KR200378210Y1 - A pile head reinforcement structure of precastconcrete pile - Google Patents
A pile head reinforcement structure of precastconcrete pile Download PDFInfo
- Publication number
- KR200378210Y1 KR200378210Y1 KR20-2004-0035046U KR20040035046U KR200378210Y1 KR 200378210 Y1 KR200378210 Y1 KR 200378210Y1 KR 20040035046 U KR20040035046 U KR 20040035046U KR 200378210 Y1 KR200378210 Y1 KR 200378210Y1
- Authority
- KR
- South Korea
- Prior art keywords
- steel pipe
- support
- vertical
- plate
- fixed
- Prior art date
Links
- 230000002787 reinforcement Effects 0.000 title claims abstract description 37
- 239000011178 precast concrete Substances 0.000 title description 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 94
- 239000010959 steel Substances 0.000 claims abstract description 94
- 230000003014 reinforcing Effects 0.000 claims abstract description 42
- 238000003466 welding Methods 0.000 abstract description 11
- 238000005304 joining Methods 0.000 abstract description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 2
- 239000004567 concrete Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 10
- 238000000034 methods Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking Effects 0.000 description 1
- 238000007796 conventional methods Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reactions Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000789 fasteners Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 210000001519 tissues Anatomy 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
- 230000003313 weakening Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/223—Details of top sections of foundation piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/28—Prefabricated piles made of steel or other metals
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
Abstract
Description
The present invention relates to the reinforcement structure of the upper end of the steel pipe for basic construction for reinforcing the upper end of the steel pipe placed on the ground in construction or civil engineering foundation, in particular to easily hold and fix the vertical connection reinforcing bar embedded inside the upper end of the steel pipe It provides a vertical connecting reinforcing structure, the vertical connecting reinforcing structure also relates to the head reinforcement structure of the steel pipe pile easily fixed to the upper inner peripheral surface of the steel pipe.
In general, one of the methods of reinforcing the ground when constructing a building or a bridge, or when constructing a structure on a soft ground, a steel pipe pile ground reinforcement method for reinforcing the ground by driving steel pipe piles at regular intervals can be seen.
The steel pipe pile ground reinforcement method is to lay the foundation by hammering the steel pipe to the ground, hammering a plurality of vertically connected bars and band bars on the upper part of the steel pipe, placing horizontal hooked bars on it, and then placing the expanded concrete on it. It can be seen that the ground is reinforced.
The present invention is to provide a head reinforcement structure to reinforce the head of the steel pipe pile by reinforcing a plurality of vertical connecting bars to the steel pipe pile to reinforce the ground.
There are various methods of reinforcing the head of a conventional steel pipe pile.
As an example, there is a method of installing the cover plate on the top of the steel pipe pile by welding a reinforcing plate on the inner circumferential surface of the steel pipe pile, welding the cover plate to the top of the steel pipe pile, and welding the reinforcement around the cover plate.
This method not only increases the labor and production cost because the worker has to weld the cover plate and the rebar in the field, but also the heat of welding can cause deformation, cracking, tissue weakening and corrosion of the weld. Due to this, the welding can be eliminated, and it is vulnerable to the vertical load, which causes the failure of the structure.
Another example is the bolted steel pipe pile head reinforcement method. It drills a number of bolt holes on the side of the steel pipe with a hydraulic perforator, inserts the bolt-type steel pipe pile head reinforcement cover plate into the steel pipe, assembles the bolt on the steel pipe pile, pours concrete on the ground, and expands the foundation. There is no on-site welding process in the method of assembling the lower main and reinforcing bars, fastening ordinary reinforcing bars and screws to the circular cover plate, and assembling the expanded foundation reinforcing bar and placing concrete. Although the construction time is expected to be shortened, it is difficult to transport and transport the cover plate, resulting in excessive construction costs, and has the disadvantage of having a lot of difficulties in handling it with heavy weight.
In addition, a cross-shaped reinforcement plate is inserted inside the steel pipe pile and welded to the inside of the steel pipe, the circular cover plate and the steel pipe pile head are welded to each other, and the fillet welds around the outer side of the steel pipe pile, and then the enlarged foundation There is a way to assemble the rebar and cast concrete on it.
This steel pipe pile does not need to fill the concrete inside, but the hassle of welding in the field and the expansion of the reinforcing base reinforcement is difficult, transportation is difficult, and construction costs are disadvantageous.
The present invention has been devised to solve the drawbacks of the conventional head reinforcement methods, and it is easy to assemble and install by on-site fastening method by bolt or nut, excluding the assembly method by welding seen in the conventional method. And, this is so that even non-skilled person can be easily assembled and installed, install a circular plate used as a brace plate of the vertical reinforcement inside the steel pipe pile, the circular plate has a support for fixing fixed by bolts, the upper end of the support It is mounted over the rim of the support, and the reinforcing bar fasteners that hold and secure the vertical connecting bars in the middle of the support are assembled with bolts so that the vertical connecting bars can be installed more simply.
The present invention relates to a head reinforcement structure for reinforcing the head of steel pipe piles to be grounded to lay the groundwork of civil engineering or buildings, and to simplify the installation of the head reinforcement structure of steel pipe piles, and the installation process and method thereof It is simple, so even unskilled people can easily install it, and thus it can greatly contribute to shortening the air and reducing construction costs.
In particular, by excluding the welding method that can be seen in the conventional head reinforcement method, it is possible to perform this by a simple hand tool by combining the assembly of the parts with a bolt or nut, etc. If this is described in more detail as follows.
Has a lower circular plate 11 in the inner side of the steel pipe 10, the lower circular plate 11 is fitted inside the steel pipe 10 and has a plurality of lower and upper bent ends (13-1), (13-2) It is fixed by the lower bent end 13-1 and the bolt 14 of the two support 13, the upper bent end 13-2 of each support 13 is mounted on the upper edge of the steel pipe 10 The support 13 is fixed to the steel pipe 10 with bolts 15 through holes 10-1 drilled in the surface of the steel pipe 10, and to fix the steel pipe 10 and the support 13. It has a ring-shaped reinforcement support plate 21 on the thread of the bolt 15, the outer edge of the ring-shaped reinforcement support plate 21 has a plurality of support fastening grooves 21-1, and a plurality of vertical in the inner border It has a connecting rebar fastening groove (21-2), it is to be fixed to each of the vertical connecting reinforcing bars 31, respectively in the plurality of vertical connecting rebar fastening groove (21-2).
The ring-shaped band reinforcing bar 32 is fixed to the plurality of vertical connecting bars 31 fixed to the ring-shaped reinforcing bar support plate 21 inside the steel pipe 10 by a bundle strap, and a plurality of horizontal connecting bars After reinforcement, the concrete is poured into and out of the steel pipe 10 to reinforce the ground or form the foundation of the structure.
Also, in the above, the bolt 15 is protruded into the steel pipe 10 through the hole 10-1 bored in the surface of the steel pipe 10 to mount the ring-shaped reinforcing support plate 21, but the bolt 15 is not fixed to the support 13 and the support 13 and the ring-shaped reinforcement support plate 21 coupled to the steel pipe 10 can be configured to allow the present invention to move within a certain range.
That is, when the support 13 is not fixed by the bolt 15, the support 13 can be moved within a certain range from the inside of the steel pipe, and when interference occurs with the horizontal connection reinforcing bar connected to the vertical connection reinforcement 31. The interval can be adjusted.
The present invention having such a structure will be described in more detail and at the same time as follows.
The subject innovation is to drive the steel pipe 10 to the ground with a hammer, etc. in advance, cut the head of the steel pipe 10 to smooth the head of the steel pipe and to form a reinforced concrete foundation on the steel pipe 10 to the steel pipe 10 It is to provide a structure for easily installing a plurality of vertical connecting reinforcement (31).
The present invention has a lower circular plate 11 inserted into the inner side of the steel pipe 10 inside the steel pipe 10, the lower circular plate 11 is the lower bending end 13-1 and the bolt ( 14) to be fixed inside the steel pipe.
That is, the lower circular plate 11 is fixed to the lower bent end 13-1 and the bolt 14 and is positioned inside the steel pipe 10 and the upper bent end 13-2 of the support 13. ) Is over the rim of the steel pipe 10 is fixed to the support 13 and the lower circular plate 11 fixed thereto to the inside of the steel pipe (10).
The lower circular plate 11 serves to support the bottom of the vertical connecting reinforcement 31 is inserted into the steel pipe 10 is fixed to the inside, the concrete is steel pipe when fixing the vertical connecting reinforcement by pouring concrete inside the steel pipe (10) (10) serves as a concrete blocking plate to prevent the inflow to the inside.
The support 13 is fixed with a bolt 15 through a fastening hole 10-1 formed in the outer circumferential surface of the steel pipe 10.
The vertical connecting rebar fastening groove 21-2 of the ring-shaped rebar supporting plate 21 for fixing the vertical connecting rebar 31 is such that the inlet of the fastening groove is substantially the same as the diameter of the vertical connecting reinforcing bar 31. The vertical connection reinforcing bar 31 fitted in the 21-2 constitutes the inlet of the fastening groove 21-2 so as not to fall easily.
In addition, when the support 13 is fitted in the support fastening groove 21-1 formed at the outer edge of the ring-shaped reinforcing support plate 21, the reinforcing support plate 21 of the ring-shaped port is prevented from moving left or right. And even without a separate fixing means to maintain a horizontal state.
Referring to the construction process of the present invention having such a structure as follows.
When the lower circular plate 11 and the lower bent end 13-1 of the support 13 are fixed with bolts and pushed into the steel pipe 10, the upper bent end 13-2 of the support 13 is a steel pipe ( 10) is mounted on the upper rim, and fixing the support 13 and the steel pipe (10) with bolts (15) in the hole (10-1) perforated on the surface of the steel pipe (10), the inside of the steel pipe (10) When the ring-shaped reinforcing plate 21 is inserted into the steel support plate 21 in the form of the support 13 is inserted into the support fastening groove 21-1 formed on the outer side of the reinforcing steel support plate 21. The reinforcing bar 21 is inserted into the reinforcing bar 21-2 formed on the inner circumferential surface of the reinforcing bar 21 so as to be placed on the thread of the bolt 15 fixing the steel pipe 10 and the support 13. By vertically inserting the vertical connecting reinforcement 31 vertically, the vertical connecting reinforcement 31 is installed inside the steel pipe 10.
In fixing the vertical connecting reinforcement 31 to the ring-shaped reinforcing support plate 21 inside the steel pipe 10, the lower end of the vertical connecting reinforcement 31 is placed on the lower circular plate 11, and then the vertical connecting reinforcement 31 is Is inserted into the fastening groove 21-2 of the reinforcing support plate 21, the vertical connecting reinforcement 31 inserted into the fastening groove 21-2 by inserting the vertical connecting reinforcement 31 by applying a slight force is It does not fall easily.
After that, the vertical connecting bar 31 and the band reinforcing bars 32 and horizontal connecting reinforcing bar is to be laid inside the steel pipe or outside the steel pipe to build the foundation of the ground.
Such a process of the line is a simple coupling means such as bolts, nuts, so it is easy to install because it is a very useful design that can be easily constructed even by unskilled people.
In the case of building buildings or bridges, the foundation is built by laying steel pipes of several meters to several tens of meters to reinforce the ground or construct the soft ground prior to construction. The two vertical bars are arranged and fixed to build the pillars of the building or the foundation of the building.
The present invention is to prevent the concrete to be placed inside the steel pipe in the support plate fixed to the inner side of the steel pipe to support the lower end of the vertical connection reinforcing bar, the lower bent end of the plurality of supports connected to the bolt and fixed, the upper bent end of the support steel pipe It is simple to install it across the edge of the steel plate so that the circular plate is firmly fixed inside the steel pipe, and the vertical connecting bar is fastened to the ring-shaped reinforcing plate that fixes the vertical connecting bar in the middle of the support. In the case of pouring, concrete is inserted between the reinforcing plate and the support and the vertical connecting bar to firmly fix the vertical connecting bar inside the steel pipe. As such, in the construction of connecting a plurality of vertical connecting bars to the steel pipe pile, the present invention excludes the forced joining method by welding, and prepares each component in advance and assembles them using bolts or nuts. This is a very useful design that has the advantage that it can be easily constructed even by non-skilled person, and does not require much time for assembly and installation, which has the effect of shortening the air and reducing the construction cost.
1-exploded perspective view of the present invention.
2-a plan view of the present invention.
Fig. 3-A cross-sectional view along the line A-A in Fig.
4-3 is a sectional view taken along the line B-B.
Claims (2)
- It has a lower circular plate 11 on the inside of the steel pipe 10, the lower circular plate 11 is fitted to the inner side of the steel pipe 10 and has a plurality of lower and upper bent ends (13-1) (13-2) The lower bent end 13-1 and the bolt 13A of the support 13 are fixed, and the upper bent end 13-2 of each support 13 is placed on the upper edge of the steel pipe 10, The support 13 is fixed to the steel pipe 10 with a bolt 15 through a hole 10-1 bored in the surface of the steel pipe 10, the bolt for fixing the steel pipe 10 and the support 13 It has a ring-shaped reinforcing bar support plate 21 on the thread of (15), the outer edge of the ring-shaped reinforcing bar support plate 21 has a plurality of support fastening grooves 21-1, and a plurality of vertical connection to the inner border Two steel pipe piles having reinforcing fastening grooves 21-2 and fitted with vertical connecting reinforcing bars 31 respectively fixed to the plurality of vertical connecting rebar fastening grooves 21-2. Secondary reinforcement structure.
- The method according to claim 1, wherein the bolt 15 is projected into the steel pipe 10 through the hole 10-1 drilled on the surface of the steel pipe 10 so as to mount the ring-shaped reinforcing plate 21. The bolt 15 is not fixed to the support 13 so that the support 13 and the ring-shaped reinforcement support plate 21 coupled to the steel pipe 10, characterized in that the steel pipe 10 to move within a certain range. Head reinforcement structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20-2004-0035046U KR200378210Y1 (en) | 2004-12-09 | 2004-12-09 | A pile head reinforcement structure of precastconcrete pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20-2004-0035046U KR200378210Y1 (en) | 2004-12-09 | 2004-12-09 | A pile head reinforcement structure of precastconcrete pile |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date | |
|---|---|---|---|---|
| KR1020040103697A Division KR100679301B1 (en) | 2004-12-09 | 2004-12-09 | A pile head reinforcement structure of precastconcrete pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR200378210Y1 true KR200378210Y1 (en) | 2005-03-14 |
Family
ID=43679917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR20-2004-0035046U KR200378210Y1 (en) | 2004-12-09 | 2004-12-09 | A pile head reinforcement structure of precastconcrete pile |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR200378210Y1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100679728B1 (en) | 2005-10-24 | 2007-02-06 | 박우빈 | Construction for a concrete pile |
| KR100743729B1 (en) | 2006-02-13 | 2007-08-01 | 주식회사 고속도로관리공단 | Reinforcing apparatus for head of steel pipe pile |
| KR100766425B1 (en) | 2005-06-22 | 2007-10-11 | 공정호 | Apparatus and method of making an electric pole |
| KR100802164B1 (en) | 2007-05-18 | 2008-02-12 | 주식회사 다우컨설턴트 | Structure for reinforcing steel pile head of footing foundation structure |
| KR100899309B1 (en) * | 2006-02-04 | 2009-05-26 | 안승식 | Structure for head reinforce of a steel pipe pile for construction |
| KR200455385Y1 (en) * | 2009-05-29 | 2011-09-01 | 조대연 | Head structure of steel pipe pile foundation for pier |
| KR20170024465A (en) | 2015-08-25 | 2017-03-07 | 주식회사 비비엠코리아 | head reinforce equipment of a steel pile |
-
2004
- 2004-12-09 KR KR20-2004-0035046U patent/KR200378210Y1/en not_active IP Right Cessation
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100766425B1 (en) | 2005-06-22 | 2007-10-11 | 공정호 | Apparatus and method of making an electric pole |
| KR100679728B1 (en) | 2005-10-24 | 2007-02-06 | 박우빈 | Construction for a concrete pile |
| KR100899309B1 (en) * | 2006-02-04 | 2009-05-26 | 안승식 | Structure for head reinforce of a steel pipe pile for construction |
| KR100743729B1 (en) | 2006-02-13 | 2007-08-01 | 주식회사 고속도로관리공단 | Reinforcing apparatus for head of steel pipe pile |
| KR100802164B1 (en) | 2007-05-18 | 2008-02-12 | 주식회사 다우컨설턴트 | Structure for reinforcing steel pile head of footing foundation structure |
| KR200455385Y1 (en) * | 2009-05-29 | 2011-09-01 | 조대연 | Head structure of steel pipe pile foundation for pier |
| KR20170024465A (en) | 2015-08-25 | 2017-03-07 | 주식회사 비비엠코리아 | head reinforce equipment of a steel pile |
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