CN108561094A - A kind of subsea production tree decentralization installation testing tool - Google Patents
A kind of subsea production tree decentralization installation testing tool Download PDFInfo
- Publication number
- CN108561094A CN108561094A CN201810484101.9A CN201810484101A CN108561094A CN 108561094 A CN108561094 A CN 108561094A CN 201810484101 A CN201810484101 A CN 201810484101A CN 108561094 A CN108561094 A CN 108561094A
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- Prior art keywords
- tool
- production tree
- lock ring
- sleeve
- joint
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 76
- 238000012360 testing method Methods 0.000 title claims abstract description 75
- 238000009434 installation Methods 0.000 title claims abstract description 35
- 238000003825 pressing Methods 0.000 claims abstract description 39
- 210000004907 gland Anatomy 0.000 claims abstract description 18
- 210000003746 feather Anatomy 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000005553 drilling Methods 0.000 claims description 5
- 244000147058 Derris elliptica Species 0.000 claims 1
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 8
- 238000005457 optimization Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000010720 hydraulic oil Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/04—Apparatus 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
A kind of subsea production tree decentralization installation testing tool,Including hanging ring,Eye joint,Tool joint,Tool cap,Fixes sleeve,Piston rod,Top sealing gland,Piston,Reference test bar,Tool body,Lock driving cylinder,Be open lock ring,Lock ring accepts sleeve,Horn mouth,Anti-rotation pin,Lock ring pressing sleeve,Production tree pressing sleeve,Feather key,Sealed bottom gland,Cylinder barrel and unlock sliding sleeve,Hanging ring is connect with eye joint by pin,Eye joint is connect with tool joint thread,Tool joint is threadedly coupled with reference test bar,The outer end of reference test bar is set with unlock sliding sleeve,Fixes sleeve is threaded in the outside of reference test bar upper end,Tool cap thread is mounted in tool joint,Tool body butterfly valve thread in inner cavity is connected with production tree pressing sleeve,It is provided with lock ring pressing sleeve on the outside of production tree pressing sleeve,It is various to solve production tree decentralization tool in the prior art,It has a single function frequently,The problems such as set-up time caused by recycling replacement tool is long.
Description
Technical field
The present invention relates to offshore oil deep water drilling development technique field, specifically a kind of water for marine oil and gas exploitation
The lower multi-functional installation testing tool of production tree can complete the lower water installation of production tree and subsequent test job.
Background technology
Marine oil and gas exploits the important development direction for having become energy development, and subsea production tree is marine oil and gas production of water
One of the key equipment of lower production system, the installation of subsea production tree are to influence the important flow of oil-gas mining, and China is for water
The research of lower production tree kit is still in the starting stage, is especially that by multi-functional kit, production tree
Installation still relies on offshore company to install team, does not form autonomous erectility, the development of the Multifunctional corollary tool of production tree
It is exactly wherein major reason.
And need to realize the detection to production tree below current production tree and after installation is complete, to pacifying on production tree
The reliability of full valve detects, and present production tree lower section, installation and test need respectively different equipment to carry out applying operation, because
This operating process is cumbersome, and construction efficiency substantially reduces, and cannot meet the requirement of current Fast Installation detection.
Invention content
The purpose of the present invention is to provide a kind of subsea production trees to transfer installation testing tool, this is solved in the prior art
The problems such as production tree decentralization tool is various, has a single function frequently, and the set-up time caused by recycling replacement tool is long.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of subsea production tree decentralization installation test work
Tool, including hanging ring, eye joint, tool joint, tool cap, fixes sleeve, piston rod, top sealing gland, piston, test
Bar, tool body, locking driving cylinder, opening lock ring, lock ring accept sleeve, horn mouth, anti-rotation pin, lock ring pressing sleeve, production tree
Pressing sleeve, feather key, sealed bottom gland, cylinder barrel and unlock sliding sleeve, the hanging ring is connect with eye joint by pin, described
Eye joint connect with tool joint thread, the tool joint is threadedly coupled with reference test bar, the reference test bar it is outer
For end cap equipped with unlock sliding sleeve, the fixes sleeve is threaded in the outside of reference test bar upper end, tool cap thread peace
In tool joint, the tool body butterfly valve thread in inner cavity is connected with production tree pressing sleeve, outside the production tree pressing sleeve
Side is provided with lock ring pressing sleeve, and the locking driving cylinder being connect with piston rod, the lock are provided on the outside of the lock ring pressing sleeve
It is provided with feather key on ring pressing sleeve, is provided on the locking driving cylinder and the matched guide groove of feather key, the work
Tool chamber body be additionally provided with the opening lock ring that contact of locking driving cylinder, the opening lock ring by lock ring undertaking sleeve with
Horn mouth is fixed, and the horn mouth is connect by bolt with tool body, and piston is provided on the piston rod, described
Piston is movably arranged on inside cylinder barrel, and top sealing gland and sealed bottom gland, the cylinder are equipped on the cylinder barrel
Cylinder is connect by bolt with tool body, and hydraulic channel A, the reference test bar end portion are provided on the eye joint
Be arranged in the inner cavity of tool body and be bolted to connection, the reference test bar be provided at both ends with it is not connected in
Heart hole and hydraulic channel B and hydraulic channel C are connected to centre bore.
As an optimization, the lock ring pressing sleeve is connect by anti-rotation pin with production tree pressing sleeve.
As an optimization, the tool joint is multi-diameter shaft, inner wall, intermediate outer wall and bottom outer wall on tool joint top
On be both provided with screw thread, the screw thread at the top of tool joint inner wall and eye joint coordinate, tool joint intermediate thread and tool cap
Cooperation, tool joint bottom end screw thread coordinate with reference test bar.
As an optimization, the reference test bar is multi-diameter shaft, and upper and lower both ends inner wall is both provided with screw thread, and lower part is laterally provided with liquid
Pressure passageway, external wall of upper portion have screw thread, for installing fixes sleeve.
As an optimization, the unlock sliding sleeve inner wall is stepped hole, is socketed on reference test bar.
As an optimization, the opening lock ring is elastic ring, and inclined-plane is arranged in outer wall, and inner headed face is provided with sawtooth, for locking
Tight production tree.
As an optimization, the locking driving cylinder bottom is inclined-plane, is coordinated with opening lock ring outer wall inclined-plane.
As an optimization, there are four piston rods for connection on the locking driving cylinder, and piston rod is symmetrically distributed in locking
On driving cylinder.
As an optimization, inflow pipeline and flowline are both provided on the cylinder barrel.
The beneficial effects of the invention are as follows：Compared with prior art, a kind of subsea production tree of the invention decentralization installation test
Tool is a kind of multi-functional installation testing tool, while completing production tree installation, can start production tree test work immediately
Make, without tool is needed to change, piston rod is driven using hydraulic driving mode, the folding angle of lock ring can be accurately controlled and grab conjunction
Power, and locking degree can be intuitively seen by piston pole length, ensure safety, installation, recycling are convenient, reduce process.
Description of the drawings
Fig. 1 is overall construction drawing of the present invention；
Fig. 2 is reference test bar schematic enlarged-scale view of the present invention；
Fig. 3 is the portions A of the present invention enlarged drawing；
Fig. 4 is the portions B of the present invention enlarged drawing；
Fig. 5 is hatch lock ring structure enlarged drawing of the present invention；
Fig. 6 is present invention opening lock ring sectional view；
Fig. 7 is present invention locking driving cylinder schematic enlarged-scale view；
Wherein, 1- hanging rings, 2- eye joints, 3- tool joints, 4- tool caps, 5- fixes sleeves, 6- piston rods, the sealing of the tops 7-
Gland, 8- pistons, 9- reference test bars, 10- tool bodies, 11- lock driving cylinder, 12- opening lock rings, and 13- lock rings accept sleeve,
14- horn mouths, 15- anti-rotation pins, 16- lock ring pressing sleeves, 17- production tree pressing sleeves, 18- feather keys, 19- sealed bottom glands, 20-
Cylinder barrel, 21- unlock sliding sleeve, 22- hydraulic pipelines A, 23- hydraulic pipeline B, 24- hydraulic pipeline C.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the present invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is instruction or implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is instruction or implies relative importance.
A kind of subsea production tree decentralization installation testing tool, including hanging ring 1, eye joint 2, tool joint 3, tool cap 4,
Fixes sleeve 5, piston rod 6, top sealing gland 7, piston 8, reference test bar 9, tool body 10, locking driving cylinder 11, hatch lock
Ring 12, lock ring accept sleeve 13, horn mouth 14, anti-rotation pin 15, lock ring pressing sleeve 16, production tree pressing sleeve 17, feather key 18, bottom
Sealing gland 19, cylinder barrel 20 and unlock sliding sleeve 21, the hanging ring 1 are connect with eye joint 2 by pin, and the hanging ring connects
First 2 are threadedly coupled with tool joint 3, and the tool joint 3 is threadedly coupled with reference test bar 9, the outer end cap of the reference test bar 9
Equipped with unlock sliding sleeve 21, the fixes sleeve 5 is threaded in the outside of 9 upper end of reference test bar, 4 screw thread of tool cap peace
In tool joint 3, the 10 butterfly valve thread in inner cavity of tool body is connected with production tree pressing sleeve 17, the production tree pressure
17 outside of set is provided with lock ring pressing sleeve 16, and the outside of the lock ring pressing sleeve 16 is provided with the locking driving being connect with piston rod 6
Cylinder 11 is provided with feather key 18 on the lock ring pressing sleeve 16, is provided on the locking driving cylinder 11 and 18 phase of feather key
The guide groove of cooperation, 10 inner cavity of tool body is additionally provided with the opening lock ring 12 contacted with locking driving cylinder 11, described
Opening lock ring 12 sleeve 13 and horn mouth 14 accepted by lock ring fix, the horn mouth 14 passes through bolt and tool body
10 connect, and are provided with piston 8 on the piston rod 6, the piston 8 is movably arranged on inside cylinder barrel 20, the cylinder barrel
Top sealing gland 7 is installed on 20 and sealed bottom gland 19, the cylinder barrel 20 are connect by bolt with tool body 10,
Hydraulic channel A22 is provided on the eye joint 2,9 end portion of reference test bar is arranged in tool body 10
It in chamber and is bolted to connection, the reference test bar 9 is provided at both ends with not connected centre bore and and centre bore
It is connected to hydraulic channel B23 and hydraulic channel C24.
The lock ring pressing sleeve 16 is connect by anti-rotation pin 15 with production tree pressing sleeve 17.
The tool joint 3 is multi-diameter shaft, is all provided in 3 top inner wall of tool joint, intermediate outer wall and bottom outer wall
It is equipped with screw thread, the screw thread at the top of 3 inner wall of tool joint coordinates with eye joint 2, and 3 intermediate thread of tool joint is matched with tool cap 4
It closes, 3 bottom end screw thread of tool joint coordinates with reference test bar 9.
The reference test bar 9 is multi-diameter shaft, and upper and lower both ends inner wall is both provided with screw thread, and lower part is laterally provided with hydraulic channel,
External wall of upper portion has screw thread, for installing fixes sleeve.
21 inner wall of unlock sliding sleeve is stepped hole, is socketed on reference test bar 9.
The opening lock ring 12 is elastic ring, and inclined-plane is arranged in outer wall, and inner headed face is provided with sawtooth, recovers the oil for locking
Tree.
11 bottom of locking driving cylinder is inclined-plane, is coordinated with 12 outer wall inclined-plane of opening lock ring.
There are four piston rods 6 for connection on the locking driving cylinder 11, and piston rod 6 is symmetrically distributed in locking driving cylinder
On 11.
It is both provided with inflow pipeline and flowline on the cylinder barrel 20.
The piston rod 6 is ladder polished rod, and the stepped portion at middle part is arranged piston 8, and bottom is provided with external screw thread, and with
Driving cylinder 11 is locked to connect.
In as shown in Figure 1, the hanging ring is connect with eye joint by pin, and eye joint lower part is used with tool joint
Threaded connection is crossed, tool cap is threadedly attached in tool joint；The reference test bar is connect with tool joint thread, and unlock is slided
It is sleeved on outside reference test bar；The sealing gland is connect by bolt with cylinder barrel, and sealed bottom gland is consolidated cylinder barrel by bolt
It is scheduled on tool body, piston is located inside cylinder barrel, and piston rod is socketed with piston, and piston rod bottom connects with locking driving cylinder screw thread
It connects；The production tree pressing sleeve is located at tool body inner cavity and is connected through a screw thread, and production tree pressing sleeve outer wall is cased with lock ring pressing sleeve, and
It is fixed with anti-rotation pin, feather key is furnished with outside lock ring pressing sleeve and is coordinated with the guide key groove on the locking driving inside wall of cylinder；The loudspeaker
Mouth is mounted on tool body bottom by bolt, and the lock ring is accepted sleeve seat and is placed at the top of horn mouth, the opening lock ring
Seat is placed on lock ring and accepts on sleeve.
It is cavity structure inside tool body, is being internally provided with the opening lock ring locked to production tree, hatch lock
Ring is elastic lock ring, is tooth-shape structure inside opening lock ring, can be formed and be engaged with the screw thread in the outside on production tree, in hatch lock
Ring can realize the locking to production tree when locking, realize the decentralization and installation of production tree, and inclination is provided on opening lock ring
Face, the inner cavity of tool body are provided with the locking driving cylinder with opening lock ring cooperation, lock and are provided on driving cylinder and hatch lock
The opposite inclined surface in ring inclined surface, locking driving cylinder move up and down under the action of piston rod, realize the drive to locking driving cylinder
Dynamic, by moving down opening lock ring locking, the opening for the lock ring that is open becomes smaller locking driving cylinder, and diameter becomes smaller, and realizes locking, opening
Lock ring cannot move up and down, thus can only diameter change size, installation is there are four equally distributed piston on locking driving cylinder
Bar realizes the driving to locking driving cylinder, is respectively arranged with the piston and cylinder barrel acted on piston rod on four piston rods, passes through
Inflow pipeline oil inlet on cylinder barrel, flowline is fuel-displaced, realizes hydraulic work, pushes piston motion, while realizing on piston rod
Lower movement, hydraulic work stability is good, and smooth operation, realization accurately controls, and is provided with and is oriented on locking driving cylinder
The guide groove of key cooperation realizes that guiding role prevents rotation or movement deviation, ensures the stability of operation, reduces friction, carry
High service life reduces maintenance cost.
Tool joint is hollow structure inside, and reference test bar is to be provided at both ends with not connected hole, in Fig. 1 on reference test bar
The part at end is connected to tool joint, and the hole of reference test bar lower end is communicated with the inner chamber body of tool body, the connection of tool joint upper end
There is eye joint, hydraulic channel A, the hollow pipeline connection of hydraulic channel A and tool joint, reference test bar are provided on eye joint
On be provided with the hydraulic channel B connected with stomidium thereon, the hydraulic channel B connected with its lower stomidium is additionally provided on reference test bar,
A hydraulic circuit is integrally formed in this way, test hydraulic oil is entered by the hydraulic channel A on eye joint, passes through tool joint
Into reference test bar upper end, then by hydraulic channel B entering tool chamber body bodies, then pass through production tree pressing sleeve, lock ring bearing sleeve
Cylinder and horn mouth enter inside production tree, realize and are detected to the security performance of production tree inner valve, finally by reference test bar
Hydraulic channel C outflow, tool when entire test process is not necessarily to install decentralization are dismantled, can directly after installation is complete into
Row production tree test jobs, greatly improve work efficiency, and operating process is simple, less work flow, improve work effect
Rate is easy to operate simple.
In shown in Fig. 5 and Fig. 6, opening lock ring is loop configuration, one end open, opening lock ring one end and locking driving cylinder
The position of contact is provided with inclined surface, and inclined surface is corresponding with the inclined surface on locking driving cylinder, by locking the upper of driving cylinder
Lower movement becomes the movement of the diameter change of opening lock ring, realizes the vertical change of the direction of motion.
In the figure 7, it locks and is provided with the guide groove coordinated with feather key on driving cylinder, feather key is bolted setting and exists
On lock ring pressing sleeve, the guiding of lock ring driving cylinder moved up and down is realized by feather key and guide groove, prevents moving in rotation from making
The abrasion of opening lock ring in pairs, extends service life.
In this tool to the installation process of production tree：Entire tool is assembled according to shown in attached drawing, hawser connects hanging ring
Tool is sling and is moved on on production tree, by horn mouth by tool cover on production tree, when hydraulic oil passes through cylinder barrel outer wall upper end
Hydraulic oil channel enter cylinder barrel epicoele, push piston and piston rod to move down, piston rod pushes locking driving cylinder, in feather key
Driving cylinder is locked under guiding role and moves down extruding opening lock ring vertically, locks production tree, the lower section that production tree is carried out after locking is made
Industry carries out the installation to production tree behind lower section to designated position, is not necessarily to, by replacement tool, can directly carry out during the installation process
Installation exercise；After installation is complete, the test to production tree can be directly carried out without the tool that needs to change, then carries out production tree survey
Trial work is made, and test fluid is entered by the hydraulic channel on eye joint in tool joint, tool joint bottom thread and oil recovery
Head thread connection is set, test fluid enters production tree and completes production tree test.
The hydraulic channel A on eye joint is first passed through in test process and is passed into this tool interior by hydraulic oil is tested, and is surveyed
Test solution is pressed with enter reference test bar inside after, tool body inner cavity is entered by the hydraulic channel B on reference test bar, subsequently into
To inside production tree, then by the hydraulic channel C outflows on reference test bar, the circuit of a signal detecting oil is formed, is realized
Safety detection is carried out to the various performances of production tree inner valve.
Releasing process of this tool to production tree：When hydraulic oil enters cylinder barrel by the hydraulic oil channel of cylinder barrel outer wall lower end
Cavity of resorption pushes piston and piston rod to move up, and piston rod pushes locking driving cylinder, is moved up vertically under the action of feather key, is open
Lock ring opens, and unlocks production tree, above carries tool to the water surface, completes production tree installation.
Above-mentioned specific implementation mode is only the specific case of the present invention, and scope of patent protection of the invention includes but not limited to
The product form and style of above-mentioned specific implementation mode, any ordinary skill people for meeting the present invention and any technical field
The appropriate changes or modifications that member does it, all shall fall within the protection scope of the present invention.
Claims (10)
1. a kind of subsea production tree decentralization installation testing tool, it is characterised in that：Including hanging ring（1）, eye joint（2）, drilling rod
Connector（3）, tool cap（4）, fixes sleeve（5）, piston rod（6）, top sealing gland（7）, piston（8）, reference test bar（9）, work
Has ontology（10）, locking driving cylinder（11）, opening lock ring（12）, lock ring accept sleeve（13）, horn mouth（14）, anti-rotation pin
（15）, lock ring pressing sleeve（16）, production tree pressing sleeve（17）, feather key（18）, sealed bottom gland（19）, cylinder barrel（20）It is slided with unlock
Set（21）, the hanging ring（1）With eye joint（2）It is connected by pin, the eye joint（2）With tool joint（3）
It is threadedly coupled, the tool joint（3）With reference test bar（9）It is threadedly coupled, the reference test bar（9）Outer end be set with unlock
Sliding sleeve（21）, the fixes sleeve（5）It is threaded in reference test bar（9）The outside of upper end, the tool cap（4）Screw thread is pacified
Mounted in tool joint（3）On, the tool body（10）Butterfly valve thread in inner cavity is connected with production tree pressing sleeve（17）, described adopts
Oil tree pressing sleeve（17）Outside is provided with lock ring pressing sleeve（16）, the lock ring pressing sleeve（16）Outside be provided with and piston rod（6）
The locking driving cylinder of connection（11）, the lock ring pressing sleeve（16）On be provided with feather key（18）, the locking driving cylinder
（11）On be provided with and feather key（18）Matched guide groove, the tool body（10）Inner cavity is additionally provided with drives with locking
Dynamic cylinder（11）The opening lock ring of contact（12）, the opening lock ring（12）Sleeve is accepted by lock ring（13）And horn mouth（14）
Fixed, described horn mouth（14）Pass through bolt and tool body（10）Connection, the piston rod（6）On be provided with piston
（8）, the piston（8）It is movably arranged on cylinder barrel（20）Inside, the cylinder barrel（20）On be equipped with top sealing gland（7）
With sealed bottom gland（19）, the cylinder barrel（20）Pass through bolt and tool body（10）Connection, the eye joint（2）
On be provided with hydraulic channel A（22）, the reference test bar（9）End portion is arranged in tool body（10）Inner cavity in and lead to
It crosses bolt to be fixedly connected, the reference test bar（9）It is provided at both ends with not connected centre bore and is connected to hydraulic pressure with centre bore
Channel B（23）With hydraulic channel C（24）.
2. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The lock ring
Pressing sleeve（16）Pass through anti-rotation pin（15）With production tree pressing sleeve（17）Connection.
3. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The drilling rod
Connector（3）For multi-diameter shaft, in tool joint（3）It is both provided with screw thread, drilling rod connecting in top inner wall, intermediate outer wall and bottom outer wall
Head（3）Screw thread at the top of inner wall and eye joint（2）Cooperation, tool joint（3）Intermediate thread and tool cap（4）Cooperation, drilling rod
Connector（3）Bottom end screw thread and reference test bar（9）Cooperation.
4. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The test
Bar（9）For multi-diameter shaft, upper and lower both ends inner wall is both provided with screw thread, and lower part is laterally provided with hydraulic channel, and external wall of upper portion has screw thread, uses
In installation fixes sleeve.
5. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The unlock
Sliding sleeve（21）Inner wall is stepped hole, is socketed in reference test bar（9）On.
6. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The opening
Lock ring（12）For elastic ring, inclined-plane is arranged in outer wall, and inner headed face is provided with sawtooth, for locking production tree.
7. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The locking
Driving cylinder（11）Bottom is inclined-plane, with opening lock ring（12）Outer wall inclined-plane coordinates.
8. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The locking
Driving cylinder（11）There are four piston rods for upper connection（6）, and piston rod（6）It is symmetrically distributed in locking driving cylinder（11）On.
9. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The cylinder barrel
（20）On be both provided with inflow pipeline and flowline.
10. a kind of subsea production tree decentralization installation testing tool according to claim 1, it is characterised in that：The work
Stopper rod（6）Piston is arranged in stepped portion for ladder polished rod, middle part（8）, bottom is provided with external screw thread, and with locking driving cylinder
（11）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484101.9A CN108561094A (en) | 2018-05-19 | 2018-05-19 | A kind of subsea production tree decentralization installation testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484101.9A CN108561094A (en) | 2018-05-19 | 2018-05-19 | A kind of subsea production tree decentralization installation testing tool |
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| Publication Number | Publication Date |
|---|---|
| CN108561094A true CN108561094A (en) | 2018-09-21 |
Family
ID=63539239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810484101.9A Pending CN108561094A (en) | 2018-05-19 | 2018-05-19 | A kind of subsea production tree decentralization installation testing tool |
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| CN (1) | CN108561094A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2724003C1 (en) * | 2019-10-14 | 2020-06-18 | Общество с ограниченной ответственностью "Газпром 335" | Device for lowering and lifting |
| CN111649654A (en) * | 2019-09-30 | 2020-09-11 | 宁波大桔科技有限公司 | Method for detecting depth of gland step of underwater Christmas tree |
| CN113107779A (en) * | 2021-05-18 | 2021-07-13 | 中国石油大学(北京) | Quick connecting device of fan tower and lower part foundation |
| CN114198045A (en) * | 2021-12-03 | 2022-03-18 | 中海石油(中国)有限公司 | Inner tree cap device for shallow underwater Christmas tree and using method thereof |
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| CN111649654A (en) * | 2019-09-30 | 2020-09-11 | 宁波大桔科技有限公司 | Method for detecting depth of gland step of underwater Christmas tree |
| RU2724003C1 (en) * | 2019-10-14 | 2020-06-18 | Общество с ограниченной ответственностью "Газпром 335" | Device for lowering and lifting |
| CN113107779A (en) * | 2021-05-18 | 2021-07-13 | 中国石油大学(北京) | Quick connecting device of fan tower and lower part foundation |
| CN113107779B (en) * | 2021-05-18 | 2022-06-14 | 中国石油大学(北京) | Quick connecting device of fan tower and lower part foundation |
| CN114198045A (en) * | 2021-12-03 | 2022-03-18 | 中海石油(中国)有限公司 | Inner tree cap device for shallow underwater Christmas tree and using method thereof |
| CN114198045B (en) * | 2021-12-03 | 2023-10-31 | 中海石油(中国)有限公司 | Inner tree cap device for shallow water underwater Christmas tree and application method thereof |
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