CN219023236U

CN219023236U - Square dovetail joint

Info

Publication number: CN219023236U
Application number: CN202223353685.7U
Authority: CN
Inventors: 毛艺宏; 赵悦; 刘德彬; 张鑫; 杜飞; 吴霜
Original assignee: Beijing Aerospace Yineng Technology Co ltd
Current assignee: Beijing Aerospace Yineng Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-16
Anticipated expiration: 2032-12-14

Abstract

The utility model provides a square dovetail joint connecting piece, which comprises a first building block body, a second building block body, a third building block body, a fourth building block body and a fifth building block body, wherein a plurality of transverse mortises and/or longitudinal mortises and/or vertical mortises are formed in the outer side face and/or the inner side face of the first building block body and the second building block body, a plurality of transverse mortises or/and a plurality of longitudinal mortises are formed in the back face of the third building block body and the back face of the fourth building block body, transverse connecting tenons are arranged in the front and the back of the fifth building block body, and a plurality of longitudinal connecting tenons are arranged on the left side and the right side of the fifth building block body: the transverse connecting tenons and the left and right longitudinal connecting tenons of the front and back of the fifth building block body are embedded into the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body, and the transverse mortises and/or longitudinal mortises on the back surfaces of the third building block body and the fourth building block body are spliced to form various combinations, and the whole after filling and splicing is richer.

Description

Square dovetail joint

Technical Field

The utility model belongs to the technical field of building blocks, and relates to a square dovetail joint connector.

Background

In the related building block toy, the existing building blocks have more splicing functions, the structural design is complex, so that the splicing mode is considered, splicing is attempted and re-splicing is removed in a long time in the splicing and combining process, after a plurality of splicing failures, the user building block splicing interests and hobbies are easily hit, the enthusiasm of the user for continuously splicing the building blocks is difficult to encourage the user, and the building blocks with complex structures are difficult to popularize and apply.

Therefore, the building block structure needs to be improved, so that the structure is simplified, the splicing is diversified, and the use is moderate.

Disclosure of Invention

The utility model aims to solve the technical problems and provide a novel block dovetail connector with simplified structure and diversified splicing.

The utility model is realized by the following technical scheme:

the utility model provides a square dovetail connecting piece, includes first building block body, second building block body, third building block body, fourth building block body, fifth building block body, be equipped with a plurality of horizontal tongue-and-groove and/or vertical tongue-and-groove on the external side of first building block body and second building block body and/or the medial surface, the back of third building block body and fourth building block body is equipped with a plurality of horizontal tongue-and-groove and/or a plurality of vertical tongue-and-groove, be equipped with horizontal connecting tenon around the fifth building block body, the left and right sides of fifth building block body is equipped with a plurality of vertical connecting tenon, horizontal connecting tenon embedding around the fifth building block body is in horizontal tongue-and-groove on the back of third building block body and fourth building block body and a plurality of vertical tongue-and-groove, vertical tongue-and-groove embedding on the external side of first building block body and second building block body and/or the medial surface is in horizontal tongue-and/or vertical tongue-and-groove, first building block body, third building block body, fourth building block body and fifth building block body form multiple concatenation respectively and make up.

Further, the transverse mortises at the back surfaces of the third building block body and the fourth building block body are mutually connected and communicated with the longitudinal mortises at the back surfaces of the third building block body and the fourth building block body, and the transverse mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body are not mutually connected with the longitudinal mortises and/or the vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body.

Further, the transverse mortises on the back surfaces of the third building block body and the fourth building block body are connected with the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body through the front and rear transverse connecting mortises of the fifth building block body, and the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body are connected with the longitudinal mortises on the back surfaces of the third building block body and the fourth building block body through the longitudinal connecting mortises on the left and right sides of the fifth building block body.

Further, the transverse connecting tenons and the longitudinal connecting tenons are bidirectional transverse connecting tenons or/and bidirectional longitudinal connecting tenons, and the bidirectional transverse connecting tenons or/and the bidirectional longitudinal connecting tenons are in sliding fit connection with transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body, and transverse mortises or/and a plurality of longitudinal mortises on the back surfaces of the third building block body and the fourth building block body.

Further, the middle parts of the first building block body and the second building block body are provided with filling mortises, and the transverse connecting tenons or/and the longitudinal connecting tenons on the fifth building block body are embedded in the filling mortises arranged in the middle parts of the first building block body and the second building block body.

Further, the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body, and the transverse mortises and/or a plurality of longitudinal mortises on the back surfaces of the third building block body and the fourth building block body are/is provided with chamfers or rounding so as to prevent scratches.

Further, grooves are formed in the middle of the longitudinal connecting tenons on the left side and the right side of the fifth building block body, two sides of the longitudinal connecting tenons are inwards concave, the middle of the transverse connecting tenons on the front side and the rear side of the fifth building block body is of a straight structure, and two sides of the transverse connecting tenons are inwards concave.

Further, the longitudinal connecting tenons on the left side and the right side of the fifth building block body are of Y-shaped structures, and the front and the rear transverse connecting tenons of the fifth building block body are of a straight-line-shaped structure.

Further, the top surfaces about the first building block body and the second building block body are equipped with a plurality of round holes, third building block body and fourth building block body back top are equipped with a plurality of round holes.

Further, the transverse connecting tenon or the longitudinal connecting tenon is a dovetail connecting tenon or a silver ingot connecting tenon.

Further, the fifth building block is in a cuboid structure or a cube structure.

Compared with the prior art, the utility model has the beneficial effects that: the transverse connecting tenons and the left and right longitudinal connecting tenons of the front and back of the fifth building block body are embedded into the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body, and the transverse mortises and/or longitudinal mortises on the back surfaces of the third building block body and the fourth building block body.

In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic elevational view of a block dovetail connector of the present utility model;

FIG. 2 is a schematic view of the explosion configuration of the block dovetail connector of the present utility model;

FIG. 3 is a schematic view of the first, second, third and fourth toy bricks according to the present utility model;

FIG. 4 is a schematic view of a fifth block structure according to the present utility model;

reference numerals: 1. a first building block body; 2. the second building block body; 21. a transverse tongue and groove; 22. a longitudinal tongue and groove; 23. vertical mortises; 24. filling the mortise; 25. a round hole; 3. a third building block body; 4. a fourth building block body; 41. a transverse tongue and groove; 42. a longitudinal tongue and groove; 43. a round hole; 5. a fifth building block body; 51. a transverse connecting tenon; 510. a straight line structure; 511. concave inwards; 52. a longitudinal connecting tenon; 520. a groove; 521. is concave inwards.

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 applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases 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. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

As shown in fig. 1-4, the embodiment of the utility model provides a block dovetail joint, which comprises a first building block body 1, a second building block body 2, a third building block body 3, a fourth building block body 4 and a fifth building block body 5, wherein a plurality of transverse mortises 21 and/or longitudinal mortises 22 and/or vertical mortises 23 are arranged on the outer side and/or inner side of the first building block body 1 and the second building block body 2, a plurality of transverse mortises 41 and/or longitudinal mortises 42 are arranged on the back of the third building block body 3 and the fourth building block body 4, a plurality of longitudinal connecting mortises 51 are arranged on the front and the back of the fifth building block body 5, a plurality of longitudinal connecting mortises 52 are arranged on the left and the right sides of the fifth building block body 5, the front and the back of the fifth building block body 5 are embedded in the transverse mortises 41 and/or the longitudinal mortises 42 on the back of the third building block body 3 and the fourth building block body 4, the longitudinal connecting mortises 52 on the left and the right sides of the fifth building block body 5 are embedded in the first building block body 1 and the second building block body 2 and/or the inner side of the first building block body 21 and the fourth building block body 4, and the fifth building block body 5 and the fifth building block body 2 are respectively formed by splicing the longitudinal mortises 2 and the fourth building block body 2.

Preferably, the transverse mortises 41 on the back surfaces of the third building block body 3 and the fourth building block body 4 are mutually communicated with the longitudinal mortises 42 on the back surfaces of the third building block body 3 and the fourth building block body 4, and the transverse mortises 21 on the outer side surfaces and/or the inner side surfaces of the first building block body 1 and the second building block body 2 are mutually not mutually communicated with the longitudinal mortises 22 and/or the vertical mortises 23 on the outer side surfaces and/or the inner side surfaces of the first building block body 1 and the second building block body 2.

Preferably, the lateral mortises 41 on the back sides of the third building block 3 and the fourth building block 4 are connected with the lateral mortises 21 and/or the longitudinal mortises 22 and/or the vertical mortises 23 on the outer side and/or the inner side of the first building block 1 and the second building block 2 through the lateral connecting mortises 51 on the front and the back of the fifth building block 5, and the lateral mortises 21 and/or the longitudinal mortises 22 and/or the vertical mortises 23 on the outer side and/or the inner side of the first building block 1 and the second building block 2 are connected with the longitudinal mortises 42 on the back sides of the third building block 3 and the fourth building block 4 through the longitudinal connecting mortises 52 on the left and the right sides of the fifth building block 5.

Preferably, the transverse connecting tenons 51 and the longitudinal connecting tenons 52 are bidirectional transverse connecting tenons or/and bidirectional longitudinal connecting tenons, and the bidirectional transverse connecting tenons or/and the bidirectional longitudinal connecting tenons are in sliding fit connection with the transverse mortises 21 and/or the longitudinal mortises 22 and/or the vertical mortises 23 on the outer side and/or the inner side of the first building block body 1 and the second building block body 2, and the transverse mortises 41 or/and the longitudinal mortises 42 on the back surfaces of the third building block body 3 and the fourth building block body 4.

Preferably, the middle parts of the first building block body 1 and the second building block body 2 are provided with filling mortises 24, and the transverse connecting tenons 51 and/or the longitudinal connecting tenons 52 on the fifth building block body 5 are embedded in the filling mortises 24 arranged in the middle parts of the first building block body 1 and the second building block body 2.

Preferably, the lateral mortises 21 and/or the longitudinal mortises 22 and/or the vertical mortises 23 on the outer side and/or the inner side of the first building block body 1 and the second building block body 2 and the lateral mortises 41 and/or the longitudinal mortises 42 on the back sides of the third building block body 3 and the fourth building block body 4 are/is provided with chamfers or rounds to prevent scratch, so that the problem that the user is scratched due to too sharp edges of the openings of the lateral mortises 21 and/or the longitudinal mortises 22 and/or the vertical mortises 23 on the outer side and/or the inner side of the first building block body 1 and the second building block body 2 due to the fact that the lateral mortises 41 and/or the longitudinal mortises 42 and the opening edges of the lateral mortises 21 and/or the longitudinal mortises 22 and/or the vertical mortises 23 are arranged on the back sides of the third building block body 3 and the fourth building block body 4 in the splicing process or the dismantling process is solved.

Preferably, a groove 520 is provided in the middle of the longitudinal connecting tenons 52 on the left and right sides of the fifth building block 5, two sides of the longitudinal connecting tenons 52 are concave 521 inwards, a straight structure 510 is provided in the middle of the front and rear transverse connecting tenons 51 of the fifth building block 5, and two sides of the transverse connecting tenons 51 are concave 511 inwards.

Preferably, the longitudinal connecting tenons 52 on the left and right sides of the fifth building block 5 are in a Y-shaped structure, and the transverse connecting tenons 51 on the front and rear sides of the fifth building block 5 are in a straight-shaped structure.

Preferably, the top surfaces of the first building block body 1 and the second building block body 2 are provided with a plurality of round holes 25, and the top parts of the back surfaces of the third building block body 3 and the fourth building block body 4 are provided with a plurality of round holes 43.

Preferably, the transverse connecting tenon 51 or the longitudinal connecting tenon 52 is a dovetail connecting tenon or a silver ingot connecting tenon.

Preferably, the fifth building block 5 is in a cuboid structure or a cube structure.

The technical principle of the present utility model has been described above in connection with specific embodiments, but is only the preferred embodiment of the present utility model. The protection scope of the present utility model is not limited to the above embodiments, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. Those skilled in the art will recognize that other embodiments of the utility model are within the scope of the utility model without undue burden.

Claims

1. A block dovetail connector, characterized by: the novel building block comprises a first building block body, a second building block body, a third building block body, a fourth building block body and a fifth building block body, wherein a plurality of transverse mortises and/or longitudinal mortises and/or vertical mortises are formed in the outer side face and/or the inner side face of the first building block body and the second building block body, a plurality of transverse mortises and/or longitudinal mortises are formed in the back face of the third building block body and the back face of the fourth building block body, transverse connecting tenons are arranged in the front and back of the fifth building block body, a plurality of longitudinal connecting tenons are formed in the left and right sides of the fifth building block body, the transverse mortises and/or the longitudinal mortises and/or the vertical mortises in the outer side face and/or the inner side face of the first building block body and the second building block body, the transverse mortises and/or the longitudinal mortises and/or the vertical mortises of the first building block body, the second building block body, the third building block body and the fourth building block body are respectively embedded in the transverse mortises and/or the longitudinal mortises in the back face of the first building block body and the second building block body and the fourth building block body, and the fifth building block body form various combinations.

2. The block dovetail connector of claim 1, wherein: the transverse mortises on the back surfaces of the third building block body and the fourth building block body are communicated with the longitudinal mortises on the back surfaces of the third building block body and the fourth building block body, and the transverse mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body are not communicated with the longitudinal mortises and/or the vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body.

3. The block dovetail connector of claim 1, wherein: the transverse mortises on the back surfaces of the third building block body and the fourth building block body are connected with the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body through the front and rear transverse connecting tenons of the fifth building block body, and the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body are connected with the longitudinal mortises on the back surfaces of the third building block body and the fourth building block body through the longitudinal connecting tenons on the left and right sides of the fifth building block body.

4. A block dovetail connector according to claim 3, wherein: the transverse connecting tenons and the longitudinal connecting tenons are bidirectional transverse connecting tenons or/and bidirectional longitudinal connecting tenons, and the bidirectional transverse connecting tenons or/and the bidirectional longitudinal connecting tenons are in sliding fit connection with transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body, and transverse mortises or/and a plurality of longitudinal mortises on the back surfaces of the third building block body and the fourth building block body.

5. The block dovetail connector of claim 1, wherein: the middle parts of the first building block body and the second building block body are provided with filling mortises, and the transverse connecting tenons or/and the longitudinal connecting tenons on the fifth building block body are embedded in the filling mortises arranged in the middle parts of the first building block body and the second building block body.

6. The block dovetail connector of claim 4, wherein: the transverse mortises and/or longitudinal mortises and/or vertical mortises on the outer side surfaces and/or the inner side surfaces of the first building block body and the second building block body, and the transverse mortises and/or a plurality of longitudinal mortises on the back surfaces of the third building block body and the fourth building block body are/is provided with chamfers or rounding so as to prevent scratches.

7. The block dovetail connector according to any of claims 1-6, wherein: the middle parts of the longitudinal connecting tenons on the left side and the right side of the fifth building block body are provided with grooves, the two sides of the longitudinal connecting tenons are inwards concave, the middle parts of the transverse connecting tenons on the front side and the rear side of the fifth building block body are of a straight structure, and the two sides of the transverse connecting tenons are inwards concave.

8. The block dovetail connector of claim 7, wherein: the longitudinal connecting tenons on the left side and the right side of the fifth building block body are of Y-shaped structures, and the front and rear transverse connecting tenons of the fifth building block body are of a straight-line-shaped structure.

9. The block dovetail connector of claim 1, wherein: the top surface is equipped with a plurality of round hole about first building block body and the second building block body, third building block body and fourth building block body back top is equipped with a plurality of round hole.

10. The block dovetail connector of claim 1, wherein: the transverse connecting tenons or the longitudinal connecting tenons are square dovetail connecting tenons or square silver ingot connecting tenons.