CN209351553U - A kind of non-resistance electric bicycle - Google Patents
A kind of non-resistance electric bicycle Download PDFInfo
- Publication number
- CN209351553U CN209351553U CN201822025111.4U CN201822025111U CN209351553U CN 209351553 U CN209351553 U CN 209351553U CN 201822025111 U CN201822025111 U CN 201822025111U CN 209351553 U CN209351553 U CN 209351553U
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- China
- Prior art keywords
- single direction
- chain
- direction ratchet
- ratchet
- chain drum
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Abstract
The utility model discloses a kind of non-resistance electric bicycles comprising vehicle frame, front-wheel, rear-wheel, controller, motor, power supply, vehicle frame middle part are provided with axis, and the both ends in axis length direction are provided with foot pedal；The first single direction ratchet being coaxially connected with axis, the first chain drum, connector, the second single direction ratchet and the second chain drum are additionally provided between two foot pedals, first single direction ratchet is opposite with the second single direction ratchet, it is interior engaging type before first single direction ratchet and the first chain drum, the second single direction ratchet and the second chain drum, second single direction ratchet is connect by connector with central axis, the one end of connector far from the second single direction ratchet is fixedly connected with the first chain drum, and the first single direction ratchet is fixed with foot pedal；Axis is equipped with the torque sensor being connected with controller, preceding by chain drive between the first chain drum and rear-wheel, passes through transmission chain conveyer between the second chain drum and motor.The utility model has the effect of that non-resistance, riding is light, it is man-machine to can be achieved while driving.
Description
Technical field
The utility model relates to bicycle arts, particularly, are related to a kind of non-resistance electric bicycle.
Background technique
The definition that electric assisted bicycle country is given is driven voluntarily supplemented by motor based on human body physical agility is foot-operated
Vehicle, but there are the abnormal phenomenon that separate men from machines drives for electric assisted bicycle currently on the market.Due to it when i.e. motor operates
Revolving speed is higher than human body and rides speed, and in the case where motor driven, people cannot help its " a helping hand " at all.Due to above-mentioned original
Cause, the driving method of traditional this electric assisted bicycle otherwise can only motor be operated alone or can only manpower scrunch and ride
Row absolutely not embodies the assist function for arriving electric assisted bicycle, has violated country to its given definition.Traditional is electronic
Moped undoubtedly has an insoluble problem, that is, all there is resistance when riding and slide.Permanent magnetism high speed is toothed
Hub motor when riding or sliding, because planetary gear is rotated around sun gear, brings resistance for bicyclist；Common permanent magnetism
Anodontia hub motor, because that can not eliminate permanent-magnetic field inside motor, resistance is bigger when riding, and it is very painstaking that bicyclist rides,
It even rides motionless.
Utility model content
The purpose of the utility model is to provide a kind of non-resistance, riding is light, it is man-machine to can be achieved while driving non-resistance
Electric bicycle.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of non-resistance electric bicycle, including vehicle frame, front-wheel, rear-wheel, controller, motor, power supply, the vehicle frame middle part
It is provided with axis, the both ends in the axis length direction are provided with foot pedal；
It is additionally provided with the first single direction ratchet being coaxially connected with axis between two foot pedals, the first chain drum, connect
Device, the second single direction ratchet and the second chain drum, first single direction ratchet and the second single direction ratchet are on the contrary, first single direction ratchet
It is before interior engaging type with the first chain drum, the second single direction ratchet and the second chain drum, second single direction ratchet passes through connector
It is connect with central axis, the one end of the connector far from the second single direction ratchet is fixedly connected with the first chain drum, and described first is single
It is fixed to ratchet and foot pedal；
The axis is equipped with the torque sensor that is connected with controller, between first chain drum and rear-wheel before pass through chain
Item transmission passes through transmission chain conveyer between second chain drum and motor.
By using above-mentioned technical proposal, when riding, the active force of foot is (clockwise by foot pedal, the first single direction ratchet
Rotation), the spine dental strip of the first single direction ratchet is moved the first chain drum and is rotated clockwise at this time, and the first chain drum passes through chain-driving bicycle
Rear-wheel rotation realizes that bicycle moves ahead.Meanwhile the second single direction ratchet being arranged on the inside of the first chain drum is fixed on by connector
On first chain drum, when the rotation of the first chain drum, the first chain drum band movement connector and the second single direction ratchet rotate together, due to second
Single direction ratchet and first is unidirectionally reversed, so the second chain drum cannot be driven to rotate, i.e., active force and motor point when foot-operated
From without riding resistance.When pure electric vehicle, power supply is opened, rotates handlebar, motor work is controlled by controller, motor drives
Sprocket wheel rotates clockwise, and then is rotated clockwise with sprocket wheel by synchronous chaindriven second chain drum, and the second chain drum drives reversed
The second single direction ratchet rotation, the second single direction ratchet band movement connector rotate, connector drive the first chain drum rotation, the first chain drum
It is rotated by chain-driving rear-wheel, moving ahead for bicycle is realized, simultaneously because ratcheting company in the first chain drum and the first single direction ratchet
It connecing, the first single direction ratchet and the second single direction ratchet are reversed, thus the rotation of the first chain drum cannot drive the first single direction ratchet to rotate,
And then foot pedal will not be rotated with the first chain wheel.When power-assisted is ridden, power supply is opened, when riding, acts on the first chain drum in
Power on axis generates torque, and signal caused by this torque passes to controller, controller control by axis torque sensor
Motor work, the second chain drum of motor driven rotates clockwise, and when working principle and pure electric vehicle after motor work is essentially the same, no
The same, foot pedal is still stepping, at this moment active force, that is, power-assisted of motor and it is foot-operated when active force be combined into one so that riding
Row is very light.
The utility model is further arranged to: the connector includes fixes sleeve and needle bearing, and described second is unidirectional
Ratchet is connect by needle bearing with central axis, and the needle bearing is solid close to the side of the first single direction ratchet and fixes sleeve
Fixed connection, side of the fixes sleeve far from the second single direction ratchet is fixedly connected with the first chain drum.
By using above-mentioned technical proposal, the second reversed single direction ratchet is fixed on axis by needle bearing,
When foot-operated, equal non-resistance is ridden just the same with ordinary bicycle.
The utility model is further arranged to: the fixes sleeve is fixedly connected with the first chain drum by screw.
By using above-mentioned technical proposal, the dismounting of the first chain drum is facilitated, convenient for repair and maintenance.
The utility model is further arranged to: first chain drum includes the first ratchet outer ring fixed with fixes sleeve,
And it is fixed on the first chain wheel on the inside of the first ratchet outer ring excircle, the outer diameter of first chain wheel is less than fixed dish external diameter,
The limiting section for acting on chain is formed between first chain wheel outer and the first ratchet outer ring side wall.
By using above-mentioned technical proposal, structure processing simply easy to produce, and the setting of limiting section is then used to reduce
The possibility of de- chain.
The utility model is further arranged to: the first chain wheel riveting is bolted on the inside of the first ratchet outer ring.
By using above-mentioned technical proposal, the dismounting and maintenance of the first chain wheel are facilitated.
The utility model is further arranged to: second chain drum includes the second ratchet outer ring and the second chain wheel, and described the
Two chain wheels are fixed on side of the second single direction ratchet outer ring towards the first chain drum.
By using above-mentioned technical proposal, the split type connection of the second chain drum is realized, make it easy to process and is safeguarded.
The utility model is further arranged to: the motor is fixed on the surface on vehicle frame and being located at axis, the electricity
The output shaft of machine has been fixedly and coaxially connected sprocket wheel, the sprocket wheel and the second chain drum and has passed through transmission chain conveyer.
By using above-mentioned technical proposal, built-in motor is fixed convenient for the installation of motor.
In conclusion the advantageous effects of the utility model are as follows:
1. the first single direction ratchet, the second single direction ratchet, the first chain drum and the second chain drum are used, relative to traditional electronic
Bicycle eliminates planetary gear transmission mechanism, and then resistance when substantially reducing pure manpower, and then plays light, resistance
Small effect；
2. using needle bearing, the effect for being further reduced riding resistance can be played；
3. not interfere with each other between two active forces (foot-operated and motor) of the bicycle of the utility model, mutually balance, again
It can be combined into one, have no resistance, no matter under any working condition, axis can reverse, and any function not influenced, with oneself
Driving is the same.And the structure is simple, processing easy to produce, the common planetary gear construction of existing bicycle saved, in turn
Reduce planetary gear bring frictional resistance problem, can accomplish the effect for sufficiently reducing resistance.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the schematic diagram that the utility model is used to embody the first single direction ratchet and the second single direction ratchet structure..
Fig. 3 is the schematic diagram that the utility model is used to embody the first chain box structure.
In figure, 1, vehicle frame；11, front-wheel；12, rear-wheel；13, controller；14, motor；141, sprocket wheel；2, axis；21, torque
Sensor；3, foot pedal；4, the first single direction ratchet；41, the first chain drum；411, the first ratchet outer ring；412, the first chain wheel；413,
Limiting section；5, connector；51, fixes sleeve；52, needle bearing；6, the second single direction ratchet；61, the second chain drum；611, the second spine
Take turns outer ring；612, the second chain wheel；7, chain；8, transmission chain.
Specific embodiment
The utility model is described in detail presently in connection with attached drawing.This figure is simplified schematic diagram, only in a schematic way
Illustrate the basic structure of the utility model, therefore it only shows composition related with the utility model.
It referring to Fig.1, is a kind of non-resistance electric bicycle disclosed by the utility model, including vehicle frame 1, front-wheel 11, rear-wheel
12, controller 13, motor 14, power supply are provided with axis 2 in the middle part of vehicle frame 1, and the both ends of 2 length direction of axis are provided with foot pedal
3.Motor 14 is fixed on the surface on vehicle frame 1 and being located at axis 2, and the output shaft of motor 14 has been fixedly and coaxially connected sprocket wheel 141.
It is exposed in air to reduce motor 14, the damage phenomenon under the environment that exposes to the sun and rain can be provided with outside motor 14
Motor cover.Meanwhile the motor 14 of different capacity can also be matched, to adapt to the demand of different size, variety classes bicycle.And it is
Convenient for the installation of motor 4, the bracket for installing motor 14 can be set on vehicle frame 1, motor 4 is fixed by bracket location and installation
On vehicle frame 1, to reduce the generation for taking off chain phenomenon caused by 14 installation deviation of motor.
Referring to Figures 1 and 2, the first single direction ratchet 4 being coaxially connected with axis 2, are additionally provided between two foot pedals 3
One chain drum 41, connector 5, the first single direction ratchet 4 and the second chain drum 61.First single direction ratchet 4 and the second single direction ratchet 6 on the contrary,
It is interior engaging type before first single direction ratchet 4 and the first chain drum 41, the second single direction ratchet 6 and the second chain drum 61, second is unidirectional
Ratchet 6 is rotatablely connected by connector 5 and axis 2, and the one end of connector 5 far from the second single direction ratchet 6 and the first chain drum 41 are solid
Fixed connection.Axis 2 is equipped with the torque sensor 21 that is connected with controller 13, between the first chain drum 41 and rear-wheel 12 before pass through chain
Item 7 is driven, and is driven between the second chain drum 61 and sprocket wheel 141 by transmission chain 8.
Referring to Fig. 2, connector 5 includes fixes sleeve 51 and needle bearing 52.Second single direction ratchet 6 passes through needle bearing 52
It is connect with axis 2, needle bearing 52 is fixedly connected close to the side of the first single direction ratchet 4 with fixes sleeve 51, fixes sleeve 51
It is fixedly connected with the first chain drum 41 by screw far from the side of the second single direction ratchet 6, fixes sleeve 51 and the first chain drum 41
Fixed form is not limited to screw and fixes, and may also be configured to welding or other modes are fixed.Since the second single direction ratchet 6 is to pass through rolling
Needle bearing 52 is fixed on axis 2, so that the frictional resistance of the second chain drum 61 and axis 2 can be effectively reduced when foot-operated,
And then relative to planetary gear connection type traditional on the market so that the electric bicycle has zero resistance, when riding with
Ordinary bicycle is ridden just the same.
Referring to Fig. 2 and Fig. 3, the first chain drum 41 is identical as the structure of the second chain drum 61.First chain drum 41 includes and fixing sleeve
The first fixed ratchet outer ring 411 of cylinder 51, and it is fixed on the first chain wheel 412 of 411 periphery wall of the first ratchet outer ring；The
Two chain drums 61 include the second ratchet outer ring 611 and the second chain wheel 612, and second chain wheel 612 is fixed on outside the second single direction ratchet 6
The side of circle the first chain drum 41 of direction.The outer diameter of first chain wheel 412 is less than fixed dish external diameter, and the outer diameter of the second chain wheel 612 is less than
The outer diameter of second ratchet outer ring 611,412 outer of the first chain wheel and 411 side wall of the first ratchet outer ring form limiting section 413.It is above-mentioned
The setting of limiting section 413, for reducing the generation for taking off chain phenomenon in 7 transmission process of chain.For convenient for the first chain drum 41 and second
Lead between the assembling of chain drum 61, the first chain wheel 412 and the first ratchet outer ring 411, the second chain wheel 612 and the second ratchet outer ring 611
It crosses and is bolted or rivet interlacement.
The implementation principle of the present embodiment are as follows:
State one: not switch power supply
When foot-operated, the active force of foot is rotated clockwise by foot pedal 3, crank, the first single direction ratchet 4(), at this time first
The spine dental strip of single direction ratchet 4 moves the rotation of the first ratchet outer ring 411, since the first chain wheel 412 is to be fixed on the first ratchet outer ring 411
On, so the first chain wheel 412 also rotates clockwise, the first chain wheel 412 drives bicycle rear 12 to rotate by chain 7, real
Existing bicycle moves ahead.Meanwhile the second single direction ratchet 6 being arranged on the inside of the first chain drum 41 is fixed on the first tooth by connector 5
On disk 412, when the rotation of the first chain wheel 412, the first chain wheel 412 rotates together with movement connector 5 and the second single direction ratchet 6, by
In the second single direction ratchet 6 and the first ratchet be reversed, so reversed 6 outer ring of the second single direction ratchet cannot be driven and be fixed on
Second chain wheel 612 of 6 outer ring of the second single direction ratchet rotates, i.e., active force when foot-operated is separated with motor 14, and because of reversed the
Two single direction ratchets 6 are fixed on axis 2 by needle bearing 52, and when riding, equal non-resistance has been ridden with ordinary bicycle
It is complete the same.
State two: power supply, pure electric vehicle are opened
Power supply is opened, handlebar is rotated, motor 14 is controlled by controller 13 and is worked, motor 14 is clockwise with movable sprocket 141
Rotation, and then rotated clockwise with sprocket wheel 141 by synchronous chaindriven second chain wheel 612, the second chain wheel 612 drives reversed
The rotation of second single direction ratchet 6, the second single direction ratchet 6 are rotated with movement connector 5, and connector 5 drives the rotation of the first chain wheel 412, the
One chain wheel 412 drives rear-wheel 12 to rotate by chain 7, realizes moving ahead for bicycle.Simultaneously because the first chain wheel 412 passes through first
Ratchet outer ring 411 is connect with the first single direction ratchet 4, and the first single direction ratchet 4 and the second single direction ratchet 6 are reversed, thus the first chain wheel
412 rotation cannot drive the first single direction ratchet 4 to rotate, and then foot pedal 3 will not be rotated with the first chain wheel 412.
State three: opening power supply, and power-assisted is ridden
Power supply is opened, when riding, power on the first chain wheel 412 and axis 2 is acted on and generates torque, caused by this torque
Signal passes to controller 13 by 2 torque sensor 21 of axis, and controller 13 controls motor 14 and works, the driving of motor 14 second
Chain wheel 612 rotates clockwise, motor 14 work after working principle and pure electric vehicle when essentially the same, different to be, foot pedal 3
Still stepping, at this moment active force, that is, power-assisted of motor 14 and it is foot-operated when active force be combined into one so that ride very easily.
It does not interfere with each other between two active forces (foot-operated and motor 14) of the bicycle of the utility model, was both separated from each other,
It can be combined into one again, have no resistance.No matter under any working condition, axis 2 can reverse, and not influence any function,
As bicycle.And the structure is simple, processing easy to produce, the common planetary gear construction of existing bicycle saved,
And then reduce planetary gear bring frictional resistance problem, it can accomplish the effect for sufficiently reducing resistance.
It is enlightenment, through the above description, relevant work with the above-mentioned desirable embodiment according to the utility model
Personnel can carry out various changes and amendments in without departing from the scope of the utility model completely.This item utility model
Technical scope is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (7)
1. a kind of non-resistance electric bicycle, including vehicle frame (1), front-wheel (11), rear-wheel (12), controller (13), motor (14),
Power supply, vehicle frame (1) middle part are provided with axis (2), and the both ends of axis (2) length direction are provided with foot pedal (3)；
It is characterized by: being additionally provided with the first single direction ratchet being coaxially connected with axis (2) between two foot pedals (3)
(4), the first chain drum (41), connector (5), the second single direction ratchet (6) and the second chain drum (61), first single direction ratchet (4)
With the second single direction ratchet (6) on the contrary, first single direction ratchet (4) and the first chain drum (41), the second single direction ratchet (6) and second
It is interior engaging type before chain drum (61), second single direction ratchet (6) is rotatablely connected by connector (5) and axis (2), institute
It states connector (5) to be fixedly connected far from the one end of the second single direction ratchet (6) with the first chain drum (41), first single direction ratchet
(4) fixed with foot pedal (3)；
The axis (2) is equipped with the torque sensor (21) being connected with controller (13), first chain drum (41) and rear-wheel
(12) it is driven before between by chain (7), is driven between second chain drum (61) and motor (14) by transmission chain (8).
2. a kind of non-resistance electric bicycle according to claim 1, it is characterised in that: the connector (5) includes solid
Determine sleeve (51) and needle bearing (52), second single direction ratchet (6) is connected by needle bearing (52) and axis (2) rotation
It connects, the needle bearing (52) is fixedly connected close to the side of the first single direction ratchet (4) with fixes sleeve (51), the fixing sleeve
Cylinder (51) is fixedly connected far from the side of the second single direction ratchet (6) with the first chain drum (41).
3. a kind of non-resistance electric bicycle according to claim 2, it is characterised in that: the fixes sleeve (51) and the
One chain drum (41) is fixedly connected by screw.
4. a kind of non-resistance electric bicycle according to claim 2, it is characterised in that: first chain drum (41) includes
The first fixed ratchet outer ring (411) with fixes sleeve (51), and be fixed on the inside of first ratchet outer ring (411) excircle
First chain wheel (412), the outer diameter of first chain wheel (412) are less than fixed dish external diameter, the first chain wheel (412) outer and the
The limiting section (413) for acting on chain (7) is formed between one ratchet outer ring (411) side wall.
5. a kind of non-resistance electric bicycle according to claim 4, it is characterised in that: the first chain wheel (412) riveting
It connects or is bolted on the inside of the first ratchet outer ring (411).
6. a kind of non-resistance electric bicycle according to claim 2, it is characterised in that: second chain drum (61) includes
Second ratchet outer ring (611) and the second chain wheel (612), second chain wheel (612) are fixed on the second single direction ratchet (6) outer ring court
To the side of the first chain drum (41).
7. a kind of non-resistance electric bicycle according to claim 1, it is characterised in that: the motor (14) is fixed on vehicle
Surface on frame (1) and positioned at axis (2), the output shaft of the motor (14) has been fixedly and coaxially connected sprocket wheel (141), described
Sprocket wheel (141) and the second chain drum (61) are driven by transmission chain (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822025111.4U CN209351553U (en) | 2018-12-04 | 2018-12-04 | A kind of non-resistance electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822025111.4U CN209351553U (en) | 2018-12-04 | 2018-12-04 | A kind of non-resistance electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209351553U true CN209351553U (en) | 2019-09-06 |
Family
ID=67784416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822025111.4U Expired - Fee Related CN209351553U (en) | 2018-12-04 | 2018-12-04 | A kind of non-resistance electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209351553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353443A (en) * | 2018-12-04 | 2019-02-19 | 吉贵宝 | A kind of non-resistance electric bicycle |
| IT201900019844A1 (en) * | 2019-10-28 | 2021-04-28 | Texa Dynamics S R L | "Propulsion unit for electric assisted bicycle" |
-
2018
- 2018-12-04 CN CN201822025111.4U patent/CN209351553U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353443A (en) * | 2018-12-04 | 2019-02-19 | 吉贵宝 | A kind of non-resistance electric bicycle |
| CN109353443B (en) * | 2018-12-04 | 2023-11-07 | 吉贵宝 | Resistance-free electric bicycle |
| IT201900019844A1 (en) * | 2019-10-28 | 2021-04-28 | Texa Dynamics S R L | "Propulsion unit for electric assisted bicycle" |
| WO2021084396A1 (en) * | 2019-10-28 | 2021-05-06 | Texa Dynamics S.R.L. | Propulsion unit for electric power-assisted bicycle |
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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: 20190906 Termination date: 20211204 |