CN202996398U - Novel high-flame-retardance optical-fiber composite low-voltage cable - Google Patents
Novel high-flame-retardance optical-fiber composite low-voltage cable Download PDFInfo
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- CN202996398U CN202996398U CN 201220637180 CN201220637180U CN202996398U CN 202996398 U CN202996398 U CN 202996398U CN 201220637180 CN201220637180 CN 201220637180 CN 201220637180 U CN201220637180 U CN 201220637180U CN 202996398 U CN202996398 U CN 202996398U
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Abstract
The utility model discloses a novel high-flame-retardance optical-fiber composite low-voltage cable. The cable comprises a cable core, a fire retardant fabric coating the cable core and an outer sheath outside the fire retardant fabric. The cable is characterized in that, the cable core is formed by stranding a power unit, an optical unit and a structural filler; the power unit comprises a conductor and a cladding insulating layer outside the conductor; and the cladding insulating layer has a three-layer structure which is formed by an inner insulating layer as an inner layer, a flame retardant cladding layer as an intermediate layer and a sub-unit outer protection layer as an outer layer. The novel high-flame-retardance optical-fiber composite low-voltage cable has the advantages of high flame retardance and secondary combustion resistance, and uses a large number of harmless chemical technologies and materials, having an environment protection function.
Description
Technical field
the utility model relates to the power cable field, relates in particular to a kind of novel high flame retardant optical fiber composite low-voltage cable.
Background technology
the intelligent power technology is one of important technical of building intelligent grid.Along with the propelling of State Grid Corporation of China's intelligent grid building-up work, intelligent grid, intelligent power technology will lead the new trend of electric power application, and optical fiber composite low-voltage cable (OPLC) will become the preferred option of intelligent grid user incoming end.Fiber entering household is the inherent requirement of development intelligent grid, adopt optical fiber composite low-voltage cable to register one's residence and can advance network overall planning and Joint construction and sharing, reduce the implementation cost of the integration of three networks, not only save water, electricity, the gas meter copying work cost of working in a large number, avoid unnecessary repeated construction, can also make building industry and resident living comprehensive energy consumption further reduce, realize remote collection and home furnishings intelligent electrical energy consumption analysis and the control of the gauge table information such as electricity, water, coal gas, for the user provides more energy-conservation modern service for life.The employing optical fiber composite low-voltage cable has been realized to family only need once constructing technically, a problem that passage, disposable solution cable are registered one's residence, and greatly saves cable resource and conduit resource.
high flame retardant photoelectric compound cable of the present utility model can explicitly call for fire-retardant place to use, this cable can be under 800 ℃ of flame conditions can load running 30 minutes, and do not produce poisonous aerosol, for fire extinguishing, rescue the more time of winning, reduce casualties and property loss.
Summary of the invention
the utility model purpose is: a kind of cable with good physical is provided; can be useful in the building vertical shaft; in elevator and other wiring vertical shafts, directly use; there is high flame retardant characteristic and the anti-combustion characteristic of prolonging; use a large amount of butanedionedioxime technology and material simultaneously, can effectively embody the Function in Environmental of cable.
the technical solution of the utility model is: a kind of novel high flame retardant optical fiber composite low-voltage cable, it comprises cable core, is coated on the outer fire retardant of cable core and the outer oversheath of fire retardant, described cable core is by power unit and light unit and the structure filling thing is stranded forms, described power unit comprises copper conductor and the outer coated insulation layer of copper conductor, described coated insulation layer has three-decker, comprises inner insulating layer, flame retardant cover and subelement outer jacket.
preferably, described flame retardant cover is formed by glass fibre and halogen-free flame-retardant polymer Material cladding, and structure is the netted skeleton structure of internal layer, and skin is macromolecule plasticity material.The flame retardant cover material has high heat expansion technique and tack technique.
preferably, described inner insulating layer is the height material that is electrically insulated, and described subelement outer jacket is insulating material of polyethylene, and described oversheath consists of low smoke halogen-free flame-retardant polyolefin.
the utility model has the advantages that:
1. high flame retardant photoelectric compound cable of the present utility model can explicitly call for fire-retardant place to use, this cable can be under 800 ℃ of flame conditions can load running 30 minutes, and do not produce poisonous aerosol, for fire extinguishing, rescue the more time of winning, reduce casualties and property loss.
2. the utility model also has that Large Volume Data transfer function, the external diameter of high reliability is little, lightweight, optical transmission unit and power line be in one, avoids the secondary wiring, reduces the advantages such as engineering cost.
3. in the utility model cable, flame retardant cover adopts tack technique, can complete coating cable, and can effectively solve the air gap problem produced when other clad materials coat, thereby effectively improve anti-flammability; The flame retardant cover cladding material has high heat expansion technique, and while making cable stand the naked light infringement, coating layer effectively expands, and stops outside oxygen-containing gas at the cable internal convection, thereby effectively controls rate of propagation.
The accompanying drawing explanation
below in conjunction with drawings and Examples, the utility model is further described:
fig. 1 is the utility model cross-section of cable schematic diagram;
fig. 2 is the utility model power unit schematic cross-section;
fig. 3 is the utility model flame retardant cover schematic cross-section.
wherein: 1, copper conductor; 2, inner insulating layer; 3, flame retardant cover; 4, subelement outer jacket; 5, light unit; 6, structure filling thing; 7, screen; 8, fire retardant; 9, outer jacket; 10, power unit; 11, filler.
Embodiment
embodiment: as shown in Figure 1, a kind of novel high flame retardant optical fiber composite low-voltage cable, comprise the armorless cable that insulating barrier, light unit 5, structure filling thing 6, fire retardant 8 and sheath 9 by conductor 1, coating conductor 1 form.Described cable core is by power unit 10, light unit 5 and structure filling thing 6 is stranded forms.Cable core coats one deck fire retardant 8 outward again, the outer one deck outer jacket 9 that coats again of fire retardant 8.
as shown in Figure 2, adopt the three-decker design between the insulating barrier of coating conductor, internal layer is that inner insulating layer 2, intermediate layer are that flame retardant cover 3, skin are subelement outer jacket 4.Described inner insulating layer 2 is the height material that is electrically insulated, and described subelement outer jacket 4 is insulating material of polyethylene.
described inner insulating layer 2, subelement outer jacket 4, outer jacket 9 all adopts low cigarette material, and the smog burst size is less, guarantees that light transmittance is more than 80%; And all adopt environment-friendly materials, discharge without pernicious gas, guarantee to discharge the gas pH value more than 4.5.
described oversheath 9 consists of low smoke halogen-free flame-retardant polyolefin.
as shown in Figure 3, described flame retardant cover 3 is formed by glass fibre and halogen-free flame-retardant polymer Material cladding, and structure is the netted skeleton structure of internal layer, and skin is macromolecule plasticity material.Described flame retardant cover 3 adopts the tack techniques, can complete coating cable, and can effectively solve the air gap problem produced when other clad materials coat, thereby effectively improve anti-flammability; Described flame retardant cover 3 cladding materials have high heat expansion technique, and while making cable stand the naked light infringement, coating layer effectively expands, and stops outside oxygen-containing gas at the cable internal convection, thereby effectively controls rate of propagation; The structure of described flame retardant cover 3 fully guarantees to coat the flexibility of band, thereby guarantees that cable has good bending resistance, solves the flexible difficult problem that other inorganic mineral classes coat band.
be only below concrete exemplary applications of the present utility model, protection range of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, within all dropping on the utility model scope required for protection.
Claims (3)
1. a novel high flame retardant optical fiber composite low-voltage cable, it comprises cable core, is coated on the outer fire retardant (8) of cable core and the outer oversheath (9) of fire retardant (8), it is characterized in that: described cable core is by power unit (10) and light unit (5) and stranded the forming of structure filling thing (6), described power unit (10) comprises conductor (1) and the outer coated insulation layer of conductor (1), described coated insulation layer has three-decker, and internal layer is that inner insulating layer (2), intermediate layer are that flame retardant cover (3), skin are subelement outer jacket (4).
2. novel high flame retardant optical fiber composite low-voltage cable according to claim 1, it is characterized in that: described flame retardant cover (3) is formed by glass fibre and halogen-free flame-retardant polymer Material cladding, structure is the netted skeleton structure of internal layer, and skin is macromolecule plasticity material.
3. novel high flame retardant optical fiber composite low-voltage cable according to claim 1, it is characterized in that: described inner insulating layer (2) is the height material that is electrically insulated, described subelement outer jacket (4) is insulating material of polyethylene, and described oversheath (9) consists of low smoke halogen-free flame-retardant polyolefin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220637180 CN202996398U (en) | 2012-11-28 | 2012-11-28 | Novel high-flame-retardance optical-fiber composite low-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220637180 CN202996398U (en) | 2012-11-28 | 2012-11-28 | Novel high-flame-retardance optical-fiber composite low-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202996398U true CN202996398U (en) | 2013-06-12 |
Family
ID=48567544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220637180 Withdrawn - After Issue CN202996398U (en) | 2012-11-28 | 2012-11-28 | Novel high-flame-retardance optical-fiber composite low-voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202996398U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956321A (en) * | 2012-11-28 | 2013-03-06 | 江苏永鼎股份有限公司 | Novel high-flame-retardancy optical fiber composite low-voltage cable |
| CN109065249A (en) * | 2018-08-02 | 2018-12-21 | 安徽扬子线缆有限公司 | A kind of safe environment protection type low-voltage power control composite cable |
| US10167396B2 (en) | 2017-05-03 | 2019-01-01 | Corning Incorporated | Low smoke fire-resistant optical ribbon |
| US10222547B2 (en) | 2015-11-30 | 2019-03-05 | Corning Incorporated | Flame-retardant optical fiber coating |
-
2012
- 2012-11-28 CN CN 201220637180 patent/CN202996398U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956321A (en) * | 2012-11-28 | 2013-03-06 | 江苏永鼎股份有限公司 | Novel high-flame-retardancy optical fiber composite low-voltage cable |
| CN102956321B (en) * | 2012-11-28 | 2016-03-02 | 江苏永鼎股份有限公司 | A kind of Novel high-flame-retardancoptical optical fiber composite low-voltage cable |
| US10222547B2 (en) | 2015-11-30 | 2019-03-05 | Corning Incorporated | Flame-retardant optical fiber coating |
| US10167396B2 (en) | 2017-05-03 | 2019-01-01 | Corning Incorporated | Low smoke fire-resistant optical ribbon |
| CN109065249A (en) * | 2018-08-02 | 2018-12-21 | 安徽扬子线缆有限公司 | A kind of safe environment protection type low-voltage power control composite cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130612 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |