CN106602793B - Hub generator with clutch device - Google Patents
Hub generator with clutch device Download PDFInfo
- Publication number
- CN106602793B CN106602793B CN201710040099.1A CN201710040099A CN106602793B CN 106602793 B CN106602793 B CN 106602793B CN 201710040099 A CN201710040099 A CN 201710040099A CN 106602793 B CN106602793 B CN 106602793B
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- China
- Prior art keywords
- roller
- hub
- rotor
- main shaft
- inner ring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/02—Additional mass for increasing inertia, e.g. flywheels
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to a hub generator with a clutch device, which comprises a main shaft, wherein a hub shell is arranged on the main shaft through a hub shell bearing, a generator is arranged in the hub shell, and a clutch device is connected between a rotor of the generator and the hub shell. The invention utilizes the hub generator during sliding to charge, thereby ensuring the electric quantity supply, and simultaneously, the generator does not rotate during riding, and the riding is not influenced.
Description
Technical Field
The invention relates to the field of bicycles, in particular to a hub generator with a clutch device.
Background
With the enhancement of people's environmental awareness, sharing bicycle is more and more popular, sharing bicycle has GPRS module inside, can realize functions such as remote monitoring, two-dimensional code scanning unblanking, but GPRS only needs electricity to work, and current scheme mainly relies on electricity generation flower-drum and solar energy to provide electric power, but solar energy power supply reliability is insufficient, if the bicycle is often parked in the place that is not sunned, or weather is continuous in cloudy days, the electric quantity is not supplied, then GPRS can not work; the power generation hub can generate resistance when being stepped on, so that people can feel hard to step on, riding is not fast, and riding experience is not good.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a hub generator with a clutch device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the hub generator with the clutch device comprises a main shaft, wherein a hub shell is arranged on the main shaft through a hub shell bearing, a generator is arranged in the hub shell, a clutch device is arranged between a rotor of the generator and the hub shell, the clutch device comprises an inner ring, a roller, a spring, a flywheel seat, a roller shifting fork arranged on the bottom of the flywheel seat and an outer ring which is arranged in the hub shell and is connected with the hub shell, the inner surface of the outer ring is provided with a containing groove along the axial direction of a shaft hole, the rotating direction of the hub shell is taken as the front when the vehicle runs, the upper side wall of the containing groove is provided with an inclined surface, the inclined surface inclines towards the axial direction of the main shaft from front to back, the roller is arranged in the containing groove, a spring containing hole is arranged on the side wall of the containing groove in front of the roller, the spring is arranged in the spring containing hole and is propped against the roller, the shifting fork corresponding to the outer end surface of the hub shell is provided with a roller limiting hole, and the roller shifting fork stretches into the containing groove along the axial direction of the shaft, and the roller is arranged behind the roller shifting fork; the roller fork rotates forwards in the fork limiting hole to press the roller against the elasticity of the spring, so that the roller is separated from the rear end of the inclined plane, the inner ring and the outer ring are disconnected from each other, and when the roller fork does not press the roller, the roller is abutted against the rear end of the inclined plane under the action of the spring and is abutted against the inner ring under the action of the pressure of the inclined plane, so that the inner ring and the outer ring are connected with each other.
Preferably, the number of the accommodating grooves, the rollers, the springs, the roller shifting fork and the shifting fork limiting holes is 3 or more, and the accommodating grooves, the rollers, the springs, the roller shifting fork and the shifting fork limiting holes are uniformly distributed relative to the axis of the main shaft.
Preferably, the roller shifting fork comprises a square table part, a cylinder is arranged on the square table part, the square table part is arranged in the shifting fork limiting hole, and the cylinder stretches into the accommodating groove.
Preferably, the diameter of the cylinder of the roller fork is smaller than the diameter of the roller.
Preferably, the center line of the spring accommodating hole is tangent to the inner ring.
Preferably, a buffer structure is mounted between the inner ring and the rotor or between the outer ring and the hub shell.
Preferably, the buffer structure comprises buffer accommodating holes respectively arranged on the inner ring, the rotor, the outer ring and the hub shell, the buffer accommodating holes of the inner ring and the rotor correspond to each other and are jointly clamped with a buffer spring or rubber, and the buffer accommodating holes of the outer ring and the hub shell correspond to each other and are jointly clamped with a buffer spring or rubber.
Preferably, the flywheel seat is provided with a flywheel with a unidirectional pawl.
Preferably, the rotor of the generator is rotatably connected to the main shaft, and the stator is fixedly connected to the main shaft or the hub shell.
Preferably, a planetary gear speed change device is further arranged between the rotor and the inner ring, the planetary gear speed change device comprises a sun gear, a planetary gear and a planetary gear support, the sun gear is sleeved on the main shaft and fixedly connected with the rotor, the planetary gear support is fixed on the main shaft, and the planetary gear is arranged on the planetary gear support; the inner ring is provided with an inner gear ring, and the inner gear ring is connected with the planetary gears.
Compared with the prior art, the invention has the beneficial effects that: the power supply system solves the problems, the hub generator is used for charging during sliding, power supply is guaranteed, and meanwhile, the generator does not rotate during riding, so that riding cannot be influenced.
The invention is further described below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the roller fork of section A-A of FIG. 1 without pressing rollers;
FIG. 3 is a schematic view of the structure of the roller fork of section A-A of FIG. 1 without pressing rollers;
FIG. 4 is a schematic side view of a flywheel mount according to a preferred embodiment of the present invention;
FIG. 5 is a schematic elevational view of the flywheel mount according to the preferred embodiment of the present invention;
FIG. 6 is a schematic view of a buffer structure according to a preferred embodiment of the present invention;
FIG. 7 is a schematic view showing a use state of the roller fork without pressing the rollers;
FIG. 8 is a schematic view showing the state of use of the roller fork of the present invention when pressing the rollers;
Detailed Description
In order to more fully understand the technical content of the present invention, the following description and description of the technical solution of the present invention will be further presented with reference to specific embodiments.
As shown in fig. 1 to 8, a hub generator with a clutch device comprises a main shaft 1, wherein a hub shell 2 is arranged on the main shaft 1 through a hub shell bearing, a generator 3 is arranged in the hub shell 2, a clutch device 4 is arranged between a rotor 32 of the generator 3 and the hub shell 2, the clutch device 4 comprises an inner ring 5 connected with the rotor 32 of the generator 3, a roller 6, a spring 7, a flywheel seat 8, a roller shifting fork 81 arranged on the bottom of the flywheel seat 8, and an outer ring 9 arranged in the hub shell 2 and connected with the hub shell 2, an accommodating groove 91 is arranged on the inner surface of the outer ring 9 along the axial direction of a shaft hole, the rotating direction of the hub shell 2 is taken as the front direction during running, an inclined surface 92 is arranged on the upper side wall of the accommodating groove 91, the inclined surface 92 is inclined from front to back to the axial direction of the main shaft 1, the roller 6 is arranged in the accommodating groove 91, a spring accommodating hole 93 is arranged on the side wall of the accommodating groove 91 in front of the roller 6, the spring 7 is arranged in the spring accommodating hole 93 and is propped against the roller 6, a limit hole 21 is arranged on the outer end surface of the hub shell 2 corresponding to the accommodating groove 91, and the roller shifting fork 81 stretches into the limit hole 21 and extends into the limit groove 81; the roller shifting fork 81 rotates forwards in the shifting fork limiting hole 21 to press the roller 6 against the elastic force of the spring 7, so that the roller 6 is separated from the rear end of the inclined plane 92, the inner ring 5 and the outer ring 9 are disconnected from each other, the rotor 32 and the wheel roller shell 2 are disconnected from each other, when the roller shifting fork 81 does not press the roller 6, the roller 6 is abutted against the rear end of the inclined plane 92 under the action of the spring 7, and is abutted against the inner ring 5 under the pressure of the inclined plane 92, so that the inner ring 5 and the outer ring 9 are connected with each other, and the rotor 32 and the wheel roller shell 2 are connected with each other. The inner ring 5 and the outer ring 9 are disconnected or connected through the clutch device 4, when the clutch device is disconnected, the generator 3 does not generate electricity, the rotation of the hub shell 2 is not influenced by the generator 3, and when the clutch device is connected, the hub shell 2 rotates to drive the inner ring 5 to rotate through the outer ring 9, and the inner ring 5 drives the rotor 32 to rotate, so that the generator 3 generates electricity.
Specifically, the number of the accommodating grooves 91, the rollers 6, the springs 7, the roller shifting fork 81 and the shifting fork limiting holes 21 is 3 or more, and the accommodating grooves, the rollers 6, the springs 7, the roller shifting fork 81 and the shifting fork limiting holes 21 are uniformly distributed relative to the axis of the main shaft 1.
Specifically, the roller fork 81 includes a square table 82, a cylinder 83 is disposed on the square table 82, the square table 82 is disposed in the fork limiting hole 21, and the cylinder 83 extends into the accommodating groove 91.
Specifically, the diameter of the cylinder 83 of the roller fork 81 is smaller than the diameter of the roller 6.
Specifically, the center line of the spring receiving hole 93 is tangential to the inner ring 5.
Specifically, a damper structure 10 is installed between the inner ring 5 and the rotor 32 or between the outer ring 9 and the hub shell 2.
Specifically, the buffer structure 10 includes buffer accommodating holes 11 respectively formed in the inner ring 5, the rotor 32, the outer ring 9 and the hub shell 2, where the inner ring 5 and the buffer accommodating holes 11 of the rotor 32 correspond to each other and are jointly clamped with a buffer spring 12 or rubber, and the outer ring 9 and the buffer accommodating holes 11 of the hub shell 2 correspond to each other and are jointly clamped with a buffer spring 12 or rubber. When the hub shell 2 and the rotor 32 are connected through the clutch device, the impact force is reduced, and the riding is smooth and free from the feeling of jerk.
Specifically, the flywheel seat 8 is provided with a flywheel 13 with a unidirectional pawl.
Specifically, the rotor 32 of the generator 3 is rotatably connected to the main shaft 1, and the stator 31 is fixedly connected to the main shaft 1 or the hub shell 2. The generator 3 may be an outer rotor or an inner stator structure, or an inner rotor or an outer stator structure.
Specifically, a planetary gear speed change device 15 is further arranged between the rotor 32 and the inner ring 5, the planetary gear speed change device 15 comprises a sun gear 16, a planetary gear 17 and a planetary gear support 18, the sun gear 16 is sleeved on the main shaft 1 and fixedly connected with the rotor 32, the planetary gear support 18 is fixed on the main shaft 1, and the planetary gear 17 is arranged on the planetary gear support 18; the inner ring 5 is provided with an inner ring gear 51, and the inner ring gear 51 is connected with the planetary gears 17.
The working principle of the invention is further described below with reference to the accompanying drawings.
The invention is arranged on a bicycle, when the bicycle slides, the roller shifting fork 81 of the flywheel seat 8 rotates leftwards in the shifting fork limiting hole 21 of the hub shell 2 under the resistance action of the spring 7 and the unidirectional pawl arranged in the flywheel 13, the roller shifting fork 81 does not press the spring 7, the roller 6 is abutted against the rear end of the inclined plane 92 under the action of the spring 7, and is abutted against the inner ring 5 under the pressure action of the inclined plane 92, so that the inner ring 5 and the outer ring 9 are connected with each other, and further the rotor 32 and the hub shell 2 are connected with each other. When the bicycle is ridden, the flywheel 13 drives the flywheel seat 8 to rotate forwards, the flywheel seat 8 rotates forwards relative to the hub shell 2, the roller shifting fork 81 rotates to the forefront end of the shifting fork limiting hole 21, meanwhile, the roller shifting fork 81 rotates forwards in the shifting fork limiting hole 21 and can press the roller 6 against the elastic force of the spring 7, the roller 6 is separated from the rear end of the inclined plane 92, the inner ring 5 and the outer ring 9 are disconnected with each other, and the rotor 32 and the wheel rolling shell 2 are disconnected with each other. The inner ring 5 and the outer ring 9 are disconnected or connected through the clutch device 4, so that the hub shell 2 and the rotor 32 are disconnected or connected with each other, the generator 3 does not generate electricity when disconnected, the rotation of the hub shell 2 is not influenced by the generator 3, and the hub shell 2 rotates to drive the inner ring 5 to rotate through the outer ring 9 when connected, and the inner ring 5 drives the rotor 32 to rotate, so that the generator 3 generates electricity.
The foregoing description is only an example to further illustrate the technical content of the present invention, so that the reader can easily understand the technical content, but the present invention is not limited to the embodiments, wherein the local structures and the connection modes of the components can be adjusted according to the actual situation, and any technical extension or recreating according to the present invention is protected by the present invention.
Claims (8)
1. The hub generator with the clutch device comprises a main shaft, wherein a hub shell is arranged on the main shaft through a hub shell bearing, and a generator is arranged in the hub shell; the roller fork rotates forwards in the fork limiting hole to press the roller against the elasticity of the spring, so that the roller is separated from the rear end of the inclined plane, the inner ring and the outer ring are disconnected from each other, and when the roller fork does not press the roller, the roller is abutted against the rear end of the inclined plane under the action of the spring and is abutted against the inner ring under the action of the pressure of the inclined plane, so that the inner ring and the outer ring are connected with each other;
the number of the accommodating grooves, the rollers, the springs, the roller shifting fork and the shifting fork limiting holes is 3 or more, and the accommodating grooves, the rollers, the springs, the roller shifting fork and the shifting fork limiting holes are uniformly distributed relative to the axis of the main shaft; the flywheel seat is provided with a flywheel with a unidirectional pawl.
2. The hub dynamo with clutch device of claim 1, wherein the roller fork includes a square table portion, a cylinder is provided on the square table portion, the square table portion is disposed in the fork limiting hole, and the cylinder extends into the accommodating groove.
3. The clutched hub dynamo of claim 1, wherein the diameter of the cylinder of the roller fork is smaller than the diameter of the roller.
4. The clutched hub generator of claim 1, wherein a centerline of said spring receiving bore is tangential to said inner race.
5. The clutched hub generator of claim 1, wherein a buffer structure is mounted between the inner race and the rotor or between the outer race and the hub shell.
6. The hub dynamo with clutch device as claimed in claim 5, wherein the buffer structure includes buffer accommodation holes respectively provided on the inner ring, the rotor, the outer ring and the hub housing, the buffer accommodation holes of the inner ring and the rotor correspond to each other and are jointly clamped with a buffer spring or rubber, and the buffer accommodation holes of the outer ring and the hub housing correspond to each other and are jointly clamped with a buffer spring or rubber.
7. The clutched hub dynamo of claim 1, wherein a rotor of the dynamo is rotatably coupled to the main shaft and a stator is fixedly coupled to the main shaft or hub housing.
8. The hub dynamo with clutch device according to claim 7, wherein a planetary gear speed change device is further arranged between the rotor and the inner ring, the planetary gear speed change device comprises a sun gear, a planetary gear and a planetary gear support, the sun gear is sleeved on the main shaft and fixedly connected with the rotor, the planetary gear support is fixed on the main shaft, and the planetary gear is arranged on the planetary gear support; the inner ring is provided with an inner gear ring, and the inner gear ring is connected with the planetary gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710040099.1A CN106602793B (en) | 2017-01-18 | 2017-01-18 | Hub generator with clutch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710040099.1A CN106602793B (en) | 2017-01-18 | 2017-01-18 | Hub generator with clutch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106602793A CN106602793A (en) | 2017-04-26 |
| CN106602793B true CN106602793B (en) | 2023-05-30 |
Family
ID=58586388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710040099.1A Active CN106602793B (en) | 2017-01-18 | 2017-01-18 | Hub generator with clutch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106602793B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107054545A (en) * | 2017-05-04 | 2017-08-18 | 深圳哥智行科技有限公司 | The trailing wheel of motor wheel hub structure and bicycle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201563027U (en) * | 2009-12-10 | 2010-08-25 | 翁林华 | Hub motor for electric bike |
| CN103944306A (en) * | 2014-04-11 | 2014-07-23 | 苏州八方电机科技有限公司 | Electric bicycle wheel hub motor |
| WO2015154400A1 (en) * | 2014-04-11 | 2015-10-15 | 苏州八方电机科技有限公司 | Electric bicycle wheel hub motor device |
-
2017
- 2017-01-18 CN CN201710040099.1A patent/CN106602793B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201563027U (en) * | 2009-12-10 | 2010-08-25 | 翁林华 | Hub motor for electric bike |
| CN103944306A (en) * | 2014-04-11 | 2014-07-23 | 苏州八方电机科技有限公司 | Electric bicycle wheel hub motor |
| WO2015154400A1 (en) * | 2014-04-11 | 2015-10-15 | 苏州八方电机科技有限公司 | Electric bicycle wheel hub motor device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106602793A (en) | 2017-04-26 |
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Effective date of registration: 20230706 Address after: 518000 Guangdong Shenzhen Guangming New District Gongming office Lou village community revitalization Road No. 26 Patentee after: SHENZHEN XIDESHENG BICYCLE Co.,Ltd. Address before: 518000, 1st Floor, Building 17B, Fourth Industrial Zone, Heshuikou Community, Gongming Street, Guangming New District, Shenzhen, Guangdong Province Patentee before: SEMPU MOTOR CO.,LTD. Patentee before: SHENZHEN EGEBIKE Co.,Ltd. |