JPH0464669A - Drop-preventive repairing structure for wall, etc., and constructing method thereof - Google Patents
Drop-preventive repairing structure for wall, etc., and constructing method thereofInfo
- Publication number
- JPH0464669A JPH0464669A JP17588190A JP17588190A JPH0464669A JP H0464669 A JPH0464669 A JP H0464669A JP 17588190 A JP17588190 A JP 17588190A JP 17588190 A JP17588190 A JP 17588190A JP H0464669 A JPH0464669 A JP H0464669A
- Authority
- JP
- Japan
- Prior art keywords
- wall
- carbon material
- adhesive
- perforation
- walls
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 12
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 36
- 239000000853 adhesive Substances 0.000 claims description 40
- 230000001070 adhesive effect Effects 0.000 claims description 40
- 230000008439 repair process Effects 0.000 claims description 20
- 230000002265 prevention Effects 0.000 claims description 16
- 239000000835 fiber Substances 0.000 abstract description 12
- 239000011083 cement mortar Substances 0.000 abstract description 6
- 239000007767 bonding agent Substances 0.000 abstract 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 7
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000003822 epoxy resin Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 241000269821 Scombridae Species 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000020640 mackerel Nutrition 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 241001526284 Percus <genus> Species 0.000 description 1
- 241000221535 Pucciniales Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この出願の発明は、老朽化した建築物における壁等の落
下防止補修構造、及び壁等の落下防止補修工法に関する
ものである。[Detailed Description of the Invention] [Field of Industrial Application] The invention of this application relates to a repair structure for preventing walls, etc. from falling in aged buildings, and a method for repairing walls, etc. to prevent falls.
（従来の技術〕
従来、この種の壁等の落下防止補修構造としては、外壁
を貫通し内壁に至る穿孔に、ステンレスピンと接着剤を
充填したものが存在した。(Prior Art) Conventionally, as this type of fall prevention repair structure for walls, etc., there has been one in which a hole penetrating the outer wall and reaching the inner wall is filled with stainless steel pins and adhesive.
また、この種の壁等の落下防止補修工法としては、外壁
を貫通し内壁に至る穿孔を設け、この穿孔の全域に接着
剤を注入し、さらにこの接着剤を注入した穿孔に、穿孔
の開口部から底部に至る長さのステンレスピンを挿入し
ていた。In addition, as a repair method for preventing falls of this type of wall, etc., a hole is made that penetrates the outer wall to the inner wall, an adhesive is injected into the entire area of the hole, and then an opening of the hole is injected into the hole where the adhesive is injected. A stainless steel pin with a length extending from the top to the bottom was inserted.
〔発明が解決しようとする課題］
しかしながら、上記従来の壁等の落下防止補修構造では
、穿孔に充填したステンレスピンに錆が生じ、耐用年数
が短くなるという課題を有すると共に、本来的にステン
レスピンと接着剤との馴染みが悪く、接着強度の低下を
きたすという課題を有していた。[Problems to be Solved by the Invention] However, in the above-mentioned conventional fall prevention repair structure for walls, etc., there is a problem that the stainless steel pin filled in the hole rusts, shortening the service life. This has had the problem of poor compatibility with adhesives, resulting in a decrease in adhesive strength.
さらに、上記従来の壁等の落下防止補修工法では、穿孔
の全域に先に接着剤を注入してから、後でステンレスビ
ンを挿入するために、先に注入した接着剤が穿孔から溢
れ出ることがあり、この溢れ出た接着剤を取り除く作業
が必要であるという課題を有すると共に、ステンレスビ
ンを後テ挿入するため、工法的に見てこのステンレスビ
ンの入れ忘れが起こり、壁等の落下防止の補修に不良個
所が発生するという課題を有していた。Furthermore, in the conventional fall prevention repair method for walls, etc., adhesive is first injected into the entire area of the perforation and then a stainless steel bottle is inserted later, so the adhesive injected first overflows from the perforation. There is a problem in that it is necessary to remove the overflowing adhesive, and since the stainless steel bottle is inserted later, it is possible to forget to insert the stainless steel bottle from a construction method point of view, and it is difficult to prevent walls from falling. There was a problem in that defective parts occurred during repair.
そこで、この出願の発明は、上記従来の壁等の落下防止
補修構造及びその工法が有する課題を解決することを目
的としてなされたものである。Therefore, the invention of this application was made for the purpose of solving the problems of the conventional fall prevention repair structure for walls and the like and its construction method.
そのため、この出願の発明の壁等の落下防止補修構造は
、外壁（２）を貫通し内壁（３）に至る穿孔（１）に、
炭素材（４）と接着剤（５）を充填したものとしている
。Therefore, the fall prevention repair structure for walls, etc. of the invention of this application has a hole (1) that penetrates the outer wall (2) and reaches the inner wall (3).
It is filled with carbon material (4) and adhesive (5).
さらに、この出願の発明の壁等の落下防止補修工法は、
ａ、外壁（２）を貫通し内壁（３）に至る穿孔（１）を
設ける工程、ｂ、前記穿孔（１）に、穿孔（１）の開口
部から底部に至る長さの炭素材（４）を挿入する工程、
Ｃ８前記炭素材（４）を挿入した穿孔（１）の全域に接
着剤（５）を注入する工程、の各工程を備えたものとし
ている〔作用］
この出願の発明は、上記手段を施したため、次のような
作用を有する。Furthermore, the method for repairing walls, etc. to prevent falls of the invention of this application is as follows:
a. Providing a perforation (1) that penetrates the outer wall (2) and reaches the inner wall (3); b. A carbon material (4) having a length extending from the opening of the perforation (1) to the bottom of the perforation (1). ),
C8: Injecting the adhesive (5) into the entire area of the perforation (1) into which the carbon material (4) is inserted [Operation] The invention of this application has the above-mentioned means. , has the following effects.
この出願の発明の壁等の落下防止補修構造は、穿孔（１
）に充填した炭素材（４）には鯖が生じることがな（、
また炭素材（４）は接着剤（５）との馴染みも良い。The fall prevention repair structure for walls, etc. of the invention of this application has perforations (1
) Filled with carbon material (4), mackerel does not form (,
Furthermore, the carbon material (4) has good compatibility with the adhesive (5).
この出願の発明の壁等の落下防止補修工法は、穿孔（１
）に先に炭素材（４）を挿入してから、後で接着′１ｆ
ｉ（５）を注入するため、この接着剤（５）は穿孔（１
）から溢れ出ることがなく、また炭素材（４）を先に挿
入するため、工法的に見てこの炭素材（４）の入れ忘れ
は起こらない。The method of repairing walls, etc. to prevent falls of the invention of this application is based on the perforation (1
) first insert the carbon material (4), and then glue '1f
In order to inject i (5), this adhesive (5) is inserted into the perforation (1
), and since the carbon material (4) is inserted first, there is no chance of forgetting to insert the carbon material (4) from a construction method point of view.
以下、この出願の発明の壁等の落下防止補修構造及びそ
の工法を、実施例として示した図面に基づいて詳細に説
明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The fall prevention repair structure for walls, etc. and its construction method according to the invention of this application will be described in detail below based on drawings shown as examples.
第１図は、この出願の発明の壁等の落下防止補修構造の
断面図を示している。（１）は、セメントモルタル等の
外壁（２）を貫通し、躯体コンクリート等の内壁（３）
に至る穿孔である。そして、この穿孔（１）に、炭素材
（４）と接着剤（５）を充填したものとしている。FIG. 1 shows a cross-sectional view of the fall prevention repair structure for walls, etc. of the invention of this application. (1) penetrates the outer wall (2) made of cement mortar, etc., and penetrates the inner wall (3) made of concrete, etc.
This is a perforation that leads to . The perforation (1) is filled with a carbon material (4) and an adhesive (5).
前記穿孔（１）は、その径を炭素材（４）の径よりも１
閣程度大きなものとするのが好ましく、また深さは外壁
（２）の厚さにも左右されるが内壁（３）の３０閣程度
の深さに達するものとするのが好ましい。The diameter of the perforation (1) is 1 larger than the diameter of the carbon material (4).
It is preferable to make it about as large as a cabinet, and the depth depends on the thickness of the outer wall (2), but it is preferable to reach a depth of about 30 cabinets of the inner wall (3).
前記炭素材（４）は、第３図（ａ）に示したような無撚
りの長繊維束、第３図（ｂ）に示したような無撚りの長
繊維の組紐、第３図（ｃ）に示したような棒体等を使用
することができるが、これらに限定されるものではない
、また、炭素材（４）として、繊維を使用した場合には
、接着剤（５）との接触面積が増加し、接着強度に優れ
たものとなる。The carbon material (4) may be a non-twisted long fiber bundle as shown in FIG. 3(a), a non-twisted long fiber braid as shown in FIG. 3(b), or a braid of non-twisted long fibers as shown in FIG. ) can be used, but it is not limited to these. Also, when fiber is used as the carbon material (4), it can be used with the adhesive (5). The contact area increases, resulting in excellent adhesive strength.
前記接着剤（５）は、一般に合成樹脂等の有機系のもの
が使用されるが、特にエポキシ樹脂が炭素材（４）との
馴染みが良いので最適である。また、接着剤（５）とし
て、必要に応じセメント等の無機系ものを使用すること
も可能である。The adhesive (5) is generally an organic adhesive such as a synthetic resin, but epoxy resin is particularly suitable because it is compatible with the carbon material (4). Furthermore, as the adhesive (5), it is also possible to use an inorganic adhesive such as cement, if necessary.
以上ように構成されたこの出願の発明の壁等の落下防止
補修構造の接着強度を測定するために、次に示すような
試験を行った。In order to measure the adhesive strength of the fall prevention repair structure for walls, etc. of the invention of this application constructed as described above, the following test was conducted.
（試験方法）
（１）平面引張試験
建研式単軸引張試験器により平面引張強度を測定して外
壁の接着強度（Ｐ）を測定する。(Test Method) (1) Plane Tensile Test The plane tensile strength is measured using a Kenken type uniaxial tensile tester to measure the adhesive strength (P) of the outer wall.
Ｐ ＝ −□ （ｋｇ／ｄ）
（Ｇ：破断時のゲージ圧力、Ｓ：供試体面積）（２）使
用機器
建築研究所油圧ジヤツキ（測定能カニ１５゜Ｏｋｇ、油
圧搬送：手動ピストン）
（３）使用炭素材
三菱レイヨン■製の炭素材「パイロフィル」（商品名）
：無撚りの長繊維束１０Ｋ、２０Ｋ、３０Ｋ、４０Ｋ、
５０Ｋ（繊維本数：ＩＫ＝１０００本）、無撚りの長繊
維の組紐、丸棒（５■φ）
（４）使用接着剤
コニシ■の製エポキシ樹脂
（５）外壁：セメントモルタル
（６）内壁二ＩＩ体コンクリート
（試験結果）
測定数値、接着強度、破断状況を表■に示す。P = -□ (kg/d) (G: Gauge pressure at rupture, S: Specimen area) (2) Equipment used: Building Research Institute hydraulic jack (measuring capacity crab 15°Okg, hydraulic conveyance: manual piston) (3 ) Carbon material used: Mitsubishi Rayon carbon material “Pyrofil” (product name)
: Untwisted long fiber bundle 10K, 20K, 30K, 40K,
50K (number of fibers: IK = 1000), untwisted long fiber braid, round bar (5 φ) (4) Adhesive used: Konishi epoxy resin (5) External wall: cement mortar (6) Inner wall 2 Body II concrete (test results) Measured values, adhesive strength, and fracture conditions are shown in Table ■.
表■
（以下余白）
第２図（ａ）〜（ｅ）は、この出願の発明の壁等の落下
防止補修方法の工程を示す説明図である先ず、第２図（
ａ）に示したように、セメントモルタル等の外壁（２）
をテストハンマーにより打診し、マーキングする。この
工程により、躯体コンクリート等の内壁（３）からセメ
ントモルタル等の外壁（２）が浮かび上がっている個所
を確認する。Table 2 (blank space below) Figures 2 (a) to (e) are explanatory diagrams showing the steps of the method for repairing walls, etc., to prevent falls, according to the invention of this application.
As shown in a), the outer wall (2) is made of cement mortar, etc.
percuss and mark with a test hammer. Through this process, locations where the outer wall (2) made of cement mortar etc. is rising from the inner wall (3) made of concrete etc. of the building frame are confirmed.
次に、第２図（ｂ）に示したように、ドリル（６）等に
より前記外壁（２）を貫通し内壁（３）に至る穿孔（１
）を設ける。そして、エアー等を吹き付けて穿孔（１）
内の切粉等を除去する。この穿孔（１）は、その径を後
述する炭素材（４）の径よりも１腫程度大きなものとし
、また深さを内壁（３）の３０■程度の深さに達するも
のとした。Next, as shown in FIG. 2(b), a drill (6) or the like is used to penetrate the outer wall (2) and reach the inner wall (3).
) will be established. Then, blow air etc. to make holes (1)
Remove chips, etc. inside. The diameter of the perforation (1) was approximately 1 inch larger than the diameter of the carbon material (4), which will be described later, and the depth was approximately 30 mm deep into the inner wall (3).
さらに、第２図（Ｃ）に示したように、前記穿孔（１）
に、穿孔（１）の開口部から底部に至る長さの炭素材（
４）を挿入する。この炭素材（４）は、第３図（ａ）に
示したような無撚りの長繊維束、第３図（ｂ）に示した
ような無撚りの長繊維の組紐、第３図（ｃ）に示したよ
うな棒体等を使用することができるが、これらに限定さ
れるものではない、また、炭素材（４）として、繊維を
使用した場合には、接着剤（５）との接触面積が増加し
、接着強度に優れたものとなる。Furthermore, as shown in FIG. 2(C), the perforation (1)
, a length of carbon material (from the opening to the bottom of the perforation (1)
4) Insert. This carbon material (4) can be a non-twisted long fiber bundle as shown in FIG. 3(a), a braid of non-twisted long fibers as shown in FIG. 3(b), or ) can be used, but it is not limited to these. Also, when fiber is used as the carbon material (4), it can be used with the adhesive (5). The contact area increases, resulting in excellent adhesive strength.
次に、第２図（ｄ）に示したように、前記炭素材（４）
を挿入した穿孔（１）の全域に接着剤（５）を注入する
。この場合、接着剤（５）は穿孔（１）から外壁（２）
と内壁（３）の間に生した浮き空間（７）にも行き渡る
ようにする。前記接着剤（５）は、一般に合成樹脂等の
有機系のものが使用され、グリスガン（８）等で穿孔（
１）の底部から徐々に注入される。また、接着剤（５）
にエポキシ樹脂を使用した場合には、このエポキシ樹脂
は炭素材（４）との馴染みが良く最適である。そして、
接着剤（５）を注入した後、２４時間以上振動を与えな
い状態で養生する。Next, as shown in FIG. 2(d), the carbon material (4)
Adhesive (5) is injected into the entire area of the perforation (1) into which the was inserted. In this case, the adhesive (5) is applied from the perforation (1) to the outer wall (2).
and the floating space (7) between the inner wall (3) and the inner wall (3). The adhesive (5) is generally an organic adhesive such as a synthetic resin, and is perforated with a grease gun (8) or the like.
1) It is gradually injected from the bottom. Also, adhesive (5)
When an epoxy resin is used, this epoxy resin is optimal because it has good compatibility with the carbon material (4). and,
After injecting the adhesive (5), it is cured without vibration for 24 hours or more.
その後、第２図（ｅ）に示したように、前記穿孔（１）
の開口部をモルタルやパテ等のシール材（９）で表面仕
上げを行う。そして、セメントモルタル等の外壁（２）
をテストハンマーにより打診し、接着剤（５）の固定状
況等を確認する。Then, as shown in FIG. 2(e), the perforation (1)
Finish the surface of the opening with a sealing material (9) such as mortar or putty. And the outer wall (2) made of cement mortar etc.
percussion with a test hammer to check the fixation status of the adhesive (5), etc.
この出願の発明の壁等の落下防止補修構造及びその工法
は、以上に述べたように構成されているので、次のよう
な効果を有する。The fall prevention repair structure for walls, etc. and its construction method according to the invention of this application are configured as described above, and therefore have the following effects.
この出願の発明の壁等の落下防止補修構造は、穿孔（１
）に充填した炭素材（４）には鯖が生じることがないの
で、耐用年数が非常に長いものとなる。また、炭素材（
４）は接着剤（５）との馴染みも良いので、接着強度の
低下をきたすということもない。The fall prevention repair structure for walls, etc. of the invention of this application has perforations (1
) The carbon material (4) filled in the carbon material (4) does not cause mackerel formation, so it has a very long service life. In addition, carbon material (
Since 4) is compatible with adhesive (5), it does not cause a decrease in adhesive strength.
この出願の発明の壁等の落下防止補修工法は、穿孔（１
）に先に炭素材（４）を挿入してから、後で接着剤（５
）を注入するため、この接着剤（５）は穿孔（１）から
溢れ出ることがないので、溢れ出た接着剤を取り除（作
業が不要となり、その分作業工程が簡略化できる。また
、炭素材（４）を先に挿入するため、工法的に見てこの
炭素材（４）の入れ忘れは起こらず、壁等の落下防止の
補修に不良個所が発生するということはない。The method of repairing walls, etc. to prevent falls of the invention of this application is based on the perforation (1
) first insert the carbon material (4), then apply the adhesive (5) later.
), this adhesive (5) does not overflow from the perforation (1), so the overflowing adhesive is removed (no work is required, which simplifies the work process. Since the carbon material (4) is inserted first, there is no chance of forgetting to insert the carbon material (4) from a construction method point of view, and no defective parts will occur during repairs to prevent walls from falling.
第１図は、この出願の発明の壁等の落下防止補修構造の
断面図。第２図（ａ）〜（ｅ）は、この出願の発明の壁
等の落下防止補修工法の工程を示す説明図。第３図（ａ
）〜（ｃ）は、この出願の発明の壁等の落下防止補修構
造及びその工法に用いられる炭素材の斜視図。
（１）・・・穿孔 （２）・・・外壁（３）・・・
内壁 （４）・・・炭素材（５）・・・接着剤FIG. 1 is a sectional view of a fall prevention repair structure for walls, etc. according to the invention of this application. FIGS. 2(a) to 2(e) are explanatory diagrams showing the steps of the fall prevention repair method for walls, etc. of the invention of this application. Figure 3 (a
) to (c) are perspective views of the fall prevention repair structure for walls and the like of this application and the carbon material used in the construction method. (1)...Perforation (2)...Outer wall (3)...
Inner wall (4)...Carbon material (5)...Adhesive
Claims (1)
、炭素材（４）と接着剤（５）を充填したことを特徴と
する壁等の落下防止補修構造。 ２、ａ、外壁（２）を貫通し内壁（３）に至る穿孔（１
）を設ける工程、 ｂ、前記穿孔（１）に、穿孔（１）の開口部から底部に
至る長さの炭素材（４）を挿入する工程、 ｃ、前記炭素材（４）を挿入した穿孔（１）の全域に接
着剤（５）を注入する工程 の各工程を備えることを特徴とする壁等の落下防止補修
工法。[Claims] 1. A falling wall, etc., characterized in that a perforation (1) that penetrates an outer wall (2) and reaches an inner wall (3) is filled with a carbon material (4) and an adhesive (5). Prevention repair structure. 2, a, perforation (1) passing through the outer wall (2) and reaching the inner wall (3)
), b. Inserting into the perforation (1) a carbon material (4) with a length extending from the opening of the perforation (1) to the bottom; c. The perforation into which the carbon material (4) has been inserted. A fall prevention repair method for walls, etc., characterized by comprising each step of injecting an adhesive (5) into the entire area of (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17588190A JPH0694730B2 (en) | 1990-07-02 | 1990-07-02 | Wall fall prevention repair structure and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17588190A JPH0694730B2 (en) | 1990-07-02 | 1990-07-02 | Wall fall prevention repair structure and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0464669A true JPH0464669A (en) | 1992-02-28 |
| JPH0694730B2 JPH0694730B2 (en) | 1994-11-24 |
Family
ID=16003844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17588190A Expired - Lifetime JPH0694730B2 (en) | 1990-07-02 | 1990-07-02 | Wall fall prevention repair structure and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0694730B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100432318B1 (en) * | 2001-08-24 | 2004-05-22 | 김기태 | use a carbon point the existing structure of repair & reinforcement method or construction |
| CN101949221A (en) * | 2010-08-23 | 2011-01-19 | 华侨大学 | Method for reinforcing slate building roof |
| CN108166776A (en) * | 2018-01-25 | 2018-06-15 | 成都市第二建筑工程公司 | The repairing structure and method for repairing and mending at metope hollowing position |
-
1990
- 1990-07-02 JP JP17588190A patent/JPH0694730B2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100432318B1 (en) * | 2001-08-24 | 2004-05-22 | 김기태 | use a carbon point the existing structure of repair & reinforcement method or construction |
| CN101949221A (en) * | 2010-08-23 | 2011-01-19 | 华侨大学 | Method for reinforcing slate building roof |
| CN108166776A (en) * | 2018-01-25 | 2018-06-15 | 成都市第二建筑工程公司 | The repairing structure and method for repairing and mending at metope hollowing position |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0694730B2 (en) | 1994-11-24 |
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