CN108321984A - A kind of the high-efficiency and energy-saving type motor and its working method of electric vehicle - Google Patents
A kind of the high-efficiency and energy-saving type motor and its working method of electric vehicle Download PDFInfo
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- CN108321984A CN108321984A CN201810115852.3A CN201810115852A CN108321984A CN 108321984 A CN108321984 A CN 108321984A CN 201810115852 A CN201810115852 A CN 201810115852A CN 108321984 A CN108321984 A CN 108321984A
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- flow channel
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- 238000000034 method Methods 0.000 title claims description 8
- 239000002826 coolant Substances 0.000 claims abstract description 57
- 238000004804 winding Methods 0.000 claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 230000005291 magnetic effect Effects 0.000 claims description 60
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims 2
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008450 motivation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- 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
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/225—Detecting coils
-
- 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
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
-
- 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
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
-
- 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
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- 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
-
- 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
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
- H02P6/16—Circuit arrangements for detecting position
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of high-efficiency and energy-saving type motor of electric vehicle, including motor field frame, central shaft, motor stator, motor rotor, bushing, first end cover, second end cover, pump, coolant liquid storage box, first coolant flow channel, second coolant flow channel, first delivery pipe, second delivery pipe, electric-controlled box, power divider, rotor position detector moving part, rotor position detector determines part, first electromagnetism line winding and the second electromagnetism line winding, the motor rotor and rotor position detector moving part are set in outside central shaft, the rotor position detector moving part, which is placed in rotor position detector, to be determined in part, the coolant liquid storage box is set to the external right part of motor case, the power divider is placed in electric-controlled box.The present invention can detect the position signal of motor rotor by position detector moving part, and pass to power divider, and power divider generates electromagnetic attraction by electromagnetism line winding on stator winding, and motor rotor is made to rotate.
Description
Technical field
The invention belongs to the field of manufacturing, more particularly to the high-efficiency and energy-saving type motor of a kind of electric vehicle.The present invention
Further relate to a kind of working method of the high-efficiency and energy-saving type motor of electric vehicle.
Background technology
Currently, the drive motor of domestic and international common electric vehicle, generally uses industrial alternating current impression asynchronous electric
Machine, principle are：The direct current of accumulator is become alternating current by inverter, then frequency control is carried out to alternating current, with full
The friction speed of sufficient electric vehicle needs.Use industrial alternating current impression asynchronous motor as the drive motor of electric vehicle
Disadvantage is more, mainly there is the following aspects：
1. volume is big, weight weight, weight and the space of automobile itself are increased, the unnecessary energy and material are wasted.
2. automobile is required for prodigious torque in starting and upward slope, and alternating current impression asynchronous motor is in the slow-speed of revolution, torque
At least, I is unequal to heavy burden, easily burns out.
3. the starting current that alternating current impression asynchronous motor needs at the start is about 7 times of rated current, this is to electric vehicle
Finite DC electric current cause prodigious loss and waste, the electric energy for not only wasting battery also substantially reduces the longevity of battery
Life.
Invention content
Goal of the invention：In order to overcome the above deficiency, the object of the present invention is to provide a kind of high-efficiency and energy-saving types of electric vehicle
Motor, simple in structure, reasonable design can greatly improve the performance indicator of electric vehicle drive motor, this motor
Small, saving material, while electric energy can be saved, reach the requirement of electric vehicle high-efficient energy-saving environment friendly.The present invention also provides
A kind of working method of the high-efficiency and energy-saving type motor of electric vehicle, the magnetic field tractive force drive rotor rotation generated by pulse
Turn, electric motor overheating amount can be reduced, improves motor performance.
Technical solution：A kind of high-efficiency and energy-saving type motor of electric vehicle, including motor field frame, central shaft, motor
Stator, motor rotor, bushing, first end cover, second end cover, pump, coolant liquid storage box, the first coolant flow channel, the second cooling
Runner, the first delivery pipe, the second delivery pipe, electric-controlled box, power divider, rotor position detector moving part, rotor-position detection
Device determines part, the first electromagnetism line winding and the second electromagnetism line winding, and the motor rotor and rotor position detector moving part cover
It is located at outside central shaft, the motor rotor is placed in inside motor stator, and the rotor position detector moving part, which is placed in, to be turned
Sub- position detector is determined in part, and the motor stator is placed in motor case body, the first end cover and second end cover difference
Two ends of motor field frame are set to, the bushing is set to the right part in motor case body, and the pump is placed in bushing
In, the coolant liquid storage box is set to the external right part of motor case, and the electric-controlled box is set to the outer wall of motor field frame
On, the power divider is placed in electric-controlled box, and first delivery pipe is set between pump and the first coolant flow channel, and described the
Two delivery pipes are set between pump and the second coolant flow channel, and first coolant flow channel and the second coolant flow channel are set to motor
In shell, the first electromagnetism line winding is wrapped on the salient pole of motor stator, and the second electromagnetism line winding, which is wrapped in, to be turned
Sub- position detector is determined on the salient pole of part.The high-efficiency and energy-saving type motor of the electric vehicle of the present invention is examined by the position of setting
The position signal of motor rotor can be detected by surveying device moving part, and pass to power divider, and power divider passes through electromagnetic wire
Winding generates electromagnetic attraction on stator winding, so that motor rotor rotates an angle.
Further, the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, between salient pole on the motor stator etc.
Away from setting on motor stator inner wall, and the number of salient pole is 12-18 on motor stator.Be arranged this within the scope of
Stator salient poles number can achieve the effect that best motor rotor to be made to rotate.
Further, the section of the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, first coolant flow channel is ellipse
Circle, and the first coolant flow channel is wrapped in circular ring shape in motor case body.
Further, the section of the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, second coolant flow channel is square
Shape, and the second coolant flow channel is wrapped in circular ring shape in motor case body, first coolant flow channel and the second coolant flow channel
Setting is spaced in motor case body.Spaced two-way coolant flow channel can shorten each road coolant flow channel in motor case
Length on body improves cooling effect to accelerate cooling flow velocity.
Further, the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, the motor rotor are equipped with magnetic slot,
The section of the magnetic slot is U-shaped, and the magnetic slot includes magnetic slot one and magnetic slot two, the magnetic slot one and magnetic slot two
Form symmetrical structure.The magnetic slot of this structure can effectively reduce the loss that magnetic field generates in stator core, improve rotor
Working efficiency.
Further, the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, the magnetic slot one and magnetic slot two are cut
Face is V-type, and rectangle magnet steel is equipped in the magnetic slot one and magnetic slot two.Magnet steel is placed in V-type magnetic with the magnetic slot of this structure
In steel tank ontology, interconnecting piece can play separated magnetic effect.
Further, the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, the motor rotor are equipped with adjustment hole,
The section of the adjustment hole is triangle.The adjustment hole of setting being capable of effective weakening magnetic resistance moment.
Further, the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, between the magnetic slot one and magnetic slot two
Angle be 110 ° -160 °.Using this angle, better magnet accumulating cap can be played, improves motor air gap flux density.
Further, the high-efficiency and energy-saving type motor of above-mentioned electric vehicle, the electric-controlled box are equipped with wiring plug-in unit.If
The wiring plug-in unit set, is convenient for the wiring of motor.
The present invention also provides a kind of working methods of the high-efficiency and energy-saving type motor of electric vehicle, include the following steps：
1）After motor works on power, rotor position detector determines the second electromagnetism line winding on part and the motor detected is turned
The position angle of son is sent to power divider；
2）After analysis, the first electromagnetism line winding on motor stator exports a powerful pulse electricity to power divider
Stream；
3）Corresponding salient pole generates magnetic field tractive force on motor stator, and traction motor rotor turns over an angle；
4）Coaxial rotor position detector moving part turns to new position；
5）Rotor position detector determines position angle of the next second electromagnetism line winding on part the motor rotor detected
Degree is sent to power divider；
6）Power divider after analysis, next first electromagnetism line winding on motor stator export one it is powerful
Pulse current；
7）Corresponding salient pole generates magnetic field tractive force on motor stator, and traction motor rotor turns over an angle；
8）Coaxial rotor position detector moving part turns to new position, constantly repeats step 1）-4）, and so on, in electricity
The each salient pole of motivation stator sequentially forms the magnetic field of a relay-type so that motor rotor rotates.
Above-mentioned technical proposal can be seen that the present invention and have the advantages that：The height of electric vehicle of the present invention
Energy-saving motor is imitated, rotor position information is sent to by power divider by the position detector moving part of setting, and generate
In pulse to stator salient poles, drive rotor rotates to a new angle, and continuous repeated work can be such that the rotor of motor revolves
It turns over.Since each electromagnetism line winding is that short-time pulse is powered, electric energy can be greatlyd save；And what magnetic pole of the stator generated
Pulse-electromagnetic force is larger, can generate larger rotating torques, electric rotor rotation, due to electronic power splitters and motor
It is all operated under pulse condition, therefore calorific value is few, the thermal discharge of motor can be substantially reduced；Meanwhile in motor field frame
It is interior to be provided with double coolant flow channel structures, it can improve the heat dissipation effect of motor field frame, it is energy saving and meet environmental requirement.
Description of the drawings
Fig. 1 is the structural schematic diagram of the high-efficiency and energy-saving type motor of electric vehicle of the present invention；
Fig. 2 is that power divider of the present invention and the first electromagnetism line winding and the second electromagnetism line winding connection relation are illustrated
Figure.
In figure：1 motor field frame, 2 central shafts, 3 motor stators, 4 motor rotors, 41 magnetic slots, 411 magnetic slots
One, 412 magnetic slots two, 413 magnet steel, 42 adjustment holes, 5 bushings, 6 first end covers, 7 second end covers, 8 pumps, 9 coolant liquid storage boxes,
10 first coolant flow channels, 11 second coolant flow channels, 12 first delivery pipes, 13 second delivery pipes, 14 electric-controlled boxes, 141 wiring plug-in units,
15 power dividers, 16 rotor position detector moving parts, 17 rotor position detectors determine part, 18 first electromagnetism line windings, 19
Two electromagnetism line windings.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " clockwise ", " inverse
The orientation or positional relationship of the instructions such as hour hands " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Invention and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two, unless otherwise restricted clearly.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connects, and can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Embodiment
The high-efficiency and energy-saving type motor of electric vehicle as shown in Figure 1, 2, including it is motor field frame 1, central shaft 2, electronic
Machine stator 3, motor rotor 4, bushing 5, first end cover 6, second end cover 7, pump 8, coolant liquid storage box 9, the first coolant flow channel
10, the second coolant flow channel 11, the first delivery pipe 12, the second delivery pipe 13, electric-controlled box 14, power divider 15, rotor-position inspection
Survey device moving part 16, rotor position detector determines part 17, the first electromagnetism line winding 18 and the second electromagnetism line winding 19, the motor
Rotor 4 and rotor position detector moving part 16 are set in outside central shaft 2, and the motor rotor 4 is placed in motor stator 3
Inside, the rotor position detector moving part 16, which is placed in rotor position detector, to be determined in part 17, and the motor stator 3 is placed in electricity
In motivation shell 1, the first end cover 6 and second end cover 7 are respectively arranged at two ends of motor field frame 1, the bushing 5
It is set to the right part in motor field frame 1, the pump 8 is placed in bushing 5, and the coolant liquid storage box 9 is set to motor
1 outer right part of shell, the electric-controlled box 14 are set on the outer wall of motor field frame 1, and the power divider 15 is placed in automatically controlled
In box 14, first delivery pipe 12 is set between pump 8 and the first coolant flow channel 10, and second delivery pipe 13 is set to pump
8 and second between coolant flow channel 11, and first coolant flow channel, 10 and second coolant flow channel 11 is set in motor field frame 1,
The first electromagnetism line winding 18 is wrapped on the salient pole of motor stator 3, and the second electromagnetism line winding 19 is wrapped in rotor
Position detector is determined on the salient pole of part 17.Wherein, the connection of the first electromagnetism line winding 18 and the second electromagnetism line winding 19 in fig. 2
Relationship only represents schematic diagram, in order to simplify the view, only draws part the first electromagnetism line winding 18 and 19 He of the second electromagnetism line winding
The connection relation of power divider 15.In addition, the salient pole on motor stator 3 is arranged in 3 inner wall of motor stator at equal intervals
On, and the number of salient pole is 12-18 on motor stator 3.Further, the section of the first coolant flow channel 10 is ellipse
Shape, and the first coolant flow channel 10 is wrapped in circular ring shape in motor field frame 1.Further, section of the second coolant flow channel 11
Face is rectangle, and the second coolant flow channel 11 is wrapped in circular ring shape in motor field frame 1, first coolant flow channel 10 and
The interval setting in motor field frame 1 of two coolant flow channels 11.First coolant flow channel 10 and the second coolant flow channel 11 twist twine
It is wound on motor field frame 1, and the first coolant flow channel 10 and the setting of the second coolant flow channel 11 interval.Further, in order to carry
The efficiency of high motor, motor rotor 4 are equipped with magnetic slot 41, and the section of the magnetic slot 41 is U-shaped, the magnetic slot 41
Including magnetic slot 1 and magnetic slot 2 412, the magnetic slot 1 and magnetic slot 2 412 form symmetrical structure.Further
, the section of magnetic slot 1 and magnetic slot 2 412 is V-type, and rectangle is equipped in the magnetic slot 1 and magnetic slot 2 412
Magnet steel 413.Also, motor rotor 4 is equipped with adjustment hole 42, and the section of the adjustment hole 42 is triangle.Magnetic slot 1
Angle between magnetic slot 2 412 is 110 ° -160 °.In order to facilitate wiring is carried out, wiring plug-in unit is equipped on electric-controlled box 14
141。
On the basis of above structure, a kind of working method of the high-efficiency and energy-saving type motor of electric vehicle, including with
Lower step：
1）After motor works on power, rotor position detector determine the second electromagnetism line winding 19 on part 17 detect it is electronic
The position angle of machine rotor 4 is sent to power divider 15；
2）Power divider 15 after analysis, the first electromagnetism line winding 18 on motor stator 3 export one it is powerful
Pulse current；
3）Corresponding salient pole generates magnetic field tractive force on motor stator 3, and traction motor rotor 4 turns over an angle；
4）Coaxial rotor position detector moving part 16 turns to new position；
5）Rotor position detector determines the position for the motor rotor 4 that next second electromagnetism line winding 19 on part 17 detects
Angle setting degree is sent to power divider 15；
6）After analysis, next first electromagnetism line winding 18 on motor stator 3 exports one to power divider 15
Powerful pulse current；
7）Corresponding salient pole generates magnetic field tractive force on motor stator 3, and traction motor rotor 4 turns over an angle；
8）Coaxial rotor position detector moving part 16 turns to new position, constantly repeats step 1-4, and so on, in electricity
3 each salient pole of motivation stator sequentially forms the magnetic field of a relay-type so that motor rotor 4 rotates.
On the basis of above structure, a kind of working method of the high-efficiency and energy-saving type motor of electric vehicle further includes
Following steps：
1）After motor works on power, start pump 8；
2）Coolant liquid is delivered to the first coolant flow channel 10 by the first delivery pipe 12；
3）After the temperature of motor field frame 1 continues raising；
4）Coolant liquid is delivered to the second coolant flow channel 11 by the second delivery pipe 13.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as the present invention's
Protection domain.
Claims (10)
1. a kind of high-efficiency and energy-saving type motor of electric vehicle, it is characterised in that：Including motor field frame（1）, central shaft（2）、
Motor stator（3）, motor rotor（4）, bushing（5）, first end cover（6）, second end cover（7）, pump（8）, coolant liquid storage
Case（9）, the first coolant flow channel（10）, the second coolant flow channel（11）, the first delivery pipe（12）, the second delivery pipe（13）, electric-controlled box
（14）, power divider（15）, rotor position detector moving part（16）, rotor position detector determine part（17）, the first electromagnetic wire
Winding（18）With the second electromagnetism line winding（19）, the motor rotor（4）With rotor position detector moving part（16）It is arranged
In central shaft（2）Outside, the motor rotor（4）It is placed in motor stator（3）Inside, the rotor position detector moving part
（16）It is placed in rotor position detector and determines part（17）In, the motor stator（3）It is placed in motor field frame（1）It is interior, described
One end cap（6）And second end cover（7）It is respectively arranged at motor field frame（1）Two ends, the bushing（5）It is set to electronic
Casing body（1）Interior right part, the pump（8）It is placed in bushing（5）In, the coolant liquid storage box（9）It is set to motor case
Body（1）Outer right part, the electric-controlled box（14）It is set to motor field frame（1）Outer wall on, the power divider（15）It sets
In electric-controlled box（14）In, first delivery pipe（12）It is set to pump（8）With the first coolant flow channel（10）Between, described second is defeated
Send pipe（13）It is set to pump（8）With the second coolant flow channel（11）Between, first coolant flow channel（10）With the second coolant flow channel
（11）It is set to motor field frame（1）It is interior, the first electromagnetism line winding（18）It is wrapped in motor stator（3）Salient pole on,
The second electromagnetism line winding（19）It is wrapped in rotor position detector and determines part（17）Salient pole on.
2. the high-efficiency and energy-saving type motor of electric vehicle according to claim 1, it is characterised in that：The motor stator
（3）On salient pole at equal intervals be arranged in motor stator（3）On inner wall, and motor stator（3）The number of upper salient pole is
12-18.
3. the high-efficiency and energy-saving type motor of electric vehicle according to claim 1, it is characterised in that：The first cooling stream
Road（10）Section be ellipse, and the first coolant flow channel（10）It is wrapped in motor field frame in circular ring shape（1）It is interior.
4. the high-efficiency and energy-saving type motor of electric vehicle according to claim 3, it is characterised in that：The second cooling stream
Road（11）Rectangular cross-section, and the second coolant flow channel（11）It is wrapped in motor field frame in circular ring shape（1）It is interior, described first
Coolant flow channel（10）With the second coolant flow channel（11）In motor field frame（1）Interior interval setting.
5. the high-efficiency and energy-saving type motor of electric vehicle according to claim 1, it is characterised in that：The motor rotor
（4）It is equipped with magnetic slot（41）, the magnetic slot（41）Section be U-shaped, the magnetic slot（41）Including magnetic slot one（411）
With magnetic slot two（412）, the magnetic slot one（411）With magnetic slot two（412）Form symmetrical structure.
6. the high-efficiency and energy-saving type motor of electric vehicle according to claim 5, it is characterised in that：The magnetic slot one
（411）With magnetic slot two（412）Section be V-type, the magnetic slot one（411）With magnetic slot two（412）It is interior to be equipped with rectangle magnetic
Steel（413）.
7. the high-efficiency and energy-saving type motor of electric vehicle according to claim 6, it is characterised in that：The motor rotor
（4）It is equipped with adjustment hole（42）, the adjustment hole（42）Section be triangle.
8. the high-efficiency and energy-saving type motor of electric vehicle according to claim 6, it is characterised in that：The magnetic slot one
（411）With magnetic slot two（412）Between angle be 110 ° -160 °.
9. the high-efficiency and energy-saving type motor of electric vehicle according to claim 1, it is characterised in that：The electric-controlled box（14）
It is equipped with wiring plug-in unit（141）.
10. according to the working method of the high-efficiency and energy-saving type motor of claim 1-9 any one of them electric vehicles, feature
It is：Include the following steps：
1）After motor works on power, rotor position detector determines part（17）On the second electromagnetism line winding（19）What is detected
Motor rotor（4）Position angle be sent to power divider（15）；
2）Power divider（15）After analysis, to motor stator（3）On the first electromagnetism line winding（18）Output one
Powerful pulse current；
3）Motor stator（3）Upper corresponding salient pole generates magnetic field tractive force, traction motor rotor（4）Turn over an angle；
4）Coaxial rotor position detector moving part（16）Turn to new position；
5）Rotor position detector determines part（17）On next second electromagnetism line winding（19）The motor rotor detected
（4）Position angle be sent to power divider（15）；
6）Power divider（15）After analysis, to motor stator（3）On next first electromagnetism line winding（18）It is defeated
Go out a powerful pulse current；
7）Motor stator（3）Upper corresponding salient pole generates magnetic field tractive force, traction motor rotor（4）Turn over an angle；
8）Coaxial rotor position detector moving part（16）New position is turned to, step 1 is constantly repeated）-4）, and so on,
In motor stator（3）Each salient pole sequentially forms the magnetic field of a relay-type so that motor rotor（4）It rotates
Come.
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| CN201810115852.3A CN108321984A (en) | 2018-02-06 | 2018-02-06 | A kind of the high-efficiency and energy-saving type motor and its working method of electric vehicle |
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| CN201810115852.3A CN108321984A (en) | 2018-02-06 | 2018-02-06 | A kind of the high-efficiency and energy-saving type motor and its working method of electric vehicle |
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| CN201810115852.3A Pending CN108321984A (en) | 2018-02-06 | 2018-02-06 | A kind of the high-efficiency and energy-saving type motor and its working method of electric vehicle |
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| CN108696054A (en) * | 2018-07-25 | 2018-10-23 | 江苏华源防爆电机有限公司 | A kind of Flame-Proof Three-Phase Induction Motors |
| CN109217569A (en) * | 2018-08-14 | 2019-01-15 | 卓弢机器人盐城有限公司 | A kind of the high-efficiency and energy-saving type motor and its working method of electric car |
| CN111614209A (en) * | 2020-07-10 | 2020-09-01 | 合肥巨一动力***有限公司 | Automatic temperature-adjusting heat-dissipating water channel applied to electric drive system |
| CN112751459A (en) * | 2019-10-30 | 2021-05-04 | 马勒国际有限公司 | Electric machine |
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