CN105793607B - A kind of speed change gear of gear overlapping - Google Patents

A kind of speed change gear of gear overlapping Download PDF

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Publication number
CN105793607B
CN105793607B CN201580000487.6A CN201580000487A CN105793607B CN 105793607 B CN105793607 B CN 105793607B CN 201580000487 A CN201580000487 A CN 201580000487A CN 105793607 B CN105793607 B CN 105793607B
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Prior art keywords
gear
clutch
speed change
output shaft
power output
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CN201580000487.6A
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CN105793607A (en
Inventor
解利
梅天放
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解利
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Priority to CN2014104340040 priority Critical
Priority to CN201410434004.0A priority patent/CN105370879B/en
Priority to CN201510014762.1A priority patent/CN104633017A/en
Priority to CN2015100147621 priority
Application filed by 解利 filed Critical 解利
Priority to PCT/CN2015/079228 priority patent/WO2016029719A1/en
Publication of CN105793607A publication Critical patent/CN105793607A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/087Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/10Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with one or more one-way clutches as an essential feature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26Generation or transmission of movements for final actuating mechanisms
    • F16H61/28Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted

Abstract

The present invention provides a kind of speed change gear of gear overlapping, comprising: the variable-speed unit of power input shaft, power output shaft and multiple parallel connection transmissions, power input shaft, multiple variable-speed units, power output shaft sequentially tandem sequence;Variable-speed unit includes transmission device, clutch and freewheel clutch, and transmission device includes driving wheel and driven wheel;Transmission device and the tandem sequence in any order of clutch, freewheel clutch.The present invention does not have gear interference when torque is transmitted in work, and interference friction is small between each gear, and gear can be overlapped, in starting and when upshift, multiple gear clutches, which are simultaneously operable, to make to start to walk and shift gears steady while increasing transmitting torque, and when upshift does not need the bottom gear clutch engaged to separate, it, only need to cut-off clutch realizes that downshift, shift comfort level are high one by one from high gear to low gear when downshift, shift speed is fast, driving torque is big, and structure is simple, and control is simple, slide fast, fuel-saving environmental protection.

Description

A kind of speed change gear of gear overlapping
Technical field
The present invention relates to the speed change gears that a kind of speed change gear more particularly to a kind of gear are overlapped, and belong to machine driving change Speed, which becomes, turns round technical field.
Background technique
Speed changer is for changing the revolving speed from engine and the mechanism of torque, it is capable of fixing or a point gear changes output shaft With input shaft transmission ratio, also known as gearbox.Speed changer generally comprises variable transmission mechanism and operating mechanism.Transmission mechanism is multi-purpose greatly Ordinary gear is driven, also some Planetary Gear Transmissions.
Speed changer is divided into manual, automatic two kinds, and manual transmission is mainly made of gear and axis, passes through different gear sets It closes and generates variable-speed torque-converting;And automatic transmission AT is made of hydraulic torque converter, planetary gear and hydraulic control system, passes through liquid Power, which is transmitted with the mode of gear combination, reaches variable-speed torque-converting.The major function of speed changer is as follows: changing transmission ratio;In engine In the constant situation in direction of rotation, automobile is enable to fall back traveling;Using neutral gear, power transmitting is interrupted, enables the engine to start, is idle Speed convenient for shift of transmission or carries out power output.
Automatic transmission AT is made of hydraulic torque converter, planetary gear and hydraulic control system, by fluid power transmitting and The mode of gear combination reaches variable-speed torque-converting.Wherein hydraulic torque converter is the component of AT most feature, it by pump impeller, turbine and The components such as guide wheel composition directly inputs engine power transmitting torque and clutch action.Common speed changer has following a few types Type: hydraulic automatic speed variator, hydraulic drive automatic transmission, Electric Drive automatic transmission, stepped mechanical automatic transmission With stepless automatic speed changer for machine etc..Wherein, most commonly hydraulic automatic speed variator.Hydraulic automatic speed variator mainly by The variable-speed gear system of hydraulic control is constituted, and includes mainly automatic clutch and automatic transmission two large divisions, it being capable of basis The variation of the aperture and speed of throttle, automatically shifts gears.
Common automatic transmission is divided into the bis- clutches of CVT buncher, AT automatic transmission, DCT and becomes by taking automobile as an example Fast device, parallel shaft transmission and AMT formula automatic transmission.For the above speed changer when converting gear, the quantity of executive component is more, keeps off Position interference friction is big, and handoff procedure is complicated between each gear, control program is more, and structure is complicated the cumbersome high failure rate of maintenance, shift The problems such as Shift overlap being also easy to produce between various gears in the process interferes, influences shift quality.Such as AMT shift of transmission smooth phase slowly Difference;CVT speed changer load is small, anxious to accelerate to be easy to skid;DCT speed changer is at high cost, and structure is complicated, shift hunting high failure rate, no Energy odd or even number trip stops, and dry clutch is easy to produce too many heat, and wet clutch frictional force is again inadequate;AT becomes automatically The problems such as fast device reacts slow to velocity variations, and oil consumption that structure is complicated is high.
Summary of the invention
The problem to be solved in the present invention is how to allow the shift quality of gearbox more comfortable, and shift speed faster, turn round by transmission Square is bigger, and structure is simpler, controls easier, fuel-saving environmental protection.
To realize above-mentioned goal of the invention, the present invention provides a kind of speed change gears of gear overlapping.
A kind of speed change gear of gear overlapping, including power input shaft, power output shaft, equipped with multiple on power input shaft Driving wheel, each driving wheel is corresponding with a gear, on power output shaft accordingly be equipped with multiple driven wheels, each driven wheel with One gear is corresponding;
Shifting shaft is equipped in power input shaft, one end of shifting shaft is fixed with piston, and the outside of piston is to change for controlling First oil pressure chamber of gear;One-way clutch and clutch are equipped in each driving wheel, clutch can be by the oil pressure of the first oil pressure chamber Control be in bonding state, power input shaft by clutch drive driving wheel working end rotation, the working end of driving wheel and Driven wheel engagement on power output shaft.
Wherein more preferably, for one-way clutch on power input shaft, clutch is located at the outside of one-way clutch;Actively Clutch oil pocket and clutch plunger are equipped in wheel, clutch oil pocket can be connected with the first oil pressure chamber, and clutch plunger can be by Oil pressure actuated makes clutch be in bonding state.
A kind of speed change gear of gear overlapping, including power input shaft, power output shaft, equipped with multiple on power input shaft Driving wheel, each driving wheel is corresponding with a gear, on power output shaft accordingly be equipped with multiple driven wheels, each driven wheel with One gear is corresponding, and shifting shaft is equipped in power output shaft, and one end of shifting shaft is fixed with piston, and the lateral compartments of piston are to use In the third oil pressure chamber of control shift;One-way clutch and clutch are equipped in each driven wheel, clutch can be by third oil pressure The oil pressure cntrol of chamber is in bonding state, and driven wheel drives power output shaft to rotate by clutch.
Wherein more preferably, for the one-way clutch in driven wheel on power output shaft, clutch is located at one-way clutch Outside;Clutch oil pocket and clutch plunger are additionally provided in driven wheel, clutch oil pocket can be connected with third oil pressure chamber, from Clutch piston can make clutch be in bonding state by oil pressure actuated.
A kind of speed change gear of gear overlapping, including power input shaft, power output shaft, equipped at least on power input shaft Seven driving wheels, each driving wheel is corresponding with a gear, at least seven driven wheels is accordingly housed, each on power output shaft Driven wheel is corresponding with a gear, which is equipped with first gear driving wheel, second gear driving wheel, and third gear is actively Wheel, fourth gear driving wheel, fifth gear driving wheel, sixth gear driving wheel and the 7th gear driving wheel, the power output shaft are equipped with first Keep off driven wheel, second gear driven wheel, third gear driven wheel, fourth gear driven wheel, fifth gear driven wheel, sixth gear driven wheel and the Seven gear driven wheels, are equipped with clutch and freewheel clutch on the outside of each driven wheel or driving wheel, clutch by shift oil pressure cntrol, Power output shaft drives the working end rotation of driven wheel by clutch and freewheel clutch, and the working end of driven wheel and power are defeated Enter the working end rotation that driving wheel engagement or power input shaft on axis drive driving wheel by clutch and freewheel clutch, It is engaged with the driven wheel on power output shaft the working end of driving wheel.
Wherein more preferably, be equipped with clutch and freewheel clutch on the outside of each driven wheel, clutch by shift oil pressure cntrol, Power output shaft drives the working end rotation of driven wheel by clutch and freewheel clutch, and the working end of driven wheel and power are defeated Enter the driving wheel engagement on axis, wherein the first gear driven wheel is that clutch type is connect altogether with the second gear driven wheel;The third Gear driven wheel is that super-clutch type is connect altogether with the fourth gear driven wheel;The fifth gear driven wheel, the sixth gear driven wheel point It is not connect with power output shaft by clutch connecting shaft delivery type, the 7th gear driven wheel and power output shaft pass through overdrive clutch The connection of device connecting shaft delivery type.
Wherein more preferably, be equipped with clutch and freewheel clutch on the outside of each driving wheel, clutch by shift oil pressure cntrol, Power input shaft drives the working end rotation of driving wheel by clutch and freewheel clutch, and the working end of driving wheel and power are defeated Driven wheel engagement on shaft, wherein the first gear driving wheel is that clutch type is connect altogether with the second gear driving wheel;The third Gear driving wheel is that super-clutch type is connect altogether with the fourth gear driving wheel;The fifth gear driving wheel, the sixth gear driving wheel point It is not connect with power input shaft by clutch connecting shaft delivery type, the 7th gear driven wheel and power input shaft pass through overdrive clutch The connection of device connecting shaft delivery type.
A kind of speed change gear of gear overlapping, comprising: the speed change of power input shaft, power output shaft and multiple parallel connection transmissions Unit, the power input shaft, multiple variable-speed units, the power output shaft sequentially tandem sequence;
The variable-speed unit includes transmission device, clutch and freewheel clutch, the transmission device include driving wheel and Driven wheel;
The transmission device and the clutch, freewheel clutch tandem sequence in any order.
Wherein more preferably, the transmission device, the clutch and the freewheel clutch sequentially tandem sequence.
Wherein more preferably, the clutch, the transmission device and the freewheel clutch sequentially tandem sequence.
Wherein more preferably, the transmission device, the freewheel clutch and the clutch sequentially tandem sequence.
Wherein more preferably, the freewheel clutch, the transmission device and the clutch sequentially tandem sequence.
Wherein more preferably, the clutch, the freewheel clutch and the transmission device sequentially tandem sequence.
Wherein more preferably, the freewheel clutch, the clutch and the transmission device sequentially tandem sequence.
Wherein more preferably, the variable-speed unit of the multiple parallel connection transmission is identical or different.
Wherein more preferably, any two or multiple variable-speed units share one in the variable-speed unit of the multiple parallel connection transmission Clutch.
Wherein more preferably, the variable-speed unit further includes engine braking clutch, the engine braking clutch with The freewheel clutch and/or clutch Parallel Control engine braking.
It wherein more preferably, further include by the high speed in the power transmission on the power input shaft to the power output shaft Gear unit, the high-speed drive unit includes transmission device and clutch;
The transmission device and the clutch tandem sequence.
Wherein more preferably, which is characterized in that using hub arrangement of clutch transmission altogether between the adjacent variable-speed unit.
Wherein more preferably, the hub arrangement of clutch altogether is arranged on power input shaft or power output shaft.
Wherein more preferably, at least adjacent two gear clutch and/or the freewheel clutch are total to hub.
It wherein more preferably, further include brake, the brake is arranged on power output shaft or power output shaft and poor Between fast device.
Wherein more preferably, the power input shaft and/or the setting of power output sectional parallel.
Wherein more preferably, the power input shaft is segmented transfer of torque in parallel with the power output shaft;Or
The power output shaft subsection setup transmitting torque in parallel with the power input shaft.
Wherein more preferably, the clutch of the multiple variable-speed unit simultaneously control separation with engage;Or,
Discrete control is separated and is engaged.
Wherein more preferably, the clutch of the multiple variable-speed unit be friction clutch, embeddeding clutch, air flexibility from Clutch, electromagnetic clutch, magnetic powder cluth, torque clutch, any one in centrifugal clutch etc..
Wherein more preferably, the clutch of the multiple variable-speed unit engages in the following ways;
Juncture is superimposed from low gear to high gear clutch;Or,
From low gear to the independent juncture of high gear clutch;Or
Gradually juncture is segmented from low gear to high gear clutch;Or,
The gradually juncture simultaneously from low gear to high gear clutch.
Wherein more preferably, the clutch of the multiple variable-speed unit is separated using following sequence;
By gear separate mode from high gear to low range clutch;Or,
Segmentation is gradually disengaged mode from high gear to low range clutch;Or,
It is gradually disengaged mode simultaneously from high gear to low range clutch.
Wherein more preferably, the clutch of each variable-speed unit shares a driving original part control in the hub arrangement of clutch altogether Separation and combination;Or,
The clutch of each variable-speed unit is using individually driving original part control separation and knot in the hub arrangement of clutch altogether It closes.
Wherein more preferably, the clutch sectional parallel setting in the hub arrangement of clutch altogether;
Each section of clutch is using individually driving original part control separation and combines;Or,
Each section of clutch shares a driving original part control separation and combines.
Wherein more preferably, power generation and driving conversion motor, the power generation and driving are additionally provided on the power output shaft Conversion motor is electrically connected with battery;
The power generation is used for the starting in speed change gear braking with driving conversion motor and collects energy and be converted into electricity It can be stored in battery;
The power generation is used to reverse gear to start in the speed change gear and converts the electric energy in battery with driving conversion motor Driving force is provided at mechanical energy for power output shaft.
Wherein more preferably, the transmission device in the variable-speed unit is passed is driven using positive drive or immunity.
Wherein more preferably, the freewheel clutch of the multiple variable-speed unit be finder, one-way clutch, unilateral bearing or Any one in holdback etc..
The speed change gear of gear overlapping provided by the invention, does not have gear interference when torque is transmitted in work, does between each gear Relate to that friction is small, and gear can be overlapped, in starting and when upshift, multiple gear clutches be simultaneously operable make to start to walk and shift gears it is steady Increase transmitting torque simultaneously, when upshift, does not need the bottom gear clutch engaged to separate, when downshift, only need to from high gear to Cut-off clutch realizes that downshift, shift program are simply various to low gear one by one;Smooth gear shifting is quick, and output torque is big, slides fastly, Shift speed is fast, fuel-saving environmental protection.
Detailed description of the invention
Fig. 1 is the speed change gear overall structure diagram of gear overlapping provided by the invention;
Fig. 2 is 1 variable-speed unit structural schematic diagram of the embodiment of the present invention;
Fig. 3 is 2 variable-speed unit structural schematic diagram of the embodiment of the present invention;
Fig. 4 is 3 variable-speed unit structural schematic diagram of the embodiment of the present invention;
Fig. 5 is 4 variable-speed unit structural schematic diagram of the embodiment of the present invention;
Fig. 6 is 5 variable-speed unit structural schematic diagram of the embodiment of the present invention;
Fig. 7 is 6 variable-speed unit structural schematic diagram of the embodiment of the present invention;
Fig. 8-Figure 10 is the variable-speed unit structural schematic diagram that the embodiment of the present invention 7 increases engine braking clutch;
Figure 11-Figure 12 is the variable-speed unit structural schematic diagram that the embodiment of the present invention 8 increases high-speed cells;
Figure 13 is the variable-speed unit structural schematic diagram that 9 freewheel clutch of the embodiment of the present invention is total to hub;
Figure 14 is the variable-speed unit structural schematic diagram that 9 clutch of the embodiment of the present invention is total to hub;
Figure 15 is the variable-speed unit structural schematic diagram that 9 clutch of the embodiment of the present invention and engine braking clutch are total to hub;
Figure 16 is the variable-speed unit structural representation that the embodiment of the present invention 9 is total to that hub arrangement of clutch is arranged on power input shaft Figure;
Figure 17-Figure 18 is the speed change gear structural schematic diagram for the gear overlapping that the multiple variable-speed units of the present invention are total to hub;
Figure 19-21 is the speed change gear overall structure diagram of the multiple identical variable-speed unit gear overlappings of the present invention;
Figure 22-23 is the speed change gear overall structure diagram of the multiple and different variable-speed unit gear overlappings of the present invention;
Figure 24-25 is the speed change gear structural schematic diagram of 10 gear of embodiment of the present invention overlapping;
Figure 26 is the speed change gear structural schematic diagram of 11 gear of embodiment of the present invention overlapping.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figure 1, the present invention provides a kind of speed change gear of gear overlapping, the speed change gear of gear overlapping includes: The variable-speed unit 2 of power input shaft 1, power output shaft 3 and multiple parallel connection transmissions, power input shaft 1, move multiple variable-speed units 2 The sequentially tandem sequence of power output shaft 3;Variable-speed unit 2 includes transmission device 20, freewheel clutch 23 and clutch 24, transmission device 20 include driving wheel 21, driven wheel 22;Driving wheel 21 and driven wheel 22 are gone here and there in any order with freewheel clutch 23, clutch 24 Connection transmission.Detailed description is unfolded to the speed change gear of gear provided by the invention overlapping below.
As shown in Figure 1, the speed change gear of gear overlapping provided by the invention, is arranged corresponding gear, often according to actual needs The corresponding variable-speed unit 2 of a gear.As shown in Figures 2 to 7, in the corresponding variable-speed unit 2 of each gear of the present invention, driving wheel 21 and driven wheel 22 and freewheel clutch 23, clutch 24 can with a variety of different sequential transmissions, below with it is multiple individually Embodiment (embodiment 1- embodiment 12) respectively illustrates the scheme of different order transmission respectively.
