JPH0512484B2 - - Google Patents
Info
- Publication number
- JPH0512484B2 JPH0512484B2 JP7428489A JP7428489A JPH0512484B2 JP H0512484 B2 JPH0512484 B2 JP H0512484B2 JP 7428489 A JP7428489 A JP 7428489A JP 7428489 A JP7428489 A JP 7428489A JP H0512484 B2 JPH0512484 B2 JP H0512484B2
- Authority
- JP
- Japan
- Prior art keywords
- anchor
- nuts
- disk
- tensile
- anchor disk
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/085—Tensile members made of fiber reinforced plastics
-
- 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
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/12—Anchoring devices
- E04C5/125—Anchoring devices the tensile members are profiled to ensure the anchorage, e.g. when provided with screw-thread, bulges, corrugations
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
- E04C5/12—Anchoring devices
- E04C5/127—The tensile members being made of fiber reinforced plastics
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
- Foundations (AREA)
Description
【発明の詳細な説明】
（産業上の利用分野）
この発明は複数本の引張材から構成される地盤
アンカーを複数のナツトを用いて定着する、地盤
アンカー頭部の定着方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a method for fixing a ground anchor head, which fixes a ground anchor composed of a plurality of tensile members using a plurality of nuts.
（発明が解決しようとする課題）
ナツトを用いて地盤アンカーの引張材の定着を
行う場合、従来は引張材が集合して一体化した地
盤アンカーに対して１個のナツトが使用される
が、この定着方法では１ナツトに地盤アンカー全
体としての張力が掛かるため引張力の導入に限界
がある。(Problem to be Solved by the Invention) When fixing the tensile material of a ground anchor using a nut, conventionally one nut is used for the ground anchor where the tensile material is assembled and integrated. In this fixing method, the tension of the entire ground anchor is applied to one nut, so there is a limit to the introduction of tensile force.
この問題は地盤アンカーを１本当たりの強度の
小さい複数本の引張材から構成し、各引張材毎に
ナツトで定着することにより解決されるが、その
場合ナツトの個数が多くなるためその定着部への
配置方法が課題となる。 This problem can be solved by constructing the ground anchor from multiple tensile members each having low strength and anchoring each tensile member with a nut, but in this case, the number of nuts increases, so the anchoring part The issue is how to place them.
この発明はこの複数のナツトを用いて場合の配
置上の問題に着目してなされたもので、小面積で
複数のナツト定着が可能な定着方法を提案しよう
とするものである。 This invention has been made by paying attention to the problem of arrangement when using a plurality of nuts, and aims to propose a fixing method that can fix a plurality of nuts in a small area.
（課題を解決するための手段）
上記手段で複数本の引張材の定着を行う場合、
全ナツトは地盤アンカーの削孔径の大きさに見合
つた範囲内に納める、すなわち各ナツトが定着部
で相互に干渉しない状態に配置する必要がある
が、本発明では地盤アンカーを構成する複数本の
引張材が定着されるアンカーデイスクを複数段配
置し、各アンカーデイスク毎に所要本数の引張材
を定着することにより限られた範囲内に全ナツト
を集約することを可能にする。(Means for solving the problem) When fixing multiple tensile materials by the above means,
All nuts must be placed within a range commensurate with the hole diameter of the ground anchor, that is, they must be arranged so that they do not interfere with each other at the anchorage. By arranging a plurality of stages of anchor disks to which tension members are fixed, and fixing a required number of tension members to each anchor disk, it is possible to collect all the nuts within a limited range.
アンカーデイスクには地盤アンカーを構成する
引張材の本数分の挿通孔が明けられ、頭部にネジ
の切られたネジスリーブが接続された全引張材は
全アンカーデイスクに挿通される。 The anchor disk has insertion holes corresponding to the number of tensile members constituting the ground anchor, and all the tension members whose heads are connected to threaded sleeves are inserted through all the anchor disks.
アンカーデイスクの最下に位置する下部アンカ
ーデイスクは躯体上に設置された、中央部が開口
したアンカープレート上に載り、この下部アンカ
ーデイスク上で所要本数の引張材が緊張され、こ
こにナツトで定着される。 The lower anchor disk, located at the bottom of the anchor disks, rests on an anchor plate with an opening in the center that is installed on the frame, and the required number of tension members are tensioned on this lower anchor disk and fixed there with nuts. be done.
この下部アンカーデイスクに定着した複数のナ
ツト上に上部アンカーデイスクが載せられ、残る
引張材が上部アンカーデイスクに定着される。 An upper anchor disk rests on a plurality of nuts secured to the lower anchor disk, and the remaining tensile material is secured to the upper anchor disk.
（実施例）
以下本発明を一実施例を示す図面に基づいて説
明する。(Example) The present invention will be described below based on drawings showing one example.
この発明は第１図に示すように地盤アンカーＡ
を構成する複数本の引張材１を個々にナツト２に
よりアンカーデイスク３に定着する方法である。 This invention is based on a ground anchor A as shown in FIG.
In this method, a plurality of tensile members 1 constituting the anchor disk 3 are individually fixed to the anchor disk 3 with nuts 2.
実施例では８本の引張材１を２枚の、上部アン
カーデイスク３1と下部アンカーデイスク３2に分
けて定着している。 In the embodiment, eight tensile members 1 are divided and fixed into two pieces, an upper anchor disk 3 1 and a lower anchor disk 3 2 .
全アンカーデイスク３1，３2には第２図に示す
ように引張材１の本数分の、引張材１の頭部に接
続するネジスリーブ１ａが挿通する挿通孔３ａが
穿設されており、アンカーデイスク３1，３2は第
１図に示すように全引張材のネジスリーブ１ａが
挿通して設置される。 As shown in FIG. 2, all the anchor disks 3 1 , 3 2 are provided with insertion holes 3 a corresponding to the number of tension members 1 through which threaded sleeves 1 a connected to the heads of the tension members 1 are inserted. The anchor disks 3 1 , 3 2 are installed with threaded sleeves 1a of full tensile material inserted therethrough as shown in FIG.
最下部に配置される下部アンカーデイスク３1
は全引張材１が挿通可能な開口を有する、躯体Ｓ
上に設置されるアンカープレート４上に載置さ
れ、上部アンカーデイスク３2は下部アンカーデ
イスク３1に一部の引張材１を定着する複数のナ
ツト２上に載る。 Lower anchor disk placed at the bottom 3 1
is a skeleton S having an opening through which all tensile members 1 can be inserted.
Resting on an overlying anchor plate 4, the upper anchor disk 32 rests on a plurality of nuts 2 which anchor a portion of the tensile material 1 to the lower anchor disk 31.
第３図により定着手順を説明する。 The fixing procedure will be explained with reference to FIG.
まずアンカープレート４上に全引張材１を挿通
して下部アンカーデイスク３1を載せる（）。 First, the entire tensile material 1 is passed through the anchor plate 4, and the lower anchor disk 31 is placed on it ().
続いてこの下部アンカーデイスク３1に定着す
る所要本数の引張材のネジスエーブ１ａにナツト
２を螺合してテンシヨンバー５を接続するととも
に、下部アンカーデイスク３1上にラムチエア６
を設置し、これで反力を取りながら引張材１をジ
ヤツキ７により緊張する（）。 Next, the tension bar 5 is connected by screwing the nuts 2 to the required number of tensile member screw waves 1a fixed to the lower anchor disk 31, and the ram chair air 6 is attached to the lower anchor disk 31 .
is installed, and the tensile member 1 is tensed by the jack 7 while taking the reaction force ().
引き続き、ナツト２を締め付けて引張材１を下
部アンカーデイスク３1に定着する（）。 Subsequently, the nut 2 is tightened to fix the tension member 1 to the lower anchor disk 31 ().
この手順を繰り返して全引張材１のうちの一部
の引張材１を下部アンカーデイスク３1に定着す
る。 This procedure is repeated to fix a portion of the tensile material 1 out of all the tensile material 1 to the lower anchor disk 31 .
次に下部アンカーデイスク３1に一部の引張材
１を定着したナツト２上に上部アンカーデイスク
３2を全引張材１を挿通して載置し（）、上記要
領で残りの引張材１を緊張し（）、上部アンカ
ーデイスク３2に定着して作業は終了する（第１
図）。 Next, place the upper anchor disk 3 2 on the nut 2 with part of the tensile material 1 fixed to the lower anchor disk 3 1 by inserting all the tensile material 1 ( ), and fix the remaining tensile material 1 in the same manner as described above. tension () and settles on the upper anchor disk 3 2 , completing the work (first
figure).
（発明の効果）
この発明は以上の通りであり、地盤アンカーを
構成する複数本の引張材を挿通して複数枚のアン
カーデイスクを載せ、その枚数分に全引張材を分
割して個々に定着するものであるため多数のナツ
トを限られた範囲内に集約して配置することが可
能である。(Effects of the Invention) The present invention is as described above, by inserting a plurality of tension members constituting a ground anchor, placing a plurality of anchor disks on it, dividing the entire tension member into the number of pieces, and fixing them individually. Because of this, it is possible to arrange a large number of nuts within a limited area.
第１図は定着部の定着状態を示した断面図、第
２図−，はそれぞれ第１図の−線、Ｙ−
Ｙ線断面図、第３図−〜は本発明の施工手順
を示した断面図である。
Ａ……地盤アンカー、１……引張材、１ａ……
ネジスリーブ、２……ナツト、３1……下部アン
カーデイスク、３2……上部アンカーデイスク、
３ａ……挿通孔、４……アンカープレート、５…
…テンシヨンバー、６……ラムチエア、７……ジ
ヤツキ、Ｓ……躯体。
Figure 1 is a cross-sectional view showing the fixing state of the fixing unit, and Figure 2 - and - are the - lines and Y- lines in Figure 1, respectively.
A Y-line sectional view and FIG. 3 are sectional views showing the construction procedure of the present invention. A... Ground anchor, 1... Tensile material, 1a...
Screw sleeve, 2... nut, 3 1 ... lower anchor disk, 3 2 ... upper anchor disk,
3a...Insertion hole, 4...Anchor plate, 5...
...Tension bar, 6...Lam Cheer, 7...Jatsuki, S...Structure.
Claims (1)
れた複数本の引張材から構成される地盤アンカー
を、躯体にナツトを用いて少なくとも２枚のアン
カーデイスクに分けて定着する方法であり、躯体
上に設置された、中央部が開口したアンカープレ
ート上に複数の挿通孔を有する下部アンカーデイ
スクを全引張材を挿通して載せ、この下部アンカ
ーデイスク上で所要本数の引張材を緊張し、ナツ
トを締め付けてこれに定着し、この複数のナツト
上に同じく複数の挿通孔を有する上部アンカーデ
イスクを載置し、残る引張材を緊張し、ナツトを
締め付けて上部アンカーデイスクに定着する地盤
アンカー頭部の定着方法。1. A method in which a ground anchor consisting of multiple tensile members with threaded sleeves connected to the head is divided into at least two anchor disks using nuts on the frame, and the structure is A lower anchor disk having a plurality of insertion holes is placed on the anchor plate with an opening in the center, which is installed above, with all the tension members passed through it, and the required number of tension members are tensioned on this lower anchor disk, and the nuts are tightened. An upper anchor disk having a plurality of insertion holes is placed on the plurality of nuts, and the remaining tensile material is tightened, and the ground anchor head is fixed to the upper anchor disk by tightening the nuts. How to fix it.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7428489A JPH02252815A (en) | 1989-03-27 | 1989-03-27 | Fixing of ground anchor head part |
| FR9003914A FR2644819B1 (en) | 1989-03-27 | 1990-03-27 | METHOD FOR FIXING THE HEAD OF AN ANCHORING DEVICE |
| DE19904009800 DE4009800A1 (en) | 1989-03-27 | 1990-03-27 | METHOD FOR ATTACHING THE HEAD OF A FOUNDATION ANCHOR |
| US07/995,676 US5289626A (en) | 1989-03-27 | 1992-12-21 | Foundation anchor and method for securing same to a foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7428489A JPH02252815A (en) | 1989-03-27 | 1989-03-27 | Fixing of ground anchor head part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02252815A JPH02252815A (en) | 1990-10-11 |
| JPH0512484B2 true JPH0512484B2 (en) | 1993-02-18 |
Family
ID=13542668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7428489A Granted JPH02252815A (en) | 1989-03-27 | 1989-03-27 | Fixing of ground anchor head part |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH02252815A (en) |
| DE (1) | DE4009800A1 (en) |
| FR (1) | FR2644819B1 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19527608C2 (en) * | 1995-07-28 | 1999-02-11 | Bauer Spezialtiefbau | Underwater composite piles |
| EP1559847B1 (en) * | 1998-02-09 | 2020-03-25 | VSL International AG | Tensioning element for the manufacturing of an anchoring |
| AU3734899A (en) * | 1998-05-19 | 1999-12-06 | Chang Hoon Lee | Removable ground anchorage and method for disassembling tensile wires |
| FR2811002B1 (en) * | 2000-06-29 | 2007-12-21 | Lefevre Sa M | METHOD AND SYSTEM FOR PUSHING A STRUCTURE REINFORCEMENT DEVICE |
| KR200337186Y1 (en) * | 2003-09-03 | 2004-01-07 | 주식회사 삼우기초기술 | Sleeve collection type inner member for a ground anchor |
| GB0418545D0 (en) * | 2004-08-19 | 2004-09-22 | Univ Aberdeen | Improved anchorage head assembly |
| DE102009039919A1 (en) * | 2009-09-03 | 2011-03-10 | Hilti Aktiengesellschaft | Fastening element and method for producing a fastening element |
| ES2433340B1 (en) * | 2012-06-05 | 2014-11-18 | Universitat Politècnica De Catalunya | ANCHORAGE, FIXING AND PROCEDURE SYSTEM FOR POSTENSING ACTIVE ARMS OF COMPOSITE MATERIAL |
| ES2794126T3 (en) * | 2015-07-17 | 2020-11-17 | Sumitomo Mitsui Construction Co Ltd | Frame structure and method of construction of the same |
| CN110593098B (en) * | 2019-10-09 | 2024-04-16 | 长江水利委员会长江科学院 | Bell type anchorage structure of suspension bridge and construction method thereof |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1530660A (en) * | 1967-05-19 | 1968-06-28 | Grands Travaux De Marseille Sa | Method for producing a prestressing anchor for cables |
| DE1659131C3 (en) * | 1967-12-22 | 1974-09-05 | Intercontinentale-Technik Gesellschaft Fuer Planung Und Konstruktion Mbh, 8000 Muenchen | Tendon anchorage for concrete components and method for their application |
| FR2060222A7 (en) * | 1969-09-16 | 1971-06-18 | Talobre Joseph Antoine | |
| AT316437B (en) * | 1970-06-12 | 1974-07-10 | Rella & Co Bauges | Ground anchor |
| BE782328A (en) * | 1971-04-24 | 1972-08-16 | Arrigo Bruno | DEVICE FOR ANCHORING PRE-STRESSING STEEL WIRES AT THE ENDS OF STRUCTURES IN THE FORM OF CONCRETE |
| DE2537649C3 (en) * | 1975-08-23 | 1980-04-24 | Dyckerhoff & Widmann Ag, 8000 Muenchen | Device for anchoring a tie rod for prestressed concrete |
| DE2610915A1 (en) * | 1976-03-16 | 1977-09-22 | Artur Rudolf | ELEMENT FOR INTRODUCING TENSIONING FORCE IN FIBER-REINFORCED PLASTIC PARTS |
| DE2705483A1 (en) * | 1977-02-10 | 1978-08-17 | Bayer Ag | Rigid strand tension members anchoring assembly - has anchor unit of binding material closely following member and socket deformations |
| DE2827314A1 (en) * | 1978-06-22 | 1980-01-10 | Bayer Ag | TENSIONABLE EARTH AND ROCK ANCHOR |
| DE3002024A1 (en) * | 1980-01-21 | 1981-07-23 | Siempelkamp Gießerei GmbH & Co, 4150 Krefeld | Concrete prestressing tension members anchorage - involves anchors and spacers for separate core cluster and surrounding ring clusters |
| FR2495720B1 (en) * | 1980-12-04 | 1985-09-27 | Freyssinet Int Stup | ANCHORING DEVICE FOR PRE-STRESS CABLE COMPRISING A LARGE NUMBER OF STRANDS |
| DE3435117A1 (en) * | 1983-09-28 | 1985-04-25 | Klöckner-Becorit GmbH, 4620 Castrop-Rauxel | Roof bolt |
| DE3414345A1 (en) * | 1984-04-16 | 1985-10-17 | Suspa Spannbeton GmbH, 4018 Langenfeld | Device for holding several tension members of a ground anchor, in particular a pressure-grouted anchor |
| DE3703974A1 (en) * | 1987-02-10 | 1988-08-18 | Dyckerhoff & Widmann Ag | Tension member comprising high-strength fibres |
| DE3737393A1 (en) * | 1987-11-04 | 1989-05-18 | Strabag Bau Ag | TENSIONER FROM FIBER COMPOSITE MATERIALS AND METHOD AND DEVICE FOR TENSIONING AND ANCHORING SUCH A TENSIONER |
-
1989
- 1989-03-27 JP JP7428489A patent/JPH02252815A/en active Granted
-
1990
- 1990-03-27 FR FR9003914A patent/FR2644819B1/en not_active Expired - Fee Related
- 1990-03-27 DE DE19904009800 patent/DE4009800A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FR2644819A1 (en) | 1990-09-28 |
| JPH02252815A (en) | 1990-10-11 |
| FR2644819B1 (en) | 1997-04-04 |
| DE4009800A1 (en) | 1990-10-04 |
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