CN207073444U - A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently - Google Patents

A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently Download PDF

Info

Publication number
CN207073444U
CN207073444U CN201720739076.5U CN201720739076U CN207073444U CN 207073444 U CN207073444 U CN 207073444U CN 201720739076 U CN201720739076 U CN 201720739076U CN 207073444 U CN207073444 U CN 207073444U
Authority
CN
China
Prior art keywords
blade
bearing
vortex
sleeve
induced vibration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201720739076.5U
Other languages
Chinese (zh)
Inventor
王树青
房石
陈天舒
赵丽
张常友
夏志鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ocean University of China
Original Assignee
Ocean University of China
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ocean University of China filed Critical Ocean University of China
Priority to CN201720739076.5U priority Critical patent/CN207073444U/en
Application granted granted Critical
Publication of CN207073444U publication Critical patent/CN207073444U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

Abstract

It the utility model is related to a kind of vortex-induced vibration suppression device for having ocean current generating function concurrently, including coil, sleeve and blade, coil is wrapped in submarine pipeline outer wall, sleeve set is in the outside of submarine pipeline, upper bearing (metal) and lower bearing are installed in sleeve top and bottom, and bearing outer ring is provided with groove, blade both ends are provided with elastic spacing one, can be inserted into groove;And blade is that cross section is arc-shaped flaky structure, the vane thickness close to sleeve side is more than the vane thickness away from sleeve side, and blade interior is provided with magnetic stripe along its length;Elastic spacing one is designed using flexible clamping mode, including the trapezoidal dop connected by spring and spacing body, and blade is fixed more firm;Ocean current impacts blade, promotes it to be rotated around pipeline, and magnetic stripe rotates with blade, coil cutting magnetic induction line is caused, at the same time, the blade of rotation can also upset the flow field of pipeline, wake flow is destroyed, influences the generation of whirlpool, and then suppress the purpose of vortex-induced vibration.

Description

A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently
Technical field
The utility model belongs to vortex-induced vibration suppression technology and new energy development utilizes field, and in particular to one kind has sea concurrently Flow the vortex-induced vibration suppression device of generating function.
Background technology
Along with the challenge of energy crisis and the increasingly depleted of On shore Oil Development, China carrys out at end deep water gas and oil in sea It is developed into inevitable development trend.Standpipe as deep-sea oil gas exploration and development normal operation critical component under arms in can run into The vortex-induced vibration problem as caused by Action of Wave Current.When the intrinsic frequency of pipeline is close with vortex shedding frequencies, whirlpool is just generated Covibration is swashed, so as to cause the fatigue rupture of standpipe.Pipeline may finally produce tired in the presence of lasting Vortex-excited vibration Labor breaks ring, so as to have a strong impact on ocean operation, or even brings serious engineering and environmental accident.Therefore, deep-sea mining system pipe The research that line vortex excited vibration suppresses problem has seemed most important.
Destruction caused by reduce and preventing vortex-induced vibration, increase the service life of off-shore pipeline, generally in operation It is middle to use vortex-induced vibration suppression device.Existing vortex-induced vibration suppression device can be divided mainly into active suppression and passive suppression two Class:Active technology grows up in the recent period, and its principle is to add external energy to flow field to take off so as to reach suppression whirlpool The purpose fallen;And passive suppression technology refers to suppress pipeline tail by changing pipeline exterior shape or installation attachment device Vortex shedding.In view of the complexity in deep-sea flow field, the vortex-induced vibration of off-shore pipeline suppresses to be difficult to apply active technology, more More should consider passive suppressing method.
Ocean current generation technology continues to use fluvioterrestrial hydraulic power generation technology at present, i.e., revolves the hydraulic turbine by water flow impact pressure Turn, drive electrical power generators.But the existing hydraulic turbine generates electricity requires higher to water velocity, is fitted for the ocean current region of low flow velocity Answering property is poor, therefore traditional hydraulic turbine can not work under low flow velocity action of ocean current, needs to be proposed a kind of suppression vortex-induced vibration The device to generate electricity can be met simultaneously, to have filled up the blank of this respect.
Utility model content
Technical problem to be solved in the utility model is for suppressing pipeline vortex-induced vibration and existing ocean current generating skill The deficiency of art, a kind of vortex-induced vibration suppression device for having ocean current generating function concurrently is proposed, the structure and snap fit of blade are entered Row particular design, has ocean current generating concurrently and vortex-induced vibration suppresses function.
The utility model is realized using following technical scheme:
A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently, including coil, sleeve and blade, the coil twine Be wound on submarine pipeline outer wall, the sleeve is arranged on the outside of coil, and is close to the setting of submarine pipeline outer wall, the sleeve it is upper Lower both ends are also respectively provided with upper bearing (metal) and lower bearing, and the blade is arranged on upper bearing (metal) and lower bearing, the upper bearing (metal) and Lower bearing uses rolling bearing, and the rolling bearing includes inner ring and outer ring, can greatly reduce frictional force during rotation, described interior Circle is fixed on the outer wall of sleeve, and it is T-shaped groove that multiple cross sections are evenly arranged with the outer ring, and upper bearing (metal) and lower axle The groove held corresponds in a vertical direction;
The blade is the laminated structure that cross section is arc, and blade interior is provided with magnetic stripe, blade along its length Upper and lower ends be provided with elastic spacing one with the matching grooves, by elastic spacing one by blade be connected to upper bearing (metal) and In groove on lower bearing, and the vane thickness close to sleeve side is more than the vane thickness away from sleeve side;
The elastic spacing one includes a spacing body, and the both sides of spacing body are provided with trapezoidal dop, the trapezoidal card Head is connected with spacing body by spring, to realize the flexible of trapezoidal dop, is conveniently caught in the T-shaped groove;Elasticity is limited During the part insertion groove of position, in the presence of groove port and spring, trapezoidal dop is to contract, and after inserting groove, trapezoidal dop exists Flick in the presence of spring, be firmly stuck in groove, effectively prevent leaf abscission.
Further, the blade is set counterclockwise along its radian direction, to ensure no matter what current direction come from, leaf Piece can rotate with the sun.
Further, the blade uses carbon fibre composite, and intensity is high and significantly reduces weight, is advantageous to blade Rotation, to generating have good enhancing effect.
Further, the quantity for the magnetic stripe that the blade interior is set be 1-3 roots, and ocean current impacts blade, promote its around Submarine pipeline rotates, and magnetic stripe rotates with blade, forms coil cutting magnetic induction line, according to electromagnetic induction, can produce electric current.
Further, the coil is the outside wire coil for covering insulating barrier, and helically rises shape and be wrapped in pipeline On outer wall.
Further, the sleeve is made up of two symmetrical semicircle column casings, and is bolted, convenient installation.
Further, the length of the sleeve is 6-8 times of submarine pipeline caliber, is arranged in series on the outside of submarine pipeline.
Further, the inner ring includes two symmetrical semicircle ring structures, and the semicircle ring structure is bolted, Ensure that bearing is close to the outer wall of sleeve.
Further, the A/F of the groove is slightly larger than the thickness of blade, in order to the insertion of blade.
Further, the quantity of the groove is 3-6, and the quantity of the corresponding blade is similarly 3-6.
Compared with prior art, it is the advantages of the utility model with good effect:
The utility model proposes vortex-induced vibration suppression device, its blade preferably uses carbon fibre composite, and intensity is high And weight is significantly reduced, be advantageous to the rotation of blade, have good enhancing effect to generating;And blade is that cross section is arc The laminated structure of shape, thick in outer point, blade is counterclockwise to set, and no matter where ocean current is to can guarantee that Blade is rotated in the clockwise direction all the time, ensure that the stability of generating.
In addition, when blade will be installed, it is easy for installation by the way of elastic spacing one and T-shaped groove, and installation is firm, Blade is difficult for drop-off, and overall construction design is simple, and cost is low, easy for installation;Rotated freely in ocean current impact lower blade, at the same it is real Show ocean current to generate electricity and vortex-induced vibration suppression function, effectively improve energy by ocean current utilization rate.
Brief description of the drawings
Fig. 1 is vortex-induced vibration suppression device structural representation described in the utility model embodiment;
Fig. 2 is vortex-induced vibration suppression device configuration schematic diagram described in the utility model embodiment;
Fig. 3 is vortex-induced vibration suppression device blade construction schematic diagram described in the utility model embodiment;
Fig. 4 is elastic spacing one structural representation described in the utility model embodiment;
Fig. 5 is the utility model embodiment bearing outer ring schematic cross-section.
Embodiment
In order to which above-mentioned purpose of the present utility model, feature and advantage are more clearly understood, below in conjunction with the accompanying drawings and Embodiment is described further to the utility model.
A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently, with reference to shown in Fig. 1 and Fig. 2, including coil 1, set Cylinder 2 and blade 3, the coil 1 are wrapped on the outer wall of submarine pipeline 4, and the sleeve 2 is arranged on the outside of coil 1, and is close to ocean The outer wall of pipeline 4 is set, and the upper and lower ends of the sleeve 2 are also respectively provided with upper bearing (metal) 5 and lower bearing 6, and the blade 3 is arranged on On upper bearing (metal) 5 and lower bearing 6, the upper bearing (metal) 5 and lower bearing 6 use rolling bearing, and the rolling bearing includes the He of inner ring 51 Outer ring 52, frictional force during rotation can be greatly reduced, the inner ring 51 is fixed on the outer wall of sleeve 2, as shown in figure 5, described It is T-shaped groove 7 that multiple cross sections are evenly arranged with outer ring 52, and the groove 7 on upper bearing (metal) 5 and lower bearing 6 is in vertical side Correspond upwards.
With reference to figure 3, the blade 3 is the laminated structure that cross section is arc, is provided with along its length inside blade 3 Magnetic stripe 31, the upper and lower ends of blade 3 are provided with the elastic spacing one 32 matched with the groove 7, will by elastic spacing one 32 Blade 3 is connected in the groove 7 on upper bearing (metal) 5 and lower bearing 6, and the thickness of blade 3 close to the side of sleeve 2 is more than away from sleeve 2 The vane thickness of side;Elastic spacing one 32 includes a spacing body 321 as described in Figure 4, and the both sides of spacing body 321 are provided with ladder Shape dop 322, the trapezoidal dop 322 is connected with spacing body 321 by spring 323, to realize stretching for trapezoidal dop 322 Contracting, is conveniently caught in the T-shaped groove 7;When elastic spacing one 32 is inserted into groove 7, in the effect of groove port and spring 323 Under, trapezoidal dop 322 is to contract, and after inserting groove 7, trapezoidal dop 322 flicks in the presence of spring 323, is firmly stuck in In groove 7, leaf abscission is effectively prevented.
In the present embodiment, the blade 3 uses carbon fibre composite, and intensity is high and significantly reduces weight, is advantageous to The rotation of blade, there is good enhancing effect to generating;The quantity for the magnetic stripe 31 that the inside of blade 3 is set is 1-3 roots, preferably 1, Ocean current impacts blade, promotes it to be rotated around submarine pipeline 4, and magnetic stripe 31 rotates with blade 3, forms coil cutting magnetic induction line, According to electromagnetic induction, electric current can be produced, also, all blades 3 are set counterclockwise along its radian direction, with reference to figure 1, regardless of sea What flow direction to come, blade can rotate with the sun.
In addition, wire coil of the coil 1 for outside covering insulating barrier, and helically rise shape and be wrapped in pipeline outer wall On;The sleeve is made up of two symmetrical semicircle column casings, and is bolted, convenient installation;The length of the sleeve is 6-8 times of submarine pipeline caliber, preferably 8 times, during installation, it is arranged in series according to a determining deviation on the outside of submarine pipeline.
For bearing, its inner ring includes two symmetrical semicircle ring structures, and the semicircle ring structure is connected by bolt Connect, ensure that bearing is close to the outer wall of sleeve;The A/F of its outer ring upper groove is slightly larger than the thickness of blade, in order to blade Insertion;And the quantity of the groove is 3-6, and the present embodiment preferably 6, the quantity of the corresponding blade is similarly 6.
When it is implemented, can be as needed by the present embodiment device at a certain distance outside arranged in series Yu Haiyang duct wall; During installation, coil is axially helically risen into shape along submarine pipeline first and is looped around submarine pipeline outer wall, is then set with sleeve pipe Outside the submarine pipeline of wound coil, and submarine pipeline outer wall is close at both ends, realizes sealing.Then, upper and lower bearing holder (housing, cover) is mounted in Outside sleeve pipe, and the groove of upper and lower bearing corresponds on vertical line, then, in the groove that upper and lower bearing is on same vertical line Middle installation blade, and its radian of all blades is set towards counterclockwise;After device installs, it is positioned in ocean current.Seawater Impact arc shaped blade promotes it to be rotated around submarine pipeline, and the magnetic stripe in blade rotates together with blade, and then makes submarine pipeline Coil outside wall does cutting magnetic induction line motion, according to electromagnetic induction, can produce electric current;At the same time, the blade of rotation can also disturb The flow field of random pipeline, destroys wake flow, influences the generation of whirlpool, and then suppress the purpose of vortex-induced vibration.
It is described above, only it is preferred embodiment of the present utility model, is not that other forms are made to the utility model Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent The equivalent embodiment of change is applied to other fields, but every without departing from the content of the technical scheme of the utility model, according to this reality Any simple modification, equivalent variations and the remodeling made with new technical spirit to above example, it is new to still fall within this practicality The protection domain of type technical scheme.

Claims (10)

1. a kind of vortex-induced vibration suppression device for having ocean current generating function concurrently, including coil, sleeve and blade, the coil winding On submarine pipeline outer wall, the sleeve is arranged on the outside of coil, and is close to the setting of submarine pipeline outer wall, above and below the sleeve Both ends are also respectively provided with upper bearing (metal) and lower bearing, and the blade is arranged on upper bearing (metal) and lower bearing, it is characterised in that described Upper bearing (metal) and lower bearing use rolling bearing, and the rolling bearing includes inner ring and outer ring, and inner ring is fixed on the outer wall of sleeve, It is T-shaped groove that multiple cross sections are evenly arranged with outer ring, and the groove on upper bearing (metal) and lower bearing in a vertical direction one One correspondence;
The blade is that cross section is arc-shaped flaky structure, and blade interior is provided with magnetic stripe along its length, blade up and down The elastic spacing one with the matching grooves is provided at both ends with, blade is connected to by upper bearing (metal) and lower bearing by elastic spacing one On groove in, and close to sleeve side vane thickness be more than away from sleeve side vane thickness;
The elastic spacing one includes a spacing body, and the both sides of spacing body are provided with trapezoidal dop, the trapezoidal dop with Spacing body is connected by spring.
2. vortex-induced vibration suppression device according to claim 1, it is characterised in that the blade is along its radian direction inverse time Pin is set.
3. vortex-induced vibration suppression device according to claim 2, it is characterised in that the blade uses carbon fiber composite Material.
4. vortex-induced vibration suppression device according to claim 3, it is characterised in that the magnetic stripe that the blade interior is set Quantity is 1-3 roots.
5. vortex-induced vibration suppression device according to claim 1, it is characterised in that the coil is outside covering insulating barrier Wire coil, and helically rise shape be wrapped on pipeline outer wall.
6. vortex-induced vibration suppression device according to claim 1, it is characterised in that the sleeve is by two symmetrical semicircles Column casing forms, and is bolted.
7. vortex-induced vibration suppression device according to claim 6, it is characterised in that the length of the sleeve is submarine pipeline 6-8 times of caliber, it is arranged in series on the outside of submarine pipeline.
8. vortex-induced vibration suppression device according to claim 1, it is characterised in that the inner ring includes two symmetrical half Circular ring structure, the semicircle ring structure are bolted.
9. vortex-induced vibration suppression device according to claim 1, it is characterised in that the A/F of the groove is slightly larger than The thickness of blade.
10. vortex-induced vibration suppression device according to claim 9, it is characterised in that the quantity of the groove is 3-6.
CN201720739076.5U 2017-06-22 2017-06-22 A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently Active CN207073444U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720739076.5U CN207073444U (en) 2017-06-22 2017-06-22 A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720739076.5U CN207073444U (en) 2017-06-22 2017-06-22 A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently

Publications (1)

Publication Number Publication Date
CN207073444U true CN207073444U (en) 2018-03-06

Family

ID=61513094

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720739076.5U Active CN207073444U (en) 2017-06-22 2017-06-22 A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently

Country Status (1)

Country Link
CN (1) CN207073444U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108679357A (en) * 2018-05-13 2018-10-19 西南石油大学 A kind of magnetic force swing is shaken restraining device and method with the whirlpool that water conservancy diversion rotation is combined
CN108756769A (en) * 2018-06-13 2018-11-06 西南石油大学 A kind of synchronization vibration suppression and power generator and the method for standpipe peripheral hardware sleeve and flap
CN109058029A (en) * 2018-08-30 2018-12-21 西南石油大学 A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing
CN110792658A (en) * 2019-10-29 2020-02-14 江苏科技大学 Marine magnetic suspension vortex-induced vibration suppression device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108679357A (en) * 2018-05-13 2018-10-19 西南石油大学 A kind of magnetic force swing is shaken restraining device and method with the whirlpool that water conservancy diversion rotation is combined
CN108679357B (en) * 2018-05-13 2019-10-01 西南石油大学 A kind of whirlpool vibration inhibition device and method that magnetic force swing is combined with water conservancy diversion rotation
CN108756769A (en) * 2018-06-13 2018-11-06 西南石油大学 A kind of synchronization vibration suppression and power generator and the method for standpipe peripheral hardware sleeve and flap
CN108756769B (en) * 2018-06-13 2019-08-06 西南石油大学 A kind of the synchronization vibration suppression and power generator and method of standpipe peripheral hardware sleeve and rotating plate
CN109058029A (en) * 2018-08-30 2018-12-21 西南石油大学 A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing
CN109058029B (en) * 2018-08-30 2019-12-03 西南石油大学 A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing
CN110792658A (en) * 2019-10-29 2020-02-14 江苏科技大学 Marine magnetic suspension vortex-induced vibration suppression device
CN110792658B (en) * 2019-10-29 2021-07-06 江苏科技大学 Marine magnetic suspension vortex-induced vibration suppression device

Similar Documents

Publication Publication Date Title
CN207073444U (en) A kind of vortex-induced vibration suppression device for having ocean current generating function concurrently
CN102635490B (en) A kind of floater type tide and Wave power generation device
CN205105124U (en) Spheroid hits and hits generator and wave force power generation facility
CN104141584B (en) Single pile four impeller trunnion axis is passive from displacement bi-directional current generating set
CN105099077B (en) A kind of spontaneous power utilization monitoring device of pendulum vortex-induced vibration of marine riser
CN104811009B (en) The spontaneous power utilization monitoring device of wing pendulum-type vortex-induced vibration of marine riser
CN103644071B (en) A kind of floating-type tidal current energy electricity generating device
CN104454299B (en) The submarine navigation device vertical axis power generation device from sea current of direct-drive type
CN103343726B (en) A kind of float body rope wheel wave-activated generator
CN106014274B (en) A kind of device and method for suppressing integration using ocean current generating and vortex-induced vibration
CN103437944B (en) Level vertically fully utilizes float body rope wheel power generation system
CN206477803U (en) The marine riser vortex-induced vibration suppression device that a kind of radome fairing and active suppression are combined
CN104578671B (en) Flow-induced vibration power generation device based on deformable support
CN206135587U (en) Permanent magnet brushless DC motor for deep -well pump
CN206874496U (en) Oil-submersible anticorrosive electric pump unit
CN205666568U (en) Wind generating set turns round multidirectional installation of cable direction and consolidates protection device
CN105134454B (en) Slow speed vertical axle water flow generator
CN201705535U (en) Ocean current electricity generation device
CN103397978B (en) Floating pipe type wave-activated generator
CN204126811U (en) A kind of double-floating drum four motor cradle type ocean wave generator
CN204517336U (en) A kind of annular quadripartion anti-dance device
KR20210055183A (en) Portable small hydroelectric power generating apparatus
CN103216378B (en) A kind of water wheel type electromotor
CN207377702U (en) Hollow rotor direct-drive type ocean wave generator
CN203383974U (en) Floating pipe type wave-activated generator

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant