JP2612408B2 - FRP formwork - Google Patents
FRP formworkInfo
- Publication number
- JP2612408B2 JP2612408B2 JP5158606A JP15860693A JP2612408B2 JP 2612408 B2 JP2612408 B2 JP 2612408B2 JP 5158606 A JP5158606 A JP 5158606A JP 15860693 A JP15860693 A JP 15860693A JP 2612408 B2 JP2612408 B2 JP 2612408B2
- Authority
- JP
- Japan
- Prior art keywords
- formwork
- ribs
- face plate
- frp
- joint
- 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
- 238000009415 formwork Methods 0.000 title claims description 37
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 21
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 239000000758 substrate Substances 0.000 description 5
- 238000005304 joining Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G9/00—Forming or shuttering elements for general use
- E04G9/02—Forming boards or similar elements
- E04G2009/028—Forming boards or similar elements with reinforcing ribs on the underside
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、擁壁，トンネルセン
トル，橋梁，その他のコンクリート構造物を構築する際
に使用する繊維強化プラスチック（ＦＲＰ）製型枠に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fiber reinforced plastic (FRP) form used for constructing retaining walls, tunnel centers, bridges, and other concrete structures.
【０００２】[0002]
【従来の技術】コンクリート構造物を構築する際に使用
する型枠材としては、現在、合板製、鋼製、アルミニウ
ム製、プラスチック製などが使用されている。また、プ
ラスチック製型枠においては、近年、軽量性や剥離性の
良さなどからＦＲＰ製型枠が開発されている。2. Description of the Related Art Plywood, steel, aluminum, plastic and the like are currently used as formwork materials used when constructing concrete structures. Further, in the case of plastic molds, in recent years, FRP molds have been developed due to their light weight and good releasability.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来の
ＦＲＰ製型枠は、鋼製型枠に比べて軽量化等を図れるも
のの、従来のＦＲＰ製型枠はプレス成形で製作されてお
り、規定の強度を確保するためには、重量が重くなると
いう欠点があった。However, although the conventional FRP formwork can be made lighter in weight and the like than the steel formwork, the conventional FRP formwork is manufactured by press molding. In order to secure the strength, there is a disadvantage that the weight increases.
【０００４】また、通常のセパレーターを使用する場合
には、型枠面板に穴を明ける必要があるが、面板を傷め
ることなく、かつ作業効率を高めるためには、型枠面板
に穴を明けずに締め付けることのできるセパレーターを
使用することが望まれている。[0004] When a normal separator is used, it is necessary to make a hole in the mold face plate. However, in order to prevent damage to the face plate and to improve work efficiency, no hole is formed in the mold face plate. It is desired to use a separator that can be tightened.
【０００５】さらに、型枠どうしの接合に際して、鋼製
型枠用のジョイント材であるＵクリップを使用した場合
には、局部的な締め付けによる型枠の摩耗や打撃による
リブの損傷が問題となってくる。[0005] Further, when a U-clip, which is a joint material for a steel formwork, is used for joining the forms, abrasion of the formwork due to local tightening and damage to the ribs due to impact become a problem. Come.
【０００６】この発明は、前述のような事情に鑑みてな
されたもので、その目的は、最も合理的な構造でＦＲＰ
製型枠の軽量化を図ることができると共に、型枠面板に
穴を明けずに締め付けることのできるセパレーターを使
用することができ、また型枠へ悪影響を及ぼすことなく
型枠どうしをジョイントすることのできるＦＲＰ製型枠
を提供することにある。The present invention has been made in view of the above-mentioned circumstances, and has as its object the most reasonable structure of the FRP.
It is possible to use a separator that can reduce the weight of the formwork and can be tightened without making a hole in the formwork face plate, and to join the forms without adversely affecting the formwork To provide an FRP formwork that can be used.
