CN103711481B - A kind of instrument pressure-bearing attachment means and structure - Google Patents
A kind of instrument pressure-bearing attachment means and structure Download PDFInfo
- Publication number
- CN103711481B CN103711481B CN201310753144.XA CN201310753144A CN103711481B CN 103711481 B CN103711481 B CN 103711481B CN 201310753144 A CN201310753144 A CN 201310753144A CN 103711481 B CN103711481 B CN 103711481B
- Authority
- CN
- China
- Prior art keywords
- guide head
- pressure
- bearing
- shell
- fixed seat
- 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.)
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Links
- 238000009413 insulation Methods 0.000 claims abstract description 41
- 210000003746 feather Anatomy 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 239000003129 oil well Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 6
- 210000002445 nipple Anatomy 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
- E21B47/017—Protecting measuring instruments
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Rolling Contact Bearings (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of instrument pressure-bearing attachment means and structure, are related to the pressure-bearing connection area of oil well logging instrument, quick connection can be realized and positioned.Including shell and inside the shell install insulation fixed seat protecgulum, on guide head, circuit framework, lower guide head and insulation fixed seat bonnet；The circuit framework is sleeved on the inside of the shell, guide head is connected with one end of the circuit framework, insulation fixed seat protecgulum is installed in the other end of upper guide head, lower guide head is fixed on the other end of the circuit framework, and the insulation fixed seat bonnet is sleeved on inside lower guide head；One end of insulation fixed seat bonnet is provided with the first male pin for coordinating second female pin on first female pin on pressure-bearing electrical connection joint or insulation fixed seat protecgulum, and the one end for the fixed seat protecgulum that insulate is provided with the second mother's pin for being electrically connected the second male pin on joint for covering the first male pin or pressure-bearing after coordinated insulation fixed seat.
Description
Technical field
The present invention relates to the pressure-bearing connection area of oil well logging instrument, more particularly to a kind of instrument pressure-bearing attachment means and knot
Structure.
Background technology
Connect mechanical requirements pressure bearing and seal between downhole instrument pipe nipple, and ensure that electric signal is effectively transmitted between pipe nipple.
Oil well logging instrument telescoping ram generally adopts the oil-filled balanced structure of inner chamber, it is desirable to installs pressure bearing and seal on telescoping ram short circuit top and inserts
Part.
As shown in figure 1, the Chinese utility model patent of Application No. 201020127378.5, discloses《A kind of instrument holds
Means of press seals attachment structure》, and specifically disclose：Electronic circuit skeleton, is sleeved on electronic circuit inside the shell, in the electronic circuit
Adapter is arranged with skeleton；Upper 68 core socket, by upper socket positioning sleeve on the electronic circuit skeleton；Lower turn
Joint, by upper Rapid-turning nut on the upper adapter, the other end is arranged on telescoping ram by lower Rapid-turning nut for one end
On balance shell；Lower 68 core sockets, by lower socket positioning sleeve in the lower adapter；68 core pressure-bearing plugs, inserting
On described between 68 core sockets and lower 68 core sockets.
Current pressure-bearing instrument adopts split-type structural, including two instrument joints and bearing shell, has the disadvantage that：
1st, connecting interface is many, and installing/dismounting is complicated；
2nd, lower contact constant bearing can not be realized.
Content of the invention
The technical problem to be solved is to propose a kind of instrument pressure-bearing attachment means and structure, can realize quick
Connection and positioning.
In order to solve above-mentioned technical problem, the technical scheme that the present invention is provided is as follows：
A kind of instrument pressure-bearing attachment means, including shell and inside the shell install insulation fixed seat protecgulum, on guide head,
Circuit framework, lower guide head and insulation fixed seat bonnet；
The circuit framework is sleeved on the inside of the shell, is connected with guide head in one end of the circuit framework,
Insulation fixed seat protecgulum is installed in the other end of upper guide head, lower guide head is fixed on the other end of the circuit framework, described
Insulation fixed seat bonnet is sleeved on inside lower guide head；
One end of insulation fixed seat bonnet is provided with for coordinating first female pin or insulation on pressure-bearing electrical connection joint
First male pin of second female pin on fixed seat protecgulum, the one end for the fixed seat protecgulum that insulate is provided with for after coordinated insulation fixed seat
Cover second female pin of the second male pin on the first male pin or pressure-bearing electrical connection joint.
