UNIT BLOCK HAVING INTEGRALLY PROVIDED COUPLING PORTION AND INSERTION PORTION AND COUPLING OR USING METHOD USING SAME

Abstract

The present invention relates to a unit block having a coupling portion and an insertion portion provided in special structure and shape such that, instead of providing an assembly-type toy that makes a user build an assembly-type completed product according to the manual, the user is enabled to implement various articles by exercising creativity without feeling bored. The present invention provides a unit block, which has integrally provided coupling and insertion portions, and provides, as a means for using the same when a desired object is to be implemented, a unit block coupling means comprising: a unit block coupling portion, which has an insertion portion sized to be fitted into the coupling portion and narrowed by a degree corresponding to the outer wall of the coupling portion at the upper end of the coupling portion, thereby being integrated therewith, wherein circular penetration/coupling holes are formed on fourth side surfaces of the insertion portion, and partial tube extension portions are formed on the upper/lower/left/right sides of the penetration/coupling holes; the unit block is structured to have a -shaped inner extension concave groove at the center of the surface of the coupling portion; when vertically coupled to a different unit block, a -shaped support piece is fitted and coupled to the -shaped inner extension concave groove formed on the surface of the coupling portion; when horizontally coupled to a different unit block, partial protrusion portions, which are formed on the surface of a support shaft, are fitted to the partial tube extension portions formed in the penetration/coupling holes of the coupling portion; and the unit block coupling means is applied to secure a high degree of coupling force.

Claims

1. A unit block comprising a coupling portion and an insertion portion integrally provided to assemble a desired stacking object, wherein the insertion portion and the coupling portion are integrally provided in a manner that the insertion portion is narrowed by a thickness of an outer wall of the coupling portion to the extent of wall thickness that the insertion portion fitted into an inner side of the coupling portion and integrally fitted into an upper end of the coupling portion, wherein four side surfaces of each of the coupling portion and the insertion portion are provided with a coupling through hole, a partially expanded tubular portion is formed on upper, lower, left, and right sides of the coupling through hole, and an internally extended groove is formed in a central portion of an outer surface of the coupling portion such that a coupling support rod is fitted into the coupling through hole, and an auxiliary coupling pin is fitted into the internally extended groove so as to ensure secure coupling.

2. A method of coupling a unit block having a coupling portion and an insertion portion integrated with each other, the insertion portion being narrowed by an outer wall of the coupling portion to the extent of that the insertion portion fitted into an inner side of the coupling portion so as to be integrally fitted into an upper end of the coupling portion, four side surfaces of each of the coupling portion and the insertion portion being provided with a coupling through hole having a part provided with a partial protrusion groove, and a central portion of a surface of the coupling portion being provided with a -shaped internally extended groove, the method comprising: vertically coupling the unit block to another unit block, the vertically coupling comprises: fitting an auxiliary coupling pin into the -shaped internally extended groove formed in the surface of the coupling portion to strengthen the vertical coupling of the unit block to the other unit block.

3. The method according to claim 2, wherein the insertion portion is narrowed by the outer wall of the coupling portion to the extent of that the insertion portion fitted into an inner side of the coupling portion so as to be integrally fitted into an upper end of the coupling portion, the four side surfaces of each of the coupling portion and the insertion portion are provided with the coupling through hole having the part provided with the partial protrusion groove, and the central portion of the surface of the coupling portion has the -shaped internally extended groove, the method comprising: coupling the unit block to an adjacent unit block using an H-shaped coupling support segment.

4. A method of coupling a unit block having a coupling portion and an insertion portion integrated with each other, the insertion portion being narrowed by an outer wall of the coupling portion to the extent of that the insertion portion fitted into an inner side of the coupling portion so as to be integrally fitted into an upper end of the coupling portion, and four side surfaces of each of the coupling portion and the insertion portion being provided with a coupling through hole having a partial protrusion groove formed on upper, lower, left, and right sides thereof, the method comprising: coupling the unit block to another unit block using a support rod having a partially projecting portion formed on a surface thereof, wherein the coupling comprises: fitting the partially projecting portion formed on the surface of the support rod into the partial protrusion groove formed in the coupling through hole of the coupling portion to strengthen coupling therebetween.

5. A method of using a unit block having a coupling portion and an insertion portion integrated with each other, the insertion portion being narrowed by an outer wall of the coupling portion to the extent of that the insertion portion fitted into an inner side of the coupling portion so as to be integrally fitted into an upper end of the coupling portion, four side surfaces of each of the coupling portion and the insertion portion being provided with a coupling through hole having a partial protrusion groove formed on upper, lower, left, and right sides thereof, and a central portion of a surface of the coupling portion being provided with a -shaped internally extended groove, the method comprising: vertically coupling the unit block to another unit block by fitting an auxiliary pin into the -shaped internally extended groove formed in the surface of the coupling portion; horizontally coupling the unit block to another unit block by fitting a partially projecting portion formed on a surface of a support rod into the partial protrusion groove formed in the coupling through hole of the coupling portion or by using an H-shaped coupling support segment to secure high coupling strength; and constructing a desired object structure and utilizing the desired object structure as a play assembly or a workout assembly.

Description

DESCRIPTION OF DRAWINGS

[0017] FIGS. 1 to 4 are views illustrating a unit block to which the technical idea of the present disclosure is applied;

[0018] FIGS. 5 and 6 are views illustrating a unit block sample product and an auxiliary coupling component according to an embodiment to which the technical idea of the present disclosure is applied.

[0019] FIGS. 7 to 11 are views illustrating partial coupling of the unit block sample product and the auxiliary coupling components shown in FIGS. 5 and 6.

[0020] FIG. 12 is an exemplary view illustrating a conical assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0021] FIG. 13 is an exemplary view illustrating a chin-up bar assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0022] FIG. 14 is an exemplary view illustrating a ladder assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0023] FIG. 15 is an exemplary view illustrating a slide assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0024] FIG. 16 is an exemplary view illustrating a cart assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0025] FIG. 17 is an exemplary view illustrating a seesaw game assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0026] FIG. 18 is an exemplary view illustrating a complex workout mechanism assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0027] FIG. 19 is an exemplary view illustrating a soccer goal post assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0028] FIG. 20 is an exemplary view illustrating a basketball post assembly formed using a unit block and a coupling component to which the technical idea of the present disclosure is applied.

[0029] FIGS. 21 and 22 are exemplary views showing different shapes of a unit block to which the technical idea of the present disclosure is applied.

[0030] FIG. 23 is an exemplary view illustrating a chin-up workout assembly formed using the unit block shown in FIG. 21.

BEST MODE

[0031] FIGS. 1 to 4 are perspective views of a unit block 30 and related components for coupling of the unit blocks, and FIGS. 5 and 6 show application examples of partial vertical coupling and horizontal coupling of the unit block 30 shown in FIGS. 1 to 4. FIGS. 7 to 17 show application examples of implementation of various articles through coupling of the unit block 30 and the related coupling components according to the present invention.

[0032] FIG. 1 is a side perspective view of the unit block 30 according to the technical idea of the present disclosure, and FIG. 2 is a bottom side perspective view showing a bottom surface of the unit block 30. FIG. 3 is a view showing a coupling support 40 arranged through the side surfaces of the unit block 30 of the present invention to couple a plurality of unit blocks, and FIG. 4 is a perspective view showing an auxiliary coupling pin 50 for coupling side portions of the unit blocks 30 of the present invention.

[0033] The unit block 30 includes a lower body 20 and an upper body 10, which are integrally provided so as to assemble a desired object in a stacking manner. Referring to the perspective view of FIG. 1, the lower body 20 of the unit block 30 functions as a coupling portion, and the upper body 10 functions as an insertion portion. When the upper body 10, which is the insertion portion, is fitted into the lower body 20, which is the coupling portion, the upper body 10 is narrowed in all direction by the thickness of the outer wall of the lower body 20 and thus integrated with the lower body 20. The four side surfaces of the lower body 20 are provided with a coupling through hole 21. The upper, lower, left and right sides of the coupling through hole 21 are provided with an internally extended groove 22, which has a shape, and an elongated groove 23. The four side surfaces of the upper body 10, which is an insertion portion, are provided with a coupling through hole 11. The upper, lower, left and right sides of the coupling through hole are provided with a partially expanded tubular portion 12. The top surface of the upper body 10 is also provided with a coupling through hole 13 and a partially expanded tubular portion 14.

[0034] In FIG. 2, the bottom surface of the unit block 30 has a hollow portion 24, which allows the upper body 10 of another unit block 30 to be inserted thereinto to be coupled to the unit block 30.

[0035] In FIG. 3, both ends of the coupling support 40 are respectively provided with four partially projecting portions 41. For example, the partially projecting portions 41 may be fitted into the internally extended grooves 22 of the coupling through holes 21 arranged through the side surfaces of multiple unit blocks 30, thereby strengthening coupling of the unit blocks.

[0036] FIG. 4 is a perspective view of the auxiliary coupling pin 50 for coupling the side portions of the unit blocks 30. In this embodiment, the auxiliary coupling pin 50 includes a wide protrusion 51 and a narrow protrusion. When the unit blocks 30 are horizontally or vertically coupled to each other, the wide protrusion 51 and narrow protrusion of the auxiliary coupling pin 50 are fitted into the internally extended grooves 22, which have the shape and are provided to the upper, lower, left and right sides of the coupling through hole 21, thereby strengthening coupling between the unit blocks.

[0037] FIGS. 5 and 6 are views illustrating a unit block sample product and an auxiliary coupling component according to an embodiment to which the technical idea of the present disclosure is applied, which are prepared to check whether the unit block article is applicable in reality. FIG. 5 schematically illustrates that one unit block 30 is provided with the insertion portion and the coupling portion integrated with each other, the insertion portion is inserted into the upper end of the coupling portion by being narrowed by the thickness of the outer wall of the coupling portion, and the four side surfaces of the coupling portion and the insertion portion are provided with a coupling through hole, which has a partially expanded tubular portion of a dual structure on the upper, lower, left and right sides. The coupling through hole on the outside of the unit block has a groove 12a, which extends outward, and a partially projecting portion 12b on the inside thereof, the unit coupling support 40a for one stage, which is configured to be applied to one unit block, includes a partially projecting portion 41, which is fitted into the groove 12a formed in the coupling through hole of the unit block, the partially projecting portion 12b on the inside of the unit block is fitted into the groove 42 of the unit coupling support 40a and may be applied to form a dual coupling structure, a short auxiliary coupling pin 50a is fitted into the elongated grooves 23 formed on the four side surfaces of the lower body 20, which is the coupling portion, and one side wall of the unit block 30 is covered by a decorative cover 80.

[0038] FIG. 6 exemplarily shows components of various shapes which may be used for the unit block 30 according to the technical idea of the present disclosure to form various types of articles. The upper left side of the figure shows the unit coupling support 40a for one stage which is configured to be fitted into the coupling through hole of one unit block 30. The unit coupling support 40a includes a partially projecting portion 41 and a groove 42. The second element shown on the upper left side of the figure is a unit coupling support 40b for two stages, which is configured to be fitted into the coupling through holes of two unit blocks 32 to couple the unit blocks 30. The unit coupling support 40b includes a partially projecting portion 41 and a groove 42. The third element shown on the left side of the figure is a short auxiliary coupling pin 50a coupled to the internally extended groove 22 of the unit block 30 that has a shape. The element shown on the bottom left side is a coupling support segment 50b that has an H shape and is coupled to the internally extended grooves 22 of two unit blocks 30 when the two unit blocks 30 are coupled to each other. The element shown at the middle top of the figure is an upper finishing block 60 that is fitted onto the upper body 10 at the top of the unit block in the finishing operation. The element shown at the middle bottom of the figure is a lower finishing block 61 that is fitted into the lower body 20 at the bottom of the unit block in the finishing operation. The decorative cover 80 used to seal one side wall of the unit block 30 is shown at the top left of the figure. The decorative cover 80 has two convex portions 81a and 81b forming inclined surfaces inward and a flat surface on the outer side. The element shown on the bottom right side of the figure is a wheel structure 90 used for an article implemented with the unit blocks.

[0039] The components shown in FIG. 6 are means used to check articles that can be built using the unit block 30 provided according to the technical idea of the present invention. The figure shows one sample product. It is apparent that any article can be built using a finite number of components.

[0040] FIGS. 7 to 11 illustrate various examples of partial vertical and horizontal coupling implemented using the unit block 30 and the related auxiliary components shown in FIGS. 5 and 6. In FIG. 7, the auxiliary coupling pin 50a or the auxiliary coupling pin 50b may be fitted into the internally extended groove 22 formed in a shape in the lower body of the unit block 30 shown in FIG. 1 to strengthen coupling. In addition, a cover 71 may be attached to one side wall of the lower body 20, and a unit coupling rod 41 is fitted into the coupling through hole 21 formed in the side wall of the lower body 20.

[0041] FIG. 8 shows fitting another unit block 30 onto the upper portion of the unit block 30 assembled as shown in FIG. 7 to form a coupled block shown at the upper right side of the figure.

[0042] In FIG. 9, the upper finishing block 60 may be fitted onto the upper portion of the upper body 10 of the unit block 30 shown in FIG. 1, and the lower finishing block 70 may be fitted into the hollow portion 24 at the bottom of the lower body 20 of the unit block 30. When another unit block 30 is coupled to a side surface of the unit block 30, a coupling support segment 53 having an H-shape, which is formed by arrangement of a wide projecting segment 51, a narrow projecting segment 52 and a wide projecting segment 51 of the auxiliary coupling pin 50, is inserted into the internally extended grooves 22 which are provided in the lower bodies 20 of both unit blocks 30 and are formed in the shape, thereby forming a coupling block shown on the right side of the figure.

[0043] In FIG. 10, a lower finishing block 70 may be fitted into the hollow portion 24 at the bottom of the lower body 20 of the unit block 30 to be finishing, a separate outer finishing block 62 may be fitted to the unit block 30 and fixed using the -shaped auxiliary coupling pin 50a or the H-shaped coupling support segment 50b.

[0044] In the example of FIG. 11, after an upper finishing block 60 is fitted onto the upper body 10 of the unit block 30, another unit block 30 in a laid-down position can be coupled to the unit block 30. The two adjacent unit blocks can be coupled to each other by applying the H-shaped coupling segment 50b to the side surface of the upper finishing block 60 and the internally extended groove 22 of the other unit block 30.

[0045] Base on the above-described principle, articles of various shapes can be realized using the unit block 30 and the coupling components thereof shown in FIGS. 5 to 11. FIGS. 12 to 20 illustrate articles of various shapes which can be constructed by students using the unit block 30 and the coupling components thereof according to the technical idea of the present invention and be used to play a game for fun in an educational setting.

[0046] FIG. 12 shows an embodiment of a conical assembly that can be constructed by kindergarteners or elementary school students. Kindergarteners or elementary school students can be given the unit block 30 and necessary parts to which the technical idea of the present invention is applicable and be instructed to build a conical shape by arranging horizontal bars of different lengths. Then, the students can build and arrange high horizontal bars and low horizontal bars in order and play by running over the bars by distinguishing the heights of the bars. The upper left side of the figure shows a top plan view of the conical assembly, and the upper right side of the figure shows a perspective view in which a plurality of conical assemblies is arranged in order according to the heights thereof. The lower left side of the figure shows a side view of one conical assembly, and the lower right side of the figure shows a front view of a shape that can be formed by vertically stacking two horizontal bars.

[0047] FIG. 13 is a view showing an embodiment of a chin-up bar assembly that can be constructed by a student of an elementary school used as a chin-up workout tool. The unit block 30 and its necessary parts can be provided to the elementary school students, and the students can be instructed to construct a chin-up bar assembly having a certain height. Then, the students can stack the unit blocks 30 to a certain height to form a vertical axis and a horizontal axis, and arrange a bar between the left and right vertical axes to form a horizontal bar structure for a chin-up workout. The upper left side of the figure shows a top plan view of the chin-up bar assembly, and the upper right side of the figure shows a perspective view of the chin-up bar assembly. The lower left side of the figure shows a side view of the chin-up bar assembly, and the lower right side of the figure shows a front view of the chin-up bar assembly formed with one horizontal bar.

[0048] FIG. 14 shows an embodiment of a ladder structure that can be constructed for elementary school students to play on. Elementary school students can be given the unit block 30 and necessary parts to which the technical idea of the present invention is applied and be instructed to construct a ladder of a stable structure by horizontally arranging multiple horizontal bars. Then, the students can build a ladder by arranging the horizontal bars at substantially constant intervals, and climb up and down the ladder. The upper left side of the figure shows a top plan view of the ladder assembly, and the upper right side of the figure shows a perspective view of the ladder assembly. The lower left side of the figure shows a side view of the ladder assembly, and the lower right side of the figure shows a front view of the ladder assembly.

[0049] FIG. 15 shows an embodiment of a slide that can be constructed for kindergarteners or elementary school students to play on. Kindergarteners or elementary school students can be given the unit block 30 and necessary parts to which the technical idea of the present invention is applied and be instructed to construct a side assembly with one side positioned at a low level and the other side positioned at a high level. Then, the students can substantially construct a slide structure to play on. The upper left side of the figure shows a top plan view of the slide assembly, and the upper right side shows a perspective view of the slide assembly. The lower left side of the figure shows a side view of the slide assembly, and the lower right side of the figure shows a front view of the slide.

[0050] FIG. 16 shows an embodiment of a cart assembly which can be constructed for kindergarteners or elementary school students to ride on. Kindergarteners or elementary school students can be given the unit block 30 to which the technical idea of the present invention is applied and circular wheels as necessary parts and be instructed to construct a cart that can move back and forth. Then, the students can construct a cart that moves when pulled by hand and play by pulling the cart. The upper left side of the figure shows a top plan view of a cart assembly, and the upper right side of the figure shows a perspective view of the cart assembly. The lower left side of the figure shows a side view of the cart assembly and the lower right side of the figure shows a front view of the cart assembly.

[0051] FIG. 17 shows an embodiment of a seesaw game assembly that can be constructed for kindergarteners or elementary school students to play on. Kindergarteners or elementary school students can be given the unit block 30 and necessary parts to which the technical idea of the present invention is applied and be instructed to construct a seesaw that is balanced on a central axis thereof for the students to play a seesaw game thereon. Then, the students can construct a seesaw game assembly balanced about the central axis with their hands and learn the principle of balance. The upper left side of the figure shows a top plan view of the seesaw game assembly, and the upper right side of the figure shows a perspective view of the seesaw game assembly. The lower left side of the figure shows a side view of the seesaw game assembly, and the lower right side of the figure shows a front view of the seesaw game assembly.

[0052] FIG. 18 is a view illustrating a complex workout mechanism assembly having a chin-up bar structure with one horizontal bar, a ladder provided with multiple horizontal bars, and a vertical wall structure for a rock climbing game. Elementary school students or middle school students can be given the unit blocks 30 to which the technical idea of the present invention is applied and be instructed to construct a complex workout mechanism having protrusions which are provided between the coupling through holes 21 of the unit blocks so as to be held by hand such that the students can climb up the vertical wall by stepping on or holding the protrusions using their feet or arms. Then, the students can construct a chin-up bar structure, a ladder structure, and a vertical structure for enjoying rock climbing. The upper left side of the figure shows a plan view of the complex workout mechanism assembly, and the upper left side of the figure shows a perspective view of the complex workout mechanism assembly. The lower right side of the figure shows a side view of the complex workout mechanism, and the lower right side of the figure shows a front view of the complex workout mechanism.

[0053] FIG. 19 shows an embodiment of a soccer goal post that can be constructed for kindergarteners or elementary school students to play a soccer game in an indoor or outdoor space. The kindergarteners or elementary school students can use the unit block 30 and necessary parts to which the technical idea of the present invention is applied to construct a laterally balanced goal post structure with a net installed around the goal post structure except the front of the goal post structure such that the students can play a soccer game. The upper right side of the figure shows a perspective view of a soccer goal post assembly, and the upper right side of the figure shows a perspective view of the soccer goal post assembly. The lower left side of the figure shows a side view of the soccer goal post assembly, and the lower right side of the figure shows a front view of the soccer goal post assembly.

[0054] FIG. 20 shows an assembled article having a basketball post at the central portion of the soccer goal post assembly of FIG. 19. When the students become bored with the play assembly of FIG. 19 after playing with the paly assembly of FIG. 19, the students can stack unit blocks 30 on the central portion of the soccer goal post assembly of FIG. 19 to construct a basketball post having a backboard and a hoop in front of the backboard to play a basketball game of shooting a ball into the hoop.

[0055] FIGS. 21 and 22 are views showing the structure of a unit block of the present invention having an insertion portion and the coupling portion which are integrally formed in various shapes other than the cubic shape shown in FIGS. 1 to 4. FIG. 21 is a view showing the insertion portion and the coupling portion, which are integrally formed in a cylindrical shape according to the technical idea of the present invention, of the unit block and FIG. 22 is a view showing a unit block of the present invention having a cylindrical insertion portion and the cubic coupling portion, wherein the insertion portion is integrally fitted into the upper end of the coupling portion by being narrowed by the thickness of the outer wall of the coupling portion, the four side surfaces of the coupling portion and the insertion portion are provided with a coupling through hole, which has a partially expanded tubular portion on the upper, lower, left and right sides, and an internally extended groove is formed in the central portion of the outer wall surface of the coupling portion such that the central portion of the outer wall surface of the coupling portion is provided with an internally extended groove such that a coupling support rod is fitted into the coupling through hole and an auxiliary coupling pin is fitted into the internally extended groove to implement secure coupling.

[0056] FIG. 23 shows an embodiment of a chin-up workout assembly having the same shape as the chin-up workout assembly of FIG. 13. While the chin-up workout assembly of FIG. 13 is formed by a unit block structure in which the insertion portion and coupling portion both have a cubic shape and are integrated with each other, the chin-up workout assembly of FIG. 23 is formed by a unit block structure in which the insertion portion and coupling portion both have a cylindrical shape and are integrated with each other as shown in FIG. 21. In the figure, the upper left side shows a top plan view of the chin-up workout assembly, and the upper right side shows a perspective view of the chin-up workout assembly. The lower left side shows a front view of the chin-up workout assembly, and the lower right side shows a side view of the chin-up workout assembly.

[0057] According to embodiments of the present invention described above, for example, kindergarteners, elementary school students or high school students can not only construct workout assemblies and articles of various shapes as desired by the users using the unit block 30 and related coupling components provided herein, but also utilize the same in playing in an area. Thereby, the students' interest in an education course can be enhanced, and the students can be physically strengthened.

[0058] In addition, for the youth, the unit block and related coupling components of the present invention can be used as building blocks for making a climbing wall, and can also be used to construct other structures, furniture, equipment, or vehicles. It is to be understood that the technical idea presented herein may be applied to various applications other than the embodiments shown in FIGS. 7 to 17, and therefore the claims of the present application should be construed equivalently and be protected.