CN107294241A - A kind of disc type hub driven motor used for electric vehicle and electric automobile - Google Patents
A kind of disc type hub driven motor used for electric vehicle and electric automobile Download PDFInfo
- Publication number
- CN107294241A CN107294241A CN201710560288.1A CN201710560288A CN107294241A CN 107294241 A CN107294241 A CN 107294241A CN 201710560288 A CN201710560288 A CN 201710560288A CN 107294241 A CN107294241 A CN 107294241A
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- CN
- China
- Prior art keywords
- stator
- end cap
- motor
- rotor
- motor shaft
- 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.)
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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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
-
- 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
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
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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)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The application is related to a kind of disc type hub driven motor and electric automobile, motor includes rotor assembly, stator module, rotor assembly is by the support that is installed on automotive hub, left rotor, right rotor is constituted, left rotor is constituted by left end cap and positioned at the permanent magnet of left end cap madial wall, right rotor is constituted by right end cap and positioned at the permanent magnet of right end cap madial wall, left end cap, right end cap is respectively arranged in motor shaft left and right ends, stator module is by motor shaft, stator support, the right and left is distributed on stator support left stator and right stator composition, left stator, right stator by stator core and stator core around stator winding constitute, motor shaft has motor shaft perforate, stator winding connecting line is drawn by motor shaft perforate.The application also includes electric automobile.The application is driven using two-sided double motor type, and small volume, power density are big, lightweight, efficiency high, moment of torsion big, saves gearbox, back axle, differential mechanism, rotary shaft, improves drive efficiency, reduces integral vehicle cost.
Description
Technical field
The application is related to a kind of disc type hub driven motor used for electric vehicle.
Background technology
China's electric automobile high speed development under the directly support energetically of country and local government in recent years.At present, it is many
Electric car is to carry out dynamic transformation based on conventional fuel oil automobile, the driving performance of radical change vehicle and does not give full play to electricity
The technological progress that motor-car system research and development is brought.
Start the development of new energy vehicle with electric car, the current each technology day level in the world is more or less the same, and greatly develops electricity
Motor-car will be expected to reach world-class levels in this field, and the new growing point of the pillar industry as China.But it is relatively existing
Some electric cars make complicated and cause capacity usage ratio low due to there is the mechanical structures such as transmission, speed change, differential, driving
The problems such as mileage is short.Application No. 200910209255.8, the patent application document of entitled wheel hub electric motor of electric vehicle, its
Disclose a kind of wheel hub electric motor of electric vehicle.
The content of the invention
The technical problem that the application is solved is to overcome above shortcomings in the prior art, and provides a kind of electric automobile
With disc type hub driven motor and electric automobile, solve existing electric automobile motor take that volume is big, complicated application not
Preferable technical problem.
The application solves the technical scheme that is used of above-mentioned technical problem：A kind of disc type wheel hub driving electricity used for electric vehicle
Machine, including rotor assembly, stator module, rotor assembly by the support being integrally fixed and be installed on automotive hub, left rotor,
Right rotor is constituted, and the left rotor is constituted by left end cap and positioned at the permanent magnet of left end cap madial wall, and the right rotor is by right-hand member
Lid and the permanent magnet composition positioned at right end cap madial wall, left end cap, right end cap are installed on motor shaft or so two by bearing respectively
End, stator module by the motor shaft being integrally fixed and be installed on automobile suspension system, the stator support of fixed motor stator,
The right and left is distributed on stator support left stator and right stator composition, the left stator, right stator by stator core and
On stator core around stator winding constitute, the motor shaft has motor shaft perforate, and stator winding connecting line passes through motor shaft
Perforate is drawn.The present invention is configured with the left motor that is made up of left stator, left rotor and by right rotor, the right side on an automotive hub
The right motor that stator is constituted, greatly improved space availability ratio and integrated motor power.
Rotary transformer is installed, the rotor of the rotary transformer is installed on end cap on the inside of motor on the motor shaft
On, the stator of the rotary transformer is installed on motor shaft, and the signal wire of the rotary transformer passes through motor shaft perforate handle
Signals of rotating transformer is drawn.
The permanent magnet is evenly distributed on the madial wall of motor right end cap and left end cap in disc type, the N poles S poles of permanent magnet
Into alternative expression distribution.
The permanent magnet is in sector, and the permanent magnet of motor right end cap and left end cap is into wrong pole 900Distribution.
The left stator and right stator are symmetrically mounted on stator support back-to-back.
Based on the design of above-mentioned disc type hub driven motor, the invention also provides a kind of electric automobile, the electronic vapour
Above-mentioned disc type hub driven motor is installed on car.
Compared with prior art, advantages of the present invention and effect are：Disc type hub driven motor of the present invention is using two-sided double
Electric motor type drives, and small volume, power density are big, lightweight, efficiency high, moment of torsion are big, eliminates gearbox, back axle, differential mechanism, turns
Moving axis, improves drive efficiency, reduces integral vehicle cost.A variety of drivings can be used using the electric car of disc type hub driven motor
Combination requires to meet driving.
Brief description of the drawings
Fig. 1 is the sectional view of the disc type hub driven motor of example 1 of the present invention.
Fig. 2 is the disc type hub driven motor permanent magnet distribution map of example 1 of the present invention.
Fig. 3 is the disc type hub driven motor stator winding distribution map of example 1 of the present invention.
Embodiment
The application is described in further detail below in conjunction with the accompanying drawings and by embodiment, following examples are to this Shen
Explanation please and the application is not limited to following examples.
Embodiment 1：
As shown in Figure 1-Figure 3, the present embodiment proposes a kind of disc type hub driven motor（Abbreviation motor）, including stator module with
Rotor assembly.
Stator module includes being integrally fixed the motor shaft 250 being installed on automobile suspension system, fixed motor stator
Stator support 230, the left stator being distributed in the right and left of stator support 230 and right stator, left stator, right stator are by stator iron
On core 200 and stator core 200 around stator winding 210 constitute.
Rotor assembly includes be integrally fixed the motor right end cap 223 being installed on automotive hub, left end cap 222, support
221 and the permanent magnet 211 in motor right end cap 223, left end cap 222, motor right end cap 223, left end cap 222 pass through axle
Hold 400 to be installed on motor shaft 250, permanent magnet 211 is located at right end cap 223, on the madial wall of left end cap 222 respectively, right end cap
223 and permanent magnet 211 thereon constitute right rotor, left end cap 222 and permanent magnet 211 thereon constitute left rotor, permanent magnet 211
It is distributed in disc type and the magnetic pole N poles S poles of permanent magnet is distributed into alternative expression.
As shown in Fig. 2 permanent magnet 211 is shaped as sector, the shapes and sizes of all permanent magnets 211 are identical, permanent magnet
211 are fixed on motor right end cap 223, on the side wall of left end cap 222 with magnet steel pressing plate 212 by screw 213 permanent magnet 211, many
Magnetic field is formed between the individual formation of permanent magnet 211 disc-shape, permanent magnet 211, when applying voltage on stator winding 210, winding
Power is acted between coil and permanent magnet 211, with support 221 relative turn occurs for the left end cap 222 of drive motor right end cap 223
Dynamic, the left end cap 222 of motor right end cap 223 drives wheel hub 110 to be rotated with tire 100 with support 221, so as to produce electric car advance
Power.Need by brakes braking clamp 500 and brake disc 510, brakes with left end cap 222 to coordinate during braking.
As shown in figure 1, being provided with rotary transformer on motor shaft 250, the rotor 310 of rotary transformer is installed in motor
Side end cap（The present embodiment is left end cap 222, if can be right end cap 223 when right end cap 223 is on the inside of motor）On, rotate transformation
The stator 300 of device is installed on wheel hub motor axle 250, and signal wire 320 draws signals of rotating transformer by the perforate of motor shaft 250
Go out so that electric vehicle controller can obtain the output signal of rotary transformer at any time, so as to obtain disc type wheel hub driving electricity
The working condition of machine.
As shown in Figure 1 and Figure 2, permanent magnet 211 is located at right end cap 223, on the madial wall of left end cap 222 respectively, permanent magnet
211 are distributed in the magnetic pole N poles S poles of disc type distribution and permanent magnet 211 into alternative expression.And right end cap 223, the permanent magnetism of left end cap 222
Body 211 is into wrong pole 900Differ half of permanent magnet distribution, the benefit for this feature that please remark additionally.
As shown in figure 1, left stator and right stator are symmetrically mounted on the both sides of stator support 230 back-to-back.
As shown in figure 1, stator core 200 is arranged on motor shaft 250, stator winding 210 passes through the perforate handle of motor shaft 250
The connecting line 240 of stator winding 210 is drawn from stator.
Above example is only to the technical scheme for illustrating the application, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that；It still can be to foregoing embodiments
Described technical scheme is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed or replaced
Change, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a kind of disc type hub driven motor used for electric vehicle, including rotor assembly, stator module, it is characterized in that：Rotor assembly
It is made up of the support, left rotor, right rotor that are integrally fixed and are installed on automotive hub, the left rotor is by left end cap and position
Constituted in the permanent magnet of left end cap madial wall, the right rotor is constituted by right end cap and positioned at the permanent magnet of right end cap madial wall,
Left end cap, right end cap are installed on motor shaft left and right ends by bearing respectively, and stator module is by being integrally fixed and being installed on vapour
Motor shaft, the stator support of fixed motor stator in car suspension, the left stator that the right and left is distributed on stator support
With right stator composition, the left stator, right stator by stator core and stator core around stator winding constitute, the electricity
Arbor has motor shaft perforate, and stator winding connecting line is drawn by motor shaft perforate.
2. disc type hub driven motor used for electric vehicle according to claim 1, it is characterized in that：It is provided with the motor shaft
Rotary transformer, the rotor of the rotary transformer is installed on motor medial extremity and covered, and the stator of the rotary transformer is installed
In on motor shaft, the signal wire of the rotary transformer draws signals of rotating transformer by motor shaft perforate.
3. disc type hub driven motor used for electric vehicle according to claim 1, it is characterized in that：The permanent magnet is equal in disc type
Even to be distributed on the madial wall of motor right end cap and left end cap, the N poles S poles of permanent magnet are distributed into alternative expression.
4. the disc type hub driven motor used for electric vehicle according to claim 1 or 3, it is characterized in that：The permanent magnet is in fan
The permanent magnet of shape, motor right end cap and left end cap is into wrong pole 900Distribution.
5. disc type hub driven motor used for electric vehicle according to claim 1, it is characterized in that：The left stator and right stator
It is symmetrically mounted on back-to-back on stator support.
6. a kind of electric automobile, it is characterized in that：Using disc type hub driven motor described in claim 1 ~ 5 any claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560288.1A CN107294241A (en) | 2017-07-11 | 2017-07-11 | A kind of disc type hub driven motor used for electric vehicle and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560288.1A CN107294241A (en) | 2017-07-11 | 2017-07-11 | A kind of disc type hub driven motor used for electric vehicle and electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107294241A true CN107294241A (en) | 2017-10-24 |
Family
ID=60100311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710560288.1A Pending CN107294241A (en) | 2017-07-11 | 2017-07-11 | A kind of disc type hub driven motor used for electric vehicle and electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107294241A (en) |
Citations (4)
| 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 |
| CN105914982A (en) * | 2016-04-25 | 2016-08-31 | 山东理工大学 | Bilateral magnetic circuit electric wheel hub |
| CN106230216A (en) * | 2016-10-08 | 2016-12-14 | 青岛敏深风电科技有限公司 | A kind of electric automobile and iron-core-free thereof directly drive wheel hub motor |
| CN207117333U (en) * | 2017-07-11 | 2018-03-16 | 杭州壹品电子有限公司 | Disc type hub driven motor and electric automobile used for electric vehicle |
-
2017
- 2017-07-11 CN CN201710560288.1A patent/CN107294241A/en active Pending
Patent Citations (4)
| 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 |
| CN105914982A (en) * | 2016-04-25 | 2016-08-31 | 山东理工大学 | Bilateral magnetic circuit electric wheel hub |
| CN106230216A (en) * | 2016-10-08 | 2016-12-14 | 青岛敏深风电科技有限公司 | A kind of electric automobile and iron-core-free thereof directly drive wheel hub motor |
| CN207117333U (en) * | 2017-07-11 | 2018-03-16 | 杭州壹品电子有限公司 | Disc type hub driven motor and electric automobile used for electric vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171024 |
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| RJ01 | Rejection of invention patent application after publication |