CN110185782A - The planet carrier and main shaft connection structure of wind turbine gearbox - Google Patents
The planet carrier and main shaft connection structure of wind turbine gearbox Download PDFInfo
- Publication number
- CN110185782A CN110185782A CN201910547281.5A CN201910547281A CN110185782A CN 110185782 A CN110185782 A CN 110185782A CN 201910547281 A CN201910547281 A CN 201910547281A CN 110185782 A CN110185782 A CN 110185782A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- planet carrier
- inner sleeve
- wind turbine
- connection structure
- Prior art date
- 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.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of planet carrier of wind turbine gearbox and main shaft connection structures, comprising: planet carrier, main shaft, inner sleeve and the locking plate for locking main shaft and planet carrier；Planet carrier is formed with hollow axle portion；Locking plate is mounted on the periphery of hollow axle portion；Locking plate includes: several bolts of inner disc, external disk and the relative position for adjusting external disk and inner disc；Main shaft is inserted into hollow axle portion；Inner disc is sleeved on the periphery of main shaft；Inner disc is located at the periphery for the part that hollow axle portion is inserted by main shaft；Main shaft is formed with hollow bore；Inner sleeve interference is inserted to hollow bore；The inner wall of hollow bore includes: the first contact surface；The outside wall surface of inner sleeve includes: the second contact surface being bonded with the first contact surface.The planet carrier and main shaft connection structure of wind turbine gearbox of the invention, can be improved the torque transmission capacity of locking plate.
Description
Technical field
The present invention relates to a kind of planet carrier of wind turbine gearbox and main shaft connection structures.
Background technique
Wind turbine gearbox usually passes through locking plate device at present, and slow speed turbine stage planet carrier and main shaft is closely coupled.When outer load
When larger, need to redesign transmitting of the inside and outside disk parameter of shrink disk to realize big load sometimes.
Summary of the invention
Of the existing technology in order to solve the problems, such as, the planet carrier that the present invention provides a kind of wind turbine gearbox is connected with main shaft
Structure promotes the bearing capacity of locking plate, improves main shaft utilization rate by the way that inner sleeve is arranged.
In order to achieve the above objectives, the present invention uses following scheme:
A kind of planet carrier and main shaft connection structure of wind turbine gearbox, comprising: planet carrier, main shaft, inner sleeve and for locking main shaft
With the locking plate of planet carrier；Planet carrier is formed with hollow axle portion；Locking plate is mounted on the periphery of hollow axle portion；Locking plate includes:
Several bolts of inner disc, external disk and the relative position for adjusting external disk and inner disc；Main shaft is inserted into hollow axle portion；Inner disc
It is sleeved on the periphery of main shaft；Inner disc is located at the periphery for the part that hollow axle portion is inserted by main shaft；Main shaft is formed with hollow bore；It is interior
Set interference is inserted to hollow bore；The inner wall of hollow bore includes: the first contact surface；The outside wall surface of inner sleeve includes: and the
Second contact surface of one contact surface fitting.
Further, inner sleeve is formed with central through hole；Central through hole and hollow bore are coaxial.
Further, planet carrier, main shaft, inner sleeve and locking plate coaxial arrangement.
Further, in the axial direction of main shaft, inner sleeve is located at the length in hollow bore more than or equal to 0.5 times of locking disk folder
Hold the length of hollow axle portion.
Further, the first contact surface and the second contact surface are cylindrical surface.
Further, one end of inner sleeve is equipped with the positioning for contacting with the end face of main shaft and limiting inner sleeve relative to the position of main shaft
Ring.
Further, the first contact surface and the second contact surface are circular conical surface.
Further, main shaft inserts to the cartridge insertion direction of planet carrier and inner sleeve that insert cartridge insertion direction to main shaft opposite.
It prevents locking plate from loosening the invention has the beneficial effects that setting inner sleeve increases main shaft pretightning force, promotes locking plate
Torque transmission capacity.Compared to the main shaft of traditional design, main shaft wall thickness can be reduced to mitigate main shaft weight, promote material use
Rate.
Detailed description of the invention
Fig. 1 is a kind of planet carrier of wind turbine gearbox and showing for main shaft connection structure as an embodiment of the present invention
It is intended to；
Fig. 2 is the signal as the planet carrier and main shaft connection structure of another a kind of wind turbine gearbox implemented of the invention
Figure.
The planet carrier and main shaft connection structure (10,10a) of wind turbine gearbox, planet carrier (1,1a), hollow axle portion (11,
11a), main shaft (2,2a), hollow bore (21,21a), inner sleeve (3,3a), central through hole (31,31a), locking plate (4,4a) are interior
Disk (41,41a), external disk (42,42a), bolt (43,43a).
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
As the first embodiment of the present invention, as shown in Figure 1, the planet carrier and main shaft connection structure of a kind of wind turbine gearbox
10, comprising: planet carrier 1, main shaft 2, inner sleeve 3 and locking plate 4.Locking plate 4 is for locking main shaft 2 and planet carrier 1.
Planet carrier 1 is formed with hollow axle portion 11.Locking plate 4 is mounted on the periphery of hollow axle portion 11.Locking plate 4 includes: interior
Several bolts 43 of disk 41, external disk 42 and the relative position for adjusting external disk and inner disc.Main shaft 2 is inserted into hollow axle portion 11
It is interior.Inner disc 41 is sleeved on the periphery of main shaft 2.Inner disc 41 is located at the periphery for the part that hollow axle portion 11 is inserted by main shaft 2.Locking plate
4, hollow axle portion 11, main shaft 2 and inner sleeve 3 are successively arranged.Planet carrier 1, main shaft 2, inner sleeve 3 and locking plate 4 are coaxially disposed.
Main shaft 2 is formed with hollow bore 21.3 interference of inner sleeve is inserted to hollow bore 21.The inner wall of hollow bore 21
It include: the first contact surface.The outside wall surface of inner sleeve 3 includes: the second contact surface being bonded with the first contact surface.
Specifically, inner sleeve 3 is formed with central through hole 31.Central through hole 31 and hollow bore 21 are coaxial.
In the axial direction of main shaft 2, inner sleeve 3 is located at the length in hollow bore 21 and clamps sky more than or equal to 0.5 times of locking plate 4
The length in mandrel portion 11.Main shaft 2 inserts opposite with the cartridge insertion direction of inner sleeve 3 inserting to main shaft 2 to the cartridge insertion direction of planet carrier 1.
As a preferred embodiment, the first contact surface and the second contact surface are cylindrical surface.Specifically, inner sleeve 3
One end be equipped with and contact positioning ring of the restriction inner sleeve 3 relative to the position of main shaft 2 with the end face of main shaft 2.
As the second embodiment of the present invention, as shown in Fig. 2, the planet carrier and main shaft connection structure of a kind of wind turbine gearbox
10a, comprising: planet carrier 1a, main shaft 2a, inner sleeve 3a and locking plate 4a.Locking plate 4a is for locking main shaft 2a and planet carrier 1a.
Planet carrier 1a is formed with hollow axle portion 11a.Locking plate 4a is mounted on the periphery of hollow axle portion 11a.Locking plate 4a packet
It includes: several bolts 43a of inner disc 41a, external disk 42a and the relative position for adjusting external disk and inner disc.Main shaft 2a is inserted into
In hollow axle portion 11a.Inner disc 41a is sleeved on the periphery of main shaft 2a.Inner disc 41a is located at what hollow axle portion 11a was inserted by main shaft 2a
Partial periphery.Locking plate 4a, hollow axle portion 11a, main shaft 2a and inner sleeve 3a are successively arranged.Planet carrier 1a, main shaft 2a, inner sleeve 3a
It is coaxially disposed with locking plate 4a.
Main shaft 2a is formed with hollow bore 21a.Inner sleeve 3a interference is inserted to hollow bore 21a.Hollow bore 21a's is interior
Wall surface includes: the first contact surface.The outside wall surface of inner sleeve 3a includes: the second contact surface being bonded with the first contact surface.
Specifically, inner sleeve 3a is formed with central through hole 31a.Central through hole 31a and hollow bore 21a are coaxial.
In the axial direction of main shaft 2a, inner sleeve 3a is located at more than or equal to 0.5 times locking plate 4a folder of the length in hollow bore 21a
Hold the length of hollow axle portion 11a.Main shaft 2a is inserted to the cartridge insertion direction of planet carrier 1a and inner sleeve 3a and is inserted to the inserting of main shaft 2a
It is contrary.
As a kind of specific embodiment, the first contact surface and the second contact surface are circular conical surface.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (8)
1. the planet carrier and main shaft connection structure of a kind of wind turbine gearbox characterized by comprising planet carrier, main shaft, inner sleeve and
For locking the locking plate of the main shaft and the planet carrier；The planet carrier is formed with hollow axle portion；The locking plate installation
In the periphery of the hollow axle portion；The locking plate includes: inner disc, external disk and the phase for adjusting the external disk and the inner disc
To several bolts of position；The main shaft is inserted into the hollow axle portion；The inner disc is sleeved on the periphery of the main shaft；
The inner disc is located at the periphery for the part that the hollow axle portion is inserted by the main shaft；The main shaft is formed with hollow bore；Institute
Inner sleeve interference is stated to insert to the hollow bore；The inner wall of the hollow bore includes: the first contact surface；The inner sleeve
Outside wall surface includes: the second contact surface being bonded with first contact surface.
2. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 1, which is characterized in that
The inner sleeve is formed with central through hole；The central through hole and the hollow bore are coaxial.
3. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 1, which is characterized in that
The planet carrier, the main shaft, the inner sleeve and locking plate coaxial arrangement.
4. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 1, which is characterized in that
In the axial direction of the main shaft, the inner sleeve is located at the length in the hollow bore more than or equal to 0.5 times of locking
Disk folder holds the length of the hollow axle portion.
5. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 1, which is characterized in that
First contact surface and second contact surface are cylindrical surface.
6. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 5, which is characterized in that
One end of the inner sleeve, which is equipped with, contacts the position for limiting the inner sleeve relative to the main shaft with the end face of the main shaft
Positioning ring.
7. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 1, which is characterized in that
First contact surface and second contact surface are circular conical surface.
8. the planet carrier and main shaft connection structure of wind turbine gearbox according to claim 1, which is characterized in that
The main shaft inserts to the cartridge insertion direction of the planet carrier and the inner sleeve that insert cartridge insertion direction to the main shaft opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910547281.5A CN110185782A (en) | 2019-06-24 | 2019-06-24 | The planet carrier and main shaft connection structure of wind turbine gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910547281.5A CN110185782A (en) | 2019-06-24 | 2019-06-24 | The planet carrier and main shaft connection structure of wind turbine gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110185782A true CN110185782A (en) | 2019-08-30 |
Family
ID=67722932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910547281.5A Pending CN110185782A (en) | 2019-06-24 | 2019-06-24 | The planet carrier and main shaft connection structure of wind turbine gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110185782A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439934A (en) * | 2019-09-10 | 2019-11-12 | 南京高速齿轮制造有限公司 | A kind of planet carrier and principal shaft locking structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101334009A (en) * | 2007-06-26 | 2008-12-31 | 上海电气风电设备有限公司 | Method for resisting stress of blower fan main shaft matching with gear box |
| CN203272758U (en) * | 2013-04-12 | 2013-11-06 | 南京高速齿轮制造有限公司 | Contraction disc in wind driven generator gear case |
| CN105313950A (en) * | 2014-07-09 | 2016-02-10 | 株式会社捷太格特 | Electric power steering system |
| US20170261023A1 (en) * | 2016-03-10 | 2017-09-14 | The Boeing Company | One-sided fastener assembly and methods and systems for installing the same |
| CN210423674U (en) * | 2019-06-24 | 2020-04-28 | 南京高速齿轮制造有限公司 | Planet carrier and main shaft connecting structure of wind power gear box |
-
2019
- 2019-06-24 CN CN201910547281.5A patent/CN110185782A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101334009A (en) * | 2007-06-26 | 2008-12-31 | 上海电气风电设备有限公司 | Method for resisting stress of blower fan main shaft matching with gear box |
| CN203272758U (en) * | 2013-04-12 | 2013-11-06 | 南京高速齿轮制造有限公司 | Contraction disc in wind driven generator gear case |
| CN105313950A (en) * | 2014-07-09 | 2016-02-10 | 株式会社捷太格特 | Electric power steering system |
| US20170261023A1 (en) * | 2016-03-10 | 2017-09-14 | The Boeing Company | One-sided fastener assembly and methods and systems for installing the same |
| CN210423674U (en) * | 2019-06-24 | 2020-04-28 | 南京高速齿轮制造有限公司 | Planet carrier and main shaft connecting structure of wind power gear box |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439934A (en) * | 2019-09-10 | 2019-11-12 | 南京高速齿轮制造有限公司 | A kind of planet carrier and principal shaft locking structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190920 Address after: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant after: Nanjing High Speed Gear Manufacturing Co., Ltd. Applicant after: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Address before: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant before: Nanjing High Speed Gear Manufacturing Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200513 Address after: 211103 No.30, Houjiao Road, gaoxinyuan, Jiangning District, Nanjing City, Jiangsu Province Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant before: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. |
|
| TA01 | Transfer of patent application right |