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CN2733734Y - Dual-purpose brushless DC motor for electromotion and power generation - Google Patents

Dual-purpose brushless DC motor for electromotion and power generation Download PDF

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Publication number
CN2733734Y
CN2733734Y CN 200420062428 CN200420062428U CN2733734Y CN 2733734 Y CN2733734 Y CN 2733734Y CN 200420062428 CN200420062428 CN 200420062428 CN 200420062428 U CN200420062428 U CN 200420062428U CN 2733734 Y CN2733734 Y CN 2733734Y
Authority
CN
China
Prior art keywords
motor
dual
permanent magnet
stator
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.)
Expired - Fee Related
Application number
CN 200420062428
Other languages
Chinese (zh)
Inventor
徐晓明
徐兴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200420062428 priority Critical patent/CN2733734Y/en
Application granted granted Critical
Publication of CN2733734Y publication Critical patent/CN2733734Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The dual-purpose brushless direct current motor for electromotion and power generation of the utility model relates to a dual-purpose brushless direct current motor for electromotion and power generation which has no silicon sheet, no coil and no carbon brush. The structure is provided with a rotor, a stator and a motor casing. The utility model is characterized in that the rotor is provided with a rotor shaft whose both ends are fixed on end covers via a bearing, and the two end covers are respectively fixed on the motor casing. A non-magnetic conduction lining is arranged on the external of the rotor shaft, a circular permanent magnet is arranged on the external of the non-magnetic conduction lining, and the two magnetic poles of the circular permanent magnet are arranged on the two end surfaces of the circular permanent magnet. Circular ring-shaped magnetic conductive plates are arranged on the two end surfaces of the circular permanent magnet. The stator is arranged in the motor casing and composed of a plurality of transducing plates which are fixed in the motor casing and arranged on the inner sides of the two circular ring-shaped magnetic conductive plates of the rotor, the transducing plates of the stator are mutually insulated, and the transducing plates are connected in series and in parallel by directing lines to lead out two electric poles. Multiple dual-purpose brushless direct current motors for electromotion and power generation can be coaxially assembled in a casing.

Description

Electronic, dual-purpose brshless DC motor generates electricity
Technical field
The utility model is electronic, the dual-purpose brshless DC motor of generating relates to be a kind of do not have silicon steel sheet, no coil, non-carbonate electronic, dual-purpose direct current machine generates electricity.
Background technology
Present direct current machine all has silicon steel sheet, wire ring, carbon brush, in use, and carbon brush and commutator segment friction, be easy to generate spark, wearing and tearing easily, coil is embedded in the silicon steel sheet, machining process is required high, and coil in use is easy to generate short circuit and causes damaging.Because DC motor rotor or stator adopt silicon steel sheet to make usually, in use are easy to generate eddy-current heating, cause the direct current machine temperature rise to improve, have a strong impact on direct current machine operating efficiency and useful life.At present commercially available brshless DC motor needs complicated electronic device control circuit to be controlled could guarantee normal operation, and failure rate and spoilage are higher, the manufacturing cost height.
Summary of the invention
The utility model purpose be at above-mentioned weak point provide a kind of electronic, dual-purpose brshless DC motor generates electricity, the rotor of motor is provided with annular permanent magnet, and motor stator is provided with some transducing sheets, iron loss reasonable in design, simple in structure, no, no copper loss, high efficiency, noiselessness during work, no slot effect, running is steadily, long service life, processing technology is simple, low cost of manufacture, can do electronic, dual-purpose direct current machine generates electricity.
Electronic, the dual-purpose brshless DC motor of generating takes following scheme to realize: electronic, the dual-purpose brushless DC motor structure of generating is made of rotor, stator, motor housing, it is characterized in that rotor has armature spindle, and the outer device of armature spindle has non-magnetism bush.The outer device of non-magnetism bush has annular permanent magnet, annular permanent magnet two magnetic poles are arranged on the annular permanent magnet both ends of the surface, at annular permanent magnet both ends of the surface device the annular magnetic conduction sheet is arranged, make the annular magnetic conduction sheet of the annular permanent magnet magnetic line of force, form magnetic circuit through annular permanent magnet two end devices.Stator apparatus is in motor housing, and stator has some transducing sheets, and stator is fixed in the motor housing, places two annular magnetic conduction sheet inboards of rotor, and leaves magnetic gap, adopts lead to carry out serial or parallel connection between the transducing sheet and draws two electrodes.Mutual insulating between some transducing sheets of stator.On end cap, two end cap is separately fixed on the motor housing by bearing fixing at the armature spindle two ends.
Operation principle: electronic, the dual-purpose brshless DC motor of generating can be used as generator and motor respectively, when as the generator time spent, external power supply drives the rotor rotation by armature spindle, form rotating magnetic field, the transducing sheet is the perpendicular cuts magnetic line of force in magnetic field, produce magnetic field, produce electromotive force E simultaneously, draw electric energy by the lead on the transducing sheet; When as the motor time spent, external power when electric current flows through the transducing sheet, produces motive force from motor extraction electrode input DC power, promotes the rotor rotation.
Electronic, the generating dual-purpose brshless DC motor reasonable in design, compare with conventional electric generators, simple in structure, no silicon steel sheet, no coil, non-carbonate, thereby do not have iron loss, no copper loss, no consumable accessory, high efficiency, noiselessness during work, no slot effect, rotating speed is even, running is steady, and temperature rise is low, increases the service life greatly, in light weight, can save a large amount of non-ferrous metals, processing technology is simple, low cost of manufacture can extensively substitute original DC motor, DC generator.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing.
Fig. 1 is electronic, the dual-purpose brushless DC motor structure schematic diagram of generating.
Fig. 2 is electronic, the dual-purpose brshless DC motor A-A cutaway view of generating.
Embodiment
With reference to accompanying drawing 1,2, electronic, the dual-purpose brushless DC motor structure of generating is made of rotor, stator, motor housing, it is characterized in that rotor has armature spindle 1, armature spindle 1 outer device has non-magnetism bush 8, and non-magnetism bush 8 adopts the non-magnet material formation to comprise macromolecular material, nonmetallic materials.Non-magnetism bush 8 outer devices have annular permanent magnet 6,6 liang of magnetic poles of annular permanent magnet are arranged on the annular permanent magnet both ends of the surface, at annular permanent magnet 6 both ends of the surface devices annular magnetic conduction sheet 4 is arranged, make the annular permanent magnet magnetic line of force form magnetic circuit through the annular magnetic conduction sheet of annular permanent magnet two end devices, stator apparatus is in motor housing, stator has some transducing sheets 5 and constitutes, be fixed in the motor housing 7, place two annular magnetic conduction sheets, 4 inboards of rotor, and leave magnetic gap, adopt lead 9 to carry out serial or parallel connection between the transducing sheet 5 and draw two electrodes.Transducing sheet 5 can adopt the magnetic conductive metal material piece, as iron quality metal material sheet etc.Motor housing can adopt macromolecular material to make.Mutual insulating between some transducing sheets 5 of stator.Armature spindle 1 two ends are fixed on the end cap 2 by bearing 3, and two end cap 2 is separately fixed on the motor housing 7.
Many electronic, dual-purpose brshless DC motors of generating can coaxially be assembled in the casing, to increase the power of motor.

Claims (5)

1, a kind of electronic, dual-purpose brshless DC motor generates electricity, have rotor, stator, motor housing, it is characterized in that rotor has armature spindle, armature spindle installs non-magnetism bush outward, the outer device of non-magnetism bush has annular permanent magnet, at annular permanent magnet both ends of the surface device the annular magnetic conduction sheet is arranged, stator apparatus is in motor housing, stator has some transducing sheets, stator is fixed in the motor housing, place two annular magnetic conduction sheet inboards of rotor, adopt lead to carry out serial or parallel connection between the transducing sheet and draw two electrodes.
2, electronic, the dual-purpose brshless DC motor that generates electricity according to claim 1 is characterized in that annular permanent magnet two magnetic poles are arranged on the annular permanent magnet both ends of the surface.
3, electronic, the dual-purpose brshless DC motor that generates electricity according to claim 1 is characterized in that mutual insulating between some transducing sheets of stator.
4, electronic, the dual-purpose brshless DC motor that generates electricity according to claim 1, it is characterized in that the armature spindle two ends by bearing fixing on end cap, two end cap is separately fixed on the motor housing.
5, electronic, the dual-purpose brshless DC motor that generates electricity according to claim 1, it is characterized in that many electronic, dual-purpose brshless DC motor is coaxial is assembled in the casing in generating.
CN 200420062428 2004-07-06 2004-07-06 Dual-purpose brushless DC motor for electromotion and power generation Expired - Fee Related CN2733734Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420062428 CN2733734Y (en) 2004-07-06 2004-07-06 Dual-purpose brushless DC motor for electromotion and power generation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420062428 CN2733734Y (en) 2004-07-06 2004-07-06 Dual-purpose brushless DC motor for electromotion and power generation

Publications (1)

Publication Number Publication Date
CN2733734Y true CN2733734Y (en) 2005-10-12

Family

ID=35069570

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420062428 Expired - Fee Related CN2733734Y (en) 2004-07-06 2004-07-06 Dual-purpose brushless DC motor for electromotion and power generation

Country Status (1)

Country Link
CN (1) CN2733734Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100405713C (en) * 2004-07-06 2008-07-23 徐晓明 Dual-purpose brushless DC motor for electromotion and power generation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100405713C (en) * 2004-07-06 2008-07-23 徐晓明 Dual-purpose brushless DC motor for electromotion and power generation

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee