CN105134889A - Large-transmission-ratio speed reducer - Google Patents
Large-transmission-ratio speed reducer Download PDFInfo
- Publication number
- CN105134889A CN105134889A CN201510596054.3A CN201510596054A CN105134889A CN 105134889 A CN105134889 A CN 105134889A CN 201510596054 A CN201510596054 A CN 201510596054A CN 105134889 A CN105134889 A CN 105134889A
- Authority
- CN
- China
- Prior art keywords
- planet
- wheel
- carrier
- outer ring
- speed reducer
- 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.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
Abstract
The invention relates to a speed reducer, in particular to a large-transmission-ratio speed reducer and belongs to the technical field of speed reducers. The large-transmission-ratio speed reducer comprises an electric motor, a housing, a first planet carrier, a second planet carrier and a third planet carrier, wherein the output end of the electric motor is connected with an input shaft, and the front end of the input shaft extends into the housing and is provided with a first input gear. The first planet carrier, the second planet carrier and the third planet carrier are sequentially arranged in the housing from left to right, and a first outer ring gear, a second outer ring gear and a third outer ring gear are sequentially arranged on the inner side wall of the housing from left to right. The large-transmission-ratio speed reducer is simple, compact and reasonable in structure and capable of achieving large transmission ratio, the working efficiency is improved, the assembly volume is greatly decreased, the cost is saved, and assembly space is saved.
Description
Technical field
The present invention relates to a kind of retarder, specifically a kind of speed reducer with high transmission ratio, belong to retarder technical field.
Background technique
Along with the raising day by day of socioeconomic development and living standards of the people, the demand of the energy is increasing, then enjoys people to pay close attention to as the solar energy of clean renewable resources and wind energy.At present, utilize the example of solar electrical energy generation not within minority.Solar power system is made up of solar battery group, controller for solar, storage battery (group).Solar panel in solar battery group is the core of solar power system.Its effect is the energy receiving solar radiation.But, due to the rotation of the earth, shine upon ground angle and altered a great deal in one day.The efficiency of such solar panel received energy will decline greatly.Therefore in controller for solar, design real-time steering control device of solar panel is necessary, to improve the efficiency that solar panel receives solar radiation energy.And after the steering system in the real-time steering control device of solar panel obtains the angle that data processing system sends over, need be slowed down by a kind of retarder and slowly rotate solar panel respective angles; Same wind-power electricity generation also constantly will adjust the direction of fan blade according to the wind direction of nature.In order to meet solar panel and wind-power electricity generation fan blade slowly rotates requirement, need design that a kind of volume is little, velocity ratio wants the retarder of large (more than 1 to 700).
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, thus a kind of speed reducer with high transmission ratio is provided, can big speed ratio be realized, improve working efficiency, greatly reduce volume, provide cost savings.
According to technological scheme provided by the invention, a kind of speed reducer with high transmission ratio comprises motor, casing, the first row carrier, the second planet carrier and the third line carrier, it is characterized in that: the output terminal of motor connects input shaft, input shaft front end to be stretched in casing and is provided with the first input gear; From left to right be provided with the first row carrier, the second planet carrier and the third line carrier successively in casing, internal side of shell wall be from left to right provided with successively the first outer ring gear, the second outer ring gear and the 3rd outer ring gear; The first row carrier is along the circumferential direction uniformly distributed multiple first planet axle, each first planet axle is provided with a first row star-wheel, each the first row star-wheel is connected with a joggle with the first outer ring gear of the first row star-wheel outer ring, the first input gear of the first row star-wheel inner ring respectively, the first row carrier right-hand member center is provided with the first jack shaft, and the first jack shaft is provided with the second input gear; Second planet carrier is along the circumferential direction uniformly distributed multiple second planet axis, each second planet axis is provided with second planet wheel, each second planet wheel is connected with a joggle with the second outer ring gear of the second planet wheel outer ring, the second input gear of the second planet wheel inner ring respectively, second planet carrier right-hand member center is provided with the second jack shaft, and the second jack shaft is provided with the 3rd input gear; The third line carrier is along the circumferential direction uniformly distributed multiple third planet axle, each third planet axle is provided with the third line star-wheel, each the third line star-wheel is connected with a joggle with the 3rd outer ring gear of the third line star-wheel outer ring, the 3rd input gear of the third line star-wheel inner ring respectively, the third line carrier right-hand member center is provided with output shaft, and output shaft stretches out casing and drives external module to rotate.
Further, casing comprises housing, front cover and rear end cover, and housing two ends connect front cover and rear end cover respectively.
Further, the first row carrier is along the circumferential direction uniformly distributed three first planet axles.
Further, the second planet carrier is along the circumferential direction uniformly distributed three the second planet axis.
Further, the third line carrier is along the circumferential direction uniformly distributed three third planet axles.
Further, clutch shaft bearing is provided with between input shaft and casing.
Further, the second bearing is provided with between output shaft and casing.
Compared with the prior art the present invention has the following advantages:
Structure of the present invention is simple, compact, reasonable, can realize big speed ratio, improve working efficiency; Greatly reduce assembling volume, provide cost savings, save assembly space.
Accompanying drawing explanation
Fig. 1 is plan view of the present invention.
Fig. 2 is A-A sectional view in Fig. 1.
Fig. 3 is B-B sectional view in Fig. 1.
Fig. 4 is C-C sectional view in Fig. 1.
Description of reference numerals: 1-motor, 2-casing, 2.1-housing, 2.2-front cover, 2.3-rear end cover, 3-the first row carrier, 4-second planet carrier, 5-the third line carrier, 6-output shaft, 7-input shaft, 8-first input gear, 9-second input gear, 10-the 3rd input gear, 11-first outer ring gear, 12-second outer ring gear, 13-the 3rd outer ring gear, 14-first planet axle, 15-second planet axis, 16-third planet axle, 17-the first row star-wheel, 18-second planet wheel, 19-the third line star-wheel, 20-first jack shaft, 21-second jack shaft, 22-clutch shaft bearing, 23-second bearing.
Embodiment
Embodiment in is by reference to the accompanying drawings further described by the present invention below:
As shown in Fig. 1 ~ 4, the present invention mainly comprises motor 1, casing 2, the first row carrier 3, second planet carrier 4 and the third line carrier 5, and the output terminal of motor 1 connects input shaft 7, and input shaft 7 front end to be stretched in casing 2 and is provided with the first input gear 8.
Casing 2 comprises housing 2.1, front cover 2.2 and rear end cover 2.3, and housing 2.1 two ends connect front cover 2.2 and rear end cover 2.3 respectively.
From left to right be provided with the first row carrier 3, second planet carrier 4 and the third line carrier 5 successively in casing 2, casing 2 madial wall be from left to right provided with successively the first outer ring gear 11, second outer ring gear 12 and the 3rd outer ring gear 13.
The first row carrier 3 is along the circumferential direction uniformly distributed multiple first planet axle 14, each first planet axle 14 is provided with a first row star-wheel 17, and each the first row star-wheel 17 is connected with a joggle with the first outer ring gear 11 of the first row star-wheel 17 outer ring, the first input gear 8 of the first row star-wheel 17 inner ring respectively.The first row carrier 3 right-hand member center is provided with the first jack shaft 20, first jack shaft 20 and is provided with the second input gear 9.As shown in Figure 2, described the first row carrier 3 is along the circumferential direction uniformly distributed three first planet axles 14.
Second planet carrier 4 is along the circumferential direction uniformly distributed multiple second planet axis 15, each second planet axis 15 is provided with second planet wheel 18, and each second planet wheel 18 is connected with a joggle with the second input gear 9 of the second outer ring gear 12, second planet wheel 18 inner ring of the second planet wheel 18 outer ring respectively.Second planet carrier 4 right-hand member center is provided with the second jack shaft 21, second jack shaft 21 and is provided with the 3rd input gear 10.As shown in Figure 3, described second planet carrier 4 is along the circumferential direction uniformly distributed three the second planet axis 15.
The third line carrier 5 is along the circumferential direction uniformly distributed multiple third planet axle 16, each third planet axle 16 is provided with the third line star-wheel 19, and each the third line star-wheel 19 is connected with a joggle with the 3rd outer ring gear 13 of the third line star-wheel 19 outer ring, the 3rd input gear 10 of the third line star-wheel 19 inner ring respectively.The third line carrier 5 right-hand member center is provided with output shaft 6, and output shaft 6 stretches out casing 2 and drives external module to rotate.As shown in Figure 4, described the third line carrier 5 is along the circumferential direction uniformly distributed three third planet axles 16.
Be provided with clutch shaft bearing 22 between described input shaft 7 and casing 2, between output shaft 6 and casing 2, be provided with the second bearing 23.
Working principle of the present invention is: operationally, power inputs from input electric motor shaft, drive the first row star-wheel in the first row carrier to rotate by the first input gear of input shaft, first planet rotates the first outer ring pinion rotation driving first planet frame along casing, realizes primary planet and slows down.Second input gear of the second planet carrier drives the second planet wheel to rotate, and the second planet wheel rotates the second inner ring pinion rotation that drive second planet carrier is arranged along casing, realizes two-stage planetary reduction.3rd input gear of the second planet carrier drives the third line star-wheel to rotate, and the third line star-wheel rotating band moves the three inner ring pinion rotation of the third line carrier along casing, realizes three stage planetary reduction.Exported from output shaft by power after three stage planetary reduction multiplication.Because three planetary gear speed reducing mechanisms reused by this retarder, achieve big speed ratio, volume also reduces greatly than ordinary transmission.
Structure of the present invention is simple, compact, reasonable, can realize big speed ratio, improve working efficiency; Greatly reduce assembling volume, provide cost savings, save assembly space.
Claims (7)
1. a speed reducer with high transmission ratio, comprise motor (1), casing (2), the first row carrier (3), the second planet carrier (4) and the third line carrier (5), it is characterized in that: the output terminal of motor (1) connects input shaft (7), input shaft (7) front end to be stretched in casing (2) and is provided with the first input gear (8); From left to right be provided with the first row carrier (3), the second planet carrier (4) and the third line carrier (5) in casing (2) successively, casing (2) madial wall be from left to right provided with successively the first outer ring gear (11), the second outer ring gear (12) and the 3rd outer ring gear (13); The first row carrier (3) is along the circumferential direction uniformly distributed multiple first planet axle (14), each first planet axle (14) is provided with a first row star-wheel (17), each the first row star-wheel (17) is connected with a joggle with the first outer ring gear (11) of the first row star-wheel (17) outer ring, first input gear (8) of the first row star-wheel (17) inner ring respectively, the first row carrier (3) right-hand member center is provided with the first jack shaft (20), and the first jack shaft (20) is provided with the second input gear (9); Second planet carrier (4) is along the circumferential direction uniformly distributed multiple second planet axis (15), each second planet axis (15) is provided with second planet wheel (18), each second planet wheel (18) is connected with a joggle with the second outer ring gear (12) of the second planet wheel (18) outer ring, second input gear (9) of the second planet wheel (18) inner ring respectively, second planet carrier (4) right-hand member center is provided with the second jack shaft (21), and the second jack shaft (21) is provided with the 3rd input gear (10); The third line carrier (5) is along the circumferential direction uniformly distributed multiple third planet axle (16), each third planet axle (16) is provided with the third line star-wheel (19), each the third line star-wheel (19) is connected with a joggle with the 3rd outer ring gear (13) of the third line star-wheel (19) outer ring, the 3rd input gear (10) of the third line star-wheel (19) inner ring respectively, the third line carrier (5) right-hand member center is provided with output shaft (6), and output shaft (6) stretches out casing (2) and drives external module to rotate.
2. a kind of speed reducer with high transmission ratio as claimed in claim 1, it is characterized in that: described casing (2) comprises housing (2.1), front cover (2.2) and rear end cover (2.3), housing (2.1) two ends connect front cover (2.2) and rear end cover (2.3) respectively.
3. a kind of speed reducer with high transmission ratio as claimed in claim 1, is characterized in that: described the first row carrier (3) is along the circumferential direction uniformly distributed three first planet axles (14).
4. a kind of speed reducer with high transmission ratio as claimed in claim 1, is characterized in that: described second planet carrier (4) is along the circumferential direction uniformly distributed three the second planet axis (15).
5. a kind of speed reducer with high transmission ratio as claimed in claim 1, is characterized in that: described the third line carrier (5) is along the circumferential direction uniformly distributed three third planet axles (16).
6. a kind of speed reducer with high transmission ratio as claimed in claim 1, is characterized in that: be provided with clutch shaft bearing (22) between described input shaft (7) and casing (2).
7. a kind of speed reducer with high transmission ratio as claimed in claim 1, is characterized in that: be provided with the second bearing (23) between described output shaft (6) and casing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510596054.3A CN105134889A (en) | 2015-09-17 | 2015-09-17 | Large-transmission-ratio speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510596054.3A CN105134889A (en) | 2015-09-17 | 2015-09-17 | Large-transmission-ratio speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105134889A true CN105134889A (en) | 2015-12-09 |
Family
ID=54720370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510596054.3A Pending CN105134889A (en) | 2015-09-17 | 2015-09-17 | Large-transmission-ratio speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105134889A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526331A (en) * | 2016-01-13 | 2016-04-27 | 山东科技大学 | Slowing down device provided with double planetary gear trains and used for high-power scraper conveyer |
| CN108953504A (en) * | 2017-05-19 | 2018-12-07 | 丰田自动车株式会社 | Gear assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060247089A1 (en) * | 2005-04-29 | 2006-11-02 | Dong-Liang Guo | Sun and planet gear transmission mechanism |
| CN201071904Y (en) * | 2007-08-20 | 2008-06-11 | 重庆齿轮箱有限责任公司 | Differential epicyclic gear box |
| CN101413566A (en) * | 2008-11-21 | 2009-04-22 | 中信重工机械股份有限公司 | High power third-level planetary reduction gear for soil pressure balance shield machine |
| CN102518552A (en) * | 2011-12-29 | 2012-06-27 | 大连华锐重工集团股份有限公司 | Yaw drive for wind generating set |
| CN204985556U (en) * | 2015-09-17 | 2016-01-20 | 无锡市神力齿轮冷挤有限公司 | Big drive ratio reduction gear |
-
2015
- 2015-09-17 CN CN201510596054.3A patent/CN105134889A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060247089A1 (en) * | 2005-04-29 | 2006-11-02 | Dong-Liang Guo | Sun and planet gear transmission mechanism |
| CN201071904Y (en) * | 2007-08-20 | 2008-06-11 | 重庆齿轮箱有限责任公司 | Differential epicyclic gear box |
| CN101413566A (en) * | 2008-11-21 | 2009-04-22 | 中信重工机械股份有限公司 | High power third-level planetary reduction gear for soil pressure balance shield machine |
| CN102518552A (en) * | 2011-12-29 | 2012-06-27 | 大连华锐重工集团股份有限公司 | Yaw drive for wind generating set |
| CN204985556U (en) * | 2015-09-17 | 2016-01-20 | 无锡市神力齿轮冷挤有限公司 | Big drive ratio reduction gear |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526331A (en) * | 2016-01-13 | 2016-04-27 | 山东科技大学 | Slowing down device provided with double planetary gear trains and used for high-power scraper conveyer |
| CN108953504A (en) * | 2017-05-19 | 2018-12-07 | 丰田自动车株式会社 | Gear assembly |
| CN108953504B (en) * | 2017-05-19 | 2021-04-13 | 丰田自动车株式会社 | Gear transmission device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151209 |