CN109309402A - A kind of power supply unit of the automatically controlled tool of water injection well in oil fields sparge pipe - Google Patents
A kind of power supply unit of the automatically controlled tool of water injection well in oil fields sparge pipe Download PDFInfo
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- CN109309402A CN109309402A CN201811348304.1A CN201811348304A CN109309402A CN 109309402 A CN109309402 A CN 109309402A CN 201811348304 A CN201811348304 A CN 201811348304A CN 109309402 A CN109309402 A CN 109309402A
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- sparge pipe
- automatically controlled
- power supply
- injection well
- water injection
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/185—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators using fluid streams
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/186—Vibration harvesters
Abstract
The present invention provides a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe, including sparge pipe, the left port of sparge pipe is water inlet, vortex shedders and clamp assembly are sequentially arranged with into sparge pipe from water inlet, it is vertically-mounted on clamp assembly to have the piezoelectric element with multiple piezoelectric bimorph oscillators, vortex shedders can produce vortex street, act on to generate the equivalent excitation of piezoelectric element.The present invention is converted as driving source by a series of energy using vortex caused by fluid structure interaction, can be directly using endlessly water flow solves the problems, such as or improve the energy supply of automatically controlled tool in water injection well in oil fields sparge pipe.The configuration of the present invention is simple is compact, no electromagnetic interference, energizes without external control unit outside and power supply, scalability is strong in long-range pipeline, it is easy to accomplish multiple spot is continuously arranged；In flow field state pipe complicated and changeable, the present invention still has the effect of that output power is higher, output voltage signal fluctuates small, tube fluid capacity usage ratio.
Description
Technical field
The present invention relates to a kind of power supply units, and in particular, to a kind of power supply of the automatically controlled tool of water injection well in oil fields sparge pipe
Device.
Background technique
Petroleum as the big energy of the first in the world at this stage, national product and military strategy to China be of great significance and
Value.Currently, with the continuous exploitation and consumption in the oil fields such as the grand celebration of the country of China, the Liaohe River, Sichuan, oil field totality oil reserve
Constantly decline and oil reservoir production capacity weakens year by year in middle less permeable layer, at home the ever-expanding realistic pressure of the market demand
Under, the sustainable development production technique in oil field flourishes, while being also faced with new lot of challenges.For example, opening in oil field
The middle and later periods is sent out, in order to guarantee the production efficiency and exploitation rate of oil reservoir, solves the problems, such as that formation pressure declines, generally in oil field
Water injection well is established, injects water into oil reservoir to guarantee the effective pressure of oil reservoir, to make oil reservoir that can drive acquisition in recovery process
Power maintenance is in higher level.In general, in every mouth water injection well, for improve oil recovery quality and alleviate oil reservoir horizontal contradiction and
Interlayer interference contradiction, China oil field take seperated layer water injection using technique at this stage, carry out corresponding layer and section to different oil reservoirs
Quantitative injection allocation.In water distribution pipeline in water injection well, a series of physical parameter such as real-time traffic, pressure and temperature in pipe needs
The downhole electric control tool system for being integrated with multiple sensors comes completion status monitoring and information transmission.However, underground is electric at this stage
The power supply of control tool mostly uses disposable battery or rechargeable battery, and limited battery life is replaced battery or needed when charging the battery
A whole set of automatically controlled tool system is taken out from underground, it is contemplated that the actual quantity of the depth and matched water injection well that thousands of meter of oil field
With distribution, this workload for making to replace battery operation and working time are huge, while a large amount of batteries replaced also can be to environment
It causes greatly to bear.Therefore, in water injection well in oil fields sparge pipe automatically controlled tool power supply difficulty problem, be nowadays in oilfield exploitation technology
One of problem most in the urgent need to address.
In recent years, as international community is for good, the people of new energy technology and cleaning sustainable energy Development Technology
Propose the piezoelectric generating device based on vortex-induced vibration of diversified forms in pipeline, it generally have structure simple, high reliablity,
No electromagnetic interference and the advantages that being easily integrated, can meet the power demands of general wireless sensor monitoring system.However, existing
Vortex-induced vibration piezoelectric generating device is due to being arranged in flow field state pipe complicated and changeable, in automatically controlled tool power supply task
Still there is the problems such as output power is lower, output voltage signal fluctuation is big, tube fluid capacity usage ratio is low.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of automatically controlled tools of water injection well in oil fields sparge pipe
Power supply unit capturees energy by the core that piezoelectric material is constituted using vortex caused by fluid structure interaction as driving source
Unit carries out the conversion between fluid dynamic energy, mechanical vibrational energy and electric energy, can directly utilize in water injection well in oil fields sparge pipe in a steady stream
Continuous water flow solves the problems, such as or improves the energy supply of automatically controlled tool.
In order to achieve the above object, the present invention provides a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe, comprising:
The left port of sparge pipe, the sparge pipe is water inlet, and the water distribution inside pipe wall is symmetrically installed with two connection horizontal stripes, two companies
Each correspondence in left and right ends for connecing horizontal stripe is provided with a through-hole, and four through-holes are opened up along the thickness direction of connection horizontal stripe, and described two
It is separately installed with vortex shedders and clamp assembly from left to right on a connection horizontal stripe, in which:
Two through-holes on the left of the both ends of the vortex shedders and described two connection horizontal stripes are interference fitted；
The clamp assembly includes: fixture support shaft, jig main body and cover board, the both ends of the fixture support shaft with it is described
Two through-holes interference fit on the right side of two connection horizontal stripes, the jig main body are fixed in the fixture support shaft, the lid
Plate is mounted on the jig main body, and there is a through-hole in the cover board center；
Piezoelectric element is also equipped on the clamp assembly, the piezoelectric element includes the first clump weight, four secondary piezoelectricity
Twin lamella oscillator, main piezoelectric bimorph oscillator, the second clump weight and vortex street starting of oscillation component, the main piezoelectric bimorph oscillator is by institute
It states cover board and the jig main body is longitudinally clamped on the left of the clamp assembly, and the right end position of the main piezoelectric bimorph oscillator
The vortex street starting of oscillation component is connected on the left of the through hole in the cover board center, the main piezoelectric bimorph oscillator, it is described
The both ends of vortex street starting of oscillation component are all connected with the second clump weight, the left end of four pairs piezoelectric bimorph oscillator and the vortex street
The connection of starting of oscillation component, and described four secondary piezoelectric bimorph oscillators are laterally placed equidistant in pairs in the main piezoelectric bimorph
The right end of the two sides of oscillator, described four secondary piezoelectric bimorph oscillators is all connected with the first clump weight.
Further, the water distribution inside pipe wall is symmetrically opened there are two rectangular inner groove, and described two connection horizontal stripes are installed respectively
In corresponding rectangular inner groove.
Further, a circumferential annular with the rectangular inner groove connection is provided on the water inlet inner wall of the sparge pipe
Inside groove, is equipped with circlip for hole in the annular trough, the left ends of described two connection horizontal stripes by with the hole bullet
Property retaining ring is fastened in the rectangular inner groove.
Further, the vortex shedders are made of stainless steel material, and are stepped shaft structure.
Further, the surface of the vortex shedders is coated with super hydrophobic material coating.
Further, it can also be loaded and unloaded in the water inlet of the sparge pipe and round honeycomb aluminum core plate is installed, the circle bee
Nest aluminium core plate is located at the left side of the vortex shedders.
Further, it is provided in the water inlet of the sparge pipe for the ladder for installing round honeycomb aluminum core plate can be loaded and unloaded
Hole.
Further, multiple hexagon aluminium foil honeycombs, the multiple hexagon are provided in the round honeycomb aluminum core plate
Aluminium foil honeycomb outer periphery is round bound edge, the platform of the stepped hole of the round bound edge and sparge pipe of the circle honeycomb aluminum core plate
Shoulder hole forms removable transition fit.
Further, the clamp assembly further includes tightening component, and the jig main body is fixed on by the tightening component
In the fixture support shaft.
Further, the cover board is mounted on the jig main body by bolt, and the bolt is for adjusting the lid
The elasticity of plate and the jig main body.
Compared with prior art, the present invention have it is following the utility model has the advantages that
Vortex is as driving source using caused by fluid structure interaction by the present invention, the core being made up of piezoelectric material
Prisoner's energy unit carries out the conversion between fluid dynamic energy, mechanical vibrational energy and electric energy, can be directly using in water injection well in oil fields sparge pipe
Endlessly water flow solves the problems, such as or improves the energy supply of automatically controlled tool；The configuration of the present invention is simple is compact, no electromagnetic interference, nothing
External control unit outside and power supply is needed to energize, scalability is strong in long-range pipeline, it is easy to accomplish multiple spot is continuously arranged；In flow field state
In pipe complicated and changeable, the present invention still has that output power is higher, output voltage signal fluctuates small, tube fluid energy utilization
The effect of rate.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is that a kind of structure of an embodiment of the power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe of the invention is shown
It is intended to；
Fig. 2 is the structural schematic diagram of piezoelectric element and clamp assembly of the invention；
Fig. 3 is radial cross-section of the invention in Fig. 1；
Fig. 4 is the circumferential cross-sectional view of sparge pipe and honeycomb aluminum core plate in Fig. 1；
Fig. 5 is the circumferential cross-sectional view of sparge pipe and circlip for hole in Fig. 1.
In figure: 1 is sparge pipe, and 2 be round honeycomb aluminum core plate, and 3 be circlip for hole, and 4 be two connection horizontal stripes, 501
For vortex shedders, 502 be super hydrophobic material coating, and 601 be fixture support shaft, and 602 be jig main body, and 603 be cover board, 604
It is holding screw for bolt, 605,701 be the first clump weight, and 702 be four secondary piezoelectric bimorph oscillators, and 703 is double for main piezoelectricity
Chip oscillator, 704 be the second clump weight, and 705 play vibration plate for vortex street.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
Shown in referring to Fig.1, Fig. 1 is an a kind of reality of the power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe of the invention
Apply the structural schematic diagram of example, comprising: the left port of sparge pipe 1, sparge pipe 1 is water inlet, and 1 inner wall of sparge pipe is symmetrically installed with two
A connection horizontal stripe 4, each correspondence in left and right ends of two connection horizontal stripes 4 are provided with a through-hole, thickness of four through-holes along connection horizontal stripe 4
Direction opens up, and is separately installed with vortex shedders 501 and clamp assembly 6 from left to right on two connection horizontal stripes 4, in which:
Two through-holes that the both ends of vortex shedders 501 connect 4 left side of horizontal stripe with two are interference fitted, vortex shedders
501, for generating the vortex street of rock-steady structure, are conducive to subsequent piezoelectric element and generate smaller, periodic law the voltage of fluctuation；
Clamp assembly 6 includes: fixture support shaft 601, jig main body 602 and cover board 603, for clamping main piezoelectric bimorph
Oscillator 703, two through-holes that the both ends of fixture support shaft 601 connect 4 right side of horizontal stripe with two are interference fitted, jig main body 602
It being fixed in fixture support shaft 601, cover board 603 is mounted on jig main body 602, and 603 center of cover board is provided with a through-hole, in this way,
The through hole will expose the copper base on a part of 703 right side of main piezoelectric bimorph oscillator, for main piezoelectric bimorph oscillator
The bond pad locations reserved space of 703 copper base conducting wires；
Piezoelectric element 7 is also equipped on clamp assembly 6, piezoelectric element 7 includes that the first clump weight 701, four secondary piezoelectricity are double
Chip oscillator 702, main piezoelectric bimorph oscillator 703, the second clump weight 704 and vortex street play vibration plate 705, main for generating voltage
Piezoelectric bimorph oscillator 703 is clamped in 6 left side of clamp assembly, and main piezoelectric bimorph by cover board 603 and 602 longitudinal direction of jig main body
The right end of oscillator 703 is located at the through hole in 603 center of cover board, and the left side of main piezoelectric bimorph oscillator 703 is connected with vortex street starting of oscillation
Plate 705, the both ends that vortex street plays vibration plate 705 are all connected with the second clump weight 704, the left end of four secondary piezoelectric bimorph oscillators 702
It plays vibration plate 705 with vortex street to connect, and four secondary piezoelectric bimorph oscillators 702 are laterally placed equidistant in main piezoelectric bimorph in pairs
The right end of the two sides of piece oscillator 703, four secondary piezoelectric bimorph oscillators 702 is all connected with the first clump weight 701.Wherein, first
Clump weight 701 is rectangular clump weight, and the second clump weight 704 is cuboid clump weight, the first clump weight 701 and the second clump weight
704 are also possible to other structures, as long as stream field does not generate great interference to the structure.It can be by adjusting the first clump weight
701 and second clump weight 704 weight or volume, change the secondary piezoelectric bimorph oscillators of main piezoelectric bimorph oscillator 703 and four
702 intrinsic frequency.
Specifically, basic principle of the invention is, by piezoelectricity functional material, i.e., piezoelectric element 7 of the invention is as power supply
The core prisoner of device can component, the fluid structurecoupling principle and piezoelectric element 7 of vortex-induced vibration are generated by vortex shedders 501
Direct piezoelectric effect principle captures the fluid dynamic energy in water injection well in oil fields sparge pipe, realizes the function of supplying power of automatically controlled tool in managing.
Referring to Fig.1 shown in-Fig. 2, main piezoelectric bimorph oscillator 703, four secondary piezoelectric bimorph oscillators 702, cuboids are matched
Pouring weight 704, rectangular clump weight 701 and vortex street play vibration plate 705 and collectively form core of the invention prisoner energy unit and piezoelectric element 7,
Piezoelectric bimorph oscillator 703, secondary piezoelectric bimorph oscillator 702 and vortex street play geometric center section on the vertical direction of vibration plate 705
Each parallel to the central axes of sparge pipe 1, the length direction that vortex street plays vibration plate 705 is vertical with the central axes of sparge pipe 1.In this implementation
In example, for the service life for extending main piezoelectric bimorph oscillator 703 and four secondary piezoelectric bimorph oscillators 702 in the present invention, increase
Its strong job stability and reliability, all oscillator surfaces are using 50 microns of carbon slurry coating encapsulation of first layer and 10 microns of the second layer
Parylene depositing encapsulation plays insulation, isolation and protective effect, and preventing piezoelectric vibrator, generated charge leakage arrives at work
In flow fields environment.
Referring to Fig.1 shown in-Fig. 3, fixture support shaft 601, jig main body 602, cover board 603 and bolt 604 collectively form use
In the clamp assembly 6 for clamping main piezoelectric bimorph oscillator 703, jig main body 602 and cover board 603 are made of stainless steel material,
Material surface passes through insulation processing, has good rigidity and insulating properties, prevents main piezoelectric bimorph oscillator 703 to be connected thereto and lead
Admittance causes charge leakage；The whole vertical arrangement of clamp assembly 6, the central axes of fixture support shaft 601 and the central axes of sparge pipe 1
Vertically.
Referring to shown in Fig. 3, on the basis of the above embodiments, 1 inner wall of sparge pipe is symmetrically opened there are two rectangular inner groove, and two
Connection horizontal stripe 4 is separately mounted in corresponding rectangular inner groove.
Referring to shown in Fig. 3, Fig. 5, based on any of the above embodiments, one is provided on the water inlet inner wall of sparge pipe 1
With the circumferential annular trough of rectangular inner groove connection, circlip for hole 3 is installed in annular trough, two connection horizontal stripes 4
Left end with circlip for hole 3 by being fastened in rectangular inner groove.
Specifically, rectangular inner groove can help to fix two connection horizontal stripes 4, so that it will not shake.
Referring to Fig.1, shown in Fig. 3, based on any of the above embodiments, vortex shedders 501 are by stainless steel material system
At, and be stepped shaft structure.
Referring to Fig.1, shown in Fig. 3, based on any of the above embodiments, the surface of vortex shedders 501 is coated with super
Hydrophobic material coating (502).
Specifically, vortex shedders 501 are made of stainless steel material, stepped shaft structure is arranged vertically and surface coating is super
Hydrophobic material coating (502), super hydrophobic material enhance vortex shedders 501 outside anticorrosion and antifouling characteristic, are conducive to generate more steady
Determine the vortex street of structure, generates the equivalent excitation effect bigger to piezoelectric element 7, the prisoner for enhancing power generator can ability.
The form that piezoelectric element 7 and vortex shedders 501 are arranged vertically in sparge pipe 1, is beneficial to prevent gravity to pressure
If the active force interference piezoelectric element 7 that electric tachometer indicator simple harmonic oscillation generates is horizontally disposed, it is downward that gravity will generate a direction
Active force deflects piezoelectric vibrator gradually downward during long-term simple harmonic oscillation, deviates level where the center line of transverse flow
Face.
Referring to Fig.1, it shown in Fig. 3 and Fig. 4, based on any of the above embodiments, can also be filled in the water inlet of sparge pipe 1
It unloads and round honeycomb aluminum core plate 2 is installed, round honeycomb aluminum core plate 2 is located at the left side of vortex shedders 501.
Referring to Fig.1, it shown in Fig. 3, based on any of the above embodiments, is provided in the water inlet of sparge pipe 1 for can
The stepped hole of round honeycomb aluminum core plate 2 is installed in handling.
Referring to Fig.1, it shown in Fig. 4, based on any of the above embodiments, is provided in round honeycomb aluminum core plate 2 multiple
Hexagon aluminium foil honeycomb, multiple hexagon aluminium foil honeycomb outer peripheries are round bound edge, the round bound edge of round honeycomb aluminum core plate 2 with
The shoulder hole of the stepped hole of sparge pipe 1 forms removable transition fit.
The hexagonal structure specifically, the section minimum unit of round honeycomb aluminum core plate 2 is positive, pore size can be flowed with flow field
Fast condition is adjusted, since round honeycomb aluminum core plate 2 is removably, can to cope with different situations and use respective aperture
The round honeycomb aluminum core plate 2 of size.Round honeycomb aluminum core plate 2 plays rectified action, and it is unstable can to eliminate bubble etc. in flow field
Sexual factor provides vortex and preferable uniform flow field environment occurs, and is conducive to improve 7 output voltage signal unstability of piezoelectric element
The problem of.
Referring to Fig.1 shown in-Fig. 3, based on any of the above embodiments, clamp assembly 6 further includes holding screw 605,
Jig main body 602 is fixed in fixture support shaft 601 by holding screw 605.
Referring to Fig.1 shown in-Fig. 3, based on any of the above embodiments, cover board 603 is mounted on fixture by bolt 604
In main body 602, bolt 604 is used to adjust the elasticity of cover board 603 Yu jig main body 602.
The working principle of the above embodiment of the present invention: the power generator at work, water inlet stream of the fluid from sparge pipe 1
Enter in pipe, under the conditions of meeting specific flow velocity and cylindrical body geometric dimension, fluid bypasses the cylinder body of vortex shedders 501
When will periodically fall off the symmetrical parallel and oppositely oriented vortex of two rows；Two row vortexs are moved right with transverse flow, are risen in vortex street
705 front and rear sides of vibration plate cause periodic pressure poor, to generate fluid structure interaction, generate it reciprocal on front-rear direction
The kinetic energy of fluid is converted to the mechanical energy of vibration by vibration, this process；At the same time, vortex street of reciprocating vibration plays vibration plate 705
Main piezoelectric bimorph oscillator 703 and four secondary piezoelectric bimorph oscillators 702 is driven also to do periodic vibration, the alternating of piezoelectric layer
The mechanical energy of vibration is finally changed into electric energy by the piezoelectricity positive-effect of piezoelectric element 7 by Bending Deformation, this process, and final
The energy-storage units in automatically controlled tool are given the energy to by subsequent circuit post-processing module, to realize proposed by the invention
Function of supplying power.
The above embodiment of the present invention passes through piezoelectric element 7 as driving source using vortex caused by fluid structure interaction
The core prisoner's energy unit constituted carries out the conversion between fluid dynamic energy, mechanical vibrational energy and electric energy, can directly be infused using oil field
Endlessly water flow solves the problems, such as or improves the energy supply of automatically controlled tool in well sparge pipe.
On the whole, the above embodiment of the present invention is simple and compact for structure, no electromagnetic interference, without external control unit outside and electricity
Source energy supply, scalability is strong in long-range pipeline, it is easy to accomplish multiple spot is continuously arranged；Be conducive to mention using round honeycomb aluminum core plate 2
The stability of the high power generator output voltage signal；The mode that vortex shedders 501 are arranged vertically with piezoelectric element 7 is conducive to
The antigravity interference performance of enhancement device；Packaging technology used by the above embodiment of the present invention is conducive to extend the service life of device
And improve its job stability；The apparatus structure of the multiple piezoelectric vibrators arranged is conducive to maximally utilize space in pipe,
Tube fluid energy utilization and conversion ratio are improved, the output power of the power supply unit is finally promoted.
In the description of the above embodiment of the present invention, it is to be understood that term " on ", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description and simplification 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.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of power supply unit of the automatically controlled tool of water injection well in oil fields sparge pipe, comprising: the left port of sparge pipe, the sparge pipe is
Water inlet, it is characterised in that: the water distribution inside pipe wall is symmetrically installed with two connection horizontal stripes, the left and right ends of two connection horizontal stripes
It is respectively correspondingly provided with a through-hole, four through-holes are arranged along the thickness direction of connection horizontal stripe, by a left side on described two connection horizontal stripes
Vortex shedders and clamp assembly are separately installed with to the right side, in which:
Two through-holes on the left of the both ends of the vortex shedders and described two connection horizontal stripes are interference fitted；
The clamp assembly includes: fixture support shaft, jig main body and cover board, the both ends of the fixture support shaft with it is described two
Two through-holes interference fit on the right side of horizontal stripe is connected, the jig main body is fixed in the fixture support shaft, the cover board peace
On the jig main body, there is a through-hole in the cover board center；
Piezoelectric element is also equipped on the clamp assembly, the piezoelectric element includes the first clump weight, four secondary piezoelectric bimorphs
Piece oscillator, main piezoelectric bimorph oscillator, the second clump weight and vortex street starting of oscillation component, the main piezoelectric bimorph oscillator is by the lid
Plate and the jig main body are longitudinally clamped on the left of the clamp assembly, and the right end of the main piezoelectric bimorph oscillator is located at institute
The through hole in cover board center is stated, is connected with the vortex street starting of oscillation component, the vortex street on the left of the main piezoelectric bimorph oscillator
The both ends of starting of oscillation component are all connected with the second clump weight, the left end of four pairs piezoelectric bimorph oscillator and the vortex street starting of oscillation
Component connection, and described four secondary piezoelectric bimorph oscillators are laterally placed equidistant in pairs in the main piezoelectric bimorph oscillator
Two sides, the right end of four secondary piezoelectric bimorph oscillators is all connected with the first clump weight.
2. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 1, which is characterized in that institute
It states water distribution inside pipe wall and is symmetrically arranged with two rectangular inner grooves, described two connection horizontal stripes are separately mounted in corresponding rectangular inner groove.
3. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 2, which is characterized in that institute
The circumferential annular trough that the water inlet inner wall of sparge pipe is equipped with one with the rectangular inner groove connection is stated, in the annular trough
Circlip for hole is installed, the left end of described two connection horizontal stripes is described by being fastened on the circlip for hole
In rectangular inner groove.
4. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 1, which is characterized in that institute
It states vortex shedders to be made of stainless steel material, and is stepped shaft structure.
5. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 4, which is characterized in that institute
The surface for stating vortex shedders is coated with super hydrophobic material coating.
6. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 3, which is characterized in that institute
It states also load and unload in the water inlet of sparge pipe and round honeycomb aluminum core plate is installed, the circle honeycomb aluminum core plate is located at the vortex
The left side of generating body.
7. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 6, which is characterized in that institute
It states in the water inlet of sparge pipe and is equipped with for the stepped hole for installing round honeycomb aluminum core plate can be loaded and unloaded.
8. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 6, which is characterized in that institute
It states and is provided with multiple hexagon aluminium foil honeycombs in round honeycomb aluminum core plate, the multiple hexagon aluminium foil honeycomb outer periphery is circle
Bound edge, the round bound edge of the circle honeycomb aluminum core plate and the shoulder hole of the stepped hole form removable transition fit.
9. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 1-8, special
Sign is that the clamp assembly further includes tightening component, and the jig main body is fixed on the fixture branch by the tightening component
It supports on axis.
10. a kind of power supply unit of automatically controlled tool of water injection well in oil fields sparge pipe according to claim 1-8, special
Sign is that the cover board is mounted on the jig main body by bolt, and the bolt is for adjusting the cover board and the folder
Has the elasticity of main body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811348304.1A CN109309402B (en) | 2018-11-13 | 2018-11-13 | Power supply device of electric control tool for water distribution pipe of oil field water injection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348304.1A CN109309402B (en) | 2018-11-13 | 2018-11-13 | Power supply device of electric control tool for water distribution pipe of oil field water injection well |
Publications (2)
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| CN109309402A true CN109309402A (en) | 2019-02-05 |
| CN109309402B CN109309402B (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811348304.1A Active CN109309402B (en) | 2018-11-13 | 2018-11-13 | Power supply device of electric control tool for water distribution pipe of oil field water injection well |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429864A (en) * | 2019-08-13 | 2019-11-08 | 哈尔滨工业大学 | A kind of compound piezoelectric harvester of bending increasing prisoner's energy ability |
| CN110880886A (en) * | 2019-05-18 | 2020-03-13 | 浙江师范大学 | Wind-induced vibration piezoelectric energy harvester |
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|---|---|---|---|---|
| EP0666635B1 (en) * | 1994-02-02 | 1998-06-03 | Hansa Metallwerke Ag | Device to transform pressure variations occurring in fluid systems in electrical energy |
| CN105006991A (en) * | 2015-07-22 | 2015-10-28 | 上海交通大学 | Laminated piezoelectric downhole energy collection device |
| CN207263238U (en) * | 2017-10-20 | 2018-04-20 | 江苏鑫华禹测控技术有限公司 | A kind of self power generation ultrasonic water meter |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0666635B1 (en) * | 1994-02-02 | 1998-06-03 | Hansa Metallwerke Ag | Device to transform pressure variations occurring in fluid systems in electrical energy |
| CN105006991A (en) * | 2015-07-22 | 2015-10-28 | 上海交通大学 | Laminated piezoelectric downhole energy collection device |
| CN207263238U (en) * | 2017-10-20 | 2018-04-20 | 江苏鑫华禹测控技术有限公司 | A kind of self power generation ultrasonic water meter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880886A (en) * | 2019-05-18 | 2020-03-13 | 浙江师范大学 | Wind-induced vibration piezoelectric energy harvester |
| CN110880886B (en) * | 2019-05-18 | 2021-11-12 | 浙江师范大学 | Wind-induced vibration piezoelectric energy harvester |
| CN110429864A (en) * | 2019-08-13 | 2019-11-08 | 哈尔滨工业大学 | A kind of compound piezoelectric harvester of bending increasing prisoner's energy ability |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109309402B (en) | 2020-09-25 |
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