CN203948606U - High-power wind-driven generator test stand gear-box - Google Patents
High-power wind-driven generator test stand gear-box Download PDFInfo
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- CN203948606U CN203948606U CN201420168830.0U CN201420168830U CN203948606U CN 203948606 U CN203948606 U CN 203948606U CN 201420168830 U CN201420168830 U CN 201420168830U CN 203948606 U CN203948606 U CN 203948606U
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- 239000002828 fuel tank Substances 0.000 claims abstract description 12
- 238000005461 lubrication Methods 0.000 claims abstract description 11
- 238000007667 floating Methods 0.000 claims abstract description 4
- 239000000314 lubricant Substances 0.000 claims description 4
- -1 motor-drive pump Substances 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to a kind of high-power wind-driven generator test stand gear-box, in test stand gear-box, contains gear for two stage planetary gear train, and its output gear train comprises gearwheel and parallel female splined shaft and output gear shaft, and gearwheel is fixed on female splined shaft; Casing comprises front case lid, toggle, rear box and the back box lid being comprised of upper and lower case lid, first order ring gear is between front case lid and toggle, second level ring gear is between toggle and rear box, and upper box lid and the connecting part of lower case lid and the medial axis of tubular axis are at grade; The input planet carrier of first order planetary gear train by bearings in front case lid and toggle, second level planet carrier by bearings between toggle and rear box; First order sun wheel shaft, second level sun wheel shaft and female splined shaft successively floating bushing are loaded on tubular axis; Lubrication system comprises external fuel tank, motor-drive pump, oil path distributor and leads to the oil leab of each bearing.
Description
Technical field
The utility model relates to gear-box, especially a kind of high-power wind-driven generator test stand gear-box.
Background technique
Wind-power electricity generation is compared with traditional thermal power generation, has the free of contamination advantage of generating, compares with hydroelectric power, have that capital construction cost is low, floor space is little, maintaining is advantage easily, especially large-scale hydroelectric power plant, and storage reservoir also easily causes certain potential safety hazard to downstream.
High-power generator test stand is the detection facility of before the work of wind-driven generator heaven, it being tested, and gear-box is the critical component in this equipment, development along with wind-driven generator, wind energy turbine set generating has been produced and be applied to domestic 1.5 megawatts and 2 megawatt wind driven generators in batches, 3 megawatt wind driven generators are small lot application also, and gear-box is the critical component of wind-driven generator; China's megawatt-grade high-power accelerating gearbox for wind power generator development rapidly, domestic 1.5 megawatts and 2 megawatt wind driven generators have produced and have been applied to wind energy turbine set generating in batches with gear-box at present, and powerful wind-driven generator need to obtain larger wind-force, antenna height, generally all at tens meters, even surpasses hundred meters, after installation, goes wrong, the workload of doing over again is larger, therefore,, before powerful wind-driven generator gear-box drops into installation, be necessary it to carry out final detection.Gear-box for high-power wind-driven generator test stand should have larger velocity ratio and bearing capacity, has higher reliability, could meet the demand that the power gearbox of wind power generator of different size is tested it before install in heaven.
Model utility content
The purpose of this utility model is, at present, to the demand for high-power wind-driven generator test stand gear-box, provides a kind of new gear-box for high-power wind-driven generator test stand.
The purpose of this utility model is achieved in that a kind of high-power wind-driven generator test stand gear-box, comprise casing, planetary gear train, tubular axis, output gear train and lubrication system, it is characterized in that: in test stand gear-box, contain gear for two stage planetary gear train, its output gear train comprises gearwheel and parallel female splined shaft and output gear shaft, and concrete structure is:
Casing comprises front case lid, toggle, rear box and the back box lid being comprised of upper box lid and lower case lid, first order ring gear is between front case lid and toggle, second level ring gear is between toggle and rear box, and upper box lid and the connecting part of lower case lid and the medial axis of tubular axis are at grade; After front case lid, first order ring gear, toggle, second level ring gear, rear box are sequentially fixedly connected with, upper box lid and lower case lid are closely connected with rear box by locating stud and bolt;
First order planetary gear train comprises input planet carrier, first order planet wheel shaft, first order planet wheel, first order ring gear and first order sun wheel shaft; Second level planetary gear train comprises second level planet carrier, second level planet wheel shaft, second level planet wheel, second level ring gear and second level sun wheel shaft;
Input planet carrier is by bearings between front case lid and toggle, and its input end is through front case lid; Second level planet carrier by bearings between toggle and rear box; First order sun wheel shaft, second level sun wheel shaft and female splined shaft successively floating bushing are loaded on tubular axis, and the connecting part of tubular axis and back box lid is provided with transparent cover, tubular axis by bearings in back box lid; Output gear shaft and female splined shaft respectively by bearings between rear box and back box lid;
First order sun wheel shaft is connected with second level planet carrier by spline, and second level sun wheel shaft is connected with female splined shaft by spline, the gearwheel on female splined shaft and output gear shaft engagement;
The gearwheel of output gear train is fixed on female splined shaft;
Described lubrication system comprises external fuel tank, motor-drive pump, oil path distributor and leads to the oil leab of each bearing.
In the utility model, input planet carrier adopts tapered roller bearing to be supported in front casing and toggle, on input planet carrier, be provided with equally distributed four first order planet wheel shafts, first order planet wheel is arranged on corresponding first order planet wheel shaft by the bearing of two arranged in co-axial alignment; Second level planet carrier adopts conical bearing to be supported in toggle and rear box, on the planet carrier of the second level, be provided with equally distributed three second level planet wheel shafts, second level planet wheel is arranged on the planet wheel shaft of the second level by the roller bearing of two arranged in co-axial alignment.
In the utility model, front transparent cover place adopts mechanical seal.
In the utility model, the mechanical seal at front transparent cover place is that two outside framework oil seals are installed in series.
In the utility model, in lubrication system, be provided with two electric-motor pumps, an electric-motor pump is transported to each bearing by lubricant oil in external fuel tank by oil path distributor and each oil leab; Another electric-motor pump is recycled to external fuel tank by the lubricant oil of backflow.
The utility model has the advantage of:
Gear-box adopts secondary planet train to add the parallel output gear architecture of one-level, inputs planet carrier, second level planet carrier employing tapered roller bearing simultaneously, has both increased bearing capacity, has reduced again installing space; Front transparent cover place has adopted mechanical sealing, guarantees the in the situation that of high-power wind power generation test stand, and case lid place can leakage of oil before gear-box; Two outside framework oil seals are installed in series at front transparent cover place, have both prevented that gear-box interior oil from flowing out, and also avoid external dust etc. to enter gear-box inside; Gear-box is provided with forced lubricating system, forced lubricating system is provided with two electric-motor pumps, electric-motor pump oil suction from external fuel tank, by oil path distributor, be connected with each oil leab, on each casing, each planet carrier and each planet wheel shaft, be equipped with the oil leab towards each lubricating point, each point is carried out to pressure lubrication; Oil in gear-box is sucked back to external fuel tank by another one electric-motor pump, guarantees that the interior oil level of gear-box is no more than the highest liquid level of setting.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment's of relating to of the utility model structural representation;
In figure, 1, front casing, 2, input planet carrier, 3, first order ring gear, 4, toggle, 5, second level planet carrier, 6, second level ring gear, 7, rear box, 8, gearwheel, 9, female splined shaft, 10, upper box lid, 11 times case lids, 12, bearing, 13, first order planet wheel, 14, first order planet wheel shaft, 15, first order sun wheel shaft, 16, bearing, 17, second level planet wheel, 18, second level planet wheel shaft, 19, second level sun wheel shaft, 20, output gear shaft, 21, front transparent cover, 22, tubular axis, 23, transparent cover.
Embodiment
Accompanying drawing is nonrestrictive discloses the structural representation of the specific embodiment that the utility model relates to, and below in conjunction with accompanying drawing, the utility model will be further described.
As seen from Figure 1, a kind of high-power wind-driven generator test stand gear-box, comprises casing, gear for two stage planetary gear train, output gear train, lubrication system, wherein:
Casing comprises front casing 1, toggle 4, rear box 7 and the back box lid being comprised of upper box lid 10 and lower case lid 11, and described first order ring gear 3 is between front casing 1 and toggle 4, and described second level ring gear 6 is between toggle 4 and rear box 7; Front casing 1, first order ring gear 3, toggle 4, second level ring gear 6, rear box 7 are sequentially fixedly connected with back box lid; The binding site of described upper box lid 10 and lower case lid 11 is in crossing in the plane of tubular axis 22 medial axis, and upper box lid 10 and lower case lid 11 are closely connected with rear box 7 by locating stud and threaded fastener.
First order planetary gear train comprises input planet carrier 2, first order planet wheel shaft 14, first order planet wheel 13, first order ring gear 6 and first order sun wheel shaft 15; The second planetary gear train comprises second level planet carrier 5, second level planet wheel shaft 18, second level planet wheel 17, second level ring gear 6 and second level sun wheel shaft 19.
Input planet carrier 2 is by bearings between front casing 1 and toggle 4, and its input end is through front casing 1; Second level planet carrier 5 by bearings between toggle 4 and rear box 7; First order sun wheel shaft 15, second level sun wheel shaft 19 and female splined shaft 9 successively floating bushing are connected on tubular axis 22, and tubular axis 22 is provided with transparent cover 23 with the connecting part of back box lid, tubular axis 22 by bearings in back box lid; Output gear shaft 20 and female splined shaft 9 respectively by bearings between rear box 7 and back box lid.
First order sun wheel shaft 15 is connected with second level planet carrier 5 by spline, and second level sun wheel shaft 19 is connected with female splined shaft 9 by spline, and gearwheel 8 is fixed on female splined shaft 9, the gearwheel 8 on female splined shaft 9 and output gear shaft 20 engagements.
In the present embodiment, input planet carrier 2 adopts tapered roller bearing to be supported in front casing 1 and toggle 4, on input planet carrier 2, be provided with equally distributed four first order planet wheel shafts 14, first order planet wheel 13 is arranged on corresponding first order planet wheel shaft 14 by the bearing 12 of two arranged in co-axial alignment; The second planet carrier 5 adopts conical bearing to be supported in toggle 4 and rear box 7, on the second planet carrier 5, being provided with the roller bearing 16 of equally distributed three the second planet wheel shaft 18, the second planet wheels 17 by two arranged in co-axial alignment is arranged on the second planet wheel shaft 18.
During concrete enforcement, before gear-box, transparent cover 21 places adopt mechanical seal; The mechanical seal at front transparent cover 21 places is that two outside framework oil seals are installed in series;
In this example is implemented, gear-box is provided with external fuel tank and lubrication system, and lubrication system is provided with two electric-motor pumps, and pump oil suction from external fuel tank, is connected with each oil leab by oil path distributor, pressure lubrication is provided to all lubricating points; Another one pump sucks back oil to external fuel tank from the spill port on lower case lid 11.
During actual use, input planet carrier 2 is connected with the input planet carrier of being tested gear-box, motor on test stand is connected with output gear shaft 20, by motoring output gear shaft 20 high speed rotating on test stand, drives splined shaft 9 and gearwheel 8 synchronously to rotate; Splined shaft 9 drives second level sun wheel shaft 19 to produce rotation, and because second level planet wheel 17 meshes with second level ring gear 6 and second level sun wheel shaft 19 simultaneously, second level planet wheel 17 drives second level planet carriers 5 to rotate; Second level planet carrier 5 drives first order sun gear 15 synchronously to rotate, because first order planet wheel 13 meshes with first order ring gear 3 and first order sun wheel shaft 15 simultaneously, first order planet wheel 13 drives input planet carrier 2 to rotate, input planet carrier 2 drives again by the input planet carrier of test gear-box, the last technical performance by quilt test gear-box measuring gear case.
Claims (4)
1. a high-power wind-driven generator test stand gear-box, comprise casing, planetary gear train, tubular axis, output gear train and lubrication system, it is characterized in that: in test stand gear-box, contain gear for two stage planetary gear train, its output gear train comprises gearwheel and parallel female splined shaft and output gear shaft, and concrete structure is:
Casing comprises front case lid, toggle, rear box and the back box lid being comprised of upper box lid and lower case lid, first order ring gear is between front case lid and toggle, second level ring gear is between toggle and rear box, and upper box lid and the connecting part of lower case lid and the medial axis of tubular axis are at grade; After front case lid, first order ring gear, toggle, second level ring gear, rear box are sequentially fixedly connected with, upper box lid and lower case lid are closely connected with rear box by locating stud and bolt;
First order planetary gear train comprises input planet carrier, first order planet wheel shaft, first order planet wheel, first order ring gear and first order sun wheel shaft; Second level planetary gear train comprises second level planet carrier, second level planet wheel shaft, second level planet wheel, second level ring gear and second level sun wheel shaft;
Input planet carrier is by bearings between front case lid and toggle, and its input end is through front case lid; Second level planet carrier by bearings between toggle and rear box; First order sun wheel shaft, second level sun wheel shaft and female splined shaft successively floating bushing are loaded on tubular axis, and the connecting part of tubular axis and back box lid is provided with transparent cover, tubular axis by bearings in back box lid; Output gear shaft and female splined shaft respectively by bearings between rear box and back box lid;
First order sun wheel shaft is connected with second level planet carrier by spline, and second level sun wheel shaft is connected with female splined shaft by spline, the gearwheel on female splined shaft and output gear shaft engagement;
The gearwheel of output gear train is fixed on female splined shaft;
Described lubrication system comprises external fuel tank, two electric-motor pumps, oil path distributors and leads to the oil leab of each bearing; Wherein, an electric-motor pump is transported to each bearing by lubricant oil in external fuel tank by oil path distributor and each oil leab; Another electric-motor pump is recycled to external fuel tank by the lubricant oil of backflow.
2. high-power wind-driven generator test stand gear-box according to claim 1, it is characterized in that, input planet carrier adopts tapered roller bearing to be supported in front casing and toggle, on input planet carrier, be provided with equally distributed four first order planet wheel shafts, first order planet wheel is arranged on corresponding first order planet wheel shaft by the bearing of two arranged in co-axial alignment; Second level planet carrier adopts conical bearing to be supported in toggle and rear box, on the planet carrier of the second level, be provided with equally distributed three second level planet wheel shafts, second level planet wheel is arranged on the planet wheel shaft of the second level by the roller bearing of two arranged in co-axial alignment.
3. high-power wind-driven generator test stand gear-box according to claim 2, is characterized in that, front transparent cover place adopts mechanical seal.
4. high-power wind-driven generator test stand gear-box according to claim 3, is characterized in that, the mechanical seal at front transparent cover place is that two outside framework oil seals are installed in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420168830.0U CN203948606U (en) | 2014-04-09 | 2014-04-09 | High-power wind-driven generator test stand gear-box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420168830.0U CN203948606U (en) | 2014-04-09 | 2014-04-09 | High-power wind-driven generator test stand gear-box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203948606U true CN203948606U (en) | 2014-11-19 |
Family
ID=51890643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420168830.0U Expired - Fee Related CN203948606U (en) | 2014-04-09 | 2014-04-09 | High-power wind-driven generator test stand gear-box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203948606U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035854A (en) * | 2017-12-28 | 2018-05-15 | 南京高速齿轮制造有限公司 | Wind power speed-increasing gearbox planet carrier upwind conical bearing oil spout lubricating structure |
| CN111207922A (en) * | 2020-01-14 | 2020-05-29 | 中国北方车辆研究所 | High-power high-rotation-speed planetary speed change mechanism test device |
-
2014
- 2014-04-09 CN CN201420168830.0U patent/CN203948606U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035854A (en) * | 2017-12-28 | 2018-05-15 | 南京高速齿轮制造有限公司 | Wind power speed-increasing gearbox planet carrier upwind conical bearing oil spout lubricating structure |
| CN111207922A (en) * | 2020-01-14 | 2020-05-29 | 中国北方车辆研究所 | High-power high-rotation-speed planetary speed change mechanism test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190930 Address after: 211100 No. 30 Houjiao Road, Jiangning District, Nanjing City, Jiangsu Province (Jiangning High-tech Park) Co-patentee after: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. Patentee after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211100 No. 1 East Tianyuan Road, Jiangning Science Park, Nanjing, Jiangsu Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200518 Address after: No. 30 Houjiao Road, Jiangning District, Nanjing, Jiangsu Province, 210000 (Jiangning High-tech Park) Patentee after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211100 No. 30 Houjiao Road, Jiangning District, Nanjing City, Jiangsu Province (Jiangning High-tech Park) Co-patentee before: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230207 Granted publication date: 20141119 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230327 Granted publication date: 20141119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 |