KR20210051308A - Lightning rod for thunderbolt prevention - Google Patents

Abstract

The present invention relates to a side flash lightning rod installed to be fixed at a side wall of a structure to protect the structure from lightning. The side flash lightning rod comprises: a housing having a hollow therein and having an end coupled to an inner side of a mold; a level installed on one side of an external side surface of the housing; and a lightning rod inserted into the hollow to allow a leading unit to protrude from the outside of an outer wall.

Description

Lightning rod for thunderbolt prevention}

The present invention relates to a lightning rod, and more particularly, to a lightning rod that is fixed to the side wall of a structure to protect the structure from lightning strikes.

In general, a lightning rod is installed for the purpose of preventing fire, damage, and damage to humans due to lightning in a building by safely inducing an impact current due to a lightning strike to the ground.

When lightning is induced from a lightning rod made of copper or hot-dip galvanized iron or steel rod, the impact current of the lightning moves along the lightning conductor, which is a copper or aluminum conductor, and is buried underground so that the earth resistance is 10Ω or less. It is transmitted to the ground electrode of metal and discharged into the ground.

Here, the lightning rod is usually installed at the highest position of the building to induce lightning, but it is installed at the middle height of a high-rise building like a side lightning rod to prevent damage from lightning that occurs in the lateral direction of the building.

At this time, in the conventional lightening lightning rod, a base plate made of marble or glass is attached to a side wall of a building with an adhesive or the like, and the lightening lightening rod is fixedly installed thereon. However, such a lightening lightning rod requires work at a high place, resulting in an increase in work cost and a safety accident of a worker. In addition, there is a problem in that the life of the lightening lightning rod is very shortened, such as being easily separated from the sidewall of a building while the base plate is unstable.

In addition, due to incomplete waterproofing of the conventional lightning rod, there is a risk of a short circuit when lightning strikes.In winter, the lightning rod may be damaged due to icicles formed at the ends of the lightning rod, or the pedestrians under the lightning rod may be injured due to falling icicles. There is also a risk.

The present invention has been conceived to solve the above-described problem, and an object of the present invention is to provide a lightening lightning rod installed in the side wall of a building such that a tip portion protrudes outside the side wall of the building.

In addition, another object of the present invention is to provide a lightening lightning rod capable of preventing moisture from flowing into a building along the lightning rod.

In addition, another object of the present invention is to provide a lightening rod that can be installed by tilting a plurality of lightning rods at the same angle.

In addition, another object of the present invention is to provide a lightening lightning rod capable of preventing the formation of icicles at the end of the lightning rod rod.

An object of the present invention described above, the hollow is formed in the housing, one end is coupled to the inner side of the formwork for forming an outer wall; And a lightning rod rod inserted into the hollow and protruding to the outside of the outer wall.

According to one feature of the present invention, it may further include a leveler provided on one side of the outer surface of the housing.

According to one feature of the present invention, the housing includes a body having a hollow inside, a flange portion extended to one end of the body and supported on the inside of the formwork, and an outer peripheral surface of the body from the rear surface of the flange portion. It may include a terminal coupling portion protruding along the length direction.

According to another feature of the present invention, the housing further includes a coupling portion protruding rearward along the hollow circumference from the other end of the body, and an extension tube detachably coupled to the coupling portion to extend the length of the housing. can do.

According to another feature of the present invention, a screw thread is formed at the rear end of the lightning rod rod, a screw groove is formed in the hollow of the housing, and the lightning rod rod may be screwed into the hollow of the housing.

According to another feature of the present invention, it may further include an O-ring made of an elastic material coupled to the rear end of the thread of the lightning rod rod.

According to another feature of the present invention, a double-edged groove is formed at the tip of the lightning rod rod, and the double-edged groove may include a pair of blade grooves formed symmetrically with respect to the central axis of the lightning rod rod.

According to another feature of the present invention, the blade groove includes a first surface formed to gradually narrow in width toward one side of the outer peripheral surface of the rear from the tip of the lightning rod rod, and the first surface along one edge of the first surface. It may include a second surface formed to achieve a predetermined angle with respect to the surface.

According to another feature of the present invention, the first surface is a first line extending in a straight line from the center of the conical tip of the lightning rod to one side of the outer circumferential surface of the rear, and a straight line extending from the center of the conical tip of the lightning rod to the outer circumferential surface. And a third line extending from an end of the second line to an end of the first line along an outer circumferential surface of the lightning rod rod.

According to another feature of the present invention, it may further include an icicle preventing portion formed on the front surface of the flange portion and having a through hole communicating with the hollow, and gradually becoming thinner from an upper end to a lower end.

According to another feature of the present invention, the icicle preventing portion is closely supported on the inner surface of the formwork, and the tip of the lightning rod protruding to the outside of the outer wall may be inclined upward by the icicle preventing portion.

According to another feature of the present invention, an O-ring made of an elastic material may be coupled to the inner circumferential surface of the through hole.

According to another feature of the present invention, the icicle prevention part includes a first flowing guide groove formed along the periphery of the front through hole, and a second flowing guide extending from the lower end of the first flowing guide groove to the lower end of the icicle preventing part It may include a guide groove.

According to the lightening lightning rod according to the present invention, after the housing is buried in the outer wall of the building, the lightning rod is inserted into the housing to protrude to the outside of the outer wall, so that a fall accident during construction can be prevented and installation cost can be reduced. .

In addition, according to the lightning rod according to the present invention, a plurality of O-rings are coupled along the outer circumferential surface of the lightning rod rod, so that moisture penetration along the outer circumferential surface of the lightning rod rod can be prevented.

In addition, according to the lightening lightning rod according to the present invention, a plurality of lightening lightning rods can be installed side by side at a uniform angle.

In addition, according to the lightning rod according to the present invention, it is possible to prevent the formation of icicles at the end of the lightning rod rod.

1 is a perspective view of a lightning rod according to an embodiment of the present invention.
Figure 2 is an exploded perspective view of Figure 1;
3 is a perspective view of an icicle prevention unit according to another embodiment of the present invention.
4 to 10 are installation process diagrams of the lightning rod according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the embodiments described below are only for explaining in detail enough that a person of ordinary skill in the art can easily carry out the invention, and thus, the protection scope of the present invention is limited. I don't mean it. In addition, in describing various embodiments of the present invention, the same reference numerals will be used for components having the same technical characteristics.

Example

FIG. 1 is a perspective view of a lightening lightning rod according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view of FIG. 1.

As shown in FIGS. 1 and 2, the lightening lightning rod 100 according to an embodiment of the present invention includes a housing 200 having a hollow inside, and a lightning rod 400 inserted into the hollow of the housing 200. ).

Here, the housing 200 serves to support the lightning rod 400 by being buried in the inner wall of the building, and a body 210 having a hole formed therein in the longitudinal direction, and extending to the front end of the body 210 It includes a flange portion 220 to be formed, and a terminal coupling portion 230 protruding above the outer circumferential surface of the body 210.

At this time, the exterior of the body 210 may be variously formed as necessary, and as an example, may be formed in a cylindrical shape as shown in the drawings.

The flange part 220 is coupled to the inner side of the formwork 10 (refer to FIG. 4) installed to form the outer wall of the building, and for this purpose, a plurality of first fastening holes 221 are formed through the flange part 220. .

The terminal coupling part 230 is formed to protrude from the rear side of the flange part 220 to the upper side of the outer circumferential surface of the body 210 along the length direction of the outer circumferential surface of the body 210 to have a predetermined width and length, and the terminal coupling part 230 A plurality of second fastening holes 231 for coupling with the copper tube terminal 240 to be described later are formed through.

The copper tube terminal 240 is coupled to the terminal coupling part 230, and a plurality of third fastening holes 241 penetrate through the copper tube terminal 240 in correspondence with the second fastening hole 231 of the terminal coupling part 230. Is formed. The copper tube terminal 240 is coupled to the terminal coupling part 230 by fasteners such as bolts that are sequentially fastened to the third fastening hole 241 and the second fastening hole 231.

Meanwhile, a leveler 300 is provided on one side of the outer circumferential surface of the body 210 by being spaced apart from the terminal coupling part 230 by a predetermined distance. The leveler 300 is for adjusting the installation angle of the lightning rod 400, which will be described later, and various types of levelers may be applied as needed, such as a general leveler measuring the inclination to the location of water droplets. It may be attached and fixed to the outer circumferential surface of the body 210 in various ways such as welding and bolting.

As an example, when the body 210 of the housing 200 is inclined at a certain angle, the scale of the level 300 may be adjusted to the zero point. In this case, when the housing 300 is installed, the operator can easily install the body 210 of the housing 200 by tilting the body 210 of the housing 200 at a predetermined angle by aligning the scale of the leveler 300 to the zero point. To this end, a leveler insertion groove 310 inclined at a predetermined angle with respect to the central axis of the body 210 may be formed on one side of the outer circumferential surface of the body 210, and the leveler 300 is inserted into the leveler insertion groove 310 Can be combined. At this time, the inclination angle of the horizontal system insertion groove 310 with respect to the central axis of the body 210 is appropriately selected according to the installation angle of the lightning rod 400 to be described later.

At the rear end of the body 210, the coupling portion 211 is formed to protrude rearward along the hollow circumference, and the extension pipe 250 is detachably coupled to the coupling portion 211 by fitting or screwing. The extension pipe 250 extends the entire length of the housing 200 to form an insertion passage for the lightning rod 400, which will be described later, when concrete is placed in the formwork 10, and communicates with the hollow of the body 210, for example. It can be formed in the form of a hollow pipe made of PVC material. In addition, the operator may cut the extension pipe 250 to an appropriate length in consideration of the distance between the formwork 10 and the length of the body 210 of the housing 200 respectively installed on the outside and inside of the building to form the outer wall. I can.

The lightning rod 400 is inserted into the hollow of the body 210, and at this time, the tip of the lightning rod 400 passes through the flange 220 and protrudes forward. As an example, the lightning rod 400 may be formed in the form of a rod with a pointed tip as shown in the drawing, and a screw thread 410 is formed on the outer circumferential surface of the rear end of the lightning rod 400 to be screwed to the body 210 do. To this end, a screw groove (not shown) is formed on the hollow inner peripheral surface of the rear end of the body 210. In addition, an O-ring 420 made of an elastic material such as rubber or silicone is coupled to the outer circumferential surface of the rear end of the lightning rod 400, which is a gap between the body 210 and the lightning rod 400. It is to prevent the inflow of the inside of the building.

The lightning rod 400 is inserted into the hollow of the body 210 along the insertion passage 251 formed by removing the extension pipe 250 from the rear end of the body 210 after curing by pouring concrete between the molds 10. Is inserted. At this time, foreign substances such as concrete residue may remain in the hollow of the insertion passage 251 or the body 210, and a double-edged groove is formed at the tip of the lightning rod 400 so that such foreign substances can be easily penetrated and advanced. . In addition, the double-edged groove also serves to guide rainwater or snow melted water on the tip of the lightning rod 400 to flow to the rear of the lightning rod 400.

The double-edged groove of the lightning rod rod 400 includes a pair of blade grooves 430 formed symmetrically with respect to the central axis of the lightning rod rod 400, wherein the blade groove 430 is from the tip of the lightning rod rod 400 A first surface 440 formed to gradually narrow in width toward one side of the rear outer circumferential surface, and a second surface formed to form a predetermined angle with respect to the first surface 440 along the inner edge of the first surface 440 Includes 450.

Here, the first surface 440 is a first line 441 extending in a straight line from the center of the conical tip of the lightning rod 400 to one side of the outer peripheral surface of the rear, and a straight line along the outer circumferential surface from the center of the conical tip of the lightning rod 400 And a third line 443 extending from the end of the second line 442 to the end of the first line 441 along the outer circumferential surface of the lightning rod 400. I can.

In addition, the second surface 450 is a fourth line extending in a straight line along the outer circumferential surface from the center of the conical tip of the lightning rod 400 to form a predetermined angle with the first line 441 and the second line 442 ( 451 and a fifth line 452 extending from the end of the fourth line 451 to the end of the third line 443, and a fourth line ( A round portion 453 whose width gradually decreases from the end of 451 to the end of the third line 443 may be formed.

An icicle prevention part 500 is formed on the front surface of the flange part 220. The icicle prevention part 500 may be integrally formed with the flange part 220, and as another example, a separate pad may be coupled to the front surface of the flange part 220 to form the icicle prevention part 500.

A through hole 510 communicating with the hollow of the body 210 is formed in the icicle prevention part 500, and the icicle prevention part 500 is formed in a vertical surface so that the thickness gradually decreases from the upper part to the lower part. The front is formed as an inclined surface. Accordingly, when the front surface of the icicle prevention part 500 is in close contact with the inner surface of the formwork 10, the front end of the housing 200 is inclined upward toward the outside of the outer wall. At this time, the tip of the lightning rod 400, which is inserted into the housing 200 and protruded to the outside of the outer wall, is also inclined upward, and the snow or rainwater falling on the lightning rod 400 flows backward to cover the surface of the icicle prevention unit 500. It flows down along. That is, it is possible to prevent the formation of icicles at the tip of the lightning rod 400 by rainwater or snow melted water falling from the tip of the lightning rod 400 in winter.

Here, an O-ring (not shown) made of an elastic material such as rubber or silicone may be coupled to the inner circumferential surface of the through hole 510 of the icicle prevention unit 500 so that rainwater or snowmelt water does not flow into the interior of the housing 200. .

In addition, a circular first flowing guide groove 530 is formed along the circumference of the front through hole 510 so that rainwater or snow melted water flows smoothly along the icicle prevention unit 500, and the first flowing guide The second flowing guide groove 540 may be extended from the lower end of the groove 530 to the lower end of the icicle prevention part 500.

At this time, the second flowing guide groove 540 may be formed in a straight line at the bottom of the first flowing guide groove 530, as another example, in the icicle preventing portion 500' as shown in FIG. A pair of third flowing guide grooves 550 may be branched at a predetermined angle at the lower end of the second flowing guide groove 540 to avoid the formed fastening hole 520. As such, when the pair of third flowing guide grooves 550 are branched, there is an effect that the water flowing along the lightning rod 400 is removed more smoothly.

4 to 10 are diagrams illustrating an installation process of a lightening lightning rod according to an embodiment of the present invention.

First, as shown in FIG. 4, the housing 200 is coupled to the inner surface of the outer formwork 10 using fasteners such as bolts. At this time, the housing 200 is obliquely inclined and coupled by the icicle prevention unit 500, and the operator easily checks whether the housing 200 is installed at the correct angle through the leveler 300, while the housing 200 The installation angle of can be properly adjusted. This is because, when a plurality of lightening lightning rods 100 are installed at predetermined intervals along the outer wall of the building, each angle of inclination needs to be uniform.

Next, as shown in FIG. 5, the extension pipe 250 is coupled to the coupling portion 211 at the rear end of the body 210. The extension pipe 250 can be manufactured by cutting it to an appropriate length according to the distance between the outer formwork 10 and the inner formwork 10.

Subsequently, as shown in FIG. 6, after coupling the copper tube terminal 240 to the terminal coupling part 230, and connecting the copper tube terminal 240 and the reinforcing bar 20 with a bare copper wire 30, a pair of formwork ( 10) Put concrete 40 in between and harden it. That is, the housing 200 and the extension tube 250 are buried inside the wall of the outer wall.

Thereafter, as shown in FIG. 7, the formwork 10 on both sides is removed. At this time, the ends of fasteners such as bolts fastened to the formwork 10 can be cut to cleanly organize the housing 200 for bonding.

Subsequently, as shown in FIG. 8, the extension pipe 250 is removed to form an insertion passage 251 for inserting the lightning rod 400 into the body 210, and as shown in FIG. 9, the lightning rod rod ( 400) is inserted into the body 210 so that the tip of the lightning rod 400 protrudes outward from the outer wall. At this time, the lightning rod 400 is screwed into the hollow of the body 210.

Thereafter, as shown in FIG. 10, the insertion passage 251 is blocked by filling the insertion passage 251 of the lightning rod 400 with a filler 50 such as cement, concrete, or insulation.

On the other hand, as another example of the present invention, it is possible to leave the extension tube 250 as it is without removing it. In this case, the lightning rod 400 is inserted and coupled into the hollow of the body 210 through the hollow of the extension tube 250, and then filled with the filler 50 in the hollow of the extension tube 250, or the inner wall is left blank. Of course, it is possible to close it.

Although the embodiments of the present invention have been described above, it is understood that those of ordinary skill in the art to which the present invention pertains can perform various modifications without departing from the scope of the claims of the present invention.

100: light measuring lightning rod 200: housing
210: body 220: flange portion
230: terminal coupling part 240: copper tube terminal
250: extension pipe 300: level
400: lightning rod rod 430: blade groove
500,500': icicle prevention unit 530: first flowing guide groove
540: 2nd leading guideway 550: 3rd leading guideway

Claims (13)

A housing having a hollow inside and having one end coupled to the inside of the formwork for forming an outer wall; And
Lightning rod including a lightning rod inserted into the hollow and protruding to the outside of the outer wall at a tip end thereof. The method according to claim 1,
A lightning rod, characterized in that it further comprises a level provided on one side of the outer surface of the housing. The method according to claim 1,
The housing includes a body having a hollow inside, a flange portion extended to one end of the body and supported on the inside of the formwork, and a terminal protruding from the rear surface of the flange portion along the length direction of the outer peripheral surface of the body Lightning rod, characterized in that it comprises a coupling portion. The method of claim 3,
The housing further comprises a coupling portion protruding from the other end of the body to the rear along the hollow circumference, and an extension tube detachably coupled to the coupling portion to extend the length of the housing. The method according to claim 1,
A lightning rod, characterized in that a screw thread is formed at the rear end of the lightning rod, a screw groove is formed in the hollow of the housing, and the lightning rod is screwed into the hollow of the housing. The method of claim 5,
A lightning rod, characterized in that it further comprises an O-ring made of an elastic material coupled to the rear end of the screw thread of the lightning rod rod. The method according to claim 1,
A double-edged groove is formed at the tip of the lightning rod rod, wherein the double-edged groove comprises a pair of blade grooves formed symmetrically with respect to a central axis of the lightning rod rod. The method of claim 7,
The blade groove is formed to form a first surface gradually narrowing in width from the tip of the lightning rod to one side of the rear outer circumferential surface, and to form a predetermined angle with respect to the first surface along one edge of the first surface. A lightning rod, characterized in that it comprises a second surface to be. The method of claim 8,
The first surface includes a first line extending in a straight line from the center of the conical tip of the lightning rod to one side of the rear outer circumferential surface, a second line extending in a straight line along the outer circumferential surface from the center of the conical tip of the lightning rod, and the second And a third line extending from an end of the line to an end of the first line along an outer circumferential surface of the lightning rod. The method of claim 3,
A lightening lightning rod, characterized in that it further comprises an icicle preventing portion formed on the front surface of the flange portion and having a through hole communicating with the hollow portion, and gradually becoming thinner from an upper end to a lower end. The method of claim 10,
The icicle prevention part is closely supported on the inner surface of the formwork, and the tip of the lightning rod protruding outward from the outer wall is inclined upward by the icicle prevention part. The method of claim 10,
A lightning rod, characterized in that an O-ring made of an elastic material is coupled to the inner circumferential surface of the through hole. The method of claim 10,
The icicle prevention part comprises a first flowing guide groove formed along the periphery of the front through hole, and a second flowing guide groove extending from a lower end of the first flowing guide groove to a lower end of the icicle preventing part. Lightning lightning rod.

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