CN107171464A - A kind of automobile-used ac motor of electric three-wheel - Google Patents
A kind of automobile-used ac motor of electric three-wheel Download PDFInfo
- Publication number
- CN107171464A CN107171464A CN201710577121.6A CN201710577121A CN107171464A CN 107171464 A CN107171464 A CN 107171464A CN 201710577121 A CN201710577121 A CN 201710577121A CN 107171464 A CN107171464 A CN 107171464A
- Authority
- CN
- China
- Prior art keywords
- stator
- housing
- shaped
- stator core
- core
- 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
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052802 copper Inorganic materials 0.000 claims abstract description 28
- 239000010949 copper Substances 0.000 claims abstract description 28
- 238000004080 punching Methods 0.000 claims abstract description 19
- 239000004568 cement Substances 0.000 claims abstract description 4
- 238000003618 dip coating Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 241001124569 Lycaenidae Species 0.000 claims abstract description 3
- 235000014987 copper Nutrition 0.000 claims abstract description 3
- 238000004891 communication Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 210000003298 dental enamel Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- 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
- H02K11/25—Devices for sensing temperature, or actuated thereby
-
- 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
- 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
- H02K11/35—Devices for recording or transmitting machine parameters, e.g. memory chips or radio transmitters for diagnosis
-
- 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
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/06—Machines characterised by the wiring leads, i.e. conducting wires for connecting the winding terminations
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention provides a kind of automobile-used ac motor of electric three-wheel, comprising housing, stator and rotor are provided with housing, stator heating jacket is in housing, and stator includes stator core and some flat coppers;Wherein stator core includes some circular ring-shaped stator punching sheets laminated, and being spacedly distributed in the inner ring of circular ring-shaped stator punching sheet has 54 grooves;The substantially t-shaped structure of teeth portion formed between two grooves of arbitrary neighborhood;Flat copper is substantially v-shaped, and dip-coating thereon has insulating oil or insulating cement, and matches clamping with the groove of stator core;Rotor includes rotor core and rotating shaft, and wherein rotor core is placed in stator core, the two ends of rotating shaft both sides for being fixed on housing corresponding with front axle bearing sleeve that end face is closed, rear bearing holder (housing, cover) respectively;Also comprising control drive module, and the surface of housing is fixed on, to be electrically connected with flat copper and thermistor.It is an advantage of the invention that reducing the volume of stator and correspondence motor, copper consumption and it is reduced with iron, saves cost.
Description
Technical field
The present invention relates to technical field of motors, and in particular to a kind of automobile-used ac motor of electric three-wheel.
Background technology
At present, the stator used on electric car generally uses enamel insulated round copper wire structure, due to the demand of power, enamel-cover circle
The line footpath of copper cash is larger, and the space between each enamel insulated round copper wire side by side increases the volume of stator structure;And due to corresponding
Stator core groove width size is big, and teeth portion, the utilization rate of yoke portion iron core be not high, and core section product is small, using existing stator core meeting
There is teeth portion magnetic circuit magnetic flux density high, stator current density is high under rated power, copper loss is big, weak heat-dissipating, copper consumption is with using iron
More the problem of, and then cause motor volume big, and inefficient, weak heat-dissipating, also without internal temperature monitoring feedback with side
Just control so that inside is in high power or the increased risk more than setting working temperature environment with line, so as to reduce electronic
The course continuation mileage of tricycle and life-span;In order to solve problem above, it is necessary to furtherd investigate.
The content of the invention
For the deficiency in the presence of prior art, the invention provides a kind of compact, with internal temperature feedback
The automobile-used ac motor of electric three-wheel.
To achieve the above object, present invention employs following technical scheme:
A kind of automobile-used ac motor of electric three-wheel, comprising housing, stator and rotor are provided with housing, wherein,
--- stator heating jacket is in housing, and stator includes stator core and some flat coppers;Wherein stator core is included
Some circular ring-shaped stator punching sheets laminated, the wherein external diameter of circular ring-shaped stator punching sheet are 120mm, and internal diameter is 82mm, and in annulus
The inner ring of shape stator punching, which is spacedly distributed, 54 grooves;The substantially t-shaped structure of teeth portion formed between two grooves of arbitrary neighborhood,
Any teeth portion T-shaped structure vertical segment length in 9.4mm~9.8mm;And the vertical section spacing of adjacent fingers T-shaped structure is
Minimum range between 2.6mm, adjacent fingers correspondence T-shaped structure horizontal segment is 1.4mm;The horizontal segment height of teeth portion T-shaped structure
Scope is between 0.6mm~0.8mm;The horizontal segment upper end of teeth portion T-shaped structure is in a diameter of 82mm of correspondence arc structure, groove
Bottom is in a diameter of 103mm~104mm of correspondence arc structure;
Flat copper is substantially v-shaped, and dip-coating thereon has insulating oil or insulating cement, and matches clamping with the groove of stator core;
--- rotor includes rotor core and rotating shaft, and wherein rotor core is placed in stator core, the two ends difference of rotating shaft
The both sides for being fixed on housing corresponding with front axle bearing sleeve, the rear bearing holder (housing, cover) of end face closing;
--- also comprising control drive module, and the surface of housing is fixed on, with electric respectively with flat copper and thermistor
Connection.
The present invention is by the notch design of stator punching, the installation for flat copper of being more convenient for, and balanced groove portion and teeth portion
Area accounting, actually improves the useful effect section of stator conductors, reduces stator current density, the yoke portion of stator core with
The magnetic circuit magnetic flux density of teeth portion is also reduced;And the structure design of flat copper needs to be spaced some grooves when mounted so that single
The bending angle of individual flat copper is not excessive, body reverse current (bending is formed) is reduced as far as possible and produces from electrically
Magnetic field cancellation, and can have the feelings that sectional area diminishes due to the thickness reason of flat copper body when bending angle is excessive
Condition, be both unfavorable for high current it is long when use and it is powerful improve, it is also difficult to realize branch's control so that thermal source concentrate, office
Portion's area of dissipation is relatively small, so as to influence the operation of motor;And flat copper knot can be collected in real time by thermistor
The temperature information of structure, and the power output of the power control change motor by control drive module, send alarm signal.
Compared to prior art, the present invention has the advantages that:
(1), the magnetic density and current density of stator is reduced, copper bar structure internal resistance is low, area of dissipation is big, reduces
Copper loss and caloric value are reduced, and improve electric efficiency, suitable for high current, high-power state it is long when use, energy-conserving and environment-protective;
(2), motor internal sets thermistor, and the convenient running temperature situation for grasping motor, it is to avoid overheating operation is helped
In the physical life of extension motor;
(3) the volume of stator and correspondence motor, is reduced, copper consumption and is reduced with iron, saves cost.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of stator punching in embodiment.
Fig. 3 is the close-up schematic view of a-quadrant in Fig. 2.
Fig. 4 is single copper bar structural representation in embodiment.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further illustrated to the technical scheme in the present invention.
A kind of automobile-used ac motor of electric three-wheel, as shown in figure 1, comprising housing 5, housing 5 is interior to be provided with stator and rotor,
The surface of housing 5 is provided with control drive module 14.Wherein, stator heating jacket is in housing 5, and stator comprising stator core 1 with it is some
Flat copper 2;Stator core 1+ includes some circular ring-shaped stator punching sheets laminated, as shown in Fig. 2 the external diameter of circular ring-shaped stator punching sheet
D1 is 120mm, and internal diameter D2 is 82mm, and is spacedly distributed in the inner ring of circular ring-shaped stator punching sheet and has 54 grooves;Arbitrary neighborhood two
The substantially t-shaped structure of teeth portion formed between individual groove, as shown in figure 3, any teeth portion the length of vertical section 18 of T-shaped structure exist
9.4mm~9.8mm;And the spacing of vertical section 18 of adjacent fingers T-shaped structure is 2.6mm, adjacent fingers correspondence T-shaped structure horizontal segment
Minimum range between 19 is 1.4mm;The height H1 scopes of horizontal segment 19 of teeth portion T-shaped structure are between 0.6mm~0.8mm;Tooth
The upper end of horizontal segment 19 of portion's T-shaped structure is in a diameter of 82mm of correspondence indent arc structure, and the bottom of groove is in that correspondence diameter D3 is
103mm~104mm indent arc structure;On circular ring-shaped stator punching sheet, its mutually orthogonal diameter is rushed with circular stator
The outer rim joint of piece is additionally provided with weld seam groove 17;The weld seam groove 17 is substantially in isosceles trapezoid, and the outer rim of stator punching is isosceles
The trapezoidal equivalent inscribed circle in base, provided with the semi-circular projection that radius is 1.2mm in the middle part of the top margin of isosceles trapezoid, passes through weld seam groove
17, the convenient connection of conductor that can be used with corresponding power;The height of the circular ring-shaped stator punching sheet laminated is no more than circular stator
The 2/3 of punching diameter, to reduce the caloric value that induced-current is produced in the interlayer of stator punching;Teeth portion T-shaped structure includes half
Footpath is 0.2mm circular arc chamfering R1, it is to avoid sharp protrusion scratches operator or line footpath insulating barrier in assembling process;
As shown in figure 4, flat copper 20 is substantially v-shaped, dip-coating thereon has insulating oil or an insulating cement 21, and with stator core
Groove matches clamping;And the groove of 4 is also no less than between the corresponding groove for connecing stator core of same flat copper card comprising quantity, on the one hand
Electrical performance is favorably improved, sharp angle on the other hand will not be formed, it is safer during assembling;
Rotor includes rotor core 3 and rotating shaft 4, and wherein rotor core is placed in stator core 1, and the both sides of housing 5 are included
Have and front axle bearing sleeve 8 is connected with drive end bearing bracket 6, rear end cap 7, drive end bearing bracket 6, rear bearing holder (housing, cover) 9 is connected with rear end cap 7, so that rotating shaft 4
It is fixed on front axle bearing sleeve 8 and rear bearing holder (housing, cover) 9;
Control drive module is electrically connected with flat copper and thermistor;The control drive module also includes CAN
Communication unit, is communicated with the ECU or overall system control with electro-tricycle.
By the notch design of stator punching, the installation for flat copper of being more convenient for, and the area of balanced groove portion and teeth portion accounts for
Than, the useful effect section of stator conductors is actually improved, stator current density is reduced, the yoke portion of stator core and teeth portion
Magnetic circuit magnetic flux density is also reduced;And the structure design of flat copper needs to be spaced some grooves when mounted so that single flat copper
The bending angle of bar is not excessive, the magnetic field reduced body reverse current (bending is formed) as far as possible and produced from electrically
Offset, and can there is a situation where that sectional area diminishes due to the thickness reason of flat copper body when bending angle is excessive, neither
Beneficial to high current it is long when use and it is powerful improve, it is also difficult to realize branch's control so that thermal source concentrate, local radiating surface
Product is relatively small, so as to influence the operation of motor;And the temperature of flat copper structure can be collected in real time by thermistor
Information, and the power output of the power control change motor by control drive module, send alarm signal.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (3)
1. a kind of automobile-used ac motor of electric three-wheel, comprising housing, stator and rotor are provided with housing, it is characterised in that:
--- stator heating jacket is in housing, and stator includes stator core and some flat coppers;Wherein stator core is comprising some
The external diameter of the circular ring-shaped stator punching sheet laminated, wherein circular ring-shaped stator punching sheet is 120mm, and internal diameter is 82mm, and fixed in annular shape
The inner ring of sub- punching, which is spacedly distributed, 54 grooves;The substantially t-shaped structure of teeth portion formed between two grooves of arbitrary neighborhood, it is any
Teeth portion T-shaped structure vertical segment length in 9.4mm~9.8mm;And the vertical section spacing of adjacent fingers T-shaped structure is
Minimum range between 2.6mm, adjacent fingers correspondence T-shaped structure horizontal segment is 1.4mm;The horizontal segment height of teeth portion T-shaped structure
Scope is between 0.6mm~0.8mm;The horizontal segment upper end of teeth portion T-shaped structure is in a diameter of 82mm of correspondence arc structure, groove
Bottom is in a diameter of 103mm~104mm of correspondence arc structure;
Flat copper is substantially v-shaped, and dip-coating thereon has insulating oil or insulating cement, and matches clamping with the groove of stator core;
--- rotor includes rotor core and rotating shaft, and wherein rotor core is placed in stator core, the two ends of rotating shaft respectively with end
The front axle bearing sleeve of face closure, rear bearing holder (housing, cover) correspondence are fixed on the both sides of housing;
--- also comprising control drive module, and the surface of housing is fixed on, to be electrically connected with flat copper and thermistor.
2. a kind of automobile-used ac motor of electric three-wheel as claimed in claim 1, it is characterised in that:The control drive module
Also include CAN communication unit, communicated with the ECU or overall system control with electro-tricycle.
3. a kind of automobile-used ac motor of electric three-wheel as claimed in claim 1, it is characterised in that:Same flat copper card correspondence
Connect and be also no less than the groove of 4 between the groove of stator core comprising quantity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710577121.6A CN107171464A (en) | 2017-07-14 | 2017-07-14 | A kind of automobile-used ac motor of electric three-wheel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710577121.6A CN107171464A (en) | 2017-07-14 | 2017-07-14 | A kind of automobile-used ac motor of electric three-wheel |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107171464A true CN107171464A (en) | 2017-09-15 |
Family
ID=59816853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710577121.6A Pending CN107171464A (en) | 2017-07-14 | 2017-07-14 | A kind of automobile-used ac motor of electric three-wheel |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107171464A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110875663A (en) * | 2018-08-31 | 2020-03-10 | 法雷奥西门子新能源汽车(德国)有限公司 | Stator with temperature detection unit for electric motor |
CN112092973A (en) * | 2020-09-22 | 2020-12-18 | 重庆市科诚宜民科技有限公司 | Dedicated driving system of electric motorcycle car |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205544647U (en) * | 2016-01-25 | 2016-08-31 | 广东威灵电机制造有限公司 | Stator punching sheet, stator core, and motor |
CN206077182U (en) * | 2016-09-06 | 2017-04-05 | 重庆市科诚电机制造有限公司 | A kind of automobile-used ac motor of electric three-wheel |
CN206211688U (en) * | 2016-10-17 | 2017-05-31 | 中山大洋电机股份有限公司 | A kind of motor stator punching and apply its motor |
CN206894372U (en) * | 2017-07-14 | 2018-01-16 | 重庆市科诚电机制造有限公司 | A kind of automobile-used ac motor of electric three-wheel |
-
2017
- 2017-07-14 CN CN201710577121.6A patent/CN107171464A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205544647U (en) * | 2016-01-25 | 2016-08-31 | 广东威灵电机制造有限公司 | Stator punching sheet, stator core, and motor |
CN206077182U (en) * | 2016-09-06 | 2017-04-05 | 重庆市科诚电机制造有限公司 | A kind of automobile-used ac motor of electric three-wheel |
CN206211688U (en) * | 2016-10-17 | 2017-05-31 | 中山大洋电机股份有限公司 | A kind of motor stator punching and apply its motor |
CN206894372U (en) * | 2017-07-14 | 2018-01-16 | 重庆市科诚电机制造有限公司 | A kind of automobile-used ac motor of electric three-wheel |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110875663A (en) * | 2018-08-31 | 2020-03-10 | 法雷奥西门子新能源汽车(德国)有限公司 | Stator with temperature detection unit for electric motor |
CN112092973A (en) * | 2020-09-22 | 2020-12-18 | 重庆市科诚宜民科技有限公司 | Dedicated driving system of electric motorcycle car |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102812623A (en) | Electric Driving Device And Electric Power Steering Device Equipped With Same | |
CN102026861B (en) | Electric power steering apparatus | |
CN102570757A (en) | Brush system for an electric drive unit | |
CN104724162A (en) | Motor drive device for electric power steering | |
CN103872935A (en) | Power conversion device | |
CN107171464A (en) | A kind of automobile-used ac motor of electric three-wheel | |
CN206894372U (en) | A kind of automobile-used ac motor of electric three-wheel | |
CN204168073U (en) | The brushless DC motor system of a kind of motor and controller integral | |
CN107968509A (en) | Alternating current generator with flat wire stator winding | |
CN106026502B (en) | Connecting terminal, electric heating press, hot-press method, motor and compressor | |
CN205265390U (en) | Car starter motor armature structure | |
CN206379794U (en) | A kind of brushless DC motor stator component | |
CN203691153U (en) | Motor and electronic device comprising motor | |
CN203984178U (en) | A kind of series machine | |
CN209748292U (en) | Food processing machine and aluminum winding motor for same | |
CN106787539A (en) | A kind of high-power dual stator and rotor permanent magnet external rotor motor device of high power density | |
CN207664755U (en) | A kind of motor with antioverloading warning function | |
CN206977169U (en) | A kind of 54 groove stator cores for electric vehicle motor | |
CN207588650U (en) | A kind of integrated form integrated vehicle ventilated machine controller | |
CN206864825U (en) | Novel commutator | |
CN217469601U (en) | Hand-held electric tool | |
CN205829344U (en) | Brushless motor stator assembly | |
CN217956905U (en) | Integrated controller integrated water-cooling permanent magnet driving motor of electric outboard motor | |
CN203871936U (en) | Motor | |
CN202651575U (en) | Electric grinder used multihole carbon brush |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |