阅读说明：本技术 一种输油管道用电伴热带 (Electric tracing band for oil pipeline ) 是由 李贻连 于 2021-07-30 设计创作，主要内容包括：本发明涉及电伴热带技术领域,尤其涉及一种输油管道用电伴热带,包括加热件,所述加热件内部对称设置有铜导线,加热件的外侧设置有绝缘层,所述绝缘层的外侧紧密贴附有屏蔽层,所述屏蔽层的外侧设置有护套,所述护套包括纤维织物层和抗油纳米层,所述护套的最外层设置为抗油纳米层,所述纤维织物层位于抗油纳米层与屏蔽层之间。本发明中,通过在铜导线的外侧涂覆石墨烯材质的导热涂层,进而可以提高铜导线的导热均匀性,提高导热效率,同时通过在护套的纤维织物层外涂覆抗油纳米层,电伴热带在实际使用时,当遇到输油管破裂时,此电伴热带还可以具备抗油的功能,减少了油污对电伴热带造成损坏,从而大大提高了点伴热带的使用寿命。(The invention relates to the technical field of electric tracing bands, in particular to an electric tracing band for an oil pipeline, which comprises a heating element, wherein copper wires are symmetrically arranged in the heating element, an insulating layer is arranged on the outer side of the heating element, a shielding layer is closely attached to the outer side of the insulating layer, a sheath is arranged on the outer side of the shielding layer, the sheath comprises a fiber fabric layer and an oil-resistant nano layer, the outermost layer of the sheath is arranged to be the oil-resistant nano layer, and the fiber fabric layer is positioned between the oil-resistant nano layer and the shielding layer. According to the invention, the graphene heat conduction coating is coated on the outer side of the copper conductor, so that the heat conduction uniformity of the copper conductor can be improved, the heat conduction efficiency is improved, meanwhile, the oil-resistant nano layer is coated outside the fiber fabric layer of the sheath, when the electric tracing band is in actual use and an oil conveying pipe is broken, the electric tracing band can also have the oil-resistant function, the damage of oil stains to the electric tracing band is reduced, and the service life of the point tracing band is greatly prolonged.)

1. The utility model provides an electric tracing band for oil pipeline, includes heating member (1), its characterized in that, heating member (1) inside symmetry is provided with copper conductor (2), and the outside of heating member (1) is provided with insulating layer (4), the outside of insulating layer (4) is closely attached with shielding layer (5), the outside of shielding layer (5) is provided with sheath (6), sheath (6) are including fabric layer (601) and anti-oil nanolayer (602), the outmost setting of sheath (6) is anti-oil nanolayer (602), fabric layer (601) are located between anti-oil nanolayer (602) and shielding layer (5).

2. The electric tracing band for oil pipelines according to claim 1, wherein the outer side of the copper conductor (2) is uniformly coated with a heat conductive coating (3), the heat conductive coating (3) is a graphene coating, and the thickness of the heat conductive coating (3) is 1 μm-20 μm.

3. The electric tracing band for oil pipelines according to claim 1, wherein the shielding layer (5) is made of glass fiber, and the shielding layer (5) is made of a plurality of groups of glass fiber monomers with millimeter-sized diameters by high-temperature stranding.

4. An electric tracing band for oil pipelines according to claim 1, characterized in that the material of said copper conductor (2) is tin-plated copper wire.

5. An electric tracing band for oil pipelines according to claim 1, characterized in that said fiber fabric layer (601) is made by twisting several groups of fiber threads with a diameter of millimeter.

Technical Field

The invention relates to the technical field of electric tracing bands, in particular to an electric tracing band for an oil pipeline.

Background

The electric tracing band can automatically adjust the output power along with the temperature change of a heated system, automatically limit the heating temperature, can be arbitrarily shortened or lengthened in a certain range for use, and allows for multiple cross overlapping arrangement;

oil materials in an oil conveying pipe are easy to freeze in a low-temperature environment, so that normal work in subsequent oil conveying operation is influenced, in order to melt oil, an electric tracing band needs to be arranged outside the oil conveying pipe to control the temperature, the conventional electric tracing band is single in structure and function, uneven in heat conduction and low in heat conduction efficiency, does not have an oil resistance function, and further is easy to damage due to oil stains in use.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an electric tracing band for an oil pipeline.

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

the utility model provides an electric tracing area for oil pipeline, includes the heating member, the inside symmetry of heating member is provided with the copper conductor, and the outside of heating member is provided with the insulating layer, the outside of insulating layer closely attaches to have the shielding layer, the outside of shielding layer is provided with the sheath, the sheath includes fibre fabric layer and anti oil nano-layer, the outmost setting of sheath is anti oil nano-layer, the fibre fabric layer is located between anti oil nano-layer and the shielding layer.

Preferably, the outer side of the copper wire is uniformly coated with a heat conduction coating, the heat conduction coating is a graphene coating, and the thickness of the heat conduction coating is 1-20 μm.

Preferably, the shielding layer is made of glass fiber, and the shielding layer is made of a plurality of groups of glass fiber monomers with millimeter-sized diameters through high-temperature stranding.

Preferably, the copper wire is made of a tinned copper wire.

Preferably, the fiber fabric layer is made of several groups of fiber threads with the diameter of millimeter level through twisting.

The invention has the beneficial effects that:

according to the invention, the graphene heat conduction coating is coated on the outer side of the copper conductor, so that the heat conduction uniformity of the copper conductor can be improved, the heat conduction efficiency is improved, meanwhile, the oil-resistant nano layer is coated outside the fiber fabric layer of the sheath, when the electric tracing band is in actual use and an oil conveying pipe is broken, the electric tracing band can also have the oil-resistant function, the damage of oil stains to the electric tracing band is reduced, and the service life of the point tracing band is greatly prolonged.

Drawings

FIG. 1 is a schematic structural view of an electric tracing band for an oil pipeline according to the present invention;

FIG. 2 is an enlarged view of A in an electric tracing band diagram 1 for an oil pipeline according to the present invention.

In the figure: 1 heating element, 2 copper wire, 3 heat conduction coating, 4 insulating layers, 5 shielding layers, 6 sheaths, 601 fiber fabric layers and 602 anti-oil nano-layer.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature, and in the description of the invention, "plurality" means two or more unless explicitly specifically defined otherwise.

Referring to fig. 1-2, an electric tracing band for an oil pipeline comprises a heating element 1, copper wires 2 are symmetrically arranged inside the heating element 1, the copper wires 2 are made of tinned copper wires, and the tinned copper wires 2 are arranged, so that the electric tracing band is soft in material and good in conductivity, has corrosion resistance and oxidation resistance, and further greatly prolongs the service life of the copper wires 2;

the heat conduction coating 3 is uniformly coated on the outer side of the copper wire 2, the heat conduction coating 3 is a graphene coating, the thickness of the heat conduction coating 3 is 1-20 microns, and the heat conduction coating 3 made of graphene is coated on the outer side of the copper wire 2, so that the heat conduction uniformity of the copper wire 2 can be improved, and the heat conduction efficiency of the copper wire 2 is improved;

the insulating layer 4 is arranged on the outer side of the heating element 1, the shielding layer 5 is closely attached to the outer side of the insulating layer 4, the shielding layer 5 is made of glass fibers, the shielding layer 5 is made of a plurality of groups of glass fiber monomers with millimeter-sized diameters through high-temperature twisting, the shielding layer 5 made of glass fibers has good insulating performance, and the manufacturing cost is low, so that the production is easy;

a sheath 6 is arranged on the outer side of the shielding layer 5, the sheath 6 comprises a fiber fabric layer 601 and an oil-resistant nano layer 602, the fiber fabric layer 601 is made of a plurality of groups of fiber wires with millimeter-sized diameters through twisting, the outermost layer of the sheath 6 is the oil-resistant nano layer 602, and the fiber fabric layer 601 is positioned between the oil-resistant nano layer 602 and the shielding layer 5;

by coating the oil-resistant nano layer 602 outside the fiber fabric layer 601 of the sheath 6, the electric tracing band can also have an oil-resistant function when an oil delivery pipe is broken in actual use, so that the damage of oil stains to the electric tracing band is reduced, and the service life of the point tracing band is greatly prolonged.

In the embodiment, the copper wire 2 made of the tinned copper wire is arranged in the heating element 1, and the tinned copper wire 2 is soft in material and good in conductivity, has corrosion resistance and oxidation resistance, and further greatly prolongs the service life of the copper wire 2;

the graphene heat-conducting coating 3 with the thickness of 1-20 microns is uniformly coated on the outer side of the copper wire 2, and the graphene heat-conducting coating 3 is coated on the outer side of the copper wire 2, so that the heat-conducting uniformity of the copper wire 2 can be improved, and the heat-conducting efficiency of the copper wire 2 is improved;

the insulating layer 4 is arranged on the outer side of the heating element 1, the shielding layer 5 made of glass fiber is closely attached to the outer side of the insulating layer 4, the shielding layer 5 made of glass fiber has good insulating property, the manufacturing cost is low, and the production is easy;

further, a sheath 6 is arranged on the outer side of the shielding layer 5, the sheath 6 comprises a fiber fabric layer 601 and an oil-resistant nano layer 602, the oil-resistant nano layer 602 is arranged on the outermost layer of the sheath 6, and the fiber fabric layer 601 is positioned between the oil-resistant nano layer 602 and the shielding layer 5;

furthermore, the oil-resistant nano layer 602 is coated outside the fiber fabric layer 601 of the sheath 6, so that the electric tracing band can have an oil-resistant function when an oil delivery pipe is broken in actual use, damage of oil stains to the electric tracing band is reduced, and the service life of the point tracing band is greatly prolonged;

according to the invention, the graphene heat-conducting coating 3 is coated on the outer side of the copper conductor 2, so that the heat-conducting uniformity of the copper conductor 2 can be improved, the heat-conducting efficiency is improved, meanwhile, the oil-resistant nano layer 602 is coated on the outer side of the fiber fabric layer 601 of the sheath 6, when the electric tracing band is in actual use and an oil pipeline is broken, the electric tracing band can also have the oil-resistant function, the damage of oil stains to the electric tracing band is reduced, and the service life of the point tracing band is greatly prolonged.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.