CN106979319A - A kind of sealing mechanism of wind turbine gearbox leading axle - Google Patents
A kind of sealing mechanism of wind turbine gearbox leading axle Download PDFInfo
- Publication number
- CN106979319A CN106979319A CN201710359358.7A CN201710359358A CN106979319A CN 106979319 A CN106979319 A CN 106979319A CN 201710359358 A CN201710359358 A CN 201710359358A CN 106979319 A CN106979319 A CN 106979319A
- Authority
- CN
- China
- Prior art keywords
- leading axle
- end cap
- endoporus
- wind turbine
- assemblied
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 50
- 238000005266 casting Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007787 solid Substances 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
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
Abstract
The present invention relates to the leading axle main body that a kind of sealing, the sealing mechanism of the preferable wind turbine gearbox leading axle of safety and reliability, including length are more than 1m（1）, include connecting portion（21）With by the connecting portion（21）The end cover body that left end extends radially outwardly（20）Leading axle upwind end cap（2）, planet carrier（3）, guiding pipe spreader（4）, include lid（50）With by the lid（50）The department of assembly axially stretched out to the left（51）Leading axle under wind direction end cap（5）, and second level input shaft end cap（6）, two O-ring seals（11）And bearing（12）, it is characterized in that：The leading axle main body（1）Left end fixing assembling in leading axle upwind end cap（2）Connecting portion（21）Endoporus in, described two O-ring seals（11）In one be installed on leading axle upwind end cap（2）End cover body（20）Right side and planet carrier（3）Left side between.
Description
Technical field
The present invention relates to wind turbine gearbox sealing mechanism, and in particular to a kind of sealing mechanism of wind turbine gearbox leading axle.
Background technology
The sealing mechanism of traditional wind turbine gearbox leading axle, it is shown in Figure 1, including length be more than 1m leading axle master
Body 1, the leading axle upwind end cap 2 of the end cover body 20 extended radially outwardly comprising connecting portion 21 and by the left end of connecting portion 21,
Planet carrier 3, guiding pipe spreader 4, the leading axle leeward for the department of assembly 51 axially stretched out to the left comprising lid 50 and by the lid 50
To end cap 5, and second level input shaft end cap 6, two O-ring seals 11 and bearing 12, the left end of the leading axle main body 1 can
Rotationally, in the endoporus of the connecting portion 21 of gap suit leading axle upwind end cap 2, right-hand member is rotationally assemblied in guiding axle sleeve
In the endoporus of pipe 4, the connecting portion 21 of the leading axle upwind end cap 2 is assemblied in the endoporus of planet carrier 3, its end cover body 20
Right side and the right side of planet carrier 3 are fitted and connected, and the right side of the guiding pipe spreader 4 is assemblied in wind direction end cap 5 under leading axle
In, left end be assemblied in bearing 12, the left side of the lid 50 of wind direction end cap 5 and second level input shaft end cap under the leading axle
6 right side is detachably connected, and its department of assembly 51 is assemblied within the right side of the endoporus of second level input shaft end cap 6, described
Bearing 12 is supported within the left side of the endoporus of second level input shaft end cap 6, is assemblied in described two spacing of O-ring seal 11
On the periphery of the left end of leading axle main body 1 and positioned at the periphery of leading axle main body 1 and the connecting portion 21 of leading axle upwind end cap 2
Endoporus between.The technical problem that the sealing mechanism of this wind turbine gearbox leading axle is present is；Due to the length of leading axle main body 1
Degree more than 1m, leading axle main body 1 left end rotationally, gap be set in the connecting portion for being assemblied in leading axle upwind end cap 2
In 21 endoporus and two spacing of O-ring seal 11 be assemblied on the periphery of the left end of leading axle main body 1 and positioned at leading axle
Between the endoporus of the periphery of main body 1 and the connecting portion 21 of leading axle upwind end cap 2；, it is necessary to first by leading axle in assembling process
The connecting portion 21 of upwind end cap 2 is placed in the endoporus of planet carrier 3, then by the right side of the end cover body 20 of leading axle upwind end cap 2
The right side of end face and planet carrier 3 is fitted and connected, and two spacing of O-ring seal 11 then are assemblied in into leading axle main body 1
On the periphery of left end, then again by leading axle main body 1 pass through from right to left casing and by its left end rotationally, gap is set in
In the endoporus for being assemblied in the connecting portion 21 of leading axle upwind end cap 2.Then, two O are assembled with to the spacing of leading axle main body 1
The left end of type sealing ring 11 is influenceed by two O-ring seals 11, is fitted into the endoporus of the connecting portion 21 of leading axle upwind end cap 2
In just relatively difficult and two O-ring seals 11 be easily directed axle upwind end cap 2 right side and endoporus junction rib
Angle is scratched；Meanwhile, in the course of the work, conversion is not stopped so that the left end of leading axle main body 1 can not also stop with wind field wind direction
Ground rotates in the endoporus of the connecting portion 21 of leading axle upwind end cap 2.Then, two O-ring seals 11 will with leading axle
Constantly rubbed between the endoporus of the connecting portion 21 of wind direction end cap 2, permanent friction will cause two O-ring seals 11
Wear and tear and lose sealing effectiveness, lubricating oil will enter the inner chamber of leading axle main body 1 by two frays of O-ring seal 11 and lead
Cause wind turbine gearbox cisco unity malfunction.Thus, sealing, safety and reliability are poor.
The content of the invention
The technical problem to be solved in the present invention is to provide provide a kind of sealing, the preferable wind-powered electricity generation tooth of safety and reliability
The sealing mechanism of roller box leading axle.
In order to solve the above technical problems, the sealing mechanism of the wind turbine gearbox leading axle of the present invention, including length are more than 1m
Leading axle main body, the leading axle upwind end of the end cover body extended radially outwardly comprising connecting portion and by the connecting portion left end
Wind direction end under lid, planet carrier, guiding pipe spreader, the leading axle for the department of assembly axially stretched out to the left comprising lid and by the lid
Lid, and second level input shaft end cap, two O-ring seals and bearing, the right-hand member of the leading axle main body are rotationally assembled
In the endoporus of guiding pipe spreader, the connecting portion of the leading axle upwind end cap is assemblied in the endoporus of planet carrier, its end cap
The right side of body and the right side of planet carrier are fitted and connected, and wind direction end cap under leading axle is assemblied on the right side of the guiding pipe spreader
In, left end be assemblied in bearing, the right side of the left side of the lid of wind direction end cap and second level input shaft end cap under the leading axle
End face is detachably connected, and its department of assembly is assemblied within the right side of the endoporus of second level input shaft end cap, the bearings
Within the left side of the endoporus of second level input shaft end cap, it is characterized in that：The left end fixing assembling of the leading axle main body is in drawing
In the endoporus of the connecting portion of guide shaft upwind end cap, one in described two O-ring seals is installed on leading axle upwind end
Between the right side of the end cover body of lid and the left side of planet carrier.
Preferably, in described two O-ring seals another is installed on the right side of second level input shaft end cap with drawing
Under guide shaft between the left side of wind direction end cap.
Preferably, in addition to two sections of contactless labyrinth sealings, two sections of contactless labyrinth sealing is filled respectively
Between periphery assigned in the arranged on left and right sides of the endoporus of the lid of wind direction end cap under leading axle and guiding pipe spreader.
Preferably, in addition to skeleton sealing, the skeleton sealing is assemblied in periphery and the leading axle of guiding pipe spreader
Between the right-hand member of the endoporus of the lid of lower wind direction end cap.
Preferably, the right-hand member of the second level input shaft end cap is communicated with the inner chamber of the lid of wind direction end cap under leading axle
With the first drainback passage inside wind turbine gearbox.
Preferably, the first drainback passage casting is processed.
Preferably, it is provided with logical with the first oil return between the contactless labyrinth sealing and guiding pipe spreader
Second drainback passage of road connection.
Preferably, the left end of the leading axle main body, which is welded and fixed, is assemblied in the fixed part of leading axle upwind end cap.
The present invention includes following beneficial effect；
Due in the present invention, the left end fixing assembling of leading axle main body is in the endoporus of the connecting portion of leading axle upwind end cap
In, one in two O-ring seals be installed on leading axle upwind end cap end cover body right side and the left end of planet carrier
Between face.Then, can be first by the left end fixing assembling of leading axle main body in leading axle upwind end cap in assembling process
In the endoporus of connecting portion, and one in two O-ring seals is positioned over to the right-hand member of the end cover body of leading axle upwind end cap
At face, then leading axle main body is passed through into casing from left to right and its right-hand member is rotationally assemblied in guiding pipe spreader, then divided
Above-mentioned O-ring seal is not installed between the right side of end cover body of leading axle upwind end cap and the left side of planet carrier,
And leading axle upwind end cap is fitted naturally with planet carrier and is compressed the O-ring seal.So, a left side for leading axle main body
End be direct fixing assembling in the endoporus of the connecting portion of leading axle upwind end cap, thus assemble it is more convenient easily；And can
An O-ring seal is first assembled, and the O-ring seal first assembled is mounted to the end cover body of leading axle upwind end cap
Right side and planet carrier left side between, will not be directed axle upwind end cap right side and connecting portion endoporus join
The corner angle at place are scratched.Meanwhile, in the course of the work, do not stop conversion with wind field wind direction, the left end of leading axle main body also will not
Rotated in the endoporus of leading axle upwind end cap, be installed on the right side of leading axle upwind end cap and the left side of planet carrier
Between O-ring seal also would not be as the sealing mechanism of the wind turbine gearbox leading axle of prior art, due to leading axle
The left end of main body rotated in the endoporus of leading axle upwind end cap and with the endoporus of the connecting portion of leading axle upwind end cap it
Between constantly rubbed, would not also be worn and torn due to permanent friction.Thus, sealing effectiveness preferably, also will not by lubricating oil
Enter the inner chamber of leading axle main body by O-ring seal fray as prior art, so as to ensure that wind turbine gearbox can be just
Often work.And then, safety and reliability is also preferable.
Brief description of the drawings
Fig. 1 is the schematic diagram of the sealing mechanism of traditional wind turbine gearbox leading axle；
Fig. 2 is the structural representation of the present invention.
Embodiment
Elaborate below in conjunction with the accompanying drawings and to the preferred embodiment of the present invention.
Shown in Figure 2, the sealing mechanism of wind turbine gearbox leading axle of the invention, including length are more than 1m leading axle
The leading axle upwind end cap of main body 1, the end cover body 20 extended radially outwardly comprising connecting portion 21 and by the left end of connecting portion 21
2nd, under planet carrier 3, guiding pipe spreader 4, the leading axle for the department of assembly 51 axially stretched out to the left comprising lid 50 and by the lid 50
Wind direction end cap 5, and second level input shaft end cap 6, two O-ring seals 11 and bearing 12, the right-hand member of the leading axle main body 1
In the endoporus for being rotationally assemblied in guiding pipe spreader 4, the connecting portion 21 of the leading axle upwind end cap 2 is assemblied in planet carrier
In 3 endoporus, the right side and the right side of planet carrier 3 of its end cover body 20 are fitted and connected, the right side dress of the guiding pipe spreader 4
Assigned in wind direction end cap 5 under leading axle, left end be assemblied in bearing 12, a left side for the lid 50 of wind direction end cap 5 under the leading axle
The right side of end face and second level input shaft end cap 6 is detachably connected, and its department of assembly 51 is assemblied in second level input shaft end cap 6
Endoporus right side within, the bearing 12 is supported within the left side of the endoporus of second level input shaft end cap 6.From Figure 2 it can be seen that
In the present invention, the left end fixing assembling of the leading axle main body 1 is in the endoporus of the connecting portion 21 of leading axle upwind end cap 2
In, one in described two O-ring seals 11 be installed on leading axle upwind end cap 2 end cover body 20 right side and planet
Between the left side of frame 3.Then, can be first by the left end fixing assembling of leading axle main body 1 on leading axle in assembling process
In the endoporus of the connecting portion 21 of wind direction end cap 2, and one in two O-ring seals 11 is positioned over leading axle upwind end cap
At the right side of 2 end cover body 20, then leading axle main body 1 is passed through into casing from left to right and is rotationally assemblied in its right-hand member
Guide in pipe spreader 4, then above-mentioned O-ring seal 11 is installed on to the right-hand member of the end cover body 20 of leading axle upwind end cap 2 respectively
Between face and the left side of planet carrier 3, and leading axle upwind end cap 2 is set to be fitted naturally with planet carrier 3 and compress the O-shaped sealing
Circle 11.So, the left end of leading axle main body 1 is direct fixing assembling in the connecting portion 21 of leading axle upwind end cap 2
In endoporus, thus assemble it is more convenient easily and can first assemble an O-ring seal 11, and the O-shaped sealing first assembling
Circle 11 is mounted between the right side of the end cover body 20 of leading axle upwind end cap 2 and the left side of planet carrier 3, will not be drawn
The corner angle of the right side of guide shaft upwind end cap 2 and the endoporus junction of connecting portion 21 are scratched.Meanwhile, in the course of the work,
Do not stop conversion with wind field wind direction, the left end of leading axle main body 1 will not also revolve in the endoporus of leading axle upwind end cap 2
Turn, the O-ring seal 11 being installed between the right side of leading axle upwind end cap 2 and the left side of planet carrier 3 also would not
As the sealing mechanism of the wind turbine gearbox leading axle of prior art, because the left end of leading axle main body 1 is in leading axle windward
Rotate and constantly rubbed between the endoporus of the connecting portion 21 of leading axle upwind end cap 2 into the endoporus of end cap 2,
It would not be worn and torn due to permanent friction.Thus, preferably, lubricating oil will not be as prior art by O-shaped close for sealing effectiveness
The fray of seal 11 enters the inner chamber of leading axle main body 1, so as to ensure that wind turbine gearbox being capable of normal work.And then, security
It is also preferable with reliability.
From Figure 2 it can be seen that in the present invention, another in described two O-ring seals 11 is installed on second level input shaft
Under the right side of end cap 6 and leading axle between the left side of wind direction end cap 5.This causes the sealing effectiveness of the present invention more preferably, so that
Safety and reliability is also more preferable.
From Figure 2 it can be seen that present invention additionally comprises two sections of contactless labyrinth sealings 13, two sections of contactless labyrinth types
Sealing 13 is assemblied in arranged on left and right sides and the periphery of guiding pipe spreader 4 of the endoporus of the lid 50 of wind direction end cap 5 under leading axle respectively
Between.This causes the sealing effectiveness of the present invention to be further guaranteed, so that safety and reliability is also further enhanced.
From Figure 2 it can be seen that present invention additionally comprises skeleton sealing 9, the skeleton sealing 9 is assemblied in guiding pipe spreader 4
Under periphery and leading axle between the right-hand member of the endoporus of the lid 50 of wind direction end cap 5.This causes the present invention provided with two sections of noncontacts
On the basis of formula labyrinth sealing 13, sealing is further improved.
From Figure 2 it can be seen that the right-hand member of the second level input shaft end cap 6 is communicated with the lid of wind direction end cap 5 under leading axle
The first drainback passage 17 inside 50 inner chamber and wind turbine gearbox.The lubricating oil for splashing and being stacked into herein can so be led to
Cross the first drainback passage 17 to flow back to inside gear-box, it is to avoid outside seepage.
The casting of first drainback passage 17 is processed.This causes the first drainback passage 17 is processed fairly simple easy.
From Figure 2 it can be seen that being provided with and first between the contactless labyrinth sealing 13 and guiding pipe spreader 4
The second drainback passage 16 that drainback passage 17 is connected.So can be by the first drainback passage 17 and the second drainback passage 16, will
The lubricating oil for splashing and being stacked between contactless labyrinth sealing 13 and guiding pipe spreader 4 flows back to gear-box
It is interior, cooling and lubricating circulation is reentered, and avoid lubricating oil seepage outwardly.
The left end of the leading axle main body 1, which is welded and fixed, to be assemblied in the fixed part 21 of leading axle upwind end cap 2.This makes
The left end fixing assembling for obtaining leading axle main body 1 compares solid and reliable and compared in the fixed part 21 of leading axle upwind end cap 2
It is convenient easy.
The preferred embodiment of the present invention is elaborated above in conjunction with accompanying drawing, but the present invention be not limited to it is above-mentioned
Embodiment, in the knowledge that art those of ordinary skill possesses, can also not depart from ancestor of the present invention
Various changes can be made on the premise of purport.
Claims (8)
1. a kind of sealing mechanism of wind turbine gearbox leading axle, including length are more than 1m leading axle main body（1）, include connecting portion
（21）With by the connecting portion（21）The end cover body that left end extends radially outwardly（20）Leading axle upwind end cap（2）, planet carrier
（3）, guiding pipe spreader（4）, include lid（50）With by the lid（50）The department of assembly axially stretched out to the left（51）Leading axle
Lower wind direction end cap（5）, and second level input shaft end cap（6）, two O-ring seals（11）And bearing（12）, the leading axle
Main body（1）Right-hand member be rotationally assemblied in guiding pipe spreader（4）Endoporus in, the leading axle upwind end cap（2）Company
Socket part（21）It is assemblied in planet carrier（3）Endoporus in, its end cover body（20）Right side and planet carrier（3）Right side laminating connect
Connect, the guiding pipe spreader（4）Right side be assemblied in wind direction end cap under leading axle（5）In, left end be assemblied in bearing（12）In, institute
State wind direction end cap under leading axle（5）Lid（50）Left side and second level input shaft end cap（6）Right side removably
Connection, its department of assembly（51）It is assemblied in second level input shaft end cap（6）Endoporus right side within, the bearing（12）It is supported in
Second level input shaft end cap（6）Endoporus left side within, it is characterized in that：The leading axle main body（1）Left end fixing assembling
In leading axle upwind end cap（2）Connecting portion（21）Endoporus in, described two O-ring seals（11）In one be installed on
Leading axle upwind end cap（2）End cover body（20）Right side and planet carrier（3）Left side between.
2. the sealing mechanism of wind turbine gearbox leading axle as claimed in claim 1, it is characterized in that：Described two O-ring seals
（11）In another be installed on second level input shaft end cap（6）Right side and leading axle under wind direction end cap（5）Left side
Between.
3. the sealing mechanism of wind turbine gearbox leading axle as claimed in claim 1, it is characterized in that：It is also contactless including two sections
Labyrinth sealing（13）, two sections of contactless labyrinth sealing（13）Wind direction end cap under leading axle is assemblied in respectively（5）'s
Lid（50）Endoporus arranged on left and right sides with guiding pipe spreader（4）Periphery between.
4. the sealing mechanism of wind turbine gearbox leading axle as claimed in claim 1, it is characterized in that：Also include skeleton sealing
（9）, the skeleton sealing（9）It is assemblied in guiding pipe spreader（4）Periphery and leading axle under wind direction end cap（5）Lid（50）
Endoporus right-hand member between.
5. the sealing mechanism of wind turbine gearbox leading axle as claimed in claim 1, it is characterized in that：The second level input shaft end
Lid（6）Right-hand member be communicated with wind direction end cap under leading axle（5）Lid（50）Inner chamber and wind turbine gearbox inside first
Drainback passage（17）.
6. the sealing mechanism of wind turbine gearbox leading axle as claimed in claim 5, it is characterized in that：First drainback passage
（17）Casting is processed.
7. the sealing mechanism of wind turbine gearbox leading axle as claimed in claim 3, it is characterized in that：The contactless noncontact
Formula labyrinth sealing（13）With guiding pipe spreader（4）Between be provided with and the first drainback passage（17）Second drainback passage of connection
（16）.
8. the sealing mechanism of the wind turbine gearbox leading axle as any one of claim 1 to 7, it is characterized in that：It is described to draw
Guide shaft main body（1）Left end be welded and fixed and be assemblied in leading axle upwind end cap（2）Fixed part（21）Endoporus in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359358.7A CN106979319A (en) | 2017-05-19 | 2017-05-19 | A kind of sealing mechanism of wind turbine gearbox leading axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359358.7A CN106979319A (en) | 2017-05-19 | 2017-05-19 | A kind of sealing mechanism of wind turbine gearbox leading axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106979319A true CN106979319A (en) | 2017-07-25 |
Family
ID=59343953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710359358.7A Pending CN106979319A (en) | 2017-05-19 | 2017-05-19 | A kind of sealing mechanism of wind turbine gearbox leading axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106979319A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806505A (en) * | 2017-12-12 | 2018-03-16 | 重庆望江工业有限公司 | A kind of wind turbine gearbox output shaft seal structure |
| CN110131387A (en) * | 2019-06-25 | 2019-08-16 | 重庆望江工业有限公司 | A kind of high-power wind turbine gear-box main shaft connection structure |
| CN110131392A (en) * | 2019-04-05 | 2019-08-16 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox slip ring tube seal structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201588744U (en) * | 2009-11-03 | 2010-09-22 | 南车戚墅堰机车车辆工艺研究所有限公司 | Sealing device of wind power generation speed-increasing gearbox |
| CN203488683U (en) * | 2013-09-11 | 2014-03-19 | 株洲高精传动技术有限公司 | Non-contact type sealing assembly for gear case |
| CN105673826A (en) * | 2016-03-17 | 2016-06-15 | 重庆望江工业有限公司 | Sealing structure for guide shaft of wind power gear box |
| CN105673817A (en) * | 2016-03-17 | 2016-06-15 | 重庆望江工业有限公司 | Sealing structure for output shaft of wind power gear box |
| CN207111897U (en) * | 2017-05-19 | 2018-03-16 | 重庆望江工业有限公司 | A kind of wind turbine gearbox guides axle sealing structure |
-
2017
- 2017-05-19 CN CN201710359358.7A patent/CN106979319A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201588744U (en) * | 2009-11-03 | 2010-09-22 | 南车戚墅堰机车车辆工艺研究所有限公司 | Sealing device of wind power generation speed-increasing gearbox |
| CN203488683U (en) * | 2013-09-11 | 2014-03-19 | 株洲高精传动技术有限公司 | Non-contact type sealing assembly for gear case |
| CN105673826A (en) * | 2016-03-17 | 2016-06-15 | 重庆望江工业有限公司 | Sealing structure for guide shaft of wind power gear box |
| CN105673817A (en) * | 2016-03-17 | 2016-06-15 | 重庆望江工业有限公司 | Sealing structure for output shaft of wind power gear box |
| CN207111897U (en) * | 2017-05-19 | 2018-03-16 | 重庆望江工业有限公司 | A kind of wind turbine gearbox guides axle sealing structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806505A (en) * | 2017-12-12 | 2018-03-16 | 重庆望江工业有限公司 | A kind of wind turbine gearbox output shaft seal structure |
| CN107806505B (en) * | 2017-12-12 | 2024-01-05 | 重庆望江工业有限公司 | Wind-powered electricity generation gear box output shaft seal structure |
| CN110131392A (en) * | 2019-04-05 | 2019-08-16 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox slip ring tube seal structure |
| CN110131387A (en) * | 2019-06-25 | 2019-08-16 | 重庆望江工业有限公司 | A kind of high-power wind turbine gear-box main shaft connection structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206439376U (en) | The speedy carding process axle sealing structure of wind power speed-increasing gearbox | |
| CN106979319A (en) | A kind of sealing mechanism of wind turbine gearbox leading axle | |
| CN207111897U (en) | A kind of wind turbine gearbox guides axle sealing structure | |
| CN207470781U (en) | A kind of rotation sealing structure of shaft end | |
| CN108050021A (en) | More than 6MW increasing gear box for half-direct-driven wind generation | |
| CN205639568U (en) | Input axle head seal structure , high -speed gear box and use its rail vehicle | |
| CN201781374U (en) | Gear case | |
| CN202451792U (en) | High speed class combined seal oil return mechanism in main wind power gear box | |
| CN205639569U (en) | Output shaft end seal structure , high -speed gear box and use its rail vehicle | |
| CN105673826B (en) | A kind of wind turbine gearbox guides axle sealing structure | |
| CN201944276U (en) | Output shaft oil-leakage-prevention device for speed reduction box of oil sucking machine | |
| CN102022287B (en) | Speed-up gearbox of vertical shaft wind turbine generator system | |
| CN207879522U (en) | 6MW or more increasing gear box for half-direct-driven wind generation | |
| CN206017662U (en) | A kind of speed-reducing clutch | |
| CN205503935U (en) | Wind -powered electricity generation gear box guide shaft seal structure | |
| CN104482178A (en) | Sealing device between center shaft and gear box end cover | |
| CN104832348A (en) | Water energy power output device | |
| CN109139718A (en) | A kind of low wind speed large size double-fed Ban Zhiqu base bearing mechanism | |
| CN202040015U (en) | Input end of gear case of wind driven generator | |
| CN206785987U (en) | A kind of wind turbine gearbox carrier main-body sealing mechanism | |
| CN205779747U (en) | A kind of hydraulic submersible axial-flow pump | |
| CN205605796U (en) | Wind -powered electricity generation gear box with sectional type threading pipe | |
| CN207514202U (en) | A kind of waterproof retarder of output shaft central water outlet | |
| CN102705449B (en) | Speed-up gear case for small water power station | |
| CN206054294U (en) | A kind of gear pump |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170725 |
|
| RJ01 | Rejection of invention patent application after publication |