CN203374207U - Multifunctional casing running and grouting device for well drilling - Google Patents
Multifunctional casing running and grouting device for well drilling Download PDFInfo
- Publication number
- CN203374207U CN203374207U CN201320374487.0U CN201320374487U CN203374207U CN 203374207 U CN203374207 U CN 203374207U CN 201320374487 U CN201320374487 U CN 201320374487U CN 203374207 U CN203374207 U CN 203374207U
- Authority
- CN
- China
- Prior art keywords
- urceolus
- inner core
- casing
- grouting
- provisions
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses a multifunctional casing running and grouting device for well drilling. The multifunctional casing running and grouting device for well drilling comprises an outer barrel (1) and an inner barrel (2) movably arranged in the outer barrel. The lower end of the inner barrel extends out from the lower end of the outer barrel, and a sealing ring (7) is arranged between the inner wall of the lower end of the outer barrel and the outer wall of the inner barrel; an axial sliding groove (3) and at least two guide grooves (4) are formed in the inner wall in the middle section of the outer barrel, the guide grooves are distributed at intervals in the axial direction of the outer barrel and perpendicular to the axial sliding groove, a locating groove (5) extending downwards in the axial direction of the outer barrel is arranged at one end, far from the axial sliding groove, of each guide groove, and the axial sliding groove, the guide grooves and the locating grooves are communicated mutually; and sliders (6) capable of sliding in the axial sliding groove, the guide grooves and the locating grooves are arranged on the outer wall of the inner barrel (2). By means of the multifunctional casing running and grouting device for well drilling, blocking risks of underground casings can be reduced, and success rates of in-place casing running of large-displacement well long open hole sections can be improved.
Description
Technical field
The utility model belongs to the technical field of oilfield drilling, specifically refers to a kind ofly in the long Open-Hole Section casing job of extended reach well, is conducive to reduce operating risk, improves the servicing unit of work capacity.
Background technology
At present, in prior art, the long Open-Hole Section casing job of extended reach well has following two kinds of grouting way usually: 1) after the sleeve pipe of next segment length, at turntable surface, sit the static grouting of slips; 2) sleeve pipe of next segment length, transfer at a slow speed after connecting a sleeve pipe, utilizes this section time of transferring substantially to fill bunch tube.Field operation proves, all there is following great down-hole risk in these two kinds setting of casing grouting way commonly used in the long bore hole casing job of extended reach well: 1) the former static grouting way, and the down-hole casing string is long quiescent time, and the sticky risk of blocking is very big; 2) latter's grouting way, due to top, to drive protection joint distance sleeve elevator height higher, and the protection joint is driven on top and the casing coupling center is often unsatisfactory, sometimes also catch up with operation when wind speed is very high, the discharge capacity that causes being in the milk is limited, the bunch tube lowering velocity is limited or can't fill bunch tube at all, and the sticky card of down-hole casing string risk is also very high; 3) the extended reach well setting of casing in, bore hole segment length shallow at vertical depth, the situation such as hole deviation is large, hole condition is poor or hoisting power is limited, often be limited to hook weigh, the not complex situations of position occur under sleeve pipe, just very large extended reach well operation is more complicated to make original difficulty.
Above-mentioned discussion content purpose is to introduce to the reader various aspects of technology that may be relevant to the various aspects of the present utility model that below will be described and/or advocate, believe that this discussion content contributes to provide background information for the reader, to be conducive to understanding better various aspects of the present utility model, therefore, should be appreciated that it is to read these discussions with this angle, rather than admit prior art.
The utility model content
The purpose of this utility model is to avoid deficiency of the prior art and multi-functional setting of casing provisions for grouting for a kind of drilling well is provided, bunch tube long problem quiescent time while being in the milk in the long Open-Hole Section casing job of extended reach well to solve, reduce the sticky card of down-hole casing risk.
The purpose of this utility model is achieved through the following technical solutions:
Multi-functional setting of casing provisions for grouting for a kind of drilling well is provided, comprises urceolus and be arranged on movably the inner core in urceolus, stretch out from the lower end of urceolus the lower end of described inner core, between the lower end inwall of described urceolus and the outer wall of inner core, is provided with sealing ring; The inwall in described urceolus stage casing is provided with the gathering sill of axial slide and at least two distributions of the axially spaced-apart along urceolus and chute perpendicular to axial direction, each gathering sill is provided with the axial locating slot to downward-extension along urceolus away from an end of axial slide, and described axial slide, gathering sill, locating slot are interconnected; The outer wall of described inner core is provided with the slide block that can slide in axial slide, gathering sill, locating slot.
Wherein, the lower end of described urceolus is provided with top and drives balancing weight.
Wherein, described top is driven on balancing weight and is provided with the hole of passing for inner core.
Wherein, be provided with rope between described urceolus and inner core.
Wherein, the outer wall of described urceolus and inner core is provided with hanger, and described rope one end is connected on the hanger on urceolus 1, and the other end is connected on the hanger on inner core.
Wherein, described gathering sill is three, axially evenly spaced apart along urceolus.
Wherein, the upper end of described urceolus is provided with for top, driving the box that the protection joint is connected.
Multi-functional setting of casing provisions for grouting for the drilling well that the utility model provides comprises urceolus and is arranged on movably the inner core in urceolus that the lower end of described inner core is stretched out from the lower end of urceolus, between the lower end inwall of described urceolus and the outer wall of inner core, is provided with sealing ring; The inwall in described urceolus stage casing is provided with the gathering sill of axial slide and at least two distributions of the axially spaced-apart along urceolus and chute perpendicular to axial direction, each gathering sill is provided with the axial locating slot to downward-extension along urceolus away from an end of axial slide, and described axial slide, gathering sill, locating slot are interconnected; The outer wall of described inner core is provided with the slide block that can slide in axial slide, gathering sill, locating slot.Described inner core can be in the urceolus activity, due to slide block at axial slide, gathering sill, in locating slot, slide, when slide block is in axial slide, described inner core is lower slider vertically, when slide block slips into the locating slot bottom along gathering sill, described inner core can't rotate and can't down sliding, can only upward sliding, like this, described inner core has two position locations on axially at least in urceolus, during setting of casing, the inner core length adjustment is arrived to distance sleeve box cupling 5～10cm, so just can realize trap tube edge grouting of limit, and be not subject to top to drive the impact of protection joint and casing coupling centering factor and on-the-spot wind speed, can be with larger discharge capacity grouting, can reduce to a great extent the quiescent time of being in the milk, setting of casing is hampered, and in the time of need to connecing hydraulic circulating head, the urceolus of can rapidly inner core being retracted, connect hydraulic circulating head toward undershoot to reserve sufficient space.Like this, while having reduced the long Open-Hole Section setting of casing grouting of extended reach well, bunch tube, in the quiescent time of down-hole, has reduced the probability of the sticky card of bunch tube.
As further technical scheme, the lower end of described urceolus is provided with top and drives balancing weight, drive hook weigh when the setting of casing top and can't promote the down-hole casing string, while not selecting to connect hydraulic circulating head, can descend fast caving to drive, drive by top the part or all of weight that balancing weight drives top and be applied on bunch tube, push bunch tube to shaft bottom.Balancing weight is driven on top has increased bunch tube promotion suspending weight, has improved the success rate put in place under the extended reach well sleeve pipe, has improved work capacity.
When the utility model has reduced the long Open-Hole Section setting of casing grouting of extended reach well, bunch tube, in the quiescent time of down-hole, has reduced the probability of the sticky card of bunch tube, is conducive to job safety; Simultaneously, incorporate top and driven balancing weight in device, increased bunch tube and promoted suspending weight, improved the success rate put in place under the extended reach well sleeve pipe, improved work capacity.In addition, the utility model is easy to operate, can extensive use in the oilfield drilling operation.
