CN214336414U

CN214336414U - Novel high environmental protection and energy saving fireproof cable

Info

Publication number: CN214336414U
Application number: CN202022603829.4U
Authority: CN
Inventors: 李杰尉; 方国华
Original assignee: Xinjiang Huyang Cable Manufacturing Co ltd
Current assignee: Xinjiang Huyang Cable Manufacturing Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-10-01
Anticipated expiration: 2030-11-12

Abstract

The utility model relates to the field of cables, and discloses a novel high-environmental-protection energy-saving fireproof cable; the cable comprises a plurality of first power core conductors and a second power core conductor, wherein the first power core conductors and the second power core conductors are sequentially extruded from inside to outside with an insulating layer, a fireproof layer and a semi-conducting layer; the plurality of first power wire core conductors and one second power wire core conductor are arranged around one reinforcing rib in a twisted mode, and filling layers are extruded outside the first power wire core conductors, the second power wire core conductors and the reinforcing rib; the high-temperature-resistant sliding belt is wrapped outside the filling layer, the high-temperature-resistant sliding belt is wrapped outside the reinforcing layer, and the outer sheath is extruded outside the reinforcing layer. The utility model discloses utilize aluminum alloy metal's low dead weight nature, better bending resistance ability, creep resistance ability and corrosion resisting property, reduce the installation of cable, cost such as transportation, improved the environmental protection and the energy-conservation nature of cable.

Description

Novel high environmental protection and energy saving fireproof cable

Technical Field

The utility model relates to a cable technical field, more specifically say, in particular to novel high environmental protection and energy saving fireproof cable.

Background

The fireproof cable is a cable which is widely applied at the present stage, and the fireproof cable mainly comprises two types of UL series flame-retardant cables and flame-retardant low-smoke halogen-free cables. The imported products mainly come from America and Europe, and because the standards of fireproof cables in America and Europe are not compatible with each other, the fireproof thought is greatly different, so that Party A and a design institute are in a passive state when selecting the products, and each has a respective reason, and finally, the products are often selected according to the actual situation of capital.

The existing fireproof cable generally adopts copper as a conductive medium and has the defects of heavier self weight, high installation and transportation cost and poorer safety and environmental protection performance. In view of the above, how to provide a novel high environmental protection and energy saving fireproof cable to solve the above problems.

Disclosure of Invention

An object of the utility model is to provide a novel energy-conserving fireproof cable of high environmental protection to reduce fireproof cable's dead weight, realize the purpose of energy-conservation in the aspect of production, transportation, installation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

designing a novel high-environment-friendly energy-saving fireproof cable, which comprises a plurality of first power core conductors and a second power core conductor, wherein the first power core conductors and the second power core conductors are sequentially extruded and wrapped with an insulating layer, a fireproof layer and a semi-conducting layer from inside to outside; the plurality of first power wire core conductors and one second power wire core conductor are arranged around one reinforcing rib in a twisted mode, and filling layers are extruded outside the first power wire core conductors, the second power wire core conductors and the reinforcing rib; the high-temperature-resistant sliding belt is wrapped outside the filling layer, the high-temperature-resistant sliding belt is wrapped outside the reinforcing layer, and the outer sheath is extruded outside the reinforcing layer.

Preferably, the first power core conductor is provided with three.

Preferably, the first power core conductor is an aluminum alloy core.

Preferably, the second power core conductor is a copper core.

Preferably, the wire diameter of the first power core conductor is not lower than the wire diameter of the second power core conductor.

Preferably, the insulating layer is formed by extruding polyfluorinated ethylene propylene.

Preferably, the fireproof layer is a mica tape or a glass fiber tape.

Preferably, the reinforcing ribs are aramid fiber reinforced filler cores.

Preferably, the reinforcing layer carbon steel wire is woven.

Preferably, the outer sheath is formed by extruding heavy chloroprene rubber.

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses a first power core conductor of cable adopts the aluminum alloy to make, and second power core conductor adopts copper metal to make, utilizes the low dead weight nature of aluminum alloy metal, better bending resistance, creep resistance and corrosion resisting property, reduces the cost such as installation, transportation of cable, has improved environmental protection and the energy-conservation nature of cable;

(2) the utility model discloses an insulating layer of cable is formed by adopting and gathering perfluor ethylene propylene to extrude, and the flame retardant coating is the mica tape, or is the glass fiber area, and the strengthening rib is the aramid fiber and strengthens the filler core, and the oversheath adopts heavy chloroprene rubber to extrude and form, and this design can prevent to produce obvious smog and harmful gas when fire-retardant, has improved the utility model discloses the feature of environmental protection; the reinforcing layer is woven by carbon steel wires, and the design prevents the reinforcing layer from being oxidized and rusted, so that the maintenance cost is reduced; the utility model discloses rational in infrastructure, the protecting effect is strong, environmental protection and energy saving, use cost is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structure view of the high environmental protection and energy saving fireproof cable of the embodiment of the present invention.

Description of reference numerals: the cable comprises a first power core conductor 1, a second power core conductor 2, an insulating layer 3, a fireproof layer 4, a semi-conducting layer 5, a reinforcing rib 6, a filling layer 7, a high-temperature resistant slip band 8, a reinforcing layer 9 and an outer sheath 10.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

Referring to fig. 1, the novel high-environmental-protection energy-saving fireproof cable according to the embodiment of the present invention includes three first power core conductors 1 and one second power core conductor 2, and the first power core conductors 1 and the second power core conductor 2 are sequentially extruded from inside to outside to be wrapped with an insulating layer 3, a fireproof layer 4 and a semi-conducting layer 5; the plurality of first power wire core conductors 1 and the plurality of second power wire core conductors 2 are arranged around a reinforcing rib 6 in a twisted manner, and filling layers 7 are extruded outside the first power wire core conductors 1, the second power wire core conductors 2 and the reinforcing rib 6; the utility model provides a high temperature resistant slippage area of 7 outer package one deck of packings 8, 8 outer package one deck enhancement layers 9 of winding of high temperature resistant slippage area, crowded package one deck oversheath 10 outside the enhancement layer 9, first power conductor core 1 is the aluminum alloy sinle silk, second power conductor core 2 is the copper sinle silk, first power conductor core 1's line footpath is not less than second power conductor core 2's line footpath, insulating layer 3 adopts and gathers perfluor ethylene propylene crowded package and form, flame retardant coating 4 is the mica tape, or is the glass fiber area, the core is strengthened for the aramid fiber to strengthening the strengthening rib 6, 9 carbon steel wires in the enhancement layer are worked out and are formed, oversheath 10 adopts heavy chloroprene rubber crowded package to form.

The embodiment of the utility model provides in the energy-conserving fireproof cable of the shown high environmental protection, first power conductor core 1 adopts the aluminum alloy to make, and second power conductor core 2 adopts copper metal to make and forms, in high-pressure power transmission and transformation in-process, can adopt three-phase four-wire system generally, the utility model discloses three first power conductor core 1 transmission three-phase alternating current of embodiment, and adopt aluminum alloy metal can be on the basis of suitably increasing the line footpath, reach the effect the same with copper metal conductivity, but aluminum alloy conductor can further reduce self dead weight, improve bending property, creep resistance performance and corrosion resisting property etc. can guarantee that the cable keeps continuous performance stable operation when transshipping for a long time and overheated, and because aluminum alloy is with cheap, can further reduce cost. When the three-phase four-wire system is adopted for operation, the current of the second power wire core conductor 2 is larger than any one of the first power wire core conductors 1, so that the copper metal is adopted as a conductor to reduce the electric energy loss, and the environmental protection and the energy saving are better.

And the embodiment of the utility model provides an in first power sinle silk conductor 1 and the outer crowded insulating layer 3 of wrapping of second power sinle silk conductor 2 have guaranteed the insulating nature of each other between the power sinle silk, and the fire prevention of cable has then been guaranteed to flame retardant coating 4, and semi-conducting layer 5 plays the effect of balanced electric field. After first power core conductor 1, second power core conductor 2 and strengthening rib 6 transposition each other, the filling layer 7 of setting can be in the same place its fixed connection, further improves the fastness of being connected between first power core conductor 1, second power core conductor 2 and the strengthening rib 6.

Finally, the high-temperature resistant slip band 8, the reinforcing layer 9 and the outer sheath 10 which are sequentially arranged outside the filling layer 7 can improve the high-temperature resistance and mechanical force resistance of the cable and prolong the service life of the cable.

This is the principle of operation of the embodiments of the present invention, and what is not described in detail in this specification is the prior art that is well known to those skilled in the art.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner of the patent within the scope of the appended claims, for example, as long as the protection scope described in the claims of the present invention is not exceeded.

Claims

1. A novel high-environment-friendly energy-saving fireproof cable is characterized by comprising a plurality of first power core conductors (1) and a plurality of second power core conductors (2), wherein the first power core conductors (1) and the second power core conductors (2) are sequentially extruded and coated with an insulating layer (3), a fireproof layer (4) and a semi-conducting layer (5) from inside to outside; the plurality of first power wire core conductors (1) and the second power wire core conductor (2) are arranged around a reinforcing rib (6) in a twisted mode, and a filling layer (7) is extruded outside the first power wire core conductor (1), the second power wire core conductor (2) and the reinforcing rib (6); the high-temperature-resistant sliding belt is characterized in that a high-temperature-resistant sliding belt (8) is wound outside the filling layer (7), a reinforcing layer (9) is wound outside the high-temperature-resistant sliding belt (8), and an outer sheath (10) is extruded outside the reinforcing layer (9).

2. A novel highly environmental-friendly and energy-saving fireproof cable according to claim 1, wherein there are three first power core conductors (1).

3. A novel high environmental protection energy saving fireproof cable according to claim 1 or 2, wherein the first power core conductor (1) is an aluminum alloy core.

4. A novel high environmental protection energy saving fireproof cable according to claim 3, wherein the second power core conductor (2) is a copper core.

5. A novel high environmental protection energy saving fireproof cable according to claim 4, wherein the wire diameter of the first power core conductor (1) is not lower than that of the second power core conductor (2).

6. The novel high-environmental-protection energy-saving fireproof cable according to claim 1, wherein the insulating layer (3) is formed by extruding fluorinated ethylene propylene.

7. A novel high environmental protection and energy saving fireproof cable according to claim 1, wherein the fireproof layer (4) is mica tape or glass fiber tape.

8. A novel high environmental protection energy saving fireproof cable according to claim 1, wherein the reinforcing rib (6) is aramid fiber reinforced filler core.

9. A novel highly environmental-friendly energy-saving fireproof cable according to claim 1, wherein the reinforcing layer (9) is woven from carbon steel wires.

10. The novel high-environmental-protection energy-saving fireproof cable according to claim 1, wherein the outer sheath (10) is formed by extruding heavy chloroprene rubber.