CN2671930Y

CN2671930Y - Mark time bicycle

Info

Publication number: CN2671930Y
Application number: CNU032847351U
Authority: CN
Inventors: 崔刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-09-17
Filing date: 2003-09-17
Publication date: 2005-01-19
Anticipated expiration: 2013-09-17

Abstract

The utility model relates to a manual driving mark time bicycle used in traffic and body-building. The front car pedal connects with the top end of the pedal rack, the pedal is arranged in the middle of pedal rack and the pedal shaft is arranged between the front car pedal and the pedal, the movement resetting-mechanism is arranged between the pedal and the driver, the driver on the terminal of the pedal rack fits with the inverter, and the vehicle seat and the back support are fixed on the rear car fork by the vehicle seat axis which can rotate by an angle of 90 DEG. A vehicle cushion and a backrest cushion separately connect with the vehicle seat and the backrest by a guidance or a bracket, and the horizontally included angle between the center of the vehicle seat (the front backrest) and the front car pedal is between 15 DEG and 75 DEG, the defects of the existing bicycle of having dead-center when driving, big energy consumption of transmission mechanism, abrading easily and making people tired after continuous use are overcome. This mark time bicycle is of unchained bicycle, and adopts rigid rocker mechanism instead of the chain transmission; the energy consumption and eliminates the dead-center are reduced, and this mark time bicycle also adopts two operating modes of stand driving and sits driving, as a result, the fatigue caused by keeping the same riding posture for a long time is reduced.

Description

Step bicycle

Affiliated technical field

The utility model relates to a kind of manually driven traffic and fitness tool, refers in particular to a kind of dead point that do not exist, and two kinds of operating mode are arranged, and meets the extraordinary bicycle of human engineering method of designing.

Background technology

At present, known bicycle is made up of vehicle frame, wheel, directional controller, power drive, brake equipment, vehicle seat, mudwing, car light.Common bicycle is that pressure is put on above the car pedal, and car toe clip motor-car chain drum rotates, the tooth of blockchain dish and the chain pulling chain movement that is meshing with each other.Chain drives flywheel and rotates, and flywheel drives the equidirectional rotation of wheel, realizes the proal function of bicycle.But there is the dead point in common chain gear bicycle, and operation effort under poor environment is firmly inhomogeneous, keeps identical riding posture fatiguability for a long time, and can cause to a certain degree injury to health.Use chain gear, the chain flywheel rubs mutually, and component wear is serious, and waste of power is bigger.Existing non-chain gear bicycle comprises the conical wheel driving bicycle, belt-driving bicycle but all fail to solve the problem that there is the dead point in bicycle.Existing bicycle does not solve because of keeping the problem of the fatigue that identical riding posture causes for a long time.

Summary of the invention

Existingly from action the dead point is arranged when riding in order to overcome, the transmission device energy consumption is big, and is easy to wear, and long-time continuous is used and to be allowed the deficiency of people's fatigue.The utility model provides a kind of manpower traffic and body-building step bicycle, drives and by sitting two kinds of operating mode of driving, has reduced the fatigue because of keeping identical riding posture to cause for a long time for the user provides to stand.

The technical scheme that its technical matters that solves the utility model adopts is: front truck is pedaled with the running-board bracket top and is linked to each other, stretcher is positioned at the running-board bracket middle part, pedal shaft front truck pedal and stretcher between, the motion Bringing-back mechanism is between stretcher and driven wheel, the driven wheel of running-board bracket end cooperates with holdback, vehicle seat and backrest are fixed on the rear vehicle fork by the vehicle seat axle, and the vehicle seat axle can rotate an angle of 90 degrees, and vehicle seat center and the flat angle of front truck kick are between degree angle, 15 degree angle to 75.Running-board bracket is the one bend pipe, the transmission device that comprises running-board bracket, stretcher, driven wheel, holdback is a rigid structure members, front truck pedal and running-board bracket between pedal shaft running-board bracket is connected to ground together, utilize pedal or front truck to pedal the driving running-board bracket and sway, utilize gear that transmission of power is arrived wheel.

The motion Bringing-back mechanism is fixed on the running-board bracket front end.

In the transmission device, radius stay is connected with rear vehicle fork, and lower end and bearing are connected, and bearing cooperates with main rotary shaft, and rocking bar is connected with bearing, and bearing cooperates with turning cylinder, and the stiffener connecting rod links to each other with running-board bracket by turning cylinder.

By leading portion is the circular arc frame, and the stage casing is straight frame, and the vehicle frame that the back segment bifurcated forms end car fork connects front and back wheel; The direction control part comprises handlebar, montant, headstock bowl group, front fork, flower-drum; Running part comprises that front truck is pedaled, stretcher, pedal shaft, the wheel shaft that resets, go up reseting wheel, go up the reseting wheel band, wheel tape spool, running-board bracket, driving elevating arc, flywheel, rear axle, spoke, brake portion comprises sneek, Front brake lead, brake seat, preceding brake, back Brake cable, back brake, preceding backpedalling brake, back backpedalling brake, the car backrest comprises preceding backrest, back backrest, and vehicle seat comprises Carrier for cycle, vehicle seat pad.When current Carrier for cycle vertical direction is placed, back backrest place rear vehicle horizontal positioned, people's back, buttocks or waist lean against on the backrest, both feet are up and down reciprocatingly trampled stretcher, stretcher drives the circular arc actuating device and for example drives the circular arc crank motion that elevating arc, pin tooth driving device etc. are done the part, about two circular arc actuating devices cooperate folk prescription that the circular arc crank motion with the circular arc actuating device is transformed to wheel to rotation with holdback, thereby powered vehicle is advanced.Do not use chain gearing in the utility model, reduced friction loss, laborsaving during use than ordinary bicycle, prolonged and improved the mark time service life and the mechanical characteristics of car.When the front truck mounting was in the vertical direction slew mode, stretcher is reciprocating to be to connect and drive left and right sides footrest frame by last reset attachment to do pumping and realize alternately.After current Carrier for cycle rotates forward and arrives the horizontal direction placement, when the equidirectional rotation of backrest is in vertical laying state, the people is sitting on the front seat back and leans against on the backrest of back, the line horizontal sextant angle of seat central authorities and preceding pedal is between degree angle, 15 degree angle to 75, from mechanics angle miter angle, be best angle.According to human needs, by moving of seat and backrest level and vertical direction, and front truck pedals mechanism, pedal front portion and pedals the adjustment of the relative position of axle with respect to pedal shaft, front truck, to meet people's the most comfortable when riding, labour-saving principle.Change simultaneously people's body position at any time as required, the mode that changes by bike is to reduce the sense of fatigue of the body local that is in a kind of state of kinematic motion for a long time and causes.Do not adopt to rotatablely move, there is not the dead point in this car of marking time in operational process, more easily more laborsaving than ordinary bicycle during use.When being in front truck mounting horizontal direction and placing the driver behavior mode of standing that the back backrest vertically places, the crank motion of stretcher is to connect and drive left and right sides footrest frame by reset attachment down to do pumping and realize alternately.When reset attachment was in the pedal shaft rear side, last reset attachment was fixed on the front portion of rear vehicle fork by last reset attachment turning cylinder, and the two ends of last reset attachment are connected by turning cylinder with left and right sides running-board bracket respectively.Following reset attachment is fixed on end car by following reset attachment turning cylinder and sticks, and the two ends of following reset attachment are connected by turning cylinder with left and right sides running-board bracket respectively.When reset attachment was in the pedal shaft front side, upper and lower reset attachment was fixed on the vehicle frame front portion by upper and lower reset attachment turning cylinder, and the two ends of upper and lower reset attachment are connected by turning cylinder with left and right sides running-board bracket respectively.Rear axle is fixed on flywheel mechanism, spoke, back rim, back tire the end of end car fork and rear vehicle fork.Car backrest and vehicle seat are fixed on the rear vehicle fork upper end by the vehicle seat axle and limit its rotating range by forward and backward locating piece.By adjusting forward and backward back cushion and the relative position of vehicle seat pad on back rest, Carrier for cycle, realize the change of serviceability.Front fork is connected by headstock bowl group and vehicle frame, is connected with front vehicle wheel by flower-drum, and flower-drum comprises that axle and bearing are used to keep the stable of wheel.The montant lower end is connected by headstock bowl group and vehicle frame, and the montant upper end is connected with handlebar.Sneek is fixed on the handlebar, presses sneek, and sneek drives forward and backward Brake cable motion.The Front brake lead drives the preceding brake motion that is positioned on the front vehicle fork, and brake action is played in preceding brake and front vehicle wheel contact friction.The moving back brake motion that is positioned on the rear vehicle fork of back brake conductor strip, brake action is played in back brake and rear wheel contact friction.Preceding backpedalling brake is positioned at the vehicle frame front portion, and the people jams on forward foot in a step brake foot plate, and brake action is played in preceding backpedalling brake and front vehicle wheel contact friction.Back backpedalling brake is made one with the back brake, and the people jams on rear foot brake foot plate, and brake action is played in back backpedalling brake and rear wheel contact friction.Adopt the method for designing of many places brake, improved the braking safety of bicycle.Thereby adopt pedal structure car body and people's center of gravity can reduce and improve safety and stability than ordinary bicycle.

The utility model beneficial effect is, reduced to have eliminated the dead point because the energy of friction and loss the time, make the people when riding firmly evenly, thereby reduce sense of fatigue.Employing is stood and is driven and by sitting two kinds of operating mode of driving, reduced the sense of fatigue because of keeping identical riding posture to cause for a long time.Mechanical friction is little, makes each parts prolong with respect to ordinary bicycle service life, and is safe and reliable.The generation noise is slight.Simple and compact for structure, be fit to miniaturization, be convenient for carrying.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further described

Fig. 1 is the constructional drawing of first embodiment of the utility model.

Fig. 2 is an External view of the present utility model.

Fig. 3 is the drive motor composition of second embodiment of the utility model.

Fig. 4 is the drive motor composition of first embodiment of the utility model.

Fig. 5 is the scheme drawing of the 3rd embodiment of the utility model.

1. brake seats among the figure, 2. back Brake cable, 3. preceding brake, 4. flower-drum (comprising that axle and bearing are used to keep stablizing of wheel), 5. handlebar, 6. montant, 7. sneek, 8. Front brake lead, 9. headstock bowl group, 10. vehicle frame, 11. front trucks are pedaled, 12. front vehicle wheels, 13. front fork, 14. times reseting wheel bands, 15. times reseting wheels, 16. the prelocalization piece, 17. wheel shafts that reset, reseting wheel band on 18., 19. last reseting wheel, 20. turning cylinders, 21. running-board brackets, 22. back brake (back backpedalling brake), 23. stretchers, 24. preceding backpedalling brakes, 25. the front truck mounting, 26. vehicle seats, 27. preceding back cushion, 28. back back cushion, 29. back back rests, 30. back locating pieces; 31. the vehicle seat axle, 32. rear vehicle forks, 33. drive elevating arc, 34. spokes, 35. flywheel, 36. rear axles, 37. end car forks, 38. rear wheel, 39. pedal shafts, 40. radius stays, 41. main rotary shaft, 42. rocking bars, 43. bearings, 44. turning cylinder, 45. connecting rods, 46. front trucks are pedaled axle, 47. shell (comprising mudwing), 48. preceding reset attachments, 49 pedal shafts.

The specific embodiment

In first embodiment shown in Figure 1, vehicle frame (10) connects front and back wheel, the direction control part comprises handlebar (5), montant (6), headstock bowl group (9), front fork (13), flower-drum (4), running part comprises that front truck pedals (11), stretcher (23), preceding backpedalling brake (24), pedal shaft (39), wheel shaft (17) resets, last reseting wheel (19), last reseting wheel band (18), car moving axis (20), running-board bracket (21), drive elevating arc (33), flywheel (35), rear axle (36), spoke (34), brake portion comprises sneek (7), Front brake lead (8), brake seat (1), preceding brake (3), back Brake cable (2), back brake (22), preceding backpedalling brake (24), the car backrest comprises preceding back cushion (27), back back cushion (28) and vehicle seat comprise Carrier for cycle (10), vehicle seat (26).Back rest (29) is located and the rear vehicle horizontal positioned after when current Carrier for cycle (25) vertical direction is placed, people's back, buttocks or waist lean against on the backrest, both feet are up and down reciprocatingly trampled stretcher (23), stretcher (23) drives the circular arc actuating device and for example drives the circular arc crank motion that elevating arc (33), pin tooth driving device etc. are done the part, about two circular arc actuating devices the circular arc crank motion of circular arc actuating device is transformed to wheel (38) by holdback folk prescription to rotation, thereby powered vehicle is advanced.When being in front truck mounting (25) vertical direction laying state, stretcher (23) is reciprocating to be to connect and drive left and right sides footrest frame (23) by last reset attachment to do pumping and realize alternately.After current Carrier for cycle (10) rotates forward and arrives the horizontal direction rotation, when the equidirectional rotation of back rest (29) is in vertical laying state, the people is sitting on the vehicle seat (26), the back leans against on the back back cushion (28), seat central authorities and front truck are pedaled the line horizontal sextant angle of (11) between degree angle, 15 degree angle to 75, from mechanics angle miter angle is best angle, by moving of vehicle seat and backrest level and vertical direction, and front truck is pedaled (11) mechanism, running-board bracket (21) is anterior with respect to pedal shaft (39), front truck is pedaled the adjustment of the relative position of axle (46), can regulate according to human needs.At any time change people's body position as required, the mode by bike of changing reduces the sense of fatigue of the body local that is in a kind of state of kinematic motion for a long time and causes.Adopt the crank motion mode, there is not the dead point in this car of marking time in operational process.Be in front truck mounting (25) horizontal direction and place back back rest (29) when vertically placing, stretcher (23) is reciprocating to be to connect and drive left and right sides running-board bracket (21) by reset attachment down to do pumping and realize alternately.When reset attachment was in pedal shaft (39) rear side, last reset attachment was fixed on the front portion of rear vehicle fork (32) by last reset attachment turning cylinder, and the two ends of last reset attachment are connected by turning cylinder (20) with left and right sides running-board bracket (23) respectively.Following reset attachment is fixed on the end car fork (37) by following reset attachment turning cylinder, and the two ends of following reset attachment are connected by turning cylinder (20) with left and right sides running-board bracket (23) respectively.When reset attachment was in pedal shaft (39) front side, upper and lower reset attachment was fixed on the vehicle frame front portion by upper and lower reset attachment turning cylinder, and the two ends of upper and lower reset attachment are connected by turning cylinder (20) with left and right sides running-board bracket respectively.Rear axle (36) is fixed on flywheel (35) mechanism, spoke (34), rear wheel (38) end of end car fork (37) and rear vehicle fork (32).Car backrest and vehicle seat are fixed on rear vehicle fork (32) upper end by vehicle seat axle (31) and limit its rotating range by prelocalization piece (16), back locating piece (30).By adjusting the relative position on back rest (29) and front truck mounting (25) of preceding back cushion (27), back back cushion (28) and vehicle seat (26), realize the change of state of kinematic motion.Front fork is connected with vehicle frame (10) by headstock bowl group (9), is connected with front vehicle wheel (12) by flower-drum (comprising that axle and bearing are used to keep the stable of wheel) (4).Montant (6) is connected with vehicle frame (10) by the bowl group (9) of headstock, and the upper end is connected with handlebar (5).Sneek (7) is fixed on the handlebar (5), presses sneek (7), and sneek drives forward and backward Brake cable (8,2) motion.Front brake lead (8) drives preceding brake (3) motion that is positioned on the front fork (13), and preceding brake (3) plays brake action with front vehicle wheel (12) inner ring contact friction.Back Brake cable (2) drives back brake (22) motion that is positioned on the rear vehicle fork (32), and back brake (22) plays brake action with rear wheel (38) contact friction.Preceding backpedalling brake (24) is positioned at vehicle frame (10) front portion, and the people jams on preceding backpedalling brake (24) pedal, and brake action is played in preceding backpedalling brake and preceding tire contact friction.Back backpedalling brake (22) and brake make one, the people jams on back backpedalling brake (22) pedal, brake action is played in back backpedalling brake (22) and rear wheel (38) contact friction.Adopt the method for designing of many places brake, improved the braking safety of bicycle.Adopt pedal structure car body and people's center of gravity to reduce, thereby improve safety and stability than ordinary bicycle.

In External view shown in Figure 2, shell (comprising mudwing) (47) enters the rear seal of transmission device in the transmission device to prevent external substance, and the infringement that transmission device is caused.

In the transmission device of second embodiment shown in Figure 3, radius stay (40) is connected with rear vehicle fork (32), and the lower end is connected with bearing, and bearing cooperates with main rotary shaft (41), guarantees that rocking bar (42) can center on main rotary shaft (41) and rotate freely.Rocking bar (42) is connected with bearing (43), and bearing (43) cooperates with turning cylinder (44), guarantees that connecting rod (45) can center on turning cylinder (44) and rotate freely, and stiffener connecting rod (45) links to each other with running-board bracket (21) by turning cylinder (20), plays the effect that resets.When the people applies application force when front truck is pedaled on (11) or the stretcher (23), running-board bracket rotates around pedal shaft (39), drive elevating arc (33) and make the circular arc crank motion thereupon, driving flywheel (35) rotates, about two flywheels the circular arc crank motion is transformed to rear axle (36) by holdback folk prescription to rotation, thereby powered vehicle is advanced.

In the transmission device of first embodiment shown in Figure 4, change rigid element into compliant member.Last reseting wheel (19) is connected with last reseting wheel band (18) by following reseting wheel band (14) with following reseting wheel (15), and turning cylinder (20) is fixing, and running-board bracket (21) is limited within the normal operating range.The scheme drawing of the 3rd embodiment shown in Figure 5, Bringing-back mechanism are fixed on running-board bracket (21) front end, drive running-board bracket (21) around pedal shaft (49) rotation, thereby play the effect of drive wheels.

Claims

1. manpower traffic and the body-building bicycle that strides, it is characterized in that: front truck is pedaled with the running-board bracket top and is linked to each other, stretcher is positioned at the running-board bracket middle part, pedal shaft front truck pedal and stretcher between, the motion Bringing-back mechanism is between stretcher and driven wheel, the driven wheel of running-board bracket end cooperates with holdback, vehicle seat and backrest are fixed on the rear vehicle fork by the vehicle seat axle, the vehicle seat axle can rotate an angle of 90 degrees, vehicle seat center and the flat angle of front truck kick are between degree angle, 15 degree angle to 75, running-board bracket is the one bend pipe, comprise running-board bracket, stretcher, driven wheel, holdback is a rigid structure members at interior transmission device, front truck pedal and running-board bracket between pedal shaft running-board bracket is connected to ground together, utilize pedal or front truck to pedal to drive running-board bracket and sway, utilize gear with transmission of power to wheel.

2. step bicycle according to claim 1 is characterized in that: the motion Bringing-back mechanism is fixed on the running-board bracket front end.

3. step bicycle according to claim 1 is characterized in that: in the transmission device, radius stay is connected with rear vehicle fork, lower end and bearing are connected, and bearing cooperates with main rotary shaft, and rocking bar is connected with bearing, bearing cooperates with turning cylinder, and the stiffener connecting rod links to each other with running-board bracket by turning cylinder.