clamp or unclamp operation such that it is able to reach the purpose that choke valve is safely and smoothly reclaimed and transferred.
As shown in Figure 1 to Figure 3, hydraulic clamp 20 includes hydraulic elevator 21 and hydraulic clamp component 22.Hydraulic pressure liter Drop machine 21 is fixed in connection support component 10.Hydraulic clamp component 22 is arranged on hydraulic elevator 21, hydraulic elevator 21 Hydraulic clamp component 22 can be driven to move along the axis direction of drilling rod, and hydraulic clamp component 22 itself can be along drilling rod Move radially and choke valve is clamped or unclamped.In the embodiment of the present invention, the radial direction of drilling rod is radial parallel with choke valve, bores The axis of bar and the axis collinear of choke valve.
Specifically, as shown in Figure 6 to 8, the hydraulic elevator 21 in the embodiment of the present invention includes the He of first hydraulic cylinder 211 Vertical lifting bar 212.One end of vertical lifting bar 212 is connected with first hydraulic cylinder 211, and the other end of vertical lifting bar 212 is consolidated Surely there is hydraulic clamp component 22.The first hydraulic fluid port and the second hydraulic fluid port are provided with first hydraulic cylinder 211, it is operationally, unmanned remote controlled Diving machine is connected with the first hydraulic fluid port and the second hydraulic fluid port, and unmanned remote controlled diving machine completes note by above-mentioned first hydraulic fluid port and the second hydraulic fluid port Oil and the operation of oil return.First hydraulic cylinder 211 can drive vertical lifting bar 212 to move along the axis direction of drilling rod, the present invention In embodiment, the axis direction of drilling rod is vertical direction, and the radial direction of drilling rod is horizontal direction.
It should be noted that first hydraulic cylinder 211 is asymmetric servo cylinder of the prior art, the first hydraulic cylinder 211 Belong to prior art with the sealing of unmanned remote controlled diving machine.
Hydraulic clamp component 22 includes second hydraulic cylinder 221 and multiple claws 222, and second hydraulic cylinder 221 can drive many Radial clamping or release choke valve of the individual claw 222 along drilling rod.
Second hydraulic cylinder 221 in the embodiment of the present invention (refer to Publication No. for dibit synchronization telescope hydraulic cylinder The patent application of CN204476930U), unmanned remote controlled diving machine can be with three actuator ports of dibit synchronization telescope hydraulic cylinder Connection, and realize multiple claws radially-inwardly reclaiming or while along the behaviour for radially outward opening of drilling rod along drilling rod simultaneously Make.The unmanned remote controlled diving machine falls within prior art with the sealing of dibit synchronization telescope hydraulic cylinder.
In the embodiment of the present invention, claw 222 is arranged along the axis direction of drilling rod, and the inner surface of claw 222 is and choke valve The circular arc type structure that outer peripheral face is adapted, has multiple anti-skid bulges in the inner surface setting of claw 222, to ensure that what is clamped stablizes Property.
When unmanned remote controlled diving machine drives first hydraulic cylinder 211 to work, vertical lifting bar 212 is in first hydraulic cylinder 211 Driving lower edge Fig. 6 shown in vertical direction move downward, so as to drive the hydraulic clamp group for being arranged on the lower end of vertical lifting bar 212 Part 22 is moved downward, i.e., to the direction movement near choke valve.
After hydraulic clamp component 22 is moved to setting position in the drive of vertical lifting bar 212, unmanned remote controlled diving Machine drives second hydraulic cylinder 221 to work, and makes above-mentioned second hydraulic cylinder 221 drive being radially orientated along drilling rod of multiple claws 222 Move near the direction of choke valve, until multiple claws 222 clamp on choke valve, so as to complete the locking operation to choke valve.
On the contrary, when needing to unlock choke valve, driving second hydraulic cylinder 221 to work by unmanned remote controlled diving machine, make Above-mentioned multiple claws 222 unclamping radially towards the direction movement away from choke valve and by choke valve along drilling rod, so as to complete throttling The unblock operation of valve.
After choke valve is unlocked by claw 222, drive first hydraulic cylinder 211 to work by unmanned remote controlled diving machine, make to erect Straight elevating lever 212 drives hydraulic clamp component 22 vertically to move upwards, and away from choke valve, enables choke valve quick It is taken out conveniently.
As shown in Figures 1 to 5, connecting support component 10 includes connection framework 11 and drilling rod adapter 12.Connection framework 11 For tubular Openworks shape structure, the connection framework 11 adopts triangle stepped construction in the embodiment of the present invention, can be effectively increased connection The stability of strutting system of framework 11.Drilling rod adapter 12 is arranged on the upper end of connection framework 11, and drilling rod adapter 12 can be with drilling rod Connection.Above-mentioned drilling rod is used to lifting and transferring the installation of choke valve and retracting device in whole submerged production system.Hydraulic clamp Device 20 is arranged in connection framework 11, and guidance set 30 is arranged on the lower end of connection framework 11.
Specifically, as shown in Figure 4 and Figure 5, drilling rod adapter 12 includes the base of circular plate type, and the base is fixed on connection frame The top of frame 11.Multiple fixing holes 122 are circumferentially provided with along base, the fixing hole 122 is used to pass through spiral shell with connection framework 11 Bolt is fixedly connected.It is of course also possible to use the mode being welded and fixed fixes base with connection framework 11.
Further, drilling rod connecting portion 124 is provided with base, the drilling rod connecting portion 124 is fixed on the center of circle of base Position.The drilling rod connecting portion 124 can be fixedly connected with one end of drilling rod, so as to the connection frame for driving base and fix with base Frame 11 is moved up and down or around the axis direction rotation of drilling rod along the axis direction of drilling rod.
Preferably, in the reinforcing plate 121 being circumferentially provided with for strengthening support strength of drilling rod connecting portion 124, to increase The connective stability of drilling rod connecting portion 124 and base.
It is further preferred that the outside of connection framework 11 is fixedly installed diving machine operation handrail 13.The diving machine operation Handrail 13 is used to coordinate with unmanned remote controlled diving machine.During installation and reclaimer operation, a machine of unmanned remote controlled diving machine Tool hand can firmly grasp the diving machine operation handrail 13, and the another manipulator of unmanned remote controlled diving machine can be to hydraulic clamp 20 attended operations for carrying out hydraulic circuit etc..
As shown in Figure 1 to Figure 3, submerged production system is provided with choke valve guide cylinder and choke valve guide base.Guiding group Part 30 includes pilot sleeve 31, and the upper end of pilot sleeve 31 is fixed with the lower end for being connected support component 10 (connection framework 11) and connected Connect, pilot sleeve 31 can coordinate guiding with choke valve guide cylinder.Decentralization submerged production system in choke valve installation and return During receiving apparatus, when the installation of choke valve in the submerged production system and retracting device near submerged production system setting position when Wait, coordinated by above-mentioned pilot sleeve 31 and choke valve guide cylinder and be oriented to, realize the installation of choke valve in the submerged production system And retracting device can move to specified location.
Needs say that the lateral cross section of the pilot sleeve 31 in the embodiment of the present invention has for C-shaped, i.e. pilot sleeve 31 One hatch frame, can be easy to unmanned remote controlled diving machine to carry out corresponding operating.
Preferably, retainer ring 32 is provided with pilot sleeve 31, retainer ring 32 is along the circumferentially disposed of pilot sleeve 31 Collar flange, retainer ring 32 can coordinate positioning with choke valve guide base.Retainer ring 32 is set, it is therefore an objective to be oriented to choke valve Pedestal carries out cooperation positioning, when specified location is moved to, by retainer ring 32 and guide base clamping is coordinated, and realizes positioning Effect.
Further, retainer ring 32 is provided with for the slow of buffering towards the end face (lower surface) of choke valve guide base Rush layer.In the embodiment of the present invention, the cushion is buffering sponge, and after sea water immersion, the buffering sponge expansion can effectively prolong Long retainer ring 32 and the time of contact of choke valve guide base, realize the installation of choke valve in the submerged production system and reclaim dress The soft landing put.
Further, the bottom of the choke valve guide cylinder of submerged production system is provided with clamping locating slot (in Fig. 2 and Fig. 3 The part-structure of choke valve guide cylinder bottom is only shown), the bottom of pilot sleeve 31 is circumferentially equipped with multiple spacing for clamping Clamping pin 33.
In embodiments of the present invention, above-mentioned clamping locating slot is J-shaped groove, when the submerged production system in the embodiment of the present invention When the installation of choke valve and retracting device transfer to setting position in system, the above-mentioned correspondence of clamping pin 33 is located at the bottom of J-shaped groove, Now drive the installation of choke valve and retracting device in the submerged production system to rotate by drilling rod, clamping pin 33 is rotated simultaneously It is fixed with J-shaped slot lock, so as to complete the locking of pilot sleeve 31 and the choke valve guide cylinder of submerged production system, prevent submerged production The installation of choke valve and retracting device shake in system, are easy to hydraulic clamp 20 to be installed to choke valve or returned Receive.
When hydraulic clamp 20 installation or reclaimer operation terminate after, drive pilot sleeve 31 reversely to revolve by drilling rod Turn, make clamping pin 33 run to the straightway bottom of J-shaped groove, now drilling rod above puies forward the peace of choke valve in the submerged production system Dress and retracting device, clamping pin 33 smoothly can be deviate from by J-shaped groove.Clamping pin 33 in the embodiment of the present invention is shearing Pin, to bear enough shearing forces.
It should be noted that the installation operation and reclaimer operation of the choke valve in the embodiment of the present invention belong to similar operations, No longer repeated one by one herein.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect:Using hydraulic pressure The mechanical interlock mechanism of the replacement of clamping device 20 unmanned remote controlled diving machine of the prior art, can effectively reduce unmanned remote controlled latent Water dispenser carries out accurate locking operation, it is to avoid operation of the underwater operation environment on unmanned remote controlled diving machine produces impact, the present invention In embodiment, unmanned remote controlled diving machine only needs the clamping that choke valve is completed by driving hydraulic clamp 20 or unclamps behaviour Make such that it is able to reach the purpose that choke valve is safely and smoothly reclaimed and transferred.
The above, specific embodiment only of the invention, it is impossible to the scope that its restriction invention is implemented, so its equivalent The displacement of component, or the equivalent variations made according to scope of patent protection of the present invention and modification, should all still fall within what this patent was covered Category.In addition, between the technical characteristic and technical characteristic in the present invention, between technical characteristic and technical scheme, technical scheme with Can be used with independent assortment between technical scheme.

Claims (10)

1. the installation of choke valve and retracting device in a kind of submerged production system, it is characterised in that in the submerged production system The installation of choke valve and retracting device include:
Connection support component (10), is connected with drilling rod;
Hydraulic clamp (20), is fixed in connection support component (10), and hydraulic clamp (20) can be unmanned remote controlled The choke valve of the submerged production system is clamped or unclamped under the driving of diving machine;
Guidance set (30), connects with support component (10) is connected.
2. the installation of choke valve and retracting device in submerged production system according to claim 1, it is characterised in that hydraulic pressure Clamping device (20) includes:
Hydraulic elevator (21), is fixed in connection support component (10);
Hydraulic clamp component (22), is arranged on hydraulic elevator (21), and hydraulic elevator (21) can drive hydraulic clamp group Part (22) is moved along the axis direction of the drilling rod, and hydraulic clamp component (22) being capable of moving radially simultaneously along the drilling rod The choke valve is clamped or unclamped.
3. the installation of choke valve and retracting device in submerged production system according to claim 2, it is characterised in that hydraulic pressure Lift (21) includes first hydraulic cylinder (211) and vertical lifting bar (212), one end and first liquid of vertical lifting bar (212) Cylinder pressure (211) connects, and the other end of vertical lifting bar (212) is fixedly connected hydraulic clamp component (22), first hydraulic cylinder (211) Vertical lifting bar (212) can be driven to move along the axis direction of the drilling rod.
4. the installation of choke valve and retracting device in submerged production system according to claim 2, it is characterised in that hydraulic pressure Clamp assembly (22) includes second hydraulic cylinder (221) and multiple claws (222), and second hydraulic cylinder (221) can drive multiple cards Radial clamping or the release choke valve of the pawl (222) along the drilling rod.
5. the installation of choke valve and retracting device in submerged production system according to any one of claim 1 to 4, it is special Levy and be, including connection framework (11) and drilling rod adapter (12), connection framework (11) is cylinder to connection support component (10) Shape Openworks shape structure, drilling rod adapter (12) is arranged on the upper end of connection framework (11), drilling rod adapter (12) can with it is described Drilling rod connects, and hydraulic clamp (20) is arranged in connection framework (11), and guidance set (30) is arranged on connection framework (11) Lower end.
6. the installation of choke valve and retracting device in submerged production system according to claim 5, it is characterised in that connection Diving machine operation handrail (13) is fixedly installed on the outside of framework (11).
7. the installation of choke valve and retracting device in submerged production system according to any one of claim 1 to 4, it is special Levy and be, guidance set (30) includes pilot sleeve (31), the upper end of pilot sleeve (31) be connected under support component (10) End is fixedly connected.
8. the installation of choke valve and retracting device in submerged production system according to claim 7, it is characterised in that be oriented to Retainer ring (32) is provided with sleeve (31), retainer ring (32) is the circumferentially disposed collar flange along pilot sleeve (31).
9. the installation of choke valve and retracting device in submerged production system according to claim 8, it is characterised in that support Ring (32) lower surface is provided with for the cushion of buffering.
10. the installation of choke valve and retracting device in submerged production system according to claim 7, it is characterised in that lead Multiple clamping pins (33) spacing for clamping are circumferentially equipped with to the bottom of sleeve (31).
CN201611204648.6A 2016-12-23 2016-12-23 Installation and recovery device of throttling valve in underwater oil production system Pending CN106639937A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611204648.6A CN106639937A (en) 2016-12-23 2016-12-23 Installation and recovery device of throttling valve in underwater oil production system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611204648.6A CN106639937A (en) 2016-12-23 2016-12-23 Installation and recovery device of throttling valve in underwater oil production system

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Publication Number Publication Date
CN106639937A true CN106639937A (en) 2017-05-10

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CN201611204648.6A Pending CN106639937A (en) 2016-12-23 2016-12-23 Installation and recovery device of throttling valve in underwater oil production system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110271956A (en) * 2019-07-05 2019-09-24 中国石油大学(北京) A kind of throttling valve replacing apparatus in deep water function cabin narrow space
CN110359869A (en) * 2019-07-05 2019-10-22 中国石油大学(北京) A kind of throttle valve grasping mechanism

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86202142U (en) * 1986-04-04 1987-09-02 胜利油田采油工艺研究院 Well-working tool assembly tester
US20070012486A1 (en) * 2005-07-15 2007-01-18 Mcguire Bob Slip spool assembly and method of using same
CN103291233A (en) * 2013-06-03 2013-09-11 中国海洋石油总公司 Novel mounting tool of underwater horizontal connector
CN204476930U (en) * 2015-03-12 2015-07-15 盐城工业职业技术学院 Dibit synchronization telescope oil hydraulic cylinder
CN105952402A (en) * 2016-06-20 2016-09-21 重庆前卫海洋石油工程设备有限责任公司 Throttling valve feeding-in tool
CN206397457U (en) * 2016-12-23 2017-08-11 中国石油大学(北京) The installation of choke valve and retracting device in submerged production system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86202142U (en) * 1986-04-04 1987-09-02 胜利油田采油工艺研究院 Well-working tool assembly tester
US20070012486A1 (en) * 2005-07-15 2007-01-18 Mcguire Bob Slip spool assembly and method of using same
CN103291233A (en) * 2013-06-03 2013-09-11 中国海洋石油总公司 Novel mounting tool of underwater horizontal connector
CN204476930U (en) * 2015-03-12 2015-07-15 盐城工业职业技术学院 Dibit synchronization telescope oil hydraulic cylinder
CN105952402A (en) * 2016-06-20 2016-09-21 重庆前卫海洋石油工程设备有限责任公司 Throttling valve feeding-in tool
CN206397457U (en) * 2016-12-23 2017-08-11 中国石油大学(北京) The installation of choke valve and retracting device in submerged production system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110271956A (en) * 2019-07-05 2019-09-24 中国石油大学(北京) A kind of throttling valve replacing apparatus in deep water function cabin narrow space
CN110359869A (en) * 2019-07-05 2019-10-22 中国石油大学(北京) A kind of throttle valve grasping mechanism
CN110271956B (en) * 2019-07-05 2020-06-09 中国石油大学(北京) Throttle valve replacing device used in narrow space of deep water functional cabin
CN110359869B (en) * 2019-07-05 2020-07-17 中国石油大学(北京) Throttle valve grabbing mechanism

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Application publication date: 20170510