CN103395366A - Hub type outer rotor electric wheel - Google Patents
Hub type outer rotor electric wheel Download PDFInfo
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- CN103395366A CN103395366A CN2013103557440A CN201310355744A CN103395366A CN 103395366 A CN103395366 A CN 103395366A CN 2013103557440 A CN2013103557440 A CN 2013103557440A CN 201310355744 A CN201310355744 A CN 201310355744A CN 103395366 A CN103395366 A CN 103395366A
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- hollow shaft
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Abstract
The invention relates to a hub type outer rotor electric wheel, which is characterized in that a tire is mounted on a hub; hub bolts are arranged on a left rack; the left rack is mounted and arranged on a hollow shaft through a left rack bearing; a stator is arranged on the hollow shaft, and is in fastened connection with the hollow shaft; rotors are arranged on the outer side of the stator; a left cover and a right cover are arranged on the left side and the right side of each rotor respectively; the left cover is mounted and arranged on the hollow shaft through the left bearing; the right cover is mounted and arranged on the hollow shaft through the right bearing; a sun wheel is mounted on the periphery of each rotor; planetary wheels are mounted on planetary shafts; the two ends of each planetary shaft are fixedly connected with the left rack and the right rack; the outer side of each planetary wheel is meshed with an inner-toothed ring; the inner side of each planetary wheel is meshed with each sun wheel; an electromagnetic device is arranged on the right side of each inner-toothed ring; a column bolt is arranged on the right side surface of each electromagnetic device; each electromagnetic device and each column bolt are integrally formed. The hub type outer rotor electric wheel has the benefits that the deficiency of the prior art is overcome, the special advantage of high mechanical transmission efficiency is maximized, the structure is simple, and the integration degree is high.
Description
Technical field
The present invention relates to the technical field of drive system of electric automobile, specifically a kind of hub-type external rotor electric wheels.
Background technology
At present, known hub-type electric wheel, omitted the parts such as traditional power-transfer clutch and diff, simplified complete vehicle structure, improved driving efficiency, facts have proved, the hub-type electric wheel is the direction of following Development of Electric Vehicles.Existing hub-type electric wheel has wheel rim deceleration device and two kinds of base models of direct drive.This depends on employing low speed outer rotor motor, or the high speed inner rotor motor.Need very large moment of torsion when starting to walk, climbing or accelerating when electronlmobil, must inject powerful electric current this moment to electrical motor, in order to take into account the dynamic property needs that normally travel and run at high speed of vehicle, in order to extend to greatest extent the course continuation mileage of vehicle, at present, this direct electrically operated hub-type electric wheel, adopt the low speed outer rotor motor usually, and such electrical motor must possess can provide the rotating speed of high pulling torque and wide region when low speed.And external rotor electric machine output torque and power are subject to the strict restriction of wheel diameters, and system cost is expensive.So explore the hub-type electric wheel technology that external rotor electric machine directly drives, relate to the General Promotion electric powered motor, reduce power consumption, extend the key technical problem of course continuation mileage, be also the important advanced subject that the electronlmobil scientific research field needs to be resolved hurrily.
Summary of the invention
technical matters to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of hub-type external rotor electric wheels is provided, and the technical solution adopted for the present invention to solve the technical problems is: structure of the present invention comprises tire, internal gear, satellite gear, the star axle, rotor, the hub bolt, hub is female, thrust bearing, left nut, left bearing, left bearing, hollow shaft, left cover, wheel hub, right cover, braking is secondary, right bearing, electrical control lines, right bearing, collar bearing, spring rises, stator, right nut, thrust baring, the post bolt, post is female, trailing arm, electromagnetic device, drg, left, oil sealing, right, sun wheel, it is characterized in that tire is arranged on wheel hub, be provided with the hub bolt on left, left is structure as a whole with the hub bolt, hub bolt on left passes wheel hub, left is fixed together with the hub mother of wheel hub by hub bolt outer end, left is mounted on hollow shaft by left bearing, be provided with stator on hollow shaft, stator and hollow shaft are fastenedly connected, and the arranged outside of stator has rotor, and the left and right sides of rotor is respectively arranged with left cover and right cover, left cover is mounted on hollow shaft by left bearing, and right cover is installed setting by right bearing
on hollow shaft, install and be provided with sun wheel on the periphery body of rotor, satellite gear is arranged on the star axle, the two ends of star axle are fixedly connected with right with left respectively, the outside of satellite gear and internal gear engagement, the inboard of satellite gear and sun wheel engagement, the internal gear right side is provided with electromagnetic device, be provided with the post bolt on the right flank of electromagnetic device, electromagnetic device and post bolt are structure as a whole, the right side of electromagnetic device is provided with drg, the right side of drg is provided with trailing arm, drg and trailing arm are mounted on post bolt and hollow shaft, the outer end of post bolt is provided with the post mother, the right-hand member of hollow shaft is provided with right nut, female and right nut is with hollow shaft by post, electromagnetic device, trailing arm and drg tighten together with one heart, draw from the port, right side of hollow shaft with the electrical control lines that stator is connected with electromagnetic device, be provided with rise spring and thrust baring in the centre hole of electromagnetic device, rise spring and thrust baring is arranged on hollow shaft, the left end of spring of rising withstands on the right side wall of internal gear, the right-hand member of spring of rising withstands on the left side of thrust baring, the right side of thrust baring is pressed against on the left side wall of drg, right is mounted on hollow shaft by right bearing, thrust bearing is mounted on the hollow shaft in left bearing left side, the left end of hollow shaft is provided with left nut, install and be provided with oil sealing between electromagnetic device and wheel hub.
Described hub-type external rotor electric wheels, is characterized in that internal gear is sleeved on hollow shaft through the collar bearing running-fit, internal gear can be on hollow shaft longitudinal travel.
Described hub-type external rotor electric wheels, is characterized in that the outer edge conical surface and the conical surface kissing on internal gear of right merges formation braking pair.
described hub-type external rotor electric wheels, it is characterized in that when the electrical control lines that is connected with electromagnetic device does not access power supply, the spring that rises promotes internal gear and axially moves to left, brake secondary combination, left, right and internal gear are linked up, this moment is when the rotor of outer rotor motor, due to the secondary combination braking of braking, force satellite gear to stop rotation, thereby cause sun wheel to drive all, rotating Vortexes synchronous around stator of satellite gear, left, right, wheel hub and tire, the hub-type external rotor electric wheels of this moment: the rotary power of ground output rotor, when the electrical control lines access power supply that is connected with electromagnetic device, the tension axis that the strong magnetic attraction internal gear of electromagnetic device overcomes the spring that rises moves right, make the secondary separation of braking, internal gear is held by electromagnetic device and stops the rotation simultaneously, this moment is when the rotor of outer rotor motor, separate because braking is secondary, drive satellite gear with the fastening sun wheel that is connected of rotor, in the time of the reverse rotation of satellite gear, under internal gear engagement restriction, force left, right, wheel hub and tire all with the rotor rotating Vortex, the hub-type external rotor electric wheels of this moment is with the rotary power of the output rotor of deceleration increment.
The present invention adopts the 2K-H type NGW class single-planetary gear train that volume is little, efficiency is high,, by in good time regulation and control electromagnetic device, catches, indulges the member b in this planet circular system, makes it run on ibax pattern or " ia-bH " pattern, thereby realizes the speed governing bending moment.When electromagnetic device held member b, this planet circular system ran on the ibax pattern, and power is by member a input, and by member H output, its reduction ratio i=1+Zb/Za, finally export the rotary power that increases moment of torsion.Release vertically while putting member b when electromagnetic device, this planet circular system conversion operation is in " ia-bH " pattern, and cone braking pair in it links up member b and member H, satellite gear stops autobiography, and power, by the input of a member, is directly exported by the H member, its reduction ratio i=1: 1, finally export the rotary power of 1: 1.It is worthy of note especially the electronlmobil that the hub-type external rotor electric wheels is installed, in most times of operation, planet circular system in it all is in the rotary state of deviating from that the rotation axis transmission stops, only when vehicle start, climbing or acceleration, planet circular system just is in the rotation axis drive state, so mechanical wear is very little.And electronlmobil is started to walk frequently, is climbed the huge period of power consumption just, increases output torque in good time, not only can easily start to walk, accelerates, climb, and its power consumption does not rise counter falling, so can effectively extend the course continuation mileage of elec. vehicle.
The invention has the beneficial effects as follows, the present invention overcomes the deficiencies in the prior art, can bring into play to greatest extent the high efficiency peculiar advantage of mechanical drive, and is simple in structure, integrated degree is high, can when the state of non-speed governing bending moment, deviate from transmission, therefore mechanical wear is very little, the cycle of being excused from a college course is long, not only energy-conservation but also environmental protection, can make the aspects such as dynamic property, economize on electricity property and mileages of continuation of electronlmobil, all obtains the lifting of leap property.
Description of drawings
Fig. 1: embodiment of the present invention structural representation.
in figure: tire 1, internal gear 2, satellite gear 3, star axle 4, rotor 5, hub bolt 6, hub mother 7, thrust bearing 8, left nut 9, left bearing 10, left bearing 11, hollow shaft 12, left cover 13, wheel hub 14, right cover 15, braking secondary 16, right bearing 17, electrical control lines 18, right bearing 19, collar bearing 20, spring 21 rises, stator 22, right nut 23, thrust baring 24, post bolt 25, post mother 26, trailing arm 27, electromagnetic device 28, drg 29, left 30, oil sealing 31, right 32, sun wheel 33.
The specific embodiment
Illustrate referring to the drawings the present invention is done following concrete detailed description.as shown in drawings, structure of the present invention comprises tire 1, internal gear 2, satellite gear 3, star axle 4, rotor 5, hub bolt 6, hub mother 7, thrust bearing 8, left nut 9, left bearing 10, left bearing 11, hollow shaft 12, left cover 13, wheel hub 14, right cover 15, braking secondary 16, right bearing 17, electrical control lines 18, right bearing 19, collar bearing 20, spring 21 rises, stator 22, right nut 23, thrust baring 24, post bolt 25, post mother 26, trailing arm 27, electromagnetic device 28, drg 29, left 30, oil sealing 31, right 32, sun wheel 33, it is characterized in that tire 1 is arranged on wheel hub 14, be provided with hub bolt 6 on left 30, be structure as a whole with hub bolt 6 for left 30, hub bolt 6 on left 30 passes wheel hub 14, be fixed together with the hub mother 7 of wheel hub 14 by hub bolt 6 outer ends for left 30, be mounted on hollow shaft 12 by left bearing 10 for left 30, be provided with stator 22 on hollow shaft 12, stator 22 is fastenedly connected with hollow shaft 12, the arranged outside of stator 22 has rotor 5, the left and right sides of rotor 5 is respectively arranged with left cover 13 and right cover 15, left cover 13 is mounted on hollow shaft 12 by left bearing 11, right cover 15 is mounted on hollow shaft 12 by right bearing 17, install and be provided with sun wheel 33 on the periphery body of rotor 5, satellite gear 3 is arranged on star axle 4, the two ends of star axle 4 are fixedly connected with right 32 with left 30 respectively, the outside of satellite gear 3 and internal gear 2 engagements, the inboard of satellite gear 3 and sun wheel 33 engagements, internal gear 2 right sides are provided with electromagnetic device 28, be provided with post bolt 25 on the right flank of electromagnetic device 28, electromagnetic device 28 is structure as a whole with post bolt 25, the right side of electromagnetic device 28 is provided with drg 29, the right side of drg 29 is provided with trailing arm 27, drg 29 is mounted on post bolt 25 and hollow shaft 12 with trailing arm 27, the outer end of post bolt 25 is provided with post mother 26, the right-hand member of hollow shaft 12 is provided with right nut 23, by post female 26 and right nut 23 with hollow shaft 12, electromagnetic device 28, trailing arm 27 and drg 29 tighten together with one heart, the electrical control lines 18 that is connected of being connected with electromagnetic device with stator 22 is drawn from the port, right side of hollow shaft 12, be provided with rise spring 21 and thrust baring 24 in the centre hole of electromagnetic device 28, rise spring 21 and thrust baring 24 is arranged on hollow shaft 12, the left end of spring 21 of rising withstands on the right side wall of internal gear 2, the right-hand member of spring 21 of rising withstands on the left side of thrust baring 24, the right side of thrust baring 24 is pressed against on the left side wall of drg 29, be mounted on hollow shaft 12 by right bearing 19 for right 32, thrust bearing 8 is mounted on the hollow shaft 12 in left bearing 10 left sides, the left end of hollow shaft 12 is provided with left nut 9, install and be provided with oil sealing 31 between electromagnetic device 28 and wheel hub 14.That internal gear 2 is sleeved on hollow shaft 12 through collar bearing 20 running-fits, internal gear 2 can be on hollow shaft 12 longitudinal travel.The outer edge conical surface of right 32 and the conical surface kissing on internal gear 2 merge to form brakes secondary 16.
Embodiment recited above is described the preferred embodiment of the present invention; not the spirit and scope of the present invention are limited; under the prerequisite that does not break away from design concept of the present invention; various modification and improvement that in this area, common engineering staff make technical scheme of the present invention; all should fall into protection scope of the present invention; the technology contents that the present invention asks for protection, all be documented in claims.
Claims (4)
1. the hub-type external rotor electric wheels, comprise tire (1), internal gear (2), satellite gear (3), star axle (4), rotor (5), hub bolt (6), hub female (7), thrust bearing (8), left nut (9), left bearing (10), left bearing (11), hollow shaft (12), left cover (13), wheel hub (14), right cover (15), braking secondary (16), right bearing (17), electrical control lines (18), right bearing (19), collar bearing (20), spring (21) rises, stator (22), right nut (23), thrust baring (24), post bolt (25), post female (26), trailing arm (27), electromagnetic device (28), drg (29), left (30), oil sealing (31), right (32), sun wheel (33), it is characterized in that tire (1) is arranged on wheel hub (14), be provided with hub bolt (6) on left (30), left (30) are structure as a whole with hub bolt (6), hub bolt (6) on left (30) passes wheel hub (14), left (30) are fixed together with the hub female (7) of wheel hub (14) by hub bolt (6) outer end, left (30) are mounted on hollow shaft (12) by left bearing (10), be provided with stator (22) on hollow shaft (12), stator (22) is fastenedly connected with hollow shaft (12), the arranged outside of stator (22) has rotor (5), the left and right sides of rotor (5) is respectively arranged with left cover (13) and right cover (15), left cover (13) is mounted on hollow shaft (12) by left bearing (11), right cover (15) is mounted on hollow shaft (12) by right bearing (17), install and be provided with sun wheel (33) on the periphery body of rotor (5), satellite gear (3) is arranged on star axle (4), the two ends of star axle (4) are fixedly connected with right (32) with left (30) respectively, the outside of satellite gear (3) and internal gear (2) engagement, the inboard of satellite gear (3) and sun wheel (33) engagement, internal gear (2) right side is provided with electromagnetic device (28), be provided with post bolt (25) on the right flank of electromagnetic device (28), electromagnetic device (28) is structure as a whole with post bolt (25), the right side of electromagnetic device (28) is provided with drg (29), the right side of drg (29) is provided with trailing arm (27), drg (29) is mounted on post bolt (25) and hollow shaft (12) with trailing arm (27), the outer end of post bolt (25) is provided with post mother (26), the right-hand member of hollow shaft (12) is provided with right nut (23), by post female (26) and right nut (23) with hollow shaft (12), electromagnetic device (28), trailing arm (27) and drg (29) tighten together with one heart, be connected 28 with stator (22) with electromagnetic device) electrical control lines (18) that is connected draws from the port, right side of hollow shaft (12), be provided with the spring that rises (21) and thrust baring (24) in the centre hole of electromagnetic device (28), rise spring (21) and thrust baring (24) is arranged on hollow shaft (12), the left end of spring (21) of rising withstands on the right side wall of internal gear (2), the right-hand member of spring (21) of rising withstands on the left side of thrust baring (24), the right side of thrust baring (24) is pressed against on the left side wall of drg (29), right (32) are mounted on hollow shaft (12) by right bearing (19), thrust bearing (8) is mounted on the hollow shaft (12) in left bearing (10) left side, the left end of hollow shaft (12) is provided with left nut (9), install and be provided with oil sealing (31) between electromagnetic device (28) and wheel hub (14).
2. hub-type external rotor electric wheels described according to claims 1, is characterized in that internal gear (2) is sleeved on hollow shaft (12) through collar bearing (20) running-fit, and internal gear (2) can be at the upper longitudinal travel of hollow shaft (12).
3. hub-type external rotor electric wheels described according to claims 1, is characterized in that the outer edge conical surface of right (32) and the conical surface kissing on internal gear (2) merge formation braking secondary (16).
4. hub-type external rotor electric wheels described according to claims 1, it is characterized in that in the electrical control lines (18) that is connected with electromagnetic device (28) while not accessing power supply, the spring (21) that rises promotes internal gear (2) and axially moves to left, secondary (16) combination of braking, make left (30), right (32) and internal gear (2) link up, this moment is while rotating when the rotor (5) of outer rotor motor, combination braking due to braking secondary (16), force satellite gear (3) to stop rotation, thereby cause sun wheel (33) to drive satellite gear (3), left (30), right (32), wheel hub (14) and tire (1) are all synchronous around stator (22), rotating Vortex, the rotary power of hub-type external rotor electric wheels 1: the 1 ground output rotor (5) of this moment, when electrical control lines (18) the access power supply that is connected with electromagnetic device (28), the tension axis that the strong magnetic attraction internal gear (2) of electromagnetic device (28) overcomes the spring that rises (21) moves right, braking secondary (16) is separated, internal gear (2) is held and stops the rotation by electromagnetic device (28) simultaneously, this moment is while rotating when the rotor (5) of outer rotor motor, because braking secondary (16) separates, drive satellite gear (3) with the fastening sun wheel that is connected of rotor (5) (33), in the time of the reverse rotation of satellite gear (3), under internal gear (2) engagement restriction, force left (30), right (32), wheel hub (14) and tire (1) all with rotor (5) rotating Vortex, the hub-type external rotor electric wheels of this moment is with the rotary power of the output rotor of deceleration increment (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103557440A CN103395366A (en) | 2013-08-16 | 2013-08-16 | Hub type outer rotor electric wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103557440A CN103395366A (en) | 2013-08-16 | 2013-08-16 | Hub type outer rotor electric wheel |
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| Publication Number | Publication Date |
|---|---|
| CN103395366A true CN103395366A (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103557440A Pending CN103395366A (en) | 2013-08-16 | 2013-08-16 | Hub type outer rotor electric wheel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956857A (en) * | 2014-05-29 | 2014-07-30 | 西华大学 | External rotor motor reducer used for washing machine |
| DE102017204459A1 (en) | 2017-03-17 | 2018-09-20 | Zf Friedrichshafen Ag | Device for driving a vehicle wheel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070181357A1 (en) * | 2004-02-23 | 2007-08-09 | Ntn Corporation | Motor-driven wheel driving apparatus |
| CN200951715Y (en) * | 2006-10-09 | 2007-09-26 | 上海燃料电池汽车动力系统有限公司 | Inner rotor type integrated electric wheel structure of four wheel driving fuel battery automobile |
| US20080202832A1 (en) * | 2005-01-13 | 2008-08-28 | Xiaolan Ai | High Reduction Ratio Electric Hub Drive |
| CN102897018A (en) * | 2012-09-18 | 2013-01-30 | 戴炳炎 | Power wheel for driving motor home or yacht to move |
| CN203438851U (en) * | 2013-08-16 | 2014-02-19 | 河北格洛斯节能设备科技有限公司 | Novel hub type outer rotor electric wheel |
-
2013
- 2013-08-16 CN CN2013103557440A patent/CN103395366A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070181357A1 (en) * | 2004-02-23 | 2007-08-09 | Ntn Corporation | Motor-driven wheel driving apparatus |
| US20080202832A1 (en) * | 2005-01-13 | 2008-08-28 | Xiaolan Ai | High Reduction Ratio Electric Hub Drive |
| CN200951715Y (en) * | 2006-10-09 | 2007-09-26 | 上海燃料电池汽车动力系统有限公司 | Inner rotor type integrated electric wheel structure of four wheel driving fuel battery automobile |
| CN102897018A (en) * | 2012-09-18 | 2013-01-30 | 戴炳炎 | Power wheel for driving motor home or yacht to move |
| CN203438851U (en) * | 2013-08-16 | 2014-02-19 | 河北格洛斯节能设备科技有限公司 | Novel hub type outer rotor electric wheel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956857A (en) * | 2014-05-29 | 2014-07-30 | 西华大学 | External rotor motor reducer used for washing machine |
| DE102017204459A1 (en) | 2017-03-17 | 2018-09-20 | Zf Friedrichshafen Ag | Device for driving a vehicle wheel |
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Application publication date: 20131120 |