CN215214238U

CN215214238U - Square hole is round hole plug-in components all around

Info

Publication number: CN215214238U
Application number: CN202121566191.XU
Authority: CN
Inventors: 王浩然
Original assignee: Beijing Diersi Education Technology Co ltd
Current assignee: Beijing Diersi Education Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-17
Anticipated expiration: 2031-07-09

Abstract

The utility model provides a square hole round hole plug-in components all around relates to model making technical field, including the restriction square hole, be provided with auxiliary connection fixing device around the restriction square hole, auxiliary connection fixing device's the other end is provided with accepts the plug-in components, auxiliary connection fixing device is including connecting the cylinder, connect cylindrical one end fixed connection on the outer wall in restriction square hole. The utility model discloses change traditional gluey method that bonds and for piecing together the equipment of inserting, round hole plug-in components can piece together all around the pole and build plane pole cross structure, both can insert simultaneously from four round jacks of horizontal direction, can also insert the three-dimensional cross structure that a square stick formed square pole and combines from the vertical direction center, realize the square stick piece all around and piece together the pole and build the three-dimensional cross structure that the square pole combined, the ingenious technological problem of piecing together the pole structure all around at the square stick of having solved in the manufacture of juvenile's science and technology model.

Description

Square hole is round hole plug-in components all around

Technical Field

The utility model relates to a model making technical field especially relates to a square hole round hole plug-in components all around.

Background

Need put up cross pole spatial structure in children's science and technology education's scientific and technological model design preparation link, and put up cross pole spatial structure and need put up the pole structure all around at the square rod.

However, in the prior art, round bars can only be inserted into two side surfaces of a square bar, and the traditional method of gluing can only be adopted when a cross round bar structure is built around the square bar, so that the time and labor are wasted, the modeling is inaccurate, the gluing is not firm, and certain difficulty and inconvenience are brought to the practical practice of children.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, can only insert the pole in two sides of square stick, and build cross round stick structure all around with the square stick and then can only adopt the traditional method of gluing the bonding, waste time and energy, the molding is inaccurate, and it is insecure to bond, brings certain difficulty and inconvenience for the manual practice of children.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a square hole round hole plug-in components all around, includes the restriction square hole, be provided with auxiliary connection fixing device around the restriction square hole, auxiliary connection fixing device's the other end is provided with accepts the plug-in components, auxiliary connection fixing device is including connecting the cylinder, connect cylindrical one end fixed connection on the outer wall in restriction square hole, connect and seted up small-size jack on the cylindrical inner wall, small-size jack is located both ends about the connecting cylinder.

As a preferred embodiment, a square hole chamfer is formed at a port of the limiting square hole, and a main expansion groove is formed at a corner of the limiting square hole.

In a preferred embodiment, one side of the receiving insert is provided with a docking cylinder, and both ends of the receiving insert are provided with extending cylinders.

As a preferred embodiment, one side of each of the connecting cylinder, the abutting cylinder and the extending cylinder is provided with an auxiliary expansion groove, and the auxiliary expansion groove is located between the two small insertion holes.

As a preferred embodiment, the connecting cylinder is located at the other end of the abutting cylinder, and the receiving plug-in unit is movably connected with the limiting square hole through the abutting cylinder and the connecting cylinder.

As a preferred embodiment, the connecting cylinder is located on four sides of the limiting square hole, and a cylindrical chamfer is formed at the other end of the connecting cylinder.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses in, change traditional gluey method that bonds and for piecing together the equipment of inserting, round hole plug-in components can piece together all around the pole of inserting round and build plane pole cross structure all around in the square hole, both can insert simultaneously from four circle jacks of horizontal direction, can also insert the three-dimensional cross structure that a square stick formed square pole combined from the vertical direction center, realize the square stick piece together all around the round stick and build the three-dimensional cross structure that the square pole combined, the ingenious technological problem of piecing together round pole structure all around at the square stick of having solved in the manufacture of juvenile's science and technology model.

2. The expansion groove has all been designed to the square and round jack of vertical and horizontal direction, and the expansion groove can suitably outwards open when square stick and pole insert the jack, and the square stick and the pole of being convenient for insert smoothly and tightly by clamp, and the toper chamfer has all been designed to center square hole and four well round hole entries, and it is easier when making square stick and pole end insert, solves the limitation of existing square hole both sides round hole plug-in components.

Drawings

FIG. 1 is a schematic structural view of a square hole peripheral circular hole insert according to the present invention;

FIG. 2 is a drawing showing a structure of a receiving insert for a square hole insert with round holes around the circumference;

FIG. 3 is a top view of the present invention showing a square hole insert with round holes;

fig. 4 is a three-dimensional structure diagram of the utility model for limiting the square holes and connecting the plug-in units in the use process of the round hole plug-in units around the square holes.

Illustration of the drawings:

1. limiting the square hole; 2. an auxiliary connection fixing device; 3. receiving the plug-in;

11. chamfering the square hole; 12. a primary expansion tank; 21. a connecting cylinder; 22. a small jack; 23. an auxiliary expansion tank; 24. chamfering the cylinder; 31. butting cylinders; 32. an extension cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1, fig. 3 and fig. 4, the present invention provides a technical solution: the utility model provides a square hole round hole plug-in components all around, including restriction square hole 1, be provided with supplementary connection fixing device 2 around restriction square hole 1, supplementary connection fixing device 2's the other end is provided with accepts plug-in components 3, supplementary connection fixing device 2 is including connecting cylinder 21, the one end fixed connection of connecting cylinder 21 is on restriction square hole 1's outer wall, small-size jack 22 has been seted up on the inner wall of connecting cylinder 21, small-size jack 22 is located both ends about connecting cylinder 21, connecting cylinder 21 is located restriction square hole 1's four sides.

In this embodiment, insert four pole simultaneously and build cross structure in plane from four connection cylinder 21 of horizontal direction, insert the three-dimensional cross structure that a square stick formed the square stick and combine at the center of restriction square hole 1 from the vertical direction simultaneously, it is closed to accept plug-in 3 messenger three-dimensional cross framework at last use, realize the square stick piece round stick all around and build the three-dimensional cross structure that the square stick combined, the ingenious technological problem of piecing together round stick structure all around in having solved children's scientific and technological model preparation, some other auxiliary devices can be installed to small-size jack 22 in addition.

Example 2

As shown in fig. 1, fig. 2 and fig. 4, one side of accepting plug-in components 3 is provided with butt joint cylinder 31, the both ends of accepting plug-in components 3 all are provided with extension cylinder 32, limit square hole chamfer 11 has been seted up to the port department of square hole 1, the corner of restriction square hole 1 is provided with main expansion tank 12, connect cylinder 21, supplementary expansion tank 23 has all been seted up to butt joint cylinder 31 and one side of extension cylinder 32, supplementary expansion tank 23 is located between two small-size jacks 22, connect cylinder 21 and be located the other end of butt joint cylinder 31, accept plug-in components 3 through butt joint cylinder 31 and the swing joint between connection cylinder 21 and the restriction square hole 1 that set up, cylinder chamfer 24 has been seted up to the other end of connection cylinder 21.

In this embodiment, when the square rod and the round rod are inserted into the insertion hole, the main expansion groove 12 and the auxiliary expansion groove 23 are properly opened outwards, so that the square rod and the round rod can be smoothly inserted and clamped, and the square hole chamfer 11 and the cylindrical chamfer 24 are positioned at the inlets of the limiting square hole 1 and the connecting cylinder 21, so that the insertion of the ends of the square rod and the round rod is easier.

The working principle of the embodiment is as follows:

as shown in fig. 1-4, four connecting cylinders 21 in the horizontal direction are simultaneously inserted into four round bars to build a plane cross structure, a square bar is inserted into the center of a limiting square hole 1 from the vertical direction to form a three-dimensional cross structure combined with the square round bars, and finally the three-dimensional cross structure is closed by using a receiving plug-in 3, auxiliary expansion grooves 23 are formed in the connecting cylinders 21, a butting cylinder 31 and an extending cylinder 32, and a main expansion groove 12 is formed in the limiting square hole 1.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a square hole round hole plug-in components all around, includes restriction square hole (1), be provided with auxiliary connection fixing device (2) around restriction square hole (1), the other end of auxiliary connection fixing device (2) is provided with accepts plug-in components (3), its characterized in that: supplementary connection fixing device (2) are including connecting cylinder (21), the one end fixed connection of connecting cylinder (21) is on the outer wall of restriction square hole (1), small-size jack (22) have been seted up on the inner wall of connecting cylinder (21), both ends about small-size jack (22) are located connecting cylinder (21).

2. The square hole peripheral round hole insert of claim 1, wherein: the limiting square hole chamfering device is characterized in that a square hole chamfering angle (11) is formed in the port part of the limiting square hole (1), and a main expansion groove (12) is formed in the corner of the limiting square hole (1).

3. The square hole peripheral round hole insert of claim 1, wherein: one side of the bearing plug-in unit (3) is provided with a butt joint cylinder (31), and two ends of the bearing plug-in unit (3) are provided with extension cylinders (32).

4. The square hole peripheral round hole insert of claim 1, wherein: auxiliary expansion grooves (23) are formed in one sides of the connecting cylinder (21), the butting cylinder (31) and the extending cylinder (32), and the auxiliary expansion grooves (23) are located between the two small insertion holes (22).

5. The square hole peripheral round hole insert of claim 1, wherein: the connecting cylinder (21) is positioned at the other end of the butt joint cylinder (31), and the receiving plug-in unit (3) is movably connected with the limiting square hole (1) through the butt joint cylinder (31) and the connecting cylinder (21).

6. The square hole peripheral round hole insert of claim 1, wherein: the connecting cylinder (21) is positioned on four sides of the limiting square hole (1), and a cylinder chamfer (24) is formed in the other end of the connecting cylinder (21).