CN110005763A - Speed changer, power-driven system and vehicle - Google Patents
Speed changer, power-driven system and vehicle Download PDFInfo
- Publication number
- CN110005763A CN110005763A CN201711484403.8A CN201711484403A CN110005763A CN 110005763 A CN110005763 A CN 110005763A CN 201711484403 A CN201711484403 A CN 201711484403A CN 110005763 A CN110005763 A CN 110005763A
- Authority
- CN
- China
- Prior art keywords
- gear
- output shaft
- speed changer
- clutch
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/54—Transmission for changing ratio
- B60K6/547—Transmission for changing ratio the transmission being a stepped 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/085—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with more than one output shaft
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Structure Of Transmissions (AREA)
Abstract
This disclosure relates to a kind of speed changer, power-driven system and vehicle.The speed changer includes double clutch, first gear gear set, second gear gear set, transmission output gear, the double clutch has input terminal, first output shaft and the second output shaft, the first gear gear set includes first gear and second gear, the second gear gear set includes third gear and the 4th gear, first output shaft of the double clutch is connected to the first gear, second output shaft of the double clutch is connected to the third gear, the second gear and the 4th gear are coaxially connected, the transmission output gear is engaged with the 4th gear.
Description
Technical field
This disclosure relates to a kind of speed changer, power-driven system and vehicle.
Background technique
Speed changer is one of principal assembly of car transmissions.The actual use situation of automobile is extremely complex, such as starting,
Idling parking low-speed or high-speed traveling, accelerates, slows down, climbing and reversing etc., and this requires the driving force of automobile and speed can be
Variation in sizable range.The output torque and rotation speed change range for the piston-mode motor being widely used at present are smaller, are
The driving conditions often changed are adapted to, while engine under advantageous operating condition (power is higher, oil consumption is lower) being made to work, are needed
Speed changer is set in transmission system.And for using motor-driven new-energy automobile, although the rotation speed change model of motor
Enclose larger, but high efficiency region when in order to work with motor matches, and is also required to be arranged in transmission system under some cases and becomes
Fast device.Usually structure is complicated for the speed changer of the prior art, higher cost.
Summary of the invention
Purpose of this disclosure is to provide a kind of simple speed changers of structure.
To achieve the goals above, the disclosure provides a kind of speed changer, including double clutch, the first gear gear set,
Two gear gear sets, transmission output gear, the double clutch have input terminal, the first output shaft and the second output shaft, institute
Stating the first gear gear set includes first gear and second gear, and the second gear gear set includes third gear and the 4th tooth
Wheel, the first output shaft of the double clutch are connected to the first gear, and the second output shaft of the double clutch is connected to
The third gear, the second gear and the 4th gear are coaxially connected, the transmission output gear and the 4th gear
Engagement.
Optionally, the first gear and second gear intermeshing, the third gear and the intermeshing of the 4th gear.
Optionally, the speed changer further includes clutch, and the clutch is located at the second gear and the 4th tooth
Between wheel, the second gear is connected with the 4th gear by the clutch.
Optionally, the speed changer further includes transmission output shaft, and the transmission output gear is mounted on the speed change
On device output shaft.
Optionally, the double clutch is located at the same side of the first gear gear set and the second gear gear set, institute
The first output shaft empty set is stated on second output shaft.
In the disclosure, by the combination of double clutch and two shift gear groups, make it possible to obtain a kind of structure letter
Single, easy to operate two-gear transmission.
The disclosure also provides a kind of power-driven system, including engine, speed changer as described above and output section,
The line shaft of the motor is connected with the input terminal of the double clutch, and the output section is defeated from the speed changer for transmitting
Power out is to drive vehicle.
Optionally, the system also includes first motor, the output section is also used to export from the first motor
Power is to drive vehicle.
Optionally, the line shaft of the first motor is connected to the second gear.
Optionally, the system also includes the second motor, the output section is also used to export from second motor
Power is to drive vehicle.
Optionally, the line shaft of second motor and the second output shaft of the double clutch are coaxially connected.
The disclosure also provides a kind of vehicle, including power-driven system as described above.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 is the structural schematic diagram according to the first embodiment of the speed changer of the disclosure；
Fig. 2 is the structural schematic diagram according to second of embodiment of the speed changer of the disclosure；
Fig. 3 is the schematic block diagram according to the first embodiment of the power-driven system of the disclosure；
Fig. 4 is the schematic block diagram according to second of embodiment of the power-driven system of the disclosure.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
Fig. 1 is the structural schematic diagram according to the first embodiment of the speed changer of the disclosure.As shown in Figure 1, speed changer
Including double clutch 4, the first gear gear set, the second gear gear set, transmission output gear 9, transmission output shaft 10.Its
In, the first gear gear set includes first gear 5 and second gear 6, and the second gear gear set includes third gear 7 and the 4th tooth
Wheel 8.On the same axis, second gear 6 and the 4th gear 8 are arranged in same axis for first gear 5 and the arrangement of third gear 7
On.First gear 5 and second gear 6 can be engaged directly, can also be engaged with intermediate gear, to pass through the intermediate gear
Transmission connection.Third gear 7 and the 4th gear 8 can be engaged directly, can also be engaged with intermediate gear, thus by this
Between gear be sequentially connected.
As shown in Figure 1, double clutch 4 has input terminal 41, the first output shaft 42 and the second output shaft 43, first motor 2
Line shaft connect with the input terminal 41 of double clutch 4, the first output shaft 42 of double clutch 4 is connected to first gear 4, it is double from
Second output shaft 43 of clutch 4 is connected to third gear 7.Double clutch 4 is located at the first gear gear set and the second shift gear
The same side of group, 42 empty set of the first output shaft is on the second output shaft 43, so that the more compact structure of double clutch 4, is convenient for
It is arranged on vehicle.
The input terminal 41 of double clutch 4 can be the shell of double clutch 4, and double clutch 4 further includes two driven discs, double
First output shaft 42 of clutch 4 can be connected by key with one of driven disc, and the second output shaft 43 of double clutch 4 can
To be connected by key with another driven disc.Generally, the shell of double clutch 4 and two driven discs, which can be, all disconnects,
I.e. input terminal 41 is disconnected with the first output shaft 42 and the second output shaft 43.It, can be with when needing to engage one of driven disc
Control shell carries out engagement with corresponding driven disc to synchronous rotary, and driven disc drives corresponding output shaft synchronous to rotate again,
I.e. input terminal 41 and one of the first output shaft 42 and the second output shaft 43 are sequentially connected, so that the power that input terminal 41 transmits
It can be exported by one in the first output shaft 42 and the second output shaft 43.
It should be appreciated that the specific engagement state of double clutch 4 is controlled the influence of strategy, for those skilled in the art
For, can according to actually required transmission mode adaptive settings control strategy, so as in input terminal 41 and two
It is switched between the various modes such as output shaft is all off and one of input terminal 41 and two output shafts are sequentially connected.
Transmission output gear 9 is mounted on transmission output shaft 10, transmission output shaft 10 and transmission output gear 9
Synchronous rotary, transmission output gear 9 are engaged with the 4th gear 8.
In the disclosure, by the combination of double clutch 4 and two shift gear groups, make it possible to obtain a kind of structure letter
Single, easy to operate two-gear transmission.
Specifically, when control double clutch 4 input terminal 41 be connected with the first output shaft 42, the input terminal of double clutch 4
41 and second output shaft 43 disconnect when, from the input terminal 41 of double clutch 4 input power successively pass through the first of double clutch 4
Output shaft 42, first gear 5, second gear 6, the 4th gear 8, transmission output gear 9 are transferred to transmission output shaft 10.
When control double clutch 4 input terminal 41 be connected with the second output shaft 43, the input terminal 41 of double clutch 4 and first
When output shaft 42 disconnects, the power inputted from the input terminal 41 of double clutch 4 successively passes through the second output shaft of double clutch 4
43, third gear 7, the 4th gear 8, transmission output gear 9 are transferred to transmission output shaft 10.
The difference of second of the embodiment and the first embodiment of speed changer shown in Fig. 2 is: real at second
It applies in mode, speed changer further includes clutch 15, and clutch 15 is between second gear 6 and the 4th gear 8, second gear 6
It is connected with the 4th gear 8 by clutch 15.
Fig. 3 is the schematic block diagram according to the first embodiment of the power-driven system of the disclosure.Such as Fig. 3 institute
Show, which includes engine 1, speed changer as described above and output section.The output shaft of engine 1 is connected to double clutches
The input terminal 41 of device 4, output section are used to transmit the power of speed changer output to drive vehicle.
For example, output section may include output gear 16, it also may include output gear 16 and differential mechanism 17.Output gear
16 are mounted on transmission output shaft 10 and subtract with 10 synchronous rotary of transmission output shaft, output gear 16 and the master of differential mechanism 17
Fast gear 18 engages.The function of differential mechanism 17 be when vehicle turning travel or on uneven road surface when driving, make left and right wheels
It is rolled with different angular speed, to guarantee to make PURE ROLLING between two sides wheel and ground.Main deceleration is provided on differential mechanism 17
Gear 18, final gear 18 can be for example arranged on the shell of differential mechanism 17.
In second of embodiment of power-driven system shown in Fig. 4, power-driven system can also include first
Motor 2, first motor 2 can generate electricity under the drive of engine 1, can also be used as motor output power to drive vehicle
?.
First motor 2 can be coupled in power-driven system by any suitable mode.Embodiment party shown in Fig. 4
In formula, speed changer can also include clutch 15, and clutch 15 is arranged between second gear 6 and the 4th gear 8, second gear
6 are mounted on the line shaft of first motor 2, and the output shaft of engine 1 is connected with the 4th gear 8 by clutch 15.This
In the case of, 2 liang of gear power drives of first motor may be implemented by control clutch 15 and double clutch 4.
Specifically, when clutch 15 engages, when the input terminal 41 of double clutch 4 and two output shafts disconnect, the first electricity
The power of machine 2 successively passes through clutch 15, the 4th gear 8, transmission output gear 9, transmission output shaft 10, output gear
16, final gear 18 and differential mechanism 17 are transferred to wheel.
When clutch 15 disconnects, when the input terminal 41 of double clutch 4 and two output shafts are all connected with, first motor 2 is moved
Power successively pass through second gear 6, first gear 5, the first output shaft 42 of double clutch 4, double clutch 4 input terminal 41, double
Second output shaft 42 of clutch 4, third gear 7, the 4th gear 8, transmission output gear 9, transmission output shaft 10, output
Gear 16, final gear 18 and differential mechanism 17 are transferred to wheel.
Power-driven system can also include the second motor 3, output section be also used to export the power from the second motor 3 with
Drive vehicle.Second motor 3 can not only be used for motor to be used to drive vehicle, but also as generator for generating electricity.
Second motor 3 can be coupled in power-driven system in several ways.Power-driven system shown in Fig. 4
Second of embodiment in, the line shaft of the second motor 3 and the second output shaft 43 of double clutch 4 are coaxially connected.
In the disclosure, by the way that double clutch 4 and two shift gear groups to be dexterously combined together, make it possible to obtain
Obtain a kind of two-gear transmission that structure is simple and convenient to operate.It, can be certain since the speed changer can provide two gears
The revolving speed and torque that engine 1 is adjusted in degree, improve the working efficiency of engine 1.
In the disclosure, the gear switching of speed changer is realized by double clutch 4, and double clutch 4 can allow for
The disconnection process of the engaging process and another driven disc of one driven disc overlaps when shift switching, so that torque be avoided to transmit
Momentary interruption, guarantee shift process and vehicle operation ride comfort.The synchronizer more complicated compared to mechanical structure, it is double from
Clutch all has greater advantage either in terms of ride comfort or reliability.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (11)
1. a kind of speed changer, which is characterized in that including double clutch (4), the first gear gear set, the second gear gear set, become
Fast device output gear (9), the double clutch (4) have input terminal (41), the first output shaft (42) and the second output shaft (43),
The first gear gear set includes first gear (5) and second gear (6), and the second gear gear set includes third gear
(7) it is connected to the first gear (5) with the 4th gear (8), the first output shaft (42) of the double clutch (4), it is described double
The second output shaft (43) of clutch (4) is connected to the third gear (7), and the second gear (6) and the 4th gear (8) are same
Axis connection, the transmission output gear (9) are engaged with the 4th gear (8).
2. speed changer according to claim 1, which is characterized in that the first gear (5) and second gear (6) are mutually nibbled
It closes, the third gear (7) and the intermeshing of the 4th gear (8).
3. speed changer according to claim 1, which is characterized in that the speed changer further includes clutch (15), it is described from
Clutch (15) is between the second gear (6) and the 4th gear (8), the second gear (6) and the 4th tooth
(8) are taken turns to connect by the clutch (15).
4. speed changer according to claim 1, which is characterized in that the speed changer further includes transmission output shaft (10),
The transmission output gear (9) is mounted on the transmission output shaft (10).
5. speed changer according to claim 1, which is characterized in that the double clutch (4) is located at the first gear tooth
The same side of wheel group and the second gear gear set, the first output shaft (42) empty set is on second output shaft (43).
6. a kind of power-driven system, which is characterized in that including engine (1), according to any one of claims 1-5
Speed changer and output section, the output shaft of the engine (1) is connected with the input terminal (41) of the double clutch (4), described
Output section is used to transmit the power of the speed changer output to drive vehicle.
7. system according to claim 6, which is characterized in that the system also includes first motor (2), the output sections
It is also used to export the power from the first motor (2) to drive vehicle.
8. system according to claim 6, which is characterized in that the line shaft of the first motor (2) is connected to described
Two gears (6).
9. system according to claim 6, which is characterized in that the system also includes the second motor (3), the output sections
It is also used to export the power from second motor (3) to drive vehicle.
10. system according to claim 9, which is characterized in that the line shaft of second motor (3) and double clutches
The second output shaft (43) of device (4) is coaxially connected.
11. a kind of vehicle, which is characterized in that including the power-driven system according to any one of claim 6-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711484403.8A CN110005763A (en) | 2017-12-29 | 2017-12-29 | Speed changer, power-driven system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711484403.8A CN110005763A (en) | 2017-12-29 | 2017-12-29 | Speed changer, power-driven system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110005763A true CN110005763A (en) | 2019-07-12 |
Family
ID=67164167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711484403.8A Pending CN110005763A (en) | 2017-12-29 | 2017-12-29 | Speed changer, power-driven system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005763A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102549303A (en) * | 2009-07-02 | 2012-07-04 | 舍弗勒技术股份两合公司 | Two-speed transmission and method for controlling a two-speed transmission |
| CN102720805A (en) * | 2011-03-30 | 2012-10-10 | 比亚迪股份有限公司 | Automatic transmission and vehicle including the automatic transmission |
| DE102012222118A1 (en) * | 2012-12-04 | 2014-06-05 | Zf Friedrichshafen Ag | Transmission i.e. dual clutch transmission, for use in motor vehicle i.e. passenger car, has hollow shaft connected with shaft of one of partial transmissions, where shaft of another partial transmission is connected with counter shafts |
| CN104343898A (en) * | 2013-08-09 | 2015-02-11 | 现代自动车株式会社 | Hybrid powertrain provided with double clutch transmission |
| CN104364109A (en) * | 2012-05-31 | 2015-02-18 | 罗伯特·博世有限公司 | Two-speed transmission and electric vehicle |
| JP5751342B2 (en) * | 2011-11-26 | 2015-07-22 | トヨタ自動車株式会社 | Electric drive device for vehicle |
| CN107264260A (en) * | 2016-04-06 | 2017-10-20 | 北京汽车动力总成有限公司 | A kind of hybrid electric drive system and automobile |
-
2017
- 2017-12-29 CN CN201711484403.8A patent/CN110005763A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102549303A (en) * | 2009-07-02 | 2012-07-04 | 舍弗勒技术股份两合公司 | Two-speed transmission and method for controlling a two-speed transmission |
| CN102720805A (en) * | 2011-03-30 | 2012-10-10 | 比亚迪股份有限公司 | Automatic transmission and vehicle including the automatic transmission |
| JP5751342B2 (en) * | 2011-11-26 | 2015-07-22 | トヨタ自動車株式会社 | Electric drive device for vehicle |
| CN104364109A (en) * | 2012-05-31 | 2015-02-18 | 罗伯特·博世有限公司 | Two-speed transmission and electric vehicle |
| DE102012222118A1 (en) * | 2012-12-04 | 2014-06-05 | Zf Friedrichshafen Ag | Transmission i.e. dual clutch transmission, for use in motor vehicle i.e. passenger car, has hollow shaft connected with shaft of one of partial transmissions, where shaft of another partial transmission is connected with counter shafts |
| CN104343898A (en) * | 2013-08-09 | 2015-02-11 | 现代自动车株式会社 | Hybrid powertrain provided with double clutch transmission |
| CN107264260A (en) * | 2016-04-06 | 2017-10-20 | 北京汽车动力总成有限公司 | A kind of hybrid electric drive system and automobile |
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