KR100731555B1 - Support member of underground cable for high-voltage electric cable - Google Patents

Abstract

A high voltage cable supporting bar for an underground power cable is provided to prevent the power cable from being damaged by an excavator by installing the high voltage cable supporting bar to support the power cable. A power cable(50) penetrates a middle supporting bar(10). A connection hole is penetrated on a corner of a rectangular frame of the middle supporting bar(10). A subsidence prevention unit(20) is inserted into a sliding groove of the rectangular frame. High voltage cable supporting bars(30,30') are installed to penetrate both sides of a middle frame. Grooves are formed on upper/lower planes of a body. A rectangular protrusion unit and a rounding protrusion unit are formed on the upper/lower plane of the body. A fixed protrusion is protrusively formed on an upper plane of a length direction of the body. A plurality of protrusion parts are protruded on a plane of the rectangular plate unit. An installation plane is formed in a rounding shape on an end of the protrusion part. An adiabatic plate(40) supports the power cable(50) which is inserted into the installation plane and an installation U-groove. A connection bar(60) is formed to be closely adhered to upper/lower planes of the high voltage supporting bar(30,30'). The upper/lower planes of the connection bar(60) are formed to have the same shape with the rounding protrusion unit of the high voltage supporting bars(30,30') and a rounding plane of the middle supporting bar(10). A U-steel rod(70) penetrates a connection hole of the middle supporting bar(10) and is connected to the connection hole by a nut(75). An indicator(80) is located on an upper plane of the U-steel rod(70) and is installed on a higher position than the ground.

Description

SUPPORT MEMBER OF UNDERGROUND CABLE FOR HIGH-VOLTAGE ELECTRIC CABLE}

1 is a perspective view of the installation of the high voltage cable support for underground power cable embedding of the present invention,

Figure 2 is an exploded perspective view of the high-voltage cable support for underground power cable embedding of the present invention,

Figure 3 is an exploded perspective view showing one set of the high-voltage cable support and the heat insulation board of the present invention,

Figure 4 is a cross-sectional view showing a buried state of the present invention underground power cable buried high voltage cable support;

Figure 5 is a cross-sectional view showing a state in which the present invention underground power cable embedding high voltage cable support in the longitudinal direction.

<Description of the symbols for the main parts of the drawings>

10; Intermediate supports 11; Square frame

12; Fastening hole 13; Middle frame

14; Rounding face 15; Sliding groove

20; Subsidence protection 21; T-shaped body

22; Sliding protrusion 23; Rounding face

24; Protrusion 30,30 '; Power cable support

31; Body 32; Square stone

33; Seating U groove 34; Rounding Dolphin

35; Fixing protrusions 36; Splice

37; Fixing projection groove 38; Splice insert

40; Insulation plate 41; Square plate part

42; Projection 43; Seating surface

50; Power cable 60; Connecting rod

70; U rod 71; Bolt part

80; Marker sphere 81; Home

82; Insert U groove

The present invention relates to an electrical installation, and in particular, when buried underground power cable to be buried to prevent settlement by using a high-voltage cable support, and a cover is installed on the ground to easily embed the underground power cable buried position and depth The present invention relates to a high-voltage cable support for underground power cable embedding to grasp and prevent an accident during work.

In modern times, as industrialization and informatization accelerate, power consumption is increasing, and their supply is supplied from the place of production to the place of consumption through cable.

These cables are installed in the ground in consideration of urban aesthetics and movement obstacles of people or vehicles, and are usually laid in the ground spaced from a sidewalk or the ground. In case of construction that requires excavation work such as road repair, cable repair and additional installation while underground cable is buried, it is unavoidable to excavate the ground by using excavator which is heavy equipment and to repair and install underground cable. Done.

During such excavation work, the cable is frequently damaged during the work without the operator's carelessness and the underground cable laying condition. In order to minimize the damage of the underground cable embedded in the ground, It is being installed.

The underground cable protective plate is a block that protects the cable with a plate of a simple synthetic resin material, which is easily broken during the excavation work, and the underground cable is damaged, as well as the lower support plate and the upper protective plate are simply without a separate fixing means. It is often installed to be interviewed in the upper and lower parts of the underground cable, often caused by the sinking and flow occurs due to natural phenomena such as rainy weather, thereby causing a problem that the protection of the cable is not effectively achieved.

The present invention provides an electrical installation that is constructed to prevent damage of the above-mentioned underground cable, and in particular, when buried underground power cable buried to prevent settlement by using a high-voltage cable support and a ground cover Its purpose is to provide a high voltage cable support for underground power cable embedding, which can be installed at the underground power cable to easily locate the buried position and the depth of embedding to prevent accidents during work.

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

1 is an exploded perspective view of the installation of the high voltage cable support for underground power cable embedding of the present invention, FIG. 2 is an exploded perspective view of the high voltage cable support for underground power cable embedding of the present invention, and FIG. 3 is an exploded perspective view showing a pair of the high voltage cable support of the present invention and a heat insulating plate. 4 is a cross-sectional view showing a buried state of the present invention underground power cable embedding high voltage cable support, Figure 5 is a cross-sectional view showing a state of the underground power cable embedding high voltage cable support in the longitudinal direction.

For reference, in describing the present invention, when it is determined that a detailed description of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof is omitted.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of a user or an operator.

Therefore, the definition should be made based on the contents throughout the specification.

The present invention looks at the member used to protect the underground power cable 50, the intermediate support 10 formed in the shape of a square, the anti-sink 20 inserted into both sides of the intermediate support 10, the intermediate support ( 10) is in close contact with the two sets of high-voltage cable support 30 and the heat insulating plate 40, the rounded seating surface 43 of the heat insulating plate 40 inserted into the mounting U groove () of the high-voltage cable support (30). Through the power cable 50, the intermediate support (10) to be connected to the support 60 in close contact with the outside of the high-voltage cable support 30, the nut 45 to penetrate through the fastening hole 12 of the intermediate support (10) U steel bar 70 is fastened to, and the upper portion of the U steel bar 70 includes a cover 80 to be penetrated through the insertion U groove 82 seated on the ground (GL).

The intermediate support 10 is a member that is installed and supported so that the power cable 50 penetrates at a predetermined interval, and the intermediate support 10 has a fastening hole 12 penetrating to the corners of the square frame 11 and the square frame 11. The middle frame 13 is integrally formed in the center of the inner side, and sliding grooves 15 are formed on both side surfaces of the square frame 11.

In addition, the intermediate support 20 is formed by penetrating the upper and lower surfaces of the intermediate frame 13, the through surface of the intermediate frame 13 is a rounded surface 14 is formed.

Accordingly, the intermediate support 10 has two high-voltage cable supports 30 and a heat insulating plate 40 formed in one set penetrating both sides of the intermediate frame 13, and settled in the sliding groove 15 of the square frame 11. The prevention tool 20 is inserted and coupled.

The subsidence prevention device 20 has a sliding protrusion 22 vertically protruding vertically on one side of the T-shaped body 21, and a rounding surface 23 is formed on the lower side of the T-shaped body 21, and a T-shaped body ( A plurality of protrusions 24 protruding on the upper surface of the 21 is formed in succession in the form of unevenness.

The settling stopper 20 is inserted into both side sliding grooves 15 of the intermediate support 10 to oppose settlement.

The high-voltage cable support (30) (30 ') is a member of two sets, irregularities (凹凸) are formed on the upper and lower surfaces of the body 31, the square protrusion 32 and the upper and lower surfaces of the body 31 The rounding protrusion 34 is connected to each other, and the seating U groove 33 is formed on the upper surface of the body 31.

In addition, the high-voltage cable support 30 is formed by the fixing projections 35 protrude adjacent to the corners on the upper surface of both sides in the longitudinal direction of the body 31, the coupling hole 36 in the intermediate position where the two fixing projections 35 are formed. It is vertically formed in the shape of a square plate, the high-voltage cable support (30 ') is coupled to the intermediate position where the fixing projection groove 37 is formed adjacent to both side edges of the body 31 and two fixing projection grooves 37 are formed. A spherical insert 38 is formed.

Therefore, the fixing protrusion 35 and the coupling hole 36 of the high-voltage cable support 30 positioned at the lower portion are provided in the fixing protrusion groove 37 and the coupling insertion slot 38 of the high-voltage cable support 30 '. Inserted and combined.

The heat insulating plate 40 is positioned in close contact between the high-voltage cable support 30, 30 'in a member of a set of two, the heat insulating plate 40 is a plurality of projections 42 on one side of the square plate portion 41 It protrudes and the seating surface 43 is rounded at the end of the projection 42.

Therefore, as shown in FIG. 4, two sets are installed between the intermediate frame 13 of the intermediate support 10 in a state where the high voltage line support 30 ′, the heat insulation plate 40, the heat insulation plate 40, and the high voltage line support 30 are integrally in close contact with each other. And the connection table 60 is in close contact with the high-voltage cable support 30, 30 'of the outer side is installed.

The connecting rod 60 is formed in a shape that can be in close contact with the lower and upper surfaces of the high-voltage cable support 30, 30 ', respectively, the upper and lower surfaces of the connecting table 60, respectively, the rounding surface 14 of the intermediate support 10 And the rounding protrusions 34 of the high-voltage cable supports 30 and 30 '.

Accordingly, two connecting rods 30 are installed as shown in FIG. 4 to protect the outside of the high-voltage cable supports 30 and 30 'by penetrating the intermediate support 10.

The U steel bar 70 is formed in the U-shape by bending the center in the longitudinal direction using a metal rod (ROD), the bolt portion 71 having a thread on both sides in the longitudinal direction is formed fastening hole of the intermediate support 10 It penetrates through 12 and is fastened by the nut 75.

The U steel bar 70 is installed between the ground (G.L) and the intermediate support 10 located in the ground.

The cover 80 is in the form of a rectangular parallelepiped, and the display groove 81 is formed on the upper surface of the rectangular shape, and the U groove 82 is formed in two rows along the longitudinal direction of the rectangular parallelepiped body.

Therefore, in the cover 80, the plastic plate can be attached to the display groove 81 with an adhesive in a state in which the name is written on the display groove 81, such as a power cable or a communication cable, on the display groove 81, and the insertion U groove ( The upper surfaces of the two U steel bars 70 are inserted and positioned at 82.

A state in which members for protecting the power cable 50 as described above are installed will be described.

The power cable 50 has two sets of heat insulating plates 40 closely contacted between two sets of high voltage line supports 30 and 30 'so that the fixing protrusions 35 and the coupling holes 36 of the high voltage line supports 30 are maintained. ) Is inserted into and coupled to the fixing protrusion groove 37 of the high-voltage cable support 30 'which is located at the upper portion and the coupler insert 38.

Therefore, in the state where the power cable 50 is positioned between the power cable support 30, 30 ′ and the heat insulating plate 40, the connecting rod 60 coincides with the outside of the power cable support 30, 30 ′. Since a short circuit occurs in the power cable 50, which is a high-voltage cable, or when the excavation work is performed at the position where the power cable 50 is embedded, the damage of the power cable 50 by the excavator can be prevented. do.

In particular, since the U steel bar 70 is installed on the intermediate support 10 and the cover port 80 is installed on the upper surface of the U steel bar 70, the worker has a power cable 50 installed at a certain depth in the excavation work. It can be seen that the efficiency of the work progress can be achieved.

As described above, the present invention is a high-voltage cable support is installed to effectively prevent damage to the underground power cable installed in the ground generated during the use of heavy equipment inadvertently during the excavation work to prevent damage by the excavator which is heavy equipment used during excavation work Has the effect.

In addition, the U-rods and beacons are connected to high-voltage cable supports to prevent problems such as burial of underground power cables due to ground subsidence and vibration caused by the passage of vehicles. It has the effect of improving the efficiency.

Claims (1)

In the high voltage cable support for supporting the power cable embedded in the ground, The power cable 50 is penetrated and supported, and the fastening hole 12 is penetrated through the corner of the square frame 11 and the middle frame 13 is formed inside the center of the square frame 11 so that the upper and lower surfaces are penetrated. An intermediate support 10 having sliding grooves 15 formed on both sides of the rectangular frame 11 and a through surface of the intermediate frame 13 having a rounding surface 14 formed thereon; The settlement prevention hole 20 is inserted and coupled to the sliding groove 15 of the square frame 11, and the sliding protrusion 22 vertically protrudes on one side of the T-shaped body 21 and the lower side of the T-shaped body 21. A rounding surface 23 formed therein, and a plurality of protrusions 24 protruding from the upper surface of the T-shaped body 21 are formed in succession in a concave-convex shape to prevent the sink down; It is formed in a pair of two is installed through the upper and lower sides of the intermediate frame 13 of the intermediate support 10, and the concave-convex (凹凸) is formed on the upper and lower surfaces of the body 31, the upper surface and Square protrusions 32 and rounding protrusions 34 are formed on the bottom surface, and seating U grooves 33 are formed on the upper surface of the body 31. In addition, the fixing protrusion 35 is protruded adjacent the corners on both upper surfaces of the longitudinal direction in the longitudinal direction, and the coupling hole 36 is formed in the shape of a square plate vertically at an intermediate position where two fixing protrusions 35 are formed. And, the high-voltage cable support is composed of a type in which the fixing projection groove 37 is formed adjacent to both side edges of the body 31 and the coupling hole insert 38 is formed in an intermediate position where two fixing projection grooves 37 are formed ( 30) 30 '; The fixing protrusion 35 and the coupling hole 36 of the high-voltage cable support 30 are inserted into the fixing protrusion groove 37 and the coupling insert 38 of the high-voltage cable support 30 ′ which is positioned at an upper portion thereof. Two pairs are installed on each side, and a plurality of protrusions 42 protrude on one side of the rectangular plate portion 41, and the seating surface 43 is rounded at the end of the protrusion 42, and the seating surface 43 and the seating surface 43 are rounded. A heat insulation plate 40 for supporting the power cable 50 inserted into the U groove 33; It is formed in a form that can be in close contact with the lower surface and the upper surface of the high-voltage cable support (30, 30 '), respectively, the upper and lower surfaces are the rounding surface 14 and the high-voltage cable support (30) (30') of the intermediate support (10), respectively It is formed in the same shape as the rounding protrusions 34 of the), two connecting rods 60 are installed in the form to protect the outside of the high-voltage cable support 30, 30 'through the intermediate support 10; Bending the center in the longitudinal direction using a metal rod (ROD) is made in a U-shape, a bolt portion 71 having a screw thread is formed on both sides in the longitudinal direction to penetrate through the fastening hole 12 of the intermediate support 10 U steel bar 70 is fastened by (75); And Located on the upper surface of the U steel bar 70 and installed higher than the ground (GL), in the form of a rectangular parallelepiped, formed in the upper surface of the display groove 81 is stepped into two rows along the longitudinal direction of the rectangular parallelepiped body U groove 82 The formed cover port 80; underground power cable embedding high voltage cable support, characterized in that it comprises a.

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