CN206429620U - A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two - Google Patents
A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two Download PDFInfo
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- CN206429620U CN206429620U CN201720087711.6U CN201720087711U CN206429620U CN 206429620 U CN206429620 U CN 206429620U CN 201720087711 U CN201720087711 U CN 201720087711U CN 206429620 U CN206429620 U CN 206429620U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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Abstract
The utility model discloses a kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two.The speed changer is integrated with ISG motors and motor, engine can drive ISG electric power generations to produce electrical power storage and be powered in battery or directly to motor when starting, and by the assembly of wet clutch one power coupling of the power of engine and motor can be driven into automobile jointly.The speed changer has two gears, respectively top gear and bottom gear, it can select to engage by the assembly of wet clutch two, speed changer is adapted for mount on the automobile of preposition forerunner, compact conformation, so as to eliminate the space of individually arrangement motor, space availability ratio is greatly improved, the economy and dynamic property of whole dynamic coupling device are improved to a certain extent so that power access is more steady, shift shock is small, and reliability is high.
Description
Technical field
The utility model is related to new-energy automobile field, specifically, is related specifically to a kind of using two gear wet type clutches
The plug-in hybrid-power automobile speed changer of device.
Background technology
Increasingly sharp with energy availability and demand contradiction, ecological environment constantly deteriorates, and people, which come to realise, to be on the increase
Automobile quantity triggering serious human survival problem.Global warming, atmosphere pollution, lack of energy is primarily closed as people
The problem of note.Therefore, to solve above contradiction, alleviating energy crisis, people are more directed to developing high-efficiency cleaning and safety
Means of transport, it is traffic work in the future to substitute conventional internal combustion rolling stock that then new-energy automobile is typically proposed
Tool.New-energy automobile mainly includes pure electric automobile, fuel cell car and hybrid vehicle.Compared to pure electric automobile and
Fuel cell car, hybrid vehicle, which is technically realized, to be more prone to, and has orthodox car continual mileage length, technology concurrently
Environmental protection, the power savings advantages of reliable and new-energy automobile, hybrid vehicle is considered as the new energy most geared to actual circumstances at this stage
Automobile scheme.
The hybrid vehicle difference maximum with orthodox car is that it has two or more power output sources, and
Each power source is combined by dynamic coupling system, the power distribution between each power source is realized, made each dynamic
Power source is all operated in best effort interval, so as to lift the efficiency of vehicle, reaches the purpose of energy-saving and emission-reduction.Existing mixing is dynamic
Power automobile has engine driving part and motor drive part simultaneously, and drive system structure is complicated, and space-consuming is larger.
Because motor is usually placed between engine and speed changer so that axial dimension increases, arrangement is more difficult,
Simultaneously again because the limitation of axial dimension also make it that the size of motor is smaller, driving power is limited.Furthermore, common mixing
Power vehicle dynamic coupling device is usually a fixed speed ratio gear drive, and transmission speed ratio is single, it is impossible to fully meet economical
The requirement of property and dynamic property.
Utility model content
The utility model has designed and developed a kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two,
Shaft space connection and reasonable arrangement in speed changer, compact conformation.
Another technical purpose of the present utility model, by rationally setting clutch and arrangement of gears, forms reasonable gear
Drive automobile, good dynamic property.
The utility model provide technical scheme be：
A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two, including：
Case of transmission；
Engine input shaft, it is rotatably supported on the case of transmission, the rotation for receiving engine offer
Power；
First driving gear, its is rotatable to be set on the engine input shaft, relative to the engine input shaft
It is freely rotatable；
First clutch, it is fixedly connected with the engine input shaft, and optionally connects the first driving gear,
Engage or separate with the first driving gear for making engine input shaft；
Driving motor output shaft, it is rotatably supported on the case of transmission, and it is used to receive motor offer
Rotary power；
Transmission input shaft, it is rotatably supported on the case of transmission, and it connects the drive by transmission mechanism
Dynamic motor output shaft, and can be rotated under driving motor output shaft drive；
Free gear, it includes the top gear gear and bottom gear gear that rotation is set on the transmission input shaft,
The free gear can be rotated freely relative to the transmission input shaft；
Second clutch, it is fixedly connected with the transmission input shaft, is arranged on the top gear gear and bottom gear tooth
Between wheel, and optionally engage the top gear gear and the bottom gear gear；
Transmission output shaft, it is rotatably supported on the speed changer, by the first driven gear for being fixed thereon with
The first driving gear engagement, the transmission output shaft can rotate under engine input shaft drive；
Wherein, the transmission output shaft and transmission input shaft are arranged on the oblique upper two of the engine input shaft
Side, three is triangularly arranged.
Preferably, in addition to ISG motors, it is arranged on the side of the housing central section, the output of the ISG motors
Axle can receive the rotary power of engine input shaft.
Preferably, the output shaft of the ISG motors is arranged on the engine input shaft side；
The transmission output shaft is arranged on the engine input shaft opposite side；The engine input shaft is arranged on institute
State above transmission input shaft side；The motor input shaft is arranged on above the transmission input shaft opposite side.
Preferably, the transmission mechanism includes：
Speed reducing gear pair, it include deceleration driving gear, idle pulley and and reduction driven gear, the deceleration driving gear can
What is rotated is set in the driving motor output shaft；
Jackshaft, it is rotatably supported on the case of transmission, and the idle pulley is rotatable to be set in the centre
On axle, the reduction driven gear is rotatable to be set on the transmission input shaft.
Preferably, in addition to：
Main reducing gear driven gear, it is engaged with the transmission output shaft；
Differential assembly, it is fixedly installed on the main reducing gear driven gear wheel disc.
Preferably, the output shaft of the differential assembly is arranged on below the transmission output shaft.
Preferably, the first clutch and the second clutch are wet clutch.
Preferably, hydraulic pressure oil duct is provided with the engine input shaft, it includes：
Hydraulic oil interface, the hydraulic oil interface is arranged in the transmission case body, above the engine input shaft；
Hydraulic oil first outlet, it is arranged on below the first clutch, and connects the first clutch.
Preferably, the first clutch housing is fixedly installed on transmitter input shaft by spline, and described first
Clutch includes：
Multiple rotating plates, it is fixed on the first clutch housing；
Connector, it can be rotatably set in the first clutch housing；
Driven disc, it, which is fixed on, is arranged on the connector, and the driven disc and the rotating plate are spaced, described
Driven disc connects first driving gear.
Preferably, second clutch housing is fixedly installed on transmission input shaft by spline, second clutch
Device includes：
Left rotating plate, it is fixed on the second clutch housing；
Left connector, it can be rotatably set in the second clutch housing；
Left driven disc, it, which is fixed on, is arranged on the left connector, the left driven disc and the left rotating plate interval
Arrangement, the left driven disc connects the bottom gear gear.
Right rotating plate, it is fixed on the second clutch housing；
Right connector, it is rotatably arranged in the second clutch housing；
Central partition plate, it is rotatably attached the second clutch housing, is arranged on the left connector and the right side
Between connector.
The beneficial effects of the utility model
1st, a kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two described in the utility model, with
Conventional gears speed changer is different, but ISG motors and motor are integrated in inside speed changer, so as to eliminate independent arrangement
The space of motor, greatly improves space availability ratio.
2nd, a kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two described in the utility model, tool
There are two gears of top gear and bottom gear, compared with a common gear formula gear drive dynamic coupling device, to a certain extent
Improve the economy and dynamic property of whole dynamic coupling device.
3rd, a kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two described in the utility model, is adopted
Accessed the power of engine with the mode of the multiple friction plate sliding wears compressions of wet clutch and changed gear so that power is accessed
More steady, shift shock is small, and reliability is high.
Brief description of the drawings
Fig. 1 is a kind of plug-in hybrid-power automobile clutch that wet clutch is kept off using two described in the utility model
The top view of speed changer.
Fig. 2 is a kind of plug-in hybrid-power automobile clutch that wet clutch is kept off using two described in the utility model
The A-A sectional views of speed changer.
Fig. 3 is a kind of plug-in hybrid-power automobile clutch that wet clutch is kept off using two described in the utility model
The B-B sectional views of speed changer.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
Below in conjunction with the accompanying drawings to being explained in detail herein：It should be noted that the utility model provide use two keep off it is wet
The left shell and left end cap of the plug-in hybrid-power automobile clutch speed-changer of formula clutch refer to filling for Fig. 2 speed changers
Case of transmission left-hand component in figure, is equal to the right-hand component in Fig. 3 speed changer installation diagrams；The right shell body of speed changer and the right side
End cap refers to, for case of transmission right-hand component in Fig. 2 speed changer installation diagrams, being equal to the left side in Fig. 3 speed changer installation diagrams
Part.
As shown in Figure 1-2, speed changer left shell 4 and right shell body 38 are connected by 16 bolts 1, ISG motors 20
It is fixed on by six screws 2 on speed changer left shell 4, left end cap 52 is fixed on speed changer left shell 4 by ten screws 3
On.The wherein axis of driving motor output shaft 49 is at a of position, and the axis of jackshaft 58 is at the b of position, transmission input shaft 65
Axis at the c of position, the axis of ISG motor output shafts 21 at the d of position, the axis of engine input shaft 31 at the e of position,
The axis of transmission output shaft 33 is at the f of position, and the axis of differential assembly 37 is at the g of position.Wherein engine input shaft 31
Axis e, the axis f of transmission output shaft 33 and the axis c of transmission input shaft 65, the axis of three are in the shape of the letter V arrangement in space.
As shown in Fig. 2 a kind of plug-in hybrid-power automobile that wet clutch is kept off using two described in the utility model
The A-A sectional views of clutch speed-changer are as shown in the figure.The output of ISG motors 20 passes through internal spline and the left end of ISG motors input shaft 21
External splines coordinate, the base of ISG motors 20 is fixed on speed changer left shell 4 by screw 2.ISG electric machine speed regulation gears
Secondary driven gear 25 is circumferentially located on ISG motor output shafts by flat key, and the gear carries out axle by the shaft shoulder and sleeve 23
To positioning, the ISG motor output shafts 21 are installed by a pair of angular contact ball bearings 22 and are supported on speed changer right shell body 38 and the right side
On end cap 26.ISG electric machine speed regulation gear pairs driving gear 27 is circumferentially located on engine input shaft 31 by spline, and is utilized
The shaft shoulder and sleeve 30 carry out axially position.Driving engine gear pair driving gear 32 is existed by two pairs of empty sets of needle bearing 29
On engine input shaft 31, can independently it be rotated relative to engine input shaft, the driving engine gear pair driving gear 32
By a pair of axially positions of thrust bearing 28, the assembly 19 of wet clutch one is circumferentially located in engine input shaft 31 by spline
On, axially through thrust bearing 28, sleeve 16 and snap ring 15 are positioned.The assembly 19 of wet clutch one can be compressed by platen 17
Multiple friction plates 18 are connected with driving engine gear pair driving gear 32, the gear is total to the assembly of wet clutch one
With rotation.The engine input shaft 31 is installed by a pair of angular contact ball bearings 13 and is supported on speed changer left shell 4 and right-hand member
On lid 26.Engine can coordinate transmission torque by the external splines of internal spline and the right-hand member of the engine input shaft 31.Start
The pressure that machine input shaft inner hub location has hydraulic oil in hydraulic pressure oil duct as shown by dashed lines, increase hydraulic pressure oil duct can drive
Platen 17 in wet clutch one is acted, pressing friction piece 18 so that clutch is engaged, by the incoming speed change of the power of engine
Being disposed with device output shaft 33, speed changer right shell body 38 on the inside of hydraulic oil pipeline interface a, interface a has internal thread, hydraulic oil
Pipe can be connected with to the hydraulic pressure oil duct oiling in engine input shaft by the external screw thread of the mouth of pipe with interface a internal thread.Hair
Motivation driving gear pair driven gear 35 is circumferentially located on transmission output shaft 33 by spline, the gear using the shaft shoulder and
Sleeve 34 carries out axially position.Transmission output shaft 33 is actually a gear shaft, and main reducing gear driving gear becomes with described
Fast device output shaft 33 becomes one.Bottom gear driven gear 8 is circumferentially located on transmission output shaft 33 by flat key, and
Axially position is carried out using the shaft shoulder and back-up ring 12.Top gear driven gear 9 is circumferentially located in transmission output shaft 33 by flat key
On, and carry out axially position using the shaft shoulder and sleeve 10.The transmission output shaft 33 is pacified by a pair of angular contact ball bearings 11
Dress is supported on speed changer left shell 4 and speed changer right shell body 38.Differential assembly 37 is fixedly connected on master by 6 bolts 36
On the wheel disc of retarder driven gearwheel 5, it is left that the differential assembly 36 is supported on speed changer by a pair of taper roll bearings 7
Bearing is installed on housing 4 and right shell body 38, on the outside of taper roll bearing and tightens nut 6 to adjust cone axis roller bearing
Preload.Speed changer left shell 4 is fixedly connected with right shell body 38 by 16 bolts 1, and right end cap 26 passes through 10 screws 24
It is fixed on speed changer right shell body 38.
As shown in figure 3, a kind of plug-in hybrid-power automobile that wet clutch is kept off using two described in the utility model
The B-B sectional views of clutch speed-changer are as shown in the figure.The output end of motor 48 passes through internal spline and driving motor output shaft 49
The external splines of left end coordinates, and the base of motor 48 is fixed on 38 on speed changer right shell body by screw 47.Motor
Speed reducing gear pair driving gear 53 is circumferentially located in driving motor output shaft 49 by flat key 54, and the gear passes through the shaft shoulder
Axially position is carried out with sleeve 51, it is left that the driving motor output shaft 49 is arranged on speed changer by a pair of angular contact ball bearings 50
On housing 4 and left end cap 52.Motor speed reducing gear pair idle pulley 55 is axially positioned on jackshaft 58 by flat key, and profit
Axially position is carried out with the shaft shoulder and back-up ring 56, the jackshaft 58 is installed by a pair of angular contact ball bearings 57 and is supported on speed changer
On left shell 4 and left end cap 52.Motor speed reducing gear pair driven gear 61 is circumferentially located in speed changer by flat key and inputted
On axle 65, and axially position is carried out by the shaft shoulder and sleeve 64.Top gear gear pair driving gear 66 passes through two pairs of needle bearings
63 empty sets can independently be rotated, the top gear gear pair master on the transmission input shaft 65 relative to transmission input shaft
Moving gear 66 carries out axially position using a pair of thrust bearings 62.Bottom gear gear pair driving gear 43 passes through two pairs of needle bearings
39 empty sets can independently be rotated, the bottom gear gear pair master on the transmission input shaft 65 relative to transmission input shaft
Moving gear 43 carries out axially position using a pair of thrust bearings 42 and sleeve 40.The assembly 46 of wet clutch two is by spline with becoming
Fast device input shaft 65 is circumferentially positioned, and carries out axially position by thrust bearing 42 and thrust bearing 62.Wet clutch two is total
Platen 45 and multiple friction plates 44 are disposed with into 46 bottom gear sides, top gear side is disposed with platen 59 and multiple friction plates 60, led to
The platen for crossing certain side in control both sides produces the friction plate that thrust compresses correspondence side, optionally makes top gear gear pair
Driving gear 66 or bottom gear gear pair driving gear 43 are rotated jointly with the assembly 46 of clutch two using frictional force, and transmission is driven
The power of dynamic motor.The transmission input shaft 65 is arranged on the He of speed changer right shell body 38 by a pair of angular contact ball bearings 41
On left end cap 52.There are two hydraulic pressure oil ducts shown in dotted line inside transmission input shaft 65, two hydraulic pressure oil ducts control wet respectively
The engagement of formula clutch two and top gear or bottom gear, increase the pressure of hydraulic oil in certain hydraulic pressure oil duct can drive wet type from
Side platen action in clutch two, pressing friction piece so that correspondence side clutch engagement, motor access top gear or
Bottom gear.Being disposed with speed changer left shell on the inside of hydraulic oil pipeline interface b, c, interface b and c has internal thread, top gear hydraulic pressure
Oil pipe is connected with to corresponding top gear hydraulic pressure in motor input shaft by the external screw thread of the mouth of pipe with interface b internal thread
Oil duct oiling, bottom gear hydraulic oil pipe is connected to be inputted to motor by the external screw thread of the mouth of pipe with interface c internal thread
Corresponding bottom gear hydraulic pressure oil duct oiling in axle.Speed changer left end cap 52 is fixed on speed changer left shell 4 by 10 screws 3
On.
Wherein, engine input shaft 31, it is rotatably supported on case of transmission, the rotation for receiving engine offer
Rotatory force；First driving gear is driving engine gear pair driving gear 32, rotatable to be set in engine input shaft 31
On, it is freely rotatable relative to engine input shaft 31；
First clutch is the assembly 19 of wet clutch one, and it is fixedly connected, engine input shaft 31, and may be selected
Property the driving gear of connection first, for making engine input shaft 31 and the first driving gear engage or separate；Motor is defeated
Shaft 49, it is rotatably supported on case of transmission, and it is used for the rotary power for receiving the offer of motor 48；Speed changer is defeated
Enter axle 65, it is rotatably supported at, on case of transmission, it connects driving motor output shaft 49 by transmission mechanism, and can
Rotated under the drive of driving motor output shaft 49；Free gear, it includes the high speed that rotation is set on transmission input shaft 65
Gear and bottom gear gear are kept off, wherein, top gear gear is top gear gear pair driving gear 66, and bottom gear gear is as low
Speed gear gear pair driving gear 43, free gear can be rotated freely relative to transmission input shaft 65；Second clutch is
Wet clutch assembly 46, it is fixedly connected, transmission input shaft 65, be arranged on the top gear gear and bottom gear gear it
Between, and optionally engagement top gear gear and bottom gear gear；Transmission output shaft 33, it is rotatably supported at speed change
On device housing, engaged by the first driven gear being fixed thereon with first driving gear, transmission output shaft 33 can
Rotated under the drive of engine input shaft 31, the first driven gear is driving engine gear pair driven gear 35；
As a preferred embodiment, the first clutch and the second clutch are wet clutch.Hydraulic oil interface, institute
State hydraulic oil interface to be arranged in the transmission case body, above the engine input shaft；
Hydraulic oil first outlet a, is arranged on below first clutch, and connect first clutch, first clutch housing
It is fixedly installed on by spline on transmitter input shaft 31, first clutch includes：Multiple rotating plates, it is fixed on the first clutch
On device housing；Connector, it can be rotatably set in first clutch housing；Driven disc, it, which is fixed on, is arranged on connector
On, driven disc and rotating plate are spaced, and driven disc connects the first driving gear.Second clutch housing is fixed by spline and set
Put on transmission input shaft, second clutch includes：Left rotating plate, it is fixed on second clutch housing；Left connector,
It can be rotatably set in second clutch housing；Left driven disc, it, which is fixed on, is arranged on left connector, left driven disc and
Left rotating plate is spaced, left driven disc connection bottom gear gear, right rotating plate, and it is fixed on the second clutch housing
On；Right connector, it is rotatably arranged in second clutch housing；Central partition plate, it is rotatably attached the second clutch
Device housing, is arranged on left connector and has between connector.
Implement by using two keep off wet clutches plug-in hybrid-power automobile speed changers the course of work exemplified by do into
One step explanation：
A kind of plug-in hybrid-power automobile speed changers using two gear wet clutches described in the utility model can be real
Which mode of operation is existing a variety of theoretical work patterns, specifically take depend on vehicle driving cycle, power system parameter, Yi Jixuan
Energy management strategies.
A kind of plug-in hybrid-power automobile speed changers using two gear wet clutches described in the utility model can be real
Existing theoretical work pattern is as follows：
When automobile runs at a low speed operating mode in being in, vehicle demand power is smaller, engine can according to specific operating mode start or
Close, ISG electric power generations are driven when the engine is started or power are provided for automobile.
When vehicle start accelerating mode, engine is in inefficient maximum discharge operation interval, and fuel consumption is high, economical
Property extreme difference, therefore now engine is inoperative, speed changer access bottom gear, and automobile has directly driven walking by motor 48
Sail.Now, the platen 17 in the hydraulic oil pressure release in the fluid pressure line being connected in Fig. 2 with interface a, the assembly 19 of wet clutch one
There is no the friction plate 18 in the pressure of hydraulic oil, therefore the assembly 19 of wet clutch one not to be compacted, it is impossible to transmit torque, wet type
The assembly 19 of clutch one is not connected with driving engine gear pair driving gear 32.In the fluid pressure line being connected in Fig. 3 with interface b
Hydraulic oil pressure release, the hydraulic oil supercharging in the fluid pressure line being connected with interface c, the top gear in the assembly 46 of wet clutch two
Pressure of the side pressure disk 59 without hydraulic oil, and bottom gear side pressure disk 45 is made by friction plate 44 on the left of the pressure compaction of hydraulic oil
Obtain the assembly 46 of wet clutch two with bottom gear gear pair driving gear 43 to be connected, the torque that can send motor is passed
It is delivered on bottom gear gear pair driving gear 43, and is subtracted by bottom gear gear pair driven gear 8, transmission output shaft 33, master
Fast device gear pair, differential assembly 37 etc. are delivered to automobile axle shaft, drive running car.
When automobile is in middle low speed urgency accelerating mode, automobile needs bigger power, and engine is started, engine and drive
Dynamic motor drives running car jointly.Now, first engine is driven to start by ISG motors, and by engine governed speed to current urgency
Rotating speed required for accelerating mode, the rotating speed required for motor speed governing to current anxious accelerating mode, so as to engine and change
Fast device output rotating speed is rapid synchronously, avoid impact while output torque is added, while the hydraulic pressure being connected in Fig. 2 with interface a
The pressing friction piece 18 of platen 17 in hydraulic oil supercharging in pipeline, the assembly 19 of wet clutch one, makes wet clutch one total
Engaged into driving engine gear pair driving gear 32, subsequent ISG motors are servo-actuated without torque idle running, and the torque of engine is only passed
Enter on driving engine gear pair driving gear 32, and transmission output shaft 33 is transmitted torque to by gear engagement.In Fig. 3
Hydraulic oil supercharging in hydraulic oil pressure release in the fluid pressure line being connected with interface b, the fluid pressure line being connected with interface c, wet type
Pressure of the top gear side pressure disk 59 without hydraulic oil in the assembly 46 of clutch two, and bottom gear side pressure disk 45 is by hydraulic oil
Pressure compaction on the left of friction plate 44 so that the assembly 46 of wet clutch two is connected with bottom gear gear pair driving gear 43,
The power of motor is only passed on bottom gear gear pair driving gear, and transmits torque to speed changer by gear engagement
Output shaft 33.Now, automobile is run at a low speed in engine and the common driving of motor.
When automobile is in middle low speed at the uniform velocity driving cycle, tail-off, automobile is only driven by motor 48.This
When, the hydraulic oil pressure release in the fluid pressure line being connected with interface a in Fig. 2, the assembly 19 of wet clutch one and driving engine tooth
Wheel set driving gear 32 is disconnected.Hydraulic oil pressure release in the fluid pressure line being connected in Fig. 3 with interface b, is connected with interface c
Hydraulic oil supercharging in fluid pressure line so that the assembly 46 of wet clutch two is connected with bottom gear gear pair driving gear 43,
The power of motor is only passed on bottom gear gear pair driving gear 43, and automobile is only driven by motor and travelled.
When running at a low speed driving charging operating mode during automobile is in, now electrokinetic cell not enough power supply, engine starting, drive
Dynamic ISG electric power generations, and cooperatively drive automobile with motor 48 simultaneously.Now, the hydraulic pressure being connected in Fig. 2 with interface a
Hydraulic oil supercharging in pipeline, the assembly 19 of wet clutch one is connected with driving engine gear pair driving gear 32, engine
Torque on the one hand drive ISG motors 20 to generate electricity through ISG electric machine speed regulations gear pair, on the other hand through the assembly 19 of wet clutch one
Power is transferred on driving engine gear pair driving gear 32.Hydraulic oil in the fluid pressure line being connected in Fig. 3 with interface b
Hydraulic oil supercharging in pressure release, the fluid pressure line being connected with interface c so that the assembly 46 of wet clutch two and bottom gear gear
Secondary driving gear 43 is connected, and the power of motor is only passed on bottom gear gear pair driving gear, and is nibbled by gear
Conjunction transmits torque to transmission output shaft 33.Now, automobile drives traveling jointly by engine and motor, and drives simultaneously
Dynamic ISG electric power generations are vehicle power battery charging.
When automobile is in middle low speed series model operating mode, now electrokinetic cell not enough power supply, engine is started, engine
ISG electric power generations are driven, and electricity driving running car is provided for electrokinetic cell and motor.Now, in Fig. 2 with interface a
Hydraulic oil pressure release in connected fluid pressure line, the assembly 19 of wet clutch one breaks with driving engine gear pair driving gear 32
Connection is opened, engine is not involved in Automobile drive.Engine power drives ISG motors 20 to generate electricity through ISG electric machine speed regulations gear pair, and
It is that electrokinetic cell and motor provide electricity.Hydraulic oil pressure release in the fluid pressure line being connected in Fig. 3 with interface b, with interface c
Hydraulic oil supercharging in connected fluid pressure line so that the assembly 46 of wet clutch two and the phase of bottom gear gear pair driving gear 43
Connection, the power of motor is only passed on bottom gear gear pair driving gear, and automobile is only driven by motor and travelled.
When automobile is in middle slow regeneration damped condition, the power of engine is not accessed in speed changer, motor profit
Generated electricity with vehicle moment of inertia square.Now, the hydraulic oil pressure release in the fluid pressure line being connected in Fig. 2 with interface a, wet clutch
One assembly 19 is disconnected with driving engine gear pair driving gear 32.Liquid in the fluid pressure line being connected in Fig. 3 with interface b
Press oil the hydraulic oil supercharging in pressure release, the fluid pressure line being connected with interface c so that the assembly 46 of wet clutch two and bottom gear tooth
Wheel set driving gear 43 is connected, and motor is provided the moment of resistance to automobile brake, and generated electricity using the moment of resistance, is fed to dynamic
Power battery.
When automobile is in high speed driving cycle, demand power is larger, and engine and motor will be according to corresponding works
The energy management strategies operating of condition.
When automobile is in high speed urgency accelerating mode, automobile needs bigger power, and engine and motor are common
Drive running car.Now, first engine is driven to start by ISG motors, and by engine governed speed to current anxious accelerating mode institute
The rotating speed needed, the rotating speed required for motor speed governing to current anxious accelerating mode, so as to engine and transmission output shaft
Rotating speed is rapid synchronously, avoid impact while output torque is added, while the liquid in the fluid pressure line being connected in Fig. 2 with interface a
Force feed supercharging, the assembly 19 of wet clutch one is connected with driving engine gear pair driving gear 32, and subsequent ISG motors are servo-actuated nothing
Torque is dallied, on the only incoming driving engine gear pair driving gear 32 of torque of engine, and is engaged by gear by torque
It is transferred to transmission output shaft 33.Hydraulic oil supercharging in the fluid pressure line being connected in Fig. 3 with interface b, the liquid being connected with interface c
Pressure of the bottom gear side pressure disk 45 without hydraulic oil in hydraulic oil pressure release in pressure pipe road, the assembly 46 of wet clutch two, and
Top gear side pressure disk 59 is by friction plate 60 on the right side of the pressure compaction of hydraulic oil so that the assembly 46 of wet clutch two and top gear
Gear pair driving gear 66 is connected, and the power of motor is only passed on top gear gear pair driving gear, and passes through tooth
Wheel engagement transmits torque to transmission output shaft 33.Now, automobile drives high speed row jointly by engine and motor
Sail.
When automobile is in high speed at the uniform velocity driving cycle, if plug-in hybrid-power automobile battery electric quantity is higher, hair
Motivation is closed, and automobile is only driven by motor 48.Now, the hydraulic oil in the fluid pressure line being connected in Fig. 2 with interface a is let out
Pressure, the assembly 19 of wet clutch one is disconnected with driving engine gear pair driving gear 32.It is connected in Fig. 3 with interface b
Hydraulic oil pressure release in hydraulic oil supercharging in fluid pressure line, the fluid pressure line being connected with interface c so that wet clutch two
Assembly 46 is connected with top gear gear pair driving gear 66, and the power of motor is only passed to top gear gear pair driving tooth
On wheel, automobile is only driven by motor and travelled.
When automobile is in high speed at the uniform velocity driving cycle, if plug-in hybrid-power automobile battery electric quantity is relatively low, it is
Protection battery, it is to avoid over-discharge is by battery electric quantity value, it is necessary to maintain a relatively low stable state.Engine driving
ISG electric power generations maintain the stabilization of battery electric quantity, and cooperatively drive automobile with motor 48 simultaneously.Now, in Fig. 2
Hydraulic oil supercharging in the fluid pressure line being connected with interface a, the assembly 19 of wet clutch one and the active of driving engine gear pair
Gear 32 is connected, and the torque of engine is delivered on ISG motors 20 and driving engine gear pair driving gear 32 jointly.Fig. 3
In hydraulic oil supercharging in the fluid pressure line that is connected with interface b, the hydraulic oil pressure release in the fluid pressure line being connected with interface c makes
Obtain the assembly 46 of wet clutch two with top gear gear pair driving gear 66 to be connected, the power of motor 48 is only passed to height
On speed gear gear pair driving gear 66, automobile drives traveling jointly by engine and motor.
When automobile is in high speed regenerative braking operating mode, the power of engine is not accessed in speed changer, motor profit
Generated electricity with moment of inertia.Now, the hydraulic oil pressure release in the fluid pressure line being connected in Fig. 2 with interface a, the assembly of wet clutch one
19 disconnect with driving engine gear pair driving gear 32.Hydraulic oil in the fluid pressure line being connected in Fig. 3 with interface b increases
Hydraulic oil pressure release in pressure, the fluid pressure line being connected with interface c so that the assembly 46 of wet clutch two and top gear gear pair master
Moving gear 66 is connected, and motor is provided the moment of resistance to automobile brake, and generated electricity using the moment of resistance, is fed to electrokinetic cell.
A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two described in the utility model, with biography
Gear-shift mechanism of uniting is different, but ISG motors and motor are integrated in inside speed changer, so as to eliminate individually arrangement electricity
The space of machine, greatly improves space availability ratio.With two gears of top gear and bottom gear, with a common gear formula gear
Transfer motion power coupling device is compared, and the economy and dynamic property of whole dynamic coupling device are improved to a certain extent.
A kind of whole work of the gear of plug-in hybrid-power automobile two wet clutch transmission described in the utility model
Ideograph is as shown in table 1.
Table 1
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed to use, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (10)
1. a kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two, it is characterised in that including：
Case of transmission；
Engine input shaft, it is rotatably supported on the case of transmission, the rotary power for receiving engine offer；
First driving gear, its is rotatable to be set on the engine input shaft, relative to the engine input shaft can from
By rotating；
First clutch, it is fixedly connected with the engine input shaft, and optionally connects the first driving gear, is used for
Engine input shaft is set to engage or separate with the first driving gear；
Driving motor output shaft, it is rotatably supported on the case of transmission, and it is used to receive motor offer rotation
Power；
Transmission input shaft, it is rotatably supported on the case of transmission, and it connects the driving electricity by transmission mechanism
Machine output shaft, and can be rotated under driving motor output shaft drive；
Free gear, it includes the top gear gear and bottom gear gear that rotation is set on the transmission input shaft, described
Free gear can be rotated freely relative to the transmission input shaft；
Second clutch, it is fixedly connected with the transmission input shaft, be arranged on the top gear gear and bottom gear gear it
Between, and optionally engage the top gear gear and the bottom gear gear；
Transmission output shaft, it is rotatably supported on the case of transmission, by the first driven gear for being fixed thereon with
The first driving gear engagement, the transmission output shaft can rotate under engine input shaft drive；
Wherein, the transmission output shaft and transmission input shaft are arranged on the oblique upper both sides of the engine input shaft, three
Person is triangularly arranged.
2. the plug-in hybrid-power automobile speed changer according to claim 1 that wet clutch is kept off using two, its feature
It is, in addition to ISG motors, it is arranged on the side of the housing central section, and the output shaft of the ISG motors, which can be received, to be started
The rotary power of machine input shaft.
3. the plug-in hybrid-power automobile speed changer according to claim 2 that wet clutch is kept off using two, its feature
It is, the output shaft of the ISG motors is arranged on the engine input shaft side；The transmission output shaft is arranged on described
Engine input shaft opposite side；The engine input shaft is arranged on above the transmission input shaft side；The driving electricity
Machine input shaft is arranged on above the transmission input shaft opposite side.
4. the plug-in hybrid-power automobile speed changer according to claim 1 that wet clutch is kept off using two, its feature
It is, the transmission mechanism includes：
Speed reducing gear pair, it include deceleration driving gear, idle pulley and and reduction driven gear, the deceleration driving gear is rotatable
Be set in the driving motor output shaft；
Jackshaft, it is rotatably supported on the case of transmission, and the idle pulley is rotatable to be set on the jackshaft,
The reduction driven gear is rotatable to be set on the transmission input shaft.
5. the use two according to claim 1 or 3 keeps off the plug-in hybrid-power automobile speed changer of wet clutch, it is special
Levy and be, in addition to：
Main reducing gear driven gear, it is engaged with the transmission output shaft；
Differential assembly, it is fixedly installed on the main reducing gear driven gear wheel disc.
6. the plug-in hybrid-power automobile speed changer according to claim 5 that wet clutch is kept off using two, its feature
It is, the output shaft of the differential assembly is arranged on below the transmission output shaft.
7. the use two according to any one of claim 1-4 and 6 keeps off the plug-in hybrid-power automobile of wet clutch
Speed changer, it is characterised in that the first clutch and the second clutch are wet clutch.
8. the plug-in hybrid-power automobile speed changer according to claim 7 that wet clutch is kept off using two, its feature
It is, hydraulic pressure oil duct is provided with the engine input shaft, and it includes：
Hydraulic oil interface, the hydraulic oil interface is arranged in the transmission case body, above the engine input shaft；
Hydraulic oil first outlet, it is arranged on below the first clutch, and connects the first clutch.
9. the plug-in hybrid-power automobile speed changer according to claim 8 that wet clutch is kept off using two, its feature
It is, the first clutch housing is fixedly installed on transmitter input shaft by spline, and the first clutch includes：
Multiple rotating plates, it is fixed on the first clutch housing；
Connector, it can be rotatably set in the first clutch housing；
Driven disc, it, which is fixed on, is arranged on the connector, and the driven disc and the rotating plate are spaced, described driven
Piece connects first driving gear.
10. the plug-in hybrid-power automobile speed changer according to claim 6 that wet clutch is kept off using two, its feature
It is, second clutch housing is fixedly installed on transmission input shaft by spline, the second clutch includes：
Left rotating plate, it is fixed on the second clutch housing；
Left connector, it can be rotatably set in the second clutch housing；
Left driven disc, it, which is fixed on, is arranged on the left connector, and the left driven disc and the left rotating plate are spaced,
The left driven disc connects the bottom gear gear；
Right rotating plate, it is fixed on the second clutch housing；
Right connector, it is rotatably arranged in the second clutch housing；
Central partition plate, it is rotatably attached the second clutch housing, is arranged on the left connector and the right connection
Between part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087711.6U CN206429620U (en) | 2017-01-23 | 2017-01-23 | A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087711.6U CN206429620U (en) | 2017-01-23 | 2017-01-23 | A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two |
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| CN206429620U true CN206429620U (en) | 2017-08-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035823A (en) * | 2017-01-23 | 2017-08-11 | 吉林大学 | A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two |
| CN108412911A (en) * | 2018-05-16 | 2018-08-17 | 吉林大学 | A kind of tractor full power shift wet clutch |
| CN109693529A (en) * | 2019-01-18 | 2019-04-30 | 中国第一汽车股份有限公司 | A kind of hybrid power dedicated transmission |
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2017
- 2017-01-23 CN CN201720087711.6U patent/CN206429620U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035823A (en) * | 2017-01-23 | 2017-08-11 | 吉林大学 | A kind of plug-in hybrid-power automobile speed changer that wet clutch is kept off using two |
| CN107035823B (en) * | 2017-01-23 | 2023-10-13 | 吉林大学 | Plug-in hybrid electric vehicle transmission adopting two-gear wet clutch |
| CN108412911A (en) * | 2018-05-16 | 2018-08-17 | 吉林大学 | A kind of tractor full power shift wet clutch |
| CN108412911B (en) * | 2018-05-16 | 2023-10-03 | 吉林大学 | Full power gear-shifting wet clutch of tractor |
| CN109693529A (en) * | 2019-01-18 | 2019-04-30 | 中国第一汽车股份有限公司 | A kind of hybrid power dedicated transmission |
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