CN1876329A - Internal aligning device for pipe - Google Patents
Internal aligning device for pipe Download PDFInfo
- Publication number
- CN1876329A CN1876329A CN 200610089564 CN200610089564A CN1876329A CN 1876329 A CN1876329 A CN 1876329A CN 200610089564 CN200610089564 CN 200610089564 CN 200610089564 A CN200610089564 A CN 200610089564A CN 1876329 A CN1876329 A CN 1876329A
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- China
- Prior art keywords
- chain
- pipeline
- mouthpart
- connecting cleat
- hydraulic cylinder
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Abstract
The invention discloses a conduit butt device, comprising: at least one unit of connecting clamp board, which is distributed evenly on outer wall of conduit two sides, two sides connecting clamp board are equipped with one chain containing tank, which is provided with chain gear means; two paralleled chains, which passes through said chain containing tank and covered on outer wall of pre-connecting conduit; four guiding wheel group, which are connected with end of said chain; one tension device, which are installed between said four guiding wheel group. The invention realizes tension and loose of chain through hydraulic cylinder; the connecting cleat on chain makes rigid force on pipe end counter be at center; the chain gear device guarantees flexible connection of chain and connecting clamp; the guiding wheel on hydraulic cylinder possess double functions, which guarantees movement on conduit surface when chain tightens and avoids bending moment of plug-stick.
Description
Technical field
The present invention relates to a kind of hydraulic chain pipeline to mouthpart, belong to metal solder and ensure the field.It can be used for the centering of the metallic conduit of different tube diameters clamp to adjust, and accommodation is big, is particularly suitable for carrying out under water, the accurate counterpart work before the welding of the double-deck oil and gas pipes of land list.
Background technology
At present, to adjust operation mainly be to adopt mouthpart is realized to the counterpart the during welding of the submarine pipeline of China.Mainly be divided into two big classes: internal clamp and external clamp, wherein external clamp is divided into two kinds of jig formula and chain types again.Internal clamp mainly contains hydraulic pressure and pneumatic two kinds, its complex structure, and easy and simple to handle, counterpart is accurate, installs but mainly carry out pipeline, can not be used for the pipeline maintenance operation.In the prior art, comprise mainly in the jig formula external clamp that hand pulls lever, feed screw nut formula, its shortcoming mainly is and manages corresponding standard series product, no mismatch regulating power; The chain type external clamp mainly comprises H﹠amp; To mouthpart, its shortcoming is that mainly manual operation efficient is low to the manual chain type of M company, mathey demond company, WT company to the hydraulic chain of mouthpart and WT company, more complicated, and tightening force is little; The hydraulic chain of WT company can not be used under water mouthpart.
Summary of the invention
The purpose of this invention is to provide a kind of pipeline to mouthpart, it can be used for counterpart different tube diameters metallic conduit, is specially adapted to the preceding centering of single double-deck oil and gas pipes welding under water and ensures.
For achieving the above object, the present invention takes following technical scheme: a kind of pipeline is to mouthpart, it includes: at least one group of connecting cleat, it is evenly distributed on the outer wall of pipe ends to be connected, the two ends of each connecting cleat are respectively arranged with a chain storage tank, are provided with the sprocket device in this chain storage tank; Two chains parallel to each other, it passes the chain storage tank of the two ends correspondence of described connecting cleat respectively, and is set on the outer wall of pipeline to be connected; Four guiding wheels, it connects the end that described chain is set respectively; One tensioning apparatus, it is arranged between described four guiding wheels.
In practical operation, described tensioning apparatus includes support, and hydraulic cylinder and guide post are set on this support; Two chains parallel to each other are formed a special broadband chain by connecting clamping plate, chain one end in broadband is connected on the hydraulic cylinder piston rod by the hook on a pair of guiding wheels, the other end by another to guiding on the wheels hook and cooperate guide post to be connected on the hydraulic cylinder body.Above-mentioned hydraulic cylinder can be the rod-pulling type plunger case.
Above-mentioned pipeline is in the mouthpart, and the cross section of described sprocket device is " M " shape, and it is articulated in the described chain storage tank, and the sprocket of locating that described chain passes the chain storage tank is fastened in the teeth groove of sprocket device.In addition, the contact-making surface of described connecting cleat and pipeline to be connected, for the corresponding circular arc of this pipeline to be connected.
According to the caliber difference, the quantity of connecting cleat can be adjusted accordingly, such as: 7,6,5,4 or 2.
The present invention is owing to take above design, and it has the following advantages:
1, the present invention realizes tightening up of chain by hydraulic cylinder and unclamps; Connecting cleat on the chain can allow the stressed centering of pipe end rigidity; The sprocket device guarantees chain and the flexible connection of connecting cleat; Directive wheel has dual-use function on the hydraulic cylinder and be connected in, and has both guaranteed can move at pipe surface when chain tightens up, and avoids plunger rod to be subjected to moment of flexure, is again the hook of broadband chain.
2, the present invention's centering of can be used for the metallic conduit of different tube diameters clamp to be adjusted, and accommodation is big, is particularly suitable for carrying out under water, the accurate counterpart work before the welding of the double-deck oil and gas pipes of land list.
Description of drawings
Fig. 1 is a structural principle schematic diagram of the present invention.
Fig. 2 is a structural representation of the present invention.
Fig. 3 is a vertical view of the present invention.
Fig. 4 is the structural representation of connecting cleat among the present invention.
Fig. 5 is the vertical view of Fig. 4.
Fig. 6 is the side-looking generalized section of Fig. 4.
Fig. 7 uses the embodiment schematic diagram of 7 connecting cleats for the present invention.
Fig. 8 uses the embodiment schematic diagram of 5 connecting cleats for the present invention.
Perspective view when Fig. 9 is installed on the pipeline for the present invention.
The specific embodiment
As Fig. 1～Fig. 6 and cooperate shown in Figure 9, for a kind of pipeline provided by the present invention to mouthpart, it includes: at least one group of connecting cleat 1, it is evenly distributed on the outer wall at pipeline to be connected 2 two ends, unfixing between connecting cleat 1 and the pipeline, in the process of counterpart, connecting cleat 1 can move along pipeline outer wall, the two ends of each connecting cleat 1 are respectively arranged with a chain storage tank 11, are provided with sprocket device 12 in this chain storage tank 11;
Two chains 3 parallel to each other, it passes the chain storage tank 11 of connecting cleat 1 two ends correspondence respectively, and is set on the outer wall of pipeline 2 to be connected;
Four guiding wheels 4, it connects the end that each chain 3 is set respectively;
One tensioning apparatus 5, it is arranged between four guiding wheels 4.
Among the present invention, above-mentioned tensioning apparatus 5 specifically includes support 51, and hydraulic cylinder 52 and guide post 53 are set on the support 51.Structural principle schematic diagram of the present invention as shown in Figure 1, two chains 3 parallel to each other are formed a special broadband chain by connecting cleat 1, chain one end in broadband is connected on the hydraulic cylinder piston rod 521 by the hook on a pair of guiding wheels 41, the other end by another to guiding on the wheels 42 hook and cooperate guide post 53 to be connected on the hydraulic cylinder body 522.Can think during counterpart that the distance of LL is constant, when piston rod 521 elongations, the L distance reduces, and the chain tension reaches application of force counterpart purpose.Again specifically, hydraulic cylinder 52 can be the rod-pulling type plunger case.
Cooperate Fig. 4, Fig. 5, shown in Figure 6, sprocket device 12 specifically, its cross section is " M " shape, it is articulated in the chain storage tank 11, and chain 3 passes the sprocket of locating 31 of chain storage tank 11 and is fastened in the teeth groove of sprocket device 12.Like this, when chain 3 was tightened up, sprocket device 12 rotated at the drive lower edge of sprocket 31 pivot 13, and sprocket 31 then moves to the teeth groove of front from a teeth groove of sprocket device 12 back.In addition, the contact-making surface of connecting cleat 1 and pipeline 2 to be connected, for these pipeline 2 corresponding circular arcs 13 to be connected; Such benefit is that arc transition is steady, smooth in the counterpart tension chain process, stress is concentrated little.
Connecting cleat 1 in the foregoing description, its quantity can be adjusted accordingly or even not use connecting cleat according to the caliber difference, as Fig. 7, shown in Figure 8, in general, 24 " pipeline is with 7 connecting cleats, and 24 "～20 " pipeline is with 6; 20 "～15 " pipeline is with 5; 15 "～6 " pipeline is with 4, and clamping plate evenly distribute 6, and " pipeline is with 2 connecting cleats or need not.
When the present invention uses, by workboat complete machine is delivered to assigned address under water, and be positioned on the pipeline to be processed by the diver, the axis normal of pipeline is in the cylinder plunger bar.After finish the location, on workboat, carry out or diver's execute-in-place all can by operating personnel.
With the underwater operation is example, simply introduces concrete using method of the present invention:
1. hydraulic cylinder module and connecting cleat are installed respectively.
2. at dry type environment or underwater environment, manual pump, take-up device, clamping plate chain etc. are transferred near the pipeline to be processed, in place by operating personnel.On pipeline when in place, two directive wheels on the hydraulic cylinder module are costed respectively by the end of counterpart two segment pipes, hang the broadband chain on the hook of directive wheel, the chain other end hangs over another on the directive wheel after holding pipeline to be processed, screws guide post with ratchet spanner.
3. operating personnel are to the hydraulic hand-pump application of force.Hydraulic cylinder piston rod stretches out, and the broadband chain tightens up, and reaches pipeline counterpart purpose, after spot welding is finished, removes and can carry out root bead to mouthpart.
The present invention can be used for counterpart and set round different tube diameters metallic conduit, for reliable, accurate welded pipe line provides safeguard.
Claims (10)
1, a kind of pipeline is characterized in that mouthpart, and it includes:
At least one group of connecting cleat, it is evenly distributed on the outer wall of pipe ends to be connected, and the two ends of each connecting cleat are respectively arranged with a chain storage tank, are provided with the sprocket device in this chain storage tank;
Two chains parallel to each other, it passes the chain storage tank of the two ends correspondence of described connecting cleat respectively, and is set on the outer wall of pipeline to be connected;
Four guiding wheels, it connects the end that described chain is set respectively;
One tensioning apparatus, it is arranged between described four guiding wheels.
2, pipeline according to claim 1 is characterized in that mouthpart: described tensioning apparatus includes support, and hydraulic cylinder and guide post are set on this support; Two chains parallel to each other are formed a special broadband chain by connecting clamping plate, chain one end in broadband is connected on the hydraulic cylinder piston rod by the hook on a pair of guiding wheels, the other end by another to guiding on the wheels hook and cooperate guide post to be connected on the hydraulic cylinder body.
3, pipeline according to claim 2 is characterized in that mouthpart: described hydraulic cylinder is the rod-pulling type plunger case.
4, according to claim 1 or 2 or 3 described pipelines to mouthpart, it is characterized in that: the cross section of described sprocket device is " M " shape, it is articulated in the described chain storage tank, and the sprocket of locating that described chain passes the chain storage tank is fastened in the teeth groove of sprocket device.
5, according to claim 1 or 2 or 3 described pipelines to mouthpart, it is characterized in that: the contact-making surface of described connecting cleat and pipeline to be connected, for the corresponding circular arc of this pipeline to be connected.
6, pipeline according to claim 4 is characterized in that mouthpart: the contact-making surface of described connecting cleat and pipeline to be connected, for the corresponding circular arc of this pipeline to be connected.
7, according to claim 1 or 2 or 3 described pipelines to mouthpart, it is characterized in that: the quantity of described connecting cleat is 7,6,5,4 or 2.
8, pipeline according to claim 4 is characterized in that mouthpart: the quantity of described connecting cleat is 7,6,5,4 or 2.
9, pipeline according to claim 5 is characterized in that mouthpart: the quantity of described connecting cleat is 7,6,5,4 or 2.
10, pipeline according to claim 6 is characterized in that mouthpart: the quantity of described connecting cleat is 7,6,5,4 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610089564 CN1876329A (en) | 2006-07-03 | 2006-07-03 | Internal aligning device for pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610089564 CN1876329A (en) | 2006-07-03 | 2006-07-03 | Internal aligning device for pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1876329A true CN1876329A (en) | 2006-12-13 |
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ID=37508977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610089564 Pending CN1876329A (en) | 2006-07-03 | 2006-07-03 | Internal aligning device for pipe |
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| Country | Link |
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| CN (1) | CN1876329A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101653888A (en) * | 2008-08-22 | 2010-02-24 | 北京石油化工学院 | Annular cooling block for telescopic pipe lining |
| CN102198703A (en) * | 2011-05-10 | 2011-09-28 | 山东大学 | Bead string rope uniform tensioning device with combined hydraulic cylinder |
| CN101347884B (en) * | 2007-07-16 | 2011-10-26 | 昆山华恒工程技术中心有限公司 | Device for clamping pipe fitting welding torch |
| CN102699485A (en) * | 2012-06-26 | 2012-10-03 | 宝钢钢构有限公司 | Device for automatically welding spiral tubular pile |
| CN102922444A (en) * | 2012-10-08 | 2013-02-13 | 电子科技大学 | Fixed clamping device for detecting complex blade vibration performance |
| CN103111833A (en) * | 2013-02-06 | 2013-05-22 | 哈尔滨工程大学 | Assembly and disassembly tool for clamping-pressing type mechanical connector |
| CN103331726A (en) * | 2013-06-23 | 2013-10-02 | 江苏苏亚机电制造有限公司 | Pipe butting mechanism |
| CN104308446A (en) * | 2014-10-17 | 2015-01-28 | 中国石油天然气股份有限公司 | Chain-type external lining-up device and method |
| CN107443307A (en) * | 2017-08-16 | 2017-12-08 | 胜利油田高原石油装备有限责任公司 | A kind of tightening mechanism for large diameter pipeline screw thread |
| CN110712001A (en) * | 2019-12-03 | 2020-01-21 | 中铁上海工程局集团有限公司 | Adjusting device for aligning steel pipe joints and using method thereof |
| CN111037202A (en) * | 2019-12-14 | 2020-04-21 | 中冶天工集团有限公司 | Large-diameter pipeline aligning device and operation method |
| CN111425665A (en) * | 2020-04-22 | 2020-07-17 | 中石化石油工程技术服务有限公司 | Hydraulic locking device for external aligning device for pipeline construction |
-
2006
- 2006-07-03 CN CN 200610089564 patent/CN1876329A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347884B (en) * | 2007-07-16 | 2011-10-26 | 昆山华恒工程技术中心有限公司 | Device for clamping pipe fitting welding torch |
| CN101653888A (en) * | 2008-08-22 | 2010-02-24 | 北京石油化工学院 | Annular cooling block for telescopic pipe lining |
| CN102198703A (en) * | 2011-05-10 | 2011-09-28 | 山东大学 | Bead string rope uniform tensioning device with combined hydraulic cylinder |
| CN102699485A (en) * | 2012-06-26 | 2012-10-03 | 宝钢钢构有限公司 | Device for automatically welding spiral tubular pile |
| CN102922444A (en) * | 2012-10-08 | 2013-02-13 | 电子科技大学 | Fixed clamping device for detecting complex blade vibration performance |
| CN103111833B (en) * | 2013-02-06 | 2015-04-08 | 哈尔滨工程大学 | Assembly and disassembly tool for clamping-pressing type mechanical connector |
| CN103111833A (en) * | 2013-02-06 | 2013-05-22 | 哈尔滨工程大学 | Assembly and disassembly tool for clamping-pressing type mechanical connector |
| CN103331726A (en) * | 2013-06-23 | 2013-10-02 | 江苏苏亚机电制造有限公司 | Pipe butting mechanism |
| CN104308446A (en) * | 2014-10-17 | 2015-01-28 | 中国石油天然气股份有限公司 | Chain-type external lining-up device and method |
| CN104308446B (en) * | 2014-10-17 | 2016-04-06 | 中国石油天然气股份有限公司 | The outer contra-aperture device of chain type and method thereof |
| CN107443307A (en) * | 2017-08-16 | 2017-12-08 | 胜利油田高原石油装备有限责任公司 | A kind of tightening mechanism for large diameter pipeline screw thread |
| CN110712001A (en) * | 2019-12-03 | 2020-01-21 | 中铁上海工程局集团有限公司 | Adjusting device for aligning steel pipe joints and using method thereof |
| CN111037202A (en) * | 2019-12-14 | 2020-04-21 | 中冶天工集团有限公司 | Large-diameter pipeline aligning device and operation method |
| CN111425665A (en) * | 2020-04-22 | 2020-07-17 | 中石化石油工程技术服务有限公司 | Hydraulic locking device for external aligning device for pipeline construction |
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