CN207526910U - A kind of automobile power transmission system using electromagnetism torque-converters - Google Patents
A kind of automobile power transmission system using electromagnetism torque-converters Download PDFInfo
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- CN207526910U CN207526910U CN201721659600.4U CN201721659600U CN207526910U CN 207526910 U CN207526910 U CN 207526910U CN 201721659600 U CN201721659600 U CN 201721659600U CN 207526910 U CN207526910 U CN 207526910U
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- electromagnetism
- armature winding
- electromagnetism torque
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Abstract
The utility model is related to a kind of automobile power transmission system using electromagnetism torque-converters, engine crankshaft connection electromagnetism torque-converters outer rotors；Threephase armature winding is equipped in electromagnetism torque-converters outer rotor；Armature winding is connected to power supply changeover device by contacting slip ring；Electromagnetism torque-converters outer rotor and engine crankshaft linkage, center is articulated with a shaft；Electromagnetism torque-converters internal rotor is equipped with the first magnet steel, and the first magnet steel and armature winding are oppositely arranged；One end of shaft is equipped with sun gear；Bull gear is installed in shell；Planetary gear is meshed respectively with bull gear and sun gear, and power is delivered to output shaft；Torque-converting motor armature winding is set inside the shell, is electrically connected to power supply changeover device；Torque-converting motor rotor on output shaft is installed, which is provided with the second magnet steel, the second magnet steel and torque-converting motor armature winding are oppositely arranged；Output is pivotally connected to gearbox.The utility model has the function of simple control, transmission efficiency height, torque, power generation, engine start etc..
Description
【Technical field】
The utility model is related to a kind of automobile power transmission systems, and in particular to a kind of automobile using electromagnetism torque-converters moves
Power delivery system belongs to automobile driving system technical field.
【Background technology】
The passenger car speed change system of the prior art is mainly the following type and feature：
1st, manual shift formula speed changer (MT)
Main composition：Mechanical friction clutch+parallel-axis type manual transmission (synchronizer+dental inlay engagement gearshift)；
Operating method：Driver's close the throttle during gearshift, let slip the clutch, while phase is hung up by gear level
The shifting gear answered, then unclamps clutch pedal；
Main feature：Drive line efficiency is higher, but to driver operation craftsmenship it is more demanding, shift shock compared with
Greatly, vehicle starting operation difficulty is higher (especially to unskilled operator)；Clutch friction plate is easy to wear, need to inspect periodically and
It replaces.
2nd, electric control mechanical type automatic speed variator (AMT, DSG, dental inlay being taken to engage gearshift), mainly forms：It is automatically controlled
Single (double) mechanical friction clutch+parallel axes type automatic transmission；
Operating method：Have automatically controlled ECU according to parameters such as speed, engine speed and accelerator open degrees, by control it is automatically controlled from
Clutch and gearshift hydraulic cylinder carry out corresponding gear shift operation.
Main feature：Basic machine structure and manual shift formula power-transmission system are basically identical.Urban road frequently changes
Gear easily leads to friction disc wear, and gearshift pause and transition in rhythm or melody sense is stronger, to the more demanding of control.
3rd, conventional automatic transmission (AT)
Main composition：Fluid torque-converter+planetary transmission (frictional engagement gearshift)；
Operating method：There is automatically controlled ECU according to parameters such as speed, engine speed and accelerator open degrees, by controlling corresponding shelves
The executive components such as position solenoid valve complete corresponding gear shift operation.
Main feature：Realize that the power between engine and speed changer is transmitted by fluid torque-converter, power transmits steady
Soft, shift process relatively smoothes out.But fluid torque-converter transmission efficiency is relatively low, is realized and shifted gears by hydraulic control, consumed certain
The energy, at the same it is more demanding to transmission oil quality and oil temperature.System entirety transmission efficiency is poorer than manual transmission.
4th, parallel axes type automatic transmission
Main composition：Fluid torque-converter+parallel-axes gears formula speed changer (frictional engagement gearshift)；
Operating method：There is automatically controlled ECU according to parameters such as speed, engine speed and accelerator open degrees, by controlling corresponding shelves
The executive components such as position solenoid valve complete corresponding gear shift operation.
Main feature：Have many advantages, such as compared with AT simple in structure, at low cost；But smooth gear shifting is not as good as AT, speed change
Case volume is larger compared with the planetary gear mechanism of AT.
5、CVT
Main composition：Fluid torque-converter+steel band type stepless speed changing mechanism；
Operating method：There is automatically controlled ECU according to parameters such as speed, engine speed and accelerator open degrees, by controlling corresponding shelves
The executive components such as position solenoid valve complete corresponding gear shift operation.
Main feature：Have many advantages, such as that simple in structure, parts number is few, smooth gear shifting is high compared with AT；But due to taking
Rub passing power, transmits torque and receives larger limitation.
From above-mentioned vehicle driveline structure as it can be seen that generally using mechanical friction clutch (manually, automatic control
System) or fluid torque-converter as between engine and speed changing structure power transmission control unit.
1st, mechanical friction clutch
Clutch takes the torque of frictional force transmission engine between mechanical part, by controlling friction plate (slave unit)
Normal pressure between platen (driving part) completes connection and interruption that power transmits, realizes the starting of vehicle, shifts gears and stop
The actions such as vehicle.It can be directly controlled by driver or speed changer ECU is controlled according to vehicle-state and driving intention, realized to hair
Motivation power switches on or off.
2nd, fluid torque-converter
There is pump impeller, turbine and hydraulic oil etc., pump impeller is directly driven by engine flywheel, whirlpool inside torque converter housing body
Wheel is connected by output shaft gear.The pump impeller of rotation drives hydraulic oil high-speed motion, swiftly flowing hydraulic oil impact
Turbine transmits torque to speed changing structure, so as to fulfill the transmission of engine torque.Due to taking fluid power between pump impeller and turbine
Passing power, working characteristics are soft, steady.Again due to being purely mechanic component, functional reliability is high, so in the power of passenger car
It is widely used in transmission system.
, mainly there is the following in the shortcomings that above two Control method for power transmission：
1. mechanical friction clutch
(1) frictional disk is easy to wear, and power smooth engagement is poor；
(2) manual transmission is higher to driver's operational capacity and intensity requirement, and automatic transmission is then to the control of system
It is more demanding.
2. fluid torque-converter
(1) no matter whether vehicle is to need power traveling or shutdown phase, as long as engine works, in fluid torque-converter
Just there is running of hydraulic power oil in portion, caused by energy loss it is larger.
(2) since the constant impingement of hydraulic oil acts on, no matter engine is idling or other working conditions, hydraulic moment changeable
The output shaft of device always there is certain torque to export, and the shift of transmission using dental inlay engagement gearshift can be caused difficult,
So it is generally used for the automatic speed-changing system shifted gears by frictional engagement mode.
Therefore, in order to solve the above technical problems, being moved it is necessory to the automobile using electromagnetism torque-converters for providing a kind of innovation
Power delivery system, to overcome the defect of the prior art.
【Utility model content】
To solve the above problems, having the purpose of this utility model is to provide one kind, control is simple, transmission efficiency is high, increases
The automobile power transmission system using electromagnetism torque-converters of the multi-functionals such as torsion, power generation, engine start.
To achieve the above object, the technical solution that the utility model is taken is：A kind of automobile using electromagnetism torque-converters moves
Power delivery system, including turning in engine body, engine crankshaft, shell, electromagnetism torque-converters outer rotor, electromagnetism torque-converters
Son, bull gear, planetary gear, torque-converting motor armature winding, output shaft, gearbox and power supply changeover device；Wherein, it is described to start
Machine crankshaft output terminal connects and drives electromagnetism torque-converters outer rotor；Armature winding is equipped in the electromagnetism torque-converters outer rotor；Institute
It states armature winding and is electrically connected to power supply changeover device；The electromagnetism torque-converters outer rotor and engine crankshaft linkage, central pivot
It is connected to a shaft；The electromagnetism torque-converters internal rotor is installed in shaft, which is provided with the first magnet steel, the first magnet steel and armature around
Group is oppositely arranged；One end of the shaft is equipped with sun gear；The bull gear passes through rigid chain with electromagnetism torque-converters outer rotor
It is connected into one；The planetary gear is meshed respectively with bull gear and sun gear, and power is delivered to output shaft；The bending moment
Armature winding is set inside the shell, is electrically connected to power supply changeover device；Torque-converting motor is installed to turn on the output shaft
Son, which is provided with the second magnet steel, and the second magnet steel and torque-converting motor armature winding are oppositely arranged；The output is pivotally connected to speed change
Case.
The utility model is further arranged to using the automobile power transmission system of electromagnetism torque-converters：The engine is bent
It is provided on axis and takes electric slip ring, it is described to take electric slip ring that armature winding and power supply changeover device is electrically connected.
The utility model is further arranged to using the automobile power transmission system of electromagnetism torque-converters：The shaft passes through
A pair of bearings is supported on electromagnetism torque-converters outer rotor.
The utility model is further arranged to using the automobile power transmission system of electromagnetism torque-converters：The shell is fixed
In engine body side.
The utility model is further arranged to using the automobile power transmission system of electromagnetism torque-converters：Internal rotor and planet
The sun gear of gear mechanism rigidly links, and outer rotor is rigidly linked into one with bull gear.
The utility model is further arranged to using the automobile power transmission system of electromagnetism torque-converters：The power supply conversion
Device is connected on a power battery.
The utility model is also configured to using the automobile power transmission system of electromagnetism torque-converters：In the power supply changeover device
Include AC/DC modules, DC/AC modules and controller；Described AC/DC modules one end and electric slip ring is taken to be electrically connected, the other end
It is electrically connected with DC/AC modules；The DC/AC modules are electrically connected to torque-converting motor armature winding.
Compared with prior art, the utility model has the advantages that：The utility model uses electromagnetism torque-converters
Automobile power transmission system abandoned slip clutch or the fluid torque-converter structure that original general vehicle uses, take electricity
Magnetic slip type clutch adds the electromagnetism that a set of cyclic train adds a set of permanent-magnet brushless DC electric machine (or permanent magnet synchronous motor) to form
Bending moment mechanism is coupled, to realize clutch or fluid torque-converter function in automotive power transmission system；The structure has control letter
The multi-functionals such as list, transmission efficiency height, torque, power generation, engine start.Suitable for Manual shifting systems (without operating clutch
Device pedal), automatic speed-changing system and parallel hybrid electric vehicle use.
【Description of the drawings】
Fig. 1 is the sectional view of the automobile power transmission system using electromagnetism torque-converters of the utility model.
Fig. 2 is the circuit diagram of AC/DC modules and DC/AC modules in power supply changeover device.
Fig. 3 is the signal control figure of the controller in power supply changeover device.
Current loop figure when Fig. 4 is the power supply of electromagnetism torque-converters armature winding.
Current loop figure when Fig. 5 is slip power output.
【Specific embodiment】
It please refers to shown in Figure of description 1 to attached drawing 5, the utility model is related to a kind of automobiles using electromagnetism torque-converters to move
Power delivery system, by turning in engine body 1, engine crankshaft 2, shell 3, electromagnetism torque-converters outer rotor 4, electromagnetism torque-converters
Son 5, bull gear 6, planetary gear 7, torque-converting motor armature winding 8, output shaft 9, gearbox 10 and power supply changeover device 11 etc. are several
Part is assembled.
Wherein, described 2 one end of engine crankshaft is connected to engine body 1, and the other end (output terminal) connects and drives electricity
Magnetic torque converter outer rotor 4 rotates electromagnetism torque-converters outer rotor 4.
Armature winding 12 is equipped in the electromagnetism torque-converters outer rotor 4, armature winding 12 is threephase armature winding.The electricity
Pivot winding 12 is electrically connected to power supply changeover device 11.The electromagnetism torque-converters outer rotor 4 and engine crankshaft 2 link, center
It is articulated with a shaft 13.The shaft 13 is supported in by a pair of bearings 22 on electromagnetism torque-converters outer rotor 4.
The electromagnetism torque-converters internal rotor 5 is installed in shaft 13, which is provided with the first magnet steel 14, the first magnet steel 14 and electricity
Pivot winding 8 is oppositely arranged.It is provided on the engine crankshaft 2 and takes electric slip ring 21, it is described that electric slip ring 21 is taken to be electrically connected
Armature winding 8 and power supply changeover device 11, when between the first magnet steel 14 and armature winding 8 there are generating induced potential during speed discrepancy,
Induced potential is sent to power supply changeover device 11.
One end of the shaft 13 is equipped with sun gear 15, and electromagnetism torque-converters internal rotor 5 is made to be linked with 15 rigidity of sun gear；
The bull gear 6 is linked into one with electromagnetism torque-converters outer rotor 4 by rigidity.The planetary gear 7 respectively with 6 He of bull gear
Sun gear 15 is meshed, and power is delivered to output shaft 9.
The shell 4 is fixed on 1 side of engine body.The torque-converting motor armature winding 8 is arranged in shell 3,
Also it is electrically connected to power supply changeover device 11.Torque-converting motor rotor 16 is installed on the output shaft 9, which is provided with the second magnet steel
17, the second magnet steel 17 and torque-converting motor armature winding 8 are oppositely arranged.When power supply changeover device 11 is supplied for torque-converting motor armature winding 8
When electric, the output power of output shaft 9 can be increased.The output shaft 9 is connected to gearbox 10.In the present embodiment, it is described
First magnet steel 14 and the second magnet steel 17 are permanent magnetic steel.
Further, the power supply changeover device 11 is connected on a power battery 18, interior to include AC/DC modules 31, DC/
AC modules 32 and controller 33；Described 31 one end of AC/DC modules and electric slip ring 21 is taken to be electrically connected, the other end and DC/AC moulds
Block 32 is electrically connected；The DC/AC modules 32 are electrically connected to torque-converting motor armature winding 8.
The operation principle of the automobile power transmission system using electromagnetism torque-converters of the utility model is as follows：
1st, vehicle starting control (speed changer is linked into corresponding gear)
Engine power is inputted by engine crankshaft 2, drives electromagnetism torque-converters outer rotor 4 (containing armature winding 12) and turnover
The bull gear 6 of train rotates synchronously, and since vehicle is slack, then planetary gear 7 is motionless, under the action of cyclic train, electricity
Magnetic torque converter internal rotor 5 makees negative direction high-speed rotation relative to electromagnetism torque-converters outer rotor 4；Since inner and outer Rotator is with larger
Speed discrepancy so that outer rotor armature winding 7 cuts permanent magnetic field, so as to generating induced potential in armature, induced potential
Size is directly proportional to speed discrepancy.
See figure (2), figure (3), shown in figure (4), induced potential is entered AC/DC modules 31 by taking electric slip ring 21, AC/DC moulds
Block 31 controls the conducting pulsewidth of rectifier bridge lower bridge arm power tube, control under the control of controller 33 by PWM1-PWM3 signals
The i.e. controllable armature induction magnetic field size of the size of current of three-phase windings, so as to control the torque of electromagnetism torque-converters internal rotor 5 big
It is small；The torque of internal rotor and outer rotor is synthesized by cyclic train, is exported through output shaft 9.It is controlled by the pulsewidth size to PWM
It can realize the smooth change of engine load torque, realize the gentle start of vehicle.PWM (high level) pulsewidth is by gas pedal
Input, the control of input speed difference signal of sensor signal and electromagnetic clutch.Since automobile ECU program being taken to control, vehicle
The ride comfort of starting can be well controlled.
In order to make vehicle start as early as possible, the starting load of engine is reduced, according to engine input and output speed (planet
Frame) rotating speed difference signal, the control of torque is driven to torque-converting motor by drive control circuit, accelerates Vehicle Starting Process.
2nd, automobile gear shift controls
(1) Manual shifting systems control
In vehicle travel process, as long as gas pedal is totally released if desired for gearshift driver, according to engine throttle
Door idle signal (or combining other electronic switch signals, as shift handle switchs), the AC/DC modules 31 of automobile ECU control
PWM closes lower bridge arm power switch pipe, makes three to think that winding current is down to 0, then the electromagnetic torque of electromagnetism torque-converters internal rotor 5 is
Zero, electromagnetic clutch does not have power output (being equivalent to driver's let slip the clutch), and driver can pass through shift handle
Carry out mechanical changeover.After gearshift, the recovery output of engine power and giving it the gun for vehicle are completed by pedal of stepping on the throttle.
(2) automatic speed-changing system gearshift control
The engagement type gearshift of dental inlay：Gearshift mode is similar to previous manual gear gearshift mode, and ECU is by reducing engine
Rotating speed and pwm signal control 12 size of current of armature winding, cut-out engine power output, while gearshift is controlled to complete phase
The gear shift operation answered.Restore normal control after the completion of gearshift.
Frictional engagement formula gearshift：It is similar to fluid torque-converter+automatic transmission control system, when needing gearshift, ECU
Gearshift control gearshift is directly carried out, in order to improve the ride comfort of gearshift, in gearshift, Engine ECU, which reduce, starts
Machine output torque controls.
3rd, automobile accelerates torque
When vehicle needs quick accelerate, ECU drives bending moment according to throttle, power battery capacity signal by PWM4-PWM9
Motor (components such as torque-converting motor armature winding 8, torque-converting motor rotor 16 composition) provides additional torque, and driving vehicle accelerates
Traveling.
4th, slip power recycles
There are speed discrepancies between electromagnetism torque-converters outer rotor 4, electromagnetism torque-converters internal rotor 5, turn so can be generated during operating
Poor power, watt level change according to slip and torque and are changed, and recycling slip power can improve the energy efficiency of system；Control
Slip power is stored in power battery 18 or directly driven bending moment by device 33 processed according to system status by AC/DC modules 31
Motor is converted into the mechanical energy of driving vehicle.
Concrete methods of realizing is as follows：Between pwm signal low period (closing of lower bridge arm power tube), armature winding 12 exports
Electric current is exported by upper and lower bridge arm diode, and DC/DC converters are inputted after capacitance C1 filtering, obtains required DC voltage to dynamic
Power battery charges or directly drives torque-converting motor.See that figure (5) shows.
5th, engine start
Controller 33 drives torque-converting motor by the driving circuit of torque-converting motor, since engine does not turn, in cyclic train
Under effect, electromagnetism torque-converters internal rotor 5 rotates, by the way that AC/DC module 31PWM signals is controlled to increase outer rotor three-phase windings 7
Current value so as to drive electromagnetism torque-converters outer rotor 4 that electromagnetism torque-converters internal rotor 5 is followed to rotate, drives 2 turns of engine crankshaft
It is dynamic, so as to start engine.
Above specific embodiment is only the preferred embodiment of this creation, all in this wound not to limit this creation
Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of work, should be included in this creation protection domain it
It is interior.
Claims (7)
1. a kind of automobile power transmission system using electromagnetism torque-converters, it is characterised in that：It is bent including engine body, engine
It is axis, shell, electromagnetism torque-converters outer rotor, electromagnetism torque-converters internal rotor, bull gear, planetary gear, torque-converting motor armature winding, defeated
Shaft, gearbox and power supply changeover device；Wherein, the engine crankshaft output terminal is connected and is driven and turns outside electromagnetism torque-converters
Son；Armature winding is equipped in the electromagnetism torque-converters outer rotor；The armature winding is electrically connected to power supply changeover device；The electricity
Magnetic torque converter outer rotor and engine crankshaft linkage, center is articulated with a shaft；The electromagnetism torque-converters internal rotor is installed on
In shaft, the first magnet steel is which is provided with, the first magnet steel and armature winding are oppositely arranged；One end of the shaft is equipped with the sun
Wheel；The bull gear is linked into one with electromagnetism torque-converters outer rotor by rigidity；The planetary gear respectively with bull gear and
Sun gear is meshed, and power is delivered to output shaft；The torque-converting motor armature winding setting inside the shell, is electrically connected
To power supply changeover device；Torque-converting motor rotor on the output shaft is installed, which is provided with the second magnet steel, the second magnet steel and bending moment electricity
Armature winding is oppositely arranged；The output is pivotally connected to gearbox.
2. the automobile power transmission system of electromagnetism torque-converters is used as described in claim 1, it is characterised in that：The engine
It is provided on bent axle and takes electric slip ring, it is described to take electric slip ring that armature winding and power supply changeover device is electrically connected.
3. the automobile power transmission system of electromagnetism torque-converters is used as described in claim 1, it is characterised in that：The shaft is led to
A pair of bearings is crossed to be supported on electromagnetism torque-converters outer rotor.
4. the automobile power transmission system of electromagnetism torque-converters is used as described in claim 1, it is characterised in that：The shell is consolidated
Due to engine body side.
5. the automobile power transmission system of electromagnetism torque-converters is used as described in claim 1, it is characterised in that：Internal rotor and row
The sun gear of star gear mechanism rigidly links, and outer rotor is rigidly linked into one with bull gear.
6. the automobile power transmission system of electromagnetism torque-converters is used as described in claim 1, it is characterised in that：The power supply turns
Parallel operation is connected on a power battery.
7. the automobile power transmission system of electromagnetism torque-converters is used as claimed in claim 2, it is characterised in that：The power supply turns
AC/DC modules, DC/AC modules and controller are included in parallel operation；Described AC/DC modules one end and electric slip ring is taken to be electrically connected,
The other end and DC/AC modules are electrically connected；The DC/AC modules are electrically connected to torque-converting motor armature winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721659600.4U CN207526910U (en) | 2017-12-04 | 2017-12-04 | A kind of automobile power transmission system using electromagnetism torque-converters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721659600.4U CN207526910U (en) | 2017-12-04 | 2017-12-04 | A kind of automobile power transmission system using electromagnetism torque-converters |
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| Publication Number | Publication Date |
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| CN207526910U true CN207526910U (en) | 2018-06-22 |
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ID=62577365
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721659600.4U Expired - Fee Related CN207526910U (en) | 2017-12-04 | 2017-12-04 | A kind of automobile power transmission system using electromagnetism torque-converters |
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| CN (1) | CN207526910U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823161A (en) * | 2019-03-26 | 2019-05-31 | 浙江工业职业技术学院 | The automobile-used three electric machine mixed powers variable speed drive system of one kind and its control method |
| WO2021027495A1 (en) * | 2019-08-13 | 2021-02-18 | 卓见 | Constant voltage pulse torque converter |
| CN112555380A (en) * | 2020-12-25 | 2021-03-26 | 河南工学院 | Transmission device for automobile and control method |
-
2017
- 2017-12-04 CN CN201721659600.4U patent/CN207526910U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823161A (en) * | 2019-03-26 | 2019-05-31 | 浙江工业职业技术学院 | The automobile-used three electric machine mixed powers variable speed drive system of one kind and its control method |
| CN109823161B (en) * | 2019-03-26 | 2024-03-19 | 浙江工业职业技术学院 | Three-motor hybrid power variable speed driving system for vehicle and control method thereof |
| WO2021027495A1 (en) * | 2019-08-13 | 2021-02-18 | 卓见 | Constant voltage pulse torque converter |
| CN114901973A (en) * | 2019-08-13 | 2022-08-12 | 卓见 | Constant-pressure pulse torque converter |
| CN114901973B (en) * | 2019-08-13 | 2023-06-16 | 卓见 | Constant-voltage pulse torque converter |
| CN112555380A (en) * | 2020-12-25 | 2021-03-26 | 河南工学院 | Transmission device for automobile and control method |
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| CF01 | Termination of patent right due to non-payment of annual fee |