WO2020032819A1 - Device for protecting a cable and fastening same to a pipe string - Google Patents
Device for protecting a cable and fastening same to a pipe string Download PDFInfo
- Publication number
- WO2020032819A1 WO2020032819A1 PCT/RU2018/000541 RU2018000541W WO2020032819A1 WO 2020032819 A1 WO2020032819 A1 WO 2020032819A1 RU 2018000541 W RU2018000541 W RU 2018000541W WO 2020032819 A1 WO2020032819 A1 WO 2020032819A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cable
- housing
- protecting
- pipe string
- attaching
- Prior art date
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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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
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- 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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/01—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels
Definitions
- the utility model relates to the field of oil and gas industry, in particular to a device for attaching a cable to a pipe string and protecting the cable from mechanical damage, and can be used to attach and protect cable lines in the well.
- a device for attaching a cable to a tubing string comprising a tube-shaped body with an open side surface made with a longitudinal recess for accommodating the cable and having a different cross-section in length, in the middle part of the body acting as a protective shield, the cross-sectional size exceeds the cross-sectional dimension of the extreme sections, the linear size of the middle part is made with the possibility of covering the coupling at the connection section of the tubing b, clamping brackets are located on the extreme sections, which are pivotally connected to the housing on one side and connected to it by means of locking mechanisms with the possibility of clamping connected pipes in the housing outside the coupling area, the articulated joint being an axis fixed in the axial the direction and located in the bushings made on the clamping bracket and the housing, wherein each locking mechanism is made in the form of a locking protrusion located on the housing, the end of which is made stepwise um, and on the bracket there is a fixing hole for interacting with the fixing protrusion, in addition, each bracket is equipped with
- the disadvantages of the known solutions include insufficient reliability, high cost, difficult to manufacture, since they require a large number of technological equipment, as well as difficulty in operation (requires the use of special tools for installation) and high metal consumption.
- the technical problem to which the proposed utility model is aimed is to expand the arsenal of technical means and create a device for attaching the cable to the pipe string and protecting the cable from mechanical damage, the parameters of which eliminate the above disadvantages and provide improved performance.
- the technical result achieved by the implementation of this utility model is to reduce the metal consumption and weight of the device while maintaining the reliability and strength of the device, simplifying installation / dismantling of the device and the design of the device.
- the specified technical result is achieved in a device for attaching a cable to a pipe string containing a housing with clamping clamps, pivotally connected to the housing on one side and connected to the housing via locking elements, the half clamps being made of a bent rod.
- the bar is made of metal (for example, stainless steel) of round, hexagonal, octagonal, square or rectangular cross-section, with sharp or rounded corners or edges.
- the bar is a wire (thick wire) with a diameter of 5-6 mm. or a thin bar with a diameter of 7-12 mm.
- the bar is a wire rod with a diameter of 5-12 mm.
- This structural embodiment of the device for attaching the cable to the pipe string provides a reduction in metal consumption, reliable fixation of the cable to the pipe string, ease of fixation due to the absence of a special tool for installation and simplification of design, which reduces labor costs and installation time, while maintaining the strength and reliability of the device and increase ease of use, and as a result of operational characteristics.
- the use of stainless steel bars of round, hexagonal, octagonal, square or rectangular cross-section allows you to expand the arsenal of technical equipment and does not require additional springing of the clamps, which simplifies the design of the device, and is made in the form of a wire with a diameter of 5-6 mm.
- FIG. 1 shows a General view of the device before installation
- figure 2 the device on the pipe Assembly with a cable (view from the side of the swivel joints)
- Fig.Z the device on the pipe assembly with a cable (view from the side of the lock joints).
- a device for attaching a cable to a pipe string comprises a housing 1 with a longitudinal groove 8 for laying the cable and a protective shield 9 in the middle part of the housing located between a pair of half-clamps 2, each of which is connected to the housing 1 on one side by means of a swivel joint 3, and with the other - with the help of a lock 4.
- the protective screen 9 is located on the side of the hinge 3 and is made integral with the housing 1 in the form of a curved plate.
- the half-clamps 2 are made of a bent rod (with a diameter of 5-6 mm. Or a thin bar with a diameter of 7-8 mm.) With the formation of a loop (as shown in Fig. 1-3) for fixing in the locking connection 4, made in the form of a hook-shaped element.
- the bar can be made of stainless steel of round, hexagonal, octagonal, square or rectangular cross section, with sharp or rounded corners or edges.
- the device When installing the device, the device is worn on the pipe coupling, where 5 is the pipe, 6 is the coupling, and 7 is the cable.
- the cable 7 is located in the longitudinal groove 8 of the device body 1, after which the device is laid on the sleeve 6 connecting the adjacent pipes 5, while the protective screen 9 half-covers the sleeve 6, then the half-clips 2 are latched / fastened alternately with the help of a mount in the lock connection 4, as a result what cable 7 is pressed to the pipe 5 by the device itself.
- half-clamps from a wire or rod allows to increase the reliability of the device for attaching the cable to the pipe string and protect the cable from mechanical damage, and also provides material savings, design relief while maintaining its rigidity, strength and reliability of the coupling half of the clamp with the body, reducing the cost of the device for fastening and protecting the cable, which reduces the cost of oil produced.
Abstract
The utility model relates to the oil production industry and can be used for protecting a power cable in a well during oil production using electric centrifugal pumps. The technical result of the solution being patented consists in saving on material, simplifying a construction while maintaining the rigidity thereof and reducing the cost of a device for fastening and protecting a cable, which leads to a reduction in the cost of the oil being produced. The technical result also consists in increasing the strength and reliability of connecting a half-yoke to a housing. The claimed technical result is achieved by using a device for protecting a power cable in a well, which comprises a housing with clamping half-yokes which are manufactured from a wire or a rod and are hingedly connected on one side to the housing, wherein the half-yokes are connected on the other side to the housing by means of lock joints.
Description
УСТРОЙСТВО ДЛЯ ЗАЩИТЫ И КРЕПЛЕНИЯ КАБЕЛЯ К КОЛОННЕ ТРУБ DEVICE FOR PROTECTING AND ATTACHING THE CABLE TO THE PIPE COLUMN
Полезная модель относится к области нефтедобывающей и газодобывающей промышленности, в частности к устройству для крепления кабеля к колонне труб и защиты кабеля от механических повреждений, и может быть использована для крепления и защиты кабельных линий в скважине. The utility model relates to the field of oil and gas industry, in particular to a device for attaching a cable to a pipe string and protecting the cable from mechanical damage, and can be used to attach and protect cable lines in the well.
Известно устройство для крепления кабеля к колонне насосно- компрессорных труб, содержащее корпус трубообразной формы с открытой боковой поверхностью, выполненной с продольным углублением для размещения кабеля и имеющей различное поперечное сечение по длине, в средней части корпуса, выполняющей роль защитного экрана, размер поперечного сечения превышает размер поперечного сечения крайних участков, линейный размер средней части выполнен с возможностью охватывания соединительной муфты на участке соединения насосно- компрессорных труб, на крайних участках расположены зажимные скобы, которые с одной стороны шарнирно связаны с корпусом, а с другой - связаны с ним посредством замковых механизмов с возможностью зажима в корпусе соединенных труб вне зоны соединительной муфты, упомянутое шарнирное соединение представляет собой ось, зафиксированную в осевом направлении и расположенную во втулках, выполненных на зажимной скобе и корпусе, при этом каждый замковый механизм выполнен в виде расположенного на корпусе фиксирующего выступа, торец которого выполнен ступенчатой формы, а на скобе - фиксирующего отверстия для взаимодействия с фиксирующим выступом, кроме этого каждая скоба снабжена пружинным элементом, расположенным с возможностью упругого поджатия насосно-компрессорных труб к корпусу и исключения их проворачивания относительно него, а твердость материала зажимной скобы превышает твердость материала корпуса (RU 34616, 10.12.2003). A device for attaching a cable to a tubing string is known, comprising a tube-shaped body with an open side surface made with a longitudinal recess for accommodating the cable and having a different cross-section in length, in the middle part of the body acting as a protective shield, the cross-sectional size exceeds the cross-sectional dimension of the extreme sections, the linear size of the middle part is made with the possibility of covering the coupling at the connection section of the tubing b, clamping brackets are located on the extreme sections, which are pivotally connected to the housing on one side and connected to it by means of locking mechanisms with the possibility of clamping connected pipes in the housing outside the coupling area, the articulated joint being an axis fixed in the axial the direction and located in the bushings made on the clamping bracket and the housing, wherein each locking mechanism is made in the form of a locking protrusion located on the housing, the end of which is made stepwise um, and on the bracket there is a fixing hole for interacting with the fixing protrusion, in addition, each bracket is equipped with a spring element located with the possibility of elastic compression of the tubing to the casing and preventing them from turning relative to it, and the hardness of the clamping material exceeds the hardness of the casing material ( RU 34616, 12/10/2003).
К недостаткам известного решения относятся недостаточная надежность, высокая себестоимость, сложно в изготовлении, так как требуют наличия большого количества технологической оснастки, а также сложность в эксплуатации (требуется использование для монтажа специального инструмента) и большая металлоемкость.
Техническая проблема, на решение которой направлена предложенная полезная модель, заключается в расширении арсенала технических средств и создании устройства для крепления кабеля к колонне труб и защиты кабеля от механических повреждений, параметры которого устраняют указанные выше недостатки и обеспечивают улучшение эксплуатационных характеристик. The disadvantages of the known solutions include insufficient reliability, high cost, difficult to manufacture, since they require a large number of technological equipment, as well as difficulty in operation (requires the use of special tools for installation) and high metal consumption. The technical problem to which the proposed utility model is aimed is to expand the arsenal of technical means and create a device for attaching the cable to the pipe string and protecting the cable from mechanical damage, the parameters of which eliminate the above disadvantages and provide improved performance.
Технический результат, достигаемый при реализации данной полезной модели, заключается в уменьшении металлоемкости и веса устройства при сохранении надежности и прочности устройства, упрощении монтажа/демонтажа устройства и конструкции устройства. The technical result achieved by the implementation of this utility model is to reduce the metal consumption and weight of the device while maintaining the reliability and strength of the device, simplifying installation / dismantling of the device and the design of the device.
Указанный технический результат достигается в устройстве для крепления кабеля к колонне труб, содержащем корпус с зажимными полухомутами, с одной стороны шарнирно соединенных с корпусом, а с другой стороны соединены с корпусом посредством замковых элементов, при этом полухомуты выполнены из согнутого прутка. The specified technical result is achieved in a device for attaching a cable to a pipe string containing a housing with clamping clamps, pivotally connected to the housing on one side and connected to the housing via locking elements, the half clamps being made of a bent rod.
Пруток выполнен из металла (например, нержавеющей стали) круглого, шестиугольного, восьмиугольного, квадратного или прямоугольного сечения, с острыми или закругленными углами или гранями. The bar is made of metal (for example, stainless steel) of round, hexagonal, octagonal, square or rectangular cross-section, with sharp or rounded corners or edges.
Пруток представляет собой проволоку (толстую проволоку) диаметром 5- 6 мм. или тонкий пруток диаметром 7-12 мм. The bar is a wire (thick wire) with a diameter of 5-6 mm. or a thin bar with a diameter of 7-12 mm.
Пруток представляет собой катанку диаметром 5-12 мм. The bar is a wire rod with a diameter of 5-12 mm.
Данное конструктивное выполнение устройства для крепления кабеля к колонне труб обеспечивает уменьшение металлоемкости, надежную фиксацию кабеля к колонне труб, простоту фиксации за счет отсутствия для монтажа специального инструмента и упрощения конструкции, что уменьшает трудозатраты и времени на монтаж, с сохранением прочности и надежности устройства и повышения удобства в эксплуатации, и как следствие эксплуатационных характеристик. Использование прутка из нержавеющей стали круглого, шестиугольного, восьмиугольного, квадратного или прямоугольного сечения позволяет расширить арсенал технических средств и не требует дополнительного подпружинивания полухомутов, что упрощает конструкцию устройства, а выполнение в виде проволоки диаметром 5-6 мм. позволяет хорошо выдерживать механические нагрузки с облегчением веса конструкции при сохранении надежности и долговечности эксплуатации или же тонкого прутка диаметром 7-12 мм. обеспечивает устойчивость к к
деформирующим нагрузкам и коррозии и позволяет эксплуатировать устройство на открытом воздухе, под водой, в условиях температурных перепадов и т. д. при простоте механической обработки и эксплуатации с сохранением долговечности и износостойкости устройства. This structural embodiment of the device for attaching the cable to the pipe string provides a reduction in metal consumption, reliable fixation of the cable to the pipe string, ease of fixation due to the absence of a special tool for installation and simplification of design, which reduces labor costs and installation time, while maintaining the strength and reliability of the device and increase ease of use, and as a result of operational characteristics. The use of stainless steel bars of round, hexagonal, octagonal, square or rectangular cross-section allows you to expand the arsenal of technical equipment and does not require additional springing of the clamps, which simplifies the design of the device, and is made in the form of a wire with a diameter of 5-6 mm. It allows to withstand mechanical loads with lightening the weight of the structure while maintaining reliability and durability of operation or a thin rod with a diameter of 7-12 mm. provides resistance to deforming loads and corrosion and allows you to operate the device in the open air, under water, in conditions of temperature changes, etc. with the simplicity of mechanical processing and operation, while maintaining the durability and wear resistance of the device.
Сущность полезной модели поясняется чертежами, где на фиг. 1 изображен общий вид устройства перед монтажом; на фиг.2 - устройство на трубе в сборе с кабелем (вид со стороны шарнирных соединений); на фиг.З - устройство на трубе в сборе с кабелем (вид со стороны замковых соединений). The essence of the utility model is illustrated by drawings, where in FIG. 1 shows a General view of the device before installation; figure 2 - the device on the pipe Assembly with a cable (view from the side of the swivel joints); in Fig.Z - the device on the pipe assembly with a cable (view from the side of the lock joints).
Устройство для крепления кабеля к колонне труб содержит корпус 1 с продольным пазом 8 для укладки кабеля и защитным экраном 9 в средней части корпуса, расположенного между пары полухомутов 2, каждый из которых соединен с корпусом 1 с одной стороны с помощью шарнирного соединения 3, а с другой - с помощью замкового соединения 4. Защитный экран 9 расположен со стороны шарнирного соединения 3 и выполнен заодно с корпусом 1 в виде изогнутой пластины. Полухомуты 2 выполнены из согнутого прутка (диаметром 5-6 мм. или тонкий пруток диаметром 7-8 мм.) с образованием петли (как показано на фиг. 1-3) для фиксации в замковом соединении 4, выполненном в виде крючкообразного элемента. A device for attaching a cable to a pipe string comprises a housing 1 with a longitudinal groove 8 for laying the cable and a protective shield 9 in the middle part of the housing located between a pair of half-clamps 2, each of which is connected to the housing 1 on one side by means of a swivel joint 3, and with the other - with the help of a lock 4. The protective screen 9 is located on the side of the hinge 3 and is made integral with the housing 1 in the form of a curved plate. The half-clamps 2 are made of a bent rod (with a diameter of 5-6 mm. Or a thin bar with a diameter of 7-8 mm.) With the formation of a loop (as shown in Fig. 1-3) for fixing in the locking connection 4, made in the form of a hook-shaped element.
Пруток может быть выполнен из нержавеющей стали круглого, шестиугольного, восьмиугольного, квадратного или прямоугольного сечения, с острыми или закругленными углами или гранями. The bar can be made of stainless steel of round, hexagonal, octagonal, square or rectangular cross section, with sharp or rounded corners or edges.
При монтаже устройства устройство одевается на муфтовое соединение труб, где 5 - это труба, 6 - это муфта, а 7 - это кабель. When installing the device, the device is worn on the pipe coupling, where 5 is the pipe, 6 is the coupling, and 7 is the cable.
Кабель 7 располагается в продольном пазу 8 корпуса 1 устройства, после чего устройство накладывают на муфту 6, соединяющую соседние трубы 5, при этом защитный экран 9 полуохватывает муфту 6, затем полухомуты 2 поочередно защелкивают/застегивают с помощью монтировки в замковом соединении 4, в следствии чего кабель 7прижимается к трубе 5 самим устройством. The cable 7 is located in the longitudinal groove 8 of the device body 1, after which the device is laid on the sleeve 6 connecting the adjacent pipes 5, while the protective screen 9 half-covers the sleeve 6, then the half-clips 2 are latched / fastened alternately with the help of a mount in the lock connection 4, as a result what cable 7 is pressed to the pipe 5 by the device itself.
Таким образом, выполнение полухомутов из проволоки или прутка, позволяет увеличить надежность устройства для крепления кабеля к колонне труб и защиты кабеля от механических повреждений, а также обеспечивает экономию материала, облегчение конструкции при сохранении её жесткости, прочности и надежности соединения полухомута с корпусом, снижение
стоимости устройства для крепления и защиты кабеля, что приводит к снижению себестоимости добываемой нефти.
Thus, the implementation of half-clamps from a wire or rod, allows to increase the reliability of the device for attaching the cable to the pipe string and protect the cable from mechanical damage, and also provides material savings, design relief while maintaining its rigidity, strength and reliability of the coupling half of the clamp with the body, reducing the cost of the device for fastening and protecting the cable, which reduces the cost of oil produced.
Claims
1. Устройство для крепления кабеля к колонне труб, характеризующееся тем, что содержит корпус с зажимными полухомутами, с одной стороны шарнирно соединенных с корпусом, а с другой стороны соединены с корпусом посредством замковых элементов, при этом полухомуты выполнены из согнутого прутка. 1. A device for attaching a cable to a pipe string, characterized in that it comprises a housing with clamping clamps, pivotally connected to the housing on one side and connected to the housing by locking elements, the half-clamps being made of a bent rod.
2. Устройство для крепления кабеля к колонне труб по п. 1 , характеризующееся тем, что пруток выполнен из металла круглого, шестиугольного, восьмиугольного, квадратного или прямоугольного сечения, с острыми или закругленными углами или гранями. 2. A device for attaching a cable to a pipe string according to claim 1, characterized in that the bar is made of metal of round, hexagonal, octagonal, square or rectangular cross-section, with sharp or rounded corners or edges.
3. Устройство для крепления кабеля к колонне труб по п. 2, характеризующееся тем, что пруток представляет собой проволоку диаметром 5-6 мм. или тонкий пруток диаметром 7-12 мм.
3. A device for attaching a cable to a pipe string according to claim 2, characterized in that the rod is a wire with a diameter of 5-6 mm. or a thin bar with a diameter of 7-12 mm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2018129026 | 2018-08-08 | ||
| RU2018129026 | 2018-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2020032819A1 true WO2020032819A1 (en) | 2020-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/RU2018/000541 WO2020032819A1 (en) | 2018-08-08 | 2018-08-20 | Device for protecting a cable and fastening same to a pipe string |
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| Country | Link |
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| WO (1) | WO2020032819A1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2588529A1 (en) * | 1985-10-14 | 1987-04-17 | Artifil Sarl | Metal fitting for jars and method of manufacture and assembly of the said metal fitting |
| RU24677U1 (en) * | 2002-03-14 | 2002-08-20 | Якунин Игорь Михайлович | DEVICE FOR CAPPING BANKS |
| RU34616U1 (en) * | 2003-09-22 | 2003-12-10 | Закрытое Акционерное Общество "М.А.Р.С.-Технология" | DEVICE FOR FIXING A CABLE TO A PIPE OF PUMP AND COMPRESSOR PIPES |
| RU73441U1 (en) * | 2007-09-10 | 2008-05-20 | Общество с ограниченной ответственностью "Научно-производственное предприятие "Возрождение" | CABLE MOUNT BRACKET |
-
2018
- 2018-08-20 WO PCT/RU2018/000541 patent/WO2020032819A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2588529A1 (en) * | 1985-10-14 | 1987-04-17 | Artifil Sarl | Metal fitting for jars and method of manufacture and assembly of the said metal fitting |
| RU24677U1 (en) * | 2002-03-14 | 2002-08-20 | Якунин Игорь Михайлович | DEVICE FOR CAPPING BANKS |
| RU34616U1 (en) * | 2003-09-22 | 2003-12-10 | Закрытое Акционерное Общество "М.А.Р.С.-Технология" | DEVICE FOR FIXING A CABLE TO A PIPE OF PUMP AND COMPRESSOR PIPES |
| RU73441U1 (en) * | 2007-09-10 | 2008-05-20 | Общество с ограниченной ответственностью "Научно-производственное предприятие "Возрождение" | CABLE MOUNT BRACKET |
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