CN105370505B - A kind of lifting truss type pylon certainly for wind generator - Google Patents
A kind of lifting truss type pylon certainly for wind generator Download PDFInfo
- Publication number
- CN105370505B CN105370505B CN201510917634.8A CN201510917634A CN105370505B CN 105370505 B CN105370505 B CN 105370505B CN 201510917634 A CN201510917634 A CN 201510917634A CN 105370505 B CN105370505 B CN 105370505B
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- China
- Prior art keywords
- truss
- level
- lifting
- pylon
- guide slide
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
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Abstract
A kind of lifting truss type pylon certainly for wind generator, couple containing multistage truss and respectively the lifting drive of truss at different levels；Lifting drive includes：Upper and lower guide slide, clamping pulley, screw jack, motor, load connecting rod and helical axis；Next stage truss and upper level truss are hinged by truss articulated mounting, can be rotated；Rotated when lifting drives at different levels cooperate with, it is possible to so that all truss vertically rise or folded landing；Device provided by the present invention have the characteristics that simple in construction, stress equalization, control it is easy, be easy to autonomous installation and the General Maintenance of blower fan, be adapted to Yu Haiyang island, marine vessel, offshore oil platform, remote districts distributed middle-size and small-size blower fan pylon.
Description
Technical field
The present invention relates to the pylon structure of large-scale wind driven generator, belong to field of wind power equipment.
Background technology
Wind energy resources is worldwide very abundant, and there are considerable wind energy content in almost all of area and country.
In recent years oil crisis takes place frequently, and the petroleum reserves of countries in the world, coal reserves will all be exhausted in centuries, therefore, China, the U.S.,
Notice is all gradually transferred among the development and utilization of new energy by the country such as Britain, Spain.Wind energy is as renewable energy
One of the important component in source, while researcher's extensive concern is caused, the support energetically of national governments is also obtained.
From last century seventies the to modern times, world's wind-powered electricity generation achieves alarming development.World's wind-powered electricity generation of 1996 always generates electricity
Amount is only 12.2TWh；After 10 years, whole world wind power generation capacity reaches about 219TWh within 2008, accounts for world's gross generation then
The 1.1% of 20261TWh, between 3 years, 460TWh (2011) that the generated energy of whole world wind-powered electricity generation has reached accounts for generation then
The 2.1% of boundary's generating total amount 22018TWh.
The beginning of the nineties in last century, the 200kW of German designs manufacture blower fan are gone into operation on a large scale, the rotor diameter of this blower fan
For 25m, tower height 30m.In March, 2011, Vestas (Vestas) have issued the 7MW sea turns that rotor diameter reaches 164m
Machine.Rotor diameter 165m 7MW offshore wind turbines have then been issued in Mitsubishi power system European (MPSE), Siemens, Ah
Your stone, Nordex also can be obviously improved wind-force in the Large-scale Wind Turbines for releasing 6MW in 2011, the maximization of blade
The unit installed capacity of generator, it is obviously improved the utilization ratio of wind energy in wind field.
The development trend of wind-powered electricity generation equipment is at present：Maximization, lightweight, offshore wind farm, high reliability, high controllability, with
And rational manufacture/installation/maintenance cost, show diversified state of development.Especially for marine vessel, marine stone
Oily platform, people island is lived, it is necessary to wind power technology more efficient, that there is folding function, be easy to power adjusting.And ocean from
Right condition is more complex, is that wind speed is larger first, generally 6m/s~35m/s is frequently encountered typhoon, and wind speed can reach
More than 50m/s；For island, do not possess the condition of transport and the installation for large fan, blower fan is carried out special
Maintenance it is also highly difficult, therefore, the wind-powered electricity generation on ocean island equipment is not that existing wind-powered electricity generation equipment is carried out into simple transformation can
Use.The blower fan system used specifically for ocean island must be developed, with meet it is easy to install, just safeguard, Anti-Typhoon, corrosion resistant
Erosion, efficient requirement.
For suitable for marine vessel, offshore oil platform, the middle-size and small-size blower fan for living people island, remote districts, the present invention
It is proposed a kind of lifting truss type pylon certainly for wind generator, it is possible to achieve the multistage truss of pylon, which vertically rises or folded, to drop
Fall, be easy to autonomous installation and the regular maintenance of blower fan.
The content of the invention
Technical scheme is as follows：
A kind of lifting truss type pylon certainly for wind generator, it is characterised in that：The pylon includes tower mount, drop
Fall support and at least three-level truss, i.e., including base truss, intergrade truss and most upper level truss；The lower end of base truss is consolidated
On tower mount, the most upper end of upper level truss and fan engine room are affixed for Dingan County；Set and rise between adjacent two-stage truss
Drive device drops.
Each lifting drive includes：Truss articulated mounting, lower guide slide, upper guide slide, clamping pulley, spiral
Formula jack, motor, load connecting rod, helical axis and bolt；Truss articulated mounting enters neighbouring two-stage truss
Row is be hinged；Lower guide slide is fixed on next stage truss, and upper guide slide is fixed on upper level truss；Load connecting rod and drive
Dynamic motor is fixed on the pedestal of screw jack, and respective clamping pulley is housed in the upper and lower side of load connecting rod, upper end
Clamping pulley is stuck in guide slide, and the clamping pulley of lower end is stuck in lower guide slide；The drive shaft of motor
It is engaged with the bottom of the helical axis of screw jack；The front end of helical axis carries out screw occlusion through bolt and with the bolt,
Bolt is fixed on by attachment means on the axle of truss articulated mounting.
The present invention another technical characteristic be：The truss equal length of all intergrades；Most next stage truss and most upper one
The equal length of level truss, their length are the 1/2 of intergrade truss length.
Preferably, the truss includes level Four, i.e. base truss, first order level truss second level truss and most upper level purlin
Frame；The alighting carriage includes ground alighting carriage, first order alighting carriage and second level alighting carriage, and ground alighting carriage is consolidated
It is scheduled on ground, the middle part of its position correspondence first order truss, first order alighting carriage is fixed on first order truss, its position
The opposite side corresponding with ground alighting carriage, and cause second level truss to be supported on middle part to it after landing is folded；Second
Level alighting carriage is fixed on the truss of the second level, its position opposite side corresponding with first order alighting carriage, and is caused most upper
One-level truss is supported on middle part after landing is folded to it.
The present invention compared with prior art, has the characteristics that and protruded effect：1. use multistage truss and difference
Couple the lifting drive of truss at different levels, the arm of force and moment of flexure of the pylon in lifting can be substantially reduced, 2. lifting driving dress
Put and use the bearing diagonal between guide slide up and down, truss support power and driving force have a very big differential seat angle, and use is less
Driving force is obtained with very big truss support power, and 3. in lifting process, the arm of force position of truss support power can be with wind
The height of machine carries out adaptive regulation, and caused driving moment also has adaptivity, 4. lifts the torque required for truss
It is by the support force between the superior and the subordinate's truss come caused by, is the relation of active force and reaction force between them, therefore, tool
Play the role of to borrow power work done, 5. the regulative mode of lifting drive is screw jack, to move along a straight line, thus realizes letter
Just, reliability is high, also allows for installing and safeguards.Therefore, a kind of lifting truss type certainly for wind generator of the present invention
Pylon has the characteristics that simple in construction, stress equalization, control are easy.
Brief description of the drawings
Fig. 1 is a kind of lifting truss type pylon schematic diagram certainly for wind generator provided by the invention.
Fig. 2 is the schematic diagram under complete raised configuration from lifting truss type pylon.
In figure：1- front rows impeller；2- heel row impellers；3- fan engine rooms；4- tower mounts；5- base truss；The 6- first order
Truss；7- first order lifting drives；8- second level truss；9- second level lifting drive；10- third level truss；11-
Third level lifting drive；Guide slide under 12-；The upper guide slides of 13-；14- clamps pulley；15- screw jacks；
16- motors；17- load connecting rods；18- helical axis；19- bolts；19a- attachment means；19a- attachment means；20- truss is cut with scissors
Connection device；21- ground alighting carriage；22- first order alighting carriages；23- second level alighting carriage.
Embodiment
The structure and embodiment of the present invention are further described below in conjunction with the accompanying drawings：
A kind of lifting truss type pylon, pylon described in the pylon certainly for wind generator provided by the invention includes pylon
Base 4, alighting carriage and at least three-level truss, i.e., including base truss 5, intergrade truss and most upper level truss；Base purlin
The lower end of frame 5 is fixedly mounted on tower mount 4, and the most upper end of upper level truss and fan engine room 3 are affixed；In adjacent two-stage purlin
Lifting drive is set between frame.The truss equal length of all intergrades；Most next stage truss and most upper level truss
Equal length, their length are the 1/2 of intergrade truss length.
Fig. 1 is that a kind of structural principle from lifting truss type pylon embodiment for wind generator provided by the invention shows
It is intended to, the present embodiment lifts truss type pylon certainly using level Four, including：Front-seat impeller 1, heel row leaf 2, fan engine room 3, pylon bottom
Seat 4 and level Four include base truss 5, first order level truss 6, second level truss 8 and most from truss type pylon, level Four truss is lifted
Upper level truss, it is hinged in the same side between truss at different levels, and the articulated position between truss at different levels is in truss both sides
Alternate layout, lifting drive, i.e. first order lifting drive 7, second level liter are installed in hinged place between truss at different levels
Drive device 9 and third level lifting drive 11 (as shown in Figure 2) drop；Each lifting drive includes：The be hinged dress of truss
Put 20, lower guide slide 12, upper guide slide 13, clamping pulley 14, screw jack 15, motor 16, load connecting rod
17th, helical axis 18 and bolt 19；Neighbouring two-stage truss is hinged by truss articulated mounting 20；Lower guide slide 12
It is fixed on next stage truss, upper guide slide 13 is fixed on upper level truss；Load connecting rod 17 and motor 16 are fixed
On the pedestal of screw jack 15, pulley 14, the clamping of upper end are clamped equipped with respective in the upper and lower side of load connecting rod 17
Pulley 14 is stuck in guide slide 13, and the clamping pulley 14 of lower end is stuck in lower guide slide 12；Motor 16
Drive shaft is engaged with the bottom of the helical axis 18 of screw jack 15；The front end of helical axis 18 through bolt 19 and with the bolt
Screw occlusion is carried out, bolt 19 is fixed on by attachment means 19a on the axle of truss articulated mounting 20.
The alighting carriage includes ground alighting carriage 21, first order alighting carriage 22 and second level alighting carriage 23；Ground
Face alighting carriage 21 is fixed on ground, the middle part of its position correspondence first order truss 6, and first order alighting carriage 22 is fixed on
On one-level truss 6, its position opposite side corresponding with ground alighting carriage 21, and cause second level truss 8 folding landing
Middle part is supported on to it afterwards；Second level alighting carriage 23 is fixed on second level truss 8, its position and first order alighting carriage phase
Corresponding opposite side, and cause most upper level truss to be supported on middle part to it after landing is folded.
When needing pylon to rise, then control the motor in lifting drives at different levels to be rotated, drive spiral
Formula jack is moved along a straight line to pylon side, when screw jacks at different levels are just more in closer to pylon, overall pylon
Erectility, after pylon is completely erected, as shown in Figure 2, it is necessary to the opposite side purlin corresponding to screw jacks at different levels
Locking or bolt in frame progress vertical direction are fixed；, it is necessary to keep lifting drivings at different levels during the whole rise of pylon
The concertedness that motor 16 rotates in device so that the impeller of blower fan and the center of gravity of fan engine room are maintained in pylon as far as possible
On heart line position.When needing pylon to land, the device that pylon side is locked or bolt is fixed is unlocked first, then controlled each
Motor in level lifting drive carries out reverse rotation different during from rising, then pylon can be under the folding of Z-shaped
Drop, it is same, it is necessary to keep the concertedness that motor rotates in lifting drives at different levels so that the impeller and blower fan machine of blower fan
The center of gravity in cabin is maintained on the position of center line of pylon as far as possible；Corresponding alighting carriage is touched when dropping to truss at different levels
When, then it should stop operation, state as shown in Figure 1, i.e., first order truss 6 touches ground alighting carriage 21, second level truss 8
First order alighting carriage 22 is touched, third level truss 10 touches first order alighting carriage 23, and such pylon is in complete folding
Under state, truss at different levels standoff support in vertical direction, the stability of structure can be more preferable.
Because the present invention uses multistage truss and couples the lifting drive of truss at different levels respectively, can substantially reduce
The arm of force and moment of flexure of the overall pylon in lifting, and truss support power has very big angle with driving force in lifting drive
Difference, very big truss support power is obtained with only with less driving force；In lifting process, the brachium of truss support power
Adaptive regulation can be carried out with the height of blower fan lifting, therefore caused driving moment also has adaptivity；Rising
Required torque is to be come by the support force between the superior and the subordinate's truss caused when dropping truss, has the function that to borrow power work done；
The regulative mode of whole lifting drive is screw jack, to move along a straight line, thus realizes that easy, reliability is high,
It is easily installed and safeguards.
Claims (2)
- A kind of 1. lifting truss type pylon certainly for wind generator, it is characterised in that：The pylon include tower mount (4), Alighting carriage and at least three-level truss, i.e., including base truss (5), intergrade truss and most upper level truss；Base truss (5) Lower end be fixedly mounted on tower mount (4), the most upper end of upper level truss and fan engine room (3) are affixed；In adjacent two-stage Lifting drive is set between truss；Each lifting drive includes：Truss articulated mounting (20), lower guide slide (12), upper guide slide (13), clamping Pulley (14), screw jack (15), motor (16), load connecting rod (17), helical axis (18) and bolt (19)；Purlin Neighbouring two-stage truss is hinged by frame articulated mounting (20)；Lower guide slide (12) is fixed on next stage truss, Upper guide slide (13) is fixed on upper level truss；Load connecting rod (17) and motor (16) are fixed on screw jack (15) on pedestal, pulley (14), the clamping pulley (14) of upper end are clamped equipped with respective in the upper and lower side of load connecting rod (17) It is stuck in guide slide (13), the clamping pulley (14) of lower end is stuck in lower guide slide (12)；Motor (16) Drive shaft be engaged with the bottom of the helical axis (18) of screw jack (15)；The front end of helical axis (18) passes through bolt (19) And screw occlusion is carried out with the bolt, bolt (19) is fixed on the axle of truss articulated mounting (20) by attachment means (19a)；The truss equal length of all intergrades；Most next stage truss and the most equal length of upper level truss, their length For the 1/2 of intergrade truss length.
- A kind of 2. lifting truss type pylon certainly for wind generator according to claim 1, it is characterised in that：The purlin Frame includes level Four, i.e. base truss (5), first order truss (6) second level truss (8) and most upper level truss；The landing branch Frame includes ground alighting carriage (21), first order alighting carriage (22) and second level alighting carriage (23), ground alighting carriage (21) it is fixed on ground, the middle part of its position correspondence first order truss (6), first order alighting carriage (22) is fixed on the first order On truss (6), its position opposite side corresponding with ground alighting carriage (21), and cause second level truss (8) folding drop Fall behind and middle part is supported on to it；Second level alighting carriage (23) is fixed on second level truss (8), and its position is landed with the first order The corresponding opposite side of support, and cause most upper level truss to be supported on middle part to it after landing is folded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917634.8A CN105370505B (en) | 2015-12-10 | 2015-12-10 | A kind of lifting truss type pylon certainly for wind generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917634.8A CN105370505B (en) | 2015-12-10 | 2015-12-10 | A kind of lifting truss type pylon certainly for wind generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105370505A CN105370505A (en) | 2016-03-02 |
| CN105370505B true CN105370505B (en) | 2018-04-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510917634.8A Expired - Fee Related CN105370505B (en) | 2015-12-10 | 2015-12-10 | A kind of lifting truss type pylon certainly for wind generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105370505B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392670B (en) * | 2019-08-19 | 2022-12-20 | 新疆金风科技股份有限公司 | Wind generating set and leveling device, method, system, medium and equipment |
| CN110939308B (en) * | 2019-11-07 | 2021-10-26 | 闽江学院 | Power transmission tower with truss lifting function |
| CN112879234B (en) * | 2021-01-27 | 2022-06-07 | 江苏常友环保科技股份有限公司 | Lifting device of wind driven generator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429923A (en) * | 2007-11-09 | 2009-05-13 | 尤林 | Aerogenerator tower frame apparatus and its use method |
| CN101490413A (en) * | 2006-06-07 | 2009-07-22 | 德阿利泽法国公司 | Wind power machine provided with an articulated mast |
| CN201363242Y (en) * | 2008-12-30 | 2009-12-16 | 尤林 | Wind driven generator tower |
| DE102008063298A1 (en) * | 2008-12-29 | 2010-07-01 | Alpintechnik Ag | Tower for e.g. windmill, has additional lifting-and lowering unit guiding tilting force via hinge to tower upper part and amplifying tilting force of another lifting-and lowering unit and tilting movement of tower upper part |
| CN201747543U (en) * | 2010-06-25 | 2011-02-16 | 青岛敏深风电科技有限公司 | Double-cylinder hydraulic self-erection pylon of wind driven generator |
-
2015
- 2015-12-10 CN CN201510917634.8A patent/CN105370505B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101490413A (en) * | 2006-06-07 | 2009-07-22 | 德阿利泽法国公司 | Wind power machine provided with an articulated mast |
| CN101429923A (en) * | 2007-11-09 | 2009-05-13 | 尤林 | Aerogenerator tower frame apparatus and its use method |
| DE102008063298A1 (en) * | 2008-12-29 | 2010-07-01 | Alpintechnik Ag | Tower for e.g. windmill, has additional lifting-and lowering unit guiding tilting force via hinge to tower upper part and amplifying tilting force of another lifting-and lowering unit and tilting movement of tower upper part |
| CN201363242Y (en) * | 2008-12-30 | 2009-12-16 | 尤林 | Wind driven generator tower |
| CN201747543U (en) * | 2010-06-25 | 2011-02-16 | 青岛敏深风电科技有限公司 | Double-cylinder hydraulic self-erection pylon of wind driven generator |
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| Publication number | Publication date |
|---|---|
| CN105370505A (en) | 2016-03-02 |
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Granted publication date: 20180410 Termination date: 20211210 |