CN214851748U - Anti-interference earphone wire - Google Patents
Anti-interference earphone wire Download PDFInfo
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- CN214851748U CN214851748U CN202120726073.4U CN202120726073U CN214851748U CN 214851748 U CN214851748 U CN 214851748U CN 202120726073 U CN202120726073 U CN 202120726073U CN 214851748 U CN214851748 U CN 214851748U
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- main line
- interference
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- wire
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- 239000002184 metal Substances 0.000 claims abstract description 61
- 229910052751 metal Inorganic materials 0.000 claims abstract description 61
- 239000004744 fabric Substances 0.000 claims abstract description 24
- 239000000835 fiber Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920000128 polypyrrole Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007105 physical stamina Effects 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses an anti-interference earphone wire, which comprises a main wire and two branch wires, wherein the main wire is provided with a main wire core wire, and the branch wires are provided with branch wire core wires; a main line anti-interference layer is formed on the outer side of the main line core wire, the main line anti-interference layer comprises a main line shielding layer, tensile metal wires and net surface metal ring sleeves, and the net surface metal ring sleeves on the main line anti-interference layer are multiple and are arranged on the outer side of the tensile metal wires at intervals; a sleeve is formed outside the main line anti-interference layer; the outer side of the branching core wire is formed with a branching anti-interference layer, the branching anti-interference layer comprises a branching shielding layer and a metal fabric mesh surface, the metal fabric mesh surface is formed on the outer side of the branching shielding layer, and the metal fabric mesh surface is formed on the surface of the metal fabric mesh surface. The utility model discloses can effectively improve the interference killing feature of earphone cord, improve the pickup effect of the earphone product that corresponds.
Description
Technical Field
The utility model relates to a data line manufacturing technology in the electronic product field specifically is an anti-interference earphone cord.
Background
With the improvement of living standard of people, various electronic products are continuously appeared, and in the electronic products with sound sources, the earphone can be used for connecting electronic equipment to serve as an auxiliary tool for playing audio media and can also be used for receiving communication requirements such as telephone calls and the like.
A conventional earphone generally includes an earphone cord, a plug electrically connected to one end of the earphone cord, and an earphone body electrically connected to the other end of the earphone cord, wherein the earphone cord includes a main cord and two branch cords separated by the main cord, and the two earphone bodies are respectively connected to the other ends of the branch cords. However, the structure of the earphone wire in the prior art is usually simple, a copper wire is adopted mostly, good pulling performance is not achieved, and most earphones are not provided with an anti-interference structure, the anti-interference structure is mostly arranged on the earphone body, the shielding anti-interference effect of the earphone wire is poor, the tone quality effect of the earphones can be influenced in the use process of the earphones, and the hearing enjoyment of people is influenced.
Disclosure of Invention
The technical problem solved by the present invention is to provide an anti-interference earphone cord to solve the above-mentioned drawbacks in the background art.
The utility model provides a technical problem adopt following technical scheme to realize:
an anti-interference earphone wire comprises a main wire and two branch wires, wherein the main wire is provided with a main wire core wire, and the branch wires are provided with branch wire core wires;
a main line anti-interference layer is formed on the outer side of the main line core wire, the main line anti-interference layer comprises a main line shielding layer, a tensile metal wire and a mesh surface metal ring sleeve, and the main line shielding layer is wound on the outer side of the main line core wire; 3-5 tensile metal wires are uniformly arranged on the outer ring surface of the main line shielding layer and spirally wound on the outer surface of the main line shielding layer; the mesh surface metal rings are arranged on the outer sides of the tensile metal wires at intervals; a sleeve is formed outside the main line anti-interference layer;
the outer side of the branching core wire is formed with a branching anti-interference layer, the branching anti-interference layer comprises a branching shielding layer and a metal fabric mesh surface, the metal fabric mesh surface is formed on the outer side of the branching shielding layer, and the metal fabric mesh surface is formed on the surface of the metal fabric mesh surface.
By way of further limitation, the main yarn shielding layer is a polypyrrole fiber fabric layer.
