CN210271901U - Double-core twisted-pair audio cable - Google Patents
Double-core twisted-pair audio cable Download PDFInfo
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- CN210271901U CN210271901U CN201921394282.2U CN201921394282U CN210271901U CN 210271901 U CN210271901 U CN 210271901U CN 201921394282 U CN201921394282 U CN 201921394282U CN 210271901 U CN210271901 U CN 210271901U
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Abstract
The utility model discloses a two-core pair twist audio cable relates to the audio cable field. The two signal cables are twisted in pairs; each of the signal cables includes: a conductor, an insulating layer, the insulating layer wrapping the conductor; the first shielding layer wraps the insulating layer; the filling layer wraps the two signal cables; a second shielding layer wrapping the filling layer; a jacket encasing the second shielding layer. Has the following beneficial effects: this two cores are to hank audio line adopts dual shielding, and the shielding effect can reach 100%, has reliable transmission effect, but also has pliability and prevents the pulling nature.
Description
Technical Field
The utility model relates to an audio line especially relates to a two-core pair twist audio line.
Background
Audio lines, also known as musical instrument audio connection lines, lines for transmitting electric sound signals or data; the high-quality audio line is mainly realized through high-quality and reliable shielding effect, and for the musical instrument, inaudible detail information and each note of the musical instrument can be thoroughly restored, so that an extremely energetic music feeling is brought, people are shocked, an immersive carrying feeling is brought to people, and people can be immersed and drunken in music. However, most of audio cables in the market adopt a single core, and the single core audio cable has poor shielding effect and insufficient transmission capability.
Disclosure of Invention
The utility model discloses a solve above-mentioned problem, now propose a two-core pair twist audio cable, include:
the two signal cables are twisted together in a pair mode; each of the signal cables includes:
a conductor(s) is (are) provided,
an insulating layer surrounding the conductor;
the first shielding layer wraps the insulating layer;
the filling layer wraps the two signal cables;
a second shielding layer wrapping the filling layer;
a jacket encasing the second shielding layer.
Preferably, the conductor is a plurality of strands of tin-plated oxygen-free copper.
Preferably, the insulating layer is an LLDPE insulating layer.
Preferably, the first shielding layer is a semiconductor shielding layer.
Preferably, the second shielding layer is an oxygen-free copper braided shielding layer.
Preferably, the filling layer is a PVC filling layer.
Preferably, the sheath is a PVC sheath.
Preferably, one of the two signal cables is a ground wire.
Has the following beneficial effects:
this two cores are to hank audio line adopts dual shielding, and the shielding effect can reach 100%, has reliable transmission effect, but also has pliability and prevents the pulling nature.
Drawings
Fig. 1 is a schematic structural diagram of a twin twisted audio cable according to a preferred embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
The utility model discloses a solve above-mentioned problem, now propose a two-core pair twist audio line, as shown in figure 1, include:
the two signal cables 1 are twisted in pairs; each signal cable 1 includes:
the conductors 11 are arranged in a row in such a way that,
an insulating layer 12, wherein the insulating layer 12 wraps the conductor 11;
the first shielding layer 13, the first shielding layer 13 wraps the insulating layer 12;
the filling layer 2 wraps the two signal cables 1;
the second shielding layer 3, the second shielding layer 3 wraps the filling layer 2;
and the sheath 4 wraps the second shielding layer 3.
Specifically, in this embodiment, the two-core twisted-pair audio cable is formed by twisting two signal cables in a pair manner, the twist distance of the twisted pair is fixed, and the reliability and the fidelity of signal transmission are ensured by the two-core twisted-pair audio cable; the conductor 11 is formed by stranding a plurality of strands of tin-plated oxygen-free copper, and the flexibility of the double-core twisted-pair audio cable is ensured by the plurality of strands of tin-plated oxygen-free copper; the conductor 11 is wrapped by a layer of LLDPE insulating layer, and the LLDPE insulating layer has the advantages of high strength, good toughness, strong rigidity, heat resistance, cold resistance and the like, and also has good environmental stress cracking resistance, aging resistance and the like; the first shielding layer 13 is a semiconductor shielding layer; a filling layer 2 is wrapped outside the first shielding layer 13, and the filling layer 2 is preferably a PVC filling layer; the second shielding layer 3 is wrapped outside the filling layer 2, the second shielding layer 3 is preferably an oxygen-free copper braided shielding layer, the shielding effect of the double shielding layers of the first shielding layer 13 and the second shielding layer 3 can reach 100% shielding effect, and meanwhile, the oxygen-free copper braided shielding layer has good anti-pulling effect; and finally, a layer of sheath is wrapped outside to protect the double-core twisted-pair audio cable, the sheath is preferably a PVC sheath, and the PVC sheath has the advantages of good compression resistance, tensile resistance, moisture resistance and flame retardance and protects the normal use of the double-core twisted-pair audio cable.
In the preferred embodiment of the present invention, the conductor 11 is a plurality of strands of tin-plated oxygen-free copper.
In the preferred embodiment of the present invention, the insulating layer 12 is a LLDPE insulating layer.
In the preferred embodiment of the present invention, the first shielding layer 13 is a semiconductor shielding layer.
In the preferred embodiment of the present invention, the second shielding layer 3 is an oxygen-free copper braided shielding layer.
In the preferred embodiment of the present invention, the filling layer 2 is a PVC filling layer.
In the preferred embodiment of the present invention, the sheath 4 is a PVC sheath.
In the preferred embodiment of the present invention, one of the two signal cables 1 is a ground wire.
Specifically, in this embodiment, one of the two signal cables is used as a ground wire, and is connected to the ground of the instrument end, and then connected to the ground of the plug, preferably, the ground wire of the instrument end is welded to the plug. Such design scheme can let two core pair twist audio line possess better transmission effect.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (8)
1. A dual core twisted pair audio cord, comprising:
two signal cables, two the signal cable is twisted pair each other, every signal cable includes:
a conductor(s) is (are) provided,
an insulating layer surrounding the conductor;
the first shielding layer wraps the insulating layer;
the filling layer wraps the two signal cables;
a second shielding layer wrapping the filling layer;
a jacket encasing the second shielding layer.
2. The twin-core twisted pair audio cable according to claim 1, wherein the conductor is a plurality of strands of tin plated oxygen free copper.
3. The twisted pair audio cable of claim 1, wherein the insulating layer is a LLDPE insulating layer.
4. The twisted pair audio cable of claim 1, wherein the first shielding layer is a semiconducting shielding layer.
5. The twisted pair audio cable of claim 1, wherein the second shield layer is an oxygen free copper braided shield layer.
6. The twisted pair audio cable of claim 1, wherein the filler layer is a PVC filler layer.
7. The twisted pair audio cable of claim 1, wherein the jacket is a PVC jacket.
8. The twisted-pair audio cable of claim 1, wherein one of the two signal cables is a ground line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921394282.2U CN210271901U (en) | 2019-08-26 | 2019-08-26 | Double-core twisted-pair audio cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921394282.2U CN210271901U (en) | 2019-08-26 | 2019-08-26 | Double-core twisted-pair audio cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210271901U true CN210271901U (en) | 2020-04-07 |
Family
ID=70018220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921394282.2U Active CN210271901U (en) | 2019-08-26 | 2019-08-26 | Double-core twisted-pair audio cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210271901U (en) |
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2019
- 2019-08-26 CN CN201921394282.2U patent/CN210271901U/en active Active
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