KR20210048308A - A preventing falling apparatus for power pole - Google Patents

Abstract

The present invention relates to a fall protection apparatus for a power pole, which comprises: a flange portion located at a given height of a power pole and formed radially to surround the external surface of the power pole; a plurality of protrusion portions formed around the circumference of the flange portion to protrude from the flange portion and spaced apart at given intervals; a plurality of support portions having one end with a groove formed in a given depth to removably engage with the protrusion portions and the other end extended in a direction far from the power pole, and spaced apart from each other at given intervals; and net portions arranged between the support portions and connected in a lengthwise direction of each support portion to be fixed on the support portions.

Description

Fall prevention device for transmission support {A PREVENTING FALLING APPARATUS FOR POWER POLE}

The present invention relates to a fall prevention device for a transmission support, and more specifically, to a fall prevention device for a transmission support that is easy to install, disassemble, and transport regardless of the appearance of the transmission support, and also prevents the risk of falling of the operator and the device itself. will be.

The transmission support is a support that supports high-voltage wires or communication cables for transporting high-voltage current from a power plant to a factory, etc. In general, a steel tower is used.

Various wires or cables are installed on the transmission support, and when repairs are required due to other external factors, the worker climbs the transmission support. At this time, a protection device is installed to prevent the operator from falling or the fall of the distribution or wires installed on the transmission support. Is used. Existing fall protection devices were used in angle-type pylons.

The angle-type steel tower installs the existing fall prevention device on the first-stage horizontal member, but it is not easy to fix the support to the horizontal member, and the length of the first-stage horizontal member is different for each tower, so there is a problem that the length of the steel pipe pipe of the prevention device may be insufficient. And although steel pipes have excellent rigidity, there is a risk of accidents due to collisions with steel pipes when workers fall.

In addition, as for the pylon, angle-type pylons have been common in the past, but are recently being replaced with tubular support pylons, and there is a problem in that it is difficult to install the prevention nets of the existing angle-type pylons on the tubular support pylons.

An object of the present invention is to provide a fall prevention device for a power transmission support that is easy to install on a power transmission support, regardless of the external shape of the transmission support.

An object of the present invention is to provide a fall prevention device for a power transmission support in which disassembly of the device is easy after installation.

An object of the present invention is to provide a fall prevention device for a transmission support that can prevent the device from being damaged in the event of a worker's fall.

An object of the present invention is to prevent the risk of falling of the fall prevention device for a power transmission support itself.

In order to achieve such an object of the present invention, the fall prevention device for a power transmission support according to an embodiment of the present invention is located on a predetermined height of the power transmission support, and is formed in a radial direction while surrounding the outer surface of the power transmission support. chapter; A plurality of protrusions formed protruding on the flange portion along the circumference of the flange portion and spaced apart from each other at predetermined intervals; A plurality of support portions formed at one end to a predetermined depth and provided with a groove coupled to the protrusion to be fastened and detached, and the other end extending toward a direction away from the power transmission support, and spaced apart from each other at predetermined intervals; And a net portion formed between the plurality of support portions, connected along a length direction of each of the support portions, and fixed on the plurality of support portions.

According to an example related to the present invention, one end of the support may be formed to be bent so that the other end of the support faces away from the power transmission support.

According to another example related to the present invention, it further comprises a connecting member capable of fastening and separating from one end of the support, and one end of the connecting member is coupled to enable fastening and separating with the protrusion, and The other end may be formed to be bent so that the other end of the support portion faces away from the power transmission support.

According to another example related to the present invention, the support portion includes a cover portion formed to surround an outer surface of the support portion, and the cover portion has a recess portion having a predetermined depth on the outer surface, and the recess portions are spaced apart at predetermined intervals. And, the net portion may be connected to be fixed.

According to another example related to the present invention, the protrusion may be formed to be fastened and separated from the flange.

According to another example related to the present invention, the flange portion, the first flange; And a second flange formed to correspond to the first flange and configured to face and be coupled to the first flange.

According to another example related to the present invention, the net portion includes a joint member formed at a predetermined interval on one side adjacent to the power transmission support in the net portion so as to be coupled to the protrusion portion, and the joint member is the net It may be made to bring the part into close contact with the power transmission support.

According to another example related to the present invention, on the power transmission support, a ring formed to surround the power transmission support and located above the flange portion; A wire connected to the other end of the support; And a ring connected to a portion of the wire that is not connected to the support part, and configured to be fastened or separated from the ring.

In addition, in order to achieve the above object, a method of installing a fall prevention device for a transmission support according to another embodiment of the present invention includes a flange portion formed in a radial direction while surrounding the outer surface of the transmission support by a predetermined height of the transmission support. Placing on top; Forming a plurality of protrusions protruding on the flange portion and disposing spaced apart at predetermined intervals along the periphery of the flange portion; A step of forming a plurality of support portions at a predetermined depth at one end and having a groove coupled to the protrusion portion so as to be fastened and separated, and the other end extending toward a direction away from the transmission support, and spaced apart from each other at predetermined intervals. ; And a step of fixing a net portion between the plurality of support portions, being connected along a length direction of each of the support portions, and fixing on the plurality of support portions.

According to the present invention having the configuration as described above, the support portion can be easily fastened to and separated from the flange portion by the structure of the protrusion formed on the flange portion. In addition, if the depth and size of the groove formed at one end of the support is adjusted, it can be fastened and separated regardless of the size of the protrusion.

Further, according to the present invention, by forming the other end of the support so as to be bent in a direction away from the power transmission support, it is possible to install a fall prevention device for the power transmission support regardless of the protruding direction of the protrusion.

In addition, according to the present invention, since the support part and the connecting member can be fastened and separated, the installation angle of the fall prevention device for the power transmission support can be adjusted even if the end of the support part is not bent.

In addition, according to the present invention, the cover portion is included in the support portion to prevent the occurrence of a safety accident, and the connection and fixing of the net portion can be reliably implemented by the recess portion provided in the cover portion.

In addition, according to the present invention, it is possible to facilitate the installation of a fall prevention device for a power transmission support including a case where the protrusion portion is formed on the flange portion itself as well as a case where it is possible to be fastened and separated from the flange portion.

In addition, according to the present invention, the joint member included in the net part is combined with the protrusion so that a gap is not formed between the power transmission support and the net part. Accordingly, a fall of the worker can be more effectively prevented.

In addition, according to the ring connected to the wire and the ring present on the transmission support proposed in the present invention, it is possible to prevent the fall of the fall device for the transmission support itself.

1 is a perspective view showing an embodiment of a fall prevention device for a power transmission support proposed in the present invention.
2 is a plan view of the fall prevention device for a power transmission support shown in FIG. 1.
3 is a conceptual diagram of a fall prevention device for a power transmission support shown in FIG. 1.
4A is a conceptual diagram according to an embodiment of the support part shown in FIG. 1.
4B is a conceptual diagram according to another embodiment of the support part shown in FIG. 1.
5 is a conceptual diagram illustrating a combination of a recess portion formed on a cover portion provided in the support portion and a net portion.
6 is a flowchart illustrating a method of installing a fall prevention device for a transmission support according to another embodiment of the present invention.

Hereinafter, a fall prevention device for a power transmission support according to an embodiment of the present invention will be described in more detail with reference to the accompanying drawings.

In the present specification, the same and similar reference numerals are assigned to the same and similar configurations even in different embodiments, and the description will be replaced with the first description.

When a component is referred to as being "connected" or "connected" to another component, it is understood that it may be directly connected or connected to the other component, but other components may exist in the middle. It should be. On the other hand, when a component is referred to as being "directly connected" or "directly connected" to another component, it should be understood that there is no other component in the middle.

Singular expressions used in the present specification include plural expressions unless the context clearly indicates otherwise.

The accompanying drawings are only for making it easier to understand the embodiments disclosed in the present specification, and the technical idea disclosed in the present specification is not limited by the accompanying drawings, and all changes and equivalents included in the spirit and scope of the present invention It should be understood to include water or substitutes.

Hereinafter, a configuration of a fall prevention for a power transmission support according to an embodiment of the present invention will be described in detail with reference to FIGS. 1 to 5.

1 is a perspective view showing an embodiment of a fall prevention apparatus 100 for a power transmission support proposed in the present invention, and FIG. 2 is a plan view of FIG. 1.

1 and 2, the fall prevention device 100 according to an embodiment of the present invention includes a flange portion 110, a protrusion portion 120, a support portion 130, a net portion 140, a ring 170, Includes a wire 180, a ring 190.

The fall prevention device for a power transmission support 100 is installed on the power transmission support 10.

The transmission support 10 includes a steel tower as a support for supporting a high-voltage electric wire or communication cable. The pylon may be formed in an angle shape, and may be formed in a tubular shape. In the case of a new transmission support 10 or a pylon replacement, a tubular support is used.

The flange portion 110 is formed in a radial direction while surrounding the outer surface of the power transmission support 10. The radial direction means that the flange portion 110 extends in all directions from the center and is formed in a direction in which the flange portion 110 extends in all directions with respect to the center of the power transmission support 10.

The plurality of protrusions 120 are formed to protrude on the flange portion 110. In this case, the protrusion 120 may be formed irrespective of the direction in which the flange 110 protrudes. In addition, the plurality of protrusions 120 are disposed to be spaced apart from each other along the circumference of the flange portion 110.

The plurality of support portions 130 may be connected to two or more protrusions 120. In this case, as shown in FIG. 2, in order to prevent a fall in the entire range surrounding the power transmission support 10, the support 130 may be connected along the circumference of the flange 110. Although not shown in FIG. 2, two or more support parts 130 may be installed at arbitrary intervals to prevent a worker from falling in a limited range around the power transmission support 10.

The plurality of support parts 130 may be formed of various materials having high rigidity. For example, the support 130 may be formed of a steel pipe. For this reason, when a worker falls on the net part 140, damage to the fall prevention device 100 for a power transmission support due to a load of the worker can be prevented.

The net part 140 may be configured to be formed between the plurality of support parts 130. The net part 140 is connected to the support part 130 along the length direction of each support part 130. The longitudinal direction means a direction from one end of the support 130 to the other end. The net 140 may prevent a worker from falling to the ground.

The ring 170 is positioned above the flange portion 110 on the power transmission support 10 and is formed to surround the power transmission support 10. The ring 170 is generally used for the operator of the transmission support 10 to fasten safety equipment.

The wire 180 is connected to the other end of the support 130. The wire 180 refers to a string made by combining and twisting several strands of steel wire, and the thickness and use of the wire 180 can be applied in various ways.

The ring 190 is connected to a portion of the wire 180 to which the support 130 is not connected. The ring 190 may be formed to be fastened or separated from the ring 170 of the power transmission support 10. For example, the ring 190 may be made of a type of connection equipment such as a carabiner. By the configuration of the ring 190, when the fall prevention device 100 for a power transmission support is damaged, the support 130 and the net 140 connected to the support 130 can be prevented from falling to the ground. .

3 is a conceptual diagram of a fall prevention device 100 for a power transmission support shown in FIG. 1.

The protrusion 120 may be formed to be fastened and separated on the flange portion 110. For example, the protrusion 120 may be formed by fastening a bolt and a nut on the flange portion 110.

The flange portion 110 may be coupled with the first flange 111 and the second flange 112 facing each other. For this reason, the height of the power transmission support 10 can be extended. Further, the protrusion 120 may be formed by fastening and separating the first flange 111 and the second flange 112 together. For example, a bolt may pass through the first flange 111 and the second flange 112 to be fastened with the nut.

The net part 140 includes a joint member 150 formed at predetermined intervals on one side close to the power transmission support 10. The joint member 150 is connected by knotting the protrusion 120. In this case, the size of the empty space formed between the net 140 and the transmission support 10 may be adjusted according to the strength and length of the knot of the joint member 150. When the empty space is eliminated by bringing the net 140 and the transmission support 10 in close contact, it is possible to more effectively prevent a worker from falling between the spaces.

4A is a conceptual diagram of the support part 130 shown in FIG. 1.

A groove 133 having a predetermined depth is formed at one end of the support part 130, and the groove 133 of the support part 130 may be fastened and separated from the protruding part 120. For this reason, there is an advantage that the installation and disassembly of the fall prevention device 100 for a power transmission support are conveniently implemented.

The groove 133 may be formed to meet various standards of the protrusion 120. The size of the groove 133 of the support part 130 may be set according to the protrusion 120, and the degree to which the coupling is made firmly may be adjusted.

One end of the support part 130 where the groove 133 is present is bent so that the other end of the support part 130 faces away from the transmission support 10 when the groove 133 and the protrusion 120 are combined. Can be formed. Accordingly, there is an advantage in that the fall prevention device 100 for a power transmission support can be installed by adjusting the degree of bending irrespective of the protruding direction of the protrusion 120.

Each of the support portions 130 may extend the length of the support portion 130 to a position where the net portion 140 is formed by combining both ends of the two or more support portions 130. Accordingly, the space formed by the net part 140 connected to the support part 130 may be widened to expand a range in which a safety accident due to a fall can be prevented.

4B is another conceptual diagram of the support 130 shown in FIG. 1.

The support unit 130 further includes a connection member 160 at one end capable of fastening and separating from one end of the support unit 130 and the other end capable of fastening and separating with the protrusion 120.

The connecting member 160 has a groove 134 having a predetermined depth at the other end of the support part 130.

The groove 134 of the connection member 160 can be fastened and separated from the protrusion 120. In this case, the groove 134 may be formed to meet various standards of the protrusion 120. The size of the groove 134 of the connecting member 160 can be set according to the protrusion 120, and the degree of rigidity can be adjusted when combined.

When the groove 134 and the protrusion 12 are coupled, the connection member 160 may be formed to be bent so that the other end of the support 130 faces away from the power transmission support 10. Accordingly, there is an advantage of installing the fall prevention device 100 for a power transmission support by adjusting the degree of bending of the connecting member 160 regardless of the protruding direction of the protrusion 120. In addition, even when the support part 130 is formed in a straight line, there is an advantage in that the power transmission support fall prevention device 100 can be installed regardless of the protruding direction of the protruding part 120 by adjusting the degree of bending of the connecting member 160.

FIG. 5 is a conceptual diagram illustrating a combination of the support 130 and the net 140 shown in FIG. 1.

The support part 130 is a concept including a cover part 131 and a recess part 132.

The cover part 131 is formed to surround the outer surface of the support part 130.

The cover part 131 may be formed of an elastically deformable material. Accordingly, the cover part 131 prevents damage to the support unit 130 due to a collision with the operator when the operator falls, and prevents human injury to the operator caused by a collision between the operator and the support unit 130 can do.

The recess portions 132 may be formed to be spaced apart from each other at predetermined intervals on the outer surface of the cover portion 130.

The plurality of recesses 132 are connected to the net 140. Accordingly, the net portion 140 may be fixed more firmly than the case where the net portion 140 is directly connected to the support portion 130.

6 is a flowchart illustrating a method of installing a fall prevention device 100 for a transmission support according to another embodiment of the present invention.

6, a method of installing a fall prevention device 100 for a transmission support according to another embodiment of the present invention includes a flange portion 110 formed in a radial direction while surrounding the outer surface of the transmission support 10 A step (S100) of arranging (S100) on a predetermined height of the power transmission support 10, and forming a plurality of protrusions 120 protruding on the flange portion 110, and a predetermined distance along the circumference of the flange portion 110 A step (S200) of spaced apart from each other, and a plurality of support portions 130 are formed at one end to a predetermined depth, and have a groove coupled to the protrusion 120 so as to be fastened and detached, and the other end is the power transmission support ( 10) is formed extending toward the direction away from the step (S300) and spaced apart from each other at a predetermined interval, and the net portion 140 is formed between the plurality of support portions 130, and each of the support portions 130 It is connected along the longitudinal direction and includes the step of fixing on the plurality of support parts 130.

Although the above description has been made with reference to a preferred embodiment of the present invention, the above description is only exemplary. Various modifications may be made by those of ordinary skill in the technical field to which the present invention pertains, without departing from the scope and technical spirit of the described embodiments. The above-described embodiments may be implemented individually or in any combination.

10: transmission support 100: fall prevention device for transmission support
110: flange portion 111: first flange
112: second flange 120: protrusion
130: support 131: cover
132: recess portion 133: groove
140: net portion 150: joint member
160: connecting member 170: ring
180: wire 190: ring

Claims (9)

A flange portion positioned on a predetermined height of the power transmission support and formed in a radial direction while surrounding the outer surface of the power transmission support;
A plurality of protrusions formed protruding on the flange portion along the circumference of the flange portion and spaced apart from each other at predetermined intervals;
A plurality of support portions formed at one end having a predetermined depth and having a groove coupled to the protrusion to be fastened and separated, and the other end extending toward a direction away from the power transmission support, and spaced apart from each other at predetermined intervals; And
A fall prevention device for a power transmission support including a net portion formed between the plurality of support portions and connected along the length direction of each of the support portions, and fixed on the plurality of support portions. The method of claim 1,
A fall prevention device for a power transmission support, characterized in that one end of the support part is formed to be bent so that the other end of the support part faces away from the power transmission support. The method of claim 1,
One end may be fastened and separated from one end of the support, and the other end further includes a connection member coupled to the protrusion so as to be fastened and separated,
The connecting member is a fall prevention device for a power transmission support, characterized in that the other end of the support is formed to be bent toward a direction away from the power transmission support. The method of claim 1,
The support portion has a cover portion formed to surround the outer surface of the support portion,
The cover portion is formed with a recess having a predetermined depth on the outer surface,
The recessed portion is spaced apart at predetermined intervals, and the net portion is connected to be fixed. The method of claim 1,
The protruding portion is formed to be fastened and separated from the flange portion, the fall prevention device for a power transmission support. The method of claim 1,
The flange portion,
A first flange; And
Fall prevention device for a power transmission support comprising a second flange formed to correspond to the first flange and configured to face and be coupled to the first flange. The method of claim 1,
The net portion includes a joint member formed at a predetermined interval on one side of the net portion adjacent to the power transmission support so as to be coupled to the protrusion portion,
The joint member is a fall prevention device for a power transmission support, characterized in that formed so as to come into close contact with the net portion to the power transmission support. The method of claim 1,
A ring formed on the power transmission support, positioned above the flange portion, and surrounding the power transmission support;
A wire connected to the other end of the support; And
A fall prevention device for a transmission support further comprising a ring connected to a portion of the wire that is not connected to the support part, and configured to be fastened or separated from the ring. Disposing a flange portion formed in a radial direction while surrounding the outer surface of the power transmission support on a predetermined height of the power transmission support;
Forming a plurality of protrusions protruding on the flange portion and disposing spaced apart at predetermined intervals along the periphery of the flange portion;
A step of forming a plurality of support portions at a predetermined depth at one end and having a groove coupled to the protruding portion so as to be fastened and separated, and the other end extending toward a direction away from the power transmission support, and spaced apart from each other at predetermined intervals. ; And
A method of installing a fall prevention device for a power transmission support comprising the step of forming a net part between the plurality of support parts, being connected along a length direction of each of the support parts, and fixing it on the plurality of support parts.

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