CN108071756B - Series-parallel type mixer - Google Patents
Series-parallel type mixer Download PDFInfo
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- CN108071756B CN108071756B CN201810048024.2A CN201810048024A CN108071756B CN 108071756 B CN108071756 B CN 108071756B CN 201810048024 A CN201810048024 A CN 201810048024A CN 108071756 B CN108071756 B CN 108071756B
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- sun gear
- planetary gears
- gear ring
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- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000000446 fuel Substances 0.000 claims abstract description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/70—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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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
- B60K6/365—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 with the gears having orbital motion
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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
- B60K6/42—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 the architecture of the hybrid electric vehicle
- B60K6/44—Series-parallel type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Transmission Devices (AREA)
- Retarders (AREA)
Abstract
The invention discloses a series-parallel type mixer, which belongs to the field of electric vehicle transmission and is formed by combining two planetary groups, wherein each planetary group is formed by sleeving three planetary wheels with a gear ring and sleeving three planetary wheels with a sun wheel, tooth-and-tooth transmission structures are arranged between the gear ring and the three planetary wheels as well as between the three planetary wheels and the sun wheel, a one-way overrunning clutch component actuator is additionally arranged on an engine main shaft of one planetary group, an energy-saving two-way clutch component actuator is additionally arranged on a motor connecting shaft of the other planetary group, and a transfer case and the mixer form the invention. The invention combines the power output by the engine and the motor organically without interference, has simple structure, saves oil, protects environment and has low manufacturing cost, and can realize three modes of pure electric driving, pure fuel driving, oil-electricity hybrid driving and the like.
Description
Technical Field
The invention relates to the field of electric vehicle transmission, in particular to a series-parallel type mixer capable of achieving three modes, namely a pure electric mode, a pure oil mode and an electric oil mode.
Background
At present, the electric vehicle has short endurance mileage, heavy battery quality, many mountainous areas and northeast areas can not meet the requirements of customers, and the pure fuel vehicle has high cost and the emission affects the environmental quality. The series-parallel mixer is designed, so that a large amount of energy sources are saved, the cost is low, the installation and the operation are easy, and the requirements of wide users can be met.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention discloses a series-parallel type mixer, which solves the problems of insufficient power and energy waste and reduces environmental pollution.
The invention adopts the technical scheme that the series-parallel type mixer comprises a first planetary set and a second planetary set, wherein the first planetary set consists of a first gear ring sleeved with a first three planetary gears and a first sun gear sleeved with the first three planetary gears, the first gear ring and the first three planetary gears and the first sun gear are both in a tooth-tooth transmission structure, the first gear ring is in an inner tooth structure and an outer tooth structure, the first three planetary gears are in an outer tooth structure, the first sun gear is in an outer tooth structure, an engine main shaft of the first planetary set is additionally provided with a unidirectional overrunning clutch component actuator, the second planetary set consists of a second gear ring sleeved with a second three planetary gears and a second sun gear sleeved with a second third planetary gear, the second gear ring and the second sun gear ring are both in a tooth transmission structure, the second gear ring is in an inner tooth structure, the second three planetary gears are in an outer tooth structure, the second sun gear is in an inner tooth structure, and a motor connecting shaft of the second planetary set is additionally provided with an energy-saving spiral friction clutch (the spiral mixer is a spiral mixer, the spiral mixer is formed by the invention, and a 2015104795318 of a spiral mixer is formed by the invention).
The first three planetary gears and the second three planetary gears are distributed in a regular triangle, the first three planetary gears are arranged on a planetary fixing support through bearings, the planetary gears can rotate, the planetary fixing support drives the three planetary gears to rotate, the planetary fixing support is fixed on an engine main shaft through a large bearing, a one-way overrunning clutch is arranged on the engine main shaft, the first three planetary gears drive a first sun gear to rotate, the first sun gear is connected with a generator main shaft, the planetary fixing support is connected with a shell through a fixed bearing, a first gear ring is provided with a fixing frame, the fixing frame is connected with the shell through a second fixed bearing, and the fixing frame and the first gear ring rotate together; the second three planetary wheels are arranged on the planetary support through a second bearing, the planetary wheels can rotate, the planetary support is fixed and does not rotate, the planetary support is fixed with the shell, the second gear ring is provided with a second fixing frame, the second fixing frame rotates along with the second gear ring through a third bearing, the diameter of a second sun wheel is longer than that of the first sun wheel, the diameter of the second gear ring is longer than that of the first gear ring, one side of the second sun wheel is provided with a driven ratchet tooth, the energy-saving bidirectional clutch consists of a one-way clutch, a spiral key and a spiral sleeve, a motor connecting shaft is connected with an inner rail of the one-way clutch, an outer rail of the one-way clutch is fixed with the second sun wheel, the motor connecting shaft penetrates through the spiral key and penetrates through the spiral sleeve, the spiral sleeve is provided with active ratchet tooth, when the motor rotates reversely, the spiral key and the spiral sleeve tooth drives the second sun wheel to rotate reversely, the second three planetary wheels rotate reversely, the second gear ring is driven reversely, when the motor rotates positively, the one-way clutch drives the one-way clutch to rotate, and simultaneously, the one-way clutch drives the second sun wheel to rotate under the reverse action of the spiral sleeve, and the spiral key is separated from the second sun wheel to rotate, and then is connected with the second planetary wheel through the spiral sleeve, and the second planetary wheel to rotate in the same direction as the speed change speed case.
The beneficial effects of the invention are as follows: the engine and the motor output power are organically combined together without interference, the structure is simple, the oil is saved, the environment is protected, the manufacturing cost is low, and the motor can be used for driving the electric vehicle when the electric vehicle starts (high torque) or runs at low speed; the engine is driven at high speed, and the residual power of the engine is transmitted to the generator when the engine runs at high speed, and the generator generates electricity and charges the battery pack to store. When the mountain area is ascending, the engine and the motor can output power at the same time, so that the climbing torque is increased, and the market demand of the hybrid power system is very urgent.
Drawings
Fig. 1 is a front view structural view of a transfer case of the present invention, fig. 2 is a sectional view in a direction A-A of fig. 1, fig. 3 is a plan view structural view of the transfer case of the present invention, fig. 4 is a sectional view in a direction B-B of fig. 3, fig. 5 is a front view structural view of a mixer of the present invention, fig. 6 is a sectional view in a direction A-A of fig. 5, fig. 7 is a plan view structural view of the mixer of the present invention, fig. 8 is a front view structural view of the present invention, fig. 9 is a plan view structural view of the present invention, and fig. 10 is a sectional view in a direction C-C of fig. 9.
Detailed Description
As shown in fig. 1-10, a series-parallel type mixer comprises a first planetary gear set and a second planetary gear set, wherein the first planetary gear set is formed by sleeving a first gear ring 13 with a first three planetary gears 2 and sleeving a first three planetary gears 2 with a first sun gear 4, a tooth-hash transmission structure is arranged between the first gear ring 13 and the first three planetary gears 2 as well as between the first three planetary gears 2 and the first sun gear 4, the first gear ring 13 is of an inner tooth-tooth structure, the first three planetary gears 2 are of an outer tooth-tooth structure, the first sun gear 4 is of an outer tooth-tooth structure, a one-way overrunning clutch 36 is additionally arranged on an engine main shaft of the first planetary gear set to form a transfer case 31, the second planetary gear set is composed of a second gear ring 212 sleeved with a second third planetary gear 208 and a second third planetary gear 208 sleeved with a second sun gear 201, tooth-hash transmission structures are arranged between the second gear ring 212 and the second third planetary gear 208 as well as between the second third planetary gear 208 and the second sun gear 201, the second gear ring 212 is of an inner tooth structure and an outer tooth structure, the second third planetary gear 208 is of an outer tooth structure, the second sun gear 201 is of an inner tooth structure and an outer tooth structure, an energy-saving bidirectional clutch is additionally arranged on a motor connecting shaft of the second planetary gear set (the patent number of the invention is 2015104795318, the invention is mainly composed of a one-way clutch, a spiral key and a spiral sleeve), and the transfer case 31 and the mixer 32 form the invention.
The first three planetary gears 2 and 3 planetary gears of the second three planetary gears 208 are distributed in a regular triangle, the first three planetary gears 2 are arranged on a planetary fixing support 1 through bearings 8, the planetary gears can rotate, the planetary fixing support 1 drives the 3 planetary gears to rotate, the planetary fixing support 1 is fixed on an engine main shaft through a sixth bearing 9, a one-way overrunning clutch 36 is arranged on the engine main shaft, the first three planetary gears 2 drive a first sun gear 4 to rotate, the first sun gear 4 is additionally provided with a shaft sleeve 10 and is connected with a generator main shaft 3, the planetary fixing support 1 is connected with a shell 35 through a fixed bearing 14, a first gear ring 13 is provided with a fixing frame 5, the first gear ring 13 is connected with the shell 35 through a second fixed bearing 7, a fifth bearing 6 is arranged between the generator main shaft 3 and the fixing frame 5, and the fixing frame 5 rotate together with the first gear ring 13; the second three planetary gears 208 are arranged on the planetary gear support 207 through the second bearing 209, the planetary gears are fixed by the clamp springs 10 and 11 so as not to axially move, the planetary gears can rotate, the planetary gear support 207 is fixed and not rotate, the planetary gear support 207 is fixed with the shell 35, the second gear ring 212 is arranged on the second fixing frame 213 and fixed with the shell 35 through the third bearing 215, the second fixing frame 213 rotates along with the second gear ring 212, the diameter of the second sun gear 201 is longer than that of the first sun gear 4, the diameter of the second gear ring 212 is longer than that of the first gear ring 13, one side of the second sun gear 201 is provided with a driven ratchet tooth, the energy-saving bidirectional clutch consists of a one-way clutch 202, a spiral key 203 and a spiral sleeve 204, a motor connecting shaft is connected with an inner rail of the one-way clutch 202, an outer rail of the one-way clutch 202 is fixed with the second sun gear 201, the motor connecting shaft penetrates through the second sun gear 201 and is provided with the spiral key 203, the screw key 203 passes through the screw sleeve 204, the screw sleeve 204 is provided with driving ratchet teeth, when the motor rotates reversely, the screw key 203 and the screw sleeve 204 are meshed to drive the second sun wheel 201 to rotate reversely, the second three planetary wheels 208 rotate reversely, the second gear ring 212 rotate reversely, the reversing function is realized, when the motor rotates positively, the motor connecting shaft drives the one-way clutch 202 to rotate, the one-way clutch 202 drives the second sun wheel 201 to rotate, simultaneously under the reaction of the screw sleeve 204, the screw key 203 is separated from the screw sleeve 204, the end part of the screw key 203 is provided with a limit retainer 205 to prevent the screw sleeve 204 from being clamped, the rear part of the retainer 205 is provided with a fourth bearing 214 to support the screw key 203 and the second fixing frame 213, the second sun wheel 201 rotates in the same direction as the motor to drive the second three planetary wheels 208 and the second gear ring 201 to rotate, and the second gear ring 201 are connected with a transmission shaft through the connector 34, and then connected with a speed change differential box to drive wheels.
The series-parallel type mixer can realize that the transfer case 31 distributes power of an engine, one part drives a vehicle, and the other part generates power for a generator and fills the power to a battery pack; the mixer 32 is used for inputting power to the motor on the second sun gear 201, and can independently drive the vehicle to run, and can also output large torque together with the engine so as to improve the power performance of the whole vehicle; the power is output from the second ring gear 212 and transmitted to the differential gear, and the vehicle is driven via the transmission shaft. A group of energy-saving bidirectional clutches are added on the second sun gear 201 and the connecting shaft, firstly, reversing is provided, and secondly, when the engine is independently driven, the motor does not run and is static; the engine input is provided with a one-way overrunning clutch 36, and when the main controller instructs the motor to drive independently, the planet fixed support 1 rotates by itself to cut off the connection with the engine.
Working principle: for the needs of the vehicle under different working conditions, three modes are adopted: an electric drive mode, a fuel drive mode, and a hybrid mode.
(1) Purely electric drive mode: the main controller commands the electric motor only, the engine is stopped, and the generator is locked, at which time the electric motor outputs power through the second sun gear 201 of the hybrid 32, the planet carrier 207 is stationary, power is transmitted through the second three planet gears 208 to the second ring gear 212, power is transmitted through the second ring gear 212 to the transaxle, and power is transmitted through the drive shaft to the wheels.
(2) Pure fuel mode: the main controller gives an engine instruction, the engine is started, power is input through the planetary fixed support 1, a part of the power is given to the first gear ring 13, and the power is transmitted to wheels through the second gear ring 212 of the mixer 32. The other part of power is transmitted to the generator through the first sun gear 4 to generate electricity, and the power management system instructs the generator to operate to generate electricity as long as the voltage of the battery pack is lower. The battery voltage reaches a set value, the power management system instructs the generator to lock, and power is only output to the vehicle for running. In the fuel mode, the motor is connected to the inner rail of the one-way clutch on the energy-saving two-way clutch on the hybrid 32, and the outer rail of the one-way clutch is connected to the second sun gear 201, and the motor is stationary while the engine is running.
(3) Hybrid mode: when the vehicle needs large torque, the master controller simultaneously gives instructions to the engine and the motor, and simultaneously starts. The power is output through the first ring gear 13 and the second ring gear 212, and transmitted to the wheels. And at the moment, the generator is instructed to lock, and when the battery voltage is too low, the generator is instructed to unlock for power generation, and the battery pack is charged.
To sum up: all the three modes have the main controller sending out instructions, and the operation of the operation mode is implemented according to different working conditions.
The engine is input through a one-way overrunning clutch 36, an engine input shaft is connected with an inner rail of the one-way overrunning clutch 36, an outer rail is connected with the planetary fixed support 1, and engine power is input; the engine drives the inner rail of the one-way overrunning clutch 36, the inner rail is connected with the planetary fixed support 1 to rotate through the outer rail, and then part of power is transmitted to the first gear ring 13 through the first three planetary gears 2 to drive the wheels; and the other part drives a generator to generate electricity through the first sun gear 4. When the vehicle is reversed, the one-way overrunning clutch 36 makes the planetary fixed support 1 fixed and not rotate, and the engine is stationary. The planet fixing support 1 is fixed, the bearing 8 connected with the planet fixing support 1 can rotate to drive the first sun wheel 4 to rotate, and the generator can be set to idle and not generate electricity. The planet fixed support 1 is also provided with a fixed bearing 14 which is connected with the main shaft 3 of the generator, the main shaft 3 of the generator is connected with the first sun gear 4 and is internally provided with a shaft key for fixation, and the output end of the connecting shaft is provided with the fixed bearing 14 which is fixed with the shell 35. The first three planetary gears 2 are provided with 3 planetary gears, the planetary gears are internally connected with the planetary fixed support 1 through the bearing 8, free running of the planetary gears is guaranteed, and the planetary gears are fixed by the clamp springs 11 and 12 so as to avoid axial movement. The inner ring of the first gear ring 13 is meshed with the first three planetary gears 2, the outer ring of the first gear ring 13 is meshed with the second gear ring 212 of the mixer 32, power is output, the first gear ring 13 is fixed by the fixing frame 5, and the fixing frame 5 is connected with the shell 35 through the second fixed bearing 7, so that the free running is ensured. The connecting shaft of the motor of the mixer 32 is connected with the inner rail of the one-way clutch 202 on the energy-saving two-way clutch (consisting of the one-way clutch 202, the spiral key 203 and the spiral sleeve 204) through the third fixed bearing 206, the outer rail of the one-way clutch 202 is fixed with the second sun gear 201, one side of the second sun gear 201 is provided with driven ratchet teeth, the part of the motor connecting shaft penetrating through the second sun gear 201 is provided with the spiral key 203, the spiral key 203 penetrates through the spiral sleeve 204, the spiral sleeve 204 is provided with driving ratchet teeth, and when the motor rotates reversely, the spiral sleeve 204 and the driven ratchet teeth on one side of the second sun gear 201 drive the second sun gear 201 to rotate reversely and simultaneously drive the second three planetary gears 208 and the second gear ring 212, so that the driving vehicle can reverse. When the engine is instructed to run, the first gear ring 13 and the second gear ring sleeve 212 drive the second three planetary gears 208 and the second sun gear 201 to rotate. The inner rail of one-way clutch 202 is connected to the motor input shaft and the motor is stationary when not commanded. When the motor has instructions, the motor is connected with the inner rail of the one-way clutch 202 to rotate, so as to drive the outer rail second sun gear 201 to rotate, and power is output through the second three planetary gears 208 and the second gear ring 212. At the same time, the spiral sleeve 204 pushes the spiral sleeve away (the active ratchet wheel and the passive ratchet wheel are separated) under the reaction of the spiral key 203, so that the sun gear 201 fixed on the outer rail of the one-way clutch 202 rotates in the same direction as the motor.
The second gear ring 212 is connected through a second fixing frame 213, the second fixing frame 213 is fixedly connected with the housing 35 through a third bearing 215, and freely rotates, and outputs power through the second gear ring 212, and then is connected with a transmission shaft through an output connector 34, and the transmission shaft is connected with a speed change differential box and is transmitted to wheels.
Claims (2)
1. The series-parallel type mixer is characterized by comprising a first planetary set and a second planetary set, wherein the first planetary set consists of a first gear sleeve, three first planetary gears and three first planetary gears sleeved with a first sun gear, a gear transmission structure is arranged between the first gear ring and the three first planetary gears, the three first planetary gears and the first sun gear, the first gear ring is of an inner tooth structure and an outer tooth structure, the first sun gear is of an outer tooth structure, an engine main shaft of the first planetary set is additionally provided with a one-way overrunning clutch component actuator, the second planetary set consists of a second gear sleeve, three second planetary gears and three second planetary gears sleeved with a second sun gear, the second gear ring and the three second planetary gears are of a gear transmission structure, the three second planetary gears and the second sun gear are of an inner tooth structure, the three second planetary gears are of an external tooth structure, the second sun gear is of an internal and external tooth structure, the motor connecting shaft of the second planetary gear set is additionally provided with an energy-saving bidirectional clutch to form a mixer, the transfer case and the mixer form a series-parallel mixer, the three first planetary gears and the three second planetary gears are all distributed in a regular triangle, the three first planetary gears are arranged on a planetary fixed support through bearings, the planetary gears can rotate, the planetary fixed support drives the three planetary gears to rotate, the planetary fixed support is fixed on an engine main shaft through a big bearing, a unidirectional overrunning clutch is arranged on the engine main shaft, the three first planetary gears drive the first sun gear to rotate, the first sun gear is connected with a generator main shaft, the planetary fixed support is connected with a shell through a fixed bearing, the first gear ring is provided with a fixing frame and is connected with the shell through a second fixed bearing, the fixed frame and the first gear ring rotate together; the three second planetary gears are arranged on the planetary carrier through second bearings, the planetary gears can rotate, the planetary carrier is fixed and does not rotate, the planetary carrier is fixed with the shell, the second gear ring is provided with a second fixing frame, the second fixing frame rotates along with the second gear ring through a third bearing, the diameter of a second sun gear is longer than that of a first sun gear, the diameter of the second gear ring is longer than that of the first gear ring, one side of the second sun gear is provided with a driven ratchet tooth, the energy-saving bidirectional clutch consists of a one-way clutch, a spiral key and a spiral sleeve, a motor connecting shaft is connected with an inner rail of the one-way clutch, an outer rail of the one-way clutch is fixed with the second sun gear, the motor connecting shaft penetrates through the second sun gear and is provided with the spiral key, the spiral sleeve is provided with active ratchet tooth, when the motor rotates reversely, the spiral key is combined with the spiral sleeve to drive the second sun gear to rotate reversely, the three second planetary gears are driven reversely, the second gear ring is driven reversely, when the motor rotates positively, the motor connecting shaft drives the one-way clutch to rotate, the one-way clutch drives the second sun gear to rotate, and simultaneously, under the reverse action of the spiral sleeve, the spiral key is separated from the second sun gear and the second planetary gear rotates, and is connected with the second planetary gear in the same direction, and then the speed change gear rotates with the second gear through the spiral sleeve.
2. The hybrid drive of claim 1, wherein (1) electric-only drive mode: the main controller only gives an instruction to the motor, the engine is stopped, the generator is locked, at the moment, the motor outputs power through a second sun gear of the hybrid, the planetary support is fixed, the power is transmitted to a second gear ring through three second planetary gears, the power is transmitted to a speed change differential through the second gear ring, and the power is transmitted to wheels through a transmission shaft;
(2) Pure fuel mode: the main controller gives an engine instruction, the engine is started, power is input through the planetary fixed support, one part of the power is transmitted to the wheels through the second gear ring of the hybrid device, the other part of the power is transmitted to the generator through the first sun gear to generate power, the power management system instructs the generator to operate to generate power as long as the voltage of the battery pack is lower, the battery voltage reaches a set value, the power management system instructs the generator to lock, the power is only output to the vehicle for driving, in the fuel mode, the motor is connected with the inner rail of the one-way clutch on the energy-saving two-way clutch on the hybrid device, the outer rail of the one-way clutch is connected with the second sun gear, and in the moment, the engine is in operation, the motor is stationary;
(3) Hybrid mode: when the vehicle needs large torque, the main controller simultaneously gives an instruction to the engine and the motor, simultaneously starts the engine, outputs power through the first gear ring and the second gear ring and transmits the power to wheels, at the moment, instructs the generator to lock, and instructs the generator to unlock for power generation when the battery voltage is too low, so as to charge the battery pack;
all the three modes have the main controller sending out instructions, and the operation of the operation mode is implemented according to different working conditions.
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| CN111734629A (en) * | 2020-08-11 | 2020-10-02 | 山东永申机电科技有限公司 | Speed reduction clutch mechanism and motor transmission device of electrified double-drive automobile air conditioner compressor |
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