CN209683448U - A kind of integrated two gears electric drive assembly - Google Patents
A kind of integrated two gears electric drive assembly Download PDFInfo
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- CN209683448U CN209683448U CN201920123448.0U CN201920123448U CN209683448U CN 209683448 U CN209683448 U CN 209683448U CN 201920123448 U CN201920123448 U CN 201920123448U CN 209683448 U CN209683448 U CN 209683448U
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Abstract
The utility model provides a kind of integrated two gears electric drive assembly, including driving motor, two-gear transmission and electric drive assembly controller；Two-gear transmission is located at the output end of driving motor, is fixedly connected with driving motor；Electric drive assembly controller is located at the top of driving motor and two-gear transmission, is fixedly connected with driving motor and two-gear transmission.The utility model uses the integrated design of driving motor, two-gear transmission and electric drive assembly controller, reduce amount of parts, assembly relation is optimized, improves the reliability of power assembly, it is entire electric drive assembly product with compact structure, light-weight, high-efficient, at low cost；Overall-in-one control schema is carried out to driving motor and two-gear transmission using electric drive assembly controller.Based on integrated electric drive assembly controller, not only the institute that original split type power assembly control system may be implemented is functional, but also eliminates the defect of communication delay between original technology difference controller, realizes centralized control, control resource is saved, keeps electric-control system more accurate.
Description
Technical field
The utility model belongs to Vehicle Engineering technical field, more particularly, to a kind of integrated two gears electric drive assembly.
Background technique
Motorized has become one of the main direction of development of auto industry.The electric car of the single gear retarder of equipment exists at present
Since driving motor working efficiency is relatively low under high-speed working condition, compared with Metro cycle operating condition, under continual mileage is obvious
Drop.Two gear electric drive assemblies can switch working speed and the torque of adjustment driving motor by gear, it is made to work as far as possible
High efficiency region, extending driving range improve economy of the vehicle under various operating conditions.Meanwhile two keep off the gear of electric drive assembly one
Large transmission ratio can promote acceleration, climbing capacity, and max. speed can be improved in second gear small speed ratio, be effectively improved vehicle dynamic property
Performance.
Two gear electric drive assembly of equipment, can reduce and want to driving motor torque capacity and maximum speed on passenger car
It asks, and then reduces the volume and weight of driving motor, reduce power drive system cost.Meanwhile automatic mechanical transmission structure
Simply, advantage at low cost makes it above have apparent advantage in the application of electric drive assembly, receives industrial circle in recent years
Pay attention to.But current two gears electric drive assembly is primarily present following problems in technical aspect:
1. liang gear electric drive assembly split type structure.The current two gear total Chengdu of electric drive is independent motor, motor control
The simple combination application of device and independent two-gear transmission.The matching for focusing on driving motor and two-gear transmission of design
And in terms of the realization of gearshift function, do not carried out for multi-field coupling effects such as mechanical, electrical, magnetic, heat existing for electric drive assembly
Special integrated design and structure optimization, the critical performance parameters of electric drive assembly such as power density, efficiency are extremely difficult to most
Excellent state causes the Cost And Performance advantage of two gear electric drive assemblies to be unable to fully embody.
2. liang gear split type control of electric drive assembly.Current two gears electric drive assembly uses substantially keeps off driving motor and two
The mode of speed changer independent control coordinates electric machine controller and gearbox controller work by CAN communication in shift come complete
At shift process.Due to the transmission delay of CAN communication and the time variation of transmission delay, this control mode can only realize driving
Motor shift when active speed regulation, driving motor drop square, put into gear, torque Restoration stage cannot make full use of driving motor ring
Should it is fast, the advantages of active control can be carried out.This control mode is long big with shift shock there is the shifting power break period
Deficiency, be difficult to meet the requirement of riding overall height shift quality
Utility model content
In view of this, the utility model is directed to a kind of integrated two gears electric drive assembly, driven with solving existing electricity
The problems such as dynamic assembly gear is single, overall efficiency is lower, structure disperses, control delay, improves electric powered motor, economy
Property, Innovation Input and product cost are reduced, the industrial application of electric drive assembly is promoted.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of integrated two gears electric drive assembly, including driving motor, two-gear transmission and electric drive assembly controller；Institute
The output end that two-gear transmission is located at driving motor is stated, is fixedly connected with driving motor；The electric drive assembly controller is located at
The top of driving motor and two-gear transmission, is fixedly connected with driving motor and two-gear transmission.
Further, the driving motor includes driving motor stator, motor transmission axis, driving motor bearing, driving
Electric machine casing；
The motor transmission axis is fixedly connected with driving motor bearing；The driving motor shell and electric drive assembly are total
It is fixedly connected with shell；The driving motor bearing is mounted on driving motor shell.
Further, the two-gear transmission include electric drive assembly share shell, parking motor, control device,
Shift motor, gear shifting actuating mechanism, input axle assembly, export axle assembly, differential assembly, two-gear transmission back casing；
It is driving motor, two-gear transmission and electric drive assembly controller common enclosure that the electric drive assembly, which shares shell,
Body；
The export axle assembly, differential assembly are fixedly mounted on electric drive assembly by rolling bearing and share on shell,
The electric drive assembly shares shell and passes through fastening bolt and driving motor shell, two-gear transmission back casing, electric drive assembly
Controller housing is fixedly connected；
The parking motor is fixedly connected with control device, and parking motor is total by fastening bolt and electric drive assembly
It is fixedly connected with shell or two-gear transmission back casing；
The shift motor is fixedly connected with gear shifting actuating mechanism, and shift motor is total by fastening bolt and electric drive assembly
It is fixedly connected with shell or two-gear transmission back casing；
The parking motor and shift motor and the electric drive assembly controller carry out communication by electric signal
Further, the input axle assembly include motor transmission axis, it is motor transmission shafting oil envelope, parking ratchet wheel, defeated
Enter axis first gear, input shaft second gear, rear bearing, input shaft；The parking ratchet wheel inner ring passes through spline and motor transmission
Axis is fixedly connected；It is fixedly connected outside parking ratchet wheel with control device；The motor transmission axis is kept off comprising input shaft one
Gear and input shaft second gear, and be processed as one；The motor transmission shaft rear end shaft shoulder and rear bearing, input shaft inner ring
It is fixedly connected；The rear bearing, input shaft inner ring is fixedly connected with motor transmission axis, and rear bearing, input shaft outer ring is fixedly mounted
On two-gear transmission back casing.
Further, the export axle assembly include output shaft first gear, it is synchronous gear sleeve, output shaft second gear, defeated
Shaft rear bearing, output shaft master subtract gear, output shaft, front bearing, output shaft；The output shaft first gear inner ring passes through needle roller
Bearing sky is set on the output shaft, and outer gear is engaged with input shaft first gear；The output shaft second gear inner ring passes through rolling
Needle bearing sky is set on the output shaft, and outer gear is engaged with input shaft second gear；The synchronous gear sleeve inner ring by spline with
Synchronous gear hub is fixedly connected, and then is fixedly connected with output shaft；It is fixedly connected outside synchronous gear sleeve with gear shifting actuating mechanism；It is described
Output shaft includes that output shaft master subtracts gear, and is processed as one；The output shaft front end shaft shoulder and the fixed company of front bearing, output shaft inner ring
It connects, the output shaft rear end shaft shoulder is fixedly connected with rear bearing, output shaft inner ring；The front bearing, output shaft inner ring and output shaft rear axle
It holds inner ring to be fixedly connected with output shaft respectively, front bearing, output shaft outer ring and rear bearing, output shaft outer ring are respectively and fixedly installed to electricity
Drive assembly shares on shell and two-gear transmission back casing.
Further, the differential assembly includes differential mechanism fore bearing, differential casing, differential mechanism rear bearing, differential
Device gear ring；The differential mechanism gear ring is fixedly connected by fastening bolt with differential casing, and outer gear and output shaft master subtract tooth
Wheel engagement；The differential casing front end shaft shoulder is fixedly connected with differential mechanism fore bearing inner ring, the differential casing rear end shaft shoulder with
Differential mechanism rear bearing inner ring is fixedly connected, and differential casing mid-plane is fixedly connected with differential mechanism gear ring by fastening bolt；
The differential mechanism fore bearing inner ring and differential mechanism rear bearing inner ring are fixedly connected with differential casing respectively, outside differential mechanism fore bearing
Circle and differential mechanism rear axle bearing outer-ring are respectively and fixedly installed to electric drive assembly and share on shell and two-gear transmission back casing.
Further, the electric drive assembly controller includes electric drive assembly controller circuit board and electric drive assembly control
Device shell processed；The electric drive assembly controller circuit board package is fixed on electric drive assembly controller enclosure interior；The electricity
Drive assembly controller circuit board is communicated and is controlled to driving motor, parking motor and shift motor；The electric drive is total
Shell is shared with electric drive assembly by fastening bolt at controller housing to be fixedly connected.
Further, the electric drive assembly controller circuit board is using embeded processor as control core；The electricity drives
Assembly controller circuit board is moved to driving motor position and temperature signal, two-gear transmission tach signal, control device control
Signal and gear shifting actuating mechanism control signal processed carries out Signal sampling and processing.
Compared with the existing technology, a kind of integrated two gears electric drive assembly described in the utility model has the advantage that
1. the integrated design that the utility model uses driving motor, two-gear transmission and electric drive assembly controller.Base
In integrated design thought, coaxial design is carried out to rotor axis of electric and transmission input shaft, electric drive assembly shell is carried out
Integrated Topology Structure Design, reduces amount of parts, optimizes assembly relation, improves the reliability of power assembly, whole
A electric drive assembly product has many advantages, such as compact-sized, light-weight, high-efficient, at low cost.
2. the utility model carries out overall-in-one control schema to driving motor and two-gear transmission using electric drive assembly controller.
Based on integrated electric drive assembly controller, the institute that original split type power assembly control system not only may be implemented is functional, but also
The defect of communication delay between original technology difference controller is eliminated, realizes centralized control, control resource is saved, makes automatically controlled system
It unites more accurate.
3. power drive, shift transformation and parking lock three zones may be implemented in the utility model.In shift and parking
Make full use of in the process driving motor response it is fast, can with the characteristic of active control, be effectively improved the shifting power break period it is long and
The big problem of shift shock improves the validity and reliability of shift quality and parking function.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.In
In attached drawing:
Fig. 1 is the principles of the present invention schematic diagram；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the control signal principle figure of the utility model；
Fig. 4 is the power transmission line figure of a gear advance, reverse-drive；
Fig. 5 is the power transmission line figure of second gear forward drive；
Fig. 6 is the power transmission line figure of parking lock；
Serial number, symbol, code name are described as follows in figure:
P- electric drive assembly controller；M- driving motor；T- two-gear transmission；TS1- input axle assembly；TS2- output shaft
Assembly；TS3- differential assembly；P01- electric drive assembly controller circuit board；P02- electric drive assembly controller shell；M01-
Driving motor stator；MTS- motor transmission axis；M02- driving motor bearing；M03- driving motor shell；T01- electric drive is total
At shared shell；TM1- parking motor；T02- control device；TM2- shift motor；T03- gear shifting actuating mechanism；T04- electricity
Machine transmission shaft oil sealing；T05- parking ratchet wheel；T06- input shaft first gear；T07- input shaft second gear；T08- input shaft
Rear bearing；T09- output shaft first gear；T10- synchronous gear sleeve；T11- output shaft second gear；T12- rear bearing, output shaft；
T13- output shaft master subtracts gear；T14- output shaft；T15- front bearing, output shaft；T16- differential mechanism fore bearing；T17- differential carrier
Body；T18- differential mechanism rear bearing；T19- differential mechanism gear ring；T20- two-gear transmission back casing；PM1- driving motor position and temperature
Spend signal；PT1- two-gear transmission tach signal；PT2- control device controls signal；PT-3 gear shifting actuating mechanism control letter
Number.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in figures 1 to 6, the utility model is a kind of two gear electric drive assembly of electric car integration, is suitable for pure electric vehicle
Automobile, hybrid vehicle and fuel cell car.
The utility model is collectively constituted by driving motor M, two-gear transmission T and electric drive assembly controller P.Two gear
Speed changer T is located at the output end of driving motor M, is fixedly connected with driving motor M.The electric drive assembly controller P, which is located at, to be driven
The top of dynamic motor M and two-gear transmission T, are fixedly connected with driving motor M and two-gear transmission T.
The driving motor M includes driving motor stator M01, motor transmission axis MTS, driving motor bearing M02, driving
Electric machine casing M03.
The motor transmission axis MTS is fixedly connected with driving motor bearing M02.The driving motor shell M03 and electricity
Drive assembly shares shell T01 and is fixedly connected.The driving motor bearing M02 is mounted on driving motor shell M03.
The driving motor M is direct-drive motor or AC driven motor, and the motor transmission axis MTS adds for machine
Part, material are steel alloy, and shape is solid shafting or hollow shaft, the driving motor stator M01 be circular coil winding, flat wire around
Group or magnet, the driving motor bearing M02 be rolling bearing, the driving motor shell M03 be cast member or 3D printing part,
Material is cast iron, aluminium alloy or magnesium alloy.
The two-gear transmission T include electric drive assembly share shell T01, parking motor TM1, control device T02,
Shift motor TM2, gear shifting actuating mechanism T03, input axle assembly TS1, export axle assembly TS2, differential assembly TS3, two gears become
Fast device back casing T20 is collectively constituted.
It is that driving motor M, two-gear transmission T and electric drive assembly controller P are total that the electric drive assembly, which shares shell T01,
Use shell.The export axle assembly TS2, differential assembly TS3 are fixedly mounted on electric drive assembly common enclosure by rolling bearing
On body T01, the electric drive assembly shares shell T01 and passes through fastening bolt and driving motor shell M03, two-gear transmission rear shell
Body T20, electric drive assembly controller shell P02 are fixedly connected.
It is cast member or 3D printing part that the electric drive assembly, which shares shell T01, and material is that cast iron, aluminium alloy or magnalium close
Gold.
The parking motor TM1 is fixedly connected with control device T02, and parking motor TM1 passes through fastening bolt and electricity
Drive assembly shares shell T01 or two-gear transmission back casing T20 and is fixedly connected.The control device T02 passes through parking
Locking and the abjection of parking ratchet wheel T05 is realized in the input of motor TM1 power.
The shift motor TM2 is fixedly connected with gear shifting actuating mechanism T03, and shift motor TM2 passes through fastening bolt and electricity
Drive assembly shares shell T01 or two-gear transmission back casing T20 and is fixedly connected.The gear shifting actuating mechanism T02 passes through shift
Being linked into and deviating from for synchronous gear sleeve T10 is realized in the input of motor TM2 power.
The parking motor TM1 and shift motor TM2 be direct current generator or alternating current generator, can be with the electric drive assembly control
Device P processed is communicated by electric signal.
The input axle assembly TS1 include motor transmission axis MTS, motor transmission shafting oil envelope T04, parking ratchet wheel T05,
Input shaft first gear T06, input shaft second gear T07, rear bearing, input shaft T08.The parking ratchet wheel T05 inner ring passes through flower
Key is fixedly connected with motor transmission axis MTS；It is fixedly connected outside parking ratchet wheel T05 with control device T02, and then by staying
Vehicle executing agency T02 execution movement is realized and the locking of control device T02 or abjection.The motor transmission axis MTS packet
The T06 of first gear containing input shaft and input shaft second gear T07, and be processed as one.The motor transmission axis MTS rear axle
Shoulder is fixedly connected with rear bearing, input shaft T08 inner ring.The rear bearing, input shaft T08 inner ring is fixed with motor transmission axis MTS
Connection, the outer ring rear bearing, input shaft T08 is fixedly mounted on two-gear transmission back casing T20.
The input shaft first gear T06 and input shaft second gear T07 is that machine adds part, and material is steel alloy, and shape is
Straight spur gear or helical gears.The parking ratchet wheel T05 is that machine adds part, and material is steel alloy, and shape is straight-tooth circle
Stud wheel.The motor transmission shafting oil envelope T04 is rubber parts, and rear bearing, input shaft T08 is rolling bearing.
The export axle assembly TS2 include output shaft first gear T09, synchronous gear sleeve T10, output shaft second gear T11,
Rear bearing, output shaft T12, output shaft master subtract gear T13, output shaft T14, front bearing, output shaft T15.The output shaft one keeps off tooth
T09 inner ring is taken turns through needle bearing empty set on output shaft T14, outer gear is engaged with input shaft first gear T06.It is described defeated
Shaft second gear T11 inner ring passes through needle bearing empty set on output shaft T14, outer gear and input shaft second gear T07
Engagement.The synchronous gear sleeve T10 inner ring is fixedly connected by spline with synchronous gear hub, and then is fixedly connected with output shaft T14；Together
Step tooth set T10 outside is fixedly connected with gear shifting actuating mechanism T03, and then by gear shifting actuating mechanism T03 execution movement realization with it is defeated
The engagement or abjection of shaft first gear T09 and output shaft second gear T11.The output shaft T14 includes that output shaft master subtracts tooth
T13 is taken turns, and is processed as one.The output shaft T14 front end shaft shoulder is fixedly connected with front bearing, output shaft T15 inner ring, exports shaft rear end
The shaft shoulder is fixedly connected with rear bearing, output shaft T12 inner ring.In the front bearing, output shaft T15 inner ring and rear bearing, output shaft T12
Circle is fixedly connected with output shaft T14 respectively, and peace is fixed in the outer ring front bearing, output shaft T15 and the outer ring rear bearing, output shaft T12 respectively
It is shared on shell T01 and two-gear transmission back casing T20 mounted in electric drive assembly.
The output shaft T14 is that machine adds part, and material is steel alloy, and shape is solid shafting or hollow shaft.The output shaft one
Gear gear T09, output shaft second gear T11, output shaft master subtract gear T13 and add part for machine, and material is steel alloy, and shape is straight-tooth
Roller gear or helical gears.The synchronous gear sleeve T10 is that machine adds part, and material is steel alloy, and shape is hollow cylinder knot
Structure.The front bearing, output shaft T15, rear bearing, output shaft T12 are rolling bearing.
The differential assembly TS3 includes differential mechanism fore bearing T16, differential casing T17, differential mechanism rear bearing T18, difference
Fast device gear ring T19 is collectively constituted.The differential mechanism gear ring T19 is fixedly connected by fastening bolt with differential casing T17, external
Gear subtracts gear T13 with output shaft master and engages.The differential casing T17 front end shaft shoulder and differential mechanism fore bearing T16 inner ring are solid
Fixed connection, the differential casing T17 rear end shaft shoulder are fixedly connected with differential mechanism rear bearing T18 inner ring, flat among differential casing T17
Face is fixedly connected with differential mechanism gear ring T19 by fastening bolt.The differential mechanism fore bearing T16 inner ring and differential mechanism rear bearing
T18 inner ring is fixedly connected with differential casing T17 respectively, the differential mechanism outer ring fore bearing T16 and the differential mechanism outer ring rear bearing T18 point
It is not fixedly mounted on two-gear transmission back casing T20.
The differential casing T17 is that machine adds part, and material is steel alloy, and shape is hollow special-shaped axis.The differential mechanism tooth
Circle T19 is that machine adds part, and material is steel alloy, and shape is straight spur gear or helical gears.The differential mechanism fore bearing
T16, differential mechanism rear bearing T18 are rolling bearing.
The electric drive assembly controller P includes electric drive assembly controller circuit board P01 and electric drive assembly controller
Shell P02.The electric drive assembly controller circuit board P01 encapsulation is fixed on inside electric drive assembly controller shell P02.Institute
It states electric drive assembly controller circuit board P01 driving motor M, parking motor TM1 and shift motor TM2 are communicated and controlled
System.The electric drive assembly controller shell P02 shares shell T01 with electric drive assembly by fastening bolt and is fixedly connected.
The electric drive assembly controller circuit board P01 is main to become letter comprising rotation using embeded processor as control core
Number decoder module, IGBT drive module, shift motor drive module and parking motor drive module.The electric drive assembly control
Device circuit board P01 controls driving motor position and temperature signal PM1, two-gear transmission tach signal PT1, control device
Signal PT2 and gear shifting actuating mechanism control signal PT3 carry out signal acquisition and calculation process.
Transmission scheme involved in the utility model is by controlling the gear shifting actuating mechanism T03 and control device
T02 realizes that the engagement or abjection of synchronous gear sleeve T10 and output shaft first gear T09 and output shaft second gear T11, realization are stayed
The locking of vehicle executing agency T02 and parking ratchet wheel T05 or abjection, and then realize a gear driving, second gear driving and parking lock
Function.
The power transmission line of one gear forward drive is as shown in Figure 4.The electric drive assembly in a gear job, hold by parking
Row mechanism T02 and parking ratchet wheel T05 are in abjection state, and synchronous gear sleeve T10 is by output shaft first gear T09 and output shaft T14
It is linked together.Power transmission line by motor transmission axis MTS through input shaft first gear T06, output shaft first gear T09,
Output shaft T14, output shaft master subtract gear T13, differential assembly TS3 and carry out power output to vehicle.One gear reverse-drive is moved
Power transfer route is consistent with a gear power transmission line for forward drive, and motor transmission axis MTS reversion is only needed to be realized.
The power transmission line of second gear forward drive is as shown in Figure 5.The electric drive assembly when second gear works, hold by parking
Row mechanism T02 and parking ratchet wheel T05 are in abjection state, and synchronous gear sleeve T10 is by output shaft second gear T11 and output shaft T14
It is linked together.Power transmission line by motor transmission axis MTS through input shaft second gear T07, output shaft second gear T11,
Output shaft T14, output shaft master subtract gear T13, differential assembly TS3 and carry out power output to vehicle.
The power transmission line of parking lock is as shown in Figure 6.When parking keeps off work, parking executes the electric drive assembly
Mechanism T02 and parking ratchet wheel T05 is in lockup state, and synchronous gear sleeve T10 connects output shaft first gear T09 and output shaft T14
It is integrated.Power transmission line is by motor transmission axis MTS through parking ratchet wheel T05, input shaft first gear T06, output shaft one
Gear gear T09, output shaft T14, output shaft master subtract gear T13, differential assembly TS3 and apply parking power to vehicle, realize parking.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of integrated two gears electric drive assembly, it is characterised in that: including driving motor, two-gear transmission and electric drive assembly
Controller；The two-gear transmission is located at the output end of driving motor, is fixedly connected with driving motor；The electric drive assembly control
Device processed is located at the top of driving motor and two-gear transmission, is fixedly connected with driving motor and two-gear transmission.
2. a kind of integrated two gears electric drive assembly according to claim 1, it is characterised in that: the driving motor includes
Driving motor stator, motor transmission axis, driving motor bearing, driving motor shell；
The motor transmission axis is fixedly connected with driving motor bearing；The driving motor shell and electric drive assembly common enclosure
Body is fixedly connected；The driving motor bearing is mounted on driving motor shell.
3. a kind of integrated two gears electric drive assembly according to claim 2, it is characterised in that: the two-gear transmission packet
Include electric drive assembly share shell, parking motor, control device, shift motor, gear shifting actuating mechanism, input axle assembly,
Export axle assembly, differential assembly, two-gear transmission back casing；
It is that driving motor, two-gear transmission and electric drive assembly controller share shell that the electric drive assembly, which shares shell,；
The export axle assembly, differential assembly are fixedly mounted on electric drive assembly by rolling bearing and share on shell, described
Electric drive assembly shares shell and is controlled by fastening bolt and driving motor shell, two-gear transmission back casing, electric drive assembly
Device shell is fixedly connected；
The parking motor is fixedly connected with control device, and parking motor passes through fastening bolt and electric drive assembly common enclosure
Body or two-gear transmission back casing are fixedly connected；
The shift motor is fixedly connected with gear shifting actuating mechanism, and shift motor passes through fastening bolt and electric drive assembly common enclosure
Body or two-gear transmission back casing are fixedly connected；
The parking motor and shift motor are communicated with the electric drive assembly controller by electric signal.
4. a kind of integrated two gears electric drive assembly according to claim 3, it is characterised in that: the input axle assembly packet
Include motor transmission axis, motor transmission shafting oil envelope, parking ratchet wheel, input shaft first gear, input shaft second gear, input shaft
Rear bearing；The parking ratchet wheel inner ring is fixedly connected by spline with motor transmission axis；It is executed outside parking ratchet wheel with parking
Mechanism is fixedly connected；The motor transmission axis includes input shaft first gear and input shaft second gear, and is processed as one；
The motor transmission shaft rear end shaft shoulder is fixedly connected with rear bearing, input shaft inner ring；The rear bearing, input shaft inner ring and motor
Transmission shaft is fixedly connected, and rear bearing, input shaft outer ring is fixedly mounted on two-gear transmission back casing.
5. a kind of integrated two gears electric drive assembly according to claim 3, it is characterised in that: the export axle assembly packet
Include output shaft first gear, synchronous gear sleeve, output shaft second gear, rear bearing, output shaft, output shaft master subtract gear, output shaft,
Front bearing, output shaft；The output shaft first gear inner ring is set on the output shaft by needle bearing sky, outer gear and input
The engagement of axis first gear；The output shaft second gear inner ring is set on the output shaft by needle bearing sky, outer gear with it is defeated
Enter the engagement of axis second gear；The synchronous gear sleeve inner ring is fixedly connected by spline with synchronous gear hub, and then is fixed with output shaft
Connection；It is fixedly connected outside synchronous gear sleeve with gear shifting actuating mechanism；The output shaft includes that output shaft master subtracts gear, and is processed as
One；The output shaft front end shaft shoulder is fixedly connected with front bearing, output shaft inner ring, in the output shaft rear end shaft shoulder and rear bearing, output shaft
Circle is fixedly connected；The front bearing, output shaft inner ring and rear bearing, output shaft inner ring are fixedly connected with output shaft respectively, output shaft
Front axle bearing outer-ring and rear bearing, output shaft outer ring are respectively and fixedly installed to electric drive assembly and share shell and two-gear transmission rear shell
On body.
6. a kind of integrated two gears electric drive assembly according to claim 3, it is characterised in that: the differential assembly packet
Include differential mechanism fore bearing, differential casing, differential mechanism rear bearing, differential mechanism gear ring；The differential mechanism gear ring passes through fastening bolt
It is fixedly connected with differential casing, outer gear subtracts gear with output shaft master and engages；The differential casing front end shaft shoulder and poor
Fast device fore bearing inner ring is fixedly connected, and the differential casing rear end shaft shoulder is fixedly connected with differential mechanism rear bearing inner ring, differential carrier
Body mid-plane is fixedly connected with differential mechanism gear ring by fastening bolt；The differential mechanism fore bearing inner ring and differential mechanism rear bearing
Inner ring is fixedly connected with differential casing respectively, and differential mechanism front axle bearing outer-ring and differential mechanism rear axle bearing outer-ring are respectively and fixedly installed to
Electric drive assembly shares on shell and two-gear transmission back casing.
7. a kind of integrated two gears electric drive assembly according to claim 3, it is characterised in that: the electric drive assembly control
Device processed includes electric drive assembly controller circuit board and electric drive assembly controller shell；The electric drive assembly controller circuit
Electric drive assembly controller enclosure interior is fixed in plate encapsulation；The electric drive assembly controller circuit board to driving motor, stay
Vehicle motor and shift motor are communicated and are controlled；The electric drive assembly controller shell is total by fastening bolt and electric drive
It is fixedly connected at shared shell.
8. a kind of integrated two gears electric drive assembly according to claim 7, it is characterised in that: the electric drive assembly control
Device circuit board processed is using embeded processor as control core；The electric drive assembly controller circuit board to driving motor position and
Temperature signal, two-gear transmission tach signal, control device control signal and gear shifting actuating mechanism control signal carry out letter
Number acquisition and processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920123448.0U CN209683448U (en) | 2019-01-24 | 2019-01-24 | A kind of integrated two gears electric drive assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920123448.0U CN209683448U (en) | 2019-01-24 | 2019-01-24 | A kind of integrated two gears electric drive assembly |
Publications (1)
| Publication Number | Publication Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572417A (en) * | 2019-01-24 | 2019-04-05 | 中汽研（天津）汽车工程研究院有限公司 | A kind of integrated two gears electric drive assembly |
| CN111043302A (en) * | 2019-12-18 | 2020-04-21 | 汉腾汽车有限公司 | Two-gear speed reducer electric drive variable speed gear shifting system |
-
2019
- 2019-01-24 CN CN201920123448.0U patent/CN209683448U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572417A (en) * | 2019-01-24 | 2019-04-05 | 中汽研（天津）汽车工程研究院有限公司 | A kind of integrated two gears electric drive assembly |
| CN109572417B (en) * | 2019-01-24 | 2024-06-25 | 中汽研（天津）汽车工程研究院有限公司 | Integrated two-gear electric drive assembly |
| CN111043302A (en) * | 2019-12-18 | 2020-04-21 | 汉腾汽车有限公司 | Two-gear speed reducer electric drive variable speed gear shifting system |
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