KR20100120445A - Hexagonal Pipe End Connections - Google Patents

Abstract

PURPOSE: A 6 branch pipe connector is provided to build one plane shelf into multiple plane to expand the use of the shelf into various fields. CONSTITUTION: A 6 branch pipe connector includes two couplers(10, 20) and a control screw rod. Six fitting bar pipes matching to the screw part of the control screw rod and increasing the length of the control screw rod is prepared. A six fitting bar is prepared by making the screw part of the control screw longer than the connecting part. It is composed of the sixth fitting rod pipe having female screw matching with the sixth fitting bar part.

Description

Hexagonal pipe end connections

The present invention relates to a pipe connector for a prefabricated display stand, and more particularly, in a prefabricated display stand using a pipe, the display stand pipe can be assembled and dismantled very firmly and conveniently, and the dismantled pipe can be repeatedly reused. Note relates to pipe connections for prefabricated display stands.

The prefabricated display stand, generally known under the trade name Combi-Rak, is designed to cut pipes made of plastic, stainless steel, aluminum, etc. into suitable lengths, and to assemble the display racks of a desired structure by assembling them with special connectors. Such a prefabricated display stand is relatively easy to install and dismantle, and the overall weight is light, so that it is easy to move, and in particular, the structure and size of the display stand can be easily changed to a desired shape. It is widely used for installation of structures.

As such, the components of the prefabricated display stand consist of pipes and connectors. The pipe is a metal or plastic steel pipe that functions as a frame constituting the display stand. In addition, the connector is a structure in which two to five fitting rods protrude in a vertical direction from each other, and functions to connect two or more pipes to each other by inserting both ends of the pipes into these fitting rods. These connectors can be divided into two, three, four, five, etc. according to the number of pipes to be connected, that is, the number of fitting rods.

By the way, the prefabricated display stand used in the prior art is composed of up to five types of fitting rods of the connector, it is only possible to install the display stand of one stage based on one plane when installing the display stand. Most of the shelves are installed and used in one stage based on one plane. However, if necessary, the shelves can be installed in multiple stages. For example, to decorate the "showcase" of the exhibition hall and the "jungle" of the children's playground, six-terrain connectors are required.

The present inventors in the domestic registered patent 10-0497921 three or four horizontal fitting rods arranged to form a certain angle on one plane for the convenience of assembling the display rack, the center of which one end of the fitting rods are connected to one body, vertical in the center The pipe connector for the prefabricated display stand which consists of one vertical fitting rod formed in the direction was proposed. This connection structure is considered to be an industrially useful design because it can dramatically improve the work efficiency when assembling and disassembling the pipe, reusing the pipe, and maintaining the structure of the shelf very firmly.

Here, in the case of the prefabricated display rack pipe connector introduced in Korean Patent No. 10-0497921, the display rack consisting of one stage on one plane cannot be connected in multiple planes in spite of various convenience and recyclability. It has the disadvantage of not being able to apply a configuration such as "," junggim "form, so there is room for improvement.

In the present invention, in the prefabricated display rack consisting of a pipe forming the frame of the display rack and the connecting pipe connecting both ends of each other, by improving the existing five-top connector to provide a six-terrain connector can be configured a multi-planar display stand To provide a pipe connector.

In order to attain the above object, in the present invention, the threaded portion of the five-shaped connector adjusting screw is made longer than the connector to make the sixth fitting rod portion, and the sixth fitting rod five having the female thread coinciding with the sixth fitting rod portion. do.

Pipe fittings for the prefabricated display rack of the present invention can be assembled and dismantled very conveniently, the structure of the assembled display rack is very robust, can be reused by repeatedly dismantled pipe, 1 in one plane By allowing the display stand consisting of stages to be configured in multiple planes, it is expected that the scope of its use can be extended not only to display stands but also to industrial use, construction use, and play use.

Hereinafter, the present invention will be described in detail.

The present invention is a pipe connector for a prefabricated display rack consisting of four fitting rods one end is inserted into the pipe and the other end of the fitting rods in one body, wherein the fitting rods and the central portion thereof are cut in the longitudinal direction and separated from each other. The first coupler and the second coupler is formed, the center of the first coupler is a screw hole is penetrated, the screw hole relates to the pipe connector for the prefabricated display rack, characterized in that the adjustment screw is provided toward the second coupler. .

Pipe fittings for the prefabricated display rack of the present invention is characterized in that the four fitting rods are arranged in the X-axis, Y-axis direction respectively on the plane, or arranged at an angle of 90 degrees on the plane.

In addition, the present invention is a prefabricated display stand consisting of four horizontal fitting rods arranged at an angle of 90 degrees on one plane, a central portion connected to one end of the fitting rods by one body, and one vertical fitting rod formed in the vertical direction at the central portion. In the pipe connecting portion, the horizontal fitting rods and the central portion are respectively cut in the longitudinal direction and separated from each other, the first coupler and the second coupler, a screw hole penetrating through the central portion of the first coupler, the inside of the second coupler The insertion groove is formed in the axial direction of the vertical fitting rod, and a plurality of slits formed at the end of the vertical fitting rod, and the adjustment screw rod coupled to the screw hole and the insertion groove, the inner end of the insertion groove is the slit and It is connected to the inclined portion is formed to narrow the diameter gradually, the end of the adjustment screw rod is the end of the insertion groove A corresponding inclined portion is formed, and the entire length of the adjusting screw rod has a length such that the threaded portion of the opposite end is sufficiently extended to the outside of the first coupler when the inclined portion of the adjusting screw rod touches the insertion groove. And a sixth fitting rod having a female screw fitted with the adjusting screw rod is a pipe connector for a prefabricated display stand having a pipe which can be connected to the adjusting screw rod coming out of the first coupler.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

1 is a combined perspective view of a three-dimensional six-terrain connector with four horizontal fitting rods disposed at an angle of 90 degrees on one plane, and having one vertical fitting rod formed in a vertical direction thereof, and FIG. 3 is an exploded cross-sectional view of the three-dimensional six-termination connector, Figure 4 is a perspective view of a pipe connected to the six-terrain connector, Figure 5 is a cross-sectional view of the sixth fitting rod pipe with a sixth fitting rod to be connected to the six-termination connector. to be.

The three-dimensional six-terrain connector according to FIGS. 1 to 3 includes a first coupler 10 and a second coupler 20, an adjustment screw rod 30, and an adjustment screw rod coupler 40. The first coupler 10 consists of four horizontal fitting rods 12 and a central portion 14 in which they are connected in one body, and a screw hole 16 is formed in the central portion 14. The second coupler 20 also consists of four horizontal fitting rods 22 and a central portion 24 in which they are connected in one body, and one vertical fitting rod 50 is disposed in the vertical direction in the central portion 24 and is formed. have. An insertion groove 52 is formed in the central portion 24 of the second coupler 20 in the axial direction of the vertical fitting rod 23 so as to communicate with the screw hole 16. An insertion groove 52 is formed in the axial direction, and a plurality of slits 51 cut in the longitudinal direction are formed at the end near the middle of the vertical fitting rod 23. The adjusting screw rod 30 is inserted into the insertion groove 52 through the screw hole 16.

The horizontal fitting rod 12 of the first coupler 10 and the horizontal fitting rod 22 of the second coupler 20 are preferably hollow cylinders, and form a corresponding structure in which one surface is in close contact with each other. At this time, preferably, a plurality of alignment protrusions 15 and 25 are formed on one or both sides of the contact surfaces of the two horizontal fitting rods 12 and 22, and the alignment protrusions 15 and 25 correspond to each other. Support the inside of the edge of the face to help the two horizontal fitting rods (12, 22) position exactly match each other.

And the outer periphery of the horizontal fitting rods 12 and 22 and the vertical fitting rod 50 is provided with the annular grooves 13 and 23, so that the O-ring 40 made of silicone or rubber material can be installed, for example. . The O-ring 40 is tied to the first coupler 10 and the second coupler 20 so as not to play separately, so that the use of the connector is very convenient, and at the same time horizontal fitting rods (12, 22) and vertical fitting rods 50 serves to be firmly supported on the inner surface of the pipe.

On the other hand, as shown in Figure 3, the end of the insertion groove 52 formed in the vertical fitting rod 50 is connected to the slit 51 is formed with an inclined portion 53 is gradually narrowed in diameter In addition, the inclined portion 31 corresponding to the end of the insertion groove 52 is also formed at the end of the adjustment screw rod (30). Therefore, when the adjusting screw rod 30 is advanced with a wrench in the state of inserting the horizontal fitting rods 12 and 22 and the vertical fitting rod 23 into the pipe, the end of the adjusting screw rod 30 is inserted into the insertion groove 52. The first coupler 10 is spaced apart from the second coupler 20 while pushing the inner end thereof. In this case, the gap between the two horizontal fitting rods 12, 22 is widened to firmly support the inner diameter of the pipe, and at the same time, the inclined portion 31 of the end of the adjustment screw rod 30 is inclined at the end of the insertion groove 52. The outer diameter of the vertical fitting bar 50 is expanded by the slit 51 while digging the part 53.

Then, the sixth fitting rod pipe 60 to be fitted to the adjustment screw rod 30 to connect the pipe to the adjustment screw rod 30 is a screw for the sixth fitting rod of the adjustment screw rod 30 It consists of a sixth fitting rod 62 having a female screw 61 and a pipe 63 integral with the sixth fitting rod 62 so as to be fitted to the portion 32.

1 is a perspective view of the combination of three-dimensional six-terrain connector

Figure 2 is an exploded perspective view of the three-dimensional six-terrain connector

3 is a cross-sectional view of the three-dimensional six-terrain connector

4 is a cross-sectional view of the coupling of the pipe connector and the pipe

5 is a perspective view of the coupling of the three-dimensional hexagonal connector and the pipe.

Explanation of symbols for the main parts of the drawings

10: first coupler 12: fitting rod

13: annular yohm 14: center

15: dowel 16: screw hole

20: second coupler 22: fitting rod

23: annular circumference 24: center

25: alignment protrusion

30: adjusting screw 31: inclined portion

32: 6th fitting rod part of adjustment screw

40: O-ring

50: vertical rod 51: slit

60: sixth fitting rod pipe 61: sixth fitting rod female thread

62: sixth insertion rod 63: pipe

Claims (1)

In the prefabricated display stand consisting of two couplers and adjustment screw rods, the length of the adjustment screw rods, the pipe connector for 6-type prefabricated display racks, characterized in that it is composed of a sixth fitting rod pipe to fit the screw portion of the adjustment screw rods.

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