CN109450134A - Automotive single phase multipolar electric motor - Google Patents
Automotive single phase multipolar electric motor Download PDFInfo
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- CN109450134A CN109450134A CN201811360831.4A CN201811360831A CN109450134A CN 109450134 A CN109450134 A CN 109450134A CN 201811360831 A CN201811360831 A CN 201811360831A CN 109450134 A CN109450134 A CN 109450134A
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- winding
- single phase
- electric motor
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- 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
- 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
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- 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)
- Microelectronics & Electronic Packaging (AREA)
- Windings For Motors And Generators (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of automotive single phase multipolar electric motors, including outer rotor, spindle, magnetic pole, winding, magnetic pole, several sensors, wherein, distribution is provided with several sensors on spindle, the angle that the axially mounted position and spindle central axes of each sensor are separately set, each sensor corresponds to the current value and voltage value of one setting of control, when work, start some working sensor, as the original starting point of motor, and control with this different operating statuses of motor.In the present invention, effective coordination electrode dead point is reached by technological means, and has effectively passed through the technical solution at electrode dead point, ensure that automotive single phase multipolar electric motor of the present invention has biggish torque, and low energy consumption, and being adapted to vehicle can travel for a long time on the road surface of more situations.
Description
Technical field
The present invention relates to a kind of single phase multi motor, especially automotive single phase multipolar electric motor.
Background technique
Electric car is using vehicle power supply as power, with motor drive wheels travel.Since effect on environment is relatively traditional
Automobile is smaller, and its prospects are considered optimistic wildly, but current techniques are still immature.
Power supply provides electric energy for the drive motor of electric car, and the electric energy of power supply is converted mechanical energy by motor, leads to
Cross transmission device or direct drive of wheel work.
Due to the limited battery capacity of lorry loading, the effect of motor, energy consumption be directly related to the continuation of the journey of electric car
Mileage, existing electric car generally use three-phase dc motor, and energy consumption is high, torque is small, low efficiency, cruise duration are short etc.
Defect greatly limits the working time, limits use scope.
Summary of the invention
In view of the problems of the existing technology, the purpose of the present invention is to provide a kind of brand new, have small in size, again
Measure the automotive single phase multipolar electric motor of the features such as light, high-efficient, torque is big, low energy consumption.
To achieve the above object, automotive single phase multipolar electric motor of the present invention, including outer rotor, spindle, magnetic pole, winding,
Several sensors, wherein distribution is provided with several sensors, the axially mounted position of each sensor and spindle on spindle
The angle that central axes are separately set, the angular range are 3 ° -10 °；Each sensor corresponds to the electricity of one setting of control
Flow valuve and voltage value when work, start some working sensor, as the original starting point of motor, and control electricity with this
The different operating statuses of motivation.
Further, the motor further includes trough of belt magnet ring, has been uniformly arranged on the trough of belt magnet ring along its inner circumferential several
A inside groove, several described magnetic poles, which are evenly distributed, to be fixed in inside groove.
Further, several described sensors include first sensor, second sensor, 3rd sensor, the 4th sensing
Device, the axially mounted position of first sensor and the angle at central axes interval are 3 ° -4 °, the axially mounted position of second sensor
Setting with the angle at central axes interval is 4 ° -6 °, the angle at the axially mounted position of 3rd sensor and central axes interval is 6 ° -
8 °, the axially mounted position of the 4th sensor and the angle at central axes interval are 8 ° -10 °.
Further, several described sensors further include the 5th sensor, and the other side of spindle central axes, starting is arranged
5th sensor, motor is by inverted running.
Further, the first sensor provides the big rotating speed functions of motor, and the second sensor provides motor
Large torque function, the 3rd sensor provides the power saving function of motor, and the 4th sensor provides the big of motor
Power functions.
Further, the spindle includes iron core and winding, on iron core outer surface around its axis it is radially distributed several
Axial pass trough is provided with winding in through slot；Through slot is on iron core periphery, circumferentially to be obliquely installed in the width direction in face,
Its tilt angle is 0.5 ° -2.5 °.
Further, opening width of the through slot on iron core front is less than its opening width on core back.
Further, the circumferential width of magnetic pole institute's shim between 2 through slot circumferential widths and two adjacent through slots
The width summation of the circumferential width of the heart.
Further, the outer rotor includes preceding integrally formed drive end bearing bracket, rear end cap, is the disk with circular fold
Shape structure is evenly distributed in the disk of drive end bearing bracket and is provided with several air inlets, is evenly distributed and sets in the disk of rear end cap
It is equipped with several gas outlets；Air inlet and air outlet are directly to be process in disk, and in each air inlet and air outlet
Upper formation upper slitter sheet side wall and it is lower arrive sheet side wall；When work, external cold wind can by upper slitter sheet side wall and it is lower arrive piece
After the guiding of shape side wall, motor interior is entered by air inlet, is cooled down to internal part, and exports heat from gas outlet
Amount is to radiate.
Further, the winding is stratified and set in the through slot along iron core radial direction with layer of wires, and winding is by single
Conducting wire coiling or by multiple conducting wires coiling, when using multiple conducting wires coiling, the multiple conducting wires are successively arranged in parallel, and around
It is arranged in when making every layer of winding on same radial circumference face, to guarantee that every layer of winding is layer of wires.
In the present invention, effective coordination electrode dead point is reached by technological means, and effectively pass through the skill at electrode dead point
Art scheme ensure that automotive single phase multipolar electric motor of the present invention has biggish torque, and low energy consumption, is adapted to vehicle energy
It is enough to be travelled for a long time on the road surface of more situations.
Detailed description of the invention
Fig. 1 is single-phase generator section structure diagram of the present invention；
Fig. 2 is the structural schematic diagram of iron core in the present invention；
Fig. 3 is sectional view along A-A in Fig. 2；
Fig. 4 is B-B direction cross-sectional view in Fig. 2；
Fig. 5 is trough of belt magnet ring structure schematic diagram；
Fig. 6 be in Fig. 5 C-C to cross-sectional view；
Fig. 7 is the structural schematic diagram of connecting shaft；
Fig. 8 be in Fig. 7 D-D to cross-sectional view；
Fig. 9 is single through slot schematic diagram on iron core periphery；
Figure 10 is solid conductor winding section structure partial enlargement diagram；
Figure 11 is single-phase generator Single-layer Windings expanded schematic diagram；
Figure 12 is single-phase generator multi-layer winding expanded schematic diagram；
Figure 13 is single-phase generator multiple conducting wires Single-layer Windings expanded schematic diagram；
Figure 14 is the air outlet end structure illustration of outer rotor；
Figure 15 be in Figure 14 E-E to cross-sectional view；
Figure 16 is the air inlet end structure illustration of outer rotor；
Figure 17 be in Figure 16 F-F to cross-sectional view；
Figure 18 is single-phase generator general assembly structural schematic diagram of the present invention；
Figure 19 be in Figure 18 G-G to cross-sectional view.
Specific embodiment
In the following, being made a more thorough explanation with reference to attached drawing to the present invention, shown in the drawings of exemplary implementation of the invention
Example.However, the present invention can be presented as a variety of different forms, it is not construed as the exemplary implementation for being confined to describe here
Example.And these embodiments are to provide, to keep the present invention full and complete, and it will fully convey the scope of the invention to this
The those of ordinary skill in field.
The spatially relative terms such as "upper", "lower" " left side " " right side " can be used herein for ease of explanation, for saying
Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure
Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device is squeezed, and is stated as being located at other elements or the element of feature "lower" will be located into other elements or feature "upper".Cause
This, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or is located at
Other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
As shown in Fig. 1 to Figure 19, automotive single phase multipolar electric motor of the present invention, including outer rotor 1, spindle 2, magnetic pole 3, around
Group 4, trough of belt magnet ring 6, connecting shaft 7, several sensors 8.
Wherein, several inside grooves have been uniformly arranged along its inner circumferential on trough of belt magnet ring 6, several magnetic poles 3 are evenly distributed
It is fixed in inside groove 61, the polarity of magnetic pole 3 is arranged radially along iron core, and the polarity of adjacent pole is opposite.By being independently arranged trough of belt
Magnet ring 6, convenience is fixedly connected with outer rotor 1, while magnetic pole 3 is directly anchored in inside groove 61, is installed and is fixed simply, is using
Not easily to fall off in the process or displacement, ensure that the safety that motor uses.
Distribution is provided with several sensors 8, axially mounted position and the central axes A-A phase of each sensor on spindle 2
It is spaced the angle of setting, which is 3 ° -10 °.Such as the axially mounted position of first sensor 81 and central axes interval
Angle is 3 ° -4 °, and the axially mounted position of second sensor 82 and the angle at central axes interval are 4 ° -6 °, 3rd sensor 83
Axially mounted position and central axes interval angle be 6 ° -8 °, between the axially mounted position and central axes of the 4th sensor 84
Every angle be 8 ° -10 °.
According to use demand, start some working sensor, it is different to realize as the original starting point of motor
Function.Each sensor corresponds to current value, a voltage value, starts some sensor, energy battery is according to corresponding
Current value, voltage value export the energy.Wherein, first sensor 81 provides the big rotating speed functions of motor, second sensor 82
The large torque function of motor is provided, 3rd sensor 83 provides the power saving function of motor, and the 4th sensor 84 provides electronic
The high-power function of machine.Meanwhile the 5th sensor 85 can be set in the other side of central axes A-A, start the 5th sensor 85,
Motor runs reversion.Similarly, other multiple sensors can be set in the other side of central axes A-A, comes respectively with the
One sensor 81, second sensor 82,3rd sensor 83, the 4th sensor 84 symmetrically so that vehicle is in reversing,
It can be realized the functions such as corresponding big revolving speed, large torque, energy conservation, high-power.
Spindle 2 includes iron core and winding, around several radially distributed axial pass troughs 21 of its axis on iron core outer surface,
Winding 4 is provided in through slot 21；
Wherein, through slot 21 is on iron core periphery, circumferentially to be obliquely installed on the width direction B in face, tilt angle
It is 0.5 ° -2.5 °, as shown in figure 9, being single through slot schematic diagram on iron core periphery, folded iron core between two adjacent through slots 21
For iron teeth 22, the more trapezoidal setting compared on periphery width direction B of iron teeth 22, and iron teeth 22 is on iron core front 23
The facewidth 25 is less than its facewidth 26 on core back 24, and if the facewidth 25 may be set to 3mm, the facewidth 26 may be set to 3.5mm.
As shown in Figure 10, it is directed to single-phase motor, the quantity of through slot 21 is twice of 3 quantity of magnetic pole, the width of through slot 21
Degree is not more than the circumferential width of folded iron core (iron teeth 22) between two adjacent through slots 21, and the gap between two adjacent poles 3 is little
The circumferential width of folded iron teeth 22 between two adjacent through slots；Meanwhile the circumferential width of magnetic pole 3 is 2 21 circumferential widths of through slot
The summation width of+1 22 circumferential width of iron teeth.
Winding 4 is stratified and set in through slot 21 along iron core is radial with layer of wires, winding 4 can by solid conductor coiling,
Can be by multiple conducting wires coiling, when using multiple conducting wires coiling, the multiple conducting wires are successively arranged in parallel, and every layer of winding of coiling
Shi Jun is arranged on same radial circumference face, to guarantee that every layer of winding is layer of wires；
The section configuration of through slot 21 is the rectangle of radial outer end opening, is set between 21 two sidewalls of through slot and its interior winding conducting wire
It is equipped with insulating layer 5, the winding 4 after coiling is fixed in through slot 21 by resin (not shown).
After the section of through slot 21 to be arranged to the rectangle with opening, single layer of the winding conducting wire in through slot 21 can effectively ensure that
The layering coiling of conducting wire；Coiling is layered using layer of wires, the utilization rate in space both can be improved, reduced the body of entire motor
Product, and the length of the quantity of jumper and jumper in winding can be effectively reduced, simplify the structure of winding；In addition, making two through slots
The circumferential width of folded iron core can effectively ensure that winding center line circle to magnetic not less than the gap between two adjacent poles 3 between 21
The cutting of the field magnetic line of force, guarantees the power of motor.
As shown in figure 11, every layer of winding of automotive single phase multipolar electric motor of the present invention by two 41 coilings of conducting wire and
At being respectively facing two groups of coils 43,44 of iron core axial sides, the identical coil of opening direction comprising opening in every layer of winding
By one or one group of conducting wire coiling, in order to guarantee that every layer of winding is layer of wires, between adjacent open stich 43 or 44 in the same direction
Jumper be arranged in the axially external of coil 43 or 44.
Entire winding 4 can be the simple superposition of schematic structure, such case by two conducting wire coilings, winding method
Under, two starting points of two conducting wires 41 are directly led out, and every layer of winding is by the free end edge of two conducting wires or two groups of conducting wires
Iron core is radial successively to be wound, then by four ends of two conducting wires or two groups of conducting wires after the completion of coiling as needed into
Wardrobe, tail or tail, tail are connected, i.e., exportable required single-phase electricity.
As shown in figure 13, two conducting wires 41 in every layer of winding shown in Figure 11 can also include the two of multiple conducting wires by every group
Group (radical of two groups of conducting wires is identical) conducting wire 41 substitutes, not only adjacent at this moment in order to guarantee that every layer of winding is layer of wires
Jumper between open stich 43 or 44 in the same direction is arranged in axially external, each conducting wire in every group of conducting wire of coil 43 or 44
It also will be along iron core axial direction sequential.When using two groups of conducting wire coiling windings, can as needed to the conducting wire in every group first into
Row is connected in series or in parallel, and exports after four groups of ends of two groups of conducting wires are then carried out serial or parallel connection again.
As shown in figure 12, when using two or two groups of conducting wire coilings entire winding, the two of two conducting wires or two groups of conducting wires
A starting point may also participate in winding, and specific winding method is: after complete first layer winding, of two or two groups conducting wires
Beginning along with its tail end around the iron core same direction in the first layer surface coiling second layer winding, the then tail of two or two groups conducting wires
End starts again in the second layer surface coiling third layer winding, and only the coil 43,44 in the winding of conducting wire starting point coiling must be with
Coil in the winding of wire end coiling is radially overlapped and opening direction is on the contrary, after the complete third layer winding of coiling, conducting wire
Starting point is further around the 4th layer of winding of system, and with rearward end further around layer 5 processed, coiling layer 6 in starting point is so sequentially
Can, until completing.
When the coiling of conducting wire starting point participation winding, and make coil aperture direction and the wire end in the winding of its coiling
After the coil aperture of coiling is contrary, coil crossover line axially external in every layer of winding can be made to be staggered, in this way
Not only facilitate the coiling of winding, the utilization rate in space also can be improved, and additionally aid winding after reducing the arranging density of conducting wire
Heat dissipation.In addition, conducting wire starting point, tail end interlock after coiling winding, jumper need not be also set, simplify winding construction, subtract
Less to the unnecessary occupancy in space.
Spindle iron core can also be divided into several sections by its round angle by automotive single phase multipolar electric motor of the present invention, then on each section
The relatively independent winding of coiling, the winding method of each section of winding are identical as shown in Figure 11, Figure 12, Figure 13 respectively, it should be pointed out that
It is, when being segmented coiling and equally using two or two groups of conducting wire every section of entire windings of coiling, since wire end cannot edge
Iron core rotation returns to conducting wire starting point after turning around naturally, therefore need to put on an equal footing wire end and its starting point, and take and
Mode same as before is handled, and when both back winding wire end, must make the coil and first in the winding of its winding
Coil in layer winding is radially overlapped and opening direction.
By after the multiple windings of round angle subsection setup on iron core, each winding can be individually entered as needed, or carried out
It is inputted after appropriate serial or parallel connection.
As shown in Figure 14-Figure 19, it is to have that outer rotor 1, which includes preceding integrally formed drive end bearing bracket 11, rear end cap 12,
The disk-shaped structure of circular fold.It is evenly distributed in the disk of drive end bearing bracket 11 and is provided with several air inlets 13, rear end cap 12
It is evenly distributed in disk and is provided with several gas outlets 14.Air inlet 13 be directly cut in the disk of drive end bearing bracket 11 and
When at, processing, machine direction is the tilt angle for being close to disk, and the air inlet of strip is formed in disk, and is formed
Blade-like side wall 132 and cut sheet side wall 131.When work, external cold wind can pass through upper slitter sheet side wall 132 and bottom knife
After the guiding of shape side wall 131, motor interior is entered by air inlet 13, is cooled down to internal part.
Similarly, gas outlet 14 is directly to cut in the disk of rear end cap 12, and when processing, machine direction is to be close to
The tilt angle of disk, forms the gas outlet of strip in disk, and forms upper slitter sheet side wall 142 and cut sheet side wall
141.When work, the heat of motor interior can lead to by upper slitter sheet side wall 142 and after cutting the guiding of sheet side wall 141
It crosses gas outlet 14 to export to outside motor, internal part is made to cool down.
In order to guarantee effective wind-guiding work of drive end bearing bracket 11, rear end cap 12, the position of air inlet 13, gas outlet 14 thereon
And size is adapted, and several through-holes 15 are additionally provided on spindle 2,
, will be axially external completely enclosed after the mutually installation of drive end bearing bracket 11, rear end cap 12 referring to Figure 19, the inboard of outer rotor 1
And the inner cavity of spindle 2 can only be communicated by air inlet 13 and gas outlet 14 with ambient atmosphere, in this way, in the course of work, by air inlet
The overwhelming majority in the air of 13 sucking of mouth can only be discharged from gas outlet 14, thus form compulsory air in the inside of spindle 2
Convection current, to ensure that effective heat dissipation to spindle 2.
When work, in the vehicle start stage, it is desirable to provide large torque starts second sensor 82 at this time, and energy battery is pressed
The energy is exported according to corresponding current value, voltage value, allows the vehicle to effective driveaway operation.In boost phase, it is desirable to provide
Big revolving speed starts first sensor 81 at this time, and energy battery exports the energy according to corresponding current value, voltage value, so that vehicle
It can rapidly accelerate to setting speed.Emergency is being encountered, when needing temporarily to adjust driving status, it is desirable to provide big function
Rate starts the 4th sensor 84 at this time, and energy battery exports the energy according to corresponding current value, voltage value, so that timely
Strain.Pavement behavior it is good, can be with smooth-ride when, such as cruise needs long-time held stationary state, it is desirable to provide section
Can, start 3rd sensor 83 at this time, energy battery exports the energy according to corresponding current value, voltage value, enables vehicle
The speed traveling of enough long-time stables.
In the present invention, pass through: 1) through slot 21 is circumferentially to be obliquely installed on the width direction B in face on iron core periphery；
2) simple, efficient line winding group form；3) setting of the installation form of magnetic pole 3 and width degree proportion；4) setting of sensor
Form；Effective coordination electrode dead point is reached, and has effectively passed through the technical solution at electrode dead point, ensure that vehicle of the present invention is used
Single phase multi motor has biggish torque, and low energy consumption, and being adapted to vehicle can go for a long time on the road surface of more situations
It sails.By effective actual experiment, with the vehicle of automotive single phase multipolar electric motor of the present invention, in battery capacity, counterweight, row
Sail environment etc. it is constant in the case where, greatly improve the cruising ability of vehicle.
Claims (10)
1. automotive single phase multipolar electric motor, which is characterized in that including outer rotor, spindle, magnetic pole, winding, several sensors,
Wherein, distribution is provided with several sensors on spindle, and the axially mounted position and spindle central axes of each sensor are separately
The angle of setting, the angular range are 3 ° -10 °；Each sensor corresponds to the current value and voltage value of one setting of control,
When work, start some working sensor, as the original starting point of motor, and the different of motor is controlled with this and are run
State.
2. automotive single phase multipolar electric motor as described in claim 1, which is characterized in that the motor further includes trough of belt magnetic
Ring has been uniformly arranged several inside grooves along its inner circumferential on the trough of belt magnet ring, several described magnetic poles, which are evenly distributed, to be fixed on
In inside groove.
3. automotive single phase multipolar electric motor as described in claim 1, which is characterized in that several described sensors include the
One sensor, second sensor, 3rd sensor, the 4th sensor, between the axially mounted position of first sensor and central axes
Every angle be 3 ° -4 °, the angle at the axially mounted position of second sensor and central axes interval is 4 ° -6 °, 3rd sensor
Axially mounted position and the angle at central axes interval be 6 ° -8 °, the axially mounted position of the 4th sensor and central axes interval
Angle be 8 ° -10 °.
4. automotive single phase multipolar electric motor as described in claim 1, which is characterized in that several described sensors further include
The other side of spindle central axes is arranged in 5th sensor, starts the 5th sensor, and motor is by inverted running.
5. automotive single phase multipolar electric motor as claimed in claim 3, which is characterized in that the first sensor provides electronic
The big rotating speed functions of machine, the second sensor provide the large torque function of motor, and the 3rd sensor provides motor
Power saving function, the 4th sensor provides the high-power function of motor.
6. automotive single phase multipolar electric motor as described in claim 1, which is characterized in that the spindle include iron core and around
Group is provided with winding in several radially distributed axial pass troughs of its axis, through slot on iron core outer surface；Through slot is in iron core
On periphery, circumferentially to be obliquely installed in the width direction in face, tilt angle is 0.5 ° -2.5 °.
7. automotive single phase multipolar electric motor as claimed in claim 6, which is characterized in that folded between the two adjacent through slots
Iron core is iron teeth, and the section on iron teeth and periphery width direction B is trapezoidal setting, and the facewidth of the iron teeth on iron core front
Less than its facewidth on core back.
8. automotive single phase multipolar electric motor as claimed in claim 7, which is characterized in that the circumferential width of the magnetic pole is 2
The width summation of a the through slot circumferential width and 1 iron teeth circumferential width.
9. automotive single phase multipolar electric motor as described in claim 1, which is characterized in that the outer rotor include preceding one at
Drive end bearing bracket, the rear end cap of type are the disk-shaped structure with circular fold, are evenly distributed and are provided in the disk of drive end bearing bracket
Several air inlets are evenly distributed in the disk of rear end cap and are provided with several gas outlets；Air inlet and air outlet are in disk
Directly be process on face, and in each air inlet and air outlet formed upper slitter sheet side wall and it is lower arrive sheet side wall；Work
When, after external cold wind can be by upper slitter sheet side wall and the lower guiding to sheet side wall, motor is entered by air inlet
Inside cools down to internal part, and exports heat from gas outlet to radiate.
10. automotive single phase multipolar electric motor as described in claim 1, which is characterized in that the winding along iron core it is radial with
Layer of wires is stratified and set in the through slot, and winding is by solid conductor coiling or by multiple conducting wires coiling, when using more
When root conducting wire coiling, the multiple conducting wires are successively arranged in parallel, and same radial circumference face is arranged in when every layer of winding of coiling
On, to guarantee that every layer of winding is layer of wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360831.4A CN109450134B (en) | 2018-11-15 | 2018-11-15 | Single-phase multi-pole motor for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360831.4A CN109450134B (en) | 2018-11-15 | 2018-11-15 | Single-phase multi-pole motor for vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN109450134A true CN109450134A (en) | 2019-03-08 |
| CN109450134B CN109450134B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811360831.4A Active CN109450134B (en) | 2018-11-15 | 2018-11-15 | Single-phase multi-pole motor for vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112787562A (en) * | 2020-12-30 | 2021-05-11 | 白贺冰 | Energy-saving motor |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109450134B (en) | 2020-12-18 |
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