KR20220077756A - optical cable for fire fighting - Google Patents
optical cable for fire fighting Download PDFInfo
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- KR20220077756A KR20220077756A KR1020200167012A KR20200167012A KR20220077756A KR 20220077756 A KR20220077756 A KR 20220077756A KR 1020200167012 A KR1020200167012 A KR 1020200167012A KR 20200167012 A KR20200167012 A KR 20200167012A KR 20220077756 A KR20220077756 A KR 20220077756A
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- Prior art keywords
- fire resistant
- fire
- outer tube
- tape
- tube
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- 230000003287 optical effect Effects 0.000 title claims abstract description 17
- 230000009970 fire resistant effect Effects 0.000 claims abstract description 26
- 239000013307 optical fiber Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 12
- 239000010445 mica Substances 0.000 claims abstract description 7
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 7
- 239000011521 glass Substances 0.000 claims abstract description 5
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- -1 Polybutylene Terephthalate Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 235000015110 jellies Nutrition 0.000 claims description 3
- 239000008274 jelly Substances 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000005253 cladding Methods 0.000 description 2
- 239000012792 core layer Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000009500 colour coating Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Insulated Conductors (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
본 발명은 소방용 광케이블에 관한 것으로서, 중공을 갖는 루즈튜브와, 루즈튜브 내에 수용된 광섬유들과, 루즈튜브의 외주면을 감싸도록 권회되며 내화소재로 형성된 내화 테이프와, 내화 테이프의 외측에서 내화 테이프를 수용되게 피복된 아우터 튜브와, 내화 테이프와 아우터 튜브 사이에 개재된 방수얀과, 내화 테이프와 아우터 튜브 사이에 개재된 글래스얀을 구비하고, 아우터 튜브는 LSZH 소재로 형성되고, 내화 테이프는 운모를 포함한다. 이러한 소방용 광케이블에 의하면, 화재시에도 일정시간 전송특성을 보장할 수 있는 장점을 제공한다.The present invention relates to an optical cable for firefighting, comprising a loose tube having a hollow, optical fibers accommodated in the loose tube, a fireproof tape wound around the outer circumferential surface of the loose tube and formed of a fireproof material, and a fireproof tape accommodating the fireproof tape on the outside of the fireproof tape An outer tube having a very coated outer tube, a waterproof yarn interposed between the fire resistant tape and the outer tube, and a glass yarn interposed between the fire resistant tape and the outer tube, wherein the outer tube is formed of LSZH material, and the fire resistant tape contains mica. do. According to such an optical cable for firefighting, it provides an advantage of guaranteeing transmission characteristics for a certain period of time even in case of fire.
Description
본 발명은 소방용 광케이블에 관한 것으로서, 상세하게는 내연성 및 내화성을 향상시킨 소방용 광케이블에 관한 것이다.The present invention relates to an optical fiber for firefighting, and more particularly, to an optical cable for firefighting with improved flame resistance and fire resistance.
일반적으로 광케이블은 빛의 전반사 원리를 이용하여 데이터를 전달하는 광섬유들을 피복 내에 수용되게 형성한 것을 말한다.In general, an optical cable refers to a type of optical fiber that transmits data using the principle of total reflection of light to be accommodated in the sheath.
이러한 광케이블은 국내 등록특허 제10-0511927호, 국내 등록특허 제10-1650612호 등 다양하게 개시되어 있다.Such optical cables have been disclosed in various ways, such as Korean Patent Registration No. 10-0511927 and Korean Patent Registration No. 10-1650612.
한편, 화재시에도 일정시간 동안 전송특성을 보장해야 하는 환경에 설치되는 광케이블의 경우 보다 높은 내화성이 요구되고 있다.On the other hand, in case of an optical cable installed in an environment where transmission characteristics must be guaranteed for a certain period of time even in case of fire, higher fire resistance is required.
본 발명은 상기와 같은 요구사항을 해결하기 위하여 창안된 것으로서, 화재시에도 일정시간 전송특성을 보장할 수 있는 내연 및 내화성을 갖춘 소방용 광케이블을 제공하는데 그 목적이 있다.The present invention has been devised to solve the above requirements, and an object of the present invention is to provide an optical cable for firefighting with flame resistance and fire resistance that can guarantee transmission characteristics for a certain period of time even in case of fire.
상기의 목적을 달성하기 위하여 본 발명에 따른 소방용 광케이블은 중공을 갖는 루즈튜브와; 상기 루즈튜브 내에 수용된 광섬유들과; 상기 루즈튜브의 외주면을 감싸도록 권회되며 내화소재로 형성된 내화 테이프와; 상기 내화 테이프의 외측에서 상기 내화 테이프를 수용되게 피복된 아우터 튜브와; 상기 내화 테이프와 상기 아우터 튜브 사이에 개재된 방수얀과; 상기 내화 테이프와 상기 아우터 튜브 사이에 개재된 글래스얀;을 구비하고, 상기 아우터 튜브는 LSZH(Low Smoke Zero Halogen) 소재로 형성되고, 상기 내화 테이프는 운모를 포함한다.In order to achieve the above object, the optical fiber cable for firefighting according to the present invention includes: a loose tube having a hollow; optical fibers accommodated in the loose tube; a fire resistant tape wound around the outer circumferential surface of the loose tube and formed of a fire resistant material; an outer tube coated to accommodate the fire resistant tape on the outside of the fire resistant tape; a waterproof yarn interposed between the fire resistant tape and the outer tube; and a glass yarn interposed between the fire resistant tape and the outer tube, wherein the outer tube is made of a LSZH (Low Smoke Zero Halogen) material, and the fire resistant tape includes mica.
바람직하게는 상기 루즈튜브 내에는 젤리 컴파운드가 충진되고, 상기 루즈튜브는 PBT(Polybutylene Terephthalate)소재로 형성된다.Preferably, a jelly compound is filled in the loose tube, and the loose tube is formed of a PBT (Polybutylene Terephthalate) material.
또한, 상기 내화 테이프는 탄소섬유에 운모가 코팅된 것을 적용할 수 있다.In addition, the fire resistant tape may be applied to carbon fiber coated with mica.
본 발명에 따른 소방용 광케이블에 의하면, 화재시에도 일정시간 전송특성을 보장할 수 있는 장점을 제공한다.According to the optical cable for firefighting according to the present invention, it provides the advantage of guaranteeing transmission characteristics for a certain period of time even in case of fire.
도 1은 본 발명에 따른 소방용 광케이블을 나타내 보인 단면도이다.1 is a cross-sectional view showing an optical cable for firefighting according to the present invention.
이하, 첨부된 도면을 참조하면서 본 발명의 바람직한 실시예에 따른 소방용 광케이블을 더욱 상세하게 설명한다.Hereinafter, an optical cable for fire fighting according to a preferred embodiment of the present invention will be described in more detail with reference to the accompanying drawings.
도 1은 본 발명에 따른 소방용 광케이블을 나타내 보인 단면도이다. 1 is a cross-sectional view showing an optical cable for firefighting according to the present invention.
도 1을 참조하면, 본 발명에 따른 소방용 광케이블(100)은 광섬유(110), 루즈 튜브(130), 아우터 튜브(170)를 구비한다.Referring to FIG. 1 , a fire fighting
광섬유(110)는 루브튜브(130) 내에 수용되게 삽입되어 있다.The
광섬유(110)는 단면이 원형상으로 형성된 코어층과, 코어층을 에워싸게 형성된 클래드층 및 클래드층의 외주면에 착색 코팅된 코팅층을 갖는 구조로 형성된 것을 적용할 수 있다.The
루즈튜브(130)는 내부에 다수의 광섬유(110)를 수용할 수 있는 중공을 갖게 형성되어 있다.The
루즈튜브(130)는 후수축에 유리한 PBT(Polybutylene Terephthalate)소재로 형성된 것을 적용한다.The
루즈튜브(130)의 내부공간에는 방수성을 확보하고 광섬유(150)를 보호하기 위해 젤리컴파운드(120)로 충진되어 있다.The inner space of the
내화 테이프(140)는 루즈튜브(130)의 외주면을 중첩되게 테이핑하여 감싸도록 루브튜브(130)의 연장방향을 따라 권회되어 있고, 내화소재로 형성된 것을 적용한다. 일 예로서, 내화 테이프(140)는 폴리에스터 필름에 운모가 코팅된 것을 적용한다.The fire
바람직하게는 내화 테이프(140)는 내화성능을 향상시키기 위해 탄소섬유에 운모가 코팅된 것을 적용한다.Preferably, the fire-resisting
이러한 내화 테이프(140)는 화재시 내화 테이브(140) 내측에 수용된 광섬유(110)를 일정 시간 전송특성을 유지하도록 보호할 수 있다. The fire
아우터 튜브(170)는 광케이블(100)의 최외측에 적용되며, 원하는 개수의 광섬유(110)를 충분히 수용할 수 있는 중공을 갖게 형성된 것을 적용한다.The
아우터 튜브(170)는 난연성을 갖는 LSZH(Low Smoke Zero Halogen) 소재로 형성된다.The
글래스얀(150)은 유리소재로 되어 있고, 내화 테이프(140)와 아우터 튜브(170) 사이에 개재되어 있다.The
방수얀(160)도 내화테이프(140)와 아우터 튜브(170) 사이에 개재되어 있다. The
도시되지는 않았지만 내화 테이프(140)와 아우터 튜브(170) 사이에는 아라미드 얀이 삽입될 수 있다.Although not shown, an aramid yarn may be inserted between the fire
이상에서 설명된 소방용 광케이블에 의하면, 화재시에도 일정시간 전송특성을 보장할 수 있는 장점을 제공한다.According to the optical cable for firefighting described above, it provides an advantage of guaranteeing transmission characteristics for a certain period of time even in case of fire.
