CN206617101U - A kind of deep-sea test string connector - Google Patents
A kind of deep-sea test string connector Download PDFInfo
- Publication number
- CN206617101U CN206617101U CN201720386107.3U CN201720386107U CN206617101U CN 206617101 U CN206617101 U CN 206617101U CN 201720386107 U CN201720386107 U CN 201720386107U CN 206617101 U CN206617101 U CN 206617101U
- Authority
- CN
- China
- Prior art keywords
- deep
- tubing string
- string
- tubular column
- lower tubular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model is related to a kind of deep-sea test string connector;Belong to deep-sea oil gas test jobs equipment technical field.The connector includes upper tubing string, lower tubular column, sliding sleeve and bindiny mechanism;Tubing string is installed, lower tubular column and the provided circumferentially about of upper tubing string there are multiple interconnected slide openings, and the slide opening bottom of lower tubular column is provided with engaging lug, slide opening is movably installed with bindiny mechanism by engaging lug and bearing pin on lower tubular column.The connector construction is simple, practicality is good, and improving convention connectors can not the defect that whether is fully connected of discriminating test tubing string;During work, promote sliding block to move up by the insertion of test string, so that the connecting shaft block of drivening rod mechanism is embedded in the bayonet socket of test string, realize the connection of test string and the connector, with simple to operate, reliability height;The characteristics of taking small volume, improves the reliability of deep water test string connection;Meet the requirement of deep-sea test jobs.
Description
Technical field
The utility model is related to a kind of deep-sea test string connector;Belong to deep-sea oil gas test jobs equipment and technology neck
Domain.
Background technology
Deep-sea test jobs are general to be carried out on semisubmersible drilling platform or drill ship, and platform or drill ship are by shadows such as stormy waves
The motion such as deep, rolling, pitching can occur for sound, and the test string being attached thereto can be had influence on by these motions.If test process
In run into serious sea situation, for example:Typhoon, tsunami, tide are, it is necessary to turn off the connection with test string to stop making
Industry, platform or drill ship is moved on to safe position;After sea situation is normal, continuing to test needs to reconnect with test string,
Recover deepwater work.It is all bulky although underwater connector species domestic at present is various, have it is cumbersome, reliably
The not high deficiency of degree, it is impossible to meet the requirement of deep-sea test jobs.
The content of the invention
The purpose of this utility model is:A kind of occupancy small volume is provided, simple to operate, reliability is high;It can meet
The deep-sea test string connector of deep-sea test jobs requirement.
The technical solution of the utility model is:
A kind of deep-sea test string connector, including upper tubing string, lower tubular column, sliding sleeve and bindiny mechanism;It is characterized in that:
Tubing string is installed, lower tubular column and the provided circumferentially about of upper tubing string there are multiple interconnected slide openings, lower tubular column on lower tubular column
Slide opening bottom is provided with engaging lug, slide opening and is movably installed with bindiny mechanism by engaging lug and bearing pin.
Described lower tubular column is diameter-changing body, and upper tubing string thread set is on lower tubular column.
It is provided with upper tubing string above described upper tubing string slide opening on flange, upper tubing string and cunning is movably installed with by flange
Set;The inwall of sliding sleeve is fitted and connected with flange seal, thus make to be formed between sliding sleeve and upper tubing string separate upper chamber and
Back-moving spring is provided with lower chambers, upper chamber.
Hydraulic pressure oil duct is provided with described upper tubing string, one end of hydraulic pressure oil duct is connected with lower chambers.
Described bindiny mechanism is made up of sliding block, connecting rod and connecting shaft block, and connecting rod lower end is flexibly connected by bearing pin with sliding block,
Small end is flexibly connected by bearing pin with connecting shaft block.
Described connecting rod outer surface is provided with locking projection, and locking projection contacts connection with sliding sleeve.
Described sliding block is to be provided with engaging lug, the sliding block of engaging lug both sides to be symmetrical arranged at the top of prismatoid, sliding block
There is sliding handle.
Be provided with chute on the slide opening wall of the slide opening both sides of the upper tubing string, sliding block by the cooperation of sliding handle and chute with it is upper
Tubing string is slidably connected, and one end of sliding block is extended to by slide opening in the centre bore of upper tubing string.
Described connecting shaft block is to be respectively arranged with engaging lug at the top and bottom of the tapered cuboid in one end, connecting shaft block.
Locating slot is evenly equipped with described lower tubular column bottom end face.
Described sliding sleeve is made up of upper sliding sleeve and low sleeve, is threadedly coupled between upper sliding sleeve and low sleeve.
The beneficial effects of the utility model are:
The deep-sea test string connector construction is simple, practicality is good, and improving convention connectors can not discriminating test pipe
The defect whether post is fully connected;During work, sliding block is promoted to move up by the insertion of test string, so that drivening rod machine
The connecting shaft block of structure is embedded in the bayonet socket of test string, realizes the connection of test string and the connector, with side simple to operate
Just, reliability is high;The characteristics of taking small volume, improves the reliability of deep water test string connection;Meet deep-sea test work
The requirement of industry.
Brief description of the drawings
Fig. 1 is that the utility model removes the dimensional structure diagram after sliding sleeve;
Fig. 2 is that the utility model removes the dimensional structure diagram after sliding sleeve and attachment structure;
Fig. 3 is the dimensional structure diagram of upper tubing string of the present utility model;
Fig. 4 is the dimensional structure diagram of lower tubular column of the present utility model;
Fig. 5 is the dimensional structure diagram of bindiny mechanism of the present utility model
Fig. 6 is the dimensional structure diagram of sliding block of the present utility model
Fig. 7 is the dimensional structure diagram of connecting shaft block of the present utility model
Fig. 8 is working state schematic representation of the present utility model;
Fig. 9 is that the utility model connects the schematic diagram after locking.
In figure:1st, upper tubing string, 2, lower tubular column, 3, sliding sleeve, 4, bindiny mechanism, 5, slide opening, 6, flange, 7, engaging lug, 8, on
Sliding sleeve, 9, low sleeve, 10, back-moving spring, 11, hydraulic pressure oil duct, 12, sliding block, 13, connecting rod, 14, connecting shaft block, 15, sliding handle, 16,
Lock projection, 17, chute, 18, locating slot, 19, test string, 20, bayonet socket, 21, alignment pin.
Embodiment
The deep-sea test string connector includes upper tubing string 1, lower tubular column 2, sliding sleeve 3 and bindiny mechanism 4.Lower tubular column 2 is change
Footpath body, the upper thread set of tubing string 1 is on lower tubular column 2.Lower tubular column 2 and the provided circumferentially about of upper tubing string 1 have multiple interconnected
Slide opening 5, slide opening 5 is connected with the centre bore of lower tubular column 2 and upper tubing string 1.It is provided with the upper tubing string 1 of the top of slide opening 5 of upper tubing string 1
Sliding sleeve 3 is movably installed with by flange 6 on flange 6, upper tubing string 1;Sliding sleeve 3 is made up of upper sliding sleeve 8 and low sleeve 9, the He of upper sliding sleeve 8
It is threadedly coupled between low sleeve 9.The sealing slip of the inwall of sliding sleeve 3 and flange 6 is fitted and connected, thus make sliding sleeve 3 and upper tubing string 1 it
Between formed by flange 6 to be split in the separate upper chamber formed and lower chambers, upper chamber and be provided with back-moving spring 10.Upper pipe
Hydraulic pressure oil duct 11 is provided with post 1, one end of hydraulic pressure oil duct 11 is connected with lower chambers.
The bottom of slide opening 5 of lower tubular column 2 is provided with engaging lug 7, slide opening 5 and is movably installed with company by engaging lug 7 and bearing pin
Connection mechanism 4.
Bindiny mechanism 4 is made up of sliding block 12, connecting rod 13 and connecting shaft block 14, and sliding block 12 is prismatoid, and the top of sliding block 12 is set
It is equipped with engaging lug 7, the sliding block 12 of the both sides of engaging lug 7 and is symmetrically arranged with sliding handle 15.
Connecting shaft block 14 is the tapered cuboid in one end, and the top and bottom of connecting shaft block 14 are respectively arranged with engaging lug 4.Even
The upper end of bar 13 is flexibly connected by engaging lug 7 and bearing pin with sliding block 12, and the lower end of connecting rod 13 passes through engaging lug 7 and bearing pin and connecting shaft block
14 are flexibly connected.
The outer surface of connecting rod 13 of bindiny mechanism 4 is provided with locking projection 16, and locking projection 16 contacts connection with sliding sleeve.
Chute 17 is provided with the deep-sea test string connector on the slide opening wall of the both sides of slide opening 5 of tubing string 1, sliding block 12 leads to
The cooperation for crossing sliding handle 15 and chute 17 is slidably connected with upper tubing string 1, and the purpose of chute 17 is to be operated limit to bindiny mechanism 4
Position, one end of sliding block 12 is extended to by slide opening 5 in the centre bore of upper tubing string 1(Referring to accompanying drawing 1-7).
The deep-sea test string connector is connected by the upper centre bore internal thread of tubing string 1 with drilling rod, during work, bindiny mechanism
It is in that the deep-sea test string connector is descending by drilling rod, so that well head in contraction state, the course of work under 4 normal conditions
Test string 19 progressively inserted by the centre bore of lower tubular column 1(Referring to accompanying drawing 8).
With the insertion of test string 19, the top of test string 19 and the centre bore inner slide 12 for extending to tubing string 1
Contact, and promote sliding block 12 up along chute 17 with the progressively insertion of test string 19, during this, sliding block 12, which drives, to be connected
Bar 13 and connecting shaft block 14 are progressively stretched(Radial contraction), connecting shaft block 14 is embedded on test string 19 and 14 pairs of connecting shaft block
In the bayonet socket 20 answered, now, the alignment pin 21 on test string 19 is placed exactly in locating slot uniform on the bottom end face of lower tubular column 2
In 18, the connection of test string 19 and the connector is thus completed.The effect of alignment pin 21 and locating slot 18 is to strengthen connecting shaft block
14 with the buckle intensity of bayonet socket 20, prevent test string 19 to be subjected to displacement with the connector.
1. after the completion of above-mentioned action, suppressed by hydraulic pressure oil duct 11, force sliding sleeve descending, and with the lock of the outer surface of connecting rod 13
Tight projection 16 is contacted, so that limiting sliding block 12 is unable to radial expansion, the connection for thus completing test string 19 and the connector is locked
Tightly(Referring to accompanying drawing 9).After sliding sleeve is contacted with locking projection 16, sliding sleeve can not continue to move down, and hydraulic pressure reaches capacity, you can
Judge that test string 19 has been connected to finish.
2. development length of the sliding block 12 of the deep-sea test string connector in the upper centre bore of tubing string 1 be not to block center
Hole runner is advisable, when test string 19 is separated with the connector, only need to be by the pressure release of hydraulic pressure oil duct 11, in the work of back-moving spring 10
It is up with low sleeve, and completely with being completely disengaged from connecting rod 13 after contact, connecting shaft block 14 can be forced from bayonet socket 20 by above carrying drilling rod
Inside exit, realize the separation of the connector and test string 19.
The deep-sea test string connector construction is simple, practicality is good, improves convention connectors
Can not the defect that whether is fully connected of discriminating test tubing string;With simple to operate, reliability height;Take volume
Small the characteristics of, improve the reliability of the connection of deep water test string 19;Meet the requirement of deep-sea test jobs.
Claims (10)
1. a kind of deep-sea test string connector, including upper tubing string(1), lower tubular column(2), sliding sleeve(3)And bindiny mechanism(4);Its
It is characterised by:Lower tubular column(2)On tubing string is installed(1), lower tubular column(2)With upper tubing string(1)Provided circumferentially about have multiple phases
Intercommunicated slide opening(5), lower tubular column(2)Slide opening(5)Bottom is provided with engaging lug(7), slide opening(5)It is interior to pass through engaging lug(7)
Bindiny mechanism is movably installed with bearing pin(4).
2. a kind of deep-sea test string connector according to claim 1, it is characterised in that:Described lower tubular column(2)For
Diameter-changing body, upper tubing string(1)Thread set is in lower tubular column(2)On.
3. a kind of deep-sea test string connector according to claim 1, it is characterised in that:Described upper tubing string(1)It is sliding
Hole(5)The upper tubing string of top(1)On be provided with flange(6), upper tubing string(1)It is upper that sliding sleeve is movably installed with by flange(3);Sliding sleeve
(3)Inwall and flange(6)Palette is connected, and thus makes sliding sleeve(3)With upper tubing string(1)Between form separate epicoele
Back-moving spring is provided with room and lower chambers, upper chamber(10).
4. a kind of deep-sea test string connector according to claim 1 or 2 or 3, it is characterised in that:Described upper tubing string
(1)On be provided with hydraulic pressure oil duct(11), hydraulic pressure oil duct(11)One end connected with lower chambers.
5. a kind of deep-sea test string connector according to claim 1, it is characterised in that:Described bindiny mechanism(4)
By sliding block(12), connecting rod(13)With connecting shaft block(14)Constitute, connecting rod(13)Lower end passes through bearing pin and sliding block(12)It is flexibly connected, even
Bar(13)Upper end passes through bearing pin and connecting shaft block(14)It is flexibly connected.
6. a kind of deep-sea test string connector according to claim 5, it is characterised in that:Described connecting rod(13)Appearance
Face is provided with locking projection(13), lock projection(13)With sliding sleeve(3)Contact connection.
7. a kind of deep-sea test string connector according to claim 5, it is characterised in that:Described sliding block(12)For ladder
Body, sliding block(12)Top be provided with engaging lug(7), engaging lug(7)The sliding block of both sides(12)On be symmetrically arranged with sliding handle
(15).
8. a kind of deep-sea test string connector according to claim 5, it is characterised in that:Described connecting shaft block(14)
For the tapered cuboid in one end, connecting shaft block(14)Top and bottom be respectively arranged with engaging lug(7).
9. a kind of deep-sea test string connector according to claim 1, it is characterised in that:The upper tubing string(1)Cunning
Hole(5)Chute is provided with the slide opening wall of both sides(17), sliding block(12)Pass through sliding handle(15)With chute(17)Cooperation and upper pipe
Post(1)It is slidably connected, sliding block(12)One end pass through slide opening(5)Extend to tubing string(1)Centre bore in.
10. a kind of deep-sea test string connector according to claim 1, it is characterised in that:Described lower tubular column(2)Bottom
Locating slot is evenly equipped with end surface(18);Described sliding sleeve(3)By upper sliding sleeve(8)And low sleeve(9)Constitute, upper sliding sleeve(8)With
Low sleeve(9)Between be threadedly coupled.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720386107.3U CN206617101U (en) | 2017-04-13 | 2017-04-13 | A kind of deep-sea test string connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720386107.3U CN206617101U (en) | 2017-04-13 | 2017-04-13 | A kind of deep-sea test string connector |
Publications (1)
Publication Number | Publication Date |
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CN206617101U true CN206617101U (en) | 2017-11-07 |
Family
ID=60236434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720386107.3U Expired - Fee Related CN206617101U (en) | 2017-04-13 | 2017-04-13 | A kind of deep-sea test string connector |
Country Status (1)
Country | Link |
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CN (1) | CN206617101U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106869817A (en) * | 2017-04-13 | 2017-06-20 | 长江大学 | A kind of deep-sea test string connector |
-
2017
- 2017-04-13 CN CN201720386107.3U patent/CN206617101U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106869817A (en) * | 2017-04-13 | 2017-06-20 | 长江大学 | A kind of deep-sea test string connector |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20200413 |