KR200411961Y1 - Improved fitness bike - Google Patents

Abstract

The present invention is directed to an improved fitness bike that secures a separate saddle and handle support rods on both ends of the cross rod, wherein the lower portion of the handle support rods is moved back and forth and pivotally rotated to the first support rod at the front end of the base. The lower end of the saddle support rod includes a drive stand, the upper end of the second support rod arranged at the rear end of the base is provided with a driven pulley, and the link rod is connected to the drive stand at the lower end of the saddle support rod. Installed between the eccentric portions of the rotating shaft of the driven pulley, the driven pulley is driven by the driving pulley on the rotating shaft of the lower bracket shell. When the athlete presses the pedal, the link rod acts up and down the lower end of the saddle support rod so that at the other end of the cross rod the handle support rod can pivot back and forth by using the lower end of the fixing bolt by pivoting. have. The exerciser not only trains the feet, but also massages and shakes the whole body and both hands to exercise the whole body.

Description

Fitness bike {IMPROVED FITNESS BIKE}

1 is a schematic plan view according to a preferred embodiment of the present invention.

Figure 2 is a schematic plan view connecting the handle support rod and the base in accordance with the present invention.

3 is a schematic plan view of a link rod coupled to a driven pulley rotating shaft and saddle support rod in accordance with the present invention;

4 is a schematic plan view of moving the saddle support rod to the top and shaking the link rod towards the top according to the present invention;

5 is a schematic plan view of depressing a pedal to exercise in accordance with the present invention;

6 is a schematic plan view of pushing the saddle support rod and moving the link rod towards the bottom in order to move downward in accordance with the present invention;

7 is a schematic plan view illustrating the installation of a rolling wheel independently of the driven pulley rotational axis and the saddle support rod in accordance with another preferred embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

1: bottom bracket shell

2: crank

3: drive pulley

4: transmission belt

10: base

20: traversal rod

22: saddle support rod

30: passive pulley

40: link rod

50: limit rod

60: buffer member

70: swinging rod

101: first support rod

103: support arm

221: driving stand

222 fastening protrusion

301: axle

3011: eccentric portion

The present invention relates to an improved fitness bike, and more particularly, to an improved fitness bike having a simple structure and easy-to-use features, whereby the exerciser can exercise both feet and at the same time massage the whole body. Effect.

The operation and construction of a traditional indoor fitness bike provides the person with the exercise directly by simulating the pedal movement of the bicycle, primarily with both feet. Of course, the fitness bike has a frictional resistance that adjusts the device, the exerciser can adjust the frictional force with the appropriate resistance to achieve the effect of exercising the legs and the desired goal. Undoubtedly, the operation of this kind of fitness bike has the effect and purpose of exercising. However, this simple method of operation and type of exercise to provide pedaling exercise is simple and boring and acts as a factor against the expected exercise effect.

In the problem, the manufacturers improved the fitness bike by connecting the left and right link rod devices to separate the lower bracket shell and the left and right handles and installing the left and right handles to separate. When the athlete pedals, the left and right handles swing back and forth accordingly. In addition to the effect of exercising the legs, exercisers can bend and stretch both arms to bring health and exercise effects. The improved fitness bike's structure provides exercise for both arms and legs, which can provide more effective and expected exercise effects than conventional fitness bikes. However, the improved fitness bike can provide direct stretching and flexing exercises for the arms and legs but other parts of the body of the exerciser are still not exercising.

In view of the above, the inventors of the present invention are based on many years of experience through extensive research and experience, and eventually devised an improved fitness bike according to the present invention.

The main object of the present invention is to provide an improved fitness bicycle, wherein when the athlete pedals, the saddle support rod is operated to move vertically up and down, and the saddle support rod is pivoted to rotate the upper part of the fixing bolt. By using the end can be shaken back and forth, and is integrally connected to the handle support rod. Therefore, the exerciser causes not only the effect of exercising both legs but also the effect of exercising the whole body and both arms. Massage and exercise effects are provided due to the vibration of the saddle and the handle as well as the associated up and down and back and forth movements.

Another object of the present invention is to provide an improved fitness bicycle, wherein the saddle support rod can be connected to and installed on the link rod on the driven pulley axis of rotation. When the athlete is leaned forward to pedal, the saddle will not be raised and the handle will not be raised into the air or bent forward, thereby massaging the whole body and lifting both legs. The expected effect of exercising can be achieved.

An additional object of the present invention is to provide an improved fitness bicycle, wherein the rolling wheel is installed in contact with the eccentric portion of the rotary shaft of the driving stand and driven pulley at the bottom of the saddle support rod, and is a limit rod. Is installed between the saddle support rod and the base, and the buffer member is installed on the control rod. If an athlete uses weight to apply force to the two rolling wheels, and pedals, the effect of massaging the body and exercising both legs will be achieved, in particular the buffer member to provide comfort for the user. Ensuring proper contact of the two rolling wheels.

Another additional object of the present invention is to provide a fitness bicycle having an improved and simple structure and ease of use to achieve the effect of massaging the whole body of the person exercising and exercising both legs.

Referring to FIGS. 1 to 4, an improved fitness bike according to the present invention comprises a first support rod arranged upwardly from a position proximate the front end of the base 10. A first support rod 101 and a second support rod by means of a support arm 103 for securing a base 10 having a base 101, a drive pulley 3 and a crank 2; The front of the saddle support rod 22 and the transverse rod 20 fixed to the rear bracket of the bottom bracket shell 1 and the traversal rod 20 mounted between the 102 A cross rod 20 having a handle support rod 21 fixed at an end thereof, the lower portion of the handle support rod 21 being the first of the base 10 by means of a fixing bolt 211 (shown in FIG. 2). At the upper end of the support rod 101 is moved forward and rearward and pivotally connected, The lower end of the long support rod 22 is driven by a transmission belt 4 of the drive pulley 3 and a passive pulley installed at the upper end of the second support rod 102 of the base 10. 30, wherein an end of the axle 301 of the driven pulley 30 has a driving stand 221 of the saddle support rod 22 and a rotation shaft 301 of the driven pulley rotating shaft 30. A link rod 40 connected between the eccentric portion 3011 and a control rod 50 installed on the second supporting rod 102 or base 10 of the eccentric portion 3011 and the base. ), The upper end of the control rod 50 has a buffer member 60 (such as a spring or rubber) and passes through a fastening protrusion 222 of the saddle support rod 20. The swinging rod (70) swings up and down at the base and pivotally fixed to the intermediate part. Having a minute, the end of the swinging rod comprises a tension wheel 701 which makes contact with the transmission belt 4, the other end is pulled by a resilient member 702, and the tension wheel 701 makes elastic contact with the drive belt 4, and two holding rods 80 are arranged at positions close to the right side and left side of the transverse rod 20 and to the base 10. It is fixed.

Referring to FIGS. 5 and 6 and the above components of the present invention, the lower end of the handle support rod 211 at the front end of the transverse rod 20 is pivotally connected and the first support rod of the base ( Moved forward and backward at 101 and at the rear end of the transverse rod 20, the lower end of the saddle support rod 22 passes through the link rod 40 an eccentric portion 3011 of the axis of rotation 301 of the driven pulley 30. Is connected to. When the athlete sits on the saddle A and presses the pedal B to rotate the drive pulley 3, the drive pulley 3 passes through the rotational belt 301 and the driven pulley 30 via the transmission belt 4. Drive rod, the link rod 40 is driven directly by the eccentric portion 3011 of the rotation shaft 301 of the driven pulley 30 to move vertically up and down as shown in FIGS. 4 and 6. Together with the saddle A, the saddle support rod 22 is driven to move vertically and vertically continuously. While the saddle support rod 22 moves up and down, the handle support rod 21 arranged at the corresponding end of the saddle support rod 22 pivots forward and backward to fix the fixing bolt at the bottom. 211), the handle C at the upper end causes constant back and forth vibrations. Thus, the exerciser can step on the pedal B for exercising both legs, and the saddle A and the handle C cause constant vibrations, while at the same time a surprisingly comfortable massage for exercising the whole body, including both arms. The person who exercises to do so pedals to form a shaking movement and vibration.

Since the eccentric portion 3011 of the rotational shaft 301 of the driven pulley 30 and the lower end of the saddle support rod 22 are fixed by the link rod 40, a person who exercises the force exerts a force on the handle C and the pedal The saddle support rod 22 will not be raised into the air at all when it is bent forward to step on (B) but the saddle support rod 22 will vibrate with the handle support rod 21.

Together with the handle support rod 21 and the transverse rod 20, the saddle support rod 22 will oscillate and swing up and down, and the stationary rod 80 will be arranged independently on both sides of the transverse rod 20. Because of this, the vibration and rocking motions will be stably formed and will not shake laterally.

With reference to FIG. 7, which shows a schematic view of another preferred embodiment of the present invention, a rolling wheel G, K is provided at the lower end of the saddle support rod 22 to replace the link rod 40. In the eccentric portion 3011 of the drive shaft 301 and the rotating shaft 301 of the driven pulley 30 is installed independently, the person sitting on the saddle (A), holding the handle (C) with both hands and pedals When stepping on (B), the rolling wheels G and K make contact with each other due to the weight of the person exercising, and the rolling wheel K on the eccentric portion 3011 of the rotation shaft 301 of the driven pulley 30. ) Will be rotated so that the driven pulley 30 is moved up and down, and the saddle support rod 22 and the rolling wheel G are also operated up and down. As a result, the saddle C, together with the handle C, automatically oscillates and continuously vibrates as mentioned above, while simultaneously massaging the user's entire body and causing the effect of movement of both legs. Of course, the buffer member 60 may be mounted as the control rod 50 of the base 10, and after the limiting rod 50 passes through the fastening protrusion 222 of the saddle support rod 22, the drive stand. The rolling wheel G on 221 may be in elastic contact with the rolling wheel K to form a contact. When the athlete presses the pedal B to exercise, the two rolling wheels G and H will not cause a bouncing phenomenon, and the saddle A and the handle C are expected. Keeps swinging and swinging the person exercising to provide a comfortable exercise effect.

In summary, the improved fitness bike of the present invention not only innovatively improves the spatial shape but also satisfies the requirements of the patent application, and reinforces and maximizes performance over conventional construction.

While the subject innovation is described by particular embodiments, numerous modifications and variations can be made by those skilled in the art without departing from the spirit and scope of the subject innovation formed in the claims.

Claims (4)

A fitness bike comprising a base, a handle support rod, a saddle support rod, a handlebar, a saddle, a bottom bracket shell, a crank and a pedal, The base is A first support rod arranged proximate to the front end of the base, Handle support rods that are movable forward and rearward at the top end and pivotally connected, A second support rod having a passive pulley arranged at the upper end of the second support rod and arranged proximate to the rear end of the base, A lower bracket shell installed between the second support rod and the first support rod by a support arm, Active pulleys arranged in the lower bracket shell and having left and right cranks in the same axis, A transmission belt arranged between the driven pulley and the drive pulley for holding the two wheels to rotate at the same time, An eccentric portion arranged on the axis of rotation of the driven pulley axle, A transverse rod fixed independently of the saddle support rod and the handle support rod at respective front and rear ends, A driving stand installed at the lower end of the saddle support rod and A link rod arranged between the eccentric portion of the rotational axis of the driven pulley and the drive stand, and when an exerciser steps on the pedal, the drive pulley transmits a driving force to the driven pulley Wherein the link rod drives the saddle support rod to move up and down on the eccentric portion of the rotating shaft of the driven pulley, wherein the saddle support rod, the saddle, the transverse rod, the handle support rod and the handle are continuous. Fitness bike, characterized in that the shaking movement (shaking movement) and the vibration generated up and down and front and rear at the same time. 2. The fitness bike of claim 1, wherein the base is provided with two holding rods independently extending adjacent to both ends of the transverse rod. In an improved fitness bike comprising a base, a handle support rod, a saddle support rod, a handle, a saddle, a lower bracket shell, a crank and a pedal, the base is A first support rod arranged proximate to the front end of the base, -Handle support rods that are movable back and forth from the top end and pivoted, A second support rod arranged proximate to the rear end of the base, A driven pulley having a driven pulley arranged at the upper end of the second support rod and installed at the upper end, A lower bracket shell installed between the second support rod and the first support rod by a support arm, A drive pulley having left and right cranks on the same axis and arranged in the lower bracket shell, A transmission belt arranged between the driven pulley and the drive pulley for holding the two wheels to rotate at the same time, An eccentric portion arranged on the rotary shaft of the driven pulley rotary shaft, A transverse rod fixed independently of the saddle support rod and the handle support rod at respective front and rear ends, A drive stand and a fastening protrusion installed at the lower end of the saddle support rod, A rolling wheel that is independently installed in contact with the eccentric portion of the rotary shaft of the driven pulley and the drive stand, A control rod arranged at the base, wherein an upper end of the control rod is passed through the fastening protrusion at the bottom of the saddle support rod, and a buffer member is installed to move When a person steps on the pedal, the driving pulley transmits a driving force to the driven pulley and moves the rolling wheel to move the rolling wheel to move up and down at the lower end of the saddle support rod. And driving said rolling wheel on said eccentric portion, said saddle support rod, said saddle, said transverse rod, said handle support rod and said handle forming continuous up and down and back and forth oscillation and rocking movements. 4. The fitness bike according to claim 3, wherein the base portion is provided with two fixed rods extending independently adjacent to both sides of the cross rod.

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