JPH03129035A - Floor structure - Google Patents
Floor structureInfo
- Publication number
- JPH03129035A JPH03129035A JP23151689A JP23151689A JPH03129035A JP H03129035 A JPH03129035 A JP H03129035A JP 23151689 A JP23151689 A JP 23151689A JP 23151689 A JP23151689 A JP 23151689A JP H03129035 A JPH03129035 A JP H03129035A
- Authority
- JP
- Japan
- Prior art keywords
- spring material
- additional mass
- bolt
- fixed
- spring
- 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.)
- Pending
Links
- 239000004567 concrete Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 41
- 230000006866 deterioration Effects 0.000 abstract 2
- 230000035939 shock Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000006261 foam material Substances 0.000 description 4
- 230000007774 longterm Effects 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000013040 rubber vulcanization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Floor Finish (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、床衝撃音の防止を図った床構造に関するも
のである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a floor structure designed to prevent floor impact noise.
従来、床衝撃音防止のために建築物にダイナミックダン
パーを取付けたものが知られている（例えば、実開昭５
９−１１３４３２号）。このダイナミックダンパーは、
バネ材にフオーム材料を使用し、広い範囲の周波数で効
果を発揮し、非常に有効であることが実証されている。Conventionally, dynamic dampers have been installed in buildings to prevent floor impact noise (for example, the
No. 9-113432). This dynamic damper is
It uses foam material for the spring material and is effective over a wide range of frequencies, and has been proven to be very effective.
バネ材としてフオーム材料を使用し、このフオーム材料
に付加質量を貼付した従来例では、ネジ等による機械的
な固着方法が採用できず、接着剤を使用していた。しか
しながら、接着剤の耐久性と接着の信頼性が施工品質に
左右される等の不都合があるとともに、ダイナミックダ
ンパーを建築物に取付ける際の作業性に問題があり、さ
らにダイナミックダンパーを取付けた後に接着硬化まで
の養生方法に問題が残った。さらに、フオーム材料は、
発泡体であるから、長時間の使用により物性変化が生ず
る可能性があり、信頼性に劣るおそれがあった。In conventional examples in which a foam material is used as a spring material and an additional mass is attached to this foam material, a mechanical fixing method using screws or the like cannot be adopted, and an adhesive is used. However, there are disadvantages such as the durability of the adhesive and the reliability of the adhesive depending on the construction quality, and there are problems with workability when installing the dynamic damper on a building. Problems remained with the curing method until hardening. Furthermore, the foam material
Since it is a foam, there is a possibility that the physical properties may change due to long-term use, and there is a risk that the reliability will be poor.
そこで、この発明は作業性を容易にするとともに、長時
間の使用による物性変化から発生する不都合を解消する
とともに、施工すべき床に応じた周波数の微妙なチュー
ニングを可能にした床構造を提供することを目的とする
。Therefore, the present invention provides a floor structure that facilitates workability, eliminates inconveniences caused by changes in physical properties due to long-term use, and allows delicate tuning of frequencies depending on the floor to be constructed. The purpose is to
上述の目的を達成するため、この発明は、床基盤にバネ
材を脱着可能に取付け、バネ材に付加質量を取外し可能
に取付けたものである。In order to achieve the above-mentioned object, the present invention is such that a spring material is removably attached to a floor base, and an additional mass is removably attached to the spring material.
バネ材を床基盤に脱着可能に取付けるために、長期間の
使用による物性変化から発生する不都合が生じたときに
は、バネ材を容易に交換できる。Since the spring material is removably attached to the floor base, the spring material can be easily replaced if any inconvenience occurs due to changes in physical properties due to long-term use.
また、このバネ材に取付ける付加質量も取外し可能であ
り、微妙なチューニングが可能となるとともに、付加質
量の取付は位置の調整も容易となる。Further, the additional mass attached to this spring material is also removable, allowing delicate tuning, and the attachment position of the additional mass can be easily adjusted.
