CN106014847A - Concave-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set - Google Patents
Concave-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set Download PDFInfo
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- CN106014847A CN106014847A CN201610317699.3A CN201610317699A CN106014847A CN 106014847 A CN106014847 A CN 106014847A CN 201610317699 A CN201610317699 A CN 201610317699A CN 106014847 A CN106014847 A CN 106014847A
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- Prior art keywords
- energy generator
- concave
- sleeve
- curved surface
- pillar
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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
- 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
- F03B13/26—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 tide energy
- F03B13/264—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 tide energy using the horizontal flow of water resulting from tide movement
-
- 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
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
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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
- Y02E10/20—Hydro energy
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to a concave-convex-curved-surface sleeve steering structure of a supporting column for a tidal-current-energy generator set. On a supporting column of a single-column double-expansion type tidal-current-energy generator set, the way that two curved surfaces are in contact with each other in a point-to-point manner, a main shaft and a sleeve are of an integrated structure, the upper end of the main shaft is connected with the tidal-current-energy generator set, and then the supporting column is inserted into the sleeve is adopted. The supporting column at a lower end is fixedly arranged on a submarine truss mechanism. In such a way, the tidal-current-energy generator set part can be enabled to be separated from an integral truss; and an upper part of the tidal-current-energy generator set can be hoisted, so as to realize the function of carrying out lifting by using a sea-level platform. The sleeve which is connected with the main shaft together and the curved-surface design of the upper end of the supporting column in the concave-convex-curved-surface sleeve steering structure of the supporting column for the tidal-current-energy generator set can play a guiding role; the maintenance is convenient; the contact area of a point-to-point structure of a curved-surface supporting structure is minimum; friction moment during relative rotation can be reduced; a concave-convex-curved-surface supporting structure is quite simple, and can adapt to severe working environments in seawater; and meanwhile, grooves in the structure can be used for completing the self-blowdown function of the concave-convex-curved-surface sleeve steering structure.
Description
Technical field:
The present invention relates to the concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar.
Background technology:
Since 21 century, in the face of conventional energy resource is day by day exhausted, the situation of ecological deterioration, sight is turned to renewable energy by various countries
Source.Ocean Tidal Current Energy is because superior recyclability, the feature of environmental protection and huge storage forms object of study of attaching most importance to.But with
Land power construction is compared, and marine tidal-current energy development environment is severe, and energy density is relatively low, simultaneously trend carry out the flow path direction fortune at unit
Can change during row, cause the best operational position of the hydraulic turbine also changing therewith.If generating set cannot be accomplished
Adjust the direction of the hydraulic turbine, then just maximized cannot utilize marine tidal-current energy.The most common marine tidal-current energy generator group includes stake
Pillar, the structure such as bottom-sitting type and floatation type.Pile-column marine tidal-current energy generator group structure diagram is as shown in Figure 1.Bottom-sitting type marine tidal-current energy
Generating set sketch as in figure 2 it is shown, floating-type tidal current energy generator unit structure sketch as shown in Figure 3.As can be seen from the figure this
A little structures can complete collection and the conversion of marine tidal-current energy, but the most all cannot accomplish to change the direction of the hydraulic turbine, can only orient and connect
By the energy of trend, which results in generating set and cannot farthest utilize the energy of trend.If able to design one can
To efficiently accomplish the structure of hydraulic turbine adjustment direction under water, then just can improve the utilization rate of marine tidal-current energy.
Summary of the invention:
It is an object of the invention to disclose the concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar, skill
Art scheme is: the concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar, marine tidal-current energy generator group, its
Group of motors (5) is connected to the upper end of main shaft (7), and generating set (5) upper end is installed a pair pipeline and spread the wings (3), and this unit is referred to as
For the double exhibition formula marine tidal-current energy generator group of single-column.In single-column double exhibition marine tidal-current energy generator group structure, whole unit is truss-like knot
Structure (2), unit top installs two by generating set with work platforms (1), generating set (5) top with blade (4)
(5) the initial pipeline stretched upwards spreads the wings (3)；Unit base (8) mounting column (9), the top of pillar (9) is curved surface (10) shape
Shape；Main shaft (7) is upper overlaps sleeved (11), equipped axle sleeve (12) in sleeve (11)；Sleeve (11) turns to machine with axle sleeve (12) composition
Structure (6), main shaft (7) upper end connects generating set (5) bottom, and the curved surface (17) of main shaft (7) lower end withstands on following pillar (9)
On, the peak (13) of top-surface camber (17) forms point-to-point connecing with the peak of lower surface camber (10) (14) at contact point (15) place
Touch.
With a plurality of groove (16) on axle sleeve (12).
Upper end curved surface (10) shape of pillar (9) by one with the axial symmetry curve rotation as axis of symmetry of pillar (9) center of rotation
Turnback is formed, and Open Side Down and has unique peak (14) for this curve, and this point is on axis of symmetry (18).
Under main shaft (7), end curved surface (17) shape is rotated by an axial symmetry curve with main axis center as axis of symmetry
180 degree of formation, Open Side Down and has unique peak (13) for this curve, and this point is on axis of symmetry (18).
Main shaft (7) and pillar (9) center of rotation are on same axis (18).
Technique effect:
Present configuration is used for vertical unit.As shown in Figure 4, in the structure of single-column double exhibition marine tidal-current energy generator group, whole
Individual unit employs truss structure (2), and truss structure is gathered around and had the advantage that and can save material, reduces one-time investment；Can
To alleviate construction weight, ease of assembly and transport.Operation can be built across the sea based on the truss structure in seabed simultaneously
Platform (1), offshore platform can be laid power-equipment, can complete in-situ trouble, be operable to again the rotation of the hydraulic turbine
Turn.It is that aerofoil profile pipeline spreads the wings (3) that generating set (5) top employs two cross sections.Pipeline spreads the wings (3) one end even the most across the sea
On platform (1), the other end leads directly to generating set (5), and maintainer can be entered in cavity by pipeline, enters generating set (5)
Row checks, compares the pipeline of level, and this oblique and cross section is that the structure of the aerofoil profile maintainer that is more convenient for comes in and goes out, when aerofoil profile is the most right
When flowing, suffered thrust is minimum.Meanwhile, interior pipeline of spreading the wings communicates, and can form gravity flow and ventilate, a passage air intake, and one leads to
Road air-out, compared to single-column simultaneously air intake air-out, heat radiation in hgher efficiency.For the marine tidal-current energy generator group of two blades, such as Fig. 1
There is the situation that blade (4) overlaps with bracing frame in shown pile shape marine tidal-current energy generator group, thus occurs in that power dead band,
And the double exhibition formula structure of single-column does not haves coincidence situation as above, can effectively avoid the existence in power dead band, improve unit
Reliability of operation.Main shaft (7) under the hydraulic turbine uses concave-convex curved surface to contact supporting construction (6) with the pillar (9) of framework bottom.
As it is shown in figure 5, upper end curved surface (10) shape of pillar (9) is by an axial symmetry with pillar center of rotation as axis of symmetry
Curve rotation turnback is formed.Open Side Down and has unique peak (14) for this curve, and this point is on axis of symmetry (18).
As it is shown in figure 5, end curved surface (17) shape is by an axial symmetry with main axis center as axis of symmetry under main shaft (7)
Curve rotation turnback is formed.Open Side Down and has unique peak (13) for this curve, and this point is on axis of symmetry.
As shown in Figure 6, after main shaft (7) is installed on pillar (9), main shaft (7) and pillar (9) center of rotation are same
On one axis (18), in addition to contact point (15), other parts do not collide in rotary course.Main shaft (7) only one of which is
High point (13), pillar (9) only one of which peak (14), after installing, main shaft (7) contacts with pillar (9) only one of which
Point (15), and there is no other contact point.Such a construction ensures main shaft (7) moment of friction suffered in rotary course
Little, decrease abrasion.
With a plurality of groove (16) on axle sleeve (12), axle sleeve (12) cross section is as shown in Figure 7.
Two pillars not only can separate in the axial direction but also can rotate relative to axis.Because operating platform is with sea
Based on the truss structure (2) at the end, and generating set (5) and cantilevered out two passages (3) are to be to separate with pillar (9)
, so unit needs repairing when, can be sling by unit with lifting appliance, axle sleeve (11) and main shaft (7) are vertically
Direction translates.Time in working order, turning facilities can also drive spread the wings (3) to complete the rotation of the hydraulic turbine.So may be used
So that the hydraulic turbine keeps optimal waterpower position, improve the utilization rate to marine tidal-current energy.In installation process, with main shaft above (7)
The sleeve (11) connected together can play the effect of guiding, convenient installation；During unit work, sleeve (11) can play radially
Fixing effect.The point-to-point contact of concave-convex curved surface supporting construction can reduce moment of friction when relatively rotating；Concave-convex curved surface
Supporting construction is very simple, is adapted to working environment severe in sea water.
During the marine tidal-current energy generator group using this structure is safeguarded, can use and pull up to sea level it section by section
After upper, the fixing mode carrying out again safeguarding, can be greatly improved the efficiency of maintenance.In order to utilize sea tide to greatest extent
The energy of energy, unit needs to turn to optimal waterpower position, and rotation process also to be accomplished efficiently, energy-conservation, point-to-point contact
Concave-convex curved surface supporting construction moment of friction is little, and rotation process energy loss is little.Simultaneously under sea under this severe working environment,
Structure needs simple as far as possible, and device is also required to certain from pollution discharge capability.The present invention uses concave-convex curved surface sleeve exactly
Turn to supporting construction to complete object above.Therefore concave-convex curved surface sleeve turns to the advantage of supporting construction as follows:
1., during safeguarding, unit top can use crane to sling, and unit pulls up and is easier, sufficiently long
Guiding mechanism can ensure that the lifting of arbitrary height.When slinging to that section needed repairing, can fix, afterwards just can be right
The part departing from the water surface is overhauled, and overhauls complete, and sleeve (11) and curved surface (10) can play the effect of guiding, and crane gear is straight
Tape splicing unit and is fallen, it is not necessary to the most additionally position, can time-consuming and cost.
2., in order to utilize marine tidal-current energy to greatest extent, generating set needs to rotate along with the change of direction of tide, existing
Marine tidal-current energy generator group can not complete the structure of this purpose；And concave-convex curved surface supports this structure, both can complete
Rotating, contact because rotary shaft is point-to-point with fixing axle again, contact area is minimum, it is possible to reduce the moment of friction produced during rotation,
The energy consumption making rotation reduces.The simple in construction of concave-convex curved surface housing supports structure simultaneously, although also just like bearing arrangement etc. other
Structure can also reach object above, but under the most this rugged environment, the fine structure such as bearing is easy to corrosion,
Maintenance cost is too high, and concave-convex curved surface housing supports structure has been the relatively simple knot of these purposes under the present circumstances
Structure, processing and maintenance cost are also relatively low.
3., in installation process, when upper sleeve (11) is inserted in lower posts (9), the dirt of pillar curved surface can be
Along curved surface (10) landing under the effect of current, play certain automatic cleaning action.During running, sleeve (11) is internal
Necessarily having sea water to penetrate into, the silt impurity density in sea water is relatively big, can be along the groove on axle sleeve after entering between axle and axle sleeve
(16) sedimentation, falls into outside.Such contact point (15) being effectively protected two curved surfaces from drainage, it is ensured that support column
Flexible rotation, reduces abrasion, improves rotating mechanism service life.
Accompanying drawing explanation
Fig. 1 is the sketch of pile-column marine tidal-current energy generator group
Fig. 2 is the sketch of bottom-sitting type marine tidal-current energy generator group
Fig. 3 is the sketch of floating-type tidal current energy generating set
Fig. 4 is a kind of double exhibition formula marine tidal-current energy generator group of single-column that can build operating platform on sea level in the present invention
Fig. 5 is that the concave-convex curved surface sleeve steering structure of a kind of marine tidal-current energy generator group pillar installs front axle to sectional view
Fig. 6 is axial sectional view after the concave-convex curved surface sleeve steering structure of a kind of marine tidal-current energy generator group pillar is installed
Fig. 7 is the sectional view of curved surface sleeve steering structure sleeve
Detailed description of the invention
The concave-convex curved surface contact sleeve steering structure of marine tidal-current energy generator group pillar, as shown in Figure 4, in single-column double exhibition trend
In energy generator unit structure, whole unit is truss structure 2, and unit top is with work platforms 1, with the generating of blade 4
Two cross sections are installed on unit 5 top, and to be aerofoil profile spread the wings 3 by the initial pipeline stretched upwards of generating set 5；Unit base 8 is installed and is propped up
Post 9, the top of pillar 9 is curved surface 10 shape；Sleeved 11 are overlapped, equipped axle sleeve 12 in sleeve 11 on main shaft 7；Sleeve 11 and axle sleeve
12 composition steering mechanism 6.Main shaft 7 upper end connects generating set 5 bottom, and the curved surface 17 of main shaft 7 lower end withstands on following pillar 9
On, the peak 13 of top-surface camber forms point-to-point contact with the peak 14 of lower surface camber at contact point 15.
As it is shown in figure 5, the concrete technical scheme of concave-convex curved surface housing supports structure is for there being one on unit base
Post 9, the top of pillar is curved surface 10.On pillar 9, end curved surface 10 shape is by an axle pair with pillar 9 center of rotation as axis of symmetry
Claiming curve rotation turnback to be formed, Open Side Down and has unique peak 14 for this curve, and this point is on axis of symmetry 18.Main
7 times end curved surface 17 shapes of axle are formed by an axial symmetry curve rotation turnback with main axis center as axis of symmetry, this curve
Open Side Down and has unique peak 13, and this point is on axis of symmetry 18.Main shaft 7 and pillar 9 center of rotation are at same axle
On line.Pillar 9 directly processes with curved surface 10.Axle sleeve 12 is installed into sleeve 11.Based on truss structure 2 in sea water
Crane gear, 3 just can unit be fallen on pillar 9 along sleeve 11 by hanging to spread the wings, can complete to install.Installing
Cheng Zhong, sleeve 11 and curved surface 10 play the effect of guiding so that install and be more prone to.Sleeve 11 install during, bottom
On pillar 9, the impurity of deposition can wash away along curved surface 10 landing along with current, and the effect unit playing cleaning is in work shape
During state, spreading the wings above unit 3 is connected with power-equipment, uses power-equipment the hydraulic turbine can be made to turn when tangentially promoting both arms
Dynamic.Sleeve 11 serves the effect in radial constraint main shaft 7 position relative with pillar 9.When needs overhaul when, 11, sleeve
Effect to radial constraint, it is only necessary to directly vertical lifting, when the position needing maintenance arrives on platform, it is possible to stop
Hang, and fix with equipment, then overhaul；Maintenance completes, and under sleeve 11 guides, unit can fall in lower section fast and accurately
Pillar 9 on, and complete point-to-point contact.Being point cantact between main shaft 7 and pillar 9, during rotation, moment of friction is less.In sea
Under water in such rugged environment, concave-convex curved surface supporting construction is relatively simple design, and this structure is also easiest to safeguard.
Use axle sleeve 12 can effectively reduce the frictional force between pillar 9 and sleeve 11, reduce the abrasion of equipment.Axle sleeve 12
On with multiple grooves 16.During work, sea water and impurity can penetrate among sleeve 11, because having opened groove on axle sleeve 12
16, the silt in sea water and impurity under gravity can be along groove 16 natural subsidence.
Claims (5)
1. a concave-convex curved surface contact sleeve steering structure for marine tidal-current energy generator group pillar, is characterized in that: marine tidal-current energy generator
Group, its generating set (5) is connected to the upper end of main shaft (7), and generating set (5) upper end is installed a pair pipeline and spread the wings (3), this machine
The double exhibition formula marine tidal-current energy generator group of group referred to as single-column.In single-column double exhibition marine tidal-current energy generator group structure, whole unit is purlin
Rack and panel construction (2), unit top installs two by sending out with work platforms (1), generating set (5) top with blade (4)
The initial pipeline stretched upwards of group of motors (5) spreads the wings (3)；Unit base (8) mounting column (9), the top of pillar (9) is curved surface
(10) shape；Main shaft (7) is upper overlaps sleeved (11), equipped axle sleeve (12) in sleeve (11)；Sleeve (11) forms with axle sleeve (12)
Steering mechanism (6), main shaft (7) upper end connects generating set (5) bottom, and the curved surface (17) of main shaft (7) lower end withstands on following propping up
On post (9), it is right that the peak (13) of top-surface camber (17) and the peak of lower surface camber (10) (14) form point at contact point (15) place
The contact of point.
The most according to claim 1: the concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar, its
Feature is: with a plurality of groove (16) on axle sleeve (12).
The concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar the most according to claim 1, its
Feature is: upper end curved surface (10) shape of pillar (9) is rotated with pillar (9) center of rotation axial symmetry curve as axis of symmetry by one
180 degree of formation, Open Side Down and has unique peak (14) for this curve, and peak (14) is on axis of symmetry (18).
The concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar the most according to claim 1, its
Feature is: under main shaft (7), end curved surface (17) shape is rotated 180 by an axial symmetry curve with main axis center as axis of symmetry
Degree is formed, and Open Side Down and has unique peak (13) for this curve, and this point is on axis of symmetry (18).
The concave-convex curved surface contact sleeve steering structure of a kind of marine tidal-current energy generator group pillar the most according to claim 1, its
Feature is: main shaft (7) and pillar (9) center of rotation are on same axis (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317699.3A CN106014847A (en) | 2016-05-13 | 2016-05-13 | Concave-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317699.3A CN106014847A (en) | 2016-05-13 | 2016-05-13 | Concave-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set |
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| Publication Number | Publication Date |
|---|---|
| CN106014847A true CN106014847A (en) | 2016-10-12 |
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| CN201610317699.3A Pending CN106014847A (en) | 2016-05-13 | 2016-05-13 | Concave-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014757A (en) * | 2016-05-13 | 2016-10-12 | 哈尔滨电机厂有限责任公司 | Double-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set |
-
2016
- 2016-05-13 CN CN201610317699.3A patent/CN106014847A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014757A (en) * | 2016-05-13 | 2016-10-12 | 哈尔滨电机厂有限责任公司 | Double-convex-curved-surface contact sleeve steering structure of supporting column for tidal-current-energy generator set |
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Application publication date: 20161012 |