CN86105009A - Well casing reaches downcomer erector similarly - Google Patents
Well casing reaches downcomer erector similarly Download PDFInfo
- Publication number
- CN86105009A CN86105009A CN198686105009A CN86105009A CN86105009A CN 86105009 A CN86105009 A CN 86105009A CN 198686105009 A CN198686105009 A CN 198686105009A CN 86105009 A CN86105009 A CN 86105009A CN 86105009 A CN86105009 A CN 86105009A
- Authority
- CN
- China
- Prior art keywords
- box cupling
- conduit
- segmentation
- box
- cover parts
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000011218 segmentation Effects 0.000 claims abstract 11
- 239000011324 bead Substances 0.000 claims 5
- 238000005267 amalgamation Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 7
- 239000004020 conductor Substances 0.000 abstract description 2
- 239000010437 gem Substances 0.000 description 9
- 229910001751 gemstone Inorganic materials 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002343 natural gas well Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Images
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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
- E21B33/136—Baskets, e.g. of umbrella type
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
- E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
- E21B17/1028—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs with arcuate springs only, e.g. baskets with outwardly bowed strips for cementing operations
-
- 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
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/02—Scrapers specially adapted therefor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0068—Modular articulated structures, e.g. stands, and articulation means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Earth Drilling (AREA)
Abstract
One cover has one or more box cuplings in the parts, be used to be installed in a conduit around.Each box cupling is made up of some collar segments.The parts group has some function elements, is installed in box cupling or the box cupling segmentation by latch gear.This installation can or be finished later on before box cupling is installed on the conduit.By selecting desired element at the scene, these parts can be assembled various built-up member, and it is installed on the conduit.Therefore, go for the assembling of specific purpose installing apparatus, when conductor string is put into the basis, as when putting in the drilling well in oil or the gas industry, fixing on a run.
Description
Casing string of using in the relevant well-drilling borehole of the present invention and similar conductor string, this class pipe fitting is made in oil field industry and natural gas miner industry.Concrete relevant some pipe ends of making, this generally is a prerequisite to the success that oil well and the natural gas well creep into.
When making hole, no matter be landlocked oil well or offshore field, must put a sleeve pipe in the main borehole into that the inside has drill string to pass through.Main is sleeve pipe necessary correct position in jewel hole, and also requires and borehole wall relative fixed.Once the someone designed a kind of device of setting upright, and sleeve pipe and relevant jewel hole relative positioning, guaranteed between sleeve pipe and jewel hole wall, formed the surface in space, after sleeve pipe is put calmly, during pouring cemented sleeve pipe, as a good wedge spare.The typical case of this device is a centralizer, the inside has element to stretch out from the box cupling that is installed on the sleeve pipe, sleeve pipe and jewel hole wall interval, pipeline scraper is arranged, grinding element is wherein arranged, extend laterally to the jewel hole wall from sleeve pipe, the coating that removal may form on sleeve pipe, this coating may have adverse influence to the wedge spare with the cement pouring in the space, basket is arranged, held water mud when pouring.When especially carrying out drilling well under drilling mud is arranged, usually need pipeline scraper, this mud may separate when drilling well, accumulates on the jewel hole wall, so must the broken or removing it before borehole wall top-pour is poured water mud.All these devices are all made respectively, though they may respectively have particular task at the scene, its center function separately determines at manufacturing location.
This device is for general on one section of sleeve pipe or the plurality of sections and places, and pipeline section is installed the back and carried out its function.But in some cases, these devices can movablely be installed, and when mounted or after installing, move to the rearmost position and get on.Also can on the joint that pipeline section is connected, stretch.
What the present invention is directed to provides one group of device, can be in the working site, engage by selecting, and form various positioning devices, its type illustrates hereinbefore.This group centers on sleeve pipe based on box cupling, and other devices of fixedly selecting for use on box cupling form the certain device that needs.Box cupling and each device have the latch gear of working in coordination, and each device can firmly be connected on box cupling, and are not intended to the anxiety of damaging by pressure or getting loose.
Basic box cupling generally has two and half ones, by the hinge connection of the inside.The box cupling itself that this form is arranged must be fit to a specific casing size.Yet, be appreciated that, box cupling by scope design of the present invention, itself may adapt to various casing diameters, box cupling has two sections or multistage, stretches around the sleeve pipe outer rim, only a kind of degree of regulation need be arranged, the circumference that is surrounded in the hoop section of given number, and increase between the circumference that an extra hoop section surrounds and adjust.Each section has one or several discrete latch gears, connects other device.Therefore, other device aims at the adjusting of do with respect to specific sleeve pipe just without any need for equipment.
In use, the device that assembles by the present invention is installed on one section sleeve pipe, can lock in the above when needing, and for example box cupling itself is tightened up, or insert voussoir between box cupling and sleeve pipe, and device is locked.In another method, can use an additional box cupling, one or more wedge spares are arranged above, play the locating snap ring effect, this is equipped with another box cupling of other devices above box cupling handle, bear against shoulder or connector on the sleeve pipe, or an adjacent stop box cupling, this another box cupling location.
A major advantage of the present invention is to be suitable in the place to use, apparatus assembling by the present invention assembling, so just can quite big simplification manufacturing, and save the freight charges that transport the place to use to.Can understand at once from narration hereinafter, be such about the actual configuration of equipment, and the back packed and transported is finished in assembling, delivers to the scene, and manpower that relates to and expense are much higher than propose transport assembly by the present invention.And assembled on site can be saved the storage area required in the place to use, because the packing of element takies less space.
Other characteristics of the present invention and advantage from hereinafter as an example the narration to embodiment, just can be had gained some understanding.For in the accompanying drawing literary composition citation being arranged, all identical parts are all with the identical number of marking on a map.Accompanying drawing thes contents are as follows:
Fig. 1 is for forming the box cupling perspective of primary clustering of the present invention;
Fig. 2 is analysing and observe along the 2-2 line among Fig. 1; The diagram casing wall has a wedge spare, casing wall and box cupling locking, and has a kind of device of form to sell fixed on box cupling;
Fig. 3 is another view similar to Fig. 2, but has the device of another kind of form to lock on box cupling;
Fig. 4 to 9 can press the various views of the typical device of the present invention's use with the box cupling combination among Fig. 1;
Figure 10 to 13 is can be by the device phantom drawing of the present invention's assembling.
Half one 4,6 that box cupling shown in Figure 1 has two pairings all uses the steel sheet punching press, forms half round post, is the end in its axial edge with finger plate 8,10, and finger plate curls and the counterpart on second half interlocks.Two and half ones combine with the pivot (not shown), insert pivot appropriate and locking, make box cupling be installed in (not shown) on the sleeve pipe.Diagram two and half ones 4,6 only do for example; Be appreciated that available three or more cylindrical part, be connected to become box cupling completely.
The size of box cupling does not require the diameter that just in time meets the sleeve pipe that box cupling is installed.Can cancel one or more Pivot joints,, for example use jubilee clip and so on, be installed in desired clamping degree on the sleeve pipe so that obtain box cupling in order to the adjusting of joint.
4,6 figure of box cupling half are shown with perforate 12 and lock pin sheet 14 forms in the above.Its purposes is clearer shown in Fig. 2 and 3.Also clear illustrating has inward flange 16 among Fig. 2 and Fig. 3 on the lower limb of each half one.
Box cupling half one or hoop section 4 shown in figure 2 are on a part of the casing wall shown in numbers 18.Diagram is seen Fig. 9 with a wedge spare 20() the locking of the top edge of box cupling, and the flange 16 on the lower limb, the spacing of maintainance set tube wall 18.The device of installing shown in Figure 2 can be a common pad spare (seeing Fig. 4 or 6); Or scrape the tube elements (see figure 7), or lobe shape element (see figure 5).The lock pin end of element has a bend 22 and a perforate 24.The snap close end was pushed away from perforate 12, through tab 14, lean against on the flange 16, it is fixedly secured on the position between box cupling and the casing wall 18, tab 14 occupies perforate 24.
The device that is buckled on box cupling and the sleeve pipe shown in Figure 2 is a pipeline scraper 26, as shown in Figure 8, makes with an iron leg silk or bag volt cable (moulded cable) 28.Though structure is different, the character of lock pin is identical with device shown in Figure 2, because the arc lower end of device 26 is constrained on flange 16, in casing wall 18 and the tab 14 formed spaces.The working arm 30 of device, overhanging from bend 32 in the regional end of the circumference of casing wall 18 and radial outside.
Fig. 4 A and 4B show a kind of forward sight of common spring steel pad spare and analyse and observe.Opening 24 and a bend 22 are all arranged on two ends, two other bends 34 are arranged, basic flat segments 36 is arranged therebetween, form the major part of device.In other similar device, device shown in Fig. 4 A and the B as shown in figure 10, be installed between sleeve pipe two box cuplings 38 of (figure does not show), a fixing axial distance is arranged between the box cupling, this distance is shorter than the length of flat segments 36, therefore force flat segments prominent, the wall of contact drilling well eye 40, thereby the position of fixed sleeving in jewel hole to excurvation.
Fig. 5 A and 5B show the forward sight of lobe shape part and analyse and observe, and this lobe shape part and other lobe shape parts during padlock, form a basket on the box cupling on sleeve pipe as shown in figure 12, is used to prevent the cement outflow between sleeve pipe and the jewel hole.And play the role of positioning, since the common elasticity of lobe shape part, the effect of restricted sleeve pipe side direction activity in jewel hole.Each lobe shape part has a lock pin end, makes accessory and a leaf lobe 42 among Fig. 2 mentioned above.As shown in figure 12, leaf lobe 42 overlaps mutually, forms a basket.
Fig. 6 A and Fig. 6 B illustrate the forward sight of rigidity steel pad spare and analyse and observe.This is similar with the spring part among Fig. 4 basically, and only interlude 44 reverses 90 °, makes it in the residing plane of straight line that connects two ends, and is not crooked relatively.Device among Fig. 6 is shown in Figure 13, is installed between two box cuplings 38, forms the pad spare of substantially rigid.
Fig. 7 A and 7B show the forward sight of the pipeline scraper similar to the spring part among Fig. 4 and analyse and observe, stretch out from pipeline scraper but scrape the distance in pipe fitting 46 every intervals.Similar to the pipeline scraper 26 among Fig. 8, and each to scrape pipe fitting 46 be to make with bag volt cable (moulded cable) 28, the cable strand is loose at far-end 48 places.Each the inner is passed the hole on hoop section 52, welds on hoop section inner surface.Device among Fig. 7 is locked on the box cupling 38, forms the pipeline scraper among Figure 11.The also flexible installation of this device, as shown in figure 10.
Device shown in Figure 8 can be installed on the box cupling 38 jointly with other devices, forms a single pipeline scraper, when the sleeve pipe of mounting strap box cupling, and the inner surface of shaving well.Rotating scrapper shown in Figure 11 can be made similar purposes.Also can use when being installed on the sleeve pipe when device is only loosening, can certainly contact and be installed on the casing section, thereby can realize some functions simultaneously.
The orthogonal perspective of wedge spare 20 in Fig. 9 A and the 9B diagrammatic sketch 2.As seen from the figure, can form each box cupling half one 4,6 with steel sheet.
From above being appreciated that described in the literary composition one of element just for example, element can with one or more box cupling combinations, form the device of well drilling industry such use.For example, can be locked in device on the box cupling, form the subsidiary conduit that lays along bushing outer surface, the guider of circuit lead etc.As from finding above, can be the device of carrying out various functions, be connected and be installed on the casing section, in some cases, can be locked in the device that difference in functionality is arranged on the same or a pair of box cupling.Device is made combined type, just can make the present invention under minimum storage condition, many different devices are set.The device of present use mentioned above, majority can be assembled rapidly in the working site.
Claims (15)
1, can be used for conduit is installed in a basic role thing by cover parts of the device of selecting assembling, the segmentation of box cupling is arranged in these parts, form a box cupling jointly; The fastener that the box cupling that handlebar forms is like this installed around a conduit; And various function element is arranged on the hoop section, installing, on hoop section and the device latch gear of working in coordination is arranged, device is fixed on the box cupling of supravasal this amalgamation, thus can be according to the function of needs, alternative pack is assembled needed installing apparatus.
2, as cover parts one of in 1 of the claim the, paired box cupling segmentation is arranged wherein, segmentation is formed a box cupling that is used to have the conduit of special diameter with each.
3, as cover parts one of in 1 of the claim the, some similar box cupling segmentations are arranged wherein; There is device to connect the segmentation of selected number, forms the used box cupling of conduit of a certain diameter.
4, as cover parts one of in 1 of the claim the, pivot is arranged wherein, when forming box cupling, the neighboring edge of hoop section adjacent on circumference is connected.
5, as cover parts one of in 1 of the claim the, being characterized as fastener has wedge, and the box cupling that forms is like this fixed on a conduit.
6, as cover parts one of in 1 of the claim the, being characterized as latch gear has elasticity bead in the box cupling segmentation, and each function element has a locking pin member, is maintained at the back of this bead, in order to fastening bead and this segmentation.
7, as cover parts one of in 6 of the claims the, being characterized as this locking pin member forms on the end of an arm that forms on each device, form one on each box cupling section the hole of hoop Duan Bizhong break-through is held the arm that puts in from the outside, the elasticity bead is arranged on the inboard of wall.
8, as cover parts one of in 7 of the claims the, being characterized as each box cupling segmentation has a bead to prevent that the locking pin member from passing through on an axial end portion.
