CN109115154A - A kind of underwater mounting height detection instrument of boll-weevil hanger - Google Patents
A kind of underwater mounting height detection instrument of boll-weevil hanger Download PDFInfo
- Publication number
- CN109115154A CN109115154A CN201810973068.6A CN201810973068A CN109115154A CN 109115154 A CN109115154 A CN 109115154A CN 201810973068 A CN201810973068 A CN 201810973068A CN 109115154 A CN109115154 A CN 109115154A
- Authority
- CN
- China
- Prior art keywords
- boll
- weevil hanger
- stylus
- seat
- height
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
Abstract
The invention discloses a kind of underwater mounting height detection instruments of boll-weevil hanger, it is characterized in that: including a single mandrel；Wherein one end of mandrel is coaxially fixedly installed ring flange, and height has been fixedly and coaxially connected on ring flange and has checked seat；Height checks that seat tool has first order step, second level step and third level step；Wherein, the outer diameter of first order step and the outer diameter of ring flange match；The outer diameter of second level step and the internal diameter of locking drive ring match；The internal diameter of the upper end of the main part of the outer diameter and boll-weevil hanger of third level step matches；Height checks that seat further includes short stylus and long stylus；Wherein, short stylus axially penetrates through first order step along height inspection seat；Long stylus is axially through first order step and second level step；It further include having maintenance structure.It can be by measuring the amount of movement of the locking drive ring of boll-weevil hanger using the underwater mounting height detection instrument of above-mentioned boll-weevil hanger, and then judge the locking state of boll-weevil hanger in word in well.
Description
Technical field
The invention belongs to the installation tool fields of submerged production equipment, and in particular to a kind of boll-weevil hanger installs height under water
Spend detection instrument.
Background technique
Petroleum is a kind of important energy source and high-quality industrial chemicals, is the grand strategy goods and materials to involve the interests of the state and the people.Although such as
Modern new energy growth momentum is strong, but the demand of countries on petroleum resource is still strong.Nowadays land petroleum resources are through too long
Time develop on a large scale after increase production it is limited, to ocean especially deep-sea (depth of water is more than 300 meters of sea area) carry out oil exploration
Exploitation has become inexorable trend.China is abundant in the petroleum resources of South China Sea, shows according to explored data: wherein petroleum geology
Reserves are about 200 to 30,000,000,000 tons, account for about the 1/3 of China's oil gas total resources, be four big marine oil and gas resource clustering center of the world it
One.But it after the South Sea finds petroleum resources, is limited to deep water drilling and production technology and deep water drilling critical equipment is also difficult to reach
Deep ocean work requirement, so China's overwhelming majority offshore petroleum resources exploration and development range is also only limitted to juxtaterrestrial shallow sea at present
Sea area.
Subsea production tree is the important component of subsea production system, is guaranteed for controlling and adjusting oil well production
The crucial oil production equipment of oil producing operation.Boll-weevil hanger is installed on inside subsea production tree and is mainly used for hanging in lower going-into-well
Oil pipe simultaneously provides production of hydrocarbons channel, is the important critical component of subsea production system；Boll-weevil hanger is also used for sealing simultaneously
Annular space between oil pipe and casing, the top of boll-weevil hanger are connected with the oily cap of subsea production tree.Subsea production tree
According to valve arrangement form, it is divided into horizontal and 2 kinds vertical, the wherein production runner and stream of the boll-weevil hanger in horizontal Christmas tree
Generally in 90 degree of angles, the production runner in boll-weevil hanger in vertical production tree is the axial direction with boll-weevil hanger for road outlet
Parallel straight channels.
Currently, the crucial oil production equipment such as subsea production tree needed for domestic deep-sea oil gas exploitation relies primarily on import, it is external
The subsea production tree use deep-sea and the key technologies such as boll-weevil hanger equipment construction and installation method carry out technical monopoly, limit
The development of the China Zhi Liao deep-sea drilling and production technology.Based on this background, applicant considers to design one kind and operates safe and reliable, process
More simplify reasonable, the higher underwater vertical production tree of efficiency boll-weevil hanger installation method, and the boll-weevil hanger is installed
Method can further comprise the step of detection to the locking state of the boll-weevil hanger after installation, and be obtained by the step
Whether the locking state of the boll-weevil hanger after knowing installation meets regulation, so that it is guaranteed that the reliability of boll-weevil hanger installation.But
How designing a kind of tool and carrying out accurately measurement come the locking state to boll-weevil hanger is to need to consider that the technology solved is asked
Topic.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how one kind is provided can be right
A kind of underwater mounting height detection instrument of boll-weevil hanger that the locking state of boll-weevil hanger after installation is accurately measured.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of underwater mounting height detection instrument of boll-weevil hanger, including a single mandrel；One end of the mandrel is used for and drilling rod
It is fixedly connected, the other end of the mandrel is coaxially fixedly installed ring flange, inside the outer diameter and preventer of the ring flange
The internal diameter of vertical passageway matches；It has been fixedly and coaxially connected height on the ring flange and has checked seat；
It is coaxial that the height checks that seat tool has, and extends to away from the ring flange direction, and outer diameter is gradually reduced and entirety is in circle
Columnar first order step, second level step and third level step, and the height is made to check that the outer surface of seat is integrally in tool
There is the cylindric of three-level step；Wherein, the outer diameter of the first order step and the outer diameter of the ring flange match and can fall
It is placed on the locking drive ring of the boll-weevil hanger upper end；
The internal diameter of the outer diameter of the second level step and the locking drive ring matches and can put off the oil pipe suspension
The upper end of the main part of device；The internal diameter of the upper end of the main part of the outer diameter and boll-weevil hanger of the third level step
Match；
The height inspection seat further includes short stylus and long stylus；Wherein, the short stylus checks the axial direction of seat along the height
The outside of the first order step is extend out to through the first order step, and to away from the ring flange direction；The long survey
Needle axially penetrates through the first order step and second level step along the height inspection seat, and to away from the ring flange direction
It extend out to the outside of the second level step；
Further include on the height inspection seat have can be used in maintaining the short stylus and long stylus movement after remain static
Maintenance structure.
The above-mentioned underwater mounting height detection instrument of boll-weevil hanger can be to the locking on the boll-weevil hanger after installation
Height difference between the upper surface of drive ring and the upper surface of main part measures, to detect that boll-weevil hanger exists
The locking state of well in word.In use, transferring the underwater mounting height detection instrument of the boll-weevil hanger, the oil using standpipe
Third level step on the height inspection seat of pipe hanger underwater mounting height detection instrument lower end drops into oil pipe suspension in advance
The body portion thereof of device simultaneously can be vertically oriented to；Continue to transfer, long stylus boll-weevil hanger main part it is upper
It is acted under the promotion at end, the upper end of locking drive ring of the short stylus on boll-weevil hanger acts under pushing, and works as boll-weevil hanger
When underwater mounting height detection instrument is transferred in place, the amount of retracting of long stylus and short stylus is also determined, and in the work for maintaining structure
It remains static under.Then, height detection tool is recycled, and height is checked that seat separates to length therein
The amount of retracting of stylus and short stylus measures.
Detailed description of the invention
Fig. 1 is the main view of the underwater mounting height detection instrument of boll-weevil hanger of the invention.
Fig. 2 is the top view of the underwater mounting height detection instrument of boll-weevil hanger of the invention.
Fig. 3 is A-A cross-sectional view in Fig. 2.
Fig. 4 is K direction view (part) in Fig. 3.
Fig. 5 is enlarged drawing at J in Fig. 3.
Fig. 6 is B-B cross-sectional view in Fig. 3.
Fig. 7 is C-C cross-sectional view (part) in Fig. 6.
In the figure, it is marked as
The underwater mounting height detection instrument of 8 boll-weevil hangers: 801 mandrels, 802 ring flanges, 803 height check seat, 804 first order
Step, 805 second level steps, 806 third level steps, 807 short styluses, 808 long styluses, 809 limit screws, 810 pressure springs, 811
Print block, 812 feather keys, 813 fixed blocks, 814 briquettings.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
When specific implementation: as shown in Figures 1 to 7, the underwater mounting height detection instrument 8 of boll-weevil hanger includes a single mandrel
801；For being fixedly connected with drilling rod, the other end of the mandrel 801 is coaxially fixedly installed flange for one end of the mandrel 801
Disk 802, the outer diameter of the ring flange 802 and the internal diameter of the vertical passageway inside preventer match；It is same on the ring flange 802
Axis is fixedly connected with height and checks seat 803；
The height inspection seat 803 have it is coaxial, to extend away from 802 direction of ring flange, outer diameter is gradually reduced and whole
The cylindrical first order step 804 of body, second level step 805 and third level step 806, and the height is made to check seat
803 outer surface is integrally in the cylindric of three-level step；Wherein, the outer diameter of the first order step 804 and the flange
The outer diameter of disk 802 matches and can put off on the locking drive ring of the boll-weevil hanger upper end；
The internal diameter of the outer diameter of the second level step 805 and the locking drive ring, which matches and can put off the oil pipe, to be hanged
The upper end of the main part of hanging device；
The outer diameter of the third level step 806 and the internal diameter of the upper end of the main part of the boll-weevil hanger match；
The height inspection seat 803 further includes short stylus 807 and long stylus 808；Wherein, the short stylus 807 is along the height
It checks the first order step 804 that axially penetrates through of seat 803, and extend out to described first to away from 802 direction of ring flange
The outside of grade step 804；
The long stylus 808 axially penetrates through the first order step 804 and second level step along the height inspection seat 803
805, and the outside of the second level step 805 is extend out to away from 802 direction of ring flange；
Further include on the height inspection seat 803 have can be used in maintaining the short stylus 807 and long stylus 808 to act after be in
The maintenance structure of stationary state.
The above-mentioned underwater mounting height detection instrument 8 of boll-weevil hanger can be to the locking on the boll-weevil hanger after installation
Height difference between the upper surface of drive ring and the upper surface of main part measures, to detect that boll-weevil hanger exists
The locking state of well in word.In use, the underwater mounting height detection instrument 8 of the boll-weevil hanger is transferred using standpipe, it should
Third level step 806 on the height inspection seat 803 of underwater 8 lower end of mounting height detection instrument of boll-weevil hanger drops into advance
The body portion thereof of boll-weevil hanger simultaneously can be vertically oriented to；Continue to transfer, master of the long stylus 808 in boll-weevil hanger
It being acted under the promotion of the upper end of body portion, the upper end of locking drive ring of the short stylus 807 on boll-weevil hanger acts under pushing,
When the underwater mounting height detection instrument 8 of boll-weevil hanger is transferred in place, the amount of retracting of long stylus 808 and short stylus 807 is also true
It is fixed, and remain static under the action of maintaining structure.Then, height detection tool is recycled, and height is checked
Seat 803, which separates, measures the amount of retracting of long stylus 808 therein and short stylus 807.To detect oil pipe suspension
The height difference between the upper surface of locking drive ring and the upper surface of main part on device, and then calculate locking drive ring
Amount of movement and judge the locking state of boll-weevil hanger in word in well.
When implementation, it is detachably connected between the preferably described ring flange 802 and height mounting base using screw formation, so i.e.
Height more easily can be checked that seat 803 is separated from ring flange 802, improve operating efficiency.
Furthermore it is preferred that be threadedly coupled between mandrel 801 and standpipe, such structure design it is more simple, and by mandrel
801 from standpipe dismantle or assembled up with it is more convenient.
The maintenance structure can be taken between the short stylus 807 and long stylus 808 and its hole extended through as gap
The structure of cooperation (clearance fit is the cooperation with gap (being equal to zero including minimum clearance) between finger-hole and axis).Further,
The surface of the short stylus 807 and long stylus 808 is additionally provided with annular knurl, is capable of increasing between the hole extended through with it in this way
Frictional force, thus remain static after preferably maintaining the short stylus 807 and long stylus 808 to act using frictional force,
It promotes short stylus 807 and long stylus 808 estimates the accuracy of data.
When implementation, outreach and the ring flange 802 neighbouring on the short stylus 807 on the preferably described short stylus 807
End it is equal to the distance between the ring flange 802；On the long stylus 808 on outreach and the long stylus 808
The end of the neighbouring ring flange 802 is equal to the distance between the ring flange 802.It is more convenient in this way to short 807 He of stylus
Long stylus 808 is observed and is measured.
When implementation, the height of the preferably described second level step 805 in the axial direction is equal to the retaining ring of the boll-weevil hanger
Between the upper end of main part of the distending to the upper end of locking drive ring described when there is maximum outside diameter to the boll-weevil hanger
Height.In this way, because in the underwater mounting height detection instrument 8 of boll-weevil hanger second level step 805 there is specific height, and
Only when the retaining ring distending of boll-weevil hanger is to when having maximum outside diameter, long stylus 808 and short stylus 807 are complete by extension
It retracts entirely, remaining situation will lead to long stylus 808 and fail fully retracted and measure on boll-weevil hanger for pushing retaining ring
Locking the distance between the drive ring upper end and the main part upper end of boll-weevil hanger of locking, so as to detect more quickly
Whether within the allowable error range the distance, and then judges whether the locking state of boll-weevil hanger meets the requirements out.
Wherein, the maintenance structure includes limit screw 809, counter sink and pressure spring 810；It is remote on the limit screw 809
Having from the end of screw head can be for the short stylus 807 or the long stylus 808 slidably perforative perforation；
One is respectively arranged at the neighbouring short stylus 807 and the long stylus 808 on the lateral surface of the first step axial direction
A counter sink is provided with the limit screw 809 in the counter sink, and the short stylus 807 and the long stylus 808 are being located at
The perforation of its adjacent limit screw 809 is run through in part inside the first step；The bottom of the counter sink
It is abutted between the end on the limit screw 809 far from screw head and is provided with the pressure spring 810.
Above-mentioned maintenance structure, limit screw 809 are lifted under the action of 810 elastic force of pressure spring using the inner wall of its perforation
Long stylus 808 or short stylus 807 are stated in residence, increase the frictional force of long stylus 808 or short stylus 807 between its corresponding aperture, from
And it can more preferably guarantee to remain static after the short stylus 807 and long stylus 808 act, it is ensured that it is more accurate to obtain
Height check data.
Wherein, the underwater mounting height detection instrument of above-mentioned boll-weevil hanger further includes angle inspection structure；The angle inspection
The structure that comes to an end includes being fixedly installed print by place near to the upper end in the mandrel 801 of the underwater mounting height detection instrument 8 of boll-weevil hanger
Block 811, the print block 811 can when in boll-weevil hanger underwater mounting height detection instrument 8 land to boll-weevil hanger with
Guide pin face on preventer；The print block 811 is made by lead material, and the guide pin falls in institute along itself axial projection
State the inside on print block 811 with the side of the guide pin face.
After above-mentioned angle checking tool is arranged, when the height of the underwater mounting height detection instrument 8 of boll-weevil hanger checks seat
When in 803 landings to boll-weevil hanger, the underwater mounting height detection instrument 8 of boll-weevil hanger and boll-weevil hanger are same at this time
Axis；Then control guide pin ejects and extrudes the marking on print block 811, and guide pin and print block can be then calculated by measuring
It is whether vertical between 811, it can be seen that axial consistent, the boll-weevil hanger of the axial direction of boll-weevil hanger and preventer if vertical
Non- deflection；If out of plumb can also be calculated by the angle between guide pin and print block 811 axial direction of boll-weevil hanger with
Angle between the axial direction of preventer, and whether in error range to check the angle, to obtain whether be suitable for installation under water
The conclusion of vertical production tree.
Wherein, the angle inspection structure further includes circumferential positioning structure, and the circumferential positioning structure includes the height
Check the side feather key 812 that radially evagination is arranged of the end on seat 803 far from the ring flange 802；The week
It is equipped with to the upper end medial surface that location structure further includes the main part of the boll-weevil hanger corresponding with the feather key 812
A guide groove.
When it is implemented, well known to those skilled in the art: the setting of feather key 812 and guide groove can also be exchanged with each other, that is, be existed
Height checks that guide groove is arranged in seat 803, and feather key is arranged on boll-weevil hanger, equally can be realized accurately guide-localization in this way
Effect.
The setting of above-mentioned feather key 812 and guide barrel construction, that is, enable the underwater mounting height detection instrument 8 of boll-weevil hanger
It is enough accurately to be positioned in the circumferential, it is accurately positioned so as to guarantee to print block 811 and guide pin, and then ensure data measured
Accuracy.
Wherein, the angle inspection structure further includes the fixed structure having for fixing the print block 811；The fixed knot
Structure includes fixed block 813 and briquetting 814, and the fixed block 813 is fixed on the mandrel；The middle part of the briquetting 814 has
The hollow-out parts of trapezoidal mesa-shaped structure；
The shapes and sizes of the print block 811 and the hollow-out parts match and press in the hollow-out parts, the briquetting 814
It is fixedly connected on the fixed block 813 by screw and forms the fixation to the print block 811.
The setting of above-mentioned fixed structure, can not only to print block 811 limit be fixed, with this come guarantee angle inspection function
It can normal use.It is also more convenient for that print block 811 is separated or replaced, to significantly improve operating efficiency.
The above is only the preferred embodiment of the present invention, it is noted that not departing from this for those skilled in the art
Under the premise of technical solution, the technical solution for the several modifications and improvements made should equally be contemplated as falling within the claims requirement
The range of protection.
