CN201834159U - Bicycle with levers linked with ratchet wheels - Google Patents
Bicycle with levers linked with ratchet wheels Download PDFInfo
- Publication number
- CN201834159U CN201834159U CN2010205548908U CN201020554890U CN201834159U CN 201834159 U CN201834159 U CN 201834159U CN 2010205548908 U CN2010205548908 U CN 2010205548908U CN 201020554890 U CN201020554890 U CN 201020554890U CN 201834159 U CN201834159 U CN 201834159U
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- wheel
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- ratchet
- bicycle
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Abstract
The utility model discloses a bicycle with levers linked with ratchet wheels, which comprises a bicycle frame, a front wheel, a rear wheel, a rear axle and a wheel drive device, wherein the wheel drive device comprises a left and right lever up and down switching device, and a left and right ratchet wheel drive device, the left and right lever up and down switching device comprise levers, lever connectors, bicycle frame connectors, sun gears, planet gears, gear rings and a mandrel; and the left and right ratchet wheel drive device is the friction type ratchet wheel mechanism and comprise rollers, slope type one-way clutches, ratchet wheel hubs and ratchet wheel connectors. In the utility model, drive, speed change and acting force are centralized on the rear axle, the levers are three to five times as long as a crank shaft mechanism and are telescopic, and a seat cushion can be moved forwards and backwards; and stepless speed regulation function can be achieved by changing the rotating angles of two foot pedals. Speed change is achieved through the star wheel structure, so that the transmission is compact and the work is reliable, and the bicycle has the advantages of simple structure, high transmission rate, long service life and low failure rate, and is brand-new, convenient to maintain, and comfortable and stable to ride.
Description
Technical field
The utility model relates to a kind of bicycle, relates in particular to a kind of bicycle of lever ratchet gearing.
Background technology
Bicycle is consumes energy neither, can not cause the pollution to environment again, is a kind of good walking-replacing tool.Yet up to now, bicycle on the market all adopts crank, chain wheel driving structure at present, and the circumference movable part is more, the fault rate height.Made the bicycle that 200910134864.1 of significant improvement discloses a kind of linking lever and cam at above-mentioned defective, thoroughly abandoned piston crank mechanism and associated components, substituted traditional type of drive with double-legged up-and-down movement.Proposed to have solved the problem that crank, chain wheel drive structure exist from principle with the lever ratchet device.But its structure is still complicated and the accuracy requirement height, and is easy to wear, adjusts and repairs difficulty.Service life is shorter.
The utility model content
In view of this, the utility model provides a kind of bicycle of simple in structure, lever ratchet gearing that transmission ratio is high.
In order to achieve the above object, the utility model provides a kind of bicycle of lever ratchet gearing, described bicycle includes vehicle frame, front vehicle wheel, rear wheel, hind axle and wheel driver, wherein, described wheel driver includes left and right lever transfer device and left and right ratchet drive device up and down, wherein:
Described left and right lever transfer device up and down comprises lever, lever connector, vehicle frame connector, sun wheel, satellite gear, gear ring and axle, described sun wheel is individually fixed in the axle two ends, satellite gear is installed on respectively on sinistral carriage connector and the right side lever connector, gear ring is connected with left side lever connector and dextral carriage connector respectively, described hind axle is placed on the described axle, described vehicle frame connector sky is enclosed within on the hind axle, and lever connector sky is enclosed within on the axle and can freely swings;
Described left and right ratchet drive device is the friction-type ratchet device, comprise roller, ramp type free-wheel clutch, ratchet hub and ratchet connector, described ratchet hub and described hind axle are connected, described ramp type free-wheel clutch places in the described ratchet hub, the external diameter of described ramp type free-wheel clutch and described ratchet hub are connected, internal diameter and ratchet connector are connected, and when lever swung up and down, the engagement of ramp type free-wheel clutch also promoted the hind axle rotation.
As preferably, described wheel driver also includes transmission system, has rear wheel brake on the bicycle of described lever ratchet gearing, described transmission system comprises second sun wheel, second satellite gear, second gear ring, pinion stand, gear ring base, free-wheel clutch and rear-wheel hub, described second gear ring and gear ring base are connected, gear ring base is placed on the hind axle, gear ring base is fixed on the described rear wheel brake, described rear wheel brake is fixed on the vehicle frame, described pinion stand comprises first pinion stand and second pinion stand, described first pinion stand and hind axle are connected, the second pinion stand sky is enclosed within on the hind axle, satellite gear is arranged on the pinion stand, and satellite gear meshes with second gear ring and second sun wheel respectively, and second sun bye is enclosed within on the hind axle, when hind axle rotates, first pinion stand is by second satellite gear, second sun wheel, second pinion stand drives second sun wheel and rotates, and second sun wheel and free-wheel clutch engagement promote rear-wheel hub and rotate.
As preferably, described lever is the lever of adjustable in length.
As preferably, also have seat cushion on the bicycle of described lever ratchet gearing, described seat cushion be can before and after the seat cushion regulated.
Compared to existing technology, the principle of work of the utility model employing friction-type ratchet device and lever, gear transmission way of combining, free-wheel clutch with ratchet device combines with lever effectively, finished the one way engagement of lever, with the forward and backward principle of satellite gear transmission, the upper and lower alternating movement that has solved lever.The way that the utility model has had in also having adopted and having moved has solved the connectivity problem between each member, and promptly except that vehicle frame connector, gear ring base, brake and vehicle frame were connected, all the other all were movable, and effect is different, and rotating speed also differs.The utility model has thoroughly been abandoned members such as chain, sprocket wheel, axis, has changed body frame structure for automotive on a large scale, makes the moulded novel unique of bicycle.Way with the combination of lever, ratchet device all concentrates on driving, speed change, application force on the hind axle, make lever length be crank mechanism 3-5 doubly, lever is scalable, seat cushion is that front and back are removable, changes the rotational angle that both feet scrunch, and has formed the effect of infinite speed variation.Use the star wheel structure speed change, make transmission compactness, reliable operation, provide a kind of brand new, simple in structure, transmission ratio is high, at the bottom of the long service life, fault rate, easy to maintenance, drive comfortable stable bicycle.
Description of drawings
Fig. 1 is that the bicycle of lever ratchet gearing is overlooked the integral structure scheme drawing;
Fig. 2 is the bicycle driving apparatus structure scheme drawing of lever ratchet gearing;
Fig. 3 is the lever left sectional structure scheme drawing of the bicycle of lever ratchet gearing;
Fig. 4 is the right lever sectional structure scheme drawing of the bicycle of lever ratchet gearing
Fig. 5 is a down conversion operational diagram on the lever of bicycle of lever ratchet gearing;
Fig. 6 is the ratchet drive device sectional structure scheme drawing of the bicycle of lever ratchet gearing;
Fig. 7 is the transmission system sectional structure scheme drawing of the bicycle of lever ratchet gearing;
Fig. 8 is the planetary speed changing devices operational diagram of the bicycle of lever ratchet gearing;
Fig. 9 is the bicycle integral structure scheme drawing of lever ratchet gearing.
The specific embodiment
Relevant detailed description of the present utility model and technology contents, conjunction with figs. is described as follows, however accompanying drawing is only for reference and explanation, is not to be used for the utility model is limited.
See also Fig. 1, Fig. 2, the utility model provides a kind of bicycle of lever ratchet gearing, and it includes vehicle frame, front vehicle wheel, rear wheel and wheel driver.Described wheel driver comprises left and right lever converting means up and down, left and right ratchet drive device, and transmission system.
See also Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 9, described lever converting means up and down comprises lever 11A, 11B lever connector 17A, 17B vehicle frame connector 13A, 13B sun wheel 12A, 12B satellite gear 14A, 14B gear ring 15A, 15B and axle 16, described lever 11A, but its length free adjustment of 11B, but free adjustment before and after the seat cushion, described satellite gear 14A is installed on the vehicle frame connector 13A, gear ring 15A and lever connector 17A are connected, lever connector 17A, the 17B sky is enclosed within on the axle 16, and can freely swing described sun wheel 12A, 12B is fixed on the axle 16.As lever 11A during to lower swing, lever 11A drives axle 16 by gear ring 15A, satellite gear 14A, sun wheel 12A and makes backward rotation.During axle 16 backward rotation, axle 16 drives sun wheel 12B, and sun wheel 12B carries out star-wheel 14B and rotates, under the placing restrictions on of gear ring 15B, make on the satellite gear 14B pull lever connector 17B and lift, finish on the lever the upper and lower alternating movement of having lifted, formed lever.
See also Fig. 2, Fig. 6, described left and right ratchet drive device is the friction-type ratchet device, be exactly that roller, ramp type free-wheel clutch 21, ratchet hub 23 and hind axle 24 are formed, described ratchet hub 23 is connected with hind axle 24, described ramp type free-wheel clutch 21 places in the ratchet hub 23, ramp type free-wheel clutch 21 external diameters and ratchet hub 23 are connected, internal diameter and ratchet connector 18 are connected, as lever 11A during to lower swing, ramp type free-wheel clutch 21 promotes hind axles 24 with ratchet hub 23 engagements and turns over certain angle.
See also Fig. 2, Fig. 7, Fig. 8, described transmission system comprises second sun wheel 37,38, second satellite gear 31,32, second gear ring 33,34, pinion stand 35,36, gear ring base 316,317, free-wheel clutch 39 and rear-wheel hub 313 are formed, described second gear ring 33,34 with gear ring base 316,317 are connected, gear ring base 316 is placed on the hind axle 24, gear ring base 316 is fixed on rear wheel brake 318, rear wheel brake 318 is fixed on the vehicle frame, first pinion stand 35 is connected with hind axle 24, second pinion stand, 36 skies are enclosed within on the hind axle 24, pinion stand 35, satellite gear 31 is arranged on 36,32, the satellite gear 31 and second gear ring 33 and 37 engagements of second sun wheel, second sun wheel, 37 skies are enclosed within on the hind axle 24, when hind axle 24 rotates, first pinion stand 35 also rotates together, when being with second satellite gear, 31, the second satellite gears 31 that second sun wheel 37 is rotated second pinion stand 36 is also rotated, second pinion stand 36 drives second sun wheel 38 by second satellite gear 32 and rotates, second sun wheel 38 makes free-wheel clutch 39 engagements when rotating, promote rear-wheel hub 313 and rotate, and promptly rear wheel rotates.
That is, described transmission system comprises two sun wheels 37,38, two satellite gears 31,32, two gear rings 33,34, two pinion stands 35,36, two gear ring bases 316,317, free-wheel clutch 39 and rear-wheel hub 313 are formed, described two gear rings 33,34 usefulness Luo bars 315 and two gear ring bases 316,317 are connected, gear ring base 317 is placed on second sun wheel 38, gear ring base 316 is placed on the hind axle 24, the outer end of gear ring base 316 is fixed on rear wheel brake 318, rear wheel brake 318 is fixed on the vehicle frame, first pinion stand 35 is connected with hind axle 24, second pinion stand and first sun wheel are connected, and sky is enclosed within on the hind axle 24, second sun wheel and free-wheel clutch are connected, two pinion stands 35, two satellite gears 31 are arranged on 36,32, satellite gear 31,32 respectively with two gear rings 33,34 and two sun wheels 37,38 engagements, two sun wheels 37,38 skies are enclosed within on the hind axle 24, when hind axle 24 rotates, first pinion stand 35 also rotates together, be with first satellite gear, 31, the first satellite gears 31 to drive first sun wheel 37 and rotating, first sun wheel drives second pinion stand 36 and also rotates, second pinion stand 36 drives second sun wheel 38 by second satellite gear 32 and rotates, second sun wheel 38 makes free-wheel clutch 39 and rear-wheel hub 313 engagements when rotating, promote rear-wheel hub 313 and rotate, and promptly rear wheel rotates.
More specifically, but free adjustment before and after its length of described lever and the seat cushion, change rotational angle, form the speed governing effect, described sun wheel is individually fixed in the axle two ends, and satellite gear is installed on respectively on sinistral carriage connector and the right side lever connector, gear ring is connected with left side lever connector and dextral carriage connector respectively, lever connector sky is enclosed within on the heart wheel shaft and can freely swings, and lever is when lower swing, and lever drives axle by gear ring, satellite gear, sun wheel and makes backward rotation.During the axle backward rotation, axle drives sun wheel, and sun wheel promotes satellite gear and rotates, under the placing restrictions on of gear ring, make on the satellite gear pull lever and lift, finish the upper and lower alternating movement of lever.Described ratchet hub and hind axle are connected, and described free-wheel clutch places in the ratchet hub, and external diameter and ratchet hub are connected, and internal diameter and ratchet connector are connected, and when lever swung up and down, the free-wheel clutch engagement promoted hind axle and turns over certain angle.Described transmission system comprises sun wheel, satellite gear, gear ring, pinion stand, gear ring base, free-wheel clutch and rear-wheel hub are formed, described gear ring and gear ring base are connected, gear ring base is placed on the hind axle, gear ring base is fixed on the rear wheel brake, rear wheel brake is fixed on the vehicle frame, first pinion stand and hind axle are connected, the second pinion stand sky is enclosed within on the hind axle, satellite gear is arranged on the pinion stand, satellite gear meshes with gear ring and sun wheel respectively, sun bye is enclosed within on the hind axle, when hind axle rotated, first pinion stand passed through satellite gear, sun wheel, second pinion stand drives another sun wheel and rotates, free-wheel clutch engagement when sun wheel is rotated, the promotion rear-wheel hub rotates, and promptly rear wheel rotates.
As preferably, described left and right lever is converting means up and down, divides equally to stand in the rear wheel both sides, and the sun wheel and the axle of discrete both sides are fixed with one, described satellite gear, gear ring are fixed on respectively on vehicle frame connector or the lever connector, and the opposite side of lever and ratchet connector are connected.
As preferably, described left and right escapement is divided equally and is stood in the trailing wheel both sides, and the free-wheel clutch of discrete both sides is fixed with one by ratchet hub and hind axle.
As preferably, described hind axle is placed on the axle, and back hub is placed on the hind axle.Left and right ratchet is drawn a bow to the full and pinion stand is fixed on the hind axle respectively.
It is apparent to one skilled in the art that the utility model can be changed into multiple mode, and such change is not thought and broken away from scope of the present utility model.What all were such will be included within the scope of this claim the conspicuous modification of described those skilled in the art.
Claims (4)
1. the bicycle of a lever ratchet gearing, described bicycle includes vehicle frame, front vehicle wheel, rear wheel, hind axle and wheel driver, it is characterized in that described wheel driver includes left and right lever transfer device and left and right ratchet drive device up and down, wherein:
Described left and right lever transfer device up and down comprises lever, lever connector, vehicle frame connector, sun wheel, satellite gear, gear ring and axle, described sun wheel is individually fixed in the axle two ends, satellite gear is installed on respectively on sinistral carriage connector and the right side lever connector, gear ring is connected with left side lever connector and dextral carriage connector respectively, described hind axle is placed on the described axle, described vehicle frame connector sky is enclosed within on the hind axle, and lever connector sky is enclosed within on the axle and can freely swings;
Described left and right ratchet drive device is the friction-type ratchet device, comprise roller, ramp type free-wheel clutch, ratchet hub and ratchet connector, described ratchet hub and described hind axle are connected, described ramp type free-wheel clutch places in the described ratchet hub, the external diameter of described ramp type free-wheel clutch and described ratchet hub are connected, internal diameter and ratchet connector are connected, and when lever swung up and down, the engagement of ramp type free-wheel clutch also promoted the hind axle rotation.
2. the bicycle of lever ratchet gearing as claimed in claim 1, it is characterized in that, described wheel driver also includes transmission system, has rear wheel brake on the bicycle of described lever ratchet gearing, described transmission system comprises second sun wheel, second satellite gear, second gear ring, pinion stand, gear ring base, free-wheel clutch and rear-wheel hub, described second gear ring and gear ring base are connected, gear ring base is placed on the hind axle, gear ring base is fixed on the described rear wheel brake, described rear wheel brake is fixed on the vehicle frame, described pinion stand comprises first pinion stand and second pinion stand, described first pinion stand and hind axle are connected, and the second pinion stand sky is enclosed within on the hind axle, and satellite gear is arranged on the pinion stand, satellite gear meshes with second gear ring and second sun wheel respectively, second sun bye is enclosed within on the hind axle, and when hind axle rotated, first pinion stand was by second satellite gear, second sun wheel, second pinion stand drives second sun wheel and rotates, second sun wheel and free-wheel clutch engagement promote rear-wheel hub and rotate.
3. the bicycle of lever ratchet gearing as claimed in claim 1 or 2 is characterized in that, described lever is the lever of adjustable in length.
4. the bicycle of lever ratchet gearing as claimed in claim 3 is characterized in that, also has seat cushion on the bicycle of described lever ratchet gearing, described seat cushion be can before and after the seat cushion regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205548908U CN201834159U (en) | 2010-10-11 | 2010-10-11 | Bicycle with levers linked with ratchet wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205548908U CN201834159U (en) | 2010-10-11 | 2010-10-11 | Bicycle with levers linked with ratchet wheels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201834159U true CN201834159U (en) | 2011-05-18 |
Family
ID=44004256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205548908U Expired - Lifetime CN201834159U (en) | 2010-10-11 | 2010-10-11 | Bicycle with levers linked with ratchet wheels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201834159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973355A (en) * | 2010-10-11 | 2011-02-16 | 胡章地 | Lever ratchet wheel linkage bicycle |
-
2010
- 2010-10-11 CN CN2010205548908U patent/CN201834159U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973355A (en) * | 2010-10-11 | 2011-02-16 | 胡章地 | Lever ratchet wheel linkage bicycle |
| CN101973355B (en) * | 2010-10-11 | 2013-03-20 | 胡章地 | Lever ratchet wheel linkage bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110518 Effective date of abandoning: 20130320 |
|
| RGAV | Abandon patent right to avoid regrant |