CN217821005U

CN217821005U - Optical cable with fireproof and explosion-proof functions

Info

Publication number: CN217821005U
Application number: CN202221807549.8U
Authority: CN
Inventors: 吴建平; 徐益明; 周小明; 李炜; 李遐艳
Original assignee: Hangzhou Teling Optoelectronic Technology Co ltd
Current assignee: Hangzhou Teling Optoelectronic Technology Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-11-15
Anticipated expiration: 2032-07-13

Abstract

The utility model discloses an optical cable with fire prevention explosion-proof function, including optic fibre, embossing steel band and reinforcement, install the sleeve pipe on the optic fibre peripheral wall, install the packing sheath on the sleeve pipe lateral wall, install on the lateral wall of packing sheath the embossing steel band, install the metal on the lateral wall of embossing steel band and weave the protection network, install on the lateral wall of metal woven protection network the reinforcement. The beneficial effects are that: the utility model discloses a design on thermal-insulated sheath and the fine fire-retardant layer of glass can make the optical cable possess the high temperature resistance function of fire prevention, makes the optical cable be difficult for receiving external temperature influence in the environment of high temperature to improve the life of optical cable, weave the design of protection network and reinforcement through embossing steel band, metal, can make the optical cable be difficult for taking place to damage when receiving stronger explosive force and assaulting, thereby effectively improve the tolerance capacity of optical cable.

Description

Optical cable with fireproof and explosion-proof functions

Technical Field

The application relates to the technical field of optical cables, and more specifically relates to an optical cable with fire and explosion prevention functions.

Background

Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications and utilize one or more optical fibers disposed in a covering jacket as the transmission medium and may be used individually or in groups as telecommunication cable assemblies.

Present optical cable lacks fire prevention high temperature resistance function mostly, makes the optical cable receive expend with heat and contract with cold's change influence easily under the environment of high temperature to the life who causes the optical cable is shorter, and present optical cable lacks explosion-proof function mostly simultaneously, makes the optical cable take place to damage easily when receiving stronger explosive force and assault, thereby causes the tolerance of optical cable relatively poor.

SUMMERY OF THE UTILITY MODEL

The application has the advantages that the optical cable with the fireproof and explosion-proof functions is provided, and compared with the prior art, the optical cable with the fireproof and explosion-proof functions has the following beneficial effects:

1. in order to solve the problem that most of the existing optical cables lack the fireproof and high-temperature resistant functions, so that the optical cables are easily affected by the changes of expansion with heat and contraction with cold in a high-temperature environment, and the service life of the optical cables is short, the utility model discloses a design of a heat insulation sheath and a glass fiber flame retardant layer can enable the optical cables to have the fireproof and high-temperature resistant functions, so that the optical cables are not easily affected by the external temperature in the high-temperature environment, and the service life of the optical cables is prolonged;

2. for solving the most explosion-proof function that lacks of current optical cable, make the optical cable take place to damage easily when receiving stronger explosive force and assault to cause the relatively poor problem of tolerance of optical cable, the utility model discloses a design of protection network and reinforcement is woven to embossing steel band, metal can make the optical cable be difficult for taking place to damage when receiving stronger explosive force and assaulting, thereby effectively improve the tolerance of optical cable.

Additional advantages and features of the present application will become apparent from the description which follows, and may be realized by means of the instrumentalities and combinations particularly pointed out in the specification.

For realizing above-mentioned at least advantage, this application provides an optical cable with fire prevention and explosion protection function, including optic fibre, embossing steel band and reinforcement, install the sleeve pipe on the optic fibre enclosure wall, install the packing sheath on the sleeve pipe lateral wall, install on the lateral wall of packing sheath the embossing steel band, install the metal on the lateral wall of embossing steel band and weave the protection network, install on the lateral wall of metal woven protection network the reinforcement, install thermal-insulated sheath on the lateral wall of reinforcement, install the fine fire-retardant layer of glass on the lateral wall of thermal-insulated sheath, install the oversheath on the lateral wall on the fine fire-retardant layer of glass.

Furthermore, the optical fiber is inserted into the sleeve, and the sleeve is inserted into the filling sheath.

By adopting the technical scheme, the signal transmission stability of the optical fiber can be ensured.

Furthermore, the filling sheath is inserted with the embossing steel belt, and the embossing steel belt is connected with the metal woven protective net in a winding manner.

By adopting the technical scheme, the embossed steel belt can provide firm protection for the optical cable.

Furthermore, the metal woven protective net is spliced with the reinforcing piece, and the reinforcing piece is bonded with the heat insulation sheath.

By adopting the technical scheme, the reinforcing piece can provide stronger tolerance for the optical cable.

Furthermore, the heat insulation sheath is bonded with the glass fiber flame-retardant layer, and the glass fiber flame-retardant layer is bonded with the outer sheath.

By adopting the technical scheme, the glass fiber flame-retardant layer can enable the optical cable to have a fireproof effect.

Further objects and advantages of the present application will become apparent from an understanding of the ensuing description and drawings.

These and other objects, features and advantages of the present application will become more fully apparent from the following detailed description, the accompanying drawings and the examples.

Drawings

The above and other objects, features and advantages of the present application will become more apparent by describing in more detail embodiments of the present application with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings, like reference numbers generally represent like parts or steps.

Fig. 1 is a schematic structural diagram illustrating an optical cable with fire and explosion protection functions according to the present invention;

fig. 2 illustrates a right cross-sectional view of an optical cable with fire and explosion protection functions according to the present invention.

In the figure:

1 is an optical fiber; 2 is a sleeve; 3 is a filling sheath; 4 is a corrugated steel strip; 5 is a metal woven protective net; 6 is a reinforcing piece; 7 is a heat insulation sheath; 8 is a glass fiber flame retardant layer; and 9 is an outer sheath.

Detailed Description

Hereinafter, example embodiments according to the present application will be described in detail with reference to the accompanying drawings. It should be understood that the described embodiments are only some embodiments of the present application and not all embodiments of the present application, and that the present application is not limited by the example embodiments described herein.

It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.

In the disclosure of the present invention, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms are not to be construed as limiting the present invention.

As shown in fig. 1-2, in this embodiment, an optical cable with fire-proof and explosion-proof functions includes an optical fiber 1, an embossed steel strip 4 and a reinforcement 6, a sleeve 2 is installed on a peripheral wall of the optical fiber 1, a filling sheath 3 is installed on an outer side wall of the sleeve 2, the embossed steel strip 4 is installed on an outer side wall of the filling sheath 3, a metal woven protective net 5 is installed on an outer side wall of the embossed steel strip 4, the reinforcement 6 is installed on an outer side wall of the metal woven protective net 5, a heat insulation sheath 7 is installed on an outer side wall of the reinforcement 6, a glass fiber flame-retardant layer 8 is installed on an outer side wall of the heat insulation sheath 7, and an outer sheath 9 is installed on an outer side wall of the glass fiber flame-retardant layer 8, where the embossed steel strip 4, the metal woven protective net 5, and the reinforcement 6 can prevent the optical cable from being damaged when the optical cable is subjected to an external explosion impact force, thereby effectively improving a durability of the optical cable, the heat insulation sheath 7 can ensure that the optical fiber 1 is used stably and the optical cable, the flame-retardant layer 8 can enable the optical cable to have a fire-proof effect, and the outer sheath 9 can improve a wear resistance of the optical cable.

As shown in fig. 1-2, in this embodiment, an optical fiber 1 is inserted into a ferrule 2, the ferrule 2 is inserted into a filling sheath 3, the filling sheath 3 is inserted into an embossed steel band 4, the embossed steel band 4 is wound around a woven metal protective mesh 5, and the woven metal protective mesh 5 is inserted into a reinforcement 6, so that the optical fiber has high durability.

As shown in fig. 1-2, in this embodiment, the reinforcing member 6 is bonded to the heat insulation sheath 7, the heat insulation sheath 7 is bonded to the glass fiber flame-retardant layer 8, and the glass fiber flame-retardant layer 8 is bonded to the outer sheath 9, so that the optical cable is not easily affected by external temperature in a high-temperature environment, and the service life of the optical cable is prolonged.

The specific implementation process of this embodiment is as follows: when the optical cable anti-explosion thermal insulation protective sleeve is used, the embossing steel belt 4, the metal woven protective net 5 and the reinforcing piece 6 can enable the optical cable to be not easily damaged when the optical cable is subjected to external explosion impact force, the tolerance of the optical cable is effectively improved, the thermal insulation protective sleeve 7 can ensure that the use of the light 1 is stable and stable, the glass fiber flame-retardant layer 8 can enable the optical cable to have a fireproof effect, and the outer protective sleeve 9 can improve the wear resistance of the optical cable.

It will be understood by those skilled in the art that the embodiments of the present invention described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.

Claims

1. The utility model provides an optical cable with fire prevention explosion-proof function which characterized in that: including optic fibre (1), embossing steel band (4) and reinforcement (6), install sleeve pipe (2) on optic fibre (1) peripheral wall, install on sleeve pipe (2) lateral wall and fill sheath (3), install on the lateral wall of packing sheath (3) embossing steel band (4), install metal woven protective net (5) on the lateral wall of embossing steel band (4), install on the lateral wall of metal woven protective net (5) reinforcement (6), install thermal-insulated sheath (7) on the lateral wall of reinforcement (6), install fine fire-retardant layer (8) of glass on the lateral wall of thermal-insulated sheath (7), install oversheath (9) on the lateral wall on fine fire-retardant layer (8) of glass.

2. The optical cable with the functions of fire prevention and explosion prevention as claimed in claim 1, wherein: the optical fiber (1) is spliced with the sleeve (2), and the sleeve (2) is spliced with the filling sheath (3).

3. The optical cable with the functions of fire prevention and explosion prevention as claimed in claim 1, wherein: the filling sheath (3) is spliced with the corrugated steel belt (4), and the corrugated steel belt (4) is connected with the metal woven protective net (5) in a winding manner.

4. The optical cable with the functions of fire prevention and explosion prevention as claimed in claim 1, wherein: the metal woven protective net (5) is spliced with the reinforcing piece (6), and the reinforcing piece (6) is bonded with the heat insulation sheath (7).

5. An optical cable with fire and explosion protection functions as claimed in claim 1, wherein: the heat insulation sheath (7) is bonded with the glass fiber flame-retardant layer (8), and the glass fiber flame-retardant layer (8) is bonded with the outer sheath (9).