JPS62275888A - Mooring rope connecting method - Google Patents
Mooring rope connecting methodInfo
- Publication number
- JPS62275888A JPS62275888A JP11612186A JP11612186A JPS62275888A JP S62275888 A JPS62275888 A JP S62275888A JP 11612186 A JP11612186 A JP 11612186A JP 11612186 A JP11612186 A JP 11612186A JP S62275888 A JPS62275888 A JP S62275888A
- Authority
- JP
- Japan
- Prior art keywords
- rope
- steel rope
- steel
- work vessel
- free end
- 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
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- 241000252203 Clupea harengus Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000019514 herring Nutrition 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Landscapes
- Revetment (AREA)
Abstract
Description
【発明の詳細な説明】
３、発明の詳細な説明
〈産業上の利用分野〉
本発明は大型の海洋構造物の係留方法に関し、詳細には
海洋構造物とシンカーとの間を連絡する大径の係留用の
鋼索を簡易に連結する、係留索の連結方法に関するもの
である。[Detailed Description of the Invention] 3. Detailed Description of the Invention <Industrial Application Field> The present invention relates to a method for mooring a large marine structure, and more particularly, to a method for mooring a large marine structure and a sinker. The present invention relates to a method of connecting mooring cables that easily connects mooring steel cables.
〈従来の技術〉
現在船舶や各種海洋構造物を係留するには、水底に位置
させた重量構造物であるシンカーにワイヤーローブまた
はチェーン等の係留索を連結して行われている。<Prior Art> Currently, ships and various marine structures are moored by connecting mooring lines such as wire lobes or chains to sinkers, which are heavy structures located on the bottom of the water.
すなわち、従来の係留方法は第６図に示すようにシンカ
ーＡと海洋構造物Ｂとにそれぞれ独立した鋼索ＣＸＤを
接続する。That is, in the conventional mooring method, independent steel cables CXD are connected to sinker A and offshore structure B, respectively, as shown in FIG.
シンカーＡに接続した鋼索Ｃの自由端は、アイスプライ
ス加工を施してブイＥに案内して浮上させておく。The free end of the steel cable C connected to the sinker A is ice spliced and guided to the buoy E to keep it afloat.
次に海洋構造物Ｂから伸びる鋼索りの一端を着火船Ｆを
使用して、ブイＥに仮止めされている鋼索Ｃへ向けて引
き寄せ、シャックル等を介して連結する。Next, one end of the steel cable extending from the marine structure B is pulled toward the steel cable C temporarily fixed to the buoy E using the ignition boat F, and connected via a shackle or the like.
く本発明が解決しようさする問題点〉
前記した従来の係留技術には次のような問題点が存在す
る。Problems to be Solved by the Present Invention> The conventional mooring techniques described above have the following problems.
（イ）ｊｌＩ索Ｃが大径化するにつれて、連結用の器具
の重量が増すため、ブイＥへの仮止め作業が困難となる
。(a) As the diameter of the jlI cable C increases, the weight of the connecting device increases, making temporary fixing to the buoy E difficult.
（ロ）係留作業は潮止まりの短時間の間に完了しなけれ
ばならず、作業時間に制約を受ける。(b) Mooring work must be completed during a short period of time when the tide is low, and work time is limited.
（ハ）ブイＥの浮力によって鋼索りが水面近くに位置す
るため、船舶の通行に悪影響を与える。(c) The buoyancy of buoy E causes the steel rope to be located close to the water surface, which adversely affects vessel traffic.
く本発明の目的〉
本発明は以上のような問題点を解決しようとするために
なされたもので、鋼索の重量や係留現場付近の流速や深
度に影響を受けずに、しかも簡易に連結できる係留索の
連結方法を提供することを目的とする。OBJECT OF THE INVENTION The present invention has been made to solve the above-mentioned problems. The purpose is to provide a method for connecting mooring lines.
く本発明の構成〉
以下、図面を参照しながら本発明の一実施例について説
明する。Configuration of the Present Invention> An embodiment of the present invention will be described below with reference to the drawings.
くイ〉係留原理（第１図〉
本発明は、シンカー１に接続する鋼索２の端部と、海洋
構造物３から伸びる鋼索４の端部とを作業船５上に機械
的に引き寄せ、この作業船５の船上で両鋼索２．４の端
部を連結して係留する方式以下、海洋構造物の係留方法
について説明する。Mooring principle (Fig. 1) The present invention mechanically pulls the end of the steel cable 2 connected to the sinker 1 and the end of the steel cable 4 extending from the offshore structure 3 onto the work boat 5. Method of mooring by connecting the ends of both steel cables 2.4 on board the work boat 5 A method of mooring a marine structure will be described below.
〈口〉係留方法
（１）シンカー側鋼索の引き上げ、仮固定（第２．３図
）
シンカー１に接続した鋼索２の自由端には、ビン連結式
のソケット２１を取り付ける。<Port> Mooring method (1) Pulling up and temporarily fixing the steel cable on the sinker side (Figure 2.3) Attach a bottle connection type socket 21 to the free end of the steel cable 2 connected to the sinker 1.
