CN209337945U - Low wind speed wind-powered machine unit hub lifting overturning auxiliary device and its Lift-on/Lift-off System - Google Patents
Low wind speed wind-powered machine unit hub lifting overturning auxiliary device and its Lift-on/Lift-off System Download PDFInfo
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- CN209337945U CN209337945U CN201822079468.0U CN201822079468U CN209337945U CN 209337945 U CN209337945 U CN 209337945U CN 201822079468 U CN201822079468 U CN 201822079468U CN 209337945 U CN209337945 U CN 209337945U
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Abstract
The utility model discloses a kind of low wind speed wind-powered machine unit hub lifting overturning auxiliary device and contain its Lift-on/Lift-off System.Described device includes wheel hub transport base and two extension toolings, and described two extension toolings are symmetrical and are detachably connected on wheel hub transport base；The upper end of the wheel hub transport base is provided with bolt hole, and the bolt hole is for connecting end bolt holes docking with the main shaft of wheel hub；The extending direction that lifting point and extension tooling are provided in the extension tooling is vertical with the main shaft connecting pin central axes of wheel hub；The low wind speed wind-powered machine unit hub lifting overturning auxiliary device of the utility model, is suitable for single blade and lifts the transport of field wheel hub and overturning operation, has multifunctionality, and transport, installation and convenient disassembly, highly-safe, versatile, is suitable for popularization and application.
Description
Technical field
The utility model relates to Wind turbines installing areas, auxiliary more particularly to the lifting overturning of low wind speed wind-powered machine unit hub
Help device and the Lift-on/Lift-off System containing it.
Background technique
As the single-machine capacity of MW class wind turbine group continues to increase, and tend to ultralow wind speed unit design, impeller
Diameter continues to increase, and is influenced in addition by condition with a varied topography, and generally existing large impeller unit lifts difficult problem in industry, is badly in need of
Research and develop a kind of novel hanging scheme.
Traditional suspender belt pocket holds the Wind Power Project of impeller Hoisting Program unsuitable extreme terrain, which needs to exist
Ground assembles three blades and wheel hub, and main crane and the cooperation of auxiliary crane, hold two roots of blade using suspender belt pocket later
It is lifted by crane, then completes impeller overturning.Such lifting mode needs ground to have biggish working space, but such as mountainous region, woods
Ground, marine project Ground Operation space very little；Seat in the plane expropriation of land is difficult and costly；Distributing wind-power electricity generation project is mostly on southern mountain
The more complicated region of the landform such as ground, this proposes more harsh challenge to the lifting mode of impeller.
For above situation, research can be under effective solution complexity extreme terrain environment using single blade hoisting technology scheme
Large impeller lift difficult problem.Single blade lifting saves ground assembling impeller, single branch blade using aerial hoisting blade one by one
Weight is relatively light, even if wind speed, wind vector fastly its Installation posture can be effectively controlled, accomplish accurately to dock.In addition may be used also
It promotes lifting operation and adapts to wind speed, expand activity duration section, the goods and materials such as effective use crane.The application of single blade hoisting technology,
The purpose of ecological environmental protections, but also the distributing wind-powered electricity generation that can be more complicated for landform such as few expropriation of land has not been only reached, has been chopped at a tree less
Unit lifting provides important technology deposit.
Before single blade lifting, an indispensable task is: wheel hub needs independent after completion near the ground overturning
Lifting, is docked in the sky with the cabin that lifting is completed.The turnover device of wheel hub need combine hub body the characteristics of into
The design of capable formula of cutting the garment according to the figure, it is contemplated that the spatial positions such as hubcap avoid interference with.
The patent of invention of 102616644 A of Publication No. CN discloses a kind of hydraulically adjustable hub of wind power generator and hangs
Tool belongs to a kind of main suspender that can be used for wheel hub lifting, adjusts before and after the telescopic moving for only leaning on hydraulic cylinder to pass through piston rod
Regulating arm, to adjust the angle of wheel hub installation, but the adjustment angle of this kind of mode is very limited, cannot achieve 90 degree of overturnings.
Have in the prior art and be mounted directly at the pitch variable bearings of wheel hub by external auxiliary lifting appliance, as main suspender
The fastening of auxiliary lifting appliance is carried out by pitch variable bearings bolt hole, but after wheel hub completes rotary movement, except main suspender installs wheel hub
The disassembly of the corresponding external auxiliary lifting appliance of other two wheel hub surface other than face is complex, once disassembly is improper to will lead to auxiliary
Suspender smashes hubcap and can not ensure the safety of safety and the personnel's operation of equipment.
In addition, existing single blade lifting wheel hub overturning auxiliary device is mostly that integral type overturning platform is set in the prior art
Meter, such overturning platform need in wheel hub overturning with face contact, play the operation of fulcrum, thus land lengths it is larger,
Heavier-weight just can guarantee that hubcap is overturning overall process without impinging on ground, and all biggish overturning platform of such volume and weight exists
It is all inconvenient in transport and disassembly process.
Therefore, how to found and a kind of facilitate installation, disassembly and can fast implement the low wind speed and wind that wheel hub is overturn safely
Electric machine unit hub lifting overturning auxiliary device, becomes current industry and needs improved target.
Utility model content
First technical problem to be solved in the utility model, which is to provide, a kind of to be facilitated installation, disassembly and can fast implement wheel
Low wind speed wind-powered machine unit hub lifting overturning auxiliary device that hub is overturn safely, multi-functional.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of low wind speed wind-powered machine unit hub lifting overturning auxiliary device, including wheel hub transport base and and two extension works
Dress, described two extension toolings are symmetrical and are detachably connected on the wheel hub transport base；The wheel hub transport base it is upper
End is provided with bolt hole, and the bolt hole is for connecting end bolt holes docking with the main shaft of wheel hub；It is arranged in the extension tooling
There is lifting point and the extending direction for extending tooling is vertical with the main shaft connecting pin central axes of wheel hub.
It is further improved as the utility model, the extension tooling is in H-type, and the H-type extends two of tooling
Vertical supporting is detachably connected with wheel hub transport base.
Further, the extension tooling is detachably connected by bolt and wheel hub transport frock.
Further, the extension tooling length is adjustable.
Further, the tooling and wheel hub transport base of extending has the tie point in multiple and different sites, makes the extension
Length between the lifting point and wheel hub transport base of tooling is adjustable.
Further, the bolt hole of the upper end setting multi-turn difference outside diameter of the wheel hub transport base, is respectively used to
Cooperate with the wheel hub of different model or size.
Further, the outside diameter of the wheel hub transport base is less than section circular diameter of the hubcap of wheel hub.
Further, the lifting point is positioned at the lifting hole(eyelet) for extending tooling end.
Further, the wheel hub transport base is in circular platform type, is evenly arranged with along wheel hub transport base periphery more
The opening direction of a suspension hook, the adjacent suspension hook is opposite.
Second technical problem to be solved in the utility model is to provide a kind of low wind speed wind-powered machine unit hub Lift-on/Lift-off System,
Overturning its wheel hub, convenient, lifting is quick, safety.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of low wind speed wind-powered machine unit hub Lift-on/Lift-off System includes main crane, main suspender, whipline, auxiliary hanging band, also
Including above-mentioned wheel hub lifting overturning auxiliary device.
By using above-mentioned technical proposal, the utility model at least has the following advantages:
1, the low wind speed wind-powered machine unit hub lifting overturning auxiliary device of the utility model, has multifunctionality.It is applicable in
In single blade lifting field wheel hub transport and the link of operation, lifting is overturn, it can be achieved that set of device multiple function.Wheel hub lifting
The wheel hub transport base of turnover device can be used as the transport base of wheel hub when no connection extends tooling；Need to wheel hub into
Before row overturning operation near the ground, installation extends tooling i.e. composition wheel hub lifting overturning auxiliary device on wheel hub transport base, with
The rotary movement of main suspender achievable wheel hub after cooperating jointly.
2, the wheel hub lifting overturning auxiliary device installation of the utility model and convenient disassembly.Extend tooling can with with peace,
Set of device multiple seats in the plane can be achieved to recycle, not only save the cost but also easy to loading and unloading.
3, auxiliary device is small in size, convenient transportation for the wheel hub lifting overturning of the utility model.Current existing single blade is hung
Dress wheel hub overturning auxiliary device is mostly integral type overturning Platform Designing, and such overturning platform is needed in wheel hub overturning and ground
Contact, play the operation of fulcrum, so land lengths are larger, heavier-weight just can guarantee hubcap overturn overall process without impinging on
Ground, all biggish overturning platform of such volume and weight are all inconvenient in transport and disassembly process.And the wheel of utility model
Hub lifting overturning auxiliary device can be less than wheel hub to the outer diameter of independent transport and transport base ontology after extending tooling disassembly
Cover has stronger convenience in transport and lifting.
4, the wheel hub lifting overturning auxiliary device of the utility model can realize the general purpose of hardware and software platform type wheel hub.Wheel hub
Different because of different type of machines, different leaves blade root flange diameter and main shaft connecting flange diameter generate difference, this just hangs to wheel hub
The design for filling turnover device proposes certain difficulty.The design of the wheel hub lifting overturning auxiliary device of the utility model passes through to wheel hub
Transport base adds the bolt hole of different outside diameters from main shaft interface, realizes a platform different type of machines wheel hub transport base
It is general；The various sizes of point in many places or extension tooling are a little added by being bolted to extension tooling and wheel hub transport base
Length adjustability, the length between lifting point and wheel hub transport base can be adjusted according to different hubcap outer diameters, to realize
The lifting of hardware and software platform type wheel hub overturns the general of auxiliary device.By the general of above-mentioned two primary clustering, finally make this practical
The novel wheel hub lifting overturning auxiliary device realizes the versatility of hardware and software platform whole type wheel hub.
5, the utility model wheel hub lifting overturning auxiliary device safety is reliable.The wheel hub lifting overturning of single blade lifting is auxiliary
It helps device mentality of designing that can also follow: being installed at wheel hub pitch variable bearings by external auxiliary lifting appliance, as main suspender
The fastening of auxiliary lifting appliance is carried out by pitch variable bearings bolt hole, but after wheel hub completes rotary movement, except main suspender installs wheel hub
The disassembly of the corresponding external auxiliary lifting appliance of other two wheel hub surface other than face is complex, once disassembly is improper to will lead to auxiliary
Suspender smashes hubcap and brings not small loss.The utility model wheel hub lifting overturning auxiliary device in wheel hub transport base and
Extend tooling installation point and is not related to pitch variable bearings, so the risk of hubcap, such design are not damaged in disassembly
Not only it had ensured the safety of equipment but also had ensured the safety of personnel's operation.
Detailed description of the invention
Above-mentioned is only the general introduction of technical solutions of the utility model, in order to better understand the technology hand of the utility model
Section, below in conjunction with attached drawing, the utility model is described in further detail with specific embodiment.
Fig. 1 is the main view of the low wind speed wind-powered machine unit hub lifting overturning auxiliary device in an embodiment of the present invention
Figure；
Fig. 2 is the side view of the low wind speed wind-powered machine unit hub lifting overturning auxiliary device in an embodiment of the present invention
Figure；
Fig. 3 is the method flow diagram that wheel hub lifting is carried out using low wind speed wind-powered machine unit hub Lift-on/Lift-off System.
Specific embodiment
A kind of low wind speed wind-powered machine unit hub lifting overturning auxiliary device is present embodiments provided, is belonged to a kind of multi-functional
Device, while there is wheel hub to transport and assist turn over function, two functions are integrated.Cooperate Fig. 1, shown in 2, which includes
Wheel hub transport base 1 and two extension toolings 2 being detachably connected on wheel hub transport base 1；Wherein, wheel hub transport base 1
Upper end be provided with bolt hole 11, bolt hole 11 is docked for connect end bolt holes with the main shaft of wheel hub；Extend in tooling 2 and is arranged
There is the extending direction of lifting point 21 and extension tooling 2 vertical with the main shaft connecting pin central axes of wheel hub；Extend tooling 2 for lifting
As connection suspension centre and the main shaft connecting end surface of wheel hub is enable to turn over to turn 90 degrees from horizontality and become plumbness in the process, with benefit
It is docked in the later period with the aerial of cabin main shaft.
In view of larger, the not readily portable extension work in practical wheel hub transportational process of cutting circular diameter of wheel hub transport base 1
2 whole Transportings are filled, therefore design independent dismountable extension tooling, the two is attached using bolt 3, interim at lifting scene
Tooling 2 will be extended and wheel hub transport base 1 carries out being bolted fastening, before wheel hub needs to overturn, by the auxiliary of whipline
Suspender belt is anchored on the lifting point 21 for extending tooling 2, and during lifting by crane wheel hub, main crane suspension centre is lain on the main suspender of wheel hub, and auxiliary
Suspender belt is helped to be cooperated, the final overturning for realizing wheel hub.
As extension tooling 2, in order to keep its structural stability strong, from structure type, it is preferred to use H-type extends tooling,
Can certainly use such as A font X font other structures form, in order to guarantee wheel hub lifting and overturning overall process smoothly into
Row must extend tooling using two H-types.Each H-type extends tooling one end and is connect with wheel hub transport base 1 by bolt 3；It is another
End is equipped with lifting point 21, and hub body and auxiliary crane can be attached by the preferred lifting hole(eyelet) form in lifting point 21 by suspender belt.
The processes progress such as overturning auxiliary device carries out wheel hub transport, on-site hoisting is overturn are lifted to using above-mentioned wheel hub below
It is described in detail.
When transport, the main shaft of wheel hub is connected into end bolt holes and the bolt hole 11 of 1 upper end of wheel hub transport base corresponds,
It is bolted, then will be equipped in the lifting to transport vehicle of wheel hub transport base 1 of wheel hub, naturally it is also possible to which the two is straight
It connects and matches in the enterprising luggage of transport vehicle.The setting of wheel hub transport base 1 is to facilitate wheel hub in wheel hub transportational process (containing hubcap)
Hoisting transportation.Wheel hub transport base 1 is preferably in circular platform type, is evenly arranged with multiple suspension hooks along wheel hub transport base periphery
12, it is preferable that the opening direction of adjacent suspension hook 12 is on the contrary, such be arranged the lifting that can be convenient wheel hub transport base.In addition, being
Convenient transportation, what the outside diameter of wheel hub transport base 1 was preferably smaller than the hubcap of wheel hub cuts circular diameter.Such setting, matches
Close extend tooling, it can be achieved that convenient transportation and lifting scene the generations such as hubcap will not be damaged.
When live to lifting, above-mentioned wheel hub can be lifted to overturning auxiliary device, the master in general wheel hub Lift-on/Lift-off System be cooperated to hang
Vehicle, main suspender, whipline, auxiliary hanging band work together, wherein there are many forms for main suspender existing design, background such as can be used
The main suspender with liquid presses piston pole mentioned in technology, borrows pitch variable bearings bolt hole and the main suspender of wheel hub carries out bolt company
It connects.
Cooperate shown in Fig. 3, specifically, lifting scene includes the following steps:
S1, tooling 2 will be extended and the wheel hub transport base 1 of wheel hub is installed in lifting scene progress on-site assembly；
S2, main suspender is connect by pitch variable bearings bolt hole with wheel hub；By the lifting point of auxiliary hanging band and extension tooling 2
21 connections；Auxiliary hanging band uses 4, connect respectively with the lifting point 21 extended in tooling 2；Suspender belt length is identical.
S3, main crane sling main suspender, and whipline cooperates main crane, at place near the ground, are realized and are taken turns by auxiliary hanging band
Aerial 90 degree of overturnings of hub；
After the completion of S4, overturning, wheel hub is lifted into overturning auxiliary device disassembly landing at place near the ground；
S5, main suspender are completed in the sky after docking with cabin main shaft, are dismantled main suspender in the sky and are transported to ground with main crane
Face so far completes the overturning of wheel hub and docks the task of cabin.
By above procedure, the work of the transport of wheel hub, overturning, lifting is realized.
Preferably, in wheel hub lifting overturning auxiliary device, in the upper end of its wheel hub transport base 1, settable multi-turn is not
With the bolt hole 11 of outside diameter, be respectively used to the wheel hub of different model or size cooperate, meet wheel hub because of different type of machines, no
Difference is generated with blade root flange diameter and the different of main shaft connecting flange diameter, and then realizes a platform different type of machines
Wheel hub transport base it is general；
Preferably, by adding the tie point in multiple and different sites between extension tooling and wheel hub transport base or prolonging
The length of long tooling itself is adjustable, and the length between lifting point and wheel hub transport base can be adjusted according to different hubcap outer diameters,
To realize the general of hardware and software platform type wheel hub lifting overturning auxiliary device.
By the general of above-mentioned two primary clustering, finally make wheel hub lifting overturning auxiliary device described in the utility model
Realize the versatility of hardware and software platform whole type wheel hub.
In conclusion the independence lifting of wheel hub is most important in single blade lifting field, if can without a set of safety
It leans on, load and unload Lift-on/Lift-off System convenient, vdiverse in function, it will be difficult to complete the overturning and independent lifting task of wheel hub.The utility model
A kind of design scheme is proposed primarily directed to single blade lifting project wheel hub lifting overturning auxiliary device, is borrowing traditional wheel hub
On the basis of transport base, increase and extend tooling, that is, the work of wheel hub overturning auxiliary device can be fast implemented by facilitating installing and dismounting again
With being suitable for popularization and application.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, those skilled in the art make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above,
It falls within the protection scope of the present utility model.
Claims (10)
1. a kind of low wind speed wind-powered machine unit hub lifting overturning auxiliary device, which is characterized in that including wheel hub transport base and two
A extension tooling, described two extension toolings are symmetrical and are detachably connected on the wheel hub transport base；
The upper end of the wheel hub transport base is provided with bolt hole, and the bolt hole is used to connect end bolt holes with the main shaft of wheel hub
Docking；
The main shaft connecting pin axis of lifting point and the extending direction for extending tooling and wheel hub is provided in the extension tooling
Line is vertical.
2. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1, which is characterized in that described to prolong
Long tooling is in H-type, and two vertical supportings of H-type extension tooling are detachably connected with wheel hub transport base.
3. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1, which is characterized in that described to prolong
Long tooling is detachably connected by bolt and wheel hub transport frock.
4. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1, which is characterized in that described to prolong
Long tooling length is adjustable.
5. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1, which is characterized in that described to prolong
Long tooling and wheel hub transport base have the tie point in multiple and different sites, and the lifting point for extending tooling and wheel hub is made to transport bottom
Length between seat is adjustable.
6. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1-5, feature exist
In the bolt hole of the upper end setting multi-turn difference outside diameter of the wheel hub transport base is respectively used to and different model or ruler
Very little wheel hub cooperation.
7. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1-5, feature exist
In the outside diameter of the wheel hub transport base is less than section circular diameter of the hubcap of wheel hub.
8. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1-5, feature exist
In the lifting point is positioned at the lifting hole(eyelet) for extending tooling end.
9. low wind speed wind-powered machine unit hub lifting overturning auxiliary device according to claim 1-5, feature exist
In the wheel hub transport base is in circular platform type, is evenly arranged with multiple suspension hooks along wheel hub transport base periphery, described adjacent
The opening direction of suspension hook is opposite.
10. a kind of low wind speed wind-powered machine unit hub Lift-on/Lift-off System, which is characterized in that including main crane, main suspender, whipline,
Auxiliary hanging band, which is characterized in that further include the described in any item wheel hub lifting overturning auxiliary devices of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822079468.0U CN209337945U (en) | 2018-12-12 | 2018-12-12 | Low wind speed wind-powered machine unit hub lifting overturning auxiliary device and its Lift-on/Lift-off System |
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| CN201822079468.0U CN209337945U (en) | 2018-12-12 | 2018-12-12 | Low wind speed wind-powered machine unit hub lifting overturning auxiliary device and its Lift-on/Lift-off System |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368480A (en) * | 2018-12-12 | 2019-02-22 | 国电联合动力技术有限公司 | Low wind speed wind-powered machine unit hub lifting overturning auxiliary device, Lift-on/Lift-off System and method |
| CN113173485A (en) * | 2021-03-31 | 2021-07-27 | 河北工程大学 | Hoisting device and method for offshore wind power equipment |
-
2018
- 2018-12-12 CN CN201822079468.0U patent/CN209337945U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368480A (en) * | 2018-12-12 | 2019-02-22 | 国电联合动力技术有限公司 | Low wind speed wind-powered machine unit hub lifting overturning auxiliary device, Lift-on/Lift-off System and method |
| CN109368480B (en) * | 2018-12-12 | 2023-12-26 | 国电联合动力技术有限公司 | Hub hoisting and overturning auxiliary device, hoisting system and method for low-wind-speed wind turbine generator |
| CN113173485A (en) * | 2021-03-31 | 2021-07-27 | 河北工程大学 | Hoisting device and method for offshore wind power equipment |
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