KR100745191B1 - Connection Structure of Duct for Wiring - Google Patents

Abstract

The present invention relates to a structure for connecting a wiring duct installed in a ceiling or a wall of a building. In the wiring duct, an upper cover is inserted into and coupled to an upper space, and a base cover is inserted into and coupled to a lower space. The main body is connected to the left and right, and the structure is inserted into the lower space of the main body to connect the main body and the main body, and a plurality of projections are formed in the longitudinal direction at the upper end, including a connecting material continuous to the left and right It provides a connection structure of the built-in wiring duct made.

In addition, the left and right continuous body having a space for accommodating a plurality of wires to the inside, and the structure connected to the outside of the main body for connecting the main body and the main body, a plurality of projections are formed in the longitudinal direction on the inside, Characterized by providing a connection structure of the external wiring duct including a continuous connection member, it is possible to easily combine a plurality of ducts and a connection member for connecting and connecting the main body of the duct is installed, through the connecting member It is a connection structure that can maintain a strong bonding force even after being combined.

Wiring, duct, connecting material, bulkhead, electric wire, lighting

Description

Connection Structure of Duct for Wiring

1 is a view showing an example of a connection structure of a conventional wiring duct.

Figure 2 is an exploded perspective view showing a connection structure of the wiring duct according to an embodiment of the present invention.

3 is a perspective view showing a coupled state of the wiring duct of FIG. 2.

4 is a cross-sectional view showing a connection state of a wiring duct according to the present invention.

It is a side view which shows the connection structure of the wiring duct of this invention.

6 is a cross-sectional view showing a connection structure of a wiring duct as another embodiment according to the present invention.

♣ Explanation of symbols for main part of drawing ♣

10: connection member 11, 12: side wall

13, 14: bend 15: upper portion

16: Goal 17: Through Hole

18: projection 19: protrusion

20: main body 21: bulkhead

22, 23: fastening jaw 24, 25: seating protrusion

26, 27: coupling groove 28, 29a, 29b: groove

30: upper cover 31, 32: coupling jaw

40: base cover 50: coupling member

60: fixing member 100: duct

a1-a4: chamfering part c1, c2: space part

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection structure of wiring ducts, and more particularly, to a structure for connecting wiring ducts installed in ceilings or walls of buildings.

In general, if wires that supply electricity, cables or wires for transmitting or receiving data signals such as computers or printers, telephones or speakers, and various wiring devices are exposed to the outside, the wires may be twisted or tangled, which may not be good. In addition, interference with other objects may cause a safety problem for the wiring state.

In order to prevent such a problem, a large number of wires or cables, etc. are not exposed to the outside, the wiring state can be easily organized, and the wiring ducts are mainly used to protect the wires or cables.

Such a wiring duct is usually installed in a state embedded in a wall or exposed to a floor, wall, or ceiling. Wiring ducts are made of metal or synthetic resin, applied in the form of unit lengths or modules for wiring, and cut and used as necessary.

In addition, the technology related to the 'lighting reflector integrated wiring duct module' disclosed in the Republic of Korea Patent Application No. 10-2004-71398 in the prior art is to allow the wiring duct to act as a lighting fixture, a plurality of in consideration of the working environment or use environment Wiring ducts are used in combination with each other. In addition, wiring ducts were installed by connecting and combining a plurality of ducts in a straight line or branching from a straight line according to the environment in which the wiring duct was installed. Therefore, in the case of installing the wiring duct, such as simply using the designed work drawing or installation on the spot, such as installation of the wiring duct irregularly exposed to the disadvantages that impair the aesthetics and safety.

In addition, when the lighting reflector-integrated wiring ducts are connected in a straight line for indoor lighting and installed separately, they not only spoil the external appearance of the corners or the center of the ceiling, but also are not easy to install. There was a problem that can not be used.

On the other hand, as disclosed in the prior art, Patent Application No. 10-2004-96981 filed by the applicant of the present invention 'connected structure of each unit module of the wiring duct', in the accompanying Figure 1, wiring duct (110a-110c) In order to connect them, the internal connection member 111 is inserted into the wiring ducts 110a-110c to have a structure for fixing. In this case, however, the connection and coupling force of the wiring duct can be improved. However, when the connecting member 111 is inserted into the wiring ducts 110a to 110c, the surface friction between the outer wall of the connecting member and the inner wall of the wiring duct is caused. There was also a problem that could not be easily inserted.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a connection structure of a wiring duct for maintaining a predetermined bond strength while at the same time reducing the contact area and making a flexible and easy connection. .

In order to achieve the object according to the invention, in the wiring duct,

The upper cover is inserted and coupled to the upper space portion, the base cover is inserted and coupled to the lower space portion, the main body is continuous to the left and right,

In order to connect the main body and the main body is inserted into the lower space of the main body is coupled to the structure, a plurality of projections are formed in the longitudinal direction at the upper end, providing a connection structure of the wiring duct consisting of a connecting material continuous to the left and right. Is characteristic.

In addition, the present invention is a wiring duct,

A main body continuous to the left and right having a space part for accommodating a plurality of electric wires inward;

In order to connect the main body and the main body, the structure is connected to the outside of the main body, a plurality of projections are formed in the longitudinal direction on the inside, it characterized in that it provides a connection structure of the wiring duct consisting of a connecting material continuous to the left and right.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the connection structure of the wiring duct of the present invention.

Figure 2 is an embodiment according to the present invention, an exploded perspective view showing a connection structure of the wiring duct, Figure 3 is a combined perspective view showing a connection state of the wiring duct, Figure 4 is a cross-sectional view showing a connection state of the wiring duct.

First of all, the present invention provides a structure of a main body of a wiring duct, a structure of a connecting member inserted into and coupled to the main body, and a structure that can be more easily coupled with a structure that can be more easily coupled with the main body and the connecting member.

The main body 20 has a shape which continues to the left and right, and the partition wall 21 which divides the upper and lower space horizontally between side walls is provided. The upper cover 30 is inserted into and coupled to the space portion c1 formed above the main body 20 from the partition wall 21. The upper cover 30 is coupled to the coupling grooves (26, 27) formed on the upper outer side of the partition wall 21 of the main body 20 is formed with the coupling jaw (31, 32) protruding inwards, The coupling jaw (31, 32) is inserted into the coupling grooves (26, 27) in the longitudinal direction or is pressed into the fitting by pressing from above.

The base cover 40 is inserted into and coupled to the space portion c2 formed below the main body 20 from the partition wall 21. Base cover (40, 41) is fastening protrusions (41, 42) are formed at both ends upwardly is coupled to the fixing jaw (22, 23) formed at the bottom of the partition wall 21 of the main body 20 is fixed, The fastening protrusions 41 and 42 are inserted into the fastening jaws 22 and 23 in the lengthwise direction or are pressed into the fitting by pressing from below. The recess 28 is formed in the center of the partition 21 below.

The main body 20 may selectively apply a metal or synthetic resin material.

According to the present invention, the connecting member 10 has a shape that is continuous to the left and right, and has a structure that is inserted into the space (c2) formed on the lower side of the main body 10 to be coupled.

The connecting member 10 has a plurality of protrusions 18 formed in the longitudinal direction at the upper end thereof, and the protrusions 18 are in surface contact with the lower inner side of the partition wall 21.

Lower ends of the side walls 11 and 12 of the connecting member 10 are formed with bent portions 13 and 14 which are bent at a predetermined angle to the outside, respectively. The bent portions 13 and 14 are preferably bent at an angle of about 45 degrees to an oblique direction, for example, to the outside, but may be bent at various angles (1 degrees to 89 degrees) depending on the coupling structure or shape. The bent portions 13 and 14 are mounted on the mounting protrusions 24 and 25 formed on the inner wall of the space portion c2 formed on the lower side while being coupled to the inner wall of the space portion c2 formed on the lower portion of the main body 20, respectively. It is intended to be inserted. Moreover, it is also preferable to form the chamfer a3 cut | disconnected in front of and behind the some processus | protrusion 18, respectively.

And it is preferable that the chamfer part a4 (refer FIG. 5) cut | disconnected by the predetermined angle, for example about 45 degrees in diagonal direction, is formed in front of and behind the bent parts 13 and 14 of the connection material 10, respectively. However, it may be a cut chamfered shape of various angles (1 ㅀ ~ 89 ㅀ) depending on the coupling structure or shape. This is for easy insertion when the connecting member 10 is inserted into the main body 20.

In addition, the connecting member 10 may be chamfered at an angle of about 45 degrees in an oblique direction to the corners at which the side walls 11 and 12 and the upper end 15 are bent at right angles, but the angles vary depending on the coupling structure or shape. 1 ㅀ ~ 89 ㅀ) may be chamfered. This may be chamfered separately at the corners, but preferably, the chamfers a1 and a2 may be formed at corner portions where the side walls 11 and 12 and the upper end 15 are diagonally connected.

In addition, a trapezoidal valley 16 is formed in the center of the upper end portion 15 of the connecting member 10, which is preferably formed according to the shape of the partition wall 21, but the rigidity of the connecting member 10 In order to achieve this, or to reduce the contact area with the partition wall 21, a bent shape valley 16 may be formed.

Furthermore, the connecting member 10 coupled to the space c2 formed at the lower side of the main body 20 may be formed through the through hole 17 of the valley 16 formed at the center of the connecting member 10 to improve the coupling force at the combined position. The fixing member 60 includes a structure for fixing the groove 28 formed in the center of the partition wall 21.

The base cover 40 is coupled to the coupling member 50 which can be fixed by coupling various types of lights. Coupling member 50 is preferably arranged at regular intervals according to the length or shape of the lamp, for example, a fluorescent lamp to be coupled.

The connection structure of the wiring duct of the present invention as described above is a structure in which the connecting member can be easily inserted into the wiring duct, and the bent portions 13 and 14 are formed at the lower ends of the connecting member 10, respectively, and the bent portion ( 13, 14 is made by chamfering cut in an oblique direction, the area in which the partition 21 of the main body 20 and the connecting member 10 is in contact with each other.

As described above, in the present invention, it is preferable that the connection members 10 are respectively installed at positions where the wiring ducts 100 are combined or branched. When the connecting member 10 is inserted into the main body 20 of the wiring duct and joined, the connecting member 10 is formed inside the partition wall 21 of the space portion c2 formed below the wiring duct 100 to be connected. Match the top. At this time, the protrusions 18 formed at the upper end of the connecting member 10 are aligned with the inner surface of the side wall 21, and the bent portions 13 and 14 of the connecting member 10 are seated protrusions 24 and 25 inside the main body 20. Place it in

When the bent portions 13 and 14 are respectively inserted into the seating protrusions 24 and 25, the front surfaces of the bent portions 13 and 14 are inserted from the chamfer a4 cut in the diagonal direction. This allows easier insertion when the chamfer a4 is inserted into the seating protrusions 24 and 25. When the worker inserts the connecting member 10 into the main body 20, the cutting chamfer a4 can be pushed in while being placed on the seating protrusions 24 and 25 to facilitate the operation. In addition, since the chamfers a1 and a2 are formed between the side walls 11 and 12 and the upper end 15 of the connecting member 10, the inner side and the partition wall 21 of the space part c2 formed below the main body 20. This significantly reduces the contact surface between) and minimizes interference when inserting and joining.

Meanwhile, a trapezoidal valley 16 is formed at the upper end portion 15 of the connection member 10 to be coupled using the fixing member 60 through the groove 28 formed in the partition wall 21 of the main body 20. Can be. That is, a plurality of through holes 17 are formed in the valley 16 to fix and couple the grooves 28 with the fixing member 60 to more firmly fix the partition wall 21 and the connection member 10 of the main body 20. It was made to be possible. The shape of the valleys 16 may be formed in various forms or a plurality according to the shape of the partition wall 21.

As such, after the connection member 10 is inserted into the main body 20 and coupled, the connection member 10 may be firmly coupled to the main body 20 by using a separate fixing member. Furthermore, when the connecting member 10 is coupled to the main body 20, the friction area is minimized and at the same time, the coupling member 10 can maintain a firm coupling. Further, even when the connecting member 10 is separated from the main body 20 of the wiring duct, the friction area is small and can be easily separated. When the coupling of the connection member 10 is completed, the connection work of the wiring duct may be completed by inserting the upper cover 30 and the base cover 40 into the upper and lower ends of the main body 20 or combining them by interference fitting.

