CN106515418B - Gearshift and mixed power plant - Google Patents

Gearshift and mixed power plant Download PDF

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Publication number
CN106515418B
CN106515418B CN201611005106.6A CN201611005106A CN106515418B CN 106515418 B CN106515418 B CN 106515418B CN 201611005106 A CN201611005106 A CN 201611005106A CN 106515418 B CN106515418 B CN 106515418B
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CN
China
Prior art keywords
gear
shift
hub
gears
hangs
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CN201611005106.6A
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Chinese (zh)
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CN106515418A (en
Inventor
殷建坤
夏承钢
张学文
周德龙
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Shanghai Zhongke Shenjiang Electric Vehicle Co Ltd
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Shanghai Zhongke Shenjiang Electric Vehicle Co Ltd
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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 characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/24Arrangement 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 characterised by apparatus, components or means specially adapted for HEVs characterised by the combustion engines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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 characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/26Arrangement 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 characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/22Arrangement 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 characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36Arrangement 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 characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K6/00Arrangement 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
    • B60K6/20Arrangement 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
    • B60K6/50Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54Transmission for changing ratio
    • 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
    • F16H61/32Electric motors actuators or related electrical control means therefor
    • 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
    • F16H61/32Electric motors actuators or related electrical control means therefor
    • F16H2061/326Actuators for range selection, i.e. actuators for controlling the range selector or the manual range valve in the transmission
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The present invention relates to a kind of gearshifts, the speed Control for the mixed power plant with main clutch, the first gear and the second gear comprising shift hub and the shift motor for driving the shift hub to rotate, the shift hub include:First slideway is connect with the selector fork of first gear;Second slideway is connect with the selector fork of second gear;Third slideway is connect with the disengaging yoke of the main clutch;The present invention also provides a kind of mixed power plants including the gearshift.Using the gearshift, hub is shifted gears by one to realize and carry out the main clutch of speed change, the speed Control of the first gear and the second gear to driving motor progress speed change to engine, significantly reduces the complexity of mixed power plant gearshift.

Description

Gearshift and mixed power plant
Technical field
The present invention relates to vehicle traction technical field more particularly to vehicle shift technical fields, and in particular to a kind of shift Mechanism and mixed power plant with the shift hub.
Background technique
The advantages that externally rechargeable type mixed power automobile is due to its energy conservation, low emission is as automotive research and the one of exploitation A emphasis.A kind of existing mixed power plant for externally rechargeable type mixed power automobile includes:Become for engine First gear of speed, a power can satisfy the driving motor of pure motor driving demand, and become for driving motor Second gear of speed.Since there are two gears, the first gear usually has at least three forward gears and one It is a to reverse gear, need two shift motors, the second gear usually has that there are two gears, needs a shift motor, adds Clutch control motor at least needs four shift motors, and this obviously considerably increases mixed power plant gearshift Complexity.
Summary of the invention
The purpose of the present invention is overcoming the above-mentioned prior art, changing for gearshift can be simplified by providing one kind Retaining device and mixed power plant.
To achieve the goals above, of the invention that there is following constitute:
The gearshift, for the mixed power plant with main clutch, the first gear and the second gear Speed Control, the gearshift include shift gears hub and for drive it is described shift hub rotate shift motor;
The shift hub includes:
First slideway is connect with the selector fork of first gear;
Second slideway is connect with the selector fork of second gear;And
Third slideway is connect with the disengaging yoke of the main clutch.
Preferably, the selector fork of first gear include the first shift fork and the second shift fork, described first Shift fork is for hanging 1 gear or 3 gears, and second shift fork is for hanging 2 gears or 4 gears;The selector fork of second gear Including third shift fork, the third shift fork is for hanging L gear or H gear;The main clutch is open type clutch.
More preferably, when first gear is put into gear, the described shift hub rotation makes first shift fork or the Two shift forks are mobile put into gear after, the shift hub, which continues to rotate certain angle, moves the disengaging yoke, the master from Clutch engagement;And
When first gear plucks gear, the shift hub rotation keeps the disengaging yoke mobile, described The shift hub, which continues to rotate a predetermined angle, after main clutch separation plucks first shift fork or the movement of the second shift fork Gear.
Further, when the shift hub works in electric-only mode zero point, second gear hangs L Gear and first gear hang N gear, and when the shift hub rotates forward certain angle, first gear is hung 2 gears, when the shift hub inverts a predetermined angle, first gear hangs 1 gear and second variable-speed motor Structure is maintained at L gear.
Further, when the shift hub continues to rotate forward one in advance from the angle that first gear hangs 2 gears If angle, first gear hangs 3 gears and second gear is maintained at L gear, when the shift hub after Continuous to rotate forward a predetermined angle, second gear hangs H gear and first gear is maintained at 3 gears, when described Shift hub when continuing to rotate forward a predetermined angle, first gear hangs 4 gears and second gear is kept It is kept off in H.
Further, when the shift hub works in hybrid mode zero point, second gear N gear is hung with first gear, and when the shift hub rotates forward a predetermined angle, second gear L gear is hung, when the shift hub continues to rotate forward a predetermined angle, first gear hangs 1 gear and described second Gear is maintained at L gear, and when the shift hub inverts a predetermined angle, second gear hangs L gear and institute The first gear stated is maintained at N gear.
Further, when the shift hub hangs L gear and first variable-speed motor in second gear When the angle that structure is maintained at N gear continues to invert a predetermined angle, first gear hangs 1 gear and second speed change N gear is hung by mechanism.
Preferably, the shift motor is stepper motor.
It further include a kind of mixed power plant, the mixed power plant includes above-mentioned gearshift.
Preferably, the mixed power plant further includes engine, accessory belt train, motor, main reducing gear quilt Moving gear, transmission shaft, electromagnetic clutch, first gear and the second gear;
The engine is connect by first gear with the main reducing gear driven gear, and institute is passed through The first gear stated provides the first power to the main reducing gear driven gear;
The motor is connect by second gear with the main reducing gear driven gear, and institute is passed through The second gear stated provides the second power to the main reducing gear driven gear;
The engine is connect with the accessory belt train, to drive the accessory belt train rotation;Institute The accessory belt train stated passes through the electromagnetic clutch and the transmission axis connection;The transmission shaft and the electricity Motivation connection.
Using the gearshift and mixed power plant in the invention, due to wherein being realized by a shift hub to hair Motivation carries out the speed change control of the main clutch, the first gear and the second gear to driving motor progress speed change of speed change System, it is only necessary to it is equipped with a shift motor, structure is simple, the complexity of mixed power plant gearshift is significantly reduced, The later period is facilitated to repair maintenance.
Detailed description of the invention
Fig. 1 show the gearshift of the offer of the embodiment of the present invention one and the structural schematic diagram of mixed power plant.
Fig. 2 show the operation principle schematic diagram of shift hub provided by Embodiment 2 of the present invention.
Fig. 3 show the structural schematic diagram of mixed power plant provided by Embodiment 2 of the present invention.
Description of symbols
100 gearshifts
101 shift hubs
1011 first slideways
1012 second slideways
1013 third slideways
102 shift motors
200 mixed power plants
201 engines
202 driving motors
203 main reducing gear driven gears
204 first gears
2041 first shift forks
2042 second shift forks
205 second gears
2051 third shift forks
206 main clutch
2061 disengaging yokes
207 transmission shafts
208 electromagnetic clutch
210 accessory belt trains
Specific embodiment
It is further to carry out combined with specific embodiments below in order to more clearly describe technology contents of the invention Description.
The gearshift, for the mixing with main clutch 206, the first gear 204 and the second gear 205 The speed Control of power device 200, the gearshift 100 is including shift hub 101 and for driving the shift hub 101 to rotate Shift motor 102, the shift hub 101 include:First slideway 1011 connects with the selector fork of first gear 204 It connects;Second slideway 1012 is connect with the selector fork of second gear 205;And and third slideway 1013, with institute The disengaging yoke 2061 for stating main clutch 206 connects.
In a kind of preferable embodiment, the selector fork of first gear 204 includes:First shift fork 2041 With the second shift fork 2042, first shift fork 2041 is for hanging 1 gear or 3 gears, and second shift fork 2042 is for hanging 2 gears or 4 gears; The selector fork of second gear 205 includes:Third shift fork 2051, the third shift fork 2051 is for hanging L gear or H Gear;The main clutch 206 is open type clutch.
In a kind of more preferably embodiment, when first gear 204 is put into gear, the rotation of shift hub 101 makes First shift fork 2041 or the second shift fork 2042 are mobile put into gear after, the shift hub 101 continues to rotate described in certain angle makes Disengaging yoke 2061 is mobile, and the main clutch 206 engages;And first gear 204 is when plucking gear, the shift hub 101 rotations keep the disengaging yoke 2061 mobile, and the shift hub 101 continues to rotate centainly after the main clutch 206 separates Angle makes first shift fork 2041 or the movement of the second shift fork 2042 pluck gear.
In a kind of further embodiment, it is provided with electric-only mode zero point on the shift hub, is changed when described The work of hub 101 is kept off in electric-only mode zero point, second gear 205 hangs L gear and first gear 204 is hung N gear, and when the shift hub 101 rotates forward certain angle described in the first gear 204 hang 2 gears, when the shift hub 101 instead First gear 204 described in when turning certain angle hangs 1 gear and second gear 205 is maintained at L gear, and changes when described Gear hub 101 continues to rotate forward certain angle from the angle that first gear 204 hangs 2 gears, and first gear 204 is hung 3 gears and second gear 205 are maintained at L gear, when the shift hub 101 continues to rotate forward certain angle, described second Gear 205 hangs H gear and first gear 204 is maintained at 3 gears, when the shift hub 101 continues to rotate forward certain angle When spending, first gear 204 hangs 4 gears and second gear 205 is maintained at H gear.
In a kind of further embodiment, it is additionally provided with hybrid mode zero point on the shift hub 101, When the shift hub 101 work in hybrid mode zero point, second gear 205 and first variable-speed motor 204 structures hang N gear, and when the shift hub 101 rotate forward certain angle when described in the second gear 205 hang L keep off, changed when described First gear 204 described in when gear hub 101 continues to rotate forward certain angle hangs 1 gear and second gear 205 is maintained at L Gear, when the shift hub 101 invert certain angle when described in the second gear 205 hang L keep off and first gear 204 It is maintained at N gear, when the shift hub 101 hangs L gear and first gear 204 holding in second gear 205 When the angle of N gear continues to invert certain angle, first gear 204 hangs 1 gear and second gear 205 is hung N gear.
In a kind of preferable embodiment, the shift motor 102 is stepper motor.
It further include a kind of mixed power plant, mixed power plant includes:The gearshift 100 further includes:Start Machine, accessory belt train 210, motor, main reducing gear driven gear 203, the first gear 204, the second gear 205, transmission shaft 207 and electromagnetic clutch 208, wherein the engine passes through first gear and the main deceleration The connection of device driven gear provides the first power to the main reducing gear driven gear by first gear;The electricity Motivation is connect by second gear with the main reducing gear driven gear, by second gear to described Main reducing gear driven gear provides the second power;The engine is connect with the accessory belt train, to drive the attachment The rotation of belt train;The accessory belt train passes through the electromagnetic clutch and the transmission axis connection;The transmission shaft with The motor connection.In the present invention, corresponding gear is described using 1 gear, 2 gears, 3 gears, 4 gears, N gear, L gear and H gear, Wherein, 1 gear, 2 gears, 3 gears and 4 gears are forward gear, and N gear is neutral gear, the engine that such correspondence can only one-directionally rotate, such as is sent out Motivation;L gear and H gear are low gear and high gear respectively, and such correspondence can be with the engine of Double-directional rotary, such as driving motor.
In general, peripherally disposed slideway on shift hub, the head of selector fork is embedded in slideway, shift hub rotation When, selector fork is driven by slideway drives synchronizer to move left and right, and hangs over a gear in neutral gear or other two gears On, to realize shift.Slideway can be divided into the part of several sections of connections according to certain angle interval, such as can be set into Hub of shifting gears when changing to another gear from a gear need to rotate 60 degree, including a main clutch separation and a main clutch The angle of shift hub rotation needed for engagement, but it is not limited thereto system.Slideway is usually to close, upshift when shift hub rotates forward, instead Downshift when turning is not limited thereto system.
Fig. 1 show the gearshift of the offer of the embodiment of the present invention one and the structural schematic diagram of mixed power plant.Such as Fig. 1 Shown, gearshift 100 is dynamic for the mixing with main clutch 206, the first gear 204 and the second gear 205 The speed Control of power device 200, the shift motor 102 including shift hub 101 and for driving shift hub 101 to rotate,
Shift hub 101 include:First slideway 1011 is connect with the selector fork of the first gear 204;And second is sliding Road 1012 is connect with the selector fork of the second gear 205;And third slideway 1013, the separation with main clutch 206 are dialled 2061 connection of fork.
Gearshift of the invention shifts gears hub by one to realize the main clutch to engine progress speed change, first The speed Control of gear and the second gear to driving motor progress speed change, therefore a shift motor is only needed, To significantly reduce the complexity of mixed power plant gearshift.
Fig. 2 show the structural schematic diagram of mixed power plant provided by Embodiment 2 of the present invention, and Fig. 3 show the present invention The operation principle schematic diagram for the shift hub that embodiment two provides.As shown in figure 3, the selector fork of the first gear 204 includes: First shift fork 2041 and the second shift fork 2042, the first shift fork 2041 for hang 1 gear or 3 gear, the second shift fork 2042 for hang 2 gear or 4 gears;The selector fork of second gear 205 includes:Third shift fork 2051, third shift fork 2051 is for hanging L gear or H gear;It is main Clutch 206 is open type clutch.
Wherein, the first shift fork 2041 can be used for hanging 1 gear or 2 gears, the second shift fork 2042 for hanging 3 gears or 4 gears, it is main from Clutch 206 is also possible to closed type clutch, is not limited thereto system.
When first gear 204 is put into gear, the shift rotation of hub 101 makes the first shift fork 2041 or the mobile extension of the second shift fork 2042 After gear, shift hub 101, which continues to rotate certain angle, keeps disengaging yoke 2061 mobile, and main clutch 206 engages;And first speed change When gear is plucked by mechanism 204, the shift rotation of hub 101 keeps disengaging yoke 2061 mobile, and shift hub 101 continues after main clutch 206 separates Turning an angle makes the first shift fork 2041 or the movement of the second shift fork 2042 pluck gear.
As shown in figure 3, electric-only mode zero point is provided on shift hub 101, when the shift work of hub 101 is in pure electric vehicle mould When formula zero point, the second gear 205 hangs L gear and the first gear 204 hangs N gear, and when shift hub 101 rotates forward certain angle When the first gear 204 hang 2 gears, when hub 101 of shifting gears inverts certain angle, the first gear 204 hangs 1 gear and described the Two speed-changing mechanism 205 is maintained at L gear.
For externally rechargeable type mixed power automobile, with pure motor driving mode and hybrid power mould Formula.Usually when the comparision of quantity of electricity of electrical storage device is high, selection uses pure motor driving mode, and reduces to a certain extent in electricity When start engine then to work in suitable operating condition, electricity is maintained to the window of setting.After engine start, vapour at this time Vehicle is to be travelled with certain speed, and the max. speed of usually pure motor driving mode is no more than 120km/h, therefore is sending out After motivation starting, it is 1 gear or 2 gears that the first gear 204, which needs the gear hung,.It is noted that 1 gear here is not conventional change 1 gear of fast device, the transmission ratio of 1 gear is equivalent to 2 gears of conventional transmission, and the transmission ratio of 2 gears here is equivalent to conventional change 3 gears of fast device.For this purpose, electric-only mode zero point has been located between 1 gear and 2 gears, to meet the need of two kinds of driving modes conversion It wants.Electric-only mode zero point can also be located between 2 gears and 3 gears, be not limited thereto system.
When opening vehicle, if driver has selected pure motor driving mode, and the electricity of electrical storage device also can satisfy mode Condition, then hub 101 of shifting gears are rotated by corresponding electric-only mode zero point in shift motor 102, then vehicle start with Electric-only mode traveling.
As shown in figure 3, when shift hub 101 continues to rotate forward certain angle from the angle that the first gear 204 hangs 2 gears, the One gear 204 hangs 3 gears and the second gear 205 is maintained at L gear, when hub 101 of shifting gears continues to rotate forward certain angle, the Two speed-changing mechanism 205 hangs H gear and the first gear 204 is maintained at 3 gears, when hub 101 of shifting gears continues to rotate forward certain angle, the One gear 204 hangs 4 gears and the second gear 205 is maintained at H gear.
As shown in figure 3, hybrid mode zero point is additionally provided on shift hub 101, when the shift work of hub 101 is mixing When dynamic mode zero point, the second gear 205 and 204 structure of the first variable-speed motor hang N gear, and when the shift hub 101 rotates forward Second gear 205 described in when certain angle hang L gear, when the shift hub 101 continue rotating forward certain angle when described in first Gear 204 hangs 1 gear and second gear 205 is maintained at L gear, when the shift hub 101 inverts certain angle Second gear 205 hangs L gear and first gear 204 is maintained at N gear.
When opening vehicle, if driver has selected hybrid power mode, and the electricity of electrical storage device is also relatively low, then changes Gear hub 101 is rotated by corresponding hybrid mode zero point shift motor 102, at this point, 205 He of the second gear First gear 204 hangs N gear, and when hub 101 of shifting gears rotates forward certain angle, the second gear 205 hangs L gear, drives at this time Motor has hung up gear, and vehicle can be started to walk with pure electric vehicle, the first gear when hub 101 of shifting gears continues to rotate forward certain angle 204 extension, 1 gear and the second gear 205 are maintained at L and keep off.During the first gear 204 is put into gear, main clutch 206 Operation can also coordinate to carry out simultaneously, to complete normally to put into gear process.
The second gear 204 hangs L gear when hub 101 of shifting gears inverts certain angle, and the reversion by driving motor 202 is electronic Mode realizes reversing.It can also be arranged in the first gear 204 and individually reverse gear, be moved backward by motor-powered vehicle, but It is not limited thereto system.
As shown in figure 3, working as, shift hub 101 hangs L gear in the second gear 205 and the first gear 204 is maintained at N gear Angle continue invert certain angle when, the first gear 204 hang 1 gear and the second gear 205 hang N gear.So guarantee Mixed power plant also has cyllopodia returning function, i.e., when electrical storage device or driving motor break down, engine is still 1 gear driving vehicle can be hung to go home.
As shown in Fig. 2, shift motor 102 is stepper motor.Shift motor 102 can also using other kinds of motor come It realizes, as long as its torque that can satisfy driving shift hub 101 or the requirement of power and position precision, not with this For limitation.In addition, shift motor 102 can also be made of two lesser stepper motor parallel connections, it can be external in shift hub 101 outside also may be mounted at the inside of shift hub 101, be not limited thereto system.
Point of the synchronizer driven by selector fork 2041 or 2042 and the main clutch 206 driven by disengaging yoke 2061 From or engaging process characteristic be it is different, shift motor 102 according to shift hub 101 rotate angle carry out speed Control, with Process control requirements needed for meeting.The contour curve of three slideways 1011,1012,1013 can also be special according to required difference Property is designed, and is not limited thereto system.
As shown in Fig. 2, including that the mixed power plant 200 of gearshift 100 further includes:Engine 201, accessory belt pulley It is 210, driving motor 202, main reducing gear driven gear 203, the first gear 204, the second gear 205, transmission shaft 207 and electromagnetic clutch 208;
Engine 201 is connect by the first gear 204 with main reducing gear driven gear 203, to pass through the first speed change Mechanism 204 provides the first power to main reducing gear driven gear 203;
Driving motor 202 is connect by the second gear 205 with main reducing gear driven gear 203, to become by second Fast mechanism 205 provides the second power to main reducing gear driven gear 203;
Engine 201 is connect with accessory belt train 210, to drive accessory belt train 210 to rotate;
Accessory belt train 210 is connect by electromagnetic clutch 208 with transmission shaft 207, transmission shaft 207 and driving motor 202 connections.
Wherein, the power of driving motor 202 is applied to main reducing gear quilt not over the inside of the first gear 204 It on moving gear 203, but is applied on main reducing gear driven gear 203, be ensure that pair by the inside of the second gear 205 The change of existing speed changer is minimum;And in vehicle parking, the power of engine 201 is transmitted to by accessory belt train 210 On transmission shaft 206, then driving motor 202 is driven to generate electricity, it is ensured that under the premise of the smallest to the change of existing speed changer Idling generating function is provided, the electric quantity balancing of electrical storage device has been effectively kept.
Engine 201 and driving motor 202 respectively drive the first gear 204 and the second gear 205, and two-way drives Power is superimposed rear-guard motor-car, therefore the first gear 204 and the second gear on main reducing gear driven gear 203 205 can work according to its respective gear shifting characteristic, when a gear is shifted gears wherein, another shift machine Structure avoids shifting gears simultaneously, then can guarantee that power does not interrupt shift or even accelerates in shift, improve power performance.And When parking, the second gear 205 hangs neutral gear, then contacts cut-off between driving motor 202 and wheel, pass through transmission shaft The power of 207 engines 201 transmitted can drive driving motor 202 to generate electricity.
Driving motor 202 is added on existing speed changer, inevitably needs to modify the shell of speed changer, and if Speed changer manufacturer is also ready to further to carry out modification appropriate to form more suitable product, then the first gear 204 It needs that there are 4 forward gears, i.e. the first gear 204 has 1 to keep off, 2 keep off, 3 keep off and 4 gears, and 205 need of the second gear There are 2 forward gears, i.e. the second gear 205 has L gear and H gear, can so reduce the complexity of mixed power plant Property and cost.
The speed ratio of a kind of typical 5 gear 1/2/3/4/5/R for keeping off gearbox is followed successively by:3.583,2.105,1.379, 1.030,0.820, -3.363, base ratio 3.722.In the case where base ratio is constant, this specific embodiment first becomes The speed ratio of the gear 1/2/3/4 of fast mechanism 204 can be set to:2.105,1.379,1.030,0.820.The speed ratio of various gears It can be other numerical value, can select to be arranged according to actual needs, be not limited thereto system.
The L gear of second gear 205 and the speed ratio of H gear can be set into:2.105 with 1.030.Due to driving motor The revolving speed of the 202 corresponding rotating ratio engine 201 of shift is high, therefore can be to avoid in the shift of the first gear 204 the Two speed-changing mechanism 205 is also shifted gears, to avoid shifting power from interrupting, it is also possible to utilize identical gear as far as possible.
Using above-mentioned gearshift and mixed power plant, due to wherein being realized by a shift hub to engine It carries out the first gear of speed change and carries out the speed Control of the second gear of speed change to driving motor, it is only necessary to be equipped with One shift motor, structure is simple, significantly reduces the complexity of mixed power plant gearshift, also the later period is facilitated to be tieed up Repair maintenance.
