CN202473382U - Fire-proof optical fiber composite low pressure armored cable - Google Patents
Fire-proof optical fiber composite low pressure armored cable Download PDFInfo
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- CN202473382U CN202473382U CN2012200789771U CN201220078977U CN202473382U CN 202473382 U CN202473382 U CN 202473382U CN 2012200789771 U CN2012200789771 U CN 2012200789771U CN 201220078977 U CN201220078977 U CN 201220078977U CN 202473382 U CN202473382 U CN 202473382U
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Abstract
The utility model discloses a fire-proof optical fiber composite low pressure armored cable. The fire-proof optical fiber composite low pressure armored cable comprises an insulated wire core, a light unit, a filling rope, a fire-proof layer, an inner sheath, an armored layer and an outer sheath. The insulated wire core, the light unit and the filling rope are twisted together and then be wrapped by the fire-proof layer, the inner sheath is extruded on the outside of the fire-proof layer, the outside of the inner sheath is wrapped by the armored layer, and the outer sheath is extruded on the outside of the armored layer. Through reasonable structural design of the fire-proof layer, the high inflaming retarding sheathes and the like, the fire-proof optical fiber composite low pressure armored cable is enabled to separate influence of a combustion source to an inner structure of a composite cable fire-proof layer and can enable a composite cable to keep communication and power supply for some time under extreme cases like a sudden fire place. In addition, the fire-proof optical fiber composite low pressure armored cable has the advantages of being low in smoke, having no halogen, no poison and no harm, being strong in anti-lateral compression ability and the like, and the fire-proof optical fiber composite low pressure armored cable can be applied to public fire protection places such as a metro, a cinema, a school, a hospital or a high-rise, and can be used for crane span structure, burying underground or pipe laying.
Description
Technical field
The utility model relates to a kind of Optical Fiber Composite low-voltage cable, relates in particular to a kind of fire-resistant Optical Fiber Composite low pressure armoured cable, belongs to optical fiber cable, cable technology field.
Background technology
Optical Fiber Composite low pressure armoured cable because of compact conformation, design and low cost of manufacture, easy construction, occupy characteristics such as route resource is few, be widely used in each big industry and field.But at some special occasions, receive the fire-retardant restriction with fire resistance of composite rope, influenced applying of Optical Fiber Composite low pressure armoured cable; Because of the compound low pressure armouring of general photoelectricity cable does not have fire resistance; Can not satisfy under the fire emergency of burst, can keep normal communication and power supply, therefore; Want to make the Optical Fiber Composite cable to have good fire resistance properties; Improve Optical Fiber Composite cable security property and reliability, must design the structure of new improvement composite cable, make Optical Fiber Composite whole cable structure satisfy in the extraordinary occasion of flame-retardant requirement is arranged and use needs.
In sum, problem demanding prompt solution is, needs Optical Fiber Composite low pressure armouring cable to have fire resistance, satisfies when the fire of burst and can normally use.
The utility model content
Goal of the invention: in order to overcome the deficiency that exists in the prior art; The utility model provides a kind of fire-resistant Optical Fiber Composite low pressure armoured cable; Can communicate simultaneously and supply power, can in the place of burst fire, keep a period of time normally to use, for the time has been won in the prominent rescue of fire; Reduce casualties, make the Optical Fiber Composite cable be applicable to the high-risk special occasions that waits of fire.
Technical scheme: for solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of fire-resistant Optical Fiber Composite low pressure armoured cable; Comprise insulated wire cores, light unit, gasket for packing, flame retardant coating, inner sheath, armour and oversheath; Said insulated wire cores, light unit, gasket for packing are surrounded with flame retardant coating through outside, stranded back; The outside of said flame retardant coating is extruded with inner sheath, the outside wrapped armour of said inner sheath, and said armour outside extrudes oversheath.
The fire-resistant Optical Fiber Composite low pressure armoured cable that the utility model provides has optical fiber communication and power supply two big functions, is adapted to specified 0.6/1kV and following electric pressure and uses.
As a kind of improvement, said insulated wire cores is by copper conductor or silver-plated copper conductor or nickel-clad copper conductor external packets is carried out crosslinked polyethylene or silicon rubber constitutes.Preferably, the quantity of insulated wire cores is 2～6.
As a kind of improvement, said smooth unit comprises stainless steel tube, the fire-resistant composite band of potteryization and halogen-free and low-smoke flame-retardant polyolefin sheathed material, is provided with an above optical fiber in the said stainless steel tube, is filled with fine cream in the gap between optical fiber and stainless steel tube; The fire-resistant composite band of potteryization is wrapped at the stainless steel tube outer surface, and its number of plies is one deck; Halogen-free and low-smoke flame-retardant polyolefin sheathed material bag is carried out in the fire-resistant composite band outer surface of potteryization.Preferably, the quantity of light unit is 1～3.
As a kind of improvement, the material of said gasket for packing is inorganic paper string or glass fiber rope.
As a kind of improvement, the material of said flame retardant coating is the fire-resistant composite band of potteryization.
As a kind of improvement, the material of said inner sheath is halogen-free and low-smoke flame-retardant polyolefin or silicon rubber.
As a kind of improvement, the material of said armour is galvanized steel strip or stainless steel band, adopts double-deck gap wrapped.
As a kind of improvement, the material of said oversheath is halogen-free and low-smoke flame-retardant polyolefin or silicon rubber.
Beneficial effect: the fire-resistant Optical Fiber Composite low pressure armoured cable that the utility model provides; Through rational flame retardant coating and the isostructural design of high flame retardant sheath, make it under extreme cases such as burst fire place, if sheath is during by roastingization; The fire-resistant composite band of potteryization is along with the rising of temperature; By the hard housing of Low fire ceramic shape, can intercept the influence of burning things which may cause a fire disaster rapidly, make composite rope can keep communication and the power supply of a period of time composite rope flame retardant coating internal structure unit; This composite cable also has low cigarette, Halogen, nontoxic, harmless, advantage such as lateral pressure resistant power is big simultaneously; Be applicable to public fire protection, the fire prevention place, like public places such as subway, movie theatre, school, hospital, high buildings, but crane span structure, bury ground or pipeline laying.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the another kind of structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is done explanation further.
A kind of fire-resistant Optical Fiber Composite low pressure armoured cable; Comprise insulated wire cores 1, light unit 2, gasket for packing 3, flame retardant coating 4, inner sheath 5, armour 6 and oversheath 7; Said insulated wire cores 1, light unit 2, gasket for packing 3 are surrounded with flame retardant coating 4 through outside, stranded back; The outside of said flame retardant coating 4 is extruded with inner sheath 5, said inner sheath 5 outside wrapped armours 6, and said armour 6 outsides extrude oversheath 7; Wherein light unit 2 comprises stainless steel tube, the fire-resistant composite band of potteryization and halogen-free and low-smoke flame-retardant polyolefin sheathed material, is provided with an above optical fiber in the said stainless steel tube, is filled with fine cream in the gap between optical fiber and stainless steel tube; The fire-resistant composite band of potteryization is wrapped at the stainless steel tube outer surface, and its number of plies is one deck; Halogen-free and low-smoke flame-retardant polyolefin sheathed material bag is carried out in the fire-resistant composite band outer surface of potteryization
Fig. 1 is a kind of concrete fire-resistant Optical Fiber Composite low pressure armoured cable structural representation based on such scheme; It is provided with three insulated cores 1 and a light unit 2; Wherein insulated wire cores 1 is made up of copper conductor external packets shoe crosslinked polyethylene insulation material, is provided with 24 optical fiber in each light unit 2, and gasket for packing 3 is made up of inorganic paper string; Flame retardant coating 4 is by the fire-resistant composite band of two-layer ceramicization overlapping wrapped composition; Inner sheath 5 is made up of the halogen-free and low-smoke flame-retardant polyolefin material, and armour 6 adopts the wrapped composition in double-deck galvanized steel strip gap, and oversheath 7 is made up of the halogen-free and low-smoke flame-retardant polyolefin material.
Fig. 2 is the another kind of concrete fire-resistant Optical Fiber Composite low pressure armoured cable structural representation based on such scheme; It is provided with five insulated cores 1 and two light unit 2; Wherein insulated wire cores 1 is made up of copper conductor external packets shoe silicon rubber insulation material, is provided with 24 optical fiber in each light unit 2, and gasket for packing 3 is made up of inorganic paper string; Flame retardant coating 4 is by the fire-resistant composite band of two-layer ceramicization overlapping wrapped composition; Inner sheath 5 is made up of the halogen-free and low-smoke flame-retardant polyolefin material, and armour 6 adopts the wrapped composition of double-layer stainless steel band gap, and oversheath 7 is made up of the halogen-free and low-smoke flame-retardant polyolefin material.
The above only is the preferred implementation of the utility model; Be noted that for those skilled in the art; Under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (10)
1. fire-resistant Optical Fiber Composite low pressure armoured cable; It is characterized in that: this composite cable comprises insulated wire cores (1), light unit (2), gasket for packing (3), flame retardant coating (4), inner sheath (5), armour (6) and oversheath (7); Said insulated wire cores (1), light unit (2), gasket for packing (3) are surrounded with flame retardant coating (4) through outside, stranded back; The outside of said flame retardant coating (4) is extruded with inner sheath (5); The outside wrapped armour of said inner sheath (5) (6), said armour (6) outside extrudes oversheath (7).
2. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1 is characterized in that: said insulated wire cores (1) is by copper conductor or silver-plated copper conductor or nickel-clad copper conductor external packets is carried out crosslinked polyethylene or silicon rubber constitutes.
3. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1, it is characterized in that: the quantity of said insulated wire cores (1) is 2～6.
4. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1; It is characterized in that: said smooth unit (2) comprises stainless steel tube, the fire-resistant composite band of potteryization and halogen-free and low-smoke flame-retardant polyolefin sheathed material; Be provided with an above optical fiber in the said stainless steel tube, be filled with fine cream in the gap between optical fiber and stainless steel tube; The fire-resistant composite band of potteryization is wrapped at the stainless steel tube outer surface, and its number of plies is one deck; Halogen-free and low-smoke flame-retardant polyolefin sheathed material bag is carried out in the fire-resistant composite band outer surface of potteryization.
5. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1, it is characterized in that: the quantity of said smooth unit (2) is 1～3.
6. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1 is characterized in that: the material of said gasket for packing (3) is inorganic paper string or glass fiber rope.
7. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1 is characterized in that: the material of said flame retardant coating (4) is the fire-resistant composite band of potteryization.
8. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1, it is characterized in that: the material of said inner sheath (5) is halogen-free and low-smoke flame-retardant polyolefin or silicon rubber.
9. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1, it is characterized in that: the material of said armour (6) is galvanized steel strip or stainless steel band, adopts double-deck gap wrapped.
10. fire-resistant Optical Fiber Composite low pressure armoured cable according to claim 1, it is characterized in that: the material of said oversheath (7) is halogen-free and low-smoke flame-retardant polyolefin or silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200789771U CN202473382U (en) | 2012-03-05 | 2012-03-05 | Fire-proof optical fiber composite low pressure armored cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200789771U CN202473382U (en) | 2012-03-05 | 2012-03-05 | Fire-proof optical fiber composite low pressure armored cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202473382U true CN202473382U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200789771U Expired - Lifetime CN202473382U (en) | 2012-03-05 | 2012-03-05 | Fire-proof optical fiber composite low pressure armored cable |
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| CN (1) | CN202473382U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941367A (en) * | 2014-04-29 | 2014-07-23 | 河北长飞优创光电线缆技术开发有限公司 | Fire-proof optical cable with U-shaped grooves |
| CN104464941A (en) * | 2014-12-25 | 2015-03-25 | 北京市交泰电缆有限公司 | Novel insulated cable |
| CN104700952A (en) * | 2015-03-16 | 2015-06-10 | 常熟市谷雷特机械产品设计有限公司 | Optical and electric composite cable with special-shaped filling ropes |
| CN107833694A (en) * | 2017-11-24 | 2018-03-23 | 江苏华能电缆股份有限公司 | Oil exploration robot wear-resisting high temperature-proof photoelectricity charge bearing detecting cable against corrosion |
-
2012
- 2012-03-05 CN CN2012200789771U patent/CN202473382U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941367A (en) * | 2014-04-29 | 2014-07-23 | 河北长飞优创光电线缆技术开发有限公司 | Fire-proof optical cable with U-shaped grooves |
| CN104464941A (en) * | 2014-12-25 | 2015-03-25 | 北京市交泰电缆有限公司 | Novel insulated cable |
| CN104700952A (en) * | 2015-03-16 | 2015-06-10 | 常熟市谷雷特机械产品设计有限公司 | Optical and electric composite cable with special-shaped filling ropes |
| CN107833694A (en) * | 2017-11-24 | 2018-03-23 | 江苏华能电缆股份有限公司 | Oil exploration robot wear-resisting high temperature-proof photoelectricity charge bearing detecting cable against corrosion |
| CN107833694B (en) * | 2017-11-24 | 2024-03-01 | 江苏华能电缆股份有限公司 | Corrosion-resistant wear-resistant high-temperature-resistant photoelectric load-bearing detection cable for petroleum exploration robot |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
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| CX01 | Expiry of patent term |