KR20000063717A - Built-up multipurpose structure - Google Patents

Abstract

PURPOSE: A multiple-purpose fabricated structure is provided to easily construct various products such as a bicycle, a ski, a rocking chair, a shopping cart, and a boat by using a plurality of assembling parts, thereby applying to a practical life. CONSTITUTION: A multiple-purpose fabricated structure includes a main frame(12) arranged in length direction, a first column(2) and a second column(10) rotatably installed in one end(12') of the main frame by interposing a main joint(8), a steering bar(4) fixed in the upper end of the first column, a first wheel(18) rotatably installed in the lower end part(10') of the second column and a second wheel(20) rotatably installed in the other end part of the main frame, and a seat(24) fixed in the main frame by interposing a plurality of joints(48,50).

Description

Multipurpose prefabricated structure {BUILT-UP MULTIPURPOSE STRUCTURE}

The present invention relates to a multipurpose prefabricated structure, and more particularly, to easily build a variety of items such as, for example, single- and multi-seater bicycles, skis, rocking chairs, shopping carts, boats using a plurality of assembly parts By increasing the degree of freedom of the product, it can be applied to real life, and relates to a multi-purpose prefabricated structure that can help human brain development.

In general, the prefabricated structure is a user to assemble a plurality of parts, such as a block to make a desired shape, various types of structures are used according to the type or assembly method of the block. In particular, young users such as children often make prefabricated toys using blocks.

However, since the conventional prefabricated toys can only make one or two predetermined shapes, they cannot be made in a shape desired by the user and have a low degree of freedom.

Prefabricated toys having a relatively high degree of freedom in shape include block stacking widely known under the trade name " Lego ". The user can assemble the blocks to make various shapes of the article, and can help the child's intelligence development to some extent. However, this kind of stacking toys can implement the shape of various articles, but there is a disadvantage that can not be used substantially because of the low durability. For example, the blocks can be stacked and assembled in the shape of bicycles or shopping carts, but when children ride on these bicycles or put items on the shopping carts, the durability is low. Cannot be used.

The present invention for solving the above problems is that the structure made by using a plurality of assembly parts having a predetermined shape and durability, including a single-seater and multi-seater bike that can be used substantially, skis, rocking chairs, shopping carts And to provide a multi-purpose prefabricated structure that can easily implement a variety of articles such as boats.

Figure 1a is a perspective view showing an exploded state of the triangular bicycle according to the first embodiment of the present invention, Figure 1b is a perspective view showing the assembled state of the triangular bicycle structure shown in Figure 1a,

FIG. 2 is a cross-sectional view of the wheel shown in FIGS. 1A and 1B.

3 is a view showing the assembled state of the eccentric triangular bicycle structure according to the second embodiment of the present invention, Figure 3a is a plan view, Figure 3b is a side view,

4 is a view showing an assembled state of a quadrangular bicycle structure according to a third embodiment of the present invention, Figure 4a is a plan view, Figure 4b is a side view,

Figure 5 is a view showing an assembled state of the four-sided seat car structure according to the fourth embodiment of the present invention, Figure 5a is a plan view, Figure 5b is a side view, Figure 5c is a front view,

6 is a view showing the assembled state of the eccentric quadrangular seat car structure according to the fifth embodiment of the present invention, Figure 6a is a plan view, Figure 6b is a side view,

7 is a view showing the assembled state of the multi-seat bicycle structure according to the sixth embodiment of the present invention, Figure 7a is a plan view, Figure 7b is a side view,

8 is a view showing the assembled state of the multi-seat seat car structure according to the seventh embodiment of the present invention, Figure 8a is a plan view, Figure 8b is a side view,

9 is a view showing an assembled state of a triangular footing car structure according to an eighth embodiment of the present invention, Figure 9a is a plan view, Figure 9b is a side view, Figure 9c is a front view,

10 is a view showing an assembled state of a footing car structure according to a ninth embodiment of the present invention, Figure 10a is a plan view, Figure 10b is a side view,

11 is a view showing the assembled state of the rocking chair structure according to the tenth embodiment of the present invention, Figure 11a is a plan view, Figure 11b is a side view, Figure 11c is a front view, 11d is a perspective view of a rocking carrier,

12 is a view showing the assembled state of the rocking chair structure according to the eleventh embodiment of the present invention, Figure 12a is a plan view, Figure 12b is a side view,

13 is a view showing the assembled state of the four-sided ski structure according to the twelfth embodiment of the present invention, Figure 13a is a plan view, Figure 13b is a side view, Figure 13c is a front view, 13d is a perspective view of the ski carrier ,

14 is a view showing the assembled state of the ski structure according to the thirteenth embodiment of the present invention, Figure 14a is a plan view, Figure 14b is a side view,

15 is a view showing the assembled state of the ski structure according to the fourteenth embodiment of the present invention, Figure 15a is a plan view, Figure 15b is a side view,

16 is a view showing the assembled state of the triangular ski structure according to the fifteenth embodiment of the present invention, Figure 16a is a plan view, Figure 16b is a side view,

17 is a view showing the assembled state of the shopping cart structure according to the sixteenth embodiment of the present invention, Figure 17a is a plan view, Figure 17b is a front view, Figure 17c is a side view, 17d is the disassembly of the vertical and horizontal carriage Perspective view,

18 is a view showing an assembled state of the boat structure according to the seventeenth embodiment of the present invention, Figure 18a is a plan view, Figure 18b is a front view, Figure 18c is a side view,

19 is a view showing the configuration of a sheet according to an eighteenth embodiment of the present invention. FIG. 19A is a plan view, and FIG. 19B is a side view.

♣ Explanation of symbols for main part of drawing ♣

2, 10: 1st, 2nd column 4: steering bar

6: Extension column 8: Column joint

12: main frame 14: secondary frame

16: Connecting frame 18, 20: First, second wheel

22: Pedal 24: Seat

28, 30: horizontal, vertical carriage 32: seat plate

36: Swing carrier 40: Ski carrier

42, 44: First and second wheel shaft 60: Boat carrier

Multi-purpose prefabricated structure of the present invention for achieving the above object includes a main frame constituting the main body, and a plurality of frame support means detachably coupled to one or both ends of the main frame to enable running and in-situ swinging. .

Hereinafter, with reference to the accompanying drawings will be described in detail the multi-purpose prefabricated structure according to the present invention.

First, Figures 1 and 2 are perspective views showing the disassembled state and the coupled state of the assembled structure for the triangular bicycle according to the first embodiment of the present invention. In the present specification, the triangular means that the arrangement of the front and rear wheels is triangular in plan view, and the quadrangular means that the arrangement of the front and rear wheels in the plane is quadrangular. . In addition, in each embodiment, the same components are demonstrated by the same code | symbol.

1A and 1B, the overall configuration of the triangular bicycle shown in FIG. 1A and 1B rotates on one end 12 ′ of the main frame 12 via the main frame 12 arranged in the longitudinal direction and the main joint 8. First and second columns 2, 10, which are possibly installed, a steering bar 4 fixed to an upper end 2 ′ of the first column 2, and a lower end 10 ′ of the second column 10. The first wheel 18 and the second wheel 20 rotatably installed on the other end 12 "of the main frame 12, and the plurality of joints 48, 50 It consists of the sheet | seat 24 fixed to the main frame 12 through it.

Here, a plurality of through holes 12a to 12d are formed in the main frame 12 constituting the main body, so that parts such as the sheet 24 can be fixed at a necessary position. One end 12 ′ of the main frame 12 is provided with a hole 12a for engagement with the main joint 8, and the other end 12 ″ also has a hole 12b for engagement with the auxiliary frame 14. On the other hand, the cushion 25 is mounted on the frame of the seat 24 to provide a cushioning feeling to the infant.

At the time of assembly, one end 12 'of the main frame 12 is sandwiched between both flanges 8' formed in the column joint 8, and then the hole 12a formed in the one end 12 'of the main frame 12. The cap nut 58 and the screw 59 are fixed to the holes 8a and 12a in a state where the holes 8a formed in both flanges 6 'are matched. Next, the other end 12 "of the main frame 12 is joined to the bracket 43 fixed to the center mounting portion 14 'of the auxiliary frame 14, and then the hole (") formed in the other end 12 "of the frame ( 12b) and the through-hole 14a formed in the auxiliary frame 14 are made to penetrate through the 1st wheel shaft 42 to these holes 14a and 12b. The second wheel 20 is fixed to both ends of the first wheel shaft 42. In the bracket 43 used to connect the main frame 12 to the auxiliary frame 14, two holes 43a and 43b are formed, and a double upper hole 43a is formed by a main bracket (B) by bolts. One end 12 "of the 12) is fixed, and the first wheel shaft 42 is inserted and fixed in the lower hole 43b.

The first column 2 and the second column 10 serving as steering means are installed in the column joint 8 coupled to the one end 12 ′ of the main frame 12 by the cap nut 58 and the screw 59. do. Here, a screw hole 2a is formed in the upper end 2 'of the first column 2, and the steering bar 4 is screwed on both sides through the screw hole 2a. The lower part of the first column 2 is formed with a hole 26 to which the screw 80 is screwed.

In this embodiment, an extension column 6 is arranged between the first column 2 and the second column 10. The inside of the first column 2 is formed to be hollow so that the extension column 6 can be inserted, and the through-column (10 ") of the cylindrical portion 10" of the second column 10 is inserted into the extension column 6 ( 6a). Two height adjustment holes 6b and 6c are formed on the rear surface of the extension column 6, and two cylindrical portions 10 "of the second column 10 are also provided. Height adjustment holes 10b and 10c are formed. The back of the first column 2 is formed with a hole (2b) that is selectively coupled with any one of the upper height adjustment holes (6b, 10b) and the lower height adjustment holes (6c, 10c).

Therefore, during assembly, the cylindrical portion 10 "of the second column 10 is inserted into the through hole 8b of the column joint 8 and the through hole 6a of the extension column 6 in order, and then extended. In the state where the column 6 is inserted into the inside of the first column 2, the first column 2 is fixed at an appropriate height according to the purpose of use by using the screw 58.

For example, in the case of using the bicycle as in the present embodiment, the height of the column may be low, so that the screw 80 is made to match the hole 2b of the first column 2 with the lower height adjusting holes 10b and 6b. ) Is fixed, and the height of the column should be high when used for a putting car or a shopping cart, which will be described with reference to FIGS. 9 and 17, so that the hole 2b of the first column 2 has an upper height adjusting hole. What is necessary is just to couple and fix the screw 80 in the state matched with (10c, 6c).

A through hole 10a through which the second wheel shaft 44 is inserted is formed at a lower end of the second column 10. In assembling, both ends of the second wheel shaft 44 are inserted into the holes 18a formed on the inner side of the first wheel 18, with the second wheel shaft 44 inserted into the through hole 10a. Combine. The center of the second wheel shaft 44 is composed of a circular cross section corresponding to the through hole 10a, and both ends are formed of a rectangular cross section corresponding to the rectangular hole 18a of the first wheel 18.

In addition, a screw hole 18b is formed on the outer surface of the first wheel 18, and the screw 22 'provided at one end of the pedal 22 is inserted into the screw hole 18b and fixed. 2, tires, such as rubber 18b for shock absorption, are fitted in the outer peripheral part of the 1st wheel 18, and the reinforcement rib 18 'is formed in the inner wall surface.

The second wheel 20 disposed rearwardly opposite to the first wheel 18 is rotatably mounted to the auxiliary frame 14 by the first wheel shaft 42. At this time, the inner side of the second wheel 20 is formed with a central hole (20a) is inserted into both ends of the first wheel shaft 42, the both sides of the central hole (20a) of the second wheel (20) An eccentric hole 20b for inducing eccentric rotation is formed. Therefore, when the first wheel shaft 42 is coupled to the central hole 20a, the second wheel 20 rotates concentrically with the first wheel shaft 42, as shown in FIG. When coupled to the eccentric hole (20b), as shown in Figure 3, the second wheel 20 is assembled with the first wheel shaft 42 in an eccentric state, causing the eccentric rotation. Therefore, the user can enjoy the bicycle ride more fun through the eccentric rotation, and the same effect as when driving in the mountains can be obtained.

In the center of the main frame 12, a seat 24 on which a user sits is installed. At least one joint 48, 50 is used for securing the seat 24, and at least one flange 24 ′ with through holes 24a, 24b in the lower surface of the seat 24. , 24 " is formed.

When assembling, the cap nut 58 and the screw 59 are coupled and fixed in a state where the lower hole 48a of the joint 48 disposed at the front is aligned with the hole 12c of the main frame 12. The cap nut 54 and the screw 55 are coupled and fixed in a state where the upper hole 48b of the joint 48 coincides with the through hole 24a formed in the front flange 24 'of the seat 24. Similarly, the cap nut 58 and the screw 59 are engaged and fixed in a state where the lower hole 50a of the joint 50 disposed behind is aligned with the hole 12d of the main frame 12, while the joint The cap nut 54 and the screw 55 are engaged and fixed in a state where the upper hole 50b of the 50 is aligned with the through hole 24b formed in the rear flange 24 "of the seat 24. In the specification, the front refers to the first wheel 18 in the direction in which the bicycle is advanced, and the rear refers to the second wheel 20 in the direction in which the bicycle is in the reverse direction. 2 is shown.

Next, Figure 3 is a view showing an assembled state of the eccentric triangular bicycle structure according to the second embodiment of the present invention, Figure 3a is a plan view, Figure 3b is a side view. In this embodiment, as illustrated in FIG. 1, the structure in which the second wheel 20 is eccentrically rotated is illustrated. In the following embodiment, since it is substantially similar to the bicycle structure described with reference to FIG. 1, the description of the coupling relationship between the components described with reference to FIG. 1 will be omitted.

To this end, as shown in FIG. 3A, one end of the first wheel shaft 42 is coupled to the rear eccentric hole 20b of the second wheel 20, and the other end of the first wheel shaft 42 is the second wheel ( 20) in the front eccentric hole 20b '. Accordingly, as shown in FIG. 3B, the deviation between the wheels 20 and 20 by the distance between the eccentric holes 20b and 20b 'is generated, so that the second wheel 20 is eccentrically rotated during driving. It becomes possible. This can give you the same feel as you would if you were riding a mountain.

Figure 4 is a view showing an assembled state of a four-wheeled bicycle structure according to the third embodiment of the present invention, Figure 4a is a plan view, Figure 4b is a side view. In this embodiment, as compared with the first and second embodiments, it is possible to secure running stability by widening the interval between the first wheels 18.

To this end, the auxiliary frame 14 is fixed to the other end of the main frame 12 opposite to the end to which the column joint 8 is coupled via the bracket 43 in the manner described in FIG. The second wheel 20 is rotatably installed at both ends of the 14 through the first wheel shaft 42, and the auxiliary frame 14 is fixed to the lower end of the second column 10. Similarly, at both ends of 14, the said 1st wheel 18 was rotatably provided through the 1st wheel shaft 42. As shown in FIG. Therefore, the user can travel more stably and obtain a feeling of driving a car.

5 is a view showing the assembled state of the four-sided seat car structure according to the fourth embodiment of the present invention, Figure 5a is a plan view, Figure 5b is a side view, Figure 5c is a front view. In this embodiment, the steering column is removed from the bicycle structure of the third embodiment described in FIG. 4, and a seat plate is installed instead of the seat so that infants who cannot ride the bicycle can use the seat car.

That is, as shown in FIG. 4, the auxiliary frames 14 are coupled to the front and rear ends of the main frame 12, respectively, and then both ends of these auxiliary frames 14 are respectively interposed through the first wheel shaft 42. The first and second wheels 20 were rotatably installed.

On the main frame 12 is provided a seat plate 32 for infants to sit, the seat plate 32 is provided with a seat back 26 to lean on the waist. The seat back 26 is provided with a plurality of projections 26a (three in this embodiment). When assembling, the projections 26a may be inserted into a plurality of grooves formed in the seat plate 32 to be joined. . The seat car assembled in this way is suitable for infants to ride indoors.

FIG. 6 is a view illustrating an assembled state of an eccentric quadrangular seat car structure according to a fifth embodiment of the present invention. FIG. 6A is a plan view, FIG. 6B is a side view, and the overall structure thereof is substantially the same as described with reference to FIG. 5. However, in the present embodiment, in order to induce eccentric rotation of the seat car, the rear second wheel 20 is eccentrically fixed to the first wheel shaft 42.

That is, as shown in FIG. 6A, one end of the first wheel shaft 42 is coupled to the rear eccentric hole 20b of the second wheel 20, and the other end of the first wheel shaft 42 is the second wheel 20. ) To the front eccentric hole (20b '). Accordingly, as shown in FIG. 6B, the deviation between the wheels 20 and 20 by the distance between the eccentric holes 20b and 20b 'is generated, so that the second wheel 20 is eccentrically rotated during driving. It becomes possible. Therefore, it gives the infant a sense of swing due to the eccentric rotation to make it more fun.

7 is a view showing the assembled state of the multi-seat bicycle structure according to the sixth embodiment of the present invention, Figure 7a is a plan view, Figure 7b is a side view. In this embodiment, a structure in which a bicycle and a seat car described above are merged is illustrated.

As shown, in front of the main frame 12 two connecting frames 72, 74 coupled by pins 70 are fixed and in front of the connecting frames 72, 74 again, the main frame 12. ), The bicycle described in FIG. 1 is made in front of the structure, while the seat plate 32 is fixed on the main frame 12 at the rear, so that the seat car described in FIG. Made available. Two auxiliary frames 14 and 14 are disposed between the seat 24 and the seat plate 32, and the second auxiliary frames 14 and 14 are respectively disposed through the second wheel shafts 42 and 42, respectively. The wheels 20 and 20 are rotatably provided.

Next, Figure 8 is a view showing an assembled state of the multi-seat seat car structure according to the seventh embodiment of the present invention, Figure 8a is a plan view, Figure 8b is a side view. In the present embodiment, as compared with the seventh embodiment described in FIG. 7, the front of the structure has a structure in which a seat car is provided as well as the rear.

That is, after arranging the two seat cars described in FIG. 5, the connecting frame 72 is coupled to the rear end of the front seat car, and the connecting frame 74 is coupled to the front end of the rear seat car. 72) and 74 were fixed with a pin 70. Thus, in the structure of the present embodiment, since two seat cars are continuously coupled, two infants can be burned at the same time, and fun such as train play can be obtained.

9 is a view showing the assembled state of the triangular footing car structure according to the eighth embodiment of the present invention, Figure 9a is a plan view, Figure 9b is a side view, Figure 9c is a front view. In the present exemplary embodiment, a footing car (hereinafter referred to as a 'singsing car'), which is driven while kicking the ground with the other foot while one foot is placed on the main frame, is illustrated.

In view of its overall configuration, the connecting frame 16 is provided via a main frame 12 arranged in the longitudinal direction, a connecting frame 16 coupled to one end of the main frame 12, and a main joint 8. First and second columns (2) and (10) rotatably installed at one end of the steering bar (4) fixed to the upper end of the first column (2) and at the lower end of the second column (10). It consists of a second wheel 20 rotatably installed at the other end of the main frame 12 through the first wheel 18 and the auxiliary frame 14 is rotatably installed. Moreover, the extension column 6 demonstrated in FIG. 1 is provided between the 1st column 2 and the 2nd column 10, and the position of the 1st column 2 is raised high compared with a bicycle.

The connecting frame 16 which connects the main joint 8 and the front end of the main frame 12 is connected by the cap nut 58 and the screw 59 which were demonstrated in FIG. On the other hand, the footing car of the present embodiment does not require the pedal and seat described in Fig. 1, so that instead of the first wheel in the front, the second wheel 20 in the rear is applied in the same way.

Next, FIG. 10 is a view showing an assembled state of a footing car structure according to a ninth embodiment of the present invention, FIG. 10A is a plan view, and FIG. 10B is a side view, compared with the eighth embodiment described with reference to FIG. It can be seen that it has a simpler structure.

That is, as shown in FIG. 10A, the auxiliary frame of FIG. 9 is removed from the structure of the present embodiment, and the second wheel 20 is directly coupled to the rear end of the main frame 12. Therefore, as compared with the embodiment of Fig. 9, it is possible to speed up more rapidly.

11 is a view showing the assembled state of the rocking chair structure according to the tenth embodiment of the present invention, Figure 11a is a plan view, Figure 11b is a side view, Figure 11c is a front view.

The overall structure of the rocking chair structure includes a main frame 12 arranged in the longitudinal direction, auxiliary frames 14 and 14 coupled laterally to both ends of the main frame 12, and a joint 46. Fixed to the main frame 12 via the oscillating carrier 36 and the joint 50 which are coupled to both ends of the auxiliary frames 14 and 14 via a) and swivelably support it in place. It consists of a seat plate 32, the seat back 26 is detachably provided on the seat plate (32). Therefore, when the user sits on the seat plate 32 and moves the body back and forth, the rocking chair structure is shaken back and forth by the rocking carrier 36, so that it can be used not only as an infant but also as a children's rocking mechanism.

FIG. 11D shows in detail the structure of the joint 46 used to secure the swing carrier 36 to the main frame 12. As shown, one end 36 'of the swing carrier 36 is formed with a through hole 36a for engagement with the joint 46, and the other end 36 "also has a through hole 36b for the same purpose. Therefore, at the time of assembly, after matching the lower hole 46a and the through hole 36a of the front joint 46, the cap nut 58 and the screw 59 are inserted and fixed, and the front joint ( One end 42 'of the first wheel shaft 42 is engaged with the upper hole 46b of the 46. Similarly, after the lower hole 46a of the rear joint 46 coincides with the through hole 36a, The cap nut 58 and the screw 59 are inserted and fixed, and one end 42 ′ of the first wheel shaft 42 is fitted into the upper hole 46 b of the rear joint 46.

Next, FIG. 12 is a view showing an assembled state of the rocking chair structure according to the eleventh embodiment of the present invention. FIG. 12A is a plan view and FIG. 12B is a side view. Compared to the tenth embodiment described in FIG. 11, the present embodiment exemplifies a configuration in which a bicycle-shaped structure is provided in place of the seat car on the swing carrier 36. In addition, in the following drawings, the auxiliary frame schematically shows only the appearance.

That is, the auxiliary frames 14 and 14 are coupled to both ends of the main frame 12, respectively, and then the joints 46 and 46 are connected to the first wheel shafts 42 provided in the auxiliary frames 14 and 14, respectively. The both ends of the swinging carrier 36 were fixed through the (). Thus, the user can sit on the seat 24 and shake the structure back and forth, allowing the user to swing in a wider range of angles.

Next, FIG. 13 is a view showing an assembled state of a quadrangular ski structure according to a twelfth embodiment of the present invention. FIG. 13A is a plan view, FIG. 13B is a side view, and FIG. 13C is a front view. In this embodiment, a prefabricated structure that can be used as a ski that can run on snow or grass is illustrated.

The overall configuration of the ski structure according to the present embodiment is generally similar to that of the quadrangular bicycle described with reference to FIG. 4. However, instead of the second wheel (20 in FIG. 4) provided in the auxiliary frame 14, the front and rear auxiliary frames 14 and 14 are each provided via the joints 48 and 50, respectively. Combined ski carriers 40, 40 were combined.

As shown in FIG. 13D, two joints 48 and 50 are used for the engagement of the ski carrier 40. That is, the hole 40a formed in the flange 40 'on the plane of the ski carrier 40 and the lower hole 50a of the joint 50 coincide with each other, and then hinged with the cap nut 54 and the screw 55. The lower hole 46a of the joint 46 is hinged to the upper hole 50b of the joint 50 by the cap nut 54 and the screw 55. Next, the upper hole 46b of the joint 46 is fitted to one end 42 'of the first wheel shaft 42 and engaged.

Next, Figure 14 is a view showing an assembled state of the ski structure according to the thirteenth embodiment of the present invention, Figure 14a is a plan view, Figure 14b is a side view. In this embodiment, as compared with the twelfth embodiment described in FIG. 13, an integrated ski carrier 38 having an integrated structure is employed.

One end of the integrated ski carrier 38 is coupled to the front end of the auxiliary frame 14 via the joint 50 and the other end is coupled to the rear end of the auxiliary frame 14 via the joint 50.

15 is a view showing the assembled state of the ski structure according to the fourteenth embodiment of the present invention, Figure 15a is a plan view, Figure 15b is a side view. Compared with the thirteenth embodiment described in FIG. 14, the present embodiment differs in that the integrated ski carrier 38 is provided with a seat car structure instead of a bicycle structure.

That is, the auxiliary frames 14 and 14 are coupled to both ends of the main frame 12 on which the seat plate 32 is installed, and then integrated ski carriers 38 are provided at both ends of the auxiliary frames 14 and 14, respectively. ) Was combined to make a seat-car ski structure.

16 is a view showing the assembled state of the triangular ski structure according to the fifteenth embodiment of the present invention, Figure 16a is a plan view, Figure 16b is a side view. This embodiment differs from the fact that the auxiliary frame 14 is employed only at the rear of the main frame 12 as compared with the square ski of the twelfth embodiment described with reference to FIG. 13. That is, the separate ski carrier 40 is directly coupled to the front end of the main frame 12 via the ball joints 46 and 50, and the two separate skis are provided to the rear end via the auxiliary frame 14. The carrier 40 is coupled. Therefore, it is possible to drive more speedly than the square ski of FIG.

Next, FIG. 17 is a view showing an assembled state of the shopping cart structure according to the sixteenth embodiment of the present invention. FIG. 17A is a plan view, FIG. 17B is a front view, and FIG. 17C is a side view. In this embodiment, a structure in which a shopping cart is made using a main frame and a column is illustrated.

In view of the overall configuration, the main frame 12 is disposed in the longitudinal direction, the first frame 2 on which the steering bar 4 is detachably coupled to both ends, and the main frame via the main joint 8. The second end is fixed to one end of the (12) and the other end is fixed to the intermediate point of the main frame 12 via the joint 50, and is coupled to one end of the first column 2 via the extension column (6) The auxiliary frame 14 via the column 10, the auxiliary frame 14 which is laterally coupled to the other end of the main frame 12 opposite to the end to which the main joint 8 is coupled, and the first wheel shaft 42. A second wheel 20 rotatably mounted at both ends of the crankshaft, a vertical carriage 30 fixed on the main frame 12, and a horizontal carriage 28 coupled to the vertical carriage 30 at a right angle. Consists of

Here, as illustrated in FIG. 17D, a plurality of protrusions 30 ′, 30 ″ having coupling grooves 30 a, 30 b are formed at one end of the vertical carriage 30. Two projections 28 ', 28' having engaging grooves 28a, 28b are formed at one end of the horizontal carriage 28. The protrusion 30 'of the vertical carriage 30 is assembled during assembly. ), (30 ') between the projections 28', 28 'of the horizontal carriage 28, and then the coupling grooves 30a, 30b and 28a, 28b are aligned. In the first wheel shaft 42 is inserted into these coupling grooves (30a), (30b) and (28a), (28b) to connect.

Therefore, the vertical carriage 30 is rotatably coupled from the horizontal carriage 28 about the first wheel shaft 42, and when not carrying the load, the vertical carriage 30 is folded and overlapped on the horizontal carriage 28. I can move it. Moreover, since the extension column 6 is arrange | positioned between the 1st column 2 and the 2nd column 10, as shown in FIG. 1, the position of the 1st column 2 can also be raised and used.

Next, FIG. 18 is a view showing an assembled state of the boat structure according to the seventeenth embodiment of the present invention. FIG. 18A is a plan view, FIG. 18B is a front view, and FIG. 18C is a side view.

In view of the overall configuration thereof, the main frame 12 disposed in the longitudinal direction, the auxiliary frame 14 coupled to both ends of the main frame 12 in the transverse direction, and the auxiliary frame via the connection link 90 ( The boat carrier 60 fixed to both ends of 14) and the seat plate 32 provided on the main frame 12 are comprised. The end of the link 90 is secured on the boat carrier 60 by the stator 92. Although not shown, the seat back 26 described with reference to FIG. 5 may be provided on the seat plate 32. In addition, pads 34 are laid in the centers of the vertical and horizontal carriages 28 and 28 so as to alleviate the impact when the articles are loaded.

19 is a view showing the configuration of a sheet according to an eighteenth embodiment of the present invention, where FIG. 19A is a plan view and FIG. 19B is a side view. As shown here, in the center of the ski carrier 38 is formed a first ring 94 arranged vertically and a second ring 96, the lower end of which is inclined by the fixing part 98. Therefore, the user can use the shoe as a ski by fitting the shoes to the first and second rings 94 and 98.

According to the present invention described above, the structure made by using a plurality of assembly parts, as well as a predetermined shape and durable enough to use, can be used substantially, including a single- and multi-seater bicycle, Various items such as skis, rocking chairs, shopping carts and boats can be implemented by the user for their own use, so they can be conveniently used in real life, and the structure can be used by both adults and children. Do.

Claims (21)

Main frame constituting the body, Multi-purpose prefabricated structure comprising a plurality of frame support means detachably coupled to one or both ends of the main frame to enable traveling and in-situ swinging. The method of claim 1, A multipurpose prefabricated structure further comprising steering means including first and second columns coupled up and down via a main joint coupled to one end of the main frame, and a steering bar fixed to an upper end of the first column. The method of claim 1, The multi-purpose prefabricated structure is installed on the main frame to be removable seat for the user. The method of claim 1, The main frame support means may drive on a grass or snow with a circular first wheel detachably installed at a lower end of the second column and a second wheel installed at the other end of the main frame so as to travel on a road surface. A first ski carrier detachably installed at a lower end of the second column so as to be detachable, a second ski carrier installed at the other end of the main frame, and a boat plate coupled to a lower portion of the main frame to travel on the surface of the water And a rocking carrier supporting the main frame so that the main frame can swing at a predetermined angle in position. The method of claim 2, One end or both ends of the main frame is a multi-purpose prefabricated structure in which the auxiliary frame is coupled in the transverse direction. A main frame arranged in the longitudinal direction, First and second columns rotatably installed at one end of the main frame via a main joint; A steering bar fixed to an upper end of the first column, A first wheel rotatably installed at a lower end of the second column and a second wheel rotatably installed at the other end of the main frame; Multi-purpose prefabricated structure comprising a sheet fixed to the main frame via a plurality of joints. The method of claim 6, A multipurpose prefabricated structure in which a pedal is detachably installed on the first wheel installed at a lower end of the second column via a first wheel shaft. The method of claim 6, An auxiliary frame is fixed to the other end of the main frame opposite to the end to which the column joint is coupled, and the second wheel is rotatably installed on both ends of the auxiliary frame via a second wheel shaft. The method of claim 8, An auxiliary frame is fixed to a lower end of the second column, and both ends of the auxiliary frame is a multi-purpose prefabricated structure is rotatably installed via the second wheel shaft. The method according to claim 8 or 9, And a rocking carrier having one end coupled to both ends of the auxiliary frame via a joint and the other end coupled to both ends of the auxiliary frame via a joint. The method according to claim 8 or 9, Both ends of the auxiliary frame is coupled to the removable ski carrier via a joint, Multi-purpose prefabricated structure to which the integrated ski carrier is coupled to both ends of the auxiliary frame via a joint. The method according to claim 8 or 9, A multipurpose prefabricated structure comprising an integral third ski carrier coupled to both ends of the auxiliary frame via a joint. A main frame arranged in the longitudinal direction, An auxiliary frame coupled to both ends of the main frame in a lateral direction; A plurality of wheels rotatably installed at both ends of the auxiliary frame via a wheel shaft; A multipurpose prefabricated structure comprising a seat plate secured on the main frame via a joint. The method of claim 13, Multi-purpose prefabricated structure that the seat back is detachably installed on the seat plate. A main frame arranged in the longitudinal direction, A connection frame coupled to one end of the main frame; First and second columns rotatably installed at one end of the connecting frame via a main joint; A steering bar fixed to an upper end of the first column, A multipurpose prefabricated structure comprising a first wheel rotatably installed at a lower end of the second column and a second wheel rotatably installed at the other end of the main frame. The method of claim 15, An auxiliary frame is fixed to the other end of the main frame opposite to the end to which the connecting frame is coupled, and the second wheel is rotatably installed on both ends of the auxiliary frame via second wheel shafts. A main frame arranged in the longitudinal direction, An auxiliary frame coupled to both ends of the main frame in a lateral direction; A rocking carrier which is coupled to both ends of the auxiliary frame via a joint and pivotably supports it in position; A multipurpose prefabricated structure comprising a seat plate secured on the main frame via a joint. The method of claim 17, Multi-purpose prefabricated structure that the seat back is detachably installed on the seat plate. A main frame arranged in the longitudinal direction, A first column detachably coupled to both ends of the steering bar, A second column fixed to one end of the main frame via a main joint and the other end fixed to a middle of the main frame via a joint, and coupled to one end of the first column; An auxiliary frame coupled laterally to the other end of the main frame opposite to the end to which the main joint is coupled; Wheels rotatably installed at both ends of the auxiliary frame; A vertical carriage fixed on the main frame; And a horizontal carriage coupled to the vertical carriage at a right angle. The method of claim 19, The prefabricated structure of claim 1, wherein an extension column is installed between the first column and the second column. A main frame arranged in the longitudinal direction, An auxiliary frame coupled to both ends of the main frame in a lateral direction; A boat carrier fixed to both ends of the auxiliary frame via a connecting link; Multi-purpose prefabricated structure comprising a seat plate installed on the main frame.