CN105356138B - A kind of high pressure resistant downhole instrument sealed connection component - Google Patents
A kind of high pressure resistant downhole instrument sealed connection component Download PDFInfo
- Publication number
- CN105356138B CN105356138B CN201510890585.3A CN201510890585A CN105356138B CN 105356138 B CN105356138 B CN 105356138B CN 201510890585 A CN201510890585 A CN 201510890585A CN 105356138 B CN105356138 B CN 105356138B
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- China
- Prior art keywords
- connecting seat
- joint
- sealing
- connector
- high pressure
- Prior art date
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Classifications
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- 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
- H01R13/622—Screw-ring or screw-casing
-
- 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
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
-
- 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
- H01R13/625—Casing or ring with bayonet engagement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of high pressure resistant downhole instruments to be tightly connected component, including：The socket of connector is installed at the inner termination of the left end of tight connecting seat；The right end of joint for sealing connecting and the left end of the tight connecting seat are affixed, and the plug of connector is equipped at the inner termination of the right end of joint for sealing connecting, and the plug of connector and the socket of connector connect；Connector sleeve is connect with the outer wall thread of the outer wall of tight connecting seat and joint for sealing connecting simultaneously.The high pressure resistant downhole instrument is tightly connected component, the outer wall of the outer wall and joint for sealing connecting of the tight connecting seat is socketed in due to connector sleeve, it is threadedly coupled, sealing effect is good, and when replacing downhole instrument, it only needs to be rotatablely connected the position that set changes connector sleeve, can depressurization connecting seat and joint for sealing connecting connection relation, to quick-replaceable downhole instrument, sealing structure between tight connecting seat and joint for sealing connecting can be restored by rotating the connector sleeve again, improve the working efficiency of well logging personnel.
Description
Technical field
The present invention relates to high pressure sealing interconnection technique fields, and structure is tightly connected more particularly to a kind of high pressure resistant downhole instrument
Part.
Background technology
In present geophysical logging, in order to which downhole instrument is put into well, generally requires and set by cable, winch etc.
It is standby.Downhole instrument is linked together with cable by cable connection joint.Cable connection joint must have sealing function, no
Right down-hole liquid just enters in downhole instrument, destroys downhole instrument.What cable connection joint can be connected with various downhole instruments
(instrument of same producer's production).This connection must assure that sealing, high pressure resistant, and connection type is convenient.Want energy and downhole instrument
Device quickly connects, and when changing another downhole instrument, also wants to be rapidly separated with downhole instrument, and the labour to improve well logging personnel is imitated
Rate.
But existing sealing structure, while being sealed effect, when needing replacing downhole instrument, process becomes non-
It is often cumbersome, it takes longer so that the working efficiency for the personnel that log well is relatively low.
Invention content
The object of the present invention is to provide a kind of high pressure resistant downhole instruments to be tightly connected component, and sealing effect is good, replaces underground
Instrument is convenient, improves the working efficiency of well logging personnel.
In order to solve the above technical problems, an embodiment of the present invention provides a kind of high pressure resistant downhole instruments to be tightly connected component,
Including：
Tight connecting seat is equipped with the socket of connector at the inner termination of the left end of the tight connecting seat；
Joint for sealing connecting, the right end of the joint for sealing connecting and the left end of the tight connecting seat are affixed, and the sealing connects
The plug of connector is installed, the plug of the connector and the socket of the connector connect at the inner termination of the right end of connector
It connects；
Connector sleeve, the connector sleeve while the outer wall thread with the outer wall and the joint for sealing connecting of the tight connecting seat
Connection；
Further include interior retainer ring, the socket of the connector is connected on the interior retainer ring, and the interior retainer ring is installed to described
The inner termination of the left end of tight connecting seat.
Wherein, the inner termination setting of the tight connecting seat is fluted, and the interior retainer ring is mounted in the groove.
Wherein, the left end of the tight connecting seat is socketed in the outer wall of the joint for sealing connecting, the connector sleeve with it is described
Tight connecting seat is threadedly coupled.
Wherein, the outer wall of the joint for sealing connecting is provided with the boss of outside circumferential projection, the connector sleeve with it is described convex
The outer wall of the joint for sealing connecting on the left of platform, the boss and the tight connecting seat are threadedly coupled.
Wherein, the left end of the tight connecting seat is close to the right end of the boss of the joint for sealing connecting.
Wherein, the outer wall of the joint for sealing connecting on the right side of the boss is provided with sealed groove, the sealing is recessed
Sealing ring is installed in slot.
Wherein, the left end caliber of the tight connecting seat includes contraction flow region and normal portion, the contraction of the tight connecting seat
The caliber in portion is equal with the outer wall caliber of the boss.
Wherein, the outer diameter in the normal portion of the tight connecting seat is equal with the outer wall caliber of the connecting seat.
Wherein, the outer wall of the connector sleeve and/or the tight connecting seat is provided with lifting slot.
High pressure resistant downhole instrument that the embodiment of the present invention is provided is tightly connected component, compared with prior art, have with
Lower advantage：
High pressure resistant downhole instrument provided in an embodiment of the present invention is tightly connected component, including：
Tight connecting seat is equipped with the socket of connector at the inner termination of the left end of the tight connecting seat；
Joint for sealing connecting, the right end of the joint for sealing connecting and the left end of the tight connecting seat are affixed, and the sealing connects
The plug of connector is installed, the plug of the connector and the socket of the connector connect at the inner termination of the right end of connector
It connects；
Connector sleeve, the connector sleeve while the outer wall thread with the outer wall and the joint for sealing connecting of the tight connecting seat
Connection；
Further include interior retainer ring, the socket of the connector is connected on the interior retainer ring, and the interior retainer ring is installed to described
The inner termination of the left end of tight connecting seat.
The high pressure resistant downhole instrument is tightly connected component, by using connector sleeve in the joint for sealing connecting and described close
The outer wall thread connection of connecting seat is sealed, sealing effect is good.Due to the outer wall and sealed connection of connector sleeve and the tight connecting seat
The outer wall thread connection of head, when replacing downhole instrument, it is only necessary to which rotation connection set changes the position of connector sleeve, you can releases close
The connection relation for sealing connecting seat and joint for sealing connecting, to quick-replaceable downhole instrument, rotating the connector sleeve again can be extensive
Multiple sealing structure between tight connecting seat and joint for sealing connecting so that dismounting becomes more convenient, improves well logging personnel's
Working efficiency.
In conclusion the high pressure resistant downhole instrument described in the embodiment of the present invention is tightly connected component, by using connector sleeve
It is connected with the outer wall thread of the tight connecting seat in the joint for sealing connecting, sealing effect is good, and replacing downhole instrument becomes more
Add conveniently, improves the working efficiency of well logging personnel.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is tightly connected the structural schematic diagram of component by the high pressure resistant downhole instrument that the embodiment of the present invention provides；
Fig. 2 is tightly connected a kind of knot of the connector sleeve in component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
Structure schematic diagram；
Fig. 3 is tightly connected one of the tight connecting seat in component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
Kind structural schematic diagram；
Fig. 4 is tightly connected one of the joint for sealing connecting in component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
Kind structural schematic diagram.
Specific implementation mode
Just as described in the background section, it in present geophysical logging, while meeting sealing effect, is being replaced
When downhole instrument, process becomes very cumbersome, takes longer so that the working efficiency for the personnel that log well is relatively low.
Based on this, an embodiment of the present invention provides a kind of high pressure resistant downhole instruments to be tightly connected component, including：
Tight connecting seat is equipped with the socket of connector at the inner termination of the left end of the tight connecting seat；
Joint for sealing connecting, the right end of the joint for sealing connecting and the left end of the tight connecting seat are affixed, and the sealing connects
The plug of connector is installed, the plug of the connector and the socket of the connector connect at the inner termination of the right end of connector
It connects；
Connector sleeve, the connector sleeve while the outer wall thread with the outer wall and the joint for sealing connecting of the tight connecting seat
Connection；
Further include interior retainer ring, the socket of the connector is connected on the interior retainer ring, and the interior retainer ring is installed to described
The inner termination of the left end of tight connecting seat.
