CN212809820U - Sound equipment line - Google Patents

Abstract

The utility model belongs to the technical field of the cable structure technique and specifically relates to indicate a stereo set line, it includes outer tegument and sets up by intraformational sinle silk layer outward, be provided with at least one anti-interference drain wire and many mutual articulated heart yearns in the sinle silk layer, every heart yearn all includes insulating layer, cladding in insulating intraformational yellow denier strand silk and cladding in insulating intraformational many conductors. The anti-interference drain wire in the utility model can ensure that the core wires can not interfere with each other between respective signals when transmitting heavy current, and can lead the interference current converted by generating a magnetic field when the core wires transmit the heavy current into the ground through grounding, thereby ensuring the use safety; wherein, yellow denier strand silk is located the axis of heart yearn, yellow denier strand silk possesses high tensile, high tensile force function, makes the utility model discloses a breaking strength of sound line is high, and stability is strong, and is further, under the protection of outer tegillum and insulating layer, protection heart yearn and conductor, novel structure, design benefit.

Description

Sound equipment line

Technical Field

The utility model belongs to the technical field of the cable structure technique and specifically relates to indicate a stereo set line.

Background

Most of the existing sound wires are formed by twisting a plurality of wires, and plugs are connected to two ends of the wires. The sound line can meet the requirements of users to a certain extent; however, the existing sound equipment has a complex line structure and poor stability, and has the possibility of mutual interference.

Disclosure of Invention

The utility model provides a sound line aiming at the problems of the prior art, which ensures that the respective signals of the core wires can not interfere with each other when transmitting heavy current, thus ensuring the use safety; possess high tensile, high tensile force function, breaking strength is high moreover, and stability is strong, and is further, under the protection of tegument and insulating layer, protection heart yearn and conductor, novel structure, design benefit.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a pair of stereo set line, including outer tegument and setting by intraformational sinle silk layer outward, be provided with at least one anti-interference drain wire and many mutual articulated heart yearns in the sinle silk layer, every heart yearn all includes insulating layer, cladding in insulating intraformational yellow denier strand silk and cladding in insulating intraformational many conductors.

The conductor is formed by mutually hinging a plurality of copper wires.

Wherein the copper wire is an oxygen-free copper wire.

Wherein, the insulating layer is PVC material or TPE material.

The outer tegument layer comprises a sheath layer and a metal wire braid layer arranged on the inner wall of the sheath layer; the sheath layer is formed by extruding flame-retardant environment-friendly polyvinyl chloride, low-smoke halogen-free flame-retardant polyolefin, low-smoke halogen-free flame-retardant cross-linked polyolefin, thermoplastic elastomer, thermoplastic rubber, thermoplastic vulcanized rubber or thermoplastic polyurethane outside the metal wire braided layer.

Wherein the nominal thickness of the sheath layer is not less than 1.3 mm.

The anti-interference drain wire is formed by twisting 8-22 strands of bare soft copper wires or tinned copper wires with the monofilament diameter of 0.12-0.31 mm; the anti-interference drain wire is twisted with the core wire.

Wherein the yellow denier filament is located at the central axis of the core wire.

Wherein, the inner wall of insulating layer is provided with a plurality of elastic strips.

The utility model has the advantages that:

the anti-interference drain wire in the utility model can ensure that the core wires can not interfere with each other between respective signals when transmitting heavy current, and can lead the interference current converted by generating a magnetic field when the core wires transmit the heavy current into the ground through grounding, thereby ensuring the use safety; wherein, yellow denier strand silk is located the axis of heart yearn, yellow denier strand silk possesses high tensile, high tensile force function, makes the utility model discloses a breaking strength of sound line is high, and stability is strong, and is further, under the protection of outer tegillum and insulating layer, protection heart yearn and conductor, novel structure, design benefit.

Drawings

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

Fig. 2 is a schematic structural diagram of the core wire of the present invention.

The reference numerals in fig. 1 to 2 include:

1-anti-interference drain wire 2-core wire 3-insulating layer

4-yellow denier strand silk 5-conductor 6-sheath layer

7-metal wire braid 8-elastic strip.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a sound wire, as shown in fig. 1-2, includes the tegument layer and sets up the intraductal sinle silk layer of tegument, be provided with at least one anti-interference drain wire 1 and many mutual articulated heart yearns 2 in the sinle silk layer, every heart yearn 2 all includes insulating layer 3, cladding yellow denier filament 4 in insulating layer 3 and cladding many conductors 5 in insulating layer 3. Specifically, the anti-interference drain wire 1 can ensure that respective signals of the core wire 2 cannot interfere with each other when the core wire transmits a large current, and the anti-interference drain wire 1 can lead interference current converted by a magnetic field generated by the core wire 2 when the core wire transmits the large current to the ground through grounding, so that the use safety is ensured; wherein, yellow denier strand silk 4 is located the axis of heart yearn 2, yellow denier strand silk 4 possesses high tensile, high tensile force function for this embodiment sound line's breaking strength is high, and stability is strong, and is further, under the protection of tegument and insulating layer 3, protects heart yearn 2 and conductor 5, novel structure, design benefit.

In the sound line of this embodiment, the conductor 5 is formed by hinging a plurality of copper wires.

In the sound line of this embodiment, the copper wire is an oxygen-free copper wire.

This embodiment a stereo set line, insulating layer 3 is PVC material or TPE material. Specifically, the insulating layer 3 arranged as described above has a good insulating effect and strong working stability.

In the acoustic line according to this embodiment, the outer layer includes the sheath layer 6 and the metal wire braid layer 7 disposed on the inner wall of the sheath layer 6; the sheath layer 6 is formed by extruding flame-retardant environment-friendly polyvinyl chloride, low-smoke halogen-free flame-retardant polyolefin, low-smoke halogen-free flame-retardant cross-linked polyolefin, thermoplastic elastomer, thermoplastic rubber, thermoplastic vulcanized rubber or thermoplastic polyurethane outside the metal wire braid layer 7. In particular, the nominal thickness of the sheath layer 6 is not less than 1.3 mm; the sheath layer 6 is formed by arranging a layer of flame-retardant environment-friendly polyvinyl chloride, low-smoke halogen-free flame-retardant polyolefin, low-smoke halogen-free flame-retardant cross-linked polyolefin, thermoplastic elastomer, thermoplastic rubber, thermoplastic vulcanized rubber or thermoplastic polyurethane outside the metal wire braid layer 7 and extruding, and the maximum outer diameter of the sheath layer 6 is not more than 20 mm; the structure can protect the core wire 2 during installation and use, can make the appearance of a product exquisite, and can show atmosphere and noble gas to the greatest extent, and the sheath layer 6 is made of an environment-friendly flame-retardant anti-oxidation material and has the characteristics of good high and low temperature resistance, wear resistance, solvent resistance, oil resistance, flame retardance, ageing resistance and the like, so that the service life is prolonged.

In the sound wire of the embodiment, the anti-interference drain wire 1 is formed by twisting 8-22 strands of bare soft copper wires or tinned copper wires with the monofilament diameter of 0.12-0.31 mm; the interference rejection wire 1 is twisted with the core wire 2.

In the sound line of this embodiment, the inner wall of the insulating layer 3 is provided with a plurality of elastic strips 8. Specifically, elasticity strip 8 possesses deformability and elasticity restoring capacity, can adapt to buckle many times to possess certain deformation restoring capacity, improve the utility model discloses an anti bending performance.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (9)

1. A kind of stereo line, characterized by: including outer tegument and setting up at outer intraformational sinle silk layer of quilt, be provided with at least one anti-interference drain wire and many mutual articulated heart yearns in the sinle silk layer, every heart yearn all includes insulating layer, cladding in the intraformational yellow denier silk of insulating layer and cladding in the intraformational many conductors of insulating layer.

2. A sound line according to claim 1, wherein: the conductor is formed by mutually hinging a plurality of copper wires.

3. A sound line according to claim 2, wherein: the copper wire is an oxygen-free copper wire.

4. A sound line according to claim 1, wherein: the insulating layer is PVC material or TPE material.

5. A sound line according to claim 1, wherein: the outer tegument layer comprises a sheath layer and a metal wire braid layer arranged on the inner wall of the sheath layer; the sheath layer is formed by extruding flame-retardant environment-friendly polyvinyl chloride, low-smoke halogen-free flame-retardant polyolefin, low-smoke halogen-free flame-retardant cross-linked polyolefin, thermoplastic elastomer, thermoplastic rubber, thermoplastic vulcanized rubber or thermoplastic polyurethane outside the metal wire braided layer.

6. An audio cord according to claim 5, wherein: the nominal thickness of the sheath layer is not less than 1.3 mm.

7. A sound line according to claim 1, wherein: the anti-interference drain wire is formed by twisting 8-22 strands of bare soft copper wires or tinned copper wires with the monofilament diameter of 0.12-0.31 mm; the anti-interference drain wire is twisted with the core wire.

8. A sound line according to claim 1, wherein: the yellow denier filament is positioned on the central axis of the core wire.

9. A sound line according to claim 1, wherein: the inner wall of the insulating layer is provided with a plurality of elastic strips.

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