CN216980198U - High-performance fireproof automobile wire harness - Google Patents
High-performance fireproof automobile wire harness Download PDFInfo
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- CN216980198U CN216980198U CN202122999306.0U CN202122999306U CN216980198U CN 216980198 U CN216980198 U CN 216980198U CN 202122999306 U CN202122999306 U CN 202122999306U CN 216980198 U CN216980198 U CN 216980198U
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Abstract
The utility model discloses a high-performance fireproof automobile wire harness, which comprises: the wire harness comprises a wire harness core and an outer insulating sheath, wherein the wire harness core consists of a plurality of copper wires; the electromagnetic shielding layer is arranged outside the inner insulating sleeve, and fireproof particles are filled in a gap between the electromagnetic shielding layer and the inner insulating sleeve; a first aerogel flame retardant layer disposed outside the electromagnetic shielding layer; the glass fiber flame-retardant layer is arranged outside the first aerogel flame-retardant layer; the second aerogel flame-retardant layer is arranged outside the glass fiber flame-retardant layer; the flame-retardant stratum reticulare of honeycomb of setting outside at the flame-retardant layer of second aerogel, the surface coating of the flame-retardant stratum reticulare of honeycomb has fire-retardant coating. According to the utility model, the fireproof particles are filled in the gap between the electromagnetic shielding layer and the inner insulating sleeve, and the first aerogel flame-retardant layer, the glass fiber flame-retardant layer, the second aerogel flame-retardant layer and the honeycomb flame-retardant net layer are sequentially arranged from inside to outside, so that the fireproof performance and the impact resistance of the automobile wire harness are greatly improved.
Description
Technical Field
The utility model belongs to the technical field of wire harnesses, and particularly relates to a high-performance fireproof automobile wire harness.
Background
With the development of society and rapid progress of economy, more and more automobiles enter common consumer families. The automotive industry is relatively competitive and consumers have a higher demand for reliability of automobiles, and although modern automobiles are constantly improving in overall performance and configuration, their role in automobiles is also not negligible in small parts of automobiles. The automobile wire harness is an important electrical component in an automobile, when the automobile is in an accident, automobile body parts are deformed to easily extrude the wire harness, wires in the wire harness are mutually extruded to cause a short circuit, the phenomenon of fire can occur, the fire of the wire harness can endanger the safety of the whole automobile, and therefore, in order to improve the safety performance of the automobile, the fireproof automobile wire harness is necessary to be developed.
SUMMERY OF THE UTILITY MODEL
In view of this, the technical problem that this application will solve provides a high performance fire prevention car pencil, through filling fire prevention granule in the space between electromagnetic shield layer and the interior insulating cover to set gradually fire-retardant layer of first aerogel, fine fire-retardant layer of glass, the fire-retardant layer of second aerogel and the fire-retardant stratum reticulare of honeycomb from inside to outside, improved car pencil's fire behavior and shock resistance greatly.
In order to solve the technical problem, the application discloses high performance fire prevention car pencil, it includes: the wire harness comprises a wire harness core and an outer insulating sheath, wherein the wire harness core consists of a plurality of copper wires; the electromagnetic shielding layer is arranged outside the inner insulating sleeve, and fireproof particles are filled in a gap between the electromagnetic shielding layer and the inner insulating sleeve; a first aerogel flame retardant layer disposed outside the electromagnetic shielding layer; the glass fiber flame-retardant layer is arranged outside the first aerogel flame-retardant layer; the second aerogel flame-retardant layer is arranged outside the glass fiber flame-retardant layer; the flame-retardant stratum reticulare of honeycomb of setting outside at the flame-retardant layer of second aerogel, the surface coating of the flame-retardant stratum reticulare of honeycomb has fire-retardant coating.
According to an embodiment of the present invention, the thickness of the electromagnetic shielding layer is 0.6mm to 0.8 mm.
According to an embodiment of the present invention, the size of the fireproof particles is 1.5mm to 1.8 mm.
According to an embodiment of the utility model, the thickness of the honeycomb flame-retardant net layer is 1.8mm-2 mm.
According to an embodiment of the present invention, the thickness of the first aerogel flame retardant layer is the same as the thickness of the second aerogel flame retardant layer.
Compared with the prior art, the utility model can obtain the following technical effects:
fireproof particles are filled in the gap between the electromagnetic shielding layer and the inner insulating sleeve, and the first aerogel flame-retardant layer, the glass fiber flame-retardant layer, the second aerogel flame-retardant layer and the honeycomb flame-retardant net layer are sequentially arranged from inside to outside, so that the fireproof performance and the impact resistance of the automobile wire harness are greatly improved.
Of course, it is not necessary for any one product in which the utility model is practiced to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not limit the utility model. In the drawings:
fig. 1 is a schematic diagram of a high performance fire-resistant automotive wiring harness in accordance with an embodiment of the present invention.
Reference numerals
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a schematic diagram of a high-performance fireproof automotive wiring harness according to an embodiment of the present invention.
As shown, a high performance fire resistant automotive wire harness, comprising: a wire harness core 10 and an outer insulating sheath 90, each wire harness core 10 being composed of a plurality of copper wires, an inner insulating sheath 20 being provided on an outer surface of each wire harness core 10; the electromagnetic shielding layer 30 is arranged outside the inner insulating sleeve 20, and fireproof particles 40 are filled in a gap between the electromagnetic shielding layer 30 and the inner insulating sleeve 20; a first aerogel flame retardant layer 50 disposed outside the electromagnetic shield layer 30; a fiberglass flame retardant layer 60 disposed outside the first aerogel flame retardant layer 50; the second aerogel flame-retardant layer 70 is arranged outside the glass fiber flame-retardant layer 60; the fire-retardant stratum reticulare 80 of honeycomb of setting outside the fire-retardant layer 70 of second aerogel, the surface coating of the fire-retardant stratum reticulare 80 of honeycomb has fire-retardant coating.
In one embodiment of the present invention, the wire harness core 10 is composed of a plurality of copper wires, and an inner insulating sheath 20 is provided on an outer surface of each wire harness core 10.
The inner insulating sheath 20 is externally provided with an electromagnetic shielding layer 30, and preferably, the electromagnetic shielding layer 30 has a thickness of 0.6mm to 0.8mm for preventing electromagnetic interference. The gap between the electromagnetic shielding layer 30 and the inner insulating sheath 20 is filled with fireproof particles 40, preferably, the size of the fireproof particles is 1.5mm-1.8mm, for improving the fireproof performance of the wire harness.
Further, a first aerogel fire-retardant layer 50 is disposed outside the electromagnetic shielding layer 30. The first aerogel flame retardant layer 50 is externally provided with a glass fiber flame retardant layer 60. The fire-retardant layer of fine 60 outsides of glass is equipped with the fire-retardant layer 70 of second aerogel, and the thickness on the fire-retardant layer 50 of first aerogel is unanimous with the thickness on the fire-retardant layer 70 of second aerogel. The outside of the second aerogel flame-retardant layer 70 is provided with a honeycomb flame-retardant net layer 80, the surface of the honeycomb flame-retardant net layer 80 is coated with flame-retardant coating, and preferably, the thickness of the honeycomb flame-retardant net layer 80 is 1.8mm-2 mm. The exterior of the honeycomb flame retardant mesh layer 80 is provided with an outer insulating sheath 90.
Fill fire prevention granule 40 in the space between electromagnetic shield layer 30 and interior insulating cover 20 to set gradually first aerogel fire-retardant layer 50, fine fire-retardant layer 60 of glass, the fire-retardant layer 70 of second aerogel and the fire-retardant stratum reticulare 80 of honeycomb from inside to outside, improved automobile wiring harness's fire behavior and shock resistance greatly.
The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, and is not to be construed as excluding other embodiments, but rather is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.
Claims (5)
1. The utility model provides a high performance fire prevention car pencil, includes the pencil core and the outer insulating protective cover that constitute by many copper wires, every the outside of pencil core is provided with internal insulation cover, its characterized in that on the surface:
the electromagnetic shielding layer is arranged outside the inner insulating sleeve, and fireproof particles are filled in a gap between the electromagnetic shielding layer and the inner insulating sleeve;
a first aerogel flame retardant layer disposed outside the electromagnetic shielding layer;
the glass fiber flame-retardant layer is arranged outside the first aerogel flame-retardant layer;
the second aerogel flame-retardant layer is arranged outside the glass fiber flame-retardant layer;
the honeycomb flame-retardant net layer is arranged outside the second aerogel flame-retardant layer, and the surface of the honeycomb flame-retardant net layer is coated with flame-retardant coating.
2. The high performance fire-resistant automotive wiring harness of claim 1, wherein said electromagnetic shielding layer has a thickness of 0.6mm to 0.8 mm.
3. A high performance fire-resistant automotive wiring harness as claimed in claim 1, wherein said fire-resistant particles are in the range of 1.5mm to 1.8mm in size.
4. The high performance fire resistant automotive wiring harness of claim 1 wherein said honeycomb flame retardant web layer has a thickness of 1.8mm to 2 mm.
5. The high performance fire-resistant automotive wiring harness according to claim 1, wherein the first aerogel fire retardant layer has a thickness that is the same as the thickness of the second aerogel fire retardant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122999306.0U CN216980198U (en) | 2021-12-02 | 2021-12-02 | High-performance fireproof automobile wire harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122999306.0U CN216980198U (en) | 2021-12-02 | 2021-12-02 | High-performance fireproof automobile wire harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216980198U true CN216980198U (en) | 2022-07-15 |
Family
ID=82346604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122999306.0U Active CN216980198U (en) | 2021-12-02 | 2021-12-02 | High-performance fireproof automobile wire harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216980198U (en) |
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2021
- 2021-12-02 CN CN202122999306.0U patent/CN216980198U/en active Active
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