CN107781377A - Speed changer and the automobile with the speed changer - Google Patents
Speed changer and the automobile with the speed changer Download PDFInfo
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- CN107781377A CN107781377A CN201710802074.0A CN201710802074A CN107781377A CN 107781377 A CN107781377 A CN 107781377A CN 201710802074 A CN201710802074 A CN 201710802074A CN 107781377 A CN107781377 A CN 107781377A
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- Prior art keywords
- grades
- grade
- gear group
- gear
- speed changer
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
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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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/3416—Parking lock mechanisms or brakes in the transmission
- F16H63/3425—Parking lock mechanisms or brakes in the transmission characterised by pawls or wheels
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0021—Transmissions for multiple ratios specially adapted for electric vehicles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
A kind of speed changer and automobile, including input shaft, output shaft, one shelves gear group, one grade of synchronizer, intermediate gear group, two grades of synchronizers, train of reduction gears, differential mechanism and jack shaft, input shaft, output shaft and jack shaft are parallel to each other, jack shaft is arranged at side of the output shaft away from input shaft, input shaft is connected with power source, one shelves gear group and second gear group are arranged between input shaft and output shaft, differential mechanism is connected by train of reduction gears with output shaft, jack shaft is connected with differential mechanism, one grade of synchronizer is arranged on one of both input shaft and output shaft, two grades of synchronizers be arranged at both input shaft and output shaft it is wherein another on.The speed changer can make the structure of speed changer more compact on the basis of the dynamic property and economy of speed changer is ensured.
Description
Technical field
The present invention relates to system of vehicle transmission technical field, especially a kind of speed changer and the automobile with the speed changer.
Background technology
The development of current auto industry, electric automobile have obtained increasing concern, and speed changer is in electric automobile
One of important spare part.Speed changer structure is designed to for the important research topic of major automobile production manufacturer and laboratory.
Because the laying of transmission system on electric automobile is extremely compact, in order to adapt to the layout of transmission system of electric automobile,
Current new-energy automobile largely uses single gear gearbox, can not meet the requirement of vehicle dynamic quality and economy.
In order to meet the requirement of dynamic property and economy, electric automobile just needs to use multi-speed transmission, passes through gear
Change, change fast ratio of the speed changer in different stalls.However, according to multi-speed transmission, will significantly increase transmission shaft to
The length in direction, increase the layout difficulty of speed changer.
Therefore, between the compactedness and dynamic property and economy of structure there is certain contradiction in speed changer.
The content of the invention
It is an object of the invention to provide a kind of speed changer and the automobile with the speed changer, the speed changer can ensure
On the basis of the dynamic property and economy of speed changer, make the structure of speed changer more compact.
The present invention provides a kind of speed changer, including input shaft, output shaft, a shelves gear group, one grade of synchronizer, intermediate gear
Group, two grades of synchronizers, train of reduction gears, differential mechanism and jack shaft, the input shaft, the output shaft and the jack shaft
It is parallel to each other, the jack shaft is arranged at side of the output shaft away from the input shaft, the input shaft and power source
It is connected, the shelves gear group and the second gear group are arranged between the input shaft and the output shaft, the differential
Device is connected by the train of reduction gears with the output shaft, and the jack shaft is connected with the differential mechanism, and described one grade same
Step device be arranged on one of both described input shaft and the output shaft, by control one grade of synchronizer with it is described
The combination of one shelves gear group is with separating, and control power is by the shelves gear group between the input shaft and the output shaft
Transmission and disconnection, two grades of synchronizers be arranged at both the input shaft and the output shaft it is wherein another on, pass through
Control the combination of two grades of synchronizers and the intermediate gear group and separate, control power is by the intermediate gear group in institute
State the transmission and disconnection between input shaft and the output shaft.
Further, the shelves gear group is arranged between the intermediate gear group and the train of reduction gears, described
Intermediate gear is arranged at the side of the shelves gear group away from the train of reduction gears, one grade of synchronizer and described two grades
Synchronizer may be contained between the shelves gear group and the intermediate gear group.
Further, the speed changer also includes parking ratchet wheel, and the parking ratchet wheel is fixed on the output shaft, described
Parking ratchet wheel is arranged at side of the decelerator away from the shelves gear group, or be arranged at the train of reduction gears with it is described
Between one shelves gear group, or it is arranged between the shelves gear group and the intermediate gear group, or is arranged at two grades of teeth
Side of the wheel group away from the shelves gear group.
Further, the shelves gear group includes one grade of driving gear and first speed driven gear, one grade of driving tooth
Wheel is sheathed on the input shaft, and the first speed driven gear is directly fixed on the output shaft, one grade of driving gear
Engaged with the first speed driven gear, one grade of synchronizer is directly fixed on the input shaft, and the shelves gear group
Position and the position of one grade of driving gear be adapted.
Further, one grade of synchronizer is connected by one grade of conjunction gear with one grade of driving gear, described one grade
Conjunction gear is directly fixed on one grade of driving gear.
Further, one grade of synchronizer is connected by one grade of conjunction gear with one grade of driving gear, described one grade
Conjunction gear is connected by one grade of connecting shaft with one grade of driving gear, one grade of conjunction gear, one grade of connecting shaft and institute
One grade of driving gear is stated to be integrally formed.
Further, the intermediate gear group includes two grades of driving gears and two grades of driven gears, two grades of driving tooths
Wheel is directly fixed on the input shaft, and two grades of driven gears are placed on the output shaft, two grades of driving gears
Engaged with two grades of driven gears, two grades of synchronizers are directly fixed on the output shaft, and two grades of synchronizers
Position and the position of two grades of driven gears be adapted.
Further, two grades of synchronizers are connected by two grades of conjunction gears with two grades of driven gears, described two grades
Conjunction gear is directly fixed on two grades of driven gears.
Further, two grades of synchronizers are connected by two grades of conjunction gears with two grades of driven gears, described
Two grades of conjunction gears are connected by two grades of connecting shafts with two grades of driven gears, two grades of conjunction gears, two grades of connecting shafts
And two grades of driven gears are integrally formed.
Present invention also offers a kind of automobile, the automobile includes speed changer provided by the invention.
In summary, the present invention is by the way that one grade of synchronizer and two grades of synchronizers are separated, and one grade of synchronizer is arranged at
On one of input shaft and both output shafts, two grades of synchronizers are arranged at the wherein another of input shaft and both output shafts
On, that is, by one grade of synchronizer and two grades of synchronizers on input shaft and output shaft stagger setting, can subtract to a certain extent
The few length of two speed transmission in the axial direction.The speed changer can ensure speed changer dynamic property and economy on the basis of,
Make the structure of speed changer more compact.Further, one grade of synchronizer and two grades of synchronizers be may be contained within into a shelves gear group
And between intermediate gear group, so can more efficiently shorten transmission shaft to length, it is while reserved more for parking ratchet wheel
Individual installation position, the diversity of speed changer layout scheme can be increased, it is dry to prevent that laying of the parking ratchet wheel to other elements from producing
Relate to.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects, features and advantages of the present invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is the structural representation for the speed changer that first embodiment of the invention provides.
Fig. 2 is the structural representation for the speed changer that second embodiment of the invention provides.
Fig. 3 is the structural representation for the speed changer that third embodiment of the invention provides.
Fig. 4 is the structural representation for the speed changer that fourth embodiment of the invention provides.
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, it is as follows that the present invention is described in detail.
It is an object of the invention to provide a kind of speed changer and the automobile with the speed changer, the speed changer can ensure
On the basis of the dynamic property and economy of speed changer, make the structure of speed changer more compact.
Fig. 1 is the structural representation for the speed changer that first embodiment of the invention provides, as shown in figure 1, the present invention first is real
Apply example offer speed changer include input shaft 11, output shaft 12,21, one grades of synchronizers 22 of a shelves gear group, intermediate gear group 31,
Two grades of synchronizers 32, train of reduction gears 41, differential mechanism 50 and jack shaft 13, input shaft 11, output shaft 12 and jack shaft 13
It is parallel to each other, jack shaft 13 is arranged at side of the output shaft 12 away from input shaft 11, input shaft 11 and power source 61, such as motor
It is connected, a shelves gear group 21 and intermediate gear group 31 are arranged between input shaft 11 and output shaft 12, and differential mechanism 50 passes through deceleration
Gear train 41 is connected with output shaft 12, and jack shaft 13 is connected with differential mechanism 50, one grade of synchronizer 22 be arranged at input shaft 11 with
On one of both output shafts 12, by controlling the combination of one grade of shelves gear group 21 of synchronizer 22 and one to be controlled with separating
Transmission and disconnection of the power by a shelves gear group 21 between input shaft 11 and output shaft 12, two grades of synchronizers 32 are arranged at defeated
Enter axle 11 and both output shafts 12 it is wherein another on, by controlling combination of two grades of synchronizers 32 with intermediate gear group 31 with dividing
From transmission and disconnection of the control power by intermediate gear group 31 between input shaft 11 and output shaft 12.
In the present embodiment, by the way that one grade of synchronizer 22 and two grades of synchronizers 32 are separated, and one grade of synchronizer 22 is set
It is placed on one of input shaft 11 and both output shafts 12, two grades of synchronizers 32 are arranged at input shaft 11 and output shaft 12 2
Person it is wherein another on, that is, one grade of synchronizer 22 and two grades of synchronizers 32 are set in input shaft 11 with staggering on output shaft 12
Put, the length of two speed transmission in the axial direction can be reduced to a certain extent.The speed changer can ensure the dynamic of speed changer
On the basis of power and economy, make the structure of speed changer more compact.
In the present embodiment, a shelves gear group 21 is arranged between intermediate gear group 31 and train of reduction gears 41, two grades of teeth
Wheel group 31 is arranged at a side of the shelves gear group 21 away from train of reduction gears 41.One grade of synchronizer 22 and two grades of synchronizers 32 are all provided with
Be placed between a shelves gear group 21 and intermediate gear group 31, so can more efficiently shorten transmission shaft to length.
Further, the speed changer that the present embodiment provides also includes parking ratchet wheel 70, and parking ratchet wheel 70 is fixed on output shaft
Can be that parking ratchet wheel 70 provide more cloth therefore because one grade of synchronizer 22 and two grades of synchronizers 32 stagger laying on 12
Position if (see in figure 71,72 and 73), parking ratchet wheel 70 can be arranged at one of train of reduction gears 41 away from a shelves gear group 21
Side, either it is arranged between the shelves gear group 21 of train of reduction gears 41 and one or is arranged at a shelves gear group 21 and intermediate gear
Between group 31, or it is arranged at side of the intermediate gear group 31 away from a shelves gear group 21.
More specifically, a shelves gear group 21 includes one grade of driving gear 211 and first speed driven gear 212, in this implementation
In example, one grade of driving gear 211 is placed on input shaft 11, and first speed driven gear 212 is directly fixed on output shaft 12, one grade
Driving gear 211 engages with first speed driven gear 212.One grade of synchronizer 22 is directly fixed on input shaft 11, and is arranged at one
Shelves gear group 21 is towards the side of intermediate gear group 31, the position of one grade of synchronizer 22 and the position phase of one grade of driving gear 211
Adapt to.When one grade of synchronizer 22 is combined with one grade of driving gear 211, the power on input shaft 11 passes sequentially through one grade of synchronizer
22nd, one grade of driving gear 211 and first speed driven gear 212 are transferred on output shaft 12；When one grade of synchronizer 22 and one grade of active
When gear 211 separates, power can not be transferred on output shaft 12 by one grade of shelves gear group 21 of synchronizer 22 and one again.
Intermediate gear group 31 includes two grades of driving gears 311 and two grades of driven gears 312, in the present embodiment, two grades of masters
Moving gear 311 is directly fixed on input shaft 11, and two grades of driven gears 312 are placed on output shaft 12, two grades of driving gears 311
Engaged with two grades of driven gears 312, two grades of synchronizers 32 are directly fixed on output shaft 12, and are arranged at the court of intermediate gear group 31
It is adapted to the side of a shelves gear group 21, and with the position of two grades of driven gears 312.When two grades of synchronizers 32 and two grades
When driven gear 312 combines, the power on input shaft 11 passes sequentially through two grades of driving gears, 311, two grades of driven gears 312 and two
Shelves synchronizer 32 is transferred on output shaft 12；When two grades of synchronizers 32 separate with two grades of driven gears 312, power can not lead to again
Cross two grades of synchronizers 32 and intermediate gear group 31 is transferred on output shaft 12.
The explanation of value, in the present invention, a shelves gear group 21 are fast than different from intermediate gear group 31, but one grade of tooth
Wheel group 21 speed than intermediate gear group 31 speed ratio between magnitude relationship can as needed depending on, a shelves gear group 21 and
The title of intermediate gear group 31 does not cause to limit to the speed of the two than relation.
In the present embodiment, one grade of synchronizer 22 is connected by one grade of conjunction gear 213 with one grade of driving gear 211, one grade
Conjunction gear 213 is directly fixed on one grade of driving gear 211；Two grades of synchronizers 32 pass through two grades of conjunction gears 313 and two grades of actives
Gear 311 is connected, and two grades of conjunction gears 313 are directly fixed on two grades of driving gears 311.
Further, train of reduction gears 41 includes deceleration driving gear 411 and reduction driven gear 412, deceleration driving tooth
Wheel 411 is fixed on output shaft 12, and reduction driven gear 412 is connected with differential mechanism 50, deceleration driving gear 411 and reduction driven
Gear 412 engages.Power on output shaft 12 enters differential mechanism 50 by train of reduction gears 41, is then transmitted by differential mechanism 50
To the jack shaft 13 of the both sides of differential mechanism 50.
Further, on the axis direction along output shaft 12, output shaft 12 is in a shelves gear group 21 away from intermediate gear
The length of the side of group 31 is more than the length of input shaft 11, that is, in a side of the shelves gear group 21 away from intermediate gear group 31,
A laying space is left in the top of input shaft 11, can lay back-up power source 62 as needed in the laying space (in figure
It is represented by dashed line), back-up power source 62 can be motor or engine.
In the present embodiment, by the way that one grade of synchronizer 22 and two grades of synchronizers 32 are separated, and one grade of synchronizer 22 is set
It is placed on one of input shaft 11 and both output shafts 12, two grades of synchronizers 32 are arranged at input shaft 11 and output shaft 12 2
Person it is wherein another on, that is, one grade of synchronizer 22 and two grades of synchronizers 32 are set in input shaft 11 with staggering on output shaft 12
Put, the length of two speed transmission in the axial direction can be reduced to a certain extent.The speed changer can ensure the dynamic of speed changer
On the basis of power and economy, make the structure of speed changer more compact.Further, it is one grade of synchronizer 22 and two grades is same
Step device 32 may be contained between a shelves gear group 21 and intermediate gear group 31, so can more efficiently shorten transmission shaft to
Length, while reserve multiple installation positions for parking ratchet wheel 70, the diversity of speed changer layout scheme can be increased, prevent from staying
Laying of the car ratchet 70 to other elements produces interference.
Fig. 2 is the structural representation for the speed changer that second embodiment of the invention provides.What second embodiment of the invention provided
The structure of speed changer and the speed changer in first embodiment is essentially identical, and its difference is：One grade of conjunction gear 213 is no longer straight
Connect and be fixed on one grade of driving gear 211, two grades of conjunction gears 313 are also no longer directly fixed on two grades of driven gears 312, one grade
Conjunction gear 213 is connected by one grade of connecting shaft 214 with one grade of driving gear 211, and two grades of conjunction gears 313 pass through two grades of connecting shafts
314 are connected with two grades of driven gears 312, one grade of conjunction gear, 213, one grades of connecting shafts 214 and the one of one grade of driving gear 211 into
Type, two grades of conjunction gears, 313, two grades of connecting shafts 314 and two grades of driven gears 312 are integrally formed.It can reduce by one grade of conjunction gear 213
Attachment structure between one grade of driving gear 211 and between two grades of conjunction gears 313 and two grades of driven gears 312, raising make
With the life-span, by adjusting the length of one grade of connecting shaft 214 and two grades of connecting shafts 314, can easily to one grade of synchronizer 22 and
The position of two grades of synchronizers 32 is adjusted, the laying for whole speed changer of being more convenient for.
Fig. 3 is the structural representation for the speed changer that third embodiment of the invention provides.3rd embodiment provided by the invention
Essentially identical with the structure of first embodiment and second embodiment, its difference is, in the third embodiment, one grade of combination
Tooth 213 is directly fixed on one grade of driving gear 211, and two grades of conjunction gears 313 pass through two grades of connecting shafts 314 and two grades of driven gears
312 are integrally formed.
The structural representation for the speed changer that Fig. 4 provides for fourth embodiment of the invention, fourth embodiment provided by the invention
Essentially identical with the structure of 3rd embodiment, its difference is, in the fourth embodiment, one grade of conjunction gear 213 passes through one
Shelves connecting shaft 214 is integrally formed with first speed driven gear 212, and two grades of conjunction gears 313 are directly fixed on two grades of driven gears 312
On.
In summary, the present invention is by the way that one grade of synchronizer 22 and two grades of synchronizers 32 are separated, and by one grade of synchronizer 22
It is arranged on one of input shaft 11 and both output shafts 12, two grades of synchronizers 32 are arranged at input shaft 11 and output shaft 12
On the two wherein another, that is, by one grade of synchronizer 22 and two grades of synchronizers 32 in input shaft 11 with staggering on output shaft 12
Set, the length of two speed transmission in the axial direction can be reduced to a certain extent.The speed changer can ensure speed changer
On the basis of dynamic property and economy, make the structure of speed changer more compact.Further, by one grade of synchronizer 22 and two grades
Synchronizer 32 may be contained between a shelves gear group 21 and intermediate gear group 31, so can more efficiently shorten transmission shaft
To length, while reserve multiple installation positions for parking ratchet wheel 70, the diversity of speed changer layout scheme can be increased, prevented
Laying of the parking ratchet wheel 70 to other elements produces interference.
, please on the other structures of the automobile present invention also offers a kind of automobile, including speed changer provided by the invention
Referring to prior art, will not be repeated here.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the technical spirit pair according to the present invention without departing from technical solution of the present invention content
Any simple modification, equivalent change and modification that above example is made, in the range of still falling within technical solution of the present invention.
Claims (10)
- A kind of 1. speed changer, it is characterised in that：Including input shaft, output shaft, a shelves gear group, one grade of synchronizer, intermediate gear Group, two grades of synchronizers, train of reduction gears, differential mechanism and jack shaft, the input shaft, the output shaft and the jack shaft It is parallel to each other, the jack shaft is arranged at side of the output shaft away from the input shaft, the input shaft and power source It is connected, the shelves gear group and the second gear group are arranged between the input shaft and the output shaft, the differential Device is connected by the train of reduction gears with the output shaft, and the jack shaft is connected with the differential mechanism, and described one grade same Step device be arranged on one of both described input shaft and the output shaft, by control one grade of synchronizer with it is described The combination of one shelves gear group is with separating, and control power is by the shelves gear group between the input shaft and the output shaft Transmission and disconnection, two grades of synchronizers be arranged at both the input shaft and the output shaft it is wherein another on, pass through Control the combination of two grades of synchronizers and the intermediate gear group and separate, control power is by the intermediate gear group in institute State the transmission and disconnection between input shaft and the output shaft.
- 2. speed changer according to claim 1, it is characterised in that：The one shelves gear group is arranged at the intermediate gear group Between the train of reduction gears, the intermediate gear is arranged at one of the shelves gear group away from the train of reduction gears Side, one grade of synchronizer and two grades of synchronizers may be contained between the shelves gear group and the intermediate gear group.
- 3. speed changer according to claim 2, it is characterised in that：The speed changer also includes parking ratchet wheel, the parking Ratchet is fixed on the output shaft, and the parking ratchet wheel is arranged at side of the decelerator away from the shelves gear group, Or be arranged between the train of reduction gears and the shelves gear group, or it is arranged at the shelves gear group and two grades of teeth Between wheel group, or it is arranged at side of the intermediate gear group away from the shelves gear group.
- 4. speed changer according to claim 1, it is characterised in that：The one shelves gear group includes one grade of driving gear and one Shelves driven gear, one grade of driving gear are sheathed on the input shaft, and the first speed driven gear is directly fixed on described On output shaft, one grade of driving gear engages with the first speed driven gear, and one grade of synchronizer is directly fixed on described On input shaft, and the position of the shelves gear group and the position of one grade of driving gear are adapted.
- 5. speed changer according to claim 4, it is characterised in that：One grade of synchronizer by one grade of conjunction gear with it is described One grade of driving gear is connected, and one grade of conjunction gear is directly fixed on one grade of driving gear.
- 6. speed changer according to claim 4, it is characterised in that：One grade of synchronizer by one grade of conjunction gear with it is described One grade of driving gear is connected, and one grade of conjunction gear is connected by one grade of connecting shaft with one grade of driving gear, described one grade Conjunction gear, one grade of connecting shaft and one grade of driving gear are integrally formed.
- 7. speed changer according to claim 1, it is characterised in that：The intermediate gear group includes two grades of driving gears and two Shelves driven gear, two grades of driving gears are directly fixed on the input shaft, and two grades of driven gears are placed in described On output shaft, two grades of driving gears engage with two grades of driven gears, and two grades of synchronizers are directly fixed on described On output shaft, and the position of two grades of synchronizers and the position of two grades of driven gears are adapted.
- 8. speed changer according to claim 7, it is characterised in that：Two grades of synchronizers by two grades of conjunction gears with it is described Two grades of driven gears are connected, and two grades of conjunction gears are directly fixed on two grades of driven gears.
- 9. speed changer according to claim 7, it is characterised in that：Two grades of synchronizers by two grades of conjunction gears with Two grades of driven gears are connected, and two grades of conjunction gears are connected by two grades of connecting shafts with two grades of driven gears, described Two grades of conjunction gears, two grades of connecting shafts and two grades of driven gears are integrally formed.
- A kind of 10. automobile, it is characterised in that：Including the speed changer described in any one in claim 1 to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802074.0A CN107781377A (en) | 2017-09-07 | 2017-09-07 | Speed changer and the automobile with the speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802074.0A CN107781377A (en) | 2017-09-07 | 2017-09-07 | Speed changer and the automobile with the speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107781377A true CN107781377A (en) | 2018-03-09 |
Family
ID=61437590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710802074.0A Pending CN107781377A (en) | 2017-09-07 | 2017-09-07 | Speed changer and the automobile with the speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107781377A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202753775U (en) * | 2012-07-20 | 2013-02-27 | 韶关飞翔自动变速箱有限公司 | Two-gear integrated automated mechanical transmission (AMT) gearbox for electric vehicle |
| CN104565228A (en) * | 2014-12-26 | 2015-04-29 | 北京航空航天大学 | Two-gear automatic gearbox for pure electric vehicle |
| CN205401616U (en) * | 2016-03-10 | 2016-07-27 | 山东丽驰新能源汽车有限公司 | Two grade manual gearboxes of electric automobile |
| CN106274464A (en) * | 2015-05-29 | 2017-01-04 | 上海汽车集团股份有限公司 | The double-motor power system of pure electric vehicle and control method |
-
2017
- 2017-09-07 CN CN201710802074.0A patent/CN107781377A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202753775U (en) * | 2012-07-20 | 2013-02-27 | 韶关飞翔自动变速箱有限公司 | Two-gear integrated automated mechanical transmission (AMT) gearbox for electric vehicle |
| CN104565228A (en) * | 2014-12-26 | 2015-04-29 | 北京航空航天大学 | Two-gear automatic gearbox for pure electric vehicle |
| CN106274464A (en) * | 2015-05-29 | 2017-01-04 | 上海汽车集团股份有限公司 | The double-motor power system of pure electric vehicle and control method |
| CN205401616U (en) * | 2016-03-10 | 2016-07-27 | 山东丽驰新能源汽车有限公司 | Two grade manual gearboxes of electric automobile |
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