CN106677204A - Device for reducing vibration of oceanographic engineering steel pipe pile foundation - Google Patents
Device for reducing vibration of oceanographic engineering steel pipe pile foundation Download PDFInfo
- Publication number
- CN106677204A CN106677204A CN201710012385.7A CN201710012385A CN106677204A CN 106677204 A CN106677204 A CN 106677204A CN 201710012385 A CN201710012385 A CN 201710012385A CN 106677204 A CN106677204 A CN 106677204A
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- CN
- China
- Prior art keywords
- pipe pile
- steel pipe
- pile foundation
- plate
- hydraulic pressure
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/0017—Means for protecting offshore constructions
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/0017—Means for protecting offshore constructions
- E02B17/0026—Means for protecting offshore constructions against corrosion
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
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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
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
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- 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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
The invention discloses a device for reducing vibration of an oceanographic engineering steel pipe pile foundation. The device comprises an upper portion structure and a lower portion structure, wherein the position, above the water surface, of a steel pipe pile (2) is fixedly sleeved with the upper portion structure, and the position, close to the water surface and below the water surface, of the steel pipe pile (2) is movably sleeved with the lower portion structure. The lower portion structure comprises a lower base plate (21) with the front potion being in a sharp corner shape and the middle rear portion being rectangular, a hole used for penetrating through the steel pipe pile (2) is formed in the lower base plate (21), and a cylindrical lower inner enclosing plate (18) is vertically fixed to the hole. A plurality of vertical supporting rods are evenly distributed on the outer circumference of the lower inner enclosing plate (18), the bottom ends of the vertical supporting rods (5) are connected with the upper surface of the lower base plate (21), and the top ends of the vertical supporting rods (5) penetrate through the upper portion structure. According to the device for reducing vibration of the oceanographic engineering steel pipe pile foundation, an impacted angle structure is formed on the periphery of the pile foundation so as to reduce the impacted area of the pile foundation, and a turbulent flow belt used for disorganizing vortex releasing of pile completion is arranged on the pile completion, so that transverse vibration load acted on a pile body is reduced, and vibration of the pile body is inhibited.
Description
Technical field
The present invention relates to a kind of device for reducing the vibration of ocean engineering steel pipe pile foundation, belong to ocean engineering steel pipe pile foundation
Protection technology field.
Background technology
Recently as the increase to energy demand, ocean engineering construction scale increasingly increases.Current ocean engineering is constructed
Thing is often selected based on steel-pipe pile.Compared to other kinds of pile foundation, steel-pipe pile is pre-formed and offshore construction equipment relative into
Pile foundation construction cost, shortening duration ripe, can effectively save in complex job environment.But in the actually used mistake of steel-pipe pile
There are some worth project planner's concerns in journey, for example flow field pile foundation vortex-induced vibration problem and seawater are to pile body
The etching problem of material.
Flow field pile foundation vibration problem is a fluid structurecoupling problem for classics.Existing research is found in flow field
Cylinder, its rear can form orderly vortex release, and then produce periodic cross force at cylinder rear.For steel-pipe pile,
This cyclical loads effect often results in pile foundation vibration.For piling strtucture, long-term violent lateral load can trigger itself to be tied
The damage of structure.Additionally, belonging to tall and slender structure offshore engineering structure, excessive basic displacement response can influence the normal of superstructure more
Use.
In addition, for the steel construction in ocean engineering, seawater corrosion is another unavoidable problem, is particularly at
The pile cutoff in alternation of wetting and drying area is affected by it becoming apparent.In engineering during use, the positive various anticorrosion means of use are needed to enter
Row reply, conventional method has sacrificial anode, cathodic protection etc..Wherein cathodic protection is one kind of electrochemical protection technology, its
Principle is to apply an impressed current to the metallic structures surface that is corroded, and turns into negative electrode by protection structure thing, so that golden
The electron transfer that category corrosion occurs is inhibited, it is to avoid or weaken the generation of corrosion.Adopted extensively because engineering practice works well
With however it is necessary that impressed current, increased energy resource consumption and part installs relative complex.
In order to steel pipe pile foundation vortex-induced vibration, suppression seawater, to the corrosiveness of pile body, research and develop pile body whirlpool in reducing flow field
The corrosion protection for swashing lateral load abatement and energy-conservation seems most important.
The content of the invention
The technical problems to be solved by the invention are to provide steel pipe pile foundation vortex-induced vibration in a kind of reduction flow field, reduce
Lateral load is swashed in the whirlpool for acting on pile body, makes be vortexed after stake unordered discharge, the device of vibration proof；
Further, the present invention provides a kind of reduction ocean engineering steel pipe to steel pipe pile foundation with seawater corrosion safeguard function
The device of pile foundation vibration；
Further, the present invention provides one kind and is converted into electric energy using wave, is that seawater corrosion protection and steel-pipe pile vibration damping are carried
For the device of the reduction ocean engineering steel pipe pile foundation vibration of required electric energy；
Further, the present invention provides a kind of anterior direction of substructure and can voluntarily be adjusted according to water (flow) direction, right
The applicability that environment water (flow) direction changes is good, and the reduction ocean engineering that lateral load is swashed in periodic whirlpool is formed after efficiently avoiding stake
The device of steel pipe pile foundation vibration；
Further, the present invention provides a kind of convertible using attitude, you can for efficiently by wave energy converting electrical energy, and
The device of the reduction ocean engineering steel pipe pile foundation vibration of steel-pipe pile vibration damping can be efficiently used for.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of device for reducing the vibration of ocean engineering steel pipe pile foundation, including the fixed steel-pipe pile water surface that is coated at is with upper bit
Superstructure and the movable substructure being coated at the following approximately level of the steel-pipe pile water surface；
The substructure includes that anterior is the lower shoe of rectangle in tip-angled shape postmedian, and the lower shoe is internally provided with use
In the hole through the steel-pipe pile, the lower interior coaming plate of cylindrical shape is vertically fixed on described hole, outside the lower interior coaming plate
The some perpendicular struts of circumference uniform distribution, the perpendicular strut bottom is connected with the lower shoe upper surface, and the perpendicular strut top passes institute
State superstructure；Front side board and side plate are supportted by preceding hydraulic pressure supportted and the front portion of the lower shoe and middle part activity with side hydraulic pressure respectively
It is connected, rotation cabin is fixed with for surrounding the rear of back side panel of the bottom postlaminar part, the rotation engine room inside is installed
There is rotating machine, rotating machine is used to realize the folding and unfolding of turbulent band.
The turbulent flow band bottom is provided with wire, and the perpendicular strut is hollow tube, and the hollow tube is for the preceding hydraulic pressure support
Oil pipe, the oil pipe of side hydraulic pressure support, the cable of rotating machine and the wire pass through；Wire is connected with energy storage equipment.
The turbulent flow band inside is arranged at intervals with some vertical enhancing muscle.
The superstructure includes that fixation is placed on the upper plate in a ring on the steel-pipe pile, and the upper plate leaves confession
The hole that perpendicular strut passes through, be vertically fixed on the outer shroud of the upper plate cylindrical shape upper peripheral board, the upper plate it is interior
The upper interior coaming plate of cylindrical shape is vertically fixed on ring, external magnet is fixed in the upper peripheral board inner side and upper interior coaming plate outside respectively
With internal magnet, coil bar connected horizontally is located between the external magnet and internal magnet on the perpendicular strut, the coil bar
Cable is connected by total pipeline with the energy storage equipment, and the top of the upper interior coaming plate and upper peripheral board is movably set with cover plate,
The top of the perpendicular strut passes the perpendicular strut hole on the cover plate and upward and downward can be moved in the perpendicular strut hole；The lid
Detachable locking device is connected between plate and the perpendicular strut；Preceding hydraulic pressure described in some adjustment rings is provided with the cover plate
The oil pipe of support and the support of side hydraulic pressure connects hydraulic pump by the total pipeline, and the cable of the rotating machine is connected by the total pipeline
The energy storage equipment.
The total pipeline is a hollow pipe, by oil pipe（I.e. preceding hydraulic pressure support and the oil pipe of side hydraulic pressure support）, cable（Rotate
The cable of machine and the cable of coil bar）, wire（The i.e. turbulent wire with bottom）First it is received into inside it, then again from total pipeline
Each self-dispersing in end causes equipment.
The lower shoe is placed in lower block support；The lower block support is annular, is fixed on the outer wall of the steel-pipe pile.
The upper plate is connected in upper gear support by upper gear staybolt, and upper gear support is higher by the water surface and is fixed on described
On the outer wall of steel-pipe pile.
The confession freely through hole of perpendicular strut on upper plate is not blocked in the upper gear support.
The external magnet with internal magnet in circular arc, circumferentially arrange and heteropole is relative by piecemeal.
The perpendicular strut, coil bar, external magnet are identical with the number of internal magnet, including 4, the coil bar, outer magnetic
Iron is 1/4 annular shape with internal magnet, and the coil bar two ends are connected in described in adjacent two erects on strut.
Small 1 ~ the 3cm of internal diameter of the external diameter upper peripheral board of the cover plate, and the cover plate passes through cover plate bolt and institute
State peripheral board connection.
When device is used for wave energy converting electrical energy, preceding hydraulic pressure support is stretched out with the support of side hydraulic pressure makes front side board, side plate be in level
Placement state, when device is used for steel-pipe pile vibration damping, preceding hydraulic pressure support makes front side board, side plate be in vertical display with the support contraction of side hydraulic pressure
State；The number of the front side board and side plate is 2, and the preceding hydraulic pressure support is also 2 with the number of side hydraulic pressure support.
The beneficial effects of the present invention are：
1. substructure of the invention is provided with turbulent flow band and rotates cabin.Turbulent band is vortexed after can effectively upsetting stake
Release, it is to avoid form periodic whirlpool and swash lateral load, and the vertical enhancing muscle of turbulent flow band inside can strengthen its vertical swing
The maintenance of form, turbulent flow forms the anode in anti-corrosion measure with internal wire.Rotating machine in rotation cabin can be realized disorderly
Flow the withdrawal of band and release, it is to avoid the turbulent band winding in substructure steering procedure.
2. the present invention has the advantages that to be not required to extra power compared to conventional cathode protection device.By adjust front side board and
Side plate to level puts form, increases substructure of the present invention and wave contact area, realize substructure with moving winding bar with
The upper and lower cutting magnetic induction line of wave, and then wave energy is converted into, for the electric energy needed for cathodic protection, to reach green energy conservation effect.
3. the present invention forms inflow angle structure in pile foundation periphery by being symmetrical arranged front side board, compared to the circle of common pile foundation
Tee section, the structure can effectively reduce pile foundation fluoran stream surface product, so as to reduce act on flow force on pile body, help to reduce stake
The generation being vortexed afterwards.Front side board of the invention is placed close to the water particle flow velocity larger part of the water surface, the selection of the set location
The function of performance front side board that can be maximum.
4. substructure of the present invention is met stream direction and can voluntarily be adjusted according to water (flow) direction, it is also possible to connected by cover plate
Perpendicular strut carries out manual adjustment.Compared to the structure of fixed reduction flow force, the structure is fitted to environment water (flow) direction change
With property more preferably, the service efficiency and scope of the present apparatus are improve.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 for Fig. 1 A-A to sectional view；
Fig. 3 is the sectional drawing of the B-B direction of Fig. 1；
Fig. 4 for Fig. 1 C-C to sectional view；
In figure：1- hydraulic pumps；2- steel-pipe piles；3- energy storage equipments；4- total pipelines；5- erects strut；6- cover plates；7- adjustment rings；8- is covered
Crab bolt；The upper peripheral boards of 9-；Coaming plate in 10- is upper；11- external magnets；12- internal magnets；13- upper plates；Support is kept off on 14-；Kept off on 15-
Staybolt；16- coil bars；17 front side boards；Interior coaming plate under 18-；19- rotates cabin；Hydraulic pressure support before 20-；21- lower shoes；Under 22-
Gear support；23- wires；24- turbulent flow bands；The hydraulic pressure support of 25- sides；26- side plates；27- back side panels；28- rotating machines；29- strengthens muscle.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in Fig. 1 ~ Fig. 4, a kind of device for reducing the vibration of ocean engineering steel pipe pile foundation, device of the invention is placed on steel
The outer wall of pile tube 2 is used, substructure this two parts at the following approximately level of superstructure and the water surface that can divide more than the water surface
Primary structure.
The lower block support 22 of the outer wall stationary annular of steel-pipe pile 2 at several meters under water, lower block support 22 is put anterior in point above
Horn shape postmedian is the lower shoe 21 of rectangle, the front side board 17 of lower shoe 21 and barrel-shaped interior coaming plate 18 and rectangle, side plate 26, after
Side plate 27 is connected vertically, and wherein front side board 17, side plate 26 support 20 and support 25 with the phase of lower shoe 21 with side hydraulic pressure by preceding hydraulic pressure respectively
Connect, and front side board 17, the horizontal development of side plate 26 can be realized.Rotate cabin 19 and be fixed on the outside of back side panel 27, rotating machine
28 are located at and rotate in cabin 19 and can realize turbulent flow with 24 folding and unfolding, turbulent to be provided with wire 23 and vertically arranged with 24 bottoms
Enhancing muscle 29.The perpendicular strut 5 that inside sets duct is fixed on the lower shoe 21 in the outside of lower interior coaming plate 18, circumferentially 4.
The internal gutter that the oil pipe of preceding hydraulic pressure support 20, side hydraulic pressure support 25 passes through perpendicular strut 5, then connect with hydraulic pump 1 through the inside of total pipeline 4
Connect, the cable of rotating machine 28 passes through the internal gutter of perpendicular strut 5, then through being connected with energy storage equipment 3 inside total pipeline 4.
Electric energy needed for rotating machine 28 is rotated is provided by energy storage equipment 3, and turbulent flow band 24 is arranged at the back of the body stream of steel-pipe pile 2 side, leads to
The rule discharge that the irregular fluctuation in flow action suppresses to be vortexed is crossed, be spacedly distributed vertical enhancing muscle inside turbulent flow band 24
29 is vertical to ensure its attitude.24 bottoms of turbulent flow band are provided with wire 23, and wire 23 is connected to form cathodic protection with energy storage equipment 3
Required anode tap.
Upper gear support 14 is located at wave and is connected with upper plate 13 not in contact with the outer wall of steel-pipe pile 2 at place and by upper gear staybolt 15
Connect.Upper plate 13 is annular with upper gear support 14 and inside is provided with the hole that is passed for steel-pipe pile 2, and upper plate 13 is also provided with confession
The hole that perpendicular strut 5 is passed.The outside of upper plate 13 is fixed with peripheral board 9 and the interior coaming plate 10 on inner side is fixed with, upper periphery
It is concordant with the edge of upper plate 13 that plate 9 is barrel-shaped and fixed back edge with upper interior coaming plate 10.It is on the inside of upper peripheral board 9 and upper interior
External magnet 11 and internal magnet 12 are fixed in the outside of coaming plate 10 respectively, and external magnet 11 is in 1/4 arc-shaped circumferentially piecemeal with internal magnet 12
Arrange and heteropole is relative.Coil bar 16 is fixed on perpendicular strut 5 in 1/4 arc-shaped level, and the electric current of the generation of coil bar 16 is through cable
Inside energy storage equipment 3, the cable of coil bar 16 is connected by total pipeline 4 with energy storage equipment 3 for storage.The perpendicular top of strut 5 passes
Cover plate 6, cover plate 6 is provided with the hole passed for perpendicular strut 5 and steel-pipe pile 2, and the external diameter of cover plate 6 is compared with the small 2cm of the upper internal diameter of peripheral board 9
And be connected with upper peripheral board 9 by cover plate bolt 8, the top of cover plate 6 is provided with circumferentially equally distributed adjustment ring 7, cover plate 6 with
Detachable locking device is connected between perpendicular strut 5.
External magnet 11, internal magnet 12 circumferentially 4 decile, the inside and outside magnet poles heteropole of same sector are relative.Inside and outside magnetic
Iron middle setting coil bar 16, coil bar 16 is formed annular of 4 1/4 circular arcs and internally axially aligned multiple row metal is led
Line, the spatial distribution of plain conductor is substantially vertical with the line of magnetic induction that inside and outside magnet is formed.The two ends of coil bar 16 are connected to perpendicular support
Bar 5, drives perpendicular strut 5 to move up and down so as to generate electric current inside coil bar 16 by wave.
Specifically used operating mode is divided to pile foundation vibration damping anti-corrosion and wave energy to change two kinds of operating modes.During vibration damping anti-corrosion operating mode, first solve
Except upper gear staybolt 15, and the wedge angle for making front side board 17 be formed is turned to just to coming by locking device and the adjustment cover plate 6 of adjustment ring 7
Stream direction, reuses gear staybolt 15 and upper peripheral board 9 is fixed on into upper gear support 14, opens rotating machine 28 and releases turbulent flow band 24,
The use of energy storage equipment 3 is that the power supply of wire 23 forms anode, so as to realize vibration damping and corrosion-resistant function.When need wave energy change to
Power storage opens rotating machine 28 and withdraws turbulent flow band 24 when energy storage equipment 3, and hydraulic pressure support 20, side hydraulic pressure support 25 launches before opening
Staybolt 15 is kept off in front side board 17, side plate 26 to horizontality, dismounting locking device and releasing, you can realize best capture ripple
Wave can fill can effect.
The present embodiment sets in pile foundation periphery and forms inflow angle structure to reduce pile foundation fluoran stream surface product, and is installed after stake disorderly
Stream band 24 upsets vortex release after stake, and then reduces the oscillation crosswise load for acting on pile body, suppresses pile body vibration；By adjusting
Section front side board 17, the attitude of side plate 26 increase substructure and wave action area, fully obtain the wave for being converted into electric energy
Can, obtain electric energy and can be used for rotating machine operating and anti-corrosion of steel pipe pile protection.
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
- It is 1. a kind of to reduce the device that ocean engineering steel pipe pile foundation vibrates, it is characterised in that：Steel-pipe pile is coated at including fixed （2）The water surface is with the superstructure of upper bit and movable is coated at steel-pipe pile（2）Substructure at the following approximately level of the water surface；The substructure includes that anterior is the lower shoe of rectangle in tip-angled shape postmedian（21）, the lower shoe（21）Inside It is provided with for through the steel-pipe pile（2）Hole, be vertically fixed on described hole cylindrical shape lower interior coaming plate（18）, institute State lower interior coaming plate（18）The uniform some perpendicular struts of excircle（5）, the perpendicular strut（5）Bottom and the lower shoe（21）Upper table Face is connected, the perpendicular strut（5）Top passes the superstructure；Front side board（17）And side plate（26）Supportted by preceding hydraulic pressure respectively （20）Supportted with side hydraulic pressure（25）With the lower shoe（21）Anterior and middle part be movably connected, for surrounding the lower shoe（21） The back side panel at rear portion（27）Rear be fixed with rotation cabin（19）, the rotation cabin（19）Inside is provided with rotating machine （28）, rotating machine（28）For realizing turbulent band（24）Folding and unfolding.
- 2. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 1 vibrates, it is characterised in that：It is described Turbulent band（24）Bottom is provided with wire（23）, the perpendicular strut（5）It is hollow tube, the hollow tube is for the preceding hydraulic pressure support （20）Oil pipe, side hydraulic pressure support（25）Oil pipe, rotating machine（28）Cable and the wire（23）Pass through；Wire（23）With Energy storage equipment（3）It is connected.
- 3. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 1 and 2 vibrates, it is characterised in that： The turbulent band（24）Inside is arranged at intervals with some vertical enhancing muscle（29）.
- 4. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 2 vibrates, it is characterised in that：It is described Superstructure includes that fixation is placed on the steel-pipe pile（2）On upper plate in a ring（13）, the upper plate（13）Leave confession Perpendicular strut（5）The hole for passing through, the upper plate（13）Outer shroud on be vertically fixed cylindrical shape upper peripheral board（9）, it is described Upper plate（13）Inner ring on be vertically fixed cylindrical shape upper interior coaming plate（10）, the upper peripheral board（9）Inner side and it is upper in Coaming plate（10）External magnet is fixed in outside respectively（11）With internal magnet（12）, the perpendicular strut（5）Upper coil bar connected horizontally （16）Positioned at the external magnet（11）With internal magnet（12）Between, the coil bar（16）Cable pass through total pipeline（4）With institute State energy storage equipment（3）It is connected, the upper interior coaming plate（10）With upper peripheral board（9）Top be movably set with cover plate（6）, it is described perpendicular Strut（5）Top pass the cover plate（6）On perpendicular strut hole and can in the perpendicular strut hole upward and downward motion；The lid Plate（6）With the perpendicular strut（5）Between be connected with detachable locking device；The cover plate（6）On be provided with some adjustment rings （7）；The preceding hydraulic pressure support（20）Supportted with side hydraulic pressure（25）Oil pipe pass through the total pipeline（4）Connection hydraulic pump（1）, described turn Motivation（28）Cable pass through the total pipeline（4）Connect the energy storage equipment（3）.
- 5. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 1 vibrates, it is characterised in that：It is described Lower shoe（21）It is placed in lower block support（22）On；The lower block support（22）It is annular, is fixed on the steel-pipe pile（2）Outer wall On.
- 6. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 4 vibrates, it is characterised in that：It is described Upper plate（13）By upper gear staybolt（15）It is connected to gear support（14）On, the upper gear support（14）It is higher by the water surface and is fixed on The steel-pipe pile（2）Outer wall on.
- 7. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 4 vibrates, it is characterised in that：It is described External magnet（11）With internal magnet（12）In circular arc, circumferentially piecemeal is arranged and heteropole is relative.
- 8. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 4 or 7 vibrates, it is characterised in that： The perpendicular strut（5）, coil bar（16）, external magnet（11）With internal magnet（12）Number it is identical, including 4, the coil Bar（16）, external magnet（11）With internal magnet（12）It is 1/4 circular, the coil bar（16）Two ends are connected in described in adjacent two erects Strut（5）On.
- 9. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 4 vibrates, it is characterised in that：It is described Cover plate（6）The external diameter upper peripheral board（9）The small 1 ~ 3cm of internal diameter, and the cover plate（6）By cover plate bolt（8）With institute State peripheral board（9）Connection.
- 10. the device that a kind of reduction ocean engineering steel pipe pile foundation according to claim 1 vibrates, it is characterised in that：When When device is used for wave energy converting electrical energy, preceding hydraulic pressure support（20）Supportted with side hydraulic pressure（25）Stretching out makes front side board（17）, side plate（26） In horizontal placement state, when device is used for steel-pipe pile（2）During vibration damping, preceding hydraulic pressure support（20）Supportted with side hydraulic pressure（20）Contraction makes front side Plate（17）, side plate（26）In vertical display status；The front side board（17）And side plate（26）Number be 2, the preceding liquid Pressure support（20）Supportted with side hydraulic pressure（25）Number be also 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710012385.7A CN106677204B (en) | 2017-01-09 | 2017-01-09 | A kind of device for reducing the vibration of ocean engineering steel pipe pile foundation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710012385.7A CN106677204B (en) | 2017-01-09 | 2017-01-09 | A kind of device for reducing the vibration of ocean engineering steel pipe pile foundation |
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| CN106677204A true CN106677204A (en) | 2017-05-17 |
| CN106677204B CN106677204B (en) | 2018-07-06 |
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| CN201710012385.7A Expired - Fee Related CN106677204B (en) | 2017-01-09 | 2017-01-09 | A kind of device for reducing the vibration of ocean engineering steel pipe pile foundation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN113622834A (en) * | 2021-09-20 | 2021-11-09 | 西南石油大学 | Integrated device and method for vibration suppression and power generation by opening and closing of tail plate and rotation of impeller |
| TWI773758B (en) * | 2017-06-06 | 2022-08-11 | 德商英諾吉公司 | Offshore facilities |
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| JPH09296471A (en) * | 1996-05-08 | 1997-11-18 | Nippon Steel Weld Prod & Eng Co Ltd | Coating method of highly anticorrosive metallic cover plate on steel pipe pile |
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| CN103469830A (en) * | 2013-09-16 | 2013-12-25 | 水利部交通运输部国家能源局南京水利科学研究院 | Reduction method for basic wave current vibration of offshore wind power single pile |
| CN203594056U (en) * | 2013-09-16 | 2014-05-14 | 水利部交通运输部国家能源局南京水利科学研究院 | Basic wave current excitation vibration reduction device for offshore wind power single pile |
| CN104153387A (en) * | 2014-07-17 | 2014-11-19 | 河海大学 | Combined steel pipe pile for reducing wave force and seawater corrosion |
| CN204825995U (en) * | 2015-05-31 | 2015-12-02 | 中国电建集团华东勘测设计研究院有限公司 | A harmonious liquid damper system that combats earthquake for single pile foundation structure of marine wind power unit |
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| CN113622834A (en) * | 2021-09-20 | 2021-11-09 | 西南石油大学 | Integrated device and method for vibration suppression and power generation by opening and closing of tail plate and rotation of impeller |
| CN113622834B (en) * | 2021-09-20 | 2023-07-28 | 西南石油大学 | Vibration-inhibiting and power-generating integrated device and method by utilizing opening and closing of tail plate and rotation of impeller |
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