CN213566340U - Gear bicycle - Google Patents
Gear bicycle Download PDFInfo
- Publication number
- CN213566340U CN213566340U CN202021802736.8U CN202021802736U CN213566340U CN 213566340 U CN213566340 U CN 213566340U CN 202021802736 U CN202021802736 U CN 202021802736U CN 213566340 U CN213566340 U CN 213566340U
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- gear
- pair
- protrusion
- gear pair
- bicycle
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- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 6
- 239000002689 soil Substances 0.000 abstract description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses a gear bicycle, including frame, drive wheel, the coaxial axis of rotation of being connected rather than rotating that is provided with of drive wheel, be in the axis of rotation the drive wheel both sides are all coaxial be provided with rather than rotate the gear pair of being connected, the gear pair is kept away from one side of drive wheel is provided with the arch respectively, the frame rear side is provided with rather than articulated transmission lever of being connected, transmission lever is two, its middle part with the arch is connected, the transmission lever other end is provided with rather than fixed connection's footboard. The utility model discloses simple structure has improved the speed of riding of bicycle through planetary gear pair's big drive ratio. Meanwhile, the dust cover sleeved on the planetary gear pair can effectively reduce dust and soil from entering the gear pair, prolongs the service life of the bicycle, and has high market value and commercial value.
Description
Technical Field
The utility model relates to a bicycle technical field specifically indicates a gear bicycle.
Background
The bicycle as a walking tool is deeply inserted into each family and becomes an indispensable vehicle for people. However, most of conventional bicycles have a basic structure of a driving principle transmitted to a rear wheel through pedals, a crank mechanism, and a chain. In order to increase the running speed of the bicycle, the chain teeth on one side of a bicycle crankshaft and the chain teeth on the side of a rear wheel driving wheel form a rotation ratio with different diameters, so that the effect of increasing the speed is achieved.
However, the speed of the bicycle is increased by the rotation ratio of the chain teeth of the chain, the bicycle runs at a lower speed, the chain is easy to fall off from the chain teeth, and the bicycle is inconvenient to ride.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a gear bicycle, includes frame, drive wheel, the coaxial axis of rotation of being connected rather than rotating that is provided with of drive wheel, be in the axis of rotation the drive wheel both sides all coaxial be provided with rather than rotate the gear pair of being connected, the gear pair is kept away from one side of drive wheel is provided with the arch respectively, the frame rear side is provided with rather than the articulated transmission lever of being connected, the transmission lever is two, its middle part with the arch is connected, the transmission lever other end is provided with rather than fixed connection's footboard.
As an improvement, the gear pair comprises a left gear pair and a right gear pair which are symmetrically arranged on two sides of the driving wheel respectively, the left gear pair and the right gear pair respectively comprise a first gear, a second gear, a third gear, a fourth gear, a fifth gear and a sixth gear, the first gear, the second gear and the third gear are mutually matched to form a first planetary gear pair, the fourth gear, the fifth gear and the sixth gear are mutually matched to form a second planetary gear pair, a one-way ratchet wheel matched with the driving wheel is arranged on one side end face, away from the third gear, of the first gear, a protrusion fixedly connected with the first gear is arranged on one side end face, away from the fourth gear, of the sixth gear, the protrusion comprises a first protrusion arranged on the left gear pair and a second protrusion arranged on the right gear pair, and the first protrusion and the second protrusion are obliquely and symmetrically arranged on the front side of the gear pair.
As an improvement, the first gear is fixedly connected with the rotating shaft, the third gear, the fourth gear and the sixth gear are rotatably connected with the rotating shaft, the third gear is fixedly connected with the fourth gear to form an integrated structure, outer teeth matched with the second gear are arranged on the outer ring of the first gear, inner teeth matched with the second gear are arranged on the inner ring of the third gear, outer teeth matched with the fifth gear are arranged on the outer ring of the fourth gear, and inner teeth matched with the fifth gear are arranged on the inner ring of the sixth gear.
As an improvement, connecting plates for fixing a second gear and a fifth gear are arranged on two sides of the frame, one end of each connecting plate is fixedly connected with the frame, and the other end of each connecting plate is rotatably connected with the second gear and the fifth gear.
As an improvement, the frame is further provided with a pulley fixedly connected with the frame, the pulley is wound with a rope body, one end of the rope body is fixedly connected with the first protrusion, the other end of the rope body is fixedly connected with the second protrusion, and the first protrusion and the second protrusion are pulled up and down in a staggered manner through the pulley.
As an improvement, a dustproof cover matched with the gear pair is arranged on the gear pair.
After the structure more than adopting, the utility model has the advantages of as follows: the utility model discloses simple structure has improved the speed of riding of bicycle through planetary gear pair's big drive ratio. Meanwhile, the dust cover sleeved on the planetary gear pair can effectively reduce dust and soil from entering the gear pair, prolongs the service life of the bicycle, and has high market value and commercial value.
Drawings
Fig. 1 is a schematic structural view of the gear bicycle of the present invention.
Fig. 2 is a schematic structural view of a gear pair of a gear bicycle of the present invention.
As shown in the figure: 1. the bicycle comprises a bicycle frame, 1.1, a connecting plate, 2, a driving wheel, 3, a rotating shaft, 4, a gear pair, 4.1, a left gear pair, 4.2, a right gear pair, 4.3, a first gear, 4.4, a second gear, 4.5, a third gear, 4.6, a fourth gear, 4.7, a fifth gear, 4.8, a sixth gear, 5, a bulge, 6, a transmission lever, 6.1, a pedal, 7, a pulley, 7.1 and a rope body.
Detailed Description
The gear bicycle comprises a frame 1 and a driving wheel 2, wherein the driving wheel 2 is coaxially provided with a rotating shaft 3 which is rotatably connected with the driving wheel, gear pairs 4 which are rotatably connected with the driving wheel 2 are coaxially arranged on two sides of the driving wheel 3, one side of each gear pair 4, which is far away from the driving wheel 2, is provided with a bulge 5, the rear side of the frame 1 is provided with two transmission levers 6 which are hinged with the frame 1, the middle parts of the two transmission levers are connected with the bulges 5, and the other ends of the transmission levers 6 are provided with pedals 6.1 which are fixedly connected with the transmission levers.
As a preferred embodiment of the present embodiment, the gear pair 4 includes a left gear pair 4.1 and a right gear pair 4.2 symmetrically disposed on two sides of the driving wheel, each of the left gear pair 4.1 and the right gear pair 4.2 includes a gear one 4.3, a gear two 4.4, a gear three 4.5, a gear four 4.6, a gear five 4.7 and a gear six 4.8, the gear one 4.3, the gear two 4.4 and the gear three 4.5 are mutually matched to form a planetary gear pair, the gear four 4.6, the gear five 4.7 and the gear six 4.8 are mutually matched to form a planetary gear pair, a one-way ratchet wheel matched with the driving wheel 2 is disposed on a side end surface of the gear one 4.3 away from the gear three 4.5, a protrusion 5 fixedly connected to the gear six 4.8 is disposed on a side end surface away from the gear four 4.6, the protrusion 5 includes a protrusion one 5.1 disposed on the left gear pair 4.1 and a protrusion two 5.2 disposed on the right gear pair 4.2, the first bulge 5.1 and the second bulge 55.1 are obliquely and symmetrically arranged on the front side of the gear pair 4.
As a preferred embodiment of this embodiment, the first gear 4.3 is fixedly connected to the rotating shaft 3, the third gear 4.5, the fourth gear 4.6 and the sixth gear 4.8 are all rotatably connected to the rotating shaft 3, the third gear 4.5 and the fourth gear 4.6 are fixedly connected to form an integrated structure, the outer ring of the first gear 4.3 is provided with external teeth matched with the second gear 4.4, the inner ring of the third gear 4.5 is provided with internal teeth matched with the second gear 4.4, the outer ring of the fourth gear 4.6 is provided with external teeth matched with the fifth gear 4.7, and the inner ring of the sixth gear 4.8 is provided with internal teeth matched with the fifth gear 4.7.
As a preferred embodiment of this embodiment, connecting plates for fixing the second gear 4.4 and the fifth gear 4.7 are disposed on two sides of the frame 1, one end of the connecting plate 1.1 is fixedly connected to the frame 1, and the other end is rotatably connected to the second gear 4.4 and the fifth gear 4.7.
And connecting plates for fixing a second gear and a fifth gear are arranged on two sides of the frame, one end of each connecting plate is fixedly connected with the frame, and the other end of each connecting plate is rotatably connected with the second gear and the fifth gear. As an improvement, the frame 1 is further provided with a pulley 7 fixedly connected with the frame, the pulley 7 is wound with a rope body 7.1, one end of the rope body 7.1 is fixedly connected with the first protrusion 5.1, the other end of the rope body is fixedly connected with the second protrusion 5.2, and the rope body 7.1 pulls the first protrusion 5.1 and the second protrusion 5.2 up and down in a staggered manner through the pulley.
As a preferred embodiment of the present embodiment, a dust cover is disposed on the gear pair 4.
The utility model discloses when concrete implementation, the people rides on the bicycle, and the pedal is pressed to the foot and then the drive passes merit lever downwardly rotating, passes the arch of merit lever drive below and then six rotatory forward of drive gear, and six drive gears five advance and four rotations of drive gear, and four gears are as an organic whole with three gears, and four rotations of gear are followed to three gears, and three gears drive two gears and then drive gear one is rotatory forward, and one gear is through the forward rotation of one-way ratchet drive wheel, realizes moving forward of bicycle. When the pedal on one side is pressed to the lowest position, the bulge on the other side is lifted to the highest point under the pulling of the rope body, and the pedal on the other side is lifted to the highest position under the action of the bulge to form cyclic reciprocation.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a gear bicycle, its characterized in that, includes frame, drive wheel, the drive wheel is coaxial to be provided with rather than the axis of rotation of rotating the connection, be in the axis of rotation the drive wheel both sides all are coaxial to be provided with the gear pair, the gear pair is kept away from one side of drive wheel is provided with the arch respectively, the frame rear side is provided with rather than the articulated transmission lever of being connected, the transmission lever is two, its middle part with the arch is connected, the transmission lever other end is provided with rather than fixed connection's footboard.
2. The geared bicycle of claim 1, wherein the gear pair comprises a left gear pair and a right gear pair symmetrically disposed on both sides of the driving wheel, the left gear pair and the right gear pair respectively comprise a gear I, a gear II, a gear III, a gear IV, a gear V and a gear VI, the first gear, the second gear and the third gear are mutually matched to form a first planetary gear pair, the fourth gear, the fifth gear and the sixth gear are mutually matched to form a second planetary gear pair, a one-way ratchet wheel matched with the driving wheel is arranged on the end surface of one side of the first gear far away from the third gear, a bulge fixedly connected with the gear six is arranged on the end surface of one side of the gear six far away from the gear four, the protrusion comprises a first protrusion arranged on the left gear pair and a second protrusion arranged on the right gear pair, and the first protrusion and the second protrusion are obliquely and symmetrically arranged on the front side of the gear pair.
3. The geared bicycle of claim 2, wherein the first gear is fixedly connected with the rotating shaft, the third gear, the fourth gear and the sixth gear are rotatably connected with the rotating shaft, the third gear and the fourth gear are fixedly connected into an integrated structure, an outer ring of the first gear is provided with external teeth matched with the second gear, an inner ring of the third gear is provided with internal teeth matched with the second gear, an outer ring of the fourth gear is provided with external teeth matched with the fifth gear, and an inner ring of the sixth gear is provided with internal teeth matched with the fifth gear.
4. The geared bicycle of claim 2, wherein the frame is provided with connecting plates at two sides thereof for fixing a second gear and a fifth gear, one end of each connecting plate is fixedly connected with the frame, and the other end of each connecting plate is rotatably connected with the second gear and the fifth gear.
5. The gear bicycle according to claim 1 or 2, wherein the frame is further provided with a pulley fixedly connected with the frame, the pulley is wound with a rope body, one end of the rope body is fixedly connected with the first protrusion, the other end of the rope body is fixedly connected with the second protrusion, and the rope body pulls the first protrusion and the second protrusion up and down in a staggered manner through the pulley.
6. The geared bicycle of claim 1, wherein the gear pair is provided with a dust cover for engagement therewith.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802736.8U CN213566340U (en) | 2020-08-26 | 2020-08-26 | Gear bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802736.8U CN213566340U (en) | 2020-08-26 | 2020-08-26 | Gear bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213566340U true CN213566340U (en) | 2021-06-29 |
Family
ID=76556404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021802736.8U Expired - Fee Related CN213566340U (en) | 2020-08-26 | 2020-08-26 | Gear bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213566340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056909A (en) * | 2022-07-12 | 2022-09-16 | 濉溪科蕾科技有限公司 | Electric vehicle power assisting device and electric vehicle |
-
2020
- 2020-08-26 CN CN202021802736.8U patent/CN213566340U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056909A (en) * | 2022-07-12 | 2022-09-16 | 濉溪科蕾科技有限公司 | Electric vehicle power assisting device and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |