CN2465385Y - Rare earth magnetic disk motor - Google Patents
Rare earth magnetic disk motor Download PDFInfo
- Publication number
- CN2465385Y CN2465385Y CN 01204202 CN01204202U CN2465385Y CN 2465385 Y CN2465385 Y CN 2465385Y CN 01204202 CN01204202 CN 01204202 CN 01204202 U CN01204202 U CN 01204202U CN 2465385 Y CN2465385 Y CN 2465385Y
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- CN
- China
- Prior art keywords
- earth magnetic
- rare
- commutator
- disc motor
- motor 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 - Fee Related
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 46
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 46
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 17
- 230000009977 dual effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 210000003128 head Anatomy 0.000 claims description 3
- 210000001331 nose Anatomy 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
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- Dc Machiner (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model provides a rare earth disk motor, including protecgulum 5, back lid 14, two antifriction bearing 4 and 9, along the multi-disc rare earth magnetic pole 13 of back lid circumference arrangement, armature I, two electro-carbon brushes 7, this armature I includes armature shaft 3, commutator 2 and rotor coil 1, its characteristics are that multi-disc rare earth magnetic pole 13 is 4 to 8 utmost points, S utmost point and N utmost point along circumference cross arrangement, the commutator is cylindrical, 23 commutator segment grooves are opened to the excircle, every groove dress a commutator segment, the contained angle of two electro-carbon brushes 7 with commutator excircle surface contact is 135. The efficiency is up to more than 81 percent, and the device can be used for electric bicycles, household appliances and other devices.
Description
The utility model belongs to a kind of motor of extraordinary pattern, particularly a kind of rare-earth magnetic disc motor.
Existing permanent magnetism or rare earth disk motor, generally the magnetic pole as stator adopts fan-shaped or annular magnetic steel structure, and it is 60 °, 90 °, 180 ° carbon brush structure that the end face carbon brush adopts two carbon brush angles.Though this version compact conformation, volume are little, are unfavorable for reducing the cost of rare-earth magnetic disc motor and improve efficiency of motor and job stability.Electric efficiency is all below 78%.
The purpose of this utility model provides the high rare-earth magnetic disc motor of a kind of efficient.Its electric efficiency can reach 81-88%.
The utility model is the improvement to existing rare-earth magnetic disc motor.It comprises protecgulum 5, bonnet 14, be arranged in rolling bearing 4 in the protecgulum centre bore, be arranged in rolling bearing 9 in the bonnet centre bore, the multi-disc rare earth magnetic pole 13 along the bonnet circumference, armature I, two electrical carbon brushes 7 contacting with the armature outer circular surfaces, this armature I comprises armature shaft 3, commutator 2 and rotor coil 1, two spindle noses of this armature shaft 3 are installed in respectively in described rolling bearing 4 and 9, and its characteristics are:
A, described multi-disc rare earth magnetic pole 13 are 4 pairs 8 utmost points, and the S utmost point and the N utmost point are along circumferential arranged crosswise;
B, described commutator are cylindrical, and cylindrical has 20-25 commutator bar slots, and every groove is adorned one and changed
To sheet;
The angle of C, described two electrical carbon brushes 7 that contact with the commutator outer round surface is 132 °-138 °.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: the commutator bar slot number of described commutator 2 is 23, and 23 commutator segments are installed, the angle of described two electrical carbon brush 7 is 135 °.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: described two electrical carbon brush 7 is pushed down the outer round surface of described commutator 2 by torsion spring 6.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: the brush holder seat 8 of described electrical carbon brush 7 can be done the trace rotation and regulate, and makes the commutation relative with the fixed magnetic fields of rare earth magnetic pole 13 formations reach optimum state.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: described rotor coil 1 is made of 23 fan-shaped built-up coils of the orthodrome greater than 180 °, adopts φ 0.65mm or φ 0.7mm high strength self-adhesive enameled wire.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: described rotor coil 1 and the head and the tail connection mode of the commutator segment of described commutator 2 are 1 to stride 7 and be connected.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: described rolling bearing 4 adopts 608ZZ dual face seals noise-free bearing, and described rolling bearing 9 adopts high-quality specific bearing 1080098 type dual face seals noise-free bearings.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: described rare earth magnetic pole 13 is circular Rare-Earth Magnetic steel disc.
Above-mentioned rare-earth magnetic disc motor, its characteristics are: described rare earth magnetic pole 13 is fan-shaped Rare-Earth Magnetic steel disc.
Describe embodiment in detail below in conjunction with Figure of description.
Fig. 1 is the structural representation of rare-earth magnetic disc motor.
Fig. 2 is a Rare-Earth Magnetic electrode structure schematic diagram.
Fig. 3 is rotor coil and commutator wiring construction schematic diagram.
Consult Fig. 1, Fig. 2, Fig. 3, a kind of rare-earth magnetic disc motor of the utility model comprises protecgulum 5; Bonnet 14; Be arranged in the rolling bearing 4 in the protecgulum centre bore; Be arranged in the rolling bearing 9 in the bonnet centre bore; Along the bonding 8 rare earth magnetic poles 13 of 4 couple of bonnet circumference, the S utmost point and the N utmost point are along circumferential arranged crosswise; Armature I; Two electrical carbon brushes 7 that contact with armature I outer round surface.This armature I comprises armature shaft 3, commutator 2 and rotor coil 1.Two spindle noses of this armature shaft 3 are installed in respectively in described rolling bearing 4 and the rolling bearing 9.Commutator 2 is cylindrical, and cylindrical has 23 commutator bar slots, and every groove is adorned a commutator segment.The angle of two electrical carbon brushes 7 that contact with commutator 2 outer round surface is 135 °.
Two electrical carbon brushes 7 are pushed down the outer round surface of commutator 2 by torsion spring 6.Rotor coil 1 is made of 23 fan-shaped built-up coils of the orthodrome greater than 180 °, adopts φ 0.65mm or φ 0.7mm high strength self-adhesive enameled wire.The commutator segment head and the tail connection mode of rotor coil 1 and commutator 2 is 1 to stride 7 and be connected.The brush holder seat 8 of electrical carbon brush 7 can be done the trace rotation and regulate, so that the commutation relative with the fixed magnetic field of rare earth magnetic pole 13 formations reaches optimum state.Rolling bearing adopts 608ZZ dual face seals noise-free bearing.Rolling bearing 9 adopts 1080098 type dual face seals noise-free bearings.The adjustment pad 10 of its middle (center) bearing is used for adjusting the end play of bearing.The rubber sleeve 11 of rotor coil 1 is the protection overcoat.The power supply lead wire 12 of rotor coil 1 is used for energized.
When motor was connected DC power supply 24V or 36V, rotor coil 1 energising produced rotary electromagnetic field, produced high speed rotating under the permanent-magnetic field with rare earth magnetic pole 13 interacts, and promptly armature rotor drives the motor shaft rotation.
Output speed of the present utility model can reach 3000rpm, and power output is 200W, and have thin and light, Compact conformation, noise is little, temperature rise is low, the life-span is long, efficient is up to the advantage such as 81-88%, every electric skill The art stable performance, reliable, can be widely used in urban transportation, electric bicycle, office, home electric Equipment and electromechanical integration equipment.
Claims (9)
1, a kind of rare-earth magnetic disc motor, comprise protecgulum (5), bonnet (14), be arranged in rolling bearing (4) in the protecgulum centre bore, be arranged in rolling bearing (9) in the bonnet centre bore, the multi-disc rare earth magnetic pole (13) along the bonnet circumference, armature (I), the electrical carbon brush (7) that contacts with the armature outer circular surfaces, described armature (I) comprises armature shaft (3), commutator (2) and rotor coil (1), two spindle noses of described armature shaft (3) are installed in respectively in described rolling bearing (4) and the rolling bearing (9), it is characterized in that:
A, described multi-disc rare earth magnetic pole (13) are 4 pairs 8 utmost points, and the S utmost point and the N utmost point are along circumferential arranged crosswise;
B, described commutator (2) are cylindrical, and cylindrical has 20-25 commutator bar slot, and every groove is adorned one
Commutator segment;
The angle of C, described two electrical carbon brushes (7) that contact with commutator (2) outer round surface be 132 °-
138°。
2, rare-earth magnetic disc motor according to claim 1 is characterized in that: the commutator bar slot number of described commutator (2) is 23, and 23 commutator segments are installed, and the angle of described two electrical carbon brushes (7) is 135 °.
3, rare-earth magnetic disc motor according to claim 1 and 2 is characterized in that: described electrical carbon brush (7) is pushed down described commutator (2) by torsion spring (6).
4, rare-earth magnetic disc motor according to claim 1 and 2 is characterized in that: the brush holder seat (8) of described electrical carbon brush (7) can be done the trace rotation and regulate.
5, rare-earth magnetic disc motor according to claim 1 and 2 is characterized in that: described rotor coil (1) is made of 23 fan-shaped built-up coils of the orthodrome greater than 180 °, adopts φ 0.65mm high strength self-adhesive enameled wire.
6, rare-earth magnetic disc motor according to claim 1 or 5 is characterized in that: described rotor coil (1) and the head and the tail connection mode of the commutator segment of described commutator (2) are 1 to stride 7 and be connected.
7, rare-earth magnetic disc motor according to claim 1 and 2 is characterized in that: described rolling bearing (4) adopts 608ZZ dual face seals noise-free bearing, and described rolling bearing (9) adopts high-quality specific bearing 1080098 type dual face seals noise-free bearings.
8, rare-earth magnetic disc motor according to claim 1 and 2 is characterized in that: described rare earth magnetic pole (13) is circular Rare-Earth Magnetic steel disc.
9, rare-earth magnetic disc motor according to claim 1 and 2 is characterized in that: described rare earth magnetic pole (13) is fan-shaped Rare-Earth Magnetic steel disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01204202 CN2465385Y (en) | 2001-02-16 | 2001-02-16 | Rare earth magnetic disk motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01204202 CN2465385Y (en) | 2001-02-16 | 2001-02-16 | Rare earth magnetic disk motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2465385Y true CN2465385Y (en) | 2001-12-12 |
Family
ID=33625485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01204202 Expired - Fee Related CN2465385Y (en) | 2001-02-16 | 2001-02-16 | Rare earth magnetic disk motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2465385Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104306A (en) * | 2011-03-18 | 2011-06-22 | 余姚市爱优特电机有限公司 | Quadrupole two-carbon-brush motor structure |
| CN104440437A (en) * | 2013-09-22 | 2015-03-25 | 苏州宝时得电动工具有限公司 | Sander |
-
2001
- 2001-02-16 CN CN 01204202 patent/CN2465385Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104306A (en) * | 2011-03-18 | 2011-06-22 | 余姚市爱优特电机有限公司 | Quadrupole two-carbon-brush motor structure |
| CN104440437A (en) * | 2013-09-22 | 2015-03-25 | 苏州宝时得电动工具有限公司 | Sander |
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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 |