CN109986963A - Electric planet arranges the fast power assembly of composite differential three - Google Patents
Electric planet arranges the fast power assembly of composite differential three Download PDFInfo
- Publication number
- CN109986963A CN109986963A CN201910309760.3A CN201910309760A CN109986963A CN 109986963 A CN109986963 A CN 109986963A CN 201910309760 A CN201910309760 A CN 201910309760A CN 109986963 A CN109986963 A CN 109986963A
- Authority
- CN
- China
- Prior art keywords
- gear
- differential
- brake
- planet row
- shell
- 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.)
- Withdrawn
Links
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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
- B60K17/046—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel with planetary gearing having orbital motion
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
Abstract
The invention discloses a kind of fast power assemblies of electric planet row composite differential three, motor driven planet row, planet row Drive differential, when planet row and/or differential mechanism are closed and/or are discharged using clutch and/or brake, realize three kinds of speed stages, the multiple drive modes such as parking and neutral gear, meet the advantages of manufacturing cost is greatly reduced on the basis of three fast high efficiency continuations of the journey, power assembly has structure simple, assembling is simple, volume weight is small, power-interruption free shift, it is lost small, high reliablity and it is at low cost the features such as, suitable for various electric vehicles, it is also suitable for plug-in hybrid vehicle.
Description
Technical field
The invention belongs to automotive powers, are specifically related to a kind of star row's composite differential knot for being adapted to electric vehicle
Three powertrains of structure are united.
Background technique
Currently, batteries of electric automobile course continuation mileage is from initial 150Km to current 400Km or more, further due to price market
How fierceness obtains higher course continuation mileage under limited battery capacity and reduces the weight and cost of electric drive assembly,
As each cart enterprise at present and universities and colleges are studied in the research hotspot in new-energy automobile field.Electric drive multi gear and gear
Comparing extension all between grade is the effective means for improving electric drive efficiency and electric drive weight and cost being greatly lowered, therefore,
Two speed and multi-speed electric drive power assemblies and gradually each cart enterprise enter the experimental demonstration stage.However, two speed and multi-speed electricity
Dynamic driving power assembly obtains optimal cost performance for different levels vehicle using which kind of drive mechanism, becomes one in the industry
Key points and difficulties.For electric vehicle, since applying working condition is more complicated, power performance and course continuation mileage become market competition
Hot spot, power of motor must be increased to obtain more excellent power performance, will undoubtedly greatly increase vehicle cost
With reduction course continuation mileage.As electric drive develops to high-speed small-sizeization, can effectively be dropped using three fast pure electric power assemblies
Low driving motor volume weight and cost effectively promote electric drive efficiency and increase course continuation mileage, however, how to reduce by three speed
The cost and guarantee shift reliability of electric drive assembly are a difficult points.
Summary of the invention
Technical problem to be solved by the invention is to provide the electric planet row of a kind of continuation of the journey of high efficiency, low manufacturing cost is multiple
Close the fast power assembly of differential mechanism three.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted by the present invention are as follows: electric planet row composite differential
Three fast power assemblies, including motor, the motor driven connect sun gear, sun gear engaged transmission planetary gear, nibble in planetary gear
Transmission gear ring is closed, gear ring is driven a brake component；The sun gear coaxially drives an input terminal of differential mechanism, differential mechanism it is another
One input terminal is coaxially driven clutch part and/or another brake component；The planetary gear passes through the shell of pivoted arm Drive differential
Body side, the shell side output power；The shell other side of the differential mechanism is installed by clutch part.
Preferably, the motor is driven sun gear by driving one-stage gear, and second level is fixedly mounted in differential casing side
Gear, secondary gear engaged transmission tertiary gear, tertiary gear output power.
Preferably, the force piece of the differential casing other side installation clutch；Another input terminal of differential mechanism is same
Clutch discs and brake disc are driven to axis, clutch discs are mounted between the force piece of clutch, and brake disc is by being mounted on brake
Between the friction block of left and right.
Preferably, the gear ring is fixedly connected with brake disc, and brake disc is mounted between the left and right friction block of brake.
Preferably, the tertiary gear is installed on the shell of another differential mechanism, the differential mechanism output power.
Another technical solution that the present invention uses are as follows: electric planet arranges the fast power assembly of composite differential three, including motor,
The motor driven connects sun gear, sun gear engaged transmission planetary gear, planetary gear Inside gear drive gear ring, one system of gear ring transmission
Dynamic component；The sun gear coaxially drives input conical gear, conical gear among input Bevel Gear Drive, intermediate circular cone
Gear drive output bevel gear and intermediate conical gear drives housing into rotation, output bevel gear is coaxially driven clutch part
And/or another brake component；The planetary gear passes through pivoted arm transmission housing side, the shell side output power；The shell is another
Side is installed by clutch part.
Implement above-mentioned technical proposal, motor driven planet row, planet row Drive differential, when using clutch and/or system
When dynamic device is closed and/or is discharged to planet row and/or differential mechanism, it is more to realize three kinds of speed stages, parking and neutral gear etc.
Kind drive mode meets the advantages of manufacturing cost is greatly reduced on the basis of three fast high efficiency continuations of the journey, and power assembly has
Structure is simple, assembling is simple, volume weight is small, power-interruption free shift, be lost small, high reliablity and it is at low cost the features such as, fit
For various electric vehicles, it is also suitable for plug-in hybrid vehicle.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that electric planet arranges the fast power assembly of composite differential three.
In figure: 1- motor, 2- motor shaft, 3- motor gear, 4- one-stage gear, 5- input gear axle, 6- sun gear, 7- row
Star-wheel, 8- pivoted arm, 9- secondary gear, 10- gear ring brake, 11- gear ring, 12- gear ring brake disc, 13- differential assembly, 14-
Shell, the centre 15- conical gear, 16- input conical gear, and 17- brakes conical gear, 18- clutch, 19- clutch discs, 20-
Brake tooth wheel shaft, 21- conical gear brake disc, 22- conical gear brake, 23- tertiary gear, the right output shaft of 24-, 25- are left
Output shaft.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
As shown in Figure 1, the fast power assembly of electric planet row's composite differential three mainly by differential assembly 13, planet row,
Multi-stage gear pair, two groups of brakes and one group of clutch composition.Planet row and differential assembly are co-axially mounted, motor 1, differential mechanism
Assembly 13 and output shaft parallel axes are laid out.
Motor 1 is fixedly connected by motor shaft 2 with motor gear 3, motor gear 3 and 4 external toothing of one-stage gear, level-one tooth
Wheel 4 is co-axially mounted input gear axle 5.
Planet row is made of sun gear 6, planetary gear 7, pivoted arm 8 and gear ring 11.Sun gear 6 and 7 external toothing of planetary gear, planet
Wheel 7 and 11 internal messing of gear ring, planetary gear 7 are mounted on pivoted arm 8, and pivoted arm 8 is fixedly mounted or directly processing is in differential assembly
On 14 side of shell.Gear ring 11 is fixedly connected with gear ring brake disc 12, and gear ring brake disc 12 is mounted on gear ring system by certain interval
Between the left and right friction block of dynamic device 10.
Differential assembly 13 is by input conical gear 16, intermediate conical gear 15, braking conical gear 17,14 structure of shell
At.15 external toothing of conical gear 16 and intermediate conical gear, intermediate conical gear 15 and braking 17 external toothing of conical gear are inputted,
Input conical gear 16 is successively fixedly connected with sun gear 6, one-stage gear 4 with by input gear axle 5, brakes conical gear 17
It is successively fixedly connected with clutch discs 19, conical gear brake disc 21 by brake tooth wheel shaft 20.
Secondary gear 9 is fixedly mounted or directly processing is on 14 side of shell, and secondary gear 9 and pivoted arm 8 are co-located on shell
On the same side of body 14.Secondary gear 9 and 23 external toothing of tertiary gear, tertiary gear 23 and right output shaft 24 and left output shaft 25
It is fixedly connected.
The force piece of clutch 18 is fixedly mounted on 14 other side of shell, and clutch discs 19 are mounted on clutch by certain interval
Between the force piece of device 18, conical gear brake disc 21 is mounted on the left and right friction block of conical gear brake 22 by certain interval
Between.
When gear ring brake is in lockup state, conical gear brake is in release conditions and clutch is in separation shape
When state, i.e., gear ring is in lockup state, conical gear brake disc and clutch discs in state is freely rotated, and in turn, motor will move
Power passes to motor gear by motor shaft, and motor gear imparts power to sun gear by one-stage gear, and sun gear will move
Power passes to pivoted arm through planetary gear, and power is passed to secondary gear through shell by pivoted arm, and secondary gear is by power through tertiary gear
Output shaft is passed to, realizes I grades of drive modes.
When gear ring brake is in release conditions, conical gear brake is in lockup state and clutch is in separation shape
When state, i.e., gear ring is in and state is freely rotated, conical gear brake disc is in lockup state, clutch discs are in and shape is freely rotated
Power is passed to motor gear by motor shaft by state, in turn, motor, and motor gear is imparted power to defeated by one-stage gear
Enter conical gear, inputs conical gear for power and shell is passed to by intermediate conical gear, shell imparts power to second level
Power is passed to output shaft through tertiary gear, realizes II grades of drive modes by gear, secondary gear.
When gear ring brake is in release conditions, conical gear brake is in release conditions and clutch is in closed form
When state, i.e., gear ring and conical gear brake disc are in and state are freely rotated, clutch discs are in closed state, and in turn, motor will move
Power passes to motor gear by motor shaft, and motor gear imparts power to input conical gear by one-stage gear, due to
It brakes conical gear and shell locking is integral, in turn, input conical gear for power and be directly passed to shell, shell is by power
Secondary gear is passed to, power is passed to output shaft through tertiary gear, realizes III grades of drive modes by secondary gear.
When gear ring brake is in lockup state, conical gear brake is in lockup state and clutch is in separation shape
When state, i.e., gear ring and conical gear brake disc are in lockup state, clutch discs are in and state is freely rotated, in turn, shell and two
Grade gear is in lockup state, i.e. tertiary gear and output shaft is in lockup state, realizes park mode；At gear ring brake
When release conditions, conical gear brake are in release conditions and clutch is in discrete state, i.e. gear ring and conical gear
Brake disc is in the state that is freely rotated, clutch discs are in and state is freely rotated, and in turn, motor gear and tertiary gear are in power
Interrupt status realizes neutral mode.
This electric planet arranges the fast power assembly of composite differential three, is capable of providing following drive mode:
1, I grades of drive modes.When vehicle demand is run at a low speed, entire car controller issues locking to gear ring brake 10 and refers to
It enables, meanwhile, it releasing order to conical gear brake 22 and the sending of clutch 18, i.e., gear ring brake disc 12 is locked up, in turn, tooth
Circle 11 is in lockup state；Conical gear brake disc 21 and clutch discs 19, which are in, is freely rotated state, in turn, brakes conical gear
17 in being freely rotated state；Motor 1, which obtains electric energy from vehicle power supply and is converted into power, passes to motor tooth by motor shaft 2
Wheel 3, motor gear 3 impart power to one-stage gear 4, and one-stage gear 4 imparts power to sun gear by input gear axle 5
6, power is passed to pivoted arm 8 through planetary gear 7 by sun gear 6, and power is passed to secondary gear 9, second level by shell 14 by pivoted arm 8
Gear 9 imparts power to tertiary gear 23, and tertiary gear 23 passes through 24 output power of left output shaft 25 and right output shaft.I grades
Speed ratio are as follows:
Wherein: Z1 indicates the number of teeth of motor gear 3, and Z2 indicates the number of teeth of one-stage gear 4, and Z3 indicates the number of teeth of sun gear 6,
Z4 indicates the number of teeth of gear ring 11, and Z5 indicates the number of teeth of secondary gear 9, and Z6 indicates the number of teeth of tertiary gear 23, and n1 indicates motor shaft 2
Revolving speed, n2 indicate output shaft 24 revolving speed.
2, II grades of drive modes.When constant speed when driving, send out to conical gear brake 22 by entire car controller in vehicle demand
Locking instructs out, meanwhile, it releases order to gear ring brake 10 and the sending of clutch 18, i.e., conical gear brake disc 21 is locked
Only, in turn, braking conical gear 17 is in lockup state；Gear ring brake disc 12 and clutch discs 19, which are in, is freely rotated state, into
And gear ring 11 is in and state is freely rotated；Motor 1 obtains electric energy from vehicle power supply and is converted into power and transmitted by motor shaft 2
To motor gear 3, motor gear 3 imparts power to one-stage gear 4, and one-stage gear 4 is transmitted power by input gear axle 5
Input conical gear 16 is given, conical gear 16 is inputted by power and passes to shell 14 through intermediate conical gear 15, shell 14 will move
Power passes to secondary gear 9, and secondary gear 9 imparts power to tertiary gear 23, and tertiary gear 23 passes through left 25 He of output shaft
Right 24 output power of output shaft.II notch speed ratio are as follows:
3, III grades of drive modes.When driving, entire car controller issues closure to clutch 18 and refers to constant speed in vehicle demand
It enables, meanwhile, it releases order to gear ring brake 10 and the sending of conical gear brake 22, i.e., clutch discs 19 and clutch 18 is dynamic
Power part locking is integral, and in turn, braking conical gear 17, clutch discs 19, clutch 18 and shell 14 are in locking integration shape
State；Gear ring brake disc 12 is in and state is freely rotated, and in turn, gear ring 11 is in and state is freely rotated；Motor 1 is from vehicle power supply
It obtaining electric energy and is converted into power and motor gear 3 is passed to by motor shaft 2, motor gear 3 imparts power to one-stage gear 4,
One-stage gear 4 imparts power to input conical gear 16 by input gear axle 5, inputs conical gear 16 for power through centre
Conical gear 15 passes to shell 14, and shell 14 imparts power to secondary gear 9, and secondary gear 9 imparts power to three-level
Gear 23, tertiary gear 23 pass through 24 output power of left output shaft 25 and right output shaft.III notch speed ratio are as follows:
4, parking and neutral mode.
When gear ring brake 10 is in lockup state, conical gear brake 22 is in lockup state and clutch 18 is in
When discrete state, i.e., gear ring 11 and conical gear brake disc 21 are in lockup state, clutch discs 19 are in and state is freely rotated, into
And shell 14 and secondary gear 9 are in lockup state, i.e. tertiary gear 23 and output shaft 25 is in lockup state, realizes parking
Mode；When gear ring brake 10 is in release conditions, conical gear brake 22 is in release conditions and clutch 18 is in and divides
When from state, i.e., gear ring 11 and conical gear brake disc 21 are in the state that is freely rotated, clutch discs 19 are in and state is freely rotated,
In turn, motor gear 3 and tertiary gear 23 are in power interruption state, realize neutral mode.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (6)
1. a kind of fast power assembly of electric planet row composite differential three, including motor, it is characterised in that: the motor driven connects
Connect sun gear, sun gear engaged transmission planetary gear, planetary gear Inside gear drive gear ring, gear ring one brake component of transmission；
The sun gear coaxially drives an input terminal of differential mechanism, and another input terminal of differential mechanism is coaxially driven clutch part
And/or another brake component；
The planetary gear passes through the shell side of pivoted arm Drive differential, the shell side output power；
The shell other side of the differential mechanism is installed by clutch part.
2. the fast power assembly of electric planet row composite differential three according to claim 1, which is characterized in that the motor
It is driven sun gear by driving one-stage gear, secondary gear, secondary gear engaged transmission three is fixedly mounted in differential casing side
Grade gear, tertiary gear output power.
3. the fast power assembly of electric planet row composite differential three according to claim 1, which is characterized in that the differential
The force piece of device shell other side installation clutch；Another input terminal of differential mechanism is coaxially driven clutch discs and brake disc,
Clutch discs are mounted between the force piece of clutch, and brake disc is by being mounted between the left and right friction block of brake.
4. the fast power assembly of electric planet row composite differential three according to claim 1, which is characterized in that the gear ring
It is fixedly connected with brake disc, brake disc is mounted between the left and right friction block of brake.
5. the fast power assembly of electric planet row composite differential three according to claim 2, which is characterized in that the three-level
Gear is installed on the shell of another differential mechanism, the differential mechanism output power.
6. a kind of fast power assembly of electric planet row composite differential three, including motor, it is characterised in that: the motor driven connects
Connect sun gear, sun gear engaged transmission planetary gear, planetary gear Inside gear drive gear ring, gear ring one brake component of transmission；
The sun gear coaxially drives input conical gear, conical gear among input Bevel Gear Drive, intermediate circular cone tooth
Wheel is driven output bevel gear and intermediate conical gear drives housing into rotation, and output bevel gear is coaxially driven clutch part
And/or another brake component；
The planetary gear passes through pivoted arm transmission housing side, the shell side output power；
The shell other side is installed by clutch part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309760.3A CN109986963A (en) | 2019-04-17 | 2019-04-17 | Electric planet arranges the fast power assembly of composite differential three |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309760.3A CN109986963A (en) | 2019-04-17 | 2019-04-17 | Electric planet arranges the fast power assembly of composite differential three |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109986963A true CN109986963A (en) | 2019-07-09 |
Family
ID=67134009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910309760.3A Withdrawn CN109986963A (en) | 2019-04-17 | 2019-04-17 | Electric planet arranges the fast power assembly of composite differential three |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109986963A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019218668A1 (en) * | 2019-12-02 | 2021-06-02 | Zf Friedrichshafen Ag | Drive unit with an electric machine and a two-speed gearbox and method of operation |
-
2019
- 2019-04-17 CN CN201910309760.3A patent/CN109986963A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019218668A1 (en) * | 2019-12-02 | 2021-06-02 | Zf Friedrichshafen Ag | Drive unit with an electric machine and a two-speed gearbox and method of operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102085795B (en) | Hybrid driving system of vehicle clutch and power coupling synchronizer combined gear shift | |
| CN108454376A (en) | Double electric machine double row planetary gear hybrid power assembly | |
| CN106560336B (en) | Bi-motor multi-mode composite forerunner's plug-in hybrid system | |
| CN207809033U (en) | Hybrid electric drive system and vehicle | |
| US20110000721A1 (en) | Hybrid parallel load assist systems and methods | |
| CN207809032U (en) | Hybrid electric drive system and vehicle | |
| CN104648115A (en) | Two-shift variable speed drive system of plug-in type hybrid vehicle with integrated single-driving motor | |
| CN109955718A (en) | Pure electric vehicle double speed differential mechanism power assembly | |
| CN207809039U (en) | Hybrid electric drive system and vehicle | |
| CN105736654A (en) | Two-stage gearbox of electric vehicle | |
| CN208290960U (en) | Hybrid electric drive system and vehicle | |
| CN207809038U (en) | Hybrid electric drive system and vehicle | |
| KR20210127140A (en) | Electric drive with high reduction gearbox | |
| CN106494216B (en) | Driving force system before plug-in hybrid vehicle | |
| CN109986952A (en) | Hybrid electric drive system and vehicle | |
| CN206633803U (en) | Oil electric mixed dynamic drive system | |
| CN109986963A (en) | Electric planet arranges the fast power assembly of composite differential three | |
| CN209839075U (en) | Electric double-sun-wheel locking type power assembly | |
| CN205534057U (en) | Electric automobile's two -stage gearbox | |
| CN109466306A (en) | Bi-motor hybrid engine extended-range dynamical system and its driving method | |
| CN109159659A (en) | Pure electric vehicle double speed dynamical system and its driving method | |
| CN209813720U (en) | Three-speed power assembly of electric planetary row composite differential mechanism | |
| CN209938305U (en) | Double-motor hybrid engine planet row power assembly | |
| CN210591370U (en) | Power split-confluence type hybrid power transmission | |
| CN209943440U (en) | Electric vehicle planetary system four-speed driving system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190709 |
|
| WW01 | Invention patent application withdrawn after publication |