CN1245362A - Improved rim motor - Google Patents
Improved rim motor Download PDFInfo
- Publication number
- CN1245362A CN1245362A CN 98117186 CN98117186A CN1245362A CN 1245362 A CN1245362 A CN 1245362A CN 98117186 CN98117186 CN 98117186 CN 98117186 A CN98117186 A CN 98117186A CN 1245362 A CN1245362 A CN 1245362A
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- spindle
- motor
- axle
- rim
- magnet ring
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- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
An improved rim motor is composed of rim casing covers, ring yoke, magnetic ring, winding stator and central axle. The ring yoke is in the rim casing cover. The magnetic ring is attached to inside of ring yoke. The winding stator is formed by overlaying silicon steel sheets and wound by winding. The central axle is fixed to the central hole of overlayed silicon steel sheets, passes through the winding stator and two covers, and has monodirectional ratchet wheel and bearing. The exciting magnetic field generated by winding of stator make the magnetic ring and rim casing cover to rotate. Its advantages are easy assembly and high effect.
Description
The present invention relates to vehicle transmission gear, relate in particular to a kind of rim motor that is suitable for the improvement of electric bicycle installation.
Commonly use the rim motor of electric bicycle, design as No. 5581136 patent of invention of U.S.PAT., it is a kind of auxiliary power structure that is applied in wheel, with cooperating with a magnet ring of deciding with three phase windings, be combined in the fixed-field rotor disk of wheel cover with a rotating shaft, and the motor angle position that utilizes several Hall units to be combined in to decide magnet ring is feedback and is produced and decide the magnet ring signal that commutates, and then forms the wheel auxiliary driving motor of a brushless commutation.This structure is permanent because of the wheel rim cap presents to be motionless state, so must drive by the rotation of motor spindle, make wheel obtain rotational power, it is all indispensable to be located at members such as most neck bushs of motor spindle or bearing like this, thereby cause the assembling assembling complicated, inconvenient, cost is difficult to reduce, and its motor one side must be established a housing in addition again, because of enclosure interior is sealing certainly, cause its radiating effect not good.
The object of the present invention is to provide a kind of rim motor of improvement, its motor spindle perseverance is motionless, only the rotation of wheel rim cap drives, reduce the member setting, it is easy that the integral installation combo is adorned, and reduces cost, motor one side need not to be provided with housing, but weight reduction, simplification member, heat radiation easily, and train of reduction gears is set, can reach the effect of slowing down and improving driving torsion according to the needs of rim motor.
The objective of the invention is to realize by following technical scheme.
The rim motor of the present invention's improvement, comprise wheel rim cap, an annular yoke, a magnet ring, a coil spindle and an axle that two enclosing covers are formed, described two enclosing covers in conjunction with forming a complete wheel rim cap, constitute electric wheel with the tire assembling by coupling collar locking again; Described annular yoke, its ring are located at wheel rim cap inside, and the attached rotating disk that is incorporated into of one side chain, this rotating disk cooperate the suitable train of reduction gears of combination; Described magnet ring, its next-door neighbour is combined in annular yoke inboard; The coil spindle, it forms by several pieces silicon steel sheets are stacked, and is arranged with coil groups, and the silicon steel sheet mesopore that this piles up runs through and is installed with motor spindle; Described axle, its thorough coil spindle and two enclosing covers, it is provided with a key piece and coil spindle bonding, and the axle both sides are respectively equipped with a single direction ratchet and a bearing, to be assembled with described two enclosing covers respectively, this single direction ratchet is established a keyway, with corresponding set key piece bonding with axle, axle one end is offered a Wire channel in building, passes for the electric wire group of coil spindle.
Form by above-mentioned member, when coil stator produce excitatory, but the drive magnet ring rotate together with the wheel rim cap, thereby drive wheels walk automatically, this motor spindle perseverance is motionless, only wheel rim cap rotation driving.
Above-mentioned purpose of the present invention can also further realize by following technical measures.
The rim motor of the present invention's improvement, the inner wall surface of described wheel rim cap two enclosing covers is established several impeller; Described magnet ring is that a multipole magnet ring constitutes; Described magnet ring constitutes for utilizing multi-disc watt shape permanent magnet; The spindle electric wire group that described axle Wire channel in building is passed can connect and is located in the outer control box, also is provided with the three-dimensional Hall unit of detecting motor internal signal in this outer control box; The train of reduction gears device that the set rotating disk of described and annular yoke cooperates, comprise a central gear, an idle pulley and have interior groove than gear wheel, Rolling disc lock is located at central gear, the built-in bearing of this central authorities' gear is with sheathed stationary spindle, this central authorities' gear and idle pulley are meshing, idle pulley is meshing be attached to have interior groove than gear wheel, constitute the train of reduction gears that the variation that utilizes the gear ratio underspeeds.
Purpose of the present invention also can be realized by following technical scheme.
The rim motor of the present invention's improvement comprises wheel rim cap, an annular yoke, a magnet ring, a coil spindle and an axle that two enclosing covers are formed, and described two enclosing cover inwalls are provided with an annular yoke and also lock combination and form a complete wheel rim cap; Described annular yoke, its ring are located at wheel rim cap inwall; Described magnet ring, its next-door neighbour is combined in annular yoke inboard; The coil spindle, it forms by several pieces silicon steel sheets are stacked, and is arranged with coil groups, and the silicon steel sheet mesopore that this piles up is provided with one and is convenient to run through the keyway that is installed with motor spindle; Described axle, its thorough coil spindle and two enclosing covers, it is provided with a key piece and coil spindle bonding, and the axle both sides are respectively equipped with a single direction ratchet and a bearing, to be assembled with described two enclosing covers respectively, this single direction ratchet is provided with a keyway, with corresponding set key piece bonding with axle, axle one end is offered a Wire channel in building, passes for the electric wire group of coil spindle.
Form by above-mentioned member, when coil stator produce excitatory, but the drive magnet ring rotate together with the wheel rim cap, thereby drive wheels walk automatically, this motor spindle perseverance is motionless, only wheel rim cap rotation driving.
Above-mentioned purpose of the present invention also can also further realize by following technical measures.
The rim motor of the present invention's improvement, described wheel rim cap inner wall surface is provided with several impeller; Described magnet ring is that a multipole magnet ring constitutes; Described magnet ring constitutes for utilizing multi-disc watt shape permanent magnet; The spindle electric wire group that described axle Wire channel in building is passed can connect and is located in the outer control box, also is provided with the three-dimensional Hall unit of detecting motor internal signal in this outer control box.
The rim motor of the present invention's improvement, it makes motor spindle permanent in motionless, just the wheel rim cap presents the rotation driving, save the setting of members such as neck bush or bearing with minimizing, it is easy that the integral installation combo is adorned, cost can reduce significantly, motor one side need not to be provided with housing, also make its weight saving, member is simplified and heat radiation easily, one side of establishing annular yoke in this motor can lock a rotating disk, and rotating disk is equipped with suitable train of reduction gears, reaches the effect of slowing down and improving driving torsion with the needs according to rim motor.
Concrete structure of the present invention is provided in detail by following examples and accompanying drawing thereof.
Fig. 1 is a combining structure schematic perspective view of the present invention
Fig. 2 is a main embodiment combining structure generalized section of the present invention
Fig. 3 is a second embodiment of the invention combining structure generalized section
Fig. 4 is a third embodiment of the invention decomposition texture schematic perspective view
Fig. 5 is a combining structure generalized section shown in Figure 4
Consult shown in Figure 1ly, the rim motor that the present invention is designed is to cooperate the wheel assembly of electric bicycle to constitute, and during the rim motor startup, can order about wheel and walk automatically, The present invention be directed to rim motor and improves, so all the other members are not then given unnecessary details in addition.
Consult shown in Fig. 1,2, the rim motor of the present invention's improvement, comprise two enclosing covers 1 and 2 wheel rim cap, an annular yoke 3, a magnet ring 4, a coil spindle 5 and axles 6 of forming, described two enclosing covers 1 and 2 are formed a complete wheel rim cap by a coupling collar 21 locking combinations, constitute electric wheel with the tire assembling again, the inner wall surface of wheel rim cap enclosing cover 1,2 is established several impeller 11, can produce the effect of fan when rotation is driven; Described annular yoke 3, its ring is located at wheel rim cap inside, the attached rotating disk 8 that is incorporated into of one side chain, this rotating disk 8 is locked on a central gear 91, these central authorities' gear 91 built-in bearings 911, with the sheathed axle 6 that is fixed on, when coil stator 5 is excitatory, by magnet ring 4, the annular yoke 3 related rotating disks 8 that order about also together rotate, and central gear 91 rotates thereupon, again should central authorities' gear 91 meshing with idle pulley 92, this idle pulley 92 is meshing be attached to another have interior groove than gear wheel 93, constitute a train of reduction gears, can utilize the variation of gear ratio to underspeed to reach, increase the effect that drives torsion, for making idle pulley 92 stabilized driving, it needs to be fixedly arranged on motor spindle 6 by a bearing 921 in addition, and then for idle pulley 92 bearings location; Described magnet ring 4 is that a multipole magnet ring or multi-disc watt shape permanent magnet constitutes, and its next-door neighbour is combined in annular yoke 3 inboards; Coil spindle 5, it is by several pieces silicon steel sheet 51 stacked forming, and is arranged with coil groups 52, and this piles up silicon steel sheet 51 and runs through at mesopore and be installed with motor spindle 6; Described axle 6, its thorough coil spindle 5 and two enclosing covers 1,2, it is provided with a key piece 61 and coil spindle 5 bondings, and axle 6 both sides are respectively equipped with a single direction ratchet 62 and a bearing 63, to be assembled with described two enclosing covers 1,2 respectively, this single direction ratchet 62 is established a keyway, with with axle 6 corresponding set key piece 64 bondings, axle 6 one ends are offered a Wire channel in building 65, electric wire group 521 for coil spindle 5 passes, this spindle electric wire group can connect and is located in the outer control box 7, also is provided with the three-dimensional Hall unit of detecting motor internal signal in this outer control box 7; Form by above-mentioned member,, can order about magnet ring 4 and rotate together with the wheel rim cap when coil stator 5 produces excitatoryly, thus drive wheels walk automatically, motor spindle 6 perseverance are motionless, only wheel rim cap rotation driving; Described and annular yoke 3 set rotating disks 8 can cooperate installing one train of reduction gears, it comprise central gear 91, idle pulley 92 and have interior groove than gear wheel 93, rotating disk 8 is locked in central gear 91, this central authorities' gear 91 is meshing with idle pulley 92, idle pulley 92 is meshing be attached to have interior groove than gear wheel 93, it utilizes the variation of gear ratio to reach to underspeed and increases the effect that drives torsion.
The train of reduction gears that present embodiment uses is not limited to specific train of reduction gears, and another embodiment of the present invention as shown in Figure 3 also can be utilized bilayer or double-deck above train of reduction gears design, does not still break away from technology category of the present invention, and is still rational.
Consult shown in Fig. 4,5, the rim motor of the present invention's improvement, comprise the wheel rim cap, an annular yoke 3 of two enclosing covers 1 ' and 2 ' form ', a magnet ring 4 ', a coil spindle a 5 ' and axle 6 ', described two enclosing covers 1 ', 2 ' inwall be provided with annular yoke and locking in conjunction with and form a complete wheel rim cap, enclosing cover 1 ', 2 ' the equal moulding of inner wall surface be provided with several impeller 11 '; Described annular yoke 3 ', its ring is located at wheel rim cap inwall; Described magnet ring 4 ', the next-door neighbour is combined in annular yoke 3 ' inboard; Coil spindle 5 ', it is by several pieces silicon steel sheets 51 ' stacked forming, and be arranged with coil groups 52 ', this silicon steel sheet that piles up 51 ' mesopore be provided with one be convenient to run through be installed with motor spindle 6 ' keyway 53 '; Described axle 6 ', its thorough coil spindle 5 ' and two enclosing covers 1 ' and 2 ', its be provided with a key piece 61 ' with coil spindle 5 ' bonding, and the axle both sides be respectively equipped with a single direction ratchet 62 ' and bearing 63 ', with respectively with described two enclosing covers 1 ', 2 ' be assembled, this single direction ratchet 62 ' be provided with keyway 621 ', with with axle 6 ' corresponding set key piece 64 ' bonding, axle 6 ' one ends offer a Wire channel in building 65 ', for coil spindle 5 ' electric wire group 521 ' pass, enable to be connected an outer control box 7 ' in, this outer control box 7 ' interior also is provided with the three-dimensional Hall unit of detecting motor internal signal.In like manner, form by above-mentioned member, excitatory when coil stator 5 ' generations, can order about magnet ring 4 ' rotate together with the wheel rim cap, thus drive wheels walk automatically, these motor spindle 6 perseverances are motionless, only wheel rim cap rotation driving.
The three-dimensional Hall unit that the present invention is provided with in can being located at control box 7 beyond, also commutation directly can be installed on the coil windings 52 (52 ') of stator silicon steel plate 51 (51 ') with Hall unit, in case of necessity, described axle 6 (6 ') also can be hollow form, to bury radiating tube (heat pipe) or other suitable heat conducting elements underground at the hollow wall of this axle 6 (6 '), shed in order to the high temperature that silicon steel sheet and coil thereof produced conducts, improve moyor.All above-mentioned simple and easy conversion or displacement means do not break away from the technology category of doing invention.
In sum, the rim motor of the present invention improvement, the overall construction design advantages of simple, easy to use, satisfactory for result, overcome the defective of traditional product, reach design purpose.
Claims (11)
1, a kind of rim motor of improvement, it is characterized in that, it comprises wheel rim cap, an annular yoke, a magnet ring, a coil spindle and the axle that two enclosing covers are formed, described two enclosing covers in conjunction with forming a complete wheel rim cap, constitute electric wheel with the tire assembling by coupling collar locking again; Described annular yoke, its ring are located at wheel rim cap inside, and the attached rotating disk that is incorporated into of one side chain, this rotating disk cooperate the suitable train of reduction gears of combination; Described magnet ring, its next-door neighbour is combined in annular yoke inboard; The coil spindle, it forms by several pieces silicon steel sheets are stacked, and is arranged with coil groups, and the silicon steel sheet mesopore that this piles up runs through and is installed with motor spindle; Described axle, its thorough coil spindle and two enclosing covers, it utilizes a key piece and coil spindle bonding, and the axle both sides are respectively equipped with a single direction ratchet and a bearing, to be assembled with described two enclosing covers respectively, this single direction ratchet is provided with a keyway, with corresponding set key piece bonding with axle, axle one end is offered a Wire channel in building, passes for the electric wire group of coil spindle.
According to the rim motor of the described improvement of claim 1, it is characterized in that 2, the inner wall surface of described wheel rim cap is provided with several impeller.
According to the rim motor of the described improvement of claim 1, it is characterized in that 3, described magnet ring is that a multipole magnet ring constitutes.
According to the rim motor of the described improvement of claim 1, it is characterized in that 4, described magnet ring constitutes for utilizing multi-disc watt shape permanent magnet.
According to the rim motor of the described improvement of claim 1, it is characterized in that 5, the spindle electric wire group that described axle Wire channel in building is passed can connect and is located in the outer control box, also be provided with the three-dimensional Hall unit of detecting motor internal signal in this outer control box.
8, according to the rim motor of the described improvement of claim 1, it is characterized in that, the train of reduction gears device that the set rotating disk of described and annular yoke cooperates, comprise a central gear, an idle pulley and have interior groove than gear wheel, Rolling disc lock is located at central gear, the built-in bearing of this central authorities' gear, with sheathed stationary spindle, and central gear and idle pulley are meshing, idle pulley is meshing be attached to have interior groove than gear wheel, constitute the train of reduction gears that the variation that utilizes the gear ratio underspeeds.
9, a kind of rim motor of improvement, it is characterized in that, it comprises wheel rim cap, an annular yoke, a magnet ring, a coil spindle and the axle that two enclosing covers are formed, one annular yoke is set described two enclosing cover inwalls and locking is combined into a complete wheel rim cap, constitute electric wheel with the tire assembling again; Described annular yoke, its ring are located at wheel rim cap inside; Described magnet ring, its next-door neighbour is combined in annular yoke inboard; The coil spindle, it forms by several pieces silicon steel sheets are stacked, and is arranged with coil groups, and the silicon steel sheet mesopore that this piles up is provided with one and is convenient to run through the keyway that is installed with motor spindle; Described axle, its thorough coil spindle and two enclosing covers, it utilizes a key piece and coil spindle bonding, and the axle both sides are respectively equipped with a single direction ratchet and a bearing, to be assembled with described two enclosing covers respectively, this single direction ratchet is provided with a keyway, with corresponding set key piece bonding with axle, axle one end is offered a Wire channel in building, passes for the electric wire group of coil spindle.
According to the rim motor of the described improvement of claim 1, it is characterized in that 10, the inner wall surface of described wheel rim cap is provided with several impeller.
According to the rim motor of the described improvement of claim 1, it is characterized in that 11, described magnet ring is a multipole magnet ring.
According to the rim motor of the described improvement of claim 1, it is characterized in that 12, described magnet ring constitutes for utilizing multi-disc watt shape permanent magnet.
According to the rim motor of the described improvement of claim 1, it is characterized in that 13, the spindle electric wire group that described axle Wire channel in building is passed can connect and is located in the outer control box, also be provided with the three-dimensional Hall unit of detecting motor internal signal in this outer control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB981171869A CN1191667C (en) | 1998-08-18 | 1998-08-18 | Improved rim motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB981171869A CN1191667C (en) | 1998-08-18 | 1998-08-18 | Improved rim motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1245362A true CN1245362A (en) | 2000-02-23 |
| CN1191667C CN1191667C (en) | 2005-03-02 |
Family
ID=5225396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB981171869A Expired - Fee Related CN1191667C (en) | 1998-08-18 | 1998-08-18 | Improved rim motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1191667C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105915012A (en) * | 2016-05-30 | 2016-08-31 | 朱幕松 | Gearless and brushless rim motor for new energy vehicles |
| TWI554438B (en) * | 2014-12-12 | 2016-10-21 | 財團法人工業技術研究院 | Pedelec power system and housing thereof |
-
1998
- 1998-08-18 CN CNB981171869A patent/CN1191667C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI554438B (en) * | 2014-12-12 | 2016-10-21 | 財團法人工業技術研究院 | Pedelec power system and housing thereof |
| CN105915012A (en) * | 2016-05-30 | 2016-08-31 | 朱幕松 | Gearless and brushless rim motor for new energy vehicles |
| CN105915012B (en) * | 2016-05-30 | 2018-01-16 | 朱幕松 | New-energy automobile is anodontia brushless wheel rim motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1191667C (en) | 2005-03-02 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050302 Termination date: 20100818 |