CN204941789U - A kind of small-sized wind power generator with line gear speeder - Google Patents

A kind of small-sized wind power generator with line gear speeder Download PDF

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Publication number
CN204941789U
CN204941789U CN201520617940.5U CN201520617940U CN204941789U CN 204941789 U CN204941789 U CN 204941789U CN 201520617940 U CN201520617940 U CN 201520617940U CN 204941789 U CN204941789 U CN 204941789U
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gear
line gear
generator
wind
small
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CN201520617940.5U
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陈扬枝
崔秀燕
吕月玲
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South China University of Technology SCUT
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South China University of Technology SCUT
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    • 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
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The utility model discloses a kind of small-sized wind power generator with multiplying gear, comprise pylon, be arranged on the cabin bracket on described pylon top rotationally, the cabin be fixed in described cabin bracket, generator, wind wheel by generator described in wind-drive, between described wind wheel and Generator, export after being connected with the input speed speedup by wind wheel and drive the line gear speeder of electrical power generators.The utility model can utilize less wind-force to generate electricity, there is miniaturization, volume is little, wind energy utilization is high, structure is simple, the advantage of low cost of manufacture, can meet the demand of users, is suitable for large-scale popularization to use and brings certain economic benefit and social benefit.

Description

A kind of small-sized wind power generator with line gear speeder
Technical field
The utility model belongs to wind turbine equipment, and what be specifically related to is a kind of small-sized wind power generator with Novel wire gear speed increaser.
Background technique
Wind-force is a kind of green energy resource, is also a kind of renewable energy sources, has good development prospect.Wind-driven generator, particularly small-sized wind power generator have investment little, use feature flexibly, mainly apply to some have wind without electricity or power outage area vast agriculture, herd, fisherman and island illumination etc.At present, the Developing mainstream of small-sized wind power generator is the wind-power electricity generation adopting directly driving type, and namely wind wheel is directly connected with generator, is exactly so-called " gearless structure ".But the wind wheel input speed of this direct drive type wind generating is very low, this just requires that motor adopts slow-revving permanent magnet generator, this cost of permanent magnet generator is at a slow speed very high and volume is very large, have impact on the spread use of this green of wind-power electricity generation, renewable energy sources, especially in vast poverty-stricken area.Therefore, wish the wind-power electricity generation of employing half directly driving type, namely use single gear step-up drive.In the prior art, the transmission speeder of wind-driven generator is generally conventional gears speed increasing mechanism, worm and gear speed increasing mechanism etc., there is manufacture cost high, volume is large, speed ratio is little waits deficiency, especially single gear transmission is than smaller, generally can not more than 5, according to multi-stage acceleration, then gear speeder structure relative complex, volume is large, be difficult to miniaturization, worm and gear speed increasing mechanism velocity ratio is larger, but the processing request of worm and gear is higher, so processing cost is also higher, the transmission efficiency of worm and gear is also very low simultaneously, be difficult to the demand meeting users.So, develop a kind of new gear and be inevitable to meet the deficiency of conventional gears in small-size wind power-generating.Line gear is a kind of new gear based on the spatial conjugation curve theory of engagement proposed by professor Chen Yangzhi, and it is mainly applicable to the transmission of little space, has the advantages such as volume is little, velocity ratio large, do not have root to cut.
Model utility content
The technical problems to be solved in the utility model is the deficiency existed for prior art, provides a kind of small-sized wind power generator with novel speeder, and it can improve input speed, the reduction generator volume of generator, reduces generator cost.
The technical solution adopted in the utility model is as follows:
A kind of small-sized wind power generator with multiplying gear, comprise pylon, be arranged on the cabin bracket on described pylon top rotationally, be fixed on the cabin in described cabin bracket, generator, by the wind wheel of generator described in wind-drive, between described wind wheel and Generator, export after being connected with the input speed speedup by wind wheel and drive the line gear speeder of electrical power generators, it is large that line gear has speed ratio, volume is little, the advantages such as low cost of manufacture, line gear speeder can when very microhabitat wind-force, change the slow-speed of revolution of wind wheel input into high rotating speed to export, the i.e. rotating speed of general generator, therefore can abandon expensive permanent magnet generator at a slow speed and change common cheap generator into, meet the demand of users.
Further, described line gear speeder comprises line gear speedup box, front end connects the main shaft of wind wheel, be positioned at the active line gear of line gear speedup box and driven line gear, be arranged on the dunnage in line gear speedup box, described line gear speedup box is positioned at cabin and is fixed in cabin bracket, described main shaft is by being positioned at the front end deep groove ball bearing of line gear speedup box front end, the rear end deep groove ball bearing of front cover and rear end, rear end cover is arranged on line gear speedup box, described active line gear to be set on main shaft by flat key and by the shaft shoulder of main shaft and the axial direction positioning device that is enclosed within main shaft to its axially locating, diaxon intersecting angle initiatively when line gear and the engagement of driven line gear is 0 0< θ <180 0one end that described driven line gear is positioned at line gear speedup box is supported by dunnage, the one end extended to outside line gear speedup box connects generator, by adopting a pair single-stage line gear transmission, an i.e. active line gear and a driven line gear, line tooth is evenly distributed on cylindrical matrix, and line gear has the advantages such as speed ratio is large, volume is little, low cost of manufacture, and emphasis to realize in isoplanar 0 0< θ <180 0engagement driving between arbitrarily angled intersecting axle, this makes speedup box establish timing structure simple and have flexibility.
Further, diaxon intersecting angle when described active line gear and the engagement of driven line gear is θ=90 0, because the high-level environment space of small-sized wind power generator institute is limited, simultaneously in order to easy for installation, adopt cross line meshed transmission gear, can play and reduce the volume in cabin and the effect of weight.
Further, swivel gear is provided with between described pylon top and cabin bracket, described swivel gear comprises the solid of rotation being fixedly connected on pylon top, described solid of rotation is rotationally connected by the axial bore of floating bearing and cabin bracket, described generator to be located in the axial bore of cabin bracket and to be arranged on above solid of rotation, by generator being arranged on the solid of rotation in the axial bore of existing cabin bracket, then without the need to additionally reserving the holding space of generator in cabin, saving the space in cabin further, reducing the weight in cabin.
Further, described axial direction positioning device comprises abutment sleeve or nut, and abutment sleeve can realize locating by coordinating with bearing and end cap, and nut then realizes location by screw thread.
Further, described wind wheel comprises wheel hub and is arranged on the blade on wheel hub, and the quantity of described blade is 5, and setting angle is 8.1 0speed increasing mechanism is provided with between wind wheel and generator, then transmission efficiency is relative with Driving Torque reduces, in order to make up these deficiencies that speed increasing mechanism brings, the efficiency making wind wheel catch wind energy that increases of the number of blade increases, and increasing of the increase of established angle and the number of blade, wind wheel Driving Torque is increased.
Compared to existing technology, the small-sized wind power generator that the utility model provides is owing to adopting a kind of Novel wire gear speed increaser, less wind-force can be utilized to generate electricity, there is miniaturization, volume is little, wind energy utilization is high, structure is simple, the advantage of low cost of manufacture, the demand of users can be met, be suitable for large-scale popularization to use and bring certain economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of small-sized wind power generator with line gear speeder of the utility model.
Fig. 2 is the cross line gear speed increaser structural representation in Fig. 1.
Shown in figure be: 1-blade; 2-wheel hub; 3-spindle bearing holder; 4-line gear speedup box; 5-is line gear initiatively; 6-abutment sleeve; 7-rear end deep groove ball bearing; 8-rear end cover; 9-cabin bracket; 10-cabin; 11-main shaft; 12-dunnage; The driven line gear of 13-; 14-generator; 15-floating bearing; 16-solid of rotation; 17-pylon; 18-front cover; 19-front end deep groove ball bearing.
Embodiment
Be described in further detail the utility model below in conjunction with drawings and Examples, it should be noted that, accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
As shown in Figure 1, a kind of small-sized wind power generator with multiplying gear, comprise pylon 17, be arranged on the cabin bracket 9 on described pylon 17 top rotationally, be fixed on the cabin 10 in described cabin bracket 9, generator 14, by the wind wheel of generator described in wind-drive 14, between described wind wheel and Generator 14, export after being connected with the input speed speedup by wind wheel and the line gear speeder driving generator 14 to generate electricity, it is large that line gear has speed ratio, volume is little, the advantages such as low cost of manufacture, line gear speeder can when very microhabitat wind-force, change the slow-speed of revolution of wind wheel input into high rotating speed to export, the i.e. rotating speed of general generator, therefore can abandon expensive permanent magnet generator at a slow speed and change common cheap generator into, meet the demand of users.
Specifically, in an optimal enforcement example of the present utility model, described line gear speeder comprises line gear speedup box 4, front end connects the main shaft 11 of wind wheel, be positioned at active line gear 5 and the driven line gear 13 of line gear speedup box 4, be arranged on the dunnage 12 in line gear speedup box 4, described line gear speedup box 4 is positioned at cabin 10 and is fixed in cabin bracket 9, described main shaft 11 is by being positioned at the front end deep groove ball bearing 19 of line gear speedup box 4 front end, the rear end deep groove ball bearing 7 of front cover 18 and rear end, rear end cover 8 is arranged on line gear speedup box 4, described active line gear 5 to be set on main shaft 11 by flat key and by the shaft shoulder of main shaft 11 and the axial direction positioning device that is enclosed within main shaft 11 to its axially locating, diaxon intersecting angle when initiatively line gear 5 and driven line gear 13 engage is 0 0< θ <180 0one end that described driven line gear 13 is positioned at line gear speedup box 4 is supported by dunnage 12, the one end extended to outside line gear speedup box 4 connects generator 14, by adopting a pair single-stage line gear transmission, an i.e. active line gear and a driven line gear, line tooth is evenly distributed on cylindrical matrix, and line gear has the advantages such as speed ratio is large, volume is little, low cost of manufacture, and emphasis to realize in isoplanar 0 0< θ <180 0engagement driving between arbitrarily angled intersecting axle, this makes speedup box establish timing structure simple and have flexibility.
Specifically, as shown in Figure 2, in an optimal enforcement example of the present utility model, diaxon intersecting angle when described active line gear 5 and driven line gear 13 engage is θ=90 0the active line tooth of described active line gear 5 and being evenly distributed on respectively cylindrical matrix from moving-wire tooth of driven line gear 13, as on the cylndrical surface being distributed in cylindrical matrix from moving-wire tooth in the shape of a spiral of line gear 13 driven in the present embodiment, the active line tooth of described active line gear 5 is evenly distributed on the axial end of the relatively driven line gear 13 of cylindrical matrix, initiatively line gear and the orthogonal engagement of driven line gear, speedup object is reached by transmission, wherein, line gear speedup box 4 velocity ratio of the present embodiment i=6, initiatively the line number of teeth of line gear 5 is n 1 =18, the line number of teeth of driven line gear 13 is n 2 =3, because the high-level environment space of small-sized wind power generator institute is limited, simultaneously in order to easy for installation, adopt cross line meshed transmission gear, can play and reduce the volume in cabin and the effect of weight.
Specifically, in an optimal enforcement example of the present utility model, swivel gear is provided with between described pylon 17 top and cabin bracket 9, described swivel gear comprises the solid of rotation 16 being fixedly connected on pylon 17 top, described solid of rotation 16 is rotationally connected by the axial bore of floating bearing 15 with cabin bracket 9, described generator 14 to be located in the axial bore of cabin bracket 9 and to be arranged on above solid of rotation 16, because line gear speedup box 4 is orthogonal speedup boxes, change transmission direction, by generator 14 being arranged on the solid of rotation 16 in the axial bore of existing cabin bracket 9, then without the need to reserving the holding space of generator 14 in cabin 10, the space in further saving cabin, reduce the weight in cabin.
Specifically, in an optimal enforcement example of the present utility model, described axial direction positioning device comprises abutment sleeve 6, and abutment sleeve 6 can realize locating by coordinating with bearing and end cap, and nut then realizes location by screw thread.
Specifically, in an optimal enforcement example of the present utility model, the blade 1 that described wind wheel comprises wheel hub 2 and arranges on the hub 2, the quantity of described blade 1 is 5, and setting angle is 8.1 0speed increasing mechanism is provided with between wind wheel and generator, then transmission efficiency is relative with Driving Torque reduces, in order to make up these deficiencies that speed increasing mechanism brings, the efficiency making wind wheel catch wind energy that increases of the number of blade increases, and increasing of the increase of established angle and the number of blade, wind wheel Driving Torque is increased.
Working principle of the present utility model is: when wind-force act on wind wheel make it to rotate with rotating speed A time, wind wheel drives main shaft 11 synchronous axial system of the line gear speedup box 4 be attached thereto, then described active line gear 5 drives the driven line gear 13 be engaged with, because of line gear speedup box 4 velocity ratio i=6, then the output speed of driven line gear 13 is 6A, realizes the multiplication to wind speed round, reaches speedup object, thus makes the generator 14 be attached thereto can start and reach working speed under very little wind conditions, and mechanical energy is converted to electric energy by generator 14.And generator 14 employing of the present utility model is conventional generator, compare slow-revving permanent magnet generator, cost is low and volume is little.
In sum, the small-sized wind power generator that the utility model provides is owing to have employed Novel wire gear speed increaser, less wind-force can be utilized to generate electricity, there is miniaturization, volume is little, wind energy utilization is high, structure is simple, the advantage of low cost of manufacture, the demand of users can be met, be suitable for large-scale popularization to use and bring certain economic benefit and social benefit.
Above-mentioned embodiment is the utility model preferably mode of execution; but mode of execution of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, within the protection domain being included in this patent.

Claims (6)

1. the small-sized wind power generator with multiplying gear, comprise pylon (17), be arranged on the cabin bracket (9) on described pylon (17) top rotationally, the cabin (10) be fixed in described cabin bracket (9), generator (14), wind wheel by generator described in wind-drive (14), it is characterized in that: between described wind wheel and Generator (14), export after being connected with the input speed speedup by wind wheel and drive the line gear speeder that generator (14) generates electricity.
2. the small-sized wind power generator of the band multiplying gear according to claim (1), it is characterized in that: described line gear speeder comprises line gear speedup box (4), front end connects the main shaft (11) of wind wheel, be positioned at active line gear (5) and the driven line gear (13) of line gear speedup box (4), be arranged on the dunnage (12) in line gear speedup box (4), described line gear speedup box (4) is positioned at cabin (10) and is fixed in cabin bracket (9), described main shaft (11) is by being positioned at the front end deep groove ball bearing (19) of line gear speedup box (4) front end, the rear end deep groove ball bearing (7) of front cover (18) and rear end, rear end cover (8) is arranged on line gear speedup box (4), it is upper and by the shaft shoulder of main shaft (11) and the axial direction positioning device that is enclosed within main shaft (11) to its axially locating that described active line gear (5) is set in main shaft (11) by flat key, diaxon intersecting angle initiatively when line gear (5) and driven line gear (13) engagement is 0 0< θ <180 0, one end that described driven line gear (13) is positioned at line gear speedup box (4) is supported by dunnage (12), extends to line gear speedup box (4) one end outward and connects generator (14).
3. the small-sized wind power generator of band multiplying gear according to claim 2, is characterized in that: diaxon intersecting angle when described active line gear (5) and driven line gear (13) engagement is θ=90 0.
4. the small-sized wind power generator of band multiplying gear according to claim 3, it is characterized in that: between described pylon (17) top and cabin bracket (9), be provided with swivel gear, described swivel gear comprise be fixedly connected on the solid of rotation (16) on pylon (17) top, described solid of rotation (16) is rotationally connected by the axial bore of floating bearing (15) and cabin bracket (9), described generator (14) to be located in the axial bore of cabin bracket (9) and to be arranged on solid of rotation (16) top.
5. the small-sized wind power generator of band multiplying gear according to claim 2, is characterized in that: described axial direction positioning device comprises abutment sleeve (6) or nut.
6. the small-sized wind power generator of the band multiplying gear according to any one in claim 1 to 5, it is characterized in that: described wind wheel comprises wheel hub (2) and is arranged on the blade (1) on wheel hub (2), the quantity of described blade (1) is 5, and setting angle is 8.1 0.
CN201520617940.5U 2015-08-17 2015-08-17 A kind of small-sized wind power generator with line gear speeder Active CN204941789U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105041578A (en) * 2015-08-17 2015-11-11 华南理工大学 Minitype wind power generator with line gear speed-increasing device
CN108612628A (en) * 2018-04-19 2018-10-02 安徽六和同心风能设备有限公司 A kind of domestic type wind power generation plant
CN109826752A (en) * 2018-08-30 2019-05-31 国网辽宁省电力有限公司本溪供电公司 A kind of generator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105041578A (en) * 2015-08-17 2015-11-11 华南理工大学 Minitype wind power generator with line gear speed-increasing device
CN108612628A (en) * 2018-04-19 2018-10-02 安徽六和同心风能设备有限公司 A kind of domestic type wind power generation plant
CN108612628B (en) * 2018-04-19 2019-10-15 安徽六和同心风能设备有限公司 A kind of domestic type wind power generation plant
CN109826752A (en) * 2018-08-30 2019-05-31 国网辽宁省电力有限公司本溪供电公司 A kind of generator

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