CN106740044B - Gearshift and its application method mixed power plant corresponding with its - Google Patents
Gearshift and its application method mixed power plant corresponding with its Download PDFInfo
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- CN106740044B CN106740044B CN201611189294.2A CN201611189294A CN106740044B CN 106740044 B CN106740044 B CN 106740044B CN 201611189294 A CN201611189294 A CN 201611189294A CN 106740044 B CN106740044 B CN 106740044B
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- gear
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- gearshift
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- gears
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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
- B60K6/22—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 characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—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 characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The present invention relates to a kind of gearshift and its application method mixed power plants corresponding with its, the speed Control for the mixed power plant with main clutch, first/second gear and parking locking mechanism.The device includes that shift is drawn a bow to the full and for driving the actuator shifted gears and drawn a bow to the full, wherein, shift is drawn a bow to the full the first slideway, the second slideway, third slideway and the 4th slideway including being connected respectively with the locking shift fork of the selector fork of the first gear, the second gear selector fork, the clutch yoke of main clutch and parking locking mechanism.The mixed power plant includes engine, driving motor, main reducing gear driven gear and accessory belt train and a transmission shaft, an electromagnetic clutch and one second motor.Using the gearshift and mixed power plant of the device, is drawn a bow to the full using a shift and engine speed Control, driving motor speed Control and parking lock control can be realized, only needed an actuator, be substantially reduced the complexity of gearshift, and reduce cost.
Description
Technical field
The present invention relates to system of vehicle transmission and actuation techniques fields more particularly to gearshift and its corresponding hybrid power to fill
It sets, in particular to a kind of gearshift and its application method mixed power plant corresponding with its.
Background technique
An emphasis of the advantages that hybrid vehicle is due to its energy conservation, low emission as automotive research and exploitation.It is existing
A kind of mixed power plant for hybrid vehicle include: the first gear for engine speed change, a function
Rate can satisfy the driving motor of pure motor driving demand, and the second gear for driving motor speed change.Due to depositing
In two gears, the first gear usually has at least three forward gears and one reverses gear, and needs two shift motors,
Second gear usually has there are two gear, needs a shift motor, adds clutch control motor, at least needs four
A shift motor, and this obviously considerably increases the complexity of mixed power plant gearshift.
Summary of the invention
In order to overcome above-mentioned the problems of the prior art, the invention proposes the gearshifts that one kind only needs a kind of actuator
And its application method mixed power plant corresponding with its.Gearshift and its application method of the invention mixing corresponding with its
Power device is specific as follows:
The gearshift, including main clutch, the first gear and the second gear, main spy's feature is institute
Main clutch, the first gear and the second gear stated respectively include a clutch yoke, the first selector fork and second
Selector fork, the gearshift further include shift gears hub and actuator and a parking to drive the shift hub
Lockable mechanism, the parking locking mechanism include a locking shift fork, and the shift hub includes dialling with first shift
It pitches the first slideway being connected, the second slideway being connected with second selector fork, be connected with the clutch yoke
The third slideway connect and the 4th slideway being connected with the locking shift fork of the parking locking mechanism.
Preferably, the parking locking mechanism includes a ratchet, first variable-speed motor is arranged in the ratchet
On the output shaft of structure, the pawl is set to by the ratchet, and the tooth socket of the tooth of the pawl and the ratchet
Match, which further includes a push rod, and the push rod is set to below the ratchet, and is arranged with a cone
Body, cone lower section are also equipped with a spring by the pushing rod sleeve, to support the cone to be placed in the push rod top, and should
Push rod is connected with the locking shift fork.
Preferably, first selector fork includes the first shift fork and the second shift fork, the second selector fork packet
Third shift fork is included, and the main clutch is open type clutch, and first shift fork is for hanging 1 gear or 3 gears, it is described
The second shift fork for hang 2 gear or 4 gear, the third shift fork for hang L gear or H gear.
The application method of above-described gearshift, is mainly characterized by, and the application method includes:
The gearshift starts from electric-only mode zero-bit, and the shift hub carries out forward or reverse, or
The gearshift starts since hybrid mode zero-bit, and the shift hub carries out rotating forward or anti-
Turn.
Preferably, the gearshift starts from electric-only mode zero-bit, and when the shift hub is rotated forward, institute
The relationship of the positive gyration of put into gear state and the hub of shifting gears of the first gear and the second gear stated is as follows:
(1) gearshift described in starts from electric-only mode zero-bit, and first gear hangs N gear, described
Second gear hangs L gear；
(2) the shift hub described in continues to rotate forward certain angle, and first gear hangs 2 gears, the second gear
Hang L gear
(3) the shift hub described in continues to rotate forward certain angle, and first gear hangs 3 gears, second speed change
Mechanism is maintained at L gear；
(4) the shift hub described in continues to rotate forward certain angle, and first gear keeps 3 to keep off, and described second
Gear hangs H gear；
(5) the shift hub described in continues to rotate forward certain angle, and first gear hangs 4 gears, and described second becomes
Fast mechanism is maintained at H gear.
Preferably, the gearshift starts from electric-only mode zero-bit, and when the shift hub is inverted, institute
The situation of putting into gear of the first gear and the second gear stated is specific as follows:
The shift hub starts from electric-only mode zero-bit, described first after the described shift hub reversion certain angle
Gear hangs 1 gear and second gear is maintained at L gear.
Preferably, the gearshift is from mixing dynamic model formula zero-bit starting, and when the shift hub is rotated forward, institute
The relationship of the positive gyration of put into gear state and the hub of shifting gears of the first gear and the second gear stated is as follows:
(1) gearshift described in starts since hybrid mode zero-bit, first gear and second
Gear hangs N gear；
(2) the shift hub described in continues to rotate forward certain angle, and second gear hangs L gear, and described first becomes
Fast mechanism keeps N gear；
(3) the shift hub described in continues to rotate forward certain angle, and first gear hangs 1 gear, and described second becomes
Fast mechanism is maintained at L gear；
Preferably, the gearshift is from mixing dynamic model formula zero-bit starting, and when the shift hub is inverted, institute
The relationship of the put into gear state and the reverse angle of the shift hub of the first gear and the second gear stated is as follows:
(1) gearshift described in starts since hybrid mode zero-bit, first gear and second
Gear hangs N gear；
(2) the shift hub described in continues to invert certain angle, and second gear hangs L gear, and described first becomes
Fast mechanism is maintained at N gear；
(3) the shift hub described in continues to invert certain angle, first gear and second gear
Hang N gear；
(4) the shift hub described in continues to invert certain angle, the parking locking mechanism locking.
More preferably, the parking locking mechanism includes a ratchet, and first variable-speed motor is arranged in the ratchet
On the output shaft of structure, the pawl is set to by the ratchet, and the tooth socket of the tooth of the pawl and the ratchet
Match, which further includes a push rod, and the push rod is set to below the ratchet, and is arranged with a cone
Body, cone lower section are also equipped with a spring by the pushing rod sleeve, to support the cone to be placed in the push rod top, and should
Push rod is connected with the locking shift fork, the parking locking mechanism locking mechanism specifically:
The shift hub rotation, the locking shift fork is mobile and is driven the push rod, and the push rod passes through institute
The cone stated acts on the pawl, so that the tooth of the pawl be made to be caught in the tooth socket of the ratchet, completes locking.
Mixed power plant corresponding to above-described gearshift, is mainly characterized by, the hybrid power dress
Setting further includes engine, driving motor, main reducing gear driven gear and accessory belt train, and
The engine is connect by first gear with the main reducing gear driven gear, to
The main reducing gear driven gear provides the first power；
The driving motor is connect by second gear with the main reducing gear driven gear, to
The second power is provided to second gear to the main reducing gear driven gear；
The engine is connect with the accessory belt train, to drive the accessory belt train to rotate.
Preferably, the mixed power plant further includes a transmission shaft, an electromagnetic clutch and one second motor, institute
The accessory belt train stated is connected by the electromagnetic clutch with the transmission shaft, and the transmission shaft is also connected with
There is the driving motor, the accessory belt train is also connected with second motor.
Using the gearshift and its application method mixed power plant corresponding with its, realized by a shift hub
Engine speed Control, driving motor speed Control and parking lock control, therefore an actuator is only needed, to significantly subtract
The small complexity of mixed power plant gearshift, and reduce cost.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of the gearshift of the offer of the embodiment of the present invention one.
Fig. 2 show the structural schematic diagram of gearshift provided by Embodiment 2 of the present invention.
Fig. 3 show the operation principle schematic diagram of the shift hub of gearshift provided by Embodiment 2 of the present invention.
Fig. 4 show the structural schematic diagram of the mixed power plant of the offer of the embodiment of the present invention three.
Fig. 5 show the structural schematic diagram of the mixed power plant of the offer of the embodiment of the present invention four.
Appended drawing reference
100 gearshifts
101 shift hubs
1011 first slideways
1012 second slideways
1013 third slideways
1014 the 4th slideways
102 actuators
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 clutch yokes
207 transmission shafts
208 electromagnetic clutch
209 accessory belt trains
210 second motor
211 parking locking mechanisms
2111 locking shift forks
2112 ratchets
2113 pawls
2114 cones
2115 springs
2116 push rods
Specific embodiment
The present invention will be described in order to better illustrate, enumerate below some embodiments to carry out the present invention it is further
Explanation.
The gearshift 100, including main clutch 206, the first gear 204 and the second gear 205, it is main
Feature is that the main clutch 206, the first gear 204 and the second gear 205 respectively include a clutch yoke
2061, the first selector fork 2041 and the second selector fork 2042, the gearshift 100 further include shift hub 101 and use
To drive the actuator 102 and a parking locking mechanism 211 of the shift hub 101, the parking locking mechanism 211
Including a locking shift fork 2111, the shift hub 101 includes that first to be connected with first selector fork 2041 is slided
Road 1011, the second slideway 1012 being connected with second selector fork 2042 are connected with the clutch yoke 2061
The third slideway 1013 connect and the 4th slideway being connected with the locking shift fork 2111 of the parking locking mechanism 211
1014。
The parking locking mechanism 211 includes a ratchet 2112, and the ratchet 2112 is arranged in described first and becomes
On the output shaft of fast mechanism 204, the pawl 2113 is set to by the ratchet 2112, and the tooth of the pawl 2113
Match with the tooth socket of the ratchet 2112, which further includes a push rod 2116, the push rod 2116
It is set to 2112 lower section of ratchet, and is arranged with a cone 2114,2114 lower section of cone is also by the push rod 2116
Be arranged with a spring 2115, to support the cone 2114 to be placed in 2116 top of push rod, and the push rod 2116 with it is described
Locking shift fork 2111 be connected.
The application method of above-described gearshift 100, is mainly characterized by, and the application method includes:
The gearshift 100 starts from electric-only mode zero-bit, and the shift hub 101 carries out rotating forward or anti-
Turn, or
The gearshift 100 starts since hybrid mode zero-bit, and the shift hub 101 is rotated forward
Or reversion.
The gearshift 100 starts from electric-only mode zero-bit, and when the shift hub 101 is rotated forward, institute
The pass of the positive gyration of put into gear state and the shift hub 101 of the first gear 204 and the second gear 205 stated
It is as follows:
(1) gearshift 100 described in starts from electric-only mode zero-bit, and first gear 204 hangs N gear,
Second gear 205 hangs L gear；
(2) the shift hub described in continues to rotate forward certain angle, and first gear 204 hangs 2 gears, the second variable-speed motor
Structure 205 hangs L gear
(3) the shift hub 101 described in continues to rotate forward certain angle, and first gear 204 hangs 3 gears, and described the
Two speed-changing mechanism 205 is maintained at L gear；
(4) the shift hub described in continues to rotate forward certain angle, and first gear 204 keeps 3 gears, and described the
Two speed-changing mechanism 205 hangs H gear；
(5) the shift hub described in continues to rotate forward certain angle, and first gear 204 is hung 4 and kept off, and described second
Gear 205 is maintained at H gear.
The gearshift 100 starts from electric-only mode zero-bit, and when the shift hub 101 is inverted, institute
The situation of putting into gear of the first gear 204 and the second gear 205 stated is specific as follows:
The shift hub starts from electric-only mode zero-bit, and the described shift hub 101 inverts described after certain angle
First gear 204 hangs 1 gear and second gear 205 is maintained at L gear.
The gearshift 100 is from mixing dynamic model formula zero-bit starting, and when the shift hub 101 is rotated forward, institute
The pass of the positive gyration of put into gear state and the shift hub 101 of the first gear 204 and the second gear 205 stated
It is as follows:
(1) gearshift 100 described in starts since hybrid mode zero-bit, first gear 204
N gear is hung with the second gear 205；
(2) the shift hub 101 described in continues to rotate forward certain angle, and second gear 205 hangs L gear, described
First gear 204 keeps N gear；
(3) the shift hub 101 described in continues to rotate forward certain angle, and first gear 204 hangs 1 gear, described
Second gear 205 is maintained at L gear；
The gearshift 100 is from mixing dynamic model formula zero-bit starting, and when the shift hub 101 is inverted, institute
The pass of the reverse angle of put into gear state and the shift hub 101 of the first gear 204 and the second gear 205 stated
It is as follows:
(1) gearshift 100 described in starts since hybrid mode zero-bit, first gear 204
N gear is hung with the second gear 205；
(2) the shift hub 101 described in continues to invert certain angle, and second gear 205 hangs L gear, described
First gear 204 is maintained at N gear；
(3) the shift hub 101 described in continues to invert certain angle, and first gear 204 and described second become
N gear is hung by fast mechanism 205；
(4) the shift hub 101 described in continues to invert certain angle, 211 locking of parking locking mechanism.
The parking locking mechanism 211 includes a ratchet 2112, and the ratchet 2112 is arranged in described first and becomes
On the output shaft of fast mechanism 204, the pawl 2113 is set to by the ratchet 2112, and the tooth of the pawl 2113
Match with the tooth socket of the ratchet 2112, which further includes a push rod 2116, the push rod 2116
It is set to 2112 lower section of ratchet, and is arranged with a cone 2114,2114 lower section of cone is also by the push rod 2116
Be arranged with a spring 2115, to support the cone 2114 to be placed in 2116 top of push rod, and the push rod 2116 with it is described
Locking shift fork 2111 be connected, the 211 locking mechanism of parking locking mechanism specifically:
The shift hub 101 rotates, and the locking shift fork 2111 is mobile and is driven the push rod 2116, described
Push rod 2116 acts on the pawl 2113 by the cone 2114, so that the tooth of the pawl 2113 be made to be caught in institute
In the tooth socket for the ratchet 2112 stated, locking is completed.
The engine 201 is connected by first gear 204 with the main reducing gear driven gear 203
It connects, to provide the first power to the main reducing gear driven gear 203；
The driving motor 202 passes through second gear 205 and the main reducing gear driven gear 203
Connection, to provide the second power to second gear 205 to the main reducing gear driven gear 203；
The engine 201 is connect with the accessory belt train 209, to drive the accessory belt train
209 rotations.
The mixed power plant 200 further includes a transmission shaft 207, an electromagnetic clutch 208 and one second motor
210, the accessory belt train 209 is connected by the electromagnetic clutch 208 with the transmission shaft 207, and institute
The transmission shaft 207 stated is also connected with the driving motor 202, and the accessory belt train 209 is also electric with described second
Motivation 210 is connected.
In a specific embodiment, it describes to keep off accordingly using 1 gear, 2 gears, 3 gears, 4 gears, N gear, L gear and H gear
Position, wherein 1 gear, 2 gears, 3 gears and 4 gears are forward gear, the engine that correspondence can only one-directionally rotate, such as engine；L gear and H
Gear is low gear and high gear respectively, and correspondence can be with the engine of Double-directional rotary, such as driving motor；N gear is neutral gear.
In general, peripherally disposed slideway on shift hub 101, the head of selector fork is embedded in slideway, hub 101 of shifting gears
When rotation, selector fork is driven by slideway drives synchronizer to move left and right, and hangs over one in neutral gear or other two gears
On gear, to realize shift.Slideway can be divided into the part of several sections of connections according to certain angle interval, such as can set
Need to be rotated by being set to when changing to another gear from a gear hub of shifting gears by 60 degree, including a main clutch separation and it is primary it is main from
The angle that shift hub 101 rotates needed for clutch engagement, but it is not limited thereto system.Slideway is usually to close, when shift hub rotates forward
Upshift, downshift when reversion, is not limited thereto system.
Referring to Fig. 1, gearshift 100, for having main clutch 206, the first gear 204, the second variable-speed motor
The speed Control of structure 205 and the mixed power plant of parking locking mechanism 211 200, the gearshift 100 include shift hub 101
With the actuator 102 for driving shift hub 101 to rotate, shift hub 101 includes: the first slideway 1011, with the first gear
204 selector fork connection；Second slideway 1012 is connect with the selector fork of the second gear 205；And third slideway
1013, it is connect with the clutch yoke 2061 of main clutch 206；And the 4th slideway 1014, the locking with parking locking mechanism 211
Shift fork 2111 connects.
Gearshift of the invention realizes engine speed Control, driving motor speed Control by a shift hub
It is controlled with parking lock, therefore only needs an actuator, to significantly reduce the complexity of mixed power plant gearshift
Property, and reduce cost.
Fig. 2 show the structural schematic diagram of gearshift provided by Embodiment 2 of the present invention, and Fig. 3 show implementation of the present invention
The operation principle schematic diagram of the shift hub for the gearshift that example two provides.
Referring to Fig. 2, parking locking mechanism 211 includes: ratchet 2112, pawl 2113, cone 2114, spring 2115 and pushes away
Bar 2116, ratchet 2112 are installed on the output shaft of the first gear 204；Cone 2114 and spring 2115 are set in push rod
On 2116 and cone 2114 is supported on the top of push rod 2116 by spring 2115；
Referring to Fig. 2, the selector fork of the first gear 204 includes: the first shift fork 2041 and the second shift fork 2042,
One shift fork 2041 is for hanging 1 gear or 3 gears, and the second shift fork 2042 is for hanging 2 gears or 4 gears；The selector fork of second gear 205
It include: third shift fork 2051, third shift fork 2051 is for hanging L gear or H gear；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 clutch 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 clutch 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.
Referring to Fig. 3, electric-only mode zero-bit is provided on shift hub 101, when the shift work of hub 101 is in pure electric vehicle mould
When formula zero-bit, 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.
Externally rechargeable type mixed power automobile has pure motor driving mode (i.e. EV mode) and hybrid power mould
Two kinds of driving modes of formula (i.e. HEV mode).Usually when the comparision of quantity of electricity of electrical storage device is high, selection uses EV mode, and in electricity
Start engine then when reducing to a certain extent to work in HEV mode, electricity is maintained to the window of setting.In general, EV mould
The max. speed of formula is no more than 120km/h, therefore after the engine started, the first gear 204 need the gear hung be 1 gear or
2 gears.It is noted that 1 gear here is not 1 gear of conventional transmission, 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 3 gears of conventional transmission.For this purpose, EV mode zero-bit is located between 1 gear and 2 gears, with full
The needs of foot two kinds of driving modes conversion.EV mode zero-bit can also be located between 2 gears and 3 gears, be not limited thereto system.
When opening vehicle, if driver has selected EV mode, and the electricity of electrical storage device also can satisfy mode condition, then changes
It keeps off hub 101 and is rotated by corresponding EV mode zero-bit in actuator 102, then vehicle starts with EV mode traveling.
Referring to Fig. 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.
Referring to Fig. 3, hybrid mode zero-bit is additionally provided on shift hub 101, when the shift work of hub 101 is mixing
When dynamic mode zero-bit, 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 shift hub 101 continues reversion one
When determining angle, the first gear 204 and the second gear 205 hang N gear；When shift hub 101 continues to invert certain angle
When, 211 locking of parking locking mechanism.
When opening vehicle, if driver has selected HEV mode, and the electricity of electrical storage device is also relatively low, then hub 101 of shifting gears exists
Actuator 102 is rotated by corresponding HEV mode zero-bit, at this point, the second gear 205 and the first gear 204
Hang N gear.This corresponds to the position the N on shift handle.When hub 101 of shifting gears rotates forward certain angle, the second gear 205 hangs L
Gear, driving motor has hung up gear at this time, and vehicle can be started to walk with pure electric vehicle.This corresponds to the position the D on shift handle.Work as shift
The first gear 204 hangs 1 gear when hub 101 continues to rotate forward certain angle and the second gear 205 is maintained at L gear.First
During gear 204 is put into gear, the operation of main clutch 206 can also be coordinated to carry out simultaneously, to complete normally to put into gear
Journey.
The second gear 204 hangs L gear when hub 101 of shifting gears inverts certain angle from hybrid mode zero-bit, by drive
The reversion electric model of dynamic motor 202 realizes reversing.This corresponds to the position the R on shift handle.It can also be in the first gear
Setting is individually reversed gear in 204, drives vehicle backing by engine 201, but be not limited thereto system.
When continuing reversion after hub 101 of shifting gears crosses the corresponding angle of reversing, in the first gear 204 and the second speed change
After N gear is hung by mechanism 205, shift hub 101 continues reversion certain angle and makes 211 locking of parking locking mechanism.This, which is corresponded to, changes
The position P on block handle.
It is noted that the axial displacement and mistake of selector fork 2041 or 2042, clutch yoke 2061 and locking shift fork 2111
Journey characteristic be it is different, actuator 102 can according to shift hub 101 rotate angle carry out speed Control, with meet needed for
Process control requirements, the contour curves of four slideways 1011,1012,1013,1014 can also according to required different characteristics into
Row design, is not limited thereto system.
In addition, if shift hub 101 is resolved into two or more sub- shift hubs, corresponding setting unit is sliding on sub- shift hub
Road, but be attached between sub- shift hub provided with transmission mechanism, as long as a hydraulic actuator or electromechanical actuator can drive
All sub- shift hubs are moved, then such case is substantially still a shift hub 8, is also contained in the scope of the present invention.
Referring to Fig. 4, including a kind of mixed power plant 200 of gearshift 100 further include: engine 201, attachment skin
Band train 210, main reducing gear driven gear 203, the first gear 204, the second gear 205, passes driving motor 202
Moving axis 207 and electromagnetic clutch 208；
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；
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.
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.
It is a kind of it is typical 5 gear gearbox gear 1/2/3/4/5/R speed ratio successively are as follows: 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 are as follows: 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 may be arranged such that 2.105 and 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.
Referring to Fig. 5, another mixed power plant 200 including gearshift 100 eliminates transmission shaft shown in Fig. 4
207 and electromagnetic clutch 208, increase the second motor 210.Mixed power plant 200 shown in Fig. 4 stop power generation when,
Second gear 205 hangs neutral gear, and after electromagnetic clutch 208 engages, the power of engine 201 is driven by transmission shaft 207 to be driven
Dynamic motor 202 generates electricity.And in mixed power plant 200 shown in Fig. 5, engine 201 drives the power generation of the second motor 210.
