KR102230030B1 - Protective fence - Google Patents

Abstract

The present invention relates to an opening protector that can reduce the volume to facilitate transport and simplify assembly and installation work in the field.
In the present invention, in the opening guard that blocks the upper surface edge of the opening, an upper shaft and a lower shaft are provided, a plurality of vertical posts arranged at predetermined intervals along the upper surface edge of the opening, and the vertical posts on both sides of the opening. A plurality of upper link bars having upper knuckles on both sides so as to be continuously rotatably coupled to the upper shaft of the post, and a plurality of lower knuckles on both sides so as to be continuously rotatably coupled to the lower shafts of the vertical posts on both adjacent sides. It is a technical idea to include a link bar, a safety net coupled between the vertical post and the upper link bar and the lower link bar.
Accordingly, the present invention has a very useful effect that the vertical post, the upper link bar, and the lower link bar can be disassembled and assembled, thereby reducing the volume to facilitate transportation and to simplify assembly and installation work in the field.

Description

Protective fence for openings{PROTECTIVE FENCE}

The present invention relates to an opening guard, and more particularly, to an opening guard that can reduce the volume to facilitate transport and simplify assembly and installation work in the field.

As is well known, the opening is a part that is mainly drilled into a concrete wall or sleeve floor in the construction process of a structure to a required size according to a certain purpose, and equipment such as a crane or a hoist is installed in the opening to transport various materials.

The opening is a dangerous point with the highest fall occurrence frequency in the construction site, and protective fences for safety such as fall and protection are installed around the opening according to the purpose and size.

As a prior art related to opening barriers, Republic of Korea Utility Model No. 0418150 (Registration Date May 30, 2006)'Hoist Guards with Easy Assembly Structure', Republic of Korea Utility Model No. 0441455 (Registration Date 2008) August 12)'Prefabricated safety guards for entrances and exits of construction buildings' Korea Utility Model No. 20-2011-0010363 (published on November 3, 2011), etc., have been disclosed.

However, in the above-described prior art opening guard, the frame and the safety net are made of metal with a size of approximately 4m×2m in width and length, so that it is difficult to transport to the site because it is heavy and bulky. There has been a problem in that the working time is increased, such as installing by welding the frame and safety net of the protective fence at the site in which there is.

(0001) Republic of Korea Utility Model Registration No. 0418150 (Registration Date May 30, 2006) (0002) Republic of Korea Utility Model Registration No. 0441455 (Registration Date 2008/08/12) (0003) Republic of Korea Public Utility Model No. 20-2011-0010363 (published on November 3, 2011)

The present invention has been conceived to solve the conventional problems as described above, and an object of the present invention is to provide a protective opening for an opening that can reduce the volume to facilitate transport and simplify assembly and installation work in the field. .

The present invention for achieving the above object is, in the opening guard for blocking the upper surface edge of the opening, an upper shaft and a lower shaft are provided, a plurality of vertical posts arranged at predetermined intervals along the upper surface edge of the opening, A plurality of upper link bars having upper knuckles on both sides so as to be continuously rotatably coupled to the upper shafts of the vertical posts on both sides adjacent to each other, lower knuckle on both sides so as to be continuously rotatably coupled to the lower shafts of the vertical posts on both adjacent sides. It is a technical idea to include a plurality of lower link bars having a, a safety net coupled between the vertical post and the upper link bar and the lower link bar.

In the present invention, the vertical post includes a lower vertical post having a lower shaft at a lower end so that the upper knuckle is rotatably coupled, and an upper shaft so that the lower knuckle is rotatably coupled to an upper portion of the lower vertical post. It may include an upper vertical post having.

In the present invention, a guide pipe is provided at an upper end of the lower vertical post, and a sliding hole is provided at a lower end of the upper vertical post to slide along the guide pipe, so that the upper vertical post is provided along the guide pipe of the lower vertical post. Can be elevated.

At this time, the upper vertical post and the lower vertical post may further include a fixing member for fixing the length-adjusted vertical post by elevating, the fixing member, a plurality of bolts formed at predetermined intervals along the axial direction of the guide tube It may include a fixing bolt penetrating through the hole, and a fixing nut screwed to the end of the fixing bolt.

In the present invention, upper slit may be formed along an axial direction on both sides of the upper vertical post, and lower slit may be formed on both sides of the lower vertical post so as to connect to and communicate with the upper slit.

The present invention may further include a shield cover rotatably coupled to the upper link bar to shield between the upper link bar and the crane installed in the opening.

In this case, the shield cover may include a frame rotatably connected to the upper link bar with a pin, and a shielding sheet coupled to the frame to prevent rainwater and external intrusion.

In the present invention, each of the upper link bars is rotated with an upper knuckle on the upper shaft of the vertical post, and each of the lower link bars is rotated with a lower knuckle on the lower shaft of the vertical post, so that the upper link bar and the lower link The bar can be folded against the vertical post.

According to the embodiment of the present invention implemented by the above-described solution, the vertical post, the upper link bar, and the lower link bar can be disassembled and assembled, thereby reducing the volume to facilitate transport and simplify assembly and installation work in the field. Has a very useful effect.

In addition, according to the embodiment of the present invention implemented by the above-described solution, the length of the vertical post is adjusted so that it can be easily applied to openings of various sizes, and by shielding between the upper link bar and the crane by the shield cover, rainwater It has the effect of preventing inflow and preventing intrusion from outside.

1 is a perspective view showing an overall form according to an embodiment of the present invention in three dimensions.
2 is a front view of an overall form according to an embodiment of the present invention.
3 is a plan view in plan view of an overall form according to an embodiment of the present invention.
4 is an exploded perspective view showing three-dimensionally an exploded state of a main part according to an embodiment of the present invention.
Figure 5 is an exploded perspective view showing the disassembled state of the upper vertical post and the lower vertical post according to an embodiment of the present invention.
Figure 6 is a cross-sectional view showing the combined cross-section of Figure 5;
7 is a plan view showing a folded state according to an embodiment of the present invention.

In order to fully understand the present invention, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

The embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as limited to the embodiments described in detail below. This embodiment is provided to more completely describe the present invention to those with average knowledge in the art.

Accordingly, the shape of the constituent elements expressed in the drawings may be exaggerated to emphasize a more clear description. It should be noted that in each drawing, the same member may be indicated by the same reference numeral. In addition, detailed descriptions of known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention will be omitted.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The opening protection wool of the present invention includes a plurality of vertical posts 100, which are provided with an upper shaft 111 and a lower shaft 121 and are arranged at predetermined intervals along the upper surface edge of the opening 10, and adjacent vertical posts ( A plurality of upper link bars 200 continuously rotatably coupled to the upper shaft 111 of 100), a plurality of lowers continuously rotatably coupled to the lower shaft 121 of the adjacent vertical posts 100 The link bar 300, the vertical post 100 and the safety net 500 coupled between the upper link bar 200 and the lower link bar 300, the upper link bar 200 and the crane 20 installed in the opening 10 ) It includes a shield cover 600 rotatably coupled to the upper link bar 200 to shield between.

The vertical post 100 is a structure constituting the frame of the present invention, and the vertical post 100 includes a plurality of vertical posts arranged at predetermined intervals along the upper edge of the opening 10 formed in a square shape as shown in FIGS. 1 to 3. Consists of

1 to 3, three vertical posts 100 are installed at equal intervals on the left and right sides of the upper surface of the opening 10, but the number and intervals vary depending on the size of the opening 10. Can be adjusted.

4 is a perspective view showing an exploded state of the vertical post 100, the upper link bar 200 and the lower link bar 300 according to an embodiment of the present invention, and FIG. 5 is an upper vertical post according to an embodiment of the present invention (110) is a perspective view showing the disassembled state of the lower vertical post 120, Figure 6 is a cross-sectional view showing a cross-sectional state in which the upper vertical post 110 and the lower vertical post 120 according to an embodiment of the present invention are combined .

4 to 6, the vertical post 100 has a lower vertical post 120 having a lower shaft 121 at a lower end, and is connected to the upper part of the lower vertical post 120 so as to be elevating and descending. It includes an upper vertical post 110 having a shaft 111.

The lower vertical post 120 is formed in a cylindrical shape, the upper shaft 111 is provided at the lower end, the guide tube 123 is provided at the upper end, and the lower slit 124 is vertically elongated on both left and right sides. The lower shaft 121 is formed in a tubular shape, the knuckle 310 of the lower link bar 300 to be described later is rotatably coupled to the outer diameter, and the lower end cap 420 is coupled to the inner diameter end. The guide pipe 123 is formed in a tubular shape so that a plurality of bolt holes 123a are formed at predetermined intervals along a vertical direction, and a fixing bolt 131 to be described later passes through the bolt hole 123a. The lower slit 124 is formed vertically so as to be connected vertically to the left and right sides of the lower vertical post 120 so that the ends of the safety net 500 are coupled.

The upper vertical post 110 is formed in a cylindrical shape, the upper shaft 111 is provided at the upper end, the sliding hole 113 is formed at the lower end, and the upper slit 114 is vertically elongated on the left and right sides. The upper shaft 111 is formed in a tubular shape, the knuckle 210 of the upper link bar 200 to be described later is rotatably coupled to the outer diameter, and the upper end cap 410 is coupled to the inner diameter end. The sliding hole 113 is formed long in the axial direction of the upper vertical post 110 and slides along the guide pipe 123 of the lower vertical post 120, and accordingly, the upper vertical post 110 is the lower vertical post 120 ), the length of the vertical post 100 can be adjusted.

Here, the present invention further includes a fixing member 130 for fixing the upper vertical post 110 and the lower vertical post 120 adjusted in length as described above. The fixing member 130 includes a fixing bolt 131 passing through the bolt hole 123a of the guide pipe 123, and a fixing nut 132 screwed to an end of the fixing bolt 131. Accordingly, the lower end of the upper vertical post 110 is supported by the fixing bolt 131 to maintain a length-adjusted state.

The upper link bar 200 is rotatably coupled to the upper shaft 111 of the adjacent left and right vertical posts 100 to continuously connect the plurality of vertical posts 100.

Referring to FIG. 4, the upper link bar 200 is formed in a horizontally long bar shape, and upper knuckles 210 are formed at left and right ends, and bosses 220 are provided at both sides of the upper side.

The upper knuckle 210 is formed in a ring shape and is rotatably coupled to the upper shaft 111 of the vertical post 100. Here, the left upper knuckle 210 is formed at the lower left end of the upper link bar 200, and the right upper knuckle 210 is formed at the upper right end, so that the other upper link bars 200 adjacent to the left and right It enables a natural combination. The boss 220 is formed horizontally and provided on both upper left and right sides of the upper link bar 200, and the shield cover 600 is rotatably coupled to the pin 630.

The lower link bar 300 is rotatably coupled to the lower shaft 121 of the adjacent left and right vertical posts 100 to continuously connect the plurality of vertical posts 100.

4, the lower link bar 300 is formed in a horizontally long bar shape like the upper link bar 200, and lower knuckle 310 is formed at left and right ends.

The lower knuckle 310 is formed in a ring shape like the upper knuckle 210 and is rotatably coupled to the lower shaft 121 of the vertical post 100. Here, the left lower knuckle 310 is formed at the lower left end of the lower link bar 300, and the right lower knuckle 310 is formed at the upper right end of the lower link bar 300. It enables a natural combination.

The safety net 600 is coupled between the vertical post 100 and the upper link bar 200 and the lower link bar 300 to prevent a person or object from falling through the opening 10. The left and right ends of the safety net 600 are coupled to the upper slit 114 and the lower slit 124 to be firmly fixed.

Shield cover 600 is a configuration that shields between the upper link bar 200 and the crane 20 as shown in Figure 1, such a shield cover 600 is rotatably coupled to the upper link bar 200 It includes a frame 610, a shielding sheet 620 that is coupled to the frame 610 to prevent rainwater and external intrusion.

The frame 610 is formed in a horizontally symmetrical shape as shown in FIGS. 1 to 3 and is rotatably connected to a pin 630 coupled to the boss 220 of the upper link bar 200. Referring to Figure 3, the frame 610 is made of a pair, its outer end is formed to be inclined inward, so that the frame 610 end of the other shield cover 600 adjacent to the front and rear and left and right does not interfere without interference. , No gap is formed between them.

Since the shielding sheet 620 is made of a material having impermeability and durability and is coupled to the frame 610, the inflow of rainwater is prevented and intrusion from the outside is prevented.

1 to 3, the shield cover 600 shielding the upper link bar 200 and the crane 20 is fixed to the crane 20 by a locking device (not shown).

The overall assembly process of the present invention configured as described above will be described in detail with reference to the accompanying drawings.

First, a plurality of vertical posts 100 are arranged at predetermined intervals along the edge of the upper surface of the opening 10.

Then, the upper vertical post 110 is slid along the guide pipe 123 of the lower vertical post 120 to adjust the length of the vertical post 100, and the fixing bolt 131 is passed through the bolt hole 123a. The upper vertical post 110 and the lower vertical post 120, which are length-adjusted by screwing with 132, are fixed.

After each coupling of the right knuckle 310 of the lower link bar 300 to the lower shaft 121 of the plurality of vertical posts 100 whose length is adjusted as described above, the lower shaft of the other adjacent vertical posts 100 ( Each of the left knuckle 310 is coupled to 121, and the lower end cap 420 is coupled to the inner diameter of the end of the lower cap hole 122 of the lower shaft 121 to finish.

Subsequently, after coupling the left knuckle 210 of the upper link bar 200 to the upper shaft 111 of the plurality of vertical posts 100, respectively, the right knuckle to the upper shaft 111 of another adjacent vertical post 100 Each of the 210 is coupled, and the upper end cap 410 is coupled to the end inner diameter of the upper cap hole 112 of the upper shaft 111 to finish.

Next, the safety net 500 is cut to an appropriate width and length, and is coupled between the vertical post 100 and the upper link bar 200 and the lower link bar 300. At this time, the left and right ends of the safety net 500 are coupled to the upper slit 114 and the lower slit 124 of the vertical post 100 and fixed with a fixing means such as bolts or welding (not shown).

When the vertical post 100, the upper link bar 200, and the lower link bar 300 are assembled and erected according to the above-described process, a fence is formed that forms a boundary between the opening 10 and blocks it.

Subsequently, a plurality of shield covers 600 are rotatably coupled to the boss 220 of the upper link bar 200 with a pin 630 and rotated in the direction of the crane 20 as shown in FIG. 1 to lock. It is fixed to the crane 20 with a device.

Accordingly, the present invention can easily transport the vertical post 100, the upper link bar 200, and the lower link bar 300 with reduced volume, as well as simplify assembly and installation work in the field. .

On the other hand, Figure 7 is a plan view showing the folded state of the upper link bar 200 and the lower link bar 300 according to an embodiment of the present invention, the present invention is centered on the upper shaft 111 of the vertical post (100). By rotating the upper link bar 200 and rotating the lower link bar 300 around the lower shaft 121, the upper link bar 200 and the lower link bar 300 are stored in a folded state with respect to the vertical post. And can be transported.

The embodiments of the present invention described above are merely exemplary, and those of ordinary skill in the art to which the present invention belongs will appreciate that various modifications and other equivalent embodiments are possible.

Therefore, it will be appreciated that the present invention is not limited to the form mentioned in the detailed description above.

Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. In addition, the present invention is to be understood as including the spirit of the present invention as defined by the appended claims and all modifications, equivalents and substitutes within the scope thereof.

10: opening 20: crane
100: vertical post 110: upper vertical post
111: upper shaft 112: upper cap hole
113: sliding hole 114: upper slit
120: lower vertical post 121: lower shaft
122: low cap hole 123: guide tube
123a: bolt hole 124: lower slit
130: fixing member 131: fixing bolt
132: fixing nut 200: upper link bar
210: upper knuckle 220: boss
300: lower link bar 310: lower knuckle
410: upper end cap 420: lower end cap
500: safety net 600: shield cover
610: frame 620: shielding sheet
630: pin

Claims (8)

In the opening guard that blocks by forming a boundary on the upper surface edge of the opening,
A plurality of vertical posts provided with an upper shaft and a lower shaft at predetermined intervals along the upper surface edge of the opening, and a plurality of upper knuckles on both sides so as to be continuously rotatably coupled to the upper shafts of the vertical posts on both adjacent sides. An upper link bar, a plurality of lower link bars having lower knuckle on both sides so as to be continuously rotatably coupled to the lower shafts of the vertical posts on both adjacent sides, and a safety net coupled between the vertical post and the upper link bar and the lower link bar. Including,
A guide tube is provided at the upper end of the lower vertical post, and a sliding hole is provided at the lower end of the upper vertical post to slide along the guide tube, and the upper vertical post is raised and lowered along the guide tube of the lower vertical post. Opening guard. The method according to claim 1,
The vertical post,
A lower vertical post having a lower shaft at a lower end so that the upper knuckle is rotatably coupled, and an upper vertical post having an upper shaft so that the lower knuckle is rotatably coupled to the lower vertical post. Opening protection, characterized in that. delete The method according to claim 1,
Further comprising a fixing member for fixing the length-adjusted vertical post by the elevation of the upper vertical post and the lower vertical post,
Wherein the fixing member includes a fixing bolt penetrating through a plurality of bolt holes formed at predetermined intervals along the axial direction of the guide pipe, and a fixing nut screwed to an end of the fixing bolt. The method according to claim 2,
The upper slit is formed on both sides of the upper vertical post along an axial direction, and lower slit is formed on both sides of the lower vertical post so as to connect to and communicate with the upper slit. In the opening guard that blocks by forming a boundary on the upper surface edge of the opening,
A plurality of vertical posts provided with an upper shaft and a lower shaft at predetermined intervals along the upper surface edge of the opening, and a plurality of upper knuckles on both sides so as to be continuously rotatably coupled to the upper shafts of the vertical posts on both adjacent sides. An upper link bar, a plurality of lower link bars having lower knuckle on both sides so as to be continuously rotatably coupled to the lower shafts of the vertical posts on both adjacent sides, and a safety net coupled between the vertical post and the upper link bar and the lower link bar. Including,
An opening protective wool further comprising a shield cover rotatably coupled to the upper link bar so as to shield between the upper link bar and the crane installed in the opening. The method of claim 6,
The shield cover,
An opening shield comprising a frame rotatably connected to the upper link bar with a pin, and a shielding sheet coupled to the frame to prevent rainwater and external intrusion. The method according to claim 1,
Each of the upper link bars is rotated by an upper knuckle on the upper shaft of the vertical post, and each of the lower link bars is rotated by a lower knuckle on the lower shaft of the vertical post. An opening guard, characterized in that it is folded against the post.

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