Next, as another embodiment according to the present invention, since the connecting member 10 for connecting the main body 20 and the main body 20 can be modified in shape depending on the structure of the main body, in the present embodiment the main body 20 It is to implement an external connection material connected to the appearance of). Hereinafter, components of the same category as the above embodiment will be described with the same reference numerals.

That is, in Figure 6, the main body 20 is a form in which no space is formed on the upper side, the groove 28 is formed on the upper end, the groove 29a, 29b is formed on the left and right side walls, the lower base The cover 40 and the coupling member 50 has a structure that is coupled.

In the external connection member 10 for connecting and coupling the main body 20 having such a structure, a plurality of protrusions 18 are formed in the longitudinal direction on the inner side in surface contact with the upper end of the main body 20, and the main body 20 A plurality of projections 18 are formed in the longitudinal direction on the inner side in surface contact with the outer wall of the. The lower end of the connecting member 10 is formed such that the bent portions 13 and 14 bent inwardly are inserted into and fixed in the grooves 29a and 29b formed on the sidewall of the main body 20. Furthermore, the bottom bent shape may be a shape bent back to the top so as not to be separated to the side. Further, the upper end of the connecting member 10 is formed with a protrusion 19 having a through hole 17 to be fixed to the recess 28 formed at the upper end of the main body 20 by the fixing member 60. In addition, it is preferable that the chamfer a3 is formed at a predetermined angle on the front and rear of the protrusion 18 formed inside the connecting member 10 so that the connecting member 10 can be easily inserted into the main body 20. Do.

In the above embodiment, the connection member 10 having a shape modified according to the shape of the main body 20 is applied, and the main body 20 and the connection member 10 are in surface contact with the connection member 10 and the main body 20 coupled to each other. The portion to be connected to the main body 20 of the duct by a plurality of projections 18 to facilitate the connection of the connecting member 10 for easy connection, and at the same time, the main body 20 is coupled through the connecting member 10 It is to maintain a strong bond even after being.

While the invention has been shown and described in connection with specific embodiments thereof, it is well known in the art that various modifications and changes can be made without departing from the spirit and scope of the invention as indicated by the claims. Anyone who owns it can easily find out.

As described above, the connection structure of the wiring duct of the present invention makes it possible to easily connect a plurality of ducts and a connecting member for connecting and connecting the main body of the duct, and maintain a firm coupling force even after the main body is coupled through the connecting member. As a connection structure which can be used, the convenience of work is improved and manufacturing cost is reduced in various wiring work.

Claims (6)

In the wiring duct, The upper cover 30 is inserted and coupled to the upper space portion, the base cover 40 is inserted and coupled to the lower space portion, the main body 20 having a length longer than the width, The connecting structure of the wiring duct, characterized in that it comprises a connecting member (10) formed with a plurality of projections in the longitudinal direction at the top as a structure that is inserted into the inner space of the lower body to connect the main body and the main body. The method of claim 1, The lower end of the side wall portion of the connecting member is formed a bent portion bent at a predetermined angle, the chamfering portion is formed at a predetermined angle in front and the rear of the bent portion, the corners in contact with the side wall portion and the upper end of the connecting member is formed as a chamfered portion at a predetermined angle And a chamfer at a predetermined angle, respectively, in front of and behind the plurality of protrusions formed in the connecting member, and a trapezoidal valley is formed in the center of the upper end of the connecting member. The method according to claim 1 or 2, The bent portion of the connecting member is connected to the mounting projection formed on the inner wall of the lower space portion of the main body is connected to the wiring duct, characterized in that the insertion. In the wiring duct, A main body having a length longer than a width having a space part accommodating a plurality of electric wires inwardly, A structure connected to the outside of the main body to connect the main body and the main body, the connection structure of the wiring duct, characterized in that it comprises a connecting member formed with a plurality of projections in the longitudinal direction inside. delete The method of claim 4, wherein On the upper end of the connecting member A protrusion having a through hole is formed in the groove formed in the main body to be coupled to the fixing member. A connecting structure of a wiring duct, characterized in that the lower protrusion of the connecting member is inserted and fixed in the groove formed in the side wall of the main body.

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