KR102268140B1 - Connector for file and construction method for file using that - Google Patents

Abstract

A pile connection device according to an embodiment of the present invention implements a connection between a first pile and a second pile, comprising: an integration module for implementing integration with the first pile through concrete forming the first pile; and a connection module connected to the second pile through a fastening member to implement a connection between the first pile and the second pile, wherein the integration module and the connection module may be alternately formed in a circumferential direction.

Description

File connection device and file construction method using the same {CONNECTOR FOR FILE AND CONSTRUCTION METHOD FOR FILE USING THAT}

The present invention relates to a pile connection device and a pile construction method using the same, and more particularly, to a pile connection device for realizing a connection between a first file and a second file, and a pile construction method using the same.

In general, in the case of civil works or building works on the ground, concrete piles are driven to reinforce the ground and the foundation work is constructed on it.

Such concrete piles are widely used mainly for foundation construction of buildings because they are relatively inexpensive to manufacture and have high resistance to vertical loads.

In addition, concrete piles have different depths depending on the ground conditions, and if the construction length of the piles is long, two or more piles may be driven consecutively.

That is, the joint of the conventional concrete pile adopts a method of installing a steel seat plate at the end of the concrete pile and connecting it by welding.

Such a joint method by welding is made by attaching a steel seat plate to the end of a concrete pile in advance, and depending on the presence and location of the seat plate, there are many types of piles such as upper, middle and lower connecting concrete piles and general concrete piles. should be manufactured and loaded.

For the upper connecting concrete pile, a seat plate must be installed at the bottom, for the middle connecting concrete pile, a seat plate must be installed at the top and bottom, for the lower connecting concrete pile, the seat plate must be connected to the upper part, and for a general concrete pile without joints, a seat plate must be installed. there is no

However, these many types of concrete piles need to secure a separate storage space at the pile manufacturing plant and site, and there is a problem in that the cost increases due to unnecessary inventory of the seat plate.

In addition, since the joint method by welding requires welding at the construction site, it takes a lot of time for the joint and the environment around the construction site is poor, so a perfect joint cannot be expected.

On the other hand, Korean Patent Registration No. 10-1460562 (registered on November 5, 2014) discloses a connection structure and a connection construction method of a high-strength hollow concrete pile.

However, as the joint is formed as an empty space, there is a disadvantage in that the flexural rigidity is small.

An object of the present invention is to solve the above problems, and to provide a pile connection device that is easy to construct and has structurally reliable load transfer, and a pile construction method using the same.

The problem to be solved by the present invention is not limited to the above-mentioned problems, and the problems not mentioned will be clearly understood by those of ordinary skill in the art to which the present invention belongs from the present specification and the accompanying drawings. .

A pile connection device according to an embodiment of the present invention is to implement a connection between the first pile and the second pile, the concrete forming the first pile and the integrated module integrated with the first pile; and a connection module connected to the second file through a fastening member to implement a connection between the first file and the second file, wherein the integrated module and the connection module may be alternately formed in a circumferential direction .

According to the pile connection device according to an embodiment of the present invention, construction is easy, and structurally, there is an advantage of transmitting a load.

The effects of the present invention are not limited to the above-mentioned effects, and the effects not mentioned will be clearly understood by those of ordinary skill in the art to which the present invention belongs from the present specification and the accompanying drawings.

1 is a schematic perspective view showing that the pile connection device according to an embodiment of the present invention is integrated with the first pile.
Figure 2 is a schematic perspective view of a file connection device according to an embodiment of the present invention.
Figure 3 is a schematic cross-sectional view of the connection module portion of the file connection device according to an embodiment of the present invention.
Figure 4 is a schematic cross-sectional view of the integrated module portion of the pile connection device according to an embodiment of the present invention.
Figure 5 is a schematic cross-sectional view of the connection module portion of the file connection device is connected to the second pile according to an embodiment of the present invention.
Figure 6 is a schematic cross-sectional view of the integrated module portion of the pile connection device is connected to the second pile according to an embodiment of the present invention.
Figure 7 is a schematic cross-sectional view of the integrated module portion connected to the second pile pile connection device according to another embodiment of the present invention.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the drawings. However, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention may add, change, delete, etc. other components within the scope of the same spirit, through addition, change, deletion, etc. Other embodiments included within the scope of the invention may be easily proposed, but this will also be included within the scope of the invention.

A pile connection device according to an embodiment of the present invention as to implement a connection between the first file and the second file, the integration module for implementing the integration with the first file through the concrete forming the first file; and a connection module connected to the second file through a fastening member to implement a connection between the first file and the second file, wherein the integrated module and the connection module may be alternately formed in a circumferential direction .

In addition, the integrated module may form an integrated space filled with concrete forming the first pile, and the connection module may form an insertion space into which the fastening member is inserted.

In addition, the connection module is formed on the upper side of the insertion space and the insertion space in the height direction, and forms a connection space of the first pile, and the integrated module is a tension member disposed in the first pile in the height direction. It may form a fixing space, the integrated space, and the connection space to be fixed.

In addition, the integrated module and the connection module is in contact with the second file, the bottom portion forming a fastening hole to which the fastening member is fastened; an outer portion formed outside the bottom portion; an inner portion formed inside the bottom portion; a partition part partitioning the integrated space and the insertion space in the circumferential direction; and a head for partitioning the insertion space and the connection space so that the concrete of the first pile is not filled into the insertion space.

In addition, the bottom portion may be recessed upward in the height direction so that the tension material fixed on the fixing space does not come into contact with the second pile to form the fixing space.

A pile construction method according to another embodiment of the present invention is to implement a connection between the first pile and the second pile to construct the pile in the ground, the construction step of a drilling hole forming a drilling hole in the ground; a file connection step of linking the first file and the second file through the file connection device integrated into the first file; It may include; a pile construction step of constructing the first pile and the second pile on the drilling hole.

Elements having the same function within the scope of the same idea shown in the drawings of each embodiment will be described using the same reference numerals.

1 is a schematic perspective view showing that the pile connection device according to an embodiment of the present invention is integrated with the first pile.

2 is a schematic perspective view of a file connection device according to an embodiment of the present invention.

3 is a schematic cross-sectional view of a connection module portion of a pile connection device according to an embodiment of the present invention.

4 is a schematic cross-sectional view of an integrated module portion of a pile connection device according to an embodiment of the present invention.

Figure 5 is a schematic cross-sectional view of the connection module portion connected to the pile connection device to the second pile according to an embodiment of the present invention.

6 is a schematic cross-sectional view of an integrated module part connected to a second pile in a pile connection device according to an embodiment of the present invention.

7 is a schematic cross-sectional view of an integrated module part connected to a second pile in a pile connection device according to another embodiment of the present invention.

In the accompanying drawings, in order to more clearly express the technical spirit of the present invention, parts that are not related to the technical spirit of the present invention or that can be easily derived from those skilled in the art have been simplified or omitted.

1 to 6 , the file connection device 100 according to an embodiment of the present invention may be a device for connecting the first file P1 and the second file P2.

That is, the file connection device 100 connects the first file P1 and the second file P2 to implement load transfer between the first file P1 and the second file P2. can be

For example, the first file P1 and the second file P2 may be PHC files, and the first file P1 is relatively upper, and the second file P2 is relatively lower. It may be a deployed file.

For example, the file connection device 100 may be disposed between the first file P1 and the second file P2 to connect the first file P1 and the second file P2. .

Here, as an example, the pile connection device 100 is an integrated module (M1) and the first to implement integration with the first pile (P1) through curing of the concrete forming the first pile (P1). A connection module M2 connected to the second file P2 through a fastening member T to implement a connection between the file P1 and the second file P2 may be provided.

For example, the integration module M1 and the connection module M2 may be components constituting the file connection device 100 according to an embodiment of the present invention.

As an example, the integrated module (M1) may be a configuration that is integrally connected with the first file (P1) from a functional point of view to receive a load from the first file (P1).

For example, the integration module M1 may be integrally connected with the first file P1 while the first file P1 is manufactured.

To explain this in more detail, the first pile (P1) may be formed by pouring and curing concrete in a formwork, and at this time, the concrete forming the first pile (P1) onto the integrated module (M1) is Filled, the integrated module (M1) may be integrally connected with the first file (P1).

For example, the integrated module M1 may form an integrated space S3 filled with concrete forming the first pile P1.

Accordingly, concrete is filled onto the integrated space S3 and the integrated module M1 may be integrally connected with the first pile P1.

As a result, the operator does not need to connect the file connection device 100 to the first file P1 in the field.

On the other hand, as an example, the connection module (M2) is functionally connected by the second pile (P2) and the fastening member (T) to transmit the load to the second pile (P2) configuration can be have.

For example, the connection module M2 may form an insertion space S1 into which the fastening member T is inserted.

As an example, the fastening member T may be a bolt, an anchor, etc., but for convenience of description, it will be assumed and described as a bolt.

As an example, the second pile (P2) may be disposed on the end side of the corrugated steel pipe 210 is integrated.

Also, as an example, the second file P2 may include a fastening module 220 to which the fastening member T is screwed.

The fastening member T is inserted into the insertion space S1 and fastened on the fastening module 220 of the second file P2 to the connecting module M2 and the second file P2. can connect the liver.

Here, as an example, in the second pile P2, the fastening module 220 and the steel wire 260 for fixing the fastening module 220 are disposed, and the second pile P2 is formed in the formwork. It can be produced by filling

Accordingly, the fastening module 220 may be integrally connected with the second file P2.

Here, for example, the integrated module M1 and the connection module M2 may be alternately formed in the circumferential direction.

That is, a plurality of the integrated module M1 and the connection module M2 may be formed, and further, they may be repeatedly disposed in the circumferential direction.

Accordingly, the integrated space S3 filled with concrete in the circumferential direction and the insertion space S1 into which the fastening member T is to be inserted may be alternately formed.

Hereinafter, the integration module M1 and the connection module M2 will be described in more detail.

For example, the connection module (M2) is formed on the upper side of the insertion space (S1) and the insertion space (S1) in the height direction, the connection space (S2) filled with concrete forming the first pile (P1) can be formed

For example, the insertion space S1 and the connection space S2 may be mutually partitioned by a head 140 to be described below.

As a result, the connection space (S2) is filled with the concrete of the first pile (P1), but the insertion space (S1) is not filled with the concrete of the first pile (P1) to form a filling space do.

Here, as an example, the integrated module (M1) is a fixing space (S4), the integrated space (S3) and the connection space (S4) in which the tension member 160 disposed in the first pile (P1) in the height direction is fixed ( S2) can be formed.

For example, the integrated space S3 and the connection space S2 may communicate with each other.

That is, the integrated space S3 and the connection space S2 may be conceptually separated in the height direction.

Here, for example, the integrated module M1 and the connection module M2 are in contact with the second pile P2 and the bottom part 120 forms a fastening hole H1 to which the fastening member T is fastened. ), the outer part 110 formed on the outside of the bottom part 120, the partition part 130 and the insertion space S1 that partition the integrated space S3 and the insertion space S1 in the circumferential direction. As such, it may be defined by the head 140 dividing the insertion space S1 and the connection space S2 so that the concrete of the first pile P1 is not filled.

For example, the bottom part 120 may form the fastening hole H1 in a region where the connection module M2 is formed.

In addition, the bottom part 120 is recessed upward in the height direction so that the tension material 160 fixed on the fixing space S4 does not come into contact with the second pile P2 to form the fixing space S4. can be formed

For example, one end of the tension member 160 may be fixed to the upper end of the first pile P1 , and the other end may be disposed on the fixing space S4 to be fixed to the bottom portion 120 . .

As a result, the bottom portion 120 may be pressed in the direction toward the first pile (P1) by the tension member (160).

For example, the outer part 110 may be disposed on the outside of the bottom part 120 .

For example, the outer part 110 may be formed by being partially cut so that the fastening member T can enter the fastening hole H1 from the outside.

As an example, the outer part 110 has irregularities such as a wave pattern, so that the anchoring force of the first pile P1 with concrete can be improved.

For example, the partition part 130 may be a partition wall disposed on the outer part 110 and the bottom part 120 to partition the integrated space S3 and the insertion space S1 .

For example, the partition unit 130 may be disposed on the outer portion 110 and the bottom portion 120 to implement a function of securing rigidity.

For example, the head 140 may be disposed on the upper side of the partition 130 to prevent concrete from being filled into the insertion space S1. For example, the head 140 may include the outer part 110 between the upper end of the partition 130 and the bottom part 120 to increase torsional rigidity of the outer part 110 and the partition part 130 . and the concrete forming the first pile oP1 filled in the connection space S2 on the upper side of the head part 130, the concrete forming the outer part 110 may be disposed to be in contact with the inner surface of the partition part 130. ) and being surrounded by the compartment 130 , the rigidity may be increased.

Consequently, the insertion space S1 may be an internal space defined by the bottom part 120 , the outer part 110 , the partition part 130 and the head part 140 , and the outer part 110 . ) may be a space open to the outside by incision.

In addition, the integrated space (S3) may be a space defined by the bottom part 120, the outer part 110 and the partition part 130, the space in which the concrete of the first pile (P1) is poured. can be

As described above, the pile connection device 100 according to an embodiment of the present invention does not use welding when connecting the first pile P1 and the second pile P2, and the fastening member T ), it has the advantage of being able to connect easily.

The pile connection device 100 may be integrally formed with the first file P1 during the manufacturing process of the first file P1 to be fixedly formed on the first file P1 .

The worker may connect the first pile P1 with the second pile P2 using the fastening member T on the pile connection device 100 fixed on the file P1.

For example, the second pile P2 may be connected to the pile connection device 100 by a fastening module 220 to which the fastening member T may be fastened.

The operator can connect the first pile P1 and the second pile P2 by simply coupling between the fastening member T and the fastening module 220 with a screw without a separate welding operation.

As the tension member 160 is fixed on the lower side of the bottom part 120 , the fixing force with the first pile P1 is increased, and the first file is formed on the integrated space S3 and the connection space S2 . As the concrete of one pile P1 is filled, structural load transfer and durability may be improved.

Additionally, the fastening member T may be an anti-loosening bolt, and a washer W corresponding thereto may be disposed.

Hereinafter, a file connection device according to another embodiment of the present invention will be described.

7 is a schematic cross-sectional view of an integrated module part connected to a second pile in a pile connection device according to another embodiment of the present invention.

The technical idea that is the same as the file connection device 100 described above or that can be easily inferred from a person skilled in the art will be omitted or briefly described.

7 and 8 , the file connecting device according to another embodiment of the present invention may have a configuration in which the inner part 150 is additionally formed in the aforementioned file connecting device.

The inner portion 150 may implement a function of further securing rigidity by interconnecting a plurality of partition portions 130 disposed to be spaced apart from each other. That is, the inner part 150 can secure the rigidity of the partition part 130 by interconnecting a plurality of partition parts 130 spaced apart from each other, and at the same time, the first part filled in the integrated space S3. It is possible to increase the rigidity by enclosing the concrete forming the pile P1.

In addition, the file connection device may further include a buffer pad 300 disposed between the first file (P1) and the second file (P2).

The buffer pad 300 buffers the external force when the first file (P1) and the second file (P2) are connected, so that cracks are generated in the first file (P1) and the second file (P2) It has a preventable effect.

On the other hand, the pile construction method according to another embodiment of the present invention may be a construction method of constructing a pile into a drilling hole using the pile connection device 10 .

As an example, the pile construction method is a drilling hole construction step of forming a drilling hole in the ground, the first pile (P1) and the second through the pile connection device (10) integrated with the first pile (P1) It may include a pile connection step of connecting the pile (P2) and a pile construction step of constructing the first pile (P1) and the second pile (P2) on the drilling hole.

In the above, the configuration and features of the present invention have been described based on the embodiments according to the present invention, but the present invention is not limited thereto, and it is understood that various changes or modifications can be made within the spirit and scope of the present invention. It is intended that such changes or modifications will be apparent to those skilled in the art, and therefore fall within the scope of the appended claims.

110: outer part
120: bottom
130: compartment
140: head

Claims (6)

A file connection device for implementing a connection between a first file and a second file, comprising:
an integration module for implementing integration with the first pile through the concrete forming the first pile; and
a connection module connected to the second file through a fastening member to implement a connection between the first file and the second file; and
The integration module and the connection module,
are formed alternately in the circumferential direction,
The integrated module is
Forming an integrated space filled with concrete forming the first pile,
The connection module is
Forming an insertion space into which the fastening member is inserted,
The connection module is
in the direction of height,
the insertion space and
Forming a connection space formed above the insertion space and filled with concrete forming the first pile,
The integrated module is
in the direction of the height,
Forming a fixing space and the integrated space in which the tension member disposed in the first pile is fixed,
The file connection device is
a bottom portion in contact with the second pile and forming a fastening hole to which the fastening member is fastened;
an outer portion formed outside the bottom portion;
a plurality of partitions partitioning the integrated space and the insertion space in the circumferential direction; and
and a head for partitioning the insertion space and the connection space so that the concrete of the first pile is not filled into the insertion space, and separates the integrated module from the connection module,
the bottom part,
The tension material to be fixed on the fixing space is recessed upward in the height direction so as not to contact the second pile to form the fixing space,
the head,
It is arranged to contact the inner surface of the outer part and the partition between the upper end and the bottom of the partition to increase torsional rigidity of the outer part and the partition,
Concrete forming the first pile filled on the connection space above the head part,
Surrounded by the outer portion and the compartment to increase rigidity,
The file connection device is
Increasing the rigidity of the concrete forming the first pile filled in the integrated space by further providing an inner part connecting a plurality of spaced apart partitions,
The inner part,
To increase the rigidity of the compartment by connecting a plurality of the compartments spaced apart,
file association device.
delete delete delete delete In the pile construction method of constructing the pile on the ground by implementing the connection between the first pile and the second pile,
A drilling hole construction step of forming a drilling hole in the ground;
A file connection step of connecting the first file and the second file through the file connection device of claim 1 integrated into the first file;
A pile construction step of constructing the first pile and the second pile on the drilling hole; including,
How to build a file.

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