JP2000178942A - Pneumatic fender for quaywall - Google Patents
Pneumatic fender for quaywallInfo
- Publication number
- JP2000178942A JP2000178942A JP10355867A JP35586798A JP2000178942A JP 2000178942 A JP2000178942 A JP 2000178942A JP 10355867 A JP10355867 A JP 10355867A JP 35586798 A JP35586798 A JP 35586798A JP 2000178942 A JP2000178942 A JP 2000178942A
- Authority
- JP
- Japan
- Prior art keywords
- fender
- fender body
- plate
- reinforcing member
- quaywall
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Laminated Bodies (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、岸壁用空気式防
舷材にかかわり、更に詳しくは防舷材本体の圧縮変形を
安定させ、耐久性を向上させると共に本体バーストを抑
制させた岸壁用空気式防舷材に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pneumatic fender for a quay, and more particularly, to a quay air which stabilizes the compression deformation of a fender body, improves durability, and suppresses the burst of the body. It relates to a fender.
【０００２】[0002]
【従来の技術】従来、岸壁固定用の空気式防舷材として
は、図３及び図４に示すように、内層ゴム１，少なくと
も一層以上の補強層２（補強コード層），外層ゴム３を
順次積層させて中空筒状に成形して成る防舷材本体４
と、該防舷材本体４の両端部に取付けられる底板５（岸
壁固定用の取付け固定板）と環状フランジ７ａ及び底板
６（受衝板取付け用の受衝板取付け板）と環状フランジ
７ｂとが加硫成形により一体的に構成され、気密を保持
する構造となっている。2. Description of the Related Art Conventionally, as a pneumatic fender for fixing a quay, as shown in FIGS. 3 and 4, an inner rubber 1, at least one or more reinforcing layers 2 (a reinforcing cord layer) and an outer rubber 3 are used. Fender body 4 formed by laminating sequentially and forming into a hollow cylindrical shape
A bottom plate 5 (attachment fixing plate for fixing a quay), an annular flange 7a and a bottom plate 6 (an impact plate attaching plate for attaching an impact plate), and an annular flange 7b attached to both ends of the fender body 4. Are integrally formed by vulcanization molding, and have a structure for maintaining airtightness.
【０００３】そして、空気式防舷材を岸壁Ｇ等に固定す
る場合には、防舷材本体４の一方のフランジ部９におい
てボルト等の締結部材８により固定し、また防舷材本体
４の他方のフランジ部１０においてボルト等の締結部材
８により受衝板を固定するようにしている。[0003] When the pneumatic fender is fixed to the quay G or the like, it is fixed by a fastening member 8 such as a bolt at one flange portion 9 of the fender main body 4. In the other flange portion 10, the receiving plate is fixed by a fastening member 8 such as a bolt.
【０００４】[0004]
【発明が解決しようとする課題】然しながら、上記のよ
うな従来の防舷材においては、船舶の接岸時または荒天
時の係留時における過圧縮や船舶の異常接近（傾斜圧
縮）時に、防舷材本体４が図４に示すように変形し、防
舷材本体４の側面が取付けボルトまたはナット等の締結
部材８と接触する恐れがあり、防舷材本体４の外層ゴム
３が摩耗し、補強層２（補強コード層）が切断して耐圧
力低下により、防舷材本体のバースト事故が発生すると
言う問題があった。However, in the conventional fenders as described above, the fenders may be overcompressed at the time of mooring of the ship or mooring in stormy weather, or at the time of abnormal approach of the ship (inclined compression). The main body 4 is deformed as shown in FIG. 4, and the side surface of the fender main body 4 may come into contact with a fastening member 8 such as a mounting bolt or a nut, and the outer layer rubber 3 of the fender main body 4 is worn and reinforced. There was a problem that the layer 2 (reinforcement cord layer) was cut and the withstand pressure decreased, causing a burst accident of the fender body.
【０００５】一方、薄肉円筒構造をもつ防舷材本体の圧
縮変形において、皺（座屈）の発生する位置が製品の大
きさ、初内圧、圧縮条件等によって一定しておらず（但
し反力特性は略一定）、この圧縮変形形状の不安定性
が、荷重Ｆが作用する場合の過圧縮時や船舶の異常接岸
時の防舷材本体のバーストの原因の一つと考えられてい
た。On the other hand, in the compression deformation of the fender body having a thin cylindrical structure, the position where wrinkles (buckling) occurs is not constant depending on the size of the product, the initial internal pressure, the compression conditions, etc. It is considered that the instability of the compression deformation shape is one of the causes of the burst of the fender body at the time of overcompression when the load F is applied or at the time of abnormal berthing of a ship.
【０００６】この発明の目的は、防舷材本体の圧縮変形
時における座屈変形形状を安定させ、耐久性を向上させ
ると共に本体バースを抑制させた岸壁用空気式防舷材を
提供することにある。SUMMARY OF THE INVENTION It is an object of the present invention to provide a pneumatic fender for a quay which stabilizes a buckling deformation shape of a fender body during compressive deformation, improves durability, and suppresses a berth of the body. is there.
【０００７】[0007]
【課題を解決するための手段】この発明は、上記目的を
達成するため、防舷材本体の外周面に、防舷材本体の圧
縮変形時における形状を安定化させるための環状の補強
部材を設けたことを要旨とするものである。According to the present invention, in order to achieve the above object, an annular reinforcing member for stabilizing the shape of the fender body during compression deformation is provided on the outer peripheral surface of the fender body. It is the gist of the provision.
【０００８】前記補強部材は、その幅を防舷材本体の高
さの１５％〜４０％に設定すると共に、肉厚は防舷材本
体の厚さの１２０％〜４００％に設定するのが好まし
い。また、前記補強部材は、耐摩耗性の良い肉厚ゴムを
使用し、更に補強部材の幅，肉厚及び剛性は、防舷材本
体の外径，高さ及び剛性により任意に設定するものであ
る。The width of the reinforcing member is set to 15% to 40% of the height of the fender body, and the thickness is set to 120% to 400% of the thickness of the fender body. preferable. The reinforcing member is made of thick rubber having good wear resistance, and the width, thickness and rigidity of the reinforcing member are arbitrarily set according to the outer diameter, height and rigidity of the fender body. is there.
【０００９】この発明は、上記のように構成され、防舷
材本体の外周面に、防舷材本体の圧縮変形時における形
状を安定化させるための環状の補強部材を設けたこと
で、特に過圧縮時や船舶の異常接岸（傾斜圧縮）時にお
いて、薄肉円筒構造をもつ防舷材本体の圧縮変形を安定
化（変形形状を固定化）させることが出来、補強部材の
両端部に同心円状に座屈点を作ることが出来るものであ
る。The present invention has the above-described structure, and particularly, by providing an annular reinforcing member on the outer peripheral surface of the fender body for stabilizing the shape of the fender body during compression deformation, During overcompression or abnormal ship berthing (tilted compression), the compression deformation of the fender body with a thin cylindrical structure can be stabilized (the deformed shape is fixed), and concentric circles are formed at both ends of the reinforcing member. Can make a buckling point.
【００１０】また、肉厚の補強部材は、耐摩耗性の良い
ゴムを使用することで、外層ゴムが摩耗したり、更には
耐圧力に寄与する補強層（補強コード層）の損傷を防止
することが出来るものである。The thick reinforcing member is made of a rubber having good wear resistance, so that the outer rubber layer is worn and the reinforcing layer (reinforcing cord layer) which contributes to the pressure resistance is prevented. Can do that.
【００１１】[0011]
【発明の実施の形態】以下、添付図面に基づきこの発明
の実施の形態を説明する。なお、従来例と同一構成要素
は、同一符号を付して説明は省略する。Embodiments of the present invention will be described below with reference to the accompanying drawings. The same components as those of the conventional example are denoted by the same reference numerals, and description thereof will be omitted.
【００１２】図１は、この発明を実施した空気式防舷材
の正面図、図２は図１のＡ−Ａ矢視断面図を示し、防舷
材本体１０は、内層ゴム１，少なくとも一層以上の補強
層２（補強コード層），外層ゴム３を順次積層させて中
空筒状に成形され、防舷材本体１０の両端部には、底板
５（岸壁固定用の取付け固定板）と環状フランジ板７ａ
と底板６（受衝板取付け用の受衝板取付け板）と環状の
フランジ板７ｂとが、ボルト，ナット等の締結部材８と
を介して岸壁及び受衝板に固定されている。FIG. 1 is a front view of a pneumatic fender embodying the present invention, and FIG. 2 is a sectional view taken along the line AA of FIG. The above reinforcing layer 2 (reinforcing cord layer) and outer layer rubber 3 are sequentially laminated and formed into a hollow cylindrical shape. At both ends of the fender body 10, a bottom plate 5 (an attachment fixing plate for fixing a quay) and an annular shape are formed. Flange plate 7a
The bottom plate 6 (a mounting plate for mounting a receiving plate) and an annular flange plate 7b are fixed to the quay and the receiving plate via fastening members 8 such as bolts and nuts.
【００１３】前記防舷材本体１０の外表面には、耐摩耗
性の良い肉厚ゴムで形成した帯状の補強部材１１を環状
に配設して一体的に形成してあり、この補強部材１１の
設ける位置としては、例えば、防舷材本体１０の過圧縮
時や船舶の異常接岸（傾斜圧縮）時の変形時における締
結部材８との干渉部分（例えば、防舷材本体１０の高さ
の略中央）の領域に設けるのが好ましく、本数には限定
されるものではない。On the outer surface of the fender body 10, a belt-like reinforcing member 11 made of thick rubber having good wear resistance is annularly disposed and integrally formed. Is provided, for example, when the fender body 10 is over-compressed or when the ship is deformed when the ship is abnormally berthing (inclined compression), the interference portion with the fastening member 8 (for example, the height of the fender body 10 It is preferable to provide it in a region (approximately at the center), and the number is not limited.
【００１４】前記補強部材１１の幅Ｈは、防舷材本体１
０の高さＬの１５％〜４０％に設計するのが好ましく、
または肉厚ｔとしては、本体厚さｔ0 の１２０％〜４０
０％に設定するのが好ましい。The width H of the reinforcing member 11 is determined by the fender body 1
It is preferable to design the height L at 0% to 15% to 40%,
Or as the thickness t, 120% of the body thickness of t 0 to 40
Preferably, it is set to 0%.
【００１５】例えば、高さＬの１５％以下では、圧縮変
形を安定化できないと言う不具合があり、４０％以上で
は、薄肉円筒構造の変形が達成できないと言う問題があ
る。また、肉厚ｔが、１２０％以下では、座屈点を有効
に作れないような不具合があり、４００％以上では、圧
縮時外周半径が大きくなり過ぎると言うような問題があ
る。なお、補強部材１１の幅，肉厚及び剛性は、防舷材
本体１０の外径，高さ及び剛性により任意に設定するこ
とが出来るものである。For example, if the height L is 15% or less, there is a problem that the compression deformation cannot be stabilized, and if it is 40% or more, there is a problem that the deformation of the thin cylindrical structure cannot be achieved. When the thickness t is 120% or less, there is a problem that a buckling point cannot be effectively formed. When the thickness t is 400% or more, there is a problem that the outer peripheral radius at the time of compression becomes too large. The width, thickness and rigidity of the reinforcing member 11 can be arbitrarily set according to the outer diameter, height and rigidity of the fender body 10.
【００１６】この発明の実施形態では、上記のように防
舷材本体１０の外周面に環状で肉厚の補強部材１１を設
けることで、特に過圧縮時や船舶の異常接岸（傾斜圧
縮）時において、薄肉円筒構造をもつ防舷材本体１０の
圧縮変形を安定化（変形形状を固定化）させることが出
来、補強部材１１の両端部に同心円状に座屈点を作るこ
とが出来る。In the embodiment of the present invention, the annular and thick reinforcing member 11 is provided on the outer peripheral surface of the fender body 10 as described above, particularly at the time of overcompression or abnormal berthing of a ship (inclined compression). In this case, the compressive deformation of the fender body 10 having a thin cylindrical structure can be stabilized (the deformed shape is fixed), and concentric buckling points can be formed at both ends of the reinforcing member 11.
【００１７】また、肉厚の補強部材１１は、耐摩耗性の
良いゴムを使用することで、外層ゴム３が摩耗したり、
更には耐圧力に寄与する補強層２（補強コード層）の損
傷を防止することが出来るものである。The thick reinforcing member 11 is made of rubber having good abrasion resistance, so that the outer layer rubber 3 is worn out.
Further, it is possible to prevent damage to the reinforcing layer 2 (reinforcing cord layer) that contributes to the pressure resistance.
【００１８】[0018]
【発明の効果】この発明は、上記のように防舷材本体の
外周面に、防舷材本体の圧縮変形時における形状を安定
化させるための環状の補強部材を設けたので、以下のよ
うな優れた効果を奏するものである。According to the present invention, an annular reinforcing member for stabilizing the shape of the fender body during compression deformation is provided on the outer peripheral surface of the fender body as described above. It has excellent effects.
【００１９】．薄肉円筒構造をもつ空気式防舷材本体
の圧縮変形時における形状の安定化を図ることが出来
る。 ．過圧縮時や船舶の異常接岸（傾斜圧縮）時において
も、耐圧力に寄与する補強コード層の損傷を防止するこ
とが出来る。 ．過圧縮時や船舶の異常接岸（傾斜圧縮）時において
も、防舷材本体のバーストを抑制し、耐久性を向上させ
ることが出来る。[0019] It is possible to stabilize the shape of the pneumatic fender having a thin cylindrical structure during compression deformation. . Even at the time of overcompression or abnormal berthing of a ship (inclined compression), it is possible to prevent damage to the reinforcement cord layer that contributes to pressure resistance. . Even at the time of overcompression or abnormal berthing of a ship (inclined compression), the burst of the fender body can be suppressed, and the durability can be improved.
【図１】この発明を実施した空気式防舷材の正面図であ
る。FIG. 1 is a front view of a pneumatic fender embodying the present invention.
【図２】図１のＡ−Ａ矢視断面図である。FIG. 2 is a sectional view taken along the line AA of FIG.
【図３】従来の空気式防舷材の一部切欠した斜視図であ
る。FIG. 3 is a partially cutaway perspective view of a conventional pneumatic fender.
【図４】従来の空気式防舷材の取付け状態を示す断面図
である。FIG. 4 is a cross-sectional view showing an attached state of a conventional pneumatic fender.
１ 内層ゴム ２ 補強層（補強コード層） ３ 外層ゴム ４ 防舷材本体 ５ 底板（岸壁固定用の取付け固定板） ６ 底板（受衝板取付け用の受衝板取付け板） ７ａ，７ｂ フランジ板 ８ 締結部材 １０ 防舷材本体 １１ 補強部材 DESCRIPTION OF SYMBOLS 1 Inner layer rubber 2 Reinforcement layer (reinforcement cord layer) 3 Outer layer rubber 4 Main body of fender 5 Bottom plate (Mounting fixing plate for fixing quay) 6 Bottom plate (Receiving plate mounting plate for mounting receiving plate) 7a, 7b Flange plate 8 Fastening member 10 Fender body 11 Reinforcing member
Claims (5)
層，外層ゴムを層積させた筒状の防舷材本体の両端に取
付け固定板を設けて成る岸壁用空気式防舷材において、 前記防舷材本体の外周面に、防舷材本体の圧縮変形時に
おける形状を安定化させるための環状の補強部材を設け
た岸壁用空気式防舷材。1. A pneumatic fender for a quay comprising: a tubular fender body having an inner rubber layer, at least one or more reinforcing layers, and an outer rubber layer laminated thereon; A pneumatic fender for a quay provided with an annular reinforcing member on an outer peripheral surface of a fender body for stabilizing a shape of the fender body during compression deformation.
の１５％〜４０％に設定する請求項１に記載の岸壁用空
気式防舷材。2. The pneumatic fender for a quay according to claim 1, wherein the width of the reinforcing member is set to 15% to 40% of the height of the fender body.
さの１２０％〜４００％に設定する請求項１または２に
記載の岸壁用空気式防舷材。3. The pneumatic fender for a quay according to claim 1, wherein the thickness of the reinforcing member is set to 120% to 400% of the thickness of the fender body.
ムを使用する請求項１，２または３に記載の岸壁用空気
式防舷材。4. The pneumatic fender for a quay according to claim 1, 2 or 3, wherein the reinforcing member uses a thick rubber having good wear resistance.
舷材本体の外径，高さ及び剛性により任意に設定する請
求項１，２，３または４に記載の岸壁用空気式防舷材。5. The pneumatic wharf according to claim 1, 2, 3 or 4, wherein the width, thickness and rigidity of the reinforcing member are arbitrarily set according to the outer diameter, height and rigidity of the fender body. Fender.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35586798A JP4075974B2 (en) | 1998-12-15 | 1998-12-15 | Pneumatic fender for quay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35586798A JP4075974B2 (en) | 1998-12-15 | 1998-12-15 | Pneumatic fender for quay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000178942A true JP2000178942A (en) | 2000-06-27 |
| JP4075974B2 JP4075974B2 (en) | 2008-04-16 |
Family
ID=18446138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35586798A Expired - Fee Related JP4075974B2 (en) | 1998-12-15 | 1998-12-15 | Pneumatic fender for quay |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4075974B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101215504B1 (en) * | 2010-06-11 | 2012-12-26 | 삼성중공업 주식회사 | Fender |
-
1998
- 1998-12-15 JP JP35586798A patent/JP4075974B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101215504B1 (en) * | 2010-06-11 | 2012-12-26 | 삼성중공업 주식회사 | Fender |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4075974B2 (en) | 2008-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5054414A (en) | Hollow rubber fender | |
| EP0393966B1 (en) | Pneumatic radial tire | |
| JPH101927A (en) | Fender made of rubber | |
| JPH085285B2 (en) | Safety tire | |
| JP2000178942A (en) | Pneumatic fender for quaywall | |
| WO2005012006A1 (en) | Pneumatic tire | |
| JP2703490B2 (en) | Radial tires for heavy loads | |
| JPH03143710A (en) | Safety tire | |
| US5634995A (en) | Radial tire for heavy load and having 80% or lower aspect ratio | |
| EP0679541A2 (en) | Rim for use with tire assembly | |
| US4623010A (en) | Tire bead protector device | |
| JPH02246811A (en) | Core assembly for pneumatic tire | |
| JP2775388B2 (en) | Fender | |
| JPH0328328B2 (en) | ||
| JPS5855003B2 (en) | pneumatic tires | |
| US4721414A (en) | Marine fenders | |
| JP2003512968A (en) | Easy mounting rim / support assembly with tire safety support and centering means | |
| JPS628324B2 (en) | ||
| JP2006090532A (en) | Air spring | |
| JPS5930024Y2 (en) | fender | |
| JP4121636B2 (en) | Pneumatic fender | |
| KR20050033559A (en) | Tire/wheel assembly | |
| JP4190816B2 (en) | Fender | |
| EP4019278B1 (en) | Non-pneumatic tire | |
| JPS6220486Y2 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20041221 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20061013 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20071009 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20071207 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20080115 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20080122 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110208 Year of fee payment: 3 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110208 Year of fee payment: 3 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110208 Year of fee payment: 3 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120208 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120208 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130208 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130208 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130208 Year of fee payment: 5 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |