CN108361356A - System and method for the bearing hole for repairing wind turbine gearbox - Google Patents
System and method for the bearing hole for repairing wind turbine gearbox Download PDFInfo
- Publication number
- CN108361356A CN108361356A CN201710159292.7A CN201710159292A CN108361356A CN 108361356 A CN108361356 A CN 108361356A CN 201710159292 A CN201710159292 A CN 201710159292A CN 108361356 A CN108361356 A CN 108361356A
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- China
- Prior art keywords
- axis
- bore
- cavity plate
- axle bearing
- bearing hole
- 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.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 69
- 238000012545 processing Methods 0.000 claims abstract description 50
- 230000008569 process Effects 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 8
- 239000011295 pitch Substances 0.000 description 15
- 239000012634 fragment Substances 0.000 description 14
- 239000002184 metal Substances 0.000 description 14
- 238000007789 sealing Methods 0.000 description 14
- 238000009434 installation Methods 0.000 description 13
- 230000008439 repair process Effects 0.000 description 12
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 10
- 210000000515 tooth Anatomy 0.000 description 10
- 230000001105 regulatory effect Effects 0.000 description 6
- 239000003566 sealing material Substances 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000000926 separation method Methods 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
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- 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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/04—Combinations of toothed gearings only
- F16H37/041—Combinations of toothed gearings only for conveying rotary motion with constant gear ratio
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/70—Bearing or lubricating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05B2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclic, planetary or differential type
-
- 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
- F16H2057/0068—Repairing of transmissions by using repair kits
-
- 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
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02078—Gearboxes for particular applications for wind turbines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Wind Motors (AREA)
Abstract
One kind is for repairing the bearing hole (202 in wind turbine gearbox (100), 204) method (300), the wind turbine gearbox (100) has the gear box casing (102) for limiting first axle bearing bore (202) and second bearing hole (204), this method (300) generally may include shaft support part (230) being at least partially installed in second bearing hole (204), and rotatable axis (232) is inserted through to the axis opening (256) for being defined through shaft support part (230), so that rotatable axis (232) is rotationally supported in axis opening (256).In addition, this method (300) may include setting up processing cavity (240) between the first axis end (206) and the second axial end (208) of first axle bearing bore (202), and so that the bore cutter (242) being located in processing cavity (240) is rotated via the rotation of rotatable axis (232), to process the inner surface (210) of first axle bearing bore (202).
Description
Technical field
This theme relates generally to wind turbine, and more particularly relates to repair the axis of wind turbine gearbox
The system and method for bearing bore.
Background technology
Wind-force is considered as being currently available that most one of cleaning, the most environmentally friendly energy, and wind turbine in this regard
Machine obtains more concerns.Modern wind turbine generally includes tower, generator, gear-box, gondola and one or more
A turbine blade.Turbine blade using known airfoil principle from wind capture kinetic energy and by rotational energy transmit kinetic energy with
The axis that rotor blade is attached to generator is rotated via gear-box.
Wind turbine gearbox generally includes to define the various bearing holes for being configured to receive corresponding box bearing
Shell.Over time, due to the slidings and/or rotation of (multiple) association bearings relative to shell, in bearing hole
One or more can become to wear.Such abrasion can cause bearing hole to become non-round.For example, given bearing hole is passed through
The side along hole of the abrasion meeting gone through initially so that ellipse is presented in the hole.Careless words, increased hole abrasion are usually led
The further slidings for causing (multiple) association bearings, thus reduce that the operational efficiency and increasing of gear-box is damaged on bearing can
It can property.
Routinely, when wind turbine gearbox undergoes significant bearing hole abrasion, gear-box must be replaced, this is often
It is very expensive, difficult and time consuming process.Due to lacking the suitable reparation for repairing bearing hole on the tops gondola Nei Ta
Method, thus there is currently the necessity for replacing gear-box.
Therefore, technically will be welcome be a kind of to repair wind in situ (for example, tower top in gondola)
The simple and effective system and method for the bearing hole of power turbine gear-box.
Invention content
Aspects and advantages of the present invention will be set forth in part in the description which follows, or be in the de-scription it will be apparent that or
It is acquistion in actual use through the invention.
On the one hand, this theme is directed to a kind of method for repairing the bearing hole in wind turbine gearbox, wherein
Gear-box includes the gear box casing for limiting first axle bearing bore and second bearing hole axially apart from one another.This method can be big
Include shaft support part being at least partially installed in second bearing hole, and rotatable axis is inserted through restriction on body
To be open across the axis of shaft support part so that rotatable axis is rotationally supported in axis opening.In addition, this method may include
Processing cavity is set up between the first axis end and the second axial end of first axle bearing bore, and is made via the rotation of rotatable axis
The bore cutter rotation being located in processing cavity, to process the interior table of first axle bearing bore between first axis end and the second axial end
Face.
On the other hand, this theme is for a kind of system for repairing the bearing hole in wind turbine gearbox.It should
System can generally include gear box casing, limit first axle bearing bore and second bearing hole.First axle bearing bore and second bearing
It hole can be axially separated from each other.First axle bearing bore can be limited to the interior table extended between first axis end and the second axial end
Face.The system may also include hole fix tool, with rotatable axis and the bore cutter for being attached to rotatable axis；First chamber
Plate is mounted on relative to shell or is adjacent to the first axis end of first axle bearing bore；And second cavity plate, relative to shell
It is mounted on or is adjacent to the second axial end of first axle bearing bore so that limit processing cavity between the first cavity plate and the second cavity plate.
In addition, the system may include shaft support part, it is at least partially installed in second bearing hole.Shaft support part can limit axis
Opening, rotatable axis are rotationally supported in axis opening.Bore cutter can be configured to be located in the first cavity plate and the second cavity plate
Between in the processing cavity that limits so that when rotatable axis is rotated relative to support member, bore cutter processes first axle bearing bore
Bore area.
A kind of method for repairing the bearing hole in wind turbine gearbox of embodiment 1., the gear-box include limit
Determine the gear box casing of first axle bearing bore and second bearing hole, the first axle bearing bore and the second bearing hole are each other in an axial direction
It is spaced apart, the method includes：
Shaft support part is at least partially installed in the second bearing hole；
Rotatable axis is inserted through to the axis opening for being defined through the shaft support part so that described rotatable
Axis is rotationally supported in the axis opening；
Processing cavity is set up between the first axis end and the second axial end of the first axle bearing bore；And
The bore cutter being located in the processing cavity is set to rotate via the rotation of the rotatable axis, with described first
The inner surface of the first axle bearing bore is processed between axial end and second axial end.
Method of the embodiment 2. according to embodiment 1, which is characterized in that described the of the first axle bearing bore
Setting up the processing cavity between one axial end and second axial end includes：
First cavity plate is mounted on or is adjacent to the first axis end of the first axle bearing bore；And
Second cavity plate is mounted on or is adjacent to second axial end of the first axle bearing bore so that described first
The processing cavity is limited between cavity plate and second cavity plate.
Method of the embodiment 3. according to embodiment 2, which is characterized in that further include being moved from the first axle bearing bore
First except the gear-box exports bearing and injection loop, wherein the first cavity plate is mounted on or is adjacent to the institute of first axle bearing bore
It includes the previous installation site that first cavity plate is mounted on to the injection loop to state first axis end.
Method of the embodiment 4. according to embodiment 2, which is characterized in that further include being sealed in first cavity plate
The interface at the first axis end of the first axle bearing bore is limited to or is adjacent between the shell.
Method of the embodiment 5. according to embodiment 2, which is characterized in that further include being sealed in second cavity plate
The interface of second axial end of the first axle bearing bore is limited to or is adjacent between the shell.
Method of the embodiment 6. according to embodiment 2, which is characterized in that the second cavity plate restriction is configured to connect
Receive the central opening of the rotatable axis.
Method of the embodiment 7. according to embodiment 6, which is characterized in that further include via described rotatable
The rotary part being located in the central opening between axis and second cavity plate pivotally supports the rotatable axis
In the central opening for being defined through second cavity plate.
Method of the embodiment 8. according to embodiment 6, which is characterized in that further include be sealed in it is described rotatable
The radial gap being limited between axis and second cavity plate in the central opening.
Method of the embodiment 9. according to embodiment 6, which is characterized in that during second cavity plate limits and is described
The second opening that centre opening is radially offset from further includes passing through second opening to remove metal fragment or cooling from the processing cavity
At least one of liquid.
Method of the embodiment 10. according to embodiment 1, which is characterized in that further include via described rotatable
Axis and the shaft support part between the rotary part that is located in axis opening will the rotatable axis rotation twelve Earthly Branches
It supports in the axis opening for being defined through the shaft support part.
Method of the embodiment 11. according to embodiment 1, which is characterized in that further include in the rotatable axis
Distal end have been inserted through the shaft support part and enter after the shell, by the bore cutter be attached to it is described can
The axis of rotation.
Method of the embodiment 12. according to embodiment 1, which is characterized in that the shaft support part is included in institute
The support section extended in second bearing hole is stated, the support section limits one in cylindrical or taper.
Method of the embodiment 13. according to embodiment 1, which is characterized in that further include with the bore cutter by material
Material is removed from the inner surface of the first axle bearing bore, and to expand the internal diameter of the first axle bearing bore, the material of removal is used in
The processing cavity limited between the first axis end and second axial end accommodates.
A kind of system for repairing the bearing hole in wind turbine gearbox of embodiment 14., the system comprises：
Gear box casing limits first axle bearing bore and second bearing hole, the first axle bearing bore and the second bearing
Hole is axially separated from each other, and the first axle bearing bore is limited to the interior table extended between first axis end and the second axial end
Face；
Hole fix tool comprising rotatable axis and the bore cutter for being attached to the rotatable axis；
First cavity plate is mounted on or is adjacent to the first axis of the first axle bearing bore relative to the shell
End；
Second cavity plate, described second for being mounted on or being adjacent to the first axle bearing bore relative to the shell are axial
End so that limit processing cavity between first cavity plate and second cavity plate；And
Shaft support part is at least partially installed in the second bearing hole, and the support member limits axis opening,
The rotatable axis is rotationally supported in axis opening,
The wherein described bore cutter be configured to be located in limited between first cavity plate and second cavity plate described plus
Work intracavitary so that when the rotatable axis is rotated relative to the support member, the bore cutter processes the first axle
The bore area of bearing bore.
System of the embodiment 15. according to embodiment 14, which is characterized in that further include sealing element or sealing material
In one, be located in or be adjacent to the first axis end of the first axle bearing bore and be defined in first chamber
Interface between plate and the shell.
System of the embodiment 16. according to embodiment 14, which is characterized in that further include sealing element or sealing material
In one, be located in or be adjacent to second axial end of the first axle bearing bore and be defined in second chamber
Interface between plate and the shell.
System of the embodiment 17. according to embodiment 14, which is characterized in that further include being located in be defined through
Rotary part in the axis opening of the shaft support part, the rotary part are configured to relative to the shaft support part
The rotatable axis is rotationally supported in the axis opening.
System of the embodiment 18. according to embodiment 14, which is characterized in that the second cavity plate restriction is configured to
The central opening for receiving the rotatable axis further includes being located in institute between second cavity plate and the rotatable axis
State one in the rotary part or sealing element in central opening.
System of the embodiment 19. according to embodiment 18, which is characterized in that second cavity plate limit with it is described
The second opening that central opening is radially offset from, second opening are configured to allow at least one of metal fragment or coolant liquid
It is removed from the processing cavity.
System of the embodiment 20. according to embodiment 14, which is characterized in that the shaft support part is included in institute
The support section extended in second bearing hole is stated, the support section limits one in round or taper.
These or other feature, aspect and the advantage of the present invention will become more with reference to being described below with the attached claims
It is good to understand.It is incorporated into and the attached drawing for forming a specification part shows the embodiment of the present invention, and be used for together with the description
Explain the principle of the present invention.
Description of the drawings
Exist for the complete and open disclosure (including its optimal mode) of the present invention of those skilled in the art
It is illustrated in specification with reference to attached drawing, in the accompanying drawings：
Fig. 1 shows the perspective view of one embodiment of wind turbine；
Fig. 2 shows the having an X-rayed of the one embodiment for the gondola for being suitable for using in conjunction with wind turbine shown in FIG. 1, interior
View；
Fig. 3 shows cutting for one embodiment of the gear-box suitable for being used in the wind turbine shown in Fig. 1 and 2
Face figure；
The tooth that Fig. 4 shows a part for gear-box shown in Fig. 3, is typically mounted in a part for gear box casing
The sectional view of the simplification of the output shaft of roller box and associated output bearing；
Fig. 5 shows the similar sectional view of a part for gear-box shown in Fig. 4, wherein output shaft and associated output
Bearing is removed from shell；
Fig. 6 shows the similar sectional view of a part for gear-box shown in fig. 5, with the various aspects according to this theme
Relative to shell installation for repair gear-box bearing hole system one embodiment component, particularly illustrate phase
For the shaft support part and the first cavity plate of the system of shell installation；
Fig. 7 shows the similar sectional view of a part for gear-box shown in fig. 6, with the institute installed relative to shell
The other component of one embodiment of disclosed system particularly illustrates the drilling for the hole fix tool installed relative to shell
Knife and rotatable axis；
Fig. 8 shows the similar sectional view of a part for gear-box shown in Fig. 7, with the institute installed relative to shell
The other component of one embodiment of disclosed system particularly illustrates the second cavity plate installed relative to shell；
Fig. 9 shows the similar sectional view of a part for gear-box shown in Fig. 8, with the various aspects according to this theme
Relative to shell installation disclosed system another embodiment component；And
The method that Figure 10 shows the bearing hole for repairing wind turbine gearbox of the various aspects according to this theme
One embodiment flow chart.
Parts list
10 wind turbines
12 towers
14 surfaces
16 gondolas
18 rotors
20 rotatable hubs
22 rotor blades
24 generators
26 controllers
28 directions
32 regulating mechanisms
34 pitch axis
36 yaw axes
38 driving mechanisms
40 armature spindles
42 generator shafts
46 engine bases
52 casees
100 gear-boxes
102 shells
104 input side housing members
108 outlet side housing members
112 planet carriers
118 planet pinions
114 frame axis
120 first planetary bearings
122 second planetary bearings
124 ring gears
126 beveled gear teeths
128 external gear teeths
130 planetary gears
132 sun gears
134 beveled gear teeths
136 external gear teeths
142 output shafts
144 output gears
146 include gear teeth
148 corresponding gear teeth
150 first output bearings
152 second output bearings
200 systems
202 first axle bearing bore
204 second bearing holes
206 first inner ends
208 second inner ends
210 bore areas
212 second outer ends
214 second inner ends
216 hole surfaces
218 outer races
220 inside races
222 injection loops
224 second bearings
230 shaft support parts
232 rotatable axis
234 fix tools
236 first cavity plates
238 second cavity plates
240 processing cavitys
242 bore cutters
244 driving equipments
246 inlet ports
248 sealing materials
250 mounting flanges
252 support sections
254 suitable fasteners
256 axis are open
258 rotary parts
260 distal ends
264 suitable fasteners
266 sealing elements
268 rotary parts
270 sealing elements
272 openings
300 methods.
Specific implementation mode
The embodiment of the present invention is reference will now be made in detail to now, one or more example is shown in the accompanying drawings.Each example
It is provided via the present invention is illustrated, without limiting the present invention.In fact, be evident that those skilled in the art,
Can various modifications may be made in the present invention and modification, without departing from the scope or spirit of the invention.For example, being illustrated or described as one
The feature of the part of a embodiment can be used together with another embodiment to generate another embodiment.It is therefore intended that this
Invention covers such remodeling and modification in the range of being included into the appended claims and their equivalents.
Generally, subject of the present invention is for a kind of system for repairing the bearing hole of wind turbine gearbox and side
Method.In several embodiments, the various components in disclosed system are configurable to relative to bearing hole (example to be repaired
Such as, first axle bearing bore) and that is axially aligned with the hole being repaired be associated with the installation of both bearing holes (for example, second bearing hole).Such as
Described below, which may include the first and second cavity plates, be configured to be mounted on or abut the axial end portion of first axle bearing bore,
So that processing cavity sealing or substantially sealed off is limited or established between cavity plate.In addition, the system may include relative to
The shaft support part of two bearing holes installation, is configured to pivotally support the rotatable axis of associated hole fix tool.At this
In the embodiment of sample, when the bore cutter of hole fix tool is positioned in processing cavity and rotates driving via axis, first axle bearing bore
Can (for example, by removing material from shell) be processed in this way：It is any by wearing to correct to increase its internal diameter
The out-of-roundness of generation.Further, since the installation of cavity plate, any metal fragment generated during repair procedure may be accommodated in
In processing cavity, to prevent these fragments from polluting the other parts of gear box casing.
Referring now to attached drawing, Fig. 1 shows the perspective view of one embodiment of wind turbine 10.As indicated, wind-force whirlpool
Turbine 10 includes the tower 12, the gondola 16 on tower 12 and the rotor 18 for being connected to gondola 16 extended from support surface 14.
Rotor 18 includes rotatable hub 20 and at least one is connected to hub 20 and from 20 outwardly extending rotor blade 22 of hub.For example,
In the illustrated embodiment, rotor 18 includes three rotor blades 22.However, in an alternative embodiment, rotor 18 may include more
In or less than three rotor blades 22.Each rotor blade 22 can surround hub 20 and be spaced apart to contribute to rotor 18 so that dynamic
Workable mechanical energy can be converted into from wind, and then, electric energy.For example, hub 20 can be rotationally coupled to be located in
Generator 24 (Fig. 2) in gondola 16 is to allow to produce electricl energy.
As indicated, wind turbine 10 can also include turbine control system or the turbine control for being located at 16 center of gondola
Device 26 processed.It will be appreciated, however, that Turbine controller 26 can be arranged on wind turbine 10 or in any position
It sets, any position on support surface 14 or generally in any other position.Turbine controller 26 can generally match
It is set to the various operational modes (for example, starting or close order) and/or component of control wind turbine 10.For example, controller
26 are configurable to control the vanepiston of each rotor blade 22 or pitch angle (that is, the direction 28 relative to wind determines rotor
The angle of the perspective of blade 22), to control rotor blade by adjusting the Angle Position of at least one rotor blade 22 relative to wind
Load on 22.For example, Turbine controller 26 can be by being transmitted to wind turbine 10 by control signal/order of adaptation
Pitch controller individually or simultaneously control the pitch angle of rotor blade 22, be configurable to control wind turbine
Multiple pitches driving or variable pitch regulating mechanism 32 (Fig. 2) operation.Specifically, rotor blade 22 passes through one or more changes
Paddle shaft is held (not shown) and is rotatably installed on hub 20 so that pitch angle can be by using variable pitch regulating mechanism 32 along him
Pitch axis 34 rotor blade 22 adjust pitch angle.In addition, the direction 28 with wind changes, Turbine controller
26 can be configured to control the yaw direction of gondola 16 around yaw axes 36 with 28 position rotor 22 of direction about wind, by
Load of this control action on wind turbine 10.For example, Turbine controller 26 is configured to that signal/order will be controlled
It is transmitted to the yaw drive mechanism 38 (Fig. 2) of wind turbine 10 so that gondola 16 can surround yaw axes 30 and rotate.
Referring now to Fig. 2, the one of the gondola 16 of wind turbine 10 shown in FIG. 1 is shown according to the various aspects of this theme
The simplification of a embodiment, interior views.As indicated, generator 24 may be provided in gondola 16.Generally, generator 24 can couple
To the rotor 18 of wind turbine 10, for being produced electricl energy from the rotating energy generated by rotor 18.For example, rotor 18 can wrap
Include the main rotor shaft 40 for being connected to hub 20 to be used to rotate with it.Generator 24 then can be connected to armature spindle 40 so that
The rotation of armature spindle 40 drives generator 24.For example, in an illustrated embodiment, generator 24 includes that can be revolved across gear-box 44
It is connected to the generator shaft 42 of armature spindle 40 with turning.It will be appreciated that armature spindle 40 usually can be by being located at wind turbine
Holder or engine base 46 on the top of tower 12 are supported in gondola 16.
In addition, as previously discussed, Turbine controller 26 may be located in the gondola 16 of wind turbine 10.For example,
Shown in embodiment as shown, Turbine controller 26 is arranged in the control cabinet 52 in the part for being installed to gondola 16.
However, in other embodiments, Turbine controller 26 may be provided on wind turbine 10 and/or interior any other be suitble to
Position or any suitable position far from wind turbine 10.In addition, as described above, Turbine controller 26 can also connect
It is connected to the various components of wind turbine 10 logically, for generally controlling wind turbine and/or the component.For example,
Turbine controller 26 can be communicatively coupled to (multiple) yaw drive mechanism 38 of wind turbine 10, for relative to wind
Direction 28 (Fig. 1) control and/or change the yaw direction of gondola 16.Similarly, Turbine controller 26 may also pass through
Pitch control device 30 is communicatively coupled to each variable pitch regulating mechanism 32 of wind turbine 10 (one be shown in which), with
Pitch angle for the control of direction 28 and/or change rotor blade 22 relative to wind.For example, Turbine controller 26 can match
Be set to will control signal/order is transmitted to each variable pitch regulating mechanism 32 so that variable pitch regulating mechanism 32 it is one or more
Actuator (not shown) can be used to 20 rotating vane 22 of opposite hub.
Referring now to Fig. 3, the gear for being suitable for being used in wind turbine 10 is shown according to the various aspects of this theme
The sectional view of one embodiment of case 100.As indicated, gear-box 100 may be configured to the various interior of encapsulating gear-box 100
The outer housing 102 of portion's component.In one embodiment, shell 102 can be formed by multiple housing members, such as input side body structure
Part 104, central housing member 106 and outlet side housing member 108.Shell 102 can be supported on associated via supporting pin 110
In the gondola 16 of wind turbine 10.
It is configured to surround the planet carrier that frame axis 114 rotates relative to shell 102 as shown in figure 3, shell 102 can be encapsulated
112.The input hub 116 being arranged in the first end of planet carrier 112 is configurable to be connected to the armature spindle 40 of wind turbine 10.
As shown in figure 3, in order to be moved around the track of frame axis 114, planet carrier 112 is configurable to multiple planet pinions 118
(being shown in which one) supports wherein.In addition, for the rotation relative to planet carrier 112, the first and second planetary bearings
120,122 can be configured to engage and support planet pinion 118.
Gear-box 100 can also include ring gear 124, be fixed relative to shell 102.As shown in figure 3, ring gear
124 may include the array of interior straight-tooth or spiral grear teeth 126, be configured to the corresponding external gear teeth 128 with planet pinion 118
Engagement or engagement.Therefore, (for example, via input hub 116), row when rotary motion is transmitted to planet carrier 112 from armature spindle 40
Star pinion gear 118 can surround themselves axis and be rotated relative to planet carrier 112.
In addition, gear-box 100 may include multiple planetary gears 130 (only showing one of them), wherein each planetary gear
130 are connected to one in planet pinion 118 come for rotating with it.Planetary gear 130 can then be configured to rotate
Ground driving is mounted on the sun gear 132 in planet carrier 112.For example, as shown in figure 3, sun gear 132 may include multiple outsides
Straight-tooth or spiral grear teeth 134 are configured to engage with the external gear teeth of corresponding planetary gear 130 136.As a result, planet
The rotation action of gear 130 can cause rotation of the sun gear 132 around frame axis 114.
In addition, as shown in figure 3, gear-box 100 may include output stage 140 comprising output shaft 142 and output gear
144.Output gear 144 is configured to be rotatingly coupled between output shaft 142 and sun gear 132.For example, as shown in figure 3, defeated
Going out gear 144 can be fixed in a part for sun gear 132 at its inner circumferential and may include being configured to around its periphery
With the 148 meshed gears tooth 146 of the corresponding teeth gear teeth of the output pinion (not shown) on output shaft 142.Likewise,
The rotation of sun gear 132 can be transmitted by output gear 144 with rotating driven output shaft 142.As shown in figure 3, output shaft
142 a part of can be extended outwardly from shell 102 with the generator 24 for allowing output shaft 142 to be connected to wind turbine 10.
In addition, as shown in figure 3, output shaft 142 can support to come in 102 inward turning of shell by one or more output bearings 150,152
Turn.For example, as will be described below, the first output bearing 150 may be mounted at the first axle bearing bore being defined in shell 102
In (Fig. 3 is not shown), and the second output bearing 152 may be mounted at the second bearing hole that is limited in shell 102 (Fig. 3 do not show
Go out) in.
Referring now to Fig. 4-8, the axis for repairing wind turbine gearbox 100 will be described according to the various aspects of this theme
One embodiment of the system 200 of bearing bore.Specifically, Fig. 4 shows a part for the output stage 140 of said gear case 100
Simplify, schematic sectional view, particularly illustrates the output shaft 142 in gear box casing 102 and first and second output
Bearing 150,152.Fig. 5 shows the identical sectional view of a part for gear box casing 102 shown in Fig. 4, wherein it is various its
Its gearbox components is that description purpose is removed.In addition, Fig. 6-8 is shown shown in the Figure 4 and 5 according to the various aspects of this theme
The identical sectional view of gear box casing 102 specifically illustrates being mounted in shell 102 to allow for disclosed system 100
One or more components that the associated bearing hole of shell 102 is repaired.
As shown in the illustrated embodiment, gear box casing 102 be configurable to limit windward or first axle bearing bore
202 and the leeward that is separated with 202 axially spaced-apart of first axle bearing bore or second bearing hole 204.If Fig. 5 is particularly illustrated, first axle
Bearing bore 202 can be axially extending between the first outer end 204 and the first inner end 206 opposite with the first outer end 204, wherein in first
End 206 is positioned closest to second bearing hole 204 and the second outer end 204 and is located further away from second bearing hole 204.In addition, the
One bearing hole 202 may include the first bore area 210 (Fig. 5) extended between its shaft end 206,208, limit first bearing
The inner circumferential in hole 202.Similarly, as shown in figure 5, second bearing hole 204 can the second outer end 212 and with 212 phase of the second outer end
To the second inner end 214 between it is axially extending, wherein the second inner end 214 is positioned closest to first axle bearing bore 202 and second
Outer end is located further away from first axle bearing bore 202.In addition, second bearing hole 204 may include extending between its shaft end 212,214
The second bore area 216, limit the inner circumferential in second bearing hole 204.
As described above, the output bearing 150,152 of gear-box 100 can be configured to receive in bearing hole 202,204
It is interior to allow output shaft 142 to be pivotably supported relative to shell 102.For example, as shown in figure 4, windward or the first output shaft
150 are held to can be configured to be mounted in first axle bearing bore 202, and leeward or the second output bearing 152 can be configured to be mounted on the
In two bearing holes 204.In this embodiment, the outer race 218 of each bearing 150,152 can be configured to via set on outer race
Frictional interface between 218 and the bore area 210,216 (Fig. 5) of its corresponding bearing hole 202,204 is relative to shell 102
It is fixed.In addition, as shown in figure 4, the inside race 220 of each bearing 150,152 can be configured to be rotationally coupled to output shaft
142.Likewise, each the output shaft 142 of output bearing 150,152 and inside race 220 can be configured to relative to shell 102 and every
The rotation of both outer races 218 of a output bearing 150,152.
It is to be appreciated that the various other relevant components of gear-box can with output shaft 142, output bearing 150,152 in
One or both and/or the operation of associated bearing hole 202,25 it is related and install.For example, as shown in figure 4, injection loop 222 can
It is configured to be mounted on the first outer end 206 (Fig. 5) of first axle bearing bore 202 at the position of adjacent first output bearing 150.As led to
Often understood, injection loop 222 can be configured to allow to supply between the outer and inner seat ring 218,220 of the first output bearing 150
Oil is to lubricate bearing 150.In addition, as shown in figure 4, in one embodiment, second bearing 224 can abut the second output shaft
152 installations are to be that output shaft 142 provides additional rotation support relative to shell 102.
As described above, after the extension time of operation, the outer of the one or both in bearing 150,152 is exported
Seat ring 218 can start to slide on the interface limited between (multiple) bearing 150,152 and adjacent bearing hole 202,204, this meeting
(multiple) inner shaft bore face 210,216 is caused to become to wear over time.Due to (multiple) inner shaft bore face
210,216 abrasions and become more non-round, in associated (multiple) bearings 150,152 adjoining outer race 218 and shell 102 it
Between the generation slided can significantly increase, thus negatively affect performance and the operation of gear-box 100.In this example, open
System 200 and associated method can be used for executing the original place in hole of running out bearing, repair on tower.It is to be appreciated that for retouching
The purpose stated, system 200 by be described generally as herein output stage 140 for repairing gear-box 100 windward or
First axle bearing bore 202.However, in other embodiments, disclosed system 200 can be used for repairing the output stage 140 of gear-box 100
Leeward or the bearing hole of second bearing hole 204 or any other suitable gear-box 100.
If Fig. 8 is specifically shown, in several embodiments, system 200 may include being configured to be at least partially installed at tooth
Take turns the shaft support part 230 in the second bearing hole 204 of tank shell 102.As will be described below, shaft support part 230 can
It is configured to pivotally support the boring bar of hole fix tool 234 or rotatable axis 232.In addition, as shown in figure 8, system 200 can wrap
The first and second processing cavity plates 236 at the opposite shaft orientation end 206,208 (Fig. 5) for being mounted on or being adjacent to first axle bearing bore 204 are included,
238 so that limit or establish processing cavity 240 between cavity plate 236,238.As will be described below, hole fix tool 234
It is rotated in the processing cavity 240 that bore cutter 242 can be positioned between being formed in cavity plate 236,238 and via axis 232 to allow to process
First axle bearing bore 202.Specifically, when the rotation in processing cavity 240 of bore cutter 242, the bore area of first axle bearing bore 202
210 are processed by removing neighbouring material from shell 142, to increase the internal diameter of bearing hole 202.In the case, it is repairing
The metal generated during process is cut or other metal fragments may be accommodated in the processing cavity 240 between cavity plate 236,238.
It is to be appreciated that in addition to rotatable axis 232 and bore cutter 242, hole fix tool 234 can also include positioning
It is used to be rotatably driven axis 232 in the driving equipment 244 in 102 outside of gear box casing.For example, driving equipment 244 can correspond to
In drive motor or any other suitable it is configured to make axis 232 to be rotated under enough cutting speeds to allow bore cutter 244
Process the driving device of the bore area 210 of first axle bearing bore 202.It is also to be appreciated that bore cutter 242 can usually correspond to
In the hole cutting element of any suitable inner surface for being configured to processing hole, such as single-point cutting element, fly cutter or any other
The suitable cutting mechanism for being configured to work as described in this article.
In order to start repair process, the various components of the output stage 140 of gear-box 100 can be removed from shell.For example, such as
Shown in Fig. 5, output shaft 142, output bearing 150,152, injection loop 222 and second bearing 224 are removed from shell 102.
It is to be appreciated that any suitable disassembly process can be used to remove these components from shell 102.For example, implementing at one
In example, the second output bearing 152 and second bearing 224 may pass through second outer end 212 in second bearing hole 204 and from shell 102
Middle removal.Once these bearings 152,224 are removed, output shaft 142 can pass through second bearing hole by axially pulling shaft
204 and removed from shell 102.First output bearing 150 and injection loop 222 can then be removed from shell 102.At one
In embodiment, first output bearing 150 and injection loop 222 can via in shell 102 (for example, between bearing hole 202,204
Position) in limit inlet port 246 (in Fig. 4-8 shown in dotted line) removed from shell 102.
After gearbox components have been removed, each component of disclosed system 200 can be mounted in shell 102, for example,
As shown in fig. 6, in several embodiments, both the first cavity plate 236 and shaft support part 230 are initially mounted on gearhousing
In body 102.In one embodiment, the first cavity plate 236 can be mounted on via inlet port 246 in shell 102.For example, the first chamber
Plate 236 is insertable through inlet port 246 and is subsequently moved to its installation site.
In general, the first cavity plate 236 can correspond to be configured to sentence use mounted on the outer end 206 (Fig. 5) of first axle bearing bore 202
The metal generated during repair process is acted on to cut and/or the solid disk or gear of the external shielding layer of other metal fragments or barrier
Plate.For example, in one embodiment, the first cavity plate 236 can be configured to the exemplary position mounted on injection loop 222.In the implementation
In example, the first cavity plate 236 can be generally configured to limit the outer diameter for the internal diameter for being just slightly less than first axle bearing bore 202 so that the
Significantly tight assembly is provided between one cavity plate 236 and shell 102 on the outer end of first axle bearing bore 202 206.In addition, such as Fig. 6 institutes
Show, sealing element and/or suitable sealing material 248 may be provided on the interface between the first cavity plate 236 and first axle bearing bore 202
Any radial gap limited between the elements with preventing metal fragment from entering.For example, in one embodiment, clay or
Grease can be used for sealing (multiple) the radial skies being limited between the first cavity plate 236 and the bore area 210 of first axle bearing bore 202
Gap.
In addition, as shown in Figure 6, shaft support part 230 can be configured to install relative to shell 102 so that support member
230 part is received in second bearing hole 204.For example, in several embodiments, shaft support part 230 may include configuring
The position in second bearing hole 204 is axially extended at the outer mounting flange 250 for being connected to shell 102 and from outer mounting flange 250
The support section 252 set.As shown in fig. 6, in one embodiment, outer mounting flange 250 can be configured to relative to second bearing
Hole 204 extends radially outwardly, to allow mounting flange 250 to be connected to shell 102 around the periphery of bearing hole 204.For example, outer peace
Dress flange 250 can be configured to limit the annular array of fastener openings (not shown), corresponding with being limited in shell 102
The array of fastener openings (not shown) is aligned.In this embodiment, suitable fastener 254 (for example, bolt) can be inserted into and wear
The opening of alignment is crossed so that mounting flange 250 is connected to shell 102.
As shown in fig. 6, the support section 252 of shaft support part 230 can be configured to axially prolong in second bearing hole 204
It stretches.In one embodiment, support section 252 can be taper, to limit tapered profile.In this embodiment, work as phase
When installing shaft support part 230 for shell 102, support section 252 can be configured to be pushed into second bearing hole 204 in an axial direction, directly
To the bore area 216 in the outer surface contact second bearing hole 204 of support section 252, therefore ensure that support section 252 relative to
Bearing hole 204 is placed in the middle.Alternatively, the support section 252 of shaft support part 230, which can be configured to have, any allows it as herein
The described other suitable shape to work.For example, as described in below with reference to Fig. 9, support section 252 can be
It is cylindrical.
In addition, as shown in fig. 6, axially extending axis opening 256 can be defined through shaft support part 230.In several realities
It applies in example, axis opening 256 can be configured to receive the rotatable axis 232 for pivotally supporting associated hole fix tool 234
One or more components.For example, as shown in fig. 6, rotary part 258 (for example, bearing or bushing) can be mounted on axis support
In the axis opening 256 of component 230, for supporting the rotatable axis 232 of fix tool 234.
Referring now to Fig. 7, after the installation of shaft support part 230,232 He of rotatable axis of hole fix tool 234
Bore cutter 242 can be installed relative to shell 102.Specifically, as shown in fig. 7, axis 232 is insertable through by shaft support part 230
The axis opening 256 of restriction so that axis 232 is pivotally supported via rotary part 258 relative to shaft support part 230.Once axis
232 part has been inserted through shaft support part 230 and enters the axial direction being limited between the first and second holes 202,204
Space, bore cutter 242 can be installed to the distal end 260 of axis 232 via inlet port 246.For example, axis 232 can be axially inserted into shell
In body 102, until the distal end of axis 232 260 is aligned with inlet port 246.Maintenance operation person can may then pass through inlet port 246 and reach
It is mounted on axis 232 in shell 102 and by bore cutter 242.Axis 232 can then be pushed into shell 102 axially further, until drilling
Knife 242 is located in first axle bearing bore 202.
Referring now to Fig. 8, after rotary shaft 232 and bore cutter 242 installation of hole fix tool 234, the second cavity plate 238 can
It is inserted into shell 102 (for example, via inlet port 246) and is installed around fix tool axis 232.Specifically, implement at one
In example, the second cavity plate 238 can correspond to be formed as the circle or disc-shaped part of two pieces construction, such as by by the second cavity plate 238
Be formed as the half portion of round or dished plate separation.In this embodiment, when the separating member of the second cavity plate 238 is around rotatable
Axis assembling when, the second cavity plate 238 can limit central opening 262, and axis 232 extends through the central opening 262.
In addition, as shown in figure 8, the second cavity plate 238 can be configured to fix at the inner end of first axle bearing bore 202 214 (Fig. 5)
In shell 102.For example, in several embodiments, a part for the second cavity plate 238 can be configured to relative to first axle bearing bore
202 extend radially outwardly, to allow the second cavity plate 238 to be connected to shell 102 around the periphery of bearing hole 202.In these implementations
In example, the second cavity plate 238 can limit the annular array of fastener openings (not shown), be configured to limit in shell 102
Corresponding fastener openings (not shown) array alignment.Thereafter, suitable fastener 264 (for example, bolt) can be inserted into and wear
The opening of alignment is crossed so that second cavity plate 238 is fastened to shell 102 at the inner end of first axle bearing bore 202 214.In addition, such as Fig. 8
Shown, when the second cavity plate 238 is connected to shell 102, sealing element 266 (for example, O-ring) or suitable sealing material can pacify
With seal interface on the interface being defined between the first cavity plate 238 and shell 102.
It is to be appreciated that in one embodiment, the second cavity plate 238 is also configured as being used as being used for hole fix tool
Second shaft support part of 234 rotatable axis 232.For example, as shown in figure 8, rotary part 268 (for example, two-piece bearing or
Bushing) it may be mounted in the central opening 262 limited by the second cavity plate 238.Equally, rotary part 268 can be configured to relatively
Axis 232 is pivotally supported in the second cavity plate 238.Alternatively, as described in hereinafter with reference to Fig. 9, rotatable axis 232 is configurable
To extend through the central opening 262 of the second cavity plate 238, without being supported wherein by rotation.
As described above, by installing first and second at end 206 to axial of first axle bearing bore 202,208 (Fig. 5)
Cavity plate 236,238, processing cavity 240 sealing or substantially sealed off can be limited between cavity plate 236,238, when processing first bearing
When hole 202, drill 242 can be crossed along the processing cavity 240.Therefore, it when first axle bearing bore 202 is when processed, repaired
Any metal fragment generated during journey can remain contained in chamber 240, thus prevent other portions of fragment pollution gear-box 202
Point.
It is to be appreciated that once the various component of a system are installed relative to shell 102, then hole fix tool 234 can be used
In processing or repair in other ways first axle bearing bore 202.Specifically, by relative to shell 102 in 240 inward turning of processing cavity
Turn bore cutter 242 (for example, via axis 232 and associated driving equipment 244) and by the entire axial direction axially along chamber 240
Length moves bore cutter 242, and bore cutter 242 can be moved material from shell 102 in a manner of increasing the diameter of bearing hole 202
It removes, to form the still concentric completely round with second bearing hole 204, the hole of processing is (for example, with before by the mill in hole
It is opposite to damage the ellipse that surface limits).In this case, processing cavity 240 periodic cleaning or can repaiied during the processing
Multiple process is cleared up after completing.For example, in one embodiment, the bore cutter 242 between the first and second cavity plates 236,238
Each axial passage after, the second cavity plate 238 can be removed to allow for cleaning out metal fragment out of processing cavity 240.
After first axle bearing bore 202 has been repaired, the various component of a system can be removed then from shell 102 (for example, passing through
Reversed installation procedure described above).Hereafter, various gearbox components can be reinstalled back in shell 102.However, should recognize
To, give the first axle bearing bore 202 of new larger diameter, the first output bearing 152 can be replaced it is new have it is corresponding
Bigger outer diameter output bearing or bushing can mounted on it is existing output bearing 152 and repair after bearing hole 202 between come
Adapt to increased aperture.
It is to be appreciated that in alternative embodiment, it is one or more with any in above system component
Other suitable construction allows (multiple) component to be associated with use with disclosed hole repair process.For example, Fig. 9 is shown
One embodiment of system 200 is stated, wherein the construction of both shaft support part 230 and the second cavity plate 238 is according to this theme
Various aspects change.
As shown in figure 9, opposite with above-mentioned taper, the support section 252 of shaft support part 230 can be cylinder.At this
In embodiment, support section 252 is configurable to limit outer dia only more slightly smaller than the diameter in second bearing hole 204 so that
Significantly tight cooperation is provided between support section 252 and second bearing hole 204, thus allows support section 204 appropriate placed in the middle
In bearing hole 204.
In addition, as shown in figure 9, with opposite, the rotatable axis 232 that configures the second cavity plate 238 to the second shaft support part
It is configurable to extend through the central opening 262 of the second cavity plate 238, and is pivotally supported wherein not via rotary part.
In this embodiment, sealing element or suitable sealing material can be mounted in central opening 262 is limited to axis 232 and the with sealing
Radial gap between two cavity plates 238.For example, as shown in figure 9, sealing element 270 (for example, brush seal) can be mounted on axis 232
And to seal the radial clearance limited between them in the second central opening 262 between cavity plate 238.For example, when rotatable
Axis 232 can be supported individually by shaft support part 230 without inclined in the mode for significantly affecting the desired size/shape for being repaired hole
When shifting, using the embodiment.
In addition, in one embodiment, other than central opening 262, one or more second openings 272 can limit
To pass through the second cavity plate 238.For example, as shown in figure 9, the second opening 272 can be defined through the second cavity plate 238, radial direction is inclined
From in central opening 262.In this embodiment, during repair procedure, the second opening 272 can be used in from processing cavity 240
Remove metal fragment and (optionally) coolant liquid.For example, vacuum hose can be connected to the second opening 272 to allow metal fragment
(and/or coolant liquid) is discharged from processing cavity 240.
Referring now to fig. 10, it is shown according to the various aspects of this theme for repairing bearing in wind turbine gearbox
The flow chart of one embodiment of the method 300 in hole.It generally, herein will be with reference to the system 200 described above with reference to Fig. 4-9
To describe method 300.It is to be realized, however, that disclosed method 300 can be what is constructed with any other suitable system
Implement in system.In addition, although purpose in order to describe and discuss, Figure 10 describes the step of being executed with particular order, but herein
The method of middle discussion is not limited to any specific sequence or arrangement.It will using disclosed those skilled in the art provided herein
It is recognized that the various steps of the methods disclosed herein can be omitted, rearrange, combine, and/or change in various ways
It writes without departing from the scope of the present disclosure.
As shown in Figure 10, in (302), this method 300 may include by shaft support part be at least partially installed at it is to be repaired
In the co-axially aligned bearing hole of multiple bearing hole.Specifically, as described above, the first bearing of the output stage 140 when gear-box 100
When hole 202 is in reparation, shaft support part 230 can be installed relative to the second bearing hole 204 of the output stage 140 of gear-box 100.
For example, the support section 252 of shaft support part 230 can be plugged into second bearing hole 204 so that shaft support part 230 is opposite
It is placed in the middle in bearing hole 204.
In addition, in (304), method 300 may include the first cavity plate being mounted on or is adjacent to the of the bearing hole being repaired
One axial end.For example, as described above, in one embodiment, the first cavity plate 236 can be installed to the outer of first axle bearing bore 202
End 206.In this embodiment, for example, the first cavity plate 236 can be positioned at gear-box 100 injection loop 222 typical installation position
It sets.
In addition, in (306), method 300, which may include rotatable axis being inserted through, is defined through shaft support part
Axis is open so that rotatable axis is rotationally supported in opening.Specifically, as described above, rotatable axis 232 can be inserted into wear
The rotary part 258 in the axis opening 256 limited by shaft support part 230 is crossed, to allow rotatable axis 232 opposite
It is rotationally supported in axis opening 256 in shaft support part 230.In addition, in one embodiment, once axis 232 is already inserted into
Across shaft support part 230, the bore cutter 242 of hole fix tool 234 can be mounted on the distal end 260 of axis 232.
Referring still to Figure 10, in (308), method 300 may include being mounted on or be adjacent to the axis being repaired by the second cavity plate
Second axial end of bearing bore so that limit processing cavity between the first and second cavity plates.For example, as described above, the second cavity plate 238
It can be mounted on the inner end 208 of the first axle bearing bore 202 opposite with the first cavity plate 236, it is sealing or substantially sealed off to allow
Processing cavity 240 is limited between cavity plate 236,238.In this embodiment, such as the second cavity plate 238 is formed as two-piece type structure
It makes, to allow the second cavity plate 238 to be installed around rotatable axis 232.
In addition, in (310), method 300 may include that the rotation via rotatable axis carrys out rotational positioning in processing cavity
Bore cutter, to process the inner surface for the bearing hole being repaired.Specifically, once cavity plate 236,238 is relative to being repaired
Hole is installed, then bore cutter 242 can be rotated in processing cavity 240 to repair or be otherwise processed to the endoporus table of bearing hole 202
Face 210.In this case, any metal fragment generated during the processing can be housed inside between cavity plate 236,238
In the processing cavity 240 of restriction.
It is to be appreciated that method 300 may also include various other steps and/or element.For example, passing through in each processing
Later and/or process after the completion of, the bearing hole of reparation can be cleaned with remove be contained in it is any in processing cavity 240
Metal fragment.In addition, method 300 may include one or more measuring process, to allow to measure the bearing hole being repaired and phase
To hole between concentricity.For example, in one embodiment, bore cutter 242 can be removed and replaced by from axis 232 and be configured to
Measure the measuring apparatus (for example, micrometer) of the concentricity between bearing hole.In this embodiment, axis 232 can be relative to repairing
Multiple bearing hole is rotated to allow measuring apparatus for examining concentricity.
This written description has used example to disclose (including optimal mode) of the invention, and also makes any technology of this field
Personnel can put into practice the present invention, including make and use any device or system, and execute any method being incorporated to.The present invention
The scope of the claims be defined by the claims, and may include other examples that those skilled in the art expects.If such other
Embodiment includes the structural detail for the written language for being not different from claim, or if they include the book with claim
Equivalent structural elements of the face language without essential difference, then such other examples be intended within the scope of the claims.
Claims (10)
1. method (300) of the one kind for repairing the bearing hole (202,204) in wind turbine gearbox (100), the gear
Case (100) includes the gear box casing (102) for limiting first axle bearing bore (202) and second bearing hole (204), the first bearing
Hole (202) and the second bearing hole (204) are axially apart from one another, and the method (300) includes：
Shaft support part (230) is at least partially installed in the second bearing hole (204)；
Rotatable axis (232) is inserted through to the axis opening (256) for being defined through the shaft support part (230) so that
The rotatable axis (232) is rotationally supported in the axis opening (256)；
Processing cavity is set up between the first axis end (206) and the second axial end (208) of the first axle bearing bore (202)
(240)；And
The bore cutter (242) being located in the processing cavity (240) is set to rotate via the rotation of the rotatable axis (232),
To process the interior table of the first axle bearing bore (202) between the first axis end (206) and second axial end (208)
Face (210).
2. according to the method for claim 1 (300), which is characterized in that described the first of the first axle bearing bore (202)
The processing cavity (240) is set up between axial end (206) and second axial end (208) includes：
First cavity plate (236) is mounted on or is adjacent to the first axis end (206) of the first axle bearing bore (202)；With
And
Second cavity plate (238) is mounted on or is adjacent to second axial end (208) of the first axle bearing bore (202), is made
It obtains and limits the processing cavity (240) between first cavity plate (236) and second cavity plate (238).
3. according to the method for claim 2 (300), which is characterized in that second cavity plate (238) limits and is configured to receive
The central opening (262) of the rotatable axis (232).
4. according to the method for claim 3 (300), which is characterized in that further include via in the rotatable axis (232)
The rotary part (268) being located between second cavity plate (238) in the central opening (262) will be described rotatable
Axis (232) is rotationally supported in the central opening (262) for being defined through second cavity plate (238).
5. according to the method for claim 3 (300), which is characterized in that further include being sealed in the rotatable axis (232)
The radial gap being limited between second cavity plate (238) in the central opening (262).
6. according to the method for claim 1 (300), which is characterized in that further include via in the rotatable axis (232)
The rotary part (258) being located between the shaft support part (230) in the axis opening (256) will be described rotatable
Axis (232) is rotationally supported in the axis opening (256) for being defined through the shaft support part (230).
7. according to the method for claim 1 (300), which is characterized in that further include in the remote of the rotatable axis (232)
End (260) has been inserted through shaft support part (230) and enters after the shell (102), by the bore cutter (242)
It is attached to the rotatable axis (232).
8. according to the method for claim 1 (300), which is characterized in that the shaft support part (230) is included in described the
The support section (252) extended in two bearing holes (204), the support section (252) limit one in cylindrical or taper.
9. according to the method for claim 1 (300), which is characterized in that further include with the bore cutter (242) from described the
The inner surface (210) of one bearing hole (202) removes material, to expand the internal diameter of the first axle bearing bore (202), removal
Material, which is used in the processing cavity (240) limited between the first axis end (206) and second axial end (208), to be held
It receives.
10. system (200) of the one kind for repairing the bearing hole (202,204) in wind turbine gearbox (100), the system
System (200) include：
Gear box casing (102) limits first axle bearing bore (202) and second bearing hole (204), the first axle bearing bore
(202) and the second bearing hole (204) is axially separated from each other, and the first axle bearing bore (202) is limited to first axis
The inner surface (210) extended between end (206) and the second axial end (208)；
Hole fix tool (234) comprising rotatable axis (232) and the bore cutter for being attached to the rotatable axis (232)
(242)；
First cavity plate (236) is mounted on or is adjacent to the institute of the first axle bearing bore (202) relative to the shell (102)
State first axis end (206)；
Second cavity plate (238) is mounted on or is adjacent to the institute of the first axle bearing bore (202) relative to the shell (102)
State the second axial end (208) so that limit processing cavity between first cavity plate (236) and second cavity plate (238)
(240)；And
Shaft support part (230) is at least partially installed in the second bearing hole (204), the support member (230)
Axis opening (256) is limited, the rotatable axis (232) is rotationally supported in axis opening (256),
The wherein described bore cutter (242) is configured to be located between first cavity plate (236) and second cavity plate (238) and limit
In the fixed processing cavity (240) so that when the rotatable axis (232) rotates relative to the support member (230),
The bore cutter (242) processes the bore area (210) of the first axle bearing bore (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710159292.7A CN108361356B (en) | 2017-01-26 | 2017-01-26 | System and method for repairing bearing bore of wind turbine gearbox |
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| CN201710159292.7A CN108361356B (en) | 2017-01-26 | 2017-01-26 | System and method for repairing bearing bore of wind turbine gearbox |
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| CN108361356A true CN108361356A (en) | 2018-08-03 |
| CN108361356B CN108361356B (en) | 2022-12-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112585353A (en) * | 2018-08-27 | 2021-03-30 | 伦克股份有限公司 | Bearing assembly for a rotor of a wind turbine and wind turbine |
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| US20100143136A1 (en) * | 2009-08-31 | 2010-06-10 | Jeffrey Michael Daniels | Systems and methods for assembling a pitch assembly for use in a wind turbine |
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| US4017201A (en) * | 1975-09-15 | 1977-04-12 | Flowers Tool Inc. | Means for renovating worn cylindrical bearing surfaces |
| EP0088305A2 (en) * | 1982-03-06 | 1983-09-14 | Peter Füwesi | Method and apparatus for resurfacing metallic bearing holes |
| RU2235010C2 (en) * | 2002-11-05 | 2004-08-27 | Сибирский научно-исследовательский институт механизации и электрификации сельского хозяйства СО РАСХН | Apparatus for restoring beds of main bearings of crank gear of internal combustion engine |
| US20040162181A1 (en) * | 2003-02-18 | 2004-08-19 | General Electric Company | Gearbox for wind turbine |
| US20100143136A1 (en) * | 2009-08-31 | 2010-06-10 | Jeffrey Michael Daniels | Systems and methods for assembling a pitch assembly for use in a wind turbine |
| CN102151872A (en) * | 2009-12-31 | 2011-08-17 | 通用电气公司 | Systems and methods for assembling a bore repair assembly for use in a wind turbine |
| CN103659146A (en) * | 2012-09-22 | 2014-03-26 | 宝山钢铁股份有限公司 | Device for online repairing of large reduction gearbox bearing hole abrasion and method thereof |
| CN103753100A (en) * | 2014-01-16 | 2014-04-30 | 瓮福（集团）有限责任公司 | Water pump bearing box bearing hole wear repair method |
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| CN112585353A (en) * | 2018-08-27 | 2021-03-30 | 伦克股份有限公司 | Bearing assembly for a rotor of a wind turbine and wind turbine |
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| CN108361356B (en) | 2022-12-09 |
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Effective date of registration: 20240110 Address after: Barcelona, Spain Patentee after: Ge renewable energy Spain Ltd. Address before: New York Patentee before: General Electric Co. |