CN208073362U - A kind of hydro powered assembly, hydroscillator and well drilling pipe column - Google Patents
A kind of hydro powered assembly, hydroscillator and well drilling pipe column Download PDFInfo
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- CN208073362U CN208073362U CN201820178454.1U CN201820178454U CN208073362U CN 208073362 U CN208073362 U CN 208073362U CN 201820178454 U CN201820178454 U CN 201820178454U CN 208073362 U CN208073362 U CN 208073362U
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Abstract
The utility model is related to a kind of hydro powered assembly, hydroscillator and well drilling pipe columns.Hydro powered assembly includes tubular shell, the shell is equipped with the inlet for entering for drilling fluid, equipped with stator and the rotor that can be rotated in the stator in the shell, the fixation valve that the rotor is connected with rotation valve and is contacted with rotation valve face, the rotation valve is equipped with the flowing hole with rotor eccentricity, the fixed valve is equipped at least a pair of of liquid-passing hole, the liquid-passing hole can be connected when rotor turns an angle with flowing hole, a liquid-passing hole upper end area of passage in pairs of liquid-passing hole is less than the lower end area of passage of the upper end area of passage and flowing hole of another liquid-passing hole.Drilling fluid drives rotor rotation, rotor banding turn to move valve rotation, keeps the flowing hole on rotation valve and the liquid-passing hole on fixed valve interlaced, modulates simple harmonic characteristic pressure wave, and pressure wave, which is communicated up, drives entire hydroscillator vibration, can help to improve rate of penetration.
Description
Technical field
The utility model is related to a kind of hydro powered assembly, hydroscillator and well drilling pipe columns.
Background technology
With the development of petroleum industry, oil drilling is gradually developed to horizontal well from original directional well at present, and
During horizontal drilling, due to drilling tool self gravitation effect, causes drilling tool excessive with borehole wall frictional resistance in drilling, seriously affect brill
Speed, or even cause drilling tool backing pressure that cannot be pressurized to drill bit.Therefore frictional resistance is reduced, lock of tool drilling is reduced, increases and move bit pressure, improve and bore
Well efficiency is current drilling engineering problem in the urgent need to address.Field practice shows to install hydroscillator additional to drill string, can have
Effect reduces the frictional resistance between drilling tool and the borehole wall in drilling process, improves the efficiency of breaking rock of conventional drilling, reduces conventional drilling
Lock of tool drilling, and increase and move bit pressure, it is suitable for extended reach well, directed drilling, horizontal drilling, vertical drilling, coiled tubing drilling
Etc. a variety of drilling modes.
Hydroscillator in the prior art, such as the explanation for the patent application that Chinese patent publication No. is CN107035319A
A kind of hydroscillator disclosed in book includes the elastic pipe nipple of sealed connection（It is equivalent to vibration pipe nipple）With power section
（It is equivalent to hydro powered assembly）.Elastic pipe nipple includes elastic shell, and slidable fit has a mandrel in elastic shell, the mandrel with
It is equipped with spring between elastic shell, is fixedly connected with piston on the mandrel, piston passes through telescopic band moving mandrel and elastic shell
Mutually sliding.The power section includes shell, and helical axis is equipped in shell, helical blade, helical axis are installed on helical axis
Rotary valve is arranged in lower end（Rotate valve）And the guiding valve contacted with rotary valve face（I.e. fixed valve）, the guiding valve installed by support base
Inside the shell, the pressure-bearing surface that axial movement is formed between the guiding valve and rotary valve, is arranged spring between pressure-bearing surface and support base.It should
Hydroscillator is easy to operate, can effectively prevent well drilling pipe column bit freezing.But the hydroscillator is complicated, use reliability
It is low.
Utility model content
The purpose of this utility model is to provide a kind of hydroscillators that use reliability is high；The purpose of this utility model
Hydro powered assembly in a kind of above-mentioned hydroscillator of offer is be provided；The purpose of this utility model, which also resides in, provides a kind of peace
Load onto the well drilling pipe column for stating hydroscillator.
To achieve the above object, the technical solution of the hydro powered assembly of the utility model is：
Scheme 1, a kind of hydro powered assembly, including tubular shell, the shell are equipped with for entering for drilling fluid
Inlet, equipped with stator and the rotor that can be rotated in the stator in the shell, the rotor be connected with rotation valve and
The fixation valve contacted with rotation valve face, the rotation valve are equipped with the flowing hole with rotor eccentricity, and the fixed valve is equipped with extremely
Few a pair of liquid-passing hole, the liquid-passing hole can be connected when rotor turns an angle with flowing hole, and one in pairs of liquid-passing hole
A liquid-passing hole upper end area of passage is less than the lower end area of passage of the upper end area of passage and flowing hole of another liquid-passing hole.
Advantageous effect：Drilling fluid drives rotor rotation, rotor banding turn to move valve rotation, make flowing hole on rotation valve with it is solid
The liquid-passing hole determined on valve is interlaced, modulates simple harmonic characteristic pressure wave, and pressure wave, which is communicated up, drives entire hydroscillator to shake
Dynamic, the utility model can help to improve rate of penetration, and have the advantages that simple in structure, reliability is high.
Scheme 2 is further improved on the basis of scheme 1, and the liquid-passing hole is evenly arranged on fixed valve.Liquid-passing hole exists
The monochromatic wave contributed to form with arrangement on fixed valve is more uniform.
Scheme 3 is further improved on the basis of scheme 1, pairs of liquid-passing hole central symmetry.It is symmetrical centered on liquid-passing hole
The monochromatic wave for making to be formed is contributed to more to stablize.
Scheme 4 is further improved on the basis of scheme 3, and the section of the liquid-passing hole is trapezoidal.Trapezoidal liquid-passing hole is convenient for
Setting.
Scheme 5 is further improved on the basis of scheme 1, and the rotor is single-screw screw rod.Single-screw screw rod contributes to
Make drilling fluid driving rotor rotation.
The technical solution of the hydroscillator of the utility model is：
The hydro powered assembly of scheme 1, a kind of hydroscillator, including sealed connection drives with vibration pipe nipple, the waterpower
Dynamic assembly includes tubular shell, and the shell is equipped with the inlet for entering for drilling fluid, and stator is equipped in the shell
And the rotor that can be rotated in the stator, the fixation valve that the rotor is connected with rotation valve and is contacted with rotation valve face, institute
Rotation valve is stated equipped with the flowing hole with rotor eccentricity, the fixed valve is equipped at least a pair of of liquid-passing hole, and the liquid-passing hole exists
Rotor can be connected when turning an angle with flowing hole, and in pairs of liquid-passing hole liquid-passing hole upper end area of passage is less than another
The lower end area of passage of the upper end area of passage and flowing hole of one liquid-passing hole.
Advantageous effect：Drilling fluid drives rotor rotation, rotor banding turn to move valve rotation, make flowing hole on rotation valve with it is solid
The liquid-passing hole determined on valve is interlaced, modulates simple harmonic characteristic pressure wave, and pressure wave, which is communicated up, drives entire hydroscillator to shake
Dynamic, the utility model can help to improve rate of penetration, and have the advantages that simple in structure, reliability is high.
Scheme 2 is further improved on the basis of scheme 1, and the liquid-passing hole is evenly arranged on fixed valve.Liquid-passing hole exists
The monochromatic wave contributed to form with arrangement on fixed valve is more uniform.
Scheme 3 is further improved on the basis of scheme 1, pairs of liquid-passing hole central symmetry.It is symmetrical centered on liquid-passing hole
The monochromatic wave for making to be formed is contributed to more to stablize.
Scheme 4 is further improved on the basis of scheme 3, and the section of the liquid-passing hole is trapezoidal.Trapezoidal liquid-passing hole is convenient for
Setting.
Scheme 5 is further improved on the basis of scheme 1, and the rotor is single-screw screw rod.Single-screw screw rod contributes to
Make drilling fluid driving rotor rotation.
The technical solution of the well drilling pipe column of the utility model is：
Scheme 1, a kind of well drilling pipe column, including hydroscillator, the hydroscillator include that the waterpower being tightly connected is driven
Dynamic assembly and vibration pipe nipple, the hydro powered assembly includes tubular shell, and the shell is equipped with for entering for drilling fluid
Inlet, equipped with stator and the rotor that can be rotated in the stator in the shell, the rotor be connected with rotation valve with
And the fixation valve contacted with rotation valve face, the rotation valve are equipped with the flowing hole with rotor eccentricity, the fixed valve is equipped with
At least a pair of of liquid-passing hole, the liquid-passing hole can be connected when rotor turns an angle with flowing hole, in pairs of liquid-passing hole
One liquid-passing hole upper end area of passage is less than the lower end area of passage of the upper end area of passage and flowing hole of another liquid-passing hole.
Advantageous effect：Drilling fluid drives rotor rotation, rotor banding turn to move valve rotation, make flowing hole on rotation valve with it is solid
The liquid-passing hole determined on valve is interlaced, modulates simple harmonic characteristic pressure wave, and pressure wave, which is communicated up, drives entire hydroscillator to shake
Dynamic, the utility model can help to improve rate of penetration, and have the advantages that simple in structure, reliability is high.
Scheme 2 is further improved on the basis of scheme 1, and the liquid-passing hole is evenly arranged on fixed valve.Liquid-passing hole exists
The monochromatic wave contributed to form with arrangement on fixed valve is more uniform.
Scheme 3 is further improved on the basis of scheme 1, pairs of liquid-passing hole central symmetry.It is symmetrical centered on liquid-passing hole
The monochromatic wave for making to be formed is contributed to more to stablize.
Scheme 4 is further improved on the basis of scheme 3, and the section of the liquid-passing hole is trapezoidal.Trapezoidal liquid-passing hole is convenient for
Setting.
Scheme 5 is further improved on the basis of scheme 1, and the rotor is single-screw screw rod.Single-screw screw rod contributes to
Make drilling fluid driving rotor rotation.
Description of the drawings
Fig. 1 is the structural schematic diagram of the hydroscillator in the well drilling pipe column embodiment 1 of the utility model；
Fig. 2 is schematic diagram of the rotation valve with fixed valve in hydraulic pressure maximum in Fig. 1；
Fig. 3 is schematic diagram of the rotation valve with fixed valve in hydraulic pressure minimum in Fig. 1；
In attached drawing：1, pipe nipple is vibrated；11, slide-bar；12, outer barrel is vibrated；13, disk spring；14, piston；2, hydro powered
Assembly；21, tubular shell；22, stator, 23, rotor；3, lower contact；4, fixed valve assembly；41, valve is rotated；411, flowing hole；
42, fixed valve；421, liquid-passing hole one；422, liquid-passing hole two；43, fixed valve base.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of the well drilling pipe column of the utility model, as shown in Figure 1 to Figure 3, including drill bit, drilling rod and water
Forced oscillation device, hydroscillator include the hydro powered assembly 2 for vibrating pipe nipple 1 and being tightly connected with vibration pipe nipple 1, and waterpower is driven
Dynamic 2 lower end of assembly is connected with lower contact 3.Vibration pipe nipple 1 includes that vibration shell, disk spring 13 and axle center are machined with flow channels
Slide-bar 11, slide-bar 11 is slidedly assemblied in vibration shell and has projective structure to 11 block of slide-bar in vibration shell,
And the both ends of vibration shell are stretched out at 11 both ends of slide-bar, have ring between slide-bar 11 and the vibration shell of setting projective structure
Sky, disk spring 13 is equipped in annular space, and the upper end of disk spring 13 is connect with vibration shell.It is fixedly connected with work on slide-bar 11
Plug 14, when the fluid in slide-bar 11 is flowed into from 11 lower end of slide-bar, fluid can enter the driving vibration shell movement of piston 14, and
Piston 14 is connect with the lower end of disk spring 13.
The hydro powered assembly 2 of the present embodiment includes tubular shell 21, and 21 upper end of tubular shell and the lower end of slide-bar 11 connect
It connects.Stator 22 is installed, rotor 23 is mounted in stator 22 and had circulation between stator 22 inside tubular shell 21
Road, the rotor 23 in the present embodiment is single-screw screw rod, and also single-screw screw rod is alternatively double helix screw rod in other embodiments.
The lower end of rotor 23 is connected with fixed valve assembly 4, and fixed valve assembly 4 is fixedly mounted on 21 lower end of tubular shell.Fixed valve assembly 4
Including rotation valve 41, fixed valve 42 and fixed valve base 43, the lower face for rotating valve 41 is contacted with fixed valve 42, and fixed valve 42 is logical
Cross the lower end that fixed seat 43 is mounted on tubular shell 21.It is provided with the flowing hole 411 eccentric with rotor 23, this reality on rotation valve 41
It is column structure to apply the flowing hole 411 in example, fixes on valve 42 liquid-passing hole there are two opening, respectively liquid-passing hole 1 and logical liquid
Hole 2 422.Liquid-passing hole 1 is round estrade liquid-passing hole, and liquid-passing hole 2 422 is rounding stage body liquid-passing hole, and liquid-passing hole 1
It is evenly arranged on the circumferencial direction of fixed valve 42 with liquid-passing hole 2 422, that is to say, that liquid-passing hole 1 and liquid-passing hole 2 422
Central symmetry about fixed valve 42.Meanwhile the upper end diameter of liquid-passing hole 1 with rotation valve 41 on flowing hole 411 it is straight
Diameter is identical.When vibrating valve 41 rotates, the flowing hole 411 rotated on valve 41 is staggeredly overlapped with two liquid-passing holes on fixed valve 42,
The liquid-passing hole of coincidence forms approximate monochromatic wave in cyclically-varying.
When the well drilling pipe column work of the present embodiment, the liquid-passing hole of drilling fluid flow- through valve plate group enters inside slide-bar 11, slide-bar
23 high speed rotation of fluid downlink drive rotor inside 11, rotor 23 drive rotation valve 41 with same rotational speed high speed rotation, rotation
Valve 41 rotates the eccentric flowing hole 411 on valve 41 and the liquid-passing hole 1 and liquid-passing hole two on fixed valve 42 in high-speed rotation
422, which form periodical size, staggeredly changes, that is, forms periodically variable hydraulic coupling.When eccentric flowing hole 411 and liquid-passing hole one
When 421 overlapping, so that fluid is concentrated, that is, hydraulic coupling is made to concentrate, forms maximum hydraulic pressure power, table of the action of hydraulic force in piston 14
On face, the sliding of the generation Relative Vibration of slide-bar 11 outer barrel 12 will be pushed.When eccentric flowing hole 411 is Chong Die with liquid-passing hole 2 422,
Make fluid dispersion, that is, hydraulic coupling is made to disperse, form minimum hydraulic pressure power, compressed disk spring 13 extends at this time, to push away
Piston 14 and slide-bar 11 reset.Periodically variable hydraulic coupling forms periodic sliding, generates effect of vibration, promotes broken rock
Pressure cycle changes, effective fractured rock.The frequency of vibrating device vibration, amplitude can be by adjusting hydro powered assemblies 2
Structure size, the structure size of rotor 23, rotation valve 41, the structure size of fixed valve 42, the performance parameter of disk spring 13 with
And the flow of drilling fluid is realized.
The specific embodiment 2 of the well drilling pipe column of the utility model, opens up that there are two logical liquid on the fixation valve in the present embodiment
Two liquid-passing holes two of Kong Yiyu, liquid-passing hole one, which is spaced with liquid-passing hole two on fixed valve, to be arranged, and four liquid-passing holes are in fixation
It is evenly arranged on valve.Other are same as Example 1, repeat no more.
The specific embodiment 3 of the well drilling pipe column of the utility model, the liquid-passing hole one in the present embodiment are shrinkage pool, liquid-passing hole two
For projecting apertures, and the upper end area of passage of liquid-passing hole one is bigger than the upper end area of passage of liquid-passing hole two, other and 1 phase of embodiment
Together, it repeats no more.
A logical liquid is only arranged on the fixation valve in the present embodiment in the specific embodiment 4 of the well drilling pipe column of the utility model
Hole, by making vibration shell generate periodically with the sealing surface and liquid-passing hole interval cooperation fixed on valve when rotation valve rotates
Vibration, other are same as Example 1, repeat no more.
The embodiment phase of the embodiment of the hydroscillator of the utility model and the hydroscillator in above-mentioned well drilling pipe column
Together, it repeats no more.
The implementation of the embodiment of the hydro powered assembly of the utility model and the hydro powered assembly in above-mentioned well drilling pipe column
Example is identical, repeats no more.
Claims (15)
1. a kind of hydro powered assembly, including tubular shell, the shell is equipped with the inlet for entering for drilling fluid, institute
State equipped with stator and the rotor that can be rotated in the stator in shell, the rotor be connected with rotation valve and with rotation valve face
The fixation valve of contact, the rotation valve are equipped with the flowing hole with rotor eccentricity, it is characterised in that：The fixed valve is equipped with extremely
Few a pair of liquid-passing hole, the liquid-passing hole can be connected when rotor turns an angle with flowing hole, and one in pairs of liquid-passing hole
A liquid-passing hole upper end area of passage is less than the lower end area of passage of the upper end area of passage and flowing hole of another liquid-passing hole.
2. hydro powered assembly according to claim 1, it is characterised in that：The liquid-passing hole uniform cloth on fixed valve
It sets.
3. hydro powered assembly according to claim 1, it is characterised in that：Pairs of liquid-passing hole central symmetry.
4. hydro powered assembly according to claim 3, it is characterised in that：The section of the liquid-passing hole is trapezoidal.
5. hydro powered assembly according to claim 1, it is characterised in that：The rotor is single-screw screw rod.
6. a kind of hydroscillator, including the hydro powered assembly of sealed connection and vibration pipe nipple, it is characterised in that：The waterpower
Drive assembly includes tubular shell, and the shell is equipped with the inlet for entering for drilling fluid, and it is fixed to be equipped in the shell
Son and the rotor that can be rotated in the stator, the fixation valve that the rotor is connected with rotation valve and is contacted with rotation valve face,
The rotation valve is equipped with the flowing hole with rotor eccentricity, and the fixed valve is equipped at least a pair of of liquid-passing hole, the liquid-passing hole
It can be connected with flowing hole when rotor turns an angle, in pairs of liquid-passing hole liquid-passing hole upper end area of passage is less than
The upper end area of passage of another liquid-passing hole and the lower end area of passage of flowing hole.
7. hydroscillator according to claim 6, it is characterised in that：The liquid-passing hole is evenly arranged on fixed valve.
8. hydroscillator according to claim 6, it is characterised in that：Pairs of liquid-passing hole central symmetry.
9. hydroscillator according to claim 7, it is characterised in that：The section of the liquid-passing hole is trapezoidal.
10. hydroscillator according to claim 6, it is characterised in that：The rotor is single-screw screw rod.
11. a kind of well drilling pipe column, including hydroscillator, it is characterised in that：The hydroscillator includes the water being tightly connected
Power drive assembly and vibration pipe nipple, the hydro powered assembly includes tubular shell, and the shell is equipped with for for drilling fluid
The inlet of entrance, the shell is interior to be connected with rotation equipped with stator and the rotor that can be rotated in the stator, the rotor
Valve and with the fixation valve that contact of rotation valve face, the rotation valve is equipped with the flowing hole with rotor eccentricity, on the fixed valve
Equipped at least a pair of of liquid-passing hole, the liquid-passing hole can be connected when rotor turns an angle with flowing hole, pairs of liquid-passing hole
In a liquid-passing hole upper end area of passage be less than another liquid-passing hole upper end area of passage and flowing hole lower end flow-passing surface
Product.
12. well drilling pipe column according to claim 11, it is characterised in that：The liquid-passing hole is evenly arranged on fixed valve.
13. well drilling pipe column according to claim 11, it is characterised in that：Pairs of liquid-passing hole central symmetry.
14. well drilling pipe column according to claim 13, it is characterised in that：The section of the liquid-passing hole is trapezoidal.
15. well drilling pipe column according to claim 11, it is characterised in that：The rotor is single-screw screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820178454.1U CN208073362U (en) | 2018-02-01 | 2018-02-01 | A kind of hydro powered assembly, hydroscillator and well drilling pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820178454.1U CN208073362U (en) | 2018-02-01 | 2018-02-01 | A kind of hydro powered assembly, hydroscillator and well drilling pipe column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208073362U true CN208073362U (en) | 2018-11-09 |
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ID=64036938
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820178454.1U Active CN208073362U (en) | 2018-02-01 | 2018-02-01 | A kind of hydro powered assembly, hydroscillator and well drilling pipe column |
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| Country | Link |
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| CN (1) | CN208073362U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219595A (en) * | 2019-05-29 | 2019-09-10 | 中石化石油机械股份有限公司研究院 | A kind of novel hydropower oscillator |
| CN110748297A (en) * | 2019-09-19 | 2020-02-04 | 西南石油大学 | Device and method for reducing friction between drilling tool and well wall |
| CN111119740A (en) * | 2019-11-14 | 2020-05-08 | 中石化石油工程技术服务有限公司 | Hydraulic oscillator induction assembly |
| CN112922553A (en) * | 2021-04-08 | 2021-06-08 | 河南易发石油工程技术有限公司 | Drilling tool oscillator for well drilling |
-
2018
- 2018-02-01 CN CN201820178454.1U patent/CN208073362U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219595A (en) * | 2019-05-29 | 2019-09-10 | 中石化石油机械股份有限公司研究院 | A kind of novel hydropower oscillator |
| CN110219595B (en) * | 2019-05-29 | 2020-11-24 | 中石化石油机械股份有限公司研究院 | Novel hydraulic oscillator |
| CN110748297A (en) * | 2019-09-19 | 2020-02-04 | 西南石油大学 | Device and method for reducing friction between drilling tool and well wall |
| CN110748297B (en) * | 2019-09-19 | 2021-01-12 | 西南石油大学 | Device and method for reducing friction between drilling tool and well wall |
| CN111119740A (en) * | 2019-11-14 | 2020-05-08 | 中石化石油工程技术服务有限公司 | Hydraulic oscillator induction assembly |
| CN112922553A (en) * | 2021-04-08 | 2021-06-08 | 河南易发石油工程技术有限公司 | Drilling tool oscillator for well drilling |
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