CN206785944U - A kind of gearbox used for wind power generation - Google Patents
A kind of gearbox used for wind power generation Download PDFInfo
- Publication number
- CN206785944U CN206785944U CN201720636102.1U CN201720636102U CN206785944U CN 206785944 U CN206785944 U CN 206785944U CN 201720636102 U CN201720636102 U CN 201720636102U CN 206785944 U CN206785944 U CN 206785944U
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- CN
- China
- Prior art keywords
- planet
- primary planet
- secondary planet
- primary
- wind power
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of gearbox used for wind power generation, including input shaft, key, bearing and primary planet carrier, the bearing is connected with end cap, the primary planet carrier is connected with primary planet pinion, the primary planet pinion is engaged with primary planet central gear, there is secondary planet external tooth wheel carrier the primary planet pinion side, there is secondary planet central gear on the secondary planet external tooth wheel carrier, there is secondary planet fore-stock between the secondary planet central gear and the primary planet central gear, there is secondary planet after-poppet the secondary planet central gear side, shell is installed on the outside of the secondary planet external tooth wheel carrier, the shell is connected with hubcap, the hubcap and output axis connection, output gear is installed on the output shaft.The generator can effectively reduce influence of the shock loading to wind power speed increaser with gearbox, reduce the shock loading that gear-box and bearing receive, improve its working life and reliability.
Description
Technical field
It the utility model is related to the related technical field of wind power industry, and in particular to a kind of speedup used for wind power generation
Case.
Background technology
Wind-driven generator speed increaser, be a kind of speeder, the device is used for wind-driven generator, have small volume,
The advantages that bearing capacity height, service life length, smooth running, noise are low, temperature rise control is reasonable.Speed increaser, it is that machine tool chief axis increases
Fast device abbreviation speed increaser or speedup head.Machine tool chief axis speed increaser abbreviation speed increaser or speedup head, are also accelerating toolholder.It is mechanical to increase
Fast device is directly installed in tapered bore of machine tool spindle by connecing handle (BT DIN etc.), and by blind rivet, mechanism tenses, and common handle of a knife
Install almost identical.It can be conveniently installed on various machine tool chief axis output taper holes, during using ceramic bearing, up to 7 times of speedups,
Maximum speed up to 40,000rpm, wind-driven generator because air quantity is unstable, therefore its output be 13~25V changes alternating current,
The charged device rectification of palpus, then accumulator jar is charged, electric energy caused by wind-driven generator is become chemical energy.Then with have protection electricity
The inverter on road, the chemical energy in storage battery is transformed into alternating current 220V civil power, just can guarantee that stable use.At present, wind-powered electricity generation fills
Standby to develop to large-scale direction, because wind power equipment working environment is more severe, the fault rate of equipment is higher, and gearbox is in wind
It is one of fault rate highest part in power generator group, gearbox failure is global problem, but the wind power speed-increasing in China
The fault rate of case is higher, the high fault rate of gearbox, has seriously affected the economic benefit of wind-powered electricity generation enterprise.
Utility model content
The purpose of this utility model is that to solve the above problems and provides a kind of gearbox used for wind power generation.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of gearbox used for wind power generation, including input shaft, key, bearing and primary planet carrier, the input shaft with it is described
Primary planet carrier is provided with the bearing, the bearing is connected with end cap, institute by the key connection on the primary planet carrier
State primary planet carrier to be connected with primary planet pinion, the primary planet pinion is engaged with primary planet central gear, described
There is secondary planet external tooth wheel carrier primary planet pinion side, has secondary planet central gear on the secondary planet external tooth wheel carrier,
There is secondary planet fore-stock between the secondary planet central gear and the primary planet central gear, in the secondary planet
There is secondary planet after-poppet heart gear side, and shell, the shell and shaft end are provided with the outside of the secondary planet external tooth wheel carrier
Lid connection, the hubcap are provided with output gear, the output gear and two level row with exporting axis connection on the output shaft
Star output gear is engaged.
In said structure, when speed increaser works, the input shaft drives the primary planet carrier to rotate by the key, institute
State primary planet carrier to be supported on the bearing, the primary planet carrier drives the primary planet pinion to rotate, the one-level
Planetary gear drives the primary planet central gear being engaged with to rotate, and the primary planet central gear passes through rotating shaft band
The dynamic secondary planet fore-stock rotates, and the secondary planet fore-stock drives the secondary planet central gear to rotate, described
Secondary planet central gear imparts power to the output shaft through the secondary planet output gear and the output gear, real
Existing speedup function.
In order to further improve a kind of use function of gearbox used for wind power generation, the end cap is provided with through hole, described
Bearing is engaged with the through hole of the end cap, is bolted between the end cap and the shell.
In order to further improve a kind of use function of gearbox used for wind power generation, the primary planet carrier and the one-level
Connected between planetary gear by rotating shaft, pass through the key connection between the primary planet pinion and rotating shaft.
In order to further improve a kind of use function of gearbox used for wind power generation, the bearing has seven, the two level
There is the bearing between planet fore-stock and the secondary planet external tooth wheel carrier, the bearing is installed on the output shaft.
In order to further improve a kind of use function of gearbox used for wind power generation, the hubcap is provided with through hole, institute
The through hole that output shaft is stated with the hubcap is engaged, and the shaft end is stamped two.
In order to further improve a kind of use function of gearbox used for wind power generation, between the hubcap and the shell
It is bolted.
In order to further improve a kind of use function of gearbox used for wind power generation, the secondary planet external tooth wheel carrier and institute
State and link between primary planet central gear.
Beneficial effect is：The generator can effectively reduce influence of the shock loading to wind power speed increaser with gearbox, drop
The shock loading that low gear-box and bearing receive, improves its working life and reliability.
Brief description of the drawings
Fig. 1 is a kind of sectional view of gearbox used for wind power generation described in the utility model；
Fig. 2 is a kind of planetary gear relative position figure of gearbox used for wind power generation described in the utility model；
Description of reference numerals is as follows：
1st, input shaft；2nd, key；3rd, bearing；4th, primary planet carrier；5th, end cap；6th, primary planet pinion；7th, shell；8th, two level
Planetary external gear frame；9th, output gear；10th, hubcap；11st, output shaft；12nd, secondary planet output gear；13rd, after secondary planet
Support；14th, secondary planet central gear；15th, secondary planet fore-stock；16th, primary planet central gear.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As Figure 1-Figure 2, a kind of gearbox used for wind power generation, including input shaft 1, key 2, bearing 3 and primary planet carrier
4, input shaft 1 is connected with primary planet carrier 4 by key 2, and bearing 3 is provided with primary planet carrier 4, and bearing 3 is connected with end cap 5,
Primary planet carrier 4 is connected with primary planet pinion 6, and primary planet pinion 6 is engaged with primary planet central gear 16, one-level row
There is secondary planet external tooth wheel carrier 8 side of star gear 6, there is secondary planet central gear 14, two level row on secondary planet external tooth wheel carrier 8
There are secondary planet fore-stock 15, the side of secondary planet central gear 14 between star central gear 14 and primary planet central gear 16
There is secondary planet after-poppet 13, the outside of secondary planet external tooth wheel carrier 8 is provided with shell 7, and shell 7 is connected with hubcap 10, shaft end
Lid 10 is connected with output shaft 11, and output gear 9, output gear 9 and the phase of secondary planet output gear 12 are provided with output shaft 11
Coordinate.
In said structure, when speed increaser works, input shaft 1 drives primary planet carrier 4 to rotate by key 2, primary planet carrier 4
It is supported on bearing 3, primary planet carrier 4 drives primary planet pinion 6 to rotate, and primary planet pinion 6 drives one be engaged with
Level planetocentric gear 16 rotates, and primary planet central gear 16 drives secondary planet fore-stock 15 to rotate by rotating shaft, two level
Planet fore-stock 15 drives secondary planet central gear 14 to rotate, and secondary planet central gear 14 is through secondary planet output gear 12
Output shaft 11 is imparted power to output gear 9, realizes speedup function.
In order to further improve a kind of use function of gearbox used for wind power generation, end cap 5 is provided with through hole, bearing 3 with
The through hole of end cap 5 is engaged, and is bolted between end cap 5 and shell 7, between primary planet carrier 4 and primary planet pinion 6
Connected by rotating shaft, connected between primary planet pinion 6 and rotating shaft by key 2, bearing 3 there are seven, secondary planet fore-stock 15
There is bearing 3 between secondary planet external tooth wheel carrier 8, bearing 3 is installed on output shaft 11, hubcap 10 is provided with through hole, output
Axle 11 is engaged with the through hole of hubcap 10, and hubcap 10 has two, is bolted between hubcap 10 and shell 7, two
Linked between level planetary external gear frame 8 and primary planet central gear 16.
General principle, principal character and advantage of the present utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the utility model is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification is originally
The principle of utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model also has various change
And improvement, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model requires protection scope
Defined by appended claims and its effect thing.
Claims (7)
- A kind of 1. gearbox used for wind power generation, it is characterised in that：Including input shaft, key, bearing and primary planet carrier, the input Axle and the primary planet carrier are provided with the bearing, the bearing and end by the key connection on the primary planet carrier Lid connection, the primary planet carrier are connected with primary planet pinion, the primary planet pinion and primary planet central gear phase Coordinate, there is secondary planet external tooth wheel carrier the primary planet pinion side, has secondary planet on the secondary planet external tooth wheel carrier Central gear, there is secondary planet fore-stock between the secondary planet central gear and the primary planet central gear, it is described There is secondary planet after-poppet secondary planet central gear side, and shell is provided with the outside of the secondary planet external tooth wheel carrier, described Shell is connected with hubcap, the hubcap and output axis connection, and output gear, the output gear are provided with the output shaft Wheel is engaged with secondary planet output gear.
- A kind of 2. gearbox used for wind power generation according to claim 1, it is characterised in that：The end cap is provided with through hole, The bearing is engaged with the through hole of the end cap, is bolted between the end cap and the shell.
- A kind of 3. gearbox used for wind power generation according to claim 1, it is characterised in that：The primary planet carrier with it is described Connected between primary planet pinion by rotating shaft, pass through the key connection between the primary planet pinion and rotating shaft.
- A kind of 4. gearbox used for wind power generation according to claim 1, it is characterised in that：The bearing has seven, described There is the bearing between secondary planet fore-stock and the secondary planet external tooth wheel carrier, the axle is installed on the output shaft Hold.
- A kind of 5. gearbox used for wind power generation according to claim 1, it is characterised in that：The hubcap is provided with logical Hole, the output shaft are engaged with the through hole of the hubcap, and the shaft end is stamped two.
- A kind of 6. gearbox used for wind power generation according to claim 1, it is characterised in that：The hubcap and the shell Between be bolted.
- A kind of 7. gearbox used for wind power generation according to claim 1, it is characterised in that：The secondary planet external tooth wheel carrier Linked between the primary planet central gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720636102.1U CN206785944U (en) | 2017-06-03 | 2017-06-03 | A kind of gearbox used for wind power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720636102.1U CN206785944U (en) | 2017-06-03 | 2017-06-03 | A kind of gearbox used for wind power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206785944U true CN206785944U (en) | 2017-12-22 |
Family
ID=60715070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720636102.1U Expired - Fee Related CN206785944U (en) | 2017-06-03 | 2017-06-03 | A kind of gearbox used for wind power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206785944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061598A1 (en) * | 2022-09-23 | 2024-03-28 | Flender Gmbh | Drive train for a wind turbine and series of drive trains |
-
2017
- 2017-06-03 CN CN201720636102.1U patent/CN206785944U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024061598A1 (en) * | 2022-09-23 | 2024-03-28 | Flender Gmbh | Drive train for a wind turbine and series of drive trains |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20180603 |