KR101952427B1 - Cable tray structure with a reinforced earthquake-proof function - Google Patents

Cable tray structure with a reinforced earthquake-proof function Download PDF

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Publication number
KR101952427B1
KR101952427B1 KR1020180037592A KR20180037592A KR101952427B1 KR 101952427 B1 KR101952427 B1 KR 101952427B1 KR 1020180037592 A KR1020180037592 A KR 1020180037592A KR 20180037592 A KR20180037592 A KR 20180037592A KR 101952427 B1 KR101952427 B1 KR 101952427B1
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KR
South Korea
Prior art keywords
cable tray
metal
connecting
made
flexible
Prior art date
Application number
KR1020180037592A
Other languages
Korean (ko)
Inventor
오금환
Original Assignee
광동지엘씨(주)
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Publication date
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Priority to KR1020180037592A priority Critical patent/KR101952427B1/en
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Publication of KR101952427B1 publication Critical patent/KR101952427B1/en

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/04Protective tubings or conduits or channels or other supports
    • H02G3/0456Ladders or other supports
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/14Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable tray structure in which various cables such as electric wires are installed. More particularly, the present invention relates to a cable tray structure that responds to torsion generated in a longitudinal direction and / or a transverse direction of a cable tray due to an earthquake, To a cable tray structure with enhanced seismic performance, which can effectively prevent a shock caused by an impact caused by an impact to other parts.

Description

{CABLE TRAY STRUCTURE WITH A REINFORCED EARTHQUAKE-PROOF FUNCTION}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable tray structure in which various cables such as electric wires are installed. More particularly, the present invention relates to a cable tray structure that responds to torsion generated in a longitudinal direction and / or a transverse direction of a cable tray due to an earthquake, To a cable tray structure with enhanced seismic performance, which can effectively prevent a shock caused by an impact caused by an impact to other parts.

Generally, in a building such as a house, a building or a factory, various cables such as electric wires are installed in the ceiling, the floor, or the back side. Cable trays are used to easily distinguish these various cables from each other and to align them in terms of function and appearance.

The cable tray includes a pair of side rails extending in parallel to each other on both sides in the width direction, and a cross bar connecting the pair of side rails to each other at regular intervals between the pair of side rails, Lt; / RTI >

Since the side rails of the cable members are manufactured in a uniform length in the manufacturing factory, the pair of side rails adjacent to each other through the connecting members are extended in the longitudinal direction Lt; / RTI >

However, when a shock wave is generated due to an external shock or an earthquake as a pair of side rails are mutually connected in the longitudinal direction through the connecting members, shock waves applied to the side rails cause the connecting member The other side rail connected to the other side is directly transmitted to the other side rails to increase the damage of the earthquake.

KR 10-1266585 B1, 2013. 05. 15. KR 10-2017-0100094A, 2017. 09.04.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in order to solve the problems of the prior art, and it is an object of the present invention to provide a shock absorber which absorbs shock waves generated when an external shock or an earthquake occurs, thereby blocking the transition of the shock wave to the side rail connected to the other side through the connecting member, The cable tray structure having an improved seismic performance.

According to an aspect of the present invention, A second cable tray; A first connecting plate fastened to a side portion of one side rail of the first cable tray, a second connecting plate fastened to a side portion of one side rail of the second cable tray, and a second connecting plate fastened to the first and second connecting plates, And a first flexible braiding cushioning member that couples the first and second connection plates to each other and absorbs shocks transmitted through the first and second connection plates from the first and second cable trays when an earthquake occurs, A first connecting member including a first connecting member; A third connecting plate fastened to the side portion of the other side rail of the first cable tray, a fourth connecting plate fastened to the side portion of the other side rail of the second cable tray, and a third connecting plate fastened to the third and fourth connecting plates A second flexible braiding cushioning member that is fixed and interconnects the third and fourth connection plates and absorbs shocks transmitted from the first and second cable trays through the third and fourth connection plates when an earthquake occurs, And a second connecting member including a first connecting member and a second connecting member.

Preferably, each of the first and second flexible braided cushioning materials comprises a plate structure in which a metal material is processed into a plurality of strands of metal threads or metal pieces, and then a processed metal thread or metal pieces are woven together using a braiding technique . ≪ / RTI >

Preferably, each of the first and second flexible braided cushioning materials is made of a metal fabric or a metal piece, and each of the first and second flexible fabric cushioning cushions is made of a woven fabric made by mutually crossing a warp and a weft, .

Preferably, each of the first and second flexible braided cushioning materials is formed of a woven fabric made by forming loops by using one strand or a plurality of metal seals, .

Preferably, each of the first and second flexible braided cushioning materials is formed of a woven fabric made by forming a warp and a weft from a thin metal piece and an elastic material, and then weaving the metal piece and the rubber piece alternately . ≪ / RTI >

As described above, according to the present invention, since the connecting members interconnecting the adjacent cable trays are interconnected by using the flexible braiding cushioning material, the shock waves generated at the time of external shock or earthquake are buffered through the flexible braided cushioning material So that shock waves can be prevented from being transferred through the cable tray, thereby minimizing damage to the earthquake.

1 is a perspective view illustrating a cable tray structure according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the first cable tray shown in FIG. 1 cut along the first connecting member. FIG.
3 is an enlarged perspective view for explaining the first and second connecting members shown in Fig. 1; Fig.
Fig. 4 is an enlarged view of a part of the flexible braided cushioning material shown in Fig. 3; Fig.
5 is a view showing a state in which a flexible braided cushioning material according to another example of the present invention is made of a knitted fabric.
FIG. 6 is a cross-sectional view of the first and second connecting members shown in FIG. 3; FIG.
FIG. 7 is a process sectional view showing a method of fixing a flexible braided cushioning material to the first and second connecting members shown in FIG. 3; FIG.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and how to accomplish them, will become apparent by reference to the embodiments described in detail below with reference to the accompanying drawings. However, the present invention is not limited to the embodiments described below, but may be embodied in various other forms.

The present embodiments are provided so that the disclosure of the present invention is thoroughly disclosed and that those skilled in the art will fully understand the scope of the present invention. And the present invention is only defined by the scope of the claims. Thus, in some embodiments, well known components, well known operations, and well-known techniques are not specifically described to avoid an undesirable interpretation of the present invention.

In addition, like reference numerals refer to like elements throughout the specification. Moreover, terms used herein (to be referred to) are intended to illustrate the embodiments and are not intended to limit the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. Also, components and acts referred to as " comprising (or comprising) " do not exclude the presence or addition of one or more other components and operations.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless they are defined.

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

FIG. 1 is a perspective view illustrating a cable tray structure according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view illustrating a connection member of the cable tray shown in FIG.

1 and 2, a cable tray structure 10 according to an embodiment of the present invention includes first and second cable trays 11 and 12 disposed adjacent to each other, first and second cable trays 11 , 12) of the first and second connecting members (13, 14) in the longitudinal direction.

The first cable tray 11 includes a pair of side rails 111 and 112 spaced apart at regular intervals so as to be parallel to each other and a pair of side rails 111 and 112 installed between the pair of side rails 111 and 112 , 112) in the width direction.

The second cable tray 12 has the same structure as that of the first cable tray 11, as shown in FIG. The pair of side rails 121 and 122 includes a pair of side rails 121 and 122 and a plurality of cross bars 123. The pair of side rails 121 and 122 are connected to each other through first and second connecting members 13 and 14, To the pair of side rails (111, 112) of the first cable tray (11).

1 and 2, the first connecting member 13 connects the side rails 111 and 121 on one side of the first and second cable trays 11 and 12 in the longitudinal direction and the second connecting member 14 Connect the other side rails 112, 122 of the first and second cable trays 11, 12 in the longitudinal direction.

 3 is an enlarged perspective view for explaining the first and second connecting members shown in Fig. 1. Fig.

1 and 3, a first connecting member 13 according to the present invention includes a first connecting plate 131 fastened to a side surface of a side rail 111 at one side of a first cable tray 11, A second connecting plate 132 which is fastened to a side surface of one side rail 121 of the cable tray 12 and a first flexible braiding cushioning member 133 which interconnects the first and second connecting plates 131, ).

The second connecting member 14 has the same structure as the first connecting member 13 and has a third connecting plate 141 which is fastened to the side portion of the other side rail 112 of the first cable tray 12, A fourth connecting plate 142 which is fastened to the side portion of the other side rail 122 of the cable tray 12 and a second flexible braiding cushioning member 143 which interconnects the first and second connecting plates 141 and 142 ).

Each of the first through fourth connecting plates 131, 132, 141 and 142 is made of a metal plate for a strong fastening force and each has a plurality of fastening holes h formed thereon through which the side rails 111, 112, 121, and 122, respectively. Of course, it may be fastened through welding.

The first and second flexible braided dunnage cushions 133 and 143 are each made of a plate structure in which a plurality of strands or thin flakes are woven together using a braiding technique. 3, one end portion is fixed to the first and third connecting plates 131 and 141, and the other end portion is fixed to the second and fourth connecting plates 132 and 142, respectively.

The plurality of strands or pieces of the floss constituting the first and second flexible braided cushions 133 and 143 are arranged between the first and third connecting plates 131 and 141 and between the second and fourth connecting plates 132 and 142 A metal material may be processed into a thread or a thin flake so as to prevent the cable trays 11 and 12 from being struck by the connecting members 13 and 14 and then they can be manufactured by braiding technique, have.

For example, it is preferable that the first and second flexible braided cushioning materials 133 and 143 are made of a metal material by a braiding method using a stainless steel material, but any one selected from a synthetic resin, a fiberglass or a fabric material, .

4 is an enlarged view of a part of the flexible braided cushioning material shown in Fig.

Referring to FIGS. 3 and 4, the first and second flexible braided dunnage cushions 133 and 143 according to the present invention may be formed of a woven fabric using a weaving technique. For example, the warp yarns 133a and 143a made of a thin metal piece and the weft yarns 133b and 143b may be crossed to form a woven fabric.

The first and third connecting plates 131 and 141 and the second and fourth connecting plates 132 and 132 are formed by using a weaving technique when the first and second flexible braiding cushions 133 and 143 are formed using a weaving technique, It is preferable to form a plurality of strands or thin flakes relatively tightly knitted in order to strongly connect and support each other. However, when the first and second flexible braided cushioning members 133 and 143 are formed by weaving relatively closely together, the shock absorbing property is lowered, and there may be a limit to stably absorb the shock wave of the seismic force.

Accordingly, in the present invention, as shown in Fig. 4, the warp yarns 133a and 143a and the weft yarns 133b and 143b are formed of a thin metal piece a and an elastic rubber piece b, (b) are weaved alternately with a weaving technique to produce the first and second flexible braided cushioning cushions 133 and 143.

As described above, the warp yarns 133a and 143a and the weft yarns 133b and 143b are formed of a thin metal piece a and a rubber piece b of an elastic material, respectively, and are weaved alternately to form first and second flexible braided yarns The shock absorbing members 133 and 143 are made to be relatively closely weaved to improve the waterproof performance while the elasticity of the elastic rubber piece b improves the flexibility and cushioning property to stably absorb shock waves, Can be minimized or prevented.

5 is a view showing a state in which a flexible braided cushioning material according to another example of the present invention is made of a knitted fabric.

5, the flexible braided cushioning material 233 according to another example of the present invention includes a flexible braided cushioning material 233 for strongly connecting and supporting between the first and third connecting plates 131 and 141 and the second and fourth connecting plates 132 and 142, The knitted fabric is knitted using the knitting technique. For example, a single loop or multiple strands of a metal thread can be used to make a loop, and the produced circular rings can be interconnected to form a wide range.

FIG. 6 is a sectional view of the first and second connecting members shown in FIG. 3, and FIG. 7 is a process sectional view showing a method of fixing the flexible braided cushioning material to the first and second connecting members shown in FIG.

6 and 7, first and second flexible braided cushioning cushions 133 and 143 are provided between the first to fourth connecting plates 131, 141, 132 and 142 to absorb an impact generated when an earthquake occurs .

The first to fourth connecting plates 131, 141, 132 and 142 are fastened to the first and second flexible braided cushioning members 133 and 143 in a compression bonding manner, , And a tube structure.

As shown in Fig. 7 (b), after both side portions of the flexible braided cushioning members 133 and 143 are inserted into the first to fourth connecting plates 131, 141, 132 and 142, The first to fourth connecting plates 131, 141, 132 and 142 are pressed to press both side portions of the first and second flexible braided cushioning members 133 and 143 with the first to fourth connections And is stably fixed between the plates 131, 141, 132, and 142.

On the other hand, a plurality of saw blades may be further formed on the inner circumferential surfaces of the first to fourth connection plates 131, 141, 132, and 142 to improve the fixing force between the first and second flexible braided cushioning members 133 and 143 .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. 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 invention as defined by the appended claims.

10: Cable tray structure
11: First cable tray
12: Second cable tray
13: first connecting member
14: second connecting member
111, 112, 121, 122: side rail
113, 123: the crossbar
131: first connection plate
132: second connection plate
141: third connection plate
142: fourth connection plate
133: first flexible knitted cushioning material
143: second flexible braided cushioning material
233: Flexible braided cushioning material

Claims (5)

  1. A first cable tray;
    A second cable tray;
    A first connecting plate fastened to a side portion of one side rail of the first cable tray, a second connecting plate fastened to a side portion of one side rail of the second cable tray, and a second connecting plate fastened to the first and second connecting plates, And a first flexible braiding cushioning member that couples the first and second connection plates to each other and absorbs shocks transmitted through the first and second connection plates from the first and second cable trays when an earthquake occurs, A first connecting member including a first connecting member; And
    A third connecting plate fastened to a side portion of the other side rail of the first cable tray, a fourth connecting plate fastened to a side portion of the other side rail of the second cable tray, and a third connecting plate fastened to the third and fourth connecting plates, And a second flexible braiding cushioning member that interconnects the third and fourth connection plates and absorbs shocks transmitted from the first and second cable trays through the third and fourth connecting plates when an earthquake occurs And a second connecting member,
    The first and second flexible braided cushioning materials are each formed of a plate structure in which a metal material is processed into a plurality of strands of metal thread or metal pieces and then a processed metal thread or metal pieces are woven together using a braiding technique The cable tray structure with enhanced seismic performance.
  2. delete
  3. The method according to claim 1,
    Wherein each of the first and second flexible braided cushioning cushions is made of a metal fabric or a metal piece made of a metal fabric or a woven fabric made by mutually crossing a warp and a weft made of metal or metal, Performance-enhanced cable tray structure.
  4. The method according to claim 1,
    Wherein each of the first and second flexible braided cushioning materials is made of a woven fabric made by forming loops using one strand or a plurality of metal seals and connecting the circular rings to each other, Enhanced cable tray structure.
  5. The method according to claim 1,
    Wherein each of the first and second flexible braided cushioning materials is formed of a woven fabric made by forming a warp and a weft from a thin metal piece and an elastic material rubber piece and then alternately weaving the metal piece and the rubber piece. The cable tray structure with enhanced seismic performance.
KR1020180037592A 2018-03-30 2018-03-30 Cable tray structure with a reinforced earthquake-proof function KR101952427B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020180037592A KR101952427B1 (en) 2018-03-30 2018-03-30 Cable tray structure with a reinforced earthquake-proof function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020180037592A KR101952427B1 (en) 2018-03-30 2018-03-30 Cable tray structure with a reinforced earthquake-proof function

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KR101952427B1 true KR101952427B1 (en) 2019-02-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002142317A (en) * 2000-11-02 2002-05-17 Mitsubishi Electric Corp Flexible connection conductor
KR101128007B1 (en) * 2010-11-02 2012-03-29 아인텍(주) Cable tray with expansion or reduction connection department
KR101266585B1 (en) 2012-03-14 2013-05-22 이동언 Assembly of cable tray
KR20170100094A (en) 2016-02-24 2017-09-04 주식회사 케이에스이엔지 Calbe tray
KR101779741B1 (en) * 2017-03-03 2017-09-19 박종택 Cable Tray

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002142317A (en) * 2000-11-02 2002-05-17 Mitsubishi Electric Corp Flexible connection conductor
KR101128007B1 (en) * 2010-11-02 2012-03-29 아인텍(주) Cable tray with expansion or reduction connection department
KR101266585B1 (en) 2012-03-14 2013-05-22 이동언 Assembly of cable tray
KR20170100094A (en) 2016-02-24 2017-09-04 주식회사 케이에스이엔지 Calbe tray
KR101779741B1 (en) * 2017-03-03 2017-09-19 박종택 Cable Tray

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