CN205877139U - Aerogenerator speed reduction box and reducing gear box - Google Patents
Aerogenerator speed reduction box and reducing gear box Download PDFInfo
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- CN205877139U CN205877139U CN201620900313.7U CN201620900313U CN205877139U CN 205877139 U CN205877139 U CN 205877139U CN 201620900313 U CN201620900313 U CN 201620900313U CN 205877139 U CN205877139 U CN 205877139U
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Abstract
The utility model discloses an aerogenerator speed reduction box and reducing gear box is provided with the cavity that is used for holding input gear and output gear in the box, the box includes casing and lid, the lid with the connection can be dismantled to the casing, be provided with the output shaft mounting hole that is used for erectting power output shaft on casing and the lid respectively, center on on casing and the lid the output shaft mounting hole is provided with a plurality of pivot mounting holes that are used for erectting the input gear pivot respectively. The utility model discloses a tip diameter who makes the aperture of pivot mounting hole be greater than input gear when installation or later maintenance, may not open the box completely, only need pull down the apron of left mounting hole or right mounting hole, can be in order to take with the bearing is direct input gear in following the pivot mounting hole out, and it is very convenient from this.
Description
Technical field
This utility model relates to technical field of wind power generation, particularly to a kind of wind-driven generator deceleration box and deceleration
Case.
Background technology
At present, worldwide non-renewable energy resources tend to exhausted, and the pollution that burning petroleum and coal cause is
Jeopardizing the existence of the mankind, the exploitation of green energy resource are increasingly paid attention to by every country.At present wind power industry in
State has had begun to large-scale expansion.Wind-powered electricity generation adding new capacity rises to 2014 from 50.9 ten thousand kilowatts of 2005
2335.5 ten thousand kilowatts, amplification reaches 46.07 times；Wind-powered electricity generation adds up installed capacity and rises to 2014 from 124.95 ten thousand kilowatts of 2005
1.15 hundred million kilowatts, increase by 92.14 times on a year-on-year basis.
Booster engine and electromotor are the critical components of Wind turbines, then by booster engine and generator application to Wind turbines it
Before, it is necessary to it is carried out various correlation test, to ensure to reach to use requirement.As it is shown in figure 1, the structure shape of existing pilot system
Formula is by motor-driven reduction box, and reduction box drives booster engine, then by speedup machine driving generator, reduction box is tradition speedup
Machine reversely uses, and i.e. the outfan of booster engine, input are the input of reduction box, outfan.
It addition, planet circular system more than testing wind-driven generator platform reduction box many employings two-stage of the prior art,
As, the patent in Application No. CN201420168830 discloses one " high-power wind-driven generator testing stand gear-box ", should
Containing gear for two stage planetary gear train in testing stand gear-box, its output gear train includes gear wheel and parallel female splined shaft and output
Gear shaft, gear wheel is fixed on female splined shaft；Casing includes front case lid, toggle, rear box and is made up of upper and lower case lid
Back box lid, first order ring gear between front case lid and toggle, second level ring gear be positioned at toggle and rear box it
Between, the joint portion of upper box lid and lower case lid is with the axis of pipe axle at grade；The input planet of first order planet circular system
Frame is by bearings in front case lid and toggle, and second level planet carrier passes through bearings between toggle and rear box；
First order sun wheel shaft, second level sun wheel shaft and female splined shaft floating bushing successively are loaded on pipe axle；Lubricating system includes external
Fuel tank, electrodynamic pump, oil path distributor and the oil leab towards each bearing.
In prior art, planetary gear deceleration box has the disadvantage in that
Planetary gear deceleration box generally planetary gears adds parallel-axes gears structure, and body structure is complicated, manufactures, fills
Join required precision high；It addition, little gear and axle system thereof cannot single dismantle from casing one end dead eye, need to take casing apart could more
Change, keep in repair more difficult.
Utility model content
The purpose of this utility model is to provide a kind of wind-driven generator deceleration box, to solve planet of the prior art
Wheel deceleration box structure is complicated, the technical problem of maintenance difficult.
This utility model provides a kind of wind-driven generator deceleration box, is provided with use in described wind-driven generator deceleration box
In accommodating input gear and the chamber of output gear；
Described casing includes housing and lid；
Described lid removably connects with described housing；
It is separately provided for setting up the output shaft installing hole of power output shaft on housing and lid；
It is respectively arranged with multiple for setting up input gear rotating shaft on housing and lid around described output shaft installing hole
Rotating shaft installing hole.
Further, described housing is provided with cambered outwards convex annular edge, footpath at the opening's edge of chamber, and convex annular is along upper edge
Circumference is evenly arranged with screwed hole, and described lid is provided with the connecting hole being oppositely arranged with screwed hole, and described lid is with described
Housing is bolted to connection.
Further, multiple described rotating shaft installing holes are uniformly laid along described output shaft installing hole circumference.
Further, the quantity of described rotating shaft installing hole is 4-16.
Further, the quantity of described rotating shaft installing hole is 4,6,8,9,10 or 12.
Further, the described rotating shaft installing hole aperture on described housing and/or described lid is more than described input gear
Tip diameter, input gear can be directly taken out in described casing by this rotating shaft installing hole.
Further, described housing and described lid are correspondingly arranged on otic placode respectively, otic placode is provided with pin-and-hole, pin-and-hole
Inside it is fitted with connecting pin post, described housing and described lid and realizes circumferentially positioned and locking by described connection pin.
Further, described housing and described lid are respectively arranged with 2 described otic placodes being symmetrical set.
Further, described otic placode is provided with the support seat for fastening described connection pin, supports seat and include supporting
Upper cover and support base, support and be provided with the axis hole being coaxially disposed with described pin-and-hole on seat, connects pin and is inserted into described axis hole
In.
Further, it is provided with damping washer between described connection pin and described axis hole.
Further, the described chamber accommodating input gear and output gear is arranged on the housing, and described lid sets
Put at the opening's edge of chamber.
Further, the described chamber accommodating input gear and output gear is separately positioned on described lid and institute by two
The sub-chamber stated on housing combines.
A kind of wind-driven generator reduction box includes described casing, power output shaft, output gear, input gear and motor；
Described output gear is arranged on power output shaft, and is rotatably arranged in casing by power output shaft；
On the described rotating shaft installing hole that described input gear is rotatably arranged on described casing by rotating shaft；
Several described input gears are circumferentially disposed along described output gear, and input gear is meshed with output gear, institute
State motor to be connected with input gear, and drive output gear to rotate by described input gear.
This utility model simple in construction, the radius of output gear is more than input gear radius, and the radius of output gear is with defeated
Entering the ratio of tooth radius and meeting under total reduction ratio requires, this utility model self structure only needs one-stage gear transmission, by
This greatly reduces manufacture and assembly difficulty, and manufacturing cost is lower, safeguards the most convenient.
Further, described input gear is rotatably arranged on described casing by rotating shaft.
Further, described input gear is one-body molded with described rotating shaft, i.e. input gear is described for being rotatably provided in
Gear shaft on casing.
Further, several described input gears are evenly arranged along described output gear circumference.
Further, the two ends, left and right of described input gear are connected with two described motors respectively, and two motors drive simultaneously
A dynamic input gear rotates.
Further, described motor is connected with described input gear by reductor.Specifically, the power output of motor
Axle is directly or indirectly connected with the power shaft of reductor, and the output shaft of reductor is connected with input gear.
Further, the quantity of described input gear is 4-16.
Further, the quantity of described input gear is 4,6,8,9,10 or 12.
Further, described power output shaft is connected with outer drive shafts by expansion sleeve.
Further, the left and right side plate of described casing is respectively symmetrically it is provided with left installing hole and right installing hole；Described turn
Axle is rotatably arranged on left and right installing hole by bearing.
Further, the aperture of described left installing hole and/or described right installing hole is more than the outside circle of described input gear
Diameter, can be taken out input gear by left installing hole or right installing hole in described casing.
By making the tip diameter more than input gear of the aperture of at least one in left installing hole and right installing hole,
When installation or later maintenance, it may not be necessary to fully open casing, it is only necessary to by left installing hole or the lid of right installing hole
Plate is pulled down, and i.e. can input gear and bearing directly be extracted out in installing hole, the most very convenient.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and this practicality is new
The schematic description and description of type is used for explaining this utility model, is not intended that improper restriction of the present utility model.?
In accompanying drawing:
Fig. 1 is existing test system of wind driven generator structural representation；
Fig. 2 is casing decomposing schematic representation in this utility model embodiment 1；
Fig. 3 is casing structural representation in this utility model embodiment 1；
Fig. 4 is otic placode and the assembling schematic diagram being connected pin in this utility model embodiment 1；
Fig. 5 is the structural representation of another kind of casing in this utility model embodiment 1；
Fig. 6 is the wind-driven generator reduction box front view of this utility model embodiment 2；
Fig. 7 is the BB sectional view of Fig. 6；
Fig. 8 is another form of power output shaft and outer drive shafts connection diagram in this utility model embodiment 2；
Fig. 9 is the decomposing schematic representation of casing in this utility model embodiment 2；
Figure 10 is input gear mounting structure figure in this utility model embodiment 2；
In figure:
1-casing；2-reductor；3-input gear；
3a-rotating shaft；4-output gear；5-power output shaft；
7-motor；9-counter flange；11-housing；
11a-right spindle installing hole；12-lid；
12a left rotary shaft installing hole；13-mounting seat；
15-output shaft installing hole；16-otic placode；16a-pin-and-hole；
20-bearing；21-cover plate；22-connects pin；
24-bolt；25-supports seat；25a-supports upper cover；
25b-supports base；26-damping washer；27-expansion sleeve；
28-outer drive shafts；111-housing；121-lid.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in this utility model and the feature in embodiment can
To be mutually combined.Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
Embodiment 1
As shown in Figure 2-5, the chamber for accommodating input gear and output gear it is provided with in casing 1；
Casing 1 includes housing 11 and lid 12；Lid 12 removably connects with housing 11；
As in figure 2 it is shown, the chamber accommodating input gear and output gear can be arranged on housing 11, lid 12 is arranged on
At the opening's edge of housing 11 chamber.
As it is shown in figure 5, accommodate input gear and output gear chamber can also by two be separately positioned on lid 121 with
Sub-chamber on housing 111 combines.
It is separately provided for setting up the output shaft installing hole 15 of power output shaft on housing 11 and lid 12；
It is separately provided for setting up the right side of input gear rotating shaft around output shaft installing hole 15 on housing 11 and lid 12
Rotating shaft installing hole 11a and left rotary shaft installing hole 12a.
Housing 11 is provided with cambered outwards convex annular edge, footpath at the opening's edge of chamber, and convex annular is circumferentially uniformly arranged along upper
Having screwed hole, lid 12 is provided with the connecting hole being oppositely arranged with screwed hole, lid 12 is fixed by bolt 24 with housing 11
Connect.
It is correspondingly arranged on 2 symmetrical otic placodes 16 on housing 11 and lid 12, otic placode 16 is provided with pin-and-hole 16a,
It is fitted with connecting pin post 22, housing 11 and lid 12 in pin-and-hole 16a and realizes circumferentially positioned and locking by connecting pin 22.
Be provided with the support seat 25 for being fastenedly connected pin 22 on otic placode 16, support seat 25 include supporting upper cover 25a and
Support base 25b, support and on seat 25, be provided with the axis hole being coaxially disposed with pin-and-hole 16a, connect pin 22 and be inserted in axis hole.
Connect and be also equipped with damping washer 26 between pin 22 and axis hole.
Compared with prior art, reductor of the present utility model and body structure thereof are simpler, and self structure only need to expire
The installation requirement of foot one-stage gear transmission, reduces manufacture, assembly difficulty；
Multiple input gears and rotating shaft thereof are uniform, and the resultant radial force that casing is engaged by gear is zero, improve fixing end and are subject to
Power situation；
Flexibly connect it addition, connect increase damping washer between pin and otic placode, support seat, reduce load impacting shadow
Ring, buffering vibration energy, improve the job stability of reduction box.
Embodiment 2
As illustrated in figures 6-10, a kind of wind-driven generator reduction box that the present embodiment is provided, it includes that casing 1, power are defeated
Shaft 5, output gear 4, input gear 3 and motor 7；
Output gear 4 is arranged on power output shaft 5, and is rotatably arranged in casing 1 by power output shaft 5；
Input gear 3 is rotatably arranged in casing 1；
Several input gears 3 are circumferentially disposed along output gear 4, and input gear 3 is meshed with output gear 4, motor 7 with
Input gear 3 connects, and drives output gear 4 to rotate by several input gears 3.
This utility model simple in construction, the radius of output gear 4 be more than input gear 3 radius, the radius of output gear 4 with
The ratio of input gear 3 radius is in the case of meeting total reduction ratio requirement, and this utility model self structure only needs one-level tooth
Wheel transmission, thus greatly reduces manufacture and assembly difficulty, and manufacturing cost is lower, safeguards the most convenient.
In contrast, in prior art, planetary gear deceleration box generally planetary gears adds parallel-axes gears structure,
Structure is complicated, and manufacture, assembly precision require height, thus while cost height, it is also difficult to practice and extension.
Input gear 3 of the present utility model is rotatably arranged on casing 1 by rotating shaft 3a, wherein, input gear 3 with
Rotating shaft 3a is preferably integral structure, i.e. input gear 3 is the gear shaft being rotatably provided on casing 1.
Certainly, input gear 3 and rotating shaft 3a can also be split-type structural, the most respectively processing input gear 3 and rotating shaft 3a,
Both are fitted together by the form such as spline and spline, form power input structure.
Wherein, several input gears 3 are evenly arranged along output gear 4 circumference.When input gear 3 is uniformly distributed, horse
When reaching 7 work, multiple input gears 3 make a concerted effort to be zero, thus, work for radial effect produced by output gear 4 and casing 1
When making, the destructive power for output gear 4 and casing 1 is less, and during motion, produced vibration and noise are less simultaneously.
And the left and right two ends of input gear 3 are connected with two motors 7 respectively, two motors 7 drive from two ends, left and right simultaneously
One input gear 3 rotates.
Certainly the gear ratio between input gear 3 and output gear 4 is little, and casing 1 also can arrange motor 7, i.e. in one side
The technical scheme being driven an input gear 3 i.e. can meet application by single-motor 7 also should be included in guarantor of the present utility model
Within the scope of protecting.
Motor 7 is connected with input gear 3 by reductor 2.Specifically, the power output shaft 5 of motor 7 is direct or indirect
Being connected with the power shaft of reductor 2, the output shaft of reductor 2 is connected with input gear 3.
The quantity of input gear 3 is 4-16.Preferably, the quantity of input gear 3 is 4,6,8,9,10 or 12.
As it is shown in fig. 7, power output shaft 5 is connected with outer drive shafts by counter flange 9.Wherein 13 is the peace of reduction box
Dress seat.
Or, as shown in Figure 8, power output shaft 5 is connected with outer drive shafts 28 by expansion sleeve 27.
Owing to this utility model uses one-level speed changing structure, commonly enter the gear ratio between gear 3 and output gear 4 relatively
Greatly, synchronize to drive input gear 3 to rotate by arranging motor 7 in the lateral symmetry of casing 1, the power of this utility model reduction box
Performance is higher.
Casing 1 includes housing 11 and lid 12；It is respectively symmetrically on lid 12 and housing 11 base plate and is provided with left rotary shaft installation
Hole 12a and right spindle installing hole 11a；Rotating shaft 3a is rotatably arranged in left rotary shaft installing hole 12a and right spindle by bearing 20
On installing hole 11a.
The aperture of left rotary shaft installing hole 12a and right spindle installing hole 11a, more than the tip diameter of input gear 3, can lead to
Cross left rotary shaft installing hole 12a or right spindle installing hole 11a can be directly taken out in casing 1 by input gear 3.
By making the aperture of at least one in left rotary shaft installing hole 12a and right spindle installing hole 11a more than input tooth
The tip diameter of wheel 3, when installation or later maintenance, it may not be necessary to fully open casing 1, it is only necessary to left rotary shaft pacified
The cover plate 21 of dress hole 12a or right spindle installing hole 11a is pulled down, and i.e. can input gear 3 and bearing 20 directly be pacified from rotating shaft
Dress is extracted out in hole, the most very convenient.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (10)
1. a wind-driven generator deceleration box, it is characterised in that described casing is provided with for accommodating input gear in (1)
And the chamber of output gear (4) (3)；
Described casing (1) includes housing (11) and lid (12)；
Described lid (12) removably connects with described housing (11)；
It is separately provided for setting up the output shaft installing hole (15) of power output shaft (5) on housing (11) and lid (12)；
It is respectively arranged with multiple for setting up input tooth on housing (11) and lid (12) around described output shaft installing hole (15)
The rotating shaft installing hole of wheel (3) rotating shaft (3a).
Wind-driven generator deceleration box the most according to claim 1, it is characterised in that described housing (11) is at the mouth of chamber
Be provided with cambered outwards convex annular edge, footpath along place, convex annular is along the upper screwed hole that is circumferentially evenly arranged with, on described lid (12)
Being provided with the connecting hole being oppositely arranged with screwed hole, described lid (12) and described housing (11) are fixing even by bolt (24)
Connect.
Wind-driven generator deceleration box the most according to claim 1, it is characterised in that multiple described rotating shaft installing holes are along institute
State output shaft installing hole (15) circumference uniformly to lay.
Wind-driven generator deceleration box the most according to claim 1, it is characterised in that the quantity of described rotating shaft installing hole is
4-16.
Wind-driven generator deceleration box the most according to claim 1, it is characterised in that described housing (11) and/or described
Described rotating shaft installing hole aperture on lid (12), more than the tip diameter of described input gear (3), is installed by this rotating shaft
Input gear (3) can be directly taken out in described casing (1) by hole.
Wind-driven generator deceleration box the most according to claim 1, it is characterised in that described housing (11) and described lid
(12) it is correspondingly arranged on otic placode (16) on respectively, otic placode (16) is provided with pin-and-hole (16a), in pin-and-hole (16a), is fitted with connection
Pin (22), described housing (11) and described lid (12) realize circumferentially positioned and locking by described connection pin (22).
Wind-driven generator deceleration box the most according to claim 6, it is characterised in that described housing (11) and described lid
(12) 2 described otic placodes (16) being symmetrical set it are respectively arranged with on.
Wind-driven generator deceleration box the most according to claim 6, it is characterised in that described otic placode is provided with use on (16)
In the support seat (25) of the described connection pin (22) of fastening, support seat (25) and include supporting upper cover (25a) and supporting base
(25b), support and on seat (25), be provided with the axis hole being coaxially disposed with described pin-and-hole (16a), connect pin (22) and be inserted into described
In axis hole.
Wind-driven generator deceleration box the most according to claim 8, it is characterised in that described connection pin (22) is with described
Damping washer (26) it is provided with between axis hole.
10. a wind-driven generator reduction box with casing described in any one of claim 1-9, it is characterised in that described in subtract
Speed case also includes power output shaft (5), output gear (4), input gear (3) and motor (7)；
Described output gear (4) is arranged on power output shaft (5), and is rotatably arranged in case by power output shaft (5)
In body (1)；
Described input gear (3) is rotatably arranged on the described rotating shaft installing hole on described casing (1) by rotating shaft (3a)；
Several described input gears (3) are circumferentially disposed along described output gear (4), input gear (3) and output gear (4) phase
Engagement, described motor (7) is connected with input gear (3), and drives output gear (4) to rotate by described input gear (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620900313.7U CN205877139U (en) | 2016-08-18 | 2016-08-18 | Aerogenerator speed reduction box and reducing gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620900313.7U CN205877139U (en) | 2016-08-18 | 2016-08-18 | Aerogenerator speed reduction box and reducing gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877139U true CN205877139U (en) | 2017-01-11 |
Family
ID=57704998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620900313.7U Active CN205877139U (en) | 2016-08-18 | 2016-08-18 | Aerogenerator speed reduction box and reducing gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106884970A (en) * | 2017-04-28 | 2017-06-23 | 湖南省库塔科技有限公司 | A kind of gearbox body and unmanned plane |
| CN111022612A (en) * | 2019-12-20 | 2020-04-17 | 宝鸡石油机械有限责任公司 | Easy-to-assemble and disassemble gear box without convex flange and application thereof |
-
2016
- 2016-08-18 CN CN201620900313.7U patent/CN205877139U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106884970A (en) * | 2017-04-28 | 2017-06-23 | 湖南省库塔科技有限公司 | A kind of gearbox body and unmanned plane |
| CN111022612A (en) * | 2019-12-20 | 2020-04-17 | 宝鸡石油机械有限责任公司 | Easy-to-assemble and disassemble gear box without convex flange and application thereof |
| CN111022612B (en) * | 2019-12-20 | 2021-05-28 | 宝鸡石油机械有限责任公司 | Easy-to-assemble and disassemble gear box without convex flange and application thereof |
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Legal Events
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|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102200 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee after: Sany Heavy Energy Co.,Ltd. Address before: 102200 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee before: SANY HEAVY ENERGY Co.,Ltd. Address after: 102200 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee after: SANY HEAVY ENERGY Co.,Ltd. Address before: 102200 31 Industrial Park, North Qing Road, Beijing, Changping District Patentee before: SANY HEAVY ENERGY EQUIPMENT Co.,Ltd. |