CN203283358U - Permanent magnet type variable speed driving device - Google Patents
Permanent magnet type variable speed driving device Download PDFInfo
- Publication number
- CN203283358U CN203283358U CN2013202179977U CN201320217997U CN203283358U CN 203283358 U CN203283358 U CN 203283358U CN 2013202179977 U CN2013202179977 U CN 2013202179977U CN 201320217997 U CN201320217997 U CN 201320217997U CN 203283358 U CN203283358 U CN 203283358U
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- Prior art keywords
- permanent magnet
- main shaft
- driving device
- rotating disk
- changing driving
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Abstract
A permanent magnet type variable speed driving device comprises a box, a main shaft, a sun gear, a planetary carrier, a rotary disc, at least one inner permanent magnet set and outer permanent magnet sets, wherein the main shaft is connected to the box in a pivoted mode, the two ends of the main shaft penetrates out the two ends of the box respectively, the sun gear is connected to the main shaft in a pivoted mode and synchronously connected with a driving chain wheel, the planetary carrier is synchronously connected to the main shaft, at least one planetary gear is connected to the planetary carrier in a pivoted mode, the inner side of the planetary gear is meshed with the sun gear, the rotary disc is connected to the main shaft in a pivoted mode, the periphery of the rotary disc is provided with an inner gear ring meshed with the outer side of the planetary gear, each inner permanent magnet set comprises a plurality of inner permanent magnets evenly distributed on the periphery of the rotary disc, the number of the outer permanent magnets is equal to that of the inner permanent magnets, each outer permanent magnet a plurality of outer permanent magnets evenly distributed on the periphery of a fixed disc, the outer permanent magnets are in one-to-one correspondence to the inner permanent magnets, and the polarity of the outer permanent magnets and the polarity of the inner permanent magnets are opposite. According to the permanent magnet type variable speed driving device, contact type abrasion in the speed-change process is reduced, and the permanent magnet type variable speed driving device is flexible in automatic speed-change response, high in safety and reliability, easy to operate, simple in structure, convenient to install, and has the advantages of being easy in acceleration, saving effort and the like.
Description
Technical field
The utility model relates to a kind of magneto speed-changing driving device.
Background technology
Along with the continuous enhancing of people's energy-conserving and environment-protective consciousness, and the motor vehicle exhaust gases continuous aggravation of polluting, increasing people start the instrument that adopts bicycle to ride instead of walk as traffic, take exercises in the process of riding and experience more recreation experience.
Generally, what people valued is the performance of bicycle, especially for some variable speed bicycles, whether it laborsaving, speed-changing mechanism whether the performance such as sensitive become people and weigh the important indicator of variable speed bicycle performance.
Traditional bicycle adopts the transmission of single-stage chain, run into and go up a slope when riding or riding against the wind, very effort, while riding on smooth road surface even, want hoisting speed also very difficult, although the transmission system of tower disc type can improve above-mentioned defect, but its installing space is larger, and structure is comparatively complicated, easy to wear, and complex operation, cause the transmission system of tower disc type to be difficult to popularize.
The utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of magneto speed-changing driving device, and the space that takies is little, and is simple in structure, the convenient use, have advantages of simultaneously laborsaving, be easy to raise speed.
For achieving the above object, the utility model adopts following technical scheme:
A kind of magneto speed-changing driving device, comprise,
Casing;
Main shaft, main shaft are articulated on casing and its two ends are passed by tank ends respectively;
Sun wheel, be articulated on main shaft, synchronously is connected with drive sprocket on sun wheel;
Pinion carrier, synchronous is connected on main shaft, is articulated with at least one planetary wheel on it, planetary inboard and sun wheel engagement;
Rotating disk, be articulated on main shaft, and the periphery of this rotating disk has the internally toothed annulus with the engagement of the planetary outside;
At least one interior permanent magnetism group, interior permanent magnetism group comprises a plurality of interior permanent magnet that is uniformly distributed in the rotating disk periphery;
With the outer permanent magnetism group that interior permanent magnetism group quantity equates, outer permanent magnetism group comprises a plurality of outer permanent magnet that is uniformly distributed in the reaction plate periphery, and outer permanent magnet and interior permanent magnet are corresponding and polarity is opposite one by one.
Mutual corresponding interior permanent magnet and the outer permanent magnet gap of 1-8mm that is separated by.
Planetary wheel is articulated on pinion carrier by unilateral bearing, and the inner ring of unilateral bearing is connected on pinion carrier, synchronize and connect with planetary wheel in outer ring, the rotation direction of unilateral bearing outer ring and the direction of rotation of main shaft.
The spindle nose that equates with planetary wheel quantity is installed on pinion carrier, and planetary wheel is articulated on spindle nose by unilateral bearing.
Be bolted with an adjustment seat on main shaft, a thrust ball bearing be installed between adjustment seat and rotating disk, in adjustment seat along its radially cross-under have one adjustment seat is fixed on machine-processed rice screw on main shaft.
Be fixed with a permanent seat on casing, be bolted with a reaction plate on this permanent seat, outer permanent magnet is fixed on reaction plate.
Each outer permanent magnet is installed in the groove of offering on reaction plate.
In each, permanent magnet all is embedded in the recess of offering on rotating disk, and interior permanent magnet is fixed in recess in the mode that is threaded.
One-body molded on sun wheel have one be articulated on main shaft and be set in the axle sleeve of main shaft outside, and drive sprocket is fixed on axle sleeve in the mode that is threaded.
The outside that the outer peripheral edges of rotating disk are positioned at internally toothed annulus is equipped with many flexible spindles.
Be distributed with two interior permanent magnetism groups on rotating disk, the interior permanent magnet in these two groups in the permanent magnetism group radially staggers mutually rotating disk, is distributed with two groups of outer permanent magnetism groups on casing, outer permanent magnet radially mutually the staggering at casing in two groups of outer permanent magnetism groups.
The beneficial effects of the utility model are:
Than prior art, the utility model utilizes the planetary transmission assembly to coordinate with permanent magnet, has reduced greatly the wearing and tearing of contact in the speed-change process, its automatic speed changing response is sensitive, safety and reliability are high, and it is simple to operate, only depend on the conventional operation of both feet can realize automatic speed changing, simultaneously, simple in structure, take up room little, be convenient to install, starting or during climbing, it has the speed-raising of being easy to and the advantage such as laborsaving.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the outer permanent magnetism group of the utility model;
Wherein: 10, main shaft; 11, pinion carrier; 12, planetary wheel; 13, spindle nose; 14, unilateral bearing; 21, back cover; 22, end cap; 24, chain cover; 25, permanent seat; 26, reaction plate; 30, drive sprocket; 40, sun wheel; 41, axle sleeve; 50, rotating disk; 51, internally toothed annulus; 52, flexible spindle; 61, thrust ball bearing; 62, adjustment seat; 63, bearing pad; 71, interior permanent magnet; 72, outer permanent magnet; 91, right crus of diaphragm treadle; 92, left foot treadle.
The specific embodiment
Below, by reference to the accompanying drawings and the specific embodiment, the utility model is described further:
Referring to Fig. 1,2, a kind of magneto speed-changing driving device of the present utility model, it is applicable to the manually driven bicycle, comprises casing, main shaft 10, sun wheel 40, pinion carrier 11, rotating disk 50, a plurality of interior permanent magnet 71 and a plurality of outer permanent magnet 72; Wherein, casing is the enclosed construction that is comprised of back cover 21 and end cap 22, main shaft 10 is articulated on casing, and the two ends of main shaft 10 pass by the two ends of casing respectively, and the left foot treadle 92 of bicycle and right crus of diaphragm treadle 91 are connected to main shaft 10 and pass the both ends of casing outside; Sun wheel 40 is articulated on main shaft 10, one-body molded on sun wheel 40 have an axle sleeve 41, and axle sleeve 41 is enclosed within on main shaft 10, and with main shaft 10 pivot joints, the outside of axle sleeve 41 is articulated on back cover 21, and axle sleeve 41 is passed by back cover 21, and the drive sprocket 30 of bicycle synchronously is connected on axle sleeve 41, that is to say, the drive sprocket 30 of bicycle is synchronizeed rotation with sun wheel 40, it should be noted that drive sprocket 30 is fixedly connected with axle sleeve 41 with the left-hand thread in order to prevent that drive sprocket 30 from becoming flexible.Also be fixed with chain cover 24 on back cover 21, this chain cover 24 is located at the outside of drive sprocket 30.Pinion carrier 11 synchronously is connected on main shaft 10, it can be one-body molded with main shaft 10, be installed with two spindle noses 13 on pinion carrier 11, these two spindle noses 13 are positioned on the isometrical circumference of pinion carrier 11, all be articulated with a planet gear 12 on each spindle nose 13, because pinion carrier 11, main shaft 10, sun wheel 40 are coaxial, so, two planetary wheels 12 are distributed on the isometrical circumference of sun wheel 40, and the inboard of planetary wheel 12 and sun wheel 40 engagements.Rotating disk 50 is articulated on main shaft 10, and the outer peripheral edges of rotating disk 50 have an internally toothed annulus 51, the outside of planetary wheel 12 and internally toothed annulus 51 engagements, and in above structure, planetary wheel 12, internally toothed annulus 51, sun wheel 40 and main shaft form an epicyclic transmission mechanism.a plurality of interior permanent magnets 71 are fixed on the periphery of rotating disk 50, and the periphery at rotating disk 50 distributes uniformly, 72 inside faces that are fixed on end cap 22 of a plurality of outer permanent magnets, and be evenly distributed in the periphery of end cap 22, and outer permanent magnet 72 is oppositely arranged one to one with interior permanent magnet 71, its magnetic pole both is opposite, all form a gravitation magnetic circuit between the interior permanent magnet 71 that each group is oppositely arranged and outer permanent magnet 72, produce each other polarity, there is the pre-adjust the play of a 1-8mm between outer permanent magnet 72 and interior permanent magnet 71, can regulate its both requirement of the suitable satisfied normal operation of polarity is set.
Above-mentioned back cover 21 and end cap 22 form an enclosed construction, and actv. has been protected its inner parts, what is more important, and the casing of sealing can prevent that the little metal objects that may run in the external world is by interior permanent magnet 71 and 72 sorptions of outer permanent magnet.
Planetary wheel 12 is articulated on spindle nose 13 on pinion carrier 11 by unilateral bearing 14, the inner ring of unilateral bearing 14 is connected on spindle nose 13 on pinion carrier 11, outer ring synchronously is connected on planetary wheel 12,14 of unilateral bearings allow the direction that makes planetary wheel 12 follow the star trails rotation consistent with the rotation direction of main shaft 10, that is to say, the rotation direction of unilateral bearing 14 outer rings and left foot treadle 92, right crus of diaphragm treadle 91 drive the opposite direction that main shaft 10 rotates.
be bolted with an adjustment seat 62 on main shaft 10, one thrust ball bearing 61 is installed between adjustment seat 62 and rotating disk 50, adjustment seat 62 interior along its radially cross-under have one adjustment seat 62 is fixed on machine-processed rice screw on main shaft 10, rotating disk 50 is provided with a bearing pad 63 near a side of adjustment seat 62, push backward thrust ball bearing 61 by rotation adjustment seat 62, promote rotating disk 50, adjust the magnetic tractive force of offsetting outer permanent magnet 72 and interior permanent magnet 71 and cause the axial resistance that rotating disk 50 axially is harmful to, adjust suitable after, utilize the machine-processed rice screw that adjustment seat 62 is locked on main shaft 10.
Be fixed with a permanent seat 25 on the medial surface of end cap 22, a reaction plate 26 has been threaded on this permanent seat 25, reaction plate 26 edges are provided with a plurality of well-distributed recess towards a side of rotating disk 50, and a plurality of outer permanent magnets 72 are embedded in the recess that is positioned at reaction plate 26 peripheries one to one; Same, rotating disk 50 offers a plurality of grooves of well-distributed towards a side of reaction plate 26, and a plurality of interior permanent magnets 71 are embedded in groove one to one, and interior permanent magnet 71 is fixed in groove in the mode that is threaded.Can be by reaction plate 26 threaded connection relation with permanent seat 25, rotating fixed disk 26, adjusts the gap of outer permanent magnet 72 and interior permanent magnet 71.Adopt irony groove or the built-in outer permanent magnet 72 of recess and interior permanent magnet 71 can guarantee the magnetic leakage free phenomenon, and make outer permanent magnet 72 and the mutual polarity of interior permanent magnet 71 obtain the actv. enhancing.
The outside that the outer peripheral edges of rotating disk 50 are positioned at internally toothed annulus 51 is equipped with many flexible spindles 52, and when internally toothed annulus 51 rotated, flexible spindle 52 can be passed to the lubricating oil band on back cover 21 running gear in internally toothed annulus 51 and planetary wheel 12 and whole casing.
In the utility model, by left foot treadle 92 and right crus of diaphragm treadle 91 input propulsive efforts, drive main shaft 10 and rotate, the planet accelerating gear group that main shaft 10, pinion carrier 11, planetary wheel 12, internally toothed annulus 51, sun wheel 40 form is directly to the drive sprocket 30 output rotational powers that synchronously are connected on sun wheel 40.When bicycle is in the starting state or is in the upward slope road surface, impose on the interior permanent magnet 71 of moment moment breakthrough of rotating disk 50 and the polarity field between outer permanent magnet 72, internally toothed annulus 51 is become the state that rotates with pinion carrier 11 by original stationary state, due to the unidirectional rotation characteristic of planetary wheel 12 combinations with unilateral bearing 14, drive sun wheel 40 and be transformed to high-torque driving condition at a slow speed by former little moment at acceleration mode, this moment, bicycle had good startup and grade climbing performance; When foot-operated automatically going back to while slightly stopping to scrunch again accelerated shelves, as long as left foot treadle 92 and right crus of diaphragm treadle 91 drive main shafts 10 pass to the moment of internally toothed annulus 51 and are no more than the magnetic attracting force of setting between interior permanent magnet 71 and outer permanent magnet 72, above-mentioned actuating device remains that bicycle gives it the gun.
Two planetary wheels 12 are set in the epicyclic transmission mechanism in above-mentioned magneto speed-changing driving device, certainly, also a planetary wheel 12 can only be set in epicyclic transmission mechanism of the present utility model, or planetary wheel 12 more than three is set, when plural planetary wheel 12 was set, these a plurality of planetary wheels 12 were distributed on the isometrical circumference of pinion carrier 11.
in such scheme, a plurality of interior permanent magnets 71 are arranged into the interior permanent magnetism group of a circle on rotating disk 50, a plurality of outer permanent magnets 72 are arranged into the outer permanent magnetism group of a circle on reaction plate 26, that is to say, an interior permanent magnetism group and an outer permanent magnetism group have only been comprised in such scheme, experimental demonstration according to the utility model people, if needed, two interior permanent magnetism groups can be set on rotating disk 50, interior permanent magnet 71 radially mutually staggering at rotating disk 50 in two interior permanent magnetism groups, corresponding, at reaction plate 26, permanent magnetism group outside two is set, outer permanent magnet 72 radially mutually staggering at reaction plate 26 in outer permanent magnetism group, to guarantee that interior permanent magnet 71 and outer permanent magnet 72 are corresponding one by one, certainly, can be also interior permanent magnetism group and the outer permanent magnetism group that arranges more than three, interior permanent magnet 71 and outer permanent magnet 72 can be selected different shapes, wherein take the permanent magnetic iron of round sheet as best.
The utility model not only can be applied to the manually driven bicycle, equally also goes for Moped Scooter, and it is applied on Moped Scooter, can adopt low power motor to drive, and saves electric power, increases the flying power of boosted vehicle.
Concerning the professional technique personage of this area, can make other various corresponding changes and deformation according to technical scheme described above and design, and within these all changes and deformation all should belong to the protection domain of the utility model claim.
Claims (11)
1. a magneto speed-changing driving device, is characterized in that, comprise,
Casing;
Main shaft, main shaft are articulated on casing and its two ends are passed by tank ends respectively;
Sun wheel, be articulated on main shaft, synchronously is connected with drive sprocket on sun wheel;
Pinion carrier, synchronous is connected on main shaft, is articulated with at least one planetary wheel on it, planetary inboard and sun wheel engagement;
Rotating disk, be articulated on main shaft, and the periphery of this rotating disk has the internally toothed annulus with the engagement of the planetary outside;
At least one interior permanent magnetism group, interior permanent magnetism group comprises a plurality of interior permanent magnet that is uniformly distributed in the rotating disk periphery;
With the outer permanent magnetism group that interior permanent magnetism group quantity equates, outer permanent magnetism group comprises a plurality of outer permanent magnet that is uniformly distributed in the reaction plate periphery, and outer permanent magnet and interior permanent magnet are corresponding and polarity is opposite one by one.
2. magneto speed-changing driving device as claimed in claim 1, is characterized in that, mutually corresponding interior permanent magnet and the outer permanent magnet gap of 1-8mm that is separated by.
3. magneto speed-changing driving device as claimed in claim 1, it is characterized in that, planetary wheel is articulated on pinion carrier by unilateral bearing, the inner ring of unilateral bearing is connected on pinion carrier, synchronize and connect with planetary wheel in outer ring, the rotation direction of unilateral bearing outer ring and the direction of rotation of main shaft.
4. magneto speed-changing driving device as claimed in claim 3, is characterized in that, the spindle nose that equates with planetary wheel quantity is installed on pinion carrier, and planetary wheel is articulated on spindle nose by unilateral bearing.
5. magneto speed-changing driving device as claimed in claim 1, it is characterized in that, be bolted with an adjustment seat on main shaft, a thrust ball bearing be installed between adjustment seat and rotating disk, in adjustment seat along its radially cross-under have one adjustment seat is fixed on machine-processed rice screw on main shaft.
6. magneto speed-changing driving device as claimed in claim 1, is characterized in that, is fixed with a permanent seat on casing, is bolted with a reaction plate on this permanent seat, and outer permanent magnet is fixed on reaction plate.
7. magneto speed-changing driving device as claimed in claim 6, is characterized in that, each outer permanent magnet is installed in the groove of offering on reaction plate.
8. magneto speed-changing driving device as claimed in claim 1, is characterized in that, in each, permanent magnet all is embedded in the recess of offering on rotating disk, and interior permanent magnet is fixed in recess in the mode that is threaded.
9. magneto speed-changing driving device as claimed in claim 1, is characterized in that, one-body molded on sun wheel have one be articulated on main shaft and be set in the axle sleeve of main shaft outside, and drive sprocket is fixed on axle sleeve in the mode that is threaded.
10. magneto speed-changing driving device as claimed in claim 1, is characterized in that, the outside that the outer peripheral edges of rotating disk are positioned at internally toothed annulus is equipped with many flexible spindles.
11. magneto speed-changing driving device as claimed in claim 1, it is characterized in that, be distributed with two interior permanent magnetism groups on rotating disk, interior permanent magnet radially mutually staggering at rotating disk in these two groups in the permanent magnetism group, be distributed with two groups of outer permanent magnetism groups on casing, outer permanent magnet radially mutually the staggering at casing in two groups of outer permanent magnetism groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202179977U CN203283358U (en) | 2013-04-25 | 2013-04-25 | Permanent magnet type variable speed driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202179977U CN203283358U (en) | 2013-04-25 | 2013-04-25 | Permanent magnet type variable speed driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203283358U true CN203283358U (en) | 2013-11-13 |
Family
ID=49539731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202179977U Expired - Lifetime CN203283358U (en) | 2013-04-25 | 2013-04-25 | Permanent magnet type variable speed driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203283358U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241340A (en) * | 2013-04-25 | 2013-08-14 | 梁建华 | Permanent magnet variable-speed driving device |
| CN108025797A (en) * | 2015-05-22 | 2018-05-11 | 伊迪拜克私人有限公司 | For the vehicle of pedal-driven and the torque sensor of equipment |
| CN112693306A (en) * | 2021-01-25 | 2021-04-23 | 重庆胜特佳机械有限公司 | Dual-motor driven multimode stepless speed change coupling output system and electric drive assembly |
-
2013
- 2013-04-25 CN CN2013202179977U patent/CN203283358U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241340A (en) * | 2013-04-25 | 2013-08-14 | 梁建华 | Permanent magnet variable-speed driving device |
| CN108025797A (en) * | 2015-05-22 | 2018-05-11 | 伊迪拜克私人有限公司 | For the vehicle of pedal-driven and the torque sensor of equipment |
| CN112693306A (en) * | 2021-01-25 | 2021-04-23 | 重庆胜特佳机械有限公司 | Dual-motor driven multimode stepless speed change coupling output system and electric drive assembly |
| CN112693306B (en) * | 2021-01-25 | 2023-02-03 | 重庆胜特佳机械有限公司 | Dual-motor drive multimode stepless speed change coupling output system and electric drive assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131113 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |