CN109301622B - Carbon fiber submersible conductive rod - Google Patents
Carbon fiber submersible conductive rod Download PDFInfo
- Publication number
- CN109301622B CN109301622B CN201811207663.5A CN201811207663A CN109301622B CN 109301622 B CN109301622 B CN 109301622B CN 201811207663 A CN201811207663 A CN 201811207663A CN 109301622 B CN109301622 B CN 109301622B
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- socket
- rod body
- female socket
- connecting hoop
- 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.)
- Active
Links
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 45
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 45
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 45
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 45
- 229910052802 copper Inorganic materials 0.000 claims abstract description 45
- 239000010949 copper Substances 0.000 claims abstract description 45
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 11
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 11
- 239000004519 grease Substances 0.000 claims description 8
- 238000004806 packaging method and process Methods 0.000 claims description 7
- 238000005538 encapsulation Methods 0.000 claims description 5
- 239000003129 oil well Substances 0.000 abstract description 20
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000005245 sintering Methods 0.000 abstract description 4
- 239000000919 ceramic Substances 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 11
- 239000010410 layer Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to a carbon fiber oil-submersible conductive rod, which comprises a rod body, a socket assembly and a plug assembly, wherein the socket assembly is fixedly arranged at the upper end of the rod body; the socket assembly comprises a connecting hoop, a copper jack, a fixing shoulder and an upper-end female socket, wherein the copper jack is arranged at the end part of the upper-end female socket, the connecting hoop is arranged on the upper-end female socket, and internal threads are arranged in the connecting hoop; a first sealing lead pad is arranged at the connection position of the connecting hoop and the upper end female socket and is pressed by a fixing shoulder arranged in the connecting hoop and on the end female socket; the fixing shoulder is rotatably connected to the connecting band inside the connecting band. According to the invention, the conductive rod is used for replacing the submersible cable, so that conductive laying in the oil pipe is realized; the conductive rod adopts a magnesium oxide ceramic sintering insulation mode, and the carbon fiber composite material is used as a conductive rod shell, so that the conductive rod is suitable for complicated high-temperature, high-pressure and corrosion severe working conditions of an oil well and has long service life.
Description
Technical Field
The invention relates to an oil well conducting rod, in particular to a carbon fiber submersible conducting rod.
Background
The submersible pump used in the oil well of the existing oil field adopts a submersible cable to supply power for a submersible motor, most of the submersible cables are armored cables, the submersible cables are insulated in multiple layers, the outermost layer is formed by winding stainless steel armor, the pressure resistance level is 3000/6000V, and the temperature resistance level is 90/120 ℃. In the well descending process, the cable is bound on the outer wall of the oil pipe by a stainless steel clip, and is led out from a cable hole of the electric pump wellhead along with the well descending of the oil pipe.
In the actual pumping operation process under the oil well operation, the oil pipe coupling is easy to collide with the inner wall of the oil well casing, and if the collision part is a cable binding part, the cable is easy to be damaged by collision, so that insulation short circuit or cable middle open circuit is caused. The expensive submersible cable cannot be reused many times, and once the well is repaired, the submersible cable must be replaced with a new one. In the process of pumping down, the workload of binding the cable is large, and the cable clip is easy to drop into an oil well to cause foreign matter well falling accidents. The high temperature, high pressure, corrosive downhole environment of the well reduces the useful life of the submersible cable. The situation becomes a main problem to be solved by the oil-submerged pump and the oil-submerged cable in the production and the application of the oil extraction lifting system of the oil well.
Disclosure of Invention
Aiming at the defects that in the prior art, when the oil-submerged pump and the oil-submerged cable are applied to the production and the application of an oil well oil extraction lifting system, the workload of binding the cable is large, foreign matters easily fall into a well, the service life of the oil-submerged cable is low and the like, the invention aims to solve the problem of providing the carbon fiber oil-submerged conducting rod which is suitable for complex and severe working conditions of an oil well and has long service life.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to a carbon fiber oil-submersible conductive rod, which comprises a rod body, a socket assembly and a plug assembly, wherein the socket assembly is fixedly arranged at the upper end of the rod body, the plug assembly is fixedly arranged at the lower end of the rod body, and a plurality of conductive rods are sequentially connected in series and spliced together through the plug assembly and the socket assembly.
The socket assembly comprises a connecting hoop, a copper jack, a fixing shoulder and an upper-end female socket, wherein the copper jack is arranged at the end part of the upper-end female socket, the connecting hoop is arranged on the upper-end female socket, and internal threads are arranged in the connecting hoop; a first sealing lead pad is arranged at the connection position of the connecting hoop and the upper end female socket and is pressed by a fixing shoulder arranged in the connecting hoop and on the end female socket; the fixing shoulder is rotatably connected to the connecting band inside the connecting band.
The plug assembly comprises a plurality of copper column plugs and copper column pins, wherein the copper column pins are parallelly fixed in the copper column plugs, and external connecting threads capable of being matched with internal threads of the connecting hoops in the socket assembly are arranged outside the copper column plugs.
The rod body is a round rod body, one end of the round rod body is sequentially deformed into a square diameter of a first fixed wrench and a first pushing bearing shoulder, and the first pushing bearing shoulder is fixedly connected with the root of the upper female socket; the other end of the round rod body is sequentially deformed into a second fixed wrench square diameter and a second pushing bearing shoulder, and the second pushing bearing shoulder is fixedly connected with the root of the lower end packaging male copper column plug.
The inside of the rod body is provided with a plurality of copper conductors, a carbon fiber shell and a magnesium oxide insulating layer, wherein the copper conductors are longitudinally arranged in the tubular carbon fiber shell, and the magnesium oxide insulating layer is filled in other spaces in the carbon fiber shell.
Carbon fiber encapsulation flanges are arranged at two ends of the carbon fiber shell of the round rod body part.
And insulating heavy grease is filled in the upper female socket of the socket assembly.
The female socket of upper end of socket subassembly is equipped with grease flow groove in.
The invention has the following beneficial effects and advantages:
1. the invention adopts the connecting conducting rod to replace the submersible cable, and directly realizes the conductive laying in the oil pipe. The conductive rod adopts a magnesia ceramic sintering insulation mode, the carbon fiber composite material is used as a conductive rod shell, the conductive rod is suitable for the complicated severe working conditions of high temperature, high pressure and corrosion of an oil well, the highest temperature resistance can exceed 650 ℃, the pressure resistance is above 30MPa, and the service life is long.
2. The operation connection well descending is convenient, the oil well operation support lifting equipment is not required to be changed, and the conducting rod well descending connection can be realized by adopting the original sucker rod well descending operation equipment.
3. The invention adopts the connecting rod type internal throwing conductive technology, solves the technical problem of underground cable plugging of the internal throwing type of the power supply cable of the oil-submerged pump, and opens up a high-efficiency, safe and reliable power supply mode for the use and maintenance of the oil-submerged pump. The operation efficiency is greatly improved;
4. the invention adopts the connecting rod type inner casting conductive technology, the conductive rod is connected by a hard rod type, the disassembly and the replacement are convenient, the oil well operation can be repeatedly used for a plurality of times, the repeated utilization rate is high, and the cost of the submersible cable is greatly reduced;
5. meanwhile, the production technical problems of low Wen Xila and wax precipitation and blockage in the oil pipe of the oil well are solved by connecting the conducting rod to supply power and heat.
Drawings
FIG. 1 is a schematic diagram of a carbon fiber submersible conductive rod according to the present invention;
FIG. 2 is a cross-sectional view of a rod portion of a carbon fiber submersible conductive rod;
FIG. 3A is an enlarged cross-sectional view of the upper female receptacle of the carbon fiber submersible conductive rod;
FIG. 3B is a top view of FIG. 3A;
FIG. 4A is an enlarged cross-sectional view of a lower end encapsulated copper pillar plug of a carbon fiber submersible conductive rod;
FIG. 4B is a cross-sectional view of FIG. 4A;
FIG. 5A is a schematic diagram of the upper female socket and lower package male copper pillar plug link in the present invention;
FIG. 5B is a section view D-D of FIG. 5A;
fig. 5C is an enlarged view of a portion a of fig. 5B;
fig. 6 is a schematic diagram of connection of a plurality of carbon fiber submersible conductive rods.
Wherein 1 is a chain coupling, 2 is an internal link thread, 3 is a copper jack filled with insulating grease, 4 is a fixed shoulder, 5a is a first sealing lead pad, 5b is a second sealing lead pad, 6 is an upper female socket, 7a is a first pushing bearing surface shoulder, 7b is a second pushing bearing surface shoulder, 8a is a first rod fixed wrench square diameter, 8b is a second rod fixed wrench square diameter, 9a is a first carbon fiber packaging flange, 9b is a second carbon fiber packaging flange 10 is a rod body, 11 is a lower end packaging male copper column plug, 12 is an external connection thread, 13 is a copper column pin, 14 is a flat wrench clamping diameter, 15 is a heavy grease flow groove, 16 is a copper conductor section, 17 is a carbon fiber shell section, and 18 is a magnesium oxide insulating layer.
Detailed Description
The invention is further elucidated below in connection with the drawings of the specification.
As shown in fig. 1, the carbon fiber submersible conductive rod comprises a rod body, a socket assembly and a plug assembly, wherein the socket assembly is fixedly arranged at the upper end of the rod body, the plug assembly is fixedly arranged at the lower end of the rod body, and a plurality of conductive rods are sequentially connected in series and spliced together through the plug assembly and the socket assembly.
As shown in fig. 1 and 3, the socket assembly comprises a connecting hoop 1, a copper jack 3, a fixing shoulder 4 and an upper female socket 6, wherein the copper jack 3 is arranged at the end part of the upper female socket 6, the connecting hoop 1 is installed on the upper female socket 6, and internal threads are arranged in the connecting hoop 1; a first sealing lead pad 5 is arranged at the connection position of the connecting hoop 1 and the upper end female socket 6 and is pressed by a fixing shoulder 4 arranged in the connecting hoop 1 and on the end female socket 6; the lead gasket 5 is used for sealing and preventing the inflow of conductive liquid in the oil well. The fixing shoulder 4 is rotatably connected to the connecting band 1 inside the connecting band 1.
As shown in fig. 1, 4A and 4B, the plug assembly includes a lower-end-packaged male copper pillar plug 11 and a plurality of copper pillar pins, which are fixed in the lower-end-packaged male copper pillar plug 11 in parallel, and external connection threads 12 which can be matched with internal threads of the connection hoop 1 in the socket assembly are arranged outside the lower-end-packaged male copper pillar plug 11.
The rod body is a round rod body 10, one end of the round rod body 10 is sequentially deformed into a first fixed wrench square diameter and a first pushing bearing shoulder, and the first pushing bearing shoulder is fixedly connected with the root of the upper female socket 6; the other end of the round rod body 10 is sequentially deformed into a second fixed wrench square diameter and a second pushing bearing shoulder, and the second pushing bearing shoulder is fixedly connected with the root of the lower end packaging male copper column plug.
As shown in fig. 2, the inside of the rod body is provided with a plurality of copper conductors 16, a carbon fiber shell 17 and a magnesium oxide insulating layer 18, wherein the copper conductors 16 are longitudinally arranged in the tubular carbon fiber shell 17, and the magnesium oxide insulating layer 18 is filled in other spaces in the carbon fiber shell 17.
The two ends of the carbon fiber shell 17 of the round rod body 10 are carbon fiber encapsulation flanges, including a first carbon fiber encapsulation flange 9a (shown in fig. 3A and 3B) and a second carbon fiber encapsulation flange 9B (shown in fig. 4A and 4B).
The invention fills the upper female socket 6 of the socket assembly with insulating heavy grease and provides the upper female socket 6 of the socket assembly with heavy grease flow grooves 15 as shown in fig. 5C. When the copper column pin 13 in the lower-end packaging male copper column plug 11 is inserted into the upper-end female socket 6, the insulating heavy oil filled in the jack is extruded, the insulating heavy oil is discharged to the sealed space of the connector by the heavy oil flowing groove 15, the insulating heavy oil is used as a final insulating protective layer, and the short-circuit accident between the conductor pins caused by the fact that the sealing lead pad is not tight and water permeates into the connecting plug of the conducting rod is prevented.
In this example, the outer diameter of each carbon fiber submersible conductive rod is between 22 and 25mm, and the length of the rod is 9 meters. In order to adapt to the application environment of high temperature and corrosion in the oil well and solve the problems of eccentric wear and stretching and the like caused by operation, a tubular carbon fiber shell 17 is adopted as a conducting rod shell, and 4 conducting rods with 10mm cross sections are adopted in the conducting rod 2 The conductive copper column 16 of the oil-submerged pump motor is used as a main power supply conductor, and the diameter of the conductive copper column can be increased by 1mm in the rod body according to the technical requirement 2 The sensor wire and the conductive rod heat the wax removal wire. The insulation between conductors adopts the surface of a copper column to sinter the magnesium oxide insulating layer 18 according to the use requirement, and then each conductor is uniformly penetrated into a carbon fiber tube for sintering manufacture after being fixed by a bracket, and the section is shown in figure 2.
During installation, the number of the needed carbon fiber oil-immersed conducting rods is determined according to the depth of underground operation, then plugging is carried out, as shown in fig. 5A-5C, a male copper column plug encapsulated at the lower end of the carbon fiber oil-immersed conducting rod is inserted into a female socket at the upper end of another carbon fiber oil-immersed conducting rod, and the connection structure shown in fig. 6 is formed by sequentially connecting the male copper column plug and the female copper column plug.
The invention adopts the connecting conducting rod to replace the submersible cable, and directly realizes the conductive laying in the oil pipe. The conducting rod adopts a magnesia ceramic sintering insulating mode, the carbon fiber composite material is used as a conducting rod shell, the conducting rod is suitable for the complicated high-temperature, high-pressure and corrosion severe working conditions of an oil well, the highest temperature resistance can exceed 650 ℃, the pressure resistance is higher than 30MPa, the service life is long, the lifting equipment of an oil well operation bracket is not required to be changed during operation, and the connection of the conducting rod in the well can be realized by adopting the original sucker rod in the well operation equipment; meanwhile, a connecting rod type internal throwing conductive technology is adopted, so that the technical problem of underground cable plugging of the internal throwing type of the power supply cable of the oil-submerged pump is solved, a brand new high-efficiency, safe and reliable power supply mode is opened up for the use and maintenance of the oil-submerged pump of the oil well, and the operation efficiency is greatly improved; the conductive rod is connected in a rigid rod type by adopting a conductive laying technology of throwing in the connecting rod type oil pipe, so that the connection rod is convenient to detach and replace, the oil well operation can be repeatedly used for a plurality of times, the repeated utilization rate is high, and the cost of the submersible cable is greatly reduced; meanwhile, the production technical problems of low Wen Xila and wax precipitation and blockage in the oil pipe of the oil well are solved by connecting the conducting rod to supply power and heat.
Claims (4)
1. The utility model provides a carbon fiber oil-submerged conducting rod which characterized in that: the socket comprises a rod body, a socket assembly and a plug assembly, wherein the socket assembly is fixedly arranged at the upper end of the rod body, the plug assembly is fixedly arranged at the lower end of the rod body, and a plurality of conducting rods are sequentially connected in series and spliced together through the plug assembly and the socket assembly;
the socket assembly comprises a connecting hoop, a copper jack, a fixing shoulder and an upper-end female socket, wherein the copper jack is arranged at the end part of the upper-end female socket, the connecting hoop is arranged on the upper-end female socket, and internal threads are arranged in the connecting hoop; a first sealing lead pad is arranged at the connection position of the connecting hoop and the upper end female socket and is pressed by a fixing shoulder arranged in the connecting hoop and on the end female socket; the fixed shoulder is rotationally connected with the connecting hoop inside the connecting hoop;
the plug assembly comprises a plurality of copper column plugs and copper column pins, wherein the copper column plugs are parallelly fixed in the copper column plugs, and external connecting threads capable of being matched with internal threads of the connecting hoops in the socket assembly are arranged outside the copper column plugs;
the rod body is a round rod body, one end of the round rod body is sequentially deformed into a square diameter of a first fixed wrench and a first pushing bearing shoulder, and the first pushing bearing shoulder is fixedly connected with the root of the upper female socket; the other end of the round rod body is sequentially deformed into a second fixed wrench square diameter and a second pushing bearing shoulder, and the second pushing bearing shoulder is fixedly connected with the root of the lower end packaging male copper column plug;
the inside of the rod body is provided with a plurality of copper conductors, a carbon fiber shell and a magnesium oxide insulating layer, wherein the copper conductors are longitudinally arranged in the tubular carbon fiber shell, and the magnesium oxide insulating layer is filled in other spaces in the carbon fiber shell.
2. The carbon fiber submersible conductive pole according to claim 1, wherein: carbon fiber encapsulation flanges are arranged at two ends of the carbon fiber shell of the round rod body part.
3. The carbon fiber submersible conductive pole according to claim 1, wherein: and insulating heavy grease is filled in the upper female socket of the socket assembly.
4. The carbon fiber submersible conductive pole according to claim 1, wherein: the female socket of upper end of socket subassembly is equipped with grease flow groove in.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811207663.5A CN109301622B (en) | 2018-10-17 | 2018-10-17 | Carbon fiber submersible conductive rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811207663.5A CN109301622B (en) | 2018-10-17 | 2018-10-17 | Carbon fiber submersible conductive rod |
Publications (2)
Publication Number | Publication Date |
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CN109301622A CN109301622A (en) | 2019-02-01 |
CN109301622B true CN109301622B (en) | 2023-11-07 |
Family
ID=65162993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811207663.5A Active CN109301622B (en) | 2018-10-17 | 2018-10-17 | Carbon fiber submersible conductive rod |
Country Status (1)
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CN (1) | CN109301622B (en) |
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EP0124987A2 (en) * | 1983-04-07 | 1984-11-14 | Lockheed Corporation | Underwater connector |
WO1989007843A1 (en) * | 1988-02-18 | 1989-08-24 | Cairns James L | Submersible electrical connector |
CN2162718Y (en) * | 1993-07-30 | 1994-04-20 | 华北石油管理局测井公司 | Multi-core plug cable contact for minor diameter well measurer |
JP2000115980A (en) * | 1998-10-05 | 2000-04-21 | Showa Electric Wire & Cable Co Ltd | Plug-in type connection part for power cable |
CN2418605Y (en) * | 2000-04-28 | 2001-02-07 | 中国科学院沈阳自动化研究所 | Two-core electric connector for underwater of operation |
CN201541011U (en) * | 2009-02-23 | 2010-08-04 | 四川海洋特种技术研究所 | Upright abyssal compression resisting sealing cable connector |
CN202333219U (en) * | 2011-11-09 | 2012-07-11 | 成都欧迅海洋工程装备科技有限公司 | Frameless structure type watertight connector |
CN206865067U (en) * | 2017-05-18 | 2018-01-09 | 中海油能源发展股份有限公司 | A kind of well head high pressure resistant cable penetration device |
CN206947658U (en) * | 2017-07-10 | 2018-01-30 | 钟秋平 | A kind of sensor plug and receptacle combinations structure |
WO2018152207A1 (en) * | 2017-02-15 | 2018-08-23 | Blue Robotics Inc. | Wet-mateable submersible electrical connector |
CN208970865U (en) * | 2018-10-17 | 2019-06-11 | 辽宁瑞邦石油技术发展有限公司 | Carbon fiber latent oil conducting rod |
Family Cites Families (2)
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US6796821B2 (en) * | 2002-06-06 | 2004-09-28 | Ocean Design, Inc. | Field installable cable termination assembly |
GB0906899D0 (en) * | 2009-04-22 | 2009-06-03 | Artificial Lift Co Ltd | Electrical wet connect |
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Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0124987A2 (en) * | 1983-04-07 | 1984-11-14 | Lockheed Corporation | Underwater connector |
WO1989007843A1 (en) * | 1988-02-18 | 1989-08-24 | Cairns James L | Submersible electrical connector |
CN2162718Y (en) * | 1993-07-30 | 1994-04-20 | 华北石油管理局测井公司 | Multi-core plug cable contact for minor diameter well measurer |
JP2000115980A (en) * | 1998-10-05 | 2000-04-21 | Showa Electric Wire & Cable Co Ltd | Plug-in type connection part for power cable |
CN2418605Y (en) * | 2000-04-28 | 2001-02-07 | 中国科学院沈阳自动化研究所 | Two-core electric connector for underwater of operation |
CN201541011U (en) * | 2009-02-23 | 2010-08-04 | 四川海洋特种技术研究所 | Upright abyssal compression resisting sealing cable connector |
CN202333219U (en) * | 2011-11-09 | 2012-07-11 | 成都欧迅海洋工程装备科技有限公司 | Frameless structure type watertight connector |
WO2018152207A1 (en) * | 2017-02-15 | 2018-08-23 | Blue Robotics Inc. | Wet-mateable submersible electrical connector |
CN206865067U (en) * | 2017-05-18 | 2018-01-09 | 中海油能源发展股份有限公司 | A kind of well head high pressure resistant cable penetration device |
CN206947658U (en) * | 2017-07-10 | 2018-01-30 | 钟秋平 | A kind of sensor plug and receptacle combinations structure |
CN208970865U (en) * | 2018-10-17 | 2019-06-11 | 辽宁瑞邦石油技术发展有限公司 | Carbon fiber latent oil conducting rod |
Also Published As
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CN109301622A (en) | 2019-02-01 |
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