作業船５に配備されたクレーン５１を使用して鋼索２の
自由端を作業船５の船上まで引き上げ、仮固定する。Using the crane 51 provided on the work boat 5, the free end of the steel cable 2 is pulled up to the top of the work boat 5 and temporarily fixed.
鋼索２の自由端を仮固定するには、例えば作業船５の前
部にコの字状のブラケット５２を設け、このブラケット
５２の開口部５３内に引き上げた鋼索２の自由端を挿入
する。To temporarily fix the free end of the steel cable 2, for example, a U-shaped bracket 52 is provided at the front of the work boat 5, and the free end of the steel cable 2 that has been pulled up is inserted into the opening 53 of this bracket 52.
さらにブラケット５２の開口部５３内に楔片６を差し込
んで鋼索２の落下を防止した状態で仮固定することがで
きる。Furthermore, the wedge piece 6 can be inserted into the opening 53 of the bracket 52 to temporarily fix the steel cable 2 while preventing it from falling.
要は鋼索２の自由端の落下を防止して作業Ｊ９５に把持
させておければよい。The point is to prevent the free end of the steel cable 2 from falling and have it held by the worker J95.
（２）海洋構造物側鋼索の引き上げ（第１．４図）一方
、海洋構造物３個からのびる鋼索４の端部には着火船を
使用してガイドワイヤ７を接続する。(2) Pulling up the steel cables on the marine structure side (Fig. 1.4) On the other hand, guide wires 7 are connected to the ends of the steel cables 4 extending from the three marine structures using a ignition boat.
次に作業船５上のウィンチに連絡したガイドワイヤ７を
巻き取り、ガイドワイヤ７とともに鋼索４の端部を作業
船５に引き寄せる。Next, the guide wire 7 connected to the winch on the work boat 5 is wound up, and the end of the steel cable 4 is pulled together with the guide wire 7 toward the work boat 5.
なお、鋼索４の端部にはソケット４１およびソケット４
１にビン８１で軸支した連結具８を取り付けてお（。Note that a socket 41 and a socket 4 are provided at the end of the steel cable 4.
Attach the connector 8 that is pivotally supported by a bottle 81 to the 1 (.
（３）両鋼索の連結（第５図）
予め作業船５に仮固定しておいた鋼索２の自由端とウィ
ンチで引き寄せた鋼索４の連結具８とを嵌合し、嵌合部
に連結ビン８２を挿入して連結する。(3) Connecting both steel cables (Fig. 5) Fit the free end of the steel cable 2, which has been temporarily fixed to the work boat 5 in advance, with the connector 8 of the steel cable 4 pulled together with a winch, and connect it to the fitting part. Insert the bottle 82 and connect.
連結ビン８２のセットに際し、連結部の構造がか大型化
して人力で連結ビン８２を挿入することが困難な場合に
は、油圧力を利用した簡単な挿入装置を使用して連結す
ることも可能である。When setting the connecting bins 82, if the structure of the connecting part is too large and it is difficult to insert the connecting bins 82 manually, it is also possible to connect using a simple insertion device that uses hydraulic pressure. It is.
（４）鋼索の船外放出
両渭索２．４の連結を終えたら、ブラケット５２内の楔
片６を抜き取り、クレーン５１等を使用して両鋼索２．
４を作業船５から外して水中に投下する。(4) Discharging steel cables overboard After completing the connection of both steel cables 2.4, remove the wedge piece 6 from the bracket 52, and use the crane 51 or the like to remove both steel cables 2.4.
4 from the work boat 5 and drop it into the water.
最後に、海洋構造物３側に登載したウィンチで鋼索４を
巻き取り、シンカー１に係留する。Finally, the steel cable 4 is wound up with a winch mounted on the offshore structure 3 and moored to the sinker 1.
く本発明の効果〉
本発明は以上説明したようになるから、次のような効果
を得ることができる。Effects of the Present Invention> Since the present invention is as explained above, the following effects can be obtained.
（イ）本発明はシンカー側からのびる鋼索の端部と、海
洋構造物側からのびる鋼索の端部をそれぞれウィンチあ
るいはクレーンを使って船上まで引き上げ、そして、船
上で両鋼索の端部を連結する方式である。(B) The present invention involves lifting the end of the steel cable extending from the sinker side and the end of the steel cable extending from the offshore structure side onto the ship using a winch or crane, and then connecting the ends of both steel cables on board the ship. It is a method.
従って、人力はほとんど必要とせず機械力を利用して短
時間で連結できる。Therefore, almost no human power is required, and the connections can be made in a short time using mechanical power.
（ロ）鋼索が重量化したりあるいは流速が速い海域であ
って深度も大きい現場でも、機械力を利用して両鋼索を
引き寄せて簡易に連結できる。(b) Even in sites where the steel cables are heavy, or where the water current is fast and the depth is great, both steel cables can be easily connected by pulling together using mechanical force.
従って、鋼索の重量や現場の海域の流速あるいは深度に
まった（影響を受けずに、係留作業を行える。Therefore, mooring work can be carried out without being affected by the weight of the steel cable or the current speed or depth of the sea area at the site.
（ハ）ブイを使用しないので、鋼索が不用意に水面近く
に位置することがないので、鋼索が船舶の通行の邪魔に
なることがない。(c) Since no buoy is used, the steel cables will not be inadvertently placed near the water surface, so the steel cables will not obstruct the passage of ships.
第１図：本発明の一実施例の説明図
第２図ニシンカー側に接続する鋼索の引き上げ時の説明
図
第３図ニシンカー側に接続する鋼索の仮固定時の説明図
第４．５図：ｔＲ索同士の連結時説明図第６図：従来技
術の説明図Figure 1: An explanatory diagram of an embodiment of the present invention. Figure 2. An explanatory diagram when pulling up the steel cable connected to the herring car side. Figure 3. An explanatory diagram when temporarily fixing the steel cable connected to the herring car side. Figure 4.5: Explanatory diagram when connecting tR ropes Figure 6: Explanatory diagram of conventional technology
Claims (1)
結するに際し、 両鋼索の引き上げ手段を有する作業船を使用し、前記作
業船の船上に両鋼索の自由端を引き上げて連結すること
を特徴とする、 係留索の連結方法[Scope of Claims] A work boat having means for pulling up both steel cables when connecting the free end of a steel cable deployed to an object to be moored and the free end of a separate steel cable connected to a sinker on the bottom of the water. A method for connecting mooring cables, characterized in that the free ends of both steel cables are pulled up and connected on board the work boat using a
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61116121A JP2597478B2 (en) | 1986-05-22 | 1986-05-22 | How to connect mooring lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61116121A JP2597478B2 (en) | 1986-05-22 | 1986-05-22 | How to connect mooring lines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62275888A true JPS62275888A (en) | 1987-11-30 |
| JP2597478B2 JP2597478B2 (en) | 1997-04-09 |
Family
ID=14679213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61116121A Expired - Lifetime JP2597478B2 (en) | 1986-05-22 | 1986-05-22 | How to connect mooring lines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2597478B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2454044A1 (en) * | 2012-10-08 | 2014-04-09 | Iberdrola Ingeniería Y Construcción, S.A.U. | Tension-leg floating platform that is particularly suitable for harnessing wind energy |
| WO2016006675A1 (en) * | 2014-07-10 | 2016-01-14 | 新日鉄住金エンジニアリング株式会社 | Float mooring method, mooring member, and method of recovering same |
| JP2018039474A (en) * | 2016-09-09 | 2018-03-15 | 清水建設株式会社 | Method for mooring floating body structure and method for construction of floating body type offshore wind power generation facility |
| JP2018039475A (en) * | 2016-09-09 | 2018-03-15 | 清水建設株式会社 | Method for extension of mooring cable, method for mooring floating body structure and method for construction of floating body type offshore wind power generation facility |
| KR20230075761A (en) * | 2021-11-23 | 2023-05-31 | 세호엔지니어링 주식회사 | Installation of mooring lines for floating offshore structures |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52140189A (en) * | 1976-05-19 | 1977-11-22 | Skagit Corp | Mooring device |
| JPS57172303A (en) * | 1981-04-17 | 1982-10-23 | Nippon Telegr & Teleph Corp <Ntt> | Repairing process of submarine optical cable |
-
1986
- 1986-05-22 JP JP61116121A patent/JP2597478B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52140189A (en) * | 1976-05-19 | 1977-11-22 | Skagit Corp | Mooring device |
| JPS57172303A (en) * | 1981-04-17 | 1982-10-23 | Nippon Telegr & Teleph Corp <Ntt> | Repairing process of submarine optical cable |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2454044A1 (en) * | 2012-10-08 | 2014-04-09 | Iberdrola Ingeniería Y Construcción, S.A.U. | Tension-leg floating platform that is particularly suitable for harnessing wind energy |
| WO2016006675A1 (en) * | 2014-07-10 | 2016-01-14 | 新日鉄住金エンジニアリング株式会社 | Float mooring method, mooring member, and method of recovering same |
| JP2016016810A (en) * | 2014-07-10 | 2016-02-01 | 新日鉄住金エンジニアリング株式会社 | Mooring method, mooring member and recovery method |
| US9896164B2 (en) | 2014-07-10 | 2018-02-20 | Nippon Steel & Sumikin Engineering Co., Ltd. | Float mooring method, mooring member, and method of recovering same |
| JP2018039474A (en) * | 2016-09-09 | 2018-03-15 | 清水建設株式会社 | Method for mooring floating body structure and method for construction of floating body type offshore wind power generation facility |
| JP2018039475A (en) * | 2016-09-09 | 2018-03-15 | 清水建設株式会社 | Method for extension of mooring cable, method for mooring floating body structure and method for construction of floating body type offshore wind power generation facility |
| KR20230075761A (en) * | 2021-11-23 | 2023-05-31 | 세호엔지니어링 주식회사 | Installation of mooring lines for floating offshore structures |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2597478B2 (en) | 1997-04-09 |
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