Novel lightweight high-efficiency automobile wire harness

Abstract

The utility model discloses a novel lightweight high-efficiency automobile wire harness, which comprises a main wire core, a first sheath arranged on the outer side of the main wire core, an arc-shaped limiting opening recessed inwards arranged on the outer side of the first sheath, and a first insulating layer arranged on the inner side of the first sheath. A second sheath is arranged on the outer side of the auxiliary wire core, and a second insulating layer is arranged on the inner side of the second sheath; the second sheath is provided with arc-shaped limiting blocks protruding outwards, the outer surfaces of the arc-shaped limiting openings and the arc-shaped limiting blocks are provided with adhesion layers, and the main wire core and the auxiliary wire core are connected in an adhesion mode through the arc-shaped limiting openings and the arc-shaped limiting openings. And the third sheath is clamped and connected to the outer sides of the multiple groups of auxiliary wire cores, a third insulating layer is arranged on the inner side of the third sheath, a flame-retardant layer is arranged on the outer side of the third insulating layer, a high-temperature-resistant layer is arranged on the outer side of the third sheath, and a waterproof layer is arranged on the outer side of the high-temperature-resistant layer. According to the utility model, the arc-shaped limiting openings, the arc-shaped limiting blocks and the adhesion layers are arranged, so that the main wire cores and the auxiliary wire cores are stably connected.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a novel light and efficient automobile wiring harness. Background Art

[0002] The automotive wiring harness is the main network of the automotive circuit. The wiring harness refers to the contact terminal made of copper material, which is crimped with wires and cables, and then plastic-pressed with an insulator or an additional metal shell, etc., to form a component connecting the circuit. The existing wiring harness is very crowded when arranged inside the car, and the wire core inside the wiring harness will be damaged and loose due to extrusion, and the wiring harness strength is low and the service life is short. Utility Model Content

[0003] The main purpose of the utility model is to provide a novel lightweight and efficient automobile wiring harness, which can stably connect the main wire core and the auxiliary wire core by arranging an arc-shaped limit opening, an arc-shaped limit block and an adhesive layer; and greatly enhance the overall strength of the wiring harness by arranging triple protection of a first sheath, a second sheath and a third sheath.

[0004] In order to solve the above technical problems, the utility model discloses a novel lightweight and efficient automotive wiring harness, comprising: a main core, a first sheath is provided on the outside of the main core, an inwardly recessed arc-shaped limit opening is provided on the outside of the first sheath, and a first insulating layer is provided on the inside of the first sheath; a secondary core, a second sheath is provided on the outside of the secondary core, and a second insulating layer is provided on the inside of the second sheath; the second sheath is provided with an outwardly protruding arc-shaped limit block, the arc-shaped limit opening and the outer surface of the arc-shaped limit block are provided with an adhesion layer, and the main core and the secondary core are adhesively connected to the arc-shaped limit opening; a third sheath is clamped and connected to the outside of multiple groups of secondary cores, a third insulating layer is provided on the inside of the third sheath, a flame-retardant layer is provided on the outside of the third insulation layer, a high-temperature resistant layer is provided on the outside of the third sheath, and a waterproof layer is provided on the outside of the high-temperature resistant layer.

[0005] According to an embodiment of the present invention, the number of the secondary cores is 4 groups.

[0006] According to an implementation manner of the utility model, the arc-shaped limiting openings correspond one to one with the arc-shaped limiting blocks.

[0007] According to an embodiment of the present invention, the first insulating layer, the second insulating layer and the third insulating layer have the same thickness.

[0008] Compared with the prior art, the present application can obtain the following technical effects:

[0009] 1) By setting the arc-shaped limit opening, arc-shaped limit block and bonding layer, the main line core and the auxiliary line core are firmly connected; by setting the first sheath, the second sheath and the third sheath triple protection, the overall strength of the wiring harness is greatly enhanced.

[0010] Of course, any product implementing the present utility model does not necessarily need to achieve all of the above technical effects at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0012] Figure 1 It is a cross-sectional view of a novel lightweight and efficient automotive wiring harness according to an embodiment of the present application.

[0013] Figure ID

[0014] Main core 10, first sheath 20, arc-shaped limit opening 21, first insulating layer 22, auxiliary core 30, second sheath 40, second insulating layer 41, arc-shaped limit block 42, adhesive layer 50, third sheath 60, third insulating layer 61, flame retardant layer 62, high temperature resistant layer 63, waterproof layer 64. DETAILED DESCRIPTION

[0015] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0016] Please refer to Figure 1 , Figure 1 It is a cross-sectional view of a novel lightweight and efficient automotive wiring harness according to an embodiment of the present application. As shown in the figure, a novel lightweight and efficient automotive wiring harness includes: a main core 10, a first sheath 20 is provided on the outside of the main core 10, an inwardly recessed arc-shaped limit opening 21 is provided on the outside of the first sheath 20, and a first insulating layer 22 is provided on the inside of the first sheath 20; a secondary core 30, a second sheath 40 is provided on the outside of the secondary core 30, and a second insulating layer 41 is provided on the inside of the second sheath 40; the second sheath 40 is provided with an outwardly protruding arc-shaped limit block 42, and the outer surfaces of the arc-shaped limit opening 21 and the arc-shaped limit block 42 are provided with an adhesive layer 50, and the main core 10 and the secondary core 30 are adhesively connected with the arc-shaped limit opening 21 and the arc-shaped limit opening 21; a third sheath 60 is clamped and connected to the outside of multiple groups of secondary cores 30, a third insulating layer 61 is provided on the inside of the third sheath 60, a flame retardant layer 62 is provided on the outside of the third insulating layer 61, a high temperature resistant layer 63 is provided on the outside of the third sheath 60, and a waterproof layer 64 is provided on the outside of the high temperature resistant layer 63.

[0017] In the embodiment of the utility model, a first sheath 20 is provided on the outside of the main core 10 to protect the main core 10, and a first insulating layer 22 is provided on the inside of the first sheath 20 to enhance the insulation capability. A second sheath 40 is provided on the outside of the secondary core 30, and a second insulating layer 41 is provided on the inside of the second sheath 40 to enhance the insulation capability of the secondary core 30.

[0018] Furthermore, an inwardly recessed arc-shaped limit opening 21 is provided on the outer side of the first sheath 20, and an outwardly protruding arc-shaped limit block 42 is provided on the second sheath 40. An adhesive layer 50 is provided on the outer surfaces of the arc-shaped limit opening 21 and the arc-shaped limit block 42. The arc-shaped limit opening 21 corresponds to the arc-shaped limit block 42 one by one. The main line core 10 and the secondary line core 30 are adhesively connected to each other through the arc-shaped limit opening 21. By setting the arc-shaped limit opening 21, the arc-shaped limit block 42 and the adhesive layer 50, the main line core 10 and the secondary line core 30 are firmly connected.

[0019] Furthermore, the number of the secondary cores 30 is 4 groups, and the third sheath 60 is connected to the outside of the 4 groups of secondary cores 30. The triple protection of the first sheath 20, the second sheath 40 and the third sheath 60 greatly enhances the overall strength of the wiring harness. The third insulating layer 61 is provided inside the third sheath 60, and the thickness of the first insulating layer 22, the second insulating layer 41 and the third insulating layer 61 are consistent. Then, a flame retardant layer 62 is provided outside the third insulating layer 61 to enhance its flame retardant performance, and a high temperature resistant layer 63 is provided outside the third sheath 60 to enhance the high temperature resistance of the outside of the wiring harness. Finally, a waterproof layer 64 is provided outside the high temperature resistant layer 63 to greatly improve the waterproof ability.

[0020] The above description shows and describes several preferred embodiments of the present application, but as before, it should be understood that the present application is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the present application through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art shall not deviate from the spirit and scope of the present application, and shall be within the scope of protection of the claims attached to the present application.

Claims

1. A new type of lightweight and efficient automotive wiring harness, characterized in that: include: A main line core, wherein a first sheath is disposed on the outside of the main line core, an arc-shaped limit opening recessed inward is disposed on the outside of the first sheath, and a first insulating layer is disposed on the inside of the first sheath; A secondary core, a second sheath is provided on the outside of the secondary core, and a second insulating layer is provided on the inside of the second sheath; the second sheath is provided with an arc-shaped limit block protruding outward, the arc-shaped limit opening and the outer surface of the arc-shaped limit block are provided with an adhesive layer, and the main core and the secondary core are adhesively connected to each other through the arc-shaped limit opening; A third sheath is provided on the outside of the plurality of groups of secondary cores, a third insulating layer is provided on the inside of the third sheath, a flame retardant layer is provided on the outside of the third insulating layer, a high temperature resistant layer is provided on the outside of the third sheath, and a waterproof layer is provided on the outside of the high temperature resistant layer.

2. The novel lightweight and efficient automotive wiring harness according to claim 1 is characterized in that: The number of the secondary cores is 4 groups.

3. The novel lightweight and efficient automotive wiring harness according to claim 1 is characterized in that: The arc-shaped limiting openings correspond one to one with the arc-shaped limiting blocks.

4. The novel lightweight and efficient automotive wiring harness according to claim 1 is characterized in that: The first insulating layer, the second insulating layer and the third insulating layer have the same thickness.

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