CN210271832U

CN210271832U - Anti-aging flame-retardant cable

Info

Publication number: CN210271832U
Application number: CN201921419953.6U
Authority: CN
Inventors: 尹勇华
Original assignee: Wuxi Tiancheng Cable Co Ltd
Current assignee: Wuxi Tiancheng Cable Co Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-04-07
Anticipated expiration: 2029-08-29

Abstract

The utility model discloses an anti-aging flame-retardant cable, including the oxidation resisting layer, the inboard of oxidation resisting layer is provided with the outer protective layer, the inboard of outer protective layer is provided with the shielding layer, the inboard equidistance of shielding layer is provided with the wire, the inboard of wire is provided with the central line, the outside of wire just is located and is filled between central line and the shielding layer and has the talcum powder, the wire includes the surrounding layer, the inboard of surrounding layer is provided with the first insulation layer, the inboard on first insulation layer is provided with first conductor, the central line includes the second insulating layer, the inboard of second insulating layer is provided with the second conductor, the utility model relates to a cable technology field. The anti-aging flame-retardant cable solves the problems that a shell or an insulating layer of a traditional cable is easy to oxidize and break after long-term use, has poor anti-aging capability, is easy to ignite after failure, has poor flame-retardant capability and low safety, and is difficult to meet the use requirement in severe environment.

Description

Anti-aging flame-retardant cable

Technical Field

The utility model relates to the technical field of cables, specifically be an anti-aging flame retarded cable.

Background

The cable is made of one or more mutually insulated conductors and an outer insulation protective layer, and is a conducting wire for transmitting electric power or information from one place to another place. The shell or the insulating layer of the traditional cable is easy to oxidize and break after long-term use, has poor anti-aging capability, is easy to catch fire after failure, has poor flame retardant capability and low safety, and is difficult to meet the use in severe environment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an anti-aging flame retarded cable has solved its shell of traditional cable or insulating layer and has used easy oxidation for a long time, and is easy disconnected, and anti-aging capability is relatively poor, easily catches fire after breaking down, and flame retardant capacity is not good, and the security is lower, hardly satisfies the problem of using under the adverse circumstances.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an anti-aging flame-retardant cable, includes the antioxidation layer, the inboard of antioxidation layer is provided with outer protective layer, the inboard of outer protective layer is provided with the shielding layer, the inboard equidistance of shielding layer is provided with the wire, the inboard of wire is provided with the central line, the outside of wire just is located and is filled with talcum powder between central line and the shielding layer, the wire includes the surrounding layer, the inboard of surrounding layer is provided with first insulation layer, the inboard on first insulation layer is provided with first conductor, the central line includes the second insulation layer, the inboard of second insulation layer is provided with the second conductor.

Preferably, the oxidation resistant layer and the outer cladding layer are both made of PVC modified materials added with antioxidants, and the outer protection layer is made of flame-retardant PVC materials.

Preferably, the shielding layer is made of double-sided aluminum foil materials, is wound by adopting an inclined bag, and has a coverage rate of not less than 130%.

Preferably, the first insulating layer and the second insulating layer are made of XLPE material.

Preferably, the first conductor is formed by twisting a plurality of tinned oxygen-free copper wires, and the second conductor is formed by twisting a single oxygen-free pure copper wire.

(III) advantageous effects

The utility model provides an anti-aging flame-retardant cable. Has the following beneficial effects:

this anti-aging flame retarded cable, it can realize the anti-oxidant protection of cable outside to utilize the PVC modified material who adds the antioxidant to make oxidation resisting layer and surrounding layer, reduces and uses oxidative fracture for a long time to arouse the line fault rate, and the outer protective layer that utilizes flame retardant material to make and the temperature resistant of intussuseption, thermal-insulated, fire-retardant talcum powder realize high-efficient fire-retardant, reduce probability of getting on fire and intensity of a fire and spread, improve the safety in utilization, anaerobic copper conductor transmission effect is good simultaneously, and establish two-sided aluminium foil in, shielding effect is good.

Drawings

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

fig. 2 is a sectional view of the structure of the present invention.

In the figure: 1 an anti-oxidation layer, 2 an outer protection layer, 3 a shielding layer, 4 a lead, 41 an outer cladding layer, 42 a first insulating layer, 43 a first conductor, 5 a central line, 51 a second insulating layer, 52 a second conductor and 6 talcum powder.

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.

Referring to fig. 1-2, the present invention provides a technical solution: an anti-aging flame-retardant cable comprises an oxidation resistant layer 1, an outer protective layer 2 is arranged on the inner side of the oxidation resistant layer 1, a shielding layer 3 is arranged on the inner side of the outer protective layer 2, wires 4 are equidistantly arranged on the inner side of the shielding layer 3, a central line 5 is arranged on the inner side of each wire 4, talcum powder 6 is filled between each central line and the corresponding shielding layer 3 on the outer side of each wire 4 to realize temperature resistance, heat insulation and flame retardance, each wire 4 comprises an outer cladding 41, a first insulating layer 42 is arranged on the inner side of each outer cladding 41, a first conductor 43 is arranged on the inner side of each first insulating layer 42, each central line 5 comprises a second insulating layer 51, a second conductor 52 is arranged on the inner side of each second insulating layer 51, the oxidation resistant layer 1 and the outer cladding 41 are both made of PVC modified materials added with antioxidants, line faults, shielding layer 3 is made for two-sided aluminium foil material, and adopts the winding of package to one side, and the coverage is not less than 130%, realizes electromagnetic signal shielding, realizes anti-jamming, and first insulating layer 42 and second insulating layer 51 all adopt the XLPE material to make, realize insulating, improve the wiring security, and first conductor 43 is many tin-plating anaerobic copper wires hank system and forms, and second conductor 52 is single anaerobic pure copper and makes, guarantees transmission quality.

During the use, utilize the PVC modified material that adds the antioxidant to make oxidation resisting layer 1 and surrounding layer 41 can realize the outside anti-oxidant protection of cable, reduce and use oxidative fracture for a long time and arouse the line fault rate, the outer protective layer 2 that utilizes fire-retardant PVC material to make and the temperature resistant of intussuseption, it is thermal-insulated, fire-retardant talcum powder 6 realizes high-efficient fire-retardant, reduce probability of getting on fire and intensity of a fire spread, improve the safety in utilization, first conductor 43 and second conductor 52 of anaerobic copper simultaneously, it is good to guarantee to transmit effectually, and establish two-sided aluminium foil shielding layer 3 in, it is effectual to shield.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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

1. An anti-aging flame-retardant cable comprises an anti-oxidation layer (1), and is characterized in that: the utility model discloses an anti-oxidation layer, including oxidation resistant layer (1), anti-oxidation layer (1), the inboard of outer protective layer (2) is provided with outer protective layer (2), the inboard equidistance of outer protective layer (3) is provided with wire (4), the inboard of wire (4) is provided with central line (5), the outside of wire (4) just is located and is filled talcum powder (6) between central line and protective layer (3), wire (4) are including surrounding layer (41), the inboard of surrounding layer (41) is provided with first insulating layer (42), the inboard of first insulating layer (42) is provided with first conductor (43), central line (5) are including second insulating layer (51), the inboard of second insulating layer (51) is provided with second conductor (52).

2. The anti-aging flame retardant cable according to claim 1, wherein: the oxidation resistant layer (1) and the outer cladding layer (41) are both made of PVC modified materials added with antioxidants, and the outer protection layer (2) is made of flame-retardant PVC materials.

3. The anti-aging flame retardant cable according to claim 1, wherein: the shielding layer (3) is made of double-sided aluminum foil materials and is wound by adopting an inclined package, and the coverage rate is not lower than 130%.

4. The anti-aging flame retardant cable according to claim 1, wherein: the first insulating layer (42) and the second insulating layer (51) are made of XLPE materials.

5. The anti-aging flame retardant cable according to claim 1, wherein: the first conductor (43) is formed by twisting a plurality of tin-plated oxygen-free copper wires, and the second conductor (52) is formed by twisting a single oxygen-free pure copper wire.