CN115347412A - Quick connecting device for cable connector - Google Patents
Quick connecting device for cable connector Download PDFInfo
- Publication number
- CN115347412A CN115347412A CN202210979273.XA CN202210979273A CN115347412A CN 115347412 A CN115347412 A CN 115347412A CN 202210979273 A CN202210979273 A CN 202210979273A CN 115347412 A CN115347412 A CN 115347412A
- Authority
- CN
- China
- Prior art keywords
- joint
- plug
- plug seat
- seat
- connecting sleeve
- 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.)
- Granted
Links
- 238000004891 communication Methods 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Images
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
Abstract
The invention discloses a cable joint quick connecting device, which relates to the technical field of pipe columns and cable butt-joint devices and comprises an upper joint, a connecting sleeve, a lower joint, an upper plug seat, a middle plug and a middle plug seat, wherein the upper plug is inserted in the upper plug seat, the upper plug seat is fixedly installed in an inner hole of the upper joint, the middle plug is inserted at the upper end of the middle plug seat, the middle plug seat is inserted at the upper end of an inner hole of the lower joint, the upper part of the lower joint is inserted at the lower part of the inner hole of the upper joint, and the upper joint and the lower joint cannot rotate relatively; the middle part of the outer wall of the lower joint is provided with an annular groove matched with the connecting sleeve, the connecting sleeve is rotatably sleeved in the annular groove of the lower joint, and the connecting sleeve is provided with an external thread which is in threaded connection with the lower end of the upper joint; the device is used in the operation of internally penetrating the cable, can realize the connection of the pipe column and the tool under the condition of not rotating the pipe column, and avoids the distortion damage to the internal cable caused by the traditional method that the cable is connected firstly and then the pipe column is rotated to realize the connection of the tool.
Description
Technical Field
The invention relates to the technical field of pipe column and cable butt joint devices, in particular to a cable joint quick connecting device.
Background
During oil development, downhole operations often use a combination of tools to accomplish specific tasks. In the existing method, all parts of a tool are connected by screw threads on a ground site and then lifted to go into a well, and tool strings are connected by cables and then rotated into a pipe column which is connected into a whole by screw threads. Due to the condition limitations of large length size, more connecting screw threads and the like of the tools, for example, the coiled tubing cannot be connected, so that the original method is difficult to implement.
In addition, the traditional method of connecting the cable and then rotating the pipe column to realize tool connection can cause distortion damage to the internal cable, and seriously affects the follow-up operation in the well.
Therefore, it is urgently needed to develop a new type of cable joint quick connection device.
Disclosure of Invention
The invention aims to provide a quick connecting device for a cable joint, aiming at the defects in the prior art.
The technical scheme of the invention is as follows: a cable joint quick connecting device comprises an upper joint, a connecting sleeve, a lower joint, an upper plug seat, a middle plug seat, an electric wire, an isolating pipe, a lower plug and a lower plug seat, wherein the upper plug and the lower plug are respectively inserted into the upper plug seat and the lower plug seat; the isolating pipe is positioned in an inner hole of the lower joint, and the upper end and the lower end of the isolating pipe are respectively in threaded connection with the middle plug seat and the lower plug seat; the electric wire is positioned in the isolation tube, and two ends of the electric wire are respectively fixedly connected with the middle plug and the lower plug;
the lower ends of the outer walls of the upper plug seat, the middle plug seat and the lower plug seat are respectively provided with a mounting seat, the mounting seat of the upper plug seat is an annular plate, and a plurality of axial communication holes are formed in the mounting seat; the upper plug seat is installed in an inner hole of the upper joint through a mounting seat thread, the mounting seats of the middle plug seat and the lower plug seat are respectively formed by three wing plates in a circumferential array, and the lower plug seat is clamped at the lower end of the inner hole of the lower joint through the mounting seat and is pressed and fixed through a pressing sleeve; inner holes of the upper joint and the lower joint are communicated up and down through a communication hole and a space between the wing plates to form a heat dissipation channel space;
the upper part of the lower joint is inserted in the lower part of the inner hole of the upper joint, and the upper part and the lower part cannot rotate relatively; the lower part of the inner wall of the upper joint is provided with an inner conical surface and a pair of key grooves, and correspondingly, the upper part of the outer wall of the lower joint is provided with an outer conical surface and a pair of keys which are matched with the inner conical surface and the pair of key grooves; when the upper joint is butted with the lower joint, the key is inserted into the key groove;
the middle part of the outer wall of the lower joint is provided with an annular groove matched with the connecting sleeve, the connecting sleeve is rotatably sleeved in the annular groove of the lower joint, and the connecting sleeve is provided with an external thread which is in threaded connection with the lower end of the upper joint; when the upper joint and the lower joint are butted, the upper end of the middle plug seat is inserted into the lower end of the upper plug seat, and the middle plug is butted with the upper plug.
Preferably, the connecting sleeve consists of two half cylinders, and the two half cylinders are fixedly connected through a connecting screw.
Preferably, the outer wall of the lower joint on the upper side of the annular groove is provided with a plurality of sealing rings.
Preferably, the lower end of the upper plug seat is provided with an inner chamfer.
Compared with the prior art, the invention has the following advantages:
the device is used in the operation of internally penetrating cables, can realize the connection of the pipe column and the tool under the condition of not rotating the pipe column, and avoids the distortion damage to the internal cables caused by the traditional method that the cables are connected firstly and then the pipe column is rotated to realize the connection of the tool; the device is convenient to operate, can effectively improve the connection speed, and is beneficial to safely finishing construction; the internal conical structure of the device can guide the upper and lower connectors to be connected in pairs, so that the problem that signals and power cannot be transmitted due to deflection is avoided.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic cross-sectional view of the upper joint;
FIG. 3 is a perspective view of the lower joint;
fig. 4 is a perspective view of the connecting sleeve;
FIG. 5 is a perspective view of the upper plug receptacle;
fig. 6 is a perspective view of the intermediate plug receptacle.
In the figure: 1. the plug comprises an upper connector, 101, an inner conical surface, 102, a key groove, 2, a connecting sleeve, 3, a lower connector, 301, an annular groove, 302, an outer conical surface, 303, a key, 4, an upper plug, 5, an upper plug seat, 501, an annular plate, 502, a communication hole, 503, an inner chamfer, 6, an intermediate plug, 7, an intermediate plug seat, 701, a wing plate, 8, an electric wire, 9, an isolating pipe, 10, a lower plug, 11, a lower plug seat, 12, an insulating sleeve, 13, a connecting screw, 14, a pressing sleeve, 15 and a sealing ring.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the drawings.
Example one
Referring to fig. 1 and 4, a cable joint quick connection device comprises an upper joint 1, a connecting sleeve 2, a lower joint 3, an upper plug 4, an upper plug seat 5, a middle plug 6, a middle plug seat 7, an electric wire 8, an isolating pipe 9, a lower plug 10 and a lower plug seat 11, wherein the upper plug 4 and the lower plug 10 are respectively inserted in the upper plug seat 5 and the lower plug seat 11, the upper plug seat 5 is fixedly arranged in an inner hole of the upper joint 1, the lower plug seat 11 is fixedly arranged at the lower end of the inner hole of the lower joint 3, the middle plug 6 is inserted at the upper end of the middle plug seat 7, the middle plug seat 7 is inserted at the upper end of the inner hole of the lower joint 3, and insulating sleeves 12 are respectively sleeved on the outer sides of the upper plug 4, the middle plug 6 and the lower plug 10; the isolation tube 9 is positioned in an inner hole of the lower joint 3, and the upper end and the lower end of the isolation tube are respectively in threaded connection with the middle plug seat 7 and the lower plug seat 11; the electric wire 8 is positioned in the isolation tube 9, and two ends of the electric wire are respectively fixedly connected with the middle plug 6 and the lower plug 10;
referring to fig. 5-6, in the present embodiment, the lower ends of the outer walls of the upper plug connector 5, the middle plug connector 7, and the lower plug connector 11 are all provided with mounting seats, and the three are centrally disposed in the corresponding joints through the mounting seats; the mounting seat of the upper plug seat 5 is an annular plate 501, and a plurality of axial communication holes 502 are arranged on the annular plate; the upper plug seat 5 is installed in an inner hole of the upper joint 1 through a mounting seat thread, the mounting seats of the middle plug seat 7 and the lower plug seat 11 are respectively formed by three wing plates 701 in a circumferential array, and the lower plug seat 11 is clamped at the lower end of the inner hole of the lower joint 3 through the mounting seat and is pressed and fixed through a pressing sleeve 14; inner holes of the upper joint 1 and the lower joint 3 are communicated up and down through a space between the communication hole 502 and the wing plate 701 to form a heat dissipation channel space; go up the heat dissipation channel space quick diffusion of heat accessible upper and lower intercommunication that produces between plug 4 and middle plug 6 to reach the purpose of cooling, the setting in heat dissipation channel space can promote the durability of device, helps the life of extension fixture.
The upper part of the lower joint 3 is inserted in the lower part of the inner hole of the upper joint 1, and the upper part and the lower part cannot rotate relatively; the lower part of the inner wall of the upper joint 1 is provided with an inner conical surface 101 and a pair of key grooves 102, and correspondingly, the upper part of the outer wall of the lower joint 3 is provided with an outer conical surface 302 and a pair of keys 303 which are matched with the inner conical surface 101 and the pair of key grooves 102; when the upper joint 1 is mated with the lower joint 3, the key 303 is inserted into the key groove 102. The cooperation of interior conical surface 101 and outer conical surface 302 has the guide effect, can effectively reduce the problem that the male end structure of middle connector assembly 7 inserted the female end incline of connector assembly 5 and cause, realizes that the male end of upper plug 4 inserts middle plug 6 holes smoothly, guarantees the transmission of cable electric current, signal.
The connecting sleeve 2 is provided with external threads and consists of two half cylinders; the two half cylinders are fixedly connected through a connecting screw 13, the middle part of the outer wall of the lower joint 3 is provided with an annular groove 301 matched with the connecting sleeve 2, and the connecting sleeve 2 is rotatably sleeved in the annular groove 301 of the lower joint 3 and is in threaded connection with the lower end of the upper joint 1; when the upper joint 1 and the lower joint 3 are completely butted, the upper end of the intermediate plug socket 7 is inserted into the lower end of the upper plug socket 5, and the intermediate plug 6 is butted against the upper plug 4.
In more detail, a plurality of sealing rings 15 are arranged on the outer wall of the lower joint 3 on the upper side of the annular groove 301.
Before the upper part and the lower part of the pipe string are connected into a whole, the upper joint 1 and the fittings assembled inside the upper joint are connected with the upper part of the pipe string, and the lower joint 3 and the fittings assembled inside the lower joint are connected with the lower part of the pipe string; then the two half cylinders of the connecting sleeve 2 are buckled in an annular groove 301 in the middle of the lower joint 3 and are connected into a whole by a connecting screw 13; then, the upper joint 1 and the lower joint 3 are butted, and the upper joint 1 and the lower joint 3 are in threaded connection through the rotary connecting sleeve 2, so that the upper joint 1 and the lower joint 3 can be pulled close to each other into a whole without rotating; at the same time, the upper end of the middle plug socket 7 is inserted into the lower end of the upper plug socket 5, and the middle plug 6 is completely butted against the upper plug 4.
The device is used in the operation of internally penetrating cables, can realize the connection of the pipe column and the tool under the condition of not rotating the pipe column, and avoids the distortion damage to the internal cables caused by the traditional method that the cables are connected firstly and then the pipe column is rotated to realize the connection of the tool; the device is convenient to operate, can effectively improve the connection speed, and is beneficial to safely finishing construction; the internal conical structure of the device can guide the upper and lower connectors to be connected in pairs, so that the problem that signals and power cannot be transmitted due to deflection is avoided.
Example two
As a preferred embodiment of the present invention, the present embodiment optimizes the structure of the upper plug base on the basis of the first embodiment, and specifically includes:
in order to facilitate the insertion of the upper end of the intermediate plug receptacle 7 into the lower end of the upper plug receptacle 5, the lower end of the upper plug receptacle 5 is provided with an inner chamfer 503.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.
Claims (4)
1. The utility model provides a cable joint quick connecting device which characterized in that: the insulation plug comprises an upper connector, a connecting sleeve, a lower connector, an upper plug seat, a middle plug seat, an electric wire, an isolating pipe, a lower plug and a lower plug seat, wherein the upper plug and the lower plug are respectively inserted into the upper plug seat and the lower plug seat; the isolating pipe is positioned in an inner hole of the lower joint, and the upper end and the lower end of the isolating pipe are respectively in threaded connection with the middle plug seat and the lower plug seat; the electric wire is positioned in the isolation pipe, and two ends of the electric wire are respectively fixedly connected with the middle plug and the lower plug;
the lower ends of the outer walls of the upper plug seat, the middle plug seat and the lower plug seat are respectively provided with a mounting seat, the mounting seat of the upper plug seat is an annular plate, and a plurality of axial communication holes are formed in the mounting seat; the upper plug seat is installed in an inner hole of the upper connector through a mounting seat thread of the upper plug seat, the mounting seats of the middle plug seat and the lower plug seat are respectively formed by three wing plates in a circumferential array, and the lower plug seat is clamped at the lower end of the inner hole of the lower connector through the mounting seat and is pressed and fixed through a pressing sleeve; inner holes of the upper joint and the lower joint are communicated up and down through a communication hole and a space between the wing plates to form a heat dissipation channel space;
the upper part of the lower joint is inserted in the lower part of the inner hole of the upper joint, and the upper part and the lower part cannot rotate relatively; the lower part of the inner wall of the upper joint is provided with an inner conical surface and a pair of key grooves, and correspondingly, the upper part of the outer wall of the lower joint is provided with an outer conical surface and a pair of keys which are matched with the inner conical surface and the pair of key grooves; when the upper joint is butted with the lower joint, the key is inserted into the key groove;
the middle part of the outer wall of the lower joint is provided with an annular groove matched with the connecting sleeve, the connecting sleeve is rotatably sleeved in the annular groove of the lower joint, and the connecting sleeve is provided with an external thread which is in threaded connection with the lower end of the upper joint; when the upper joint and the lower joint are in butt joint, the upper end of the middle plug seat is inserted into the lower end of the upper plug seat, and the middle plug is in butt joint with the upper plug.
2. A cable joint quick connect assembly according to claim 1 wherein: the connecting sleeve is composed of two half cylinders, and the two half cylinders are fixedly connected through connecting screws.
3. A cable joint quick connect assembly according to claim 1 wherein: and a plurality of sealing rings are arranged on the outer wall of the lower joint at the upper side of the annular groove.