By way of further limitation, the branching shielding layer is a polyimide film layer.
As a further limitation, the metal loop of the mesh surface and the metal fabric mesh surface are made of conductive metal by molding.
By way of further limitation, a glass fiber cloth layer is further molded between the main line shielding layer of the main line anti-interference layer and the tensile metal wire.
As a further limitation, the single length of the net surface metal ring sleeves is 5-8 mm, and the outer diameter of the net surface metal ring sleeves is 1.5-2 times of that of the corresponding main line core wire.
As a further limitation, the distance between the metal loops on the net surfaces adjacent to each other is 30-80 mm.
By way of further limitation, the sleeve is a PVC sleeve or a TPE sleeve.
Has the advantages that: the utility model discloses an anti-interference earphone cord has the interference killing feature of preferred, can be used to prepare anti-interference earphone, fall the earphone of making an uproar and monitor level earphone, and the cooperation has the earphone physical stamina of anti-interference hardware and effectively improves the tone quality effect of earphone, and the intensity and the stability of this kind of anti-interference earphone cord are also better simultaneously, compare and have better tensile in ordinary earphone cord and pull the performance.
Drawings
Fig. 1 is a schematic diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic sectional view taken along line a-a in fig. 1.
Fig. 3 is a schematic cross-sectional view of B-B in fig. 1.
Wherein: 1. a plug for an earphone cord; 2. a main line; 3. a wire dividing head; 4. branching; 5. an earphone body; 6. a main line casing pipe; 7. a metal ring sleeve with a net surface; 8. tensile wire; 9. a main line shielding layer; 10. a first core wire; 11. distributing sleeve; 12. a metal fabric mesh surface; 13. a branching shielding layer; 14. a second core wire.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the present embodiment, the interference earphone cable includes a main line 2 and two branch lines 4, the main line 2 and the branch lines 4 are connected by a branch head 3, one end of the main line 2 is fixed to and electrically connected to the earphone cable plug 1, a first core wire 10 and a second core wire 14 are disposed in the main line, the first core wire 10 and the second core wire 14 are jointly used as main line core wires, the first core wire 10 and the second core wire 14 are respectively used as branch line core wires of the two branch lines 4 after being branched by the branch head 3, and the tail ends of the branch line core wires are electrically connected to the earphone body 5.
As shown in the main wire section structure of the embodiment shown in fig. 2, in this embodiment, the first core 10 and the second core 14 of the main wire 2 are galvanized copper wires, a polypyrrole fiber fabric layer is formed outside the main wire formed by the first core 10 and the second core 14 as the main wire shielding layer 9, a tensile reinforced layer is formed outside the main line shielding layer 9, the tensile reinforced layer is formed by spirally coiling four tensile metal wires 8 on the outer surface of the main line shielding layer 9, a plurality of net surface metal ring sleeves 7 are arranged on the outer surface of the tensile reinforced layer at intervals, the net surface metal ring sleeves 7 comprise metal net surfaces (such as copper) and sleeves which are arranged on two sides of the conductive metal net surfaces and fixedly sleeve the conductive metal net surfaces on the surface of the tensile reinforcement layer, and a main line anti-interference layer of a main line is formed by the main line shielding layer 9, the tensile reinforcement layer formed by the tensile metal wires 8 and the net surface metal ring sleeves 7. And PVC sleeve pipe or TPE sleeve pipe which is matched with the outer contour of the net surface metal ring sleeve 7 and the tensile reinforced layer and has better softness and elasticity is sleeved outside the net surface metal ring sleeve 7 and the tensile reinforced layer to be used as the main line sleeve pipe 6.
In this embodiment, the individual length of these expanded metal loops 7 is 6mm, the outer diameter is 1.6 times of the corresponding main cord, and the distance between adjacent expanded metal loops 7 on the main cord 2 is 60 mm. Net face metal ring cover 7 can form the convex joint that equidistant setting was put on the surface of tensile enhancement layer, and this kind of convex joint can cooperate the tensile enhancement layer effectively to improve the anti-tensile performance of tearing of thread 2 on the one hand, can also cooperate thread shielding layer 9 to form the shielding festival simultaneously, improves 2 partial whole anti-interference ability of thread.
In another embodiment, a glass fiber cloth layer is further formed between the main wire shielding layer 9 of the main wire anti-interference layer and the tensile reinforcement layer formed by the tensile metal wire 8 to improve the adhesion between the main wire shielding layer 9 and the tensile metal wire 8, so as to further improve the structural stability of the main wire 2.
In the branching cross-section structure of the embodiment shown in fig. 3, in this embodiment, the branching core of the branching 4 is an extension of the second core 14 branched by the branching head 3, a polyimide film layer is formed on the surface of the second core 14 as a branching shielding layer 13, a metal fabric mesh surface 12 made of conductive metal is formed on the outer side of the branching shielding layer 13, the branching shielding layer 13 and the metal fabric mesh surface 12 form a branching anti-interference layer, which can provide anti-interference performance to the branching 4, and a PVC sleeve or a TPE sleeve is formed on the outer side of the metal fabric mesh surface 12 as the branching sleeve 11.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An anti-interference earphone cable is characterized by comprising a main line and two branch lines, wherein the main line is provided with a main line core wire, and the branch lines are provided with branch line core wires;
a main line anti-interference layer is formed on the outer side of the main line core wire, the main line anti-interference layer comprises a main line shielding layer, a tensile metal wire and a mesh surface metal ring sleeve, and the main line shielding layer is wound on the outer side of the main line core wire; 3-5 tensile metal wires are uniformly arranged on the outer ring surface of the main line shielding layer and spirally wound on the outer surface of the main line shielding layer; the mesh surface metal rings are arranged on the outer sides of the tensile metal wires at intervals; a sleeve is formed outside the main line anti-interference layer;
the outer side of the branching core wire is formed with a branching anti-interference layer, the branching anti-interference layer comprises a branching shielding layer and a metal fabric mesh surface, the metal fabric mesh surface is formed on the outer side of the branching shielding layer, and the metal fabric mesh surface is formed on the surface of the metal fabric mesh surface.
2. The anti-interference earphone cord according to claim 1, wherein the main wire shielding layer is a polypyrrole fiber fabric layer.
3. The anti-interference earphone cord according to claim 1, wherein the branching shielding layer is a polyimide film layer.
4. The anti-interference earphone cord according to claim 1, wherein the mesh-surface metal loop and the metal fabric mesh surface are formed of conductive metal.
5. The anti-interference earphone cord according to claim 1, wherein a glass fiber cloth layer is further molded between the main wire shielding layer of the main wire anti-interference layer and the tensile metal wire.
6. The anti-interference earphone cord according to claim 1, wherein the single length of the net-surface metal ring sleeve is 5-8 mm, and the outer diameter of the net-surface metal ring sleeve is 1.5-2 times of the corresponding main cord.
7. The anti-interference earphone cord according to claim 1, wherein the distance between adjacent mesh-surface metal loops is 30-80 mm.
8. The anti-tamper headset cord of claim 1, wherein the sleeve is a PVC sleeve or a TPE sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120726073.4U CN214851748U (en) | 2021-04-10 | 2021-04-10 | Anti-interference earphone wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120726073.4U CN214851748U (en) | 2021-04-10 | 2021-04-10 | Anti-interference earphone wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214851748U true CN214851748U (en) | 2021-11-23 |
Family
ID=78763115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120726073.4U Active CN214851748U (en) | 2021-04-10 | 2021-04-10 | Anti-interference earphone wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214851748U (en) |
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2021
- 2021-04-10 CN CN202120726073.4U patent/CN214851748U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yongzhou Sanyu Electronic Technology Co.,Ltd. Assignor: Yongzhou Jiebao telecommunications hardware Plastic Co. Contract record no.: X2023980049162 Denomination of utility model: An anti-interference headphone cable Granted publication date: 20211123 License type: Common License Record date: 20231204 |
|
| EE01 | Entry into force of recordation of patent licensing contract |