WO2020009508A1 - Bicycle connection device and multi-seat bicycle including same - Google Patents

Abstract

Disclosed are a bicycle connection device and a multi-seat bicycle including same. A bicycle connection device according to one embodiment of the present invention comprises a main frame connection unit connected to first and second main frames that are respectively provided to adjacent first and second bicycles in order to connect the first and second bicycles. The main frame connection unit includes: a first unit coupling module coupled to the first main frame; a second unit coupling module coupled to the second main frame; a first detachable spacing support part that has one end section detachably coupled to the first unit coupling module, and that supports the first and second bicycles from between the first and second bicycles so that the bicycles can be spaced apart from each other; a second detachable spacing support part that has one end section detachably coupled to the second unit coupling module, and that is connected to the first detachable spacing support part and supports the first and second bicycles from between the first and second bicycles in conjunction with the first detachable spacing support part so that the bicycles can be spaced apart from each other; and a main clamp for selectively clamping or unclamping the first detachable spacing support part and the second detachable spacing support part.

Description

Bicycle linkage and multi-seater bike with him

The present invention relates to a bicycle connecting device and a multi-seat bicycle having the same, and more particularly, a plurality of bicycles can be easily connected through a simple and effective structure, thereby making it easy to manufacture a multi-seat bicycle. The present invention relates to a bicycle connecting apparatus and a multi-seat bicycle having the same.

In recent years, people's interest in health and leisure has increased due to the improvement of people's living standards, and as the lifestyle has become more personal and family-oriented, a leisure organization that can enjoy leisure and exercise with family or friends is required. It is becoming. One of the best meets this need is a multi-seater bike.

Conventional multi-seater bikes are produced by multi-row bike frames in series or in parallel, followed by additional saddles and fixed handles, followed by pedals and electric chains installed in series or in series. Or many of them are manufactured to gain momentum by pedaling.

However, the above-described conventional multi-seater bicycle is inevitably manufactured in an integrated frame, and thus the manufacturing is complicated. In addition, since the multi-seater bicycle is manufactured, it may be difficult to disassemble after being manufactured, which may actually cause storage problems.

In particular, the conventional multi-seater bike is made to order in the factory, that is, factory-made custom ordered products, for example, considering that it is not easy for the general public to connect a plurality of bicycles to manufacture a multi-seater bike, If a bicycle connection device is developed, the need for a new concept of bicycle connection device emerges in that the bicycle can be used for more various purposes, such as easily connecting a plurality of bicycles to make a multi-seater bicycle.

Therefore, the technical problem to be achieved by the present invention can be connected to a plurality of bicycles through a simple yet effective structure can easily manufacture a multi-seater bicycle, thereby providing a bicycle connection device and a device that can increase the utilization of the bicycle To provide a seater bike.

According to the present invention, it is possible to connect a plurality of bicycles through a simple yet effective structure can easily manufacture a multi-seater bicycle, thereby increasing the utilization of the bicycle.

1 is a plan view of a multi-seater bicycle manufactured by a bicycle connecting device according to an embodiment of the present invention.

FIG. 2 is a view illustrating the first and second bicycles in FIG. 1 as dotted lines for understanding the bicycle connecting device according to the embodiment of the present invention.

3 is a perspective view of an installation state of the main frame connecting unit region shown in FIG.

4 is an exploded perspective view of FIG. 3.

FIG. 5 is an enlarged perspective view of the first unit coupling module area of FIG. 4.

6 is an enlarged perspective view of the second unit coupling module region in FIG. 4.

7 is an enlarged perspective view of the main clamp region in FIG. 4.

8 is a perspective view illustrating an installation state of the rear wheel connection unit region illustrated in FIG. 1.

9 is an exploded perspective view of FIG. 8.

10 is a perspective view of an installation state of the steering rod connecting unit region shown in FIG.

11 is an exploded perspective view of FIG. 10.

According to an aspect of the present invention, the main frame connecting unit is connected to the first and second main frame provided on the first and second bicycle to connect the neighboring first and second bicycle, the main The frame connecting unit includes: a first unit coupling module coupled to the first main frame; A second unit coupling module coupled to the second main frame; A first detachable spaced apart support part detachably coupled to the first unit coupling module and supporting the first and second bikes spaced apart from each other between the first and second bikes; One end is detachably coupled to the second unit coupling module, and is connected to the first detachable spacer support between the first and second bicycles, and spaces apart the first and second bicycle together with the first detachable spacer support. A second detachable spaced support that possibly supports it; And a main clamp for selectively clamping or unclamping the first detachable spaced support and the second detachable spaced support.

The first and second unit coupling modules may include: first and second module bases having a plurality of first and second module coupling holes formed on a plate surface; And first and second frame coupling parts provided at one side of the first and second module bases and coupled to outer walls of end portions thereof in contact with the first and second main frames.

The outer walls of the first and second frame coupling parts in contact with the first and second main frames may form the same first and second curvature surfaces as the first and second main frames. Inside the frame coupling part, first and second empty spaces may be formed as empty spaces to reduce weight.

The first and second frame coupling parts may be welded to the first and second main frames.

The first and second unit coupling modules are provided on the other side of the first and second module bases, and have first and second non-circular holes formed therein, and forming a coupling place for a predetermined accessory. And a dummy head for coupling the second accessory.

The first and second unit coupling modules may have the same structure.

The first detachable spaced apart support part may include: a first connection base having a plurality of first communication holes connected to and in contact with the first module base and communicating with the first module coupling hole; And one end coupled to the first connection base and having a first spaced apart support having a plurality of first connection holes formed on an outer wall thereof.

The second detachable spaced apart support part may include: a second connection base having a plurality of second communication holes connected to and in contact with the second module base and communicating with the second module coupling hole; And a second separation support having one end coupled to the second connection base and having a plurality of second connection holes formed on an outer wall thereof to connect with the first connection hole.

Both the first and second connection bases include: first and second base plates in contact with the first and second module bases; First and second bent support parts that are bent at one end of the first and second base plates and support one end of the first and second module bases; And first and second hook-type hooks that are bent at the other ends of the first and second base plates, and end regions are further bent inwardly to be hooked to the other ends of the first and second module bases. Can be.

The cross-sectional area of the first spaced support and the second spaced support may be different from each other, and one of the first connection hole and the second connection hole to enable relative clearance between the first spaced support and the second spaced support. May be a circular hole, and the other may be a long hole.

And a rear wheel connecting unit connected to the first and second hubs of the first and second rear wheels provided on the first and second bicycles to support the connection of the first and second bicycles. Can be.

Steering that is connected to the first and second steering rods provided on the first and second bicycles to support the connection of the first and second bicycles, and to guide the steering wheel operation of the first and second bicycles to be the same. It may further include a rod connecting unit.

The rear wheel connection unit may include: a first hub connection portion having one end connected to the first hub; A first rear wheel connecting rod provided with one end of a first hub-side relative rotation connecting portion rotatably connected to the other end of the first hub connecting portion; A second hub connection portion having one end connected to the second hub; A second rear wheel connecting rod provided at one end thereof with a second hub side relative rotation connecting portion rotatably connected to the other end of the second hub connecting portion and connected to the first rear wheel connecting rod; And a first sub-clamp for selectively clamping or unclamping the first rear wheel connector and the second rear wheel connector.

The cross-sectional areas of the first rear wheel connecting rod and the second rear wheel connecting rod may be different from each other, and the first rear wheel connecting rod and the first rear wheel connecting rod and the second rear wheel connecting rod may be configured to allow relative clearance between the first rear wheel connecting rod and the second rear wheel connecting rod. One of the two rear wheel connecting rods may have a circular hole, and the other may have a long hole.

The steering rod connecting unit includes: a first steering rod connecting portion having one end connected to the first steering rod; A first steering rod connecting rod provided with a first steering rod side relative rotation connecting portion rotatably connected to the other end of the first steering rod connecting portion; A second steering rod connecting portion having one end connected to the second steering rod; A second steering rod connecting rod provided at one end thereof with a second steering rod side relative rotation connecting portion rotatably connected to the other end of the second steering rod connecting portion and connected to the first steering rod connecting rod; And a second sub-clamp for selectively clamping or unclamping the first steering rod connecting rod and the second steering rod connecting rod.

The cross-sectional areas of the first steering rod connecting rod and the second steering rod connecting rod are different from each other,

A hole having a circular shape is formed in one of the first steering rod connecting rod and the second steering rod connecting rod so as to allow a relative clearance between the first steering rod connecting rod and the second steering rod connecting rod, Shaped holes may be formed.

According to another aspect of the present invention, a first main frame forming a skeleton, a first hub provided on a first rear wheel disposed behind the first main frame, and a first disposed in front of the first main frame A first bicycle having a steering rod; A second main frame having a skeleton, a second hub provided at a second rear wheel disposed behind the second main frame, and a second steering rod disposed at the front of the second main frame; bicycle; And a bicycle connecting device having a main frame connecting unit connected to the first and second main frames to connect the first and second bicycles, wherein the main frame connecting unit is connected to the first main frame. A first unit coupling module coupled; A second unit coupling module coupled to the second main frame; A first detachable spaced apart support part detachably coupled to the first unit coupling module and supporting the first and second bikes spaced apart from each other between the first and second bikes; One end is detachably coupled to the second unit coupling module, and is connected to the first detachable spacer support between the first and second bicycles, and spaces apart the first and second bicycle together with the first detachable spacer support. A second detachable spaced support that possibly supports it; And a main clamp for selectively clamping the first detachable spaced support and the second detachable spaced support.

It may further include a rear wheel connecting unit connected to the first and second hubs to support the connection of the first and second bicycles.

It may further include a steering rod connecting unit connected to the first and second steering rods to support the connection of the first and second bicycles and to guide the steering wheel operation of the first and second bicycles to be the same. .

In order to fully understand the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention.

Hereinafter, the present invention will be described in detail by explaining preferred embodiments of the present invention with reference to the accompanying drawings. Like reference numerals in the drawings denote like elements.

1 is a plan view of a multi-seat bicycle manufactured by a bicycle connecting device according to an embodiment of the present invention, Figure 2 is a first in Figure 1 to understand the bicycle connecting device according to an embodiment of the present invention And a second bicycle as a dotted line, FIG. 3 is a perspective view of an installation state of the main frame connecting unit region shown in FIG. 1, FIG. 4 is an exploded perspective view of FIG. 3, and FIG. 5 is a first unit in FIG. 4. 6 is an enlarged perspective view of the coupling module region, FIG. 6 is an enlarged perspective view of the second unit coupling module region in FIG. 4, FIG. 7 is an enlarged perspective view of the main clamp region in FIG. 4, and FIG. 8 is a rear wheel connection shown in FIG. 1. 9 is an exploded perspective view of the unit region, FIG. 9 is an exploded perspective view of FIG. 8, FIG. 10 is an installed perspective view of the steering rod connecting unit region shown in FIG. 1, and FIG. 11 is an exploded perspective view of FIG. 10.

Referring to these drawings, the bicycle connection device 100 according to the present embodiment is a simple and effective structure through a plurality of bicycles (10, 20), for example, two first and second bicycle 10 as shown in Figs. 20 can be connected to make it easy to manufacture a multi-seater bicycle (1).

As shown in FIGS. 1 and 2, the bicycle connection device 100 includes a first frame through a configuration of a main frame connecting unit 110, a rear wheel connecting unit 170, and a steering rod connecting unit 180. By connecting the second bicycle (10, 20) to allow a multi-seater bicycle (1) can be produced.

Thus, even if you are not an expert by allowing the first and second bicycles 10 and 20 to be connected through a rather simple configuration, the main frame connecting unit 110, the rear wheel connecting unit 170 and the steering rod connecting unit 180. There is an advantage that the multi-seater bicycle 1 can be manufactured by connecting the first and second bicycles 10 and 20.

In addition, since the bicycle connecting device 100 according to the present embodiment may be partially disassembled and assembled, the bicycle connecting device 100 may be separately separated and used as the first and second bicycles 10 and 20 from the multi-seater bicycle 1. Therefore, its utilization can be greatly improved.

Prior to the detailed configuration of the bicycle connection device 100 according to the present embodiment will be briefly described with respect to the first and second bicycle (10, 20) with reference to Figs.

The first and second bicycles 10 and 20 applied in the present embodiment are general bicycles that are commonly encountered in the vicinity. That is, the first and second bicycles 10 and 20 both include first and second main frames 11 and 21 that form a skeleton, and include a first in front of the first and second main frames 11 and 21. And a second front wheels 15 and 25 and a first and second rear wheels 12 and 22 at the rear thereof.

First and second saddles 16 and 26 are provided in the center regions of the first and second main frames 11 and 21, and the first and second saddles 16 and 26 on the upper sides of the first and second front wheels 15 and 25. The second handles 17 and 27 are connected to the first and second main frames 11 and 21.

The first and second rear wheels 12 and 22 are provided with first and second hubs 13 and 23 as supports for forming the axis of rotation of the first and second rear wheels 12 and 22. 2 The first and second steering rods 14 and 24 are disposed in front of the main frames 11 and 21. The first and second steering rods 14 and 24 may be rotated together with the first and second handles 17 and 27 according to the manipulation of the first and second handles 17 and 27.

As a configuration of the bicycle connecting device 100 for connecting the first and second bicycles 10 and 20, first, the main frame connecting unit 110 is adjacent to the first and second bicycles 10 and 20. Is connected to the first and second main frame (11, 21) provided in the first and second bicycle (10, 20) to connect the. The main frame connecting unit 110 is the first unit coupling module 120, the second unit coupling module 130, the first removable space support 140, the second removable space support 150, and the main clamp 160 ) May be included.

The first unit coupling module 120 is a structure coupled to the first main frame 11 as shown in FIGS. 3 and 4.

As shown in detail in FIG. 5, the first unit coupling module 120 includes a first module base 121 and a first module base 131 having a plurality of first module coupling holes 121a formed on a plate surface. It is provided on one side of the outer wall of the end is coupled to the first frame engaging portion 122 coupled to the first main frame 11, and is provided on the other side of the first module base 121, the coupling for a predetermined accessory A dummy head 123 for engaging the first accessory to form a location.

The first module base 121 forms a place where the first module base 121 is coupled to the first detachable spaced apart support 140. Since the first module base 121 is manufactured to have a constant area and thickness, it is possible to derive a stable coupling with the first detachable spaced apart support 140. A plurality of first module coupling holes 121a are formed in the first module base 121. The first module coupling holes 121a are provided for screwing with the first communication hole 141a formed in the first connection base 141 of the first detachable spaced apart support 140.

The first frame coupler 122 is utilized as a place where the first frame frame 122 is in contact with the first main frame 11. In the present embodiment, the first frame coupling part 122 is welded to the first main frame 11. However, it may be screwed using a separate bracket (not shown).

The outer wall of the first frame coupling part 122 in contact with the first main frame 11 forms the same first curvature surface 122a as the first main frame 11. Therefore, a stable bond with each other can be derived. In addition, a first empty space portion 122b as an empty space is formed inside the first frame coupling portion 122 to reduce weight.

The first accessory coupling dummy head 123 is provided on the other side of the first module base 121, and a first non-circular hole 123a is formed therein, and forms a coupling place for a predetermined accessory. Here, the predetermined accessory may refer to a basket or an umbrella, and the coupling bar (not shown) provided in the accessory is coupled to the first non-circular hole 123a of the dummy head 123 for coupling the first accessory. It can be in form.

As a result, even if the first unit coupling module 120 remains coupled to the first main frame 11 as it is, the first unit coupling module 120 may be utilized as a place where a predetermined accessory is coupled. It is not necessary to remove the first unit coupling module 120.

The second unit coupling module 130 has the same concept as the first unit coupling module 120 and is a structure coupled to the second main frame 21 as shown in FIGS. 3 and 4.

In the present embodiment, the first and second unit coupling modules 120 and 130 have the same structure. This avoids the hassle of building parts individually.

As shown in detail in FIG. 6, the second unit coupling module 130 also includes a second module base 131 and a second module base 131 having a plurality of second module coupling holes 131a formed on a plate surface. The second frame coupling portion 132 and the outer wall of the end is provided on one side of the second main frame 21 and is coupled to the other side of the second module base 131 is provided in the second non-circular hole 133a is formed, and includes a dummy head 133 for joining a second accessory, which forms a joining place for a predetermined accessory.

In the case of the second unit coupling module 130, the outer wall of the second frame coupling part 132 contacting the second main frame 21 forms the same second curvature surface 132a as the second main frame 21. In order to reduce the weight, the second empty space part 132b is formed in the second frame coupling part 132. The second frame coupling part 132 is also welded to the second main frame 21. Of course, it does not matter even if the screw coupling method is applied.

One end of the first detachable spacer 140 is detachably coupled to the first unit coupling module 120, and the first and second bicycles 10 and 20 are separated between the first and second bicycles 10 and 20. ) To be spaced apart.

The first detachable spaced apart support part 140 is connected to the first module base 121 is connected to the first connection base having a plurality of first communication holes (141a) communicated while corresponding to the first module coupling hole (121a) 141 and one end coupled to the first connection base 141, and a first spaced apart support 143 having a plurality of first connection holes 143a formed on an outer wall thereof.

The first connection base 141 is bent at one end of the first base plate 141b and the first base plate 141b in contact with the first module base 121, and supports one end of the first module base 121. A first hook type that is bent at the other end of the first bent support portion 141c and the first base plate 141b, and the end region is further bent inward to be hooked to the other end of the first module base 121. The hook part 141d is included.

Since the first connection base 141 is manufactured in the structure of the first base plate 141b, the first bent support part 141c, and the first hook type hook part 141d, the first connection base 141 is primarily used. After hanging on the first module base 121 of the first unit coupling module 120, the first coupling hole 141a and the first module coupling holes (121a) to communicate with each other by fastening the screw secondly The detachable spaced apart support 140 may be coupled to the first unit coupling module 120.

One end of the second detachable spaced support 150 is detachably coupled to the second unit coupling module 130, and is connected to the first detachable spaced support 140 between the first and second bicycles 10 and 20. And the first and second bicycles 10 and 20 are spaced apart from each other along with the first detachable spaced apart support 140.

The second detachable spaced apart support part 150 is connected to the second module base 131 like the first detachable spaced apart support part 140, but is connected to the second module coupling hole 131a to communicate with a plurality of second communication holes. A second connection base 151 having a 151a, and one end thereof are coupled to the second connection base 151, and a plurality of second connection holes 153a connectable to the first connection hole 143a on the outer wall are provided. The second spaced apart support 153 is formed.

In this case, the second connection base 151 may also be bent at one end of the second base plate 151b and the second base plate 151b to be in contact with the second module base 131. A second bending support portion 151c supporting one end and a second bending portion at the other end of the second base plate 151b, the end region being further bent inward to be hooked on the other end of the second module base 131 It may include two hook-type hook portion (151d).

Since the second connection base 151 is manufactured in the structure of the second base plate 151b, the second bending support part 151c, and the second hook-type hook part 151d, the second connection base 151 is firstly removed. 2 The second removable by hanging the second module base 131 of the module coupling module 130, the second communication hole (151a) and the second module coupling hole (131a) to communicate with each other by a second removable The spaced support 150 may be coupled to the second unit coupling module 130.

On the other hand, in the structure of the first removable spacer 140 and the second removable spacer 150, the cross-sectional areas of the first spacer 143 and the second spacer 153 is formed different from each other. In the present exemplary embodiment, since the cross-sectional area of the second removable space support part 150 is smaller than the first removable space support part 140, the second removable space support part 150 may be inserted into the first removable space support part 140. Can be. Of course, a structure opposite to that shown is also sufficiently possible.

In such a structure, one of the first connection hole 143a and the second connection hole 153a has a circular hole so as to allow a relative clearance between the first spaced support 143 and the second spaced support 153. The other may be applied to the hole-shaped hole (hole). In the present embodiment, the second connecting hole 153a of the second spaced support 153 is applied as a circular hole, and the first connection hole 143a of the first spaced support 143 has a long hole shape. It is applied as a hole. Therefore, since the relative clearance or rotation between the first spaced support 143 and the second spaced support 153 may be partially allowed, it may be helpful to connect the first and second bicycles 10 and 20.

The main clamp 160 selectively clamps or unclamps the first detachable spaced support 140 and the second detachable spaced support 150.

As shown in FIG. 7, the main clamp 160 includes a clamp body 161, a ball screw 162 connected to the clamp body 161, and a screw nut 163 to fix the ball screw 162. And, an actuating lever 164, and a pin 165 for coupling the ball screw 162 to the actuating lever 164, and the first spaced support 143 by an organic assembly structure and operation thereof. And the second spaced support 153 is clamped or unclamped.

The clamp body 161 is coupled to the end of the first spaced support 143. On one side of the clamp body 161, a pair of tightening flanges 161a are formed. A through hole 161b is formed in the pair of tightening flanges 161a.

The ball screw 162 includes a thread 162a and a pin support head portion 162b for rotating shaft. The pin hole 162c is formed in the rotating shaft combined pin support head part 162b. Such a ball screw 162 is installed to pass through the through hole 161b of the pair of tightening flanges 161a.

The screw nut 163 is fastened to the thread 162a of the ball screw 162 passing through the through hole 161b of the pair of tightening flanges 161a to prevent the ball screw 162 from being displaced.

The actuating lever 164 is operated for clamping or unclamping of the first and second spaced apart supports 143 and 153, and a pair of rotating shaft portions 164a are formed at one side thereof. The through hole 164b is formed in the pair of rotation shaft portions 164a. The rotary shaft combined pin support head portion 162b of the ball screw 162 is disposed in the space between the pair of rotary shaft portions 164a. Slip preventing grooves 164c are formed in the operation lever 164 to prevent slipping during operation.

The pin 165 is inserted into the through hole 164b of the actuating lever 164 and then is fastened to the pin hole 162c formed in the pin support head portion 162b of the rotating shaft of the ball screw 162 so that the ball screw ( The rotation axis of the operation lever 164 is formed while preventing the seat 162 from being displaced.

Accordingly, when the operating lever 164 is pressed as shown in FIG. 3, the first detachable spaced support 140 and the second detachable spaced support 150 may be clamped, and on the contrary, when the operating lever 164 is raised, the first detachable spaced support ( 140 and the second removable space support 150 may be unclamped.

Next, as another configuration of the bicycle connecting device 100 for connecting the first and second bicycles 10 and 20, the rear wheel connecting unit 170 is provided on the first and second bicycles 10 and 20. It is connected to the first and second hubs 13, 23 and hubs of the first and second rear wheels 12 and 22 to support the connection of the first and second bicycles 10 and 20.

Since only the main frame connecting unit 110 may open the first and second rear wheels 12 and 22 of the first and second bicycles 10 and 20, the rear wheel connecting unit 170 may compensate for this. ) Is provided. The first and second hubs 13 and 23 of the first and second rear wheels 12 and 22 are difficult because the rear wheel connecting unit 170 is difficult to couple to the first and second rear wheels 12 and 22. The rear wheel connecting unit 170 is coupled to.

As shown in detail in FIGS. 8 and 9, the rear wheel connection unit 170 includes a first hub connection part 171 having one end connected to the first hub 13, and another connection part of the first hub 13 connection part. A first rear wheel connecting rod 173 having a first hub side relative rotation connecting portion 174 connected to the end and being rotatably connected to one end, and a second hub connecting portion having one end connected to the second hub 23 ( 172 and a second hub-side relative rotation connecting portion 176 connected to the other end of the second hub connecting portion 172 so as to be relatively rotatable, are provided at one end thereof, and are connected to the first rear wheel connecting portion 173. A second rear clamp 175 and a first sub-clamp 177 that selectively clamps or unclamps the first rear wheel connector 173 and the second rear wheel connector 175. Can be. Since the structure of the first sub clamp 177 is the same as the structure of the main clamp 160 described above, overlapping description thereof will be omitted.

In the structure of the rear wheel connection unit 170 as described above, the cross-sectional areas of the first rear wheel connector 173 and the second rear wheel connector 175 are provided different from each other. In this case, one of the first rear wheel connector 173 and the second rear wheel connector 175 may have a circular hole in order to allow a relative clearance between the first rear wheel connector 173 and the second rear wheel connector 175. 175a, a hole is formed, and the other is a hole-shaped hole 173a, a hole.

Finally, the steering rod connecting unit 180 is provided on the first and second bicycles 10 and 20 as another configuration of the bicycle connecting device 100 for connecting the first and second bicycles 10 and 20. Are connected to the first and second steering rods 14 and 24 to support the connection of the first and second bicycles 10 and 20, and the handles 17 and 24 of the first and second bicycles 10 and 20, respectively. It serves to guide the operation to be the same.

Although the first and second bicycles 10 and 20 may be connected by the action of the main frame connecting unit 110 and the rear wheel connecting unit 170, the first and second bicycles of the first and second bicycles 10 and 20 may be connected. A steering rod connecting unit 180 is provided in that the handles 17 and 27 must be operated in the same direction and are connected to the first and second bicycles 10 and 20.

As shown in detail in FIGS. 10 and 11, the steering rod connecting unit 180 includes a first steering rod connecting portion 181 connected to one end of the first steering rod 14 and a first steering rod 14. A first steering rod connecting rod 183 having a first steering rod side relative rotation connecting portion 184 connected to the other end of the connecting portion in a rotatable manner and having one end connected to the second steering rod 24; A second steering rod connecting portion 182 and a second steering rod side relative rotation connecting portion 186 rotatably connected to the other end of the second steering rod connecting portion 182 are provided at one end thereof, and the first steering rod connecting rod 183 is provided. And a second sub-clamp for selectively clamping or unclamping the second steering rod connecting rod 185 and the first steering rod connecting rod 14 and the second steering rod connecting rod 185. 187). Since the structure of the second sub clamp 187 is also the same as that of the main clamp 160 described above, overlapping description thereof is omitted.

In the structure of the steering rod connecting unit 180 as described above, the cross-sectional areas of the first steering rod 14 connecting rod and the second steering rod connecting rod 185 are provided to be different from each other. At this time, one of the first steering rod 14 connecting rod and the second steering rod connecting rod 185 to enable a relative clearance between the first steering rod 14 connecting rod and the second steering rod connecting rod 185 is a circular hole ( 185a, a hole may be formed, and the other may be a hole-shaped hole 183a.

By the configuration of the main frame connecting unit 110, the rear wheel connecting unit 170 and the steering rod connecting unit 180 by the configuration as shown in Figures 1 and 2 by the first and second bicycle (10,20) ) Can be connected, which makes it easy to manufacture a multi-seater bicycle (1).

According to the present embodiment having the structure and action as described above, it is possible to connect two first and second bicycles 10 and 20 as shown in Figs. It can be easily produced, thereby increasing the utilization of the bicycle (10,20).

As described above, the present invention is not limited to the described embodiments, and various modifications and changes can be made without departing from the spirit and scope of the present invention, which will be apparent to those skilled in the art. Therefore, such modifications or variations will have to be belong to the claims of the present invention.

The invention can be used when making or using a bicycle.

Claims (19)

1. A main frame connecting unit connected to first and second main frames provided on the first and second bicycles to connect neighboring first and second bicycles,

   The main frame connecting unit,

   A first unit coupling module coupled to the first main frame;

   A second unit coupling module coupled to the second main frame;

   A first detachable spaced apart support part detachably coupled to the first unit coupling module and supporting the first and second bikes spaced apart from each other between the first and second bikes;

   One end is detachably coupled to the second unit coupling module, and is connected to the first detachable spacer support between the first and second bicycles, and spaces apart the first and second bicycle together with the first detachable spacer support. A second detachable spaced support that possibly supports it; And

   And a main clamp for selectively clamping or unclamping the first detachable spaced support and the second detachable spaced support.
2. The method of claim 1,

   The first and second unit coupling module,

   First and second module bases having a plurality of first and second module coupling holes formed on a plate surface; And

   And a first and second frame coupling part provided at one side of the first and second module bases, the outer wall of which is coupled to contact the first and second main frames.
3. The method of claim 2,

   The outer walls of the first and second frame coupling parts in contact with the first and second main frames form the same first and second curvature surfaces as the first and second main frames.

   And the first and second empty space portions as empty spaces are formed in the first and second frame coupling portions to reduce weight.
4. The method of claim 2,

   And the first and second frame coupling parts are welded to the first and second main frames.
5. The method of claim 2,

   The first and second unit coupling module,

   The dummy head for coupling the first and second accessories is provided on the other side of the first and second module base, and the first and second non-circular holes are formed therein and form a coupling place for a predetermined accessory. Bicycle connector, characterized in that.
6. The method of claim 1,

   And the first and second unit coupling modules have the same structure.
7. The method of claim 2,

   The first detachable spaced apart support portion,

   A first connection base connected to the first module base and having a plurality of first communication holes communicating with and corresponding to the first module coupling hole; And

   One end is coupled to the first connection base, the bicycle connecting device comprising a first spaced apart support is formed on the outer wall a plurality of first connection holes.
8. The method of claim 7, wherein

   The second detachable spaced apart support portion,

   A second connection base connected to the second module base and having a plurality of second communication holes communicating with and corresponding to the second module coupling hole; And

   One end is coupled to the second connection base, the bicycle connecting device comprising a second spaced apart support is formed in the outer wall a plurality of second connection holes that can be connected to the first connection hole.
9. The method of claim 8,

   Both the first and second connection bases,

   First and second base plates in contact with the first and second module bases;

   First and second bent support parts that are bent at one end of the first and second base plates and support one end of the first and second module bases; And

   The first and second base plate is bent at the other end and the end region is further bent inward to include a first and second hook type hook portion which is hooked on the other end of the first and second module base Bike connector characterized in that.
10. The method of claim 8,

    The cross-sectional areas of the first spaced support and the second spaced support are different from each other,

    One of the first connection hole and the second connection hole is a circular hole, and the other is a long hole shape so as to allow a relative clearance between the first spaced support and the second spaced support. Bicycle connector, characterized in that the.
11. The method of claim 1,

    And a rear wheel connecting unit connected to the first and second hubs of the first and second rear wheels provided on the first and second bicycles to support the connection of the first and second bicycles. Bicycle connector, characterized in that.
12. The method of claim 11,

    Steering that is connected to the first and second steering rods provided on the first and second bicycles to support the connection of the first and second bicycles, and to guide the steering wheel operation of the first and second bicycles to be the same. Bicycle connecting device further comprises a rod connecting unit.
13. The method of claim 12,

    The rear wheel connecting unit,

    A first hub connection portion having one end connected to the first hub;

    A first rear wheel connecting rod provided with one end of a first hub-side relative rotation connecting portion rotatably connected to the other end of the first hub connecting portion;

    A second hub connection portion having one end connected to the second hub;

    A second rear wheel connecting rod provided at one end thereof with a second hub side relative rotation connecting portion rotatably connected to the other end of the second hub connecting portion and connected to the first rear wheel connecting rod; And

    And a first sub-clamp selectively clamping or unclamping the first rear wheel stem and the second rear wheel stem.
14. The method of claim 13,

    The cross-sectional areas of the first rear wheel connecting rod and the second rear wheel connecting rod are different from each other,

    A circular hole is formed in one of the first rear wheel connecting member and the second rear wheel connecting member so as to allow a relative clearance between the first rear wheel connecting member and the second rear wheel connecting member, Bicycle connection device characterized in that the hole (hole) of the shape is formed.
15. The method of claim 12,

    The steering rod connecting unit,

    A first steering rod connecting portion having one end connected to the first steering rod;

    A first steering rod connecting rod provided with a first steering rod side relative rotation connecting portion rotatably connected to the other end of the first steering rod connecting portion;

    A second steering rod connecting portion having one end connected to the second steering rod;

    A second steering rod connecting rod provided at one end thereof with a second steering rod side relative rotation connecting portion rotatably connected to the other end of the second steering rod connecting portion and connected to the first steering rod connecting rod; And

    And a second sub-clamp for selectively clamping or unclamping the first steering rod connecting rod and the second steering rod connecting rod.
16. The method of claim 15,

    The cross-sectional areas of the first steering rod connecting rod and the second steering rod connecting rod are different from each other,

    A hole having a circular shape is formed in one of the first steering rod connecting rod and the second steering rod connecting rod so as to allow a relative clearance between the first steering rod connecting rod and the second steering rod connecting rod, Bicycle connection device characterized in that the hole (hole) of the shape is formed.
17. A first main frame having a skeleton, a first hub provided in a first rear wheel disposed behind the first main frame, and a first steering rod disposed in front of the first main frame bicycle;

    A second main frame having a skeleton, a second hub provided at a second rear wheel disposed behind the second main frame, and a second steering rod disposed at the front of the second main frame; bicycle; And

    And a bicycle connecting device having a main frame connecting unit connected to the first and second main frames to connect the first and second bicycles.

    The main frame connecting unit,

    A first unit coupling module coupled to the first main frame;

    A second unit coupling module coupled to the second main frame;

    A first detachable spaced apart support part detachably coupled to the first unit coupling module and supporting the first and second bikes spaced apart from each other between the first and second bikes;

    One end is detachably coupled to the second unit coupling module, and is connected to the first detachable spacer support between the first and second bicycles, and spaces apart the first and second bicycle together with the first detachable spacer support. A second detachable spaced support that possibly supports it; And

    And a main clamp for selectively clamping the first detachable spaced support and the second detachable spaced support.
18. The method of claim 17,

    And a rear wheel connecting unit connected to the first and second hubs to support the connection of the first and second bicycles.
19. The method of claim 17,

    And a steering rod connecting unit connected to the first and second steering rods to support the connection of the first and second bicycles and to guide steering wheel manipulations of the first and second bicycles to be the same. Multi-seater bicycle.

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