CN106988708A - Valve group sledge and its installation method being directly connected to extra large pipe under water - Google Patents
Valve group sledge and its installation method being directly connected to extra large pipe under water Download PDFInfo
- Publication number
- CN106988708A CN106988708A CN201710177166.4A CN201710177166A CN106988708A CN 106988708 A CN106988708 A CN 106988708A CN 201710177166 A CN201710177166 A CN 201710177166A CN 106988708 A CN106988708 A CN 106988708A
- Authority
- CN
- China
- Prior art keywords
- valve group
- flange
- extra large
- large pipe
- sledge
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
- E21B43/013—Connecting a production flow line to an underwater well head
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/02—Valve arrangements for boreholes or wells in well heads
- E21B34/04—Valve arrangements for boreholes or wells in well heads in underwater well heads
Abstract
The invention discloses a kind of valve group sledge under water, including valve group base (1) and valve group (5), the sliding platform (4) being vertically movable is provided with the valve group base (1), transversely movable installing plate (9) is provided with sliding platform (4), the valve group (5) is arranged on installing plate (9) in which can move longitudinally, guide frame (7) is provided with the valve group base (1), linear guide channel is formed at guide frame (7) bottom, the valve group flange (8) of the valve group (5) is arranged in the first end of linear guide channel, the axis of valve group flange (8) is parallel with linear guide channel.The invention also discloses the installation method that a kind of above-mentioned sledge of valve group under water and extra large pipe are directly connected to, the present invention can realize being directly connected to for valve group and extra large pipe, and operation is simply efficient, and only needs to use a pair of flanges, potential leakage point is reduced, the security of extra large pipe connection is improved.
Description
Technical field
The invention belongs to the technical field of offshore oil and gas drilling well, and in particular to a kind of valve group sledge under water and its direct with sea pipe
The installation method of connection.
Background technology
The conventional sledge of valve group under water and extra large pipe connection installation method are that valve group sledge decentralization sea bed is sat behind bottom, are connected using expansion bends
Extra large pipe flange and valve group flange are connect, this method operation on the sea amount is more, and the activity duration is longer, and expansion bends connection needs to use two
To flange, potential leakage point is added.
Above-mentioned discussion content purpose be to reader introduce may be described below and/or advocate it is of the invention each
The various aspects of the related technology of individual aspect, it is believed that the discussion content contributes to as reader with background's information, to be conducive to more
Understand various aspects of the invention well, it is therefore to be understood that be that these discussions are read with this angle, it is existing without being to recognize that
Technology.
The content of the invention
It is an object of the invention to avoid it is of the prior art not enough and provide a kind of valve group sledge under water and its with extra large Guan Zhi
The installation method connect in succession, it can realize being directly connected to for valve group sledge and extra large pipe, and operation is simply efficient, and reduces potential let out
Leak source.
The purpose of the present invention is achieved through the following technical solutions：
On the one hand there is provided a kind of valve group sledge, including valve group base and valve group under water, it is provided with and can erects on the valve group base
Transversely movable installing plate is provided with the dynamic sliding platform of translation, sliding platform, the valve group is set in which can move longitudinally
Put on a mounting board, guide frame is provided with the valve group base, linear guide channel is formed at guide frame bottom, described
The valve group flange of valve group is arranged in the first end of linear guide channel, and axis and the linear guide channel of valve group flange are put down
OK.
As a further improvement, bar is vertically directed by some between the valve group base and sliding platform to be erected
It is straight to be oriented to.
As a further improvement, laterally steering is carried out by cross slide way between the installing plate and sliding platform.
As a further improvement, longitudinally guiding is carried out by longitudinal rail between the valve group and installing plate.
As a further improvement, the guide frame sets eight that Open Side Down at the second end of linear guide channel
Font guide rod.
Being provided with the valve group sledge under water that the present invention is provided, including valve group base and valve group, the valve group base can be vertical
Transversely movable installing plate is provided with mobile sliding platform, sliding platform, the valve group is set in which can move longitudinally
On a mounting board, guide frame is provided with the valve group base, linear guide channel, the valve are formed at guide frame bottom
The valve group flange of group is arranged in the first end of linear guide channel, and the axis of valve group flange is parallel with linear guide channel.
Because guide frame bottom is formed with linear guide channel, when hanging, guide frame can enter extra large pipe clamp wherein, real
Now the valve group flange of valve group sledge tentatively aligns with extra large pipe flange under water, because valve group can carry out vertical, horizontal stroke relative to valve group base
To, vertically move, be so easy to valve group flange to be alignd with extra large pipe flange to be attached.The present invention can realize that valve group and sea are managed
Be directly connected to, operation is simply efficient, and only needs to use a pair of flanges, reduces potential leakage point, improves the connection of extra large pipe
Security.
On the one hand, present invention also offers a kind of using the installation side that valve group sledge and extra large pipe are directly connected under water as described above
Method, comprises the following steps：
Step 1, the default installation site suction mud to valve group sledge under water in sea bed make installation foundation ditch, then to installing foundation ditch bottom
Portion carries out smooth；
Step 2, valve group sledge is sling down it is put into water, is suspended on above extra large pipe flange；
Step 3, adjustment valve group sledge position, make the end of guide frame second be located above extra large pipe, valve group flange and extra large pipe flange
Maintain a certain distance；
Step 4, valve group sledge slowly transferred, extra large pipe clamp enters in the end of linear guide channel second, and valve group sledge is transferred to peace
Fill foundation ditch and sit bottom；
Step 5, be directed to framework, hoisting rig remove；
It is step 6, valve group is highly consistent along vertical shift to valve group flange and extra large pipe flange；
Step 7, valve group laterally moved it is coaxial to valve group flange and extra large pipe flange；
Step 8, valve group is moved longitudinally to valve group flange and extra large pipe flange is pressed close to；
Step 9, the fastening for carrying out flange bolt, complete the connection of valve group flange and extra large pipe flange.
As a further improvement, in step 1, the length and width for installing foundation ditch is more than the length of valve group base
With width and leave certain surplus, depth needs to ensure to make valve group flange and extra large pipe flange high by the movement of vertical direction
Degree is consistent.
As a further improvement, the extra large pipe flange is rotary flange, and flange can be around extra large 360 degree of rotations of pipe, valve group method
Orchid is blue for ball, and flange can rotate around extra large 360 degree of pipe and can realize the deflection of certain angle.
As a further improvement, the valve group flange and extra large pipe flange are respectively mounted the interim anti-collision of elasticity before docking
Pad.
As a further improvement, in step 8, if being found in longitudinal movement, valve group flange and extra large pipe flange exist
There is deviation, it is necessary to by valve group after vertical direction and horizontal direction are adjusted, be further continued for indulging in vertical direction and horizontal direction
To movement.
The connection method of the present invention can realize being directly connected to for valve group and extra large pipe, and operation is simply efficient, and only needs to use
A pair of flanges, reduce potential leakage point, improve the security of extra large pipe connection.
Brief description of the drawings
Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not constitute any limit to the present invention
System, for one of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to the following drawings
Other accompanying drawings.
Fig. 1 is the general illustration that valve group sledge and extra large pipe are directly connected under water.
Fig. 2 is that valve group sledge sits scheme of installation before bottom.
Fig. 3 is that valve group sledge sits scheme of installation behind bottom.
Embodiment
In order that those skilled in the art more fully understands technical scheme, it is below in conjunction with the accompanying drawings and specific real
Apply example the present invention is described in further detail, it is necessary to explanation, in the case where not conflicting, embodiments herein and
Feature in embodiment can be mutually combined.
As shown in figure 1, the embodiment of the present invention provides a kind of valve group sledge, including valve group base 1 and valve group 5 under water, the valve
The sliding platform 4 being vertically movable is provided with group base 1, it is vertical by 4 between the valve group base 1 and sliding platform 4
Guide rod 6 is vertically directed.Transversely movable installing plate 9 is provided with sliding platform 4, the installing plate 9 is flat with sliding
Between platform 4 laterally steering is carried out by two cross slide ways 3.The valve group 5 is arranged on installing plate 9 in which can move longitudinally,
Between the valve group 5 and installing plate 9 longitudinally guiding is carried out by two longitudinal rails 2.So, valve group 5 can be relative to valve group bottom
Seat 1 is in vertical direction (Z-direction), laterally (Y-direction), longitudinal direction (X to) are mobile, are easy to valve group flange to be alignd with sea pipe flange to be connected
Connect.Guide frame 7 is provided with the valve group base 1, linear guide channel is formed at the bottom of guide frame 7, the valve group 5
Valve group flange 8 is arranged in the first end of linear guide channel, and the axis of valve group flange 8 is parallel with linear guide channel.
The end of guide frame second can enter extra large pipe clamp wherein when hanging, and realize that the valve group flange of valve group sledge under water and extra large pipe flange are preliminary
Alignment.The guide frame 7 sets the splayed guide rod 10 that Open Side Down at the second end of linear guide channel, and splayed is led
Bar 10 is two groups, and splayed guide rod 10 can play guide effect, be easy to extra large pipe clamp to enter in linear guide channel.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, the embodiment of the present invention additionally provide it is a kind of using as described above under water valve group sledge and
The installation method that extra large pipe is directly connected to, comprises the following steps：
Step 1, the default installation site suction mud to valve group sledge under water in sea bed make installation foundation ditch, then to installing foundation ditch bottom
Portion's progress is smooth, and the length and width for installing foundation ditch is more than the length and width of valve group base and leaves certain surplus, and depth is needed
Ensure to make valve group flange and extra large pipe flange highly consistent by the movement of vertical direction.
Valve group sledge is sling down and is put into water by step 2, the loop wheel machine of dynamic positioning operation ship, is suspended on above extra large pipe flange；
Step 3, dynamic positioning operation ship adjustment vessel position, valve group sledge position is adjusted therewith makes the end of guide frame second position
Above Yu Haiguan, valve group flange and extra large pipe flange are maintained a certain distance, and extra large pipe flange is rotary flange, and flange can be around sea pipe
360 degree of rotations, valve group flange is that ball is blue, and flange can rotate around extra large 360 degree of pipe and can realize the deflection of certain angle.Institute
State valve group flange and extra large pipe flange is respectively mounted the interim fender of elasticity before docking.
Step 4, the loop wheel machine of dynamic positioning operation ship slowly transfer valve group sledge, and splayed guide rod is caught in extra large pipe, valve group sledge
Decentralization to sea bed sits bottom；
Step 5, diver remove interim fender, interim eight words guide frame, hoisting rig；
Step 6, diver use the equipment such as hydraulic cylinder, hydraulic jack, chain block, by sliding platform vertically
(Z-direction) is moved to valve group flange and extra large pipe flange is highly consistent；
Step 7, diver are using the equipment such as hydraulic cylinder, hydraulic jack, chain block, by valve group along transverse direction (Y-direction)
Guide rail is moved to valve group flange and extra large pipe flange is laterally aligned；
Step 8, diver are using the equipment such as hydraulic cylinder, hydraulic jack, chain block, by valve group along longitudinal direction (X to)
Guide rail is moved to valve group flange and extra large pipe flange centering is pressed close to, and flange seal steel ring, flange bolt are in the mistake vertically moved
Installed in journey.If it is inclined to find that valve group flange and extra large pipe flange occur in vertical direction and horizontal direction in longitudinal movement
Difference is, it is necessary to by valve group after vertical direction and horizontal direction are adjusted, be further continued for vertically moving.
The stretching that step 9, diver carry out flange bolt using hydraulic elongator is fastened, and completes valve group flange and sea
The connection of pipe flange.
Many details are elaborated in above description to facilitate a thorough understanding of the present invention, still, the present invention can be with
It is different from other modes described here to implement using other, it is thus impossible to be interpreted as limiting the scope of the invention.
In a word, although the present invention lists above-mentioned preferred embodiment, although it should be noted that those skilled in the art
Member can carry out various change and remodeling, unless such change and remodeling deviate from the scope of the present invention, otherwise should all wrap
Include within the scope of the present invention.
Claims (10)
1. a kind of valve group sledge under water, it is characterised in that：Including valve group base (1) and valve group (5), set on the valve group base (1)
It is equipped with the sliding platform (4) being vertically movable, sliding platform (4) and is provided with transversely movable installing plate (9), the valve group
(5) it is arranged on installing plate (9) with can moving longitudinally, guide frame (7), guide housing is provided with the valve group base (1)
Linear guide channel formed at frame (7) bottom, and the valve group flange (8) of the valve group (5) is arranged in the of linear guide channel
One end, the axis of valve group flange (8) is parallel with linear guide channel.
2. valve group sledge under water according to claim 1, it is characterised in that：The valve group base (1) and sliding platform (4) it
Between be vertically directed bar (6) by some and be vertically directed.
3. valve group sledge under water according to claim 1 or 2, it is characterised in that：The installing plate (9) and sliding platform (4)
Between pass through cross slide way (3) carry out laterally steering.
4. the valve group sledge under water according to claim 1 or 2 or 3, it is characterised in that：The valve group (5) and installing plate (9) it
Between pass through longitudinal rail (2) carry out longitudinally guiding.
5. valve group sledge under water according to any one of claim 1 to 4, it is characterised in that：The guide frame (7) is straight
Second end of linear guide channel sets the splayed guide rod (10) that Open Side Down.
6. a kind of use the installation method that valve group sledge and extra large pipe are directly connected under water as any one of claim 1 to 5, its
It is characterised by, comprises the following steps：
Step 1, the default installation site suction mud to valve group sledge under water in sea bed make installation foundation ditch, then enter to installing bottom of foundation ditch
Row is smooth；
Step 2, valve group sledge is sling down it is put into water, is suspended on above extra large pipe flange；
Step 3, adjustment valve group sledge position, make the end of guide frame second be located above extra large pipe, and valve group flange and extra large pipe flange are kept
A certain distance；
Step 4, valve group sledge slowly transferred, extra large pipe clamp enters in the end of linear guide channel second, valve group sledge is transferred to installing base
Bottom is sat in hole；
Step 5, be directed to framework, hoisting rig remove；
It is step 6, valve group is highly consistent along vertical shift to valve group flange and extra large pipe flange；
Step 7, valve group laterally moved it is coaxial to valve group flange and extra large pipe flange；
Step 8, valve group is moved longitudinally to valve group flange and extra large pipe flange is pressed close to；
Step 9, the fastening for carrying out flange bolt, complete the connection of valve group flange and extra large pipe flange.
7. the installation method that the sledge of valve group under water according to claim 6 and extra large pipe are directly connected to, it is characterised in that：In step
In 1, the length and width for installing foundation ditch is more than the length and width of valve group base and leaves certain surplus, and depth needs to protect
Card can make valve group flange and extra large pipe flange highly consistent by the movement of vertical direction.
8. the installation method that the sledge of valve group under water according to claim 6 and extra large pipe are directly connected to, it is characterised in that：The sea
Pipe flange is rotary flange, and flange can be that ball is blue around extra large 360 degree of rotations of pipe, valve group flange, and flange can be around extra large 360 degree of rotations of pipe
And the deflection of certain angle can be realized.
9. the installation method that the sledge of valve group under water according to claim 8 and extra large pipe are directly connected to, it is characterised in that：The valve
Group flange and extra large pipe flange are respectively mounted the interim fender of elasticity before docking.
10. the installation method that the sledge of valve group under water according to claim 6 and extra large pipe are directly connected to, it is characterised in that：In step
In rapid 8, if being found in longitudinal movement, there is deviation in vertical direction and horizontal direction in valve group flange and extra large pipe flange, need
By valve group after vertical direction and horizontal direction are adjusted, it is further continued for vertically moving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177166.4A CN106988708A (en) | 2017-03-22 | 2017-03-22 | Valve group sledge and its installation method being directly connected to extra large pipe under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177166.4A CN106988708A (en) | 2017-03-22 | 2017-03-22 | Valve group sledge and its installation method being directly connected to extra large pipe under water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106988708A true CN106988708A (en) | 2017-07-28 |
Family
ID=59412418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710177166.4A Pending CN106988708A (en) | 2017-03-22 | 2017-03-22 | Valve group sledge and its installation method being directly connected to extra large pipe under water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106988708A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387874A (en) * | 2017-08-15 | 2017-11-24 | 中海油能源发展股份有限公司 | It is a kind of to possess the directly underwater pipe fitting docking facilities of docking and regulatory function |
| CN107504330A (en) * | 2017-09-30 | 2017-12-22 | 中国海洋石油总公司 | A kind of adjustable valve group sledge of underwater 3 D |
| GB2572163A (en) * | 2018-03-20 | 2019-09-25 | Equinor Energy As | Subsea hydrocarbon production system |
| CN113027358A (en) * | 2021-02-09 | 2021-06-25 | 海洋石油工程股份有限公司 | Novel anti-slip clamp for preventing displacement of submarine pipeline |
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| CN201944416U (en) * | 2010-12-09 | 2011-08-24 | 中国海洋石油总公司 | Underwater manifold mounting device |
| US20150114657A1 (en) * | 2011-10-20 | 2015-04-30 | Velco Gray Inc. | Soft Landing System and Method of Achieving Same |
| CN103510896A (en) * | 2013-10-09 | 2014-01-15 | 中国石油大学(北京) | Installing tool for horizontal sleeve type connector for deep water manifold |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387874A (en) * | 2017-08-15 | 2017-11-24 | 中海油能源发展股份有限公司 | It is a kind of to possess the directly underwater pipe fitting docking facilities of docking and regulatory function |
| CN107504330A (en) * | 2017-09-30 | 2017-12-22 | 中国海洋石油总公司 | A kind of adjustable valve group sledge of underwater 3 D |
| CN107504330B (en) * | 2017-09-30 | 2019-04-16 | 中国海洋石油集团有限公司 | A kind of adjustable valve group sledge of underwater 3 D |
| GB2572163A (en) * | 2018-03-20 | 2019-09-25 | Equinor Energy As | Subsea hydrocarbon production system |
| GB2572163B (en) * | 2018-03-20 | 2021-01-06 | Equinor Energy As | Subsea hydrocarbon production system |
| CN113027358A (en) * | 2021-02-09 | 2021-06-25 | 海洋石油工程股份有限公司 | Novel anti-slip clamp for preventing displacement of submarine pipeline |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170728 |