Embodiment 1
As shown in Fig. 2, in the present embodiment, driving wheel 21, driven wheel 22, clutch 24 and freewheel clutch 23 are sequentially gone here and there Connection transmission.Using the present embodiment scheme transmission when, driven wheel 22 engages with clutch 24, clutch 24 and freewheel clutch 23 Engagement.Power is sequentially passed to driving wheel 21, driving wheel 21, driven wheel 22, clutch 24 and freewheel clutch by power input shaft 1 23 are sequentially driven, by the outflow of freewheel clutch 23 to power output shaft 3.
Embodiment 2
As shown in figure 3, in the present embodiment, clutch 24, driving wheel 21, driven wheel 22 and freewheel clutch 23 are sequentially gone here and there Connection transmission.When being driven using the scheme of the present embodiment, clutch 24 is engaged with driving wheel 21, driven wheel 22 and freewheel clutch 23 Engagement.Power is sequentially passed to clutch 24 by power input shaft 1, and driving wheel 21, driven wheel 22 and freewheel clutch 23 sequentially pass It is dynamic, power is spread out of to power output shaft 3 by freewheel clutch 23.
Embodiment 3
As shown in figure 4, in the present embodiment, driving wheel 21, driven wheel 22, freewheel clutch 23 and clutch 24 are sequentially gone here and there Connection transmission.When being driven using the scheme of the present embodiment, driven wheel 22 is engaged with freewheel clutch 23, freewheel clutch 23 and clutch Device 24 engages.Power is sequentially passed to driving wheel 21 by power input shaft 1, driving wheel 21, driven wheel 22, freewheel clutch 23 and from Clutch 24 is sequentially driven, by the outflow of clutch 24 to power output shaft 3.
Embodiment 4
As shown in figure 5, freewheel clutch 23, driving wheel 21, driven wheel 22 and the sequentially tandem sequence of clutch 24.Using this When the scheme transmission of embodiment, freewheel clutch 23 is engaged with driving wheel 21, and driven wheel 22 is engaged with clutch 24.Power is sequentially Freewheel clutch 23 is passed to by power input shaft 1, freewheel clutch 23, driving wheel 21, driven wheel 22 and clutch 24 are sequentially gone here and there Connection transmission, by the outflow of clutch 24 to power output shaft 3.
Embodiment 5
As shown in fig. 6, in the present embodiment, clutch 24, freewheel clutch 23, driving wheel 21 and driven wheel 22 are sequentially gone here and there Connection transmission.When being driven using the scheme of the present embodiment, clutch 24 is engaged with freewheel clutch 23, freewheel clutch 23 and active 21 engagement of wheel.Power is sequentially passed to clutch 24 by power input shaft 1, clutch 24, freewheel clutch 23, driving wheel 21 and from The sequentially tandem sequence of driving wheel 22, by the outflow of driven wheel 22 to power output shaft 3.
Embodiment 6
As shown in fig. 7, in the present embodiment, freewheel clutch 23, clutch 24, driving wheel 21 and driven wheel 22 are sequentially gone here and there Connection transmission.When being driven using the scheme of the present embodiment, freewheel clutch 23 is engaged with clutch 24, clutch 24 and driving wheel 21 Engagement.Power is sequentially passed to freewheel clutch 23 by power input shaft 1, freewheel clutch 23, clutch 24, driving wheel 21 and from The sequentially tandem sequence of driving wheel 22, by the outflow of driven wheel 22 to power output shaft 3.
Embodiment 7
The speed change gear of gear overlapping provided by the invention, can set in corresponding variable-speed unit 2 according to actual needs Set corresponding engine braking clutch 25.The variable-speed unit 2 for needing to be arranged engine braking clutch 25 can be embodiment 1 Any one variable-speed unit 2 into embodiment 6.Engine braking clutch 25 can it is in parallel with freewheel clutch 23 can also be with With connect after freewheel clutch 23 and clutch 24 it is in parallel, engine braking clutch 25 can according to need setting actively 21 sides are taken turns, 22 side of driven wheel can also be set certainly.The variable-speed unit 2 with embodiment 1 into embodiment 6 is chosen below For, the embodiment of present invention setting engine braking clutch 25 is illustrated.As shown in figure 8, the change in embodiment 1 Fast unit 2 further includes engine braking clutch 25, engine braking clutch 25 and the freewheel clutch 23 being connected in series and from 24 Parallel Control engine braking of clutch.As shown in figure 9, the variable-speed unit 2 in embodiment 3 further includes engine braking clutch 25, engine braking clutch 25 and 23 Parallel Control engine braking of freewheel clutch.As shown in Figure 10, in embodiment 2 Variable-speed unit 2 further includes engine braking clutch 25, the braking in parallel with freewheel clutch 23 of engine braking clutch 25.Its Corresponding engine braking clutch 25 still can be set in variable-speed unit 2 in its embodiment, is also able to achieve and above-mentioned example Function, will not enumerate repeat herein.If being converted into generator using driving motor in oil and electricity hybrid vehicle Engine braking clutch 25 can not be had to when to vehicle braking.
Embodiment 8
As shown in Figure 1, the speed change gear of gear overlapping provided by the invention, further includes by the power on power input shaft 1 The high-speed drive unit 4 being transmitted on power output shaft 3.It is worn to reduce, improves the service life of speed changer, as shown in figure 11, High-speed drive unit includes driving wheel 21, driven wheel 22 and clutch 24;Driving wheel 21, driven wheel 22 and clutch 24 are by any Sequential series transmission.When being driven using the scheme of the present embodiment, clutch 24 is engaged with driven wheel 22.Power is sequentially defeated by power Enter axis 1 and be passed to driving wheel 21, driving wheel 21, driven wheel 22 and the sequentially tandem sequence of clutch 24, by from the outflow of clutch 24 to Power output shaft 3.Of course it is to be understood that the present invention is not limited only to this, as shown in figure 12, high-speed drive unit sets clutch 24 It sets and the present invention also may be implemented on power input shaft 1.Specific transmission process and above scheme are almost the same, just not another herein One repeats.High-speed drive unit is highest gear, and top gear is that clutch coupling type can be withouyt freewheel clutch 23, can be with It effectively prevent freewheel clutch to wear.
Embodiment 9
The speed change gear of gear overlapping provided by the invention, can make according to actual needs between adjacent variable-speed unit 2 It is driven using total hub arrangement of clutch.Of course it is to be understood that the present invention is not limited only to this, clutch 24 in multiple variable-speed units 2, Freewheel clutch 23 and engine braking clutch 25 can also be using hub arrangement of clutch transmissions altogether.Hub arrangement of clutch can be set altogether It sets on power input shaft 1, also can be set on power output shaft 3.Adjacent variable-speed unit 2 can be set according to actual needs Total hub arrangement of clutch transmission is set, can reduce gearbox volume by the way that hub arrangement of clutch transmission altogether is arranged.Hub arrangement of clutch packet altogether Include: two-sided hub, there are two clutch 24 or two freewheel clutches 23 for the interior setting of the two-sided hub.It can wrap in hub arrangement of clutch altogether Multiple arrangement of clutch are included, can be clutch 24, freewheel clutch 23 and/or engine braking clutch 25.As shown in figure 13, In the embodiment, hub arrangement of clutch is arranged on power output shaft 3 altogether, and the freewheel clutch 23 of two neighboring gear unit is total Hub.As shown in figure 14, in the embodiment, hub arrangement of clutch is arranged on power output shaft 3 altogether, two neighboring gear unit Clutch 24 is total to hub and is arranged on power output shaft 3.As shown in figure 15, it is of course possible to understand, engine braking clutch 25 It can also be using hub altogether.It is defeated in power that the clutch 24 and engine braking clutch 25 of two neighboring gear unit are total to hub setting On shaft 3.Altogether hub arrangement of clutch also can be set on power input shaft 1, as shown in figure 16, two neighboring gear unit from Clutch 24 and freewheel clutch 23 are total to hub and are arranged on power input shaft 1.It should be noted that change provided by the invention In speed variator, the clutches 24 of two variable-speed units 2 of arbitrary neighborhood of the embodiment 2 into embodiment 6, freewheel clutch 23 or Engine braking clutch 25 can be set on power input shaft 1 or on power output shaft 3 while hub altogether, implementation with Figure 13 to Figure 16 is substantially similar, will not enumerate repeat herein.As shown in figure 17, multiple variable-speed units can in the present invention To be total to hub, first gear clutch 24, second gear clutch 24, third gear clutch the 24, the 4th by a total hub arrangement of clutch Gear clutch 24 is total to hub form using clutch, and the scheme relative to Figure 13 to Figure 16 more saves the space of speed change gear.Such as figure Shown in 18, in another the present invention program, multiple variable-speed units can be total to hub by a total hub arrangement of clutch, first gear from Clutch 24, second gear clutch 24, third gear clutch 24, fourth gear clutch 24 are total to hub form, fifth gear using clutch Clutch 24, sixth gear clutch the 24, the 7th, which keep off clutch the 24, the 8th, to be kept off clutch 24 and is total to hub form using clutch, and the 5th Keep off freewheel clutch 23, sixth gear freewheel clutch the 23, the 7th keeps off freewheel clutch the 23, the 8th and keeps off freewheel clutch 23 using super More clutch is total to hub form.
In the speed change gear of gear provided by the invention overlapping, the corresponding variable-speed unit of each gear can use independent Clutch control.The clutch of each variable-speed unit shares a driving original part control separation and combines in hub arrangement of clutch altogether. As shown in figure 17, first gear is to the corresponding each variable-speed unit of fourth gear using individual clutch (piston) control separation With engagement.Of course it is to be understood that the variable-speed unit of any two or multiple gears can use identical clutch control.Hub altogether The clutch of each variable-speed unit using individually driving original part control separation and combines in arrangement of clutch.As shown in figure 19, First gear is separated and is connect using clutch (a piston 26X) control is shared to the corresponding each variable-speed unit of third gear It closes, fourth gear to the corresponding each variable-speed unit of sixth gear is separated using clutch (another a piston 26Y) control is shared With engagement.
As shown in figure 19, the speed change gear of gear overlapping provided by the invention is using first gear to the multiple speed change lists of sixth gear The hub altogether of member 2, this programme using automatically controlled oil clutch 24X and 24Y, the speed change gear of gear overlapping further includes control system Part, the control system part include: that clutch controller A and the oil pump main oil pressure connecting with clutch controller are adjusted Device C, first gear to third gear clutch hydraulic adjustment device D, fourth gear to sixth gear clutch hydraulic adjustment device E, first gear Dress is adjusted to third gear clutch oil pressure sensing device F, fourth gear to sixth gear clutch oil pressure sensing device G and with oil pump main oil pressure Set the logical oil pump B of C;Oil pump main oil pressure regulating device C and first gear are to third gear clutch hydraulic adjustment device D, fourth gear to Six gear clutch hydraulic adjustment device E connections;First gear is to third gear clutch oil pressure sensing device F and first gear to third gear clutch Hydraulic adjustment device D connection;Fourth gear to sixth gear clutch oil pressure sensing device G and fourth gear to sixth gear clutch oil pressure is adjusted Device E connection.First gear is connected to third gear clutch oil pressure sensing device F, with the first oil pressure chamber 27X.Fourth gear is to sixth gear Clutch oil pressure sensing device G is connected to the second oil pressure chamber 27Y, and the speed change gear of gear overlapping provided by the invention further includes solar term Door sensor H and vehicle speed sensor I, throttle sensor H and vehicle speed sensor I are connect with clutch controller A, and speed passes Sensor I is connected with power output shaft 3, and clutch control device A is passed by the throttle sensor H throttle signal detected and speed To oil pump main oil pressure regulating device C, first gear to third gear clutch oil pressure tune after the speed signal COMPREHENSIVE CALCULATING that sensor I is detected Regulating device D, fourth gear to sixth gear clutch hydraulic adjustment device E export the control each gear clutch of Signal Regulation.The gear The specific work process of the speed change gear of overlapping is such that
When the speed change gear of gear provided by the invention overlapping is in neutral gear, clutch controller A passes through the main oil of oil pump Press regulating device C adjust main oil pressure power, in case first gear to third gear clutch hydraulic adjustment device D, fourth gear to sixth gear from It closes hydraulic adjustment device E to use, clutch controller A controls first gear to third gear clutch hydraulic adjustment device D to first Gear to third gear clutch 24X and gear provides lubrication pressure, control fourth gear to sixth gear clutch hydraulic adjustment device E to the Four keep off to sixth gear clutch 24Y and gear offer lubrication pressure.
When the speed change gear of gear provided by the invention overlapping is when forward gear brakes stopping, clutch controller A is logical It crosses oil pump main oil pressure regulating device C and adjusts main oil pressure power, control first gear to third gear clutch hydraulic adjustment device D to first gear It creeps oil pressure to third gear clutch 24X offer, control fourth gear to sixth gear clutch hydraulic adjustment device E is to fourth gear to the Six gear clutch 24Y and gear provide lubrication pressure.
When the speed change gear of gear provided by the invention overlapping is when forward gear is started to walk, clutch controller A passes through oil It pumps main oil pressure regulating device C and adjusts main oil pressure power, control first gear to third gear clutch hydraulic adjustment device D is to first gear to the Three gear clutch 24X provide starting oil pressure, enter first gear gear from sliding driving condition and are completely combined state, gearbox into Enter a gear state, second gear, third gear clutch enter preparation, clutch in sliding friction driving condition to rise up into second gear at this time Device control device A also passes through control fourth gear to sixth gear clutch hydraulic adjustment device E to fourth gear to sixth gear clutch 24Y Lubrication pressure is provided with gear.
When the speed change gear of gear provided by the invention overlapping is when forward gear accelerates upshift, second gear clutch is being slided Frotteurism switchs to be completely combined state, and into second gear working condition, first gear clutch 24X is being completely combined state at this time It is done under being acted on by a gear freewheel clutch 23 and surmounts operating first gear power interruption, third gear clutch is in sliding friction at this time Driving condition, clutch controller A passes through fourth gear to sixth gear clutch hydraulic adjustment device E to fourth gear to the 6th at this time It keeps off clutch 24Y and sliding pressure is provided, be ready for fourth gear to sixth gear work, speed gradually rises, first gear to the Three gear clutch hydraulic adjustment device D control clutch engagement oils gradually rise, and third gear is from Frotteurism to bonding state, and the One gear, second gear, which enter, surmounts state, and fourth gear to sixth gear clutch hydraulic adjustment device E controls fourth gear to sixth gear at this time Clutch 24Y engagement oil gradually rises, and fourth gear clutch enters from sliding friction driving condition is completely combined state, and first Gear, second gear, third gear enter surmounts state, and so on fifth gear, sixth gear gradually enter combination from sliding friction state State.
When forward gear lift throttle slides downshift, clutch control fills the speed change gear of gear provided by the invention overlapping Setting A and first adjusting fourth gear makes fourth gear to sixth gear be in corresponding gear to sixth gear clutch hydraulic adjustment device E, speed decline Controlling first gear when to certain speed again makes first gear to third gear be in corresponding gear to third gear clutch hydraulic adjustment device D Position.
The speed change gear of gear provided by the invention overlapping passes through first gear to third gear clutch oil pressure sensing device F, the Four gears adjust first gear to third gear to sixth gear clutch oil pressure sensing device G and throttle sensor H and vehicle speed sensor I The speed change gear lifting of clutch hydraulic adjustment device D, fourth gear to sixth gear clutch hydraulic adjustment device E control gear overlapping Gear.
More than, embodiment is a preferred embodiment therein citing, the speed change dress of the gear overlapping in other embodiments It sets the scheme being also referred in the present embodiment to realize, then this is not just being repeated one by one.
As shown in Figure 1, the speed change gear of gear overlapping provided by the invention, is arranged corresponding gear, often according to actual needs The corresponding variable-speed unit 2 of a gear.For more gear gearboxes, each gear can be using embodiment 1 to embodiment 6 In identical or different variable-speed unit combination.Different gears have the corresponding passive wheel diameter ratio of master.Driving wheel 21 and follower 22 diameters are different, generate different gears.Reversing gear can be used driving wheel 21 and follower 22 and adds the control of clutch 24 by idle wheel Mode processed or driving wheel 21 and follower 22 use chain to add 24 connection type of clutch or power input shaft 1 and power output Axis 3 installs the single control mode of planet additional, or the electric combination drive mode of oil is reversed gear by motor control realization.As shown in figures 20-21, originally The speed change gear for the gear overlapping that invention provides, multiple gears can use the identical speed change into embodiment 6 of embodiment 1 Unit 2 is driven.As shown in Figure 22,23, the speed change gear of gear overlapping provided by the invention, it is of course possible to which understanding can also use The a variety of variable-speed units 2 that a variety of different variable-speed units 2 are driven into embodiment 6 of embodiment 1 combine transmission.
The speed change gear of gear overlapping provided by the invention, the driving wheel 21 and driven wheel of transmission device in gear 22 can choose for gear rotation also can choose for chain rotation, certainly it is also an option that belt transmission.It is driven using belt When, belt can flexible choice, such as tooth band, flat rubber belting, V-belt and special-shaped band according to actual needs.
The speed change gear of gear overlapping provided by the invention is realized different gear torque output as needed, is needed Corresponding clutch 24, engine braking clutch 25 is arranged in each gear.Wherein, clutch round engine brake coupling 25 It can be friction clutch, embeddeding clutch, air flexible clutch, electromagnetic clutch, magnetic powder cluth, torque clutch The control method of (overload-release clutch), centrifugal clutch, clutch has: control of surging, pneumatic control, Mechanical course, electromagnetism control System automatically controls.Wherein, freewheel clutch 23 is called referred to as finder, one-way clutch or unilateral bearing, freewheel clutch 23 Torque is transmitted using the wedge action of roller voussoir, when power input shaft 1 drives revolving speed to be greater than power output by variable-speed unit Axis 3 transmits torque by wedge action when driving revolving speed, turns when power output shaft 3 is greater than the driving of power input shaft 1 by driving revolving speed Torque work is interrupted when fast is surmounting state.
In the speed change gear of gear provided by the invention overlapping, when switching between different gears, clutch 24 is stackable Engagement Control, the bottom gear that when upshift has engaged do not have to disconnect.It is below hydraulic clutch as preference pair using clutch 24 Multiple gear handoff procedures of the speed change gear of gear overlapping provided by the invention are described in detail.One gear clutch engages work When making, multiple gear clutches 24, which are slidably engaged, assists work upshift.When starting, a gear clutch 24 other gears while work Position 24 slidable engagement of clutch assists a gear job, switchs to combine from being greater than 24 sliding engagement state of this gear clutch when upshift Gradually upshift, the clutch 24 lower than this gear do not have to disconnect in the case where freewheel clutch 23 surmounts work state.From high gear when downshift Clutch 24 is sequentially opened to low gear.The control of each gear clutch 24 is mainly controlled by computer according to engine load and speed.
When working from low gear to high gear, when which gear the clutch 24 of which gear engages just from power input shaft 1 torsion is transmitted to power output shaft 3 by current shift driving wheel 21, driven wheel 22, clutch 24 and freewheel clutch 23 On.When putting into forward gear, by individual hydraulic control shifting unit from the first gear clutch 24, the second gear clutch 24, third Gear clutch 24, fourth gear position clutch 24, fifth gear position clutch 24,6th gear clutch 24, the 7th gear clutch Device 24, the 8th gear clutch 24, the 9th gear clutch 24 to the tenth gear clutch 24 is overlapped one by one provides clutch 24 Engagement oil carries out upshift, and successively 24 engagement oil of cut-off clutch realizes downshift from high gear to low gear.Or one to multiple gear is simultaneously Oil pressure is provided and realizes starting upshift and downshift by changing charge oil pressure, due to not having a gear interference, multiple gears can work simultaneously Make, when starting when certain clutch 24 starts to walk pressure, low gear wheel drive torque is greater than high gear when multiple gear pressure are consistent Wheel drive torque elder generation engaging work, high gear wheel drive torque is small to carry out frictional engagement driving.When speed gradually rises, automobile Driving moment is gradually reduced, and high gear gradually switchs to engagement driving from friction-driven.When more gears simultaneously engage with, high gear is complete When engagement is active transfer torsion, although low gear engagement carries out surmounting work by freewheel clutch 23, torsion is not transmitted. First gear engine braking clutch 25 and the second gear engine braking clutch 25 are mainly used for controlling engine braking, It is installed at required gear according to actual needs.In order to extend gearbox service life, overdrive clutch can be not added in gearbox top gear Device 23.Power input shaft 1 drives driven wheel 22, driven wheel by the work engagement driving driving wheel 21 of clutch 24, driving wheel 21 22 drive the rotation of 3 working end of power output shaft by freewheel clutch 23, and due to not having gear interference, more gears are simultaneously operable, Clutch 24 on power output shaft 3 from low gear to high gear clutch 24 can fuel feeding simultaneously, gone up and down by adjusting charge oil pressure Gear, oil pressure gradually rise as upshift process, and oil pressure gradually decreases as downshift process later.Can also by from low gear to high gear from Clutch 24 be overlapped fuel system again from high gear to low range clutch 24 by gear oil-break mode realize lifting gear.Present invention shift program Simple smooth, interference problem of shifting gears will not occur simultaneously for more gears, and can effectively improve shift speed.Gearbox respectively keeps off speed change Clutch Engagement Control mode in unit can have in order is superimposed Engagement Control or from low gear to high gear from low gear to high gear It is segmented Engagement Control or gradually combines control simultaneously from low gear to high gear clutch.Gearbox respectively keeps off the clutch in variable-speed unit Separation control mode have can in order from high gear to low gear by gear separation or from high gear to low gear segmentation separation or from low gear to High gear separates simultaneously.
In order to shorten speed changer length as far as possible, to adapt to different use environments, when engine is horizontal engine Or speed change gear gear quantity it is excessive when, power input shaft 1 and/or power output shaft 3 are driven using drive part by part mode. The driving of drive part by part formula is inputted, power input shaft 1 is divided into two sections and is parallel to 3 both ends of power output shaft transmitting torque;Using output The driving of drive part by part formula, power output shaft 3 are divided into two sections and are parallel to 1 both ends of power input shaft transmitting torque.Power input shaft 1 can Sectional parallel transmits torque in power output shaft 3;Or 3 sectional of power output shaft is connected in parallel on power input shaft 1 to transmit and turn round Square.
Due to not having a gear interference, when upshift, blocks plus gear, without interrupting or slowing down engine driving torque, has engaged Low gear does not have to disconnect, only need to be from high gear to 2 clutch 24 of low gear variable-speed unit oil-break one by one when downshift, can any odd number Or even number trip stops, and can also trip stop from up to most low gear or from most low gear to top gear.It can also adjacent multiple and different gear speed changes 2 clutch 24 of unit fuel feeding, the charge oil pressure by adjusting clutch 24 can go up and down gear, different gear variable-speed units simultaneously The oil pressure of 2 clutches 24 gradually rises as upshift process, and the oil pressure of the clutch 24 of different gear variable-speed units 2 gradually drops later Low is downshift process, and a gear engages multiple gears and assists to push working gear.Such two kinds of shift modes substantially increase Smooth gear shifting degree improves shift speed, increases driving torque.It can not have to torque-converters in structure, not have to double clutch, do not have to Valve body substantially reduces manufacturing cost.It is mixed in oily electricity due to there is no engine braking when can not have to engine braking clutch 25 Close replaces engine braking clutch 25 to complete engine braking on vehicle by power generation and driving conversion motor, more improves back It receives braking energy and is used for motor-driven vehicle, save fuel oil.Electronic-controlled engine braking different mode control can also be used, such as Economic model;Snow field mode and slope mode etc..
Embodiment 10
As shown in figure 24, multiple driving wheels are housed on the speed change gear power input shaft 1 of gear overlapping provided by the invention, Each driving wheel is corresponding with a gear, and multiple driven wheels, each driven wheel and a gear are accordingly housed on power output shaft 3 Position is corresponding;In the present embodiment, 5 forward ranges are equipped with, 5 driving wheels, i.e. first gear are housed actively on corresponding power input shaft 1 Take turns 21, second gear driving wheel 21, third gear driving wheel 21, fourth gear driving wheel 21, fifth gear driving wheel 21;Power output shaft 3 Upper that 5 driven wheels are accordingly housed, i.e. first gear driven wheel 22, second gear driven wheel 22, third gear driven wheel 22, fourth gear is driven Take turns 22, fifth gear driven wheel 22.
Be equipped with shifting shaft 7 in power input shaft 1, one end of shifting shaft 7 is fixed with piston 26, the outside of piston 26 be for Control the first oil pressure chamber 27 of shift.
As shown in Figure 24, Figure 25, freewheel clutch 23 and clutch 24 are equipped in each driving wheel, clutch 24 is hydraulic control Friction disk type or hand operated speed gear box synchronous device formula, freewheel clutch 23 are sprag type one-way bearing, overrunning cluth or unidirectional resistance Buddhist nun's device.For freewheel clutch 23 on power input shaft 1, clutch 24 is located at the outside of freewheel clutch 23, power input shaft 1 The working end rotation of driving wheel is driven by clutch 24, the working end of driving wheel is engaged with the driven wheel on power output shaft 3; Clutch oil pocket 241 and clutch plunger 242 are additionally provided in driving wheel, clutch oil pocket 241 can be connected with the first oil pressure chamber 27 Logical, clutch plunger 242 can make clutch 24 be in bonding state by oil pressure actuated, i.e. clutch 24 can be by the first oil pressure chamber 27 oil pressure cntrol is in bonding state.
The driving wheel 81 that reverses gear is also equipped on power input shaft 1, power output shaft 3 accordingly equipped with the driven wheel 82 that reverses gear, reverses gear Reverse idler gear 80 is equipped between driving wheel 81 and the driven wheel 82 that reverses gear, reverse idler gear 80 is on reverse gear shaft 85;? The clutch 24 being equipped with by oil pressure cntrol is kept off in driving wheel 81, is correspondingly provided in power input shaft 1 for controlling reverse gear second Oil pressure chamber 86, power input shaft 1 drive the rotation of driving wheel 81 of reversing gear by clutch 24.
Equipped with the oil pump 9 being used for as 86 fuel feeding of the first oil pressure chamber 27 and the second oil pressure chamber on power input shaft 1, oil pump 9 is Gear pump is driven by power input shaft 1.
