CN217745726U - Dovetail tenon structural member with salient points - Google Patents

Abstract

The utility model discloses a dovetail joint structure with convex points, which belongs to the technical field of building blocks, comprising at least 1 first building block body, wherein the upper surface of the first building block body is provided with a plurality of first convex points, the central position of the first convex points is a virtual inner circle formed by a rectangular array, and the lower end surface of the first building block body is integrally formed with a first dovetail joint facing downwards; the back of 1 at least second building blocks body forms the inside casing, the second building blocks body is equipped with 1 at least second bump, virtual inner circle is located to the excircle cover of second bump, the inside wall of inside casing is tangent the tight with the lateral surface of 4 first bulges respectively. The utility model discloses a first bump lateral wall supports tightly with the inside casing inside wall is tangent, reaches the cooperation of circle and second bump lateral wall in the virtual, makes building blocks stack concatenation, and stability is good, and can form multiple concatenation combination for building blocks concatenation scene is more variety and richness, promotes the interest and the experience of user's spelling building blocks.

Description

Dovetail tenon structural member with salient points

Technical Field

The utility model belongs to the technical field of building blocks, a take forked tail tenon structure of bump is related to.

Background

In the related building block toy, the upper end of a building block with a hollow structure is provided with a convex point, and the upper part and the lower part of two adjacent building blocks can be sleeved through the convex point, on one hand, the building blocks can be stacked and added along the vertical direction all the time, and the splicing direction is single; in addition, the building blocks with single convex points are poor in matching stability, and the building blocks are prone to being stacked more and more inclined and cannot be spliced too high, so that many assembly scenes are limited, and splicing of the building blocks is difficult to achieve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take forked tail tenon structure of bump aims at solving the problem that provides among the background art.

In order to achieve the above object, the utility model provides a take forked tail tenon structure of bump, include:

the building block comprises at least 1 first building block body, wherein a plurality of first salient points are arranged on the upper surface of the first building block body, a virtual inner circle of a central position is formed by the first salient points through a rectangular array, and a first dovetail joint facing downwards is integrally formed on the lower end face of the first building block body;

at least 1 second building block body, the back of second building block body forms the inside casing through taking out the shell, the second building block body is located takes out the shell terminal surface and is equipped with 1 at least second bump, virtual interior circle interference connection is established to the excircle detachable cover of second bump, the inside wall of inside casing respectively with every the lateral surface of first bulge is tangent to supporting tightly.

Preferably, the inner circle of the second salient point is detachably sleeved on the first salient point to form various splicing combinations.

Preferably, the building block further comprises at least 1 third building block body, wherein the third building block body is provided with a transverse mortise and/or a longitudinal mortise, and the first dovetail is in sliding fit with the transverse mortise or the longitudinal mortise for insertion.

Preferably, the length of the first dovetail is the same as or different from the length of the transverse or longitudinal mortise.

Preferably, the transverse mortises or the longitudinal mortises are both smaller than the bottom width in opening width, and the third building blocks are provided with edge clearance angles at the openings of the transverse mortises or the longitudinal mortises to prevent scratching.

Preferably, at least a plurality of third salient points are arranged on the upper end face of the second building block body, and the structural size of each third salient point is the same as or different from that of the first convex circle.

The utility model discloses for prior art's beneficial effect:

the utility model provides a take forked tail tenon structure of bump, through tangent the supporting tightly of the inside casing inside wall on first bump lateral wall on the first building blocks body and the second building blocks body, and through the interference fit of circle and second bump lateral wall in the virtual, make the upper and lower position of two adjacent building blocks pile and stack the increase and go on closely the concatenation, stability is good, and the combination of third building blocks body and first building blocks body can form multiple concatenation combination, make building blocks concatenation scene more variety and richness, promote the interest and the experience of user's spelling building blocks.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is an exploded schematic view of a first building block and a second building block according to a first embodiment of the present invention;

fig. 2 is a schematic view of a splicing surface of a first building block body and a second building block body according to a first embodiment of the present invention;

fig. 3 is an exploded view of the first embodiment of the present invention;

FIG. 4 is a schematic view of the assembly structure of the first embodiment of the present invention;

fig. 5 is an exploded schematic view of 2 first building blocks and second building blocks according to a second embodiment of the present invention;

FIG. 6 is a schematic view of a second embodiment of the present invention;

fig. 7 is an exploded schematic view of 3 first building blocks and second building blocks according to a third embodiment of the present invention;

fig. 8 is an exploded view of a third embodiment of the present invention;

FIG. 9 is a schematic view of a fourth embodiment of the present invention;

fig. 10 is a schematic view of a combined structure of a fifth embodiment of the present invention;

reference numerals:

1. a first building block body; 2. a first bump; 3. a virtual inner circle; 4. a first dovetail; 5. a second building block body; 6. an inner frame; 7. a second bump; 8. a third building block body; 9. a transverse mortise; 10. a longitudinal mortise; 11. a side clearance angle; 12. and a third bump.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The first embodiment is as follows:

to achieve the above objects, embodiments of the present invention provide a dovetail structure with convex points, as shown in fig. 1-4, including: a first building block body 1 and a second building block body 5, and the lengths of the first building block body 1 and the second building block body 5 are the same or different.

The building block comprises at least 1 first building block body 1, wherein 4 first salient points 2 are arranged on the upper surface of the first building block body 1, 4 first salient points 2 form a virtual inner circle 3 at the center through a rectangular array, and a downward first dovetail joint 4 is integrally formed on the lower end surface of the first building block body 1;

at least 1 second building block body 5, the back of second building block body 5 forms inside casing 6 through taking out the shell, second building block body 5 is located and takes out the shell terminal surface and is equipped with 1 at least second bump 7, 3 interference connections in the virtual circle are established to the excircle detachable cover of second bump 7, the inside wall of inside casing 6 respectively with 4 the lateral surface of first bump 2 is tangent to supporting tightly.

For example, in this embodiment, the back surface of the second building block body 5 is inserted into the first building block body 1, the inner side wall of the inner frame 6 is tangent to the outer side surfaces of the 4 first salient points 2 respectively to abut against each other, and the outer side wall of the second salient point 7 is tangent to the outer side surfaces of the 4 first salient points 2 respectively to abut against each other, that is, the outer side wall of the second salient point 7 is in interference connection with the virtual inner circle 3, so that the second building block body 5 can be stably spliced on the first building block body 1.

Specifically, through first dovetail 4 of terminal surface integrated into one piece under the first building block body 1, can splice on the third building block body 8, specifically, be equipped with horizontal tongue-and-groove 9 and/or vertical tongue-and-groove 10 on the third building block body 8, first dovetail 4 and horizontal tongue-and-groove 9 or vertical tongue-and-groove 10 are the sliding fit grafting each other. For example, six surfaces of the hexahedral third block 8 may be provided with the transverse mortises 9 and/or the longitudinal mortises 10, which are symmetrically arranged, and the transverse mortises 9 and the longitudinal mortises 10 may be communicated with each other or not mutually interfered, and the first dovetails 4 may be inserted into the transverse mortises 9 or the longitudinal mortises 10, which is specifically limited herein.

Of course, the length of the first dovetail 4 is the same as or different from the length of the transverse mortise 9 or the longitudinal mortise 10, the transverse mortise 9 or the longitudinal mortise 10 is opened with a width smaller than the bottom width, and the third building block body 8 is provided with an edge clearance angle 11 at the opening of the transverse mortise 9 or the longitudinal mortise 10 to prevent scratching.

Furthermore, at least 4 third salient points 12 are arranged on the upper end face of the second building block body 5, the structural size of the third salient points 12 is the same as that of the first salient points 2, and the inner circle of the second salient point 7 is detachably sleeved on the first salient points 2 to form various splicing combinations.

In this embodiment, except that the lateral wall of second bump 7 is tangent and support each other tightly with the lateral surface of 4 first bumps 2 respectively, the interior circle of second bump 7 can also overlap and establish on first bump 2, thus, interior circle can be pegged graft with arbitrary one in 4 first bumps 2 and is matchd, form horizontal or fore-and-aft dislocation concatenation, can form multiple concatenation combination, the variety of building blocks concatenation has been richened, guide the user to think the effect of the different scenes that forms of the different combinations of concatenation actively, the user has been strengthened to the strong interest and the enjoyment of building blocks concatenation.

Example two:

based on the technical solution of the first embodiment, as shown with reference to fig. 5 to 6, the second embodiment may also be as follows: the length of the 2 first building blocks 1 equals the length of the 1 second building block 5, i.e. the 2 first building blocks 1 are spliced together into an inner frame 6 of the second building block 5.

For example, according to the first and second embodiments, 3 second salient points 7 in the second building block body 5 may be provided, the distance between two adjacent second salient points 7 is the same, the inner and outer side walls of each second salient point 7 can respectively realize the sleeve connection and the abutting with a single first salient point 2, and the inner and outer side walls of each second salient point 7 can respectively realize the sleeve connection and the abutting with the outer side surfaces of 4 first salient points 2 and abut with each other, and the outer side surfaces of the 4 first salient points 2 can respectively realize the inner side surfaces of the inner frame 6 and abut with each other.

Example three:

referring to fig. 7-8, the second embodiment may also be implemented as follows: the length of 2 first building blocks 1 equals the length of 1 second building block 5, nevertheless adopts 1 first building block 1 to splice in the central point of second building block 5 and puts, splices half the first building block 1 respectively in the both sides of second building block 5 to realize that first building block 1 outwards extends, and can be used for continuing to splice in the inside casing 6 of second building block 5 with half first building block 1 that spills, forms more manifold concatenation.

Example four:

referring to fig. 9, on the basis of the second embodiment, the length of 3 first building blocks 1 may be equal to the length of 1 second building block 5, i.e. 3 first building blocks 1 are spliced together into the inner frame 6 of the second building block 5.

Example five:

referring to fig. 10, on the basis of the second embodiment, the length of the 4 first building blocks 1 may be equal to the length of the 1 second building block 5, i.e. the 4 first building blocks 1 are spliced together into the inner frame 6 of the second building block 5.

Of course, the length of the third building blocks 8 following the first building block 1 in the above embodiments can be flexibly set, i.e. the length of a single third building block 8 is the same as or different from the length of the first building block 1, or the length of the third building block 8 is the same as or different from the length of the second building block 5, to derive more spliceable ways.

To sum up, the utility model provides a take forked tail tenon structure of bump, through 2 lateral walls of first bulge on the first building block body 1 and the 6 inside walls of inside casing on the second building block body 5 tangent support tightly, and through the interference fit of circle 3 and the 7 lateral walls of second bulge in the virtual, make the upper and lower position stackable increase of two adjacent building blocks closely splice go up, stability is good, and the combination of third building block body 8 and first building block body 1 can form multiple concatenation combination, make building block concatenation scene more variety and richness, promote the interest and the experience of user's group concatenation building block.

The technical principle of the present invention has been described above with reference to specific embodiments, which are merely preferred embodiments of the present invention. The utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongings the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. Those skilled in the art will appreciate that other embodiments of the invention will fall within the scope of the invention without the need for inventive work.

Claims (6)

1. A structure with salient points for dovetail joint, comprising:

the building block comprises at least 1 first building block body, wherein a plurality of first salient points are arranged on the upper surface of the first building block body, the center of each first salient point is a virtual inner circle formed by a rectangular array, and a first dovetail joint facing downwards is integrally formed on the lower end face of the first building block body;

at least 1 second building block body, the back of second building block body forms the inside casing through taking out the shell, the second building block body is located and takes out the shell terminal surface and is equipped with 1 at least second bump, virtual interior circle interference connection is located to the excircle detachable cover of second bump, the inside wall of inside casing respectively with every the lateral surface of first bump is tangent to tightly supporting.

2. The bumped dovetail structural member of claim 1 wherein the inner circle of the second bump is removably received on the first bump to form a plurality of splice combinations.

3. The structure of a dovetail with convex points as claimed in claim 2, further comprising at least 1 third building block, wherein said third building block is provided with a transverse mortise and/or a longitudinal mortise, and said first dovetail is slidably inserted into the transverse mortise or the longitudinal mortise.

4. The bumped dovetail structural member of claim 3, wherein the first dovetail has a length that is the same as or different from a length of the transverse or longitudinal mortise.

5. The bumped dovetail structural member of claim 4, wherein the transverse or longitudinal grooves are each open less than the base width, and the third building block is provided with clearance angles at the openings of the transverse or longitudinal grooves to prevent scratching.

6. The dovetail structure with convex points of claim 3, wherein the upper end surface of the second building block body is provided with at least a plurality of third convex points, and the structural size of the third convex points is the same as or different from that of the first convex points.

Images