CN102734085A - Framework of large wind generating set - Google Patents
Framework of large wind generating set Download PDFInfo
- Publication number
- CN102734085A CN102734085A CN2012102214504A CN201210221450A CN102734085A CN 102734085 A CN102734085 A CN 102734085A CN 2012102214504 A CN2012102214504 A CN 2012102214504A CN 201210221450 A CN201210221450 A CN 201210221450A CN 102734085 A CN102734085 A CN 102734085A
- Authority
- CN
- China
- Prior art keywords
- main body
- forebay
- framework
- assembly department
- rear bay
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 238000005266 casting Methods 0.000 claims description 6
- 229910001141 Ductile iron Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
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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
- Y02E10/728—Onshore wind turbines
Landscapes
- Wind Motors (AREA)
Abstract
A framework of a large wind generating set comprises a front framework and a rear framework. Butt flanges are arranged between the front framework and the rear framework and are fixedly connected with each other through a plurality of bolts. The front frame comprises a front frame main body; a yawing bearing installing part is arranged in the center of the bottom of the front framework main body; a yawing driving installing part is arranged on the outer side of the bottom of the front framework main body; a gearbox installing part is arranged on the upper part of the front framework main body; a spindle bearing installing hole is formed in the front of the front framework main body; and a bearing block which is used for fixing a spindle bearing is arranged in the spindle bearing installing hole, and the bearing block and the front framework main body are cast integrally. The rear framework comprises a rear framework main body which is sequentially provided with a generator installing part, an electrical cabinet installing part and a cooling system installing part; and travelling crane and cabinet cover installing parts are arranged on two sides of the rear framework main body. Sufficient rigidity, strength and stability of the framework of the large wind generating set not only can be guaranteed, and moreover, the dimension and the weight of the framework are reduced in the premise that the internal space of a cabin is arranged reasonably.
Description
Technical field
The present invention relates to a kind of frame of wind-driven generator group, particularly a kind of Large-scale Wind Turbines frame.
Background technique
Flourish along with domestic wind-powered electricity generation industry, wind-powered electricity generation unit maximize and specialized trend very obvious, the appearance of homemade 6MW wind-powered electricity generation unit has shown the manufacturing capacity of homemade blower fan to the world, and is indicating the operation climax of a homemade large fan new round.Yet along with the increase of single-machine capacity, each component also increase thereupon, increase weight, and have the blower fan frame of the title of wind-power electricity generation group " ground " also must make the assembling demand that corresponding change could be satisfied the Large-scale Wind Turbines component.Frame is wind power generating set main drive chain and the fixing basis of Yawing mechanism, and can transfer loads on the pylon.Frame of wind-driven generator group mainly adopts welding to constitute or cast member at present: welded frame generally adopts the welding of Q345 sheet material for most of as a whole, and this structure frame cost is higher, and bearing capacity is not strong.The casting frame generally adopts the spheroidal graphite cast iron casting to make, and this structure frame weight is heavier.
Summary of the invention
Technical problem to be solved by this invention is the deficiency to existing technology, provides a kind of reasonable in design, in light weight, the Large-scale Wind Turbines frame of good stability.
Technical problem to be solved by this invention is to realize through following technological scheme; The present invention is a kind of Large-scale Wind Turbines frame; Be characterized in: it comprises forebay and rear bay; Be provided with abutted flange between forebay and the rear bay, abutted flange connects through some bolton;
Described forebay is processed by the spheroidal graphite cast iron casting;
Described forebay comprises the forebay main body; The bottom centre place of forebay main body is provided with driftage bearing assembly department; The outside of forebay bottom part body is provided with driftage drive installation portion, and the top of forebay main body is provided with the gear-box assembly department, and the front portion of forebay main body is provided with the main shaft bearing mounting hole; The main shaft bearing mounting hole is provided with the bearing support that is used for fixing main shaft bearing, and bearing support and forebay main body are cast as one;
Described rear bay comprises the rear bay main body, is provided with generator assembly department, regulator cubicle assembly department and cooling system assembly department on the rear bay main body successively, and the both sides of rear bay main body are provided with driving and engine room cover assembly department.
Technical problem to be solved by this invention can also realize that further described rear bay main body is welded by alloy-steel plate through following technological scheme.
Technical problem to be solved by this invention can also realize that further the anterior outer wall of mmi machine frame body is provided with locked rotor pin mounting hole through following technological scheme.
Technical problem to be solved by this invention can also further realize that be connected with several supporting legs in rear bay main body both sides, driving is located on the supporting leg with the engine room cover assembly department through following technological scheme.
Forebay of the present invention adopts spheroidal graphite cast iron casting (QT400-15) manufacturing, easy to process, dimensionally stable, the absorbing performance is good, and cheap for manufacturing cost, cryogenic property good; Bearing block bearing seat on the main shaft bearing mounting hole and forebay main body are cast as one, can directly main shaft bearing be fixed on the main shaft bearing assembly department on the frame, practice thrift cost, reduce workload; Driftage drive installation portion is located at the outside of forebay bottom part body, and a whole set of wind power generating set adopts the external tooth driftage, so not only makes convenient for installation and maintenancely, and dwindles the mainframe size, subtracts the weight of a whole unit; The cooling system assembly department is located at the afterbody of rear bay main body, is used for concentrating settling cooling system, so not only dwindles the space, and is convenient to control and safeguards cooling system; Driving is located at the both sides of rear bay main body with the engine room cover assembly department, dwindles the whole width of rear bay main body, alleviates the weight of complete machine, the install adjustment with engine room cover of being convenient to drive a vehicle.
Compared with prior art, this Large-scale Wind Turbines rack construction is rationally compact, easy to use; Make the blower fan frame can guarantee to have enough rigidity, intensity and stability; Can rationally arrange to reduce size, weight reduction under the prerequisite of engine room inside space again.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Following with reference to accompanying drawing, further describe concrete technological scheme of the present invention, so that those skilled in the art understands the present invention further, and do not constitute restriction to its right.
Embodiment 1, with reference to accompanying drawing, and a kind of Large-scale Wind Turbines frame, it comprises forebay 12 and rear bay 13, is provided with abutted flange between forebay 12 and the rear bay 13, abutted flange fits tightly through some high-strength bolts and is fastenedly connected;
Described forebay 12 is processed by the spheroidal graphite cast iron casting;
Described forebay 12 comprises forebay main body 1; The bottom centre place of forebay main body 1 is provided with driftage bearing assembly department 5; The outside of forebay main body 1 bottom is provided with driftage drive installation portion 6, and the top of forebay main body 1 is provided with gear-box assembly department 4, and the front portion of forebay main body 1 is provided with main shaft bearing mounting hole 2; Main shaft bearing mounting hole 2 is provided with the bearing support that is used for fixing main shaft bearing, and bearing support and forebay main body 1 are cast as one;
Described rear bay 13 comprises rear bay main body 7, is provided with generator assembly department 8, regulator cubicle assembly department 9 and cooling system assembly department 10 on the rear bay main body 7 successively, and the both sides of rear bay main body 7 are provided with driving and engine room cover assembly department 11.Generator assembly department 8 and regulator cubicle assembly department 9 are in the upper end of rear bay main body 7, and cooling system assembly department 10 is in the afterbody upper end, and cooling system assembly department 10 is used to install cooling system and gives coolings such as gear-box, generator, frequency variator.
Embodiment 2, and in embodiment's 1 described Large-scale Wind Turbines frame, described rear bay main body 7 is welded by alloy Q345 steel plate, have advantages such as in light weight, easy to process, good stability.
Embodiment 3; In embodiment's 1 described Large-scale Wind Turbines frame; The front part sides outer wall of mmi machine frame body 1 is provided with locked rotor pin mounting hole 3; Guarantee under the prerequisite of the locking device density of load, reduced the space and the weight that has alleviated component of assembling, also reduced the manufacturing cost of blower fan simultaneously.
Embodiment 4, in embodiment's 1 described Large-scale Wind Turbines frame, are connected with several supporting legs in rear bay main body 7 both sides, and driving is located on the supporting leg with engine room cover assembly department 11.Supporting leg is six, is connected rear bay main body 7 both sides through high-strength bolt, and driving is located on the supporting leg that stretches out with engine room cover assembly department 11.
Claims (4)
1. Large-scale Wind Turbines frame, it is characterized in that: it comprises forebay and rear bay, is provided with abutted flange between forebay and the rear bay, abutted flange connects through some bolton;
Described forebay is processed by the spheroidal graphite cast iron casting;
Described forebay comprises the forebay main body; The bottom centre place of forebay main body is provided with driftage bearing assembly department; The outside of forebay bottom part body is provided with driftage drive installation portion, and the top of forebay main body is provided with the gear-box assembly department, and the front portion of forebay main body is provided with the main shaft bearing mounting hole; The main shaft bearing mounting hole is provided with the bearing support that is used for fixing main shaft bearing, and bearing support and forebay main body are cast as one;
Described rear bay comprises the rear bay main body, is provided with generator assembly department, regulator cubicle assembly department and cooling system assembly department on the rear bay main body successively, and the both sides of rear bay main body are provided with driving and engine room cover assembly department.
2. Large-scale Wind Turbines frame according to claim 1 is characterized in that: described rear bay main body is welded by alloy-steel plate.
3. Large-scale Wind Turbines frame according to claim 1 is characterized in that: the anterior outer wall of mmi machine frame body is provided with locked rotor pin mounting hole.
4. Large-scale Wind Turbines frame according to claim 1 is characterized in that: be connected with several supporting legs in rear bay main body both sides, driving is located on the supporting leg with the engine room cover assembly department.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102214504A CN102734085A (en) | 2012-06-30 | 2012-06-30 | Framework of large wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102214504A CN102734085A (en) | 2012-06-30 | 2012-06-30 | Framework of large wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102734085A true CN102734085A (en) | 2012-10-17 |
Family
ID=46990206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102214504A Pending CN102734085A (en) | 2012-06-30 | 2012-06-30 | Framework of large wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102734085A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109026533A (en) * | 2018-07-06 | 2018-12-18 | 黎庆佳 | A kind of wind-force wind electricity generating system can make full use of wind energy |
| CN111425353A (en) * | 2020-03-12 | 2020-07-17 | 许昌许继风电科技有限公司 | Rear frame assembly of wind generating set |
| CN113669211A (en) * | 2021-08-13 | 2021-11-19 | 国电联合动力技术(连云港)有限公司 | Automatic butt joint device for main and auxiliary racks of double-fed wind generating set |
| CN115467796A (en) * | 2021-06-10 | 2022-12-13 | 西门子歌美飒可再生能源公司 | Support assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK199901654A (en) * | 1999-11-17 | 2001-02-05 | Bonus Energy As | Method for mounting main components in a wind turbine cabin and such a wind turbine cabin |
| KR101007702B1 (en) * | 2009-01-23 | 2011-01-13 | 삼성중공업 주식회사 | Nacelle structure of wind power generator |
| CN201874758U (en) * | 2010-12-07 | 2011-06-22 | 沈阳远大机电装备有限公司 | Ant-vibration main engine base of wind generating set |
| CN202001220U (en) * | 2010-12-30 | 2011-10-05 | 保定天威集团有限公司 | Fan base |
-
2012
- 2012-06-30 CN CN2012102214504A patent/CN102734085A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK199901654A (en) * | 1999-11-17 | 2001-02-05 | Bonus Energy As | Method for mounting main components in a wind turbine cabin and such a wind turbine cabin |
| KR101007702B1 (en) * | 2009-01-23 | 2011-01-13 | 삼성중공업 주식회사 | Nacelle structure of wind power generator |
| CN201874758U (en) * | 2010-12-07 | 2011-06-22 | 沈阳远大机电装备有限公司 | Ant-vibration main engine base of wind generating set |
| CN202001220U (en) * | 2010-12-30 | 2011-10-05 | 保定天威集团有限公司 | Fan base |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109026533A (en) * | 2018-07-06 | 2018-12-18 | 黎庆佳 | A kind of wind-force wind electricity generating system can make full use of wind energy |
| CN111425353A (en) * | 2020-03-12 | 2020-07-17 | 许昌许继风电科技有限公司 | Rear frame assembly of wind generating set |
| CN111425353B (en) * | 2020-03-12 | 2021-07-16 | 许昌许继风电科技有限公司 | A wind turbine rear rack assembly |
| CN115467796A (en) * | 2021-06-10 | 2022-12-13 | 西门子歌美飒可再生能源公司 | Support assembly |
| CN113669211A (en) * | 2021-08-13 | 2021-11-19 | 国电联合动力技术(连云港)有限公司 | Automatic butt joint device for main and auxiliary racks of double-fed wind generating set |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121017 |