In conclusion the high pressure resistant downhole instrument that the embodiment of the present invention is provided is tightly connected component, by using
Connector sleeve is connected in the joint for sealing connecting with the outer wall thread of the tight connecting seat, and sealing effect is good.Due to connector sleeve with
The outer wall of the tight connecting seat is connected with the outer wall thread of joint for sealing connecting, when replacing downhole instrument, it is only necessary to which rotation connects
Female connector changes the position of connector sleeve, you can the connection relation of depressurization connecting seat and joint for sealing connecting, to quick-replaceable well
Lower instrument, sealing structure between tight connecting seat and joint for sealing connecting can be restored by rotating the connector sleeve again so that be torn open
Dress becomes more convenient, improves the working efficiency of well logging personnel.
To make the above purposes, features and advantages of the invention more obvious and understandable, below in conjunction with the accompanying drawings to the present invention
Specific implementation mode be described in detail.
Detail is elaborated in the following description in order to fully understand the present invention.But the present invention can with it is a variety of not
Other manner described here is same as to implement, those skilled in the art can do class without violating the connotation of the present invention
Like popularization.Therefore the present invention is not limited to the specific embodiments disclosed below.
- Fig. 4 is please referred to Fig.1, Fig. 1 is tightly connected the knot of component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
Structure schematic diagram；Fig. 2 is tightly connected one kind of the connector sleeve in component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
Structural schematic diagram；Fig. 3 is tightly connected the tight connecting seat in component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
A kind of structural schematic diagram；Fig. 4 is tightly connected the sealing in component by the high pressure resistant downhole instrument that the embodiment of the present invention provides
A kind of structural schematic diagram of connector.
In a kind of concrete mode, high pressure resistant downhole instrument provided in an embodiment of the present invention is tightly connected component, including：
Tight connecting seat 10 is equipped with the socket 31 of connector at the inner termination of the left end of the tight connecting seat 10；
Joint for sealing connecting 20, the right end of the joint for sealing connecting 20 and the left end of the tight connecting seat 10 are affixed, described
The plug 32 of connector, plug 32 and the connection of the connector are installed at the inner termination of the right end of joint for sealing connecting 20
The socket 31 of device connects；
Connector sleeve 40, the connector sleeve 40 simultaneously with the outer wall of the tight connecting seat 10 and the joint for sealing connecting 20
Outer wall thread connects.
The high pressure resistant downhole instrument is tightly connected component, by using connector sleeve 40 in the joint for sealing connecting 20 and institute
The outer wall thread connection of tight connecting seat 10 is stated, sealing effect is good.Due to the outer wall of connector sleeve 40 and the tight connecting seat 10
It is connected with the outer wall thread of joint for sealing connecting 20, when replacing downhole instrument, it is only necessary to which rotation connection set 40 changes connector sleeve 40
Position, you can the connection relation of depressurization connecting seat 10 and joint for sealing connecting 20, to quick-replaceable downhole instrument, again
Sealing structure between tight connecting seat 10 and joint for sealing connecting 20 can be restored by rotating the connector sleeve 40 so that dismounting becomes
It is more convenient, improve the working efficiency of well logging personnel.
Since the socket 31 of the connector is mounted directly to the inner termination of the left end of the tight connecting seat 10, the company
The socket 31 for connecing device is easy to that the rotation relative to the tight connecting seat 10 occurs, and gently then makes the data obtained inaccurate,
The device that weight can then make the socket 31 of the connector or be attached thereto is damaged, it is therefore desirable to be inserted to the connector
Seat 31 carries out certain fixation, avoids that axial rotation occurs.Interior retainer ring 60 is generally used to be used as stop component, therefore described resistance to
It further includes interior retainer ring 60 that high pressure downhole instrument, which is tightly connected component, and the socket 31 of the connector is connected to the interior retainer ring 60
On, the interior retainer ring 60 is installed to the inner termination of the left end of the tight connecting seat 10.60 center of the interior retainer ring is usually side
Hole, interior retainer ring 60 and the tight connecting seat 10 are affixed so that the socket 31 of the connector and 10 shape of the tight connecting seat
Integrally, it cannot rotate, can not be moved longitudinally.It should be noted that the present invention is to the interior retainer ring 60 and institute
It states interior retainer ring 60 and the fixed connection mode of the tight connecting seat 10 is not specifically limited, generally have threaded bung flange using outer wall
50 connect with the inner thread of tight connecting seat 10 to compress the socket 31 and interior retainer ring 60 of the connector.
For convenience of the interior retainer ring 60 is installed, fluted, the interior retainer ring is arranged in the inner termination of the tight connecting seat 10
60 are mounted in the groove.In use, the socket 31 of connector is installed in interior retainer ring 60, put together with interior retainer ring 60
Into 10 corresponding groove of tight connecting seat, due to having square hole, connector body that would not connect in sealing in fluted and retainer ring
It is rotated in joint chair 10.Then bung flange 50, pressed connector socket and retainer ring are screwed on again.Longitudinal in this way is irremovable.Connection
Device socket is secured in tight connecting seat 10, cannot be rotated, and can not be moved.
The outer wall thread with the outer wall and the joint for sealing connecting 20 of the tight connecting seat 10 simultaneously of the connector sleeve 40
Connection, can be that the tight connecting seat 10 is identical as 20 outer wall caliber of the joint for sealing connecting, the connector sleeve 40 and the two
Connect simultaneously or the tight connecting seat 10 and 20 part of the joint for sealing connecting be socketed, then by the connector sleeve 40 with
The two is tightly connected simultaneously.The former is when by external force perpendicular to connector sleeve 40, since the connection is leaned in the connection of the two entirely
Set 40, the connector sleeve 40 is easily damaged, while the screw thread of connector sleeve 40 is also easily damaged.For the latter, due to being tightly connected
First 20 direction is generally proximate to shaft bottom direction, therefore tight connecting seat 10 is socketed in the right side of the joint for sealing connecting 20 by selection
End, the i.e. left end of the tight connecting seat 10 are socketed in the outer wall of the joint for sealing connecting 20, the connector sleeve 40 with it is described close
Connecting seat 10 is sealed to be threadedly coupled.
To improve sealing effect, the accurate connector sleeve 40 that obtains is in the position of the joint for sealing connecting 20, the sealed connection
First 20 outer wall is provided with the boss of outside circumferential projection, the connector sleeve 40 with it is described on the left of the boss, the boss
The outer wall of joint for sealing connecting 20 and the tight connecting seat 10 are threadedly coupled.It should be noted that the present invention is to the boss
Height and thickness are not specifically limited.
For the leakproofness for improving between the joint for sealing connecting 20 and the tight connecting seat 10, increase the sealed connection
Contact area between first 20 and the tight connecting seat 10 avoids causing port to damage due to squeezing, the tight connecting seat
10 left end is close to the right end of the boss of the joint for sealing connecting 20.
For the leakproofness for further increasing between the joint for sealing connecting 20 and the tight connecting seat 10, in the boss
The outer wall of the joint for sealing connecting 20 on right side be provided with sealed groove, sealing ring 70 is installed in the sealed groove.It needs
Have it is noted that the present invention does not do the material of the position of the sealed groove, size and number and the sealing ring 70
Body limits, but the quantity of the sealing ring 70 must be equal with the quantity of the sealed groove, and the sealing ring 70 as possible will
The sealed groove fills up, and to improve sealing performance, the quantity of the sealed groove is usually two or more, but
It is unsuitable too many, avoid the structural strength for seriously reducing the joint for sealing connecting 20.
Since the left end of the tight connecting seat 10 is to be socketed in the right end of the joint for sealing connecting 20, and the connector sleeve
40 need to be threadedly coupled with the tight connecting seat 10 and the joint for sealing connecting 20 simultaneously, and joint for sealing connecting 20 is to inner tube
The requirement of diameter is relatively low, can accordingly reduce the interior caliber of the joint for sealing connecting 20, as long as disclosure satisfy that high pressure resistant requirement,
Can reduce the use of material in this way, reduce production cost, the connector sleeve 40 described in this way will simultaneously with the joint for sealing connecting 20
It is threadedly coupled with tight connecting seat 10, the caliber of the outer wall of the left end of the tight connecting seat 10 must be reduced, i.e., the described sealing
The left end caliber of connecting seat 10 includes contraction flow region and normal portion, the caliber of the contraction flow region of the tight connecting seat 10 and the boss
Outer wall caliber it is equal.
To simplify technological parameter so that the connector sleeve 40 and 20 spiral shell of the tight connecting seat 10 and the joint for sealing connecting
More attractive after line connection, the outer diameter in the normal portion of the tight connecting seat 10 is equal with the outer wall caliber of the connecting seat.It is described
After connector sleeve 40 is threadedly coupled with the tight connecting seat 10 and the joint for sealing connecting 20 at the same time, the preferably described connector sleeve
40 left end offsets with the boss, normal portion and left end table top of the right end of the connector sleeve 40 with the tight connecting seat 10
Contact, can improve sealing effect in this way.
After being threadedly coupled connector sleeve 40 with the tight connecting seat 10 and the joint for sealing connecting 20, needing will be described
High pressure resistant downhole instrument is tightly connected component and is hung to underground using rope, it is therefore desirable to which rope and the high pressure resistant downhole instrument are close
The card contact of connecting elements is sealed, i.e., the described high pressure resistant downhole instrument, which is tightly connected component, needs stress point, therefore the connection
The outer wall of set 40 and/or the tight connecting seat 10 is provided with lifting slot 80.It should be noted that the present invention is to the lifting slot
80 shape, quantity and position does not limit, but can generally be arranged on the tight connecting seat 10 and the connector sleeve 40,
It is described lifting slot 80 shape and discuss and can be set according to actual stressing conditions.
The connection of the high pressure resistant downhole instrument sealed connection component and mounting means are as follows：
1, the socket 31 of connector is attached in retainer ring, 10 corresponding groove of tight connecting seat is put into together with retainer ring
In, due to having square hole, connector body that would not be rotated in tight connecting seat 10 in fluted and retainer ring.Then spiral shell is screwed on again
Circle 50, pressed connector socket and retainer ring.Longitudinal in this way is irremovable.Connector body is secured to tight connecting seat 10
In, it cannot rotate, can not move.
2, the plug 32 of connector is fixed on joint for sealing connecting 20, fixed form determines as the case may be.It is required that
It is exactly that cannot rotate and move on joint for sealing connecting 20.
3, it is only to seal that tight connecting seat 10 does not have guide groove or key, their effect with joint for sealing connecting 20.They
Connection is random, and it is entirely guiding role by connector itself that the socket 31 of connector is corresponding with plug.It is first when use
Tight connecting seat 10 is connect with joint for sealing connecting 20, after reaching some depth (socket 31 of this depth and connector with
It is related that plug connects depth), socket 31 and the plug of connector will connect, and at this moment pass through rotatory sealing connecting seat 10
Or joint for sealing connecting 20, keep the socket 31 of connector corresponding with plug guide groove or feather key.After correspondence, connector sleeve is tightened
40, so that tight connecting seat 10 is tightly connected together with joint for sealing connecting 20.The data of downhole instrument are passed to by connector, cable
Ground instrument, you can data are analyzed by ground instrument.
