CN204793531U - Along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium - Google Patents
Along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium Download PDFInfo
- Publication number
- CN204793531U CN204793531U CN201520539403.3U CN201520539403U CN204793531U CN 204793531 U CN204793531 U CN 204793531U CN 201520539403 U CN201520539403 U CN 201520539403U CN 204793531 U CN204793531 U CN 204793531U
- Authority
- CN
- China
- Prior art keywords
- annular groove
- pipe nipple
- conduction liquid
- instrument pipe
- single core
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium. The multichannel electricity of instrument nipple joint is connected and is difficult to realize, the way of realization structure of annular conducting ring is complicated. The utility model discloses an it has seted up n strip conducting solution passageway to connect the body, the entry and the export both sides of every conducting solution passageway all are equipped with the ring packing groove, go up the instrument nipple joint and connect the body and go up end screw thread connection to through the individual entry intercommunication of going up annular groove and n strip conducting solution passageway of electric connecting line and n on the n strip, the kneck of going up electric connecting line and last annular groove has single core electricity to connect through threaded connection, end screw thread connection under the instrument nipple joint is personally experienced sth. Part of the body with the joint down to through the export intercommunication of the individual annular groove down of electric connecting line and n under the n strip with n strip conducting solution passageway, electric connecting line has single core electricity to connect with the kneck of lower annular groove through threaded connection down. The utility model discloses it solves along with boring the rotatory problem that the electricity is connected between the instrument nipple joint to fill the conducting solution body in the conducting solution passageway.
Description
Technical field
The utility model relates to the interconnection technique of downhole drill instrument, particularly relate to a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey.
Background technology
Measurement while-drilling instrument has important researching value and application prospect widely in field of oil drilling, and general structure generally comprises the instrument pipe nipple of some different well logging functions, and each instrument pipe nipple is connected mutually, realizes the measurement demand of measurement while-drilling instrument.When instrument pipe nipple connects, usually adopt thread connecting mode to ensure its sealing and rigidity, and instrument pipe nipple inside is often furnished with the electric connection structure of contact pin type.If be therefore threaded connection two pipe nipples, then need when actual installation relative rotary motion occurs, this will cause the destruction of electric connection structure.Therefore realizing electrical connection reliably while ensureing to be mechanically connected between instrument pipe nipple is one of technology of key in measurement while-drilling instrument.
According to the document consulted, the method solving the problem that is rotationally connected conventional both at home and abroad is at present: the conducting ring installing concentric on the end face that upper and lower instrument pipe nipple connects, wire duct is arranged in the processing of pipe nipple inside, when upper and lower instrument pipe nipple is rotatably connected, conducting ring end face fits tightly and realizes electrical connection, carries out radial seal by the O-ring seals being arranged on both sides inside and outside conducting ring.This method, owing to being subject to the restricted problem of downhole instrument radial space, being difficult to realize complicated Multi-path electricity and connecting.In addition, one " with brill instrument short section connecting structure " is devised in patent CN201486548U, solved by the form being provided with several annular conductive rings along axis on male and female plug and be rotatably connected and multicircuit connectivity problem, but assembly is many, structure is comparatively complicated.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provide a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, in conduction liquid passage, filling conductive fluid medium solving with boring the Rotation be electrically connected between instrument pipe nipple.
The technical scheme that the utility model adopts is:
The utility model comprises fittings body, upper instrument pipe nipple, lower instrument pipe nipple and single core conductive plug; Described fittings body offers n bar conduction liquid passage and n liquid injection hole, n >=3; Every bar conduction liquid passage is communicated with the inner of a corresponding liquid injection hole; Conduction liquid is marked with in described conduction liquid passage; The entrance and exit of conduction liquid passage divides and is located at fittings body two ends; Entrance and the outlet both sides of every bar conduction liquid passage are equipped with annular seal groove; Sealing ring is provided with in described annular seal groove.
Described upper instrument pipe nipple comprises pressure-bearing shell and upper circuit framework; The inwall of described upper circuit framework is nested with in fittings body upper end, and compresses the sealing ring in corresponding annular seal groove; Described upper pressure-bearing shell is nested with outside upper circuit framework, and is threaded connection with the upper end of fittings body; Described upper circuit framework offers n bar vertically and to power on connecting line, and inwall offers n upper annular groove; The top of each upper annular groove is communicated with the entrance of a corresponding conduction liquid passage, and bottom is communicated with the connecting line that powers on; The interface of described power on connecting line and upper annular groove has been threaded connection single core electric connection.
Described lower instrument pipe nipple comprises lower pressure-bearing shell and lower circuit framework; The inwall of described lower circuit framework is nested with in fittings body lower end, and compresses the sealing ring in corresponding annular seal groove; Described lower pressure-bearing shell is nested with outside lower circuit framework, and is threaded connection with the lower end of fittings body; Be electrically connected pipeline under described lower circuit framework offers n bar vertically, and inwall offers n lower annular groove; The top of each lower annular groove and the outlet of a corresponding conduction liquid passage, bottom is electrically connected pipeline connection with under one; Described lower electrical connection pipeline and the interface of lower annular groove have been threaded connection single core electric connection.
Described single core electric connection is welded with wire, and the conductive cores of single core electric connection is embedded by the bottom of upper annular groove or lower annular groove, and does not exceed the top of annular groove or lower annular groove.
The outer end of described liquid injection hole is provided with sealing plug.
The center line of the described entrance of conduction liquid passage or the center line of outlet and adjacent annular seal groove along conduction liquid channel axis to distance be 6 ~ 8mm.
Described conduction liquid vias inner walls is coated with insulating barrier.
The blank area of described single core electric connection is insulating material.
Described single core electric connection is equipped with sealing ring with powering between connecting line and the lower inwall being electrically connected pipeline.
Described conduction liquid is sodium chloride solution.
The beneficial effects of the utility model are:
1, conductive fluid medium is used for electrical connection by the utility model, the conductive cores of single core electric connection is arranged in ring shaped conductive liquid groove, how the radial position of no matter going up instrument pipe nipple and lower instrument pipe nipple changes, and can be realized the electrical connection between the upper and lower pipe nipple of instrument by the conduction liquid be full of in conduction liquid passage.
2, the utility model can arrange many electrical connection numbers, and the increase being wherein electrically connected number only can increase the axial length of electric connection structure and not increase its radial volume, thus solves the volume of electrical connection existence and the problem of structural limitations.
3, the utility model structure is simple, connects fast, synchronously can complete electrical connection while connecting thread.
Accompanying drawing explanation
Fig. 1 is longitudinal section view of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1;
Fig. 4 is the rigging position partial enlarged drawing of single core conductive plug in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1,2 and 3, a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, comprise fittings body 1, upper instrument pipe nipple 2, lower instrument pipe nipple 3 and single core conductive plug 4.
Fittings body 1 offers three conduction liquid passages 12 and three liquid injection holes 14; Every bar conduction liquid passage is communicated with the inner of a corresponding liquid injection hole 14, and the outer end of liquid injection hole 14 is provided with sealing plug; The entrance of every bar conduction liquid passage and outlet both sides are equipped with annular seal groove, and the center line of the entrance of conduction liquid passage or the center line of outlet and adjacent annular seal groove along conduction liquid channel axis to distance be 6 ~ 8mm; Be provided with the first sealing ring 13 in annular seal groove, ensure different conduction liquid interchannel, mutual sealing between upper instrument pipe nipple 2 and fittings body 1 and between fittings body 1 and lower instrument pipe nipple 3.
Upper instrument pipe nipple 2 comprises pressure-bearing shell 21 and upper circuit framework 23; The inwall of upper circuit framework 23 is nested with in fittings body 1 upper end, and compresses the sealing ring in corresponding annular seal groove; Upper pressure-bearing shell 21 is nested with outside upper circuit framework 23, and is connected by screw thread pair 11 with the upper end of fittings body 1; Upper circuit framework 23 offers three connecting lines 22 that power on vertically, and inwall offers three upper annular grooves 24; The top of each upper annular groove 24 is communicated with the entrance of a corresponding conduction liquid passage 12, and bottom is communicated with the connecting line 22 that powers on; The connecting line 22 that powers on has been threaded connection single core electric connection 4 with the interface of upper annular groove 24.
Lower instrument pipe nipple 3 comprises lower pressure-bearing shell 31 and lower circuit framework 33; The inwall of lower circuit framework 33 is nested with in fittings body 1 lower end, and compresses the sealing ring in corresponding annular seal groove; Lower pressure-bearing shell 31 is nested with outside lower circuit framework 33, and is connected by screw thread pair 11 with the lower end of fittings body 1; Be electrically connected pipeline 32 under lower circuit framework 33 offers three vertically, and inwall offers three lower annular grooves 34; The top of each lower annular groove 34 and the outlet of a corresponding conduction liquid passage 12, bottom be electrically connected pipeline 32 under one and be communicated with; Lower electrical connection pipeline 32 has been threaded connection single core electric connection 4 with the interface of lower annular groove 34.
As shown in Figure 4, single core electric connection 4 is welded with wire 42, the conductive cores of single core electric connection 4 is embedded by the bottom of upper annular groove 24 or lower annular groove 34, and does not exceed the top of annular groove 24 or lower annular groove 34, to ensure in its conduction liquid that can be immersed in conduction liquid passage 12.Single core electric connection 4 is equipped with the second sealing ring 41 with powering between connecting line 22 and the lower inwall being electrically connected pipeline 32, avoids conduction liquid to flow into and powers in connecting line 22 or lower electrical connection pipeline 32.
Be somebody's turn to do the installation with brill instrument pipe nipple Multi-path electricity jockey based on conductive fluid medium and operation principle:
While upper instrument pipe nipple 2 and lower instrument pipe nipple 3 are threaded with fittings body 1, synchronously complete the connecting line 22 that powers on, communicating passage between lower electrical connection pipeline 32 and conduction liquid passage 12, then in each conduction liquid pipeline, conduction liquid is injected by liquid injection hole 14, as sodium chloride solution, after filling, liquid injection hole 14 is sealed.How the radial position of no matter going up instrument pipe nipple 2 and lower instrument pipe nipple 3 changes, and can realize the electrical communication between upper and lower instrument pipe nipple.Conduction liquid need still have good electric conductivity under high temperature, high pressure.The perfusion of conduction liquid also can adopt alternate manner, as immersion liquid mode, is immersed in conduction liquid installs by each several part part.
Claims (7)
1. one kind based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, comprise fittings body, upper instrument pipe nipple, lower instrument pipe nipple and single core conductive plug, it is characterized in that: described fittings body offers n bar conduction liquid passage and n liquid injection hole, n >=3; Every bar conduction liquid passage is communicated with the inner of a corresponding liquid injection hole; Conduction liquid is marked with in described conduction liquid passage; The entrance and exit of conduction liquid passage divides and is located at fittings body two ends; Entrance and the outlet both sides of every bar conduction liquid passage are equipped with annular seal groove; Sealing ring is provided with in described annular seal groove;
Described upper instrument pipe nipple comprises pressure-bearing shell and upper circuit framework; The inwall of described upper circuit framework is nested with in fittings body upper end, and compresses the sealing ring in corresponding annular seal groove; Described upper pressure-bearing shell is nested with outside upper circuit framework, and is threaded connection with the upper end of fittings body; Described upper circuit framework offers n bar vertically and to power on connecting line, and inwall offers n upper annular groove; The top of each upper annular groove is communicated with the entrance of a corresponding conduction liquid passage, and bottom is communicated with the connecting line that powers on; The interface of described power on connecting line and upper annular groove has been threaded connection single core electric connection;
Described lower instrument pipe nipple comprises lower pressure-bearing shell and lower circuit framework; The inwall of described lower circuit framework is nested with in fittings body lower end, and compresses the sealing ring in corresponding annular seal groove; Described lower pressure-bearing shell is nested with outside lower circuit framework, and is threaded connection with the lower end of fittings body; Be electrically connected pipeline under described lower circuit framework offers n bar vertically, and inwall offers n lower annular groove; The top of each lower annular groove and the outlet of a corresponding conduction liquid passage, bottom is electrically connected pipeline connection with under one; Described lower electrical connection pipeline and the interface of lower annular groove have been threaded connection single core electric connection;
Described single core electric connection is welded with wire, and the conductive cores of single core electric connection is embedded by the bottom of upper annular groove or lower annular groove, and does not exceed the top of annular groove or lower annular groove.
2. according to claim 1 a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, it is characterized in that: the outer end of described liquid injection hole is provided with sealing plug.
3. according to claim 1 a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, it is characterized in that: the center line of the described entrance of conduction liquid passage or the center line of outlet and adjacent annular seal groove along conduction liquid channel axis to distance be 6 ~ 8mm.
4. according to claim 1 a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, it is characterized in that: described conduction liquid vias inner walls is coated with insulating barrier.
5. according to claim 1 a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, it is characterized in that: the blank area of described single core electric connection is insulating material.
6. according to claim 1 a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, it is characterized in that: described single core electric connection is equipped with sealing ring with powering between connecting line and the lower inwall being electrically connected pipeline.
7. according to claim 1 a kind of based on conductive fluid medium with brill instrument pipe nipple Multi-path electricity jockey, it is characterized in that: described conduction liquid is sodium chloride solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539403.3U CN204793531U (en) | 2015-07-23 | 2015-07-23 | Along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539403.3U CN204793531U (en) | 2015-07-23 | 2015-07-23 | Along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204793531U true CN204793531U (en) | 2015-11-18 |
Family
ID=54533518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520539403.3U Withdrawn - After Issue CN204793531U (en) | 2015-07-23 | 2015-07-23 | Along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204793531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161942A (en) * | 2015-07-23 | 2015-12-16 | 杭州电子科技大学 | Measurement-while-drilling instrument pipe nipple multipath electrical connection apparatus based on conductive liquid medium |
-
2015
- 2015-07-23 CN CN201520539403.3U patent/CN204793531U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161942A (en) * | 2015-07-23 | 2015-12-16 | 杭州电子科技大学 | Measurement-while-drilling instrument pipe nipple multipath electrical connection apparatus based on conductive liquid medium |
| CN105161942B (en) * | 2015-07-23 | 2017-06-06 | 杭州电子科技大学 | Based on conductive fluid medium with brill instrument pipe nipple multichannel arrangements of electric connection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105401890B (en) | Full sealed intelligent wire passing drill pipe joint | |
| CN101673899A (en) | High pressure resistance sealed connector and adaptor thereof | |
| CN110905422A (en) | Multi-channel parallel threading drill rod for measurement while drilling | |
| CN201963208U (en) | Driving force and signal transmission drill stem | |
| CN103711481A (en) | Instrument pressure-bearing connecting device and structure | |
| CN102454367A (en) | Power and signal transmission drill stem | |
| CN201541012U (en) | High-voltage resistant sealing connector and multitap thereof | |
| CN203445584U (en) | Single core cable sealing connecting device | |
| CN204793531U (en) | Along with boring instrument nipple joint multichannel electrical connector based on conducting solution body medium | |
| CN203589673U (en) | Downhole instrument connection cable sealing structure | |
| CN105161942B (en) | Based on conductive fluid medium with brill instrument pipe nipple multichannel arrangements of electric connection | |
| CN103151666B (en) | A kind of transmitting fluid and electric jockey | |
| CN202249887U (en) | Cable-penetrating thermal recovery wellhead device for electric submersible pump | |
| CN108442887B (en) | One kind can compensate for self-cleaning power electric drilling rod | |
| CN107978925A (en) | A kind of universal joint connection structure suitable for downhole tool | |
| CN206271959U (en) | A kind of single-core cable joint tool | |
| CN103066467B (en) | Multi-coaxial cable sealing penetrating-through connecting device | |
| CN103326294B (en) | A kind of overhead transmission line drainage place Special wire connects gold utensil and attaching method thereof | |
| CN206022746U (en) | Electrodrill cable plug gum cover sealing structure | |
| CN109751041B (en) | Flexible logging instrument | |
| CN115377737A (en) | Sealed self-on-off multi-path wired transmission drill rod and method for directional drilling in underground coal mine | |
| CN202866785U (en) | Circuit switching and mud flow guiding integrated device of measuring instrument while drilling | |
| CN210866621U (en) | Cable pass through ware with double seal structure | |
| CN206332249U (en) | Seven core connector sealing machine devices | |
| CN207868517U (en) | A kind of universal joint connection structure suitable for downhole tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20170606 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20170606 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |