KR101053070B1 - Distance maintenance h-pile with double layer type coating and soil retaining wall and soil retaining wall constructing method using the same - Google Patents

Abstract

The present invention relates to a double-coated gap retention thumb pile and a method for constructing a permanent earth wall and a permanent earth wall using the same, and to prevent the corrosion of the ground soil (900) by moisture, The H-shaped steel body 110 is formed by being integrally wrapped with a double coating layer, and a double-coated gap maintaining thumb pile 100 is inserted and embedded vertically in a perforated hole perforated at a predetermined interval on the perimeter of the base plate. H-beam body 110; H beam shape having a predetermined thickness (D1, D2) having a hollow H-shaped insertion passage 123 penetrated in the longitudinal direction corresponding to the H-shaped steel body 110 so that the H-shaped steel body 110 is inserted and wrapped therein Is formed, the H-shaped body 110 is inserted through the insertion hole 121 of the end of the insertion passage 123, the band-bonded exposed surface 112 of the front surface of the H-shaped steel body 110 to the inner surface of the stripping surface 128 A first covering cover portion 120 that is interviewed and the other portion is inserted and seated spaced apart from the inner surface at a predetermined interval; The H-shaped body is poured into the insertion passage 123 through the pour hole 126 through one side surface of the first covering cover part 120 except for the band-bonded exposed surface 112 of the H-shaped body 110. A double-coated gap maintaining thumb pile comprising a second coating curing unit 130 wrapped around the other portion of the 110 and integrally formed with the inner surface of the first covering cover unit 120 to form a sealing curing coating. It relates to a permanent barrier wall and a permanent barrier wall construction method.

Therefore, by the first covering cover portion 120 having a function of forming and sealing a layer to prevent corrosion and corrosion at the same time as the formwork function, it is integrated with the second coating curing unit 130 without a separate formwork at the construction site. The double-coated gap maintaining thumb pile 100 formed with a double coating layer easily encapsulating the H-shaped steel body 110 is not cracked and corroded, so there is no need to additionally reinforce the reinforcing bar, and also reinforcement of the rear part as in the prior art. Since there is no need for spacers, the thickness of the permanent wall structure can be minimized, resulting in a small building area and a reduction in construction time and material cost.

Double-coated spacing piles, permanent retaining wall, first covering cover

Description

DISTANCE MAINTENANCE H-PILE WITH DOUBLE LAYER TYPE COATING AND SOIL RETAINING WALL AND SOIL RETAINING WALL CONSTRUCTING METHOD USING THE SAME}

The present invention relates to a double-coated gap maintaining thumb pile and a method of constructing a permanent soil wall and a permanent soil wall using the same, more specifically, the double-coated gap maintaining thumb pile 100 is perpendicular to the base soil (900) The H-shaped steel body 110 integrally sealed and coated with the first covering cover part 120 and the second covering curing part 130 is not corroded even when exposed to soil pressure and moisture for a long time in the embedded state. And the double-coated spacing thumb piles, which are reinforced by the first covering cover part 120 formed of a stretchable plastic material and do not cause corrosion, and thus do not need to be reinforced. And it relates to a permanent construction wall construction method.

In general, permanent wall blocks used for civil engineering and construction are vertical H-shaped steel thumb piles and horizontal H-types that are constructed at intervals of 1.2m to 2.0m to withstand loads such as earth pressure to ensure structural stability. In addition to the steel strip, it is a structure in which a plurality of reinforcing bars are connected to the inside of the rear of the strip.

1 is a schematic plan cross-sectional view of a permanent barrier wall structure of the prior art.

As shown in FIG. 1, the permanent wall structure of the prior art includes several vertical H-shaped steel thumb piles 10 inserted and embedded in the ground soil sand 90, and the thumb piles 10 are disposed on the sand at a predetermined interval. A plurality of mud earth plate 20 is fixed between the inside of the thumb pile 10 in the vertical buried state to prevent the outflow of soil to the front, and the metal material of the back is welded and fixed to the front side of the thumb pile 10 A plurality of spacing members 39, horizontal H-shaped steel strips 30 on which one side of the rear surface is welded and fixed to the front surface of the spacing members 39, and two strips 30 spaced adjacent to each other at the predetermined intervals. The welding joint is fixed to the front side of the base and the earth anchor 46 is inserted and fixed into the base soil tosa 90 is inserted through a reinforcing material insertion hole (not shown) through the one side and the spacing member 39 Rebar spacing spaced by) It is configured to include a shaft (T) and the wale (30) plurality of reinforcing bars (98) fixed weld the bonded joint to the front part.

The concrete is poured into cement concrete 96 so that corrosion is prevented and not collapsed by wrapping the pouring pedestal 40, the spacing member 39, the strip 30, the reinforcing bar 98, and the like.

The spacing of the reinforcement bar space portion (T) spaced apart by the spacing member 39 is inserted into the base soil sand (90) buried in the H-shaped steel 10 exposed to soil moisture is corroded by the earth pressure Because of the high possibility of a safety accident such as collapse due to the load, a plurality of reinforcing bars 98 are to be spaced apart at intervals capable of working reinforcement.

That is, in order to secure structural stability as a permanent structure, in addition to the vertical H-shaped steel thumb pile 10 and the horizontal H-shaped steel strip 30 to endure loads such as earth pressure, reinforcing bar reinforcement spaces inside the rear of the belt 30. A plurality of reinforcing bars 98 are welded to each other in (T) to be fixed.

As the thumb pile 10 is embedded in the state exposed to the earth pressure and moisture of the soil as it is embedded, the bending or corrosion progresses, so as to reinforce the inside of the rear of the gilt (30) in addition to the thumb pile (10) and the gilt (30) Rebar reinforcement space (T) in addition to a plurality of reinforcement reinforcement (98) to be welded joint joint fixed because the reinforcement reinforcement (98) material cost was added to increase the construction cost and there was a problem that takes a lot of construction time.

In addition, since the installation work space for the reinforcement reinforcement (98) is required, there is a structural engineering problem that requires a large building area by increasing the thickness of the permanent wall structure.

The present invention is to overcome the above-mentioned conventional problems, an object of the present invention is the first covering cover portion 120 even when exposed to earth pressure and moisture for a long time in the state embedded in the vertical soil sediment (900) vertically embedded ) And the H-shaped steel body 110 sealed with the second coating curing unit 130 are not corroded, and the sealing waterproof function is further reinforced by the first covering cover unit 120 formed of an elastic plastic material, and is twisted and twisted. As it is a structure that can withstand loads such as earth pressure due to no cracks and corrosion, double-coated gap-holding piles to minimize the thickness of the permanent wall structure by removing the installation space for reinforcement reinforcement The present invention provides a permanent soil wall and permanent soil wall construction method.

Still another object of the present invention is to provide a first covering cover portion 120 having a function of a flexible sealing coating layer that is crack resistant and corrosion resistant at the same time as a formwork, that is, a first covering cover portion having a function of a flexible first covering layer formed of a die. 120) a double-coated spacing thumb pile having a double coating layer which encloses the H-shaped steel body 110 easily and integrally with the second coating curing unit 130 without the need for a separate formwork at the construction site and permanent use thereof. The present invention provides a method of constructing a retaining wall and a permanent retaining wall.

This object of the present invention is formed to be integrally wrapped in a double coating layer of the H-shaped steel body 110, except for the front surface strip bond exposure surface 112 in order to prevent corrosion by moisture of the base soil (900), A double-coated gap maintaining thumb pile 100 which is inserted and embedded vertically in a drilled hole drilled at a predetermined interval on the perimeter of the permanent earth installation, the H-beam body 110; H beam shape having a predetermined thickness (D1, D2) having a hollow H-shaped insertion passage 123 penetrated in the longitudinal direction corresponding to the H-shaped steel body 110 so that the H-shaped steel body 110 is inserted and wrapped therein Is formed, the H-shaped body 110 is inserted through the insertion hole 121 of the end of the insertion passage 123, the band-bonded exposed surface 112 of the front surface of the H-shaped steel body 110 to the inner surface of the stripping surface 128 A first covering cover portion 120 that is interviewed and the other portion is inserted and seated spaced apart from the inner surface at a predetermined interval; The H-shaped body is poured into the insertion passage 123 through the pour hole 126 through one side surface of the first covering cover part 120 except for the band-bonded exposed surface 112 of the H-shaped body 110. A double-coated spacing thumb according to the present invention comprising a second coating curing portion 130 wrapped around the other portion of the 110 and integrally formed with a sealing curing coating with an inner surface of the first covering cover portion 120. It is achieved by the method of constructing piles and permanent retaining walls and permanent retaining walls using the same.

As described above, even if the double-coated gap holding thumb pile according to the present invention is bent and twisted by the first covering cover portion 120 formed of an elastic plastic material, cracks and corrosion do not occur and can withstand loads such as earth pressure. Because the structure is embedded in the vertical soil soil 900, buried vertically in a state that is exposed to soil pressure and moisture for a long time there is an effect that does not bend and corrosion.

In addition, the concrete 960 is poured into the filling space (S) between the earthenware earth plate 200 and the strip 300, and the gap maintaining thumb pile 100 and the strip 300 that are double coated by soil moisture are corroded. Because it is not a structure, it is not necessary to reinforce reinforcement additionally, and there is no need for a spacer for reinforcing reinforcement of the rear part as in the prior art, thereby eliminating the construction space for reinforcement reinforcement, thereby minimizing the thickness of the permanent wall structure. The construction area is small and the construction cost is reduced by reducing the material cost.

Hereinafter, with reference to the accompanying drawings, the double-coated spacing holding pile according to a preferred embodiment of the present invention and a permanent soil wall and a permanent soil wall construction method using the same.

2 to 7, there is shown a double-coated gap maintaining thumb pile and a permanent earthwall using the same according to an embodiment of the present invention.

Figure 2 is a perspective view showing a double-coated gap holding thumb pile according to an embodiment of the present invention, Figure 3 is an H-shaped steel in the first covering cover portion of the double-coated gap holding thumb pile according to an embodiment of the present invention 4 is an exploded perspective view illustrating a state in which a body is inserted, and FIG. 4 is a curing state in which a second covering curing part is poured into a first covering cover portion in which an H-shaped steel body of a double-coated gap maintaining thumb pile is inserted according to an embodiment of the present invention. And a partially cutaway perspective view showing a state in which the peeling surface of the first covering cover part is peeled off.

FIG. 3 is a diagram illustrating an H-shaped steel body being lifted by a crane (not shown) to be inserted and seated inside an insertion passage of a first covering cover part, and FIG. 4 is a first covering cover in which an H-shaped steel body is inserted and seated. Explain that the front side of the part is laid down to the ground and the second coating curing part such as cement paste is poured into the insertion passage through the pouring hole on one side of the rear side, and then the peeling surface of the front side is cut off and peeled off with a cutter (not shown). It is shown for.

As shown in Figures 2 to 4, the double-coated gap holding thumb pile according to an embodiment of the present invention is a band-bonded exposed surface 112 of the front surface to prevent corrosion by moisture of the base soil (900) Except H-shaped body 110 is formed integrally wrapped with a double coating layer, the permanent soil film of the base is embedded in a vertical hole in the perforated hole perforated at regular intervals, the H-shaped steel body 110 and H Second coating curing is formed by cement paste is poured into the first covering cover portion 120 is inserted into the insertion passage 123 and the insertion passage 123 of the first covering cover portion 120 is inserted into the shape steel body 110 The unit 130 is made. That is, the front wall portion 140 and the root portion 150 completely embedded in the ground, except for the band-bonded exposure surface 112 on the front surface of the H-shaped steel body 110, are integrally wrapped with a double coating layer to be sealed.

The first covering cover part 120 has a predetermined H-shaped insertion passage 123 that is penetrated in the longitudinal direction corresponding to the H-shaped steel body 110 so that the H-shaped steel body 110 is inserted and wrapped therein. It is formed in the shape of an H beam of thicknesses D1 and D2.

Then, the H-shaped steel body 110 through the insertion opening 121 of one end of the insertion passage 123 of the first covering cover portion 120 is stripping surface 112 of the front surface of the H-shaped steel body 110 is peeling surface (128) The inner side is interviewed and the other part is inserted and seated spaced apart from the inner side at regular intervals.

The second coating curing unit 130 is poured into the insertion passage 123 through the pour hole 126 through the one side of the rear surface of the first covering cover portion 120 is the band of the H-shaped steel body 110 It is wrapped in the other part of the H-shaped steel body 110, except for the joint exposure surface 112, and is sealed and cured integrally with the inner surface of the first covering cover portion 120.

That is, the second coating curing unit 130 is cast with cement paste, concrete or corrosion-resistant epoxy, etc., and the H-shaped steel body 110 except for the band-bonded exposed surface 112 of the H-shaped steel body 110. An endothelial coating layer having a second coating layer function integrally sealed and cured together with the inner surface of the first covering cover portion 120.

At this time, the H-shaped steel body 110 is laid down on the ground so that the front stripping surface 128 of the first covering cover portion 120 is seated seated toward the ground and the one side of the rear of the hole in the upward facing state Cement paste or the like is poured through 126 to cure the second coating curing unit 130. In addition, the insertion holes 121 at both ends of the first covering cover part 120 are prevented from leaking to the outside through the insertion holes 121 before the second coating curing part 130 such as cement paste is cured. Attach), remove and cure after curing.

The first covering cover portion 120 is cured by casting the second paste curing portion 130 to the inside of the cement paste so that the band-bonded exposed surface 112 of the H-shaped steel body 110 is exposed to the outside. In this state, the stripping joint surface 128 of the front surface of the H-shaped steel body 110 is cut off by a cutter (not shown) to be peeled off (peeping). At this time, since the stripping surface 128 of the first covering cover part 120 is a flexible plastic material, it is easily cut and stripped by a manual or electric cutter (not shown).

In addition, the first covering cover portion 120 does not cause cracks and corrosion even when the second covering curing portion 130 and the H-shaped steel body 110 are twisted due to the earth pressure and moisture of the ground sand soil 900. It is formed of elastic plastic material.

That is, the first covering cover part 120 is an outer covering layer having a covering layer function, in which a stretch amount is increased and durability is increased and corrosion does not occur even when the thumb pile is bent in earth pressure by a form-integrated method.

On the other hand, the wire mesh that is integrally cured with the second coating curing unit 130 so that the adhesion is increased without cracking in the insertion passage 123 of the first covering cover portion 120 (Wire-Mesh, wire mesh) 136 or more bars (not shown) are implied.

Figure 5 is a schematic front view of a permanent retaining wall installed by using a double-coated gap holding thumb pile according to an embodiment of the present invention.

As shown in Figure 5, a permanent earth wall using a double-coated gap holding thumb pile according to an embodiment of the present invention is a plurality of perforated holes (not shown) perforated at regular intervals on the perimeter installation boundary line of the base; A plurality of double-coated gap maintaining thumb pile 100 for preventing corrosion that is embedded buried in the base soil sediment (900) vertically through, and the gap maintaining thumb pile 100 is vertically buried in the soil at regular intervals The earthenware earth plate 200 made of a plurality of wooden boards that is sandwiched between the inner side between the double-coated gap holding thumb 100 exposed to the front by a digging operation for the earthen block to prevent the outflow of soil to the front, and the double The belt holder 300 is supported on the belt-bonding exposure surface 112 of the wall portion 140 of the coated gap maintaining thumb pile 100 by the bobbin 360 so that one side of the rear surface is bonded and fixed horizontally, and Reinforcement insert is fixed to the front side of the two strips 300 adjacently spaced apart at regular intervals, the reinforcement 460, such as earth anchors, nails or support beams that are inserted and fixed in the base earth soil 900, the hole is inserted into one side It comprises a pedestal 400 is inserted through the ball (not shown).

Figure 6 is a schematic plan cross-sectional view of a permanent retaining wall installed by using a double-coated spacing thumb pile according to an embodiment of the present invention, Figure 7 is a double-coated spacing thumb according to an embodiment of the present invention This is a schematic longitudinal cross-sectional view of a permanent wall constructed using piles.

Figure 6 is shown to show the cross-cutting side of the double-coated gap maintaining the pile 100, Figure 7 is shown to show the plane cut to the species of the double-coated gap holding thumb 100 (100) will be.

As shown in Figure 6 and 7, the double-coated gap holding thumb pile 100 is formed of a stretchable plastic material to prevent the bending and corrosion caused by earth pressure and moisture of the ground soil earth (900) H Second coating curing is formed by cement paste is poured into the first covering cover portion 120 is inserted into the insertion passage 123 and the insertion passage 123 of the first covering cover portion 120 is inserted into the shape steel body 110 The wall portion 140 and the root portion 150 completely embedded in the ground are integrally wrapped and sealed and double-coated except for the band-joint exposure surface 112 on the front surface of the H-beam body 110 by the unit 130. It is inserted and embedded vertically in the drilled hole, which is drilled at regular intervals on the perimeter of the foundation.

The first covering cover portion 120 is formed in the H beam shape of a predetermined thickness (D1, D2) so that the H-shaped steel body 110 is inserted and seated spaced apart from the inner surface at a predetermined interval, the second covering curing portion 130 is a cement paste, concrete corrosion-resistant epoxy is poured into the interior of the first covering cover portion 120 is integrally wrapped to form a sealing coating.

Therefore, the first covering cover even when exposed to soil pressure and moisture for a long time in a state of being inserted vertically embedded in the ground soil soil 900 through a perforation hole (not shown) perforated at a predetermined interval on the perimeter of the base soil installation boundary The H-shaped steel body 110 sealed and sealed by the portion 120 and the second coating curing portion 130 does not corrode, and the first covering cover portion 120 formed of an elastic plastic material has good elasticity, such as earth pressure. Withstand loads and eliminate the need for additional rebar.

At this time, the thickness (D1) of the wall portion 140 of the front portion of the double-coated gap holding pile 100 is bonded to the band-bonded exposed surface 112 of the gap holding thumb pile 100 fixed to the sheet 300 Since the concrete 960, which will be described later, may be spaced apart by the filling space S that can be poured in the spaced interval between the earth retaining plate 200 fixed to the inside of the space between the gap maintaining the thumb pile 100 of the prior art It is formed to a thickness smaller than the thickness of the spacer member connected between the thumb pile and the strip.

On the other hand, one side of the front wall portion 140 and the rear root portion 150 of the double-coated gap maintaining thumb pile 100, studs such as nails, stud bolts, etc. so as to increase the adhesive force with the front band 300 ( Not shown) can be fastened.

The earthenware earth plate 200 has two double-coated gapholding thumbstacks 100 exposed to the front by the digging operation for the earthencaps in a state in which the double-coated gapholding thumbstacks 100 are vertically embedded at a predetermined interval. It is fitted between the inside of the liver to prevent the outflow of soil to the front. At this time, the earth retaining soil plate 200 is a structure that is fixed by fitting a plurality of wooden board soil moisture is discharged to the front.

The strip 300 is a double-coated gap maintaining the thumb pile 100, and then bonded and fixed to the bottom of the belt bond exposure surface 112, the belt 300, put the band 300 on the bow rack 360 One side of the rear surface of the 300 is bonded to the band-bonded exposure surface 112 horizontally fixed. That is, the strip 300 is a horizontal H-beam girders (girder) to connect the two gap-maintaining thumb pile 100 which is a vertical column and a pillar.

At this time, the strip 300 is the thickness of the wall portion 140 of the earthed soil earth plate 200 and the double-coated gap maintaining thumb 100 is sandwiched between the inner side between the double-coated gap holding thumb 100 (100) Spaced at a predetermined interval by (D1). That is, the strip 300 is spaced apart by the filling space (S) where the concrete is cured in front of the earth retaining plate (200).

Therefore, the strip 300 is not corroded by soil moisture that is discharged through the earth plate 200 is fixed between the inside between the double-coated gap holding thumb 100.

As a result, the gap-maintaining thumb pile 100 is inserted and buried vertically in the base soil earth 900 by the fastening structure as described above, even when exposed to soil moisture for a long time, the sealing coating with the second coating curing part 130. In addition to the function that the H-shaped steel body 110 is not corroded, concrete in the filling space (S) between the earthenware earth plate 200 and the strip 300 spaced by a predetermined thickness (D1) of the wall portion 140 960 is cured to pour and the soil moisture flowing out through the earthenware earth plate 200 is blocked to function to prevent corrosion of the strip 300.

On the other hand, the root portion 150, which is the rear portion embedded in the base soil (900) is formed to have a predetermined thickness (D2) larger than the thickness (D1) of the wall portion 140, the thickness of the root portion 150 ( As D2), the area buried in the soil is large, so it can function to be firmly buried.

Therefore, since the gap-maintaining thumb pile 100 and the strip 300 which are double-coated by soil moisture are not corroded, additional reinforcement is not required to reduce the construction cost and permanently eliminate construction space for reinforcement reinforcement. Since the thickness of the retaining wall can be minimized, the building area is small.

The pedestal 400 is welded and fixed to one side of the front surface of the two strips 300 spaced apart at regular intervals, such as earth anchors, nails or prop beams through a reinforcement insertion hole (not shown) that is perforated on one side. Reinforcement 460 is inserted. At this time, the reinforcing material 460 is drilled into the base soil earthenware 900 between the double-coated spacing holding pile 100 is fixed to the earthenware earth plate 200 to insert a reinforcing material 460, such as earth anchors. The grout (not shown) is filled and fixed in the ground soil soil 900.

By the configuration as described above, the permanent retaining wall using the double-coated gap maintaining the pile according to an embodiment of the present invention is installed in the following order.

First, the first covering cover part 120 formed in an H beam shape having a hollow H-shaped insertion passage 123 corresponding to the H-shaped steel body 110 is inserted in advance so that the H-shaped steel body 110 is inserted and wrapped. .

After inserting the H-shaped steel body 110 into the insertion passage 123 of the first covering cover portion 120, the insertion hole 121 at both ends of the insertion passage 123 is blocked with a blocking plate (not shown).

Subsequently, an H-shaped steel body interviewed inside the stripping surface 128 of the front surface by pouring cement paste into the insertion passage 123 of the first covering cover portion 120 into which the H-shaped steel body 110 is inserted. 110, the blocking plate (not shown) after forming the second coating curing unit 130 in which the other parts except the band-bonded exposed surface 112 on the front surface are sealed and cured integrally with the inner surface of the first covering cover unit 120. Take off).

Thereafter, the H-shaped steel body 110 and the second-coated curing unit 130 are cut off and peeled off the peeling surface 128 on the entire surface of the first covering cover unit 120 formed by curing the H-shaped steel body 110. A double-coated gap maintaining thumb pile 100 is configured to be exposed to the outside of the strip-bonded joint exposure surface 112) in the construction site or in a separate factory.

Thereafter, a perforation hole (not shown) is drilled at a predetermined interval into the base soil earthenware 900 on the perimeter installation boundary line of the base plate.

Thereafter, the double-coated gap maintaining thumb pile 100 having the predetermined thicknesses D1 and D2 is inserted and embedded vertically in the drilling hole. At this time, the double-covered gap maintaining the pile 100 by the soil pressure and moisture in the soil of the earth soil (900) is not bent or corroded.

Subsequently, the front portion of the double-coated gap maintaining thumb pile 100, that is, a band-bonded exposure, in a state in which the double-coated gap maintaining thumb pile 100 is vertically placed in the drilling hole at a predetermined interval, is formed by the digging operation. Between the wall portion 140 exposed to the surface 112 and the inner portion to which the earthenware earth plate 200 is fitted are exposed, and then the double-coated gap maintaining thumb pile 100 exposed to the front of the base earth and sand 900. Insert the earthen plate earth plate 200 to prevent the outflow of soil in between.

At this time, through the reinforcement anchoring hole (not shown) between the double-coated gap holding thumb pile 100, the earthen board earth plate 200 is fixed to insert a reinforcement such as earth anchor and fill the grout.

Subsequently, after fixing and fixing the bobbin 360 to the lower part of the belt-bonded exposure surface 112 of the double-coated gap maintaining thumb pile 100, the belt-length 300 is placed on the bobbin 360. One side of the back of the heat) is fixed to the heat bond horizontally to the strip-bonding exposure surface 112.

Thereafter, the joint 400 is fixed to the front side of the two strips 300 which are spaced apart by bonding at a predetermined interval, and then, the reinforcing member insertion hole (not shown) of the pedestal 400 and the reinforcing material fixing perforation A reinforcement 460 is inserted through a hole (not shown) to fix and fix in the ground soil earth 900.

After repeating the above process to install a permanent barrier wall on the perimeter of the permanent earth wall installation of the base, and then install the formwork (cover) (not shown) in front of the pedestal 400, the concrete between the formwork and earthen board 200 ( 960) to pour.

At this time, the concrete 960 is poured through the concrete pour space (S) spaced at the predetermined interval (D1) to surround the belt length 300 fixed to be bonded to the band-bonded exposure surface 112 of the thumb pile 100 The seal is cured. Therefore, since the band-bonded exposed surface 112 and the band-length 300 of the double-coated gap-holding thumb pile 100 are not corroded by soil moisture, the permanent wall is installed to withstand the earth load. .

Although the technical spirit of the present invention has been described in detail according to the above preferred embodiment, it should be noted that the above embodiment is for the purpose of description and not of limitation. In addition, those skilled in the art will understand that various embodiments are possible within the scope of the technical idea of the present invention.

1 is a schematic plan sectional view of a permanent barrier wall of the prior art;

Figure 2 is a perspective view showing a double-coated gap holding thumb pile according to an embodiment of the present invention

3 is an exploded perspective view showing a state in which the H-shaped steel body is inserted into the first covering cover portion of the double-coated gap maintaining thumb pile according to an embodiment of the present invention;

4 is a state in which the second coating curing portion is cast and cured and the peeling surface of the first covering cover portion is inserted into the first covering cover portion in which the H-shaped steel body of the double-coated gap maintaining thumb pile is inserted according to an embodiment of the present invention. Partial cutaway perspective view

Figure 5 is a schematic front view of a permanent retaining wall installed using a double-coated spacing thumb pile according to an embodiment of the present invention

Figure 6 is a schematic plan cross-sectional view of a permanent retaining wall installed by using a double-coated gap holding thumb pile according to an embodiment of the present invention

Figure 7 is a schematic longitudinal cross-sectional view of a permanent retaining wall installed using a double-coated spacing thumb pile according to an embodiment of the present invention

Explanation of symbols on the main parts of the drawings

100. Double-coated spacing thumb pile 110. H-beam body

112. Band-bonded exposed surface 120. First covering cover part

121. Insertion opening 123. Insertion passage

126. Pour ball 128. Stripping surface

130. Second coating curing unit 136. Wire mesh

140. Wall part 150. Root part

200. Earthshade Earth Plate 300. Sash

360. Hanger 400. Base

460. Reinforcement 900. Ground Soil

960. Concrete D1. Wall thickness

D2. Indentation thickness S. Filling space

Claims (9)

In order to prevent corrosion due to moisture of the ground soil (900), the H-shaped steel body (110) except for the band-bonded exposed surface 112 on the front surface is integrally wrapped with a double coating layer, and the permanent soil film of the ground is fixed to the installation boundary. As a double-coated gap maintaining thumb pile 100 is embedded buried vertically in the drilled hole at intervals, The double-coated gap maintaining thumb pile 100, H-beam body 110; H beam shape having a predetermined thickness (D1, D2) having a hollow H-shaped insertion passage 123 penetrated in the longitudinal direction corresponding to the H-shaped steel body 110 so that the H-shaped steel body 110 is inserted and wrapped therein Is formed, the H-shaped body 110 is inserted through the insertion hole 121 of the end of the insertion passage 123, the band-bonded exposed surface 112 of the front surface of the H-shaped steel body 110 to the inner surface of the stripping surface 128 A first covering cover portion 120 that is interviewed and the other portion is inserted and seated spaced apart from the inner surface at a predetermined interval; The H-shaped body is poured into the insertion passage 123 through the pour hole 126 through one side surface of the first covering cover part 120 except for the band-bonded exposed surface 112 of the H-shaped body 110. A double-coated spacing thumb, characterized in that it comprises a second coating curing unit 130 is wrapped in the other portion of the 110 and integrally formed with the inner surface of the first covering cover portion 120 is a sealed curing coating. pile. The method of claim 1, wherein the first covering cover portion 120 is in a state in which the second covering curing portion 130 is cured so that the band-bonded exposed surface 112 of the H-shaped steel body 110 is exposed to the outside. The double-coated gap maintaining thumb piles, characterized in that the stripping surface 128 of the front surface of the H-beam body 110, the front surface of the bonding joint exposed surface 112 is cut off and detached. The method of claim 1, wherein the first cover portion 120 is cracked and cracked even if the second coating curing portion 130 and the H-shaped steel body 110 is twisted by the earth pressure and moisture of the ground soil (900) Double-coated gap retention thumb characterized in that formed of a plastic material that can be stretched to prevent corrosion. 2. The wire mesh 136 of claim 1, wherein the insertion passage 123 of the first covering cover portion 120 is integrally cured with the second covering curing portion 130 so as to increase adhesion without cracking. Or double-coated spacing thumb pile, characterized in that the reinforcing bar is further built. The first cover cover portion 120 is formed of a stretchable plastic material to prevent the bending and corrosion caused by earth pressure and moisture of the base soil (900), the H-shaped steel body 110 is inserted into the insertion passage 123 and A cement coating is poured into the insertion passage 123 of the first covering cover portion 120 to cure the second covering curing portion 130, except for the band-bonded exposed surface 112 on the front surface of the H-beam body 110. The front wall portion 140 and the root portion 150 completely embedded in the ground are integrally wrapped and sealed double coating, and the double coating is embedded vertically embedded in the perforated hole perforated at regular intervals on the perimeter of the base of the base. Spaced thumb piles 100; The double-coated gap maintaining thumb pile 100 is sandwiched between the inside of the double-coated gap holding thumb pile 100 exposed to the front by the digging operation in the state that the vertically buried gap pile 100 is vertically buried at a predetermined interval to prevent soil leakage Earth retaining plate 200; A belt length 300 which is supported by the belt-shaped bond exposure surface 112 of the wall portion 140 of the double-coated gap maintaining thumb pile 100 so that one side of the rear surface is bonded and fixed horizontally; Double-coated spacing maintaining thumb, characterized in that it is installed and bonded to one side of the front side of the strip 300, the pedestal 400 is inserted into the reinforcement 460 is fixed in the base soil (900); Permanent retaining wall using piles. According to claim 5, The double-coated gap maintaining thumb pile 100 has a predetermined thickness so that the front portion is spaced apart by the filling space (S) in which the concrete sheet is cured in front of the earthenware earth plate 200 The wall part 140 of (D1) is formed, The rear part is a permanent wall using a double-coated spacing thumb pile, characterized in that the root portion 150 having a predetermined thickness (D2) is formed. The method of claim 5, wherein the second coating curing portion 130 of the double-coated gap maintaining thumb pile 100 is cast with concrete, cement paste or epoxy to prevent corrosion is integrally sealed curing curing, characterized in that Permanent retaining wall using double-coated spacing piles. 6. The permanent barrier wall using a double-coated spacing thumb pile according to claim 5, wherein the reinforcement member 460 inserted into and fixed to the pedestal 400 is used as an earth anchor, a nail or a support beam. Insertion passage 123 of the first covering cover portion 120 formed in the H-beam shape with a hollow H-shaped insertion passage 123 corresponding to the H-steel body 110 so that the H-shaped body 110 is inserted and wrapped Inserting the H-beam body 110 into the insertion hole 123 and blocking the insertion holes 121 at both ends with a membrane plate (not shown); Placing cement paste into the insertion passage 123 of the first covering cover portion 120 into which the H-shaped steel body 110 is inserted, and interviewing the H-shaped steel body 110 inside the front surface of the peeling surface 128. The other part except for the band-bonded exposed surface 112 of the second coating curing part 130 is formed to seal and cure integrally with the inner surface of the first covering cover part 120, and then the blocking plate (not shown) is removed. Put out; The strip of the H-shaped body body 110 is cut off by peeling off the peeling surface 128 of the front surface of the first-covered cover part 120 in which the H-shaped steel body 110 and the second coated curing part 130 are integrally cured. Producing a double-coated gap maintaining thumb pile 100 is made so that the junction exposure surface 112 is exposed to the outside; Inserting the double-coated gap maintaining thumb pile 100 of the predetermined thickness (D1, D2) perpendicularly to the perforated hole drilled at regular intervals on the perimeter of the base of the foundation; The double-coated gap maintaining thumb pile 100 is vertically placed in the drilled hole at regular intervals, so that the front portion of the double-coated gap maintaining thumb pile 100 is exposed to the front by exposing the front part and then exposed to the front. Sandwiching and fixing the earthenware earth plate (200) to prevent outflow of soil between the double-coated gap holding thumb pile (100); Punching the reinforcement fixing hole drill hole between the double-coated gap maintaining the thumb pile 100 is fixed earthenware earth plate 200, the lower end of the belt-coated exposure surface 112 of the double-coated gap maintaining thumb pile 100 After fixing the joint 360, the belt 300 is placed on the hanger 360, the one side of the back of the belt 300 is horizontally bonded to the band bond exposure surface 112; After fixing and fixing the pedestal 400 to one side of the front of the two strips 300 fixed to the double-coated spacing thumb pile 100 at regular intervals, the reinforcement insertion hole of the pedestal 400 and the reinforcement fixing hole drilling Inserting the reinforcing material 460 through and fixing the fixing in the ground soil soil 900; Permanent mud wall construction method using a double-coated gap holding thumb piles, characterized in that the permanent earth wall is installed on the perimeter of the ground to install the concrete 960 in front of the earth soil plate 200.

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