Alternatively, one end that the circuit framework is connected with the upper guide head is formed as with externally threaded connector,
One end that the upper guide head is connected with the circuit framework is formed as carrying female screw thread lock ring, by the screw fastening
Ring is spirally connected with the circuit framework.
Alternatively, the joint of upper guide head is provided with elastomeric element in the circuit framework, the circuit framework and
After the upper guide head is spirally connected, the elastomeric element two ends are resisted against the circuit framework and upper guide head respectively and are in and pressed
Contracting state.
Alternatively, the lower guide head is fixed by screws in the other end of the circuit framework.
Alternatively, upper guide head, lower guide head be the cavity in catheter-like, and the upper guide head and lower guide head with
Cavity between the circuit framework and the shell is connected.
Alternatively, the outer sheathed threaded lock ring of the lower guide head, the lock ring are spirally connected with the shell so that described
Lower guide head and the shell axial restraint, are formed with retainingf key on the lower guide head, and the retainingf key is stuck in the shell
Keyway in.
Alternatively, also include that, with externally threaded Rapid-turning nut, the Rapid-turning nut is sleeved on the outside of shell, by institute
State Rapid-turning nut and the insulation fixed seat bonnet of one instrument pressure-bearing attachment means is connected dress with another instrument pressure-bearing
The insulation fixed seat front cover match grafting that puts.
In order to solve above-mentioned technical problem, the present invention also provides a kind of instrument pressure-bearing attachment structure, including above-mentioned instrument
Pressure-bearing attachment means and pressure-bearing electrical connection joint, described pressure-bearing electrical connection joint one end is provided with first female pin, the other end
The second public pin is provided with, female pin coordinates the pressure-bearing electrical connection joint with the second of insulation fixed seat protecgulum by the second male pin
Grafting.
Alternatively, the pressure-bearing is electrically connected by joint and the shell axial restraint by back-up ring, electric by pressure-bearing
First retainingf key of jointing is stuck in pressure-bearing electrical connection joint in the first keyway of the shell.
Alternatively, the lower guide head is stuck in by another instrument pressure-bearing attachment structure by the feather key of lower guide head
Pressure-bearing electrical connection joint gathering sill in, by the first of two or more instrument pressure-bearing attachment structures the public pin and the
One female pin coordinates.
Instrument pressure-bearing attachment means and structure that the present invention is provided, using monolithic construction, can realize fast between instrument
Speed connects, and internal structure is simple, easily positioning, dismounting and maintenance, and there is pressure-bearing joint inside, it is achieved that the guarantor between instrument
Protective function.
Description of the drawings
Fig. 1 is the structural representation of traditional instrument pressure-bearing attachment structure；
Fig. 2 is the external structure schematic diagram of the instrument pressure-bearing attachment structure of the embodiment of the present invention；
Fig. 3 is the B-B direction sectional view of Fig. 2 of the embodiment of the present invention；
Fig. 4 is the C-C of Fig. 3 of the embodiment of the present invention to sectional view;
Fig. 5 is the D-D of Fig. 3 of the embodiment of the present invention to sectional view;
Fig. 6 is the E-E of Fig. 3 of the embodiment of the present invention to sectional view;
Fig. 7 is the F-F of Fig. 3 of the embodiment of the present invention to sectional view；
Fig. 8 is the partition state stereogram of the instrument pressure-bearing attachment structure of the embodiment of the present invention.
Specific embodiment
For making the object, technical solutions and advantages of the present invention become more apparent, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case of not conflicting, in embodiment in the application and embodiment
Feature mutually can be combined.
As shown in Figures 2 and 3, a kind of instrument pressure-bearing attachment structure, including：Shell 4 and the insulation that installs in shell 4 are consolidated
Reservation protecgulum 17, upper guide head 18, circuit framework 15, lower guide head 14 and insulation fixed seat bonnet 19；
The circuit framework 15 is sleeved on the inside of the shell 4, is connected with one end of the circuit framework 15 and leads
To 18, insulation fixed seat protecgulum 17 is installed in the other end of upper guide head 18, lower guide head 14 is fixed on the circuit framework
15 other end, the insulation fixed seat bonnet 19 are sleeved on inside lower guide head 14；
One end of insulation fixed seat bonnet 19 is provided with for coordinating the first mother pin 10-1 on pressure-bearing electrical connection joint
First public affairs pin 11-1, one end of the fixed seat that insulate protecgulum 17 are provided with the second public pin for coordinating pressure-bearing electrical connection joint 6
The second mother pin 10-2 of 11-2.
As shown in figures 3 and 8, one end that the circuit framework 15 is connected with the upper guide head 18 is formed as with outer spiral shell
The connector of line, one end that the upper guide head 18 is connected with the circuit framework 15 are formed as carrying female screw thread lock ring
12, it is spirally connected by the screw thread lock ring 12 and the circuit framework 15.
Guide head 18 is near one end of circuit framework 15 by carrying the female screw thread lock ring 12 will be described on described
Circuit framework 15 is connected on guide head 18.
The joint of upper guide head 18 is provided with elastomeric element 13,15 He of the circuit framework in the circuit framework 15
After the upper guiding 18 is spirally connected, the elastomeric element two ends are resisted against the circuit framework and upper guide head respectively and in quilt
Compressive state.
13 preferred wave shape form spring of elastomeric element, forms groove on the inside of the externally threaded connector of circuit framework 15, described
Elastomeric element 13 sinks in the groove, opens adjustment and the effect of buffering.
As shown in figure 3, the lower guide head 14 is fixed on the other end of the circuit framework 15 by screw 8.
As shown in figures 3 and 8, upper guide head 18, lower guide head 14 are catheter-like, and the upper guide head 18 and under lead
Cavity into 14 is connected with the cavity between the circuit framework 15 and the shell 4.
As shown in figures 3 and 8, the outer sheathed threaded lock ring 3 of the lower guide head 14, the lock ring 3 and the shell
It is spirally connected, is spirally connected by the threaded lock ring 3 and the shell 4 that are set in outside the lower guide head 14 so that the lower guiding
14 with 4 axial restraint of the shell, as shown in Figure 5 and Figure 8, on the lower guide head 14, be formed with retainingf key 22-2, described
Retainingf key 22-2 is stuck in the keyway 23-2 of the shell 4.
The lower guide head 14 and the shell 4 are tightened by the embodiment of the present invention by threaded lock ring 3 so that described
Lower guide head 14 and 4 axial restraint of the shell, by above-mentioned mode so that lower guide head 14 is shaftless to altering in shell 4
Move also nothing rotation.
As shown in Fig. 2, Fig. 3 and Fig. 8, the instrument pressure-bearing attachment structure of the embodiment of the present invention is also included with externally threaded fast
Spin nut 16, the Rapid-turning nut 16 are sleeved on the outside of shell 4, by the Rapid-turning nut 16 by an instrument pressure-bearing
The insulation fixed seat bonnet 19 of attachment means is coordinated with the insulation fixed seat protecgulum 17 of another instrument pressure-bearing attachment means to be inserted
Connect, the first public pin 11-1 of the insulation fixed seat bonnet 19 of one of them instrument pressure-bearing attachment means and another instrument
The female pin 10-2 of the second of the insulation fixed seat protecgulum of pressure-bearing attachment means coordinates grafting.
The rear end of shell 4 carries the internal thread coordinated with the Rapid-turning nut 16, will rotate conversion by Rapid-turning nut 16
For axially-movable so that two or more described instrument pressure-bearing attachment structures can be end to end, male pin is coordinated with female pin.
As shown in figures 3 and 8, the embodiment of the present invention also provides a kind of instrument pressure-bearing attachment structure, including above-mentioned instrument
Pressure-bearing attachment means and pressure-bearing electrical connection joint 6, described pressure-bearing electrical connection 6 one end of joint are provided with the first mother pin 10-1,
The other end is provided with the second public affairs pin 11-2, before the pressure-bearing electrical connection joint 6 is by the second public pin 11-2 and insulation fixed seat
The female pin 10-2 of the second of lid 17 coordinates grafting.
As shown in Figure 3 and Figure 5, embodiment of the present invention pressure-bearing electrical connection joint 6 is arranged on the front end of shell 4, as Fig. 3 institute
Show, the pressure-bearing is electrically connected by joint 6 and 4 axial restraint of the shell by back-up ring 1, as shown in Fig. 3, Fig. 4 and Fig. 8, lead to
Pressure-bearing electrical connection joint 6 is stuck in the first of the shell 4 by the first retainingf key 22-1 for crossing pressure-bearing electrical connection joint 6
In keyway 23-1.
By above-mentioned mode so that pressure-bearing electrical connection joint 6 is in inside the shell nothing axial float also nothing rotation.
The lower guide head 14 is stuck in another instrument by the feather key 24 of lower guide head 14 by the embodiment of the present invention
In the gathering sill 25 of the pressure-bearing electrical connection joint 6 of pressure-bearing attachment structure, by two or more instrument pressure-bearing connection knots
The female pin 10-1 of first male pin 11-1 of structure and first coordinates.
Quote when being electrically connected the instrument pressure-bearing attachment structure of joint 6 with pressure-bearing, by the Rapid-turning nut 16 by one
First public affairs pin 11-1 of the insulation fixed seat bonnet 19 of the individual instrument pressure-bearing attachment structure is connected with another instrument pressure-bearing
First female pin 10-1 of the pressure-bearing electrical connection joint 6 of structure coordinates grafting, by two or more instrument pressure-bearing connections
The male pin of structure and female pin coordinate.
Further, as shown in figures 3 and 8, the instrument pressure-bearing attachment means of the embodiment of the present invention or structure, by close
Seal 5 causes pressure-bearing electrical connection joint 6 to seal with shell 4, it is ensured that moisture is not entered in shell 4.Caused by sealing ring 9
Lower guide head 14 is sealed with shell 4, it is ensured that moisture is not entered in shell 4.Insulation fixed seat bonnet is caused by sealing ring 21
19 are sealed with lower guide head 14, it is ensured that moisture is not entered in shell 4.After sealing ring 20 causes public pin and insulation fixed seat
Lid 19 is sealed, it is ensured that moisture is not entered in shell 4.It is electrically connected between joint 6 and insulation fixed seat protecgulum 17 in pressure-bearing
Extension is provided with back-up ring 7.
The periphery of shell 4 is provided with sealing ring 2, by sealing ring 2 cause connection after instrument pressure-bearing attachment structure between
Sealing, two or more the instrument pressure-bearings after moisture cannot be introduced into connecting connect in device or access node structure.
Although disclosed herein embodiment as above, described content is only to facilitate understanding the present invention and adopting
Embodiment, is not limited to the present invention.Technical staff in any the technical field of the invention, without departing from this
On the premise of the disclosed spirit and scope of invention, any modification and change can be made in the formal and details that implements,
But the scope of patent protection of the present invention, still must be defined by the scope of which is defined in the appended claims.
Claims (10)
1. a kind of instrument pressure-bearing attachment means, it is characterised in that the insulation fixed seat protecgulum installed including shell and in inside the shell,
Upper guide head, circuit framework, lower guide head and insulation fixed seat bonnet, two or more instrument pressure-bearing attachment means
Shell is end to end；
The circuit framework is sleeved on the inside of the shell, is connected with guide head in one end of the circuit framework, upper
The other end of guide head installs insulation fixed seat protecgulum, and lower guide head is fixed on the other end of the circuit framework, the insulation
Fixed seat bonnet is sleeved on inside lower guide head；
One end of insulation fixed seat bonnet is provided with for coordinating first female pin or insulation on pressure-bearing electrical connection joint to fix
First male pin of second female pin on seat protecgulum, the one end for the fixed seat protecgulum that insulate is provided with for covering after coordinated insulation fixed seat
Second female pin of the second male pin on first male pin or pressure-bearing electrical connection joint.
2. instrument pressure-bearing attachment means according to claim 1, it is characterised in that
One end that the circuit framework is connected with the upper guide head is formed as with externally threaded connector, the upper guide head
The one end being connected with the circuit framework is formed as carrying female screw thread lock ring, by the screw thread lock ring and the circuit
Skeleton is spirally connected.
3. instrument pressure-bearing attachment means according to claim 2, it is characterised in that in the circuit framework and upper guide head
Joint be provided with elastomeric element, after the circuit framework and the upper guide head are spirally connected, the elastomeric element two ends difference
It is resisted against the circuit framework and upper guide head and in confined state.
4. instrument pressure-bearing attachment means according to claim 1, it is characterised in that the lower guide head is fixed by screw
The other end in the circuit framework.
5. instrument pressure-bearing attachment means according to claim 1, it is characterised in that
Upper guide head, lower guide head are the cavity in catheter-like, and the upper guide head and lower guide head with the circuit bone
Cavity between frame and the shell is connected.
6. instrument pressure-bearing attachment means according to claim 1, it is characterised in that the lower guide head is outer sheathed threaded
Lock ring, the lock ring is spirally connected with the shell so that the lower guide head and the shell axial restraint, the lower guide head
On be formed with retainingf key, the retainingf key is stuck in the keyway of the shell.
7. instrument pressure-bearing attachment means according to claim 1, it is characterised in that also include with externally threaded fast rotation spiral shell
Mother, the Rapid-turning nut are sleeved on the outside of shell, by the Rapid-turning nut by the instrument pressure-bearing attachment means
The insulation fixed seat front cover match grafting of insulation fixed seat bonnet and another instrument pressure-bearing attachment means.
8. a kind of instrument pressure-bearing attachment structure, it is characterised in that including the instrument pressure-bearing attachment means described in claim 1 and hold
Voltage electrical jointing, described pressure-bearing electrical connection joint one end are provided with first female pin, and the other end is provided with the second public pin, institute
Female pin coordinates grafting with the second of insulation fixed seat protecgulum by the second male pin to state pressure-bearing electrical connection joint.
9. instrument pressure-bearing attachment structure according to claim 8, it is characterised in that
The pressure-bearing is electrically connected by joint and the shell axial restraint by back-up ring, and the of joint is electrically connected by pressure-bearing
One retainingf key is stuck in pressure-bearing electrical connection joint in the first keyway of the shell.
10. instrument pressure-bearing attachment structure according to claim 8, it is characterised in that will by the feather key of lower guide head
The lower guide head be stuck in another instrument pressure-bearing attachment structure pressure-bearing electrical connection joint gathering sill in, by two or
First male pin of the multiple instrument pressure-bearing attachment structures of person and first female pin coordinate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310753144.XA CN103711481B (en) | 2013-12-31 | 2013-12-31 | A kind of instrument pressure-bearing attachment means and structure |
| PCT/CN2014/072111 WO2015100845A1 (en) | 2013-12-31 | 2014-02-14 | Instrument pressure-bearing connection apparatus and assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310753144.XA CN103711481B (en) | 2013-12-31 | 2013-12-31 | A kind of instrument pressure-bearing attachment means and structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103711481A CN103711481A (en) | 2014-04-09 |
| CN103711481B true CN103711481B (en) | 2017-03-08 |
Family
ID=50404785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310753144.XA Active CN103711481B (en) | 2013-12-31 | 2013-12-31 | A kind of instrument pressure-bearing attachment means and structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103711481B (en) |
| WO (1) | WO2015100845A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9328603B2 (en) * | 2013-11-12 | 2016-05-03 | Hunting Energy Services, Inc. | Method and apparatus for protecting downhole components from shock and vibration |
| CN105298468B (en) * | 2014-07-24 | 2020-09-04 | 中国石油集团长城钻探工程有限公司 | Pressure-bearing joint of logging instrument |
| CN105140717A (en) * | 2015-07-20 | 2015-12-09 | 中煤科工集团西安研究院有限公司 | Blind plugging type connecting device used for mine measurement while drilling nipples |
| CN112196516A (en) * | 2019-07-08 | 2021-01-08 | 河北环鼎石油设备有限责任公司 | CBL sound wave scale device |
| CN111009766A (en) * | 2019-12-04 | 2020-04-14 | 杭州瑞利声电技术有限公司 | Detachable 61-core socket assembly structure |
| CN114165218A (en) * | 2020-08-19 | 2022-03-11 | 中国石油化工集团有限公司 | High-temperature high-pressure storage type logging electronic circuit |
| CN112211615A (en) * | 2020-11-18 | 2021-01-12 | 大庆科力远石油装备制造有限公司 | High-temperature through-core electromagnetic flow logging instrument |
| CN113266336A (en) * | 2021-04-25 | 2021-08-17 | 中石化石油工程技术服务有限公司 | Vertical seismic logging instrument acquisition nipple for fracture monitoring |
| CN114542054B (en) * | 2022-01-26 | 2024-05-24 | 西安振宇电子工程有限公司 | Internal structure device of instrument while drilling using metal thermos bottle |
| CN114737953B (en) * | 2022-04-29 | 2024-04-26 | 西安石竹能源科技有限公司 | Direction locking instrument for monitoring position of underground optical cable |
| CN114658418B (en) * | 2022-04-29 | 2024-04-26 | 西安石竹能源科技有限公司 | Electric position limiting instrument for locking underground optical cable azimuth |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1658445A (en) * | 2005-03-22 | 2005-08-24 | 中国海洋石油总公司 | High-voltage isolating quick connector |
| CN201013356Y (en) * | 2007-04-06 | 2008-01-30 | 中国石油天然气集团公司 | Petroleum logging device aluminum alloy framework upper connector |
| CN201635720U (en) * | 2010-03-09 | 2010-11-17 | 中国海洋石油总公司 | Bearing and sealing connection structure of instrument |
| CN201708371U (en) * | 2010-02-22 | 2011-01-12 | 中国海洋石油总公司 | 67 chip quick connecting structure |
| CN102900427A (en) * | 2012-11-08 | 2013-01-30 | 焦春红 | Double-tracing thin layer recognizer |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9827077D0 (en) * | 1998-12-09 | 1999-02-03 | Expro North Sea Ltd | Improvements in or relating to well fluid sampling |
| US7334661B2 (en) * | 2004-02-05 | 2008-02-26 | Schlumberger Technology Corporation | Acoustic logging tool sleeve |
| CN2898298Y (en) * | 2006-04-26 | 2007-05-09 | 中国石油天然气集团公司 | Pressure-bearing transfer connector at lower end for hydraulic propeller |
| CN201041041Y (en) * | 2007-04-17 | 2008-03-26 | 中国石油天然气集团公司 | Hydraulic pusher transfer cover |
| CN101775982B (en) * | 2009-09-01 | 2013-04-03 | 中国石油集团西部钻探工程有限公司测井公司 | Microsphere hydraulic sidewall contact device |
| CN201705328U (en) * | 2010-06-13 | 2011-01-12 | 中国海洋石油总公司 | Propeller plug-and-socket connection structure |
| CN202157800U (en) * | 2011-07-21 | 2012-03-07 | 郑州士奇测控技术有限公司 | Integrated wireless inclinometer |
-
2013
- 2013-12-31 CN CN201310753144.XA patent/CN103711481B/en active Active
-
2014
- 2014-02-14 WO PCT/CN2014/072111 patent/WO2015100845A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1658445A (en) * | 2005-03-22 | 2005-08-24 | 中国海洋石油总公司 | High-voltage isolating quick connector |
| CN201013356Y (en) * | 2007-04-06 | 2008-01-30 | 中国石油天然气集团公司 | Petroleum logging device aluminum alloy framework upper connector |
| CN201708371U (en) * | 2010-02-22 | 2011-01-12 | 中国海洋石油总公司 | 67 chip quick connecting structure |
| CN201635720U (en) * | 2010-03-09 | 2010-11-17 | 中国海洋石油总公司 | Bearing and sealing connection structure of instrument |
| CN102900427A (en) * | 2012-11-08 | 2013-01-30 | 焦春红 | Double-tracing thin layer recognizer |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015100845A1 (en) | 2015-07-09 |
| CN103711481A (en) | 2014-04-09 |
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