Claims (5)
1. a kind of underwater mounting height detection instrument of boll-weevil hanger, including a single mandrel；One end of the mandrel is used for and brill
Bar is fixedly connected, and the other end of the mandrel is coaxially fixedly installed ring flange, inside the outer diameter and preventer of the ring flange
The internal diameter of vertical passageway match；It has been fixedly and coaxially connected height on the ring flange and has checked seat；
It is coaxial that the height checks that seat tool has, and extends to away from the ring flange direction, and outer diameter is gradually reduced and entirety is in circle
Columnar first order step, second level step and third level step, and the height is made to check that the outer surface of seat is integrally in tool
There is the cylindric of three-level step；Wherein, the outer diameter of the first order step and the outer diameter of the ring flange match and can fall
It is placed on the locking drive ring of the boll-weevil hanger upper end；
The internal diameter of the outer diameter of the second level step and the locking drive ring matches and can put off the oil pipe suspension
The upper end of the main part of device；The internal diameter of the upper end of the main part of the outer diameter and boll-weevil hanger of the third level step
Match；
The height inspection seat further includes short stylus and long stylus；Wherein, the short stylus checks the axial direction of seat along the height
The outside of the first order step is extend out to through the first order step, and to away from the ring flange direction；The long survey
Needle axially penetrates through the first order step and second level step along the height inspection seat, and to away from the ring flange direction
It extend out to the outside of the second level step；
Further include on the height inspection seat have can be used in maintaining the short stylus and long stylus movement after remain static
Maintenance structure.
2. the underwater mounting height detection instrument of boll-weevil hanger according to claim 1, it is characterised in that: the maintenance knot
Structure includes limit screw, counter sink and pressure spring；End on the limit screw far from screw head has can be for described short
Stylus or the long stylus slidably perforative perforation；
A countersunk head is respectively arranged at the neighbouring short stylus and the long stylus on the lateral surface of the first step axial direction
Hole is provided with the limit screw, the short stylus and the long stylus in the counter sink and is being located in the first step
The perforation of its adjacent limit screw is run through in the part in portion；It is remote on the bottom of the counter sink and the limit screw
The pressure spring is provided with from abutting between the end of screw head.
3. the underwater mounting height detection instrument of boll-weevil hanger according to claim 1, it is characterised in that: further include angle
Inspection structure；The angle inspection structure includes being fixedly installed print block, the print block energy by place near to the upper end in the mandrel
Enough guide pin faces when in the underwater mounting height detection instrument land to boll-weevil hanger of boll-weevil hanger and on preventer；
The print block is made by lead material, the guide pin along itself axial projection fall on the print block with the guide pin face
Side inside.
4. the underwater mounting height detection instrument of boll-weevil hanger according to claim 3, it is characterised in that: the angle inspection
The structure that comes to an end further includes circumferential positioning structure, and the circumferential positioning structure includes that the height checks on seat far from the ring flange
The side of the end feather key that radially evagination is arranged；The circumferential positioning structure further includes the master of the boll-weevil hanger
The upper end medial surface of body portion is equipped with a guide groove corresponding with the feather key.
5. the underwater mounting height detection instrument of boll-weevil hanger according to claim 3, it is characterised in that: the angle inspection
The structure that comes to an end further includes the fixed structure having for fixing the print block；The fixed structure includes fixed block and briquetting, described solid
It is fixed on the mandrel to determine block；The middle part of the briquetting has the hollow-out parts of trapezoidal mesa-shaped structure；
The shapes and sizes of the print block and the hollow-out parts match and press in the hollow-out parts, and the briquetting passes through spiral shell
Nail is fixedly connected on the fixed block and forms the fixation to the print block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810973068.6A CN109115154B (en) | 2018-08-24 | 2018-08-24 | Oil pipe hanger is mounting height detection instrument under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810973068.6A CN109115154B (en) | 2018-08-24 | 2018-08-24 | Oil pipe hanger is mounting height detection instrument under water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109115154A true CN109115154A (en) | 2019-01-01 |
| CN109115154B CN109115154B (en) | 2020-05-19 |
Family
ID=64860777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810973068.6A Active CN109115154B (en) | 2018-08-24 | 2018-08-24 | Oil pipe hanger is mounting height detection instrument under water |
Country Status (1)
| Country | Link |
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| CN (1) | CN109115154B (en) |
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| Publication number | Publication date |
|---|---|
| CN109115154B (en) | 2020-05-19 |
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