9, an apparatus that is used for a conduit is installed in a basic role thing wherein has some box cupling segmentations, is connected to form a box cupling; Have device that a box cupling that forms like this is installed on the above-mentioned conduit, some function elements are arranged, the latch gear of working in coordination with on device and the box cupling is fixed on this box cupling.
10, be installed on the conduit as the device in 9 of the claims the, be characterized as the installation of device on box cupling, fastening by the cooperation of catheter wall and latch gear.
11, as the apparatus among 9 of claims the and the 10th, be characterized as function element and comprise the centralizer element from one group, select in the device of grinding element and basket element etc.
12, as the apparatus in 11 of the claims the, being characterized as the device that is installed on the box cupling has two kinds of above-mentioned component types.
13, be used for a conduit is installed in the apparatus of a basic role thing, a pair of box cupling is arranged, each is formed by some box cupling segmentations that link together; The handlebar box cupling is installed in this supravasal device; Some function elements are arranged, and each has an arm on two ends, and each device stretches between two box cuplings, and the lock pin of working in coordination with on corresponding arm and the box cupling is connected on the box cupling.
14, as the apparatus in 13 of the claims the, being characterized as device has flexiblely, and when being installed in box cupling on the conduit, the spacing between box cupling and the box cupling can be regulated, and makes device with respect to deformation of guide tube, carries out selected function.
15, as the apparatus in 13 of the claims the, being characterized as device is rigidity substantially, the spacing between decision box cupling and the conduit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8520447 | 1985-08-15 | ||
| GB08520447A GB2179079A (en) | 1985-08-15 | 1985-08-15 | Well casing tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN86105009A true CN86105009A (en) | 1987-02-11 |
Family
ID=10583813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN198686105009A Pending CN86105009A (en) | 1985-08-15 | 1986-08-15 | Well casing reaches downcomer erector similarly |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN86105009A (en) |
| GB (1) | GB2179079A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112523085A (en) * | 2020-12-01 | 2021-03-19 | 柳州欧维姆机械股份有限公司 | Inhaul cable protecting sleeve with functional elements and construction method thereof |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4787458A (en) * | 1987-05-29 | 1988-11-29 | Weatherford U. S., Inc. | Spring bow, centralizer, and related methods |
| US4909322A (en) * | 1989-04-26 | 1990-03-20 | Davis-Lynch, Inc. | Casing centralizer |
| GB2282615A (en) * | 1993-10-09 | 1995-04-12 | Uwg Ltd | Casing centraliser |
| GB0505166D0 (en) * | 2005-03-14 | 2005-04-20 | Stewart Arthur | Multi-function downhole tool |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB789047A (en) * | 1956-03-16 | 1958-01-15 | Baker Oil Tools Inc | Scratchers for well bores |
| GB859753A (en) * | 1956-12-11 | 1961-01-25 | Borg Warner | Wall scratcher for well bores |
| DE1233345B (en) * | 1965-04-07 | 1967-02-02 | Weatherford Oil Tool | Centering basket for holes that can be placed on a tube |
| GB1156710A (en) * | 1966-11-17 | 1969-07-02 | Caslake Ltd J | Improvements in or relating to Devices for Centralising Pipe in Borings. |
| GB1513250A (en) * | 1974-10-08 | 1978-06-07 | Weatherford Oil Tool | Devices for centralising pipes in borings |
| FR2314060A1 (en) * | 1975-06-12 | 1977-01-07 | Michelin & Cie | IMPROVEMENTS TO TIRE PACKAGES |
| US4011907A (en) * | 1975-12-19 | 1977-03-15 | Halliburton Company | Knockdown centralizer |
| US4077470A (en) * | 1977-01-27 | 1978-03-07 | Weatherford/Lamb, Inc. | Well centralizer and method of making |
| US4219081A (en) * | 1978-11-03 | 1980-08-26 | Halliburton Services | Knockdown centralizer |
| US4363360A (en) * | 1981-01-15 | 1982-12-14 | Richey Vernon T | Apparatus for use in maintaining a well pipe centered within a well bore |
| US4520869A (en) * | 1983-09-29 | 1985-06-04 | Svenson Bert N | Centralizer for well casings |
-
1985
- 1985-08-15 GB GB08520447A patent/GB2179079A/en not_active Withdrawn
-
1986
- 1986-08-15 CN CN198686105009A patent/CN86105009A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112523085A (en) * | 2020-12-01 | 2021-03-19 | 柳州欧维姆机械股份有限公司 | Inhaul cable protecting sleeve with functional elements and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2179079A (en) | 1987-02-25 |
| GB8520447D0 (en) | 1985-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |