JP3144223U - Rear wheel drive pedal standing bicycle - Google Patents

Abstract

To provide a rear wheel drive pedal standing bicycle having excellent exercise effect and fun.
A drive device is installed at a position near a front end of a vehicle body base on a corresponding line between a front wheel and a rear wheel. On both sides of the front end of the vehicle body base 10, pedals 30 that are operated up and down are respectively provided with shafts, and the interlocking wheels 22 transmit power to the rear wheels 14 by the movement of the left and right pedals 30 up and down alternately. Advance. Since it is a different riding form from a general bicycle, it is used as a means of transportation, and at the same time, it has a wide range of exercise, is interesting and playful, and allows both exercise and entertainment.
[Selection] Figure 1

Description

  The present invention is simple in structure, easy and convenient to use, and has a different operating method and mode of travel from general bicycles. The present invention relates to a new rear-wheel-drive pedal standing bicycle that is both practical, ideal and inventive by providing a sense of fun and balancing exercise and entertainment.

  Generally, in order to drive a bicycle forward, two pedals installed at an angle of 180 degrees are mainly depressed by the circumferential motion of both feet. As a result, related parts (for example, a large gear, a chain, a free wheel, etc.) rotate the wheel, and the vehicle body moves forward by continuously rotating the wheel. In addition, a saddle is provided on a general bicycle so that the user can sit down, and the weight of the user is supported by the saddle, so that the user can smoothly and safely pedal with both feet. .

  However, since the user is supported by the saddle, even if he / she can exercise using his / her legs, the exercise effect of the upper body cannot be expected so much and the effect as exercise for training the body is lacking. Furthermore, it lacks the fun of riding a bicycle and lacks the appeal of continued use. Accordingly, it is an object of the present invention to provide a rear wheel drive type pedal standing bicycle having excellent exercise effects and fun.

  In order to solve the above-described problems, the rear wheel drive pedal standing type bicycle according to the present invention is provided with a drive device at a position near the front end of the vehicle body base on the corresponding line between the front wheel and the rear wheel. On both sides of the front end of the vehicle body, pedals that operate up and down are respectively provided with shafts. The left and right pedals operate alternately up and down and rotate in the direction opposite to the large gear of the driving device. Then, the interlocking wheel transmits power to the rear wheel to advance the bicycle, and the user can pedal with both feet while standing. Therefore, the present invention increases the range of exercise in the operation of the bicycle, and at the same time has a different riding form, so that not only transportation means but also fun and playfulness are added, making it possible to achieve both exercise and entertainment.

  Also, in the rear wheel drive pedal standing type bicycle according to the present invention, the large gear of the driving device is located on the extension line of the front wheel and the rear wheel, and the left and right pedals for driving the large gear are also located at equal intervals on the left and right. In addition, the distance between the left and right pedals can be reduced as required, and the position where the user applies the force by stepping on the pedal can be evenly positioned on both sides of the extension line of the front and rear wheels. Therefore, for the user, not only can both feet be operated smoothly, but the user can also feel comfortable and natural. In particular, according to the present invention, the center of gravity is always located on the extension line of the front wheel and the rear wheel, so that the vehicle body is stable and the safety during use is high.

  According to the first aspect of the present invention, a front wheel, a support column, and a handle are installed on the front side of the vehicle body base via a head tube and a front fork, and a rear wheel is installed on the rear side of the vehicle body base via a rotary shaft. A drive equipped with a freewheel on top, a rotating shaft near the front end of the vehicle body base, a large gear installed on the rotating shaft, and transmission parts such as a crank installed at both ends of the rotating shaft and corresponding to an angle of 180 degrees The device is installed, a driven gear is installed at a position close to the rear end of the vehicle body base, a first drive chain is installed in an annular shape between the driven gear and the large gear of the drive device. A crank that drives the driving device and a pedal that rotates by a rotating shaft are connected to the shaft, and the large gear of the driving device is located on the corresponding line of the front wheel and the rear wheel, In addition, it is installed on both sides of the corresponding line of the front wheel and the rear wheel at equal intervals. An interlocking wheel is installed between the large gear and the driven gear of the driving device, driven by the outside of the first drive chain, and coaxial with the interlocking wheel. A rear wheel drive pedal standing bicycle, wherein a transmission wheel is installed at the other end of the rear wheel, and a second drive chain is installed between the transmission wheel and a free wheel on the rear wheel rotation shaft. Features.

  The rear wheel drive pedal standing bicycle according to claim 1, wherein the left and right pedals are respectively provided with vertically long slide guides.

  According to a third aspect of the present invention, drive parts are installed at the distal ends of the left and right crank rotation shafts of the drive device, and the drive parts are installed in a form that slides in correspondence with the longitudinal slide guide of the pedal. A rear-wheel-drive pedal standing bicycle according to claim 1.

  The invention described in claim 4 is characterized in that the front end of the left and right pedals is installed on both sides of the front end of the vehicle body base by means of a shaft connection, respectively. It was.

  The rear wheel according to claim 1, wherein the interlocking wheel is installed below the first drive chain, and the interlocking wheel is driven by the outside of the first drive chain. It features a drive-type pedal standing bicycle.

  The rear wheel according to claim 1, wherein the interlocking wheel is installed above the first drive chain, and the interlocking wheel is driven by the outside of the first drive chain. It features a drive-type pedal standing bicycle.

  The rear-wheel-drive pedal standing bicycle of the present invention moves forward when the interlocking wheel transmits power to the rear wheel, and the user can pedal with both feet while standing, so the range of motion in the operation of the bicycle Because it is a big riding style and different from general bicycles, it is not only used as a means of transportation, but also adds fun and playfulness, making it possible to balance exercise and entertainment.

  Also, in the rear wheel drive pedal standing type bicycle according to the present invention, the large gear of the driving device is located on the extension line of the front wheel and the rear wheel, and the left and right pedals for driving the large gear are also located at equal intervals on the left and right. In addition, the distance between the left and right pedals can be reduced as required, and the position where the user applies the force by stepping on the pedal can be evenly positioned on both sides of the extension line of the front and rear wheels. Therefore, for the user, not only can both feet be operated smoothly, but the user can also feel comfortable and natural. In particular, according to the present invention, the center of gravity is always located on the extension line of the front wheel and the rear wheel, so that the vehicle body is stable and the safety during use is high.

  A description will be given with reference to FIGS. 1, 2, and 3. The rear wheel drive pedal standing bicycle according to the present invention is provided with a front wheel 11, a support column 12 and a handle 13 via a head tube 101 and a front fork 102 in front of a vehicle body base 10. A rear wheel 14 is installed behind the vehicle body base 10 via a rotating shaft 141.

  At a position close to the front end of the vehicle body base 10, there are a rotating shaft 201, a large gear 202 installed on the rotating shaft 201, a crank 203 installed so as to correspond to both sides of the rotating shaft 201 at an angle of 180 degrees, and a rotating shaft The drive device 20 including a transmission part such as the drive part 204 installed away from the shaft 201 is installed. Left and right pedals 30 that operate up and down are respectively installed on both sides of the front end of the vehicle body base 10.

  Among these, the large gear 202 of the driving device 20 is located on a corresponding line between the front wheel 11 and the rear wheel 14. The left and right pedals 30 are positioned on both sides of the corresponding line of the front wheel 11 and the rear wheel 14 at equal intervals, the front ends thereof are respectively installed on the vehicle body base 10 via the fitting shafts 301, and the rear ends can be operated up and down. It is possible, and a vertically long slide guide 302 is installed at the bottom, and the drive parts 204 at the other ends of the left and right cranks 203 are respectively fitted and slid (see FIG. 3).

  When the left and right pedals 30 move up and down, the drive part 204, the crank 203, the rotating shaft 201 and the large gear 202 are directly driven to rotate.

  A driven gear 21 is installed at a position near the rear end of the vehicle body base 10, and an interlocking wheel 22 is installed between the large gear 202 of the driving device 20 and the driven gear 21. A first drive chain 23 is installed in an annular shape between the large gear 202 and the driven gear 21, and the interlocking wheel 22 is driven at an outer position to rotate in the opposite direction. A transmission wheel 24 is installed at the other end coaxial with the interlocking wheel 22, and power is transmitted to the free wheel 26 on the rear wheel rotation shaft 141 by the second drive chain 25.

  Since the left and right pedals 30 move up and down with the fitting shaft 301 at the front end as a rotation point, when the user stands on the left and right pedals 30 while alternately moving both feet, the driving parts 204 to which a stepping force is applied The crank 203 rotates in the opposite direction. The rotation shaft 201 and the large gear 202 are jointly rotated in the opposite direction (that is, opposite to the rotation direction of the large gear when a general bicycle is moving forward). For this reason, when the first drive chain 23 installed annularly between the large gear 202 and the driven gear 21 drives the interlocking wheel 22 on the outside (FIG. 1 shows the interlocking wheel installed below the first drive chain 23. .), The interlocking wheel rotates in the forward direction and rotates the free wheel 26 on the rear wheel rotation shaft 141 in the forward direction via the second drive chain 25 of the coaxial transmission wheel 24, and the rear wheel rotation shaft 141. The rear wheel 14 rotates in the forward direction and the vehicle body moves forward.

  This will be described with reference to FIG. According to the present invention, when the user stands up and down alternately while stepping on the left and right pedals 30 with the above-described configuration, the left and right pedals 30 move up and down around the fitting shaft 301 at the front end, and the drive The device 20 is driven at an angle of 180 degrees. The drive parts 204 installed at the distal ends on the crank 203 side at positions away from the rotary shaft 201 are accommodated in the longitudinal slide guide 302 at the bottom of the left and right pedals 30.

  When the user alternately raises and lowers both feet and steps on the left and right pedal 30, the drive part 204 is driven, and the large gear 202 on the rotation shaft 201 rotates in the opposite direction. At the same time, the interlocking wheel 22 between the large gear 202 and the driven gear 21 is driven by the outside of the first drive chain 23 annularly installed on the large gear 202 and the driven gear 21, and the rotation direction is opposite to that of the large gear 202. . Then, the transmission wheel 24 coaxial with the interlocking wheel 23 transmits the rotational force in the positive direction to the rear wheel rotation shaft 141 and the rear wheel 14 via the second drive chain 25, so that the vehicle body moves forward.

  The present invention has an effect of greatly expanding the range of movement of the body, and since it is a riding form different from a conventional bicycle, it can be used as a means of transportation and at the same time has entertainment. The large gear 202 of the driving device 20 is located on the extension line of the front wheel 11 and the rear wheel 14, and the left and right pedals 30 are also installed on both sides on the extension line of the front wheel 11 and the rear wheel 14 at equal intervals. The distance between the pedals 30 can also be reduced, and the positions where the force is applied when the user steps on the left and right pedals are on both sides of the extension line of the front wheel 11 and the rear wheel 14, so that the user can Not only can it be operated smoothly, but it can be carried out naturally and comfortably. In particular, according to the present invention, the center of gravity is always located on the extension line of the front wheel and the rear wheel, so that the vehicle body is stable and the safety during use is high.

  This will be described with reference to FIG. In the present invention, in order to convert the rotational driving force in the opposite direction of the large gear 202 of the driving device 20 into the rotational driving force in the positive direction, the interlocking wheel 22 between the large gear 202 and the driven gear 21 is connected to the first driving chain 23. It is also possible to install it above. Similarly, since the drive on the outside of the first drive chain 23 is in the positive direction, the transmission wheel 24 coaxial with the first drive chain 23 similarly transmits the driving force of the forward rotation to the rear wheel 14 to smoothly advance the vehicle body. .

It is the three-dimensional view which showed the Example of this invention. It is a side view of FIG. It is a figure which shows the state which combined the pedal of this invention, and the drive part of the crank. It is a figure which shows the state which the pedal of this invention moves up and down. It is a figure which shows the state which installed the interlocking | linkage wheel of this invention above the 1st drive chain.

Explanation of symbols

10 body base 101 head tube 102 front fork 11 front wheel 12 support
13 Handle 14 Rear wheel 141 Rotating shaft 20 Drive device 201 Rotating shaft 202 Large gear 203 Crank 204 Drive part 21 Driven gear
22 Interlocking Wheel 22 'Interlocking Wheel 23 First Drive Chain 24 Transmission Wheel 25 Second Drive Chain 26 Free Wheel 30 Left and Right Pedal 301 Telescoping Shaft 302 Longitudinal Slide Guide

Claims (6)

A front wheel, a support column, and a handle are installed through a head tube and a front fork at the front of the vehicle body base, a rear wheel is installed through a rotating shaft at the rear of the vehicle body base, and a free wheel is installed on the rotating shaft. A drive unit equipped with a rotating shaft, a large gear installed on the rotating shaft, and a crank and other transmission parts installed at both ends of the rotating shaft at a position close to the front end of the base is installed at the rear of the vehicle body base. A driven gear is installed at a position near the end, and a first drive chain is installed in an annular shape between the driven gear and the large gear of the driving device,
On both sides of the front end of the vehicle body, a crank that moves up and down and a pedal that rotates by a rotating shaft is connected to the shaft, and the large gear of the driving device is located on a corresponding line between the front wheel and the rear wheel. The left and right pedals are also installed on both sides of the corresponding line of the front wheel and the rear wheel at equal intervals, an interlocking wheel is installed between the large gear and the driven gear of the drive device, and is driven by the outside of the first drive chain, A rear wheel drive pedal, wherein a transmission wheel is installed at the other end coaxial with the interlocking wheel, and a second drive chain is installed between the transmission wheel and a free wheel on the rear wheel rotation shaft. Standing bicycle. The rear-wheel-drive pedal standing bicycle according to claim 1, wherein a vertically long slide guide is provided at the bottom of each of the left and right pedals. The drive parts are respectively installed at the distal ends of the left and right crank rotation axes of the drive device, and the drive parts are installed in a form that slides in correspondence with the longitudinal slide guides of the pedals. Item 1. A rear wheel drive pedal standing bicycle according to item 1. 2. The rear-wheel-drive pedal standing bicycle according to claim 1, wherein the front ends of the left and right pedals are respectively installed on both sides of the front end of the vehicle body base by axial connection. The rear-wheel-drive pedal standing bicycle according to claim 1, wherein the interlocking wheel is installed below the first drive chain, and the interlocking wheel is driven by the outside of the first drive chain. The rear-wheel-drive pedal standing bicycle according to claim 1, wherein the interlocking wheel is installed above the first drive chain, and the interlocking wheel is driven by the outside of the first drive chain.

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