CN210531073U - Suspension bridge for maintaining wind power blade - Google Patents
Suspension bridge for maintaining wind power blade Download PDFInfo
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- CN210531073U CN210531073U CN201921417295.7U CN201921417295U CN210531073U CN 210531073 U CN210531073 U CN 210531073U CN 201921417295 U CN201921417295 U CN 201921417295U CN 210531073 U CN210531073 U CN 210531073U
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- suspension bridge
- maintenance
- slide rail
- support
- sliding rail
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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
Abstract
The utility model discloses a wind power blade maintenance suspension bridge, which comprises a suspension bridge bracket, wherein a maintenance suspension bridge is arranged on the suspension bridge bracket through a movable slide rail sliding support, the movable slide rail comprises an upper movable slide rail and a lower movable slide rail, the upper movable slide rail and the lower movable slide rail are arranged on the suspension bridge bracket at intervals, and the maintenance suspension bridge is arranged on the suspension bridge bracket through the upper movable slide rail and the lower movable slide rail sliding support; the suspension bridge driving motor drives and maintains the suspension bridge through the suspension bridge driving mechanism, a lead screw nut pair of the suspension bridge driving mechanism comprises a driving lead screw and a driving nut, the driving lead screw is rotatably supported on a suspension bridge support through a lead screw support, the driving nut is fixedly connected to the suspension bridge, and the suspension bridge driving motor in transmission connection with the driving lead screw is installed on the suspension bridge support. Two parallel maintenance suspension bridges are slidably supported on the suspension bridge bracket. The maintenance suspension bridge not only realizes maintenance operation on the wind power blade in a standing mode, but also is safe and comfortable to operate and high in construction efficiency.
Description
Technical Field
The utility model relates to a aerogenerator's maintenance construction facilities especially relates to one kind and is used for carrying out the operation suspension bridge clean, overhaul, maintain and the application to wind-powered electricity generation fan blade surface.
Background
The wind power blade is an important component which is most direct and indispensable when wind energy is converted into electric energy, and the wind generating set drives the generator to generate electricity through the rotation of the blade, so the wind power blade is a key part in the whole wind power generation system.
The wind power blade is often in a severe use environment, particularly in a severe corrosion environment atmosphere of an offshore wind power blade, and is not only blown by wind, sun and rain, but also corroded by moist salt mist, so that an anticorrosive coating on the blade surface is easily damaged, and the aging of the coating is accelerated due to the phenomena of pulverization, falling off, bubbling, loosening and the like of the coating caused by the over-limit service life of the wind power blade coating; meanwhile, the accumulated dirt on the surface layer of the blade can cause the air flow of the blade to be stirred up, the power generation efficiency is influenced, and the blade needs to be maintained and cleaned regularly. Therefore, the pitting position of the wind power blade must be subjected to spray treatment to completely remove the eroded and stripped position or the old coating to expose the base material, and then the edge of the treated position is polished by a power grinding wheel, and then the construction operation of primer, intermediate coat and finish coat is carried out to meet the original design thickness requirement.
At present, a common method for maintaining wind power towers and blades is that an operator is gradually lowered through a rope on a cabin, and the operator suspends the blades to the air near the blades to respectively maintain the blades. With the acceleration of the construction speed of large-scale wind power, the height of the wind power tower barrel exceeds 100 meters, even reaches 150 meters, the air wind speed is high, and in addition, the wind power blades are suspended in the air, so that the operation difficulty and the operation safety risk are increased, the construction operation difficulty is increased, the labor intensity is increased, the construction efficiency is low, and the requirements on the psychological quality and the technical water average of operators are high.
The applicant filed a utility model patent application of "wind power tower barrel maintains climbing machine" to the national intellectual property office in 2019, 03, 27, application number: 201920394831.X, this climbing machine includes that the tower section of thick bamboo encircles under embracing circle and the tower section of thick bamboo on the tower section of thick bamboo, the tower section of thick bamboo is upper and lower to embrace the tube sheet respectively by the upper and lower armful tube boards that quantity equals, the tube sheet is embraced from top to bottom to the tower section of thick bamboo of multi-disc tower section of thick bamboo and is embraced the circle under the tower section of thick bamboo and embrace the circle through the alternative winding and unwinding of the alternative stretch of pneumatic cylinder or pneumatic cylinder between the upper and lower armful tube board and armful circle steel cable and realize climbing of complete machine to accomplish maintenance and maintenance to the tower barrel. Although the utility model discloses a maintenance to the body of the tower has been realized, still do not count to keeping away from the body of the tower and suspending the aerial fan blade, the operation personnel still can't operate with the mode of standing, and the fan blade is maintained and still is relied on the method of traditional suspension to carry out the operation.
SUMMERY OF THE UTILITY MODEL
Not enough to the above-mentioned that prior art exists, the utility model aims to solve the technical problem that a wind-powered electricity generation blade maintenance suspension bridge that operation safety is comfortable, efficiency of construction is high is provided.
In order to solve the technical problem, the utility model discloses a wind power blade maintenance suspension bridge, including the suspension bridge support, the suspension bridge support is last to have maintenance suspension bridge through the sliding support of removal slide rail, and this removal slide rail includes upper movable slide rail and lower movable slide rail, and upper movable slide rail and lower movable slide rail are installed on the suspension bridge support apart from each other, the maintenance suspension bridge is through upper movable slide rail and lower movable slide rail sliding support on the suspension bridge support; the suspension bridge driving motor drives and maintains the suspension bridge through the suspension bridge driving mechanism, a lead screw nut pair of the suspension bridge driving mechanism comprises a driving lead screw and a driving nut, the driving lead screw is rotatably supported on a suspension bridge support through a lead screw support, the driving nut is fixedly connected to the suspension bridge, and the suspension bridge driving motor connected with the driving lead screw in a transmission mode is installed on the suspension bridge support.
After the structure is adopted, the maintenance suspension bridge is supported on the suspension bridge support, and the maintenance suspension bridge with the manned function can be connected and supported on the wind power tower through the suspension bridge support, so that the maintenance suspension bridge based on the wind power tower extends to the maintenance position of the fan blade, an operator can operate, construct and walk the fan blade on the maintenance suspension bridge, and can also use maintenance equipment to maintain the fan blade on the suspension bridge, the operation is safe, and the operation is comfortable and efficient. And the maintenance suspension bridge is slidably supported on the suspension bridge support, and the maintenance suspension bridge can slide on the suspension bridge support under the driving of the suspension bridge driving mechanism, so that the maintenance suspension bridge can move along the horizontal direction of the suspension bridge support, and can be conveniently close to each maintenance position on the front and back blade surfaces of the fan blade, and various maintenance operations can be accurately carried out on the fan blade. The maintenance suspension bridge is supported on the suspension bridge bracket in a sliding manner through the upper moving slide rail and the lower moving slide rail; the structure not only can freely slide and flexibly move, but also can ensure that the maintenance suspension bridge can keep enough overhanging length and bearing capacity by adopting two movable slide rails; the screw nut driving pair has the advantages of reliable operation and reasonable structure. The utility model discloses not only alleviateed operation personnel's intensity of labour greatly, the operating efficiency is high, safe in utilization, convenient operation are comfortable moreover.
The utility model discloses a further embodiment, sliding support has two maintenance suspension bridges that are parallel to each other on the suspension bridge support. The two maintenance suspension bridges arranged in parallel can enable an operator to perform maintenance operation on the front blade surface and the back blade surface of the fan blade; not only ensures the maintenance quality, but also is beneficial to improving the operation safety.
The utility model discloses a preferred embodiment, it is linear guide to go up the slide rail and move the slide rail down. The movement is flexible and efficient, and the manufacture and the production are convenient.
The utility model discloses a preferred embodiment, the one end of maintaining the suspension bridge is through last removal slide rail and lower removal slide rail sliding support on the suspension bridge support, and the other end of maintaining the suspension bridge is overhanging end. The structure is beneficial to maintaining the sliding of the suspension bridge and is also beneficial to enhancing the bearing capacity.
Drawings
The wind power blade maintenance suspension bridge of the present invention will be further described with reference to the accompanying drawings and the specific embodiments.
FIG. 1 is a schematic working diagram of a wind power blade maintenance suspension bridge according to the present invention in a use state;
fig. 2 is a schematic perspective view of the wind power blade maintenance suspension bridge of the present invention;
fig. 3 is an enlarged view of the suspension bridge support and maintenance suspension bridge mounting structure shown in fig. 2.
In the figure, 1-suspension bridge support, 2-lead screw support, 3-drive nut, 4-maintenance suspension bridge, 5-drive lead screw, 6-suspension bridge drive motor, 7-lower moving slide rail, 8-slide rail frame, 9-upper moving slide rail, 10-tower climbing rack and 11-tower climbing structure.
Detailed Description
As shown in fig. 1, the tower climbing structure 11 adopts a structure with an application number of 201920394831.X and a name of "wind power tower maintenance climbing machine", a tower climbing rack 10 is installed on the tower climbing structure 11, and the suspension bridge bracket 1 is installed on the tower climbing rack 10. The suspension bridge carrier 1 is thus supported on the wind tower via the tower climbing structure 11 and the tower climbing gantry 10. Of course, the suspension bridge support 1 may also be supported on the wind power tower in other manners, such as detachably mounting the suspension bridge support 1 on the wind power tower, or connecting the suspension bridge support 1 to the wind power tower through a strong magnet.
As shown in fig. 2 and 3, an upper moving slide rail 9 and a lower moving slide rail 7 are mounted on the suspension bridge bracket 1, and the upper moving slide rail 9 and the lower moving slide rail 7 are both common linear guide rails. The upper movable slide rail 9 and the lower movable slide rail 7 are positioned in two different height planes, are parallel to each other in space, are arranged with sliding planes oppositely, the lower movable slide rail 7 is directly installed on the suspension bridge bracket 1, and the upper movable slide rail 9 is installed on the suspension bridge bracket 1 through a slide rail frame 8. Two parallel maintenance suspension bridges 4 are slidably supported on a suspension bridge support 1, the mounting end parts of the two-dimensional maintenance suspension bridges 4 are inserted between an upper movable slide rail 9 and a lower movable slide rail 7, the upper movable slide rail 9 is positioned above the insertion end surface of the maintenance suspension bridge 4, the lower movable slide rail 7 is positioned below the insertion end surface of the maintenance suspension bridge 4, namely, one end of the maintenance suspension bridge 4 is slidably supported on the suspension bridge support 1 through the upper movable slide rail 9 and the lower movable slide rail 7, the other end of the maintenance suspension bridge 4 is an overhanging end, and an operator stands on the overhanging bridge body to operate.
The suspension bridge driving motor 6 drives the maintenance suspension bridge 4 through a suspension bridge driving mechanism, and the suspension bridge driving mechanism is a screw nut pair comprising a driving screw 5 and a driving nut 3. The suspension bridge driving motor 6 is positioned between the two-dimensional suspension protecting bridges 4, output shafts at two ends of the suspension bridge driving motor are connected with the corresponding driving screw rods 5, and the other ends of the driving screw rods 5 are rotatably supported on the suspension bridge support 1 through the corresponding screw rod support seats 2. And each maintenance suspension bridge 4 is fixedly provided with a driving nut 3, and the driving nut 3 and the corresponding driving screw 5 form a screw-nut pair. The suspension bridge driving motor 6 drives the maintenance suspension bridge 4 to slide on the suspension bridge support 1 along the movable slide rail through the screw nut pair, so that the maintenance suspension bridge 4 can slide on the suspension bridge support 1 and can lift up and down along with the tower cylinder embracing ring, and therefore the fan blades can be conveniently approached and blade surfaces can be maintained.
Claims (4)
1. The utility model provides a wind-powered electricity generation blade maintenance suspension bridge, includes suspension bridge support (1), its characterized in that: the maintenance suspension bridge is characterized in that the suspension bridge support (1) is provided with a maintenance suspension bridge (4) through a movable sliding rail in a sliding supporting mode, the movable sliding rail comprises an upper movable sliding rail (9) and a lower movable sliding rail (7), the upper movable sliding rail (9) and the lower movable sliding rail (7) are installed on the suspension bridge support (1) at a distance, and the maintenance suspension bridge (4) is supported on the suspension bridge support (1) through the upper movable sliding rail (9) and the lower movable sliding rail (7) in a sliding supporting mode; suspension bridge driving motor (6) maintain suspension bridge (4) through the drive of suspension bridge actuating mechanism, and this suspension bridge actuating mechanism's screw-nut is vice including drive screw (5) and driving nut (3), and this drive screw (5) rotate through lead screw support (2) and support in suspension bridge support (1), driving nut (3) fixed connection is on maintaining suspension bridge (4), and suspension bridge driving motor (6) of being connected with drive screw (5) transmission are installed on suspension bridge support (1).
2. The wind blade maintenance suspension bridge of claim 1, wherein: and two parallel maintenance suspension bridges (4) are slidably supported on the suspension bridge bracket (1).
3. The wind blade maintenance suspension bridge of claim 1, wherein: the upper movable sliding rail (9) and the lower movable sliding rail (7) are both linear guide rails.
4. The wind blade maintenance suspension bridge of claim 1, 2 or 3, wherein: one end of the maintenance suspension bridge (4) is supported on the suspension bridge bracket (1) in a sliding mode through an upper moving sliding rail (9) and a lower moving sliding rail (7), and the other end of the maintenance suspension bridge (4) is an extending end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417295.7U CN210531073U (en) | 2019-08-29 | 2019-08-29 | Suspension bridge for maintaining wind power blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417295.7U CN210531073U (en) | 2019-08-29 | 2019-08-29 | Suspension bridge for maintaining wind power blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210531073U true CN210531073U (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921417295.7U Active CN210531073U (en) | 2019-08-29 | 2019-08-29 | Suspension bridge for maintaining wind power blade |
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| Country | Link |
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| CN (1) | CN210531073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883018A (en) * | 2021-09-28 | 2022-01-04 | 江苏久力风电技术开发有限公司 | Aerogenerator pylon with automatic rising function |
-
2019
- 2019-08-29 CN CN201921417295.7U patent/CN210531073U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883018A (en) * | 2021-09-28 | 2022-01-04 | 江苏久力风电技术开发有限公司 | Aerogenerator pylon with automatic rising function |
| CN113883018B (en) * | 2021-09-28 | 2022-06-10 | 江苏久力风电技术开发有限公司 | Aerogenerator pylon with automatic rising function |
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