CN109281997A - A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission - Google Patents
A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission Download PDFInfo
- Publication number
- CN109281997A CN109281997A CN201811315609.2A CN201811315609A CN109281997A CN 109281997 A CN109281997 A CN 109281997A CN 201811315609 A CN201811315609 A CN 201811315609A CN 109281997 A CN109281997 A CN 109281997A
- Authority
- CN
- China
- Prior art keywords
- gear
- clutch
- transmission
- teeth
- output 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.)
- Pending
Links
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
- F16H3/02—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
- F16H3/10—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 with one or more one-way clutches as an essential feature
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission, it is related to electrical vehicular power transfer device, including input shaft 1, gear A 2, gear B 3, one-way clutch 5, output shaft 8, clutch 6, gear C 7, jackshaft 4, gear D 9, the ratio of the number of teeth of the number of teeth and gear B 3 of the gear A 2 is greater than the ratio of 7 number of teeth of gear C and 9 number of teeth of gear D, gear C 7 and gear D 9 realize forward gear transmission, when clutch 6 works, output shaft 8 is connect with jackshaft 4, gear A 2 is engaged with gear B 3 realizes the transmission of advance second gear, the clutch 6 is the clutch of ordinary clutch or locking, control mode is hydraulic or automatically controlled, achievable power, which does not interrupt shift, prevents phenomena such as slipping by slope when going up a slope, and it reduces clutch abrasion and improves reliability.
Description
Technical field
The present invention relates to electrical vehicular power transfer device, especially a kind of nothing second gear single-direction transmission two that reverses gear is kept off automatically
Speed changer.
Background technique
Since electric vehicle driving cycle difference causes speed difference bigger, electronic function is needed if without speed changer
The wider range of speeds is enough exported, very high to the performance requirement of motor, motor efficient operation section is limited, if motor exists
Low-power consumption regional work, energy consumption is larger, reduces electric vehicle cruising ability.Although the performance of motor is better than engine, do not need
It configures the speed changer of more gears like that engine, but is at least also required to be able to achieve the second gear of high and low gear work certainly with one
Dynamic speed changer.The existing dynamic interruption of two-gear transmission or shift or two control clutches of needs are shifted gears to realize,
One clutch unclamps, the engagement of another clutch, in order to interrupt power not, when a clutch is totally released not yet,
Another clutch will engage, and cause two clutches that there is certain working sequence to be overlapped compared with angle in this way, be easy to produce
The final service life for influencing clutch of friction.Two-speed automatic transmission of the invention only needs to control a clutch, can be real
Existing power does not interrupt shift.Current automatic speed derailleur for electric vehicle or shifting power interrupt known to analyzing above, especially
It is easy to appear when going up a slope and slips by slope phenomenon or clutch is prone to wear and is exactly that poor reliability or technology are not mature enough, therefore
In the market two-speed automatic transmission promote and apply and it is few.
Summary of the invention
It is limited the purpose of the invention is to overcome and solve existing electric vehicle electric machine efficient operation section, existing two gear
Automatic transmission or there is shifting power interruption, occurs slipping by slope phenomenon when going up a slope or clutch is prone to wear poor reliability
The shortcomings that and problem, a kind of nothing is provided and is reversed gear second gear single-direction transmission two-speed automatic transmission, to realize electronic function work
In efficient operation region.
To achieve the above object of the invention the technical solution adopted by the present invention is that: a kind of nothing is reversed gear second gear single-direction transmission two
Speed automatic transmission, it is characterised in that including input shaft 1, gear A 2, gear B 3, one-way clutch 5, output shaft 8, clutch 6,
Gear C 7, jackshaft 4, gear D 9, wherein the gear A 2 is fixedly mounted on input shaft 1, output shaft 8 passes through with jackshaft 4
Clutch 6 connects, and gear B 3 is mounted on jackshaft 4, and gear C 7 is mounted on input shaft 1 by one-way clutch 5, output shaft
Gear D 9 is also fixedly installed on 8；The gear A 2 is engaged with gear B 3, and gear C 7 is engaged with gear D 9；The output shaft 8 with
Jackshaft 4 is in straight line, and output shaft 8 is parallel with input shaft 1；The ratio of the number of teeth of the number of teeth and gear B (3) of the gear A (2)
Value is greater than the ratio of gear C (7) number of teeth and gear D (9) number of teeth, and gear C 7 and gear D 9 realize forward gear transmission, work as clutch
Output shaft 8 is connect with jackshaft 4 when device 6 works, and gear A 2 is engaged with gear B 3 realizes the transmission of advance second gear, the clutch 6
For ordinary clutch or the clutch of locking, control mode is hydraulic or automatically controlled.
The further technical solution that the present invention uses is: 5 installation direction of one-way clutch be forward gear transmission when from
Effect, does not work reversely.
The further technical solution that the present invention uses is: its feature further includes adding primary speed-down tooth in input shaft or output shaft
Wheel.
It is had the advantages that using a kind of nothing of the present invention second gear single-direction transmission two-speed automatic transmission that reverses gear
1. a kind of nothing of the present invention is reversed gear second gear single-direction transmission two-speed automatic transmission use a clutch 6 for commonly from
The clutch and an one-way clutch of clutch or locking are not needed control basis and turned after being installed due to one-way clutch
It to automatic work, therefore only needs to control clutch 6 in shift and lifting gear can be realized, control element is few, and control is simple.
The number of teeth and tooth of the gear A (2) of second gear single-direction transmission two-speed automatic transmission 2. a kind of nothing of the present invention is reversed gear
Take turns B(3) the ratio of the number of teeth be greater than the ratio of gear C (7) number of teeth and gear D (9) number of teeth, therefore 5 side of installation of one-way clutch
To being worked when forward gear is driven, does not work reversely, clutch 6 can be directly controlled during upshift in this way and connect
It closes, without interrupting power and impact will not be generated, therefore shift gears effect and 6 long service life of clutch.
It reverses gear second gear single-direction transmission two-speed automatic transmission to a kind of nothing of the present invention with reference to the accompanying drawings and examples
It is described further.
Detailed description of the invention
Fig. 1 is that a kind of nothing of the present invention is reversed gear a kind of embodiment structure of second gear single-direction transmission two-speed automatic transmission
Schematic diagram.
Fig. 2 is that a kind of nothing of the present invention is reversed gear the another embodiment knot of second gear single-direction transmission two-speed automatic transmission
Structure schematic diagram.
Specific embodiment
Below with reference to Fig. 1 and Fig. 2, detailed description of specific embodiments of the invention is provided, in figure, 1. input shafts, 2. teeth
A, 3. gear Bs, 4. jackshafts, 5. one-way clutch, 6. clutches, 7. gear Cs, 8. output shafts, 9. gear Ds are taken turns, wherein described
Gear A 2 is fixedly mounted on input shaft 1.
Output shaft 8 as shown in Figure 1 is connect with jackshaft 4 by clutch 6, and gear B 3 is fixedly mounted on jackshaft 4, such as
Gear B 3 shown in Fig. 2 is movably arranged on output shaft 8, by 6 connection gear B3 of clutch and output shaft 8, when clutch 6 works
When gear B 3 be fixedly connected with output shaft 8, when clutch 6 does not work, gear B 3 and output shaft 8 are slidably connected, gear B 3 and defeated
Shaft 8 can relatively rotate；Gear C 7 is mounted on input shaft 1 by one-way clutch 5, is also fixedly mounted on output shaft 8 with teeth
Take turns D9；The gear A 2 is engaged with gear B 3, and gear C 7 is engaged with gear D 9；The output shaft 8 is straight in one with jackshaft 4
Line, output shaft 8 are parallel with input shaft 1；The ratio of the number of teeth of the number of teeth and gear B (3) of the gear A (2) is greater than gear C (7)
The ratio of the number of teeth and gear D (9) number of teeth.Gear C 7, gear are passed to through one-way clutch 5 after power is inputted by input shaft 1
C7 and gear D 9 are intermeshed, and power passes to gear D 9 through gear C 7, and gear D 9, which is transmitted to power output shaft 8 and realizes, to advance
One gear transmission output, when clutch 6 works, output shaft 8 is connect with jackshaft 4, and gear A 2 is engaged with gear B 3, and power is by defeated
Enter axis 1 through gear A 2, gear B 3, jackshaft 4, clutch 6 passes to output shaft 8, due to the number of teeth and gear B of gear A (2)
(3) ratio of the number of teeth is greater than the ratio of gear C (7) number of teeth and gear D (9) number of teeth, therefore the revolving speed of jackshaft 4 is higher than output
The revolving speed of axis 8 drives gear C 7 when clutch 6 engages backgear D9, and one-way clutch will not work at this time, realize advance two
Gear transmission, the clutch 6 are the clutch of ordinary clutch or locking, and control mode is hydraulic or automatically controlled.
The further technical solution that the present invention uses is: 5 installation direction of one-way clutch be forward gear transmission when from
Effect, does not work reversely.
The further technical solution that the present invention uses is: its feature further includes adding primary speed-down tooth in input shaft or output shaft
Wheel.
Above-described embodiment is only preferred forms of the invention, and the present invention is not limited to the forms of above-described embodiment, only
The transformation to do within the scope of the present invention belongs to scope of the invention.
Claims (3)
- The second gear single-direction transmission two-speed automatic transmission 1. a kind of nothing is reversed gear, it is characterised in that including input shaft (1), gear A (2), gear B (3), one-way clutch (5), output shaft (8), clutch (6), gear C (7), jackshaft (4), gear D (9), Described in gear A (2) is fixedly mounted on input shaft (1), output shaft (8) and jackshaft (4) are connect by clutch (6), tooth Wheel B(3) it is mounted on jackshaft (4), gear C (7) is mounted on input shaft (1) by one-way clutch (5), output shaft (8) On be also fixedly installed with gear D (9)；The gear A (2) is engaged with gear B (3), and gear C (7) is engaged with gear D (9)；It is described Output shaft (8) and jackshaft (4) are in straight line, and output shaft (8) is parallel with input shaft (1)；The number of teeth of the gear A (2) with The ratio of the number of teeth of gear B (3) is greater than the ratio of gear C (7) number of teeth and gear D (9) number of teeth, and gear C (7) and gear D (9) are real Existing forward gear transmission, when clutch (6) work, output shaft (8) is connect with jackshaft (4), and gear A (2) is nibbled with gear B (3) Close and realize the transmission of advance second gear, the clutch (6) is the clutch of ordinary clutch or locking, control mode be it is hydraulic or It is automatically controlled.
- The second gear single-direction transmission two-speed automatic transmission 2. a kind of nothing according to claim 1 is reversed gear, it is characterized in that: institute Stating one-way clutch (5) installation direction is worked in forward gear transmission, is not worked reversely.
- The second gear single-direction transmission two-speed automatic transmission 3. a kind of nothing according to claim 1 is reversed gear, feature are also wrapped It includes and adds primary speed-down gear in input shaft or output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315609.2A CN109281997A (en) | 2018-11-07 | 2018-11-07 | A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315609.2A CN109281997A (en) | 2018-11-07 | 2018-11-07 | A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109281997A true CN109281997A (en) | 2019-01-29 |
Family
ID=65174965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811315609.2A Pending CN109281997A (en) | 2018-11-07 | 2018-11-07 | A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109281997A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513449A (en) * | 2019-08-23 | 2019-11-29 | 吴有智 | Semi-automatic shift gears drop turns round secondary gear |
| CN113757321A (en) * | 2021-08-12 | 2021-12-07 | 华为数字能源技术有限公司 | Speed change device, electric drive system and new energy automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204900702U (en) * | 2015-08-25 | 2015-12-23 | 重庆青山工业有限责任公司 | Two grades of pure electric vehicles derailleurs |
| CN205896058U (en) * | 2016-08-16 | 2017-01-18 | 河北工业大学 | Electric automobile transmission |
| KR20170052804A (en) * | 2015-11-04 | 2017-05-15 | 현대자동차주식회사 | Transmission for electric vehicle |
| CN107701665A (en) * | 2017-11-09 | 2018-02-16 | 柳州惠林科技有限责任公司 | A kind of differential type is isolated to close two shift transmissions |
| CN107740848A (en) * | 2017-11-09 | 2018-02-27 | 柳州惠林科技有限责任公司 | A kind of shift transmission of differential type two |
-
2018
- 2018-11-07 CN CN201811315609.2A patent/CN109281997A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204900702U (en) * | 2015-08-25 | 2015-12-23 | 重庆青山工业有限责任公司 | Two grades of pure electric vehicles derailleurs |
| KR20170052804A (en) * | 2015-11-04 | 2017-05-15 | 현대자동차주식회사 | Transmission for electric vehicle |
| CN205896058U (en) * | 2016-08-16 | 2017-01-18 | 河北工业大学 | Electric automobile transmission |
| CN107701665A (en) * | 2017-11-09 | 2018-02-16 | 柳州惠林科技有限责任公司 | A kind of differential type is isolated to close two shift transmissions |
| CN107740848A (en) * | 2017-11-09 | 2018-02-27 | 柳州惠林科技有限责任公司 | A kind of shift transmission of differential type two |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513449A (en) * | 2019-08-23 | 2019-11-29 | 吴有智 | Semi-automatic shift gears drop turns round secondary gear |
| CN113757321A (en) * | 2021-08-12 | 2021-12-07 | 华为数字能源技术有限公司 | Speed change device, electric drive system and new energy automobile |
| CN113757321B (en) * | 2021-08-12 | 2023-09-22 | 华为数字能源技术有限公司 | Speed change device, electric drive system and new energy automobile |
| US11796052B2 (en) | 2021-08-12 | 2023-10-24 | Huawei Digital Power Technologies Co., Ltd. | Gear shifting apparatus, electric drive system, and new energy vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107740848B (en) | Differential type two-gear transmission | |
| CN107701665A (en) | A kind of differential type is isolated to close two shift transmissions | |
| CN108167405A (en) | A kind of two-shift automatic variable speed device for braking gear ring | |
| CN110748615A (en) | Gear shifting device and gear shifting method of two-gear transmission | |
| CN109356978A (en) | One kind having reverse gear first gear single-direction transmission two-shift automatic variable speed device | |
| CN109281997A (en) | A kind of nothing is reversed gear second gear single-direction transmission two-speed automatic transmission | |
| CN101793315B (en) | Mechanical and hydraulic combined power transmission mechanism | |
| CN104329434A (en) | Hydraulic mechanical dual-power flow transmission gearbox | |
| CN109723769A (en) | The two reduction gear of pure electric vehicle retarder | |
| CN209892698U (en) | Two-gear electrically-driven transmission with double-step planetary wheel set | |
| CN109356975A (en) | A kind of no reverse gear first gear single-direction transmission two-shift automatic variable speed device | |
| CN207433246U (en) | Pure electric automobile dual-motor drive system | |
| CN109356980A (en) | A kind of no reverse gear third gear single-direction transmission two-shift automatic variable speed device | |
| CN107166005B (en) | Mechanical-hydraulic mixes stepless transfer gear box | |
| CN109356976A (en) | One kind having the 4th gear single-direction transmission two-shift automatic variable speed device of reverse gear | |
| CN205429972U (en) | Automatic speed changing device | |
| CN108204431A (en) | A kind of two-shift automatic variable speed device of planet carrier output | |
| CN108556622A (en) | A kind of worm gear and endless screw speed changer and method for changing speed for electric vehicle | |
| CN109236956A (en) | One kind is reversed gear second gear single-direction transmission two-speed automatic transmission | |
| CN209892699U (en) | Double planetary gear set type two-speed electric drive transmission | |
| CN109356977A (en) | A kind of the 4th gear single-direction transmission two-shift automatic variable speed device of no reverse gear | |
| CN207333592U (en) | A kind of easy to operate, efficient speed changer of transmission | |
| CN203892480U (en) | Longitudinally-arranged hybrid dual-clutch transmission gearing device | |
| CN109356981A (en) | One kind having reverse gear third gear single-direction transmission two-shift automatic variable speed device | |
| CN108189664A (en) | A kind of output of gear ring without reverse gear two-shift automatic variable speed device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190129 |