CN100513249C

CN100513249C - Booster bicycle pedal

Info

Publication number: CN100513249C
Application number: CNB2006100744483A
Authority: CN
Inventors: 季银
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-10
Filing date: 2006-04-10
Publication date: 2009-07-15
Anticipated expiration: 2026-04-10
Also published as: CN1833946A

Abstract

A pedal structure for boosted bicycle is composed of a crank base, crank body passing through said axle base, a slide block on crank body and with active rack bar, a mandrel with driven gears at its both ends, drive gear chain on said crank base, and at least one supporting mechanism for fixating the crank consisting of slide block, crank base and crank body. It has high switching speed.

Description

Booster bicycle pedal

Technical field

The present invention relates to the bicycle pedal technical field, refer in particular to a kind of pedal of mini-motorcycle.Mini-motorcycle promptly is the multi-functional morpet that has manpower driving, power driven or manpower driving and power driven and usefulness simultaneously.

Background technology

Morpet is easy to use, has become the important running vehicle of day by day popularizing.Manpower drives or manpower driving and power driven and time spent, the both feet circular movement that circulates one on the other around the axis axle center in the car body both sides; But during power driven, both feet are in resting state, and both feet should symmetry be shelved on and just meet body mechanics's engineering philosophy in the car body both sides on the shaft position; Comprehensively above-mentioned, the pedal of shelving both feet when car body both sides pedal interlocked state, power driven up and down when manpower drove requires the left-right symmetric state, and the two has constituted one group of contradiction.The patent No. is the bicycle adjustable speed-changing crank technical scheme of CN94222761.1, subjective is must keep certain crank length simultaneously by the certain length of shortening crank to guarantee to ride to regulate riding speed, objectively make the distance of two pedals and axis close to some extent, but this near only relatedly cause at foot-operated driving condition, circumscribed, can not make both sides pedal left-right symmetric, reach the traveling comfort requirement of motor vehicle pedal.

Thereby, be necessary to develop and both met the bicycle pedal technical requirements, meet the new solution of motor vehicle pedal technical requirements again.

Summary of the invention

The purpose of this invention is to provide a kind of pedal practicality, pedal comfortable, switch booster bicycle pedal efficiently.

The object of the present invention is achieved like this: booster bicycle pedal, by middle beam barrel, be provided with the axis of mandrel, being provided with handle is the handle body to the crank base portion of moving slider, pedal axle of captiveing joint with slide block and pedal are formed, the inner position of crank is that the handle base is captiveed joint with axis, pedal and pedal axle flexibly connect, the handle body separates with the handle base and the cooperation of pegging graft, the handle base is made as slideway structure, the handle body can slide along the slideway of handle base and be spacing, the extended handle base of the external end of handle, the handle base has slided firm effect to the handle body, slide block is provided with handle to the active tooth bar, captive joint the driven gear that is complementary with the active tooth bar at the mandrel two ends, the handle base is provided with gives the handle of driven gear to the transmission gear or the gear cluster that distribute the force transmission of active tooth bar, be provided with movable and spacing shank in the pedal axle of at least one side, elastomeric element makes the inner bullet of shank to driven gear, this side handle base be provided with shank with the slide block handle when mobile, make the ramp structure that shrink back in shank the inner and energy butt driven gear side is complementary in the pedal axle, this side mandrel and driven gear junction are provided with inner insertion of shank are meshed, with the mandrel axle center is the groove at center, the both sides drive disk assembly is symmetrically distributed around the axis axle center, make both sides pedal sense of motion reciprocal, reach axis, both sides pedal axle three axis coexist on the straight line, and at least one side is provided with at slide block, the handle body, handle base three stretches when constituting crank, the supporting mechanism that crank can not be bounced back naturally.

Described booster bicycle pedal, elastomeric element makes slide block slide to the external end of handle to supporting mechanism, the handle body stretches out to handle base outside in order to be provided with.

Described booster bicycle pedal, when parts switch to pedal state, the center of gravity of parts not on the axis axle center, deviation of gravity center be provided with shank one side, the handle body stretches out on the service direction of handle base.

The present invention uses bicycle both sides pedal body and constitutes symmetrical booster bicycle pedal to the reciprocal displacement of straight line of axis axle center around the invention thought of axis, both sides pedal axle " three one lines ", thereby makes pedal practicality, pedal comfortable; The crank that relies on spring force stretching support shank body, slide block to constitute among the present invention, manpower is foot-operated when driving associated components are made circumference and are rotated and produce centnifugal force simultaneously around the axis axle center in the car body both sides, thus do not impose enough centripetal force associated components can not natural indentation; Simultaneously, the present invention constitutes superimposed being hidden in the very little space of parts of crank when switching to pedal state, and does not influence the car body middle part apart from ground-surface height and car body aesthetic feeling; The present invention is switched fast, and the sole that the bicyclist only need be used in when the pedal state was foot-operated is stepped on pedal towards the axis axle center, can finish all operations program of switching to pedal state automatically; The present invention relies on terrestrial attraction to make direction that the handle body stretches out from the handle base all the time naturally vertically downward, make blocked operation have directionality, only need gently to dial the shank outer end in the pedal body outside during pedal state, can automatically switch to the bicycle pedal state with the sole that is provided with shank one side.

The car body of booster bicycle pedal of the present invention has superior continuing property, row's barrier property and self preservation.Easily drive by manpower entirely when continuing property can be aided with manpower power-assist or motor-driven driving abnomal condition when being meant motor-driven driving, and do not influence the travel time; Row barrier property in time switches to manually driven pedal state when being meant the motor-driven driving abnomal condition of car body and does not cause car body because of heavy or do not possess the slow plug of practical foot-operated drive system or be stuck in road and cause roadblock, especially in big the becoming more important property of vital communication lines of flow; When self preservation is meant motor-driven pedal state car body in climbing, against the wind, in the border, road such as jolt, fast switching to the bicycle pedal state carries out the foot-operated power-assist of manpower, effectively protects the motor-driven drive system of car body; The present invention has strengthened the advantage of morpet as running vehicle.

Description of drawings

Whole cross-sectional schematic when Fig. 1 switches to pedal state for booster bicycle pedal parts of the present invention;

Fig. 2 is the handle base semi-sictional view schematic perspective view of booster bicycle pedal crank of the present invention;

Fig. 3 is the handle body semi-sictional view schematic perspective view of booster bicycle pedal crank of the present invention;

Fig. 4 is a booster bicycle pedal slide block schematic perspective view of the present invention;

Fig. 5 is provided with shank one side cross-sectional schematic when switching to the pedal state for booster bicycle pedal parts of the present invention;

Supporting mechanism schematic perspective view when Fig. 6 switches to the pedal state for booster bicycle pedal parts of the present invention;

Fig. 7 is the car body schematic side view of booster bicycle pedal of the present invention.

The specific embodiment

As shown in Figure 1, booster bicycle pedal of the present invention, by middle beam barrel 1, be provided with mandrel 3 axis 2, to be provided with handle be that handle body 11,16, the pedal axle 7,17 of captiveing joint with slide block 4,15 and pedal 8,18 are formed to the crank base portion of moving slider 4,15, the inner position of crank is that handle base 9,14 is captiveed joint with axis 2, and pedal 8,18 and pedal axle 7,17 flexibly connect.

Shown in Fig. 1,2,3,5,6, handle body 11,16 separates and the cooperation of pegging graft with handle base 9,14, but handle base 9,14 is made as handle to the slideway structure of walking, handle body 11,16 wears handle base 9,14, the extended handle base 9,14 in handle body 11,16 outer ends, 9,14 pairs of handle bodies 11,16 of handle base have slided firm effect.

Shown in Fig. 1,2,4,5, slide block 4,15 is provided with handle to active tooth bar 4a, 15a, the driven gear 13,19 that is complementary with active tooth bar 4a, 15a at the two ends of mandrel 3 captive joint.

Shown in Fig. 1,5, the slideway structure of handle base 9,14 is provided with gives driven gear 13,19, handle to the driving gear set 12,20 that distributes the force transmission of active tooth bar 4a, 15a.

As shown in Figure 2, gear cluster 12 is made of size

alternate gear

12a, 12b, 12c, 12d.

Shown in Fig. 1,2,5, be provided with movable and spacing shank 5 and spring 6 butt pedal axles 7 and shank 5 in the pedal axle 7, make the inner 5a bullet of shank to driven gear 13, the outer rim 9b of handle base 9 be provided with shank 5 with slide block 4 handles when mobile, the inner 5a of shank work to pedal axle 7 in is axially shunk back and ramp structure 9a that butt gear cluster 12 sides are complementary, mandrel 3 and driven gear 13 junctions are provided with to be inserted the inner 5a of shank to mesh, be the groove 21 at center with mandrel 3 axle center.

As shown in Figure 6, extension spring 10 connection handle bodies 11 and pedal axle 7, limiting stopper 11a on extension spring 22 connection handle bases 9 and the handle body 11 makes slide block 4 slide to handle body 11 outer ends, handle body 11 is stretched out to the outside of handle base 9, thereby can constitute the supporting mechanism that crank part can not be bounced back naturally.

Shown in Fig. 1,5,6,7, the both sides drive disk assembly is symmetrically distributed around axis 2 axle center, make pedal 8,18 sense of motions in both sides reciprocal, thereby reaching axis 2, both sides pedal axle 7,17 3 axis coexists on the straight line, during pedal state, the center of gravity that all parts form not on the axle center of axis 2, deviation of gravity center be provided with shank 5 one sides, handle body 11 stretches out on the service direction of handle base 9, i.e. terrestrial attraction effect turns to vertically downward handle body 11 outer ends all the time naturally.

Manipulating of booster bicycle pedal of the present invention is described in detail as follows:

Switch to pedal state from the pedal state: the process of riding, when pedal 8 rotates to when top around axis 2 axle center as circumference, the person of riding steps on pedal 8 with sole to axis 2 axis directions, make slide block 4 to handle body 11 slides within, handle body 11 is shunk back to handle base 9 inside,

spring

10,22 are stretched, slip along with slide block 4, initiatively tooth bar 4a drives driving gear set 12, driven gear 13 and mandrel 3 rotate, the car body opposite side rotates with mandrel 3 and drives driven gear 19, driving gear set 20 is rotated, make tooth bar 15a and slide block 15 to handle body 16 slides within, handle body 16 is shunk back to handle base 14 inside, in service, shank 5 with slide block 4 handles to moving, the inner 5a of shank is supported hit slope 9a, the inner 5a of shank shrinks back in pedal axle 7 along slope 9a, spring 6 shrinks, the bounce of spring 6 makes the inner 5a butt of shank gear cluster 12 sides, along with handle to slip, the inner 5a of shank inserts the groove 21 of mandrel 3 and driven gear 13 fixed connection places, make both sides pedal axle 7,17 are positioned on the axis of axis 2, and pedal state switches to be finished; The process of switching to pedal state from the pedal state is also available to be stepped on other batter and pedals 18 and finish, but also sole cooperation in the left and right sides makes both sides pedal 8,18 finish to axis 2 axle center indentations.

Switch to the pedal state from pedal state: during pedal state, the parts that the terrestrial attraction effect makes center of gravity deflection vertically downward, be that the direction that handle body 11 stretches out from handle base 9 inside turns to vertically downward all the time naturally, make actual blocked operation have directionality, in the process of riding, outwards stir the shank outer end 5b in pedal 8 outsides with the sole that is provided with shank 5 one sides, the inner 5a of shank deviates from from groove 21, tension spring 10 pulling slide blocks 4 slide and are hampered by pedal axle 7 and spacing to handle body 11 outer ends, tension spring 22 pulling handle bodies 11 stretch out and are hampered by stop block 11a on the handle body 11 and spacing to handle base 9 outsides, simultaneously, slip along with slide block 4, active tooth bar 4a driven gear group 12, gear 13, mandrel 3, gear 19 and gear cluster 20 rotate, thereby make tooth bar 15a, slide block 15 slides to handle body 16 outer ends and handle body 16 stretches out handle base 14 outsides, and the pedal state switches to be finished.

Claims

1. booster bicycle pedal, by middle beam barrel, be provided with the axis of mandrel, crank, pedal axle and pedal are formed, the inner position of crank is that the handle base is captiveed joint with axis, the crank base portion is that the handle body is provided with handle to the slide block that moves, the pedal axle is captiveed joint with slide block, pedal and pedal axle flexibly connect, it is characterized in that: the handle body separates with the handle base and the cooperation of pegging graft, the handle base is made as slideway structure, the handle body slides also spacing along the slideway of handle base, slide block is provided with handle to the active tooth bar, captive joint the driven gear that is complementary with the active tooth bar at the mandrel two ends, the handle base is provided with handle to the connection that is made of transmission gear or gear cluster that the distributes transmission device of tooth bar and driven gear initiatively, be provided with movable and spacing shank in the pedal axle of at least one side and be provided with elastomeric element and be connected, the top of the transmission device of this side handle base is provided with the ramp structure that compresses shank the inner, this side mandrel and driven gear junction are provided with inner insertion of shank and mesh, with the mandrel axle center is the groove at center, the both sides drive disk assembly is symmetrically distributed around the axis axle center, and at least one side is provided with firm crank member slide block, the handle body, the supporting mechanism of handle base.

2. booster bicycle pedal as claimed in claim 1 is characterized in that: be provided with elastomeric element between supporting mechanism global facility that to be slide block constitute with pedal axle captive joint and the handle body and be connected, be provided with elastomeric element between handle body and the handle base and be connected.

3. booster bicycle pedal as claimed in claim 1 or 2 is characterized in that: when parts switch to pedal state, the center of gravity of parts not on the axis axle center, deviation of gravity center be provided with shank one side, the handle body stretches out on the service direction of handle base.