110: 광섬유 130: 루즈 튜브
170: 아우터 튜브110: optical fiber 130: loose tube
170: outer tube
Claims (3)
상기 루즈튜브 내에 수용된 광섬유들과;
상기 루즈튜브의 외주면을 감싸도록 권회되며 내화소재로 형성된 내화 테이프와;
상기 내화 테이프의 외측에서 상기 내화 테이프를 수용되게 피복된 아우터 튜브와;
상기 내화 테이프와 상기 아우터 튜브 사이에 개재된 방수얀과;
상기 내화 테이프와 상기 아우터 튜브 사이에 개재된 글래스얀;을 구비하고,
상기 아우터 튜브는 LSZH(Low Smoke Zero Halogen) 소재로 형성되고, 상기 내화 테이프는 운모를 포함하는 것을 특징으로 하는 소방용 광케이블.a loose tube having a hollow;
optical fibers accommodated in the loose tube;
a fire resistant tape wound around the outer circumferential surface of the loose tube and formed of a fire resistant material;
an outer tube coated to accommodate the fire resistant tape on the outside of the fire resistant tape;
a waterproof yarn interposed between the fire resistant tape and the outer tube;
and a glass yarn interposed between the fire resistant tape and the outer tube;
The outer tube is formed of LSZH (Low Smoke Zero Halogen) material, and the fire resistant tape comprises mica.
According to claim 1, wherein the fire-resisting tape is a fire-fighting optical cable, characterized in that carbon fiber is coated with mica.
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|---|---|---|---|
| KR1020200167012A KR102629562B1 (en) | 2020-12-02 | 2020-12-02 | optical cable for fire fighting |
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| KR1020200167012A KR102629562B1 (en) | 2020-12-02 | 2020-12-02 | optical cable for fire fighting |
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| KR20220077756A true KR20220077756A (en) | 2022-06-09 |
| KR102629562B1 KR102629562B1 (en) | 2024-01-29 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07191242A (en) * | 1993-12-24 | 1995-07-28 | Nippon Petrochem Co Ltd | Primary coated film layer of optical fiber |
| JP2002527588A (en) * | 1998-10-15 | 2002-08-27 | ブッチェル、トーマス | Molded article from polyurethane material, and its production method and use |
| KR101578845B1 (en) * | 2009-02-13 | 2015-12-18 | 엘에스전선 주식회사 | Optical cable having fire retard property and fire resistance property |
| CN107134328A (en) * | 2017-04-21 | 2017-09-05 | 汪逸凡 | A kind of preparation method of the ageing-resistant mica tape of few glue-type |
| US20200319419A1 (en) * | 2018-03-26 | 2020-10-08 | Superior Essex International LP | Optical Fiber Cables With Improved Burn And Smoke Performance |
-
2020
- 2020-12-02 KR KR1020200167012A patent/KR102629562B1/en active IP Right Grant
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07191242A (en) * | 1993-12-24 | 1995-07-28 | Nippon Petrochem Co Ltd | Primary coated film layer of optical fiber |
| JP2002527588A (en) * | 1998-10-15 | 2002-08-27 | ブッチェル、トーマス | Molded article from polyurethane material, and its production method and use |
| KR101578845B1 (en) * | 2009-02-13 | 2015-12-18 | 엘에스전선 주식회사 | Optical cable having fire retard property and fire resistance property |
| CN107134328A (en) * | 2017-04-21 | 2017-09-05 | 汪逸凡 | A kind of preparation method of the ageing-resistant mica tape of few glue-type |
| US20200319419A1 (en) * | 2018-03-26 | 2020-10-08 | Superior Essex International LP | Optical Fiber Cables With Improved Burn And Smoke Performance |
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| Publication number | Publication date |
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| KR102629562B1 (en) | 2024-01-29 |
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