CN107089292A - A kind of new type electric bicycle speed changing structure and method of work - Google Patents
A kind of new type electric bicycle speed changing structure and method of work Download PDFInfo
- Publication number
- CN107089292A CN107089292A CN201710432378.2A CN201710432378A CN107089292A CN 107089292 A CN107089292 A CN 107089292A CN 201710432378 A CN201710432378 A CN 201710432378A CN 107089292 A CN107089292 A CN 107089292A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M25/00—Actuators for gearing speed-change mechanisms specially adapted for cycles
- B62M25/08—Actuators for gearing speed-change mechanisms specially adapted for cycles with electrical or fluid transmitting systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
- B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
- B62M11/06—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with spur gear wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/55—Rider propelled cycles with auxiliary electric motor power-driven at crank shafts parts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of new type electric bicycle speed changing structure, including shell body, main driving motor, main driving wheel, main transmission component, speed change tooth assembly and slide assemblies, the main transmission component includes axis, the axis is connected with second gear from left to right, first gear and the 6th gear, the speed change tooth assembly includes power transmission shaft, the power transmission shaft is connected with the 3rd gear in turn from left to right, clutch tooth, 4th gear, 5th gear, the second gear, first gear and the 6th gear successively with the 3rd gear, 4th gear, 5th gear is mutually twisted connection, the first single direction ratchet is provided with 4th gear, clutch shaft bearing is provided with 3rd gear, the present invention has simple in construction, it is easy to operate, save electric energy, it can in real time be changed according to different road conditions and start motor output speed, speed change is set to ride the characteristics of becoming more comfortable.
Description
Technical field
The present invention relates to bicycle spare parts and accessories field, and in particular to a kind of new type electric bicycle speed changing structure and work side
Method.
Background technology
Electric bicycle is reequiped on the basis of bicycle, and a motor is provided with the pedal position of bicycle, by
Motor drives pedal position to be rotated, and then drives trailing wheel to advance in the teeth portion for passing to trailing wheel by chain, existing motor
Output par, c is, by generator shaft gear or belt wheel are driven by teeth portion or belt to pedal shaft gear or belt wheel, to play one
The effect of output, typically all hand are controlled place, and it is that can detect pin when foot-operated using pedal also to have more advanced
The dynamics stepped on, so that controlled motor is raised speed from low to high, and the foot-operated speed per hour of pedal only up to be per hour more than ten
Above and below kilometer, and the speed per hour of motor can typically exceed pedal speed per hour, can so feel suddenly to step on sky when trampling, very
Discomfort, if being also possible to cause a series of safety problem in the case of unfamiliar to vehicle.
The content of the invention
, can be according to difference the technical problem to be solved in the present invention is to provide a kind of simple in construction, easy to operate, saving electric energy
Motor output speed is started in change to road conditions in real time, and speed change is ridden becomes more comfortable new type electric bicycle speed changing structure.
To solve the above problems, the present invention is adopted the following technical scheme that：
A kind of new type electric bicycle speed changing structure, including shell body, main driving motor, main driving wheel, main transmission component,
Speed change tooth assembly and slide assemblies, the main driving motor are fixed on shell body, the main driving motor and main transmission component
The main driving wheel set by centre realizes that belt or tooth are driven, between the main transmission component and speed change tooth assembly by belt or
Gear is connected by a single direction ratchet (or check configuration), and the slide assemblies are arranged in shell body and positioned at main transmission
Motor the other end, the main transmission component include axis, the axis be connected with from left to right second gear, first gear and
6th gear, the speed change tooth assembly includes power transmission shaft, and the power transmission shaft is connected with the 3rd gear, clutch in turn from left to right
Tooth, the 4th gear, the 5th gear, the second gear, first gear and the 6th gear successively with the 3rd gear, the 4th gear,
5th gear, which is mutually twisted in connection, the 4th gear, is provided with the first single direction ratchet, and first axle is provided with the 3rd gear
Hold (or bearing-free, but along power transmission shaft circumferential slippage).
Further technical scheme is to be located on the axis on the right side of the 6th gear and be also associated with main output wheel, described
It is further fixed on the outside of main output wheel on the inside of chain wheel, the main output wheel provided with the needle bearing being enclosed on axis, and positioned at rolling
It is additionally provided with the left of needle bearing in the second single direction ratchet being connected with axis, the 6th gear provided with second be fixed on axis
Bearing, wherein, chain wheel is connected with outside chain, can drive central axis when foot-operated, and main output wheel at this moment can be because of
The reason for second single direction ratchet, is connected with axis and compares at the same speed, and when starting main driving motor, main output wheel is directly by main transmission
Wheel drive at a high speed, axis fails, and the chain wheel on the outside of the drive of main output wheel and simultaneously drive bicycle rear high-speed rotation.
Further technical scheme is that the left side of the clutch tooth is circumferentially fixed with more than two projections or convex
Edge, the right side of the 3rd gear is circumferentially provided with breach or notch, the clutch tooth power transmission shaft and positioned at the 4th gear and
Horizontally slipped between 3rd gear has concaveconvex structure to block circumferentially to move with power transmission shaft with power transmission shaft, when clutch tooth slides into a left side
During side, projection is snapped onto in breach, makes the 3rd pinion rotation, and second gear output work can be entered on the 3rd gear.
Further technical scheme is, the slide assemblies include the support of bearing that both sides are fixed, the support of bearing it
Between be connected with a screw mandrel, the screw mandrel and be connected with a shifting block, be provided with neck, the shifting block along annular in the clutch tooth
One end extend in neck, when shifting block is moved left and right, clutch tooth can be driven to move left and right.
Further technical scheme is that the either end of the screw mandrel is fixedly connected with a lead screw motor, the screw mandrel electricity
The other end of machine is connected with a speed detection calculations controller, and one end of speed detection calculations controller is connected with wire, conductor wire end
Portion is connected with detection block, and detection block is placed on axis or is connected with axis upper belt, can detect speed, (or be placed on wheel
Return pulse signal) and speed detection calculations controller is RD-III type rotated detection instrument or other conventional detectors.(as pacified
The Hall on magnet+vehicle frame on wheel realizes that pulse judges vehicle wheel rotational speed, and wherein wiring board receives rate signal, according to
The rate signal of reception judges motor forward or reverse, so as to realize that clutch tooth is engaged the 3rd tooth and dialled from the 3rd tooth).
Further technical scheme is that the two ends of the axis are respectively connected with for foot-operated pedal rod.
Another technical problem to be solved by the present invention is that providing a kind of new type electric bicycle simple to operate, safe and reliable
The method of work of speed changing structure.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：Comprise the following steps：
1), pin first is placed on pedal rod and trampled, and torsion at this moment is inputted from axis, and then turning on the power makes
Main driving motor energization high-speed rotation；2), main driving motor rotate by belt (or gear structure ratio) drive main driving wheel with
And main output wheel is rotated, now due to being provided with clutch shaft bearing in the 3rd gear, the 3rd gear and second gear are connected but two
Torsion is not present in person；3), there is torsion between the 4th gear and first gear, this part torsion is again by the 5th gear and the 6th tooth
Connection between wheel is output at main output wheel, and F-Zero now is 14~17km/h；4), at this moment speed detection calculations control
Device processed, which is detected, starts lead screw motor after speed, lead screw motor drives screw mandrel to rotate, and screw mandrel, which is rotated, drives shifting block to be moved to the left, and
Clutch tooth is promoted to move (start occlusion) to the left；5), clutch tooth is snapped onto at the 3rd notch gear by projection, drives the 3rd
Gear-linked, at this moment the 4th gear is because inner side is provided with the first single direction ratchet, and rotating speed is therefore in situ by the 3rd gear overrunning
No torsion that skids is exported, and transmission torsion at this moment is transferred on the 3rd gear again by the 5th gear and the 6th by second gear
Connection between gear is output at main output wheel, and the number of teeth between the 3rd gear now and second gear is equal, main output
It is speed of the 18km/h liftings to 35km/h to take turns by speed, completes the process entirely raised speed.
The beneficial effects of the invention are as follows：Speed change tooth assembly is provided with a kind of new type electric bicycle speed changing structure of the present invention
And slide assemblies, can by second gear, first gear and the 6th gear successively with the 3rd gear, the 4th gear, the 5th gear
It is mutually twisted connection to realize different transmission torsion, realizes the gentle change of speed from low to high, make to ride more
Comfortably, it is to avoid it is unexpected raise speed the discomfort caused and occur it is unexpected dangerous, while more laborsaving, continuation of the journey of riding can be made
It is farther.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of new type electric bicycle speed changing structure of the invention；
Fig. 2 is the structural representation of main transmission component in a kind of new type electric bicycle speed changing structure of the invention；
Fig. 3 is the signal of speed change tooth assembly and slide assemblies connection in a kind of new type electric bicycle speed changing structure of the invention
Figure；
Fig. 4 is a kind of new type electric bicycle speed changing structure medium-rate detection calculations controller of the invention and lead screw motor
Circuit diagram.
In figure：1 shell body, 2 main driving motors, 3 belts, 4 main driving wheels, 5 pedal rods, 6 main transmission components, 7 speed changes
Tooth assembly, 8 slide assemblies, 61 chain wheels, 62 needle bearings, 63 main output wheels, 64 the 6th gears, 65 first gears, 66 axis, 67
Second gear, 68 second bearings, 69 second single direction ratchets, 71 projections, 72 the 3rd gears, 73 breach, 74 clutch tooths, 75 the 4th teeth
Wheel, the control of 76 first single direction ratchets, 77 power transmission shafts, 78 the 5th gears, 79 necks, 710 clutch shaft bearings, 81 speed detection calculations
Device, 82 lead screw motors, 83 screw mandrels, 84 supports of bearing, 85 shifting blocks.
Embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Embodiment one
Refering to shown in Fig. 1 to Fig. 4, a kind of new type electric bicycle speed changing structure, including shell body 1, main driving motor 2,
Main driving wheel 4, main transmission component 6, speed change tooth assembly 7 and slide assemblies 8, the main driving motor 2 are fixed on shell body 1,
The main driving wheel 4 that the main driving motor 2 and main transmission component 6 are set by centre realizes that belt 3 or tooth are driven, the main biography
It is dynamic that a list is passed through by belt or gear between main transmission component and speed change tooth assembly described between component 6 and speed change tooth assembly 7
Connected to ratchet (or check configuration), the slide assemblies 8 are arranged in shell body 1 and positioned at the other end of main driving motor 2
Portion, the main transmission component 6 includes axis 66, and the axis 66 is connected with second gear 67, the and of first gear 65 from left to right
6th gear 64, the speed change tooth assembly 7 includes power transmission shaft 77, and the power transmission shaft 77 is connected with the 3rd gear in turn from left to right
72nd, clutch tooth 74, the 4th gear 75, the 5th gear 78, the second gear 67, the gear 64 of first gear 65 and the 6th successively with
3rd gear 72, the 4th gear 75, the 5th gear 78, which are mutually twisted in connection, the 4th gear 75, is provided with the first single direction ratchet
76, (this connection can correspond to transposition, such as second gear 67, the gear 64 of first gear 65 and the 6th successively with the 3rd tooth
The 72, the 4th gear 75 of wheel, the 5th gear 78 are mutually twisted and are mutually changed to left-to-right first gear 65, the gear of second gear 67 and the 6th
64 are mutually twisted with the 4th gear 75, the 3rd gear 72, the 5th gear 78 successively) clutch shaft bearing is provided with the 3rd gear 72
710 (or bearing-frees, but along the circumferential slippage of power transmission shaft 77).
It is also associated with the axis 66 positioned at the right side of the 6th gear 64 outside main output wheel 63, the main output wheel 63
Side is further fixed on chain wheel 61, and the main inner side of output wheel 63 is located at needle roller axle provided with the needle bearing 62 being enclosed on axis 66
Hold 62 left sides and be additionally provided with the second single direction ratchet 69 being connected with axis 66, interior be provided with of the 6th gear 64 is fixed on axis 66
Second bearing 68, wherein, chain wheel 61 is connected with outside chain, axis 66 can be driven to rotate when foot-operated, master at this moment
The reason for output wheel 63 can be because of the second single direction ratchet 69 are connected with axis 66 and compared at the same speed, main when starting main driving motor 2
Output wheel 63 is directly driven at a high speed by main driving wheel 4, and axis 66 fails, and main output wheel 63 drive on the outside of chain wheel 61 and simultaneously
Drive bicycle rear high-speed rotation.
The left side of the clutch tooth 74 is circumferentially fixed with more than two projections 71 or flange, the 3rd gear 72
Right side be circumferentially provided with breach 73 or notch, the clutch tooth 74 is in power transmission shaft 77 and positioned at the 4th gear 75 and the 3rd gear
Being horizontally slipped between 72 with power transmission shaft 77 has concaveconvex structure to block circumferentially to move with power transmission shaft 77 and be connected, when clutch tooth 74 is slided
During to left side, projection 71 is snapped onto in breach 73, rotates the 3rd gear 72, and the output work of second gear 67 can enter the 3rd
On gear 72.
The slide assemblies 8 include being connected with a silk between the support of bearing 84 that both sides are fixed, the support of bearing 84
It is connected with bar 83, the screw mandrel 83 in a shifting block 85, the clutch tooth 74 along annular and is provided with neck 79, the shifting block 85
One end is extended in neck 79, when shifting block 85 is moved left and right, clutch tooth 74 can be driven to move left and right.
The either end of the screw mandrel 83 is fixedly connected with a lead screw motor 82, the other end connection of the lead screw motor 82
There is a speed detection calculations controller 81, one end of speed detection calculations controller 81 is connected with wire, and the end of wire 1 is connected with detection
Block, detection block is placed on axis 66 or is connected with the upper belt of axis 66, can detect speed, (or be placed on wheel and receive arteries and veins
Rush signal), and to be RD-III type rotated detection instrument or other conventional detectors (be such as arranged on speed detection calculations controller 81
The Hall on magnet+vehicle frame on wheel, realizes that pulse judges vehicle wheel rotational speed, wherein wiring board receives rate signal, according to connecing
The rate signal of receipts judges motor forward or reverse, so as to realize that clutch tooth is engaged the 3rd tooth and dialled from the 3rd tooth).
The two ends of the axis 66 are respectively connected with for foot-operated pedal rod 5.
The method of work of the new type electric bicycle speed changing structure, comprises the following steps：1), pin is placed on pedal company first
Trampled on bar 5, torsion at this moment is inputted from axis 66, then turning on the power makes the energization high-speed rotation of main driving motor 2；
2), main driving motor 2 is rotated by belt drive main driving wheel 4 and the high-speed rotation of main output wheel 63, now due to the 3rd tooth
Clutch shaft bearing 710 is provided with wheel 72, the 3rd gear 72 and second gear 67 are connected but torsion is not present in both；3) the, the 4th
There is torsion between gear 75 and first gear 65, now gear ratio is 53 between the 4th gear 75 and first gear 65:27, this
Connection of the part torsion again between the 5th gear 78 and the 6th gear 64 is output to main output wheel 63, F-Zero now
For 14~17km/h；4), at this moment speed detection calculations controller 81 detects startup lead screw motor 82, lead screw motor 82 after speed
Screw mandrel 83 is driven to rotate, screw mandrel 83, which is rotated, drives shifting block 85 to be moved to the left, and promotes clutch tooth 74 to move to the left；5), clutch
Tooth 74 is snapped onto at the breach 73 of the 3rd gear 72 by projection 71, drive the 3rd gear 72 link, at this moment the 4th gear 75 due to
Inner side is provided with the first single direction ratchet 76, and rotating speed is surmounted by the 3rd gear 72 therefore no torsion that skids in situ is exported, at this moment
Transmission torsion be transferred to by second gear 67 on the 3rd gear 72 again by the company between the 5th gear 78 and the 6th gear 64
Connect and be output at main output wheel 63, the number of teeth between the 3rd gear 72 now and second gear 67 is equal, main output wheel 63 by
Speed is that 18km/h lifts the speed for arriving 35km/h, completes the process entirely raised speed.
Wherein：The gear ratio of 6th gear 64 and the 5th gear 78 is 30:50, circumferentially provided with a circle on power transmission shaft 77
Positive stop strip being fixed with along annular on bar-shaped trough, the circular shaft inwall of clutch tooth 74 and being snapped onto in bar-shaped trough, therefore, clutch tooth 74 is with passing
Moving axis 77 links and can moved left and right on power transmission shaft 77, and the first single direction ratchet 76 and the 5th gear 78 are each attached to transmission
Immovable on axle 77, the first single direction ratchet 76 can also be to surmount bearing to be also unilateral bearing, and being all can only be toward a direction
Rotation, both are the size difference in rotatable speed.
As shown in figure 4, after general supply is opened, speed detection calculations controller 81, lead screw motor 82 are powered, speed inspection
Resistance and both positive and negative polarity can be controlled to realize the rotating of lead screw motor 82, the control of speed detection calculations by surveying arithmetic and control unit 81
Device 81 can purchase or individually produce in each conventional electronics factory for common components on the market.
As shown in Fig. 2 the second single direction ratchet 69 and the 6th gear 64 are fixed together or for integral type structure, but second single
It is integrally fixed to ratchet 69 on axis 66, axis 66 drives the second single direction ratchet 69 to rotate when foot-operated, the second single direction ratchet 69
Output wheel 63 is driven to rotate, the speed of output wheel 63 is more than the second single direction ratchet 69 after speed is lifted and axis 66 rides speed
When will skid, the speed of output wheel 63 at this moment is more than the speed of the second single direction ratchet 69.
Above-described embodiment, simply an example of the present invention is not the implementation for limiting the present invention and interest field,
All technical schemes identical or equivalent with content described in the claims in the present invention, all should be included in the scope of the present invention.
Claims (7)
1. a kind of new type electric bicycle speed changing structure, including shell body, main driving motor, main driving wheel, main transmission component, change
Fast tooth assembly and slide assemblies, it is characterised in that：The main driving motor is fixed on shell body, the main driving motor and master
The main driving wheel that transmission component is set by centre realizes that belt or tooth are driven, between the main transmission component and speed change tooth assembly
Connected by belt or gear by a single direction ratchet, the slide assemblies are arranged in shell body and positioned at main driving motor
The other end, the main transmission component includes axis, and the axis is connected with second gear, first gear and the 6th from left to right
Gear, the speed change tooth assembly includes power transmission shaft, and the power transmission shaft is connected with the 3rd gear, clutch tooth, the in turn from left to right
Four gears, the 5th gear, the second gear, first gear and the 6th gear successively with the 3rd gear, the 4th gear, the 5th tooth
Wheel, which is mutually twisted in connection, the 4th gear, is provided with the first single direction ratchet, and clutch shaft bearing is provided with the 3rd gear.
2. a kind of new type electric bicycle speed changing structure according to claim 1, it is characterised in that：It is located on the axis
It is also associated with the outside of main output wheel, the main output wheel being further fixed in chain wheel, the main output wheel on the right side of 6th gear
Side is provided with the needle bearing being enclosed on axis, and is additionally provided with the second single direction ratchet being connected with axis on the left of needle bearing,
Provided with the second bearing being fixed on axis in 6th gear.
3. a kind of new type electric bicycle speed changing structure according to claim 1, it is characterised in that：A left side for the clutch tooth
Side is circumferentially fixed with more than two projections or flange, and the right side of the 3rd gear is circumferentially provided with breach or notch,
The clutch tooth in power transmission shaft and has concaveconvex structure to block positioned at being horizontally slipped between the 4th gear and the 3rd gear with power transmission shaft
Connection is circumferentially moved with power transmission shaft.
4. a kind of new type electric bicycle speed changing structure according to claim 1, it is characterised in that：The slide assemblies bag
Include to be connected with a screw mandrel, the screw mandrel between the support of bearing of both sides fixation, the support of bearing and be connected with a shifting block,
Neck is provided with along annular in the clutch tooth, one end of the shifting block is extended in neck.
5. a kind of new type electric bicycle speed changing structure according to claim 4, it is characterised in that：The screw mandrel it is any
One end is fixedly connected with a lead screw motor, and the other end of the lead screw motor is connected with a speed detection calculations controller.
6. a kind of new type electric bicycle speed changing structure according to claim 1, it is characterised in that：The two ends of the axis
Respectively being connected with one is used for foot-operated pedal rod.
7. a kind of method of work of new type electric bicycle speed changing structure as claimed in claim 1, it is characterised in that including with
Lower step：
1), pin first is placed on pedal rod and trampled, and torsion at this moment is inputted from axis, and then turning on the power makes main biography
Dynamic electrical power high-speed rotation；
2), main driving motor is rotated is rotated by belt drive main driving wheel and main output wheel, now due in the 3rd gear
Provided with clutch shaft bearing, the 3rd gear and second gear are connected but torsion is not present in both；3), the 4th gear and first gear
Between there is torsion, this connection of part torsion again between the 5th gear and the 6th gear is output to main output wheel, now
F-Zero be 14~17km/h；
4), at this moment speed detection calculations controller detects and starts lead screw motor after speed, and lead screw motor drives screw mandrel to rotate；Silk
Bar, which is rotated, drives shifting block to be moved to the left, and promotes clutch tooth to move to the left；
5), clutch tooth is snapped onto at the 3rd notch gear by projection, drives the 3rd gear-linked, at this moment the 4th gear is due to interior
Side is provided with the first single direction ratchet, and rotating speed is by the 3rd gear overrunning therefore skid in situ no torsion output, transmission at this moment
Torsion is transferred on the 3rd gear by second gear and is output to main output by the connection between the 5th gear and the 6th gear again
At wheel, the number of teeth between the 3rd gear now and second gear is equal, and main output wheel is that 18km/h is lifted to 35km/ by speed
H speed, completes the process entirely raised speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710432378.2A CN107089292A (en) | 2017-06-09 | 2017-06-09 | A kind of new type electric bicycle speed changing structure and method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710432378.2A CN107089292A (en) | 2017-06-09 | 2017-06-09 | A kind of new type electric bicycle speed changing structure and method of work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107089292A true CN107089292A (en) | 2017-08-25 |
Family
ID=59639285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710432378.2A Withdrawn CN107089292A (en) | 2017-06-09 | 2017-06-09 | A kind of new type electric bicycle speed changing structure and method of work |
Country Status (1)
| Country | Link |
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| CN (1) | CN107089292A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107944308A (en) * | 2017-11-27 | 2018-04-20 | 广东欧珀移动通信有限公司 | The falling protection method of electronic device and electronic device |
| CN108111669A (en) * | 2017-11-27 | 2018-06-01 | 广东欧珀移动通信有限公司 | The falling protection method of electronic device and electronic device |
-
2017
- 2017-06-09 CN CN201710432378.2A patent/CN107089292A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107944308A (en) * | 2017-11-27 | 2018-04-20 | 广东欧珀移动通信有限公司 | The falling protection method of electronic device and electronic device |
| CN108111669A (en) * | 2017-11-27 | 2018-06-01 | 广东欧珀移动通信有限公司 | The falling protection method of electronic device and electronic device |
| CN108111669B (en) * | 2017-11-27 | 2021-03-23 | Oppo广东移动通信有限公司 | Electronic device and fall protection method thereof |
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