CN211980239U

CN211980239U - High-performance automobile wire harness

Info

Publication number: CN211980239U
Application number: CN202021092119.3U
Authority: CN
Inventors: 吉佳莉; 吴晓均; 金红霞; 吕燕
Original assignee: Nantong Great Electric Co ltd
Current assignee: Nantong Great Electric Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2020-11-20
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a high-performance automobile wire harness, which comprises a cable main body, wherein the cable main body comprises a plurality of cable cores; the cable core is sequentially sleeved with a flame-retardant layer, an adsorption layer, a mica tape and an outer sheath, wherein the adsorption layer contains oil; the cable core comprises a conductor, and an inner sheath, an insulating layer, a shielding layer and a high-temperature-resistant protective layer which are sequentially arranged outside the conductor. The utility model discloses a set up fire-retardant layer, oversheath, inner sheath, insulating layer, shielding layer, high temperature resistant protective layer and make the utility model discloses an automobile wire harness has higher high temperature resistance, and the fire prevention of automobile wire harness, mechanical strength also improve greatly simultaneously to strengthen automobile wire harness's mechanical strength. And, the utility model discloses a car wiring harness low cost, the preparation is simple and convenient, and factor of safety improves.

Description

High-performance automobile wire harness

Technical Field

The utility model relates to a pencil, in particular to high performance car pencil belongs to car pencil technical field.

Background

The automotive wiring harness is a component which is used as an automotive circuit main body and can play a role of carrying a driving actuator or transmitting an input command of a sensor in an automobile, and the wiring harness refers to a component which is formed by connecting a contact terminal punched by a copper material with an electric wire and cable in a compression joint mode, then externally molding and pressing an insulator or externally adding a metal shell, and forming a connecting circuit by the bundled wiring harness.

Along with the continuous improvement of the requirements of people on the aspects of economy, practicality, comfort, safety and the like, the types of electronic products on the automobile are also continuously increased, and the fault rate of the automobile wire harness is correspondingly increased.

In the use of automotive electronics pencil, the pencil often receives external force such as effect such as tensile, also can receive the influence of temperature often, and long-time loss makes the electron pencil more easy to break or break, causes the sinle silk among them to expose the electric leakage phenomenon, not only influences the use, also can constitute certain threat to the safety of human body and building.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned defects, the utility model aims to provide a simple structure, low cost, preparation are simple and convenient, effectively strengthen high temperature resistance's high performance car pencil.

In order to achieve the above object, the utility model discloses a following technical scheme realizes: the high-performance automobile wire harness comprises a cable main body, wherein the cable main body comprises a plurality of cable cores; the cable core is sequentially sleeved with a flame-retardant layer, an adsorption layer, a mica tape and an outer sheath, wherein the adsorption layer contains oil; the cable core comprises a conductor, and an inner sheath, an insulating layer, a shielding layer and a high-temperature-resistant protective layer which are sequentially arranged outside the conductor.

Further, the flame-retardant layer is a flame-retardant rubber layer, and the thickness of the flame-retardant layer is 0.2-0.4 mm.

Further, the outer sheath is a high-density polyethylene layer, and the thickness of the outer sheath is 0.3-0.6 mm.

Further, the inner sheath is a fluorinated ethylene propylene layer, and the thickness of the inner sheath is 0.2-0.4 mm.

Furthermore, the insulating layer is a glass fiber layer, and the thickness of the insulating layer is 0.2-0.3 mm.

Furthermore, the shielding layer is a metal mesh braid layer, and the thickness of the shielding layer is 0.1-0.2 mm.

Furthermore, the high-temperature resistant protective layer is made of high-melting-point materials, and the thickness of the high-temperature resistant protective layer is 0.2-0.3 mm.

The utility model has the advantages that: the utility model discloses a set up fire-retardant layer, oversheath, inner sheath, insulating layer, shielding layer, high temperature resistant protective layer and make the utility model discloses an automobile wire harness has higher high temperature resistance, and the fire prevention of automobile wire harness, mechanical strength also improve greatly simultaneously to strengthen automobile wire harness's mechanical strength. And, the utility model discloses a car wiring harness low cost, the preparation is simple and convenient, and factor of safety improves.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Wherein: 1. the cable comprises a cable core, 2, a flame-retardant layer, 3, an adsorption layer, 4, a mica tape, 5, an outer sheath, 11, a conductor, 12, an inner sheath, 13, an insulating layer, 14, a shielding layer, 15 and a high-temperature-resistant protective layer.

Detailed Description

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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.

As shown in fig. 1, the utility model provides a high performance car pencil, including the cable main part, the cable main part includes a plurality of cable cores 1. The cable core 1 is overlapped in proper order and is equipped with flame retardant coating 2, adsorbed layer 3, mica tape 4 and oversheath 5, and adsorbed layer 3 contains fluid. The cable core 1 comprises a conductor 11, an inner sheath 12, an insulating layer 13, a shielding layer 14 and a high-temperature-resistant protective layer 15 which are sequentially arranged outside the conductor 11. The high-performance automobile wire harness is simple in structure, low in cost, simple and convenient to manufacture, capable of effectively enhancing the high-temperature resistance of the automobile wire harness, and high in safety factor.

Preferably, the flame retardant layer 2 is a flame retardant rubber layer, and the thickness of the flame retardant layer 2 is 0.2-0.4 mm. The fire-retardant layer 2 that sets up can improve car wiring harness's fire behavior.

Preferably, the outer sheath 5 is a high density polyethylene layer, and the thickness of the outer sheath 5 is 0.3 to 0.6 mm.

Preferably, the inner sheath 12 is a layer of polyfluorinated ethylene propylene, and the thickness of the inner sheath 12 is 0.2-0.4 mm.

The outer sheath 5 and the inner sheath 12 that set up all can protect the car pencil, prevent that the car pencil is inside to receive mechanical damage and chemical corrosion, strengthen the mechanical strength of car pencil, and high temperature resistant.

Preferably, the insulating layer 13 is a glass fiber layer, and the thickness of the insulating layer 13 is 0.2 to 0.3 mm. The glass fiber layer of the insulating layer 13 is wrapped outside the inner sheath 12 in a wrapping mode, and the glass fiber layer has good insulating, fireproof and heat-insulating properties, so that the fireproof and high-temperature-resistant performance of the automobile wire harness is enhanced.

Preferably, the shielding layer 14 is a metal mesh braid, and the thickness of the shielding layer 14 is 0.1-0.2 mm.

The main function of the shielding layer 14 is electromagnetic interference resistance shielding and the shielding function of eliminating the surface potential of the automobile wire harness, the shielding layer 14 can also play a role in binding the electronic wire harness and eliminating the induction electricity of the automobile wire harness, and meanwhile, the mechanical protection function of the automobile wire harness is enhanced.

Preferably, the high temperature resistant protective layer 15 is made of a high melting point material, and the thickness of the high temperature resistant protective layer 15 is 0.2-0.3 mm. When the protective layer is in a high-temperature environment, the external temperature cannot reach the melting point of the protective layer, and the protective layer is not affected.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. High performance car pencil, its characterized in that: the cable comprises a cable main body, wherein the cable main body comprises a plurality of cable cores; the cable core is sequentially sleeved with a flame-retardant layer, an adsorption layer, a mica tape and an outer sheath, wherein the adsorption layer contains oil; the cable core comprises a conductor, and an inner sheath, an insulating layer, a shielding layer and a high-temperature-resistant protective layer which are sequentially arranged outside the conductor.

2. The high performance automotive wire harness of claim 1, wherein: the flame-retardant layer is a flame-retardant rubber layer, and the thickness of the flame-retardant layer is 0.2-0.4 mm.

3. The high performance automotive wire harness of claim 1, wherein: the outer sheath is a high-density polyethylene layer, and the thickness of the outer sheath is 0.3-0.6 mm.

4. The high performance automotive wire harness of claim 1, wherein: the inner sheath is a fluorinated ethylene propylene layer, and the thickness of the inner sheath is 0.2-0.4 mm.

5. The high performance automotive wire harness of claim 1, wherein: the insulating layer is a glass fiber layer, and the thickness of the insulating layer is 0.2-0.3 mm.

6. The high performance automotive wire harness of claim 1, wherein: the shielding layer is a metal mesh braid layer, and the thickness of the shielding layer is 0.1-0.2 mm.

7. The high performance automotive wire harness of claim 1, wherein: the high-temperature resistant protective layer is made of high-melting-point materials, and the thickness of the high-temperature resistant protective layer is 0.2-0.3 mm.