CN101101045A - Automatic speed derailleur for electric vehicle - Google Patents
Automatic speed derailleur for electric vehicle Download PDFInfo
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- CN101101045A CN101101045A CNA2007101436323A CN200710143632A CN101101045A CN 101101045 A CN101101045 A CN 101101045A CN A2007101436323 A CNA2007101436323 A CN A2007101436323A CN 200710143632 A CN200710143632 A CN 200710143632A CN 101101045 A CN101101045 A CN 101101045A
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Abstract
This invention discloses motor vehicle automatic transmission. It includes machine case; power input shaft; power output shaft and input rotation rate sensor connected with power input shaft. There are at least two speed changing mechanisms in the machine case. The input gear of speed changing mechanism gear cluster connects to the passive end of clutch. The active end of clutch connects to power input shaft. The output gear of gear cluster connects to power output shaft. There is output rotation rate sensor on the output end of power output shaft. The external part of machine case is arranged with clutch brushes which are respectively connected with speed changing mechanism clutches. The output power of this invention is smooth, which makes the vehicle better adaptability to roads. This invention also makes the machine long life span. It can be applied on booster device such as motor traveling car, motor tricycle and motor vehicle.
Description
Technical field:
The present invention relates to a kind of automatic transmission, especially relate to the automatic transmission of using in a kind of electric motor car.
Background technique:
Nowadays in the samll cities and towns of national each province and the fringe area in city, all enlivening a collection of passenger and freight fuel motorcycle, fuel motorcycle is very severe to the pollution of atmosphere, and along with non-renewable energy resources reduce day by day, the quality of environment is directly threatening people's health.Thereby the common people are more and more higher to environmental protection requirement, actively development battery-operated motor cycle energetically and the electric bicycle requirement that will comply with market, so researching DC motor automatic transmission, the application in this field be have a mind to, favourable!
The speed change of electric bicycle, battery-operated motor cycle adopted basically and changed armature voltage (or adopting the PWM modulation) and change motor speed present stage, thereby changed Vehicle Speed.And the ratio of the input of power, output is a steady state value, and this just makes that Vehicle Speed is limited, when motor changes greatly because of road conditions difference, running resistance, can not be operated in best region.When the running resistance oversized motors is operated in the stall state, will cause battery discharge current excessive and reduce battery life, when serious even can burn motor.
Summary of the invention:
The object of the present invention is to provide a kind of simple in structure, outputting power is level and smooth, vehicle is strengthened greatly to the adaptability of road, also make prolong the working life of electrical equipment, mechanical device, also eliminated the automatic speed derailleur for electric vehicle of driver's technological disparity simultaneously.
Purpose of the present invention is implemented by following technological scheme: automatic speed derailleur for electric vehicle includes cabinet, power input shaft, pto, the input speed sensor that links to each other with described power input shaft, described input speed sensor places described cabinet outside, in described cabinet, be provided with at least two gears, described gear includes gear train and clutch, the input gear of described gear train links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, the output gear of described gear train links to each other with pto by retainingf key, output terminal at described pto is provided with the output speed sensor, and place described cabinet outside, be respectively equipped with the clutch brush in described cabinet outside, and link to each other and described gear clutch respectively.
The gear train of described gear includes input gear and output gear, and described input gear is identical with the output gear number of teeth, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
The gear train of described gear includes input gear and output gear, and the described input gear number of teeth is less than the output gear number of teeth, described input gear is continuous with corresponding clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
The gear train of described gear includes input gear and output gear, and the described input gear number of teeth is greater than the output gear number of teeth, described input gear is continuous with corresponding clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
Described gear includes clutch and speed change gear group, described speed change gear group includes the input gear at least, to servo-actuated duplex speed change gear, output gear, wherein said input gear links to each other with described wheel for inputting to servo-actuated duplex speed change gear, described output wheel to servo-actuated duplex speed change gear links to each other with described output gear, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
Described gear includes clutch and speed change gear group, described speed change gear group includes the input gear at least, a pair of servo-actuated duplex speed change gear, output gear, wherein said input gear links to each other with the wheel for inputting of described a pair of servo-actuated duplex speed change gear, the output wheel of described a pair of servo-actuated duplex speed change gear links to each other with described another wheel for inputting to servo-actuated duplex speed change gear at least, described another output wheel to servo-actuated duplex speed change gear at least links to each other with described output gear, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
Described clutch is a magnetic clutch.
The invention has the advantages that: this invention is the automatic transmission of large velocity ratio, many rotating speeds, outputting power is level and smooth, vehicle is strengthened greatly to the adaptability of road, also make prolong the working life of electrical equipment, mechanical device, also eliminated driver's technological disparity simultaneously.Because this device volume is small and exquisite, simple in structure, weight is slim and graceful, be convenient to production, low noise, the pollution-free power assisting devices such as car of riding instead of walk in assisted electric traveling car, electro-tricycle, battery-operated motor cycle and old age that are specially adapted to.
Description of drawings:
Fig. 1 is embodiment 1 a cross-sectional view.
Fig. 2 is embodiment 1 a plan view.
Fig. 3 is embodiment 1 a side view.
Fig. 4 is embodiment 2 a cross-sectional view.
Fig. 5 is embodiment 2 a plan view.
Fig. 6 is embodiment 3 a cross-sectional view.
Fig. 7 is embodiment 3 a plan view.
Cabinet-1, power input shaft-2, pto-3, input speed sensor-4, high speed gear-5, low speed gear-6, high gear group-7, high-speed clutch-8, low speed gear group-9, low-speed clutch-10 is imported gear-11 at a high speed, high speed output gear-12, high-speed clutch Partner-13, high-speed clutch drive end-14, low speed input gear-15, low speed output gear-16, low-speed clutch Partner-17, low-speed clutch drive end-18, output speed sensor-19, high-speed clutch brush-20, low-speed clutch brush-21, middling speed gear-22 is to low speed duplicate gear-23, wheel for inputting-24 to the low speed duplicate gear, to the output wheel-25 of low speed duplicate gear, middling speed input gear-26 is to middling speed duplicate gear-27, middling speed output gear-28, to middling speed duplicate gear wheel for inputting-29, middle speed clutch-30, middle speed clutch Partner-31, to middling speed duplicate gear output wheel-32, middle speed clutch drive end-33, middle speed clutch brush-34, hypervelocity gear-35, direct change mechanism-36, hypervelocity input gear-37, hypervelocity output gear-38, overrunning cluth-39, overrunning cluth Partner-40, overrunning cluth drive end-41 is directly imported gear-42, directly output gear-43, direct clutch-44, direct clutch Partner-45, direct clutch drive end-46 is to high speed duplicate gear-47, overrunning cluth brush-48, direct clutch brush-49.
Embodiment:
Embodiment 1:(such as Fig. 1, Fig. 2, shown in Figure 3), automatic speed derailleur for electric vehicle (two groups of gears) includes cabinet 1, power input shaft 2, pto 3, the input speed sensor 4 that links to each other with power input shaft 2, input speed sensor 4 places cabinet 1 outside, in cabinet 1, be provided with two gears-high speed gear 5 and low speed gear 6, its high speed gear 5 includes high gear group 7 and high-speed clutch 8, low speed gear 6 includes low speed gear group 9 and low-speed clutch 10, wherein high gear group 7 includes and imports gear 11 and high speed output gear 12 at a high speed, and imports gear 11 identical with high speed output gear 12 numbers of teeth (i.e. the constant speed of meaning) at a high speed.Import gear 11 at a high speed and link to each other with high-speed clutch Partner 13, high-speed clutch drive end 14 links to each other with power input shaft 2 by retainingf key.High speed output gear 12 links to each other with pto 3 by retainingf key.Low speed gear group 9 includes low speed input gear 15 and low speed output gear 16, and low speed input gear 15 numbers of teeth are less than low speed output gear 16 numbers of teeth, the low-speed clutch Partner 17 that low speed input gear 15 is corresponding with it links to each other, and low-speed clutch drive end 18 links to each other with power input shaft 2 by retainingf key.Low speed output gear 16 links to each other with pto 3 by retainingf key.Output terminal at pto 3 is provided with output speed sensor 19, and places cabinet 1 outside, is respectively equipped with high-speed clutch brush 20 and low-speed clutch brush 21 in cabinet 1 outside, and links to each other and high-speed clutch 8 and low-speed clutch 10 respectively.Clutch is a magnetic clutch.(annotate: described high speed, low speed are for this transmission output shaft).
Principle:, form the gear train of two groups of different speed ratios with the gear of two group electromagnetic clutch with two groups of different no-load voltage ratios.When some magnetic clutchs get electricly,, export the power of different no-load voltage ratios just with the engaging gear adhesive of a certain group of speed ratio.
Embodiment 2:(such as Fig. 4, shown in Figure 5), automatic speed derailleur for electric vehicle (three groups of gears) includes cabinet 1, power input shaft 2, pto 3, the input speed sensor 4 that links to each other with power input shaft 2, input speed sensor 4 places cabinet 1 outside, in cabinet 1, be provided with three gears-high speed gear 5, low speed gear 6 and middling speed gear 22, the high speed of its high speed gear 5 (constant speed) gear train 7 includes imports gear 11 and high speed output gear 12 at a high speed, and it is identical with high speed output gear 12 numbers of teeth to import gear 11 at a high speed, import gear 11 at a high speed and link to each other with high-speed clutch Partner 13, high-speed clutch drive end 14 links to each other with power input shaft 2 by retainingf key.High speed output gear 12 links to each other with pto 3 by retainingf key.
The gear train 9 of low speed gear 6 includes low speed input gear 15, to low speed duplicate gear 23, and low speed output gear 16, wherein low speed input gear 15 promptly links to each other with wheel for inputting 24 to low speed duplicate gear 23, links to each other with low-speed clutch Partner 17 again.Output wheel 25 to low speed duplicate gear 23 links to each other with low speed output gear 16.Low speed input gear 15 links to each other with low-speed clutch Partner 17, and low-speed clutch drive end 18 links to each other with power input shaft 2 by retainingf key.Low speed output gear 16 links to each other with pto 3 by retainingf key.
The gear train of middling speed gear 22 includes middling speed input gear 26, to middling speed duplicate gear 27, and middling speed output gear 28, wherein middling speed input gear 26 promptly links to each other with wheel for inputting 29 to middling speed duplicate gear 27, links to each other with middle speed clutch 30 Partner 31 again.Output wheel 32 to middling speed duplicate gear 27 links to each other with middling speed output gear 28.Middle speed clutch drive end 33 links to each other with power input shaft 2 by retainingf key.Middling speed output gear 28 links to each other with pto 3 by retainingf key.
Output terminal at pto 3 is provided with output speed sensor 19, and place cabinet 1 outside, be respectively equipped with in cabinet 1 outside height (etc.) speed clutch brush 20, low-speed clutch brush 21 and middle speed clutch brush 34, and be connected in respectively height (etc.) speed clutch 8, low-speed clutch 10 and middle speed clutch 30.Wherein high-speed clutch, middle speed clutch and low-speed clutch are magnetic clutch.
To low speed doubly-linked gear with to middling speed doubly-linked gear is to servo-actuated doubly-linked speed change gear.
With the gear of three group electromagnetic clutch, form the gear train of three groups of different speed ratios with three groups of different no-load voltage ratios.When some magnetic clutchs get electricly,, export the power of different no-load voltage ratios just with the engaging gear adhesive of a certain group of different speed ratios.
Speed change gear is divided into three groups, is used for the small-sized electric automobile, and no-load voltage ratio can be 1: 6; 1: 3; 1: 1 (or other no-load voltage ratio forms) wherein during 1: 6 no-load voltage ratio gear train (adhesive of bottom gear clutch) outputting power, are used for vehicle start and low speed driving; During 1: 3 no-load voltage ratio gear train (adhesive of mid ranger clutch) outputting power, vehicle drives at moderate speed; During 1: 1 no-load voltage ratio gear train (adhesive of top gear clutch) outputting power, high vehicle speeds; When wherein clutch adhesive, the driving tooth of all the other clutches is done the rotation of suspension variable speed.
During at full speed 75% near zone, speed changer automatic speed changing.After top gear was gone in change, promptly motor speed arrived blue region, high vehicle speeds.
If running resistance strengthens, motor speed is reduced to 25% near zone at full speed, and speed changer reduces gear automatically.
The automatic gear shifting dynamic output unit can be widely used in vehicles such as visitor, shipping electro-tricycle, atv motorcycle, Caddy, urban health sweeper, traffic police's squadrol.
If adopt the high pulling torque magnetic clutch, gear train is done to amplify design slightly, and the motive power outputting apparatus that can be used as city sightseeing touring car, electrocar uses.Also can be used as factory's load transport vehicle uses.
This device uses clean energy resource, and therefore pollution-free, low noise uses than higher area at tourist attraction and to environmental requirement, and is very suitable.
Embodiment 3: as Fig. 6, shown in Figure 7, automatic speed derailleur for electric vehicle includes cabinet 1, power input shaft 2, pto 3, the input speed sensor 4 that links to each other with power input shaft 2.Input speed sensor 4 places cabinet 1 outside, is provided with five gears-hypervelocity gear 35, direct change mechanism 36, high speed gear 5, mid ranger gear 22 and low speed gear 6 in cabinet 1.
In, low speed gear 22,6 and height hasten gear 5 in like manner, change its gear ratio and can change input, output speed ratio.
Output terminal at pto 3 is provided with output speed sensor 19, and place cabinet 1 outside, be respectively equipped with overrunning cluth brush 48, direct clutch brush 49, high-speed clutch brush 20, middle speed clutch brush 34 and low-speed clutch brush 21 in cabinet 1 outside, and be connected in overrunning cluth 39, direct clutch 44, high-speed clutch 8, middle speed clutch 30 and low-speed clutch 10 respectively.Wherein overrunning cluth 39, direct clutch 44, high-speed clutch 8, middle speed clutch 30 and low-speed clutch 10 are magnetic clutch.
To high speed doubly-linked gear is to servo-actuated doubly-linked speed change gear.
With the gear of five group electromagnetic clutch, form the gear train of five groups of different speed ratios with five groups of different no-load voltage ratios.When some magnetic clutchs get electricly,, export the power of different no-load voltage ratios just with the engaging gear adhesive of a certain group of different speed ratios.
Speed change gear is divided into three groups, is used for the small-sized electric automobile, and no-load voltage ratio can be 1: 6; 1: 3; 1: 1, wherein during 1: 6 no-load voltage ratio gear train (adhesive of bottom gear clutch) outputting power, be used for vehicle start and low speed driving; During 1: 3 no-load voltage ratio gear train (adhesive of mid ranger clutch) outputting power, vehicle drives at moderate speed; During 1: 1 no-load voltage ratio gear train (adhesive of top gear clutch) outputting power, high vehicle speeds; When wherein clutch adhesive, the input tooth of all the other clutches is done the rotation of suspension variable speed.Annotate and whether the no-load voltage ratio of five kinds of clutches can be stated herein.(below be five kinds of clutch no-load voltage ratios):
1, when the overrunning cluth adhesive, the ratio of output/input speed is 1.5/1;
2, when the direct clutch adhesive, the ratio of output/input speed is 1/1;
3, when the high-speed clutch adhesive, the ratio of output/input speed is 1/1.5;
4, central speed clutch adhesive, the ratio of output/input speed is 1/3;
5, when the low-speed clutch adhesive, the ratio of output/input speed is 1/4.5
Claims (7)
1, automatic speed derailleur for electric vehicle, it is characterized in that, it includes cabinet, power input shaft, pto, the input speed sensor that links to each other with described power input shaft, described input speed sensor places described cabinet outside, in described cabinet, be provided with at least two gears, described gear includes gear train and clutch, the input gear of described gear train links to each other with the clutch Partner, and described clutch drive end links to each other with described power input shaft by retainingf key, and the output gear of described gear train links to each other with pto by retainingf key, output terminal at described pto is provided with the output speed sensor, and place described cabinet outside, be respectively equipped with the clutch brush in described cabinet outside, and be connected in described gear clutch respectively.
2, a kind of automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that, the gear train of described gear includes input gear and output gear, and described input gear is identical with the output gear number of teeth, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
3, a kind of automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that, the gear train of described gear includes input gear and output gear, and the described input gear number of teeth is less than the output gear number of teeth, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
4, a kind of automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that, the gear train of described gear includes input gear and output gear, and the described input gear number of teeth is greater than the output gear number of teeth, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
5, a kind of automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that, described gear includes clutch and speed change gear group, described speed change gear group includes the input gear at least, to servo-actuated duplex speed change gear, output gear, wherein said input gear links to each other with described wheel for inputting to servo-actuated duplex speed change gear, described output wheel to servo-actuated duplex speed change gear links to each other with described output gear, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
6, a kind of automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that, described gear includes clutch and speed change gear group, described speed change gear group includes the input gear at least, a pair of servo-actuated duplex speed change gear, output gear, wherein said input gear links to each other with the wheel for inputting of described a pair of servo-actuated duplex speed change gear, the output wheel of described a pair of servo-actuated duplex speed change gear links to each other with described another wheel for inputting to servo-actuated duplex speed change gear at least, described another output wheel to servo-actuated duplex speed change gear at least links to each other with described output gear, described input gear links to each other with the clutch Partner, described clutch drive end links to each other with described power input shaft by retainingf key, and described output gear links to each other with pto by retainingf key.
7, according to the arbitrary described a kind of automatic speed derailleur for electric vehicle of claim 1-7, it is characterized in that described clutch is a magnetic clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101436323A CN101101045A (en) | 2007-08-16 | 2007-08-16 | Automatic speed derailleur for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101436323A CN101101045A (en) | 2007-08-16 | 2007-08-16 | Automatic speed derailleur for electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN101101045A true CN101101045A (en) | 2008-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101436323A Pending CN101101045A (en) | 2007-08-16 | 2007-08-16 | Automatic speed derailleur for electric vehicle |
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| CN (1) | CN101101045A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416862A (en) * | 2010-09-26 | 2012-04-18 | 比亚迪股份有限公司 | Driving system of electric vehicle |
| CN102837603A (en) * | 2012-09-19 | 2012-12-26 | 济南宏昌车辆有限公司 | Five-gear variable speed electric four-wheeled truck |
| CN105952851A (en) * | 2016-06-29 | 2016-09-21 | 天津市纺织机械器材研究所 | Wide feeding gear switching mechanism for infinitely long reed binding machine |
-
2007
- 2007-08-16 CN CNA2007101436323A patent/CN101101045A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416862A (en) * | 2010-09-26 | 2012-04-18 | 比亚迪股份有限公司 | Driving system of electric vehicle |
| CN102416862B (en) * | 2010-09-26 | 2015-04-22 | 比亚迪股份有限公司 | Driving system of electric vehicle |
| CN102837603A (en) * | 2012-09-19 | 2012-12-26 | 济南宏昌车辆有限公司 | Five-gear variable speed electric four-wheeled truck |
| CN105952851A (en) * | 2016-06-29 | 2016-09-21 | 天津市纺织机械器材研究所 | Wide feeding gear switching mechanism for infinitely long reed binding machine |
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Open date: 20080109 |