KR100685862B1 - Reinforced structure of pile - Google Patents

Reinforced structure of pile Download PDF

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Publication number
KR100685862B1
KR100685862B1 KR1020060008102A KR20060008102A KR100685862B1 KR 100685862 B1 KR100685862 B1 KR 100685862B1 KR 1020060008102 A KR1020060008102 A KR 1020060008102A KR 20060008102 A KR20060008102 A KR 20060008102A KR 100685862 B1 KR100685862 B1 KR 100685862B1
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KR
South Korea
Prior art keywords
steel pipe
fixing
fastening
support
reinforcing
Prior art date
Application number
KR1020060008102A
Other languages
Korean (ko)
Inventor
함세형
Original Assignee
주식회사지엠테크
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Filing date
Publication date
Application filed by 주식회사지엠테크 filed Critical 주식회사지엠테크
Priority to KR1020060008102A priority Critical patent/KR100685862B1/en
Application granted granted Critical
Publication of KR100685862B1 publication Critical patent/KR100685862B1/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00Foundations as substructures
    • E02D27/10Deep foundations
    • E02D27/12Pile foundations
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/24Prefabricated piles
    • E02D5/28Prefabricated piles made of steel or other metals
    • E02D5/285Prefabricated piles made of steel or other metals tubular, e.g. prefabricated from sheet pile elements
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/60Piles with protecting cases
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2200/00Geometrical or physical properties
    • E02D2200/16Shapes
    • E02D2200/1685Shapes cylindrical
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0026Metals
    • E02D2300/0029Steel; Iron

Abstract

A structure of a reinforced head of a steel pile is provided to fix the steel pipe member at a position and secure a supporting force of a foundation concrete by integrally forming a insertion part and a support part and the coupling unit of the fixing member. A structure of a reinforced head of a steel pile is composed of a steel pipe member; a lower plate member installed with plural hanging units; a reinforcing bar member placed in the steel pipe member and combined with the hanging unit of the lower plate member; a fixing member(40) keeping the installed status of the reinforcing bar member. The fixing member is integrally formed with an insertion part(41) fixing the reinforcing bar member, a support part(42) closely supported in the steel pipe member, and a coupling unit(43) inserted in the coupling hole. The coupling unit is mounted with a thread(43a) like a projected rod.

Description

Reinforced Structure of pile}

1 is a view showing a cross-sectional state according to an embodiment of the prior art.

Figure 2 is a three-dimensional view of the cut state of the steel pipe pile head reinforcement structure according to a preferred embodiment of the present invention.

Figure 3 is a three-dimensional view of the holding member of the steel pipe pile head reinforcement structure according to a preferred embodiment of the present invention.

4 is a view showing a fixing member of a steel pipe pile head reinforcement structure according to a preferred embodiment of the present invention in a state in which the cross section is used;

<Code Description of Main Parts of Drawing>

10: steel pipe member 20: lower plate member

21: hook means 30: reinforcing member

40: fixing member 41: insertion portion

41a: insertion hole 41b: fixing hole

41c: fixed stop 42: support portion

42a, 42b: reinforcement 43: fastening means

43a: thread 43b: binding hole

The present invention relates to a reinforcement structure of the pile head connecting the ground support and the foundation concrete in civil engineering, and more particularly, the insertion part and the support part of the fixing member coupled to the fastening hole of the steel pipe member to fix the installation state of the rebar member, and It relates to a steel pipe pile head reinforcement structure characterized in that the rod-shaped fastening means is formed in one body.

In general, civil engineering works in the construction of structures such as buildings and bridges to bury the steel pipe pile to distribute the load of the structure, and to support it from the underground rock. At this time, the reinforcing structure for the connection of the foundation concrete is required in the head of the steel pipe pile supported by the rock. This reinforcement structure is a major technical problem whether workability, as well as whether the load of the structure can be completely connected to the steel pipe pile.

As the prior art as described above, there may be mentioned a technique disclosed in the domestic registered utility model publication No. 331682 (2003. 6. 5. registration, hereinafter referred to as 'prior art'). Hereinafter, the contents of the related art will be described with reference to the accompanying drawings.

The prior art relates to a fixing device (4) for fixing a plurality of reinforcing bars (2) coupled to the ring (1a) of the base plate (1) in the steel pipe (3), the body assembled with the reinforcing bars (2) 4a) is characterized in that it can be fixed using a coupling bolt 5 in the state over the top of the steel pipe (3).

According to the prior art, by separating the device for fixing the reinforcing bar 2 separately, it can be seen that the disclosed technology to improve the workability of some. However, in the prior art, by adopting a ring shape on the top of the body (4a) of the fixing device 4, to limit the position of the through hole (3a) for fastening the coupling bolt (5) from the top of the steel pipe (3) I have a problem. This results in problems such as a decrease in productivity due to the positioning of the through holes 3a required for the manufacture of the steel pipe 3 or the difficulty of work for the fastening of the coupling bolts 5.

In addition, when the body 4a of the fixing device 4 is coupled to the steel pipe 3, a screw-type fastening method is adopted by a separate coupling bolt 5, so that the coupling bolt 5 can be separated and removed during the vibration test of the structure. Problems caused by departure cannot be prevented. That is, when the coupling bolt 5 is separated, the steel pipe (3) is slipped from the concrete aggregate placed in the inner side is a problem that does not properly support the load of the structure occurs. As a result, this causes serious problems such as settlement or tilting of the structure.

The present invention has been made to solve the above problems of the prior art, the object of the present invention is coupled to the fastening hole of the steel pipe member, in the fixing member for fixing the installation state of the reinforcing member, the insertion portion and the support portion, and the rod The fastening means of the form is made of a single body, to provide a steel pipe pile head reinforcement structure that can maintain the coupling of the steel pipe member as it is, regardless of the removal of the fasteners such as nuts.

And another object of the present invention is the support member of the fixing member is made of a plate shape having the same curved surface as the inner curvature of the steel pipe member, the fastening means is provided at the center thereof to be in close contact with the same strength in the upper and lower sides and left and right directions, seismic performance To provide a steel pipe pile head reinforcement structure that can improve the.

Steel pipe pile head reinforcement structure according to a preferred embodiment of the present invention for achieving the above object has a key feature that the insertion portion and the support, and the rod-shaped fastening means comprises a fixing member consisting of a body.

In particular, the steel pipe pile head reinforcement structure according to a preferred embodiment of the present invention is a plate shape in which the support portion of the fixing member forms the same curved surface as the inner curvature of the steel pipe member, the other feature that the rod-shaped fastening means is integrated in the center thereof have.

Hereinafter, with reference to the accompanying drawings, the configuration according to a preferred embodiment of the present invention will be described in detail.

As shown in Figure 2, the steel pipe pile head reinforcement structure according to a preferred embodiment of the present invention is provided with a plurality of hook means 21, such as a cylindrical steel pipe member 10, the coupling bolt (U) Including the lower plate member 20, and the reinforcing member 30 is fastened to the hook means 21 of the lower plate member 20 and the fixing member 40 for fixing the installation state of the reinforcing member 30 In the form of

The reinforcing member 30 is formed so that the hook means 21 of the lower plate member 20 can be easily hooked by bending one end of the circular or deformed reinforcing bar like a ring, and individually to each of the plurality of hook means 21. It is disposed in the cylinder of the steel pipe member (10).

And the fixing member 40 for fixing the installation state of the reinforcing member 30 is fastened to the fastening hole 11 of the steel pipe member 10, the insertion portion 41 for the coupling of the reinforcing member 30 as shown in FIG. ) And a support part 42 tightly fixed to the inner side of the steel pipe member 10 and a fastening means 43 for inserting and fixing the fastening hole 11 into one body.

Insertion portion 41 of the fixing member 40 is inserted into the insertion hole 41a for insertion of the reinforcing member 30, such as a deformed reinforcing bar, a fixing hole (41b) provided in communication with this screw and the fixing hole (41b) It is fastened in such a way that it comprises a fixing stop (41c) for limiting the flow of the reinforcing member (30). Here, the fixing stop (41c) is good in the form of bolts, but may be implemented in various other forms that can fix the flow state of the reinforcing member (30).

In addition, the support 42 of the fixing member 40 is made of the same curved surface as the inner curvature of the steel pipe member 10 is preferably in the form of enhancing the adhesion to the wall surface. Further, by adopting a plate shape without a locking jaw on the side cross section thereof, the fastening can be performed regardless of the position of the fastening hole 11 provided in the steel pipe member 10. In this case, a predetermined reinforcing bar 42a and 42b may be formed between the support part 42 and the insertion part 41 to improve the internal strength in the fastened state.

The fastening means 43 of the fixing member 40 forms a screw thread 43a in the form of a protruding rod to facilitate fastening through engagement with a binding hole 43b such as a nut. By integrally in the center, it is good to ensure that the support part 42 is uniformly in close contact with the inner wall of the steel pipe member 10 in all directions. Alternatively, the fastening means 43 may be provided in a form of at least one or more. At this time, it is obvious that the fastening hole 11 of the steel pipe member 10 is also formed in a plurality corresponding thereto.

Referring to the accompanying drawings the operating relationship of the present invention configured as described above are as follows.

As shown in FIG. 2, a lower plate member 20 having a plurality of hook means 21 is disposed on an inner bottom of the steel pipe member 10, and the lower plate member 20 is formed by using a plurality of rebar members 30 whose ends are bent in a ring shape. Hang the hook means 21 of) to support the bottom surface of the steel pipe member (10). At this time, the rebar member 30 is disposed in a predetermined coupling form with the steel pipe member 10 by the fixing member 40 as shown in FIG.

The reinforcing member 30 is fastened to the insertion portion 41 of the fixing member 40, that is, the insertion hole 41a, and then fixed by tightening the fixing stop 41c with the fixing hole 41b. At this time, the position of the fixing member 40 is adjusted and fixed corresponding to the corresponding position of the fastening hole 11 provided in the steel pipe member (10). Subsequently, the fastening means 43 of the fixing member 40 is inserted into the fastening hole 11 of the steel pipe member 10 to engage the fastener 43b, such as a nut, with the thread 43a provided in the fastening means 43. The steel pipe member 10 and the fixing member 40 is coupled to be fixed. Wherein the fixing member 40 is fastened to the fastening means 43 is integrally inserted into the fastening hole 11 of the steel pipe member 10, even if the binding port 43b is decomposed during operation, the steel pipe member 10 is fixed member Being across the fastening means 43 of the 40 can be structurally prevented removal of the steel pipe member (10).

In the coupling state as described above, the support part 42 of the fixing member 40 has a uniform stress distribution when it is in close contact with the inner wall of the steel pipe member 10, thereby increasing the coupling strength, thereby improving the seismic performance of the vibration caused by external force. outstanding.

When the series of work processes as described above is completed, the reinforcing bar for the foundation work is placed on it and the construction materials such as concrete are poured.

Although the above detailed description of the present invention has been described only with respect to specific embodiments of the present invention, the present invention is not limited thereto, and those skilled in the art do not have to depart from the concept of the present invention. It is obvious that modification or change in various forms by the rule is also included in the claims of the present invention.

As described above, the steel pipe pile head reinforcement structure according to the present invention adopts an integrated form of the insert portion, the support portion and the fastening means of the fixing member, such as a nut to maintain the binding state with the steel pipe member in the process Even if removed, the position of the steel pipe member is fixed so that the bearing capacity of the foundation concrete by the steel pipe pile is maintained firmly. That is, the effect of improving the work reliability in civil engineering works.

And the steel pipe pile head reinforcement structure according to the present invention is fixed with the reinforcing member is placed in the foundation concrete and consequently to fix the concrete in the steel pipe member, each of the reinforcing members are installed The effect of improving the internal strength of the foundation concrete is achieved.

In addition, the present invention is made of a plate shape having the same curved surface as the inner curvature of the steel pipe member of the fixing member, the fastening means is provided in the center of the upper and lower and left and right in close contact with the same strength to excellent seismic performance It is easy to assemble and install and has the effect of reducing the production cost in the manufacturing process.

Claims (3)

  1. Steel member (10), the lower plate member 20 is provided with a plurality of hook means 21, the reinforcing member disposed in the steel pipe member 10 and coupled to the hook means 21 of the lower plate member 20 ( 30), and in the steel pipe pile head reinforcement structure including a fixing member 40 is fastened to the fastening hole 11 of the steel pipe member 10 to fix the installation state of the rebar member 30,
    The fixing member 40,
    An insertion part 41 for fixing and fixing the rebar member 30;
    A support part 42 tightly supported inside the steel pipe member 10;
    And steel pipe pile head reinforcement structure, characterized in that the fastening means 43 is inserted into the fastening hole 11 is formed in one body.
  2. The method of claim 1,
    The support 42 of the fixing member 40 is a steel pipe pile head reinforcement structure, characterized in that made of a plate shape having the same curved surface as the inner curvature of the steel pipe member (10).
  3. The method of claim 1,
    Fastening means 43 of the fixing member 40 is a steel pipe pile head reinforcement structure, characterized in that the threaded 43a in the form of a protruding rod.
KR1020060008102A 2006-01-26 2006-01-26 Reinforced structure of pile KR100685862B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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KR1020060008102A KR100685862B1 (en) 2006-01-26 2006-01-26 Reinforced structure of pile

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KR100685862B1 true KR100685862B1 (en) 2007-02-22

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100797002B1 (en) 2007-06-05 2008-01-22 (주)대천파일테크 The apparatus for head of steel pipepile
KR100877929B1 (en) * 2008-04-08 2009-01-12 이상진 Head reinforcement structure of steel pipe pile
WO2009139541A1 (en) * 2008-05-15 2009-11-19 Lee Sang Jin Head reinforcement structure for tubular steel pile
KR101076278B1 (en) 2010-03-22 2011-10-26 문근호 Means for solidarity reinforcement bar of head part in steel pipe pile
KR101098878B1 (en) 2011-05-20 2011-12-26 (주)덕유 Band clamping type prefab apparatus for reinforcing head of pile
KR101490555B1 (en) * 2012-07-23 2015-02-06 유호산업개발(주) Steel pipe pile cap for supporting temporary bent
KR101505326B1 (en) * 2013-11-08 2015-03-23 (주)성심씨앤엠 Structure for reinforcing head of a steel pipe pile for a construction

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100797002B1 (en) 2007-06-05 2008-01-22 (주)대천파일테크 The apparatus for head of steel pipepile
KR100877929B1 (en) * 2008-04-08 2009-01-12 이상진 Head reinforcement structure of steel pipe pile
WO2009139541A1 (en) * 2008-05-15 2009-11-19 Lee Sang Jin Head reinforcement structure for tubular steel pile
KR101076278B1 (en) 2010-03-22 2011-10-26 문근호 Means for solidarity reinforcement bar of head part in steel pipe pile
KR101098878B1 (en) 2011-05-20 2011-12-26 (주)덕유 Band clamping type prefab apparatus for reinforcing head of pile
KR101490555B1 (en) * 2012-07-23 2015-02-06 유호산업개발(주) Steel pipe pile cap for supporting temporary bent
KR101505326B1 (en) * 2013-11-08 2015-03-23 (주)성심씨앤엠 Structure for reinforcing head of a steel pipe pile for a construction

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