CN208453194U - A kind of new type electric bicycle transmission mechanism - Google Patents
A kind of new type electric bicycle transmission mechanism Download PDFInfo
- Publication number
- CN208453194U CN208453194U CN201820070153.7U CN201820070153U CN208453194U CN 208453194 U CN208453194 U CN 208453194U CN 201820070153 U CN201820070153 U CN 201820070153U CN 208453194 U CN208453194 U CN 208453194U
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- China
- Prior art keywords
- planetary
- electric bicycle
- motor
- gear
- new type
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- 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.)
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Abstract
The utility model relates to electric bicycle fields, more particularly, to a kind of new type electric bicycle transmission mechanism.The utility model proposes a single-stage planetary gear train is installed on present electric bicycle drive path, the connection of the sun gear of motor and planetary mechanism, the gear ring connection of sprocket wheel and planetary mechanism, bicycle rear-wheel and planetary mechanism planet carrier connect, using planetary gear mechanism tool, there are two the characteristics of freedom degree, solve the problems, such as that present electric bicycle exists very well, the advantages of remaining bicycle and electric vehicle is particularly adapted to outdoor cycling motion.
Description
Technical field
The utility model relates to electric bicycle fields, more particularly, to a kind of new type electric bicycle transmission mechanism.
Background technique
Rotor, sprocket wheel and the rear drive sprocket for the electric bicycle that present market uses are rigid connection, there are with
Lower two problems: after 1. starting electric bicycle motors, in motor band motor car wheel rotary course, while it will drive foot pedal high speed
Revolution, high-speed rotating foot pedal are easy to injure user.2. should overcome and when foot pedal offer power is used alone
From the resistance of wheel, the mutual inductance resistance that also overcome electrical-coil to generate is very laborious in use, to overcome electrical-coil
The mutual inductance resistance of generation greatly wastes the physical strength of user, causes bad usage experience.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of new type electric bicycle driver
Structure.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of new type electric bicycle transmission
Mechanism, including mandrel, motor, sprocket wheel and planetary mechanism, the motor and planetary mechanism are arranged in the mandrel, institute
It states motor to be connected with the planetary mechanism, be provided between the sprocket wheel and the planetary mechanism for sprocket wheel and planetary mechanism point
From the first clutch with connection.The setting of first clutch can realize sprocket wheel during electric bicycle high speed descending
Separation between planetary mechanism avoids the sprocket wheel that drive is connected with planetary mechanism during planetary mechanism runs at high speed
It rotates together, prevents the foot pedal being connected on sprocket wheel from damaging to the foot of user.
Preferably, the planetary mechanism includes gear ring, planetary gear, sun gear, and the gear ring is set in the mandrel, institute
State planetary gear and the gear ring internal messing, the planetary gear and the sun gear external toothing.
Preferably, the gear ring is connect with the sprocket wheel, and the first clutch is arranged between gear ring and sprocket wheel.First
Clutch between sprocket wheel and gear ring connection with separate, can be to avoid rear-wheel in high speed rotation when gear ring is separated with sprocket wheel
In the process, the foot pedal being connected with sprocket wheel is driven, prevents from causing personal injury to user.
Preferably, the planetary mechanism further includes planet carrier, and the planet carrier rigid connection has a rear-wheel, the planet
Wheel is turned round around planet carrier.
Preferably, the rear-wheel is mounted on a mandrel by rolling bearing.
Compared with prior art, the utility model has the beneficial effects that the coupling that the utility model passes through planetary gear construction
It closes, planetary gear and sun gear external toothing, planetary gear and gear ring internal messing, so that the input of motor and the input of sprocket wheel do not have
Any interference；It is realized by first clutch and is separated between gear ring and sprocket wheel, can be to avoid rear-wheel in high-speed rotation process, band
The dynamic foot pedal being connected with sprocket wheel, to cause personal injury to user.
The utility model also provides a kind of new type electric bicycle transmission mechanism, including mandrel, motor, sprocket wheel and planet
Mechanism, the motor and planetary mechanism are arranged in the mandrel, and the motor is connected with the planetary mechanism, the electricity
Machine includes rotor, motor stator, be provided between the rotor and motor stator for being connect with motor stator or
The second clutch of person's separation.When electric bicycle only has sprocket wheel input power, by second clutch and motor stator it
Between combination can be inverted to avoid rotor, avoid electrical-coil generation mutual inductance resistance, avoid user because overcoming
Electrical-coil generate mutual inductance resistance and waste physical strength.
Preferably, the motor stator, rotor are arranged in the mandrel.
Preferably, the planetary mechanism includes gear ring, planetary gear, sun gear, and the gear ring is set in the mandrel, institute
State planetary gear and the gear ring internal messing, the planetary gear and the sun gear external toothing.
Preferably, the sun gear and the rotor are rigidly connected.
Preferably, the planetary mechanism further includes planet carrier, and the planet carrier rigid connection has a rear-wheel, the planet
Wheel is turned round around planet carrier.
Preferably, the rear-wheel is mounted on a mandrel by rolling bearing.
Compared with prior art, the utility model has the beneficial effects that
The utility model is by the coupling of planetary gear construction, planetary gear and sun gear external toothing, in planetary gear and gear ring
Engagement, so that the input of motor and the input of sprocket wheel do not have any interference；By between second clutch and motor stator
Combination can to avoid rotor in reversion process because electrical-coil generate mutual inductance resistance, reduce user because overcoming
Electrical-coil generate mutual inductance resistance and waste physical strength, improve the usage experience for electric bicycle of riding.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of new type electric bicycle transmission mechanism of the utility model.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the utility model embodiment；It is practical at this
In novel description, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore retouch in attached drawing
The term for stating positional relationship only for illustration, should not be understood as the limitation to this patent, for the common skill of this field
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment
As shown in Figure 1, a kind of new type electric bicycle transmission mechanism, including mandrel 1, motor, sprocket wheel 8 and planet machine
Structure, motor and planetary mechanism are arranged in mandrel 1, and motor is connected with planetary mechanism, are arranged between sprocket wheel 8 and planetary mechanism
There is the first clutch 7 for separating and connecting with planetary mechanism for sprocket wheel 8.
Wherein, planetary mechanism includes gear ring 6, planetary gear 9, sun gear 13, and gear ring 6 is set in mandrel 1, planetary gear 9 with
6 internal messing of gear ring, planetary gear 9 and 13 external toothing of sun gear.
In addition, gear ring 6 is connect with the sprocket wheel 8, first clutch 7 is arranged between gear ring 6 and sprocket wheel 8.
Wherein, planetary mechanism further includes planet carrier 10, and the rigid connection of planet carrier 10 has a rear-wheel 11, and planetary gear 9 is around row
Carrier 10 is turned round.
In addition, rear-wheel 11 is mounted in mandrel 1 by rolling bearing.
As shown in Figure 1, a kind of new type electric bicycle transmission mechanism, including mandrel 1, motor, sprocket wheel 8 and planet machine
Structure, motor and planetary mechanism are arranged in the mandrel 1, and motor is connected with planetary mechanism, motor include rotor 4,
Motor stator 3 is provided with the second clutch for connecting or separating with motor stator 3 between rotor 4 and motor stator 3
Device 5.
Wherein, motor stator 3, rotor 4 are arranged in mandrel 1.
In addition, planetary mechanism includes gear ring 6, planetary gear 9, sun gear 13, gear ring 6 is set in mandrel 1, planetary gear 9 with
6 internal messing of gear ring, planetary gear 9 and 13 external toothing of sun gear, motor are rigidly connected by rotor 4 and sun gear 13, planet
Mechanism further includes planet carrier 10, and the rigid connection of planet carrier 10 has a rear-wheel 11, and planetary gear 9 is turned round around planet carrier 10.Motor turns
Son 4 is rigidly connected with sun gear 13, drives sun gear 13 to rotate together in 4 rotation process of rotor, and sun gear 13 rotates
It will drive and rotated with the planetary gear 9 of 13 external toothing of sun gear, the rotation of planetary gear 9 drives the rear wheel being connected with planet carrier 10.
Wherein, rear-wheel 11 is mounted in mandrel 1 by rolling bearing.
Principle is embodied: different rotating speeds in the same direction input simultaneously for a. motor and sprocket wheel 8, and second clutch 5 is in separation shape
State, second clutch 5 are separated with motor stator 3, and first clutch 7 is in bonding state, and gear ring 6 is connected with sprocket wheel 8, sun gear
13 with gear ring 6 be input, planet carrier 10 drive rear-wheel 11 export.
B. motor is motionless, and sprocket wheel 8 inputs, and second clutch 5 is in bonding state, second clutch 5 and motor stator knot
It closes, first clutch 7 is in bonding state, and gear ring 6 is connect with sprocket wheel 8, and sun gear 13 is fixed, and gear ring 6 inputs, planet carrier 10
Rear-wheel 11 is driven to export；When sprocket wheel 8 inputs, sprocket wheel 8 drives gear ring 6 to rotate, and gear ring 6 drives planetary gear 9 to rotate, and the second clutch
Device 5 is combined with motor stator 3 so that the sun gear 13 connecting with rotor 4 is fixed, it is therefore prevented that sun gear 13 drives motor
Rotor 4 reversion and generate mutual inductance resistance, reduce user ride electric bicycle when physical demands, improve using body
It tests.
C. motor inputs, and sprocket wheel 8 is motionless, and second clutch 5 separates, and second clutch separates with motor stator, first from
Clutch 7 separates, and gear ring 6 is separated with sprocket wheel 8, and sun gear 13 inputs, and gear ring 6 is freewheel, and planet carrier 10 drives rear-wheel 11 not have
Clearly export.
D. vehicle descending, motor and sprocket wheel 8 are motionless, and rear-wheel 11 drives planet carrier 10 to input, and second clutch 5 separates, the
Two clutches 5 are separated with motor stator, and first clutch 7 separates, and gear ring 6 is separated with sprocket wheel 8；The rear-wheel 11 of high-speed rotation drives
6 high speed rotation of gear ring engaged with planetary gear 9 after gear ring 6 is separated with sprocket wheel 8, avoids high-speed rotating gear ring 6 with movable sprocket
8 high-speed rotations, it is therefore prevented that the pedal connecting with sprocket wheel 8 damages the foot of user.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of new type electric bicycle transmission mechanism, it is characterised in that: including mandrel (1), motor, sprocket wheel (8) and planet
Mechanism, the motor and planetary mechanism are arranged on the mandrel (1), and the motor is connected with the planetary mechanism, institute
State the first clutch for being provided between sprocket wheel (8) and the planetary mechanism for sprocket wheel (8) and separating and connecting with planetary mechanism
(7).
2. new type electric bicycle transmission mechanism according to claim 1, it is characterised in that: the planetary mechanism includes tooth
Enclose (6), planetary gear (9), sun gear (13), the gear ring (6) is set on the mandrel (1), the planetary gear (9) with it is described
Gear ring (6) internal messing, the planetary gear (9) and the sun gear (13) external toothing.
3. new type electric bicycle transmission mechanism according to claim 2, it is characterised in that: the gear ring (6) with it is described
Sprocket wheel (8) connection, the first clutch (7) are arranged between gear ring (6) and sprocket wheel (8).
4. new type electric bicycle transmission mechanism according to claim 3, it is characterised in that: the planetary mechanism also wraps
It includes planet carrier (10), planet carrier (10) rigid connection has a rear-wheel (11), and the planetary gear (9) is returned around planet carrier (10)
Turn.
5. new type electric bicycle transmission mechanism according to claim 4, it is characterised in that: the rear-wheel (11) passes through rolling
Dynamic bearing is mounted on mandrel (1).
6. a kind of new type electric bicycle transmission mechanism, it is characterised in that: including mandrel (1), motor, sprocket wheel (8) and planet
Mechanism, the motor and planetary mechanism are arranged on the mandrel (1), and the motor is connected with the planetary mechanism, institute
Stating motor includes rotor (4), motor stator (3), is provided with and is used between the rotor (4) and motor stator (3)
With motor stator (3) connection or isolated second clutch (5).
7. new type electric bicycle transmission mechanism according to claim 6, it is characterised in that: the motor stator (3), electricity
Machine rotor (4) is arranged on the mandrel (1).
8. new type electric bicycle transmission mechanism according to claim 7, it is characterised in that: the planetary mechanism includes tooth
Enclose (6), planetary gear (9), sun gear (13), the gear ring (6) is set on the mandrel (1), the planetary gear (9) with it is described
Gear ring (6) internal messing, the planetary gear (9) and the sun gear (13) external toothing.
9. new type electric bicycle transmission mechanism according to claim 8, it is characterised in that: the motor is turned by motor
Sub (4) and sun gear (13) are rigidly connected.
10. new type electric bicycle transmission mechanism according to claim 9, it is characterised in that: the planetary mechanism is also
Including planet carrier (10), planet carrier (10) rigid connection has a rear-wheel (11), and the planetary gear (9) surrounds planet carrier (10)
Revolution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820070153.7U CN208453194U (en) | 2018-01-16 | 2018-01-16 | A kind of new type electric bicycle transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820070153.7U CN208453194U (en) | 2018-01-16 | 2018-01-16 | A kind of new type electric bicycle transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208453194U true CN208453194U (en) | 2019-02-01 |
Family
ID=65141154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820070153.7U Expired - Fee Related CN208453194U (en) | 2018-01-16 | 2018-01-16 | A kind of new type electric bicycle transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208453194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128400A (en) * | 2018-01-16 | 2018-06-08 | 岭南师范学院 | A kind of new type electric bicycle transmission mechanism |
-
2018
- 2018-01-16 CN CN201820070153.7U patent/CN208453194U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128400A (en) * | 2018-01-16 | 2018-06-08 | 岭南师范学院 | A kind of new type electric bicycle transmission mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20210116 |