CN207699037U - Wind power generating set single blade mounting hanger - Google Patents
Wind power generating set single blade mounting hanger Download PDFInfo
- Publication number
- CN207699037U CN207699037U CN201721540840.2U CN201721540840U CN207699037U CN 207699037 U CN207699037 U CN 207699037U CN 201721540840 U CN201721540840 U CN 201721540840U CN 207699037 U CN207699037 U CN 207699037U
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- clamp
- blade
- main beam
- oil cylinder
- main arm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/108—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means for lifting parts of wind turbines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The utility model is related to a kind of wind power generating set single blade mounting hangers, main arm is mounted in the middle part of main beam, main arm lower end is supported on main beam lower end by axis pin, and it can be rotated around axis pin, it is also equipped with dump ram between main arm and main beam, dump ram both ends are respectively hinged on the lower end of main beam and the middle part of main arm, main beam both ends are respectively provided with blade clamping device, flexible by dump ram adjusts the lifting angle between main arm 2 and main beam, to realize the change of pitch angle of 30 ° in the air~30 ° of the blade being clamped in blade clamping device；Clamping cylinder and adjustment oil cylinder are respectively provided between the upper clamp and lower clamp rear end and clamp column of blade clamping device, adjustment oil cylinder both ends are respectively hinged on clamp column top and lower clamp rear end, and clamping cylinder both ends are respectively hinged in the middle part of clamp column and on upper clamp rear end；Upper clamp and lower clamp realize closure and angle adjustment by adjusting the flexible of oil cylinder and clamping cylinder.
Description
Technical field
The utility model is related to a kind of wind-driven generator unit single blade mounting hangers, especially a kind of simultaneously suitable for double
The suspender that the single blade of feedback and straight drive blower is installed, belongs to wind electricity blade hoisting technology field.
Background technology
In recent years, wind-power market is fast-developing.Under normal circumstances, straight drive blower does not have gear-box, therefore can not carry out
Jiggering needs, by 30 ° of blade lean, blade to be made not have on the type of jiggering, realizes single blade lifting.
The various wind electricity blade hoisting mechanisms occurred currently on the market.The hoisting mechanism is of high cost, has a single function,
Stability is poor, does not have 30 ° of functions of tilting installation single blade.
Therefore, a kind of suspender simple for structure is designed, in-site installation convenient disassembly can be achieved at the same time double-fed and straight wind dispelling
The single blade of machine lifts.Pass through the flexible of dump ram, you can the change for realizing main arm and main beam angle, to realize leaf
The change of pitch angle that -30 ° in the air~30 ° of piece can not have on the type of jiggering, realize single blade lifting.
Invention content
The utility model is to solve the problems, such as, in order to solve the lifting of wind power generating set single blade, do not have jiggering especially
The single blade of the wind turbine of function lifts problem, and provides a kind of wind power generating set single blade mounting hanger, passes through dump ram
It is flexible, you can the change for realizing main arm and main beam angle, to realize the inclination angle change of -30 ° in the air~30 ° of blade
Change, is stretched by adjusting oil cylinder and clamping cylinder to realize that upper clamp and lower clamp are closed and angle adjusts.
To achieve the goals above, the technical solution adopted in the utility model is：A kind of wind power generating set single blade peace
Suspender is filled, there are one main beam, a main arm and two blade clamping devices, the main arms to be mounted in main beam for tool
Portion, main arm lower end is supported on main beam lower end by axis pin, and can be rotated around axis pin, the main arm and main beam it
Between be also equipped with dump ram, dump ram both ends are respectively hinged on the lower end of main beam and the middle part of main arm, main beam two
End is respectively provided with blade clamping device, and flexible by dump ram adjusts the lifting angle between main arm 2 and main beam, from
And realize the change of pitch angle of -30 ° in the air~30 ° of the blade being clamped in blade clamping device；The blade clamping device is by adjusting
Whole oil cylinder, clamping cylinder, upper clamp, lower clamp composition；It is respectively hinged in clamp column between the upper clamp and lower clamp, institute
It states and is respectively provided with clamping cylinder and adjustment oil cylinder, the adjustment oil cylinder both ends between upper clamp and lower clamp rear end and clamp column
It is respectively hinged on clamp column top and lower clamp rear end, the clamping cylinder both ends are respectively hinged in the middle part of clamp column and upper
On clamp rear end；The upper clamp and lower clamp realize closure and angle by adjusting the flexible of oil cylinder and clamping cylinder
Adjustment.
Upper clamp and lower clamp in the blade clamping device are detachable clamp.
The adjustment oil cylinder and clamping cylinder are equipped with mechanical lock, after preventing upper clamp and lower clamp from clamping blade
It loosens.
The main beam is connect by flange face and bolt with blade clamping device, and in-site installation is facilitated to dismantle and transport
It is defeated；Clump weight is housed on the main beam both ends.
The utility model has the beneficial effects that：
1. simple for structure, reliability is high.This hanger structure is succinct, and main frame is used and is welded, the folder of girder and both sides
Unit is held to connect by flange face.Overall structure need to dismount component, in-site installation convenient disassembly with other.It adjusts oil cylinder, clamp
Blade can be clamped in oil cylinder, upper and lower tongs, and everything is all completed by six oil cylinders.And critical oil cylinder is equipped with machinery
Lock ensures oil cylinder posture in the air.Main beam is single welding structural element, reduces suspender dead weight to a greater extent.
2. having the function of -30~30 ° of installation blades, the single blade lifting of double-fed and straight drive blower can be achieved at the same time.
Pass through the flexible of dump ram, you can the change for realizing main arm and main beam angle, be engaged in -30 ° in the air of blade of realization~
30 ° of change of pitch angle.Because straight drive blower does not have gear-box, therefore can not carry out jiggering, by 30 ° of blade lean, Neng Gou
Do not have on the type of jiggering, realizes single blade lifting.
3. scissor clamp structure keeps blade installation/clipping operation simple and reliable.Clamping cylinder is for controlling blade folder
It clamps and opens, and equipped with mechanical lock, can ensure not having any loosening after blade folder clamps blade, avoid complexity
It is clamped, lifting device, while adjusting oil cylinder to realize the fine tuning of leaf angle degree, improves the effect of suspender clamping blade process
Rate.
4. applicability is wide, the installation of a variety of blades can be used.
5. counterweight is adjustable, influence of the reduction blade center of gravity to lifting stability.
Description of the drawings
Fig. 1 is the wind electricity blade mounting hanger structural upright schematic diagram of the utility model；
Fig. 2 is the blade clamping device structural upright schematic diagram of the utility model；
Fig. 3 is the blade tip clamping device and blade root clamping device structural upright schematic diagram of the utility model；
Fig. 4 is the wind electricity blade mounting hanger hoisting blade status diagram of the utility model.
Specific implementation mode
The embodiments of the present invention are illustrated in detail referring to the drawings.
As shown in Figure 1, a kind of wind power generating set single blade mounting hanger, including clump weight 1, main arm 2, dump ram
3, main beam 4 adjusts oil cylinder 5, clamping cylinder 6, upper clamp 7, lower clamp 8 etc..
Main arm 2 is mounted on 4 middle part of main beam, is connected with main beam 4 by axis pin, and can be rotated around axis pin, main arm 2
Dump ram 3 is also equipped between main beam 4,3 one end of dump ram is hinged by axis pin and the connecting seat of 4 lower end of main beam,
The other end is hinged by the connecting seat at 2 middle part of axis pin and main arm.4 both ends of main beam are respectively provided with blade clamping device, girder
Body 4 is connect by flange face and bolt with blade clamping device, and finally arrives the load transmission of the blade clamping device at both ends
On main arm 2.Clump weight 1 is housed on 4 both ends of main beam.Clump weight 1 is bolted on main beam 4.By dump ram 3
It is flexible adjust the lifting angle between main arm 2 and main beam 4, to realizing that the blade being clamped in blade clamping device exists
- 30 ° in the air~30 ° of change of pitch angle.
As shown in Fig. 2, blade clamping device is by adjustment oil cylinder 5, clamping cylinder 6, upper clamp 7, the composition of lower clamp 8.Upper folder
It is hinged in clamp column, and can rotated around axis pin by axis pin between pincers 7 and lower clamp 8.8 rear end of upper clamp 7 and lower clamp
Clamping cylinder 6 and adjustment oil cylinder 5 are respectively provided between clamp column, adjustment 5 one end of oil cylinder and the connecting seat on clamp column top are cut with scissors
It connecing, the other end and the connecting seat on 8 rear end of lower clamp are hinged, and 6 one end of clamping cylinder and the connecting seat in the middle part of clamp column are hinged,
The other end and the connecting seat on 7 rear end of upper clamp are hinged.Upper clamp 7 and lower clamp 8 are by adjusting oil cylinder 5 and clamping cylinder 6
It stretches to realize closure and angle adjustment.
As shown in figure 3, two blade clamping devices are respectively blade tip clamping device and blade root clamping device.Blade tip clamping dress
The upper and lower clamp of blade root in the upper and lower clamp of blade tip and blade root clamping device set is detachable clamp.According to different leaves
Piece aerofoil profile can replace the clamp of corresponding aerofoil profile.To keep the equipment general to a variety of blades.
As shown in figure 4, when lifting, blade is clamped in the blade clamping device at 4 both ends of main beam, passes through 3 dump rams
It adjusts main beam 4 and blade angle, realizes the variation of suspender posture in the air, so as to appoint between realizing -30 °~30 °
Meaning angle installs blade.The single blade lifting of double-fed and straight drive blower can be achieved at the same time.To which a set of suspender has multiple work(
Can, realize low cost.Double-fed generator is can be used to when inclination angle for 0 degree.
Wind electricity blade mounting hanger provided by the utility model is described in detail above.It should be pointed out that for
It, without departing from the principle of this utility model, can also be new to this practicality for those skilled in the art
Some improvement and modification can also be carried out for type, these improvement and modification are also within the protection domain of the utility model claims.
Claims (4)
1. a kind of wind power generating set single blade mounting hanger, there are one main beam (4), a main arm (2) and two for tool
Blade clamping device, the main arm (2) are mounted in the middle part of main beam (4), and main arm (2) lower end is supported on master by axis pin
Beam body (4) lower end, and can be rotated around axis pin, it is characterised in that：It is also equipped with and inclines between the main arm (2) and main beam (4)
Oblique oil cylinder (3), dump ram (3) both ends are respectively hinged on the lower end of main beam (4) and the middle part of main arm (2), the master
Beam body (4) both ends are respectively provided with blade clamping device；By dump ram (3) it is flexible come adjust main arm 2 and main beam (4) it
Between lifting angle, to realize the change of pitch angle of -30 ° in the air~30 ° of the blade being clamped in blade clamping device；The leaf
Holder for x-ray film is by adjustment oil cylinder (5), clamping cylinder (6), upper clamp (7), lower clamp (8) composition；The upper clamp (7) is under
Clamp is respectively hinged between (8) in clamp column, and the upper clamp (7) and lower clamp (8) are distinguished between rear end and clamp column
Equipped with clamping cylinder (6) and adjustment oil cylinder (5), adjustment oil cylinder (5) both ends are respectively hinged at clamp column top and lower clamp
(8) on rear end, clamping cylinder (6) both ends are respectively hinged in the middle part of clamp column and on upper clamp (7) rear end；On described
Clamp (7) and lower clamp (8) stretch to realize closure and angle adjustment by adjusting oil cylinder (5) and clamping cylinder (6).
2. wind power generating set single blade mounting hanger according to claim 1, it is characterised in that：The blade clamping dress
Upper clamp (7) and lower clamp (8) in setting are detachable clamp.
3. wind power generating set single blade mounting hanger according to claim 1, it is characterised in that：The adjustment oil cylinder
(5) and clamping cylinder (6) is equipped with mechanical lock, for the loosening after preventing upper clamp (7) and lower clamp (8) from clamping blade.
4. according to any wind power generating set single blade mounting hangers of claim 1-3, it is characterised in that：The girder
Body (4) is connect by flange face and bolt with blade clamping device, and in-site installation is facilitated to dismantle and transport；The main beam
(4) clump weight (1) is housed on both ends.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721163723 | 2017-09-12 | ||
| CN2017211637239 | 2017-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207699037U true CN207699037U (en) | 2018-08-07 |
Family
ID=63022723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721540840.2U Active CN207699037U (en) | 2017-09-12 | 2017-11-17 | Wind power generating set single blade mounting hanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207699037U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107826970A (en) * | 2017-09-12 | 2018-03-23 | 远景能源（江苏）有限公司 | Wind power generating set single blade mounting hanger |
| CN110407086A (en) * | 2019-07-25 | 2019-11-05 | 成都世唯科技有限公司 | A kind of wind power equipment special hanger |
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
| US20210299820A1 (en) * | 2020-03-27 | 2021-09-30 | General Electric Renovables España, S.L. | Clamping of components, particularly wind turbine blade tips |
| US20220055867A1 (en) * | 2020-08-19 | 2022-02-24 | Siemens Gamesa Renewable Energy A/S | Lifting apparatus for a lifting crane |
| WO2022042651A1 (en) * | 2020-08-26 | 2022-03-03 | 江苏金风科技有限公司 | Blade holding control method and system, and control system for blade lifting device |
-
2017
- 2017-11-17 CN CN201721540840.2U patent/CN207699037U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107826970A (en) * | 2017-09-12 | 2018-03-23 | 远景能源（江苏）有限公司 | Wind power generating set single blade mounting hanger |
| CN107826970B (en) * | 2017-09-12 | 2023-11-21 | 远景能源（江苏）有限公司 | Single blade mounting lifting appliance of wind generating set |
| CN110407086A (en) * | 2019-07-25 | 2019-11-05 | 成都世唯科技有限公司 | A kind of wind power equipment special hanger |
| US20210299820A1 (en) * | 2020-03-27 | 2021-09-30 | General Electric Renovables España, S.L. | Clamping of components, particularly wind turbine blade tips |
| US20220055867A1 (en) * | 2020-08-19 | 2022-02-24 | Siemens Gamesa Renewable Energy A/S | Lifting apparatus for a lifting crane |
| WO2022042651A1 (en) * | 2020-08-26 | 2022-03-03 | 江苏金风科技有限公司 | Blade holding control method and system, and control system for blade lifting device |
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
| CN113007010B (en) * | 2021-03-19 | 2022-03-25 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Shen Gang street of Jiangyin city in Jiangsu province 214443 Wuxi city Shen Zhuang Road No. 3 Patentee after: Vision Energy Co.,Ltd. Address before: 8, B, building 200051, block SOHO, Zhongshan square, 1065 West Zhongshan Road, Shanghai, Changning District Patentee before: Envision Energy (Denmark) APS |