CN105840128A - Vortex vibration device - Google Patents
Vortex vibration device Download PDFInfo
- Publication number
- CN105840128A CN105840128A CN201610229465.3A CN201610229465A CN105840128A CN 105840128 A CN105840128 A CN 105840128A CN 201610229465 A CN201610229465 A CN 201610229465A CN 105840128 A CN105840128 A CN 105840128A
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- vortex
- valve plate
- vibration device
- lead channel
- central shaft
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B28/00—Vibration generating arrangements for boreholes or wells, e.g. for stimulating production
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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)
- Details Of Valves (AREA)
Abstract
The invention provides a vortex vibration device. The vortex vibration device comprises a casing, wherein a movable valve plate driven by a driving device to rotate is arranged in the casing, a round vortex chamber is formed in the vibration device, at least one liquid inlet groove is tangentially connected with the vortex chamber, and a vortex chamber outlet is formed in the center of the vortex chamber and connected with a liquid outlet; at least one bypass channel is connected with the liquid outlet; a movable valve liquid inlet hole is formed in the movable valve plate and is communicated with the liquid inlet groove and the bypass channel alternately. With adoption of the structure, the vortex vibration device has the beneficial effects as follows: liquid flow entering the vortex chamber and the bypass channel is changed by movable valve plate and fixed valve plate assemblies, the vibration effect caused by a vortex effect produced in the vortex chamber is better than that caused by open area changes, the vibration effect of the whole vortex vibration device is more obvious, and matching with a spring nipple or a jar in a drilling process is not needed.
Description
Technical field
The present invention relates to oil, natural gas extraction, drilling tool field, especially a kind of vortex vibration device.
Background technology
Along with high angle hole, the extensive application of horizontal well, in drilling process, due to drilling tool Gravitative Loads, drilling tool is big with borehole wall frictional resistance when creeping into, cause drilling tool backing pressure, having a strong impact on horizontal well drilling efficiency, therefore reduce frictional resistance, increase dynamic the pressure of the drill, improving drilling efficiency is problem in the urgent need to address in current drilling engineering.It has been investigated that, drill string is applied the most periodically axial vibration, makes the static friction between drill string and the borehole wall become dynamic friction, the frictional resistance of drilling process can be greatly reduced, make available weight increase, thus reach to improve the purpose of rate of penetration.
Existing vibration antifriction resistance instrument such as Chinese patent literature CN103696693A drilling water forced oscillation device, described by CN 102704842A drilling water forced oscillation device, its structure all uses single-head screw motor to drive dynamic valve port in one plane to move reciprocatingly, by dynamic valve port and the flow-passing surface product moment determining valve formation, produce periodic pressure oscillation, the structure of above-mentioned employing screw drive, restriction because of the screw rod life-span, generally under water-base mud environment, service life is about 150 hours, under oil-base mud environment, service life is about 80 hours, its rubber element constrains service life and the applying working condition etc. of this structure；Also there is Chinese patent literature such as CN 104895517A turbine drive bivalve hydroscillator, described by CN105089501A hydroscillator, its structure all uses turbine drive to move valve port and rotates, by in rotation process with determine valve formation flow-passing surface product moment, produce periodic pressure oscillation, the turbo-driven hydroscillator of above-mentioned employing, because using turbine structure, life-span has the biggest change, but the rotating speed of turbine is 800-2000 rev/min, compare the rotating speed of screw rod 140-360 rev/min, turbo-driven vibration tool frequency of vibration is about 5.5 times of screw-rod structure, too high frequency of vibration can weaken the vibrating effect of instrument, mainly can reduce Oscillation Amplitude.The most above-described instrument the most all needs the vibrating effect coordinating spring pipe nipple or bumper jar etc. to increase instrument.
Summary of the invention
The technical problem to be solved is to provide a kind of vortex vibration device, preferably vibrating effect can be realized without extra electromagnetic shaker, preferably in scheme, it is capable of frequency of vibration adjustable, solving turbine drive in prior art makes frequency of vibration too high, vibration efficiency is low, whole device shorter problem in service life.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is: a kind of vortex vibration device, including housing, is provided with and is driven, by driving means, the moving valve plate rotated in housing；
Being provided with conglobate vortex cavity in vibrating device, at least one lead channel is tangentially connected with vortex cavity；The center of vortex cavity is provided with vortex cavity outlet, and vortex cavity outlet is connected with liquid outlet；
Also at least one bypass passageways is connected with liquid outlet；
Or also at least one leads directly to lead channel is connected with vortex cavity outlet；
Moving valve plate is provided with dynamic valve inlet opening, dynamic valve inlet opening connecting with lead channel and bypass passageways or straight-through lead channel alternately.
Article two, lead channel is tangentially connected with vortex cavity, is circumferentially provided with bypass passageways between two lead channel.
Be additionally provided with fixed valve plate, fixed valve plate be provided with connect with lead channel determine valve through hole, fixed valve plate is additionally provided with connect with bypass passageways determine valve by-pass prot.
Described valve by-pass prot of determining is in tilted layout.
Article one, lead channel is tangentially connected with vortex cavity, and straight-through lead channel is connected with the center of circle of vortex cavity.
Being additionally provided with fixed valve plate, fixed valve plate is provided with determines valve through hole with lead channel and straight-through lead channel connect.
Described vibrating device uses vertically to the structure cutd open.
Being additionally provided with central shaft, central shaft is rotatable to be bearing in housing, housing is installed with turbine stator, central shaft is installed with the turbine rotor matched；
Central shaft is connected by dynamic valve seat and moving valve plate are fixing.
Being additionally provided with damping unit, in described damping unit, damping stator is fixedly connected with the casing, and the damping rotor matched with damping stator is fixing with central shaft to be connected, and damping stator or damping rotor are provided with multiple permanent magnet.
Being installed with screw stator in housing, be additionally provided with the screw rotor coordinated with screw stator, screw rotor is fixing with moving valve plate to be connected.
A kind of vortex vibration device that the present invention provides, by using above structure, has a following beneficial effect:
1, employing is moved, fixed valve plate assembly changes entrance vortex cavity and bypass passageways or the runner of straight-through lead channel, it is more excellent that the vibrating effect that the eddy current effect produced in vortex cavity causes compares the vibrating effect that area of passage change causes, the vibrating effect of whole vortex vibration device becomes apparent from, without mating spring pipe nipple or bumper jar use again in drilling process.
2, in preferred scheme, the turbine assembly using scalable progression replaces screw rod as power drive, coordinate damping unit, it is avoided that in spiro driving device that the life tools caused because of rubber components use shorter problem, for turbine assembly compares screw rod simultaneously, the pressure consumption of instrument is less, and energy utilization efficiency is higher.
3, the damping unit of permanent magnet is used to be applied in combination with turbine assembly, the effect of deceleration is played by damping unit assembly, by controlling the pressure of input liquid stream or selecting the progression of suitable turbine assembly and damping unit, the rotating speed of control centre's axle, the moving valve plate rotating speed realizing being connected with central shaft is adjustable, thus the frequency of vibration that realizes apparatus of the present invention is adjustable, it is avoided that and individually uses turbine drive to cause tool vibration frequency too high, the problem that vibrating effect is not enough.
4, apparatus of the present invention simple in construction, length are short, use all-metal construction, the advantage with length in service life.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the main TV structure cross-sectional schematic of the present invention.
Fig. 2 is another main TV structure cross-sectional schematic of the present invention.
Fig. 3 is moving valve plate and the schematic perspective view of fixed valve plate in the present invention.
Fig. 4 is the schematic perspective view of vibrating device in the present invention.
Fig. 5 is moving valve plate and the schematic perspective view of fixed valve plate of another structure in the present invention.
Fig. 6 is the schematic perspective view of another structure of vibrating device in the present invention.
Fig. 7 is the schematic diagram of the longitudinal section of damping unit in the present invention.
Fig. 8 is the schematic diagram of the cross section of damping unit in the present invention.
Fig. 9 is the schematic diagram of the longitudinal section of another structure of damping unit in the present invention.
Figure 10 is the schematic diagram of the cross section of another structure of damping unit in the present invention.
Figure 11 is that in the present invention, the valve by-pass prot cross-sectional schematic to cuing open is determined on the edge of moving valve plate and another structure of fixed valve plate.
nullIn figure: vibrating device 1，Lead channel 101，Bypass passageways 102，Vortex cavity 103，Vortex cavity outlet 104，Liquid outlet 105，Straight-through lead channel 106，Moving valve plate 2，Dynamic valve inlet opening 201，Fixed valve plate 3，Determine valve through hole 301，Determine valve by-pass prot 302，Cut off 303，Damping unit 4，Damping stator 401，Permanent magnet 402，Damping rotor 403，Pressing plate 404，Turbine rotor 5，Turbine stator 6，Top connection 7，Pressure cap 8，Upper alignment bearing 9，Central shaft 10，Central shaft runner mouth 11，Guide ring 12，Thrust bearing 13，Central shaft runner 14，Lower alignment bearing 15，Dynamic valve seat 16，Housing 17，Lower contact 18，Screw stator 19，Screw rotor 20，Stator baffle plate 201，First axial locating ring 22，Second axial locating ring 23，3rd axial locating ring 24.
Detailed description of the invention
In Fig. 1 ~ 5, a kind of vortex vibration device, including housing 17, housing 17 upper end is connected with top connection 7, and lower end is connected with top connection 7, sees Fig. 1, in 2.
Being provided with in housing 17 and driven, by driving means, the moving valve plate 2 rotated, be provided with conglobate vortex cavity 103 in vibrating device 1, concrete, vortex cavity 103 becomes cylindrical.At least one lead channel 101 is tangentially connected with vortex cavity 103, and the center of vortex cavity 103 is provided with vortex cavity outlet 104, and vortex cavity outlet 104 is connected with liquid outlet 105；When the liquid flow impact vortex cavity 103 of high pressure, i.e. producing and once vibrate, liquid stream is by from vortex cavity outlet 104 discharge subsequently.
At least one bypass passageways 102 is connected with liquid outlet 105；When liquid stream flows out from bypass passageways 102 to liquid outlet 105, then discharge the pressure of accumulation, make whole device reset, save up strength for vibration next time.
Or as shown in Figure 6, also at least one lead directly to lead channel 106 and export 104 with vortex cavity and be connected；When liquid stream exports 104 from straight-through lead channel 106 to vortex cavity, and flow out from liquid outlet 105, produce vibration, the pressure of release accumulation the most hardly, make whole device reset, save up strength for vibration next time.
Moving valve plate 2 is provided with dynamic valve inlet opening 201, dynamic valve inlet opening 201 connecting with lead channel 101 and bypass passageways 102 or straight-through lead channel 106 alternately.Thus structure, the liquid stream of high pressure impact impact vortex cavity 103 alternately produces vibration, and then from bypass passageways 102 or straight-through lead channel 106 pressure release, impact vortex cavity 103, circulates with this again, makes vibrating device 1 produce vibration, and drives whole vortex vibration device to vibrate.
Preferably in scheme such as Fig. 1 ~ 4, two lead channel 101 are tangentially connected with vortex cavity 103, are circumferentially provided with bypass passageways 102 between two lead channel 101.Thus structure, when moving valve plate 2 rotating 360 degrees, then produces 2 vibrations.
Preferably scheme such as Fig. 1 ~ 3, in 5, be additionally provided with fixed valve plate 3, in Fig. 3, fixed valve plate 3 be provided with connect with lead channel 101 determine valve through hole 301, fixed valve plate 3 is additionally provided with connect with bypass passageways 102 determine valve by-pass prot 302.The scheme using fixed valve plate 3 contributes to regulating the oscillating curve of the vortex vibration device of the present invention, such as, in Fig. 3, when determining valve through hole 301 and to determine valve by-pass prot 302 length circumferentially longer, then in a rotary course, vortex cavity 103 or bypass passageways 102 can the determining valve through hole 301 and determining valve by-pass prot 302 and connect with the dynamic valve inlet opening 201 of moving valve plate 2 by fixed valve plate 3 of longer time.Determining valve through hole 301 and determine valve by-pass prot 302 can be Long Circle hole, it is also possible to be the hole of arc.Determine valve through hole 301 and determine to be separated by partition 303 between valve by-pass prot 302.
Be additionally provided with fixed valve plate 3, fixed valve plate 3 be provided with connect with lead channel 101 determine valve through hole 301, fixed valve plate 3 is additionally provided with connect with bypass passageways 102 determine valve by-pass prot 302.
Preferably in scheme such as Figure 11, described valve by-pass prot 302 of determining is in tilted layout.Preferably, near one end of moving valve plate 2 near the center of circle of fixed valve plate 3, the other end is near the edge of fixed valve plate 3.Thus structure, the design of whole vibrating device 1 is the most flexible, it is not necessary to takes into account that the import of liquid bath 101 and bypass passageways 102 needs to be positioned at the problem of same circumference, also avoids the problem that between the diapire of vortex cavity 103 and liquid outlet 105, wall thickness is inadequate.
Another optional scheme such as Fig. 5, in 6, a lead channel 101 is tangentially connected with vortex cavity 103, and straight-through lead channel 106 is connected with the center of circle of vortex cavity 103.Being additionally provided with fixed valve plate 3, fixed valve plate 3 is provided with determines valve through hole 301 with lead channel 101 and straight-through lead channel 106 connect.Valve through hole 301 of determining in this example uses arcuate socket.Thus structure, on a circumference, produces and once vibrates, when high speed liquid stream enters vortex cavity 103 from lead channel 101, produce bigger vibration, and amplitude is bigger；And when high pressure liquid stream enters vortex cavity 103 from straight-through lead channel 106, then through vortex cavity outlet 104 to liquid outlet 105 pressure release, it is nearly free from vibration.In this programme, the structure of vibrating device is relatively simple, it is easier to processing.
Preferably scheme is such as Fig. 4, as shown in 6, and described vibrating device 1 uses vertically to the structure cutd open.Thus structure, it is simple to the processing of vibrating device 1.
In Fig. 1, being additionally provided with central shaft 10, the top of central shaft 10 is provided with pressure cap 8, and pressure cap 8 is tapered, in the gap that guided liquid-flow flows between central shaft 10 and housing 17.Central shaft 10 is bearing in housing 17 by upper alignment bearing 9, thrust bearing 13 and lower alignment bearing 15 are rotatable, turbine stator 6 it is installed with on housing 17, the turbine rotor 5 matched it is installed with on central shaft 10, the turbine assembly of different progression can be changed by the first different axial locating ring 22 of replacing and the second axial locating ring 23, thus regulate the rotating speed of central shaft 10.When the liquid stream of high pressure is through turbine stator 6 and turbine rotor 5, then drive turbine rotor 5 to rotate, thus drive central shaft 10 to rotate.Middle part at central shaft 10, the lower section of turbine assembly, central shaft runner 14 it is provided with within central shaft 10, central shaft runner 14 upper end closed, lower end is open, the structure of similar blind hole, and the sidewall of central shaft 10 is provided with central shaft runner mouth 11, preferably central shaft runner mouth 11 is in tilted layout, higher near one end of central shaft 10 outer wall.Thus structure, makes the liquid stream by turbine assembly enter in central shaft runner 14.
The position of the lower section of central shaft runner 14, is provided with guide ring 12 between housing 17 and central shaft 10, for guiding liquid stream to central shaft runner mouth 11.The top droop of guide ring 12 is higher, to reduce the impact of liquid stream near the side of outer rim.Guide ring 12 is additionally provided with the through hole towards lower section, passes through for part liquid stream, play cooling and the effect of lubrication bearing.
Thrust bearing 13 and lower alignment bearing 15 are arranged on the lower section of guide ring 12.As shown in fig. 1.
In Fig. 1, the dynamic valve seat 16 that the bottom of central shaft 10 leads in passing through is fixing with moving valve plate 2 to be connected.To drive moving valve plate 2 to rotate, and the liquid stream servo valve inlet opening 201 of high pressure is made to flow out.The pressure of liquid stream is adjusted according to operating mode.By pressure or the progression of regulation turbine assembly of regulation liquid stream, the present invention can also regulate the rotating speed of central shaft 10.
Preferably scheme such as Fig. 1, in 7 ~ 10, it is additionally provided with damping unit 4, in described damping unit 4, damping stator 401 is fixing with housing 17 to be connected, the damping rotor 403 matched with damping stator 401 is fixing with central shaft 10 to be connected, and damping stator 401 or damping rotor 403 are provided with multiple permanent magnet 402.The magnetic pole of adjacent permanent magnet 402 is contrary.When damping rotor 403 rotates, cutting magnetic line, produce current vortex, and produce braking moment, thus reduce the rotating speed of central shaft 10.Overcome turbine assembly and drive in structure, the problem that central shaft 10 rotating speed is too high.
Damping unit 4 has two kinds of structures, the first is to be fixedly mounted on by permanent magnet 402 on damping rotor 403, in this example, the cross section of permanent magnet 402 is similar trapezoidal structure, outer ring and the inner ring of permanent magnet 402 are circular arc, and the structure that pressing plate 404 is similar inverted trapezoidal, pressing plate 404 is fixedly mounted on damping rotor 403 with screw, pressing plate 404 utilizes the both sides of inverted trapezoidal to be fixed by permanent magnet 402.In this example, the outer rim of permanent magnet 402 is work surface.
The second structure of damping unit 4 is such as Fig. 8, as shown in 9, and multiple permanent magnets 402 are embedded on damping stator 401, and the magnetic pole of adjacent permanent magnet 402 is contrary.In this example, the upper surface of permanent magnet 402 or lower surface are work surface.
During use, high pressure liquid stream enters from top connection 7, and the taper outer rim through pressure cap 8 promotes damping rotor 403 to rotate, and is flowed in central shaft runner 14 through central shaft runner mouth 11.In damping rotor 403 rotary course, high pressure liquid stream alternately enters dynamic valve inlet opening 201, sequentially enters lead channel 101 and bypass passageways 102, and is drained into lower contact 18 from liquid outlet 105.Because the pressure change of liquid stream makes vortex vibration device produce vibration.
In another optional scheme such as Fig. 2, being installed with screw stator 19 in housing 17, be additionally provided with the screw rotor 20 coordinated with screw stator 19, screw rotor 20 is fixing with moving valve plate 2 to be connected.It is also feasible that the present invention uses screw arbor assembly to drive moving valve plate 2 to rotate.By the rotation of moving valve plate 2, high pressure liquid stream alternately enters dynamic valve inlet opening 201, sequentially enters lead channel 101 and bypass passageways 102, and is drained into lower contact 18 from liquid outlet 105.Because the pressure change of liquid stream makes vortex vibration device produce vibration.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as the restriction for the present invention, and the embodiment in the application and the feature in embodiment, can mutual combination in any in the case of not conflicting.The technical scheme that protection scope of the present invention should be recorded with claim, is protection domain including the equivalents of technical characteristic in the technical scheme that claim is recorded.Equivalent the most in this range is improved, also within protection scope of the present invention.
Claims (10)
1. a vortex vibration device, including housing (17), is provided with in housing (17) and is driven, by driving means, the moving valve plate (2) rotated, it is characterized in that:
Being provided with conglobate vortex cavity (103) in vibrating device (1), at least one lead channel (101) is tangentially connected with vortex cavity (103)；The center of vortex cavity (103) is provided with vortex cavity outlet (104), and vortex cavity outlet (104) is connected with liquid outlet (105)；
Also at least one bypass passageways (102) is connected with liquid outlet (105)；
Or also at least one leads directly to lead channel (106) is connected with vortex cavity outlet (104)；
Moving valve plate (2) is provided with dynamic valve inlet opening (201), dynamic valve inlet opening (201) connecting with lead channel (101) and bypass passageways (102) or straight-through lead channel (106) alternately.
A kind of vortex vibration device the most according to claim 1, is characterized in that: two lead channel (101) are tangentially connected with vortex cavity (103), is circumferentially provided with bypass passageways (102) between two lead channel (101).
A kind of vortex vibration device the most according to claim 2, it is characterized in that: be additionally provided with fixed valve plate (3), fixed valve plate (3) be provided with connect with lead channel (101) determine valve through hole (301), fixed valve plate (3) is additionally provided with connect with bypass passageways (102) determine valve by-pass prot (302).
A kind of vortex vibration device the most according to claim 3, is characterized in that: described valve by-pass prot (302) of determining is in tilted layout.
A kind of vortex vibration device the most according to claim 1, is characterized in that: a lead channel (101) is tangentially connected with vortex cavity (103), straight-through lead channel (106) is connected with the center of circle of vortex cavity (103).
A kind of vortex vibration device the most according to claim 5, is characterized in that: be additionally provided with fixed valve plate (3), and fixed valve plate (3) is provided with determines valve through hole (301) with lead channel (101) and straight-through lead channel (106) connect.
A kind of vortex vibration device the most according to claim 1, is characterized in that: described vibrating device (1) uses vertically to the structure cutd open.
A kind of vortex vibration device the most according to claim 1, it is characterized in that: be additionally provided with central shaft (10), central shaft (10) is rotatable to be bearing in housing (17), housing (17) is installed with turbine stator (6), central shaft (10) is installed with the turbine rotor (5) matched；
Central shaft (10) is connected by dynamic valve seat (16) and moving valve plate (2) are fixing.
A kind of vortex vibration device the most according to claim 8, it is characterized in that: be additionally provided with damping unit (4), in described damping unit (4), damping stator (401) is fixing with housing (17) to be connected, the damping rotor (403) matched with damping stator (401) is fixing with central shaft (10) to be connected, and damping stator (401) or damping rotor (403) are provided with multiple permanent magnet (402).
A kind of vortex vibration device the most according to claim 1, it is characterized in that: in housing (17), be installed with screw stator (19), being additionally provided with the screw rotor (20) coordinated with screw stator (19), screw rotor (20) is fixing with moving valve plate (2) to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610229465.3A CN105840128B (en) | 2016-04-14 | 2016-04-14 | Vortex vibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610229465.3A CN105840128B (en) | 2016-04-14 | 2016-04-14 | Vortex vibration device |
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| Publication Number | Publication Date |
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| CN105840128A true CN105840128A (en) | 2016-08-10 |
| CN105840128B CN105840128B (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610229465.3A Expired - Fee Related CN105840128B (en) | 2016-04-14 | 2016-04-14 | Vortex vibration device |
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| Country | Link |
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| CN (1) | CN105840128B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593338A (en) * | 2016-12-16 | 2017-04-26 | 东北大学秦皇岛分校 | Liquid-drive oscillator |
| CN106930688A (en) * | 2017-03-09 | 2017-07-07 | 长江大学 | A kind of eddy current type waterpower pulse axial impact instrument |
| CN113638697A (en) * | 2021-06-21 | 2021-11-12 | 中石化石油机械股份有限公司 | Composite vibration hydraulic oscillator and manufacturing method thereof |
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| CN101302929A (en) * | 2008-04-30 | 2008-11-12 | 张洪新 | Well drilling down-hole parameter vibration wave transmission device |
| CN103547767A (en) * | 2011-05-18 | 2014-01-29 | 过油管解决方案服务有限公司 | Vortex controlled variable flow resistance device and related tools and methods |
| CN103732854A (en) * | 2011-11-11 | 2014-04-16 | 哈里伯顿能源服务公司 | Autonomous fluid control assembly having a movable, density-driven diverter for directing fluid flow in a fluid control system |
| CN104405287A (en) * | 2014-10-19 | 2015-03-11 | 长江大学 | Dual-pulse hydraulic oscillator for well drilling |
| US20150240600A1 (en) * | 2013-01-29 | 2015-08-27 | Halliburton Energy Services, Inc. | Magnetic valve assembly |
| CN105221073A (en) * | 2015-09-18 | 2016-01-06 | 西南石油大学 | Long horizontal sections horizontal well water attack impulse oscillation pressurizing tool |
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- 2016-04-14 CN CN201610229465.3A patent/CN105840128B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302929A (en) * | 2008-04-30 | 2008-11-12 | 张洪新 | Well drilling down-hole parameter vibration wave transmission device |
| CN103547767A (en) * | 2011-05-18 | 2014-01-29 | 过油管解决方案服务有限公司 | Vortex controlled variable flow resistance device and related tools and methods |
| CN103732854A (en) * | 2011-11-11 | 2014-04-16 | 哈里伯顿能源服务公司 | Autonomous fluid control assembly having a movable, density-driven diverter for directing fluid flow in a fluid control system |
| US20150240600A1 (en) * | 2013-01-29 | 2015-08-27 | Halliburton Energy Services, Inc. | Magnetic valve assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593338A (en) * | 2016-12-16 | 2017-04-26 | 东北大学秦皇岛分校 | Liquid-drive oscillator |
| CN106593338B (en) * | 2016-12-16 | 2019-01-08 | 东北大学秦皇岛分校 | A kind of liquid driven oscillator |
| CN106930688A (en) * | 2017-03-09 | 2017-07-07 | 长江大学 | A kind of eddy current type waterpower pulse axial impact instrument |
| CN113638697A (en) * | 2021-06-21 | 2021-11-12 | 中石化石油机械股份有限公司 | Composite vibration hydraulic oscillator and manufacturing method thereof |
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| CN105840128B (en) | 2019-04-19 |
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