CN2609830Y

CN2609830Y - Bicycle with two-purpose pedal

Info

Publication number: CN2609830Y
Application number: CNU032405685U
Authority: CN
Inventors: 王建国; 王建民
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-03-12
Filing date: 2003-03-12
Publication date: 2004-04-07
Anticipated expiration: 2013-03-12

Abstract

A pedal convertible bicycle, in particular to improving the structure inside the chief axis of the bicycle, which comprises a chief axis, a first spring, a geared sleeve pipe, a crank handle, a second spring, a worstall and a setting unit. Wherein the chief axis is arranged in the geared sleeve pipe, the first spring is jacked on the chief axis, the worstall and the second spring with the geared sleeve pipe are provided orderly in the crank handle hole of the crank handle, the worstall is fixed on the end of the chief axis via a screw, and the setting unit is passing through the chief axis. The utility can not only be used as the normal bicycle, but also can engage with the chief axis using geared sleeve pipe, which makes the two pedals in the same position and direction, then the setting unit is controlled to fix the first spring on the geared sleeve pipe. Then, the bicycle can move with feet stepping up and down at the same time, which is an entertaining pedal convertible bicycle.

Description

The pedal dual-purpose bicycle

Technical field

The utility model is relevant for a kind of bicycle, is meant a kind of mode of trampling of can Regular Bicycle rotating with tandem double-legged 360 degree especially, or in the same way the double-legged upper and lower mode of trampling, and the pedal dual-purpose bicycle that travels and advance.

Background technology

In agricultural times is exactly iron-clad horses (iron-clad horses promptly mean alleged bicycle, bicycle now) in order to the instrument of riding instead of walk except ox cart generally, but the prosperity of modern industry, progressive under, people many with take bus, subway or drive a car voluntarily, locomotive arrives the destination that institute is desired to go to, need take muscle power can to turn round that the bicycle that advances seldom is used as be the instrument of riding instead of walk and speed is slow.

Yet, along with the prosperity of industry and commerce, progress and implement under the policy of two-day weekend, make people pay attention to leisure, amusement more, further drive the flourish of stress-relieving activity, and the bicycle of riding instead of walk is promptly changed one's identity suddenly and become the utensil of people's leisure, body-building after work.

Again, bicycle has the energy of exempting from, nuisanceless, easy to carry, advantage such as improve the health, make bicycle still powerful attractive force be arranged to people, so numerous dealers also values this large market of bicycle very much, and constantly bicycle is researched and developed, improvement regrettably, numerous dealers is only to the speed of bicycle, material, moulding, research and develop on the performances such as traveling comfort, improvement, and for the function of bicycle, interesting lifting, bright rare dealer goes improvement, innovation, still only its running is advanced in the mode of the treadled cycles of rotating of tandem double-legged 360 degree, cooresponding single on the mode that drives, stiff, no new meaning.

As from the foregoing, above-mentioned known bicycle on reality is used, obviously only can advance and make this bicycle turn round, so can wait to be improved, research and develop with trampling that tandem double-legged 360 degree are rotated.

The utility model content

Main purpose of the present utility model, promptly be to provide a kind of pedal dual-purpose bicycle, unique design on the axle center of the pedal by this bicycle, the crank, making this bicycle can be used as Regular Bicycle tramples to travel and advances with what tandem double-legged 360 degree were rotated, but can between advancing, change, control this two pedal, make this two pedal become coordination in the same way, simultaneously trample this pedal and as advancing as riding in order to both feet with upper and lower direction, this bicycle can be turned round in two ways advance, cooresponding entertaining, rich rich variability.

In order to reach above-mentioned purpose, the utility model provides a kind of pedal dual-purpose bicycle, be meant especially and a kind ofly improved that it includes main shaft, first spring, gear sleeve, crank, second spring, washer and fixed cell at the structure in the spindle tube of this bicycle; Wherein this main shaft is placed in this spindle tube, and its two ends all have bearing portion, wherein the bearing portion outside diameter of an end dwindle and have behind the horizontal-extending fixed gear wheel this for gear part, this gear part outside is reduced and horizontal-extending has fixed part also; This first spring housing is located on this main shaft, and its end away from this gear part is fixedly arranged on this main shaft, and the other end has circular hole, and this circular hole is smooth on this main shaft; This gear sleeve be sheathed on the fixed part of this main shaft peripheral and with the corresponding engagement of this gear part, its outside has the two-phase corresponding groove; This crank one end has crank hole, and this crank hole arranged outside has flange and inside to be provided with two corresponding raised lines, and this raised line matches with two grooves of this gear sleeve; This second spring is placed in this crank hole and is contacting this gear sleeve; This washer is contacting flange and this second spring of this crank hole, utilizes screw to pass this washer and is locked in the fixed part of this main shaft, and this crank is positioned on this main shaft; This fixed cell wear be fixed on this spindle tube and the position with respect to the circular hole of this first spring on.

When left threading lives that pedal does not make its rotation and right crus of diaphragm steps on 180 forward when spending, utilize the engagement between the gear part of this gear sleeve and this main shaft, make two pedals of this bicycle become coordination in the same way, depress this fixed cell again and make that the circular hole of this first spring is impeded, and then this first spring is fixed on this spindle tube, at this moment, this bicycle promptly can be gone up by both feet simultaneously, under trample and drive this bicycle and advance, yet, as long as again to step on 180 degree before the right crus of diaphragm and to unclamp this fixed cell, this two pedal can be returned back to the form of Regular Bicycle, and, this bicycle running be advanced with trampling that tandem double-legged 360 degree are rotated.

Description of drawings

Fig. 1 is the sectional perspective exploded drawings of the utility model pedal dual-purpose bicycle;

Fig. 2 is the enlarged drawing of Figure 1A block;

Fig. 3 is the three-dimensional combination figure of the utility model pedal dual-purpose bicycle;

Fig. 4 is the crank of the utility model pedal dual-purpose bicycle and action signal (one) perspective back view of axial portions;

Fig. 5 is the crank of the utility model pedal dual-purpose bicycle and action signal (two) perspective back view of axial portions;

Fig. 6 is the crank of the utility model pedal dual-purpose bicycle and action signal (three) the perspective back birds-eye view of axial portions;

Fig. 7 is the action schematic isometric of the utility model pedal dual-purpose bicycle running condition ();

Fig. 8 is the action schematic isometric of the utility model pedal dual-purpose bicycle running condition (two);

Fig. 9 is the action schematic isometric of the utility model pedal dual-purpose bicycle running condition (three);

Figure 10 is the action schematic isometric of the utility model pedal dual-purpose bicycle running condition (four);

Figure 11 is the action schematic isometric of the utility model pedal dual-purpose bicycle running condition (five).

Main shaft: 1

Bearing portion: 10 bearings: 100

Gear part: 11 fixed parts: 12

Screw: 13

First spring: 2

Circular hole: 20 screws: 21

Nut: 22

C shape sleeve: 3

Gear sleeve: 4

Groove: 40 perforation: 41

Crank: 5

Crank hole: 50 raised lines: 51

Flange: 52 movable pins: 53

Second spring: 6

Washer: 7

Screw: 70

Fixed cell: 8

Pin: 80 cable wires: 81

Depression: 82 blocks: 83

Adjusting lever 84

Bicycle: 9

Spindle tube: 90 pedals: 91

Handle: 92

The specific embodiment

See also Fig. 1 to shown in Figure 3, the utility model provides a kind of pedal dual-purpose bicycle, and this bicycle 9 includes main shaft 1, first spring 2, gear sleeve 4, crank 5, second spring 6, washer 7 and fixed cell 8, wherein:

This main shaft 1 is placed in the spindle tube 90 of this bicycle 9, its two ends all have bearing portion 10, these two bearings portion 10 other bearings 100 that are arranged with respectively, wherein bearing portion 10 outside diameter of an end dwindle and have behind the horizontal-extending fixed gear wheel this for gear part 11, this gear part 11 is the ratchet of two teeth, thereafter also reduced and horizontal-extending has fixed part 12, the end face of this fixed part 12 is provided with screw 13, by of the setting of this gear part 11, make an end of this main shaft 1 have the size external diameter decrescence of syllogic with this fixed part 12.

This first spring 2 is sheathed on this main shaft 1, its two ends have circular hole 20 respectively, pass for screws 21 and cooperate nut 22 and be locked on this main shaft 1 away from the circular hole 20 of this gear part 11, and the circular hole 20 of the other end is smooth on this main shaft 1, outer race in this circular hole 20 is provided with C shape sleeve 3, and the thickness of this C shape sleeve 3 is greater than the thickness of this first spring 2.

One end of this gear sleeve 4 has the two tooth papillaes wheel identical with the gear part 11 of this main shaft 1, its be sheathed on the fixed part 12 of this main shaft 1 peripheral and with these gear part 11 corresponding engagements, its outside has two-phase corresponding groove 40 and two corresponding perforation 41, and this groove 40 is strip and extends to the edge of the other end of taking turns with respect to two tooth papillaes.

The be coupling pedal 91 of this bicycle 9 of one end of this crank 5, the other end has crank hole 50, these crank hole 50 arranged outside have flange 52 and inside to be provided with two corresponding raised lines 51, this raised line 51 also is strip and extends to edge with respect to this gear sleeve 4, it matches ccontaining with two grooves 40 of this gear sleeve 4, wear on this crank hole 50 and be fixed with movable pin 53, this activity pin 53 can be pressed personally according to the needs in rider's use and be touched, and makes in its perforation that is inserted in this gear sleeve 4 41 so as to increasing the degree of stability of this gear sleeve 4.

This second spring 6 is placed in this crank hole 50 and is contacting this gear sleeve 4.

This washer 7 is contacting flange 52 and this second spring 6 in these crank hole 50 outsides, utilize screw 70 to pass this washer 7 and be locked in the screw 13 of fixed part 12 of this main shaft 1, make this flange 52 be blocked and then make this crank 5 be positioned the outside of this main shaft 1 by this washer 7, moreover, these crank hole 50 inboards contact on the section difference between the bearing portion 10 of this main shaft 1 and the gear part 11, so promptly so that this crank 5 is fixing.

This fixed cell 8 is formed (see also Fig. 2 and cooperate shown in Figure 1) by pin 80 and cable wire 81, this pin 80 wears and is fixed on this spindle tube 90 and with respect to the top, position of the circular hole 20 of this first spring 2, these pin 80 end faces are provided with sulculus, this sulculus lower end is extended with depression 82, one end of this cable wire 81 is installed with block 83, this block 83 plugs stopper in this depression 82, so that this pin 80 is connected to a fixed with this cable wire 81, the other end of this cable wire 81 is then connecting adjusting lever 84 and is being fixedly arranged on the handle 92 of this bicycle 9; Form pedal dual-purpose bicycle of the present utility model by above-mentioned composition.

See also Fig. 3 and shown in Figure 4, the ratchet of this gear sleeve 4 meshes on the gear part 11 that is contacting this main shaft 1 by the elastic force of this second spring 6, make this main shaft 1 possess the function of Regular Bicycle, and can drive normally, control, promptly trample this forward with rotating and two be the pedal 91 of a straight line, and then make this bicycle 9 turn round forward, advance with tandem double-legged 360 degree.

See also Fig. 5 to shown in Figure 10, during the position of the pedal 91 of when the rider is advancing, left threading being lived the left side below (not make its rotation and a left side, the right side is with the rider), and with right crus of diaphragm the pedal 91 on right side is trampled 180 forward and spend, because being subjected to raised lines 51 in this crank hole 50, two grooves 40 in these gear sleeve 4 outsides match under ccontaining the pining down, and the pedal 91 in this left side is stepped on by left foot and is produced an antagonistic force, and two grooves 40 that this antagonistic force provides these gear sleeve 4 outsides retreat and oppressing simultaneously this second spring 6 and the direction of to the left pedal 91 is slided along two raised lines 51 in this crank hole 50; When the pedal 91 on this right side rotated the stroke of finishing 180 degree forward, the two tooth papillaes wheel of this gear sleeve 4 was taken turns tight engagement mutually with two tooth papillaes of this main shaft 1 again, and at this moment, this two pedal 91 presents the state of coordination in the same way; At the same time, the adjusting lever 84 that two pedals 91 are upwards triggered and control on this handle 92 makes this cable wire 81 these pins 80 of compressing, ordering about this pin 80 inserts in the circular hole 20 of this first spring 2 that is arranged at this main shaft 1 periphery, because of circular hole 20 outer race of this first spring 2 are provided with the thickness C shape sleeve 3 thick than this first spring 2, so this pin 80 can very easily find the position of this circular hole 20 and be inserted in wherein, make this first spring 2 be tied on this spindle tube 90 by this pin 80, at this moment, this main shaft 1 is limited to and can only swing in the interval by this first spring 2.When rider's both feet simultaneously downward trample this two pedal 91 time, this pedal 91 will be subjected to first spring 2 restoring force influence and pop up and return to the position that the end is stepped on, so rider's both feet can be simultaneously and continuous upper and lower this two pedal 91 of trampling in this interval, make this bicycle 9 just as the driving as riding, advance.

See also Figure 11 and cooperate Fig. 3, when desire makes this two pedal 91 get back to the form of Regular Bicycle,, order about this pin 80 and break away from as long as the adjusting lever 84 on this handle 92 of control makes this this pin 80 of cable wire 81 pull-ups to shown in Figure 6.Making this main shaft 1 no longer be subjected to this pin 80 pins down, this two pedal 91 up at this moment, and the pedal 91 that again left foot is caught on this left side does not make its rotation, and with right crus of diaphragm the pedal 91 on this right side is trampled 180 degree forward simultaneously, make gear sleeve 4 in this crank hole 50 be subjected to these gear part 11 compressings and retreat, after stepping on 180 degree before the right crus of diaphragm, the i.e. driving fit again of this two gear, make this two pedal 91 present one in front and one in back, and this bicycle 9 is got back to the pattern that Regular Bicycle travels, drives.

When this bicycle 9 travels for Regular Bicycle, during the pattern that drives, this two pedal 91 can also be trampled backward freely and form idle running, because the low resistance that the elastic force of this second spring 6 dallies backward greater than this two pedal, so when rider's left foot is not stepped on the pedal 91 (not making the pedal 91 in this left side rotate) in left side, gear sleeve 4 in this crank hole 50 is still by this second spring 6 sincere pushing of pushing up, and then be meshed with the gear part 11 of this main shaft 1, make that this crank 5 can be along with the idle running backward continuously of this pedal 91, hence one can see that, and pedal dual-purpose bicycle of the present utility model does not have influence on Regular Bicycle at all and can drive, the variety of way of playing.

Not only can be tandem double-legged 360 degree of pedal dual-purpose bicycle of the present utility model are rotated tramples that travelling advances and is used as Regular Bicycle and drive, can between advancing, change at once again, controlling this two pedal, make this two pedal become the state of coordination in the same way from a straight line, make the rider can both feet simultaneously on, down constantly trample this pedal and as driving as riding, advance, increased the regular movements of the whole health of rider, also increased simultaneously amount of exercise, design of the present utility model can turn round bicycle to advance in two ways, significantly carry and stretch the enjoyment that drives bicycle, cooresponding entertaining, innovation, rich rich variability.

In sum, the utility model can be with the function of Regular Bicycle and scooter, and reality is a rare novel practical novel product, has usability on the industry, novelty and progressive, meets the utility application important document fully.

Claims

1, a kind of pedal dual-purpose bicycle, particularly pointer are improved the structure in the spindle tube of this bicycle, it is characterized in that it comprises:

Main shaft is placed in this spindle tube, and its two ends all have bearing portion, wherein the bearing portion outside diameter of an end dwindle and have behind the horizontal-extending fixed gear wheel this for gear part, this gear part outside is reduced and horizontal-extending has fixed part also;

First spring is sheathed on this main shaft, and the one end is fixedly arranged on this main shaft, and the other end has circular hole, and this circular hole is smooth on this main shaft;

Gear sleeve, be sheathed on the fixed part of this main shaft peripheral and with the corresponding engagement of this gear part, its outside has the two-phase corresponding groove;

Crank, the pedal of one end and this bicycle is coupling, and the other end has crank hole, and this crank hole arranged outside has flange and inside to be provided with two corresponding raised lines, and this raised line matches with two grooves of this gear sleeve;

Second spring is placed in this crank hole and is contacting this gear sleeve;

Washer is contacting flange and this second spring in this crank hole outside, utilizes screw to pass this washer and is locked in the fixed part of this main shaft, and this crank is positioned on this main shaft; And

Fixed cell, wear be fixed on this spindle tube and the position with respect to the circular hole of this first spring on.

2, pedal dual-purpose bicycle as claimed in claim 1 is characterized in that, this gear part and this gear sleeve are all the ratchet of two teeth.

3, pedal dual-purpose bicycle as claimed in claim 1 is characterized in that, this first spring has circular hole away from an end of this gear part, and this circular hole passes for screw and cooperates nut and be locked on this main shaft.

4, pedal dual-purpose bicycle as claimed in claim 1 is characterized in that, this first spring circular hole outer race is provided with C shape sleeve.

5, pedal dual-purpose bicycle as claimed in claim 4 is characterized in that, the thickness of this C shape sleeve is greater than the thickness of this first spring.

6, pedal dual-purpose bicycle as claimed in claim 1, it is characterized in that, this fixed cell is made up of pin and cable wire, wherein this pin wear be fixed on this spindle tube and the position with respect to the circular hole of this first spring on, one end of this cable wire is fixedly arranged on this pin, and the other end is then connecting adjusting lever and is being fixedly arranged on the handle of this bicycle.

7, pedal dual-purpose bicycle as claimed in claim 6 is characterized in that, this pin end face is provided with sulculus, this sulculus lower end is extended with depression, one end of this cable wire is installed with block, and this block plugs stopper in this depression, so that this pin and this cable wire are connected to a fixed.

8, pedal dual-purpose bicycle as claimed in claim 1, it is characterized in that, two grooves of this gear sleeve are strip and extend to the edge of this gear sleeve, and two raised lines of this crank hole also are strip and extend to the end of this gear sleeve, be placed in this two raised line by this two groove fit, this gear sleeve can slide in this crank hole.

9, pedal dual-purpose bicycle as claimed in claim 1 is characterized in that, this gear sleeve is provided with two corresponding perforation, wears on this crank hole and is fixed with movable pin, and this activity pin can be inserted in this perforation so as to increasing the degree of stability of this gear sleeve.