CN109695679A - A kind of hybrid vehicle and its stepless speed variator system - Google Patents
A kind of hybrid vehicle and its stepless speed variator system Download PDFInfo
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- CN109695679A CN109695679A CN201710993473.XA CN201710993473A CN109695679A CN 109695679 A CN109695679 A CN 109695679A CN 201710993473 A CN201710993473 A CN 201710993473A CN 109695679 A CN109695679 A CN 109695679A
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- disk
- stepless speed
- speed variator
- mantle
- variator system
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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
- F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
- F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
- F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
- F16H9/12—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members
- F16H9/16—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts
- F16H9/18—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts only one flange of each pulley being adjustable
Abstract
The present invention provides a kind of hybrid vehicle and its stepless speed variator system, and the stepless speed variator system includes the first tensioning mechanism corresponding to driving pulley, the second strainer corresponding to driven pulley.First tensioning mechanism includes electromagnetism tensioned portion, and the second strainer includes mechanical spring.Electromagnetism tensioned portion be powered after driving first can mantle disk close to the first fixed cone disk, correspondingly, second can mantle disk far from the second fixed cone disk and compress mechanical spring, compress mechanical spring, stop being powered, mechanical spring push second can mantle disk, reset all right one way or the other mantle disk.Stepless speed variator system provided by the invention only can be realized as the electromagnetism tensioning to transmission belt under energized state, so that hybrid vehicle be made to realize pure motor driving operating condition.In addition, two strainers further include hydraulic tensioning portion, to realize that electromagnetism and hydraulic hybrid to transmission belt are tensioned, so that the stepless speed variator system be enable to transmit bigger torque, there is higher transmission efficiency.
Description
Technical field
The present invention relates to motor vehicle driven by mixed power field, and in particular to a kind of hybrid vehicle and its variable speed system
System.
Background technique
Currently, increasingly sharpening with environmental pressure and Pressure on Energy, more next to the Improvement requirement of VE Vehicle Economy
It is more urgent, thus more and more vehicles start to drive using hybrid power, especially oil electricity mixing.
Stepless speed variator system, as the term suggests being exactly the speed change system without clearly specific gear, theoretically gear can be with
Unlimited more, gear setting is more free, it is easier to reach performance, oil consumption, the balance of exhaust gas discharge, and compare variable-speed gear system
It is simple with structure, the flexible advantage of speed-ratio regulation.
But when new-energy automobile of the stepless speed variator system in the prior art applied to oil electricity mixing, it is tensioned its transmission
The strainer of band is by driven by engine, so that vehicle be made to cannot achieve pure electric vehicle operating condition traveling, this is limited to a certain extent
Application of the stepless speed variator system on the new-energy automobile of oily electricity mixing.
It is this field in view of this, how to develop a kind of stepless speed variator system suitable on oil-electric vehicle
Technical staff's technical problem urgently to be resolved.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of stepless speed variator system, it to be used for hybrid vehicle；Institute
Stating stepless speed variator system includes driving pulley and corresponding first tensioning mechanism, driven pulley and second corresponding
Tight mechanism and the transmission belt being tensioned between two belt wheels；
The driving pulley is corresponding with drive sprocket axle, and can mantle disk including the first fixed cone disk and first；It is described driven
Belt wheel is corresponding with follower shaft, and can mantle disk including the second fixed cone disk and second, which is characterized in that
The first tensioning mechanism includes electromagnetism tensioned portion；Second strainer includes mechanical spring；The electromagnetism
Tensioned portion in the energized state, driving described first can mantle disk close to the first fixed cone disk, correspondingly, described second can
Mantle disk is far from the second fixed cone disk and compresses the mechanical spring, compresses the mechanical spring；Stop being powered, institute
State mechanical spring push described second can mantle disk, reset all right one way or the other mantle disk.
Stepless speed variator system provided by the invention, only the electromagnetism tensioned portion of first tensioning mechanism can open under energized state
It is dynamic, while the mechanical spring of the second strainer acts therewith, realizes and is tensioned to the electromagnetism of transmission belt, to keep oily electricity mixing dynamic
Power vehicle realizes the pure motor driving operating condition under only motor start-up state.And in background technique, only engine start state
Under, two strainers can start, and vehicle is caused to cannot achieve pure motor driving operating condition.Thus, in comparison, the present invention mentions
The stepless speed variator system of confession is more suitable for hybrid vehicle, and can more save oil consumption, more conducively environmentally friendly.
Optionally, the first tensioning mechanism and second strainer respectively further comprise a hydraulic tensioning portion；Two
The hydraulic tensioning portion includes oil pump and oil pocket；The oil pump is pumped under the drive of engine into the oil pocket hydraulic
Oil, all right one way or the other mantle disk compress the transmission belt under hydraulic action.
Optionally, the two hydraulic tensioning portions include the cover for being placed on corresponding wheel shaft；The cover include miner diameter end and
Bigger diameter end, the miner diameter end and corresponding wheel shaft circumferential surface, which seal, to be fixed, the bigger diameter end with it is corresponding can mantle disk the conical surface it is opposite
Hold it is mutually nested, make the cover, corresponding wheel shaft and correspondence can mantle disk three enclose the oil pocket jointly.
Optionally, corresponding wheel shaft be equipped with the axial hole to extend internally from its end face and the connection axial hole with
The intercommunicating pore of the corresponding oil pocket；The hydraulic oil pumped out from oil pump successively flows into institute by the axial hole and the intercommunicating pore
State oil pocket.
Optionally, the electromagnetism tensioned portion includes the fixed electromagnetic coil for being placed on the drive sprocket axle and is fixed on institute
State first can mantle disk permanent magnetism stone；The electromagnetic coil and the permanent magnetism stone are respectively positioned on the corresponding oil of the drive sprocket axle
It is intracavitary；
Under energized state, the electromagnetic coil generates magnetic force, and mutually exclusive with the permanent magnetism stone, the permanent magnetism stone is repelling
Power effect is lower drive described first can mantle disk close to the first fixed cone disk.
Optionally, the mechanical spring is placed on the follower shaft, and is located at the corresponding oil pocket of the follower shaft
It is interior；Described mechanical spring one end is butted on the inner wall of the corresponding the cover, other end to described second can mantle disk the conical surface
Opposite end.
Optionally, the electromagnetism tensioned portion further includes brush, and the brush protrudes into the axial hole of the drive sprocket axle,
And the electromagnetic coil is touched from after the stretching of the intercommunicating pore of the drive sprocket axle.
Optionally, the first fixed cone disk has circumferentially been wholely set several gear teeth, for the motor output with vehicle
Gear intermeshing on axis.
Optionally, respectively the conical surface of cone disk is set as outer rim to the curved arc conical surface of the transmission belt.
The present invention also provides a kind of hybrid vehicle, including engine and motor, the oil electric mixed dynamics
Vehicle includes above-mentioned stepless speed variator system.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of specific embodiment of stepless speed variator system provided by the invention；
Fig. 2 faces schematic cross-sectional view for Fig. 1's；
Fig. 3 is the structure enlargement diagram of first tensioning mechanism shown in Fig. 1；
Fig. 4 is the structure enlargement diagram of the second strainer shown in Fig. 1；
Fig. 5 is the structural schematic diagram of the first fixed cone disk shown in Fig. 1；
Fig. 6 is a kind of structural schematic diagram of specific embodiment of each cone discone antenna surface.
Appended drawing reference in Fig. 1-Fig. 6 is as follows:
1 driving pulley, 11 first fixed cone disks, 12 first can mantle disk, 13 drive sprocket axles, 131 first positive stop lug boss,
132 bearings, 133 first axis holes, 134 first intercommunicating pores, 14 first troughs of belt；
2 driven pulleys, 21 second fixed cone disks, 22 second can mantle disk, 23 follower shafts, 231 second positive stop lug boss,
The 232 limit shaft shoulders, 233 second axial holes, 234 second intercommunicating pores, 24 second troughs of belt；
3 transmission belts；
41 electromagnetism tensioned portions, 411 electromagnetic coils, 412 permanent magnetism stones, 413 brushes, 42 first hydraulic tensioning portions, 421 first oil
Chamber, 422 first the covers；
51 mechanical springs, 52 second hydraulic tensioning portions；521 second oil pockets, 522 second the covers；
6 engines；7 motor；8 clutches；9 differential mechanisms.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to make those skilled in the art more fully understand technical solution of the present invention
Applying mode, the present invention is described in further detail.
Fig. 1-Fig. 2 is please referred to, Fig. 1 is a kind of overall structure of specific embodiment of stepless speed variator system provided by the invention
Schematic diagram；Fig. 2 faces schematic cross-sectional view for Fig. 1's.
As shown in Figs. 1-2, stepless speed variator system provided by the invention includes driving pulley 1, driven pulley 2 and tensioning
Transmission belt 3 between two belt wheels；The transmission belt 3 is specifically as follows steel band.
The driving pulley 1 include the first fixed cone disk 11 and first can mantle disk 12,11 center of the first fixed cone disk is solid
Surely have a drive sprocket axle 13, first can mantle disk 12 be placed on drive sprocket axle 13.First can 13 circumferential direction of drive sprocket axle relatively of mantle disk 12
It is fixed, and can be moved axially with respect to drive sprocket axle 13.First fixed cone disk 11 with first can the conical surface of mantle disk 12 set in opposite directions
It sets, forms the first trough of belt 14 for accommodating 3 one end of transmission belt between two conical surface being oppositely arranged.
The driven pulley 2 include the second fixed cone disk 21 and second can mantle disk 22,21 center of the second fixed cone disk is solid
Surely have a follower shaft 23, second can mantle disk 22 be placed on follower shaft 23.Second can 23 circumferential direction of follower shaft relatively of mantle disk 22
It is fixed, and can be moved axially with respect to follower shaft 23.Second fixed cone disk 21 with second can the conical surface of mantle disk 22 set in opposite directions
It sets, forms the second trough of belt 24 for accommodating the other end of transmission belt 3 between two conical surface being oppositely arranged.
The approximate V-groove of two troughs of belt, it is first end that the transmission belt 3, which is located at one end in the first trough of belt 14, is located at second
One end in trough of belt 24 is second end.
First fixed cone disk 11 is connected with the engine 6 of hybrid vehicle and motor 7, meanwhile, follower shaft
23 are connected with the differential mechanism 9 of hybrid vehicle.
Also, first can mantle disk 12 be corresponding with first tensioning mechanism, first tensioning mechanism includes electromagnetism tensioned portion 41；Together
When, second can mantle disk 22 be corresponding with the second strainer, the second strainer includes mechanical spring 51.
The specific transmission process of stepless speed variator system provided by the invention is as follows:
Be powered to the electromagnetism tensioned portion 41, electromagnetism tensioned portion 41 drive described first can mantle disk 12 to the first fixed cone
Disk 11 is mobile (diagram is to the right), is squeezed the first end of transmission belt 3, thus along the first trough of belt 14 two conical surfaces to main belt
It is mobile (diagram is upward) to take turns 1 outer rim.
Meanwhile the second end of transmission belt 3, under the drive of first end, two conical surfaces along the second trough of belt 24 can mantle to second
The center of disk 22 is mobile (diagram is upward), thus compress second can mantle disk 21 to the direction far from the second fixed cone disk 21
Mobile (diagram is to the right), and mechanical spring 51 is compressed, so that mechanical spring 51 is generated elastic force by compression.
At this point, as described above, first can mantle disk 12 close to the process of the first fixed cone disk 11, force first movable
It bores disk 12 and generates pressing force to the first end of transmission belt 3, which forms along the component of the conical surface is tensioned the transmission belt 3 outward
First tensile force of first end.Meanwhile second can mantle disk 22 under the resilient force of mechanical spring 51 to the of transmission belt 3
Two ends apply pressing force, which forms the second tensile force for being tensioned 3 second end of transmission belt outward along the component of the conical surface.
Transmission belt 3 is tensioned under the collective effect of the first tensile force and the second tensile force.
When engine 6 and/or motor 7 drive the rotation of the first fixed cone disk 11, drive sprocket axle 13 is rotated with it, accordingly
Ground, first can mantle disk 12 also rotate with it, the second fixed cone disk 21 and second can under the rubbing action of the transmission belt 3 of tensioning
Mantle disk 22 also rotates with it, and follower shaft 23 is driven to rotate, and then the differential mechanism 9 of vehicle is driven to rotate, and so realizes
Effectively transmission.
And it is possible to obtain suitable transmission ratio, detailed process is as follows by the size for adjusting electrical current:
When electrical current is smaller, the compressed amount of mechanical spring 51 is smaller, and correspondingly, elastic force is smaller, causes second
Tensile force is less than the first tensile force, thus keep the first end of transmission belt 3 mobile to the outer rim of driving pulley 1, the second of transmission belt 3
It holds to the movement of the center of driven pulley 2, i.e. Fig. 2 shows that transmission belt 3 is whole and moves up, and makes the returning with respect to driving pulley 1 of transmission belt 3
Turn radius increase, the radius of gyration of opposite driven pulley 2 reduces, and then obtains lesser transmission ratio.
When electrical current is larger, the compressed amount of mechanical spring 51 is larger, and correspondingly, elastic force is larger, causes second
Tensile force is greater than the first tensile force, and the first end of transmission belt 3 is mobile to the center of driving pulley 1, the second end of transmission belt 3 to from
The outer rim of movable belt pulley 2 is mobile, i.e. diagram transmission belt 3 moves down, to make the radius of gyration of the transmission belt 3 with respect to driving pulley 1
Reduce, the radius of gyration of opposite driven pulley 2 increases, so that transmission ratio be made to increase.
Also, when stopping being powered, all right one way or the other mantle disk is reset to initial axial position, and detailed process is as follows:
Stop being powered, compressed mechanical spring 51 push described second can mantle disk 22 to the second fixed cone disk 21
Mobile (diagram is to the left), correspondingly, described first can mantle disk 12 along axial direction to the direction far from the first fixed cone disk 11
Mobile (diagram is to the left), until all right one way or the other mantle disk is reset to initial axial position.
Stepless speed variator system provided by the invention, only the electromagnetism tensioned portion of first tensioning mechanism can open under energized state
It is dynamic, while the mechanical spring of the second strainer acts therewith, realizes and is tensioned to the electromagnetism of transmission belt, to keep oily electricity mixing dynamic
Power vehicle realizes the pure motor driving operating condition under only 7 starting state of motor.And in background technique, only engine 6 starts shape
Under state, two strainers can start, and vehicle is caused to cannot achieve pure motor driving operating condition.Thus, in comparison, the present invention
The stepless speed variator system of offer is more suitable for hybrid vehicle, and can more save oil consumption, more conducively environmentally friendly.
Fig. 3-Fig. 4 is please referred to, Fig. 3 is the structure enlargement diagram of first tensioning mechanism shown in Fig. 1；Fig. 4 is the shown in Fig. 1
The structure enlargement diagram of two strainers.
As shown in Figure 3-4, the first tensioning mechanism further includes the first hydraulic tensioning portion 42, and second strainer is also
Including the second hydraulic tensioning portion 52.First hydraulic tensioning portion 42 includes the first oil pump (not shown) and the first oil pocket
421, second tensioned portion 52 includes the second oil pump (not shown) and the second oil pocket 521.
Two oil pumps are driven by engine 6, start engine 6, two oil pumps be driven respectively to the first oil pocket 421 with
Be pumped into hydraulic oil in second oil pocket 521, first can mantle disk 12 with second can mantle disk 22 supported under the oil pressure effect of hydraulic oil
The transmission belt 3 is pressed, to be tensioned the both ends of transmission belt 3 respectively.
This setup, when hybrid vehicle is in hybrid power operating condition, above-mentioned electromagnetism tensioned portion
41 startings, while two hydraulic tensioning portions start, to realize electromagnetism and hydraulic hybrid tensioning transmission belt 3, make the tensioning of transmission belt 3
Degree is bigger, so as to transmit bigger torque, is conducive to increase transmission efficiency.
Specifically, the first hydraulic tensioning portion 42 includes the first the cover 422 for being placed on drive sprocket axle 13, the second hydraulic tensioning portion
52 include the second the cover 522 for being placed on follower shaft 23.Two the covers include miner diameter end and bigger diameter end.The miner diameter end with it is corresponding
Wheel shaft circumferential surface sealing fix, the bigger diameter end with it is corresponding can mantle disk conical surface opposite end it is mutually nested, make the first the cover
422, drive sprocket axle 13 and first can 12 three of mantle disk enclose first oil pocket 421 jointly, make the second the cover 522,
Follower shaft 23 and second can 22 three of mantle disk enclose second oil pocket 521 jointly.
Specifically, the first positive stop lug boss 131 can be radially extended outward to form in drive sprocket axle 13, by above-mentioned first
The shell of the miner diameter end of the cover 422 is limited between the bearing 132 of 13 one end of the first positive stop lug boss 131 and drive sprocket axle.Also,
The second positive stop lug boss 231 can be radially extended outward to form in follower shaft 23, and also be cased with limit on follower shaft 23
The shaft shoulder 232, by the shell of the miner diameter end of above-mentioned second the cover 522 be limited in the second positive stop lug boss 231 and the limit shaft shoulder 232 it
Between.
Under this setup, first can mantle disk 12 move axially when, conical surface opposite end is with respect to the first the cover 422
Bigger diameter end is protruded into and is stretched out, second can mantle disk 22 move axially when, bigger diameter end of the conical surface opposite end with respect to the second the cover 522
It protrudes into and stretches out.
More specifically, drive sprocket axle 13 is equipped with the first axis hole 133 to extend internally from its end face and connection described the
First intercommunicating pore 134 of one axial hole 133 and first oil pocket 421；Meanwhile follower shaft 23 is equipped with and inwardly prolongs from its end face
Second intercommunicating pore 234 of the second axial hole 233 and connection second axial hole 233 and second oil pocket 521 stretched；
At this point, successively passing through the axial hole oil pocket corresponding with intercommunicating pore inflow from the hydraulic oil that oil pump pumps out.It is this
Set-up mode is without being additionally arranged hydraulic oil duct, convenient for saving arrangement space.
With continued reference to Fig. 3.
Specifically, as shown in figure 3, electromagnetism tensioned portion 41 include the fixed electromagnetic coil 411 for being placed on drive sprocket axle 13 and
Be fixed on first can mantle disk 12 permanent magnetism stone 412.More specifically, permanent magnetism stone 412 can be arranged around drive sprocket axle 13, and one
End be fixed on first can mantle disk 12 conical surface opposite end, other end is to electromagnetic coil 411.Also, electromagnetic coil 411 with forever
Magnetite 412 is respectively positioned in above-mentioned first oil pocket 421, in order to be arranged, and can be to avoid the two by the invasion of external impurities.
After energization, the electromagnetic coil 411 generates magnetic force, the permanent magnetism stone 412 mutually exclusive with the permanent magnetism stone 412
Driven under repulsive force effect described first can mantle disk 12 (diagram is to the right) is moved to the first fixed cone disk 11 along axial direction.
Specifically, repulsive force is small when electrical current is small, amount of movement is small, correspondingly, the decrement of mechanical spring 51 is small；When the electricity that is powered
When flowing big, repulsive force is big, and amount of movement is big, correspondingly, the decrement of mechanical spring 51 is big.
Stop being powered, first can mantle disk 12 when being resetted to the left under the action of mechanical spring 51, permanent magnetism stone 412 supports to the left
Get an electric shock magnetic coil 411, thus limit first can mantle disk 12 continue to be moved to the left, can 12 mistake of mantle disk to avoid first with this
It crosses and is moved to the left, the initial axial position that should be reset to beyond it.
More specifically, as shown in figure 3, the electromagnetism tensioned portion 41 further includes the brush for powering to electromagnetic coil 411
413, brush 413 specifically can be by the storage battery power supply of vehicle.Also, drive sprocket axle 13 is equipped with the to extend internally from its end face
One axial hole 133 and the first intercommunicating pore 134 that first axis hole 133 is inwardly connected to from 13 outer wall of drive sprocket axle.
At this point, the end face of brush 413 from drive sprocket axle 13 extends inwardly into first axis hole 133, and from the first intercommunicating pore 134
The electromagnetic coil 411 is touched after stretching.Specifically, brush 413 is in the L-type structure lain on one's side.
This setup is more easily performed compared to conducting wire power supply；And the cone disk for evacuation rotation of being more convenient for, so as to
Power supply part is avoided to be damaged by the abrasion of rotary cone.
Furthermore it is possible to which 7 electromagnetism of motor is reversed to generator, and start engine 6, makes at hybrid vehicle
In charging operating condition, at this point, engine 6 drives the rotation of the first fixed cone disk 11, so that electrical power generators are filled to the battery of vehicle
Electricity makes vehicle form electricity consumption self-loopa to meet the power demand of electromagnetism tensioned portion 41.
With continued reference to Fig. 4.
Specifically, as shown in figure 4, mechanical spring 51 can be placed on follower shaft 23, and it is located at above-mentioned second oil pocket 521
It is interior, and conical surface opposite end of the one end towards the second movable conical surface 22, the other end are butted on the miner diameter end inner wall of the second the cover 521 with shape
At compression fulcrum, in order to second can mantle disk 22 it is mobile to the direction far from the second fixed cone disk 21 when, mechanical elastic can be made
Spring 51 is in compressive state.
Fig. 1-2 and Fig. 5 is please referred to, Fig. 5 is the structural schematic diagram of the first fixed cone disk shown in FIG. 1.
Further, the first fixed cone disk 11 is circumferential is wholely set several gear teeth, and the first fixed cone disk 11 is made to form one
Formula cone of gears disk.Specifically, the tooth being arranged on output shaft of the first fixed cone disk 11 by the motor 7 of several gear teeth and vehicle
Wheel is mutually matched, the two intermeshing transmission.Also, drive sprocket axle 13 is connect with the output shaft of engine 6 by clutch 8.
This setup is convenient for system layout, keeps stepless speed variator system structure more compact, and the cone of gears disk of integral type is conducive to
It reduces transmission loss, improve transmission efficiency.
Referring to FIG. 6, it is a kind of structural schematic diagram of specific embodiment of each cone discone antenna surface that Fig. 6, which is Fig. 6,.
As shown in fig. 6, the conical surface of above-mentioned each cone disk can be set to outer rim to the curved arc conical surface of transmission belt, i.e., to
The direction bending opposite with deformation direction.It should be appreciated that boring discone antenna surface due to boring discone antenna surface press belt 3 under permanent operation
Extrusion deformation can be generated, deformation direction is directed toward conical surface side from 3 side of transmission belt.
This setup can compensate conical surface deformation, compared with prior art, (dotted line institute in figure after deforming the arc conical surface
Show) recess will not be generated, so as to avoid because transmission belt 3 caused by the deformation of the conical surface falls into depressed area and influences to be driven
The smooth transition of ratio.
In addition, the present invention also provides a kind of hybrid vehicle, including engine 6, motor 7 and above-mentioned nothing
Grade speed change system.
Hybrid vehicle provided by the present invention and its stepless speed variator system are described in detail above.This
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of the above implementation is only intended to help
Assistant solves method and its core concept of the invention.It should be pointed out that for those skilled in the art, not
, can be with several improvements and modifications are made to the present invention under the premise of being detached from the principle of the invention, these improvement and modification are also fallen into
In the protection scope of the claims in the present invention.
Claims (10)
1. a kind of stepless speed variator system, the stepless speed variator system includes driving pulley (1) and corresponding first tensioning device
Structure, driven pulley (2) and corresponding second strainer and the transmission belt (3) being tensioned between two belt wheels；
The driving pulley (1) is corresponding with drive sprocket axle (13), and can mantle disk including the first fixed cone disk (11) and first
(12)；The driven pulley (2) is corresponding with follower shaft (23), and can mantle disk including the second fixed cone disk (21) and second
(22), which is characterized in that
The first tensioning mechanism includes electromagnetism tensioned portion (41)；Second strainer includes mechanical spring (51)；It is described
Electromagnetism tensioned portion (41) in the energized state, driving described first can mantle disk (12) close to the first fixed cone disk (11),
Correspondingly, described second can mantle disk (22) far from the second fixed cone disk (21) and compressing the mechanical spring (51), make
The mechanical spring (51) is compressed；Stop be powered, the mechanical spring (51) push described second can mantle disk (22), make two
It can the reset of mantle disk.
2. stepless speed variator system according to claim 1, which is characterized in that the first tensioning mechanism and second described
Tight mechanism respectively further comprises a hydraulic tensioning portion；The two hydraulic tensioning portions include oil pump and oil pocket；The oil pump is being sent out
Hydraulic oil is pumped under the drive of motivation (6) into the oil pocket, all right one way or the other mantle disk compresses the transmission belt under hydraulic action
(3)。
3. stepless speed variator system according to claim 2, which is characterized in that the two hydraulic tensioning portions include being placed on pair
Answer the cover of wheel shaft；The cover includes miner diameter end and bigger diameter end, and the miner diameter end is sealed with corresponding wheel shaft circumferential surface and fixed, institute
State bigger diameter end with it is corresponding can mantle disk conical surface opposite end it is mutually nested, make the cover, corresponding wheel shaft and correspondence can mantle
Disk three encloses the oil pocket jointly.
4. stepless speed variator system according to claim 3, which is characterized in that two axles are equipped with from its end face and extend internally
Axial hole and the connection axial hole and the corresponding oil pocket intercommunicating pore；The hydraulic oil pumped out from the oil pump is successively
The oil pocket is flowed into through the axial hole and the intercommunicating pore.
5. stepless speed variator system according to claim 3, which is characterized in that the electromagnetism tensioned portion (41) includes fixing sleeve
In the drive sprocket axle (13) electromagnetic coil (411) and be fixed on described first can mantle disk (12) permanent magnetism stone
(412)；The electromagnetic coil (411) and the permanent magnetism stone (412) are respectively positioned on the drive sprocket axle (13) corresponding described oil pocket
It is interior；
Under energized state, the electromagnetic coil (411) generates magnetic force, the permanent magnetism stone mutually exclusive with the permanent magnetism stone (412)
(412) driven under repulsive force effect described first can mantle disk (12) close to the first fixed cone disk (11).
6. stepless speed variator system according to claim 3, which is characterized in that the mechanical spring (51) is placed on described driven
Wheel shaft (23), and be located in the follower shaft (23) corresponding described oil pocket；Described mechanical spring (51) one end is butted on correspondence
The cover inner wall, other end to described second can mantle disk (22) conical surface opposite end.
7. stepless speed variator system according to claim 4, which is characterized in that the electromagnetism tensioned portion (41) further includes brush
(413), the brush (413) protrudes into the axial hole of the drive sprocket axle (13), and from the institute of the drive sprocket axle (13)
It states after intercommunicating pore stretches out and touches the electromagnetic coil (411).
8. stepless speed variator system according to claim 1-7, which is characterized in that the first fixed cone disk (11)
Several gear teeth circumferentially are wholely set, the gear intermeshing on motor (7) output shaft with vehicle.
9. stepless speed variator system according to claim 8, which is characterized in that the conical surface of each cone disk is set as outer rim to described
The curved arc conical surface of transmission belt (3).
10. a kind of hybrid vehicle, including engine (6) and motor (7), which is characterized in that the oil electricity mixing
Power car includes the described in any item stepless speed variator systems of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710993473.XA CN109695679A (en) | 2017-10-23 | 2017-10-23 | A kind of hybrid vehicle and its stepless speed variator system |
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| CN201710993473.XA CN109695679A (en) | 2017-10-23 | 2017-10-23 | A kind of hybrid vehicle and its stepless speed variator system |
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| CN201731031U (en) * | 2010-08-16 | 2011-02-02 | 陈志坚 | Continuously variable transmission for controlling V-shaped groove in driving device by magnetic force |
| CN204857701U (en) * | 2015-08-03 | 2015-12-09 | 湖北台基半导体股份有限公司 | Power electronic module bottom plate structure |
| CN106048143A (en) * | 2016-07-12 | 2016-10-26 | 广东工业大学 | Pre-deforming laser peening strengthening method for aviation engine blade edge |
| CN106151423A (en) * | 2015-04-28 | 2016-11-23 | 长城汽车股份有限公司 | Buncher and there is its vehicle |
| WO2017178002A1 (en) * | 2016-04-14 | 2017-10-19 | Schaeffler Technologies AG & Co. KG | Drive train for a hybrid motor vehicle |
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| US4589859A (en) * | 1984-02-18 | 1986-05-20 | Usui Kokusai Sangyo Kabushiki Kaisha | Continuously variable transmission |
| JPH07305751A (en) * | 1994-05-10 | 1995-11-21 | Hitachi Ltd | Continuously variable transmission and automobile continuously variable transmission device having the transmission |
| US5685793A (en) * | 1996-08-16 | 1997-11-11 | Van Blaricom; Terry Michael | Multiple band continuously variable transmission |
| US6206796B1 (en) * | 1998-07-16 | 2001-03-27 | Lee Jong-Wan | Power transmission mechanism using metal belts |
| US20030144097A1 (en) * | 2000-05-26 | 2003-07-31 | Arjen Brandsma | Continuously variable transmission, endless flexible belt for torque transmission and adjustable pulley |
| CN2444016Y (en) * | 2000-08-25 | 2001-08-22 | 天津天大天久科技有限公司 | Precompensate flexibility adjustable level beam |
| DE10235342A1 (en) * | 2002-08-02 | 2004-02-19 | Audi Ag | Wrap contact converter for infinitely variable transmission of vehicle has run-up surfaces of at least one disk pair concave in cross section |
| CN2913738Y (en) * | 2006-05-19 | 2007-06-20 | 胡晓明 | Electromagnetically control variable-speed unit for mini vehicles |
| JP2009275718A (en) * | 2008-05-12 | 2009-11-26 | Toyota Motor Corp | Continuously variable transmission |
| CN201731031U (en) * | 2010-08-16 | 2011-02-02 | 陈志坚 | Continuously variable transmission for controlling V-shaped groove in driving device by magnetic force |
| CN106151423A (en) * | 2015-04-28 | 2016-11-23 | 长城汽车股份有限公司 | Buncher and there is its vehicle |
| CN204857701U (en) * | 2015-08-03 | 2015-12-09 | 湖北台基半导体股份有限公司 | Power electronic module bottom plate structure |
| WO2017178002A1 (en) * | 2016-04-14 | 2017-10-19 | Schaeffler Technologies AG & Co. KG | Drive train for a hybrid motor vehicle |
| CN106048143A (en) * | 2016-07-12 | 2016-10-26 | 广东工业大学 | Pre-deforming laser peening strengthening method for aviation engine blade edge |
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