In conclusion the high pressure resistant downhole instrument that the embodiment of the present invention is provided is tightly connected component, by using
Connector sleeve is connected in the joint for sealing connecting with the outer wall thread of the tight connecting seat, and sealing effect is good.Due to connector sleeve with
The outer wall of the tight connecting seat is connected with the outer wall thread of joint for sealing connecting, when replacing downhole instrument, it is only necessary to which rotation connects
Female connector changes the position of connector sleeve, you can the connection relation of depressurization connecting seat and joint for sealing connecting, to quick-replaceable well
Lower instrument, sealing structure between tight connecting seat and joint for sealing connecting can be restored by rotating the connector sleeve again so that be torn open
Dress becomes more convenient, improves the working efficiency of well logging personnel.
Component is tightly connected to high pressure resistant downhole instrument provided by the present invention above to be described in detail.It answers herein
With specific case, principle and implementation of the present invention are described, and the explanation of above example is only intended to help to manage
Solve the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, not departing from
, can be with several improvements and modifications are made to the present invention under the premise of the principle of the invention, these improvement and modification also fall into this hair
In bright scope of the claims.
Claims (9)
1. a kind of high pressure resistant downhole instrument is tightly connected component, which is characterized in that including：
Tight connecting seat is equipped with the socket of connector at the inner termination of the left end of the tight connecting seat；
Joint for sealing connecting, the right end of the joint for sealing connecting and the left end of the tight connecting seat are affixed, the joint for sealing connecting
Right end inner termination at the plug of connector is installed, the plug of the connector is connect with the socket of the connector；
Connector sleeve, the connector sleeve connect with the outer wall thread of the outer wall of the tight connecting seat and the joint for sealing connecting simultaneously
It connects；
Further include interior retainer ring, the socket of the connector is connected on the interior retainer ring, and the interior retainer ring is installed to the sealing
The inner termination of the left end of connecting seat.
2. high pressure resistant downhole instrument as described in claim 1 is tightly connected component, which is characterized in that the tight connecting seat
Inner termination setting is fluted, and the interior retainer ring is mounted in the groove.
3. high pressure resistant downhole instrument as claimed in claim 2 is tightly connected component, which is characterized in that the tight connecting seat
Left end is socketed in the outer wall of the joint for sealing connecting, and the connector sleeve is threadedly coupled with the tight connecting seat.
4. high pressure resistant downhole instrument as claimed in claim 3 is tightly connected component, which is characterized in that the joint for sealing connecting
Outer wall is provided with the boss of outside circumferential projection, the connector sleeve and the sealed connection on the left of the boss, the boss
The outer wall and the tight connecting seat of head are threadedly coupled.
5. high pressure resistant downhole instrument as claimed in claim 4 is tightly connected component, which is characterized in that the tight connecting seat
Left end is close to the right end of the boss of the joint for sealing connecting.
6. high pressure resistant downhole instrument as claimed in claim 5 is tightly connected component, which is characterized in that on the right side of the boss
The outer wall of the joint for sealing connecting be provided with sealed groove, sealing ring is installed in the sealed groove.
7. high pressure resistant downhole instrument as claimed in claim 6 is tightly connected component, which is characterized in that the tight connecting seat
Left end caliber includes contraction flow region and normal portion, the outer wall caliber phase of the caliber of the contraction flow region of the tight connecting seat and the boss
Deng.
8. high pressure resistant downhole instrument as claimed in claim 7 is tightly connected component, which is characterized in that the tight connecting seat
The outer diameter in normal portion is equal with the outer wall caliber of the connecting seat.
9. high pressure resistant downhole instrument as claimed in claim 8 is tightly connected component, which is characterized in that the connector sleeve and/or
The outer wall of the tight connecting seat is provided with lifting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510890585.3A CN105356138B (en) | 2015-12-04 | 2015-12-04 | A kind of high pressure resistant downhole instrument sealed connection component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510890585.3A CN105356138B (en) | 2015-12-04 | 2015-12-04 | A kind of high pressure resistant downhole instrument sealed connection component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105356138A CN105356138A (en) | 2016-02-24 |
| CN105356138B true CN105356138B (en) | 2018-10-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510890585.3A Active CN105356138B (en) | 2015-12-04 | 2015-12-04 | A kind of high pressure resistant downhole instrument sealed connection component |
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| Country | Link |
|---|---|
| CN (1) | CN105356138B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109428216B (en) * | 2017-09-01 | 2021-02-05 | 中航光电科技股份有限公司 | Connector assembly with bidirectional sealing structure and connector |
| CN112332178A (en) * | 2020-10-29 | 2021-02-05 | 江苏开创检测技术有限公司 | Electronic connector |
| CN114284789B (en) * | 2021-12-20 | 2024-06-25 | 贵州航天凯山石油仪器有限公司 | Wellhead sealing explosion-proof method and device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061240U (en) * | 1990-03-10 | 1990-08-29 | 李兴荣 | Fast sealed connector |
| CN2934850Y (en) * | 2006-06-27 | 2007-08-15 | 曹振海 | High-pressure connector |
| CN202493832U (en) * | 2012-01-13 | 2012-10-17 | 山西维达机械制造有限公司 | Rotary quick connector |
| CN203456637U (en) * | 2013-08-01 | 2014-02-26 | 上海颐坤自动化控制设备有限公司 | Cable-used fast connector |
| CN203585647U (en) * | 2013-11-26 | 2014-05-07 | 浙江松乔气动液压有限公司 | Hydraulic fast joint |
| CN203685165U (en) * | 2013-12-25 | 2014-07-02 | 中国海洋石油总公司 | While-drilling instrument connector |
| CN203963337U (en) * | 2014-05-14 | 2014-11-26 | 江西艾克实业有限公司 | A kind of thread type hydraulic quick coupling |
| CN203979728U (en) * | 2014-07-12 | 2014-12-03 | 盐城市锦东液压机械有限公司 | A kind of hydraulic quick coupling |
| CN204114387U (en) * | 2014-09-11 | 2015-01-21 | 海盐县通达液压管件厂 | A kind of Bite type fittings |
-
2015
- 2015-12-04 CN CN201510890585.3A patent/CN105356138B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061240U (en) * | 1990-03-10 | 1990-08-29 | 李兴荣 | Fast sealed connector |
| CN2934850Y (en) * | 2006-06-27 | 2007-08-15 | 曹振海 | High-pressure connector |
| CN202493832U (en) * | 2012-01-13 | 2012-10-17 | 山西维达机械制造有限公司 | Rotary quick connector |
| CN203456637U (en) * | 2013-08-01 | 2014-02-26 | 上海颐坤自动化控制设备有限公司 | Cable-used fast connector |
| CN203585647U (en) * | 2013-11-26 | 2014-05-07 | 浙江松乔气动液压有限公司 | Hydraulic fast joint |
| CN203685165U (en) * | 2013-12-25 | 2014-07-02 | 中国海洋石油总公司 | While-drilling instrument connector |
| CN203963337U (en) * | 2014-05-14 | 2014-11-26 | 江西艾克实业有限公司 | A kind of thread type hydraulic quick coupling |
| CN203979728U (en) * | 2014-07-12 | 2014-12-03 | 盐城市锦东液压机械有限公司 | A kind of hydraulic quick coupling |
| CN204114387U (en) * | 2014-09-11 | 2015-01-21 | 海盐县通达液压管件厂 | A kind of Bite type fittings |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105356138A (en) | 2016-02-24 |
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Address after: 400033 half street, Shapingba District, Chongqing, No. 2 Applicant after: Zhong di (Chongqing) Geological Instrument Co., Ltd. Address before: 400033 half street, Shapingba District, Chongqing, No. 2 Applicant before: Chongqing Geological Instrument Factory |
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