阅读说明：本技术 一种安装稳定同时非常抗拉电力电缆 (Stable and very tensile power cable ) 是由 路毅 刘堂文 于 2019-09-23 设计创作，主要内容包括：本发明公开了一种安装稳定同时非常抗拉电力电缆,包括绝缘层、填充层、高阻燃隔氧层和扎纹铜护套,所述导芯外侧包设有绝缘层,所述绝缘层外侧包设有扎纹铜护套,所述扎纹铜护套和绝缘层之间设置有填充层,所述扎纹铜护套外侧包设有高阻燃隔氧层,所述高阻燃隔氧层由高阻燃材料制成,扎纹铜护套中的有机成分会在很短的时间内被烧蚀进而转换成坚硬的陶瓷状物质,从而阻挡火焰的继续燃烧,从而提高了电缆的阻燃和耐火性能,通过设置填充层进一步提高了电缆的耐火性能,同时能防止火焰穿过,从而对绝缘层起到了保护的作用,通过设置高阻燃隔氧层起到了阻燃的作用,同时进一步起到了隔绝氧气的作用,进一步防止火焰的继续燃烧。(The invention discloses a power cable which is stable in installation and quite tensile, and comprises an insulating layer, a filling layer, a high-flame-retardant oxygen-isolating layer and a copper sheath with a pricked grain, wherein the insulating layer is wrapped outside a guide core, the copper sheath with the pricked grain is wrapped outside the insulating layer, the filling layer is arranged between the copper sheath with the pricked grain and the insulating layer, the high-flame-retardant oxygen-isolating layer is wrapped outside the copper sheath with the pricked grain and is made of a high-flame-retardant material, organic components in the copper sheath with the pricked grain can be ablated in a short time and then converted into a hard ceramic-like substance, so that the continuous combustion of flame is blocked, the flame retardance and the fire resistance of the cable are improved, the fire resistance of the cable is further improved by arranging the filling layer, meanwhile, the flame can be prevented from penetrating through, the insulating layer is protected, and the flame retardance is realized by arranging the high-flame-retardant oxygen-isolating layer, meanwhile, the flame-retardant plastic further plays a role in isolating oxygen, and further prevents flame from continuing to burn.)

1. The utility model provides a stable very tensile power cable of installation simultaneously, includes waterproof layer (1), protective layer (2), metal inoxidizing coating (3), high fire-retardant oxygen barrier layer (4), prick line copper sheath (5), filling layer (6), insulating layer (7) and leads core (8), its characterized in that, it is equipped with insulating layer (7) to lead core (8) outside package, insulating layer (7) outside package is equipped with prick line copper sheath (5), be provided with filling layer (6) between prick line copper sheath (5) and insulating layer (7), prick line copper sheath (5) outside package is equipped with high fire-retardant oxygen barrier layer (4), high fire-retardant oxygen barrier layer (4) are made by high fire-retardant material, high fire-retardant oxygen barrier layer (4) outside package is equipped with metal inoxidizing coating (3), metal inoxidizing coating (3) are the metal network structure, metal inoxidizing coating (3) outside package is equipped with waterproof layer (1), the waterproof layer (1) is made of epoxy resin materials, the protective layer (2) wraps the waterproof layer (1), the guide core (8) is made of copper materials, the insulating layer (7) is made of silicon rubber materials, and the embossed copper sheath (5) is made of T2-grade copper strip materials; lead core (8) and have a plurality of enameled wires hinge to form, and a plurality of enameled wires use plastic sinle silk (10) to hinge as the axle center, improve the even degree of coiling, improve tensile strength simultaneously, the surface integrated into one piece of protective layer (2) has arch (9) of a plurality of triangular prism form to in being applicable to the mounting groove that represents the corner, make installation post-placement cable more stable at mounted position.

2. A stable installation and very high tensile power cable according to claim 1, wherein said filling layer (6) is filled with a flame retardant mineral compound.

3. A stable installed and very tensile power cable according to claim 1, wherein the material of said protective layer (2) is a halogen-free low-smoke cross-linked flame retardant polyolefin.

Technical Field

The invention relates to a power cable, in particular to a power cable which is stable in installation and quite tensile.

Background

Cables are made of one or more mutually insulated conductors and an outer insulating sheath that carries power or information from one point to another. Typically rope-like cables made up of twisted sets of several wires (at least two in each set), each set insulated from each other and often twisted around a center, the safety of the electrical wiring is of critical importance, whether in a factory or in a building. According to the statistics of relevant departments of the country, the fire caused by an electric line accounts for more than 50% of the causes of the fire. The cable is a main body in the circuit and is a link difficult to protect. Therefore, the cable not only needs to have the capability of resisting the damage of external flame, but also needs to have the characteristic of not generating a fire source, and meanwhile, the cable needs to have certain tensile resistance.

Disclosure of Invention

The present invention is directed to a power cable which is stable in installation and at the same time very tensile, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a stable very tensile power cable of while of installation, includes waterproof layer, protective layer, metal protection layer, high fire-retardant oxygen barrier layer, prick line copper sheath, filling layer, insulating layer and leads the core, it is equipped with the insulating layer to lead the outside package of core, the outside package of insulating layer is equipped with prick line copper sheath, be provided with the filling layer between prick line copper sheath and the insulating layer, prick line copper sheath outside package and be equipped with high fire-retardant oxygen barrier layer, high fire-retardant oxygen barrier layer is made by high fire-retardant material, high fire-retardant oxygen barrier layer outside package is equipped with the metal protection layer, the metal protection layer is metal network structure, metal protection layer outside package is equipped with the waterproof layer, the waterproof layer is made by the epoxy material, the waterproof layer is wrapped up to have the protective layer outward, it is the copper product to lead the core, the insulating layer is the silicon rubber material, roll line copper sheath adopts T2, lead the core and have a plurality of enameled wires hinge to form, and a plurality of enameled wires use the plastic sinle silk to hinge as the axle center, improve the even degree of coiling, improve tensile strength simultaneously, the surface integrated into one piece of protective layer has the arch of a plurality of triangular prism form to in being applicable to the mounting groove of representing the corner, make installation post-placement cable more stable at the mounted position.

As a still further scheme of the invention: the filling layer is formed by filling flame-retardant mineral compounds.

As a still further scheme of the invention: the protective layer is made of halogen-free low-smoke cross-linked flame-retardant polyolefin.

Compared with the prior art, the invention has the beneficial effects that: the high temperature resistance and the severe cold resistance of the guide core are improved by arranging the insulating layer, the electrical insulation property, the oxidation resistance, the ageing resistance, the mildew resistance and the chemical stability of the guide core are further improved, the embossing copper sheath is ablated at high temperature and flame, organic components in the embossing copper sheath can be ablated in a short time and then are converted into hard ceramic-like substances, so that the flame is prevented from continuing to burn, the flame retardance and the fire resistance of the cable are improved, the fire resistance of the cable is further improved by arranging the filling layer, meanwhile, the flame can be prevented from passing through, the insulating layer is protected, the flame-retardant effect is realized by arranging the high flame-retardant oxygen isolation layer, the oxygen isolation effect is further realized, the flame is further prevented from continuing to burn, the flame retardance of the cable is further improved, the metal protective layer is arranged for preventing the cable from being cut by sharp objects, the anti-cutting performance of the cable is improved, the anti-stretching performance of the cable is further improved, and the epoxy resin has good anti-seepage performance, so that the waterproof performance of the cable is improved, the situation that the metal protective layer is rusted is avoided, and the waterproof layer is protected by arranging the protective layer.

Drawings

Fig. 1 is a schematic view of a construction of a stable-installed and very tensile power cable.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, in the embodiment of the present invention, an electric power cable with stable installation and very high tensile strength includes a waterproof layer 1, a protective layer 2, a metal protective layer 3, a high flame-retardant oxygen-barrier layer 4, a copper sheath 5 with a braid, a filling layer 6, an insulating layer 7 and a core 8, where the core 8 is made of copper, the insulating layer 7 is wrapped outside the core 8, the insulating layer 7 is made of silicon rubber, the insulating layer 7 improves the high temperature and severe cold resistance of the core 8, and further improves the electrical insulation, oxidation resistance, aging resistance, mildew resistance and chemical stability of the core 8, the core 8 is formed by twisting a plurality of enameled wires, and the enameled wires are twisted by using a plastic core 10 as an axis to improve the winding uniformity and tensile strength, and a plurality of three-prism-shaped protrusions 9 are integrally formed on the outer surface of the protective layer 2, so as to be suitable for in the mounting groove of representing the corner for the cable is more stable at the mounted position after the installation is put. The cable is characterized in that a corrugated copper sheath 5 is wrapped on the outer side of the insulating layer 7, a filling layer 6 is arranged between the corrugated copper sheath 5 and the insulating layer 7, the corrugated copper sheath 5 is made of a T2-grade copper strip material, organic components in the corrugated copper sheath 5 are ablated in a short time under high temperature and flame ablation, and then are converted into hard ceramic-like substances, so that flame is blocked from continuing to burn, the flame retardance and the fire resistance of the cable are improved, the filling layer 6 is formed by filling flame-retardant mineral compounds, the fire resistance of the cable is further improved by arranging the filling layer 6, flames can be prevented from passing through, and the insulating layer 7 is protected, a high-flame-retardant oxygen-isolating layer 4 is wrapped on the outer side of the corrugated copper sheath 5, the high-flame-retardant oxygen-isolating layer 4 is made of a high-flame-retardant material, and the high-flame-retardant oxygen-isolating layer 4 is arranged to play a flame-retardant role, meanwhile, the cable further plays a role in isolating oxygen, further prevents flame from continuing to burn, further improves the flame retardant property of the cable, the outer side of the high flame-retardant oxygen-isolating layer 4 is wrapped with a metal protective layer 3, the metal protective layer 3 is of a metal net structure, the metal protective layer 3 is arranged to prevent the cable from being cut by sharp objects, so that the cutting resistance of the cable is improved, meanwhile, the tensile resistance of the cable is further improved, a waterproof layer 1 is wrapped outside the metal protective layer 3, the waterproof layer 1 is made of epoxy resin material, the epoxy resin has good anti-leakage performance, thereby improving the waterproof performance of the cable, avoiding the situation that the metal protective layer 3 is rusted, waterproof layer 1 wraps up in protective layer 2, and the material of protective layer 2 is no halogen low smoke crosslinking flame retardant polyolefin, has played the effect of protection to waterproof layer 1 through setting up protective layer 2.

The working principle of the invention is as follows: the high temperature resistance and the severe cold resistance of the guide core 8 are improved by arranging the insulating layer 7, the electrical insulation, the oxidation resistance, the aging resistance, the mildew resistance and the chemical stability of the guide core 8 are further improved, the embossed copper sheath 5 is ablated at high temperature and flame, organic components in the embossed copper sheath 5 can be ablated in a short time and then are converted into hard ceramic-like substances, and further the flame is prevented from continuing to burn, so that the flame retardance and the fire resistance of the cable are improved, the fire resistance of the cable is further improved by arranging the filling layer 6, meanwhile, the flame can be prevented from passing through, the insulating layer 7 is protected, the flame-retardant effect is realized by arranging the high flame-retardant oxygen-isolating layer 4, the oxygen-isolating effect is further realized, the flame is further prevented from continuing to burn, the flame retardance of the cable is further improved, the metal protective layer 3 is arranged for preventing the cable from being cut by sharp objects, the anti-cutting performance of the cable is improved, the anti-stretching performance of the cable is further improved, and the epoxy resin has good anti-seepage performance, so that the waterproof performance of the cable is improved, the situation that the metal protective layer 3 is rusted is avoided, and the waterproof layer 1 is protected by arranging the protective layer 2.

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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.