KR200298053Y1 - Multi-functional safety fence apparatus - Google Patents

Abstract

The present invention relates to a multifunctional safety fence apparatus, comprising: a display block capable of selectively fixing a marking member having a predetermined width and length and printed with safety phrases or safety marks; Respective holder members that are selectively detachable from both ends of the display block; And a clamp member having a hook provided on the holder member so as to be clamped while being elastically deformed with respect to the steel pipe in order to fix the display block in a longitudinal direction to a protection facility to which a plurality of steel pipes are connected in a general building construction site. Equipped.

Description

Multi-functional safety fence apparatus

The present invention relates to a multifunctional safety fence device, and in detail, a multifunctional safety structure having a structure that can easily hang a display block marked with various safety phrases or safety marks on a safety cone of a construction site or a road construction site. It relates to a fence device.

In general, the safety fence is a safety facility that can divide the construction section or induce the driving of a vehicle to indicate that it is a dangerous place at various road repair and expansion construction sites, water and sewage repair construction sites, subway construction sites, or building construction sites. As a safety phrase or safety indication such as "under construction", "safety first", "danger", etc. are interposed to serve to recognize caution of a pedestrian or a vehicle.

Conventional safety fence is to be placed on the outer periphery of the protection facility in the state of installing a protection system in which a plurality of steel pipes are connected in a grid shape around the boundary of the construction site, welded type consisting of an iron rod and a steel plate or net Steel fences or prefabricated steel fences are mainly used, but they are expensive and inconvenient to move due to overweight, complicated assembly and dismantling work, and also cause disadvantages such as corrosion during long-term use. Recently, plastic fences made of synthetic resin of PE material Has been developed. Such a plastic fence includes a pair of stands filled with water or sand, and a fence board which can be fitted across the stands, and printed with a safety phrase or safety mark on a plane.

However, since the fence board is made of PE material, such a conventional plastic fence cannot be completely adhered to the reflective sheet printed with safety phrases or safety marks due to the peculiarity of PE material, and the grounding force of the stand is weak against the floor. There is a drawback of falling easily or falling down due to strong winds, and there is a hassle of having to tie a steel rod of a predetermined weight between the stands and then strap it using a wire or a rope.

Meanwhile, a safety cone made of plastic or rubber material is continuously arranged so as to guide or block the driving of the vehicle toward the safe road side in front of a construction site such as a highway or a national road or an obstacle area. A road-mounted safety fence has been developed in which a bar-shaped cone hook hangs against a pair of safety cones.

By the way, the cone hook of the safety fence has the advantage of easy installation and low cost, but because the fence itself to guide or block the running of the vehicle has a bar shape with a small available area, the safety phrase or safety sign is printed It is difficult to attach the reflective sheet, which causes a problem of bending due to room temperature and sunlight when installed for a long time.

The present invention has been conceived to improve the above problems, a multifunctional structure having a structure that can easily fix the display block marked with the safety phrase or safety mark in a protective structure of steel pipe structure installed around the boundary of a general building construction site The object is to provide a safety fence device.

In addition, the present invention is a multi-functional safety structure that can easily mount the display block marked with the safety phrase or safety mark on the safety cone of the shape of the concave continuously arranged in front of the road construction site or obstacle area, such as a highway or national road Another object is to provide a fence device.

1 is a perspective view showing the configuration of a multifunctional safety fence device according to a first embodiment of the present invention.

2 is an exploded perspective view of FIG.

Figures 3a and 3b is a cross-sectional view showing a coupling state of the clamp member and the holder member portion shown in FIG.

4 is a cross-sectional view illustrating a structure in which the clamp member shown in FIG. 1 is integrally formed with a holder member.

Figure 5 is a cross-sectional view showing a structure in which the clamp member shown in Figure 1 is coupled to the holder member by a fixed bolt.

Figure 6 is a perspective view showing the configuration of the multi-function safety fence device according to a second embodiment of the present invention.

7 is an exploded perspective view of FIG. 6;

8a and 8b is a cross-sectional view showing a coupling state of the mounting member and the holder member shown in FIG.

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

1. Protective equipment 2. Steel pipe

3 ... safety cone 4 ... cone

5 ... stand B ... fixing bolt

10 ... Marking block 20 ... Marking member

21 ... Reflective sheet 30, 80 ... Holder member

31,81 ... Holder body 40 ... Clamp member

41 ... hanger 42 ... second hanger

50 ... indicator cable 51 ... cable

52 ... indicator 60,90 ... guide element

61,91 ... Protrusion 62,92 ... Insertion hole

63,93 ... Guide Longines 64,94 ...

65 ... slit 70 ... mounting member

71 ... mounting body 72 ... mounting hole

The present invention for achieving the above object is, a display block having a predetermined width and length and can be selectively fixed to the display member printed safety phrases or safety markings; each holder selectively removable for both ends of the display block absence; And a clamp member having a hook provided on the holder member so as to be clamped while being elastically deformed with respect to the steel pipe in order to fix the display block in a longitudinal direction to a protection facility to which a plurality of steel pipes are connected in a general building construction site. Equipped.

In the multifunctional safety fence apparatus according to the present invention, the marking member includes: at least one reflective sheet that can be adhered to the surface of the display block.

In the multifunctional safety fence apparatus according to the present invention, the marking member includes: at least one reflective sheet having a loop shape so as to be selectively interposed along the outer surface of the display block.

In the multi-function safety fence device according to the present invention, the clamp member: an auxiliary hook integrally formed on the hook so as to selectively mount a general light cable in which a plurality of lights are continuously arranged inside the tubular cable It is further provided with a sphere.

The multifunctional safety fence apparatus according to the present invention further includes a guide member for rotating the clamp member selectively and detachably with respect to the holder member.

In the multifunctional safety fence device according to the present invention, the guide member includes: a protrusion having a predetermined length and protruding integrally to the hook; An insertion hole formed in the holder member to substantially insert the entire length of the protrusion; A guide long hole connected to the insertion hole having a diameter relatively smaller than the diameter of the insertion hole so that the projection hole can be slid by a predetermined distance while the entire length of the protrusion is inserted into the insertion hole; And protruding integrally from the protrusion so that the protrusion can be detached from the guide hole while the protrusion is slid away from the insertion hole while the protrusion can be selectively rotated in the guide hole area. It has a formed locking jaw.

Multifunctional safety fence device according to the present invention, in order to mount the display block in the longitudinal direction upright to the safety cone of the shape of the cockle arranged continuously on the outside of the road construction site, the top portion of the safety cone is inserted naturally It further includes a mounting member having a ring-shaped mounting body respectively installed on the holder member.

The multifunctional safety fence apparatus according to the present invention further comprises a guide member for selectively detaching and rotating the mounting member with respect to the holder member; The guide member may include: a protrusion having a predetermined length and integrally protruding from the mounting body; An insertion hole formed in the holder member to substantially insert the entire length of the protrusion; A guide long hole connected to the insertion hole having a diameter relatively smaller than the diameter of the insertion hole so that the projection hole can be slid by a predetermined distance while the entire length of the protrusion is inserted into the insertion hole; And protruding integrally to the protrusion so that the protrusion can be detached from the guide hole while the protrusion is slid out of the insertion hole and can be selectively rotated in the guide hole area. It has a formed locking jaw.

Therefore, the present invention is provided with a display block made of ABS or PC material having a predetermined width and length, so that it is easy to bond the reflective sheet printed with safety phrases or safety marks, and bend, shrink, and stretch due to temperature and humidity changes. Plastic deformation, etc. does not occur easily, and the reflective sheet printed with safety phrases or safety markings can be interposed along the length of the display block. In addition, it is possible not only to change the safety sign, but also to secure the display block to the steel pipe of the protection facility installed at the boundary point of the construction work. There is a characteristic.

Hereinafter, a multifunctional safety fence device according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a combined perspective view showing the configuration of a multifunctional safety fence device according to a first embodiment of the present invention, Figure 2 is an exploded perspective view of FIG.

1 and 2, the multi-function safety fence device 100 according to the first embodiment of the present invention is to limit the access and access of the pedestrian or vehicle driver to the construction site during general building construction or to call attention to various In order to prevent a safety accident, it has a structure that can be easily fixed to the display block 10 marked with the safety phrase or safety mark in the protective facility 1 of the steel pipe structure installed around the boundary of the construction site.

The multi-functional safety fence device 100 for this purpose, the display block 10 capable of selectively fixing the marking member 20, which is printed general safety phrases or safety markings, and detachable selectively to both ends of the display block 10 The display block 10 in the longitudinal direction of the protection facility (1) of the building construction site consisting of steel pipes (2) in the state in which each of the holder member 30 and the display block 10 is coupled to the holder member 30, as possible. The clamp member 40 is provided on the holder member 30 to fix it upright, and the guide member 60 for selectively detaching and rotating the clamp member 40 with respect to the holder member 30 is provided. .

The display block 10 includes various safety phrases or safety marks, and includes a plastic block having a predetermined width, for example, a width of 10 cm or more and a hollow square shape having variously deformable lengths according to a user's request. More specifically, the display block 10 includes a front surface and a rear surface having a planar structure and upper and lower surfaces corresponding to the longitudinal direction, and the upper and lower surfaces are rounded. The display block 10 is preferably formed of a synthetic resin of ABS or PC material that is easy to adhere a predetermined adhesive sheet, and plastic deformation such as bending, shrinkage, and tension does not easily occur due to temperature and humidity changes.

Although the above-described marking member 20 is not shown in the drawings, predetermined safety phrases, for example, under construction, safety first, danger markings such as danger, various safety signs or warnings to inform the company or company name, logo, etc. It is printable and has at least one reflective sheet 21 laminated with a conventional reflective or fluorescent material.

As an example, the reflective sheet 21 may have a loop shape having an inner diameter equal to the outer diameter of the display block 10 so that the reflective sheet 21 may slide along the outer surface of the display block 10 and be selectively interposed in the display block 10. Take Therefore, the safety phrases or safety marks printed on the reflective sheet 21 can be changed in accordance with the user's request, since the reflective sheet 21 can be selectively replaced with respect to the display block 10. Do. According to the present invention, as shown in the figure, a plurality of reflective sheets 21 on which a single phrase is printed may be provided, and a single reflective sheet 21 on which a plurality of phrases are printed may be provided. .

As another example, the reflective sheet 21 may be directly bonded to the front surface of the display block 10 so that the safety phrase or safety mark printed on the front surface of the reflective sheet 21 may be displayed to the outside. That is, unlike the related art, since the material of the display block 10 is made of synthetic resin of ABS or PC material which can be completely adhered and has a planar structure having a predetermined width, the reflective sheet 21 is easily bonded.

The holder member 30 is that the display block 10 and the clamp member 40 is selectively removable so that the display block 10 can be hung on the protection facility 1 of the construction site, the display block 10 Both ends of the display block 10 are inserted by a predetermined length so as to be attached to and detached from both ends, and have a structure that can be joined. More specifically, the holder member 30 includes a holder body 31 to which respective ends of the display block 10 can be mated. The holder body 31 has a structure in which an opening having an inner circumference equal to the width of the display block 10 is formed and a side surface corresponding to the opening is closed. That is, each end of the display block 10 is inserted through the opening of the holder body 31, and each end is fixed to the holder body 31 by the fixing bolt (B).

As described above, the protective facility 1 is generally disposed around the boundary of a building construction site, in order to prevent various safety accidents by limiting the access and access of pedestrians or vehicle drivers to the construction site or calling attention. A plurality of steel pipes 2 have a structure connected in a lattice form.

The clamp member 40 fixes the display block 10 in the longitudinal direction with respect to the steel pipe 2 of the protective facility 1 in a state in which both ends of the display block 10 are fixed to the holder body 31. It is to let. In other words, to secure the display block 10 in parallel to the steel pipe 2 arranged in the horizontal direction so that the safety phrase or safety mark marked on the marking member 20 can be exposed to the front of the display block 10. will be.

To this end, the clamp member 40 may be selectively attached to or detached from the holder main body 31 and provided with a hook 41 installed on the upper surface of the holder main body 31 so as to be freely rotatable with respect to the holder main body 31. Equipped. The hanger 41 is made of a plastic material that is elastically deformable and has a structure in which an upper portion is opened by a dimension that is relatively smaller than the outermost diameter of the steel pipe 2 in a circular band shape having an inner circumference of a predetermined predetermined width. That is, the hanger 41 is a steel pipe so that the display block 10 is upright while maintaining the state parallel to the longitudinal direction of the steel pipe 2 while the display block 10 is fixed to the holder main body 31. The centerline of the inner diameter may be arranged in parallel with the longitudinal direction of the display block 10 so as to be fixed to (2). Therefore, when the open part of the hook hole 41 is pushed in contact with the steel pipe 2, the hook hole 41 is elastically deformed while being biased by the steel pipe 2, and the outermost diameter of the steel pipe 2 is changed. At the moment it is clamped firmly to the steel pipe (2) by the elastic restoring force of the hook (41) itself.

The hook hole 41 is integrally formed with an auxiliary hook hole 42 for installing a general indicator cable 50 so that a pedestrian or a driver of a vehicle can easily check the installation state of the display block 10 at night. do. The auxiliary hanger 42 has a ring shape, and has a structure capable of clamping the indicator cable 50 while being elastically deformed like the hanger 41.

As described above, the indicator cable 50 has a structure of a conventional indicator cable, and a plurality of indicators 52 are continuously disposed in the flexible hose-like transparent / translucent cable 51.

The guide member 60 selectively attaches or detaches the hook 41 of the clamp member 40 to the holder main body 31 of the holder member 30, and simultaneously attaches the hook 41 to the holder main body 31. It is provided to selectively rotate the hanger 41 in the engaged state.

The guide member 60 has a predetermined length and is formed on the upper surface of the holder main body 31 so as to insert the protrusion 61 integrally protruding from the hook 41 and the entire length of the protrusion 61. Insertion hole 62 and the insertion hole so as to slide the projection hole 61 by a predetermined distance with respect to the upper surface of the holder main body 31 in the state in which the entire length of the projection hole 61 is inserted into the insertion hole 62 ( The guide hole 63 directly connected to the insertion hole 62 having a diameter relatively smaller than the diameter of 62, and the protrusion 61 is slid along the guide hole 63 while being separated from the insertion hole 62. The locking jaw integrally protruded from the protrusion 61 to suppress the protrusion 61 from being separated from the guide hole 63 and to selectively rotate the hook hole 41 in the region of the guide hole 63 ( 64). Therefore, as shown in FIG. 3A, the hook hole (with the projection hole 61 inserted into the insertion hole 62) is formed so that the center line of the inner diameter of the hook hole 41 is perpendicular to the longitudinal direction of the display block 10. When the 41 is pushed in the longitudinal direction of the guide hole 63, the protrusion 61 slides along the guide hole 63 while the locking jaw 64 is guided by the guide hole 63. Since the hook hole 41 is caught by the guide slot 63, the hook hole 41 will not be separated from the guide slot 63. In addition, as shown in FIG. 3B, when the hanger 41 is rotated in the 90 ° direction while the protrusion 61 is positioned at the end of the guide long hole 63, the center line of the inner diameter of the hanger 41 is rotated. The hanger 41 can be clamped to the steel pipe 2 while being disposed parallel to the longitudinal direction of the display block 10, and the hanger 41 is rotated 90 degrees back to its original position. The center line of the inner diameter of 41 is disposed in a direction perpendicular to the longitudinal direction of the display block 10. The reason why the center line of the inner diameter of the hanging tool 41 can be arranged in the direction perpendicular to the longitudinal direction of the display block 10 is because of the display block in which the holder member 30 and the clamp member 40 are coupled ( 10), when the center line of the inner diameter of the hook hole 41 is disposed in parallel with the longitudinal direction of the display block 10, it is difficult to load due to the protrusion of the hook hole 41 to prevent this It is for. Reference numeral 65 indicates that the projection 61 of the hook 41 is inserted into the insertion hole 62 of the holder body 31 and is not interfered with the display block 10 when the slide 61 is inserted along the guide slot 63. The slits formed on the upper surfaces of both ends of the display block 10 corresponding to the upper surfaces of the holder main body 31 are shown.

On the other hand, the clamp member 40, as shown in Figure 4, can be integrally formed on the upper surface of the holder body 31 by the general injection method, as shown in Figure 5 , Using the fixing bolt (B) may be coupled to the hook 41 to the upper surface of the holder body (31).

Referring to the operation of the multifunction safety fence apparatus according to the first embodiment of the present invention configured as described above in detail.

First, as shown in FIG. 2, a loop-shaped reflective sheet 21 on which safety phrases or safety marks are printed is interposed on the display block 10. Then, the safety phrase or safety mark printed on the reflective sheet 21 is exposed to the front surface of the display block 10.

Subsequently, both ends of the display block 10 are inserted into the respective holder main bodies 31, and the display block 10 and the holder main body 31 are fixed using the fixing bolt B. FIG.

Next, as illustrated in FIGS. 2 and 3A, the protrusion 61 is inserted into the insertion hole 62 so that the center line of the inner diameter of the hook 41 is perpendicular to the longitudinal direction of the display block 10.

Subsequently, when the hook 41 is pushed in the longitudinal direction of the guide long hole 63, the protrusion 61 has a length range of the guide long hole 63 while the locking jaw 64 is guided by the guide long hole 63. Slides At this time, the hook 41 is not easily separated from the guide slot 63 because the locking jaw 64 is caught in the guide slot 63.

Next, as shown in FIG. 2 and FIG. 3B, the hanger 41 is rotated in the 90 ° direction while the protrusion 61 is positioned at the end of the guide long hole 63. Then, the center line of the inner diameter of the hanger 41 is positioned in parallel with the longitudinal direction of the display block 10.

Subsequently, when the open part of the hook hole 41 is pushed in contact with the steel pipe 2, the hook hole 41 is elastically deformed while being biased by the steel pipe 2, and the outermost diameter of the steel pipe 2 is followed. As soon as it escapes, it is firmly clamped to the steel pipe 2 by its elastic restoring force. Therefore, the display block 10 is mounted so as to stand upright in the longitudinal direction with respect to the steel pipe 2 of the protective facility (1).

Finally, the indicator cable 50 in which the indicator 52 is continuously arranged inside the cable 51 is fixed to the annular auxiliary hook hole 42.

On the other hand, in order to replace the reflective sheet 21 interposed in the display block 10 with another phrase, the holder member 30 in the reverse order of the operation described above in the state in which the clamp member 40 is separated from the steel pipe 2. The display block 10 may be separated from the display block 10.

Figure 6 is a combined perspective view showing the configuration of a multifunctional safety fence device according to a second embodiment of the present invention, Figure 7 is an exploded perspective view of FIG. The same components as those described in FIGS. 1 and 2 are the same members with the same functions.

6 and 7, the multi-functional safety fence device 200 according to the second embodiment of the present invention, in order to block driving of the vehicle during general road construction such as a highway or a national road, or to guide to a safe road side, a construction site Or it has a structure that can be easily mounted on the display block 10 marked safety phrases or safety marks on the safety cone (3) of the shape of the cockle continuously arranged in front of the obstacle area.

The multi-functional safety fence device 200 for this purpose is a mounting member 70 installed on the holder member 80 to mount the display block 10 upright in the longitudinal direction on the pair of safety cones 3, the holder member A guide member 90 is provided for selectively detaching and rotating the mounting member 70 with respect to the 80.

The safety cone 3 as described above includes a cone-shaped cone portion 4 and a square stand 5 formed integrally with the cone portion 4 so as to support the cone portion 4 on the ground.

The mounting member 70 has a side surface corresponding to the opening of the holder body 81 to be selectively detachable with respect to the holder body 81 of the holder member 80 and to be freely rotatable with respect to the holder body 31. It is provided with a ring-shaped mounting body 71 installed in. The mounting body 71 has a mounting hole 72 of a predetermined size so that the upper portion of the cone portion 4 can be inserted, and the upper portion of the cone portion 4 is naturally inserted while being inserted into the mounting hole 72. It has a structure that can

The guide member 90 is provided to selectively detach the mounting body 71 of the mounting member 70 with respect to the holder body 81 of the holder member 80 and to rotate freely.

The guide member 90 for this purpose has a predetermined length and a protrusion 91 formed to protrude integrally to the mounting body 71, and the side of the holder body 81 so that the entire length of the protrusion 91 can be inserted substantially. The insertion hole 92 formed in the insertion hole and the entire length of the protrusion 91 are inserted into the insertion hole 92 so that the protrusion 91 can be slid by a predetermined distance relative to the diameter of the insertion hole 92. The guide hole 93 having a small diameter and directly connected to the insertion hole 92, and the protrusion 91 is slid along the guide hole 93 while the protrusion 91 is separated from the insertion hole 92. The locking projection 94 is formed integrally with the protrusion 91 so as to suppress the deviation from the 93 and to selectively rotate the mounting body 71 in the guide long hole 93 region. Therefore, as shown in FIG. 8A, the mounting body 71 is inserted into the insertion hole 92 so that the mounting hole 72 of the mounting body 71 faces the front of the mounting body 71. When pushed in the longitudinal direction of the 93, the protrusion 91 slides along the guide hole 93 while the locking jaw 94 is guided by the guide hole 93, and the locking jaw 94 is the guide hole 93. ), So that the mounting body 71 is not separated from the guide hole 93. In addition, as shown in FIG. 8B, when the mounting body 71 is rotated in the 90 ° direction while the protrusion 91 is positioned at the end of the guide long hole 93, the mounting hole 72 of the mounting body 71. ) Is positioned so that the mounting body 71 can be mounted on the cone part 4 of the safety cone 3 while the mounting body 71 is rotated 90 ° back to its original position. The mounting hole 72 of 71 is positioned to face forward.

Referring to the operation of the multi-function safety fence device according to a second embodiment of the present invention configured as described above in detail.

First, as shown in FIG. 6, in a state in which the reflective sheet 21 on which the safety word or safety mark is printed is interposed on the display block 10, both ends of the display block 10 are each holder main body 81. Inserted into and fixed to the display block 10 and the holder body 81 using a fixing bolt (B).

Subsequently, as shown in FIGS. 7 and 8A, the protrusion 91 of the mounting body 71 is inserted into the insertion hole 92 in a state where the mounting hole 72 of the mounting body 71 faces forward. Insert it.

Next, when the mounting body 71 is pushed in the longitudinal direction of the guide long hole 93, the protrusion 91 slides along the guide long hole 93 while the locking jaw 94 is guided by the guide long hole 93. . At this time, the mounting body 71 is not easily separated from the guide long hole 93 because the locking jaw 94 is caught in the guide long hole 93.

Subsequently, the mounting body 71 is rotated in the 90 ° direction while the protrusion 91 is positioned at the end of the guide long hole 93. Then, the mounting hole 72 of the mounting body 71 is directed upward.

Next, the mounting body 71 is mounted to the cone portion 4 of the safety cone (3). Then, the display block 10 is mounted so as to stand up by the separation distance of the pair of safety cone (3).

As described above, the multifunctional safety fence device according to the preferred embodiment of the present invention has the following effects.

First, since it is provided with a display block made of ABS or PC material with a predetermined width and length, it is easy to bond the reflective sheet printed with safety phrases or safety marks, and plastics such as bending, shrinkage, and tension due to temperature and humidity changes. Deformation does not occur easily.

Second, since the reflective sheet printed with the safety phrase or safety mark is interposed along the length of the display block, the reflective sheet can be easily replaced, and various safety phrases or safety marks can be modified according to the user's requirements. Do.

Third, since the display block has a structure that can be fixed to the steel pipe of the protective facility installed at the boundary of the building construction, there is no fear to fall or fall due to strong winds, unlike the prior art.

Claims (7)

A display block capable of selectively fixing a marking member having a predetermined width and length and printed with safety phrases or safety marks; Respective holder members that are selectively detachable from both ends of the display block; And In order to fix the display block in the longitudinal direction to a protection facility connected to a plurality of steel pipes in a general building construction site, it is provided with a clamp member having a hook provided on the holder member to be clamped while elastically deformed with respect to the steel pipes. Multifunctional safety fence device characterized in that. The method of claim 1, The marking member is: And at least one reflective sheet attachable to a surface of the display block. The method of claim 1, The marking member is: And at least one reflective sheet having a loop shape to be selectively interposed along an outer surface of the display block. The method of claim 1, The clamp member is: A multifunctional safety fence device further comprising an auxiliary hook mechanism formed integrally with the hook hole so as to selectively mount a general light cable in which a plurality of lights are continuously arranged inside the tubular cable. The method of claim 1, And a guide member for selectively detaching and rotating the clamp member relative to the holder member. The guide member is: A protrusion having a predetermined length and protruding integrally with the hook tool; An insertion hole formed in the holder member to substantially insert the entire length of the protrusion; A guide long hole connected to the insertion hole having a diameter relatively smaller than the diameter of the insertion hole so that the projection hole can be slid by a predetermined distance while the entire length of the protrusion is inserted into the insertion hole; And The protrusion is formed integrally with the protrusion so that the protrusion can be selectively rotated in the guide hole area while the protrusion is prevented from being separated from the guide hole while the protrusion is slid along the guide hole. Multifunctional safety fence device characterized in that it comprises a locking jaw. The method of claim 1, In order to mount the display block upright in the longitudinal direction to the cone-shaped safety cones continuously arranged on the outside of the road construction site, each ring shape is installed on the holder member so that the upper portion of the safety cone can be inserted naturally Multifunctional safety fence device characterized in that it further comprises a mounting member having a mounting body of the. The method of claim 6, And a guide member for selectively detaching and rotating the mounting member relative to the holder member. The guide member is: A protrusion having a predetermined length and formed integrally with the mounting body; An insertion hole formed in the holder member to substantially insert the entire length of the protrusion; A guide long hole connected to the insertion hole having a diameter relatively smaller than the diameter of the insertion hole so that the projection hole can be slid by a predetermined distance while the entire length of the protrusion is inserted into the insertion hole; And The protrusion is formed integrally with the protrusion so as to prevent the protrusion from being separated from the guide hole while the protrusion is deviated from the insertion hole and to selectively rotate the mounting body in the guide hole area. Multifunctional safety fence device characterized in that it comprises a locking jaw.