KR101835430B1

KR101835430B1 - Connecting device for calbe tray

Info

Publication number: KR101835430B1
Application number: KR1020150157849A
Authority: KR
Inventors: 하경도
Original assignee: 하경도; (주)하이시스이엔지
Priority date: 2015-11-11
Filing date: 2015-11-11
Publication date: 2018-04-20
Also published as: KR20170055579A

Abstract

The present invention relates to a connection and support apparatus for a cable tray, comprising: a joint member which is fastened and fixed to each of a pair of neighboring tray frames to interconnect a pair of tray frames; and a tray frame detachably coupled to the joint member, A pair of right and left fixing plates which are fastened and fixed to the tray frame, and a pair of right and left fixing plates which protrude in a forward direction in a forward direction between the pair of fixing plates, Wherein the support rack includes a support rack having a predetermined length, and a reinforcing bent end is bent rearward on left and right sides while extending upward from a front upper end of the support rack, And an insert piece that is inserted into the passage and is coupled to the projecting support plate.
According to the present invention, it is possible to maintain the rigid support state by improving the strength, reduce the manufacturing cost, and improve the ease of transportation and installation.

Description

Connecting device for cable tray {Connecting device for calbe tray}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection and support apparatus for a cable tray, and more particularly, to a connection and support apparatus for a cable tray capable of maintaining a strong supporting state with excellent strength and reducing manufacturing cost and facilitating transportation and installation.

Generally, cables, pipes (hereinafter collectively referred to as " cables ") of various diameters for supplying power supply or fluid are arranged along a floor, a wall and a ceiling in a factory, a building, Calbe Tray) protects the cable from external environment by accommodating the cables to be installed in the inside, and installs it for the purpose of preventing degradation of aesthetics due to external exposure of cable and solving safety and inconvenience of passengers and workers. .

The cable tray includes a tray frame for receiving and supporting a cable. Since the tray frame has a predetermined length in the longitudinal direction, a plurality of tray frames are arranged in parallel to be arranged on a floor, So that they have a structure in which they are interconnected and supported via the connection support device.

In connection with the connection supporting device for connecting and supporting the tray frame in this way, Korean Patent Laid-Open No. 10-2011-0050113, which is a prior art document, includes a connecting portion 1 for connecting the tray frame, A support portion 2 formed integrally with the connection portion 1 for supporting the tray frame from the bottom surface and a support plate 3 for height adjustment have been proposed.

However, in the case of the prior art proposed in this prior art, the strength of the boundary portion A is weak due to the structure in which the connecting portion 1 and the supporting portion 2 are integrated, It is difficult to firmly support the boundary portion A between the connection portion 1 and the support portion 2, as shown in FIG. 9, when a variety of external forces are repeatedly applied.

Further, in order to reinforce the weakness of such strength, a thicker plate is used to manufacture the connection support device, which not only raises the manufacturing cost due to the increase of the material cost but also increases the weight, so that the transportation and installation work becomes relatively difficult Another problem arises.

In addition, since the connecting portion 1 and the supporting portion 2 are integrated with each other in the prior art, it is necessary to use all the integrated structures in a position where only the connecting function of the cable tray is required, or it may be difficult to use, There is a disadvantage that there is a certain limit to the usability.

Published Patent No. 10-2011-0050113 (Published Date: May 13, 2011)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a joining member and a supporting rack member which are combined with each other to improve the strength of the joining member and the supporting rack member, And it is an object of the present invention to provide a connection and support apparatus for a cable tray which can reduce the manufacturing cost and improve the ease of transportation and installation,

In order to achieve the above object, according to the present invention,

A support rack member for supporting the tray frame, which is connected to the joint member and is connected to each other and separated from the joint member, is connected to the mounting surface, The joint member includes a pair of right and left fixing plates fastened to the tray frame and a protruding support piece protruding forwardly and stepwise between the pair of fixing plates to form a vertical insertion passage between the tray frame and the tray frame The support rack member has a fixed length support rack having left and right sides bent backward and a reinforcing bent end bent rearward at left and right sides while extending upward from a front upper end of the support rack And an insert piece which is fitted in the insertion passage and is coupled to the projecting support plate, The connection support device of the cable tray, characterized in that corresponding to the step height of the inner surface of the projecting supporting piece is started to increase the bending gokdan.

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A vertical bolt is formed in the protruding support piece. A bolt hole is formed in the insert bolt and a bolt hole is fixed to the bolt hole. The bolt hole is passed through the vertical bolt hole and the bolt hole, So that the projecting support piece and the insert piece can be mutually combined in height-adjustable manner.

According to the connection and support apparatus for a cable tray according to the present invention,

Since the strength of the insert piece and the protruding support piece having the reinforcing bent portion is improved, it is possible to maintain the rigid state of the support of the cable tray while minimizing the thickness thereof. Accordingly, the manufacturing cost can be reduced, So that transportation and installation work can be facilitated.

In addition, since the joint member and the support rack member are detachably coupled to each other, it is possible to selectively use only the joint member according to the structure of the cable tray, the installation environment, and the like.

Further, since the support height can be adjusted by adjusting the joining position between the joint member and the support rack member, the height adjustment operation is more convenient, and the manufacturing cost can be reduced by reducing the material cost rather than the configuration of the existing support plate There are advantages.

It is to be noted that, in addition to the effect specifically described above, a specific effect that can be easily derived and expected from the characteristic configuration of the present invention can also be included in the effect of the present invention.

1 is a front view of a connection and support apparatus for a cable tray according to an embodiment of the present invention,
FIG. 2 is a rear view illustrating a connection and support apparatus of a cable tray,
3 is a view illustrating a state in which a connection support device of a cable tray is installed on a tray frame,
FIG. 4 is a cross-sectional view of the installation state of FIG. 3,
5 is a view illustrating a state in which only a joint member is installed,
6 is a diagram illustrating an example for adjusting the engagement position of the joint member and the support rack member,
FIG. 7 is a view illustrating a state in which a connection and support apparatus of a cable tray according to FIG. 6 is installed on a tray frame,
8 is a view illustrating another example for adjusting the joining position of the joint member and the support rack member,
9 is a view illustrating a conventional connection supporting apparatus.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, a preferred embodiment of a connection and support apparatus for a cable tray according to the present invention will be described in detail with reference to the accompanying drawings.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are intended to provide further explanation of the invention to those skilled in the art, It should be noted that the present invention can be reduced or exaggerated for the sake of simplicity.

It should also be noted that in describing an embodiment, when an element is described as being "formed", "connected", "installed", "coupled", or "fixed" May be directly formed, connected, installed, coupled or fixed, but it should be understood that there may be other components in between.

In addition, when describing the embodiments, in the case where it is judged that technical characteristics of the present invention may be unnecessarily blurred as a matter known to those skilled in the art, such as known functions and configurations well known in the art, Description thereof will be omitted.

1 to 5 illustrate the construction and installation of a connection and support apparatus for a cable tray according to an embodiment of the present invention. As illustrated in the drawings, a cable tray according to an embodiment of the present invention The connection support device (hereinafter abbreviated as " connection support device ") may be configured to include a separate joint member 10 and a support rack member 20 mutually independently.

First, the joint member 10 is a part that is fastened to and fixed to a pair of tray frames 200 of a cable tray arranged adjacent to each other and interconnects a pair of neighboring tray frames 200.

The joint member 10 may include a pair of right and left fixing plates 11 and a protrusion supporting piece 12 formed between the pair of fixing plates 11.

As shown in FIG. 3, the pair of fixing plates 11 is a plate member closely attached to a pair of neighboring tray frames 200 and fixed to respective tray frames 200 through bolts.

Therefore, the pair of fixing plates 11 may be formed with fasteners 13 for fastening the bolts with the tray frame 200. The fasteners 13 are formed by two May be formed in various numbers within the scope of the design modification including the formation.

The protruding support pieces 12 are formed so as to protrude forward in a stepped manner between the pair of fixing plates 11 formed on the right and left sides.

When the protruding support piece 12 is formed to be stepped between the pair of fixing plates 11, a certain space is provided between the pair of fixing plates 11, so that the pair of fixing plates 11 are fixed to the tray frame 200 A vertical insertion passage 14 is formed between the projecting support piece 12 and the tray frame 200 so that the insert piece 22 of the support rack member 20 to be described later can be inserted .

Next, the support rack member 20 is detachably coupled to the joint member 10 to support the tray frame 200 interconnected via the joint member 10 at a predetermined height with respect to the installation surface .

The support rack member 20 may include a support rack 21 having a predetermined length, an insert piece 22, and a reinforcing bent end 23.

As shown in FIG. 2, the support rack 21 may have a structure in which a plate member having a predetermined length is bent in a " C "

The insert piece 22 is integrally formed with the support rack 21 so as to extend upward from the upper end of the front side of the support rack 21.

The reinforcing bending step 23 is formed by being bent backward from left and right sides of the insert piece 22.

The insert pieces 22 having the reinforcing bent ends 23 formed on the left and right sides are engaged with the projecting support pieces 12 of the joint member 10 by being fitted into the insertion passages 14 described above.

The bending height h2 of the reinforcing bending end 23 is set to be equal to the step height h1 of the inner side surface of the projecting supporting bending piece 12 so that the insert piece 22 can be inserted into the insertion passage 14 while being closely attached thereto. .

The support rack member 20 is engaged with the joint member 10 by inserting the insert piece 22 into the inside of the projecting support piece 12. At this time, Although not illustrated, it is also possible to add a fastener such as a screw or a piece to the projecting support piece 12 and the insert piece 22 so that the engagement state thereof is fixed.

The joint portion between the support rack member 20 and the joint member 10 as described above has an effect of enhancing the thickness by the bending height h1 of the reinforcing bending end 23, The strength of the joint member 10 and the insert piece 22 can be greatly improved and the joint frame 10 and the support rack member 20 can be minimized in thickness while providing a solid support to the tray frame 200 .

The connection support device of the present invention having the above-described configuration can adjust the support height of the tray frame 200, as in the conventional configuration illustrated in FIG. 9, by adjusting the height of the support rack member 20 The tray frame 200 may be formed by adjusting the engagement position between the projecting support pieces 12 of the joint member 10 and the insert pieces 22 of the support rack member 20. [ So that the support height can be adjusted.

6 to 7, the connection support device of the present invention may further include an adjustment bolt 30, and the protrusion support piece 12 is provided with a vertical slot 15, And a bolt hole 24 and a bolt hole 24 are formed in the insert piece 22 so as to further fix the bolt hole 24 to the rear of the bolt hole 24. [

The adjustment bolt 30 passing through the vertical slot 15 and the bolt hole 24 in the state where the insert piece 22 is fitted in the insertion passage 14 inside the projecting support piece 12 is inserted into the bolt hole 24 through the bolt hole 24, The head part of the adjustment bolt 30 is fastened to the insert 25 to press the protruding support piece 12 so that the protruding support piece 12 and the insert piece 22 are engaged with each other and when the height adjustment is required, The adjusting bolt 30 is slightly loosened and then the adjustment bolt 30 is tightened again in a state where the relative upper and lower positions of the protruding support piece 12 and the insert piece 22 are adjusted. .

8, a piece piece 16 is formed on the protruding support piece 12, and the insert piece 22 is provided with a fastening piece 40. In addition, Piece slot 26 may be formed.

At this time, the left and right widths of the piece elongated holes 26 are smaller than the diameter of the fastening pieces 40.

When the clamping piece 40 is tightened with the relative vertical position of the protruding support piece 12 and the insert piece 22 adjusted, the clamping piece 40 passes through the piece hole 16, The right and left side surfaces of the narrow piece slot 26 are pierced and fastened to each other so that the projecting support piece 12 and the insert piece 22 can be firmly fixed to each other in a positionally adjusted state.

As described above, the configuration of the connection support apparatus according to the present invention has been described. The installation will be briefly described below.

The joint supporting device of the present invention is manufactured by separately separating the joint member 10 serving as a connecting member of the tray frame 200 and the supporting rack member 20 serving as a supporting function, 3, the support rack member 20 is coupled to the joint member 10 to be installed in the tray frame 200. In an installation environment requiring only a connection function, as shown in FIG. 5 Only the joint member 10 can be selectively installed on the tray frame 200 as shown in FIG.

When a connection function and a support function are simultaneously required, that is, when a tray frame 200 is to be interconnected and a supporting force is to be provided to the tray frame 200, a pair of fixing plates 11 are connected to a pair of adjacent trays The pair of fixing plates 11 and the tray frame 200 are bolted to each other so that the pair of tray frames 200 are connected to each other, Is completed.

3 by fitting the insert piece 22 of the support rack member 20 into the insertion passage 14 of the joint member 10 provided as described above, the support rack member 20 is inserted into the joint member 10, Respectively.

In this case, if it is necessary to adjust the height of the tray frame 200, which is arranged according to the uniformity of the mounting surface or the like, the adjustment bolt 30 is adjusted after adjusting the relative vertical position of the insert member 22, The height adjustment may be performed so that the grooves 200 are uniformly arranged.

5, only the joint member 10 may be installed by proceeding only with the installation process of the joint member 10, as shown in FIG. 5, and when only the joint function for interconnecting the tray frames 200 is required, The process of installing the support rack member 20 may be omitted.

As described above, according to the present invention, the joint member and the support rack member can be selectively installed according to the installation environment of the cable tray. In particular, since the joint strength between the joint member and the support rack member is greatly improved, And the thickness of the product can be minimized according to the reinforcing structure of the strength, so that the manufacturing cost can be reduced and the ease of transportation and installation can be improved.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the technical scope of the invention is not limited to the disclosed exemplary embodiments and drawings, It will be understood that the modified equivalent structure is not limited to the scope of the present invention.

The main parts of the accompanying drawings are as follows.
10: joint member 11: fixed plate
12: protruding support piece 14: insertion passage
15: vertical slot 20: support rack member
21: support rack 22: insert
23: reinforcement bending end 25: fastening nut
30: Adjusting bolt

Claims

A joint member 10 which is fastened to and fixed to each of a pair of adjacent tray frames 200 to interconnect the pair of tray frames 200 and a joint member 10 which is separated from the joint member 10, And a support rack member (20) for supporting the interconnecting tray frame (200) with respect to the mounting surface,
The joint member 10 includes a pair of right and left fixing plates 11 fastened to the tray frame 200 and a pair of right and left fixing plates 11 protruding forward in a stepped manner between the pair of fixing plates 11, And a protruding support piece (12) for forming an insertion passage (14)
The supporting rack member 20 has a fixed length support rack 21 having left and right sides bent backward and a supporting rack 21 extending upward from the top of the front of the supporting rack 21, And an insert piece (22) which is formed by bending the end (23) backward and is fitted to the insertion passage (14) and coupled to the projecting support piece (12)
Wherein the folding height (h2) of the reinforcing folding step (23) corresponds to the step height (h1) of the inner side surface of the projecting supporting piece (12).

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The method according to claim 1,
A vertical slot 15 is formed in the protruding support piece 12 and a bolt hole 24 is formed in the insert piece 22 so as to fix the bolt hole 24 to the rear of the bolt hole 24,
The protruding support piece 12 and the insert piece 22 are mutually coupled with each other by a control bolt 30 which is inserted through the vertical slot 15 and the bolt hole 24 and is fastened to the fastening nut 25 And the cable tray is connected to the cable tray.