CN203006789U - Auxiliary hoisting tool for on-site maintenance of wind turbine generator - Google Patents
Auxiliary hoisting tool for on-site maintenance of wind turbine generator Download PDFInfo
- Publication number
- CN203006789U CN203006789U CN 201220474330 CN201220474330U CN203006789U CN 203006789 U CN203006789 U CN 203006789U CN 201220474330 CN201220474330 CN 201220474330 CN 201220474330 U CN201220474330 U CN 201220474330U CN 203006789 U CN203006789 U CN 203006789U
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- rotating element
- bearing
- connecting plate
- barrel support
- aerogenerator
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Abstract
The utility model discloses an auxiliary hoisting tool for on-site maintenance of a wind turbine generator, which comprises a pedestal, a rotatable cantilever and a hoisting device. The utility model solves the problem that a large-scale crane is necessary to hoist a wind turbine generator from a high-altitude cabin to the ground for the dismounting of a collector ring cover, realizes direct dismounting of the collector ring cover in the wind field high-altitude cabin, facilitates replacement of bearings and collector rings, and other internal maintenance, and significantly reduces the maintenance cost of the wind turbine generator.
Description
Technical field
The utility model relates to aerogenerator maintaining field, is specifically related to a kind of auxiliary lifting device for the field maintemance aerogenerator.
Background technology
Aerogenerator is worked throughout the year in the open air, and working condition is more abominable, therefore aerogenerator need to regularly be safeguarded.Owing to there is no hanging device in the cabin, high-altitude of wind field, the collector shell of aerogenerator can't be removed, therefore to change bearing or the current colector of aerogenerator inside, and before will carrying out other inner maintenances, first the large-scale crane of wind-driven generator is winched to ground from about cabin, 70m high-altitude, could carry out maintenance and inspection to it after will collector shell removing.And present cost of aerogenerator handling approximately 200,000, and be subjected to the impact of the environmental factors such as weather, so the maintenance cost of aerogenerator is always high.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, a kind of auxiliary lifting device for the field maintemance aerogenerator is provided, it has solved will use large-scale crane that aerogenerator is winched to from the cabin, high-altitude the problem that collector shell could be dismantled in ground, realized directly dismantling collector shell in cabin, wind field high-altitude, significantly reduced the maintenance cost of aerogenerator.
For achieving the above object, the utility model adopts following technical scheme:
A kind of auxiliary lifting device for the field maintemance aerogenerator is arranged on the support of described aerogenerator, and described auxiliary lifting device comprises pedestal, rotary cantilever and weight-lifting equipment, wherein:
Described pedestal comprises right-angle connecting plate, cylinder and a barrel support with jam nut, the described cylinder of the inboard connection in described right-angle connecting plate stage casing, described cylinder is arranged in the hanger hole of described support and relies on described jam nut that described pedestal is fixed on the electric machine stand outside, a knock hole is offered respectively in the left and right sides of the horizontal part of described right-angle connecting plate, and described barrel support lower end is connected with the described right-angle connecting plate outside;
described rotary cantilever comprises the first rotating element, the second rotating element, clutch shaft bearing, the second bearing, the 3rd bearing and an I-beam section, described the first rotating element is cylinder, described the second rotating element is leg-of-mutton steel plate, described the first rotating element and described the second rotating element are connected to the both sides, lower surface of one of described I-beam section, described clutch shaft bearing is arranged on the bottom of the first rotating element, described the second bearing is arranged on the middle and upper part of the first rotating element, described the 3rd bearing is arranged on the bottom of the second rotating element, in barrel support on described the first described pedestal of rotating element insertion, make described clutch shaft bearing and the second bearing and described barrel support inner headed face tangent, and make described the 3rd bearing just in time tangent with described barrel support periphery,
Described weight-lifting equipment is arranged on described I-beam section movably.
Said base also comprises the first reinforced rib, the second reinforced rib and a stay bearing plate, described the first reinforced rib is connected between the horizontal part centre and described barrel support of described right-angle connecting plate, described stay bearing plate is connected to the outside, middle part of described right-angle connecting plate vertical component effect, this stay bearing plate upper surface is connected with described barrel support bottom, and the below is connected with described the second reinforced rib.
Offer a spacing hole in the middle of the other end of above-mentioned I-beam section.
Above-mentioned weight-lifting equipment comprises I-beam section clamper and electric block.
Adopted the auxiliary lifting device that is used for the field maintemance aerogenerator of technical solutions of the utility model, solved and to have used large-scale crane that aerogenerator is winched to from the cabin, high-altitude the problem that collector shell could be dismantled in ground before it is keeped in repair, realized directly dismantling collector shell in cabin, wind field high-altitude, in order to change bearing, current colector and carry out other inner maintenance.Even run into other problem, also can first make pre-examination, need to judge whether handling to ground maintenance, thereby significantly reduced the maintenance cost of aerogenerator.The utility model as the strong point, has been saved kit and place by the generator pit hole for hoist effectively in addition, and is simultaneously easy and simple to handle, is not subjected to the impact of the environmental factors such as weather.
Description of drawings
Fig. 1 is the structural representation of the auxiliary lifting device for the field maintemance aerogenerator of the present utility model;
Fig. 2 is the structural representation of the pedestal on auxiliary lifting device of the present utility model;
Fig. 3 is the structural representation of the rotary cantilever on auxiliary lifting device of the present utility model;
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
See also Fig. 1, Fig. 2 and Fig. 3, a kind of auxiliary lifting device for the field maintemance aerogenerator of the utility model is arranged on the support of aerogenerator, and this auxiliary lifting device comprises pedestal 1, rotary cantilever 2, weight-lifting equipment 3, wherein:
Pedestal 1 comprises right-angle connecting plate 14, cylinder 12 and a barrel support 11 with jam nut, the inboard cylinder 12 that connects in right-angle connecting plate 14 stage casings, cylinder 12 is arranged in the hanger hole of support and relies on jam nut that pedestal 1 is fixed on the electric machine stand outside, a knock hole 13 is offered respectively in the left and right sides of the horizontal part of right-angle connecting plate 14, be separately installed with a plane stopper bolt in two knock holees 13, barrel support 11 lower ends are connected with right-angle connecting plate 14 outsides;
rotary cantilever 2 comprises the first rotating element 25, the second rotating element 26, clutch shaft bearing 21, the second bearing 22, the 3rd bearing 23 and an I-beam section 24, the first rotating element 25 is cylinder, the second rotating element 26 is leg-of-mutton steel plate, the first rotating element 25 and the second rotating element 26 are connected to the both sides, lower surface of 24 1 of I-beam sections, clutch shaft bearing 21 is arranged on the bottom of the first rotating element 25, the second bearing 22 is arranged on the middle and upper part of the first rotating element 25, the 3rd bearing 23 is arranged on the bottom of the second rotating element 26, in the barrel support 11 that the first rotating element 25 inserts on pedestal, make clutch shaft bearing 21 and the second bearing 22 tangent with barrel support 11 inner headed faces, and make the 3rd bearing 23 just in time tangent with barrel support 11 peripheries, cantilever 2 can rotate 270 ° for fulcrum by barrel support 11, is convenient to select suitable lifting angle and position,
Weight-lifting equipment 3 is arranged on I-beam section 24 movably, along I-beam section 24 front and back to slip;
Pedestal 1 also comprises the first reinforced rib 15, the second reinforced rib 16 and a stay bearing plate 17, the first reinforced rib 15 is connected between the horizontal part centre and barrel support 11 of right-angle connecting plate 14, stay bearing plate 17 is connected to the outside, middle part of right-angle connecting plate 14 vertical component effects, this stay bearing plate 17 upper surfaces are connected with barrel support 11 bottoms, and the below is connected with the second reinforced rib 16;
Offers a spacing hole 27 in the middle of the other end of I-beam section 24, and in this spacing hole 27 the mounting limit bolt, avoid that weight-lifting equipment 3 skids off from I-beam section 24 in hoisting process;
Weight-lifting equipment 3 comprises I-beam section clamper 31 and electric block 32, and I-beam section clamper 31 is arranged on I-beam section 24, and electric block 32 is arranged on the bottom of I-beam section clamper 31.
With safety rope, two holes for hoist on collector shell and electric block 32 suspension hooks are connected and fixed.Operation electric block 32 connects rear and tightens up safety rope.Check between safety rope and electric block 32 whether lock, locking and firm after, begin to dismantle the support tie bolt partly of collector shell and aerogenerator, observe the lifting situation of safety rope while dismantling, if find that safety rope is excessively loose, in time tighten up safety rope, when guaranteeing that all Bolt dismantlings are complete, collector shell is sling by lifting device.Movement by I-beam section clamper 31 lifts collector shell to perch.By operation electric block 32, safety rope is loosened, collector shell is slowly put down.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that do not break away from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (4)
1. an auxiliary lifting device that is used for the field maintemance aerogenerator, be arranged on the support of described aerogenerator, it is characterized in that, described auxiliary lifting device comprises pedestal (1), rotary cantilever (2) and weight-lifting equipment (3), wherein:
Described pedestal (1) comprises right-angle connecting plate (14), a cylinder with jam nut (12) and a barrel support (11), the inboard described cylinder (12) that connects in described right-angle connecting plate (14) stage casing, described cylinder (12) is arranged in the hanger hole of described support and relies on described jam nut that described pedestal (1) is fixed on the electric machine stand outside, a knock hole (13) is offered respectively in the left and right sides of the horizontal part of described right-angle connecting plate (14), and described barrel support (11) lower end is connected with described right-angle connecting plate (14) outside;
described rotary cantilever (2) comprises the first rotating element (25), the second rotating element (26), clutch shaft bearing (21), the second bearing (22), the 3rd bearing (23) and an I-beam section (24), described the first rotating element (25) is cylinder, described the second rotating element (26) is leg-of-mutton steel plate, described the first rotating element (25) and described the second rotating element (26) are connected to the both sides, lower surface of (24) one of described I-beam sections, described clutch shaft bearing (21) is arranged on the bottom of the first rotating element (25), described the second bearing (22) is arranged on the middle and upper part of the first rotating element (25), described the 3rd bearing (23) is arranged on the bottom of the second rotating element (26), in barrel support (11) on the described pedestal of described the first rotating element (25) insertion, make described clutch shaft bearing (21) and the second bearing (22) and described barrel support (11) inner headed face tangent, and make described the 3rd bearing (23) just in time tangent with described barrel support (11) periphery,
Described weight-lifting equipment (3) is arranged on described I-beam section (24) movably.
2. the auxiliary lifting device for the field maintemance aerogenerator according to claim 1, it is characterized in that, described pedestal (1) also comprises the first reinforced rib (15), the second reinforced rib (16) and a stay bearing plate (17), described the first reinforced rib (15) is connected between the horizontal part centre and described barrel support (11) of described right-angle connecting plate (14), described stay bearing plate (17) is connected to the outside, described right-angle connecting plate (14) vertical component effect middle part, this stay bearing plate (17) upper surface is connected bottom described barrel support (11), the below is connected with described the second reinforced rib (16).
3. the auxiliary lifting device for the field maintemance aerogenerator according to claim 1, is characterized in that, offers a spacing hole (27) in the middle of the other end of described I-beam section (24).
4. the auxiliary lifting device for the field maintemance aerogenerator according to claim 1,
It is characterized in that, described weight-lifting equipment (3) comprises I-beam section clamper (31) and electric block (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220474330 CN203006789U (en) | 2012-09-17 | 2012-09-17 | Auxiliary hoisting tool for on-site maintenance of wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220474330 CN203006789U (en) | 2012-09-17 | 2012-09-17 | Auxiliary hoisting tool for on-site maintenance of wind turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203006789U true CN203006789U (en) | 2013-06-19 |
Family
ID=48598404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220474330 Expired - Fee Related CN203006789U (en) | 2012-09-17 | 2012-09-17 | Auxiliary hoisting tool for on-site maintenance of wind turbine generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203006789U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905826A (en) * | 2016-06-17 | 2016-08-31 | 国华瑞丰（沾化）风力发电有限公司 | Portable maintenance crane special for wind driven generator room |
| CN111396725A (en) * | 2020-04-21 | 2020-07-10 | 河南柴油机重工有限责任公司 | Fixing device for data acquisition box of V-shaped diesel engine test bed |
| CN113746267A (en) * | 2021-07-22 | 2021-12-03 | 成都中车电机有限公司 | Cooling and ventilating device of generator |
-
2012
- 2012-09-17 CN CN 201220474330 patent/CN203006789U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905826A (en) * | 2016-06-17 | 2016-08-31 | 国华瑞丰（沾化）风力发电有限公司 | Portable maintenance crane special for wind driven generator room |
| CN111396725A (en) * | 2020-04-21 | 2020-07-10 | 河南柴油机重工有限责任公司 | Fixing device for data acquisition box of V-shaped diesel engine test bed |
| CN113746267A (en) * | 2021-07-22 | 2021-12-03 | 成都中车电机有限公司 | Cooling and ventilating device of generator |
| CN113746267B (en) * | 2021-07-22 | 2023-11-28 | 成都中车电机有限公司 | Cooling and ventilating device of generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20160917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |