KR101059433B1 - Gusset retaining wall structure - Google Patents

Abstract

The present invention relates to a reinforcement earth retaining wall, and to provide a more natural environment by stacking natural or artificial wood, while providing a reinforcement earth retaining wall structure that can reduce the construction cost and construction period.

Reinforcement earth retaining wall structure of the present invention for achieving the above object, a plurality of horizontal members made of natural or artificial wood, laminated in a horizontal arrangement in front of the fill land to form a wall; Fastening means for fastening the horizontal members to each other to maintain a coupling position between the stacked horizontal members; A plurality of reinforcing members embedded in the earth and sand forming the land behind the horizontal member to provide a fixing force by earth pressure; And fastening means for fastening the horizontal member and the reinforcement to support the horizontal member by the fixing force of the reinforcement.

Reinforced soil, retaining wall, horizontal member, binding bar, annular fastener, connector

Description

Reinforced Earth Retaining Wall Structure {REINFORCED EARTH RETAINING WALL STRUCTURE}

The present invention relates to a reinforcement earth retaining wall structure, and more particularly, to a reinforcement earth retaining wall structure that can construct a more natural friendly retaining wall using natural or artificial wood, and can reduce the time and cost required for construction. will be.

Generally, reinforcement earth retaining wall embeds frictional resistance reinforcement such as grid or strip into the earth filled in the rear of the retaining wall and connects the reinforcement to the retaining wall to form an integrated reinforcement structure. Since the retaining wall is supported by the tension of the reinforcing material, as the retaining wall is increased, the supporting force by the reinforcing material is also increased, and thus the construction height is less than that of the gravity retaining wall.

However, since the conventional reinforced earth retaining wall is constructed using concrete, it requires a lot of cost and time for construction, and has a problem in that it provides a natural environment-friendly environment.

For example, in the case of reinforcement earth retaining wall that installs formwork on site and casts concrete to build retaining wall, it takes much time and manpower to install and demolish formwork, and it takes much time for curing of poured concrete. Since the finishing work to improve the aesthetics by attaching natural stone such as granite to the outer surface of the retaining wall was necessary, the construction period was long and the construction cost was high.

As another example, there is also a structure for constructing a reinforced earth retaining wall in a manner that the concrete block of a predetermined form in advance in the factory and transported and laminated to the site. Since the block-type reinforced earth retaining wall structure does not require a process such as formwork installation and dismantling and concrete curing, the construction time can be shortened as compared with the above-described concrete placing structure.

However, due to the use of heavy-weight concrete blocks, it takes a lot of manpower and money to carry the concrete blocks to the site and construct the retaining walls, and also requires the finishing work to improve the aesthetics of the exterior wall of the constructed retaining walls. In the case of such a block-type reinforced earth retaining wall, there was a problem that costly and time-consuming construction.

The present invention is to solve the problems as described above, it is an object of the present invention to provide a reinforced earth retaining wall structure to reduce the construction cost and construction time while providing a more natural environment by stacking natural or artificial wood. have.

The present invention for achieving the above object is made of a natural or artificial wood, a plurality of horizontal members stacked in a horizontal arrangement in front of the fill land to form a wall; Binding means including a binding bar through which the horizontal members are coupled to each other and coupled to the coupling holes formed in each of the horizontal members so as to maintain a coupling position between the stacked horizontal members; A base disposed horizontally on the bottom surface of the front of the land and having a seating groove in which the horizontal member is disposed; A plurality of reinforcing members embedded in the earth and sand forming the land behind the horizontal member to provide a fixing force by earth pressure; And fastening means for fastening the horizontal member and the reinforcement member so that the horizontal member is supported by the fixing force of the reinforcement member, wherein the binding bar is installed so that the lower end is coupled to the base and is upwardly installed, and at least part of the horizontal member. The horizontal members on both sides installed adjacent to each other are alternately installed so that each end is overlapped with each other to form a space communicating back and forth between the upper and lower horizontal members, blocking means for preventing the outflow of soil by blocking the space It is provided, the blocking means provides a reinforced earth retaining wall structure comprising a blocking network installed in the rear or inside of the space.

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In this case, the blocking means may include a vegetation soil block installed in the rear or the interior of the space.

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In the reinforced earth retaining wall structure of the present invention, the binding means includes a plurality of binding beams which are installed upright at a predetermined interval in front of the land, and may be made of a structure in which the horizontal member is connected between the binding beams.

In this case, the binding beam is preferably provided with a flange for supporting the horizontal member on at least one side of the front portion and the rear portion.

And, in the retaining wall structure of the present invention, the fastening means is configured to include an annular fastener coupled to surround the outer peripheral portion to the horizontal member, one side is coupled to the annular fastener and the other side is coupled to the reinforcement member have.

In this case, it is preferable that the annular fastener is provided with a coupling protrusion coupled to the connector and the bolt at both ends of the one end is disconnected.

In addition, the fastening means may be made of a fastener that is coupled to one side is embedded in the horizontal member and the other side is connected to the reinforcement, the portion embedded in the horizontal member of the fastener may be made of a structure provided with a locking portion for improving the fastening force. .

According to the present invention as described above has the following advantages.

(1) By using horizontal members made of relatively light wood, sawdust, synthetic resin, etc., the reinforcement earth retaining wall can be constructed quickly with fewer personnel, and there is no need for a separate finishing work to improve the aesthetics outside the retaining wall. The construction cost can be reduced and the construction time can be shortened, but a more natural friendly reinforced retaining wall structure can be provided.

(2) By allowing a plurality of horizontal members to be fastened to each other by a binding bar through which the horizontal members are connected, the stacking operation of the horizontal members can be made easily and quickly, so that the workability can be further improved. So that the structural strength and appearance of the retaining wall can always be kept good.

(3) By providing a base fixed to the bottom of the construction surface to allow the horizontal member to be stably fixed and stacked on top of the base, the construction convenience and durability of the retaining wall can be improved.

(4) By stacking the horizontal members of the upper side and the lower side to be spaced apart from each other to enable the retaining wall construction using a smaller number of horizontal members, it is possible to further reduce the cost and time required for construction.

(5) By combining the binding bar to the saddle stitched end of the upper and lower horizontal members stacked alternately to allow the horizontal members installed adjacently to be fastened to each other also in the horizontal direction, the durability of the retaining wall can be further improved, the horizontal horizontal Planting or decorating plants between members can provide a more natural and retaining wall structure with better aesthetics.

(6) The both ends of the horizontal members are supported by the binding beams provided at predetermined intervals, thereby improving the strength of the retaining wall, but further reducing the cost and time required for construction since no separate means for fastening the horizontal members is required. can do.

(7) By allowing the horizontal member and the reinforcement to be fastened by the fastener integrated into the horizontal member, there is no need for additional work for assembling the fastening means, thereby improving the productivity of the horizontal member and reducing the manufacturing cost.

The objects, features and advantages of the present invention described above will become more apparent from the following detailed description. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a first embodiment of a reinforced earth retaining wall structure according to the present invention, Figure 2 is a side cross-sectional view of the retaining wall structure of the first embodiment.

As shown, the reinforced earth retaining wall structure of the present invention, a plurality of bases 195 fixed to the front bottom surface of the land 10 to be constructed, and laminated in a state arranged horizontally on the base 195 A plurality of horizontal members 120 constituting a wall having a predetermined height, a binding means for providing a horizontal support force to the stacked horizontal members 120 to maintain a coupling position of each horizontal member 120, and each horizontal member 120 ) And a grid 140 embedded in layers at predetermined intervals on the back ground 10 and a fastening means for fastening the horizontal member 120 and the grid 140.

The base 195 forms a lower support of the retaining wall. The base 195 is formed in a block shape extending in the horizontal direction and has an arc-shaped seating groove 196 into which the horizontal member 120 is inserted. The base 195 may be made of various materials such as concrete, stone, wood, synthetic resin.

The horizontal member 120 is a wall component that supports the soil to form the land 10 so as not to flow forward, made of natural or artificial wood in the form of logs having a thickness sufficient to overcome the earth pressure.

Here, natural wood refers to the wood cut natural wood to a predetermined length, and the wood processed to maintain the circular shape, and artificial wood is similar to WPC or wood that is processed in a similar form to the wood by compressing sawdust Refers to a synthetic resin molded molded in the form.

The binding means is to fasten the stacked horizontal members 120 so as not to tilt or move forward or backward, in the illustrated embodiment is installed upright on the base 195 formed on each horizontal member 120 It was illustrated that the binding bar 190 is coupled through the coupling hole.

The binding bar 190 is preferably provided with a plurality for each base 195 as shown, may be of an integral structure embedded in the base 195, a separate member inserted into the base 195 It may be made of.

The grid 140 is illustrated as a reinforcement for supporting the retaining wall by pulling the horizontal member 120 to the rear by the pressure of the soil to be embedded in the fill land 10, the steel strip in addition to the grid 140 It is a matter of course that the conventional friction reinforcement used in the reinforced earth retaining wall structure can be used. In the following embodiment will be described by illustrating the reinforcement is made of a grid 140.

As the fastening means of the horizontal member 120 and the grid 140, in this embodiment the annular fastener 130 and one side coupled to the horizontal member 120 is coupled to the annular fastener 130 and the other side is A structure having a connector 150 coupled to the grid 140 is illustrated.

The annular fastener 130 is coupled to surround the outer circumferential portion of the horizontal member 120 having a circular cross section. For this purpose, one side of the horizontal land portion 10 is disconnected and the two ends are connected to each other and the connector 150 is disconnected. Coupling protrusion 131 is provided for coupling with). The coupling of both coupling protrusions 131 is made by the bolt 161 and the nut 162.

The connector 150 may be formed in various forms such as a rod or a bar, and in the illustrated embodiment, the connector 150 is formed in a flat bar shape having a predetermined length and is inserted between both coupling protrusions 131 of the annular fastener 130. As illustrated by being fastened by the bolt 161 and the nut 162.

Reinforcing soil retaining wall structure of the present invention configured as described above, the horizontal member 120 is fixed to the installation position in front of the construction site in series, the annular fastener 130 and the connector 150 is coupled to the horizontal member 120 ) Is installed in the horizontal direction by coupling to the binding bar 190 and connects the inner end of the connector 150 with the grid 140.

By repeating this process, the horizontal members 120 are sequentially stacked and installed, and the grid 140 connected to each horizontal member 120 is embedded by filling the earth and sand in the rear of the wall formed therein. Since the pressing force is applied to each of the horizontal members 120 connected to each other by pressing 140, the retaining wall is kept in shape and position without being inclined or pushed by earth pressure.

Since the reinforcement earth retaining wall structure of the present invention as described above, the horizontal member 120 made of natural or artificial wood in the form of a wood serves as a structure supporting the earth pressure of the land, and at the same time serves as a decorative material that is exposed to the outside of the retaining wall. There is no need for a separate finishing work to enhance the aesthetics, and there is an advantage of providing a more natural friendly retaining wall structure.

In addition, since the construction of the retaining wall by stacking the horizontal member 120 made of a pre-processed and relatively light material in a ready-to-install state, the installation and removal of the formwork such as the retaining wall construction method using the conventional formwork, concrete curing, etc. The construction time can be shortened significantly, and the retaining wall can be constructed with less manpower in a shorter time than the conventional retaining wall construction method using concrete blocks, thereby reducing the time and cost of constructing the retaining wall. do.

In addition, since the horizontal members 120 are fastened to each other through the binding bar 190, the coupling position and direction of each horizontal member 120 are stably maintained during the stacking of the horizontal members 120, thereby improving construction convenience. In addition, the durability and aesthetics of the constructed retaining wall is also improved.

Meanwhile, in the illustrated first embodiment, the binding bars 190 are integrally formed to be coupled to penetrate through a plurality of stacked horizontal members 120. However, in some cases, the plurality of binding bars are divided into short lengths. 190 may be made of a structure that is coupled between the upper and lower neighboring horizontal member 120. This structure has the advantage that the coupling of the horizontal member 120 and the binding bar 190 more easily, the construction convenience is further improved.

Figure 3 shows a second embodiment of a reinforced earth retaining wall structure according to the present invention.

Similarly to the first embodiment described above, the second embodiment shown includes a binding bar 190 that is upright on the base 195, and the plurality of horizontal members 120 are coupled to each other by the binding bar 190. ) Laminated and installed, each horizontal member 120 is made of a structure that is fastened to the grid 140 through the annular fasteners 130 and the connector 150, the horizontal members 120 of both sides are installed adjacent Each end is alternately installed so as to overlap each other, and a blocking net 197 is provided to prevent soil from leaking into the space between the upper and lower horizontal members 120 generated by the end portions.

As shown in FIG. 1, the blocking network 197 may be configured to be installed behind a plurality of horizontal members 120 having a large area stacked thereon, and a small area connected to each horizontal member 120. It may be done.

Since the structure of the second embodiment reduces the number of horizontal members 120 required when installing retaining walls of the same size, it is possible to further reduce the cost and time required for the construction of retaining walls, and each horizontal member 120 is Since the binding bar 190 is also fastened to each other in the horizontal direction, there is an advantage that can provide a more robust retaining wall structure.

In addition, there is an advantage that can provide a more natural friendly and high a retaining wall structure by planting a variety of plants or decoration between the upper and lower horizontal members 120.

4 illustrates a case in which the reinforcement soil retaining wall structure of the second embodiment is installed in a gradient type land, and is connected between two horizontal members 120 connected through the binding bar 190 as shown. Since the angle can be varied, it is possible to provide a rigid retaining wall structure for various types of land.

5 and 6 are a perspective view and a side cross-sectional view, respectively, showing a third embodiment of the present invention.

Reinforcement earth retaining wall structure of the third embodiment shown is made of a structure in which the adjacent horizontal member 120 is fastened by the binding bar 190 so that each end overlaps, similar to the second embodiment described above, each horizontal member Vegetation soil block 198 is provided as a means for blocking the outflow of soil to the space between the 120. As shown, the vegetation soil block 198 may be installed between each horizontal member 120 as a small one, or may be installed to cover a plurality of horizontal members 120 at the rear.

The structure of the third embodiment has the advantage of providing a more natural and nature-friendly aesthetic by planting a variety of plants in the vegetation soil block 198.

7 and 8 are a perspective view and a side cross-sectional view, respectively, showing a fourth embodiment of the present invention.

The retaining wall structure of the illustrated fourth embodiment is configured to install the horizontal member 120 directly on the ground without the base 195 provided in the above-described embodiment, and a plurality of retaining wall structures are provided in front of the land 10 to be constructed. The horizontal members 120 are stacked, and the binding beam 110 is installed upright on the ground as a binding means for maintaining the position and direction of the stacked horizontal members 120 is provided.

The binding beam 110 is fixed to the ground to provide a solid support force, in the illustrated embodiment consists of a beam having a T-shaped cross-section, so that the flange 111 toward the land 10 side Is installed to support the rear end of both ends of the horizontal member 120. In some cases, a beam having various structures capable of providing a horizontal support force to the horizontal member 120 including an H beam may be used.

In the retaining wall structure of the fourth embodiment, the binding beam 110 is fixed to the front of the land at a predetermined interval, and the two binding beams have a horizontal member 120 to which the annular fastener 130 and the connector 150 are coupled. After installation in the horizontal direction between the 110 may be constructed through the process of connecting the inner end of the connector 150 with the grid 140.

The structure of the fourth embodiment prevents the front part of the horizontal member 120 from being separated by the tension of the grid 140 and the rear part of the horizontal member 120 is prevented from the flange 111 of the binding beam 110. Not only can provide a rigid retaining wall structure, but also retaining wall construction is achieved by simply stacking the horizontal member 120 between the two binding beams 110, which couples the horizontal member 120 to the binding bar 190. Compared with the structures of the first to third embodiments, there is an advantage of further reducing the time and cost required for the construction of the retaining wall.

9 illustrates a fifth embodiment of the reinforced earth retaining wall structure according to the present invention. Similar to the fourth embodiment, the retaining wall is formed by stacking a plurality of horizontal members 120 between the binding beams 110. As a fastening means for connecting the horizontal member 120 and the grid 140, the fastener 170 is embedded in the horizontal member 120.

This may be usefully applied when the horizontal member 120 is manufactured by molding sawdust or synthetic resin, and the fastener 170 is preferably installed in advance when forming the horizontal member 120. In addition, the part embedded in the horizontal member 120 of the fastener 170 is preferably provided with a locking protrusion 171 for improving the fastening force.

Since this structure is manufactured in a structure in which the horizontal member 120 and the fastener 170 are integrated, there is no need for a separate assembly work, which is advantageous in terms of productivity and manufacturing cost.

The present invention described above is not limited to the above-described embodiment and the accompanying drawings, and various substitutions, modifications, and changes are possible within the scope without departing from the technical spirit of the present invention. It will be evident to those who have knowledge of.

1 is a perspective view showing a first embodiment of a reinforced earth retaining wall structure according to the present invention.

2 is a cross-sectional view of the first embodiment shown in FIG.

3 is a perspective view showing a second embodiment of a reinforced earth retaining wall structure according to the present invention.

4 is a perspective view illustrating another installation state of the second embodiment shown in FIG.

5 is a perspective view showing a third embodiment of the reinforced earth retaining wall structure according to the present invention.

6 is a cross-sectional view of the third embodiment shown in FIG.

7 is a perspective view showing a fourth embodiment of a reinforced earth retaining wall structure according to the present invention.

8 is a cross-sectional view of the fourth embodiment shown in FIG.

9 is a cross-sectional view showing a fifth embodiment of the reinforced soil retaining wall structure according to the present invention.

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

10: land 110: binding beam

120: horizontal member 130: annular fastener

140: grid 150: connector

170: fastener 190: binding bar

195: base 196: seating groove

197: barrier network 198: vegetation soil block

Claims (12)

A plurality of horizontal members 120 made of natural or artificial wood and stacked in a horizontal arrangement in front of the filling land 10 to form a wall; Binding means including a binding bar (190) penetratingly coupled to coupling holes formed in each of the horizontal members (120) to maintain the coupling position between the horizontal members (120) stacked by fastening the horizontal members (120) to each other; A base 195 disposed horizontally on a bottom surface of the front of the land 10 and provided with a seating groove 196 on which the horizontal member 120 is disposed; A plurality of reinforcing members embedded in the earth and sand forming the land 10 behind the horizontal member 120 to provide a fixing force by earth pressure; And And fastening means for fastening the horizontal member 120 and the reinforcement to support the horizontal member 120 by a fixing force of the reinforcement. The binding bar 190 has a lower end coupled to the base 195 and upwards. Installed horizontally, at least a part of the horizontal member 120 is installed alternately so that each end of the horizontal member 120 to be installed adjacent to each other overlap each other and communicate in the front and rear between the horizontal member 120 of the upper side and the lower side Reinforced soil retaining wall, characterized in that the formed space, blocking the space is provided with a blocking means for preventing the outflow of soil, the blocking means comprises a blocking net 197 is installed in the rear or inside of the space. structure. delete delete delete delete delete The method of claim 1, The blocking means is a reinforced soil retaining wall structure, characterized in that it comprises a vegetation soil block (198) installed in the rear or inside of the space. The method of claim 1, The binding means includes a plurality of binding beams 110 installed upright at a predetermined interval in front of the land 10, characterized in that the horizontal member 120 is connected between the binding beams 110. Reinforced soil retaining wall structure. The method of claim 8, The binding beam 110 is a reinforced soil retaining wall structure, characterized in that the flange 111 for supporting the horizontal member 120 on at least one side of the front and rear portions. The method according to any one of claims 1, 8 and 9, The fastening means includes an annular fastener 130 coupled to surround the outer circumferential portion on the horizontal member 120, and one side is coupled to the annular fastener 130, and the other side includes a connector 150 coupled with the reinforcing material. Reinforcement earth retaining wall structure, characterized in that. The method of claim 10, The annular fastener 130 is a reinforced soil retaining wall structure, characterized in that the coupling protrusion 131 is coupled to both ends of the connector 150 and the bolt 161 on one side is disconnected and disconnected. The method according to any one of claims 1, 8 and 9, The fastening means is formed of a fastener 170 coupled to one side is embedded in the horizontal member 120 and the other side is connected to the reinforcing material, the fastening force in the portion embedded in the horizontal member 120 of the fastener 170 Reinforcing soil retaining wall structure, characterized in that provided with a locking protrusion 171 for improvement.

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