4. A cable joint quick connect assembly according to claim 1 wherein: the lower end of the upper plug seat is provided with an inner chamfer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210979273.XA CN115347412B (en) | 2022-08-16 | 2022-08-16 | Quick connecting device for cable connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210979273.XA CN115347412B (en) | 2022-08-16 | 2022-08-16 | Quick connecting device for cable connector |
Publications (2)
Publication Number | Publication Date |
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CN115347412A true CN115347412A (en) | 2022-11-15 |
CN115347412B CN115347412B (en) | 2024-04-02 |
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CN202210979273.XA Active CN115347412B (en) | 2022-08-16 | 2022-08-16 | Quick connecting device for cable connector |
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Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203547717U (en) * | 2013-10-25 | 2014-04-16 | 中国石油集团西部钻探工程有限公司 | Composite electromagnetic wave transmission drilling-following measuring cross rotary short joint |
WO2014194621A1 (en) * | 2013-06-04 | 2014-12-11 | 四川宏华石油设备有限公司 | Non-rotary adapter used for connecting downhole electric module |
CN204271808U (en) * | 2014-12-19 | 2015-04-15 | 江西特种电机股份有限公司 | A kind of lead-in wire safe connection equipment of fire-proof motor |
KR20170139293A (en) * | 2016-06-09 | 2017-12-19 | 대우조선해양 주식회사 | Robots for welding torch |
DE102016117909A1 (en) * | 2016-09-22 | 2018-03-22 | Reichle + De-Massari Ag | Connector and method for locking and / or unlocking a connector |
CN211950470U (en) * | 2020-02-17 | 2020-11-17 | 中石化石油工程技术服务有限公司 | Downhole operation faucet |
CN113036690A (en) * | 2021-05-27 | 2021-06-25 | 东营中昶能源科技有限公司 | Underground cable locking, torsion breaking and releasing connecting device and using method thereof |
CN214674018U (en) * | 2021-05-28 | 2021-11-09 | 东营中昶能源科技有限公司 | Underground cable anti-twisting device |
CN216215821U (en) * | 2021-09-28 | 2022-04-05 | 武汉建工新兴建材绿色产业科技有限公司 | Waterproof butt joint of assembled cable |
CN216413417U (en) * | 2021-10-29 | 2022-04-29 | 新疆首融能源科技有限公司 | Split pairing type rapid power connection device |
CN216872359U (en) * | 2022-02-22 | 2022-07-01 | 杭州斯莱特泵业有限公司 | Waterproof cable plug and socket for small submersible electric pump |
-
2022
- 2022-08-16 CN CN202210979273.XA patent/CN115347412B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014194621A1 (en) * | 2013-06-04 | 2014-12-11 | 四川宏华石油设备有限公司 | Non-rotary adapter used for connecting downhole electric module |
CN203547717U (en) * | 2013-10-25 | 2014-04-16 | 中国石油集团西部钻探工程有限公司 | Composite electromagnetic wave transmission drilling-following measuring cross rotary short joint |
CN204271808U (en) * | 2014-12-19 | 2015-04-15 | 江西特种电机股份有限公司 | A kind of lead-in wire safe connection equipment of fire-proof motor |
KR20170139293A (en) * | 2016-06-09 | 2017-12-19 | 대우조선해양 주식회사 | Robots for welding torch |
DE102016117909A1 (en) * | 2016-09-22 | 2018-03-22 | Reichle + De-Massari Ag | Connector and method for locking and / or unlocking a connector |
CN211950470U (en) * | 2020-02-17 | 2020-11-17 | 中石化石油工程技术服务有限公司 | Downhole operation faucet |
CN113036690A (en) * | 2021-05-27 | 2021-06-25 | 东营中昶能源科技有限公司 | Underground cable locking, torsion breaking and releasing connecting device and using method thereof |
CN214674018U (en) * | 2021-05-28 | 2021-11-09 | 东营中昶能源科技有限公司 | Underground cable anti-twisting device |
CN216215821U (en) * | 2021-09-28 | 2022-04-05 | 武汉建工新兴建材绿色产业科技有限公司 | Waterproof butt joint of assembled cable |
CN216413417U (en) * | 2021-10-29 | 2022-04-29 | 新疆首融能源科技有限公司 | Split pairing type rapid power connection device |
CN216872359U (en) * | 2022-02-22 | 2022-07-01 | 杭州斯莱特泵业有限公司 | Waterproof cable plug and socket for small submersible electric pump |
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CN115347412B (en) | 2024-04-02 |
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