CN1256258C - Mixed dynamic double-centrifugal speed-variable inertial starting system of bicycle - Google Patents
Mixed dynamic double-centrifugal speed-variable inertial starting system of bicycle Download PDFInfo
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- CN1256258C CN1256258C CN 200410025281 CN200410025281A CN1256258C CN 1256258 C CN1256258 C CN 1256258C CN 200410025281 CN200410025281 CN 200410025281 CN 200410025281 A CN200410025281 A CN 200410025281A CN 1256258 C CN1256258 C CN 1256258C
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Abstract
The present invention discloses a mixed dynamic double-centrifugal speed-variable inertial starting system of a bicycle. A U-shaped friction disk and a plurality of centrifugal springs respectively, equally and fixedly connected with a friction block are arranged on an output shaft of an engine. Another U-shaped friction disk is externally, equally and fixedly connected with a plurality of centrifugal springs connected with another friction block. An opening of another U-shaped friction disk faces to the inside of the engine and is inlaid in the U-shaped friction disk of the friction block. A pinion wheel is arranged on an output shaft at the center outside another U-shaped friction disk. Another pinion wheel, a big gear and an output chain wheel are arranged on a drive shaft. The big gear is engaged with the pinion wheel on another U-shaped friction disk. Another big gear connected with an overrunning clutch is arranged on a wheel shaft of a foot treading crank, and is engaged with another pinion wheel of the drive shaft. The present invention can solve the problem that mixed dynamic vehicles are frequently started, remove a starting motor, increase vehicle running stability, and simultaneously add engine deceleration and foot treading chain wheel acceleration functions.
Description
Technical field
The present invention relates to the two centrifugal variable speed inertia start systems of a kind of bicycle with mixed drive power.
Background technology
Bicycle is popular main short distance traffic instrument, is tending towards at present developing to the Electrical Bicycle direction; Motor bike (comprising light cavalry) is then all the fashion in rural area and small and medium-sized cities individual's traffic.The nineties, the fuel combustion type mini-motorcycle was once voguish, but because of fuel engines, especially the discharging of double stroke fuel engines exhaust emission is serious, noise is big, is subjected to the generally repulsion of big and medium-sized cities at present, is under an embargo gradually and travels.Along with the raising of environmental demands, though also well afoot of the improvement of fuel vehicle is subjected to effects limit such as price on the light-duty vehicle, discharging is difficult to reach the advanced level of car, and is especially serious at starting and low speed situation down blow.Four-stroke gasoline engine installs the exhaust noise silencing cleaner additional can significantly reduce exhaust emission, can reach European II standard; But the more total difficulty of problem of discharging waste gas is avoided fully under combustion engine low speed and the idling.Characteristics such as the power type mini-motorcycle is low because of its noise, no gaseous contamination are accepted by masses, in promoting rapidly at present.The disadvantage of electric moving aid vehicle is that battery performance is undesirable, as power, exists that travelled distance is short, service life is short, price is high, the serial problems such as secondary pollution of deadweight ratio height and battery with battery.
Therefore a kind of a kind of light-duty vehicle-hybrid electric bicycle that combustion engine, electrical motor and electronic power changer are organically combined has arisen at the historic moment.It organically combines combustion engine, electrical motor and electronic power changer, avoids dusty gas the discharging more and battery energy storage low density shortcoming of combustion engine under starting and low speed.Under the frequent situation of traffic lights on the urban highway, avoid combustion engine to carry out the starting process of low-speed big and idle, and on idle relatively location, urban road, suburbs and road, can bring into play the advantage of internal combustion engine drive vehicle distance.Controller by meticulous development, realize that according to different road conditions and need of work are comprehensive motor-driven, electronic and pin steps on separately or complementary operation, guarantee that internal combustion engine is at high efficient area, optimize the economic performance and the emission behavior of car, simultaneously owing to electrical motor only starts and low-speed stage work, when coming up slightly, car speed just can carry out battery charging management automatically according to the needs of storage battery, battery does not need the additional dedicated charging, its continual mileage and work life can prolong greatly, and car can significantly reduce the requirement of capacity of cell.
Adopt motor-driven when bicycle with mixed drive power is low-tach, adopt engine drive in the time of high-revolving, because the speed of car is changing continually, need fire an engine continually, make actuating motor power on/off continually, shortened its life-span greatly, reduced automobile reliability, the stationarity variation that also makes vehicle operating.Solving bicycle with mixed drive power driving engine Fraquent start and closing problem is one of guardian technique problem of bicycle with mixed drive power practicability.Bicycle with mixed drive power is all very high with the rotating speed of put-put simultaneously, need slow down, and the sprocket wheel that pin is stepped on needs speedup.
Summary of the invention
The object of the present invention is to provide the two centrifugal variable speed inertia start systems of a kind of bicycle with mixed drive power, can solve the problem of motor vehicle driven by mixed power Fraquent start.
In order to achieve the above object, the technical solution used in the present invention is:
1) on the output shaft of driving engine, be equipped with engine output shaft affixed, opening is towards " U " shape friction disc in the driving engine outside, five equilibrium is connected with several centrifugal springs that connect friction shoe respectively on engine output shaft, the outer five equilibrium of another " U " shape friction disc is connected with several another the centrifugal spring that connects another friction shoe, another " U " shape friction disc opening is towards the driving engine inboard, be embedded in friction shoe and opening towards between " U " shape friction disc inboard in the driving engine outside, on the output shaft of another " U " shape friction disc outer side center miniature gears is housed, bearing is housed respectively on the output shaft of miniature gears both sides;
2) at transmission shaft another miniature gears, big gear wheel and output chain gear are housed respectively, the transmission shaft both sides are equipped with bearing respectively, the pinion on big gear wheel and another " U " shape friction disc;
3) pin treading wheel axle both sides are equipped with pin respectively and are stepped on crank, and another big gear wheel that links to each other with overriding clutch is arranged on the pin treading wheel axle, another pinion of another big gear wheel and transmission shaft, and pin treading wheel axle both sides are equipped with bearing respectively.
The present invention compares with background technology, the useful effect that has is: adopt the two centrifugal variable speed inertia start systems of bicycle with mixed drive power can solve the problem of motor vehicle driven by mixed power Fraquent start, the starting of driving engine is without actuating motor, make its starting but drive driving engine by the inertia of car when motion wheel, removed actuating motor like this, reduced cost, alleviated weight, and solved the life problems of actuating motor Fraquent start, improved automobile reliability, increased the running stability of vehicle, increased engine retard and pin simultaneously and stepped on sprocket wheel speedup function.
Description of drawings
Accompanying drawing is a structural principle scheme drawing of the present invention.
Among the figure: 1, driving engine, 2, output shaft, 3, friction disc, 4, friction shoe, 5, centrifugal spring, 6, friction disc, 7, friction shoe, 8, centrifugal spring, 9, miniature gears, 10, output shaft, 11, big gear wheel, 12, output chain gear, 13, pin is stepped on crank, and 14, pin treading wheel axle, 15, big gear wheel, 16, overriding clutch, 17, transmission shaft, 18, miniature gears.
The specific embodiment
As shown in drawings, the present invention includes:
1) on the output shaft 2 of driving engine 1, be equipped with engine output shaft 2 affixed, opening is towards " U " shape friction disc 3 in the driving engine outside, five equilibrium is connected with several centrifugal springs 8 that connect friction shoe 7 respectively on engine output shaft 2, another " U " shape friction disc 6 outer five equilibriums are connected with several another the centrifugal spring 5 that connects another friction shoe 4, another " U " shape friction disc 6 openings are towards the driving engine inboard, be embedded in friction shoe 7 and opening towards between " U " shape friction disc 3 inboards in the driving engine outside, on the output shaft 10 of another " U " shape friction disc 6 outer side center miniature gears 9 is housed, on the output shaft 10 of miniature gears 9 both sides bearing is housed respectively;
2) at transmission shaft 17 another miniature gears 18, big gear wheel 11 and output chain gear 12 are housed respectively, transmission shaft 17 both sides are equipped with bearing respectively, miniature gears 9 engagements on big gear wheel 11 and another " U " shape friction disc 6;
3) pin treading wheel axle 14 both sides are equipped with pin respectively and are stepped on crank 13, and another big gear wheel 15 that links to each other with overriding clutch 16 is arranged on the pin treading wheel axle 14, another miniature gears 18 engagements of another big gear wheel 15 and transmission shaft 17, and pin treading wheel axle 14 both sides are equipped with bearing respectively.
Said several centrifugal springs 8 and several another centrifugal spring 5 are 2～20.
Principle of work of the present invention is as follows:
(1) situation of engine retard driving:
Centrifugal spring 8 is housed on the output shaft 2 of driving engine 1, friction shoe 7 links to each other with centrifugal spring 8, when engine speed reaches setting value, friction shoe 7 is under action of centrifugal force, overcome the effect of centrifugal spring 8, work with friction disc 6, driving friction disc 6 rotates, friction disc 6 drives output shaft 10 and rotates, and output shaft 10 drives output pinion 9 again and rotates, and miniature gears 9 drives big gear wheel 11 and rotates, big gear wheel 11 drives output chain gear 12 by transmission shaft 17 and rotates, output chain gear links to each other with drive sprocket on the bicycle rear, drives car and advances, and the reduction ratio of driving engine is by the ratio of number of teeth decision of miniature gears 9 and big gear wheel 11; Transmission shaft 17 also drives miniature gears 18 rotations simultaneously, and miniature gears 18 drives big gear wheels 15 and rotates, owing to big gear wheel 15 is installed on the pin treading wheel axle 14 by overriding clutch 16, so big gear wheel 15 idle running, do not drive 15 rotations of pin treading wheel axle; When the rotating speed of driving engine did not reach setting value, the centnifugal force of friction shoe 7 was not enough to overcome the application force of centrifugal spring 8, made friction shoe 7 and friction disc 6 break away from, and the output shaft 2 of driving engine is being with friction shoe 7 idle running, not transferring power; The engine speed that works can be realized by the predetermincd tension of the centrifugal spring 8 of adjusting and the quality of rigidity and friction shoe 7.
(2) situation of inertia starting driving engine:
When the speed of car reaches setting value, need be by engine drive, during fire an engine, system is work like this: the inertia of car drives sprocket wheel 12 rotations, sprocket wheel 12 drives big gear wheel 11 rotations by transmission shaft 17, big gear wheel 11 Drive pinions 9 rotate, miniature gears 9 drives output shaft 10 rotations, output shaft 10 drives friction disc 6 rotations, be connected with centrifugal spring 5 and friction shoe 4 on the friction disc 6, when the speed of car reaches setting value, just friction disc 6 reaches when setting rotating speed, friction shoe 4 is under action of centrifugal force, overcome the effect of centrifugal spring 5, work, drive friction disc 3 and rotate with friction disc 3, friction disc 3 drives output shaft 2 and rotates, thus fire an engine 1; The speed of the car of fire an engine can realize by the predetermincd tension of the centrifugal spring 5 of adjusting and the quality of rigidity and friction shoe 4; The situation work of describing according to above-mentioned (1) again after driving engine 1 starting.
(3) pin is stepped on the situation of riding and starting:
When fuel is used up, do not had electricity, is out of order or reason that certain is special, bicycle with mixed drive power can also pin be stepped on and is ridden and start, specific as follows: people's pin is stepped on pin and is stepped on crank 13, driving pin treading wheel axle 14 rotates, pin treading wheel axle 14 drives big gear wheel 15 by overriding clutch 16 and rotates, big gear wheel 15 Drive pinions 18, miniature gears 18 drives output chain gear 12 rotations by transmission shaft 17, output chain gear 12 links to each other with drive sprocket on the bicycle rear, the driving car advances, and the over-speed gear ratio that pin is stepped on is by the ratio of number of teeth decision of big gear wheel 15 and miniature gears 18; Transmission shaft 17 also drives big gear wheel 11 rotations simultaneously, big gear wheel 11 drives miniature gears 9 and rotates, miniature gears 9 drives friction disc 6 by output shaft 10 and rotates, friction disc 6 drives friction spring 5 and friction shoe 4 rotations again, when the rotating speed of friction disc 6 is lower, when just the speed stepped on of pin was low, the centnifugal force of friction shoe 4 was not enough to overcome the effect of centrifugal spring 5, friction shoe 4 breaks away from idle running with friction disc 3, and the realization manpower is ridden; When the rotating speed of friction disc 6 is enough high, when just the speed stepped on of pin is enough high, the centnifugal force of friction shoe 4 overcomes the effect of centrifugal spring 5, friction shoe 4 combines with friction disc 3, drive friction disc 3 rotations, friction disc 3 drives output shaft 2 rotations again, and output shaft 2 rotation fire an engines 1 realize riding starting.
Claims (2)
1, the two centrifugal variable speed inertia start systems of a kind of bicycle with mixed drive power is characterized in that:
1) on the output shaft (2) of driving engine (1), be equipped with engine output shaft (2) affixed, opening is towards " U " shape friction disc (3) in the driving engine outside, five equilibrium is connected with several centrifugal springs (8) that connect friction shoe (7) respectively on engine output shaft (2), the outer five equilibrium of another " U " shape friction disc (6) is connected with several another the centrifugal spring (5) that connects another friction shoe (4), another " U " shape friction disc (6) opening is towards the driving engine inboard, be embedded in friction shoe (7) and opening towards between " U " shape friction disc (3) inboard in the driving engine outside, on the output shaft (10) of another " U " shape friction disc (6) outer side center miniature gears (9) is housed, on the output shaft (10) of miniature gears (9) both sides bearing is housed respectively;
2) at transmission shaft (17) another miniature gears (18), big gear wheel (11) and output chain gear (12) are housed respectively, transmission shaft (17) both sides are equipped with bearing respectively, miniature gears (9) engagement on big gear wheel (11) and another " U " shape friction disc (6);
3) pin treading wheel axle (14) both sides are equipped with pin respectively and are stepped on crank (13), another big gear wheel (15) that links to each other with overriding clutch (16) is arranged on the pin treading wheel axle (14), another big gear wheel (15) meshes with another miniature gears (18) of transmission shaft (17), and pin treading wheel axle (14) both sides are equipped with bearing respectively.
2, the two centrifugal variable speed inertia start systems of a kind of bicycle with mixed drive power according to claim 1, it is characterized in that: said several centrifugal springs (8) and several another centrifugal spring (5) are 2～20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410025281 CN1256258C (en) | 2004-06-12 | 2004-06-12 | Mixed dynamic double-centrifugal speed-variable inertial starting system of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410025281 CN1256258C (en) | 2004-06-12 | 2004-06-12 | Mixed dynamic double-centrifugal speed-variable inertial starting system of bicycle |
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| Publication Number | Publication Date |
|---|---|
| CN1583501A CN1583501A (en) | 2005-02-23 |
| CN1256258C true CN1256258C (en) | 2006-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200410025281 Expired - Fee Related CN1256258C (en) | 2004-06-12 | 2004-06-12 | Mixed dynamic double-centrifugal speed-variable inertial starting system of bicycle |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100526113C (en) * | 2005-09-28 | 2009-08-12 | 孙为红 | Energy-storing type biaxial variable-speed motor for electric vehicle |
| CN108146642B (en) * | 2017-11-22 | 2024-05-17 | 中国民航大学 | Oil-driven engine speed reducer with large thrust-weight ratio |
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