CN203931636U - Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel - Google Patents
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel Download PDFInfo
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- CN203931636U CN203931636U CN201420294635.2U CN201420294635U CN203931636U CN 203931636 U CN203931636 U CN 203931636U CN 201420294635 U CN201420294635 U CN 201420294635U CN 203931636 U CN203931636 U CN 203931636U
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- cable
- wrapped
- polyester belt
- low
- thin wall
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Abstract
The utility model discloses low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel, comprise a plurality of unit group, each unit group includes two conductors, two conductors are coated with respectively cross-linked polyolefin insulating barrier outward and form insulated wire cores, the wrapped separator of polyester belt after insulated wire cores pair twist bunchy and in outside is coated successively, signal shielding layer, the stranded bunchy of a plurality of unit group of coated signal shielding layer forms cable core, cable core is coated with non-flammable adhesive tape lapping layer outward successively, the wrapped separator of outer polyester belt, tinned copper wire braiding armour, irradiated crosslinking low-smoke and halogen-free flame retardant polyolefin external sheath layer.The utility model can improve cable-flame retardant performance by interior polyester belt lapping layer, outer polyester belt lapping layer, non-flammable adhesive tape lapping layer, and cable is extruded thinner thickness, has greatly dwindled finished cable external diameter, for cable installation facilitates; That cable also has is fire-retardant, environmental protection, ageing-resistant, uvioresistant, oil resistant, corrosion-resistant, high-low temperature resistant and good physical and mechanical properties.
Description
technical field:
The utility model relates to telecommunication cable, relates in particular to low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel.
background technology:
Naval vessel is mainly used in signal transmission and the control system in the communication, electronic computer, messaging device on naval vessel with low-smoke non-halogen flame-retardant light thin wall type telecommunication cable.Because the instrument control appliance on naval vessel is a lot, limited space, circumstance complication, therefore cable has been proposed to a lot of physical and chemical performance requirements.Require cable to dwindle the outside diameter of cable under the prerequisite that guarantees electric property, mechanical and physical performance as far as possible, and there is the performances such as fire-retardant, low smoke and zero halogen, ageing-resistant, uvioresistant, oil resistant, corrosion-resistant, high-low temperature resistant.
Therefore need to be optimized design to the construction of cable, select thin wall type cable to make sheath with suitable material and suitable structure, guarantee the safety and reliability of cable, facilitate cable laying to install, raising cable useful life.
utility model content:
In order to make up prior art problem, the purpose of this utility model is to provide low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel, reasonable in design, insulation electrical performance mechanical and physical performance is good, fire-retardant, low smoke and zero halogen, ageing-resistant, uvioresistant, oil resistant, corrosion-resistant, high-low temperature resistant and the outside diameter of cable little.
The technical solution of the utility model is as follows:
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for naval vessel, it is characterized in that: comprise a plurality of unit group, each unit group includes two conductors, two conductors are coated with respectively cross-linked polyolefin insulating barrier outward and form insulated wire cores, the wrapped separator of polyester belt after insulated wire cores pair twist bunchy and in outside is coated successively, signal shielding layer, the stranded bunchy of a plurality of unit group of coated signal shielding layer forms cable core, cable core is coated with non-flammable adhesive tape lapping layer outward successively, the wrapped separator of outer polyester belt, tinned copper wire braiding armour, irradiated crosslinking low-smoke and halogen-free flame retardant polyolefin external sheath layer.
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for described naval vessel, is characterized in that: described conductor adopts 5 classes or 6 class tinned copper conductors.
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for described naval vessel, is characterized in that: described cable core adopts fine pith, and lay ratio is controlled in 12 times, regular stranded mode.
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for described naval vessel, it is characterized in that: the overlapping wrapped formation of two layers of polyester belt of all employings of the described wrapped separator of interior polyester belt, the wrapped separator of outer polyester belt, wherein the wrapped rate of putting up of the wrapped separator of interior polyester belt is not less than 40%, and the wrapped rate of putting up of the wrapped separator of outer polyester belt is not less than 30%.
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for described naval vessel, is characterized in that: described non-flammable adhesive tape lapping layer adopts non-flammable adhesive tape wrapped, and the wrapped rate of putting up is not less than 45%.
The utility model has the advantages that:
1, cable conductor adopts 5 classes or 6 class tinned copper conductor structures, has improved the flexibility of cable, weldability energy and the antioxygenic property of conductor;
2, cable insulation adopts thin wall type cable to extrude with cross-linked polyolefin, extrudes thinner thickness, has greatly dwindled finished cable external diameter, for cable installation facilitates.
3, cable conductor adopts fine pith, and regular stranded mode has improved flexibility and the stability of cable.
4, cable jacket adopts high strength radiation crosslinking low smoke halogen-free flame-retardant polyolefin to extrude, and makes cable have fire-retardant, environmental protection, ageing-resistant, uvioresistant, oil resistant, corrosion-resistant, high-low temperature resistant and good physical and mechanical properties.
When 5, the utility model can improve cable-flame retardant performance by interior polyester belt lapping layer, outer polyester belt lapping layer, non-flammable adhesive tape lapping layer, also improved the structural compactness of cable, the control of the outside diameter of cable has been played to effective effect.
accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model.
embodiment:
Referring to accompanying drawing:
Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for naval vessel, comprise a plurality of unit group, each unit group includes two conductors 1, two outer cross-linked polyolefin insulating barriers 2 that are coated with respectively of conductor 1 form insulated wire cores, the wrapped separator 3 of polyester belt after insulated wire cores pair twist bunchy and in outside is coated successively, signal shielding layer 4, the stranded bunchy of a plurality of unit group of coated signal shielding layer 4 forms cable core, cable core is coated with non-flammable adhesive tape lapping layer 5 outward successively, the wrapped separator 6 of outer polyester belt, tinned copper wire braiding armour 7, irradiated crosslinking low-smoke and halogen-free flame retardant polyolefin external sheath layer 8.
Conductor 1 adopts 5 classes or 6 class tinned copper conductors.
Cable core adopts fine pith, and lay ratio is controlled in 12 times, regular stranded mode.
The overlapping wrapped formation of two layers of polyester belt of all employings of the wrapped separator 3 of interior polyester belt, the wrapped separator 6 of outer polyester belt, wherein the interior wrapped rate of putting up of the wrapped separator 3 of polyester belt is not less than 40%, and the wrapped rate of putting up of the wrapped separator 6 of outer polyester belt is not less than 30%.
Non-flammable adhesive tape lapping layer 5 adopts non-flammable adhesive tape wrapped, and the wrapped rate of putting up is not less than 45%.
Claims (5)
1. low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a naval vessel, it is characterized in that: comprise a plurality of unit group, each unit group includes two conductors, two conductors are coated with respectively cross-linked polyolefin insulating barrier outward and form insulated wire cores, the wrapped separator of polyester belt after insulated wire cores pair twist bunchy and in outside is coated successively, signal shielding layer, the stranded bunchy of a plurality of unit group of coated signal shielding layer forms cable core, cable core is coated with non-flammable adhesive tape lapping layer outward successively, the wrapped separator of outer polyester belt, tinned copper wire braiding armour, irradiated crosslinking low-smoke and halogen-free flame retardant polyolefin external sheath layer.
2. low-smoke non-halogen flame-retardant thin wall type telecommunication cable for naval vessel according to claim 1, is characterized in that: described conductor adopts 5 classes or 6 class tinned copper conductors.
3. according to low-smoke non-halogen flame-retardant thin wall type telecommunication cable for the naval vessel described in claims 1, it is characterized in that: described cable core adopts fine pith, and lay ratio is controlled in 12 times, regular stranded mode.
4. according to low-smoke non-halogen flame-retardant thin wall type telecommunication cable for the naval vessel described in claims 1, it is characterized in that: the overlapping wrapped formation of two layers of polyester belt of all employings of the described wrapped separator of interior polyester belt, the wrapped separator of outer polyester belt, wherein the wrapped rate of putting up of the wrapped separator of interior polyester belt is not less than 40%, and the wrapped rate of putting up of the wrapped separator of outer polyester belt is not less than 30%.
5. according to low-smoke non-halogen flame-retardant thin wall type telecommunication cable for the naval vessel described in claims 1, it is characterized in that: described non-flammable adhesive tape lapping layer adopts non-flammable adhesive tape wrapped, and the wrapped rate of putting up is not less than 45%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294635.2U CN203931636U (en) | 2014-06-04 | 2014-06-04 | Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294635.2U CN203931636U (en) | 2014-06-04 | 2014-06-04 | Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203931636U true CN203931636U (en) | 2014-11-05 |
Family
ID=51827409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420294635.2U Expired - Fee Related CN203931636U (en) | 2014-06-04 | 2014-06-04 | Low-smoke non-halogen flame-retardant thin wall type telecommunication cable for a kind of naval vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203931636U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115602367A (en) * | 2022-10-25 | 2023-01-13 | 扬州市中能电缆有限公司（Cn） | Corrosion-resistant salt-fog-resistant low-smoke halogen-free communication cable for ships |
-
2014
- 2014-06-04 CN CN201420294635.2U patent/CN203931636U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115602367A (en) * | 2022-10-25 | 2023-01-13 | 扬州市中能电缆有限公司（Cn） | Corrosion-resistant salt-fog-resistant low-smoke halogen-free communication cable for ships |
| CN115602367B (en) * | 2022-10-25 | 2023-09-22 | 扬州市中能电缆有限公司 | Corrosion-resistant salt-fog-resistant low-smoke halogen-free communication cable for ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |