CN213023695U

CN213023695U - High-strength optical fiber

Info

Publication number: CN213023695U
Application number: CN202021888174.3U
Authority: CN
Inventors: 石文涛
Original assignee: Sichuan Juxian Engineering Co ltd
Current assignee: Sichuan Juxian Engineering Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-20
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses an optic fibre of high strength, including the optical fiber core body, the surface cladding of optical fiber core body has the loose sleeve pipe, be provided with central stiffener between the loose sleeve pipe, loose sheathed tube surface cladding has the polyethylene inner sheath, and the surface cladding of polyethylene inner sheath has the area of blocking water, and the surface cladding of the area of blocking water has the protective sheath layer, and the protective sheath layer is including the plastic-coated steel band, and the top of plastic-coated steel band bonds through the adhesive and has insulating rubber, and the top of insulating rubber leads to the adhesive and bonds and have polyethylene oversheath layer. The utility model discloses an optic fibre core, loose sleeve pipe, central core stiffener, polyethylene inner sheath, water blocking tape, protection jacket layer, plastic-coated steel band, insulating rubber, polyethylene outer sheath layer, sleeve pipe filler and fire-retardant powder's cooperation is used, can provide good use strength for optic fibre, can also possess good use strength in abominable environment, has prolonged the life of optic fibre, has brought very big facility for information transmission work.

Description

High-strength optical fiber

Technical Field

The utility model relates to an optical fiber technology field specifically is an optic fibre of high strength.

Background

The optical fiber is made of glass or plastic, and is also a light conduction tool which utilizes light to transmit in the fibers by the principle of total internal reflection, a transmitting device at one end of the optical fiber uses a light emitting diode or a beam of laser to transmit light pulses to the optical fiber, a receiving device at the other end of the optical fiber uses a photosensitive component to detect the pulses, the existing optical fiber has low use strength, can be damaged under the severe environment, reduces the service life of the existing optical fiber, and brings great inconvenience to information transmission work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optic fibre of high strength possesses the advantage of high strength, has solved its use strength of current optic fibre not high, under the comparatively abominable condition of environment, can take place to damage, has reduced its life, has brought very big inconvenient problem for information transmission work.

In order to achieve the above object, the utility model provides a following technical scheme: a high-strength optical fiber comprises an optical fiber core body, wherein loose tubes are coated on the surface of the optical fiber core body, a central reinforcing core is arranged between the loose tubes, a polyethylene inner sheath is coated on the surface of the loose tube, a water blocking tape is coated on the surface of the polyethylene inner sheath, and a protective sheath layer is coated on the surface of the water blocking tape;

the protective sheath layer comprises a plastic-coated steel belt, the top of the plastic-coated steel belt is bonded with insulating rubber through an adhesive, and the top of the insulating rubber is bonded with a polyethylene outer sheath layer through the adhesive.

Preferably, the inner cavity of the loose tube is filled with a tube filler, and the tube filler is heat dissipation silicone grease.

Preferably, the inner cavity of the polyethylene inner sheath is filled with flame retardant powder, and the flame retardant powder is magnesium hydroxide.

Preferably, a label is pasted on the surface of the protective sleeve layer, and product parameters are sprayed on the surface of the label.

Preferably, the central reinforcing core is made of steel wires, and a protective zinc layer is sprayed on the surface of the central reinforcing core.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an optic fibre core, loose sleeve pipe, central core stiffener, polyethylene inner sheath, water blocking tape, protection jacket layer, plastic-coated steel band, insulating rubber, polyethylene outer sheath layer, sleeve pipe filler and fire-retardant powder's cooperation is used, can provide good use strength for optic fibre, can also possess good use strength in abominable environment, has prolonged the life of optic fibre, has brought very big facility for information transmission work.

2. The utility model discloses a set up central reinforced core, can provide good use strength for optic fibre, through setting up the polyethylene inner sheath, can be better protect the pine sleeve pipe, through setting up the water-blocking tape, can provide good waterproof performance for optic fibre, through setting up the plastic-coated steel band, can be further for optic fibre provides good use strength, through setting up insulating rubber, can provide good insulating effect for optic fibre, through setting up the sleeve pipe filler, can provide good heat dispersion for the optic fibre core, through setting up fire-retardant powder, can provide good fire behaviour for optic fibre, through setting up the label, can be better carry out detailed explanation to optic fibre.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right-side view of the structure of the present invention;

fig. 3 is a schematic view of the internal connection structure of the outer jacket layer of the present invention.

In the figure: 1. an optical fiber core; 2. loosening the sleeve; 3. a central reinforcing core; 4. a polyethylene inner sheath; 5. a water blocking tape; 6. a protective jacket layer; 601. coating a plastic steel belt; 602. an insulating rubber; 603. a polyethylene outer jacket layer; 7. a sleeve filler; 8. flame retardant powder; 9. and (4) a label.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known by the technical manual or by the conventional experimental method.

Referring to fig. 1-3, a high-strength optical fiber includes an optical fiber core 1, a loose tube 2 is coated on the surface of the optical fiber core 1, a tube filler 7 is filled in the inner cavity of the loose tube 2, the tube filler 7 is heat-dissipating silicone grease, and can provide good heat dissipation performance for the optical fiber core 1 by setting the tube filler 7, a central reinforcing core 3 is disposed between the loose tubes 2, the central reinforcing core 3 is made of steel wire, a protective zinc layer is sprayed on the surface of the central reinforcing core 3, and can provide good use strength for the optical fiber by setting the central reinforcing core 3, a polyethylene inner sheath 4 is coated on the surface of the loose tube 2, and by setting the polyethylene inner sheath 4, the loose tube 2 can be better protected, an inner cavity of the polyethylene inner sheath 4 is filled with flame retardant powder 8, the flame retardant powder 8 is magnesium hydroxide, and by setting the flame retardant powder 8, good flame retardant performance can be provided for the optical fiber, the surface of the polyethylene inner sheath 4 is coated with the water blocking tape 5, good waterproof performance can be provided for the optical fiber by arranging the water blocking tape 5, the surface of the water blocking tape 5 is coated with the protective sheath layer 6, the surface of the protective sheath layer 6 is pasted with the label 9, the surface of the label 9 is sprayed with product parameters, and the optical fiber can be better explained in detail by arranging the label 9;

protection jacket layer 6 includes plastic-coated steel strip 601, there is insulating rubber 602 at the top of plastic-coated steel strip 601 through adhesive bonding, through setting up plastic-coated steel strip 601, can be further for optic fibre provides good use strength, through setting up insulating rubber 602, can provide good insulating effect for optic fibre, adhesive bonding has polyethylene oversheath layer 603 is led to insulating rubber 602's top, through fiber core 1, loose tube 2, core 3 is strengthened at the center, polyethylene inner sheath 4, water blocking tape 5, protective sheath layer 6, plastic-coated steel strip 601, insulating rubber 602, polyethylene oversheath layer 603, the cooperation of sleeve pipe filler 7 and fire-retardant powder 8 is used, can provide good use strength for optic fibre, can also possess good use strength in adverse circumstances, the life of optic fibre has been prolonged, very big facility has been brought for information transmission work.

During the use, through setting up central reinforced core 3, can provide good use strength for optic fibre, through setting up polyethylene inner sheath 4, can be better protect loose tube 2, through setting up water blocking tape 5, can provide good waterproof performance for optic fibre, through setting up plastic-coated steel band 601, can be further for optic fibre provide good use strength, through setting up insulating rubber 602, can provide good insulating effect for optic fibre, through setting up sleeve pipe filler 7, can provide good heat dispersion for optic fibre core 1, through setting up fire-retardant powder 8, can provide good fire behaviour for optic fibre, through setting up label 9, can be better carry out detailed explanation to optic fibre.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high strength optical fiber comprising an optical fiber core (1), characterized in that: the optical fiber core comprises an optical fiber core body (1) and is characterized in that loose tubes (2) are coated on the surface of the optical fiber core body (1), a central reinforcing core (3) is arranged between the loose tubes (2), a polyethylene inner sheath (4) is coated on the surface of the loose tube (2), a water blocking tape (5) is coated on the surface of the polyethylene inner sheath (4), and a protective sheath layer (6) is coated on the surface of the water blocking tape (5);

the protective sleeve layer (6) comprises a plastic-coated steel belt (601), the top of the plastic-coated steel belt (601) is bonded with insulating rubber (602) through an adhesive, and the top of the insulating rubber (602) is bonded with a polyethylene outer sheath layer (603) through the adhesive.

2. A high strength optical fiber according to claim 1, wherein: the inner cavity of the loose tube (2) is filled with a tube filler (7), and the tube filler (7) is heat dissipation silicone grease.

3. A high strength optical fiber according to claim 1, wherein: the inner cavity of the polyethylene inner sheath (4) is filled with flame retardant powder (8), and the flame retardant powder (8) is magnesium hydroxide.

4. A high strength optical fiber according to claim 1, wherein: the surface of the protective sleeve layer (6) is pasted with a label (9), and the surface of the label (9) is sprayed with product parameters.

5. A high strength optical fiber according to claim 1, wherein: the central reinforcing core (3) is made of steel wires, and a protective zinc layer is sprayed on the surface of the central reinforcing core (3).