CN107599824B - A kind of low-speed big single reduction gear Electric Motor Wheel - Google Patents
A kind of low-speed big single reduction gear Electric Motor Wheel Download PDFInfo
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- CN107599824B CN107599824B CN201710697773.3A CN201710697773A CN107599824B CN 107599824 B CN107599824 B CN 107599824B CN 201710697773 A CN201710697773 A CN 201710697773A CN 107599824 B CN107599824 B CN 107599824B
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Abstract
The invention discloses a kind of low-speed big single reduction gear Electric Motor Wheels, belong to cross country chassis technical field.The low-speed big single reduction gear Electric Motor Wheel includes: hub unit；Driving device is arranged in hub unit；Support device is connect with driving device, and hub unit is movably arranged in support device；The connection of the output end of transmission device first end and driving device, transmission device are arranged in support device；Retarder is arranged on hub unit, and the second end of retarder and transmission device connects；Service braking device is arranged on the drive means, and service braking device is connect with hub unit；Holding brake device is connect with driving device, and the output end of driving device is arranged in holding brake device.Low-speed big single reduction gear Electric Motor Wheel of the present invention can realize the functions such as In-wheel-motor driving, service brake, parking braking, heat dissipation in defined spatial dimension.
Description
Technical field
The present invention relates to cross country chassis technical field, in particular to a kind of low-speed big single reduction gear Electric Motor Wheel.
Background technique
Electric Motor Wheel refers to the driving wheel that motor and wheel become one, and the wheel that electric car may be implemented independently drives
It is dynamic.Since using firm motor direct-drive wheel is taken turns, dynamic Control is changed to the form that is flexible coupling by Hard link, pass through wire control technology reality
Now each Electric Motor Wheel is from zero to the differential requirement the variable speed and each Electric Motor Wheel of maximum speed, so as to omit orthodox car
Required clutch, transmission, transmission shaft and mechanical differential gear box etc. simplify drive system and complete vehicle structure, have increased
Effect can utilize space, reduce complete vehicle weight, shorten transmission chain, improve transmission efficiency, and each wheel can be controlled individually,
Be easy to implement performance more preferably, the lower traction control system of cost (TCS), anti-lock braking system (ABS) and dynamics
Control system (VDC), electronization, the activeization of automobile chassis system easy to accomplish, can significantly improve the driveability of vehicle
And driving performance.But the research of Electric Motor Wheel in the prior art focuses primarily upon civilian passenger car field, power is smaller, and
Research not to the electric wheel technology for being applied to high-power electric drive cross country chassis.
Summary of the invention
The present invention provides a kind of low-speed big single reduction gear Electric Motor Wheel, solves or part solves in the prior art
Not to the research for the electric wheel technology for being applied to high-power electric drive cross country chassis the technical issues of.
In order to solve the above technical problems, including: wheel the present invention provides a kind of low-speed big single reduction gear Electric Motor Wheel
Hub device；Driving device is arranged in the hub unit；Support device is connect with the driving device, the hub unit
It is movably arranged in the support device；Transmission device, first end are connect with the output end of the driving device, the transmission dress
It installs in the support device；Retarder is arranged on the hub unit, the retarder and the transmission device
Second end connection；Service braking device is arranged in the driving device, and the service braking device and the hub unit connect
It connects；Holding brake device is connect with the driving device, and the output of the driving device is arranged in the holding brake device
End；Wherein, if offering dry passage in the driving device, if the dry passage respectively with the cooling water of the driving device into
Mouth, the brake fluid import of the service braking device, the brake fluid exhaust outlet of the service braking device, service brake dress
The cooling-oil outlet of the cooling-oil inlet and the service braking device set is connected to.
Further, the hub unit includes: wheel hub, is movably arranged on the support device by tapered roller bearing
On；Wheel rim is connect with the wheel hub.
Further, the driving device includes: electric machine casing, is arranged in the hub unit, the electric machine casing
If the dry passage is opened up on；Driving motor is arranged on the electric machine casing.
Further, the driving device further include: motor wiring mechanism is arranged on the electric machine casing, the electricity
Machine wiring mechanism is connect with the driving motor.
Further, the motor wiring mechanism includes: connection box for motor, is arranged on the electric machine casing, the electricity
Machine terminal box is connect with the driving motor.
Further, the support device includes: axle tube, is connect with the driving device, and the hub unit is living
It is dynamic to be arranged on the axle tube.
Further, the transmission device includes: central gear shaft, the output end company of first end and the driving device
It connects, the central gear shaft second end is connect with the retarder, and the central gear shaft is arranged in the support device.
Further, the service braking device includes: running brake shell, is arranged in the driving device；Row
Vehicle brake is arranged in the running brake shell, and the running brake is connect with the hub unit, the driving
Brake is that multi-sheet wet-type brakes pattern.
Further, the holding brake device includes: parking brake, is connect with the driving device；Combined cover, with
The parking brake connection, the combination are set on the output end of the driving device；Stop-nut, with the parking system
Dynamic device connection.
Further, Electric Motor Wheel of the present invention further include: the connection of the retarder Yu the hub unit is arranged in oil sealing
Place；Self-sealing bearing is arranged in the driving device；Sealing element, setting are filled in the service braking device and the wheel hub
The junction set.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
Since support device is connect with driving device, hub unit is movably arranged in support device, transmission device first
End is connect with the output end of driving device, and transmission device is arranged in support device, and retarder is arranged on hub unit, is slowed down
The connection of the second end of device and transmission device, service braking device are arranged on the drive means, service braking device and hub unit
Connection, holding brake device are connect with driving device, and the output end of driving device is arranged in holding brake device, so, effectively
It solves in the prior art not to the technology of the research for the electric wheel technology for being applied to high-power electric drive cross country chassis
Power is passed to retarder by transmission device by driving device by problem, and retarder passes to wheel hub after amplifying torque
Device, driving device have saved space as installation base body, keep overall structure more compact, and driving device setting is filled in wheel hub
In setting, the interference problem of driving device and perimeter systems in steering procedure is avoided, it is several if offering dry passage in driving device
Channel respectively with the cooling water inlet of driving device, the brake fluid import of service braking device, service braking device brake fluid
The cooling-oil outlet of exhaust outlet, the cooling-oil inlet of service braking device and service braking device is connected to, it can be ensured that driving system
All connectors needed for dynamic device can be drawn from driving device end, largely save the radial direction of service braking device
Driving device, retarder, support device, hub unit, service braking device and holding brake device are integrated in one by space
It rises, can realize the functions such as In-wheel-motor driving, service brake, parking braking, heat dissipation in defined spatial dimension.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of low-speed big single reduction gear Electric Motor Wheel provided in an embodiment of the present invention.
Specific embodiment
Referring to Fig. 1, a kind of low-speed big single reduction gear Electric Motor Wheel provided in an embodiment of the present invention includes: hub unit
1, driving device 2, support device 3, transmission device 4, retarder 5, service braking device 6 and holding brake device 7.
The driving device 2 is arranged in the hub unit 1.
The support device 3 is connect with the driving device 2, and the hub unit 1 is movably arranged on the support device 3
On.
4 first end of transmission device is connect with the output end of the driving device 2, and the transmission device 4 is arranged in institute
It states in support device 3.
The retarder 5 is arranged on the hub unit 1, and the second end of the retarder 5 and the transmission device 4 connects
It connects.
The service braking device 6 is arranged in the driving device 2, and the service braking device 6 is filled with the wheel hub
Set 1 connection.
The holding brake device 7 is connect with the driving device 2, and the holding brake device setting is filled in the driving
Set 2 output end.
Wherein, if offering dry passage in the driving device 2, if the dry passage is cold with the driving device respectively
But the brake fluid exhaust of water inlet 2-1-1, the brake fluid import 6-1-1 of the service braking device, the service braking device
The cooling-oil outlet connection of mouth 6-1-2, the cooling-oil inlet of the service braking device and the service braking device.
Since support device is connect with driving device, hub unit is movably arranged in support device, transmission device first
End is connect with the output end of driving device, and transmission device is arranged in support device, and retarder is arranged on hub unit, is slowed down
The connection of the second end of device and transmission device, service braking device are arranged on the drive means, service braking device and hub unit
Connection, holding brake device are connect with driving device, and the output end of driving device is arranged in holding brake device, so, effectively
It solves in the prior art not to the technology of the research for the electric wheel technology for being applied to high-power electric drive cross country chassis
Power is passed to retarder by transmission device by driving device by problem, and retarder passes to wheel hub after amplifying torque
Device, driving device have saved space as installation base body, keep overall structure more compact, and driving device setting is filled in wheel hub
In setting, the interference problem of driving device and perimeter systems in steering procedure is avoided, it is several if offering dry passage in driving device
Channel respectively with the cooling water inlet of driving device, the brake fluid import of service braking device, service braking device brake fluid
The cooling-oil outlet of exhaust outlet, the cooling-oil inlet of service braking device and service braking device is connected to, it can be ensured that driving system
All connectors needed for dynamic device can be drawn from driving device end, largely save the radial direction of service braking device
Driving device, retarder, support device, hub unit, service braking device and holding brake device are integrated in one by space
It rises, can realize the functions such as In-wheel-motor driving, service brake, parking braking, heat dissipation in defined spatial dimension.
The structure of hub unit is discussed in detail.
The hub unit includes: wheel hub 1-1 and wheel rim.
The wheel hub 1-1 is movably arranged in the support device 3 by tapered roller bearing.
The wheel rim is fixedly connected with the wheel hub 1-1.It is provided with rim bolt 1-1-1 on the wheel hub 1-1 and is arranged
There is the installation interface with the wheel rim, the wheel rim is connect by the installation that rim bolt 1-1-1 is fixedly mounted on the wheel hub 1-1
On mouth.
The structure of driving device is discussed in detail.
The driving device includes: electric machine casing 2-1 and driving motor 2-2.
The electric machine casing 2-1 is arranged in the hub unit 1, and the driving motor 2-2 can be made to contract completely and taken turns
In rim 1-1, the interference problem of driving motor 2-2 and perimeter systems in steering procedure are avoided.It is opened up on the electric machine casing 2-1
If the dry passage and cooling water inlet 2-1-1, if the dry passage connection more than the cooling-water duct 2-1-1, for conveying
Cooling water cools down to the driving motor 2-2.The electric machine casing 2-1 is used for the support of Electric Motor Wheel simultaneously, makes overall structure more
Step up to gather.
The driving motor 2-2 is fixed on the electric machine casing 2-1, for providing driving force.
The driving device further include: motor wiring mechanism 2-3.
The motor wiring mechanism 2-3 is fixed on the electric machine casing 2-1.Specifically, in the present embodiment,
The motor wiring mechanism 2-3, which is bolted, to be arranged on the electric machine casing 2-1, in other embodiments, described
Motor wiring mechanism 2-3 can be otherwise as described in being fixed at pivot pin on electric machine casing 2-1.The motor wiring
Mechanism 2-3 is connect with the driving motor 2-2.
The structure of motor wiring mechanism is discussed in detail.
The motor wiring mechanism includes: connection box for motor 2-3-1.
The connection box for motor 2-3-1 is fixed on the electric machine casing 2-1, the connection box for motor 2-3-1 with
The driving motor 2-2 connection, for control signal to be powered and transmitted to the connection box for motor 2-3-1.
The structure of support device is discussed in detail.
The support device includes: axle tube 3-1
The axle tube 3-1 is fixedly connected with the driving device 2.Specifically, in the present embodiment, the semiaxis
Casing 3-1 is fixedly connected by bolt with the driving device 2, and in other embodiments, the axle tube 3-1 can pass through
Other way such as pivot pin etc. is fixedly connected with the driving device 2.The hub unit 1 is movably arranged on the axle tube 3-
On 1.
The structure of transmission device is discussed in detail.
The transmission device includes: central gear shaft 4-1.
The central gear shaft 4-1 first end is connect with the output end of the driving device 2, the central gear shaft 4-1
Second end is connect with the retarder 5, and the central gear shaft 4-1 is arranged in the support device 3.The central gear shaft
The driving force of the driving device 2 is passed to the retarder 5 by 4-1,.
The structure of service braking device is discussed in detail.
The service braking device includes: running brake shell 6-1 and running brake 6-2.
The running brake shell 6-1 is fixed in the driving device 2.Specifically, in the present embodiment,
The running brake shell 6-1, which is bolted, to be arranged in the driving device 2, in other embodiments, described
Running brake shell 6-1 can be otherwise as described in being fixed at pivot pin in driving device 2.The service brake
Brake fluid import 6-1-1, brake fluid exhaust outlet 6-1-2, cooling-oil inlet and cooling-oil outlet are opened up on device shell 6-1, it is described
If brake fluid import 6-1-1, brake fluid exhaust outlet 6-1-2, cooling-oil inlet and cooling-oil outlet are connected to the dry passage.
The running brake 6-2 is fixed in the running brake shell 6-1, the running brake 6-2
It is fixedly connected with the hub unit 1, the running brake 6-2 is that multi-sheet wet-type brakes pattern, and braking is stablized, reliability
It is high.
The structure of holding brake device is discussed in detail.
The holding brake device includes: parking brake 7-1, combined cover 7-2 and stop-nut 7-3.
The parking brake 7-1 is fixedly connected with the driving device 2.Specifically, in the present embodiment, described to stay
Vehicle brake 7-1 is fixedly connected by bolt with the driving device 2, in other embodiments, the parking brake 7-1
It can such as pivot pin be fixedly connected otherwise with the driving device 2.The parking brake 7-1 is multi-disc type dry type system
Dynamic device.
The combined cover 7-2 is connect with the parking brake 7-1, and the combined cover 7-2 is arranged in the driving device 2
Output end.
The stop-nut 7-3 is connect with the parking brake 7-1.
Low-speed big single reduction gear Electric Motor Wheel of the present invention further include: oil sealing 8, self-sealing bearing 9 and sealing element 10.
The oil sealing 8 is fixed at the junction of the retarder 5 and the hub unit 1.Specifically, in this implementation
In mode, the oil sealing 8 is bolted the junction that the retarder 5 and the hub unit 1 is arranged in, in other realities
It applies in mode, the oil sealing 8 can retarder 5 and the hub unit 1 as described in being fixed at pivot pin otherwise
Junction.The oil sealing 8 prevents the gear oil of retarder 5 from leaking.
The self-sealing bearing 9 is fixed in the driving device 2.Specifically, in the present embodiment, it is described from
Sealing bearing 9, which is bolted, to be arranged in the driving device 2, and in other embodiments, the self-sealing bearing 9 can
Otherwise as described in being fixed at pivot pin in driving device 2.The rotor of the driving motor 2-2 uses self-sealing
Bearing 9 is supported in support device 3 and electric machine casing 2-1.
The sealing element 10 is fixed at the junction of the service braking device 6 and the hub unit 1.Specifically
Ground, in the present embodiment, the sealing element 10 are bolted setting and fill in the service braking device 6 with the wheel hub
1 junction is set, in other embodiments, the sealing element 10 can be otherwise as described in being fixed at pivot pin
The junction of service braking device 6 and the hub unit 1.Cooling oil is sealed by the sealing element 10.
In order to become apparent from the embodiment of the present invention, introduced from the application method of the embodiment of the present invention below.
Driving motor 2-2 uses permanent magnet synchronous motor, is driving (input) unit of electronic wheel assembly.Driving motor 2-2
The driving force of offer passes to hub reduction gear 5 by central gear shaft 4-1.Hub reduction gear 5 provides driving motor 2-2
It is transmitted to wheel hub 1-1 after torque amplification, tire is passed to by the wheel rim being arranged on wheel hub 1-1, provides power for chassis traveling.
Retarder 5 uses single-stage NGW type planetary reducer, and in 6.5~9 range of speed ratio, retarder 5 is sealed using oil sealing 6, to prevent
Only gear oil leaks.Driving motor 2-2 also includes connection box for motor 2-3-1, and connection box for motor 2-3-1 is defeated to driving motor 2-2
Power transmission power and control signal.The rotor of driving motor 2-2 is supported on axle tube 3-1 and electric machine casing using self-sealing bearing 9
On 2-1.Electric machine casing 2-1 is also the installation base body of electronic wheel assembly, wherein running brake shell 6-1 and axle tube 3-
1 is connected with electric machine casing 2-1.Cooling water inlet 13 is offered on electric machine casing 2-1, it is cold for being conveyed to driving motor 2-1
But water, and then cooling driving motor 2-2.In addition, also set up 4 groups of channels on electric machine casing 2-1, respectively with brake casing 6-1
On brake fluid import 6-1-1, running brake brake fluid exhaust outlet 6-1-2, running brake cooling-oil inlet, service brake
Device cooling-oil outlet is connected.Using this duct set-up mode, it can be ensured that all connectors needed for running brake 6-2 are equal
It can be drawn from the end electric machine casing 2-1, largely save the radial space of running brake 6-2.
Running brake 6-2 brakes pattern, the outside friction disc 6-2-2 (fixation) of running brake 6-2 using multi-sheet wet-type
It is connected with brake casing 6-1, the inner attrition piece 6-2-4 (rotation) of running brake 6-2 is connected with wheel hub 1-1, when chassis needs
When braking, brake fluid enters brake casing 6-1 by brake fluid import 6-1-1 on brake casing 6-1, pushes piston 6-
2-1 is mobile to realize braking to hold interior outside friction disc tightly.When brake release, interior outside friction disc is separated by disc spring 6-2-3, is avoided
Friction plate generates fever of dawdling in vehicle travel process, and running brake 6-2 seals cooling oil using sealing element 19.
Wheel hub 1-1 is mounted on axle tube 3-1 by a pair of of tapered roller bearing, and wheel hub 1-1 is also the peace of retarder 5
Fill matrix, the installation interface with rim bolt 1-1-1 and offer and wheel rim on wheel hub 1-1, for connecting wheel rim.
Parking brake 7-1 is mounted on electric machine casing 2-2, by the combination of combined cover 7-2 with separate the parking system of realization
Dynamic, for combined cover 7-2 by pneumatic control, releasing parking system manually can be realized by releasing parking braking nut 7-3 manually by turn
Dynamic function.By driving motor, retarder, running brake, parking brake, the assemblies such as cooling system are integrated, solution
The maximum overall assembly Layout Problem of Electric Motor Wheel of having determined difficulty can realize In-wheel-motor driving, row in defined spatial dimension
The functions such as vehicle braking, parking braking, heat dissipation.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (9)
1. a kind of low-speed big single reduction gear Electric Motor Wheel characterized by comprising
Hub unit (1)；
Driving device (2), setting is in the hub unit (1)；
Support device (3) is connect with the driving device (2), and the hub unit (1) is movably arranged on the support device
(3) on；
Transmission device (4), first end are connect with the output end of the driving device (2), and the transmission device (4) is arranged described
In support device (3)；
Retarder (5) is arranged on the hub unit (1), the second end of the retarder (5) and the transmission device (4)
Connection；
Service braking device (6) is arranged on the driving device (2), the service braking device (6) and the hub unit
(1) it connects；
Holding brake device (7) is connect with the driving device (2), and the holding brake device is arranged in the driving device
(2) output end；
Wherein, the driving device (2) if on offer dry passage, if the dry passage cooling with the driving device respectively
Water inlet (2-1-1), the brake fluid import (6-1-1) of the service braking device, the service braking device brake fluid row
The cooling-oil outlet of port (6-1-2), the cooling-oil inlet of the service braking device and the service braking device is connected to；
The service braking device includes:
Running brake shell (6-1) is arranged on the driving device (2), opens up on the running brake shell (6-1)
Brake fluid import (6-1-1), brake fluid exhaust outlet (6-1-2), cooling-oil inlet and cooling-oil outlet；
Running brake (6-2), setting in the running brake shell (6-1), the running brake (6-2) with it is described
Hub unit (1) connection, the running brake (6-2) are that multi-sheet wet-type brakes pattern.
2. Electric Motor Wheel according to claim 1, which is characterized in that the hub unit includes:
Wheel hub (1-1) is movably arranged on the support device (3) by tapered roller bearing；
Wheel rim is connect with the wheel hub (1-1).
3. Electric Motor Wheel according to claim 1, which is characterized in that the driving device includes:
Electric machine casing (2-1), setting in the hub unit (1), the electric machine casing (2-1) if on open up the dry passage
And cooling water inlet (2-1-1)；
Driving motor (2-2) is arranged on the electric machine casing (2-1).
4. Electric Motor Wheel according to claim 3, which is characterized in that the driving device further include:
Motor wiring mechanism (2-3) is arranged on the electric machine casing (2-1), the motor wiring mechanism (2-3) and the drive
Dynamic motor (2-2) connection.
5. Electric Motor Wheel according to claim 4, which is characterized in that the motor wiring mechanism includes:
Connection box for motor (2-3-1) is arranged on the electric machine casing (2-1), the connection box for motor (2-3-1) and the drive
Dynamic motor (2-2) connection.
6. Electric Motor Wheel according to claim 1, which is characterized in that the support device includes:
Axle tube (3-1) is connect with the driving device (2), and the hub unit (1) is movably arranged on the axle tube
On (3-1).
7. Electric Motor Wheel according to claim 1, which is characterized in that the transmission device includes:
Central gear shaft (4-1), first end are connect with the output end of the driving device (2), the central gear shaft (4-1)
Two ends are connect with the retarder (5), and central gear shaft (4-1) setting is in the support device (3).
8. Electric Motor Wheel according to claim 1, which is characterized in that the holding brake device includes:
Parking brake (7-1) is connect with the driving device (2)；
Combined cover (7-2) is connect with the parking brake (7-1), and the combined cover (7-2) is arranged in the driving device
(2) output end；
Stop-nut (7-3) is connect with the parking brake (7-1).
9. Electric Motor Wheel according to claim 1, which is characterized in that the Electric Motor Wheel further include:
Oil sealing (8) is arranged in the junction of the retarder (5) and the hub unit (1)；
Self-sealing bearing (9), setting is in the driving device (2)；
Sealing element (10) is arranged in the junction of the service braking device (6) and the hub unit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710697773.3A CN107599824B (en) | 2017-08-15 | 2017-08-15 | A kind of low-speed big single reduction gear Electric Motor Wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710697773.3A CN107599824B (en) | 2017-08-15 | 2017-08-15 | A kind of low-speed big single reduction gear Electric Motor Wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107599824A CN107599824A (en) | 2018-01-19 |
| CN107599824B true CN107599824B (en) | 2019-07-26 |
Family
ID=61064315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710697773.3A Active CN107599824B (en) | 2017-08-15 | 2017-08-15 | A kind of low-speed big single reduction gear Electric Motor Wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107599824B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019100738B3 (en) | 2019-01-14 | 2020-07-02 | Schaeffler Technologies AG & Co. KG | Electric final drive unit with integrated brake device with axially movable brake disc element |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2109372A1 (en) * | 1971-02-27 | 1972-09-07 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Single wheel drive for heavy commercial vehicles |
| DE19709579A1 (en) * | 1997-03-08 | 1998-09-17 | Zahnradfabrik Friedrichshafen | Electric signal wheel drive with several electric motors for vehicle e.g. bus |
| CN101588938A (en) * | 2006-12-06 | 2009-11-25 | 沃尔沃建筑设备公司 | A hub unit and a powertrain for a vehicle |
| CN103832211A (en) * | 2014-02-25 | 2014-06-04 | 武汉新能车桥技术发展有限公司 | Centrally-arranged motor drive axle |
| CN105270161A (en) * | 2015-10-28 | 2016-01-27 | 湖北航天技术研究院特种车辆技术中心 | Wheel-side motor driving device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10006460B4 (en) * | 2000-02-14 | 2010-06-24 | Linde Material Handling Gmbh | hub drive |
-
2017
- 2017-08-15 CN CN201710697773.3A patent/CN107599824B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2109372A1 (en) * | 1971-02-27 | 1972-09-07 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Single wheel drive for heavy commercial vehicles |
| DE19709579A1 (en) * | 1997-03-08 | 1998-09-17 | Zahnradfabrik Friedrichshafen | Electric signal wheel drive with several electric motors for vehicle e.g. bus |
| CN101588938A (en) * | 2006-12-06 | 2009-11-25 | 沃尔沃建筑设备公司 | A hub unit and a powertrain for a vehicle |
| CN103832211A (en) * | 2014-02-25 | 2014-06-04 | 武汉新能车桥技术发展有限公司 | Centrally-arranged motor drive axle |
| CN105270161A (en) * | 2015-10-28 | 2016-01-27 | 湖北航天技术研究院特种车辆技术中心 | Wheel-side motor driving device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107599824A (en) | 2018-01-19 |
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