CN104534035B - Speed changing device and automobile - Google Patents
Speed changing device and automobile Download PDFInfo
- Publication number
- CN104534035B CN104534035B CN201510008988.0A CN201510008988A CN104534035B CN 104534035 B CN104534035 B CN 104534035B CN 201510008988 A CN201510008988 A CN 201510008988A CN 104534035 B CN104534035 B CN 104534035B
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- Prior art keywords
- gear
- speed
- automobile
- shaft
- transmission shaft
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Classifications
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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
- F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
- F16H3/22—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially
- F16H3/30—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial
- F16H3/32—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial and an additional shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
-
- 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
- F16H2700/00—Transmission housings and mounting of transmission components therein; Cooling; Lubrication; Flexible suspensions, e.g. floating frames
Abstract
The invention provides a speed changing device and an automobile, and belongs to the field of automobiles. The speed changing device comprises a speed changing box, an input shaft, a first transmission shaft, a second transmission shaft, a third transmission shaft, a fourth transmission shaft, a fifth transmission shaft, an intermediate transmission shaft and an output shaft, wherein the input shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft, the fourth transmission shaft, the fifth transmission shaft, the intermediate transmission shaft and the output shaft are arranged in the speed changing box and used for transmitting power. The automobile comprises the speed changing device. The output shaft of the speed changing device is connected with a driving shaft of the automobile, the driving shaft is connected with two driving wheels, and the automobile further comprises two driven wheel. The speed changing device is simple in structure, speed can be changed conveniently, the automobile with the speed changing device can shift gears automatically and rapidly, the automobile body is light, energy consumption is low, energy is saved and environment is protected.
Description
Technical field
The present invention relates to automotive field, in particular to a kind of speed change gear and automobile.
Background technology
One of automobile is the significant product of Development of Human Civilization, and the indispensable instrument of institute of modern society.Automobile
Speed change gear be one of most important most crucial device in each automobile, automobile needs different under different transport conditions
Speed, traditional manual-gear vehicle pass through driver according to running car situation manual shift, and this process is cumbersome, it is more difficult to
Operation.And traditional speed change gear complex structure, parts are more, relatively costly, and weight is larger, increased and uses this
The energy consumption of the automobile of speed change gear is planted, cost, inadequate energy-conserving and environment-protective are further increased.
The content of the invention
The invention provides a kind of speed change gear and automobile, it is desirable to provide a kind of speed change gear of simple structure is come on improving
State problem.
What the present invention was realized in：
Speed change gear, including change speed gear box, the change speed gear box is provided with input shaft, one end and the driving means phase of the input shaft
Even, the other end is provided with the first conjunction gear, and input shaft is provided with the first low-speed gear；If the speed change gear application is in the car,
Driving means so herein can be the motor driven by accumulator, or the electromotor of non-combusted fuels or other energy,
If the speed change gear is applied in other equipment, then driving means herein can also be water pump, oil pressure pump or air pump etc.
Deng.
The first power transmission shaft is additionally provided with change speed gear box, the first tooth set is arranged with first power transmission shaft, and first tooth puts
The first intermediate gear and the first high gear is provided with, the first tooth set is provided with what is matched with the first conjunction gear near one end of input shaft
Second conjunction gear, is provided with the first spring being connected with the first tooth set, the speed change between the first tooth set and the first power transmission shaft
Case is provided with the first electric magnet, and first electric magnet can make first spring-compressed after being powered.Second knot of the first power transmission shaft
Close tooth and can engage the transmission for realizing power with the first conjunction gear of input shaft, be to rotate coaxially both in transmission, rotating speed is consistent,
Therefore the two is oppositely arranged in variator respectively.
Linear velocity of two gears being meshed both in transmission is identical, and the angular velocity of the latter depends on the biography of two gears
Dynamic ratio, or perhaps the diameter ratio of two gears, when the diameter of the two is identical, then connect the rotating speed one of the rotating shaft of the two gears
Cause；When diameter of the driving gear with diameter greater than driven gear, the rotating speed of driven shaft can be less than the rotating speed of driving shaft；When actively
When the diameter of gear is less than the diameter of driven gear, the rotating speed of driven shaft can be more than the rotating speed of driving shaft.This be variator and
The ultimate principle of other actuating devices.
The first low-speed gear, the first intermediate gear and the first high gear has been respectively mentioned above, and which is meant that by
During one low-speed gear transmission power, final output speed is lower-speed state, by final during the first intermediate gear transmission power
Output speed is middling speed state, and when transmitting power by the first high gear, final output speed is fast state.Therefore, it is
The effect above is realized, the diameter of the first low-speed gear, the first intermediate gear and the first high gear in the present invention is incremented by successively.
Second driving shaft is additionally provided with change speed gear box, the second tooth set is arranged with the second driving shaft, and second tooth puts
Be provided with the second low-speed gear that can coordinate with first low-speed gear, be provided between second tooth set and second driving shaft with
The second spring that second tooth set is connected, the change speed gear box are provided with the second electric magnet, and second electric magnet can make described after being powered
Second spring is compressed.Second low-speed gear of second driving shaft can engage the biography for realizing power with the first low-speed gear of input shaft
Defeated, linear velocity both during transmission is consistent, therefore the two is adjacent in the change speed gear box and be arranged in parallel.
The 3rd power transmission shaft is additionally provided with change speed gear box, the 3rd tooth set is arranged with the 3rd power transmission shaft, and the 3rd tooth puts
It is provided with the second intermediate gear that can coordinate with first intermediate gear and the second high speed that can coordinate with the first high gear
Gear, is provided with the 3rd spring being connected with the 3rd tooth set, is set on the change speed gear box between the 3rd tooth set and the 3rd power transmission shaft
There are the 3rd electric magnet, the 3rd electric magnet make the 3rd spring-compressed after being powered.Second intermediate gear of the 3rd power transmission shaft
Can engage with the first intermediate gear of the first power transmission shaft, the second high gear can be engaged with the first high gear of the first power transmission shaft
Realize the transmission of power, therefore the 3rd power transmission shaft is adjacent with the first power transmission shaft in the change speed gear box and be arranged in parallel.
Additionally, the second intermediate gear and the first intermediate gear, and the second high gear can not be same with the first high gear
When be in engagement, cannot otherwise be driven, therefore the first intermediate gear and the first high speed tooth on the first power transmission shaft in the present invention
The distance between wheel is less than the distance between the second intermediate gear and the second high gear on the 3rd power transmission shaft.When the second middling speed tooth
When engaging with the first intermediate gear, the second high gear is separated wheel with the first high gear, equally, when the second high gear and the
When one high gear is engaged, the second intermediate gear is separated with the first intermediate gear.
The 4th power transmission shaft is additionally provided with change speed gear box, and the 4th power transmission shaft is provided with can be with second low-speed gear cooperation
3rd low-speed gear, can with second intermediate gear coordinate the 3rd intermediate gear and can match somebody with somebody with second high gear
The 3rd high gear for closing, is additionally provided with input gear on the 4th power transmission shaft.
The two ends of the 4th power transmission shaft are rotated with change speed gear box and be connecteds, the simultaneously rotation of four above which gear, thus this
The rotating speed of four power transmission shafts has most direct relation with the final output speed of the speed change gear.Speed change gear is in different conditions
Under, it is respectively by the 3rd low-speed gear, the 3rd intermediate gear or the 3rd high gear as driving gear, dynamic in the speed change gear
In power transmission process, the second low-speed gear, the second intermediate gear and the second high gear only serve the transmission effect of power, will not
The final rotating speed of speed change gear is had an impact.It is low with first that the final output rotating speed of the speed change gear depends on the 3rd low-speed gear
The diameter ratio and the 3rd high gear and the first high speed tooth of the diameter ratio of fast gear, the 3rd intermediate gear and the first intermediate gear
The diameter ratio of wheel.
After the diameter of input shaft and the position, the first low-speed gear and the 3rd low-speed gear of the 4th power transmission shaft determines, that
The diameter of the position of second driving shaft and the second low-speed gear also has determined that and is unique (depending on the first low-speed gear and the
The distance between three low-speed gears).The diameter ratio of first low-speed gear and threeth low-speed gear is designed during design according to demand can.
When the diameter of the first power transmission shaft and the position, the first intermediate gear and the 3rd intermediate gear of the 4th power transmission shaft determines
Afterwards, the position of that the 3rd power transmission shaft and the diameter of the second intermediate gear also have determined that and are uniquely (depending on the first middling speed tooth
The distance between wheel and the 3rd intermediate gear).The straight of that the second high gear after the diameter of the first high gear is determined now
Footpath then also has determined that and is unique (depending on the distance between the first high gear and the 3rd power transmission shaft), then now second is high
The distance between fast gear and the 4th power transmission shaft also have determined that.
The designer of the present invention has found such a problem in design：If directly the second high gear and the 4th passed
The distance between moving axis is set to the radius of the 3rd high gear, then the diameter ratio of the 3rd intermediate gear and the first intermediate gear with
And the 3rd high gear and the first high gear diameter than unusual being close to, in not seen when speed change gear works substantially
The difference of speed and high speed, if considering further that foozle, rigging error and other factors, the two data more can connect
Closely, it is impossible to apply in practice.
For this purpose, designer has done such design：Intermediate propeller shaft is additionally provided with change speed gear box, and the intermediate propeller shaft is provided with
The intermediate drive gear engaged with the 3rd high gear, the intermediate drive gear can be engaged with second high gear.
Intermediate propeller shaft is located between the 3rd power transmission shaft and the 4th power transmission shaft, and the intermediate drive gear above which is constantly in and three-hypers
The engagement of fast gear.Now, the diameter of the 3rd high gear, less 3rd high gear can be designed according to the actual requirements
Diameter cause the first high gear and the diameter of the 3rd high gear than larger, be obtained in that the speed change gear higher defeated
Go out speed.
Under the enlightenment of here design, it is also possible in the 3rd intermediate gear and the second intermediate gear and the 3rd low-speed gear and
Second low-speed gear arranges idler gear, makes the speed change gear be obtained in that more different output speeds.
The 5th power transmission shaft is additionally provided with change speed gear box, and the 5th power transmission shaft is provided with the output gear engaged with the input gear
Wheel, one end of the 5th power transmission shaft is connected with output shaft.The rotating speed of the 5th power transmission shaft is the final output of this speed change gear
Rotating speed.Output gear is designed also dependent on actual demand with the diameter ratio of input gear.
This speed change gear can obtain three kinds of different rotating speeds in practical application：
When first spring is in compressive state and second spring is in original state, first conjunction gear and the
Two conjunction gears are separated, the first low-speed gear is engaged with the second low-speed gear, the second low-speed gear is engaged with the 3rd low-speed gear.This
When the speed change gear be lower-speed state, what the compression of the first spring was leaned on is the magnetic force of the first electric magnet, and the first electric magnet can pass through
Electric supply installation supply of electrical energy.Now no matter the 3rd spring is in compressive state or original state, does not affect the transmission of power.
When first spring is in original state and second spring is in compressive state and the 3rd spring is in initial shape
During state, first conjunction gear is engaged with the second conjunction gear, the first intermediate gear is engaged with the second intermediate gear, the second middling speed tooth
Wheel is engaged with the 3rd intermediate gear.Now the speed change gear is middling speed state.
When first spring is in original state and second spring is in compressive state and the 3rd spring is in compression shape
During state, first conjunction gear is engaged with the second conjunction gear, the first high gear is engaged with the second high gear, the second high speed tooth
Wheel is engaged with intermediate drive gear.Now the speed change gear is fast state.
When the first spring and second spring are in compressive state, the first conjunction gear is separated with the second conjunction gear, first
Low-speed gear is separated with the second low-speed gear, and now no matter the 3rd spring is in compressive state or original state, the change quick-mounting
Put and be in neutral position state.Now motorless transmission.
First spring of the speed change gear and second spring are not simultaneously in original state, and otherwise the speed change gear is by card
Extremely, power cannot be transmitted, and the serious driving means that also can result in are burnt.
Preferably, the first low-speed gear of speed change gear and other each gears are helical gear.
Preferably, input shaft is separately formed with the first low-speed gear, specifically：The input shaft is provided with spline, and first
The inwall of low-speed gear is provided with spline, and input shaft is connected with spline by spline with the first low-speed gear.So make
It is advantageous in that：Material is saved, the tailing that the input shaft being fabricated separately and the first low-speed gear are produced when making is less, cost
It is relatively low；Convenient to process, the processing technology of the two is different, and work flow is different, is fabricated separately improving working (machining) efficiency；Convenient
Match somebody with somebody, same model input shaft can match the first low-speed gear of various different-diameters.
In order that the speed change gear is in transmission, second driving shaft and the 3rd power transmission shaft are not at vacant state, designer
The first fixed mount is additionally arranged in change speed gear box, and the first fixed mount is connected with second driving shaft and the 3rd drive axis.It is such
The transmission power that design can make second driving shaft and the 3rd power transmission shaft more stable.Similarly, it is solid that second is additionally provided with change speed gear box
Determine frame, the second fixed mount is rotated with the two ends of intermediate propeller shaft and is connected.
A kind of automobile, including above-mentioned speed change gear, the output shaft of its speed change gear is connected with the drive shaft of the automobile, described
Drive shaft is connected with two drivewheels, and the automobile also includes two driven pulleys.Speed change gear can be by when in use for this automobile
Power passes to drivewheel, and drivewheel can drive driven pulley to rotate.Preferably, the drivewheel is the trailing wheel of the automobile, and driven pulley is
The front-wheel of automobile.Therefore, the automobile of this structural style is driven after being.The car of rear-guard pattern is a kind of relatively conventional automobile,
Medium-to-high grade automobile is generally used for, sport car is also commonly applied to.Because the speed change gear in the automobile is simple and light, therefore adopts
Its premium properties can preferably be played with the automobile of rear-guard pattern.
Further, drive shaft is connected with drivewheel by differential mechanism, enables the automobile to realize basic turning work.
Preferably, the differential mechanism carries differential lock.Differential lock is one of part more important on differential mechanism.The effect of differential lock is to work as
It is when one driving wheel skids, differential carrier is integral with half shaft locking, make differential mechanism lose differential action, can be whole torsions
Square is transferred in another side drive wheel.
Preferably, designer of the invention is improved to the automobile so as to can realize self shifter：The automobile
Including velocity sensor, the velocity sensor is connected with the control system of automobile, the first electric magnet of the speed change gear, second
Electric magnet, the 3rd electric magnet and the control system are connected with the accumulator of the automobile respectively；Current essentially all automobile is all
With velocity sensor, it is normally in the change speed gear box of automobile, the velocity sensor of the automobile in the present invention is located at and becomes quick-mounting
On the change speed gear box put, the rotating speed of output shaft is can detect that, and is transmitted to control system.
When the vehicle starting, control system is controlled first electric magnet and is connected with accumulator, simultaneously switches off second electric
The connection of Magnet and accumulator；Now the automobile is Low gear state, and under this state, automobile can obtain higher moment of torsion, make automobile
Can smoothly start to walk, accelerate.
When velocity sensor senses the speed of the automobile more than default First Speed in control system, control system
The connection of the first electric magnet and accumulator is disconnected, while making the second electric magnet be connected with accumulator, the 3rd electric magnet is simultaneously switched off
With the connection of accumulator；Now the automobile is middle-grade state, and under this state, on the one hand automobile can obtain higher rotating speed, another
Aspect also has good moment of torsion, facilitates follow-up further acceleration.
Default First Speed can be set according to practical situation, typically may be configured as thousand ms/h of 20-30, for example will
Which is set to 20,000 ms/h, after the speed of the automobile exceedes the speed, is capable of achieving the switching of gear by control system,
It is changed into middle-grade from low grade.
When velocity sensor senses the speed of the automobile more than default second speed in control system, control system
Disconnect the connection of the first electric magnet and accumulator, while make the second electric magnet be connected with accumulator, while make the 3rd electric magnet with
Accumulator connects.Now the automobile is high-grade state, and under this state, automobile can obtain higher rotating speed, automobile is put down at a high speed
Quietly travel.
Default second speed is set also dependent on practical situation, typically may be configured as thousand ms/h of 40-50, for example will
Which is set to 40,000 ms/h, after the speed of the automobile exceedes the speed, is capable of achieving the switching of gear by control system,
It is changed into high-grade from middle-grade.
The invention has the beneficial effects as follows：The speed change gear that obtains by above-mentioned design of the present invention, when its first conjunction gear and
Second conjunction gear is separated, the first low-speed gear is engaged with the second low-speed gear, the second low-speed gear is engaged with the 3rd low-speed gear
When, the speed change gear is in Low transmission state；Engage with the second conjunction gear when the first conjunction gear, the first intermediate gear and second
When intermediate gear engagement, the second intermediate gear are engaged with the 3rd intermediate gear, the speed change gear is in middling speed drive state；When
One conjunction gear is engaged with the second conjunction gear, the first high gear is engaged with the second high gear, the second high gear is passed with middle
When moving gear is engaged, the speed change gear is in high-speed drive state.Therefore, the speed change gear has three-step gear shift function, and its
Internal structure is simple, very useful, largely reduces the cost of speed change gear, further reduces using the change quick-mounting
The weight of the equipment put, reduces energy consumption.
The automobile of the speed change gear is applied, not only with three-step gear shift function, and can be by the control system reality of automobile
Existing fluid drive, reduces the operation of driver by a relatively large margin, makes the more convenient use of the automobile, while the automobile energy consumption is relatively low,
Meet the demand of current country and society.
Description of the drawings
Fig. 1 is the axonometric drawing of the input shaft of the speed change gear that first embodiment of the invention is provided；
Fig. 2 is the side view of the input shaft of the speed change gear that first embodiment of the invention is provided；
Fig. 3 is the structural representation of the first low-speed gear of the speed change gear that first embodiment of the invention is provided；
Fig. 4 is the front view of the first power transmission shaft of the speed change gear that first embodiment of the invention is provided；
Fig. 5 is the main view of the input shaft with the first low-speed gear of the speed change gear that first embodiment of the invention is provided
Figure；
Fig. 6 is the front view that the input shaft and the first power transmission shaft of the speed change gear that first embodiment of the invention is provided coordinates；
Fig. 7 is the sectional view that the input shaft and the first power transmission shaft of the speed change gear that first embodiment of the invention is provided coordinates；
Fig. 8 is the axonometric drawing that the input shaft and the first power transmission shaft of the speed change gear that first embodiment of the invention is provided coordinates；
Fig. 9 is the structural representation of the second driving shaft of the speed change gear that first embodiment of the invention is provided；
Figure 10 is the structural representation of the 3rd power transmission shaft of the speed change gear that first embodiment of the invention is provided；
Figure 11 is the structural representation of the 4th power transmission shaft of the speed change gear that first embodiment of the invention is provided；
Figure 12 is the structural representation of the intermediate propeller shaft of the speed change gear that first embodiment of the invention is provided；
Figure 13 is the structural representation under middling speed state of the speed change gear that first embodiment of the invention is provided；
Figure 14 is the structural representation at high speeds of the speed change gear that first embodiment of the invention is provided；
Figure 15 is structural representation when low speed is changed at a high speed of the speed change gear that first embodiment of the invention is provided；
Figure 16 is structural representation when middling speed is changed into low speed of the speed change gear that first embodiment of the invention is provided；
Figure 17 is that structure when high speed or low speed are changed into neutral of the speed change gear that first embodiment of the invention is provided is shown
It is intended to；
Figure 18 is that structure when middling speed or low speed are changed into neutral of the speed change gear that first embodiment of the invention is provided is shown
It is intended to；
Figure 19 is the structural representation of the automobile that second embodiment of the invention is provided.
Figure acceptance of the bid note is respectively：
Change speed gear box 101；Input shaft 102；Driving means 103；First conjunction gear 104；First low-speed gear 105；First passes
Moving axis 106；First tooth set 107；First intermediate gear 108；First high gear 109；Second conjunction gear 110；First spring
111；First electric magnet 112；Second driving shaft 113；Second tooth set 114；Second low-speed gear 115；3rd power transmission shaft 116；The
Three teeth set 117；Second intermediate gear 118；Second high gear 119；4th power transmission shaft 120；3rd low-speed gear 121；3rd
Intermediate gear 122；3rd high gear 123；Input gear 124；Intermediate propeller shaft 125；Intermediate drive gear 126；5th passes
Moving axis 127；Output gear 128；Output shaft 129；Spline 130；First fixed mount 131；Second fixed mount 132；Second electric magnet
133；3rd electric magnet 134；
Drive shaft 201；Drivewheel 202；Driven pulley 203；Differential mechanism 204.
Specific embodiment
One of automobile is the significant product of Development of Human Civilization, and the indispensable instrument of institute of modern society.Automobile
Speed change gear be one of most important most crucial device in each automobile, automobile needs different under different transport conditions
Speed, traditional manual-gear vehicle pass through driver according to running car situation manual shift, and this process is cumbersome, it is more difficult to
Operation.And traditional speed change gear complex structure, parts are more, relatively costly, and weight is larger, increased and uses this
The energy consumption of the automobile of speed change gear is planted, cost, inadequate energy-conserving and environment-protective are further increased.
In consideration of it, the designer of the present invention is by long-term exploration and trial, and multiple experiment and effort, constantly
Reform and innovation, have devised a kind of speed change gear and automobile, and this speed change gear simple structure, cost are relatively low, and gearshift is convenient；Make
Auto cost with this speed change gear is relatively low, and gearshift is convenient, economical and practical, energy-conserving and environment-protective.
For making purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
First embodiment, refers to Fig. 1-18
The speed change gear that the present embodiment is provided, including change speed gear box 101, the change speed gear box 101 is provided with input shaft 102, and this is defeated
The one end for entering axle 102 is connected with driving means 103, and the other end is provided with the first conjunction gear 104, and it is low that input shaft 102 is provided with first
Fast gear 105；If the speed change gear application is in the car, then driving means 103 herein can be driven by accumulator
Motor, or the electromotor of non-combusted fuels or other energy, if the speed change gear is applied in other equipment, then this
The driving means 103 at place can also be water pump, oil pressure pump or air pump etc..
The first power transmission shaft 106 is additionally provided with change speed gear box 101, and (left side herein refers to Figure 13 to the left end of the first power transmission shaft 106
Left-hand) rotate with change speed gear box 101 and be connected, be arranged with the first tooth set 107 on first power transmission shaft 106, first tooth covers 107
It is provided with the first intermediate gear 108 and the first high gear 109, the first tooth set 107 is provided with and the near one end of input shaft 102
Second conjunction gear 110 of the matching of one conjunction gear 104, is provided with and the first tooth between the first tooth set 107 and the first power transmission shaft 106
The first spring 111 that set 107 is connected, the change speed gear box 101 are provided with the first electric magnet 112.Second combination of the first tooth set 107
Tooth 110 can engage the transmission for realizing power with the first conjunction gear 104 of input shaft 102, be to rotate coaxially, turn both in transmission
Speed is consistent, therefore the two is oppositely arranged in variator respectively.
When the first spring 111 is located at original state, the of the second conjunction gear 110 of the first tooth set 107 and input shaft 102
One conjunction gear 104 is engaged；After the first electric magnet 112 is powered compress can first spring 111, drive the first tooth set 107
It is moved to the left, the second conjunction gear 110 is separated with the first conjunction gear 104.
Linear velocity of two gears being meshed both in transmission is identical, and the angular velocity of the latter depends on the biography of two gears
Dynamic ratio, or perhaps the diameter ratio of two gears, when the diameter of the two is identical, then connect the rotating speed one of the rotating shaft of the two gears
Cause；When diameter of the driving gear with diameter greater than driven gear, the rotating speed of driven shaft can be more than the rotating speed of driving shaft；When actively
When the diameter of gear is less than the diameter of driven gear, the rotating speed of driven shaft can be less than the rotating speed of driving shaft.This be variator and
The ultimate principle of other actuating devices.
For the present embodiment, the first low-speed gear 105, the first intermediate gear 108 and the first high speed has been respectively mentioned above
Gear 109, which is meant that the final output speed of the actuating device is low speed shape when transmitting power by the first low-speed gear 105
State, is middling speed state by output speed final during the transmission power of the first intermediate gear 108, by the first high gear 109
During transmission power, final output speed is fast state.Therefore, it is to realize the effect above, the first low-speed gear in the present invention
105th, the diameter of the first intermediate gear 108 and the first high gear 109 is incremented by successively.
Second driving shaft 113 is additionally provided with change speed gear box 101, and the right-hand member of second driving shaft 113 is rotated with change speed gear box 101 and connected
Connect, on the second driving shaft 113, be arranged with the second tooth set 114, the second tooth set 114 is provided with can be with the first low speed tooth
The second low-speed gear 115 that wheel 105 coordinates, is provided with second spring between the second tooth set 114 and second driving shaft 113, institute
State change speed gear box 101 and be provided with the second electric magnet 133, second electric magnet 133 can make the second spring compression after being powered.
When second spring is located at initial position, the second low-speed gear 115 is engaged with the first low-speed gear 105；When second
Electric magnet 133 compresses can second spring after being powered, and drive the second tooth set 114 to move right, and make the second low-speed gear 115 and the
One low-speed gear 105 is separated.
Second low-speed gear 115 of second driving shaft 113 can engage realization with the first low-speed gear 105 of input shaft 102
The transmission of power, the linear velocity both during transmission are consistent, therefore the two is adjacent in the change speed gear box 101 and be arranged in parallel.
The 3rd power transmission shaft 116 is additionally provided with change speed gear box 101, and the left end of the 3rd power transmission shaft 116 is rotated with change speed gear box 101 and connected
Connect, on the 3rd power transmission shaft 116, be arranged with the 3rd tooth set 117, the 3rd tooth set 117 is provided with can be with the first middling speed tooth
The second intermediate gears 118 and the second high gear 119 that can coordinate with the first high gear 109 that wheel 108 coordinates, described the
The 3rd spring is provided between three teeth set 117 and the 3rd power transmission shaft 116, the change speed gear box 101 is provided with the 3rd electric magnet 134, should
3rd electric magnet 134 can make the 3rd spring-compressed after being powered.
When the 3rd spring is located at initial position, the second intermediate gear 118 is engaged with the first intermediate gear 108, and first is high
Fast gear 109 is separated with the second high gear 119；The 3rd spring-compressed can be made after the 3rd electric magnet 134 is powered, the 3rd is driven
Tooth set 117 is moved to the left, and the second intermediate gear 118 is separated with the first intermediate gear 108, the first high gear 109 and second
High gear 119 is engaged.
Second intermediate gear 118 of the 3rd power transmission shaft 116 can be engaged with the first intermediate gear 108 of the first power transmission shaft 106,
Second high gear 119 can engage the transmission for realizing power with the first high gear 109 of the first power transmission shaft 106, therefore become
In fast case 101, the 3rd power transmission shaft 116 is adjacent with the first power transmission shaft 106 and be arranged in parallel.
Additionally, the second intermediate gear 118 and the first intermediate gear 108, and the second high gear 119 and the first high speed tooth
Wheel 109 is not simultaneously in engagement, cannot otherwise be driven, therefore the first middling speed on the first power transmission shaft 106 in the present embodiment
Gear 108 is high with second less than the second intermediate gear 118 on the 3rd power transmission shaft 116 with the distance between the first high gear 109
The distance between fast gear 119.When the second intermediate gear 118 is engaged with the first intermediate gear 108, the second high gear 119
Separate with the first high gear 109, equally, when the second high gear 119 is engaged with the first high gear 109, the second middling speed
Gear 118 is separated with the first intermediate gear 108.
The 4th power transmission shaft 120 is additionally provided with change speed gear box 101, and the 4th power transmission shaft 120 is provided with can be with second low speed
Gear 115 coordinate the 3rd low-speed gear 121, can with second intermediate gear 118 coordinate the 3rd intermediate gear 122 and
The 3rd high gear 123 that can coordinate with second high gear 119, is additionally provided with input tooth on the 4th power transmission shaft 120
Wheel 124.
The two ends of the 4th power transmission shaft 120 are rotated with change speed gear box 101 and are connected, and four above which gear is rotated simultaneously, because
The rotating speed of this 4th power transmission shaft 120 has most direct relation with the final output speed of the speed change gear.Speed change gear is in
Under different conditions, respectively by the 3rd low-speed gear 121, the 3rd intermediate gear 122 or the 3rd high gear 123 as driving tooth
Wheel, in the speed change gear power train process, the second low-speed gear 115, the second intermediate gear 118 and the second high gear
The 119 transmission effects for only serving power, will not have an impact to the final rotating speed of speed change gear.Therefore the speed change gear is final defeated
Go out rotating speed depending in the diameter ratio of the 3rd low-speed gear 121 and the first low-speed gear 105, the 3rd intermediate gear 122 and first
The diameter ratio and the diameter ratio of the 3rd high gear 123 and the first high gear 109 of fast gear 108.
Position, the first low-speed gear 105 and the 3rd low-speed gear 121 when input shaft 102 and the 4th power transmission shaft 120 it is straight
After footpath determines, the diameter of the position of that second driving shaft 113 and the second low-speed gear 115 also has determined that and is uniquely (to depend on
In the distance between the first low-speed gear 105 and the 3rd low-speed gear 121).First low speed tooth is designed during design according to demand can
The diameter ratio of wheel 105 and the 3rd low-speed gear 121.
Position, the first intermediate gear 108 and the 3rd intermediate gear 122 when the first power transmission shaft 106 and the 4th power transmission shaft 120
Diameter determine after, the diameter of the position of that the 3rd power transmission shaft 116 and the second intermediate gear 118 also has determined that and is unique
(depending on the distance between the first intermediate gear 108 and the 3rd intermediate gear 122).First high gear 109 is determined now
Diameter after the diameter of that the second high gear 119 then also have determined that and be unique (depending on the first high gear 109 and the 3rd
The distance between power transmission shaft 116), then now the second high gear 119 is also true with the distance between the 4th power transmission shaft 120
It is fixed.
The designer of the present invention has found such a problem in design：If directly by the second high gear 119 and the
The distance between four power transmission shafts 120 are set to the radius of the 3rd high gear 123, then the 3rd intermediate gear 122 and the first middling speed
The diameter of the diameter ratio and the 3rd high gear 123 and the first high gear 109 of gear 108 is becoming than unusual being close to
Speed variator does not see the difference of middling speed and high speed substantially when working, if consider further that foozle, rigging error and other
Factor, then the two data can be closer to, it is impossible to applies in practice.
For this purpose, designer has done such design：Intermediate propeller shaft 125 is additionally provided with change speed gear box 101, the intermediate propeller shaft
125 are provided with the intermediate drive gear 126 engaged with the 3rd high gear 123, the intermediate drive gear 126 can with it is described
Second high gear 119 is engaged.Intermediate propeller shaft 125 is located between the 3rd power transmission shaft 116 and the 4th power transmission shaft 120, middle to pass
Intermediate drive gear 126 on moving axis 125 is constantly in the engagement with the 3rd high gear 123.Now, can be according to reality
The diameter of the 3rd high gear 123 of Demand Design, the diameter of less 3rd high gear 123 cause the first high gear 109
With the diameter of the 3rd high gear 123 than larger, the speed change gear is made to be obtained in that higher output speed.
Under the enlightenment of here design, it is also possible in the 3rd intermediate gear 122 and the second intermediate gear 118, and the 3rd low speed
Gear 121 and the second low-speed gear 115 arrange idler gear, make the speed change gear be obtained in that more different output speeds.
Preferably, the diameter of the 3rd low-speed gear 121, the 3rd intermediate gear 122 and the 3rd high gear 123 is passed successively
Subtract.
The 5th power transmission shaft 127 is additionally provided with change speed gear box 101, and the 5th power transmission shaft 127 is provided with and the input gear 124
The output gear 128 of engagement, one end of the 5th power transmission shaft 127 is connected with output shaft 129.The rotating speed of the 5th power transmission shaft 127
It is the final output rotating speed of this speed change gear.The diameter ratio of output gear 128 and input gear 124 is also dependent on actual demand
Design.
This speed change gear can obtain three kinds of different rotating speeds in practical application：
When first spring 111 is in compressive state and second spring is in original state, first conjunction gear
104 are separated with the second conjunction gear 110, the first low-speed gear 105 is engaged with the second low-speed gear 115, the second low-speed gear 115 with
3rd low-speed gear 121 is engaged.Now the speed change gear is lower-speed state, and what the compression of the first spring 111 was leaned on is the first electromagnetism
The magnetic force of ferrum 112, the first electric magnet 112 can pass through electric supply installation supply of electrical energy.Now no matter the 3rd spring is in compressive state
Or original state, do not affect the transmission of power.
When first spring 111 is in original state and second spring is in compressive state and the 3rd spring is in initial
During state, first conjunction gear 104 is engaged with the second conjunction gear 110, the first intermediate gear 108 and the second intermediate gear 118
Engagement, the second intermediate gear 118 are engaged with the 3rd intermediate gear 122.Now the speed change gear is middling speed state.
When first spring 111 is in original state and second spring is in compressive state and the 3rd spring is in compression
During state, first conjunction gear 104 is engaged with the second conjunction gear 110, the first high gear 109 and the second high gear 119
Engagement, the second high gear 119 are engaged with intermediate drive gear 126.Now the speed change gear is fast state.
When the first spring 111 and second spring are in compressive state, the first conjunction gear 104 and the second conjunction gear 110
Separate, the first low-speed gear 105 is separated with the second low-speed gear 115, now no matter the 3rd spring is in compressive state or first
Beginning state, the speed change gear are in neutral position state.Now motorless transmission.
First spring 111 of the speed change gear and second spring are not simultaneously in original state, otherwise the speed change gear
It is stuck, power cannot be transmitted, the serious driving means 103 that also can result in are burnt.
The above is the basic structure and operation principle of the speed change gear that the present embodiment is provided.
Preferably, first low-speed gear 105 and other each gears of speed change gear is helical gear.Common spur gear exists
During engaged transmission, each gear teeth enter engagement simultaneously along the facewidth, thus can produce impact shock noise in transmission, while transmission is not
Steadily.Helical gear transmission is better than spur gear, and which has small volume, lightweight, transmission torque is big, starting is steady, noise is low, biography
Dynamic finer than classification the features such as.
Preferably, input shaft 102 is separately formed with the first low-speed gear 105, specifically：The input shaft 102 is provided with
Spline 130, the inwall of the first low-speed gear 105 are provided with spline, and input shaft 102 and the first low-speed gear 105 pass through spline 130
And spline is connected.So make and be advantageous in that：Save material, the input shaft 102 being fabricated separately and the first low-speed gear 105
The tailing produced during making is less, and cost is relatively low；Convenient to process, the processing technology of the two is different, and work flow is different, point
Open making and can improve working (machining) efficiency；Convenient to match, same model input shaft 102 can match the first low speed tooth of various different-diameters
Wheel 105.
In order that the speed change gear is in transmission, second driving shaft 113 and the 3rd power transmission shaft 116 are not at vacant state,
Designer is additionally arranged the first fixed mount 131, the first fixed mount 131 and second driving shaft 113 and the 3rd transmission in change speed gear box 101
Axle 116 rotates connection.Such design can make the more stable transmission power of second driving shaft 113 and the 3rd power transmission shaft 116.Together
Sample ground, is additionally provided with the second fixed mount 132 in change speed gear box 101, the second fixed mount 132 is rotated with the two ends of intermediate propeller shaft 125 and connected
Connect.
The present embodiment can conveniently and efficiently realize the conversion of low- medium- high level by the speed change gear that above-mentioned design is obtained, its knot
Structure compared to existing technology in speed change gear it is very simple, significantly saved cost of manufacture.
Second embodiment, refers to Figure 19
The automobile provided by the present embodiment, which includes the speed change gear of first embodiment, the basic structure of the speed change gear
It is identical with first embodiment with the technique effect of principle and generation, it is brief description, the present embodiment part does not refer to part, can join
Examine corresponding contents in first embodiment.
This automobile including above-mentioned speed change gear, the output shaft 129 of its speed change gear and 201 phase of drive shaft of the automobile
Even, the drive shaft 201 is connected with two drivewheels 202, and the automobile also includes two driven pulleys 203.This automobile makes
Power can be passed to drivewheel 202 by used time speed change gear, and drivewheel 202 can drive driven pulley 203 to rotate.Preferably, the active
Trailing wheel of the wheel 202 for the automobile, front-wheel of the driven pulley 203 for automobile.Therefore, the automobile of this structural style is driven after being.
The car of rear-guard pattern is a kind of relatively conventional automobile, is generally used for medium-to-high grade automobile, is also commonly applied to sport car.
Speed change gear in the automobile is simple and light, therefore the automobile using rear-guard pattern can preferably play its Optimality
Energy.
Further, drive shaft 201 is connected with drivewheel 202 by differential mechanism 204, the automobile is realized basic
Turning work.
Preferably, the differential mechanism 204 carries differential lock.Differential lock is one of part more important on differential mechanism 204.Difference
The effect of speed lock be when driving wheel skids, will be 204 shell of differential mechanism integral with half shaft locking, lose differential mechanism 204
Differential action, can be transferred to all torsion torque in another side drive wheel.
Preferably, designer of the invention is improved to the automobile so as to can realize self shifter：The automobile
Including velocity sensor, the velocity sensor is connected with the control system of automobile, the first electric magnet 112 of the speed change gear,
Second electric magnet 133, the 3rd electric magnet 134 and the control system are connected with the accumulator of the automobile respectively；At present substantially
All automobiles all carry velocity sensor, are normally in the change speed gear box 101 of automobile, the velocity pick-up of the automobile in the present invention
Device is located on the change speed gear box 101 of speed change gear, be can detect that the rotating speed of output shaft 129, and is transmitted to control system.
When the vehicle starting, control system is controlled first electric magnet 112 and is connected with accumulator, simultaneously switches off second
The connection of electric magnet 133 and accumulator；Now the automobile is Low gear state, and under this state, automobile can obtain higher moment of torsion,
Enable automobile smoothly to start to walk, accelerate.
When velocity sensor senses the speed of the automobile more than default First Speed in control system, control system
The first electric magnet 112 and the connection of accumulator is disconnected, while making the second electric magnet 133 be connected with accumulator, the 3rd is simultaneously switched off
The connection of electric magnet 134 and accumulator；Now the automobile is middle-grade state, and under this state, on the one hand automobile can obtain higher
Rotating speed, on the other hand also has good moment of torsion, facilitates follow-up further acceleration.
Default First Speed can be set according to practical situation, typically may be configured as thousand ms/h of 20-30, for example will
Which is set to 20,000 ms/h, after the speed of the automobile exceedes the speed, is capable of achieving the switching of gear by control system,
It is changed into middle-grade from low grade.
When velocity sensor senses the speed of the automobile more than default second speed in control system, control system
The connection of the first electric magnet 112 and accumulator is disconnected, while make the second electric magnet 133 be connected with accumulator, while making the 3rd electric
Magnet 134 is connected with accumulator.Now the automobile is high-grade state, and under this state, automobile can obtain higher rotating speed, make vapour
Car energy high-speed smooth ground traveling.
Default second speed is set also dependent on practical situation, typically may be configured as thousand ms/h of 40-50, for example will
Which is set to 40,000 ms/h, after the speed of the automobile exceedes the speed, is capable of achieving the switching of gear by control system,
It is changed into high-grade from middle-grade.
Similarly, deceleration is also may require that during running car, can realize slowing down by the brake of automobile and clutch, also can be in control
Control program is set up in system processed：When speed becomes less than default second speed and higher than pre- from higher than default second speed
If First Speed, control system controls the automobile and is changed into middle-grade state；When speed is from less than default second speed and being higher than
When default First Speed becomes less than default First Speed, control system controls the automobile and is changed into Low gear state.It is such
Design can make the more convenient driving of the automobile.
The automobile that the present embodiment is provided not only simple light, energy-conserving and environment-protective, and it is capable of achieving automatic gear change function, therefore ten
Divide convenient and practical.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of speed change gear, it is characterised in that including change speed gear box, the change speed gear box is provided with：
Input shaft, one end of the input shaft are connected with driving means, and the other end is provided with the first conjunction gear, and input shaft is provided with first
Low-speed gear；
First power transmission shaft, is arranged with the first tooth set on first power transmission shaft, first tooth put be provided with the first intermediate gear and
First high gear, the first tooth set are provided with the second conjunction gear matched with the first conjunction gear near one end of input shaft, and described the
The first spring being connected with the first tooth set is provided between one tooth set and the first power transmission shaft, and the change speed gear box is provided with the first electromagnetism
Ferrum, first electric magnet can make first spring-compressed after being powered；
Second driving shaft, is arranged with the second tooth set on the second driving shaft, second tooth puts that be provided with can be low with described first
The second low-speed gear that fast gear coordinates, is provided with second be connected with the second tooth set between the second tooth set and second driving shaft
Spring, the change speed gear box are provided with the second electric magnet, and second electric magnet can make the second spring compression after being powered；
3rd power transmission shaft, is arranged with the 3rd tooth set on the 3rd power transmission shaft, the 3rd tooth put be provided with can with described first in
The second intermediate gear and the second high gear that can coordinate with the first high gear that fast gear coordinates, the 3rd tooth set with
It is provided between 3rd power transmission shaft and the 3rd tooth the 3rd spring that is connected of set, the change speed gear box is provided with the 3rd electric magnet, the 3rd
Electric magnet can make the 3rd spring-compressed after being powered；
4th power transmission shaft, the 4th power transmission shaft be provided with can coordinate with second low-speed gear the 3rd low-speed gear, can be with
The 3rd intermediate gear and the 3rd high gear that can coordinate with second high gear that second intermediate gear coordinates,
Input gear is additionally provided with 4th power transmission shaft；
Intermediate propeller shaft, the intermediate propeller shaft are provided with the intermediate drive gear engaged with the 3rd high gear, in the middle of this
Travelling gear can be engaged with second high gear；
5th power transmission shaft, the 5th power transmission shaft are provided with the output gear engaged with the input gear, the 5th power transmission shaft
One end is connected with output shaft；
When first spring is in compressive state and second spring is in original state, first conjunction gear is tied with second
Close tooth separation, the first low-speed gear is engaged with the second low-speed gear, the second low-speed gear is engaged with the 3rd low-speed gear；
Compressive state is in and when the 3rd spring is in original state when first spring is in original state and second spring,
First conjunction gear is engaged with the second conjunction gear, the first intermediate gear is engaged with the second intermediate gear, the second intermediate gear with
3rd intermediate gear is engaged；
Compressive state is in and when the 3rd spring is in compressive state when first spring is in original state and second spring,
First conjunction gear is engaged with the second conjunction gear, the first high gear is engaged with the second high gear, the second high gear with
Intermediate drive gear is engaged.
2. speed change gear according to claim 1, it is characterised in that the driving means are motor or electromotor.
3. speed change gear according to claim 1, it is characterised in that first low-speed gear is helical gear.
4. speed change gear according to claim 3, it is characterised in that the input shaft is provided with spline, the first low speed tooth
The inwall of wheel is provided with spline, and input shaft is connected with spline by spline with the first low-speed gear.
5. speed change gear according to claim 1, it is characterised in that be provided with the change speed gear box while and second driving shaft
And the 3rd drive axis connection the first fixed mount, and rotate the second fixed mount being connected with the two ends of intermediate propeller shaft.
6. a kind of automobile, it is characterised in that including the speed change gear described in any one of claim 1-5, the speed change gear it is defeated
Shaft is connected with the drive shaft of the automobile, and the drive shaft is connected with two drivewheels, and the automobile also includes two driven pulleys.
7. automobile according to claim 6, it is characterised in that the automobile includes velocity sensor, the velocity sensor
It is connected with the control system of automobile, the first electric magnet of the speed change gear, the second electric magnet, the 3rd electric magnet and the control
System is connected with the accumulator of the automobile respectively；
When the vehicle starting, control system is controlled first electric magnet and is connected with accumulator, simultaneously switches off the second electric magnet
With the connection of accumulator；
When velocity sensor senses the speed of the automobile more than default First Speed in control system, control system disconnects
First electric magnet and the connection of accumulator, while making the second electric magnet be connected with accumulator, simultaneously switch off the 3rd electric magnet and storage
The connection of battery；
When velocity sensor senses the speed of the automobile more than default second speed in control system, control system disconnects
The connection of the first electric magnet and accumulator, while the second electric magnet is connected with accumulator, while making the 3rd electric magnet and electric power storage
Pond connects.
8. automobile according to claim 6, it is characterised in that the drive shaft is connected with drivewheel by differential mechanism.
9. automobile according to claim 8, it is characterised in that the differential mechanism carries differential lock.
10. automobile according to claim 6, it is characterised in that the drivewheel is the trailing wheel of the automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510008988.0A CN104534035B (en) | 2015-01-08 | 2015-01-08 | Speed changing device and automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510008988.0A CN104534035B (en) | 2015-01-08 | 2015-01-08 | Speed changing device and automobile |
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| CN104534035B true CN104534035B (en) | 2017-03-22 |
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|---|---|---|---|---|
| CN201944205U (en) * | 2011-03-03 | 2011-08-24 | 重庆阿尔迪机电技术开发有限公司 | Electromagnetic control power-shift gearbox with overrunning coupler characteristic |
| EP2060827B1 (en) * | 2007-11-14 | 2011-09-07 | Getrag Ford Transmissions GmbH | Application of a dual clutch transmission in two different transmission types |
| CN102619934A (en) * | 2012-04-09 | 2012-08-01 | 清华大学 | Automatic mechanical transmission based on multi-piece electromagnetic clutch |
| CN202971768U (en) * | 2012-12-11 | 2013-06-05 | 名泰机械制造有限公司 | Electric car speed change device |
| CN204372068U (en) * | 2015-01-08 | 2015-06-03 | 江西东江机电有限公司 | A kind of speed change gear and automobile |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3989811B2 (en) * | 2002-10-04 | 2007-10-10 | 本田技研工業株式会社 | Transmission with auxiliary transmission mechanism |
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2015
- 2015-01-08 CN CN201510008988.0A patent/CN104534035B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2060827B1 (en) * | 2007-11-14 | 2011-09-07 | Getrag Ford Transmissions GmbH | Application of a dual clutch transmission in two different transmission types |
| CN201944205U (en) * | 2011-03-03 | 2011-08-24 | 重庆阿尔迪机电技术开发有限公司 | Electromagnetic control power-shift gearbox with overrunning coupler characteristic |
| CN102619934A (en) * | 2012-04-09 | 2012-08-01 | 清华大学 | Automatic mechanical transmission based on multi-piece electromagnetic clutch |
| CN202971768U (en) * | 2012-12-11 | 2013-06-05 | 名泰机械制造有限公司 | Electric car speed change device |
| CN204372068U (en) * | 2015-01-08 | 2015-06-03 | 江西东江机电有限公司 | A kind of speed change gear and automobile |
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