CN212907151U

CN212907151U - High-temperature-resistant wire cable

Info

Publication number: CN212907151U
Application number: CN202021988020.1U
Authority: CN
Inventors: 郑芬
Original assignee: Shenzhen Taiping Shengshi Technology Development Co ltd
Current assignee: Shenzhen Taiping Shengshi Technology Development Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2021-04-06
Anticipated expiration: 2030-09-12

Abstract

The utility model discloses a high temperature resistant wire and cable, including the wire, its characterized in that, the outer parcel of wire has compound metallic shield, and compound metallic shield wraps up outward and has the heat conduction coil, and the outer parcel of heat conduction coil has high temperature resistant layer, runs through in the high temperature resistant layer and is provided with the earth connection, and the outer parcel of high temperature resistant layer has the insulating layer, and the outer parcel of insulating layer has the red silica gel layer of iron oxide, and the insulating layer includes polypropylene layer and special fluorine dragon layer, and the red silica gel layer outer wall of iron oxide has the matt coating along wire length direction coating. The utility model discloses the special fluorine dragon layer has the characteristics of good acid-base resistance and anti various organic solvents, and heat conduction coil has good heat conduction effect, high temperature resistant layer and red silica gel layer of iron oxide then have good water-tightness ability and high temperature resistance, the matte coating has good light pollution prevention characteristic, wire surface reflection sunlight is less, also can play the passivation effect simultaneously, prevent acid rain to a certain extent, the corruption of alkaline air, the surface hardness improves, be convenient for lay the construction.

Description

High-temperature-resistant wire cable

Technical Field

The utility model relates to a wire and cable field particularly, relates to a high temperature resistant wire and cable.

Background

With the continuous improvement of living standard of people, the decoration requirements of environments such as workplaces, markets and residences of people are correspondingly improved, and more electric equipment are used without lacking of large-power electric equipment. And inflammable substances such as wood are often used as a finishing material. When the current passing through the electric wire is increased due to the increase of the number of electric devices, the amount of heat generated by the electric wire is increased, and if the heat is not dissipated well, a fire is easily caused. In this case, it is necessary to thicken the conductor of the electric wire and to modify the sheath layer outside the conductor. In addition, in case of fire accident in the environment where the electric wire is located, if the flame retardancy of the electric wire is excellent, the electric wire can be effectively prevented from being damaged by the fire accident, and greater loss is avoided.

Therefore, a high temperature resistant wire with good heat dissipation performance is needed.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant wire and cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant wire and cable, includes the wire, the outer parcel of wire has compound metallic shield, compound metallic shield wraps up there is the heat conduction coil, the outer parcel of heat conduction coil has high temperature resistant layer, it is provided with the earth connection to run through in the high temperature resistant layer, the outer parcel of high temperature resistant layer has the insulating layer, the outer parcel of insulating layer has iron oxide red silica gel layer.

Furthermore, the insulating layer comprises a polypropylene layer and a Teflon layer from inside to outside.

Furthermore, the conducting wire is formed by mutually winding a plurality of copper cores.

Further, the copper core is a nickel-plated copper core.

Furthermore, the thickness of the insulating layer is 0.3-0.5 mm.

Further, the outer wall of the iron oxide red silica gel layer is coated with a matt coating along the length direction of the lead.

Further, the heat conducting coil is spirally wound on the periphery of the composite metal shielding layer.

Furthermore, the diameter of the steel wire adopted by the composite metal shielding layer is 0.1mm, and the shielding density is not less than 97%.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a high temperature resistant wire and cable, the insulating layer comprises a polypropylene layer and a Teflon layer coated outside the polypropylene layer, and an iron oxide red silica gel layer is coated outside the Teflon layer; the Teflon layer has the characteristics of excellent acid and alkali resistance and various organic solvents resistance, the heat conducting coil has a good heat conducting effect, in addition, the high temperature resistant layer and the iron oxide red silica gel layer have good water sealing performance and high temperature resistance, the outer wall of the iron oxide red silica gel layer is coated with the matte coating along the length direction of the wire, the matte coating on the surface of the matte coating has good light pollution resistance, the surface of the wire reflects less sunlight, the passivation effect can be achieved, the corrosion of acid rain and alkaline air is prevented to a certain extent, the surface hardness is improved, and the construction and the laying are convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 perspective view of a high temperature resistant electric wire according to an embodiment of the present invention;

fig. 2 is a schematic sectional view of a high temperature resistant electric wire according to an embodiment of the present invention.

Reference numerals:

1. a wire; 2. a composite metal shielding layer; 3. a heat conductive coil; 4. a high temperature resistant layer; 5. a ground line; 6. an insulating layer; 7. a polypropylene layer; 8. a Teflon layer; 9. and an iron oxide red silica gel layer.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, according to the embodiment of the present invention, a high temperature resistant electric wire and cable includes a wire 1, a composite metal shielding layer 2 is wrapped around the wire 1, a heat conducting coil 3 is wrapped around the composite metal shielding layer 2, a high temperature resistant layer 4 is wrapped around the heat conducting coil 3, a grounding wire 5 is arranged in the high temperature resistant layer 4, an insulating layer 6 is wrapped around the high temperature resistant layer 4, and an iron oxide red silica gel layer 9 is wrapped around the insulating layer 6.

Through the above technical scheme of the utility model, insulating layer 6 is by interior polypropylene layer 7 and teflon layer 8 of including to the outside.

Through the above technical scheme of the utility model, wire 1 is formed by a plurality of copper cores each other convolutes.

Through the above technical scheme of the utility model, the copper core is nickel plating copper core.

Through the above technical scheme of the utility model, the thickness of insulating layer 6 is 0.3 ~ 0.5 millimeter.

Through the above technical scheme of the utility model, the coating of iron oxide red silica gel layer 9 outer wall has matt coating 10 along 1 length direction of wire.

Through the above technical scheme of the utility model, heat conduction coil 3 is the heliciform winding in 2 peripheries of compound metallic shield.

Through the above technical scheme of the utility model, compound metallic shield layer 2 adopts the steel wire diameter to be 0.1mm, and shielding density is not less than 97%.

In specific application, the insulating layer 6 comprises a polypropylene layer 7 and a teflon layer 8 coated outside the polypropylene layer 7, and an iron oxide red silica gel layer 9 is coated outside the teflon layer 8. Teflon layer 8 has the characteristics of excellent acid and alkali resistance and various organic solvent resistance, heat conduction coil 3 has good heat conduction effect, high temperature resistant layer 4 and iron oxide red silica gel layer 9 have good water sealing performance and high temperature resistance in addition, the outer wall of iron oxide red silica gel layer 9 is coated with matte coating 10 along the length direction of wire 1, matte coating 10 has good light pollution resistance, the surface of wire 1 reflects less sunlight, and meanwhile, the passivation effect can also be achieved, and acid rain and the corrosion of alkaline air are prevented to a certain extent, the surface hardness is improved, and the construction and the laying are convenient.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high temperature resistant wire and cable, includes wire (1), its characterized in that, the outer parcel of wire (1) has compound metallic shield layer (2), compound metallic shield layer (2) outer parcel has heat conduction coil (3), the outer parcel of heat conduction coil (3) has high temperature resistant layer (4), it is provided with earth connection (5) to run through in high temperature resistant layer (4), the outer parcel of high temperature resistant layer (4) has insulating layer (6), the outer parcel of insulating layer (6) has iron oxide red silica gel layer (9).

2. A high temperature resistant wire and cable according to claim 1, wherein said insulating layer (6) comprises a polypropylene layer (7) and a teflon layer (8) from inside to outside.

3. A high temperature resistant electric wire cable according to claim 1, characterized in that the conductor (1) is formed by mutually winding several copper cores.

4. A high temperature resistant wire and cable according to claim 3 wherein said copper core is a nickel plated copper core.

5. The high-temperature-resistant electric wire and cable as claimed in claim 1, wherein the thickness of the insulating layer (6) is 0.3-0.5 mm.

6. A high temperature resistant electric wire cable according to claim 1, wherein the outer wall of the iron oxide red silica gel layer (9) is coated with a matt coating (10) along the length direction of the conductor (1).

7. A high-temperature resistant electric wire cable according to claim 1, wherein the heat conductive coil (3) is spirally wound around the outer circumference of the composite metal shielding layer (2).

8. The high-temperature-resistant electric wire and cable as claimed in claim 1, wherein the composite metal shielding layer (2) has a steel wire diameter of 0.1mm and a shielding density of not less than 97%.