WO2014041610A1

WO2014041610A1 - Electronic device

Info

Publication number: WO2014041610A1
Application number: PCT/JP2012/073230
Authority: WO
Inventors: 敦白田; 知紘佐々木
Original assignee: パイオニア株式会社; 東北パイオニア株式会社
Priority date: 2012-09-11
Filing date: 2012-09-11
Publication date: 2014-03-20
Also published as: JP5979234B2; JPWO2014041610A1

Abstract

[Problem] To provide an electronic device such that twisting or disconnection of a cord can be prevented. [Solution] An earphone (1) is provided with: an earphone body (2); an ear rest (3) for placing the earphone body (2) on the ear; and a connection member (4) connecting the earphone body (2) and the ear rest (3). The connection member (4) is of a joint ball type by which the earphone body (2) is connected to the ear rest (3) rotatably about a central axis (Z) of the earphone body (2) while the range of rotation of the earphone body (2) is regulated.

Description

Electronics

The present invention relates to an electronic device including, for example, a mounting member that is mounted on a head and places the earphone main body on an ear.

2. Description of the Related Art Conventionally, a headphone device has been proposed in which an earphone main body is attached so as to be rotatable with respect to a cord bush portion so that it can be accurately worn against individual differences in the shape of a user's ear (patent) Reference 1).

However, in the conventional headphone device described above, the earphone body can rotate without limitation with respect to the cord bush portion. For this reason, when the earphone main body is rotated without limitation, there is a problem that the cord passed through the earphone main body and the cord bushing is kinked to cause disconnection.

JP 2011-77762 A

The present invention is an example of a problem to deal with such problems. That is, an object of the present invention is to provide an electronic device that can prevent, for example, kinking and disconnection of a cord.

In order to solve the above-described problem, an electronic device according to claim 1 includes an earphone main body, a mounting member that places the earphone main body on an ear, and a connecting member that connects the earphone main body and the mounting member. And the connecting member connects the earphone body to the mounting member so as to be rotatable about a central axis of the earphone body, and restricts a rotation range of the earphone body.

It is a perspective view which shows one Embodiment of the earphone as an electronic device of this invention. It is the perspective view which looked at the earphone shown in FIG. 1 from arrow Y1. It is a figure for demonstrating rotation and rotation of the earphone main body shown in FIG. It is a disassembled perspective view of the earphone shown in FIG. It is the disassembled perspective view which looked at the earphone shown in FIG. 4 from arrow Y2. It is sectional drawing of the earphone main body and connection member which are shown in FIG. It is a perspective view of the connection member shown in FIG. It is a front view of the connection member shown in FIG. It is an expansion perspective view of the lower housing shown in FIG. It is the schematic when an earphone main body is inserted in the ear.

Hereinafter, an electronic apparatus according to an embodiment of the present invention will be described. An electronic device according to an embodiment of the present invention includes an earphone main body, a mounting member that places the earphone main body on an ear, and a connecting member that connects the earphone main body and the mounting member, and the connecting member includes the earphone main body. It connects with a mounting member so that rotation around the central axis of the said earphone main body is possible, and the rotation range of an earphone main body is controlled. Thus, by restricting the rotation range of the earphone main body by the connecting member, it is possible to prevent the cord from being twisted or disconnected.

Also, the connecting member includes a rotation stopper that restricts the rotation range of the earphone body. Thereby, the rotation range of the earphone body can be regulated by the rotation stopper provided in the connecting member.

The connecting member includes a rotating member, an accommodating member that accommodates the rotating member, and a protruding portion that protrudes from the rotating member, and the accommodating member accommodates the rotating member so as to be rotatable around the axis of the earphone body. The projecting portion passes through the opening of the housing member, the end of the projecting portion is coupled to one of the earphone body or the mounting member, and the housing member is coupled to the other of the earphone body or the mounting member. One of the earphone main body or the mounting member disposed in the opening may be in contact with the inner wall of the opening of the housing member that is the rotation stopper. Accordingly, when the earphone main body is rotated to exceed the rotation range, one of the projecting portion, the earphone main body, or the mounting member comes into contact with the inner wall of the opening of the housing member and cannot be rotated any more.

