JPS63194051A - Refractory coating construction method of reinforcing bar - Google Patents
Refractory coating construction method of reinforcing barInfo
- Publication number
- JPS63194051A JPS63194051A JP2520587A JP2520587A JPS63194051A JP S63194051 A JPS63194051 A JP S63194051A JP 2520587 A JP2520587 A JP 2520587A JP 2520587 A JP2520587 A JP 2520587A JP S63194051 A JPS63194051 A JP S63194051A
- Authority
- JP
- Japan
- Prior art keywords
- felt material
- fiber felt
- steel frame
- fireproof coating
- coating method
- 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
- 238000000576 coating method Methods 0.000 title claims description 15
- 238000010276 construction Methods 0.000 title description 8
- 239000011248 coating agent Substances 0.000 title description 4
- 230000003014 reinforcing effect Effects 0.000 title 1
- 239000000463 material Substances 0.000 claims description 41
- 239000000835 fiber Substances 0.000 claims description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 239000011230 binding agent Substances 0.000 claims description 6
- 239000012784 inorganic fiber Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 3
- 239000011491 glass wool Substances 0.000 claims description 3
- 239000011490 mineral wool Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 239000008119 colloidal silica Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- NOESYZHRGYRDHS-UHFFFAOYSA-N insulin Chemical compound N1C(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(NC(=O)CN)C(C)CC)CSSCC(C(NC(CO)C(=O)NC(CC(C)C)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CCC(N)=O)C(=O)NC(CC(C)C)C(=O)NC(CCC(O)=O)C(=O)NC(CC(N)=O)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CSSCC(NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2C=CC(O)=CC=2)NC(=O)C(CC(C)C)NC(=O)C(C)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2NC=NC=2)NC(=O)C(CO)NC(=O)CNC2=O)C(=O)NCC(=O)NC(CCC(O)=O)C(=O)NC(CCCNC(N)=N)C(=O)NCC(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC(O)=CC=3)C(=O)NC(C(C)O)C(=O)N3C(CCC3)C(=O)NC(CCCCN)C(=O)NC(C)C(O)=O)C(=O)NC(CC(N)=O)C(O)=O)=O)NC(=O)C(C(C)CC)NC(=O)C(CO)NC(=O)C(C(C)O)NC(=O)C1CSSCC2NC(=O)C(CC(C)C)NC(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CC(N)=O)NC(=O)C(NC(=O)C(N)CC=1C=CC=CC=1)C(C)C)CC1=CN=CN1 NOESYZHRGYRDHS-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 102000004877 Insulin Human genes 0.000 description 1
- 108090001061 Insulin Proteins 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229940125396 insulin Drugs 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Building Environments (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、建物の鉄骨を耐火材で被覆する耐火被覆工法
の改良に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to an improvement in a fireproof coating method for covering the steel frame of a building with a fireproof material.
［従来の技術］
従来、鉄骨の耐水被覆工法として、特開昭５７−１９７
３４９号公報に繊維フェルト材を貼付ける工法が開示さ
れている。[Prior art] Conventionally, as a water-resistant coating method for steel frames, Japanese Patent Application Laid-Open No. 57-197
No. 349 discloses a method of pasting fiber felt material.
上記ＳＮ記載の耐火被覆工法は、耐火材として。The fireproof coating method described in SN above is used as a fireproof material.
ロックウール、セラミックファイバー、グラスウール等
の無機質繊維を層状に形成した繊維フェルト材を用い、
その繊維フェルト材を無機質接着剤あるいは溶接ビンで
鉄骨に貼付ける工法であって、前記繊維フェルト材の使
用による主なる特徴として、鉄骨の耐火被覆材としてす
ぐれた性能を具備していること、ナイフや鋏などで簡単
に切断できる。粉應の発生がないこと、鉄骨の角部の曲
面部、屈曲部などへ隙間なく貼付ることができること。Using fiber felt material made of layers of inorganic fibers such as rock wool, ceramic fiber, and glass wool,
This is a construction method in which the fiber felt material is attached to the steel frame using an inorganic adhesive or a welding bottle, and the main features of using the fiber felt material are that it has excellent performance as a fireproof covering material for the steel frame, and a knife. It can be easily cut with scissors, etc. It should not cause powder scum, and it should be able to be attached to curved corners, bent parts, etc. of steel frames without any gaps.
建物内の騒音、振動の吸収効果があること、軽量である
から鉄骨に与える荷重負担が少ないこと、接着剤や溶接
ピンで容易に貼付けることができる、ことなどが挙げら
れている。Some of the benefits include that it has the effect of absorbing noise and vibration within a building, that it is lightweight so it does not place much load on the steel frame, and that it can be easily attached with adhesive or welding pins.
［発明が解決しようとする問題点］
しかし、上記工法で使用する繊維フェルト材は、繊維を
層状に固めて形成したものであるから、鉄骨の屈曲部、
角部、曲面部に対する屈曲性が良いといっても完全なも
のではない、また、取扱い中、あるいは切断時に多少の
粉塵を発生する。[Problems to be Solved by the Invention] However, since the fiber felt material used in the above construction method is formed by compacting fibers in layers, it may cause damage to the bent parts of the steel frame,
Although it has good flexibility at corners and curved surfaces, it is not perfect, and some dust is generated during handling or cutting.
［問題点を解決するための手段］
本発明は、無機質繊維を無機質バインダーを含浸した湿
潤状態の繊維フェルト材を耐火被覆材として用い、この
湿潤状態の繊維フェルト材を鉄骨面に取付け、乾燥硬化
させ、そのまま耐火被覆層とすることによって、上述し
た問題点の解決を図ったものである。[Means for Solving the Problems] The present invention uses a wet fiber felt material in which inorganic fibers are impregnated with an inorganic binder as a fireproof covering material, attaches the wet fiber felt material to a steel frame surface, and then dry-hardens the wet fiber felt material. The above-mentioned problems are solved by using the same as a fireproof coating layer.
［発明の実施例］
本発明の耐火被覆工法で使用する湿潤状態の繊維フェル
ト材は、セラミックファイバー、ロックウール、グラス
ウール等の無機質繊維からなるフェｌし ト状物に、例
えばコロイダルシリカ等の無機質バインダーを含浸させ
る周知の手段によって容易に得られる。[Embodiments of the Invention] The wet fiber felt material used in the fireproof coating method of the present invention is a felt material made of inorganic fibers such as ceramic fibers, rock wool, and glass wool. It is easily obtained by known means of impregnating with a binder.
一上記の如くして得られた湿潤状態の繊維フェルト材は
、常温で乾燥して硬化するので、保存しておく場合には
、ポリエチレンフィルムのようなプラスチック製の袋体
に収納しておくのがよい。- The wet fiber felt material obtained as described above dries and hardens at room temperature, so if you want to store it, store it in a plastic bag such as polyethylene film. Good.
また、湿潤状態の繊維フェルト材は、予め一定の寸法に
切断したものでもよいが、第１図に示すように、繊維フ
ェルト材Ａを帯状に形成し、ビニール等の離形シート１
を重ねてロール状に巻き付けた状態で保存しておければ
、使用長さ分だけをカットして使用できるので、便利で
ある。The fiber felt material in a wet state may be cut into a certain size in advance, but as shown in FIG.
It is convenient to store it in a roll-like state, because you can cut it to the desired length and use it.
第２図乃至第４図に示したものは、耐火材被覆工法の実
施例であって、第２図は湿潤状態の繊維フェルト材Ａを
Ｈ型梁鉄骨２に取付けた例を示し。2 to 4 are examples of the fireproof coating method, and FIG. 2 shows an example in which a wet fiber felt material A is attached to an H-shaped beam steel frame 2.
第３図はＨ型柱鉄骨３に取付けた例を示し、また。Figure 3 shows an example of installation on an H-shaped column steel frame 3.
第４図は角柱鉄骨４に取付けた例を示したものである。FIG. 4 shows an example in which it is attached to a prismatic steel frame 4.
前記湿潤状態の繊維フェルト材Ａを鉄骨面に固定保持す
る手段としては、インサルピン５を鉄骨面に瞬間接着剤
で止めておき、フェルト材を突き刺し、座金６を装着し
て固定する寸法が簡便である。前記インサルピン５は溶
接ガンで溶接することもできる０図面中、７はスラブで
ある。As a means for fixing and holding the fiber felt material A in a wet state on the steel surface, a simple method is to fix the insul pin 5 to the steel surface with instant adhesive, pierce the felt material, and attach the washer 6 to fix it. be. The insul pin 5 can also be welded with a welding gun. In the drawing, 7 is a slab.
上記の如く鉄骨面に取付けられた湿潤状態の繊維フェル
ト材は、常温で硬化し、そのまま耐火被覆層に形成され
る、。The wet fiber felt material attached to the steel frame surface as described above hardens at room temperature and is directly formed into a fireproof coating layer.
上記実施例の繊維フェルト材は、繊維層単体としである
が、それに金網または不繊布あるいは両者を重ねて一体
にして構成すれば、フェルト材の強度増大が得られる。The fibrous felt material of the above embodiments has a single fibrous layer, but the strength of the felt material can be increased by integrally constructing the fibrous layer with wire mesh, nonwoven fabric, or both.
また、上記実施例は、現場施工の例として示したが、鉄
骨のジヨイント部を除き、先付は施工で取付けておくこ
ともできる。Furthermore, although the above embodiment has been shown as an example of on-site construction, the pre-fittings can also be installed by construction, except for the joint portion of the steel frame.
［発明の効果］
本発明の鉄骨の耐火被覆工法によれば、耐火被覆材とし
て、無機質バインダーを含む湿潤状態の繊維フェルト材
を使用し、それを鉄骨面に取付けるものであるから、繊
維フェルト材の長所が充分に活かされ、下記の効果が得
られる。[Effects of the Invention] According to the fireproof coating method for steel frames of the present invention, wet fiber felt material containing an inorganic binder is used as the fireproof coating material and is attached to the steel frame surface. By making full use of its advantages, the following effects can be obtained.
（１）湿潤状態にある繊維フェルト材は、従来の繊維フ
ェルト材と同様に、鉄骨の耐火被覆材として優れた性能
を具備している。(1) The fiber felt material in a wet state has excellent performance as a fireproof covering material for steel frames, similar to conventional fiber felt materials.
（２）湿潤状態の繊維フェルト材は、３６０度まで屈曲
可能であり、従来の乾燥状の繊維フェルト材に比べ、柔
軟性及び可撓性に格段と優れているので、鉄骨の端部、
角部１曲面部、配管回りなどへ隙間なくピッタリと貼付
けることができる。(2) Wet fiber felt material can be bent up to 360 degrees, and has far superior flexibility and flexibility compared to conventional dry fiber felt material, so the ends of steel frames,
It can be attached perfectly to corners, curved surfaces, around piping, etc. without any gaps.
（３）湿潤状態の繊維フェルト材の使用によれば、乾燥
状の繊維フェルト材に比べ、耐火被覆施工の時の粉塵の
発生もなく作業性もさらに向上改善させることができる
。(3) By using a wet fiber felt material, compared to a dry fiber felt material, there is no generation of dust during fireproof coating construction, and workability can be further improved.
（４）湿潤状態の繊維フェルト材は、鉄骨面に取付けら
れたあと、鉄骨面にピッタリと当接した状態で硬化する
ので、鉄骨面とのあいだに隙間を生じない耐火被覆とす
ることができる。(4) After the wet fiber felt material is attached to the steel frame surface, it hardens while in perfect contact with the steel frame surface, so it can be used as a fireproof covering that does not leave any gaps between the steel frame surface and the steel frame surface. .
（５）湿潤状態の繊維フェルト材は、突っ張りがないの
で、保存に適したロール状にするのが極めて容易である
。(5) Since the fiber felt material in a wet state has no tension, it is extremely easy to form it into a roll suitable for storage.
（６）また、湿潤状態の繊維フェルト材の使用によれば
、前述したように、無機質バインダーにより強固な成形
体となるため、耐火被覆先付は工法が可能となり、工期
の短縮や後付は施工時の高所危険作業を防ぐことができ
る。(6) In addition, as mentioned above, by using fiber felt material in a wet state, the inorganic binder creates a strong molded product, so it is possible to apply the fireproof coating first, shorten the construction period, and make it possible to add it later. Dangerous work at heights during construction can be prevented.
第１図は本発明の耐火被覆工法に使用する繊維フェルト
材の一例を示す斜視図、第２図乃至第今図は繊維フェル
ト材で鉄骨を被覆した状態を示す鉄骨部分の断面図であ
る。
Ａ・・・湿潤状態の繊維フェルト材、
１・・・離形シート、
２．３．４・・・鉄骨、
５・・・インサルピン、
６・・・座金、
７・・・スラブ。
特許出願人 ニチアス株式会社
第１図
第２図FIG. 1 is a perspective view showing an example of the fiber felt material used in the fireproof coating method of the present invention, and FIGS. 2 to 2 are cross-sectional views of the steel frame portion showing the steel frame covered with the fiber felt material. A... Fiber felt material in wet state, 1... Release sheet, 2.3.4... Steel frame, 5... Insulin pin, 6... Washer, 7... Slab. Patent applicant: NICHIAS Co., Ltd. Figure 1 Figure 2
Claims (4)
主材とし、それに無機質バインダーを含浸した湿潤状態
の繊維フェルト材を用い、この湿潤状態の繊維フェルト
材を鉄骨面に取付け、乾燥硬化させ、そのまま耐火被覆
層とすることを特徴とする鉄骨の耐火被覆工法。(1) As the fireproof covering material for covering the steel frame, a wet fiber felt material made of inorganic fibers and impregnated with an inorganic binder is used, and this wet fiber felt material is attached to the steel frame surface and dried and hardened. , a fireproof coating method for steel frames, which is characterized in that it is used as a fireproof coating layer as it is.
クウール、グラスウールのいずれかを用いる特許請求の
範囲第１項記載の鉄骨の耐火被覆工法。(2) The fireproof coating method for steel frames according to claim 1, which uses ceramic fiber, rock wool, or glass wool as the inorganic fiber.
いる特許請求の範囲第１項記載の鉄骨の耐火被覆工法。(3) The fireproof coating method for steel frames according to claim 1, in which colloidal silica is used as the inorganic binder.
たインサルピンに突き刺して取付ける特許請求の範囲第
１項記載の鉄骨の耐火被覆工法。(4) The fireproof coating method for a steel frame according to claim 1, in which a wet fiber felt material is attached by piercing an insul pin adhesively fixed to the steel frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2520587A JPS63194051A (en) | 1987-02-05 | 1987-02-05 | Refractory coating construction method of reinforcing bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2520587A JPS63194051A (en) | 1987-02-05 | 1987-02-05 | Refractory coating construction method of reinforcing bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63194051A true JPS63194051A (en) | 1988-08-11 |
| JPH0437215B2 JPH0437215B2 (en) | 1992-06-18 |
Family
ID=12159450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2520587A Granted JPS63194051A (en) | 1987-02-05 | 1987-02-05 | Refractory coating construction method of reinforcing bar |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63194051A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016140156A1 (en) * | 2015-03-02 | 2016-09-09 | 藤田 鉦則 | Molded body, construction material, vehicle, ship, aircraft, and electrical appliance comprising the molded body, and method for producing molded body |
| JP2017002668A (en) * | 2015-06-15 | 2017-01-05 | 鉦則 藤田 | Building material for window structure and fire door structure, and window structure and fire door structure including the same |
| KR20170084039A (en) | 2014-11-14 | 2017-07-19 | 미쯔비시 케미컬 주식회사 | Heat-insulating protective member for skid post, and method for applying heat-insulating protective member for skid post |
| JP2019210786A (en) * | 2018-06-08 | 2019-12-12 | 積水ハウス株式会社 | Fire resistive covering structure, fire resistive covering material and construction method of fire resistive covering structure |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2928242B1 (en) * | 1998-08-04 | 1999-08-03 | プロセット株式会社 | Fireproof structure of steel structure and construction method of fireproof material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5518673A (en) * | 1978-07-28 | 1980-02-08 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Ionized radiation sensitive negative type resist |
| JPS60112947A (en) * | 1983-11-19 | 1985-06-19 | 株式会社長谷川工務店 | Refractory coating construction method of iron skeletal structure |
-
1987
- 1987-02-05 JP JP2520587A patent/JPS63194051A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5518673A (en) * | 1978-07-28 | 1980-02-08 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Ionized radiation sensitive negative type resist |
| JPS60112947A (en) * | 1983-11-19 | 1985-06-19 | 株式会社長谷川工務店 | Refractory coating construction method of iron skeletal structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170084039A (en) | 2014-11-14 | 2017-07-19 | 미쯔비시 케미컬 주식회사 | Heat-insulating protective member for skid post, and method for applying heat-insulating protective member for skid post |
| US10590598B2 (en) | 2014-11-14 | 2020-03-17 | Mitsubishi Chemical Corporation | Heat-insulating protective member for skid post and method for applying the heat-insulating protective member for skid post |
| WO2016140156A1 (en) * | 2015-03-02 | 2016-09-09 | 藤田 鉦則 | Molded body, construction material, vehicle, ship, aircraft, and electrical appliance comprising the molded body, and method for producing molded body |
| JP2017002668A (en) * | 2015-06-15 | 2017-01-05 | 鉦則 藤田 | Building material for window structure and fire door structure, and window structure and fire door structure including the same |
| JP2019210786A (en) * | 2018-06-08 | 2019-12-12 | 積水ハウス株式会社 | Fire resistive covering structure, fire resistive covering material and construction method of fire resistive covering structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0437215B2 (en) | 1992-06-18 |
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