CN201747913U - Aerogenerator unit speed-up gearbox - Google Patents

Aerogenerator unit speed-up gearbox Download PDF

Info

Publication number
CN201747913U
CN201747913U CN2010202780382U CN201020278038U CN201747913U CN 201747913 U CN201747913 U CN 201747913U CN 2010202780382 U CN2010202780382 U CN 2010202780382U CN 201020278038 U CN201020278038 U CN 201020278038U CN 201747913 U CN201747913 U CN 201747913U
Authority
CN
China
Prior art keywords
gear
order
level
ring gear
wind power
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.)
Expired - Lifetime
Application number
CN2010202780382U
Other languages
Chinese (zh)
Inventor
杜木信
曹云
刘波
黄永平
白博海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Gearbox Co Ltd
Original Assignee
Chongqing Gearbox Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Gearbox Co Ltd filed Critical Chongqing Gearbox Co Ltd
Priority to CN2010202780382U priority Critical patent/CN201747913U/en
Application granted granted Critical
Publication of CN201747913U publication Critical patent/CN201747913U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H37/00Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/04Combinations of toothed gearings only
    • F16H37/041Combinations of toothed gearings only for conveying rotary motion with constant gear ratio
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The utility model discloses an aerogenerator unit speed-up gearbox. A primpary planet gear and a primary sun gear are arranged in a primary internal ring gear connected with a front box body, the primary planet gear is arranged between the primary internal ring gear and the primary sun gear and meshed with both of the primary internal ring gear and the primary sun gear; the primary planet gear is arranged on a primary planet carrier one end of which is arranged on the front box body; a secondary planet gear is arranged on a secondary planet carrier connected with the other end of the primary sun gear through a spline; the secondary internal ring gear is matched with the secondary planet gear and a secondary sun gear is arranged in the secondary internal ring gear, the secondary planet gear is arranged between the secondary internal ring gear and the secondary sun gear and meshed with the secondary sun gear; a parallel gearwheel is arranged on a spline shaft connected with the secondary sun gear through a spline; the back box body is matched with the secondary internal ring gear and an output gear shaft is arranged in the back box body, the output gear shaft is meshed with the parallel gearwheel; a torque arm is arranged between and connected with the primary internal ring gear and the secondary internal ring gear.

Description

The wind power generating set step-up gear
Technical field
The utility model relates to gear-box manufacturing technology field, more particularly, relates to a kind of wind power generating set step-up gear.
Background technique
Wind energy is as a kind of renewable resources, and is because its aboundresources, pollution-free and become the valuable source of world today's generating.Wind-power electricity generation is development in recent years industry more and more fast.Wind power generating set technology and industrialization have been made significant headway, and wind power generating set develops towards powerful unit direction, and the wind power generating set of existing 1~2 MW class has become main flow.
As the core component of wind power generating set, the wind power generating set step-up gear mainly carries out speedup with the speed of impeller, and it is passed to generator generates electricity.
Number of patent application provides a kind of high-power wind-driven generator step-up gear for the patent application of " 200920037420.1 ", and toggle and preceding casing are connected to a fixed in this gear-box, and are arranged on the input end of first order planet carrier.The whole center of gravity of above-mentioned high-power wind-driven generator step-up gear is the position therebetween, and the center of gravity of toggle is on the vertical center line of toggle, so the center of gravity of high-power wind power generation step-up gear and the centroidal distance of toggle are far away, because toggle is as the supporting part of whole gear-box unit, in the process of work, the gravity of gear-box can produce extra moment of flexure, cause gear-box away from a side oscillation of toggle and quickened the fatigue damage of toggle, had a strong impact on the stationarity and the reliability of this wind power generating set step-up gear work.
The model utility content
In view of this, the utility model provides a kind of wind power generating set step-up gear, to improve the stationarity and the reliability of the work of existing wind power generating set step-up gear.
For achieving the above object, the utility model provides following technological scheme:
A kind of wind power generating set step-up gear comprises:
Preceding casing;
The first order ring gear of fixedlying connected with described preceding casing, cooperate in the described first order ring gear first order planet wheel and first order sun gear are installed, described first order planet wheel is arranged between described first order ring gear and the first order sun gear, and meshes with an end and the first order ring gear of described first order sun gear simultaneously;
One side is by Bearing Installation first order planet carrier on the casing before described, and described first order planet carrier is equipped with described first order planet wheel;
Second level planet carrier with the other end of described first order sun gear is connected by spline is equipped with second level planet wheel on the planet carrier of the described second level;
With engagement of described second level planet wheel and the inner second level ring gear that second level sun gear is installed, described second level planet wheel is arranged between described second level ring gear and the second level sun gear, and meshes with described second level sun gear;
Splined shaft with described second level sun gear is connected by spline is equipped with the parallel stage gearwheel on the described splined shaft;
Fixedly connected and the inner rear box that is provided with output gear shaft with described second level ring gear, described output gear shaft and described parallel stage gearwheel mesh;
And lubrication system;
Also comprise being arranged between described first order ring gear and the second level ring gear, and the toggle of fixedlying connected with second level ring gear with described first order ring gear;
The opposite side of described first order planet wheel by bearing fixing on described toggle.
Preferably, in the above-mentioned wind power generating set step-up gear, the support end face of described toggle is square.
Preferably, in the above-mentioned wind power generating set step-up gear, also comprise the flange plate of fixedlying connected with described first order planet carrier.
Preferably, in the above-mentioned wind power generating set step-up gear, described first order planet carrier is fixedlyed connected described flange plate by screw with pin.
Preferably, in the above-mentioned wind power generating set step-up gear, described first order planet wheel and second level planet wheel are 3.
Preferably, in the above-mentioned wind power generating set step-up gear, described lubrication system comprises: mechanical pump and motor-drive pump;
The filter that is connected with the delivery outlet of described mechanical pump and motor-drive pump;
The oil water heat exchange device that is connected with described filter;
The oil dispenser that is connected with the outlet of described oil water heat exchange device.
From above-mentioned technological scheme as can be seen, in the wind power generating set step-up gear that the utility model embodiment provides, toggle is arranged between first order ring gear and the second level ring gear, make that the geometrical center distance of the center of gravity of wind power generating set step-up gear and toggle is close, reduced harmful moment of flexure, harmful moment of flexure of having avoided gravity to produce influences stably to whole wind power generating set step-up gear, has alleviated the fatigue damage of toggle simultaneously.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The sectional structure schematic representation of the wind power generating set step-up gear that Fig. 1 provides for the utility model embodiment;
The structural representation of the wind power generating set step-up gear that Fig. 2 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of wind power generating set step-up gear, has improved the stationarity and the reliability of existing wind power generating set step-up gear work.
Please refer to accompanying drawing 1-2, the wind power generating set step-up gear that the utility model embodiment provides comprises: preceding casing 3, first order planet carrier 2, first order ring gear 4, first order planet wheel 20, first order spider gear shaft 19, first order sun gear 8, toggle 5, second level ring gear 6, rear box 7, parallel stage gearwheel 12, output gear shaft 13, second level planet carrier 9, second level planet wheel 22, second level planet wheel shaft 21, second level sun gear 10, splined shaft 11, flange plate 1 and lubrication system.Wherein:
Preceding casing 3 is fixedlyed connected with first order ring gear 4, in first order ring gear 4, cooperate first order planet carrier 2 and first order sun gear 8 are installed, connect first order planet wheel 20 by first order planet wheel shaft 19 on the first order planet carrier 2, first order planet wheel 20 is arranged between first order ring gear 4 and the first order sun gear 8, and the end with first order ring gear 4 and first order sun gear 8 carries out engagement driving respectively.
On preceding casing 3, the input end of first order planet carrier 2 is fixed with flange plate 1 to first order planet carrier 2 by Bearing Installation, is used for being connected with the unit wheel hub.Flange plate 1, can also connect by other fixed connecting parts on first order planet carrier 2 by screw.
Fixedly connected with second level ring gear 6 with first order ring gear 4 respectively in the two ends of toggle 5.The other end of first order sun gear 8 is the spline axle head, realize being connected with second level planet carrier 9 by spline, by second level planet wheel shaft 21 second level planet wheel 22 is installed on the second level planet carrier 9, second level planet wheel 22 is arranged between second level sun gear 10 and the second level ring gear 6, and simultaneously carries out engagement driving with second level sun gear 10 and second level ring gear 6 and cooperate.
Rear box 7 is fixedlyed connected with second level ring gear 6, the spline axle head of second level sun gear 10 and splined shaft 11 are in transmission connection by spline, are installed in output gear shafts 13 in the rear box 7 simultaneously and carry out power transmission by parallel stage gearwheel 12 with splined shaft 11 and cooperate.
The first order planet wheel 20 in the present embodiment and the minimum number of second level planet wheel 22 are 1, and preferred scheme is that the quantity of first order planet wheel 20 and second level planet wheel 22 is 3, has improved the planet wheel stability of transmission.
Toggle 5 support ends in the present embodiment are square structure, make that the support of whole wind power generating set is more steady, make whole wind power generating set step-up gear simultaneously when assembling, and adjustment is more prone to.
Lubrication system in the present embodiment comprises mechanical pump 15, motor-drive pump 14, filter 18, oil water heat exchange device 16, oil dispenser 17 and various pipeline.Wherein the output terminal of mechanical pump 15 and motor-drive pump 14 all is connected with filter 18, the output terminal that the output terminal of filter is linked into oil water heat exchange device 16, oil water heat exchange device 16 inserts oil dispenser 17, the output terminal of oil dispenser 17 is connected with various pipelines, lubricant oil is transported to each lubricating point of whole wind power generating set step-up gear.Adopt two oil feed pumps in the present embodiment, under normal situation, has only motor-drive pump, and the fuel system that the utility model adopts mechanical pump to combine with motor-drive pump, when whole wind power generating set adjusting or the process of outage in, mechanical pump has guaranteed that profit changes the stability that system lubricates.
Fixedly connected with second level ring gear 6 with first order ring gear 4 respectively in the two ends of the toggle 5 in the present embodiment, be arranged on the intermediate portion of whole wind power generating set, at this moment, the geometrical center of toggle 5 overlaps substantially with the center of gravity of whole wind power generating set step-up gear, make harmful moment of flexure of whole gear-box reduce, improved the stationarity of whole wind power generating set in the working procedure, toggle is arranged between first order ring gear 4 and the second level ring gear 6, reduce the wind power generating set step-up gear in the course of the work to the fatigue damage of toggle 5, improved the reliability of whole wind power generating set step-up gear.
First order planet wheel shaft 19 in the present embodiment and second level planet wheel shaft 21 are installed on first order planet carrier 2 and the second level planet carrier 9 by interference fit and positioning ring respectively, have guaranteed the firm of connection, have improved the efficient of power transmission.
Be provided with seal ring between casing 3, first order ring gear 4, toggle 5, second level ring gear 6 and the rear box 7 before in the wind power generating set step-up gear that provides in the present embodiment, guarantee the sealing of whole wind power generating set step-up gear, prevented the leakage of lubricant oil in the wind power generating set step-up gear.
The working procedure of the wind power generating set step-up gear that the utility model embodiment provides is as follows: flange plate 1 is connected with the wheel hub of impeller, power transmits through first order planet carrier 2, because first order planet wheel 20 is fixed on the first order planet carrier 2, and carry out engagement driving with first order ring gear 4 and first order sun gear 8 respectively, the drive first order sun gear 8 of first order planet carrier 2 carries out transmission; First order sun gear 8 and second level planet carrier 9 are connected by spline, and drive second level planet carrier 9 is rotated, in like manner under the drive of second level planet wheel 22, second level sun gear 10 is rotated, second level sun gear 10 is connected by spline with splined shaft, and give output gear shaft with power transmission by splined shaft, reach the effect of speedup.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and other embodiments' difference that identical and similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make related domain professional and technical personnel can realize or use the utility model.Multiple modification to these embodiments will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims (6)

1. wind power generating set step-up gear comprises:
Preceding casing;
The first order ring gear of fixedlying connected with described preceding casing, cooperate in the described first order ring gear first order planet wheel and first order sun gear are installed, described first order planet wheel is arranged between described first order ring gear and the first order sun gear, and meshes with an end and the first order ring gear of described first order sun gear simultaneously;
One side is by Bearing Installation first order planet carrier on the casing before described, and described first order planet carrier is equipped with described first order planet wheel;
Second level planet carrier with the other end of described first order sun gear is connected by spline is equipped with second level planet wheel on the planet carrier of the described second level;
With engagement of described second level planet wheel and the inner second level ring gear that second level sun gear is installed, described second level planet wheel is arranged between described second level ring gear and the second level sun gear, and meshes with described second level sun gear;
Splined shaft with described second level sun gear is connected by spline is equipped with the parallel stage gearwheel on the described splined shaft;
Fixedly connected and the inner rear box that is provided with output gear shaft with described second level ring gear, described output gear shaft and described parallel stage gearwheel mesh;
And lubrication system;
It is characterized in that, also comprise being arranged between described first order ring gear and the second level ring gear, and the toggle of fixedlying connected with second level ring gear with described first order ring gear;
The opposite side of described first order planet wheel by bearing fixing on described toggle.
2. wind power generating set step-up gear according to claim 1 is characterized in that, the support end face of described toggle is square.
3. wind power generating set step-up gear according to claim 2 is characterized in that, also comprises the flange plate of fixedlying connected with described first order planet carrier.
4. wind power generating set step-up gear according to claim 3 is characterized in that, described first order planet carrier is fixedlyed connected described flange plate by screw with pin.
5. wind power generating set step-up gear according to claim 4 is characterized in that, described first order planet wheel and second level planet wheel are 3.
6. according to any described wind power generating set step-up gear among the claim 1-5, it is characterized in that described lubrication system comprises: mechanical pump and motor-drive pump;
The filter that is connected with the delivery outlet of described mechanical pump and motor-drive pump;
The oil water heat exchange device that is connected with described filter;
The oil dispenser that is connected with the outlet of described oil water heat exchange device.
CN2010202780382U 2010-07-28 2010-07-28 Aerogenerator unit speed-up gearbox Expired - Lifetime CN201747913U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202780382U CN201747913U (en) 2010-07-28 2010-07-28 Aerogenerator unit speed-up gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202780382U CN201747913U (en) 2010-07-28 2010-07-28 Aerogenerator unit speed-up gearbox

Publications (1)

Publication Number Publication Date
CN201747913U true CN201747913U (en) 2011-02-16

Family

ID=43582591

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202780382U Expired - Lifetime CN201747913U (en) 2010-07-28 2010-07-28 Aerogenerator unit speed-up gearbox

Country Status (1)

Country Link
CN (1) CN201747913U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322511A (en) * 2011-09-09 2012-01-18 重庆齿轮箱有限责任公司 Input connecting structure of wind power generation gear box
CN103047094A (en) * 2012-12-15 2013-04-17 大连华锐重工集团股份有限公司 Main transmission step-up gear box used for high-power and high-speed wind powered generator
CN103322172A (en) * 2012-03-19 2013-09-25 南车戚墅堰机车车辆工艺研究所有限公司 Lubricating oil circulating system of gear box
CN103453077A (en) * 2012-05-30 2013-12-18 费尔菲尔德制造公司 Gearbox and roadheader gearbox
CN105202157A (en) * 2015-10-21 2015-12-30 大连理工大学 Power shunt type wind power gear box body

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322511A (en) * 2011-09-09 2012-01-18 重庆齿轮箱有限责任公司 Input connecting structure of wind power generation gear box
CN103322172A (en) * 2012-03-19 2013-09-25 南车戚墅堰机车车辆工艺研究所有限公司 Lubricating oil circulating system of gear box
CN103322172B (en) * 2012-03-19 2015-09-23 南车戚墅堰机车车辆工艺研究所有限公司 Gearbox lubricant circulating system
CN103453077A (en) * 2012-05-30 2013-12-18 费尔菲尔德制造公司 Gearbox and roadheader gearbox
CN103453077B (en) * 2012-05-30 2016-08-10 费尔菲尔德制造公司 Gear-box and the gear-box being combined with development machine
CN103047094A (en) * 2012-12-15 2013-04-17 大连华锐重工集团股份有限公司 Main transmission step-up gear box used for high-power and high-speed wind powered generator
CN105202157A (en) * 2015-10-21 2015-12-30 大连理工大学 Power shunt type wind power gear box body

Similar Documents

Publication Publication Date Title
CN201747913U (en) Aerogenerator unit speed-up gearbox
CN100507307C (en) Hybrid driving type wind motor increasing gear case
CN201714592U (en) Speed-increasing gear box for high-power wind power generator
CN2649869Y (en) Planetary-drive wind-power generating speed increasing box
CN202579059U (en) High-power offshore type wind generator overdrive gear wheel box
CN201714590U (en) Accelerating gearbox for wind power generator
CN202040282U (en) Speedup gear box for high-power wind generator
CN201763546U (en) Semi-direct-drive wind generating set growth gearbox
CN202579058U (en) Acceleration gear box for wind driven generator with power of more than 2.5 megawatts
CN201367988Y (en) Speed-increasing gearbox for downwind wind-driven generator
CN201348010Y (en) Increasing gear box for half-direct-driven wind generation
CN201126005Y (en) Low wind direction type wind power generator step-up gear box
CN2893312Y (en) Booster gear box for wind electric power generator
CN102080632B (en) Wind power generating system
CN201666335U (en) Speedup gear box for aero-generator
CN203962939U (en) A kind of lower velocity shaft supporting structure of wind turbine gearbox
CN202832968U (en) Electro-hydraulic servo synchronizer of megawatt wind turbine generator set
CN201386628Y (en) Wind power generation speed increasing gearbox
CN203272628U (en) Acceleration gearbox for high-power wind driven generator
CN201367989Y (en) Speed-increasing gear case for high-power wind-driven generator
CN102022287A (en) Speed-up gearbox of vertical shaft wind turbine generator system
CN202531361U (en) Compact wind power generation speed-increasing gearbox
CN202793781U (en) Lubricating oil circuit experimental system of large-power speed-increasing gear box for wind-driven generator
CN109654178A (en) A kind of novel megawatt wind power gear case transmission system
CN206017061U (en) A kind of speed-increasing gearbox of wind driven generator

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: 20110216