以下に、この発明の好適な実施例を図面を参照にして説
明する。Preferred embodiments of the present invention will be described below with reference to the drawings.
第１図に示す第１実施例では、コンクリートスラブ等の
床基盤１に貫通孔２を形成し、バネ材３の上面に設けた
バネ材支持板４に固着したボルト５を挿通し、このボル
ト５の上端にワッシャー６およびナツト７を取付ける。In the first embodiment shown in FIG. 1, a through hole 2 is formed in a floor base 1 such as a concrete slab, and a bolt 5 fixed to a spring material support plate 4 provided on the upper surface of a spring material 3 is inserted through the through hole 2. Attach washer 6 and nut 7 to the upper end of 5.
バネ材３の下面に設けたバネ材支持板４にもボルト８を
固着してあり、ワッシャー９とナツト１０により付加質
量１１を取付ける。バネ材３は、ゴム材料等が好適であ
り、ゴム加硫時にバネ材支持板４を加硫接着する。第２
図はバネ材３０両面にボルト５．８が設けられた第１実
施例のものを示す。A bolt 8 is also fixed to a spring material support plate 4 provided on the lower surface of the spring material 3, and an additional mass 11 is attached using a washer 9 and a nut 10. The spring material 3 is preferably made of a rubber material, and the spring material support plate 4 is vulcanized and bonded during rubber vulcanization. Second
The figure shows a first embodiment in which bolts 5.8 are provided on both sides of the spring material 30.
第３図に示す第２実施例は、バネ材３の下面のバネ材支
持板４′に雌ねじ部１２を形成してあり、この雌ねじ部
１２にボルト１３を付加質量１１を挿通して嵌め込む。In the second embodiment shown in FIG. 3, a female threaded portion 12 is formed on a spring material support plate 4' on the lower surface of a spring material 3, and a bolt 13 is inserted into this female threaded portion 12 by inserting an additional mass 11 into it. .
第４図は、第２実施例の変形例を示し、バネ材３を逆さ
に使用した例を示す。FIG. 4 shows a modification of the second embodiment, in which the spring material 3 is used upside down.
この例ではボルト５に付加質量１１を取付ける。In this example, an additional mass 11 is attached to the bolt 5.
第５図に示す第３実施例は、コンクリートスラブ等の床
基盤ｌに外周にねじ山が形成された第６図に示すような
アンカー１４を埋め込み、このアンカー１４の内周面に
形成された雌ねじ■５にボルト５を捩じ込むように構成
したものを示す。In the third embodiment shown in FIG. 5, an anchor 14 as shown in FIG. 6 with threads formed on the outer periphery is embedded in a floor base l such as a concrete slab, and a screw thread is formed on the inner peripheral surface of this anchor 14. A configuration in which a bolt 5 is screwed into a female thread 5 is shown.
第７図に示す第４実施例は、コンクリートスラブ等の床
基盤１にアンカーソケット１６を埋め込み、このアンカ
ーソケット１６の開口部１７にバネ材支持板４′に形成
された爪１８を挿入し回転させることにより爪１８がア
ンカーソケット１６内に係合するように構成したもので
ある。In the fourth embodiment shown in FIG. 7, an anchor socket 16 is embedded in a floor base 1 such as a concrete slab, and a claw 18 formed on a spring support plate 4' is inserted into an opening 17 of the anchor socket 16 and rotated. By doing so, the pawl 18 is configured to engage within the anchor socket 16.
第８図は第５実施例を示し、バネ材３として剪断型防振
ゴムを使用したものであり、第１〜４実施例に示す圧縮
型防振ゴムを使用したバネ材３に比べて、同一材質、同
一ボリュームのゴムであっても、より低周波数域での改
善が望める。FIG. 8 shows a fifth embodiment, in which a shear type vibration isolating rubber is used as the spring material 3, and compared to the spring material 3 using compression type vibration isolating rubber shown in the first to fourth embodiments, Even if the rubber is made of the same material and has the same volume, improvements in the lower frequency range can be expected.
上述した何れの実施例でもバネ材３は原基１ＪＸ１に対
して脱着可能であるとともに付加質量１１に対しても取
外し可能に構成しである。In any of the embodiments described above, the spring material 3 is configured to be detachable from the primordium 1JX1, and also to be detachable from the additional mass 11.
第９図は床基盤１の下面にバネ材３を脱着可能に取付け
、このバネ材３に付加質量１１を取外し可能に取付けた
例を示すものであり、この例では床基盤１の下面にダイ
ナミックダンパーを設置した例を示すが、床基盤ｌの上
面に設置しても差し支えない。この場合、原基＃、１上
には床材が下方に空間を設けて設置され、この空間内に
ダイナミックダンパーが設けられる。バネ材支持板４．
４′４′およびボルト５．８は鉄材を用いるのが好まし
い。また、付加質量１１としても鉄材（鋼板）を用いる
のが好ましいが、他にセメン）ｌｆｆｌ、鉄筋入りセメ
ント板等が考えられる。FIG. 9 shows an example in which a spring material 3 is removably attached to the lower surface of the floor base 1, and an additional mass 11 is removably attached to the spring material 3. An example is shown in which a damper is installed, but it may also be installed on the top surface of the floor base l. In this case, a floor material is installed on the primordium #, 1 with a space provided below, and a dynamic damper is provided within this space. Spring material support plate 4.
4'4' and bolts 5.8 are preferably made of iron. Further, it is preferable to use an iron material (steel plate) as the additional mass 11, but other materials such as cement plate, reinforced concrete plate, etc. can be considered.
第１０図及び第１１図に示す第６実施例は、バネ材３を
付加質量ＩＩに取付け、バネ材３にボルト５を固着し、
このボルト５を床基盤１の貫通孔２に挿通し、ボルト５
の上端にワッシャー６およびナツト７を取付けたもので
ある。このバネ材３は、ゴム材料等で第１１図に示すよ
うな形状に形成してあり、付加質量１１に形成した孔１
１Ａにボルト５とともに強制的に挿入すれば、付加質量
１１にバネ材３を簡単に取付けることができる。In the sixth embodiment shown in FIGS. 10 and 11, a spring material 3 is attached to the additional mass II, a bolt 5 is fixed to the spring material 3,
Insert this bolt 5 into the through hole 2 of the floor base 1, and
A washer 6 and a nut 7 are attached to the upper end. The spring material 3 is made of a rubber material or the like and has a shape as shown in FIG.
The spring material 3 can be easily attached to the additional mass 11 by forcibly inserting it together with the bolt 5 into the additional mass 11.
この第６実施例ではバネ材３と付加質量１１との結合工
数を低減させることができるとともに、付加質量１１の
形状が上面中央部を台形状に隆起させた形状であるため
、同一重量の平板状の付加質量１１を用いる場合に比較
して高さを小さく抑えることができる。In this sixth embodiment, it is possible to reduce the number of man-hours required to connect the spring material 3 and the additional mass 11, and since the shape of the additional mass 11 is a trapezoidal raised central part of the upper surface, a flat plate of the same weight can be used. The height can be kept small compared to the case where the additional mass 11 having a shape is used.
第１２図及び第１３図に示す第７実施例は、第６実施例
で使用した付加質量１１をバネ材３で挟んだものを示す
。第１３図において、６′はワッシャー、７′はナツト
を示す。この第７実施例も付加質量１１の形状により高
さを小さく抑えることができる。The seventh embodiment shown in FIGS. 12 and 13 shows the additional mass 11 used in the sixth embodiment sandwiched between spring members 3. In FIG. 13, 6' is a washer and 7' is a nut. In this seventh embodiment as well, the height can be kept small due to the shape of the additional mass 11.
以上説明したように、この発明によれば、コンクリート
スラブ等の床基盤にバネ材を脱着可能に取付け、バネ材
に付加質量を取外し可能に取付けたので、バネ材が劣化
したときには簡単に取り替えることができる。また、付
加質量の周波数に対する微調整も容易に行うことができ
る。また、ボルトを用いるものでは、接着剤を使用しな
いために、接着剤を使用するときの種々の不都合を回避
することができる。As explained above, according to the present invention, the spring material is removably attached to the floor base such as a concrete slab, and the additional mass is removably attached to the spring material, so when the spring material deteriorates, it can be easily replaced. Can be done. Further, fine adjustment of the frequency of the additional mass can be easily performed. Furthermore, since bolts are not used, various inconveniences that would otherwise occur when using adhesives can be avoided.
第１図はこの発明の第１実施例を示す断面図、第２図は
バネ材の斜視図、第３図は第２実施例を示す断面図、第
４図は第２実施例の変形例を示す断面図、第５図は第３
実施例を示す断面図、第６図は床基盤に埋め込むアンカ
ーの斜視図、第７図は第４実施例を示す斜視図、第８図
は第５実施例を示す断面図、第９図は施工例を示す一部
断面の斜視図、第１Ｏ図は第６実施例を示す断面図、第
１１図は第６実施例におけるボルトと付加質量の斜視図
、第１２図は第７実施例を示す断面図、第１３図は第７
実施例におけるボルト、ナツト、ゴム材の斜視図である
。
１・・・床基盤、
３・・・バネ、
１１・・・付加質量。Fig. 1 is a sectional view showing the first embodiment of the invention, Fig. 2 is a perspective view of the spring material, Fig. 3 is a sectional view showing the second embodiment, and Fig. 4 is a modification of the second embodiment. 5 is a sectional view showing the 3rd
6 is a perspective view of the anchor embedded in the floor base, FIG. 7 is a perspective view of the fourth embodiment, FIG. 8 is a sectional view of the fifth embodiment, and FIG. 9 is a perspective view of the anchor embedded in the floor base. A partially cross-sectional perspective view showing a construction example, Figure 1O is a cross-sectional view showing the sixth embodiment, Figure 11 is a perspective view of the bolt and additional mass in the sixth embodiment, and Figure 12 shows the seventh embodiment. The sectional view shown in Fig. 13 is the 7th
It is a perspective view of a bolt, a nut, and a rubber material in an example. 1... Floor base, 3... Spring, 11... Additional mass.
Claims (1)
に取付け、 バネ材に付加質量を取外し可能に取付けたことを特徴と
する床構造。[Claims] 1. A floor structure characterized in that a spring material is removably attached to a floor base such as a concrete slab, and an additional mass is removably attached to the spring material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18845689 | 1989-07-20 | ||
| JP1-188456 | 1989-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03129035A true JPH03129035A (en) | 1991-06-03 |
Family
ID=16224024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23151689A Pending JPH03129035A (en) | 1989-07-20 | 1989-09-08 | Floor structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03129035A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006028845A (en) * | 2004-07-14 | 2006-02-02 | Tokai Rubber Ind Ltd | Floor structure |
| JP2006037399A (en) * | 2004-07-23 | 2006-02-09 | Tokai Rubber Ind Ltd | Floor structure |
| JP2006070494A (en) * | 2004-08-31 | 2006-03-16 | Tokai Rubber Ind Ltd | Floor structure |
-
1989
- 1989-09-08 JP JP23151689A patent/JPH03129035A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006028845A (en) * | 2004-07-14 | 2006-02-02 | Tokai Rubber Ind Ltd | Floor structure |
| JP2006037399A (en) * | 2004-07-23 | 2006-02-09 | Tokai Rubber Ind Ltd | Floor structure |
| JP2006070494A (en) * | 2004-08-31 | 2006-03-16 | Tokai Rubber Ind Ltd | Floor structure |
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