CN210555398U - Bicycle with a wheel - Google Patents
Bicycle with a wheel Download PDFInfo
- Publication number
- CN210555398U CN210555398U CN201921500863.XU CN201921500863U CN210555398U CN 210555398 U CN210555398 U CN 210555398U CN 201921500863 U CN201921500863 U CN 201921500863U CN 210555398 U CN210555398 U CN 210555398U
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- China
- Prior art keywords
- flywheel
- frame
- sleeve
- fixedly connected
- middle shaft
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- 238000013016 damping Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
A bicycle belongs to the technical field of vehicles, realizes the purpose of saving labor in riding the bicycle, and comprises a frame, handlebars, a front wheel, a rear wheel, pedals and a saddle, wherein the rear wheel is arranged at the rear end of the frame and is connected with the pedals arranged on the front side of the frame through a transmission mechanism; a first sleeve is sleeved on a support rod of the saddle and connected with the frame, and a damping spring is sleeved between the seat body and the first sleeve on the support rod; the lower end of a support rod of the saddle is connected with a fluted disc II through a rocker arm; a second flywheel is arranged on the first middle shaft and between the first gear disc and the frame, the mounting direction of the second flywheel is consistent with that of the first flywheel, an inner ring of the second flywheel is fixedly connected with the first gear disc, the second gear disc is reversely connected with an outer ring of the second flywheel through a second chain, and a reset coil spring is arranged between the second flywheel and the frame; the first fluted disc is connected with the first middle shaft through a third flywheel; the utility model is used for ride.
Description
Technical Field
The utility model belongs to the technical field of vehicle, concretely relates to bicycle.
Background
The bicycle is one of important transportation tools of people, is still widely applied up to now, not only a part of people need to ride the bicycle when going out, but also entertainment projects for renting the bicycle are available in lots of parks; because the bicycle is driven by manpower, people are dedicated to research and develop the bicycle with labor saving in riding, and no major breakthrough is made; the scheme is developed for saving labor in riding the bicycle.
Disclosure of Invention
The utility model aims at providing a bicycle in order to realize the laborsaving purpose of bicycle riding, its technical scheme as follows:
a bicycle comprises a frame, handlebars, a front wheel, a rear wheel, pedals and a saddle, wherein the handlebars are arranged at the front end of the frame and are connected with the front wheel through a front fork, the rear wheel is arranged at the rear end of the frame and is connected with the pedals arranged on the front side of the frame through a transmission mechanism, the transmission mechanism comprises a flywheel I, a chain I, a fluted disc I and a center shaft I, the flywheel I is connected with the rear wheel and is connected with the fluted disc I through the chain I, the fluted disc I is connected with the center shaft I, the center shaft I is arranged on the frame and is connected with the pedals, the saddle is arranged above the frame, and the saddle comprises a seat body and a support rod arranged below the seat body; the above is the prior art, and the improvement is as follows: the bicycle seat is characterized in that a first sleeve is sleeved on a support rod of the bicycle seat, the support rod is connected with the first sleeve in an axial sliding manner, the first sleeve is connected with a bicycle frame, a damping spring is further sleeved between a seat body and the first sleeve on the support rod, the damping spring bears the weight of a person, the bicycle seat can fluctuate up and down when the person rides on an uneven road surface, the fluctuation amplitude of the bicycle seat is about five centimeters or more generally under the action of the damping spring according to the existing damping technology, and the fluctuation amplitude of about five centimeters is enough to achieve the technical effect of the scheme; even if the bicycle is ridden on an absolutely flat road surface, the bicycle seat can rise and fall when the pressure on the bicycle seat changes, for example, pushes down to push the bicycle, part of the gravity of a human body presses to push the bicycle seat, the pressure on the bicycle seat is reduced, when the bicycle seat is not pushed to push the bicycle seat, the gravity of the human body fully presses on the bicycle seat, the pressure on the bicycle seat is increased, and the pressure on the bicycle seat changes; the lower end of a supporting rod of the bicycle seat is connected with a second fluted disc through a rocker arm, the second fluted disc is arranged on the front side of the supporting rod, one end of the rocker arm is fixedly connected with the second fluted disc through a second middle shaft, the second middle shaft is arranged in a shaft sleeve, the shaft sleeve is fixedly connected with the bicycle frame, the other end of the rocker arm is rotatably connected with the lower end of the supporting rod, the supporting rod swings up and down, the rocker arm is driven to shake the second fluted disc, the second fluted disc rotates, and the second fluted disc can drive the; the upper beam of the frame is fixedly connected with a cross beam parallel to the first middle shaft, and the first sleeve is rotatably connected with the cross beam, so that the front and back inclination angles of the support rod can be changed, the support rod can smoothly move up and down and is limited by the integral volume of the bicycle, the front and back inclination angle change of the support rod is extremely small, and discomfort of a human body cannot be caused; a second flywheel is arranged on the first middle shaft and between the first fluted disc and the frame, the installation direction of the second flywheel is consistent with that of the first flywheel, an inner ring of the second flywheel is not in contact with or in sliding fit with the first middle shaft, the inner ring of the second flywheel is fixedly connected with the first fluted disc, the second fluted disc is reversely connected with an outer ring of the second flywheel through a second chain, the outer ring is a toothed ring, the rotation direction of the second fluted disc is opposite to that of the second flywheel, the second chain is not closed, the second chain surrounds the second fluted disc according to the upper, front and lower directions, an end joint of the second chain surrounding the second flywheel is fixedly connected with the second fluted disc, the second chain surrounds the second flywheel according to the upper, rear and lower directions, the end joint of the second chain surrounding the second flywheel is fixedly connected with the outer ring of the second flywheel, the second fluted disc rotates in a reciprocating manner during the up-down movement of the supporting rod, the second, the fluted disc I drives the rear wheel to rotate, and when the supporting rod moves upwards, a restoring force is needed to reset the flywheel II, so that a restoring coil spring is arranged between the flywheel II and the frame, one end of the outer side of the restoring coil spring is connected with the outer ring of the flywheel II, and one end of the inner side of the restoring coil spring is connected with the frame, so that the flywheel II can reset when the supporting rod moves upwards, and the rear wheel is driven in a reciprocating manner, and the labor-saving effect is realized; the first gear disc is connected with the first middle shaft through the third flywheel, the mounting direction of the third flywheel is opposite to that of the first flywheel, the inner ring of the third flywheel is fixedly connected with the first middle shaft, and the outer ring of the third flywheel is fixedly connected with the first gear disc, so that the first gear disc is not reversed along with the first gear disc when pedals are reversed, namely the second flywheel is not reversed along with pedals.
The utility model has the advantages that: the fluctuation of the saddle is utilized to realize the reciprocating motion of the second fluted disc, although the motion amplitude is not large, even if the motion amplitude is about five centimeters, the fluted disc with the current common size can rotate for about seven tooth pitches, and the transmission of the fluted disc to the flywheel has an acceleration effect; the gravity of the person can be really converted into the power for rotating the wheels, and the bicycle can be ridden in a labor-saving manner.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the second half of FIG. 1;
FIG. 3 is a rear side view angle schematic of FIG. 2;
FIG. 4 is a schematic diagram of the present invention in a preliminary exploded view;
FIG. 5 is a schematic view of a portion of the bottom bracket of FIG. 4;
fig. 6 is an enlarged view of a portion of the return coil spring of fig. 5;
FIG. 7 is an exploded view of FIG. 5;
FIG. 8 is a schematic view of the connection of the first gear disk with the inner ring of the second flywheel, the outer ring of the third flywheel, and the connection of the second flywheel with the return coil spring;
FIG. 9 is a schematic structural view of a flywheel IV arranged between a flywheel II and a gear plate I, wherein a central shaft I is particularly lengthened, and the distance between related components is increased for the convenience of understanding;
fig. 10 is an exploded view of fig. 9.
The specific implementation mode is as follows:
referring to fig. 1 to 10, a bicycle comprises a frame 1, handlebars, a front wheel, a rear wheel, pedals, and a seat 2, wherein the handlebars are arranged at the front end of the frame 1 and connected with the front wheel through a front fork, the rear wheel is arranged at the rear end of the frame 1 and connected with the pedals arranged at the front side thereof through a transmission mechanism, the transmission mechanism comprises a flywheel one 31, a chain one 41, a fluted disc one 51, and a center shaft one 61, the flywheel one 31 is connected with the rear wheel, the flywheel one 31 is connected with the fluted disc one 51 through the chain one 41, the fluted disc one 51 is connected with the center shaft one 61, the center shaft one 61 is arranged on the frame 1 and connected with the seat in a pedaling manner, the seat 2 is arranged above the frame 1, and the seat 2 comprises a seat body 21 and a support rod 22 arranged below the seat body; the above is the prior art, and the improvement is as follows: the support rod 22 of the saddle 2 is sleeved with the sleeve I23, the support rod 22 is connected with the sleeve I23 in an axial sliding mode, the sleeve I23 is connected with the frame 1, the support rod 22 is also sleeved with the damping spring 24 between the seat body 21 and the sleeve I23, the damping spring 24 bears the weight of a person, the saddle 2 can fluctuate up and down when riding on an uneven road surface, the fluctuation range of the saddle 2 during riding is generally about five centimeters or more under the action of the damping spring 24 according to the existing damping technology, and the fluctuation range of about five centimeters is enough to achieve the technical effect of the scheme; even if riding on an absolutely flat road surface, when the pressure on the seat 2 changes, the seat 2 can also fluctuate up and down, for example, when kicking down , part of the gravity of the human body presses kicking, the pressure on the seat 2 is reduced, when not kicking down, the gravity of the human body fully presses on the seat 2, the pressure on the seat 2 is increased, and the pressure on the seat 2 changes; the lower end of a supporting rod 22 of the saddle 2 is connected with a second fluted disc 52 through a rocker arm 7, the second fluted disc 52 is arranged on the front side of the supporting rod 22, one end of the rocker arm 7 is fixedly connected with the second fluted disc 52 through a second middle shaft 62, the second middle shaft 62 is arranged in a shaft sleeve, the shaft sleeve is fixedly connected with the frame 1, the other end of the rocker arm 7 is rotatably connected with the lower end of the supporting rod 22, the supporting rod 22 fluctuates up and down, meanwhile, the rocker arm 7 is driven to shake the second fluted disc 52, the second fluted disc 52 rotates, and the second fluted disc 52 can drive wheels to; a cross beam 11 parallel to a middle shaft I61 is fixedly connected to an upper beam of the frame 1, and a sleeve I23 is rotatably connected with the cross beam 11, so that the front and back inclination angles of the support rod 22 can be changed, the support rod 22 can smoothly move up and down and is limited by the integral volume of the bicycle, the front and back inclination angle change amount of the support rod 22 is extremely small, and discomfort of a human body cannot be caused; the flywheel II 32 is arranged on the middle shaft I61 and positioned between the gear disc I51 and the frame 1, the mounting direction of the flywheel II 32 is consistent with that of the flywheel I31, the inner ring of the flywheel II 32 is not in contact with or in sliding fit with the middle shaft I61, the inner ring of the flywheel II 32 is fixedly connected with the gear disc I51, the gear disc II 52 is reversely connected with the outer ring of the flywheel II 32 through the chain II 42, the outer ring is a ring with teeth, the rotating direction of the gear disc II 52 is opposite to that of the flywheel II 32, the chain II 42 is not closed, the chain II 42 surrounds the gear disc II 52 in the upper, front and lower directions, the end node of the chain II 42 on the gear disc II 52 is fixedly connected with the gear disc II 52, the chain II 42 surrounds the flywheel II 32 in the upper, rear and lower directions, the end node of the chain II 42 on the flywheel II 32 is fixedly connected with the outer ring of the flywheel II 32, and the gear II, when the supporting rod 22 moves downwards, the second gear disc 52 drives the first gear disc 51 to rotate through the second chain 42 and the second flywheel 32, the first gear disc 51 drives the rear wheel to rotate, and when the supporting rod 22 moves upwards, a restoring force is needed to reset the second flywheel 32, so that a resetting coil spring 8 is arranged between the second flywheel 32 and the frame 1, one end of the outer side of the resetting coil spring 8 is connected with the outer ring of the second flywheel 32, one end of the inner side of the resetting coil spring 8 is connected with the frame 1, the second flywheel 32 can reset when the supporting rod 22 moves upwards, and the rear wheel is driven in a reciprocating mode in such a way, and the labor-saving effect is achieved; the first gear disc 51 is connected with the first middle shaft 61 through the third flywheel 33, the mounting direction of the third flywheel 33 is opposite to that of the first flywheel 31, the inner ring of the third flywheel 33 is fixedly connected with the first middle shaft 61, and the outer ring of the third flywheel 33 is fixedly connected with the first gear disc 51, so that the first gear disc 51 is not reversed along with the first flywheel 51 when is pedaled and reversed, namely the second flywheel 32 is not reversed along with pedaled.
A positioning bolt 25 is arranged between the support rod 22 and the sleeve 23 of the saddle 2, and the support rod 22 cannot move up and down when the positioning bolt 25 is inserted, which is the same as that of the existing bicycle without damping function.
A stop 26 is arranged on the strut 22 of the saddle 2 below the traveling sleeve one 23 to prevent the saddle 2 from rising too high under the action of the damping spring 24.
Preferably, the stop 26 is threaded onto the post 22 using one or two nuts to facilitate adjustment.
Preferably, a fourth flywheel 34 is arranged between the second flywheel 32 and the first fluted disc 51, an inner ring of the fourth flywheel 34 is fixedly connected with the frame 1 through a second sleeve 9, the second sleeve 9 is sleeved on the first middle shaft 61, one end of the second sleeve 9 is fixedly connected with the frame 1, the other end of the second sleeve 9 is fixedly connected with the inner ring of the fourth flywheel 34, the second flywheel 32 is sleeved on the second sleeve 9, and the inner ring of the second flywheel 32 is rotatably connected with the second sleeve 9; the installation direction of the flywheel IV 34 is opposite to that of the flywheel I31, namely the installation directions of the flywheel I31 and the flywheel II 32 are the same, the installation directions of the flywheel III 33 and the flywheel IV 34 are the same, the inner ring of the flywheel II 32 is fixedly connected with the outer ring of the flywheel IV 34, the inner ring of the flywheel II 32 can be welded through a plurality of connecting rods or welded through a reducing straight-through pipe 91, when the outer ring of the flywheel II 32 is driven to rotate by the fluted disc II 52 through the chain II 42, the outer ring of the flywheel II 32 drives the inner ring of the flywheel II 32 to rotate, the inner ring of the flywheel II 32 drives the outer ring of the flywheel IV 34 to rotate, and the inner ring of the flywheel IV 34 is fixedly connected with the frame 1, so; a clockwork spring 10 is sleeved on a fourth flywheel 34, the fourth flywheel 34 can adopt a toothless flywheel, one end of the inner side of the clockwork spring 10 is fixedly connected with the outer ring of the fourth flywheel 34, one end of the outer side of the clockwork spring 10 is fixedly connected with a first fluted disc 51, the outer ring of the fourth flywheel 34 is driven by the clockwork spring 10, the first fluted disc 51 can rotate, the energy storage effect can be achieved, and the human body feels more comfortable.
Claims (5)
1. A bicycle comprises a frame (1), handlebars, a front wheel, a rear wheel, pedals and a saddle (2), wherein the handlebars are arranged at the front end of the frame (1) and connected with the front wheel through a front fork, the rear wheel is arranged at the rear end of the frame (1) and connected with the pedals arranged at the front side of the frame through a transmission mechanism, the transmission mechanism comprises a first flywheel (31), a first chain (41), a first fluted disc (51) and a first middle shaft (61), the first flywheel (31) is connected with the rear wheel, the first flywheel (31) is connected with the first fluted disc (51) through the first chain (41), the first fluted disc (51) is connected with the first middle shaft (61), the first middle shaft (61) is arranged on the frame (1) and is connected with in a pedaling mode, the saddle (2) is arranged above the frame (1), and the saddle (2) comprises a base body (21) and a support rod (22) arranged below the base body (21); the bicycle is characterized in that a first sleeve (23) is sleeved on a support rod (22) of a bicycle seat (2), the support rod (22) is connected with the first sleeve (23) in a sliding mode along the axial direction, the first sleeve (23) is connected with a bicycle frame (1), and a damping spring (24) is further sleeved between a seat body (21) and the first sleeve (23) on the support rod (22); the lower end of a support rod (22) of the saddle (2) is connected with a fluted disc II (52) through a rocker arm (7), the fluted disc II (52) is arranged on the front side of the support rod (22), one end of the rocker arm (7) is fixedly connected with the fluted disc II (52) through a middle shaft II (62), the middle shaft II (62) is arranged in a shaft sleeve, the shaft sleeve is fixedly connected with the frame (1), and the other end of the rocker arm (7) is rotatably connected with the lower end of the support rod (22); a cross beam (11) parallel to a first middle shaft (61) is fixedly connected to an upper beam of the frame (1), and a first sleeve (23) is rotatably connected with the cross beam (11); a second flywheel (32) is arranged between the first gear disc (51) and the frame (1) on the first middle shaft (61), the installation direction of the second flywheel (32) is consistent with that of the first flywheel (31), an inner ring of the second flywheel (32) is fixedly connected with the first gear disc (51), the second gear disc (52) is reversely connected with an outer ring of the second flywheel (32) through a second chain (42), the second chain (42) is not closed, the second chain (42) surrounds the second gear disc (52) according to the upper, front and lower directions, an end section of the second chain (42) surrounding the second gear disc (52) is fixedly connected with the second gear disc (52), the second chain (42) surrounds the second flywheel (32) according to the upper, rear and lower directions, an end section of the second chain (42) surrounding the second flywheel (32) is fixedly connected with the outer ring of the second flywheel (32), a reset coil spring (8) is arranged between the second flywheel (32) and the frame (1), one end of the outer side of the reset coil spring (8) is connected with the outer ring of the flywheel II (32), and one end of the inner side of the reset coil spring (8) is connected with the frame (1); the first gear disc (51) is connected with the first middle shaft (61) through the third flywheel (33), the mounting direction of the third flywheel (33) is opposite to that of the first flywheel (31), the inner ring of the third flywheel (33) is fixedly connected with the first middle shaft (61), and the outer ring of the third flywheel (33) is fixedly connected with the first gear disc (51).
2. A cycle as claimed in claim 1, wherein a locating spigot (25) is provided between the strut (22) and the sleeve (23) of the saddle (2).
3. A cycle as claimed in claim 1, wherein a stop (26) is provided on the strut (22) of the saddle (2) below the first travelling sleeve (23).
4. A cycle as claimed in claim 3, wherein the stop (26) is screw-threaded onto the stem (22) using one or two nuts.
5. The bicycle according to claim 1, wherein a fourth flywheel (34) is arranged between the second flywheel (32) and the first gear disc (51), an inner ring of the fourth flywheel (34) is fixedly connected with the frame (1) through a second sleeve (9), the second sleeve (9) is sleeved on the first middle shaft (61), one end of the second sleeve (9) is fixedly connected with the frame (1), the other end of the second sleeve is fixedly connected with the inner ring of the fourth flywheel (34), the second flywheel (32) is sleeved on the second sleeve (9), and the inner ring of the second flywheel (32) is rotatably connected with the second sleeve (9); the installation direction of the flywheel IV (34) is opposite to that of the flywheel I (31), and the inner ring of the flywheel II (32) is fixedly connected with the outer ring of the flywheel IV (34); a spring (10) is sleeved on the fourth flywheel (34), one end of the inner side of the spring (10) is fixedly connected with the outer ring of the fourth flywheel (34), and one end of the outer side of the spring (10) is fixedly connected with the first gear disc (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500863.XU CN210555398U (en) | 2019-09-10 | 2019-09-10 | Bicycle with a wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500863.XU CN210555398U (en) | 2019-09-10 | 2019-09-10 | Bicycle with a wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210555398U true CN210555398U (en) | 2020-05-19 |
Family
ID=70626474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921500863.XU Expired - Fee Related CN210555398U (en) | 2019-09-10 | 2019-09-10 | Bicycle with a wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210555398U (en) |
-
2019
- 2019-09-10 CN CN201921500863.XU patent/CN210555398U/en not_active Expired - Fee Related
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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: 20200519 |