CN203780727U - Bicycle driving mechanism - Google Patents
Bicycle driving mechanism Download PDFInfo
- Publication number
- CN203780727U CN203780727U CN201420140808.5U CN201420140808U CN203780727U CN 203780727 U CN203780727 U CN 203780727U CN 201420140808 U CN201420140808 U CN 201420140808U CN 203780727 U CN203780727 U CN 203780727U
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- China
- Prior art keywords
- wheel
- pedal arm
- sprocket
- mount pad
- synchronous
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Abstract
The utility model discloses a bicycle driving mechanism. The bicycle driving mechanism comprises a left pedal arm, a right pedal arm, a pedal arm up-and-down reversing link mechanism, an intermediate transmission mechanism and a rear synchronous chain wheel, wherein the pedal arm up-and-down reversing link mechanism is provided with a guide rail structure, a chain transmission mechanism and a reversing structure; the intermediate transmission mechanism comprises a transversely arranged intermediate shaft on which a first intermediate chain wheel, a second intermediate chain wheel and a third intermediate chain wheel are arranged; the rear synchronous chain wheel is used for being arranged on a rear shaft; a rear synchronous chain is wound on the rear synchronous chain wheel and the third intermediate chain wheel. A rider can alternately exert a single linear pedal force with both feet to drive a bicycle to advance continually, so that the acting efficiency is high; the bicycle driving mechanism has a compact structure and occupies a small space, and the arrangement of the bicycle driving mechanism on the bicycle conforms to the structure and use habits of the conventional bicycle; the bicycle driving mechanism not only achieves the purpose that the rider can drive the bicycle with less effort but also is simple in structure, easy to produce and process and convenient to assemble and maintain.
Description
Technical field
The utility model relates to a kind of driving mechanism for bicycle, belongs to bicycle drive.
Background technology
Upper at existing common bicycle (as bicycle, three-wheel vehicle), drive the wheel disc of vehicle wheel rotation and the axle that pedal is housed to be fitted together, the motion of wheel is by people's pin, to step on pedal move in a circle and drive wheel disc to rotate, then by chain-driving rotation of wheel.Because rider sits the pedal that tramps with one's feet on cushion, pedal moves in a circle, the pedaling force direction and can not guarantee all the time perpendicular to the arm of force of pin, the arm of force is in continuous variation, people is converted to the useful merit of rotation of wheel in continuous variation the pedal force of car, under the effect of identical pedal power, the moment normally obtaining in equal height position and when pedal power (supposes that car travels on level road) vertically downward when left and right pedal is maximum, and in the pedal of left and right one is in extreme higher position and another moment during in extreme lower position is almost nil, in this process, manpower institute work is all idle work greatly, mechanical efficiency does not reach maximization, therefore caused the waste of manpower.In view of the above problems, the applicant's the actuating device that discloses a kind of bicycle in first to file (Granted publication number is CN203461050U), although driving in process, it can play certain laborsaving and acting effect efficiently, but its structure is comparatively complicated, laborsaving and acting efficient aspect, have further improved space.
Utility model content
The problems referred to above that exist in order to solve prior art, that the utility model provides a kind of and utilizes the pedal power of single direction to carry out linear drives, drives is laborsaving, acting is efficient, compact conformation and simple driving mechanism for bicycle.
To achieve these goals, the utility model adopts following technical scheme: a kind of driving mechanism for bicycle, comprise left pedal arm and right pedal arm, pedal arm commutate up and down link gear, intermediate transmission mechanism and rear synchronous sprocket wheel, wherein, the pedal arm link gear that commutates up and down has: guide rail structure, and its left and right sides arranges respectively the line slideway of vertical layout, chain drive, it has a left side, right mount pad, left, the synchronous minor sprocket in upper right, left, the synchronous minor sprocket in bottom right, the upper end of left pedal arm and right pedal arm respectively with a left side, right mount pad connects, in described left mount pad, be arranged side by side the one-way synchronization sprocket wheel that two rotation directions are contrary, in described right mount pad, be arranged side by side the one-way synchronization sprocket wheel that two rotation directions are contrary, a described left side, right mount pad is separately positioned on left side and the right side of guide rail structure, and be connected with the line slideway of guide rail structure left and right sides respectively by slide block, a described left side, the synchronous minor sprocket in upper right is separately positioned on the left and right sides, guide rail structure top, a described left side, the synchronous minor sprocket in bottom right is separately positioned on the left and right sides, guide rail structure bottom, commutating structure, it has upper reverse wheel, lower reverse wheel and commutation zone, and described upper reverse wheel is arranged on guide rail structure top, and described lower reverse wheel is arranged in guide rail structure bottom, described commutation zone winding is on upper and lower reverse wheel, and the commutation zone left and right sides is separately fixed on left and right mount pad, described intermediate transmission mechanism is arranged on commutate the up and down rear of link gear of pedal arm, described intermediate transmission mechanism comprises the tween drive shaft of lateral arrangement, the first intermediate chain wheel is set on tween drive shaft, the second intermediate chain wheel and the 3rd intermediate chain wheel, the first intermediate chain wheel, the synchronous minor sprocket in upper left, the left synchronization chain of winding on the synchronous minor sprocket in lower-left, and left synchronization chain is through between two one-way synchronization sprocket wheels on left mount pad, the second intermediate chain wheel, the synchronous minor sprocket in upper right, the right synchronization chain of winding on the synchronous minor sprocket in bottom right, and right synchronization chain is through between two one-way synchronization sprocket wheels on right mount pad, rear synchronous sprocket wheel is used for being arranged on rear axle, synchronization chain after winding on described rear synchronous sprocket wheel and the 3rd intermediate chain wheel.
Principle of work: because synchronization chain (left and right synchronization chain) (arranges pedal arm on this mount pad through left and right mount pad, and driven by pedal arm) between contrary two the one-way synchronization sprocket wheels of rotation direction, when pedal arm moves downward, two one-way synchronization sprocket wheels form a clamp clamping synchronization chain because not rotating, drive synchronous sprocket wheel moves downward, thereby by chain drive by transmission of power on the intermediate transmission mechanism of car, again by the rear synchronous sprocket wheel on rear synchronization chain and hind axle by transmission of power to trailing wheel, drive vehicle to advance.Chain drive is run-in synchronism all the time.Under pedal arm commutates the effect of link gear up and down, one of two pedal arm in left and right is descending, and another is up, when left pedal arm drives the left synchronization chain in left side forwards to move, the right synchronization chain on right side is followed action, but right pedal arm is up under the drive of commutation zone, right pedal arm is not construed as limiting the right synchronization chain through therebetween because rotating by two one-way synchronization sprocket wheels of right mount pad; In like manner, when right pedal arm drives the right synchronization chain on right side forwards to move, the left synchronization chain in left side is followed action, but left pedal arm is up under the drive of commutation zone, left pedal arm is not construed as limiting the left synchronization chain through therebetween because rotating by two one-way synchronization belt wheels of left mount pad.Like this, the downward straight-line motion that left and right pedal replaces, is driving vehicle to continue to advance.
The one-way synchronization sprocket wheel of left and right mount pad is supported on left and right mount pad by unilateral bearing, the slide block that mount pad is provided with matches with line slideway, by line slideway, to the mount pad of one-way synchronization sprocket wheel, carry out spacing, line slideway had both played directional tagging to left and right pedal arm, left and right pedal arm is operated steadily up and down, also avoid pedal arm upper end, left and right to collide with, interfere simultaneously.
Compared to existing technology, the utlity model has following advantage: the pedal force that (1) rider alternately applies single rectilinear direction (downwards) by both feet just can drive bicycle to continue to advance, so mechanical efficiency is efficient; (2) whole apparatus structure is compact, takes up room little, and the layout on bicycle meets structure and the use habit of existing bicycle; (3) whole device can not only be realized rider labour-saving and drive bicycle, and this apparatus structure is simple, and production and processing is easy, assembling and easy to maintenance.
Accompanying drawing explanation
Fig. 1 is driving mechanism for bicycle left view in embodiment.
Fig. 2 is driving mechanism for bicycle back view in embodiment.
Fig. 3 is driving mechanism for bicycle birds-eye view in embodiment.
Fig. 4 is driving mechanism for bicycle lateral plan in embodiment.
Fig. 5 is upper reverse wheel place partial enlarged drawing in embodiment, and this there is shown reverse wheel and commutation zone.
In figure, the left pedal arm of 11-, 12-right pedal arm, 2-guide rail structure, the left mount pad of 31-, the right mount pad of 32-, the synchronous minor sprocket in 33-upper left, the synchronous minor sprocket in 34-upper right, the synchronous minor sprocket in 35-lower-left, the synchronous minor sprocket in 36-bottom right, reverse wheel under the upper reverse wheel of 41-, 42-, 43-commutation zone, 51-the first intermediate chain wheel, 52-the second intermediate chain wheel, 53-the 3rd intermediate chain wheel, the left synchronization chain of 54-, the right synchronization chain of 55-, synchronous sprocket wheel after 61-, synchronization chain after 62-.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
If no special instructions, the term in literary composition is as identical with the direction of indication with regard to vehicle in the direction of front, rear, left and right one class, and in literary composition, arrow F represents the place ahead of vehicle, and L represents the left side of vehicle, and R represents the right side of vehicle.
As shown in Fig. 1～5, a kind of driving mechanism for bicycle, comprises left pedal arm 11, right pedal arm 12, pedal arm commutate up and down link gear, intermediate transmission mechanism and rear synchronous sprocket wheel.
The pedal arm link gear that commutates up and down has guide rail structure 2, chain drive and commutating structure.
Guide rail structure 2 main parts are shaft-like, the line slideway that vertical layout is set respectively on left side and the right side of guide rail structure 2.
The line slideway of guide rail structure 2 facilitates left and right mount pad up and down in the above, and left and right mount pad below describes in detail.
Chain drive has a left side, right mount pad 31, 32, left, the synchronous minor sprocket 33 in upper right, 34, left, the synchronous minor sprocket 35 in bottom right, 36, the upper end of left pedal arm 11 and right pedal arm 12 respectively with a left side, right mount pad 31, 32 connect, in described left mount pad 31, be arranged side by side the one-way synchronization sprocket wheel that two rotation directions are contrary, in described right mount pad 32, be arranged side by side the one-way synchronization sprocket wheel that two rotation directions are contrary, a described left side, right mount pad 31, 32 are separately positioned on left side and the right side of guide rail structure 2, and be connected with the line slideway of guide rail structure 2 left and right sides respectively by slide block, a described left side, the synchronous minor sprocket 33 in upper right, 34 are separately positioned on guide rail structure 2 left and right sides, top, a described left side, the synchronous minor sprocket 35 in bottom right, 36 are separately positioned on guide rail structure 2 left and right sides, bottom.
Commutating structure has upper reverse wheel 41, lower reverse wheel 42 and commutation zone 43, described upper reverse wheel 41 is arranged on guide rail structure 2 tops, described lower reverse wheel 42 is arranged in guide rail structure 2 bottoms, described commutation zone 43 windings are on upper and lower reverse wheel 41,42, and commutation zone 43 left and right sides are separately fixed on left and right mount pad 31,32.
Described intermediate transmission mechanism is arranged on commutate the up and down rear of link gear of pedal arm, described intermediate transmission mechanism comprises the tween drive shaft of lateral arrangement, the first intermediate chain wheel 51 is set on tween drive shaft, the second intermediate chain wheel 52 and the 3rd intermediate chain wheel 53, the first intermediate chain wheel 51, the synchronous minor sprocket 33 in upper left, the left synchronization chain 54 of winding on the synchronous minor sprocket 35 in lower-left, and left synchronization chain 54 is through between two one-way synchronization sprocket wheels on left mount pad 31, the second intermediate chain wheel 52, the synchronous minor sprocket 34 in upper right, the right synchronization chain 55 of winding on the synchronous minor sprocket 36 in bottom right, and right synchronization chain 55 is through between two one-way synchronization sprocket wheels on right mount pad 32.
Described the 3rd intermediate chain wheel is arranged on the left side of the first intermediate chain wheel or is arranged on the right side of the second intermediate chain wheel.In this embodiment, the 3rd intermediate chain wheel is arranged on the right side of the second intermediate chain wheel.
Rear synchronous sprocket wheel 61 is for being disposed rear axle, synchronization chain 62 after winding on described rear synchronous sprocket wheel 61 and the 3rd intermediate chain wheel 53.
In addition, described upper reverse wheel is 2, and for being arranged side by side, described lower reverse wheel is 2, for being arranged side by side.
Especially, described rear synchronous sprocket wheel is comprised of a plurality of speed-changing chains.
Because synchronization chain (left and right synchronization chain) (arranges pedal arm on this mount pad through left and right mount pad, and driven by pedal arm) between contrary two the one-way synchronization sprocket wheels of rotation direction, when pedal arm moves downward, two one-way synchronization sprocket wheels form a clamp clamping synchronization chain because not rotating, drive synchronous sprocket wheel moves downward, thereby by chain drive by transmission of power on the intermediate transmission mechanism of car, again by the rear synchronous sprocket wheel on rear synchronization chain and hind axle by transmission of power to trailing wheel, drive vehicle to advance.Chain drive is run-in synchronism all the time.Under pedal arm commutates the effect of link gear up and down, one of two pedal arm in left and right is descending, and another is up, when left pedal arm drives the left synchronization chain in left side forwards to move, the right synchronization chain on right side is followed action, but right pedal arm is up under the drive of commutation zone, right pedal arm is not construed as limiting the right synchronization chain through therebetween because rotating by two one-way synchronization sprocket wheels of right mount pad; In like manner, when right pedal arm drives the right synchronization chain on right side forwards to move, the left synchronization chain in left side is followed action, but left pedal arm is up under the drive of commutation zone, left pedal arm is not construed as limiting the left synchronization chain through therebetween because rotating by two one-way synchronization belt wheels of left mount pad.Like this, the downward straight-line motion that left and right pedal replaces, is driving vehicle to continue to advance.
The one-way synchronization sprocket wheel of left and right mount pad is supported on left and right mount pad by unilateral bearing, the slide block that mount pad is provided with matches with line slideway, by line slideway, to the mount pad of one-way synchronization sprocket wheel, carry out spacing, line slideway had both played directional tagging to left and right pedal arm, left and right pedal arm is operated steadily up and down, also avoid pedal arm upper end, left and right to collide with, interfere simultaneously.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. a driving mechanism for bicycle, comprises left pedal arm and right pedal arm, it is characterized in that, also comprises pedal arm commutate up and down link gear, intermediate transmission mechanism and rear synchronous sprocket wheel, wherein,
The pedal arm link gear that commutates up and down has:
Guide rail structure, its left and right sides arranges respectively the line slideway of vertical layout;
Chain drive, it has a left side, right mount pad, left, the synchronous minor sprocket in upper right, left, the synchronous minor sprocket in bottom right, the upper end of described left pedal arm and right pedal arm respectively with a left side, right mount pad connects, in described left mount pad, be arranged side by side the one-way synchronization sprocket wheel that two rotation directions are contrary, in described right mount pad, be arranged side by side the one-way synchronization sprocket wheel that two rotation directions are contrary, a described left side, right mount pad is separately positioned on left side and the right side of guide rail structure, and be connected with the line slideway of guide rail structure left and right sides respectively by slide block, a described left side, the synchronous minor sprocket in upper right is separately positioned on the left and right sides, guide rail structure top, a described left side, the synchronous minor sprocket in bottom right is separately positioned on the left and right sides, guide rail structure bottom,
Commutating structure, it has upper reverse wheel, lower reverse wheel and commutation zone, and described upper reverse wheel is arranged on guide rail structure top, and described lower reverse wheel is arranged in guide rail structure bottom, described commutation zone winding is on upper and lower reverse wheel, and the commutation zone left and right sides is separately fixed on left and right mount pad;
Described intermediate transmission mechanism is arranged on commutate the up and down rear of link gear of pedal arm, described intermediate transmission mechanism comprises the tween drive shaft of lateral arrangement, the first intermediate chain wheel is set on tween drive shaft, the second intermediate chain wheel and the 3rd intermediate chain wheel, the first intermediate chain wheel, the synchronous minor sprocket in upper left, the left synchronization chain of winding on the synchronous minor sprocket in lower-left, and left synchronization chain is through between two one-way synchronization sprocket wheels on left mount pad, the second intermediate chain wheel, the synchronous minor sprocket in upper right, the right synchronization chain of winding on the synchronous minor sprocket in bottom right, and right synchronization chain is through between two one-way synchronization sprocket wheels on right mount pad,
Rear synchronous sprocket wheel is used for being arranged on rear axle, synchronization chain after winding on described rear synchronous sprocket wheel and the 3rd intermediate chain wheel.
2. driving mechanism for bicycle according to claim 1, is characterized in that: described upper reverse wheel is 2 that are arranged side by side, and described lower reverse wheel is 2 that are arranged side by side.
3. driving mechanism for bicycle according to claim 1, is characterized in that: described rear synchronous sprocket wheel is comprised of a plurality of speed-changing chains.
4. driving mechanism for bicycle according to claim 1, is characterized in that: described the 3rd intermediate chain wheel is arranged on the left side of the first intermediate chain wheel or is arranged on the right side of the second intermediate chain wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140808.5U CN203780727U (en) | 2014-03-27 | 2014-03-27 | Bicycle driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140808.5U CN203780727U (en) | 2014-03-27 | 2014-03-27 | Bicycle driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780727U true CN203780727U (en) | 2014-08-20 |
Family
ID=51316939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140808.5U Expired - Fee Related CN203780727U (en) | 2014-03-27 | 2014-03-27 | Bicycle driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780727U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050773A (en) * | 2018-08-07 | 2018-12-21 | 张文成 | Reversely foot-operated bicycle |
| CN111661224A (en) * | 2020-06-23 | 2020-09-15 | 台州学院 | Booster bicycle capable of being vertically treaded |
-
2014
- 2014-03-27 CN CN201420140808.5U patent/CN203780727U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050773A (en) * | 2018-08-07 | 2018-12-21 | 张文成 | Reversely foot-operated bicycle |
| CN109050773B (en) * | 2018-08-07 | 2024-02-27 | 张文成 | Reverse pedal bicycle |
| CN111661224A (en) * | 2020-06-23 | 2020-09-15 | 台州学院 | Booster bicycle capable of being vertically treaded |
| CN111661224B (en) * | 2020-06-23 | 2021-09-24 | 台州学院 | Booster bicycle capable of being vertically treaded |
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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: 20140820 Termination date: 20170327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |