CN201808441U - Driving device of electromobile hydraulic moment-variable hub - Google Patents
Driving device of electromobile hydraulic moment-variable hub Download PDFInfo
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- CN201808441U CN201808441U CN201020538419XU CN201020538419U CN201808441U CN 201808441 U CN201808441 U CN 201808441U CN 201020538419X U CN201020538419X U CN 201020538419XU CN 201020538419 U CN201020538419 U CN 201020538419U CN 201808441 U CN201808441 U CN 201808441U
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- hydraulic moment
- hub
- coupler
- moment changeable
- hydraulic
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Abstract
The utility model relates to the field of vehicle engineering, in particular to a driving device of an electromobile hydraulic moment-variable hub, which is consists of an electromotor and a hub, and is characterized in that a hydraulic moment-variable coupler is arranged between the electromotor and the hub, wherein the electromotor is connected with the input shaft of the hydraulic moment-variable coupler, the hub is connected with the output shaft of the hydraulic moment-variable coupler, the input end of the electromotor is connected with the input shaft of the moment-variable coupler, and the output end of the electromotor is connected with a charging unit.. Compared with the prior art, the driving device can effectively reduce the structural complexity, can avoid the hard connection among parts by adopting a hydraulic moment-variable mode, can reduce the abrasion of the parts, and can improves the service life of the driving device, thereby having the prominent advantages of being long in service life, reasonable in structure, safe and reliable, good in use effect, etc.
Description
Technical field
The utility model relates to the Vehicle Engineering field, specifically a kind of electronlmobil hydraulic moment changeable hub drive device.
Background technology
As everyone knows, along with the raising of expanding economy and people's environmental protection consciousness, employing electric power is the favor that the battery-driven car of power resources obtains people.The wheel hub mode is mainly adopted in the driving of battery-driven car in the prior art, promptly adopt high-speed motor and generator belt runner hub to rotate, its connection mode is mainly two kinds, a kind of is that electrical motor directly is connected with wheel hub, another kind of as disclosed among the disclosed patent documentation CN200420014601.X of State Intellectual Property Office, hub drive device is by electrical motor, gear, gear ring, wheel hub constitutes, in specific implementation process, electrical motor is fixed on the wheel hub inboard, motor output shaft is provided with miniature gears, large gear ring is fixed on the wheel hub inboard, miniature gears is meshed with large gear ring, the direct motor drive miniature gears drives large gear ring and rotates, and then realization is to the driving of wheel hub, yet the electrical motor in the above-mentioned type of drive needs big electric current to start when starting, zero rotating speed starts difficulty, the while complex structure, craft precision requires high, mainly there is following shortcoming: first, because after electrical motor must reach certain rotating speed, just can reach specified torsion to play a role, and torsion is low during motor start-up, can't overcome the resistance of wheel, startup difficult problem during climbing is more outstanding, second, service life is short, because existing actuating device often adopts gear drive, the driving device structure complexity, craft precision is required high, in case design, technology is not in place, cause gear hardness low, problems such as gear lubrication condition difference, can cause actuating device to wear and tear too early, make troubles for people's use, the 3rd, existing hub drive device is in any one wheel nave circle of battery-driven car drive motor to be housed, when adopting a plurality of wheel hub motors to be used in combination, can produce differential, bring potential safety hazard, the 4th, owing in the existing hub drive device mating gear is housed, in use gear mesh makes a noise, in addition, above-mentioned hub drive device can't the reverse transfer torque, can only realize driving, be unfavorable for the saving utilization of the energy, in sum, be badly in need of a kind of rational in infrastructure, safe and reliable, drive effective electric vehicle hub actuating device.
The hydraulic moment changeable coupler is by the leak free housing, pump impeller, turbine, guide wheel is formed, it is to be a kind of non-rigid torque converter of working medium with liquid, it has an airtight epitrochoidal chamber, liquid circulates in the chamber, pump impeller wherein, turbine and guide wheel respectively with input shaft, output shaft is connected, engine such as combustion engine, when electrical motors etc. drive the input shaft rotation, input shaft drives pump impeller and turbine rotation, pump impeller makes the liquid in rotation in the seal casinghousing, the liquid of rotation drives guide wheel and output shaft rotation again, and in this process, pump impeller passes to liquid with the mechanical energy of input shaft, high-speed liquid promotes the guide wheel rotation, and energy is passed to output shaft.
Summary of the invention
The utility model is at the deficiency that prior art exists, propose a kind of rational in infrastructure, safe and reliable, drive effective electric vehicle hub actuating device.
The utility model reaches by following measure:
A kind of electronlmobil hydraulic moment changeable hub drive device, be provided with electrical motor, wheel hub, it is characterized in that being provided with between electrical motor and the wheel hub hydraulic moment changeable coupler, wherein electrical motor is connected with the input shaft of hydraulic moment changeable coupler, and wheel hub is connected with the output shaft of hydraulic moment changeable coupler.
The utility model can also be provided with electrical generator, the electrical generator input end is connected with the input shaft of hydraulic moment changeable coupler, generator output end is connected with charging unit, when wheel hub rotates, the wheel hub that rotates in the output shaft of hydraulic moment changeable coupler is sent into the hydraulic moment changeable coupler, oppositely transmits mechanical energy to torque through the hydraulic moment changeable coupler, and electrical generator is generated electricity, and institute's electricity sent into charging unit, reach the purpose of environmental protection and energy saving.
The utility model is in the process of using, with motor mounting in the wheel hub inboard, and electrical motor is connected with the input shaft of hydraulic moment changeable coupler, the output shaft of hydraulic moment changeable coupler is connected with axle in the wheel hub, in start-up course, the input shaft rotation of motor drives hydraulic moment changeable coupler, liquid in the hydraulic moment changeable coupler flows out from the centrifugal pump wheel, pass through turbine in turn, guide wheel returns pump impeller again, that goes round and begins again circulates, and in this process, pump impeller passes to liquid with the mechanical energy of input shaft, high-speed liquid promotes the turbine rotation, energy is passed to output shaft, and then realize the driving to wheel hub, the utility model compared with prior art, can effectively reduce structure complexity, owing to adopt the mode of hydraulic moment changeable, avoid the hard connection between the parts simultaneously, reduced the wearing and tearing of parts, improved the service life of actuating device, had rational in infrastructure, safe and reliable, result of use waits significant advantage well.
Description of drawings:
Accompanying drawing is a structural representation of the present utility model.
Reference numeral: electrical motor 1, wheel hub 2, hydraulic moment changeable coupler 3.
The specific embodiment;
Below in conjunction with drawings and Examples the utility model is described further.
A kind of electronlmobil hydraulic moment changeable hub drive device, be provided with electrical motor 1, wheel hub 2, it is characterized in that being provided with hydraulic moment changeable coupler 3 between electrical motor 1 and the wheel hub 2, wherein electrical motor 1 is connected with the input shaft of hydraulic moment changeable coupler 3, and wheel hub 2 is connected with the output shaft of hydraulic moment changeable coupler 3.
The utility model can also be provided with electrical generator, the electrical generator input end is connected with the input shaft of hydraulic moment changeable coupler 3, generator output end is connected with charging unit, when brake, the wheel hub 2 of rotation drives electrical generator and rotates, with the liquid of mechanical energy in the output shaft of hydraulic moment changeable coupler 3 is sent into hydraulic moment changeable coupler 3, oppositely transmit through 3 pairs of torques of hydraulic moment changeable coupler, electrical generator is generated electricity, and institute's electricity is sent into charging unit, reach purpose of energy saving.
In the prior art; the hub drive device operated by rotary motion is in the inboard of wheel hub 2; drive effect for strengthening; many group actuating devices often are set on the battery-driven car; because in actual application; the resistance that each tire is subjected to or difference is arranged; can produce the differential phenomenon; for overcoming this point; a series of differential balance equipment need be set adjust, in contrast to this, the utility model is by being provided with hydraulic moment changeable coupler 3 between electrical motor 1 and wheel hub 2; realize transmission of energy; avoid hard connection the between electrical motor 1 and the wheel hub 2, and then simplified the differential balance equipment, can reduce the complexity of device; make vehicle operating steady and smooth, safety and comfort in the time of the protection tire.
The utility model is in the vehicle launch process, at first the turbine that is driven in the hydraulic moment changeable coupler 2 by electrical motor 1 rotates, the liquid oil that promotes in the hydraulic moment changeable coupler 2 flows to impeller, and then make impeller-driven wheel hub 3 drive wheel, reach the coupling pass-through state when reaching hydraulic moment changeable coupler 3, inside at hydraulic moment changeable coupler 3, mechanism can be locked with it after rotating speed reaches certain degree of closeness when turbine and impeller, the strength of reversing of conduction is led directly to, and when brake, wheel drive wheel hub 2 and rotate, and then by 4 rotations of hydraulic moment changeable coupler 3 driving electrical generators, generate electricity, play the effect of recover kinetic energy and brake simultaneously
The utility model is owing to adopt the hydraulic moment changeable coupler to realize the transmission of torque, avoided former drive unit to adopt gear mechanism to carry out the mode of transmission of torque, therefore friction does not produce noise yet in the course of the work, can reduce significantly the friction that produces because of contact between the parts in addition, improve the service life of drive unit, in addition, native system is when can strengthening motor torsion more than the several times, also can prevent the overload injury to motor circuit, conduct power because between motor and the bending moment coupler be by liquid oil, between do not have rigid connection, even motor oneself is turning to, also be safe, in sum, the utlity model has rational in infrastructure, safe and reliable, noise is low, and can effectively prevent the significant advantage such as wheel reversing.
Claims (2)
1. electronlmobil hydraulic moment changeable hub drive device, be provided with electrical motor, wheel hub, it is characterized in that being provided with between electrical motor and the wheel hub hydraulic moment changeable coupler, wherein electrical motor is connected with the input shaft of hydraulic moment changeable coupler, and wheel hub is connected with the output shaft of hydraulic moment changeable coupler.
2. a kind of electronlmobil hydraulic moment changeable hub drive device according to claim 1 is characterized in that being provided with electrical generator, and the electrical generator input end is connected with the input shaft of hydraulic moment changeable coupler, and generator output end is connected with charging unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020538419XU CN201808441U (en) | 2010-09-21 | 2010-09-21 | Driving device of electromobile hydraulic moment-variable hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020538419XU CN201808441U (en) | 2010-09-21 | 2010-09-21 | Driving device of electromobile hydraulic moment-variable hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201808441U true CN201808441U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020538419XU Expired - Fee Related CN201808441U (en) | 2010-09-21 | 2010-09-21 | Driving device of electromobile hydraulic moment-variable hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201808441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934723A (en) * | 2010-09-21 | 2011-01-05 | 杨正河 | Hydraulic torque-converting hub driving device of electric vehicle |
-
2010
- 2010-09-21 CN CN201020538419XU patent/CN201808441U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934723A (en) * | 2010-09-21 | 2011-01-05 | 杨正河 | Hydraulic torque-converting hub driving device of electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20130921 |