CN110173553A - Differential mechanism, hub-type differential mechanism and the motor cycle combination with hub-type differential mechanism - Google Patents
Differential mechanism, hub-type differential mechanism and the motor cycle combination with hub-type differential mechanism Download PDFInfo
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- CN110173553A CN110173553A CN201910496064.8A CN201910496064A CN110173553A CN 110173553 A CN110173553 A CN 110173553A CN 201910496064 A CN201910496064 A CN 201910496064A CN 110173553 A CN110173553 A CN 110173553A
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- differential mechanism
- power
- retainer
- gear
- hub
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- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/02—Tricycles
- B62K5/027—Motorcycles with three wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/10—Differential gearings with gears having orbital motion with orbital spur gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H2048/385—Constructional details of the ring or crown gear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
- F16H2048/423—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon characterised by bearing arrangement
Abstract
The invention discloses a kind of differential mechanism, hub-type differential mechanism and motor cycle combinations with hub-type differential mechanism, including main back wheels of vehicle, cincture hub-type differential mechanism, main back wheels of vehicle and cincture are connected to the power output end of hub-type differential mechanism, power is distributed between main back wheels of vehicle and cincture by wheel hub differential mechanism, wheel hub differential mechanism includes wheel hub and differential mechanism, differential mechanism includes driving source and power splitting mechanism, and power splitting mechanism includes Gear Planet Transmission component.Through the above way, the present invention is able to carry out power distribution, the power of the main vehicle of motor cycle combination is passed into main back wheels of vehicle and cincture by wheel hub differential mechanism, power is distributed between main back wheels of vehicle and cincture, realize the differential of full-time driving and two driving wheels, improve motor cycle combination direction shake, direction sideslip when driving, improves cincture road holding, while reducing the abrasion of main back wheels of vehicle.
Description
Technical field
The present invention relates to technical field of motorcycles, more particularly to a kind of differential mechanism, hub-type differential mechanism and have wheel hub
The motor cycle combination of formula differential mechanism.
Background technique
Motor cycle combination is also known as side car, is that a kind of side in two-wheeled motor vehicle is equipped with rubbing for side vehicle
Motorcycle.On the left of locomotive, cincture can not solve for a long time on right side for most of motor cycle combination engine power output
Left side power special delivery is certainly assigned to the cincture on right side, here it is motor cycle combinations, and cincture driving cannot be achieved all the time
Reason.
Motor cycle combination because power output is in main vehicle side is easy to that direction shake, direction occurs in the process of moving
On the one hand the phenomenon that sideslip, causes to drive a vehicle unstable, improve the danger coefficient of driving, is on the other hand easy to make main back wheels of vehicle
At being seriously worn, the service life of motor cycle combination is influenced.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of differential mechanism, hub-type differential mechanism and there is hub-type differential
The motor cycle combination of device is able to carry out power distribution, is transmitted the power of the main vehicle of motor cycle combination by wheel hub differential mechanism
To main back wheels of vehicle and cincture, power is distributed between main back wheels of vehicle and cincture, realizes the differential of full-time driving and two driving wheels,
I.e. full-time differential, improving motor cycle combination, direction is shaken when driving, and direction sideslip improves cincture road holding, while reducing master
The abrasion of back wheels of vehicle.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of differential mechanism is provided, comprising:
Driving source；
Power splitting mechanism is rotatably connected in driving source, and power output end is connected at least two moving components, point
It Wei not the first moving component and the second moving component；
Power is transferred to power splitting mechanism by driving source, and power splitting mechanism carries out power distribution and transmission, and a part of power passes
It is handed to the first moving component, another part power is transferred to the second moving component.
In a preferred embodiment of the present invention, power splitting mechanism includes Gear Planet Transmission component, Gear Planet Transmission component packet
Left lateral star retainer, sun gear, planetary gear and the planetary ring gear of right lateral star retainer and installation therebetween are included,
Left lateral star retainer is rotatably connected in driving source, and planetary gear is rotatably connected to left lateral star retainer and the right side
Between planet retainer, sun gear engages connection with planetary gear, and planetary gear engages connection with planetary ring gear,
First moving component is rotatably connected on planetary ring gear, and the second moving component is rotatably connected to sun gear
Power is transferred to left lateral star retainer by splined end, driving source, drives planetary gear rotation by the rotation of left lateral star retainer,
Power is divided into two by planetary gear rotation:
A part of power is transmitted to planetary ring gear, to the first moving component output power connecting with planetary ring gear；Another part
Power is transmitted to sun gear, by the splined end of sun gear to the second moving component output power.
In a preferred embodiment of the present invention, the center of left lateral star retainer and right lateral star retainer has for sun tooth
The axis hole worn is taken turns, axis hole circumferentially about has the fixed shaft mounting hole of planet retainer and planetary gear mounting hole uniformly at intervals,
Left lateral star retainer and right lateral star retainer are locked together by planet retainer fixing axle,
Planetary gear is mounted between left lateral star retainer and right lateral star retainer, and planetary gear is evenly arranged on the outer of sun gear
Week, sun gear have external tooth, and planetary gear has external tooth and engages with sun gear, and planetary ring gear has internal tooth and and planet
Gear engagement.
It in a preferred embodiment of the present invention, further include the first planet retainer fixing bearing, the second planet retainer
Fixing bearing and third planet retainer fixing bearing,
The rolling element of first planet retainer fixing bearing is mounted on the power intake of left lateral star retainer, and the second planet is kept
Frame fixing bearing is mounted between left lateral star retainer and differential mechanism left cover, and third planet retainer fixing bearing is mounted on right lateral
Between star retainer and differential mechanism right cover；
Second planet retainer fixing bearing by the locking of left locking nut be supported on left lateral star retainer and differential mechanism left cover it
Between, third planet retainer fixing bearing is supported on right lateral star retainer and differential mechanism right cover by the locking locking of right locking nut
Between.
It in a preferred embodiment of the present invention, further include that the first sun gear fixing bearing, secondary sun wheel are fixed
Bearing and third sun gear fixing bearing,
First sun gear fixing bearing is supported on the axial side of sun gear, and secondary sun wheel fixing bearing is supported on too
The axial other side of positive gear, third sun gear fixing bearing are supported on the splined end of sun gear.
In order to solve the above technical problems, another technical solution used in the present invention is: a kind of hub-type differential mechanism is provided,
Including wheel hub and differential mechanism, differential mechanism is connected to formation hub-type differential mechanism on wheel hub.
In a preferred embodiment of the present invention, at least two movements can be connected in the power output end of wheel hub differential mechanism
Component, respectively the first moving component and the second moving component, wheel hub differential mechanism can be allocated transmitting to power, a part
Power is transferred to the first moving component, and another part power is transferred to the second moving component.
In order to solve the above technical problems, the further technical solution that the present invention uses is: providing a kind of side three
Wheeled motorcycle, including main back wheels of vehicle, cincture and hub-type differential mechanism, main back wheels of vehicle and cincture are connected to hub-type differential mechanism
Power output end distributes power between main back wheels of vehicle and cincture by wheel hub differential mechanism.
In a preferred embodiment of the present invention, wheel hub differential mechanism includes the rear-wheel hub of main back wheels of vehicle and connects with rear-wheel hub
The differential mechanism connect, rear-wheel hub are connect with planetary ring gear, and on main back wheels of vehicle connection rear-wheel hub, cincture is connected to the flower with sun gear
On the cincture semiaxis of key end connection, realize power output on the right side of main back wheels of vehicle by wheel hub differential mechanism.
In a preferred embodiment of the present invention, the driving source of motor cycle combination includes engine, connect with engine
Chain and the rear sprocket wheel that is connect with chain, rear sprocket wheel be locked together by rear sprocket wheel connector and left lateral star retainer.
The beneficial effects of the present invention are: differential mechanism of the present invention, hub-type differential mechanism and the side three with hub-type differential mechanism
Wheeled motorcycle can be allocated transmitting to power, and the power of the main vehicle of motor cycle combination is passed to master by wheel hub differential mechanism
Back wheels of vehicle and cincture distribute power between main back wheels of vehicle and cincture, realize the differential of full-time driving and two driving wheels, i.e., entirely
When differential, improving motor cycle combination, direction is shaken when driving, and direction sideslip improves cincture road holding, while after reducing main vehicle
The abrasion of wheel.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural schematic diagram of one preferred embodiment of hub-type differential mechanism of the present invention；
Fig. 2 is the structural schematic diagram of hub-type differential mechanism another preferred embodiment of the present invention；
Fig. 3 is moment vector schematic diagram in hub-type differential design of the present invention；
Fig. 4 is radius schematic diagram in hub-type differential design of the present invention；
Fig. 5 is the structural schematic diagram of one preferred embodiment of motor cycle combination power transmission process of the present invention；
The components in the drawings are labeled as follows: 100, Gear Planet Transmission component, 110, left lateral star retainer, and the 111, first planet is kept
Frame fixing bearing, the 112, second planet retainer fixing bearing, 113, left locking nut, 120, right lateral star retainer, 121,
Three planet retainer fixing bearings, 122, right locking nut, 130, sun gear, the 131, first sun gear fixing bearing,
132, secondary sun wheel fixing bearing, 133, third sun gear fixing bearing, 140, planetary gear, 150 planetary ring gears,
160, planet retainer fixing axle, 170, differential mechanism left cover, 180, differential mechanism right cover, 200, rear-wheel hub, 300, main back wheels of vehicle,
400, driving source, 401, rear sprocket wheel, 402, rear sprocket wheel connector.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Fig. 1 to Fig. 5 is please referred to, the embodiment of the present invention includes:
Embodiment one
A kind of differential mechanism, including driving source and the power splitting mechanism being rotatably connected in driving source, power dispenser
The power output end of structure is connected at least two moving components, respectively the first moving component and the second moving component.
Power is transferred to power splitting mechanism by driving source, and the power that power splitting mechanism passes over driving source carries out
Distribution and transmission, a portion power are transferred to the first moving component, and another part power is transferred to the second moving component.
Power splitting mechanism is preferably Gear Planet Transmission component, Gear Planet Transmission component 100 include left lateral star retainer 110,
Sun gear 130, planetary gear 140 and the planetary ring gear 150 of right lateral star retainer 120 and installation therebetween.
Specifically, left lateral star retainer 110 is rotatably connected in driving source, and planetary gear 140 is rotatably coupled
Between left lateral star retainer 110 and right lateral star retainer 120, sun gear 130 engages connection, planet with planetary gear 140
Gear 140 engages connection with planetary ring gear 150.
Planetary gear 140 is evenly arranged on the periphery of sun gear 130, and sun gear 130 has external tooth, and planetary gear 140 has
There is external tooth and engaged with sun gear 130, planetary ring gear 150 has internal tooth and engages with planetary gear 140.
The center of left lateral star retainer 110 and right lateral star retainer 120 has the axis hole worn for sun gear, axis hole week
It encloses the circumferentially spaced planet retainer that is evenly equipped with and fixes shaft mounting hole and planetary gear mounting hole, left lateral star retainer 110 and the right side
Planet retainer 120 is locked together by planet retainer fixing axle 160, and fastener passes through planetary gear mounting hole and planet
Planetary gear 140 is mounted between left lateral star retainer 110 and right lateral star retainer 120 by the through-hole on gear 140.
It further include that the first planet retainer fixing bearing 111, the second planet retainer fixing bearing 112 and third planet are protected
Frame fixing bearing 121 is held, the rolling element of the first planet retainer fixing bearing 111 is mounted on the power of left lateral star retainer 110
Input terminal, the second planet retainer fixing bearing 112 are mounted between left lateral star retainer 110 and differential mechanism left cover 170, third
Planet retainer fixing bearing 121 is mounted between right lateral star retainer 120 and differential mechanism right cover 180.
Second planet retainer fixing bearing 112 is supported on 110 He of left lateral star retainer by the locking of left locking nut 113
Between differential mechanism left cover 170, third planet retainer fixing bearing 121 is supported on the right side by the locking locking of right locking nut 122
Between planet retainer 120 and differential mechanism right cover 180.
By left locking nut 113 and right locking nut 122 to the second planet retainer fixing bearing 112 and third planet
Retainer fixing bearing 121 is locked, it is ensured that left lateral star retainer 110 and right lateral star retainer 120 rotated
It is steady reliable, may further guarantee the stability of planetary gear rotation, guarantee power transmitting and power distribution accuracy and
Stability.
It further include that the first sun gear fixing bearing 131, secondary sun wheel fixing bearing 132 and third sun gear are solid
Dead axle holds 133, and the first sun gear fixing bearing 131 is supported on the axial side of sun gear 130, and secondary sun wheel is fixed
Bearing 132 is supported on the axial other side of sun gear 130, and third sun gear fixing bearing 133 is supported on sun gear 133
Splined end, it is solid by the first sun gear fixing bearing 131, secondary sun wheel fixing bearing 132 and third sun gear
Dead axle holds the stability of 133 guarantee sun gears rotation.
First moving component is rotatably connected on planetary ring gear 150, and the second moving component is rotatably connected to too
Power is transferred to left lateral star retainer 110 by the splined end of positive gear 130, driving source, passes through the rotation of left lateral star retainer 110
Planetary gear 140 is driven to rotate, power is divided into two parts by the rotation of planetary gear 140:
A part of power is transmitted to planetary ring gear 150, to the first moving component output power connecting with planetary ring gear 150；Separately
A part of power is transmitted to sun gear 130, by the splined end of sun gear 130 to the second moving component output power.
The distribution of the power of first moving component and the second moving component is by planetary gear 140 and planetary ring gear 150 and too
What the torque of positive gear 130 determined:
The dynamic torque that left lateral star retainer 110 is transmitted to drives planetary gear 140 to rotate, and forms input power F, passes through row
Star gear 140 is engaged with planetary ring gear 150 and sun gear 130, then is had:
1), the torque between planetary gear 140 and planetary ring gear 150 is M1, then M1=L1 × F, and L1 is by planetary ring gear 150 and row
Star gear 14 and radius ratio determine, i.e., determined by the radius R2 of planetary ring gear 150 and the ratio of the radius R1 of planetary gear 140
It is fixed；
2), the torque between planetary gear 140 and sun gear 130 is M2, then M2=L2 × F, and L2 is by sun gear 130 and row
The radius ratio of star gear 140 determines, i.e., is determined by the radius R3 of sun gear 130 and the ratio of the radius R1 of planetary gear 140；
3), engaging by above-mentioned planetary gear 140 and planetary ring gear 150 and sun gear 130, torque M=M1+M2 will go
The input power F of star gear 140 carries out power distribution, and the first moving component obtains torque M1, and the second moving component obtains torque
M2。
Embodiment two
A kind of hub-type differential mechanism, including wheel hub and differential mechanism, differential mechanism is using the differential mechanism in embodiment one, differential mechanism connection
Hub-type differential mechanism is formed on wheel hub.
Differential mechanism includes Gear Planet Transmission component 100, and Gear Planet Transmission component 100 includes left lateral star retainer 110, right lateral star guarantor
Hold sun gear 130, planetary gear 140 and the planetary ring gear 150 of frame 120 and installation therebetween, left lateral star retainer
110 are rotatably connected in driving source, and planetary gear 140 is rotatably connected to left lateral star retainer 110 and right lateral star is protected
It holds between frame 120, sun gear 130 engages connection with planetary gear 140, planetary gear 140 and 150 company of engagement of planetary ring gear
It connects.
First moving component is rotatably connected on planetary ring gear 150, and the second moving component is rotatably connected to too
The splined end of positive gear 130, wheel hub differential mechanism can be allocated transmitting to power, and a part of power is transferred to the first movement portion
Part, another part power are transferred to the second moving component.
Embodiment three
A kind of motor cycle combination, including main back wheels of vehicle 300, cincture 400 and hub-type differential mechanism, hub-type differential mechanism use
Hub-type differential mechanism in embodiment two, differential mechanism is using the differential mechanism in embodiment one.
Main back wheels of vehicle 300 and cincture 400 are connected to the power output end of hub-type differential mechanism, by wheel hub differential mechanism in master
Power is distributed between back wheels of vehicle 300 and cincture 400.
Wheel hub differential mechanism includes the rear-wheel hub 200 of main back wheels of vehicle 300 and the differential mechanism that connect with rear-wheel hub 200, is passed through
Wheel hub differential mechanism realizes power output on main 300 right side of back wheels of vehicle, and differential mechanism includes Gear Planet Transmission component 100, epicyclic gearsets
Part 100 includes left lateral star retainer 110, sun gear 130, the planet of right lateral star retainer 120 and installation therebetween
Gear 140 and planetary ring gear 150, left lateral star retainer 110 are rotatably connected in driving source, and planetary gear 140 can be rotated
Ground is connected between left lateral star retainer 110 and right lateral star retainer 120, sun gear 130 and 140 company of engagement of planetary gear
It connects, planetary gear 140 engages connection with planetary ring gear 150.
Rear-wheel hub 200 is connect with planetary ring gear 150, and main back wheels of vehicle 300 connects on rear-wheel hub 200, cincture 400 be connected to
On the cincture semiaxis of the splined end connection of sun gear 130.
The driving source 500 of motor cycle combination includes engine, the chain connecting with engine and connect with chain
Sprocket wheel 501 afterwards, rear sprocket wheel 501 are locked together by rear sprocket wheel connector 502 with left lateral star retainer 110.
The present invention has the power assigning process of the motor cycle combination of hub-type differential mechanism are as follows:
Engine power is transferred to rear sprocket wheel 501 by chain, such as a → b in Fig. 5；
Sprocket wheel 501 is connected with rear sprocket wheel connector 502 afterwards, and rear sprocket wheel connector 502 rotates, such as a → b in Fig. 5；
The rotation of sprocket wheel connector 502 afterwards transfers power to left lateral star retainer 110, such as c → d in Fig. 5；
By the rotation of left lateral star retainer 110, planetary gear 140 is driven to rotate, such as d → e in Fig. 5；
Power is divided into two by the rotation of planetary gear 140, planetary ring gear 150 and sun gear 130 is delivered separately to, such as e in Fig. 5
→ f and e → g；
A part of power output is to planetary ring gear 150, the connection of rear-wheel hub 200 and planetary ring gear 150, after driving the main vehicle of side three-wheel
Take turns hub rotation；
A part of power output connects cincture semiaxis to sun gear 130, by the spline of sun gear 130, defeated to cincture 400
Power out.
The distribution of the power of main back wheels of vehicle 300 and cincture 400 is by planetary gear 140 and planetary ring gear 150 and sun gear
What 130 torque determined:
The dynamic torque that left lateral star retainer 110 is transmitted to drives planetary gear 140 to rotate, and forms input power F, passes through row
Star gear 140 is engaged with planetary ring gear 150 and sun gear 130, then is had:
1), the torque between planetary gear 140 and planetary ring gear 150 is M1, then M1=L1 × F, and L1 is by planetary ring gear 150 and row
Star gear 14 and radius ratio determine, i.e., determined by the radius R2 of planetary ring gear 150 and the ratio of the radius R1 of planetary gear 140
It is fixed；
2), the torque between planetary gear 140 and sun gear 130 is M2, then M2=L2 × F, and L2 is by sun gear 130 and row
The radius ratio of star gear 140 determines, i.e., is determined by the radius R3 of sun gear 130 and the ratio of the radius R1 of planetary gear 140；
3), engaging by above-mentioned planetary gear 140 and planetary ring gear 150 and sun gear 130, torque M=M1+M2 will go
The input power F of star gear 140 carries out power distribution, and main back wheels of vehicle 300 obtains torque M1, and cincture 400 obtains torque M2.
Example IV
A kind of motor cycle combination, including main back wheels of vehicle 300, cincture 400 and hub-type differential mechanism, main back wheels of vehicle 300 and side
Wheel 400 is connected to the power output end of hub-type differential mechanism, through wheel hub differential mechanism between main back wheels of vehicle 300 and cincture 400
Distribute power.
The distribution of the power of main back wheels of vehicle 300 and cincture 400 is by planetary gear 140 and planetary ring gear 150 and sun gear
What 130 torque determined, the dynamic torque that left lateral star retainer 110 is transmitted to drives planetary gear 140 to rotate, and forms input
Power F is engaged with planetary ring gear 150 and sun gear 130 by planetary gear 140, then had:
1), the torque between planetary gear 140 and planetary ring gear 150 is M1, then M1=L1 × F, and L1 is by planetary ring gear 150 and row
Star gear 14 and radius ratio determine, i.e., determined by the radius R2 of planetary ring gear 150 and the ratio of the radius R1 of planetary gear 140
It is fixed；
2), the torque between planetary gear 140 and sun gear 130 is M2, then M2=L2 × F, and L2 is by sun gear 130 and row
The radius ratio of star gear 140 determines, i.e., is determined by the radius R3 of sun gear 130 and the ratio of the radius R1 of planetary gear 140；
3), preferably, the L1 of L2=2, then the power for being transmitted to main back wheels of vehicle 300 is 2/3rds of input torque, is transmitted to side
The power of wheel 400 is the one third of input torque.
The beneficial effect of differential mechanism of the present invention, hub-type differential mechanism and the motor cycle combination with hub-type differential mechanism
It is:
Transmitting can be allocated to power, after the power of the main vehicle of motor cycle combination is passed to main vehicle by wheel hub differential mechanism
Wheel and cincture,
Power is distributed between main back wheels of vehicle and cincture, realizes the differential of full-time driving and two driving wheels, i.e., full-time differential changes
Kind motor cycle combination when driving shake by direction, and direction sideslip improves cincture road holding, while reducing the abrasion of main back wheels of vehicle.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (10)
1. a kind of differential mechanism characterized by comprising
Driving source；
Power splitting mechanism is rotatably connected in driving source, and power output end is connected at least two moving components, point
It Wei not the first moving component and the second moving component；
Power is transferred to power splitting mechanism by driving source, and power splitting mechanism carries out power distribution and transmission, and a part of power passes
It is handed to the first moving component, another part power is transferred to the second moving component.
2. differential mechanism according to claim 1, which is characterized in that power splitting mechanism includes Gear Planet Transmission component, planet
Transmission component includes left lateral star retainer, sun gear, the planetary gear of right lateral star retainer and installation therebetween
And planetary ring gear,
Left lateral star retainer is rotatably connected in driving source, and planetary gear is rotatably connected to left lateral star retainer and the right side
Between planet retainer, sun gear engages connection with planetary gear, and planetary gear engages connection with planetary ring gear,
First moving component is rotatably connected on planetary ring gear, and the second moving component is rotatably connected to sun gear
Power is transferred to left lateral star retainer by splined end, driving source, drives planetary gear rotation by the rotation of left lateral star retainer,
Power is divided into two by planetary gear rotation:
A part of power is transmitted to planetary ring gear, to the first moving component output power connecting with planetary ring gear；Another part
Power is transmitted to sun gear, by the splined end of sun gear to the second moving component output power.
3. differential mechanism according to claim 2, which is characterized in that the center of left lateral star retainer and right lateral star retainer tool
There is the axis hole worn for sun gear, axis hole circumferentially about has the fixed shaft mounting hole of planet retainer and planet tooth uniformly at intervals
Mounting hole is taken turns, left lateral star retainer and right lateral star retainer are locked together by planet retainer fixing axle,
Planetary gear is mounted between left lateral star retainer and right lateral star retainer, and planetary gear is evenly arranged on the outer of sun gear
Week, sun gear have external tooth, and planetary gear has external tooth and engages with sun gear, and planetary ring gear has internal tooth and and planet
Gear engagement.
4. differential mechanism according to claim 3, which is characterized in that further include the first planet retainer fixing bearing, second
Planet retainer fixing bearing and third planet retainer fixing bearing,
The rolling element of first planet retainer fixing bearing is mounted on the power intake of left lateral star retainer, and the second planet is kept
Frame fixing bearing is mounted between left lateral star retainer and differential mechanism left cover, and third planet retainer fixing bearing is mounted on right lateral
Between star retainer and differential mechanism right cover；
Second planet retainer fixing bearing by the locking of left locking nut be supported on left lateral star retainer and differential mechanism left cover it
Between, third planet retainer fixing bearing is supported on right lateral star retainer and differential mechanism right cover by the locking locking of right locking nut
Between.
5. differential mechanism according to claim 3, which is characterized in that further include the first sun gear fixing bearing, second too
Positive gear fixing bearing and third sun gear fixing bearing,
First sun gear fixing bearing is supported on the axial side of sun gear, and secondary sun wheel fixing bearing is supported on too
The axial other side of positive gear, third sun gear fixing bearing are supported on the splined end of sun gear.
6. a kind of hub-type differential mechanism, which is characterized in that including wheel hub and such as the described in any item differentials of claim 1 ~ 5
Device, differential mechanism are connected to formation hub-type differential mechanism on wheel hub.
7. hub-type differential mechanism according to claim 6, which is characterized in that can connect in the power output end of wheel hub differential mechanism
Be connected at least two moving components, respectively the first moving component and the second moving component, wheel hub differential mechanism can to power into
Row distribution and transmission, a part of power are transferred to the first moving component, and another part power is transferred to the second moving component.
8. a kind of motor cycle combination, which is characterized in that including main back wheels of vehicle, cincture and wheel hub as claimed in claim 7
Formula differential mechanism, main back wheels of vehicle and cincture are connected to the power output end of hub-type differential mechanism, through wheel hub differential mechanism after main vehicle
Power is distributed between wheel and cincture.
9. motor cycle combination according to claim 8, which is characterized in that wheel hub differential mechanism includes the rear-wheel of main back wheels of vehicle
Hub and the differential mechanism connecting with rear-wheel hub, rear-wheel hub are connect with planetary ring gear, on main back wheels of vehicle connection rear-wheel hub, cincture connection
On the cincture semiaxis that the splined end with sun gear is connect, realize that power output is right in main back wheels of vehicle by wheel hub differential mechanism
Side.
10. motor cycle combination according to claim 9, which is characterized in that the driving source of motor cycle combination includes hair
Motivation, the chain connecting with engine and the rear sprocket wheel connecting with chain, rear sprocket wheel pass through rear sprocket wheel connector and left lateral star
Retainer is locked together.
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| CN201910496064.8A CN110173553A (en) | 2019-06-10 | 2019-06-10 | Differential mechanism, hub-type differential mechanism and the motor cycle combination with hub-type differential mechanism |
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| CN201910496064.8A CN110173553A (en) | 2019-06-10 | 2019-06-10 | Differential mechanism, hub-type differential mechanism and the motor cycle combination with hub-type differential mechanism |
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