CN211858190U

CN211858190U - Composite belt for electric cable or optical cable

Info

Publication number: CN211858190U
Application number: CN202020455650.6U
Authority: CN
Inventors: 祁建秋
Original assignee: Jiangsu Dingliang Electric Technology Co ltd
Current assignee: Jiangsu Dingliang Electric Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-11-03
Anticipated expiration: 2030-04-01

Abstract

The utility model belongs to the technical field of the new material, especially, be a composite band for cable or optical cable, including the composite band body, the inner wall fixedly connected with wearing layer of composite band body, the inner wall fixedly connected with flame retardant coating of wearing layer. The utility model discloses a set up the wearing layer and be the wearing and tearing in order to reduce the optical fiber wire, the life of optical fiber wire has been improved, it is the fire resistance in order to improve the composite tape body to set up the flame retardant coating, avoid the optical fiber wire burning to lead to the conflagration, the potential safety hazard has been reduced, it is in order to prevent rainwater seepage optical fiber wire to set up the waterproof layer, lead to influencing the normal use of optical fiber wire, set up the cooperation between mounting panel and the mounting hole, it is more convenient when the installation in order to make the composite tape body, it is because the material of filling layer makes for fire-retardant glass fibril to set up the filling layer, fire-retardant glass fibril's high temperature resistant effect is better, the high temperature resistance of optical fiber wire has been improved.

Description

Composite belt for electric cable or optical cable

Technical Field

The utility model relates to a new material technical field specifically is a composite band for cable or optical cable.

Background

The electric wire and cable is the national economy pillar industry with scale second only to the automobile industry as the basic industry of the national economy, the usage amount of the optical fiber and cable is increasing with the development of the communication industry, and the optical fiber and cable industry is only a branch of the electric wire and cable industry. The composite tapes commonly used in electric wires and cables mainly comprise: polyester tapes, mica tapes, composite steel tapes, composite aluminum tapes, water-blocking tapes, glass fiber reinforced plastic tapes, and the like; these strips are used in the prior art primarily as a covering and protection, the covering being primarily intended to stabilize the structure, the protection being primarily against mechanical impact, to reduce damage or to prevent internal or external signals from influencing, and to prevent moisture penetration, etc.

However, the existing composite tape has the following problems:

1. the existing composite belt has poor flame retardant effect and short service life, and when the composite belt is used, the cable is easy to burn to cause fire, so that the potential safety hazard is improved, harm is caused to people, and the composite belt is not beneficial to wide popularization;

2. the existing composite belt cable can cause abrasion of the outer wall in long-term use, the wire is exposed, the inner wire is easy to stretch and break, normal use is influenced, and the cable is twisted to enable the wire to deform, so that transmission efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a cable or composite band for optical cable has solved the not good problem with the not good wear-resisting effect of current composite band flame retardant efficiency.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the composite belt for the cable or the optical cable comprises a composite belt body, wherein a wear-resistant layer is fixedly connected to the inner wall of the composite belt body, a fireproof layer is fixedly connected to the inner wall of the wear-resistant layer, a waterproof layer is fixedly connected to the inner wall of the fireproof layer, an insulating layer is fixedly connected to the inner wall of the waterproof layer, a plurality of optical fiber leads are arranged on the inner wall of the insulating layer, and a filling layer is arranged between the insulating layer and the optical fiber leads.

As a preferred technical scheme of the utility model, the wearing layer includes restrictive coating, armor and rubber layer, the outer wall of restrictive coating and the inner wall fixed connection of compound area body, the inner wall fixedly connected with armor of restrictive coating, the inner wall fixedly connected with rubber layer of armor, the inner wall on rubber layer and the outer wall fixed connection of flame retardant coating.

As an optimal technical scheme of the utility model, the flame retardant coating includes low smoke and zero halogen bed of material and mica tape layer, the outer wall on low smoke and zero halogen bed of material and the inner wall fixed connection on rubber layer, the inner wall fixedly connected with mica tape layer on low smoke and zero halogen bed of material, the inner wall on mica tape layer and the outer wall fixed connection of waterproof layer.

As an optimal technical scheme of the utility model, the outer wall fixedly connected with mounting panel of body is taken to the complex, the mounting hole has been seted up on the surface of mounting panel.

As an optimal technical scheme of the utility model, the inner wall of mounting hole is seted up threadedly.

As an optimized technical scheme of the utility model, the insulating layer is the irradiation crosslinked halogen-free low cigarette fire-retardant type polyolefin insulating layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a composite band for cable or optical cable possesses following beneficial effect:

1. this composite band for cable or optical cable is through setting up the wearing layer in order to reduce the wearing and tearing of optic fibre wire, has improved optic fibre wire's life, sets up the flame retardant coating in order to improve the fire resistance of composite band body, avoids optic fibre wire burning to lead to the conflagration, has reduced the potential safety hazard, sets up the waterproof layer in order to prevent rainwater seepage optic fibre wire, leads to influencing optic fibre wire's normal use.

2. This composite band for cable or optical cable, through setting up the cooperation between mounting panel and the mounting hole, it is more convenient when the installation in order to make the composite band body, set up the filling layer because the material of filling layer makes for fire-retardant glass fibril, and fire-retardant glass fibril's high temperature resistant effect is better, has improved optic fibre wire's high temperature resistance, makes optic fibre wire safe more relieved when using.

Drawings

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

FIG. 2 is a schematic view of the structure of the wear-resistant layer of the present invention;

fig. 3 is a schematic view of the structure of the fire-proof layer of the present invention.

In the figure: 1. a composite tape body; 2. a wear layer; 3. a fire barrier layer; 4. a waterproof layer; 5. an insulating layer; 6. a filling layer; 7. an optical fiber wire; 8. mounting a plate; 9. mounting holes; 201. a sheath layer; 202. an armor layer; 203. a rubber layer; 301. a low-smoke halogen-free material layer; 302. mica tape layer.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a composite band for cable or optical cable, includes composite band body 1, composite band body 1's inner wall fixedly connected with wearing layer 2, the inner wall fixedly connected with flame retardant coating 3 of wearing layer 2, the inner wall fixedly connected with waterproof layer 4 of flame retardant coating 3, the inner wall fixedly connected with insulating layer 5 of waterproof layer 4, the inner wall of insulating layer 5 is equipped with a plurality of optic fibre wires 7, is equipped with filling layer 6 between insulating layer 5 and the optic fibre wire 7.

In this embodiment, through wearing layer 2 for the wear-resisting effect of reinforcing composite tape body 1, avoid 7 surfaces of optic fibre wire to be worn and torn, influence the use of optic fibre wire 7, thereby the life of optic fibre wire 7 has also been improved, it is the flame retardant efficiency for improving composite tape body 1 to set up flame retardant coating 3, avoid 7 burning of optic fibre wire to lead to the conflagration of taking place, influence people's safety, it is in 7 for preventing the rainwater infiltration to optic fibre wire to set up waterproof layer 4, influence the normal use of optic fibre wire 7, it is for improving the insulating properties of optic fibre wire to set up insulating layer 5, it makes because the material of filling layer 6 is fire-retardant glass fibril to set up filling layer 6, fire-retardant glass fibril's high temperature resistant effect is better, the high temperature resistance of optic fibre wire 7 has been improved, make optic fibre wire 7 safe relieved when using.

Specifically, wearing layer 2 includes restrictive coating 201, armor 202 and rubber layer 203, the outer wall of restrictive coating 201 and the inner wall fixed connection of composite band body 1, the inner wall fixedly connected with armor 202 of restrictive coating 201, the inner wall fixedly connected with rubber layer 203 of armor 202, the inner wall of rubber layer 203 and the outer wall fixed connection of flame retardant coating 3.

In this embodiment, the sheath layer 201 is provided to protect the optical fiber conductor 7, the armor layer 202 adopts a steel wire woven armor tape structure, the armor effect is ensured, the flexibility of the optical fiber conductor 7 is improved, the rubber layer 203 is provided to reduce the abrasion on the surface of the optical fiber conductor 7, and the service life of the optical fiber conductor 7 is prolonged.

Specifically, the fireproof layer 3 comprises a low-smoke halogen-free material layer 301 and a mica tape layer 302, the outer wall of the low-smoke halogen-free material layer 301 is fixedly connected with the inner wall of the rubber layer 203, the inner wall of the low-smoke halogen-free material layer 301 is fixedly connected with the mica tape layer 302, and the inner wall of the mica tape layer 302 is fixedly connected with the outer wall of the waterproof layer 4.

In this embodiment, set up flame retardant coating 3 for the flame retardant efficiency who improves composite area body 1, flame retardant coating 3 comprises low smoke and zero halogen material layer 301 and mica tape layer 302, because the flame retardant efficiency of low smoke and zero halogen material layer 301 and mica tape layer 302 is good, has improved composite area body 1's flame retardant efficiency, has avoided optical fiber 7 burning to lead to the conflagration, has reduced the potential safety hazard, makes people more relieved when using.

Specifically, the outer wall of the composite belt body 1 is fixedly connected with a mounting plate 8, and a mounting hole 9 is formed in the surface of the mounting plate 8.

In this embodiment, the installation plate 8 and the installation hole 9 are arranged to facilitate the installation of the composite belt body 1, and the installation is time-saving and labor-saving.

Specifically, the inner wall of the mounting hole 9 is threaded.

In this embodiment, the inner wall through mounting hole 9 is seted up threadedly, is for the convenience of composite belt body 1 is simpler when the installation, only needs to fix through the spacing screw.

Specifically, the insulating layer 5 is an irradiation cross-linked halogen-free low-smoke flame-retardant polyolefin insulating layer.

In this embodiment, the insulating layer 5 is an irradiation crosslinking halogen-free low-smoke flame-retardant polyolefin insulating layer, because the irradiation crosslinking halogen-free low-smoke flame-retardant polyolefin insulating material has high resistance and low dielectric loss, and is halogen-free, low-smoke, environment-friendly and flame-retardant, the optical fiber wire 7 is more stable in use.

The utility model discloses a theory of operation and use flow: during the use, wear-resisting layer 2 is for the wear-resisting effect of reinforcing composite tape body 1, avoid the surface of optic fibre wire 7 to be worn and torn, influence the use of optic fibre wire 7, thereby also improved the life of optic fibre wire 7, it is the flame retardant efficiency for improving composite tape body 1 to set up flame retardant coating 3, avoid the burning of optic fibre wire 7 to lead to the conflagration of taking place, influence people's safety, it is in order to prevent that the rainwater from permeating to optic fibre wire 7 to set up waterproof layer 4, influence the normal use of optic fibre wire 7, it is for improving the insulating properties of optic fibre wire to set up insulating layer 5, it makes because the material of filling layer 6 is fire-retardant glass fiber silk to set up filling layer 6, fire-retardant glass fiber's high temperature resistant effect is better, the high temperature resistance of optic fibre wire 7 has been improved, make optic fibre wire 7.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A composite tape for an electrical or optical cable, comprising a composite tape body (1), characterized in that: the composite belt is characterized in that a wear-resistant layer (2) is fixedly connected to the inner wall of the composite belt body (1), a fireproof layer (3) is fixedly connected to the inner wall of the wear-resistant layer (2), a waterproof layer (4) is fixedly connected to the inner wall of the fireproof layer (3), an insulating layer (5) is fixedly connected to the inner wall of the waterproof layer (4), a plurality of optical fiber leads (7) are arranged on the inner wall of the insulating layer (5), and a filling layer (6) is arranged between the insulating layer (5) and the optical fiber leads (7).

2. The composite tape for electric or optical cable according to claim 1, wherein: the wear-resistant layer (2) comprises a sheath layer (201), an armor layer (202) and a rubber layer (203), the outer wall of the sheath layer (201) is fixedly connected with the inner wall of the composite belt body (1), the inner wall of the sheath layer (201) is fixedly connected with the armor layer (202), the inner wall of the armor layer (202) is fixedly connected with the rubber layer (203), and the inner wall of the rubber layer (203) is fixedly connected with the outer wall of the fireproof layer (3).

3. The composite tape for electric or optical cable according to claim 1, wherein: the fireproof layer (3) comprises a low-smoke halogen-free material layer (301) and a mica tape layer (302), the outer wall of the low-smoke halogen-free material layer (301) is fixedly connected with the inner wall of the rubber layer (203), the inner wall of the low-smoke halogen-free material layer (301) is fixedly connected with the mica tape layer (302), and the inner wall of the mica tape layer (302) is fixedly connected with the outer wall of the waterproof layer (4).

4. The composite tape for electric or optical cable according to claim 1, wherein: the composite belt is characterized in that an installation plate (8) is fixedly connected to the outer wall of the composite belt body (1), and an installation hole (9) is formed in the surface of the installation plate (8).

5. The composite tape for electric or optical cable according to claim 4, wherein: the inner wall of the mounting hole (9) is provided with threads.

6. The composite tape for electric or optical cable according to claim 1, wherein: the insulating layer (5) is an irradiation cross-linking halogen-free low-smoke flame-retardant polyolefin insulating layer.