TWI507050B - Earphone assembly - Google Patents

Description

headset

The invention relates to an earphone, in particular to a wired earphone.

The conventional earphone includes two earplugs, a plug, two bifurcation wires respectively connecting the earplugs, and a main wire connecting the two bifurcation wires and the plug. When the earphones are put away, the two bifurcation lines and the bifurcation line and the main line are easily entangled with each other, and it often takes a lot of time to unwind them when using them, which is very inconvenient; The length is limited, and when users need to share music with others, it is often inconvenient due to insufficient length of the fork line.

In view of this, it is necessary to provide a headphone with simple wire separation and integration operation.

An earphone comprising a plug, two earplugs, and two wires respectively connecting the plug and the earplug, each wire comprising a metal lead connecting the plug and the earplug, and a set of the body covering the metal lead, the sleeve The first card portion and the second card portion are disposed on the side of the main body portion and are spaced apart from each other along the longitudinal direction thereof. The first card portion and the second card portion are disposed. The second card portion of the two wires can be respectively inserted into the receiving slots of the opposite other wires and abut the first card on opposite sides of the receiving slot. The setting part and the second card part.

In the present invention, the two wires are respectively disposed in the receiving slots of the other wires through the second carding portions provided on one side thereof, so that the two wires can be integrated side by side, and only the two wires are separated. The two wires need to be pulled apart, and the operation is simple, which can prevent the two wires from being entangled with each other, and can also meet the needs of the user to adjust the different lengths of the wires.

10‧‧‧ plug

20‧‧‧ wire

21‧‧‧ lead

23‧‧‧ Socket

25‧‧‧storage trough

30‧‧ Earplugs

40‧‧‧ zipper

41‧‧‧Loading board

43‧‧‧ bumps

45‧‧‧Folding

231‧‧‧ Main body

233‧‧‧First Carding Department

235‧‧‧Second Carding Department

2331‧‧‧Bevel

2351‧‧‧First bevel

2353‧‧‧Second slope

1 is a schematic view of an earphone in an embodiment of the present invention.

Figure 2 is a cross-sectional view taken along line II-II of the combination of the two wires in Figure 1.

Figure 3 is a cross-sectional view of a wire of Figure 1 taken along line III-III.

Referring to FIG. 1 , an earphone according to an embodiment of the present invention includes a plug 10 , two ear plugs 30 , two separate wires 20 respectively connecting the plug 10 and the ear plug 30 , and a zipper connected to and connected to the two wires 20 . 40.

Referring to FIG. 2 and FIG. 3 simultaneously, each of the wires 20 includes two metal leads 21 and a set of bodies 23 enclosing the two metal leads 21. These leads 21 electrically connect the plug 10 and a corresponding earplug 30. The sleeve body 23 is made of an insulating material. In the embodiment, the sleeve body 23 is a solid body made of a rubber material, and includes a long main body portion 231 and a space protruding from the side of the main body portion 231. a first carding portion 233 and a second carding portion 235. The main body portion 231 has a substantially elliptical cross section, and the two metal leads 21 are spaced apart from the central portion of the main body portion 231 and extend along the longitudinal direction thereof.

The first engaging portion 233 and the second engaging portion 235 are arranged side by side on the outer surface of the main body portion 231 and are elongated strips extending in the longitudinal direction of the main body portion 231 . The first engaging portion 233 is formed to protrude outward from one end of the main body portion 231, and a lower end surface thereof is coplanar with a lower end surface of the one end of the main body portion 231. The first latching portion 233 has a substantially trapezoidal cross section, and a side adjacent to the second latching portion 235 is a slope 2331. The width of the cross section of the first engaging portion 233 is away from the main body from the end connected to the main body portion 231 One end of the portion 231 gradually increases.

The second engaging portion 235 is formed to protrude outward from the central portion of the outer side surface of the main body portion 231, and has a dovetail shape in cross section. In the embodiment, the second engaging portion 235 is an isosceles trapezoid. The two side faces of the second engaging portion 235 connected to the main body portion 231 are a first inclined surface 2351 and a second inclined surface 2353 which are inclined outward from the main body portion 231. The width of the cross section gradually increases from one end connected to the main body portion 231 toward the end away from the main body portion 231. The first inclined surface 2351 and the second inclined surface 2353 are equal to the outer side surface of the main body portion 231 at an angle equal to the angle between the inclined surface of the first engaging portion 233 and the outer side surface of the main body portion 231. The outer side surface of the first engaging portion 233 is coplanar with the outer side surface of the second engaging portion 235.

The inclined surface 2331 of the first locking portion 233, the first inclined surface 2351 of the second locking portion 235, and the outer side surface of the main body portion 231 are collectively formed with a dovetail-shaped receiving groove 25. In this embodiment, the receiving groove 25 has an isosceles trapezoidal shape, and its cross-sectional width gradually decreases from the inside to the outside. The shape and size of the receiving slot 25 are matched with the shape and size of the second latching portion 235 of the other sleeve 23 for receiving a second latching portion 235 of the other sleeve body 23.

Referring to FIG. 2 again, when the two wires 20 need to be integrated to prevent them from being entangled with each other, the two wires 20 are brought close to each other, and the first card portion 233 and the second card portion 235 are oriented toward each other. Then, the two wires 20 are further pressed, so that the second engaging portions 235 of the two wires 20 are squeezed into the receiving grooves 25 of the opposite other wires 20 and are inserted therein. At this time, the outer side surface of the second latching portion 235 of one of the wires 20 is attached to the outer side surface of the receiving slot 25 of the other lead wire 20, and the first inclined surface 2351 and the second inclined surface 2353 are attached to the receiving slot 25 of the other lead wire 20. The inclined surface 2331 and the first inclined surface 2351 are opposite to each other. Thus, the two wires 20 are integrated side by side along their length.

When it is necessary to separate the two wires 20 that are integrated to accommodate different lengths, Simply pull the two wires 20 apart.

In the above earphone, the integration and separation operation of the two wires 20 is convenient and simple, saves time, and can prevent the two wires 20 from being entangled with each other, and can meet the different separation length requirements of the wires 20. In addition, the first engaging portion 233 and the second engaging portion 235 of the sleeve 23 are made of a rubber material, which is not only soft to the touch but also more easily squeezed together with materials such as plastic, and the sleeves 23 are mutually The mating second latching portion 235 and the receiving slot 25 are both dovetail-shaped, so that the two wires 20 that are integrated together are not easily detached.

Please refer to FIG. 1 in order to realize the integration and separation process of the above two wires 20 more conveniently, which can be completed by means of the zipper 40. The zipper 40 has a carrier plate 41, a prismatic protrusion 43 protruding from the middle of the carrier plate 41, and two folded edges 45 extending from opposite sides of the carrier plate 41. The main body portion 231 of the sleeve 23 of the wire 20 is interposed between the flange 45 and the carrier plate 41, and the first latching portion 233 and the second latching portion 235 are opposite each other, and the two wires 20 are protruded 43. interval. The length direction of the projection 43 is the same as the extending direction of the wire 20. When the zipper 40 is operated to move along the wire 20 toward the end near the earplug 30, the two wires 20 are brought close to each other due to the pressing of the two folded edges 45, so that the second engaging portion 235 of one wire 20 is locked in the opposite direction. In the receiving groove 25 of the other wire 20, the two wires 20 are integrated side by side along the length thereof; when the zipper 40 is operated to move along the wire 20 toward the end close to the plug 10, the two wires 20 are convex. The pressing of the 43 is separated from each other, so that the second engaging portion 235 is separated from the latching receiving groove 25 thereof, so that the two wires 20 are separated along the longitudinal direction thereof.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art will be included in the following claims.

21‧‧‧ lead

231‧‧‧ Main body

233‧‧‧First Carding Department

235‧‧‧Second Carding Department

Claims (10)

An earphone comprising a plug, two earplugs, and two wires respectively connecting the plug and the earplug, wherein the wire comprises: a metal lead connecting the plug and the earplug, and a set of the metal lead wrapped. The sleeve body includes a long main body portion, a first clamping portion and a second clamping portion which are disposed on one side of the main body portion and are spaced apart from each other along the longitudinal direction of the main body portion, and the first clamping portion The second latching portion and the main body portion together form a receiving slot, and the second latching portions of the two wires can be respectively respectively received in the receiving slots of the opposite other wires and abut against the opposite sides of the receiving slot. The first carding portion and the second carding portion. The earphone of the first aspect of the invention, wherein the adjacent side of the first carding portion and the second carding portion are inclined faces that face each other and gradually approach each other, the two slopes and the body portion The corresponding one side of the wire forms the receiving groove, and the second and the engaging portion of the corresponding wire are received in the receiving groove and the opposite sides respectively abut the two inclined faces. The earphone of the second aspect of the invention, wherein the second carding portion is arranged as a longitudinal strip, and each of the second carding portion and the receiving slot is dovetail-shaped. The earphone of claim 3, wherein the second clamping portion and the receiving groove have an isosceles trapezoidal cross section. The earphone of claim 3, wherein an outermost end of the second latching portion abuts a main body portion of the sleeve of the corresponding wire, and opposite sides thereof and the first latching portion and the second The slope of the card portion abuts. The earphone according to claim 3, wherein the first engaging portion is arranged as a longitudinal strip, and an outermost end thereof is parallel with an outermost end of the second engaging portion. The earphone of claim 1, wherein the sleeve is a solid body. The earphone of claim 1, further comprising a zipper, the zipper bag a carrier board, a protrusion protruding from a central portion of one side of the carrier board, and two folded edges extending from opposite sides of the carrier board, the two wires being respectively sandwiched between the flange and the carrier board, The bump is located between the two wires. The earphone of claim 8, wherein the protrusion has a prism shape and a length direction thereof is the same as a direction in which the wire extends. The earphone according to any one of claims 1 to 9, wherein the first card portion and the second card portion of the casing are made of a rubber material.