JPH0247416A - Buoyant body of underwater-type corruption-water-disperse-preventing membrane - Google Patents
Buoyant body of underwater-type corruption-water-disperse-preventing membraneInfo
- Publication number
- JPH0247416A JPH0247416A JP19738488A JP19738488A JPH0247416A JP H0247416 A JPH0247416 A JP H0247416A JP 19738488 A JP19738488 A JP 19738488A JP 19738488 A JP19738488 A JP 19738488A JP H0247416 A JPH0247416 A JP H0247416A
- Authority
- JP
- Japan
- Prior art keywords
- buoyant body
- underwater
- cylindrical
- diffusion prevention
- buoyant
- 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
- 239000012528 membrane Substances 0.000 title claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000009792 diffusion process Methods 0.000 claims description 22
- 230000002265 prevention Effects 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 241001474374 Blennius Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Cleaning Or Clearing Of The Surface Of Open Water (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】
ａ、 産業上の利用分野
本発明は、水中式の汚濁水拡散防止膜に使用される浮力
体の構造に関するものであり、特に、該浮力体の体積を
増減させ得るように構成した水中式汚濁水拡散防止膜の
浮力体に関する。Detailed Description of the Invention a. Field of Industrial Application The present invention relates to the structure of a buoyant body used in a submersible polluted water diffusion prevention membrane, and in particular, the volume of the buoyant body can be increased or decreased. The present invention relates to a buoyant body for a submersible polluted water diffusion prevention membrane configured as follows.
ｂ、 従来の技術
従来、水中式汚濁水拡散防止膜の浮力体の構造体として
は、第６図あるいは第７図に記載したものが存在する。b. Prior Art Conventionally, as a structure of a buoyant body of an underwater polluted water diffusion prevention membrane, there is one shown in FIG. 6 or 7.
かかる浮力体１０１ は、空気を密封した長尺な円筒状
鋼管１０２をカバー１０３にて被覆したもの（第６図に
示した浮力体）、あるいは中空状の複数のプラスチック
容器１０４をロープ１０５にて連結し、該容器の連続体
を強靭な保護カバー１０６にて被覆した構造のもの（第
７図に示した浮力体）である。Such a buoyant body 101 may be a long cylindrical steel pipe 102 sealed with air covered with a cover 103 (the buoyant body shown in FIG. 6), or a plurality of hollow plastic containers 104 covered with a rope 105. This is a structure in which the continuous body of containers is covered with a strong protective cover 106 (the buoyant body shown in FIG. 7).
Ｃ１発明が解決しようとする課題
しかしながら、上述した従来の浮力体の構造においては
、その体積の増減を図ることができないため、浮力調整
を行なうことができず、例えばカーテン１０７に貝、海
藻あるいは遊理等が付着し、その重量が増加した場合に
おいても、該浮力体１０１に働く浮力を増加させること
はできず、カーテン１０７を水面下の所定位置に保持す
ることが不可能であった。C1 Problem to be Solved by the Invention However, in the structure of the conventional buoyant body described above, it is not possible to increase or decrease its volume, so buoyancy cannot be adjusted. Even if the weight of the buoyant body 101 increases due to adhesion of debris, it is not possible to increase the buoyant force acting on the buoyant body 101, making it impossible to hold the curtain 107 at a predetermined position below the water surface.
また、水中式汚濁水拡散防止膜は水面下に設置するもの
であるため、上述した浮力体１０１ は、カーテン１０
７及びその下方に取付けるウェイト等の重量により、全
体としては沈む構造に設計されているため、該防止膜を
船等において水面上を曳航することはできず、その設置
、撤去が困難なものであった。In addition, since the submersible polluted water diffusion prevention membrane is installed under the water surface, the above-mentioned buoyant body 101 is similar to the curtain 10.
Because the overall structure is designed to sink due to the weight of 7 and the weights attached below it, the preventive membrane cannot be towed on the water surface by a ship, etc., and it is difficult to install and remove it. there were.
本発明は、上述した従来構造の浮力体が有する種々の課
題に鑑みなされたものであって、その目的は、浮力調整
可能な水中式汚濁水拡散防止膜の浮力体を提供すること
にある。The present invention has been made in view of the various problems that the buoyant body of the conventional structure described above has, and its purpose is to provide a buoyant body for an underwater polluted water diffusion prevention membrane whose buoyancy can be adjusted.
ｄ、 課題を解決するための手段
本発明は、上述した課題を解決するため、その要旨は、
２本以上の長尺な浮力体の内、少なくとも１本を可撓性
ある筒状浮力体とし、該筒状浮力体内部に圧縮ガスを供
給し、あるいは該筒体浮力体内部の圧縮ガスを排出させ
ることにより、その筒状浮力体の体積を変更し得るよう
に構成したことを特徴とする水中式汚濁水拡散防止膜の
浮力体にある。d. Means for Solving the Problems In order to solve the above-mentioned problems, the gist of the present invention is as follows:
At least one of the two or more elongated buoyant bodies is a flexible cylindrical buoyant body, and compressed gas is supplied to the inside of the cylindrical buoyant body, or the compressed gas inside the cylindrical buoyant body is A buoyant body of an underwater polluted water diffusion prevention membrane is characterized in that the volume of the cylindrical buoyant body can be changed by discharging the buoyant body.
ｅ、 実施例
以下、本発明の一実施例を添付図面に従って詳細に説明
する。e. Example Hereinafter, an example of the present invention will be described in detail with reference to the accompanying drawings.
ここで、第１図は水中式汚濁水拡散防止膜の一般的な作
用を説明するための概念図、第２図は水中式汚濁水拡散
防止膜の一部切欠斜視図である。Here, FIG. 1 is a conceptual diagram for explaining the general operation of a submersible polluted water diffusion prevention membrane, and FIG. 2 is a partially cutaway perspective view of the submersible polluted water diffusion prevention membrane.
図中１は水中式汚濁水拡散防止膜であり、該膜１は図示
した如く水面下に設置し、一定の深さから海底まで、あ
るいは海中空間に中吊りする状態で配置され、これによ
り海中における水流の方向を変え、流れ来る遊理が堆積
し易い形を採るものである。水中式汚濁水拡散防止膜ｌ
の浮力体２は、第２図に示す如（２本の長尺な筒状浮力
体２ａ、２ｂにより形成されており、該筒状浮力体２ａ
、２ｂは可撓性を付与するため、材質として紡績糸又は
フィラメント糸によって織成されたカバー３、及びその
内側にゴムあるいは合成樹脂エラストマーを内張りにし
た気密性に優れた筒状浮体４とにより構成されている。1 in the figure is a submersible polluted water diffusion prevention membrane, and as shown in the figure, the membrane 1 is installed under the water surface and placed from a certain depth to the seabed or suspended in the underwater space. This method changes the direction of the water flow in the area, and adopts a shape that makes it easier for the flowing debris to accumulate. Submersible polluted water diffusion prevention membrane
The buoyancy body 2 is as shown in FIG.
, 2b is provided with flexibility by a cover 3 woven from spun yarn or filament yarn as a material, and a cylindrical floating body 4 with excellent airtightness lined with rubber or synthetic resin elastomer. It is configured.
なお、かかる筒状浮力体２ａ、２ｂは、その内部に圧縮
ガスを供給することにより膨らみ円筒状となるが（第２
図中、２ａの状態）、圧縮ガスを排出した際は縮み偏平
となり （第２図中、２ｂの状Ｈ）、巻き上げたり、折
り畳んでコンパクトにすることが可能となる。なお、上
述した筒状浮力体２ａ、２ｂは、その母線に沿って突出
したヒレ部５ａ、５ｂを有しており、該ヒレ部５ａ、５
ｂの端部にはカーテン６が一体的に縫着あるいはハトメ
等の手段により固定されている。また筒状浮力体２ａ、
２ｂへの圧縮ガスの供給あるいは排出は、第３図に示し
た如く筒状浮力体２ａ、２ｂの端部同士を連結するフラ
ンジ継手７に設けられた圧縮ガス供給口８ａ、８ｂに、
各々ホース９ａ、９ｂを連結し、該ホース９ａ、９ｂの
他端を三方弁１０ａ、 １０ｂを介して圧縮ガス供給装
置１１に連結することによりなされている。なお、第３
図及び第４図中１２は、フランジ継手７部分が沈み込む
のを防止するための補助ブイ、１３はホースが連結され
た三方弁１０ａ、 １０ｂを水面上に維持しておくため
の補助ブイである。Note that the cylindrical buoyant bodies 2a and 2b expand into a cylindrical shape by supplying compressed gas inside them (second
When the compressed gas is discharged, it shrinks and becomes flat (state 2b in FIG. 2), and can be rolled up or folded to make it compact. The cylindrical buoyant bodies 2a, 2b described above have fins 5a, 5b that protrude along their generatrix.
