KR101385090B1 - Foundation Structure and the method of wall and cut off wall - Google Patents

Abstract

The present invention is installed on the inside using the earth wall to prevent the groundwater and soil generated from the adjacent ground when entering the excavation or excavation of the excavation of the ground excavation or the soil to fall into the cut or excavation space or the ground collapses The present invention relates to a pile structure for easily installing the main wall and a main wall forming method using the same.
The present invention, in the installation of the present wall, is provided with an inner member in the pile, has the effect of increasing the strength of the pile itself, and can play a supporting role of the hollow wall. In addition, it has the effect of allowing the main wall to be formed relatively simply with a simpler configuration by using the rigidity of the wall of the already existing wall wall firmly installed. In addition, the present invention has the effect of reducing the additional configuration for reinforcing and supporting separate main wall strength, simplifying the construction procedure and reducing the construction cost, and allows the main wall to have a better rigidity. In addition, the present invention allows the earthen wall and the main wall to be firmly integrated, and has the effect of reinforcing mutual strength and reducing thickness.

Description

{Foundation Structure and the method of wall and cut off wall}

The present invention is installed on the inside using the earth wall to prevent the groundwater and soil generated from the adjacent ground when entering the excavation or excavation of the excavation of the ground excavation or the soil to fall into the cut or excavation space or the ground collapses The present invention relates to a pile structure for easily installing the main wall and a main wall forming method using the same.

At the time of water closure, subterranean digging, and road extension work, there is a wall installed to prevent the water from flowing from the vicinity of the construction site, collapse of the ground, and the inflow of the soil, In case of non-walled walls, separate level grouting should be done on the backside of the retaining wall so that it has a separate function.

Among the mud walls, the mud wall using the casing and pile is excavated by using an auger device on the ground before installation. Fill or fill concrete to form concrete columns in the ground.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure which shows the cross section of the conventional retaining pile and the main-wall structure. Referring to FIG. 1, the pile pile 10 is provided in a line, and the reinforcing bar 12 is provided inside the H beam or the steel frame 18.

Circular pillar-shaped pile 10 is densely arranged, serves to prevent and support soil inflow, collapse from the outside, and the cement mixture is poured into the empty space between.

According to the conventional method as described above, since the main wall 20 is separately formed without a wall to be separated from the wall using the pile file, a space corresponding to the required thickness T should be formed as the main wall 20, and thus, the basement layer. There was a drawback to vomit more widely. Reference numerals are first reinforcing bars 24 and second reinforcing bars 22.

In addition, the conventional pile has a problem that the empty wall collapses when the casing is removed before the concrete is completely cured, the need for a pile structure to prevent this has emerged.

The present invention has been made to solve the above problems, an object of the present invention is to provide an inner member in the pile, to increase the strength of the pile itself, and to serve as a supporting wall.

In addition, in the installation of the main wall, an object of the present invention is to allow the main wall to be formed relatively simply with a simpler configuration by using the rigidity of the earth wall already firmly installed.

In addition, an object of the present invention is to enable the main wall to be supported on a solid wall, which is already firmly established, so as to reduce the additional configuration for additional main wall strength reinforcement and support.

In addition, an object of the present invention is to provide a structure in which the earth wall and the main wall are firmly integrated, thereby reinforcing mutual strength and reducing thickness.

The structure of the present invention for achieving the above object is, in the pile structure provided at the time of construction of the wall wall, reinforcing bars in the pile; And an inner snow member provided in one side direction or in an overall direction toward the surface side of the pile in a state spaced apart from the reinforcing bar within the pile.

In addition, the pile structure provided at the time of construction of the wall, the reinforcing bar is built in the pile; A snow-retaining member provided in the one side or the whole direction toward the surface side of the pile in a state spaced apart from the reinforcing bar within the pile; And both ends provide a piling pile structure, characterized in that it comprises a spacer member for supporting the inner member.

A spaced portion protruding inwardly of the inner snow member is provided, and the spaced portion is supported by the reinforcement bar, supported by another part of the snow snow member, or supports the snow snow member different from the snow snow member. It is done.

It characterized in that it further comprises the step of installing the spacer member between the reinforcement or the steel frame and the snow member of the step (2), or between the snow member.

In addition, in the construction method of the wall, (1) digging the bottom vertically, the step of installing reinforcing bars or steel frame; (2) arranging an inner snow member disposed adjacent to the surface side and having a gap formed to protrude to one side; And (3) injecting a cement mixture into the excavated space, thereby providing a soil barrier file structure forming method.

In addition, the pile structure provided at the time of construction of the wall, the reinforcing bar is built in the pile; And a spacer member supported by the reinforcing bars in the pile and provided in a shape protruding in the outward direction.

In addition, the pile structure provided at the time of construction of the wall, the steel frame is built in the pile; And an inner snow member provided in one direction or in an overall direction toward the surface side of the pile in a state spaced apart from the steel frame in the pile. do.

Covering the outer surface of the file, characterized in that it further comprises a removable casing.

A gap member is provided between the reinforcing bar and the snow member, and the snow member is supported by the spacer member.

A space member is provided between the steel frame and the snow member, and the snow member is supported by the space member.

A spacing member is provided between the reinforcing bar and the inner side of the casing to fix the reinforcing bar to be spaced apart from the inner side of the casing by a predetermined distance.

The spacing member is provided with two or more in different lengths, characterized in that for fixing the internal snow member so that the separation interval for each position.

In the pile, characterized in that it further comprises a coupling reinforcing bar having a coupling portion.

The coupling reinforcing bar is formed at an end of the extension part and the extension part arranged in a horizontal direction, characterized in that it comprises a coupling part provided in a state that is bent in the vertical direction.

The reinforcing bar is: a support; It is characterized in that it comprises an extension portion disposed in both ends of the support portion in a horizontal direction and extending in one direction and formed at the end of the extension portion, the coupling portion provided in a state of being bent in the vertical direction.

In addition, in the construction method of the wall, (1) digging the bottom vertically, the step of installing reinforcing bars or steel frame; (2) arranging the snow member disposed adjacent to the surface side; And (3) injecting a cement mixture into the excavated space, thereby providing a soil barrier file structure forming method.

In addition, in the construction method of the wall, (1) digging the bottom vertically, the step of installing reinforcing bars or steel frame; (2) disposing the spacer in a direction toward the surface side; And (3) injecting a cement mixture into the excavated space, thereby providing a soil barrier file structure forming method.

In the step (1), the bottom of the casing is installed after installing the casing, and after the step (3), characterized in that it comprises a step of removing and removing the casing.

It characterized in that it further comprises the step of installing a spacing member between the reinforcing bar or the steel frame and the internal snow member of the step (2).

It further comprises a coupling reinforcing bar having a bendable coupling portion, wherein the inner member is characterized in that it further comprises the step of wrapping the coupling portion of the coupling reinforcement, or to be provided inside or outside the coupling portion.

Removing the internal snow member; And after the removal of the internal snow member, the coupling part of the coupling rebar is exposed in a direction in which the main wall is to be formed.

The inner member is located outside the coupling portion, or characterized in that it is formed to surround some or all of the coupling portion.

The present invention has the effect of providing the inner member in the pile to increase the strength of the pile itself, and to perform the supporting role of the hollow wall.

In addition, the present invention has an effect that the main wall can be formed relatively simply in a simpler configuration by using the rigidity of the earth wall, which is already firmly installed, in the installation of the present wall.

In addition, the present invention has the effect of reducing the additional configuration for reinforcing and supporting separate main wall strength, simplifying the construction procedure and reducing the construction cost, and allows the main wall to have a better rigidity.

In addition, the present invention allows the earthen wall and the main wall to be firmly integrated, and has the effect of reinforcing mutual strength and reducing thickness.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure which shows the cross section of the conventional retaining pile and a main wall structure.
Fig. 2 is a view showing a cross section of the retaining pile and the main wall structure of the present invention.
3 to 6 are views showing a variety of soil pile files of the present invention.
7 to 9 are views showing the clogging pile of another embodiment of the present invention.
It is a figure which shows the cross section of the retaining pile and the main-wall structure of this invention.
11 is a view showing the appearance of the soil pile file of the present invention.
12 to 22 is a view showing a variety of soil pile files of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the invention are shown.

Fig. 2 is a view showing a cross section of the retaining pile and the main wall structure of the present invention. Referring to FIG. 2, while the main wall direction of the pile 10 is opened, the pile wall 10 may be integrated, and the pile 10 may be used as the main wall. The main wall 20 is integrally formed, and thus, only the second reinforcing bar 22 may be provided without the first reinforcing bar, and the required thickness T is recognized up to the pile 10, thereby reducing the overall thickness. There is.

3 to 6 are views showing a variety of soil pile files of the present invention. Referring to FIG. 3, the pile 10 should have reinforcing bars 14 disposed inside the basement so as to have a gap between the hollow walls and G1, and a gap of G2 in the main wall direction. For example, G1 is 8 cm and G2 is 2-3 cm.

For this eccentric arrangement, the spacer is used to fix the position of the reinforcing bar 14 in the casing 16. The first spacing member 310 is formed longer to fix the spacing in the outward direction, is supported on the inner surface of the casing 16, and at the same time to support the reinforcing bar 14 to the reinforcing bar (14), The second spacing member 320 is relatively short and is supported to fix the spacing in the inward direction.

Referring to FIG. 4, in the pile 10, an inner snow member 230 may be provided, and a position thereof may be fixed by the spacer 300. The spacing member 300 may be connected to one side of the vertical rebar 12 or the horizontal rebar 14 and the other side of the spacing member 230 may be fixed in advance to the installation position.

The inner snow member 230 may be installed in the curved wall direction and the hollow wall direction of the outer side of the base, respectively, in a curved shape, or may be installed in a cylindrical shape around the entire circumference. In addition, the snow member 230 is in principle not to be removed. The snow member 230 may use various kinds of plates, such as iron plate, rebar mesh, lath mesh, and synthetic resin panel.

5 and 6, the inner snow member 230 is installed at both sides, and fixed to the rebar 14 through the spacer member 330. Since the coating according to the hardening of the concrete of the pile 10 may be broken or there may be shape deformation, there is a problem in strength or reliability of the role. Accordingly, the pile 10 is not normally used as the main wall, and only the role of the temporary wall is expected, not the supporting role of the empty wall G.

In the present invention, by the inner wall member 230 is also provided on the side wall (G), it is possible to serve as the main wall, the support force to prevent the fall of the empty wall (G), and serves to enable the shape maintenance. That is, even if the casing is removed before the cement mixture is completely cured, as the inner tongue member 230 supports and covers the empty wall side, it is prevented from collapsing.

On the other hand, it is preferable that the casing 16 is generally provided, but in the case where the ground is hard, after the ground is dug with an auger drill, the reinforcing bars and the inner member 230 and / or the spacing member 300 without the casing 16 are disposed. Can also be configured only.

7 to 9 are views showing the clogging pile of another embodiment of the present invention. Referring to FIG. 7, as shown in (a), only the inner snow member 230 may be disposed in front and rear without a separate gap member. Also, as shown in (b), only the spacer 330 may be connected to protrude toward the front or the rear without the snow member. At this time, one side of the spacer 330 may be connected to the reinforcing bars 12 and 14, and the other end may be disposed to face the front or the rear.

Referring to FIG. 8, the snow member 230 may be formed in a cylindrical shape to cover all of the front and rear sides. Referring to FIG. 9, the empty wall side snow member 230 (left side of the drawing) may be provided at a position exposed or proximate to the surface of the pile 10. At the same time as the dosing can be pushed out and exposed. Due to the empty wall side snow member 230, there is an advantage that can prevent the collapse of the empty wall side of the pile 10 or deformation and maintain a solid surface.

When the snow-retaining member 230 (right side in the drawing) of the burrowed basement layer is removed after curing of the pile 10, it has a cross-sectional shape of the pile 10 as shown in (b). The empty wall side snow member 230 is not removable, but the underground snow side member 230 can be removed.

Fig. 10 is a diagram showing a cross section of the clogging pile and the main wall structure of the present invention, and Fig. 11 is a diagram showing the appearance of the clogging pile of the present invention. Referring to FIG. 10, the coupling reinforcement 100 is disposed in the pile 10, and one side of the coupling reinforcement 100 is exposed in the direction of the main wall 20. This is shown in three dimensions, as shown in FIG. A portion of the pile 10 is formed with an open portion, the end of the coupling reinforcing bar 100 is exposed, by utilizing this portion, it becomes possible to integrate work to form the strip and the main wall.

12 to 19 is a view showing a variety of soil pile files of the present invention. Referring to FIG. 12, the coupling rebar 100 includes an extension part 120 and a coupling part 130, and the coupling part 130 is an initial state bent downward with respect to the extension part 120. By connecting the two extension parts 120 to the support part 110, it may be configured integrally.

Coupling portion 130 is placed inside the inner member 210, the pile 10 is cement-like cement mixture is poured, the inner member 210 is a styrofoam, box, cap, vinyl, etc. To cover the outer side of the coupling portion 130, the outer side of the pile 10, or is located in close proximity.

After the concrete is poured, by removing the internal snow member 210 exposed to the outside as shown in (c), the opening portion 212 is formed in the space, the operator is coupled to the opening portion 212 (130) ) Can be bent to be exposed to the front, or it can be used as it is. The exposed coupling part 130 is used integrally inside the main wall when the main wall is formed.

Referring to FIG. 13, although the snow member 220 is not exposed to the outer surface of the pile 10, the snow member 220 may be disposed adjacent to the outer surface and may surround the coupling part 130 and occupy a volume. In this case, in order to remove the internal snow member 220, a part of the outer surface of the pile 10 is damaged and removed, the internal snow member 220 is exposed and pulled out, and then the coupling part 130 is deformed.

Referring to FIG. 14, the snow member 230 may be disposed in a shape having a planar shape or a predetermined volume inside the coupling part 130. In this case, as described above, after partially damaging the outer surface of the pile 10, the inner tongue member 230 is removed, and the coupling portion 130 is deformed.

Referring to FIG. 15, the coupling bar 100 and the snow member 230 may be equally applicable to the pile 10 using the steel frame 18, and the operation thereof is also the same. Unexplained reference is the opening 232. Steel frame includes a variety of H beams, channels, sheet piles and the like.

Referring to FIG. 16, the snow member 250 may be disposed inward of the coupling part 130 of the coupling reinforcement 100 (a), or may be disposed in a position to surround or accommodate the coupling part 130 (b), It may be disposed (c) outside the coupling portion 130. In addition, the snow member 260 may be configured in the form of a cap surrounding the coupling portion 130. The snow member 260 may use various materials and shapes, such as vinyl, paper, a cap, and styrofoam.

Referring to FIG. 17, the inner snow member 240 is formed long and vertically, and the opening portion 242 is formed over the plurality of coupling bars 100, and with the removal of the snow snow member 240, a plurality of couplings are formed. It is possible to allow the rebar 100 to be exposed at the same time. The inner snow member 240 may be left as it is for strength reinforcement without being removed in some cases.

18 and 19, a third spacing member 330 may be provided to maintain the spacing between the rebar 14 and the snow member 230. In addition, inside the casing 16, in order to fix the position of the reinforcing bar 12, the first spacing member 310 and the second spacing member 320 are supported and coupled, and the inner snow member 230 is supported. A third spacing member 330 may also be provided.

Referring to FIG. 20, instead of having a separate spacing member, the inner snow member 230 may be replaced with a spacing portion 234 protruding inward. The type or shape of the spacer 234 can be variously changed, and it is preferable to make a ring at the end or to be connected to the reinforcing bar 14. In addition, it may be formed to be longer, so as to be in contact with each other and the other snow-bearing member 230 on the opposite side, or may be mutually coupled with the spacing portion 234 of the opposite snow-covering member 230.

Referring to FIG. 21, the pile structure of the present invention is not limited to a cylindrical pile dug out by an auger drill, but may be applied to a pillar dug in a rectangular shape such as a hang glove. Similarly, the spacer member 330 supported by the reinforcing bars 12 and 14 positioned therein and the snow member 230 provided toward the rear surface of the pit may be disposed in the same manner.

Referring to FIG. 22, the spacer portion or the spacer member 236 may support between the other snow elements 230 facing each other even though the spacer portion 236 is not necessarily coupled to, connected to, or supported by the rebar 14. The arrangement is preferably to pass through the center of the pile as shown in (a), but may be arranged in parallel or other forms as shown in (b). In addition, the spacing member 236 may be connected to two or more, and the spacing portion formed integrally with the snowing member 230 supports the other snowing member 230 as described above, or the spacing portion provided in the other snowing member 230. It can also be coupled with.

According to the configuration of the present invention as described above, the main wall is organically interconnected and supported by the retaining wall and the main wall by the coupling member and the like of various embodiments, there is an effect that can obtain a higher rigidity and support force. Further, according to the integration, sufficient strength and support force as a whole are ensured, and the overall thickness is reduced. In addition, the inner snow member is provided on the inner side, thereby increasing the strength of the self, it is effective to enable the role of supporting the hollow wall.

10: file 12: (horizontal) rebar
14: (vertical) rebar 16: casing
18: steel frame 20: main wall
22: second rebar 24: the first rebar
100: coupling bar 110: support
120: extension portion 130: coupling portion
210: internal member 212: opening
220: internal snow member 230: internal snow member
232: opening 240: internal member
242: opening 310: first spacing member
320: second spacing member 330: third spacing member

Claims (19)

In the pile structure provided at the time of construction of the wall of the earth wall,
Reinforcing bars 12 and 14 embedded in the pile 10; And
In the pile (10) in the state spaced apart from the reinforcing bars (12, 14) a predetermined distance, toward the surface side of the pile (10), the snow-resistant member (230) provided in any one direction or in all directions; Including,
Between the reinforcing bars 12 and 14 and the snow member 230,
Spacer member 330 is provided, the inner member 230 is supported by the spacer 330,
The spacer 330 is provided with two or more in different lengths,
Soil pile structure, characterized in that for fixing the inner member 230 so that the separation interval for each position.
In the pile structure provided at the time of construction of the wall of the earth wall,
Reinforcing bars 12 and 14 embedded in the pile 10; And
In the pile (10) in the state spaced apart from the reinforcing bars (12, 14) a predetermined distance, toward the surface side of the pile (10), the snow-resistant member (210, 220, provided in any one direction or in all directions) 230, 240, 250, 260);
In the file 10,
Soil pile structure, characterized in that it further comprises a coupling reinforcement 100 having a coupling portion 130 that can be bent in the direction of the inner member 210, 220, 230, 240, 250, 260.
3. The method according to claim 1 or 2,
Covering the outer surface of the pile (10), the clod pile structure, characterized in that it further comprises a removable casing (16).
3. The method of claim 2,
Between the reinforcing bars 12 and 14 and the snow member 230,
Spacing member 330 is provided, the snow member 230 is the soil pile structure, characterized in that supported by the spacer member (330).
3. The method according to claim 1 or 2,
The inner space of the inner member 230 is provided with a protruding gap 234,
The spacer 234 may be supported by the reinforcing bars 12 and 14, or may be supported by another part of the snow removal member 230, or the snow removal member 230 that is different from the snow removal member 230. A crust pile structure, characterized by supporting.
The method of claim 3, wherein
Spacing members 310 and 320 are provided between the reinforcing bars 12 and 14 and the inner side of the casing 16.
Soil pile structure, characterized in that for fixing the reinforcing bars (12, 14) spaced apart from the inner side of the casing (16) by a predetermined interval.
5. The method of claim 4,
The spacer 330 is provided with two or more in different lengths,
Soil pile structure, characterized in that for fixing the inner member 230 so that the separation interval for each position.
The method according to claim 1,
In the file 10,
Soil pile structure, characterized in that it further comprises a coupling reinforcement 100 having a coupling portion 130 that can be bent in the direction of the snow-bearing member (230).
The method according to claim 2 or 8,
The coupling reinforcement 100 is:
Extension part 120 arranged in the horizontal direction and
Is formed at the end of the extension portion 120, the soil pile structure characterized in that it comprises a coupling portion 130 is provided in a state that is bent in the vertical direction.
The method according to claim 2 or 8,
The coupling reinforcement 100 is:
Support 110;
An extension part 120 disposed at both ends of the support part 110 and extending in one direction;
It is formed at the end of the extension portion 120, the soil pile structure characterized in that it comprises a coupling portion 130 provided in a state that is bent in the vertical direction
3. The method of claim 2,
The snow member 210 is:
It is configured to be located outside the coupling portion 130,
The snow member 220, 250, 260 is:
Soil pile structure, characterized in that configured to surround some or all of the coupling portion (130).
In the method of constructing an earthen wall,
(1) digging the floor vertically and then installing reinforcing bars 12 and 14 or steel frame;
(2) arranging the snow member disposed adjacent to the surface side; And
(3) injecting a cement mixture into a space formed by digging the bottom vertically;
Further provided with a coupling reinforcing bar 100 having a bent coupling portion 130,
The snow tongue member, the snow tongue member (210, 220) surrounding the coupling portion 130 of the coupling reinforcement 100, the inner tongue member 230 provided inside the coupling portion 130 and the outer side of the coupling portion Soil pile structure forming method, characterized in that consisting of any one of the provided snow-resistant member (250).
delete In the method of constructing an earthen wall,
(1) digging the floor vertically and then installing reinforcing bars 12 and 14 or steel frame;
(2) arranging the snow member 210, 220, 230, 240, 250, 260 disposed adjacent to the surface side; And
(3) injecting a cement mixture into a space formed by digging the bottom vertically;
Further provided with a coupling reinforcing bar 100 having a bent coupling portion 130,
Removing the snow member (210, 220, 230, 240, 250, 260); And
After the removal of the internal snow member (210, 220, 230, 240, 250, 260), the step of exposing the coupling portion 130 of the coupling reinforcement 100 in the direction in which the main wall 20 will be formed; A soil barrier pile structure forming method comprising:
15. The method according to claim 12 or 14,
In the step (1), after digging the bottom and install the casing (16),
After the step (3), removing the casing (16) to remove the soil pile structure, characterized in that it comprises a structure comprising a.
13. The method of claim 12,
The spacer member 330 is installed between the reinforcing bars 12 and 14 or the steel frame and the snow member 230 in step (2), or the spacer member 236 is disposed between the snow member member 230. A clod pile structure forming method, characterized in that further comprising the step of installing. delete delete delete

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