CN204225817U - A kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus - Google Patents
A kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus Download PDFInfo
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- CN204225817U CN204225817U CN201420515409.2U CN201420515409U CN204225817U CN 204225817 U CN204225817 U CN 204225817U CN 201420515409 U CN201420515409 U CN 201420515409U CN 204225817 U CN204225817 U CN 204225817U
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- piston
- well
- drifting
- gauge tool
- size gauge
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Abstract
The utility model discloses a kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus, device comprises the coiled tubing, plain tubing or the drilling rod that put in and connect in oil well from top to bottom, described coiled tubing, plain tubing or drilling rod connect a protection tube by adapter, are provided with the instrument string by a pair centralizer righting in protection tube tube chamber; The end of described protection tube is connected with drift size gauge tool; Be provided with the piston be connected with adapter by shear pin or other relieving mechanisms in described protection tube tube chamber, piston is connected with instrument string; Be provided with locking mechanism between described piston and piston rod, described drift size gauge tool is provided with release mechanism.This integrated apparatus can be utilized and carry out drifting well-flushing cement bond cementing quality well logging institutional operation, this operation technique decreases equipment and to go into the well number of times, decrease logging equipment quantity, save log-time and equipment input, there is good market application foreground.
Description
Technical field
The utility model relates to a kind of reinforcing oil well quality test technology, particularly relates to a kind of oil well drifting well-flushing cement bond cementing quality well logging apparatus, is specially adapted to horizontal well and high angle hole.
Background technology
Existing technology is, after cementing has been cemented the well, drift size gauge tool is with to go into the well with coiled tubing or plain tubing (or drilling rod), carry out drifting and clean-out service, trip out coiled tubing or plain tubing (or drilling rod) from down-hole after operation completes, finally connect cement bond cementing quality measuring instrument with cable to go into the well, carry out cementing quality measurement and assessment.The method needs to go into the well for twice, and ground needs to be equipped with logging truck, if horizontal well or high angle hole also need to be equipped with horizontal well crawl device, length consuming time, equipment is complicated, and needs professional logging technique personnel, and individual well logging cost is high.
Utility model content
The purpose of this utility model is to provide a kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus, and this equipment can complete the integrated construction operation of logical, the well-flushing after individual well well cementation and well logging.
To achieve these goals, the utility model adopts following technical scheme;
As a kind of embodiment of the present utility model, a kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus, comprise the coiled tubing, plain tubing or the drilling rod that put in and connect in oil well from top to bottom, described coiled tubing, plain tubing or drilling rod connect a protection tube by adapter, are provided with the instrument string by a pair centralizer righting in protection tube tube chamber; The end of described protection tube is connected with drift size gauge tool;
Be provided with the piston be connected with adapter by shear pin in described protection tube tube chamber, piston is connected with instrument string; Described piston is provided with locking mechanism, and described drift size gauge tool is provided with release mechanism.
Preferably, described piston and coiled tubing, plain tubing or drilling rod corresponding end are to hold the opening shape of ball, and piston and instrument string link are the taper surface that can insert drift size gauge tool, and piston is provided with the hole of connective protection tube chamber.
Preferably, described piston and coiled tubing, plain tubing or drilling rod corresponding end imperforation, piston and instrument string link are the taper surface that can insert drift size gauge tool.
Preferably, described adapter is connected by shear pin or other relieving mechanisms with between piston, shear pin or other releasing devices piston be subject to be greater than setting value from aboveground pressure time adapter is separated with piston.
Preferably, described locking mechanism is after piston docks with drift size gauge tool, piston and drift size gauge tool is locked.
Preferably, described release mechanism, for carry on construction equipment to ground, unlocks piston and drift size gauge tool and departs from.
Compared with existing drifting well-flushing cement bond cementing quality well logging apparatus, the utility model has the following advantages;
1, adopt this device to implement once to go into the well and can complete drifting, well-flushing and cement bond cementing quality well logging, the equipment of decreasing is gone into the well number of times;
2, adopt coiled tubing or plain tubing (or drilling rod) to carry instrument to go into the well and can complete whole drifting, well-flushing and cement bond cementing quality logging operation, simple to operate, do not need to be equipped with professional logging technique personnel;
3, do not need to be equipped with the equipment such as ground logging truck and horizontal well crawl device, decrease logging equipment quantity, save equipment and drop into.
The utility model technology adopts coiled tubing or plain tubing (or drilling rod), drifting of once having gone into the well, well-flushing and cement bond cementing quality well logging.Compare the process operation method that existing apparatus is implemented, the equipment of decreasing is gone into the well number of times, decreases logging equipment quantity, saves log-time and equipment drops into, and has good market application foreground.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a application's part, does not form improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the schematic diagram of the utility model when carrying out drifting clean-out service;
Fig. 2 is the schematic diagram of the utility model when carrying out cement bond cementing quality logging operation;
Fig. 3 is a kind of possible derivative technique of the utility model and construction equipment schematic diagram when carrying out drifting operation;
Fig. 4 is a kind of possible derivative technique of the utility model and construction equipment schematic diagram when carrying out well-flushing and cement bond cementing quality logging operation.
In figure: 1, sleeve pipe; 2, coiled tubing, plain tubing or drilling rod; 3, cement layer; 4, centre bore; 5, the annular space between operating system and sleeve pipe; 6, adapter; 7, shear pin or other relieving mechanisms; 8, piston I; 9, protection tube; 10, centralizer a; 13, centralizer b; 11, instrument string; 12, the annular space between protection tube and instrument string; 14, drift size gauge tool; 15, drift size gauge tool centre bore; 16, screw thread a; 17, piston center hole and by-pass prot; 18, screw thread b; 19, screw thread c; 20, locking mechanism; 21, screw thread d; 22, release mechanism; 23 balls; 24, piston II; 25, protection tube side opening.
Detailed description of the invention
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
Consult shown in Fig. 1 and Fig. 2; the first embodiment of the present utility model; a kind of horizontal well drifting well-flushing cement bond cementing quality well logging integrating technology, its construction equipment comprise connect from top to bottom coiled tubing, plain tubing or drilling rod 2, adapter 6, protection tube 9, piston I 8, instrument string 11, drift size gauge tool 14 and work time the ball 23 that drops into.
Consult shown in Fig. 1, this horizontal well drifting well-flushing cement bond cementing quality well logging integrated apparatus, comprise coiled tubing, plain tubing or the drilling rod 2 putting in and connect in oil well from top to bottom, coiled tubing, plain tubing or drilling rod 2 connects a protection tube 9 by adapter 6, is provided with the instrument string 11 by a pair centralizer a10, centralizer b13 righting in protection tube 9 tube chamber; The end of protection tube 9 is connected with drift size gauge tool 14; Be provided with the piston I 8 that can be connected with adapter 6 in protection tube 9 tube chamber, piston I 8 piston rod is connected with described centralizer 10; Piston I 8 is provided with locking mechanism 20, and described drift size gauge tool 14 is provided with release mechanism 22.
Piston I 8 and coiled tubing, plain tubing or drilling rod 2 corresponding end be to hold the opening shape of ball, piston I 8 and instrument string link are the taper surface that can insert drift size gauge tool 14, and piston I 8 is provided with the aperture of connective protection pipe 9 cavity.Piston I 8 connects with protection tube 9 tube wall, and piston I 8 is connected by shear pin 7 with adapter 6.Drift size gauge tool 14 is provided with the drift size gauge tool centre bore 15 be connected with sleeve pipe 1.Sleeve pipe 1 is arranged in cement layer 3.
When using the utility model construction equipment to carry out drifting clean-out service; coiled tubing, plain tubing or drilling rod 2 is connected by screw thread 16 with adapter 6; adapter 6 is connected by screw thread 18 with protection tube 9; protection tube 9 is connected by screw thread 21 with drift size gauge tool 14; piston I 8 is connected by shear pin or other relieving mechanisms 7 with adapter 6; piston I 8 is connected by screw thread 19 with instrument string 11; instrument string 11 in protection tube 9 and overall protected pipe 9 wrap up, instrument string 11 helps the central authorities occuping the hole of protection tube 9 by piston I 8 and centralizer a10, centralizer b13.
Providing this below utilizes this drifting well-flushing cement bond cementing quality integrated apparatus of logging well to carry out logging well the method for integration, comprises drifting well-flushing in force and cement bond cementing quality is logged well two stages;
When A, use the utility model construction equipment carry out drifting clean-out service:
1) construction equipment be in go into the well transfer the stage, coiled tubing, plain tubing or drilling rod 2 promote to comprise adapter 6, protection tube 9, piston I 8, instrument string 11, drift size gauge tool 14 move along sleeve pipe 1 to down-hole;
2) by flushing fluid from coiled tubing, plain tubing or drilling rod 2 centre bore 4 inject, successively by the centre bore of piston I 8 and by-pass prot 17, annular space 12 between protection tube and instrument string, flow out from drift size gauge tool centre bore 15;
3) flushing fluid carrying the drilled cement foreign material of down-hole enters the annular space 5 between operating system and sleeve pipe, and under pressure to well head motion, and the foreign material such as drilled cement of down-hole are discharged from well head the most at last;
B, consult shown in Fig. 2, Cementation Quality logging operation:
1) construction equipment has completed after the stage of transferring of going into the well completes drifting clean-out service, is dropped into by ball 23 from coiled tubing or plain tubing (or drilling rod) 2;
2) ball 23 arrives piston I 8 with flushing fluid, and blocks the centre bore in piston I 8, and end pressure on piston I 8 is raised;
3) when pressure arrives setting value, cut off shear pin or other relieving mechanisms 7, make piston I 8 depart from adapter 6;
4) piston I 8 under pressure, promote coupled instrument string 11 to move to down-hole, after piston I 8 docks with drift size gauge tool 14, be located at locking mechanism 20 between piston I 8 and drift size gauge tool 14 piston I 8 and drift size gauge tool 14 are locked, make instrument string 11 entirety stretch out drift size gauge tool 14 lower end and can not rollback;
5) after completing above step, by instrument string 11 earthward on carry, can Cementation Quality logging operation be carried out.
To instrument be carried to ground, two parts can be unlocked by the release mechanism 22 be located between piston I 8 and drift size gauge tool 14.After unblock, piston I 8 and instrument string 11 are reset to initial position before operation, and use shear pin or other relieving mechanisms 7 to be connected with adapter 6 by piston I 8, to use during lower subjob.
In step B, after described piston I 8 docks with drift size gauge tool 14, piston I 8 and drift size gauge tool 14 lock by locking mechanism 20.When operation is complete, construction equipment is carried to ground, the locking of unlocked by release mechanism 22 mechanism's 20 pairs of pistons I 8 and drift size gauge tool 14, piston I 8 and drift size gauge tool 14 are departed from.
The utility model gives a kind of possible derivative construction equipment, and this derivative technique and construction equipment are shown in Fig. 3 and Fig. 4.
Below in conjunction with accompanying drawing, this derivative technique and construction equipment are described in detail.
Consult shown in Fig. 3 and Fig. 4, this derivative construction technology device comprises coiled tubing, plain tubing or the drilling rod 2, adapter 6, protection tube 9, piston II 24, instrument string 11, the drift size gauge tool 14 that connect from top to bottom.
Consult shown in Fig. 3, when using this derivative construction technology device to carry out drifting operation, coiled tubing, plain tubing or drilling rod 2 are connected by screw thread a16 with adapter 6, adapter 6 is connected by screw thread b18 with protection tube 9, protection tube 9 is connected by screw thread d21 with drift size gauge tool 14, piston II 24 is connected by shear pin or other relieving mechanisms 7 with adapter 6, piston II 24 is connected by screw thread c19 with instrument string 11, instrument string 11 in protection tube 9 and overall protected pipe 9 wrap up, instrument string 11 is by piston II 24 and centralizer a10, centralizer b13 helps the central authorities occuping the hole of protection tube 9.
With the first device unlike, piston II 24 and coiled tubing, plain tubing or drilling rod 2 corresponding end imperforation, piston II 24 and instrument string link are the taper surface that can insert drift size gauge tool 14.
Consult shown in Fig. 3; when using this derivative construction technology device to carry out drifting operation; described construction equipment be in go into the well transfer the stage; coiled tubing, plain tubing or drilling rod 2 promotes adapter 6, protection tube 9, piston II 24, instrument string 11, drift size gauge tool 14 move along sleeve pipe 1 to down-hole, complete drifting operation.
Consult shown in Fig. 4, after using this derivative technique to complete drifting operation, inject highly pressurised liquid from coiled tubing, plain tubing or drilling rod 2, end pressure on piston II 24 is raised.When pressure arrives setting value, cut off shear pin or other relieving mechanisms 7, make piston II 24 depart from adapter 6.Piston II 24 under pressure, promote coupled instrument string 11 to move to down-hole, after piston II 24 docks with drift size gauge tool 14, be located at locking mechanism 20 between piston II 24 and drift size gauge tool 14 piston II 24 and drift size gauge tool 14 are locked, make instrument string 11 entirety stretch out drift size gauge tool 14 lower end and can not rollback.After completing above operation; flushing fluid injects from sleeve pipe 1; by the annular space 5 between operating system and sleeve pipe; carry the foreign material self protected tube side openings 25 such as the drilled cement of down-hole and enter protection tube endoporus; and move along oil pipe centre bore 4 to well head under pressure, the foreign material such as drilled cement of down-hole are discharged from well head the most at last.After completing this derivative technique clean-out service, by instrument earthward on carry the cement bond cementing quality logging operation that can carry out this derivative technique.
To instrument be carried to ground, two parts can be unlocked by the release mechanism 22 be located between piston II 24 and drift size gauge tool 14.After unblock, piston II 24 and instrument string 11 are reset to initial position before operation, and use shear pin or other relieving mechanisms 7 to be connected with adapter 6 by piston II 24, to use during lower subjob.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model; can not assert that detailed description of the invention of the present utility model is only limitted to this; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to the utility model by submitted to claims determination scope of patent protection.
Claims (6)
1. a drifting well-flushing cement bond cementing quality well logging integrated apparatus, comprise the coiled tubing, plain tubing or the drilling rod (2) that put in and connect in oil well from top to bottom, it is characterized in that, described coiled tubing, plain tubing or drilling rod (2) connect a protection tube (9) by adapter (6), are provided with the instrument string (11) by a pair centralizer a (10), centralizer b (13) righting in protection tube (9) tube chamber; The end of described protection tube (9) is connected with drift size gauge tool (14);
Be provided with the piston be connected with adapter (6) by shear pin or other relieving mechanisms (7) in described protection tube tube chamber, piston is connected with instrument string (11); Described piston is provided with locking mechanism (20), and described drift size gauge tool (14) is provided with release mechanism (22).
2. a kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus according to claim 1; it is characterized in that; described piston and coiled tubing, plain tubing or drilling rod (2) corresponding end are to hold the opening shape of ball; piston and instrument string (11) link are the taper surface that can insert drift size gauge tool (14), and piston is provided with the hole of connective protection pipe (9) cavity.
3. a kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus according to claim 2, it is characterized in that, described piston and coiled tubing, plain tubing or drilling rod (2) corresponding end imperforation, piston and instrument string (11) link are the taper surface that can insert drift size gauge tool (14).
4. drifting well-flushing cement bond cementing quality well logging integrated apparatus according to claim 1, it is characterized in that, described adapter (6) is connected by shear pin or other relieving mechanisms (7) with between piston, shear pin or other relieving mechanisms (7) piston be subject to be greater than setting value from aboveground pressure time adapter (6) is separated with piston.
5. drifting well-flushing cement bond cementing quality well logging integrated apparatus according to claim 1, it is characterized in that, described locking mechanism (20) is after piston docks with drift size gauge tool (14), piston and drift size gauge tool (14) is locked.
6. drifting well-flushing cement bond cementing quality well logging integrated apparatus according to claim 1, it is characterized in that, described release mechanism (22), for carry on construction equipment to ground, unlocks piston and drift size gauge tool (14) and departs from.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420515409.2U CN204225817U (en) | 2014-09-09 | 2014-09-09 | A kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus |
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CN201420515409.2U CN204225817U (en) | 2014-09-09 | 2014-09-09 | A kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus |
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CN201420515409.2U Expired - Fee Related CN204225817U (en) | 2014-09-09 | 2014-09-09 | A kind of drifting well-flushing cement bond cementing quality well logging integrated apparatus |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105019848A (en) * | 2015-08-04 | 2015-11-04 | 中国石油集团渤海钻探工程有限公司 | Cable-conveying sand removal tool |
CN104343436B (en) * | 2014-09-09 | 2017-02-15 | 西安威盛电子科技股份有限公司 | Device and method for integrating well dredging and well flushing, and well logging of cement bond well cementing quality |
CN106761390A (en) * | 2015-11-19 | 2017-05-31 | 中国石油天然气股份有限公司 | Pipe column |
-
2014
- 2014-09-09 CN CN201420515409.2U patent/CN204225817U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104343436B (en) * | 2014-09-09 | 2017-02-15 | 西安威盛电子科技股份有限公司 | Device and method for integrating well dredging and well flushing, and well logging of cement bond well cementing quality |
CN105019848A (en) * | 2015-08-04 | 2015-11-04 | 中国石油集团渤海钻探工程有限公司 | Cable-conveying sand removal tool |
CN106761390A (en) * | 2015-11-19 | 2017-05-31 | 中国石油天然气股份有限公司 | Pipe column |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20170909 |
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CF01 | Termination of patent right due to non-payment of annual fee |