CN216435505U

CN216435505U - Photoelectric composite cable for security and protection monitoring

Info

Publication number: CN216435505U
Application number: CN202122821639.4U
Authority: CN
Inventors: 彭立沙; 王志辉; 廖锦仁; 马嘉旭; 何劲松; 刘杰; 李楷纯; 李楷东; 姚本旺
Original assignee: Guangzhou Nanyang Cable Group Co ltd
Current assignee: Guangzhou Nanyang Cable Group Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-03
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a photoelectric composite cable for security and protection monitoring, which comprises a steel wire, a photoelectric composite layer, an armor layer, a belting layer and an outer sheath which are arranged from inside to outside in sequence; the photoelectric composite layer comprises an optical fiber line and a power line, and the optical fiber line and the power line are spirally distributed on the outer layer of the steel wire in a winding manner; the outer sheath is made of an ultraviolet-proof low-smoke halogen-free material. By arranging the steel wire at the center of the cable, the strength of the steel wire is high, so that the cable can adapt to aerial laying with larger length. The oversheath has good environmental protection, fire-retardant, ultraviolet resistance performance, can make the cable reach the flame retardant efficiency of certain rank and grade, the utility model is used for the power cable field.

Description

Photoelectric composite cable for security and protection monitoring

Technical Field

The utility model relates to a power cable field, in particular to photoelectric composite cable for security protection monitoring.

Background

The existing security monitoring basically uses a single optical fiber cable, the single optical fiber cable is limited by the power consumption requirement of a use terminal, an electric power cable needs to be laid additionally when optical fibers are laid again, the cost is high, and the optical fiber cable also needs to be laid for multiple times and is inconvenient to use, and most of photoelectric composite cables cannot bear outdoor long-distance spanning aerial laying in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a security protection is photoelectricity composite cable for control can bear outdoor longer distance and stride across built on stilts and lay.

According to the utility model discloses a photoelectric composite cable for security and protection monitoring of first aspect embodiment, including steel wire, photoelectric composite layer, armor, band layer and the oversheath that sets gradually from inside to outside; the photoelectric composite layer comprises an optical fiber wire and a power line, and the optical fiber wire and the power line are spirally distributed on the outer layer of the steel wire in a winding manner; the outer sheath is made of an ultraviolet-proof low-smoke halogen-free material.

According to the utility model discloses a photoelectric composite cable for security protection control has following beneficial effect at least: the steel wire is arranged in the center of the cable, so that the strength of the steel wire is high, and the cable can adapt to aerial laying with larger length; the outer sheath has good environmental protection, flame retardation and ultraviolet resistance, and can make the cable achieve a certain level of flame retardation performance grading.

According to some embodiments of the present invention, the optical fiber cable comprises an optical fiber cable and an optical fiber sheath, the optical fiber sheath is disposed on an outer layer of the optical fiber cable, and the material of the optical fiber sheath is a polyethylene material.

According to some embodiments of the present invention, the power line includes a power line conductor layer and a power line insulating layer, the power line insulating layer set in an outer layer of the power line conductor layer, the power line conductor layer includes a plurality of metal wires twisted with each other.

According to some embodiments of the invention, the material of the power line insulating layer is a radiation cross-linked polyethylene material.

According to some embodiments of the invention, the armor is a composite tape formed of corrugated steel and plastic.

According to some embodiments of the invention, the belting layer comprises two layers of a wrapped layer consisting of a glass fiber tape wrapped around the package.

According to some embodiments of the present invention, the photovoltaic composite layer further comprises a filler for filling voids in the photovoltaic composite layer.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a photoelectric composite cable for security monitoring according to an embodiment of the present invention;

reference numerals:

the cable comprises a steel wire 100, an optical fiber cable 211, an optical fiber sheath 212, a power line conductor layer 221, a power line insulating layer 222, an armor layer 300, a wrapping tape layer 400 and an outer sheath 500.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to the orientation description, such as the directions of up, down, front, back, left, right, etc., may be the orientation or positional relationship shown on the drawings, only for convenience of description and simplification of description, and does 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, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, the utility model provides a photoelectric composite cable for security monitoring, which comprises a steel wire 100, a photoelectric composite layer, an armor layer 300, a belting layer 400 and an outer sheath 500, which are arranged from inside to outside in sequence; the photoelectric composite layer comprises an optical fiber line and a power line, and the optical fiber line and the power line are spirally distributed on the outer layer of the steel wire 100 in a winding manner; the outer jacket 500 is made of an ultraviolet-proof low-smoke halogen-free material.

