CN215770591U

CN215770591U - Reinforcing sways torsional earphone cord

Info

Publication number: CN215770591U
Application number: CN202122309182.9U
Authority: CN
Inventors: 张伟; 何智会
Original assignee: Sun Round Technology Shenzhen Co ltd
Current assignee: Sun Round Technology Shenzhen Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-08
Anticipated expiration: 2031-09-23

Abstract

The application relates to a torsional earphone cord is swayd in reinforcing, including the protective sheath subassembly and install a plurality of heart yearn subassembly in the protective sheath subassembly, a plurality of heart yearn subassembly is with the mutual symmetry of protective sheath subassembly central line and evenly distributed, a plurality of heart yearn subassembly all with the protective sheath subassembly butt. This application has and sets up a plurality of heart yearn subassembly symmetry each other, makes a plurality of heart yearn subassembly buckle or twist reverse the equal use in-process stress dispersion even to the atress that makes the cable that is located heart yearn subassembly strengthen the pencil is more even, makes the difficult fracture of cable strengthening pencil, makes the earphone cord not fragile, improves the effect of earphone cord's service life.

Description

Reinforcing sways torsional earphone cord

Technical Field

The application relates to the technical field of signal transmission lines, in particular to an earphone cable for enhancing swinging and twisting.

Background

Nowadays, due to the appearance of various electronic devices, people can use electronic devices at home, in companies, in buses or during traveling, and particularly, earphones are worn so as not to disturb other people when playing games or listening to music, so that the earphones are widely used.

At the in-process that uses the earphone, the earphone cord is twisted frequently or is swayd easily, extrudees or drags the interior heart yearn of earphone cord easily, and the distribution of the inside heart yearn of current earphone cord is more for the dispersion, and no symmetry makes when swaying and twists reverse the earphone cord, and the stress of the inside heart yearn of earphone cord is inhomogeneous, leads to the inside easy fracture of heart yearn of earphone cord to make the earphone cord damage, life is short.

With respect to the related art in the above, the inventor believes that there is a defect that the inner core wire of the earphone line is easily broken due to uneven stress, thereby damaging the earphone line.

SUMMERY OF THE UTILITY MODEL

In order to make the difficult fracture of the inside heart yearn of earphone cord, this application provides a torsional earphone cord is swayd in reinforcing.

The application provides an earphone cord that reinforcing was swayd and is twistd reverse adopts following technical scheme:

the utility model provides a torsional earphone cord is swayd in reinforcing, includes the protective sheath subassembly and installs a plurality of heart yearn subassembly in the protective sheath subassembly, a plurality of the heart yearn subassembly with protective sheath subassembly central line symmetry each other and evenly distributed, a plurality of heart yearn subassembly all with protective sheath subassembly butt.

Through adopting above-mentioned technical scheme, set up a plurality of heart yearn subassembly symmetry each other, make a plurality of heart yearn subassembly buckle or twist reverse the in-use stress dispersion of waiting evenly to the atress that makes the cable that is located heart yearn subassembly strengthen the pencil is more even, makes cable strengthen the pencil difficult fracture, makes the earphone cord not fragile, improves the service life of earphone cord.

Preferably, a filling piece is further arranged in the protective sleeve assembly, the central line of the filling piece and the central line of the protective sleeve assembly are on the same straight line, and the filling piece and the central line assembly are mutually abutted.

Through adopting above-mentioned technical scheme, the convenient adjustment heart yearn of filling member is arranged, makes the structure more symmetrical, makes heart yearn subassembly stress dispersion even, when the earphone cord sways and twists reverse, makes the difficult fracture of cable reinforcing harness, improves the service life of earphone cord.

Preferably, the core wire assembly comprises a plurality of groups of cable reinforcing wire bundles, each cable reinforcing wire bundle comprises a plurality of core wires and reinforcing wires, the core wires surround the reinforcing wires, and the core wires are stranded with the reinforcing wires.

Through adopting above-mentioned technical scheme, set up the support heart yearn that the reinforcing wire can be better, make cable reinforcement pencil bending resistance stronger, it is better to sway the performance, makes cable reinforcement pencil difficult fracture, improves the service life of earphone cord.

Preferably, the core wire assembly comprises a first reinforcing sleeve, a plurality of groups of the cable reinforcing wire harnesses are positioned in the first reinforcing sleeve, and the outer wall of the first reinforcing sleeve is abutted to the filling piece and the protective sleeve assembly.

By adopting the technical scheme, the tensile strength of the earphone cable is enhanced, and the swinging and twisting performance of the earphone cable is enhanced, so that the earphone cable is not easy to damage due to swinging and twisting.

Preferably, the protective sleeve component comprises a flexible sleeve, and the inner wall of the flexible sleeve is abutted to the outer wall of the first reinforcing sleeve.

By adopting the technical scheme, the soft sleeve can well offset part of stress, so that the stress of the core wire assembly is reduced, and the earphone wire is not easy to damage.

Preferably, the flexible sleeve is sleeved with a second reinforcing sleeve, and the inner wall of the second reinforcing sleeve is abutted to the outer wall of the flexible sleeve and is in sliding connection with the outer wall of the flexible sleeve.

Through adopting above-mentioned technical scheme, second enhancement cover and soft cover take place relative slip when receiving external force easily to can disperse external force, thereby reduce the atress of heart yearn subassembly, make the earphone cord not fragile.

Preferably, the second reinforcing sleeve is sleeved with a fastening sleeve, the fastening sleeve is sleeved with a sheath, the inner wall of the fastening sleeve is abutted to the second reinforcing outer wall and is in sliding connection with the second reinforcing outer wall, and a gap is reserved between the fastening sleeve and the sheath.

Through adopting above-mentioned technical scheme, relative slip takes place easily when receiving external force with the adapter sleeve for the second uider bushing to can disperse external force, the clearance of reserving between adapter sleeve and the sheath also can reduce to sway and twist reverse the stress, make the earphone cord be difficult for appearing the weak point, thereby make the earphone cord not fragile, strengthen the life of earphone cord.

Preferably, the cable reinforcing wire harness is sleeved with an insulating sleeve, and the outer wall of the insulating sleeve is abutted to the inner wall of the first reinforcing sleeve.

Through adopting above-mentioned technical scheme, be difficult for taking place the contact between making a plurality of groups cable reinforcing wire restraints to lead to the short circuit or lead to the earphone cord to damage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through evenly setting up heart yearn subassembly in the protective sheath subassembly to the atress that makes the cable reinforcement pencil that is located heart yearn subassembly more even, makes the difficult fracture of cable reinforcement pencil, makes the earphone cord not fragile, improves the service life of earphone cord.

2. Through setting up the packing, conveniently adjust the heart yearn and arrange, make the structure more symmetrical, make heart yearn subassembly stress dispersion even.

3. Through setting up the reinforcing wire and the direction transposition, make cable reinforcement pencil bending resistance stronger, it is better to sway the performance, makes cable reinforcement pencil difficult fracture.

Drawings

Fig. 1 is a schematic cross-sectional view of a headset cord with enhanced rocking torsion.

Fig. 2 is a schematic cross-sectional view of a cable reinforcement harness.

Description of reference numerals:

1. a protective sleeve assembly; 11. a flexible sleeve; 12. a second reinforcement sleeve; 13. fastening sleeves; 14. a sheath; 2. a core wire assembly; 21. a cable reinforcing harness; 211. reinforcing wires; 212. a core wire; 22. a first reinforcement sleeve; 3. and an insulating sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses torsional earphone cord is swayd in reinforcing. Referring to fig. 1, including protective sheath subassembly 1 and install a plurality of heart yearn subassembly 2 in protective sheath subassembly 1, in this embodiment, heart yearn subassembly 2 is equipped with three groups, can also be two sets of or four groups in other embodiments, and three heart yearn subassembly 2 is with the mutual symmetry of protective sheath subassembly 1 central line and evenly distributed, and three heart yearn subassembly 2 all with protective sheath subassembly 1 butt.

Referring to fig. 1, each of the three core wire assemblies 2 includes a plurality of groups of cable reinforcing harnesses 21 and a first reinforcing sleeve 22, and the three first reinforcing sleeves 22 and the plurality of groups of cable reinforcing harnesses 21 are mutually symmetrical and uniformly distributed with respect to a central line of the protective sheath assembly 1; a part cable reinforcement pencil 21 of a plurality of groups cable reinforcement pencil 21 is located outside first uide bushing 22, another part cable reinforcement pencil 21 and first uide bushing 22 are with 1 central line of protective sheath subassembly mutual symmetry and evenly distributed, a plurality of groups cable reinforcement pencil 21 all overlap and are equipped with insulating cover 3, be located two liang of mutual butt of insulating cover 3 outside first uide bushing 22 and with first uide bushing 22 outer wall and protective sheath subassembly 1 butt, insulating cover 3 that is located first uide bushing 22 all mutual butt and with first uide bushing 22 inner wall butt.

Referring to fig. 1, through strengthening pencil 21 with the mutual symmetry of protective sheath subassembly 1 central line and evenly distributed with a plurality of first uide 22 and a plurality of group cable, make a plurality of heart yearn subassembly 2 stress dispersion even in buckling or twisting the use such as to make the atress that lies in the cable strengthening pencil 21 in heart yearn subassembly 2 more even, make the difficult fracture of cable strengthening pencil 21, make the earphone cord not fragile, improve the service life of earphone cord.

Referring to fig. 1 and 2, the cable reinforcing wire bundle 21 includes a plurality of core wires 212 and a reinforcing wire 211, in this embodiment, the core wires 212 are made of tin-plated copper, and in other embodiments, the core wires 212 may also be silver-plated copper, the plurality of core wires 212 are disposed around the reinforcing wire 211, the plurality of core wires 212 are twisted with the reinforcing wire 211, and the reinforcing wire 211 can better support the core wires 212, so that the cable reinforcing wire bundle 21 has stronger bending resistance and better swinging performance, the cable reinforcing wire bundle 21 is not easy to break, and the service life of the earphone cord is prolonged; each group of cable reinforcing strands 21 is formed by a combination of a plurality of reinforcing filaments 211 and a plurality of core wires 212.

Referring to fig. 1, the first reinforcing sleeve 22 is a winding structure made of an alloy material in the present embodiment, and has a better sliding effect and flexibility, and the alloy has better tensile strength and flexibility, so as to enhance the swinging and twisting performance of the earphone cable, so that the earphone cable is not easily damaged by swinging and twisting.

Referring to fig. 1, two filling members are further disposed in the protective sheath assembly 1, in this embodiment, the filling members are made of bulletproof wires, and in other practical manners, the filling members may also be nylon wires, wherein a center line of one of the filling members is on the same straight line with a center line of the protective sheath assembly 1, the filling member abuts against the core wire assembly 2, and an outer wall of the filling member abuts against an outer wall of the first reinforcing ring; the convenient arrangement of adjustment heart yearn subassembly 2 of filling member makes the structure more symmetrical, and the earphone cord makes heart yearn subassembly 2 atress dispersion even in use such as buckling, because the filling member comprises shellproof silk, when the earphone cord swayd and twisted round, so heart yearn subassembly 2 can increase with filling member area of contact, and the contact is more abundant, and the pressure that heart yearn subassembly 2 received reduces to make the earphone cord not fragile.

Referring to fig. 1, another filler member is located within one of the first reinforcing sleeves 22, the filler member abutting the inner wall of the first reinforcing sleeve 22 and the insulating sleeve 3.

Referring to fig. 1, the protective sheath assembly 1 includes a flexible sheath 11, in this embodiment, the flexible sheath 11 is made of plastic, in other embodiments, nylon may be used, the inner wall of the flexible sheath 11 abuts against the outer walls of three first reinforcing sheaths 22, a second reinforcing sheath 12 is sleeved on the flexible sheath 11, the second reinforcing sheath 12 and the first reinforcing sheath 22 are formed by winding the same material, the inner wall of the second reinforcing sheath 12 abuts against and is slidably connected with the outer wall of the flexible sheath 11, when the external force applied to the earphone cord is greater than the damping between the inner wall of the second reinforcing sheath 12 and the outer wall of the flexible sheath 11, the flexible sheath 11 and the second reinforcing sheath 12 can slide relatively, so as to disperse the external force, thereby reducing the stress of the core cord assembly 2, and making the earphone cord less prone to damage.

Referring to fig. 1, a fastening sleeve 13 is sleeved on the second reinforcing sleeve 12, in this embodiment, the fastening sleeve 13 is made of plastic, in other embodiments, nylon is also available, a sheath 14 is sleeved on the fastening sleeve 13, in this embodiment, the sheath 14 is made of a soft elastomer, in other embodiments, other flexible materials are also available, and the sheath 14 made of the soft elastomer enhances the flexibility of the earphone cord, is not easily broken due to external force, and improves the service life.

Referring to fig. 1, the inner wall of the fastening sleeve 13 is connected with the second reinforcing outer wall in an abutting and sliding manner, a gap is reserved between the fastening sleeve 13 and the sheath 14, and the second reinforcing sleeve 12 and the fastening sleeve 13 slide relatively easily when receiving external force, so that the external force can be dispersed, the gap reserved between the fastening sleeve 13 and the sheath 14 can reduce the stress in swinging and twisting, the earphone cable is difficult to have weak points, the earphone cable is difficult to damage, and the service life of the earphone cable is prolonged.

The principle of the earphone cable for enhancing the swing torsion in the embodiment is as follows:

referring to fig. 1, with three first strengthening sleeve 22 and a plurality of cable reinforcing harness 21 of group with mutual symmetry and evenly distributed of protective sheath subassembly 1 central line, through setting up arranging of filler adjustment heart yearn subassembly 2, make the structure more symmetrical, when the earphone cord in use such as buckling, make heart yearn subassembly 2 atress dispersion even, make cable reinforcing harness 21 difficult fracture, make the earphone cord not fragile to improve the service life of earphone cord.

Referring to fig. 1, the core wire assembly 2 is sequentially covered with the soft sleeve 11, the second reinforcing sleeve 12, the fastening sleeve 13 and the sheath 14 to protect the core wire assembly 2, and meanwhile, the earphone wire is not easy to damage due to the torsional stress of the swing of the earphone wire, so that the service life of the earphone wire is prolonged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an increase and sway torsional earphone cord which characterized in that: including protective sheath subassembly (1) and install a plurality of heart yearn subassembly (2), a plurality of in protective sheath subassembly (1) heart yearn subassembly (2) with mutual symmetry and evenly distributed of protective sheath subassembly (1) central line, a plurality of heart yearn subassembly (2) all with protective sheath subassembly (1) butt.

2. The earphone cord for enhancing rocking torsion of claim 1, wherein: still be equipped with the filler in protective sheath subassembly (1), the central line of filler with the central line of protective sheath subassembly (1) is on same straight line, the filler with heart yearn subassembly (2) butt each other.

3. The earphone cord for enhancing rocking torsion of claim 2, wherein: the core wire assembly (2) comprises a plurality of groups of cable reinforcing wire harnesses (21), each cable reinforcing wire harness (21) comprises a plurality of core wires (212) and reinforcing wires (211), the core wires (212) surround the reinforcing wires (211), and the core wires (212) are stranded with the reinforcing wires (211).

4. The earphone cord for enhancing rocking torsion of claim 3, wherein: the core wire assembly (2) comprises a first reinforcing sleeve (22), a plurality of groups of cable reinforcing wire harnesses (21) are located in the first reinforcing sleeve (22), and the outer wall of the first reinforcing sleeve (22) is abutted to the filling piece and the protective sleeve assembly (1).

5. The earphone cord with enhanced rocking torsion of claim 4, wherein: the protective sleeve assembly (1) comprises a flexible sleeve (11), and the inner wall of the flexible sleeve (11) is abutted to the outer wall of the first reinforcing sleeve (22).

6. The earphone cord with enhanced rocking torsion of claim 5, wherein: the soft sleeve (11) is sleeved with a second reinforcing sleeve (12), and the inner wall of the second reinforcing sleeve (12) is connected with the outer wall of the soft sleeve (11) in an abutting and sliding mode.

7. The earphone cord with enhanced rocking torsion of claim 6, wherein: the utility model discloses a cable sheath, including first reinforcing sleeve (12), second reinforcing sleeve (12) go up the cover and be equipped with adapter sleeve (13), the cover is equipped with sheath (14) on adapter sleeve (13), adapter sleeve (13) inner wall with second reinforcing sleeve (12) outer wall butt and sliding connection, adapter sleeve (13) with leave the clearance between sheath (14).

8. The earphone cord with enhanced rocking torsion of claim 4, wherein: the cable reinforcing wire harness (21) is sleeved with an insulating sleeve (3), and the outer wall of the insulating sleeve (3) is abutted to the inner wall of the first reinforcing sleeve (22).