CN214796883U

CN214796883U - Non-toxic harmless pollution-free power cable

Info

Publication number: CN214796883U
Application number: CN202120276040.4U
Authority: CN
Inventors: 王国新; 杨忠兴; 吴荣毓
Original assignee: Yunnan Juli Cable Co ltd
Current assignee: Yunnan Juli Cable Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-11-19
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a nontoxic harmless pollution-free type power cable, including the oversheath, lag in the inner circle fixedly connected with of oversheath, the inner chamber packing of interior lag has the mica stone filling layer, the inside of mica stone filling layer is run through and is provided with the interior crosslinked polyethylene insulating layer, the inner chamber packing of interior crosslinked polyethylene insulating layer has the conductor wire, interior lag includes glass fiber parcel layer. The utility model discloses a set up interior crosslinked polyethylene insulating layer, glass fiber wrapping layer, the electromagnetic shield stratum reticulare, the metal armor, outer crosslinked polyethylene insulating layer, prevent ant mouse polyolefin sheath, the cooperation of low smoke and zero halogen wrapping layer and HDPE sheath is used, the nontoxic harmless and pollution-free nature of cable has been improved, the use of cable is environmental protection more like this, the cable has been solved in the use, because of lacking nontoxic harmless and pollution-free nature, make the cable can bring the pollution to all ring edge borders, thereby lead to the cable to be qualified for the next round of competitions and use the problem of not environmental protection.

Description

Non-toxic harmless pollution-free power cable

Technical Field

The utility model relates to a power cable technical field specifically is a nontoxic harmless pollution-free type power cable.

Background

The cable is characterized in that the cable is internally electrified and externally insulated, and the existing cable is lack of innocuity and harmlessness and pollution-free in the using process, so that the cable can bring pollution to the surrounding environment, the problem that the cable is outgoing and is not environment-friendly is caused, and the practicability of the cable is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nontoxic harmless pollution-free type power cable possesses nontoxic harmless and pollution-free advantage, has solved the cable in the use, because of lacking nontoxic harmless and pollution-free nature for the cable can bring the pollution to all ring edge borders, thereby leads to the cable to be qualified for the next round of competitions and uses the problem of not environmental protection.

In order to achieve the above object, the utility model provides a following technical scheme: a non-toxic harmless pollution-free power cable comprises an outer sheath, wherein an inner ring of the outer sheath is fixedly connected with an inner protective sleeve, the inner cavity of the inner protective sleeve is filled with a mica stone filling layer, an inner cross-linked polyethylene insulating layer is arranged inside the mica stone filling layer in a penetrating way, the inner cavity of the inner cross-linked polyethylene insulating layer is filled with a conductive wire, the inner protective sleeve comprises a glass fiber wrapping layer, the surface of the outer ring of the glass fiber wrapping layer is wrapped with an electromagnetic shielding net layer, the surface of the outer ring of the electromagnetic shielding net layer is wrapped with a metal armor layer, the outer sheath comprises an outer crosslinked polyethylene insulating layer, the surface of the outer ring of the outer crosslinked polyethylene insulating layer is wrapped with an ant and mouse prevention polyolefin sheath, the surface coating of ant and mouse prevention polyolefin sheath outer lane has low smoke and zero halogen parcel layer, the surface coating of low smoke and zero halogen parcel layer outer lane has the HDPE sheath.

Preferably, the inner ring of the glass fiber wrapping layer is in close contact with the surface of the outer ring of the mica stone filling layer.

Preferably, the inner ring of the outer crosslinked polyethylene insulating layer is in close contact with the surface of the outer ring of the metal armor layer.

Preferably, the conductive wire is woven from a plurality of strands of metallic copper wire.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up interior crosslinked polyethylene insulating layer, glass fiber wrapping layer, the electromagnetic shield stratum reticulare, the metal armor, outer crosslinked polyethylene insulating layer, prevent ant mouse polyolefin sheath, the cooperation of low smoke and zero halogen wrapping layer and HDPE sheath is used, the nontoxic harmless and pollution-free nature of cable has been improved, the use environmental protection more of cable like this, the cable has been solved in the use, because of lacking nontoxic harmless and pollution-free nature, make the cable can bring the pollution to all ring edge borders, thereby lead to the problem that the cable is qualified for the next round of competitions and uses the non-environmental protection, be worth promoting.

2. The utility model discloses a set up interior crosslinked polyethylene insulating layer and outer crosslinked polyethylene insulating layer, improved the nontoxic harmlessness of cable, through the electromagnetic shielding stratum reticulare, improved the electromagnetic shielding nature of cable, through preventing ant mouse polyolefin sheath, the ant mouse that has improved the cable gnaws and stings the nature, the life of cable is longer like this, through low smoke and zero halogen parcel layer, has improved the fire behavior of cable, through the HDPE sheath, has improved the stability and the reliability of cable.

Drawings

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

FIG. 2 is a sectional view of the inner protective cover of the present invention;

fig. 3 is a sectional view of the structure of the outer sheath of the present invention.

In the figure: the anti-termite and anti-rat composite material comprises an outer sheath 1, an inner cross-linked polyethylene insulating layer 2, a mica stone filling layer 3, a conductive wire 4, an inner protective sheath 5, a glass fiber wrapping layer 6, an electromagnetic shielding net layer 7, a metal armor layer 8, an outer cross-linked polyethylene insulating layer 9, an ant and rat-proof polyolefin sheath 10, a low-smoke halogen-free wrapping layer 11 and a HDPE sheath 12.

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. 1-3, a non-toxic, harmless and pollution-free power cable comprises an outer sheath 1, an inner protective sheath 5 is fixedly connected to an inner ring of the outer sheath 1, a mica stone filling layer 3 is filled in an inner cavity of the inner protective sheath 5, an inner cross-linked polyethylene insulating layer 2 is arranged inside the mica stone filling layer 3 in a penetrating manner, a conductive wire 4 is filled in an inner cavity of the inner cross-linked polyethylene insulating layer 2, the conductive wire 4 is formed by weaving a plurality of strands of metal copper wires, the inner protective sheath 5 comprises a glass fiber wrapping layer 6, an inner ring of the glass fiber wrapping layer 6 is tightly contacted with the surface of an outer ring of the mica stone filling layer 3, an electromagnetic shielding mesh layer 7 is wrapped on the surface of an outer ring of the glass fiber wrapping layer 6, the electromagnetic shielding performance of the cable is improved through the electromagnetic shielding mesh layer 7, a metal armor layer 8 is wrapped on the surface of an outer ring of the electromagnetic shielding mesh layer 7, and the outer sheath 1 comprises an outer cross-linked polyethylene insulating layer 9, through setting up interior crosslinked polyethylene insulating layer 2 and outer crosslinked polyethylene insulating layer 9, the nontoxic harmless nature of cable has been improved, the surface in close contact with of outer crosslinked polyethylene insulating layer 9's inner circle and metal armor 8 outer lane, the surface parcel of outer crosslinked polyethylene insulating layer 9 outer lane has ant/mouse prevention polyolefin sheath 10, through ant/mouse prevention polyolefin sheath 10, the ant/mouse prevention gnawing nature of cable has been improved, the life of cable is longer like this, the surface parcel of ant/mouse prevention polyolefin sheath 10 outer lane has low smoke and zero halogen parcel layer 11, the surface parcel of low smoke and zero halogen parcel layer 11 outer lane has HDPE sheath 12, through low smoke and zero halogen parcel layer 11, the fire behavior of cable has been improved, through HDPE sheath 12, the stability and the reliability of cable have been improved, through setting up interior crosslinked polyethylene insulating layer 2, glass fiber parcel layer 6, electromagnetic shielding stratum reticulare 7, metal armor 8, The external crosslinked polyethylene insulating layer 9, the ant and rat-proof polyolefin sheath 10, the low-smoke halogen-free wrapping layer 11 and the HDPE sheath 12 are matched for use, so that the non-toxicity, harmlessness and pollution-free performance of the cable are improved, the environment-friendly cable is more environment-friendly in use, the problem that the cable is not environment-friendly in outgoing line use due to lack of non-toxicity, harmlessness and pollution-free performance in the use process of the cable is solved, the cable can bring pollution to the surrounding environment, and the problem that the cable is not environment-friendly in use is caused, and the popularization is worthy.

When the cable is used, the inner cross-linked polyethylene insulating layer 2, the glass fiber wrapping layer 6, the electromagnetic shielding net layer 7, the metal armor layer 8, the outer cross-linked polyethylene insulating layer 9, the termite and rat prevention polyolefin sheath 10, the low-smoke halogen-free wrapping layer 11 and the HDPE sheath 12 are matched for use, so that the non-toxicity, the harmlessness and the pollution-free property of the cable are improved, the use of the cable is more environment-friendly, and the problem that the cable is polluted to the surrounding environment due to the lack of the non-toxicity, the harmlessness and the pollution-free property in the use process of the cable, and the use of the cable outgoing line is not environment-friendly is solved; the electromagnetic shielding performance of the cable is improved through the electromagnetic shielding net layer 7; the non-toxicity and the harmlessness of the cable are improved by arranging the inner crosslinked polyethylene insulating layer 2 and the outer crosslinked polyethylene insulating layer 9; the termite and rat preventing biting performance of the cable is improved through the termite and rat preventing polyolefin sheath 10, so that the service life of the cable is longer; the fire resistance of the cable is improved through the low-smoke halogen-free wrapping layer 11; the stability and reliability of the cable is improved by the HDPE sheath 12.

In summary, the following steps: this nontoxic harmless pollution-free type power cable, through setting up interior crosslinked polyethylene insulating layer 2, glass fiber wrapping layer 6, electromagnetic shielding net layer 7, metal armor 8, outer crosslinked polyethylene insulating layer 9, protection against the ant mouse polyolefin sheath 10, the cooperation of low smoke and zero halogen wrapping layer 11 and HDPE sheath 12 is used, the cable has been solved in the use, because of lacking nontoxic harmless and pollution-free nature, make the cable can bring the pollution to all ring edge borders, thereby lead to the problem that the cable is qualified for the next round of competitions and uses the environmental protection not.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

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. A nontoxic harmless pollution-free power cable comprises an outer sheath (1), and is characterized in that: the inner ring of the outer sheath (1) is fixedly connected with an inner protection sleeve (5), the inner cavity of the inner protection sleeve (5) is filled with a mica stone filling layer (3), an inner cross-linked polyethylene insulating layer (2) penetrates through the inner part of the mica stone filling layer (3), the inner cavity of the inner cross-linked polyethylene insulating layer (2) is filled with a conductive wire (4), the inner protection sleeve (5) comprises a glass fiber wrapping layer (6), the surface of the outer ring of the glass fiber wrapping layer (6) is wrapped with an electromagnetic shielding net layer (7), the surface of the outer ring of the electromagnetic shielding net layer (7) is wrapped with a metal armor layer (8), the outer sheath (1) comprises an outer cross-linked polyethylene insulating layer (9), the surface of the outer ring of the outer cross-linked polyethylene insulating layer (9) is wrapped with an ant-proof mouse polyolefin sheath (10), and the surface of the outer ring of the low-smoke and ant-proof mouse polyolefin sheath (10) is wrapped with a halogen-free wrapping layer (11), the surface of the outer ring of the low-smoke halogen-free wrapping layer (11) is wrapped with an HDPE sheath (12).

2. A non-toxic harmless pollution-free power cable according to claim 1, wherein: the inner ring of the glass fiber wrapping layer (6) is in close contact with the surface of the outer ring of the mica stone filling layer (3).

3. A non-toxic harmless pollution-free power cable according to claim 1, wherein: the inner ring of the outer crosslinked polyethylene insulating layer (9) is in close contact with the surface of the outer ring of the metal armor layer (8).

4. A non-toxic harmless pollution-free power cable according to claim 1, wherein: the conducting wire (4) is formed by weaving a plurality of strands of metal copper wires.