CN205605364U - Variable speed module and wind generating set and driving chain device - Google Patents
Variable speed module and wind generating set and driving chain device Download PDFInfo
- Publication number
- CN205605364U CN205605364U CN201620339929.1U CN201620339929U CN205605364U CN 205605364 U CN205605364 U CN 205605364U CN 201620339929 U CN201620339929 U CN 201620339929U CN 205605364 U CN205605364 U CN 205605364U
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- gear
- box
- adpting flange
- main shaft
- generating set
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- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 230000003139 buffering effect Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000035515 penetration Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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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
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- Wind Motors (AREA)
Abstract
The utility model relates to a variable speed module and wind generating set and driving chain device, wind generating set includes and holds impeller and the driving chain device that high -speed end arranged in proper order from low -speed, the driving chain device includes holds the variable speed module that high -speed end arranged in proper order from low -speed, main frame and generator, the variable speed module includes gear box and main shaft, the gear box includes that the axis is along controlling power input shaft and the power output shaft that the direction is extended, the left end of main shaft is used for being connected with the impeller transmission, the right -hand member of main shaft is used for being connected with the power input shaft transmission of gear box, the main shaft passes through the base bearing rotation and assembles in the gear box, be equipped with the axis on the box of gear box along controlling the flange that the direction is extended, flange passes through the connecting piece and is connected with the main frame, but be provided with elastic deformation's on controlling the orientation a springiness cushioning spare between flange and the main frame, can effectively reduce by the impact of low -speed end impeller to base bearing and gear box, improve the reliability of base bearing and gear box.
Description
Technical field
This utility model relates to a kind of speed-variable module and the wind power generating set using this speed-variable module and transmission chain device.
Background technology
Wind power generating set generally comprises blade, impeller and transmission chain device, transmission chain device is the core component of wind power generating set, the quality of its operation conditions determines the performance of whole wind power generating set, being gradually increased recently as power of fan, the reliability of transmission chain device and dynamics require more and more higher.Application publication number is the driving chain of wind generating set device that the Chinese invention patent application of CN 102536685 A discloses a kind of compact, including the main shaft set gradually from low speed end to speed end, the base bearing being independently arranged, cabin seat i.e. mainframe, gear-box and electromotor, base bearing is fixed on mainframe, the inner ring of base bearing and main shaft interference fit, gear-box is seated on mainframe, the two ends of main shaft are connected with the impeller of wind-driven generator and the input shaft end of gear-box respectively, but rotation and the swing due to blade, the load of impeller is directly delivered on base bearing and gear-box, work long hours down and cause base bearing and gearbox failure, further result in wind power generating set fault.
Utility model content
The purpose of this utility model is that providing a kind of reduces the impeller driving chain of wind generating set device to the shock loading of base bearing；Meanwhile, the purpose of this utility model also resides in the speed-variable module providing a kind of wind power generating set using this transmission chain device and this transmission chain device to be used.
For achieving the above object, the technical scheme of a kind of speed-variable module of the present utility model is: a kind of speed-variable module, the main shaft extended in left-right direction including gear-box and axis, the left end of main shaft is for being in transmission connection with impeller, the right-hand member of main shaft is in transmission connection for the power input shaft with gear-box, described main shaft is rotated by base bearing and is assemblied in gear-box, the casing of gear-box be provided with that axis extends in left-right direction for the adpting flange being connected with mainframe.
The technical scheme of a kind of driving chain of wind generating set of this utility model is: a kind of driving chain of wind generating set device, including speed-variable module and mainframe, described speed-variable module includes the main shaft that gear-box and axis extend in left-right direction, described gear-box includes power input shaft and the power output shaft that axis extends in left-right direction, the left end of main shaft is for being in transmission connection with impeller, the right-hand member of main shaft is in transmission connection for the power input shaft with gear-box, described main shaft is rotated by base bearing and is assemblied in gear-box, the casing of gear-box is provided with the adpting flange that axis extends in left-right direction, adpting flange is connected with mainframe by connector, the first resilient snubber of elastically deformable in the lateral direction it is provided with between adpting flange and mainframe.
Described first resilient snubber has multiple and along adpting flange flange face to be provided at circumferentially spaced.
