CN106195228B - A kind of wind turbine gearbox carrier main-body sealing structure - Google Patents
A kind of wind turbine gearbox carrier main-body sealing structure Download PDFInfo
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- CN106195228B CN106195228B CN201610760323.XA CN201610760323A CN106195228B CN 106195228 B CN106195228 B CN 106195228B CN 201610760323 A CN201610760323 A CN 201610760323A CN 106195228 B CN106195228 B CN 106195228B
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- seal
- planet carrier
- protrusion
- annular
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Abstract
Present invention offer is a kind of to assemble, dismantles, repairing more convenient easy wind turbine gearbox carrier main-body sealing structure, it is characterized in that further including annular seal baffle（5）, the annular seal baffle（5）It is set in carrier main-body（1）On protrusion department of assembly（10）Upper and axial and planet carrier labyrinth sealing（3）Right end it is detachably connected, the planet carrier labyrinth sealing（3）Right end be equipped with aperture and O-ring seal（4）The compatible axially extending annular seal ring mounting portion of outer diameter（32）, the O-ring seal（4）Hermetically it is set in the annular seal ring mounting portion（32）Upper and its endoporus and left and right end respectively with carrier main-body（1）On protrusion department of assembly（10）Periphery and planet carrier labyrinth sealing（3）Annular seal ring mounting portion（32）Right side, annular seal baffle（5）The contact of left side elastic packing.
Description
Technical field
The present invention relates to wind turbine gearbox sealing structures, and in particular to a kind of wind turbine gearbox carrier main-body sealing knot
Structure.
Background technology
Traditional wind turbine gearbox carrier main-body sealing structure, referring to Fig. 1, including carrier main-body 1, preceding housing plate
2, planet carrier slit seal 3, O-ring seal 4, clearance seal A and preceding babinet 6 made of elastic material, the planet carrier master
Body 1 is equipped with the protrusion department of assembly 10 projected radially outward, and the endoporus of the planet carrier slit seal 3 is equipped with annular groove
31, the left end of periphery is equipped with the annular protrusion 30 projected radially outward, and the left side of the preceding housing plate 2 is equipped with to be extended to the left
And internal diameter cyclic annular positioning protrusion 20 compatible with the outer diameter of annular projection 30 in planet carrier slit seal 3, it is described O-shaped close
Seal 4 is installed in the annular groove 31 on 3 endoporus of planet carrier slit seal, and the planet carrier slit seal 3 is hermetically
In the protrusion department of assembly 10 being set in carrier main-body 1 and O-ring seal 4 and the periphery elastic packing of carrier main-body 1 connect
It touches, the preceding housing plate 2 is hermetically set in the endoporus of cyclic annular positioning protrusion 20 in planet carrier slit seal 3 and thereon
Matched with the periphery of the annular projection 30 in planet carrier slit seal 3, the part except cyclic annular positioning protrusion 20 with it is preceding
Babinet 6 is axial detachably connected, and the clearance seal A is mounted on endoporus and the planet carrier slit seal 3 of preceding housing plate 2
Periphery between.This wind turbine gearbox carrier main-body sealing structure is in assembling process, it is necessary to first fill O-ring seal 4
It is set in from left to right assigned in the annular groove 31 on 3 endoporus of planet carrier slit seal, then by planet carrier slit seal 3
In the protrusion department of assembly 10 of carrier main-body 1, then again by the positioning protrusion 20 of preceding housing plate 2 and planet carrier slit seal
3 annular protrusion 30, which matches to merge, is sleeved on preceding housing plate 2 in planet carrier slit seal 3, finally again by preceding cabinet end
Part except the cyclic annular positioning protrusion 20 of lid 2 and preceding babinet 6 are axial detachably connected, are at it；
1, it will be mounted with that the planet carrier slit seal 3 of O-ring seal 4 is set in carrier main-body 1 from left to right
During protruding in department of assembly 10, the right end of the protrusion department of assembly 10 in carrier main-body 1 will stop O made of elastic material
Type sealing ring 4 simultaneously makes planet carrier slit seal 3 being set in from left to right in the protrusion department of assembly 10 of carrier main-body 1 to compare
It is more difficult and when firmly planet carrier slit seal 3 is set in from left to right in the protrusion department of assembly 10 of carrier main-body 1 when,
The right end of the protrusion department of assembly 10 is also easy to scratch O-ring seal 4.
, when O-ring seal 4 be used for a long time failure and need by its from 3 endoporus of planet carrier slit seal annular it is recessed
When taking-up is repaired or replaced in slot 31, by the annular of the positioning protrusion 20 and planet carrier slit seal 3 of preceding housing plate 2
The limitation of protrusion 30, it is necessary to housing plate 2 and planet carrier slit seal 3 before dismantling one after another, it could be by O-ring seal 4 from row
It takes out and is repaired or replaced in annular groove 31 on 3 endoporus of carrier slit seal.Cause O-ring seal 4 taking-up and
It is repaired or replaced very difficult.And after the new O-ring seal 4 replaced, the sealing of wind turbine gearbox carrier main-body
Structure repeats above-mentioned assembling process again so that assembly is also relatively difficult, cumbersome and time consuming.
, be alternately provided with only clearance seal A between planet carrier slit seal 3 and preceding housing plate 2, sealing reliability compared with
Difference.
Invention content
It assembles, dismantle, repair more convenient easy wind power gear the technical problem to be solved in the present invention is to provide a kind of
Case rows carrier main body sealing structure.
In order to solve the above technical problems, wind turbine gearbox carrier main-body sealing structure of the present invention, including carrier main-body,
Preceding housing plate, planet carrier slit seal, O-ring seal and preceding babinet made of elastic material, in the carrier main-body
Equipped with the protrusion department of assembly projected radially outward, the left end of the planet carrier slit seal is equipped with the annular projected radially outward
Protrusion, the left side of the preceding housing plate are equipped with the outer of the annular projection extended to the left and in internal diameter and planet carrier slit seal
The compatible cyclic annular positioning protrusion of diameter, the planet carrier slit seal are hermetically set in the assembly of the protrusion in carrier main-body
In portion, the preceding housing plate be hermetically set in the endoporus of cyclic annular positioning protrusion in planet carrier slit seal and thereon with
The periphery of annular projection in planet carrier slit seal matches, the part except cyclic annular positioning protrusion and preceding babinet axial direction
It is detachably connected, clearance seal is housed between the endoporus and the periphery of planet carrier slit seal of preceding housing plate, it is special
Sign is：Further include annular seal baffle, the annular seal baffle-plate-sleeve is loaded in the protrusion department of assembly in carrier main-body and axis
To detachably connected with the right end of planet carrier labyrinth sealing, the right end of the planet carrier labyrinth sealing is equipped with aperture and O
The annular seal ring mounting portion that the compatible axial direction of outer diameter of type sealing ring extends to the right, the O-ring seal are hermetically set with
In on the annular seal ring mounting portion and its endoporus and left and right end respectively in carrier main-body protrusion department of assembly periphery
It is connect with the right side of the annular seal ring mounting portion of planet carrier labyrinth sealing, the left side elastic packing of annular seal baffle
It touches.
By above-mentioned improvement, when O-ring seal, which is used for a long time failure, to need repairing or replace, it is only necessary to which dismounting annular is close
Block plate, so that it may to take the O-ring seal of failure from the annular seal ring mounting portion of the right end of planet carrier labyrinth sealing
The O-ring seal for descending and repairing or more renewing.Thus, present invention assembly, dismounting, repair are more convenient to be easy.Meanwhile this
Planet carrier slit seal can also be first set in the protrusion department of assembly in carrier main-body by invention, then by preceding housing plate
The annular protrusion matching of positioning protrusion and planet carrier slit seal merge preceding housing plate be sleeved on planet carrier clearance-type
In sealing, then by except the cyclic annular positioning protrusion of preceding housing plate part and preceding babinet it is axially detachably connected, later
O-ring seal is hermetically set on the annular seal ring mounting portion of planet carrier slit seal, finally again by annular seal
In the protrusion department of assembly that baffle-plate-sleeve is loaded in carrier main-body and the axial right end with planet carrier labyrinth sealing removably connects
It connects.This addresses the problem the wind turbine gearbox carrier main-body sealing structures of the prior art in the row that will be mounted with O-ring seal
Carrier slit seal be set in from left to right in the protrusion department of assembly of carrier main-body during, it is convex in carrier main-body
O-ring seal made of elastic material will be stopped and so that planet carrier slit seal is covered from left to right by going out the right end of department of assembly
In protrusion department of assembly loaded on carrier main-body it is relatively difficult and when firmly planet carrier slit seal is set in from left to right
When in the protrusion department of assembly of carrier main-body, the problem of right end which goes out department of assembly is also easy to scratch O-ring seal.
As a further improvement on the present invention, the clearance seal includes left clearance seal and right end clearance sealing, they divide
Be not assemblied between the periphery of planet carrier slit seal and the endoporus of preceding housing plate and positioned at planet carrier slit seal and
The left and right end of preceding housing plate.Such improvement improves sealing reliability and the safety of the present invention.
As a further improvement on the present invention, further include in the preceding babinet of connection and the drainback passage of wind turbine gearbox, this time
Before oily channel is located on babinet, positioned at the lower section of preceding housing plate and between left clearance seal and right end clearance sealing.In this way
Improvement can avoid the abrasion that gear-box long time running is brought, even if left clearance seal and right end clearance sealing occur it is a small amount of
Leakage of oil can also flow back to gear-box by drainback passage across preceding babinet.
As a further improvement on the present invention, the axial right end with planet carrier labyrinth sealing of the annular seal baffle is adopted
It is detachably connected with screw.This so that annular seal baffle is axial detachably connected with the right end of planet carrier labyrinth sealing
It is relatively simple for structure and reliable.
Description of the drawings
Fig. 1 is the schematic diagram of traditional wind turbine gearbox input axle sealing structure, since the wind turbine gearbox input shaft is close
Seal structure is symmetrical structure, for simplicity, its lower half portion is only depicted in figure；
Fig. 2 is the structural schematic diagram of the present invention, due to being symmetrical structure due to the present invention, for simplicity, is only drawn in figure
Its lower half portion is gone out.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the preferred embodiment of the present invention.
It is shown in Figure 2, wind turbine gearbox carrier main-body sealing structure of the present invention, including carrier main-body 1, preceding babinet
End cap 2, planet carrier slit seal 3, O-ring seal 4 and preceding babinet 6 made of elastic material are set in the carrier main-body 1
There are the protrusion department of assembly 10 projected radially outward, the left end of the planet carrier slit seal 3 to be equipped with the ring projected radially outward
The left side of shape protrusion 30, the preceding housing plate 2 is equipped with extension and internal diameter to the left and the ring-type in planet carrier slit seal 3 is convex
The 30 compatible cyclic annular positioning protrusion 20 of outer diameter is played, the planet carrier slit seal 3 is hermetically set in carrier main-body 1
On protrusion department of assembly 10 on, the preceding housing plate 2 is hermetically set in ring-type in planet carrier slit seal 3 and thereon
The endoporus of positioning protrusion 20 is matched with the periphery of the annular projection 30 in planet carrier slit seal 3, cyclic annular positioning protrusion
Part and preceding babinet 6 except 20 is axial detachably connected, in endoporus and the planet carrier slit seal 3 of preceding housing plate 2
Periphery between be equipped with clearance seal.From Figure 2 it can be seen that the invention also includes annular seal baffle 5, the annular seal baffle 5
In the protrusion department of assembly 10 being set in carrier main-body 1 and the axial right end with planet carrier labyrinth sealing 3 removably connects
It connects, the right end of the planet carrier labyrinth sealing 3 extends to the right equipped with aperture axial direction compatible with the outer diameter of O-ring seal 4
Annular seal ring mounting portion 32, the O-ring seal 4 is hermetically set on the annular seal ring mounting portion 32 and in it
Hole and left and right end are close with the ring-type of the periphery of the protrusion department of assembly 10 in carrier main-body 1 and planet carrier labyrinth sealing 3 respectively
The right side of seal mounting portion 32, the left side elastic packing contact of annular seal baffle 5.Wherein, the planet carrier labyrinth type
The annular seal ring mounting portion 32 of the aperture axial direction compatible with the outer diameter of O-ring seal 4 that the right end of sealing 3 is equipped with to the right
It can be interior side, right opening that cross sectional shape is formed by between endoporus and the right side of the main body of planet carrier labyrinth sealing 3
And the left side is inclined trapezoidal or interior side, right opening and the left side are concave curved surface etc..This makes O-ring seal 4 be set with
In annular seal ring mounting portion 32 and by the main body from 5 left side of annular seal baffle, planet carrier labyrinth sealing 3
Right side extruding after, the volume between left and right end face becomes smaller, generated elastic force inwardly outer expansion, itself and planet
The endoporus of the periphery of protrusion department of assembly 10 on frame body 1 and the annular seal ring mounting portion 32 of planet carrier labyrinth sealing 3
The strength of elastic packing contact increases, and increases and improve the reliability of sealing.
From Figure 2 it can be seen that left gap seals A1 to the clearance seal between including and right end clearance seals A2, they are assemblied in row respectively
Between the periphery of carrier slit seal 3 and the endoporus of preceding housing plate 2 and it is located at planet carrier slit seal 3 and preceding cabinet end
The left and right end of lid 2.
From Figure 2 it can be seen that the invention also includes the drainback passage D with wind turbine gearbox in babinet before connection 6, the drainback passage
Before D is located on babinet 6, positioned at the lower section of preceding housing plate 2 and between left clearance seal A1 and right end clearance sealing A2.
From Figure 2 it can be seen that the annular seal baffle 5 is axial removable using screw with the right end of planet carrier labyrinth sealing 3
It connects with unloading.
The preferred embodiment of the present invention is elaborated above in conjunction with attached drawing, but the present invention is not limited to above-mentioned
Embodiment, technical field those of ordinary skill within the scope of knowledge, ancestor of the present invention can also not departed from
Various changes can be made under the premise of purport.
Claims (4)
1. a kind of wind turbine gearbox carrier main-body sealing structure, including carrier main-body（1）, preceding housing plate（2）, planet carrier
Slit seal（3）, O-ring seal made of elastic material（4）With preceding babinet（6）, the carrier main-body（1）It is equipped with diameter
To the protrusion department of assembly outwardly protruded（10）, the planet carrier slit seal（3）Left end be equipped with the ring that projects radially outward
Shape protrusion（30）, the preceding housing plate（2）Left side be equipped with and extend to the left and internal diameter and planet carrier slit seal（3）On
Annular protrusion（30）The compatible cyclic annular positioning protrusion of outer diameter（20）, the planet carrier slit seal（3）Hermetically it is set with
In carrier main-body（1）On protrusion department of assembly（10）On, the preceding housing plate（2）Hermetically it is set in planet carrier clearance-type
Sealing（3）Upper and cyclic annular positioning protrusion thereon（20）Endoporus and planet carrier slit seal（3）On annular protrusion（30）
Periphery match, cyclic annular positioning protrusion（20）Except part and preceding babinet（6）It is axial detachably connected, in preceding babinet
End cap（2）Endoporus and planet carrier slit seal（3）Periphery between be equipped with clearance seal, it is characterized in that：It further include ring-type
Sealing baffle（5）, the annular seal baffle（5）It is set in carrier main-body（1）On protrusion department of assembly（10）It is upper and axial
With planet carrier slit seal（3）Right end it is detachably connected, the planet carrier slit seal（3）Right end be equipped with aperture
With O-ring seal（4）The annular seal ring mounting portion that extends to the right of the compatible axial direction of outer diameter（32）, the O-ring seal
（4）Hermetically it is set in the annular seal ring mounting portion（32）Upper and its endoporus and left and right end respectively with carrier main-body（1）
On protrusion department of assembly（10）Periphery and planet carrier slit seal（3）Annular seal ring mounting portion（32）Right side,
Annular seal baffle（5）The contact of left side elastic packing.
2. wind turbine gearbox carrier main-body sealing structure described in accordance with the claim 1, it is characterized in that：The clearance seal packet
Include left clearance seal（A1）It is sealed with right end clearance（A2）, they are assemblied in planet carrier slit seal respectively（3）Periphery and before
Housing plate（2）Endoporus between and be located at planet carrier slit seal（3）With preceding housing plate（2）Left and right end.
3. wind turbine gearbox carrier main-body sealing structure according to claim 2, it is characterized in that：It further include the preceding case of connection
Body（6）The interior drainback passage with wind turbine gearbox（D）, the drainback passage（D）It is located at preceding babinet（6）Above, it is located at preceding housing plate
（2）Lower section and be located at left clearance seal（A1）It is sealed with right end clearance（A2）Between.
4. wind turbine gearbox carrier main-body sealing structure described in accordance with the claim 3, it is characterized in that：The annular seal gear
Plate（5）Axial and planet carrier slit seal（3）Right end using screw it is detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760323.XA CN106195228B (en) | 2016-08-30 | 2016-08-30 | A kind of wind turbine gearbox carrier main-body sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760323.XA CN106195228B (en) | 2016-08-30 | 2016-08-30 | A kind of wind turbine gearbox carrier main-body sealing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106195228A CN106195228A (en) | 2016-12-07 |
| CN106195228B true CN106195228B (en) | 2018-11-02 |
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ID=58089663
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610760323.XA Active CN106195228B (en) | 2016-08-30 | 2016-08-30 | A kind of wind turbine gearbox carrier main-body sealing structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949229A (en) * | 2017-05-19 | 2017-07-14 | 重庆望江工业有限公司 | A kind of wind turbine gearbox carrier main-body sealing structure |
| CN110159738A (en) * | 2019-06-25 | 2019-08-23 | 重庆望江工业有限公司 | A kind of wind turbine gearbox input sealing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203880051U (en) * | 2014-06-10 | 2014-10-15 | 赵铁栓 | Planet gear speed reducer using bearing without outer ring |
| CN204647244U (en) * | 2015-02-05 | 2015-09-16 | 徐州徐工传动科技有限公司 | The sealing structure of shaft end of running shaft |
| 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 |
| CN105864410A (en) * | 2016-05-12 | 2016-08-17 | 吴小杰 | Two-stage planet hub reduction gear |
| CN206017667U (en) * | 2016-08-30 | 2017-03-15 | 重庆望江工业有限公司 | A kind of wind turbine gearbox carrier main-body sealing structure |
-
2016
- 2016-08-30 CN CN201610760323.XA patent/CN106195228B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203880051U (en) * | 2014-06-10 | 2014-10-15 | 赵铁栓 | Planet gear speed reducer using bearing without outer ring |
| CN204647244U (en) * | 2015-02-05 | 2015-09-16 | 徐州徐工传动科技有限公司 | The sealing structure of shaft end of running shaft |
| 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 |
| CN105864410A (en) * | 2016-05-12 | 2016-08-17 | 吴小杰 | Two-stage planet hub reduction gear |
| CN206017667U (en) * | 2016-08-30 | 2017-03-15 | 重庆望江工业有限公司 | A kind of wind turbine gearbox carrier main-body sealing structure |
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| Publication number | Publication date |
|---|---|
| CN106195228A (en) | 2016-12-07 |
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