CN2797177Y - Electric power assisted bicycle - Google Patents
Electric power assisted bicycle Download PDFInfo
- Publication number
- CN2797177Y CN2797177Y CNU2005200567757U CN200520056775U CN2797177Y CN 2797177 Y CN2797177 Y CN 2797177Y CN U2005200567757 U CNU2005200567757 U CN U2005200567757U CN 200520056775 U CN200520056775 U CN 200520056775U CN 2797177 Y CN2797177 Y CN 2797177Y
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- Prior art keywords
- gear
- fluted disc
- controller
- bicycle
- axis
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Abstract
The utility model discloses an electric power assisted bicycle which comprises a frame (33) of the bicycle. The utility model is characterized in that the electric power assisted bicycle also comprises an electric motor (1), a controller (54), a mechanical driving mechanism and a detecting device, wherein the mechanical driving mechanism comprises a directly engaging and driving gear set, wherein a gear of the input end of which is engaged with a motor gear (30) of a rotating shaft of the electric motor (1) and a gear of the output end of which is fixed on a centre shaft of the bicycle and is engaged and connected with a fluted disc of the bicycle; the detecting device is composed of a photosensitive inductor (53) and an inducting fluted disc (13). The inducting fluted disc (13) is arranged on a centre shaft of a non-motor vehicle, and is rotated with the centre shaft. The signal output end of the photosensitive inductor (53) is connected with the control signal input end of the controller (54), and the signal output end of the controller (54) is connected with the control end of motor power supply. The utility model has the advantages of simple structure, reliable running, strong interference resistant ability, convenient maintenance, etc. The utility model is suitable for the reformation of common bicycles.
Description
Technical field
The utility model relates to a kind of unpowered vehicle, relates in particular to a kind of electric assisted bicycle, comprises that two take turns morpet, three-wheel morpet, four-wheel force aid rickshaw and single wheel boosted vehicle.Belong to the vehicle driving device field in operation, the transportation.
Background technology
Along with the continuous increase of human environmental consciousness, the morpet of zero-emission causes people's very big concern.Generally we mainly are made up of the actuating device and the power-supply controller of electric of battery, electrical motor, strap drive axle and transmission gear the drive system of common morpet, and wherein particularly the design of the actuating device of transmission gear and controller and performance directly have influence on use, maintenance and the safety of bicycle.The electric drive unit of morpet of the prior art, it comprises with pedal and central order unit bonded assembly sensor, battery-driven electrical motor, the reduction unit that is used for transmitting moving and battery pack and forming, electrical motor receives the order that the central order unit is sent, the electric current that this central order unit record battery provides, this electric current is decided according to the signal of user's generation is strong and weak, this signal is decided according to the pedal action pulse that receives again, and this pulse is monitored by central order unit bonded assembly sensor.The mechanical movement that electrical motor produces is transferred to center cell by the reduction unit, and from center cell, this moves through the hierarchical transmission chain and is transferred to trailing wheel.These innovation and creation have solved the user and have gone up a hill, climb or the required power-assisted size during other load-carrying, and this power-assisted can be adjusted.But it has the following disadvantages: what one, connect reduction unit and center cell in these innovation and creation is sprocket wheel and chain, and this design safety and balance are poor like this, easily skid between sprocket wheel and the chain, and the volume increase, whole sight is not good; Two, reduction unit design complexity, part is many, safeguards inconvenience.
The utility model content
Technical problem to be solved in the utility model, goal of the invention promptly of the present utility model are in order to provide a kind of simple in structure, reliable, and antijamming capability is strong, morpet easy to maintenance.
Technical matters of the present utility model solves by taking following technical scheme:
Electric assisted bicycle comprises cycle frame, it is characterized in that: also comprise electrical motor, controller, mechanical transmission mechanism and detecting device; Described mechanical transmission mechanism comprises the gear cluster of direct engaged transmission, and the input end gear of the gear cluster of this direct engaged transmission and shaft of motor gear mesh, gear of output end are fixed on the axis of bicycle and are connected with a joggle with the fluted disc of bicycle; Described detecting device is made of light-inductive device and induction fluted disc, the induction fluted disc is installed in the axis of unpowered vehicle and follows this axis and rotate, protruding two of the detection head of light-inductive device is surveyed pin, survey the both sides that pin is respectively in the induction fluted disc for two, the signal output part of light-inductive device connects the signal input end of controller; The signal output part of controller connects the control end of motor power.
Technical matters of the present utility model further also can solve by taking following technical scheme:
Described mechanical transmission mechanism is made up of quadrant gear, adapter shaft, stem gear, helical wheel, axis wheel; Motor gear engagement on described quadrant gear and the motor rotary shaft, stem gear be fixed in quadrant gear rotating shaft, with helical wheel engagement, helical wheel directly is connected with the axis of unpowered vehicle or is connected with the axis of unpowered vehicle by middle arbor wheel, the part that the axis wheel is positioned at the helical wheel outside is provided with some rectangular teeths, be connected with the fluted disc of unpowered vehicle by described rectangular teeth, drive fluted disc and rotate.
The gear cluster of described engaged transmission comprises secondary or the above multi-stage gear transmission of secondary, and is corresponding with it, is provided with sorter controller in the electric boosted actuating device.
Described controller is provided with high, medium and low third gear output signal, drives described torque transfer to adjust output power of motor.Described motor mounting is on bicycle middle shaft.
Compared with prior art, the utlity model has following outstanding effect:
1, torque transfer comprises transmission gear, transmission axle and Ring gear, described transmission gear is engaged with each other, be connected with electrical motor with pedal with Ring gear by transmission axle respectively, this design simplification the part assembling, easy to maintenance, greatly reduce labour power, simultaneously because the existence of transmission gear has strengthened safety, balance and the anti-interference resistance of bicycle.
2, described inductor is a photoelectric sensor, be installed in pedal below, the electric signal that obtains is promptly passed to controller, improved sensitivity and degree of automation.
3, described controller is divided into high, medium and low third gear according to the electric signal size that described inductor produces, drive described torque transfer to adjust output power of motor, the refinement signal power, thereby provide corresponding power-assisted size, both reduced expenditure of energy, improved degree of utilization, also provided cost savings, prolonged battery life, made machine have hommization.
4, described motor mounting is on bicycle middle shaft, described electrical motor, transmission axle and transmission gear are coated in the semiclosed housing, and this is compact to design, have reduced the equipment installation volume, guarantee moving down of the whole center of gravity of morpet simultaneously, improved its balance.
Description of drawings
Fig. 1 position the utility model example structure scheme drawing.
Fig. 2 is the structural representation of assistant force drive device and detecting device.
Fig. 3 is the electrical schematic diagram of controller.
The specific embodiment
Below in conjunction with specific embodiment the utility model is specifically described.
Specific embodiment 1:
Fig. 1, Fig. 2 and Fig. 3 constitute embodiment 1 of the present utility model.As Fig. 1, Fig. 2 and shown in Figure 3, present embodiment is by cycle frame 33 and the electrical motor 1 that is arranged on the bicycle, controller 54, mechanical transmission mechanism and detecting device are formed, described mechanical transmission mechanism comprises the gear cluster of direct engaged transmission, the input end quadrant gear 5 of the gear cluster of this direct engaged transmission and 30 engagements of the motor gear of electrical motor 1, stem gear 31 is fixed in the rotating shaft of quadrant gear (5), with helical wheel 10 engagements, described detecting device is made of light-inductive device 53 and induction fluted disc 13, induction fluted disc 13 is installed in the axis of unpowered vehicle and follows this axis and rotate, protruding two of the detection head of light-inductive device 53 is surveyed pin, survey the both sides that pin is respectively in induction fluted disc 13 for two, the signal output part of light-inductive device 53 connects the signal input end of controller 54; The signal output part of controller connects the control end of power-supply battery 55, and controller 54 is provided with switch 51, gear 52, under-voltage detecting device 57 and overload detector 56.
In the present embodiment, described mechanical transmission mechanism is made up of quadrant gear 5, adapter shaft 2, stem gear 31, helical wheel 10, middle arbor wheel 8; Motor gear 30 engagements in described quadrant gear 5 and electrical motor 1 rotating shaft, stem gear 31 is fixed in the rotating shaft of quadrant gear 5 and helical wheel 10 engagements, helical wheel 10 directly is connected with the axis of unpowered vehicle or is connected with the axis 23 of unpowered vehicle by middle arbor wheel 8, the part that middle arbor wheel 8 is positioned at helical wheel 10 outsides is provided with some rectangular teeths, be connected with the fluted disc 19 of unpowered vehicle by described rectangular teeth, driving fluted disc 19 rotates, axis 23 is positioned location bearing 11 and locatees 12 li on aluminium circle, induction fluted disc 13 is positioned to respond to 15 li of fluted disc end cap 14 and locations bearing, left side crank throw 16 is connected and fixed by screw 13 with axis 23, location bearing 6 is coated in the end cap 7, unilateral bearing 9 is installed in the helical wheel 10, bearing 3 and location end cap 4 are installed on the adapter shaft 2.The gear cluster of described engaged transmission comprises secondary or the above multi-stage gear transmission of secondary, and is corresponding with it, is provided with sorter controller in the electric boosted actuating device.Described controller 54 is provided with high, medium and low third gear output signal, drives described torque transfer to adjust electrical motor 1 horsepower output.Described electrical motor 1 is installed on the bicycle middle shaft.Described electrical motor 1, transmission axle and transmission gear are coated in the semiclosed housing.
Principle of work: when electrical motor 1 energising rotation, motor gear 30 drives quadrant gear 5 rotations, quadrant gear 5 has changed sense of motion, stem gear 31 drives helical wheel 10 rotations, because middle arbor wheel 8 is coaxial with helical wheel 10, therefore middle arbor wheel 8 is followed helical wheel 10 rotations, rotates thereby drive fluted disc 19 by rectangular teeth, this fluted disc 19 is positioned on the aluminium dish 20, and fluted disc 19 drives flywheel 25 rotations by chain 24.Because left threading 17 is connected with axis 23 by left crank throw 16, right threading 22 is connected with axis 23 by right crank throw 21, and axis 23 is connected and fixed by screw 18 and left crank throw 16, therefore, when electrical motor 1 drove axis 23 rotations, the people just saved most of strength when stepping bicycle.Reach electric boosted purpose.Simultaneously, left and right when foot-operated when manually stepping, the axis rotation, induction fluted disc 13 is followed axis 6 rotations, because the detection pin of light-inductive device 53 is positioned at the both sides of induction fluted disc 13, therefore, along with the rotation of induction fluted disc 13, light-inductive device 53 constantly detects the variation of light, exports from mouth thereby produce electric signal.When manually stopping to step, because axis stops the rotation, therefore, be reflected to not counter the changing of light of the detection pin of light-inductive device 53, the mouth of light-inductive device 53 does not have signal output, controller 54 power cut-offs, electrical motor 1 corresponding quitting work.
Specific embodiment 2:
The characteristics of present embodiment are: the gear cluster of described engaged transmission comprises secondary or the above multi-stage gear transmission of secondary, corresponding with it, be provided with sorter controller in the electric boosted actuating device, by the electrical speed of this sorter controller control bicycle, thereby reach the purpose of controlling the morpet kinematic velocity.
The utility model also applicable on tricycle, quadricycle or the wheelbarrow, and can repack general manpower cart or three-wheel vehicle into morpet both applicable to two wheel bicycles, can be widely used in human lives's field of traffic.
Claims (5)
1, electric assisted bicycle comprises cycle frame (33), it is characterized in that: also comprise electrical motor (1), controller (54), mechanical transmission mechanism and detecting device; Described mechanical transmission mechanism comprises the gear cluster of direct engaged transmission, and the engagement of the shaft gear of the input end gear of the gear cluster of this direct engaged transmission and electrical motor (1), gear of output end are fixed on the axis of bicycle and are connected with a joggle with the fluted disc of bicycle; Described detecting device is made of light-inductive device (53) and induction fluted disc (13), induction fluted disc (13) is installed in the axis of unpowered vehicle and follows this axis and rotate, protruding two of the detection head of light-inductive device (53) is surveyed pin (3), survey the both sides that pin is respectively in induction fluted disc (13) for two, the signal output part of light-inductive device (53) connects the signal input end of controller (54); The signal output part of controller (54) connects the control end of motor power.
2, electric assisted bicycle according to claim 1 is characterized in that: described mechanical transmission mechanism is made up of quadrant gear (5), adapter shaft (2), stem gear (31), helical wheel (10), middle arbor wheel (8); Motor gear (30) engagement in described quadrant gear (5) and electrical motor (1) rotating shaft, stem gear (31) be fixed in quadrant gear (5) rotating shaft, with helical wheel (10) engagement, helical wheel (10) directly is connected with the axis of unpowered vehicle or is connected with the axis (23) of unpowered vehicle by middle arbor wheel (8), the part that middle arbor wheel (8) is positioned at helical wheel (10) outside is provided with some rectangular teeths, is connected, drives fluted disc (19) by the described rectangular teeth and the fluted disc (19) of unpowered vehicle and rotate.
3, electric assisted bicycle according to claim 1 is characterized in that: the gear cluster of described engaged transmission comprises secondary or the above multi-stage gear transmission of secondary, and is corresponding with it, is provided with sorter controller in the electric boosted actuating device.
4, electric assisted bicycle according to claim 1 is characterized in that: described controller (54) is provided with high, medium and low third gear output signal, and correspondingly battery output also produces three kinds of size of current and drives described torque transfer.
5, electric assisted bicycle according to claim 1 is characterized in that: described electrical motor 1 is installed on the bicycle middle shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200567757U CN2797177Y (en) | 2005-04-11 | 2005-04-11 | Electric power assisted bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200567757U CN2797177Y (en) | 2005-04-11 | 2005-04-11 | Electric power assisted bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2797177Y true CN2797177Y (en) | 2006-07-19 |
Family
ID=36868412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200567757U Expired - Fee Related CN2797177Y (en) | 2005-04-11 | 2005-04-11 | Electric power assisted bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2797177Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105121266A (en) * | 2013-01-15 | 2015-12-02 | 罗伯特·博世有限公司 | Method and device for detecting a maintenance situation in a two-wheeled vehicle |
-
2005
- 2005-04-11 CN CNU2005200567757U patent/CN2797177Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105121266A (en) * | 2013-01-15 | 2015-12-02 | 罗伯特·博世有限公司 | Method and device for detecting a maintenance situation in a two-wheeled vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA AVIATION TECHNOLOGY GUANGZHOU CO., LTD. Free format text: FORMER NAME: CHINA AVIATION TECHNOLOGY IMPORT AND EXPORT GUANGZHOU CO.,LTD. |
|
| CP03 | Change of name, title or address |
Address after: Guangdong Province, Guangzhou City, Poly International Plaza, No. 1 Haizhuqu District Road East, Pazhou South Tower 3 4 floor, zip code: 510335 Patentee after: China National Aero-Technology Guangzhou Co., Ltd. Address before: Guangdong Province, Dongshan District of Guangzhou city forestry road two Road Gang bamboo thread 39-1, zip code: 510080 Patentee before: Guangzhou Co. of China Aeronautic Technology I/E Corp. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060719 Termination date: 20140411 |