CN203250056U - Portable optical cable with improved structure - Google Patents
Portable optical cable with improved structure Download PDFInfo
- Publication number
- CN203250056U CN203250056U CN2013203104639U CN201320310463U CN203250056U CN 203250056 U CN203250056 U CN 203250056U CN 2013203104639 U CN2013203104639 U CN 2013203104639U CN 201320310463 U CN201320310463 U CN 201320310463U CN 203250056 U CN203250056 U CN 203250056U
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- portable optical
- fiber cable
- improvement structure
- structure according
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Insulated Conductors (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
The utility model relates to the technical field of optical cables and particularly relates to a portable optical cable with an improved structure. The portable optical cable comprises two optical fibers, a flexible inner reinforcement member, an outer reinforcement member and a sheath layer and is characterized in that the two optical fibers and the flexible inner reinforcement member are not intertwisted and are arranged in a protecting layer, the outer reinforcement member is positioned outside the protecting layer, and the sheath layer is coated outside the outer reinforcement member. The beneficial effects are that the portable optical cable is small in outer diameter, light in weight and low in cost, and the portable optical cable is easy to carry and bend and has a wide temperature adaptive range.
Description
Technical field
The utility model relates to the optical cable technology field, especially a kind of portable optical fiber cable that improves structure
Background technology
Along with the develop rapidly of communication industry, optical cable is used in a large number.Yet, for television relay, speedily carry out rescue work, the multiple occasion such as rescue, in order to guarantee the quality of the unimpeded of communication and communication, usually need portable optical fiber cable.
In the prior art, People's Republic of China's electricity stipulated some portable optical fiber cables among the industry standard SJ 51428, it by optical fiber, fill out core, aramid fiber, sheath and consist of, aramid fiber is round member.Therefore this optical cable slightly still is not easy to carry owing to external diameter.
In addition, our company has proposed application number on November 19th, 2012: 2012206118215, patent name is: a kind of patented claim of portable optical fiber cable, and mainly there is following defective in product corresponding in this patented claim: the existence of interior reinforcement or gasket for packing makes that the softness of product is not good enough, bending property is undesirable; The existence of tight tube fiber so that product stand near the low temperature-40 ℃ and 60 ℃ of high temperature near larger optical fiber additional attenuation has all appearred; Product is through the obvious increase of optical fiber additional attenuation having occurred after repeatedly repeatedly laying
Summary of the invention
In order to address the above problem, the utility model discloses a kind of portable optical fiber cable that improves structure, and it is realized by the following technical solutions.
Improve the portable optical fiber cable of structure; it includes two optical fiber 1, flexible interior reinforcement 2, outer reinforcement 4 and restrictive coating 5; it is characterized in that two optical fiber with flexible in reinforcement be without stranded mode and be placed in the protective seam 3; outer reinforcement is positioned at outside the protective seam, and restrictive coating is coated on outside the outer reinforcement.
The portable optical fiber cable of improvement structure described above, the material that it is characterized in that flexible interior reinforcement are that aramid yarn or glass fibre strengthen yarn or high-strength polyethylene fiber or polyethylene fibre.
The portable optical fiber cable of improvement structure described above is characterized in that being placed with material water-proof material in the gap of protective seam inside.
The portable optical fiber cable of improvement structure described above is characterized in that described material water-proof material is water blocking yarn or water-proofing powder.
The portable optical fiber cable of improvement structure described above is characterized in that optical fiber is colored optical fiber or tight tube fiber.
The portable optical fiber cable of improvement structure described above is characterized in that optical fiber is G652 type or G657 type or G655 type.
The portable optical fiber cable of improvement structure described above, the material that it is characterized in that described restrictive coating are polyamide or low smoke and zero halogen plastics or polyurethane.
The portable optical fiber cable of improvement structure described above is characterized in that outer reinforcement is that mode with one-way spiral is distributed in the protective seam outer rim or the mode parallel with protective seam is distributed in the protective seam outer rim.
The portable optical fiber cable of improvement structure described above is characterized in that described outer reinforcement is that aramid fiber yarn or glass fibre strengthen yarn or poly-to the two oxazole silvalins of benzo benzo.
The portable optical fiber cable of improvement structure described above is characterized in that protective seam is teflon or polybutylene terephthalate or modified polypropene or Polyvinylchloride.
In the utility model, owing to having adopted said structure, therefore compare with the optical cable of regulation among the SJ 51428, external diameter obviously reduces, and optical cable weight obviously reduces, and under being in an emergency, repairing or maintainer can transport, lay optical cable more effortlessly.Simultaneously, fixed communication network can be extended to the emergency communication place.With application number be: 2012206118215, patent name is: a kind of patented claim of portable optical fiber cable is compared, have broader environmental adaptability and less bending radius, whole dish 1 km optical cable product the increase of optical fiber additional attenuation do not occur through 300 times release and again manual behind cable.
Optical cable in the utility model can be used for repairing optical cable, live television coverage, mining, oil field, military communication, rehearsal and multiple sensors and use.
Therefore, the utlity model has following beneficial effect: external diameter is thinner, weight is lighter, cost is lower, more portable, more flexible, temperature accommodation is wider.
Description of drawings
Fig. 1 is one section perspective view of the utility model embodiment 1.
Fig. 2 is the cross-sectional structure schematic diagram of Fig. 1.
Embodiment
Ask for an interview Fig. 1 and Fig. 2; improve the portable optical fiber cable of structure; it includes two optical fiber 1, flexible interior reinforcement 2, outer reinforcement 4 and restrictive coating 5; it is characterized in that two optical fiber with flexible in reinforcement be without stranded mode and be placed in the protective seam 3; outer reinforcement is positioned at outside the protective seam, and restrictive coating is coated on outside the outer reinforcement.
The portable optical fiber cable of improvement structure described above, the material that it is characterized in that flexible interior reinforcement are that aramid yarn or glass fibre strengthen yarn.
The portable optical fiber cable of improvement structure described above is characterized in that outer reinforcement is that mode with one-way spiral is distributed in the protective seam outer rim or the mode parallel with protective seam is distributed in the protective seam outer rim.
The portable optical fiber cable of improvement structure described above is characterized in that being placed with material water-proof material in the gap of protective seam inside.
The portable optical fiber cable of improvement structure described above is characterized in that described material water-proof material is water blocking yarn or water-proofing powder.
The portable optical fiber cable of improvement structure described above is characterized in that optical fiber is colored optical fiber or tight tube fiber.
The portable optical fiber cable of improvement structure described above is characterized in that optical fiber is G652 type or G657 type or G655 type.
The portable optical fiber cable of improvement structure described above, the material that it is characterized in that described restrictive coating are polyamide or low smoke and zero halogen plastics or polyurethane.
The portable optical fiber cable of improvement structure described above is characterized in that described outer reinforcement is that aramid fiber yarn or glass fibre strengthen yarn or poly-to the two oxazole silvalins of benzo benzo.
The portable optical fiber cable of improvement structure described above is characterized in that protective seam is teflon or polybutylene terephthalate or modified polypropene or Polyvinylchloride.
Certainly, as further improvement, do not place flexible can yet being fine by reinforcement in the protective seam 3, in this case, only need control well around the tension force of putting protective seam.
Certainly, in the utility model, between outer reinforcement 4 and restrictive coating 5, can also place binder or make the fixing yarn class material in outer reinforcement position; In this case, make the structure of product more stable, reliable.
In the utility model, owing to having adopted said structure, therefore compare with the optical cable of regulation among the SJ 51428, external diameter obviously reduces, and optical cable weight obviously reduces, and under being in an emergency, repairing or maintainer can transport, lay optical cable more effortlessly.Simultaneously, fixed communication network can be extended to the emergency communication place.With application number be: 2012206118215, patent name is: a kind of patented claim of portable optical fiber cable is compared, have broader environmental adaptability and less bending radius, whole dish 1 km optical cable product the increase of optical fiber additional attenuation do not occur through 300 times release and again manual behind cable.
In the utility model, adopt optical fiber, flexible interior reinforcement are placed in the protective seam, so that protective seam can with being subjected to larger pulling force, can not injure optical fiber when producing; Protective seam is placed outer reinforcement outward, makes optical cable have higher tensile strength and compressive property; Adopting polyamide or polyurethane is restrictive coating, makes optical cable have good abrasion resistance.
The applicant is through test of many times, it is the aramid yarn of 1610dtex that outer reinforcement adopts 6-8 root model, and the thickness of restrictive coating is 0.5mm, and the external diameter of product only is 2.6mm-3.0mm, and optical cable is when bearing the long-term tensile force of 2000N (1 hour) and after stretching finishes, and optical fiber does not have the increase of decay.Optical cable is tested in-60 ℃～+ 85 ℃ scopes, take degree centigrade as unit, and each temperature spot insulation 24 hours, through overtesting, optical fiber has no obvious decay in this temperature range increase (decay increase be not more than 0.02dB).
Optical cable in the utility model can be used for repairing optical cable, live television coverage, mining, oil field, military communication, rehearsal and multiple sensors and use.
Therefore, the utlity model has following beneficial effect: external diameter is thinner, weight is lighter, cost is lower, more portable, more flexible, temperature accommodation is wider.
The utility model is not limited to above-mentioned preferred forms, should be appreciated that design of the present utility model can be by other various forms enforcement utilizations, and they drop in the protection domain of the present utility model equally
Claims (10)
1. improve the portable optical fiber cable of structure; it includes two optical fiber, flexible interior reinforcement, outer reinforcement and restrictive coating; it is characterized in that two optical fiber with flexible in reinforcement be without stranded mode and be placed in the protective seam; outer reinforcement is positioned at outside the protective seam, and restrictive coating is coated on outside the outer reinforcement.
2. the portable optical fiber cable of described improvement structure according to claim 1, it is characterized in that flexible in the material of reinforcement be that aramid yarn or glass fibre strengthen yarn or high-strength polyethylene fiber.
3. the portable optical fiber cable of described improvement structure according to claim 1 is characterized in that being placed with material water-proof material in the gap of protective seam inside.
4. the portable optical fiber cable of described improvement structure according to claim 3 is characterized in that described material water-proof material is water blocking yarn or water-proofing powder.
5. the portable optical fiber cable of described improvement structure according to claim 1 and 2 is characterized in that optical fiber is colored optical fiber or tight tube fiber.
6. the portable optical fiber cable of described improvement structure according to claim 5 is characterized in that optical fiber is G652 type or G657 type or G655 type.
7. the portable optical fiber cable of described improvement structure according to claim 1 and 2, the material that it is characterized in that described restrictive coating is polyamide or low smoke and zero halogen plastics or polyurethane.
8. the portable optical fiber cable of described improvement structure according to claim 1 and 2 is characterized in that outer reinforcement is that mode with one-way spiral is distributed in the protective seam outer rim or the mode parallel with protective seam is distributed in the protective seam outer rim.
9. the portable optical fiber cable of described improvement structure according to claim 1 and 2 is characterized in that described outer reinforcement is that aramid fiber yarn or glass fibre strengthen yarn or poly-to the two oxazole silvalins of benzo benzo.
10. the portable optical fiber cable of described improvement structure according to claim 1 and 2 is characterized in that protective seam is teflon or polybutylene terephthalate or modified polypropene or Polyvinylchloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203104639U CN203250056U (en) | 2013-06-01 | 2013-06-01 | Portable optical cable with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203104639U CN203250056U (en) | 2013-06-01 | 2013-06-01 | Portable optical cable with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203250056U true CN203250056U (en) | 2013-10-23 |
Family
ID=49376488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203104639U Expired - Lifetime CN203250056U (en) | 2013-06-01 | 2013-06-01 | Portable optical cable with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203250056U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278899A (en) * | 2013-06-01 | 2013-09-04 | 江苏长飞中利光纤光缆有限公司 | Portable optical cable of improved structure |
| CN103713368A (en) * | 2013-12-13 | 2014-04-09 | 中国电子科技集团公司第二十三研究所 | Novel foldable light emergency cable and implementation method thereof |
-
2013
- 2013-06-01 CN CN2013203104639U patent/CN203250056U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278899A (en) * | 2013-06-01 | 2013-09-04 | 江苏长飞中利光纤光缆有限公司 | Portable optical cable of improved structure |
| CN103713368A (en) * | 2013-12-13 | 2014-04-09 | 中国电子科技集团公司第二十三研究所 | Novel foldable light emergency cable and implementation method thereof |
| CN103713368B (en) * | 2013-12-13 | 2016-08-31 | 中国电子科技集团公司第二十三研究所 | The light-duty relief cable of a kind of novel folding and its implementation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3222230U (en) | Armored flexible fiber optic assembly | |
| EP2820462A1 (en) | Aerial optical fiber cables | |
| WO2021022760A1 (en) | Air-blowing micro-cable | |
| CN104503055B (en) | Aerial optical cable flexible over long distances and its application | |
| CN203250056U (en) | Portable optical cable with improved structure | |
| EP3104203A1 (en) | Easy accessable outdoor optical fiber cable | |
| US20110262089A1 (en) | Small-diameter high bending-resistance fiber optic cable | |
| RU159036U1 (en) | FIRE-RESISTANT FIRE-SAFE OPTICAL CABLE | |
| CN201837748U (en) | Small-outer-diameter high-strength bending-resistant indoor single-core cable | |
| KR101395474B1 (en) | Optical fiber cable | |
| CN203422505U (en) | Duct round optical drop cable | |
| CN101706601B (en) | Layer stranded fiber optical cable with reinforcer in sheath | |
| CN205049786U (en) | Fire -retardant water -fast flame cable of radiationing hardening | |
| CN202870361U (en) | Portable optical cable | |
| CN205374839U (en) | Carrier -borne optical cable tied in a bundle | |
| CN209784617U (en) | Remote optical cable | |
| CN203054308U (en) | Optical cable with high integrated performance | |
| CN103941365A (en) | Ultra-flexible armored cable, ultra-flexible armored optical patch cord and optical cable crimping device for manufacture | |
| CN102928938B (en) | Emergency optical cable | |
| CN203825262U (en) | Enhanced flame-retardant field cable | |
| CN103278899A (en) | Portable optical cable of improved structure | |
| CN102445737A (en) | Tightly-covered optical fiber low-smoke zero-halogen wiring optical cable | |
| CN206906647U (en) | A kind of modular inside cable | |
| IN2012DN03280A (en) | ||
| CN202041690U (en) | Folding-resistance flexible butterfly leading-in cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215542 No.1 Zhongli Road, Changkun Industrial Park, Shajiabang Town, Changshu City, Suzhou City, Jiangsu Province Patentee after: Changfei photoelectric cable (Suzhou) Co.,Ltd. Address before: 215542 No.1 Zhongli Road, Changkun Industrial Park, Shajiabang Town, Changshu City, Suzhou City, Jiangsu Province Patentee before: YANGTZE ZHONGLI OPTICAL FIBRE AND CABLE (JIANGSU) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |
|
| CX01 | Expiry of patent term |