CN201619025U - Turnover device of wind turbine blade - Google Patents
Turnover device of wind turbine blade Download PDFInfo
- Publication number
- CN201619025U CN201619025U CN2009202674643U CN200920267464U CN201619025U CN 201619025 U CN201619025 U CN 201619025U CN 2009202674643 U CN2009202674643 U CN 2009202674643U CN 200920267464 U CN200920267464 U CN 200920267464U CN 201619025 U CN201619025 U CN 201619025U
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- wind electricity
- electricity blade
- main shaft
- transmission main
- shaft
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Abstract
The utility model relates to the technical field of wind turbines and discloses a turnover device of a wind turbine blade, which includes a transmission spindle, a turnover shaft, a turnover stand whose shape is matched with that of the wind turbine blade, and a drive piece for driving the turnover shaft to rotate; a drive force inputting terminal is formed at the first end of the transmission spindle; a second end of a transmission shaft is connected with a power inputting terminal of the drive piece; a power outputting terminal of the drive piece is connected with the turnover shaft; and the turnover shaft is connected with the turnover stand. The turnover device of the wind turbine blade can rotate the pre-bending wind turbine blade to the required position and has the advantages of simple structure, convenient use and higher turnover efficiency.
Description
Technical field
The utility model relates to the wind energy conversion system technical field, relates in particular to a kind of wind electricity blade turning device, in pre-bending formula wind electricity blade manufacture process, pre-bending formula wind electricity blade is overturn.
Background technology
Wind energy conversion system be a kind of be the dynamic power machine of mechanical energy with wind energy transformation, wind energy conversion system is to utilize wind-force to drive the blade rotation, by booster engine the speed of rotation is promoted and impel engine power generation again.
The maximization of wind energy conversion system is a kind of trend in the present Wind Power Utilization in the world, and many countries have all begun the development of large scale wind power machine as Germany, Denmark, the U.S. and Sweden.Wind electricity blade is one of core component of wind energy conversion system, and along with the increase gradually of wind motor single-machine capacity, the length of wind electricity blade is also more and more longer, and corresponding art of vane also becomes increasingly complex.
Pre-bending formula wind electricity blade is a kind of common wind electricity blade, and pre-bending formula wind electricity blade is that the profile of blade is antecurvature, and it can rotate under the gentle breeze situation.Pre-bending formula wind electricity blade have the wind energy capture ability strong, avoid sweeping to pylon after the blade plastic deformation, be convenient to advantage such as installation, be widely used on the megawatt-level wind unit.
Pre-bending formula wind electricity blade is in manufacture process, and pre-bending formula wind electricity blade need overturn to pre-bending formula wind electricity blade after having finished die process, so as to pre-bending formula wind electricity blade polish, operation such as spraying.
At present, the upset of pre-bending formula wind electricity blade generally is to adopt traditional circular blade overturn system to finish, because the deflection of pre-bending formula wind electricity blade is bigger, traditional circular blade overturn system can't turn to desired location with pre-bending formula wind electricity blade, thereby causes operations such as follow-up polishing, spraying normally to carry out.
The utility model content
The purpose of this utility model provides a kind of wind electricity blade turning device, and this wind electricity blade turning device can turn to desired location with pre-bending formula wind electricity blade.
In order to solve the problems of the technologies described above, the utility model provides a kind of wind electricity blade turning device, comprises transmission main shaft, trip shaft, the rollover stand that matches with the wind electricity blade shape, is used to drive the driving member that described trip shaft rotates; First end of described transmission main shaft forms the driving force input, and second end of described power transmission shaft connects the power intake of described driving member, and the clutch end of described driving member connects described trip shaft, and described trip shaft is connected with described rollover stand.
Preferably, described driving member comprises worm gear and worm screw, described worm gear and described worm engaging, and described worm screw is connected with second end of described transmission main shaft, the installing hole of described worm gear and described trip shaft socket.
Preferably, first end of described transmission main shaft is provided with handwheel.
Preferably, also comprise drive motors, the clutch end of described drive motors is connected with first end of described transmission main shaft.
Preferably, described driving member comprises rack and pinion, described tooth bar and described gears engaged, and described tooth bar is connected with second end of described transmission main shaft, the installing hole of described gear and described trip shaft socket.
Preferably, first end of described transmission main shaft is provided with handle.
The wind electricity blade turning device that the utility model provides comprises transmission main shaft, driving member, trip shaft, rollover stand, and described driving member is used to drive described trip shaft and rotates, and the shape of described rollover stand matches with the wind electricity blade shape; First end of described transmission main shaft forms the driving force input, second end of described power transmission shaft connects the power intake of described driving member, the clutch end of described driving member connects described trip shaft, described trip shaft is connected with described rollover stand, and described rollover stand can rotate with described trip shaft.
When pre-bending formula wind electricity blade need overturn, the wind electricity blade turning device that the utility model is provided is pushed into the below of pre-bending formula wind electricity blade, the correspondence position of pre-bending formula wind electricity blade is inserted in the rollover stand, first end input driving force at transmission main shaft, this driving force drives trip shaft and rotates by transmission main shaft, driving member, rollover stand will rotate with trip shaft, the anglec of rotation by the control trip shaft can be controlled the turned position of rollover stand, and then pre-bending formula wind electricity blade can be turn to desired location.
The wind electricity blade turning device of this structure can turn to desired location with pre-bending formula wind electricity blade, and simple in structure, easy to use, and upset efficient is higher.
Description of drawings
Fig. 1 is the structural representation of a kind of specific embodiment of wind electricity blade turning device provided by the utility model;
Fig. 2 is the operation principle schematic diagram of wind electricity blade turning device provided by the utility model;
Wherein, among Fig. 1-Fig. 2:
The specific embodiment
The purpose of this utility model provides a kind of wind electricity blade turning device, and this wind electricity blade turning device can turn to desired location with pre-bending formula wind electricity blade.
Below in conjunction with accompanying drawing content of the present utility model is described, following description only is exemplary and indicative, should any restriction not arranged to protection domain of the present utility model.
Please referring to Fig. 1, Fig. 1 is the structural representation of a kind of specific embodiment of wind electricity blade turning device provided by the utility model.
As shown in Figure 1, the wind electricity blade turning device that provides of the utility model comprises rollover stand 1, driving member 2, trip shaft 3, transmission main shaft 4.
The shape of rollover stand 1 matches with the shape of pre-bending formula wind electricity blade, the pre-bending formula wind electricity blade of the needs upset of can packing in the rollover stand 1, and rollover stand 1 can rotate with trip shaft 3; Driving member 2 can drive trip shaft 3 and rotate under the effect of the driving force that power transmission shaft 4 transmission come; In a kind of concrete embodiment, trip shaft 3 is arranged on the support 5, and support 5 is used to support trip shaft 3; First end of transmission main shaft 4 forms power intake, and extraneous driving force drives trip shaft 3 and rotates by transmission main shaft 4, driving member 2.
Second end of transmission main shaft 4 connects the power intake of driving member 2, and the clutch end of driving member 2 connects trip shaft 3, and trip shaft 3 is connected with rollover stand 1, and rollover stand 1 can rotate with trip shaft 3.
In the preferred version, moving of the wind electricity blade turning device that provides of the utility model for convenience, the bottom of support 5 can be provided with wheel 51.
Below introduce the operation principle of the wind electricity blade turning device that the utility model provides.
Please referring to Fig. 2, Fig. 2 is the operation principle schematic diagram of wind electricity blade turning device provided by the utility model.
As shown in Figure 2, when pre-bending formula wind electricity blade 7 needs upset, the wind electricity blade turning device that the utility model is provided is pushed into the below of pre-bending formula wind electricity blade 7, the correspondence position of pre-bending formula wind electricity blade 7 is inserted in the rollover stand 1, first end input driving force at transmission main shaft 4, this driving force drives trip shaft 3 and rotates by transmission main shaft 4, driving member 2, rollover stand 1 will rotate with trip shaft 3, the anglec of rotation by control trip shaft 3 can be controlled the turned position of rollover stand 1, and then pre-bending formula wind electricity blade 7 can be turn to desired location.
The wind electricity blade turning device of this structure can turn to desired location with pre-bending formula wind electricity blade 7, and simple in structure, easy to use, and upset efficient is higher.
In a kind of concrete embodiment, driving member 2 comprises worm gear and worm screw, worm gear and worm engaging, and the rod end of worm screw forms described power intake, and the rod end of worm screw is connected with second end of transmission main shaft 4, the installing hole of worm gear and trip shaft 3 sockets.4 rotations of drive force transmission main shaft, transmission main shaft 4 drives worm screw and is rotated, and worm screw drives the worm gear rotation again, and worm gear drives trip shaft 3 rotates, and rollover stand 1 rotates with trip shaft 3, thereby can realize the upset of the pre-bending formula wind electricity blade in the rollover stand 1.
Further in the scheme, first end of transmission main shaft 4 is provided with handwheel 6, manually rotates the rotation that handwheel 6 just can be realized transmission main shaft 4.
Driving member 2 adopts worm and gear, and worm and gear has self-locking property, and when rollover stand 1 turn to desired location, worm and gear will pin voluntarily, and rollover stand 1 will no longer overturn, and so just guarantee the stability and the security of whole wind electricity blade turning device.
In the preferred scheme, the wind electricity blade turning device that the utility model provides also comprises drive motors, and the clutch end of drive motors is connected with first end of transmission main shaft 4.Drive motors can drive transmission main shaft 4 and rotate.
Driving member 2 in the wind electricity blade turning device that the utility model provides is not limited to worm and gear, driving member 2 also can comprise rack and pinion, tooth bar and tooth bar engagement, the rod end of tooth bar forms described power intake, the rod end of tooth bar is connected with second end of transmission main shaft 4, the installing hole of gear and trip shaft 3 sockets.Driving force can promote transmission main shaft 4 and do straight reciprocating motion, transmission main shaft 4 drives tooth bar and does straight reciprocating motion equally, the rack drives gear is rotated, gear driven trip shaft 3 rotates, rollover stand 1 rotates with trip shaft 3, thereby can realize the upset of the pre-bending formula wind electricity blade in the rollover stand 1.
Further in the scheme, first end of transmission main shaft 4 is provided with handle, and artificial drawing handle just can be realized the straight reciprocating motion of transmission main shaft 4.
Driving member 2 in the wind electricity blade turning device that the utility model provides is not limited to above two kinds of structures, all can drive the driving member that trip shaft 3 rotates under the effect of driving force all should be in protection domain of the present utility model.
Be appreciated that wind electricity blade turning device that the utility model provides can be used for the upset of pre-bending formula wind electricity blade, also can be used for the upset of general wind electricity blade, only need that the shape of rollover stand is arranged to shape with general wind electricity blade and adapt and get final product.
The above only is the description of preferred implementation of the present utility model; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a wind electricity blade turning device is characterized in that, comprises transmission main shaft, trip shaft, the rollover stand that matches with the wind electricity blade shape, is used to drive the driving member that described trip shaft rotates; First end of described transmission main shaft forms the driving force input, and second end of described power transmission shaft connects the power intake of described driving member, and the clutch end of described driving member connects described trip shaft, and described trip shaft is connected with described rollover stand.
2. wind electricity blade turning device according to claim 1, it is characterized in that described driving member comprises worm gear and worm screw, described worm gear and described worm engaging, described worm screw is connected with second end of described transmission main shaft, the installing hole of described worm gear and described trip shaft socket.
3. wind electricity blade turning device according to claim 2 is characterized in that, first end of described transmission main shaft is provided with handwheel.
4. wind electricity blade turning device according to claim 2 is characterized in that, also comprises drive motors, and the clutch end of described drive motors is connected with first end of described transmission main shaft.
5. wind electricity blade turning device according to claim 1, it is characterized in that described driving member comprises rack and pinion, described tooth bar and described gears engaged, described tooth bar is connected with second end of described transmission main shaft, the installing hole of described gear and described trip shaft socket.
6. wind electricity blade turning device according to claim 5 is characterized in that, first end of described transmission main shaft is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202674643U CN201619025U (en) | 2009-11-06 | 2009-11-06 | Turnover device of wind turbine blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202674643U CN201619025U (en) | 2009-11-06 | 2009-11-06 | Turnover device of wind turbine blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201619025U true CN201619025U (en) | 2010-11-03 |
Family
ID=43022483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202674643U Expired - Lifetime CN201619025U (en) | 2009-11-06 | 2009-11-06 | Turnover device of wind turbine blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201619025U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150284A (en) * | 2017-07-14 | 2017-09-12 | 安徽凯密克企业管理咨询有限公司 | A kind of automotive hub polishing machine |
| CN109465993A (en) * | 2018-12-17 | 2019-03-15 | 上海艾港风电科技发展有限公司 | Wind electricity blade web turnover device |
-
2009
- 2009-11-06 CN CN2009202674643U patent/CN201619025U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150284A (en) * | 2017-07-14 | 2017-09-12 | 安徽凯密克企业管理咨询有限公司 | A kind of automotive hub polishing machine |
| CN109465993A (en) * | 2018-12-17 | 2019-03-15 | 上海艾港风电科技发展有限公司 | Wind electricity blade web turnover device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Institute of Engineering Thermophysics, Chinese Academy of Sciences Assignor: Baoding Huayi Wind Turbine Blade Reasearch Development Co., Ltd. Contract record no.: 2017990000484 Denomination of utility model: Wind-power blade turnover device Granted publication date: 20101103 License type: Common License Record date: 20171212 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101103 |