A curtain 6 is integrally fixed to the end of b by means such as sewing or eyelets. Moreover, the cylindrical buoyant body 2a,
The compressed gas is supplied to or discharged from the cylindrical buoyancy bodies 2a and 2b through compressed gas supply ports 8a and 8b provided in the flange joint 7 that connects the ends of the cylindrical buoyancy bodies 2a and 2b, as shown in FIG.
The hoses 9a and 9b are connected to each other, and the other ends of the hoses 9a and 9b are connected to a compressed gas supply device 11 via three-way valves 10a and 10b. In addition, the third
In the figure and Figure 4, 12 is an auxiliary buoy to prevent the 7 part of the flange joint from sinking, and 13 is an auxiliary buoy to keep the three-way valves 10a and 10b connected to the hoses above the water surface. be.
本発明にかかる水中式汚濁水拡散防止膜に使用される浮
力体は、上述の如く構成されているため、該膜ｌを設置
する際は、第５図（ａ）に示す如く両筒状浮力体２ａ、
２ｂに圧縮ガスを供給し、その体積を増加させることに
より水面上に浮かせ、その状態で船等により曳航するこ
とにより現場まで運ぶ。Since the buoyancy body used in the underwater polluted water diffusion prevention membrane according to the present invention is constructed as described above, when installing the membrane 1, the buoyancy body of both cylinders as shown in FIG. body 2a,
By supplying compressed gas to 2b and increasing its volume, it floats on the water surface, and in this state is transported to the site by being towed by a ship or the like.
現場到着後、曳航を容易にするため巻き上げられていた
カーテン６を、第５図伽）に示す如く下に降す、その際
、カーテン６はその下方に取付けられたウェイト１４の
存在により、鉛直方向に張った状態となる。つぎに、筒
状浮力体２ａ、２ｂの一方の浮力体２ｂから圧縮ガスを
徐々に排出させ、その体積を減少させることにより浮力
を失わしめ、汚濁水拡散防止膜ｌ全体を第５図ｔｅｌに
示す如く沈降させる。その後、該膜ｌが水流等により移
動するのを防止するため、第５図（ｄｌの如く海底アン
カー１５にロープ１６によって固定する。After arriving at the site, the curtain 6, which had been rolled up to facilitate towing, is lowered as shown in Fig. It becomes stretched in the direction. Next, the compressed gas is gradually discharged from one of the cylindrical buoyant bodies 2a and 2b, and its volume is reduced to lose buoyancy, and the entire polluted water diffusion prevention membrane l is made as shown in Fig. 5, tel. Let settle as shown. Thereafter, in order to prevent the membrane 1 from moving due to water currents, etc., it is fixed to a seabed anchor 15 with a rope 16 as shown in FIG. 5 (dl).
水中式汚濁水拡散防止膜１は、上述した作業にて設置す
ることができ、また撤去する際は、その逆の作業を行な
うことにより容易に撤去作業ができる。なお、圧縮ガス
の供給は、筒状浮力体２ａ、２ｂに連結されたホース９
ａ、９ｂに圧縮ガス供給装置１１からの圧縮ガスを供給
することにより行なう、また圧縮ガスの排出は、上記ホ
ース９ａ、９ｂの途中に設置された三方弁１０ａ、 １
０ｂを大気中に開放することにより行なう。The submersible polluted water diffusion prevention membrane 1 can be installed by the above-mentioned operation, and can be easily removed by performing the reverse operation. The compressed gas is supplied by a hose 9 connected to the cylindrical buoyant bodies 2a and 2b.
The compressed gas is supplied from the compressed gas supply device 11 to the hoses 9a and 9b, and the compressed gas is discharged through three-way valves 10a and 10 installed in the middle of the hoses 9a and 9b.
This is done by exposing 0b to the atmosphere.
以上、本発明の一実施例につき説明したが、本発明は既
述の実施例に限定されるものではなく、本発明の技術的
思想に基づいて、各種の変形及び変更が可能である。Although one embodiment of the present invention has been described above, the present invention is not limited to the embodiment described above, and various modifications and changes can be made based on the technical idea of the present invention.
例えば、上記実施例においては、浮力体２を２本の長尺
な筒状浮力体２ａ、２ｂとしたが、２本に限定されるも
のではなく、例えば３本あるいは４本とすることにより
、より微妙な浮力調整可能な浮力体としても良い、また
、実施例では保管及び運搬の便宜を考慮し、２本の浮力
体の両者を可撓性ある筒状浮力体２ａ、２ｂとしたが、
少なくとも１本をその体積が変更し得る可撓性ある浮力
体とすれば良く、また浮力体は、ゴム製等の単一材料に
よって形成したものであっても、本発明の目的を達成し
得るものとなる。さらに、圧縮ガスの供給及び排出手段
は上記実施例による他、現在実施されている種々の給気
、排気手段を採用し得るものである。For example, in the above embodiment, the buoyancy bodies 2 are two long cylindrical buoyancy bodies 2a and 2b, but the number is not limited to two, for example, by using three or four, It is also possible to use a buoyancy body whose buoyancy can be adjusted more delicately.Also, in the embodiment, considering the convenience of storage and transportation, the two buoyancy bodies are both flexible cylindrical buoyancy bodies 2a and 2b.
At least one of them may be a flexible buoyant body whose volume can be changed, and even if the buoyant body is made of a single material such as rubber, the object of the present invention can be achieved. Become something. Further, as the compressed gas supply and discharge means, in addition to the above-mentioned embodiments, various currently used air supply and exhaust means may be employed.
ｆ、 発明の効果
本発明にかかる水中式汚濁水拡散防止膜の浮力体は、上
述の如く浮力調整可能に構成したため、例えば、カーテ
ンに貝、海藻あるいは遊理等が付着し、その重量が増加
した場合においても、該浮力体に働く浮力を増加させる
ことにより、カーテンを水面下の所定の位置に保持する
ことが可能となる。f. Effects of the Invention Since the buoyant body of the underwater polluted water diffusion prevention membrane according to the present invention is configured so that its buoyancy can be adjusted as described above, for example, shellfish, seaweed, floating particles, etc. may adhere to the curtain, resulting in an increase in its weight. Even in such a case, by increasing the buoyant force acting on the buoyant body, it is possible to hold the curtain at a predetermined position below the water surface.
また、水中式汚濁水拡散防止膜の設置及び撤去の際にお
いても、該膜を水面上に浮上させることができ、船等に
おいて曳航することが容易となり、その作業性を向上さ
せることができる。Furthermore, when installing and removing an underwater polluted water diffusion prevention membrane, the membrane can be floated above the water surface, making it easy to tow it on a ship or the like, improving work efficiency.
さらに、実施例の如く、浮力体のすべてを偏平となる可
撓性ある浮力体で構成すれば、巻き上げたり、折り畳ん
でコンパクトにすることができ、その保管及び運搬が容
易となる。Furthermore, if all of the buoyant bodies are made of flat, flexible buoyant bodies as in the embodiment, it can be rolled up or folded into a compact size, making it easy to store and transport.
第１図〜第５図は本発明の一実施例を示すものであって
、第１図は水中式汚濁水拡散防止膜の作用を説明するた
めの概念図、第２図は水中式汚濁水拡散防止膜の一部切
欠斜視図である。第３図及び第４図は圧縮ガス供給及び
排出手段を示す要部拡大斜視図及び全体を示す概念図で
ある。第５図（ａ） 、 （ｂ） 、 （ｃ） 、 （
ｄ）は水中式汚濁水拡散防止膜の設置作業を説明するた
めの概念図である。第６図及び第７図は従来の水中式汚
濁水拡散防止膜の浮力体を示す一部切欠斜視図である。
第１図
１・・・水中式汚濁水拡散防止膜、
２．２ａ、２ｂ・・・浮力体、 ３・・・カバ
ー４・・・筒状浮力体、 ５ａ、５ｂ・・・ヒ
レ部、６・・・カーテン、 ７・・・フラ
ンジ継手、８ａ、８ｂ・・・圧縮ガス供給口、 ９ａ、
９ｂ・・・ホース、１０ａ、１０ｂ ・＝三方弁、
１１・・・圧縮ガス供給装置、 １２．１３・・・補
助ブイ。
第２図
第
図（ａ）
第
図（ｂ）
第
図（Ｃ）
第
図（ｄ）Figures 1 to 5 show one embodiment of the present invention, in which Figure 1 is a conceptual diagram for explaining the action of a submersible polluted water diffusion prevention membrane, and Figure 2 is a conceptual diagram for explaining the action of a submersible polluted water diffusion prevention membrane. FIG. 3 is a partially cutaway perspective view of a diffusion prevention film. FIG. 3 and FIG. 4 are an enlarged perspective view of the main parts showing the compressed gas supply and discharge means, and a conceptual diagram showing the whole. Figure 5 (a), (b), (c), (
d) is a conceptual diagram for explaining the installation work of an underwater polluted water diffusion prevention membrane. FIGS. 6 and 7 are partially cutaway perspective views showing a buoyant body of a conventional submersible polluted water diffusion prevention membrane. Fig. 1 1... Submersible polluted water diffusion prevention membrane, 2.2a, 2b... Buoyant body, 3... Cover 4... Cylindrical buoyant body, 5a, 5b... Fin portion, 6 ... Curtain, 7... Flange joint, 8a, 8b... Compressed gas supply port, 9a,
9b... Hose, 10a, 10b = three-way valve, 11... Compressed gas supply device, 12.13... Auxiliary buoy. Figure 2 (a) Figure (b) Figure (C) Figure (d)
Claims (1)
ある筒状浮力体とし、該筒状浮力体内部に圧縮ガスを供
給し、あるいは該筒体浮力体内部の圧縮ガスを排出させ
ることにより、その筒状浮力体の体積を変更し得るよう
に構成したことを特徴とする水中式汚濁水拡散防止膜の
浮力体。At least one of the two or more elongated buoyant bodies is a flexible cylindrical buoyant body, and compressed gas is supplied to the inside of the cylindrical buoyant body, or the compressed gas inside the cylindrical buoyant body is 1. A buoyant body for an underwater polluted water diffusion prevention membrane, characterized in that the volume of the cylindrical buoyant body can be changed by discharging the buoyant body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19738488A JPH0247416A (en) | 1988-08-08 | 1988-08-08 | Buoyant body of underwater-type corruption-water-disperse-preventing membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19738488A JPH0247416A (en) | 1988-08-08 | 1988-08-08 | Buoyant body of underwater-type corruption-water-disperse-preventing membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0247416A true JPH0247416A (en) | 1990-02-16 |
Family
ID=16373616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19738488A Pending JPH0247416A (en) | 1988-08-08 | 1988-08-08 | Buoyant body of underwater-type corruption-water-disperse-preventing membrane |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247416A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0497934U (en) * | 1991-01-10 | 1992-08-25 | ||
| JP6404519B1 (en) * | 2018-05-18 | 2018-10-10 | 前田工繊株式会社 | Pollution prevention fence device |
-
1988
- 1988-08-08 JP JP19738488A patent/JPH0247416A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0497934U (en) * | 1991-01-10 | 1992-08-25 | ||
| JP6404519B1 (en) * | 2018-05-18 | 2018-10-10 | 前田工繊株式会社 | Pollution prevention fence device |
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