KR20120136989A

KR20120136989A - Safety fence

Info

Publication number: KR20120136989A
Application number: KR1020110056248A
Authority: KR
Inventors: 이종욱
Original assignee: 이종욱
Priority date: 2011-06-10
Filing date: 2011-06-10
Publication date: 2012-12-20

Abstract

According to the present invention, the angle of planar angle between the support rod and the fence frame can be adjusted so that even if one side of the plurality of fence frames is connected to one support rod in common, the angle between the two fences can be adjusted, and the vertical direction of the support rod can be adjusted. It relates to a safety fence that can be assembled quickly without consideration.
Safety fence of the present invention for this purpose, the holding rods each provided with at least one horizontal connector on the upper and lower outer peripheral surface; And a fence frame each of which is connected to the horizontal rod by at least one upper and lower portion of the horizontal connecting portion respectively connected to the horizontal connector through connecting means formed so that the interconnection angle can be set variably. .

Description

Safety fence

The present invention relates to a safety fence, and more particularly, it is possible to adjust the angle of the plane between the support rod and the fence frame, even if one side of a plurality of fence frame is installed in common to one support rod between the fence An angle can be adjusted, and a safety fence that can be assembled quickly without considering the vertical direction of the holding rods.

Generally, a fence is installed around the construction site to prevent access from outside.

FIG. 1 is a perspective view showing an example of a conventional fence. As shown in FIG. 1, a conventional fence has a frame 1 formed by bending a rod into a rectangular shape having an opening at a lower side thereof, The panel 2 is welded to the panel 1 by using the fence.

However, since such a conventional fence tends to fall when the wind is blown, it is troublesome to install the sand bag 3 at the lower end of the fence or bundle it with neighboring fences using the wire 4 .

In addition, the conventional fence has a problem in that separation and lamination are impossible and storage and transportation are not easy.

Figure 2 is a perspective view showing another example of a conventional fence, as shown in Figure 2, another conventional fence, a set of holding rods (20, 20 '), a plurality of panel units 30, a set of Pedestal 10, 10 ', including the first spacer 40, the second spacer 50, the third spacer 60, the resistance of the panel unit by the rotation of the panel unit even in a windy environment It is minimized to prevent the fence from falling over.

However, the conventional fence of the structure as described above, because the holding unit constituting the holding rods (20, 20 ') is a structure in which one end of the other end of the groove portion is formed by the projection portion, respectively coupled to each other, the operator should consider the orientation when assembling There was discomfort.

In addition, since the protrusions formed on both sides of the panel unit 30 are inserted into the grooves formed in the support unit and rotated back and forth, the support rods 20 and 20 'and the panel unit 30 have mutually planar angle adjustments. In order to adjust the angle between the two fences accordingly, there is a problem in that a pair of holding rods 20 and 20 'are configured for each fence.

In addition, in order to take a structure in which the plurality of panel units 30 are rotated in the front-rear direction from the set of holding rods 20 and 20 ', the interval between the upper end and the lower end of the set of holding rods 20 and 20'. As the first and second spacers 40 and 50 for retaining are essentially provided, the plurality of panel units 30 may not be detached from the holding rods 20 and 20 '. There was a problem that the installation is complicated by a large number and type of elements constituting the.

In addition, since the panel unit 30 is made of a solid material in which front and rear surfaces are closed, there is a problem that the resistance to wind still remains large even when the panel unit 30 is rotated by wind.

An object of the present invention for solving the problems according to the prior art, both sides of the fence even if installed by connecting the one side of the plurality of fence frame in common to the holding rod and the fence frame can be adjusted in plane It is possible to adjust the angle between, and to provide a safety fence that can be quickly assembled without considering the vertical direction of the holding rods.

Safety fence of the present invention for solving the above technical problem, the holding rods each provided with at least one horizontal connector on the upper and lower outer peripheral surface; And a fence frame each of which is connected to the horizontal rod by at least one upper and lower portion of the horizontal connecting portion respectively connected to the horizontal connector through connecting means formed so that the interconnection angle can be set variably. .

Preferably, provided on the bottom surface is provided with a support rod extending upwards, the lower end of the support rod is inserted into the upper portion of the support rod; may be further configured to include.

Preferably, the supporting rod may be inserted into the holding rod or the holding rod may be configured to be inserted into the supporting rod.

Preferably, the holding rod may be fixed to the supporting rod by a fixing means.

Preferably, the fixing means is a nut hole provided through the outer surface of the rod located on the outside of the supporting rod and the holding rod; And a fixing bolt which is screwed to the nut hole to press the outer surface of the rod located inward of the supporting rod and the holding rod to rotate the holding rod on the supporting rod when the screw is rotated in the tightening direction.

Preferably, a pedestal may be integrally formed at the bottom of the holding rod.

Preferably, the connecting means may include a horizontal connector of the holding rod and a hinge bolt penetrating the horizontal connecting portion of the fence frame in the vertical direction.

Preferably, the plurality of holding rods are connected to each other in the vertical direction to enable a multi-layer structure, the connecting rods are respectively inserted into the upper end of the lower holding rods and the lower end of the upper holding rods; may be configured to further include.

Preferably, the holding rod may be fixed to the connecting rod by a fixing means.

Preferably, the fixing means is a nut hole provided through the outer surface of the rod located on the outside of the connecting rod and the holding rod; And a fixing bolt which is screwed to the nut hole to press the outer surface of the rod located inside of the connecting rod and the holding rod to fix the holding rod on the connecting rod when the screw is rotated in the tightening direction.

Preferably, the connecting rod is a pair of side portions extending to both sides so that the upper end of the lower strut rod and the lower end of the upper strut rod, respectively, the end of the lower strut rod and the end of the upper strut rod between the pair of side portions It may be configured to include a center portion provided in.

Preferably, the fence frame may be rotatably connected to the holding rods by extending the horizontal connecting portions at both upper and lower sides, respectively.

Preferably, the fence frame comprises a pair of horizontal bars extending horizontally connected to at least one side and a plurality of vertical bars for connecting the pair of horizontal bars in parallel, the front of the fence frame and the vertical bar A guide mesh net covering the bar may be installed.

Preferably, the fence frame further comprises a plurality of extension vertical bars extending to the outside of the horizontal bar and the extension horizontal bar connecting the ends of the plurality of extension vertical bars, the horizontal bar on the front of the fence frame , Vertical bar, extending horizontal bar, guide mesh network for covering the vertical bar may be installed.

The present invention as described above, there is no up and down direction of the holding rod, there is an advantage that the operator can quickly assemble without considering the up and down direction when assembling.

In addition, since the angle of the plane can be adjusted between the holding rod and the fence frame, even if one side of a plurality of fence frame is connected to one holding rod in common, the angle between the two fence can be adjusted, accordingly in series or parallel There is an advantage that can significantly reduce the number of holding rods when installing a large number of fences.

In addition, since there are fewer kinds of elements constituting the fence, there is an advantage in that the assembly and fastening are easy and the installation and disassembly can be speeded up.

In addition, the wind mesh is installed on the front of the fence frame, there is an advantage that less resistance to wind.

In addition, there is an advantage that can be utilized as a door when the fence frame is connected to one holding rod.

In addition, since the plurality of holding rods without direction can be connected in the vertical direction by the connecting rod, there is an advantage that the safety fence can be quickly installed in a multilayer structure.

In addition, there is an advantage that the production cost is low, easy to manufacture and robust by forming the supporting rod, holding rod, connecting rod as a hollow pipe.

1 is a perspective view showing an example of a conventional fence;
2 is a perspective view showing another example of a conventional fence;
Figure 3 is a perspective view of a safety fence according to an embodiment of the present invention.
Figure 4 is a perspective view showing an exploded perspective view of the safety fence according to an embodiment of the present invention.
5 is a front view showing a safety fence according to an embodiment of the present invention.
Figure 6 is a perspective view showing a state in which the safety fence is installed neighboring in accordance with an embodiment of the present invention.
7 is a plan view showing a state in which the safety fence is installed neighboring in accordance with an embodiment of the present invention.
8 is a plan view showing a state in which the safety fence is connected to one holding rod according to an embodiment of the present invention.
9 is a perspective view showing a state in which the safety fence is installed in a multi-layer structure according to an embodiment of the present invention.
10 is an exploded perspective view partially disassembled a state in which the safety fence is installed in a multi-layer structure according to an embodiment of the present invention.
11 is a front view showing a state in which the safety fence is installed in a multi-layer structure according to an embodiment of the present invention.
12 is a perspective view showing another form of the fence frame constituting the safety fence according to an embodiment of the present invention.

The present invention can be embodied in many other forms without departing from the spirit or main features thereof. Accordingly, the embodiments of the present invention are to be considered in all respects as merely illustrative and not restrictive.

The terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

When a component is referred to as being "connected" or "connected" to another component, it may be directly connected to or connected to that other component, but it may be understood that other components may be present in between. Should be. On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, the terms "comprises", "having", "having", and the like are intended to specify the presence of stated features, integers, steps, operations, components, Steps, operations, elements, components, or combinations of elements, numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like or corresponding elements are denoted by the same reference numerals, and a duplicate description thereof will be omitted. In the following description of the present invention, if it is determined that the detailed description of the related known technology may obscure the gist of the present invention, the detailed description thereof will be omitted.

Safety fence according to an embodiment of the present invention, as shown in Figure 3 and 9, the pedestal 100, the holding rod 200, fence frame 300, connecting rod 400, guide mesh network 500 It is configured to include).

The pedestal 100 is provided with a support rod 110 is installed on the bottom surface extending upward.

The holding rods 200, each of the upper and lower outer peripheral surface is provided with at least one horizontal connector 210, can be inserted into the upper portion of the support rod 110, preferably inserted into adjustable adjustable It is fixed by the fixing means 220 in the state.

The fence frame 300, the horizontal connection portion 311 which is connected to the horizontal connector by the connecting means 350, respectively, is formed at least on one side upper and lower sides so that the interconnection angle is variable with respect to the holding rod 200 Connected so that it can be set.

The connecting rod 400, the plurality of holding rods 200 are connected to each other in the vertical direction to enable a multi-layer structure, the upper and lower struts of the lower struts 200 can be installed respectively inserted into the lower struts 200 Preferably, the degree of insertion is fixed by the fixing means 220 in the inserted state to be adjustable.

The guide mesh network 500 is provided to cover the front surface of the fence frame 300.

First, the first embodiment will be described with reference to FIGS. 3 to 5.

The safety fence of the first embodiment is composed of two pedestal 100, two holding rods 200, one fence frame 300, one guide mesh net 500.

The pedestal 100 is a component for erecting the holding rod 200 vertically, as shown in FIG. 3, two pedestals 100 are spaced apart from each other by the entire width of the fence frame 300. It is installed on the floor.

On the other hand, each pedestal 100, as shown in Figure 4, the base plate 120 which is installed flat on the bottom surface and the support bar 110 extending vertically upward from the center of the base plate 120 It may be configured to include, the supporting rod 110 is preferably made of a hollow pipe.

The holding rod 200 is a component for installing the fence frame 300, two holding rods 200 are inserted so that the insertion degree is adjustable to the upper portion of each support rod 110 of each pedestal 100. It is fixed by the fixing means 220, the holding rod 200 is preferably made of a hollow pipe.

The fixing means 220 is screwed into the nut hole 221 and the nut hole 221 provided through the outer surface of the rod located on the outside of the supporting rod 110 and the holding rod 200 and tightening direction It includes a fixing bolt 223 for pressing the outer surface of the rod located on the inner side of the supporting rod 110 and the holding rod 200 to fix the holding rod 200 on the supporting rod 110 during rotation. It can be configured.

For example, the safety fence of the first embodiment, as shown in Figure 5, because the support rod 200 is inserted into the outside of the support rod 110, the nut hole 221 is the support Is formed on the outer surface of the lower end of the rod 200, the fixing bolt 223 is screwed to the nut hole 221 to press the outer surface of the support rod 110 when rotating in the tightening direction the holding rod ( 200 to be fixed on the support rod (110).

At this time, when the lower end of the support rod 200 is inserted into the support rod 110 to the extent that the base plate 120 is completely in contact with, the support rod 200 without the fixing means 220 is self-weight Of course, it can also be configured so as not to fall out of the supporting rod 110.

As such, when the lower end of the support rod 200 is inserted into the support rod 110 until it fully touches the base plate 120, the pedestal is attached to the lower end of the support rod 200. It may be configured to be formed integrally.

On the other hand, when the holding rod 200 is a structure that is inserted into the interior of the supporting rod 110, the nut hole 221 is formed on the outer surface of the supporting rod 110, the fixing bolt 223 ) Is screwed to the nut hole 221, so as to press the outer surface of the holding rod 200 when rotating in the tightening direction may be such that the holding rod 200 is fixed on the supporting rod 110. .

According to the configuration of the fixing means 220 as described above, in the state in which the fixing bolt 223 is not released to pressurize the outer surface of the supporting rod 110, as shown in Figure 5, the holding rod ( 200 is inserted so that the insertion degree can be adjusted to the upper portion of the support rod 110 of the pedestal 100, it is possible to variously adjust the installation height of each holding rod (200).

Therefore, the height of the holding rods 200 is adjusted in a state in which the fixing bolts 223 are loosened, and the fixing bolts 223 are tightened in the state where the height adjustment of the holding rods 200 is completed. The adjusted holding rod 200 may be fixed on the supporting rod 110.

On the other hand, the holding rods 200 are each provided with at least one horizontal connector 210 on the upper and lower outer peripheral surface, for example, the holding rods 200 of the first embodiment each one horizontal connector 210 on the upper and lower outer peripheral surface Are provided in the same direction.

The horizontal connector 210 is a part for allowing the horizontal connecting portion 311 of the fence frame 300 to be hinged rotatably so as to be rotatable on the plane of the fence frame 300.

The horizontal connector 210, as shown in Figure 3 and 4, may be composed of a frame having a fixed side cross-section "C" shaped upper and lower outer peripheral surface of the holding rod 200, "c" shaped frame Hinge hole 210h is formed on the upper and lower surfaces of the horizontal connector 210.

On the other hand, a through hole 311h is formed in the horizontal connection portion 311 of the fence frame 300 corresponding to the hinge hole 210h, and the hinge hole 210h and the through hole 311h are connected by a connecting means. Connected.

The connecting means, as shown in Figure 4, comprises a hinge bolt 351 that vertically penetrates the hinge hole 210h and the through hole 311h at the same time, the lower end of the hinge bolt 351 The hinge nut 353 is coupled to the hinge nut 353 to prevent the hinge bolt 351 from vertically passing through the hinge hole 210h and the through hole 311h at the same time.

On the other hand, the connecting means may be composed of a hinge portion formed of a rod extending through the top of the hinge portion 210h and the through hole (311h) at the same time and the upper end of the rod portion, of course.

As described above, the fence frame 300 can be rotated in a plane with respect to the support rod 200 by the hinge hole 210h, the through hole 311h, and the connection means 351 and 353. Done.

The fence frame 300 is rotated based on the holding rods 200, the horizontal connecting portion 311 which is connected to the horizontal connector 210 by the connecting means 351, 353, respectively, is extended at least on one side of the upper and lower sides. Possibly connected.

For example, the fence frame 300 of the first embodiment, as shown in Figure 4, the horizontal connection portion 311 is formed between the pair of holding rods 200 adjacent to each other formed in the upper and lower sides, respectively Is connected to be rotatable based on each holding rod (200).

The overall configuration of the fence frame 300 is a pair of horizontal bars 310, the horizontal connecting portion 311 is formed extending to both sides and a plurality of vertical bars 320 to connect the pair of horizontal bars 310 in parallel. This is done, including.

On the other hand, the guide mesh network 500 is provided to cover the horizontal bar 310 and the vertical bar 320 on the front of the fence frame 300, as shown in Figure 3, the guide mesh The upper and lower ends of the net 500 may be fixed by the bolt b in a state in which the horizontal bar 310 is wrapped, and a safety phrase such as “safety first” may be displayed.

The guide mesh network 500 may be arbitrarily selected and applied as long as the mesh is configured in a mesh form.

In addition, a material such as a safety net, dust net, russell net, wire mesh, dense square pipe, or the like may be applied, or, unless the environment is sensitive to ventilation, the front of the fence frame 300 may be composed of a flex material, tarpaulin material, and a steel plate material. Of course you can.

Next, a second embodiment will be described with reference to FIGS. 6 and 7.

The safety fence of the second embodiment is composed of three pedestal 100, three holding rods 200, two fence frames 300, two guide mesh nets (500).

As shown in FIG. 6, three pedestals 100 are spaced apart from each other by the entire width of the fence frame 300 and are installed at equal intervals on the bottom surface, and three support rods 200 are each pedestal 100. The insertion degree is adjustable to the upper portion of each supporting rod 110 of the) is fixed by the fixing means 220.

Since the fixing means 220 is the same as the fixing means 220 of the first embodiment, a description thereof will be omitted.

On the other hand, the holding rods 200 are each provided with at least one horizontal connector 210 on the upper and lower outer peripheral surface.

For example, as shown in Figure 6, the holding rods 200 at both ends of the holding rods 200 of the second embodiment is provided with one horizontal connector 210 in the same direction, respectively on the upper and lower outer peripheral surface, The holding rods 200 in positions excluding both ends may have a plurality of horizontal connectors 210 opposed to each other on upper and lower outer circumferential surfaces thereof.

One side of two fence frames 300 may be commonly connected to a central holding rod 200 having a plurality of horizontal connectors 210 on upper and lower outer circumferential surfaces thereof, for example, three fence frames 300. When connected in series, it is possible to install with four holding rods 200, and when connecting the four fence frame 300 in series it is possible to install with five fence frames (300).

In the case of the conventional safety fence, the safety of the present invention is compared with the fact that six pillars are required to install three fences in series, and eight pillars are required to install four fences in series. Fence has the advantage that can significantly reduce the number of holding rods.

On the other hand, the horizontal connector 210 may be provided with a plurality of horizontal connectors 210 on the upper and lower outer peripheral surfaces of the holding rods 200, in which case, the plurality of horizontal connectors 210 is preferably arranged in a planar conformation. Do.

For example, when three horizontal connectors 210 are equally arranged at 120 ° intervals, one side of the three fence frames 300 may be commonly connected to each other, and the horizontal connectors 210 may be 90 ° apart. When four are conformally arranged, one side of the four fence frames 300 may be commonly connected to each other.

On the other hand, the number or arrangement of the horizontal connector 210 (including an isometric arrangement and an isometric arrangement) can be applied by arbitrarily design change.

On the other hand, as shown in Figure 7, the fence frame 300 can be rotated on a plane with respect to each holding rod 200, accordingly, by adjusting the angle between the plurality of fence frame 300, Can be installed in an array.

On the other hand, the upper and lower outer circumferential surface of each of the holding rods 200, each provided with a plurality of horizontal connectors 210, as a standard, if applied to both the position and the remaining positions other than these, the installation position is not limited, providing convenience to installation Can be.

Since the fence frame 300 and the guide mesh network 500 are the same as in the first embodiment, detailed description thereof will be omitted.

Next, a third embodiment will be described with reference to FIG.

The safety fence of the third embodiment is composed of one pedestal 100, one holding rod 200, one fence frame 300, one guide mesh net 500.

The safety fence of the third embodiment installs the fence frame 300 only with one pedestal 100 and one holding rod 200, so that the fence frame 300 can be utilized as a door.

That is, the fence frame 300 may be used as a door as the fence frame 300 is installed to rotate on a plane with respect to the pedestal 100 and the support rod 200 installed on one side.

Next, a fourth embodiment will be described with reference to FIGS. 9 to 11. FIG.

The safety fence of the fourth embodiment consists of two pedestals 100, four holding rods 200, two connecting rods 400, two fence frames 300, and two guide mesh nets 500.

As shown in FIG. 9, two pedestals 100 are spaced apart from each other by the entire width of the lower fence frame 300 and are installed at equal intervals on the bottom surface.

The holding rods 200 are connected to each other in the vertical direction by two connecting rods 400 to form a set, and the holding rods 200 of the lower layer of the two sets of holding rods 200 connected in the vertical direction are each pedestal ( Each supporting rod 110 of the 100 is inserted into the upper and fixed by the fixing means 220.

The connecting rod 400, as shown in Figure 10, by connecting the two holding rods 200 in the vertical direction to enable a multi-layer structure, the upper and upper holding rods 200 of the lower layer holding rods 200 Inserted into the lower end of each) is fixed by the fixing means 220.

At this time, the two holding rods 200 connected in the vertical direction by the connecting rod 400, as shown in Figure 11, can be fixed by the fixing means 220 is inserted so that each insertion degree is adjustable. have.

The fixing means 220 is preferably made of the same structure as the fixing means 220 for fixing the support rod 110 and the holding rod 200, the description thereof will be omitted.

On the other hand, the support rod 110, the support rod 200, the connecting rod 400 of the pedestal 100 is preferably formed of a hollow pipe, the outer diameter of the support rod 110 is the support rod 200 It is formed to be the same as the inner diameter of, the connecting rod 400 is extended from the center portion 410 and the center portion 410 and the same as the outer diameter of the holding rod 200 in the vertical direction of the holding rod 200 It may be made of the same side portion 420 as the inner diameter.

For example, the connecting rod 400 may be manufactured by fixing the holding rod 200 and the outer pipe having the same inner diameter and outer diameter to the outer circumferential surface of the inner pipe having the same outer diameter as that of the holding rod 200. . At this time, the mutual fixing of the inner pipe and the outer pipe, the hole formed in the side of the outer pipe, the inner pipe is welded through the hole in the state in which the outer pipe is fitted to the inner pipe and the outer pipe to be fixed to each other. can do.

Therefore, the holding rod 200 may be inserted by the length of the side portion 420, the further insertion is limited by the center portion 410, accordingly, the connecting rod 400 is the holding rod It is possible to prevent the insertion completely into the interior of the (200).

Next, a fifth embodiment will be described with reference to FIG.

The safety fence of the fifth embodiment is a case where the fence frame 300 positioned in the center and the guide mesh network 500 installed therein are deformed, and thus the deformed fence frame 300 will be described. The description is omitted.

The fence frame 300 of the fifth embodiment includes a pair of horizontal bars 310 having horizontal connection portions 311 extended to both sides, and a plurality of vertical bars 320 connecting the pair of horizontal bars 310 to be parallel to each other. It is configured to include, and further comprises a plurality of extension vertical bar 330 extending to the outside of the horizontal bar 310 and the extension horizontal bar 340 connecting the ends of the plurality of extension vertical bar 330. It is configured by.

On the other hand, the guide mesh network 500 of the fifth embodiment to cover the horizontal bar 310, vertical bar 320, extension bar 330, extension vertical bar 340 of the fence frame 300. It is installed on the front of the fence frame 300.

As described above, the fence frame 300 is further extended to the upper portion of the guide mesh network 500 as the area of the guide mesh network 500, the site name, construction purpose, construction period, demand organization It can be announced by displaying the contents of construction outline such as supervision, responsibility supervision, construction, and construction status.

Although the present invention has been described with reference to the preferred embodiments thereof with reference to the accompanying drawings, it will be apparent to those skilled in the art that many other obvious modifications can be made therein without departing from the scope of the invention. Accordingly, the scope of the present invention should be interpreted by the appended claims to cover many such variations.

100: base 110: base rod
200: holding rod 210: horizontal connector
220: fixing means 221: nut hole
223: fixing bolt 300: fence frame
310: horizontal 311: horizontal connection
320: vertical bar 330: extension vertical bar
340: extension bar 351: hinge bolt
352: head 400: connecting rod
410: center portion 420: side portion
500: Guide mesh net

Claims

Holding rods each provided with at least one horizontal connector on the upper and lower outer peripheral surface; And
And horizontally connected portions respectively connected to the horizontal connector through at least one upper and lower sides of the fence frame connected to the holding rods through connecting means formed to allow the interconnection angle to be variably set. Safety fence.

The method of claim 1,
The support fence is installed on the bottom surface is provided to extend upward, the lower end of the holding rod is inserted into the upper portion of the support rod; a safety fence characterized in that it further comprises.

The method of claim 2,
Safety fence, characterized in that the supporting rod is inserted into the holding rod or the holding rod is configured to be inserted into the interior of the supporting rod.

The method according to claim 2 or 3,
The holding rod is a safety fence, characterized in that fixed to the supporting rod by a fixing means.

5. The method of claim 4,
The fixing means includes a nut hole provided through the outer surface of the rod located on the outside of the supporting rod and the holding rod; And a fixing bolt which is screwed to the nut hole to press the outer surface of the rod located inside of the supporting rod and the holding rod so that the holding rod is fixed on the supporting rod when rotated in the tightening direction. Safety fence.

The method of claim 1,
Safety fence, characterized in that the base is integrally formed on the lower end of the holding rod.

The method of claim 1,
The connecting means is a safety fence, characterized in that comprising a hinge bolt for penetrating the horizontal connector of the holding rod and the horizontal connecting portion of the fence frame in the vertical direction.

The method of claim 1,
A plurality of holding rods are connected to each other in the vertical direction to enable a multi-layer structure, the connecting rods are respectively inserted into the upper end of the lower holding rods and the lower end of the upper holding rods;

9. The method of claim 8,
The holding rod is a safety fence, characterized in that fixed to the connecting rod by a fixing means.

10. The method of claim 9,
The fixing means is a nut hole provided through the outer surface of the rod located on the outside of the connecting rod and the holding rod; And a fixing bolt screwed to the nut hole to press the outer surface of the rod located inside the connecting rod and the holding rod so that the holding rod is fixed on the connecting rod when the screw is rotated in the tightening direction. Fence.

9. The method of claim 8,
The connecting rod is provided between the pair of side portions extending in both sides so that the upper end of the lower strut rod and the lower end of the upper strut rod, respectively, so that the end of the lower strut rod and the end of the upper strut rod are supported. Safety fence comprising a center portion.

The method of claim 1,
The fence frame is a safety fence, characterized in that the horizontal connecting portion is formed on both sides of the upper and lower sides are rotatably connected to the holding rod.

The method of claim 1,
The fence frame includes a pair of horizontal bars having horizontal connection portions formed on at least one side thereof and a plurality of vertical bars connecting the pair of horizontal bars to be parallel to each other, and the front of the fence frame covers the horizontal bars and the vertical bars. Safety fence, characterized in that the guide mesh network is installed.

The method of claim 13,
The fence frame further includes a plurality of extension vertical bars extending outwardly of the horizontal bar and extension horizontal bars connecting end portions of the plurality of extension vertical bars, and the horizontal bar and the vertical bar in front of the fence frame. Safety fence, characterized in that the extension mesh bar, the guide mesh network is installed to cover the vertical bar.