CN203926703U - The pure electronic low-noise coach speed changer of a kind of four gear - Google Patents
The pure electronic low-noise coach speed changer of a kind of four gear Download PDFInfo
- Publication number
- CN203926703U CN203926703U CN201420305749.2U CN201420305749U CN203926703U CN 203926703 U CN203926703 U CN 203926703U CN 201420305749 U CN201420305749 U CN 201420305749U CN 203926703 U CN203926703 U CN 203926703U
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- gear
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- gears
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Abstract
The pure electronic low-noise coach speed changer of a kind of four gear, it is mainly comprised of motor shaft assembly, input gear assembly, two axle assemblies, countershaft assembly, gearshift cylinder assembly, top cover assembly, rear cover assembly, clutch cover assembly and casing, and the clutch case of clutch cover assembly and described casing are taked the assembling of mould assembling formula; The input gear of described input gear assembly is supported on clutch case, and second axle one end of two described axle assemblies is bearing on the bearing of input gear endoporus, and the other end is bearing on casing by bearing; On the second described axle, be set with three gear gears, second gear and first gear, four gear gears are input gear, jack shaft four gear gear engagements on this four gear gear and jack shaft, on jack shaft, go back hot jacket have in the middle of three gear gears, middle second gears and middle first gear and respectively with the second axle on three gear gears, second gear and first gear mesh respectively, on the second axle, be also fixed with note speed variator; It has environmental protection, non-environmental-pollution, Pneumatic shift, and the better feature such as transferring power.
Description
Technical field
The utility model relates to the Pneumatic shift low-noise coach speed changer of the pure electric-powered transmission use of a kind of tandem, belong to the transmission device of automobile power propulsion system.
Prior art
On market, existing a small amount of hybrid gearbox mostly is two gear formulas or three gear formula speed changers, the gear leeway that can select for driver is less, affect the fuel economy of vehicle, and the automobile-used conventional transmission fuel consumption of other city bus is large, environmental pollution is serious, and mostly be manual shift operation, indivedual gear gear shifting forces are larger, Bus driver is shifted gears more than 3000 time average every day according to statistics, because gear shifting force is larger, the labor intensity of Bus driver is very large, at the end of the day, hand acid pin pain, also be unfavorable for traffic safety, public transit system wishes that the product on market can make improvements this, improve the green environmental protection of bus, it is the operating conditions of Bus driver Creating Comfort simultaneously.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provide, a kind of feature of environmental protection is good, environmental pollution is little, Pneumatic shift, and the pure electronic low-noise coach speed changer of four gears of the better transferring power of energy.
The pure electronic low-noise coach speed changer of a kind of four gear, it is mainly comprised of motor shaft assembly, input gear assembly, two axle assemblies, countershaft assembly, gearshift cylinder assembly, top cover assembly, rear cover assembly, clutch cover assembly and casing, and the clutch case of clutch cover assembly and described casing are taked the assembling of mould assembling formula; The input gear of described input gear assembly is supported on clutch case, and second axle one end of two described axle assemblies is bearing on the bearing of input gear endoporus, and the other end is bearing on casing by bearing; On the second described axle, be set with three gear gears, second gear and first gear, four gear gears are input gear, jack shaft four gear gear engagements on this four gear gear and jack shaft, on jack shaft, go back hot jacket have in the middle of three gear gears, middle second gears and middle first gear and respectively with the second axle on three gear gears, second gear and first gear mesh respectively, on the second axle, be also fixed with note speed variator;
Described gearshift cylinder assembly comprises shift control system, be arranged on the slide teeth shell type gearshift that tooth cover on the second axle toothholder and adjacent gear spline and transition ring form, and wherein said gear shift operation system matches with the tooth cover being placed on the second axle; Described note speed variator is installed on two axles and bonnet.
The first described axle is supported on described clutch case by the roller bearing of outer astragal stop ring, and second described axle one end is bearing on the roller bearing of the first axle endoporus, and the other end is bearing on casing by the deep groove ball bearing of outer astragal stop ring; On the second described axle, by needle bearing kink, there are three gear gears, second gear and first gear; On the second axle between four gear gears and three gear gear, second gear and first gears, by the spline on toothholder, be fixed with the tooth cover coordinating with shift control system, and form described gearshift cylinder assembly.
The first described axle is directly connected with motor through motor, and described motor and shared same the first axle of speed changer; On output terminal on the second described axle, be provided with the output flange of being combined with the driving mechanism of automobile.
The working forms that the utility model adopts motor, motor, speed changer to connect successively, compare with the traditional speed coach transmission of employing, fuel economy effectively raises 40%, driver increases gear selectivity simultaneously, the application of this speed changer will improve Economy and the feature of environmental protection of public transport greatly, has reduced the labor intensity of Bus driver simultaneously.Have that fuel economy is good, environmental pollution is little, Pneumatic shift, and the better feature such as transferring power.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail: shown in Fig. 1, the utility model is mainly comprised of motor shaft assembly, input gear assembly, two axle assemblies, countershaft assembly, gearshift cylinder assembly, top cover assembly, rear cover assembly, clutch cover assembly and casing.Because axial dimension requires strictly, the clutch case of clutch cover assembly and described casing are taked the assembling of mould assembling formula; Described input gear 3 is supported on described clutch case, and second axle 11 one end of two described axle assemblies are bearing on the bearing of input gear endoporus, and the other end is bearing on casing by bearing; On the second described axle, be set with three gear gears 7, second gear 8 and first gear 9, input gear 3 links into an integrated entity by spline and motor shaft 1, fixing centre four gear gears 17 engagements of hot jacket on jack shaft 13 in this input gear 3 and countershaft assembly, on jack shaft 13, go back hot jacket have in the middle of three gear gears 16, middle second gears 15 and middle first gear 14 and respectively with the second axle 11 on three gear gears 7, second gear 8 and first gear 9 mesh respectively, on the second axle 11, be also fixed with and remember speed variator 10.
Described gearshift cylinder assembly comprises shift control system (cylinder), be arranged on the slide teeth shell type gearshift that the transition ring 4 on tooth cover 6 on the second axle toothholder and adjacent gear spline forms, wherein said gear shift operation system be placed in tooth on the second axle 11 and overlap 6 and match; Described note speed variator 10 is arranged on the second axle 11.
Described input gear 3 is supported on described clutch case 19 by the roller bearing 2 of outer astragal stop ring, second described axle 11 one end are bearing on the roller bearing of input gear endoporus, and the other end is bearing on casing by the deep groove ball bearing 20 of outer astragal stop ring; On the second described axle 11, by roller cup, there are three gear gears 7, second gear 8 and first gear 9; On the second axle between input gear 3 and three gear gear 7, second gear 8 and first gears 9, by the spline on toothholder 5, be fixed with the tooth cover 6 coordinating with shift control system, and form described gearshift cylinder assembly.
Described motor shaft 1 is directly connected by spline with input gear 3 through motor, and described motor and the shared same input shaft of speed changer; On output terminal on the second described axle 11, be provided with the output flange of being combined with the driving mechanism of automobile.
Hybrid gearbox described in the utility model, because axial dimension requires strictly, adopts casing and the assembling of clutch case mould assembling formula, and internal structure is compact, and input gear 3 is bearing on clutch case 19 by the roller bearing 2 of outer astragal stop ring; Second axle 11 one end are bearing on the roller bearing of input gear, the other end is bearing on housing by the deep groove ball bearing 20 of outer astragal stop ring, each keeps off gear and passes through needle bearing empty set on the second axle 11, and each keeps off tooth toothholder 5 and is fixed on the second axle 11 by spline; Tapered roller bearing 12 is passed through on housing in jack shaft 13 one end, the other end is supported on clutch case by tapered roller bearing 18, input gear and motor shaft are integral by spline joint, all the other gears are arranged on jack shaft 13 by hot jacket, and with on the second axle 11, respectively keep off gear corresponding engagement one by one.
The embodiment of transmission of power is to share same motor shaft 1 by motor and speed changer, this axle is directly connected by spline with input gear through motor, when the power from motor reaches the input gear 3 of speed changer, this input gear 3 meshes with the constant mesh gear 17 on jack shaft 13, drive jack shaft 13 unitary rotation, by countershaft-gear, drive the driven gear on the second axle to rotate again, due to the gear on the second axle 11 by needle bearing empty set on the second axle, when shift control system is thrown off the transition ring 4 on the tooth cover 6 on the second shaftgear and gear spline, in neutral position state.On the contrary, when control system engages the tooth cover 6 on the second axle toothholder with gear spline transition ring 4, drive the second axle 11 to rotate, by the output flange on the second axle, be combined with the driving mechanism of automobile, realize the output of power, this speed changer has also added a note speed variator 10 simultaneously, this speed changer is without reverse gear, just by motor, reverse and drive input gear 3 reversions, input gear and the engagement of middle axial length engaging gear, drive jack shaft rotates, by jack shaft, drive the second shaftgear to rotate again, by control system, the second axle is reversed, reach Reverse Power output, thereby realize gear reversing function.
The utility model has four gears, reversing is achieved by motor reversion, adopt the gearshift of slide teeth shell type, before gearshift, in the short time, (0.2 second) automatically the speed of quick adjustment two gears is poor at the utmost point for electronic function, be adjusted to the poor 20r/s that is less than of speed, then realize gearshift, shifting system is by pneumatic control, and gearshift is stable, reliable.
The whole engaging tooths of speed changer all adopt anti-tooth gear-grinding process, transmission gear ratio is made geometric progression by motor characteristic and is arranged, simultaneously by with motor in series, according to the different demands of different road conditions, automatically regulate the motor work of using, thereby improved greatly the feature of environmental protection of vehicle, the gearshift labor intensity that has simultaneously reduced environmental pollution and driver, is particularly suitable for the use of city bus.
Claims (4)
1. one kind four is kept off pure electronic low-noise coach speed changer, it is mainly comprised of motor shaft assembly, input gear assembly, two axle assemblies, countershaft assembly, gearshift cylinder assembly, top cover assembly, rear cover assembly, clutch cover assembly and casing, and the clutch case of clutch cover assembly and described casing are taked the assembling of mould assembling formula; The input gear of described input gear assembly is supported on clutch case, and second axle one end of two described axle assemblies is bearing on the bearing of input gear endoporus, and the other end is bearing on casing by bearing; On the second described axle, be set with three gear gears, second gear and first gear, four gear gears are input gear, jack shaft four gear gear engagements on this four gear gear and jack shaft, on jack shaft, go back hot jacket have in the middle of three gear gears, middle second gears and middle first gear and respectively with the second axle on three gear gears, second gear and first gear mesh respectively, on the second axle, be also fixed with note speed variator.
2. according to claim 1 four keep off pure electronic low-noise coach speed changer, it is characterized in that described gearshift cylinder assembly comprises shift control system, is arranged on the slide teeth shell type gearshift that tooth cover on the second axle toothholder and adjacent gear spline and transition ring form, wherein said gear shift operation system matches with the tooth cover being placed on the second axle; Described note speed variator is installed on two axles and bonnet.
3. according to claim 1 four keep off pure electronic low-noise coach speed changer, it is characterized in that described input gear is supported on described clutch case by the roller bearing of outer astragal stop ring, second described axle one end is bearing on the roller bearing of input gear endoporus, and the other end is bearing on casing by the deep groove ball bearing of outer astragal stop ring; On the second described axle, by needle bearing, be set with three gear gears, second gear and first gear; On the second axle between input gear and three gear gear, second gear and first gears, by the spline on toothholder, be fixed with the tooth cover coordinating with shift control system, and form described gearshift cylinder assembly.
4. the pure electronic low-noise coach speed changer of four gear according to claim 1, is characterized in that described motor shaft assembly is directly connected by spline with input gear, and described motor and the shared same input shaft of speed changer; On output terminal on the second described axle, be provided with the output flange of being combined with the driving mechanism of automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420305749.2U CN203926703U (en) | 2014-06-10 | 2014-06-10 | The pure electronic low-noise coach speed changer of a kind of four gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420305749.2U CN203926703U (en) | 2014-06-10 | 2014-06-10 | The pure electronic low-noise coach speed changer of a kind of four gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203926703U true CN203926703U (en) | 2014-11-05 |
Family
ID=51822514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420305749.2U Expired - Fee Related CN203926703U (en) | 2014-06-10 | 2014-06-10 | The pure electronic low-noise coach speed changer of a kind of four gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203926703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321745A (en) * | 2016-09-06 | 2017-01-11 | 西安法士特汽车传动有限公司 | Four-speed transmission for pure-electric vehicle |
-
2014
- 2014-06-10 CN CN201420305749.2U patent/CN203926703U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321745A (en) * | 2016-09-06 | 2017-01-11 | 西安法士特汽车传动有限公司 | Four-speed transmission for pure-electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |