CN207644165U - A kind of automobile front drive continuous change mechanism - Google Patents
A kind of automobile front drive continuous change mechanism Download PDFInfo
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- CN207644165U CN207644165U CN201721517653.2U CN201721517653U CN207644165U CN 207644165 U CN207644165 U CN 207644165U CN 201721517653 U CN201721517653 U CN 201721517653U CN 207644165 U CN207644165 U CN 207644165U
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Abstract
The utility model is related to vehicle continuous change shift technical fields, disclose a kind of automobile front drive continuous change mechanism, including the first input shaft, the second input shaft and an output shaft, one end of first input shaft is the first power intake, and the other end is connected with exporting axis by the first shift speed change mechanism；One end of second input shaft is the second power intake, and the other end is connected with exporting axis by the second shift speed change mechanism；First shift speed change mechanism and the second shift speed change mechanism can realize that the shift speed change of at least two gears is adjusted；Output shaft is spread out of power to automobile driving wheel by transmission device.Since two input shafts are in operating status, first shift speed change mechanism can be seamlessly alternately in running order with the second shift speed change mechanism, to realize speed governing of smoothly shifting gears, it is such to be intermeshed shift by two kinds of gearshifts, it can realize that power does not interrupt in shift process, the speed change for realizing continuously smooth, improves shift quality.
Description
Technical field
The utility model is related to vehicle continuous change shift technical fields, disclose a kind of automobile front drive continuous change machine
Structure.
Background technology
Existing electric vehicle and hybrid electric vehicle often use motor direct-drive, or motor and engine mixing directly to drive
Motor-car travels, in this way, the efficiency operation region of motor far smaller than actually uses range, motor is usually in inefficient area
Domain works, and energy loss is big, and mileage travelled is short；In addition, if motor will take into account low-speed big demand and the small torque of high speed and need
It asks, generally requires to be more than that rated current works, the loss of electric machine is big, and calorific value is big, and strength is needed to radiate.
The transmission range minor issue of electric vehicle is directly driven in order to solve motor or engine, some utility models use
There is a grade power interruption gear shift transmission, shift shock is big, have pause and transition in rhythm or melody sense, shift quality poor.
Existing 4 gear speed transmission often uses clutch interrupts power, and then synchronizer is shifted gears, and shift quality can not
Meet the market demand.
Existing bi-motor 4 is kept off or Duo Dang twin variators mechanism, often planetary gear speed reducing mechanism is used to export power, can only
One wheels travel of driving cannot be satisfied the requirement that a transmission mechanism drives two wheels.
Utility model content
The technical problems to be solved in the utility model, which is the shifting power interruption of original automobile variable speed mechanism, control is difficult asks
Topic；Further, the utility model also technical problems to be solved are that original automotive transmission mechanism uses planetary gear speed reducing mechanism
It cannot be satisfied a transmission mechanism when exporting power while driving the performance requirement of two wheels.
In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of automobile front drive continuous change mechanism, packet
The first input shaft, the second input shaft and an output shaft are included, one end of first input shaft is the first power intake, another
One end is connected to the output shaft by the first shift speed change mechanism；One end of second input shaft inputs for the second power
End, the other end are connected to the output shaft by the second shift speed change mechanism；First shift speed change mechanism and second changes
Gear gear can realize that the shift speed change of at least two gears is adjusted；The output shaft is passed power by transmission device
Go out to automobile driving wheel.
Preferably, further include the differential mechanism being set between the driving wheel, the transmission device includes being fixedly arranged on
First gear on the output shaft and the second gear with the first gear external toothing, the second gear and the differential
Device is sequentially connected.
Preferably, the first gear and the second gear are spur gear.
First shift speed change mechanism can realize that two gear shifts are adjusted, and second shift speed change mechanism can
Realize that two gear shifts are adjusted.
Preferably, first shift speed change mechanism includes third gear, the 4th gear, is set to the third tooth
The first shifting element between wheel and the 4th gear, the third gear and the 4th gear support in idling manner respectively
In on first input shaft, first shifting element is fixedly arranged on first input shaft；
The 5th gear and the 6th gear, the 5th gear and the third are installed on the output shaft with being respectively separated
Gear external toothing is driven, and the 6th gear is driven with the 4th gear external toothing.
Preferably, third gear and the 4th gear are respectively by needle roller support on first input shaft, institute
The first shifting element is stated to be fixedly arranged on first input shaft by spline.
Preferably, second shift speed change mechanism includes the 7th gear, eighth gear, is set to the 7th tooth
The second shifting element between wheel and the eighth gear, the 7th gear and eighth gear difference are in idling manner
It is supported on second input shaft, second shifting element is fixedly arranged on second input shaft；
7th gear is driven with the 5th gear external toothing, the eighth gear and the 6th gear external toothing
Transmission.
Preferably, the 7th gear and eighth gear are respectively by needle roller support on second input shaft, institute
The second shifting element is stated to be fixedly arranged on second input shaft by spline.
Preferably, the first gear and the 5th gear are same gear.
Preferably, the transmission device further includes jackshaft, is fixedly arranged on the jackshaft with being respectively separated
9th gear and the tenth gear, the first gear and the 9th gear external toothing, the second gear and the tenth tooth
Take turns external toothing.
Preferably, the actuating unit includes engine or motor.
Using above-mentioned technical proposal, the automobile front drive continuous change mechanism described in the utility model embodiment has as follows
Advantageous effect：
1) gearshift in automobile front drive continuous change described in the utility model mechanism intermeshes shift, is shifting gears
Power does not interrupt in the process, realizes the speed change of continuously smooth, improves shift quality；
2) automobile front drive continuous change mechanism structure described in the utility model is simple, of low cost, application and popularization value
Greatly.
3) output transmission of automobile front drive continuously variable transmission described in the utility model mechanism uses gear and differential
Device is adapted to both sides output power using differential mechanism output principle, is adapted to the hybrid power of automobile preposition forerunner and electronic
Vehicle demand.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of automobile front drive continuous change described in embodiment 1 mechanism；
Fig. 2 is the structural schematic diagram of the automobile front drive continuous change mechanism described in embodiment 2；
Fig. 3 is the structural schematic diagram of automobile front drive continuous change described in embodiment 3 mechanism；
In figure, the first input shafts of 1-, the 4th gears of 2-, the 6th gears of 3-, the second input shafts of 4-, 5- eighth gears, 6- drives
Driving wheel, 7- second gears, the second shifting elements of 8-, the 7th gears of 9-, the 5th gears of 10-, the first shifting elements of 11-, 12- thirds
Gear, 13- first gears, 14- jackshafts, the 9th gears of 15-, the tenth gears of 16-, 17- output shafts, 18- differential mechanisms.
Specific implementation mode
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
" one embodiment " or " embodiment " referred to herein refers to that may be included at least one realization side of the utility model
A particular feature, structure, or characteristic in formula.In the description of the present invention, it should be understood that term "upper", "top",
"bottom", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description this
Utility model and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used
In description purpose, it is not understood to indicate or imply relative importance or implicitly indicates the number of indicated technical characteristic
Amount." first " is defined as a result, the feature of " second " can be expressed or what is implied includes one or more this feature.
Moreover, term " first ", " second " etc. are for distinguishing similar object, without being used to describe specific sequence or priority time
Sequence.It should be appreciated that the data used in this way can be interchanged in the appropriate case, so as to the implementation of the utility model described herein
Example can be with the sequence implementation other than those of illustrating or describe herein.
Embodiment 1：
As shown in Figure 1, the utility model embodiment provides a kind of automobile front drive continuous change mechanism, including the first input shaft
1, one end of the second input shaft 4 and an output shaft 17, first input shaft 1 is the first power intake, and the other end is logical
The first shift speed change mechanism is crossed to connect with the output shaft 17；One end of second input shaft 4 is the second power intake,
The other end is connect by the second shift speed change mechanism with the output shaft 17；First shift speed change mechanism and the second shift become
Fast mechanism can realize that the shift speed change of at least two gears is adjusted；The output shaft 17 is spread out of power by transmission device
To automobile driving wheel 6.Since two input shafts are in operating status, the first shift speed change mechanism and the second shift speed change mechanism
Person at least one in running order (being combined with input shaft), and the first shift speed change mechanism and the second shift speed change mechanism
Can be seamlessly alternately in running order, it is such mutual by two kinds of gearshifts to realize speed governing of smoothly shifting gears
Staggered shift can realize that power does not interrupt in shift process, realize the speed change of continuously smooth, improve shift quality,
With larger application and popularization value.
Wherein, the first shift speed change mechanism can realize two or three or four gears, the second shift speed change mechanism
Can realize two either three or four gears, thus the first shift speed change mechanism can have with the second shift speed change mechanism it is more
The mode of kind independent assortment is suitable for various, such as the first shift speed change to realize the various gear continuous changes of automobile
Mechanism realizes that three gears, the second shift speed change mechanism realize four gears, to which 7 gear groups may be implemented in applicable vehicle
The continuous change of conjunction is adjusted, it is preferable that and in the present embodiment, the first shift speed change mechanism can realize that two gear shifts are adjusted,
Second shift speed change mechanism can realize that two gear shifts are adjusted.First shift speed change mechanism can realize a gear, three
Any speed change state in gear, neutral gear three, the second shift speed change mechanism can realize any in two gears, four gears, neutral gear three
Kind speed change state, when the realization of the first shift speed change mechanism is positioned at a gear speed change state and the realization of the second shift speed change mechanism is positioned at empty
The gear traveling of automobile one is realized when gear state, when needing to rise to two gears, the second shift speed change mechanism of driving realizes two gear speed change shapes
State and simultaneously by the first shift speed change mechanism realization neutral position state work as needs to realize that gapless without a pause smoothes out upshift
When rising to three gears, drives first liang to keep off gear and realize three gear speed change states and second liang of gear gear is realized into sky simultaneously
Gear state, to realize that gapless without a pause smoothes out upshift, when needing to rise to four gears, the second shift speed change mechanism of driving is real
Show four-speed gear shift state and the first shift speed change mechanism is realized into neutral position state simultaneously, to realize that gapless without a pause smoothes out
Upshift；When needing downshift, only gapless need to can be realized according to the reverse mode of above-mentioned upshift mode without a pause smoothes out downshift,
Gearshift in this kind of automobile front drive continuous change mechanism intermeshes shift, and power does not interrupt in shift process, realizes
The speed change of continuously smooth improves shift quality, and simple in structure, and of low cost, application and popularization value is big.
Preferably, differential mechanism 18 is equipped between the driving wheel 7, the transmission device includes being fixedly arranged on the output shaft 17
On first gear 13 and second gear 7 with 13 external toothing of the first gear, the second gear 7 and the differential mechanism 18
It is sequentially connected, it is further preferred that the first gear 13 and the second gear 7 are spur gear, this kind exports kind of drive knot
Structure is simple, and compared with the mode of planet row retarder output, the former can only be a speed changer driving and a wheel, the latter
(the utility model) can drive both sides wheel, be suitable for automobile front drive structure or 4 wheel driven structure, have a wide range of applications valence
Value.
Specifically, first shift speed change mechanism includes third gear 12, the 4th gear 2, is set to the third gear
The first shifting element 11 between 12 and the 4th gear 2,12 and the 4th gear 2 of the third gear is respectively with the side of idle running
Formula is supported on first input shaft 1, and first shifting element 11 is fixedly arranged on first input shaft 1；The output
Be installed with the 5th gear 10 and the 6th gear 3 on axis 17 with being respectively separated, the 5th gear 10 with outside the third gear 12
Engaged transmission, the 6th gear 3 are driven with 2 external toothing of the 4th gear, as a result, the first above-mentioned shift speed change mechanism energy
Enough realize that any speed change state in a gear, three gears, neutral gear three, essence are located at left, center, right by first shifting element 11
Any position state in three positions and realize, specifically, when the first shifting element 11 is located at leftward position, i.e., at this time
First shifting element 11 and 12 fitting of third gear, such state are a gear speed change state of the first shift speed change mechanism, when
When first shifting element 11 is located at right positions, i.e., the first shifting element 11 and 2 fitting of the 4th gear, such state are at this time
Three gear speed change states of the first shift speed change mechanism, when the first shifting element 11 is located at medium position, i.e. the first shifting element 11
Not with any gear fitting in the case of, realized at this time according to the speed change state of the second shift speed change mechanism two gears or four gear become
Fast state.Similarly, the second above-mentioned shift speed change mechanism includes the 7th gear 9, eighth gear 5, is set to the 7th gear 9
The second shifting element 8 between the eighth gear 5, the 7th gear 9 and the eighth gear 5 are respectively with the side of idle running
Formula is supported on second input shaft 4, and second shifting element 8 is fixedly arranged on second input shaft 4, the 7th tooth
Wheel 9 is driven with 10 external toothing of the 5th gear, and the eighth gear 5 is driven with 3 external toothing of the 6th gear, the second shift
The operation principle of gear is consistent with the first shift speed change mechanism, and the second shift speed change mechanism passes through the second shifting element 8
Position carries out the switching of speed change state, specifically, when the second shifting element 8 is located at leftward position with the 7th 9 fitting of gear, the
Two shift speed change mechanisms are in two gear speed change states, when the second shifting element 8 is located at right positions with 5 fitting of eighth gear,
Second shift speed change mechanism is in four-speed gear shift state, when the second shifting element 8 is in an intermediate position, the second shift speed change machine
Structure is in neutral position state.Gearshift in this kind of automobile front drive continuous change mechanism intermeshes shift, in shift process
Power does not interrupt, just as two people's relay races, can constantly replace with unremitting operation, realize the speed change of continuously smooth,
Shift quality is improved, the comfort of automobile is improved.
It is further preferred that above-mentioned third gear 12 and the 4th gear 2 are respectively by needle roller support in first input shaft 1
On, first shifting element 11 is fixedly arranged on by spline on first input shaft 1；7th gear 9 and eighth gear 5 are distinguished
By needle roller support on second input shaft 4, second shifting element 8 is fixedly arranged on second input shaft by spline
It on 4, is achieved in third gear and the 4th gear dallies on the first input shaft, the 7th gear and eighth gear are in the second input
It dallies on axis, and the first shifting element and the first input shaft are fixedly arranged on one, the second shifting element is fixedly arranged on the second input shaft
One from there through shifting element and the fitting of gear and detaches and can realize gear switching.
Preferably, above-mentioned power intake can be able to be that the first input shaft and second are defeated with sending and receiving motivation or motor
Enter axis and be separately connected motor, uses two 2 gear speed change gears at this time, allow motor to be operated in efficiency operation region, reduce electricity
Machine overload work, saves electric power energy, extends operating range.It can also be the first input axis connection engine, the second input shaft
Motor is connected, can be the actuating unit that the first input axis connection mixes dynamic model formula, second inputs axis connection motor or start
Machine, while including other actuating units, such as fuel cell motive force mechanism.
Embodiment 2：
In conjunction with as shown in Fig. 2, a kind of automobile front drive continuous change mechanism and embodiment that the utility model embodiment 2 provides
1 difference lies in, the first gear 13 and the 5th gear 10 is same gear, thereby saves number of gears, reduces
Speed changer axial dimension, reduces production cost, saves automobile variable speed arrangement space, has preferable application value.
Embodiment 3：
As shown in figure 3, a kind of automobile front drive continuous change mechanism and embodiment 1 that the utility model embodiment 3 provides
It further include jackshaft 14 difference lies in, the transmission device, the 9th gear that is fixedly arranged on being respectively separated on the jackshaft 14
15 and the tenth gear 16, the first gear 13 and 15 external toothing of the 9th gear, the second gear 7 and the tenth tooth
16 external toothings are taken turns, by increasing the jackshaft so that transmission device realizes two level speed-ratio regulation in power output, turns to improve
The adjustable range of speed ratio can adapt to more speed ratio vehicles, and the variation of the gear transmission mode of certain this kind of transmission device is not
It is only limitted to two level speed-ratio regulation, again may be by increasing more jackshafts and gear to realize multistage speed-ratio regulation, thus
Meet the requirement of different speed ratio vehicles, therefore other frame modes for changing transmission device increase number of steps of speeds should all be in this practicality
Within novel protection domain.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of automobile front drive continuous change mechanism, which is characterized in that including the first input shaft (1), the second input shaft (4) and one
One end of root output shaft (17), first input shaft (1) is the first power intake, and the other end passes through the first shift speed change
Mechanism is connect with the output shaft (17)；One end of second input shaft (4) is the second power intake, and the other end passes through
Second shift speed change mechanism is connect with the output shaft (17)；
First shift speed change mechanism and the second shift speed change mechanism can realize the shift speed change tune of at least two gears
Section；
The output shaft (17) is spread out of power to automobile driving wheel (6) by transmission device.
2. automobile front drive continuous change according to claim 1 mechanism, which is characterized in that further include being set to the driving wheel
Between differential mechanism (18), the transmission device include be fixedly arranged on first gear (13) on the output shaft (17) and with it is described
The second gear (7) of first gear (13) external toothing, the second gear (7) are sequentially connected with the differential mechanism (18).
3. automobile front drive continuous change according to claim 2 mechanism, which is characterized in that the first gear (13) and institute
It is spur gear to state second gear (7).
4. automobile front drive continuous change according to claim 2 or 3 mechanism, which is characterized in that first shift speed change
Mechanism can realize that two gear shifts are adjusted, and second shift speed change mechanism can realize that two gear shifts are adjusted.
5. automobile front drive continuous change according to claim 4 mechanism, which is characterized in that first shift speed change mechanism
Including third gear (12), the 4th gear (2), set on first between the third gear (12) and the 4th gear (2)
Shifting element (11), the third gear (12) and the 4th gear (2) are supported in first input in idling manner respectively
On axis (1), first shifting element (11) is fixedly arranged on first input shaft (1)；
The 5th gear (10) and the 6th gear (3), the 5th gear are installed on the output shaft (17) with being respectively separated
(10) it is driven with third gear (12) external toothing, the 6th gear (3) is driven with the 4th gear (2) external toothing.
6. automobile front drive continuous change according to claim 5 mechanism, which is characterized in that third gear (12) and the 4th tooth
(2) are taken turns respectively by needle roller support on first input shaft (1), first shifting element (11) is fixedly arranged on by spline
On first input shaft (1).
7. automobile front drive continuous change according to claim 5 mechanism, which is characterized in that second shift speed change mechanism
It is changed including the 7th gear (9), eighth gear (5), set on second between the 7th gear (9) and the eighth gear (5)
Element (8) is kept off, the 7th gear (9) and the eighth gear (5) are supported in second input in idling manner respectively
On axis (4), second shifting element (8) is fixedly arranged on second input shaft (4)；
7th gear (9) is driven with the 5th gear (10) external toothing, the eighth gear (5) and the 6th gear
(3) external toothing is driven.
8. automobile front drive continuous change mechanism according to claim 7, which is characterized in that the 7th gear (9) and eighth gear
(5) respectively by needle roller support on second input shaft (4), second shifting element (8) is fixedly arranged on institute by spline
It states on the second input shaft (4).
9. automobile front drive continuous change according to claim 5 mechanism, which is characterized in that the first gear (13) and institute
It is same gear to state the 5th gear (10).
10. automobile front drive continuous change according to claim 2 or 3 mechanism, which is characterized in that the transmission device also wraps
The 9th gear (15) and the tenth gear (16) for including jackshaft (14), being fixedly arranged on being respectively separated on the jackshaft (14), institute
First gear (13) and the 9th gear (15) external toothing are stated, is nibbled outside the second gear (7) and the tenth gear (16)
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721517653.2U CN207644165U (en) | 2017-11-14 | 2017-11-14 | A kind of automobile front drive continuous change mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721517653.2U CN207644165U (en) | 2017-11-14 | 2017-11-14 | A kind of automobile front drive continuous change mechanism |
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| CN207644165U true CN207644165U (en) | 2018-07-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774462A (en) * | 2017-11-14 | 2019-05-21 | 吉利汽车研究院（宁波）有限公司 | A kind of automobile front drive continuous change mechanism |
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2017
- 2017-11-14 CN CN201721517653.2U patent/CN207644165U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774462A (en) * | 2017-11-14 | 2019-05-21 | 吉利汽车研究院（宁波）有限公司 | A kind of automobile front drive continuous change mechanism |
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