CN103210249A - Device and method for blocking pipelines, especially under the sea - Google Patents
Device and method for blocking pipelines, especially under the sea Download PDFInfo
- Publication number
- CN103210249A CN103210249A CN2011800286361A CN201180028636A CN103210249A CN 103210249 A CN103210249 A CN 103210249A CN 2011800286361 A CN2011800286361 A CN 2011800286361A CN 201180028636 A CN201180028636 A CN 201180028636A CN 103210249 A CN103210249 A CN 103210249A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- hydraulic element
- framework
- hydraulic
- tube head
- 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
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000000903 blocking effect Effects 0.000 title claims abstract description 11
- 230000009347 mechanical transmission Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
-
- 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
- E21B29/00—Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/08—Cutting or deforming pipes to control fluid flow
-
- 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
- E21B29/00—Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/12—Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground specially adapted for underwater installations
Abstract
Device and method for blocking damaged oil and gas pipelines, pipe stubs which can be applied onto the cross-section of a portion of the pipeline before the damaged part. The device comprises an essentially U-shaped frame (1) equipped with hydraulic elements (2) fixed to it which are adapted to press the pipe from two opposite sides for blocking it and are operated by means of an external hydraulic source. The device is further equipped with lifting elements (9) enabling its proper positioning on the pipes or pipe stubs to be blocked.
Description
Technical field
The present invention relates to a kind of for the apparatus and method of stopping up, blocking the oil-gas pipeline that damages.Exactly, apparatus and method of the present invention are applicable to prevent that dangerous substance from entering in the environment in the short as far as possible time, in order to avoid taking place disaster in the ocean.Particularly, the present invention is a kind of for stopping up the oil-gas pipeline that damages, the apparatus and method of tube head (pipe stub).This device can be installed on the cross section of the part before the broken parts in the pipeline.
Summary of the invention
Target of the present invention is to solve the problem that is caused by the Gulf of Mexico (Gulf of Mexico) leakage of oil event in 2010, and oil platform blast has at that time caused an ecocatastrophe.After platform caught fire, the preventer mechanism that is used for blocking pipe can't operate, and stoped the effort of leakage of oil to be failed in succession.So far do not find as yet for the ideal solution of stopping up these pipelines, and similar accident all may take place all over the world at any time, thereby environment is caused the infringement that can't remedy.
The solution that the present invention proposes is reached two purposes.On the one hand, for example, under the situation that is similar to Gulf of Mexico leakage of oil event, this solution is applicable to stopping up tube head on making decision property of sea ground.On the other hand, this solution can be used as safety installations.It can on purpose be installed in the preventer system in existing or future, perhaps can be used as auxiliary device, in order to eliminate disaster.
According to basic principle of the present invention, U-shaped or gap frame preferably are provided with the metal framework structure with the pressing tongs (press-jaw) of hydraulic way closure, and (from the top) is applied on the pipeline from the side.This can finish at the rear portion.The obstructions such as pipeline of the part that just can not be damaged, distortion are installed in this way.The advantage of doing like this is, the material that flows out from pipe end or broken parts will can not produce negative (promote, advance) effect,, will can not hinder installation that is.After framework suitably being located, fixes (this can finish by means of hydraulic pressure and/or electromagnetic element) and reinforcing, the path of outflow material is blocked, make pipeline be pressed lightly by means of the big capacity fluid power cylinder that uses the wedge shape clamping element, but there is not the compression shock from both sides, till it flattens fully.Stop after the material outflow, by using certain conventional art decidability ground blocking pipe.Yet device itself can have mechanical structure, to be used for, for example, comes blocking pipe for good and all by means of lock screw and other joint elements.In some cases, use several similar devices to operate continuously and can have several stages.
As mentioning in preamble, on the one hand, the present invention is a kind of for stopping up the oil-gas pipeline that damages, the device of tube head, and this device can be applicable on the cross section of the part before the broken parts in the pipeline.Described device comprises the framework that takes the shape of the letter U substantially that is equipped with hydraulic element, described hydraulic element are fixed to described framework, be applicable to from two opposite directions and press pipeline in order to stop up described pipeline, and described hydraulic element are operated by means of external hydraulic source.Described device further is equipped with lift elements, makes described device can suitably be positioned on the pipeline or tube head to be stopped up.
On the other hand, in procedure of the present invention, device is applied on the cross section of the part before the broken parts in the pipeline.Described device comprises the framework that takes the shape of the letter U substantially that is equipped with hydraulic element, described hydraulic element are fixed to described framework, be applicable to from two opposite directions and press pipeline in order to stop up described pipeline, and described hydraulic element are operated by means of external hydraulic source.Described device is positioned on the pipeline or tube head to be stopped up from the top, and by the operation hydraulic element, makes that pipeline to be stopped up flattens.
Description of drawings
To the present invention be described with reference to the accompanying drawings, wherein:
Fig. 1 is the perspective view according to an embodiment of device of the present invention;
Fig. 2 shows the front view that is in entopic device shown in Figure 1;
Fig. 3 shows the front view of the device shown in Figure 1 that is in operation position afterwards;
Fig. 4 shows the side view of device shown in Figure 2;
Fig. 5 a showed before device starts, according to an embodiment's of device of the present invention perspective view;
Fig. 5 b shows the perspective view of Fig. 5 a shown device after starting;
Fig. 6 shows the perspective view according to another embodiment of device of the present invention;
Fig. 7 shows the front view that is in entopic device shown in Figure 6;
Fig. 8 shows the front view of the device shown in Figure 6 that is in operation position afterwards; And
Fig. 9 shows the side view of device shown in Figure 6.
Embodiment
In Fig. 1 a, can see a simple possibility embodiment according to device of the present invention.Herein, this device comprises the framework 1 by preferably taking the shape of the letter U of forming of two blocks of parallel-plates or similar structure.Hydraulic element 2 are fixed to framework 1, for example, and between two blocks of parallel-plates.Be fixed to these hydraulic element movable end be one or more wedge shape pressing tongs 3, these pressing tongs form pressure heads.Advantageously, hydraulic element are the rams that are provided with hole 4, can start these hydraulic element by hole 4.Under the situation of under the sea, operating, can be by carrying out startup from the pipeline that floats over marine supplys base such as hydraulic power.Suitably to be positioned on the pipeline in order installing, to use hydraulic support 5, the optimum position of pressing tongs 3 can be set by means of this hydraulic support.The framework 1 of device can be provided with lift elements 9, promotes and fixes in order to guarantee.Also can use electromechanical compo to replace hydraulic element.Advantageously, reduce and open in order to prevent framework 1 size, the part of opening of framework 1 couples together by connecting element (not shown), thereby ought laterally press pipeline from two opposite directions, that is, when making it to flatten, framework 1 can't broaden.U-shaped framework 1 according to device of the present invention also can adopt other modes to construct, and for example, it can have tubular frame.Operate this device, just need hydraulic pressure or electromechanical equipment.
The operation of device shown in Figure 1 is described with reference to figs. 2 to Fig. 3.
Fig. 2 shows and is in entopic device, that is to say, operation pressure is not transferred to hydraulic element 2 by hole 4, thereby pressing tongs 3 is in open mode, away from each other.Make device can be positioned on the pipeline to be stopped up like this.By means of lift elements 9 this device is placed on the pipeline to be stopped up, subsequently, by means of hydraulic support 5 device is positioned, make pressing tongs 3 advantageously perpendicular to pipeline.If pipeline to be stopped up vertically extends, then after device according to the present invention was placed in the water, the pipeline meeting for example, turned to a side by means of the lift elements 9 that suitably is shaped.Advantageously, between two blocks of parallel-plates of framework 1 hydraulic element are arranged fixedly, and the shape of these two flat boards is identical.
After step in, 4 exert pressure to the hole, so fluid power cylinder 2 begins to promote pressing tongs 3, pressing tongs is pressed pipeline to be stopped up simultaneously.Visible this operating position among Fig. 3.Fig. 4 shows device from the side.As can be seen, be equipped with hydraulic support 5 on the both sides of device herein, thereby help the device location.Suitably be positioned on pipeline or the tube head and by operation hydraulic element 2 pipeline to be stopped up become smooth (closure) substantially by installing from the top.
In Fig. 5 a and Fig. 5 b, above-described embodiment of device is shown and is in the operating process.In Fig. 5 a, as seen place the device on the pipeline 10, wherein pipeline 10 is positioned on the center line of pressing tongs 3 by means of hydraulic support 5.In Fig. 5 b, show a kind of state, namely exert pressure to ram 2 by hole 4, and pressing tongs 3 presses the cross section of pressure pipeline and blocking pipe from both sides, thus the stream in the blocking pipeline 10.
In Fig. 6, visible another embodiment according to device of the present invention.Be similar to device shown in Figure 1, this device by framework 1, locate and be fixed on the fluid power cylinder 2 in the framework 1, and pressing tongs 3 constitutes.Device shown in Figure 6 is provided with extra mechanical transmission member 7, makes it possible to apply bigger power.Under this embodiment's situation, electromagnet 6 is applied to hydraulic support 5, whereby, not only pipeline 10 might be navigated to hydraulic support 5, and this pipeline might be fixed to this hydraulic support.The mechanical transmission member 7 of device is assemblied between hydraulic element 2 and the pressing tongs 3.This device also can advantageously move and the location at pipeline 10 from the top by means of lift elements 9.
In Fig. 7 and Fig. 8, show the operation according to the device of above-described embodiment.
Fig. 7 shows and is in entopic device, and this moment, pressure was not transferred to hydraulic element 2 by hole 4.Pressing tongs 3 is in open mode, away from each other.Make it possible to like this device is positioned on (for example, damage) pipeline 10 by means of lift elements 9.As can be seen, mechanical transmission member 3 is connected to pressing tongs 3 and ram 2.
When exerting pressure by hole 4, ram 2 pushes together pressing tongs 3 by means of mechanical transmission 7.This closing course can last till that pipeline is flattened to till the required degree.If mechanical transmission member 7 be arranged to can be in the process of pressing minimally surpass the lower dead centre of mechanical structure, and in abutting connection with the buffer 8 through adjusting, the device under the closed state becomes auto-closing so.By this solution, after pipeline flattened and stops up, hydraulic pressure can stop, and pipeline keeps stopping up simultaneously.Visible this state among Fig. 8.
Fig. 9 shows the side view according to the device of above-described embodiment.Herein as can be seen, two hydraulic supports 5 are equipped with electromagnet 6, can randomly use, place and locate described electromagnet in any other embodiment.
In the possible embodiment of device, any hydraulic element all can be substituted by electric drive formula electromechanical compo.
In order to prevent that frame size from reducing and open, preferred (but may not) be, framework to open part fastening or couple together by connecting element (not shown), thereby when from two opposite directions promotion pipelines, that is, when making it to flatten, framework can't broaden.
Framework can have any other shape that is different from U-shaped, and for example, it can be closed or can be formed by two halves.Its parts can be different from parts shown in the drawings, for example, and tubular frame.
Must weigh oil hydraulic cylinder and mechanical component according to the wall thickness of cross section, pipeline to be stopped up, pressure, temperature and other factors of stream material (for example, if sea, then hydraulic pressure).
By using the present invention, can develop preventer of new generation.As safety member, can be integrated in the preventer of having worked according to device of the present invention, perhaps it can be used as independent unit, in order to strengthen Security, thereby averts a calamity.When this device is not the integral part of preventer and during as independent unit, can carry out periodic maintenance, even in that do not have also can be like this under the wrong situation.Strengthen the Security of operation in this way, reduce risk.After the inspection, device can be installed and reuse.
Claims (10)
1. one kind is used for stopping up the oil-gas pipeline that damages, the device of tube head, described device may be used on the cross section of the part before the broken parts in the described pipeline, described device is characterised in that, described device comprises the framework that takes the shape of the letter U substantially (1) that is equipped with hydraulic element (2), described hydraulic element are fixed to described framework, be applicable to from two opposite sides and press pipeline in order to stop up described pipeline, and described hydraulic element are operated by means of external hydraulic source, described device further is equipped with lifting device (9), makes described device can suitably be positioned on the pipeline or tube head to be stopped up.
2. device according to claim 1 is characterized in that, described hydraulic element (2) are fluid power cylinder (4).
3. device according to claim 1 is characterized in that, described framework (1) is formed by two blocks of parallel-plates, and described hydraulic element (2) are fixed between described two blocks of parallel-plates.
4. device according to claim 1 is characterized in that, described device is provided with hydraulic support (5).
5. device according to claim 4 is characterized in that, described hydraulic support (5) is provided with electromagnet (6), makes described pipeline (10) to position and to fix according to described hydraulic support (5).
6. device according to claim 1 is characterized in that, described device is equipped with the mechanical transmission member (7) that is installed between hydraulic element (2) and the pressing tongs (3).
7. device according to claim 6 is characterized in that, described mechanical transmission member (7) is auto-closing under closed state.
8. one kind is used for stopping up the oil-gas pipeline that damages, the method of tube head, in the process of described method, device is applied on the cross section of the part before the broken parts in the described pipeline, described method is characterised in that, described device comprises the framework that takes the shape of the letter U substantially (1) that is equipped with hydraulic element (2), described hydraulic element are fixed to described framework, be applicable to from two opposite directions and press and blocking pipe, and described hydraulic element are operated by means of external hydraulic source, described device is positioned on the pipeline or tube head to be stopped up from the top, and by operation described hydraulic element (2), make pipeline described to be stopped up flatten.
9. method according to claim 8 is characterized in that, described framework (1) is provided with lift elements (9), makes described framework can suitably be positioned on the pipeline or tube head described to be stopped up.
10. method according to claim 8 is characterized in that, described device is equipped with the mechanical transmission member (7) that is installed between described hydraulic element (2) and the pressing tongs (3).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU1000305A HUP1000305A1 (en) | 2010-06-10 | 2010-06-10 | Apparatus and method for shuting off piplines especially under the sea |
| HUP1000305 | 2010-06-10 | ||
| PCT/HU2011/000053 WO2011158049A2 (en) | 2010-06-10 | 2011-06-09 | Device and method for blocking pipelines, especially under the sea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103210249A true CN103210249A (en) | 2013-07-17 |
Family
ID=89989770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011800286361A Pending CN103210249A (en) | 2010-06-10 | 2011-06-09 | Device and method for blocking pipelines, especially under the sea |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2580512A4 (en) |
| CN (1) | CN103210249A (en) |
| CA (1) | CA2810760A1 (en) |
| EA (1) | EA201390004A1 (en) |
| HU (1) | HUP1000305A1 (en) |
| MX (1) | MX2012014218A (en) |
| WO (1) | WO2011158049A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436597A (en) * | 2018-05-17 | 2018-08-24 | 哈尔滨工程大学 | Deep underwater pipes work tool |
| CN108729870A (en) * | 2018-05-17 | 2018-11-02 | 哈尔滨工程大学 | Underwater non-closed circumferentially cutting rotating cutter-head driving mechanism |
| CN111059357A (en) * | 2019-12-04 | 2020-04-24 | 深圳海油工程水下技术有限公司 | Supporting platform for maintenance of marine pipe |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU184039U1 (en) * | 2017-08-17 | 2018-10-12 | Федеральное государственное образовательное учреждение высшего образования "Сибирский государственный автомобильно-дорожный университет (СибАДИ)" | Device for sealing a damaged section of a trunk pipeline by flattening and blocking a pipe cross section |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB257902A (en) * | 1925-09-05 | 1927-09-29 | Tiefbohrtechnik Und Maschb Ag | An improved method of shutting off or throttling the flowing out of fluids, vapours or gases from bore or well tubes |
| US3741517A (en) * | 1971-02-09 | 1973-06-26 | Texaco Inc | Subterranean clamping mechanism for submarine wells |
| US4295527A (en) * | 1978-04-12 | 1981-10-20 | Ruesse Rolf A | Process and device for the centering of casings as used for underground drilling |
| GB2171051A (en) * | 1985-02-15 | 1986-08-20 | Avon Lippiatt Hobbs | Pipe compressing device |
| US5458439A (en) * | 1993-04-29 | 1995-10-17 | Sonsub International Management Inc. | Pipe attachment and receiving assembly |
| US20040104366A1 (en) * | 2001-03-19 | 2004-06-03 | Gaetan Champagne | Apparatus for squeezing pipes and method of use |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3626497A (en) * | 1969-08-06 | 1971-12-07 | Lucian T Lambert | Plastic pipe clamp |
| RU2200085C2 (en) * | 2000-10-26 | 2003-03-10 | Открытое акционерное общество "Ракетно-космическая корпорация "Энергия" им. С.П.Королева" | Apparatus for pinching metallic pipelines |
-
2010
- 2010-06-10 HU HU1000305A patent/HUP1000305A1/en unknown
-
2011
- 2011-06-09 EA EA201390004A patent/EA201390004A1/en unknown
- 2011-06-09 MX MX2012014218A patent/MX2012014218A/en not_active Application Discontinuation
- 2011-06-09 CA CA2810760A patent/CA2810760A1/en not_active Abandoned
- 2011-06-09 WO PCT/HU2011/000053 patent/WO2011158049A2/en active Application Filing
- 2011-06-09 CN CN2011800286361A patent/CN103210249A/en active Pending
- 2011-06-09 EP EP11795249.9A patent/EP2580512A4/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB257902A (en) * | 1925-09-05 | 1927-09-29 | Tiefbohrtechnik Und Maschb Ag | An improved method of shutting off or throttling the flowing out of fluids, vapours or gases from bore or well tubes |
| US3741517A (en) * | 1971-02-09 | 1973-06-26 | Texaco Inc | Subterranean clamping mechanism for submarine wells |
| US4295527A (en) * | 1978-04-12 | 1981-10-20 | Ruesse Rolf A | Process and device for the centering of casings as used for underground drilling |
| GB2171051A (en) * | 1985-02-15 | 1986-08-20 | Avon Lippiatt Hobbs | Pipe compressing device |
| US5458439A (en) * | 1993-04-29 | 1995-10-17 | Sonsub International Management Inc. | Pipe attachment and receiving assembly |
| US20040104366A1 (en) * | 2001-03-19 | 2004-06-03 | Gaetan Champagne | Apparatus for squeezing pipes and method of use |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436597A (en) * | 2018-05-17 | 2018-08-24 | 哈尔滨工程大学 | Deep underwater pipes work tool |
| CN108729870A (en) * | 2018-05-17 | 2018-11-02 | 哈尔滨工程大学 | Underwater non-closed circumferentially cutting rotating cutter-head driving mechanism |
| CN111059357A (en) * | 2019-12-04 | 2020-04-24 | 深圳海油工程水下技术有限公司 | Supporting platform for maintenance of marine pipe |
| CN111059357B (en) * | 2019-12-04 | 2021-12-28 | 深圳海油工程水下技术有限公司 | Supporting platform for maintenance of marine pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| HUP1000305A1 (en) | 2011-12-28 |
| HU1000305D0 (en) | 2010-08-30 |
| WO2011158049A3 (en) | 2012-02-09 |
| MX2012014218A (en) | 2013-04-11 |
| EP2580512A2 (en) | 2013-04-17 |
| EP2580512A4 (en) | 2014-05-07 |
| CA2810760A1 (en) | 2011-12-22 |
| EA201390004A1 (en) | 2013-06-28 |
| WO2011158049A2 (en) | 2011-12-22 |
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