Further, the opening of the housing member may be formed in a long shape. As a result, one of the earphone main body or the mounting member, or the protrusion, that is reliably disposed in the opening of the housing member abuts against the inner wall of the opening of the housing member.

Further, the earphone main body may include a speaker unit and a housing, and an auricle contact portion may protrude from the side surface of the housing. Thereby, an auricle contact part can also be rotated with respect to a mounting member, a pinna contact part can be fitted to each user's ear, and the sealing performance with respect to an ear can be improved.

Also, the pinna contact part rotates around the central axis of the earphone body.

Further, the connecting member may be a joint ball type connecting member, and the earphone main body may be rotatable with respect to the mounting member. Thereby, since the earphone main body rotates not only with respect to the mounting member but also rotates, the earphone main body can be fitted to the ears of the individual user.

The connecting member includes a spherical rotating member, a housing member that houses the rotating member, and a projecting portion that projects from the rotating member, and the projecting portion passes through the opening of the housing member, and projects. The part is connected to one of the earphone main body or the mounting member, the housing member is connected to the other of the earphone main body or the mounting member, and one of the earphone main body or the mounting member disposed in the opening of the housing member is the housing member It may be in contact with the inner wall of the opening. Accordingly, when the earphone main body is rotated to exceed the rotation range, one of the projecting portion, the earphone main body, or the mounting member comes into contact with the inner wall of the opening of the housing member and cannot be rotated any more. In addition, since one of the projecting part, the earphone main body, or the mounting member is accommodated in the opening of the housing member, one of the projecting part, the earphone body, or the mounting member abuts on the inner wall of the housing member opening, Can also be regulated.

Further, the earphone main body may include a speaker unit and a housing, and the housing may be connected to the protruding portion.

Further, the outer surface of the housing member may be a spherical convex surface, and the surface of the housing facing the convex surface of the housing member may be a spherical concave surface. Accordingly, the outer surface of the housing member can be fitted into the concave surface provided in the housing, and the housing member and the earphone main body can be arranged close to each other, and the earphone main body and the mounting member can be arranged close to each other. For this reason, it can suppress that an electronic device falls out from a head.

Further, the casing may include an opening, and the protrusion may be inserted into the opening of the casing.

Further, the opening of the housing member may be formed in a long shape. As a result, one of the earphone body or the mounting member or the protruding portion that is reliably disposed in the opening of the housing member abuts against the inner wall of the opening of the housing member.

Hereinafter, an embodiment of an earphone as an electronic apparatus according to the present invention will be described with reference to FIGS. As shown in FIG. 1, an earphone 1 includes an earphone main body 2 to be inserted into a person's ear, an ear hook 3 that is attached to the base of the ear, and is disposed on the ear, and the earphone main body 2. 2 and a connecting member 4 that connects the ear hook 3. As shown in FIGS. 3A and 3B, the earphone main body 2 described above rotates in an arbitrary direction with the connecting member 4 as a fulcrum with respect to the ear hook 3 and is also shown in FIG. 3C. As described above, the earphone main body 2 is provided so as to be rotatable around the central axis Z.

First, the configuration of the ear hook 3 will be described. As shown in FIG. 1 and the like, the ear hook 3 is provided in a substantially arc shape that can be hooked on the base of the ear, and the cord 5 is drawn from one end thereof. As shown in FIG. 6 and the like, the ear hook unit 3 includes an ear hook main body 31, a case main body 32 that covers the ear hook main body 31, and a cover 33 that covers an opening of the case main body 32. The ear hook main body 31 is formed of, for example, a substantially arc-shaped flat plate, and a connecting member 4 described later is provided at the other end. The case main body 32 is also configured in a substantially arc shape and covers the ear hook main body 31. An opening is provided on the earphone main body 2 side of the other end of the case main body 32, and the connecting member 4 is exposed from the opening. An opening is also provided on the side of the other end of the case body 32 away from the earphone body 2, and the opening is covered with a cover 33.

As shown in FIG. 6, the connecting member 4 includes a joint ball 41 as a spherical rotating member, a housing member 42 that houses the joint ball 41 so as to be rotatable in an arbitrary direction, and a protrusion attached to the joint ball 41. And a screw 43 as a part. A screw 43 is passed through the joint ball 41 so as to pass through the center thereof, and the tip of the screw 43 protrudes from the joint ball 41. The housing member 42 is integrally formed and connected to the above-described ear-hook main body 31, and is provided in a shape in which the ear-hook main body 31 is recessed toward the earphone main body 2. The housing member 42 has an outer surface provided on a spherical convex surface facing the earphone main body 2, and an inner surface provided on a spherical concave surface directed toward the earphone main body 2.

As shown in FIGS. 7 and 8 and the like, the housing member 42 is provided with an opening 42A, and the tip of a screw 43 attached to the joint ball 41 protrudes outside the housing member 42 through the opening 42A. ing. The opening 42A is provided in a substantially rectangular long shape as described above, and its short side bulges outward and the center of the long side bulges outward. In the periphery of the joint ball 41 where the screw 43 protrudes, a concave portion 41A is formed into which a distal end portion of a mounting portion 24D provided in the earphone main body 2 described later is fitted. The joint ball 41 is accommodated in the accommodating member 42 from the opening provided in the case main body 32, and then the cover 33 is attached so as to cover the opening.

As shown in FIGS. 4 and 5, the earphone body 2 includes a speaker unit 21 (FIG. 6) that generates sound, a housing 22 (housing) that houses the speaker unit 21, and an ear insertion portion 23. ing. The speaker unit 21 is a known speaker including a diaphragm and a magnetic circuit. The housing 22 includes a lower housing 24 (second housing) connected to the connecting member 4 and an upper housing 25 (first housing) that houses the speaker unit 21.

The lower housing 24 is formed in a saucer shape composed of a bottom portion 24A and a cylindrical portion 24B erected from the outer periphery of the bottom portion 24A. The bottom portion 24 A is provided with a hemispherical concave surface 24 C on a surface facing the convex surface of the housing member 42. As shown in FIG. 6, the housing member 42 is fitted into a concave surface 24 C provided on the bottom 24 A of the lower housing 24. The bottom 24A is provided with a mounting portion 24D that protrudes toward the ear hook 3.

The mounting portion 24D protrudes toward the connecting member 4 from the concave surface 24C of the bottom portion 24A. As shown in FIG. 9, the mounting portion 24D includes an insertion shaft 24E into which a tip of a screw 43 protruding from the joint ball 41 is inserted, and a pair of contact portions 24F protruding outward from the side surface of the insertion shaft 24E. It is configured. The insertion shaft 24 E is provided in a columnar shape (including a columnar shape), and is provided with an opening that penetrates along the shaft and communicates with the lower housing 24.

Also, the pair of contact portions 24F are provided in a plate shape protruding in a direction away from the side surface of the insertion shaft 24E, and the thickness thereof is provided smaller than the diameter of the insertion shaft 24E. The lower housing 24 and the connecting member 4 are connected by press-fitting the tip of the screw 43 into the opening of the insertion shaft 24E and fitting the tip of the mounting portion 24D into the recess 41A provided in the joint ball 41. . Further, by providing the pair of contact portions 24F, the attachment portion 24D is also provided in a long shape as a whole, and the width W1 in the longitudinal direction is similarly the width W2 in the short direction of the long opening 42A ( It is provided longer than FIG.

As shown in FIGS. 4 and 5, an ear holder 24 G protrudes from the cylindrical portion 24 B. As shown in FIG. 10, the ear holder 24 G is provided to hook the earphone main body 2 on the ear 6 so as not to come off by being hooked in the recess of the ear 6. As shown in FIGS. 4 and 5, a threaded portion 24 H for attaching an upper housing 25 to be described later is provided at an end portion of the outer surface of the cylindrical portion 24 B on the side away from the bottom portion 24 A.

As shown in FIGS. 5 and 6, the upper housing 25 is provided in a substantially cylindrical shape, and includes a large diameter portion 25 A having a large diameter (thickness) and a small diameter portion 25 B having a small diameter (thickness). Is provided. As shown in FIG. 6, the speaker unit 21 is accommodated in the large diameter portion 25A. As shown in FIGS. 5 and 6, a threaded portion 25 C for attaching the lower housing 24 is provided at the end of the large-diameter portion 25 A on the ear hooking portion 3 side. The lower housing 24 and the upper housing 25 can be assembled by screwing the threading 24H provided in the lower housing 24 with the threading 25C provided in the upper housing 25.

As shown in FIG. 5 and the like, the ear insertion portion 23 is made of silicone or the like, and has an attachment portion 23A that is attached to the small diameter portion 25B of the upper housing 25, and an insertion portion that surrounds the attachment portion 23A and is inserted into the ear canal. 23B, a well-known ear insertion portion.

In addition, the conductor in the cord 5 attached to one end of the ear hook 3 described above passes through the ear hook 3, the gap between the connecting member 4 and the cover 33 shown in FIG. It is pulled out and connected to the speaker unit 21.

Next, the movement of the earphone 1 configured as described above will be described. As described above, the ear hanger main body 31 of the ear hanger 3 is integrally provided with the accommodating member 42 for accommodating the joint ball 41, and the earphone main body is attached to the tip of the screw 43 protruding from the joint ball 41 to the outside of the accommodating member 42. Two attachment portions 24D are attached. Since the joint ball 41 is housed in the housing member 42 so as to be rotatable in an arbitrary direction as described above, the earphone body 2 has the joint ball 41 as a fulcrum as shown in FIGS. 3 (A) and 3 (B). And rotate in any direction. However, since the mounting portion 24D protruding from the earphone main body 2 is inserted into the opening 42A of the housing member 42, the mounting portion 24D cannot rotate beyond the position where the mounting portion 24D and the housing member 42 abut. That is, the rotation range of the earphone main body 2 is determined by the size and shape of the opening 42 A of the housing member 42.

Further, since the joint ball 41 is housed in the housing member 42 so as to be rotatable in an arbitrary direction as described above, the earphone body 2 has a central axis Z of the earphone body 2 as shown in FIG. Rotate around. However, since the mounting portion 24D protruding from the earphone body 2 is inserted into the opening 42A of the housing member 42 and the opening 42A is formed in a long shape, as shown in FIG. When the earphone main body 2 is rotated counterclockwise in the drawing to one end, the contact portion 24F contacts the upper right and lower left inner walls of the opening 42A of the housing member 42 and does not rotate any further. On the other hand, when the earphone body 2 is rotated clockwise in the drawing to the other end of the rotation range θ, the contact portion 24F contacts the lower right and upper left inner walls of the opening 42A of the housing member 42 and does not rotate any more. . That is, the rotation range θ of the earphone main body 2 is determined by the size and shape of the opening 42A of the housing member 42.

According to the embodiment described above, the connecting member 4 connects the earphone main body 2 to the ear hook portion 3 so as to be rotatable around the central axis Z of the earphone main body 2 and restricts the rotation range of the earphone main body 2. . Thus, by restricting the rotation range of the earphone main body 2 by the connecting member 4, it is possible to prevent the cord 5 from being twisted or disconnected.

Further, according to the above-described embodiment, the connecting member 4 includes the inner wall of the opening 42 A of the housing member 42 as a rotation stopper that restricts the rotation range of the earphone main body 2. Thereby, the rotation range of the earphone main body 2 can be regulated by the inner wall of the opening 42 A of the housing member 42 provided in the connecting member 4.

Further, according to the above-described embodiment, the connecting member 4 includes the joint ball 41, the housing member 42 that houses the joint ball 41 so as to be rotatable in an arbitrary direction, and the opening 42A of the housing member 42 from the joint ball 41. A screw 43 projecting outside the housing member 42, the screw 43 projecting outside the housing member 42 is connected to the earphone main body 2, the housing member 42 is coupled to the ear hook 3, and the housing member 42 The mounting portion 24D of the earphone main body 2 disposed in the opening portion 42A contacts the inner wall of the opening portion 42A of the housing member 42, which is a rotation stop portion, and the rotation range is restricted. Accordingly, when the earphone body 2 is rotated about the central axis Z to exceed the rotation range, the contact portion 24F of the earphone body 2 is in contact with the inner wall of the opening 42A of the housing member 42 and cannot be rotated any more. become. Further, since the attachment portion 24D of the earphone main body 2 is accommodated in the opening 42A of the accommodation member 42, the attachment portion 24D of the earphone main body 2 abuts against the inner wall of the opening 42A of the accommodation member 42, and the connecting member 4 is supported. The rotation range of the earphone main body 2 can be restricted.

Further, according to the above-described embodiment, the opening 42A of the housing member 42 is formed in a long shape. As a result, the contact portion 24F provided in the earphone body 2 reliably contacts the inner wall of the opening 42A of the housing member 42.

Further, according to the above-described embodiment, the housing member 42 is provided with a spherical convex surface, and the lower housing 24 is provided with a spherical concave surface 24 C that faces the convex outer surface of the housing member 42. . Thereby, the outer surface of the accommodating member 42 can be fitted into the concave surface 24C provided in the lower housing 24, the accommodating member 42 and the earphone main body 2 are arranged close to each other, and the earphone main body 2 and the ear hooking portion 3 are arranged close to each other. be able to. For this reason, it is possible to prevent the earphone 1 from dropping from the ear.

Note that, according to the above-described embodiment, the spherical joint ball 41 is used as the rotating member, and the rotating member is provided so as to be rotatable in any direction. However, the present invention is not limited to this. The rotating member may have a circular cross section. For example, the rotating member may be provided in a columnar shape so as to be rotatable only around the central axis Z in the housing member 42. In this case, the earphone main body 2 cannot be rotated around the connecting member 4 as in the embodiment, but can be rotated around the central axis Z.

Further, according to the above-described embodiment, the mounting portion 24D of the earphone main body 2 is inserted into the opening 42A of the housing member 42, and the mounting portion 24D and the inner wall of the opening 42A come into contact with each other. Although the rotation range is restricted, the present invention is not limited to this. The attachment portion 24 D may not be inserted into the opening 42 A of the housing member 42. In this case, the screw 43 comes into contact with the inner wall of the opening 42A, and the rotation range and rotation range of the earphone body 2 are restricted.

Further, according to the above-described embodiment, the housing member 42 is formed integrally with the ear hook 3 and the screw 43 protruding outside the housing member 42 is connected to the earphone body 2. However, the present invention is not limited to this. Not a thing. For example, the housing member 42 may be formed integrally with the earphone main body 2 and the screw 43 protruding from the housing member 42 may be connected to the ear hook 3. In this case, if a part of the ear hook 3 is inserted into the opening 42A, a part of the inserted ear hook 3 comes into contact with the inner wall of the opening 42A, and the rotation / rotation range of the earphone body 2 is increased. Can be regulated. Further, as described above, when a part of the ear hook 3 is not inserted into the opening 42A, the screw 43 abuts on the opening 42A to restrict the rotation / rotation range of the earphone main body 2. Can do.

In addition, according to the above-described embodiment, one screw 43 protruding from the joint ball 41 is provided, and the mounting portion 24D inserts the screw 43 into one insertion shaft 24E and two abutments protruding from the side surface of the insertion shaft 24E. However, the present invention is not limited to this. For example, a plurality of screws 43 may protrude from the joint ball 41, and a plurality of insertion shafts 24E may be provided on the attachment portion 24D. In this case, the plurality of insertion shafts 24E come into contact with the inner wall of the opening 42A, and the rotation / rotation range of the earphone body 2 is restricted.

Further, according to the above-described embodiment, the connecting member 4 is composed of the joint ball 41, but the present invention is not limited to this. For example, the earphone main body 2 may be provided so as to be rotatable and rotatable with respect to the ear hook 3 by using an elastic member such as rubber as the connecting member 4. In this case, since the connecting member 4 has elasticity, a self-centering effect (no fluttering movement) can be expected, and the structure is simplified.

Further, according to the above-described embodiment, the opening 42A of the housing member 42 is provided in a rectangular long shape, but the present invention is not limited to this. The opening 42A only needs to be provided in a long shape, and may not be rectangular.

Further, according to the above-described embodiment, the speaker unit 21 is inserted into the housing 22, but the present invention is not limited to this. The speaker unit 21 may be provided in a sound conduit attached to the housing 22.

Further, according to the above-described embodiment, the ear holder 24G is provided, but the present invention is not limited to this. The ear holder 24G may not be provided.

Further, according to the above-described embodiment, the screw 43 is used as the protruding portion, but the present invention is not limited to this. The protruding portion only needs to protrude from the joint ball 41, and may be formed integrally with the joint ball 41, for example.

In the above-described embodiment, the ear hook 3 is used as the mounting member, but the present invention is not limited to this. The attachment member may be any member that is attached to the head, that is, the portion above the neck, and may be a band attached to the back of the head or chin, for example.

Further, the above-described embodiments are merely representative forms of the present invention, and the present invention is not limited to the embodiments. That is, various modifications can be made without departing from the scope of the present invention.

1 Earphone (electronic equipment)
2 Earphone body 3 Ear hook (mounting member)
4 Connecting member 21 Speaker unit 22 Housing (housing)
24C Concave surface 24G Ear holder (auricle contact part)
41 Joint ball (Rotating member)
42 housing member 42A opening (rotation stop)
43 Screw (protrusion)
Z center axis

Claims

The earphone body,
A mounting member for placing the earphone body on the ear;
A connecting member that connects the earphone body and the mounting member;
The electronic device characterized in that the connecting member connects the earphone body to the mounting member so as to be rotatable around a central axis of the earphone body, and restricts a rotation range of the earphone body.
The electronic device according to claim 1, wherein the connecting member includes a rotation stopper that restricts a rotation range of the earphone main body.
The connecting member includes a rotating member, an accommodating member that accommodates the rotating member, and a protruding portion that protrudes from the rotating member,
The accommodating member accommodates the rotating member so as to be rotatable around an axis of the earphone main body,
The protrusion passes through the opening of the housing member,
The end of the protrusion is connected to one of the earphone body or the mounting member,
The housing member is connected to the other of the earphone body or the mounting member;
3. The electronic device according to claim 2, wherein one of the earphone main body or the mounting member disposed in the opening of the housing member abuts on an inner wall of the opening of the housing member that is the rotation stopper. machine.
The electronic device according to claim 3, wherein the opening of the housing member is formed in a long shape.
The earphone body includes a speaker unit and a housing,
The electronic device according to claim 3, wherein an auricle contact portion protrudes from a side surface of the casing.
The electronic device according to claim 5, wherein the auricle contact portion rotates around a central axis of the earphone main body.
The connecting member is a joint ball type connecting member;
The electronic device according to claim 1, wherein the earphone main body is rotatable with respect to the mounting member.
The connecting member includes a spherical rotating member, an accommodating member that accommodates the rotating member, and a protruding portion that protrudes from the rotating member,
The protrusion passes through the opening of the housing member,
The protrusion is connected to one of the earphone body or the mounting member,
The housing member is connected to the other of the earphone body or the mounting member;
The electronic apparatus according to claim 7, wherein one of the earphone main body and the mounting member disposed in the opening of the housing member abuts on an inner wall of the opening of the housing member.
The earphone body includes a speaker unit and a housing,
The electronic device according to claim 8, wherein the housing is connected to the protruding portion.
The outer surface of the housing member is a spherical convex surface,
The electronic device according to claim 9, wherein a surface of the housing facing the convex surface of the housing member is a spherical concave surface.
The housing includes an opening,
The electronic device according to claim 10, wherein the protrusion is inserted into an opening of the housing.
The electronic device according to claim 11, wherein the opening of the housing member is formed in a long shape.