CN201306251Y - Wind turbine - Google Patents
Wind turbine Download PDFInfo
- Publication number
- CN201306251Y CN201306251Y CNU2008202040200U CN200820204020U CN201306251Y CN 201306251 Y CN201306251 Y CN 201306251Y CN U2008202040200 U CNU2008202040200 U CN U2008202040200U CN 200820204020 U CN200820204020 U CN 200820204020U CN 201306251 Y CN201306251 Y CN 201306251Y
- Authority
- CN
- China
- Prior art keywords
- vibration damping
- flange
- wind
- blower fan
- driven generator
- 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
- 238000013016 damping Methods 0.000 claims abstract description 117
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- 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
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
- F05B2260/964—Preventing, counteracting or reducing vibration or noise by damping means
-
- 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
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
Disclosed is a wind turbine, which comprises a fan and a tower; wherein a fan mounting flange is arranged on the fan; a tower mounting flange is arranged on the tower; and a damping device is arranged between the fan mounting flange and the tower mounting flange; and the damping device comprises a damping upper flange, a damping lower flange, a hollow shaft, a damping spring, a damping nut, a damping nut lock screw, a rubber bellows, a waterproof cable connector, a steel wire hose clamp and a clamping ring. By adopting the structure, as the damping device is arranged on the fan and the tower, the shock to the tower by the fan can be reduced, the connection strength between the fan and the tower is increased, the wind turbine is safer when in operation, and the service life of the wind turbine is prolonged.
Description
Technical field
The utility model relates to a kind of wind-driven generator, especially the vibration damping equipment on the wind-force Electrical Discharge Machine.
Background technique
Now, the using scope of middle-size and small-size wind-driven generator more and more widely, and is also more and more higher to the usage requirement of wind-driven generator.Present middle-size and small-size wind-driven generator comprises blower fan and pylon, and blower fan is provided with the blower fan mounting flange, and pylon is provided with the pylon mounting flange, and described blower fan mounting flange and pylon mounting flange are connected as a single entity by rigidity.Adopt this structure, wind-driven generator can produce vibration when work, be rigidly connected because blower fan and pylon adopt, and therefore, is easy to destroy the annexation of blower fan and pylon, causes whole wind power generator cisco unity malfunction and security incident.
Summary of the invention
The purpose of this utility model is for a kind of wind-driven generator is provided, utilize the utility model can reduce the vibration of wind-driven generator, improve the join strength of blower fan and pylon, make wind-driven generator when being subjected to big vibration, can continue normal work, prevent the generation of security incident, improve the working life of wind-driven generator.
For achieving the above object, wind-driven generator of the present utility model comprises blower fan and pylon; Described blower fan is provided with the blower fan mounting flange, and pylon is provided with the pylon mounting flange; Be provided with vibration damping equipment between described blower fan mounting flange and the pylon mounting flange.
Utilize this structure, owing on blower fan and pylon, be provided with vibration damping equipment, when blower fan is subjected to extraneous factor that big vibration takes place, vibration damping equipment can reduce the impact of blower fan to pylon, so just strengthened the join strength of blower fan and pylon, survivable wind-driven generator, proper functioning in the time of making wind-driven generator be subjected to big impact, and reduced the generation of security incident.
Specialize as of the present utility model, described vibration damping equipment comprises the vibration damping upper flange; Described vibration damping upper flange is located at blower fan mounting flange below and is connected as a single entity with it; Described vibration damping upper flange is provided with the vibration damping axle; Vibration damping axle bottom is provided with can be along the vibration damping lower flange of vibration damping axle axial motion; Vibration damping lower flange and described pylon safety flange are connected as a single entity; Be provided with shock-absorbing spring between vibration damping upper flange and the vibration damping lower flange, described shock-absorbing spring is enclosed within on the vibration damping axle; Vibration damping lower flange below is provided with the vibration damping nut on the vibration damping axle.
Adopt the vibration damping equipment of this structure, wind-driven generator is when work, when the impact force that is subjected to vertically downward, owing to be provided with shock-absorbing spring between vibration damping upper flange and lower flange, and the vibration damping axle can move along the axial direction of vibration damping axle, at this moment, shock-absorbing spring just can absorb the impact energy from blower fan, play the effect of buffering, the annexation between blower fan and the pylon just is difficult for destroyedly like this, makes the wind-power electricity generation function continue normal work.
As improvement, described vibration damping nut is provided with vibration damping nut lock screw, can prevent the vibration damping nut loosening like this.
As improvement, described vibration damping axle is a hollow shaft, adopts this structure, is convenient to the connection of elastic cable paper.
As improvement, described vibration damping axle cavity is provided with the cable waterproof joint in the top, adopts this structure, can prevent that rainwater, sand and dust from leaking into elastic cable paper in the vibration damping axle from the vibration damping upper flange on.
As improvement, be provided with the rubber bellows between vibration damping upper flange and the vibration damping lower flange, its upper end is connected with the vibration damping upper flange; the lower end is connected with the vibration damping lower flange; adopt this structure, avoid sand and dust, rainwater to enter on shock-absorbing spring and the vibration damping axle, with protection shock-absorbing spring and vibration damping axle.
As improvement, the joint of described rubber bellows and vibration damping upper flange and vibration damping lower flange is provided with steel wire throat hoop, uses this structure, and the rubber bellows is fastened on vibration damping upper flange and the vibration damping lower flange.
As improvement, be provided with between described blower fan mounting flange and the vibration damping upper flange and damage by pressure, it is more firm that the cable waterproof joint is installed, and guarantees that rainwater is difficult to leak in the vibration damping axle.
Compared with prior art, owing on blower fan and pylon, be provided with vibration damping equipment, so just can reduce the impact of blower fan to pylon, strengthened the join strength of blower fan and pylon, make wind-driven generator safer when work, the working life of having improved wind-driven generator.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of vibration damping equipment.
Embodiment
Wind-driven generator as shown in Figure 1 and Figure 2 comprises blower fan 1 and pylon 2; Described blower fan 1 is provided with blower fan mounting flange 3, and pylon 2 is provided with pylon mounting flange 4; Between described blower fan mounting flange 3 and the pylon mounting flange 4 vibration damping equipment is installed; Described vibration damping equipment comprises vibration damping upper flange 5 and vibration damping lower flange 6; vibration damping axle 7 is installed on vibration damping upper flange 5; this axle is a hollow shaft; elastic cable paper on the blower fan is from leading to here on the pylon 2; top in vibration damping axle 7 is provided with cable waterproof joint 8; to prevent rainwater; on sand and dust leak into elastic cable paper in the vibration damping axle from the vibration damping upper flange; described vibration damping lower flange 6 is located at the bottom of vibration damping axle 7; and can vertical motion on vibration damping axle 7; be provided with vibration damping nut 9 in the lower end of vibration damping axle; vibration damping nut 9 and vibration damping axle 7 are connected as a single entity vibration damping upper flange 5 and vibration damping lower flange 6; between vibration damping upper flange 5 and vibration damping lower flange 6, be provided with shock-absorbing spring 10 and rubber bellows 11; shock-absorbing spring 10 is enclosed within on the vibration damping axle 7; rubber bellows 11 is enclosed within on the shock-absorbing spring 10; its upper end is connected with vibration damping upper flange 5; the lower end is connected with vibration damping lower flange 6; joint at rubber bellows 11 and vibration damping upper flange 5 and vibration damping lower flange 6 is provided with steel wire throat hoop 14; the rubber bellows is fastened on vibration damping upper flange and the vibration damping lower flange; rubber bellows 11 is set; can prevent sand and dust; rainwater enters on shock-absorbing spring and the vibration damping axle with protection shock-absorbing spring and vibration damping axle; between blower fan mounting flange 3 and vibration damping upper flange 5, be provided with pressure ring 12; it is more firm that the cable waterproof joint is installed; guarantee that rainwater is difficult to leak in the vibration damping axle; on vibration damping nut 9, be provided with vibration damping nut locking nut 13, loosening to prevent vibration damping nut 13.
During wind-driven generator work, blower fan can produce vibration, when the vibration hour, then do not influence the proper functioning of wind-driven generator, but be subjected to the influence of factor own and extraneous factor when blower fan, may cause big vibration, so just might destroy wind-driven generator, make its cisco unity malfunction, and on the wind-driven generator the easiest ruined be the joint of blower fan and pylon, owing to be provided with vibration damping equipment in this joint, described vibration damping equipment is provided with shock-absorbing spring, and the vertical motion of the energy of the vibration damping axle on the vibration damping equipment, like this, when blower fan was subjected to big impact, described shock-absorbing spring can absorb certain energy, played the effect of buffering, therefore, in the time of can avoiding blower fan to be subjected to big vibration and destroy the joint of blower fan and pylon, guaranteeing the proper functioning of wind-driven generator, and the Security and the working life of also improving wind-driven generator.
Claims (8)
1. a wind-driven generator comprises blower fan and pylon; Described blower fan is provided with the blower fan mounting flange, and pylon is provided with the pylon mounting flange; It is characterized in that: be provided with vibration damping equipment between described blower fan mounting flange and the pylon mounting flange.
2. wind-driven generator according to claim 1 is characterized in that: described vibration damping equipment comprises the vibration damping upper flange; Described vibration damping upper flange is located at blower fan mounting flange below and is connected as a single entity with it; Described vibration damping upper flange is provided with the vibration damping axle; Vibration damping axle bottom is provided with can be along the vibration damping lower flange of vibration damping axle axial motion; Vibration damping lower flange and described pylon mounting flange are connected as a single entity; Be provided with shock-absorbing spring between vibration damping upper flange and the vibration damping lower flange, described shock-absorbing spring is enclosed within on the vibration damping axle; Vibration damping lower flange below is provided with the vibration damping nut on the vibration damping axle.
3. wind-driven generator according to claim 2 is characterized in that: described vibration damping nut is provided with vibration damping nut lock screw.
4. wind-driven generator according to claim 2 is characterized in that: described vibration damping axle is a hollow shaft.
5. wind-driven generator according to claim 4 is characterized in that: described vibration damping axle cavity is provided with the cable waterproof joint in the top.
6. wind-driven generator according to claim 5 is characterized in that: be provided with the rubber bellows between vibration damping upper flange and the vibration damping lower flange, its upper end is connected with the vibration damping upper flange, and the lower end is connected with the vibration damping lower flange.
7. wind-driven generator according to claim 6 is characterized in that: the joint of described rubber bellows and vibration damping upper flange and vibration damping lower flange is provided with steel wire throat hoop.
8. according to any described wind-driven generator of claim 1 to 7, it is characterized in that: be provided with pressure ring between described blower fan mounting flange and the vibration damping upper flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202040200U CN201306251Y (en) | 2008-11-25 | 2008-11-25 | Wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202040200U CN201306251Y (en) | 2008-11-25 | 2008-11-25 | Wind turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201306251Y true CN201306251Y (en) | 2009-09-09 |
Family
ID=41098717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202040200U Expired - Lifetime CN201306251Y (en) | 2008-11-25 | 2008-11-25 | Wind turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201306251Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8123484B2 (en) | 2011-02-04 | 2012-02-28 | Vestas Wind Systems A/S | Torsional dynamic damper for a wind turbine and method of using same |
| CN104165127A (en) * | 2014-08-09 | 2014-11-26 | 常州市武进华瑞电子有限公司 | Shock-proof wind turbine |
| CN104775989A (en) * | 2015-03-06 | 2015-07-15 | 刘湘威 | Semi-floating shock-absorption type vertical-axis wind turbine generator set |
| EP3048299A1 (en) * | 2015-01-26 | 2016-07-27 | Senvion GmbH | Load bearing device for a tower or a section of a tower of a wind power plant and method for erecting a wind power plant |
| CN105822507A (en) * | 2015-01-26 | 2016-08-03 | 森维安有限责任公司 | Method for building wind generating equipment and wind generating equipment |
| CN107061178A (en) * | 2017-03-13 | 2017-08-18 | 中国海洋大学 | Fan shock-absorbing type roof pylon and wind power plant |
| CN108612631A (en) * | 2018-07-09 | 2018-10-02 | 彭金柱 | A kind of blower fan tower barrel and its oscillation damping method with vibration absorber |
| CN108953463A (en) * | 2018-09-25 | 2018-12-07 | 南京林业大学 | A kind of double guide rail TMD dissipative damping devices applied to wind power generating set |
| CN109555653A (en) * | 2018-11-29 | 2019-04-02 | 陕西理工大学 | A kind of wind-driven generator failure warning system based on GPS/GSM technology |
| CN110314080A (en) * | 2019-08-08 | 2019-10-11 | 程惠 | A kind of Neurology convalescence device |
| WO2022121714A1 (en) * | 2021-01-11 | 2022-06-16 | 中国长江三峡集团有限公司 | Limiting vibration reduction and isolation system and method |
-
2008
- 2008-11-25 CN CNU2008202040200U patent/CN201306251Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8123484B2 (en) | 2011-02-04 | 2012-02-28 | Vestas Wind Systems A/S | Torsional dynamic damper for a wind turbine and method of using same |
| EP2484903A1 (en) * | 2011-02-04 | 2012-08-08 | Vestas Wind Systems A/S | Torsional dynamic damper for a wind turbine and method of using same |
| CN104165127A (en) * | 2014-08-09 | 2014-11-26 | 常州市武进华瑞电子有限公司 | Shock-proof wind turbine |
| CN105822507B (en) * | 2015-01-26 | 2019-07-12 | 森维安有限责任公司 | For building the method and wind power plant of wind power plant |
| EP3048299A1 (en) * | 2015-01-26 | 2016-07-27 | Senvion GmbH | Load bearing device for a tower or a section of a tower of a wind power plant and method for erecting a wind power plant |
| CN105822507A (en) * | 2015-01-26 | 2016-08-03 | 森维安有限责任公司 | Method for building wind generating equipment and wind generating equipment |
| US9896310B2 (en) | 2015-01-26 | 2018-02-20 | Senvion Gmbh | Load-handling means for a tower or a tower section of a wind turbine and method for erecting a wind turbine |
| CN104775989B (en) * | 2015-03-06 | 2019-03-08 | 刘湘威 | A kind of semifloating shock reducing type vertical axis aerogenerator group |
| CN104775989A (en) * | 2015-03-06 | 2015-07-15 | 刘湘威 | Semi-floating shock-absorption type vertical-axis wind turbine generator set |
| CN107061178A (en) * | 2017-03-13 | 2017-08-18 | 中国海洋大学 | Fan shock-absorbing type roof pylon and wind power plant |
| CN107061178B (en) * | 2017-03-13 | 2023-05-26 | 中国海洋大学 | Fan damping type roof tower and wind power generation equipment |
| CN108612631A (en) * | 2018-07-09 | 2018-10-02 | 彭金柱 | A kind of blower fan tower barrel and its oscillation damping method with vibration absorber |
| CN108953463A (en) * | 2018-09-25 | 2018-12-07 | 南京林业大学 | A kind of double guide rail TMD dissipative damping devices applied to wind power generating set |
| CN109555653A (en) * | 2018-11-29 | 2019-04-02 | 陕西理工大学 | A kind of wind-driven generator failure warning system based on GPS/GSM technology |
| CN110314080A (en) * | 2019-08-08 | 2019-10-11 | 程惠 | A kind of Neurology convalescence device |
| WO2022121714A1 (en) * | 2021-01-11 | 2022-06-16 | 中国长江三峡集团有限公司 | Limiting vibration reduction and isolation system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wind power generator Effective date of registration: 20111116 Granted publication date: 20090909 Pledgee: Industrial Bank Limited by Share Ltd Guangzhou Dongshan Branch Pledgor: Guangzhou Hongying Technology Co., Ltd. Registration number: 2011990000439 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130315 Granted publication date: 20090909 Pledgee: Industrial Bank Limited by Share Ltd Guangzhou Dongshan Branch Pledgor: Guangzhou Hongying Technology Co., Ltd. Registration number: 2011990000439 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wind power generator Effective date of registration: 20131101 Granted publication date: 20090909 Pledgee: Industrial Bank Limited by Share Ltd Guangzhou Dongshan Branch Pledgor: Guangzhou Hongying Technology Co., Ltd. Registration number: 2013990000814 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGZHOU HY ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: GUANGZHOU HONGYING TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510460 Guangdong Province, Guangzhou Huadu District Yongfa Road No. 10 Patentee after: GUANGZHOU HY ENERGY TECHNOLOGY CO., LTD. Address before: 510460 Guangdong Province, Guangzhou Huadu District Yongfa Road No. 10 Patentee before: Guangzhou Hongying Technology Co., Ltd. |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20141203 Granted publication date: 20090909 Pledgee: Industrial Bank Limited by Share Ltd Guangzhou Dongshan Branch Pledgor: Guangzhou Hongying Technology Co., Ltd. Registration number: 2013990000814 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wind power generator Effective date of registration: 20141204 Granted publication date: 20090909 Pledgee: Industrial Bank, Limited by Share Ltd, Guangzhou, Haizhu branch Pledgor: Guangzhou Hongying Technology Co., Ltd. Registration number: 2014990001027 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20171109 Registration number: 2014990001027 Pledgor after: GUANGZHOU HY ENERGY TECHNOLOGY CO., LTD. Pledgor before: Guangzhou Hongying Technology Co., Ltd. |
|
| PM01 | Change of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171116 Granted publication date: 20090909 Pledgee: Industrial Bank, Limited by Share Ltd, Guangzhou, Haizhu branch Pledgor: GUANGZHOU HY ENERGY TECHNOLOGY CO., LTD. Registration number: 2014990001027 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090909 |