CN105966221B - Vehicle and the drive axle assemblies for vehicle - Google Patents

Vehicle and the drive axle assemblies for vehicle Download PDF

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Publication number
CN105966221B
CN105966221B CN201511028995.3A CN201511028995A CN105966221B CN 105966221 B CN105966221 B CN 105966221B CN 201511028995 A CN201511028995 A CN 201511028995A CN 105966221 B CN105966221 B CN 105966221B
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CN
China
Prior art keywords
axle
vehicle
gear
distance rod
assembly
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Active
Application number
CN201511028995.3A
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Chinese (zh)
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CN105966221A (en
Inventor
刘辉跃
全初鹏
韦佳
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BYD Co Ltd
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BYD Co Ltd
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Publication date
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Priority to CN201511028995.3A priority Critical patent/CN105966221B/en
Publication of CN105966221A publication Critical patent/CN105966221A/en
Priority to PCT/CN2016/112657 priority patent/WO2017114420A1/en
Application granted granted Critical
Publication of CN105966221B publication Critical patent/CN105966221B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
    • B60G11/06—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only arranged obliquely to the longitudinal axis of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/02—Attaching arms to sprung part of vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/12—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of electric gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
    • B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

A kind of drive axle assemblies the invention discloses vehicle and for vehicle, the drive axle assemblies include driving axis, and driving axis includes two axle assemblies, and each axle assembly includes axle case assy, and axle case assy includes axle housing component and two semiaxis；At least one in two axle assemblies is electric drive axle assembly, electric drive axle assembly further includes electric power assembly and suspension arrangement, electric power assembly includes power motor, speed changer, differential mechanism, speed changer has case of transmission, power motor is fixed on case of transmission, differential mount is on case of transmission, case of transmission is fixed on axle housing component, speed changer includes multiple transmission shafts, multiple transmission shafts are set gradually from the top down, and suspension arrangement is connected between electric power assembly and the vehicle frame of vehicle；Suspension system, each axle assembly are connected by suspension system with the vehicle frame of vehicle.It is used for the drive axle assemblies of vehicle, compact-sized, environmentally protective and stable drive according to the present invention.

Description

Vehicle and the drive axle assemblies for vehicle
Technical field
The present invention relates to technical field of vehicle, in particular to a kind of drive axle assemblies for vehicle and has This is used for the vehicle of the drive axle assemblies of vehicle.
Background technology
In correlation technique, the transmission link of drive axle is more, is driven chain length, and transmission efficiency is low, and volume is big, difficult arrangement, and Not environmentally, noise is big, and air pollution is serious, and there are room for improvement.
The content of the invention
It is contemplated that solve at least some of the technical problems in related technologies.For this reason, the present invention carries Go out the high and environmentally protective drive axle assemblies for vehicle of a kind of compact-sized, energy-saving ring, degree of integration.
Present invention also offers a kind of vehicle.
The drive axle assemblies for vehicle according to a first aspect of the present invention include：Driving axis, the drive axle are total Into including being spaced apart two axle assemblies set along the longitudinal direction, each axle assembly includes axle case assy, described Axle case assy includes axle housing component and two semiaxis, and two semiaxis are located in the axle housing component；Two vehicle bridge are total At least one in is electric drive axle assembly, and the electric drive axle assembly further includes electric power assembly and suspension arrangement, described Electric power assembly includes power motor, speed changer, differential mechanism, and the speed changer has case of transmission, and the power motor is consolidated It is scheduled on the case of transmission, for the differential mount on the case of transmission, the differential mechanism is located at the axle housing In component, the case of transmission is fixed on the axle housing component, and the speed changer includes multiple transmission shafts, the multiple biography Moving axis is set gradually from the top down, and the suspension arrangement is connected between the electric power assembly and the vehicle frame of the vehicle, institute Suspension arrangement is stated to be connected between one end of the remote axle case assy of the case of transmission and the vehicle frame of the vehicle；It is outstanding Frame system, each axle assembly are connected by the suspension system with the vehicle frame of the vehicle.
It is used for the drive axle assemblies of vehicle according to the present invention, by by two axle assemblies in driving axis It is at least one be arranged to compact-sized, driving-chain is short, transmission efficiency and the easy electric drive axle assembly of arrangement so that vehicle Realize steady driving process, environmentally protective, zero emissions, zero pollution, low noise；It is by suspension system that vehicle frame and each vehicle bridge is total Into be connected so that vehicle is more comfortable.
Vehicle according to a second aspect of the present invention includes the drive axle group for vehicle described in first aspect, so as to have The advantages that driving process is steady, environmentally protective, zero emissions, zero pollution, low noise, high comfort.
Brief description of the drawings
Fig. 1 is the structure diagram of driving axis according to embodiments of the present invention and vehicle frame；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the structure diagram of driving axis according to embodiments of the present invention；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the structure diagram for looking up angle of Fig. 3；
Fig. 6 is the structure diagram of electric drive axle assembly according to embodiments of the present invention；
Fig. 7 is the sectional view of Fig. 6；
Fig. 8 is the enlarged drawing at the E of Fig. 7；
Fig. 9 is the structure diagram of axle case assy according to embodiments of the present invention；
Figure 10 is the structure diagram of electric power assembly according to embodiments of the present invention；
Figure 11 is the internal structure schematic diagram of speed changer according to embodiments of the present invention；
Figure 12 is the side view of Figure 11；
Figure 13 is the structure diagram of power takeoff according to embodiments of the present invention；
Figure 14 is the drive mechanism schematic diagram of vehicle according to the invention；
Figure 15 is the front view of vehicle according to embodiments of the present invention.
Reference numeral：
Vehicle 100000, the drive axle assemblies 10000 for vehicle, driving axis (the second axle assembly) 1000,
Electric drive axle assembly 100, electric power assembly 101, power motor 11, motor output shaft VI, coolant circulation passage 111st, entrance A, outlet B, speed changer 12, case of transmission 121, first axle I, the second axis II, the 3rd axis III, the first shaft part III- 1st, the second shaft part III -2, the 4th axis IV, input gear q, idle pulley q ', first gear k1, second gear k2, one gear driving gear 1, One gear driven gear 1 ', two gear driving gear 2, two keep off driven gear 2 ', three gear driving gears 3, three keep off driven gear 3 ', output Gear z, one or four gear synchronizer S1, two or three gear synchronizer S2, bearing B1, bearing B2, differential mechanism 13, differential mechanism driven gear z ', Power takeoff 14, power taking axis V, power take-off gear k3, power taking synchronizer S3, power takeoff housing 141, power takeoff bearing 142, electro-hydraulic change Keep off execution module 15, device to be driven 16, axle case assy 102, hub reduction gear 20, hub reduction gear housing 201, sun gear 202nd, planetary gear 203, ring gear 204, internal tooth coil support 205, baffle ring 206, axle housing component 21, axle housing 210, shell cover 213, braking Device installing plate 214, semiaxis 22, axle tube 23, hub assembly 24, hub bearing 241, brake 25, brake drum 251, axial direction Locating part 27, stop nut 271, locking gasket 272, the first axle assembly 300, vehicle frame 400, suspension system 500, elastic component 50, Balance shaft assembly 51, U-bolts 52, the first distance rod 53, the second distance rod 54, the first distance rod vehicle frame mounting base 551, One distance rod axle housing mounting base 552, the second distance rod balance shaft mounting base 553, the second distance rod axle housing mounting base 554, elasticity Part mounting base 555, the first distance rod V-arrangement axle housing mounting base 556,
Bolt 403, bolt 405, bolt 406.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings.Below with reference to The embodiment of attached drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Vehicle 100000 according to embodiments of the present invention is described referring to Fig. 1-Figure 15.As shown in Fig. 1-Figure 15, according to The vehicle 100000 of the embodiment of the present invention includes vehicle frame 400, the first axle assembly 300 and the drive axle assemblies 10000 for vehicle, Drive axle assemblies 10000 wherein for vehicle include drive axle 1000 and suspension system 500.Wherein driving axis 1000 is Second axle assembly 1000.
The anteroposterior direction of first axle assembly 300 and the second axle assembly 1000 along vehicle 100000 is spaced apart setting, such as schemes Shown in 15, the first axle assembly 300 is the front truck axle assembly of vehicle 100000, and the second axle assembly 1000 is the rear car of vehicle 100000 Axle assembly.
Wherein, as shown in figure 15, the second axle assembly 1000 includes being spaced apart setting along the anteroposterior direction of vehicle 100000 Two axle assemblies.As Figure 1-Figure 5, each axle assembly includes axle case assy 102, and axle case assy 102 includes axle housing Component 21 and two semiaxis 22, two semiaxis 22 are located in axle housing component 21.
At least one in two axle assemblies is electric drive axle assembly 100, i.e. one in two axle assemblies can be with It is electric drive axle assembly 100, another is driven bridge；Or two axle assemblies are electric drive axle assembly 100.
In two axle assemblies all in the embodiment of electric drive axle assembly 100, each axle assembly can drive vehicle 100000 travelings, so that the second axle assembly 1000 is drive axle and powerful, adapt to level road and climbing, comprehensive economy It is good.
Preferably, it is total for another electric drive axle to be arranged to an electric drive axle assembly 100 for two electric drive axle assemblies 100 Formed into 100 after rotating 180 ° perpendicular to axis in the front-back direction.That is, an electric drive axle assembly 100 is rear-guard Dynamic bridge, another electric drive axle assembly 100 is middle drive axle, and another electric drive axle assembly 100 is an electric drive axle Assembly 100 is formed after rotating 180 ° perpendicular to axis in the front-back direction.Thus, the more compact structure of the second axle assembly 1000, Easy to arrange, space availability ratio is high and load is evenly distributed.
Preferably, two electric drive axle assemblies 100 can be just the same, and so middle drive axle and rear driving axle can be total to With manufacturing cost so as to reduce.Certainly, in some other embodiments of the present invention, two electric drive axle assemblies 100 There can be nuance.
Further, all it is the drive axle for vehicle in the embodiment of electric drive axle assembly 100 in two axle assemblies Component 10000 can also include two electric machine controllers, and two electric machine controllers and two electric drive axle assemblies 100 1 are a pair of Should, and each electric machine controller individually controls the power motor 11 of corresponding electric drive axle assembly 100.Thus, two electric drives Axle assembly 100 works independently, non-interference, is controlled respectively by two electric machine controllers, is adjusted by being precisely controlled unit The rotating speed of power motor 11, so as to fulfill real-time synchronization.Further, since two electric drive axle assemblies 100 can work independently, i.e., Prevent to have an electric drive axle assembly 100 from working, another electric drive axle assembly 100 can also drive vehicle to run, and have Two independent power sources, i.e., two independent power motors 11 so that vehicle power is more powerful.
One in two axle assemblies is electric drive axle assembly 100, another in two axle assemblies is driven In the embodiment of bridge, electric drive axle assembly 100 drives driven bridge, realizes the traveling of vehicle 100000, and simple in structure and arrangement is held Easily.
As shown in Fig. 6-Figure 14, electric drive axle assembly 100 includes electric power assembly 101 and axle case assy 102.Electric power is total Include power motor 11, speed changer 12 and differential mechanism 13 into 101.As shown in Fig. 6-Fig. 9, axle case assy 102 includes axle housing component 21 and two semiaxis 22.Two semiaxis 22 and differential mechanism 13 are respectively positioned in axle housing component 21.
It is understood that the power that power motor 11 exports is turned round by the change velocity modulation of speed changer 12 and passes to differential mechanism 13, two output terminals of differential mechanism 13 output power imparts power to coupled car to two semiaxis 22, semiaxis 22 Wheel, so as to drive vehicle 100000 to travel.
As shown in Figure 6 and Figure 7, in the electric drive axle assembly 100 of the embodiment of the present invention, speed changer 12 has 12 shell of speed changer Body 121, power motor 11 are fixed on 12 housing 121 of speed changer, and differential mechanism 13 is supported on 12 housing 121 of speed changer, speed change 12 housing 121 of device is fixed on axle housing component 21.For example, in some embodiments of the invention, power motor 11 can pass through Threaded connector is fixed on 12 housing 121 of speed changer, and 12 housing 121 of speed changer can be connected through a screw thread part and be fixed on axle housing On component 21, differential mechanism 13 is supported on 12 housing 121 of speed changer by bearing.
That is, in electric drive axle assembly 100,12 housing 121 of speed changer can be carried as the installation of power motor 11 Body, and 12 housing 121 of speed changer is the connecting component of electric power assembly 101 and axle case assy 102, thus by power motor 11, Speed changer 12, differential mechanism 13 and axle case assy 102 integrate.
Electric drive axle assembly 100 according to embodiments of the present invention, by by power motor 11, speed changer 12, differential mechanism 13 And axle case assy 102 integrates, thus it is compact-sized, assembling is simple, alleviate quality, is small, occupying little space, Easy to be arranged on vehicle 100000, and shorten that driving chain, transmission loss be small, transmission efficiency.
Speed changer 12 includes multiple transmission shafts, and multiple transmission shafts are set gradually from the top down, thus greatly shorten electric power Distance of the barycenter of assembly 101 to the center of axle case assy 102 so that electric power assembly 101 turns round the opposite of axle case assy 102 Square is reduced, and connection is reliable, and transmission is more steady.
Further, electric drive axle assembly 100 can also include suspension arrangement, and suspension arrangement is connected to electric power assembly Between 101 and vehicle frame 400.That is, electric power assembly 101 is not to be carried completely by axle case assy 102, electric power assembly 101 are also connected by suspension arrangement with vehicle frame 400, so can 101 centroid motion of active balance electric power assembly and it is total to axle housing The moment of torsion produced into 102.By setting suspension arrangement, impact can be effectively reduced, it is total with axle housing to reach electric power assembly 101 as far as possible It is synchronous into 102 bounces, the torque between electric power assembly 101 and axle case assy 102 is almost dropped to zero, guarantee connects between the two Reliability is connect, ensures power transmission stability, ensures the safety in utilization of whole electric drive axle assembly 100.
The arrangement of this electric drive axle assembly 100, more conducively 101 volume of electric power assembly are big, 11 work(of power motor The big vehicle 100000 of rate, so as to meet the traveling demand of the vehicle 100000 of heavy-load type well.
Suspension arrangement can be connected to one end of the remote axle case assy 102 of 12 housing 121 of speed changer and vehicle frame 400 it Between, thus more conducively 101 centroid motion of balance electric power assembly and to axle case assy 102 produce moment of torsion, make electric power assembly 101 is more stable with the installation of axle case assy 102.
Alternatively, suspension arrangement can include two dampers, and two dampers can be symmetricly set on 12 shell of speed changer The left and right sides of body 121.Thus, the stress of electric power assembly 101 is more balanced.Vehicle frame 400 can include crossbeam, and the one of damper End is installed on crossbeam, and the other end of damper is installed on 12 housing 121 of speed changer.
Electric drive axle assembly 100 according to embodiments of the present invention, by being set between electric power assembly 101 and vehicle frame 400 Put suspension arrangement, impact can be effectively reduced, reach as far as possible electric power assembly 101 beat with axle case assy 102 it is synchronous, electric power Torque between assembly 101 and axle case assy 102 almost drops to zero, ensures connection reliability between the two, ensures power transmission Stability, makes the use of whole electric drive axle assembly 100 more reliable, safer.
Each axle assembly is connected by suspension system 500 with vehicle frame 400.That is, suspension system 500 is vehicle frame 400 with the connecting component of each axle assembly so that influence of the vibration of the drive system of vehicle 100000 to vehicle is big It is big to reduce, draw high the comfort of vehicle.
According to the drive axle assemblies 10000 for vehicle of inventive embodiments, by by two cars in the second axle assembly At least one in axle assembly is arranged to compact-sized, driving-chain is short, transmission efficiency and the easy electric drive axle assembly of arrangement 100, so that vehicle 100000 realizes steady driving process, environmentally protective, zero emissions, zero pollution, low noise；Pass through suspension system Vehicle frame 400 500 is connected by system with each axle assembly so that vehicle 100000 more comfortably, by by multiple transmission shafts on to Under set gradually, greatly shorten the barycenter of electric power assembly 101 to the distance at the center of axle case assy 102 so that electric power is total Opposing torque into 101 pairs of axle case assys 102 is reduced, and connection is reliable, and transmission is more steady.
Vehicle 100000 according to embodiments of the present invention, using above-mentioned drive axle assemblies 10000, so as to have driving process Steadily, the advantages that transmission is more steady, connection is reliable, environmentally protective, zero emissions, zero pollution, low noise, high comfort.
Vehicle 10000 according to embodiments of the present invention is described in detail referring to Fig. 1-Figure 15.As shown in figure 15, vehicle 10000 include vehicle frame 400, the first axle assembly 300 and the drive axle assemblies 10000 for vehicle, the drive axle group for vehicle Part 10000 includes the second axle assembly 1000 and suspension system 500.
The anteroposterior direction of first axle assembly 300 and the second axle assembly 1000 along vehicle 100000 is spaced apart setting, the second bridge Assembly 1000 includes two axle assemblies, and at least one in two axle assemblies is electric drive axle assembly 100, and each vehicle bridge is total Cheng Jun is connected by suspension system 500 with vehicle frame 400.
Suspension system 500 according to embodiments of the present invention is described in detail referring to Fig. 1-Fig. 5.As Figure 1-Figure 5, hang Frame system 500 includes being spaced apart two elastic components 50 set, balance shaft assembly 51 in left-right direction and is spaced along the vertical direction Open up the first distance rod group and the second distance rod group put.
Two elastic components 50 are spaced apart set in left-right direction, and a left side for being located at vehicle 100000, one is located at car 100000 right side.The both ends (i.e. front-end and back-end) of each elastic component 50 are connected with two axle housing components 21 respectively, and often A elastic component 50 is respectively positioned on the top of two axle housing components 21.Alternatively, elastic component 50 includes at least one layer of leaf spring, it is preferable that Elastic component 50 is multilayer leaf spring, and multilayer leaf spring is stacked from top to bottom.
In other words, the front end of the elastic component 50 in left side and the left end phase of the axle housing component 21 of the axle assembly positioned at front Even, the rear end of the elastic component 50 in left side is connected with the left end of the axle housing component 21 for the axle assembly being located behind, the elasticity in left side Part 50 is positioned at the top of two axle housing components 21；The front end of the elastic component 50 on right side and the axle housing group of the axle assembly positioned at front The right end of part 21 is connected, the rear end of the elastic component 50 on right side and the right end phase for the axle housing component 21 of axle assembly being located behind Even, the elastic component 50 on right side is positioned at the top of two axle housing components 21.
That is, it is used for the drive axle assemblies 10000 of vehicle according to the present invention, since axle housing component 21 is entirely placed in Below elastic component 50, i.e., axle case assy 102 and electric power assembly 101 are respectively positioned on below elastic component 50 (leaf spring) so that electric power The influence that assembly 101 vibrates to vehicle greatly reduces, and draws high the comfort of vehicle, and driving process is steady, environmentally protective, zero-emission Put, no pollution, low noise.
Balance shaft assembly 51 is fixed on vehicle frame 400, and balance shaft assembly 51 is total positioned at two vehicle bridge in the longitudinal direction Between, i.e. two axle assemblies are located at the both sides of balance shaft assembly 51 respectively, and the middle part of each elastic component 50 is each attached to On balance shaft assembly 51, that is to say, that balance shaft assembly 51 can be as the connecting component of elastic component 50 and vehicle frame 400, left side The middle part of elastic component 50 be fixed on the left end of balance shaft assembly 51, the middle part of the elastic component 50 on right side is fixed on balance shaft assembly 51 right end.Thus the fixation of elastic component 50 is more firm, i.e., the both ends of each elastic component 50 are separately fixed at two axle housing components On the end of 21 the same side, and the middle part of each elastic component 50 is fixed in the respective end of balance shaft assembly 51.
By taking elastic component 50 includes at least one layer of leaf spring as an example, the middle part of elastic component 50 is fixed on balance by U-bolts 52 On axle assembly 51, i.e., at least one layer of leaf spring is fixed on corresponding one end of balance shaft assembly 51 by U-bolts 52.
Alternatively, the U-bolts 52 that each elastic component 50 is spaced apart by two anteroposterior directions is fixed on the phase of balance shaft It should hold.
As Figure 1-Figure 5, the first distance rod group includes symmetrically arranged two the first subgroups in the longitudinal direction, two First subgroup is corresponded with two axle housing components 21, i.e., each first subgroup includes multiple first distance rods 53, Mei Ge One distance rod 53 is both connected between vehicle frame 400 and corresponding axle housing component 21.
Second distance rod group includes symmetrically arranged two the second subgroups in the longitudinal direction, two the second subgroups with two Axle housing component 21 corresponds, and each second subgroup includes multiple second distance rods 54, and each second distance rod 54 is all connected with Between balance shaft assembly 51 and corresponding axle housing component 21.
In other words, any one first distance rod 53 in the first distance rod group is both connected to vehicle frame 400 and corresponding bridge Between shell component 21, any one second distance rod 54 in the second distance rod group be both connected to balance shaft assembly 51 with it is corresponding Between axle housing component 21, pass through above-mentioned two distance rod group and balance shaft assembly 51 and the connection with vehicle frame 400 so that two The position of axle assembly relative frame 400 is fixed, and when the second axle assembly produces power, vehicle body is pushed advance.
In the embodiment specifically of the present invention, the first distance rod group is located at the top of the second distance rod group, often One end of a first distance rod 53 is connected with the middle part of corresponding axle housing component 21, such as one end of each first distance rod 53 is equal It is connected by the first distance rod axle housing mounting base 552 with the middle part of corresponding axle housing component 21, the first distance rod axle housing mounting base 552 are fixed on the middle part of axle housing component 21, and the first distance rod axle housing mounting base 552 is located at the top of axle housing component 21.
The other end of each first distance rod 53 is connected by the first distance rod vehicle frame mounting base 551 with vehicle frame 400, and first Distance rod vehicle frame mounting base 551 is fixed on vehicle frame 400, and the first distance rod vehicle frame mounting base 551 is located at two axle housing components 21 centre.
In other words, each first distance rod 53 corresponds to a first distance rod axle housing mounting base 552 and one first respectively Distance rod vehicle frame mounting base 551, the front end of the first distance rod 53 in first subgroup in front pass through the first distance rod bridge Shell mounting base 552 is connected with the middle part of the axle housing component 21 in front, the first distance rod 53 in first subgroup in front Rear end is connected by the first distance rod vehicle frame mounting base 551 with vehicle frame 400；The first distance rod in the first subgroup being located behind 53 rear end is connected by the first distance rod axle housing mounting base 552 with the middle part of the axle housing component 21 at rear, be located behind The front end of the first distance rod 53 in one subgroup is connected by the first distance rod vehicle frame mounting base 551 with vehicle frame 400.
Preferably, one end of each first distance rod 53 is respectively positioned on the inner side of the other end of same first distance rod 53, That is each first distance rod 53 is obliquely installed, and the first distance rod 53 in first subgroup in front is from forward direction After stretch out, the first distance rod 53 in the first subgroup being located behind extends internally from front to back.
Preferably, the first distance rod vehicle frame mounting base 551 is fixed on the knot of the inner side, thus suspension system 500 of vehicle frame 400 Structure is more compact, and connects and assemble and is more convenient.It is understood that vehicle frame 400 can include being spaced apart in left-right direction setting Two longerons, the first distance rod vehicle frame mounting base 551 in left side is located at the side rail inner in left side, the first distance rod car on right side Frame mounting base 551 is positioned at the side rail inner on right side.
In some specific examples of the present invention, each first subgroup includes two the first distance rods 53, two the One end of one distance rod 53 is integrally formed, and the first distance rod axle housing mounting base 552 corresponding with the first subgroup is two, and two First distance rod 53 is connected correspondingly with two the first distance rod axle housing mounting bases 552；Corresponding with the first subgroup first Distance rod vehicle frame mounting base 551 is two, the other end and two the first distance rod vehicle frame mounting bases of two the first distance rods 53 551 correspond.
In other words, two the first distance rod axle housings installation corresponding with two 53 structures of the first distance rod of each first subgroup Seat 552 is integrated into a first distance rod V-arrangement axle housing mounting base 556.
Preferably, one first to be connected with the rear end of first distance rod 53 in the left side of the first subgroup positioned at front side pushes away Power bar vehicle frame mounting base 551 and be connected with the front end of first distance rod 53 in the left side of the first subgroup positioned at rear side one One distance rod vehicle frame mounting base 551 may be integrally formed, with first distance rod 53 on the right side of the first subgroup positioned at front side The first distance rod vehicle frame mounting base 551 and the first distance rod with the right side of the first subgroup positioned at rear side that rear end is connected The first distance rod vehicle frame mounting base 551 that 53 front end is connected may be integrally formed.So integrally formed two first Distance rod vehicle frame mounting base 551, structural strength is high, simpler with the assembling of vehicle frame 400.Alternatively, first after this is integrated pushes away Power bar vehicle frame mounting base 551 can be connected through a screw thread part and be fixed on vehicle frame 400.
In the embodiment specifically of the present invention, the first distance rod group is located at the top of the second distance rod group, often One end of a second distance rod 54 is connected with the end of corresponding axle housing component 21, such as one end of each second distance rod 54 is equal It is connected by the second distance rod axle housing mounting base 554 with the end of corresponding axle housing component 21, the second distance rod axle housing mounting base 554 are fixed on the end of axle housing component 21, and the second distance rod axle housing mounting base 554 is located under corresponding axle housing component 21 Side.
The other end of each second distance rod 54 passes through the second distance rod balance shaft mounting base 553 and 51 phase of balance shaft assembly Even, the second distance rod balance shaft mounting base 553 is fixed on the end of balance shaft assembly 51, corresponding with same second distance rod 54 The end of axle housing component 21 and the end of balance shaft assembly 51 be located at the same side of driving axis 1000.
In other words, each second distance rod 54 corresponds to a second distance rod axle housing mounting base 554 and one second respectively Distance rod balance shaft mounting base 553, the front end of second distance rod 54 in the left side in second subgroup in front pass through second Distance rod axle housing mounting base 554 is connected with the left part of the axle housing component 21 in front, the right side in second subgroup in front The front end of the second distance rod 54 pass through the second distance rod axle housing mounting base 554 and the right part phase of the axle housing component 21 in front Even；The rear end of second distance rod 54 in the left side in second subgroup in front passes through the second distance rod balance shaft mounting base 553 are connected with the left end of balance shaft assembly 51, after second distance rod 54 on the right side in second subgroup in front End is connected by the second distance rod balance shaft mounting base 553 with the right-hand end of balance shaft assembly 51.
Installed by the second distance rod axle housing the rear end of second distance rod 54 in the left side in the second subgroup being located behind Seat 554 is connected with the left part of the axle housing component 21 at rear, second distance rod 54 on the right side in the second subgroup being located behind Rear end be connected by the second distance rod axle housing mounting base 554 with the right part of the axle housing component 21 at rear；Be located behind The front end of second distance rod 54 in the left side in two subgroups passes through the second distance rod balance shaft mounting base 553 and balance shaft assembly 51 Left end be connected, the front end of second distance rod 54 on the right side in the second subgroup being located behind is put down by the second distance rod Weighing apparatus axis mounting base 553 is connected with the right-hand end of balance shaft assembly 51.
Preferably, one end of each second distance rod 54 is respectively positioned on the inner side of the other end of same second distance rod 54, That is each second distance rod 54 is obliquely installed, and the second distance rod 54 in second subgroup in front is from forward direction After extend internally, the second distance rod 54 in the second subgroup being located behind stretches out from front to back.
In some specific examples of the present invention, each second subgroup includes two the second distance rods 54, with second The corresponding second distance rod axle housing mounting base 554 of subgroup is two.Further, as shown in figure 3, bridge corresponding with the second subgroup The both ends of shell component 21 are respectively fixed with two elastic component mounting bases 555 for being spaced apart set in the lateral direction, two elasticity Part mounting base 555 is corresponded with two the second distance rod axle housing mounting bases 554, each second distance rod axle housing mounting base 554 The lower section of corresponding elastic component mounting base 555 is each attached to, each second distance rod balance shaft mounting base 553 is each attached to balance The lower section of axle assembly 51.
In other words, the left end of axle housing component 21 corresponding with the second subgroup fixes an elastic component mounting base 555, corresponding Second distance rod axle housing mounting base 554 of left end is fixed on the lower section of the elastic component mounting base 555 of left end, corresponding with the second subgroup Balance shaft assembly 51 left end below fix a second distance rod balance shaft mounting base 553；It is corresponding with the second subgroup The right end of axle housing component 21 fixes an elastic component mounting base 555, and the second distance rod axle housing mounting base 554 of corresponding right end is solid The lower section of the elastic component mounting base 555 of right end is scheduled on, the lower section of the right end of balance shaft assembly 51 corresponding with the second subgroup is fixed One the second distance rod balance shaft mounting base 553.In this way, the second distance rod group is disposed entirely within the first distance rod group Side so that the top of axle assembly is fixed with lower section with vehicle frame 400, so as to so that the position of vehicle frame 400 and axle assembly It is relatively fixed, and stress more balances, load is more evenly distributed, and optimizes the arrangement of vehicle 100000.
Preferably, the both ends of each first distance rod 53 and the both ends of each second distance rod 54 are respectively provided with ball and are hinged Structure, so that the junction of the first distance rod 53 and vehicle frame 400 and axle assembly, and the second distance rod 54 and balance shaft assembly 51 and the junction of axle assembly, certain flexibility is respectively provided with, good damping result is easy to connect.
Preferably, in some embodiments as Figure 1-Figure 5, two axle assemblies are electric drive axle assembly 100, And an electric drive axle assembly 100 is to be formed after another electric drive axle assembly 100 rotates 180 degree, so that middle drive axle is with after Drive axle can share, and only need to develop an axle assembly, and four first distance rods 53 and second of the first distance rod group Four second distance rods 54 of distance rod group, each only need to develop a kind of state, greatly reduce development cost.
In short, the drive axle assemblies 10000 for vehicle according to embodiments of the present invention, electric drive axle assembly 100 will Power motor 11, speed changer 12 and axle case assy 102 are integrated in one, compact-sized and transmission efficiency, and for vehicle Second axle assembly 1000 of drive axle assemblies 10000 is all using electric drive mode, and capacity usage ratio is high, response speed block, and There is stronger power performance, the whole power section of vehicle 100000 in addition is all located under elastic component 50, i.e. the vibration of vehicle Source is placed under elastic component 50, and after the vibration damping by suspension system 500, vibration weakening, vehicle comfort greatly improves, and multiple portions Part (such as axle assembly, the first distance rod 53, second distance rod 54) can share, and development cost is low.Preferably, when two cars When axle assembly is electric drive axle assembly 100, two electric drive axle assemblies 100 can work asynchronously, and can also work independently, i.e., Prevent there is an electric drive axle assembly 100 also to drive vehicle to run from another electric drive axle assembly 100 that works, two independences Power source so that vehicle power is more powerful.
Electric drive axle assembly 100 according to embodiments of the present invention is described in detail referring to Fig. 6-Figure 15.Such as Fig. 6-Figure 15 Shown electric drive axle assembly 100 includes electric power assembly 101, axle case assy 102 and suspension arrangement.Alternatively, electric power is total It can be fixed on into 101 by multiple bolts on axle case assy 102, so as to be integrated into electric drive axle assembly 100.
As shown in Fig. 6, Fig. 7, Figure 10-Figure 14, electric power assembly 101 includes power motor 11, speed changer 12 and differential mechanism 13rd, electro-hydraulic gearshift execution module 15, wherein speed changer 12 have 12 housing 121 of speed changer.
As shown in fig. 6, power motor 11 can be fixed on by multiple bolts on 12 housing 121 of speed changer, multiple bolts Around being provided at circumferentially spaced for power motor 11.Power motor 11 can be permanent magnet synchronous motor.Power motor 11 passes through triple line External power supply, realizes that power motor 11 drives.
As shown in Figure 10, power motor 11 includes active cooling structure.Active cooling structure is used for actively to power motor 11 are cooled down.In some optional embodiments, active cooling structure includes the coolant circulation cooled down for power motor 11 Passage 111, cools down power motor 11 by circulation of the coolant in coolant circulation passage 111.As shown in Figure 10, Coolant circulation passage 111 has entrance A and outlet B, and coolant can enter coolant circulation passage 111 from entrance A, and pass through Cross after carrying out heat exchange with power motor 11, from outlet B outputs.
Thus, by making power motor 11 carry active cooling structure, it can prevent power motor 11 from overheating, indirectly lifting Efficiency, prevents power motor 11 from burning out, and can meet high-power, high rotating speed and prolonged operational requirements, preferably with stirring The operating condition matching of car, and can be used for light-duty to heavy complete set vehicle.
Preferably, active cooling structure can also include coolant actuator, and coolant actuator is located at coolant circulation To drive coolant flowing in the coolant circulation passage 111 on passage 111.Alternatively, coolant actuator can be cooling Oil pump.Thus, active cooling structure carries coolant actuator, and degree of integration is high, and assembles simple.
Certainly the present invention some optional embodiments in, coolant circulation passage 111 can also with positioned at electric drive The coolant connection of the outside of axle assembly 100, that is to say, that coolant can be introduced from outside into, i.e., active cooling structure is cold But liquid circulation canal 111 can share coolant actuator with the coolant circulation path of other components on trucd mixer.
12 housing 121 of speed changer can be bolted on the axle housing component 21 of axle case assy 102.Axle housing component 21 Including axle housing 210 and shell cover 213.The middle part of axle housing 210 has the unlimited differential mechanism accommodation space of both sides of the face, shell cover 213 It is removably mounted on axle housing 210 to close a unlimited side end face at the middle part of axle housing 210,12 housing 121 of speed changer is solid It is scheduled on unlimited another side end face at the middle part of axle housing 210.
Alternatively, shell cover 213 can be connected through a screw thread part and be removably mounted on axle housing 210, specifically, as Fig. 6, Shown in Fig. 7 and Fig. 9, threaded connector is bolt 403, and shell cover 213 can be by circumferentially spaced multiple along the shell cover 213 Bolt 403 is threaded on a unlimited side end face at the middle part of axle housing 210.In this way, by the way that shell cover 213 is removably pacified It on axle housing 210, can be more convenient the installation of electric power assembly 101, and fixed structure is simple, it is easy to operate.Specifically, The shell cover 213 of one side end face (taking turns the side end face at bag) at the middle part of axle housing 210 makes assembled, can efficiently reduce electricity The assembly difficulty of power assembly 101 and two semiaxis 22, is more advantageous to the maintenance of differential mechanism 13.
Preferably, electric drive axle assembly 100 further includes multiple bolts, and 12 housing 121 of speed changer is equipped with multiple threaded holes, Axle housing 210 is equipped with to be corresponded with multiple threaded holes multiple vias correspondingly, multiple bolts with multiple vias, each spiral shell Bolt is fixed in corresponding threaded hole through corresponding via 12 housing 121 of speed changer to be fixed on to the middle part of axle housing 210 On unlimited another side end face.
That is, electric drive axle assembly 100 according to embodiments of the present invention, threaded hole is arranged on 12 housing of speed changer On 121, and via is arranged on axle housing 210, so in the case of bonding strength is ensured, it is also possible that 12 volume of speed changer is use up Measure small, structure is more compact.
Further, as Fig. 7 shows, the both ends (i.e. left end and right end) of axle housing component 21, which can be respectively welded, is fixed with two Axle tube 23.
Axle case assy 102 can also include two brakes 25 and two of hub assembly 24, two of hub reduction gear 20, two A brake mounting board 214, each hub assembly 24 are installed in rotation on accordingly on axle tube 23, two half-axile sleeves Pipe 23 is set in outside two semiaxis 22 correspondingly, and two hub reduction gears 20 are corresponded with two hub assemblies 24, often The input terminal of a hub reduction gear 20 is connected with corresponding semiaxis 22, output terminal and the corresponding wheel hub of each hub reduction gear 20 Assembly 24 is connected.
In some specific embodiments of the present invention, as shown in figure 8, hub reduction gear 20 is planetary reducer. Planetary reducer includes sun gear 202, planetary gear 203 and ring gear 204, and sun gear 202 is fixed on semiaxis 22, with Semiaxis 22 rotates synchronously, and planetary gear 203 is engaged with sun gear 202 and ring gear 204 respectively, and ring gear 204 passes through ring gear branch Frame 205 is fixed on corresponding axle tube 23.Thus, small, transmission efficiency, reduction range is wide.
Alternatively, as shown in figure 8, hub reduction gear 20 includes 20 housing 201 of hub reduction gear, 20 housing of hub reduction gear 201 can be fixed on hub assembly 24, thus further reduce the volume of axle case assy 102, and compact-sized, save empty Between.
Further, internal tooth coil support 205 is engaged with ring gear 204, and planetary reducer can also include baffle ring 206, baffle ring 206 is diametrically folded between internal tooth coil support 205 and ring gear 204, so as to be carried out radially to ring gear 204 It is spacing, it preferably ensure that the assembly precision of hub reduction gear 20 and hub assembly 24.
Two brakes 25 are corresponded with two hub assemblies 24, i.e., a brake 25 corresponds to a hub assembly 24 To be braked to the hub assembly 24.Two brake mounting boards 214, which are respectively welded, to be fixed on the both ends of axle housing component 21, Two brakes 25 are connected through a screw thread part and are fixed on correspondingly on two brake mounting boards 214, and two brakes 25 brake drum 251 is fixed on two hub assemblies 24 correspondingly.
Axle case assy 102 can also include two groups of axial limiting parts 27, two groups of axial limiting parts 27 and two hub assemblies 24 correspond, i.e., one group of axial limiting part 27 corresponds to a hub assembly 24 to carry out axial limiting to the hub assembly 24. Each internal tooth coil support 205 is set in outside corresponding axle tube 23 by spline structure, and every group of axial limiting part 27 is wrapped Include stop nut 271 and locking gasket 272.Stop nut 271 and locking gasket 272 are set in corresponding axle tube 23 Outside, and stop nut 271 and corresponding axle tube 23 are threadedly coupled with by corresponding ring gear 204 and corresponding hub assembly 24 are pressed between locking gasket 272 and the brake drum 251 of corresponding brake 25.
It is understood that two hub assembly 24, two of hub reduction gear 20, two axle tube 23, two brakings 214, two groups of brake mounting board, 27, two semiaxis 22 of axial limiting part of device 25, two correspond, and in the width of vehicle On direction, respectively symmetrically it is located at the left and right ends of axle housing component 21.
Below by taking right end as an example, describe the hub reduction gear 20 at the end, hub assembly 24, axle tube 23, brake 25, Brake mounting board 214, the connection relation of axial limiting part 27 and position relationship：
Specifically, as shown in figure 8, the right end of axle housing component 21 is welded with an axle tube 23, the hub assembly of right end 24 are installed in rotation on the axle tube 23 of right end, and the axle tube 23 of right end is set in outside the semiaxis 22 on right side.Wheel hub Assembly 24 is a part for wheel, and the rotation of hub assembly 24 can realize the rotation of wheel.More specifically, as shown in figure 8, The right end of the semiaxis 22 of right end passes through the axle tube 23 of right end, and is connected through a screw thread part (bolt 406 in such as Fig. 8) and the right side The hub reduction gear 20 (for example, 20 housing 201 of hub reduction gear) at end tightens together, and the left end of the semiaxis 22 of right end passes through flower Key is connected with differential mechanism 13, and the power that differential mechanism 13 exports is passed to the defeated of the hub reduction gear 20 of right end by the semiaxis 22 of right end Enter end, by the deceleration of the hub reduction gear 20 of right end, power is passed to via the output terminal of the hub reduction gear 20 of right end The hub assembly 24 and then drive vehicle wheel rotation of right end.
It is installed on the brake 25 of the 24 corresponding right end of hub assembly of right end on the brake mounting board 214 of right end, The brake mounting board 214 of right end is fixed on the right end of axle housing component 21, and the brake drum 251 of the brake 25 of right end is also fixed To be rotated with hub assembly 24 on the hub assembly 24 of right end, such as brake mounting board 214 can be arranged and weld It is fixed on the axle housing 210 of axle housing component 21, the brake 25 of right end is connected through a screw thread the brake peace that part is fixed on right end In loading board 214, and the brake drum 251 of the brake 25 of right end can be fixed on the hub assembly 24 of right end by bolt 405, Wherein threaded connector and bolt 405 is multiple.Wherein in the axial direction, i.e., on the left and right directions of vehicle, the braking of corresponding end Device 25 is located between the brake mounting board 214 of corresponding end and the hub assembly 24 of corresponding end.
Axial limiting part 27 corresponding with the hub assembly 24 of right end is 271 He of stop nut of right end group, then right end group The locking gasket 272 of right end group is set in outside the axle tube 23 of right end, and the stop nut 271 of right end group and the half of right end Pipe spreader 23 is threadedly coupled so that the hub assembly 24 of the internal tooth coil support 205 of right end and right end to be pressed on to the locking pad of right end group Between the brake drum 251 of the brake 25 of piece 272 and right end.Thus hub assembly 24 can pass through stop nut 271 and system The cooperation of the brake drum 251 of dynamic device 25 carries out axial locking, similarly, hub reduction gear 20 can also by stop nut 271 with And the cooperation of the brake drum 251 of brake 25 carries out axial locking.Specifically, hub reduction gear 20 housing 201, brake 25 Brake drum 251, a part for hub assembly 24 are fixed together by bolt 405.
Locking gasket 272 can prevent stop nut 271 from loosening.Specifically, each hub assembly 24 passes through hub spindle Hold 241 to be rotatably sleeved on corresponding axle tube 23, axial limiting part 27 can adjust the clearance of hub bearing 241.
By above description, those skilled in the art, can derive hub reduction gear 20, the hub assembly of left end 24th, axle tube 23, brake 25, brake mounting board 214, the connection relation of axial limiting part 27 and position relationship, herein No longer narration in detail.
Preferably, axle case assy 102 can also include two abs sensor components, and two abs sensor components can lead to Cross threaded connector to be fixed on correspondingly on two brake mounting boards 214, i.e. the abs sensor component of left end is fixed on On the brake mounting board 214 of left end, the abs sensor component of right end is fixed on the brake mounting board 214 of right end.It is optional Ground, threaded connector can be screw.
Specifically, formed and sensed when the transducer magnetic head of abs sensor component and the induction gear ring of hub assembly 24 rotate Voltage signal, signal output to control system (such as ECU of vehicle), locking when control system control brake 25 is braked.
Preferably, as shown in Figure 10, electric power assembly 101 can also include electro-hydraulic gearshift execution module 15, electro-hydraulic gearshift Execution module 15 is used to control speed changer 12, and electro-hydraulic gearshift execution module 15 is installed on 12 housing 121 of speed changer.This is electro-hydraulic Matching sensor and delicate flow valve are housed in gearshift execution module 15, exterior electronic control unit can pass through The signal of collection responds, and can be accurately controlled switching speed, the time point of gear switching of speed changer 12, make speed changer 12 smooth gear shiftings, fast response time, maneuverability are good, and can reduce driving fatigue.
Differential-speed lock mechanism is installed on speed changer 12, and differential-speed lock mechanism is arranged in two semiaxis 22 optionally One with the differential casing locking of the differential mechanism 13 of integrated electric drive axle.
The operation principle of differential-speed lock mechanism is, when driving wheel-slip for one, differential casing and semiaxis 22 to be locked Integrally, differential mechanism 13 is made to lose differential action, so as to which all torsion torque is transferred on the driving wheel of opposite side, for It is especially important to operate in the engineering truck that muddy road easily skids.
Axle case assy 102 according to embodiments of the present invention, by setting differential-speed lock mechanism, can make differential mechanism 13 according to vehicle Different driving cycles, realize 13 differential function of differential mechanism or release differential mechanism 13 differential function, especially suitable for severe work The trucd mixer of condition operation, trucd mixer possesses strong impetus, and differential-speed lock mechanism is integrated on speed changer 12, compact-sized, peace Dress is firm, working stability, and reliability is high, makes 100 reliability higher of electric drive axle assembly, function more perfect.
Speed changer includes transmission power input unit and transmission power output section.Transmission power input unit and power electric The motor output shaft of machine is connected directly, and transmission power output section is configured and adapted to will be dynamic in transmission power input unit Power is exported to differential mechanism, and exports the wheel to dumper by differential mechanism to drive dumper to travel.Alternatively, such as Fig. 5 institutes Show, differential mechanism 13 can be supported on case of transmission 121 by differential bearing.
Electric power assembly 101 can also include power takeoff 14, and power takeoff 14 includes power takeoff input terminal and power takeoff exports End.Power takeoff input terminal is arranged to and at least one linkage in transmission power input unit and transmission power output section. That is power takeoff input terminal can be arranged to link with transmission power input unit, power takeoff input terminal can also be arranged to With transmission power output section link, power takeoff input terminal can also be arranged to transmission power input unit link and at the same time with Link transmission power output section.Wherein " link " and refer to action between two components with actively and driven relation, one A component actuation drives another component actuation.
Power takeoff output terminal is arranged to be selectively engageable power takeoff input terminal to export from power takeoff input terminal Power.That is, when power takeoff output terminal is engaged with power takeoff input terminal, power takeoff output terminal can will come from power takeoff and input The power output at end gives device 16 to be driven.
Alternatively, power takeoff 14 is fixed on case of transmission 121, that is to say, that power takeoff 14 is integrated in transmission case On body 121, the thus more compact structure of electric power assembly 101.Specifically, power takeoff 14 can include power takeoff housing 141, should Power takeoff housing 141 is connected with case of transmission 121 or power takeoff housing 141 is integrally formed with case of transmission 121.
When speed changer 12 only needs driving dumper, the power of power motor 11 pass sequentially through transmission power input unit, Transmission power output section, differential mechanism 13 export the wheel to dumper, so as to drive dumper to travel.
When needing to drive device 16 to be driven, it is defeated that the part of the power of power motor 11 passes sequentially through transmission power Enter portion, transmission power output section, differential mechanism 13 export wheel to dumper.Another part of the power of power motor 11 according to Secondary at least one, power takeoff input terminal, power takeoff by transmission power input unit and transmission power output section exports End output is to device 16 to be driven.
In the specific embodiment of the present invention, device 16 to be driven is an oil pump, and the oil pump is in power takeoff 14 Driving under, high pressure liquid pressure oil can be produced, can be that automobile-bucket lifting mechanism etc. of dumper provides power source, meet that vehicle is other The demand of power.
That is, the electric drive axle assembly 100 for dumper according to embodiments of the present invention, by setting power takeoff 14, power output to mechanism in need can be met more market demands, make electric drive axle assembly 100 more practical.This Outside, due at least one linkage in power takeoff input terminal and transmission power input unit and transmission power output section, so that Transmission parts are few, transmission efficiency, and can reduce rate of breakdown, reduce manufacture cost.
Power takeoff input terminal can include power take-off gear k3, and power takeoff output terminal can include power taking axis V, such as Figure 13 institutes Show, power taking axis V can be supported on power takeoff housing 141 by power takeoff bearing 142.Power take-off gear k3 empty sets are in power taking axis On V, i.e. power take-off gear k3 can be rotated relative to power taking axis V, that is to say, that when power take-off gear k3 is rotated, power taking axis V can not turn It is dynamic.
Power takeoff 14 can also include power taking synchronizer S3, and power taking synchronizer S3 is arranged to optionally synchronous power taking Gear k3 and power taking axis V.That is, when device 16 to be driven needs power, power taking synchronizer S3 by power take-off gear k3 with Power taking axis V is synchronous, so that the power output that power taking axis V exports power take-off gear k3 is to device 16 to be driven.When dress to be driven Put 16 be not required power when, power take-off gear k3 is separated with power taking axis V, and power take-off gear k3 can dally around power taking axis V.
In the specific embodiment of the present invention, as shown in figures 11-14, multiple transmission shafts can include first axle Ith, the second axis II, the 3rd axis III and the 4th axis IV.First axle I, the second axis II, the 3rd axis III and the 4th axis IV pass through bearing branch Hold on case of transmission 121.Specifically, as shown in Figure 11, Figure 12 and Figure 14, first axle I, the second axis II, III and of the 3rd axis 4th axis IV extends along the width of dumper, the left and right directions of width, that is, dumper of dumper, power motor 11 can be arranged in the right side of case of transmission 121.
First axle I is connected with the motor output shaft VI of power motor 11, such as shown in Figure 11, first axle I is exported with motor Axis VI can be connected by spline structure, and specifically, first axle I has internal spline, and motor output shaft VI has and the internal spline The external splines of cooperation.Certainly, first axle I can also be connected with motor output shaft VI by shaft coupling.According to embodiments of the present invention Electric power assembly 101, by the way that the motor output shaft VI of power motor 11 is connected directly with first axle I, driving-chain is short, and tie Structure is simple.
As shown in Figure 11 and Figure 14, input gear q is fixed with first axle I, i.e. input gear q can be same with first axle I Step rotates, and is fixed with idle pulley q ' on the second axis II, i.e. idle pulley q ' can be rotated synchronously with the second axis II, idle pulley q ' and input gear Q is engaged.
As shown in figure 14, the 3rd axis III includes the first shaft part III -1 and the second shaft part III -2 being coaxially disposed, and the second axis Section III -2 is arranged to optionally engage with the first shaft part III -1, that is to say, that the second shaft part III -2 can be with the first shaft part To be rotated synchronously with the first shaft part III -1, the second shaft part III -2 and the first shaft part III -1 each can also individually turn for III -1 engagement It is dynamic.
As shown in figure 14, one end of the first shaft part III -1 is set in outside the second shaft part III -2, i.e. the second shaft part III -2 leans on One end of nearly first shaft part III -1 is supported on the first shaft part III -1, and the first shaft part III -1 is further supported on case of transmission 121, Specifically, the first shaft part III -1 is hollow shaft, and the first shaft part III -1 has bearing hole, close first shaft part of the second shaft part III -2 III -1 one end is supported on by bearing B1 in the bearing hole (i.e. the internal perisporium of the first shaft part III -1) of the first shaft part III -1, and first Shaft part III -1 (i.e. the periphery wall of the first shaft part III -1) is also supported on case of transmission 121 by bearing B2, and bearing B1 includes A pair of of taper roll bearing positioned at one end that the second axis II is held, bearing B2 are included respectively positioned at the both ends of the first shaft part III -1 Two cylinder roller bearings.Set by this inside and outside different types of bearing, make the stress of the 3rd axis III more reasonable, indirectly Extend the service life of speed changer 12.
First gear k1 is fixed with first shaft part III -1, i.e. first gear k1 can turn with the first shaft part III -1 is synchronous It is dynamic, and when the first shaft part III -1 is not engaged with the second shaft part III -2, first gear k1 can be freely rotated with respect to the second shaft part III -2, When first shaft part III -1 is engaged with the second shaft part III -2, first gear k1 can also be rotated synchronously with the second shaft part III -2, the One gear k1 is engaged with idle pulley q ', is set with multiple gear driven gears on the second shaft part III -2, i.e. gear driven gear can phase Second shaft part III -2 is rotated, that is to say, that when gear driven gear rotates, the second shaft part III -2 can not rotate.
Second gear k2 and multiple gear driving gears are fixed with 4th axis IV, i.e. second gear k2 can be with the 4th axis IV rotates synchronously, and each in multiple gear driving gears can be rotated synchronously with the 4th axis IV.Second gear k2 and One gear k1 is engaged, and multiple gear driving gears engage correspondingly with multiple gear driven gears.
Alternatively, the length and structure of the 3rd axis III and the 4th axis IV have a variety of, on the 3rd axis III and the 4th axis IV, nibble The gear of conjunction also has different logarithms, so that speed changer 12 has more gears to export.
Wherein, first axle I, input gear q, the second axis II, idle pulley q ' composition transmission power input units, the 3rd axis III, First gear k1, the 4th axis IV, second gear k2, multiple gear driving gears and multiple gear driven gears form speed changer and move Power output section.
Further, as shown in figure 14, it is further fixed on output gear z on the second shaft part III -2, i.e. output gear z can be with Second shaft part III -2 rotates synchronously, and output gear z can engage with the differential mechanism driven gear z ' of differential mechanism 13, so that by power The power that motor 11 exports, differential mechanism 13 is delivered to by speed changer 12, and drives semiaxis 22 and wheel by differential mechanism 13, real Existing dumper traveling.
It is further preferred that input gear q, idle pulley q ', first gear k1, second gear k2, multiple gear driving gears It is angular gear with multiple gear driven gears.Output gear z is also angular gear.Thus, the transmission of electric power assembly 101 Gear is all big using angular gear, whole 12 stable drive of speed changer, low noise, transmission efficiency and driving torque.
In the specific embodiment of the present invention, multiple gear driven gears include a gear driven gear 1 ', two gears Driven gear 2 ' and three gear driven gears 3 '.Multiple gear driving gears include a gear driving gear 1,2 and of two gear driving gear Three gear driving gears 3, a gear driven gear 1 ' is engaged with a gear driving gear 1, two keep off driven gears 2 ' and two gear driving gear 2 Engagement, three gear driven gears 3 ' are engaged with three gear driving gears 3.
Transmission power output section can also include one or four gear synchronizer S1 and two or three gear synchronizer S2.One or four gear synchronizers S1 is arranged to optionally engage one in the first shaft part III -1 and one gear driven gear 1 ' with the second shaft part III -2. That is the second shaft part III -2 can be engaged with same with the first shaft part III -1 by one or four gear synchronizer S1 with the first shaft part III -1 Step rotates, or the second shaft part III -2 can be engaged so that the second shaft part by one or four gear synchronizer S1 with a gear driven gear 1 ' III -2 and one gear driven gear 1 ' rotates synchronously, or it is not engaged with the first shaft part III -1 that the second shaft part III -2, which can also be located at, The centre position not engaged again with a gear driven gear 1 '.
Two or three gear synchronizer S2 are arranged to one in two gear driven gears 2 ' and three gear driven gears 3 ' optionally It is a to be engaged with the second shaft part III -2.That is, the second shaft part III -2 can pass through two or three gear synchronizer S2 and two gear driven tooths Wheel 2 ' is engaged so that the second shaft part III -2 and two gear driven gear 2 ' rotates synchronously, or the second shaft part III -2 can pass through two or three Gear synchronizer S2 is engaged with three gear driven gears 3 ' so that the second shaft part III -2 and three gear synchronous rotation of driven gear 3 ', Huo Zhe Two shaft parts III -2 can also be located at the interposition for not engaging and not engaged with three gear driven gears 3 ' with two gear driven gears 2 ' Put.
Wherein, as shown in figure 14, output gear z is between a gear driven gear 1 ' and two gear driven gears 2 '.Thus The more compact structure of speed changer 12.
In the four speed transmission 12, the both ends of first axle I are supported on transmission case by paired taper roll bearing On body 121, idle pulley q ' is connected with the second axis II by inside and outside spline structure, and the second axis II is rolled by the paired circular cone in both ends Sub- bearing is supported on case of transmission 121, and three gear driven gears 3 ', two gear driven gears 2 ' and a gear driven gear 1 ' pass through Bearing fit is connected on the second shaft part III -2, and two or three gear synchronizer S2, one or four gear synchronizer S1 and output gear z pass through spline Respective outer side edges are connected on the second shaft part III -2.Second gear k2 is connected on the 4th axis IV by spline structure, three gears Driving gear 3, two gear driving gear 2 and one keep off driving gear 1 and are connected by spline structure on the 4th axis IV.Differential Device driven gear z ' can be connected through a screw thread part or the form of welding is fixedly mounted on differential mechanism 13, drive differential mechanism 13 Rotate.
From the above description it can be seen that the present invention provides a four speed transmission 12, speed than it is big, moment of torsion is big, have compared with Strong power performance, preferable maneuverability, can meet the requirement of heavy goods vehicles.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or Position relationship, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three It is a etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects Connect or be electrically connected or can communicate each other；It can be directly connected, can also be indirectly connected by intermediary, can be with It is the interaction relationship of connection inside two elements or two elements, unless otherwise restricted clearly.For this area For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office Combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this area Art personnel can be tied the different embodiments or example described in this specification and different embodiments or exemplary feature Close and combine.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (22)

1. a kind of drive axle assemblies for vehicle, including：
Driving axis, the driving axis includes being spaced apart two axle assemblies set along the longitudinal direction, each described Axle assembly includes axle case assy, and the axle case assy includes axle housing component and two semiaxis, and two semiaxis are located at institute State in axle housing component；
Suspension system, each axle assembly are connected by the suspension system with the vehicle frame of the vehicle；
It is characterized in that, at least one in two axle assemblies is electric drive axle assembly, the electric drive axle assembly is also Including electric power assembly and suspension arrangement, the electric power assembly includes power motor, speed changer, differential mechanism, the speed changer With case of transmission, the power motor is fixed on the case of transmission, and the differential mount is in the speed changer On housing, the differential mechanism is located in the axle housing component, and the case of transmission is fixed on the axle housing component, the change Fast device includes multiple transmission shafts, and the multiple transmission shaft is set gradually from the top down, and the suspension arrangement is connected to described electronic Between the vehicle frame of power assembly and the vehicle, the suspension arrangement is connected to the remote axle case assy of the case of transmission One end and the vehicle vehicle frame between.
2. the drive axle assemblies according to claim 1 for vehicle, it is characterised in that the suspension system is included along a left side Right direction is spaced apart two elastic components of setting, and the both ends of each elastic component are connected with two axle housing components respectively, Each elastic component is respectively positioned on the top of two axle housing components.
3. the drive axle assemblies according to claim 2 for vehicle, it is characterised in that the suspension system further includes：
Balance shaft assembly, the balance shaft assembly be fixed on the vehicle frame and in the longitudinal direction positioned at two vehicle bridge it is total Into centre, it is each attached in the middle part of each elastic component on the balance shaft assembly.
4. the drive axle assemblies according to claim 3 for vehicle, it is characterised in that the elastic component includes at least one Laminate spring.
5. the drive axle assemblies according to claim 4 for vehicle, it is characterised in that pass through in the middle part of the elastic component U-bolts is fixed on the balance shaft assembly.
6. the drive axle assemblies according to claim 3 for vehicle, it is characterised in that the suspension system further includes edge Above-below direction is spaced apart the first distance rod group and the second distance rod group of setting；
The first distance rod group includes symmetrically arranged two the first subgroups in the longitudinal direction, two first subgroups with Two axle housing components correspond, and each first subgroup includes multiple first distance rods, and each described first pushes away Power bar is both connected between the vehicle frame and the corresponding axle housing component；
The second distance rod group includes symmetrically arranged two the second subgroups in the longitudinal direction, two second subgroups with Two axle housing components correspond, and each second subgroup includes multiple second distance rods, and each described second pushes away Power bar is both connected between the balance shaft assembly and the corresponding axle housing component.
7. the drive axle assemblies according to claim 6 for vehicle, it is characterised in that
One end of each first distance rod is connected with the middle part of the corresponding axle housing component, each first distance rod The other end be connected by the first distance rod vehicle frame mounting base with the vehicle frame, the first distance rod vehicle frame mounting base is fixed on On the vehicle frame and positioned at the centre of two axle housing components.
8. the drive axle assemblies according to claim 7 for vehicle, it is characterised in that each first distance rod One end is respectively positioned on the inner side of the other end of same first distance rod.
9. the drive axle assemblies according to claim 7 for vehicle, it is characterised in that each first distance rod One end is connected by the first distance rod axle housing mounting base with the middle part of the corresponding axle housing component, the first distance rod bridge Shell mounting base is fixed on the middle part of the axle housing component and positioned at the top of the axle housing component.
10. the drive axle assemblies according to claim 9 for vehicle, it is characterised in that each first subgroup is equal Including two first distance rods, the first distance rod axle housing mounting base corresponding with first subgroup is two, and Two the first distance rod axle housing mounting bases are integrally formed；
The first distance rod vehicle frame mounting base corresponding with first subgroup is two, two first distance rods it is another One end is corresponded with two the first distance rod vehicle frame mounting bases.
11. the drive axle assemblies according to claim 7 for vehicle, it is characterised in that the first distance rod vehicle frame Mounting base is fixed on the inner side of the vehicle frame.
12. the drive axle assemblies according to claim 6 for vehicle, it is characterised in that
One end of each second distance rod is connected with the end of the corresponding axle housing component, each second distance rod The other end be connected by the second distance rod balance shaft mounting base with the balance shaft assembly, the second distance rod balance shaft peace Dress seat is fixed on the end of the balance shaft assembly, the end of the axle housing component corresponding with same second distance rod It is located at the same side of the driving axis with the end of the balance shaft assembly.
13. the drive axle assemblies according to claim 12 for vehicle, it is characterised in that each second distance rod One end be respectively positioned on same second distance rod the other end inner side.
14. the drive axle assemblies according to claim 12 for vehicle, it is characterised in that each second distance rod One end be connected by the second distance rod axle housing mounting base with the end of the corresponding axle housing component, second distance rod Axle housing mounting base is fixed on the end of the axle housing component and positioned at the lower section of the corresponding axle housing component.
15. the drive axle assemblies according to claim 14 for vehicle, it is characterised in that each second subgroup is equal Including two the second distance rods, the second distance rod axle housing mounting base corresponding with second subgroup is two；
The both ends of the axle housing component corresponding with second subgroup are respectively fixed with is spaced apart what is set in the lateral direction Two elastic component mounting bases, two elastic component mounting bases are corresponded with two the second distance rod axle housing mounting bases, Each second distance rod axle housing mounting base is each attached to the lower section of the corresponding elastic component mounting base；
Each second distance rod balance shaft mounting base is each attached to the lower section of balance shaft assembly.
16. the drive axle assemblies according to claim 6 for vehicle, it is characterised in that each first distance rod Ball articulated structure is respectively provided with the both ends of each second distance rod.
17. the drive axle assemblies according to claim 1 for vehicle, it is characterised in that the multiple transmission shaft includes：
First axle, is fixed with input gear in the first axle, the first axle is connected with the motor output shaft；
Second axis, is fixed with idle pulley on second axis, the idle pulley is engaged with the input gear；
3rd axis, the 3rd axis include the first shaft part and the second shaft part being coaxially disposed, and second shaft part is arranged to optional Engaged with first shaft part to selecting property, first gear, the first gear and the idle pulley are fixed with first shaft part Engage, multiple gear driven gears are set with second shaft part；
4th axis, is fixed with second gear and multiple gear driving gears on the 4th axis, the second gear and described the One gear engages, and multiple gear driving gears engage correspondingly with multiple gear driven gears.
18. the drive axle assemblies according to claim 17 for vehicle, it is characterised in that the multiple gear driven tooth Wheel includes a gear driven gear, two gear driven gears and three gear driven gears；
The multiple gear driving gear include with described one gear driven gear engage one gear driving gear, with described two keep off from The two gear driving gear of moving gear engagement and the three gear driving gears engaged with described three gear driven gears；
The speed changer further includes：
One or four gear synchronizers, one or the four gear synchronizer are arranged to optionally that first shaft part and a gear is driven One in gear engages with second shaft part；
Two or three gear synchronizers, two or the three gear synchronizer are arranged to described two gear driven gears and three gear optionally One in driven gear engages with second shaft part.
19. the drive axle assemblies for vehicle according to any one of claim 1-18, it is characterised in that described in two Axle assembly is the electric drive axle assembly, and two electric drive axle assemblies are arranged to an electric drive axle assembly Formed for electric drive axle assembly another described after rotating 180 ° perpendicular to axis in the front-back direction.
20. the drive axle assemblies according to claim 19 for vehicle, it is characterised in that further include：Two motor controls Device processed, two electric machine controllers and two electric drive axle assemblies correspond, and each electric machine controller list Solely control the power motor of the corresponding electric drive axle assembly.
21. the drive axle assemblies for vehicle according to any one of claim 1-18, it is characterised in that described in two One in axle assembly is electric drive axle assembly, another in two axle assemblies is driven bridge.
A kind of 22. vehicle, it is characterised in that including：The driving for vehicle according to any one of claim 1-21 Axle assemble.
CN201511028995.3A 2015-12-31 2015-12-31 Vehicle and the drive axle assemblies for vehicle Active CN105966221B (en)

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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017114422A1 (en) * 2015-12-31 2017-07-06 Byd Company Limited Vehicle and electric drive axle assembly for vehicle
WO2017114420A1 (en) * 2015-12-31 2017-07-06 Byd Company Limited Vehicle and drive axle unit for vehicle
CN109835155B (en) * 2018-04-19 2023-08-29 广州市新域动力技术有限公司 Star plate gear-shifting type automatic four-speed pure electric power assembly
CN111098638B (en) * 2018-10-25 2023-03-14 比亚迪股份有限公司 Driving system and vehicle
CN111907282B (en) * 2019-05-09 2022-07-15 比亚迪股份有限公司 Vehicle with a steering wheel
CN112124059B (en) * 2019-06-25 2022-03-18 比亚迪股份有限公司 Electric vehicle
CN112026513B (en) * 2020-09-07 2022-02-15 中国第一汽车股份有限公司 Disconnecting device and coaxial electric drive system
CN112477686A (en) * 2020-12-15 2021-03-12 浙江吉利控股集团有限公司 Electric-changing type carrying vehicle without intermediate transmission shaft
US20220314956A1 (en) * 2021-03-30 2022-10-06 Komatsu America Corp. Vehicle With Antilock Braking System

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201881893U (en) * 2010-11-29 2011-06-29 李祥 Integral differential motor assembly used on electric vehicle
CN103299516A (en) * 2011-01-11 2013-09-11 株式会社捷太格特 Device for transmitting driving force of motors
JP2012214150A (en) * 2011-03-31 2012-11-08 Honda Motor Co Ltd Electric vehicle
CN202368295U (en) * 2011-11-17 2012-08-08 北汽福田汽车股份有限公司 Balanced rear suspension system and mining dump truck
DE102011056046B4 (en) * 2011-12-05 2022-05-25 Dr.Ing.H.C.F.Porsche Aktiengesellschaft Drive train of a purely electric all-wheel drive motor vehicle
DE102011056929A1 (en) * 2011-12-22 2013-06-27 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Powertrain of a purely electrically driven motor vehicle with two electric machines
CN202541243U (en) * 2012-05-02 2012-11-21 中联重科股份有限公司 Suspension mechanism of vehicle and vehicle with suspension mechanism
CN203157640U (en) * 2013-01-11 2013-08-28 陕西重型汽车有限公司 Heavy-duty vehicle rear air suspension device assembly
CN103158542B (en) * 2013-03-25 2016-02-17 北京北方鸿瑞汽车技术有限公司 Integrated motor rear-guard rear suspension mechanism
CN205468492U (en) * 2015-12-31 2016-08-17 比亚迪股份有限公司 Vehicle and be used for transaxle subassembly of vehicle

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