CN212135025U

CN212135025U - Central tube type armored fire-resistant optical cable used in high-rise building

Info

Publication number: CN212135025U
Application number: CN202020949835.2U
Authority: CN
Inventors: 何文栋; 王新龙; 刘涛; 曾庆楦; 胡志辉; 范建聪; 代桂林; 尹炜星
Original assignee: Shenzhen SDG Information Co Ltd
Current assignee: Shenzhen SDG Information Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-11
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a central tube formula armor fire-resistant optical cable for in high-rise building, including light unit, inner sheath, armor, fire-resistant heat insulating tape and oversheath, the light unit includes optic fibre, optic fibre oleamen and fiber optic sleeve, the inner sheath cladding is in the outer end of light unit, the armor cladding is in the outer end of inner sheath, the oversheath sets up the outer end at the armor, fire-resistant heat insulating tape sets up between armor and oversheath, the utility model discloses have good fire-resistant, corrosion-resistant, wearability and portability, can make the optical cable of installing on the building light more and safety, suitable using widely.

Description

Central tube type armored fire-resistant optical cable used in high-rise building

Technical Field

The utility model relates to a communication optical cable technical field, especially a central tube formula armor fire-resistant optical cable for in high-rise building.

Background

With the rapid development of society, more and more attention is paid to the safety environment around individuals, such as fire safety hazard, so that the optical cable used in buildings needs to have good fire resistance and corrosion resistance so as to ensure that the communication in the buildings can be normally available in a fire state, and provide technical support for rescue and communication safety.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to above-mentioned current high-rise building communication optical cable fire prevention fire-resistant grade, provides a central tube formula armor fire-resistant optical cable for in the high-rise building, can let the optical cable that uses on the building have good refractiveness, corrosion resistance and resistance to wear to ensure communication normal use in the building under the conflagration state.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides a central tube formula armor fire-resistant optical cable for in high-rise building, includes optical unit, inner sheath, armor, fire-resistant heat insulating tape and oversheath, optical unit includes optic fibre, optic fibre oleamen and fiber optic sleeve, the inner sheath cladding is in the outer end of optical unit, the armor cladding is in the outer end of inner sheath, the oversheath sets up the outer end at the armor, fire-resistant heat insulating tape sets up between armor and oversheath.

Preferably, the optical fiber sleeve is a stainless steel sleeve or a plastic sleeve, and the optical unit is a stainless steel tube optical unit or a plastic sleeve optical unit.

Preferably, the inner sheath is a low-smoke halogen-free inner sheath or a ceramic composite belt.

Preferably, the armor layer is formed by assembling a plurality of fan-shaped blocks, and the armor layer is made of FRP materials.

Preferably, the fireproof heat insulation belt is a mica heat insulation belt or a ceramic composite belt, and the coating structure of the fireproof heat insulation belt is a longitudinal wrapping or a lapping.

Preferably, when the optical fiber sleeve is a plastic sleeve, the optical cable is an all-nonmetal fire-resistant armored optical cable.

The utility model has the advantages that: adopt two kinds of different materials as optical fiber protection sleeve, when making the optical cable install on building, can carry out diversified selection to make the optical cable more light, and used fire-resistant heat insulating tape and armor inside the optical cable, the inside optic fibre of protection that can be fine makes the optical cable possess good refractiveness, corrosion resistance and stand wear and tear, the utility model discloses have good fire-resistant, corrosion-resistant, stand wear and tear and portability, can make the optical cable of installing on building light more and safe, suitable using widely.

Drawings

Fig. 1 is a schematic structural diagram of the light unit using stainless steel tubes according to the present invention.

Fig. 2 is a schematic structural diagram of the optical unit using the plastic sleeve according to the present invention.

10. A light unit; 11. an optical fiber; 12. optical fiber ointment; 13. a fiber optic ferrule; 20. an inner sheath; 21. a low-smoke halogen-free inner sheath; 22. ceramizing the composite tape; 30. an armor layer; 40. a refractory heat insulating band; 50. an outer sheath.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: as shown in fig. 1, a central tube armored fire-resistant optical cable for use in a high-rise building comprises an optical unit 10, an inner sheath 20, an armor layer 30, a fire-resistant thermal insulation tape 40 and an outer sheath 50, wherein the optical unit 10 comprises an optical fiber 11, an optical fiber ointment 12 and an optical fiber sleeve 13, the inner sheath 20 is coated on the outer end of the optical unit 10, the armor layer 30 is coated on the outer end of the inner sheath 20, finally, the outer sheath 50 is arranged on the outer end of the armor layer 30, and the fire-resistant thermal insulation tape 40 is arranged between the armor layer 30 and the outer sheath 50, so that the optical cable has good high temperature resistance and good combustion resistance.

The optical fiber ferrule 13 is a stainless steel ferrule, and the optical unit 10 is a stainless steel optical unit.

Wherein, the inner sheath 20 used is a low smoke and zero halogen inner sheath 21.

The armor layer 30 is formed by assembling a plurality of fan-shaped blocks, the armor layer can be assembled according to the diameter of the optical cable, and the armor layer 30 is made of FRP materials.

The fireproof heat insulation belt 40 is a mica heat insulation belt or a ceramic composite belt 22, so that the effects of heat insulation and rapid temperature transmission prevention can be achieved under the condition of high-temperature combustion, and a temperature gradient is formed in the optical cable.

Adopt stainless steel sleeve pipe as fiber sleeve 13, the inside optic fibre 11 of protection that can be fine is not damaged easily to supporting low smoke and zero halogen inner sheath 21 that has used has alleviateed the weight of optical cable, and has used low smoke and zero halogen inner sheath 21 to produce toxic gas when can preventing the optical cable burning, and also has FRP armor 30 and fire-resistant heat insulating strip 40 in optical unit 10 outer end, further protected the optical cable.

Example 2: as shown in fig. 2, a central tube armored fire-resistant optical cable for use in a high-rise building comprises an optical unit 10, an inner sheath 20, an armor layer 30, a fire-resistant thermal insulation tape 40 and an outer sheath 50, wherein the optical unit 10 comprises an optical fiber 11, an optical fiber ointment 12 and an optical fiber sleeve 13, the inner sheath 20 is coated on the outer end of the optical unit 10, the armor layer 30 is coated on the outer end of the inner sheath 20, finally, the outer sheath 50 is arranged on the outer end of the armor layer 40, and the fire-resistant thermal insulation tape 40 is arranged between the armor layer 30 and the outer sheath 50, so that the optical cable has good high temperature resistance and good combustion resistance.

The optical fiber ferrule 13 is a plastic ferrule, and the optical unit 10 is a plastic ferrule optical unit.

Wherein the inner sheath 20 used is a ceramic composite tape 22.

The used fireproof heat insulation belt 40 adopts a mica heat insulation belt or a ceramic composite belt 22, and the cladding structure of the fireproof heat insulation belt is in a longitudinal wrapping or wrapping mode.

The plastic sleeve is used as the optical fiber sleeve 13, so that the optical cable is an all-nonmetal fire-resistant armored optical cable, the weight of the optical cable can be effectively reduced, the ceramic composite belt 22 is used outside the optical unit 10, the flame-retardant and fire-resistant effects can be better achieved, and gas generated after the ceramic composite belt 22 burns cannot damage a human body.

The above embodiments are merely illustrative and not restrictive, and all equivalent changes and modifications made by the methods described in the claims are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a central tube formula armor fire-resistant optical cable for in high-rise building, includes optical unit, inner sheath, armor, fire-resistant heat insulating tape and oversheath, its characterized in that: the optical unit comprises optical fibers, optical fiber ointment and an optical fiber sleeve, the inner sheath is wrapped at the outer end of the optical unit, the armor is wrapped at the outer end of the inner sheath, the outer sheath is arranged at the outer end of the armor, and the fireproof heat insulation belt is arranged between the armor and the outer sheath.

2. The central tube armored fire-resistant optical cable for use in high-rise buildings according to claim 1, wherein: the optical fiber sleeve is a stainless steel sleeve or a plastic sleeve, and the optical unit is a stainless steel tube optical unit or a plastic sleeve optical unit.

3. The central tube armored fire-resistant optical cable for use in high-rise buildings according to claim 1, wherein: the inner sheath is a low-smoke halogen-free inner sheath or a ceramic composite belt.

4. The central tube armored fire-resistant optical cable for use in high-rise buildings according to claim 1, wherein: the armor layer is formed by assembling a plurality of fan-shaped blocks, and the armor layer is made of FRP materials.

5. The central tube armored fire-resistant optical cable for use in high-rise buildings according to claim 1, wherein: the fireproof heat insulation belt is a mica heat insulation belt or a ceramic composite belt, and the cladding structure of the fireproof heat insulation belt is a longitudinal wrapping or a lapping wrapping.

6. A center tube type armored fire resistant optical cable for use in high-rise buildings according to claim 1 or 2, wherein: when the optical fiber sleeve is a plastic sleeve, the optical cable is a full-nonmetal fire-resistant armored optical cable.