CN105846557A - Novel wheel hub motor - Google Patents
Novel wheel hub motor Download PDFInfo
- Publication number
- CN105846557A CN105846557A CN201610314606.1A CN201610314606A CN105846557A CN 105846557 A CN105846557 A CN 105846557A CN 201610314606 A CN201610314606 A CN 201610314606A CN 105846557 A CN105846557 A CN 105846557A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- independent
- hub motor
- armature
- rotor
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
Abstract
The invention relates to a motor, and specifically relates to a novel wheel hub motor. The novel wheel hub motor comprises a rotor, a stator, a permanent magnet, a rotary transformer and a support bearing, and is characterized in that the stator comprises an armature, an inner-side support plate and an outer-side support plate; the armature is formed by circumferentially assembling multiple detachable independent armature units, the independent armature units are composed of independent coils and independent iron cores, and the independent coils are wound on the independent iron cores; the independent armature units are installed on the outer-side support plate; the permanent magnet is fixed on the rotor; the rotary transformer is installed on the inner-side support plate; the outer-side support plate is provided with a cooling channel; the inner-side support plate and the outer-side support plate support the armature and are installed on the outer ring of the support bearing; and the rotor is installed on the inner ring of the support bearing. The novel wheel hub motor is compact in structure, reasonable in layout design, convenient to dismount and mount, convenient to maintain, small in volume, light in weight and high in strength, and can satisfy the development demands of new energy automobiles.
Description
Technical field
The present invention relates to a kind of vapour automobile drive motor, be specifically related to a kind of novel wheel hub motor that stator structure improves.
Background technology
New forms of energy car has become as now automobile industry and has much prospective field, and the actuation techniques of new forms of energy vehicle and traditional combustion engine automobile have no small difference, and wherein has a class actuation techniques to have the biggest development prospect, here it is wheel hub motor technology.So-called wheel hub motor technology is also known as wheel inner electric machine technology, and power, transmission and brake unit are all incorporated in wheel hub by its maximum feature exactly, are therefore greatly simplified by the mechanical part of electric vehicle.
At present, in the new-energy automobile application that the whole world is risen, either oil electricity hybrid vehicle, or pure electric automobile, it is required for two or more wheel hub lightweight, high-power and drives motor.The primary structure of existing wheel hub motor is rotor and stator is fixed on bearing.Although having a lot of New Product at wheel hub motor design aspect, such as at present: magnetic switch motor, axial motors technical products, all have begun to enter the visual field and the market of people.But these DC motor for vehicles have a common drawback, it is simply that volume is relatively big, heavier-weight.
Growth requirement according to new-energy automobile, it is desirable to have a compact conformation, the wheel hub motor of high-power output, and the structural strength of this wheel hub motor want big, and rigidity to be got well.
Summary of the invention
The purpose of the present invention is contemplated to solve a difficult problem for prior art, thus provides a kind of novel wheel hub motor, and this wheel hub motor is to be improved existing electric machine structure, can overcome the defects such as big, the Heavy Weight of the volume in background technology after improvement.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is: a kind of novel wheel hub motor, including rotor, stator, permanent magnet, rotary transformer and spring bearing, it is characterised in that described stator includes armature and medial and lateral gripper shoe；Described armature is assemblied to form by multiple dismountable independent armature unit circumference, and described independent armature unit is made up of absolute coil and independent iron core, and described absolute coil is wrapped on independent iron core；Described independent armature unit is separately mounted on lateral branch fagging；Described permanent magnet is fixed on rotor；Described rotary transformer is arranged on described medial branch fagging；Described lateral branch fagging is provided with coolant flow channel；Described medial and lateral gripper shoe supports armature and is separately mounted on the outer ring of spring bearing；Described rotor is arranged on the inner ring of spring bearing.
Preferred: described inside and outside gripper shoe all uses thin-wall construction, the thickness of inside and outside gripper shoe is 6-10mm.
Preferred: described independent iron core is provided with projection and groove, two adjacent independent iron cores are spliced by protruding and groove.
Preferred: described independent iron core is provided with V-arrangement projective structure, described independent armature unit is by V-arrangement projective structure and lateral branch fagging separate connection.
Preferred: described external support board is provided with coolant gateway, the coolant flow channel on described coolant gateway UNICOM lateral branch fagging.
Preferred: described medial branch fagging is connected with lateral branch fagging by screw.
Preferred: described medial and lateral gripper shoe is arranged on described spring bearing by fastening bolt.
Preferred: described rotor is provided with wheel hub connecting bolt, rotor is connected on wheel by wheel hub connecting bolt.
Preferred: to be provided with multiple cavity between described rotor and lateral branch fagging, the scheme that this cavity optimizes further is fan-shaped cavity.
Preferred: described rotor and inside and outside gripper shoe all can use the aluminium alloy of high intensity to be made.
Preferred: described stator and rotor junction are provided with sealing ring.
The invention has the beneficial effects as follows: the armature in stator uses dismountable independent armature unit circumference assembled, and each independent armature unit individually controls, and forms independent electric motor units, and whole motor still can run when certain independent armature cell failure；Separately, single dismountable armature unit is easy to maintenance and the replacing in later stage；Being provided with coolant flow channel on the external support board supporting armature, the coolant flow channel of design, under conditions of not reducing intensity, on the one hand alleviates weight, on the other hand meets the radiating requirements of armature, it is ensured that the safety continuous of electric automobile runs simultaneously；Severe in view of wheel hub motor working environment, the present invention uses medial and lateral gripper shoe to realize the effect of bi-lateral support of armature, meets the rigid demand of wheel hub motor；The interior external support board of stator uses high-strength aluminum alloy thin-wall construction, alleviates the gross weight of stator, decreases use cost, it is achieved the lightweight of wheel hub motor.
The compact conformation of the present invention, layout designs is reasonable, it is simple to remove and install, easy to maintenance, and volume is little, lightweight, and intensity is high, it is possible to meet the growth requirement of new-energy automobile.
Accompanying drawing explanation
Fig. 1, the structural representation of the present invention；
Fig. 2, the top view of corresponding diagram 1；
Fig. 3, the side view of corresponding diagram 1；
Profile at A-A in Fig. 4, Fig. 2；
Fig. 5, a kind of structural representation of independent iron core in the present invention；
Fig. 6, a kind of structural representation of the armature of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and particular make-up structure and the working method of the present invention are described in further detail by preferably scheme.
Shown in accompanying drawing 1-6, a kind of concrete composition structure of the present invention being described, specifically can illustrate is the structure of a kind of novel wheel hub motor, and this motor includes rotor 1, stator 2, permanent magnet 3, rotary transformer 4 and spring bearing 5；Described stator 2 includes armature 6, inner support plate 7 and lateral branch fagging 8；Described armature 6 is spliced by multiple independent armature unit 9 circumference, and described independent armature unit 9 is made up of independent iron core 11 and absolute coil 10, and described absolute coil 10 is respectively wound around on independent iron core 11；Described independent armature unit is separately mounted on lateral branch fagging 8；Described permanent magnet 3 is connected on armature 6；Described rotary transformer 4 is arranged on described medial branch fagging 7；Described lateral branch fagging 8 is provided with coolant flow channel 12；Described medial and lateral gripper shoe 7,8 supports armature and is separately mounted on the outer ring of spring bearing 5；Described rotor 1 is arranged on the inner ring of spring bearing 5.
Preferably scheme: described inside and outside gripper shoe 7,8 uses thin-wall construction, independent iron core 11 is provided with projection 13 and groove 14, and two adjacent independent iron cores 11 are spliced by protruding 13 and groove 14.Described independent iron core 11 is provided with V-arrangement projective structure 20, and described independent iron core 11 is by V-arrangement projective structure 20 and lateral branch fagging 8 separate connection.Described external support board 8 is provided with coolant gateway 15, the coolant flow channel 12 on described coolant gateway 15 UNICOM lateral branch fagging 8.
Embodiment: first the wheel hub motor of the present invention is installed, concrete operations are as follows: by single independent iron core 11(as shown in Figure 5) wind absolute coil 10 after form independent armature unit 9, then the armature 6 formed as shown in Figure 6 that multiple independent iron cores 11 are stitched together by the projection 13 on two adjacent independent iron cores 11 and groove 14；Again armature 6 is arranged on the outer ring of spring bearing 5 by inside and outside gripper shoe；Again rotor 1 is arranged on the inner ring of spring bearing 5 by fastening bolt 16.After installing wheel hub motor according to above-mentioned operating process, rotor 1 is connected with wheel by wheel hub connecting bolt 17, then by supporting bearing base, motor is connected with car load fixing, support seat and be fixed on spring bearing 5.
Multiple fan-shaped cavity 18 it is additionally provided with between described lateral branch fagging 8 and rotor 1；Each cavity 18 may be used for installing the driving controller of wheel hub motor, and the operation to wheel hub motor is controlled, and the running status of wheel hub motor is monitored in real time and managed；Use the excitatory rotor driven of permanent magnet 31 to rotate, determine, by rotary transformer 4, the position control wheel hub motor continuous service that armature 6 is energized；When the temperature of armature 6 reaches setting value, the heating of wheel hub motor is dispelled the heat by custom-designed coolant flow channel 12, to meet the safety continuous operation needs of electric automobile.
The armature 6 of the present invention is assemblied to form by multiple independent armature unit 9 circumference, independent armature unit 9 is wound around upper absolute coil 10 by independent iron core 11 and forms, independent armature unit 9 is fixed on lateral branch fagging 8 by V-arrangement projective structure 20, independent armature unit 9 is independent to be controlled, independent electric motor units can be formed, when one of them or time several independent armature unit 9 breaks down, remaining independent armature unit 9 can normally work；Separately, single independent armature unit 9 is replaceable, maintenance, convenient disassembly, decreases use cost.On the other hand, it is contemplated that wheel hub electric motor working environment very severe, need the firmest support, therefore use the structure of bilateral aluminum gripper shoe, to meet the rigid demand of wheel hub motor.
Claims (11)
1. a novel wheel hub motor, including rotor (1), stator (2), permanent magnet (3), rotary transformer (4) and spring bearing (5), is characterized in that: described stator includes armature (6) and medial and lateral gripper shoe (7,8)；Described armature is spliced by multiple dismountable independent armature unit (9) circumference, and described independent armature unit is made up of independent iron core (11) and absolute coil (10), and described absolute coil is wrapped on independent iron core；Described independent armature unit is separately mounted on lateral branch fagging (8)；Described permanent magnet is fixed on rotor (1)；Described rotary transformer is arranged on described medial branch fagging (7)；Described lateral branch fagging is provided with coolant flow channel (12)；Described medial and lateral gripper shoe supports armature and is separately mounted on the outer ring of spring bearing；Described rotor is arranged on the inner ring of spring bearing.
Novel wheel hub motor the most according to claim 1, is characterized in that: the thickness of described inside and outside gripper shoe (7,8) is 6-10mm.
Novel wheel hub motor the most according to claim 1, is characterized in that: described independent iron core (11) is provided with projection (13) and groove (14), and two adjacent independent iron cores are spliced by protruding and groove.
Novel wheel hub motor the most according to claim 1, is characterized in that: described independent iron core (11) is provided with V-arrangement projective structure (20), and described independent armature unit (9) is by described V-arrangement projective structure (20) and lateral branch fagging (8) separate connection.
Novel wheel hub motor the most according to claim 1, is characterized in that: described external support board (8) is provided with coolant gateway (15), the coolant flow channel (12) on described coolant gateway UNICOM lateral branch fagging.
Novel wheel hub motor the most according to claim 1, is characterized in that: described medial branch fagging (7) is connected with lateral branch fagging (8) by screw.
Novel wheel hub motor the most according to claim 1, is characterized in that: described medial and lateral gripper shoe (7,8) is arranged on described spring bearing (5) by fastening bolt (16).
Novel wheel hub motor the most according to claim 1, is characterized in that: described rotor (1) is provided with wheel hub connecting bolt (17), and rotor is connected on wheel by wheel hub connecting bolt.
Novel wheel hub motor the most according to claim 1, is characterized in that: described rotor (1) and stator (2) junction are provided with sealing ring (19).
Novel wheel hub motor the most according to claim 1, is characterized in that: be provided with multiple cavity (18) between described rotor (1) and lateral branch fagging (8).
11. novel wheel hub motors according to claim 10, is characterized in that: described cavity (18) is fan-shaped cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610314606.1A CN105846557A (en) | 2016-05-13 | 2016-05-13 | Novel wheel hub motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610314606.1A CN105846557A (en) | 2016-05-13 | 2016-05-13 | Novel wheel hub motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105846557A true CN105846557A (en) | 2016-08-10 |
Family
ID=56591828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610314606.1A Pending CN105846557A (en) | 2016-05-13 | 2016-05-13 | Novel wheel hub motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105846557A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774457A (en) * | 2019-03-01 | 2019-05-21 | 北京精密机电控制设备研究所 | A kind of hub motor for electric automobile |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101282071A (en) * | 2008-05-26 | 2008-10-08 | 湘潭电机股份有限公司 | Permanent magnetism synchronous wheel hub motor for directly driving electric vehicle wheel |
| CN102738921A (en) * | 2012-05-17 | 2012-10-17 | 吉林大学 | Water-cooled hub motor |
| CN103887945A (en) * | 2014-03-21 | 2014-06-25 | 深圳先进技术研究院 | Hub motor and manufacturing method thereof |
| CN104300701A (en) * | 2014-09-18 | 2015-01-21 | 帅克新能源电动汽车制造无锡有限公司 | Motor stator structure of hub motor |
| CN204652066U (en) * | 2015-05-27 | 2015-09-16 | 蒲智 | A kind of motor stator structure |
| CN205753677U (en) * | 2016-05-13 | 2016-11-30 | 帅克新能源电动汽车制造无锡有限公司 | A kind of novel wheel hub motor |
-
2016
- 2016-05-13 CN CN201610314606.1A patent/CN105846557A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101282071A (en) * | 2008-05-26 | 2008-10-08 | 湘潭电机股份有限公司 | Permanent magnetism synchronous wheel hub motor for directly driving electric vehicle wheel |
| CN102738921A (en) * | 2012-05-17 | 2012-10-17 | 吉林大学 | Water-cooled hub motor |
| CN103887945A (en) * | 2014-03-21 | 2014-06-25 | 深圳先进技术研究院 | Hub motor and manufacturing method thereof |
| CN104300701A (en) * | 2014-09-18 | 2015-01-21 | 帅克新能源电动汽车制造无锡有限公司 | Motor stator structure of hub motor |
| CN204652066U (en) * | 2015-05-27 | 2015-09-16 | 蒲智 | A kind of motor stator structure |
| CN205753677U (en) * | 2016-05-13 | 2016-11-30 | 帅克新能源电动汽车制造无锡有限公司 | A kind of novel wheel hub motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774457A (en) * | 2019-03-01 | 2019-05-21 | 北京精密机电控制设备研究所 | A kind of hub motor for electric automobile |
| CN109774457B (en) * | 2019-03-01 | 2020-09-18 | 北京精密机电控制设备研究所 | Hub motor for electric automobile |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160810 |
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| WD01 | Invention patent application deemed withdrawn after publication |