【０００７】[0007]
【課題を解決するための手段】この発明は、面板、縦リ
ブおよび横リブを繊維補強プラスチックから構成してな
るＦＲＰ製型枠において、薄板状の面板と、この面板の
裏面に間隔をおいて複数配設される薄板状の縦リブと、
面板と各縦リブの接合隅角部に設けた隅肉部と、型枠の
両側部に位置する縦リブの外面の面板表裏方向の両端部
に突設されて隣接する型枠の縦リブどうしを当接させた
状態でセパレータの平板連結具を収納し得る連続凹部を
形成する突出部とを、同一材料を使用して成形方向が縦
リブ長手方向の一体引抜成形により形成し、面板側の前
記突出部には、セパレータの平板連結具を挿入配置可能
な局所凹部を設け、前記各縦リブ間には横リブを取り付
ける。SUMMARY OF THE INVENTION The present invention relates to an FRP mold comprising a face plate, longitudinal ribs and horizontal ribs made of fiber-reinforced plastic, and a thin plate-like face plate,
A plurality of thin vertical ribs arranged at intervals on the back surface ,
A fillet provided on the junction corners of the face plate and the longitudinal ribs, formwork
Both ends of the outer surface of the vertical rib located on both sides in the front and back direction
The vertical ribs of the adjacent formwork are brought into contact with each other
A continuous recess that can store the flat plate connector of the separator in the state
And a projecting portion forming, molding direction is formed by integrally pultruded longitudinal ribs longitudinally using the same material, before the face plate side
The flat connector of the separator can be inserted and placed in the protruding part
And a horizontal rib is attached between the vertical ribs.
【０００８】また、型枠どうしの結合には、挟み込み式
ジョイント材を使用する。この挟み込み式ジョイント材
は、外周における縦リブおよび横リブに形成したジョイ
ント孔に挿入される取付けピンを基部に突設し、隣接す
る型枠のリブどうしを挟持する挟持片を先端部に設けた
ものを使用する。ジョイント孔には、鳩目式などの補強
金具を取り付ける。[0008] A sandwich type joint member is used for joining the molds. This pinching type joint material has a mounting pin inserted into a joint hole formed in a vertical rib and a horizontal rib on an outer periphery, protruding from a base portion, and a holding piece for holding ribs of adjacent formwork at a tip portion. Use things. Reinforcing metal fittings such as eyelets are attached to the joint holes.
【０００９】[0009]
【作用】以上のような構成において、面板および縦リブ
を必要最小限で設計して引き抜き成形等により一体成形
し、面板と縦リブとの接合部を隅肉部で補強するように
したため、ＦＲＰ製型枠の軽量化を図ることができる。In the above construction, the face plate and the vertical ribs are designed to be the minimum necessary and are integrally formed by drawing or the like, and the joint between the face plate and the vertical ribs is reinforced by the fillet portion. The weight of the mold frame can be reduced.
【００１０】縦リブの外面に設けた凹部に、フラットコ
ーン等における平板連結具を挿入して固定することによ
り、セパレータを取り付けることができる。これによ
り、面板に穴を明けずに締め付けることのできるセパレ
ータを使用できる。The separator can be attached by inserting and fixing a flat plate connector such as a flat cone into a concave portion provided on the outer surface of the vertical rib. Thus, a separator that can be tightened without making a hole in the face plate can be used.
【００１１】型枠どうしの結合に際しては、ジョイント
孔に挟み込み式ジョイント材の取付けピンを挿入し、挟
持片をリブに向かって押圧することにより、隣接するリ
ブが挟持される。ジョイント材によりリブを面で固定し
て、隣接するリブどうしを面で結合することができ、型
枠の局部的な摩耗を防止することができる。さらに、補
強金具をジョイント孔に取付けることにより、繰り返し
荷重などによる孔の変形を防止することができる。At the time of joining the molds together, the adjacent ribs are clamped by inserting a mounting pin of a sandwiching joint material into the joint hole and pressing the clamping piece toward the rib. The ribs can be fixed on the surface by the joint material, and the adjacent ribs can be connected on the surface, and local wear of the mold can be prevented. Further, by attaching the reinforcing metal fitting to the joint hole, deformation of the hole due to repeated load or the like can be prevented.
【００１２】[0012]
【実施例】以下、この発明を図示する一実施例に基づい
て説明する。この実施例は、図１、図２に示すように、
長さ1500mm×幅 300mmの平面用型枠の例である。型枠１
は、面板２と縦リブ３と横リブ４から構成され、これら
各部材をマトリックスが熱硬化性樹脂、補強繊維がガラ
ス繊維のＦＲＰ製とする。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a first embodiment of the present invention. In this embodiment, as shown in FIGS. 1 and 2,
This is an example of a flat formwork having a length of 1500 mm and a width of 300 mm. Formwork 1
Is composed of a face plate 2, vertical ribs 3 and horizontal ribs 4. These members are made of FRP with a thermosetting resin as a matrix and a glass fiber as a reinforcing fiber.
【００１３】(1) 型枠の基本形状 型枠１の外形は、鋼製型枠の規格と同一寸法とし、また
ジョイント孔５についても鋼製型枠のジョイント孔に対
応させて穿設している。従って、鋼製型枠と互換性を持
ち、両型枠を混合して組み立てることも可能である。(1) Basic Shape of Formwork The outer shape of the formwork 1 has the same dimensions as the standard of the steel formwork, and the joint hole 5 is formed by drilling corresponding to the joint hole of the steel formwork. I have. Therefore, it is compatible with a steel mold, and it is possible to mix and assemble both molds.
【００１４】(2) 縦リブの構造 面板２と縦リブ３は、引き抜き成形により一体的に形成
する。この面板２と縦リブ３は、強度試験により必要最
小限の厚さ（それぞれ例えば3mm,3.5mm)とし、面板２と
縦リブ３の接合部には隅肉部６を設けて強度を向上させ
る。(2) Structure of Vertical Rib The face plate 2 and the vertical rib 3 are integrally formed by drawing. The face plate 2 and the vertical ribs 3 have a minimum thickness (for example, 3 mm and 3.5 mm, respectively) according to a strength test, and a fillet portion 6 is provided at the joint between the face plate 2 and the vertical ribs 3 to improve the strength. .
【００１５】また、両側部における縦リブ３Ａの外面に
は、図３，図４に示すように、中央部において長手方向
に連続する深さ 1.5ｍｍ程度の連続凹部７と、面板側に
おいて連続凹部７と連続する局所凹部８を形成し、セパ
レーター９のフラットコーン１０の平板１０ａを収納で
きるようにする。As shown in FIGS. 3 and 4, on the outer surface of the longitudinal rib 3A on both sides, a continuous concave portion 7 having a depth of about 1.5 mm continuous in the central portion and a continuous concave portion on the face plate side. A local concavity 8 continuous with 7 is formed so that the flat plate 10a of the flat cone 10 of the separator 9 can be accommodated.
【００１６】連続凹部７により、縦リブ３Ａの基部と先
端部には、外側に突出する突出部３ａが形成され、隣接
する型枠は、この突出部３ａが密着することになる。従
って、フラットコーン１０ａを凹部７，８に挿入して
も、型枠ジョイント部には隙間ができない構造となって
いる。Due to the continuous concave portion 7, a protruding portion 3a protruding outward is formed at the base and the tip of the longitudinal rib 3A, and the protruding portion 3a is brought into close contact with an adjacent formwork. Therefore, even when the flat cone 10a is inserted into the recesses 7 and 8, there is no gap in the form joint.
【００１７】(3) 横リブの本数 横リブ４は、断面コ字状とし、そのウェブ部分が縦リブ
３に添接するように縦リブ３間に配置し、接着材並びに
リベットで固定する。縦リブ長手方向における配置本数
は、図５に示すねじれに対する試験により決定した。(3) Number of horizontal ribs The horizontal ribs 4 have a U-shaped cross section, and are arranged between the vertical ribs 3 so that the web portions are in contact with the vertical ribs 3 and fixed with an adhesive and rivets. The number of arrangements in the longitudinal direction of the longitudinal ribs was determined by a test for torsion shown in FIG.
【００１８】この図５から、横リブ４が３本の場合に
は、ねじれに対する降伏点が不明確であること、３本，
４本，５本のそれぞれのねじれに対する耐力を比較する
と、３本から４本に１本増した時に効果的に耐力が増加
することから、横リブ４の本数は４本に決定した（図２
参照）。As shown in FIG. 5, when the number of the lateral ribs 4 is three, the yield point for twisting is unclear.
Comparing the proof stress with respect to each of the four and five twists, the number of the lateral ribs 4 was determined to be four because the proof stress was effectively increased when one was increased from three to four (FIG. 2).
reference).
【００１９】(4) 型枠どうしのジョイント 型枠１どうしを結合するジョイントとしては、図６に示
すような隣接する縦リブ３どうしあるいは横リブ４どう
しを挟み込むタイプの挟み込み式ジョイント材１１を使
用する。(4) Joint between Formwork As a joint for connecting the formwork 1, a sandwiching joint material 11 of a type which sandwiches adjacent vertical ribs 3 or horizontal ribs 4 as shown in FIG. 6 is used. I do.
【００２０】この挟み込み式ジョイント材１１は、基板
１１ａの側面から突出してジョイント孔５に挿入され、
基板１１ａを揺動自在に基板１１ａに取り付ける取付け
ピン１２と、基板１１ａの先端部に一体的に形成され、
隣接するリブを面で挟持するコ字状の挟持片１３から構
成する。The sandwich type joint member 11 projects from the side surface of the substrate 11a and is inserted into the joint hole 5,
A mounting pin 12 for swingably attaching the substrate 11a to the substrate 11a, and a mounting pin 12 formed integrally with the tip of the substrate 11a;
It is composed of a U-shaped holding piece 13 that holds adjacent ribs between surfaces.
【００２１】また、図６（イ）の実施例では、挟持片１
３の一方の外面に着脱用のロッド１４を、先端が斜めに
突出するように固着し、このロッド１４の先端にハイプ
Ｐを差し込むことにより挟持片１３をリブに着脱させ
る。Further, in the embodiment shown in FIG.
A rod 14 for attachment / detachment is fixed to one outer surface of the rod 3 so that the tip protrudes obliquely, and the holding piece 13 is attached / detached to / from the rib by inserting a hype P into the tip of the rod 14 .
【００２２】図６（ロ）の実施例では、Ｌ字状のロッド
１５の基部を挟持片１３に固着し、先端部１５ａを突出
させ、この先端部１５ａをハンマＨで打撃することによ
り、着脱を行う。In the embodiment shown in FIG. 6B, the base of the L-shaped rod 15 is fixed to the holding piece 13, the tip 15a is protruded, and the tip 15a is hit with a hammer H, so that the attachment / detachment is possible. I do.
【００２３】図６（ハ）の実施例では、挟持片１３の基
部部分の一方に外方に膨出する膨出部分１６を形成し、
この膨出部分１６をハンマＨで打撃することにより、着
脱を行う。In the embodiment shown in FIG. 6C, a bulging portion 16 bulging outward is formed on one of the base portions of the holding piece 13.
The swelling portion 16 is detached by hitting it with a hammer H.
【００２４】(5) ジョイント孔の補強 ジョイント孔５は、繰り返し荷重等による変形や摩耗を
防止するための補強が必要であり、鳩目方式の補強金具
１７をジョイント孔５に装着する。この補強金具１７
は、一方からジョイント孔５に取り付け、反対側をかし
めることにより固定する。(5) Reinforcement of Joint Hole The joint hole 5 needs to be reinforced to prevent deformation and wear due to repeated loads and the like, and an eyelet-type reinforcing bracket 17 is attached to the joint hole 5. This reinforcing bracket 17
Is fixed to the joint hole 5 from one side by caulking the other side.
【００２５】以上のような構成において、型枠１どうし
を挟み込みジョイント材１１で結合し、フラットコーン
１０の平板１０ａを凹部７，８に挿入して固定し、フォ
ームタイでばた材に固定する。In the above-described configuration, the molds 1 are sandwiched and connected by the joint material 11, the flat plate 10a of the flat cone 10 is inserted into the concave portions 7, 8 and fixed, and then fixed to the flap with a foam tie. .
【００２６】以上のような構成のＦＲＰ製型枠を使用し
た場合、次のような利点がある。The use of the FRP formwork having the above structure has the following advantages.
【００２７】 ＦＲＰ製であるため、軽量で高強度で
あり、またコンクリートとの剥離性に優れ、剥離材塗装
の必要がなく、使用後のケレン作業も殆ど不要である。
従って、作業の大幅な省力化が可能となる。Since it is made of FRP, it is lightweight and high-strength, has excellent peelability from concrete, does not need to be coated with a release material, and hardly needs to be used after use.
Therefore, it is possible to greatly reduce labor of the work.
【００２８】 マトリックスとして使用している樹脂
が熱硬化性であるため、従来のプラスチック型枠の課題
であったコンクリートの発熱温度による型枠材の変形を
抑制することができる。Since the resin used as the matrix is thermosetting, it is possible to suppress the deformation of the form material due to the heating temperature of concrete, which has been a problem of the conventional plastic form.
【００２９】 既存のＦＲＰ製型枠は、製品の製作方
法がプレス成形であり、引き抜き成形である本発明の型
枠と比べて強度が低い。従って、既存のＦＲＰ製型枠で
規定の強度を確保するためには重量が重くなる。本発明
では、例えば5.5Kg/枚程度( 鋼製型枠の約1/3)と軽量に
なり、持ち運び、組み立てが容易となる。[0029] The existing FRP mold has a lower strength than the mold of the present invention, in which the method of manufacturing the product is press molding, and which is a draw molding. Therefore, in order to secure the specified strength with the existing FRP mold, the weight increases. In the present invention, the weight is reduced to, for example, about 5.5 kg / sheet (about 1/3 of the steel mold), and the portable and the assembling are facilitated.
