KR20050041750A - Reinforced retainaing wall and construction method thereof - Google Patents

Abstract

According to the present invention, the front wing unit 110 forming the front surface of the retaining wall, the rear wing unit 120 disposed in parallel with the front wing unit 110, the front wing unit 110 and the rear wing unit ( By connecting the core portions of each of the mutually opposing side surfaces of the 120, the connecting portion 130 and the front wing portion (130) to form a side groove portion 140 between the front wing portion 110 and the rear wing portion 120 110, a plurality of blocks 100 provided in a zigzag manner and provided with a left and right reinforcing member insertion grooves 131 formed in a left and right direction on the upper or lower surface of the rear wing portion 120 or the connecting portion 130; ; Gap filling means (200) for filling a gap formed by the side grooves (140) of a pair of blocks (100) adjacently arranged in a state where the block (100) is constructed; A left and right reinforcement member 300 inserted into the left and right reinforcement member insertion grooves 131; A front and rear reinforcement member 310 having a front end fixed to the block 100 or the left and right reinforcement member 300 by a reinforcement member fixing means 400 and a rear end supported by the anchor 500; Filled and compacted in the rear space of the block 100 is a reinforcement soil 600 for supporting the rear soil and the anchor 500; By providing a reinforced earth retaining wall, it is possible to more stably and firmly prevent deformation of the surface material block structure constructed against earthquakes and other harmful external forces.

Description

Reinforced soil retaining wall and its installation method {REINFORCED RETAINAING WALL AND CONSTRUCTION METHOD THEREOF}

The present invention relates to a reinforcement soil retaining wall and a method of installation, and more particularly, to a method for installing a retaining wall of a more stable and robust structure using a block, reinforcement soil and a reinforcing member.

13 is a cross-sectional view showing the structure of a conventional reinforced retaining wall.

As shown, the conventional reinforcement earth retaining wall has a plurality of surface material blocks (2) are constructed with a predetermined space from the rear soil (1), and the front and rear directions in which the rear end is fixed to the rear soil (1) or anchor (not shown) The front end portion of the reinforcing member 3 is fixed to the surface material block 2, and the reinforcement soil 4 is filled and compacted in the space between the rearing soil 1 and the surface material block 2, whereby the surface material block 2 It is structured to prevent collapse.

Since the reinforced earth retaining wall is evaluated to have excellent economic and mechanical stability compared to the concrete gravity retaining wall, it is being constructed by various modifications.

For example, the structure of the surface material block (2), the front and rear reinforcement member (3) is modified, or the fixing method for the surface material block (2), reinforcement soil (4), rear soil (1) of the front and rear reinforcement member (3). For example, such as installing a left and right reinforcing member (not shown) to prevent deformation or deformation of the structured surface material block 2 structure.

By the way, in the conventional reinforcement earth retaining wall which takes the structure reinforced by the front-reinforcement member 3 and the left-right reinforcement member in this way, the deformation | transformation of the structure of the surface material block 2 structure built against earthquake and other harmful external force is reliably ensured. It has been pointed out as a problem because no means to prevent it have been developed.

That is, even if the protrusions and recesses are formed on the upper and lower surfaces of the surface material block 2, respectively, and the deformation of the structure of the surface material block 2 is prevented by the combination of the protrusions and the recesses, the surface material block 2 is basically a concrete or brittle. Since it is formed of a material, even if a small stress concentration is applied, the protrusion is easily broken, and thus a problem of difficulty in obtaining the required strength has been raised.

Further, in the construction and compaction of the surface material of each layer of the reinforced soil retaining wall, longitudinal and lateral loads are applied by vibration of the compaction equipment, which causes initial cracking and decreases the strength of the structure. As a result, it is more adversely affecting the strength of the structure than the ex post load such as an earthquake. Therefore, there has been a great demand for the provision of means for securing the stability of the reinforced earth retaining wall structure from such harmful external forces.

The present invention is to solve the above problems, to provide a reinforcement soil retaining wall and a method of installing the structure so that the deformation of the surface material block structure built against the earthquake and other harmful external force can be more stably and firmly prevented. It is done.

The present invention, in order to achieve the object as described above, the front wing portion 110, the front wing portion 110 to form a front surface of the retaining wall, the rear wing portion 120 disposed in parallel with the front wing portion 110, the front wing Connection portion for forming a lateral groove portion 140 between the front wing 110 and the rear wing 120 by connecting the core portion of each of the opposing side surfaces of the portion 110 and the rear wing portion 120. 130 and the left and right reinforcing member insertion grooves 131 formed in the left and right directions on the upper or lower surface of the front wing 110, the rear wing 120 or the connecting portion 130, and zigzag A plurality of blocks 100 constructed as; Gap filling means (200) for filling a gap formed by the side grooves (140) of a pair of blocks (100) adjacently arranged in a state where the block (100) is constructed; A left and right reinforcement member 300 inserted into the left and right reinforcement member insertion grooves 131; A front and rear reinforcement member 310 having a front end fixed to the block 100 or the left and right reinforcement member 300 by a reinforcement member fixing means 400 and a rear end supported by the anchor 500; Filled and compacted in the rear space of the block 100 is a reinforcement soil 600 for supporting the rear soil and the anchor 500; Present the reinforcement retaining wall containing.

Here, the block 100 preferably takes a structure further comprising a front and rear reinforcing member insertion groove 132 formed in the front and rear surfaces on the upper and / or lower surfaces thereof.

In addition, the left and right reinforcing member insertion groove 131 is formed on the upper or lower surface of the front wing portion 110, the front and rear direction reinforcing member insertion groove 132 is in the left and right reinforcing member insertion groove 131. Is connected and extended to the rear, the reinforcing member fixing means 400 may have a structure in which the left and right reinforcement member 300 and the front and rear reinforcement member 310 is integrally formed by the L-shape.

In addition, the left and right reinforcing member insertion groove 131 is formed on the upper and lower surfaces of the front wing portion 110, the front and rear direction reinforcing member insertion groove 132 is in the left and right reinforcing member insertion groove 131. Is connected and extended to the rear, the reinforcing member fixing means 400 may have a structure in which the left and right reinforcement member 300 and the front and rear reinforcement member 310 is integrally formed by the L-shape.

In addition, the connecting portion 130 of the block 100 has a vertical reinforcing member insertion hole 133 is formed through, and inserted through the vertical reinforcing member insertion hole 133 and a pair of side grooves 140. It further comprises a vertical reinforcing member 320, the reinforcing member fixing means 400 is connected to the reinforcing member 320, the reinforcing member connecting means (400a) formed in the front end of the front and rear reinforcing member 320 It is preferable to take the phosphorus structure.

In addition, the left and right reinforcement member insertion groove 131 is formed on the upper and / or lower surface of the connecting portion 130, the up and down reinforcement member insertion hole 133 of the left and right reinforcement member insertion groove 131. It is desirable to take a structure adjacent to the front.

In addition, the left and right reinforcing member insertion groove 131 is formed on the upper and lower surfaces of the connecting portion 130,

In addition, the up and down reinforcement member insertion hole 133 preferably takes a structure formed adjacent to the front of the left and right reinforcement member insertion groove 131.

In addition, the reinforcing member connecting means (400a) may take the structure of a hook 410 having a fitting opening 411.

Here, the hook 410 preferably takes a structure further provided with a closing pin 412 for closing the fitting opening 411.

In addition, the reinforcing member connecting means 400a may have a structure of an o-ring 420 having a through hole 421 of the up and down reinforcing member 320 in the core portion.

In addition, the reinforcing member connecting means 400a may have a structure that is a chain 430 formed with a through hole 431 of the up and down reinforcing member 320 in the core portion.

In addition, the gap filling means 200 may take a structure that is filled by a material selected from the group consisting of concrete, mortar, epoxy, stone, soil cement, and earth and sand.

In addition, the gap filling means 200 may have a structure of a reinforcing block 200a.

In addition, the gap filling means 200 and the main body portion 210 is inserted into the pair of side grooves 140; A vertical reinforcing member insertion hole 220 formed through the main body 210 in the vertical direction; It may take the structure of the reinforcement block 200b provided.

Here, the upper and / or lower surface of the reinforcing block 200b preferably has a structure in which the left and right reinforcing member insertion grooves 230 are formed.

In addition, the up and down reinforcing member insertion hole 220 of the reinforcing block (200b) preferably takes a structure formed adjacent to the front of the left and right reinforcing member insertion groove 230 of the reinforcing block (200b).

In addition, the upper and / or lower surface of the reinforcing block 200b preferably has a structure in which the left and right reinforcing member insertion grooves 230 are formed.

In addition, it is preferable to take a structure in which the front and rear reinforcing member insertion grooves 240 are formed on the upper and / or lower surface of the reinforcing block 200b.

In addition, the rear core portion of the reinforcing block 200b may have a structure in which a connecting means insertion hole 250 for inserting the front and rear reinforcing member 310 and the reinforcing member connecting means 400a is formed.

In addition, at least one of the left and right reinforcement member 300, front and rear reinforcement member 310, up and down reinforcement member 320 is a material selected from the group consisting of rebar, FRP, steel wire, stranded wire, iron wire, reinforced plastic, wire It may take the structure formed by.

In addition, at least one of the left and right reinforcement member 300, the front and rear reinforcement member 310, the vertical reinforcement member 320 may have a straight structure.

In addition, at least one of the left and right reinforcement member 300, the front and rear reinforcement member 310, the up and down reinforcement member 320 may take a spiral twist structure made of a steel wire or strand wire material.

In addition, at least one of the left and right reinforcement member 300, the front and rear reinforcement member 310, the up and down reinforcement member 320 may have a pipe structure.

On the other hand, the present invention is another means for achieving the above object, that is, the method of installing the reinforcement soil retaining wall, the block installation step of arranging the plurality of blocks (100) with a predetermined distance from the rear soil; A left and right reinforcement member installation step of inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion grooves 131 of the block 100; The front and rear reinforcement member 310 is inserted into and installed in the front and rear reinforcement member insertion groove 132 of the block 100, and the front and rear reinforcement member 310 is formed by the reinforcing member fixing means 400. A front and rear reinforcing member installation step of fixing the front end portion to the block 100 or the left and right reinforcing member 300; An anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; A gap filling step of filling the side grooves 140 of the block 100 with concrete; Reinforcing soil filling and compacting step of filling and compacting the reinforcement soil 600 in the rear space of the block 100; We propose a method for installing a reinforced soil retaining wall.

According to another aspect of the present invention, there is provided a method for installing the reinforcement soil retaining wall, which includes: a block installation step of arranging the plurality of blocks (100) with a predetermined distance from the rear soil; A left and right reinforcement member installation step of inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion grooves 131 of the block 100; The front and rear reinforcement member 310 is inserted into and installed in the front and rear reinforcement member insertion groove 132 of the block 100, and the front and rear reinforcement member 310 is formed by the reinforcing member fixing means 400. A front and rear reinforcing member installation step of fixing a front end portion to the block 100 or the left and right reinforcing member 300; An anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; A reinforcing block installation step of inserting and installing the reinforcing block 200a in the lateral groove 140 of the block 100; Reinforcing soil filling and compacting step of filling and compacting the reinforcement soil 600 in the rear space of the block 100; We propose a method for installing a reinforced soil retaining wall.

According to another aspect of the present invention, there is provided a method for installing the reinforcement soil retaining wall, which includes: a primary block installation step of arranging the plurality of blocks (100) with a predetermined distance from the rear soil; A primary reinforcement block installation step of inserting and installing the reinforcement block 200b into the side grooves of the pair of blocks 100; Primary left and right reinforcement for inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion groove 131 of the block 100 and the left and right reinforcement member insertion groove 230 of the reinforcing block 200b. A member installation step; A primary front and rear reinforcing member installation step of installing the front and rear reinforcing member 310 such that the reinforcing member connecting means 400a is positioned in the vertical reinforcing member insertion groove 133; The up and down reinforcement member 320 is inserted into the up and down reinforcement member insertion groove 132 of the block 100, and the front and rear reinforcement member 310 is formed by the reinforcing member connecting means 400a. A vertical reinforcing member installation step of coupling the vertical reinforcing member 320; A primary anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; Filling and compacting the first reinforcement soil to fill and compact the reinforcement soil 500 in the rear space of the block 100; By forming the zigzag construction structure by arranging the plurality of blocks 100 on the upper and lower reinforcing members 320 are located in the pair of side grooves 140 on the block layer provided by the primary block installation step. A secondary block installation step; The reinforcement block 200b is inserted into the side grooves of the pair of blocks 100 so that the up and down reinforcement member 320 is inserted into the up and down reinforcement member insertion hole 220 of the reinforcement block 200b. Installing a secondary reinforcing block for installing; Secondary left and right reinforcement for inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion groove 131 of the block 100 and the left and right reinforcement member insertion groove 230 of the reinforcement block 200b. A member installation step; A second front and rear reinforcement member installing step of installing the front and rear reinforcement member 310 such that a front end portion is coupled to the vertical reinforcement member 320 by the reinforcement member connection means 400a; A secondary anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; A secondary reinforcing soil filling and compacting step of filling and compacting the reinforcement soil 600 in the rear space of the block 100 installed by the secondary block installation step; We propose a method for installing a reinforced soil retaining wall.

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

1 to 12 show an embodiment of the invention, Figure 1 is a partial perspective view of the first embodiment of the reinforcement earth retaining wall, Figure 2 is a perspective view of the first embodiment of the block, Figure 3 is a first embodiment of the reinforcement earth retaining wall 4 is a partial perspective view of a second embodiment of a reinforced earth retaining wall, FIG. 5 is a perspective view of a second embodiment of a block, FIG. 6 is a cross-sectional view of a second embodiment of a reinforced earth retaining wall, and FIG. 7 is a partial perspective view of a third embodiment of a reinforced earth retaining wall 8 is a perspective view of a first embodiment of the reinforcing block, FIG. 9 is a plan view of a hook as an embodiment of the reinforcing member connecting means, FIG. 10 is a plan view of an o-ring as an embodiment of the reinforcing member connecting means, and FIG. 11 is a reinforcing member. Top view of a chain which is one embodiment of the connecting means, FIG. 12 is a perspective view of a second embodiment of a reinforcing block.

As shown, the present invention is largely the block 100, the side groove portion 140 is formed, the gap filling means 200, the left and right reinforcement member 300, front and rear reinforcement member 310, reinforcing member fixing means 400 ), The anchor 500 and the reinforcement soil 600.

That is, in the conventional reinforcement earth retaining wall has been pointed out as a problem in that no means for effectively preventing deformation of the block 100 structure is pointed out as a problem, in order to solve this problem, side grooves 140 on both sides of the block 100. ) Is formed, and the largest technical feature of the present invention is that the gap filling means 200 for filling the gap of the side groove portion 140 is provided.

The block 100 has a front wing 110 forming a front surface of the retaining wall, a rear wing 120 disposed in parallel with the front wing 110, the front wing 110 and the rear wing. By connecting the core portion of each of the mutually opposing side surfaces of the portion 120, the connecting portion 130 and the front wing to form a side groove 140 between the front wing 110 and the rear wing 120, It has a structure having a left and right reinforcing member insertion groove 131 formed in the left and right direction on the upper and / or lower surface of the portion 110, the rear wing portion 120 or the connecting portion 130.

The block 100 is constructed in a zigzag manner, wherein the gap formed by the side grooves 140 of the pair of blocks 100 adjacently arranged in the state where the block 100 is constructed is a gap filling means as described below. Filling by 200 allows a more robust block structure to be obtained.

As another means for preventing deformation of the block structure, the left and right reinforcement member 300 is inserted into the left and right reinforcement member insertion groove 131 of the block 100.

In order to support the entire block structure to the rear, the front end portion is fixed to the block 100 or the left and right reinforcement member 300 by the reinforcing member fixing means 400, and the front and rear directions in which the rear end is supported by the anchor 500 The reinforcement member 310 is installed.

The reinforcement soil 600 is filled and compacted in the rear space of the block 100 to support the rear soil and the anchor 500.

In addition, the front and rear reinforcing member insertion groove 132 is formed in the front and rear direction on the upper and / or lower surface of the block 100 for more stable fixing of the front and rear reinforcement member 310.

As long as the left and right reinforcement member 300 and the front and rear reinforcement member 310 are structured to achieve stable fixation to prevent deformation of the block structure as described above, any structure may be used, and FIG. Reinforcement member 300 and the front and rear reinforcement member 310 is shown an embodiment formed integrally by the L-shape.

That is, as shown in Figures 1 and 2, the left and right reinforcement member insertion groove 131 is formed on the upper or lower surface of the front wing portion 110, the front and rear reinforcement member insertion groove 132 is reinforcement in the left and right direction It is connected to the member insertion groove 131 is formed to extend in the rear, the reinforcing member fixing means 400 is implemented by a structure in which the left and right reinforcement member 300 and the front and rear reinforcement member 310 is integrally formed by the L-shape Will be.

In addition, the reinforced earth retaining wall according to the present invention may have a structure further provided with a vertical reinforcing member 320, as shown in Figures 4 to 7.

That is, the connecting portion 130 of the block 100 is formed through the up and down reinforcing member insertion hole 133, and through the up and down reinforcing member insertion hole 133 and a pair of side grooves 140 to reinforce the up and down direction By inserting the member 320, the deformation of the block structure can be prevented more effectively.

Here, the reinforcing member fixing means 400 is implemented by the reinforcing member connecting means 400a formed at the front end of the front and rear reinforcing members to be connected to the vertical reinforcing member 320.

In addition, the left and right reinforcement member insertion groove 131 is formed on the upper or lower surface of the connecting portion 130, the up and down reinforcement member insertion hole 133 is formed adjacent to the front of the left and right reinforcement member insertion groove 131. Preferably, when the structure is taken up and down reinforcement member 320 is supported by the front and rear reinforcement member 310, the left and right reinforcement member 300 inserted into the left and right reinforcement member insertion groove 110 is By supporting it, a more robust structure can be obtained.

Hereinafter, an embodiment of the reinforcing member connecting means 400a for fixing the up-down reinforcing member 320 and the front-rear reinforcing member 310 will be described.

First, as shown in Figure 9, the reinforcing member connecting means 400a may be configured by a hook 410 having a fitting opening 411.

The hook 410 has the advantage that it can easily install the front and rear reinforcement member 310 in a state where the longitudinal longitudinal reinforcement member 320 is installed first, the opening 411 for fitting the hook 410. In the case where the closing pin 412 is provided, the more stable structure can be obtained.

Second, the reinforcing member connecting means 400a may be configured by the O-ring 420 as shown in FIG. 10, and the through hole 421 of the core portion and the insertion hole 133 of the block 100 are vertically up and down. Fixation is achieved by the configuration in which the directional reinforcement member 320 penetrates.

Third, as shown in FIG. 11, the reinforcing member connecting means 400a may be configured by the chain 430 having the through hole 431 of the up and down reinforcing member 320 formed in the core portion.

Hereinafter, an embodiment of the gap filling means 200 which is a key component of the present invention will be described.

The gap filling means 200 which fills the gap between the side groove portions 140 formed on both sides of the block 100 is a structure capable of preventing deformation of the block 100 structure. In the construction process of the structure of 100), materials such as concrete, mortar, epoxy, stone, soil cement, and earth and sand may be formed in the side grooves formed on both sides of the block 100 of each layer, and curing thereof.

Here, as shown in Figures 4 to 8, an embodiment of filling the gap using a reinforcement block 200a inserted into the lateral groove of the block 100, this method is a product produced in advance in the factory Since the construction can be simply and immediately installed in the field, the operation is easy and has the effect that the air can be shortened.

As described above, when the block structure has a structure further including the vertical reinforcing member 320, the block structure is not to be supported by the vertical reinforcing member 320, rather than the reinforcing block 200a of the general structure as described above. It is desirable to apply the reinforcement block 200b of the structure in terms of stability of the structure.

That is, the reinforcement block 200b in the present embodiment includes: a main body portion 210 inserted into the pair of side groove portions 140; A vertical reinforcing member insertion hole 220 formed through the main body 210 in the vertical direction; By taking the provided structure, the reinforcing member 320 is inserted into the insertion hole 220.

In addition, as described above, the block structure has a structure having an insertion groove 230 into which the left and right reinforcing members 300 are inserted, and by lowering the height of the reinforcing block 200b somewhat lower, the left and right reinforcing members 300. ) May be configured to pass through the upper surface of the reinforcing block (200b), as shown in Figure 8 also forms a left and right reinforcing member insertion groove 230 on the upper surface of the reinforcing block (200b), Figure 4 As shown in FIG. 7, one left and right reinforcement member 300 is inserted into and supports the insertion groove 230 of the reinforcement block 200b adjacent to the insertion groove 131 of the block 100. It is more preferable at the point which can be designed.

The left and right reinforcing member insertion groove 230 may be formed only on the upper surface of the reinforcing block 200b, or may be formed only on the lower surface of the reinforcing block 200b, and formed on both the upper and lower surfaces of the reinforcing block 200b. The insertion groove 230 may have a structure in which the left and right reinforcement members 300 are inserted into the combination holes.

In addition, the up and down reinforcing member 320 inserted into the up and down reinforcing member insertion hole 220 of the reinforcing block (200b) takes a configuration that is fixed to the front and rear reinforcing member 310 by the reinforcing member connecting means (400a). In this case, it is preferable to take a structure in which the front and rear reinforcing member insertion grooves 240 are formed on the upper and / or lower surface of the reinforcing block 200b.

In addition, the up and down reinforcing member insertion hole 220 of the reinforcing block (200b) is preferably to take a structure formed adjacent to the front of the left and right reinforcing member insertion groove 230, when taking such a structure, the left and right reinforcing member insertion. This is because the up and down reinforcement member 320 supported by the front and rear reinforcement member 310 is supported by the front and rear reinforcement member 310 inserted into the groove 230, so that a more robust structure can be obtained. .

12, the connecting means insertion hole 250 is formed in the rear core of the reinforcing block 200b, and the front and rear reinforcing member 310 and the reinforcing member connecting means 400a are inserted into the insertion hole ( It may be configured to be inserted into 250).

Reinforcing bar is generally used as the material of the left and right reinforcement member 300, the front and rear reinforcement member 310, the up and down reinforcement member 320, but in view of the use of the retaining wall, the required strength, other construction conditions, FRP, Materials such as steel wire, stranded wire, iron wire, reinforced plastic, wire, and the like may be used.

In addition, the left and right reinforcement member 200, the up and down reinforcement member 210, the front and rear reinforcement member 220 may have a straight structure, or may take a spiral twist structure made of steel or stranded wire material, pipe structure It does not matter if we take.

Hereinafter, the embodiment regarding the installation method of the reinforced soil retaining wall according to the present invention will be described.

First, an embodiment in which the concrete filling method is applied as the gap filling means 200 is as follows.

The plurality of blocks 100 are disposed with a predetermined distance from the rear soil, and the left and right reinforcing members 300 are inserted into the left and right reinforcing member insertion grooves 131 of the block 100.

The front and rear reinforcing member 310 is inserted into and installed in the front and rear reinforcing member insertion groove 132 of the block 100, and the front end portion of the front and rear reinforcing member 310 is blocked by the reinforcing member fixing unit 400. 100 or the left and right reinforcing member 300 is fixed, and the anchor 500 is installed at the rear end of the front and rear reinforcing member 310.

Filling the lateral groove 140 of the block 100 to the concrete, where it is possible to take a method of pouring and curing the material such as mortar, epoxy, stone, soil cement, earth and sand instead of concrete, as described above. .

Thereafter, the reinforcing soil retaining wall may be completed by filling and compacting the reinforcing soil 600 in the rear space of the block 100 and repeating the above operation.

Second, the embodiment when the reinforcing block 200a of the general structure is applied as the gap filling means 200 is a block installation step, left and right reinforcement member installation step, front and rear reinforcement member installation step, anchor installation step, reinforcement soil filling and It is almost the same as the first embodiment in that both the compaction step and the like are included, except that the reinforcing block 200a is inserted into the side groove 140 of the block 100.

Third, an embodiment in which a reinforcing block 200a having a structure in which a vertical reinforcing rebar insertion hole 220 is formed as the gap filling means 200 is applied.

The plurality of blocks 100 are arranged with a predetermined distance from the rear soil, and the reinforcement block 200b is inserted into the side grooves of the pair of blocks 100.

Insert the left and right reinforcement member 300 in the left and right reinforcement member insertion groove 131 of the block 100 and the left and right reinforcement member insertion groove 230 of the reinforcement block 200b, and reinforcing member connecting means 400a. The front and rear reinforcement member 310 is installed to be positioned in the vertical reinforcement member insertion groove 133.

The reinforcing member 320 is inserted into and installed in the up and down reinforcing member insertion groove 132 of the block 100, and the front and rear reinforcing members 310 and the up and down reinforcing members are supported by the reinforcing member connecting means 400a. Combine the 320, install the anchor 500 in the rear end of the front and rear reinforcement member 310, and completes the first step by filling and compacting the reinforcement soil 500 in the rear space of the block 100. .

A zigzag structure is formed by arranging a plurality of blocks 100 on the upper and lower reinforcing members 320 on the pair of lateral grooves 140 on the upper block layer provided by the primary block installation step. The reinforcement block 200b is inserted into the side grooves of the pair of blocks 100 so that the directional reinforcement member 320 is inserted into the up and down reinforcement member insertion hole 220 of the reinforcement block 200b.

Insert the left and right reinforcement member 300 in the left and right reinforcement member insertion groove 131 of the block 100 and the left and right reinforcement member insertion groove 230 of the reinforcement block 200b, and the front end portion reinforcing member connecting means ( The front and rear reinforcement member 310 is installed to be coupled to the up and down reinforcement member 320 by 400a.

The anchor 500 is installed at the rear end of the front and rear reinforcement member 310, and the second step is completed by filling and compacting the reinforcement soil 600 in the rear space of the block 100 installed by the secondary block installation step. do.

Thereafter, the above two steps are repeated to form the retaining wall of the required height.

The present invention provides a reinforced soil retaining wall and a method of installing the structure to more stably and firmly prevent deformation of the surface material block structure constructed against earthquakes and other harmful external forces.

1 to 12 show an embodiment of the present invention,

1 is a partial perspective view of a first embodiment of a reinforced earth retaining wall

2 is a perspective view of a first embodiment of a block

3 is a cross-sectional view of a first embodiment of a reinforced earth retaining wall

4 is a partial perspective view of a second embodiment of a reinforced earth retaining wall;

5 is a perspective view of a second embodiment of a block

6 is a cross sectional view of a second embodiment of a reinforced earth retaining wall;

7 is a partial perspective view of a third embodiment of a reinforced earth retaining wall

8 is a perspective view of a first embodiment of a reinforcing block;

9 is a plan view of the hook which is an embodiment of the reinforcing member connecting means

Figure 10 is a plan view of the o-ring which is an embodiment of the reinforcing member connecting means

11 is a plan view of a chain which is an embodiment of the reinforcing member connecting means;

12 is a perspective view of a second embodiment of a reinforcing block;

Figure 13 is a cross-sectional view showing the structure of a conventional reinforced earth retaining wall

** Description of the symbols for the main parts of the drawings **

100: block 110: front wing

120: rear wing portion 130: connection portion

131: left and right reinforcing member insertion groove 132: front and rear reinforcing member insertion groove

133: up and down reinforcement member insertion hole 140: side groove

200: gap filling means 200a: reinforcement block

200b: reinforcement block 210: main body

220: up and down direction reinforcing member insertion hole 230: left and right direction reinforcing member insertion groove

250: connecting means insertion hole 300: left and right reinforcement member

310: front and rear reinforcement member 320: up and down direction reinforcement member

400: reinforcing member fixing means 400a: reinforcing member connecting means

410: hook 411: fitting opening

412: closing pin 420: O-ring

421: through hole 430: chain

431 through hole 500 anchor

600: reinforcement soil

Claims (30)

The front wing part 110 forming the front surface of the retaining wall, the rear wing part 120 disposed in parallel with the front wing part 110, and the front wing part 110 and the rear wing part 120 By connecting the core of each of the opposing side surfaces, the connecting portion 130 to form a side groove 140 between the front wing 110 and the rear wing 120, and the front wing 110, A plurality of blocks 100 provided with a left and right reinforcing member insertion grooves 131 formed in a left and right direction on an upper surface or a lower surface of the rear wing portion 120 or the connecting portion 130 and constructed in a zigzag manner; Gap filling means (200) for filling a gap formed by the side grooves (140) of a pair of blocks (100) adjacently arranged in a state where the block (100) is constructed; A left and right reinforcement member 300 inserted into the left and right reinforcement member insertion grooves 131; A front and rear reinforcement member 310 having a front end fixed to the block 100 or the left and right reinforcement member 300 by a reinforcement member fixing means 400 and a rear end supported by the anchor 500; Filled and compacted in the rear space of the block 100 is a reinforcement soil 600 for supporting the rear soil and the anchor 500; Reinforced earth retaining wall containing. The method of claim 1, The block 100 is Reinforcing soil retaining wall further comprises a front and rear reinforcing member insertion groove 132 formed in the front and rear direction on the upper or lower surface. The method of claim 1, The block 100 is Reinforcing soil retaining wall further comprises a front and rear reinforcing member insertion groove 132 formed in the front and rear directions on its upper and lower surfaces. The method of claim 2, The left and right reinforcing member insertion groove 131 is formed on the upper or lower surface of the front blade portion 110, The front and rear reinforcement member insertion groove 132 is connected to the left and right reinforcement member insertion groove 131 and extends rearward, The reinforcing member fixing means 400 is a reinforcement earth retaining wall, characterized in that the left and right reinforcement member 300 and the front and rear reinforcement member 310 is formed integrally by the L-shape. The method of claim 3, The left and right reinforcing member insertion groove 131 is formed on the upper and lower surfaces of the front wing portion 110, The front and rear reinforcement member insertion groove 132 is connected to the left and right reinforcement member insertion groove 131 and extends rearward, The reinforcing member fixing means 400 is a reinforcement earth retaining wall, characterized in that the left and right reinforcement member 300 and the front and rear reinforcement member 310 is formed integrally by the L-shape. The method of claim 1, The connecting portion 130 of the block 100 is formed through the reinforcing member insertion hole 133 in the vertical direction, Further provided with a vertical reinforcement member 320 is inserted through the vertical reinforcement member insertion hole 133 and a pair of side grooves 140, The reinforcing member fixing means 400 is reinforced soil retaining wall, characterized in that the reinforcing member connecting means (400a) formed in the front end of the front and rear reinforcement member to be connected to the up and down reinforcement member (320). The method of claim 6, The left and right reinforcing member insertion groove 131 is formed on the upper or lower surface of the connecting portion 130, The up and down reinforcement member insertion hole 133 is reinforced soil retaining wall, characterized in that formed adjacent to the front of the left and right reinforcement member insertion groove (131). The method of claim 6, The left and right reinforcing member insertion groove 131 is formed on the upper and lower surfaces of the connecting portion 130, The up and down reinforcement member insertion hole 133 is reinforced soil retaining wall, characterized in that formed adjacent to the front of the left and right reinforcement member insertion groove (131). The method of claim 6, The reinforcing member connecting means (400a) is a reinforcement earth retaining wall, characterized in that the hook 410 having a fitting opening 411. The method of claim 9, The hook 410 is Reinforcement earth retaining wall further comprises a closing pin (412) for closing the fitting opening (411). The method of claim 6, The reinforcing member connecting means 400a Reinforcement earth retaining wall, characterized in that the O-ring 420 formed with a through hole 421 of the reinforcing member 320 in the core portion. The method of claim 6, The reinforcing member connecting means 400a Reinforcing soil retaining wall, characterized in that the chain 430 is formed with a through hole 431 of the vertical reinforcement member 320 in the core. The method according to any one of claims 1 to 12, The gap filling means 200 Reinforced soil retaining wall, characterized in that the filling by the material selected from the group consisting of concrete, mortar, epoxy, stone, soil cement, soil. The method according to any one of claims 1 to 5, The gap filling means 200 Reinforcement earth retaining wall, characterized in that the reinforcement block (200a). The method according to any one of claims 6 to 12, The gap filling means 200 A main body portion 210 inserted into the pair of side groove portions 140; A vertical reinforcing member insertion hole 220 formed through the main body 210 in the vertical direction; Reinforcement earth retaining wall, characterized in that provided reinforcement block (200b). The method of claim 15, Reinforcing soil retaining wall, characterized in that the upper and lower surfaces of the reinforcing block (200b) is formed in the left and right reinforcing member insertion groove 230. The method of claim 15, Reinforcement earth retaining wall, characterized in that the upper and lower surfaces of the reinforcing block (200b) is formed in the left and right reinforcing member insertion groove 230. The method of claim 15, Reinforcing wall retaining wall, characterized in that the up and down reinforcing member insertion hole 220 of the reinforcing block (200b) is formed adjacent to the front of the left and right reinforcing member insertion groove 230 of the reinforcing block (200b). The method of claim 15, Reinforcing soil retaining wall, characterized in that the upper and lower surfaces of the reinforcing block (200b) is formed in the left and right reinforcing member insertion groove 230. The method of claim 15, Reinforcement earth retaining wall, characterized in that the upper and lower surfaces of the reinforcing block (200b) is formed in the left and right reinforcing member insertion groove 230. The method of claim 15, Reinforcing soil retaining wall, characterized in that the front and rear reinforcing member insertion groove 240 is formed on the upper or lower surface of the reinforcing block (200b). The method of claim 15, Reinforcement earth retaining wall, characterized in that the front and rear reinforcing member insertion groove 240 is formed on the upper and lower surfaces of the reinforcing block (200b). The method of claim 15, Reinforcement earth retaining wall, characterized in that the rear core portion of the reinforcing block (200b) is formed with a connecting means insertion hole 250 for inserting the front and rear reinforcement member 310 and the reinforcing member connecting means (400a). The method according to any one of claims 6 to 12, At least one of the left and right reinforcement member 300, front and rear reinforcement member 310, up and down reinforcement member 320 is made of a material selected from the group consisting of rebar, FRP, steel wire, stranded wire, iron wire, reinforced plastic, wire Reinforcement earth retaining wall, characterized in that formed. The method according to any one of claims 6 to 12, At least one of the left and right reinforcement member 300, the front and rear reinforcement member 310, the up and down reinforcement member 320 is a reinforced soil retaining wall, characterized in that the straight structure. The method according to any one of claims 6 to 12, Reinforcement earth retaining wall, characterized in that at least one of the left and right reinforcement member 300, the front and rear reinforcement member 310, the vertical reinforcement member 320 is a spiral twist structure made of steel wire or strand wire material. The method according to any one of claims 6 to 12, Reinforcement earth retaining wall, characterized in that at least one of the left and right reinforcement member 300, front and rear reinforcement member 310, up and down reinforcement member 320 is a pipe structure. As the method of installing the reinforced soil retaining wall of claim 13, A block installation step of arranging the plurality of blocks 100 with a predetermined distance from the rear soil; A left and right reinforcement member installation step of inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion grooves 131 of the block 100; The front and rear reinforcement member 310 is inserted into and installed in the front and rear reinforcement member insertion groove 132 of the block 100, and the front and rear reinforcement member 310 is formed by the reinforcing member fixing means 400. A front and rear reinforcing member installation step of fixing the front end portion to the block 100 or the left and right reinforcing member 300;  An anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; A gap filling step of filling the side grooves 140 of the block 100 with concrete; Reinforcing soil filling and compacting step of filling and compacting the reinforcement soil 600 in the rear space of the block 100; Reinforcement earth retaining wall installation method comprising. As the method of installing the reinforced soil retaining wall of claim 14, A block installation step of arranging the plurality of blocks 100 with a predetermined distance from the rear soil; A left and right reinforcement member installation step of inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion grooves 131 of the block 100; The front and rear reinforcement member 310 is inserted into and installed in the front and rear reinforcement member insertion groove 132 of the block 100, and the front and rear reinforcement member 310 is formed by the reinforcing member fixing means 400. A front and rear reinforcing member installation step of fixing a front end portion to the block 100 or the left and right reinforcing member 300;  An anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; A reinforcing block installation step of inserting and installing the reinforcing block 200a in the lateral groove 140 of the block 100; Reinforcing soil filling and compacting step of filling and compacting the reinforcement soil 600 in the rear space of the block 100; Reinforcement earth retaining wall installation method comprising. As the method of installing the reinforced soil retaining wall of claim 15, A primary block installation step of arranging the plurality of blocks 100 with a predetermined distance from the rear soil; A primary reinforcement block installation step of inserting and installing the reinforcement block 200b into the side grooves of the pair of blocks 100; Primary left and right reinforcement for inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion groove 131 of the block 100 and the left and right reinforcement member insertion groove 230 of the reinforcing block 200b. A member installation step; A primary front and rear reinforcing member installation step of installing the front and rear reinforcing member 310 such that the reinforcing member connecting means 400a is positioned in the vertical reinforcing member insertion groove 133; The up and down reinforcement member 320 is inserted into the up and down reinforcement member insertion groove 132 of the block 100, and the front and rear reinforcement member 310 is formed by the reinforcing member connecting means 400a. A vertical reinforcing member installation step of coupling the vertical reinforcing member 320; A primary anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; Filling and compacting the first reinforcement soil to fill and compact the reinforcement soil 500 in the rear space of the block 100; By forming the zigzag construction structure by arranging the plurality of blocks 100 on the upper and lower reinforcing members 320 are located in the pair of side grooves 140 on the block layer provided by the primary block installation step. A secondary block installation step; The reinforcement block 200b is inserted into the side grooves of the pair of blocks 100 so that the up and down reinforcement member 320 is inserted into the up and down reinforcement member insertion hole 220 of the reinforcement block 200b. Installing a secondary reinforcing block for installing; Secondary left and right reinforcement for inserting and installing the left and right reinforcement member 300 in the left and right reinforcement member insertion groove 131 of the block 100 and the left and right reinforcement member insertion groove 230 of the reinforcement block 200b. A member installation step; A second front and rear reinforcement member installing step of installing the front and rear reinforcement member 310 such that a front end portion is coupled to the vertical reinforcement member 320 by the reinforcement member connection means 400a; A secondary anchor installation step of installing the anchor 500 at the rear end of the front and rear reinforcement member 310; A secondary reinforcing soil filling and compacting step of filling and compacting the reinforcement soil 600 in the rear space of the block 100 installed by the secondary block installation step; Reinforcement earth retaining wall installation method comprising.