In this description, the present invention is described with reference to its specific embodiment.But it is clear that can still make Various modifications and alterations are without departing from the spirit and scope of the invention.Therefore, the description and the appended drawings should be considered as illustrative And not restrictive.

Claims (8)

1. a kind of gearshift, which is characterized in that the gearshift is used for main clutch, the first gear and the The speed Control of the mixed power plant of two speed-changing mechanism, the gearshift is including shift hub and for driving the shift hub to turn Dynamic shift motor;
The shift hub includes:
First slideway is connect with the selector fork of first gear;
Second slideway is connect with the selector fork of second gear;And
Third slideway is connect with the disengaging yoke of the main clutch;
The selector fork of first gear includes the first shift fork and the second shift fork, and first shift fork is for hanging 1 Gear or 3 gears, second shift fork is for hanging 2 gears or 4 gears;The selector fork of second gear includes that third is dialled Fork, the third shift fork is for hanging L gear or H gear;The main clutch is open type clutch;
When first gear is put into gear, the shift hub rotation makes first shift fork or the second shift fork are mobile to hang After gear, the shift hub, which continues to rotate certain angle, keeps the disengaging yoke mobile, the main clutch engagement;And
When first gear plucks gear, the described shift hub rotation keeps the disengaging yoke mobile, the master from The shift hub, which continues to rotate a predetermined angle, after clutch separation makes first shift fork or the movement of the second shift fork pluck gear.
2. gearshift according to claim 1, which is characterized in that when the shift hub works in electric-only mode zero When point, the second gear extension L gear and first gear extension N gear, and when the shift hub rotating forward is certain When angle, first gear hangs 2 gears, when the shift hub inverts a predetermined angle, first speed change 1 gear is hung by mechanism and second gear is maintained at L gear.
3. gearshift according to claim 2, which is characterized in that when the shift hub is from first variable-speed motor The angle that structure hangs 2 gears continues to rotate forward a predetermined angle, and first gear hangs 3 gears and second gear is protected It holds and is kept off in L, when the shift hub continues to rotate forward a predetermined angle, second gear hangs H gear and described first Gear is maintained at 3 gears, and when the shift hub continues to rotate forward a predetermined angle, first gear hangs 4 gears And second gear is maintained at H gear.
4. gearshift according to claim 1, which is characterized in that when the shift hub works in hybrid mode When zero point, second gear and first gear hang N gear, and when the shift hub rotates forward one in advance If when angle, second gear hangs L gear, when the shift hub continues to rotate forward a predetermined angle, described first Gear hangs 1 gear and second gear is maintained at L gear, when the shift hub inverts a predetermined angle, institute The second gear stated hangs L gear and first gear is maintained at N gear.
5. gearshift according to claim 4, which is characterized in that when the shift hub is in second variable-speed motor When the angle that structure extension L gear and first gear are maintained at N gear continues to invert a predetermined angle, first speed change 1 gear is hung by mechanism and second gear hangs N gear.
6. gearshift according to claim 1, which is characterized in that the shift motor is stepper motor.
7. a kind of mixed power plant, which is characterized in that the mixed power plant includes any one of claims 1 to 6 institute The gearshift stated.
8. mixed power plant according to claim 7, which is characterized in that the mixed power plant further includes starting Machine, accessory belt train, motor, main reducing gear driven gear, transmission shaft, electromagnetic clutch, first gear With the second gear;
The engine is connect by first gear with the main reducing gear driven gear, by described First gear provides the first power to the main reducing gear driven gear;
The motor is connect by second gear with the main reducing gear driven gear, by described Second gear provides the second power to the main reducing gear driven gear;
The engine is connect with the accessory belt train, to drive the accessory belt train rotation;Described Accessory belt train passes through the electromagnetic clutch and the transmission axis connection;The transmission shaft and the motor Connection.
CN201611005106.6A 2016-11-11 2016-11-11 Gearshift and mixed power plant Active CN106515418B (en)

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