CN201435494Y - Quick connector suitable for establishing circuit connection in fishing of logging instrument - Google Patents
Quick connector suitable for establishing circuit connection in fishing of logging instrument Download PDFInfo
- Publication number
- CN201435494Y CN201435494Y CN2009200824241U CN200920082424U CN201435494Y CN 201435494 Y CN201435494 Y CN 201435494Y CN 2009200824241 U CN2009200824241 U CN 2009200824241U CN 200920082424 U CN200920082424 U CN 200920082424U CN 201435494 Y CN201435494 Y CN 201435494Y
- Authority
- CN
- China
- Prior art keywords
- salvaging
- top connection
- annular electrode
- logger
- joint
- 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.)
- Expired - Fee Related
Links
- 210000002445 nipple Anatomy 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims description 12
- 238000013461 design Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 238000004080 punching Methods 0.000 description 8
- 238000005553 drilling Methods 0.000 description 7
- 230000000295 complement effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002343 natural gas well Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
A quick connector suitable for establishing circuit connection in fishing of logging instruments belongs to the technical field of design and manufacture of connectors of fishing well-falling instruments and comprises an upper short connector and a lower short connector, wherein the upper end of the upper short connector is provided with the upper connector, and the lower end of the upper connector is connected with a female annular electrode; the lower extreme of nipple joint is the lower clutch, and public ring electrode is connected to the lower clutch upper end, the utility model relates to a can keep watch on the quick-operation joint who establishes circuit connection in being applicable to logging instrument of salvaging, solved prior art and can not establish ground and the problem of electrical connection between the pit when salvaging.
Description
Technical field:
A kind of logger that is applicable to is set up the snap joint that circuit connects in salvaging, and is used for salvaging the logger process and sets up being connected of down-hole and land circuit, belongs to the design and manufacturing technology field of the piecing devices the when logger of the well that falls implemented the punching salvaging.
Background technology:
In the prior art, in order to understand the down-hole situation that is drilled to well, design according to drilling well, need test the down-hole situation in certain well depth position, the logger that uses when implementing test need adopt private cable with the tester G.I.H, in the test process of implementing petroleum and natural gas well, reason owing to cable itself, the perhaps reason of down-hole jam, Shi Changhui causes tester to be stuck in the situation of down-hole, when this thing happens, just need to implement to being blocked the salvage of logger, the main at present method of using is to adopt the mode of " punching salvaging " to salvage construction, specific practice is: earlier logging cable is stuck in well head, in the position of well head logging cable is cut off then, allow drilling tool and fishing tool segmentation pass the logging cable of down-hole again, until the degree of depth that arrives downhole instrument down, implement salvage then to the downhole testing instrument; Existing be used to salvage fall " punching salvaging " a pair of snap joint of instrument needs of well instrument of oil well logging and carry out the connection of instrument, this snap joint is pure " mechanical type ", there is not electrical connection arrangement, therefore, can not fall to setting up electric interface channel between the well instrument at ground logging equipment and down-hole, therefore in whole salvaging process, can not pass through under the logging equipment monitor well of ground by the operating state of card instrument; When the down-hole fishing tool captures downhole instrument, ground can only be judged the actual acquisition situation of being blocked instrument according to the correlation technique parameter that drilling crew provides, because the certainty of measurement of logging equipment and sensitivity are than high many of the measuring accuracy of drilling instrument, so rely on the judgment mode of drilling instrument often to have uncertainty, tend to occur " fishing tool has been caught logger; but drilling instrument show also do not catch fully " situation, therefore can continue to transfer drilling tool, so just be easy to damage logger.
Summary of the invention:
The purpose of this utility model is the shortcoming at prior art, adopt the form of snap joint connecting circuit, designed and a kind ofly can set up circuit path fast in the salvaging process, the logger that is applicable to that can monitor the instrument of the well that falls is set up the snap joint that circuit connects in salvaging.
The utility model is looked such realization: the utility model comprises short circuit and following short circuit,
It is characterized in that: there is a top connection 1 upper end of going up pipe nipple, and the lower end of top connection 1 is by female annular electrode 3 that is threaded, and middle cylindrical is a protective sleeve 2; The lower end of following pipe nipple is lower contact 5, and lower contact 5 upper ends are by the public annular electrode 4 that is threaded;
The profile of upper and lower joint is a cylindrical structural;
The endoporus of top connection 1 and lower contact 5 is provided with the passage of electrical cable;
When needs are implemented the punching fishing process, the cable on ground is arranged in the top connection 1 in order by private cable awl basket, the cable of down-hole is arranged in the lower contact 5 in order by private cable awl basket, female annular electrode 3 is threaded in the lower end of top connection 1, public annular electrode 4 is threaded in the upper end of lower contact 5, again public annular electrode 4 is screwed in female annular electrode 3, so just can set up and be electrically connected passage between ground logging equipment and downhole instrument
The beneficial effects of the utility model are: the annular electrode that the upper and lower joint of the utility model setting connects can be realized the connection of G.I.H cable, therefore when salvaging, normal punching can realize that land cable is connected with information between the downhole cable, the outspoken speed of upper and lower joint energy, the safety butt joint that are provided with, therefore, in implementing the process of salvaging, can on-the-spot set up the electrical path between ground logging system and downhole instrument, the fall butt joint situation of well instrument down-hole of oil well logging is implemented monitoring.
Description of drawings:
Fig. 1 is the structural representation of short circuit on the utility model.
Fig. 2 is the structural representation of short circuit under the utility model.
Fig. 2 shows structural representation for last short circuit with the partial cutaway that following short circuit is connected.
Embodiment:
Below in conjunction with accompanying drawing the utility model is further specified: the utility model comprises short circuit and following short circuit, there is a top connection 1 upper end of last pipe nipple, the lower end of top connection 1 is by female annular electrode 3 that is threaded, the middle cylindrical of top connection 1 is a protective sleeve 2, the lower end of top connection 1 is by female annular electrode 3 that is threaded, also can pull down female annular electrode 3, be used to connect the female joint of snap joint, protective sleeve 2 is the cylindricals that are enclosed within top connection 1, the external diameter of protective sleeve 2 is bigger than top connection 1, therefore, when not needing to set up ground logger and downhole instrument information channel, and will go up pipe nipple and be used to connect the female joint of snap joint the time, can play the opening of fastening snap joint simultaneously and make joint effect placed in the middle; When needs are set up ground logger and downhole instrument information channel, connect female annular electrode 3 by top connection 1, at this moment, 2 effects of playing short circuit placed in the middle of protective sleeve; The upper end of top connection 1 can connect weighted lever, and the endoporus of top connection 1 is the passage of electrical cable; The upper end of the lower contact 5 of following pipe nipple is the passage of electrical cable with the public annular electrode 4 that is threaded, the endoporus of lower contact 5; Female annular electrode 3 profiles are cylindrical, are connected on the lower end of top connection 1 with thread connecting mode; Public annular electrode 4 profiles are conical, are connected on the upper end of lower contact 5 with thread connecting mode;
Embodiment 1:
Implementing the punching fishing process, in the time of need setting up the electrical path of ground logging equipment and downhole instrument, aboveground cable earlier by private cable awl basket according to the order that is complementary with female annular electrode 3, to go up pipe nipple is arranged in the BHA, the cable of down-hole by private cable awl basket according to the order that is complementary with public annular electrode 4, to descend pipe nipple to be arranged in the BHA, in the upper end of the down lower contact 5 of pipe nipple by being threaded public annular electrode 4, female annular electrode 3 is threaded in the lower end of the top connection 1 of last pipe nipple, then public annular electrode 4 is screwed in female annular electrode 3, so just realized being electrically connected between ground logging equipment and downhole instrument, then with the BHA G.I.H, arrive the top of logger in the well down always, begin then to salvage, in the process that is lowered to, as long as fishing tool touches the logger that falls in the well, signal will pass to the information of down-hole the logger on ground by the cable that is communicated with, make ground understand the basic condition of down-hole, thereby realize effective monitoring downhole instrument;
Implementing the punching fishing process, when not needing to set up the ground logging equipment and being connected with the electrical path of downhole instrument, take off the female annular electrode 3 and the public annular electrode 4 that are connected in top connection 1 and the lower contact 5 earlier, then, change the female joint of other open type snap joint in the lower end of top connection 1, change the male joint of other open type snap joint in the upper end of lower contact 5, the order that aboveground cable is complementary according to the female joint with other open type snap joint by private cable awl basket earlier, to go up pipe nipple is arranged in the BHA, the order that the cable of down-hole is complementary according to the male joint with other open type snap joint by private cable awl basket, to descend pipe nipple to be arranged in the BHA, so just realized the quick connection of joint, then with the BHA G.I.H, the top of logger in falling into well, and salvage by normal punching salvaging program and to get final product.
Claims (4)
1. one kind is applicable to the snap joint of setting up the circuit connection in the logger salvaging, comprises short circuit and following short circuit, and it is characterized in that: there is a top connection upper end of going up pipe nipple, and the lower end of top connection is by female annular electrode that is threaded, and middle cylindrical is a protective sleeve; The lower end of following pipe nipple is lower contact, and the lower contact upper end is by the public annular electrode that is threaded.
2. the logger that is applicable to according to claim 1 is set up the snap joint that circuit connects in salvaging, it is characterized in that: described protective sleeve is the cylindrical that is sleeved on top connection, and the external diameter of protective sleeve is bigger than upper and lower pipe nipple.
3. the logger that is applicable to according to claim 1 is set up the snap joint that circuit connects in salvaging, and it is characterized in that: the profile of described upper and lower joint is a cylindrical structural.
4. the logger that is applicable to according to claim 1 is set up the snap joint that circuit connects in salvaging, and it is characterized in that: the endoporus of top connection and lower contact is provided with the passage of electrical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200824241U CN201435494Y (en) | 2009-07-09 | 2009-07-09 | Quick connector suitable for establishing circuit connection in fishing of logging instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200824241U CN201435494Y (en) | 2009-07-09 | 2009-07-09 | Quick connector suitable for establishing circuit connection in fishing of logging instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201435494Y true CN201435494Y (en) | 2010-03-31 |
Family
ID=42054308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200824241U Expired - Fee Related CN201435494Y (en) | 2009-07-09 | 2009-07-09 | Quick connector suitable for establishing circuit connection in fishing of logging instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201435494Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570079A (en) * | 2012-02-21 | 2012-07-11 | 孟祥卿 | Top drive cable for well drilling |
| CN107255021A (en) * | 2017-07-28 | 2017-10-17 | 中国石油集团西部钻探工程有限公司 | Deliver unlocking device |
-
2009
- 2009-07-09 CN CN2009200824241U patent/CN201435494Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570079A (en) * | 2012-02-21 | 2012-07-11 | 孟祥卿 | Top drive cable for well drilling |
| CN102570079B (en) * | 2012-02-21 | 2016-02-03 | 孟晓东 | A kind of top drive cable for well drilling |
| CN107255021A (en) * | 2017-07-28 | 2017-10-17 | 中国石油集团西部钻探工程有限公司 | Deliver unlocking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20170709 |