CN201568230U - Main frame of wind turbine generator system - Google Patents
Main frame of wind turbine generator system Download PDFInfo
- Publication number
- CN201568230U CN201568230U CN200920246659XU CN200920246659U CN201568230U CN 201568230 U CN201568230 U CN 201568230U CN 200920246659X U CN200920246659X U CN 200920246659XU CN 200920246659 U CN200920246659 U CN 200920246659U CN 201568230 U CN201568230 U CN 201568230U
- Authority
- CN
- China
- Prior art keywords
- mainframe
- power generating
- wind power
- generating set
- main shaft
- 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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model provides a main frame of a wind turbine generator system. The main frame is made of ductile iron; a main shaft bearing mounting base for fixing a main shaft bearing is arranged at the front end of the main frame, and the main shaft bearing mounting base is provided with a fixed elevation angle; a power generator base mounting surface is arranged at the rear end of the main frame; a yaw bearing mounting surface is arranged on the lower bottom surface of the main frame; and a yaw arrester mounting base is arranged beside the yaw bearing mounting surface. Due to good casting performance, easy casting, good damping property, stress concentration and low sensitivity of ductile iron, the main frame is enabled to have the advantages of low manufacture cost, convenient processing, good anti-vibration performance, less possibility of damage and prolonged service life. The arrangement of the elevation angle ensures that collision between the tip of a blade and a tower is avoided.
Description
Technical field
The utility model relates to the main frame structure in a kind of wind power generating set.
Background technique
Wind power generating set generally is made up of wind wheel and cabin, comprises again in the cabin: parts such as mainframe, engine room frame, main shaft, gear-box, generator, engine room cover, pitch-controlled system, yaw system and automatical control system.Mainframe is connected with the tower tube by yaw device, and remaining part is fixed among the cabin by mainframe.
The mainframe of wind power generating set bears the effect of all external force of unit in addition except bearing its load of holding mechanical part.Especially Xian Dai wind power generating set in order to obtain more wind energy, is often carried the pylon height very high, have up to 100m, will be more harsh to the requirement of mainframe intensity and rigidity.
The design of mainframe will unifiedly with the integral layout in cabin be considered, under the prerequisite that satisfies the strength and stiffness requirement, should be satisfied requirements such as durable, compact, light and handy.
Yet existing mainframe in use fatigue damage often occurs, make difficulty and keeps in repair the problem that bothers, and needs those skilled in the art to be solved.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, and a kind of pivoting support formula main transmission chain that is applicable to is provided, and is rational in infrastructure, good integrity, intensity height, the wind power generating set mainframe with combination properties such as good wear-resisting, corrosion-resistant, shock-absorbings.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of wind power generating set mainframe is characterized in that:
This mainframe is material with spheroidal graphite cast iron;
This mainframe front end is provided with the main shaft bearing fitting seat that is used for fixing main shaft bearing, and this main shaft bearing fitting seat has a fixed angle of altitude;
This mainframe rear end is provided with generator base attachment face;
This mainframe bottom surface is provided with driftage bearing attachment face, and is provided with the off-course brake fitting seat on this driftage bearing attachment face next door.
In preferable technological scheme: be connected with the inclined-plane between the rear end of this mainframe and the end face of mainframe, this inclined-plane is provided with a hole.
In preferable technological scheme: the marginal position in this hole is provided with several stiffening rib fixed bases.
In preferable technological scheme: also be provided with four hangers on this mainframe.
In preferable technological scheme: this mainframe each side be provided with two engine room frame fitting seats.
In preferable technological scheme: this mainframe each side be provided with a manhole.
In preferable technological scheme: the left side of this mainframe or right side are provided with a cable hole.
In preferable technological scheme: also be provided with driftage drive installation seat in the inboard of the bottom surface of this mainframe.
In preferable technological scheme: the inboard at the bottom surface of this mainframe also is provided with gear box vibration damping device fitting seat.
In preferable technological scheme: also be provided with a wind wheel lock fitting seat in the inboard of this main shaft bearing fitting seat.
Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be:
1. under the prerequisite that satisfies intensity and rigidity, the mainframe amount is in light weight, cost is low;
2. employing spheroidal graphite cast iron, is cast easily at good casting property, and damping property is good, and stress concentration sensitivity is low;
3. reasonable in design, manufacturability is good, is convenient to casting and machining;
4. structure is convenient to install and is adjusted, convenient for maintaining and replacing component.
Description of drawings
Fig. 1 is the structural representation of mainframe of the present utility model;
Fig. 2 is the schematic representation of another angle of mainframe of the present utility model.
Description of reference numerals: 1-main shaft bearing fitting seat; 2-generator base attachment face; 3-driftage bearing attachment face; 4-off-course brake fitting seat; 5-stiffening rib fitting seat; The 6-hanger; 7-engine room frame fitting seat; The 8-manhole; The 9-cable hole; 10-wind wheel lock fitting seat; 11-driftage drive installation seat; 12-gear box vibration damping device fitting seat; The 13-hole.
Embodiment
As shown in Figure 1, be a kind of wind power generating set mainframe provided by the utility model, wherein:
This mainframe is material with spheroidal graphite cast iron; Because the spheroidal graphite cast iron good casting property, cast easily, damping property is good and stress concentration sensitivity is low, make mainframe cheap for manufacturing cost, easy to process, resistance to shock is good, be not easy damage, and working life of having improved mainframe.
This mainframe front end is provided with the main shaft bearing fitting seat 1 that is used for fixing main shaft bearing, and has several angle between this main shaft bearing fitting seat 1 and the mainframe bottom surface, forms an elevation angle, and the tilt angle of rotor shaft setting can be provided, and avoids blade tip and tower collision.Also be provided with a wind wheel lock fitting seat 10 in the inboard of this main shaft bearing fitting seat 1, be used for wind-powered electricity generation unit restriction wind wheel when shutting down and rotate.
This mainframe rear end is provided with generator base attachment face 2, and this generator base attachment face 2 is used for connecting the generator base, and generator is installed on the generator base.
This mainframe bottom surface is provided with driftage bearing attachment face 3, and is provided with off-course brake fitting seat 4 on these driftage bearing attachment face 3 next doors.Mainframe is connected with the tower tube by yaw system, when off-course brake clamps the driftage brake disc, driftage is stopped.
Be connected with the inclined-plane between the rear end of this mainframe and the end face of mainframe, this inclined-plane is provided with a hole 13, many parts (as: gear-box, yaw drive, gear-box damping device etc.) that are installed in the mainframe all enter by this hole 13, marginal position in this hole 13 is provided with stiffening rib fixed base 5, is used for installing stiffening rib to improve intensity herein.
Also be provided with four hangers 6 on this mainframe, be used for the lifting of mainframe.
This mainframe each side be provided with two engine room frame fitting seats 7 and a manhole 8.This engine room frame fitting seat 7 is used for frame fixation on mainframe; Safeguard and keep in repair and this manhole 8 can make things convenient for the workman to enter mainframe.
The left side of this mainframe or right side are provided with a cable hole 9, concentrate the mainframe of coming in and going out with current supply cable.
Also be provided with driftage drive installation seat 11 in the inboard of the bottom surface of this mainframe, be used for installing yaw drive, yaw drive then provides power for yawing rotation.
Inboard at the bottom surface of this mainframe also is provided with gear box vibration damping device fitting seat 12, is used for the gear-box damping device is installed in the mainframe.Gear-box is installed on the gear-box damping device in the mainframe by hole 13, and its speed end links to each other with generator by coupling, and its low speed end links to each other with wheel hub by main shaft.Thereby the rotation of wind wheel is delivered to generator for generating.
More than explanation is just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within protection scope of the present invention.
Claims (10)
1. wind power generating set mainframe is characterized in that:
This mainframe is material with spheroidal graphite cast iron;
This mainframe front end is provided with the main shaft bearing fitting seat that is used for fixing main shaft bearing, and this main shaft bearing fitting seat has a fixed angle of altitude;
This mainframe rear end is provided with generator base attachment face;
This mainframe bottom surface is provided with driftage bearing attachment face, and is provided with the off-course brake fitting seat on this driftage bearing attachment face next door.
2. wind power generating set mainframe according to claim 1 is characterized in that: be connected with the inclined-plane between the rear end of this mainframe and the end face of mainframe, this inclined-plane is provided with a hole.
3. wind power generating set mainframe according to claim 2 is characterized in that: the marginal position in this hole is provided with several stiffening rib fixed bases.
4. wind power generating set mainframe according to claim 1 is characterized in that: also be provided with four hangers on this mainframe.
5. wind power generating set mainframe according to claim 1 is characterized in that: this mainframe each side be provided with two engine room frame fitting seats.
6. wind power generating set mainframe according to claim 1 is characterized in that: this mainframe each side be provided with a manhole.
7. wind power generating set mainframe according to claim 1 is characterized in that: the left side of this mainframe or right side are provided with a cable hole.
8. wind power generating set mainframe according to claim 1 is characterized in that: also be provided with driftage drive installation seat in the inboard of the bottom surface of this mainframe.
9. wind power generating set mainframe according to claim 1 is characterized in that: the inboard at the bottom surface of this mainframe also is provided with gear box vibration damping device fitting seat.
10. wind power generating set mainframe according to claim 1 is characterized in that: also be provided with a wind wheel lock fitting seat in the inboard of this main shaft bearing fitting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920246659XU CN201568230U (en) | 2009-10-23 | 2009-10-23 | Main frame of wind turbine generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920246659XU CN201568230U (en) | 2009-10-23 | 2009-10-23 | Main frame of wind turbine generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201568230U true CN201568230U (en) | 2010-09-01 |
Family
ID=42660516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920246659XU Expired - Lifetime CN201568230U (en) | 2009-10-23 | 2009-10-23 | Main frame of wind turbine generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201568230U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628422A (en) * | 2011-02-07 | 2012-08-08 | 维斯塔斯风力系统有限公司 | Access apparatus for a wind turbine and method of using same |
| CN102661248A (en) * | 2012-04-26 | 2012-09-12 | 广东明阳风电产业集团有限公司 | Base structure of wind generating set |
| CN103775290A (en) * | 2013-12-24 | 2014-05-07 | 广东明阳风电产业集团有限公司 | Yawing supporting structure of wind generating set |
| CN105386937A (en) * | 2015-12-08 | 2016-03-09 | 沈阳华创风能有限公司 | Main frame of wind generating set |
| CN105545611A (en) * | 2016-01-26 | 2016-05-04 | 李勇强 | Framework device for wind collection power generation of direct-drive accelerated type narrow tube |
| CN106968899A (en) * | 2017-05-23 | 2017-07-21 | 北京三力新能科技有限公司 | A kind of base of wind power generating set |
| CN113819007A (en) * | 2021-08-13 | 2021-12-21 | 太原重工股份有限公司 | Main frame of wind turbine generator |
-
2009
- 2009-10-23 CN CN200920246659XU patent/CN201568230U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628422A (en) * | 2011-02-07 | 2012-08-08 | 维斯塔斯风力系统有限公司 | Access apparatus for a wind turbine and method of using same |
| CN102628422B (en) * | 2011-02-07 | 2014-11-26 | 维斯塔斯风力系统有限公司 | Access apparatus for a wind turbine and method of using same |
| CN102661248A (en) * | 2012-04-26 | 2012-09-12 | 广东明阳风电产业集团有限公司 | Base structure of wind generating set |
| CN103775290A (en) * | 2013-12-24 | 2014-05-07 | 广东明阳风电产业集团有限公司 | Yawing supporting structure of wind generating set |
| CN105386937A (en) * | 2015-12-08 | 2016-03-09 | 沈阳华创风能有限公司 | Main frame of wind generating set |
| CN105545611A (en) * | 2016-01-26 | 2016-05-04 | 李勇强 | Framework device for wind collection power generation of direct-drive accelerated type narrow tube |
| CN105545611B (en) * | 2016-01-26 | 2018-01-16 | 李勇强 | A kind of straight drive narrow pipe wind power generation architecture device of speed-increasing type |
| CN106968899A (en) * | 2017-05-23 | 2017-07-21 | 北京三力新能科技有限公司 | A kind of base of wind power generating set |
| CN113819007A (en) * | 2021-08-13 | 2021-12-21 | 太原重工股份有限公司 | Main frame of wind turbine generator |
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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 |
Granted publication date: 20100901 |
|
| CX01 | Expiry of patent term |