KR101848848B1 - Cable tray for building - Google Patents

Abstract

The present invention relates to an electric cable tray for a building with easy cable installation comprising: a tray body (100) which is installed along a ceiling or a wall of the building and supports a main cable (L′); a clamp connecting unit (200) which is installed in the tray body (100) to be detached therefrom; a wire clamp (300) which is detachably coupled to the clamp connecting unit (200), and fixes an auxiliary cable (L′); a rubber pad (400) which is installed on an inner side of the wire clamp (300); a fixing unit (500) which is detachably coupled to the wire clamp (300) and controls separation/combination of the wire clamp (300); and a clamp connecting pin (600) which connects neighboring wire clamps (300) to each other. The present invention easily and conveniently installs a cable and installs many cables through an expandable wire clamp.

Description

[0001] Cable tray for building [0002]

The present invention relates to an electric cable tray for a building in which a cable can be easily installed.

A cable tray is generally used as a mechanism for supporting wires.

The cable tray refers to a rigid structure composed of a unit or unit of units made of a metal or a non-combustible material used for supporting a cable and an accessory material attached thereto, and is a ladder type, a ventilation trough type, a ventilation channel type, And other similar structures.

Generally, in tunnels, factories, and offshore structures, large and small diameter cables for power supply and fluid supply are arranged along the ceiling, floor or wall, and the cables thus disposed are aesthetically pleasing to passengers In order to avoid this, the cable tray is used to hold and fix the jets.

The cable tray is installed with a conduit to connect with an existing distribution board or the like.

The method of connecting the conduit to the cable tray may be variously configured.

As a conventional general method, there is a method of attaching and fixing holes by inserting a conduit into the side surface of the cable tray.

However, such a method requires additional equipment because it requires holes in the cable tray, and there is a problem that the cost, time, and effort required to fix and fix the conduit are decreased due to deformation of the cable tray.

In another conventional method, a " C " type channel is installed on the side of the cable tray, and a conduit is fixed by using a conduit clamp.

However, such a method also consumes more time, effort, and cost than necessary, and has a problem that installation is troublesome.

1. Korean Registered Patent No. 10-1113929 (cable tray to which a conduit is fixed)

It is an object of the present invention to provide an electric cable tray for a building which can easily and easily be installed with a cable and can be expanded through a wire clamp capable of expansion so that more cables can be installed.

According to an aspect of the present invention,

Side rails are disposed between the side rails so that both ends of the side rails are opposed to the inner surface of the side rails and are fixed to the side rails via fastening means to support the main cables, A tray main body formed of a rung;

A clamp connector detachably fixed to a mounting groove of the rung and having a cushioning member formed on an upper surface thereof and a bolt extending downward from the clip;

A protruding portion integrally formed on the left side with respect to the pin hole as a reference, a groove portion formed integrally on the right side with respect to the pin hole as a reference and having the protruding portion removably inserted thereinto, A supporting pin having grooves, a pin hole penetrating front and rear, and an auxiliary cable which is divided into a triangularly divided inner portion by a cover having a rib which is integrally formed on the lower surface so as to be removably inserted into the rib groove, A wire clamp detachably mounted on the bolt;

A rubber pad provided on the inner surface of the pedestal and the cover to protect the auxiliary cable from an external impact;

A spacer which intervenes between the auxiliary cables to reduce a clearance between the auxiliary cables, and a binding pin radially disposed around the spacer and inserted into the pin holes so as to be removable, respectively, for controlling the separation / coupling of the wire clamps;

And the clamping pin is configured such that the protrusion is fitted in the groove and the rib is inserted into the groove in a state where the rib is fitted in the groove, so that the clamping pin is integrally formed.

According to the present embodiment, not only the cable can be easily and easily installed, but also it is possible to expand the cable through the cable clamp which can be expanded, so that more cables can be installed.

In addition, since the fixture is inserted and removed in a power distribution line clamp having a divided structure so that the connection / disconnection of the power distribution line clamp is interrupted, the assembling work is very easy and quick, and workability is further improved.

Moreover, since clamping pins adjacent to each other through the projecting portion, the groove portion, the rib groove and the rib are inserted into each other, the neighboring power line clamps are integrally connected to each other. Therefore, it is possible for the novice operator to easily and easily perform the extension operation There is an advantage that the property is further improved.

1 is a perspective view of an electric cable tray for a building in which a cable can be easily installed according to the present invention;
FIG. 2 is an exploded bottom perspective view of an electric cable tray for a building in which a cable can be easily installed according to the present invention. FIG.
FIG. 3 is a partial view of a front view of an electric cable tray for a building in which cables can be easily installed according to the present invention. FIG.
FIG. 4 is a partial view of a side view of an electric cable tray for a building in which a cable can be easily installed according to the present invention. FIG.
FIG. 5 is an exploded perspective view of an electric cable tray for a building in which a cable is easily installed according to an embodiment of the present invention. FIG.
FIG. 6 is a view for explaining a state of use and operation in an electric cable tray for a building in which a cable can be easily installed according to the present invention; FIG.

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

FIG. 1 is a perspective view of an electric cable tray for a building in which a cable can be easily installed according to the present invention, FIG. 2 is an exploded bottom perspective view of an electric cable tray for a building, FIG. 4 is a view showing a part of a side surface of an electric cable tray for a building in which a cable can be easily installed according to the present invention. FIG. 4 is a view showing a part of a side surface of an electric cable tray for a building, FIG. 5 is an exploded perspective view of an electric cable tray for a building in which a cable can be easily installed according to the present invention. FIG. 6 is an exploded perspective view of an electric cable tray for a building, Fig.

1 to 6, an electric cable tray according to an embodiment of the present invention includes a tray main body 100, a clamp connector 200, a wire clamp 300, a rubber pad 400, a fixture 500, And the clamp binding pin 600. The main cable L and the auxiliary cable L 'can be separated from each other and the wire clamp 300 can be additionally installed.

1 to 4, the tray main body 100 includes a pair of side rails 110 and a rung 120. In this embodiment, the tray main body 100 is installed along a ceiling or a wall of a building, And provides a space in which the wire clamp 300 can be installed.

The side rails 110 are steel frame frames having a substantially "C" -shaped cross section and are spaced apart from one another to face each other.

The rungs 120 are provided between the side rails 110 so that both ends of the side rails 110 are in contact with the inner surface of the side rails 110 and are connected to the side rails 110 through fastening means. So as to support the main cable L.

A mounting groove 121 is formed in the inside of the rung 120 and opens downward. The clip 210 of the clamp connector 200 is detachably fixed to the mounting groove 121.

2 to 3, the clamp connector 200 includes a clip 210 and a bolt 220. In the present embodiment, the wire clamp 300 is connected to the tray body 100 so that the wire clamp 300 can be installed on the tray body 100. [ It is used as an intermediary.

The clip 210 is formed in a trapezoidal shape by bending a metal or synthetic resin plate and is detachably fixed to the mounting groove 121 of the rung 120 in the present embodiment.

A cushioning member 211 is integrally formed on the upper surface of the clip 210. The cushioning member 211 is compressed by the clip 210 inserted into the mounting groove 121, So that the clip 210 can be fixed to the rung 120.

In the present embodiment, the bolt 220 extends from the clip 210, and the lower end of the bolt 220 is detachably coupled to the coupling portion 315 of the wire clamp 300.

Referring to FIGS. 1 to 6, the wire clamp 300 is divided into a pedestal 310 and a cover 320, and is generally triangular in shape when engaged with each other. In the present embodiment, And an auxiliary cable L 'which is detachably installed on the tray main body 100 and is disposed at a triangular inner side.

The inside of the wire clamp 300 is formed in an arc shape so as to cover the circumferential surface of the auxiliary cable L '.

The wire clamp 300 is formed integrally with the pin holes 311 and 321 so that the binding pin 520 of the fixture 500 can be inserted and removed. More specifically, And two covers 320 and 320 are formed.

When the fixture 500 is assembled in a state where the upper surface of the cover 320 is in contact with the lower surface of the support 310 to form a triangular structure, The pedestal 310 and the cover 320 are separated from each other so that the cover 320 is fixed in an interlocked fashion and vice versa to detach the fixture 500 from the wire clamp 300.

Therefore, there is no need to fix or separate the pedestal 310 and the cover 320 through separate fastening means (screw bolts) as in the conventional art, so that there is an advantage that the work becomes very quick and convenient.

On the other hand, the wire clamp 300 has a structure capable of extension, and will be described in more detail as follows.

A protrusion 312 and a groove 313 are integrally formed on the left and right sides of the pin hole 311 formed in the pedestal 310 and rib grooves 314 are formed on the front and rear sides of the groove 313, And a fastening part 315 having threads formed therein so as to be detachably coupled to the bolts 220 of the clamp connector 200 are integrally formed on the upper surface thereof.

Ribs 322 are integrally formed on the lower surface (corner portion) of the cover 320 so as to be spaced apart in the front-rear direction.

In addition, the protrusion 312, the rib groove 314, and the rib 322 are provided with holes through which the clamp binding pin 600 can be inserted.

6, the rib 322 of the first wire clamp 300 may be connected to the ribs of the inverted second wire clamp 300 ' And the projections 312 of the third wire clamp 300 "are inserted into the grooves 313 of the second wire clamp 300 'to interconnect them.

When the first and second wire clamps 300, 300 ', and 300' are connected to each other through the clamping pin 600 as described above, the first and second wire clamps 300, 300 ', and 300' And the clamping pin 600 is interposed between the clamping pin 600 and the clamping pin 600. Thus, the extension work can be conveniently performed through the above-described method.

Particularly, since the neighboring wire clamp 300 can be connected to each other through the protrusion 312, the groove 313, the rib groove 314, and the rib 322, it is possible to easily and simply expand the wire clamp 300 So that the workability is further improved.

5, the rubber pad 400 is installed on the inner surface of the wire clamp 300, that is, the inner surface of the pedestal 310 and the cover 320, and surrounds the periphery (covered portion) of the auxiliary cable L ' And protects the auxiliary cable L 'from an external impact.

For reference, it is preferable that the rubber pad 400 is made of a member having a frictional force and elasticity.

Referring to FIG. 5, the fixture 500 functions to interlock the wire clamp 300, that is, the coupling between the pedestal 310 and the cover 320.

The fixture 500 includes a spacer 510 and a binding pin 520. The spacer 510 intervenes between the auxiliary cables L 'disposed in the triangle in the wire clamp 300, And the binding pins 520 are radially arranged around the spacer 510 and inserted into the pin holes 311 and 321 so as to be removable.

Here, the binding pin 520 is manufactured integrally with the spacer 510.

The binding pins 520 of the fixing tool 500 are fixed to the cover 310 by the pin holes 311 and 321 respectively formed in the pedestal 310 and the cover 320 in a state where the pedestal 310 and the cover 320 are coupled to each other, The support 310 and the cover 320 are fixed to each other and the binding pin 520 of the fixing unit 500 is detached from the pin holes 311 and 321. As a result, Are separated from each other.

Therefore, according to the present embodiment, since there is no need to join or separate the pedestal 310 and the cover 320 through separate fastening means (bolts) as in the conventional art, there is an advantage that the work becomes more convenient and quicker have.

6, the clamping pin 600 is inserted through the protrusion 312 in a state where the protrusion 312, the groove 313, the rib groove 314, and the rib 322 are coupled with each other to form an integral body, / It controls the binding.

According to the present embodiment, since three neighboring wire clamps 300 can be connected to one clamping pin 600, the working time can be drastically reduced and the work efficiency can be further improved.

In addition, it can be expected that the additional work is more convenient because the extension work is more convenient.

The installation state and operation of the present invention constructed as described above will be described.

First, a process of installing the electric cable tray according to the present invention will be described. A tray main body 100 is installed along a wall or a ceiling of a building, and a main cable L is laid on the tray main body 100.

When the installation of the tray main body 100 is completed, the cable clamp 300 is installed on the tray main body 100 via the clamp connector 200 to thereby assemble the auxiliary cable L '.

A description will be given of a construction process of the auxiliary cable L 'using the wire clamp 300. The auxiliary cable L' is arranged in a single or triangular shape inside the pedestal 310 constituting the wire clamp 300 Cover the next cover 320 to fix the auxiliary cable L '.

In the state where the auxiliary cable L 'is fixed by the wire clamp 300 as described above, the pedestal 310 and the cover 320 are fixed so as not to be separated from each other by using the fixture 500.

More specifically, when the fixture 500 is coupled to the wire clamp 300, the spacer 510 is interposed between the auxiliary cables L 'and the auxiliary cable L' and the rubber pad 400 And the binding pins 520 integrally formed with the spacer 510 are inserted into the pin holes 311 and 322 of the wire clamp 300.

Therefore, by fixing the fixture 500 to the wire clamp 300 as described above, it is possible to easily fix the pedestal 310 and the cover 320, thereby shortening the working time and maximizing the convenience of the work There is an advantage.

6, the rib 322 of the first wire clamp 300 is connected to the inverted second wire clamp 300 ', and the second wire clamp 300' And the projections 312 of the third wire clamp 300 'are inserted into the groove portions 313 of the second wire clamp 300' and are connected to each other.

When the first and second wire clamps 300, 300 ', and 300' are connected to each other through the clamping pin 600 as described above, the first and second wire clamps 300, 300 ', and 300' And the clamping pin 600 is interposed between the clamping pin 600 and the clamping pin 600. Thus, the extension work can be conveniently performed through the above-described method.

Particularly, since the neighboring wire clamp 300 can be connected to each other through the protrusion 312, the groove 313, the rib groove 314, and the rib 322, it is possible to easily and simply expand the wire clamp 300 So that the workability is further improved.

According to the present embodiment, since the fastener is inserted and removed in the power distribution line clamp having the divided structure so as to intermittently engage / disengage the power line clamp, the assembling work is very easy and quick, and the workability is further improved.

In addition, if the clamping pins are inserted into the parts connected to each other via the protruding portions, the groove portions, the rib grooves, and the ribs, the neighboring power line clamps are integrally connected to each other so that the novice user can easily and easily perform the expansion work There is an advantage that the property is further improved.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.

100: Tray main body 110: Side rail 120: Rung
121: mounting groove 200: clamp connector 210: clip
211: buffer member 220: bolt 300: wire clamp
310: pedestal 311: pin hole 312:
313: groove portion 314: rib groove 315: fastening portion
320: cover 321: pin hole 322: rib
400: rubber pad 500: fixture 510: spacer
520: binding pin 600: clamp binding pin

Claims (1)

Side rails 110 spaced in parallel to each other and both ends of the side rails 110 are disposed between the side rails 110 so as to face the inner surface of the side rails 110 and fixed to the side rails 110 via fastening means, And a rung (120) formed with a mounting groove (121) opened in a downward direction;
A clamp 210 detachably attached to the mounting groove 121 of the rung 120 and having a cushioning member 211 formed on the upper surface thereof and a bolt 220 extending downward from the clip 210, 200);
A protrusion 312 integrally formed on the left side with respect to the pin hole 311 as a reference, a protrusion 312 integrally formed on the right side with respect to the pin hole 311, A base 310 having a groove portion 313 and a groove portion 314 formed at front and rear sides with respect to the groove portion 313 and a pin hole 321 passing through in front and rear directions, The auxiliary cable L 'is divided by the cover 320 having the rib 322 which is integrally formed with the rib groove 322 so as to be removably inserted into the rib groove 314, A wire clamp 300 installed as far as possible;
A rubber pad 400 installed on the inner surface of the pedestal 310 and the cover 320 to protect the auxiliary cable L 'from an external impact;
A spacer 510 which intervenes between the auxiliary cables L 'and reduces the clearance between the auxiliary cables L', and a spacer 510 which is radially disposed around the spacer 510 and is removably inserted into the pin holes 311 and 321 A fixture 500 composed of a binding pin 520 and controlling the detachment / engagement of the wire clamp 300;
And a clamping pin (600) for restricting the protrusion (312) to be inserted into the groove portion (313) and the rib (322) inserted into the rib groove (314) Electrical cable tray for easy installation.

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