CN115503458A - New energy automobile speed change system of multidirectional regulation and control formula - Google Patents

New energy automobile speed change system of multidirectional regulation and control formula Download PDF

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Publication number
CN115503458A
CN115503458A CN202211366318.2A CN202211366318A CN115503458A CN 115503458 A CN115503458 A CN 115503458A CN 202211366318 A CN202211366318 A CN 202211366318A CN 115503458 A CN115503458 A CN 115503458A
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China
Prior art keywords
transmission shaft
new energy
speed change
gear
transmission
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Pending
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CN202211366318.2A
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Chinese (zh)
Inventor
宋蒙蒙
郭红镇
王洁
李文淑
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Heze Tiaisi Electronic Technology Co ltd
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Heze Tiaisi Electronic Technology Co ltd
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Priority to CN202211366318.2A priority Critical patent/CN115503458A/en
Publication of CN115503458A publication Critical patent/CN115503458A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—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
    • B60K6/24—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 combustion engines
    • 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
    • B60K6/26—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 motors or the generators
    • 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
    • B60K6/22—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
    • B60K6/38—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 driveline clutches
    • 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
    • B60K6/52—Driving a plurality of drive axles, e.g. four-wheel drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
    • F16H37/0806—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions

Abstract

The invention relates to the technical field of new energy automobile speed change, in particular to a multidirectional regulation and control type new energy automobile speed change system which comprises a front wheel set and a rear wheel set, wherein the front wheel set and the rear wheel set are both arranged below an automobile chassis, the front wheel set and the rear wheel set are connected through a transmission shaft assembly, the transmission shaft assembly is in a fixed shaft rotation state during movement, the shaft center of the transmission shaft assembly is relatively fixed with the automobile chassis, a double-power input mechanism is arranged at the bottom of the automobile chassis, the double-power input mechanism controls power input of a new energy automobile according to different working conditions, and the output end of the double-power input mechanism is connected with a speed change unit. The driving state of the whole new energy automobile can be effectively controlled through the innovatively designed four-clutch structure in the system, and the automobile can have three position driving modes of front driving, rear driving and four driving.

Description

New energy automobile speed change system of multidirectional regulation and control formula
Technical Field
The invention relates to the technical field of new energy automobile speed change, in particular to a new speed change system for realizing automobile speed change through multi-clutch double-power, and especially relates to a multidirectional regulation and control type new energy automobile speed change system.
Background
The vehicles manufactured by adopting the non-conventional vehicle fuel as a power source or adopting the conventional vehicle fuel and adopting the novel vehicle-mounted power device related technology are generally called new energy vehicles.
In recent years, the popularization policy of new energy automobiles is continuously increased in the global scope, the new energy automobiles have important significance for the promotion of social concepts of energy conservation, emission reduction, low carbon and environmental protection, and the related innovation technology for the new energy automobiles in the prior art relates to various aspects.
For example, in patent application No. CN201610070267.7, an automatic transmission for a new energy vehicle is disclosed, which mainly comprises: the box is characterized by comprising a box body, a main front half shaft, a main rear half shaft and a middle shaft are arranged in the box body, the main rear half shaft is sleeved on the main front half shaft, the middle shaft is provided with a driving gear, the driving gear is fixed with the main front half shaft into a whole through a spline, the main rear half shaft is provided with a main shaft sleeve, the main shaft sleeve is provided with a driven gear, the diameter of the driving gear is smaller than that of the driven gear, the middle shaft is provided with a middle shaft sleeve, the middle shaft sleeve is provided with a driven front gear and a driven rear gear, a first sliding block is arranged in the box body on one side of the middle shaft sleeve, the right end of the first sliding block is slidably arranged on a center shaft and abuts against the center shaft sleeve, the left end of the first sliding block is sleeved on an oil inlet pipe, the oil inlet pipe extends out of the box body and is connected with a hydraulic power system, a first oil seal is arranged between the first sliding block and the center shaft, a first sealing gasket is arranged between the sliding block and the oil inlet pipe, a second sliding gasket is arranged in the box body on the other side of the middle shaft sleeve, a second sliding gasket is arranged between the sliding block and the air inlet pipe, and a second sliding pressure spring is arranged between the middle shaft and a second sliding gasket and a second pressure spring.
In summary, the above prior art patent mainly aims at the technical improvement of the transmission part, which is realized by the self pressure of the reset pressure spring when the high-speed gear is switched to the low-speed gear, because the reset pressure spring has a short service life, the pneumatic power system additionally arranged on one side of the reset pressure spring can play a secondary switching role, the requirement of switching the low-speed gear from the high-speed gear can be realized when the reset pressure spring is damaged, the speed change switching is realized by utilizing two modes of pneumatic and hydraulic, the safety during gear shifting can be improved, but the power input of the whole automobile system cannot effectively realize the switching control, and the novel energy automobile is used in a new energy automobile without improving the running performance of the automobile.
Therefore, the invention provides a novel speed change system capable of realizing automobile speed change and power conversion through multi-clutch double power, which is used for better solving the problems in the prior art.
Disclosure of Invention
In order to solve one of the technical problems, the invention adopts the technical scheme that: the utility model provides a new energy automobile speed change system of multidirectional regulation and control formula, includes preceding wheel group, back wheel group, preceding wheel group the below at vehicle chassis is all installed to back wheel group, preceding wheel group be connected through a transmission shaft subassembly between the back wheel group, transmission shaft subassembly is dead axle rotation state and its axle center and vehicle chassis relatively fixed setting when the motion a pair of power input mechanism is installed to vehicle chassis's bottom, the power input of two power input mechanism according to different work condition control new energy automobile the output of two power input mechanism is connected with a speed change unit, the speed change unit with transmission shaft subassembly realizes connecting, the speed change unit has the outside shift fork of shifting to realize shifting gears the aversion.
In any of the above schemes, preferably, the front wheel set includes two front wheels of the vehicle, a front wheel shaft is installed between the two front wheels of the vehicle, a forward differential is installed in the middle of the front wheel shaft, an input end of the forward differential is connected with the transmission shaft assembly, and the transmission shaft assembly realizes differential steering of the front wheels by controlling operation of the forward differential.
In any of the above schemes, preferably, the rear wheel set includes two rear wheels of the vehicle, a rear wheel axle is installed between the two rear wheels of the vehicle, a rear differential is installed in the middle of the rear wheel axle, an input end of the rear differential is connected to the transmission shaft assembly, and the transmission shaft assembly controls the operation of the rear differential to realize differential steering of the rear wheels.
It is preferred in any one of the above-mentioned schemes, the transmission shaft subassembly includes a transmission main shaft that sets up in vehicle chassis middle part below, the transmission main shaft realizes the dead axle rotation with the chassis relatively first main clutch, second main clutch are installed respectively at both ends around the transmission main shaft, the output of first main clutch with the input of preceding differential is realized connecting, first main clutch is used for control the power input of the input of preceding differential with cut off, the output of second main clutch with the input of backward differential is realized connecting, second main clutch is used for control the power input of the input of backward differential with cut off.
In any of the above schemes, preferably, when the first main clutch and the second main clutch are simultaneously connected, the new energy automobile is in a four-wheel drive state;
when the first main clutch is connected and the second main clutch is separated, the new energy automobile is in a forerunner state;
when the first main clutch is separated and the second main clutch is connected, the new energy automobile is in a rear-drive state.
In any of the above aspects, preferably, the transmission main shaft is engaged with the transmission unit.
In any of the above schemes, preferably, the speed changing unit includes a gear shifting transmission shaft arranged in parallel to the transmission main shaft at an interval, the gear shifting transmission shaft realizes fixed-axis rotation with respect to the chassis, two ends of the gear shifting transmission shaft are respectively and fixedly connected with a stop plate in place, a plurality of coaxially arranged speed changing driving gears are fixedly installed on the gear shifting transmission shaft at intervals along the circumferential direction thereof, a plurality of speed changing driven gears used for being engaged with the speed changing driving gears are fixedly installed on the outer side wall of the middle portion of the transmission main shaft at intervals, the speed changing driving gears at different positions are engaged with the corresponding speed changing driven gears to realize different transmission ratio control, axial displacement of the gear shifting transmission shaft during replacement is controlled by an external gear shifting fork, a protective housing is covered on the periphery of each speed changing driving gear and each speed changing driven gear, and two ends of the gear shifting transmission main shaft are both movable and penetrate through mounting holes on an end cover of the protective housing in a sealing manner.
In any of the above schemes, preferably, the dual-power input mechanism includes an engine and an electric motor fixedly mounted on the chassis, wherein the energy of the electric motor is provided by the electric motor configured on the new energy automobile, the output end of the engine is connected with an oil-driven driving gear, and the oil-driven driving gear is meshed with an oil-driven gear 24 fixed on the gear shifting transmission shaft;
the output end of the motor is connected with an electric driving gear which is meshed with an electric driving driven gear fixed on the gear shifting transmission shaft;
the engine and the motor are in consistent running speed and are in signal connection with an automobile computer through a speed monitor, and the connection or the disconnection of the third oil clutch and the fourth electric clutch is controlled according to requirements.
In any of the above schemes, preferably, when the third oil clutch and the fourth electric clutch are simultaneously connected, the new energy automobile is in a dual-power working state, and can be suitable for high-power output;
when the third oil clutch is switched on and the fourth electric clutch is separated, the new energy automobile is in a pure oil driving state;
when the third oil clutch is separated and the fourth electric clutch is connected, the new energy automobile is in a pure electric state.
In any of the above schemes, it is preferable that a transmission ratio between the oil drive driving gear and the oil drive driven gear is 1;
the oil drive driving gear, oil drive driven gear, electricity drive driving gear, electricity drive driven gear's structure is the same.
In any of the above schemes, preferably, when the rotational speeds of the engine or the motor are asynchronous, the rotational speed monitor timely feeds back to the vehicle computer and the vehicle computer controls the third oil clutch or the fourth electric clutch to be disengaged, so as to achieve the purpose of cutting off one of the power.
In any of the above schemes, preferably, when the computer of the vehicle controls the third oil clutch or the fourth electric clutch to be disengaged, the percentage of the remaining oil in the oil tank associated with the current engine is compared with the percentage of the power supply supplied by the electric motor, and a corresponding clutch with a smaller percentage is preferably selected to be switched off.
Compared with the prior art, the invention has the following beneficial effects:
1. the system is suitable for new energy automobiles with double power sources, and the power sources can be selected according to needs, so that the comprehensive oil consumption of the whole automobile can be effectively reduced on the whole.
2. The four-clutch structure in the system through the innovative design can effectively control the running state of the whole new energy automobile when the automobile runs, the automobile can have three position driving modes of front driving, rear driving and four-wheel driving, and meanwhile, the four-clutch structure can have three power driving modes of electric driving single power, oil driving single power and oil point double driving power when the automobile is driven, and the three position driving modes and the three power driving modes can be mutually combined and matched according to specific running conditions, so that the form requirement of the automobile under the complex working conditions can be better met.
3. The transmission main shaft in the middle is adopted to carry out bidirectional transmission in the rotating process, so that the balance of transmission power can be effectively controlled, transmission polarization during automobile transmission is effectively reduced, and the smoothness of power transmission is effectively ensured.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of the layout structure of the present invention.
Fig. 2 is a schematic diagram of the transmission principle of the invention.
Fig. 3 is a schematic diagram of the transmission principle of the double-power input mechanism of the invention.
In the figure, 1, a double-power input mechanism; 2. a speed change unit; 3. a front wheel of the automobile; 4. a front axle; 5. a forward differential; 6. a rear wheel of the vehicle; 7. a rear wheel axle; 8. a rear differential; 9. a transmission main shaft; 10. a first main clutch; 11. a second main clutch; 12. a gear shifting transmission shaft; 13. a stop disc is in place; 14. a transmission drive gear; 15. a variable speed driven gear; 16. a protective housing; 17. an engine; 18. an electric motor; 19. an oil drive gear; 20. an electric drive gear; 21. an electrically driven gear; 22. a third oil clutch; 23. a fourth electrically-operated clutch; 24. the oil drives the driven gear.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. The specific structure of the invention is shown in fig. 1-3.
Example 1:
the utility model provides a new energy automobile speed change system of multidirectional regulation and control formula, includes preceding wheel group, back wheel group, preceding wheel group the below at vehicle chassis is all installed to back wheel group, preceding wheel group be connected through a transmission shaft subassembly between the back wheel group, transmission shaft subassembly is dead axle rotation state and its axle center and vehicle chassis relatively fixed setting when the motion a pair power input mechanism 1 is installed to vehicle chassis's bottom, the power input of two power input mechanism 1 according to different operating mode control new energy automobile the output of two power input mechanism 1 is connected with a speed change unit 2, speed change unit 2 with transmission shaft subassembly realizes connecting, speed change unit 2 has the shift fork of outside to realize shifting gears and shift. The multi-directional regulation and control type new energy automobile speed changing system adopts the double-power input mechanism 1 to carry out power control when power is driven, the rotating speed can be changed through the speed changing unit 2 and then the power is input into the transmission shaft assembly after the power is input, and the transmission shaft assembly can control the operation of the front wheel set and the rear wheel set according to the requirement, so that the aim of controlling the operation of the whole new energy automobile is sequentially fulfilled.
In any of the above schemes, preferably, the front wheel set includes two front wheels 3 of the vehicle, a front wheel shaft 4 is installed between the two front wheels 3 of the vehicle, a forward differential 5 is installed in the middle of the front wheel shaft 4, an input end of the forward differential 5 is connected with the transmission shaft assembly, and the transmission shaft assembly realizes differential steering of the front wheels by controlling the operation of the forward differential 5.
In any of the above schemes, preferably, the rear wheel set includes two rear wheels 6, a rear wheel axle 7 is installed between the two rear wheels 6, a rear differential 8 is installed in the middle of the rear wheel axle 7, an input end of the rear differential 8 is connected to the transmission shaft assembly, and the transmission shaft assembly realizes differential steering of the rear wheels by controlling the operation of the rear differential 8. Differential mechanisms are arranged on the front wheels and the rear wheels in the system, so that effective control during differential steering of the front wheels and the rear wheels can be guaranteed, and the flexibility of automobile steering is guaranteed.
It is preferred in any preceding scheme, the transmission shaft subassembly includes a transmission main shaft 9 that sets up in vehicle chassis middle part below, transmission main shaft 9 realizes the dead axle rotation with the chassis relatively first main clutch 10, second main clutch 11 are installed respectively at both ends around transmission main shaft 9, first main clutch 10's output with the input of preceding differential 5 realizes connecting, first main clutch 10 is used for control the power input and the truncation of the input of preceding differential 5, the output of second main clutch 11 with the input of backward differential 8 realizes connecting, second main clutch 11 is used for control the power input and the truncation of the input of backward differential 8. The transmission shaft assembly inputs power to the shaft of the transmission unit 2, the transmission shaft assembly mainly transmits the power to the front end and the rear end by means of the fixed shaft rotation of the transmission main shaft 9 during operation, and various position driving modes of the automobile can be realized according to different states of the current first main clutch 10 and the current second main clutch 11.
In any of the above solutions, it is preferable that the transmission main shaft 9 is engaged with the transmission unit 2.
In any of the above schemes, preferably, the speed changing unit 2 includes a shift transmission shaft 12 that is arranged in parallel to the transmission main shaft 9 at an interval, the shift transmission shaft 12 rotates with respect to the chassis to realize fixed-axis rotation, two ends of the shift transmission shaft 12 are fixedly connected to in-place catch plates 13, a plurality of coaxially arranged speed changing driving gears 14 are fixedly installed on the shift transmission shaft 12 at intervals along the circumferential direction thereof, a plurality of speed changing driven gears 15 that are used for being engaged with the speed changing driving gears 14 are fixedly installed on the outer side wall of the middle portion of the transmission main shaft 9 at intervals, the speed changing driving gears 14 at different positions are engaged with the corresponding speed changing driven gears 15 to realize different transmission ratio control, the axial displacement of the shift transmission shaft 12 when changing is controlled by an external shift fork, a protective casing 16 is covered on the periphery of each speed changing driving gear 14 and each speed changing driven gear 15, and two ends of the shift transmission main shaft 12 and the transmission main shaft 9 are movable and penetrate through mounting holes on the end covers of the protective casing 16 in a sealing manner. When the speed changing unit 2 shifts gears, the external shifting fork drives the whole shifting transmission shaft 12 to axially shift to drive the paired and meshed speed changing driving gears 14 at different positions to be meshed with the corresponding speed changing driven gears 15, so that different transmission ratios are realized, and the purpose of speed changing and gear shifting is achieved.
In any of the above schemes, preferably, the dual-power input mechanism 1 includes an engine 17 and an electric motor 18 fixedly mounted on the chassis, wherein the energy of the electric motor 18 is generated by the electric motor 18 disposed on the new energy vehicle, the output end of the engine 17 is connected with an oil-driven driving gear 19, and the oil-driven driving gear is meshed with an oil-driven gear 24 fixed on the shift transmission shaft 12; an electric driving gear 20 is connected to an output end of the electric motor 18, and the electric driving gear 20 is meshed with an electric driving driven gear 21 fixed on the gear shifting transmission shaft 12; a third oil clutch 22 is installed between the engine 17 and the oil driving gear 19, a fourth electric clutch 23 is installed between the electric motor 18 and the electric driving gear 20, the operating speeds of the engine 17 and the electric motor 18 are kept consistent and are in signal connection with a vehicle computer through a speed monitor, and the connection or the disconnection of the third oil clutch 22 and the fourth electric clutch 23 is controlled according to requirements. When the double-power input mechanism 1 operates, the power is mainly transmitted to the gear shifting transmission shaft 12 for synchronous double-power transmission by the aid of the fixed-shaft output power of the engine 17 and the fixed-shaft output power of the electric motor 18, and the connection or the disconnection of the third hydraulic clutch 22 and the fourth electric clutch 23 can be controlled according to different current running working conditions, so that multiple power driving modes of the automobile can be adjusted.
Example 2:
the utility model provides a new energy automobile speed change system of multidirectional regulation and control formula, includes preceding wheel group, back wheel group, preceding wheel group the below at vehicle chassis is all installed to back wheel group, preceding wheel group be connected through a transmission shaft subassembly between the back wheel group, transmission shaft subassembly is dead axle rotation state and its axle center and vehicle chassis relatively fixed setting when the motion a pair power input mechanism 1 is installed to vehicle chassis's bottom, the power input of two power input mechanism 1 according to different operating mode control new energy automobile the output of two power input mechanism 1 is connected with a speed change unit 2, speed change unit 2 with transmission shaft subassembly realizes connecting, speed change unit 2 has the shift fork of outside to realize shifting gears and shift.
In any of the above schemes, preferably, the front wheel set includes two automobile front wheels 3, a front wheel shaft 4 is installed between the two automobile front wheels 3, a forward differential 5 is installed in the middle of the front wheel shaft 4, the input end of the forward differential 5 is connected with the transmission shaft assembly, and the transmission shaft assembly realizes the differential steering of the front wheels by controlling the operation of the forward differential 5.
In any of the above schemes, preferably, the rear wheel set includes two rear wheels 6, a rear wheel axle 7 is installed between the two rear wheels 6, a rear differential 8 is installed in the middle of the rear wheel axle 7, an input end of the rear differential 8 is connected to the transmission shaft assembly, and the transmission shaft assembly realizes differential steering of the rear wheels by controlling the operation of the rear differential 8.
Differential mechanisms are arranged on the front wheels and the rear wheels in the system, so that effective control during differential steering of the front wheels and the rear wheels can be guaranteed, and the flexibility of automobile steering is guaranteed.
It is preferred in any preceding scheme, the transmission shaft subassembly includes a transmission main shaft 9 that sets up in vehicle chassis middle part below, transmission main shaft 9 realizes the dead axle rotation with the chassis relatively first main clutch 10, second main clutch 11 are installed respectively at both ends around transmission main shaft 9, first main clutch 10's output with the input of preceding differential 5 realizes connecting, first main clutch 10 is used for control the power input and the truncation of the input of preceding differential 5, the output of second main clutch 11 with the input of backward differential 8 realizes connecting, second main clutch 11 is used for control the power input and the truncation of the input of backward differential 8.
The transmission shaft assembly inputs power to the shaft of the transmission unit 2, and when in operation, the transmission shaft assembly mainly transmits the power to the front end and the rear end by means of the fixed shaft rotation of the transmission main shaft 9, and various position driving modes of the automobile can be realized according to the different states of the current first main clutch 10 and the current second main clutch 11.
When the first main clutch 10 and the second main clutch 11 are simultaneously connected, the new energy automobile is in a four-wheel drive state;
when the first main clutch 10 is connected and the second main clutch 11 is separated, the new energy automobile is in a forerunner state;
when the first main clutch 10 is disengaged and the second main clutch 11 is engaged, the new energy automobile is in a rear-drive state.
In any of the above solutions, it is preferable that the transmission main shaft 9 is engaged with the transmission unit 2.
In any of the above schemes, preferably, the speed changing unit 2 includes a shift transmission shaft 12 that is arranged in parallel to the transmission main shaft 9 at an interval, the shift transmission shaft 12 rotates with respect to the chassis to realize fixed-axis rotation, two ends of the shift transmission shaft 12 are fixedly connected to in-place catch plates 13, a plurality of coaxially arranged speed changing driving gears 14 are fixedly installed on the shift transmission shaft 12 at intervals along the circumferential direction thereof, a plurality of speed changing driven gears 15 that are used for being engaged with the speed changing driving gears 14 are fixedly installed on the outer side wall of the middle portion of the transmission main shaft 9 at intervals, the speed changing driving gears 14 at different positions are engaged with the corresponding speed changing driven gears 15 to realize different transmission ratio control, the axial displacement of the shift transmission shaft 12 when changing is controlled by an external shift fork, a protective casing 16 is covered on the periphery of each speed changing driving gear 14 and each speed changing driven gear 15, and two ends of the shift transmission main shaft 12 and the transmission main shaft 9 are movable and penetrate through mounting holes on the end covers of the protective casing 16 in a sealing manner.
When the speed changing unit 2 shifts gears, the external shifting fork drives the whole shifting transmission shaft 12 to axially shift so as to drive the speed changing driving gears 14 which are meshed in pairs at different positions to be meshed with the corresponding speed changing driven gears 15, so that different transmission ratios are realized, and the purpose of speed changing and gear shifting is achieved.
In any of the above schemes, preferably, the dual-power input mechanism 1 includes an engine 17 and an electric motor 18 fixedly mounted on the chassis, wherein the energy of the electric motor 18 is generated by the electric motor 18 disposed on the new energy vehicle, the output end of the engine 17 is connected with an oil-driven driving gear 19, and the oil-driven driving gear 19 is engaged with an oil-driven gear 24 fixed on the shift transmission shaft 12;
an electric driving gear 20 is connected to the output end of the electric motor 18, and the electric driving gear 20 is engaged with an electric driven gear 21 fixed on the gear shifting transmission shaft 12;
a third oil clutch 22 is arranged between the engine 17 and the oil driving gear 19, a fourth electric clutch 23 is arranged between the electric motor 18 and the electric driving gear 20, the running speeds of the engine 17 and the electric motor 18 are kept consistent and are in signal connection with a vehicle computer through a speed monitor, and the connection or the disconnection of the third oil clutch 22 and the fourth electric clutch 23 is controlled according to requirements.
When the double-power input mechanism 1 operates, the power is mainly transmitted to the gear shifting transmission shaft 12 for synchronous double-power transmission by the aid of the fixed-shaft output power of the engine 17 and the fixed-shaft output power of the electric motor 18, and the connection or the disconnection of the third hydraulic clutch 22 and the fourth electric clutch 23 can be controlled according to different current running working conditions, so that multiple power driving modes of the automobile can be adjusted.
When the third oil clutch 22 and the fourth electric clutch 23 are simultaneously connected, the new energy automobile is in a double-power working state and can be suitable for high-power output;
when the third oil clutch 22 is switched on and the fourth electric clutch 23 is separated, the new energy automobile is in a pure oil driving state;
when the third oil clutch 22 is separated and the fourth electric clutch 23 is connected, the new energy automobile is in a pure electric state.
In any of the above solutions, it is preferable that a transmission ratio between the oil drive driving gear 19 and the oil drive driven gear 24 is 1;
the oil drive driving gear 19, the oil drive driven gear 24, the electric drive driving gear 20 and the electric drive driven gear 21 have the same structure.
In any of the above schemes, preferably, when the rotation speeds of the engine 17 or the electric motor 18 are out of synchronization, the rotation speed monitor timely feeds back to the vehicle computer and the vehicle computer controls the third oil clutch 22 or the fourth electric clutch 23 to be separated, so as to achieve the purpose of cutting off one of the power.
When the rotating speeds of the two powers are different, the purpose of converting double powers into single power can be achieved by controlling the third oil clutch 22 or the fourth electric clutch 23 to be separated, and the smooth operation of the input power is better ensured. When the computer of the automobile controls the third oil clutch 22 or the fourth electric clutch 23 to be separated, the percentage of the oil quantity remained in the oil tank matched with the engine 17 and the percentage of the power supply supplied by the electric motor 18 are compared, and the corresponding clutch with the smaller percentage is preferably selected to be cut off.
The system is suitable for new energy automobiles with double power sources, and the power sources can be selected according to needs, so that the comprehensive oil consumption of the whole automobile can be effectively reduced on the whole; the system can effectively control the running state of the whole new energy automobile when the automobile runs through an innovatively designed four-clutch structure, the automobile can have three position driving modes of front driving, rear driving and four-wheel driving, and meanwhile, the system can have three power driving modes of electric driving single power, oil driving single power and oil point double driving power when the automobile is driven, and the three position driving modes and the three power driving modes can be mutually combined and matched according to specific running conditions, so that the form requirement of the automobile under complex working conditions can be better met; the transmission main shaft 9 in the middle is adopted to carry out bidirectional transmission in the rotating process, so that the balance of transmission power can be effectively controlled, transmission polarization during automobile transmission is effectively reduced, and the smoothness of power transmission is effectively ensured. In addition, the multi-directional regulation and control type new energy automobile speed change system adopts the double-power input mechanism 1 to carry out power control when carrying out power driving, the rotating speed can be changed through the speed change unit 2 after power input and then input into the transmission shaft assembly, and the transmission shaft assembly can control the operation of the front wheel set and the rear wheel set according to the requirement, so that the purpose of controlling the operation of the whole new energy automobile is sequentially achieved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.
The details of the present invention are not described in detail, but are known to those skilled in the art.

Claims (9)

1. The utility model provides a new energy automobile speed change system of multidirectional regulation and control formula which characterized in that: including preceding wheel group, rear wheel group, preceding wheel group rear wheel group all installs the below at vehicle chassis, preceding wheel group be connected through a transmission shaft subassembly between the rear wheel group, transmission shaft subassembly is dead axle rotation state and its axle center and vehicle chassis relatively fixed setting when the motion a pair power input mechanism is installed to vehicle chassis's bottom, dual power input mechanism is according to the power input of different operating mode control new energy automobile dual power input mechanism's output is connected with a speed change unit, speed change unit with transmission shaft subassembly realizes connecting, speed change unit has outside shift fork to shift gears and realizes shifting.
2. The multi-directional control type new energy automobile speed changing system according to claim 1, characterized in that: the front wheel set comprises two automobile front wheels, a front wheel shaft is arranged between the two automobile front wheels, a forward differential is arranged in the middle of the front wheel shaft, the input end of the forward differential is connected with the transmission shaft assembly, and the transmission shaft assembly controls the operation of the forward differential to realize the differential steering of the front wheels.
3. The multi-directional control type new energy automobile speed changing system according to claim 2, characterized in that: the rear wheel set comprises two rear wheels of the automobile, a rear wheel shaft is arranged between the two rear wheels of the automobile, a rear differential is arranged in the middle of the rear wheel shaft, the input end of the rear differential is connected with the transmission shaft assembly, and the transmission shaft assembly controls the operation of the rear differential to realize the differential steering of the rear wheels.
4. The multidirectional regulation and control type new energy automobile speed change system as claimed in claim 3, wherein: the transmission shaft assembly comprises a transmission main shaft arranged below the middle part of the automobile chassis, the transmission main shaft relatively realizes fixed-axis rotation with the chassis, a first main clutch and a second main clutch are respectively installed at the front end and the rear end of the transmission main shaft, the output end of the first main clutch is connected with the input end of the forward differential mechanism, the first main clutch is used for controlling the power input and the cut-off of the input end of the forward differential mechanism, the output end of the second main clutch is connected with the input end of the backward differential mechanism, and the second main clutch is used for controlling the power input and the cut-off of the input end of the backward differential mechanism.
5. The multi-directional control type new energy automobile speed changing system according to claim 4, characterized in that: the transmission main shaft is matched with the speed change unit.
6. The multi-directional control type new energy automobile speed changing system according to claim 5, characterized in that: the speed change unit comprises a gear shift transmission shaft which is arranged in parallel with the transmission main shaft at intervals, the gear shift transmission shaft is relatively rotated with the chassis to realize fixed shaft rotation, two ends of the gear shift transmission shaft are fixedly connected with in-place baffle discs respectively, a plurality of speed change driving gears which are coaxially arranged are fixedly arranged on the gear shift transmission shaft along the circumferential direction of the gear shift transmission shaft at intervals, a plurality of speed change driven gears which are meshed with the speed change driving gears are fixedly arranged on the outer side wall of the middle part of the transmission main shaft at intervals, the speed change driving gears at different positions are meshed with the corresponding speed change driven gears to realize different transmission ratio control, the axial displacement of the gear shift transmission shaft during gear change is controlled by an external shifting fork, a protective shell is covered on the peripheries of each speed change driving gear and each speed change driven gear, and two ends of the gear shift transmission main shaft move and penetrate through mounting holes in end covers of the protective shells in a sealing mode.
7. The multidirectional regulation and control type new energy automobile speed change system as claimed in claim 6, wherein: the double-power input mechanism comprises an engine and a motor which are fixedly arranged on a chassis, wherein the energy of the motor is provided by the power generation of the motor arranged on the new energy automobile, the output end of the engine is connected with an oil-driven driving gear, and the oil-driven driving gear is meshed with an oil-driven gear 24 fixed on the gear-shifting transmission shaft;
the output end of the motor is connected with an electric driving gear which is meshed with an electric driving driven gear fixed on the gear shifting transmission shaft;
the engine and the motor are in consistent running speed and are in signal connection with an automobile computer through a speed monitor, and the connection or the disconnection of the third oil clutch and the fourth electric clutch is controlled according to requirements.
8. The multi-directional control type new energy automobile speed changing system according to claim 7, characterized in that: the transmission ratio between the oil drive driving gear and the oil drive driven gear is 1, and the transmission ratio between the electric drive driving gear and the electric drive driven gear is 1;
the oil drive driving gear, oil drive driven gear, electricity drive driving gear, electricity drive driven gear's structure is the same.
9. The multi-directional control type new energy automobile speed changing system according to claim 8, characterized in that: when the rotating speeds of the engine or the motor are asynchronous, the rotating speed monitor can timely feed back to the automobile computer and the automobile computer controls the third oil clutch or the fourth electric clutch to be separated, so that the purpose of cutting off one of the power is achieved.
CN202211366318.2A 2022-11-03 2022-11-03 New energy automobile speed change system of multidirectional regulation and control formula Pending CN115503458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211366318.2A CN115503458A (en) 2022-11-03 2022-11-03 New energy automobile speed change system of multidirectional regulation and control formula

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211366318.2A CN115503458A (en) 2022-11-03 2022-11-03 New energy automobile speed change system of multidirectional regulation and control formula

Publications (1)

Publication Number Publication Date
CN115503458A true CN115503458A (en) 2022-12-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
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