KR101820447B1

KR101820447B1 - Assembly of cable tray

Info

Publication number: KR101820447B1
Application number: KR1020150188555A
Authority: KR
Inventors: 이동언
Original assignee: 아인텍(주); 이동언
Priority date: 2015-12-29
Filing date: 2015-12-29
Publication date: 2018-01-22
Also published as: KR20170078233A

Abstract

An object of the present invention is to provide an assembly of cable trays and a cable tray for minimizing the occurrence of a gap even if the connecting members interconnecting the side frames are fixed by a minimum fixing member in order to continuously arrange the cable trays in the longitudinal direction. And the like. The cable tray includes a pair of side frames spaced apart from each other at left and right sides and having a plurality of through holes formed at both ends thereof, and a connecting member for interconnecting the side frames to continuously arrange the cable tray in the longitudinal direction. And a fixing member for fixing the connection member to the cable tray after the connection member is in close contact with the inside of the cable tray, wherein the connection member has a pair of protrusion insertion pieces integrally formed at a central portion thereof, Wherein the fixing member is engaged with a slot formed by the protrusion of the insertion piece, the locking piece inserted into the through hole is notched and bent to protrude to one side of the protrusion insertion piece, And a protrusion is formed on the upper side of the engaging piece And sex, the holding member is made of a semi-circular.

Description

[0001] ASSEMBLY OF CABLE TRAY [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembly of cable trays, and more particularly, to an assembly of cable trays capable of supporting a cable with a small clearance even if a connecting member interconnecting the side frames is fixed with a minimum fixing member, To an assembly of cable trays.

Generally, big and small diameter cables are arranged along the ceiling and floor or wall for supply of power supply or fluid to the factory, ship and offshore structure, and the cable arranged in this way gives inconvenience to aesthetics and passers In order to avoid this, the cable tray is used to support and fix it.

A conventional cable tray for supporting and fixing various cables as described above includes a pair of side frames each having a largely constant length and positioned on each of the left and right sides and a hanger (rod-shaped, plate-shaped) .

In addition, since the cable tray has a predetermined length in the longitudinal direction, a plurality of cable trays are connected to the ceiling or wall of the building by connecting members.

An example of such a cable tray can be found in "Cable tray assembly" of Patent Registration No. 10-1266615, which was filed and filed by the present applicant.

1 and 2 show a conventional cable tray assembly.

Referring to FIG. 1, a conventional cable tray assembly includes a pair of side frames 1a having a plurality of through holes 1c formed at both ends thereof, And a connecting member 2 interconnecting the side frames 1a for longitudinally arranging the cable tray 1 in a longitudinal direction of the cable tray 1, 2) are formed so as to protrude by notching-bending each of the resiliently insertable pieces (2a) inserted into the through-hole (1c) in either the vertical direction or the horizontal direction, the resiliently insertable piece (2a) The fixing member 3 is coupled to the slot 2b formed by the protrusion of the resiliently insertable piece 2a so that the one end is integrally provided in the main body of the connecting member 2, .

In order to connect the side frames 1a in order to arrange the cable trays 1 in the longitudinal direction, the assembly of the conventional cable trays configured as described above is formed so as to extend inward of the side frame 1a of the adjacent cable tray 1 The resiliently insertable piece 2a of the connecting member is inserted into the plurality of through holes 1c formed in the side frame 1a and the resiliently inserted piece 2a is inserted into the side surface 1a of the side frame 1a, The fixing member 3 is engaged with the slot 2b formed in the protrusion of the resiliently insertable piece 2a protruded outward of the side frame 1a after being inserted into the through hole 1c of the frame 1a.

However, in the conventional cable tray assembly, a plurality of (four) fixing members 3 fixed to the connecting member 2 connecting the cable tray 1 are required, which raises the manufacturing cost.

Patent Registration No. 10-1266615 {Registration date May 15, 2013}

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems of the prior art, and it is an object of the present invention to provide a cable tray which is small in length even when a connecting member for interconnecting the side frames is fixed by a minimum fixing member, So as to support the cable tray.

Technical Solution In order to achieve the present invention, an assembly of a cable tray includes a cable tray including a pair of side frames spaced apart from each other at left and right sides and having a plurality of through holes formed at both ends thereof, And a fixing member for fixing the cable tray and the connecting member after the connecting member is in close contact with the inside of the cable tray, the connecting member comprising: A pair of protruding insertion pieces are integrally formed, and the fixing member is engaged with a slot formed by the protruding insertion of the protruding insertion piece. On the upper side of the protruding insertion piece, a retaining piece inserted in the through- And the engaging pieces are opened upward, Ex also be formed and, at the same time, the upper engaging convenience is formed with a projection, the holding member is made of a semi-circular.

Further, the projecting insertion piece is integrally provided at one end with the main body of the connecting member, and the tattoo part is separated from the free end.

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In order to accomplish the present invention, an assembly of a cable tray according to the present invention is characterized in that a protruding insertion piece is formed at the center of a connecting member for connecting a cable tray, one fixing member is coupled to the protruding insertion piece, And the locking member is notched and bent at the upper side of the protruding insertion piece so as to be retained in the through hole of the cable tray so that even if the connecting member for interconnecting the side frames is fixed by the minimum fixing member, Can support this cable.

1 and 2 show a conventional cable tray assembly.
3 is a perspective view of an assembly of a cable tray of a first embodiment according to the present invention;
4 is a perspective view showing a connection member of an assembly of a cable tray according to a first embodiment of the present invention in detail.
5 is a front sectional view of the assembly of the cable tray of the first embodiment according to the present invention.
6 is a perspective view of an assembly of a cable tray of a second embodiment according to the present invention.
7 is a perspective view showing the connection member of the cable tray assembly of the second embodiment according to the present invention in detail.
8 is a front sectional view of an assembly of a cable tray according to a second embodiment of the present invention.
9 is a perspective view of a connection member for an assembly of a cable tray according to a third embodiment of the present invention.
10 is a top cross-sectional view of a connecting member for an assembly of a cable tray according to a third embodiment of the present invention.
11 is a planar sectional view showing another embodiment of a connecting member for an assembly of a cable tray according to a third embodiment of the present invention.
12 is a perspective view of a connecting member for an assembly of a cable tray according to a fourth embodiment of the present invention.
FIG. 13 is a top cross-sectional view of a connecting member for an assembly of a cable tray according to a fourth embodiment of the present invention. FIG.
14 is a front sectional view of a connecting member for an assembly of a cable tray according to a fourth embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 3 is a perspective view of an assembly of a cable tray according to a first embodiment of the present invention, FIG. 4 is a perspective view showing a connection member of an assembly of a cable tray of a first embodiment according to the present invention in detail, Sectional view of the assembly of the cable tray of the first embodiment.

3 to 5, an assembly of a cable tray according to the present invention includes a cable tray 10, a connecting member 20, and a fixing member 30.

The cable tray 10 includes a pair of side frames 11 spaced left and right by a predetermined distance and having a plurality of through holes 11a formed at both ends thereof.

Here, the side frames 11 may be connected by a plurality of hanger connecting the side frames 11, or may be formed in a plate shape. In the present invention, a type in which the perforations are formed is shown as an example.

The connecting member 20 interconnects the side frames 11 in order to continuously arrange the cable tray 10 in the longitudinal direction.

The connecting member 20 has a pair of protruding insertion pieces 21 integrally formed at the center thereof and the fixing member 30 is inserted into the slot 21a formed by the protrusion of the protruding insertion piece 21 And the engaging piece 22 inserted into the through hole 11a is notched and bended to protrude to one side of the upper side of the protrusion insertion piece 21. [

The protruding insertion piece 21 is integrally formed at one end with the main body of the connecting member 20 and is separated from the free end 21b to improve elasticity when the fixing member 30 is engaged .

In addition, the latching piece 22 is open to one side of the upper side or the lower side and is formed to protrude vertically, and the side of the latching piece 22 is open to the upper side for the sake of convenience.

The fixing member 30 fixes the cable tray 10 and the connecting member 20 after the connecting member 20 is in close contact with the inside of the cable tray 10.

In addition, the fixing member 30 has a semicircular shape. When the fitting member 30 is inserted into the slot, the fixing member 30 rotates 90 degrees and is fixed to the protrusion insertion piece 21, thereby reducing the gap and increasing the strength.

In addition, the fixing member may be variously changed, such as a semi-circle, a circle, or a shape in which a step is formed in a rectangle.

