Automobile tensile shielding wire

Abstract

The utility model discloses an automobile tensile shielding electric wire, relates to the technical field of electric wires, and solves the problems that an existing automobile electric wire is relatively weak in tensile capacity and relatively poor in wear resistance, the interior of the electric wire is easy to bend and the performance of the electric wire is damaged in a long-time use process, and the electric wire is not easy to deform in an automobile running process. Internal electronic equipment is easy to interfere with instruments and instruments of the automobile, so that safety accidents are easy to occur. Comprising a wire body, and the wire body comprises a conductor base layer, an insulation tensile layer wrapping the conductor base layer and a shielding layer arranged outside the insulation tensile layer. The cable also comprises a protection structure, and the protection structure comprises a protection layer wrapping the shielding layer, and a heat insulation sleeve wrapping the protection layer. According to the utility model, the temperature of the wire body can be effectively reduced while stable supporting is realized, the overall structural strength is improved and the wire body is not easy to bend and break, thereby preventing the high temperature from affecting the safe use of the wire body.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric wires, and in particular relates to an automobile tensile-resistant shielding electric wire. Background Art

[0002] Cars are commonly found in our lives. As people's safety awareness increases, the performance requirements for automotive wires are also gradually increased. When used in cars, due to high ambient temperatures or in low ambient temperatures, wires are prone to ignition or breakage due to low temperatures, affecting the normal use of the vehicle. During car installation or maintenance, some wires often need to be bent.

[0003] At present, with respect to the shielded wires in the prior art, the inventors have found that the existing automotive wires have weak tensile strength and poor wear resistance. During long-term use, the wires are prone to bending, which damages the performance of the wires. In addition, during driving, the internal electronic equipment is prone to interfere with the vehicle's instruments and equipment, leading to safety accidents.

[0004] Therefore, based on the above problems, we designed an automotive tensile shielded wire. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes an automotive tensile shielded wire, which solves the technical problems that the existing automotive wires have weak tensile strength and poor wear resistance, are prone to bending inside the wires during long-term use, destroying the performance of the wires, and are prone to interference with the vehicle's instruments and equipment during driving, resulting in safety accidents.

[0006] To achieve the above-mentioned object, according to an embodiment of the first aspect of the utility model, an automotive tensile shielded wire is provided, comprising a wire body, wherein the wire body comprises a conductor base, an insulating tensile layer wrapped outside the conductor base, and a shielding layer arranged outside the insulating tensile layer;

[0007] Also includes:

[0008] A protective structure, the protective structure comprising a protective layer wrapped around the shielding layer, a heat-insulating sleeve wrapped around the protective layer, a heat-conducting silicone sleeve arranged between the protective layer and the shielding layer, and a heat-conducting copper sheet wrapped around the heat-conducting silicone sleeve;

[0009] The reinforcement layer further comprises an anti-oxidation coating layer, a flame retardant coating layer and a corrosion resistant coating layer coated on the outside of the thermal insulation sleeve.

[0010] A further improvement is that the heat-conducting copper sheet is provided with an array of convex columns distributed in a circular shape on the heat-conducting silicone sleeve, and the end of each convex column is flush with the outer wall surface of the heat-insulating sleeve.

[0011] A further improvement is that the shielding layer is woven from a copper layer wrapped with a steel wire composite wire.

[0012] A further improvement is that the flame retardant coating layer is silicone modified polyolefin, the antioxidant coating layer is silicone high temperature resistant coating, and the corrosion resistant coating layer is polyurethane anticorrosive coating.

[0013] A further improvement is that the heat insulating sleeve is woven from high-purity alkali-free glass fibers and the outer layer is coated with organic silica gel.

[0014] A further improvement lies in that the protective layer is made of polyethylene material.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] (1) The utility model utilizes the functions of the heat-conducting silicone sleeve, the heat-conducting copper sheet, the array of convex columns arranged on the heat-conducting copper sheet, and the heat-insulating sleeve to achieve stable support, improve the overall structural strength, and prevent bending and breaking. At the same time, it can also conduct heat out, which can effectively reduce the temperature of the wire body itself, avoid high temperature affecting the safe use of the wire body, and thus extend the service life of the wire;

[0017] (2) The utility model provides a protective layer, a heat-insulating sleeve outside the protective layer, and an antioxidant coating layer, a flame-retardant coating layer and a corrosion-resistant coating layer coated on the outside of the heat-insulating sleeve, wherein the flame-retardant coating layer is a silicone-modified polyolefin, the antioxidant coating layer is a silicone high-temperature resistant coating, and the corrosion-resistant coating layer is a polyurethane anti-corrosion coating. When used together, they can protect the wires from abnormal scratches, wear and erosion, and can slow down the aging of the wires, thereby extending the service life of the wires. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the utility model in a front view of the cross section structure;

[0019] Figure 2 It is a schematic diagram of the cross-sectional side structure of the utility model.

[0020] Markings in the figure:

[0021] 1. Wire body; 11. Conductor base layer; 12. Insulation tensile layer; 13. Shielding layer;

[0022] 2. Protective structure; 21. Protective layer; 22. Heat insulation sleeve; 23. Thermal conductive silicone sleeve; 24. Thermal conductive copper sheet; 241. Bump column;

[0023] 3. Reinforcement layer; 31. Anti-oxidation coating layer; 32. Flame retardant coating layer; 33. Corrosion resistant coating layer. DETAILED DESCRIPTION

[0024] The technical solution of the utility model will be described clearly and completely in conjunction with the embodiments below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figure 1 As shown, an automotive tensile shielded wire comprises a wire body 1, wherein the wire body 1 comprises a conductor base 11, an insulating tensile layer 12 wrapped outside the conductor base 11, and a shielding layer 13 arranged outside the insulating tensile layer 12;

[0026] The shielding layer 13 is made of copper layer wrapped steel wire composite wire, which can reduce the influence of external electromagnetic field;

[0027] like Figure 1 and Figure 2 As shown, the implementation also includes: a protective structure 2, the protective structure 2 includes a protective layer 21 wrapped outside the shielding layer 13, a heat-insulating sleeve 22 wrapped outside the protective layer 21, a heat-conducting silicone sleeve 23 arranged between the protective layer 21 and the shielding layer 13, and a heat-conducting copper sheet 24 wrapped on the heat-conducting silicone sleeve 23;

[0028] The heat-conducting copper sheet 24 is provided with an array of convex columns 241 distributed in a circular shape on the heat-conducting silicone sleeve 23, and the end of each convex column 241 is flush with the outer wall surface of the heat-insulating sleeve 22. The heat-conducting silicone sleeve 23, the heat-conducting copper sheet 24 and the array of convex columns 241 provided on the heat-conducting copper sheet 24 can realize stable support, improve the overall structural strength and be not prone to bending and breaking. At the same time, it can also export heat, which can effectively reduce the temperature of the wire body 1 itself, avoid high temperature affecting the safe use of the wire body 1, and thus extend the service life of the wire;

[0029] The protective layer 21 is made of polyethylene material, and the protective layer 21 protects the wires from the intrusion of external impurities and moisture, and prevents the external force from directly damaging the wires;

[0030] The heat-insulating sleeve 22 is woven from high-purity alkali-free glass fibers, and the outer layer is coated with organic silica gel. This material has good temperature resistance, heat insulation, dustproof, waterproof and wear-resistant effects, and can solve the problem of wires being damaged by excessively high ambient temperature.

[0031] like Figure 2As shown, during implementation, it also includes: a reinforcing layer 3, the reinforcing layer 3 includes an antioxidant coating layer 31, a flame retardant coating layer 32 and a corrosion resistant coating layer 33 coated on the outside of the insulation sleeve 22, the flame retardant coating layer 32 is a silicone modified polyolefin, the antioxidant coating layer 31 is a silicone high temperature resistant coating, and the corrosion resistant coating layer 33 is a polyurethane anti-corrosion coating, which can protect the wires from abnormal scratches, wear and erosion, and slow down the aging of the wires, thereby extending the service life of the wires.

[0032] like Figure 1 to Figure 2 As shown, in this embodiment, it should be noted that the protective structure 2 and the coating in the reinforcing layer 3 in the application document are selected as corresponding products before manufacturing. In addition, it should be noted that this application document only improves the shortcomings of the existing automotive wires, which have weak tensile strength and poor wear resistance, and are prone to bending inside the wires during long-term use, which damages the performance of the wires, and the internal electronic equipment is prone to interfere with the car's instruments and equipment during driving, resulting in safety accidents, and does not involve other aspects; the working principle of this automotive tensile shielding wire is introduced as follows:

[0033] During installation and use, by utilizing the heat-conducting silicone sleeve 23, the heat-conducting copper sheet 24, the array of convex columns 241 arranged on the heat-conducting copper sheet 24, and the heat-insulating sleeve 22, it is possible to achieve stable support, improve the overall structural strength, and prevent bending and breaking. At the same time, it is also possible to conduct heat out, which can effectively reduce the temperature of the wire body 1 itself, avoid high temperature affecting the safe use of the wire body 1, and thus extend the service life of the wire;

[0034] A protective layer 21 is provided, an insulating sleeve 22 is provided outside the protective layer 21, and an antioxidant coating layer 31, a flame retardant coating layer 32 and a corrosion resistant coating layer 33 are provided which are coated on the outside of the insulating sleeve 22. The flame retardant coating layer 32 is a silicone modified polyolefin, the antioxidant coating layer 31 is a silicone high temperature resistant coating, and the corrosion resistant coating layer 33 is a polyurethane anti-corrosion coating. When used together, they can protect the wires from abnormal scratches, wear and erosion, and can slow down the aging of the wires, thereby extending the service life of the wires.

[0035] The above embodiments are only used to illustrate the technical method of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical method of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical method of the utility model.

Claims

1. An automotive tensile shielded wire, comprising a wire body (1), wherein the wire body (1) comprises a conductor base layer (11), an insulating tensile layer (12) wrapped outside the conductor base layer (11), and a shielding layer (13) arranged outside the insulating tensile layer (12); It is characterized in that Also includes: A protective structure (2), the protective structure (2) comprising a protective layer (21) wrapped around the outside of the shielding layer (13), a heat-insulating sleeve (22) wrapped around the outside of the protective layer (21), a heat-conducting silicone sleeve (23) arranged between the protective layer (21) and the shielding layer (13), and a heat-conducting copper sheet (24) wrapped around the heat-conducting silicone sleeve (23); The reinforcing layer (3) further comprises an anti-oxidation coating layer (31), a flame retardant coating layer (32) and a corrosion resistant coating layer (33) coated on the outside of the heat insulation sleeve (22).

2. The automotive tensile shielded wire according to claim 1, characterized in that: The heat-conducting copper sheet (24) is provided with an array of convex columns (241) distributed in a circular shape on the heat-conducting silicone sleeve (23), and the end of each convex column (241) is flush with the outer wall surface of the heat-insulating sleeve (22).

3. The automotive tensile shielded wire according to claim 1, characterized in that: The shielding layer (13) is braided from a copper layer wrapped steel wire composite wire.

4. The automotive tensile shielded wire according to claim 1, characterized in that: The flame retardant coating layer (32) is organic silicon modified polyolefin, the anti-oxidation coating layer (31) is organic silicon high temperature resistant coating, and the corrosion resistant coating layer (33) is polyurethane anti-corrosion coating.

5. The automotive tensile shielded wire according to claim 1, characterized in that: The heat insulating sleeve (22) is woven from high-purity alkali-free glass fibers, and the outer layer is coated with organic silica gel.

6. The automotive tensile shielded wire according to claim 1, characterized in that: The protective layer (21) is made of polyethylene material.

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