Described mainframe includes installing rack and pressing plate, and adpting flange is between installing rack and pressing plate, and the first resilient snubber includes the left resilient snubber between pressing plate and adpting flange and the right resilient snubber between adpting flange and installing rack.
It is correspondingly arranged on the locating slot for the right resilient snubber of positioning compression with right resilient snubber on the flange face on the right side of described adpting flange.
Described connector is the connecting bolt being arranged between adpting flange and main support that axis extends in left-right direction, and what driving chain of wind generating set device also included being sheathed on connecting bolt can second resilient snubber for buffering moment of torsion suffered by base bearing and gear-box of elastomeric radial.
nullThe technical scheme of a kind of wind power generating set of the present utility model is: a kind of wind power generating set，Including the impeller being sequentially arranged from low speed end to speed end and transmission chain device，Transmission chain device includes the speed-variable module being sequentially arranged from low speed end to speed end、Mainframe and electromotor，Described speed-variable module includes the main shaft that gear-box and axis extend in left-right direction，Gear-box includes power input shaft and the power output shaft that axis extends in left-right direction，The left end of main shaft is for being in transmission connection with impeller，The right-hand member of main shaft is in transmission connection for the power input shaft with gear-box，Described main shaft is rotated by base bearing and is assemblied in gear-box，The casing of gear-box is provided with the adpting flange that axis extends in left-right direction，Adpting flange is connected with mainframe by connector，The first resilient snubber of elastically deformable in the lateral direction it is provided with between adpting flange and mainframe.
Described first resilient snubber has multiple and along adpting flange flange face to be provided at circumferentially spaced.
Described mainframe includes installing rack and pressing plate, and adpting flange is between installing rack and pressing plate, and the first resilient snubber includes the left resilient snubber between pressing plate and adpting flange and the right resilient snubber between adpting flange and installing rack.
Described connector is the connecting bolt being arranged between adpting flange and main support that axis extends in left-right direction, and what driving chain of wind generating set device also included being sheathed on connecting bolt can second resilient snubber for buffering moment of torsion suffered by base bearing and gear-box of elastomeric radial.
The beneficial effects of the utility model are: main shaft is rotated by base bearing and is assemblied in gear-box, main shaft is integrated in inside gear-box, main shaft participates in assembling with gear-box as an entirety, can effectively reduce the assembly difficulty of wind power generating set, improve efficiency of assembling, the casing of gear-box is provided with the adpting flange for being connected with mainframe, the axis of adpting flange extends in left-right direction, being provided with between adpting flange and mainframe can the first resilient snubber of elastic deformation in the lateral direction, it is effectively reduced by low speed end impeller base bearing and the impact of gear-box, improve base bearing and the reliability of gear-box.
Accompanying drawing explanation
Fig. 1 is the structural representation of the transmission chain device in an embodiment of a kind of wind power generating set of the present utility model, is also simultaneously the structural representation of speed-variable module in transmission chain device；
Fig. 2 is the left view removed after impeller of Fig. 1；
Fig. 3 is the partial sectional view at the A-A in Fig. 2.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.nullThe specific embodiment of a kind of wind power generating set of the present utility model，As shown in Figure 1 to Figure 3，Including the impeller 2 arranged from low speed end to speed end and transmission chain device，Transmission chain device includes the main shaft 3 being sequentially arranged from low speed end to speed end、Gear-box 4、Mainframe、Electromotor 8 and generator support 10，Direction from left to right it is presented as in the present embodiment from low speed end to speed end，The inclination angle of 4.5 degree is had between transmission chain device and horizontal line，Connected by pitch variable bearings on impeller 2 and have blade 1，Impeller 2 is connected with main shaft 3 bolt，Main shaft 3 and gear-box 4 constitute speed-variable module，Main shaft 3 is rotated by base bearing and is assemblied in gear-box 4，Gear-box 4 is internal uses secondary planetary gear group to add the drive mechanism that one-level is parallel，Secondary planetary gear group is followed successively by first planet gear train and the second planetary gearsets from left to right，Main shaft 3 is in transmission connection through the planet carrier of base bearing with the first planet gear train within gear-box 3，Base bearing is double-row conical bearing.
nullGear-box 4 includes the power output shaft that the axis being in transmission connection with electromotor 8 extends in left-right direction and the power input shaft being in transmission connection with main shaft 3，The right-hand member of the casing of gear-box 4 is provided with adpting flange 11，Gear-box 4 is connected on mainframe 6 by connecting bolt 16 by adpting flange 11，The first resilient snubber of elastically deformable in the lateral direction it is provided with between adpting flange 11 and mainframe，First resilient snubber is sheathed on connecting bolt 16，Mainframe includes pressing plate 14 and installing rack 6，First resilient snubber includes the left resilient snubber 13 being arranged between pressing plate 14 and adpting flange 11 and the right resilient snubber 5 between adpting flange 11 and installing rack 6，First resilient snubber is transferred to the shock loading on base bearing and gear-box 4 for buffering by impeller 2，Right resilient snubber 5 is circular rubber blanket，Quantity be 24 and along adpting flange 11 right side flange face circumference uniform intervals arrange，It is correspondingly arranged on the locating slot 12 for the right resilient snubber of positioning compression 5 with corresponding right resilient snubber 5 on the flange face on the right side of adpting flange 11，Pressing plate 14、Left resilient snubber 13、Adpting flange 11、The bolt penetration hole passed for connecting bolt 16 it is provided with on right resilient snubber 5 and installing rack 6.Be arranged with in bolt penetration hole on adpting flange 11 on connecting bolt 16 that axis extends in left-right direction can the second resilient snubber 15 of elastomeric radial, for the moment of torsion suffered by buffer gear cold case 4.Due to wind power generating set in the course of the work, rotation and swing due to blade, impeller 2 meeting one additional moment of flexure of generation to gear-box 4, make to be stressed at the adpting flange 11 1 of gear-box 4, by pulling force at corresponding one, and it is respectively provided with left resilient snubber 13 and right resilient snubber 5 in the left and right both ends of the surface of adpting flange 11, and can preferably reduce the effect of moment of flexure, simultaneously can also more preferable buffer gear cold case 4 impact load.
The power output shaft of gear-box 4 is in transmission connection by shaft coupling 7 with the power input shaft of electromotor 8, and there is diaphragm structure at the two ends of shaft coupling 7, and middle cylinder uses glass-reinforced plastic material, and diaphragm structure is effectively reduced electromotor 8 and misaligns adverse effect.Shaft coupling 7 is provided with torque limiter near the side of electromotor 8, and this torque limiter can prevent electromotor 8 short circuit moment of torsion from gear-box 4 is caused damage.It is provided with four between electromotor 8 and generator support 10 and plays support and the damping element 9 of damping effect, four rectangular distributions of damping element 9.
In other embodiments of the present utility model, the first resilient snubber can also only include right resilient snubber, and is not provided with left resilient snubber, now installing rack i.e. mainframe；The quantity of right resilient snubber can be adjusted as required；Left and right resilient snubber can also be all an overall ring-shaped rubber pad, and do not uses multiple single round rubber pad；Locating slot can also be not provided with on the right flange face of adpting flange and use the right flange face of adpting flange directly to push up the right resilient snubber of pressure；The second resilient snubber can also be not provided with in the case of satisfied use；The present embodiment middle gear case is arranged between impeller and mainframe, and gear-box can also be arranged at the right side of mainframe；Adpting flange can also be arranged at centre position or other positions of the casing of gear-box.
The embodiment of a kind of driving chain of wind generating set device is identical with the embodiment of the transmission chain device in each embodiment of above-mentioned a kind of wind power generating set, and here is omitted.
The embodiment of a kind of speed-variable module is identical with the embodiment of the speed-variable module in each embodiment of above-mentioned a kind of wind power generating set, and here is omitted.
Claims (10)
1. a speed-variable module, the main shaft extended in left-right direction including gear-box and axis, the left end of main shaft is for being in transmission connection with impeller, the right-hand member of main shaft is in transmission connection for the power input shaft with gear-box, it is characterized in that: described main shaft is rotated by base bearing and is assemblied in gear-box, the casing of gear-box be provided with that axis extends in left-right direction for the adpting flange being connected with mainframe.
2. a driving chain of wind generating set device, including speed-variable module and mainframe, described speed-variable module includes the main shaft that gear-box and axis extend in left-right direction, described gear-box includes power input shaft and the power output shaft that axis extends in left-right direction, the left end of main shaft is for being in transmission connection with impeller, the right-hand member of main shaft is in transmission connection for the power input shaft with gear-box, it is characterized in that: described main shaft is rotated by base bearing and is assemblied in gear-box, the casing of gear-box is provided with the adpting flange that axis extends in left-right direction, adpting flange is connected with mainframe by connector, the first resilient snubber of elastically deformable in the lateral direction it is provided with between adpting flange and mainframe.
A kind of driving chain of wind generating set device the most according to claim 2, it is characterised in that: described first resilient snubber has multiple and along adpting flange flange face to be provided at circumferentially spaced.
A kind of driving chain of wind generating set device the most according to claim 3, it is characterized in that: described mainframe includes installing rack and pressing plate, adpting flange is between installing rack and pressing plate, and the first resilient snubber includes the left resilient snubber between pressing plate and adpting flange and the right resilient snubber between adpting flange and installing rack.
A kind of driving chain of wind generating set device the most according to claim 4, it is characterised in that: it is correspondingly arranged on the locating slot for the right resilient snubber of positioning compression with right resilient snubber on the flange face on the right side of described adpting flange.
A kind of driving chain of wind generating set device the most according to claim 2, it is characterized in that: described connector is the connecting bolt being arranged between adpting flange and main support that axis extends in left-right direction, what driving chain of wind generating set device also included being sheathed on connecting bolt can second resilient snubber for buffering moment of torsion suffered by base bearing and gear-box of elastomeric radial.
7. a wind power generating set, including the impeller being sequentially arranged from low speed end to speed end and transmission chain device, transmission chain device includes the speed-variable module being sequentially arranged from low speed end to speed end, mainframe and electromotor, described speed-variable module includes the main shaft that gear-box and axis extend in left-right direction, gear-box includes power input shaft and the power output shaft that axis extends in left-right direction, the left end of main shaft is for being in transmission connection with impeller, the right-hand member of main shaft is in transmission connection for the power input shaft with gear-box, it is characterized in that: described main shaft is rotated by base bearing and is assemblied in gear-box, the casing of gear-box is provided with the adpting flange that axis extends in left-right direction, adpting flange is connected with mainframe by connector, the first resilient snubber of elastically deformable in the lateral direction it is provided with between adpting flange and mainframe.
A kind of wind power generating set the most according to claim 7, it is characterised in that: described first resilient snubber has multiple and along adpting flange flange face to be provided at circumferentially spaced.
A kind of wind power generating set the most according to claim 8, it is characterized in that: described mainframe includes installing rack and pressing plate, adpting flange is between installing rack and pressing plate, and the first resilient snubber includes the left resilient snubber between pressing plate and adpting flange and the right resilient snubber between adpting flange and installing rack.
A kind of wind power generating set the most according to claim 7, it is characterized in that: described connector is the connecting bolt being arranged between adpting flange and main support that axis extends in left-right direction, what driving chain of wind generating set device also included being sheathed on connecting bolt can second resilient snubber for buffering moment of torsion suffered by base bearing and gear-box of elastomeric radial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620339929.1U CN205605364U (en) | 2016-04-21 | 2016-04-21 | Variable speed module and wind generating set and driving chain device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620339929.1U CN205605364U (en) | 2016-04-21 | 2016-04-21 | Variable speed module and wind generating set and driving chain device |
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| Publication Number | Publication Date |
|---|---|
| CN205605364U true CN205605364U (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620339929.1U Active CN205605364U (en) | 2016-04-21 | 2016-04-21 | Variable speed module and wind generating set and driving chain device |
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| CN (1) | CN205605364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556713A (en) * | 2018-06-01 | 2019-12-10 | 中国电力科学研究院有限公司 | anti-seismic structure for pillar type electrical equipment |
-
2016
- 2016-04-21 CN CN201620339929.1U patent/CN205605364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556713A (en) * | 2018-06-01 | 2019-12-10 | 中国电力科学研究院有限公司 | anti-seismic structure for pillar type electrical equipment |
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