CN213400638U

CN213400638U - Safe and stable's car wiring harness lead wire

Info

Publication number: CN213400638U
Application number: CN202022569873.8U
Authority: CN
Inventors: 雷碧涛
Original assignee: Wuhan Leifeng Auto Parts Co ltd
Current assignee: Wuhan Leifeng Auto Parts Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-08
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to a car wiring harness lead wire of safety and stability, including the cable sandwich layer, the cover is equipped with the buffer layer on the surface of cable sandwich layer, the parcel has the tensile layer on the surface of buffer layer, the parcel has the flame retardant coating on the surface of tensile layer, the parcel has the waterproof layer on the surface of flame retardant coating, the surface coating of waterproof layer is equipped with the insulating layer, the surface parcel of insulating layer has the shielding layer, the helicla flute has been seted up on the surface of shielding layer, adopt this kind of lead wire, reach safety and stability and durable purpose.

Description

Safe and stable's car wiring harness lead wire

Technical Field

The utility model relates to a car wiring harness field, concretely relates to safety and stability's car wiring harness lead wire.

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. The automobile wire harness is a network main body of an automobile circuit, and refers to a component which is formed by pressing a contact terminal punched by a copper material and an electric wire harness, then molding and pressing an insulator outside the contact terminal or adding a metal shell outside the contact terminal, and bundling the wire harness to form a connecting circuit. The automobile is provided with a plurality of automobile wire harnesses in a carriage, wherein the automobile wire harnesses are equivalent to a neural network of the automobile and are used for transmitting various instruction information and telecommunication signals, so that the whole automobile is in a better control and running state.

At present, automobile power wire harnesses are poor in flame retardance and fire resistance, easy to break, interfered in signal, poor in waterproof performance and the like, and therefore the existing problems need to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a safety and stability's car wiring harness lead wire reaches safety and stability and durable purpose.

In order to realize the above-mentioned purpose, the utility model relates to a safety and stability's car wiring harness lead wire, including the cable sandwich layer, the cover is equipped with the buffer layer on the surface of cable sandwich layer, the parcel has the tensile layer on the surface of buffer layer, the parcel has the flame retardant coating on the surface of tensile layer, the parcel has the waterproof layer on the surface of flame retardant coating, the surface of waterproof layer is scribbled and is equipped with the insulating layer, the surface parcel of insulating layer has the shielding layer, the helicla flute has been seted up on the surface of shielding layer.

Further, the buffer layer adopts the silica gel material to make.

Furthermore, the tensile layer is formed by a plurality of steel wires which are connected in a cross mode to form a net-shaped structure.

Further, the fire-resistant layer is a polyester wrapping tape.

Further, the waterproof layer is asphalt felt.

Further, the insulating layer is an aluminum oxide insulating coating.

Further, the shielding layer is an aluminum foil.

Compared with the prior art, the utility model, its beneficial effect is:

the buffer layer is arranged to protect the cable core layer, the cable core layer is prevented from being damaged due to extrusion of external force, the tensile layer is arranged to play a role in tensile resistance, the cable core layer is prevented from being broken due to external force, the flame-retardant layer is arranged to play a role in preventing the cable core layer from catching fire, the waterproof layer is arranged to play a role in waterproof, rainwater is prevented from entering the cable core layer in rainy days, and therefore the use of the cable core layer is influenced;

in conclusion, the safe and stable automobile wire harness lead can achieve the purposes of safety, stability and durability.

Drawings

FIG. 1 is a schematic view of a safety and stability automotive harness lead of the present invention;

fig. 2 is the utility model discloses a safety and stability's car wiring harness lead wire's schematic diagram of tensile layer.

In the figure: 1. a cable core layer; 2. a buffer layer; 3. a tensile layer; 31. a steel wire; 4. a refractory layer; 5. a waterproof layer; 6. an insulating layer; 7. a shielding layer; 71. a helical groove.

Detailed Description

In order to explain the technical content, structural features, achieved objects and functions of the present invention in detail, the following embodiments are described in detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the invention.

Referring to fig. 1 and fig. 2, the present invention provides an embodiment:

the utility model provides a to realize above-mentioned purpose, the utility model provides a safe and stable car wiring harness lead wire, including cable core layer 1, the cover is equipped with buffer layer 2 on the surface of cable core layer 1, it has tensile layer 3 to wrap up on the surface of buffer layer 2, it has flame retardant coating 4 to wrap up on the surface of tensile layer 3, it has waterproof layer 5 to wrap up on the surface of flame retardant coating 4, the surface of waterproof layer 5 is scribbled and is equipped with insulating layer 6, the surface of insulating layer 6 wraps up shielding layer 7, the helicla flute 71 has been seted up on the surface of shielding layer 7;

the buffer layer 2 is arranged to protect the cable core layer 1, the cable core layer 1 is prevented from being damaged by external force extrusion, the tensile layer 3 is arranged to play a role in tensile resistance, the situation that the cable core layer 1 is broken by external force is prevented from occurring, the fire-resistant layer 4 is arranged to play a role in preventing the cable core layer 4 from catching fire, the waterproof layer 5 is arranged to play a role in waterproof, rainwater is prevented from entering the cable core layer 1 in rainy days, so that the use of the cable core layer 1 is influenced, the insulating layer 6 is arranged to play a role in preventing the cable core layer 1 from generating electric leakage, the shielding layer 7 is arranged to play a role in shielding external signals, the spiral groove 71 is arranged to weaken external signals, and the external signals are reflected layer by layer in the spiral groove 71 to;

Further, the buffer layer 2 is made of a silica gel material;

the silica gel has low price and good elastic effect, so the buffering effect is good.

Furthermore, the tensile layer 3 is formed by cross-connecting a plurality of steel wires 31 to form a net structure;

the crossed steel wires 31 with the net structure enable the steel wires 31 not to be easily broken, namely the cable core layer 1 not to be easily broken.

Further, the fire-resistant layer 4 is a polyester wrapping tape.

Further, the waterproof layer 5 is asphalt felt.

Further, the insulating layer 6 is an alumina insulating coating.

Further, the shielding layer 7 is an aluminum foil.

The aluminum foil surface is smooth and has good reflection effect, thereby achieving the shielding function.

Claims

1. The utility model provides a safety and stability's car wiring harness lead wire which characterized in that: including cable core layer (1), the cover is equipped with buffer layer (2) on the surface of cable core layer (1), the parcel has tensile layer (3) on the surface of buffer layer (2), the parcel has flame retardant coating (4) on the surface of tensile layer (3), the parcel has waterproof layer (5) on the surface of flame retardant coating (4), insulating layer (6) are scribbled to the surface of waterproof layer (5), the surface parcel of insulating layer (6) has shielding layer (7), spiral groove (71) have been seted up on the surface of shielding layer (7).

2. The safe and stable automobile wire harness lead according to claim 1, characterized in that: the buffer layer (2) is made of a silica gel material.

3. The safe and stable automobile wire harness lead according to claim 1, characterized in that: the tensile layer (3) is formed into a net structure by cross-connecting a plurality of steel wires (31).

4. The safe and stable automobile wire harness lead according to claim 1, characterized in that: the fire-resistant layer (4) is a polyester wrapping tape.

5. The safe and stable automobile wire harness lead according to claim 1, characterized in that: the waterproof layer (5) is asphalt felt.

6. The safe and stable automobile wire harness lead according to claim 1, characterized in that: the insulating layer (6) is an alumina insulating coating.

7. The safe and stable automobile wire harness lead according to claim 1, characterized in that: the shielding layer (7) is an aluminum foil.