CN114658812A - Six keep off rear-guard derailleur - Google Patents
Six keep off rear-guard derailleur Download PDFInfo
- Publication number
- CN114658812A CN114658812A CN202210079462.1A CN202210079462A CN114658812A CN 114658812 A CN114658812 A CN 114658812A CN 202210079462 A CN202210079462 A CN 202210079462A CN 114658812 A CN114658812 A CN 114658812A
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- Prior art keywords
- gear
- shaft
- reverse
- bearing
- input shaft
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- 230000005540 biological transmission Effects 0.000 abstract description 16
- 230000004323 axial length Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
- F16H3/097—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts the input and output shafts being aligned on the same axis
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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
-
- 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
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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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
-
- 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
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
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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
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
-
- 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
- F16H2057/02091—Measures for reducing weight of gearbox
-
- 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
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
- F16H2057/0216—Intermediate shaft supports, e.g. by using a partition wall
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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
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0052—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising six forward speeds
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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
- F16H2200/0082—Transmissions for multiple ratios characterised by the number of reverse speeds
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention relates to a six-gear rear-drive transmission. Including the input shaft, the output shaft, jackshaft and reverse gear axle, be provided with one on the input shaft and keep off the driving gear, two keep off the driving gear, the third gear driving gear, four keep off the driving gear, six keep off driving gear and three fourth gear synchronizers, five six keep off synchronizers, be provided with one on the jackshaft and keep off driven gear, two keep off driven gear, three keep off driven gear, four keep off driven gear, six keep off driven gear, jackshaft normal mesh gear and the second gear synchronizers, be provided with reverse gear on the reverse gear axle, reverse gear synchronizers and reverse gear normal mesh gear, be provided with output shaft normal mesh gear on the output shaft. The invention has the advantages of small center distance, short axial length, small shaft system deformation and light weight.
Description
Technical Field
The invention relates to a vehicle power transmission device, in particular to a speed changer.
Background
The existing six-gear rear-drive transmission of the vehicle has the disadvantages of complex structure, large center distance under the condition of the same bearing capacity, large axial length, large overall volume and heavy weight, and is not beneficial to the whole vehicle arrangement and the whole vehicle light weight design. As a 6-speed rear drive transmission disclosed in CN104896034B, a reverse synchronizer is arranged on an output shaft, increasing the length of the output shaft and a reverse shaft; the input shaft and the intermediate shaft are supported by only a left bearing and a right bearing, the bearing span is large, the input shaft and the intermediate shaft deform greatly, and the engagement between gears is not facilitated, so that the large torque cannot be borne, the center distance of the transmission is large, and the NVH performance is poor. CN204900703U discloses a 6-gear rear-drive transmission, in which a reverse gear synchronizer is arranged on a countershaft, the reverse gear function is realized by the engagement of a special reverse gear, the number of gears is increased, the axial lengths of an input shaft and the countershaft are increased, the shafting deformation is large, and the weight is heavy.
Disclosure of Invention
The invention aims to provide a six-gear rear-drive transmission which is small in center distance, short in axial length, small in shafting deformation and light in weight.
The invention relates to a six-gear rear-drive transmission, which comprises an input shaft, an output shaft, an intermediate shaft and a reverse shaft, wherein the input shaft, the intermediate shaft and the reverse shaft are arranged in parallel, the input shaft and the output shaft are coaxially arranged, the input shaft is supported on an input shaft left bearing, an input shaft middle bearing and an input shaft right bearing, a four-gear driving gear, a three-four-gear synchronizer and a three-gear driving gear are arranged on the input shaft between the input shaft left bearing and the input shaft middle bearing from left to right, the four-gear driving gear and the three-gear driving gear are sleeved on the input shaft in an idle mode, and the three-four-gear synchronizer is assembled on the input shaft through a spline; a second-gear driving gear, a first-gear driving gear, a sixth-gear driving gear and a fifth-sixth-gear synchronizer are arranged on an input shaft between a middle bearing of the input shaft and a right bearing of the input shaft from left to right, the second-gear driving gear and the first-gear driving gear are fixedly assembled on the input shaft, the fifth-sixth-gear synchronizer is assembled on the input shaft through a spline, and the sixth-gear driving gear is sleeved on the input shaft in a free mode.
The middle shaft is supported on a middle shaft left bearing, a middle shaft middle bearing and a middle shaft right bearing, and a four-gear driven gear and a three-gear driven gear are fixedly assembled on the middle shaft between the middle shaft left bearing and the middle shaft middle bearing from left to right; two keep off driven gear, two keep off the synchronous ware, keep off driven gear, six keep off driven gear and intermediate shaft constant mesh gear on the intermediate shaft from a left side to the right side on the intermediate shaft between bearing and the middle right bearing in the intermediate shaft, two keep off driven gear and one keep off driven gear empty sleeve on the intermediate shaft, two keep off the synchronous ware and pass through the spline and assemble on the intermediate shaft, six keep off driven gear and intermediate shaft constant mesh gear fixed assembly on the intermediate shaft.
The reverse shaft is supported on the left bearing of the reverse shaft and the right bearing of the reverse shaft, a reverse gear, a reverse gear synchronizer and a reverse gear normally-meshed gear are arranged on the reverse shaft from left to right, the reverse gear is sleeved on the reverse shaft in an empty mode, the reverse gear synchronizer is assembled on the reverse shaft through a spline, and the reverse gear normally-meshed gear is fixedly assembled on the reverse shaft.
The output shaft is supported on an output shaft left bearing and an output shaft right bearing, an output shaft constant mesh gear is fixedly assembled on the output shaft on the left side of the output shaft left bearing, and the input shaft right bearing is fixed in a central cavity of the output shaft constant mesh gear.
One keeps off driven gear simultaneously with one keep off driving gear and reverse gear meshing, keeps off the driving gear and keeps off driven gear meshing with two, and three keep off driving gear and three keep off driven gear meshing, and four keep off driving gear and four keep off driven gear meshing, six keep off driving gear and six keep off driven gear meshing, output shaft constant mesh gear simultaneously with jackshaft constant mesh gear and reverse gear axle constant mesh gear meshing.
Through mutual meshing of gear gears and shifting of gear synchronizers, the transmission can realize six forward gears and one reverse gear.
The input shaft and the intermediate shaft of the invention are provided with three supports, so that the supports of the input shaft and the intermediate shaft are effectively enhanced, the shaft system deformation is reduced, the gear bearing capacity is improved, the center distance can be reduced by 4-7 mm under the condition of the same bearing capacity requirement, and the volume and the weight of the whole machine are effectively reduced. The reverse gear synchronizer is arranged on the reverse gear shaft, and the reverse gear power transmission route and the first gear power transmission route share the first gear driving gear and the first gear driven gear, so that the number of gears is reduced, the axial length of the transmission is shortened, the shafting deformation is reduced, and the whole weight of the transmission is effectively reduced.
Drawings
FIG. 1 is a schematic structural diagram of a six-speed rear-drive transmission according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the six-gear rear-drive transmission comprises an input shaft 1, an output shaft 15, an intermediate shaft 18 and a reverse shaft 28, wherein the input shaft 1, the intermediate shaft 18 and the reverse shaft 28 are arranged in parallel, the input shaft 1 and the output shaft 15 are arranged coaxially, the input shaft 1 is supported on an input shaft left bearing 2, an input shaft middle bearing 6 and an input shaft right bearing 11, a four-gear driving gear 3, a three-four-gear synchronizer 4 and a three-gear driving gear 5 are arranged on the input shaft between the input shaft left bearing 2 and the input shaft middle bearing 6 from left to right, the four-gear driving gear 3 and the three-four-gear driving gear 5 are freely sleeved on the input shaft 1, and the three-four-gear synchronizer 4 is assembled on the input shaft 1 through splines; a second-gear driving gear 7, a first-gear driving gear 8, a sixth-gear driving gear 9 and a fifth-sixth-gear synchronizer 10 are arranged on an input shaft between a bearing 6 and an input shaft right bearing 11 in the input shaft from left to right, the second-gear driving gear 7 and the first-gear driving gear 8 are fixedly assembled on the input shaft 1, the fifth-sixth-gear synchronizer 10 is assembled on the input shaft 1 through a spline, and the sixth-gear driving gear 9 is sleeved on the input shaft 1 in an empty mode.
The intermediate shaft 18 is supported on an intermediate shaft left bearing 16, an intermediate shaft middle bearing 20 and an intermediate shaft right bearing 26, and a four-gear driven gear 17 and a three-gear driven gear 19 are fixedly assembled on the intermediate shaft between the intermediate shaft left bearing 16 and the intermediate shaft middle bearing 20 from left to right; a second-gear driven gear 21, a second-gear synchronizer 22, a first-gear driven gear 23, a sixth-gear driven gear 24 and an intermediate shaft normally-meshed gear 25 are arranged on the intermediate shaft between the intermediate shaft middle bearing 20 and the intermediate shaft right bearing 26 from left to right, the second-gear driven gear 21 and the first-gear driven gear 23 are sleeved on the intermediate shaft 18 in an empty mode, the second-gear synchronizer 22 is assembled on the intermediate shaft 18 through splines, and the sixth-gear driven gear 24 and the intermediate shaft normally-meshed gear 25 are fixedly assembled on the intermediate shaft 18.
The reverse shaft 28 is supported on a reverse shaft left bearing 27 and a reverse shaft right bearing 32, a reverse gear 29, a reverse synchronizer 30 and a reverse constant meshing gear 31 are arranged on the reverse shaft 28 from left to right, the reverse gear 29 is freely sleeved on the reverse shaft 28, the reverse synchronizer 30 is assembled on the reverse shaft 28 through a spline, and the reverse constant meshing gear 31 is fixedly assembled on the reverse shaft 28.
The output shaft 15 is supported on the output shaft left bearing shaft 13 and the output shaft right bearing 14, the output shaft 15 on the left side of the output shaft left bearing shaft 13 is fixedly provided with the output shaft constant mesh gear 12, and the input shaft right bearing 11 is fixed in the central cavity of the output shaft constant mesh gear 12;
the first-gear driven gear 23 is meshed with the first-gear driving gear 8 and the reverse gear 29 at the same time, the second-gear driving gear 7 is meshed with the second-gear driven gear 21, the third-gear driving gear 5 is meshed with the third-gear driven gear 19, the fourth-gear driving gear 3 is meshed with the fourth-gear driven gear 17, the sixth-gear driving gear 9 is meshed with the sixth-gear driven gear 24, and the output shaft normally meshed gear 12 is meshed with the intermediate shaft normally meshed gear 25 and the reverse gear shaft normally meshed gear 31 at the same time.
Through mutual meshing of gear gears and shifting of gear synchronizers, the transmission can realize six forward gears and one reverse gear.
The first gear working principle: the first and second synchronizers 22 on the intermediate shaft 18 move towards the first-gear driven gear 23 on the right side, so that the first and second synchronizers 22 and the first-gear driven gear 23 are fixedly connected, and power is transmitted to the first-gear driving gear 8, the first-gear driven gear 23, the first and second synchronizers 22, the intermediate shaft 18, the intermediate shaft normally meshed gear 25, the output shaft normally meshed gear 12 and the output shaft 15 from the input shaft 1.
The second-class working principle is as follows: the first and second synchronizers 22 on the intermediate shaft 18 move towards the left second driven gear 21, so that the first and second synchronizers 22 and the second driven gear 21 are fixedly connected, and power is transmitted to the second driving gear 7, the second driven gear 21, the first and second synchronizers 22, the intermediate shaft 18, the intermediate shaft normally meshed gear 25, the output shaft normally meshed gear 12 and the output shaft 15 from the input shaft 1.
The three-gear working principle: the three-four gear synchronizer 4 on the input shaft 1 moves towards the three-gear driving gear 5 on the right side, so that the three-four gear synchronizer 4 is fixedly connected with the three-gear driving gear, and power is transmitted to the three-four gear synchronizer 4, the three-gear driving gear 5, the three-gear driven gear 19, the intermediate shaft 18, the intermediate shaft normally meshed gear 25, the output shaft normally meshed gear 12 and the output shaft 15 from the input shaft 1.
The fourth gear working principle: the three-four gear synchronizer 4 on the input shaft 1 moves towards the four-gear driving gear 3 on the left side, so that the three-four gear synchronizer 4 and the four-gear driving gear 3 are fixedly connected, and power is transmitted to the three-four gear synchronizer 4, the four-gear driving gear 3, the four-gear driven gear 17, the intermediate shaft 18, the intermediate shaft normally meshed gear 25, the output shaft normally meshed gear 12 and the output shaft 15 from the input shaft 1.
The working principle of the fifth gear is as follows: the five-six gear synchronizer 10 on the input shaft 1 moves towards the output shaft constant mesh gear 12 on the right side, so that the five-six gear synchronizer 10 and the output shaft constant mesh gear 12 are fixedly connected, and power is transmitted to the five-six gear synchronizer 10, the output shaft constant mesh gear 12 and the output shaft 15 from the input shaft 1.
The six-gear working principle is as follows: the five-six gear synchronizer 10 on the input shaft 1 moves towards the left six-gear driving gear 9, so that the five-six gear synchronizer 10 and the six-gear driving gear 9 are fixedly connected, and power is transmitted to the five-six gear synchronizer 10, the six-gear driving gear 9, the six-gear driven gear 24, the intermediate shaft 18, the intermediate shaft normally meshed gear 25, the output shaft normally meshed gear 12 and the output shaft 15 from the input shaft 1.
Reverse gear theory of operation: the reverse synchronizer 30 on the reverse shaft 28 moves to the reverse gear 29 on the left side, so that the reverse synchronizer 30 and the reverse gear 29 are fixedly connected, and power is transmitted to the first gear driving gear 8, the first gear driven gear 23, the reverse gear 29, the reverse synchronizer 30, the reverse shaft 28, the reverse shaft constant mesh gear 31, the output shaft constant mesh gear 12 and the output shaft 15 from the input shaft 1.
Claims (1)
1. The utility model provides a six keep off rear-guard derailleur, includes input shaft (1), output shaft (15), jackshaft (18) and reverse shaft (28), input shaft and jackshaft, reverse shaft parallel arrangement, and the input shaft arranges its characterized in that with the output shaft coaxial line: the input shaft (1) is supported on an input shaft left bearing (2), an input shaft middle bearing (6) and an input shaft right bearing (11), a four-gear driving gear (3), a three-four-gear synchronizer (4) and a three-gear driving gear (5) are arranged on the input shaft between the input shaft left bearing (2) and the input shaft middle bearing (6) from left to right, the four-gear driving gear (3) and the three-gear driving gear (5) are sleeved on the input shaft (1) in an empty mode, and the three-four-gear synchronizer (4) is assembled on the input shaft (1) through a spline; a second-gear driving gear (7), a first-gear driving gear (8), a sixth-gear driving gear (9) and a fifth-sixth-gear synchronizer (10) are arranged on the input shaft between the input shaft middle bearing (6) and the input shaft right bearing (11) from left to right, the second-gear driving gear (7) and the first-gear driving gear (8) are fixedly assembled on the input shaft (1), the fifth-sixth-gear synchronizer (10) is assembled on the input shaft (1) through a spline, and the sixth-gear driving gear (9) is sleeved on the input shaft (1) in an empty mode;
the middle shaft (18) is supported on the middle shaft left bearing (16), the middle shaft middle bearing (20) and the middle shaft right bearing (26), and a four-gear driven gear (17) and a three-gear driven gear (19) are fixedly assembled on the middle shaft between the middle shaft left bearing (16) and the middle shaft middle bearing (20) from left to right; a second-gear driven gear (21), a second-gear synchronizer (22), a first-gear driven gear (23), a sixth-gear driven gear (24) and a middle shaft normally-meshed gear (25) are arranged on the middle shaft between the middle bearing (20) and the middle right bearing (26) from left to right, the second-gear driven gear (21) and the first-gear driven gear (23) are sleeved on the middle shaft (18) in an empty mode, the second-gear synchronizer (22) is assembled on the middle shaft (18) through splines, and the sixth-gear driven gear (24) and the middle shaft normally-meshed gear (25) are fixedly assembled on the middle shaft (18);
the reverse gear shaft (28) is supported on a reverse gear shaft left bearing (27) and a reverse gear shaft right bearing (32), a reverse gear (29), a reverse gear synchronizer (30) and a reverse gear normally-meshed gear (31) are arranged on the reverse gear shaft (28) from left to right, the reverse gear (29) is sleeved on the reverse gear shaft (28) in a free mode, the reverse gear synchronizer (30) is assembled on the reverse gear shaft (28) through a spline, and the reverse gear normally-meshed gear (31) is fixedly assembled on the reverse gear shaft (28);
the output shaft (15) is supported on an output shaft left bearing (13) and an output shaft right bearing (14), an output shaft normally meshed gear (12) is fixedly assembled on the output shaft (15) on the left side of the output shaft left bearing (13), and the input shaft right bearing (11) is fixed in a central cavity of the output shaft normally meshed gear (12);
a first-gear driven gear (23) is meshed with a first-gear driving gear (8) and a reverse gear (29) at the same time, a second-gear driving gear (7) is meshed with a second-gear driven gear (21), a third-gear driving gear (5) is meshed with a third-gear driven gear (19), a fourth-gear driving gear (3) is meshed with a fourth-gear driven gear (17), a sixth-gear driving gear (9) is meshed with a sixth-gear driven gear (24), and an output shaft normally meshed gear (12) is meshed with an intermediate shaft normally meshed gear (25) and a reverse gear shaft normally meshed gear (31) at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210079462.1A CN114658812B (en) | 2022-01-24 | 2022-01-24 | Six-gear rear-drive transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210079462.1A CN114658812B (en) | 2022-01-24 | 2022-01-24 | Six-gear rear-drive transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114658812A true CN114658812A (en) | 2022-06-24 |
| CN114658812B CN114658812B (en) | 2024-05-28 |
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ID=82026381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210079462.1A Active CN114658812B (en) | 2022-01-24 | 2022-01-24 | Six-gear rear-drive transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114658812B (en) |
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| CN109664746A (en) * | 2018-12-28 | 2019-04-23 | 重庆长安汽车股份有限公司 | A kind of hybrid gearbox and mixed power plant |
| CN112253699A (en) * | 2020-10-28 | 2021-01-22 | 株洲齿轮有限责任公司 | Seven-speed double-clutch transmission for commercial vehicle |
-
2022
- 2022-01-24 CN CN202210079462.1A patent/CN114658812B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090241728A1 (en) * | 2008-03-31 | 2009-10-01 | Fitzgerald Brian M | Electric dual input clutch transmission |
| US20100269612A1 (en) * | 2009-04-22 | 2010-10-28 | Gm Global Technology Operations, Inc. | Dual clutch transmission |
| CN201621234U (en) * | 2009-12-17 | 2010-11-03 | 浙江吉利汽车研究院有限公司 | Automobile speed changer |
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