CN107269460B - A kind of single constraint star-like power generator of cylinder vortex-induced vibration - Google Patents
A kind of single constraint star-like power generator of cylinder vortex-induced vibration Download PDFInfo
- Publication number
- CN107269460B CN107269460B CN201710589831.0A CN201710589831A CN107269460B CN 107269460 B CN107269460 B CN 107269460B CN 201710589831 A CN201710589831 A CN 201710589831A CN 107269460 B CN107269460 B CN 107269460B
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- Prior art keywords
- star
- connect
- piston
- vibrating arm
- rotor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B17/00—Other machines or engines
- F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses a kind of single constraint star-like power generator of cylinder vortex-induced vibration, including star-like generator, several vibration cabins and vibrating arm, the vibrating arm is vertically arranged, vibrating arm is the cone under upper size, vibrating arm is connected by attachment device fixed link, the lower end of fixed link is fixed on water-bed or straits cliff, fixed link is engraved structure, the wall of fixed link is equipped with several through-holes, it vibrates cabin and passes through through-hole, vibration is equipped with piston in cabin, piston is connect with connecting rod, the star-like generator includes shell, star-like rotor and cover board, the shell passes through cover plate for sealing, star-like rotor is connect with connecting rod, star-like rotor is connect with rotating bar, rotating bar is inserted on drive block, drive block is connect with the shaft positioned at star-like generator center, shaft is connect with electric rotating machine.The present invention is by arranging that the vertical vibrating bar of the free one end constraint in one end is conducive to produce electricl energy when vortex-induced vibration occurs by the Oscillation Amplitude with bigger.
Description
Technical field
The star-like power generator of cylinder vortex-induced vibration is constrained the present invention relates to single, belongs to power field.
Background technology
Vortex-induced vibration be fluid by obtuse works when, due to obtuse works rear generate alternately bleed off trailing vortex
Cause works surface pressure distribution generating period to change, further causes a kind of phenomenon of works pests occurrence rule vibration.
This phenomenon is very universal in nature, if it is possible to this vibration is effectively used and be converted, can be people
Class provides a large amount of energy.The flow in ocean and river is as a kind of energy of non-polluting renewable, using vortex-induced vibration to this
It is research hotspot in recent years that the class energy, which is captured and is converted into electric energy, and this energy acquisition mode is environmentally protective and capture is imitated
Rate is high.Vibrating arm is horizontally arranged by traditional vortex-induced vibration electric rotating machine, when vibrating arm vibrates, drives both ends and vibration
The fixed motion structure of bar, then further converts its mechanical energy to electric energy, and this kind of horizontally disposed mode needs larger
For holder to support vibrating arm, installation is troublesome and cost is higher, while can influence the flow field at device rear.Further, since holder
In the presence of can only be captured to the vibration of vibrating arm transverse direction.
In recent years studies have shown that vortex-induced vibration is in addition to there are oscillation crosswises, there is also the in-line vibrations of higher frequency, though
Right in-line vibration amplitude is smaller, but has higher vibration frequency, if it is possible to be used, have higher capture effect
Rate, in addition, the amplitude of lateral arrangement is by extreme influence.
In this context, it proposes a kind of vertical vortex-induced vibration electric rotating machine of one end constraint, there is certain meaning.
Invention content
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention to provide a kind of single constraint cylinder whirlpool exciting
Star-like power generator is moved, the vertical vibrating bar of the free one end constraint in arrangement one end will be with bigger when vortex-induced vibration occurs
Oscillation Amplitude is conducive to produce electricl energy.
Technical solution：To achieve the above object, single constraint star-like power generator of cylinder vortex-induced vibration of the invention, including star
Generator, several vibration cabins and vibrating arm, the vibrating arm are vertically arranged, and vibrating arm is the cone under upper size, is shaken
Lever is connect by attachment device with fixed link, and the lower end of fixed link is fixed on water-bed or straits cliff, and fixed link is to engrave
The wall of hollow structure, fixed link is equipped with several through-holes, and vibration cabin passes through through-hole, vibrates in cabin and be equipped with piston, piston and company
Bar connects, and the star-like generator includes shell, star-like rotor and cover board, the shell by cover plate for sealing, star-like rotor with
Connecting rod connects, and star-like rotor connect with rotating bar, and rotating bar is inserted on drive block, drive block and positioned at star-like generator center
Shaft connection, shaft connect with electric rotating machine；It is moved up and down by vibrating arm, band piston is moved forward and backward, and is connected to pass through
Bar drives star-like rotor rotation, and star-like rotor rotation is to drive rotating bar to rotate, and rotating bar rotation is to drive drive block to turn
Dynamic, drive block rotates to drive shaft to rotate, to drive electric rotating machine to work.
Preferably, the attachment device includes upper connecting pole, lower connecting pole and double universal joint duplex fork, the upper company
It connects column to connect with vibrating arm, lower connecting pole is connect with fixed link, and the end of upper connecting pole and lower connecting pole is equipped with section fork, duplex
The both ends of universal joint duplex fork are all provided with fluted, and section fork is connected by cross axle in groove and double universal joint duplex fork
It connects.
Preferably, being cased with spring on the section fork.
Preferably, the piston jacket has several sealing rings.
Preferably, the piston is equipped with trepanning, connecting rod shaft is connect across trepanning with connecting rod, and sealing is equipped in trepanning
Block.
Preferably, the vibration cabin, piston, connecting rod be (2*n+1) it is a, n is positive integer, and its object is to odd number energy
It is enough to spend dead point well.
Preferably, the drive block is eccentric pendulum.
Preferably, the bias pendulum includes the boss of fan-shaped ontology and extension, the shaft is located at the circle of ontology
At the heart.
Advantageous effect：Single constraint star-like power generator of cylinder vortex-induced vibration of the present invention, has the following advantages：
1. since the vortex-induced vibration that can occur under the cylinder at one end arrangement of free one end constraint is in addition to oscillation crosswise
In addition, also will produce fair current to vibration, while fair current is to being that will not interfere with each other but simultaneous with lateral vibration,
Therefore in vibration processes, fair current to vibration can also be fully utilized.In addition to this, in the case of single constraint, from
The amplitude of bigger can be obtained by end, comprehensive, which can capture the energy of bigger at this 2 points.
2. ensureing device in water with certain leakproofness when capable of ensureing to work under water by the way of piston
Under service life.
3. using the structure of piston, connecting rod and star-like rotor by multiple linear motions while circular motion can be converted into.
Description of the drawings
Fig. 1 is the star-like rotor schematic diagram of the present invention；
Fig. 2 is the vibrating arm schematic diagram of the present invention；
Fig. 3 is the fixed link schematic diagram of the present invention；
Fig. 4 is the double universal joint exploded perspective view of the present invention；
Fig. 5 is the double universal joint fork and spring schematic diagram of the present invention；
Fig. 6 is the cross axle schematic diagram of the present invention；
Fig. 7 is the double universal joint duplex fork schematic diagram of the present invention；
Fig. 8 is the star-like generator exploded perspective view of the present invention；
Fig. 9 is the star-like generator housing schematic diagram of the present invention；
Figure 10 is two schematic diagram of star-like generator cap one and star-like generator cap of the present invention；
Figure 11 is the generator and shaft schematic diagram of the present invention；
Figure 12 is the vibration cabin schematic diagram of the present invention；
Figure 13 is the piston modules exploded perspective view of the present invention；
Figure 14 is the connecting rod and link spigot pin schematic diagram of the present invention；
Figure 15 is the star-like rotor pads and rotor bolt schematic diagram of the present invention；
Figure 16 is the eccentric pendulum gasket of the present invention and eccentric pendulum schematic diagram；
Figure 17 is the star-like generator overlooking structure diagram of the present invention；
Figure 18 is the star-like generator main structure diagram of the present invention.
Specific implementation mode
The present invention is further described below in conjunction with the accompanying drawings.
As shown in Fig. 1 to 18, single constraint star-like power generator of cylinder vortex-induced vibration of the invention, including star-like generator,
Several vibration cabins 12 and vibrating arm 1, the vibrating arm 1 are vertically arranged, and vibrating arm 1 is the cone under upper size, vibrating arm 1
It is connect with fixed link 2 by attachment device, the lower end of fixed link 2 is fixed on water-bed or straits cliff, and fixed link 2 is hollow out
The wall of structure, fixed link 2 is equipped with several through-holes, and vibration cabin 12 passes through through-hole, vibrates in cabin 12 and be equipped with piston 131, living
Plug 131 is connect with connecting rod 14, and the star-like generator includes shell 7, star-like rotor 17 and cover board, and the shell 7 passes through cover board
Sealing, star-like rotor 17 are connect with connecting rod 14, and star-like rotor 17 is connect with rotating bar, and rotating bar is inserted on drive block, transmission
Block is connect with the shaft 111 positioned at star-like generator center, and shaft 111 is connect with electric rotating machine；By being moved down on vibrating arm 1
Dynamic, band piston 131 is moved forward and backward, and to drive star-like rotor 17 to rotate by connecting rod 14, the rotation of star-like rotor 17 is to band
Turn lever rotates, and rotating bar rotates to drive drive block to rotate, and drive block rotates that shaft 111 is driven to rotate, to
Drive electric rotating machine work.
In the present invention, the attachment device includes upper connecting pole, lower connecting pole 3 and double universal joint duplex fork 5, described
Upper connecting pole is connect with vibrating arm 1, and lower connecting pole is connect with fixed link 2, and the end of upper connecting pole and lower connecting pole is equipped with section
Fork, the both ends of double universal joint duplex fork 5 are all provided with fluted, and section fork passes through the cross axle 4 and double universal joint in groove
Duplex fork 5 connects.It is equipped with cylindrical groove in 1 lower end of vibrating arm, threaded hole is equipped in groove, upper connecting pole is equipped with external screw thread,
Upper connecting pole is connect with vibrating arm 1 by screw thread.2 inside of fixed link is Openworks shape, and 2 top of fixed link is equipped with threaded hole, under
Connecting pole is equipped with external screw thread, and lower connecting pole is connect by screw thread with fixed link 2, is cased with spring 6 on the section fork, passes through spring
Rigidity limits the movement angle of vibrating arm, and absorbs the movement buffering of vibrating arm.
In the present invention, in order to keep the leakproofness of whole device, the piston 131 to be cased with several sealing rings 136 outside,
Piston 131 is equipped with groove 132, and sealing ring 136 is located in groove 132, and the piston 131 is equipped with trepanning, and connecting rod shaft 134 passes through
Trepanning 135 is connect with connecting rod 14, and sealing block 133 is equipped in trepanning.Star-like generator further includes two star-like generator caps one
81 and star-like generator cap 2 91, star-like generator cap trepanning 82 and star-like power generation machine screw 83,111 hole 92 of shaft.Two
Generator lid is coordinated by trepanning 82 and screw 83 and the screw hole 73 of star-like generator housing 7, by two upper and lower lids 81,
91 are snuggly mated to together with shell 7, ensure the watertightness of star-like generator.The vibration cabin 12, piston 131, connecting rod 14 are
(2*n+1) is a, and n is positive integer.The drive block is eccentric pendulum 18, and the bias pendulum 18 includes ontology and the extension of sector
Boss, the shaft 111 is located at the circle centre position of ontology, and the effect of eccentric pendulum 18 is when dead point occurs in structure, can
Effect of inertia using eccentric pendulum makes motion smoothing spend dead point.
In the present invention, vibrating arm includes vibration bar body, and 11 upper end of vibrating arm main body is big, and lower end is small, enough by rigidity
The smaller material of quality is made, lower end fluted 12, and fixed link 2 stretches into groove 12 and passes through screw thread at the screw hole 13 of bottom portion of groove
Upper connecting pole connection.Cabin 12, including nacelle 121, pedestal 122, circular hole 123 and screw 124 are vibrated, screw 124 passes through circular hole
123 are fitted close with the screw hole 73 on shell 7.Fixed link 2 includes fixed link main body 21, in device in use, fixed link main body
21 lower ends are fixed on water-bed or straits cliffs.21 inside hollow out of fixed link main body is provided with 2 groups of totally 10 trepannings, for vibration
Cabin 12 passes through.2 upper end of fixed link is equally arranged screw hole 23 and is connect with lower connecting pole.
Lower connecting pole 3 includes screw thread 31 and section fork 32, and screw thread 31 and the screw hole 23 of fixed link are connected.Section fork 32 and ten
Word axis 4 coordinates.Spring 6 is sleeved on section fork 32, entangles entire double universal joint duplex fork 5.Cross axle 4 includes horizontal axis 41 and vertical pivot
42, horizontal axis 41 coordinates with section fork 32,52 cooperation of section fork of vertical pivot 42 and double universal joint duplex fork 5.Double universal joint duplex fork 5
Including section fork 52 and duplex fork holder 51.Shell 7 includes that shell 71, vibration cabin trepanning and screw hole 73 are several.Star-like generator will
After the mechanical movement of vibrating arm 1 is converted into rotary motion, mechanical energy is converted by electrical energy for storage by electric rotating machine 10.Rotation
Axis 111 is transmitting rotary motion, including shaft 111 and flat key 112.It includes nacelle 121, pedestal 122, circular hole to vibrate cabin 12
123 and screw 124, screw 124 passes through circular hole 123 to be fitted close with the screw hole 73 on shell 7.
As shown in fig. 13 that be piston modules 13 exploded perspective view, including piston 131, connecting rod shaft 134, for sealing
The sealing block 133 of connecting rod shaft and several sealing rings 136.Piston 131 moves in nacelle 121, and connecting rod shaft 134 is worn
The trepanning 135 made a living beyond the Great Wall links together connecting rod 14 and piston 132, and ensures piston modules 13 by sealing block 133
Leakproofness equally in order to ensure watertightness, prevents water from entering vibration cabin 12 from piston modules, sealing ring 136 is sleeved on piston 131
On several grooves 132 in.Piston modules 13 are mounted in vibration cabin 12, when vibrating arm 1 moves, push piston modules
13 move in vibration cabin 12.
It is the schematic diagram of connecting rod 14 and link spigot pin 15 as shown in figure 14, figure includes opening for connecting rod 141 and connecting rod two end
Hole 142 and link spigot pin 15.Connecting rod 141 is used to transmit the movement of piston modules 13, and the movement is passed to star-like rotor
17.The trepanning 172 that link spigot pin 15 is used to connect on connecting rod 14 and star-like rotor 17 connects.
Be star-like rotor pads 161 and rotor bolt 162 and screw 164 as shown in figure 15, with shown in Figure 16 partially
Heart pendulum gasket 191 and eccentric pendulum screw 192 act on simultaneously, and eccentric pendulum screw 192 is inserted into 162 bottom of rotor bolt
Screw hole 163 in, star-like rotor 17 and eccentric pendulum 18 are fixed on rotor bolt 162.
As shown in Figure 1 be star-like rotor 17, include the rotor 171 of pentalpha, for connect the trepanning 172 of connecting rod 14 with
And the trepanning 173 of star-like rotor bolt 16 is installed.As shown in figure 16 is eccentric pendulum 18 and eccentric pendulum gasket 191 and bias
Pendulum screw 192.Eccentric pendulum 18 includes eccentric hammer 181 and pin hole 183, rotational shaft insertion hole 182, and pin hole 183 passes through
Rotor bolt 162 is fixed together with star-like rotor.Rotational shaft insertion hole 182 coordinates with rotary shaft.
Such as the internal structure schematic diagram that Figure 17 and Figure 18 is star-like generator.After piston modules 13 are pushed, by more
A connecting rod 14 pushes star-like rotor 17 to rotate around rotary shaft 111, and then electric rotating machine is driven to produce electricl energy.
The above is only a preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of single constraint star-like power generator of cylinder vortex-induced vibration, it is characterised in that：Including star-like generator, several vibrations
Cabin and vibrating arm, the vibrating arm are vertically arranged, and vibrating arm is the cone under upper size, and vibrating arm is by attachment device and admittedly
Fixed pole connects, and the lower end of fixed link is fixed on water-bed or straits cliff, and fixed link is engraved structure, is set on the wall of fixed link
There are several through-holes, vibration cabin passes through through-hole, vibrates in cabin and be equipped with piston, when vibrating arm moves, piston is pushed to transport
Dynamic, piston is connect with connecting rod, and each piston corresponds to a connecting rod, and the star-like generator includes shell, star-like rotor and cover board,
The shell is connect by cover plate for sealing, star-like rotor with connecting rod, and star-like rotor is connect with rotating bar, and rotating bar is inserted into transmission
On block, drive block is connect with the shaft positioned at star-like generator center, and shaft is connect with electric rotating machine；By being moved down on vibrating arm
Dynamic, band piston is moved forward and backward, and to drive star-like rotor to rotate by connecting rod, star-like rotor rotation is to drive rotating bar to turn
Dynamic, rotating bar rotates to drive drive block to rotate, and drive block rotates to drive shaft to rotate, to drive electric rotating machine work
Make.
2. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 1, it is characterised in that：The connection dress
It includes upper connecting pole, lower connecting pole and double universal joint duplex fork to set, and the upper connecting pole connect with vibrating arm, lower connecting pole and
Fixed link connects, and the end of upper connecting pole and lower connecting pole is equipped with section fork, and the both ends of double universal joint duplex fork are equipped with recessed
Slot, section fork are connect by the cross axle in groove with double universal joint duplex fork.
3. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 2, it is characterised in that：On the section fork
It is cased with spring.
4. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 1, it is characterised in that：Outside the piston
It is cased with several sealing rings.
5. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 1, it is characterised in that：The piston is set
There are trepanning, connecting rod shaft to be connect with connecting rod across trepanning, sealing block is equipped in trepanning.
6. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 1, it is characterised in that：The vibration
Cabin, piston, connecting rod are that (2*n+1) is a, and n is positive integer.
7. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 1, it is characterised in that：The drive block
For eccentric pendulum.
8. single constraint star-like power generator of cylinder vortex-induced vibration according to claim 7, it is characterised in that：The eccentric pendulum
Hammer includes the boss of fan-shaped ontology and extension, and the shaft is located at the circle centre position of ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710589831.0A CN107269460B (en) | 2017-07-19 | 2017-07-19 | A kind of single constraint star-like power generator of cylinder vortex-induced vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710589831.0A CN107269460B (en) | 2017-07-19 | 2017-07-19 | A kind of single constraint star-like power generator of cylinder vortex-induced vibration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107269460A CN107269460A (en) | 2017-10-20 |
| CN107269460B true CN107269460B (en) | 2018-08-03 |
Family
ID=60077786
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710589831.0A Active CN107269460B (en) | 2017-07-19 | 2017-07-19 | A kind of single constraint star-like power generator of cylinder vortex-induced vibration |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB595087A (en) * | 1945-04-11 | 1947-11-26 | David Hughes Williams | Improvements in or relating to hydrostatic apparatus |
| CN101054946A (en) * | 2007-05-30 | 2007-10-17 | 唐晓兵 | Hydraulic jigger device |
| CN101886605A (en) * | 2010-07-02 | 2010-11-17 | 王远飞 | Wave power generating device |
| CN104481784A (en) * | 2014-12-03 | 2015-04-01 | 中国海洋大学 | Vortex-induced vibration tidal current power generation assembly |
| CN205955902U (en) * | 2016-06-27 | 2017-02-15 | 毛永波 | Wheel counter -current power expansion plate water wheels or wind wheel and power generation system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101212302B1 (en) * | 2011-04-12 | 2012-12-12 | 연세대학교 산학협력단 | Apparatus and method for wave power generation |
-
2017
- 2017-07-19 CN CN201710589831.0A patent/CN107269460B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB595087A (en) * | 1945-04-11 | 1947-11-26 | David Hughes Williams | Improvements in or relating to hydrostatic apparatus |
| CN101054946A (en) * | 2007-05-30 | 2007-10-17 | 唐晓兵 | Hydraulic jigger device |
| CN101886605A (en) * | 2010-07-02 | 2010-11-17 | 王远飞 | Wave power generating device |
| CN104481784A (en) * | 2014-12-03 | 2015-04-01 | 中国海洋大学 | Vortex-induced vibration tidal current power generation assembly |
| CN205955902U (en) * | 2016-06-27 | 2017-02-15 | 毛永波 | Wheel counter -current power expansion plate water wheels or wind wheel and power generation system |
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| Publication number | Publication date |
|---|---|
| CN107269460A (en) | 2017-10-20 |
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