EP3395421B1

EP3395421B1 - Building blocks and splicing structure thereof

Info

Publication number: EP3395421B1
Application number: EP16891162.6A
Authority: EP
Inventors: Yunzhang LUO
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-26
Filing date: 2016-06-28
Publication date: 2021-01-20
Anticipated expiration: 2036-06-28
Also published as: TWM547419U; RU2744062C2; WO2017143709A1; US20190022544A1; KR20180095690A; EP3395421A4; JP2019503267A; CN205988569U; EP3395421A1; RU2018133621A3; AU2016394147A1; RU2744062C9; KR102089198B1; RU2018133621A; ES2858049T3

Description

FIELD OF THE INVENTION

The present invention relates to the technical field of building block toys, particularly to a building block and connecting structures thereof.

BACKGROUND OF THE INVENTION

Building blocks are usually cubic solid toys made of wood or plastic. Generally, each surface is decorated with letters or drawings, allowing for different arrangements or building activities. There are various styles of building blocks that can be used to build houses, animals, etc. to develop children's intelligence.
Building blocks help to develop intelligence and help to train hand-eye coordination abilities of children. The arrangement, connection, looping, and symmetry of building blocks are all good for children's intelligence. While connecting the building blocks, children must be involved in issues such as proportion and symmetry, which is conducive to the early development of children's mathematical concepts.
Building blocks are conducive to help children exert imagination, using a variety of different types of building blocks together to build physical objects which is conducive to the cultivation of children's imagination and creativity.
CN203123589U discloses a building block which comprises a building block body, one or more of six sides of the building block body serve as connection surfaces, and a plurality of connecting holes are arranged on the connection surfaces, wherein one or more connecting holes are provided with plug-ins matched with the connecting holes.
The building blocks in the prior art have disadvantages such as a single connecting mode, lack interest, etc. The present invention is designed to solve these technical problems.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a building block with various connecting ways and a good interest and connecting structures thereof.
To solve the above-mentioned technical problem, an embodiment of the present invention provides a connecting structure of building blocks according to claim 1. Further embodiments of the invention are defined in the dependent claims.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a structural schematic view of a first type building block in the present invention.
FIG. 2 is a structural schematic view of a second type building block in the present invention.
FIG. 3 is a structural schematic view of a third type building block in the present invention;
FIG. 4 is a structural schematic view of a fourth type building block in the present invention.
FIG. 5 is a structural schematic view of a fifth type building block in the present invention.
FIG. 6 is a structural schematic view of a sixth type building block in the present invention.
FIG. 7 is a structural schematic view of Connecting Structure One in the present invention.
FIG. 8 is a structural schematic view of Connecting Structure Two in the present invention.
FIG. 9 is a structural schematic view of Connecting Structure Three in the present invention.
FIG. 10 is a structural schematic view of Connecting Structure Four in the present invention.
FIG. 11 is a structural schematic view of Connecting Structure Five in the present invention.
FIG. 12 is a structural schematic view of Connecting Structure Six in the present invention.
FIG. 13 is a structural schematic view of Connecting Structure Seven in the present invention.
FIG. 14 is a structural schematic view of Connecting Structure Eight in the present invention.
FIG. 15 is a structural schematic view of Connecting Structure Nine in the present invention.
FIG. 16 is a structural schematic view of Connecting Structure Ten in the present invention.
FIG. 17 is a structural schematic view of Connecting Structure Eleven in the present invention.
FIG. 18 is a structural schematic view of Connecting Structure Twelve in the present invention.
FIG. 19 is a structural schematic view of Connecting Structure Thirteen in the present invention.
FIG. 20 is a structural schematic view of Connecting Structure Fourteen in the present invention.
FIG. 21 is a structural schematic view of a building block in the present invention as an equilateral triangular prism.
FIG. 22 is a structural schematic view of a building block in the present invention as an isosceles right triangular prism.
FIG. 23 is a structural schematic view of a building block in the present invention as a cuboid.
FIG. 24 is a structural schematic view of a building block in the present invention as a rectangular concave triangular prism.
FIG. 25 is a structural schematic view of a building block in the present invention as a quarter cylinder.
FIG. 26 is a structural schematic view of a building block in the present invention as an L-shaped patch.
FIG. 27 is a structural schematic view of a building block in the present invention as a straight patch.
FIG. 28 is a structural schematic view of a building block in the present invention as a hemispheroid.
FIG. 29 is a structural schematic view of a building block in the present invention as a first bottom plate.
FIG. 30 is a structural schematic view of a building block in the present invention as a second bottom plate.
FIG. 31 is a structural schematic view of a building block in the present invention as a first joint. FIG. 32 is a structural schematic view of a building block in the present invention as a second joint.
FIG. 33 is a structural schematic view of a building block in the present invention as an axle.
FIG. 34 is a structural schematic view of a building block in the present invention as a rotating member.
FIG. 35 is a structural schematic view of a building block in the present invention as a first wheel.
FIG. 36 is a structural schematic view of a building block in the present invention as a second wheel.

The reference numerals of the drawings:

1, first connecting surface;
2, second connecting surface;
11, first type groove; 111, first type inserting groove;
12, first type protrusion;
13, circular through hole;
14, fourth type protrusion;
15, fourth type groove;
16, fifth type groove;
17, sixth type through hole.

DETAILED DESCRIPTION OF ILLUSTRATED EMBODIMENTS

The technical solution of the present will be described in detail to further understand the purpose, solution and effect of the present invention, but not to limit the protection scope of the appended claims of the present invention.
In view of the problems that the existing connecting method is simple and not entertaining, the present invention provides a building block and connecting structures thereof.
According to an embodiment of the present invention, a building block is provided. One surface of the building block is a first connecting surface, and the rest of the surfaces of the building block are second connecting surfaces. The first connecting surface is provided with protrusions and grooves. The second connecting surface is provided with grooves. The protrusions can be connected to the grooves on the first connecting surface and the second connecting surface.
A first type building block as shown in FIG. 1 is a regular hexahedral structure, which is divided into a first connecting surface 1 and five second connecting surfaces 2. Two opposite corners of the first connecting surface 1 are provided with first type protrusions 12. The other two opposite corners are provided with first type grooves 11.
Each of the second connecting surfaces 2 is uniformly distributed with four first type grooves 11.
The first type protrusions 12 can be connected to the first type grooves 11 on the first connecting surface 1 and the second connecting surface 2.
Each of the four corners of each first type groove 11 is provided with a first type inserting groove 111.
A second type building block as shown in FIG. 2 is a regular hexahedral structure, which is divided into a first connecting surface 1 and five second connecting surfaces 2. Compared with the first and second connecting surfaces of the first type building block, each of the first and second connecting surfaces of the second type building block is provided with a circular through hole 13 at the center position.
A third type building block as shown in FIG. 3 is a regular hexahedral structure, which is divided into a first connecting surface 1 and five second connecting surfaces 2. Compared with the first connecting surface of the first type building block, the first connecting surface of the third type building block is additionally provided with a first type inserting groove 111 at each of the four corners of first type protrusion 12. The second connecting surface thereof is the same as the second connecting surface of the first type building block.
A fourth type building block as shown in FIG. 4 is a regular hexahedral structure, which is divided into a first connecting surface and five second connecting surfaces. Two opposite corners of the first connecting surface are provided with fourth type protrusions 14. The other two opposite corners are provided with fourth type grooves 15.
Each of the second connecting surfaces is uniformly distributed with four fourth type grooves 15.
The fourth type protrusions 14 can be connected to the fourth type grooves 15 on the first connecting surface and the second connecting surface.
The fourth type protrusion 14 and the first type inserting groove 111 can be connected to each other.
A fifth type building block as shown in FIG. 5 is a regular hexahedral structure, which is divided into a first connecting surface and five second connecting surfaces. Compared with the first and second connecting surfaces of the fourth type building block, each of the first and second connecting surfaces of the fifth type building block is additionally provided with a fifth type groove 16 at the center position.
The fifth type groove 16 and the first type protrusion 12 can be connected to each other.
A sixth type building block as shown in FIG. 6 is a regular hexahedral structure, which is divided into a first connecting surface and five second connecting surfaces. Compared with the first and second connecting surfaces of the fourth type building block, each of the first and second connecting surfaces of the sixth type building block is additionally provided with a sixth type through hole 17 at the center position.
The sixth type through hole 17 and the first type protrusion 12 can be connected to each other.
The embodiment of the present invention also provides connecting structures of the building blocks, including the following types:
Connecting Structure One as shown in FIG. 7 : The first connecting surface of any of the first type building blocks, the second type building blocks and the third type building blocks completely coincides with the second connecting surface of another building block selected from the first type building blocks, the second type building blocks and the third type building blocks. The first type protrusion on the first connecting surface is inserted in the first type groove on the second connecting surface.
Connecting Structure Two as shown in FIG. 8 : The first connecting surface of any of the first type building blocks, the second type building blocks and the third type building blocks completely coincides with the first connecting surface of another building block selected from the first type building blocks, the second type building blocks and the third type building blocks. On the two first connecting surfaces, the first type protrusions are correspondingly inserted into the first type grooves.
Connecting Structure Three as shown in FIG. 9 : Any two building blocks of the first type building blocks, second type building blocks and third type building blocks are placed side by side. Two adjacent first type grooves that do not belong to the same building block are correspondingly inserted into two first type protrusions on the first connecting surface of another building block selected from the first type building blocks, the second type building blocks and the third type building blocks.
Connecting Structure Four as shown in FIG.10 : Six connecting surfaces of any one of the first type building blocks, the second type building blocks and third type building blocks can be correspondingly connected to six building blocks of any of the first type building blocks, the second type building blocks and the third type building blocks at the same time.
Connecting Structure Five as shown in FIG. 11 : The first connecting surface of any of the fourth type building blocks, the fifth type building blocks and the sixth type building blocks completely coincides with the second connecting surface of another building block selected from the fourth type building blocks, the fifth type building blocks and the sixth type building blocks. The fourth type protrusion on the first connecting surface is inserted into the fourth type groove on the second connecting surface.
Connecting Structure Six as shown in FIG.12 : The first connecting surface of any of the fourth type building blocks, the fifth type building blocks and the sixth type building blocks completely coincides with the first connecting surface of another building block selected from the fourth type building blocks, the fifth type building blocks and the sixth type building blocks. On the two first connecting surface, the fourth type protrusions are correspondingly inserted into the fourth type grooves.
Connecting Structure Seven as shown in FIG.13 : Any two building blocks of the fourth type building blocks, the fifth type building blocks and the sixth type building blocks are placed side by side. Two adjacent fourth type grooves that do not belong to a same building block are correspondingly connected to two of the fourth protrusions on the first connecting surface of another building block selected from the fourth type building blocks, the fifth type building blocks and the sixth type building blocks.
Connecting Structure Eight as shown in FIG.14 : Six connecting surfaces of any of the fourth type building block, the fifth type building block and the sixth type building block can be correspondingly connected to six building blocks of any of the fourth type building blocks, the fifth type building blocks and the sixth type building blocks at the same time.
Connecting Structure Nine as shown in (a), (b), (c) and (d) of FIG.15: Two of the fourth type protrusions on the first connecting surface of any of the fourth type building block, the fifth type building block and the sixth type building block are connected into two first type inserting grooves arranged at any opposite corners on any connecting surface of any of the first type building block, the second type building block and the third type building block.
Connecting Structure Ten as shown in FIG.16 : Any two building blocks of the first type building block, the second type building block and the third type building block are placed side by side. Two adjacent first type inserting grooves arranged at the opposite corners that do not belong to a same building block are connected to two fourth type protrusions on the first connecting surface of any of the fourth type building block, the fifth type building block and the sixth type building blocks.
Connecting Structure Eleven as shown in FIG.17 : The fifth type groove on any second connecting surface of the fifth type building block is connected to a first type protrusion on the first connecting surface of any of the first type building block, the second type building block and the third type building block.
Connecting Structure Twelve as shown in FIG.18 : The fifth type groove on the first connecting surface of the fifth type building block is connected to a first type protrusion on the first connecting surface of the third type building block.
Connecting Structure Thirteen as shown in FIG.19 : The sixth type through hole on any second connecting surface of the sixth type building block is connected to a first type protrusion on the first connecting surface of any of the first type building block, the second type building block and the third type building block.
Connecting Structure Fourteen as shown in FIG.20 : The sixth type through hole on the first connecting surface of the sixth type building block is connected to one first type protrusion on the first connecting surface of the third type building block.
Except for the regular hexahedral structure exemplified above, the building blocks of the present embodiment may also be converted into various shapes such as an equilateral triangular prism (FIG. 21), an isosceles right triangular prism (FIGS. 22a and 22b), a cuboid (FIG. 23), a rectangular concave triangular prism (FIG. 24), a quarter cylinder (FIGS. 25a and 25b), an L-shaped patch (FIG. 26), a straight patch (FIG. 27), a hemispheroid (FIGS. 28a and 28b), a first bottom plate (FIG. 29), a second bottom plate (FIGS. 30a and 30b), a first joint (FIG. 31), a second joint (FIG. 32), an axle (FIGS. 33a and 33b), a rotating member (FIGS. 34a and 34b), a first wheel (FIG. 35), or a second wheel (FIG. 36). In addition, various accessories matched with the building block can be added on the basis
Certainly, at a particular time, a protrusion or a plurality of protrusions may be arranged on the first connecting surface, and a groove or a plurality of grooves may be arranged on the second connecting surface.
Certainly, the present invention may have other various embodiments. For those skilled in the art, various corresponding changes and variations may be derived without departing from the scope of the present invention. But these corresponding changes and variations shall belong to the protection scope of the appended claims of the present invention.

Industrial Applicability:

The building block and connecting structures thereof are wide in application range, easy to popularize and use, and are appealing to children.

Claims

A connecting structure of building blocks, comprising a first type building block and a fourth type building block,
wherein the first type building block has a regular hexahedral structure and includes one first connecting surface (1) and five second connecting surfaces (2), two opposite corners of the first connecting surface (1) of the first type building block are provided with first type grooves (11); each of the second connecting surfaces (2) of the first type building block is uniformly distributed with four first type grooves (11); and the other two opposite corners of the first connecting surface (1) of the first type building block are provided with first type protrusions (12) which are capable of being respectively connected to the first type grooves (11) of another first type building block;
wherein the fourth type building block has a regular hexahedral structure and includes one first connecting surface (1) and five second connecting surfaces (2); two opposite corners of the first connecting surface (1) of the fourth type building block are provided with fourth type grooves (15); each of the second connecting surfaces (2) of the fourth type building block is uniformly distributed with four fourth type grooves (15); and
the other two opposite corners of the first connecting surface (1) of the fourth type building block are provided with fourth type protrusions (14) which are capable of being respectively connected to the fourth type grooves (15) of another fourth type building block;
characterized in that
each first type groove (11) has four corners, and first type inserting grooves (111) which have a shape or size different from the first type grooves (11) are respectively located at each of the four corners of each first type groove (11),
a ratio of a side length of the regular hexahedral structure of the fourth type building block to a side length of the regular hexahedral structure of the first type building block is 1:2, and
the fourth type protrusion (14) of the fourth type building block and the first type inserting groove (111) of the first type building block are able to be connected to each other.
The connecting structure of building blocks of claim 1, characterized in that
the first connecting surface (1) and each of the second connecting surfaces (2) of the fourth type building block are respectively additionally provided at respective center position with a fifth type groove (16) or a sixth type through hole (17) which are able to be connected to the first type protrusion (12) of the first type building block.
The connecting structure of building blocks of claim 1 or 2, characterized in that
the first connecting surface (1) and each of the second connecting surfaces (2) of the first type building block are respectively additionally provided with a circular through hole (13) at respective center position.
The connecting structure of building blocks of claim 1 or 2, characterized in that
four first type inserting grooves (111) are further provided and are uniformly distributed around the first type protrusion (12) of the first type building block.
The connecting structure of building blocks of any of claims 1-4, characterized in that at least two fourth type building blocks are provided, wherein a first connecting surface (1) of a first fourth type building block completely coincides with a second connecting surface (2) of a second fourth type building block, and fourth type protrusions (14) on the first connecting surface (1) of the first fourth type building block are inserted into fourth type grooves (15) on the second connecting surface (2) of the second fourth type building block.
The connecting structure of building blocks of any of claims 1-4, characterized in that
at least two fourth type building blocks are provided, wherein a first connecting surface (1) of a first fourth type building block completely coincides with a first connecting surface (1) of a second fourth type building block, and fourth type protrusions (14) on the two first connecting surfaces (1) are correspondingly inserted into fourth type grooves (15) on the two first connecting surfaces (1), respectively.
The connecting structure of building blocks of any of claims 1-4, characterized in that
at least three fourth type building blocks are provided, wherein any two fourth type building blocks are placed side by side, and two adjacent fourth type grooves (15) of the two fourth type building blocks, which do not belong to a same building block, are correspondingly connected to two fourth type protrusions (14) on a first connecting surface (1) of another fourth type building block, respectively.
The connecting structure of building blocks of any of claims 1-4, characterized in that
at least seven fourth type building blocks are provided, wherein six connecting surfaces (1, 2) of any of the fourth type building blocks are able to be correspondingly connected to another six fourth type building blocks at the same time.
The connecting structure of building blocks of claim 1, characterized in that at least two first type building blocks are provided, wherein
a first connecting surface (1) of a first first type building block completely coincides with a second connecting surface (2) of a second first type building block, and first type protrusions (14) on the first connecting surface (1) of the first first type building block are inserted into first type grooves (15) on the second connecting surface (2) of the second first type building block, or
a first connecting surface (1) of a first first type building block completely coincides with a first connecting surface (1) of a second first type building block, and first type protrusions (14) on the two first connecting surfaces (1) are correspondingly inserted into first type grooves (15) on the two first connecting surfaces (1), respectively.
The connecting structure of building blocks of claim 1, characterized in that
at least three first type building blocks are provided, wherein any two first type building blocks are placed side by side, and two adjacent first type grooves (15) of the two first type building blocks, which do not belong to a same building block, are correspondingly connected to two first type protrusions (14) on a first connecting surface (1) of another first type building block, respectively.
The connecting structure of building blocks of claim 1, characterized in that
at least seven first type building blocks are provided, wherein six connecting surfaces (1, 2) of any of the first type building blocks are able to be correspondingly connected to another six first type building blocks at the same time.
The connecting structure of building blocks of claim 1, characterized in that
two of the fourth type protrusions (14) on the first connecting surface of the fourth type building block are inserted into any two first type inserting grooves (111) arranged at any opposite corners on any connecting surface of the first type building block.
The connecting structure of building blocks of claim 1, characterized in that
any two first type building blocks are placed side by side, two adjacent first type inserting grooves (111) arranged at the opposite corners that do not belong to a same building block are connected to two fourth type protrusions (14) on the first connecting surface of the fourth type building block.
The connecting structure of building blocks of claim 2, characterized in that
the fifth type groove (16) or the sixth type through hole (17) of the fourth type building block is connected to one first type protrusion (12) on the first connecting surface of the first type building block.
The connecting structure of building blocks of claim 2, characterized in that
each first type protrusion (12) has four corners, and the first type inserting grooves (111) are respectively located at each of the four corners of each first type protrusion (12),
the fifth type groove (16) or the sixth type through hole (17) of the fourth type building block is connected to one first type protrusion on the first connecting surface of the first type building block.