The accompanying drawing explanation
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the structural representation of drilling well with multi-functional setting of casing provisions for grouting.
The specific embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, it should be noted that, in the situation that do not conflict, the application's embodiment and the feature in embodiment can combine mutually.
Core of the present utility model is to provide multi-functional setting of casing provisions for grouting for a kind of drilling well, the problem of bunch tube length quiescent time and setting of casing hook weigh deficiency when its solution is in the milk in the long Open-Hole Section casing job of extended reach well.
As shown in Figure 1, multi-functional setting of casing provisions for grouting for drilling well described in the utility model, comprise urceolus 1 and be arranged on movably the inner core 2 in urceolus 1.The upper end of described urceolus 1 is provided with for top, driving the box 13 that protection joint 11 is connected.Urceolus 1 drives the protection joint by box and top and drives and carry on the back embedding and be connected with top.Stretch out from the lower end of urceolus 1 lower end of described inner core 2, be provided with sealing ring 7 between the lower end inwall of described urceolus 1 and the outer wall of inner core 2, sealing ring 7 can be ladder-shaped sealing ring, concrete, urceolus lower end inwall is provided with seal groove, ladder-shaped sealing ring is arranged in seal groove, and sealing ring 7 is sealed for the annular space between urceolus 1 and inner core 2.
The inwall in described urceolus 1 stage casing is provided with axial slide 3 and at least two axially spaced-aparts along urceolus 1 distribute and the gathering sill 4 of chute perpendicular to axial direction 3, each gathering sill 4 is provided with the axial locating slot 5 to downward-extension along urceolus 1 away from an end of axial slide 3, described axial slide 3, gathering sill 4, locating slot 5 are interconnected, gathering sill described in figure 4 is three, axially evenly spaced apart along urceolus 1.The outer wall of described inner core 2 is provided with the slide block 6 that can slide in axial slide 3, gathering sill 4, locating slot 5, slide block is welded on inner core upper end outer wall, after sanding and polishing, in the axial slide 3 of smearing butter, gathering sill 4, locating slot 5, slide, the minimum 2mm of fit clearance.Due to slide block at axial slide, gathering sill, in locating slot, slide, when slide block is in axial slide, described inner core is lower slider vertically, when slide block slips into the locating slot bottom along gathering sill, described inner core can't rotate and can't down sliding, can only upward sliding, like this, described inner core has two position locations on axially at least in urceolus, during setting of casing, the inner core length adjustment is arrived to distance sleeve box cupling 5～10cm, so just can realize trap tube edge grouting of limit, and be not subject to top to drive the impact of protection joint and casing coupling centering factor and on-the-spot wind speed, can be with larger discharge capacity grouting, can reduce to a great extent the quiescent time of being in the milk, setting of casing is hampered, in the time of need to connecing hydraulic circulating head, the urceolus of can rapidly inner core being retracted, connect hydraulic circulating head toward undershoot to reserve sufficient space, thereby while having reduced the long Open-Hole Section setting of casing grouting of extended reach well, bunch tube is in the quiescent time of down-hole, has reduced the probability of the sticky card of bunch tube.
Preferably, the lower end of described urceolus 1 is provided with top and drives balancing weight 8, and described top is driven on balancing weight 8 and is provided with the hole of passing for inner core 2.Drive hook weigh when setting of casing top and can't promote the down-hole casing string, while not selecting to connect hydraulic circulating head, can descend fast caving to drive, drive by top the part or all of weight that balancing weight drives top and be applied on bunch tube, push bunch tube to shaft bottom.Balancing weight is driven on top has increased bunch tube promotion suspending weight, has improved the success rate put in place under the extended reach well sleeve pipe, has improved work capacity.
Preferably, between described urceolus 1 and inner core 2, be provided with rope 10, rope 10 drops out from urceolus 1 for preventing inner core 2.Concrete, the outer wall of described urceolus 1 and inner core 2 is provided with hanger 9, and described rope 10 1 ends are connected on the hanger 9 on urceolus 1, and the other end is connected on the hanger 9 on inner core 2.
While using the utility model, concrete operations are as follows:
1. bored the long barefoot interval of extended reach well, handled well well, pulled out of hole;
2. change casing elevator, connect top and drive protection joint and the utility model, drive to carry on the back with top and be packed with moment of torsion to 25000ft.lbs, now multi-functional provisions for grouting inner core stretches out urceolus in short status;
3. buckle float shoe single, distance according to inner core to casing coupling 12 upper surfaces, regulate the length (distance sleeve coupling face 5～10cm) of inner core, with chain wrench reversion inner core, make slide block in to urceolus axial slide place, move down the inner core position to about correct position, suppress the upper and lower micro-slide block that moves to of moment of torsion by the chain wrench forward and slip into gathering sill, and the forward inner core, make slide block slide to the locating slot upper end, move down inner core and make slide block fall into locating slot bottom to complete location;
4. on sleeve pipe, button finishes to realize large discharge capacity grouting;
5. setting of casing is hampered, and in the time of need to connecing hydraulic circulating head, the urceolus of can rapidly inner core being retracted (with the step reverse operating in 3.), connect hydraulic circulating head toward undershoot to reserve sufficient space;
6. setting of casing top is driven hook weigh and can't be promoted the down-hole casing string, while not selecting to connect hydraulic circulating head, descend fast caving to drive, and top is driven balancing weight and is pressed in the part or all of weight that the realization of casing coupling upper surface drives top and is applied on bunch tube, pushes bunch tube to shaft bottom.
Set forth a lot of details so that fully understand the utility model in top description, still, the utility model can also adopt other to be different from other modes described here and implement, and therefore, can not be interpreted as the restriction to the utility model protection domain.
In a word; although the utility model has exemplified above-mentioned preferred embodiment; but should illustrate; although those skilled in the art can carry out various variations and remodeling; unless such variation and remodeling have departed from scope of the present utility model, otherwise all should be included in protection domain of the present utility model.
Claims (7)
1. a multi-functional setting of casing provisions for grouting for drilling well, it is characterized in that: comprise urceolus (1) and be arranged on movably the inner core (2) in urceolus (1), stretch out from the lower end of urceolus (1) lower end of described inner core (2), between the outer wall of the lower end inwall of described urceolus (1) and inner core (2), is provided with sealing ring (7); The inwall in described urceolus (1) stage casing is provided with axial slide (3) and at least two axially spaced-aparts along urceolus (1) distribute and the gathering sill (4) of chute perpendicular to axial direction (3), each gathering sill (4) is provided with the axial locating slot (5) to downward-extension along urceolus (1) away from an end of axial slide (3), and described axial slide (3), gathering sill (4), locating slot (5) are interconnected; The outer wall of described inner core (2) is provided with the slide block (6) that can slide in axial slide (3), gathering sill (4), locating slot (5).
2. multi-functional setting of casing provisions for grouting for drilling well according to claim 1 is characterized in that: the lower end of described urceolus (1) is provided with top and drives balancing weight (8).
3. multi-functional setting of casing provisions for grouting for drilling well according to claim 2 is characterized in that: described top is driven on balancing weight (8) and is provided with the hole of passing for inner core (2).
4. multi-functional setting of casing provisions for grouting for drilling well according to claim 1, is characterized in that: between described urceolus (1) and inner core (2), be provided with rope (10).
5. multi-functional setting of casing provisions for grouting for drilling well according to claim 4, it is characterized in that: the outer wall of described urceolus (1) and inner core (2) is provided with hanger (9), the hanger (9) that described rope (10) one ends are connected on urceolus (1) is upper, and the other end is connected on the hanger (9) on inner core (2).
6. according to multi-functional setting of casing provisions for grouting for the described drilling well of any one in claim 1 to 5, it is characterized in that: described gathering sill (4) is three, axially evenly spaced apart along urceolus (1).
7. according to multi-functional setting of casing provisions for grouting for the described drilling well of any one in claim 1 to 5, it is characterized in that: the upper end of described urceolus (1) is provided with for top, driving the box (13) that protection joint (11) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320374487.0U CN203374207U (en) | 2013-06-27 | 2013-06-27 | Multifunctional casing running and grouting device for well drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320374487.0U CN203374207U (en) | 2013-06-27 | 2013-06-27 | Multifunctional casing running and grouting device for well drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203374207U true CN203374207U (en) | 2014-01-01 |
Family
ID=49836750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320374487.0U Withdrawn - After Issue CN203374207U (en) | 2013-06-27 | 2013-06-27 | Multifunctional casing running and grouting device for well drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203374207U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306604A (en) * | 2013-06-27 | 2013-09-18 | 中国海洋石油总公司 | Multifunctional running casing grouting device for well drilling |
| CN108468519A (en) * | 2018-03-22 | 2018-08-31 | 中海石油(中国)有限公司湛江分公司 | Sleeve grouting cap and sleeve grouting method |
-
2013
- 2013-06-27 CN CN201320374487.0U patent/CN203374207U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306604A (en) * | 2013-06-27 | 2013-09-18 | 中国海洋石油总公司 | Multifunctional running casing grouting device for well drilling |
| CN108468519A (en) * | 2018-03-22 | 2018-08-31 | 中海石油(中国)有限公司湛江分公司 | Sleeve grouting cap and sleeve grouting method |
| CN108468519B (en) * | 2018-03-22 | 2023-07-14 | 中海石油(中国)有限公司湛江分公司 | Casing grouting cap and casing grouting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7552764B2 (en) | Tubular handling device | |
| CN103089145B (en) | The down-hole hammer power head of rotary drilling rig and rotary drilling rig | |
| CN102305022B (en) | Salvage-type casing pipe drilling tool for drilling | |
| CN109236185B (en) | Radial horizontal well drilling device and drilling method thereof | |
| CN103174388B (en) | Nose end hydraulic control clamping device of full-hydraulic drilling machine | |
| CN201155304Y (en) | Petroleum well drilling boring tool conveyer device | |
| CN101240695A (en) | Petroleum well drilling boring tool conveyer device | |
| CN103114806A (en) | Rotary drilling rig | |
| CN201991465U (en) | Multifunctional well drilling pipe column air operated slip | |
| CN203374207U (en) | Multifunctional casing running and grouting device for well drilling | |
| US20160102508A1 (en) | Automated bootstrap quad-mast rig | |
| CN201090138Y (en) | Lower casing rapid grouting device | |
| CN202325396U (en) | Inner-clamping type top-driving casing pipe running device | |
| CN103306604B (en) | Multifunctional running casing grouting device for well drilling | |
| CN103277104A (en) | Sinking platform in-well hanging equipment and method | |
| CN203308466U (en) | In-well hanging equipment of sinking platform | |
| CN110295883B (en) | Cable throwing-retracting type over-drill rod well logging process | |
| CN105003215A (en) | Coiled tubing unit | |
| CN202832208U (en) | Lower bushing pipe grouting device | |
| CN114293939B (en) | Core drilling machine | |
| CN102425380B (en) | Mechanical mast-type tunnel drilling rig | |
| CN205577989U (en) | Mining excavation machine with strut rig connector | |
| CN201687395U (en) | Gate-type derrick of coiled tubing drilling machine | |
| CN210422454U (en) | Rotation stopping device of hydraulic rotary drilling machine down-hole breaking rock-entering drill | |
| CN204082062U (en) | A kind of barefoot laterally drilling whipstock hanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140101 Effective date of abandoning: 20150506 |
|
| RGAV | Abandon patent right to avoid regrant |