CN112223197A - Hub blade assembling platform with adjustable inclination angle and blade mounting method thereof - Google Patents

Hub blade assembling platform with adjustable inclination angle and blade mounting method thereof Download PDF

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Publication number
CN112223197A
CN112223197A CN202011139844.6A CN202011139844A CN112223197A CN 112223197 A CN112223197 A CN 112223197A CN 202011139844 A CN202011139844 A CN 202011139844A CN 112223197 A CN112223197 A CN 112223197A
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CN
China
Prior art keywords
blade
platform
hub
adjustable
oil cylinder
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Granted
Application number
CN202011139844.6A
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Chinese (zh)
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CN112223197B (en
Inventor
鞠鹏
王翔
冯甲鑫
王明玉
王传鹏
付大伟
马宗田
宋兆鹏
姜涛
杨帆
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CCCC First Harbor Engineering Co Ltd
No 2 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
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CCCC First Harbor Engineering Co Ltd
No 2 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
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Priority to CN202011139844.6A priority Critical patent/CN112223197B/en
Publication of CN112223197A publication Critical patent/CN112223197A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/02—Assembly jigs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/18—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wind Motors (AREA)

Abstract

The invention provides a hub blade assembling platform with an adjustable inclination angle and a blade mounting method thereof, belongs to the technical field of wind power generation equipment, and can solve the technical problems of complex mounting process, slow mounting process and low efficiency of the conventional hub blade assembling platform and the conventional blade mounting method thereof. This wheel hub blade assembly platform mainly includes: the adjustable supporting structure is fixed on the supporting base through a horizontal rotating shaft arranged in the middle, and the mounting platform is fixedly connected to the top end of the adjustable supporting structure; one end of the oil cylinder is hinged with an oil cylinder lower fixing lug plate fixed on one side of the supporting base, and the other end of the oil cylinder is hinged with an oil cylinder upper fixing lug plate fixed on one side of the adjustable supporting structure. The invention can be applied to the aspects of a hub blade assembling platform and a blade mounting method thereof.

Description

Hub blade assembling platform with adjustable inclination angle and blade mounting method thereof
Technical Field
The invention belongs to the technical field of wind power generation equipment, and particularly relates to a hub blade assembling platform with an adjustable inclination angle and a blade mounting method thereof.
Background
At present, in the split installation process of the wind power fan, the hub and the blades are mostly assembled and then integrally installed, the installation process needs a proper assembly platform, the current hub and blade assembly platform can only rotate in a plane angle, then the blades are pulled into the hub in a manual fitting chain inversion mode, the operation steps of the installation process are complex, and a crane is needed to repeatedly adjust, so that the problems that the installation process is slow, the installation efficiency is low, time and labor are consumed are solved.
Therefore, the existing hub blade assembly platform and the blade mounting method thereof cannot meet the changing market demand, and a hub blade assembly platform and a blade mounting method thereof with adjustable inclination angle, simple operation, time and labor saving and low cost are required to be developed to solve the problems in the prior art.
Disclosure of Invention
The invention provides a hub blade assembling platform and a blade mounting method thereof, which are adjustable in inclination angle, simple and convenient to operate, time-saving and labor-saving and low in cost, and aims to solve the technical problems of complex mounting process, slow mounting process, low efficiency and the like of the conventional hub blade assembling platform and blade mounting method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that:
adjustable inclination's wheel hub blade assembly platform, its characterized in that includes: the adjustable supporting structure is fixed on the supporting base through a horizontal rotating shaft arranged in the middle, and the mounting platform is fixedly connected to the top end of the adjustable supporting structure;
one end of the oil cylinder is hinged with an oil cylinder lower fixing lug plate fixed on one side of the supporting base, and the other end of the oil cylinder is hinged with an oil cylinder upper fixing lug plate fixed on one side of the adjustable supporting structure.
Preferably, the supporting base and the mounting platform are both of a circular structure, and the bottom of the supporting base is fixedly mounted on the track.
Preferably, the mounting platform comprises a mounting platform main body structure, an annular polytetrafluoroethylene plate fixed in the middle of the mounting platform main body structure and lifting lugs symmetrically arranged on the side edges of the mounting platform main body structure, and the number of the lifting lugs is not less than two.
Preferably, the adjustable supporting structure comprises a middle main structure, rotating bases vertically arranged on two sides of the main structure and rotating structures attached to the rotating bases.
Preferably, a layer of annular polytetrafluoroethylene plate is further arranged between the rotating base and the rotating structure.
Preferably, the rotating structure is an L-shaped structure.
Preferably, the thickness of the annular polytetrafluoroethylene plate is 20-30 mm.
Preferably, the mounting platform is a detachable structure fixedly mounted on the rotating structure.
The invention also provides a blade mounting method of the hub blade assembling platform with the adjustable inclination angle, which comprises the following steps:
firstly, placing a wheel hub on an installation platform, and connecting a winch with a lifting lug arranged on the side edge of the installation platform through a steel wire rope, so that the wheel hub can rotate stably;
hoisting the blade to a height position corresponding to the hub through a blade hoist;
the mounting platform is adjusted to an angle consistent with the inclination angle of the blade through an oil cylinder so as to facilitate the insertion of the blade;
under the action of a horizontal component of gravity generated by the inclination of the blade, the blade is automatically butted on the hub to complete the blade installation process.
Preferably, the blade lifting appliance is a blade lifting appliance which can be matched with the blade to perform angle adjustment.
Compared with the prior art, the invention has the advantages and positive effects that:
1. the invention provides a hub blade assembling platform with an adjustable inclination angle and a blade mounting method thereof. The assembling platform and the blade mounting method thereof really solve the technical problems of complex mounting process, slow mounting process and low efficiency of the conventional hub blade assembling platform and the blade mounting method thereof;
2. the invention provides a hub blade assembling platform with an adjustable inclination angle and a blade mounting method thereof.
Drawings
FIG. 1 is a front view of an adjustable pitch angle hub blade assembly platform provided by an embodiment of the present invention;
FIG. 2 is a side view of a portion of the structure of an adjustable pitch hub blade assembly platform provided by an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a portion of a structure of an adjustable pitch angle hub blade assembly platform according to an embodiment of the present invention;
FIG. 4 is a top view of an adjustable pitch angle hub blade assembly platform provided by an embodiment of the present invention;
FIG. 5 is a schematic structural view of a mounting platform of the adjustable pitch hub blade assembly platform according to an embodiment of the present invention;
FIG. 6 is a schematic view of an adjustable pitch angle hub blade assembly platform for blade mounting according to an embodiment of the present invention.
In the above figures: 1. a support base; 2. the supporting structure can be adjusted; 3. mounting a platform; 4. an oil cylinder; 5. a rotating shaft; 6. an ear plate is fixed under the oil cylinder; 7. an ear plate is fixed on the oil cylinder; 8. mounting a platform main body structure; 9. a circumferential polytetrafluoroethylene plate; 10. lifting lugs; 11. a body structure; 12. rotating the base; 13. a rotating structure; 14. a hub; 15. a winch; 16. a polytetrafluoroethylene sheet; 17. a blade; 18. a track.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a hub blade assembling platform with an adjustable inclination angle, which comprises: the supporting device comprises a supporting base 1, an adjustable supporting structure 2, a mounting platform 3 and an oil cylinder 4, wherein the adjustable supporting structure 2 is fixed on the supporting base 1 through a horizontal rotating shaft 5 arranged in the middle, and the mounting platform 3 is fixedly connected to the top end of the adjustable supporting structure 2;
one end of the oil cylinder 4 is hinged with an oil cylinder lower fixing lug plate 6 fixed on one side of the supporting base 1, and the other end of the oil cylinder 4 is hinged with an oil cylinder upper fixing lug plate 7 fixed on one side of the adjustable supporting structure 2.
According to the technical scheme, the hub blade assembling platform with the adjustable inclination angle is provided, the assembling platform adopts a mode of combining hinging and an oil cylinder, the inclination angle of the hub assembling platform is really adjustable, the whole assembling platform has the characteristics of simple structure, convenience in assembling, low cost and the like, and the inclination angle of the assembling platform can reach 0-10 degrees. In addition, the support base is fixedly arranged on the rail device, and the movable base can move on the ground and further improve the installation efficiency of the assembly platform.
In a preferred embodiment, the support base 1 and the mounting platform 3 are both circular structures, and are made of steel plate material, and the bottom of the support base 1 is fixedly mounted on the rail 18.
In a preferred embodiment, the mounting platform 3 includes a mounting platform main structure 8, a circumferential teflon plate 9 fixed in the middle of the mounting platform main structure 8, and lifting lugs 10 symmetrically arranged at the sides of the mounting platform main structure 8, and the number of the lifting lugs 10 is not less than two.
In the preferred embodiment, the reason why the lifting lug 10 is provided at the side of the mounting platform main body structure 8 is that: when the assembling platform is used for assembling the hub blade, the winch 15 is connected with the lifting lug 10 on the mounting platform 3 through a steel wire rope, so that the mounting platform 3 and the hub placed on the mounting platform can stably rotate, and the blade can be conveniently and smoothly mounted.
In a preferred embodiment, the adjustable supporting structure 2 includes a main structure 11 in the middle, rotating bases 12 vertically disposed on two sides of the main structure 11, and a rotating structure 13 attached to the rotating bases 12, and the main structure 11, the rotating structure 13, and the rotating bases 12 are made of steel plate materials.
In a preferred embodiment, a layer of annular teflon plate 9 is further provided between the rotating base 12 and the rotating structure 13.
In the preferred embodiment described above, the main purpose of providing a layer of circumferential teflon plate 9 between the rotating base 12 and the rotating structure 13 is: the friction coefficient is reduced, so that the purpose of reducing the power of the power equipment is achieved. In order to enable the hub blade assembling platform with the adjustable inclination angle to achieve the expected effect, the thickness of the annular polytetrafluoroethylene plate 9 is further limited, specifically: the thickness of the circumferential polytetrafluoroethylene plate 9 is 20-30mm, and in the embodiment of the present invention, the thickness of the circumferential polytetrafluoroethylene plate 9 may be specifically selected from 20, 25, 30mm or any value within the above-mentioned limited range, which falls within the protection scope of the present invention.
In a preferred embodiment, the rotating structure 13 is an L-shaped structure.
In a preferred embodiment, the mounting platform 3 is a detachable structure fixedly mounted on the rotating structure 13.
The embodiment of the invention provides a blade mounting method of a hub blade assembling platform with an adjustable inclination angle, which comprises the following steps:
s1, firstly, placing the hub 14 on the mounting platform 3, and then connecting the winch 15 with the lifting lug 10 arranged on the side edge of the mounting platform 3 through a steel wire rope, so that the hub 14 can rotate stably;
s2, hoisting the blade 17 to a height position corresponding to the hub 14 through a blade hoisting tool;
s3, adjusting the mounting platform 3 to an angle consistent with the inclination angle of the blade 17 through the oil cylinder 4 so as to facilitate the insertion of the blade 17;
and S4, under the action of the horizontal component of gravity generated by the inclination of the blade 17, the blade 17 is automatically butted on the hub 14, so that the installation process of the blade 17 is completed.
In a preferred embodiment, the blade hanger is a blade hanger which can be adjusted in angle by matching with the blade 17.
In order to more clearly and specifically describe the hub blade assembly platform with adjustable inclination angle and the blade installation method thereof provided by the embodiments of the present invention, the following description will be made with reference to specific embodiments.
Comparative example 1
The comparative example provides a blade mounting method of a traditional hub blade assembly platform, which comprises the following specific steps:
firstly, a hub is placed on an assembly platform which can only rotate in a plane, a blade lifting tool is used for lifting the blade to one side of the assembly platform, then the blade is pulled into the hub by a chain block manually, if the blade inclination angle is different from the hub inclination angle, the inclination angle of the blade needs to be adjusted repeatedly by adjusting the position of the blade lifting tool until the blade can be inserted into the hub smoothly.
Example 1
The embodiment provides a blade mounting method of a hub blade assembling platform with an adjustable inclination angle, which specifically comprises the following steps:
(1) firstly, a hub 14 is placed on an installation platform 3, and then a winch 15 is connected with a lifting lug 10 arranged on the side edge of the installation platform 3 through a steel wire rope, so that the hub 14 can rotate stably;
(2) lifting the blades 17 to the height position corresponding to the hub 14 by blade lifting tools, wherein the blade lifting tools are blade lifting tools capable of being matched with the blades 17 to perform angle adjustment;
(3) the mounting platform 3 is adjusted to an angle consistent with the inclination angle of the blade 17 through the oil cylinder 4 so as to facilitate the insertion of the blade 17;
(4) under the action of the horizontal component of gravity generated by the inclination of the blades 17, the blades 17 are automatically butted on the hub 14, so that the installation process of the blades 17 is completed.
According to the hub blade assembling platform with the adjustable inclination angle and the blade installing method thereof, the assembling platform adopts a mode of combining hinging and an oil cylinder, the adjustment of the inclination angle of the assembling platform is realized, when the blades are installed, the blades can be automatically guided into the hub by utilizing the horizontal component force of gravity generated by the inclination of the blades, the traditional chain-reversing mode for installing the blades is avoided, in addition, the assembling platform is further movable on the ground by connecting the supporting base with the track, and the installing efficiency of the blades is further improved, so the assembling platform and the blade installing method thereof really solve the technical problems of complex installing process, slow installing process and low efficiency of the existing hub blade assembling platform and the blade installing method thereof. The invention has wide application prospect in the field of hub blade assembling platforms and blade mounting methods.

Claims (10)

1. Adjustable inclination's wheel hub blade assembly platform, its characterized in that includes: the supporting device comprises a supporting base (1), an adjustable supporting structure (2), a mounting platform (3) and an oil cylinder (4), wherein the adjustable supporting structure (2) is fixed on the supporting base (1) through a horizontal rotating shaft (5) arranged in the middle, and the mounting platform (3) is fixedly connected to the top end of the adjustable supporting structure (2);
one end of the oil cylinder (4) is hinged with an oil cylinder lower fixing lug plate (6) fixed on one side of the supporting base (1), and the other end of the oil cylinder lower fixing lug plate is hinged with an oil cylinder upper fixing lug plate (7) fixed on one side of the adjustable supporting structure (2).
2. The adjustable pitch angle hub blade assembly platform of claim 1, wherein the support base (1) and the mounting platform (3) are both circular structures, and the bottom of the support base (1) is fixedly mounted on a rail (18).
3. The adjustable inclination angle hub blade assembly platform of claim 1, wherein the mounting platform (3) comprises a mounting platform main body structure (8), a circumferential polytetrafluoroethylene plate (9) fixed in the middle of the mounting platform main body structure (8), and lifting lugs (10) symmetrically arranged on the sides of the mounting platform main body structure (8), and the number of the lifting lugs (10) is not less than two.
4. The adjustable inclination angle hub blade assembly platform according to claim 1, wherein the adjustable support structure (2) includes a main structure (11) in the middle, rotating bases (12) vertically disposed on two sides of the main structure (11), and a rotating structure (13) attached to the rotating bases (12).
5. The adjustable pitch angle hub blade assembly platform of claim 4 wherein a layer of circumferential PTFE sheet (9) is further provided between the rotating base (12) and the rotating structure (13).
6. The adjustable pitch angle hub blade assembly platform of claim 4 wherein the rotating structure (13) is an L-shaped structure.
7. The adjustable pitch angle hub blade assembly platform of claim 3 or 5, wherein the circumferential PTFE plate (9) has a thickness of 20-30 mm.
8. The adjustable pitch angle hub blade assembly platform of claim 4, wherein the mounting platform (3) is a detachable structure fixedly mounted on the rotating structure (13).
9. The method of blade mounting of an adjustable pitch angle hub blade assembly platform of any of claims 1-6 or 8, comprising the steps of:
firstly, a hub (14) is placed on an installation platform (3), and then a winch (15) is connected with a lifting lug (10) arranged on the side edge of the installation platform (3) through a steel wire rope, so that the hub (14) can rotate stably;
hoisting a blade (17) to a height position corresponding to the hub (14) by a blade hoist;
the mounting platform (3) is adjusted to an angle consistent with the inclination angle of the blade (17) through the oil cylinder (4) so as to facilitate the insertion of the blade (17);
under the action of a horizontal component of gravity generated by the inclination of the blade (17), the blade (17) is automatically butted on the hub (14) so as to complete the installation process of the blade (17).
10. The method for mounting a blade on an adjustable pitch angle hub blade assembly platform of claim 9, wherein the blade hanger is a blade hanger that can be angularly adjusted in cooperation with the blade (17).
CN202011139844.6A 2020-10-22 2020-10-22 Hub blade assembling platform with adjustable inclination angle and blade mounting method thereof Active CN112223197B (en)

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CN202011139844.6A CN112223197B (en) 2020-10-22 2020-10-22 Hub blade assembling platform with adjustable inclination angle and blade mounting method thereof

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Application Number Priority Date Filing Date Title
CN202011139844.6A CN112223197B (en) 2020-10-22 2020-10-22 Hub blade assembling platform with adjustable inclination angle and blade mounting method thereof

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CN112223197B CN112223197B (en) 2022-08-12

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2319980B (en) * 1996-12-09 2001-02-14 Anna C H Chu Jig bench for facilitating assembly of a golf club
CN206449199U (en) * 2016-12-30 2017-08-29 锦岸机械科技江苏有限公司 A kind of rotary shaft end cyclone sealing structure
CN107498519A (en) * 2017-10-18 2017-12-22 徐工集团工程机械有限公司 Assemble servicing unit
CN108119314A (en) * 2017-12-31 2018-06-05 北京金风科创风电设备有限公司 Impeller assembling apparatus and impeller assembling method
CN109973320A (en) * 2019-04-28 2019-07-05 中交第一航务工程局有限公司 A kind of wheel hub rotary tooling for convenient completion draught fan impeller spelling
CN213352374U (en) * 2020-10-22 2021-06-04 中交第一航务工程局有限公司 Hub blade assembling platform with adjustable inclination angle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2319980B (en) * 1996-12-09 2001-02-14 Anna C H Chu Jig bench for facilitating assembly of a golf club
CN206449199U (en) * 2016-12-30 2017-08-29 锦岸机械科技江苏有限公司 A kind of rotary shaft end cyclone sealing structure
CN107498519A (en) * 2017-10-18 2017-12-22 徐工集团工程机械有限公司 Assemble servicing unit
CN108119314A (en) * 2017-12-31 2018-06-05 北京金风科创风电设备有限公司 Impeller assembling apparatus and impeller assembling method
CN109973320A (en) * 2019-04-28 2019-07-05 中交第一航务工程局有限公司 A kind of wheel hub rotary tooling for convenient completion draught fan impeller spelling
CN213352374U (en) * 2020-10-22 2021-06-04 中交第一航务工程局有限公司 Hub blade assembling platform with adjustable inclination angle

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