CN102320344B

CN102320344B - Portable pedal-actuated bicycle

Info

Publication number: CN102320344B
Application number: CN 201110184281
Authority: CN
Inventors: 欧阳湘林
Original assignee: Individual
Current assignee: BEIJING JIAN XING TIAN XIA ENVIRONMENTAL PROTECTION TECHNOLOGIES LLC
Priority date: 2011-07-04
Filing date: 2011-07-04
Publication date: 2013-06-05
Anticipated expiration: 2031-07-04
Also published as: WO2013004126A1; CN102320344A

Abstract

The invention relates to a portable pedal-actuated bicycle and aims to provide a short-distance vehicle which can be carried about and changes the traditional bicycle riding way to such a way that the rider stands on pedals in parallel and stamps the pedals up and down to actuate the rear wheel to rotate via a transmission rack and a transmission gear structure, which have directional actuation functions, to ensure the vehicle body to generate actuating force. The portable pedal-actuated bicycle has the same shape and portability as the scooter, simultaneously has the same pedal actuation function as the bicycle, can realize different torque output by changing the stamping positions of the feet, innovates the human vehicle and simultaneously has the entertaining and body building functions.

Description

Portable pedal-actuated bicycle

Technical field:

The present invention relates to a kind of manpower transportation of Collapsible mobile, relate in particular to and a kind ofly can allow the user step on up and down the pedal drive car body in the mode of standing to advance, and then reach the effect that improves traffic efficiency, body-building and amusement.

Background technology:

At present, big and medium-sized cities are by development mass rapid transit network solving urban traffic blocking problem, but due to the traffic network limited coverage area, also need conveniently traffic between passenger and bus station, abroad take to improve traffic efficiency by governmental investment in the mode of bus station lease bicycle, but owing to being subject to the condition restriction such as place, investment, carry out effect unsatisfactory.

Be closely the portability that improves bicycle since the more than ten years, multi-form folding bicycle occurred, comprise the super-folding bicycles such as A-BIKE that occurred in recent years, but due to the restriction that folds rear size, weight, still be difficult to carry; Bicycle is taked the crank drive pattern, and direction is different from the direction of pedal circular movement owing to scrunching downwards, has the unbalanced problem of transmission torsion, and namely moment is minimum when pedal is in top dead point and bottom dead point, otherwise moment is maximum.Because the people drives onboard, be difficult to effectively utilize the gravity of human body self to increase propulsive effort in addition.

Summary of the invention:

The technical matters that emphasis of the present invention solves is to improve manpower transportation's portability, and is collapsible and put into knapsack and bring with oneself the city traffic vehicle into after use, can open after getting off and continue to use.Be that with the difference of standard bicycle maximum the user steps on pedal driving vehicle in the mode of standing and advances.

For solving the problems of the technologies described above, the present invention takes integral structure and the folding mode of similar Kickboard Scooter, to reduce car body weight and volume after folding.Car body is provided with a steering front wheel and a driving trailing wheel, its front-wheel is connected with a upright handlebar, and after the handlebar latching device of fixing two handlebar cross bars was unclamped, two handlebar cross bars can be pulled out from the handlebar fixed sleeving, be snapped on handlebar montant telescopic tube, to reduce width over sides of car body; The montant latching device that unclamps flexible montant can be inserted into the montant that stretches in the montant sleeve pipe, to reduce height of the carbody; Rigidly connect a folding pole on the handlebar steering column jacket, the other end is by the handle bar folding anchor shaft and fixedly the vehicle frame of trailing wheel is hinged, make its and vehicle frame be fixed into one by the handle bar folding latching device folding pole near the middle part, handlebar can be folded to trailing wheel one side after unclamping the handle bar folding latching device.

Parallel the standing on pedal of user's both feet, bearing is installed in the middle of pedal, when double-legged sole firmly scrunches downwards, drive pedal rear perk, when sole stopped scrunching, the pedal rear can be pressed down by the weight of user's health and reset, pedal drive has the driving rack of directed driven function, driving rack drives transmission gear on hind axle and drives trailing wheel and rotate, and then drives car body and move ahead, and user's body action amplitude is less, propulsive effort is balanced; In starting with when go up a slope needing larger driving torsion, can both feet before and after separately, trample respectively the front and rear of both sides pedal, due to the increase of moment, can significantly improve driving torsion.

The invention has the beneficial effects as follows: fold and store up rapidly, occupy little space, be convenient to carry, can be used as replenishing of urban transportation tool, improve traffic efficiency, also can be used as the amusement and recreation fitness tool simultaneously.

Description of drawings:

Fig. 1 is stereoscopic figure of the present invention;

Fig. 2 is the driving rack constructional drawing with directed transmission agency;

Fig. 3 is the up locking driving condition of pedal plan view;

Fig. 4 is the descending locking driving condition of pedal plan view;

Fig. 5 is the stereoscopic figure of demonstration method for folding;

Fig. 6 is the stereoscopic figure of folding rear effect;

Fig. 7 is result of use and driving principle plan view.

With reference to accompanying drawing, the label note is as follows:

1. handlebar cross bar 2. handlebar fixed cover 3. handlebar latching devices

4. flexible montant 6. montant latching devices of handlebar rim brake 5.

7. handlebar cross bar geometrical clamp 8. handlebar steering shaft sleeve pipe 9. front forks

10. front-wheel 11. folds pole 12. handle bar folding anchor shafts

13. handle bar folding latching device 14. arcuate guide hole 15. radial location shrinkage pools

16. vehicle frame 17. pedal 18. pedal supports

19. driving rack 20. pedal axis 21. slots

22. damping friction lining 23. annual spring 24. one-way lock mandrels

25. pilot hole 26. transmission teeth 27. transmission gears

28. hind axle 29. trailing wheel 30. trailing wheel drum type braking devices

Portable pedal-actuated bicycle of the present invention mainly comprises the parts such as vehicle frame, handlebar, wheel.Its integral structure as shown in Figure 1, it is provided with a steering front wheel 10 and a driving trailing wheel 29 on car body, its front-wheel turns to being connected for user's control with vertical lathe always by front fork 9, wherein, handlebar mainly partly is comprised of two handlebar cross bars 1 and flexible montant 5 etc., one end of two handlebar cross bars 1 is inserted in the handlebar fixed cover 2 of flexible montant 5 top axial openings, can dwindle the diameter of handlebar fixed cover 2 by locking handlebar latching device 3,2 handlebar cross bars 1 and flexible montant 5 are locked to be integral; There is one section axially open on top at flexible montant sleeve pipe, and montant latching device 6 is installed, and can dwindle the diameter at montant telescopic tube top end opening position by locking montant latching device 6, and the montant 5 that will stretch is fixed into one with flexible montant sleeve pipe.

rigidly connect a folding pole 11 on handlebar steering shaft sleeve pipe 8, the other end of folding pole 11 is hinged on vehicle frame 16 by handle bar folding anchor shaft 12, folding pole 11 can be rotated around handle bar folding anchor shaft 12, vehicle frame 16 is fork-shaped near front-wheel one end, and two centers of circle are arranged is handle bar folding anchor shaft 12 arcuate guide hole 14, respectively there is 1 radial location shrinkage pool 15 at 14 two ends in each arcuate guide hole, lean on the middle part on folding pole 11, in a vertical strip shape hole, handle bar folding latching device 13 is installed, when handlebar is in when opening with the folding position, at one end be fixed on vehicle frame folding anchor shaft 12, the other end is fixed in handle bar folding latching device 13 on fix shaft under the effect of extension spring, fix shaft in handle bar folding latching device 13 can snap onto on vehicle frame 16 in radial location shrinkage pool 15, when latching device is in locked position, vehicle frame is inwardly clamped near front-wheel one end share, handlebar and vehicle frame 16 can be fixed into one.

Rigidly connect pedal axis 20 at the middle part of vehicle frame 16, link together by bearing and pedal support 18, pedal support 18 can rotate around pedal axis 20 in certain angle, pedal is hinged on pedal support, parallel to the ground when opening by the restriction of the member on pedal support pedal, and the vertical folding that can make progress, and under the effect of registration device, when there is no External Force Acting, it can remain on parallel and upright position.

as shown in Figure 2, be set with simultaneously driving rack 19 on pedal axis 20, connecting bridge at driving rack 19 and pedal axis 20 has a rectangular hole 21, two foreign side's arc damping friction linings 22 are installed in the hole, and by annual spring 23, two damping friction linings 22 are pressed on pedal axis 20, at slot 21, damping friction lining 22, under the combined action of annual spring 23, make driving rack 19 form certain rotary damping, radially leave the space between the slot of driving rack 19 and two damping friction linings 22 simultaneously, driving rack 19 can be prolonged radially to slide within the specific limits.In the arcuate socket of driving rack 19 other ends, there are respectively two row's transmission teeth 26 both sides, can be respectively coordinate with the both sides of the transmission gear 27 that rigidly connects on hind axle 28, when two the transmission teeth 26 on driving rack 19 were in cooperation position with transmission gear 27, the center of circle of transmission teeth normal was the axle center of pedal axis 20.

a pilot hole 25 with certain leaning angle is arranged on driving rack 19, other end of middle pivot joint rigidly connects the one-way lock mandrel 24 on pedal support 18, as shown in Figure 3, when rotating on close trailing wheel one side direction of pedal support 18, under the force action of pilot hole 25 inclined-planes on driving rack 19 and driving rack one end damping friction lining 22, driving rack 19 can slide to the front-wheel direction, the transmission teeth 26 of rear side in driving rack 19 arcuate sockets and transmission gear 27 on hind axle are in to be coordinated, locking state, after the rotation torsion of pedal support 18 is greater than rotary damping, pedal support 18 will drive driving rack 19 and rotate, and the transmission teeth 26 that make it rear side are in mated condition with transmission gear 27 always, with the transmission of power of pedal 17 to hind axle 28, and drive trailing wheel 29 rotates, as shown in Figure 4, when pedal 17 backward rotation, driving rack 19 will slide to the trailing wheel direction, the teeth of front side are coordinated with the opposite side of transmission gear 27, continuing to drive trailing wheel rotates to same direction, make car body generation propulsive effort forward.

Its method for folding as shown in Figure 5, during Foldable handlebar cross bar 1, unclamp handlebar latching device 3 by direction shown in arrow E, by direction shown in arrow C, D, two handlebar cross bars 1 are pulled out from handlebar fixed cover 2, be buckled in the handlebar cross bar geometrical clamp 7 that rigidly connects on handlebar montant telescopic tube; When shrinking the flexible montant 5 of handlebar, handlebar montant latching device 6 is unclamped by direction shown in arrow A, the montant 5 that will stretch is inserted in the montant telescopic tube by direction shown in arrow B; During Foldable handlebar, unclamp handle bar folding latching device 13, press direction shown in arrow F, handle bar folding latching device 13 is pulled out from radial location shrinkage pool 15, by direction shown in arrow G, make handle bar folding pole 11 drive handlebar and rotate around handle bar folding anchor shaft 12, when arriving 14 top, arcuate guide hole, handle bar folding latching device 13 is under the effect of extension spring, and its fix shaft snaps onto in radial location shrinkage pool 15, makes handlebar keep the folding position; During Foldable pedal 17, press direction shown in arrow H, pedal 17 is rotated up position perpendicular to the ground.After folding, effect as shown in Figure 6.

As shown in Figure 7, the user is when driving vehicle, parallel the standing on pedal of both feet, when double-legged sole firmly scrunched downwards, under user's health action of gravitation, pedal can direction rotate as shown in arrow K2, when double-legged sole stops exerting oneself downwards, the gravity of user's health can drive pedal and reset by direction shown in arrow K1, and the user alternately does this action, can drive vehicle and advance.In starting or climbing, driving torsion as larger in needs can diverge to both feet as shown by arrow J before and after direction, and both feet are trampled respectively the front portion of a side pedal and the rear portion of opposite side pedal, increase driving torque, to improve transmission torsion.

Drum type braking device 30 is installed on rear-wheel hub, rim brake 4 is installed on handlebar, when needs slow down, pull brake cable by the rim brake of holding with a firm grip, and pull brake facing that rear wheel hub is held tightly, the friction force by brake facing and wheel hub makes vehicle body braking.

Claims

1. Portable pedal-actuated bicycle, it is respectively equipped with handlebar, steering front wheel, the pedal that can fold, the driving trailing wheel that can fold on car body, it is characterized in that: user's pushes pedals, and drive driving rack and the transmission gear parts with directed driven function, and then drive back-wheel drive car body advances;

Wherein, described driving rack one end is provided with slot, and is sleeved on the pedal axis, is equipped with driving rack can radially be free to slide within the specific limits in slot, but can produces the rotary damping device of certain damping when rotating; Two foreign side's arc damping friction linings are installed in slot, and by annual spring, two damping friction linings are pressed on the pedal axis, under the combined action of slot, damping friction lining, annual spring, make driving rack form certain rotary damping, radially leave the space between the slot of driving rack and two damping friction linings simultaneously, driving rack can be prolonged radially slide within the specific limits.

2. Portable pedal-actuated bicycle as claimed in claim 1, it is characterized in that: driving rack has a pilot hole with certain leaning angle near trailing wheel one end, wherein one of pivot joint rigidly connects the one-way lock mandrel on pedal support, when pedal support rotates up and down, under the effect that on driving rack, pilot hole inclined-plane and rotary damping are made a concerted effort, driving rack can radially slide, and the transmission teeth that make both sides in the driving rack arcuate socket have a side and the described transmission gear that rigidly connects on hind axle to be in mated condition all the time, when pedal force during greater than the driving rack rotary damping, driving rack begins to drive described transmission gear and rotates, pedal driving vehicle is moved ahead,

Wherein, driving rack one end is provided with slot, and be sleeved on the pedal axis, two foreign side's arc damping friction linings are installed in slot, and by annual spring, two damping friction linings are pressed on the pedal axis, under the combined action of slot, damping friction lining, annual spring, make driving rack form certain rotary damping, radially leave the space between the slot of driving rack and two damping friction linings simultaneously, driving rack can be prolonged radially slide within the specific limits.

3. Portable pedal-actuated bicycle as claimed in claim 1, it is characterized in that: two handlebar cross bars are fixed in the fixed cover that rigidly connects on flexible montant, fixed cover axially has an opening, and changes the fixed sleeving internal diameter by a latching device, plays the effect of fastening handlebar cross bar.