CN217587694U - Communication optical cable with self-protection function - Google Patents

Abstract

The utility model discloses a communication optical cable that possesses self preservation protect function, including the oversheath layer, the oversheath layer includes chlorinated rubber coating and polyvinylidene fluoride inoxidizing coating, the middle-end fixedly connected with steel wire of polyvinylidene fluoride inoxidizing coating, the internal surface cladding of polyvinylidene fluoride inoxidizing coating has around package steel band armoring layer, the internal surface cladding around package steel band armoring layer has aramid fiber flame retardant fiber filling layer, the internal surface cladding of aramid fiber flame retardant fiber filling layer has the inner sheath layer, the internal surface cladding of inner sheath layer has the optic fibre layer. The utility model discloses an oversheath layer, chlorinated rubber coating, polyvinylidene fluoride inoxidizing coating, aramid fiber flame retardant fiber filling layer and steel wire and around under the effect of mutually supporting between the package steel band armor, very big improvement this communication optical cable's tensile and resistance to compression effect in, the effectual fire prevention fire behaviour who improves this communication optical cable.

Description

Communication optical cable with self-protection function

Technical Field

The utility model relates to a communication optical cable technical field specifically is a communication optical cable that possesses self preservation and protects function.

Background

The communication optical cable is composed of a cable core and an outer protective layer, wherein the cable core is composed of a plurality of (core) optical fibers (generally from several cores to several thousands of cores), the main difference of the structure of the communication optical cable from the cable is that the optical cable is required to be provided with a reinforcing member to bear external mechanical load so as to protect the optical fibers from being influenced by various external mechanical forces, the communication optical cable is widely used for signal transmission of various departments such as telecommunication, electric power, broadcasting and the like and gradually becomes a main body of a future communication network, however, the existing communication optical cable has poor tensile and compressive effects, is damaged by being pulled and extruded by external forces in the using process, has poor fireproof and flame-retardant effects and cannot meet the use requirements of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a communication optical cable that possesses self preservation protects function possesses tensile and resistance to compression effectual, and the good advantage of fire prevention flame retardant property has simultaneously solved present communication optical cable tensile relatively poor with resistance to compression effect, receives external force in the use and drags and extrude and cause the damage, prevents the relatively poor problem of fire retardant effect simultaneously.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a communication optical cable that possesses self preservation protect function, includes the oversheath layer, the oversheath layer includes chlorinated rubber coating and polyvinylidene fluoride inoxidizing coating, the middle-end fixedly connected with steel wire of polyvinylidene fluoride inoxidizing coating, the internal surface cladding of polyvinylidene fluoride inoxidizing coating has around package steel band armor, the internal surface cladding around package steel band armor has aramid fiber flame retardant fiber filling layer, the internal surface cladding of aramid fiber flame retardant fiber filling layer has the inner sheath layer, the internal surface cladding of inner sheath layer has the optical fiber layer.

Preferably, the inner sheath layer comprises a copper fiber braided shielding layer and a polyethylene protective layer, and the inner surface of the copper fiber braided shielding layer is coated on the outer surface of the polyethylene protective layer.

Preferably, the inner surface of the chlorinated rubber coating is coated on the outer surface of the polyvinylidene fluoride protective layer, and the thickness of the chlorinated rubber coating is from zero point two mm to zero point three mm.

Preferably, the number of the inner sheath layers is eight, and the distance between two adjacent inner sheath layers is equal.

Preferably, the outer surface cover of oversheath layer is equipped with rubber sheath, rubber sheath's surface cover is equipped with the clamp, the mounting hole has all been seted up at the both ends of clamp.

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

1. the utility model discloses a setting of oversheath layer and aramid fiber flame retardant fiber filling layer, because chlorinated rubber coating and polyvinylidene fluoride inoxidizing coating and aramid fiber flame retardant fiber filling layer all possess splendid fire prevention flame retardant efficiency in the oversheath layer, multi-level fire prevention flame retardant protection has been formed in this communication optical cable, thereby very big improvement this communication optical cable's fire prevention flame retardant efficiency, simultaneously because chlorinated rubber coating and polyvinylidene fluoride inoxidizing coating all possess good waterproof and corrosion resisting properties, the effectual external water of having avoided leads to the fact the erosion to this communication optical cable's surface with corrosive substance, this communication optical cable's waterproof and corrosion resisting properties have been improved, simultaneously because steel wire and aramid fiber flame retardant fiber filling layer all possess splendid tensile strength in the polyvinylidene fluoride inoxidizing coating, the effectual this communication optical cable that has reduced receives external force and takes place cracked probability, this communication optical cable's tensile property has been improved, simultaneously through the setting of this communication optical cable, because drag the steel band armor possesses good compressive strength, this communication optical cable has received this extrusion external force and has damaged the probability, the optical cable of this communication optical cable is improved this, the optical cable is relatively poor with the effectual compressive strength of this communication optical cable of this compression strength simultaneously, the effectual compressive strength that has improved the extrusion effect and the current compression strength that the communication optical cable, the compression strength has improved the communication optical cable, the whole relatively poor effect of this communication optical cable.

2. The utility model discloses a setting of inner sheath layer, because copper fiber weaves the shielding layer and possesses good electromagnetic shield effect in the inner sheath layer, thereby the effectual anti-electromagnetic interference effect that improves this communication optical cable, simultaneously because the polyethylene inoxidizing coating possesses good waterproof sealing effect and insulating properties in the inner sheath layer, thereby the effectual waterproof sealing effect and the insulating properties that improve this communication optical cable, through the rubber sheath, the setting of clamp and mounting hole, convenient to use person uses the bolt to install this communication optical cable fixedly, and the rubber sheath can form good protecting effect between clamp and this communication optical cable, the probability that this communication optical cable received wearing and tearing has been reduced.

Drawings

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

FIG. 2 is a schematic view of the structure of the outer sheath layer of the present invention;

fig. 3 is a schematic view of the inner sheath layer structure of the present invention.

In the figure: 1. an outer jacket layer; 11. a chlorinated rubber coating; 12. a polyvinylidene fluoride protective layer; 13. a steel wire; 2. clamping a hoop; 3. a rubber sheath; 4. wrapping a steel tape armor layer; 5. an aramid fiber flame-retardant fiber filling layer; 6. an inner jacket layer; 61. a copper fiber braided shielding layer; 62. a polyethylene protective layer; 7. and (4) an optical fiber layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, a communication cable with self-protection function comprises an outer sheath layer 1, a rubber sheath 3 is sleeved on the outer surface of the outer sheath layer 1, a hoop 2 is sleeved on the surface of the rubber sheath 3, mounting holes are formed at both ends of the hoop 2, the communication cable is conveniently mounted and fixed by a user through the rubber sheath 3, the hoop 2 and the mounting holes, the rubber sheath 3 can form a good protection effect between the hoop 2 and the communication cable, the abrasion probability of the communication cable is reduced, the outer sheath layer 1 comprises a chlorinated rubber coating 11 and a polyvinylidene fluoride protective layer 12, the inner surface of the chlorinated rubber coating 11 is coated on the outer surface of the polyvinylidene fluoride protective layer 12, the thickness of the chlorinated rubber coating 11 is two-five millimeters to three-five millimeters, the middle end of the polyvinylidene fluoride protective layer 12 is fixedly connected with a steel wire 13, the inner surface of the polyvinylidene fluoride protective layer 12 is coated with the wrapping steel tape armor layer 4, the inner surface of the wrapping steel tape armor layer 4 is coated with the aramid fiber flame-retardant fiber filling layer 5, the inner surface of the aramid fiber flame-retardant fiber filling layer 5 is coated with the inner sheath layer 6, the inner sheath layer 6 comprises the copper fiber woven shielding layer 61 and the polyethylene protective layer 62, the inner surface of the copper fiber woven shielding layer 61 is coated on the outer surface of the polyethylene protective layer 62, the number of the inner sheath layers 6 is eight, the distance between every two adjacent inner sheath layers 6 is equal, through the arrangement of the inner sheath layers 6, the copper fiber woven shielding layer 61 in the inner sheath layer 6 has good electromagnetic shielding effect, so that the electromagnetic interference resistance effect of the communication optical cable is effectively improved, and meanwhile, the polyethylene protective layer 62 in the inner sheath layer 6 has good waterproof sealing effect and insulating property, therefore, the waterproof sealing effect and the insulating property of the communication optical cable are effectively improved, the optical fiber layer 7 is coated on the inner surface of the inner sheath layer 6, and through the arrangement of the outer sheath layer 1 and the aramid fiber flame-retardant fiber filling layer 5, as the chlorinated rubber coating 11, the polyvinylidene fluoride protective layer 12 and the aramid fiber flame-retardant fiber filling layer 5 in the outer sheath layer 1 have excellent fireproof flame-retardant effect, multi-level fireproof flame-retardant protection is formed in the communication optical cable, so that the fireproof flame-retardant property of the communication optical cable is greatly improved, and simultaneously, as the chlorinated rubber coating 11 and the polyvinylidene fluoride protective layer 12 have good waterproof and anti-corrosion properties, the corrosion of external water and corrosive substances on the surface of the communication optical cable is effectively avoided, and the waterproof and anti-corrosion properties of the communication optical cable are improved, simultaneously because steel wire 13 and aramid fiber flame retardant fiber filling layer 5 all possess splendid tensile strength in the polyvinylidene fluoride inoxidizing coating 12, the effectual cracked probability that takes place that this communication optical cable receives external force that has reduced, the tensile strength of this communication optical cable has been improved, simultaneously through the setting around package steel band armor 4, because possess good compressive strength around package steel band armor 4, the effectual probability that this communication optical cable received external force extrusion and damaged that has reduced, the compressive property of this communication optical cable has been improved, under whole complex effect, when very big improvement this communication optical cable's tensile and compressive effect, the effectual fire resistance and flame retardant efficiency who improves this communication optical cable, it is relatively poor with the compressive effect to have solved present communication optical cable, external force receives to pull and extrudees and causes the damage in the use, the relatively poor problem of fire resistance and flame retardant efficiency simultaneously.

During the use, through the setting of oversheath layer 1 and aramid fiber flame retardant fiber filling layer 5, because chlorinated rubber coating 11 and polyvinylidene fluoride inoxidizing coating 12 and aramid fiber flame retardant fiber filling layer 5 all possess splendid fire prevention flame retardant effect in oversheath layer 1, multi-level fire prevention flame retardant protection has been formed in this communication optical cable, thereby very big improvement this communication optical cable's fire prevention flame retardant property, simultaneously because chlorinated rubber coating 11 and polyvinylidene fluoride inoxidizing coating 12 all possess good waterproof and corrosion protection performance, the effectual external water of having avoided causes the erosion to this communication optical cable's surface with corrosive substance, this communication optical cable's waterproof and corrosion protection performance has been improved, simultaneously because steel wire 13 and aramid fiber flame retardant fiber filling layer 5 all possess splendid tensile strength in polyvinylidene fluoride inoxidizing coating 12, the effectual this communication optical cable that has reduced receives external force and takes place the fracture probability, this communication optical cable's tensile strength has been improved, simultaneously through the setting around package steel band armor 4, because this package steel band 4 possesses good tensile strength, the effectual this communication optical cable that has reduced receives external force and takes place the fracture probability, the effectual compression resistance of this communication optical cable that receives improves the whole communication optical cable's compressive performance, the compressive property improves the effectual compression communication optical cable's cooperation, the compressive strength and the compressive strength of the effectual compression resistance that improves the cable, the whole communication effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (5)

1. The utility model provides a communication optical cable that possesses self preservation protect function, includes oversheath layer (1), its characterized in that: oversheath layer (1) is including chlorinated rubber coating (11) and polyvinylidene fluoride inoxidizing coating (12), the well end fixedly connected with steel wire (13) of polyvinylidene fluoride inoxidizing coating (12), the internal surface cladding of polyvinylidene fluoride inoxidizing coating (12) has around package steel band armor (4), the internal surface cladding around package steel band armor (4) has aramid fiber flame retardant fiber filling layer (5), the internal surface cladding of aramid fiber flame retardant fiber filling layer (5) has inner sheath layer (6), the internal surface cladding of inner sheath layer (6) has optical fiber layer (7).

2. The communication optical cable with self-protection function of claim 1, wherein: the inner sheath layer (6) comprises a copper fiber braided shielding layer (61) and a polyethylene protective layer (62), and the inner surface of the copper fiber braided shielding layer (61) is coated on the outer surface of the polyethylene protective layer (62).

3. The communication optical cable with self-protection function of claim 1, wherein: the inner surface of the chlorinated rubber coating (11) is coated on the outer surface of the polyvinylidene fluoride protective layer (12), and the thickness of the chlorinated rubber coating (11) is from zero point two millimeters to zero point three millimeters.

4. The communication optical cable with self-protection function of claim 1, wherein: the number of the inner sheath layers (6) is eight, and the distance between every two adjacent inner sheath layers (6) is equal.

5. The communication optical cable with self-protection function of claim 1, wherein: the outer surface cover of oversheath layer (1) is equipped with rubber sheath (3), the surface cover of rubber sheath (3) is equipped with clamp (2), the mounting hole has all been seted up at the both ends of clamp (2).

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