CN212738421U - Sitting and semi-lying interchangeable back-drive manual front-drive bicycle - Google Patents
Sitting and semi-lying interchangeable back-drive manual front-drive bicycle Download PDFInfo
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- CN212738421U CN212738421U CN202021685292.4U CN202021685292U CN212738421U CN 212738421 U CN212738421 U CN 212738421U CN 202021685292 U CN202021685292 U CN 202021685292U CN 212738421 U CN212738421 U CN 212738421U
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Abstract
A sitting type and semi-lying type interchangeable back-driving and front-driving manual bicycle belongs to the technical field of bicycles. The scheme is as follows: the saddle is installed on the connecting rod, saddle bracing piece one end and connecting rod rotatable coupling, the other end and frame rotatable coupling, saddle chain wheel connecting rod respectively with connecting rod and frame rotatable coupling, the pedal is installed on saddle chain wheel connecting rod, saddle bracing piece and saddle chain wheel connecting rod are parallel, air spring one end and saddle chain wheel connecting rod and connecting rod junction rotatable coupling, the other end and frame rotatable coupling, frame front end and plantago fork rotatable coupling, handlebar connecting rod and plantago fork rotatable coupling, install on the handlebar connecting rod and be used for carrying out the spacing lock of handlebar fixed with the plantago fork. Has the advantages that: the utility model discloses can switch between sitting posture and semi-horizontal type fast, conveniently, also can realize both through pedal rear wheel drive, again can manual front wheel drive bicycle, the person of facilitating the use switches under the condition of not stopping and rides.
Description
Technical Field
The utility model belongs to the technical field of the bicycle, especially, relate to a sitting posture and half lie exchange manual forerunner's of rear-guard bicycle.
Background
The traditional bicycles are in an independent sitting type or an independent semi-horizontal type, and people who ride the bicycles in the sitting type or the semi-horizontal type can feel tired after riding the bicycles in the sitting type or the semi-horizontal type for a long time, so that the existing bicycles can not be conveniently and quickly switched between the sitting type and the semi-horizontal type; the existing bicycle can not only be driven by pedaling in a rear driving mode, but also be driven by pedaling in a front driving mode.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the above-mentioned prior art, the utility model provides a sitting posture and half lie and exchange manual forerunner's of rear-drive bicycle, this bicycle can be fast, switch between sitting posture and semi-horizontal type conveniently, also can realize both through pedal rear wheel drive, again can manual front wheel drive bicycle, the person of facilitating the use switches under the condition of not stopping and rides.
The technical scheme is as follows:
a sit-on and semi-recumbent interchangeable rear drive manual front drive bicycle comprising: saddle, saddle bracing piece, air spring, frame, car rear wheel, pedal, saddle chain wheel connecting rod, the spacing lock of handlebar, handlebar connecting rod, handlebar, plantago wheel, plantago fork, connecting rod, the saddle is installed on the connecting rod, saddle bracing piece one end with connecting rod rotatable coupling, the other end with frame rotatable coupling, saddle chain wheel connecting rod respectively with connecting rod and frame rotatable coupling, the pedal is installed on the saddle chain wheel connecting rod, the saddle bracing piece with the saddle chain wheel connecting rod is parallel, air spring one end with saddle chain wheel connecting rod with junction rotatable coupling of connecting rod, the other end with frame rotatable coupling, the frame front end with plantago fork rotatable coupling, the handlebar connecting rod with plantago fork rotatable coupling, install on the handlebar connecting rod be used for with the plantago fork goes on fixing the spacing lock of handlebar, the handlebar is installed handlebar connecting rod top, the plantago wheel is installed fork below before the car, the car rear wheel with the frame rear end is connected, install the drive flywheel on car rear wheel and/or the plantago wheel, the pedal pass through the chain with the drive flywheel is connected.
Further, the bicycle seat further comprises a backrest, and the backrest is installed on the bicycle seat.
Further, still include brake disc, chain regulating wheel A, chain regulating wheel B, rear drive chain, rear drive flywheel, chain regulating wheel C, the brake disc is installed with the rear drive flywheel on the car rear wheel, chain regulating wheel A fixed mounting be in the frame by rear wheel one side, chain regulating wheel B fixed mounting be in on the frame, the movably connection of chain regulating wheel C is in on the frame, the pedal passes through the rear drive chain via chain regulating wheel A, chain regulating wheel B, chain regulating wheel C with the rear drive flywheel is connected.
Further, still include preceding drive flywheel, reverse spring, forerunner's chain one end with handlebar connecting rod is connected, the other end with forerunner's drive flywheel fixed connection, reverse spring one end with the plantago fork is connected, the other end with forerunner's drive flywheel is connected.
Further, still include saddle chain wheel connecting rod axle, steering spindle, handlebar connecting rod pivot, the saddle chain wheel connecting rod passes through saddle chain wheel connecting rod axle with frame rotatable coupling, the frame passes through the steering spindle with plantago fork rotatable coupling, the handlebar connecting rod passes through handlebar connecting rod pivot with plantago fork rotatable coupling.
Furthermore, the bicycle further comprises a supporting point used for supporting the saddle in a semi-lying state, and the supporting point is installed on the bicycle frame.
Furthermore, an arc-shaped groove is formed in the frame, and the chain regulating wheel C is installed in the arc-shaped groove.
Furthermore, the supporting points are plastic or elastic rubber pads.
The utility model has the advantages that:
the sitting type and semi-lying rear-drive manual front-drive bicycle can be quickly and conveniently switched between the sitting type and the semi-lying type, and can be driven by a pedal through a rear wheel and driven by a manual front wheel, so that a user can conveniently switch to ride without stopping the bicycle; the riding pleasure is increased through the change of the driving modes, the fatigue feeling caused by one posture can be reduced, the moving part is extremely easy to fatigue due to one moving posture, and the body can indirectly rest by switching the multiple driving modes to relieve the fatigue feeling.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic view of the forward structure of the present invention;
FIG. 3 is a diagram showing the usage status of the utility model in a riding state;
fig. 4 is a first usage state diagram of the utility model in a semi-lying state;
fig. 5 is a second usage state diagram of the utility model in a semi-lying state;
FIG. 6 is a schematic diagram of the manual forerunner principle and state of the present invention;
fig. 7 is a schematic diagram of the switching principle and state between sitting and semi-lying states of the present invention;
FIG. 8 is a schematic diagram of the front wheel driving stress using the lever principle of the present invention;
FIG. 9 is a force-bearing diagram of the present invention for the transformation of sitting and semi-lying riding;
FIG. 10 is a partial enlarged view of the handle bar lock of the present invention;
the reference numbers in the figures are as follows: 1-backrest, 2-saddle, 3-saddle supporting rod, 4-gas spring 4, 5-frame, 6-brake disc, 7-rear wheel, 8-chain adjusting wheel A, 9-pedal, 10-chain adjusting wheel B, 11-saddle chain wheel connecting rod, 12-saddle chain wheel connecting rod shaft, 13-steering shaft, 14-handlebar limit lock, 15-handlebar connecting rod, 16-handlebar, 17-handlebar connecting rod rotating shaft, 18-front wheel, 19-front fork, 20-front driving flywheel, 21-reverse spring, 22-rear driving chain, 23-connecting rod, 24-rear driving flywheel, 25-supporting point, 26-chain adjusting wheel C, 27-connecting shaft and 28-front driving chain.
Detailed Description
The sitting and semi-reclining rear-drive manual front-drive bicycles will be further described with reference to fig. 1-10.
Example 1
A sit-on and semi-recumbent interchangeable rear drive manual front drive bicycle comprising: saddle 2, saddle bracing piece 3, air spring 4, frame 5, car rear wheel 7, pedal 9, saddle chain wheel connecting rod 11, the spacing lock of handlebar 14, handlebar connecting rod 15, handlebar 16, plantago wheel 18, plantago fork 19, connecting rod 23, saddle 2 is installed on the connecting rod 23, saddle bracing piece 3 one end with connecting rod 23 rotatable coupling, the other end with frame 5 rotatable coupling, saddle chain wheel connecting rod 11 respectively with connecting rod 23 and frame 5 rotatable coupling, pedal 9 is installed on saddle chain wheel connecting rod 11, saddle bracing piece 3 with saddle chain wheel connecting rod 11 is parallel, air spring 4 one end with saddle chain wheel connecting rod 11 with the junction rotatable coupling of connecting rod 23, the other end with frame 5 rotatable coupling, frame 5 front end with plantago fork 19 rotatable coupling, handlebar connecting rod 15 with plantago fork 19 rotatable coupling, install on handlebar connecting rod 15 be used for with fork 19 fixes handlebar limit lock 14, handlebar 16 is installed handlebar connecting rod 15 top, plantago wheel 18 is installed 19 below fork before the handlebar, car rear wheel 7 with the frame 5 rear end is connected, install the drive flywheel on car rear wheel 7 and/or the plantago wheel 18, pedal 9 passes through back-drive chain 22 with the drive flywheel is connected. When the handlebar 16 is pulled to drive the front wheel 18, the handlebar 16 still controls the direction of travel and the balance of the vehicle body.
Further, the bicycle seat further comprises a backrest 1, and the backrest 1 is installed on the bicycle seat 2. When the semi-lying riding is driven, the backrest 1 pushes the body forwards to prevent the body from moving backwards when the feet pedal forcefully.
Further, still include brake disc 6, chain regulating wheel A8, chain regulating wheel B10, rear-guard chain 22, rear-guard flywheel 24, chain regulating wheel C26, brake disc 6 and rear-guard flywheel 24 install on the car rear wheel 7, chain regulating wheel A8 fixed mounting be in frame 5 lean on rear wheel one side, chain regulating wheel B10 fixed mounting be in on frame 5, chain regulating wheel C26 is movably connected on frame 5, the pedal 9 passes through rear-guard chain 22 via chain regulating wheel A8, chain regulating wheel B10, chain regulating wheel C26 with rear-guard flywheel 24 connects.
Further, the bicycle front driving device comprises a front driving flywheel 20, a reverse spring 21 and a front driving chain 28, wherein one end of the front driving chain 28 is connected with the handlebar connecting rod 15, the other end of the front driving chain is fixedly connected with the front driving flywheel 20, one end of the reverse spring 21 is connected with the front fork 19, and the other end of the reverse spring is connected with the front driving flywheel 20. Is favorable for reciprocating motion.
Further, still include saddle chain wheel connecting rod axle 12, steering spindle 13, handlebar connecting rod pivot 17, saddle chain wheel connecting rod 11 passes through saddle chain wheel connecting rod axle 12 with 5 rotatable coupling of frame, frame 5 passes through steering spindle 13 with 19 rotatable coupling of plantago fork, handlebar connecting rod 15 passes through handlebar connecting rod pivot 17 with 19 rotatable coupling of plantago fork.
Further, a supporting point 25 for supporting the saddle 2 in a semi-lying state is included, and the supporting point 25 is installed on the frame 5.
Further, an arc-shaped groove is formed in the frame 5, and the chain adjusting wheel C26 is installed in the arc-shaped groove.
Further, the supporting point 25 is a rubber sheet.
As shown in fig. 3, the same as a common bicycle, the saddle 2 and the handlebar 16 are in a locked state, and the saddle 2 is locked by the gas spring 4, so that the saddle support rod 3, the saddle chain wheel connecting rod 11 and the connecting rod 23 are all in a fixed state; the handlebar 16 is fixed to the front fork 19 by the handlebar lock 14.
As shown in fig. 4, the gas spring 4 is opened, the seat is adjusted to the ideal position by the body weight, the switch is closed, the pedals 9 rotate together with the seat 2, the relative positions of the seat 2 and the pedals 9 are not changed, and the riding is still carried out. The handlebar limiting lock 4 is unlocked to pull the handlebar 16 backwards, the handlebar 16 drives the handlebar connecting rod rotating shaft 17 by utilizing the lever principle, the handlebar connecting rod rotating shaft 17 pulls the front driving chain 28, the front driving chain 28 drives the front driving flywheel 20 to drive the wheel to rotate to form front wheel driving, the reverse spring 21 enables the handlebar connecting rod rotating shaft 17 to reset, the rider can conveniently pull the handlebar once again, and the direction control is still carried out.
As shown in fig. 5, gas spring 4 is opened, seat is moved to the lowest position by body weight, switch is turned off, and pedals 9 are rotated together with seat 2, and the relative positions of seat 2 and pedals 9 are not changed from sitting to semi-lying. The handlebar limiting lock 4 is unlocked to pull the handlebar 16 backwards, the handlebar 16 drives the handlebar connecting rod rotating shaft 17 by utilizing the lever principle, the handlebar connecting rod rotating shaft 17 pulls the front driving chain 28, the front driving chain 28 drives the front driving flywheel 20 to drive the wheel to rotate to form front wheel driving, the reverse spring 21 enables the handlebar connecting rod rotating shaft 17 to reset, the rider can conveniently pull the handlebar once again, and the direction control is still carried out. Arm pulling and pedal 9 drive can go on simultaneously also can go on in turn, and the drive is in turn had a rest in turn, rides not tired for a long time. The handlebar 16 pushes forward, the handlebar is automatically locked by the handlebar limiting lock 4, the switch of the gas spring 4 is opened, the bicycle is pulled by two hands, the saddle 2 is slowly returned to the original position under the action of the gas spring 4, and the riding is recovered after the gas spring 4 is closed.
As shown in fig. 6, the handlebar connecting rod 15 pulls the front driving flywheel 20 to drive the front wheel 18 by using the principle of lever, and the reverse spring 21 resets the front driving flywheel to reciprocate.
As shown in fig. 7, the switch of the gas spring 4 is turned off when the user rides on the bicycle, the switch of the gas spring 4 is turned on, the bicycle crankset rotates around the bicycle crankset connecting rod shaft 12 and the connecting shaft 27, the sitting drive is slowly changed into the semi-horizontal drive, the handle bar 16 after the lock is lightly pulled, the reaction force of the gas spring 4 pushes the bicycle seat 2 back to the original position, the bicycle seat can be switched freely without stopping, and the bicycle seat can be locked at any point by locking the gas spring 4.
The application relates to a novel driving mode bicycle (1. sitting type and semi-horizontal type interchange driving 2. upper arm front wheel driving). The driving pleasure is increased through the change of the driving modes, the fatigue feeling caused by one posture can be reduced, the moving part is easy to fatigue due to one moving posture, and the body can indirectly rest by switching the multiple driving modes to relieve the fatigue feeling. The successful development of the novel driving bicycle brings about a revolutionary change of the bicycle, and the bicycle is greatly convenient for users whether used in street traffic or in short-distance travel.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the design of the present invention within the technical scope of the present invention.
Claims (8)
1. A sit-on and semi-recumbent interchangeable rear drive, hand-drive, bicycle comprising: saddle (2), saddle bracing piece (3), air spring (4), frame (5), car rear wheel (7), pedal (9), saddle chain wheel connecting rod (11), the spacing lock of handlebar (14), handlebar connecting rod (15), handlebar (16), plantago wheel (18), plantago fork (19), connecting rod (23), saddle (2) are installed on connecting rod (23), saddle bracing piece (3) one end with connecting rod (23) rotatable coupling, the other end with frame (5) rotatable coupling, saddle chain wheel connecting rod (11) respectively with connecting rod (23) and frame (5) rotatable coupling, pedal (9) are installed on saddle chain wheel connecting rod (11), saddle bracing piece (3) with saddle chain wheel connecting rod (11) are parallel, air spring (4) one end with saddle chain wheel connecting rod (11) with the junction rotatable coupling of connecting rod (23), The other end with frame (5) rotatable coupling, frame (5) front end with fork (19) rotatable coupling before the car, handlebar connecting rod (15) with fork (19) rotatable coupling before the car, install on handlebar connecting rod (15) be used for with fork (19) before the car go on fixing the spacing lock of handlebar (14), handlebar (16) are installed handlebar connecting rod (15) top, install front wheel (18) before the car fork (19) below, car rear wheel (7) with frame (5) rear end is connected, install the drive flywheel on car rear wheel (7) and/or front wheel (18), pedal (9) through the chain with the drive flywheel is connected.
2. The sit-on and semi-lie interchangeable rear drive manual front drive bicycle of claim 1, further comprising a backrest (1), the backrest (1) being mounted to the seat (2).
3. The Sitting and semi-reclining interchange rear-drive and front-drive bicycle according to claim 1, further comprising a brake disc (6), a chain adjusting wheel A (8), a chain adjusting wheel B (10), a rear-drive chain (22), a rear-drive flywheel (24), and a chain adjusting wheel C (26), the brake disc (6) and the rear driving flywheel (24) are arranged on the rear wheel (7), the chain adjusting wheel A (8) is fixedly arranged on one side of the frame (5) close to the rear wheel, the chain adjusting wheel B (10) is fixedly arranged on the frame (5), the chain adjusting wheel C (26) is movably connected to the frame (5), the pedals (9) are connected with the rear driving flywheel (24) through the rear driving chain (22) via the chain regulating wheel A (8), the chain regulating wheel B (10) and the chain regulating wheel C (26).
4. The sitting and semi-lying interchangeable rear-drive manual front-drive bicycle according to claim 1, further comprising a front-drive flywheel (20), a reverse spring (21) and a front-drive chain (28), wherein one end of the front-drive chain (28) is connected with the handlebar connecting rod (15), the other end of the front-drive chain is fixedly connected with the front-drive flywheel (20), one end of the reverse spring (21) is connected with the front fork (19), and the other end of the reverse spring is connected with the front-drive flywheel (20).
5. The sit-on and semi-lie interchange rear-drive manual front-drive bicycle according to claim 1, further comprising a saddle chain wheel connecting rod shaft (12), a steering shaft (13) and a handlebar connecting rod rotating shaft (17), wherein the saddle chain wheel connecting rod (11) is rotatably connected with the frame (5) through the saddle chain wheel connecting rod shaft (12), the frame (5) is rotatably connected with the front fork (19) through the steering shaft (13), and the handlebar connecting rod (15) is rotatably connected with the front fork (19) through the handlebar connecting rod rotating shaft (17).
6. The sit-on and semi-lie interchangeable rear drive manual front drive bicycle of claim 1, further comprising a support point (25) for supporting the seat (2) in the semi-lying state, the support point (25) being mounted on the frame (5).
7. The sit-on and semi-lie interchangeable rear drive manual front drive bicycle of claim 3, characterized in that the frame (5) is provided with an arc-shaped slot in which the chain adjusting wheel C (26) is mounted.
8. The bicycle of claim 6, wherein the supporting points (25) are plastic or elastic rubber pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021685292.4U CN212738421U (en) | 2020-08-13 | 2020-08-13 | Sitting and semi-lying interchangeable back-drive manual front-drive bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021685292.4U CN212738421U (en) | 2020-08-13 | 2020-08-13 | Sitting and semi-lying interchangeable back-drive manual front-drive bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212738421U true CN212738421U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021685292.4U Active CN212738421U (en) | 2020-08-13 | 2020-08-13 | Sitting and semi-lying interchangeable back-drive manual front-drive bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212738421U (en) |
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2020
- 2020-08-13 CN CN202021685292.4U patent/CN212738421U/en active Active
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