CN206957655U - The pipe integrated device of dredging, scraping - Google Patents
The pipe integrated device of dredging, scraping Download PDFInfo
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- CN206957655U CN206957655U CN201720663875.9U CN201720663875U CN206957655U CN 206957655 U CN206957655 U CN 206957655U CN 201720663875 U CN201720663875 U CN 201720663875U CN 206957655 U CN206957655 U CN 206957655U
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- dredging
- pipe
- integrated device
- cleaning mechanism
- scraping
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Abstract
The utility model discloses a kind of pipe integrated device of dredging, scraping, the cylindrical structure of the pipe integrated device of dredging, scraping, the pipe integrated device of dredging, scraping includes the drifting mechanism and pipe cleaning mechanism being sequentially connected vertically, the drifting mechanism outer surface is provided with the well-flushing conduit (11) of external screw thread shape, along the axis direction of the pipe cleaning mechanism, the outer surface of the pipe cleaning mechanism, which is contained, sets gradually multiple scraper groups；Along the circumference of the pipe cleaning mechanism, each scraper group contains multiple spaced wings (3).The pipe integrated device length of the dredging, scraping is moderate, except having drifting, pipe cleaning and well-flushing function concurrently, it is not necessary to complete each process by being pumped, simplifies construction.
Description
Technical field
Oil exploitation corollary equipment field is the utility model is related to, particularly a kind of pipe integrated device of dredging, scraping.
Background technology
In oilfield downhole operation, drifting and pipe cleaning are two kinds of conventional basic working procedures, and they are before tubing string enters pit shaft
Preparation, can ensure pit shaft quality and well it is unimpeded.Drifting and the effect of pipe cleaning are completely different, and drifting is to remove set
Debris or burr on inside pipe wall, sleeve pipe situation and plug back total depth (PBTD) are verified, ensure perforation or other major diameter downhole tools
Safe tripping in.Pipe cleaning is then to remove cement sheath, paraffin, fouling, perforation burrs and the sleeve pipe rust on internal surface of sleeve pipe.
Chinese patent CN204627487U, 2015 publication dates September 9 days, discloses one kind《The pipe integrated work of dredging, scraping
Tool》, wherein describing：" at present, the conventional process sequence in scene is first drifting, then could tripping in scraper progress scraping work
Industry, plays lower tubular column and expends man-hour repeatedly, and repeatedly playing lower tubular column can also cause tubing string to wear ".It discloses a kind of drifting pipe cleaning one
Body chemical industry has, then it can suppress the release for completing scraper after drifting completion, by throwing steel ball by pump, so as to
Implement pipe cleaning operation, further lifting pump pressure, opens well-flushing passage, completes clean-out service.
Utility model content
Drifting and pipe cleaning work can be just completed in order to be implemented without pump pressure, the utility model provides a kind of dredging, scraping
Pipe integrated device, the pipe integrated device of the dredging, scraping need not just complete each process by pump pressure, simplify construction, avoid
Lower tubular column is played repeatedly, meets field demand.
Technical scheme is used by the utility model solves its technical problem：A kind of pipe integrated device of dredging, scraping, institute
The cylindrical structure of the pipe integrated device of dredging, scraping is stated, what the pipe integrated device of dredging, scraping included being sequentially connected vertically leads to
Well mechanism and pipe cleaning mechanism, the drifting mechanism outer surface is provided with the well-flushing conduit of external screw thread shape, along the axis side of the pipe cleaning mechanism
To the outer surface of the pipe cleaning mechanism, which is contained, is sequentially connected multiple scraper groups；Along the circumference of the pipe cleaning mechanism, each scraper group
Contain multiple spaced wings.
The drifting mechanism and pipe cleaning mechanism are connected by flat button.
The junction of the drifting mechanism and pipe cleaning mechanism, which is provided with, to be used to prevent the anti-of the drifting mechanism and pipe cleaning mechanism support button
Turn nail.
The pipe cleaning mechanism also contains columnar main body, and the scraper group is located at the outer surface of main body.
Multiple reset components are provided between wing and main body, the inner surface of wing, which is provided with, to be used to fix the reset components
Inner groovy, the outer surface of main body is provided with the external groove for being used for fixing the reset components.
The reset components are outer spring and inner spring, and outer spring is sheathed on outside inner spring.
Along the circumference of the pipe cleaning mechanism, be provided with pressing plate between adjacent two wings, pressing plate by hexagon socket head cap screw and
Spring washer is fixedly connected on outside main body.
Along the axis direction of the pipe cleaning mechanism, fixed block is equipped with outside the both ends of wing, the outer surface of main body, which is provided with, to be used
In the mounting groove for installing the fixed block.
The fixed block is welded and fixed with main body.
Two scraper groups are contained in the outer surface of the pipe cleaning mechanism, and each scraper group is set containing three uniform intervals
Wing, along the axis direction of the pipe cleaning mechanism, the wing in described two scraper groups is staggered.
The beneficial effects of the utility model are：The pipe integrated device length of the dredging, scraping is moderate, except having drifting, pipe cleaning concurrently
And well-flushing function, it is not necessary to complete each process by being pumped, simplify construction.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
Fig. 1 is the general structure schematic diagram of the pipe integrated device of dredging, scraping described in the utility model.
1st, main body；2nd, the first fixed block；3rd, wing；4th, outer spring；5th, inner spring；6th, the second fixed block；7th, interior hexagonal
Bolt；8th, spring washer；9th, pressing plate；10th, anti-rotation is followed closely；11st, well-flushing conduit；
21st, pad.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of pipe integrated device of dredging, scraping, the cylindrical structure of the pipe integrated device of dredging, scraping, the dredging, scraping
Pipe integrated device includes the drifting mechanism and pipe cleaning mechanism being sequentially connected vertically, and the drifting mechanism outer surface is provided with external screw thread
The well-flushing conduit 11 of shape, along the axis direction of the pipe cleaning mechanism, the outer surface of the pipe cleaning mechanism contain be arranged at intervals successively it is multiple
Scraper group；Along the circumference of the pipe cleaning mechanism, each scraper group contains multiple spaced wings 3, as shown in the figure.
In the present embodiment, the pipe cleaning mechanism in the drifting mechanism in Fig. 1 shown in left side and Fig. 1 shown in right side passes through flat
Button connection.The junction of the drifting mechanism and pipe cleaning mechanism, which is provided with, to be used to prevent the drifting mechanism and the anti-rotation of pipe cleaning mechanism support button
Nail 10.
In the present embodiment, the pipe cleaning mechanism also contains columnar main body 1, and the scraper group is located at the appearance of main body 1
Face.The both ends open of main body 1, multiple reset components are provided between wing 3 and main body 1, the inner surface of wing 3, which is provided with, to be used for
The inner groovy of the reset components is fixed, the outer surface of main body 1 is provided with the external groove for being used for fixing the reset components.The reset components
For outer spring 4 and inner spring 5, outer spring 4 is sheathed on outside inner spring 5.Outer spring 4, which is sheathed on outside inner spring 5, can cause elastic force
Enhancing.The reset components can provide the restoring force of the radial direction along pipe cleaning mechanism to wing 3.
In the present embodiment, along the circumference of the pipe cleaning mechanism, pressing plate 9, pressing plate 9 are provided between adjacent two wings 3
It is fixedly connected on by hexagon socket head cap screw 7 and spring washer 8 outside main body 1.The circumference that pressing plate 9 is used to limit wing 3 is mobile, pressure
Plate 9 be can also be used to prevent wing 3 from departing from main body 1, and pressing plate 9 is detachably connected with main body 1.Along the axis side of the pipe cleaning mechanism
To the both ends of wing 3 are externally provided with fixed block (being respectively the first fixed block 2 and the second fixed block 6), and the outer surface of main body 1 is set
There is the mounting groove for installing the fixed block, the fixed block is welded and fixed with main body 1, and pad 21 is as shown in Figure 1.Fixed block energy
The axial movement of limitation wing 3 is enough in, fixed block be can also be used to prevent wing 3 from departing from main body 1, and fixed block direction is scraped
One end of blade 3 is provided with protuberance, and along the radial direction of main body 1, the protruding parts can limit in the outside of wing 3, the protuberance
Wing 3 moves radially along main body 1, so that wing 3 can only move along the radial direction small range of main body 1, can prevent
Wing 3 departs from main body 1.
In the present embodiment, the drifting mechanism is tubular structure, and the left end and the right-hand member of pipe cleaning mechanism of the drifting mechanism lead to
Cross flat button connection.The external diameter of the drifting mechanism is more than the external diameter of pipe cleaning mechanism (except the position of wing 3).Outside the drifting mechanism
Two scraper groups are contained on surface, the wing 3 that each scraper group is set containing three uniform intervals, along the pipe cleaning mechanism
Axis direction, the wing 3 in described two scraper groups is staggered.So in pipe cleaning operation, in two scraper groups
Wing 3 can be complementary to one another, and realize no dead angle pipe cleaning operation.
It is described below the course of work of the pipe integrated device of the dredging, scraping, after the pipe integrated device of the tripping in dredging, scraping, leads to
Well mechanism enters pit shaft drifting, the well-flushing conduit 11 above it can also play a part of rough pipe cleaning, while scraper mechanism is scraped
Blade 3 under the action of the spring, is close to casing wall and carries out comprehensively meticulously pipe cleaning, the debris in well is cleared up, due to this
The connectedness of device is good, and liquid flowing is unblocked, can carry out clean-out service at any time.
The well of field conduct 3, construction success rate 100%, can effectively clear up pit shaft debris etc., ensure the unimpeded of well.
It is described above, only specific embodiment of the utility model, it is impossible to which the scope that utility model implemented, institute are limited with it
With the displacement of its equivalent assemblies, or the equivalent variations made according to the utility model patent protection domain and modification, it should all still fall within
The category that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical scheme
Between, can be used with independent assortment between technical scheme and technical scheme.
Claims (10)
1. a kind of pipe integrated device of dredging, scraping, it is characterised in that the cylindrical structure of the pipe integrated device of dredging, scraping, institute
Drifting mechanism and pipe cleaning mechanism that the pipe integrated device of dredging, scraping includes being sequentially connected vertically are stated, the drifting mechanism outer surface is set
There is the well-flushing conduit (11) of external screw thread shape, along the axis direction of the pipe cleaning mechanism, the outer surface of the pipe cleaning mechanism is contained to be set successively
Put multiple scraper groups；Along the circumference of the pipe cleaning mechanism, each scraper group contains multiple spaced wings (3).
2. the pipe integrated device of dredging, scraping according to claim 1, it is characterised in that the drifting mechanism and pipe cleaning mechanism lead to
Cross flat button connection.
3. the pipe integrated device of dredging, scraping according to claim 2, it is characterised in that the drifting mechanism and pipe cleaning mechanism
Junction, which is provided with, to be used to prevent the drifting mechanism and the anti-rotation of pipe cleaning mechanism support button from following closely (10).
4. the pipe integrated device of dredging, scraping according to claim 1, it is characterised in that the pipe cleaning mechanism also contains cylindrical shape
Main body (1), the scraper group is located at the outer surface of main body (1).
5. the pipe integrated device of dredging, scraping according to claim 4, it is characterised in that between wing (3) and main body (1)
Provided with multiple reset components, the inner surface of wing (3) is provided with the inner groovy for being used for fixing the reset components, main body (1) it is outer
Surface is provided with the external groove for being used for fixing the reset components.
6. the pipe integrated device of dredging, scraping according to claim 5, it is characterised in that the reset components are outer spring (4)
With inner spring (5), outer spring (4) is sheathed on inner spring (5) outside.
7. the pipe integrated device of dredging, scraping according to claim 4, it is characterised in that along the circumference of the pipe cleaning mechanism, phase
Pressing plate (9) is provided between two adjacent wings (3), pressing plate (9) connects by the way that hexagon socket head cap screw (7) and spring washer (8) are fixed
It is connected to main body (1) outside.
8. the pipe integrated device of dredging, scraping according to claim 4, it is characterised in that along the axis side of the pipe cleaning mechanism
To being equipped with fixed block outside the both ends of wing (3), the outer surface of main body (1) is provided with the mounting groove for being used for installing the fixed block.
9. the pipe integrated device of dredging, scraping according to claim 8, it is characterised in that the fixed block welds with main body (1)
It is fixed.
10. the pipe integrated device of dredging, scraping according to claim 1, it is characterised in that the outer surface of the drifting mechanism contains
There are two scraper groups, the wing (3) that each scraper group is set containing three uniform intervals, along the axle of the pipe cleaning mechanism
Line direction, the wing (3) in described two scraper groups are staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720663875.9U CN206957655U (en) | 2017-06-08 | 2017-06-08 | The pipe integrated device of dredging, scraping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720663875.9U CN206957655U (en) | 2017-06-08 | 2017-06-08 | The pipe integrated device of dredging, scraping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206957655U true CN206957655U (en) | 2018-02-02 |
Family
ID=61379878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720663875.9U Active CN206957655U (en) | 2017-06-08 | 2017-06-08 | The pipe integrated device of dredging, scraping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206957655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458242A (en) * | 2021-03-22 | 2022-05-10 | 中国海洋石油集团有限公司 | Pipe scraping well-flushing filtering device and well-flushing filtering method thereof |
-
2017
- 2017-06-08 CN CN201720663875.9U patent/CN206957655U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458242A (en) * | 2021-03-22 | 2022-05-10 | 中国海洋石油集团有限公司 | Pipe scraping well-flushing filtering device and well-flushing filtering method thereof |
| CN114458242B (en) * | 2021-03-22 | 2023-10-31 | 中国海洋石油集团有限公司 | Scraper tube well-flushing filtering device and well-flushing filtering method thereof |
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