CN1651717A - Biprobe sidewall contact device - Google Patents
Biprobe sidewall contact device Download PDFInfo
- Publication number
- CN1651717A CN1651717A CNA2005100556032A CN200510055603A CN1651717A CN 1651717 A CN1651717 A CN 1651717A CN A2005100556032 A CNA2005100556032 A CN A2005100556032A CN 200510055603 A CN200510055603 A CN 200510055603A CN 1651717 A CN1651717 A CN 1651717A
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- piston
- cylinder
- probe
- biprobe
- sidewall contact
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Abstract
The present invention relates to a double-probe sidewall contact device. It can be fixed on some position in the well, and said probe can absorb formation liquid. It is formed from main body structure, supporting assembly component mounted on the main body structure and probe assembly component, in which the above-mentioned two components are piston cylinder bodies respectively. Said invention also provides their mounting structure and mode. Said invented double-probe sidewall contact device can be used for making downhole sampling work simultaneously.
Description
Technical field
What the present invention relates to use on a kind of oil field can be at the telescoping ram of a certain fixed-site in down-hole, particularly a kind of telescoping ram that has the probe that can suck stratum liquid.
Background technology
In field produces, often will be to the liquid sampling and the monitoring on stratum, still existing telescoping ram is not suitable for matching with sampler.In addition, existing sampler is fixing unreliable in the down-hole, so the sampleman difficulty of doing exercises is bigger.
Summary of the invention
For solving the problem that prior art exists, the invention provides a kind of Biprobe sidewall contact device, it has solved existing telescoping ram and has been not suitable for matching with sampler, and existing telescoping ram moves insecure problem.
Biprobe sidewall contact device of the present invention is by agent structure and be installed on the agent structure and be supported on the support assemblies assembly 4 on the borehole wall in the down-hole and can be supported on the borehole wall equally and probe load module 5 that probe is installed is formed, two support assemblies assemblies 4 that are arranged side by side are installed in a side of agent structure, two probes load module 5 that is arranged side by side is installed in the opposite side of agent structure, and described support assemblies assembly 4 and probe load module 5 are piston/cylinder.
The present invention in the both sides of agent structure respectively side by side be provided with two support assemblies assemblies 4 and probe load module 5, and each assembly is piston/cylinder because it is stressed more permanent, so it is more stable in the down-hole braced structures.Owing in probe load module 5, probe is installed, therefore can carries out well sampling work simultaneously.In addition, because the load module 5 of two probes is arranged, another can also work on when a sampling probe stops up.That the present invention also has is simple in structure, reliable in action, the advantage being convenient to operate.
Description of drawings
Fig. 1 is the general structure schematic diagram of the specific embodiment of the invention, and Fig. 2 is the structural representation of support assemblies assembly 4 among Fig. 1, and Fig. 3 is the structural representation of probe load module 5 among Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and with best embodiment the present invention is done detailed explanation:
Consult Fig. 1, described Biprobe sidewall contact device is by agent structure and be installed on the agent structure and be supported on the support assemblies assembly 4 on the borehole wall in the down-hole and can be supported on the borehole wall equally and probe load module 5 that sampling probe is installed is formed, two support assemblies assemblies 4 that are arranged side by side are installed in the downside of agent structure, two probes load module 5 that is arranged side by side is installed in the upside of agent structure, and described support assemblies assembly 4 and probe load module 5 are piston/cylinder.Described agent structure is made of main matrix 1 and the following over cap 2 and the last over cap 3 that are installed in main matrix 1 upper and lower sides respectively.Over cap up and down can be connected with main matrix 1 by screw.The piston of support assemblies assembly 4 and probe load module 5 opens and withstands on the borehole wall during work, realizes the fixing action in down-hole.
Consult Fig. 2, described support assemblies assembly 4 by the piston/cylinder 4-12 of fixedlying connected with agent structure, be installed in piston/cylinder 4-12 end bottom 4-5, be arranged on piston/cylinder 4-12 inner and can be along the flexible intermediate piston body 4-14 of piston/cylinder 4-12, to be arranged on intermediate piston body 4-14 inner and can form to same direction flexible piston rod 4-3 and top cover 4-1 along intermediate piston body 4-14.On the outer wall of intermediate piston body 4-14 and piston rod 4-3, be respectively installed with piston rod packing circle 4-2 and intermediate sealing ring 4-7.In the outer end of piston rod 4-3 top cover 4-1 is installed, top cover 4-1 is threaded with piston rod 4-3, and its effect is the contact area that increases the piston rod and the borehole wall.
On the wall of piston/cylinder 4-12 and intermediate piston body 4-14, be respectively arranged with and reclaim oilhole 4-15 and another recovery oilhole 4-16, reclaim oilhole 4-15 and be connected with external series gap 4-18 between the piston/cylinder 4-12 at the intermediate piston body 4-14 below the intermediate sealing ring 4-7, another two ends of reclaiming oilhole 4-16 are connected with internal clearance 4-19 between the piston rod 4-3 with external series gap 4-18 with at the intermediate piston body 4-14 below the piston rod packing circle 4-2 respectively, also be provided with sealing ring 4-6 in the position that is positioned on the intermediate piston body 4-14 below the internal clearance 4-19, also be provided with sealing ring 4-10 in the position that is positioned on the piston/cylinder 4-12 below the external series gap 4-18; On the wall of piston/cylinder 4-12, also be provided with and open oilhole 4-17, open oilhole 4-1 7 and intermediate piston body 4-14 top and be connected, the gap of logical oil is arranged between the top perimeter of piston rod 4-3 and the bottom 4-5 with gap between the bottom 4-5.The outer wall of bottom 4-5 and piston/cylinder 4-12 is provided with joint ring.By opening the oilhole oil-feed intermediate piston body and piston rod are opened respectively during work; By reclaiming the oilhole oil-feed, piston rod and intermediate piston body are reclaimed.The support assemblies assembly 4 of present embodiment is the piston rod of employing and the stretching structure of intermediate piston body bilayer, therefore bigger collapsing length can be arranged, and the while can also make the telescoping ram compact conformation after the contraction.In application, also the intermediate piston body can be set, only adopt piston rod flexible.
Consult Fig. 3, described probe load module 5 includes the bottom cylinder 5-1 fixing with agent structure, be arranged on bottom cylinder 5-1 inner and can be along the flexible intermediate piston cylinder 5-5 of bottom cylinder 5-1, to be arranged on intermediate piston cylinder 5-5 inner and can be along intermediate piston cylinder 5-5 to the flexible probe piston 5-20 of same direction, form with fixing fluid pickup tube 5-3, bottom cylinder fixed cap 5-6, strainer 5-12 and the packer 5-14 of bottom cylinder.Probe piston 5-20 is connected with fluid pickup tube 5-3, and the outer wall of intermediate piston cylinder 5-5 is provided with intermediate piston cylinder joint ring 5-4, and the outer wall of probe piston 5-20 is provided with two-layer probe piston packing ring 5-18.Intermediate piston cylinder 5-5 is installed in the cylinder 5-1 of bottom by bottom cylinder fixed cap 5-6.On the cylinder fixed cap 5-6 of bottom, have and make bottom cylinder fixed cap and intermediate piston cylinder 5-5 keep the bottom cylinder fixed cap joint ring 5-9 of sealing.
Be provided with strainer 5-12 at fluid pickup tube 5-3 with probe piston 5-20 connection, the big end of strainer 5-12 is positioned at probe piston 5-20, small end is inserted in the fluid pickup tube 5-3, the filter bores 5-31 that strip is arranged on the wall of the big end of strainer 5-12, the liquid after on the midfeather of strainer the filtration of making being arranged injects the refluxing opening 5-32 of fluid pickup tube.Being respectively arranged with on fluid pickup tube 5-3 and probe piston 5-20 makes both keep joint ring 5-10 and the joint ring 5-19 that seals.During work, the probe piston sucks liquid in borehole wall soil layer, is derived by fluid pickup tube 5-3 after the soil process strainer filtering in the liquid.
Outer end at probe piston 5-20 is set with packer 5-14, and the end of described packer 5-14 is connected with intermediate piston cylinder 5-5.The other end of described packer 5-14 has the convex edge of annular, has on the convex edge and convex edge die casting rubber pad together, and the projection of the annular that can contact with the borehole wall is arranged on this rubber pad.In when work, intermediate piston cylinder 5-5 opens and can promote packer with the borehole wall holds out against, and the probe piston opens and promotes its end and enter into the stratum and sample, and the rubber pad of the packer 5-14 piston of will pop one's head in seals on every side.
On the cylinder fixed cap 5-6 of bottom, have and reclaim hydraulic fluid port 5-2, reclaim hydraulic fluid port 5-2 and intermediate piston cylinder joint ring 5-4 and be connected with gap between the cylinder fixed cap joint ring 5-9 of bottom.Have on intermediate piston cylinder 5-5 and reclaim that hydraulic fluid port 5-2 communicates that another reclaims hydraulic fluid port 5-7, another reclaim hydraulic fluid port 5-7 also with two-layer probe piston packing ring 5-18 between the gap be connected.On the cylinder 5-1 of bottom, the hydraulic fluid port of opening 5-8 is arranged, the described inner end of hydraulic fluid port 5-8 and intermediate piston cylinder 5-5 that opens is connected with gap between the cylinder 5-1 of bottom, and the gap that makes open oil stream flow direction probe top land is arranged between intermediate piston cylinder 5-5 and fluid pickup tube 5-3.By opening the hydraulic fluid port oil-feed intermediate piston cylinder and probe piston are opened at work, intermediate piston cylinder and probe piston are reclaimed by reclaiming the hydraulic fluid port oil-feed.The through hole 5-21 that the fluid that having on the cylinder 5-1 of bottom is connected with fluid pickup tube makes suction is derived.
Claims (10)
1, Biprobe sidewall contact device, it is characterized in that: it is by agent structure and be installed on the agent structure and be supported on the support assemblies assembly (4) on the borehole wall in the down-hole and can be supported on the borehole wall equally and probe load module (5) that sampling probe is installed is formed, two the support assemblies assemblies (4) that are arranged side by side are installed in a side of agent structure, two the probe load modules (5) that are arranged side by side are installed in the opposite side of agent structure, and described support assemblies assembly (4) and probe load module (5) are piston/cylinder.
2, Biprobe sidewall contact device as claimed in claim 1 is characterized in that: described agent structure is by main matrix (1) and be installed in the following over cap (2) of main matrix (1) both sides respectively and last over cap (3) constitutes.
3, Biprobe sidewall contact device as claimed in claim 1, it is characterized in that: described support assemblies assembly (4) comprises the piston/cylinder (4-12) of fixedlying connected with agent structure, be installed in the bottom (4-5) of piston/cylinder (4-12) end, being arranged on piston/cylinder (4-12) inside also can be along the flexible intermediate piston body (4-14) of piston/cylinder (4-12), be arranged on intermediate piston body (4-14) inside and can on the outer wall of intermediate piston body (4-14) and piston rod (4-3), be respectively installed with piston rod packing circle (4-2) and intermediate sealing ring (4-7) along intermediate piston body (4-14) to the flexible piston rod (4-3) of same direction.
4, Biprobe sidewall contact device as claimed in claim 3 is characterized in that: in the outer end of piston rod (4-3) top cover (4-1) is installed.
5, as claim 3 or 4 described Biprobe sidewall contact devices, it is characterized in that: on the wall of piston/cylinder (4-12) and intermediate piston body (4-14), be respectively arranged with recovery oilhole (4-15) and another recovery oilhole (4-16) that piston rod (4-3) and intermediate piston body (4-14) are shunk; The wall of piston/cylinder (4-12) is provided with and makes piston rod (4-3) and the open oilhole (4-17) that opens of intermediate piston body (4-14).
6, Biprobe sidewall contact device as claimed in claim 1, it is characterized in that: described probe load module (5) includes and the fixing bottom cylinder (5-1) of agent structure, being arranged on bottom cylinder (5-1) inside also can be along the flexible intermediate piston cylinder (5-5) of bottom cylinder (5-1), being arranged on intermediate piston cylinder (5-5) inside also can be along intermediate piston cylinder (5-5) to the flexible probe piston (5-20) of same direction, with the fixing fluid pickup tube (5-3) of bottom cylinder, probe piston (5-20) is connected with fluid pickup tube (5-3), the outer wall of intermediate piston cylinder (5-5) is provided with intermediate piston cylinder joint ring (5-4), and the outer wall of probe piston (5-20) is provided with probe piston packing ring (5-18).
7, Biprobe sidewall contact device as claimed in claim 6 is characterized in that: be provided with strainer (5-12) in fluid pickup tube (5-3) and probe piston (5-20) connection.
8, Biprobe sidewall contact device as claimed in claim 6 is characterized in that: the outer end at probe piston (5-20) is set with packer (5-14), and an end of described packer (5-14) is connected with intermediate piston cylinder (5-5).
9, as the described Biprobe sidewall contact device of claim .8, it is characterized in that: the other end of described packer (5-14) has the convex edge of annular, has on the convex edge and convex edge die casting rubber pad together.
10, as claim 6,7,8 or 9 described Biprobe sidewall contact devices, it is characterized in that: the recovery hydraulic fluid port (5-2) that the intermediate piston cylinder is reclaimed is arranged on bottom cylinder fixed cap (5-6), on intermediate piston cylinder (5-5), have and making of reclaiming that hydraulic fluid port (5-2) communicates the probe piston reclaims that another reclaims hydraulic fluid port (5-7), on bottom cylinder (5-1), make probe piston and the open hydraulic fluid port (5-8) that opens of intermediate piston cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100556032A CN1320254C (en) | 2005-03-18 | 2005-03-18 | Biprobe sidewall contact device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100556032A CN1320254C (en) | 2005-03-18 | 2005-03-18 | Biprobe sidewall contact device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1651717A true CN1651717A (en) | 2005-08-10 |
| CN1320254C CN1320254C (en) | 2007-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100556032A Active CN1320254C (en) | 2005-03-18 | 2005-03-18 | Biprobe sidewall contact device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1320254C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015994A (en) * | 2012-12-04 | 2013-04-03 | 中国海洋石油总公司 | Pushing and jam-releasing short section of formation tester and device |
| CN103775068A (en) * | 2013-12-27 | 2014-05-07 | 中国船舶重工集团西安第七0五研究所海源测控技术有限公司 | Small probe system |
| CN105156096A (en) * | 2015-09-11 | 2015-12-16 | 中国石油天然气集团公司 | Protector for ultrasonic probes |
| WO2022121111A1 (en) * | 2020-12-09 | 2022-06-16 | 王少斌 | Annular detachable rubber probe backup shoe |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2181565Y (en) * | 1993-09-16 | 1994-11-02 | 大庆石油管理局测井公司 | Microelectrode powered calliper logging device |
| CN2344544Y (en) * | 1998-07-22 | 1999-10-20 | 汤井林 | Sidewall contact hole diameter microelectrode combined logging instrument |
| CN2372447Y (en) * | 1999-05-12 | 2000-04-05 | 中国海洋石油测井公司 | Eight-arm sidewall contact device of petroleum logging instrument |
-
2005
- 2005-03-18 CN CNB2005100556032A patent/CN1320254C/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015994A (en) * | 2012-12-04 | 2013-04-03 | 中国海洋石油总公司 | Pushing and jam-releasing short section of formation tester and device |
| CN103015994B (en) * | 2012-12-04 | 2015-06-10 | 中国海洋石油总公司 | Pushing and jam-releasing short section of formation tester and device |
| US9982816B2 (en) | 2012-12-04 | 2018-05-29 | China National Offshore Oil Corporation | Pup joint for releasing sidewall contact of stratigraphic test device and apparatus |
| CN103775068A (en) * | 2013-12-27 | 2014-05-07 | 中国船舶重工集团西安第七0五研究所海源测控技术有限公司 | Small probe system |
| CN105156096A (en) * | 2015-09-11 | 2015-12-16 | 中国石油天然气集团公司 | Protector for ultrasonic probes |
| CN105156096B (en) * | 2015-09-11 | 2018-10-16 | 中国石油天然气集团公司 | A kind of ultrasonic probe protective device |
| WO2022121111A1 (en) * | 2020-12-09 | 2022-06-16 | 王少斌 | Annular detachable rubber probe backup shoe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1320254C (en) | 2007-06-06 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 6, Dongzhi gate, Dongcheng District, Beijing, Beijing Co-patentee after: China Oilfield Services Limited Patentee after: China Offshore Oil Group Co., Ltd. Address before: No. 6, Dongzhi gate, Dongcheng District, Beijing, Beijing Co-patentee before: China Oilfield Services Limited Patentee before: China National Offshore Oil Corporation |