CN203697946U - Oil, electricity and hydraulic pressure hybrid power drive system - Google Patents

Oil, electricity and hydraulic pressure hybrid power drive system Download PDF

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Publication number
CN203697946U
CN203697946U CN201420074888.9U CN201420074888U CN203697946U CN 203697946 U CN203697946 U CN 203697946U CN 201420074888 U CN201420074888 U CN 201420074888U CN 203697946 U CN203697946 U CN 203697946U
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China
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motor
hydraulic
power
control system
gear
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CN201420074888.9U
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Chinese (zh)
Inventor
彭建刚
汪韶杰
曲凯宁
胡松华
陶晓敏
陶城
周坤鹏
李磊
夏光
孙保群
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Hefei University of Technology
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Hefei University of Technology
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Abstract

The utility model discloses an oil, electricity and hydraulic pressure hybrid power drive system. The hybrid power drive system comprises an engine and mechanical drive module, an electric drive module and a hydraulic drive module, wherein the engine and mechanical drive module comprises an engine, a power distributor, a clutch, a gear drive mechanism and a differential mechanism; the electric drive module comprises a first motor, a second motor, a power battery pack and an electric control system; the hydraulic drive module comprises a hydraulic pump, a hydraulic motor, a hydraulic energy accumulator and a hydraulic control system. According to the hybrid power drive system disclosed by the utility model, high efficiency, energy conservation and environment protection are realized; in a forward gear state, a vehicle can be transformed from an oil, electricity and hydraulic pressure compound mode to an oil and electricity hybrid power drive mode, a mechanical-hydraulic split-flow/concurrent-flow drive mode, a motor-mechanical power drive mode, an oil and electricity series drive mode, an oil-liquid series drive mode and an electricity-liquid series power drive mode, and continuously variable transmission of the vehicle can be realized in these modes; furthermore, the vehicle can be transformed from the oil, electricity and hydraulic pressure compound mode to an engine-mechanical power drive mode.

Description

A kind of oily electricity and the compound hybrid power transmission system of hydraulic pressure
Technical field
The utility model belongs to vehicle driveline, is specifically related to one take driving engine, electrical motor as propulsion source, integrated application mechanical drive, electric transmission and hydraulicdriven hybrid power transmission system.
Background technology
The power drive system of modern vehicle is broadly divided into according to power resources and type of drive: driving engine-mechanical power transmission system, electrical motor-mechanical power transmission system (pure electronic), oil electric mixed dynamic driving system, hydraulic power transmission system, mechanical-hydraulic stream/shunting driving system etc.
Driving engine-mechanical power transmission system is called traditional energy power drive system traditionally, using fuel such as diesel oil, gasoline, various blue gas as the energy and separately take explosive motor as propulsion source, vehicle driveline with all kinds mechanical variable speed drive composition, be characterized in technology and mature production technology, manufacturing cost is relatively low, application is extensive, shortcoming is under prior art condition, and degree of utilization and the overall system efficiency of system to the energy has been difficult to further raising, disposal of pollutants is relatively large.
Electrical motor-mechanical power transmission system is called pure electric-powered driving system traditionally, separately take electric power as the energy, with all kinds battery, large bulk capacitances etc. are energy storage equipment, the vehicle driveline forming with all kinds mechanical variable speed drive take electrical motor as propulsion source separately, be characterized in that electric energy acquisition mode is various, power transmission system structure is relatively simple, power loading and governing response are fast, be easy to realize electrodeless variable-speed, in working process, vibration noise is little, non-pollution discharge almost in use procedure, shortcoming is the restriction due to the current aspect such as state-of-art and product processes, the method of there is no produces and can really meet the large capacity that vehicle uses, the electrical thermal storage device of high-specific-power, cause adopting under prior art and working condition the vehicle mileages of continuation of electrical motor-mechanical power transmission system limited, be difficult to meet consumers' demand, the commercialization that has restricted pure electric vehicle is promoted.
Oil electric mixed dynamic driving system is to use driving engine and two propulsions source of electrical motor simultaneously, with the vehicle driveline of the composition such as all kinds distributing means for power supply, dynamic coupling device, mechanical variable speed drive, electrical thermal storage device and power control and management system, according to electric energy presentation mode, can be divided into again single energy oil electric mixed dynamic driving system, plug-in oil electric mixed dynamic driving system and the electric-powered driving system of extended-range, single energy oil electric mixed dynamic driving system is separately using fuel such as diesel oil, gasoline, various blue gas as the energy, by being converted into after mechanical energy as the driving engine of propulsion source, to wherein a part of mechanical energy by distributing means for power supply again and be directly used in driving vehicle, the mechanical energy of remainder is converted to electric energy in order to driving motor work and by mechanical energy the rear common driving vehicle of stream of dynamic coupling device and aforementioned direct utilization simultaneously, or power delivery to electrical thermal storage device is stored and is used when needed, plug-in oil electric mixed dynamic driving system has the electrical thermal storage device of larger capacity, except the mode work with driving engine-mechanical power transmission system or similar single energy oil electric mixed dynamic driving system, can also also can drive the longer mileage of Vehicle Driving Cycle in the mode of pure electric-powered transmission separately to the electrical thermal storage device charging of system by external power supply, the feature of oil electric mixed dynamic is to have the unify advantage of pure electric-powered driving system of traditional energy Power Train concurrently, degree of utilization to the energy is high, disposal of pollutants is relatively little, can solve preferably the short problem of pure electric vehicle mileages of continuation simultaneously, its shortcoming is to have adopted two cover power drive systems owing to being actually, and causes control complexity, manufacturing cost to whole system relatively high, the electric-powered driving system of extended-range is called again oily electric tandem power drive system, system has driving engine and two propulsions source of electrical motor, Vehicle Driving Cycle is to rely on only by electric motor driven pure electric transmission pattern, driving engine is only for driving mobile generator work, the capacity of its electrical thermal storage device is between single energy oil electric mixed dynamic driving system and plug-in oil electric mixed dynamic driving system, both can utilize external power supply, also can drive electrical generator work to charge to it by on-board engine, in Vehicle Driving Cycle process, first use the electric energy storing in electrical thermal storage device, fire an engine generating driving motor work when power shortage, simultaneously to electrical thermal storage device electric energy supplement, the feature of the electric-powered driving system of extended-range is that the electric energy that can utilize plug-in type to charge at the Vehicle Driving Cycle initial stage to obtain drives, even while needing fire an engine to drive electrical generator generating due to increasing mileages of continuation, also can guarantee the optimum operating condition of engine operation in high fuel efficiency, anti-emission carburetor.
Hydraulic power transmission system is with diesel oil, gasoline, the fuel such as various blue gas are as the energy and separately take driving engine as propulsion source, or provide the energy also separately take electrical motor as propulsion source with various electrical thermal storage devices, with Hydraulic Pump, HM Hydraulic Motor, the power drive system of the composition such as hydraulic control system and hydraulic servo actuation element and hydraulic tubing, its basic functional principle is to drive Hydraulic Pump to produce high-voltage oil liquid by propulsion source, then drive HM Hydraulic Motor work to realize the transmission of power of system by high-voltage oil liquid, be characterized in: realize power transmission and without too much mechanical transmission component by hydraulic way, system architecture is simple, transmitting ratio variation range is large and be easy to regulate, operate steadily, vibration noise is little, control relatively easy and can realize electrodeless variable-speed, shortcoming is that HM Hydraulic Motor output speed is unsuitable too high, and along with total driving efficiency of the increase system of Vehicle Speed declines comparatively fast, the transmission while not being suitable for the middle and high fast motoring condition of vehicle, is restricted its application.
Mechanical-hydraulic composite transmission is with diesel oil, gasoline, the fuel such as various blue gas are as the energy and separately take driving engine as propulsion source, with distributing means for power supply, dynamic coupling device, Hydraulic Pump, HM Hydraulic Motor, hydraulic control system, the power drive system of mechanical variable speed drive etc. compositions, be characterized in utilizing distributing means for power supply by the power distribution of driving engine output to hydraulic power transmission module and mechanical drive module, and automatically its allocation proportion is carried out to match and regulate according to vehicle working condition, then will after hydraulicdriven power and mechanically operated power coupling stream, export in order to drive vehicle by dynamic coupling device, system can effectively be utilized the large feature with having good middle low speed segment acceleration capability of hydraulicdriven transmitting ratio, can utilize preferably again the efficient feature of mechanical speed change transmission, make vehicle start smooth-going simultaneously, low speed segment accelerates fast, middling speed section has good power matching, can realize preferably effective utilization of engine power and can realize electrodeless variable-speed, its shortcoming is can cause system total efficiency lower in the time that the energy that hydrostatic drive is transmitted maintains higher proportion for a long time, is not suitable for using on the hot-short such as car, motor omnibus, thereby its application is under some influence.
Summary of the invention
The utility model provides oil electricity a kind of new construction, that can be applicable to various types of vehicles and the compound hybrid power transmission system of hydraulic pressure, its objective is in order efficiently to utilize engine power, make full use of and bring into play the feature of pure electric-powered transmission, hydraulic power transmission and hybrid power transmission, thereby make more efficient, the energy-conservation and environmental protection of vehicle boarded power drive system.
For achieving the above object, the technical solution adopted in the utility model is: a kind of oily electricity and the compound hybrid power transmission system of hydraulic pressure, be made up of driving engine and mechanical drive module, electric transmission module and hydrostatic drive module three parts;
Described driving engine and mechanical drive module comprise driving engine, power distribution device, power-transfer clutch, gear drive, diff and system casing, wherein:
The input end of the crankshaft output end of described driving engine and power distribution device is in transmission connection;
Described power distribution device is a NGW type sun and planet gear or a WW type sun and planet gear;
Described NGW type sun and planet gear comprises distributing box input shaft, pinion carrier, internally toothed annulus, the first sun wheel and plural satellite gear; Described distributing box input shaft is as the input end of the power distribution device pinion carrier that is in transmission connection; Described internally toothed annulus is as the first mouth of power distribution device; Described the first sun wheel is as the second mouth of power distribution device; Described plural satellite gear is distributed between internally toothed annulus and the first sun wheel, and often engages with internally toothed annulus and the first sun wheel simultaneously;
Described WW type sun and planet gear comprises distributing box input shaft, pinion carrier, the first sun wheel, the second sun wheel and plural double-planetary gear; Described distributing box input shaft is as the input end of the power distribution device pinion carrier that is in transmission connection; Described the second sun wheel is as the first mouth of power distribution device; Described the first sun wheel is as the second mouth of power distribution device; Each described double-planetary gear is made up of a first row star-wheel and second satellite gear, the first row star-wheel on each double-planetary gear is coaxially arranged with the second satellite gear and be fixedly connected with, all the first row star-wheels distribute and often engage with the second sun wheel around the second sun wheel simultaneously, and all the second satellite gears distribute and often engage with the first sun wheel around the first sun wheel simultaneously;
Described power-transfer clutch is made up of first clutch price fixing, power-transfer clutch Moving plate and second clutch price fixing, wherein, first clutch price fixing and second clutch price fixing are the annulus of one side with friction lining, power-transfer clutch Moving plate is the two-sided annulus with friction lining, power-transfer clutch Moving plate is between first clutch price fixing and second clutch price fixing, and first clutch price fixing, power-transfer clutch Moving plate and second clutch price fixing three are coaxially arranged, wherein, first clutch price fixing relative system housing is fixed;
Described gear drive comprises the first output shaft, the second output shaft, tween drive shaft, distributing box output gear, counter shaft driven gear, main deceleration driving gear and main deceleration driven gear, described the first output shaft, the second output shaft and tween drive shaft are all with respect to described system casing rotating support, described the first output shaft is hollow quill shaft, and the second output shaft is hollow through the first output shaft, and with respect to the first output shaft rotation supporting, described the first output shaft and the second output shaft are all through the annular distance of described first clutch price fixing, and wherein the second output shaft also passes the annular distance of second clutch price fixing, the first mouth of one end of the first output shaft and described power distribution device is in transmission connection, and the second mouth of one end of the second output shaft and described power distribution device is in transmission connection, described distributing box output gear supports with respect to the second output shaft rotation, and distributing box output gear is fixedly connected with respect to second clutch price fixing, on described the first output shaft, power-transfer clutch Moving plate and the first output shaft between first clutch price fixing and second clutch price fixing are in axial sliding connection, be rotationally connected with the first output shaft synchronous simultaneously, when power-transfer clutch Moving plate is locked in the first output shaft on system casing during along the first output shaft to first clutch price fixing one Slideslip and with first clutch price fixing frictional engagement, when power-transfer clutch Moving plate during along the first output shaft to second clutch price fixing one Slideslip and with second clutch price fixing frictional engagement by the first output shaft and the locking of distributing box output gear, when power-transfer clutch Moving plate makes the first output shaft and system casing and the first output shaft and the release simultaneously of distributing box output gear in the time that the first output shaft moves to midway location, described main deceleration driving gear is fixedly connected with tween drive shaft respectively with counter shaft driven gear, and counter shaft driven gear often engages with distributing box output gear, and main deceleration driving gear often engages with main deceleration driven gear,
Described diff is with respect to described system casing rotating support, and described main deceleration driven gear is fixedly arranged on described diff;
Described electric transmission module comprises the first motor, the second motor, power battery pack, the first cable, the second cable, the 3rd cable and electric-control system, and described electric-control system is the total management system of controlling electric energy and adjusting; Described power battery pack is electrical thermal storage device; Described the first motor is made up of the first rotor and the first motor stator, and the first rotor and the second output shaft are in transmission connection; Described the second motor is made up of the second rotor and the second motor stator, and the second rotor and described distributing box output gear are in transmission connection; Described electric-control system is connected with the first motor by the first cable, is connected with the second motor by the second cable, is connected with power battery pack by the 3rd cable; In the time that described the first rotor rotates in company with the second output shaft synchronous, force the coil winding generating of the first motor stator, this generating electric energy can be powered to the second motor by the control of electric-control system, or to power battery pack charging, or the second motor is powered and power battery pack is charged simultaneously; When electric-control system makes power battery pack to first motor forward when power supply, force the first rotor to be rotated in the forward and to the second output shaft forward outputting power; In the time that electric-control system makes power battery pack oppositely power to the first motor, force the first rotor contrarotation and to the reverse outputting power of the second output shaft; When electric-control system makes power battery pack, or the first motor, or while making power battery pack and the first motor to the second motor forward power supply simultaneously, force the second rotor to be rotated in the forward and to distributing box output gear forward outputting power; When electric-control system makes power battery pack, or the first motor, or while making power battery pack and the first motor oppositely power to the second motor simultaneously, force the second rotor contrarotation and to the reverse outputting power of distributing box output gear; In the time that distributing box output gear drives the second rotor rotation, force the coil winding generating of the second motor stator, this generating electric energy can charge to power battery pack by electric-control system;
Described hydrostatic drive module comprises Hydraulic Pump, HM Hydraulic Motor, hydraulic accumulator, the first oil pipe, the second oil pipe, the 3rd oil pipe, the 4th oil pipe, the 5th oil pipe, the 6th oil pipe, the 7th oil pipe, the 8th oil pipe, oil groove and hydraulic control system; Described hydraulic control system is an oil circuit controller and has oil inlet, the first hydraulic fluid port, the second hydraulic fluid port, hydraulic pump discharge control port, HM Hydraulic Motor displacement control hydraulic fluid port, energy storage connection hydraulic fluid port and drain tap, for controlling the connected relation between oil inlet, the first hydraulic fluid port, the second hydraulic fluid port, hydraulic pump discharge control port, HM Hydraulic Motor displacement control hydraulic fluid port, energy storage connection hydraulic fluid port and drain tap; The oil inlet of described Hydraulic Pump is communicated with oil groove by the first oil pipe, and the oil discharge outlet of described Hydraulic Pump is communicated with the oil inlet of hydraulic control system by the second oil pipe; Described Hydraulic Pump is provided with and singly turns displacement control hydraulic fluid port, and this singly turns displacement control hydraulic fluid port is communicated with hydraulic control system hydraulic pump discharge control port by the 6th oil pipe; The other end of the rotor shaft of described Hydraulic Pump and described the second output shaft is in transmission connection; The first hydraulic fluid port of described HM Hydraulic Motor is communicated with the first hydraulic fluid port of hydraulic control system by the 3rd oil pipe, the second hydraulic fluid port of HM Hydraulic Motor is communicated with the second hydraulic fluid port of hydraulic control system by the 4th oil pipe; Described HM Hydraulic Motor is provided with and singly turns displacement control hydraulic fluid port, and this singly turns displacement control hydraulic fluid port is communicated with hydraulic control system HM Hydraulic Motor displacement control hydraulic fluid port by the 7th oil pipe; Rotor shaft and the tween drive shaft of described HM Hydraulic Motor are in transmission connection; The energy storage that described hydraulic accumulator is communicated with hydraulic control system by the 5th oil pipe connects hydraulic fluid port; The drain tap of hydraulic control system is communicated with oil groove by the 8th oil pipe.
Related content in technique scheme is explained as follows:
1. in technique scheme, described the second rotor and described distributing box output gear are in transmission connection specifically can following two kinds of implementations:
(1) for described the second motor, a motor shaft and a motor gear are set, described motor shaft is with respect to system casing rotating support, one end of motor shaft is fixedly connected with described the second rotor, the other end is fixedly connected with described motor gear, and motor gear often engages with described distributing box output gear.
(2) for described the second motor, a motor sleeve axle is set, described motor sleeve axle sleeve is contained on described the second output shaft, and with respect to the second output shaft rotation supporting, one end of described motor sleeve axle is fixedly connected with described the second rotor, and the other end is fixedly connected with described distributing box output gear.
Except above two kinds of implementations, can also there is in theory other more complicated implementation, rotate such as carry out transmission distributing box output gear by two gears, but all drop on the utility model scope as long as meet the relation of being in transmission connection between the second rotor and described distributing box output gear.
2. in technique scheme, in order to reduce the torsional oscillation impact of engine output power, between the crankshaft output end of described driving engine and the input end of power distribution device, be connected with a shock absorber, this shock absorber adopts spring torsional vibration damper, or double mass flywheel spring torsional vibration damper, or hydraulic damping spring torsional vibration damper.
3. in technique scheme, described Hydraulic Pump adopts unidirectional change displacement volume gerotor pump, or unidirectional change discharge capacity axial plunger pump, or unidirectional change discharge capacity radial plunger pump.
4. in technique scheme, described HM Hydraulic Motor adopts two-way change displacement volume rotor hydraulic motor, or two-way change discharge capacity axial plunger type motor, or two-way change discharge capacity radial plunger type motor.
5. in technique scheme, described the first motor and the second motor all adopt and can be used as electrical motor and use and can be used as again the dual-purpose motor that electrical generator uses; Described the first motor adopts single-phase or three-phase DC motor, or adopts single-phase or three phase alternating current motor; Described the second motor adopts single-phase or three-phase DC motor, or adopts single-phase or three phase alternating current motor.
6. in technique scheme, described driving engine is engine petrol or diesel motor or autogas or liquefied natural gas or other engine fuel.
Because technique scheme is used, the utlity model has following advantages and effect:
1. related a kind of oily electricity and the compound hybrid power transmission system of hydraulic pressure of the utility model, can optimize and utilize engine power, effectively the overall efficiency of lifting vehicle power drive system;
2. related a kind of oily electricity and the compound hybrid power transmission system of hydraulic pressure of the utility model, in the time that vehicle is worked with forward gear, its power drive system can be converted to oil electric mixed dynamic transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, mechanical-hydraulic shunting/and flow transmission mode, electrical motor-mechanical power transmission mode, the electric tandem drive pattern of oil, oil-liquid tandem drive pattern, electricity-liquid serial power transmission mode is also realized the stepless change of vehicle under aforementioned power transmission pattern, also can be converted to driving engine-mechanical power transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure,
3. related a kind of oily electricity and the compound hybrid power transmission system of hydraulic pressure of the utility model, adopt power drive or hydrostatic drive or electrohydraulic mixed power transmission mode to realize reversing gear of vehicle, save in traditional machine driven system for selecting the mechanical reversing mechanism of vehicle heading the stepless change when drive system structure being simplified and can realizing vehicle and reverse gear;
4. related a kind of oily electricity and the compound hybrid power transmission system of hydraulic pressure of the utility model, also there is the slow function in abrupt slope, ramp start assisting function and the driving engine high-speed starting and stopping of electric braking or hydraulic braking or electric liquid Associated brake, utilize external power supply to carry out plug-in type charging to the power battery pack of system;
5. on the basis of the related a kind of oily electricity of the utility model and the compound hybrid power transmission system of hydraulic pressure, set up electronic control unit (TCU) and corresponding control program, can make the related power drive system of the utility model there is automatic speed changing function.
Accompanying drawing explanation
Fig. 1 is the theory of constitution figure of compound hybrid power transmission system the first technical scheme of the utility model oil electricity and hydraulic pressure;
Fig. 2 is the theory of constitution figure of compound hybrid power transmission system the second technical scheme of the utility model oil electricity and hydraulic pressure;
Fig. 3 is the theory of constitution figure of the related WW type planetary gear mechanism of the utility model;
Fig. 4 is the exemplary embodiments schematic diagram of electric-control system in the utility model;
Fig. 5 is the exemplary embodiments schematic diagram of hydraulic control system in the utility model.
Code name in figure: shock absorber 1, distributing box input shaft 2, pinion carrier 3, internally toothed annulus 4, the first sun wheel 5, satellite gear 6, first clutch price fixing 7, power-transfer clutch Moving plate 8, second clutch price fixing 9, the first output shaft 10, the second output shaft 11, distributing box output gear 12, counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15, main deceleration driven gear 16, diff 17, the second sun wheel 18, the first row star-wheel 19, the second satellite gear 20, motor gear DC, double-planetary gear SL, motor shaft DZ1, motor sleeve axle DZ2, driving engine E, power distribution device PD, electric-control system EM, the first motor M 1, the first rotor Z1, the first motor stator D1, the second motor M 2, the second rotor Z2, the second motor stator D2, power battery pack Ba, the first cable 201, the second cable 202, the 3rd cable 203, electronic control unit ECU, power inverter NB, the first electric machine controller BP1, the second electric machine controller BP2, incoming signal interface IS, first interface I, the second interface II, the 3rd interface III, input interface i, first controls output interface OC1, second controls output interface OC2, the 3rd controls output interface OC3, the first power interface NP1, the second power interface NP2, control interface NC, the first power interface B1P1, the second power interface B1P2, control interface B1C, the first power interface B2P1, the second power interface B2P2 and control interface B2C, hydraulic control system HCS, Hydraulic Pump HP, HM Hydraulic Motor HM, hydraulic accumulator XN, the first oil pipe 301, the second oil pipe 302, the 3rd oil pipe 303, the 4th oil pipe 304, the 5th oil pipe 305, the 6th oil pipe 306, the 7th oil pipe 307, the 8th oil pipe 308, oil groove HTK, system casing KT, the first electromagnetic valve EV1, the second electromagnetic valve EV2, the 3rd electromagnetic valve EV3, the 4th electromagnetic valve EV4, the 5th electromagnetic valve EV5, oil inlet P, the first hydraulic fluid port A, the second hydraulic fluid port B, hydraulic pump discharge control port x, HM Hydraulic Motor displacement control hydraulic fluid port y, energy storage connects hydraulic fluid port PC, drain tap T, oil inlet 1P, oil outlet 1A, oil inlet 2P, oil outlet 2A, oil inlet 3P, drain tap 3T, the first hydraulic fluid port 3A, the second hydraulic fluid port 3B, oil inlet 4P, drain tap 4T, hydraulic fluid port 4A, oil inlet 5P, drain tap 5T, hydraulic fluid port 5A, oil inlet I, oil discharge outlet O, the first hydraulic fluid port a, the second hydraulic fluid port b.
The specific embodiment
Below in conjunction with accompanying drawing, by embodiment, the utility model is further described:
Embodiment 1: hybrid power transmission system the first technical scheme that a kind of oily electricity and hydraulic pressure are compound
Shown in accompanying drawing 1, accompanying drawing 4, accompanying drawing 5, the compound hybrid power transmission system of this oil electricity and hydraulic pressure is made up of driving engine and mechanical drive module, electric transmission module and hydrostatic drive module three parts.
Described driving engine and mechanical drive module comprise driving engine E, shock absorber 1, power distribution device PD, power-transfer clutch, gear drive, diff 17 and system casing KT, wherein:
The crankshaft output end of described driving engine E is in transmission connection through shock absorber 1 and the input end of power distribution device PD; Described shock absorber 1 adopts spring torsional vibration damper, or double mass flywheel spring torsional vibration damper, or hydraulic damping spring torsional vibration damper.
Described power distribution device PD is a NGW type sun and planet gear, and this NGW type sun and planet gear comprises distributing box input shaft 2, pinion carrier 3, internally toothed annulus 4, the first sun wheel 5 and plural satellite gear 6, described distributing box input shaft 2 is as the input end of the power distribution device PD planet 3 that is in transmission connection, described internally toothed annulus 4 is as the first mouth of power distribution device PD, described the first sun wheel 5 is as the second mouth of power distribution device PD, described plural satellite gear 6 is distributed between internally toothed annulus 4 and the first sun wheel 5, and often engages with internally toothed annulus 4 and the first sun wheel 5 simultaneously, described power distribution device PD is a part-time case, the power of being inputted can be shunted through pinion carrier 3 and satellite gear 6, and pass to respectively the first sun wheel 5 and internally toothed annulus 4 by distributing box input shaft 2, in the time that the first sun wheel 5 and internally toothed annulus 4 are not subject to any type of constrained force, pinion carrier 3 and satellite gear 6 lose the ability of transmission and distributed power, in the time that the first sun wheel 5 is subject to fixed constraint power, the power of being inputted by distributing box input shaft 2 all passes to internally toothed annulus 4 through pinion carrier 3 and satellite gear 6, in the time that internally toothed annulus 4 is subject to fixed constraint power, the power of being inputted by distributing box input shaft 2 all passes to the first sun wheel 5 through pinion carrier 3 and satellite gear 6, in the time that the first sun wheel 5 and internally toothed annulus 4 are subject to rotation condition power simultaneously, the power of being inputted by distributing box input shaft 2 passes to the first sun wheel 5 and internally toothed annulus 4 through pinion carrier 3 and satellite gear 6 shuntings, and automatically regulate the ratio of point mobilization force and automatically adjust pinion carrier 3 according to the size of the first sun wheel 5 and the suffered rotation condition power of internally toothed annulus 4, speed discrepancy between the first sun wheel 5 and internally toothed annulus 4 threes.
Described power-transfer clutch is made up of first clutch price fixing 7, power-transfer clutch Moving plate 8 and second clutch price fixing 9, wherein, first clutch price fixing 7 and second clutch price fixing 9 are the annulus of one side with friction lining, power-transfer clutch Moving plate 8 is the two-sided annulus with friction lining, power-transfer clutch Moving plate 8 is between first clutch price fixing 7 and second clutch price fixing 9, and first clutch price fixing 7, power-transfer clutch Moving plate 8 and second clutch price fixing 9 threes are coaxially arranged, wherein, first clutch price fixing 7 relative system housing KT fix.
Described gear drive comprises the first output shaft 10, the second output shaft 11, tween drive shaft 14, distributing box output gear 12, counter shaft driven gear 13, main deceleration driving gear 15 and main deceleration driven gear 16, described the first output shaft 10, the second output shaft 11 and tween drive shaft 14 are all with respect to described system casing KT rotating support, described the first output shaft 10 is hollow quill shaft, and the second output shaft 11 is hollow through the first output shaft 10, and with respect to the first output shaft 10 rotating supports, described the first output shaft 10 and the second output shaft 11 are all through the annular distance of described first clutch price fixing 7, and wherein the second output shaft 11 also passes the annular distance of second clutch price fixing 9, the first mouth of one end of the first output shaft 10 and described power distribution device PD is in transmission connection, and the second mouth of one end of the second output shaft 11 and described power distribution device PD is in transmission connection, described distributing box output gear 12 is with respect to the second output shaft 11 rotating supports, and distributing box output gear 12 is fixedly connected with respect to second clutch price fixing 9, on described the first output shaft 10, power-transfer clutch Moving plate 8 between first clutch price fixing 7 and second clutch price fixing 9 and the first output shaft 10 are in axial sliding connection, synchronously be rotationally connected with the first output shaft 10 simultaneously, when power-transfer clutch Moving plate 8 is locked in the first output shaft 10 on system casing KT during along the first output shaft 10 to first clutch price fixing 7 one Slideslips and with first clutch price fixing 7 frictional engagement, when power-transfer clutch Moving plate 8 locks the first output shaft 10 during along the first output shaft 10 to second clutch price fixing 9 one Slideslips and with second clutch price fixing 9 frictional engagement with distributing box output gear 12, when power-transfer clutch Moving plate 8 makes the first output shaft 10 and system casing KT and the first output shaft 10 and 12 releases simultaneously of distributing box output gear in the time that the first output shaft 10 moves to midway location, described main deceleration driving gear 15 is fixedly connected with tween drive shaft 14 respectively with counter shaft driven gear 13, and counter shaft driven gear 13 often engages with distributing box output gear 12, and main deceleration driving gear 15 often engages with main deceleration driven gear 16.
Described diff 17 is with respect to described system casing KT rotating support, and described main deceleration driven gear 16 is fixedly arranged on described diff 17.
Described electric transmission module comprises the first motor M 1, the second motor M 2, power battery pack Ba, the first cable 201, the second cable 202, the 3rd cable 203 and electric-control system EM; Described electric-control system EM is the total management system of controlling electric energy and adjusting; Described power battery pack Ba is electrical thermal storage device.
Described electric-control system EM comprises electronic control unit ECU, power inverter NB, the first electric machine controller BP1, the second electric machine controller BP2, incoming signal interface IS, first interface I, the second interface II and the 3rd interface III, wherein, incoming signal interface IS is for receiving the required various incoming signals of electric-control system EM, comprise the tach signal of the first motor M 1 and the second motor M 2, the voltage of power battery pack Ba and electric quantity signal and from the tach signal of the driving engine E of body electronics management system, vehicle speed signal, throttle sensor signal and brake pedal sensor signal etc., first interface I is the connection terminal that electric-control system EM connects described the first cable 201, the second interface II is the connection terminal that electric-control system EM connects described the second cable 202, the 3rd interface III is the connection terminal that electric-control system EM connects the 3rd cable 203.
The built-in electronic controller that described electronic control unit ECU is electric-control system EM, and there is input interface i, first and control output interface OC1, the second control output interface OC2 and the 3rd control output interface OC3, wherein, input interface i connects the incoming signal interface IS of electric-control system EM; Electronic control unit ECU receives and processes all signals that received by the incoming signal interface IS of electric-control system EM, and control output interface OC2 and the 3rd by its first control output interface OC1, second and control output interface OC3 output control signal, for controlling the mode of operation of the first electric machine controller BP1, the second electric machine controller BP2, power inverter NB.
Described power inverter NB is power transformer, rectification and phase converter, and there is the first power interface NP1, the second power interface NP2 and control interface NC, wherein, the first power interface NP1 of power inverter NB connects the 3rd interface III of electric-control system EM, the second power interface NP2 of power inverter NB connects the second power interface B1P2 of the first electric machine controller BP1 and the second power interface B2P2 of the second electric machine controller BP2 simultaneously, the control interface NC of power inverter NB connects the 3rd of described electronic control unit ECU and controls output interface OC3, under the control of electronic control unit ECU, power inverter NB can be to being boosted by the electric energy of its first power interface NP1 input, or boost and change the number of phases after flow to the first electric machine controller BP1 in order to drive the first motor M 1 by its second power interface NP2, flow to the second electric machine controller BP2 in order to drive the second motor M 2, power inverter NB also can will carry out step-down by the electric energy of its second power interface NP2 input, or step-down and change the number of phases after flow to the 3rd interface III of electric-control system EM by its first power interface NP1, and through the 3rd cable 203, power battery pack Ba is charged.
Described the first electric machine controller BP1 is the electronic controller for controlling described the first motor M 1, and there is the first power interface B1P1, the second power interface B1P2 and control interface B1C, wherein, the first power interface B1P1 of the first electric machine controller BP1 connects the first interface I of electric-control system EM, and the control interface B1C of the first electric machine controller BP1 connects first of described electronic control unit ECU and controls output interface OC1; Under the control of described electronic control unit ECU, after the electric energy rectification that the first electric machine controller BP1 will be inputted by its second power interface B1P2, export and through first interface I, the first cable 201 of described electric-control system EM, the first motor M 1 powered by its first power interface B1P1, and can carry out to the first motor M 1 hand of rotation of speed control and change the first rotor Z1; When described the first motor M 1 is during in generating state, under the control of described electronic control unit ECU, the electric energy that the first interface I of the first electric machine controller BP1 by its first power interface B1P1, electric-control system EM and the first motor M 1 that the first cable 201 is inputted produce also carries out after rectification through the second power interface B1P2 output this electric energy.
Described the second electric machine controller BP2 is the electronic controller for controlling described the second motor M 2, and there is the first power interface B2P1, the second power interface B2P2 and control interface B2C, wherein, the first power interface B2P1 of the second electric machine controller BP2 connects the second interface II of electric-control system EM, and the control interface B2C of the second electric machine controller BP2 connects second of described electronic control unit ECU and controls output interface OC2; Under the control of described electronic control unit ECU, the second electric machine controller BP2 will be exported and through the second interface II, the second cable 202 of described electric-control system EM, the second motor M 2 be powered by its first power interface B2P1 by the electric energy of its second power interface B2P2 input, and can carry out to the second motor M 2 hand of rotation of speed control and change the second rotor Z2; When described the second motor M 2 is during in generating state, under the control of described electronic control unit ECU, the electric energy that the second interface II of the second electric machine controller BP2 by its first power interface B2P1, electric-control system EM and the second motor M 2 that the second cable 202 is inputted produce also carries out after rectification through the second power interface B2P2 output this electric energy.
Described the first motor M 1 is made up of the first rotor Z1 and the first motor stator D1, and the first rotor Z1 and the second output shaft 11 are in transmission connection; Described the second motor M 2 is made up of the second rotor Z2 and the second motor stator D2, and the second rotor Z2 and described distributing box output gear 12 are in transmission connection; Described the second rotor Z2 and described distributing box output gear 12 are in transmission connection and are specially: for described the second motor M 2, a motor shaft DZ1 and a motor gear DC are set, described motor shaft DZ1 is with respect to system casing KT rotating support, one end of motor shaft DZ1 is fixedly connected with described the second rotor Z2, the other end is fixedly connected with described motor gear DC, and motor gear DC often engages with described distributing box output gear 12.
Described electric-control system EM is connected with the first motor M 1 by the first cable 201, is connected with the second motor M 2 by the second cable 202, is connected with power battery pack Ba by the 3rd cable 203, when whether described electric-control system EM can control the first motor M 1 and work and work in electrical generator state or electric motor state, and electric energy generated to the first motor M 1 or supplier of electricity to and delivery regulate, when whether electric-control system EM also can control the second motor M 2 and work and work in electric motor state or electrical generator state, and to the supplier of electricity of the second motor M 2 to and delivery or electric energy generated regulate, when whether electric-control system EM can also control power battery pack Ba and work and work in discharge regime or charge condition, and discharge rate or charge volume to power battery pack Ba regulates, in the time of described first rotor Z1 companion the second output shaft 11 synchronous rotary, force the coil winding generating of the first motor stator D1, this generating electric energy can be powered to the second motor M 2 by the control of electric-control system EM, or to power battery pack Ba charging, or the second motor M 2 is powered simultaneously and power battery pack Ba is charged, when electric-control system EM makes power battery pack Ba to first 1 forward when power supply of motor M, force the first rotor Z1 to be rotated in the forward and to the second output shaft 11 forward outputting powers, when electric-control system EM makes power battery pack Ba to the first motor M 1 oppositely when power supply, force the first rotor Z1 contrarotation and to the reverse outputting power of the second output shaft 11, when electric-control system EM makes power battery pack Ba, or the first motor M 1, or make power battery pack Ba and the first motor M 1 to second 2 forwards whens power supply of motor M simultaneously, force the second rotor Z2 to be rotated in the forward and to distributing box output gear 12 forward outputting powers, when electric-control system EM makes power battery pack Ba, or the first motor M 1, or make power battery pack Ba and the first motor M 1 to the second motor M 2 oppositely when power supply simultaneously, force the second rotor Z2 contrarotation and to the reverse outputting power of distributing box output gear 12, in the time that distributing box output gear 12 drives the second rotor Z2 rotation, force the coil winding generating of the second motor stator D2, this generating electric energy can charge to power battery pack Ba by electric-control system EM.
Described hydrostatic drive module comprises Hydraulic Pump HP, HM Hydraulic Motor HM, hydraulic accumulator XN, the first oil pipe 301, the second oil pipe 302, the 3rd oil pipe 303, the 4th oil pipe 304, the 5th oil pipe 305, the 6th oil pipe 306, the 7th oil pipe 307, the 8th oil pipe 308, oil groove HTK and hydraulic control system HCS; Described hydraulic control system HCS is an oil circuit controller and has oil inlet P, the first hydraulic fluid port A, the second hydraulic fluid port B, hydraulic pump discharge control port x, HM Hydraulic Motor displacement control hydraulic fluid port y, energy storage connection hydraulic fluid port PC and drain tap T, for controlling the connected relation between oil inlet P, the first hydraulic fluid port A, the second hydraulic fluid port B, hydraulic pump discharge control port x, HM Hydraulic Motor displacement control hydraulic fluid port y, energy storage connection hydraulic fluid port PC and drain tap T; Described hydraulic control system HCS also comprises the first electromagnetic valve EV1, the second electromagnetic valve EV2, the 3rd electromagnetic valve EV3, the 4th electromagnetic valve EV4 and the 5th electromagnetic valve EV5; Described the first electromagnetic valve EV1 and the second electromagnetic valve EV2 are bi-bit bi-pass closed type switch electromagnetic valve, the 3rd electromagnetic valve EV3 is two-position four-way solenoid directional control valve, and the 4th electromagnetic valve EV4 and the 5th electromagnetic valve EV5 are 3-position-3-way closed type pressure proportional control electromagnetic valve; Described the first electromagnetic valve EV1 has oil inlet 1P and oil outlet 1A; The second electromagnetic valve EV2 has oil inlet 2P and oil outlet 2A; The 3rd electromagnetic valve EV3 has oil inlet 3P, drain tap 3T, the first hydraulic fluid port 3A and the second hydraulic fluid port 3B; The 4th electromagnetic valve EV4 has oil inlet 4P, drain tap 4T and hydraulic fluid port 4A; The 5th electromagnetic valve EV5 has oil inlet 5P, drain tap 5T and hydraulic fluid port 5A.
The oil inlet 1P of described the first electromagnetic valve EV1 is communicated with the oil inlet P of hydraulic control system HCS, and the oil outlet 1A of the first electromagnetic valve EV1 is communicated with the oil inlet 4P of oil inlet 2P, the 4th electromagnetic valve EV4 of the second electromagnetic valve EV2, the oil inlet 5P of the 5th electromagnetic valve EV5 simultaneously and is connected hydraulic fluid port PC with the energy storage of hydraulic control system HCS, in the time of described the first electromagnetic valve EV1 power-off, make its oil inlet 1P cut-off, hydraulic fluid port 1A cut-off, also make the oil inlet P cut-off of hydraulic control system HCS simultaneously, when described the first electromagnetic valve EV1 energising, while making its oil inlet 1P be communicated with oil outlet 1A, from the fluid of the oil inlet P of hydraulic control system HCS, through the oil inlet 1P of the first electromagnetic valve EV1, oil inlet 4P, the oil inlet 5P of the 5th electromagnetic valve EV5 of the oil inlet 2P to the second electromagnetic valve EV2, the 4th electromagnetic valve EV4 are connected hydraulic fluid port PC fuel feeding with energy storage simultaneously with oil outlet 1A, the oil outlet 2A of described the second electromagnetic valve EV2 is communicated with the oil inlet 3P of the 3rd electromagnetic valve EV3, in the time that described the second electromagnetic valve EV2 power-off ends its oil inlet 2P and oil outlet 2A simultaneously, can not be through the oil inlet 2P of the second electromagnetic valve EV2 and oil outlet 2A the oil inlet 3P fuel feeding to the 3rd electromagnetic valve EV3, in the time that described the second electromagnetic valve EV2 energising makes its oil inlet 2P be communicated with oil outlet 2A, can be through the oil inlet 2P of the second electromagnetic valve EV2 and oil outlet 2A the oil inlet 3P fuel feeding to the 3rd electromagnetic valve EV3, the first hydraulic fluid port 3A of described the 3rd electromagnetic valve EV3 is communicated with the first hydraulic fluid port A of hydraulic control system HCS, and the second hydraulic fluid port 3B of the 3rd electromagnetic valve EV3 is communicated with the second hydraulic fluid port B of hydraulic control system HCS, and the drain tap 3T of the 3rd electromagnetic valve EV3 is communicated with the drain tap T of hydraulic control system HCS, in the time of described the 3rd electromagnetic valve EV3 power-off, its oil inlet 3P is communicated with the first hydraulic fluid port 3A, the second hydraulic fluid port 3B is communicated with drain tap 3T, can be through the oil inlet 3P of the 3rd electromagnetic valve EV3 and the first hydraulic fluid port 3A the first hydraulic fluid port A fuel feeding to hydraulic control system HCS, make the hydraulic control system HCS can be to the first hydraulic fluid port a fuel feeding of HM Hydraulic Motor HM, make the second hydraulic fluid port B of hydraulic control system HCS can be through the second hydraulic fluid port 3B of the 3rd electromagnetic valve EV3 and drain tap 3T draining simultaneously, make the second hydraulic fluid port b draining of HM Hydraulic Motor HM, in the time of described the 3rd electromagnetic valve EV3 energising, its oil inlet 3P is communicated with the second hydraulic fluid port 3B, the first hydraulic fluid port 3A is communicated with drain tap 3T, can be through the oil inlet 3P of the 3rd electromagnetic valve EV3 and the second hydraulic fluid port 3B the second hydraulic fluid port B fuel feeding to hydraulic control system HCS, make the hydraulic control system HCS can be to the second hydraulic fluid port b fuel feeding of pressure motor HM, make the first hydraulic fluid port A of hydraulic control system HCS can be through the first hydraulic fluid port 3A of the 3rd electromagnetic valve EV3 and drain tap 3T draining simultaneously, make the first hydraulic fluid port a draining of HM Hydraulic Motor HM, the hydraulic fluid port 4A of described the 4th electromagnetic valve EV4 is communicated with the hydraulic pump discharge control port x of hydraulic control system HCS, and the drain tap 4T of the 4th electromagnetic valve EV4 is communicated with the drain tap T of hydraulic control system HCS, in the time of described the 4th electromagnetic valve EV4 power-off, the oil inlet 4P cut-off of the 4th electromagnetic valve EV4, hydraulic fluid port 4A are communicated with drain tap 4T, make the hydraulic pump discharge control port x of hydraulic control system HCS can be through the hydraulic fluid port 4A of the 4th electromagnetic valve EV4 and drain tap 4T draining, making the discharge capacity that singly turns of Hydraulic Pump HP be zero, in the time that described the 4th electromagnetic valve EV4 switches at full capacity, the drain tap 4T cut-off of the 4th electromagnetic valve EV4, oil inlet 4P are communicated with hydraulic fluid port 4A, make hydraulic control system HCS can be through the oil inlet 4P of the 4th electromagnetic valve EV4 and hydraulic fluid port 4A the hydraulic pump discharge control port x total head fuel feeding to hydraulic control system HCS, make the discharge capacity that singly turns of Hydraulic Pump HP reach maxim, in the time that described the 4th electromagnetic valve EV4 presses the energising of fully loaded certain proportion, the oil inlet 4P of the 4th electromagnetic valve EV4 is communicated with hydraulic fluid port 4A and drain tap 4T simultaneously, make hydraulic control system HCS can be through the oil inlet 4P of the 4th electromagnetic valve EV4 and hydraulic fluid port 4A the hydraulic pump discharge control port x fuel feeding to hydraulic control system HCS, while is through oil inlet 4P and the drain tap 4T draining of the 4th electromagnetic valve EV4, regulate the energising ratio of the 4th electromagnetic valve EV4 can regulate the fuel feeding oil pressure of the hydraulic pump discharge control port x to hydraulic control system HCS, and then the discharge capacity that singly turns of Hydraulic Pump HP is regulated, the hydraulic fluid port 5A of described the 5th electromagnetic valve EV5 is communicated with the HM Hydraulic Motor displacement control hydraulic fluid port y of hydraulic control system HCS, and the drain tap 5T of the 5th electromagnetic valve EV5 is communicated with the drain tap T of hydraulic control system HCS, in the time of described the 5th electromagnetic valve EV5 power-off, the oil inlet 5P cut-off of the 5th electromagnetic valve EV5, hydraulic fluid port 5A are communicated with drain tap 5T, make the HM Hydraulic Motor displacement control hydraulic fluid port y of hydraulic control system HCS can be through the hydraulic fluid port 5A of the 5th electromagnetic valve EV5 and drain tap 5T draining, making the discharge capacity that singly turns of HM Hydraulic Motor HM be zero, in the time that described the 5th electromagnetic valve EV5 switches at full capacity, the drain tap 5T cut-off of the 5th electromagnetic valve EV5, oil inlet 5P are communicated with hydraulic fluid port 5A, make hydraulic control system HCS can be through the oil inlet 5P of the 5th electromagnetic valve EV5 and hydraulic fluid port 5A the HM Hydraulic Motor displacement control hydraulic fluid port y total head fuel feeding to hydraulic control system HCS, make the discharge capacity that singly turns of HM Hydraulic Motor HM reach maxim, in the time that described the 5th electromagnetic valve EV5 presses the energising of fully loaded certain proportion, the oil inlet 5P of the 5th electromagnetic valve EV5 is communicated with hydraulic fluid port 5A and drain tap 5T simultaneously, make hydraulic control system HCS can be through the oil inlet 5P of the 5th electromagnetic valve EV5 and hydraulic fluid port 5A the HM Hydraulic Motor displacement control hydraulic fluid port y fuel feeding to hydraulic control system HCS, while is through oil inlet 5P and the drain tap 5T draining of the 5th electromagnetic valve EV5, regulate the energising ratio of the 5th electromagnetic valve EV5 can regulate the fuel feeding oil pressure of the HM Hydraulic Motor displacement control hydraulic fluid port y to hydraulic control system HCS, and then the discharge capacity that singly turns of HM Hydraulic Motor HM is regulated.
The oil inlet I of described Hydraulic Pump HP is communicated with oil groove HTK by the first oil pipe 301, and the oil discharge outlet O of described Hydraulic Pump HP is communicated with the oil inlet P of hydraulic control system HCS by the second oil pipe 302; Described Hydraulic Pump HP is provided with and singly turns displacement control hydraulic fluid port k1, and this singly turns displacement control hydraulic fluid port k1 is communicated with hydraulic control system HCS hydraulic pump discharge control port x by the 6th oil pipe 306; The other end of the rotor shaft of described Hydraulic Pump HP and described the second output shaft 11 is in transmission connection; In the time of singly the turning discharge capacity and be zero of the rotor of described Hydraulic Pump HP, oil drain quantity and the oil extraction oil pressure of its oil discharge outlet O are zero, when the rotor list of Hydraulic Pump HP, to turn discharge capacity non-vanishing and while remaining unchanged, regulate input speed and adjustable its oil discharge outlet of moment of torsion O oil drain quantity and oil extraction oil pressure to its rotor shaft, when the rotor list of Hydraulic Pump HP turns the size that can change suffered flowed friction on its rotor shaft when discharge capacity regulates the oil extraction oil pressure of its oil discharge outlet O when non-vanishing, when the rotor list of Hydraulic Pump HP, to turn discharge capacity non-vanishing and can make its rotor shaft transfixion while making its oil outlet O cut-off.
The first hydraulic fluid port a of described HM Hydraulic Motor HM is communicated with the first hydraulic fluid port A of hydraulic control system HCS by the 3rd oil pipe 303, the second hydraulic fluid port b of HM Hydraulic Motor HM is communicated with the second hydraulic fluid port B of hydraulic control system HCS by the 4th oil pipe 304, described HM Hydraulic Motor HM is provided with and singly turns displacement control hydraulic fluid port k2, and this singly turns displacement control hydraulic fluid port k2 is communicated with hydraulic control system HCS HM Hydraulic Motor displacement control hydraulic fluid port y by the 7th oil pipe 307, the rotor shaft of described HM Hydraulic Motor HM and tween drive shaft 14 are in transmission connection, in the time of singly the turning discharge capacity and be zero of the rotor of described HM Hydraulic Motor HM, no matter neither can drive its rotor shaft rotation to its first hydraulic fluid port a or the second hydraulic fluid port b fuel feeding, singly turning discharge capacity and can drive its rotor shaft to be rotated in the forward and outputting power to its first hydraulic fluid port a fuel feeding when non-vanishing when the rotor of HM Hydraulic Motor HM, during to its second hydraulic fluid port b fuel feeding, can drive its rotor shaft contrarotation external outputting power, when the output torque of the rotor shaft of HM Hydraulic Motor HM constant, change its rotor singly turn discharge capacity or delivery quality time can change the output speed of its rotor shaft, when the output speed of the rotor shaft of HM Hydraulic Motor HM constant, change its rotor singly turn discharge capacity or charge oil pressure time can change the output torque of its rotor shaft, while regulating by the first hydraulic fluid port a of HM Hydraulic Motor HM or the oil liquid pressure of the second hydraulic fluid port b, can change the size of suffered flowed friction on its rotor shaft.
The energy storage that described hydraulic accumulator XN is communicated with hydraulic control system HCS by the 5th oil pipe 305 connects hydraulic fluid port PC; Described hydraulic accumulator XN is the pressure container that has certain pressure hydraulic oil liquid for storing, under described hydraulic control system HCS controls, provide required pressure oil liquid to the discharge capacity that singly turns of the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor that regulates Hydraulic Pump HP when the vehicle start, and in the time that the compound hybrid power transmission system of oily electricity and hydraulic pressure shown in the present embodiment is normally worked for the operating oil pressure of stabilization system; The drain tap T of hydraulic control system HCS is communicated with oil groove HTK by the 8th oil pipe 308.
In the present embodiment, in the time that vehicle is worked with forward gear, described in the present embodiment, power drive system can be converted to oil electric mixed dynamic transmission mode, mechanical-hydraulic shunting/and flow transmission mode, electrical motor-mechanical power transmission mode, oily electric tandem drive pattern, oil-liquid tandem drive pattern, electricity-liquid serial power transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, and under aforementioned power transmission pattern, realize the stepless change of vehicle, also can be converted to driving engine-mechanical power transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, adopts electricity-hydraulic hybrid type power transmission mode or simple hydrostatic drive pattern or simple power drive pattern to realize reversing gear of vehicle.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, driving engine high-speed starting and stopping when also having the slow function in abrupt slope, electric braking or the hydraulic braking of electric braking or hydraulic braking or electricity-liquid Associated brake or the car ramp of electricity-liquid Associated brake and starting to walk anti-slip slope function and vehicle forward gear, utilizes external power supply also can carry out plug-in type charging to power battery pack Ba.
The principle of work of the present embodiment is as follows:
Before engine starting, power-transfer clutch Moving plate 8 mediates, hydraulic control system HCS control Hydraulic Pump HP rotor singly turn that discharge capacity is 0, the discharge capacity that singly turns of the rotor of HM Hydraulic Motor HM is 0, electric-control system EM controls the first cable 201 and opens circuit and make the first motor M 1 open a way, control the second cable 202 to open circuit and make the second motor M 2 open a way, control the 3rd cable 203 to open circuit and make power battery pack Ba open circuit, driving engine E ignition start also enters idle state, completes engine starting.
When the starting of vehicle forward gear, power-transfer clutch Moving plate 8 to second clutch price fixing 9 one side shiftings and with second clutch price fixing 9 frictional engagement, the first output shaft 10 is locked with distributing box output gear 12, because the first motor M 1 is now opened a way, to turn discharge capacity be 0 to the rotor list of Hydraulic Pump HP, making suffered constrained force on the first output shaft 11 is 0, makes power distribution device PD can not shunt transferring power, subsequently, progressively improve the rotating speed of driving engine E, the energy storage of hydraulic control system HCS connects hydraulic fluid port PC and is communicated with hydraulic pump discharge control port x and HM Hydraulic Motor displacement control hydraulic fluid port y, the oil inlet P of hydraulic control system HCS is communicated with the first hydraulic fluid port A, the second hydraulic fluid port B of hydraulic control system HCS is communicated with drain tap T, the discharge capacity that singly turns of the rotor of Hydraulic Pump HP is increased gradually by 0, the discharge capacity that singly turns of the rotor of HM Hydraulic Motor HM increases gradually by 0, simultaneously, electric-control system EM controls the first cable 201 and the second cable 202 forms annexation, because vehicle now remains static, vehicle start force of inertia is by diff 17, main deceleration driven gear 16, main deceleration driving gear 15, tween drive shaft 14, counter shaft driven gear 13, distributing box output gear 12, second clutch price fixing 9, power-transfer clutch Moving plate 8 and the first output shaft 10 anti-pass form constrained force to internally toothed annulus 4 and to internally toothed annulus 4, make power distribution device PD produce the effect of shunting transferring power, the power of driving engine E output is through shock absorber 1, power distribution device input shaft 2 is delivered to after pinion carrier 3, pass to the first sun wheel 5 and internally toothed annulus 4 through satellite gear 6 transfers, be delivered to power driven the second output shaft 11 in the first sun wheel 5, the rotor of Hydraulic Pump HP and the first rotor Z1 synchronous rotary, make the oil inlet I of Hydraulic Pump HP suck fluid through the first oil pipe 301 from oil groove HTK, and through its oil discharge outlet O, the second oil pipe 302, the oil inlet P of hydraulic control system HCS and the first hydraulic fluid port A, the first hydraulic fluid port a fuel feeding of the 3rd oil pipe 303 to HM Hydraulic Motor HM the rotor acting to HM Hydraulic Motor HM, drive the rotor of HM Hydraulic Motor HM and to tween drive shaft 14 outputting powers, afterwards, fluid in HM Hydraulic Motor HM is through its second hydraulic fluid port b, the 4th oil pipe 304, the second hydraulic fluid port B and the drain tap T of hydraulic control system HCS, the 8th oil pipe 308 is back to oil groove HTK, meanwhile, make the coil winding generating of the first motor stator D1 with the first rotor Z1 of the second output shaft 11 synchronous rotaries and through the first cable 201, electric-control system EM and the second cable 202 are to the second motor M 2 forward power supplies, drive the second rotor Z2 to be rotated in the forward and drive motor axle DZ1 and motor gear DC synchronous rotary to distributing box output gear 12 outputting powers, the upper electromagnetic resistance forming of the flowed friction forming on the rotor shaft of Hydraulic Pump HP and the first rotor Z1 forms constrained force to the first sun wheel 5 simultaneously after the first sun wheel 5 is given in the second output shaft 11 anti-pass, the power being delivered on internally toothed annulus 4 through satellite gear 6 transfers is delivered to distributing box output gear 12 through the first output shaft 10, power-transfer clutch Moving plate 8 and second clutch price fixing 9, transmitting with motor gear DC the power coming is also delivered on tween drive shaft 14 through counter shaft driven gear 13 after stream, further output to after the power coupling stream on tween drive shaft 14 with the rotor shaft of HM Hydraulic Motor HM again, pass to diff 17 and drive vehicle start through main deceleration driving gear 15 and main deceleration driven gear 16.
After the starting of vehicle forward gear, continue the power of the rotating speed increase output that improves driving engine E, while electric-control system EM controls the first cable 201 and the 3rd cable 203 forms annexation, make power battery pack Ba and the first motor M 1 jointly to the second electrical motor M2 forward power supply, or controlled by hydraulic control system HCS Hydraulic Pump HP rotor singly turn that discharge capacity increases or aforementioned both carry out simultaneously, can make vehicle accelerate until enter normal motoring condition.
In vehicle forward gear driving process, under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, respectively or simultaneously one or more adjusting the in the delivery of the electric energy generated that singly turns discharge capacity, the first motor M 1 of the rotor that singly turns discharge capacity, HM Hydraulic Motor HM of the rotor of the rotating speed to driving engine E, Hydraulic Pump HP, the second motor M 2, the electrodeless variable-speed can realize vehicle forward gear time, when Vehicle Speed constant, the rotating speed power constant but its output of driving engine E is greater than Vehicle Driving Cycle required drive and while there is energy more than needed, electric-control system EM controls the first motor M 1 and strengthens electric energy generated, make the first cable 201 and the 3rd cable 203 form annexation simultaneously, make the first motor M 1 utilize electric energy that energy more than needed sends through the first cable 201, electric-control system EM and the 3rd cable 203 charge to power battery pack Ba, otherwise, the under power of but its output constant when the rotating speed of driving engine E is to maintain Vehicle Speed when constant, electric-control system EM makes the 3rd cable 203 and the second cable 202 form annexation, and control power battery pack Ba through the 3rd cable 203, electric-control system EM and the second cable 202 are powered to the second motor M 2, the power that increases by the second rotor Z2 output is constant to maintain Vehicle Speed.
Principle of work described above is vehicle oil electricity and the compound hybrid power transmission pattern of hydraulic pressure, and the conversion of system of vehicle transmission pattern is as follows:
1. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to oil electric mixed dynamic transmission mode
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, the discharge capacity that singly turns that hydraulic control system HCS controls the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of Hydraulic Pump HP is all at 0 o'clock, can make vehicle be converted to oil electric mixed dynamic transmission mode by the compound hybrid power transmission pattern of hydraulic pressure, the power that is now delivered to the second output shaft 11 through power distribution device PD transfer is all for driving the first motor M 1 to generate electricity and through the first cable 201, electric-control system EM and the second cable 202 are to the second motor M 2 forward power supplies, drive the second rotor Z2 rotation and to distributing box output gear 12 outputting powers, meanwhile, be delivered to power on the first output shaft 10 through power-transfer clutch Moving plate 8 through internally toothed annulus 4 transfers, second clutch price fixing 9 passes to distributing box output gear 12, after also flowing with the power that is outputed to distributing box output gear 12 by the second rotor Z2, again through counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and drive normal vehicle operation, now, by regulating respectively or simultaneously the rotating speed of driving engine E, the electric energy generated of the first motor M 1 and the delivery to the second motor M 2, all can realize the stepless change under vehicle oil electric mixed dynamic transmission mode.
Make vehicle contrary to aforementioned operation returns to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure by oil electric mixed dynamic transmission mode.
Under oil electric mixed dynamic transmission mode, when Vehicle Speed constant, the rotating speed power constant but its output of driving engine E is greater than Vehicle Driving Cycle required drive and while there is energy more than needed, electric-control system EM controls the first motor M 1 and strengthens electric energy generated, make the first cable 201 and the 3rd cable 203 form annexation simultaneously, make the first motor M 1 utilize electric energy that energy more than needed changes through the first cable 201, electric-control system EM and the 3rd cable 203 charge to power battery pack Ba, otherwise, the under power of but its output constant when the rotating speed of driving engine E is to maintain Vehicle Speed when constant, electric-control system EM makes the 3rd cable 203 and the second cable 202 form annexation, and control power battery pack Ba through the 3rd cable 203, electric-control system EM and the second cable 202 are powered to the second motor M 2, the power that increases by the second rotor Z2 output is constant to maintain Vehicle Speed.
2. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to mechanical-hydraulic shunting/and flow transmission mode
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, electric-control system EM makes the first cable 201, the second cable 202 and the 3rd cable 203 all open circuit, can make vehicle be converted to mechanical-hydraulic shunting/and flow transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, make the power that is delivered to the second output shaft 11 through power distribution device PD transfer all for driving the rotor shaft rotation of Hydraulic Pump HP, make Hydraulic Pump HP suck fluid and through its oil discharge outlet O through its oil inlet I and the first oil pipe 301 from oil groove HTK, the second oil pipe 302, hydraulic control system HCS and the 3rd oil pipe 303 are to HM Hydraulic Motor HM fuel feeding, drive the rotor shaft of HM Hydraulic Motor HM to be rotated in the forward and to tween drive shaft 14 outputting powers, meanwhile, the power being delivered on the first output shaft 10 through internally toothed annulus 4 transfers passes to tween drive shaft 14 through power-transfer clutch Moving plate 8, second clutch price fixing 9, distributing box output gear 12 and counter shaft driven gear 13, and passes to diff 17 and drive normal vehicle operation through main deceleration driving gear 15, main deceleration driven gear 16 after being delivered to the power coupling of tween drive shaft 14 stream with the rotor shaft output of HM Hydraulic Motor HM, now, by regulate respectively or simultaneously driving engine E rotating speed, Hydraulic Pump HP rotor the rotor that singly turns discharge capacity and HM Hydraulic Motor HM singly turn discharge capacity, all can realize vehicle mechanical-hydraulic shunting/and flow the stepless change under transmission mode.
Make vehicle contrary to aforementioned operation is by mechanical-hydraulic shunting/and flow transmission mode and return to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure.
Shunt at mechanical-hydraulic/and flow under transmission mode, when the rotating speed of driving engine E and the power of output constant, but when Vehicle Driving Cycle resistance changes, the size that singly turns discharge capacity and can change the rotating speed of rotor shaft and the power that the rotor shaft of HM Hydraulic Motor HM is exported tween drive shaft 14 of HM Hydraulic Motor HM of the rotor of regulator solution pressure motor HM, suffered flowed friction on the rotor shaft of Hydraulic Pump HP is changed, and then the second output shaft 11 is changed for driving the rotor shaft of Hydraulic Pump HP to rotate required power, the rotating speed that power distribution device PD can automatically regulate internally toothed annulus 4 and the first sun wheel 5 according to the size of the suffered rotation condition power of the second output shaft 11 is with the ratio between the power of adjusting the power exported through the first output shaft 10 and the second output shaft 11 and exporting, make the power of driving engine E output adapt to the variation of Vehicle Driving Cycle resistance.
3. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to electrical motor-mechanical power transmission mode (pure electric transmission pattern)
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, driving engine E is flame-out, power-transfer clutch Moving plate 8 moves to midway location makes power-transfer clutch Moving plate 8 and second clutch price fixing 9 throw off frictional engagement, the discharge capacity that singly turns that hydraulic control system HCS controls the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of Hydraulic Pump HP is all 0, electric-control system EM makes the 3rd cable 203 and the second cable 202 form all the time annexation simultaneously, can make vehicle be converted to electrical motor-mechanical power transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, under this transmission mode, power battery pack Ba is through the 3rd cable 203, electric-control system EM and the second cable 202 are to the second motor M 2 forward power supplies, drive the second rotor Z2 to be rotated in the forward and the power of its generation is outputed to after distributing box output gear 12 again through counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and drive vehicle to overtake.
Make vehicle contrary to aforementioned operation returns to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure by electrical motor-mechanical power transmission mode.
Under electrical motor-mechanical power transmission mode, regulate power battery pack Ba can realize the stepless change of vehicle to the delivery of the second motor M 2.
4. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to oily electric tandem drive pattern (extended-range electric transmission pattern)
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, the discharge capacity that singly turns that hydraulic control system HCS controls the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of Hydraulic Pump HP is all 0, power-transfer clutch Moving plate 8 to first clutch price fixing 7 move and with first clutch price fixing 7 frictional engagement, the first output shaft 10 is locked on system casing KT, electric-control system EM makes the first cable 201 and the second cable 202 simultaneously, the 3rd cable 203 and the second cable 202 form annexation all the time, can make vehicle be converted to oily electric tandem drive pattern by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, now, power distribution device PD all passes to the second output shaft 11 by the power of driving engine E output and is used for driving the first motor M 1 to generate electricity, under this transmission mode, the electric energy that the first motor M 1 is sent is through the first cable 201, electric-control system EM and the second cable 202 are powered to the second motor M 2, drive the second rotor Z2 rotation, and the power that the second rotor Z2 is exported is through distributing box output gear 12, counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and drive vehicle to overtake.
Contrary with aforementioned operation make vehicle by the electric tandem drive pattern recovery of oil to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure.
Under the electric tandem drive pattern of oil, regulate the rotating speed of driving engine E to control the electric energy generated of the first motor M 1, or control the power battery pack Ba delivery to the second motor M 2 by electric-control system EM, or aforementioned both carry out simultaneously, the stepless change all can realize vehicle forward gear time; When the rotating speed of driving engine E with the power of output is constant, Vehicle Speed is constant, the electric energy generated of the first motor M 1 is greater than and drives the required electric weight of Vehicle Driving Cycle and while forming surplus electricity, electric-control system EM controls the first motor M 1 to power battery pack Ba charging, and the surplus electricity that the first motor M 1 is sent is recycled.
5. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to oil-liquid tandem drive pattern
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, electric-control system EM makes the first cable 201, the second cable 202 and the 3rd cable 203 all open circuit, power-transfer clutch Moving plate 8 to first clutch price fixing 7 move and with first clutch price fixing 7 frictional engagement, the first output shaft 10 is locked on system casing KT, can make vehicle be converted to oil-liquid tandem drive pattern by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, now, power distribution device PD all passes to the second output shaft 11 by the power of driving engine E output and is used for driving Hydraulic Pump HP, make Hydraulic Pump HP suck fluid and through its oil discharge outlet O discharge pressure fluid through its oil inlet I and the first oil pipe 301 from oil groove HTK, under this transmission mode, the pressure oil liquid of being discharged by Hydraulic Pump HP is through the second oil pipe 302, hydraulic control system HCS and the 3rd oil pipe 303 the first hydraulic fluid port a fuel feeding to HM Hydraulic Motor HM, drive the rotor shaft of HM Hydraulic Motor HM to be rotated in the forward and external outputting power, the power of the rotor shaft output of HM Hydraulic Motor HM is through tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and drive vehicle forward gear to travel.
Contrary with aforementioned operation make vehicle by oil-liquid tandem drive pattern recovery to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure.
Under oil-liquid tandem drive pattern, regulate the rotating speed of driving engine E with the liquid supply rate of regulator solution press pump HP, or singly turn discharge capacity, the stepless change all can realize vehicle forward gear time by the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of hydraulic control system HCS regulator solution press pump HP.
Under oil-liquid tandem drive pattern, when the rotating speed of driving engine E and the power of output constant, but when Vehicle Driving Cycle resistance changes, singly the turning discharge capacity and can change the liquid supply rate of Hydraulic Pump HP to HM Hydraulic Motor HM of the rotor of regulator solution press pump HP, singly turning discharge capacity and can changing the rotating speed of rotor shaft of HM Hydraulic Motor HM and the power size that the rotor shaft of HM Hydraulic Motor HM is exported tween drive shaft 14 of the rotor of regulator solution pressure motor HM, makes the power of driving engine E output adapt to the variation of Vehicle Driving Cycle resistance.
6. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to electricity-liquid serial power transmission mode
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, driving engine E's is flame-out, power-transfer clutch Moving plate 8 separates and moves to midway location with second clutch price fixing 9 and makes power distribution device PD lose the effect of distribution and transferring power, electric-control system EM makes the 3rd cable 203 and the first cable 201 form all the time annexation, the discharge capacity that singly turns of the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of the Hydraulic Pump of hydraulic control system HCS control simultaneously HP is neither 0, can make vehicle be converted to electricity-liquid serial power transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, now, system is take the electric weight stored in power battery pack Ba as the energy, take the first electrical motor M1 as driving propulsion source, under this transmission mode, power battery pack Ba is through the 3rd cable 203, electric-control system EM and the first cable 201 are to the first motor M 1 forward power supply, drive a rotor Z1 to be rotated in the forward and to drive the rotor shaft synchronous rotary of the second output shaft 11 and Hydraulic Pump HP, make Hydraulic Pump HP suck fluid and through its oil discharge outlet O through its oil inlet I and the first oil pipe 301 from oil groove HTK, the second oil pipe 302, hydraulic control system HCS and the 3rd oil pipe 303 are to HM Hydraulic Motor HM fuel feeding, drive the rotor shaft of HM Hydraulic Motor HM to be rotated in the forward and to tween drive shaft 14 outputting powers, the power of this output is through main deceleration driving gear 15, main deceleration driven gear 16 passes to diff 17 and drives vehicle to overtake.
Make vehicle contrary to aforementioned operation returns to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure by electricity-liquid serial power transmission mode.
Under electricity-liquid serial power transmission mode, by regulate respectively or simultaneously the delivery of power battery pack Ba to the first motor M 1, Hydraulic Pump HP rotor the rotor that singly turns discharge capacity and HM Hydraulic Motor HM singly turn discharge capacity, the stepless change all can realize vehicle forward gear time.
7. the compound hybrid power transmission pattern of oily electricity and hydraulic pressure is converted to driving engine-mechanical power transmission mode
In the process that vehicle normally travels with forward gear under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, electric-control system EM makes the first cable 201, the second cable 202 and the 3rd cable 203 all open circuit, the discharge capacity that singly turns that hydraulic control system HCS controls the rotor of HM Hydraulic Motor HM is 0, the discharge capacity that singly turns of controlling the rotor of Hydraulic Pump HP is not 0, make the oil discharge outlet O cut-off of Hydraulic Pump HP simultaneously, make the interior generation of the cavity volume pocketed oil effect of Hydraulic Pump HP that its rotor shaft cannot be rotated, thereby the second output shaft 11 and the first sun wheel 5 are formed to fixed constraint, can make vehicle be converted to driving engine-mechanical power transmission mode by oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, now, power distribution device PD all passes to the first output shaft 10 by the power of driving engine E through internally toothed annulus 4, under this transmission mode, be delivered to power on the first output shaft 10 through power-transfer clutch Moving plate 8, second clutch price fixing 9, distributing box output gear 12, counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17, drive vehicle to overtake in the mechanically operated mode of stable drive ratio.
Make vehicle contrary to aforementioned operation returns to oily electricity and the compound hybrid power transmission pattern of hydraulic pressure by driving engine-mechanical power transmission mode.
Under driving engine-mechanical power transmission mode, because power drive system is in surely than drive state, Vehicle Speed is corresponding to the rotating speed of driving engine E, but can not mate completely with Vehicle Driving Cycle required drive because the total external characteristics of driving engine E makes its power of exporting under different rotating speeds, thereby stepless change cannot realize vehicle forward gear under this transmission mode time.
8. the realization that vehicle reverses gear
Vehicle reverses gear before starting, driving engine E tickover, electric-control system EM makes the first cable 201, the second cable 202 and the 3rd cable 203 all open circuit, hydraulic control system HCS controls its oil inlet P and is communicated with the second hydraulic fluid port B, the first hydraulic fluid port A is communicated with drain tap T, and the discharge capacity that singly turns of simultaneously controlling the rotor that singly turns discharge capacity and Hydraulic Pump HP of the rotor of HM Hydraulic Motor HM is all 0, power-transfer clutch Moving plate 8 move to first clutch price fixing 7 one sides and with first clutch price fixing 7 frictional engagement, the first output shaft 10 is locked on system casing KT and makes internally toothed annulus 4 be subject to fixed constraint power, make the power of driving engine E output through shock absorber 1, distributing box input shaft 2, pinion carrier 3, satellite gear 6 and the first sun wheel 5 all pass to the second output shaft 11.
When vehicle reverses gear starting, the rotating speed that improves gradually driving engine E progressively strengthens the power of its output, electric-control system EM makes the first cable 201 and the second cable 202 form annexation, the discharge capacity that singly turns that hydraulic control system HCS controls the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of Hydraulic Pump HP all increases gradually by 0, now, be delivered to power driven the first rotor Z1 on the second output shaft 11 and the rotor shaft synchronous rotary of Hydraulic Pump HP, the first motor M 1 is generated electricity, make Hydraulic Pump HP through its oil discharge outlet O discharge pressure fluid, make vehicle in electricity-hydraulic hybrid type power drive state, under electric-control system EM controls, the electric energy that the first motor M 1 is sent is through the first cable 201, electric-control system EM and the second cable 202 are oppositely powered to the second motor M 2, drive the second rotor Z2 contrarotation and form propulsive effort, this propulsive effort is through motor shaft DZ1, motor gear DC, distributing box output gear 12, counter shaft driven gear 13 passes to tween drive shaft 14, meanwhile, under hydraulic control system HCS controls, by the oil discharge outlet O discharge pressure fluid of Hydraulic Pump HP through the second oil pipe 302, hydraulic control system HCS, the second hydraulic fluid port b fuel feeding of the 4th oil pipe 304 to HM Hydraulic Motor HM, drive the rotor shaft contrarotation of HM Hydraulic Motor HM and to tween drive shaft 14 outputting powers, be delivered to after power on tween drive shaft 14 and the power coupling stream that are outputed to by the rotor shaft of HM Hydraulic Motor HM on tween drive shaft 14 by the second motor M 2, pass to diff 17 and drive the vehicle starting of reversing gear through main deceleration driving gear 15 and main deceleration driven gear 16, vehicle reverses gear after starting, and the rotating speed that continues raising driving engine E can make vehicle reverse gear acceleration until enter the stable motoring condition that reverses gear under electricity-hydraulic hybrid type power transmission mode.
Vehicle reverses gear while travelling, regulate respectively or simultaneously the rotor of rotating speed, the Hydraulic Pump HP of driving engine E the rotor that singly turns discharge capacity, HM Hydraulic Motor HM singly turn discharge capacity and the delivery to the second motor M 2, all can realize the stepless change that vehicle reverses gear while travelling.
When vehicle reverses gear, be all 0 if controlled the discharge capacity that singly turns of the rotor that singly turns discharge capacity and HM Hydraulic Motor HM of the rotor of Hydraulic Pump HP by hydraulic control system HCS, vehicle reverses gear and starts to walk and travel backward and can realize stepless change with simple power drive pattern, if electric-control system EM all opens circuit the first cable 201, the second cable 202 and the 3rd cable 203, vehicle reverses gear and starts to walk and travel backward and can realize stepless change with simple hydrostatic drive pattern.
9. the slow function in vehicle abrupt slope of electric braking, hydraulic braking or electricity-liquid Associated brake
In Vehicle Driving Cycle process, in the time running into long abrupt slope descending, can constantly increase because dead weight of vehicle makes the speed of a motor vehicle, now need the speed of a motor vehicle to impose slow control to avoid the speed of a motor vehicle too fast and cause accident, under normal circumstances, the abrupt slope of vehicle is slow controls by reducing or the throttle that kills engine makes driving engine produce the anti-resistance that drags to realize, if car is still too fast, needs that vehicle is carried out to shallow braking and carry out regulation speed, the compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, in vehicle forward gear driving process, meet long abrupt slope descending, by reducing or killing engine throttle still effectively when regulation speed, can be ended by the oil discharge outlet O of hydraulic control system HCS control Hydraulic Pump HP, make the cavity volume of Hydraulic Pump HP form pocketed oil, thereby the rotor shaft that makes Hydraulic Pump HP cannot rotate the second output shaft 11 and the first sun wheel 5 are formed to fixed constraint power, when this fixed constraint power makes vehicle descending, the adhesive ability on wheel and ground is through diff 17, main deceleration driven gear 16, main deceleration driving gear 15, tween drive shaft 14, counter shaft driven gear 13, distributing box output gear 12 and motor gear DC anti-pass are to motor shaft DZ1 and drag the second rotor Z2 rotation, make the second motor M 2 generate electricity and form electromagnetic resistance, electric-control system EM makes the second cable 202 and the 3rd cable 203 form annexation simultaneously, and according to the electric energy generated of size adjustment second motor M 2 of slow required braking force and through the second cable 202, electric-control system EM and the 3rd cable 203 charge to power battery pack Ba, thus, the electromagnetic resistance that the second motor M 2 generatings produce is through motor shaft DZ1, motor gear DC, distributing box output gear 12, counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and wheel are produced to braking force, can make the speed of a motor vehicle obtain electromagnetic retarding braking controls, also the energy of having realized when vehicle is controlled slowly reclaims simultaneously.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, in Vehicle Driving Cycle process, meet long abrupt slope descending, by reducing or killing engine throttle still effectively when regulation speed, can not be 0 by the discharge capacity that singly turns of the rotor of hydraulic control system HCS control HM Hydraulic Motor HM yet, increase and the first hydraulic fluid port a of regulator solution pressure motor HM and the fluid resistance to flow of the second hydraulic fluid port b according to the size of slow required braking force simultaneously, the rotor shaft suffered flowed friction of when rotation of HM Hydraulic Motor HM is increased and by this flowed friction through tween drive shaft 14, it is rear to vehicle formation braking force that main deceleration driving gear 15 and main deceleration driven gear 16 are delivered to diff 17, form the hydraulic retarding braking of the speed of a motor vehicle is controlled.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, in Vehicle Driving Cycle process, meet long abrupt slope descending, by reducing or killing engine throttle still effectively when regulation speed, application of aforementioned electromagnetic retarding and hydraulic retarding form electricity-liquid Associated brake simultaneously, and the descending speed of vehicle is effectively controlled.
10. the car ramp of electric braking, hydraulic braking or the electricity-liquid Associated brake anti-slip slope function that starts to walk
Vehicle starts to walk often to there will be starting to slip slope phenomenon on ramp, for preventing that car ramp starting from slipping slope and normally before vehicle start, it being applied to certain braking force, and vehicle start propulsive effort enough greatly time progressively brake off power vehicle is started to walk smoothly, the compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, at driving engine E starting tickover, the electric power of power battery pack Ba is abundant, vehicle is in forward gear uphill starting state and while occurring slipping backward the trend on slope, first form annexation by electric-control system EM control the 3rd cable 203 and the second cable 202, make power battery pack Ba through the 3rd cable 203, electric-control system EM and the second cable 202 are to the second motor M 2 forward power supplies, and according to preventing from slipping the size adjustment of the required braking force in the slope delivery to the second motor M 2 so that the second rotor Z2 forms enough electric braking moments of torsion, this electric braking moment of torsion is through motor shaft DZ1, motor gear DC, distributing box output gear 12, counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and wheel are produced to braking force and slip backward slope to prevent vehicle, subsequently, operation according to forward gear starting-up process under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure can make vehicle complete forward gear uphill starting.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, at driving engine E starting tickover, vehicle is in forward gear uphill starting state and while occurring slipping backward the trend on slope, the discharge capacity that singly turns of can be first controlling the rotor of HM Hydraulic Motor HM by hydraulic control system HCS is not 0 yet, control the first hydraulic fluid port a cut-off of HM Hydraulic Motor HM simultaneously, make the cavity volume of HM Hydraulic Motor HM form pocketed oil and the rotor shaft of HM Hydraulic Motor HM is produced to enough large hydraulic braking force, this braking force is through tween drive shaft 14, it is rear to vehicle formation brake action that main deceleration driving gear 15 and main deceleration driven gear 16 are delivered to diff 17, subsequently, operate according to forward gear starting-up process under oily electricity and the compound hybrid power transmission pattern of hydraulic pressure, and in the time that the starting propulsive effort of vehicle is enough to overcome vehicle anti-slide, hydraulic control system HCS removes the off condition of the first hydraulic fluid port a of HM Hydraulic Motor HM, can make vehicle complete forward gear uphill starting.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, application of aforementioned electric braking moment of torsion and hydraulic braking force, make vehicle in the time of forward gear uphill starting, have the anti-slip slope of the uphill starting function of electricity-liquid Associated brake simultaneously.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, at driving engine E starting tickover, the electric power of power battery pack Ba is abundant, vehicle is in the time reversing gear uphill starting state and occur slipping forward the trend on slope, first make the 3rd cable 203 and the second cable 202 form annexation by electric-control system EM, make power battery pack Ba through the 3rd cable 203, electric-control system EM and the second cable 202 are oppositely powered to the second motor M 2, and according to preventing from slipping the size adjustment of the required braking force in the slope delivery to the second motor M 2 so that the second rotor Z2 forms enough reverse electric braking moments of torsion, this reverse electric braking moment of torsion is through motor shaft DZ1, motor gear DC, distributing box output gear 12, counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and wheel are produced to braking force and slip forward slope to prevent vehicle, subsequently, operation according to the starting-up process that reverses gear under electricity-hydraulic hybrid type power transmission mode can make vehicle complete the uphill starting that reverses gear.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, at driving engine E starting tickover, vehicle is in the time reversing gear uphill starting state and occur slipping forward the trend on slope, the discharge capacity that singly turns of can be first controlling the rotor of HM Hydraulic Motor HM by hydraulic control system HCS is not 0 yet, control the second hydraulic fluid port b cut-off of HM Hydraulic Motor HM simultaneously, make the cavity volume of HM Hydraulic Motor HM form pocketed oil and the rotor shaft of HM Hydraulic Motor HM is produced to enough large reverse hydraulic braking force, this plugging power is through tween drive shaft 14, it is rear to vehicle formation brake action that main deceleration driving gear 15 and main deceleration driven gear 16 are delivered to diff 17, subsequently, operate according to the starting-up process that reverses gear under electricity-hydraulic hybrid type power transmission mode, and in the time that the starting propulsive effort that reverses gear of vehicle is enough to overcome vehicle anti-slide, hydraulic control system HCS removes the off condition of the second hydraulic fluid port b of HM Hydraulic Motor HM, can make vehicle complete the uphill starting that reverses gear.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, simultaneously application of aforementioned electric braking moment of torsion and hydraulic braking force, the car ramp that makes vehicle there is electricity-liquid Associated brake in the time the reversing gear uphill starting anti-slip slope function that starts to walk.
Driving engine high-speed starting and stopping when 11. vehicle D Drive
Driving engine possesses high-speed starting and stopping can make to form in vehicle use procedure good effects of energy saving and emission reduction.The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, when vehicle travels with forward gear and when the electric power of power battery pack Ba is sufficient, at driving engine E prestart, first vehicle can work with electrical motor-mechanical power transmission mode (pure electric transmission pattern), now, electric-control system EM controls the 3rd cable 203 and the second cable 202 forms annexation, control power battery pack Ba to the second motor M 2 forward power supplies simultaneously, drive the second rotor Z2 to be rotated in the forward and to form propulsive effort, this propulsive effort is delivered to after distributing box output gear 12, through counter shaft driven gear 13, tween drive shaft 14, main deceleration driving gear 15 and main deceleration driven gear 16 pass to diff 17 and drive vehicle start, vehicle is started to walk and reaches after certain speed of a motor vehicle completing, power-transfer clutch Moving plate 8 move to second clutch price fixing 9 one sides and with second clutch price fixing 9 frictional engagement, electric-control system EM makes the first cable 201 and the 3rd cable 203 form annexation simultaneously, now, a part for the propulsive effort that the second rotor Z2 forms is through distributing box output gear 12, second clutch price fixing 9, power-transfer clutch Moving plate 8, the first output shaft 10 passes to internally toothed annulus 4, be delivered to power on internally toothed annulus 4 after satellite gear 6 shuntings respectively through pinion carrier 3, distributing box input shaft 2 and shock absorber 1 pass to the bent axle of driving engine E, and another part passes to the second output shaft 11 through sun wheel 5, because driving engine E is now in flameout state, the vapour lock producing between its piston and cylinder forms constrained force to its bent axle, make the power that is delivered to the second output shaft 11 can drive the first rotor Z1 rotation, make the first motor M 1 generating and the second output shaft 11 formed to reverse electromagnetic confinement power simultaneously, under the state that keeps the second motor M 2 to power at power battery pack Ba, the electric energy that the first motor M 1 is sent is through the first cable 201, electric-control system EM and the second cable 202 are also to the second motor M 2 forward power supplies, making increases the delivery of the second motor M 2, the power of the second rotor Z2 output also increases thereupon, because the first motor M 1 reverse electromagnetic confinement power that the second output shaft 11 is formed of generating electricity makes the first sun wheel 5 be subject to rotation condition power, the power of the bent axle that passes to driving engine E can be rotated by driving crank, in the time that crankshaft rotating speed reaches the starting speed of driving engine E, rapidly driving engine E fuel feeding igniting are made to its starting, driving engine E completes and can make after starting vehicle with oily electricity and the compound hybrid power transmission pattern of hydraulic pressure normally to overtake, in the time of vehicle temporary term stop, driving engine E can quit work again, then again start in the foregoing manner and make normal vehicle operation, the rapid starting/stopping of driving engine while having realized thus vehicle forward gear.
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, when vehicle remains static and when the electric power of power battery pack Ba is sufficient, at driving engine E prestart, also can first make power-transfer clutch Moving plate 8 move to second clutch price fixing 9 one sides and with power-transfer clutch price fixing 9 frictional engagement, afterwards, form annexation by electric-control system EM control cables 203 and cable 201, make power battery pack Ba to the first motor M 1 forward power supply, make the first rotor Z1 be rotated in the forward and form propulsive effort, now, because vehicle remains static, static friction force between wheel and ground is through diff 17, main deceleration driven gear 16, main deceleration driving gear 15, tween drive shaft 14, counter shaft driven gear 13, distributing box output gear 12, second clutch price fixing 9 and 8 anti-pass of power-transfer clutch Moving plate form fixed constraint to the first output shaft 10 is rear to internally toothed annulus 4, the propulsive effort that the first rotor Z1 forms is through the second output shaft 11, the first sun wheel 5, satellite gear 6, distributing box input shaft 2 and shock absorber 1 pass to the bent axle of driving engine E and drive its rotation, in the time that crankshaft rotating speed reaches the starting speed of driving engine E, rapidly driving engine E fuel feeding igniting are made to its starting, driving engine E can make vehicle normally start to walk and march forward and travel with oily electricity and the compound hybrid power transmission pattern of hydraulic pressure after completing starting, in the time of vehicle temporary term stop, driving engine E can quit work again, then again start in the foregoing manner and make vehicle start and normally travel, the rapid starting/stopping of driving engine can realize vehicle forward gear too thus time.
12. couples of power battery pack Ba carry out plug-in type charging
The compound hybrid power transmission system of oily electricity and hydraulic pressure described in the present embodiment, owing to being provided with independently, having the power battery pack Ba of certain capacity in system, in the time of vehicle parking, can carry out plug-in type charging to power battery pack Ba by external power supply makes it store certain electric energy, make the vehicle can be take electrical motor as single power source at the initial stage of travelling, with electrical motor-mechanical power transmission mode (electric-only mode) certain mileage that travels.Certainly the present embodiment also can be designed to non-plug-in electric model if desired, does not need by external power supply, power battery pack Ba to be charged, and power battery pack Ba can only be charged by the first motor M 1 of inside and the second motor M 2.
Embodiment 2: hybrid power transmission system the second technical scheme that a kind of oily electricity and hydraulic pressure are compound
Shown in accompanying drawing 2, accompanying drawing 4, accompanying drawing 5, the compound hybrid power transmission system of a kind of oily electricity shown in the present embodiment and hydraulic pressure is identical generally with previous embodiment 1, and by driving engine and mechanical drive module, electric transmission module and hydrostatic drive module three parts compositions.Be with previous embodiment 1 difference:
Being in transmission connection in mode of the second rotor Z2 and described distributing box output gear 12, referring to accompanying drawing 2, embodiment 2 arranges a motor sleeve axle DZ2 for described the second motor M 2, described motor sleeve axle DZ2 is sleeved on described the second output shaft 11, and with respect to the second output shaft 11 rotating supports, one end of described motor sleeve axle DZ2 is fixedly connected with described the second rotor Z2, and the other end is fixedly connected with described distributing box output gear 12; The mode that is in transmission connection of the second rotor Z2 and described distributing box output gear 12 in the present embodiment, the function and efficacy having is identical with embodiment 1.
All the other structures of compound hybrid power transmission system the second technical scheme of a kind of oily electricity and hydraulic pressure shown in the present embodiment are all identical with embodiment 1 with structure and principle of work, in order to save space, are no longer repeated in this description here.
Above embodiment has just provided two kinds of exemplary embodiment of the present utility model, and enforcement in fact of the present utility model still exists other variation and extension on this basis, and existing variation and the extension that may occur for the utility model is described as follows:
1. about variation and the extension of power distribution device PD
In above embodiment 1 and embodiment 2, described power distribution device PD is a NGW type sun and planet gear, but can be also a WW type sun and planet gear at the device of power distribution described in the utility model PD, shown in accompanying drawing 3, this WW type planetary gear mechanism comprises distributing box input shaft 2, pinion carrier 3, the first sun wheel 5, the second sun wheel 18 and plural double-planetary gear SL; Described distributing box input shaft 2 is as the input end of the power distribution device PD pinion carrier 3 that is in transmission connection; Described the second sun wheel 18 is as the first mouth of power distribution device PD; Described the first sun wheel 5 is as the second mouth of power distribution device PD; Each described double-planetary gear SL is made up of a first row star-wheel 19 and second satellite gear 20, the first row star-wheel 19 on each double-planetary gear SL is coaxially arranged with the second satellite gear 20 and be fixedly connected with, all the first row star-wheels 19 distribute and often engage with the second sun wheel 18 around the second sun wheel 18 simultaneously, and all the second satellite gears 20 distribute and often engage with the first sun wheel 5 around the first sun wheel 5 simultaneously.
Above-mentioned WW type sun and planet gear can substitute NGW type sun and planet gear completely, and function in the utility model is identical with effect.In addition, those skilled in the art can also be under inspiration of the present utility model, utilizes the unitized design between other mechanism or mechanism to go out a kind of power distribution device PD that can replace NGW type sun and planet gear or WW type sun and planet gear in function and purposes completely.
2. about variation and the extension of electric-control system EM
For function, effect and the principle of work of electric-control system EM in the utility model are better described, all the composition of 4 couples of electric-control system EM, structure and principle of work are explained in detail by reference to the accompanying drawings for embodiment 1 and embodiment 2.Its object will allow those skilled in the art can understand content of the present utility model and implement according to this exactly, but those skilled in the art will know that and resemble the such control setup of electric-control system EM, in concrete enforcement, there is certain alerting ability, although but accompanying drawing 4 is schematic diagram for the utility model, but in an embodiment by reference to the accompanying drawings 4 from structure, function, intensive description has all been done in effect and principle of work aspect, these information are also enough to allow those skilled in the art control oneself and can implement, or implement by being engaged in this professional designing unit and businessman, such as the Specialty Design unit of power inverter and electric machine controller has " Shenzhen Xianjin Technology Academe of the Chinese Academy of Sciences ", " Shanghai electric drive Company Limited by Shares ", " new-energy automobile research institute of HeFei University of Technology ", " TIX " etc., power inverter supplier has " TIX ", " New Fox Photoelectric Science and Technology (Shanghai) Co., Ltd. ", " Guangzhou gamma leads to company ", " Shenzhen Mei Nuodi company ", " new focus science and technology Electronics Co., Ltd. of Wenzhou City ", " company is contained in Guangdong Huizhou Vad ", " new east station of Guangzhou star company ", " Guangdong Zhong Shan Shure Inc difficult to understand ", " Sol Electronic Industry Co., Ltd. of Foshan city ", " Ao Wei photoelectricity Industrial Co., Ltd. of Shenzhen ", " Ke Ling elec. vehicle joint-stock company of Beijing University of Science & Engineering ", " Harbin Guangyu Power Co., Ltd " etc., there are " TIX ", " Ke Ling elec. vehicle joint-stock company of Beijing University of Science & Engineering ", " Shanghai electric drive Company Limited by Shares ", " ocean, Beijing new power Science and Technology Ltd. ", " Hefei Cenozoic electric motor system Co., Ltd ", " Jiangsu Jin Run car transmissions Co., Ltd " etc. in electric machine controller supplier.
3. about variation and the extension of hydraulic control system HCS
In above embodiment 1 and embodiment 2, provide concrete embodiment about hydraulic control system HCS, as shown in Figure 5.But understand those skilled in the art will know that after the utility model content, the embodiment that hydraulic control system HCS in the utility model provides except accompanying drawing 5 and, can also there is other implementation, its essence is: hydraulic control system HCS is an oil circuit controller and has oil inlet P, the first hydraulic fluid port A, the second hydraulic fluid port B, hydraulic pump discharge control port x, HM Hydraulic Motor displacement control hydraulic fluid port y, energy storage connects hydraulic fluid port PC and drain tap T, be used for controlling oil inlet P, the first hydraulic fluid port A, the second hydraulic fluid port B, hydraulic pump discharge control port x, HM Hydraulic Motor displacement control hydraulic fluid port y, energy storage connects the connected relation between hydraulic fluid port PC and drain tap T.These oil circuit interfaces and the connected relation between them can be realized by one group of electromagnetic valve shown in accompanying drawing 5, also can pass through the combination of other kind electromagnetic valve, or the combination of electrically operated valve, or the combination of electromagnetic valve and motorized valve realizes, and just typical embodiment and also of accompanying drawing 5.Those skilled in the art after having understood the utility model content, can reasonably predict all equivalents of the embodiment that specification sheets provides or obviously variant all possess identical performance or purposes.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.

Claims (10)

1. the compound hybrid power transmission system of oily electricity and hydraulic pressure, is characterized in that: be made up of driving engine and mechanical drive module, electric transmission module and hydrostatic drive module three parts;
Described driving engine and mechanical drive module comprise driving engine (E), power distribution device (PD), power-transfer clutch, gear drive, diff (17) and system casing (KT), wherein:
The input end of the crankshaft output end of described driving engine (E) and power distribution device (PD) is in transmission connection;
Described power distribution device (PD) is a NGW type sun and planet gear or a WW type sun and planet gear;
Described NGW type sun and planet gear comprises distributing box input shaft (2), pinion carrier (3), internally toothed annulus (4), the first sun wheel (5) and plural satellite gear (6); Described distributing box input shaft (2) is as the input end of power distribution device (PD) pinion carrier (3) that is in transmission connection; Described internally toothed annulus (4) is as the first mouth of power distribution device (PD); Described the first sun wheel (5) is as the second mouth of power distribution device (PD); Described plural satellite gear (6) is distributed between internally toothed annulus (4) and the first sun wheel (5), and often engages with internally toothed annulus (4) and the first sun wheel (5) simultaneously;
Described WW type sun and planet gear comprises distributing box input shaft (2), pinion carrier (3), the first sun wheel (5), the second sun wheel (18) and plural double-planetary gear (SL); Described distributing box input shaft (2) is as the input end of power distribution device (PD) pinion carrier (3) that is in transmission connection; Described the second sun wheel (18) is as the first mouth of power distribution device (PD); Described the first sun wheel (5) is as the second mouth of power distribution device (PD); Each described double-planetary gear (SL) is made up of a first row star-wheel (19) and second satellite gear (20), the first row star-wheel (19) on each double-planetary gear (SL) is coaxially arranged with the second satellite gear (20) and be fixedly connected with, all the first row star-wheels (19) distribute and often engage with the second sun wheel (18) around the second sun wheel (18) simultaneously, and all the second satellite gears (20) distribute and often engage with the first sun wheel (5) around the first sun wheel (5) simultaneously;
Described power-transfer clutch is by first clutch price fixing (7), power-transfer clutch Moving plate (8) and second clutch price fixing (9) composition, wherein, first clutch price fixing (7) and second clutch price fixing (9) are the annulus of one side with friction lining, power-transfer clutch Moving plate (8) is the two-sided annulus with friction lining, power-transfer clutch Moving plate (8) is positioned between first clutch price fixing (7) and second clutch price fixing (9), and first clutch price fixing (7), power-transfer clutch Moving plate (8) and second clutch price fixing (9) three are coaxially arranged, wherein, first clutch price fixing (7) relative system housing (KT) is fixing,
Described gear drive comprises the first output shaft (10), the second output shaft (11), tween drive shaft (14), distributing box output gear (12), counter shaft driven gear (13), main deceleration driving gear (15) and main deceleration driven gear (16), described the first output shaft (10), the second output shaft (11) and tween drive shaft (14) are all with respect to described system casing (KT) rotating support, described the first output shaft (10) is hollow quill shaft, and the second output shaft (11) is hollow through the first output shaft (10), and with respect to the first output shaft (10) rotating support, described the first output shaft (10) and the second output shaft (11) are all through the annular distance of described first clutch price fixing (7), and wherein the second output shaft (11) also passes the annular distance of second clutch price fixing (9), the first mouth of one end of the first output shaft (10) and described power distribution device (PD) is in transmission connection, and the second mouth of one end of the second output shaft (11) and described power distribution device (PD) is in transmission connection, described distributing box output gear (12) is with respect to the second output shaft (11) rotating support, and distributing box output gear (12) is fixedly connected with respect to second clutch price fixing (9), on described the first output shaft (10), the power-transfer clutch Moving plate (8) being positioned between first clutch price fixing (7) and second clutch price fixing (9) is in axial sliding connection with the first output shaft (10), synchronously be rotationally connected with the first output shaft (10) simultaneously, when power-transfer clutch Moving plate (8) is locked in the first output shaft (10) on system casing (KT) during along the first output shaft (10) to first clutch price fixing (7) one Slideslips and with first clutch price fixing (7) frictional engagement, when power-transfer clutch Moving plate (8) during along the first output shaft (10) to second clutch price fixing (9) one Slideslips and with second clutch price fixing (9) frictional engagement by the first output shaft (10) and distributing box output gear (12) locking, when power-transfer clutch Moving plate (8) makes the first output shaft (10) and system casing (KT) and the first output shaft (10) and distributing box output gear (12) release simultaneously in the time that the first output shaft (10) moves to midway location, described main deceleration driving gear (15) is fixedly connected with tween drive shaft (14) respectively with counter shaft driven gear (13), counter shaft driven gear (13) often engages with distributing box output gear (12), and main deceleration driving gear (15) often engages with main deceleration driven gear (16),
Described diff (17) is with respect to described system casing (KT) rotating support, and described main deceleration driven gear (16) is fixedly arranged on described diff (17);
Described electric transmission module comprises the first motor (M1), the second motor (M2), power battery pack (Ba), the first cable (201), the second cable (202), the 3rd cable (203) and electric-control system (EM), and described electric-control system (EM) is the total management system of controlling electric energy and adjusting; Described power battery pack (Ba) is electrical thermal storage device; Described the first motor (M1) is made up of the first rotor (Z1) and the first motor stator (D1), and the first rotor (Z1) is in transmission connection with the second output shaft (11); Described the second motor (M2) is made up of the second rotor (Z2) and the second motor stator (D2), and the second rotor (Z2) is in transmission connection with described distributing box output gear (12); Described electric-control system (EM) is connected with the first motor (M1) by the first cable (201), is connected with the second motor (M2) by the second cable (202), is connected with power battery pack (Ba) by the 3rd cable (203); In the time of described the first rotor (Z1) companion the second output shaft (11) synchronous rotary, force the coil winding generating of the first motor stator (D1), this generating electric energy can pass through the control of electric-control system (EM) the second motor (M2) is powered, or to power battery pack (Ba) charging, or the second motor (M2) is powered and power battery pack (Ba) is charged simultaneously; In the time that electric-control system (EM) makes power battery pack (Ba) power to the first motor (M1) forward, force the first rotor (Z1) to be rotated in the forward and to the second output shaft (11) forward outputting power; In the time that electric-control system (EM) makes power battery pack (Ba) oppositely power to the first motor (M1), force (Z1) contrarotation of the first rotor and to oppositely outputting power of the second output shaft (11); When electric-control system (EM) makes power battery pack (Ba), or the first motor (M1), or while making power battery pack (Ba) and the first motor (M1) power to the second motor (M2) forward, force the second rotor (Z2) to be rotated in the forward and to distributing box output gear (12) forward outputting power simultaneously; When electric-control system (EM) makes power battery pack (Ba), or the first motor (M1), or while making power battery pack (Ba) and the first motor (M1) oppositely power to the second motor (M2), force (Z2) contrarotation of the second rotor and to oppositely outputting power of distributing box output gear (12) simultaneously; In the time that distributing box output gear (12) drives the second rotor (Z2) rotation, force the coil winding generating of the second motor stator (D2), this generating electric energy can pass through electric-control system (EM) power battery pack (Ba) is charged;
Described hydrostatic drive module comprises Hydraulic Pump (HP), HM Hydraulic Motor (HM), hydraulic accumulator (XN), the first oil pipe (301), the second oil pipe (302), the 3rd oil pipe (303), the 4th oil pipe (304), the 5th oil pipe (305), the 6th oil pipe (306), the 7th oil pipe (307), the 8th oil pipe (308), oil groove (HTK) and hydraulic control system (HCS); Described hydraulic control system (HCS) be an oil circuit controller and have oil inlet (P), the first hydraulic fluid port (A), the second hydraulic fluid port (B), hydraulic pump discharge control port (x), HM Hydraulic Motor displacement control hydraulic fluid port (y), energy storage connect hydraulic fluid port (PC) and drain tap (T), for controlling oil inlet (P), the first hydraulic fluid port (A), the second hydraulic fluid port (B), the hydraulic pump discharge control port connected relation (x), between HM Hydraulic Motor displacement control hydraulic fluid port (y), energy storage connection hydraulic fluid port (PC) and drain tap (T); The oil inlet (I) of described Hydraulic Pump (HP) is communicated with oil groove (HTK) by the first oil pipe (301), and the oil discharge outlet (O) of described Hydraulic Pump (HP) is communicated with the oil inlet (P) of hydraulic control system (HCS) by the second oil pipe (302); Described Hydraulic Pump (HP) is provided with and singly turns displacement control hydraulic fluid port (k1), this singly turn displacement control hydraulic fluid port (k1) by the 6th oil pipe (306) be communicated with hydraulic control system (HCS) hydraulic pump discharge control port (x); The other end of the rotor shaft of described Hydraulic Pump (HP) and described the second output shaft (11) is in transmission connection; First hydraulic fluid port (a) of described HM Hydraulic Motor (HM) is communicated with first hydraulic fluid port (A) of hydraulic control system (HCS) by the 3rd oil pipe (303), second hydraulic fluid port (b) of HM Hydraulic Motor (HM) is communicated with second hydraulic fluid port (B) of hydraulic control system (HCS) by the 4th oil pipe (304); Described HM Hydraulic Motor (HM) is provided with and singly turns displacement control hydraulic fluid port (k2), and this singly turns displacement control hydraulic fluid port (k2) is communicated with hydraulic control system (HCS) HM Hydraulic Motor displacement control hydraulic fluid port (y) by the 7th oil pipe (307); The rotor shaft of described HM Hydraulic Motor (HM) and tween drive shaft (14) are in transmission connection; The energy storage that described hydraulic accumulator (XN) is communicated with hydraulic control system (HCS) by the 5th oil pipe (305) connects hydraulic fluid port (PC); The drain tap (T) of hydraulic control system (HCS) is communicated with oil groove (HTK) by the 8th oil pipe (308).
2. hybrid power transmission system according to claim 1, it is characterized in that: described the second rotor (Z2) is in transmission connection and is specially with described distributing box output gear (12): for described the second motor (M2), a motor shaft (DZ1) and a motor gear (DC) are set, described motor shaft (DZ1) is with respect to system casing (KT) rotating support, one end of motor shaft (DZ1) is fixedly connected with described the second rotor (Z2), the other end is fixedly connected with described motor gear (DC), motor gear (DC) often engages with described distributing box output gear (12).
3. hybrid power transmission system according to claim 1, it is characterized in that: described the second rotor (Z2) is in transmission connection and is specially with described distributing box output gear (12): for described the second motor (M2), a motor sleeve axle (DZ2) is set, described motor sleeve axle (DZ2) is sleeved on described the second output shaft (11), and with respect to the second output shaft (11) rotating support, one end of described motor sleeve axle (DZ2) is fixedly connected with described the second rotor (Z2), the other end is fixedly connected with described distributing box output gear (12).
4. hybrid power transmission system according to claim 1, it is characterized in that: described electric-control system (EM) comprises electronic control unit (ECU), power inverter (NB), the first electric machine controller (BP1), the second electric machine controller (BP2), incoming signal interface (IS), first interface (I), the second interface (II) and the 3rd interface (III), wherein, incoming signal interface (IS) is for receiving the required various incoming signals of electric-control system (EM), first interface (I) is the connection terminal that electric-control system (EM) connects described the first cable (201), the second interface (II) is the connection terminal that electric-control system (EM) connects described the second cable (202), the 3rd interface (III) is the connection terminal that electric-control system (EM) connects the 3rd cable (203),
Described electronic control unit (ECU) is the built-in electronic controller of electric-control system (EM), and have input interface (i), first control output interface (OC1), second control output interface (OC2) and the 3rd control output interface (OC3), wherein, input interface (i) connects the incoming signal interface (IS) of electric-control system (EM); Electronic control unit (ECU) receives and processes all signals that received by the incoming signal interface (IS) of electric-control system (EM), and control output interface (OC2) and the 3rd by its first control output interface (OC1), second and control output interface (OC3) output control signal, for controlling the mode of operation of the first electric machine controller (BP1), the second electric machine controller (BP2), power inverter (NB);
Described power inverter (NB) is power transformer, rectification and phase converter, and there is the first power interface (NP1), the second power interface (NP2) and control interface (NC), wherein, the first power interface (NP1) of power inverter (NB) connects the 3rd interface (III) of electric-control system (EM), and the control interface (NC) of power inverter (NB) connects the 3rd of described electronic control unit (ECU) and controls output interface (OC3);
Described the first electric machine controller (BP1) is the electronic controller for controlling described the first motor (M1), and there is the first power interface (B1P1), the second power interface (B1P2) and control interface (B1C), wherein, the first power interface (B1P1) of the first electric machine controller (BP1) connects the first interface (I) of electric-control system (EM), and the control interface (B1C) of the first electric machine controller (BP1) connects first of described electronic control unit (ECU) and controls output interface (OC1);
Described the second electric machine controller (BP2) is the electronic controller for controlling described the second motor (M2), and there is the first power interface (B2P1), the second power interface (B2P2) and control interface (B2C), wherein, the first power interface (B2P1) of the second electric machine controller (BP2) connects second interface (II) of electric-control system (EM), the control interface (B2C) of the second electric machine controller (BP2) connects second of described electronic control unit (ECU) and controls output interface (OC2), the second power interface (B2P2) of the second electric machine controller (BP2) connects the second power interface (B1P2) of described the first electric machine controller (BP1) and the second power interface (NP2) of described power inverter (NB) simultaneously.
5. hybrid power transmission system according to claim 1, is characterized in that: described hydraulic control system (HCS) comprises the first electromagnetic valve (EV1), the second electromagnetic valve (EV2), the 3rd electromagnetic valve (EV3), the 4th electromagnetic valve (EV4) and the 5th electromagnetic valve (EV5);
Described the first electromagnetic valve (EV1) and the second electromagnetic valve (EV2) are bi-bit bi-pass closed type switch electromagnetic valve, the 3rd electromagnetic valve (EV3) is two-position four-way solenoid directional control valve, and the 4th electromagnetic valve (EV4) and the 5th electromagnetic valve (EV5) are 3-position-3-way closed type pressure proportional control electromagnetic valve;
Described the first electromagnetic valve (EV1) has oil inlet (1P) and oil outlet (1A); The second electromagnetic valve (EV2) has oil inlet (2P) and oil outlet (2A); The 3rd electromagnetic valve (EV3) has oil inlet (3P), drain tap (3T), the first hydraulic fluid port (3A) and the second hydraulic fluid port (3B); The 4th electromagnetic valve (EV4) has oil inlet (4P), drain tap (4T) and hydraulic fluid port (4A); The 5th electromagnetic valve (EV5) has oil inlet (5P), drain tap (5T) and hydraulic fluid port (5A);
The oil inlet (1P) of described the first electromagnetic valve (EV1) is communicated with the oil inlet (P) of hydraulic control system (HCS), and the oil outlet (1A) of the first electromagnetic valve (EV1) is communicated with the oil inlet (4P) of the oil inlet (2P) of the second electromagnetic valve (EV2), the 4th electromagnetic valve (EV4) simultaneously, the oil inlet (5P) of the 5th electromagnetic valve (EV5) is connected hydraulic fluid port (PC) with the energy storage of hydraulic control system (HCS); The oil outlet (2A) of described the second electromagnetic valve (EV2) is communicated with the oil inlet (3P) of the 3rd electromagnetic valve (EV3); First hydraulic fluid port (3A) of described the 3rd electromagnetic valve (EV3) is communicated with first hydraulic fluid port (A) of hydraulic control system (HCS), second hydraulic fluid port (3B) of the 3rd electromagnetic valve (EV3) is communicated with second hydraulic fluid port (B) of hydraulic control system (HCS), and the drain tap (3T) of the 3rd electromagnetic valve (EV3) is communicated with the drain tap (T) of hydraulic control system (HCS); (x), the drain tap (4T) of the 4th electromagnetic valve (EV4) is communicated with the drain tap (T) of hydraulic control system (HCS) in the hydraulic pump discharge control port of hydraulic fluid port (4A) the connection hydraulic control system (HCS) of described the 4th electromagnetic valve (EV4); The hydraulic fluid port (5A) of described the 5th electromagnetic valve (EV5) is communicated with the HM Hydraulic Motor displacement control hydraulic fluid port (y) of hydraulic control system (HCS), and the drain tap (5T) of the 5th electromagnetic valve (EV5) is communicated with the drain tap (T) of hydraulic control system (HCS).
6. hybrid power transmission system according to claim 1, it is characterized in that: between the crankshaft output end of described driving engine (E) and the input end of power distribution device (PD), be connected with a shock absorber (1), this shock absorber (1) adopts spring torsional vibration damper, or double mass flywheel spring torsional vibration damper, or hydraulic damping spring torsional vibration damper.
7. hybrid power transmission system according to claim 1, is characterized in that: described Hydraulic Pump (HP) adopts unidirectional change displacement volume gerotor pump, or unidirectional change discharge capacity axial plunger pump, or unidirectional change discharge capacity radial plunger pump.
8. hybrid power transmission system according to claim 1, it is characterized in that: described HM Hydraulic Motor (HM) adopts two-way change displacement volume rotor hydraulic motor, or two-way change discharge capacity axial plunger type motor, or two-way change discharge capacity radial plunger type motor.
9. hybrid power transmission system according to claim 1, is characterized in that: described the first motor (M1) and the second motor (M2) all adopt can be used as electrical motor use can be used as again electrical generator use dual-purpose motor; Described the first motor (M1) adopts single-phase or three-phase DC motor, or adopts single-phase or three phase alternating current motor; Described the second motor (M2) adopts single-phase or three-phase DC motor, or adopts single-phase or three phase alternating current motor.
10. hybrid power transmission system according to claim 1, is characterized in that: described driving engine (E) is engine petrol or diesel motor or autogas or liquefied natural gas or other engine fuel.
CN201420074888.9U 2014-02-20 2014-02-20 Oil, electricity and hydraulic pressure hybrid power drive system Withdrawn - After Issue CN203697946U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103770623A (en) * 2014-02-20 2014-05-07 合肥工业大学 Gasoline-electric and hydraulic compound hybrid power transmission system
CN104121346A (en) * 2014-07-16 2014-10-29 江苏大学 Single-planet-row confluence hydraulic and mechanical composite double-flow transmission gearbox
CN112622599A (en) * 2020-12-28 2021-04-09 潍柴动力股份有限公司 Mechanical-hydraulic transmission system, mode switching control method thereof and engineering machinery
CN115214341A (en) * 2021-07-06 2022-10-21 广州汽车集团股份有限公司 Hybrid power electromechanical coupling system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103770623A (en) * 2014-02-20 2014-05-07 合肥工业大学 Gasoline-electric and hydraulic compound hybrid power transmission system
CN104121346A (en) * 2014-07-16 2014-10-29 江苏大学 Single-planet-row confluence hydraulic and mechanical composite double-flow transmission gearbox
CN104121346B (en) * 2014-07-16 2016-06-08 江苏大学 Single planetary row confluxes hydraulic machinery compound split path transmission wheel box
CN112622599A (en) * 2020-12-28 2021-04-09 潍柴动力股份有限公司 Mechanical-hydraulic transmission system, mode switching control method thereof and engineering machinery
CN112622599B (en) * 2020-12-28 2022-06-28 潍柴动力股份有限公司 Mechanical-hydraulic transmission system, mode switching control method thereof and engineering machinery
CN115214341A (en) * 2021-07-06 2022-10-21 广州汽车集团股份有限公司 Hybrid power electromechanical coupling system

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