CN215195410U

CN215195410U - Splicing building block

Info

Publication number: CN215195410U
Application number: CN202121464536.0U
Authority: CN
Inventors: 肖本东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-17
Anticipated expiration: 2031-06-29

Abstract

The utility model relates to the field of splicing toys, in particular to a splicing building block, which comprises a plurality of building block units, wherein each building block unit is of a plate-shaped structure with a side surface composed of a plurality of arc surfaces, and a plurality of jacks are arranged on the surface of each building block unit; the building block units are fixed in the jack through the inserted bar and are spliced into a whole. The utility model provides a pair of grafting building blocks has a plurality of building blocks unit, and its building blocks unit is the platelike structure that the side comprises a plurality of arc surface, has obvious difference with common building blocks component in the shape, has that the grafting position is changeable, the combination physique is various, improve the flexibility of concatenation process, is favorable to extending children's usage space.

Description

Splicing building block

Technical Field

The utility model relates to a concatenation toy field, in particular to grafting building blocks.

Background

The building blocks are usually wood or plastic solid toys with regular shapes, and the building blocks have various styles through different arrangements or building activities, such as houses, animals, robots and the like, and are beneficial to developing the intelligence of children, training the hand-eye coordination ability and developing imagination and creativity in the building block assembling process.

However, although the existing building blocks have many shapes, for example, the publication number is CN207493216U, the publication date is 2018, 6 and 15, and the building blocks disclosed in the patent document entitled "a splicing and inserting type building block and its combined frame" are mostly in geometric shapes and have solidified positions, and can only be installed at preset positions in the splicing and inserting process, and are lack of flexibility, narrow in imagination space and difficult to satisfy users with rich imagination, so further improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems mentioned in the background art, the utility model provides an inserting building block, which comprises a building block unit, wherein the building block unit is a plate-shaped structure with a side surface at least comprising 2 arc surfaces;

on the surface of the building block unit, each arc surface is correspondingly provided with N jack groups, wherein N is an integer greater than or equal to 2; arc lines formed at the centers of the plurality of jacks in each jack group and the corresponding arc edges of the arc surfaces are distributed in a concentric arc shape;

the two jack groups closest to the arc surface are a first jack group and a second jack group from outside to inside in sequence; the radiuses of circles in which the centers of the jacks of the first jack group corresponding to each circular arc surface are located are equal;

the arc surface comprises an inner arc surface with an arc edge inwards concave relative to the building block units and an outer arc surface with an arc edge outwards convex relative to the building block units;

appointing any jack center in a first jack group corresponding to the extrados surface as A, jack center in a second jack group closest to A as B, and radius of a circle passing through the centers of a plurality of jacks in the first jack group as r;

the surface of the building block element is also provided with at least one internal insertion hole inwards on an arc track which passes through A, B and has a radius equal to r.

In one embodiment, the radii of the circles on which the extrados are located are all equal, and the radii of the circles on which the intrados are located are all equal.

In one embodiment, the side surface of the building block unit is provided with a plurality of insertion holes at intervals.

In an embodiment, the building block unit further comprises a joint component, the building block unit is connected with the joint component through a joint protrusion part and a joint groove part, the joint protrusion part is of a curved surface structure with honeycomb-shaped clamping holes distributed on the surface, and a component for fixing the joint protrusion part is arranged on the inner side of the joint groove part.

In one embodiment, the member is a protruding structure for fastening the card hole, or a claw structure for clamping or engaging the card hole.

In one embodiment, the joint protrusion portion or the joint groove portion of the joint assembly is fixedly connected with one end of the inserted link.

In one embodiment, the joint protrusion portion or the joint recess portion on the joint assembly is provided with an insertion hole.

In one embodiment, the joint protrusion is a spherical structure, and the joint recess is a spherical recess structure matched with the joint protrusion.

In one embodiment, the connecting column further comprises a connecting column composed of a column body and a joint component, wherein at least one end of the column body is provided with the joint groove part or the joint protrusion part used for being connected with the joint component.

In one embodiment, the connecting plate is used for being combined with the side surface of the column, and the side surface of the connecting plate is matched with the side surface of the column.

Based on the foregoing, compare with prior art, the utility model provides a pair of grafting building blocks have following technological effect at least:

1. the building block is provided with a plurality of building block units, the side surfaces of the building block units are of plate-shaped structures formed by a plurality of arc surfaces, the building block units are obviously different from common building block components in shape, the building block has changeable splicing positions and various combined shapes, improves the flexibility of the splicing process, and is beneficial to expanding the use space of children;

2. a plurality of jacks in the jack group are distributed in the form of circular arc lines, so that the action points of 3 jacks on the same arc line form a triangle during splicing, and the connection is firmer and more stable.

3. The jack group and the inner jacks are distributed in arc lines with equal radius, so that splicing at different angles among different building block units can be realized.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a building block unit according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of an embodiment of a distribution of a first set of sockets and a second set of sockets on a building element;

FIG. 3 is a schematic view of an embodiment in which the radii of the circles in which the first set of sockets are located on the building elements are all equal;

FIG. 4a is a schematic view (one) of an embodiment of an internal receptacle on a building element;

FIG. 4b is a schematic view of an embodiment of an internal receptacle on a building element;

FIG. 5 is a schematic view of an embodiment of different building elements being connected by a first set of internal sockets;

FIG. 6 is a schematic view of an embodiment of the internal structure of a building block element;

FIG. 7 is a schematic view of an embodiment of a jack structure;

FIG. 8 is a schematic view of an embodiment of a bayonet structure;

FIG. 9a is a schematic view of an embodiment in which the radii of the circles on which the extrados of the building elements are located are all equal;

FIG. 9b is a schematic view of an embodiment in which the radii of the circles on which the intrados of the building elements lie are all equal;

FIG. 10a is a schematic diagram of an embodiment of a stacked mosaic between different sized building blocks;

FIG. 10b is a schematic diagram of an embodiment of a stacking splice between different sized building blocks;

FIG. 11 is a schematic view of an embodiment in which the extrados and intrados of different types of toy building elements are fitted to each other;

FIG. 12a is a schematic view of an embodiment of a toy building element with joint elements;

FIG. 12b is a schematic view of an embodiment of a connection of a building element to a joint assembly;

FIG. 13 is a schematic view of an embodiment of an articular lobe configuration;

fig. 14 is a schematic view of an embodiment of the joint recess portion structure;

FIG. 15 is a schematic view of an embodiment of a connection structure between joint components;

FIG. 16 is a schematic view of an embodiment of building elements connected by a joint assembly;

FIG. 17a is a schematic view of an embodiment of a connection post structure;

FIG. 17b is a schematic view of an embodiment of a pillar structure;

FIG. 17c is a schematic view of an embodiment of the building block elements connected by connecting studs;

FIG. 18a is a schematic view of an embodiment of a connection plate structure;

FIG. 18b is a schematic view of an embodiment of the connection of the connecting stud to the connecting plate;

FIG. 18c is a schematic view (one) of an embodiment in which the connecting plates are connected to the building elements by connecting studs;

FIG. 18d is a schematic view of an embodiment in which the connecting plates are connected to the building blocks by connecting studs (II);

FIG. 18e is a schematic view of an embodiment of a connecting plate of hollow construction;

FIG. 18f is a schematic view of an embodiment of a connecting plate of another shape;

fig. 19 is a schematic view of an animal-shaped embodiment spliced by the splicing blocks provided by the present invention;

fig. 20 is a schematic view of an embodiment of a robot formed by splicing building blocks provided by the present invention;

fig. 21 is a schematic diagram of the robot in fig. 20 in another state.

Reference numerals:

joint projection of insertion rod 410 of 100 building block unit 300

101 upper shell 310 limiting projection 411 clamping hole

102 lower shell 321 notch 420 joint recess portion

210 bayonet 322 rod piece 421 elastic component

510 column 323 bump 422 first active slot

511 annular groove 600 connecting plate 430 rotation notch

610 arc inserted sheet

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that all terms (including technical terms and scientific terms) used in the present invention have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and cannot be construed as limiting the present invention; it will be further understood that terms, as used herein, should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The utility model provides a splicing building block, which comprises a building block unit 100, wherein the building block unit 100 is a plate-shaped structure with at least 2 arc surfaces on the side surface;

on the surface of the building block unit 100, each arc surface is correspondingly provided with N jack groups, wherein N is an integer greater than or equal to 2; arc lines formed at the centers of the plurality of jacks in each jack group and the corresponding arc edges of the arc surfaces are distributed in a concentric arc shape;

the arc surface comprises an inner arc surface with an arc edge inwards concave relative to the building block unit 100 and an outer arc surface with an arc edge outwards convex relative to the building block unit 100;

the surface of the toy building element 100 is also provided with at least one internal receptacle inwardly on a circular arc path passing through A, B and having a radius equal to r.

Referring to fig. 1, the main difference with current building blocks lies in, the utility model provides a building blocks unit 100 includes the platelike structure of 2 arc surfaces at least for the side to and the distribution characteristic of jack on building blocks unit 100, peg graft in the jack of different building blocks unit 100 through the both ends of inserted bar 300 and splice a plurality of building blocks unit 100 and form an organic wholely, thereby possess the concatenation function of building blocks.

Referring to fig. 2, on the surface of the building block unit 100, each circular arc surface is at least provided with a first jack group and a second jack group from outside to inside; the jack group consists of a plurality of jacks arranged in an arc line, namely the centers of the jacks belonging to the same jack group are on the same arc line;

arc lines formed by the centers of a plurality of jacks in the first jack group and the second jack group and arc edges of the arc surfaces are distributed in concentric arcs;

on the surface of the building block unit 100, each arc surface is correspondingly provided with N jack groups, wherein N is an integer greater than or equal to 2; the jack group consists of a plurality of jacks arranged in an arc line, namely the centers of the jacks belonging to the same jack group are on the same arc line;

arc lines formed at the centers of the plurality of jacks in each jack group and the corresponding arc edges of the arc surfaces are distributed in a concentric arc shape;

the two jack groups closest to the arc surface are a first jack group and a second jack group from outside to inside in sequence, a plurality of jacks in the first jack group and a plurality of jacks in the second jack group are distributed at equal intervals, and the distance between the center of any jack of the second jack group and the center of the nearest jack of the first jack group is equal to the distance between the jacks in the first jack group.

As shown in fig. 3, the radii of circles in which the centers of the plurality of insertion holes of the first insertion hole group corresponding to each circular arc surface are located are all equal.

The arc surfaces are divided into inward arc surfaces with arc lines inwards concave relative to the building block units and outward arc surfaces with arc lines outwards convex relative to the building block units, and the arc surfaces of the building block units can be all the inward arc surfaces or the outward arc surfaces or both the inward arc surfaces and the outward arc surfaces;

as can be seen from fig. 1: the side surfaces of some of the building elements 100 consist of 1 intrados and 2 extrados, the side surfaces of some of the building elements 100 consist of 3 extrados, and the side surfaces of some of the building elements consist of 2 intrados and 2 extrados, but are not limited to the above; it should be noted that, when the side surface of the toy building element 100 is formed by only 2 arc surfaces, the 2 arc surfaces are all outer arc surfaces.

As shown in fig. 4a and 4B, designating the center of any jack in the first jack group corresponding to the extrados as a, the center of a jack in one second jack group closest to a as B, and the radius of a circle passing through the centers of a plurality of jacks in the first jack group as r;

the surface of the building block unit is also provided with at least one internal insertion hole inwards on an arc track which passes through A, B and has the radius equal to r, and C1, C2 and C3 shown in figure 4a are all internal insertion holes; c1 in FIG. 4b is an internal socket;

the reason that so set up, as shown in fig. 5, can make 3 at least jacks in the first jack group of a building block unit rotate behind the different angle and splice with corresponding three at least jacks in another building block unit, realize having the concatenation of different angles between the different building block units, and owing to be used for 3 at least jacks of concatenation to be the circular arc line and distribute, the jack that is used for the concatenation is not all on same straight line, it forms triangle-shaped to have 3 jack action points at least on same circular arc line when guaranteeing to splice, make the connection comparatively firm stable.

The building block unit 100 may be made of plastic, as shown in fig. 6, and is integrally a hollow shell structure, and is horizontally and equally divided into an upper shell 101 and a lower shell 102 from the side, and the connection manner between the upper shell 101 and the lower shell 102 may be insertion, bolt, adhesion, etc.; the hollow shell structure has light weight, and can reduce the consumption of manufacturing materials of the building block units and reduce the cost.

In order to ensure the safe use of children, the sharp corners of the external outline of the building block units need to be subjected to arc transition treatment, and the diameter of the cross section of each insertion hole is smaller than that of the fingers of a normal three-year-old child.

It should be noted that the insertion holes may be bottom holes inside the building block unit 100, not penetrating the upper and lower surfaces of the building block unit, or may be through insertion holes penetrating the upper and lower surfaces of the building block unit as shown in fig. 6.

As shown in fig. 7, the insertion hole is a cylindrical shell, and the insertion rod is a cylindrical structure with an end surface matched with the insertion hole.

As shown in fig. 8, a limiting protrusion 310 is disposed on an outer wall of the insertion rod, and is used for limiting a length of one end of the insertion rod 300 inserted into the insertion hole, and preventing the insertion rod 300 from being excessively inserted into the insertion hole to cause damage, the limiting protrusion shown in fig. 8 is annular, but not limited to annular, and any protrusion may be used to limit the length of one end of the insertion rod 300 inserted into the insertion hole;

preferably, as shown in fig. 8, two notches 321 are oppositely arranged on the tube wall of the end of the insertion rod 300 inserted into the insertion hole, the end of the insertion rod 300 inserted into the insertion hole is divided into two rod pieces 322, the distance between the two rod pieces 322 is increased under the action of an internal stress, when the two rod pieces 322 are inserted into the insertion hole, the distance between the two rod pieces 322 needs to be reduced, so that deformation is generated, and the friction force between the insertion rod 300 and the insertion hole is increased.

Preferably, the ends of the two rods 322 are further provided with protruding points 323 for being clamped and fixed with the bayonets 210 on the side walls of the jack, so as to further increase the firmness of the combination of the plug 300 and the jack.

The utility model provides a splicing building block, which is provided with a plurality of building block units, wherein the building block units are of a plate-shaped structure with the side surface formed by a plurality of arc surfaces, are obviously different from common building block components in shape, have variable splicing positions and various combined shapes, improve the flexibility of splicing process and are beneficial to expanding the use space of children; a plurality of jacks in the jack group are distributed in an arc line, so that 3 jack action points on the same arc line form a triangle during splicing, and the connection is firm and stable; the jack group and the inner jacks are distributed in arc lines with equal radius, so that splicing at different angles among different building block units can be realized.

Preferably, the radii of the circles on which the extrados are located are all equal, and the radii of the circles on which the intrados are located are all equal.

In specific implementation, as shown in fig. 9a, the radii R1 of the circles in which the extrados are located are all equal, as shown in fig. 9b, the radii R of the circles in which the intrados are located are all equal, and R1 in the same building block element is greater than R.

According to the radius of the circle that the extrados face belongs to and the radius of the circle that the intrados face belongs to different, adopt in a section the utility model discloses a building blocks product of inventive concept can include the building blocks unit of different specifications, and the radius of the circle that a plurality of jack centers of the first jack group of the building blocks unit of each specification are all equal, provides a possible implementation mode for this and specifically as follows:

the building block units are divided into a group A, a group B and a group C according to specifications, and the radiuses of circles where the centers of a plurality of insertion holes of the first insertion hole groups of the building block units of the group A, the building block units of the group B and the building block units of the group C are equal; the radius of the circle where the outer arc surface of the B group of building units is equal to the radius of the circle where the inner arc surface of the A group of building units is located; the radius of the circle where the outer arc surface of the A group of building units is equal to the radius of the circle where the inner arc surface of the C group of building units is located;

as shown in fig. 10a and 10B, a first jack group in a B-set of building elements may be spliced with a second jack group of a-set of building elements, i.e. the center of a jack in the first jack group in the B-set of building elements coincides with the center of a jack in the second jack group of a-set of building elements during splicing, and the first jack group of a-set of building elements may be spliced with the second jack group of C-set of building elements, i.e. the center of a jack in the first jack group of a-set of building elements may coincide with the center of a jack in the second jack group of C-set of building elements during splicing.

As shown in fig. 11, the extrados of the building elements of group B and the intrados of the building elements of group a can be completely attached; similarly, the extrados of the A set of building elements and the extrados of the C set of building elements can be completely attached.

Preferably, the side of the toy building element 100 is provided with a plurality of insertion holes at intervals.

In specific implementation, as shown in fig. 1 and 6, a plurality of insertion holes are formed in the side surface of the building block unit 100 at intervals, where the intervals of the outer arc surfaces are that the bottoms of the insertion holes are distributed at intervals, the openings of the insertion holes at the inner arc edges are distributed on the inner arc surfaces at intervals, and the centers of the insertion holes point to the center of the arc edges.

Through set up no interval jack in the side of building blocks unit, can increase the hookup location between the building blocks unit, improve the variety of concatenation position.

Preferably, the building block unit 100 further comprises a joint component, the joint component is connected with the building block unit 100 through a joint protrusion portion 410 and a joint groove portion 420, the joint protrusion portion 410 is a curved surface structure with honeycomb-shaped clamping holes 411 distributed on the surface, and a member for fixing the joint protrusion portion 410 is arranged inside the joint groove portion 420.

In specific implementation, referring to fig. 12a and 12b, the joint protrusion 410 is disposed on the joint component, and the joint groove 420 is disposed on the building block unit 100, specifically, at the connection position of two adjacent circular arc surfaces;

the connection structure between the building block unit 100 and the joint assembly comprises a joint protrusion part 410 and a joint groove part 420 which are matched with each other, the joint protrusion part 410 shown in fig. 13 is a curved surface structure with honeycomb-shaped clamping holes 411 distributed on the surface, the joint groove part 420 shown in fig. 14 is used for accommodating the joint protrusion part 410, and a member for fixing the joint protrusion part 410 is arranged on the inner side wall of the joint groove part, so that the joint protrusion part 410 is fixed in the joint groove part 420, and the joint assembly and the building block unit 100 are fixedly connected;

the angle between the toy building element and the joint assembly is changed by the elements engaging in different positions of the catch holes 411.

Preferably, as shown in fig. 13 and 14, when the joint protrusion 410 is a spherical structure, the joint recess 420 is a spherical recess structure matching the joint recess 410, and a rotation notch 430 is provided around the opening of the spherical recess as shown in fig. 12a, and the width of the rotation notch 430 is greater than the diameter of the insert rod 300, so that the insert rod 300 can be inserted into the rotation notch 430, thereby further expanding the range of rotation angle of the joint assembly relative to the toy building unit 100.

It should be noted that, besides the spherical structure, the other curved surface structures with the honeycomb-shaped fastening holes distributed on the surface can be selected as the joint protrusion by those skilled in the art according to the inventive concept of the present invention.

Preferably, the member is a protruding structure for fastening the fastening hole 411.

Preferably, the member is a claw structure for clamping or snapping the card hole 411.

In practical application, the member may be a protruding structure disposed on an inner wall of the joint groove portion 420 for fastening the fastening hole 411, or may be a claw holding structure for clamping or engaging the fastening hole as shown in fig. 12a and fig. 14, where the claw holding mechanism is composed of at least 2 elastic members 421, and the elastic members 421 are spring pieces.

Referring to fig. 12a and 14, the elastic member 421 is provided with a dot protrusion for hooking or fastening the fastening hole 411, and the building block unit 100 is provided with a first movable groove 422 for deformation of the elastic member 421;

the point-like protrusions of different elastic members 421 are fastened to the fastening holes 411 at different positions, and meanwhile, the joint protrusions 410 are clamped or clasped and fixed by the elastic force generated by the deformation of the elastic members 421, so as to improve the firmness of the combination between the joint assembly and the building block unit 100, and preferably, the number of the elastic members 421 with the point-like protrusions is 4.

Compared with the mode that only the friction force between the protrusions and the clamping holes is adopted for fixing, the claw-type fixing mode that the protrusions are buckled with the clamping holes and the elastic parts are clamped is adopted, the abrasion degree between the parts can be effectively reduced, and the service life is prolonged.

The joint bulge 410 is a curved surface structure with honeycomb-shaped clamping holes 411 distributed on the surface. Therefore, the point-like protrusions of the different elastic members 421 are fastened to the fastening holes 411 at different positions, so that the joint positions of the building block units 400 can swing, stay and be fixed at multiple angles.

It should be noted that the joint protruding portion is arranged on the building block unit, and the condition that the joint groove portion is arranged on the joint component can achieve the above effect, and the utility model discloses no longer describe repeatedly.

Preferably, the joint protrusion 410 or the joint groove 420 of the joint assembly is fixedly connected to one end of the plunger 300.

Preferably, the joint protrusion portion 410 or the joint recess portion 420 of the joint assembly is provided with an insertion hole.

In specific implementation, as shown in the joint assembly shown in fig. 13, the joint protrusion 410 is a spherical structure, 1-6 insertion holes are uniformly distributed on the joint protrusion 410, and one insertion hole is fixed with the insertion rod 300 to form an independent functional member, and is used for splicing at least two cases:

as shown in fig. 15, one joint assembly may be connected to another joint assembly by inserting the insertion rod 300 into the insertion hole of the other joint assembly.

And as shown in fig. 16, one end of the joint member may be coupled to a joint recess portion 420 of one of the building elements 100 through a joint protrusion portion 410, and the other end may be inserted into another building element 100 through a plunger 300 while changing a coupling angle.

It should be noted that, the number of jacks can be adaptively adjusted by those skilled in the art according to actual situations; under the condition that the joint subassembly has joint groove portion, then be equipped with the jack and be fixed with the inserted bar for joint groove portion is equipped with, and above-mentioned scheme is referred to concrete connection mode, the utility model discloses no longer give unnecessary details.

Preferably, the device further comprises a connecting column consisting of a column body 510 and a joint component, wherein at least one end of the column body 510 is provided with the joint groove part 420 or the joint protrusion part 410 for connecting with the joint component.

In particular embodiments, the pillars 510 may be regular polygonal prisms, cylinders, or irregular cylindrical structures; referring to fig. 17a and 17b, the cylinder 510 is cylindrical, and joint recess portions 420 are formed at both ends of the cylinder 510, and the joint recess portions 420 are connected to joint protrusions 410 of the joint assembly;

as shown in fig. 17a, after the insertion rods 300 are inserted into the insertion holes of the joint assembly, an independent functional component can be formed, and the insertion rods 300 connected to the two ends of the connecting column as shown in fig. 17c can be respectively inserted into the insertion holes of different building blocks 100, so that the connection between different functional components can be realized.

Similarly, the joint recess portions 420 of both ends of the cylinder 510 are provided with means for fixing the joint protrusion 410.

Preferably, referring to fig. 17a and 17b, a plurality of insertion holes are further disposed on the circumferential side of the cylinder 510 along the axial direction, and are distributed at equal intervals or at no intervals.

Preferably, the connecting plate 600 is used for being combined with the side surface of the cylinder 510, and the side surface of the connecting plate 600 is matched with the side surface of the cylinder 510.

In specific implementation, as shown in fig. 18a, the side surface of the connecting plate 600 is an inner arc surface matched with the circumferential side surface of the cylinder 510, that is, the diameter of the inner arc surface is equal to the diameter of the cylindrical cylinder 510; as shown in fig. 17a and 17b, the cylinder 510 is provided with an annular groove 511 on the circumferential side, and as shown in fig. 18a, the connecting plate 600 is provided with an arc-shaped insert 610 on the inner arc surface, and as shown in fig. 18b, the arc-shaped insert 610 is inserted into the annular groove 511, so that the connecting plate 600 is fixedly connected with the connecting column.

Preferably, after the connecting column and the connecting plate 600 are fixed by the arc-shaped inserting pieces 610 inserted into the annular grooves 511, the two ends of the connecting plate 600 are flush with the two ends of the cylinder 510, i.e. the length of the connecting plate 600 is equal to the length of the cylinder 510.

Need explain, set up annular inserted sheet on the circumference side of spliced pole, be provided with the condition of arc recess on the interior cambered surface of connecting plate, also have same connection effect, the utility model discloses no longer describe repeatedly.

It should be noted that the upper and lower surfaces of the connecting plate may not only be square, but also be trapezoidal as shown in fig. 18f, and similarly, the upper and lower surfaces of the connecting plate may also be polygonal, and those skilled in the art can select connecting plates with different upper and lower surface shapes according to actual needs.

Preferably, the upper and lower surfaces of the connection plate 600 are provided with insertion holes.

Preferably, the connecting plate 600 may be a hollow structure as shown in fig. 18e, so as to reduce weight and save manufacturing materials.

The utility model discloses still provide the embodiment of as shown building blocks concatenation

Having a plurality of toy building elements 100 as shown in FIG. 1; a plurality of joint assemblies as shown in figure 13; a number of connecting studs as shown in fig. 17a and a number of connecting plates 600 as shown in fig. 18 a;

at least the following connection modes are adopted among the functional components:

wherein the connection of the building elements 100 to the joint assemblies is referenced 12 b;

the splicing of different building elements 100 by joint assemblies is shown in fig. 16;

reference is made to fig. 17c for the splicing of the building block units 100 by connecting columns;

connection between the connection post and the connection plate 600 is shown in fig. 18 b;

the connection of the connector plates 600 to the toy building elements 100 by means of the connector studs is illustrated in fig. 18c and 18 d.

Adopt one or more connected mode between above-mentioned each component, the utility model provides a grafting building blocks can splice into the animal shape as shown in fig. 19, also can splice into the robot in fig. 20, and through adjusting a plurality of joint positions on the robot, can make it present different states, for the robot under "running state" of fig. 21.

The utility model provides a grafting building blocks have reached through above technical scheme and operation that the component position physique is various, the grafting position is changeable, and the joint position sets up can swing wantonly, stop and fixed purpose, improves the flexibility of concatenation process, and the imagination space and the usage space of expanding the use, and the variety.

The technical improvement of the irregular-shape component enhances the reasonability and flexibility of the setting, enriches the diversity of the application and expands the imagination space and the use space of the use.

The utility model also provides a joint connection assembly, including first body 100 and second body, first body 100 with the second body passes through joint bellying 410 and joint groove part 420 and connects, joint bellying 410 has the curved surface structure of cellular calorie of hole 411 for surface distribution, joint groove part 420 inboard is equipped with and is used for fixing joint bellying 410's component.

In specific implementation, referring to fig. 12a and 12b, the joint protrusion 410 is disposed on the second body, the joint groove 420 is disposed on the first body 100, the first body 100 may be a plate-shaped structure or a block-shaped structure, but not limited thereto, and the first body 100 is provided with a plurality of insertion holes;

the connection structure between the first body 100 and the second body includes a joint protrusion 410 and a joint groove 420 which are matched with each other, the joint protrusion 410 shown in fig. 13 is a curved surface structure with honeycomb-shaped clamping holes 411 distributed on the surface, the joint groove 420 shown in fig. 14 is used for accommodating the joint protrusion 410, and a member for fixing the joint protrusion 410 is arranged on the inner side wall thereof, so that the joint protrusion 410 is fixed in the joint groove 420, and the second body and the first body 100 are fixedly connected;

the connection angle between the first body and the second body is changed by the member engaging the latch hole 411 at different positions.

Preferably, as shown in fig. 13 and 14, when the joint protrusion 410 is a spherical structure, the joint groove 420 is a spherical groove structure matching the joint groove 410, and a rotation notch 430 is provided around an opening of the spherical groove as shown in fig. 12a, and a width of the rotation notch 430 is greater than a diameter of the insertion rod 300, so that the insertion rod 300 can be inserted into the rotation notch 430, thereby further expanding a rotation angle range of the second body relative to the first body 100.

Referring to fig. 12a and 14, the elastic member 421 is provided with a dot-shaped protrusion for hooking or buckling the fastening hole 411, and the first body 100 is provided with a first movable groove 422 for deformation of the elastic member 421;

the point-like protrusions on the different elastic members 421 are fastened to the fastening holes 411 at different positions, and meanwhile, the joint protrusion 410 is clamped or clasped and fixed by the elastic force generated by the deformation of the plurality of elastic members 421, so as to improve the firmness of the combination between the second body and the first body 100, and preferably, the number of the elastic members 421 with the point-like protrusions is 4.

The joint bulge 410 is a curved surface structure with honeycomb-shaped clamping holes 411 distributed on the surface. Therefore, the point-like protrusions of the different elastic members 421 are fastened to the fastening holes 411 at different positions, so that the joint positions of the first body 400 can swing, stay and be fixed at multiple angles.

It should be noted that the joint protrusion is disposed on the first body, and the joint groove is disposed on the second body to achieve the above effects, which is not repeated herein.

Preferably, the joint protrusion 410 or the joint groove 420 of the second body is fixedly connected to one end of the insertion rod 300.

Preferably, the joint protrusion part 410 or the joint groove part 420 on the second body is provided with an insertion hole.

In specific implementation, as shown in the second body shown in fig. 13, the joint protrusion 410 is a spherical structure, 1-6 insertion holes are uniformly distributed on the joint protrusion 410, and one of the insertion holes is fixed with the insertion rod 300 to form an independent functional member, and is used for splicing at least two cases:

as shown in fig. 15, a second body may be connected to another second body by inserting the insert pin 300 into an insert hole of the other second body.

And as shown in fig. 16, one end of the second body may be connected to a joint groove portion 420 of one first body 100 through a joint protrusion portion 410, and the other end may be inserted into a socket of another first body 100 through a plug rod 300, while the connection angle may be changed.

It should be noted that, the number of jacks can be adaptively adjusted by those skilled in the art according to actual situations; under the second body has joint groove portion's the condition, then be equipped with the jack and be fixed with the inserted bar on the joint groove portion, above-mentioned scheme is referred to concrete connection mode, the utility model discloses no longer give unnecessary details.

Preferably, the joint connecting device further comprises a connecting column composed of a column body 510 and a second body, wherein at least one end of the column body 510 is provided with the joint groove part 420 or the joint protrusion part 410 for connecting with the second body.

In particular embodiments, the pillars 510 may be regular polygonal prisms, cylinders, or irregular cylindrical structures; the cylinder 510 shown with reference to fig. 17a and 17b has a cylindrical shape, and both ends of the cylinder 510 are provided with joint groove portions 420, and the joint groove portions 420 are connected with the joint protrusions 410 of the second body;

as shown in fig. 17a, after the insertion rods 300 are inserted into the insertion holes of the second body, an independent functional component can be formed, and the insertion rods 300 connected to the two ends of the connection column as shown in fig. 17c can be respectively inserted into the insertion holes of different first bodies 100, so that the connection between different functional components is realized.

In addition, it will be appreciated by those skilled in the art that although a number of problems exist in the prior art, each embodiment or aspect of the present invention may be improved only in one or a few aspects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.

Although terms such as building elements, joint assemblies, connecting studs, connecting plates … are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The splicing type building block is characterized by comprising a building block unit (100), wherein the building block unit (100) is of a plate-shaped structure, and the side surface of the building block unit at least comprises 2 arc surfaces;

on the surface of the building block unit (100), each arc surface is correspondingly provided with N jack groups, and N is an integer greater than or equal to 2; arc lines formed at the centers of the plurality of jacks in each jack group and the corresponding arc edges of the arc surfaces are distributed in a concentric arc shape;

the arc surface comprises an inner arc surface with an arc edge inwards concave relative to the building block unit (100) and an outer arc surface with an arc edge outwards convex relative to the building block unit (100);

the surface of the building block unit (100) is also provided with at least one internal insertion hole inwards on an arc track which passes through A, B and has a radius equal to r.

2. The splicing building block of claim 1, wherein the radii of the circles on which the extrados are located are all equal, and the radii of the circles on which the intrados are located are all equal.

3. The splicing block of claim 1, wherein: the side of the building block unit (100) is provided with a plurality of insertion holes at intervals.

4. The splicing block of claim 1, wherein: the building block unit (100) is connected with the joint assembly through a joint protruding portion (410) and a joint groove portion (420), the joint protruding portion (410) is of a curved surface structure with honeycomb-shaped clamping holes (411) distributed on the surface, and a component used for fixing the joint protruding portion (410) is arranged on the inner side of the joint groove portion (420).

5. The splicing block of claim 4, wherein: the component is a protruding structure used for buckling the clamping hole (411) or a claw holding structure used for clamping or meshing the clamping hole (411).

6. The splicing block of claim 5, wherein: the joint protruding part (410) or the joint groove part (420) on the joint assembly is fixedly connected with one end of the inserted rod (300).

7. The splicing block of claim 4 or 6, characterized in that: the joint protruding part (410) or the joint groove part (420) on the joint component is provided with a jack.

8. The splicing block of claim 4, wherein: the joint bulge part (410) is of a spherical structure, and the joint groove part (420) is of a spherical groove structure matched with the joint bulge part.

9. The splicing block of claim 4, wherein: the connecting column is composed of a column body (510) and a joint component, and at least one end of the column body (510) is provided with a joint groove part (420) or a joint bulge part (410) for connecting with the joint component.

10. The splicing block of claim 9, wherein: the connecting plate is characterized by further comprising a connecting plate (600) used for being combined with the side face of the column body (510), and the side face of the connecting plate (600) is matched with the side face of the column body (510).