KR101142277B1

KR101142277B1 - Headphone

Info

Publication number: KR101142277B1
Application number: KR1020107027693A
Authority: KR
Inventors: 이종배
Original assignee: 크레신 주식회사
Priority date: 2009-01-06
Filing date: 2009-01-06
Publication date: 2012-05-07
Also published as: WO2010079852A1; KR20110011673A

Abstract

The present invention relates to a headphone, and according to the present invention, since the rotating shaft portion is integrally formed in the housing hanger, a separate rotating shaft is unnecessary.
Therefore, a technique for simplifying the manufacturing process and reducing the manufacturing cost by reducing the number of parts is disclosed.

Description

Headphone {HEADPHONE}

The present invention relates to a headphone.

The headphone is a device for listening to sound by connecting to a sound reproducing apparatus such as audio, and has a function of blocking the sound so that no one else can hear it so that only the user can hear the sound.

Referring to FIG. 1, a conventional headphone 10 includes a speaker 11, a headphone housing 12, a headband 13, and a housing hanger 14.

The speaker 11 is a device connected to a signal line (not shown) to amplify a sound according to an electrical signal input.

The headphone housing 12 is provided as a pair to be worn on both ears of the user, and a speaker 11 is installed therein. And, the headband 13 is seated on the user's head, and serves to connect a pair of headphone housing 12.

The housing hanger 14 is for coupling the headphone housing 12 and the headband 13 apart from each other, one end is coupled to the headphone housing 12, the other end is coupled to the headband (13).

The housing hanger 14 includes a pair of coupling parts 14a coupled to the headphone housing 12, a connection part 14b connecting between the two coupling parts 14a, and a headband extending from the connection part 14b. 13) is configured to include a rotating portion (14c) rotatably coupled. In addition, the headband 13 is provided with a pair of frame portions 13a coupled to the rotating portion 14c.

The rotating portion 14c includes a through hole 14d through which the rotating shaft 15 passes, and a rotating angle limiting shaft 14d for limiting the rotating angle of the rotating portion 14c, and the frame portion 13a includes the rotating shaft 15. ) Is inserted into the insertion hole (13b), and the guide groove (13c) for guiding the movement of the rotation angle limiting shaft (14d).

In addition, the separation prevention member 16 is coupled to the insertion end of the rotation shaft 15 to prevent the rotation shaft 15 from being separated from the insertion hole 13b.

That is, the conventional headphone 10 is installed so that the rotation shaft 15 passes through the insertion hole 13b and the through hole 14d sequentially, and the separation prevention member 16 is installed at the insertion end of the rotation shaft 15. The housing hanger 14 is rotatably installed in the headband 13.

However, such a conventional headphone 10 requires a separate rotating shaft 15 and the separation prevention member 16 to couple the housing hanger 14 and the headband 13, the manufacturing process is complicated, There was a problem that the manufacturing cost increases due to the increase in the number of parts.

The present invention provides a technology related to a headphone that can simplify the manufacturing process and reduce the number of parts by improving the coupling structure of the housing hanger and the headband.

Headphones according to the present invention for achieving the above object, a headphone housing having a speaker for outputting sound; A headband worn on the user's head such that the headphone housing is positioned on the user's ear; And a housing hanger for coupling the headphone housing and the headband to be spaced apart from each other, wherein the housing hanger is integrally provided with a rotating shaft portion for rotatably coupling to the headband, and the rotating shaft portion is provided in the headband. Characterized in that the insertion hole is formed is inserted.

In addition, the housing hanger includes a first housing hanger member and a second housing hanger member, wherein the first housing hanger member is provided with the rotating shaft portion integrally, the second housing hanger member of the first housing hanger member It is integrally provided with a rotation angle limiting shaft portion for limiting the rotation angle, the headband is characterized in that it further comprises a guide hole for limiting the moving range of the rotation angle limiting shaft while guiding the rotation angle limiting shaft portion.

In addition, the first housing hanger member, the first coupling portion coupled to one side of the headphone housing; And a first connection part connecting the first coupling part and the rotary shaft part, wherein the second housing hanger member comprises: a second coupling part coupled to the other side of the headphone housing; And a second connection part connecting the second coupling part and the rotation angle limiting shaft part, wherein the first connection part is configured to restrict the first housing hanger member and the second housing hanger member from being separated from the headband. Is to support one side of the headband, characterized in that the second connecting portion is provided to support the other side of the headband.

In addition, the direction in which the rotating shaft portion is inserted into the insertion hole is characterized in that the direction of the rotation angle limiting shaft portion is substantially opposite to the direction in which the guide hole is inserted.

According to the present invention, since the rotating shaft portion is integrally formed on the first housing hanger member, a separate rotating shaft is unnecessary.

In addition, the second housing hanger member serves to limit the rotation angle of the first housing hanger member through the rotation angle limiting shaft portion and to prevent the first housing hanger member from being separated from the headband through the second connecting portion. In addition, since the first housing hanger member serves to prevent the second housing hanger member from being separated from the headband through the first connection part, a separate departure preventing member for preventing separation of the housing hanger is unnecessary.

Therefore, the manufacturing process can be simplified, the manufacturing cost can be reduced by reducing the number of parts, and the overall weight and size of the product can be reduced.

1 is a perspective view showing a conventional headphone.
2 is a perspective view showing a headphone according to the present invention.
3 is an exploded perspective view showing a headphone according to the present invention.
4 is a longitudinal sectional view of the headphone shown in FIG. 2.
5A to 5C are schematic views showing the operation of the headphones according to the present invention.
* Description of the code for the main parts of the drawings *
200: headphones 210: speakers
220: headphone housing 230: headband
240 housing hanger 241 first housing hanger member
241a: first coupling portion 241b: first coupling portion
241c: rotating shaft portion 242: second housing hanger member
242a: second coupling portion 242b: second coupling portion
242c: rotation angle limiting shaft

Best Mode for Carrying Out the Invention

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings, description of overlapping description or obvious matters will be omitted or compressed as possible.

Figure 2 is a perspective view of the headphone according to the invention, Figure 3 is an exploded perspective view of the headphone according to the invention, Figure 3 is a longitudinal cross-sectional view of the headphone shown in FIG.

2 to 4, the headphone 200 according to the present invention includes a speaker 210, a headphone housing 220, a headband 230, a housing hanger 240, and a cover member ( 250).

The speaker 210 is electrically connected to a sound output device (not shown) such as audio through a signal line (not shown), and amplifies and outputs sound.

The headphone housing 220 is for mounting the speaker 210, and is provided in pairs and positioned at both ears of the user.

The headband 230 is worn on the user's head and has a function of supporting the headphone housing 220 so that the headphone housing 220 is in close contact with the user's ear.

The headband 230 is preferably provided to have a predetermined elasticity, it may be provided to adjust the length according to the size of the user's head.

In addition, the headband 230 has a cylindrical shaft coupling portion 231 coupled to the housing hanger 240 at the end of the headphone housing 220, the shaft coupling portion 231 is a rotating shaft portion (to be described later) ( The insertion hole 231a and the guide hole 231b into which the 241c and the rotation angle limiting shaft part 242c are inserted are respectively provided.

Here, the insertion hole 231a and the guide hole 231b are formed to penetrate between both ends of the shaft coupling portion 231, and the guide hole 231b is formed to be curvature spaced apart by a predetermined radius around the insertion hole 231a. do.

The housing hanger 240 is for coupling the headphone housing 220 and the headband 230 apart from each other.

The housing hanger 240 is divided into a first housing hanger member 241 and a second housing hanger member 242. The first housing hanger member 241 is rotatably coupled to the headband 230, and the second housing. The hanger member 242 limits the rotation angle of the first housing hanger member 241.

The first housing hanger member 241 is formed of a first coupling part 241a, a first connection part 241b, and a rotation shaft part 241c.

The first coupling part 241a is rotatably coupled to the first installation hole 221 formed at one side of the headphone housing 220. The first coupling portion 241a has a wedge shape at one end to be easily inserted into the first installation hole 221 and is formed to be cut in the longitudinal direction. That is, when the first coupling part 241a is partially inserted into the first installation hole 221, the first coupling part 241a passes through the first installation hole 221 while passing through the first installation hole 221. It is restored and caught in a direction opposite to the insertion around the first installation hole 221.

The first connection part 241b extends from the other end of the first coupling part 241a to the headband 230 and performs a function of connecting the first coupling part 241a and the rotation shaft part 241c.

The rotating shaft portion 241c is bent from the end of the first connecting portion 241b toward the insertion hole 231a of the headband 230 and is formed to extend, and is inserted into the insertion hole 231a and rotated.

The second housing hanger member 242 is formed of a second coupling part 242a, a second connection part 242b, and a rotation angle limiting shaft part 242c.

The second coupling part 242a is rotatably coupled to the second installation hole 222 formed at the other side of the headphone housing 220 and is provided in substantially the same form as the first coupling part 241a.

The second connection part 242b extends from the second coupling part 242a to the headband 230 and performs a function of connecting the second coupling part 242b and the rotation angle limiting shaft part 242c.

The rotation angle limiting shaft portion 242c is formed to be bent after extending from the end of the second connection portion 242b toward the guide hole 231b of the headband 230 and is inserted into the guide hole 231b to guide the hole 231b. While moving between both ends of the limiting range of movement of the second housing hanger member 242, and limits the rotation angle of the first housing hanger member 241.

Here, the insertion direction of the rotation angle limiting shaft portion 242c inserted into the guide hole 231b is provided so as to be opposite to the insertion direction of the rotation shaft portion 241c inserted into the insertion hole 231a.

As a result, the second connecting portion 242b of the second housing hanger member 242 supports one end of the shaft coupling portion 231 so that the rotation shaft portion 241c of the first housing hanger member 241 is opposite to the insertion direction. It is possible to prevent the deviation in the direction. In addition, the first connecting portion 241b of the first housing hanger member 241 supports the other end of the shaft coupling portion 231, so that the rotation angle limiting shaft portion 242c of the second housing hanger member 242 is in the insertion direction. This prevents the deviation in the opposite direction.

The cover member 250 is to prevent the rotation shaft portion 241c and the rotation angle limiting shaft portion 242c from being exposed to the outside, and are installed at both ends of the shaft coupling portion 231.

Each cover member 250 receives a portion of the first housing hanger member 241 and a portion of the second housing hanger member 242, respectively, and the first and second housing hanger members 241, 242 can rotate. An opening 251 is formed at one side so as to be possible.

Next, a method of manufacturing a headphone according to the present invention will be described.

First, the rotating shaft portion 241c of the first housing hanger member 241 is inserted into the insertion hole 231a of the headband 230. Then, the rotation angle limiting shaft 242c of the second housing hanger member 242 is inserted into the guide hole 231b of the headband 230.

Here, the second housing hanger member 242 may be installed in the headband 230 first.

Thereafter, the headphone housing 220 is coupled to the first coupling portion 241a of the first housing hanger member 241 and the second coupling portion 242a of the second housing hanger member 242, respectively.

In this case, at least one of the first housing hanger member 241 and the second housing hanger member 242 is partially bent elastically, so that the headphone housing 220 has the first coupling part 241a and the second coupling part ( 242a). Therefore, the first and second housing hanger members 241 and 242 should be formed of a material having a predetermined elasticity, and preferably, may be formed of a metal material.

Subsequently, the cover member 250 is installed at both ends of the shaft coupling portion 231 of the headband 230 to prevent the exposure of the rotation shaft portion 241c and the rotation angle restriction shaft portion 242c.

In this case, the cover member 250 may be bonded to the shaft coupling portion 231 by using an adhesive or the like, or may be fastened by using a fastening means such as a screw.

Next, the operation of the headphone according to the present invention will be described with reference to FIGS. 5A to 5C.

First, referring to FIG. 5A, the rotating shaft portion 241c of the first housing hanger member 241 is inserted into the insertion hole 231a of the headband 230 and the second housing hanger member 242. The rotation angle limiting shaft portion 242c of the headband 230 is maintained in a state inserted into the guide hole (231b).

Subsequently, as shown in FIG. 5B, when the first housing hanger member 241 is rotated in the A direction, the rotation shaft portion 241c of the first housing hanger member 241 is inserted into the insertion hole of the head band 230 ( Rotated in the inserted state 231a, the rotation angle limiting shaft portion 242c of the second housing hanger member 242 is moved along the guide hole 231b of the headband 230.

In addition, the rotation angle limiting shaft portion 242c is caught by one end of the guide hole 231b, and the movement thereof is limited, thereby limiting the rotation angle of the first housing hanger member 241.

In addition, as shown in (c) of FIG. 5, when the first housing hanger member 241 is rotated in the B direction, the rotation angle limiting shaft portion 241c is caught by the other end of the guide hole 231b to limit its movement. As a result, the rotation angle of the first housing hanger member 241 is limited.

As described above, the detailed description of the present invention has been made by the embodiments with reference to the accompanying drawings. However, since the above-described embodiments have only been described with reference to preferred examples of the present invention, the present invention is limited to the above embodiments. It is not to be understood that the scope of the invention should be understood by the claims and equivalent concepts described below.

Claims

A headphone housing having a speaker for outputting sound;
A headband worn on the user's head such that the headphone housing is positioned on the user's ear; And
A housing hanger for coupling the headphone housing and the headband apart from each other;
The housing hanger is integrally provided with a rotating shaft portion for rotatably coupling to the headband,
The headband is formed with an insertion hole into which the rotation shaft is inserted,
The housing hanger includes a first housing hanger member and a second housing hanger member,
The first housing hanger member is provided with the rotary shaft portion integrally,
The second housing hanger member is integrally provided with a rotation angle limiting shaft portion for limiting the rotation angle of the first housing hanger member,
The headband further comprises a guide hole for limiting the movement range of the rotation angle restriction shaft while guiding the rotation angle restriction shaft portion.

delete

The method of claim 1,
The first housing hanger member,
A first coupling part coupled to one side of the headphone housing; And
Further comprising a first connecting portion for connecting the first coupling portion and the rotating shaft portion,
The second housing hanger member,
A second coupling part coupled to the other side of the headphone housing; And
Further comprising a second connecting portion connecting the second coupling portion and the rotation angle restriction shaft portion,
The first connecting portion supports one side of the headband and the second connecting portion supports the other side of the headband so as to restrict the first housing hanger member and the second housing hanger member from being separated from the headband. Headphones, characterized in that provided.

The method of claim 3, wherein
And a direction in which the rotation shaft is inserted into the insertion hole is substantially opposite to a direction in which the rotation angle restriction shaft is inserted into the guide hole.