CN201813252U - Wheel hub motor with plurality of arrangement modes of wheel rim and brake device - Google Patents
Wheel hub motor with plurality of arrangement modes of wheel rim and brake device Download PDFInfo
- Publication number
- CN201813252U CN201813252U CN2009202288361U CN200920228836U CN201813252U CN 201813252 U CN201813252 U CN 201813252U CN 2009202288361 U CN2009202288361 U CN 2009202288361U CN 200920228836 U CN200920228836 U CN 200920228836U CN 201813252 U CN201813252 U CN 201813252U
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- CN
- China
- Prior art keywords
- wheel
- motor
- rim
- wheel rim
- wheel hub
- 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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1846—Rotary generators structurally associated with wheels or associated parts
-
- 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
Abstract
The utility model provides a wheel hub motor with a plurality of arrangement modes of a wheel rim and a brake device. A motor shaft is provided with a stator iron core coil by a stator seat, and a rotor iron core is fixed at the inner periphery of a shell of the motor. The wheel rim is installed or casted on the shell of the motor, an inner-side end cover or an outer-side end cover; or a combined wheel rim, a semi-side wheel rim and the shell of the motor are casted into a whole, wherein the semi-side wheel rim is detachable. A brake disc or a brake drum is installed or casted on the inner-side end cover of the motor. The diameter of the inner side end of the motor shaft is enlarged so as to form a protruding annular cylinder body, and through holes for the penetration of electric wires and cooling water pipes are arranged at the periphery in the annular cylinder body; a gap adjusting fastening bearing or a gap adjusting fastening nut is installed at the outer side end of the motor shaft so as to adjust the gap of an electric driving wheel; and when the wheel hub motor is used as the auxiliary power of a hybrid electric vehicle, the motor shaft adopts a hollow shaft. In the utility model, the heat dissipation is realized in an air cooling mode or a water cooling mode, the heat dissipation effect is better especially by using the water cooling mode, and the wheel hub motor with large capacity is suitable for being manufactured.
Description
Affiliated technical field
The utility model relates to a kind of automobile-used motor, specifically, is the wheel hub motor of a kind of wheel rim and the multiple set-up mode of brake apparatus.
Background technology
As a kind of clean energy resource automobile, the development of electric automobile has been subjected to paying close attention to widely.Electric automobile in the market all is little vehicle, the mode that adopts electrical machinery of active force incorporating transmission and transmission device to drive more, and the mode that wheel hub motor directly drives is seldom used, and does not see that more medium-sized or above vehicle uses big capacity wheel hub motor and directly drive.Its reason is that correlation technique is still immature.This is mainly reflected in: contour structures design is scientific and reasonable inadequately, cooperates globality bad between wheel hub, brake apparatus and the wheel hub motor, and shock-resistant ability, maintenanceability are relatively poor; When adopting complicated automatic control mode, more power line, control line pass motor shaft certain technical difficulty; The stator core coil heat radiation of wheel hub motor is bad, and electric machine temperature rise is too high, influences the wheel hub motor reliability of operation, wheel hub motor is maximized be restricted.
Summary of the invention
For addressing the above problem, the utility model provides the wheel hub motor of a kind of wheel rim and the multiple set-up mode of brake apparatus, and its contour structures is scientific and reasonable, brake apparatus has shock-resistant preferably ability and maintenanceability, and good heat dissipation effect is practical.
The utility model comprises stator core coil, rotor core, motor housing, wheel bolt, the technical scheme that is adopted is: be mounted with stator seat on the porous motor shaft, the stator core coil is fixed on the periphery of stator seat, and rotor core is fixed on the interior week of motor housing.Wheel rim adopts collapsible rim or separable rim, perhaps adopts whole rim; When adopting collapsible rim, the diameter of inboard end cap is greater than the diameter of motor housing, form the outstanding outer of similar ring flange, on outstanding outer, install wheel bolt, or ring flange is set in the motor housing periphery, on ring flange, install wheel bolt, or directly install wheel bolt on the side end cap outside, with wheel bolt installing/dismounting formula wheel rim; When adopting separable rim, the wheel rim of separable rim fixedly side and motor housing is cast into one, and the detachable side of wheel rim installs and fixes with wheel bolt; When adopting whole rim, whole rim and motor housing are cast into one.Brake apparatus adopts braking disk brake or braking drum brake; Adopt when braking disk brake, installation or monoblock cast have brake disc outside the inboard end cap, and when adopting the braking drum brake, installation or monoblock cast have brake drum on the outer that inboard end cap is given prominence to.Heat radiation of air blade air cooling way or the heat radiation of cooling water chamber water-cooling pattern in adopting.
The wheel rim of the described separable rim fixedly joint portion of side and the detachable side of wheel rim is equiped with rubber ring.Rubber ring plays the anti-gas-leak effect when using the vacuum tire, and when using the inner tube of a tyre, rubber ring is done protective car and used.
The wheel hub motor of described wheel rim and the multiple set-up mode of brake apparatus, when adopting the air cooling way heat radiation, the inboard of outside end cap is provided with interior air blade, is equipped with the air circulation duct in the joint portion of motor housing and rotor core and the stator seat; When adopting the water-cooling pattern heat radiation, be provided with cooling water chamber in the stator seat, and be connected with cooling water pipe, cooling water pipe stretches out porous motor shaft medial extremity by clear opening.
The inner position of described porous motor shaft enlarged diameter, enlarged diameter partly forms outstanding ring cylinder, is provided with the clear opening that several do not have bending in the ring cylinder all around, and the inside and outside space of wheel hub motor is connected.Porous motor shaft outer end is provided with screw thread, is equiped with to transfer fastening bearing in crack or accent crack clamp nut; The wheel hub motor capacity is less, when adopting radial ball bearing, screw thread is not established in porous motor shaft outer end.
When described porous motor shaft is used as the auxiliary power of hybrid power car at wheel hub motor, the hollow of perforation can be set.Porous motor shaft inside line is provided with the installation site, and the top is provided with the location cotter way.When wheel hub motor is installed, this section installation position is inserted in the axis hole of the half opening that is provided with on the electric automobile suspension, fastening with the pin bolt of band alignment pin function.
The fastening bearing in described accent crack is installed in porous motor shaft outer end, in order to regulate the electric driving wheel gap.Transfer the bearing inner race of the fastening bearing in crack to stretch out, and be provided with the opening cotter way, bearing inner race interior week be provided with internal thread.
The beneficial effects of the utility model mainly contain following some:
1, makes electrocar with this wheel hub motor, saved complicated transmission device, can reduce manufacturing cost, reduce maintenance load, improve Energy Efficiency Ratio.
2, mode air-cooled and water-cooled all is the forced heat radiation mode, and this can make the temperature rise of stator core coil be controlled effectively, thereby effectively reduces the operating temperature of wheel hub motor, and it is more reliable to make it operation.Especially water-cooling pattern, radiating effect is better, is the condition created that manufactures and designs of big capacity wheel hub motor, can be used as heating in the car again through hydronic cooling water simultaneously.
3, wheel rim has multiple installation set-up mode, can select according to actual needs to use.Especially separable rim makes the dismounting of tire and maintenance more convenient.These set-up modes make wheel hub motor utilize installing space fully, help installing the wheel hub motor of using larger capacity.
4, the installation connected mode good integrity between brake disc or brake drum and the wheel hub motor, motor shaft is stressed more reasonable, has shock-resistant preferably ability and maintenanceability.
5, wearing power line and control line usually, all is from the motor shaft central punch, and bending passes motor shaft, and such single hole design is difficult to wear a fairly large number of power line and control line, the more difficult cooling water pipe that wears.This hole knockout also rings the intensity of motor shaft simultaneously.The nothing bending clear opening design of porous motor shaft can wear a fairly large number of power line and control line, can satisfy the complicated needs of control automatically, can also wear cooling water pipe very easily.The mode of beating clear opening around in this ring cylinder can not influence the intensity of motor shaft.
Porous motor shaft outer end is provided with transfers fastening bearing in crack or accent crack clamp nut, makes the same adjustable gaps joint with common wheel of electric driving wheel.Adopt and transfer the fastening bearing in crack can reduce accent crack clamp nut occupation space, make the volume of wheel hub motor littler.
The porous motor shaft adopts the installation site to be equipped with the mounting means of alignment pin, and more solid and reliable with the mode of screw thread precession installation than common electrical arbor, the dismounting maintenance is more convenient.
The porous motor shaft adopts the hollow shaft design, makes wheel hub motor promptly can be used for making pure electric automobile, also can be used as the auxiliary power of hybrid vehicle.Cooperate specific design, can simplify the manufacturing process of hybrid vehicle.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing
Fig. 1 is air-cooled wheel hub motor structural representation.
Fig. 2 is a water-cooled wheel hub motor structural representation.
Fig. 3 is installing wheel bolt and a monoblock cast brake disc schematic diagram on the ring flange.
Fig. 4 is for installing wheel bolt and hollow shaft schematic diagram on the side end cap outside.
Fig. 5 is the separable rim schematic diagram.
Fig. 6 is the whole rim schematic diagram.
Fig. 7 is for transferring crack fastener shaft bearing structure schematic diagram.
Among the figure, 1, the porous motor shaft, 2, stator seat, 3, the stator core coil, 4, rotor core, 5, motor housing, 6, inboard end cap, 7, wheel bolt, 8, outside end cap, 9, interior air blade, 10, the air circulation duct, 11, clear opening, 12, transfer the fastening bearing in crack, 13, brake disc, 14, brake drum, 15, cooling water chamber, 16, cooling water pipe, 17, the location cotter way, 18, transfer the crack clamp nut, 19, ring flange, 20, hollow, 21, wheel rim is side fixedly, and 22, the detachable side of wheel rim, 23, rubber ring, 24, whole rim, 25, bearing inner race, 26, the opening cotter way, 27, internal thread.
Embodiment
Among Fig. 1, be mounted with stator seat 2 on the porous motor shaft 1, stator core line intercalation 3 is fixed on the periphery of stator seat 2, and rotor core 4 is fixed on the interior week of motor housing 5; The diameter of inboard end cap 6 forms the outstanding outer of similar ring flange greater than the diameter of motor housing 5, is equiped with wheel bolt 7 on the outer.The outside of inboard end cap 6 is equipped with brake disc 13, and in the practical application, brake disc 13 also can be cast into one with inboard end cap 6.Air blade 9 in the inboard of outside end cap 8 is provided with is equipped with several air circulation ducts 10 in the joint portion of stator core 4 and motor housing 5 and the stator seat 2; During motor rotation, the air rotation that interior air blade 9 drives in the motors produces centrifugal force, circulates by air circulation duct 10, and the heat of stator core coil 3 is distributed by interior air blade 9 and motor housing 5.The inside line enlarged diameter of porous motor shaft 1 has a tangible ring-shaped step, and enlarged diameter partly forms outstanding ring cylinder, is provided with the clear opening 11 that several do not have bending in the ring cylinder all around, and the interior or exterior space of wheel hub motor is connected.Clear opening 11 is in order to wear power line, control line and cooling water pipe.The outer end of porous motor shaft 1 is provided with screw thread, and is equiped with the fastening bearing 12 in the screwed accent of inner ring crack, and its effect is the gap of regulating electric driving wheel.In the practical application, the wheel hub motor capacity is less, when adopting radial ball bearing, the outer end of how empty motor shaft 1 also can not be provided with screw thread and transfer the fastening bearing 12 in crack.
Among Fig. 2, on the outer that inboard end cap 6 is given prominence to, brake drum 14 is installed by wheel bolt 7, during use, brake drum 14 is fastening with wheel rim with wheel bolt 7.In the practical application, brake drum 14 also can be cast into one with inboard end cap 6.Be provided with cooling water chamber 15 in the stator seat 2, and be connected with cooling water pipe 16, the water endless form reduces the temperature of stator core coil 3; Cooling water pipe 16 is made up of water inlet pipe and two water pipes of outlet pipe, stretches out porous motor shaft 1 medial extremity by clear opening 11.Wheel hub motor and electrocar suspension installation fixing position are set in the medial extremity of porous motor shaft 1, are provided with location cotter way 17 above.In the practical application, medial extremity and location cotter way 17 by porous are installed in wheel hub motor on the electrocar suspension.Motor shaft 1 porous motor shaft 1 outboard end is provided with screw thread and is equiped with transfers crack clamp nut 18, its effect is the gap of regulating electric driving wheel, in the practical application, the wheel hub motor capacity is less, when adopting radial ball bearing, porous motor shaft 1 outer end also can not established screw thread and be transferred crack clamp nut 18.
Among Fig. 3, wheel bolt 7 is installed on the ring flange 19, and ring flange 19 is arranged on the periphery of motor housing 5, is cast into one with motor housing 5; Brake disc 13 is cast into one with inboard end cap 6.
Among Fig. 4, wheel bolt 7 is installed in the outside of outside end cap 8; The porous motor shaft is provided with the hollow 20 of perforation, and wheel hub motor is during as the auxiliary power of hybrid vehicle, and hollow 20 in order to pass jackshaft; Under this state of the art, be installed in the wheel bolt 7 on the end cap 8 of the outside, again can be in order to install and fix jackshaft.
Among Fig. 5, the wheel rim of separable rim fixedly side 21 is cast into one with motor housing 5, the detachable side 22 of wheel rim installs and fixes by wheel bolt 7, the wheel rim fixedly joint portion of side 21 and the detachable side 22 of wheel rim is provided with rubber ring 23, rubber ring 23 plays the anti-gas-leak effect when using the vacuum tire, make protective car when using the inner tube of a tyre and use.Separable rim need only get final product by the detachable side 22 of demolition, installation wheel rim when the demolition, installation tire.
Among Fig. 6, whole rim 24 is cast to make with motor housing 5 and is integral body.This mode can make wheel hub motor better utilization installing space, but that this setup tire pressure is influenced by the wheel hub motor temperature rise is bigger, and the dismounting maintenance is inconvenient.
Among Fig. 7, transfer the outside of the bearing inner race 25 of the fastening bearing 12 in crack to stretch out, and be provided with opening cotter way 26, bearing inner race 25 be provided with internal thread 27 interior week.
Claims (6)
1. the wheel hub motor of wheel rim and the multiple set-up mode of brake apparatus, comprise stator core coil (3), rotor core (4), motor housing (5), wheel bolt (7), it is characterized in that: be mounted with stator seat (2) on the porous motor shaft (1), stator core coil (3) is fixed on the periphery of stator seat (2), and rotor core (4) is fixed on week in the motor housing (5); Wheel rim adopts collapsible rim or separable rim, perhaps adopts whole rim; When adopting collapsible rim, on the outstanding outer of inboard end cap (6), install wheel bolt (7), or the ring flange (19) that is provided with in motor housing (5) periphery, go up installing wheel bolt (7) at ring flange (19), or directly install wheel bolt (7) on the side end cap (8) outside, with wheel bolt (7) installing/dismounting formula wheel rim; When adopting separable rim, wheel rim fixedly side (21) is cast into one with motor housing (5), and the detachable side of wheel rim (22) installs and fixes with wheel bolt (7); When adopting whole rim, whole rim (24) is cast into one with motor housing (5); Brake apparatus adopts braking disk brake or braking drum brake; When disk brake was braked in employing, installed in the outside of inboard end cap (6) or monoblock cast has brake disc (13), and when adopting the braking drum brake, installation or monoblock cast have brake drum (14) on the outer that inboard end cap (6) is given prominence to; Heat radiation of air blade (9) air cooling way or the heat radiation of cooling water chamber (15) water-cooling pattern in adopting.
2. the wheel hub motor of wheel rim according to claim 1 and the multiple set-up mode of brake apparatus is characterized in that: the wheel rim of the separable rim fixedly joint portion of side (21) and the detachable side of wheel rim (22) is equiped with rubber ring (23).
3. the wheel hub motor of wheel rim according to claim 1 and the multiple set-up mode of brake apparatus, it is characterized in that: when adopting the air cooling way heat radiation, the inboard of outside end cap (8) is provided with interior air blade (9), and motor housing (5) is equipped with air circulation duct (10) with changeing in the joint portion of iron core (4) and in seat (2); When adopting the water-cooling pattern heat radiation, be provided with cooling water chamber (15) in the stator seat (2), and be connected with cooling water pipe (16), cooling water pipe (16) stretches out the medial extremity of porous motor shaft (1) by clear opening (11).
4. the wheel hub motor of wheel rim according to claim 1 and the multiple set-up mode of brake apparatus, it is characterized in that: the inner position of porous motor shaft (1) enlarged diameter, enlarged diameter partly forms outstanding ring cylinder, be provided with the clear opening (11) that several do not have bending around in the ring cylinder, the inside and outside space of wheel hub motor is connected; Porous motor shaft (1) outer end is provided with screw thread, and is equiped with the accent fastening bearing in crack (12) or transfers crack clamp nut (18); The wheel hub motor capacity is less, when using radial ball bearing, screw thread is not established in motor shaft (1) outer end.
5. the wheel hub motor of wheel rim according to claim 4 and the multiple set-up mode of brake apparatus is characterized in that: when porous motor shaft (1) is used as the auxiliary power of hybrid power car, hollow (20) of perforation can be set; The inside line of porous motor shaft (1) leaves the installation site, and the top is provided with location cotter way (17).
6. the wheel hub motor of wheel rim according to claim 4 and the multiple set-up mode of brake apparatus, it is characterized in that: transfer the fastening bearing in crack (12) to be installed in how empty motor shaft (1) outer end, bearing inner race (25) stretches out, and be provided with opening cotter way (26), bearing inner race (25) be provided with internal thread (27) interior week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202288361U CN201813252U (en) | 2009-10-13 | 2009-10-13 | Wheel hub motor with plurality of arrangement modes of wheel rim and brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202288361U CN201813252U (en) | 2009-10-13 | 2009-10-13 | Wheel hub motor with plurality of arrangement modes of wheel rim and brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201813252U true CN201813252U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202288361U Expired - Fee Related CN201813252U (en) | 2009-10-13 | 2009-10-13 | Wheel hub motor with plurality of arrangement modes of wheel rim and brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201813252U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223025A (en) * | 2011-06-03 | 2011-10-19 | 苏州八方电机科技有限公司 | Process for manufacturing driving motor for wheelchair |
| CN105711430A (en) * | 2016-04-12 | 2016-06-29 | 高洪江 | Enhancing system for cruising power of solar hybrid electric vehicle |
| CN106655610A (en) * | 2016-12-27 | 2017-05-10 | 同济大学 | Hub motor drive system of external rotor motor integrated drum-type brake |
| CN106797147A (en) * | 2014-06-05 | 2017-05-31 | 法雷奥电机控制系统公司 | Stator module and its journalled support member for wheel motor |
| CN107405993A (en) * | 2015-03-25 | 2017-11-28 | Ksm铸造集团有限公司 | For the wheel rim of the automobile driven with hub motor |
| CN108045383A (en) * | 2017-11-16 | 2018-05-18 | 中车四方车辆有限公司 | A kind of running gear and the vehicle with the running gear |
| EP3742590A1 (en) * | 2019-05-24 | 2020-11-25 | LG Electronics Inc. | In-wheel motor |
-
2009
- 2009-10-13 CN CN2009202288361U patent/CN201813252U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223025A (en) * | 2011-06-03 | 2011-10-19 | 苏州八方电机科技有限公司 | Process for manufacturing driving motor for wheelchair |
| CN106797147A (en) * | 2014-06-05 | 2017-05-31 | 法雷奥电机控制系统公司 | Stator module and its journalled support member for wheel motor |
| US10536051B2 (en) | 2014-06-05 | 2020-01-14 | Valeo Systemes De Controle Moteur | Stator assembly for wheel motor and stub axle support therefor |
| CN106797147B (en) * | 2014-06-05 | 2020-10-23 | 法雷奥电机控制系统公司 | Stator assembly for wheel motor and journalled support therefor |
| CN107405993A (en) * | 2015-03-25 | 2017-11-28 | Ksm铸造集团有限公司 | For the wheel rim of the automobile driven with hub motor |
| CN105711430A (en) * | 2016-04-12 | 2016-06-29 | 高洪江 | Enhancing system for cruising power of solar hybrid electric vehicle |
| CN105711430B (en) * | 2016-04-12 | 2018-07-13 | 哈尔滨阿曼奇新能源技术开发股份有限公司 | Solar hybrid power automobile cruising ability enhances system |
| CN106655610A (en) * | 2016-12-27 | 2017-05-10 | 同济大学 | Hub motor drive system of external rotor motor integrated drum-type brake |
| CN106655610B (en) * | 2016-12-27 | 2019-01-11 | 同济大学 | A kind of external rotor electric machine integrates the hub motor drive system of drum brake |
| CN108045383A (en) * | 2017-11-16 | 2018-05-18 | 中车四方车辆有限公司 | A kind of running gear and the vehicle with the running gear |
| EP3742590A1 (en) * | 2019-05-24 | 2020-11-25 | LG Electronics Inc. | In-wheel motor |
| US11569704B2 (en) | 2019-05-24 | 2023-01-31 | Lg Electronics Inc. | In-wheel motor |
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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: 20121013 |