KR102645324B1 - Cover for transmission line - Google Patents

Abstract

The present invention relates to a cover for an overhead transmission line, in which a hollow cylinder of a certain length is cut vertically to cover a portion of the cable to form an opening inside, and a pair of semi-cylindrical shapes made of a preset color for identification. The cover body, the hinge portion connecting the cut portion on one side of the pair of cover bodies, and the locking device provided on the cut portion on the other side of the pair of cover bodies are provided in colors that are easy to identify, allowing the transmission line to be recognized during the day and night. It is possible to check the location of the transmission line, preventing contact with foreign objects.

Description

Cover for overhead transmission lines {COVER FOR TRANSMISSION LINE}

The present invention relates to a cover for an overhead transmission line, which is provided in an easily identifiable color so that the transmission line can be recognized and the location of the transmission line can be confirmed during the day and at night to prevent contact with foreign objects. It's about.

Overhead transmission lines play the role of safely transmitting (transmitting) electricity from power plants to substations near cities, or from substations to consumers who use electricity, such as homes, buildings, and factories. They are mainly installed on steel towers or electric poles.

There is a risk of contact with these transmission lines due to various factors, such as when they cross roads or when the installation height is not high, but the public is often unaware of this. Typically, accidents involving contact between vehicles and power transmission lines continue to occur during the operation of various heavy equipment work vehicles such as pump cars and cranes, leading to major damage such as power outages and casualties.

For this reason, conventionally, when heavy equipment approaches a power transmission line, a notification device such as an alarm or lamp is installed to operate, a means to stop the operation of heavy equipment when heavy equipment approaches is installed, or a protective cover to protect the power transmission line is installed. installation is required.

However, if a notification device such as an alarm or lamp is activated when conventional heavy equipment approaches, or a means to stop the operation of the heavy equipment is installed, the heavy equipment access monitoring system is expensive and difficult to install due to security issues. There were practical limitations and difficulties in expanding application. In addition, even if a heavy equipment approach monitoring system is installed, continuous operating costs are incurred, and an alarm system using a distance detection sensor has problems such as difficulty detecting accurate distances and frequent location changes of heavy equipment, which actually become a hindrance to construction work.

In addition, when using a danger warning through sound, the warning is delivered to an unspecified number of people other than the operator of the heavy equipment vehicle, causing confusion to other people nearby, and there is a risk of civil complaints occurring or heavy equipment operators ignoring or not recognizing the warning. There was a high possibility that it would not be possible.

The present invention was conceived in the above-mentioned background, and is made of a material that combines luminescent and luminous pigments that are easy to identify, so that transmission lines can be recognized and the location of transmission lines can be confirmed during the day and night, preventing contact with foreign objects. The purpose is to provide a cover for overhead transmission lines that provides an insulation function.

In addition, the purpose is to provide a cover for an overhead transmission line that can be installed regardless of the transmission line standard, has high usability, and prevents slip with the transmission line by securing the transmission line with elastic support.

In addition, the purpose is to provide a cover for an overhead transmission line that has a structure to dissipate heat generated in the transmission line and can prevent safety accidents due to overheating points.

The object of the present invention is not limited here, and other objects not mentioned will be clearly understood by those skilled in the art from the description below.

According to the present invention, a hollow cylinder of a certain length is cut vertically to surround a portion of a power device or cable, forming an opening inside, a pair of semi-cylindrical cover bodies made of a preset color for identification, and a pair of cover bodies. A cover for an overhead transmission line may be provided, including a hinge portion that hinges a cut portion on one side of the cover body, and a locking device provided on the cut portion on the other side of a pair of cover bodies.

In addition, the cover for the overhead transmission line is provided on the inside of each of the pair of cover bodies, and is formed in a shape in which a hollow cylinder is cut vertically, so that it may further include a pair of holding parts that secure the cable when the pair of cover bodies are closed. there is.

In addition, the cover for the overhead transmission line may further include a plurality of support parts each of which is formed to protrude from the inner peripheral surface of the pair of cover main bodies and each of the protruding ends is integrally formed with the pair of securing parts.

Here, the pair of securing parts may be provided in plural numbers, spaced apart at equal intervals in the longitudinal direction inside the cover body.

Additionally, a plurality of support portions may be provided between the cover body and the securing portion, and the center may be formed in a curved plate shape that is convexly bent in the circumferential direction of the securing portion.

A ventilation hole opening in the longitudinal direction may be provided between the cover body and the securing portion and the plurality of support portions.

In addition, the locking device is formed to protrude from the outer peripheral surface of one of the pair of cover bodies and covers a portion of the outer peripheral surface of the other side, and includes a locking ring provided with a fastening hole, which protrudes from the outer peripheral surface of the other side of the pair of cover bodies. It is inserted into the fastening hole and may include a locking protrusion provided with a locking pin on the protruding end.

The diameter of this locking pin may be longer than the width of the fastening hole.

In addition, the locking ring portion may be provided with a handle that extends from the protruding end and is bent outward in the radial direction of the cover body.

Additionally, the hinge portion may be provided at a position where the hinge axis is radially spaced apart from the cover body.

According to the present invention, it is made of a material that is a combination of luminescent and luminous pigments that are easy to identify, and is installed in plural pieces on the transmission line and connected to each other, but is provided in two contrasting colors to increase identification and to make the transmission line more reliable. It can be recognized and the location of the transmission line can be confirmed during the day and at night, which has the effect of preventing contact with foreign objects.

In addition, as the support part is provided between the cover body and the securing part, it can be easily secured by contracting and expanding on its own according to the size of the wire diameter of the transmission line. It can be installed regardless of the transmission line standard, making it highly usable and providing elastic support. This has the effect of controlling the transmission line and preventing slippage with the transmission line.

In addition, as ventilation paths are provided between the supports, heat generated in the transmission line can be dissipated, thereby preventing safety accidents due to overheating points.

In addition, as the hinge axis of the hinge part is positioned away from the cover main body, it operates favorably in opening and closing the cover main body. A locking device with a locking structure is provided, and the locked state is maintained once again by the elastic force of the support part. This has the effect of improving stability and reliability.

1 and 2 are perspective views of a cover for an overhead transmission line according to an embodiment of the present invention.
Figure 3 is a perspective view showing the inside of a cover for an overhead transmission line according to an embodiment of the present invention.
Figure 4 is an enlarged view of portion A of Figure 4.
Figure 5 is an enlarged view of portion B of Figure 4.
Figure 6 is a diagram showing the process of installing a cover for an overhead transmission line on a cable according to an embodiment of the present invention.
Figure 7 is a perspective view showing a state in which a cover for an overhead transmission line according to an embodiment of the present invention is installed on a cable.
Figures 8 and 9 are diagrams exemplarily showing a state in which a cover for an overhead transmission line according to an embodiment of the present invention is installed.

Hereinafter, some embodiments of the present invention will be described in detail through illustrative drawings. When adding reference numerals to components in each drawing, it should be noted that the same components are given the same reference numerals as much as possible even if they are shown in different drawings. Additionally, in describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the gist of the present invention, the detailed description will be omitted.

1 and 2 are perspective views of a cover for an overhead power transmission line according to an embodiment of the present invention, Figure 3 is a perspective view showing the inside of a cover for an overhead power transmission line according to an embodiment of the present invention, and Figure 4 is a It is an enlarged view of part A, Figure 5 is an enlarged view of part B of Figure 4, Figure 6 is a diagram showing the process of installing a cover for an overhead transmission line on a cable according to an embodiment of the present invention, and Figure 7 is an enlarged view of part B of Figure 4. It is a perspective view showing a state in which a cover for an overhead transmission line according to an embodiment of the invention is installed on a cable, and Figures 8 and 9 are diagrams exemplarily showing a state in which a cover for an overhead transmission line according to an embodiment of the present invention is installed.

As shown in these drawings, the cover 100 for an overhead transmission line according to an embodiment of the present invention is a hollow cylinder of a certain length cut vertically to surround a portion of the cable 200, and an opening 130 is formed therein. A pair of semi-cylindrical cover bodies (110, 120) formed in an identifiable preset color, a hinge portion (140) for hingedly connecting one cut portion of the pair of cover bodies (110, 120), and a pair of covers. It includes a locking device 150 provided on the other cut portion of the main body 110 and 120.

The cover 100 for an overhead transmission line of the present invention is installed on the transmission line to provide identification and includes a pair of cover bodies 110 and 120 surrounding the cable 200, and a hinge portion ( 140) and a locking device 150.

The pair of cover bodies 110 and 120 includes a first cover body 110 and a second cover body ( 120), and an opening 130 is formed inside so that the cable 200 is inserted and placed.

Additionally, the outer peripheral surface of the pair of cover bodies 110 and 120 is exposed to the outside, so it has a preset color that can be identified.

This pair of cover bodies (110, 120) is made of a material that is a mixture of phosphorescent and luminous pigments, and phosphorizes sunlight and then naturally emits light during the day and night, or when it is dark due to rain, so that it can be used by drivers or workers. It allows the transmission line to be clearly recognized and various accidents can be prevented in advance.

As such, the pair of cover bodies 110 and 120 is preferably formed of a material that is a mixture of phosphorescent and luminous pigments. However, the pair of cover bodies 110 and 120 may be formed, for example, of a material that combines polycarbonate, a UV stabilizer, and a mica material pillar, and the strength is increased to enhance weather resistance, but is not limited thereto.

The hinge portion 140 hinges and connects the cut portions on one side of the pair of cover bodies 110 and 120, so that the pair of cover bodies 110 and 120 rotates around the hinge axis, so that the opening 130 opens and the cable 200 opens. It is inserted or retracted, and the cut portion of the other side of the pair of cover bodies 110 and 120 comes into close contact to prevent the cable 200 from being separated.

This hinge portion 140 is formed to protrude convexly outward from the outer peripheral surface of one side cut portion of the pair of cover bodies 110 and 120, and both ends are connected to one side cut portion of the first cover body 110 and the second cover body 120. It is formed to connect the cut portions on one side of the.

And the hinge portion 140 is formed by being depressed on the surface facing the pair of cover bodies 110 and 120 so that the center is spaced apart from the pair of cover bodies 110 and 120, thereby forming a hinge axis that becomes the folded portion 141. do.

This hinge axis is provided at a position spaced radially outward from the cover body, so that when the pair of cover bodies 110, 120 rotates, the opening width of the other side cut portion becomes wider, and the cable ( 200) is inserted more easily.

The locking device 150 is provided at the cut portion of the other side of the pair of cover bodies 110 and 120, and the pair of cover bodies 110 and 120 rotate around the hinge axis to maintain the closed state. , 120) provides a locking function to prevent it from opening again.

This cover 100 for an overhead transmission line is provided with a pair of holding parts 111 and 121 inside a pair of cover bodies 110 and 120 via respective support parts 112 and 122, and a cable inserted into the inside ( 200) and is installed stably.

The pair of securing parts 111 and 121 includes a first securing part 111 located inside the first cover body 110 and a second securing part 121 located inside the second cover body 120. It is preferable that the first securing part 111 and the second securing part 121 are formed symmetrically.

The first securing portion 111 is provided on the inside of the first cover body 110 and is formed in the shape of a hollow cylinder cut vertically, so that when the pair of cover bodies 110 and 120 are closed, the cable 200 Take control of one side.

The second securing portion 121 is provided on the inside of the second cover body 120 and is formed in the shape of a hollow cylinder cut vertically, so that when the pair of cover bodies 110 and 120 are closed, the cable 200 Take control of the other side.

The opposing surfaces of the first securing portion 111 and the second securing portion 121 are curved, and the cable 200 positioned between them is stably positioned in the center. In particular, the pair of holding parts 111 and 121 are located at the inner center of the pair of cover bodies 110 and 120 via the supporting parts 112 and 122, so that they are stable without being biased to one side of the cable 200. It is installed as

A pair of such control parts 111, 121 is provided in plural pieces inside the pair of cover bodies 110, 120, and is provided in plural pieces spaced at equal intervals in the longitudinal direction to prevent air flowing into the ventilation hole 160, which will be described later. It is formed to directly contact the outer peripheral surface of the cable 200. That is, the outer peripheral surface of the cable 200 is exposed through the spaced apart portion in the longitudinal direction of the pair of securing portions 111 and 121, and the exposed outer peripheral surface of the cable 200 is connected to the pair of covers through the ventilation hole 160. Heat exchange occurs while contacting the air introduced into the main bodies 110 and 120.

The support parts 112 and 122 include a plurality of first support parts 112 located between the first cover body 110 and the first securing part 111, the second cover main body 120, and the second securing part 121. It consists of a plurality of second support parts 122 positioned between them, and it is preferable that the plurality of first support parts 112 and the plurality of second support parts 122 are formed symmetrically.

The first support portion 112 is formed to protrude from several places on the inner peripheral surface of the first cover body 110, and the protruding ends are formed integrally with the first securing portion 111, so that the first securing portion 111 is connected to the cable. (200) Provides elastic support to provide elastic support.

The second support portion 122 is formed to protrude from several places on the inner peripheral surface of the second cover body 120, and the protruding ends are formed integrally with the second securing portion 121, so that the second securing portion 121 is connected to the cable. (200) Provides elastic support to provide elastic support.

A plurality of these support parts 112 and 122 are provided between the cover body and the securing part, and the center is formed in the shape of a curved plate that is convexly bent in the circumferential direction of the securing part.

For example, as shown in the drawing, the first support portion 112 may be provided in four pieces spaced apart from each other between the first cover body 110 and the first securing portion 111, and the first support portion 112 of the first cover body 110 The two on one side of the cut portion and the two on the other side of the cut may be bent convexly in the circumferential direction and bent in a direction away from each other, and the second support portion 122 may also be formed symmetrically with the first support portion 112. .

In addition, ventilation holes 160 are provided between the plurality of first and second supports 112 and 122 spaced apart in the circumferential direction, and the ventilation holes 160 are open on both sides in the longitudinal direction to allow external air to enter the pair. It is provided so that it can be introduced into the interior of the cover main body (110, 120).

In Figure 7, external air flows in through the ventilation hole 160 and exchanges heat with the cable 200, a pair of cover bodies 110 and 120, a pair of securing parts 111 and 121, and a plurality of support parts 112 and 122. The discharge state after discharge is shown.

Outside air flows into the interior through a ventilation hole 160 provided on one side of the pair of cover bodies 110 and 120 in the longitudinal direction, and a plurality of pairs of holding parts 111 inside the pair of cover bodies 110 and 120. , 121) is also in contact with the exposed cable 200. In addition, the outside air contacts the pair of control parts 111 and 121, the plurality of supports 112 and 122, and the pair of cover bodies 110 and 120, exchanges heat, absorbs heat generated from the cable 200, and then connects the pair to the air. is discharged to the outside through the ventilation hole 160 provided on the other side of the cover body 110, 120 in the longitudinal direction.

Below, the detailed configuration of the locking device 150 will be described with reference to FIGS. 5 and 6.

The locking device 150 consists of a locking ring portion 151 provided on one side of a pair of cover bodies 110 and 120 and a locking protrusion 153 provided on the other side.

The locking ring portion 151 is formed to protrude from the outer peripheral surface of the other cut portion of the first cover body 110 and is formed to cover a portion of the outer peripheral surface of the other cut portion of the second cover body 120, and the locking protrusion 153 is inserted. A fastening hole 152 is formed.

The locking protrusion 153 protrudes from the outer peripheral surface of the other cut portion of the second cover body 120 and is formed to be inserted into the fastening hole 152. A locking pin is attached to the protruding end to prevent it from falling out of the fastening hole 152 again. 154) is provided.

When the locking pin 154 is inserted into the fastening hole 152, its diameter is formed to be longer than the width of the fastening hole 152 so that it is inserted while widening the fastening hole 152.

These locking pins 154 are formed to protrude from both sides of the protruding end of the plate-shaped locking protrusion 153 and are formed in a cylindrical shape to facilitate fastening and separation from the locking ring portion 151.

In addition, the locking ring portion 151 has a handle 151a that extends from the protruding end and is bent outward in the radial direction of the cover body.

The handle 151a can be used for the operator to hold when installing the cover 100 on the cable 200, or the locking pin 154 can be fastened by passing through the fastening hole 152 without the operator holding it. It can be used as a guide for: That is, the locking pin 154 is supported by the slope of the handle 151a as the pair of cover bodies 110 and 120 are retracted, so the more the pair of cover bodies 110 and 120 are retracted, the more the locking pin 154 moves. As a result, the space between the locking ring portion 151 and the outer peripheral surface of the pair of cover bodies 110 and 120 widens, and then the locking pin 154 is inserted into the fastening hole 152 and retracts the pair of cover bodies 110 and 120. Locked according to operation.

When removing the cover 100 from the cable 200, hold the handle 151a and pull the locking ring 151 toward the outside of the pair of cover bodies 110 and 120 to open the fastening hole 152. The lock can be unlocked by separating the locking pin 154.

Figure 6 shows a diagram showing the process of installing the cover 100 for an overhead transmission line on the cable 200.

Referring to (a) of FIG. 6, before installing the cover 100 on the cable 200, a pair of cover bodies 110 and 120 are rotated around the hinge axis to separate the cut portions on the other side as much as possible.

And with the cable 200 positioned between the pair of control parts 111 and 121, if both sides are pressed so that the pair of cover bodies 110 and 120 are retracted, the other side of the pair of cover bodies 110 and 120 The space between the cut portions becomes narrow, and the locking pin 154 is supported on the handle 151a to spread the locking ring portion 151 outward from the cover body and then inserted into the fastening hole 152 to be fastened.

Accordingly, the locking device 150 is locked and the pair of gripping parts 111 and 121 grip the cable 200 on both sides, and the cover 100 is installed on the cable 200 as shown in (b) of FIG. 6.

At this time, the support parts 112 and 122 are compressed by the cable 200 to provide elastic force to the pair of securing parts 111 and 121 and the pair of cover bodies 110 and 120, and the pair of securing parts 111 and 121 ) elastically supports the cable 200 to prevent slipping with the cable 200 and ensures stable installation, and the cut portion on the other side of the pair of cover bodies 110 and 120 is positioned in the circumferential direction to be reopened around the hinge axis. As a supporting force is applied, the locking protrusion 153 is located at one end of the fastening hole 152 and the locked state is maintained.

Figures 8 and 9 are views showing a state in which the overhead transmission line cover 100 is installed on the transmission line.

As shown, since the length of the cable 200 varies, the cover 100 for an overhead transmission line of the present invention is installed in plural pieces so that it can be easily installed on both long and short sections of the cable 200.

As described above, the cover 100 is preferably made of a mixture of phosphorescent and luminous pigments, and may be provided with covers 100 and 100' of two contrasting colors and installed alternately.

Figure 9 (a) shows a state in which the red cover 100' and the yellow cover 100 are installed alternately on the cable 200, and Figure 9 (b) shows the black cover 100 on the cable 200. ') and yellow covers (100) are installed alternately.

In this way, a plurality of covers (100, 100') are installed on the cable (200), and the covers (100, 100') of two contrasting colors are installed alternately, thereby increasing identification and allowing drivers or workers to recognize the transmission line more clearly. It becomes possible to apply and install it in sections of various lengths.

According to the embodiments of the present invention having such a shape and structure, they are made of a material that combines luminescent and luminous pigments that are easy to identify, and are installed in plural numbers on the transmission line and connected to each other, but are provided in two contrasting colors to increase identification. , transmission lines can be recognized more clearly and the location of transmission lines can be confirmed during the day and night, which has the effect of preventing contact with foreign objects.

In addition, as the support part is provided between the cover body and the securing part, it can be easily secured by contracting and expanding on its own according to the size of the wire diameter of the transmission line. It can be installed regardless of the transmission line standard, making it highly usable and providing elastic support. This has the effect of controlling the transmission line and preventing slippage with the transmission line.

In addition, as ventilation paths are provided between the supports, heat generated in the transmission line can be dissipated, thereby preventing safety accidents due to overheating points.

In addition, as the hinge axis of the hinge part is positioned away from the cover main body, it operates favorably in opening and closing the cover main body. A locking device with a locking structure is provided, and the locked state is maintained once again by the elastic force of the support part. This has the effect of improving stability and reliability.

In the above, even though all the components constituting the embodiment of the present invention have been described as being combined or operated in combination, the present invention is not necessarily limited to this embodiment. That is, as long as it is within the scope of the purpose of the present invention, all of the components may be operated by selectively combining one or more of them.

The above description is merely an illustrative explanation of the technical idea of the present invention, and various modifications and variations will be possible to those skilled in the art without departing from the essential characteristics of the present invention. Accordingly, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention, but are for illustrative purposes, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be interpreted in accordance with the claims below, and all technical ideas within the equivalent scope should be construed as being included in the scope of rights of the present invention.

100, 100': Cover 110: First cover body
111: first control part 112: first support part
120: second cover body 121: second control part
122: second support 130: opening
140: hinge portion 141: folded portion
150: Locking device 151: Locking ring
152: fastening hole 153: locking protrusion
154: locking pin 160: ventilation hole
200: cable

Claims (10)

A hollow cylinder of a certain length is cut vertically to surround a portion of the cable to form an opening therein, and a pair of semi-cylindrical cover bodies made of a preset color for identification;
A hinge portion connecting one cut portion of the pair of cover bodies by a hinge;
a locking device provided on the other cut portion of the pair of cover bodies;
A pair of gripping parts provided on the inside of each of the pair of cover bodies and formed in the shape of a hollow cylinder cut vertically to secure the cable when the pair of cover bodies are closed;
It is formed to protrude from the inner peripheral surface of the pair of cover bodies, each of the protruding ends is formed integrally with the pair of holding parts, and a plurality of support parts are provided at equal intervals in the longitudinal direction of the cover body. ,
A ventilation hole is provided between the cover body and the holding portion, which is opened longitudinally between the plurality of supporting portions, and allows external air to flow in and then be discharged,
A cover for an overhead transmission line, wherein external air flows into one longitudinal side of the ventilation hole, absorbs heat generated from the cable, and then is discharged from the other longitudinal side of the ventilation hole.
delete delete delete According to claim 1,
A cover for an overhead transmission line, characterized in that the support portion is provided in plural pieces between the cover main body and the securing portion, and the center is formed in the shape of a curved plate that is convexly bent in the circumferential direction of the securing portion.
delete According to claim 1,
The locking device is,
a locking ring portion that protrudes from the outer peripheral surface of one of the pair of cover bodies and is formed to cover a portion of the outer peripheral surface of the other side and is provided with a fastening hole; and
a locking protrusion protruding from the outer peripheral surface of the other side of the pair of cover bodies, inserted into the fastening hole, and having a locking pin at the protruding end;
A cover for an overhead transmission line comprising a.
According to claim 7,
A cover for an overhead transmission line, characterized in that the diameter of the locking pin is formed to be longer than the width of the fastening hole.
According to claim 7,
A cover for an overhead transmission line, wherein the locking ring portion extends from the protruding end and has a handle that is bent outward in a radial direction of the cover body.
According to claim 1,
A cover for an overhead transmission line, wherein the hinge portion is provided at a position where the hinge axis is spaced radially outwardly from the cover main body.