KR101677440B1 - Bicycle trainers - Google Patents

Abstract

The present invention relates to a bicycle for exercise, which is provided to: correct exercise posture and riding posture while riding a bicycle indoors or outdoors; enable all the user including beginners to ride a bicycle safely and freely; make a rear support part tilt and rotate so as to give a user a sense of reality; and prevent damage to components due to the tilt and rotation. The bicycle for exercise according to the present invention comprises: lower fixing frames installed and spaced from each other; a front rotary roller mounted between the front side of the lower fixing frames and supporting a front wheel of the bicycle to be rotated; a rear rotary roller mounted between the rear side of the lower fixing frames and supporting a rear wheel of the bicycle to be rotated with an auxiliary rotary roller installed and spaced therefrom; a rear support part mounted between the rear rotary roller and the auxiliary rotary roller to be separable and supporting the rear wheel of the bicycle so as to prevent the bicycle from falling over; and a tilting part installed in the rear support part and making the rear support rotate so as to tilt the bicycle.

Description

Bicycle trainers {Bicycle trainers}

The present invention relates to a bicycle exercise device.

Generally, a bicycle can travel in a short time while consuming less energy than a user walking or running. Therefore, the bicycle is advantageous not only for the young and the elderly but also for improving the physical strength of the user, It is very useful because it can suppress pollution.

There is a bicycle with auxiliary wheels on a two-wheeled bicycle for children of the above-mentioned bicycles. Bicycles with these wheels are designed to allow children with a lower sense of balance to ride safely than adults, but children also learn the bicycle's sense of travel first and learn about bicycles, And it helps to improve the operation ability of the bicycle easily.

Thus, bicycles having auxiliary wheels, that is, four-wheel bicycles, are perceived as children's exclusive items, so adults do not ride bicycles with auxiliary wheels.

Therefore, when adults who are younger than children are not able to learn bicycles when they are young, they are aware of other people 's eyes, practice bicycles with the help of others without exercising while riding bicycles with auxiliary wheels, or give up learning bicycles altogether There are many cases.

In recent years, various developments have been made in order to solve such a problem and to learn a bicycle more conveniently and safely. In the "bike exercise exercise machine" disclosed in Korean Intellectual Property Office No. 20-1988-4235, a support frame of a pedal portion is fixed, The rear wheel is rotated when the pedal of the pedal portion is rotated. At this time, the support frame of the pedal portion is fixed and the pedal is rotated in a stable state so that the rear wheel is rotated so that the user can practice the bicycle have.

However, since such a bike exercise machine exercises without rotating the front wheel, there is a problem in that it can not attain the same exercise effect as riding a real bicycle.

In view of the above problems, the "bike support platform" disclosed in the Korean Intellectual Property Office Publication No. 20-1991-7998, when the front wheel support body and the rear wheel support body are installed by the intermediate connection portion, As you drive, the front and rear wheels roll and roll.

In this case, the front wheel of the bicycle is disassembled and disassembled, and then the front wheel support is fixed to the support pipe support provided on the front wheel support body. At this time, You can practice practicing stepping on a bicycle pedal.

However, even in such a case, the bike support platform is practiced without rotating the front wheel, so that it is not possible to obtain the same exercise effect as riding the actual bicycle.

Korean Patent Publication No. 10-1140733 Korean Patent Publication No. 2011-0007693

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems of the prior art, and it is an object of the present invention to provide a bicycle control apparatus and a bicycle control method capable of correcting a motion or a running posture of a two- The rear supporting portion can be tilted and pivoted so that more realistic use is possible, and a bicycle exercise device in which components are not damaged by tilting and pivoting is provided.

The bicycling device according to the present invention comprises a lower fixed frame installed at a distance from each other, a front rotating roller mounted between the front of the lower fixed frame and rotatably supporting a front wheel of the bicycle, A rear rotation roller for rotatably supporting a rear wheel of the bicycle with an auxiliary rotation roller disposed at an interval, and a rear rotation roller which is detachably mounted between the rear rotation roller and the auxiliary rotation roller and which supports the rear wheel of the bicycle And a tilting unit installed on the rear support unit to rotate the rear support unit so that the bicycle can be tilted.

The bicycle exercise equipment according to the present invention is capable of calibrating the exercise or driving posture of a two-wheeled bicycle, including a novice user, indoors or outdoors, and can safely and freely ride the bicycle.

In addition, the rear support portion tilts the rear wheel of the bicycle through the tilting portion, and the pivoting portion rotates the rear wheel of the bicycle, thereby realizing more realistic use and preventing the component from being damaged due to tilting and pivoting.

1 is a perspective view showing a bicycle exercise device according to the present invention.
2 is a side view of a bicycle exercise device according to the present invention;
BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a bicycle lifting apparatus.
FIG. 4 is a side view showing a combined state of a rear supporting portion, a tilting portion, and a turning portion, which are applied to the bicycle exercise device according to the present invention.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a bicycle lifting device, and more particularly,
FIG. 6 is a perspective view showing a disassembled state of a rear supporting part, a tilting part, and a turning part applied to a bicycle exercise device according to the present invention; FIG.
FIG. 7 is a front view showing an embodiment of a space retainer applied to a bicycle exercise device according to the present invention; FIG.
FIG. 8 is a sectional view showing a coupled state of a tilting part and a turning part applied to a bicycle exercise device according to the present invention. FIG.
FIG. 9 is a front view showing the operation of the turning unit applied to the bicycle exercise device according to the present invention. FIG.
10 is a plan view showing a combined state of a rear supporting portion, a tilting portion, and a turning portion, which is applied to the bicycle exercise device according to the present invention.
11 is a plan view showing the operation of tilting applied to the bicycle exercise device according to the present invention.
12 is a perspective view showing an embodiment of a bicycle exercise device according to the present invention.
13 is a perspective view showing the disassembled state of the rear support portion, the tilting portion, and the pivot portion applied to Fig.
FIG. 14 is a perspective view illustrating a tilting unit applied to a bicycle exercise device according to an embodiment of the present invention, and a state in which the lifting unit is applied. FIG.
FIG. 15 is a front view showing a tilting unit applied to a bicycle exercise device according to an embodiment of the present invention and a state in which the lifting unit is applied. FIG.
16 is a front view showing the operating state of Fig.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Like parts are designated with like reference numerals throughout the specification.

FIG. 1 is a perspective view showing a bicycle exercise device according to the present invention, FIG. 2 is a side view showing a bicycle exercise device according to the present invention, FIG. 3 is a perspective view showing a combination of a rear support part and a tilting part, FIG. 4 is a side view showing a combined state of a rear supporting part, a tilting part and a turning part applied to the bicycle exercise device according to the present invention, FIG. 5 is a side view showing a rear supporting part applied to the bicycle exercise device according to the present invention, And FIG. 6 is a perspective view illustrating a disassembled state of the rear supporting part, the tilting part and the turning part applied to the bicycle exercise device according to the present invention, and FIG. FIG. 8 is a front view showing a tilting part and a turning part applied to the bicycle exercise device according to the present invention, FIG. 9 is a front view showing the operation of the turning unit applied to the bicycle exercise apparatus according to the present invention, and FIG. 10 is a front view showing the operation of the rear supporting unit and the tilting unit and the turning unit applied to the bicycle exercise apparatus according to the present invention, FIG. 11 is a plan view showing the operation of tilting applied to the bicycle exercise device according to the present invention, FIG. 12 is a perspective view showing an embodiment of the bicycle exercise device according to the present invention, FIG. 13 is a perspective view showing a disassembled state of the rear supporting part, the tilting part and the turning part applied to FIG. 12, FIG. 14 is a perspective view of a tilting part applied to the bicycle exercise device, 15 is a front view showing a tilting part applied to a bicycle exercise device according to an embodiment of the present invention, It is a front view showing the state.

1 to 16, a bicycle exercise device 1 according to the present invention includes a pair of lower fixed frames 10, a front rotation roller (not shown) mounted between the front of the lower fixed frame 10 A rear rotation roller 30 and an auxiliary rotation roller 60 which are mounted between the front fixed roller 20 and the rear fixed roller 10 and between the rear fixed roller 10 and the rear fixed roller 10, A belt 130 and a rear support portion 40 mounted between the rear rotation roller 30 and the auxiliary rotation roller 60 and a tilting portion 50 installed on the rear support portion 40. [

The lower fixing frame 10 has a predetermined length, thickness, and height and is spaced apart from each other.

That is, the lower fixed frame 10 is mounted vertically on both sides of the ground.

In this case, the lower fixed frame 10 may be constructed to have a variable length so as to correspond to the length of the bicycle 170.

The lower fixing frame 10 is formed with a rotation roller support hole 12 at a position corresponding to the rotation rollers 20, 30 and 60 and a horizontal guide rod 41 constituting the rear support portion 40 And a guide bar support hole 13 is formed at a corresponding position.

In addition, a pedestal (not shown) having a slip prevention protrusion (not shown) on the bottom surface thereof may be selectively mounted on the lower portion of the lower fixed frame 10 for supporting and supporting the bicycle exercise device.

That is, a pedestal is mounted on the lower portion of the lower fixed frame 10 so that the pedestal can be fixed to the ground while supporting the bicycle exercise device.

The front rotation roller 20 mounted between the lower fixing frame 10 and the lower fixing frame 10 has a predetermined diameter and a predetermined length and has roller shafts 22 mounted on both ends thereof.

At this time, it is a matter of course that the roller shaft 22 is provided with a bearing for smooth rotation operation.

That is, the front rotation roller 20 is positioned between the front side of the lower fixed frame 10 and the roller shaft 22 positioned at both ends is supported by the rotation roller support hole 12 to support the front wheel 171 ), It can be supported while being interlocked.

12 is a perspective view showing an embodiment of a bicycle exercise apparatus according to the present invention in which the front wheel 171 of the bicycle 170 and the front wheel 171 of the rear wheel A vibration generating portion 21 is formed so as to be spaced apart from each other so that a vibration phenomenon may occur.

Specifically, the shaking generators 21 and 31 are formed on both sides of the front rotation roller 20 and the rear rotation roller 30 in a concavo-convex shape to rotate the front wheel 171 and the rear wheel 172 to cause the bike 170 to vibrate.

This can give the user a feeling of actually riding in the bike outdoors, and can help reduce body fat by maximizing exercise effects due to tremors.

Here, it is noted that the shaking generators 21 and 31 may be formed to be uniformly distributed not only on both sides of the front rotation roller 20 and the rear rotation roller 30, but also over the entire section.

A position fixing roller 140 is disposed on the same line of the lower fixing frame 10 corresponding to the front rotation roller 20 so as to prevent the front wheel 171 of the bicycle from coming off the front rotation roller 20 As shown in FIG.

That is, the position fixing roller 140 is mounted on the same line of the lower fixed frame 10 to prevent the front wheel 171 of the bicycle rotating along the front rotation roller 20 from falling out.

The rear rotation roller 30 mounted between the lower fixing frame 10 and the rear portion of the lower fixing frame 10 has a predetermined diameter and a length and a roller shaft 31 is mounted at both ends.

At this time, it is a matter of course that the roller shaft 31 is provided with a bearing for smooth rotation operation.

That is, the rear rotation roller 30 is positioned between the rear portions of the lower fixed frame 10, and the roller shafts 31 located at both ends are supported by the rotation roller support holes 12 to rotate the bicycle rear wheels 172 It is supported while operating in conjunction with the operation.

The auxiliary rotating roller 60, which is disposed between the lower fixed frame 10 and the rear of the lower fixed frame 10 and spaced apart from the rear rotating roller 30, is formed to have a predetermined diameter and length, At both ends, a roller shaft 61 supported by a rotating roller support hole 12 is mounted.

At this time, it is a matter of course that the roller shaft 61 is provided with a bearing for smooth rotation operation.

That is, the auxiliary rotating roller 60 is supported by the backward rotating roller 30 mounted between the rear portions of the lower fixed frame 10 while being spaced apart from the rear rotating roller 30, will be.

The rotation belt 130 connecting the front rotation roller 20 and the rear rotation roller 30 is formed to have a predetermined length and width.

That is, one end of the rotation belt 130 is connected to the front rotation roller 20 and the other end thereof is connected to the rear rotation roller 30 to transmit mutual rotational force.

The rear support portion 40 mounted between the rear rotation roller 30 and the auxiliary rotation roller 60 supports the rear of the bicycle 170 to prevent the bicycle 170 from falling down.

Here, it is described that the rear support portion 40 can be entirely attached to and detached from the lower fixed frame 10 through a tilting portion 50 described later.

That is, the rear support portion 40 is detachably coupled to the tilting portion 50, and the rear support portion 40 is detachably coupled to the lower fixed frame 10 so that the novice user can use the bicycle exercise device And can be removed when a skilled user is using the bicycle exercise device.

The rear support portion 40 includes a horizontal guide rod 41 mounted with a gap between the rear rotation roller 30 and the auxiliary rotation roller 60, A pair of vertical support plates 42 coupled to the vertical support plate 42 so as to guide the rotation of the rear wheel 172 of the bicycle 170 while maintaining a space between the vertical support plates 42 And an upper support portion 90.

That is, the rear support portion 40 has a predetermined height in the horizontal guide rods 41 after mounting the horizontal guide rods 41 at intervals in the lower fixed frame 10, A pair of vertical supporting plates 42 moving in the horizontal direction along the horizontal guide rods 41 are mounted and a pair of upper supporting portions 90 are mounted on the upper portion of the vertical supporting plate 42.

Here, the vertical support plate 42 is curved so as to reduce weight while preventing interference with the gears of the rear wheel 172 of the bicycle 170.

In addition, through holes 42a and first fastening holes 42b are formed on the lower side of the vertical support plate 42 to be spaced apart from each other by a predetermined distance.

13, the first fastening hole 42b is formed at a lower central portion of the vertical support plate 42, and the first fastening hole 42b is formed at a predetermined position on both sides of the through hole 42a Spacing.

On the other hand, on both sides of the bearing housing 53 constituting the tilting part 50 described later, a moving guide hole 53a connected to the through hole 42a and a second guide hole 53a connected to the first fixing hole 42b are formed on both sides of the bearing housing 53, And a fastening hole 53b is formed.

At this time, a portion of the vertical support plate 42, which faces the bearing housing 53, is recessed so that a part of the bearing housing 53 can be received.

A through hole (42a) is formed with a gap adjusting guide (190) which can be moved along the moving guide hole (53a).

In addition, the engaging portions 200 formed by bolts are sequentially fastened to the first fastening holes 42b and the second fastening holes 53b.

That is, the end of the gap adjusting guide 190 is fixed to the peripheral surface of the through hole 42a and one side of the gap adjusting guide 190 passes through the through hole 42a and moves along the moving guide hole 53a, The gap between the support plate 42 and the bearing housing 53 can be adjusted so that the engagement portion 200 is sequentially fastened to the first fastening hole 42b and the second fastening hole 53b And the vertical support plate 42 and the bearing housing 3, which are spaced from each other, are engaged and fixed.

Since the interval between the vertical support plate 42 and the bearing housing 53 can be adjusted as described above, it is possible to apply all the various sizes of bicycles.

At this time, a space expanding portion 11 is formed at a portion of the lower fixing frame 10 where the horizontal guide rods 41 are installed.

The space expanding part 11 is integrally formed with the lower fixed frame 10 and protrudes toward the outside of the lower fixed frame 10.

At this time, the space expanding part 11 is protruded to have the same width as the vertical supporting plate 42, and the vertical supporting plate 42 can be moved to the space S of the space expanding part 11.

That is, when the space expanding part 11 is not formed in the lower fixed frame 10, the vertical support plate 42 is brought into contact with the lower fixed frame 10 so that the front wheel 171 of the bicycle 170 is moved to the lower fixed frame 10, The front wheel 171 of the bicycle 170 can be moved along the entire width of the lower fixed frame 10 due to the space expanding portion 11. [

A lower horizontal rotating roller 150 for rotatably and horizontally supporting the lower portion of the rear wheel 172 of the bicycle 170 is mounted on the lower portion of the vertical support plate 42.

Specifically, a bracket 160 is formed on the inner bottom surface of the vertical support plate 42 to have a substantially U-shaped cross-sectional shape. The lower horizontal rotation roller 150 includes a rotation axis 151 so as to be rotatable in the inner space of the bracket 160 to be in contact with the side surface of the rear wheel 172 of the bicycle 170.

That is, the lower horizontal rotation roller 150 supports the rear wheel 172 of the bicycle 170 rotatably and horizontally while rotating in conjunction with the rotation of the rear wheel 172 of the bicycle 170.

At this time, the lower horizontal rotation roller 150 may be coupled to the second case 210 as shown in FIGS.

The second case 210 is coupled to a surface of the lower support plate 42 facing the rear wheel 172 of the bicycle 170.

The second case 210 has a pair of receiving spaces in which a lower horizontal rotating roller 150, which will be described later, can be mounted.

The lower horizontal rotation roller 150 is rotatably coupled to the bottom surface and the ceiling of the accommodating space via rotation shafts (not shown) provided at the upper and lower sides, and contacts the side surface of the rear wheel 172 of the bicycle 170 do.

That is, the lower horizontal rotation roller 150 rotates together with the rotation of the rear wheel 172 of the bicycle 170 to rotate the rear wheel 172 of the bicycle 170 with the upper horizontal rotation roller 150 rotatably .

At this time, the lower horizontal rotation roller 150 is protruded only from a portion of the second case that faces the rear wheel 172 of the bicycle 170, so that a person other than the user using the bicycle exercise device 1 rotates Can be prevented from being injured by the lower horizontal rotation roller (150).

A noise reduction unit 220 is mounted on the outer circumference of the lower horizontal rotation roller 150 to reduce noise generated when the rear wheel 172 of the bicycle 170 rotates.

The noise reduction unit 220 may be formed in a ring shape and the lower horizontal rotation roller 150 may be mounted in a detent manner to achieve a stable mounting state.

The noise reduction unit 220 may be made of a silicone material so as to reduce noise generated due to friction with the rear wheel 172 of the bicycle 170. Therefore, the bicycle exercise device 1 according to the present invention can be easily used in the room.

The upper support portion 90 is again divided into an elevation guide 91, a first case 92, an elevation control portion 93, an upper horizontal rotation roller 94 and a gap holding portion 95 do.

The elevation guide 91 is formed in a substantially "A" -shaped cross-sectional shape, and a long hole is formed along the vertical direction.

On the upper side of the vertical support plate 42, a pair of fixing protrusions passing through the slot are formed so as to be spaced upward and downward.

That is, the elevation guide 91 is brought into contact with the upper side of the vertical support plate 42 so that the fixing protrusion penetrates through the slot and the end portion of the fixing protrusion protrudes to the opposite side, and a fixture such as a nut is mounted on the end of the fixing protrusion And the elevation guide 91 is tightly fixed to the vertical support plate 42.

Since the elevation guide 91 can be raised and lowered with the fixing protrusion inserted into the long hole, the height of the elevation guide 91 can be adjusted, so that the elevation guide 91 can be applied to the bicycle 170 of various sizes.

The elevating guide 91 is formed with a lift hole which is spaced apart from the elongated hole by a predetermined distance and penetrates upward and downward, and a rod 921 to be described later is lifted and lowered.

The elevating guide 91 is formed with an exposure hole connected to the elevating hole to expose the rod 921. [

The exposure hole is fastened to the outer periphery of the rod 921 in a state in which the raising and lowering controller 93 described later is inserted.

In addition, a bracket 180 is formed at an upper end of the first case 92 so that a gap holding portion 95 described later can be mounted.

The first case 92 is formed with a pair of receiving spaces in which an upper horizontal rotating roller 94 to be described later can be mounted, and a rod (not shown) 921 are formed.

A spiral is formed on the outer periphery of the rod 921 so that the lifting and lowering control part 93 can be fastened.

The raising and lowering control unit 93 is for raising and lowering the first case 92 and an upper horizontal rotating roller 94, which will be described later, and is formed by a nut.

The lifting and lowering control unit 93 is protruded from the exposure hole on both sides, so that the user can easily control the lifting unit 93.

That is, when the lift control unit 93 is rotated in the forward direction, the rod 921 is lifted by the nut to raise the first case 92 and the upper horizontal rotation roller 94, The rod 921 is lowered by the nut and the first case 92 and the upper horizontal rotary roller 94 are lowered.

Since the first case 92 and the upper horizontal rotary roller 94 can be raised and lowered as described above, the present invention can be applied to bicycles of various sizes.

The upper horizontal rotation roller 94 is rotatably coupled to the bottom surface and the ceiling of the accommodating space via rotation shafts (not shown) provided on the upper and lower sides, and contacts the side surface of the rear wheel 172 of the bicycle 170 do.

That is, the upper horizontal rotation roller 94 rotates in conjunction with the rotation of the rear wheel 172 of the bicycle 170 and rotates the rear wheel 172 of the bicycle 170 together with the lower horizontal rotation roller 150 Horizontally.

At this time, the upper horizontal rotation roller 94 protrudes only from a portion of the first case that faces the rear wheel 172 of the bicycle 170, so that a person other than the user using the bicycle exercise device 1 rotates It is possible to prevent the upper horizontal rotary roller 94 from being injured by the upper horizontal rotary roller 94. [

A noise reduction unit 80 is mounted on the outer circumference of the upper horizontal rotation roller 94 to reduce noise generated when the rear wheel of the bicycle rotates.

The noise reduction unit 80 may be formed in a ring shape, and the upper horizontal rotation roller 94 may be mounted in a detent manner to achieve a stable mounting state.

The noise reduction unit 80 is made of a silicone material so that the noise generated due to the friction with the rear wheel 172 of the bicycle 170 can be reduced.

The gap holding portion 95 is mounted on the bracket 180 on the both sides in a state of being positioned between the first case 92 and the gap between the vertical support plates 42 is maintained.

The interval maintaining portion 95 may be formed in a shape in which a substantially central portion is rounded upward.

In addition, although not shown, a protective guide may be detachably attached to the rear of the vertical support plate 42 to prevent a safety accident caused by the rotation of the rear wheel 172 of the bicycle 170.

That is, the protection guide is detachably mounted to the rear of the vertical support plate 42 to prevent an accident caused by contact of another user or external material with the rear wheel 172 when the bicycle 170 is used.

A protective guide is detachably attached to the rear of the vertical support plate 42 to prevent a safety accident caused by the rotation of the rear wheel 172 of the bicycle 170.

That is, the protection guide is detachably mounted on the rear of the vertical support plate 42 to prevent an accident caused by contact of other users or external materials with the rear wheel 172 when the bicycle 170 is used.

In this case, the protection guide may be formed in various ways according to the shape of the bicycle, and an example in which the protection guide is curved is described.

7, the gap retaining portion 96 is divided into a fixing piece 961, a fastening member 963, a space retaining band 962, a spring 964, and a flow prevention portion 965, .

The fixing pieces 961 are installed at the upper end of the second case 210 in a pair.

The fixing piece 961 is formed with a through hole through which the interval holding band 962 described later can pass.

The fastening member 963 can be formed by a nut and is received between the fixing pieces 961, respectively.

The outer circumferential surface of the fastening member 963 is formed with a receiving groove for receiving a flow preventing portion 965 described later.

At this time, the receiving grooves may be formed on the fastening member 963 at intervals or may be formed along the longitudinal direction of the fastening member 963.

Both sides of the gap retaining band 962 penetrate the fixing piece 961 and are fastened to the coupling member 963 so that the interval between the vertical supporting plates 42 can be maintained.

The gap holding member 962 may be formed in a shape in which a substantially central portion is rounded upward.

The spring 964 is fixed to the inside of the receiving groove formed on the upper portion of the first case 92 and is positioned on the vertical line with the fastening member 963.

The spring 964 is compressed as a result of the initial upper portion protruding to the upper portion of the first case 92 and the flow preventing portion 965 to be described later being in contact with the fastening member 963.

The flow preventing portion 965 may be formed in a substantially circular shape and is coupled to the upper end of the spring 964 and a portion thereof is received in the receiving groove of the fastening member 963.

The flow preventing portion 965 compresses the spring 964 and the spring 964 urges the flow preventing portion 965 to press the bottom surface of the fastening member 963 through the elastic force do.

That is, the fastening member 963 is fixed between the fixing pieces 961, and the flow preventing portion 965 presses and fastens the fastening member 963, It is possible to prevent the gap holding band 962 from being separated from the fixing piece 961 and the fastening member 963 even if an impact is generated during use of the first case 92, So that the interval between the support plates 42 can be maintained stably at all times.

The tilting unit 50 is for tilting the bicycle 170 by allowing the rear support unit 40 to rotate when the bicycle exercise apparatus 1 according to the present invention is used. A moving part 52, a bearing housing 53, a spring 54, and a departure prevention part 55.

The rotation part 51 is formed to have a certain width and thickness and is coupled between the lower part of the vertical support plate 42 through bolt holes 511 formed on both sides.

A bolt hole 511 connected to the bolt hole 511 is formed in a lower portion of the vertical support plate 42 and a bolt hole 5111 of the vertical support plate 42 and a bolt hole 5111 of the rotation part 51 511 in order to engage the rotating portion 51 with the vertical support plate 42. [

The rear wheel 172 of the bicycle 170 is spaced apart from the rotation unit 51 by a predetermined distance.

That is, the rear wheel 172 of the bicycle 170 maintains a state of being spaced apart from the upper portion of the rotation part 51 by a predetermined distance due to the seating of the auxiliary rotation roller 60 and the rear rotation roller 30, The rear wheel 172 of the bicycle 170 is rotated in place between the auxiliary rotating roller 60 and the rear rotating roller 30 so that the bicycle 170 does not advance.

In addition, a rotary shaft 151, which can be rotated in place by a bearing housing 53 described later, is protruded from the central portion of the bottom of the rotary part 51.

The moving part 52 is for moving the bearing housing 53 to move the rear supporting part 40 along the width direction of the lower fixing frame 10, 41, respectively.

The moving part 52 is formed by an LM bearing and can be easily moved along the left and right longitudinal direction of the horizontal guide rod 41. [

The bearing housing 53 is for rotating the rotating part 51 and is coupled to the moving part 52 through a rotating part 120 described later in a state of being positioned between the moving part 52 .

A bearing 531 is rotatably installed in the central portion of the bearing housing 53 so that the rotary shaft 151 of the rotary part 51 is rotatable.

The spring 54 is fixed to the receiving groove located between the bearings 531 in the bearing housing 53. [

The spring 54 is compressed as the initial upper portion protrudes out of the receiving groove and the coming-off preventing portion 55 is brought into contact with the side surface of the rotating shaft.

The release preventing portion 55 may be formed in a substantially circular shape, and is coupled to one end of the spring 54, and a portion thereof is in contact with the rotation shaft 151.

The release preventing portion 55 compresses the spring 54 and the spring 54 presses the side surface of the rotary shaft 151 by the elastic force so that the release preventing portion 55 does not flow .

As described above, the vertical support plate 42 and the tilting unit 50 are coupled with each other, so that the vertical support plate 42 can be rotated through the tilting unit 50.

The rear wheel 172 of the bicycle 170 may be rotated by the front wheel of the bicycle 170 moving along the front rotation roller 20 when the bicycle exercise device 1 is used, 171, so that the entire bicycle 170 is tilted at a predetermined angle.

At the same time, the moving part 52 can be smoothly moved along the horizontal guide rods 41 so that the rear wheel 172 of the bicycle 170 can be smoothly moved along the moving direction of the front wheel 171 of the bicycle 170 have.

That is, when the front wheel 171 of the bicycle 170 moves to the right or left of the horizontal guide bar 41, the rear wheel 172 of the bicycle 170 is rotated at a predetermined angle corresponding to the moving direction of the front wheel 171 In this state, the moving unit 52 smoothly guides the movement of the rear wheel 172 of the bicycle 170 while moving in the moving direction of the front wheel 171 of the bicycle 170.

The rotary part 51 and the bearing housing 53 and the vertical support plate 42 are coupled to the tilting part 50 along the rear wheel 172 of the bicycle 170 positioned between the vertical support plates 42 The turning unit 120 is mounted so that it can be rotated.

The rotation unit 120 is provided to support the bottom support plate 121 and the support bracket 122 so that the rotation unit 51, the bearing housing 53, and the vertical support plate 42 can be inclined left and right. A revolving shaft 123, and a restoration unit 124.

The bottom support plate 121 may have a substantially rectangular plate shape.

The bottom support plates 121 are respectively coupled to both side surfaces of the bearing housing 53 through bolts.

The support bracket 122 may be formed in a substantially rectangular plate shape.

The support brackets 122 are coupled to the bottom support plate 121 through bolts in contact with the side surfaces of the bottom support plates 121 and the side surfaces of the moving parts 52, respectively.

The rotating shaft 123 is sequentially inserted into the supporting bracket 122, the moving part 52, and the bearing housing 53.

At this time, the rotation axis 123 passes through the lower part of the center of the moving part 52 to keep the bottom of the moving part 52 away from the upper surface of the bottom supporting plate 121 .

The rotation support portion 51 and the vertical support plate 42 and the bearing housing 53 and the bottom support plate 121 and the support bracket 122 can be rotated in the left and right directions around the rotation axis 123 .

The restoring part 124 is installed in the inner space 521 of the moving part 52 and includes an elastic part 1241 and a supporting shaft 1242.

At this time, the internal space 521 of the moving part 52 is formed to be spaced apart from the both sides of the pivot 123 by a predetermined distance, opened at the lower side, and formed to have a predetermined diameter and length.

The movable part 52 is formed on the upper side of the inner space 521 to have a smaller size than the inner space 521 and is rotated through the contact with the support shaft 1242, A rotation restricting hole 522 is formed.

The elastic portion 1241 is for restoring the original position when the rotary portion 51, the vertical support plate 42, the bearing housing 53, the bottom support plate 121, and the support bracket 122 are rotated. The upper side of the moving part 52 is in contact with the upper surface of the inner space 521 while being accommodated in the inner space 521 of the moving part 52.

At this time, the elastic portion 1241 is formed such that its outer diameter has the same outer diameter as the inner space 521 of the moving portion 52.

The elastic part 1241 is seated on the upper surface of the bottom support plate 121 in a state in which a lower part of the elastic part 1241 protrudes to the lower side of the moving part 52.

The elastic portion 1241 is formed by a known coil spring, and when the rotation portion 51 and the bearing housing 53 are rotated, the restoring force is given while mitigating the impact.

The operation of the elastic portion 1241 will be described in detail below.

The support shaft 1242 passes through the bottom of the bottom support plate 121 and the inside of the elastic part 1241 and is accommodated in the internal space 521 of the moving part 52.

Therefore, the elastic portion 1241 can be stably retained in the inner space 521 of the moving unit 52.

At this time, a locking portion 12421 having a diameter larger than the diameter of the support shaft 1242 and fixed to the inner surface of the bottom support plate 121 is formed on the lower side of the support shaft 1242.

A contact portion 12422 is formed on the upper side of the support shaft 1242 and is positioned inside the rotation limiting hole 522 and the upper end of the contact portion 12422 is spaced apart from the upper end of the rotation limiting hole 522 by a predetermined distance.

That is, when the rear wheel 172 of the bicycle 170 is tilted to the right in a state of being positioned between the vertical support plates 42, the rotation part 51 and the bearing housing 53 are rotated in the direction of the rotation axis 123 The vertical support plate 42 and the bottom support plate 121 and the support bracket 122 are also rotated to the right so that the rear wheel 172 of the bicycle 170 can be tilted to the right It is.

On the other hand, when the rear wheel 172 of the bicycle 170 tends to lean to the left, the rotation part 51 and the bearing housing 53 rotate rightward about the rotation axis 123, The support plate 42, the bottom support plate 121 and the support bracket 122 are also rotated to the left so that the rear wheel 172 of the bicycle 170 is tilted to the left.

The bike lifter 1 according to the present invention can be rotated in the tilting direction of the rear wheel 172 of the bicycle 170 and the vertical support plate 42, the rotary part 51, and the bearing housing 53 The impact transmitted can be mitigated.

In addition, when the rotation part 51, the bearing housing 53, the bottom support plate 121, and the support bracket 122 are rotated in the tilting direction of the rear wheel 172 of the bicycle 170 The rotary housing 51, the bearing housing 53 and the vertical support plate 42 are rotated together with the rear wheel of the bicycle 170 The impact generated when it is pivoted by the elastic member 172 is relieved.

As the elastic portion 1241 is returned to its original shape through the elastic force, the rotation portion 51, the bearing housing 53, the bottom support plate 121, the support bracket 122, and the vertical support plate 42 The bicycle 170 is restored to its original position, and the rear wheel 172 of the bicycle 170 is vertical.

When the bearing housing 53 is rotated, the contact portion 12422 of the support shaft contacts the upper surface of the rotation limiting hole 522 and the upper surface of the bottom support plate 121 contacts the bottom surface of the moving portion 52 The rotation is restricted.

As a result, a phenomenon that the rear wheel 172 of the bicycle 170 is excessively tilted does not occur, thereby preventing the occurrence of safety accidents and protecting the safety of the user.

FIG. 14 shows a state in which the elevating unit is applied to an embodiment of the tilting unit applied to the bicycle exercise apparatus according to the present invention. The vertical supporting plate 42 is connected to the lower vertical supporting plate (not shown) connected to the tilting unit 50 And the upper vertical support plate 422 is divided into a vertical vertical support plate 422 which is located on the upper side of the lower vertical support plate 421 and which is raised and lowered through the lift unit 100, And a separation preventing portion 110 for preventing separation from the support plate 42 is provided.

At this time, a coupling frame 421a and a coupling frame 422a are formed on both sides of the upper and lower vertical supporting plates 421 and 422, respectively, for connecting the elevating unit 100 to each other.

The coupling frame 421a and the coupling frame 422a are symmetrical in the upward and downward directions and the coupling frame 421a is formed with a through hole penetrating the coupling frame 421a in the upward and downward directions, Downward direction, and a spiral hole symmetric with the through-hole in the upward and downward directions is formed.

A horizontal hole is formed in the coupling frame 421a to intersect with the through hole and to insert a lifting unit 105, which will be described later.

The tilting portion 50 'is further divided into a rotating shaft 51', a moving portion 52 ', a bearing housing 53', a spring 54 ', and a separation preventing portion 55'.

The rotary shaft 51 'is coupled to the central portion of the bottom of the lower vertical support plate 421 and protrudes below the lower vertical support plate 421.

At this time, a spiral is formed on the upper outer periphery of the rotary shaft 51 ', and a spiral groove is formed in the central portion of the bottom of the lower vertical support plate 421 to fasten the spiral of the rotary shaft 51'.

Therefore, the rotation shaft 51 'can be easily connected to the lower vertical support plate 421 in a bolt-joining manner.

The plate spring 180 is installed between the lower vertical support plate 421 and the bearing housing 531 'so that the load of the bicycle and the load of the user during the course of using the bicycle exercise device 1 according to the present invention It may also buffer.

At this time, the leaf spring 180 may be omitted.

The spring 54 'and the departure-avoiding portion 55' of the bearing housing 53 'provided in the moving portion 52' and the bearing 531 'are spaced apart from each other in the upward and downward directions, The spring housing 52, the bearing housing 53, the spring 54, and the departure-avoiding portion 55, detailed description thereof will be omitted.

The elevating portion 100 includes a coupler 101, a rotational force transmitting portion 102, a guiding portion 103, an amplifying power transmitting portion 104, and a lifting and guiding portion 105.

The coupler 101 is coupled to the bottom surface of the coupling frame 421a.

The coupler 101 has upper and lower openings, an inner space formed therein, and a partition wall formed at a central portion of the inner space.

Accordingly, the coupler 101 has a substantially H-shaped cross section.

The upper open portion of the coupler 101 faces a spiral hole of the fastening frame 422a.

The rotary force transmitting portion 102 is configured to surround both sides of the lower vertical support plate 421, both sides of the bearing housing 53 'and the lower side of the bearing housing 53' And is inserted and fixed in the inner space.

At this time, the rotational force transmitting portion 102 is spaced apart from both sides of the lower vertical support plate 421, both sides of the bearing housing 53 ', and the lower side of the bearing housing 53'.

The rotational force transmitting portion 102 is formed by a cable so that the upper vertical supporting plate 422 can be raised and lowered while being rotated by the raising and lowering controller 105 described later.

Upper and lower vertical support plates 422 are respectively provided with upper and lower insertion grooves symmetrical in the upward and downward directions. The guide portion 103 has a substantially central portion as a reference, Is inserted into the insertion groove of the upper vertical support plate 422 and the lower side thereof is inserted into the insertion groove of the lower vertical support plate 421.

The guide portion 103 guides the upper vertical support plate 422 so that the upper vertical support plate 422 can be stably lifted and lowered.

The lower end of the bulb-strength transmitting portion 104 is inserted through the through-hole of the coupling frame 421a to be rotatable in the inner space of the coupler 101, And a helical line is formed and fastened to the helical hole of the fastening frame 422a.

That is, the booster transmission portion 104 transmits the booster force to the upper vertical support plate 422 through the rotation operation.

The elevation control unit 105 is formed by a nut and is mounted on the outer periphery of the bulb-type transfer unit 104 in a state where it is located in the horizontal hole.

Some sections of the lifting unit 105 are protruded to the outside of the horizontal hole and can be easily controlled by a user.

That is, when the lifting control unit 105 located on the left side is rotated in the forward direction with reference to FIG. 14, the coupler 101 positioned on the left side, the rotation transmitting unit 102 and the amplifying transmitting unit 104 are rotated together The coupler 101 positioned on the right side and the elevation control unit 105 mounted on the elevation transfer unit 104 and the elevation transfer unit 104 are also rotated together with the upper elevation supporting plate 422, The upper vertical support plate 422 is lifted by the spiral of the booster transmission portion 104 and the guide portion 103 while the upper vertical support plate 422 is rotated in the reverse direction of the booster portion 105, And the height is adjusted by descending through the spiral and guide portion 103. [

The release preventing portion 110 includes a rotation guide portion 111 and a stopper 112.

The upper vertical support plate 422 is formed with a spiral hole passing through left and right directions and a spiral is formed on the outer circumferences on both sides of the rotation guide unit 111 to be fastened to the spiral holes of the upper vertical support plate 422 Or separated.

The bicycle 170 is provided with a through hole (not shown) penetrating through the center of the rear wheel 172 in the left and right directions. The rotation guide portion 111 includes an upper vertical support plate 422, Through holes of the rear wheel (172) of the bicycle (170).

Therefore, the rear wheel 172 of the bicycle 170 can be rotated in place without being separated from the vertical support plate 42 through the rotation guide 111.

Both sides of the rotation guide portion 111 protrude to the outside of the upper vertical support plate 422.

The stopper 112 may be formed in a nut structure and is coupled to a spiral of a rotation guide portion 111 protruding outward of the upper vertical support plate 422 so that the rotation guide portion 111 is supported by the upper vertical support plate 422 ).

That is, in the bicycle exercise apparatus 1 according to the present embodiment, the height of the upper vertical support plate 422 can be raised and lowered, and the release preventing portion 110 can be separated from the upper vertical support plate 422 So that it can be applied to bicycles 170 of various sizes.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, Of the right.

1: a bicycle exercise device 10: a lower fixing frame
11: Spatial expansion part 12: Support roller
13: guide bar support hole 20: forward rotation roller
21: vibration generating portion 22,31,61: roller shaft
30: rear rotating roller 40: rear supporting portion
41: horizontal guide rod 42: vertical support plate
421: Lower vertical support plate 421a: Coupling frame
422: upper vertical support plate 422a: fastening frame
50: tilting part 51:
511: bolt hole 52: moving part
521: Inner space 522: Restriction hole
53: Bearing housing 531: Bearing
112: stopper 60: auxiliary rotating roller
80: Noise reduction part 90: Upper support
91: elevating guide 92: first case
921: load 93,105:
94: Upper horizontal rotary roller 95:
100: elevating part 101: coupler
102: support portion 103: guide portion
104: Strong force transmitting portion 110:
111: fastening part 112: stopper
120: turning part 121: bottom support plate
122: support bracket 123:
124: Restoration unit 1241:
1242: Support shaft 12421:
12422: contact portion 130: rotating belt
140: Position fixing roller 150: Lower horizontal rotating roller
151: rotation shaft 160,180: bracket
170: Bicycle 171: Front wheel
172: rear wheel

Claims (15)

A lower fixed frame installed at a distance from each other,
A front rotating roller mounted between the front of the lower fixed frame and rotatably supporting a front wheel of the bicycle,
A rear rotating roller which is rotatably supported on a rear wheel of the bicycle together with an auxiliary rotating roller which is mounted between the rear portions of the lower fixed frame and is spaced apart,
A rear support portion which is detachably mounted between the rear rotation roller and the auxiliary rotation roller and supports the rear wheel of the bicycle so as to prevent the bicycle from falling down and a tilting portion which is provided on the rear support portion and is rotated by the rear wheel of the bicycle ≪ / RTI &
The rear support portion
A horizontal guide rod mounted between the lower fixed frames and positioned between the rear rotation rollers and the auxiliary rotation rollers and spaced apart from each other by a gap between the horizontal guide rods, Further comprising a pair of vertical support plates mounted on the vertical support plate to guide the rotation of the rear wheel while maintaining the spacing of the vertical support plates,
The upper support portion
A vertical guide coupled to an upper portion of the vertical support plate,
A first case having a bottom surface raised and lowered along the elevation guide and having a rod provided with a spiral on its outer periphery,
A lifting and guiding unit positioned in the lifting guide and engaged with the rod and lifting and lowering the rod through a forward or backward rotating operation,
An upper horizontal rotating roller mounted inside the first case and supporting the rear wheel rotatably and horizontally, and a gap holding portion connecting the first case and the gap between the vertical support plates,
Wherein the upper horizontal rotating roller protrudes only from a portion of the first case that faces the rear wheel.
The method according to claim 1,
Wherein the front rotation roller and the rear rotation roller are provided with a vibration generating portion having a concavo-convex shape for generating a vibration when the front wheels and the rear wheels of the bicycle rotate.
delete The method according to claim 1,
The vertical support plate has a through hole and a first connection hole spaced apart from each other by a predetermined distance,
Wherein the tilting portion includes a movement guide hole connected to the through hole and a second connection hole connected to the first connection hole,
A gap adjusting guide which is provided in the through hole and moves along the movement guide hole to adjust a distance between the vertical support plate and the tilting part,
And a tilting portion that is coupled to the first fastening hole and the second fastening hole in order,
The bike movement device comprising: The method according to claim 1,
A space expanding part formed at a portion of the lower fixed frame where the horizontal guide rods are installed to protrude outward,
The bike movement device comprising:
delete The method according to claim 1,
A second case coupled to a lower portion of the vertical support plate,
A lower horizontal rotating roller mounted inside the second case and supporting the rear wheel rotatably and horizontally,
Further comprising:
Wherein the lower horizontal rotating roller protrudes only from a portion of the second case that faces the rear wheel
Bicycle exercise equipment. 8. The method of claim 7,
And a noise reduction unit mounted on an outer periphery of the upper horizontal rotation roller and the lower horizontal rotation roller for reducing noise generated by friction during rotation of the rear wheel of the bicycle,
The bike movement device comprising: The method according to claim 1,
The space-
A fixing piece provided on the upper surface of the first case at intervals,
A fastening member received between the fastening members,
A fastening member which is fixed to the fastening member through both the fixing pieces so as to maintain the interval of the vertical supporting plates,
A spring received inside the first case and horizontal with the fastening member,
A flow preventive member coupled to an upper end of the spring and pressurizing a bottom surface of the fastening member through an elastic force of the spring to prevent a flow,
The bike movement device comprising: The method according to claim 1,
The tilting portion
A rotating part installed between the vertical support plates and having a rotating shaft formed on a bottom surface thereof,
A moving unit movably installed in the horizontal guide rods,
A bearing housing in which a bearing is provided in which a moving guide hole and a second fastening hole are formed on both sides of the moving part, the bearing is separated from the center part in the upward and downward directions,
A spring disposed inside the bearing housing and positioned between the bearings,
And a rotation preventing portion that is fixed to an end of the spring and presses the rotation shaft of the rotation portion to prevent the rotation shaft from being separated from the bearing housing,
The bike movement device comprising: 11. The method of claim 10,
The vertical support plate
A lower vertical supporting plate connected to the tilting unit and to which a rear wheel of the bicycle is seated, an upper vertical supporting plate positioned on the upper side of the lower vertical supporting plate and lifted and lowered through the elevating unit,
The tilting portion
A rotating shaft projecting to a lower portion of the lower vertical support plate,
A moving unit movably installed in the horizontal guide rods,
A bearing housing which is located between the moving parts and which is spaced apart in the up and down direction at a central part thereof and in which the rotating shaft is rotatably installed,
A spring disposed inside the bearing housing and positioned between the bearings,
And a rotation preventing portion that is fixed to an end of the spring and presses the rotation shaft of the rotation portion to prevent the rotation shaft from being separated from the bearing housing,
The bike movement device comprising: 12. The method of claim 11,
The elevating unit includes:
A coupler positioned on the bottom surface of the coupling frame formed on both sides of the lower vertical support plate,
A rotating force transmitting portion that covers both sides of the lower vertical support plate and both sides and a lower side of the bearing housing,
A guide portion inserted into the lower vertical support plate and the upper vertical support plate and guiding the upper vertical support plate to be elevated and lowered,
The upper vertical support plate and the upper vertical support plate, the upper vertical support plate being coupled to the upper frame, the upper vertical support plate being coupled to the upper frame,
And a lifting and lowering mechanism for lifting and lowering the upper vertical supporting plate by rotating the up-and-down transmission unit in the forward or reverse direction, respectively,
Lt; / RTI >
Wherein the rotating force transmitting portion rotates in the same direction as the lifting and lowering control portion when any one of the lifting and lowering control portions is rotated to rotate the coupler and the lifting and transmitting portion located on the opposite side so that the upper vertical supporting plate can be lifted and lowered. 12. The method of claim 11,
A vertical support plate provided on the upper vertical support plate for preventing the rear wheel of the bicycle from being detached from the vertical support plate,
Lt; / RTI >
The departure-
A rotation guide portion for allowing the rear wheel of the bicycle to rotate in place by passing through the central vertical portion of the rear wheel of the bicycle,
And a stopper that is mounted on the rotation guide portion and prevents the rotation guide portion from being separated from the upper vertical support plate,
The bike movement device comprising: The method according to claim 10 or 11,
The tilting portion is equipped with a pivoting portion for pivoting the rotary portion, the bearing housing, and the vertical support plate along the rear wheel of the bicycle positioned between the vertical support plates,
The pivoting portion,
A bottom support plate coupled to both bottom surfaces of the bearing housing,
A support bracket coupled to a side surface of the bottom support plate and contacting a side surface of the moving unit,
So that the bearing housing can be pivoted together with the bottom support plate and the support bracket while being kept in a state in which the bottom surface of the moving part is spaced apart from the top surface of the bottom support plate. A rotating shaft,
The bearing housing and the vertical support plate are installed in the inner space of the moving unit so as to be separated from each other by a predetermined distance to both sides of the rotary shaft, Restoration unit
The bike movement device comprising: 15. The method of claim 14,
The restoration unit,
An elastic part which is seated on an upper surface of the bottom support plate and is housed in an inner space of the moving part and whose upper side is in contact with the upper surface of the inner space and which gives a restoring force when the rotary part and the bearing housing are rotated,
A bottom support plate, a bottom support plate, a bottom support plate, and a bottom support plate, the bottom support plate and the elastic part being received in the inner space of the moving part,
/ RTI >
And a rotation restricting hole for restricting the rotation of the bottom support plate is formed at a portion of the support shaft when the bottom support plate is rotated when the bottom support plate is rotated, .

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