FIG. 6 is a perspective view of an assembly of a cable tray according to a second embodiment of the present invention, FIG. 7 is a perspective view showing a connection member of the cable tray assembly of the second embodiment according to the present invention in detail, Sectional view of the assembly of the cable tray of the second embodiment. In the following drawings, the same reference numerals are given to the same constituent elements as the constituent elements of the first embodiment in order to prevent the complexity of the description.

This embodiment has the same basic structure as that of the first embodiment except that the engaging piece 22 inserted into the through hole 11a is notched and bent to the upper side of the projecting insertion piece 21, And the engaging piece 22 is protruded so as to be inclined vertically so that the coupling member 20 can be easily coupled to the through hole 11a with the upward direction.

FIG. 9 is a perspective view of a connecting member for an assembly of a cable tray according to a third embodiment of the present invention, FIG. 10 is a top view of a connecting member for an assembly of a cable tray according to a third embodiment of the present invention, Sectional view showing another embodiment of the connecting member for the cable tray assembly of the third embodiment according to the present invention.

9 and 10, the opening direction of the engaging piece 22 is projected so as to be perpendicular to the horizontal direction, and the opening direction of the engaging piece 22 is opened toward the one side, And as shown in FIG. 11, the shape of the retaining piece 22 can be variously changed to a structure that can be easily coupled to the through hole 11a, such as a bent shape.

FIG. 12 is a perspective view of a connection member for an assembly of a cable tray according to a fourth embodiment of the present invention, FIG. 13 is a top view of a connection member for an assembly of a cable tray according to a fourth embodiment of the present invention, Sectional view of a connecting member for an assembly of a cable tray according to a fourth embodiment of the present invention.

This embodiment has the same basic structure as the first embodiment except that the engaging pieces 22 are protruded perpendicularly in the vertical direction so as to be opened toward one side and the protrusions 22 The projecting portion 22a is protruded upward from the through hole 11a while being supported by the through hole 11a of the side frame 11 by the engaging piece 22 so that the supporting force can be improved.

The assembly of the cable tray according to the present invention having the structure described above is constructed so that the side frames 11 of the adjacent cable tray 10 are connected to each other in order to interconnect the side frames 11 in order to continuously arrange the cable trays 10 in the longitudinal direction The engaging pieces 22 of the connecting members are inserted into the plurality of through holes 11a formed in the side frame 11. [

At this time, the latching piece 22 can be changed into various forms as in the first to fourth embodiments, and the latching piece 22 protrudes to one side and is coupled to the through-hole 11a of the side frame 11 .

When the protruding insertion piece 21 formed on the connecting member 20 is inserted into another through hole 11a while the retaining piece 22 is engaged with the through hole 11a, The cable tray 10 can be connected without the flow of the connecting member 20 when the fixing member 30 is coupled to the slot 21a formed by the protrusion of the connecting member 20. [

In addition, the elasticity of the fixing member 30 can be improved by the free end 21b formed in the tread portion of the protruding insertion piece 21. [

The present invention has been described with reference to the embodiments shown in the attached drawings, but it will be understood that various modifications and other embodiments are possible for those skilled in the art.

10: Cable tray 11: Side frame
11a: through hole 20: connecting member
21: protruding insertion piece 21a: slot
21b: free end 22:
22a: protrusion 30: fixing member

Claims

A cable tray 10 including a pair of side frames 11 spaced apart from each other at left and right sides and having a plurality of through holes 11a formed at both ends thereof,
A connecting member 20 for interconnecting the side frames 11 to continuously arrange the cable tray 10 in the longitudinal direction,
And a fixing member 30 for fixing the cable tray 10 and the connecting member 20 after the connecting member 20 is in close contact with the inside of the cable tray 10,
The connecting member 20 has a pair of protruding insertion pieces 21 integrally formed at the center thereof and the fixing member 30 is coupled to the slot 21a formed by the protruding insertion of the protruding insertion piece 21 And an engaging piece 22 inserted into the through hole 11a is notched and bent so as to protrude to one side of the upper side of the protruding insertion piece 21,
The latching piece 22 is upwardly opened and vertically protruded, and a protrusion 22a is formed on the latching piece 22,
Wherein the fixing member (30) is semicircular.

The assembly of claim 1, wherein the protruding insertion piece (21) is integrally formed at one end with the main body of the connecting member (20), and the free end of the protruding insertion piece (21) is separated.

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