CN103821880A - Multi-gear speed changer and vehicle with multi-gear speed changer - Google Patents

Multi-gear speed changer and vehicle with multi-gear speed changer Download PDF

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Publication number
CN103821880A
CN103821880A CN201410103712.6A CN201410103712A CN103821880A CN 103821880 A CN103821880 A CN 103821880A CN 201410103712 A CN201410103712 A CN 201410103712A CN 103821880 A CN103821880 A CN 103821880A
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China
Prior art keywords
gear
motor
shaft
input shaft
output
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CN201410103712.6A
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Chinese (zh)
Inventor
朱春浩
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Tianjin Santroll Electric Automobile Technology Co Ltd
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Tianjin Santroll Electric Automobile Technology Co Ltd
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Priority to CN201410103712.6A priority Critical patent/CN103821880A/en
Publication of CN103821880A publication Critical patent/CN103821880A/en
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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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • 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
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
    • 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
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The invention relates to a multi-gear speed changer. The multi-gear speed changer comprises at least two input shafts, an intermediate shaft, an output shaft, a plurality of transmission mechanisms and a plurality of power switching mechanisms, wherein the two input shafts can be connected with the same power source and can also be connected with different power sources respectively, the input shafts, the intermediate shaft and the output shaft are arranged in parallel, the transmission mechanisms are arranged among the input shafts, the intermediate shaft and the output shaft, and the two input shafts can be disconnected or connected through at least one transmission mechanism. The multi-gear speed changer is suitable for traditional vehicles, a large number of gear positions can be achieved through a small number of gears, the multi-gear speed changer can also be suitable for hybrid power vehicles, the two input shafts are connected with the different power sources respectively, the two power sources can output power with different transmission ratios, and the flexibility of the system is improved.

Description

Multispeed manual transmission and use the vehicle of this speed changer
Technical field
The present invention relates to a kind of multispeed manual transmission, belong to vehicle transmission gear, be both applicable to many power input Vehicular systems such as mixed power, be also applicable to the multi-gear transmission of traditional combustion engine vehicle.
Background technique
Whole world physical environment and the continuous promotion of policy environment to new-energy automobile industry, impel professional technique personage more to pay close attention to the operational efficiency that how further improves mixed power system.That common mixed power (HEV) or plug-in hybrid (PHEV) all need motor and motor Proper Match to maximize to realize capacity usage ratio.Effectively energy distribution mode is that motor is optionally connected with speed changer with motor at present, under pure electric drive mode, make motor be operated in efficient rotary speed area by speed changer adjustment, when motor participates in while driving, motor being connected with speed changer, adjust engine operation at efficient rotary speed area by speed changer, motor rotates thereupon.Mate by above-mentioned coordination, motor vehicle driven by mixed power can meet the daily requirement of travelling substantially.But find in practice, motor vehicle driven by mixed power, especially motor participates in the plug-in hybrid vehicle of large percentage, the motor long period drives separately vehicle, and when compared with heavy load or long period, great slope climbing, there will be the phenomenon being short of power, must be participated in driving by motor, provide additional torque, to meet power character demand.The phenomenon that this motor and motor use is simultaneously more common in Southwestern China portion area operating mode, and for new-energy automobile is used widely, the Design and manufacture of motor vehicle driven by mixed power need to be considered various operating modes, to adapt to various physical environments.In existing mixed power system design, because motor and the efficient district of motor are in different rotary speed areas, as depicted in figs. 1 and 2, motor and drive motor are in the time of state in parallel, existing structure is that motor and drive motor share a gear, do power output, in the time of low speed, motor cannot be in efficient district, cannot give play to Maximum Torque, in the time of high speed, main motor cannot have been given play to Maximum Torque, not in efficient district.Therefore, desirable structure is, no matter the speed of a motor vehicle is how many, motor and drive motor all, in the work of efficient district, reach optimum energy-saving effect, can export again larger moment of torsion, this just has higher requirement to gearbox, and requirement can offer two gears that power source is different simultaneously.Because two efficient districts of power source have overlappingly, require again gearbox that the two identical gear can be provided again.
Summary of the invention
The invention provides a kind of multispeed manual transmission, there are at least two input shafts 10,11; Jack shaft 20, power is passed to described jack shaft 20 by described input shaft input shaft 10,11; Output shaft 30, power is passed to described output shaft output shaft 30 output by described jack shaft jack shaft 20; Described input shaft 10,11, described jack shaft 20, described output shaft 30 layout parallel to each other; Multiple driving mechanism 101-103,201-203,301-303, described multiple driving mechanisms are arranged between described input shaft 10,11, jack shaft 20 and described output shaft 30; The C1 of powershift mechanism, C2, C3, C4, described powershift mechanism can make the power of inputting by the first input shaft 10 and the second input shaft 11 by described driving mechanism 101-103,201-203,301-303 between described input shaft 10,11, jack shaft 20, output shaft 30 with different velocity ratio transmission.Described switching mechanism C1, C2, C3, has at least a switching mechanism to be arranged between the first input shaft 10 and the second input shaft 11 in C4, the first input shaft 10 is separated or disconnected with the second input shaft 11.
When described the first input shaft 10 connects different power sources from described the second input shaft 11, two power sources are simultaneously with different velocity ratio output.
Described the first input shaft 10 configures coaxially to each other with described the second input shaft 11 and can be relative to rotating and moving.The described powershift C1-C4 of mechanism is twin-direction clutch.
The present invention also provides a kind of motor vehicle driven by mixed power, has motor, motor, above-mentioned speed changer, and described motor connects described the first input shaft 10, and described motor connects described the second input shaft 11, and described output shaft 30 connects wheel.Under a certain specific operation, control switching mechanism C1, C2, C3, C4 is to be achieved as follows the output of mode power: the gear of first control engine, then according to the gear of required supplementary power-control motor, last control engine and motor are simultaneously with gear output separately.Also comprise generator, be connected by driving mechanism with described motor on the one hand, be connected with power supply in car on the other hand.Or, also comprise generator, be connected in described transmission input shaft by driving mechanism.
The present invention also provides a kind of conventional truck, has motor, speed changer, back axle and wheel, is characterized in that, above-mentioned speed changer, described engine output shaft connects by engaging and disengaging gear C0 and described gearbox input shaft 10,11, and described output shaft 30 connects described back axle and wheel.
Accompanying drawing explanation
Fig. 1 is conventional motors efficiency characteristic curve synoptic diagram.
Fig. 2 is that conventional engines efficiency characteristic is bent to schematic diagram.
Fig. 3 is multispeed manual transmission structural representation provided by the present invention.
Fig. 4 is the mixed power system motor input one gear energy transfer route that uses speed changer of the present invention.
Fig. 5 is the mixed power system motor input one gear energy transfer route that uses speed changer of the present invention.
Fig. 6 is the view of motor one each switching mechanism when keeping off motor four and keeping off.
Fig. 7 is the view of motor one each switching mechanism when keeping off motor three and keeping off.
Fig. 8 is the view of motor one each switching mechanism when keeping off motor two and keeping off.
Fig. 9 is the view of motor two each switching mechanism when keeping off motor one and keeping off.
Figure 10 is the view of motor three each switching mechanism when keeping off motor two and keeping off.
Figure 11 is the Vehicular system structural representation that uses speed changer of the present invention.
Embodiment
Contrasting multispeed manual transmission provided by the present invention below in conjunction with accompanying drawing is elaborated.
As shown in Figure 3, speed changer of the present invention comprises input shaft 10,11, for convenience, describes jack shaft 20 and output shaft 30, the setting parallel to each other of above-mentioned rotatingshaft in this specification with the first input shaft 10, the second input shafts 11.Between each rotatingshaft, interconnect by powershift mechanism.Driving gear 101-103 is arranged on input shaft 10,11, represents with the first input gear 101, the second input gear 102, the 3rd input gear 103; Driving gear 201-203 is arranged on jack shaft 20, represents with the first intermediate gear 201, the second intermediate gear 202, the 3rd intermediate gear 203; Driving gear 301-303 is arranged on output shaft, represents with the first output gear 301, the second output gear 302, the 3rd output gear 303.
Wherein, the first input gear 101, the second input gear 102 are fixedly installed on the second input shaft 11, and the 3rd input gear 103 is rotating to be arranged on the first input shaft 10; The first intermediate gear 201, the second intermediate gear 202 are fixedly installed on jack shaft 20, the 3rd intermediate gear 203 is rotating is arranged on jack shaft 20; The first output gear 301, the second output gear 302, the 3rd output gear 303 is rotating is arranged on output shaft 30.
Wherein, the first input gear 101 is meshed with the first intermediate gear 201, and the first intermediate gear 201 is meshed with the first output gear 301; The second input gear 102 is meshed with the second intermediate gear 202, and the second intermediate gear 202 is meshed with the second output gear 302; The 3rd input gear 103 is meshed with the 3rd intermediate gear 203, and the 3rd intermediate gear 203 is meshed with the 3rd output gear 303.
Be provided with the C1 of powershift mechanism, C2, C3, C4, can optionally make power transmit between driving gear, to realize different velocity ratios.Switching mechanism can adopt the synchronous coupling arrangement of manual transmission etc. in prior art, or engaging clutch or friction clutch etc.Particularly, be arranged on the first input shaft 10 the first switching mechanism C1 that can optionally the first input shaft 10 be connected with the 3rd input gear 103 with the second input shaft 11 or by the first input shaft 10; Be arranged on jack shaft 20 the second switching mechanism C2 can be optionally the first intermediate gear 201 or the second intermediate gear 202 being connected with jack shaft 20; Be arranged on output shaft 30, can be by the first output gear 301 and output defeated 30 the 3rd switching mechanism C3 that are connected or separate; And be arranged on output shaft 30 the 4th switching mechanism C4 can be optionally the second output gear 302 or the 3rd output gear 303 being connected with output shaft 30.
Similar with the COMM communication in prior art speed changer, in the time using synchromesh gear, at switching mechanism C1, C2, C3, in C4, sleeve spline is engaged to and rotatingshaft 10,11, the hub of 20,30 one, and each driven gear is provided with the chamfering or the spline that are integrally formed therewith, in the time that sleeve moves along axial direction, sleeve is extremely described chamfering or spline of spline fitted little by little.In addition, such circle is set: it little by little rubs with the predetermined member of being located in driven gear side, makes rotary synchronous with the motion along with sleeve.It can be also electronic mechanism control that the sleeve of each mechanism can be controlled by machinery.
Therefore,, take the first switching mechanism C1 as example, when the sleeve of C1 is moved to the left, when the one hub that is arranged at the first input shaft 10 and the second input shaft 11 is linked together, the first input shaft 10 is realized and being connected with the second input shaft 11; When the sleeve of C1 moves right, when being arranged at the first input shaft 10 and the 3rd input gear 103 and extending the one hub arranging and link together, the first input shaft 10 is realized and being connected with the 3rd input gear 103; When the sleeve of C1 is placed in neutral position, while not being connected with any one driving gear or rotatingshaft, switching mechanism C1 is in neutral.The working method of above-mentioned driving mechanism is equally applicable to other switching mechanism C2, C3, C4.
Similarly, in the time that switching mechanism adopts bi-directional friction clutch, its control mode can also adopt machinery to control also can adopt electronic mechanism control.Below about the description of gear, the descriptions such as every relating to " gear ", " two gears ", be should distinguish different gears for convenient, do not represent the ordering relation of velocity ratio, a gear, two gears, three gears, four gears do not represent the relation that velocity ratio increases successively or reduces successively.
The working procedure of speed changer of the present invention will be further illustrated below.Speed changer of the present invention has two input shafts 10,11, is applicable to double dynamical input and single power system.
When for double dynamical input, the first input shaft 10 is connected respectively the first and second power sources with the second input shaft 11, switching mechanism C1 optionally makes power transmission path transmit by the first input shaft 10 or the second input shaft 11, specifically, when switching mechanism C1 is connected the first input shaft 10 with the second input shaft 11, under switching mechanism C2, C3, the fixing a certain state of C4, from two power of gearbox two input ends along same path transmission, by the cooperation of switching mechanism C2, C3, C4, can realize many gears; In the time that switching mechanism C1 puts neutral, along first, second input gear, intermediate gear and output gear transmission, by the cooperation of switching mechanism C2, C3, C4, can realize many gears from the second power of gearbox the second input end; When switching mechanism C1 is connected the first input shaft 10 with the 3rd input gear 103, from the first power of speed changer first input end along the 3rd input gear 103, intermediate gear and output gear transmission, by the cooperation of switching mechanism C2, C3, C4, can realize many gears, can also transmit along another path from the second power of speed changer the second input end, two power speed changing ratios do not interfere with each other simultaneously., speed changer of the present invention can realize that separate power transmission, two power are transmitted jointly, two power transmit respectively, more flexible.
When for single power system, can add engaging and disengaging gear at the first input shaft 10 and the second input shaft 11 ends, by controlling engaging and disengaging gear, the first input shaft 10 and the second input shaft 11 are optionally accessed with power source.Gear parameter is rationally set, in the time that the first input shaft 10 is connected with power source, by the cooperation of switching mechanism C2, C3, C4, can realize many gears, and in the time that the second input shaft 11 is connected with power source, by the cooperation of switching mechanism C2, C3, C4, can realize diverse another and organize many gears.This using method combines the advantage of double clutch gearbox and non-double clutch gearbox, improves gear and improves the occasion, and utilizes a small amount of gear to realize many gears.
The present invention also provides the motor vehicle driven by mixed power that uses this speed changer.Wherein, the first input shaft 10 accesses motor, as the first power source; The second input shaft 11 accesses motor as the second power source, and output shaft 30 ends connect wheel ransaxle, as shown in Fig. 4 to 10.On figure, not shown conventional bindiny mechanism, electronic control mechanism etc. form the basic element of character of mixed power system, and those skilled in the art easily expect that necessary parts exist.It should be noted that, said mechanism is the working method of convenient explanation speed changer of the present invention just, actual speed changer uses the above-mentioned mode that is not limited to, the first input shaft 10 and the second input shaft 11 power sources can motor or motor in any one, can be also any power source that driving force can be provided.In addition, as motor vehicle driven by mixed power, those skilled in the art easily expect should having at least one generator in this system according to the technical program, for ato unit or/and to power source charging, also can carry out vehicle traction as the auxiliary drive mechanism of motor.The mounting point of generator and mounting type can design according to actual needs.Explanation to speed changer in all figure below, the parts such as the shaft generator that comprises in figure, motor, bearing are in order to make the more complete interpolation of schematic diagram, do not represent mode and the position of each parts as installed, in actual product, the installation of each parts may be positioned at the position different from this schematic diagram.
When motor as independent power source connecting system in, utilize gearbox of the present invention can realize pure motor four gears and drive, when the independent drive system of motor, can realize four-speed gear shift.Fig. 4 has shown wherein motor input one gear energy transfer route.When the independent drive system of motor is when a gear (be called for short motor one keep off), the first switching mechanism C1 puts neutral, in the time that C1 is synchronizer, the sleeve of C1 is placed in neutral position, be not connected with any one driving gear or rotatingshaft, the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, moves right as the sleeve of the C2 of synchronizer, the 3rd switching mechanism C3 neutral, the 4th switching mechanism C4 is connected the second output gear 302 with output shaft 30.In figure, thick arrow represents energy transmission path, be that speed changer is put pure electronic when gear, its Energy Transfer is started to be passed to the 3rd output gear 302 through the second intermediate gear 202 after the second input shaft 11 to second input gears 102 by motor, then by output shaft 30 output drive strengths.
Its excess-three gear of motor can be put under the prerequisite of neutral at switching mechanism C1, by regulating switching mechanism C2, C3, C4 realizes respectively, is specially: when motor two keeps off, and switching mechanism C2, C4 puts neutral, the 3rd switching mechanism C3 is connected the first output gear 301 with output shaft 30, energy outgoing route be motor to the first input gear 101 to first intermediate gears 201, by the first output gear 301 to output shaft 30 output drive strengths; When motor three keeps off, the 3rd switching mechanism C3 puts neutral, the second switching mechanism C2 is connected the first intermediate gear 201 with jack shaft 20, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30, energy outgoing route is that motor is to the first input gear 101 to first intermediate gears 201,, then to the 3rd output gear 303, finally output power by output shaft 30 to the 3rd intermediate gear 203 by jack shaft 20; When motor four keeps off, the 3rd switching mechanism C3 puts neutral, the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30, energy transmission path is by the second input gear 102 to second intermediate gears 202 from motor, to the 3rd intermediate gear 203, then to the 3rd output gear 303, and transmit output by output shaft 30 by jack shaft 20.
When motor is that the first switching mechanism C1 is connected the 3rd input gear 103 with the first input shaft 10 as the prerequisite of driving force connecting system, in the time that C1 is synchronizer, the sleeve of C1 moves right, the extension part of the 3rd input gear 102 is connected with the first input shaft 10, can realizes motor seven and keep off speed change.Fig. 5 has shown that wherein motor one keeps off energy transfer route.When motor is when a gear (be called for short motor one keep off), the second switching mechanism C2 and the 3rd switching mechanism C3 put neutral, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30, in the time that C4 is synchronizer, the sleeve of C4 moves right, and the extension part of the 3rd output gear 303 is connected with output shaft 30.In figure, thick arrow represents energy transmission path, be that gearbox is when putting motor one and keeping off, its Energy Transfer is started through the first input shaft 10, to the 3rd input gear 103, to be passed to the 3rd output gear 303 by the 3rd intermediate gear 203 by motor, then by output shaft 30 output drive strengths.
When motor two keeps off, the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, and the 3rd switching mechanism C3 puts neutral, and the 4th switching mechanism C4 is connected the second output gear 302 with output shaft 30;
When motor three keeps off, the second switching mechanism C2 is connected the first intermediate gear 201 with jack shaft 20, and the 3rd switching mechanism C3 is connected the first output gear 301 with output shaft 30, and the 4th switching mechanism C4 puts neutral;
Motor four keeps off, switching mechanism C2, C3 put neutral, and the 4th switching mechanism C4 is connected the second output gear 302 with output shaft 30, in the time that the 4th switching mechanism C4 is synchronizer, the sleeve of C4 is moved to the left, and the extension part of the second output gear 302 is connected with output shaft 30;
Motor five keeps off, switching mechanism C2, C4 put neutral, and the 3rd switching mechanism C3 is connected the first output gear 301 with output shaft 30, in the time that the 3rd switching mechanism C3 is synchronizer, the sleeve of C3 is moved to the left, and the extension part of the first output gear 301 is connected with output shaft 30;
Motor six keeps off, and the second switching mechanism C2 is connected the first intermediate gear 201 with jack shaft 20, and the 3rd switching mechanism C3 puts neutral, and the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30;
Motor seven keeps off, and the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, and the 3rd switching mechanism C3 puts neutral, and the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30.Under above gear, energy transfer route repeats no more.
Wherein, motor four keeps off to motor seven and keeps off also and can share four gears of speed changer with motor, under these four gears, can be both that motor drives separately lower use, also can be in a conventional manner to facilitate motor or motor to provide assist torque as a power source wherein to another power source.
Finally, motor and motor can be enjoyed separately gear separately, regulate respectively as required gear ratio separately, make motor and motor may be simultaneously operated in efficient district separately, when increasing entire system gear number, improve system capacity utilization ratio.Fig. 6 to Figure 10 has shown the state of each switching mechanism when motor is distinguished different gear with motor, and in each figure, heavy line represents motor energy bang path under each gear, and thick dashed line represents motor energy bang path under each gear.Wherein, Fig. 6 is the state of motor one each switching mechanism when keeping off motor four and keeping off, the first switching mechanism C1 is connected the 3rd input gear 103 with the first input shaft 10, the 3rd switching mechanism C3 puts neutral, the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30; Engine power outgoing route is started through the first input shaft 10, to the 3rd input gear 103, to be passed to the 3rd output gear 303 by the 3rd intermediate gear 203 by motor, then by output shaft 30 output drive strengths; Motor energy outgoing route be from motor by the second input gear 102 to second intermediate gears 202, to the 3rd intermediate gear 203, then to the 3rd output gear 303, and transmit output by output shaft 30 by jack shaft 20.Motor and motor are respectively after different Gear combination speed changes, and power, in the coupling of output shaft place, makes all to have reached separately optimum capacity transformation efficiency.Can find out, utilizing the motor of this speed changer realization and the independent no-load voltage ratio of motor is in fact exactly the combination of the independent no-load voltage ratio of motor and the independent no-load voltage ratio of motor, and the two does not interfere with each other, and complete independently can independently be controlled, simultaneously output.According to above-mentioned thought, we can also obtain motor one gear and motor three gear combinations (as shown in Figure 7), motor one keep off and motor two gear combinations (as Fig. 8), motor two keep off and motor one gear combination (as Fig. 9), motor three keep off and motor two gear combinations (as Figure 10).
According to above description, when speed changer of the present invention is applied to motor vehicle driven by mixed power, can provide multiple-working mode for system, wherein four kinds of pure power modes, three kinds of engine-driving patterns separately, four kinds of pure electricity and cluster engine syntypes, add up to and can realize at most 11 kinds of mode of operations, compares conventional hybrid power system, there is higher system flexibility, and because the torque of motor working speed is mated flexibly, the volume of motor and quality can be done little, reduce system cost.
In addition, the present invention also provides a kind of conventional truck that uses above-mentioned speed changer, as shown in figure 11.There is motor, between itself and speed changer, be provided with the twin-direction clutch C0 can selectivity being connected with the first input shaft 10 and the second input shaft 11.The effect of this clutch is to make motor and the first input shaft and the second input shaft separate connection, certainly also can be responsible for being respectively connected or separating of motor and two input shafts by two clutches, the advantage of twin-direction clutch C0 is to reduce system axial size.
When speed changer of the present invention is connected by double clutch with motor, use the less number of gears to realize more gear compared with conventional clutch.Existing speed changer/box structure is divided into double clutch gearbox and non-pair of clutch gearbox.The general gear logarithm of gearbox of parallel axes is suitable with gear number, such as 6 grades, approximately just needs 6-7 to gear, and namely 12-14 gear, and every gear is responsible for by different gears, and between different gears, gear can not share.Take two clutch gearboxes as example, realized by a part of gear for odd number gear 1,3,5,7 gears, and even number gear 2,4,6 gears are realized by another part gear, two clutch gearboxes can be realized more gear in this way.Even but like this, double clutch gearbox needs about two gears that are positioned at gear number equally, more gear number makes the bulk of gearbox become large, system system unstability increases, and the weight of system also increases thereupon.The speed changer providing in the present invention has overcome above-mentioned shortcoming, can realize maximum 7 gears, and only needs 9 gears, by sharing the mode of gear between gear, gearbox volume and quality under identical gear number is diminished, and transmission efficiency is higher.
With reference to Figure 11, when twin-direction clutch, C0 engages to the right, be that motor is while being connected by the first input shaft 10 with gearbox, the first switching mechanism C1 is connected the 3rd input gear 103 with the first input shaft 10, in the time that C1 is synchronizer, the sleeve of C1 moves right, and the extension part of the 3rd input gear 102 is connected with the first input shaft 10, by the cooperation of switching mechanism C2, C3, C4 diverse location, can realize three gear speed changes.That is:
The first gear: the second switching mechanism C2 and the 3rd switching mechanism C3 put neutral, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30, in the time that C4 is synchronizer, the sleeve of C4 moves right, and the extension part of the 3rd output gear 303 is connected with output shaft 30.In figure, thick arrow represents energy transmission path, be that gearbox is when putting motor one and keeping off, its power transmission is started through the first input shaft 10, to the 3rd input gear 103, to be passed to the 3rd output gear 303 by the 3rd intermediate gear 203 by motor, then by output shaft 30 output drive strengths.
The second gear: the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, the 3rd switching mechanism C3 puts neutral, and the 4th switching mechanism C4 is connected the second output gear 302 with output shaft 30; Its power via the first input shaft 10 to the 3rd input gear 103, by the 3rd intermediate gear 203 to second intermediate gears 202, then by being exported by output shaft 30 after the second output gear 302.
The 3rd gear: the second switching mechanism C2 is connected the first intermediate gear 201 with jack shaft 20, the 3rd switching mechanism C3 is connected the first output gear 301 with output shaft 30, and the 4th switching mechanism C4 puts neutral;
Above three gears can be thought the gear relevant to the first input shaft 10.
When double clutch, C0 engages left, be that motor is while being connected by the second input shaft 11 with gearbox, the first switching mechanism C1 puts neutral, in the time that C1 is synchronizer, the sleeve of C1 is placed in neutral position, be not connected with any one driving gear or rotatingshaft, by the cooperation of switching mechanism C2, C3, C4 diverse location, can realize three gear gear ratio outputs
The 4th gear: the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, moves right as the sleeve of the C2 of synchronizer, the 3rd switching mechanism C3 neutral, and the 4th switching mechanism C4 is connected the second output gear 302 with output shaft 30.
The 5th gear: switching mechanism C2, C4 puts neutral, the 3rd switching mechanism C3 is connected the first output gear 301 with output shaft 30, energy outgoing route be motor to the first input gear 101 to first intermediate gears 201, by the first output gear 301 to output shaft 30 output drive strengths;
The 6th gear: the 3rd switching mechanism C3 puts neutral, the second switching mechanism C2 is connected the first intermediate gear 201 with jack shaft 20, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30, energy outgoing route is that motor is to the first input gear 101 to first intermediate gears 201, by jack shaft 20 to the 3rd intermediate gear 203, to the 3rd output gear 303, finally output power by output shaft 30 again;
The 7th gear: the 3rd switching mechanism C3 puts neutral, the second switching mechanism C2 is connected the second intermediate gear 202 with jack shaft 20, the 4th switching mechanism C4 is connected the 3rd output gear 303 with output shaft 30, energy transmission path is by the second input gear 102 to second intermediate gears 202 from motor, by jack shaft 20 to the 3rd intermediate gear 203, transmit output again to the 3rd output gear 303, and by output shaft 30.
Above four gears can be thought the gear relevant to the second input shaft 11.
In the time switching between different gears, when relating between the gear that the first input shaft 10 or two input shafts 11 are relevant (between the first to the 3rd gear or between the 4th to the 7th gear) and switching, use the mode of traditional non-double-clutch speed changer to shift gears; If relate to the switching between the relevant gear of the first input shaft 10 (the first to the 3rd gear) and the relevant gear of the second input shaft 11 (the 4th to the 7th gear), can use for reference the advantage of double clutch gearbox, before access gear, first carry out the preparation of putting into gear in advance, quick and stable more makes to shift gears.
The achieved gearbox mode of operation of the present invention is not limited to the scope of this specification and accompanying drawing indication; the independently gear combination of the motor that can realize by independent no-load voltage ratio speed changer involved in the present invention and motor; and utilize the designed speed changer of thought of the present invention, all belong to the protection domain that the present invention states.

Claims (8)

1. a multispeed manual transmission, is characterized in that, has
At least two input shafts (10,11);
Jack shaft (20), power is passed to described jack shaft (20) by described input shaft input shaft (10,11);
Output shaft (30), power is passed to described output shaft output shaft (30) output by described jack shaft jack shaft (20);
Described input shaft (10,11), described jack shaft (20), described output shaft (30) layout parallel to each other;
Multiple driving mechanisms (101-103,201-203,301-303), described multiple driving mechanisms are arranged between described input shaft (10,11), jack shaft (20) and described output shaft (30);
Powershift mechanism (C1, C2, C3, C4), described powershift mechanism can make power by the first input shaft (10) and the second input shaft (11) input by described driving mechanism (101-103,201-203,301-303) described input shaft (10,11), jack shaft (20),
Between output shaft (30) with different velocity ratio transmission.
In described switching mechanism (C1, C2, C3, C4), have at least a switching mechanism to be arranged between the first input shaft (10) and the second input shaft (11), the first input shaft (10) is separated or disconnected with the second input shaft (11).
Multispeed manual transmission according to claim 1, is characterized in that, when described the first input shaft (10) connects different power sources from described the second input shaft (11), two power sources are simultaneously with different velocity ratio output.
2. multispeed manual transmission according to claim 1, is characterized in that, described the first input shaft (10) configures coaxially to each other with described the second input shaft (11) and can be relative to rotating and moving.
3. multispeed manual transmission according to claim 3, is characterized in that, described powershift mechanism (C1-C4) is twin-direction clutch.
4. a motor vehicle driven by mixed power, there is motor, motor, speed changer, it is characterized in that, described speed changer has structure claimed in claim 1, described motor connects described the first input shaft (10), described motor connects described the second input shaft (11), and described output shaft (30) connects wheel.
5. motor vehicle driven by mixed power according to claim 4, it is characterized in that, under a certain specific operation, control switching mechanism (C1, C2, C3, C4) to be achieved as follows the output of mode power: the gear of first control engine, according to the gear of required supplementary power-control motor, last control engine and motor are simultaneously with gear output separately again.
6. motor vehicle driven by mixed power according to claim 4, is characterized in that, also comprises generator, is connected on the one hand with described motor by driving mechanism, is connected on the other hand with power supply in car.
7. motor vehicle driven by mixed power according to claim 4, is characterized in that, also comprises generator, is connected in described transmission input shaft by driving mechanism.
8. a vehicle, there is motor, speed changer, back axle and wheel, it is characterized in that, described speed changer has structure claimed in claim 1, and described engine output shaft is by engaging and disengaging gear (C0) and described gearbox input shaft (10,11) connect, described output shaft (30) connects described back axle and wheel.
CN201410103712.6A 2014-03-20 2014-03-20 Multi-gear speed changer and vehicle with multi-gear speed changer Pending CN103821880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410103712.6A CN103821880A (en) 2014-03-20 2014-03-20 Multi-gear speed changer and vehicle with multi-gear speed changer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410103712.6A CN103821880A (en) 2014-03-20 2014-03-20 Multi-gear speed changer and vehicle with multi-gear speed changer

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105109487A (en) * 2015-09-11 2015-12-02 山东理工大学 Speed optimization method for efficient running of vehicle
CN105782363A (en) * 2014-12-26 2016-07-20 韩奎义 Multisource transmission
CN108426001A (en) * 2017-02-13 2018-08-21 南通英拓力控汽车传动系统有限公司 Electronic automobile-used 3 gear double-clutch automatic gearbox

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105782363A (en) * 2014-12-26 2016-07-20 韩奎义 Multisource transmission
CN105109487A (en) * 2015-09-11 2015-12-02 山东理工大学 Speed optimization method for efficient running of vehicle
CN108426001A (en) * 2017-02-13 2018-08-21 南通英拓力控汽车传动系统有限公司 Electronic automobile-used 3 gear double-clutch automatic gearbox

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Application publication date: 20140528