CN205639491U - Compound planetary wind -driven generator gear case - Google Patents
Compound planetary wind -driven generator gear case Download PDFInfo
- Publication number
- CN205639491U CN205639491U CN201620506592.9U CN201620506592U CN205639491U CN 205639491 U CN205639491 U CN 205639491U CN 201620506592 U CN201620506592 U CN 201620506592U CN 205639491 U CN205639491 U CN 205639491U
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- Prior art keywords
- gear
- planet
- ring gear
- star
- wheel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a compound planetary wind -driven generator gear case, its characterized in that should compound the planetary gear case and bag and draw together main shaft system, outer planet system, outer ring gear, ring gear, inner planet system and output shaft system, the main shaft system includes that final drive shaft, main shaft support and ring gear cooperation carousel, and final drive shaft's left end and impeller connection, right -hand member have linked firmly the ring gear and has coordinated the carousel, and the final drive shaft who is close to ring gear cooperation carousel goes up the cover and is equipped with the main shaft support, the ring gear cooperation carousel outside is equipped with tooth of a plurality of quantity, the surface of outer ring gear is equipped with tooth, and inside the inlaying of outer ring gear has the ring gear, inside tooth that be equipped with of ring gear, tooth on the ring gear and the tooth phase -match in the ring gear cooperation carousel outside, the outer planet system includes outer planet fixed disk, outer planet frame and coaxial double gear planet wheel, the lateral surface of outer planet fixed disk links to each other with gear case shell is fixed, and the inboard of outer planet fixed disk penetrates the main shaft and supports.
Description
Technical field
This utility model relates to wind-power electricity generation drive technology field, specifically a kind of compound planetary formula wind-driven generator wheel-box.
Background technology
Along with the continuous aggravation of environmental pollution, the exploitation to clean energy resource are gradually risen, and wherein wind energy is to be most widely used
Clean energy resource, wind-driven generator becomes study hotspot as the important device converting wind energy, but along with wind-driven generator is installed
Being continuously increased of amount, the exploitation installation cost saving to wind-driven generator is particularly important, and existing wind-driven generator is main due to it
Wanting actuating device to be arranged in high aerial cabin, the lifting of fan and later maintenance bring great inconvenience, by reducing wind
The weight of machine drive system, can be greatly reduced installation and the maintenance cost of blower fan, it is possible to bring higher economic benefit for society.
Owing to planetary gear can realize power dividing, epicyclic gearbox has the spies such as gear ratio is big, transmission efficiency is high, volume is little
Point.So existing MW class wind turbine all uses the mode of epicyclic gearing.Along with the increase of wind turbine power generation amount,
Require that uni-drive gear box has higher gear ratio, therefore some gear-box uses the mode of series of rows star-wheel transmission the most step by step, this
To a certain degree increase the volume of gear-box, occupy the space that cabin is bigger.
The Chinese patent of Application No. 201510000856.3 discloses a kind of wind-driven generator wheel-box device, and this device is by gear
In case, three axles use accordion structure, reduce the width of gear-box so that wind-driven generator width diminishes, and reduces windward
Area and size；Utilizing gear-box slow-speed shaft as wind driven generator principal shaft, decrease single main axle structure, structure is more stepped up
Gather, reduce the length of wind-driven generator；The Chinese patent of Patent No. ZL200910234101 discloses a kind of wind-driven generator
Step-up gear, before this gear-box, what is bicircular arcs cylinder herringbone helical gear drive, relative to existing commonly used with
Planetary Gear Transmission is main gearbox, owing to slow speed turbine stage (1-3 level) uses the bicircular arcs cylinder herringbone helical tooth that transmission efficiency is high
Wheel, following stages uses the integrated mode of Gear Planet Transmission, thus is combined with bicircular arcs cylinder herringbone helical gear drive, with planet tooth
Wheel transmission is respectively arranged with advantage, and an effective life-span is long, and transmission efficiency is high, and volume is little.Visible, prior art is from reducing gear size
Or change the version of gear own and start with to reduce gear volume, but although reach to a certain extent to reduce volume
Effect, but do not ensure that it has higher gear ratio.
Utility model content
For the deficiencies in the prior art, the technical problem that this utility model intends to solve is to provide a kind of compound planetary formula wind-power electricity generation
Machine gear-box.This gear-box uses two-stage Gear Planet Transmission, and axis system and ring gear secure fit, ring gear is embedded in external toothing
In, and external toothing secure fit, axis system drives ring gear and external toothing together to rotate, and drives coaxial when external toothing rotates
Double-pinion star-wheel rotates, and coaxial double-pinion star-wheel imparts power to inner planet wheel system, and inner planet wheel system is by with interior
The cooperation of the output sun gear on gear ring and output shaft system, outputs power；Wherein inner planet wheel system is embedded in layman's galaxy
In system, so while achieving relatively big speed ratio, it is greatly saved space.
This utility model solves described technical problem and employed technical scheme comprise that, it is provided that a kind of compound planetary formula gear of wind driven generator
Case, it is characterised in that this compound-planetary gearbox includes axis system, outer planet system, external toothing, ring gear, expert's galaxy
System and output shaft system；
Described axis system includes that final drive shaft, main shaft support and gear ring coordinate rotating disk, and the left end of final drive shaft is connected with impeller,
Right-hand member is fixed with gear ring and coordinates rotating disk, is set with main shaft support on the final drive shaft that gear ring coordinates rotating disk；Described gear ring coordinates
A number of teeth it are provided with outside rotating disk；The outer surface of described external toothing is provided with teeth, is inlaid with ring gear inside external toothing；
Being provided with teeth inside described ring gear, the teeth on ring gear coordinate the teeth outside rotating disk to match with gear ring；
Described outer planet system includes outer planet fixed disk, layman's carrier and coaxial double-pinion star-wheel, described outer planet fixed disk
Lateral surface be fixedly linked with gearbox-case, the inner side of outer planet fixed disk penetrates in main shaft support, and with the left side of main shaft support
End face is fixing to be connected, and the right-hand member of outer planet fixed disk is fixing with layman's carrier to be connected, and is provided with three coaxial pair outside in planet carrier
Gear planetary is taken turns, and three coaxial double-pinion star-wheels are the most free to rotate, and each coaxial double-pinion star-wheel includes two gears,
I.e. left end gear and right-hand member gear, left end gear is meshed with the teeth on external toothing；
Described inner planet system includes expert's star-wheel, inner planet wheel carrier and middle sun gear, described inner planet wheel carrier circumferential direction inside
Being evenly distributed with three expert's star-wheels on direction, three expert's star-wheels can be freely rotatable on inner planet wheel carrier, inner planet wheel carrier
Left end insert ring gear, and three expert's star-wheels are all meshed with the teeth on ring gear, and the right-hand member of inner planet wheel carrier fixes company
It is connected to middle sun gear, the right-hand member meshed transmission gear of middle sun gear and coaxial double-pinion star-wheel；
Described output shaft system includes that exporting sun gear, output shaft and output shaft supports, and the left end of output shaft is fixing connects output too
Sun wheel, output sun gear matches through middle sun gear and three expert's star-wheels, and the right-hand member of output shaft is set with output shaft and supports.
Compared with prior art, this utility model compound planetary formula wind-driven generator wheel-box provides the benefit that, combined type planet
Gear has possessed the transmission effect of two groups of planet circular systems, but has only taken up the space of one group of planet circular system, bigger achieving
Gear-box volume is reduced so that it is be more prone to lifting, cabin volumes can be reduced, there is simple in construction, surely while gear ratio
Qualitative good, cheap for manufacturing cost and service life, the feature such as length, was suitable to actual application.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box；
Fig. 2 is longitudinal sectional structure schematic diagram of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box；
Fig. 3 is the stereochemical structure of the axis system 1 of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box
Figure；
Fig. 4 is the stereochemical structure of the outer planet system 2 of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box
Schematic diagram；
Fig. 5 is the stereochemical structure signal of the external toothing 3 of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box
Figure；
Fig. 6 is the stereochemical structure signal of the ring gear 4 of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box
Figure；
Fig. 7 is the stereochemical structure of the inner planet system 5 of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box
Schematic diagram；
Fig. 8 is the stereochemical structure of the output shaft system 6 of this utility model compound planetary a kind of embodiment of formula wind-driven generator wheel-box
Schematic diagram；
In figure, 1 axis system, 2 outer planet systems, 3 external toothings, 4 ring gears, 5 inner planet systems, 6 output shaft systems,
1.1 final drive shafts, 1.2 main shaft support, 1.3 gear rings coordinate rotating disks, 2.1 outer planet fixed disks, 2.2 layman's carrier, 2.3 coaxial
Double-pinion star-wheel, 5.1 expert's star-wheels, 5.2 inner planet wheel carriers, 5.3 middle sun gears, 6.1 output sun gears, 6.2 outputs
Axle, 6.3 output shafts support.
Detailed description of the invention
This utility model is described in detail below in conjunction with embodiment and accompanying drawing thereof.Embodiment is
What premise was carried out is embodied as, and gives detailed embodiment and process.But claims hereof protection domain is not limited to
Following embodiment describes.
This utility model compound planetary formula wind-driven generator wheel-box (is called for short compound-planetary gearbox or gear-box, see Fig. 1-8)
Including axis system 1, outer planet system 2, external toothing 3, ring gear 4, inner planet system 5 and output shaft system 6；
Described axis system 1 (seeing Fig. 3) includes that final drive shaft 1.1, main shaft support 1.2 and gear ring coordinate rotating disk 1.3, main biography
The left end of moving axis 1.1 is connected with impeller, and right-hand member is fixed with gear ring and coordinates rotating disk 1.3, coordinates the main transmission of rotating disk 1.3 near gear ring
Being set with main shaft support 1.2 on axle 1.1, main shaft support 1.2 plays the effect of support rotating, final drive shaft 1.1 and be connected in
The gear ring risen coordinates rotating disk 1.3 together to rotate；It is provided with a number of teeth outside described gear ring cooperation rotating disk 1.3；Outside described
The outer surface of gear ring 3 (seeing Fig. 5) is provided with teeth, and external toothing 3 is internal is inlaid with ring gear 4；Described ring gear 4 (sees
Fig. 6) inside is provided with teeth, and the teeth on ring gear 4 coordinate the teeth outside rotating disk 1.3 to match with gear ring；
Described outer planet system 2 (seeing Fig. 4) includes outer planet fixed disk 2.1, layman's carrier 2.2 and coaxial Double-gear planet
Wheel 2.3, the lateral surface of described outer planet fixed disk 2.1 is fixedly linked with gearbox-case (being not drawn in figure), and outer planet is fixed
The inner side of dish 2.1 penetrates in main shaft support 1.2, and fixing with the left side of main shaft support 1.2 is connected, outer planet fixed disk 2.1
Right-hand member and layman's carrier 2.2 fixing be connected, three coaxial double-pinion star-wheels 2.3 are installed in planet carrier 2.2 outside, three
Coaxial double-pinion star-wheel 2.3 is the most free to rotate, and each coaxial double-pinion star-wheel 2.3 includes two gears, i.e. left ends
Gear and right-hand member gear, left end gear is meshed with the teeth on external toothing 3；
Described inner planet system 5 (seeing Fig. 7) includes expert's star-wheel 5.1, inner planet wheel carrier 5.2 and middle sun gear 5.3, institute
Stating and be evenly distributed with three expert's star-wheels 5.1 on inner planet wheel carrier 5.2 circumferential direction inside direction, three expert's star-wheels 5.1 are expert
Can be freely rotatable on star wheel frame 5.2, the left end of inner planet wheel carrier 5.2 inserts ring gear 4, and three expert's star-wheels 5.1 all with
Teeth on ring gear 4 are meshed, and the right-hand member of inner planet wheel carrier 5.2 is fixedly connected with middle sun gear 5.3, middle sun gear
5.3 with the right-hand member meshed transmission gear of coaxial double-pinion star-wheel 2.3；
Described output shaft system 6 (seeing Fig. 8) includes that exporting sun gear 6.1, output shaft 6.2 and output shaft supports 6.3, output
The fixing output sun gear 6.1 that connects of the left end of axle 6.2, output sun gear 6.1 is through middle sun gear 5.3 and three expert's star-wheels
5.1 match, and the right-hand member of output shaft 6.2 is set with output shaft and supports 6.3, and output shaft 6.2 is under the drive of output sun gear 6.1
Finally export power.
Operation principle and the process of this utility model compound planetary formula wind-driven generator wheel-box are as follows: described final drive shaft is for even
Connect impeller and receive and transmit the power that wind energy provides, when axis system 1 rotates, drive external toothing 3 and ring gear 4 together to turn
Dynamic, owing under the effect of outer planet fixed disk 2.1, layman's carrier 2.2 is fixed, the most coaxial Double-gear planet
Wheel 2.3 will drive middle sun gear 5.3 to rotate, and then drives inner planet wheel carrier 5.2 to rotate, due to inner planet wheel carrier 5.2
Revolution, now expert's star-wheel 5.1 produces revolution and adds spinning motion, drives the output sun gear 6.1 of engagement to rotate, due to output
Sun gear 6.1 and output shaft 6.2 are connected, finally realize power output, owing to having two groups of planetary gears in gear-box
Transmission, what inner planet system 5 took is the inner space (seeing Fig. 2) of external toothing 3, defines combined type planet gear transmission,
Thus achieve the effect saving space reduction volume.
This utility model compound planetary formula wind-driven generator wheel-box has two groups of Planetary Gear Transmissions, i.e. outer planet system 2 and interior
Planetary system 5, described ring gear is embedded in external toothing, and coordinates with inner planet train and output shaft system, inner planet system
5 take is the inner space of external toothing 3, and described external toothing coordinates with outer planet train, so makes two planet circular systems exist
Spatially overlapping, drive mechanism is compact, takes up room little, substantially reduces the volume of gear-box, has transmission efficiency high simultaneously,
Good stability, the advantage such as life-span length.The planetary gear ratio of this utility model is significantly higher than parallel-axes gears, in prior art
When using Planetary Gear Transmission, can take larger volume, the application has been reduced significantly gear-box on the premise of using Gear Planet Transmission
Volume.
Embodiment 1
The present embodiment compound planetary formula wind-driven generator wheel-box includes axis system 1, outer planet system 2, external toothing 3, internal tooth
Circle 4, inner planet system 5 and output shaft system 6；
Described axis system 1 includes that final drive shaft 1.1, main shaft support 1.2 and gear ring coordinate rotating disk 1.3, final drive shaft 1.1
Left end is connected with impeller, and right-hand member is fixed with gear ring and coordinates rotating disk 1.3, overlaps on the final drive shaft 1.1 that gear ring coordinates rotating disk 1.3
Equipped with main shaft support 1.2；It is provided with a number of teeth outside described gear ring cooperation rotating disk 1.3；The outer surface of described external toothing 3
Being provided with teeth, external toothing 3 is internal is inlaid with ring gear 4；Described ring gear 4 is internal is provided with teeth, the teeth on ring gear 4
Coordinate the teeth outside rotating disk 1.3 to match with gear ring；
Described outer planet system 2 includes outer planet fixed disk 2.1, layman's carrier 2.2 and coaxial double-pinion star-wheel 2.3, described
The lateral surface of outer planet fixed disk 2.1 is fixedly linked with gearbox-case, and the inner side of outer planet fixed disk 2.1 penetrates main shaft support
On 1.2, and fixing with the left side of main shaft support 1.2 being connected, the right-hand member of outer planet fixed disk 2.1 is fixing with layman's carrier 2.2
Connect, three coaxial double-pinion star-wheels 2.3, three coaxial double-pinion star-wheels 2.3 are installed in planet carrier 2.2 outside
Freely rotatable, each coaxial double-pinion star-wheel 2.3 includes two gears, i.e. left end gear and right-hand member gear, left end gear
It is meshed with the teeth on external toothing 3；
Described inner planet system 5 includes expert's star-wheel 5.1, inner planet wheel carrier 5.2 and middle sun gear 5.3, described expert's star-wheel
Being evenly distributed with three expert's star-wheels 5.1 on frame 5.2 circumferential direction inside direction, three expert's star-wheels 5.1 are at inner planet wheel carrier 5.2
On can be freely rotatable, the left end of inner planet wheel carrier 5.2 inserts ring gear 4, and three expert's star-wheels 5.1 all with on ring gear 4
Teeth be meshed, the right-hand member of inner planet wheel carrier 5.2 is fixedly connected with middle sun gear 5.3, middle sun gear 5.3 with coaxial pair
The right-hand member meshed transmission gear of gear planetary wheel 2.3；
Described output shaft system 6 includes that exporting sun gear 6.1, output shaft 6.2 and output shaft supports 6.3, a left side for output shaft 6.2
The fixing output sun gear 6.1 that connects of end, output sun gear 6.1 matches through middle sun gear 5.3 with three expert's star-wheels 5.1,
The right-hand member of output shaft 6.2 is set with output shaft and supports 6.3.
Gear ring described in the present embodiment coordinates rotating disk 1.3 to be provided with 48 teeth and coordinates transmission with ring gear 4；Outer planet system 2
In coaxial double-pinion star-wheel 2.3 on left end number of gear teeth be 30, engage with external toothing 3, right gear tooth number is 60,
With middle sun gear 5.3 engaged transmission in inner planet system 5；The facewidth of external toothing 3 is 45mm, and the number of teeth is 105, with same
Left end gear engagement on axle double-pinion star-wheel 2.3；The number of teeth of ring gear 4 is the inner planet in 85, with inner planet system 5
Wheel 5.1 cooperation transmission；Expert's star-wheel 5.2 number of teeth is 35, and output sun gear 6.1 number of teeth is 25, coordinates with expert's star-wheel 5.2,
Output sun gear 6.1 is fixing with output shaft 6.2 to be connected, and output shaft 6.2 finally exports power under the drive of output sun gear 6.1.
The nouns of locality such as "left", "right" described in the utility model are relative concepies, direction, output shaft system 6 place in Fig. 1
For the right side, direction, outer planet system 2 place is left.
This utility model is not addressed part and is applicable to prior art.
Utilize technical scheme described in the utility model, or those skilled in the art is in the inspiration of technical solutions of the utility model
Under, design similar technical scheme, and reach above-mentioned technique effect, all fall into protection domain of the present utility model.
Claims (1)
1. a compound planetary formula wind-driven generator wheel-box, it is characterised in that this compound-planetary gearbox includes axis system, outer planet system, external toothing, ring gear, inner planet system and output shaft system；
Described axis system includes that final drive shaft, main shaft support and gear ring coordinate rotating disk, and the left end of final drive shaft is connected with impeller, and right-hand member is fixed with gear ring and coordinates rotating disk, is set with main shaft support on the final drive shaft that gear ring coordinates rotating disk；It is provided with a number of teeth outside described gear ring cooperation rotating disk；The outer surface of described external toothing is provided with teeth, is inlaid with ring gear inside external toothing；Being provided with teeth inside described ring gear, the teeth on ring gear coordinate the teeth outside rotating disk to match with gear ring；
Described outer planet system includes outer planet fixed disk, layman's carrier and coaxial double-pinion star-wheel, the lateral surface of described outer planet fixed disk is fixedly linked with gearbox-case, the inner side of outer planet fixed disk penetrates in main shaft support, and fixing with the left side of main shaft support be connected, the right-hand member of outer planet fixed disk is fixing with layman's carrier to be connected, three coaxial double-pinion star-wheels are installed in planet carrier outside, three coaxial double-pinion star-wheels are the most free to rotate, two gears are included on each coaxial double-pinion star-wheel, i.e. left end gear and right-hand member gear, left end gear is meshed with the teeth on external toothing；
Described inner planet system includes expert's star-wheel, inner planet wheel carrier and middle sun gear, it is evenly distributed with three expert's star-wheels on described inner planet wheel carrier circumferential direction inside direction, three expert's star-wheels can be freely rotatable on inner planet wheel carrier, the left end of inner planet wheel carrier inserts ring gear, and three expert's star-wheels are all meshed with the teeth on ring gear, the right-hand member of inner planet wheel carrier is fixedly connected with middle sun gear, the right-hand member meshed transmission gear of middle sun gear and coaxial double-pinion star-wheel；
Described output shaft system includes that exporting sun gear, output shaft and output shaft supports, and the fixing output sun gear that connects of the left end of output shaft, output sun gear matches through middle sun gear and three expert's star-wheels, and the right-hand member of output shaft is set with output shaft and supports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506592.9U CN205639491U (en) | 2016-05-28 | 2016-05-28 | Compound planetary wind -driven generator gear case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506592.9U CN205639491U (en) | 2016-05-28 | 2016-05-28 | Compound planetary wind -driven generator gear case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639491U true CN205639491U (en) | 2016-10-12 |
Family
ID=57051704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620506592.9U Withdrawn - After Issue CN205639491U (en) | 2016-05-28 | 2016-05-28 | Compound planetary wind -driven generator gear case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864364A (en) * | 2016-05-28 | 2016-08-17 | 河北工业大学 | Compound planetary gearbox of wind driven generator |
| CN107504136A (en) * | 2017-09-01 | 2017-12-22 | 广东星光传动股份有限公司 | One kind is without internal tooth planetary reducer |
-
2016
- 2016-05-28 CN CN201620506592.9U patent/CN205639491U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864364A (en) * | 2016-05-28 | 2016-08-17 | 河北工业大学 | Compound planetary gearbox of wind driven generator |
| CN105864364B (en) * | 2016-05-28 | 2017-11-17 | 河北工业大学 | A kind of compound planetary formula wind-driven generator wheel-box |
| CN107504136A (en) * | 2017-09-01 | 2017-12-22 | 广东星光传动股份有限公司 | One kind is without internal tooth planetary reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20171117 |