CN109751041A - A kind of flexibility logging instrument - Google Patents
A kind of flexibility logging instrument Download PDFInfo
- Publication number
- CN109751041A CN109751041A CN201910092905.9A CN201910092905A CN109751041A CN 109751041 A CN109751041 A CN 109751041A CN 201910092905 A CN201910092905 A CN 201910092905A CN 109751041 A CN109751041 A CN 109751041A
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- Prior art keywords
- core
- logging instrument
- flexibility
- top connection
- helmet
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- Helmets And Other Head Coverings (AREA)
Abstract
The present invention provides a kind of flexible logging instruments, including top connection, upper binding head, connecting tube, lower union joint and lower helmet connector, top connection, upper binding head, connecting tube, lower union joint and lower helmet connector successively join end to end, multiple keyways are provided on flexible logging instrument, multiple keyways are arranged on same straight line;Flexible logging instrument further includes multiple 32 core females being arranged in inside flexible logging instrument, and the first contact pin of multiple 32 core females is in the same plane with keyway;Flexible logging instrument further includes multiple 32 core pressure blocks being cooperatively connected with 32 core females.Flexibility logging instrument provided by the invention, structure is relatively easy, and connection is reliable, instrument accurate positioning.
Description
Technical field
This application involves well logging field, especially a kind of flexible logging instrument.
Background technique
Scene with cable instrument when being logged well, it will usually High angle well section or net horizontal section is encountered, in such well
When Duan Jinhang electrical measurement, the gravity for depending instrument itself alone is difficult to make instrument string to achieve the goal layer, it is necessary to by horizontal well tool or climb
Row device is realized, that is, is needed to access flexible logging instrument in instrument string, realized that logger turns to.Although existing flexible nipple
Instrument can achieve this purpose, but the positioning of instrument string cannot achieve, and the flash of instrument string can not achieve unification.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of flexible logging instrument, which is applicable to
High angle well section or net horizontal section, and instrument string can realize accurate positionin.
In order to reach the purpose of the present invention, the technical solution adopted by the present invention is as follows:
The present invention provides a kind of flexible logging instruments, including top connection, upper binding head, connecting tube, lower union joint and lower shield
Cap connector,
The top connection, the upper binding head, the connecting tube, the lower union joint and the lower helmet connector are successively first
Tail is connected,
Multiple keyways are provided on the flexibility logging instrument, multiple keyways are arranged on same straight line;
It further include multiple 32 core females being arranged in inside the flexible logging instrument, the first of multiple 32 core females inserts
Needle is in the same plane with the keyway;
It further include multiple 32 core pressure blocks being cooperatively connected with the 32 core female.
Above-mentioned flexibility logging instrument, can also have following features,
The top connection front end is connected with the one 32 core female, and the top connection tail end is connected with the 2nd 32 core female, institute
It states lower union joint tail end and is connected with the 3rd 32 core female.
Above-mentioned flexibility logging instrument, can also have following features,
It further include the one 32 core pressure block, one end of the one 32 core pressure block and the tail end of the 2nd 32 core female
It is connected, the other end of the one 32 core pressure block is connected with the 4th 32 core female.
Above-mentioned flexibility logging instrument, can also have following features,
It further include the 2nd 32 core pressure block, one end of the 2nd 32 core pressure block and the tail end of the 3rd 32 core female
It is connected.
Above-mentioned flexibility logging instrument, can also have following features,
The connecting tube includes flexible pipe and balance pipe, the front end and the upper connection of the flexible pipe and the balance pipe
Head is connected, and the tail end of the flexible pipe and the balance pipe is connected with the lower union joint.
Above-mentioned flexibility logging instrument, can also have following features,
Multiple tracks class loop laser cutting seam is provided on the flexible pipe.
Above-mentioned flexibility logging instrument, can also have following features,
It further include that oil is stifled, the oil blocking package includes that the first oil is stifled and the second oil is stifled, and first oil is stifled to be arranged in the upper company
On connector, second oil is stifled to be arranged on the lower union joint.
Above-mentioned flexibility logging instrument, can also have following features,
It further include upper helmet and lower helmet, the upper helmet and the lower helmet are separately mounted to the flexible logging instrument
Front end and tail end.
Above-mentioned flexibility logging instrument, can also have following features,
The first Rapid-turning nut and the second Rapid-turning nut, the upper helmet and the top connection are fixed on the outside of the top connection
It is connected by first Rapid-turning nut, the upper binding head is connect with the top connection by second Rapid-turning nut.
Above-mentioned flexibility logging instrument, can also have following features,
It further include multiple O-ring seals, the material of the O-ring seal is perfluoroelastomer.
Compared with the prior art, the invention has the following advantages:
It is provided by the invention flexibility logging instrument, top connection, upper binding head, connecting tube, lower union joint and lower helmet connector according to
Secondary to join end to end, structure is relatively easy, and connection is reliable, and by the way that 32 core females are arranged, well head operates more convenient when connecing instrument;?
Multiple keyways are provided on flexible logging instrument, multiple keyways are arranged on same straight line, and the first of multiple 32 core females
Contact pin is in the same plane with neighbouring keyway respectively, so that the first contact pin (and other contact pins) of multiple 32 core females is equal
It is located on the same line, guarantees the accurate positioning of instrument.Flexibility logging instrument stable connection provided by the invention is secured, underground work
Make high reliablity, while also improving the service life of this flexibility logging instrument.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood and implementing the application.The purpose of the application and other advantages can be by specifications, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical solution of the present invention, and constitutes part of specification, with this
The embodiment of application technical solution for explaining the present invention together, does not constitute the limitation to technical solution of the present invention.
Fig. 1 is the structural schematic diagram of flexible logging instrument described in the embodiment of the present invention;
Fig. 2 is the schematic cross-sectional view of flexible logging instrument described in the embodiment of the present invention;
Fig. 3 is the enlarged drawing of the portion A structure in Fig. 2.
It illustrates:
1- top connection, the first Rapid-turning nut of 11-, the second Rapid-turning nut of 12-, 2- upper binding head, the first oil of 21- is stifled, and 3- connects
Adapter tube, 31- flexible pipe, the cutting of 311- class loop laser are stitched, 312- fixed block, 313- attachment screw, 32- balance pipe, are connected under 4-
Connector, the second oil of 41- is stifled, helmet connector under 5-, the one 32 core female of 61-, the 2nd 32 core female of 62-, and the 3rd 32 core of 63- is female
Head, the 4th 32 core female of 64-, the one 32 core pressure block of 71-, the 2nd 32 core pressure block of 72-, the upper helmet of 81-, helmet under 82-, 9-
O-ring seal.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
The present invention provides a kind of flexible logging instruments, as depicted in figs. 1 and 2, including top connection 1, upper binding head 2, connection
Pipe 3, lower union joint 4 and lower helmet connector 5, top connection 1, upper binding head 2, connecting tube 3, lower union joint 4 and lower helmet connector 5 according to
It is secondary to join end to end, multiple keyways are provided on flexible logging instrument, multiple keyways are arranged on same straight line;Flexible logging instrument is also
Including multiple 32 core females being arranged in inside flexible logging instrument, the first contact pin of multiple 32 core females is located at keyway same
In plane;Flexible logging instrument further includes multiple and 32 mating core pressure blocks of 32 core females.Wherein, in the embodiment of the present invention
32 core females have 4 (i.e. the one 32 core female 61, the 2nd 32 core female 62, the 3rd 32 core female 63 and the 4th 32 core females altogether
64), 32 core pressure blocks have 2 (i.e. the one 32 core pressure block 71 and the 2nd 32 core pressure blocks 72) altogether, it is noted that 32 cores
Female and the quantity of 32 core pressure blocks can carry out adaptability increase and decrease according to the quantity of the instrument string connected.
Flexibility logging instrument provided by the invention, top connection 1, upper binding head 2, connecting tube 3, lower union joint 4 and lower helmet connect
First 5 successively join end to end, and structure is relatively easy, and connection is reliable, and by the way that 32 core females are arranged, operation is more square when well head connects instrument
Just;Multiple keyways are provided on flexible logging instrument, multiple keyways are arranged on same straight line, and multiple 32 core females
First contact pin is in the same plane with neighbouring keyway respectively, so that the first contact pin of multiple 32 core females is respectively positioned on same
On straight line, guarantee the accurate positioning of instrument string.Flexibility logging instrument stable connection provided by the invention is secured, underground work reliability
Height, while also improving the service life of this flexibility logging instrument.
In as depicted in figs. 1 and 2, the one end for being equipped with top connection 1 is front end, is equipped with one end of lower helmet connector 5
For rear end (tail end).
Specific position fixing process are as follows: the one 32 core female 61 is cooperated with top connection 1 by key and keyway, before making top connection 1
Hold the keyway in outside and the first contact pin of the one 32 core female 61 in the same plane, the keyway and first of 1 rear end of top connection
The key cooperation of 32 core pressure block, 71 front end (is equipped with the 2nd 32 core female 62 and the 4th 32 core female on the one 32 core pressure block 71
64), top connection 1 is connected through a screw thread relatively fixed with upper binding head 2, upper binding head 2 and flexible pipe 31 and flexible pipe 31 with
It is connected and fixed between lower union joint 4 by fixed block 312 and attachment screw 313, lower union joint 4 passes through the keyway of tail end and 2 the
One 32 core females 61 connect (the 3rd 32 core female 63 is installed in 2 the 1st core females 61), the keyway of 4 tail end of lower union joint with
First contact pin of the 3rd 32 core female 63 is generally aligned in the same plane.Above-mentioned key cooperates with keyway, is threadedly coupled, by fixed block 312
The rotation that can limit circumferencial direction is connected and fixed with attachment screw 313, it is final to realize that the one 32 core female 61, the 2nd 32 core are female
First 62, the first contact pin of the 3rd 32 core female 63 and the 4th 32 core female 64 is respectively positioned on same straight line, i.e. realization instrument string
Precise positioning.
It should be noted that other are inserted when guaranteeing that the first contact pin of multiple 32 core females is respectively positioned on same straight line
Needle is also corresponding to be located along the same line.Wherein, the quantity of fixed block 312 and attachment screw 313 is 6, fixed block 312
For bearing shearing force when connecting, attachment screw 313 is mainly used for for fixed block 312 being fixed on corresponding component.
As shown in Figure 1 to Figure 3,1 front end of top connection is connected with the one 32 core female 61, and 1 tail end of top connection is connected with second
32 core females 62,4 tail end of lower union joint are connected with the 3rd 32 core female 63.
As shown in figure 3, flexible logging instrument further includes the one 32 core pressure block 71, one end of the one 32 core pressure block 71 and the
The tail end of 2 32 core females 62 is connected, and the other end of the one 32 core pressure block 71 is connected with the 4th 32 core female 64.
Groove corresponding with 32 cores of 32 core females (i.e. 32 root cutting needles) is provided on 32 core pressure blocks, so that 32 cores are held
Briquetting can be fitted close with 32 core females.
4 32 core females are arranged in the channel in flexible logging instrument, wherein and the 2nd 32 core female 62 has rear cover,
It is additionally provided with the thin retaining ring of 32 cores in 61 front end of the one 32 core female, for limiting the axial movement of the one 32 core female 61.
Flexible logging instrument further includes the 2nd 32 core pressure block 72, one end of the 2nd 32 core pressure block 72 and the 3rd 32 core female
63 tail end is connected.The other end of 2nd 32 core pressure block 72 is connected with subsequent instrumentation, convenient for increasing the quantity of instrument string.
Wherein, the one 32 core pressure block 71 and the 2nd 32 core pressure block 72 are also used to transmit the radial direction of electric signal and instrument
Positioning.The tail end of 2nd 32 core pressure block 72 can also connect the top connection 1 of next instrument, play transmitting electric signal and positioning
Purpose.
Connecting tube 3 includes balance pipe 32 and flexible pipe 31, the front end and 2 phase of upper binding head of balance pipe 32 and flexible pipe 31
Even, the tail end of balance pipe 32 and flexible pipe 31 is connected with lower union joint 4.
The tail end of upper binding head 2 is also connected with link block, and the both ends of balance pipe 32 pass through hose clamp respectively and are fixed on link block
Tail end and lower union joint 4 front end.The material selection perfluoroelastomer of balance pipe 32 substantially increases the heat-resisting of logging instrument entirety
Performance (250 DEG C or more).
Multiple tracks class loop laser cutting seam 311 is provided on flexible pipe 31.
The quantity of loop laser cutting seam is set as 5, can play the role of instrument commutation.
It further include that oil is stifled, oily blocking package includes the first oil stifled 21 and the second oil stifled 41, and the first oil stifled 21 is arranged in upper binding head 2
On, the second oil stifled 41 is arranged on lower union joint 4.
41 are blocked up to the channel between the 3rd 32 core female 63 and the 4th 32 core female 64 by the first oil stifled 21 and the second oil
Interior perfusion dimethicone, dimethicone can play the role of protecting balance pipe 32, while guarantee electric insulation effect.First
Oil stifled 21 and the second oil stifled 41 maintain instrument internal pressure balance for sealing oil liquid.
As shown in Fig. 2, further including upper helmet 81 and lower helmet 82, upper helmet 81 is separately mounted to flexible survey with lower helmet 82
The front end of well instrument and tail end.
Upper helmet 81 and lower helmet 82 are used to protect the both ends of flexible logging instrument, avoid introduced contaminants from entering in instrument and damage
Instrument.
The first Rapid-turning nut 11 and the second Rapid-turning nut 12 are fixed on the outside of top connection 1, upper helmet 81 passes through with top connection 1
The connection of first Rapid-turning nut 11, upper binding head 2 are connect with top connection 1 by the second Rapid-turning nut 12.
Wherein, the first Rapid-turning nut 11 can also be used to connect other instruments, that is, increase instrument string.
It further include multiple O-ring seals 9, the material of O-ring seal 9 is that perfluoroelastomer (does not mark whole O in Fig. 3
Type sealing ring), the O-ring seal for work is altogether 10 (can remove, therefore thereon O-shaped close at work on lower helmet
Seal does not calculate).
It selects the O-ring seal of perfluoroelastomer to be greatly improved the heat-resisting and high voltage performance of flexible logging instrument, makes instrument
Working index can reach 232 DEG C/175MPa, meet the requirement mutually mounted with high temperature instrument.
In description in the present invention, it should be noted that term " multiple " refers to two or more, "upper", "lower",
The orientation or positional relationship of the instructions such as " one end ", " other end " be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, rather than the structure of indication or suggestion meaning has specific orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " connection ", " connected ", " peace
Dress " shall be understood in a broad sense, for example, term " connection " may be a fixed connection, may be a detachable connection, or integrally connect
It connects;It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Although embodiment disclosed by the application is as above, the content only for ease of understanding the application and use
Embodiment is not limited to the application.Technical staff in any the application fields, is taken off not departing from the application
Under the premise of the spirit and scope of dew, any modification and variation, but the application can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of flexibility logging instrument, it is characterised in that: connect including top connection, upper binding head, connecting tube, lower union joint and lower helmet
Head,
The top connection, the upper binding head, the connecting tube, the lower union joint and the lower helmet connector successively head and the tail phase
Even,
Multiple keyways are provided on the flexibility logging instrument, multiple keyways are arranged on same straight line;
It further include multiple 32 core females being arranged in inside the flexible logging instrument, the first contact pin of multiple 32 core females is equal
It is in the same plane with the keyway;
It further include multiple 32 core pressure blocks being cooperatively connected with the 32 core female.
2. flexibility logging instrument according to claim 1, it is characterised in that: the top connection front end is connected with the one 32 core mother
Head, the top connection tail end are connected with the 2nd 32 core female, and the lower union joint tail end is connected with the 3rd 32 core female.
3. flexibility logging instrument according to claim 2, it is characterised in that: it further include the one 32 core pressure block, described first
One end of 32 core pressure blocks is connected with the tail end of the 2nd 32 core female, the other end and the 4th of the one 32 core pressure block
32 core females are connected.
4. flexibility logging instrument according to claim 2, it is characterised in that: it further include the 2nd 32 core pressure block, described second
One end of 32 core pressure blocks is connected with the tail end of the 3rd 32 core female.
5. flexibility logging instrument according to claim 1, it is characterised in that: the connecting tube includes flexible pipe and balance pipe,
The front end of the flexible pipe and the balance pipe is connected with the upper binding head, the tail end of the flexible pipe and the balance pipe with
The lower union joint is connected.
6. flexibility logging instrument according to claim 5, it is characterised in that: be provided with multiple tracks class annular on the flexible pipe and swash
Light cutting seam.
7. flexibility logging instrument as claimed in any of claims 1 to 6, it is characterised in that: it further include that oil is stifled, the oil
Blocking package includes that the first oil is stifled and the second oil is stifled, and first oil is stifled to be arranged on the upper binding head, and the stifled setting of the second oil exists
On the lower union joint.
8. flexibility logging instrument as claimed in any of claims 1 to 6, it is characterised in that: further include upper helmet under
Helmet, the upper helmet and the lower helmet are separately mounted to front end and the tail end of the flexible logging instrument.
9. flexibility logging instrument according to claim 8, it is characterised in that: be fixed with the first fast rotation spiral shell on the outside of the top connection
Female and the second Rapid-turning nut, the upper helmet are connect with the top connection by first Rapid-turning nut, the upper binding head
It is connect with the top connection by second Rapid-turning nut.
10. flexibility logging instrument as claimed in any of claims 1 to 6, it is characterised in that: further include multiple O-shaped close
Seal, the material of the O-ring seal are perfluoroelastomer.
Priority Applications (1)
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CN201910092905.9A CN109751041B (en) | 2019-01-30 | 2019-01-30 | Flexible logging instrument |
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CN201910092905.9A CN109751041B (en) | 2019-01-30 | 2019-01-30 | Flexible logging instrument |
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CN109751041B CN109751041B (en) | 2023-03-14 |
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CN201910092905.9A Active CN109751041B (en) | 2019-01-30 | 2019-01-30 | Flexible logging instrument |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113073944A (en) * | 2021-04-14 | 2021-07-06 | 高庆伟 | Flexible universal connection nipple for large-inclination and horizontal well |
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US4171031A (en) * | 1977-10-03 | 1979-10-16 | Dresser Industries, Inc. | Well logging instrument guide apparatus |
CN2811567Y (en) * | 2005-05-24 | 2006-08-30 | 尹宪宏 | Piston type pressure balance transmission device for well logging tool |
CN101054896A (en) * | 2007-05-30 | 2007-10-17 | 中国海洋石油总公司 | Eight-arm mechanical pusher |
CN201810301U (en) * | 2010-04-20 | 2011-04-27 | 西安石竹能源科技有限公司 | Flexible connector |
CN202325474U (en) * | 2011-09-16 | 2012-07-11 | 天津泰克信达机电科技有限公司 | Flexible connector for oil well |
CN103061744A (en) * | 2012-12-31 | 2013-04-24 | 中国海洋石油总公司 | Electric imaging device and processing method thereof |
CN204002760U (en) * | 2014-08-22 | 2014-12-10 | 西安恒赛新技术有限公司 | A kind of used in oil well logging flexible nipple |
CN109236270A (en) * | 2018-08-24 | 2019-01-18 | 中国海洋石油集团有限公司 | A kind of logging instrument |
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2019
- 2019-01-30 CN CN201910092905.9A patent/CN109751041B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4171031A (en) * | 1977-10-03 | 1979-10-16 | Dresser Industries, Inc. | Well logging instrument guide apparatus |
CN2811567Y (en) * | 2005-05-24 | 2006-08-30 | 尹宪宏 | Piston type pressure balance transmission device for well logging tool |
CN101054896A (en) * | 2007-05-30 | 2007-10-17 | 中国海洋石油总公司 | Eight-arm mechanical pusher |
CN201810301U (en) * | 2010-04-20 | 2011-04-27 | 西安石竹能源科技有限公司 | Flexible connector |
CN202325474U (en) * | 2011-09-16 | 2012-07-11 | 天津泰克信达机电科技有限公司 | Flexible connector for oil well |
CN103061744A (en) * | 2012-12-31 | 2013-04-24 | 中国海洋石油总公司 | Electric imaging device and processing method thereof |
CN204002760U (en) * | 2014-08-22 | 2014-12-10 | 西安恒赛新技术有限公司 | A kind of used in oil well logging flexible nipple |
CN109236270A (en) * | 2018-08-24 | 2019-01-18 | 中国海洋石油集团有限公司 | A kind of logging instrument |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113073944A (en) * | 2021-04-14 | 2021-07-06 | 高庆伟 | Flexible universal connection nipple for large-inclination and horizontal well |
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