It when work, puts into forward gear, shifting shaft 7 is moved to the left, and the high pressure oil in the first oil pressure chamber 27 enters first gear master In the clutch oil pocket 241 of driving wheel 21, clutch plunger 242 is pushed to combine clutch 24, i.e. clutch 24 is in bonding state, Make the power of power input shaft 1 by freewheel clutch 23, the clutch 24, first gear driving wheel in first gear driving wheel wheel 21 21 working end and a gear driven wheel 22 are transmitted on power output shaft 3, a gear job;When shifting shaft 7 continues to move left to second When keeping off 21 corresponding position of driving wheel, the clutch oil that the high pressure oil in the first oil pressure chamber 27 enters second gear driving wheel 21 is intracavitary (i.e. with the movement of shifting shaft, the space of the first oil pressure chamber changes therewith) makes the clutch of second gear driving wheel 21 be in knot Conjunction state, second gear work;And so on, realize 5 gear gear shift operations.Shifting shaft 7 is shifted gears according to the revolving speed of power output shaft 3 and dynamic The driving load of power input shaft 1 automatically determines gear, is controlled by independent circuit drives.It is each in gearbox when upshift of driving a vehicle The clutch of gear combines one by one, and the low gear clutch having been combined does not have to separation, upshift one by one, what when downshift had previously combined Clutch separates one by one from high to low, and clutch is in upshift, there is no the program that bound bottom gear clutch is separated, When clutch downshift, only need to from high gear one by one cut-off clutch realize downshift.
Be linked into when use when reversing gear R, reverse idler gear 80 with reverse gear driving wheel 81 and the driven gear 82 that reverses gear is combined, Two oil pressure chambers 86 make to reverse gear the combination of the clutch 24 in driving wheel 81, make the power of power input shaft 1 by clutch 24, reverse gear Driving wheel 81, intermediate gear 17, the driven gear 16 that reverses gear are transmitted on power output shaft 3, travel vehicle backing.
Shifting shaft is arranged in power output shaft, and one-way clutch and clutch, power output shaft are equipped in driven wheel Interior to be equipped with shifting shaft, one end of shifting shaft is fixed with piston, and the lateral compartments of piston are the third oil pressure chamber for controlling shift; One-way clutch and clutch are equipped in each driven wheel, clutch can be in by the oil pressure cntrol of third oil pressure chamber and combine shape State, driven wheel drive power output shaft to rotate by clutch.One-way clutch in driven wheel is mounted on power output shaft, from Clutch is located at the outside of one-way clutch;It is additionally provided with clutch oil pocket and clutch plunger in driven wheel, clutch oil pocket can be with Third oil pressure chamber is connected, and clutch plunger can make clutch be in bonding state by oil pressure actuated.What the course of work was same as above changes Example of the gear shaft in power input shaft.
It is equipped with one-way clutch and clutch in each driving wheel of speed change gear of gear overlapping provided in this embodiment, is moved Power input shaft drives the working end of driving wheel to rotate by clutch, with the movement of shifting shaft, the intracavitary oil pressure of the first oil pressure The clutch for controlling corresponding gear combines, and realizes shift, and when upshift of driving a vehicle, the clutch of each gear is tied one by one in gearbox It closes, the low gear clutch having been combined does not have to separation, upshift one by one, and the clutch that when downshift had previously combined is from high to low one by one Separation, clutch is in upshift, there is no the program that bound bottom gear clutch is separated, when clutch downshift, only needs From high gear, cut-off clutch realizes downshift one by one.Only one executive component and a clutch job when present invention shifts gears, Program of shifting gears is simply smooth, interference problem of shifting gears will not occur, and can effectively improve shift speed.
Embodiment 11
As shown in figure 26, the speed change gear of gear overlapping provided in this embodiment includes power input shaft 1, power output shaft 3, at least seven driving wheels 21 are housed, each driving wheel 21 is corresponding with a gear, power output shaft 3 on power input shaft 1 Upper that at least seven driven wheels 22 are accordingly housed, each driven wheel 22 is corresponding with a gear.In the present embodiment, referring to fig. 26, if There are 7 driving wheels, 21,7 driven wheels 22.The power input shaft 1 is equipped with first gear driving wheel 21, second gear driving wheel 21, the Three gear driving wheels 21, fourth gear driving wheel 21, fifth gear driving wheel 21, sixth gear driving wheel 21 and the 7th gear driving wheel 21.It should Power output shaft 3 is equipped with first gear driven wheel 22, second gear driven wheel 22, third gear driven wheel 22, fourth gear driven wheel 22, the Five gear driven wheels 22, sixth gear driven wheel 22 and the 7th gear driven wheel 22.It is equipped with clutch 24 on the outside of each driven wheel 22 and surpasses More clutch 23, clutch 24 by shift oil pressure cntrol, power output shaft 3 by clutch 24 and the driving of freewheel clutch 23 from The working end of driving wheel 22 rotates, and the working end of driven wheel 22 is engaged with the driving wheel 21 on power input shaft 1.
As shown in figure 26, each driven wheel side of speed change gear of gear overlapping provided in this embodiment is equipped with freewheel clutch 23 and clutch 24, clutch 24 is hydraulic control friction plate clutch or hand operated speed gear box synchronous device formula clutch, overdrive clutch Device 23 is sprag type one-way bearing, overrunning cluth or one-way damper.
As shown in figure 26, the power output shaft 3 of the speed change gear of gear provided in this embodiment overlapping be equipped with altogether hub from It attaches together and sets, hub arrangement of clutch is provided with first gear clutch 24 and second gear clutch 24, and first gear clutch and second altogether It keeps off between clutch equipped with first gear engine braking clutch 25, first gear clutch 24 is interior to connect first gear freewheel clutch 23, first gear freewheel clutch 23 is interior to connect first gear driven wheel 22, connects second gear overdrive clutch in second gear clutch 24 Device 23, second gear freewheel clutch 23 is interior to connect second gear driven wheel 22.
Power output shaft 3 is equipped with hub arrangement of clutch altogether, which is provided with 23 He of third gear freewheel clutch Fourth gear freewheel clutch 23, connects third gear clutch 24 in third gear freewheel clutch 23, third gear engine braking from It after clutch 25 is in parallel with third gear freewheel clutch 23, third gear clutch 24, is connect with third gear driven wheel 22, fourth gear is super Fourth gear clutch 24 is more connected in clutch 23, connects fourth gear driven wheel 22 in fourth gear clutch 24.
Power output shaft 3 is equipped with fifth gear clutch 24, connects fifth gear overdrive clutch in the fifth gear clutch 24 Device 23, fifth gear freewheel clutch 23 connect fifth gear driven wheel 22 outside.Power output shaft 3 is equipped with sixth gear clutch 24, Sixth gear freewheel clutch 23 is connected on the outside of sixth gear clutch 24, connection sixth gear is driven on the outside of sixth gear freewheel clutch 23 Wheel 22.
Power output shaft 3 is equipped with the 7th gear freewheel clutch 23, connects the 7th on the outside of the 7th gear freewheel clutch 23 Clutch 24 is kept off, the 7th gear driven wheel 22 is connected on the outside of the 7th gear clutch 24.
As shown in figure 26, when the speed change gear work of gear overlapping provided in this embodiment, when the clutch of which gear Which gear 24 combine the torsion from power input shaft 1 is just passed through this gear driving wheel 21, driven wheel 22,24 and of clutch Freewheel clutch 23 is transmitted on power output shaft 3.When putting into forward gear, by individual hydraulic control shifting unit from first gear clutch Device 24, second gear clutch 24, third gear clutch 24, fourth gear clutch 24, fifth gear clutch 24, sixth gear clutch 24 to the 7th gear clutches 24 are superimposed one by one provides clutch engagement oil progress upshift, and clutch is successively disconnected from high gear to low gear Device engagement oil realizes downshift.Or one to seven gear provide oil pressure simultaneously by changing charge oil pressure realization upshift and downshift, due to There is no gear interference, multiple gears are simultaneously operable, when starting when certain clutch starts to walk pressure, all gear pressure one The driving moment of low gear driving wheel 21 and driven wheel 22 is big when cause first combines work, the driving of high gear driving wheel 21 and driven wheel 22 The small progress frictional engagement driving of torque.When speed gradually rises, the driving moment of automobile is gradually reduced, and high gear is gradually from rubbing Driving is wiped to switch to combine driving.When more gears simultaneously engage with, high gear transmit torsion, although low gear in conjunction with by surmount from Clutch carries out surmounting work, does not transmit torsion.First gear engine brake 25 and third gear engine brake 25 are mainly used In control engine braking, it is installed at required gear according to actual needs.In order to extend gearbox service life, gearbox highest Freewheel clutch is not added in gear.
Another gear superposing type multistage automatic transmission is equipped with clutch 24 and overdrive clutch on the outside of each driving wheel 21 Device 23, clutch 24 drive driving wheel 21 by clutch 24 and freewheel clutch 23 by shift oil pressure cntrol, power input shaft 1 Working end rotation, the working end of driving wheel 21 is engaged with the driven wheel 22 on power output shaft 3.Wherein, first gear active Wheel 21 is that clutch type is connect altogether with the second gear driving wheel 21;The third gear driving wheel 21 and the fourth gear driving wheel 21 are total Super-clutch type connection;The fifth gear driving wheel 21, the sixth gear driving wheel 21 pass through clutch with power input shaft 1 respectively The connection of connecting shaft delivery type, the 7th gear driven wheel 22 are connect with power input shaft 1 by 23 connecting shaft delivery type of freewheel clutch.It is keeping off When position is excessive or horizontal engine, in order to shorten transmission length, using power input shaft or power output shaft drive part by part Formula, power input shaft segmented are divided into two sections for the power input shaft in embodiment two and are connected in parallel on power output shaft and transmit and turn round Square.Power output shaft segmented is divided into two sections for the power output shaft in embodiment one and is connected in parallel on power input shaft and transmits and turn round Square.
In conclusion the speed change gear of gear overlapping provided by the invention can be applied to automobile, motorcycle, electric vehicle, wheel Ship, military affairs, engineering, machinery, electric power, aviation, lathe, power generation, industry, agricultural, etc. mechanical driving speed changing boxes and gear-box speed change, Become and turns round transmission technical field more particularly to a kind of gear eclipsed form multistage automatic transmission.Gear overlapping of the invention Speed change gear does not have gear interference when torque is transmitted in work, and interference friction is small between each gear, and gear can be overlapped, in starting and When upshift, multiple clutches, which are simultaneously operable, to make to start to walk and shift gears steady while increasing transmitting torque, and when upshift does not need The bottom gear clutch of engagement separates, only need to cut-off clutch realizes downshift, shift one by one from high gear to low gear when downshift Program is simply various;Smooth gear shifting is quick, and output torque is big, slides fastly, shift speed is fast, fuel-saving environmental protection.
The above embodiments are only used to illustrate the present invention, and not limitation of the present invention, related person skilled in the art, Without departing from the spirit and scope of the present invention, it can also make a variety of changes and modification.Therefore all equivalent skills Art scheme also belongs to protection category of the invention.

Claims (39)

1. a kind of speed change gear of gear overlapping, it is characterised in that: including power input shaft, power output shaft, power input shaft Upper that multiple driving wheels are housed, each driving wheel is corresponding with a gear, multiple driven wheels is accordingly housed, often on power output shaft A driven wheel is corresponding with a gear;
Shifting shaft is equipped in power input shaft, one end of shifting shaft is fixed with piston, and the outside of piston is for controlling shift First oil pressure chamber;One-way clutch and clutch are equipped in each driving wheel, clutch can be by the oil pressure cntrol of the first oil pressure chamber In bonding state, power input shaft drives the working end of driving wheel to rotate by clutch, the working end of driving wheel and power Driven wheel engagement on output shaft;
When starting and upshift, multiple gear clutches, which are simultaneously operable, to make to start to walk and shift gears steady while increasing transmitting torque;Institute It states clutch and offer clutch engagement oil progress upshift is provided one by one;
When speed gradually rises, the driving moment of automobile is gradually reduced, and high gear gradually switchs to engagement driving from friction-driven;
When more gears simultaneously engage with, when high gear is fully engaged as active transfer torsion, although low gear engagement pass through it is unidirectional Clutch carries out surmounting work, does not transmit torsion;
Successively cut-off clutch engagement oil realizes downshift from high gear to low gear;
It is one to multiple to keep off while providing oil pressure by changing charge oil pressure realization starting upshift and downshift;One gear engages multiple gears It assists to push working gear in position.
2. the speed change gear of gear overlapping as described in claim 1, it is characterised in that: one-way clutch is mounted in power input shaft On, clutch is located at the outside of one-way clutch;Clutch oil pocket and clutch plunger are equipped in driving wheel, clutch oil pocket can It is connected with the first oil pressure chamber, clutch plunger can make clutch be in bonding state by oil pressure actuated.
3. a kind of speed change gear of gear overlapping, it is characterised in that: including power input shaft, power output shaft, power input shaft Upper that multiple driving wheels are housed, each driving wheel is corresponding with a gear, multiple driven wheels is accordingly housed, often on power output shaft A driven wheel is corresponding with a gear, and shifting shaft is equipped in power output shaft, and one end of shifting shaft is fixed with piston, piston Lateral compartments are the third oil pressure chamber for controlling shift;One-way clutch and clutch, clutch are equipped in each driven wheel Bonding state can be in by the oil pressure cntrol of third oil pressure chamber, driven wheel drives power output shaft to rotate by clutch;
When starting and upshift, multiple gear clutches, which are simultaneously operable, to make to start to walk and shift gears steady while increasing transmitting torque;Institute It states clutch and offer clutch engagement oil progress upshift is provided one by one;When speed gradually rises, the driving moment of automobile is gradually Reduce, high gear gradually switchs to engagement driving from friction-driven;
When more gears simultaneously engage with, when high gear is fully engaged as active transfer torsion, although low gear engagement pass through it is unidirectional Clutch carries out surmounting work, does not transmit torsion;
Successively cut-off clutch engagement oil realizes downshift from high gear to low gear;
It is one to multiple to keep off while providing oil pressure by changing charge oil pressure realization starting upshift and downshift;One gear engages multiple gears It assists to push working gear in position.
4. the speed change gear of gear overlapping as claimed in claim 3, it is characterised in that: the one-way clutch in driven wheel is mounted in On power output shaft, clutch is located at the outside of one-way clutch;Clutch oil pocket and clutch plunger are additionally provided in driven wheel, Clutch oil pocket can be connected with third oil pressure chamber, and clutch plunger can make clutch be in bonding state by oil pressure actuated.
5. a kind of speed change gear of gear overlapping, including power input shaft, power output shaft, at least seven are equipped on power input shaft A driving wheel, each driving wheel is corresponding with a gear, and at least seven driven wheels, Mei Gecong are accordingly housed on power output shaft Driving wheel is corresponding with a gear, the power input shaft be equipped with first gear driving wheel, second gear driving wheel, third gear driving wheel, Fourth gear driving wheel, fifth gear driving wheel, sixth gear driving wheel and the 7th gear driving wheel, the power output shaft be equipped with first gear from Driving wheel, second gear driven wheel, third gear driven wheel, fourth gear driven wheel, fifth gear driven wheel, sixth gear driven wheel and the 7th gear Driven wheel, it is characterised in that: clutch and freewheel clutch are equipped on the outside of each driven wheel or driving wheel, clutch is by shift oil Voltage-controlled system, power output shaft drive the working end rotation of driven wheel, the working end of driven wheel by clutch and freewheel clutch It is engaged with the driving wheel on power input shaft or power input shaft passes through clutch and freewheel clutch drives the work of driving wheel End rotation, the working end of driving wheel is engaged with the driven wheel on power output shaft;
When starting and upshift, multiple gear clutches, which are simultaneously operable, to make to start to walk and shift gears steady while increasing transmitting torque;Institute It states clutch and offer clutch engagement oil progress upshift is provided one by one;When speed gradually rises, the driving moment of automobile is gradually Reduce, high gear gradually switchs to engagement driving from friction-driven;
When more gears simultaneously engage with, when high gear is fully engaged as active transfer torsion, although low gear engagement is by surmounting Clutch carries out surmounting work, does not transmit torsion;
Successively cut-off clutch engagement oil realizes downshift from high gear to low gear;
It is one to multiple to keep off while providing oil pressure by changing charge oil pressure realization starting upshift and downshift;One gear engages multiple gears It assists to push working gear in position.
6. the speed change gear of gear overlapping as claimed in claim 5, it is characterised in that: be equipped with clutch on the outside of each driven wheel And freewheel clutch, clutch drive driven wheel by clutch and freewheel clutch by shift oil pressure cntrol, power output shaft Working end rotation, the working end of driven wheel engage with the driving wheel on power input shaft, wherein the first gear driven wheel and this Second gear driven wheel is clutch type connection altogether;The third gear driven wheel and the fourth gear driven wheel are that super-clutch type connects altogether It connects;The fifth gear driven wheel, the sixth gear driven wheel are connect with power output shaft by clutch connecting shaft delivery type respectively, this Seven gear driven wheels are connect with power output shaft by freewheel clutch connecting shaft delivery type.
7. the speed change gear of gear overlapping as claimed in claim 5, it is characterised in that: be equipped with clutch on the outside of each driving wheel And freewheel clutch, clutch drive driving wheel by clutch and freewheel clutch by shift oil pressure cntrol, power input shaft Working end rotation, the working end of driving wheel engage with the driven wheel on power output shaft, wherein the first gear driving wheel and this Second gear driving wheel is clutch type connection altogether;The third gear driving wheel and the fourth gear driving wheel are that super-clutch type connects altogether It connects;The fifth gear driving wheel, the sixth gear driving wheel are connect with power input shaft by clutch connecting shaft delivery type respectively, this Seven gear driven wheels are connect with power input shaft by freewheel clutch connecting shaft delivery type.
8. a kind of speed change gear of gear overlapping characterized by comprising power input shaft, power output shaft and multiple parallel connections The variable-speed unit of transmission, the power input shaft, multiple variable-speed units, the power output shaft sequentially tandem sequence;
The variable-speed unit includes transmission device, clutch and freewheel clutch, and the transmission device includes driving wheel and driven Wheel;
The transmission device and the clutch, freewheel clutch tandem sequence in any order;
When starting and upshift, multiple gear clutches, which are simultaneously operable, to make to start to walk and shift gears steady while increasing transmitting torque;Institute It states clutch and is superimposed progress upshift one by one;When speed gradually rises, the driving moment of automobile is gradually reduced, and high gear is gradually from rubbing It wipes driving and switchs to engagement driving;
When more gears simultaneously engage with, when high gear is fully engaged as active transfer torsion, although low gear engagement pass through it is unidirectional Clutch carries out surmounting work, does not transmit torsion;
The clutch previously combined when downshift separates one by one from high to low;
One gear engages multiple gears and assists to push working gear.
9. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the transmission device, the clutch With the freewheel clutch sequentially tandem sequence.
10. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the clutch, the transmission device With the freewheel clutch sequentially tandem sequence.
11. the speed change gear of gear as claimed in claim 8 overlapping, which is characterized in that the transmission device, it is described surmount from Clutch and the clutch sequentially tandem sequence.
12. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the freewheel clutch, the transmission Device and the clutch sequentially tandem sequence.
13. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the clutch, the overdrive clutch Device and the transmission device sequentially tandem sequence.
14. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the freewheel clutch, the clutch Device and the transmission device sequentially tandem sequence.
15. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the speed change of the multiple parallel connection transmission Unit is identical or different.
16. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the speed change of the multiple parallel connection transmission Any two or multiple variable-speed units share a clutch in unit.
17. the speed change gear that the gear as described in claim 8-16 any one is overlapped, which is characterized in that the variable-speed unit It further include engine braking clutch, the engine braking clutch and the freewheel clutch and/or clutch and joint control Engine braking processed.
18. the speed change gear that the gear as described in claim 8-16 any one is overlapped, which is characterized in that further including will be described The high-speed drive unit in power transmission to the power output shaft on power input shaft, the high-speed drive unit include passing Dynamic device and clutch;
The transmission device and the clutch tandem sequence.
19. the speed change gear that the gear as described in claim 8-16 any one is overlapped, which is characterized in that described adjacent more Using hub arrangement of clutch transmission altogether between a variable-speed unit.
20. the speed change gear of gear overlapping as claimed in claim 19, which is characterized in that the setting of hub arrangement of clutch altogether exists On power input shaft or power output shaft.
21. the speed change gear of gear as claimed in claim 19 overlapping, which is characterized in that at least adjacent two gear clutch and/ Or the freewheel clutch is total to hub.
22. the speed change gear that the gear as described in any one of claim 8-16,20,21 is overlapped, which is characterized in that further include Brake, the brake setting is on power output shaft or between power output shaft and differential mechanism.
23. the speed change gear that the gear as described in any one of claim 8-16,20,21 is overlapped, which is characterized in that described dynamic Power input shaft and/or the setting of power output shaft sectional parallel.
24. the speed change gear of gear overlapping as claimed in claim 23, which is characterized in that the power input shaft segmentation and institute State power output shaft parallel connection transfer of torque;Or
The power output shaft subsection setup transmitting torque in parallel with the power input shaft.
25. the speed change gear of gear overlapping as claimed in claim 23, which is characterized in that the clutch of the multiple variable-speed unit Device control simultaneously separation with engage;Or,
Discrete control is separated and is engaged.
26. the speed change gear of gear overlapping as claimed in claim 24, which is characterized in that the clutch of the multiple variable-speed unit Device be friction clutch, embeddeding clutch, air flexible clutch, electromagnetic clutch, magnetic powder cluth, torque clutch, from Any one in centrifugal clutch.
27. the speed change gear of gear overlapping as claimed in claim 24, which is characterized in that the clutch of the multiple variable-speed unit Device engages in the following ways;
Juncture is superimposed from low gear to high gear clutch;Or,
From low gear to the independent juncture of high gear clutch;Or
Gradually juncture is segmented from low gear to high gear clutch;Or,
The gradually juncture simultaneously from low gear to high gear clutch.
28. the speed change gear of gear overlapping as claimed in claim 24, which is characterized in that the clutch of the multiple variable-speed unit Device is separated using following sequence;
By gear separate mode from high gear to low range clutch;Or,
Segmentation is gradually disengaged mode from high gear to low range clutch;Or,
It is gradually disengaged mode simultaneously from high gear to low range clutch.
29. the speed change gear of gear overlapping as claimed in claim 19, which is characterized in that
The clutch of each variable-speed unit shares a driving original part control separation and combines in the hub arrangement of clutch altogether;Or,
The clutch of each variable-speed unit using individually driving original part control separation and combines in the hub arrangement of clutch altogether.
30. the speed change gear of gear as claimed in claim 19 overlapping, which is characterized in that in the hub arrangement of clutch altogether from The setting of clutch sectional parallel;
Each section of clutch is using individually driving original part control separation and combines;Or,
Each section of clutch shares a driving original part control separation and combines.
31. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that also set up on the power output shaft There are power generation and driving conversion motor, the power generation is electrically connected with driving conversion motor with battery;
Described generate electricity is protected with driving conversion motor for starting to collect energy and be converted into electric energy when the speed change gear is braked There are in battery;
The power generation is used to reverse gear to start in the speed change gear with driving conversion motor is converted into machine for the electric energy in battery Tool can provide driving force for power output shaft.
32. the speed change gear of gear overlapping as claimed in claim 8, which is characterized in that the transmission dress in the variable-speed unit Biography is set to be driven using positive drive or immunity.
33. the speed change gear of gear overlapping as claimed in claim 24, which is characterized in that the multiple variable-speed unit surmounts Clutch is any one in finder, one-way clutch, unilateral bearing or holdback etc..
34. the speed change gear of gear overlapping as claimed in claim 17, which is characterized in that it further include brake, the braking Device is arranged on power output shaft or between power output shaft and differential mechanism.
35. the speed change gear of gear as claimed in claim 17 overlapping, which is characterized in that the power input shaft and/or dynamic The setting of power output shaft sectional parallel.
36. the speed change gear of gear overlapping as claimed in claim 18, which is characterized in that it further include brake, the braking Device is arranged on power output shaft or between power output shaft and differential mechanism.
37. the speed change gear of gear as claimed in claim 18 overlapping, which is characterized in that the power input shaft and/or dynamic The setting of power output shaft sectional parallel.
38. the speed change gear of gear overlapping as claimed in claim 19, which is characterized in that it further include brake, the braking Device is arranged on power output shaft or between power output shaft and differential mechanism.
39. the speed change gear of gear as claimed in claim 19 overlapping, which is characterized in that the power input shaft and/or dynamic The setting of power output shaft sectional parallel.
CN201580000487.6A 2014-08-29 2015-05-18 A kind of speed change gear of gear overlapping Active CN105793607B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN2014104340040 2014-08-29
CN201410434004.0A CN105370879B (en) 2014-08-29 2014-08-29 Isolated conjunction multistage automatic transmission
CN201510014762.1A CN104633017A (en) 2015-01-13 2015-01-13 Gear position overlapped type multistage automatic transmission
CN2015100147621 2015-01-13
PCT/CN2015/079228 WO2016029719A1 (en) 2014-08-29 2015-05-18 Speed change mechanism with gears overlap

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CN105793607A CN105793607A (en) 2016-07-20
CN105793607B true CN105793607B (en) 2019-08-30

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112984106B (en) * 2020-04-02 2022-08-23 天津叠挡传动技术有限公司 Clutch device with overlapped gears, speed changing device, power generation device and electric automobile

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1601148A (en) * 2003-09-27 2005-03-30 江廷普 Automatic stepless transmission gearbox
CN102678840A (en) * 2012-04-25 2012-09-19 长城汽车股份有限公司 Seven-gear transmission

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2055882U (en) * 1989-08-26 1990-04-11 勇化军 Mechanical automatic transmission
SU1749065A1 (en) * 1990-05-03 1992-07-23 Войсковая часть 26271 Automatic transmission
CN2448617Y (en) * 2000-09-04 2001-09-19 郭永志 Electric control automatic speed variator for vehicle
CN2553186Y (en) * 2002-07-26 2003-05-28 赵洪义 All machinery wedging block type overrunning stepless automatic variable speed device
CN2643078Y (en) * 2003-09-24 2004-09-22 杨庆成 Automatic shifter for automobile or tricycle
CN100400940C (en) * 2004-02-02 2008-07-09 杨斌彬 Uninterruptible power gear speed variator
WO2010099315A1 (en) * 2009-02-27 2010-09-02 Nacco Materials Handling Group, Inc. Power shift transmission with clutch pack overrun
JP2014031857A (en) * 2012-08-06 2014-02-20 Ntn Corp Multi-shaft transmission
US8870705B2 (en) * 2012-09-26 2014-10-28 Gm Global Technology Operations, Llc Multi-speed transmission with a one-way clutch
CN105370879B (en) * 2014-08-29 2017-11-28 解利 Isolated conjunction multistage automatic transmission
CN204025642U (en) * 2014-08-29 2014-12-17 解利 Isolated conjunction multistage automatic transmission
CN104633017A (en) * 2015-01-13 2015-05-20 解利 Gear position overlapped type multistage automatic transmission

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1601148A (en) * 2003-09-27 2005-03-30 江廷普 Automatic stepless transmission gearbox
CN102678840A (en) * 2012-04-25 2012-09-19 长城汽车股份有限公司 Seven-gear transmission

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