By providing the steel wire 100 in the center of the cable, the strength of the steel wire 100 is high, so that the cable can be adapted to aerial laying of a large length. The optical fiber line and the power line are spirally distributed on the outer layer of the steel wire 100 in a winding manner, so that the physical length of the optical fiber line and the power line is longer than that of the steel wire 100, the cable cannot be influenced by external force when being overhead and bent, and the steel wire 100 receives the external force. The outer sheath 500 has good environmental protection, flame retardation and ultraviolet resistance, and can make the cable achieve a certain level of flame retardation performance classification.

It can be understood that the optical fiber line can select a suitable modulus according to actual requirements; if the ultraviolet-proof low-smoke halogen material of B1 grade is adopted, the cable can achieve the flame retardant performance grade of B1 grade by combining with the wrapping layer 400. The provision of the armour layer 300 allows the cable to be laid underground as well.

In some embodiments of the present invention, the optical fiber cable includes an optical fiber cable 211 and an optical fiber sheath 212, the optical fiber sheath 212 is disposed on the outer layer of the optical fiber cable 211, and the material of the optical fiber sheath 212 is polyethylene material. The fiber jacket 212 may protect the optical fiber.

In some embodiments of the present invention, the power line includes a power line conductor layer 221 and a power line insulating layer 222, the power line insulating layer 222 is disposed on the outer layer of the power line conductor layer 221, and the power line conductor layer 221 includes a plurality of metal wires twisted with each other.

The power line conductor layer 221 is flexible and has good electrical performance, and can be wound outside the steel wire 100 well, so that the product has good bending performance.

In some embodiments of the present invention, the material of the power line insulating layer 222 is a radiation cross-linked polyethylene material.

The irradiation cross-linked polyethylene material can meet the requirements of environmental protection, low smoke and zero halogen, and has excellent electrical properties.

In some embodiments of the present invention, the armor layer 300 is a composite tape formed by corrugated steel and plastic.

Can play good guard action to the photoelectric composite layer, the composite tape has the self-adhesion effect simultaneously, forms inclosed tubular structure after the bonding, can play radial waterproof effect, can play good guard effect when the cable is buried underground and is laid.

In some embodiments of the present invention, the wrapping layer 400 comprises two layers of wrapping layers formed by glass fiber tape.

The cable can also have good flame-retardant and fireproof effects through the good flame-retardant and fireproof performance of the glass fiber.

In some embodiments of the present invention, the optoelectronic composite layer further comprises a filler, and the filler is used for filling the gap in the optoelectronic composite layer.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a security protection is photoelectric composite cable for control which characterized in that: comprises a steel wire, a photoelectric composite layer, an armor layer, a belting layer and an outer sheath which are arranged from inside to outside in sequence;

the photoelectric composite layer comprises an optical fiber wire and a power line, and the optical fiber wire and the power line are spirally distributed on the outer layer of the steel wire in a winding manner;

the outer sheath is made of an ultraviolet-proof low-smoke halogen-free material.

2. The photoelectric composite cable for security and protection monitoring of claim 1, wherein: the optical fiber line comprises an optical fiber cable and an optical fiber sheath, wherein the optical fiber sheath is arranged on the outer layer of the optical fiber cable, and the optical fiber sheath is made of polyethylene material.

3. The photoelectric composite cable for security and protection monitoring of claim 1, wherein: the power line comprises a power line conductor layer and a power line insulating layer, the power line insulating layer is arranged on the outer layer of the power line conductor layer, and the power line conductor layer comprises a plurality of strands of metal wires which are mutually twisted.

4. The photoelectric composite cable for security and protection monitoring of claim 3, wherein: the power line insulating layer is made of irradiation cross-linked polyethylene.

5. The photoelectric composite cable for security and protection monitoring of claim 1, wherein: the armor layer is a composite belt formed by corrugated steel and plastic.

6. The photoelectric composite cable for security and protection monitoring of claim 1, wherein: the wrapping layer comprises two wrapping layers formed by wrapping glass fiber tapes.

7. The photoelectric composite cable for security and protection monitoring of claim 1, wherein: the photoelectric composite layer further comprises a filler for filling the void in the photoelectric composite layer.