JP3519261B2 - Reinforcing metal fittings for reinforced concrete perforated beams - Google Patents
Reinforcing metal fittings for reinforced concrete perforated beamsInfo
- Publication number
- JP3519261B2 JP3519261B2 JP36881497A JP36881497A JP3519261B2 JP 3519261 B2 JP3519261 B2 JP 3519261B2 JP 36881497 A JP36881497 A JP 36881497A JP 36881497 A JP36881497 A JP 36881497A JP 3519261 B2 JP3519261 B2 JP 3519261B2
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing metal
- reinforced concrete
- annular body
- concrete perforated
- metal fitting
- 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 - Fee Related
Links
- 230000003014 reinforcing effect Effects 0.000 title claims description 30
- 239000002184 metal Substances 0.000 title claims description 25
- 239000011150 reinforced concrete Substances 0.000 title claims description 16
- 238000009751 slip forming Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000004567 concrete Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Rod-Shaped Construction Members (AREA)
- Reinforcement Elements For Buildings (AREA)
- Wire Processing (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は鉄筋コンクリート有
孔梁の補強金具に関する。TECHNICAL FIELD The present invention relates to a reinforcing metal member for a reinforced concrete perforated beam.
【０００２】[0002]
【従来の技術】梁の中に抜き孔を有する鉄筋コンクリー
ト有孔梁の建設において、開孔部周縁の補強を行なうた
めに、一般に補強筋が用いられている。2. Description of the Related Art In constructing a reinforced concrete perforated beam having a hole in a beam, a reinforcing bar is generally used to reinforce the periphery of an opening.
【０００３】この補強筋として、図６に示す如く、同一
平面上の少なくとも内外２重の無端状の金属製環状体ａ
とこれらの環状体ａを互いに連結する複数の連結杆ｂと
からなる鉄筋コンクリート有孔梁の補強金具が知られて
いる。As this reinforcing bar, as shown in FIG. 6, an endless metal annular body a which is at least double inside and outside on the same plane.
There is known a reinforcing metal member for a reinforced concrete perforated beam, which is composed of a plurality of connecting rods b for connecting the annular bodies a to each other.
【０００４】尚、ｃは前記鉄筋コンクリート有孔梁の開
孔径部を示す。Incidentally, c indicates the diameter part of the aperture of the reinforced concrete perforated beam.
【０００５】[0005]
【発明が解決しようとする課題】この従来の補強金具に
よれば、内外の環状体のそれぞれについて無端状のリン
グに形成しなければならないので、製作上手間がかかり
補強金具が高コストとなる問題点があった。According to this conventional reinforcing metal fitting, since each of the inner and outer annular bodies must be formed into an endless ring, it takes a lot of time and effort to manufacture the reinforcing metal fitting. There was a point.
【０００６】本発明はこれらの問題点を解消し、より少
ない部品点数で製作を容易にした補強金具を提供するこ
とを目的とする。An object of the present invention is to solve these problems and to provide a reinforcing metal fitting which can be easily manufactured with a smaller number of parts.
【０００７】[0007]
【課題を解決するための手段】本発明は上記の目的を達
成すべく少なくとも内外２重の環状体を共通の１本の棒
体により形成すると共に、該棒体の端末部同士を溶着し
て無端状に連続形成したことを特徴とする。The present invention SUMMARY OF] is while Rikatachi formed by at least inner and outer double annular body in order to achieve the above object in a common single rod, the terminal portions of the rod member It is characterized in that it is welded and continuously formed in an endless shape.
【０００８】[0008]
【発明の実施の形態】本発明の鉄筋コンクリート有孔梁
の補強金具の第１の実施の形態を図１により説明する。BEST MODE FOR CARRYING OUT THE INVENTION A first embodiment of a reinforcing metal member for a reinforced concrete perforated beam of the present invention will be described with reference to FIG.
【０００９】１は補強金具を示し、該補強金具１は、１
本の連続する鉄筋コンクリート用棒鋼２を渦巻状に折り
曲げて形成した八角形の内側の第１環状体３と八角形の
外側の第２環状体４と、同じく鉄筋コンクリート用棒鋼
製の２本の連結杆５とからなる。Reference numeral 1 denotes a reinforcing metal fitting, which is 1
First continuous annular body 3 of octagon and outer second annular body 4 of octagon formed by bending two continuous steel bars 2 for reinforced concrete in a spiral shape, and two connecting rods also made of steel bars for reinforced concrete It consists of 5.
【００１０】即ち、前記内側の第１環状体３の端末部３
ｂと前記外側の第２環状体４の端末部４ｂとの接続部
は、同じく第１環状体３から第２環状体４へと変換する
両端末部３ａ、４ａの接続点において互に交差し、この
交差個所６で互にプロジェクション溶接により溶着して
おり、このように連続形成された内外の第１、第２環状
体３、４を形成する前記１本の棒鋼２の始端部と終端部
とを接合点２ａにおいてアプセット突合せ溶接により溶
着している。That is, the end portion 3 of the inner first annular body 3
The connecting portion between b and the terminal portion 4b of the outer second annular body 4 intersects with each other at the connecting point of both terminal portions 3a and 4a which similarly convert the first annular body 3 into the second annular body 4. , The welding ends are welded to each other at the intersection 6 by projection welding, and the first and second annular bodies 3 and 4 of the inner and outer portions continuously formed in this way are formed. And are welded at the junction point 2a by upset butt welding.
【００１１】前記２本の連続杆５は、前記環状体３、４
の中心に対して９０°の角度のハの字状をなして、前記
交差個所６とは該中心に対して反対側のこれら環状体
３、４上に、該中心の回りに開孔径部７を生ずるだけの
空間を存するように配置され、更にこれら連結杆５は第
１環状体３と第２環状体４とを連結するように、これら
第１、第２環状体３、４との重なり部５ａにおいてプロ
ジェクション溶接により溶着している。The two continuous rods 5 are the annular members 3, 4
Is formed in a V-shape at an angle of 90 ° with respect to the center of each of the annular bodies 3 and 4 on the opposite side of the intersection point 6 from the center, and an aperture diameter portion 7 is provided around the center. Is arranged so that there is a space for producing the first annular body 3 and the second annular body 4, and the connecting rod 5 overlaps the first and second annular bodies 3 and 4 so as to connect the first annular body 3 and the second annular body 4. The portion 5a is welded by projection welding.
【００１２】次に、第１の実施の形態の補強金具１を用
いた施工法について、図５により説明する。Next, a construction method using the reinforcing metal fitting 1 of the first embodiment will be described with reference to FIG.
【００１３】孔を設置する梁の該孔位置の前後に各１組
の補強金具１を配置し、該梁の骨組を形成するカゴ組等
の梁鉄筋Ａにこれら補強金具１を針金等で結束すると共
に、これら補強金具１内に開孔径部７に相当する外径の
パイプＢを挿通して保持させる。そしてコンクリート型
枠Ｃ内にコンクリートＤを打設すれば、強固なコンクリ
ート有孔梁が得られる。A pair of reinforcing metal fittings 1 are arranged before and after the position of the beam in which a hole is to be installed, and the reinforcing metal fittings 1 are bound by wire or the like to a beam reinforcing bar A of a cage or the like which forms the frame of the beam. At the same time, a pipe B having an outer diameter corresponding to the opening diameter portion 7 is inserted and held in the reinforcing metal fittings 1. Then, if concrete D is placed in the concrete form C, a strong concrete perforated beam can be obtained.
【００１４】尚、本補強金具１は、簡単な八角形構造の
採用とアプセット突合せ溶接及びプロジェクション溶接
による頑丈な一体構造により、軽量で低コストとするこ
とができた。The reinforcing metal fitting 1 can be made light in weight and low in cost by adopting a simple octagonal structure and a strong integral structure by upset butt welding and projection welding.
【００１５】本発明の補強金具の第２の実施の形態を図
２により説明する。A second embodiment of the reinforcing metal fitting of the present invention will be described with reference to FIG.
【００１６】本第２の実施の形態は、前記第１の実施の
形態における内外２重の環状体１の代りに、第１環状体
３、第２環状体４及び第３環状体８の３重構造の環状第
１´に形成した。In the second embodiment, instead of the inner / outer double annular body 1 in the first embodiment, the first annular body 3, the second annular body 4 and the third annular body 8 are provided. It was formed into a ring-shaped first structure having a heavy structure.
【００１７】これら第１乃至第３環状体３、４、８も１
本の鉄筋コンクリート用棒鋼２を渦巻状に折り曲げて連
続して形成すると共に第１環状体３の端末部３ｂは第３
環状体８の端末部８ａと接続している。即ち、各端末部
３ｂ、８ａを結ぶ連結部４ｃは、内側の第１環状体３の
端末部３ａから中間の第２環状体４の端末部４ａへの交
換点、及び該第２環状体４ｂから外側の第３環状体８の
端末部８ｂへの交換点において互に交差し、これら交差
個所６を互にプロジェクション溶接により溶着すると共
に、連続形成された第１〜第３環状体３、４、８を形成
する前記１本の棒鋼２の始端部と終端部とを接合点２ａ
においてアプセット突合せ溶接により溶着している。These first to third annular bodies 3, 4, 8 are also 1
The steel bar 2 for reinforced concrete is bent in a spiral shape so as to be continuously formed, and the end portion 3b of the first annular body 3 has a third shape.
It is connected to the terminal portion 8a of the annular body 8. That is, the connecting portion 4c connecting the respective terminal portions 3b and 8a has an exchange point from the terminal portion 3a of the inner first annular body 3 to the terminal portion 4a of the intermediate second annular body 4 and the second annular body 4b. From the outside to the end portion 8b of the third annular body 8 on the outer side, the intersections 6 are welded to each other by projection welding, and continuously formed first to third annular bodies 3, 4 , 8 to form the starting and end portions of the one steel bar 2 at the joining point 2a
In, the welding is performed by upset butt welding.
【００１８】そして、これら第１〜第３環状体３、４、
８と連結杆５とを重なり部５ａにおいてプロジェクショ
ン溶接により溶着している。Then, these first to third annular bodies 3, 4,
8 and the connecting rod 5 are welded by projection welding at the overlapping portion 5a.
【００１９】本第２の実施の形態は、前記第１の実施の
形態におけるよりも前記カゴ組の梁鉄筋Ａの間隔が広い
時に使用される。The second embodiment is used when the distance between the beam reinforcing bars A of the basket set is wider than that in the first embodiment.
【００２０】又、該カゴ組の梁鉄筋Ａの間隔が更に広い
場合には、図３及び図４に示す如く、４重の環状体
１''、５重の環状体１'''又は６重以上の環状体を用い
るようにしてもよい。When the distance between the beam rebars A of the basket set is wider, as shown in FIGS. 3 and 4, the quadruple annular body 1 '' , the quintuple annular body 1 ''' or 6 You may make it use the annular body more than heavy.
【００２１】[0021]
【発明の効果】このように本発明によれば、１本の棒鋼
を折り曲げて形成した内外複数の環状体により補強金具
を形成したので、素材の部品点数が極めて少なくなると
共に加工が簡単であり、しかも充分な強度が得られる効
果を有する。As described above, according to the present invention, since the reinforcing metal member is formed by the plurality of inner and outer annular bodies formed by bending one steel bar, the number of parts of the material is extremely small and the processing is simple. Moreover, it has an effect that sufficient strength can be obtained.
【図１】本発明の鉄筋コンクリート有孔梁の補強金具の
第１の実施の形態の正面図である。FIG. 1 is a front view of a first embodiment of a reinforcing metal member for a reinforced concrete perforated beam of the present invention.
【図２】同上補強金具の第２の実施の形態の正面図であ
る。FIG. 2 is a front view of a second embodiment of the same reinforcing metal member.
【図３】[Figure 3]
【図４】同上補強金具の他の実施の形態の正面図であ
る。FIG. 4 is a front view of another embodiment of the same reinforcing metal member.
【図５】図１に示す補強金具を用いた有孔梁の施工法を
示す断面図である。5 is a cross-sectional view showing a method of constructing a perforated beam using the reinforcing metal fitting shown in FIG.
【図６】従来の鉄筋コンクリート有孔梁の補強金具の正
面図である。FIG. 6 is a front view of a conventional reinforcing metal member for a reinforced concrete perforated beam.
１ 補強金具 ２ 連結杆 ３、４、８ 環状体 3a、3b、4a、4b、8a、8b 端末部 ５ 連結杆 ６ 交差個所 1 Reinforcing bracket 2 connecting rod 3, 4, 8 ring 3a, 3b, 4a, 4b, 8a, 8b Terminal part 5 connection rod 6 intersections
Claims (5)
本の棒体により形成すると共に、該棒体の端末部同士を
溶着して無端状に連続形成したことを特徴とする鉄筋コ
ンクリート有孔梁の補強金具。1. A common one having at least double inner and outer annular bodies.
As well as Rikatachi formed by the book of the rod, the terminal portions of the rod body
A reinforcing metal fitting for a reinforced concrete perforated beam, characterized by being welded and continuously formed into an endless shape.
環状体の端末部との接続部が前記環状体と交差する個所
において互に固着していることを特徴とする請求項１に
記載の鉄筋コンクリート有孔梁の補強金具。2. A portion where a connecting portion between the end portion of the innermost annular body and the end portion of the outermost annular body intersects with the annular body.
Mutually reinforced concrete perforated beams reinforcing bracket according to claim 1, characterized in that it is fixed at.
とを特徴とする請求項１に記載の鉄筋コンクリート有孔
梁の補強金具。3. The reinforcing metal fitting for a reinforced concrete perforated beam according to claim 1, wherein the annular body is formed in a polygonal shape.
段により互に連結したことを特徴とする請求項１乃至請
求項３のいずれか１に記載の鉄筋コンクリート有孔梁の
補強金具。4. The reinforcing metal fitting for a reinforced concrete perforated beam according to claim 1, wherein the plurality of annular bodies are connected to each other by one or a plurality of connecting means.
とする請求項４に記載の鉄筋コンクリート有孔梁の補強
金具。5. The reinforcing metal fitting for a reinforced concrete perforated beam according to claim 4, wherein the connecting means is a connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36881497A JP3519261B2 (en) | 1997-12-26 | 1997-12-26 | Reinforcing metal fittings for reinforced concrete perforated beams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP36881497A JP3519261B2 (en) | 1997-12-26 | 1997-12-26 | Reinforcing metal fittings for reinforced concrete perforated beams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11193599A JPH11193599A (en) | 1999-07-21 |
| JP3519261B2 true JP3519261B2 (en) | 2004-04-12 |
Family
ID=18492828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP36881497A Expired - Fee Related JP3519261B2 (en) | 1997-12-26 | 1997-12-26 | Reinforcing metal fittings for reinforced concrete perforated beams |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3519261B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076508A (en) * | 2019-05-15 | 2019-08-02 | 安徽科达机电有限公司 | Plate cylinder mould, plate cylinder mould welding positioning and transferring device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654020A (en) * | 2017-11-10 | 2018-02-02 | 上海息数建筑科技有限公司 | Support frame and beam column construction for beam column construction |
-
1997
- 1997-12-26 JP JP36881497A patent/JP3519261B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076508A (en) * | 2019-05-15 | 2019-08-02 | 安徽科达机电有限公司 | Plate cylinder mould, plate cylinder mould welding positioning and transferring device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11193599A (en) | 1999-07-21 |
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