CN110017102A - A kind of fluid power pulsative oscillation tool - Google Patents
A kind of fluid power pulsative oscillation tool Download PDFInfo
- Publication number
- CN110017102A CN110017102A CN201910438553.8A CN201910438553A CN110017102A CN 110017102 A CN110017102 A CN 110017102A CN 201910438553 A CN201910438553 A CN 201910438553A CN 110017102 A CN110017102 A CN 110017102A
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- Prior art keywords
- channel
- vibration component
- runner
- fluid power
- backward
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- 239000012530 fluid Substances 0.000 title claims abstract description 24
- 230000010355 oscillation Effects 0.000 title claims abstract description 24
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of fluid power pulsative oscillation tools, it is related to oil and gas exploitation and equipment technology field, the fluid power pulsative oscillation tool, including top connection, vibration component and lower contact, the vibration component is installed in lower contact, the top connection is connected through a screw thread with lower contact, the threaded lower end face of the top connection and the upper surface of vibration component are fitted and connected, the vibration component is located in the cavity that top connection and lower contact are formed, the vibration component includes entrance, outlet, first runner, second flow channel, first anti-channel, second anti-channel, chamber, circular passage, nozzle, first backward channel and the second backward channel, the entrance is opened in the upper end of vibration component, it is described to export the lower end for being opened in vibration component, the nozzle is connected with entrance.The fluid power pulsative oscillation tool, so that tool generates slower vibration frequency, guarantees that downhole tool pipe string effectively pushes due to the shape of runner.
Description
Technical field
The present invention relates to oil and gas exploration technology field, specially a kind of fluid power pulsative oscillation tool.
Background technique
Coiled tubing bores difficulty in the presence of being drilled in well operations in the modern times, is not easy the problems such as creeping into.In some cases, it bores
Column is possibly even lockable, so that drill string is difficult to promote further along.At present in continuous oil pipe operation, using various technologies
To alleviate problems.Therefore, it is proposed that a kind of fluid power pulsative oscillation tool can effectively reduce tool pipe string and stratum
Friction solves drill bit and promotes the problems such as difficult, which also can be used for contacting the blocking on stratum, increases
Oily well capacity.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of fluid power pulsative oscillation tool, tool pipe string is solved
With the friction on stratum, drill bit promotes the problem of blocking on hardly possible and contact stratum.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of fluid power pulsative oscillation tool, including top connection, vibration component and lower contact, the vibration component are installed on
In lower contact, the top connection is connected through a screw thread with lower contact, the threaded lower end face of the top connection and vibration component it is upper
End face is fitted and connected, and the vibration component is located in the cavity that top connection and lower contact are formed；
The vibration component includes entrance, outlet, first runner, second flow channel, the first anti-channel, the second anti-channel, chamber
Room, circular passage, nozzle, the first backward channel and the second backward channel, the entrance is opened in the upper end of vibration component, described
Outlet is opened in the lower end of vibration component, and the nozzle is connected with entrance, and the left end of the first runner and second flow channel is equal
It is connected with nozzle, the right end of the first runner and second flow channel is connected with chamber, the first runner and second
Road is arranged in asymmetrical Y-type, and the first anti-channel, the second anti-channel, chamber and circular passage form oval circuit.
Optionally, the first runner is located at the top of second flow channel；
The first anti-channel is located at the top in the second anti-channel.
Optionally, the outlet is located in chamber.
Optionally, the first runner is located at the lower section in the first anti-channel；
The second flow channel is located at the top in the second anti-channel.
Optionally, first backward channel and the second backward channel are respectively positioned between first runner and second flow channel；
First backward channel is located at the top of the second backward channel, and the bottom end of first backward channel is returned with second
The top for going back to channel is connected, and the top of first backward channel and the bottom end of the second backward channel are connected with circular passage
It is logical.
(3) beneficial effect
The present invention provides a kind of fluid power pulsative oscillation tool, have it is following the utility model has the advantages that
(1), the fluid power pulsative oscillation tool, structure is simple, is convenient for assembly and disassembly.
(2), the fluid power pulsative oscillation tool, vibration component use special runner design, enable tool continuous
Generate oscillation action.
(3), the fluid power pulsative oscillation tool, so that tool generates slower vibration frequency, is protected due to the shape of runner
Card downhole tool pipe string effectively pushes.
Detailed description of the invention
Fig. 1 is fluid power pulsative oscillation tool schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of vibration component of the present invention；
Fig. 3 is the appearance diagram of vibration component of the present invention.
In figure: 1, top connection；2, vibration component；3, lower contact；4, entrance；5, it exports；6, first runner；7, second
Road；8, the first anti-channel；9, the second anti-channel；10, chamber；11, circular passage；12, nozzle；13, the first backward channel；14,
Second backward channel.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ", " connection ",
Terms such as " fixations " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be mechanical connect
It connects；It can be directly connected, it can also be indirectly connected through an intermediary.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in the present invention as the case may be.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution:
A kind of fluid power pulsative oscillation tool, including top connection 1, vibration component 2 and lower contact 3, vibration component 2 are installed on
In lower contact 3, top connection 1 is connected through a screw thread with lower contact 3, the threaded lower end face of top connection 1 and the upper surface of vibration component 2
It is fitted and connected, vibration component 2 is located in the cavity that top connection 1 and lower contact 3 are formed, the setting being connected through a screw thread, structure letter
It is single, it is convenient for assembly and disassembly；
Vibration component 2 include entrance 4, outlet 5, first runner 6, second flow channel 7, the first anti-channel 8, the second anti-channel 9,
Chamber 10, circular passage 11, nozzle 12, the first backward channel 13 and the second backward channel 14 guarantee that downhole tool pipe string is effective
It promotes, entrance 4 is opened in the upper end of vibration component 2, and outlet 5 is opened in the lower end of vibration component 2, and nozzle 12 is connected with entrance 4
Logical, the left end of first runner 6 and second flow channel 7 is connected with nozzle 12, the right end of first runner 6 and second flow channel 7 with
Chamber 10 is connected, and first runner 6 and second flow channel 7 are arranged in asymmetrical Y-type, the first anti-channel 8, the second anti-channel 9, chamber
10 and circular passage 11 form oval circuit, vibration component 2 uses asymmetrical Y shape runner, and oval circuit design, benefit
Guarantee that fluid can generate effect of vibration when flowing through vibration component 2 with Coanda effect, fluid is formed in chamber 10
Two strands of contrary whirlpools, generate impulse oscillation, the flow channel shape of vibration component 2 is complex, the route that fluid flows through compared with
It is long, slower vibration frequency is generated, guarantees that downhole tool pipe string effectively pushes.
As a kind of optional technical solution of the invention:
First runner 6 is located at the top of second flow channel 7；
First anti-channel 8 is located at the top in the second anti-channel 9.
As a kind of optional technical solution of the invention:
Outlet 5 is located in chamber 10.
As a kind of optional technical solution of the invention:
First runner 6 is located at the lower section in the first anti-channel 8；
Second flow channel 7 is located at the top in the second anti-channel 9.
As a kind of optional technical solution of the invention:
First backward channel 13 and the second backward channel 14 are respectively positioned between first runner 6 and second flow channel 7；
First backward channel 13 is located at the top of the second backward channel 14, and the bottom end of the first backward channel 13 is returned with second
The top in channel 14 is connected, the bottom end of the top of the first backward channel 13 and the second backward channel 14 with 11 phase of circular passage
Connection.
In conclusion the fluid power pulsative oscillation tool, when tool work, when liquid flows through tool interior, liquid passes through
Top connection 1, and enter from the entrance of vibration component 24, nozzle 12 is flowed through, under the influence of by Coanda effect and asymmetrical Y shape
The design of runner, liquid will be flowed along second flow channel 7, and into chamber 10, partially liq is from 5 row of outlet in chamber 10
Out, internal tool pressure is smaller at this time；With being continuously increased for liquid, liquid in chamber 10 along the semicircle wall surface of chamber 10 by
Whirlpool is gradually formed, pressure also gradually increases, and when whirlpool reaches maximum, pressure also reaches maximum at this time, and liquid will be along first
Anti- channel 8 flows away to circular passage 11, and along the second backward channel 14 return, at this time in chamber 10 liquid reduce, pressure compared with
It is small；The liquid flowed into from nozzle 12 is under the impact for the liquid that the second backward channel 14 returns, so that liquid is along first runner 6
Flowing, into chamber 10, formed with whirlpool opposite before, with the increase of whirlpool, pressure is also gradually increased, when whirlpool reaches
When to maximum, liquid will flow away along the second anti-channel 9 to circular passage 11, and return along the first backward channel 13, impact
The liquid flowed into from nozzle 12, flows it along second flow channel 7, repeatedly；Under the influence of two strands of opposite direction whirlpools, shape
At pulse signal, impulse oscillation is generated.
It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in second feature
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact "up" or "down".
Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or tiltedly
Top, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section " and
" following " can be fisrt feature and be directly under or diagonally below the second feature, or be merely representative of first feature horizontal height less than
Two features.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of fluid power pulsative oscillation tool, including top connection (1), vibration component (2) and lower contact (3), it is characterised in that:
The vibration component (2) is installed in lower contact (3), and the top connection (1) is connected through a screw thread with lower contact (3), it is described on
The threaded lower end face of connector (1) and the upper surface of vibration component (2) are fitted and connected, and the vibration component (2) is located at top connection (1)
In the cavity formed with lower contact (3)；
The vibration component (2) include entrance (4), outlet (5), first runner (6), second flow channel (7), the first anti-channel (8),
Second anti-channel (9), chamber (10), circular passage (11), nozzle (12), the first backward channel (13) and the second backward channel
(14), the entrance (4) is opened in the upper end of vibration component (2), and the outlet (5) is opened in the lower end of vibration component (2), institute
It states nozzle (12) to be connected with entrance (4), the left end of the first runner (6) and second flow channel (7) is connected with nozzle (12)
Logical, the right end of the first runner (6) and second flow channel (7) is connected with chamber (10), the first runner (6) and second
Runner (7) is arranged in asymmetrical Y-type, the first anti-channel (8), the second anti-channel (9), chamber (10) and circular passage (11)
Form oval circuit.
2. a kind of fluid power pulsative oscillation tool according to claim 1, it is characterised in that:
The first runner (6) is located at the top of second flow channel (7)；
The first anti-channel (8) is located at the top of the second anti-channel (9).
3. a kind of fluid power pulsative oscillation tool according to claim 1, it is characterised in that:
The outlet (5) is located in chamber (10).
4. a kind of fluid power pulsative oscillation tool according to claim 1, it is characterised in that:
The first runner (6) is located at the lower section of the first anti-channel (8)；
The second flow channel (7) is located at the top of the second anti-channel (9).
5. a kind of fluid power pulsative oscillation tool according to claim 1, it is characterised in that:
First backward channel (13) and the second backward channel (14) are respectively positioned between first runner (6) and second flow channel (7)；
First backward channel (13) is located at the top of the second backward channel (14), the bottom end of first backward channel (13)
It is connected with the top of the second backward channel (14), the top of first backward channel (13) and the second backward channel (14)
Bottom end is connected with circular passage (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910438553.8A CN110017102A (en) | 2019-05-24 | 2019-05-24 | A kind of fluid power pulsative oscillation tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910438553.8A CN110017102A (en) | 2019-05-24 | 2019-05-24 | A kind of fluid power pulsative oscillation tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110017102A true CN110017102A (en) | 2019-07-16 |
Family
ID=67194352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910438553.8A Pending CN110017102A (en) | 2019-05-24 | 2019-05-24 | A kind of fluid power pulsative oscillation tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110017102A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756722A (en) * | 2021-09-29 | 2021-12-07 | 中南大学 | Oscillating jet type pressure pulse generator |
| CN113863861A (en) * | 2021-10-22 | 2021-12-31 | 中南大学 | Single feedback channel vortex cavity type pressure pulse generating device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0568723A1 (en) * | 1992-05-08 | 1993-11-10 | Eduardo Barnetche-Gonzalez | Multiple stage drag and dynamic turbine downhole motor |
| CN106368609A (en) * | 2016-11-09 | 2017-02-01 | 西南石油大学 | Jet flow oscillating tool |
| CN106555550A (en) * | 2016-11-11 | 2017-04-05 | 西南石油大学 | The agitator of vortex-induced vibration is realized using screw rod and cellular flow passages |
| CN106930688A (en) * | 2017-03-09 | 2017-07-07 | 长江大学 | A kind of eddy current type waterpower pulse axial impact instrument |
| CN108643821A (en) * | 2016-07-14 | 2018-10-12 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of low pressure consumption underground vibrating speed-raising tool |
| CN210509045U (en) * | 2019-05-24 | 2020-05-12 | 杰瑞能源服务有限公司 | Hydraulic pulse type oscillation tool |
-
2019
- 2019-05-24 CN CN201910438553.8A patent/CN110017102A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0568723A1 (en) * | 1992-05-08 | 1993-11-10 | Eduardo Barnetche-Gonzalez | Multiple stage drag and dynamic turbine downhole motor |
| CN108643821A (en) * | 2016-07-14 | 2018-10-12 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of low pressure consumption underground vibrating speed-raising tool |
| CN106368609A (en) * | 2016-11-09 | 2017-02-01 | 西南石油大学 | Jet flow oscillating tool |
| CN106555550A (en) * | 2016-11-11 | 2017-04-05 | 西南石油大学 | The agitator of vortex-induced vibration is realized using screw rod and cellular flow passages |
| CN106930688A (en) * | 2017-03-09 | 2017-07-07 | 长江大学 | A kind of eddy current type waterpower pulse axial impact instrument |
| CN210509045U (en) * | 2019-05-24 | 2020-05-12 | 杰瑞能源服务有限公司 | Hydraulic pulse type oscillation tool |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756722A (en) * | 2021-09-29 | 2021-12-07 | 中南大学 | Oscillating jet type pressure pulse generator |
| CN113756722B (en) * | 2021-09-29 | 2022-07-26 | 中南大学 | Oscillating jet type pressure pulse generator |
| CN113863861A (en) * | 2021-10-22 | 2021-12-31 | 中南大学 | Single feedback channel vortex cavity type pressure pulse generating device |
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