CN201367990Y - Speed-increasing gear case for hybrid-driven type wind-driven generator - Google Patents
Speed-increasing gear case for hybrid-driven type wind-driven generator Download PDFInfo
- Publication number
- CN201367990Y CN201367990Y CNU2009200374216U CN200920037421U CN201367990Y CN 201367990 Y CN201367990 Y CN 201367990Y CN U2009200374216 U CNU2009200374216 U CN U2009200374216U CN 200920037421 U CN200920037421 U CN 200920037421U CN 201367990 Y CN201367990 Y CN 201367990Y
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- China
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- output spline
- output
- spline
- bearing
- wheel shaft
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- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model relates to a speed-increasing gear case for a hybrid-driven type wind-driven generator, which comprises a front case body, a rear case body, a planetary gear train and an output spline shaft, wherein a sun gear shaft and the output spline shaft are positioned on the same tubular shaft , an external spline on the sun gear shaft is engaged with an internal spline in the output spline shaft, and a pressure limiting plate is arranged at the end of one side of the internal spline of the output spline shaft; a bearing positioned between the output spline shaft and the tubular shaft is positioned at the front end at the joint between the sun gear shaft and the output spline shaft, at least two sealing rings are arranged between the output spline shaft and the tubular shaft and a sealing ring is arranged at the joint between a through cover of an input planet carrier and the tubular shaft; and lubricating oil passages leading to bearing mounting points are arranged on the case body, the input planet carrier and a planet wheel axle, and a lubricating system of the gear case comprises a lubricating oil tank, a motor pump, an oil passage distributor and the lubricating oil passages, wherein the motor pump is in serially connected between the lubricating oil tank and the oil passage distributor and the output end of the motor pump is connected with the lubricating oil passages through the oil passage distributor.
Description
Technical field
The utility model relates to gear-box, especially a kind of wind-driven generator hybrid drive-type step-up gear.
Background technique
Utilize wind-power electricity generation to compare, have the free of contamination advantage of generating, compare with hydroelectric power with traditional thermal power generation, have that the capital construction cost is low, floor space is little, maintaining is advantage easily, and for large-scale hydroelectric power plant, also there is certain potential safety hazard in storage reservoir to the downstream easily.In wind-driven generator, gear-box is the critical component of wind-driven generator, at present in the wind-driven generator that China uses, the general mode that adopts main shaft moment of torsion to be delivered to gear-box from wheel hub, and middle drive part rate of fault is high always, if can reduce the transmission progression of wheel hub, the total breakdown rate of wind-driven generator will be reduced greatly to generator.
The inventor once on December 17th, 2007 to Patent Office of the People's Republic of China with same subject application patent of invention, number of patent application is 200710191373.1, and after this patent was implemented, we found, in the orientation type more complicated of sun wheel shaft, lubricated and sealing also exists and needs improved place.
Summary of the invention
The purpose of this utility model is: the problem at 200710191373.1 patent applications exist provides a kind of new hybrid driving type wind motor increasing gear case.
The purpose of this utility model is achieved in that a kind of hybrid driving type wind motor increasing gear case, casing, ring gear, input planet carrier, planet wheel shaft, planet wheel, sun wheel shaft, output spline before and after comprising, the end cap junction of input planet carrier and preceding casing junction, output spline and rear box is equipped with seal arrangement, it is characterized in that:
Sun wheel shaft and output spline are positioned on the same tubular axis, external splines on the sun wheel shaft and the engagement of the internal spline in the output spline, and internal spline one side end of output spline is provided with spacing pressing plate;
Bearing between output spline and the tubular axis is positioned at sun wheel shaft and output spline junction front end, is provided with the two seals circle between output spline and the tubular axis at least, and the saturating lid and the socket junction of input planet carrier are provided with seal ring;
Casing, input planet carrier and planet wheel shaft are provided with the oil leab towards each Bearing Installation point, the lubrication system of gear-box comprises lubricating oil tank, electric-motor pump, oil circuit distributor and each oil leab, electric-motor pump is serially connected between lubricating oil tank and the oil circuit distributor, and its output terminal is connected with each oil leab by the oil circuit distributor.
In the utility model: described spacing pressing plate is fixedlyed connected with the output spline end by bolt.
In the utility model: adopt double-row conical bearing between input planet carrier and output spline and input planet carrier and the preceding casing; Adopt cylindrical roller bearing or full roller bearing between planet wheel and planet wheel shaft and input planet carrier and the rear box; Bearing between output spline and the tubular axis adopts deep groove ball bearing.
In the utility model: the bearing between output spline and the tubular axis is positioned at sun wheel shaft and output spline junction front end, and the two seals circle is distributed in bearing in them between the output terminal of output spline at least.
Advantage of the present utility model is: the mode that adopts four spot contact bearings to sun wheel shaft realization location in 200710191373.1 patent applications is changed into use spacing pressing plate, structure is simpler, has reduced cost of production, has improved force-bearing situation; Bearing between output spline and the tubular axis is moved on to sun wheel shaft and output spline junction front end, the two seals circle is set between output spline and tubular axis at least, improved sealing effect; Comprise in setting at gear-box and the lubrication system of lubricating oil tank, electric-motor pump, oil circuit distributor and each oil leab gear engagement place and all bearings all to be adopted pressure lubrication, prolonged the working life of gear-box.
Description of drawings
Fig. 1 is a kind of example structure schematic representation that the utility model relates to.
Among the figure: 1, output spline, 2, tin bronze bush, 3, baffle ring, 4, rear box, 5, ring gear, 6, planet wheel, 7, preceding casing, 8, planet wheel shaft, 9, injection loop, 10, sun wheel shaft, 11, saturating lid, 12, the input planet carrier, 13, spacing pressing plate, 14, tubular axis, 15, end cap, 16, seal ring.
Embodiment
Accompanying drawing is nonrestrictive to disclose the structural representation of a kind of specific embodiment that the utility model relates to, and the utility model will be further described below in conjunction with accompanying drawing.
As seen from Figure 1, casing 7 and rear box 4 before casing of the present utility model comprises are provided with ring gear 5 between preceding casing 7, the rear box 4, and preceding casing 7, ring gear 5 and rear box 4 are connected by bolt successively; Input planet carrier 12, sun wheel shaft 10, output spline 1 three's concentric, wherein: sun wheel shaft 10 is positioned on the same tubular axis 14 with output spline 1, internal spline engagement in external splines on the sun wheel shaft 10 and the output spline 1, the other end of sun wheel shaft 10 is provided with injection loop 9, internal spline one side end of output spline 1 is provided with spacing pressing plate 13, the axial force of sun wheel shaft 10 is born by the pressing plate 13 that is fixed on the splined shaft 1, before input planet carrier 12 is installed in by bearing and tin bronze bush 2 and baffle ring 3 between casing 7 and the rear box 4, its input end passes preceding casing 7, output spline 1 is positioned between tubular axis 14 and the input planet carrier 12 by bearing, and the output terminal of output spline 1 passes through the end cap 15 of rear box 4; Input planet carrier 12 peripheries evenly are provided with three planet wheels 6, and the sun gear of 6 whiles of planet wheel with ring gear 5, sun wheel shaft 10 often meshes; Input planet carrier 12 is equipped with seal arrangement with the end cap junction of preceding casing 7, output spline and rear box, simultaneously, at least be provided with two seals circle 16 between output spline 1 and the tubular axis 14, the saturating lid 11 of input planet carrier 12 also is provided with seal ring 16 with tubular axis 14 junctions.
In the present embodiment, casing, input planet carrier and planet wheel shaft are provided with the oil leab towards each Bearing Installation point, the lubrication system of gear-box comprises lubricating oil tank, electric-motor pump, oil circuit distributor and each oil leab, electric-motor pump is serially connected between lubricating oil tank and the oil circuit distributor, and its output terminal is connected with each oil leab by the oil circuit distributor.
During concrete enforcement, described spacing pressing plate 13 is fixedlyed connected with output spline 1 end by bolt;
Adopt cylindrical roller bearing or full roller bearing between planet wheel 6 and planet wheel shaft 8 and input planet carrier 12 and the rear box 4; Adopt double-row conical bearing between input planet carrier 12 and preceding casing 7 and input planet carrier 12 and the output spline 1; Bearing between output spline 1 and the tubular axis 14 adopts deep groove ball bearing.
During actual the use, wheel hub directly is connected with planet carrier 12 by bolt, the kinetic energy that input wind-force forms is imported by input planet carrier 12 by wheel hub, planet wheel 6 is rotated around sun wheel shaft 10, since planet wheel 6 simultaneously with ring gear 5, sun wheel shaft 10 in sun gear often mesh, make sun wheel shaft 10 produce rotations, and drive output spline 1 and rotates synchronously, at last by output spline 1 drive generator for electricity generation.
Claims (4)
1, a kind of hybrid driving type wind motor increasing gear case, casing, ring gear, input planet carrier, planet wheel shaft, planet wheel, sun wheel shaft, output spline before and after comprising, the end cap junction of input planet carrier and preceding casing junction, output spline and rear box is equipped with seal arrangement, it is characterized in that:
Sun wheel shaft and output spline are positioned on the same tubular axis, external splines on the sun wheel shaft and the engagement of the internal spline in the output spline, and internal spline one side end of output spline is provided with spacing pressing plate;
Bearing between output spline and the tubular axis is positioned at sun wheel shaft and output spline junction front end, is provided with the two seals circle between output spline and the tubular axis at least, and the saturating lid and the tubular axis junction of input planet carrier are provided with seal ring;
Casing, input planet carrier and planet wheel shaft are provided with the oil leab towards each Bearing Installation point, the lubrication system of gear-box comprises lubricating oil tank, electric-motor pump, oil circuit distributor and each oil leab, electric-motor pump is serially connected between lubricating oil tank and the oil circuit distributor, and its output terminal is connected with each oil leab by the oil circuit distributor.
2, hybrid driving type wind motor increasing gear case according to claim 1 is characterized in that: described spacing pressing plate is fixedlyed connected with the output spline end by bolt.
3, hybrid driving type wind motor increasing gear case according to claim 2 is characterized in that: adopt double-row conical bearing between input planet carrier and output spline and input planet carrier and the preceding casing; Adopt cylindrical roller bearing or full roller bearing between planet wheel and planet wheel shaft and input planet carrier and the rear box; Bearing between output spline and the tubular axis adopts deep groove ball bearing.
4, according to claim 1 or 2 or 3 described hybrid driving type wind motor increasing gear cases, it is characterized in that: the bearing between output spline and the tubular axis is positioned at sun wheel shaft and output spline junction front end, and the two seals circle is distributed in bearing in them between the output terminal of output spline at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200374216U CN201367990Y (en) | 2009-02-13 | 2009-02-13 | Speed-increasing gear case for hybrid-driven type wind-driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200374216U CN201367990Y (en) | 2009-02-13 | 2009-02-13 | Speed-increasing gear case for hybrid-driven type wind-driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201367990Y true CN201367990Y (en) | 2009-12-23 |
Family
ID=41486882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200374216U Expired - Lifetime CN201367990Y (en) | 2009-02-13 | 2009-02-13 | Speed-increasing gear case for hybrid-driven type wind-driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201367990Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853059A (en) * | 2012-08-31 | 2013-01-02 | 广东明阳风电产业集团有限公司 | Rotational supporting assembly for gearbox test bench of wind generating set |
| CN103791042A (en) * | 2012-10-30 | 2014-05-14 | 吴小杰 | Hybrid drive type wind power speed increasing gear box with bearings lubricated by grease |
| CN108050208A (en) * | 2017-12-28 | 2018-05-18 | 南京高速齿轮制造有限公司 | One-to-two formula transfer case |
| CN109595329A (en) * | 2018-12-28 | 2019-04-09 | 南京高速齿轮制造有限公司 | The wind-power electricity generation main-gear box of detachable parallel stage |
| CN112648355A (en) * | 2020-12-09 | 2021-04-13 | 南京高速齿轮制造有限公司 | Oil injection piece and wind power gear box |
-
2009
- 2009-02-13 CN CNU2009200374216U patent/CN201367990Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853059A (en) * | 2012-08-31 | 2013-01-02 | 广东明阳风电产业集团有限公司 | Rotational supporting assembly for gearbox test bench of wind generating set |
| CN103791042A (en) * | 2012-10-30 | 2014-05-14 | 吴小杰 | Hybrid drive type wind power speed increasing gear box with bearings lubricated by grease |
| CN108050208A (en) * | 2017-12-28 | 2018-05-18 | 南京高速齿轮制造有限公司 | One-to-two formula transfer case |
| CN108050208B (en) * | 2017-12-28 | 2023-07-25 | 南京高速齿轮制造有限公司 | One-to-two transfer case |
| CN109595329A (en) * | 2018-12-28 | 2019-04-09 | 南京高速齿轮制造有限公司 | The wind-power electricity generation main-gear box of detachable parallel stage |
| CN112648355A (en) * | 2020-12-09 | 2021-04-13 | 南京高速齿轮制造有限公司 | Oil injection piece and wind power gear box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091223 |