KR20160055547A - Pile cap structure body - Google Patents

Abstract

The present invention relates to a pile cap structure body, and especially, to a pile cap body to combine a hollow pile and a pile cap more easily. The pile cap structure of the present invention includes: the hollow pile; the pile cap wherein a body part inserted and arranged at an upper part of the pile is formed at a lower part thereof; and a fastening member to interconnect the pile and the body part. A first through-hole is formed on a first member arranged at the inner side among the pile and the body part, and a second through-hole is formed at a position corresponding to the first through-hole on a second member arranged at the outer side among the same. The fastening member interconnects the pile and the body part, since the other end part arranged at the inner side is extended by external force applied to one end part arranged at the outer side, while being inserted by penetrating the first through-hole and the second through-hole.

Description

File cap structure {PILE CAP STRUCTURE BODY}

The present invention relates to a file cap structure, and more particularly to a file cap structure in which a hollow file and a file cap are more easily coupled.

Generally, in order to construct an architectural structure, a ground reinforcement work is carried out as a foundation work for grounding the construction structure. In order to reinforce the ground, a plurality of files are put in the soft ground and the foundations are laid.

The file to be applied at the time of such a ground reinforcement is formed by forming a hole perpendicular to the ground through the earth auger, etc., and then putting the file in the hole and putting it through a device such as a hanger.

At this time, the plurality of files are located at different heights according to the degree of the strength of the ground, and after the installation of the files, the head is uniformly arranged to have the same height through a file cutter or the like.

When the tofu is cleaned, the foundation concrete is laid. Before the foundation concrete is poured, the pile cap is joined so that the concrete can not flow into the hollow pile.

The conventional file cap is disposed such that a lower portion thereof is inserted into the inside of the file cap or surrounds the outside of the file cap.

Because the pile cap is simply placed on top of the pile, there is a case where the concrete is poured or separated.

In addition, in order to fix the file cap to the upper portion of the file, it is necessary to perform welding or the like, so that the operation is difficult and the operation time is long.

Korean Patent Publication No. 10-2012-0132660

SUMMARY OF THE INVENTION It is an object of the present invention to provide a file cap structure in which an operator can easily fix a file cap and a file cap externally in a state where the file cap is disposed on the top of the file .

According to an aspect of the present invention, there is provided a file cap structure comprising: a file having a hollow shape; A file cap formed at a lower portion of a body portion inserted and disposed at an upper portion of the file; And a fastening member which couples the file and the body part, wherein a first through hole is formed in the first member disposed inside the file and the body part, and a second through hole is formed in the second member disposed on the outside, And a second through hole is formed at a position corresponding to the through hole, wherein the fastening member is inserted through the first through hole and the second through hole, and the other end disposed on the inside by the external force acting on one end disposed outside, So that the file and the body are coupled to each other.

Wherein the first member disposed on the inner side is the body portion and the second member disposed on the outer side is the file and the first through hole is formed in the body portion as the first member, Is formed in the file as the second member, and the outer circumferential surface of the body portion and the inner circumferential surface of the file face each other.

Wherein the first member disposed on the inner side is the file and the second member disposed on the outer side is a body portion and the first through hole is formed in the pile as the first member, The outer circumferential surface of the pile and the inner circumferential surface of the body portion are opposed to each other.

The coupling member includes a first coupling member having one end passing through the first through hole and the other end being disposed in the direction of the inner circumferential surface of the first member; A second engaging member which is disposed in the outer peripheral surface direction of the second member and to which one end of the first engaging member penetrating the first through hole is engaged; And an expansion member which is disposed between the other end of the first engagement member and the first member and which is deployed in the vertical direction of the first through hole by an external force acting on the second engagement member, Diameter and the maximum diameter of the second engaging member disposed on the outer peripheral surface of the second member are formed to be larger than the diameters of the first through hole and the second through hole, And is joined by the extension member expanded in the vertical direction of the hole and the second engagement member.

Wherein a diameter of the other end of the first engaging member and a diameter of the extending member before deployment are larger than a diameter of the other end of the expanding member, And the diameter of the second through-hole.

The first engaging member coupled to the second engaging member is moved toward the second engaging member by an external force to expand the expanding member in the vertical direction of the first through hole.

Wherein a first screw thread is formed on an outer circumferential surface of the first engaging member and a second screw thread is formed on an inner circumferential surface of the engaging hole, A second screw thread that engages with the first screw thread is formed and the first engaging member is moved toward the second engaging member by the rotation of the first engaging member.

The first engaging member is provided with a fastening hole at one end thereof for engaging with a rotating tool inserted through the engaging hole. The rotation of the rotary tool coupled to the fastening hole causes the first engaging member to engage with the second engaging member, Direction.

The outer circumferential surface of the extending member is convexly bent outward.

Wherein the second engagement member has one end larger than the second through hole and the other end passing through the first through hole and the second through hole, the extension member having one end abutting against the other end of the second engagement member, The other end of the first engaging member is engaged with the other end of the first engaging member so that the first engaging member moves toward the second engaging member and the gap between the other end of the first engaging member and the other end of the second engaging member becomes narrow The extending member is deployed in the vertical direction of the first through hole between the other end of the first engaging member and the other face of the first member.

A plurality of slits are elongated in one end and the other direction in the extending member.

A hollow rotary member through which one end of the first engagement member passes is disposed between the other end of the first engagement member and the other end of the extension member, and the other end of the extension member is engaged with the rotary member.

And a bolt head is formed at one end of the second engagement member to abut one surface of the second member.

Alternatively, the second engagement member may include: a hollow bolt member passing through the first through hole and the second through hole and having a third screw thread formed on an outer circumferential surface thereof; A fourth screw thread is formed on an inner circumferential surface of the nut to be coupled to the third screw thread, and the nut member is in contact with one surface of the second member.

In addition, a communicating hole communicating with the inside of the body part is formed on the upper part of the pile cap, and the concrete introduced into the pile cap or inside the pile is prevented from falling down to the lower part of the pile The support portion is disposed.

According to the file cap structure of the present invention as described above, the following effects can be obtained.

The operator can easily couple the file cap and the file by using the fastening member outside the file cap and the file of the present invention.

More specifically, after the first through hole and the second through hole are formed and the first engaging member is inserted therein, the first engaging member is rotated while the second engaging member is fixed The pile cap and the cap member can be easily fixedly coupled by the second engagement member and the extension member.

1 is a perspective view of a pile cap structure according to a first embodiment of the present invention, Fig.
FIG. 2 is a cross-sectional structural view of a pile cap structure according to a first embodiment of the present invention,
3 is a perspective view of the fastening member according to the first embodiment of the present invention,
4 is an exploded perspective view of the fastening member according to the first embodiment of the present invention,
FIG. 5 is an exploded perspective view of the fastening member according to the first embodiment of the present invention,
FIG. 6 is a sectional view taken along the line A-A 'in FIG. 3,
7 is a sectional view of the fastening member according to the first embodiment of the present invention in a state in which the fastening member is disposed in front of the body portion of the file and the file cap;
FIG. 8 is a cross-sectional view of the fastening member in FIG. 7,
FIG. 9 is a cross-sectional view of the first engagement member in FIG. 8 in a state where the rotation member is engaged with the rotation member,
10 is a cross-sectional view of the state in which the expansion member is deployed by moving the first engagement member in FIG. 9;
11 is a perspective view of a fastening member according to a second embodiment of the present invention,
12 is a cross-sectional view of a state where a file and a file cap are coupled using a fastening member according to a second embodiment of the present invention,
13 is a cross-sectional structural view of a pile cap structure according to a third embodiment of the present invention,
FIG. 14 is a cross-sectional structural view of a pile cap structure according to a fourth embodiment of the present invention,
15 is a cross-sectional structural view of another pile cap structure according to a fourth embodiment of the present invention.

First Embodiment

FIG. 1 is a perspective view of a file cap structure according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of a file cap structure according to an embodiment of the present invention, FIG. 3 is a perspective view of a fastening member according to an embodiment of the present invention, FIG. 4 is an exploded perspective view of a fastening member according to an embodiment of the present invention, FIG. And FIG. 6 is a sectional view taken along the line A-A 'in FIG.

The file cap structure of the present invention comprises a file 300, a file cap 200, and a fastening member 100, as shown in FIGS.

The file 300 is hollow.

The file cap 200 is disposed on the upper portion of the file 300 and includes a body 210 and a support plate 220.

The body portion 210 is formed at a lower portion of the pile cap 200 and inserted into the pile 300.

The support plate 220 extends horizontally on the upper portion of the body 210.

The support plate 220 is formed to have a width larger than the head width of the pile 300.

This is to increase the contact area with the concrete structure when the concrete is poured.

Further, the support plate 220 has a plurality of reinforcing bars spaced apart from each other for connection with the concrete structure on the upper surface

The fastening member 100 couples the pile 300 and the body 210 together.

The file 300 and the file cap 200 are fixedly coupled to each other by the fastening member 100.

A first through hole 211 is formed in the first member disposed inside the pile 300 and the body 210 and a second through hole 211 is formed in the second member disposed on the outside, The second through hole 311 is formed.

In this embodiment, the first member disposed on the inner side is the body portion 210, and the second member disposed on the outer side is the pile 300.

That is, the body portion 210 is inserted into the pile 300.

Therefore, the first through hole 211 is formed in the body part 210 as the first member, the second through hole 311 is formed in the pile 300 as the second member, The outer circumferential surface of the body portion 210 and the inner circumferential surface of the pile 300 face each other.

The fastening member 100 is inserted through the first through hole 211 and the second through hole 311, and the other end disposed inside by the external force acting on one end disposed on the outside, Thereby coupling the file 300 and the body 210 together.

3 to 6, the fastening member 100 includes a first engaging member 110, a second engaging member 120, a rotating member 130, an extending member 140, And the like.

The first engaging member 110 is formed in a substantially bolt-like shape, and a first screw thread 112 is formed on an outer circumferential surface at one end.

One end of the first engagement member 110 is disposed through the first through hole 211 and the other end is disposed in the direction of the inner circumferential surface of the body 210.

A bolt head 123 is formed at one end of the second coupling member 120. A coupling hole 121 through which one end of the first coupling member 110 is inserted is formed at one end And the other one direction.

The second coupling member 120 is disposed in the direction of the outer circumference of the pile cap 200 and one end of the first coupling member 110 passing through the first through holes 211 and 262 is coupled .

A second thread 122 is formed on the inner circumferential surface of the coupling hole 121 to engage with the first thread 112.

Therefore, when the first engaging member 110 is rotated while the second engaging member 120 is fixed, the first engaging member 110 is rotated by the rotation of the first engaging member 110, And moves in the direction of the second engagement member 120.

One end of the first engagement member 110 passing through the engagement hole 121 is formed with a fastener 113 to which the rotary tool 170 inserted through the engagement hole 121 is coupled, The first engaging member 110 is rotated and moved toward the second engaging member 120 by the rotation of the rotary tool 170 coupled to the fastener 113.

At this time, it is preferable that the rotary tool 170 is a hexagonal wrench, and the fastener 113 is a hexagonal wrench groove into which the hexagonal wrench is inserted.

The rotary member 130 is formed in a hollow shape, and one end of the first engagement member 110 passes through.

At this time, the hole formed in the rotary member 130 is formed to be larger than the diameter of one end of the first engagement member 110 so that the rotary member 130 can be freely rotated on the outer peripheral surface of the first engagement member 110 .

The extension member 140 is formed in a hollow shape and is disposed between the other end of the second engagement member 120 and one end of the rotation member 130.

The extension member 140 is disposed between the other end of the second engagement member 120 and the other end of the first engagement member 110 when the rotation member 130 is not present.

The rotation member 130 through which one end of the first engaging member 110 passes is disposed between the other end of the first engaging member 110 and the other end of the extending member 140 in this embodiment.

Therefore, the extension member 140 is engaged with one end of the second engagement member 120 at one end thereof and the other end thereof is engaged with the rotation member 130.

As shown in the drawing, the extension member 140 may be formed to be flat from one end to the other end, but it is preferable that the extension member 140 is formed so as to extend outwardly by an external force applied at one end and the other end, 140 are bent slightly outward in the outward direction.

One end of the first engagement member 110 is coupled to the second engagement member 120 through the inside of the rotation member 130 and the extension member 140.

The extension member 140 is distorted by an external force applied at one end and the other end, and is expanded in a direction perpendicular to one end and the other end.

For this, a plurality of slits 141 are elongated in one end and the other end direction in the extension member 140 so that the extension member 140 is more easily deformed in the vertical direction of one end and the other end by external force .

Hereinafter, a process of combining the file 300 and the file cap 200 using the present invention will be described.

7 is a sectional view of the fastening member 100 according to the first embodiment of the present invention in a state that the fastening member 100 is disposed in front of the pile 300 and the body portion 210 of the pile cap 200. Fig. 9 is a sectional view of the fastening member 100 in a state in which the fastening member 100 is passed through the pile 300 and the body portion 210 of the pile cap 200. Fig. 10 is a cross-sectional view of the state in which the extension member is deployed by moving the first engagement member 110 in Fig.

A first through hole 211 and a second through hole 311 are formed in the body portion 210 and the pile cap 200, respectively.

7, the first through hole 211 of the body 210 and the second through hole 311 of the pile cap 200 are disposed so as to communicate with each other, and the first coupling member 110 And the second engagement member 120 are assembled is disposed on one side of the pile cap 200, that is, on the outer surface side.

The diameter of the other end of the first engaging member 110 and the diameter of the extending member 140 before deployment may be smaller than the diameters of the first through hole 211 and the second through hole 311 do.

Therefore, as shown in FIG. 8, the fastening member 100 can be arranged to pass through the first through hole 211 and the second through hole 311. [

Since the bolt head 123 formed at one end of the second engaging member 120 is larger than the second through hole 311, the second engaging member 120 having the bolt head 123 formed thereon And one end is disposed in the outer side direction of the pile cap 200.

The other end of the second engaging member 120 is disposed to pass through the first through hole 211 and the second through hole 311.

One end of the first engagement member 110 is disposed through the first through hole 211 and the other end is disposed in the inner side direction of the body 210.

One end of the first coupling member 110 passing through the first through hole 211 is inserted into the second coupling member 120 before the first through hole 211 is inserted, Lt; / RTI >

The extension member 140 is disposed between the rotary member 130 and the body 210 in a state of passing through the first through hole 211.

In this state, the bolt head 123 or the like is used to fix the second engaging member 120 so as not to be rotated.

9, the rotary tool 170 is inserted into the coupling hole 121 to be coupled to the coupling hole 113, and the rotary tool 170 is rotated.

As the rotary tool 170 is rotated by an external force for rotating the rotary tool 170, the first engagement member 110 is rotated by the engagement of the first thread 112 and the second thread 122, And moves in the direction of the second engagement member 120.

As the first engaging member 110 moves in the direction of the second engaging member 120, the gap between the other end of the first engaging member 110 and the other end of the second engaging member 120 becomes narrower The extension member 140 is deployed in a direction perpendicular to the first through hole 211 between the other end of the first engagement member 110 and the other surface of the body 210.

At this time, the outer circumferential surface of the extension member 140 is bent slightly outward so that the outer circumferential surface of the extension member 140 can be more easily bent and developed in the vertical direction of the first through hole 211 have.

One end of the extension member 140 is hooked on the second engagement member 120 and the other end is hooked on the rotation member 130. The first engagement member 110 is engaged with the second engagement member 120, The extension member 140 can not be moved even though it moves in the direction of the arrow 120,

The diameter of the extension member 140 expanded in the vertical direction of the first through hole 211 due to external force gradually increases.

10, the expanded diameter of the extension member 140 and the diameter of the bolt head 123 are larger than the diameters of the first through hole 211 and the second through hole 311, The body portion 210 and the pile 300 are coupled to each other by the bolt head 123 and the extension member 140 deployed in the vertical direction of the first through hole 211.

The coupling member 100 can easily couple the file 300 and the file cap 200 to the outside of the file 300 and the file cap 200 by the operator.

More specifically, the first through hole 211 and the second through hole 311 are formed in the body portion 210 and the file 300 of the pile cap 200 as described above, The first engaging member 110 is rotated while the second engaging member 120 is fixed so that the bolt head 123 of the second engaging member 120 The file cap 200 and the file 300 can be easily fixedly coupled to each other by the extension member 140 and the extension member 140.

Second Embodiment

FIG. 11 is a perspective view of a fastening member 100 according to a second embodiment of the present invention. FIG. 12 is a perspective view of a fastening member 100 according to a second embodiment of the present invention, ) Are combined with each other.

11 and 12, the second embodiment differs from the first embodiment in that the fastening members 100 are different from each other, and in particular, among the components of the fastening member 100, 120), which will be mainly described.

The second engagement member 120 in the second embodiment includes a hollow bolt member 125 and a nut member 126.

The hollow bolt member 125 penetrates through the first through hole 211 and the second through hole 311 and has a third thread on the outer circumferential surface thereof.

The nut member 126 has an inner circumferential surface formed with a fourth screw thread to be engaged with the third screw thread, and abuts on one surface of the pile 300, that is, the outer circumferential surface.

Since the second engaging member 120 is separated into the hollow bolt member 125 and the nut member 126 as described above, the nut member 126 is rotated to rotate the body portion 210 of the pile cap 200 And the file 300 can be more strongly fixedly coupled.

In the second embodiment, when the first engaging member 110 is to be rotated, the hollow bolt member 125 is held and fixed.

Other details are the same as those of the first embodiment, and a detailed description thereof will be omitted.

Third Embodiment

13 is a cross-sectional structural view of a pile cap 200 structure according to a third embodiment of the present invention.

As shown in FIG. 13, the third embodiment differs from the first embodiment in the inserting direction of the body part 210 and the file 300.

In the third embodiment, the file 300 is disposed on the inner side, and the body portion 210 is disposed on the outer side of the file 300.

Therefore, the first through hole 211 is formed in the pile 300, the second through hole 311 is formed in the body 210, and the outer peripheral surface of the pile 300, The inner circumferential surfaces of the inner circumferential surface 210 face each other.

It is sufficient to use the fastening member 100 shown in the first embodiment or the second embodiment.

Fourth Embodiment

FIG. 14 is a cross-sectional structural view of a pile cap structure according to a fourth embodiment of the present invention, and FIG. 15 is a cross-sectional structural view of another pile cap structure according to a fourth embodiment of the present invention.

In the fourth embodiment, a communication hole 230 communicating with the inside of the body 210 is formed in the upper part of the pile cap 200.

14, when the body 210 of the pile cap 200 is disposed on the inner side of the pile 300, the inner surface of the pile 200 is covered with the pile 200 of the pile 200, And a first receiving portion 240 is coupled to the lower portion.

The first support part 240 prevents the concrete introduced through the communication hole 230 from falling down to the lower part of the pile 300.

15, when the body part 210 of the pile cap 200 is disposed outside the pile 300, the second pile part 250 is inserted into the pile 300, .

More specifically, the second support portion 250 disposed inside the file 300 is connected to and supported by the upper portion of the pile cap 200 through a wire 260 or the like.

The second support part 250 prevents the concrete introduced through the communication hole 230 from falling down to the bottom of the pile 300.

The concrete is introduced into and filled in the pile cap 200 or the pile 300 so that the pile cap 200 can be more firmly fixed by the concrete located inside and outside.

The file cap structure of the present invention is not limited to the above-described embodiments, but can be variously modified and embodied within the scope of the technical idea of the present invention.

100: fastening member,
110: first coupling member, 112: first thread, 113: fastener,
Wherein the bolt head comprises a hollow bolt member and a nut member,
130: rotating member,
140: extension member, 141: slit,
170: rotating member,
A first supporting member which is fixed to the first supporting member and which is connected to the first supporting member and which is fixed to the first supporting member;
300: file, 311: second through hole,

Claims (15)

A file having a hollow shape;
A file cap formed at a lower portion of a body portion inserted and disposed at an upper portion of the file;
And a fastening member for coupling the file and the body part to each other,
A first through hole is formed in the first member disposed on the inside of the file and the body portion and a second through hole is formed in the second member disposed on the outer side in a position corresponding to the first through hole,
The fastening member is inserted through the first through hole and the second through hole and the other end disposed on the inside is expanded by an external force acting on one end disposed on the outside so that the file and the body are mutually coupled File cap structure. The method according to claim 1,
Wherein the first member disposed on the inner side is the body portion and the second member disposed on the outer side is the file,
Wherein the first through hole is formed in the body part as the first member and the second through hole is formed in the file as the second member,
Wherein an outer peripheral surface of the body portion and an inner peripheral surface of the file face each other. The method according to claim 1,
Wherein the first member disposed on the inner side is the file and the second member disposed on the outer side is the body portion,
Wherein the first through hole is formed in the pile as the first member, the second through hole is formed in the body part as the second member,
Wherein an outer circumferential surface of the file and an inner circumferential surface of the body portion face each other. The method according to claim 2 or 3,
The fastening member
A first engaging member having one end disposed through the first through hole and the other end disposed in the direction of an inner circumferential surface of the first member;
A second engaging member which is disposed in the outer peripheral surface direction of the second member and to which one end of the first engaging member penetrating the first through hole is engaged;
And an extension member disposed between the other end of the first engagement member and the first member and extending in the vertical direction of the first through hole by an external force acting on the second engagement member,
The expanded diameter of the expanding member and the maximum diameter of the second engaging member disposed on the outer peripheral surface of the second member are formed to be larger than the diameters of the first through hole and the second through hole, And the member is coupled by the extension member extended in the vertical direction of the first through hole and the second engagement member. The method of claim 3,
The extension member is formed in a hollow shape,
One end of the first engaging member passes through the inside of the extending member,
Wherein the diameter of the other end of the first engagement member and the diameter of the expansion member before deployment are smaller than the diameters of the first through hole and the second through hole. The method of claim 3,
And the first engaging member coupled to the second engaging member is moved toward the second engaging member by an external force to expand the expanding member in the vertical direction of the first through hole. The method of claim 6,
Wherein a coupling hole through which one end of the first coupling member is inserted is formed in the second coupling member from one end to the other end,
A first screw thread is formed on an outer circumferential surface of the first engagement member,
A second screw thread engaging with the first screw thread is formed on an inner circumferential surface of the coupling hole,
And the first engaging member is moved toward the second engaging member by rotation of the first engaging member. The method of claim 7,
Wherein the first coupling member is provided at one end thereof with a fastener coupling the rotary tool inserted through the coupling hole,
And the first engagement member is moved toward the second engagement member by rotation of the rotary tool coupled to the fastener. The method of claim 3,
And the outer peripheral surface of the extension member is convexly bent outward. The method of claim 6,
Wherein the second engagement member has one end larger than the second through hole and the other end passing through the first through hole and the second through hole,
Wherein one end of the extension member is in contact with the other end of the second engagement member and the other end of the extension member is in contact with the other end of the first engagement member,
The distance between the other end of the first engaging member and the other end of the second engaging member is narrowed while the first engaging member moves toward the second engaging member so that the extending member is engaged with the other end of the first engaging member, And extending in the vertical direction of the first through-hole between the other surfaces of the one member. The method of claim 10,
And a plurality of slits are elongated in one end and the other direction in the extension member. The method of claim 10,
A hollow rotary member through which one end of the first engagement member passes is disposed between the other end of the first engagement member and the other end of the extension member,
And the other end of the extension member is engaged with the rotating member. The method of claim 10,
And a bolt head is formed at one end of the second coupling member to abut one surface of the second member. The method of claim 10,
The second engagement member
A hollow bolt member passing through the first through hole and the second through hole and having a third thread on an outer circumferential surface thereof;
And a fourth screw thread coupled to the third screw thread is formed on an inner circumferential surface of the second cap member, and the nut member is in contact with one surface of the second member. The method according to any one of claims 1 to 3,
A communicating hole communicating with the inside of the body portion is formed on the upper portion of the pile cap,
Wherein a support portion for preventing the concrete flowing through the communication hole from falling down to the lower portion of the pile is disposed inside the pile cap or inside the pile cap.

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