【００３０】 面板厚，縦リブ，横リブについては、
強度試験を実施し、必要最小限で設計しているため、型
枠製造・組立て過程において経済性に優れている。Regarding the face plate thickness, vertical ribs and horizontal ribs,
Since the strength test is performed and the design is made to the minimum necessary, it is economical in the process of manufacturing and assembling the formwork.
【００３１】 縦リブの外面に凹部を設けることによ
り、型枠面板に穴を明けずに締め付けるタイプのセパレ
ーターを使用することができる。By providing a concave portion on the outer surface of the vertical rib, it is possible to use a separator that is fastened without making a hole in the form face plate.
【００３２】 面で締め付ける挟み込み式ジョイント
材を使用することにより、ＦＲＰ製型枠の摩耗を軽減で
き、型枠への影響を抑えることができると共に、型枠間
を容易かつ迅速に結合することができる。By using a sandwich type joint material that is tightened with a surface, the wear of the FRP mold can be reduced, the influence on the mold can be suppressed, and the mold can be easily and quickly joined. it can.
【００３３】 ジョイント孔に補強金具を取り付ける
ことにより、繰り返し荷重等によるジョイント孔の変形
や摩耗を抑止することができる。By attaching a reinforcing metal fitting to the joint hole, deformation and wear of the joint hole due to a repeated load or the like can be suppressed.
【００３４】 鋼製型枠と同一の形状・寸法とするこ
とにより、鋼製型枠と互換性があり、鋼製型枠と混合し
て使用することもできる。By having the same shape and dimensions as the steel formwork, it is compatible with the steel formwork and can be used in combination with the steel formwork.
【００３５】 ＦＲＰ製であるため、断熱性に優れ、
寒中コンクリートの施工性などが向上する。また、ＦＲ
Ｐ製であるため、透光性があり、コンクリートの打設状
況が把握できる。Since it is made of FRP, it has excellent heat insulation properties,
The workability of cold concrete is improved. Also, FR
Since it is made of P, it has translucency and the concrete placing situation can be grasped.
【００３６】[0036]
【発明の効果】前述の通り、この発明に係るＦＲＰ製型
枠は、引き抜き成形等により一体成形される面板と縦リ
ブの接合部に隅肉部を設け、側部における縦リブの外面
にセパレータの平板連結具を収納し得る凹部を形成する
ようにし、さらに、挟み込み式ジョイント材により、型
枠どうしを連結するようにしたため、次のような効果を
奏する。As described above, the FRP mold according to the present invention has a fillet portion at the joint between the face plate and the vertical rib integrally formed by drawing or the like, and the separator is provided on the outer surface of the vertical rib on the side. Since the concave portion capable of accommodating the flat plate connecting tool is formed and the form frames are connected by the sandwiching joint material, the following effects are obtained.
【００３７】(1) より軽量のＦＲＰ型枠を得ることがで
き、持ち運び、組み立てが容易となり、作業効率が向上
すると共に、コストダウンを図れる。(1) It is possible to obtain a lighter weight FRP formwork, which makes it easier to carry and assemble, thereby improving work efficiency and reducing costs.
【００３８】(2) 型枠面板にセパレータ用の穴を明けず
に締め付けができるタイプのセパレータを使用すること
ができ、作業効率の向上等を図れる。(2) It is possible to use a separator which can be fastened without making a hole for the separator in the mold face plate, thereby improving the working efficiency.
【００３９】(3) 挟み込み式ジョイントにより、型枠へ
の悪影響を抑止することができると共に、型枠結合作業
を迅速に行うことができる。(3) The sandwiching joint can suppress adverse effects on the formwork, and can quickly perform the work of joining the formwork.
【図１】この発明に係るＦＲＰ製型枠を示す横断面図で
ある。FIG. 1 is a cross-sectional view showing an FRP mold according to the present invention.
【図２】（イ）は図１のＦＲＰ製型枠の裏面図、（ロ）
はその縦断面図である。FIG. 2A is a rear view of the FRP formwork of FIG. 1, FIG.
Is a longitudinal sectional view thereof.
【図３】側部における縦リブを示す断面図である。FIG. 3 is a sectional view showing a vertical rib on a side portion.
【図４】縦リブへのフラットコーンの取付け状態を示す
斜視図である。FIG. 4 is a perspective view showing a state in which a flat cone is attached to a vertical rib.
【図５】（イ）は型枠におけるねじりに対する試験を示
す斜視図、（ロ），（ハ），（ニ）はその試験結果を示
すグラフである。5A is a perspective view showing a test for torsion in a mold, and FIGS. 5B, 5C and 5D are graphs showing the test results. FIG.
【図６】（イ），（ロ），（ハ）は、挟み込み式ジョイ
ント材の種々の例を示す斜視図である。FIGS. 6A, 6B, and 6C are perspective views showing various examples of a sandwich-type joint member.
【図７】（イ）は補強金具を示す斜視図、（ロ）はその
断面図、（ハ）はそのＡ−Ａ視図，Ｂ−Ｂ視図である。7A is a perspective view showing a reinforcing metal fitting, FIG. 7B is a sectional view thereof, and FIG. 7C is an AA view and a BB view thereof.
１ 型枠 ２ 面板 ３ 縦リブ ４ 横リブ ５ ジョイント孔 ６ 隅肉部 ７ 連続凹部 ８ 局所凹部 ９ セパレーター １０ フラットコーン １０ａ 平板 １１ 挟み込みジョイント材 １１ａ 基板 １２ 取付けピン １３ 挟持片 １４ ロッド １５ ロッド １６ 膨出部分 １７ 補強金具 DESCRIPTION OF SYMBOLS 1 Form frame 2 Face plate 3 Vertical rib 4 Horizontal rib 5 Joint hole 6 Fillet part 7 Continuous concave part 8 Local concave part 9 Separator 10 Flat cone 10a Flat plate 11 Nipping joint material 11a Substrate 12 Mounting pin 13 Nipping piece 14 Rod 15 Rod 16 Swelling Part 17 Reinforcement bracket
フロントページの続き (72)発明者 高本 彰 東京都新宿区荒木町13番地の４ 住友建 設株式会社内 (72)発明者 堀井 淳 大阪府大阪市中央区高麗橋４丁目１番１ 号 株式会社日本触媒大阪本社内 (72)発明者 ▲藪▼本 英登 大阪府大阪市中央区高麗橋４丁目１番１ 号 株式会社日本触媒大阪本社内 (72)発明者 鉛谷 和男 兵庫県三田市テクノパーク８−１ 日本 ポリエステル株式会社三田工場内 (72)発明者 小林 満男 兵庫県三田市テクノパーク８−１ 日本 ポリエステル株式会社三田工場内 (56)参考文献 実開 平３−71053（ＪＰ，Ｕ) 実開 昭60−75540（ＪＰ，Ｕ) 実公 昭48−24986（ＪＰ，Ｙ２) 実公 昭55−11396（ＪＰ，Ｙ２)Continued on the front page (72) Inventor Akira Takamoto 4-13, Arakicho, Shinjuku-ku, Tokyo Sumitomo Construction Co., Ltd. (72) Inventor Atsushi Horii 4-1-1 Koraibashi, Chuo-ku, Osaka-shi, Osaka Nippon Shokubai headquarters (72) Inventor ▲ Yabu ▼ Hideto Moto 4-1-1 Komyobashi, Chuo-ku, Osaka-shi, Osaka Nippon Shokubai Osaka headquarters (72) Inventor Kazuo Yatani Techno Park, Mita-shi, Hyogo 8 -1 Japan Polyester Co., Ltd. Mita Factory (72) Inventor Mitsuo Kobayashi 8-1 Techno Park, Mita City, Hyogo Prefecture Japan Polyester Co., Ltd. Mita Factory (56) Reference Real Opening 3-71053 (JP, U) Real Opening 60-75540 (JP, U) Jiko 48-4986 (JP, Y2) Jiko 55-11396 (JP, Y2)
Claims (3)
ラスチックから構成してなるＦＲＰ製型枠において、薄板状の 面板と、この面板の裏面に間隔をおいて複数配
設される薄板状の縦リブと、面板と各縦リブの接合隅角
部に設けた隅肉部と、型枠の両側部に位置する縦リブの
外面の面板表裏方向の両端部に突設されて隣接する型枠
の縦リブどうしを当接させた状態でセパレータの平板連
結具を収納し得る連続凹部を形成する突出部とを、同一
材料を使用して成形方向が縦リブ長手方向の一体引抜成
形により形成し、面板側の前記突出部には、セパレータ
の平板連結具を挿入配置可能な局所凹部を設け、前記各
縦リブ間には横リブを取り付けたことを特徴とするＦＲ
Ｐ製型枠。1. An FRP mold comprising a face plate, vertical ribs and horizontal ribs made of fiber reinforced plastic, a thin plate-shaped face plate, and a plurality of face plates arranged on the back surface of the face plate at intervals.
Of the vertical ribs of the thin plate, the fillet part provided at the joint corner of the face plate and each vertical rib, and the vertical ribs located on both sides of the formwork.
Formwork protruding from both ends in the front and back direction of the outer face plate and adjacent to each other
With the vertical ribs in contact with each other
And a projecting portion forming a continuous recess capable of accommodating the binding device, using the same materials and formed by integral pultrusion formed <br/> shaped molding direction is vertical rib longitudinal direction, the protruding portion of the face plate side , Separator
Characterized in that a local recess is provided in which the flat plate connector can be inserted and arranged , and a horizontal rib is attached between the vertical ribs.
P formwork.
て、外周における縦リブおよび横リブに形成したジョイ
ント孔に基部の取付けピンが挿入され、隣接する型枠の
リブどうしを面で挟持する挟持片を先端部に有する挟み
込み式ジョイント材により、型枠どうしを連結すること
を特徴とするＦＲＰ製型枠。2. The FRP mold according to claim 1, wherein base mounting pins are inserted into joint holes formed in the vertical ribs and the lateral ribs on the outer periphery, and the ribs of the adjacent molds are sandwiched between surfaces. A formwork made of FRP, wherein the forms are connected to each other by a sandwiching joint material having a holding piece at a tip portion.
て、ジョイント孔には、このジョイント孔に挿通され端
部がジョイント孔周縁部を覆う形状の補強金具が取り付
けられていることを特徴とするＦＲＰ製型枠。3. The FRP mold according to claim 2, wherein the joint hole is provided with a reinforcing bracket that is inserted into the joint hole and has an end covering a peripheral edge of the joint hole. FRP formwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5158606A JP2612408B2 (en) | 1993-06-29 | 1993-06-29 | FRP formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5158606A JP2612408B2 (en) | 1993-06-29 | 1993-06-29 | FRP formwork |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0718854A JPH0718854A (en) | 1995-01-20 |
| JP2612408B2 true JP2612408B2 (en) | 1997-05-21 |
Family
ID=15675380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5158606A Expired - Fee Related JP2612408B2 (en) | 1993-06-29 | 1993-06-29 | FRP formwork |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2612408B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MY172102A (en) * | 2013-07-24 | 2019-11-14 | Paul Doyle Phillip | Semi rigid precast wall system |
| JP6501140B2 (en) * | 2014-11-11 | 2019-04-17 | 株式会社大林組 | How to build a large cross section tunnel |
| JP7217029B2 (en) * | 2020-04-28 | 2023-02-02 | 有限会社 伊藤 | Alignment jig used for aligning center component members |
| JP7274685B2 (en) * | 2020-04-28 | 2023-05-17 | 島工業Ｈｄ株式会社 | Alignment Jig Used in Alignment Method for Center Constituent Members and Alignment Auxiliary Jig Used Together with Alignment Jig |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4317879Y1 (en) * | 1964-10-02 | 1968-07-24 | ||
| JPS4824986U (en) * | 1971-07-29 | 1973-03-24 | ||
| JPS5241222U (en) * | 1975-09-12 | 1977-03-24 | ||
| JPS5511396U (en) * | 1978-07-10 | 1980-01-24 | ||
| JPS6075540U (en) * | 1983-10-31 | 1985-05-27 | 秋山鉄工建設株式会社 | Formwork for concrete pouring |
| JPS6221225U (en) * | 1985-07-23 | 1987-02-07 | ||
| JPS6231549U (en) * | 1985-08-13 | 1987-02-25 | ||
| JPS6334855U (en) * | 1986-08-25 | 1988-03-05 | ||
| JP3071053U (en) * | 2000-02-16 | 2000-08-22 | 春日製紙工業株式会社 | Toilet paper roll |
-
1993
- 1993-06-29 JP JP5158606A patent/JP2612408B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0718854A (en) | 1995-01-20 |
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