CN215815265U

CN215815265U - Bundling fireproof special cable for security

Info

Publication number: CN215815265U
Application number: CN202122146134.2U
Authority: CN
Inventors: 洪静
Original assignee: Shanghai Zhishang Special Cable Co ltd
Current assignee: Shanghai Zhishang Special Cable Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-02-11
Anticipated expiration: 2031-09-07

Abstract

The utility model provides a bundling fireproof special cable for security and protection, and aims to solve the problems that the cost and labor cost of two cables required by the deployment and control of a security and protection system are too high, and the cables are only protected by single-layer insulation during threading, so that the threading process is easy to break and damage; when indoor distribution and control are carried out, the problem that a cable line of the distribution and control is burnt by a fire disaster to cause the whole security protection or monitoring system to be paralyzed needs to be considered, the cable line comprises two power lines which are positioned in the center and extend in parallel in the same direction, and the two power lines are sequentially and concentrically wrapped with a first filling layer, a metal shielding layer, a second filling layer and a metal corrugated outer protection layer from inside to outside; and a plurality of network communication lines which extend in parallel in the same direction are arranged in the second filling layer along the center of the cable in an annular array. The utility model is especially suitable for security and monitoring systems, and has higher social use value and application prospect.

Description

Bundling fireproof special cable for security

Technical Field

The utility model relates to the technical field of special cables, in particular to a bunched fireproof special cable for security and protection.

Background

At present, during the distribution and control of security monitoring, a monitoring probe needs to be connected with an 8-core network cable and a 2-core 220V power line, and two lines are wired by bundling or penetrating a PVC pipe.

The whole security system is controlled, the cost and labor cost of two cables required by the whole project are too high, a bundling process or pipe penetration protection is needed to be added in the wiring of the two cables, the whole construction cost is increased, and the cables are easy to break and damage in the threading process due to the fact that only single-layer insulation protection is provided during threading; and when in indoor arrangement and control, the cable circuit that the conflagration can burn the arrangement and control needs to be considered, leads to whole security protection or monitored control system's paralysis.

Therefore, a special bundling fireproof cable for security protection is provided.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve or at least alleviate problems in the prior art.

The utility model provides a cluster fireproof special cable for security, which comprises two power lines which are positioned in the center and extend in parallel in the same direction, wherein the two power lines are sequentially and concentrically wrapped with a first filling layer, a metal shielding layer, a second filling layer and a metal corrugated outer protective layer from inside to outside;

and a plurality of network communication lines which extend in parallel in the same direction are arranged in the second filling layer along the center of the cable in an annular array.

Optionally, the filler of the first filling layer and the second filling layer in the outdoor environment is a filling rope, asbestos or a combination of the two fillers.

Optionally, the fillers of the first filling layer and the second filling layer in an indoor environment are mica, fire clay, magnesium oxide powder compound or any combination of the three fillers.

Optionally, the metal shielding layer is formed by stacking an aluminum tape, an aluminum film, a steel tape or a copper tape.

Optionally, the metal corrugated outer protective layer is a corrugated tube made of stainless steel or copper.

The embodiment of the utility model provides a bundling fireproof special cable for security and protection, which has the following beneficial effects:

1. the utility model has simple and clear wiring, is not easy to damage in indoor and outdoor security protection use, effectively reduces the interference of strong electricity to weak electric signals, saves comprehensive wiring cost, is convenient for construction wiring, is suitable for the whole line wiring of a security protection system, can keep monitoring communication capacity for a certain time in a fire disaster in the installation of the indoor security protection system, ensures that fire fighting monitoring is not a difficult problem any more, reduces the waste of rescue time, simultaneously prolongs the service life of a cable, and saves construction labor cost.

2. In outdoor environment, the filler in the utility model is a filler rope, asbestos or the combination of the two fillers, so that the intrinsically safe bundling fireproof special cable has good anti-aging, anti-explosion and anti-corrosion capabilities, and has a metal corrugated outer protective layer to prevent damage and prolong the service life of the cable.

3. In an indoor environment, the filler in the utility model is mica, fireproof mud, a magnesium oxide powder compound or any combination of the three fillers, and the filler is petrochemical after meeting fire and high temperature, so that the cable has good fireproof and explosion-proof capabilities, and the fire-fighting and fireproof capabilities of the cable are improved.

Drawings

The above features, technical features, advantages and implementation manners of the bundled fireproof special cable for security will be further described in an explicitly understandable manner by referring to the accompanying drawings.

Fig. 1 is a schematic cross-sectional structure of the present invention.

In the figure: the power supply line comprises a power supply line 1, a metal shielding layer 2, a first filling layer 3, a network communication line 4, a second filling layer 5 and a metal corrugated outer protective layer 6.

Detailed Description

The utility model will be further illustrated with reference to the accompanying figure 1 and examples:

example 1

Referring to the attached drawing 1, the utility model provides a bundling fireproof special cable for security protection in an outdoor environment, which comprises two power lines 1 which are positioned at the center and extend in parallel in the same direction, wherein the two power lines 1 are sequentially and concentrically wrapped with a first filling layer 3, a metal shielding layer 2, a second filling layer 5 and a metal corrugated outer protection layer 6 from inside to outside;

the metal shielding layer 2 is formed by overlapping an aluminum strip, an aluminum film, a steel strip or a copper strip; the metal corrugated outer protective layer 6 is a stainless steel or copper corrugated pipe; the fillers of the first filling layer 3 and the second filling layer 5 are filling ropes, asbestos or a combination of the two fillers;

8 network communication lines 4 extending in the same direction in parallel are arranged in the second filling layer 5 along the center of the cable in an annular array mode, and communication of weak current signals is achieved.

In the embodiment, two power lines 1 which are positioned at the center and extend in parallel in the same direction are used as a basis, the metal shielding layer 2 formed by overlapping an aluminum belt, an aluminum film, a steel belt or a copper belt in a double-layer mode is used for separating the inner protective layer, the interference of strong electricity to weak electric signals is effectively reduced, the comprehensive wiring cost is saved, the metal corrugated outer protective layer 6 is a stainless steel or copper corrugated pipe, the metal corrugated outer protective layer has a good protective effect, outer-layer pipeline protection is not needed, the corrugated pipe can be directly laid outdoors without penetrating the pipe, and the labor is saved;

it can be understood that, in the outdoor environment, the fillers of the first filling layer 3 and the second filling layer 5 in the intrinsically safe cluster fireproof special cable are filling ropes, asbestos or a combination of the two fillers, so that the intrinsically safe cluster fireproof special cable has good anti-aging, anti-explosion and anti-corrosion capabilities, and is provided with the metal corrugated outer protective layer 6, thereby preventing damage and prolonging the service life of the cable.

Example 2

Referring to the attached drawing 1, the utility model provides a bundling fireproof special cable for security protection in an indoor environment, which comprises two power lines 1 which are positioned in the center and extend in parallel in the same direction, wherein the two power lines 1 are sequentially and concentrically wrapped with a first filling layer 3, a metal shielding layer 2, a second filling layer 5 and a metal corrugated outer protection layer 6 from inside to outside;

the metal shielding layer 2 is formed by overlapping an aluminum strip, an aluminum film, a steel strip or a copper strip; the metal corrugated outer protective layer 6 is a stainless steel or copper corrugated pipe; the fillers of the first filling layer 3 and the second filling layer 5 are mica, fire-proof mud, magnesium oxide powder compound or any combination of the three fillers;

8 network communication lines 4 extending in parallel in the same direction are arranged in the second filling layer 5 along the center of the cable in an annular array.

In the embodiment, two power lines 1 which are positioned at the center and extend in parallel in the same direction are used as a basis, the metal shielding layer 2 formed by overlapping an aluminum belt, an aluminum film, a steel belt or a copper belt in a double-layer mode is used for separating the inner protection layer, the interference of strong electricity to weak electric signals is effectively reduced, the comprehensive wiring cost is saved, the metal corrugated outer protection layer 6 is a stainless steel or copper corrugated pipe, the metal corrugated outer protection layer has a good protection effect, outer-layer pipeline protection is not needed, the metal corrugated outer protection layer can be directly laid indoors, no pipe penetrating is needed, and manpower is saved;

it can be understood that, in an indoor environment, a commercial complex, or a large hospital, etc., has a high fire-protection level, the fillers of the first filling layer 3 and the second filling layer 5 are mica, fire-proof mud, magnesium oxide powder compounds, or any combination of the three fillers, the bundled fire-protection special cable for security and protection of the embodiment has good fire-protection and explosion-protection capabilities due to the fact that the bundled fire-protection special cable for security and protection has the metal corrugated outer protective layer 6, and the filled mica, fire-proof mud, magnesium oxide powder compounds are petrochemical after meeting fire at a high temperature, and the fire-protection and fire-protection capabilities of the cable are improved;

especially under the indoor high temperature condition, the filler of first filling layer 3 and second filling layer 5 all is fire prevention material in this security protection is with special cable of bundling fire prevention, has improved the insulating ability of internal power line 1 and network communication line 4 behind the petrochemical industry of fire prevention material more, lets the control keep the security protection ability in high temperature dangerous place.

It should be noted that the network communication lines 4 (including telephone lines, optical fiber lines, network lines, etc.) in the embodiments 1-2 are not limited to the number, and if necessary, control cables can be added to be used as control lines; the fillers of the first filling layer 3 and the second filling layer 5 are not limited to plastic materials or fireproof materials, and can be replaced during production according to the change of the application environment.

The bundling fireproof special cable for security and protection according to the embodiment of the utility model is beautiful in whole, simple and clear in wiring, not easy to damage in indoor and outdoor security and protection use, effectively reduces the interference of strong electricity to weak electric signals, saves comprehensive wiring cost, is convenient for construction wiring, is suitable for whole line wiring of a security and protection system, can maintain monitoring communication capacity for a certain time in a fire during installation of the indoor security and protection system, enables fire fighting monitoring to be no longer a problem, reduces rescue time waste, simultaneously prolongs the service life of the cable, and saves construction labor cost.

In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A cluster fireproof special cable for security comprises two power lines (1) which are positioned at the center and extend in parallel in the same direction, and is characterized in that the two power lines (1) are sequentially and concentrically wrapped with a first filling layer (3), a metal shielding layer (2), a second filling layer (5) and a metal corrugated outer protective layer (6) from inside to outside;

and a plurality of network communication lines (4) which extend in parallel in the same direction are arranged in the second filling layer (5) along the center of the cable in an annular array.

2. The special bundling fireproof cable for security protection of claim 1, wherein: the first filling layer (3) and the second filling layer (5) are filled with filling ropes, asbestos or a combination of the two filling materials in an outdoor environment.

3. The special bundling fireproof cable for security protection of claim 1, wherein: the fillers of the first filling layer (3) and the second filling layer (5) in an indoor environment are mica, fire-proof mud, magnesium oxide powder compound or any combination of the three fillers.

4. The special bundling fireproof cable for security protection of claim 1, wherein: the metal shielding layer (2) is formed by overlapping an aluminum strip, an aluminum film, a steel strip or a copper strip.

5. The special bundling fireproof cable for security protection of claim 1, wherein: the metal corrugated outer protective layer (6) is a stainless steel or copper corrugated pipe.