CN209430693U - A kind of automatic transimission - Google Patents
A kind of automatic transimission Download PDFInfo
- Publication number
- CN209430693U CN209430693U CN201821951234.4U CN201821951234U CN209430693U CN 209430693 U CN209430693 U CN 209430693U CN 201821951234 U CN201821951234 U CN 201821951234U CN 209430693 U CN209430693 U CN 209430693U
- Authority
- CN
- China
- Prior art keywords
- planetary gear
- gear mechanism
- seat
- automatic transimission
- row
- 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.)
- Withdrawn - After Issue
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
-
- 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
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
Abstract
The utility model discloses a kind of automatic transimissions, including casing, the input shaft and output shaft that axle center is overlapped, the central sun gear that is set on the output shaft and cover the front-seat planetary gear mechanism in central sun gear, middle rows of planetary gear mechanism and heel row planetary gear mechanism, the input shaft and output shaft pass through first bearing respectively and are mounted on casing, the front row planetary gear mechanism and the input axis connection, the middle rows of planetary gear mechanism is connected by first clutch with front-seat planetary gear mechanism, the heel row planetary gear mechanism passes through second clutch and output axis connection；It can be realized the different gear ratio output from input shaft to output shaft, simple and reasonable, component is compact, and transmission efficiency is high, realizes different reduction ratio output.
Description
Technical field
The utility model relates to speed change gear field, especially a kind of automatic transimission.
Background technique
At this stage, speed change gear be widely used in lathe, motor vehicle and other need on the machine or transmission system of speed change.With
For motor vehicle, in motor vehicle manufacturing industry, speed change gear belongs to one of most important component in motor drive system.Machine
The speed change gear of motor-car is to change the torsion of engine crankshaft by changing transmission ratio, adapt to starting, acceleration, traveling and
Overcome the different needs under the different driving conditions of different kinds of roads obstruction etc. to the tractive force of driving wheel and speed.
Currently, most of speed change gears in order to reach different speed changing effects, are generally provided with relative complex structure,
Cause speed change gear bulky, the not high situation of transmission efficiency occurs.
Utility model content
To solve the above problems, the purpose of this utility model is to provide a kind of automatic transimission, it is simple and reasonable,
Component is compact, and transmission efficiency is high, realizes different reduction ratio output.
The technical solution adopted by the utility model to solve the problem is as follows:
A kind of automatic transimission, the input shaft and output shaft that are overlapped including casing, axle center, the center being set on the output shaft
Sun gear and cover front-seat planetary gear mechanism, middle rows of planetary gear mechanism and rear rows of planetary tooth in central sun gear
Take turns mechanism, the input shaft and output shaft pass through first bearing respectively and be mounted on casing, the front row planetary gear mechanism and
The input axis connection, the middle rows of planetary gear mechanism is connected by first clutch with front-seat planetary gear mechanism, described
Heel row planetary gear mechanism passes through second clutch and output axis connection.
Further, the front-seat planetary gear mechanism includes and inputs the front-seat gear ring of axis connection, is connected with exporting axis
Front-seat planet carrier and front-seat planetary gear, the front row planet carrier are connected by first clutch with middle rows of planetary gear mechanism.
Further, the middle rows of planetary gear mechanism includes intermediate row teeth circle, middle rows of planetary gear and middle seniority among brothers and sisters carrier, middle row
Gear ring is connected by first clutch with front-seat planet carrier.
Further, the heel row planetary gear mechanism includes heel row planet carrier, rear ring gear and heel row planetary gear, heel row
Gear ring passes through second clutch and output axis connection.
It further, further include the front-seat brake for being mounted on casing internal, the front row brake and middle seniority among brothers and sisters carrier connect
It connects.
It further, further include the centre wheel brake for being mounted on casing internal, the centre wheel brake and the center sun
Gear connection.
It further, further include the heel row brake for being mounted on casing internal, the heel row brake and heel row planet carrier connect
It connects.
Further, the front-seat gear ring also passes through second bearing and output axis connection.
Further, 3rd bearing is provided between the central sun gear and output shaft.
Further, there are two the 3rd bearing settings, central sun gear both ends are located at.
One or more technical solution provided by the embodiment of the utility model, at least has the following beneficial effects: front row
Planetary gear mechanism, middle rows of planetary gear mechanism and heel row planetary gear mechanism are by sharing a central sun gear, three rows
Planetary gear mechanism has different reduction ratio, and cooperates first clutch and second clutch, realizes from input shaft to output shaft
The output of different gear ratio, simple and reasonable, component is compact, and transmission efficiency is high, realizes different reduction ratio output.
Detailed description of the invention
The utility model is described in further detail with example with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of automatic transimission of the utility model one embodiment；
Fig. 2 is a kind of 1 schematic diagram of operating condition of automatic transimission of the utility model one embodiment；
Fig. 3 is a kind of 2 schematic diagram of operating condition of automatic transimission of the utility model one embodiment；
Fig. 4 is a kind of 3 schematic diagram of operating condition of automatic transimission of the utility model one embodiment.
Specific embodiment
Referring to Fig.1, one embodiment of the utility model provides a kind of automatic transimission, including casing 19, axle center
The input shaft 1 and output shaft 17 of coincidence cover the central sun gear 16 on output shaft 17 and cover in central sun gear 16
On front-seat planetary gear mechanism, middle rows of planetary gear mechanism and heel row planetary gear mechanism, the input shaft 1 and output shaft 17
Be mounted on casing 19 by first bearing 18 respectively, the front row planetary gear mechanism and the input shaft 1 connect, it is described in
Rows of planetary gear mechanism is connected by first clutch 5 with front-seat planetary gear mechanism, and the heel row planetary gear mechanism passes through
Second clutch 15 and output shaft 17 connect.
In the present embodiment, front-seat planetary gear mechanism, middle rows of planetary gear mechanism and heel row planetary gear mechanism pass through
A central sun gear 16 is shared, three rows of planetary gear mechanisms have different reduction ratio, and cooperate first clutch 5 and second
Clutch 15 realizes the different gear ratio output from input shaft to output shaft, and simple and reasonable, component is compact, transmission efficiency
Height realizes different reduction ratio output.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein the front row
Planetary gear mechanism includes the front-seat gear ring 2 connecting with input shaft 1, the front-seat planet carrier 3 connecting with output shaft 17 and preceding seniority among brothers and sisters
Star gear 4, the front row planet carrier 3 are connected by first clutch 5 with middle rows of planetary gear mechanism.
In the present embodiment, power passes through the front-seat input of gear ring 2 automatic transimission by input shaft 1.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein the middle row
Planetary gear mechanism includes intermediate row teeth circle 6, middle rows of planetary gear 7 and middle seniority among brothers and sisters carrier 8, and intermediate row teeth circle 6 passes through first clutch 5
It is connected with front-seat planet carrier 3.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein the heel row
Planetary gear mechanism includes heel row planet carrier 12, rear ring gear 13 and heel row planetary gear 14, rear ring gear 13 by second from
Clutch 15 and output shaft 17 connect.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein further includes peace
Front-seat brake 9 inside casing 19, the front row brake 9 are connect with middle seniority among brothers and sisters carrier 8.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein further includes peace
Centre wheel brake 10 inside casing 19, the centre wheel brake 10 are connect with central sun gear 16.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein further includes peace
Heel row brake 11 inside casing 19, the heel row brake 11 are connect with heel row planet carrier 12.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein the front row
Gear ring 2 is also connected by second bearing 20 and output shaft 17.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein the center
3rd bearing 21 is provided between sun gear 16 and output shaft 17.
Further, another embodiment of the utility model also provides a kind of automatic transimission, wherein the third
There are two the settings of bearing 21, is located at 16 both ends of central sun gear.
Further, another embodiment of the utility model provides a kind of automatic transimission, including casing 19, axle center
The input shaft 1 and output shaft 17 of coincidence cover the central sun gear 16 on output shaft 17 and cover in central sun gear 16
On front-seat planetary gear mechanism, middle rows of planetary gear mechanism and heel row planetary gear mechanism, the input shaft 1 and output shaft 17
Be mounted on casing 19 by first bearing 18 respectively, the front row planetary gear mechanism and the input shaft 1 connect, it is described in
Rows of planetary gear mechanism is connected by first clutch 5 with front-seat planetary gear mechanism, and the heel row planetary gear mechanism passes through
Second clutch 15 and output shaft 17 connect；It is described front row planetary gear mechanism include the front-seat gear ring 2 being connect with input shaft 1,
The front-seat planet carrier 3 and front-seat planetary gear 4 being connect with output shaft 17；The middle rows of planetary gear mechanism include intermediate row teeth circle 6,
Middle rows of planetary gear 7 and middle seniority among brothers and sisters carrier 8, intermediate row teeth circle 6 are connected by first clutch 5 with front-seat planet carrier 3；After described
Rows of planetary gear mechanism includes heel row planet carrier 12, rear ring gear 13 and heel row planetary gear 14, and rear ring gear 13 passes through second
Clutch 15 and output shaft 17 connect；Further include the front-seat brake 9 being mounted on inside casing 19, the front row brake 9 with
Middle seniority among brothers and sisters carrier 8 connects；It further include the centre wheel brake 10 being mounted on inside casing 19, the centre wheel brake 10 is in
Heart sun gear 16 connects；It further include the heel row brake 11 being mounted on inside casing 19, the heel row brake 11 and heel row
Planet carrier 12 connects；The front row gear ring 2 is also connected by second bearing 20 and output shaft 17；16 He of central sun gear
3rd bearing 21 is provided between output shaft 17；There are two the settings of 3rd bearing 21, is located at central sun gear 16
Both ends.
In the following, a kind of specific operating condition of automatic transimission of the present embodiment is introduced in conjunction with attached drawing 2-4:
Operating condition 1: referring to Fig. 2, heel row brake 11 is braked, and power is incoming from input shaft 1, successively by front-seat gear ring 2, preceding
Rows of planetary gear 4, central sun gear 16, heel row planetary gear 14 and rear ring gear 13, it is defeated finally by second clutch 15
Output shaft 17 is arrived out.
Operating condition 2: referring to Fig. 3, front-seat brake 9 is braked, and power is incoming from input shaft 1, successively by front-seat gear ring 2, preceding
Rows of planetary gear 4, central sun gear 16, middle rows of planetary gear 7 and intermediate row teeth circle 6, then front row is passed to by first clutch 5
Planet carrier 3 is finally output to output shaft 17 by front-seat planet carrier 3.
Operating condition 3: referring to Fig. 4, centre wheel brake 10 is braked, and power is incoming from input shaft 1, successively by front-seat gear ring 2,
Front-seat planetary gear 4 and front-seat planet carrier 3, are output to output shaft 17.
The above, the only preferred embodiment of the utility model, the utility model are not limited to above-mentioned implementation
Mode, as long as its technical effect for reaching the utility model with identical means, all should belong to the protection scope of the utility model.
Claims (10)
1. a kind of automatic transimission, which is characterized in that the input shaft and output shaft that are overlapped including casing, axle center are covered and exported
Central sun gear on axis and cover front-seat planetary gear mechanism in central sun gear, middle rows of planetary gear mechanism and
Heel row planetary gear mechanism, the input shaft and output shaft pass through first bearing respectively and are mounted on casing, the preceding rows of planetary
Gear mechanism and the input axis connection, the middle rows of planetary gear mechanism pass through first clutch and front-seat planetary gear mechanism
Connection, the heel row planetary gear mechanism pass through second clutch and output axis connection.
2. a kind of automatic transimission according to claim 1, which is characterized in that it is described front row planetary gear mechanism include
With the front-seat gear ring for inputting axis connection, the front-seat planet carrier being connected with exporting axis and front-seat planetary gear, the front row planet carrier
It is connected by first clutch with middle rows of planetary gear mechanism.
3. a kind of automatic transimission according to claim 2, which is characterized in that the middle rows of planetary gear mechanism includes
Intermediate row teeth circle, middle rows of planetary gear and middle seniority among brothers and sisters carrier, intermediate row teeth circle are connected by first clutch with front-seat planet carrier.
4. a kind of automatic transimission according to claim 3, which is characterized in that the heel row planetary gear mechanism includes
Heel row planet carrier, rear ring gear and heel row planetary gear, rear ring gear pass through second clutch and output axis connection.
5. a kind of automatic transimission according to claim 2, which is characterized in that further include before being mounted on casing internal
Brake is arranged, the front row brake is connect with middle seniority among brothers and sisters carrier.
6. a kind of automatic transimission according to claim 3, which is characterized in that further include being mounted in casing internal
Heart wheel brake, the centre wheel brake are connect with central sun gear.
7. a kind of automatic transimission according to claim 4, which is characterized in that further include after being mounted on casing internal
Brake is arranged, the heel row brake is connect with heel row planet carrier.
8. a kind of automatic transimission according to claim 2, which is characterized in that the front row gear ring also passes through the second axis
Hold and export axis connection.
9. a kind of automatic transimission according to claim 1, which is characterized in that the central sun gear and output shaft
Between be provided with 3rd bearing.
10. a kind of automatic transimission according to claim 9, which is characterized in that there are two the 3rd bearing settings,
It is located at central sun gear both ends.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821951234.4U CN209430693U (en) | 2018-11-24 | 2018-11-24 | A kind of automatic transimission |
| PCT/CN2019/116469 WO2020103699A1 (en) | 2018-11-24 | 2019-11-08 | Automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821951234.4U CN209430693U (en) | 2018-11-24 | 2018-11-24 | A kind of automatic transimission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209430693U true CN209430693U (en) | 2019-09-24 |
Family
ID=67968575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821951234.4U Withdrawn - After Issue CN209430693U (en) | 2018-11-24 | 2018-11-24 | A kind of automatic transimission |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209430693U (en) |
| WO (1) | WO2020103699A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236957A (en) * | 2018-11-24 | 2019-01-18 | 江门锐磁能机电科技有限公司 | A kind of automatic transimission |
| WO2020103699A1 (en) * | 2018-11-24 | 2020-05-28 | 江门锐磁能机电科技有限公司 | Automatic transmission |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10231346A1 (en) * | 2002-07-11 | 2004-01-29 | Zf Friedrichshafen Ag | Multi-speed transmission |
| US7651434B2 (en) * | 2007-05-01 | 2010-01-26 | Gm Global Technology Operations, Inc. | 8-speed transmission |
| DE102008041887A1 (en) * | 2008-09-09 | 2010-03-11 | Zf Friedrichshafen Ag | Hybrid powertrain of a motor vehicle |
| KR101438637B1 (en) * | 2013-10-22 | 2014-09-05 | 현대자동차 주식회사 | Gear train of automatic transmission for vehicles |
| CN109484153A (en) * | 2017-09-10 | 2019-03-19 | 东莞孚邦自动变速箱维修服务有限公司 | Hybrid vehicle automatic transmission drive train system |
| CN109236957B (en) * | 2018-11-24 | 2024-04-16 | 江门锐磁能机电科技有限公司 | Automatic speed changing device |
| CN209430693U (en) * | 2018-11-24 | 2019-09-24 | 江门锐磁能机电科技有限公司 | A kind of automatic transimission |
-
2018
- 2018-11-24 CN CN201821951234.4U patent/CN209430693U/en not_active Withdrawn - After Issue
-
2019
- 2019-11-08 WO PCT/CN2019/116469 patent/WO2020103699A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236957A (en) * | 2018-11-24 | 2019-01-18 | 江门锐磁能机电科技有限公司 | A kind of automatic transimission |
| WO2020103699A1 (en) * | 2018-11-24 | 2020-05-28 | 江门锐磁能机电科技有限公司 | Automatic transmission |
| CN109236957B (en) * | 2018-11-24 | 2024-04-16 | 江门锐磁能机电科技有限公司 | Automatic speed changing device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020103699A1 (en) | 2020-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190924 Effective date of abandoning: 20240416 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190924 Effective date of abandoning: 20240416 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |