CN106678289A - Brushless x-by-wire two-gear automatic transmission of electric vehicle - Google Patents
Brushless x-by-wire two-gear automatic transmission of electric vehicle Download PDFInfo
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- CN106678289A CN106678289A CN201710014000.0A CN201710014000A CN106678289A CN 106678289 A CN106678289 A CN 106678289A CN 201710014000 A CN201710014000 A CN 201710014000A CN 106678289 A CN106678289 A CN 106678289A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
- F16H3/097—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts the input and output shafts being aligned on the same axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a brushless x-by-wire two-gear automatic transmission of an electric vehicle. An input gear is mounted on an input shaft and constantly meshed with a first-gear input gear; the first-gear input gear is fixedly connected with a first-gear internal splined hub provided with a side tooth; and gear shift control of the brushless x-by-wire two-gear automatic transmission of the electric vehicle is realized by controlling engaging and disengaging of a first-gear x-by-wire friction and meshing transmission engaging device and a second-gear brushless x-by-wire centrifugal ball arm engaging device. The brushless x-by-wire two-gear automatic transmission has the advantages of being large in transmitted torque, high in rotating speed, free of impact during engaging, smooth in gear shift, low in operation energy consumption and the like.
Description
Technical field
The invention belongs to technical field of electric vehicle transmission, is related to a kind of electric car automatic speed transmission, more precisely
It is a kind of brushless two gear automatic speed variator of line traffic control of electric automobile.
Background technology
Automatic transmission is widely used in the various vehicles such as automobile, electric automobile, engineering machinery.Existing automatic transmission
Mainly there are hydraulic mechanical type automatic transmission (AT), metal band type ST (CVT), automatic mechanical transmission
(AMT), double-clutch automatic transmission (DCT) four major types.The gearshift procedure control of above-mentioned four classes automatic transmission is adopted
Realize that hydraulic servo device is by hydraulic pump, multiple hydraulic valves, multiple hydraulic clutches, multiple liquid with automatically controlled hydraulic servo device
The compositions such as pressure brake, complex structure, high cost, running high energy consumption.
With the extensive application of automotive electronic technology, automatic control technology and automobile network communication technology, automobile line traffic control skill
Art has become following development trend of automobile.Automobile line traffic control (X-By-Wire) technology is held by electric wire, electronic controller and line traffic control
The control action of driver is become the signal of telecommunication through sensor, is input to automatically controlled list replacing mechanically and hydraulically system by row device
Unit, produces control signal by ECU and drives line traffic control executor to carry out action required.Therefore, develop new line traffic control to become automatically
Fast device, advantageously reduces quantity, reduces cost and the reduction operation energy consumption of its parts, improves transmission efficiency.
On January 21st, 2015, Chinese patent disclose the multi gear of Application No. CN201410469568.8 and are circular layout formula
The twin-stage line traffic control multidrive patent of line traffic control automatic transmission patent and Application No. CN201410468564.8；2015
In on March 4, in, the electric automobile third gear line traffic control automatic transmission that Chinese patent discloses Application No. CN201410469720.2 is special
The patents such as the electric automobile multi gear line traffic control automatic transmission of profit and Application No. CN201410471726.3；October 28 in 2015
Day, Chinese patent discloses the multi gear line traffic control automatic transmission patent of Application No. CN201520311494.5.Above-mentioned announcement
In each patent, each shelves travelling gear is often engaged, and without hydraulic pressure engaging element, is respectively provided with electromagnetic clutch on each shelves drive path,
ECU controls the engagement and separation of each shelves electromagnetic clutch and realizes shift-by-wire process.But, in above-mentioned each patented technology,
Realize that the electromagnetic clutch volume adopted by shift-by-wire process is big, rotating speed is low, and the power consumption required for electromagnetic clutch
Greatly, therefore make that line traffic control automatic transmission volume is big, rotating speed is low and operation energy consumption is larger.
The content of the invention
It is an object of the invention to overcome the shortcomings of existing various automatic transmission technologies, there is provided one kind can realize power
Gear shift, and with brushless two gear automatic speed variator of line traffic control of the low novel electric vehicle of simple structure, low cost and operation energy consumption.
Technical scheme is as follows：
A kind of electric automobile is brushless two gear automatic speed variator of line traffic control, including input shaft, output shaft, input gear, one grade of input tooth
Wheel, one grade of driving gear, first speed driven gear；The input gear is fixedly mounted on input shaft；The input gear and one
Shelves input gear is often engaged；One grade of input gear is fixedly mounted on one grade of input shaft；One grade of driving gear and one
Shelves driven gear is often engaged；One grade of driving gear is fixedly mounted on one grade of axle；The first speed driven gear fixed installation
On output shaft.
It is characterized in that：It also including one grade of brushless line traffic control friction and engaged transmission engagement device and two grades of brushless line traffic controls from
Bulbus cordis arm engagement device.
One grade of brushless line traffic control friction is arranged on one grade of input gear and one grade of driving tooth with engaged transmission engagement device
Between wheel；One grade of brushless line traffic control friction includes one grade of band side tooth internal spline hub, one grade of band side with engaged transmission engagement device
Tooth spline clutch collar, one grade of armature, one grade of spline housing, one grade of electric magnet, one grade of return spring.
Described one grade one end with side tooth internal spline hub is fixedly attached to the end face of one grade of input gear, one grade of band
The inner side end of the other end of side tooth internal spline hub is provided with one grade of side tooth with side tooth internal spline hub；One grade of band side tooth flower
Bonded trap is sleeved on the external splines groove of one grade of spline housing by its inner spline groove, and one grade of band side tooth spline clutch collar exists
Which is provided with one grade of band side tooth spline clutch collar side tooth near the side end face of one grade of side tooth with side tooth internal spline hub.
One grade of spline housing is sleeved on the external splines groove of one grade of axle by its inner spline groove；One grade of spline housing exists
Which is fixedly connected with one grade of armature on outer face away from one grade of input gear；One grade of electric magnet is pacified by bearings
It is mounted on one grade of axle and is fixedly mounted on case of transmission with non-magnet material, the magnetic pole end face of one grade of electric magnet is just right
End face of the one grade of armature away from input gear, is provided with one grade of return spring between one grade of electric magnet and one grade of spline housing.
Two grades of brushless line traffic control centrifugal globe arm engagement devices are arranged between input gear and first speed driven gear；It is described
Two grades of brushless line traffic control centrifugal globe arm engagement devices include two grades of thrust platens, two grades of driven internal spline hubs, two grades of drive-by-wire disks,
The hollow wheel disc of two grades of electric magnet, two grades of centrifugal globe arms, two grades of centrifugal globe arm pins, two grades of centrifugal globe arms, two grades of centrifugal globes, two grades lead
Magnetic force transmiting disk, two grades of centrifugation ball-and-sockets, two grades of driving shafts.
One end of two grades of driving shafts is fixedly connected on one end of input shaft, and the hollow wheel disc of two grades of centrifugal globe arms leads to
Bearings are crossed on the intermediate journal of two grades of driving shafts, the hollow wheel disc of two grades of centrifugal globe arms is at which near input tooth
The outer circumference surface of wheel one end is provided with the hollow wheel disc external splines groove of two grades of centrifugal globe arms, and two grades of drive-by-wire disks are by which
Spline is sleeved on the hollow wheel disc external splines groove of two grades of centrifugal globe arms；The hollow wheel disc of two grades of centrifugal globe arms away from input
The other end of gear is provided with multiple two grades of centrifugal globe arm bearings being uniformly distributed circumferentially, described each two grades of centrifugal globe arm bearing
One two grades of centrifugal globe arm pin of upper fixed installation；One end of two grades of centrifugal globe arms by its smooth bearing bore be sleeved on two grades from
On the intermediate journal of bulbus cordis arm pin, the other end of two grades of centrifugal globe arms can be freely rotated around two grades of centrifugal globe arm pins, described
The other end of two grades of centrifugal globe arms is provided with two grades of centrifugation ball-and-sockets, is provided with one two grades in each the two grades centrifugations ball-and-socket
Centrifugal globe, described each two grades of centrifugal globe are centrifuged in ball-and-socket at two grades and freely can roll.
The end face of two grades of thrust platens is two frequency modulated light sliding surfaces；Described each two grades of centrifugal globe are resisted against two grades of thrusts
On two frequency modulated light sliding surfaces of platen；External splines groove, two grades of thrust pressures are additionally provided with the outer circumference surface of two grades of thrust platens
The external splines groove of disk is slid axially with both inner spline grooves of two grades of driven internal spline hubs and is engaged；Two grades of driven internal spline hubs
The end face away from input gear be fixedly connected with first speed driven gear.
Two grades of magnetic conduction force transmiting disks are fixedly mounted on two grades of driving shafts by hub bearing bore in two grades of magnetic conduction power transmission disk center
Axle journal on, two grades of magnetic conduction force transmiting disks are additionally provided with two grades of magnetic conduction force transmiting disk outer disks, two grades of magnetic conduction force transmiting disk outer disks with
Two grades of electric magnet are provided between input gear, two grades of electric magnet non-magnet materials are fixedly mounted on case of transmission,
End face of the magnetic pole end face of two grades of electric magnet just to two grades of magnetic conduction force transmiting disk outer disks, two grades of magnetic conductions force transmiting disk outer disk
End face and the magnetic pole end face of two grades of electric magnet remain certain air-gap.
The end face of the close input gear of two grades of drive-by-wire disks is additionally provided with two grades of friction-driven end faces, and described two
Shelves another end face of friction-driven end face just to two grades of magnetic conduction force transmiting disk outer disks.
Compared with prior art, its advantage is the present invention：
（1）The present invention brushless two gear automatic speed variator of line traffic control of electric automobile eliminate traditional automatic transmission hydraulic system and
Shifter, employs with brushless line traffic control centrifugal globe arm engagement device, by ECU using line traffic control mode control two grades it is brushless
The break-make of the electric current of the solenoid of centrifugal globe arm engagement device realizes the energy of gear shift, simple structure, low cost, and running
Consumption is low；
（2）One grade of brushless line traffic control friction of the present invention is with engaged transmission engagement device by band side tooth internal spline hub and band
Moment of torsion with side tooth internal spline hub input is transferred to one grade of axle, low cruise transmitting torque by side tooth spline clutch collar engaged transmission
Greatly, transmission efficiency；
（3）Two grades of brushless line traffic control centrifugal globe arm engagement devices of the present invention, using its two grades of centrifugal globes during high-speed cruising
The frictional engagement of huge centrifugal force pulls friction plate and steel disc that arm is produced, transmitting torque is big, rotating speed is high, and engaging process is without punching
Hit, gear shift smooth-going.
Description of the drawings
Fig. 1 is the structural representation of brushless two gear automatic speed variator of line traffic control of electric automobile of the embodiment of the present invention.
In figure：1. 6. 1 grades of 3. 1 grades of 2. output shaft of input shaft, 4. 1 grades of input shaft axle, 5. input gear is input into teeth
Take turns 7. 1 grades of driving gears, 8. first speed driven gear, 10. 1 grades of line traffic control frictions and mono- grade of band of engaged transmission engagement device 10a.
Side tooth internal spline hub mono- grade of side tooth mono- grade of 10b., mono- grade of band external splines groove friction plate 10c. with side tooth internal spline hub of 10a1.
Mono- grade of mono- grade of band inner spline groove steel disc 10d. band side tooth spline clutch collar 10d1. band side tooth spline clutch collar side tooth 10e. mono-
Shelves armature mono- grade of 10f., mono- grade of spline housing 10g., mono- grade of electric magnet 10i. mono- grade of return spring 10j. engagement springs 20. 2
Bis- grades of shelves line traffic control centrifugal globe arm engagement device 20a., bis- grades of band inner spline groove friction plate 20b. band external splines channel-section steel piece 20c. bis-
Shelves thrust platen 20ca. bis- grades of the bis- frequency modulated light sliding surface 20d. driven internal spline hub end lid 20f. of bis- grades of driven internal spline hub 20e.
Two grades of bis- grades of arresting disc 20g., bis- grades of drive-by-wire disk 20ga., bis- grades of friction-driven end face 20h., bis- grades of electric magnet 20i. are pre-
Bis- grades of the hollow wheel disc external splines groove 20k. of bis- grades of centrifugal globe arms of pressing spring 20j., bis- grades of centrifugal globe arms of hollow wheel disc 20ja. from
Bis- grades of bulbus cordis arm pin 20l., bis- grades of bis- grades of centrifugal globe arm 20m., bis- grades of centrifugal globe 20p. centrifugal globe arm return springs 20q. lead
Bis- grades of hub 20qb., bis- grades of magnetic conduction force transmiting disk outer disks 20r. centrifugation ball-and-socket in bis- grades of magnetic conduction power transmission disk center of magnetic force transmiting disk 20qa.
Bis- grades of driving shafts of 20Z..
Specific embodiment
With reference to the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is described in detail,
Obviously, described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole；Based on the reality in the present invention
Example is applied, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art is belonged to
The scope of protection of the invention.
As shown in figure 1, a kind of brushless two gear automatic speed variator of line traffic control of electric automobile of the present invention, including input shaft 1, input
5, one grade of gear, 6, one grade of input gear driving gear 7,8, one grade of line traffic control friction of first speed driven gear engage dress with engaged transmission
Put 10, two grades of line traffic control centrifugal globe arm engagement devices 20；Input gear 5 is fixedly mounted on input shaft 1；Input gear 5 and one grade
Input gear 6 is often engaged；One grade of input gear 6 is fixedly mounted on one grade of input shaft 3；One grade of driving gear 7 is driven with one grade
Gear 8 is often engaged；One grade of driving gear 7 is fixedly mounted on one grade of axle 4；First speed driven gear 8 is fixedly mounted on output shaft 2
On.
One grade of brushless line traffic control friction is arranged on one grade of input gear 6 and one grade of driving gear with engaged transmission engagement device 10
Between 7；With engaged transmission engagement device 10, one grade of brushless line traffic control friction includes that one grade of band side tooth internal spline hub 10a, one grade of band are outer
Spline friction plate 10b, one grade of band inner spline groove steel disc 10c, one grade of band side tooth spline clutch collar 10d, one grade of armature 10e, one
Shelves spline housing 10f, one grade of electric magnet 10g, one grade of return spring 10i, one grade of engagement spring 10j.
One grade of one end with side tooth internal spline hub 10a is fixedly attached to the end face of one grade of input gear 6, one grade of band side tooth
The inner side end of the other end of internal spline hub 10a is provided with one grade of side tooth 10a1 with side tooth internal spline hub；One grade of band external splines
Groove friction plate 10b is sleeved on one grade of inner spline groove with side tooth internal spline hub 10a by its external splines groove；One grade of band internal spline
Channel-section steel piece 10c is sleeved on the external splines groove of one grade of spline housing 10f by its inner spline groove；One grade of band side tooth spline clutch collar
10d is sleeved on the external splines groove of one grade of spline housing 10f by its inner spline groove, and one grade of band side tooth spline clutch collar 10d is at which
One grade of band side tooth spline clutch collar side tooth 10d1 is provided near the side end face of one grade of side tooth 10a1 with side tooth internal spline hub.
One grade of spline housing 10f is sleeved on the external splines groove of one grade of axle 4 by its inner spline groove；One grade of spline housing 10f exists
Which is fixedly connected with one grade of armature 10e on outer face away from one grade of input gear 6；One grade of electric magnet 10g is by bearing
Support is fixedly mounted on case of transmission on one grade of axle 4 and with non-magnet material, makes the magnetic pole of one grade of electric magnet 10g
Face is provided with one between one grade of electric magnet 10g and one grade of spline housing 10f just to one grade of armature 10e away from the end face of input gear 6
Shelves return spring 10i.
In the state of one grade of electric magnet 10g no power, one grade of armature 10e away from one grade of input gear 6 end face with
The magnetic pole end face of one grade of electric magnet 10g, keeps certain air-gap under the elastic force effect of one grade of return spring 10i.
Two grades of brushless line traffic control centrifugal globe arm engagement devices 20 are arranged between input gear 5 and first speed driven gear 8；Two grades
Brushless line traffic control centrifugal globe arm engagement device 20 include two grades band inner spline groove friction plate 20a, two grades band external splines channel-section steel piece 20b,
Two grades of thrust platen 20c, two grades of driven internal spline hub 20d, two grades of driven internal spline hub end lid 20e, two grades of arresting disc 20f, two
The hollow wheel disc 20j of shelves drive-by-wire disk 20g, two grades of electric magnet 20h, two grades of pre-compressed spring 20i, two grades of centrifugal globe arms, two grades from
Bulbus cordis arm pin 20k, two grades of centrifugal globe arm pin 20l, two grades of centrifugal globe 20m, two grades of centrifugation rocker-arm return spring 20p, two grades of magnetic conductions
Force transmiting disk 20q, two grades of centrifugation ball-and-socket 20r, two grades of driving shaft 20Z.
As shown in figure 1, two grades are set with two grades of driving shaft 20Z by its inner spline groove with inner spline groove friction plate 20a
On external splines groove；One end of two grades of driving shaft 20Z is fixedly connected with input shaft 1 by spline, and the other end is by bearing and output
The anterior axle journal connection of axle 2；Two grades are sleeved in two grades of internal spline hub 20d by external splines groove with external splines channel-section steel piece 20b
On spline；The hollow wheel disc 20j of two grades of centrifugal globe arms by bearings on the intermediate journal of two grades of driving shaft 20Z,
It is hollow that the hollow wheel disc 20j of two grades of centrifugal globe arms is provided with two grades of centrifugal globe arms on the outer circumference surface of 5 one end of input gear at which
Wheel disc external splines groove 20ja, two grades of drive-by-wire disk 20g are sleeved on outside the hollow wheel disc of two grades of centrifugal globe arms by its inner spline groove
On spline 20ja；Two grades of arresting disc 20f non-magnet materials are fixed on case of transmission；The hollow wheel disc of two grades of centrifugal globe arms
The other end away from input gear 5 of 20j is provided with multiple two grades of centrifugal globe arm bearings being uniformly distributed circumferentially, at each two grades
Two grades of centrifugal globe arm pin 20k are fixedly mounted on centrifugal globe arm bearing；Smooth held by which one end of two grades of centrifugal globe arm 20l
Borehole jack is mounted on the intermediate journal of two grades of centrifugal globe arm pin 20k, and two grades of centrifugal globe arm 20l can be around two grades of centrifugal globe arm pin 20k certainly
By rotating, the other end of two grades of centrifugal globe arm 20l is provided with two grades of centrifugation ball-and-socket 20r, peace in each two grades centrifugation ball-and-socket 20r
Equipped with two grades of centrifugal globe 20m, each two grades of centrifugal globe 20m is centrifuged in ball-and-socket 20r at two grades and freely can roll.
The end face of two grades of thrust platen 20c is two frequency modulated light sliding surface 20ca；The other end of two grades of thrust platen 20c is thick
Rough rubbing surface；Each two grades of centrifugal globe 20m is resisted against on the two frequency modulated light sliding surface 20ca of two grades of thrust platen 20c；Two grades of thrust pressures
External splines groove, the external splines groove of two grades of thrust platen 20c and two grades of driven internal spline hubs are additionally provided with the outer circumference surface of disk 20c
Both inner spline grooves of 20d slide axially engagement；Two grades of driven internal spline hub 20d pass through bolt near one end of input gear 5
Two grades of driven internal spline hub end lid 20e are fixedly connected, are fixedly connected with first speed driven gear 8 away from one end of input gear 5.
Two grades of magnetic conduction force transmiting disk 20q are fixedly mounted on two grades of actives by hub 20qa bearing bore in two grades of magnetic conduction power transmission disk center
On the axle journal of axle 20Z, two grades of magnetic conduction force transmiting disk 20q are additionally provided with two grades of magnetic conduction force transmiting disk outer disks 20qb, outside two grades of magnetic conduction force transmiting disks
Two grades of electric magnet 20h are provided between disk 20qb and input gear 5, two grades of electric magnet 20h non-magnet materials are fixedly mounted on change
On fast device housing, the end face of the magnetic pole end face of two grades of electric magnet 20h just to two grades of magnetic conduction force transmiting disk outer disks 20qb, two grades of magnetic conductions
The magnetic pole end face of the end face of force transmiting disk outer disk 20qb and two grades of electric magnet 20h remains certain air-gap.
The end face of the close input gear 5 of two grades of drive-by-wire disk 20g is additionally provided with two grades of friction-driven end face 20ga, and two
Shelves another end face of friction-driven end face 20ga just to two grades of magnetic conduction force transmiting disk outer disks 20qb.
In the state of two grades of electric magnet 20h no powers, outside two grades of friction-driven end face 20ga and two grades of magnetic conduction force transmiting disks
The end face of disk 20qb keeps certain air-gap under the elastic force effect of two grades of pre-compressed spring 20i；It is logical in two grades of electric magnet 20h
In the state of electricity, two grades of friction-driven end face 20ga are bonded together with the end face of two grades of magnetic conduction force transmiting disk outer disks 20qb.
The work of the operation principle of brushless two gear automatic speed variator of line traffic control of electric automobile is further illustrated with reference to embodiment
Make principle：
During one grade of transmission, the solenoid of one grade of electric magnet 10g is powered, one grade of brushless line traffic control friction and engaged transmission engagement device
10 work, meanwhile, the solenoid power-off of two grades of electric magnet 20h；One grade of armature of electromagnetic attracting force that one grade of electric magnet 10g is produced
10e drives one grade of spline housing 10f to overcome the elastic force of one grade of return spring 10i to act on to one grade of 7 direction of driving gear and moves, one grade
Spline housing 10f drives one grade of band internal spline steel disc 10c to engage with one grade of band external splines groove friction plate 10b, what the two engagement was produced
Frictional force makes one grade of synchronization with side tooth internal spline hub 10a and one grade of spline housing 10f, after the two synchronization, one grade
Engagement spring 10j further promote one grade with side tooth spline clutch collar 10d near one grade of one end with side tooth internal spline hub 10a
Face, is made one grade of side tooth 10a1 with side tooth internal spline hub be engaged with one grade of band side tooth spline clutch collar side tooth 10d1, makes one grade of band
Side tooth internal spline hub 10a and one grade of spline housing 10f synchronous rotary, one grade of spline housing 10f drive one grade of axle 4 same by its internal spline
Step transmission, so as to realize one grade of transmission；
After the solenoid power-off of two grades of electric magnet 20h, under the elastic force effect of two grades of pre-compressed spring 20i, two grades of line traffic controls are made
Drive disk 20g is engaged with two grades of arresting disc 20f, and two grades of arresting disc 20f are fixed on housing and maintain static, therefore two grades of line traffic controls are driven
The frictional force that Moving plate 20g is engaged between the latter two with two grades of arresting disc 20f makes two grades of drive-by-wire disk 20g together with two grades of centrifugal globes
The rotating speed of the hollow wheel disc 20j of arm is zero, under the twisting action of two grades of line traffic controls, two grades of centrifugal globe arm return spring 20p, makes two grades
Centrifugal globe arm 20l is inwardly drawn in together with two grades of centrifugal globe 20m, and such two grades of line traffic control rocking arms engagement device 20 does not transmit power.
During two grades of transmissions, the solenoid of two grades of electric magnet 20h is powered, two grades of brushless line traffic control centrifugal globe arm engagement devices 20
Work, meanwhile, the solenoid power-off of one grade of electric magnet 10g；After the solenoid of two grades of electric magnet 20h is powered, two grades electric
Bis- grades of magnetic conduction force transmiting disk 20q of electromagnetic attraction Jing that Magnet 20h is produced pass to two grades of drive-by-wire disk 20g, drive two grades of line traffic controls
Moving plate 20g overcomes the elastic force of two grades of pre-compressed spring 20i to act on to two grades of electric magnet 20h directions movements, so that two grades of line traffic controls are driven
Two grades of friction-driven end face 20ga of Moving plate 20g are engaged with the end face of two grades of magnetic conduction force transmiting disk 20q, are produced in the two engagement
Drive the hollow wheel disc 20j rotations of two grades of centrifugal globe arms in the presence of frictional force, the hollow wheel disc 20j of two grades of centrifugal globe arms drives each two
The 20l rotations of shelves centrifugal globe arm, meanwhile, under the influence of centrifugal force, each two grades of centrifugal globe arm 20l are around two grades of centrifugal globe arm pin 20k
Be flared out, make the one end for being provided with two grades of centrifugation ball-and-socket 20r two grades of centrifugal globe 20m be driven along two grades of two grades of thrust platen 20c
Shiny surface 20ca is outwards circled, so that two grades of centrifugal globe arm 20l produce centrifugal force together with two grades of centrifugal globe 20m, should
Centrifugal force along the central axis direction of the hollow wheel disc 20j of two grades of centrifugal globe arms component promote two grades of thrust platen 20c produce away from
The axial movement of the hollow wheel disc 20j of two grades of centrifugal globe arms, so that two grades of thrust platen 20c are by each two grades band external splines channel-section steel pieces
20b is mutually compressed with each two grades band inner spline groove friction plate 20a, by each two grades band external splines channel-section steel piece 20b and each two grades of bands
Frictional force between inner spline groove friction plate 20a realizes that two grades of driven internal spline hub 20d are synchronously revolved together with two grades of driving shaft 20Z
Turn, make the synchronous rotary of two grades of driving shaft 20Z and output shaft 2, so as to realize two grades of transmissions；
After the solenoid power-off of one grade of electric magnet 10g, one grade of spline housing 10f is together with one grade of armature 10e in one grade of return bullet
The elastic force effect of spring 10i is lower to drive one grade of band internal spline steel disc 10c to separate with one grade of band both external splines groove friction plate 10b, and one
Side tooth 10a1 of the shelves with side tooth internal spline hub is disengaged from one grade of band side tooth spline clutch collar side tooth 10d1, makes one grade of line traffic control rub
Wipe power is not transmitted with engaged transmission engagement device 10.
Two grades of electric magnet 20h are fixed on housing, and two grades of electric magnet 20h are remained with two grades of magnetic conduction force transmiting disk 20q
Fixed air-gap, therefore above-mentioned two grades of transmission process are capable of achieving brushless line traffic control transmission.Simultaneously as two grades of electric magnet 20h
After solenoid is powered, produced bis- grades of magnetic conduction force transmiting disk 20q of electromagnetic force Jing, two grades of drive-by-wire disk 20g only control driving two
The hollow wheel disc 20j of shelves centrifugal globe arm is rotated, and two grades of electric magnet 20h power consumptions are little, therefore reduces two grades of brushless line traffic control centrifugations
The operation energy consumption of ball arm engagement device 20.
One grade of drive path is：One grade of brushless line traffic control friction is powered with engaged transmission engagement device 10 and is engaged, motor
Moment of torsion input gear 5 is passed to by input shaft 1, the moment of torsion is further passed to one grade of input gear 6 by input gear 5,
One grade of axle 4 is passed to by one grade of brushless line traffic control friction and engaged transmission engagement device 10 of engagement again, then by one grade of driving tooth
Power is transferred to output shaft 2 by the engagement of wheel 7 and first speed driven gear 8, realizes one grade of deceleration transmission.
Two grades of drive path is：Two grades of brushless line traffic control centrifugal globe arm engagement devices 20 are powered and engage, the moment of torsion of motor
Two grades of driving shaft 20Z are passed to by input shaft 1, by two grades of brushless line traffic control centrifugal globe arm engagement devices 20 engaging by power
First speed driven gear 8 is transferred to, then power is outwards exported by output shaft 2, realize two grades of transmissions.
The drive path of reverse gear is：Motor is inverted, and one grade of brushless line traffic control friction is powered with engaged transmission engagement device 10
Engagement, the moment of torsion of motor pass to input gear 5 by input shaft 1, and the moment of torsion is further passed to one grade by input gear 5
Input gear 6, then two grades of axles 4 are passed to by the one grade of brushless line traffic control friction and the engaged transmission engagement device 10 that engage, then by
Power is transferred to output shaft 2 by the engagement of one grade of driving gear 7 and first speed driven gear 8, realizes reverse gear deceleration transmission.
Neutral gear：10, two grades of brushless line traffic control centrifugal globe arms of one grade of brushless line traffic control friction and engaged transmission engagement device engage dress
Put 20 and be in power-off off position, realize neutral gear.
Embodiments of the present invention are explained in detail above in conjunction with accompanying drawing, but the present invention is not limited to above-mentioned enforcement
Mode, in the ken that art those of ordinary skill possesses, can be with without departing from present inventive concept
Under the premise of various changes can be made.
Claims (1)
1. a kind of brushless two gear automatic speed variator of line traffic control of electric automobile, including input shaft (1), output shaft (2), input gear (5),
One grade of input gear (6), one grade of driving gear (7), first speed driven gear (8)；The input gear (5) is fixedly mounted on input
On axle (1)；The input gear (5) is often engaged with one grade of input gear (6)；One grade of input gear (6) is fixedly mounted on
On one grade of input shaft (3)；One grade of driving gear (7) is often engaged with first speed driven gear (8)；One grade of driving gear
(7) it is fixedly mounted on one grade of axle (4)；The first speed driven gear (8) is fixedly mounted on output shaft (2)；It is characterized in that：
It is also engaged with engaged transmission engagement device (10) and two grades of brushless line traffic control centrifugal globe arms including one grade of brushless line traffic control friction
Device (20)；
One grade of brushless line traffic control friction is arranged on one grade of input gear (6) and one grade of active with engaged transmission engagement device (10)
Between gear (7)；One grade of brushless line traffic control friction is with engaged transmission engagement device (10) including one grade of band side tooth internal spline hub
(10a), one grade of band side tooth spline clutch collar (10d), one grade of armature (10e), one grade of spline housing (10f), one grade of electric magnet
(10g), one grade of return spring (10i)；
Described one grade one end with side tooth internal spline hub (10a) is fixedly attached to the end face of one grade of input gear (6), and described one
The inner side end of the other end of the shelves with side tooth internal spline hub (10a) is provided with one grade of side tooth (10a1) with side tooth internal spline hub；
Described one grade is sleeved on the external splines groove of one grade of spline housing (10f) by its inner spline groove with side tooth spline clutch collar (10d),
Described one grade with side tooth spline clutch collar (10d) at which on the side end face of one grade of side tooth (10a1) with side tooth internal spline hub
It is provided with one grade of band side tooth spline clutch collar side tooth (10d1)；
One grade of spline housing (10f) is sleeved on the external splines groove of one grade of axle (4) by its inner spline groove；One grade of spline
Set (10f) is fixedly connected with one grade of armature (10e) on its outer face away from one grade of input gear (6)；Described one grade electric
Magnet (10g) is arranged on one grade of axle (4) and is fixedly mounted on case of transmission with non-magnet material, institute by bearings
State the magnetic pole end face of one grade of electric magnet (10g) just to one grade of armature (10e) away from input gear (6) end face, described one grade
One grade of return spring (10i) is provided between electric magnet (10g) and one grade of spline housing (10f)；
Two grades of brushless line traffic control centrifugal globe arm engagement devices (20) be arranged on input gear (5) and first speed driven gear (8) it
Between；Two grades of brushless line traffic control centrifugal globe arm engagement devices (20) are including two grades of thrust platens (20c), two grades of driven internal spline hubs
(20d), two grades of drive-by-wire disks (20g), two grades of electric magnet (20h), the hollow wheel disc (20j) of two grades of centrifugal globe arms, two grades of centrifugations
Ball arm pin (20k), two grades of centrifugal globe arms (20l), two grades of centrifugal globes (20m), two grades of magnetic conduction force transmiting disks (20q), two grades of centrifugal globes
Nest (20r), two grades of driving shafts (20Z)；
One end of two grades of driving shafts (20Z) is fixedly connected on one end of input shaft (1), two grades of centrifugal globes arm hollow wheel
Disk (20j) is arranged on the intermediate journal of two grades of driving shafts (20Z) by bearings, the hollow wheel disc of two grades of centrifugal globe arms
(20j) the hollow wheel disc external splines groove of two grades of centrifugal globe arms is provided with the outer circumference surface of input gear (5) one end at which
(20ja), two grades of drive-by-wire disks (20g) are sleeved on the hollow wheel disc external splines of two grades of centrifugal globe arms by its inner spline groove
On groove (20ja)；The other end away from input gear (5) of the hollow wheel disc (20j) of two grades of centrifugal globe arms is provided with multiple along week
To equally distributed two grades of centrifugal globes arm bearing, two grades of centrifugal globes on described each two grades of centrifugal globe arm bearing, are fixedly mounted
Arm pin (20k)；One end of two grades of centrifugal globe arms (20l) is sleeved on two grades of centrifugal globes arm pin (20k) by its smooth bearing bore
Intermediate journal on, two grades of centrifugal globe arms (20l) can be freely rotated around two grades of centrifugal globes arm pin (20k), described two grades from
The other end of bulbus cordis arm (20l) is provided with two grades of centrifugations ball-and-socket (20r), installs in each two grades centrifugations ball-and-socket (20r)
There are two grades of centrifugal globes (20m), described each two grades of centrifugal globe (20m) are centrifuged in ball-and-socket (20r) at two grades and freely can roll；
The end face of two grades of thrust platens (20c) is two frequency modulated light sliding surfaces（20ca）；Described each two grades of centrifugal globe (20m) are supported
Lean against on two frequency modulated light sliding surfaces (20ca) of two grades of thrust platens (20c)；On the outer circumference surface of two grades of thrust platens (20c) also
It is provided with the inner spline groove of external splines groove, the external splines groove of two grades of thrust platens (20c) and two grades of driven internal spline hubs (20d)
The two engagement that slides axially；The end face away from input gear (5) of two grades of driven internal spline hubs (20d) is driven with one grade
Gear (8) is fixedly connected；
Two grades of magnetic conduction force transmiting disks (20q) are fixedly mounted on two grades by hub (20qa) bearing bore in two grades of magnetic conduction power transmission disk center
On the axle journal of driving shaft (20Z), two grades of magnetic conduction force transmiting disks (20q) are additionally provided with two grades of magnetic conductions force transmiting disk outer disk (20qb), institute
State and between two grades of magnetic conductions force transmiting disk outer disk (20qb) and input gear (5), be provided with two grades of electric magnet (20h), two grades of electric magnet
(20h) it is fixedly mounted on case of transmission with non-magnet material, the magnetic pole end face of two grades of electric magnet (20h) is just to two grades
The end face of magnetic conduction force transmiting disk outer disk (20qb), the end face and two grades of electric magnet of two grades of magnetic conductions force transmiting disk outer disk (20qb)
(20h) magnetic pole end face remains certain air-gap；
The end face of the close input gear (5) of two grades of drive-by-wire disks (20g) is additionally provided with two grades of friction-driven end faces
(20ga), another end face of two grades of friction-driven end faces (20ga) just to two grades of magnetic conductions force transmiting disk outer disk (20qb).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710014000.0A CN106678289B (en) | 2017-01-09 | 2017-01-09 | Electric car is brushless two gear automatic speed variator of line traffic control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710014000.0A CN106678289B (en) | 2017-01-09 | 2017-01-09 | Electric car is brushless two gear automatic speed variator of line traffic control |
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| CN106678289B CN106678289B (en) | 2019-04-02 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2907433A (en) * | 1955-09-17 | 1959-10-06 | Ferodo Sa | Centrifugal clutches |
| FR2531166A1 (en) * | 1982-07-29 | 1984-02-03 | Duport Guy | Electro-centrifugal clutch. |
| CN2239527Y (en) * | 1995-06-20 | 1996-11-06 | 钱晓阳 | Electrical control clutch |
| CN204921864U (en) * | 2015-07-23 | 2015-12-30 | 山东理工大学 | Electric automobile automatic gearbox is kept off to electronic stylus pin coupling device formula two |
-
2017
- 2017-01-09 CN CN201710014000.0A patent/CN106678289B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2907433A (en) * | 1955-09-17 | 1959-10-06 | Ferodo Sa | Centrifugal clutches |
| FR2531166A1 (en) * | 1982-07-29 | 1984-02-03 | Duport Guy | Electro-centrifugal clutch. |
| CN2239527Y (en) * | 1995-06-20 | 1996-11-06 | 钱晓阳 | Electrical control clutch |
| CN204921864U (en) * | 2015-07-23 | 2015-12-30 | 山东理工大学 | Electric automobile automatic gearbox is kept off to electronic stylus pin coupling device formula two |
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| Publication number | Publication date |
|---|---|
| CN106678289B (en) | 2019-04-02 |
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