CN105464908B - Elastic support of wind turbine gearbox structure and elastomer replacing options - Google Patents
Elastic support of wind turbine gearbox structure and elastomer replacing options Download PDFInfo
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- CN105464908B CN105464908B CN201511026679.2A CN201511026679A CN105464908B CN 105464908 B CN105464908 B CN 105464908B CN 201511026679 A CN201511026679 A CN 201511026679A CN 105464908 B CN105464908 B CN 105464908B
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- crossbeam
- bottom plate
- support post
- bolt
- elastic element
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- 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
-
- 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
- Y02E10/728—Onshore wind turbines
Abstract
The invention discloses a kind of elastic support of wind turbine gearbox structure and elastomer replacing options.It includes bottom plate, crossbeam and support post, and rack, bottom plate, support post and crossbeam can be connected and fixed by fastening bolt, is bolted by connection between crossbeam and support post, ejection screw hole is additionally provided on crossbeam；On the upper and lower end face of bottom plate movable pad is provided at least one of end face, further include that bottom plate, crossbeam, support post and lower movable pad can be carried out to pre-assembled pre-assembled bolt, bottom plate, crossbeam, support post and movable pad can be carried out pre-assembled by pre-assembled bolt.After above-mentioned structures and methods, when the elastic element of gear case elastic support needs replacing, it no longer needs to disconnect shaft coupling completely, the replacement operation for promoting bearing block fastening bolt that can smoothly realize elastic element need not more be unclamped, its smart structural design is reasonable, it is simple to operate, substantially increase replacement efficiency.
Description
Technical field
The present invention relates to a kind of Wind turbines modular construction, specifically a kind of elastic support of wind turbine gearbox knot
Structure and elastomer replacing options.
Background technology
Existing double-fed wind power generator group usually forms biography by components such as main shaft, base bearing, propulsion bearing, gear-boxes
Dynamic chain, the toggle of gear-box is by flexibly supporting rubber element support, traditional this double-fed wind power generator group, due to it
Structure design is unreasonable, replace flexibly support when, lifted upwards in order to reduce gear-box toggle and bearing damaged, led to
It often needs to disconnect shaft coupling, bearing will be promoted to unclamp, fixing bolt is adjusted up 6-15mm, unclamps gear-box elasticity branch successively
Then support frame frame fastening bolt uses separating jack by the upward jack-up of gear-box toggle or will promote holding down bolt
Up-regulation amount increases, and is conducted oneself with dignity using blade hub end and raises toggle so that toggle detaches with lower resilient support and (eliminates bullet
The pre compressed magnitude of property element), the elastic element that can more renew.
Meanwhile there is the design of oneself in existing wind turbine producer, also has led to connection size, mounting means in the presence of poor
It is different, thus also there is the case where can not installing separating jack in rack additional, this unit is replaced gear-box elastic element and needed
It to use small loop wheel machine or bearing release amount will be promoted to increase, gear-box toggle could above be carried, installed using hub end dead weight
The workloads such as step, replacement are safeguarded, fastener is locked are larger, very complicated, and artificial number is mostly and efficiency is very low.And it unclamps and promotes
Bearing block fastening bolt more changes jobs suitable for being safeguarded under low wind speed operating mode, in the area that the preferable wind speed of wind regime is larger, uses this
Mode replaces that there is also some potential safety problemss.
Invention content
It the technical problem to be solved in the present invention is to provide a kind of simple to operate, replaces efficient, is not necessarily to removal torque
Arm can complete the elastic support of wind turbine gearbox structure and elastomer replacing options of elastic element replacement.
In order to solve the above-mentioned technical problem, elastic support of wind turbine gearbox structure of the invention, including it is mounted on machine
For installing the bottom plate of lower elastic element on frame, installation can be coordinated with bottom plate and crossbeam for installing elastic element and
The support post being arranged between bottom plate and crossbeam, rack, bottom plate, support post and crossbeam can be connected by fastening bolt
It is fixed, it is bolted by connection between crossbeam and support post, being additionally provided on crossbeam can make crossbeam de- with support post
From ejection screw hole；It is provided with movable pad at least one of end face on the upper and lower end face of bottom plate, further includes that can incite somebody to action
Bottom plate, crossbeam, support post and lower movable pad carry out pre-assembled pre-assembled bolt, bottom plate, crossbeam, support post and
Movable pad can be carried out pre-assembled by pre-assembled bolt.
The support post is provided with four, and four support posts are separately positioned on four corners between bottom plate and crossbeam
Position.
The ejection screw hole is provided with two pairs, and two pairs of ejection screw holes are arranged on the diagonal line of two corners of crossbeam,
Placement liftout bolt is used in two pairs of ejection screw holes.
It is provided with lower movable pad between the bottom plate and rack, U-lag is provided on the lower movable pad.
It is provided with movable pad between the bottom plate and support post；It is also provided with U-lag on the upper movable pad.
A kind of elastomer replacing options of above-mentioned elastic support of wind turbine gearbox structure, which is characterized in that including with
Lower step：
When lower elastic element is replaced, fastening bolt is unclamped, keeps support post to be connect with crossbeam at this time, fastening bolt pine
Upper deformation of elastic components is restored after opening, and occurs gap, at this time taking out movable pad between support post and movable pad, then
Pre-assembled bolt is unclamped, since movable pad has been removed, will occur gap between bottom plate and support post, with lower elasticity member
Part pre compressed magnitude is eliminated, and lower elastic element just can be replaced.
When upper elastic element is replaced, the connection bolt between support post and crossbeam is first unclamped, screw hole will be ejected on crossbeam
The liftout bolt of interior placement is twisted down, is emerged with the head of liftout bolt, will to stitch between crossbeam and support post
Gap, when the gap is more than upper elastic element pre compressed magnitude, you can replace with elastic element.
After above-mentioned structures and methods, due to setting crossbeam, support post and bottom plate can be pre-tightened
Pre-assembled bolt and the movable pad that can be taken off, replace lower elastic element from there through with the deformation for closing elastic element,
The liftout bolt for being provided with connection bolt between column and crossbeam and crossbeam capable of being made to be detached from support post is simultaneously supported, by
This smoothly can replace with elastic element by connecting bolt and liftout bolt cooperation, design through this structure, in gear-box
When the elastic element of resilient support needs replacing, no longer needs to disconnect shaft coupling completely, need not more unclamp and promote bearing block tight
Fixing bolt can smoothly realize the replacement operation of elastic element, and smart structural design is reasonable, simple to operate, greatly improves
Replacement efficiency.
Description of the drawings
Fig. 1 is the main structure diagram of elastic support of wind turbine gearbox structure of the present invention；
Fig. 2 is the side structure schematic view of elastic support of wind turbine gearbox structure of the present invention；
Fig. 3 is the overlooking structure diagram of elastic support of wind turbine gearbox structure of the present invention；
Fig. 4 is the structural schematic diagram of lower movable pad in the present invention；
Fig. 5 is the structural schematic diagram of upper movable pad in the present invention.
Specific implementation mode
With reference to the accompanying drawings and detailed description, to the elastic support of wind turbine gearbox structure and elasticity of the present invention
Body replacing options are described in further detail.
As shown, the elastic support of wind turbine gearbox structure of the present invention, includes in the rack 4 of gear-box
Bottom plate 1, can coordinate the crossbeam 2 of installation and the support post 3 that is arranged between bottom plate and crossbeam, support vertical with bottom plate 1
Column 3 is casting or steel part, and as seen from the figure, in the present embodiment, support post 3 is set as four, and four support posts 3 are respectively set
Four corner parts between bottom plate 1 and crossbeam 2；Two monoblock type columns, two support posts point can certainly be set
Two corner parts between bottom plate and crossbeam are not set；The lower elastic element being equipped on bottom plate 1 between support post
7, the upper elastic element (upper rubber parts) 7 being equipped on crossbeam 2 between support post, lower elastic element (lower rubber parts) 6 and upper
The cooperation of elastic element 6 supports toggle, and mutual corresponding installation is provided on rack 4, bottom plate 1, support post 3 and crossbeam 2
Hole, rack 4, bottom plate 1, support post 3 and crossbeam 2 can be connected and fixed by fastening bolt 5 across mounting hole, support post
3 end is equipped with threaded hole, and for the connection with crossbeam, thus making can be by connecting bolt between crossbeam 2 and support post 3
8 connect, and the ejection screw hole that crossbeam 2 can be made to be detached from support post 3 is additionally provided on crossbeam 2；As seen from the figure, in the present embodiment
Fastening bolt 5 be provided with eight, each two fastening bolt 5 is located in one of edge, ejection screw hole setting as a pair
There are two pairs, two pairs of ejection screw holes, which are arranged on the diagonal line of two corners of crossbeam 2 and are located therein, to be diagonally arranged symmetrically
Two pairs of fastening bolts 5 between, two pairs ejection screw holes in be used to placement liftout bolt 11；On the upper and lower end face of bottom plate 1 at least
Have and be provided with movable pad on one of end face, further including can be by bottom plate 1, crossbeam 2, support post 3 and lower activity mat
Plate 9 carries out pre-assembled pre-assembled bolt 10, and in the present embodiment, pre-assembled bolt 10 is provided with four, bottom plate 1, crossbeam 2, branch
Support column 3 and movable pad 5 can be carried out pre-assembled by four pre-assembled bolts 10, and the fastening force of pre-assembled bolt should surpass
The load needed for upper and lower rubber parts certain precompression amount is crossed, so that upper and lower elastic element is compressed by pretightning force.
Wherein, described movable pad includes the lower movable pad 9 being arranged between bottom plate 1 and rack 4, from fig. 4, it can be seen that should
Be provided with U-lag on lower movable pad 9, thus can conveniently lower movable pad 9 be inserted between bottom plate 1 and rack 4 or from bottom plate 1 with
It is extracted out between rack 4；Described movable pad further includes the upper movable pad 12 being arranged between bottom plate 1 and support post 3；By scheming
5 as it can be seen that movable pad 12 is provided with a pair on this, is also provided with U-lag on two pieces of upper movable pads 12 being arranged in pairs, two pieces at
The upper movable pad 12 of setting can be inserted between bottom plate 1 and support post 3 from the both sides of bottom plate 1 or from bottom plate 1 with branch
It is extracted out between support column 3.
(this replacing options is continuous for a kind of elastomer replacing options of above-mentioned elastic support of wind turbine gearbox structure
Open shaft coupling, do not unclamp promote bearing block fastening bolt in the case of realize), specifically include following steps：
When lower elastic element 7 is replaced, 8 fastening bolts 5 are unclamped, keep support post 3 to be connect with crossbeam 2 at this time, by
6 deformation of upper elastic element restores after the release of fastening bolt 5, occurs gap between support post 3 and movable pad, will live at this time
Dynamic backing plate takes out, and 4 pre-assembled bolts 10 is then unclamped, since movable pad has been removed, between bottom plate 1 and support post 3
Gap to occur, and as 7 pre compressed magnitude of lower elastic element is eliminated, just can replace lower elastic element 7.
If because of reasons such as rack, chain sub-assembly deformation during there is use, so that after unclamping 8 fastening bolts,
When not occurring the case where gap between lower movable pad 9 and rack but (when can not freely take out lower movable pad), it can unclamp
The pre-assembled bolt of 2-4 roots removes the upper movable pad 12 installed between support post and bottom plate 1, then again that 2-4 roots is pre-assembled
Bolt is tightened, and lower movable pad 9 can be removed, and then can descend elastic element in the pre-assembled bolt of release.
When upper elastic element 6 is replaced, the connection bolt 8 between support post 3 and crossbeam 2 is first unclamped, will be ejected on crossbeam 2
The liftout bolt 11 disposed in screw hole twists (screw-thread fit between the liftout bolt and crossbeam) down, with the head of liftout bolt 11
Portion emerges, and will make gap occur between crossbeam 2 and support post 3, when the gap is more than upper 6 pre compressed magnitude of elastic element,
Elastic element 6 can be replaced with.
Structures and methods through the invention substitute old-fashioned gear-box elasticity substitute mode, due to eliminating disconnection shaft coupling
Device unclamps propulsion bearing block bolt, without using separating jack apical tooth roller box, and overall replacing construction reduces 70%,
It improves wind turbine wind energy resources utilization rate, especially part main engine plants and four-point supporting formula unit bearing block is changed to integrated bearing
When seat, fastening nut cannot be unclamped, does not have space to place the operating mode of jack between toggle on the inside of rack, applicability is more
It is good.
Claims (6)
1. a kind of elastic support of wind turbine gearbox structure, including it is mounted on rack（4）On for installing lower elastic element（7）
Bottom plate（1）, can be with bottom plate（1）Cooperation installs and for installing elastic element（6）Crossbeam（2）And it is arranged in bottom plate
Support post between crossbeam（3）, the rack（4）, bottom plate（1）, support post（3）And crossbeam（2）It can be by tight
Fixing bolt（5）It is connected and fixed, the crossbeam（2）And support post（3）Between pass through connect bolt（8）Connection, the crossbeam（2）
On be additionally provided with and can make crossbeam（2）With support post（3）The ejection screw hole of disengaging；The bottom plate（1）Upper and lower end face up to
It is provided with movable pad on rare one of end face, further including can be by bottom plate（1）, crossbeam（2）, support post（3）And
Lower movable pad（9）Carry out pre-assembled pre-assembled bolt（10）, bottom plate（1）, crossbeam（2）, support post（3）And activity mat
Plate（5）Pre-assembled bolt can be passed through（10）Carry out it is pre-assembled, by replacing lower elastic element with the deformation for closing elastic element,
Elastic element is replaced with by connecting bolt and liftout bolt cooperation.
2. elastic support of wind turbine gearbox structure described in accordance with the claim 1, feature are being：The support post
（3）Four are provided with, four support posts（3）It is separately positioned on bottom plate（1）And crossbeam（2）Between four corner parts.
3. elastic support of wind turbine gearbox structure described in accordance with the claim 1, feature are being：The ejection screw hole
Two pairs are provided with, two pairs of ejection screw holes are arranged in crossbeam（2）On the diagonal line of two corners, in two pairs of ejection screw holes
It is used to placement liftout bolt（11）.
4. elastic support of wind turbine gearbox structure described in accordance with the claim 1, feature are being：The bottom plate（1）
With rack（4）Between be provided with lower movable pad（9）, the lower movable pad（9）On be provided with U-lag.
5. according to the elastic support of wind turbine gearbox structure described in claim 1 or 4, feature is being：The bottom plate
（1）With support post（3）Between be provided with movable pad（12）；The upper movable pad（12）On be also provided with U-lag.
6. a kind of elastomer replacing options of the elastic support of wind turbine gearbox structure as described in one of claim 1-5,
It is characterized in that, includes the following steps：
Lower elastic element（7）When replacement, by fastening bolt（5）It unclamps, keeps support post at this time（3）With crossbeam（2）Connection, tightly
Fixing bolt（5）Upper elastic element after release（6）Deformation restores, support post（3）Occur gap between movable pad, at this time will
Movable pad takes out, and then unclamps pre-assembled bolt（10）, since movable pad has been removed, bottom plate（1）With support post（3）
Between gap will occur, with lower elastic element（7）Pre compressed magnitude is eliminated, and lower elastic element just can be replaced（7）；
Upper elastic element（6）When replacement, support post is first unclamped（3）With crossbeam（2）Between connection bolt（8）, by crossbeam（2）
The liftout bolt disposed in upper ejection screw hole（11）It twists down, with liftout bolt（11）Head emerge, will make crossbeam（2）
With support post（3）Between there is gap, when the gap be more than upper elastic element（6）When pre compressed magnitude, you can replace with elasticity
Element（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026679.2A CN105464908B (en) | 2015-12-31 | 2015-12-31 | Elastic support of wind turbine gearbox structure and elastomer replacing options |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026679.2A CN105464908B (en) | 2015-12-31 | 2015-12-31 | Elastic support of wind turbine gearbox structure and elastomer replacing options |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105464908A CN105464908A (en) | 2016-04-06 |
| CN105464908B true CN105464908B (en) | 2018-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511026679.2A Active CN105464908B (en) | 2015-12-31 | 2015-12-31 | Elastic support of wind turbine gearbox structure and elastomer replacing options |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056641B (en) * | 2019-02-13 | 2022-09-23 | 株洲时代新材料科技股份有限公司 | Elastic supporting device for gear box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363419A (en) * | 2008-09-17 | 2009-02-11 | 株洲时代新材料科技股份有限公司 | Gear box vibration damping supporting method and device for wind-driven generator group |
| CN102174929A (en) * | 2011-03-24 | 2011-09-07 | 中国船舶重工集团公司第七一一研究所 | Wind generating set gear box elastic support device convenient to disassemble and adjust |
| CN105114261A (en) * | 2015-08-18 | 2015-12-02 | 江苏铁科新材料股份有限公司 | Gear box elastic support component of wind turbine generator set |
| CN205478118U (en) * | 2015-12-31 | 2016-08-17 | 江苏铁科新材料股份有限公司 | Wind turbine generator system gear box elastic support structure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110055446A (en) * | 2009-11-17 | 2011-05-25 | 임태규 | Tower installation for elastomeric bearing of wind power generator |
| KR100988920B1 (en) * | 2010-02-11 | 2010-10-20 | 에이펙스 주식회사 | Rorter brake for oil pressure braking of wind generator |
-
2015
- 2015-12-31 CN CN201511026679.2A patent/CN105464908B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363419A (en) * | 2008-09-17 | 2009-02-11 | 株洲时代新材料科技股份有限公司 | Gear box vibration damping supporting method and device for wind-driven generator group |
| CN102174929A (en) * | 2011-03-24 | 2011-09-07 | 中国船舶重工集团公司第七一一研究所 | Wind generating set gear box elastic support device convenient to disassemble and adjust |
| CN105114261A (en) * | 2015-08-18 | 2015-12-02 | 江苏铁科新材料股份有限公司 | Gear box elastic support component of wind turbine generator set |
| CN205478118U (en) * | 2015-12-31 | 2016-08-17 | 江苏铁科新材料股份有限公司 | Wind turbine generator system gear box elastic support structure |
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| Publication number | Publication date |
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| CN105464908A (en) | 2016-04-06 |
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