KR20040079751A - Multi connector for pipes of handrail - Google Patents

Abstract

PURPOSE: A guide rail pipe connection tool is provided to easily connect each pipe forming a guide rail and to make the guide rail for a balustrade or roads in various shapes by adjusting slightly the angle of the pipe installed to the balustrade of the stairs. CONSTITUTION: A guide rail pipe connection tool is composed of first, second, and third discs(2,4,6) formed with bolt holes(2a,4a,6a) in the center and overlapped and combined to each other by a shaft bolt(12) to rotate relatively to each other; a plurality of holders(8a¯8h) integrally joined to one of outer peripheral surfaces of the discs and combined with pipes at each end; and an auxiliary connection tool having a U-shaped body unit closely contacted and fitted to the outside of the combined discs and a pipe holding unit for connecting other pipe to the body.

Description

Guide rail pipe joints {Multi connector for pipes of handrail}

The present invention relates to a pipe connector, and more particularly, to a guide rail pipe connector for assembling the various pipes constituting the guide rail at a desired angle.

Various guide rails installed on building stairs, railings or roads are usually installed by vertically and horizontally assembling pipes of various lengths and diameters. Recently, guide rails of various designs have been installed in consideration of the beauty of buildings and streets.

The guide rail is usually composed of an upright pipe fixed to the floor using anchor bolts, a transverse pipe connected laterally between the upright pipes, and an intermediate pipe installed in the space formed by these pipes. Conventionally, the pipes constituting the guide rails are connected to each other by welding, but according to this, the lengths of the pipes need to be measured and cut and welded according to the characteristics of each installation site, thereby increasing the time required for installation work. In addition, there were limitations in installing guide rails in various shapes.

An object of the present invention for the above problems, it is an object to provide a guide rail pipe connector that can facilitate the connection of each pipe constituting the guide rail, and further enable to configure the guide rail in a variety of designs. .

1 is a perspective view of a pipe connector according to an embodiment of the present invention, Figure 2 is an exploded perspective view.

3 is a cross-sectional view taken along the line A-A of FIG. 1, and FIG. 4 is a front view showing a state of use.

5 is a front view showing another embodiment of the present invention.

6 to 7 are front views showing still another embodiment of the present invention.

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7.

9 is a front view showing yet another embodiment of the present invention.

10 is a perspective view illustrating a pipe holder adapter.

11 is a perspective view showing an anchor bolt adapter.

12 is a perspective view showing another embodiment of the present invention.

FIG. 13 is a cross-sectional view taken along the line C-C of FIG. 12.

Figures 14a, b, c is a front view illustrating how the pipe connector according to the embodiment of the present invention is applied to the actual guide rail (G).

Explanation of symbols on the main parts of the drawings

2,4,6; 1st, 2nd, 3rd disc 10; cover

12; axial bolt 16,18; adapter

80 (a) ~ (h), 81 (a) ~ (c), 82 (a) ~ (d), 83 (a) ~ (d), 84 (a) ~ (d), 85 (a) ~ (c); Pipe hole

more

26; Auxiliary connector

First and second discs are formed in the center of the bolt hole can be coupled to each other by being superimposed by the axial bolt, the relative rotation to each other in that state; Achieved by a guide rail pipe end connection, characterized in that each side is integrally joined to the outer circumferential surface of any one of the first, second, and third discs and includes a plurality of pipe holders into which pipes can be fitted at each end. do.

According to the present invention, the pipe connector is an auxiliary connector provided with a U-shaped body portion which can be fitted in close contact with the outer side of the first, second and third discs in a coalesced state and a pipe holding portion for connecting another pipe to the body. Characterized in having more.

According to another embodiment of the present invention, the pipe holder has various diameters and shapes.

Hereinafter, embodiments of the present invention will be described in more detail with reference to the accompanying drawings. 1 is a perspective view of a pipe connector 1 according to an embodiment of the present invention, Figure 2 is an exploded perspective view, Figure 3 is a cross-sectional view taken along the line AA of Figure 1, Figure 4 is a front view showing a state of use to be. FIG. 14 is a front view showing the actual guide rail G, illustrating the use of the pipe connector 1 of various embodiments disclosed below.

Three disks 2, 4 and 6 of the same diameter, through which bolt holes 2a, 4a and 6a penetrate at the center thereof, overlap each other to form one body. The overall weight can be reduced by making the bolt hole 4a of the disc 4 located in the middle larger as shown. Fixing each disc 2, 4, 6 in its state is a nut 11, a shaft bolt 12, a washer 14, and a disc 10 having a cover 10 for covering the nut and the bolt head located outside. (2,6) is fitted and fixed. If the nut is tightened firmly, each disc will not be able to rotate relatively due to the friction between each other, and if relaxed, it will be able to rotate relatively with some force.

Pipe holders 80a to 80h are integrally formed on the outer circumferential surface of each disc. The pipe holders 80a to 80h have a diameter of approximately three discs combined. One pipe holder is connected to only one disc, and one or more pipe holders may be connected to one disc. That is, all the pipe holders 80a to 80h have only one third of their total cross-sectional area connected to one disc 2, 4, 6, respectively. The discs 2, 4, 6 and the pipe holders 80a to 80h may be integrally formed or separately joined after molding. The thickness of the disc will be about one third of the diameter of the pipe holder and will change according to the diameter of the pipe holder. Additional means may be provided to secure both bond strengths.

In this way, all the pipe holders connected to the respective disks can revolve along the center of the disks and the respective rotating surfaces coincide. The operator can fix the pipe (P) to each pipe holder (80a ~ 80h), it is possible to fix the pipe holder in any position by rotating the rotating disc. Therefore, it is possible to connect a plurality of pipes P converging to one point in the form as shown in Fig. 4 (a) (b) (c), respectively.

Hereinafter, another embodiment of the present invention will be described.

5 is a front view showing another embodiment of the present invention. In this embodiment, three discs are combined to form one body 110, and three pipe holders 81a to 81c are connected to each disc, respectively. As shown, while the centers of the first pipe holder 81a and the second pipe holder 81b do not coincide with the center of the body 110, the third pipe holder 81c has a center line of the body 110. Intersect with the center of The first and second pipe holders 81a and 81b can be individually shifted to the dotted line position. Also, the cover 10 may cover the bolts and the like so that the aesthetics may be trimmed. Reference P denotes a pipe.

6 shows another embodiment of the present invention. Also one body 120 is made by three discs and each pipe holder 82a to 82d is connected to one disc. This embodiment illustrates that the shape or diameter of the pipe holder may vary, whereby the various pipes (P, P ', P ") may be connected to each other.

FIG. 7 is a front view showing still another embodiment of the present invention, and FIG. 8 is a sectional view taken along the line B-B of FIG. This embodiment also shows the variety of pipe holders 83a to 83d. This embodiment shows an embodiment for mounting the pipe (P) passing through the outside of the body 130, in particular the pipe (P) passing laterally. To this end, the pipe holder 83c connected to any one disc is placed on the pipe as a saddle of a horse as shown in FIG. 12.

FIG. 9 is a front view showing still another embodiment of the present invention, for connecting a thin pipe in a perpendicular or oblique direction to a column pipe. Body 140 is also a combination of three discs (2, 4, 6, see Fig. 1), each pipe holder (84a ~ 84d) is connected to each disc.

FIG. 10 is a perspective view of the pipe holder adapter 16, which shows a form in which a circular pipe and a square pipe may be combined unlike the previous embodiment. The adapter 16 has a first coupling part 16a that can be fitted to a circular pipe holder 84c (see FIG. 9) on one side, and a second coupling part 16b to which a square pipe P 'can be fitted on the other side. to be.

11 is a perspective view showing the anchor bolt fastening adapter 18.

If you want to install the body 140 adjacent to the concrete floor using the anchor bolt can be used for the anchor bolt adapter 18 shown. The upper part 22 is directly connected to the pipe connector 84c and the bolt hole 20 through which the anchor bolt is fitted, and the lower part 24 is in contact with the bottom where the guide rail is installed.

12 is a perspective view showing another embodiment of the present invention, Figure 13 is a cross-sectional view taken along the line C-C of FIG. This embodiment presents a body 150 further coupled to the auxiliary connector 26 on the outside based on the body (100, 110, 120, etc.) described in the above embodiment. The auxiliary connector 26 is composed of a body portion 26a having a U-shaped cross section and a pipe connection portion 26b. The function of the auxiliary connector 26 is to function similar to the pipe holder 83c shown in FIG. That is, by placing the body 150 on the outer surface of the pipe (P) passing laterally, it is possible to fit the pipe at the desired angle to each of the three pipe holders (85a ~ 85d). According to the present embodiment, the pipe holding part 26b of the auxiliary connector may be installed at right angles to the illustrated one. This may allow connecting pipes to be installed on two intersecting planes. In practical use, the pipe P will be above and the body 150 of the pipe connector will be located below.

In addition, according to the present embodiment, the shape of the guide rail G may be variously formed by variously changing the outer surface shape of the auxiliary connector 26.

Those skilled in the art will be able to make various modifications with reference to the embodiments of the present invention. For example, it is possible to prevent the body from being identified from the outside by adding a plate to the outer surface of both sides of the body (100, 110, 120, 130, 140, 150). In addition, the size of the original plates 2, 4, and 6 may be set differently from those shown.

Pipe holders and pipes can be secured with rivets, bolts, etc. in the fitted state. Sometimes, they can be glued or screwed together.

The pipe connector of the present invention is not only used for handrails (or guide rails) or railings, but can also be used to install certain sculptures (eg single phases). That is, it can be widely used for assembling as many pipes of various shapes as required.

According to the above configuration, it is possible to install by adjusting the angle of the pipe slightly to the railing to be installed where the height of the stairs are different, it is possible to make the guide rail of the railing or road in various forms. In addition, the connection of each pipe constituting the guide rail can be made extremely easy.

Claims (4)

Bolt holes (2a, 4a, 6a) is formed in the center can be coupled to each other by being superimposed by the axial bolt 12, in which the first, second, third discs (2, 4, 6); A plurality of pipe holders 80a to 80h, one side of which is integrally joined to the outer circumferential surface of any one of the first, second and third discs 2, 4 and 6, and the pipe P may be coupled to each end. Guide rail pipe connector, characterized in that it comprises a). According to claim 1, U-shaped body portion 26a that can be fitted in close contact with the outer side of the first, second, and third disc in the coalesced state and the pipe holding portion 26b for connecting another pipe to the body Guide rail pipe connector, characterized in that it further has an auxiliary connector 26 is provided. The guide rail pipe connector according to claim 1, wherein the pipe holder has various diameters and shapes to connect pipes of various cross-sectional shapes to various diameters. The guide rail pipe connector according to claim 1, further comprising an adapter (16) for fitting and fitting another pipe of a specific shape to the pipe holder.