CN202243910U - Bicycle gear transmission mechanism and bicycle using same - Google Patents
Bicycle gear transmission mechanism and bicycle using same Download PDFInfo
- Publication number
- CN202243910U CN202243910U CN2011203221224U CN201120322122U CN202243910U CN 202243910 U CN202243910 U CN 202243910U CN 2011203221224 U CN2011203221224 U CN 2011203221224U CN 201120322122 U CN201120322122 U CN 201120322122U CN 202243910 U CN202243910 U CN 202243910U
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- China
- Prior art keywords
- wheel assembly
- crotch
- vehicle frame
- arm
- bicycle
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Abstract
The utility model provides a bicycle gear transmission mechanism, comprising a yoke (1), a middle shaft (2), a wheel (3), a flywheel (4), a left crank arm (5) and a right crank arm (6), wherein the flywheel (4) is provided with a flywheel gear (41) and the middle shaft (2) is provided with a middle shaft gear (21); the yoke (1) is equipped with a duplicate gear (7); and a large gear (71) and a small gear (72) of the duplicate gear (7) are respectively engaged with the flywheel gear (41) and the middle shaft gear (21). A bicycle comprises a front wheel assembly (8), a back wheel assembly (9) and a frame (10), wherein the front wheel assembly (8) is hinged with the front end of the frame (1) and a spring vibration-avoiding device (20) is arranged between the front wheel assembly (8) and the frame (10); and the back wheel assembly (9) is rotatably installed on the frame (10). The transmission mechanism has the advantages of great transmission ratio and labor-saving property in the riding process; and the bicycle has the advantages of good comfortableness, comfortableness for riding, simple structure and low production cost, and convenience for steering in the riding process.
Description
Technical field
The utility model relates to bicycle, is specifically related to a kind of transmission device and the bicycle that uses this transmission device of bicycle.
Background technology
Ordinary bicycle is chain gear, and its transmitting ratio is little, if want to ride to such an extent that must pedal fast soon, rides not laborsavingly, and the chain degree of tightness is not easy to regulate, and tension is required great effort by bike, crosses then chain-taking easily of pine.Ordinary bicycle is foot-operated single drive configuration, though also there are various double driving bicycles to come out, existing double driving bicycle existence or traveling comfort are poor; Ride uncomfortable; Or the complex structure cost is high, or turns to shortcoming such as inconvenience in riding, and can't be promoted widely.
Summary of the invention
The purpose of the utility model provide a kind of transmitting ratio big, ride labour-saving bicycle gears transmission device and use the traveling comfort of above-mentioned transmission device good, ride cost comfortable, simple in structure low, turn to bicycle easily in riding.
The technical solution of the utility model is:
A kind of transmission mechanism of bicycle; It comprises crotch, axis, wheel, flywheel, the turn left arm and the arm of turning right; Axis is rotatably installed in the end of two yokes of crotch through bearing; The inner ring of flywheel and wheel coaxial line, flywheel is fixed on the wheel, the outer ring of flywheel is provided with flywheel gear, wheel and flywheel between two yokes of crotch, wheel is rotatably installed on the axis through bearing, the outside of crotch one side yoke is provided with middle shaft gear on the axis; Through bearing installation dual gear is arranged on the homonymy yoke of shaft gear on the crotch; The inboard that the big gear wheel of dual gear is positioned at yoke is meshed with flywheel gear, and the outside that the miniature gears of dual gear is arranged in yoke is meshed with shaft gear, and the turn left arm and the arm of turning right are fixedly mounted on the two ends of axis respectively.
Use the bicycle of above-mentioned transmission device; It comprises preceding wheel assembly, rear wheel assembly and the vehicle frame of said structure; The rear end of preceding wheel assembly crotch fork handle is horizontally hinged front end at vehicle frame axially; Before be provided with the upper end between wheel assembly crotch fork handle and the vehicle frame and be hinged on go forward rear, the lower end of wheel assembly crotch fork handle and vehicle frame hinge-point of vehicle frame and be hinged on the spring antivibration device on the preceding wheel assembly crotch fork handle; The upper end of rear wheel assembly crotch fork handle is rotatably installed on the vehicle frame, the front upper place of the oblique preceding wheel assembly of its shaft axis, is respectively equipped with pedal on the turn left arm and the arm of turning right of preceding wheel assembly, is respectively equipped with hand crank on the turn left arm and the arm of turning right of rear wheel assembly.
Use the bicycle of above-mentioned transmission device; It comprises preceding wheel assembly, vehicle frame and the rear wheel assembly of said structure; The rear end of preceding wheel assembly crotch fork handle is horizontally hinged front end at vehicle frame axially; Before be provided with the upper end between wheel assembly crotch fork handle and the vehicle frame and be hinged on go forward rear, the lower end of wheel assembly crotch fork handle and vehicle frame hinge-point of vehicle frame and be hinged on the spring antivibration device on the preceding wheel assembly crotch fork handle; Rear wheel assembly is formed by the trailing wheel crotch with through the trailing wheel that the back axis is rotatably installed on the trailing wheel crotch; The upper end of rear wheel assembly crotch fork handle is rotatably installed on the vehicle frame, its shaft axis oblique before the front upper place of wheel assembly, be respectively equipped with pedal on turn left arm and the arm of turning right of front-wheel, be equipped with on the two ends of axis or the crotch behind the rear wheel assembly handle forward about turn to handle.
The technique effect of the utility model is: this transmission device have transmitting ratio big, ride the labour-saving advantage, bicycle have traveling comfort good, ride cost comfortable, simple in structure low, turn to advantage easily in riding, bicycle is that semi-lying type is ridden; The comfortable safety of riding; Ride going up a slope can to use both hands and feet in the time of maybe need quickening, riding speed is faster, and it can also fold; Storage takes up room little, also is convenient for carrying.
Description of drawings
Fig. 1 is the utility model transmission mechanism of bicycle embodiment one block diagram;
Fig. 2 is the utility model transmission mechanism of bicycle embodiment two block diagrams;
Fig. 3 is the utility model bicycle embodiment one block diagram;
Fig. 4 is the utility model bicycle embodiment two block diagrams.
The specific embodiment
A kind of transmission mechanism of bicycle:
Embodiment one; As shown in Figure 1; It comprises crotch 1, axis 2, wheel 3, flywheel 4, the turn left arm 5 and the arm 6 of turning right; Axis 2 is rotatably installed in the end of 1 two yokes of crotch 11,12 through bearing; Flywheel 4 is fixed on the wheel 3 with the inner ring of wheel 3 coaxial lines, flywheel 4, the outer ring of flywheel 4 is provided with flywheel gear 41, wheel 3 and flywheel 4 at 1 two yokes 11 of crotch, between 12, wheel 3 is rotatably installed on the axis 2 shaft gear 21 during the outside of crotch 1 one side yokes is provided with on the axis 2 through bearing; Through bearing installation dual gear 7 is arranged on the homonymy yoke of shaft gear on the crotch 1; The inboard that the big gear wheel 71 of dual gear 7 is positioned at yoke is meshed with flywheel gear 41, and the outside that the miniature gears 72 of dual gear 7 is arranged in yoke is meshed with shaft gear 21, and the turn left arm 5 and the arm 6 of turning right are fixedly mounted on the two ends of axis 2 respectively.
Turn left and be respectively equipped with pedal 51,61 on arm 5 and the arm 6 of turning right.
The diameter of middle shaft gear 21 is bigger than the diameter of dual gear 7 miniature gearss 72, and the diameter of dual gear 7 big gear wheels 71 is bigger than flywheel gear 41 diameters, and the two-stage speedup reaches and increases transmitting ratio and ride high-revolving purpose slowly.
Embodiment two, and is as shown in Figure 2, is to turn left to be respectively equipped with hand crank 52,62 on arm 5 and the arm 6 of turning right with the difference of embodiment one.
Use the bicycle of above-mentioned transmission device:
Embodiment one; As shown in Figure 3; It comprises preceding wheel assembly 8, rear wheel assembly 9 and the vehicle frame 10 of said structure; The rear end of preceding wheel assembly 8 crotch fork handles 13 is horizontally hinged front end at vehicle frame 10 axially; Before be provided with the upper end between wheel assembly 8 crotch fork handles 13 and the vehicle frame 10 and be hinged on go forward rear, the lower end of wheel assembly crotch fork handle 13 and vehicle frame 10 hinge-points of vehicle frame 10 and be hinged on the spring antivibration device 20 on the preceding wheel assembly 8 crotch fork handles 13; The upper end of rear wheel assembly 9 crotch fork handles 13 is rotatably installed on the vehicle frame 10, the front upper place of the oblique preceding wheel assembly 8 of its shaft axis, is respectively equipped with pedal 51,61 on the turn left arm 5 and the arm 6 of turning right of preceding wheel assembly 8, is respectively equipped with hand crank 52,62 on the turn left arm 5 and the arm 6 of turning right of rear wheel assembly 9.
Embodiment two; As shown in Figure 4; With the difference of embodiment one be preceding wheel assembly 8, vehicle frame 10 and the rear wheel assembly 9 that it comprises said structure; The rear end of preceding wheel assembly 8 crotch fork handles 13 is horizontally hinged front end at vehicle frame 10 axially; Before be provided with the upper end between wheel assembly 8 crotch fork handles 13 and the vehicle frame 10 and be hinged on go forward rear, the lower end of wheel assembly 8 crotch fork handles 13 and vehicle frame 10 hinge-points of vehicle frame 10 and be hinged on the spring antivibration device 20 on the preceding wheel assembly 8 crotch fork handles 13; Rear wheel assembly 9 is formed by trailing wheel crotch 91 with through the trailing wheel 93 that back axis 92 is rotatably installed on the trailing wheel crotch 91; The upper end of rear wheel assembly 9 crotch fork handles 13 is rotatably installed on the vehicle frame 10, its shaft axis oblique before the front upper place of wheel assembly 8, be respectively equipped with pedal 51,61 on turn left arm 5 and the arm 6 of turning right of preceding wheel assembly 8, be equipped with on the two ends of rear wheel assembly 9 back axis 92 or the crotch handle 94 forward about turn to 95,96.
Claims (9)
1. bicycle gears transmission device; It comprises crotch (1), axis (2), wheel (3), flywheel (4), the arm of turning left (5) and the arm of turning right (6); It is characterized in that: axis (2) is rotatably installed in the end of (1) two yoke of crotch (11,12) through bearing; Flywheel (4) is fixed on the wheel (3) with the inner ring of wheel (3) coaxial line, flywheel (4), the outer ring of flywheel (4) is provided with flywheel gear (41); Wheel (3) and flywheel (4) are positioned between (1) two yoke of crotch (11,12), wheel (3) is rotatably installed on the axis (2) through bearing; The outside that axis (2) is gone up crotch (1) one side yoke is provided with middle shaft gear (21); During going up, crotch (1) through bearing installation dual gear (7) is arranged on the homonymy yoke of shaft gear; The inboard that the big gear wheel (71) of dual gear (7) is positioned at yoke is meshed with flywheel gear (41), and the outside that the miniature gears (72) of dual gear (7) is arranged in yoke is meshed with shaft gear (21), and arm of turning left (5) and the arm of turning right (6) are fixedly mounted on the two ends of axis (2) respectively.
2. bicycle gears transmission device as claimed in claim 1 is characterized in that being respectively equipped with on said arm of turning left (5) and the arm of turning right (6) pedal (51,61).
3. bicycle gears transmission device as claimed in claim 1 is characterized in that being respectively equipped with on said arm of turning left (5) and the arm of turning right (6) hand crank (52,62).
4. bicycle that uses the said bicycle gears transmission device of claim 1; It is characterized in that: it comprises preceding wheel assembly (8), rear wheel assembly (9) and the vehicle frame (10) of the said structure of claim 1; The rear end of preceding wheel assembly (8) crotch fork handle (13) is horizontally hinged front end in vehicle frame (10) axially; Before be provided with the upper end between wheel assembly (8) crotch fork handle (13) and the vehicle frame (10) and be hinged on go forward rear, the lower end of wheel assembly crotch fork handle (13) and vehicle frame (10) hinge-point of vehicle frame (10) and be hinged on the spring antivibration device (20) on preceding wheel assembly (8) the crotch fork handle (13); The upper end of rear wheel assembly (9) crotch fork handle (13) is rotatably installed on the vehicle frame (10), the front upper place of the oblique preceding wheel assembly (8) of its shaft axis; Be respectively equipped with pedal (51,61) on the arm of turning left (5) of preceding wheel assembly (8) and the arm of turning right (6), be respectively equipped with hand crank (52,62) on the arm of turning left (5) of rear wheel assembly (9) and the arm of turning right (6).
5. bicycle that uses the said bicycle gears transmission device of claim 1; It is characterized in that: it comprises preceding wheel assembly (8), vehicle frame (10) and the rear wheel assembly (9) of the said structure of claim 1; The rear end of preceding wheel assembly (8) crotch fork handle (13) is horizontally hinged front end in vehicle frame (10) axially; Before be provided with the upper end between wheel assembly (8) crotch fork handle (13) and the vehicle frame (10) and be hinged on go forward rear, the lower end of wheel assembly (8) crotch fork handle (13) and vehicle frame (10) hinge-point of vehicle frame (10) and be hinged on the spring antivibration device (20) on preceding wheel assembly (8) the crotch fork handle (13); Rear wheel assembly (9) is formed by trailing wheel crotch (91) with through the trailing wheel (93) that back axis (92) is rotatably installed on the trailing wheel crotch (91); The upper end of rear wheel assembly (9) crotch fork handle (13) is rotatably installed on the vehicle frame (10), the front upper place of the oblique preceding wheel assembly (8) of its shaft axis; Before be respectively equipped with pedal (51,61) on the arm of turning left (5) and the arm of turning right (6) of wheel assembly (8), be equipped with on the two ends of rear wheel assembly (9) back axis (92) or the crotch handle (94) forward about turn to handle (95,96).
6. like claim 4 or 5 described bicycles; It is characterized in that said vehicle frame (10) by vehicle seat (14) with lean to the back of the body (15) two parts and constitute, vehicle seat (14) with lean to the back of the body (15) hinge (17) vertical through axis and that have lock (16) and be hinged.
7. bicycle as claimed in claim 6, the upper end that it is characterized in that said rear wheel assembly (9) crotch fork handle (13) is rotatably installed in vehicle frame and leans on the back of the body (15).
8. bicycle as claimed in claim 6 is characterized in that the rear end of said preceding wheel assembly (8) crotch fork handle (13) is hinged on the front end of vehicle seat (14).
9. like claim 4 or 5 described bicycles, it is characterized in that the upper end of said rear wheel assembly (9) crotch fork handle (13) is provided with head backup plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203221224U CN202243910U (en) | 2011-08-31 | 2011-08-31 | Bicycle gear transmission mechanism and bicycle using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203221224U CN202243910U (en) | 2011-08-31 | 2011-08-31 | Bicycle gear transmission mechanism and bicycle using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202243910U true CN202243910U (en) | 2012-05-30 |
Family
ID=46105195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203221224U Expired - Fee Related CN202243910U (en) | 2011-08-31 | 2011-08-31 | Bicycle gear transmission mechanism and bicycle using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202243910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229034A (en) * | 2014-10-11 | 2014-12-24 | 三明学院 | Folding bicycle without chain |
-
2011
- 2011-08-31 CN CN2011203221224U patent/CN202243910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229034A (en) * | 2014-10-11 | 2014-12-24 | 三明学院 | Folding bicycle without chain |
| CN104229034B (en) * | 2014-10-11 | 2017-02-01 | 三明学院 | Folding bicycle without chain |
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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: 20120530 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |