KR101021832B1 - Floor panel for extension footpath - Google Patents

Abstract

PURPOSE: A floor panel for an extension footpath is provided to improve outside beauty, increase durability, and reduce the weight thereof. CONSTITUTION: A floor panel(100) for an extension footpath comprises a frame portion and a body portion. The frame portion is made of metal material. The frame portion comprises a horizontal member, a vertical member, and a coupling pipe(116). The horizontal member is placed in the longitudinal direction of a panel. The vertical member connects the horizontal member in the width direction of the panel. The coupling pipe is connected to the horizontal member or the vertical member. The body portion forms the outer shape of the panel with covering the frame portion. The body portion is made of engineering plastic materials.

Description

Floor panel for extension footpath

The present invention relates to an extended sidewalk installed in a bridge, retaining wall, and the like, and more particularly, to an extended sidewalk floor panel having excellent strength, durability, and light weight.

In general, a bridge is constructed for the passage of a pedestrian or a vehicle, such as a stream or a river, and is constructed by various construction methods according to the environment and characteristics to be installed.

Currently, the bridges being constructed and used are composed of a plurality of bridges, decks, bridges and railings, and the bridges are provided with not only traffic but also sidewalks for general pedestrians. The sidewalks installed on the sidewalks are not installed by a separate method, but are simply used as sidewalks by dividing a part of the edge of the upper roadway, that is, the top plate into a railing or the like.

Therefore, as described above, since the guideway for walking is not installed in the bridge in which the conventional vehicle passes, it is necessary to install the bridges for walking separately, but this is not realistic, and excessive installation is required. Due to cost and inefficiency, it is not currently implemented.

In addition, in the case of the retaining wall, if the sufficient width is not secured, it is often constructed to allow only the passage of the vehicle, which is a problem because there is no sidewalk for pedestrians to walk.

Regarding the extended delivery for securing pedestrian passages in such retaining walls or bridges, the applicant has the application of Application No. 10-2009-0062839 'Extended India for retaining walls' and Application No. 10-2009-0062840 'Extended India for bridges' Each has been filed.

The floor panel of such an extended sidewalk requires light weight and high strength, and the present invention is to provide a floor panel suitable for such an extended sidewalk.

SUMMARY OF THE INVENTION An object of the present invention is to provide an expanded delivery floor panel having high strength and a light weight.

It is another object of the present invention to provide an extended delivery floor panel that is excellent in appearance and durable and can be repeatedly used.

Still another object of the present invention is to provide an extension guide structure structure using the above-mentioned extended delivery floor panel.

According to an aspect of the present invention, there is provided a floor panel for an extended sidewalk constructed on a retaining wall or a bridge, the horizontal member including a plurality of horizontal members arranged in the longitudinal direction of the panel, a vertical member connecting the horizontal member in the width direction of the panel, and the horizontal member. Or a frame portion including a fastening tube connected to the vertical member so as to penetrate in the thickness direction of the panel; And a body part made of an engineering plastic material surrounding the frame part to form an exterior of the panel.

And the present invention is fixed to the fixed plate is coupled to a predetermined interval by the fastening member on the side of the upper side of the retaining wall or both side edge of the bridge; A support bracket coupled to the fixed plate and extending outward, the support bracket including upper and lower flanges and a web; Square steel pipe is fixed to the upper flange of the support bracket at regular intervals spaced apart; A fence fixed to an outer end of the support bracket to protect pedestrians; And a horizontal member fixed to the upper portion of the square steel pipe by a coupling member, a plurality of horizontal members arranged in a longitudinal direction, a vertical member connecting the horizontal members in the width direction, and connected to the horizontal member or the vertical member to the panel. A frame part including a fastening tube formed to penetrate in a thickness direction of the bottom panel, and a bottom panel formed of a body part of an engineering plastic material surrounding the frame part to form an exterior of the panel; to provide.

Expanded floor panel according to the present invention is used in combination with a metal material and engineering plastics material has excellent strength and light weight effect.

In addition, the present invention has an effect that can be repeatedly reused by using the engineering plastics material having excellent weather resistance of the body of the extended delivery floor panel.

In addition, the expansion guide floor panel according to the present invention is easy to construct by forming a fastening hole integrally, bringing the effect of preventing damage to the member when fastening the bolt.

Hereinafter, with reference to the accompanying drawings will be described with respect to the floor panel for the sidewalk and the extended sidewalk structure using the same.

Advantages and features of the present invention, and methods for achieving them will be apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, only the present embodiments to make the disclosure of the present invention complete, and common knowledge in the technical field to which the present invention belongs. It is provided to fully inform the person having the scope of the invention, which is defined only by the scope of the claims. Like reference numerals refer to like elements throughout.

In addition, the size of the components constituting the invention in the drawings are exaggerated for clarity of the specification, when any component is described as "exists inside, or is installed in connection with" other components, any of the above configuration An element may be installed in contact with the other component, may be installed at a predetermined distance, and when installed at a distance, a third element for fixing or connecting the component to the other component The description of the means may be omitted.

1 is a perspective view showing the appearance of a bridge panel for floor extension according to the first embodiment of the present invention.

As shown, the expanded floor panel 100 according to the present invention has a rectangular plate shape, and a plurality of fastening pipes 116 penetrating the thickness direction are formed. On the surface of the bottom panel 100, a non-slip pattern is formed in which grooves or protrusions form a predetermined pattern.

The outer surface of the bottom panel 100 is made of an engineering plastic material except for the fastening pipe 116, the pedestrian is easy to slip when there is water on the surface. Therefore, in order to prevent this, to form a non-slip pattern consisting of protrusions or grooves to increase the frictional force on the surface and improve the drainage effect. Engineering plastics are high-strength plastics used as industrial and structural materials. Specifically, polyamide, polyacetyl, polycarbonate, polyester resin (PBT), modified polyphenylene oxide (PPO), etc. may be used, and the molecular weight is several hundred thousand to several million.

The fastening tube 116 is used when fastening the bottom panels 100 to each other or to the bottom panel 100 and the expansion delivery structure. Conventionally, in the case of floor panels made of wood and synthetic wood, fastening holes were formed through drilling, and there was a risk that the strength of the wood or synthetic wood was broken during the drilling work, and the strength was lowered. Had a problem that takes time and labor.

On the contrary, the bottom panel 100 according to the present invention does not need a separate punching work by integrally forming the fastening pipe 116 at the correct position at the time of manufacture, thereby reducing the time and labor required for drilling. In addition, there is no problem of breakage or strength degradation caused by drilling.

Figure 2 shows the structure of the frame portion formed inside the extended delivery floor panel according to the first embodiment of the present invention.

As shown, the portion indicated by the dotted line represents the shape of the body portion 120 wrapped with engineering plastic. The frame part 110 is connected to the horizontal member 112 and the vertical member 114 is evenly distributed in a lattice shape inside the extended side floor panel serves to reinforce the overall strength. The plastic material is excellent in strength, but because of the cracking property, the metal frame part 110 is provided therein to compensate for this.

The horizontal member 112 and the vertical member 114 are disposed at the center of the panel thickness and are not exposed to the outside, and the entire outer surface is surrounded by the body 120 made of engineering plastic, so that contact with external moisture and dust is completely prevented. Shut off to prevent corrosion.

The horizontal member 112 or the vertical member 114 is provided with a fastening tube 116 (in the embodiment shown is formed in the horizontal member 112). The fastening pipe 116 is disposed in the form of penetrating the thickness direction from the front surface to the rear surface of the expanded delivery floor panel 100, the upper surface is formed to match the surface of the panel.

Fastening tube 116 is preferably formed so that the upper end surface and the surface of the body portion 120, so that the body portion can maintain a flat surface. The fastening pipe 116 is fastened to the fastening means such as bolts and nuts or rivets. In particular, when using a bolt or screw as a fastening means provided with a screw groove inside the fastening pipe 116, the fastening means and the fastening pipe 116 may be configured to be directly coupled.

In the illustrated embodiment, the horizontal member 112 has a square pipe shape and the vertical member 114 has a circular rod shape. The interior of the horizontal member 112 is also filled with engineering plastics material. However, it is not necessarily limited to such a shape, a circular tube may be used as the horizontal member, or a rod shape having a square or circular cross section may be used. Similarly, in the case of the vertical member 114, a hollow tube may be used, and polygonal, circular, oval, etc. may be applied to the cross-sectional shape.

In addition, the length of the horizontal member 112 is formed to be shorter than the entire length of the extended delivery floor panel 100, it can be formed so that both end surfaces of the horizontal member 112 is wrapped in engineering plastic, which will be described later As an example, the length of the horizontal member 112 and the length of the bottom panel 100 may be the same, so that both end surfaces of the horizontal member 112 may be exposed to both sides.

3 is a cross-sectional view of an extended sidewalk floor panel according to a first embodiment of the present invention.

As shown, the fastening tube 116 is formed to penetrate through the thickness of the bottom panel 100. The fastening pipe 116 is to be coupled to the fastening means such as bolts, screws, rivets, these fastening means is provided with a head. The upper and lower portions of the fastening tube 116 is formed with a receiving groove 116 that can accommodate the head of the fastening means. The receiving groove 116 accommodates the head of the fastening means, so that the head does not protrude from the surface of the bottom panel 100 when the fastening means are engaged.

The fastening pipe 116 is extended to the inside of the horizontal member 112, too. This is because the engineering plastic material is also filled in the horizontal member 112.

Figure 4 is a perspective view showing another embodiment of the frame member horizontal member according to the present invention.

The illustrated embodiment is characterized in that the horizontal member 112 has a rectangular tubular shape, and has a communication hole 113a on the outer circumferential surface. The communication hole 113a is formed by cutting a portion of the outer circumferential surface in a U-shape and bending the cut portion to the outside. The cut and bent portion forms the protrusion 113b.

Since the outside of the horizontal member 112 is all wrapped with engineering plastic, the communication hole 113a allows the engineering plastic to be smoothly injected into the interior of the horizontal member 112, and the protrusion 113b surrounds the outer circumferential surface. Inserted into the engineering plastic improves the coupling force of the horizontal member 112 and the engineering plastic.

In the illustrated embodiment, the communication hole 113a and the horizontal member 112 have a rectangular shape, but may be formed in a semicircular shape, an oval shape, a triangle shape, or the like.

5 is a perspective view showing a second embodiment of an extended sidewalk floor panel according to the present invention. 6 is a cross-sectional view showing a second embodiment of an extended sidewalk floor panel according to the present invention.

In the illustrated embodiment, the length of the horizontal member 112 is formed to be the same as the length of the bottom panel 100, and both end surfaces of the horizontal member 112 are exposed to both sides of the bottom panel 100. In this embodiment, the engineering plastic material is not filled into the horizontal member 112.

Emptying the interior of the horizontal member 112 is to insert a separate coupling bar (210 in Figure 7) into the horizontal member 112, so that the bottom panel 100 can be coupled in the longitudinal direction. Therefore, as shown in FIG. 6, the fastening tube 116 does not penetrate into the horizontal member 112 and is formed only above and below the horizontal member 112.

7 is a cross-sectional view in the longitudinal direction showing the longitudinally coupled state of the floor panel for extended walkway according to the second embodiment of the present invention.

As shown, the adjacent horizontal member 112 is connected to the coupling rod 210, and provides a structure in which the horizontal member 112 and the coupling rod 210 is fastened together by the fastening means. To this end, the coupling rod 210 has a shape corresponding to the inner diameter of the horizontal member 112, and has a through hole 212 at a position corresponding to the fastening pipe 116.

Therefore, when the fastening member 220 is inserted into the fastening tube 116, the fastening member 220 penetrates the through hole 212 of the coupling bar 210 to connect the coupling rod 210 and the horizontal member 112. Will be connected. The floor panel 100 according to the second embodiment is to provide a structure that can be firmly coupled in the longitudinal direction.

8 is a perspective view of an extension guide structure according to an embodiment of the present invention, FIG. 9 is an exploded perspective view of the extension guide structure according to an embodiment of the present invention, and FIG. 10 is a cross-sectional view of the extension guide structure according to an embodiment of the present invention. to be.

As shown, the expansion guide structure 300 according to an embodiment of the present invention includes a fixed plate 310, a support bracket 320, a bottom panel 100 and a fence 260 as described above. .

The fixing plate 310 is bent in a 'b' shape so as to be in contact with both side edge sides and the upper surface of the retaining wall or the bridge, and is coupled at regular intervals by the fastening member 315. A fixing hole 310a is formed on the fixing plate 310, and the fastening member 315 is inserted into the fixing hole 310a to fix the bridge or retaining wall structure (hereinafter, referred to as a structure) 10.

At this time, the fastening member 315 is preferably using a chemical anchor (chemical anchor) for embedding in the structure 10 using a chemical to fix or bond. Chemical anchors have a high load carrying capacity and have excellent vibration resistance.

This has the effect of improving the support rigidity by supporting the fixed plate 310 in contact with the 'b' shape at the same time on the upper surface and side of the upper edge of the structure (10). The fixed plate 310 is made of a general structural steel sheet such as ss330, ss400, ss490, ss540, it is preferable to apply a rigidity to reduce the cross-section and volume of the fixed plate 310.

And, the support bracket 320 is fixed by welding to the front of the fixing plate 310. The support bracket 320 is composed of a web 323 formed vertically between the upper and lower flanges 321 and 322 and the upper and lower flanges 321 and 322 to have an 'I' shape, and the lower flange 322 to the outside. Increasingly, it is inclined to be adjacent to the upper flange 321.

Therefore, the support bracket 320 has a right triangle shape to widen the coupling area of the fixed plate 310 and the support bracket 320 and reduce the live load, thereby increasing the support rigidity.

In addition, the upper flange 321 of the support bracket 320 extends toward the structure 10 to form an auxiliary support 325 which is connected to the upper surface of the structure 10 by the fastening member 315.

That is, the auxiliary support 325 is fixed to the upper surface of the structure 10 together with the portion in contact with the upper surface of the structure 10 of the fixing plate 310 as shown in FIG. Auxiliary support 325 is fixed hole 325a is formed in the same manner as the fixing plate 310, it is fixed to the upper surface of the structure 10 by a fastening member 315.

In addition, a reinforcing rib 327 is formed at the center of the front surface of the fixing plate 310 to prevent lateral bending of the web 323 of the support bracket 320. That is, the fixed plate 310 and the auxiliary support 325 in contact with the 'b' shape of the upper edge of the structure 10 can support the load of the support bracket 320 more firmly, by the reinforcing rib 327 It is possible to prevent the lateral warpage of the web 323 to provide the delivery to ensure the stability.

The square steel pipe 330 for fixing the bottom panel 100 is fixed to the upper flange 321 of the support bracket 320. The square steel pipe 330 is arranged to maintain a predetermined interval in the direction perpendicular to the upper flange 321, is fixed to the upper surface of the upper flange 321 by welding.

In addition, the square steel pipe 330 is extended by the binding pipe 335 in the longitudinal direction, the binding pipe 335 has a diameter smaller than the diameter of the square steel pipe 130, one end of the inside of the square steel pipe 330 The other end is inserted into and fixed by welding, and the other end is inserted into another adjacent square steel pipe 330, and is elastically inserted by a lubricant.

At this time, each of the square steel pipe 330 is formed to be spaced apart a predetermined interval, this is to prevent the distortion of the square steel pipe 330 shrinking, expanding by the temperature difference. The bottom panel 100 is fixed to the upper portion of the square steel pipe 330 by the coupling member 345. The bottom panel 100 has a horizontal member formed of a metal material in the longitudinal direction therein, and the horizontal member and the square steel pipe 330 are combined in a lattice form to secure sufficient strength and form a rigid structure. .

Since the bottom panel 100 is supported by the square steel pipe 330 as described above, the replacement operation is safe when the floor panel 100 is damaged, and a large area is supported to prevent damage in advance.

A fence 360 is provided on the upper end surface of the support bracket 320.

The fence 360 is formed at a predetermined height at the outer end of the support bracket 320 to protect pedestrians, and can be manufactured in various ways. The fence 360 is made of light metal such as light aluminum to reduce the live load on the support bracket 320. .

And, between the fence 360 and the support bracket 320 is provided with a fixed steel pipe 350 which is fixed at a right angle to the support bracket 320.

The fixed steel pipe 350 is fixed to the upper surface of the support bracket 320 by welding, and the fence 360 is seated and fixed to the upper surface of the fixed steel pipe 350, and the fixed steel pipe 350 and the fence 360 are fixed. ) Abuts a large area, making it easy to assemble and improve the bearing capacity.

The fixed steel pipe 350 also extends in the longitudinal direction in the same manner as the square steel pipe 330. The finishing member 370 is coupled to the outer surface of the support bracket 320 and the fixed steel tube 350. Finishing member 370 is preferably made of synthetic wood.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments but may be manufactured in various forms, and having ordinary skill in the art to which the present invention pertains. It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without changing the technical spirit or essential features of the present invention. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

1 is a perspective view showing the appearance of the floor extension panel for bridges according to the first embodiment of the present invention.

2 is a view showing the structure of a frame portion formed inside the floor panel for extension delivery according to the first embodiment of the present invention,

3 is a cross-sectional view of an extended sidewalk floor panel according to a first embodiment of the present invention;

4 is a perspective view showing another embodiment of the frame member horizontal member according to the present invention;

5 is a perspective view showing a second embodiment of an extended sidewalk floor panel according to the present invention;

6 is a cross-sectional view showing a second embodiment of an extended sidewalk floor panel according to the present invention;

7 is a cross-sectional view in the longitudinal direction showing the longitudinally coupled state of the floor panel for extended walkway according to the second embodiment of the present invention;

8 is a perspective view of an extension guide structure according to an embodiment of the present invention,

9 is an exploded perspective view of the extension guide structure according to the embodiment of the present invention,

10 is a cross-sectional view of an extended guiding structure according to an embodiment of the present invention.

Claims (14)

In the extended sidewalk floor panel installed on the retaining wall or bridge, A plurality of horizontal members arranged in the longitudinal direction of the panel, a vertical member connecting the horizontal members in the width direction of the panel, and connected to the horizontal member or the vertical member to penetrate in the thickness direction of the panel; A frame portion including a fastening tube; And And a body part made of an engineering plastic material surrounding the frame part to form an appearance of the panel. The frame portion is made of a metal material, the horizontal member is a hollow tube inside, The horizontal member is a part of the outer circumferential surface, the expansion guide floor panel, characterized in that it comprises a communication hole and a projection formed by bending the cut portion. delete The method of claim 1, The fastening pipe has an expansion guide floor panel characterized in that it comprises a receiving groove for receiving the head of the fastening means. The method of claim 1, The fastening pipe is an expansion guide floor panel, characterized in that the screw groove is formed in the section except the receiving groove. delete The method of claim 1, The horizontal member and the vertical member of the frame portion is extended to the floor panel, characterized in that disposed in the central portion of the thickness of the panel. The method of claim 1, The horizontal member is extended to the floor panel, characterized in that the same length as the panel. The method of claim 1, The body portion is extended floor panel, characterized in that it has a non-slip pattern formed on the surface irregularities. A fixed plate coupled to the upper side of the retaining wall or to both side edges of the bridge at a predetermined interval by a fastening member; A support bracket coupled to the fixed plate and extending outward, the support bracket including upper and lower flanges and a web; Square steel pipe is fixed to the upper flange of the support bracket at regular intervals spaced apart; A fence fixed to an outer end of the support bracket to protect pedestrians; And A bottom panel fixed by a coupling member at an upper portion of the square steel pipe, The floor panel, A plurality of horizontal members arranged in a longitudinal direction of the floor panel, a vertical member connecting the horizontal members in the width direction of the floor panel, and connected to the horizontal member or the vertical member to penetrate in the thickness direction of the floor panel; An extended guide structure including a frame portion including a fastening tube formed to be formed so as to surround the frame portion and a body portion of an engineering plastic material forming an exterior of the bottom panel. The method of claim 9, The lower flange of the support bracket is extended to the guide structure characterized in that adjacent to the upper flange toward the outside. The method of claim 9, Extended guide structure is characterized in that the reinforcing rib is formed in the center of the front of the fixing plate to prevent the horizontal bending of the support bracket web. The method of claim 9, The interconnection of the square steel pipes is inserted into one of the square steel pipes of one side and fixed by welding, and the other end is inserted into another adjacent square steel pipe by a binding tube that is elastically inserted by a lubricant. Expanded guiding structure, characterized in that connected. The method of claim 9, Extended guide structure, characterized in that the fixing steel pipe for fixing the fence on the outer end upper surface of the support bracket by welding. The method of claim 13, Extended guide structure, characterized in that the finishing panel is provided on the outer surface of the support bracket and the outer surface of the fixed steel pipe.

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