Second motor 210 can be used for starting engine 201, as BSG motor.
Using the gearshift and its application method mixed power plant corresponding with its, realized by a shift hub
Engine speed Control, driving motor speed Control and parking lock control, therefore an actuator is only needed, to significantly subtract
The small complexity of mixed power plant gearshift, and reduce cost.
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 (9)
1. a kind of gearshift, including main clutch, the first gear and the second gear, which is characterized in that described
Main clutch, the first gear and the second gear respectively include a clutch yoke, the first selector fork and the second shift
Shift fork, the gearshift further include shift gears hub and actuator and a parking lock to drive the shift hub
Mechanism, the parking locking mechanism include a locking shift fork, and the shift hub includes and the first selector fork phase
First slideway of connection, is connected with the clutch yoke the second slideway being connected with second selector fork
Third slideway and the 4th slideway being connected with the locking shift fork of the parking locking mechanism；
The parking locking mechanism includes a ratchet and a pawl, and first gear is arranged in the ratchet
On output shaft, the pawl is set to by the ratchet, and the tooth socket phase of the tooth of the pawl and the ratchet
Match, which further includes a push rod, and the push rod is set to below the ratchet, and is arranged with a cone,
A spring is also equipped with by the pushing rod sleeve below the cone, to support the cone to be placed in the push rod top, and this is pushed away
Bar is connected with the locking shift fork；
First selector fork includes the first shift fork and the second shift fork, and second selector fork includes third shift fork,
And the main clutch is open type clutch, and first shift fork is for hanging 1 gear or 3 gears, second shift fork
For hanging 2 gears or 4 gears, the third shift fork is for hanging L gear or H gear.
2. a kind of application method of gearshift described in claim 1, which is characterized in that the application method includes:
The gearshift starts from electric-only mode zero-bit, and the shift hub carries out forward or reverse, or
The gearshift starts since hybrid mode zero-bit, and the shift hub carries out forward or reverse.
3. the application method of gearshift according to claim 2, which is characterized in that the gearshift is from pure electric vehicle
Mode zero-bit starting, and when the shift hub is rotated forward, first gear and the second gear are put into gear
State and the relationship of the positive gyration of the shift hub are as follows:
(1) gearshift described in starts from electric-only mode zero-bit, and first gear is hung N and kept off, and described second
Gear hangs L gear；
(2) the shift hub described in continues to rotate forward certain angle, and first gear hangs 2 gears, and the second gear hangs L gear
(3) the shift hub described in continues to rotate forward certain angle, and first gear hangs 3 gears, second gear
It is maintained at L gear；
(4) the shift hub described in continues to rotate forward certain angle, and first gear keeps 3 gears, second speed change
H gear is hung by mechanism；
(5) the shift hub described in continues to rotate forward certain angle, and first gear hangs 4 gears, second variable-speed motor
Structure is maintained at H gear.
4. the application method of gearshift according to claim 2, which is characterized in that the gearshift is from pure electric vehicle
Mode zero-bit starting, and when the shift hub is inverted, first gear and the second gear are put into gear
Situation is specific as follows:
The shift hub starts from electric-only mode zero-bit, first speed change after the shift hub reversion certain angle
1 gear is hung by mechanism and second gear is maintained at L gear.
5. the application method of gearshift according to claim 2, which is characterized in that the gearshift is dynamic from mixing
Mode zero-bit starting, and when the shift hub is rotated forward, first gear and the second gear are put into gear
State and the relationship of the positive gyration of the shift hub are as follows:
(1) gearshift described in starts since hybrid mode zero-bit, first gear and the second speed change
N gear is hung by mechanism；
(2) the shift hub described in continues to rotate forward certain angle, and second gear hangs L gear, first variable-speed motor
Structure keeps N gear；
(3) the shift hub described in continues to rotate forward certain angle, and first gear hangs 1 gear, second variable-speed motor
Structure is maintained at L gear.
6. the application method of gearshift according to claim 2, which is characterized in that the gearshift is dynamic from mixing
Mode zero-bit starting, and when the shift hub is inverted, first gear and the second gear are put into gear
The relationship of state and the reverse angle of the shift hub is as follows:
(1) gearshift described in starts since hybrid mode zero-bit, first gear and the second speed change
N gear is hung by mechanism；
(2) the shift hub described in continues to invert certain angle, and second gear hangs L gear, first variable-speed motor
Structure is maintained at N gear；
(3) the shift hub described in continues to invert certain angle, and first gear and second gear hang N
Gear；
(4) the shift hub described in continues to invert certain angle, the parking locking mechanism locking.
7. the application method of gearshift according to claim 6, which is characterized in that the parking locking mechanism includes
One ratchet and a pawl, the ratchet are arranged on the output shaft of first gear, and the pawl is set to
By the ratchet, and the tooth of the pawl and the tooth socket of the ratchet match, which further includes one
Push rod, the push rod is set to below the ratchet, and is arranged with a cone, also by the pushing rod sleeve below the cone
Equipped with a spring, to support the cone to be placed in the push rod top, and the push rod is connected with the locking shift fork, institute
The parking locking mechanism locking mechanism stated specifically:
The shift hub rotation, the locking shift fork is mobile and is driven the push rod, and the push rod passes through described
Cone acts on the pawl, so that the tooth of the pawl be made to be caught in the tooth socket of the ratchet, completes locking.
8. a kind of based on mixed power plant corresponding to gearshift described in claim 1, which is characterized in that described is mixed
Closing power device further includes engine, driving motor, main reducing gear driven gear and accessory belt train, and
The engine is connect by first gear with the main reducing gear driven gear, to described
Main reducing gear driven gear provide the first power；
The driving motor is connect by second gear with the main reducing gear driven gear, to institute
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 to rotate.
9. mixed power plant corresponding to gearshift according to claim 8, which is characterized in that the mixing is dynamic
Power device further includes a transmission shaft, an electromagnetic clutch and one second motor, and the accessory belt train passes through described
Electromagnetic clutch is connected with the transmission shaft, and the transmission shaft is also connected with the driving motor, and described is attached
Part belt train is also connected with second motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611189294.2A CN106740044B (en) | 2016-12-21 | 2016-12-21 | Gearshift and its application method mixed power plant corresponding with its |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611189294.2A CN106740044B (en) | 2016-12-21 | 2016-12-21 | Gearshift and its application method mixed power plant corresponding with its |
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| CN106740044A CN106740044A (en) | 2017-05-31 |
| CN106740044B true CN106740044B (en) | 2019-10-15 |
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| CN111609126B (en) * | 2019-02-26 | 2023-04-04 | 舍弗勒技术股份两合公司 | Gear shifting and parking braking system, vehicle and control method |
| CN113503361A (en) * | 2021-07-28 | 2021-10-15 | 泰州星云动力有限公司 | Gear-shifting interference preventing mechanism of engine gearbox |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3644207B2 (en) * | 1997-08-19 | 2005-04-27 | 日産自動車株式会社 | Shift control device for hybrid vehicle |
| DE10290628D2 (en) * | 2001-02-23 | 2004-04-15 | Luk Lamellen & Kupplungsbau | transmission |
| US6945893B2 (en) * | 2002-05-28 | 2005-09-20 | Eaton Corporation | Hybrid powertrain system |
| JP4252905B2 (en) * | 2004-01-27 | 2009-04-08 | 株式会社日立製作所 | transmission |
| CN204664397U (en) * | 2015-05-15 | 2015-09-23 | 江苏林海动力机械集团公司 | Engine mission parking lock device |
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