CN103401330A - Outer rotor permanent magnet generator - Google Patents
Outer rotor permanent magnet generator Download PDFInfo
- Publication number
- CN103401330A CN103401330A CN201310307420XA CN201310307420A CN103401330A CN 103401330 A CN103401330 A CN 103401330A CN 201310307420X A CN201310307420X A CN 201310307420XA CN 201310307420 A CN201310307420 A CN 201310307420A CN 103401330 A CN103401330 A CN 103401330A
- Authority
- CN
- China
- Prior art keywords
- stator
- winding
- permanent magnet
- generator
- external rotor
- 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
Images
Abstract
The invention relates to an outer rotor permanent magnet generator which is characterized in that a stator is in a cylinder shape and is formed by stacking silicon steel sheets or is made of engineering plastics; stator wire pressing grooves are radially and uniformly arranged on the outer wall; a motor is provided with two sets of independent concentrated windings in total; each set of concentrated windings consists of six ring-shaped winding coils; every six corresponding ring-shaped winding coils are connected in series to form one set of concentrated winding; four axial edges in the cross structure arrangement of the two sets of concentrated windings are perpendicular mutually according to a quartering manner; the end parts of two sets of concentrated windings cross the end part of the stator half and half from both sides of a motor shaft; two axial edges of each ring-shaped winding coil are correspondingly embedded into the stator wire pressing grooves; and the number of stator slots can be increased or decreased as required. A crossed wire pressing structure is also suitable for an inner rotor generator. The outer rotor permanent magnet generator can be used as a reciprocating vibrating generator in a certain angle range when permanent magnet poles correspondingly cut two axial edges of each concentrated winding and has high utilization rate, low cost and a wide application range.
Description
Technical field
The invention belongs to mechanism of power generation technology for making field, specifically a kind of external rotor permanent magnet generator.
Background technology
Existing generator generally adopts rotating magnetic field, mainly comprises shell, rotor and stator, and rotor is arranged on armature spindle.Rotor surface is provided with permanent magnet, and stator is fixed on the motor housing inwall, on stator, is wound with winding coil.Rotor rotates and produces rotating magnetic field in stator, the stator conductors cutting magnetic line produces electromotive force, obtains electric energy.This generator exists efficiency low, and cost is high, the shortcomings such as manufacturing process complexity.
How to design a kind of efficiency high, the generator of the advantages such as applied range has become present problem demanding prompt solution.
Summary of the invention
The objective of the invention is the problem that exists for prior art, and a kind of external rotor permanent magnet generator that provides.Its compact conformation, efficiency are high, applied range.
The present invention is achieved by the following technical solutions: a kind of external rotor permanent magnet generator.Generator is cylindric by being followed successively by generator external rotor, external rotor watt shape groove, watt shape permanent magnet, stator, stator pressuring line groove outward, concentrating winding, motor shaft, bearing, bearing (ball) cover.External rotor is cylindric, and inwall is symmetrical arranged a pair of projection watt shape groove, and watt shape permanent magnet inserts in external rotor watt shape groove and is adhesively fixed and forms a pair of magnetic pole with external rotor, and magnetic pole is reversed polarity.Stator is cylindricly by silicon steel sheet is stacking, to form, or makes with engineering plastics, and stator is provided with radiating groove, the radial stator pressuring line groove that evenly arranges of stator outer wall.Motor is established the separate concentrated winding of two covers altogether, every cover concentrates winding to be comprised of six ring-shaped winding coils, six ring-shaped winding coil series connection formation one are overlapped and are concentrated windings, and two covers are concentrated the setting of winding cross structure, and the quartering 90 degree are each other pressed on four axial limits.Two covers are concentrated winding overhang, and each half-and-half strides across stator end from the motor shaft both sides, the ring-shaped winding coil axes to two limits replies embed in the stator pressuring line grooves, slot wedge inserts in pressuring line groove the ring-shaped winding coil is fixed.Number of stator slots can increase and decrease as required.The cross pressuring line structure is equally applicable to the internal rotor generator.All gapped between external rotor and stator.When two limits of winding are concentrated in permanent magnetism magnetic pole reply cutting, in certain angular range, can make the double vibrations generator and use.When during rotor motion outside, four limits of concentrating winding are overlapped in permanent magnetism magnetic pole cutting two, will produce two independent voltages, two covers concentrate winding to be drawn with controller and be connected from motor shaft end wire hole by two circuit.Stator inner hole is provided with keyway, and motor shaft passes stator inner hole and is fixedly connected with stator by key, and motor shaft arranges step near stator both ends one side, and opposite side arranges check ring and prevents that stator shaft orientation from moving.The motor shaft both ends are provided with the bearing step, the motor shaft both ends are passed brearing bore and are fixedly connected with bearing, the two bearings outer wall penetrates in the inboard dead eye that arranges of two bearings end cap and is fixedly connected with the two bearings end cap, the two bearings end cap outside is provided with the connecting hole with motor outer rotor, by screw, with motor outer rotor, is fixedly connected with.Described motor shaft is fixedly connected with the base of setting.
Advantage of the present invention and good effect are:
1, external rotor permanent magnet generator of the present invention.Stator is cylindricly by silicon steel sheet is stacking, to form, or make with engineering plastics, the radial stator pressuring line groove that evenly arranges of outer wall, motor is established the separate concentrated winding of two covers altogether, every cover concentrates winding to be comprised of six ring-shaped winding coils, the series connection of six ring-shaped winding coils forms a cover and concentrates windings, and two covers concentrate the winding cross structure four axial limits to be set by the quartering 90 degree each other.Two covers are concentrated winding overhang, and each half-and-half strides across stator end from the motor shaft both sides, the ring-shaped winding coil axes to two limits replies embed in the stator pressuring line grooves, slot wedge inserts in pressuring line groove the ring-shaped winding coil is fixed.Number of stator slots can increase and decrease as required.The cross pressuring line structure is equally applicable to the internal rotor generator.
2, external rotor permanent magnet generator of the present invention can be done the use of double vibrations generator in certain angular range when two limits that axis of winding is concentrated in permanent magnetism magnetic pole reply cutting.Its utilance is high, and cost is low, and is lightweight, and processing and fabricating is convenient, applied range.
The accompanying drawing explanation
Fig. 1 is that external rotor permanent magnet generator shaft of the present invention is to cutaway view.
Fig. 2 is Fig. 1, A-A view.
Concrete execution mode
Referring to Fig. 1, Fig. 2, external rotor permanent magnet generator embodiment of the present invention, comprise motor outer rotor 1, wire hole 2, bearing (ball) cover 3, key 4, bearing 5, motor shaft 6, stator 7, stator pressuring line groove 8, external rotor watt shape groove 9, concentrate winding 10, concentrate winding 11, stator radiating groove 12, watt shape permanent magnet 13, motor housing connecting hole 14.External rotor 1 is cylindric, and inwall is symmetrical arranged a pair of projection watt shape groove 9, and watt shape permanent magnet 13 inserts in external rotor watt shape groove 9 and is adhesively fixed and forms a pair of magnetic pole with external rotor 1.Stator 7 forms by silicon steel sheet is stacking for cylindric, or make with engineering plastics, stator 7 is provided with radiating groove 12, the radial stator pressuring line groove 8 that evenly arranges of stator 7 outer walls, motor is established altogether two covers and is concentrated winding 10,11, every cover concentrates winding to be comprised of six ring-shaped winding coils, and six ring-shaped winding coils series connection form a cover and concentrate windings, and two covers concentrate winding 10,11 cross structures axial four limits to be set by the quartering 90 degree each other.Two covers are concentrated winding 10,11 ends, and each half-and-half strides across stator 7 ends from motor shaft 6 both sides.The ring-shaped winding coil axes to the reply of two limits embed in stator pressuring line grooves 8, slot wedge inserts that pressuring line groove 8 is interior fixes the ring-shaped winding coil.Motor shaft 6 passes stator 7 endoporus and is fixedly connected with stator 7 by key 4, motor shaft 6 arranges the step opposite side near stator 7 both ends one sides and check ring is set prevents that stator 7 from moving axially, motor shaft 6 both ends are provided with the bearing step, motor shaft 6 both ends are passed bearing 5 endoporus and are fixedly connected with bearing 5, two bearings 5 outer walls penetrate in the inboard dead eye that arranges of motor two bearings end cap 3 and are fixedly connected with two bearings end cap 3, and two bearings end cap 3 outsides are provided with connecting hole 14 and are fixedly connected with motor outer rotor 1 by screw.Described motor both sides motor shaft is fixedly connected with base.
External rotor permanent magnet generator operation principle: when prime mover drives external rotor 1 rotation, external rotor 1 produces rotating magnetic field, concentrate two limit cutting magnetic lines of winding 10,11, concentrate winding 10,11 will produce induced current and two independent voltages, concentrate the power line that winding 10,11 terminations go out to be connected with controller, the external rotor permanent magnet generator can be done the use of double vibrations generator during to two limits of concentrated winding 10 or 11 in certain angular range at permanent magnetism magnetic pole 13 reply cutting axis.
Certainly.Foregoing invention is not limitation of the present invention, and the present invention also is not limited to above-mentioned giving an example, and those skilled in the art are in essential scope of the present invention, and the variation of making, retrofit and add or replace, and also should belong to protection scope of the present invention.
Claims (4)
1. an external rotor permanent magnet generator, is characterized in that generator is cylindric, by being followed successively by generator external rotor, external rotor watt shape groove, watt shape permanent magnet, stator, stator pressuring line groove outward, concentrating winding, motor shaft, bearing, bearing (ball) cover.External rotor is cylindric, and inwall is symmetrical arranged a pair of projection watt shape groove, and watt shape permanent magnet inserts in external rotor watt shape groove and is adhesively fixed and forms a pair of magnetic pole with external rotor, and magnetic pole is reversed polarity.Stator is cylindricly by silicon steel sheet is stacking, to form, or makes with engineering plastics, and stator is provided with radiating groove, the radial stator pressuring line groove that evenly arranges of stator outer wall.
2. according to the described external rotor permanent magnet generator of claim 1, it is characterized in that: described motor is established the separate concentrated winding of two covers altogether, every cover concentrates winding to be comprised of six ring-shaped winding coils, six ring-shaped winding coil series connection form a cover and concentrate winding, two covers are concentrated the setting of winding cross structure, and the quartering 90 degree are each other pressed on four axial limits.Two covers are concentrated winding overhang, and each half-and-half strides across stator end from the motor shaft both sides, the ring-shaped winding coil axes to two limits replies embed in the stator pressuring line grooves, slot wedge inserts in pressuring line groove the ring-shaped winding coil is fixed.Number of stator slots can increase and decrease as required.The cross pressuring line structure is equally applicable to the internal rotor generator.
3. according to the described external rotor permanent magnet generator of claim 1 or 2, it is characterized in that: all gapped between described external rotor and stator.When two limits of winding are concentrated in permanent magnetism magnetic pole reply cutting, in certain angular range, can make the double vibrations generator and use.When during rotor motion outside, four limits of concentrating winding are overlapped in permanent magnetism magnetic pole cutting two, will produce two independent voltages, two covers concentrate winding to be drawn with controller and be connected from motor shaft end wire hole by two circuit.
4. according to the described external rotor permanent magnet generator of claim 1 or 3, it is characterized in that: described stator inner hole is provided with keyway, motor shaft passes stator inner hole and is fixedly connected with stator by key, motor shaft arranges step near stator both ends one side, and opposite side arranges check ring and prevents that stator shaft orientation from moving.The motor shaft both ends are provided with the bearing step, the motor shaft both ends are passed brearing bore and are fixedly connected with bearing, the two bearings outer wall penetrates in the inboard dead eye that arranges of two bearings end cap and is fixedly connected with the two bearings end cap, the two bearings end cap outside is provided with the connecting hole with motor outer rotor, by screw, with motor outer rotor, is fixedly connected with.Described motor shaft is fixedly connected with the base of setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310307420XA CN103401330A (en) | 2013-07-16 | 2013-07-16 | Outer rotor permanent magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310307420XA CN103401330A (en) | 2013-07-16 | 2013-07-16 | Outer rotor permanent magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103401330A true CN103401330A (en) | 2013-11-20 |
Family
ID=49564900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310307420XA Pending CN103401330A (en) | 2013-07-16 | 2013-07-16 | Outer rotor permanent magnet generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103401330A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103701261A (en) * | 2013-12-31 | 2014-04-02 | 深圳市沃尔核材股份有限公司 | Driving wheel set |
| CN104518605A (en) * | 2014-12-20 | 2015-04-15 | 西安上普动力科技有限公司 | Conveying belt damping belt wheel with regenerative brake power generation function |
| CN110350735A (en) * | 2019-08-19 | 2019-10-18 | 抚顺煤矿电机制造有限责任公司 | A kind of machine winding assembling mechanism |
-
2013
- 2013-07-16 CN CN201310307420XA patent/CN103401330A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103701261A (en) * | 2013-12-31 | 2014-04-02 | 深圳市沃尔核材股份有限公司 | Driving wheel set |
| CN103701261B (en) * | 2013-12-31 | 2017-01-18 | 深圳市沃尔核材股份有限公司 | Driving wheel set |
| CN104518605A (en) * | 2014-12-20 | 2015-04-15 | 西安上普动力科技有限公司 | Conveying belt damping belt wheel with regenerative brake power generation function |
| CN110350735A (en) * | 2019-08-19 | 2019-10-18 | 抚顺煤矿电机制造有限责任公司 | A kind of machine winding assembling mechanism |
| CN110350735B (en) * | 2019-08-19 | 2024-03-08 | 抚顺煤矿电机制造有限责任公司 | Motor winding assembly mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106849424B (en) | Single-phase permanent magnet motor | |
| JP6434694B2 (en) | Rotating electrical machinery | |
| US7714474B2 (en) | Electrical machine having a flattened stator with inclined teeth | |
| WO2015025669A1 (en) | Power generator | |
| US20140117790A1 (en) | Rotating electrical machine | |
| CN106130279A (en) | A kind of asynchronous machine with permanent magnet excitation | |
| CN108667176B (en) | IPM rotor and method for manufacturing magnet for IPM rotor | |
| CN103457425A (en) | Magnetic field positioning linear compressor | |
| CN104682642A (en) | Two-degree-of-freedom motor | |
| CN103401330A (en) | Outer rotor permanent magnet generator | |
| CN204858923U (en) | A directly drive formula permanent magnetism AC servo motor for forging press | |
| CN203398892U (en) | Novel permanent magnet generator | |
| CN204597741U (en) | A kind of two-freedom motor | |
| JP2010514399A (en) | Electric machine | |
| CN111245187A (en) | Annular winding dual-rotor flux reversal motor | |
| CN203481949U (en) | Outer rotor permanent magnet generator | |
| US20150214797A1 (en) | Three-dimensional axial gap type rotating electric machine | |
| CN205509741U (en) | Tandem type axial excitation switched reluctance motor structure | |
| US20140132092A1 (en) | Rotating electrical machine | |
| CN202395551U (en) | Electric excitation brushless starting generator | |
| CN103516079A (en) | Novel permanent magnet generator | |
| CN105762953B (en) | A kind of tandem type axial excitation switched reluctance machines | |
| CN203086315U (en) | Rotary reciprocating type permanent magnet generator | |
| CN103222166B (en) | A kind of three-phase permanent-magnetic servo | |
| CN207819717U (en) | A kind of AC servo motor reducing cogging torque |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131120 |