Wear-resistant earphone cable

Abstract

The utility model discloses a wear-resistant earphone line, which relates to the technical field of earphone equipment accessories and comprises an earphone line body, one end of the earphone line body is fixedly connected with a volume adjusting device, and the upper end of the volume adjusting device is fixedly connected with a left sound channel line and a right sound channel line respectively. The other ends of the left sound channel line and the right sound channel line are fixedly connected with a first earphone head and a second earphone head respectively, one end of the first earphone head is fixedly connected with a fixing column, fixing assemblies are symmetrically mounted in the fixing column, one end of the second earphone head is fixedly connected with a mounting seat, one end of the mounting seat is provided with a fixing groove, and positioning assemblies are symmetrically mounted on the inner wall of the fixing groove. By adopting the structure, the earphone cord can be effectively prevented from being mutually wound in the storage process, the trouble that the earphone cords need to be unfastened with time and energy when being taken out for use is avoided, physical damages, such as abrasion, breakage and the like, possibly caused by frequent winding and knotting to the earphone cords can be avoided, the damages can be reduced, and the service life of the earphone cords can be prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to earphone equipment accessory technique field, especially relate to a wear -resisting earphone wire. BACKGROUND

[0002] As an important component connecting audio devices and earphones, earphone wires are usually made of multiple thin copper wires or other conductive materials, braided and wrapped in insulating materials to ensure stable signal transmission. It is externally covered with a protective layer to enhance durability and abrasion resistance. The length and thickness of earphone wires are designed according to usage requirements, some are equipped with line control and microphones, making it convenient for users to adjust volume, switch songs or answer phone calls. Common interface types include 3.5mm, Type-C and Lightning, etc., matching different audio jacks of devices. Choosing the right earphone wire can bring better sound quality experience and convenient operation.

[0003] Publication No. "CN207603867U" earphone wire, including earphone wire body, the earphone wire one end connects earphone, the other end is connected with plug, earphone wire is provided with volume adjusting device, the earphone wire includes wire core and cladding, the wire core is located in the inside of cladding, the outer surface of cladding is uniformly provided with a plurality of protrusions, the high polymer hydrophobic layer is arranged between each protrusion, the earphone wire and earphone and plug connection place is provided with the protective layer for protecting earphone wire, the protective layer includes spring and rubber sheath, the spring and earphone and plug between integral injection molding setting, the rubber sheath covers the outer surface of spring, in the utility model, the high polymer hydrophobic layer can prevent earphone wire from being dirty and difficult to clean after long-term use, and the protrusions can effectively prevent the high polymer hydrophobic layer from being damaged.

[0004] Although the above-mentioned utility model can prevent earphone wire from being dirty and difficult to clean after long-term use by setting high polymer hydrophobic layer, and the protrusions can effectively prevent the high polymer hydrophobic layer from being damaged, but when the earphone wire is stored, the earphone head cannot be combined and fixed, and it is more likely to be entangled with other objects or the earphone wire itself during storage, which not only increases the difficulty of disentangling during use, but also may cause unnecessary wear and tear to the earphone wire. Most of the earphone heads on the market use magnetic attraction to combine, but they may separate due to slight external force or vibration, causing the earphone to be unable to remain together stably, which may cause the earphone wire to be more easily entangled together during storage, increasing the difficulty of disentangling during subsequent use, and also exacerbating the wear and tear and aging of the earphone wire. SUMMARY

[0005] In view of the problems mentioned in the background art, the utility model discloses a kind of wear-resistant earphone wires to solve the problem that earphone head is mostly combined using magnetic attraction, but can be separated due to slight external force or vibration, so that earphone cannot be kept together stably, can cause earphone wire to be more easily wound together in storage process, increase the difficulty of untying when subsequent use, simultaneously can also aggravate the wear and aging of earphone wire.

[0006] The above technical purpose of the utility model is realized by the following technical solutions.

[0007] A kind of wear-resistant earphone wire, including earphone wire body, earphone wire body one end is fixedly connected with volume adjusting device, volume adjusting device upper end is fixedly connected with left channel line and right channel line respectively, left channel line and right channel line the other end is fixedly connected with first earphone head and second earphone head respectively, first earphone head one end is fixedly connected with fixed column, fixed column inside is symmetrically installed with fixed component, second earphone head one end is fixedly connected with mounting seat, mounting seat one end is provided with fixed slot, fixed slot inner wall is symmetrically installed with positioning component;

[0008] Fixed component includes cavity, first reset spring, moving plate and locking block, fixed column inside is symmetrically provided with cavity, cavity inside one end is fixedly connected with first reset spring, first reset spring the other end is fixedly connected with moving plate, moving plate and cavity inside are slidingly connected, moving plate away from the one end of first reset spring is fixedly connected with locking block, locking block away from the one end of moving plate extends fixed column outer side wall, locking block both ends are symmetrically provided as inclined surface, fixed column and fixed slot are inserted, fixed slot inner wall is symmetrically provided with locking slot, locking slot and locking block are clamped, can effectively prevent earphone wire from being wound together during storage, avoid the trouble of spending time and energy to untying when taking out and using, frequent winding and knotting can cause physical damage to earphone wire, such as wear, breakage, etc., can also reduce these damages, prolong the service life of earphone wire.

[0009] As a preferred technical solution, the outer side wall of the fixed column is symmetrically fixedly connected with a limiting block through an annular circumferential array, the inner wall of the fixed slot is symmetrically provided with a limiting slot through an annular circumferential array, the limiting block and the limiting slot are slidingly connected, and the design of the limiting block and the limiting slot can ensure the accuracy of the first earphone head and the second earphone head when merging.

[0010] As a preferred technical solution, the positioning assembly comprises an embedded hole, a second reset spring and a positioning column, the inner wall of the fixing groove is symmetrically provided with the embedded hole, one end inside the embedded hole is fixedly connected with the second reset spring, the other end of the second reset spring is fixedly connected with the positioning column, the positioning column and the inside of the embedded hole are in sliding connection, and the end of the positioning column away from the second reset spring extends to the inside of the fixing groove and is provided as an arc surface, the outer side wall of the fixing column is symmetrically provided with a positioning groove, and the positioning column and the positioning groove are in clamping connection, so that the first earphone head and the second earphone head can be kept in a correct positional relationship when being combined.

[0011] As a preferred technical solution, the earphone wire body is provided with a storage ring on the outer side wall, the storage ring is fixedly connected with a storage belt on the outer side wall, and the storage belt is fixedly connected with a magic tape at both ends, so that the earphone wire can be tightly wound together, the space required for storing the earphone is greatly reduced, and carrying is more convenient.

[0012] As a preferred technical solution, the earphone wire body comprises a core and a protective sleeve, the core is fixedly connected with the protective sleeve on the outer side, the protective sleeve comprises an insulating layer, a reinforcing layer and an outer protective layer, the insulating layer is fixedly connected with the reinforcing layer on the outer side, and the reinforcing layer is fixedly connected with the outer protective layer on the outer side, the insulating layer is made of a polyethylene layer, the reinforcing layer is made of a Kevlar fiber layer, and the outer protective layer is made of a TPE thermoplastic elastomer layer, the insulating layer can isolate the electrical signal from the outside, prevent the electrical wire from contacting other metal or charged objects, and thus avoid risks such as short circuit and fire, the reinforcing layer can increase the overall strength of the earphone wire, prevent damage due to accidental bending, pulling or stepping during use, and the outer protective layer can protect the insulating layer and the reinforcing layer inside from damage from the external environment such as scratching, abrasion or corrosion.

[0013] To sum up, the utility model mainly has the following beneficial effects:

[0014] In the utility model, the first earphone head and the second earphone head are combined, the fixing column at one end of the first earphone head is inserted into the fixing groove inside the mounting seat at one end of the second earphone head, in the process of insertion, the extrusion force presses the inclined surface at one end of the locking block, the locking block drives the moving plate to press the first reset spring, the first reset spring is compressed, when the locking block moves to the locking groove, the first reset spring resets, the moving plate rebounds to drive the locking block to pop out, the locking block is clamped with the locking groove, the combination of the first earphone head and the second earphone head is completed, the combined fixed earphone head can effectively prevent the earphone wire from being entangled with each other during storage, avoids the trouble of spending time and effort to untangle when taking out and using, and frequent entanglement and knotting may cause physical damage to the earphone wire, such as abrasion and fracture, the combined fixed earphone head can reduce these damages and prolong the service life of the earphone wire. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1It is a three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is a three-dimensional structure schematic diagram of the utility model Figure 1 It is an A part enlarged view of the utility model;

[0017] Figure 3 It is a first earphone head cross section three-dimensional structure schematic diagram of the utility model;

[0018] Figure 4 It is a second earphone head cross section three-dimensional structure schematic diagram of the utility model;

[0019] Figure 5 It is an earphone line body cross section three-dimensional structure schematic diagram of the utility model.

[0020] Fig. 1, earphone line body;101, core;102, protective sleeve;1021, insulating layer;1022, reinforcing layer;1023, outer sheath;2, volume adjusting device;3, left channel line;4, right channel line;5, first earphone head;6, second earphone head;7, storage ring;8, storage belt;9, magic tape;10, fixed column;11, mounting seat;12, fixed slot;13, limiting block;14, limiting slot;15, fixed assembly;151, cavity;152, first reset spring;153, moving plate;154, locking block;16, locking slot;17, positioning assembly;171, built-in hole;172, second reset spring;173, positioning column;18, positioning slot. Specific implementation

[0021] Embodiment

[0022] Reference Figures 1 to 5 The earphone line body 1 one end of the utility model is provided with volume adjusting device 2, volume adjusting device 2 upper end is respectively connected with left channel line 3 and right channel line 4, and left channel line 3 and right channel line 4 other end are respectively connected with first earphone head 5 and second earphone head 6, first earphone head 5 one end is connected with fixed column 10, and fixed column 10 inside is symmetrically installed with fixed assembly 15, second earphone head 6 one end is connected with mounting seat 11, and mounting seat 11 one end is provided with fixed slot 12, and fixed slot 12 inner wall is symmetrically installed with positioning assembly 17;

[0023] The fixed assembly 15 comprises a cavity 151, a first reset spring 152, a moving plate 153 and a locking block 154. The cavity 151 is symmetrically arranged in the fixed column 10, the first reset spring 152 is fixedly connected to one end of the cavity 151, the moving plate 153 is fixedly connected to the other end of the first reset spring 152, the moving plate 153 is slidably connected to the cavity 151, the locking block 154 is fixedly connected to one end of the moving plate 153 away from the first reset spring 152, the other end of the locking block 154 away from the moving plate 153 is fixedly connected to the outer wall of the fixed column 10, the two ends of the locking block 154 are symmetrically provided with inclined surfaces, the fixed column 10 is inserted into the fixed slot 12, the locking slot 16 is symmetrically arranged in the inner wall of the fixed slot 12, the locking slot 16 is clamped with the locking block 154, the first earphone head 5 and the second earphone head 6 are combined, the fixed column 10 at one end of the first earphone head 5 is inserted into the fixed slot 12 of the fixed column 10 at one end of the second earphone head 6, in the process of insertion, the extrusion force is applied to the inclined surface at one end of the locking block 154, so that the locking block 154 drives the moving plate 153 to press the first reset spring 152, the first reset spring 152 is compressed, when the locking block 154 moves to the locking slot 16, the first reset spring 152 resets, the moving plate 153 rebounds to drive the locking block 154 to pop out, the locking block 154 is clamped with the locking slot 16, and the combination of the first earphone head 5 and the second earphone head 6 is completed.

[0024] Reference Figures 2 to 3 The outer wall of the fixed column 10 is fixedly connected with the limiting block 13 through the annular circumferential array, the inner wall of the fixed slot 12 is symmetrically provided with the limiting slot 14 through the annular circumferential array, the limiting block 13 is slidably connected with the limiting slot 14, the first earphone head 5 and the second earphone head 6 are combined, the fixed column 10 at one end of the first earphone head 5 is inserted into the fixed slot 12 of the fixed column 10 at one end of the second earphone head 6, and the limiting block 13 on the outer side of the fixed column 10 is slidably connected with the limiting slot 14 on the inner wall of the fixed slot 12.

[0025] Reference Figure 2 And Figure 4, the positioning assembly 17 includes an embedded hole 171, a second reset spring 172 and a positioning column 173, the inner wall of the fixed groove 12 is symmetrically provided with the embedded hole 171, one end inside the embedded hole 171 is fixedly connected with the second reset spring 172, the other end of the second reset spring 172 is fixedly connected with the positioning column 173, the positioning column 173 is in sliding connection with the inside of the embedded hole 171, and the end, away from the second reset spring 172, of the positioning column 173 extends to the inside of the fixed groove 12 and is provided as an arc surface, the outer side wall of the fixed column 10 is symmetrically provided with a positioning groove 18, and the positioning column 173 is in clamping connection with the positioning groove 18, the first earphone head 5 and the second earphone head 6 are combined, the fixed column 10 at one end of the first earphone head 5 is inserted into the inside of the fixed groove 12 of the mounting seat 11 at one end of the second earphone head 6, in the process of insertion, the extrusion force is applied to the arc surface of the positioning column 173, so that the positioning column 173 is pressed towards the second reset spring 172, the second reset spring 172 is compressed, when the positioning column 173 moves to the positioning groove 18, the second reset spring 172 resets, the positioning column 173 pops out, the positioning column 173 is clamped with the positioning groove 18, and the positioning of the fixed column 10 and the fixed groove 12 during insertion is completed.

[0026] With reference to Figure 1 , the outer side wall of the earphone wire body 1 is sleeved with a storage ring 7, the outer side wall of the storage ring 7 is fixedly connected with a storage belt 8, the two ends of the storage belt 8 are fixedly connected with magic tapes 9, the earphone wire body 1 is wound, the storage belt 8 winds the wound earphone wire body 1, and the magic tapes 9 at the two ends of the storage belt 8 are bonded, so that the earphone wire body 1 is stored.

[0027] With reference to Figure 5 , the earphone wire body 1 includes a fiber core 101 and a protective sleeve 102, the outer side of the fiber core 101 is fixedly connected with the protective sleeve 102, the protective sleeve 102 includes an insulation layer 1021, a reinforcing layer 1022 and an outer protective layer 1023, the outer side of the insulation layer 1021 is fixedly connected with the reinforcing layer 1022, and the outer side of the reinforcing layer 1022 is fixedly connected with the outer protective layer 1023, the material of the insulation layer 1021 is a polyethylene layer, the material of the reinforcing layer 1022 is a Kevlar fiber layer, and the material of the outer protective layer 1023 is a TPE thermoplastic elastomer layer, the setting of the insulation layer 1021 can isolate the electrical signal from the outside, prevent the electric wire from contacting other metal or charged objects, and thus avoid risks such as short circuit and fire, the setting of the reinforcing layer 1022 can increase the overall strength of the earphone wire, prevent damage due to accidental bending, pulling or stepping during use, and the setting of the outer protective layer 1023 can protect the internal insulation layer 1021 and the reinforcing layer 1022 from damage from the external environment, such as scratching, abrasion or corrosion.

[0028] Principle and advantages: first, the first earphone head 5 and the second earphone head 6 are combined, the fixed column 10 at one end of the first earphone head 5 is inserted into the fixed groove 12 at one end of the mounting seat 11 of the second earphone head 6, in the process of insertion, the extrusion force is applied to the arc surface of the positioning column 173, so that the positioning column 173 is pressed to the second reset spring 172, the second reset spring 172 is compressed, when the positioning column 173 moves to the positioning groove 18, the second reset spring 172 resets, the positioning column 173 pops out, the positioning column 173 is clamped with the positioning groove 18, the positioning of the fixed column 10 and the fixed groove 12 is completed when the plug-in, at the same time, the extrusion force is applied to the inclined surface at one end of the locking block 154, so that the locking block 154 drives the moving plate 153 to press the first reset spring 152, the first reset spring 152 is compressed, when the locking block 154 moves to the locking groove 16, the first reset spring 152 resets, the moving plate 153 rebounds and drives the locking block 154 to pop out, the locking block 154 is clamped with the locking groove 16, the combination and fixation of the first earphone head 5 and the second earphone head 6 are completed, then the earphone wire body 1 is wound, the earphone wire body 1 after winding is wound by the storage belt 8, the magic tape 9 at both ends of the storage belt 8 is adhered, and the earphone wire body 1 is stored;

[0029] The earphone wire can be effectively prevented from being wound with each other during storage, the trouble of spending time and energy to untie when taking out and using is avoided, frequent winding and knotting can cause physical damage to the earphone wire, such as abrasion, fracture and the like, the earphone wire can be further reduced and the service life of the earphone wire is prolonged.

Claims

1. A wear-resistant earphone cord, comprising an earphone cord body (1), characterized in that: The earphone wire body (1) one end is fixedly connected with volume adjusting device (2), volume adjusting device (2) upper end is fixedly connected with left channel line (3) and right channel line (4) respectively, left channel line (3) and right channel line (4) the other end is fixedly connected with first earphone head (5) and second earphone head (6) respectively, first earphone head (5) one end is fixedly connected with fixed column (10), fixed column (10) inside symmetry is equipped with fixed component (15), second earphone head (6) one end is fixedly connected with mounting seat (11), mounting seat (11) one end is equipped with fixed slot (12), fixed slot (12) inner wall symmetry is equipped with positioning component (17). The fixed component (15) includes a cavity (151), a first reset spring (152), a moving plate (153) and a locking block (154), the fixed column (10) is internally and symmetrically provided with a cavity (151), the first reset spring (152) is fixedly connected to one end of the cavity (151) inside, the first reset spring (152) is fixedly connected to the other end of the moving plate (153), the moving plate (153) is slidably connected with the cavity (151) inside, the locking block (154) is fixedly connected to the one end of the moving plate (153) away from the first reset spring (152), the locking block (154) is fixedly connected to the outer side wall of the fixed column (10) at the other end away from the moving plate (153), and the locking block (154) is symmetrically provided with inclined surfaces at both ends.

2. A wear-resistant earphone cord according to claim 1, characterized in that: The fixed column (10) is inserted into the fixed slot (12), the fixed slot (12) inner wall symmetry is equipped with locking slot (16), locking slot (16) and locking block (154) for card.

3. A wear resistant earphone cord according to claim 1, wherein: The outer side wall of the fixed column (10) is fixedly connected with a limiting block (13) through an annular circumferential array, the inner wall of the fixed slot (12) is symmetrically provided with a limiting slot (14) through an annular circumferential array, and the limiting block (13) is slidably connected with the limiting slot (14).

4. The abrasion-resistant earphone cord of claim 1, wherein: The positioning component (17) includes an embedded hole (171), a second reset spring (172) and a positioning column (173), the inner wall of the fixed slot (12) is symmetrically provided with an embedded hole (171), the second reset spring (172) is fixedly connected to one end of the embedded hole (171) inside, the second reset spring (172) is fixedly connected to the other end of the positioning column (173), the positioning column (173) is slidably connected with the embedded hole (171) inside, and the positioning column (173) is extended into the fixed slot (12) and provided with an arc surface at the one end away from the second reset spring (172).

5. A wear resistant earphone cord according to claim 4, wherein: The outer side wall of the fixed column (10) is symmetrically provided with a positioning slot (18), and the positioning column (173) is clamped with the positioning slot (18).

6. A wear resistant earphone cord according to claim 1, wherein: The outer side wall of the earphone wire body (1) is sleeved with a storage ring (7), the outer side wall of the storage ring (7) is fixedly connected with a storage belt (8), and the two ends of the storage belt (8) are fixedly connected with magic tapes (9).

7. A wear resistant earphone cord as defined in claim 1, wherein: The earphone wire body (1) comprises a core (101) and a protective sleeve (102), and the outer side of the core (101) is fixedly connected with the protective sleeve (102).

8. A wear resistant earphone cord according to claim 7, wherein: The protective sleeve (102) comprises an insulation layer (1021), a reinforcing layer (1022) and an outer protective layer (1023), the outer side of the insulation layer (1021) is fixedly connected with the reinforcing layer (1022), the outer side of the reinforcing layer (1022) is fixedly connected with the outer protective layer (1023), the material of the insulation layer (1021) is a polyethylene layer, the material of the reinforcing layer (1022) is a Kevlar fiber layer, and the material of the outer protective layer (1023) is a TPE thermoplastic elastomer layer.

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