CN203301274U - Direct current multiphase motor - Google Patents
Direct current multiphase motor Download PDFInfo
- Publication number
- CN203301274U CN203301274U CN2013202631409U CN201320263140U CN203301274U CN 203301274 U CN203301274 U CN 203301274U CN 2013202631409 U CN2013202631409 U CN 2013202631409U CN 201320263140 U CN201320263140 U CN 201320263140U CN 203301274 U CN203301274 U CN 203301274U
- Authority
- CN
- China
- Prior art keywords
- direct current
- phase
- coil
- polyphase machine
- machine according
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a direct current multiphase motor. The direct current multiphase motor comprises a silicon steel sheet lamination iron core and several groove teeth located on a periphery of the silicon steel sheet lamination iron core. Each groove tooth is wound by one coil. The continuous several groove teeth are successively wounded by B, B1...Bx, A, A1...Ax, C, C1...Cx respectively so as to form 3(x+1) phase coils. The 3(x+1) phase coils are connected and form (x+1) mutually independent three-phase systems so as to form (x+1) independent output terminals. Therefore, efficiency of the direct current multiphase motor of the utility model can reach more than 95%; a overload coefficient of the direct current multiphase motor is increased by more than 120% compared to a overload coefficient of a conventional three-phase permanent magnet motor; a fault-tolerant capability increases x times; a torque density is (x+1) times of the torque density of the conventional three-phase motor.
Description
Technical field
The utility model relates to technical field of motors, relates in particular to a kind of DC polyphase machine.
Background technology
At present, along with the development of vehicle technology, three-phase brushless dc motor has replaced brush motor to obtain using the most widely.Although it is ripe that the three-phase brushless motor technology has been tending towards, to the having relatively high expectations of controller, and the commutation noise is large due to heavy-duty motor, and location torque is large.The restriction of controlled device technology, real electrical machinery power is less, mainly on electric bicycle and part battery-operated motor cycle, uses.Seldom as the drive motors of electric automobile, use.
And the motor winding of three phase electric machine only has three-phase, if a phase phase shortage is arranged in three-phase, motor can not move, and automobile can not move.
In view of this, necessaryly provide a kind of new direct current machine to address the above problem.
The utility model content
The direct current polyphase machine that provides a kind of reliability high is provided the purpose of this utility model.
For achieving the above object, the utility model adopts following technical scheme: a kind of direct current polyphase machine, comprise that the silicon steel sheet lamination is unshakable in one's determination and be positioned at some groove teeth of silicon steel sheet lamination periphery unshakable in one's determination, on each groove tooth, be wound with a coil, on continuous some groove teeth, sequentially be wound with respectively B, B1....Bx, A, A1....Ax, C, C1 ... thereby .Cx forms 3 (x+1) phase coil, described 3(x+1) phase coil connects into (x+1) individual separate three-phase system to form (x+1) individual independently output.
As further improvement of the utility model, described loop A, B, C connect into a three-phase system, described loop A x, Bx, Cx connect into another three-phase system.
As further improvement of the utility model, adjacent two three-phase systems stagger 60/ (x+1) degree electrical degree.
As further improvement of the utility model, x is 1, thereby forms six phase coils and connect into two separate three-phase systems.
As further improvement of the utility model, two coils in each three-phase system in two separate three-phase systems around to identical, a remaining coil winding-direction is opposite with the first two.
As further improvement of the utility model, in each three-phase system, first coil is identical with the 3rd coil winding-direction, second coil between first coil and the 3rd coil around to first, the 3rd coil around to opposite.
As further improvement of the utility model, described coil has 24.
As further improvement of the utility model, described silicon steel sheet lamination outer race unshakable in one's determination has the mild steel cylindrical shell, and described mild steel cylindrical shell internal circular surfaces is pasted and is fixed with some magnet steel, described magnet steel according to N extremely inwardly and S extremely inwardly be alternately distributed arrangement.
As further improvement of the utility model, described magnet steel is 10 pairs.
As further improvement of the utility model, the outer round surface of the inner surface of described magnet steel and groove tooth keeps certain distance as air gap.
Compared with prior art, the utility model direct current polyphase machine connects into several independently three-phase systems, and efficiency can reach more than 95%, and the more conventional three-phase motor with permanent magnets of overload factor improves more than 120%, fault-tolerant ability improves x doubly, and torque density is conventional three phase electric machine (x+1) times.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing relevant of the present utility model in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Figure 1 shows that the utility model direct current polyphase machine coil configuration schematic diagram.
Figure 2 shows that the utility model one embodiment direct current polyphase machine internal cross section figure.
Figure 3 shows that the utility model one embodiment direct current polyphase machine coil configuration and direction of winding figure.
Embodiment
Below with reference to each embodiment shown in the drawings, the utility model is described in detail.But these embodiment do not limit the utility model, and the conversion on the structure that those of ordinary skill in the art makes according to these embodiment, method or function all is included in protection range of the present utility model.
as shown in Figure 1, the utility model direct current polyphase machine comprises silicon steel sheet lamination iron core 1 ', some groove teeth 2 ' are arranged the periphery of silicon steel sheet lamination iron core 1 ' is die-cut, on each groove tooth 2 ', be wound with a coil 3 ', on continuous some groove teeth 2 ', be wound with respectively B, B1....Bx, A, A1....Ax, C, C1, ... thereby .Cx forms 3 (x+1) phase coil 3 ', above 3(x+1) phase winding connects into (x+1) individual separate three-phase system, be A, B, C is connected to a three-phase system as an output, Ax, Bx, Cx is connected to another three-phase system as (x+1) individual output, 60/(x+1 staggers between adjacent two three-phase systems) the degree electrical degree, (x+1) individual output is connected in electric motor car simultaneously, in the situation that three-phase system phase shortage, remaining three-phase system still can be remained power to electric motor car is provided.
As shown in Figures 2 and 3, the utility model one embodiment direct current polyphase machine comprises silicon steel sheet lamination iron core 1, some groove teeth 2 are arranged the periphery of silicon steel sheet lamination iron core 1 is die-cut, on each groove tooth 2, be wound with a coil 3, on continuous some groove teeth 2, be wound with respectively B, B1, A, A1, C, C1 six phase coils 3, present embodiment coil 3 has 24, and namely order is placed with 4 group of six phase coil, and above six phase windings connect into the three-phase system of two 30 degree electrical degrees that stagger, two adjacent coils 3 are separate, belong to two three-phase systems.Namely, A1, B1, C1 is connected to a three-phase system as an output, A, B, C is connected to another three-phase system as another output, two outputs are connected in electric motor car simultaneously, in the situation that a three-phase system phase shortage, another three-phase system still can be remained power to electric motor car is provided.Particularly, in each three-phase system, have two coils around to identical, have a coil and aforementioned two coils around to opposite, with A, B, this group three-phase system of C is example, coil winding-direction is A ,-B, C or-A, B ,-C."-" represents that direction of winding is reverse.Concrete direction of winding ginseng Fig. 3.
Laminated core and coil form the stator of motor together with axle 4.Outer race at stator has mild steel cylindrical shell 5, at the internal circular surfaces of cylindrical shell 5, paste and be fixed with magnet steel 6, magnet steel according to N extremely inwardly and S extremely inwardly be alternately distributed arrangement, in the present embodiment, magnet steel has 10 pairs.The outer round surface of the inner surface of magnet steel and groove tooth keeps certain distance as air gap.Mild steel cylindrical shell 5 plays the effect of supporting magnet steel, is also the yoke of magnetic pole magnetic circuit, and also as the shell of motor.Cylindrical shell 5 is connected with electric motor end cap (not shown), and end cap is arranged on axle 4 by rolling bearing (not shown).Therefore, end cap becomes the rotor of motor together with cylindrical shell 5 and magnet steel 6, can rotate around axle, namely around motor stator, rotates.Like this with regard to having formed that axle and stator do not rotate and the wheel hub motor of magnetic field and shell rotation.Wheel rim (or wheel rim being installed by spoke) is installed on the shell of motor, mounting tyre on wheel rim, just can drive vehicle during the electrical power rotation and advance.
The utility model direct current polyphase machine connects into several independently three-phase systems, efficiency can reach more than 95%, the more conventional three-phase motor with permanent magnets of overload factor improves more than 120%, and fault-tolerant ability improves x doubly, and torque density is conventional three phase electric machine (x+1) times.
Be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should make specification as a whole, technical scheme in each execution mode also can, through appropriate combination, form other execution modes that it will be appreciated by those skilled in the art that.
Above listed a series of detailed description is only illustrating for feasibility execution mode of the present utility model; they are not in order to limit protection range of the present utility model, all disengaging within equivalent execution mode that the utility model skill spirit does or change all should be included in protection range of the present utility model.
Claims (10)
1. direct current polyphase machine, it is characterized in that, comprise that the silicon steel sheet lamination is unshakable in one's determination and be positioned at some groove teeth of silicon steel sheet lamination periphery unshakable in one's determination, on each groove tooth, be wound with a coil, on continuous some groove teeth, sequentially be wound with respectively B, B1....Bx, A, A1....Ax, C, C1 ... thereby .Cx forms 3 (x+1) phase coil, described 3(x+1) phase coil connects into (x+1) individual separate three-phase system to form (x+1) individual independently output.
2. direct current polyphase machine according to claim 1, is characterized in that, described loop A, and B, C connect into a three-phase system, described loop A x, Bx, Cx connect into another three-phase system.
3. direct current polyphase machine according to claim 2, is characterized in that, adjacent two three-phase systems stagger 60/ (x+1) degree electrical degree.
4. direct current polyphase machine according to claim 3, is characterized in that, x is 1, thereby form six phase coils and connect into two separate three-phase systems.
5. direct current polyphase machine according to claim 4, is characterized in that, two coils in each three-phase system in two separate three-phase systems around to identical, a remaining coil winding-direction is opposite with the first two.
6. direct current polyphase machine according to claim 5, it is characterized in that, in each three-phase system, first coil is identical with the 3rd coil winding-direction, second coil between first coil and the 3rd coil around to first, the 3rd coil around to opposite.
7. direct current polyphase machine according to claim 4, is characterized in that, described coil has 24.
8. direct current polyphase machine according to claim 7, it is characterized in that, described silicon steel sheet lamination outer race unshakable in one's determination has the mild steel cylindrical shell, and described mild steel cylindrical shell internal circular surfaces is pasted and is fixed with some magnet steel, described magnet steel according to N extremely inwardly and S extremely inwardly be alternately distributed arrangement.
9. direct current polyphase machine according to claim 8, is characterized in that, described magnet steel is 10 pairs.
10. direct current polyphase machine according to claim 9, is characterized in that, the outer round surface of the inner surface of described magnet steel and groove tooth keeps certain distance as air gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202631409U CN203301274U (en) | 2013-05-15 | 2013-05-15 | Direct current multiphase motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202631409U CN203301274U (en) | 2013-05-15 | 2013-05-15 | Direct current multiphase motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203301274U true CN203301274U (en) | 2013-11-20 |
Family
ID=49577257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202631409U Expired - Lifetime CN203301274U (en) | 2013-05-15 | 2013-05-15 | Direct current multiphase motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203301274U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259359A (en) * | 2013-05-15 | 2013-08-21 | 苏州益高电动车辆制造有限公司 | Direct current polyphase machine |
| CN104539128A (en) * | 2015-01-04 | 2015-04-22 | 太原理工大学 | Multi-phase permanent magnet direct current motor |
| CN114465391A (en) * | 2022-02-16 | 2022-05-10 | 常州银杏智能系统股份有限公司 | Multiphase permanent magnet direct current motor |
-
2013
- 2013-05-15 CN CN2013202631409U patent/CN203301274U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259359A (en) * | 2013-05-15 | 2013-08-21 | 苏州益高电动车辆制造有限公司 | Direct current polyphase machine |
| CN104539128A (en) * | 2015-01-04 | 2015-04-22 | 太原理工大学 | Multi-phase permanent magnet direct current motor |
| CN114465391A (en) * | 2022-02-16 | 2022-05-10 | 常州银杏智能系统股份有限公司 | Multiphase permanent magnet direct current motor |
| CN114465391B (en) * | 2022-02-16 | 2024-03-29 | 常州银杏智能系统股份有限公司 | Multiphase permanent magnet direct current motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201107842Y (en) | Disc type switch reluctance motor | |
| JP6223835B2 (en) | Axial gap type motor | |
| US9178395B2 (en) | Traction motor for electric vehicles | |
| CN103858327A (en) | Permanent magnet motor | |
| CN203942424U (en) | A kind of without yoke closed slot multi-disc type permanent magnet motor | |
| CN203708044U (en) | Novel stator magneto type magnetic flux switching motor | |
| CN201947073U (en) | Radial structure outer-rotor biconvex pole motor | |
| US20170033620A1 (en) | Stator for a rotary electric machine | |
| WO2016115722A1 (en) | Permanent magnet synchronous motor | |
| CN104113171A (en) | Yoke-free closed slot type multi-plate permanent magnet motor | |
| CN103683593A (en) | Rotor of motor, synchronous motor having the same and wound rotor synchronous motor | |
| CN105406629A (en) | Motor stator and permanent magnet generator | |
| CN203301274U (en) | Direct current multiphase motor | |
| US9106115B2 (en) | Rotating electrical machine | |
| CN108768016B (en) | Winding dislocation hub motor stator and winding dislocation hub motor device | |
| JP3184318U (en) | Power generator | |
| CN201018318Y (en) | Stator and electric motor equipped with the same | |
| CN100405704C (en) | Fractional slot winding for slow-run large torque moment permanent-magnet brushless motor | |
| JP7205397B2 (en) | Armature | |
| CN210041604U (en) | 24 groove 10 utmost point axial magnetic current motor and electric vehicle | |
| CN201656729U (en) | Brushless permanent magnet DC motor for electric automobile | |
| CN202334208U (en) | Hub power generator for bicycle | |
| CN209402384U (en) | 10 pole three-phase permanent magnetic brushless motor of electric vehicle and 18 slot | |
| CN205178690U (en) | Motor stator , permanent magnet generator | |
| CN201846216U (en) | 12-phase brushless DC motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131120 |
|
| CX01 | Expiry of patent term |