CN202022091U - Eccentric-type sealed wheel drive electric wheel - Google Patents
Eccentric-type sealed wheel drive electric wheel Download PDFInfo
- Publication number
- CN202022091U CN202022091U CN201120145380XU CN201120145380U CN202022091U CN 202022091 U CN202022091 U CN 202022091U CN 201120145380X U CN201120145380X U CN 201120145380XU CN 201120145380 U CN201120145380 U CN 201120145380U CN 202022091 U CN202022091 U CN 202022091U
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- CN
- China
- Prior art keywords
- wheel
- external gear
- hub motor
- axis
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/40—Electrical machine applications
- B60L2220/44—Wheel Hub motors, i.e. integrated in the wheel hub
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides an eccentric-type sealed wheel drive electric wheel, belonging to the field of the manufacturing technique of electric motors. The eccentric-type sealed wheel drive electric wheel structurally comprises an external gear hub motor, a wheel hub and a tire, wherein the tire is arranged on the wheel hub. A left end cover and a right end cover are symmetrically arranged on the two sides of the wheel hub to form a sealing chamber which is used for holding the external gear hub motor. A center shaft penetrates through the centers of the left end cover and the right end cover and is fixed through bearings. The external gear hub motor is fixed on the center shaft through a motor bracket and the motor shaft of the external gear hub motor is arranged on one side of the center shaft. An internal gear ring which is engaged with the external gear of the external gear hub motor is arranged on the internal side of the wheel hub. Compared with the prior art, the eccentric-type sealed wheel drive electric wheel has the advantages that the full sealing of mutually and rotatably engaged surfaces can be realized in the vehicle design when a wheel driving method is adopted, unsafe factors during the running of a vehicle in muddy water and sandy soil pavements can be eliminated and the mutually and rotatably engaged surfaces can run in a lubricated state.
Description
(1) technical field
The utility model relates to a kind of manufacturing technology of battery-driven car, and specifically a kind of centering type sealing wheel limit drives electric drive wheel.
(2) background technology
Therefore advantages such as everyone knows, wheel limit type of drive is compared with the type of drive of hub-type motor with middle shaft type motor, has the reduction ratio height, and the high and dynam controllability of transmission usefulness is good, are paid attention to by industry always.But, because it is low that wheel limit type of drive exists center-of-gravity position, and the active flank that mutual rotation is arranged, existing electric machine structure is restricted in addition, therefore can't form mechanical seal and actv. power lubrication, when this vehicle that just makes travels, very easily cause fatal infringement to wheel limit drive system on muddy water and sandy soil road surface.So wheel limit type of drive is still showed on the notion vehicle mostly, also is not generalizable on vehicle design so far.
(3) summary of the invention
Technical assignment of the present utility model is at the deficiencies in the prior art, provides a kind of and can effectively solve the centering type sealing wheel limit driving electric drive wheel that the wheel limit drives sealing problem.
The technical scheme that its technical matters that solves the utility model adopts is:
Centering type sealing wheel limit drives electric drive wheel, comprise the external gear wheel hub motor, wheel nave, tire, tire is arranged on the wheel nave, thereby the bilateral symmetry of wheel nave is provided with left side end cap and right side end cap and surrounds an annular seal space that holds the external gear wheel hub motor, axis passes from the center of left side end cap and right side end cap and is fixed by bearing, the external gear wheel hub motor is fixed on the axis by electric machine support and the motor shaft of external gear wheel hub motor is positioned at a side of axis, and the inboard of above-mentioned wheel nave is provided with the internally toothed annulus that is meshed with the external gear of external gear wheel hub motor.
Above-mentioned centering type sealing wheel limit drives electric drive wheel, its axis is according to the diameter of external gear wheel hub motor, adopt the settings of axis setting or left and right sides two-semiaxle, when adopting left and right sides two-semiaxle to be provided with, in order to guarantee the installation fastness of external gear wheel hub motor, its electric machine support can adopt U type supporting structure.
Above-mentioned centering type sealing wheel limit drives electric drive wheel, for increasing the sealing property of annular seal space, prevent that impurity such as dust from entering the normal operation that annular seal space influences the external gear wheel hub motor, can between its left side end cap and axis, be provided with the left side seal ring, between its right side end cap and axis, be provided with the right side seal ring.
Aforementioned external teeth wheel wheel hub motor, comprise motor shaft and stator fixed thereon, stator is arranged with rotor case outward, left side rotor endcap, right side rotor endcap and bearing rotatable be fixed on motor shaft on of rotor case by being positioned at its left and right sides, external gear can be set on rotor case, also can between left side rotor endcap and right side rotor endcap, select one external gear is set, can also on left side rotor endcap and right side rotor endcap, external gear be set respectively.
Centering type sealing wheel of the present utility model limit drives electric drive wheel, and its principle of work is as follows:
During the work of external gear wheel hub motor, the external gear that its rotor case drives on it rotates, and the internally toothed annulus that external gear drives again on the wheel nave rotates, thereby drives whole wheel nave and tyre rotation.
Centering type sealing wheel of the present utility model limit drives electric drive wheel compared with prior art, and the beneficial effect that is produced is:
The utility model has realized that the wheel limit drives on vehicle design hermetically sealed to mutual rotation active flank, so eliminated the safety hazard when vehicle travels on muddy water and sandy soil road surface.And the active flank of mutual rotation can be turned round under lubricating status.
(4) description of drawings
Accompanying drawing 1 is the structural representation of first embodiment of the utility model;
Accompanying drawing 2 is the structural representation of second embodiment of the utility model.
Among the figure, 1, the external gear wheel hub motor, 2, wheel nave, 3, tire, 4, the left side end cap, 5, right side end cap, 6, annular seal space, 7, axis, 8, electric machine support, 9, motor shaft, 10, external gear, 11, internally toothed annulus, 12, the left side seal ring, 13, the right side seal ring.
(5) specific embodiment
Explain below driving electronic crop rotation below in conjunction with 1,2 pairs in accompanying drawing centering types sealing of the present utility model wheel limit.
Embodiment 1:
As shown in Figure 1, centering type sealing wheel of the present utility model limit drives electric drive wheel, its structure comprises external gear wheel hub motor 1, wheel nave 2, tire 3, tire 3 is arranged on the wheel nave 2, thereby the bilateral symmetry of wheel nave 2 is provided with left side end cap 4 and right side end cap 5 and surrounds an annular seal space 6 that holds external gear wheel hub motor 1, axis 7 passes from the center of left side end cap 4 and right side end cap 5 and is fixed by bearing, external gear wheel hub motor 1 is fixed on the axis 7 by electric machine support 8, axis 7 is an axis, and the motor shaft 9 of external gear wheel hub motor 1 is positioned at a side of axis 7, and the inboard of above-mentioned wheel nave 2 is provided with the internally toothed annulus 11 that is meshed with the external gear 10 of external gear wheel hub motor 1.
Be provided with left side seal ring 12 between above-mentioned left side end cap 4 and the axis 7, be provided with right side seal ring 13 between right side end cap 5 and the axis 7.
Embodiment 2:
As shown in Figure 2, centering type sealing wheel of the present utility model limit drives electric drive wheel, its structure comprises external gear wheel hub motor 1, wheel nave 2, tire 3, tire 3 is arranged on the wheel nave 2, thereby the bilateral symmetry of wheel nave 2 is provided with left side end cap 4 and right side end cap 5 and surrounds an annular seal space 6 that holds external gear wheel hub motor 1, axis 7 passes from the center of left side end cap 4 and right side end cap 5 and is fixed by bearing, external gear wheel hub motor 1 is fixed on the axis 7 by electric machine support 8 and the motor shaft 9 of external gear wheel hub motor 1 is positioned at a side of axis 7, and the inboard of above-mentioned wheel nave 2 is provided with the internally toothed annulus 11 that is meshed with the external gear 10 of external gear wheel hub motor 1.
Above-mentioned axis 7 is a left and right sides two-semiaxle structure, and in order to guarantee the installation fastness of external gear wheel hub motor 1, electric machine support 8 adopts U type support.
Be provided with left side seal ring 12 between above-mentioned left side end cap 4 and the axis 7, be provided with right side seal ring 13 between right side end cap 5 and the axis 7.
Claims (6)
1. centering type sealing wheel limit drives electric drive wheel, comprise external gear wheel hub motor (1), wheel nave (2), tire (3), tire (3) is arranged on the wheel nave (2), it is characterized in that, the bilateral symmetry of wheel nave (2) is provided with left side end cap (4) and right side end cap (5) thereby surrounding one holds the annular seal space (6) of external gear wheel hub motor (1), axis (7) passes from the center of left side end cap (4) and right side end cap (5) and is fixed by bearing, external gear wheel hub motor (1) is fixed on by electric machine support (8) that axis (7) is gone up and the motor shaft (9) of external gear wheel hub motor (1) is positioned at a side of axis (7), and the inboard of above-mentioned wheel nave (2) is provided with the internally toothed annulus (11) that is meshed with the external gear (10) of external gear wheel hub motor (1).
2. centering type sealing wheel according to claim 1 limit drives electric drive wheel, it is characterized in that axis (7) is an axis.
3. centering type sealing wheel according to claim 1 limit drives electric drive wheel, it is characterized in that axis (7) is a left and right sides two-semiaxle structure.
4. centering type sealing wheel according to claim 3 limit drives electric drive wheel, it is characterized in that electric machine support (8) is a U type support.
5. centering type sealing wheel according to claim 1 limit drives electric drive wheel, it is characterized in that, is provided with left side seal ring (12) between left side end cap (4) and the axis (7).
6. centering type sealing wheel according to claim 1 limit drives electric drive wheel, it is characterized in that, is provided with right side seal ring (13) between right side end cap (5) and the axis (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120145380XU CN202022091U (en) | 2011-05-10 | 2011-05-10 | Eccentric-type sealed wheel drive electric wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120145380XU CN202022091U (en) | 2011-05-10 | 2011-05-10 | Eccentric-type sealed wheel drive electric wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202022091U true CN202022091U (en) | 2011-11-02 |
Family
ID=44847055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120145380XU Expired - Fee Related CN202022091U (en) | 2011-05-10 | 2011-05-10 | Eccentric-type sealed wheel drive electric wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202022091U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275499A (en) * | 2011-05-10 | 2011-12-14 | 隗俊 | Eccentric sealed wheel-driving electric wheel |
| CN104534059A (en) * | 2014-11-19 | 2015-04-22 | 刘金波 | Hub type power gear |
| CN104787183A (en) * | 2014-01-16 | 2015-07-22 | 阿克顿公司 | Motorized transportation device |
| CN109789767A (en) * | 2016-05-19 | 2019-05-21 | 尤耶特有限责任公司 | The wheel for vehicle with driving unit, installs the sealing device of the method for wheel and the bearing arrangement of seal wheel |
| CN110126608A (en) * | 2019-05-06 | 2019-08-16 | 平湖炜业电器有限公司 | A kind of application method of hub motor on four-wheel perambulator |
-
2011
- 2011-05-10 CN CN201120145380XU patent/CN202022091U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275499A (en) * | 2011-05-10 | 2011-12-14 | 隗俊 | Eccentric sealed wheel-driving electric wheel |
| CN104787183A (en) * | 2014-01-16 | 2015-07-22 | 阿克顿公司 | Motorized transportation device |
| CN104534059A (en) * | 2014-11-19 | 2015-04-22 | 刘金波 | Hub type power gear |
| CN109789767A (en) * | 2016-05-19 | 2019-05-21 | 尤耶特有限责任公司 | The wheel for vehicle with driving unit, installs the sealing device of the method for wheel and the bearing arrangement of seal wheel |
| CN110126608A (en) * | 2019-05-06 | 2019-08-16 | 平湖炜业电器有限公司 | A kind of application method of hub motor on four-wheel perambulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20150510 |
|
| EXPY | Termination of patent right or utility model |