KR100655128B1 - A construction method of cable tray - Google Patents

A construction method of cable tray Download PDF

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Publication number
KR100655128B1
KR100655128B1 KR1020060068186A KR20060068186A KR100655128B1 KR 100655128 B1 KR100655128 B1 KR 100655128B1 KR 1020060068186 A KR1020060068186 A KR 1020060068186A KR 20060068186 A KR20060068186 A KR 20060068186A KR 100655128 B1 KR100655128 B1 KR 100655128B1
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KR
South Korea
Prior art keywords
tray
socket
hanger
construction method
width
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KR1020060068186A
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Korean (ko)
Inventor
홍창선
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주식회사 진솔엔지니어링건축사사무소
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Priority to KR1020060068186A priority Critical patent/KR100655128B1/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/26—Installations of cables, lines, or separate protective tubing therefor directly on or in walls, ceilings, or floors
    • H02G3/263—Installation, e.g. suspension, of conduit channels or other supports
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/28—Installations of cables, lines, or separate protective tubing therefor in conduits or ducts pre-established in walls, ceilings or floors
    • H02G3/281—Installations of cables, lines, or separate protective tubing therefor in conduits or ducts pre-established in walls, ceilings or floors in ceilings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/36—Installations of cables or lines in walls, floors or ceilings
    • H02G3/38—Installations of cables or lines in walls, floors or ceilings the cables or lines being installed in preestablished conduits or ducts
    • H02G3/381—Installations of cables or lines in walls, floors or ceilings the cables or lines being installed in preestablished conduits or ducts in ceilings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G2200/00—Indexing scheme relating to installation of electric cables or lines covered by H02G

Abstract

A construction method of a cable tray is provided to stably fix a hanger to a ceiling slab and to remove an additional tool for installing the hanger such as a drill. In a construction method of a cable tray, a socket unit has a plurality of sockets connected by a connection rib(154) in width and longitudinal directions of a tray, wherein the socket has a female screw on the inner peripheral surface, a circular rib(151) on the outer peripheral surface, a flange at the lower part. Each socket unit is located at the position corresponding to the width of the tray. The flange is fixed on a mold(100) by a nail. The upper part of the socket is connected to an end cap(155). The mold(100) is removed after curing a ceiling slab(40) by casting concrete on the mold(100). A hanger(20) having a screw unit(21) at the upper part is screw-coupled with the socket at the desirable position among the plurality of sockets. The tray is fixed to the lower part of the hanger(20) by a fixing bolt.

Description

전기공사의 전력케이블 트레이 시공방법{A construction method of cable tray}A construction method of cable tray

도 1은 전력케이블 트레이 조립체를 나타낸 사시도,1 is a perspective view showing a power cable tray assembly;

도 2는 종래 전력케이블 트레이의 시공방법을 설명하기 위한 개략도,2 is a schematic view for explaining a construction method of a conventional power cable tray,

도 3 및 도 4는 본 발명 시공방법을 설명하기 위한 개략도이다.3 and 4 is a schematic view for explaining the construction method of the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

10...트레이 20...행거10 ... tray 20 ... hanger

30...고정볼트 40...천정슬라브30 ... fixed bolt 40 ... ceiling slab

100...거푸집 150...소켓100.Die 150 ... Socket

151...환형리브151 ... Round Rib

본 발명은 전기공사의 전력케이블 트레이 시공방법에 관한 것으로써, 특히 전력케이블이 안내되는 트레이(tray)의 폭에 따라 트레이 행거(hanger)를 간편하게 이동 고정시킬 수 있고, 또한 행거를 안정하게 고정시킬 수 있도록 한 전기공사의 전력케이블 트레이 시공방법에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for constructing a power cable tray of an electric work. In particular, the tray hanger can be easily moved and fixed according to the width of the tray where the power cable is guided, and the hanger can be stably fixed. The present invention relates to a method for constructing a power cable tray of an electric work.

도 1 및 도 2를 참조하면, 일반적으로 공장이나 건물의 시설물에 전력공급 및 통신을 위해 설치되는 전력케이블 트레이(10; cable tray)는 건물의 천정슬라브(40) 저부에 행거(20; hanger)에 의해서 지지되어서 전력케이블을 소망하는 위치로 배선되도록 안내한다.1 and 2, a power cable tray 10, which is generally installed for power supply and communication to a facility of a factory or a building, has a hanger 20 at the bottom of a ceiling slab 40 of a building. Guided to support the power cable to the desired position.

이러한 전력케이블 트레이(10)의 시공방법은, 먼저 천정슬라브(40) 저면에 트레이(10) 폭(A)에 대응하는 위치에서 드릴(미도시)등의 공구로 결합홈(41)을 일정깊이로 형성하고, 결합홈(41)에 암나사가 형성된 소켓(50)을 삽입시킨다.In the construction method of the power cable tray 10, first, the coupling groove 41 is drilled at a position corresponding to the width A of the tray 10 on the bottom surface of the ceiling slab 40 using a tool such as a drill (not shown). And a socket 50 having a female thread formed therein into the coupling groove 41.

이어서 상단에 수나사(21)가 형성된 행거(20)를 소켓(50)에 결합고정시키고, 행거(20)의 타단에 트레이(10)를 위치시켜서 고정볼트(30)를 조임하여 트레이(10)를 설치시공한다.Then, the hanger 20 having the male screw 21 formed at the top is fixed to the socket 50, and the tray 10 is positioned at the other end of the hanger 20 to tighten the fixing bolt 30 to tighten the tray 10. Install it.

그러나 이와 같은 시공방법은 트레이의 현장시공시 트레이(10)의 설치위치가 설계변경되는 경우 또는 전력케이블 수가 증가되어 보다 큰 폭의 트레이가 설치되는 경우, 행거(20)의 고정위치가 변경되므로 드릴 및 소켓(50)을 준비하여야 되고 별도로 다른 위치에 결합홈(41)을 형성하여야 하는 번거로움이 있다.However, such a construction method in the case of the installation of the tray 10 during the site construction of the tray, or when a larger width tray is installed due to the increase in the number of power cables, the fixed position of the hanger 20 is changed, so the drill And the socket 50 has to be prepared and there is a hassle to form a coupling groove 41 in another position separately.

또한, 행거(20)의 안정된 고정을 위하여 천정슬라브(40)의 결합홈(41)에 합성수지재의 소켓(41)을 결합시키지만, 설치되는 전력케이블수의 증가 및 트레이(10)의 하중에 의해서 소켓(50)이 결합홈(41)으로부터 이탈되는 위험요소가 있다.In addition, although the socket 41 of the synthetic resin material is coupled to the coupling groove 41 of the ceiling slab 40 for the stable fixing of the hanger 20, the socket is increased due to the increase in the number of power cables installed and the load of the tray 10. There is a risk that the 50 is separated from the coupling groove (41).

또한, 천정슬라브(40)의 시공후 드릴등의 공구로 결합홈(41)을 형성하게 되므로, 드릴 시공시 콘크리트 분진등이 낙하하게 되어 오염의 문제 뿐만 아니라 작 업자의 안전에도 악영향이 있다.In addition, since the coupling groove 41 is formed by a tool such as a drill after the construction of the ceiling slab 40, concrete dust, etc., fall during the drill construction, thereby adversely affecting not only the problem of contamination but also the safety of the worker.

본 발명은 상기와 같은 문제점을 해결하기 위하여 창출된 것으로써, 트레이의 폭에 따라 간편하게 행거를 설치할 수 있고, 행거가 천정슬라브에 안정되게 고정유지될 수 있으며, 별도로 행거 설치를 위한 드릴등의 작업공구가 요구되지 않도록 한 전기공사의 트레이 시공방법을 제공하는 데 목적이 있다.The present invention was created in order to solve the above problems, can be easily installed hanger according to the width of the tray, the hanger can be stably fixed to the ceiling slab, work such as a drill for installing the hanger separately It is an object of the present invention to provide a tray construction method for electric work, in which a tool is not required.

상기 목적을 달성하는 본 발명 전기공사의 전력케이블 트레이 시공방법은,Power cable tray construction method of the present invention electrical construction to achieve the above object,

내주면에 암나사가 형성되고 외주면에 환형리브가 형성되며 하단부에 플랜지가 형성된 복수의 소켓들이 연결리브에 의해서 트레이의 폭방향 및 길이방향으로 연결된 소켓유니트를 준비하고, Female sockets are formed on the inner circumferential surface, annular ribs are formed on the outer circumferential surface, and a plurality of sockets having flanges formed at the lower end thereof are prepared by connecting sockets in the width and length directions of the tray.

각 소켓유니트를 상기 트레이 폭에 대응되는 위치에 위치시키고 상기 플랜지에 못을 박아서 거푸집에 고정시키고 상기 소켓의 상단부를 엔드캡을 결합시킨 후,Place each socket unit in a position corresponding to the tray width, nail it to the flange to fix it in the formwork, and join the top end of the socket to the end cap,

상기 거푸집에 콘크리트를 타설하여 천정슬라브를 양생한 후 상기 거푸집을 제거하며,Placing concrete in the formwork to cure the ceiling slab and then remove the formwork,

상단에 나사부가 형성된 행거를 상기 복수의 소켓중 원하는 위치의 소켓에 나사결합시키고,Screw the hanger with a threaded portion at the top to the socket of the desired position of the plurality of sockets,

상기 행거의 하단에 상기 트레이를 고정볼트로 고정하여 설치하는 것을 특징으로 한다.It is characterized in that the tray is fixed to the lower end of the hanger installed by fixing bolts.

이하 첨부된 도면을 참조하면서 본 발명에 따른 바람직한 실시예를 상세히 설명한다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

본 발명 시공방법에 적용되는 전력케이블 트레이 조립체는 도 1에서와 같이 전력케이블 트레이(10)들이 행거(20)에 의해서 천정슬라브 저면으로부터 일정간격 유지된채 지지되어 시공된다.In the power cable tray assembly applied to the construction method of the present invention, as shown in FIG. 1, the power cable trays 10 are supported by the hanger 20 while being supported by a predetermined distance from the bottom of the ceiling slab.

본 발명 시공방법을 통하여는 트레이(10) 폭이 변경되는 경우에도 행거(20)를 간편하게 천정슬라브에 고정시킬 수 있고, 또한 행거(20)들이 천정슬라브에 안정되게 고정유지될 수 있으며, 트레이 시공후 약간의 트레이 시공위치가 변경되더라도 간편하게 행거를 위치변경하여 시공할 수 있게 한다.According to the construction method of the present invention, even when the width of the tray 10 is changed, the hanger 20 can be easily fixed to the ceiling slab, and also the hangers 20 can be stably fixed to the ceiling slab, and the tray construction Even if the construction position of the tray is changed after a while, it is possible to easily change the position of the hanger.

이하 도 1, 도 3 및 도 4를 참조하면서 본 발명 시공방법을 상세히 설명한다.Hereinafter, the construction method of the present invention will be described in detail with reference to FIGS. 1, 3, and 4.

먼저, 도 4에서와 같이, 내주면에 암나사(152)가 형성되고 외주면에 환형리브(151)가 형성되며 하단부에 플랜지(153)가 형성된 복수의 소켓(150)들이 연결리브(154)에 의해서 연결된 소켓유니트(250)를 복수 준비한다.First, as shown in FIG. 4, the female thread 152 is formed on the inner circumferential surface, the annular rib 151 is formed on the outer circumferential surface, and the plurality of sockets 150 having the flange 153 formed at the lower end thereof are connected by the connecting rib 154. Plural socket units 250 are prepared.

준비된 소켓유니트(250)를 트레이(10)의 폭에 대응하는 위치에서 거푸집(100)에 고정시킨다. 이때 플랜지(153)에 못(161)을 박아서 거푸집(100)에 고정시키고, 소켓(150)의 상단부에 엔드캡(155)을 결합하여서 추후 타설되는 콘크리트가 소켓(150) 내부로 진입되는 것을 방지시킨다.The prepared socket unit 250 is fixed to the formwork 100 at a position corresponding to the width of the tray 10. At this time, the nail 161 is driven into the flange 153 to be fixed to the formwork 100, and the end cap 155 is coupled to the upper end of the socket 150 to allow concrete to be poured into the socket 150. Prevent it.

이어서 도 3에서와 같이, 상기 거푸집(100)에 콘크리트를 타설하여 천정슬라브(40)를 양생한 후 상기 거푸집(100)을 제거시킨다.Subsequently, as shown in FIG. 3, after the concrete is poured into the formwork 100 to cure the ceiling slab 40, the formwork 100 is removed.

이때, 소켓유니트(250)에는 복수의 소켓(150)들이 트레이(10)의 폭방향 및 길이방향으로 형성됨으로써, 설치되는 트레이(10)의 폭에 따라 행거(20)를 결합시킬 수 있게 된다.In this case, the plurality of sockets 150 are formed in the socket unit 250 in the width direction and the length direction of the tray 10, so that the hanger 20 may be coupled to the socket unit 250 according to the width of the tray 10.

또한, 소켓(150)의 외주면에는 환형리브(151)가 형성됨으로써, 콘크리트 타설하여 천정슬라브(40)를 형성한 후에는 소켓(150)이 전력케이블의 하중이나 트레이(10)의 하중에 의해서 천정슬라브(40)로부터 이탈되지 아니한다.In addition, since the annular rib 151 is formed on the outer circumferential surface of the socket 150, after the concrete is laid and the ceiling slab 40 is formed, the socket 150 is suspended from the ceiling by the load of the power cable or the load of the tray 10. There is no deviation from the slab 40.

이어서 상단에 나사부(21)가 형성된 행거(20)를 상기 복수의 소켓(150)중 원하는 위치의 소켓(150)에 나사결합시킨다.Subsequently, the hanger 20 having the threaded portion 21 formed thereon is screwed into the socket 150 at a desired position among the plurality of sockets 150.

즉, 설치하고자 하는 트레이(10)의 폭에 대응되는 위치의 소켓(150)에 행거(20)를 나사결합시킨다.That is, the hanger 20 is screwed to the socket 150 at a position corresponding to the width of the tray 10 to be installed.

이어서 상기 행거(20)의 하단에 도 1에서와 같이, 상기 트레이(10)를 고정볼트(30)로 고정하여 설치한다.Subsequently, as shown in FIG. 1, the tray 10 is fixed to the lower end of the hanger 20 by a fixing bolt 30.

상기와 같은 본 발명 시공방법은 다음과 같은 이점을 가진다.The construction method of the present invention as described above has the following advantages.

첫째, 복수의 소켓(150)이 연결리브(154)에 의해서 연결된 소켓유니트(250)를 천정슬라브(40)에 매립시공함으로써, 트레이(10)의 폭에 따라 행거(20)를 간편하게 이동결합시킬 수 있어 시공작업이 편리하다.First, the socket units 250 connected by the plurality of sockets 150 by the connecting ribs 154 are embedded in the ceiling slab 40 so that the hanger 20 can be easily moved and coupled according to the width of the tray 10. Construction work is convenient.

즉, 트레이의 설치후 전력케이블수의 증가에 따른 큰 폭의 트레이로 변경설치되더라도 종래에서와 같이 별도로 행거(20) 조립을 위한 결합공의 시공작업을 요구하지 않는다.In other words, even if the tray is changed to a larger width in accordance with the increase in the number of power cables after installation of the tray, the construction work of the coupling hole for assembling the hanger 20 is not required as in the related art.

이에 따라서 종래 드릴등의 공구로 결합공을 형성함에 따른 천정슬라브의 분 진등의 발생을 방지시킨다.Accordingly, it is possible to prevent the occurrence of dust of the ceiling slab by forming a coupling hole with a tool such as a conventional drill.

둘째, 소켓(150)의 외주면에 환형리브(151)를 형성시킨 후 콘크리트를 타설하여 천정슬라브(40)를 시공함으로써, 시공된 천정슬라브(40)에 소켓(150)이 안정되게 결합유지되므로 전력케이블 및 트레이(10)의 하중에 의해서도 안정되게 행거(20)가 결합유지되게 된다.Second, by forming the annular rib 151 on the outer circumferential surface of the socket 150 and placing the concrete slab 40 by pouring concrete, the socket 150 is stably coupled to the constructed ceiling slab 40 to maintain power The hanger 20 is stably held even by the load of the cable and the tray 10.

Claims (1)

전기공사의 전력케이블 트레이 시공방법에 있어서,In the electric cable tray construction method of electric work, 내주면에 암나사(152)가 형성되고 외주면에 환형리브(151)가 형성되며 하단부에 플랜지(153)가 형성된 복수의 소켓(150)들이 연결리브(154)에 의해서 트레이(10)의 폭방향 및 길이방향으로 연결된 소켓유니트(250)를 준비하고, Female socket 152 is formed on the inner circumferential surface, annular rib 151 is formed on the outer circumferential surface, and a plurality of sockets 150 having a flange 153 formed at the lower end thereof are connected to each other in the width direction and length of the tray 10 by the rib 154. Prepare the socket unit 250 connected in the direction, 각 소켓유니트(250)를 상기 트레이(10) 폭에 대응되는 위치에 위치시키고 상기 플랜지(153)에 못(161)을 박아서 거푸집(100)에 고정시키고 상기 소켓(150)의 상단부에 엔드캡(155)을 결합시킨 후,Place each socket unit 250 at a position corresponding to the width of the tray 10, and nail the nail 161 to the flange 153 to fix it to the formwork 100, the end cap on the upper end of the socket 150 After combining 155, 상기 거푸집(100)에 콘크리트를 타설하여 천정슬라브(40)를 양생한 후 상기 거푸집(100)을 제거하며,Placing concrete on the formwork 100 to cure the ceiling slab 40 and then remove the formwork 100, 상단에 나사부(21)가 형성된 행거(20)를 상기 복수의 소켓(150)중 원하는 위치의 소켓(150)에 나사결합시키고,Screw the hanger 20, the threaded portion 21 is formed on the top of the plurality of sockets 150 to the socket 150 of the desired position, 상기 행거(20)의 하단에 상기 트레이(10)를 고정볼트(30)로 고정하여 설치하는 것을 특징으로 하는 전기공사의 전력케이블 트레이 시공방법.Power cable tray construction method of the electric work, characterized in that the tray 10 is fixed to the lower end of the hanger 20 is installed by fixing bolts (30).
KR1020060068186A 2006-07-20 2006-07-20 A construction method of cable tray KR100655128B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102169550B1 (en) 2020-04-22 2020-10-23 주식회사 한국나이스기술단 Information and Communication Cable Tray for Exterior Installation of Apartment Buildings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102169550B1 (en) 2020-04-22 2020-10-23 주식회사 한국나이스기술단 Information and Communication Cable Tray for Exterior Installation of Apartment Buildings

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