CN103438162A - Double-planetary gearbox - Google Patents
Double-planetary gearbox Download PDFInfo
- Publication number
- CN103438162A CN103438162A CN2013103510016A CN201310351001A CN103438162A CN 103438162 A CN103438162 A CN 103438162A CN 2013103510016 A CN2013103510016 A CN 2013103510016A CN 201310351001 A CN201310351001 A CN 201310351001A CN 103438162 A CN103438162 A CN 103438162A
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- CN
- China
- Prior art keywords
- gear
- clutch
- sun gear
- planet carrier
- input shaft
- 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.)
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2007—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with two sets of orbital gears
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- Structure Of Transmissions (AREA)
Abstract
The invention relates to a double-planetary gearbox. The double-planetary gearbox comprises an input shaft and an output shaft, wherein a front sun gear is mounted on the input shaft, a front planet gear and a front planet carrier are arranged on the front sun gear, the front planet gear is mounted on the front planet carrier, and a front gear ring is arranged in a manner that the front gear ring surrounds the front sun gear; a rear planet gear is arranged at the rear side of the front sun gear, a rear planet gear and a rear planet carrier are arranged on a rear sun gear, the rear planet gear is mounted on the rear planet carrier, and a rear gear ring is arranged in a manner that the rear gear ring surrounds the rear sun gear; the rear planet gear is connected with the output shaft.
Description
Technical field
The present invention relates to a kind of gear-shift transmission, particularly a kind of Double-epicylic gear speed variator.
Background technique
Traditional planetary transmission, the gear that can realize is less, combines less, selective gear few, drives inconvenience, and energy-conserving and environment-protective not.
Summary of the invention
Between each basic module of planet row, more more complicated combinations are arranged before and after technical problem to be solved by this invention is to provide, thereby make forward gears form the Double-epicylic gear speed variator of 4 forward gearss that comprise overdirve gear.
The technological scheme that the present invention solves the problems of the technologies described above is as follows: a kind of Double-epicylic gear speed variator, comprise input shaft and output shaft, front sun gear is installed on described input shaft, be provided with front planet wheel and front planet carrier on described front sun gear, described front planet wheel is arranged on front planet carrier, around described front sun gear, is provided with front ring gear; Described front sun gear rear side is provided with rear planet wheel, is provided with rear planet wheel and rear planet carrier on described rear sun gear, and described rear planet wheel is arranged on rear planet carrier, around described rear sun gear, is provided with rear gear ring; Described rear planet wheel is connected with described output shaft.
The invention has the beneficial effects as follows: planetary gears increases gearshift executive component number in former double planet wheel rows of mixing double-shift type speed changer, between each basic module of planet row, more more complicated combinations are arranged before and after allowing, thereby make forward gears form 4 forward gearss that comprise overdirve gear, formula planetary gears after improvement is except front-seat internal gear and rear planet carrier still are connected to each other not one, other basic modules of front planet row and rear planet row are all independent separately, form a kind of formula planetary gears with 5 stand-alone assemblies; In these 5 stand-alone assemblies, rear sun gear is connected with input shaft all the time, and output shaft is connected with rear planet carrier component with front-seat gear ring.It has 4 clutches, 2 mono-directional overrun clutchs and 2 breaks, wherein break 12-1 is for sun gear before fixing, break 12-2 and mono-directional overrun clutch 13-2 are arranged in parallel, together for planet carrier before fixing, mono-directional overrun clutch F2 produces the locking effect to front planet carrier in the counterclockwise direction, and clutch 11-1 is for connecting input shaft and front sun gear; Clutch 11-2 is for connecting input shaft and front planet carrier; Clutch 11-3 and mono-directional overrun clutch 13-1 tandem arrangement, together for connecting front planet carrier and rear gear ring, mono-directional overrun clutch 13-1 produces the locking effect to rear gear ring in the counterclockwise direction; Clutch 11-4 is also for connecting the rear gear ring of front planet carrier, and clutch 11-1, mono-directional overrun clutch 13-1 are arranged in parallel.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the place ahead of described front sun gear is provided with reverse clutch and high-gear clutch, and described reverse clutch is connected with high-gear clutch socket upper end, and is arranged on input shaft; Described reverse clutch and high-gear clutch and front end are provided with break, and described break is connected with input shaft.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described break is 2 grades or 4 grades.
On the basis of technique scheme, the present invention can also do following improvement.
Further, be disposed with forward clutch on described front planet carrier and advance posittive clutch.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the described posittive clutch that advances is connected with the backgear circle, and described advancing is provided with the mono-directional overrun clutch that advances between posittive clutch and backgear circle.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the described posittive clutch rear of advancing is provided with low grade and reverse gear brake, and the below of described low grade and reverse gear brake is provided with keeps out mono-directional overrun clutch.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In accompanying drawing, the list of parts of each label representative is as follows:
1, input shaft, 2, front sun gear, 3, front planet wheel, 4, front planet carrier, 5, front ring gear, 6, rear planet carrier, 7, rear gear ring, 8, rear planet carrier, 9, rear sun gear, 10, output shaft, 11-1, reverse clutch, 11-2, high-gear clutch, 11-3, forward clutch, 11-4, the posittive clutch that advances, 12-1,2 grades and 4 grades of breaks, 12-2, low grade and reverse gear brake, 13-1, the mono-directional overrun clutch that advances, 13-2, low-grade mono-directional overrun clutch.
Embodiment
Below in conjunction with accompanying drawing, principle of the present invention and feature are described, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, a kind of Double-epicylic gear speed variator, comprise input shaft 1 and output shaft 10, front sun gear 2 is installed on described input shaft, be provided with front planet wheel 3 and front planet carrier 4 on described front sun gear, described front planet wheel is arranged on front planet carrier, around described front sun gear, is provided with front ring gear 5; Described rear sun gear 9 is provided with rear planet wheel 8 and rear planet carrier 6, and described rear planet wheel is arranged on rear planet carrier, around described rear sun gear, is provided with rear gear ring 7; Described rear planet wheel is connected with described output shaft.
The place ahead of front sun gear is provided with reverse clutch 11-1 and high-gear clutch 11-2, and described reverse clutch is connected with the high-gear clutch upper end, and is arranged on input shaft; Described reverse clutch and high-gear clutch and front end are provided with break, and described break is connected with input shaft.
Described break is 2 grades or 4 grades.Be disposed with forward clutch on described front planet carrier and the posittive clutch that advances.The posittive clutch that advances is connected with the backgear circle, and described advancing is provided with the mono-directional overrun clutch that advances between posittive clutch and backgear circle.The posittive clutch rear of advancing is provided with low grade and reverse gear brake, and the below of described low grade and reverse gear brake is provided with keeps out mono-directional overrun clutch.
Planetary gears increases gearshift executive component number in former double planet wheel rows of mixing double-shift type speed changer, between each basic module of planet row, more more complicated combinations are arranged before and after allowing, thereby make forward gears form 4 forward gearss that comprise overdirve gear, formula planetary gears after improvement is except front-seat internal gear and rear planet carrier still are connected to each other not one, other basic modules of front planet row and rear planet row are all independent separately, form a kind of formula planetary gears with 5 stand-alone assemblies; In these 5 stand-alone assemblies, rear sun gear is connected with input shaft all the time, and output shaft is connected with rear planet carrier component with front-seat gear ring.It has 4 clutches, 2 mono-directional overrun clutchs and 2 breaks, wherein break 12-1 is for sun gear before fixing, break 12-2 and mono-directional overrun clutch 13-2 are arranged in parallel, together for planet carrier before fixing, mono-directional overrun clutch F2 produces the locking effect to front planet carrier in the counterclockwise direction, and clutch 11-1 is for connecting input shaft and front sun gear; Clutch 11-2 is for connecting input shaft and front planet carrier; Clutch 11-3 and mono-directional overrun clutch 13-1 tandem arrangement, together for connecting front planet carrier and rear gear ring, mono-directional overrun clutch 13-1 produces the locking effect to rear gear ring in the counterclockwise direction; Clutch 11-4 is also for connecting the rear gear ring of front planet carrier, and clutch 11-1, mono-directional overrun clutch 13-1 are arranged in parallel.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a Double-epicylic gear speed variator, comprise input shaft and output shaft, it is characterized in that, front sun gear is installed on described input shaft, be provided with front planet wheel and front planet carrier on described front sun gear, described front planet wheel is arranged on front planet carrier, around described front sun gear, is provided with front ring gear;
Described front sun gear rear side is provided with rear planet wheel, is provided with rear planet wheel and rear planet carrier on described rear sun gear, and described rear planet wheel is arranged on rear planet carrier, around described rear sun gear, is provided with rear gear ring; Described rear planet wheel is connected with described output shaft.
2. Double-epicylic gear speed variator according to claim 1 is characterized in that, the place ahead of described front sun gear is provided with reverse clutch and high-gear clutch, and described reverse clutch is connected with high-gear clutch socket upper end, and is arranged on input shaft; Described reverse clutch and high-gear clutch and front end are provided with break, and described break is connected with input shaft.
3. Double-epicylic gear speed variator according to claim 2 is characterized in that, described break is 2 grades or 4 grades.
4. it is characterized in that according to claim 1 or 2 or 3 described gear-shift transmissions, be disposed with forward clutch on described front planet carrier and the posittive clutch that advances.
5. gear-shift transmission according to claim 4 is characterized in that, the described posittive clutch that advances is connected with the backgear circle, and described advancing is provided with the mono-directional overrun clutch that advances between posittive clutch and backgear circle.
6. gear-shift transmission according to claim 5 is characterized in that, the described posittive clutch rear of advancing is provided with low grade and reverse gear brake, and the below of described low grade and reverse gear brake is provided with keeps out mono-directional overrun clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351001.6A CN103438162B (en) | 2013-08-13 | 2013-08-13 | Double-planetary gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351001.6A CN103438162B (en) | 2013-08-13 | 2013-08-13 | Double-planetary gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103438162A true CN103438162A (en) | 2013-12-11 |
| CN103438162B CN103438162B (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310351001.6A Active CN103438162B (en) | 2013-08-13 | 2013-08-13 | Double-planetary gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103438162B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020182163A1 (en) * | 2019-03-12 | 2020-09-17 | 熊建文 | Bidirectional overrunning clutch and two-speed transmission |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2239924A (en) * | 1990-01-08 | 1991-07-17 | Alfa Laval Sharples Ltd | Double epicyclic gear transmission |
| US5833568A (en) * | 1995-11-23 | 1998-11-10 | Hyundai Motor Company | Transmission including planetary gear set arrangement |
| CN1760567A (en) * | 2005-11-01 | 2006-04-19 | 邹政耀 | Steepless gear in three conditions for vehicles |
| JP2009061923A (en) * | 2007-09-06 | 2009-03-26 | Toyota Motor Corp | Driving device of hybrid vehicle |
| CN201651191U (en) * | 2010-02-11 | 2010-11-24 | 哈尔滨东安汽车发动机制造有限公司 | Automatic transmission planetary mechanism |
| CN102966708A (en) * | 2012-11-20 | 2013-03-13 | 无锡商业职业技术学院 | Five-speed automatic gearbox of planetary gear |
-
2013
- 2013-08-13 CN CN201310351001.6A patent/CN103438162B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2239924A (en) * | 1990-01-08 | 1991-07-17 | Alfa Laval Sharples Ltd | Double epicyclic gear transmission |
| US5833568A (en) * | 1995-11-23 | 1998-11-10 | Hyundai Motor Company | Transmission including planetary gear set arrangement |
| CN1760567A (en) * | 2005-11-01 | 2006-04-19 | 邹政耀 | Steepless gear in three conditions for vehicles |
| JP2009061923A (en) * | 2007-09-06 | 2009-03-26 | Toyota Motor Corp | Driving device of hybrid vehicle |
| CN201651191U (en) * | 2010-02-11 | 2010-11-24 | 哈尔滨东安汽车发动机制造有限公司 | Automatic transmission planetary mechanism |
| CN102966708A (en) * | 2012-11-20 | 2013-03-13 | 无锡商业职业技术学院 | Five-speed automatic gearbox of planetary gear |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020182163A1 (en) * | 2019-03-12 | 2020-09-17 | 熊建文 | Bidirectional overrunning clutch and two-speed transmission |
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| Publication number | Publication date |
|---|---|
| CN103438162B (en) | 2017-02-08 |
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Effective date of registration: 20200430 Address after: 401420 No.6, Jinfu 1st Road, Gunan street, Qijiang District, Chongqing Patentee after: Qijiang Jinhuan Automobile Parts Co.,Ltd. Address before: 545026, No. 3, building B, building 15, information industrial park, hi tech Road, the Guangxi Zhuang Autonomous Region, Liuzhou, Patentee before: LIUZHOU BOZE SCIENCE & TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |