CN202001210U - Conical cylinder tower - Google Patents
Conical cylinder tower Download PDFInfo
- Publication number
- CN202001210U CN202001210U CN2011200527539U CN201120052753U CN202001210U CN 202001210 U CN202001210 U CN 202001210U CN 2011200527539 U CN2011200527539 U CN 2011200527539U CN 201120052753 U CN201120052753 U CN 201120052753U CN 202001210 U CN202001210 U CN 202001210U
- Authority
- CN
- China
- Prior art keywords
- steel plate
- tapered
- section
- pylon
- tapered cylinder
- 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.)
- Expired - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000003466 welding Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 238000005096 rolling process Methods 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 238000007664 blowing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
- E04H12/085—Details of flanges for tubular masts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The utility model relates to a conical cylinder tower, which is characterized by comprising a plurality of steel plates, each steel plate is rolled into a conical ring cylinder and welded according to a preset cone angle, the conical ring cylinders are welded one by one and mounted into the conical cylinder tower in a suspension manner according to taper range from 0 degree to 1.402 degrees, rolling weld joints of the conical ring cylinders are symmetrically arranged in a staggered manner, an elliptical door opening is arranged on the two conical ring cylinders at the bottommost position, and the thickness and the width of a sheet material of each steel plate are set according to the load of a wind turbine at the height of the steel plate. The conical cylinder tower is capable of realizing uttermost transfer of loads in operation of the wind turbines and support of the weights of the wind turbines, is higher in safety and can be widely applied to wind power generation industry.
Description
Technical field
The utility model relates to a kind of support tower, particularly about a kind of tapered cylinder pylon that is used for wind power generating set.
Background technique
The height of wind power generating set is generally about 100 meters, and wind field generally is selected in wide Plain or hills, mountain region, wind speed is bigger throughout the year, and the generating set gross weight of pylon support is about 100 tons in addition, so the support of wind power generating set is very important structure member.The supporting way of existing wind power generating set mainly is truss structure and cylindrical structure, and indivedual blower fans adopt the concreting cylinder to support, and wind power generating set frame height on certain height, is utilized the wind energy in this altitude range to the greatest extent to greatest extent.The stressed two power bars combinations of adopting of traditional truss structure be subjected to the wind-force area little, but personnel climb and the layout of cable all is exposed under the external environment more, and affected by environment very big, particularly severse weather will directly influence the maintenance to blower fan; The concrete cylindrical structure is limit by concrete strength, and the pylon height can only generally be no more than thirty or forty rice in low scope, can not accomplish than higher height, and also relatively more responsive to the alternate load of blower fan, on the life-span, obviously fail and support in steel structure.And the cylinder type support tower has overcome the shortcoming of above two kinds of supports; adopt steel plate to roll, be welded; equipment such as operator and cable are within the shielded cylinder; made things convenient for personnel's climbing; guaranteed the protection of equipment; usually the cylinder type pylon of each wind power generating set producer all has structural difference, if any the straight cylinder type and the wealthy up and down shape of the mouth as one speaks.Wherein, diameter is the same up and down for the straight cylinder type pylon, whole pylon is heavier, and the basis is required height, has increased the blowing area of whole pylon in addition, the stressed increase of whole blower fan, the more important thing is has increased the blower fan wake effect, directly influences the generated energy of peripheral blower fan, for reducing the influence of straight cylinder type pylon wake effect, the distance between the blower fan must be increased, soil and wind-resources can be wasted so again; Wealthy up and down shape of the mouth as one speaks pylon has one section contraction at intermediate section, though overcome the big shortcoming of straight cylinder type blowing area, its minimum diameter is than the summit is all little a lot of up and down, and when the blower fan load change was very big, as easy as rolling off a log generation buckling failure produced the blower fan collapse accident.
Summary of the invention
At the problems referred to above, it is higher that the purpose of this utility model provides a kind of Security, can prolong an interior service life of equipment, and be applicable to that the wheel hub center height is the tapered cylinder pylon of 65 meters height, 3A+ class and following wind field.
For achieving the above object, the utility model is taked following technological scheme: a kind of tapered cylinder pylon, it is characterized in that: it comprises the plurality of sections steel plate, the described steel plate of each section rolls into a tapered collar tube and welding according to predefined cone angle, welding piecemeal again between the described tapered collar tube of each section, and arrange by conical taper and to lift into described tapered cylinder pylon that described conical taper scope is 0～1.402 angle value; The welded seam that rolls of the described tapered collar tube of each section adopts staggered, symmetric arrangement; The two described tapered collar tubes that are positioned at bottommost are provided with an oval-shaped door opening; The described steel plate of each section adopts thickness, the width of sheet material to be provided with according to the wind-powered electricity generation unit load of the described steel plate of each section height of living in.
The joint of adjacent two described tapered collar tubes is welded with the flange that is used to reinforce, and described tapered cylinder pylon is connected by carrying out bolt between described flange and wind-powered electricity generation unit and the basis.
The described steel plate of each section all adopts integral plate.
All can weld the ad eundem steel construction piece inside and outside the described tapered collar tube of each section.
The utility model is owing to take above technological scheme, it has the following advantages: 1, the utility model is according to the whole stressing conditions of wind power generating set, employing is rolled by the plurality of sections steel plate and is welded into the tapered collar tube, each ring tube is again through welding, lifting into tapered cylinder pylon by tapered arrangement, therefore, load when having realized transmitting the wind power generating set operation to greatest extent also supports wind power generating set weight, and Security is higher.2, the utility model is owing to adopt most economical different-thickness steel plate arrangement, and according to wind power generating set load formulation layout cone angle, can adjust the arrangement of the steel plate of continuous thickness, also reduce the wind power generating set overall weight as much as possible, reduce additional effect power the basis.Consider transportation problem simultaneously, not requirement such as superelevation ultralong overweight when having accomplished highway transport.3, the utility model is because the tapered cylinder pylon that adopts can guarantee being connected firmly of basis, and tapered cylindrical tower top of the trellis can be according to cabin interface variation diameter, accomplish minor diameter as much as possible, so both guaranteed the firm of basis, accomplished that again blowing area is less.4, to adopt scope be the tapered cylinder pylon that the conical taper of 0～1.402 angle value is arranged in the present invention, can also guarantee to support the generator set weight certain wind regime under, and the while can accomplish that materials economize most.The utility model can be widely used in the wind-power electricity generation industry.
Description of drawings
Fig. 1 is an overall structure schematic representation of the present utility model;
Fig. 2 is an oval door opening of the present utility model mounting point schematic representation;
Fig. 3 is tapered collar tube of the present utility model and flanged connecting structure schematic representation.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1 and Figure 2, it is 65 meters, 3A+ class and following wind field that the utility model is used for the wheel hub center height, it comprises the plurality of sections steel plate, and each section steel plate rolls into a tapered collar tube 1 and welding according to predefined cone angle, and weld strength is not less than the intensity of each section steel plate itself.Weld piecemeal between each section tapered collar tube 1 again, and lift into tapered cylinder pylon by the conical taper layout, this conical taper scope is 0～1.402 angle value.And the welded seam that rolls of each section tapered collar tube 1 adopts staggered, symmetric arrangement; Weld strength between each section tapered collar tube 1 is higher than the intensity of steel plate mother metal.The two tapered collar tubes 1 that are positioned at bottommost are provided with an oval-shaped door opening 2, and door opening 2 is as the passage of the tapered cylinder pylon of turnover, and the requirement that it not only will satisfy ergonomics makes things convenient for personnel to pass in and out.Because the height and position of door opening 2 openings directly influences the intensity of tapered cylindrical tower frame, therefore, load condition and the operator of the height and position of door opening 2 during by fan operation transport goods, the last inferior influence factor decision of personnel, tapered cylindrical tower frame intensity can be accomplished neither to influence like this, operator's climb altitude can be reduced again as far as possible.Wherein, each section steel plate adopts thickness, the width of sheet material to be provided with according to the wind power generating set load of each section steel plate height of living in.
In the foregoing description, the conical taper of arranging between each section tapered collar tube 1 is by the concrete performance load decision of wind power generating set, the i.e. stressed decision that is produced by cabin weight and blade sweeping area.Cabin weight and the blade sweeping area maximum load when operation has determined the size of the driftage bearing of blower fan, under the prerequisite that guarantees tower top diameter minimum, and then has determined tapered cylindrical tower top of the trellis diameter dimension.Simultaneously, because tapered cylinder pylon bottom and tower foundation Conncetion cimension are determined by the tower foundation connection interface, tower foundation to satisfy complete machine weight and when operation maximum load requirement, the connection interface size generally can not surpass the requirement for restriction of land route transportation in principle simultaneously.
In the foregoing description, as shown in Figure 3, the joint of adjacent two tapered collar tubes 1 is welded with the flange 3 that is used to reinforce, and realizes that by flange 3 tapered cylinder pylon is connected with bolt between wind power generating set and the basis.
In the various embodiments described above, each section steel plate all adopts integral plate, rolls welding according to predefined cone angle then.
In the various embodiments described above, on the tapered cylinder pylon short transverse of the present utility model continuously thickness, do not change under the situation of arranging cone angle, each section steel plate can be adjusted its height, and then saves material and welding expense.But, can not adjust between the steel plate of different-thickness.
In the various embodiments described above, all can weld other ad eundem steel construction piece inside and outside each section tapered collar tube 1, be used to connect the miscellaneous equipment of wind power generating set.
The various embodiments described above only are used to illustrate the utility model; the structure of each parts, size, the position is set and shape all can change to some extent; on the basis of technical solutions of the utility model; all improvement and equivalents of individual component being carried out according to the utility model principle all should not got rid of outside protection domain of the present utility model.
Claims (5)
1. tapered cylinder pylon, it is characterized in that: it comprises the plurality of sections steel plate, the described steel plate of each section rolls into a tapered collar tube and welding according to predefined cone angle, welding piecemeal again between the described tapered collar tube of each section, and arrange by conical taper and to lift into described tapered cylinder pylon that described conical taper scope is 0～1.402 angle value; The welded seam that rolls of the described tapered collar tube of each section adopts staggered, symmetric arrangement; The two described tapered collar tubes that are positioned at bottommost are provided with an oval-shaped door opening.
2. a kind of tapered cylinder pylon as claimed in claim 1, it is characterized in that: the joint of adjacent two described tapered collar tubes is welded with the flange that is used to reinforce, and carries out bolt by described flange between described tapered cylinder pylon and wind-powered electricity generation unit and the basis and is connected.
3. a kind of tapered cylinder pylon as claimed in claim 1, it is characterized in that: the described steel plate of each section all adopts integral plate.
4. a kind of tapered cylinder pylon as claimed in claim 2, it is characterized in that: the described steel plate of each section all adopts integral plate.
5. as claim 1 or 2 or 3 or 4 described a kind of tapered cylinder pylons, it is characterized in that: all can weld the ad eundem steel construction piece inside and outside the described tapered collar tube of each section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200527539U CN202001210U (en) | 2011-03-02 | 2011-03-02 | Conical cylinder tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200527539U CN202001210U (en) | 2011-03-02 | 2011-03-02 | Conical cylinder tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202001210U true CN202001210U (en) | 2011-10-05 |
Family
ID=44703953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200527539U Expired - Lifetime CN202001210U (en) | 2011-03-02 | 2011-03-02 | Conical cylinder tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202001210U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526282A (en) * | 2014-12-19 | 2015-04-22 | 江苏现代造船技术有限公司 | Method for establishing large floating type wind power station tower drum |
| EP2525021B1 (en) * | 2011-05-16 | 2018-10-10 | GE Renewable Technologies | Wind turbine tower supporting structure |
| CN113417806A (en) * | 2020-03-03 | 2021-09-21 | 西门子歌美飒可再生能源公司 | Wind turbine |
-
2011
- 2011-03-02 CN CN2011200527539U patent/CN202001210U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2525021B1 (en) * | 2011-05-16 | 2018-10-10 | GE Renewable Technologies | Wind turbine tower supporting structure |
| CN104526282A (en) * | 2014-12-19 | 2015-04-22 | 江苏现代造船技术有限公司 | Method for establishing large floating type wind power station tower drum |
| CN104526282B (en) * | 2014-12-19 | 2017-01-18 | 江苏现代造船技术有限公司 | Method for establishing large floating type wind power station tower drum |
| CN113417806A (en) * | 2020-03-03 | 2021-09-21 | 西门子歌美飒可再生能源公司 | Wind turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |