CN204674765U - A kind of bicycle driving device without the electrodeless adjustable speed of chain - Google Patents
A kind of bicycle driving device without the electrodeless adjustable speed of chain Download PDFInfo
- Publication number
- CN204674765U CN204674765U CN201520379768.4U CN201520379768U CN204674765U CN 204674765 U CN204674765 U CN 204674765U CN 201520379768 U CN201520379768 U CN 201520379768U CN 204674765 U CN204674765 U CN 204674765U
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- CN
- China
- Prior art keywords
- vehicle frame
- chain
- pedal
- expansion link
- driving device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Motorcycle And Bicycle Frame (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
Without a bicycle driving device for the electrodeless adjustable speed of chain, a trailing wheel is installed by rear axle in the pedal bent axle, the rear end, vehicle frame rear portion that comprise vehicle frame front portion and upper installation thereof, and vehicle frame is anterior and vehicle frame rear adjustable spacing ground is hinged; Each installation one flywheel on the rear axle of trailing wheel both sides, a relay gear group is respectively installed in the both sides, vehicle frame rear portion in flywheel front, the each attaching one in the vehicle frame rear portion quadrant gear in relay gear group front, each quadrant gear is connected in the pedal installation shaft of pedal bent axle by an expansion link; Pedal crank rotation drives expansion link to swing up and down, and quadrant gear stirs relay gear group up and down, relay gear group interlock flywheel intermittent driving rear wheel; By regulating the length of the spacing adjustable telescopic rod of vehicle frame front and rear, the leverage actuating quadrant gear of expansion link is more laborsaving, thus it is more laborsaving when reaching riding bicycle, the utility model structure is simple, assembly connection is convenient, and tired without standard bicycle " de-chain ", effort.
Description
Technical field
The utility model relates to bicycle, particularly a kind of bicycle driving device without the electrodeless adjustable speed of chain.
Background technology
The drive configuration of traditional bicycle is: the pedal chain drum be arranged on axis is linked by chain with the flywheel being arranged on bicycle rear axle, people's pedal drives chain drum to rotate by bent axle, and chain drum drives rear wheel by chain-driving flywheel and makes cycle racing.Problem existing for this traditional bicycle driving structure is: the chain of 1. link chain drum or flywheel easily gets loose, and the fault of de-chain goes on a journey usually to people is by bike made troubles; 2. the bent axle arm of force on chain drum is constant, and make chain drum need very large power by chain gear flywheel, in bicyclist, pushes pedals is very hard, and riding speed is slow.
Utility model content
For solving the problem, the utility model proposes a kind of bicycle driving device without the electrodeless adjustable speed of chain, remove the setting of rotating link chain to avoid de-chain problem, and adopt lever intermittent oscillation to drive trailing wheel to activate flywheel, make bicyclist's pushes pedals very laborsaving, and riding speed is fast.
For reaching above-mentioned purpose, the utility model provides a kind of bicycle driving device without the electrodeless adjustable speed of chain, a trailing wheel is installed by rear axle in the pedal bent axle, the rear end, vehicle frame rear portion that comprise vehicle frame front portion and upper installation thereof, it is characterized in that: vehicle frame is anterior and vehicle frame rear adjustable spacing ground is hinged; Each installation one flywheel on the rear axle of trailing wheel both sides, a relay gear group is respectively installed in the both sides, vehicle frame rear portion in flywheel front, the each attaching one in the vehicle frame rear portion quadrant gear in relay gear group front, each quadrant gear is connected in the pedal installation shaft of pedal bent axle by an expansion link; Pedal crank rotation drives expansion link to swing up and down, and quadrant gear stirs relay gear group up and down, relay gear group interlock flywheel intermittent driving rear wheel.
Described vehicle frame rear portion is U-shape, vehicle frame rear portion by arrange before backward one group for install rear axle the first axis hole, one group for installing the second axis hole of relay gear group and one group for installing the Triaxial hole of quadrant gear; Described each relay gear group comprises a miniature gears and a big gear wheel, and miniature gears center connecting shaft fixes a connecting pin, and connecting pin is connected with big gear wheel centre hole bonding is coaxial; Described big gear wheel engages with flywheel, and miniature gears engages with quadrant gear.
Described rear axle two ends are each to be fixed one and holds axle, and two described bearings are fixed by socket respectively in two the first axis holes, to realize being rotationally connected of trailing wheel and vehicle frame rear portion.
In described relay gear group, connecting pin one end of miniature gears to be plugged in the second axis hole and normal-running fit with it; Make miniature gears and big gear wheel coaxial and coordinate with vehicle frame posterior rotation by connecting pin.
Installation quadrant gear there is a circle center hole, this circle center hole coordinates with Triaxial hole contraposition co-rotation.
A contiguous block is fixed in described each quadrant gear side, each contiguous block is provided with a jack, one end and the jack interference fit of expansion link are fixed, and the other end of expansion link is provided with a hinged circular hole, and expansion link is socketed normal-running fit by hinged circular hole and pedal installation shaft.
Be fixed with two hinge pipes above the pedal crank rotation portion of described vehicle frame front portion, front, vehicle frame rear portion arranges the fixed link of an extension, and the front end of fixed link is provided with an adaptor union, and this adaptor union contraposition is coaxial to be connected between two hinge pipes; By regulating vehicle frame rear portion and anterior angle, the length of the expansion link of adjustable actuating quadrant gear, making the arm of force of lever-type expansion link actuating quadrant gear longer, making bicycle more laborsaving in ride.
After adopting technique scheme, the pedal installation shaft on pedal bent axle drives expansion link to swing up and down when flexible simultaneously, and the expansion link of swing activates quadrant gear and stirs relay gear group up and down, relay gear group interlock flywheel intermittent driving rear wheel; The expansion link activating quadrant gear rotation considerably increases the arm of force, makes pedal crank rotation more laborsaving, and namely foot pedals is more laborsaving and hard, greatly alleviates the exercise intensity of bicyclist; Pedal bent axle and traditional bicycle are as good as, and can scrunch and rotate by whole circle, avoid the injury gained in sports of pin and leg joint; And by regulating the spacing of vehicle frame front and rear, the arm of force driving quadrant gear can be regulated further, make bicyclist's riding bicycle more laborsaving.
The beneficial effects of the utility model are: by regulating the length of the spacing adjustable telescopic rod of vehicle frame front and rear, the leverage actuating quadrant gear of expansion link is more laborsaving, thus it is more laborsaving when reaching riding bicycle, the utility model structure is simple, assembly connection is convenient, and tired without standard bicycle " de-chain ", effort.
Accompanying drawing explanation
Fig. 1 is mounting structure decomposing schematic representation one of the present utility model.
Fig. 2 is mounting structure decomposing schematic representation one of the present utility model.
In figure, accompanying drawing is designated: 10. vehicle frame is anterior; 20. pedal bent axles; 21. pedal installation shaft; 22. pedals; 200. hinge pipes; 30. vehicle frame rear portions; 31. first axis holes; 32. second axis holes; 33. Triaxial holes; 300. adaptor union; 301. fixed link; 40. trailing wheels; 41. rear axles; 42. bearings; 43. flywheels; 50. relay gear groups; 51. miniature gearss; 511. connecting pin; 52. big gear wheels; 60. quadrant gears; 61. circle center holes; 70. contiguous blocks; 71. jacks; 80. expansion links.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
A kind of bicycle driving device without the electrodeless adjustable speed of chain as depicted in figs. 1 and 2, a trailing wheel 40 is installed by rear axle 41 in the pedal bent axle 20, the rear end, vehicle frame rear portion 30 that comprise vehicle frame anterior 10 and upper installation thereof; Two hinge pipes 200 are fixed with above pedal bent axle 20 rotation section of vehicle frame front portion 10, front, vehicle frame rear portion 30 arranges the fixed link 301 of an extension, the front end of fixed link 301 is provided with an adaptor union 300, this adaptor union 300 contraposition is coaxial to be connected between two hinge pipes 200, realize vehicle frame anterior 10 and vehicle frame rear portion 30 spacing adjustable; Vehicle frame rear portion 30 is by arranging one group before backward for the first axis hole 31, a group of installing rear axle 41 for installing the second axis hole 32 of relay gear group 50 and one group for installing the Triaxial hole 33 that sector 60 is taken turns; Vehicle frame rear portion 30 is U-shape, in the vehicle frame rear portion 30 of U-shape, rear axle 41 two ends are each to be fixed one and holds axle 42, and two bearings 42 are fixed by socket respectively in two the first axis holes 31, trailing wheel 40 is fixed in the middle of rear axle 41, each installation one flywheel 43 on the rear axle 41 of trailing wheel 40 both sides; Two the second axis holes 32 of the midway location both sides, vehicle frame rear portion 30 in flywheel 43 front respectively install one group of relay gear group 50, relay gear group 50 comprises miniature gears 51 and a big gear wheel 52, miniature gears 51 center connecting shaft fixes a connecting pin 511, connecting pin 511 is connected with big gear wheel 52 centre hole bonding is coaxial, and connecting pin 511 one end of miniature gears 51 to be plugged in the second axis hole 32 and normal-running fit with it; Two Triaxial holes 33 of the both sides, front, vehicle frame rear portion 30 in relay gear group 50 front must connect a quadrant gear 60 by rotating shaft, and specifically quadrant gear 60 has a circle center hole 61, and this circle center hole 61 coordinates with Triaxial hole 33 contraposition co-rotation; Flywheel 43 engages with the big gear wheel 52 in relay gear group 50, and quadrant gear 60 engages with the miniature gears 51 in relay gear group 50; A contiguous block 70 is fixed in each quadrant gear 60 side, each contiguous block 70 is provided with a jack 71, one end 81 and jack 71 interference fit of expansion link 80 are fixed, the other end of expansion link 80 is provided with a hinged circular hole 82, expansion link 80 is socketed normal-running fit (few picture one relay gear group 50, quadrant gear 60, contiguous block 70 of above-mentioned Fig. 2 and an expansion link 80) by hinged circular hole 82 and the installation shaft 21 of pedal 22.
The following detailed description of principle of work of the present utility model and specifically implement motion.
As depicted in figs. 1 and 2, bicyclist's both feet pushes pedals 22 activates pedal bent axle 20 and rotates, on pedal bent axle 20, two pedal installation shaft 21 activate the lever swing of expansion link 80 centered by the circle center hole 61 of quadrant gear 60, make the quadrant gear 60 on two expansion links 80 stir corresponding miniature gears 51 to rotate, rotate with big gear wheel 52 flywheel driven 43 of the coaxial interlock of miniature gears 51, an independent expansion link 80 activates a relay gear group 50 by a quadrant gear 60 and drives flywheel 43 brought forward rear axle 41 in the mode of intermittent moment, trailing wheel 40 is rotated forward, therefore relay gear group 50 is activated in turn by two expansion links 80, two relay gear groups 50 drive flywheel 43 to rotate forward in turn, namely realize driving flywheel 43 to drive forwards the application force of rear axle 41 uninterrupted, trailing wheel 43 is made to exert oneself to rotate forward in continual effect.
The utility model prizes relay gear group 50 by the quadrant gear 60 of expansion link 80 one end, more laborsaving, when increasing the length of expansion link 80 by regulating vehicle frame anterior 10 and vehicle frame rear portion 30 spacing, the driving arm of force of quadrant gear 60 can be increased further, make the power of driving quadrant gear 60 less, laborsaving further; The utility model adopts without chain transmission mode, avoids the problem of standard bicycle " chain-taking ", and the utility model structure is simple, and assembling is quick, safety easy to use.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, those skilled in the art, when not departing from spirit and scope of the present utility model, can also make various conversion or change.Therefore, all equivalent technical schemes also should belong to category of the present utility model, should be limited by each claim.
Claims (7)
1., without a bicycle driving device for the electrodeless adjustable speed of chain, a trailing wheel is installed by rear axle in the pedal bent axle, the rear end, vehicle frame rear portion that comprise vehicle frame front portion and upper installation thereof, it is characterized in that: vehicle frame is anterior and vehicle frame rear adjustable spacing ground is hinged; Each installation one flywheel on the rear axle of trailing wheel both sides, a relay gear group is respectively installed in the both sides, vehicle frame rear portion in flywheel front, the each attaching one in the vehicle frame rear portion quadrant gear in relay gear group front, each quadrant gear is connected in the pedal installation shaft of pedal bent axle by an expansion link; Pedal crank rotation drives expansion link to swing up and down, and quadrant gear stirs relay gear group up and down, relay gear group interlock flywheel intermittent driving rear wheel.
2. a kind of bicycle driving device without the electrodeless adjustable speed of chain as claimed in claim 1, it is characterized in that: described vehicle frame rear portion is U-shape, vehicle frame rear portion by arrange before backward one group for install rear axle the first axis hole, one group for installing the second axis hole of relay gear group and one group for installing the Triaxial hole of quadrant gear; Described each relay gear group comprises a miniature gears and a big gear wheel, and miniature gears center connecting shaft fixes a connecting pin, and connecting pin is connected with big gear wheel centre hole bonding is coaxial; Described big gear wheel engages with flywheel, and miniature gears engages with quadrant gear.
3. a kind of bicycle driving device without the electrodeless adjustable speed of chain as claimed in claim 2, is characterized in that: described rear axle two ends are each to be fixed one and hold axle, and two described bearings are fixed by socket respectively in two the first axis holes.
4. a kind of bicycle driving device without the electrodeless adjustable speed of chain as claimed in claim 2, is characterized in that: in described relay gear group, connecting pin one end of miniature gears to be plugged in the second axis hole and normal-running fit with it.
5. a kind of bicycle driving device without the electrodeless adjustable speed of chain as claimed in claim 2, is characterized in that: installation quadrant gear there is a circle center hole, this circle center hole coordinates with Triaxial hole contraposition co-rotation.
6. a kind of bicycle driving device without the electrodeless adjustable speed of chain as claimed in claim 1, it is characterized in that: a contiguous block is fixed in described each quadrant gear side, each contiguous block is provided with a jack, one end and the jack interference fit of expansion link are fixed, the other end of expansion link is provided with a hinged circular hole, and expansion link is socketed normal-running fit by hinged circular hole and pedal installation shaft.
7. a kind of bicycle driving device without the electrodeless adjustable speed of chain as claimed in claim 1, it is characterized in that: above the pedal crank rotation portion of described vehicle frame front portion, be fixed with two hinge pipes, front, vehicle frame rear portion arranges the fixed link of an extension, the front end of fixed link is provided with an adaptor union, and this adaptor union contraposition is coaxial to be connected between two hinge pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520379768.4U CN204674765U (en) | 2015-06-05 | 2015-06-05 | A kind of bicycle driving device without the electrodeless adjustable speed of chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520379768.4U CN204674765U (en) | 2015-06-05 | 2015-06-05 | A kind of bicycle driving device without the electrodeless adjustable speed of chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204674765U true CN204674765U (en) | 2015-09-30 |
Family
ID=54174477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520379768.4U Expired - Fee Related CN204674765U (en) | 2015-06-05 | 2015-06-05 | A kind of bicycle driving device without the electrodeless adjustable speed of chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204674765U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741560A (en) * | 2017-03-08 | 2017-05-31 | 钱戈 | Gear drive bicycle with stepless speed change |
| CN107804407A (en) * | 2017-11-06 | 2018-03-16 | 西华大学 | A kind of body frame structure for automotive |
| CN107878641A (en) * | 2017-11-06 | 2018-04-06 | 西华大学 | It is a kind of to be ridden device without chain drive |
-
2015
- 2015-06-05 CN CN201520379768.4U patent/CN204674765U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741560A (en) * | 2017-03-08 | 2017-05-31 | 钱戈 | Gear drive bicycle with stepless speed change |
| CN107804407A (en) * | 2017-11-06 | 2018-03-16 | 西华大学 | A kind of body frame structure for automotive |
| CN107878641A (en) * | 2017-11-06 | 2018-04-06 | 西华大学 | It is a kind of to be ridden device without chain drive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20180605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |