CN106331926B

CN106331926B - Earphone connection structure and headphone

Info

Publication number: CN106331926B
Application number: CN201610766986.2A
Authority: CN
Inventors: 余新; 吴海全; 师瑞文
Original assignee: Shenzhen Grandsun Electronics Co Ltd
Current assignee: Shenzhen Grandsun Electronics Co Ltd
Priority date: 2016-08-30
Filing date: 2016-08-30
Publication date: 2020-12-08
Anticipated expiration: 2036-08-30
Also published as: CN106331926A

Abstract

The invention relates to the technical field of earphone structures and discloses an earphone connecting structure and a headset. The earphone connecting structure is used for connecting a head band and a sound generating unit of the headset and comprises an iron-based sliding arm, a sliding track and a shell coated on the periphery of the sliding track; the tail end of the sliding arm can extend into the sliding track in a sliding mode from the head end of the sliding track, the head end of the sliding arm is fixedly connected with the head band, and the tail end of the shell is connected with the sound production unit; permanent magnet components which are attached to the front side surface and the back side surface of the sliding arm and are in adsorption fit with the front side surface and the back side surface of the sliding arm are arranged in the sliding track. Head-wearing earphone, including bandeau, sound production unit and above-mentioned earphone connection structure, this earphone connection structure connects bandeau and sound production unit respectively. As mentioned above, the permanent magnet assembly arranged in the sliding track is attached to and in adsorption fit with the iron-based sliding arm movably extending into the sliding track, so that the sliding arm slides smoothly under the double actions of magnetic force and friction force, and the using effect of a user is improved.

Description

Earphone connection structure and headphone

Technical Field

The invention relates to the technical field of earphone structures, in particular to an earphone connecting structure and a headset.

Background

Headphones and in-ear headphones are common audio devices, and compared to in-ear headphones, headphones are bulky, generally having two large sound-generating units, connected together by an elastic headband. When the head-wearing earphone is used, the sound production unit is clung to the ears of a person by the head band. Because the particularity of headphone integral type structure, it is relatively poor to the different head types of various users, ear position adaptability, need connect sound generating unit and bandeau with the help of telescopic connection structure to through the flexible enclosure size of adjusting whole earphone of this connection structure, thereby adapt to different head types, ear position. The connection structure of the existing headset can also telescopically connect the sound production unit and the head band and adjust the surrounding size of the whole headset, but the structure of the connection structure is complex and is not flexible and smooth, and the experience effect of a user is seriously influenced.

Disclosure of Invention

The invention aims to provide an earphone connecting structure and a headset, and aims to solve the problems that in the prior art, the structure of the connecting structure for telescopically connecting a sound generating unit and a head band of the existing headset is complex and the headset cannot be stretched smoothly.

The embodiment of the invention provides an earphone connecting structure which is used for connecting a head band and a sound generating unit of a headset and comprises an iron-based sliding arm, a sliding track and a shell coated on the periphery of the sliding track; the tail end of the sliding arm can extend into the sliding track from the head end of the sliding track in a sliding mode, the head end of the sliding arm is connected with the head band, and the tail end of the shell is connected with the sound production unit; and permanent magnet assemblies which are attached to the front side surface and the back side surface of the sliding arm and are in adsorption fit with the front side surface and the back side surface of the sliding arm are arranged in the sliding track.

Furthermore, the front side and the back side of the head end of the sliding track are both provided with accommodating grooves matched with the permanent magnet assemblies, and the permanent magnet assemblies are accommodated in the accommodating grooves and are attached to the front side and the back side of the sliding arm.

Furthermore, the two permanent magnet assemblies are respectively accommodated in the two accommodating grooves and respectively attached to the front side surface and the back side surface of the sliding arm.

Further, the permanent magnet assembly comprises a seamless sleeve and a permanent magnet wrapped in the seamless sleeve; the seamless sleeve is attached to the sliding arm in a friction fit mode, and the permanent magnet is in adsorption fit with the sliding arm.

Preferably, the seamless sleeve is a silicone piece.

Furthermore, an open slot parallel to the sliding track of the sliding arm is formed in the front side surface of the sliding track, a limit buckle extending into the open slot is arranged on the sliding arm in a protruding mode, and a blocking piece extending into the open slot and used for blocking the limit buckle to limit the sliding arm to be separated from the sliding track is arranged on the inner wall of the shell in a protruding mode.

Furthermore, a sleeve shell used for limiting the permanent magnet assembly to fall out of the sliding track is sleeved at the head end of the sliding track, and the sliding arm movably penetrates through the head end of the sleeve shell.

Preferably, the casing is a stainless steel piece or a plastic piece.

Preferably, the sliding rail is a POM plastic or nylon member.

The embodiment of the invention also provides a headset which comprises a head band and a sound production unit, and the headset also comprises the headset connecting structure, wherein the headset connecting structure is respectively connected with the head band and the sound production unit.

Based on the technical scheme, the earphone connecting structure and the headset provided by the embodiment of the invention have the advantages that the permanent magnet assembly is arranged in the sliding track, so that the iron-based sliding arm movably extending into the sliding track is attached to and matched with the permanent magnet assembly in an adsorption manner, and thus, under the action of magnetic force, uniform friction force can be generated between the sliding arm in sliding and the contact surface of the permanent magnet assembly, the friction force enables a user to pull the sliding arm with appropriate force and comfortable hand feeling, so that the sliding of the sliding arm is stable and smooth under the double actions of the magnetic force and the friction force, the experience effect of the user is improved, and the quality of the headset is improved.

Drawings

Fig. 1 is a schematic perspective view of an earphone connection structure according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of an earphone connection structure according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a permanent magnet assembly according to an embodiment of the present invention;

fig. 4 is a perspective view of a permanent magnet assembly according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a sliding rail according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a slider arm according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of a housing according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a headset according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, it should be noted that the terms of orientation such as left, right, up, down, head, and tail in the embodiments of the present invention are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting. The following describes the implementation of the present invention in detail with reference to specific embodiments.

As shown in fig. 1 to 8, an embodiment of the present invention proposes a headphone connecting structure 1, where the headphone connecting structure 1 is used to connect a headband 2 and a sound generating unit 3 of a headphone. Specifically, the earphone connecting structure 1 may include a sliding arm 11, a sliding rail 12 and a housing 13, wherein the sliding arm 11 has an iron-based material that can be attracted and matched with a magnet; here, the housing 13 is fixedly covered on the periphery of the sliding rail 12, the sliding rail 12 is preferably a hollow square tubular member with an open front end, the tail end of the sliding arm 11 extends into the sliding rail 12 from the open front end, and the sliding arm 11 can slide in the sliding rail 12 to extend or shorten the overlapping length of the two; in addition, the head end of the sliding arm 11 is connected with the end of the headband 2, and the tail end of the shell 13 is connected with the sound generating unit 3; meanwhile, the permanent magnet assembly 14 is arranged in the sliding track 12, the permanent magnet assembly 14 is in contact with the front side and the back side of the sliding arm 11, and the front side and the back side of the sliding arm 11 are in adsorption fit with each other, so that under the action of magnetic force, uniform friction force can be generated between the front side and the back side of the sliding arm 11 and the contact surface of the permanent magnet assembly 14, and the uniform friction force can enable a user to have proper force for pulling the sliding arm 11 and comfortable hand feeling.

The earphone connection structure 1 provided by the embodiment of the invention has the following characteristics:

above-mentioned earphone connection structure 1, through set up permanent magnet subassembly 14 in its slip track 12, make the activity stretch into this slip track 12 in have the iron-based slip arm 11 lean on the contact mutually with this permanent magnet subassembly 14 and adsorb mutually, like this, under the effect of magnetic force, make slip in the slip arm 11 can and produce even frictional force between the permanent magnet subassembly 14 contact surface, this even frictional force can make the dynamics that the user pulled slip arm 11 suitable and feel comfortable, so, under the dual function of magnetic force and frictional force, make the slip of slip arm 11 stable and smooth and easy, thereby user's experience effect has been promoted, the earphone quality has been improved.

Further, in the embodiment of the present invention, a receiving groove 120 is formed on both the front side and the back side of the head end of the sliding rail 12, the receiving groove 120 is adapted to the shape and the size of the permanent magnet assembly 14, and here, the permanent magnet assembly 14 is received in the receiving groove 120 and is in contact with both the front side and the back side of the sliding arm 11. Of course, in other embodiments of the present invention, the permanent magnet assembly 14 may be installed in the sliding track 12 by other methods, which are not limited herein.

Further, in the embodiment of the present invention, the front side and the back side of the head end of the sliding rail 12 are respectively provided with a receiving groove 120, and two permanent magnet assemblies 14 are respectively received in the two receiving grooves 120, that is, the front side and the back side of the head end of the sliding rail 12 are respectively provided with one permanent magnet assembly 14, where the two permanent magnet assemblies 14 respectively abut against the front side and the back side of the sliding arm 11 extending into the sliding rail 12. Of course, in other embodiments of the present invention, other numbers of permanent magnet assemblies 14 may be disposed in the sliding track 12, and are not limited herein.

Further, in the embodiment of the present invention, the permanent magnet assembly 14 may include a seamless sleeve 141 and a permanent magnet 142, and the permanent magnet 142 has a plate-like structure and is wrapped in the seamless sleeve 141. During assembly, after the permanent magnet assemblies 14 are accommodated in the accommodating groove 120, the seamless sleeves 141 on the surface layers of the two groups of permanent magnet assemblies 14 are respectively in contact with the front side and the reverse side of the sliding arm 11, so that when the sliding arm 11 slides, the permanent magnets 142 in the seamless sleeves 141 are attracted to the sliding arm 11 with an iron base, and friction is generated between the seamless sleeves 141 and the sliding arm 11; of course, when the slide arm 11 is at rest, the permanent magnet 142 and the slide arm 11 are also attracted to each other. Here, the seamless sleeve 141 is provided and the permanent magnet 142 is enclosed therein, so that the permanent magnet 142 is easily assembled, and the seamless sleeve 141 also causes friction with the slider arm 11, so that the slider arm 11 is easily slid smoothly. Of course, the permanent magnet assembly 14 may also be formed in other ways according to practical conditions and specific requirements, and is not limited herein.

Further, in the embodiment of the present invention, the seamless sleeve 141 is preferably made of a silicone material, and here, the seamless sleeve 141 is made of a super tough silicone material. Thus, the sheet-shaped permanent magnet 142 is uniformly coated by the seamless sleeve 141 made of the super-tough silica gel material with appropriate softness, and meanwhile, the seamless sleeve 141 plays a role in protecting the permanent magnet 142, thereby effectively preventing the permanent magnet 142 from being broken due to impact. In addition, the permanent magnet 142 and the sliding arm 11 having an iron base are attracted to each other and separated by the seamless sleeve 141, and here, due to the large friction coefficient of the silicone, when the sliding arm 11 slides in the sliding rail 12 under the action of the magnetic force, the force for pulling the sliding arm 11 is appropriate and the hand feeling is comfortable because the permanent magnet assemblies 14 on the front and back sides of the sliding arm 11 are relatively stationary. Of course, according to practical situations and specific requirements, in other embodiments of the present invention, the seamless sleeve 141 may also be made of other materials, and is not limited herein.

Further, in the embodiment of the present invention, an open groove 1200 is formed on a front side surface of the slide rail 12, and the open groove 1200 is parallel to the slide track of the slide arm 11. Meanwhile, a limit buckle 111 is provided at the front side of the tail end of the sliding arm 11, and the limit buckle 111 protrudes from the front side of the tail end of the sliding arm 11 and extends into the opening groove 1200 of the sliding rail 12. When the sliding arm 11 slides telescopically, the limit buckle 111 slides synchronously along with the sliding of the sliding arm 11, and the sliding range of the limit buckle 111 is about the length of the open slot 1200. Correspondingly, a blocking piece 131 is convexly arranged on the inner wall of the housing 13, which is sleeved on the periphery of the sliding rail 12, the blocking piece 131 protrudes from the inner wall of the housing 13 and extends into the open slot 1200, and the blocking piece 131 is located on the inner wall of the housing 13 near the head end thereof. Here, the blocking piece 131 is used to block the limiting buckle 111 on the sliding arm 11 to limit the sliding arm 11 to be separated from the sliding track 12, that is, in the process of sliding the sliding arm 11 out of the sliding track 12, a blocking limit is formed after the limiting buckle 111 contacts with the blocking piece 131, so that the sliding arm 11 is limited to continue to slide out of the sliding track 12, and thus, the sliding limit is realized, and the limit is reliable. Of course, according to practical situations and requirements, in other embodiments of the present invention, the sliding between the sliding arm 11 and the sliding track 12 may be limited in other ways, which is not limited herein.

Further, in the embodiment of the present invention, the head end of the sliding rail 12 is sleeved with a sleeve 15, one end of the sleeve 15 is open, and the other end of the sleeve 15 is provided with a hole, specifically, the sleeve 15 is sleeved on the head end of the sliding rail 12 through the open end thereof and is abutted with the end surface of the head end of the housing 13 sleeved on the periphery of the sliding rail 12, and meanwhile, the head end of the sliding arm 11 movably inserted in the sliding rail 12 movably penetrates through the hole end of the sleeve 15, where the hole end is the head end of the sleeve 15. Here, since the permanent magnet assembly 14 is accommodated in the accommodating groove 120 at the head end of the sliding rail 12, the permanent magnet assembly 14 is effectively prevented from falling out of the sliding rail 12 by the sleeve 15 covering the head end of the sliding rail 12. Of course, according to practical and specific requirements, in other embodiments of the present invention, the permanent magnet assembly 14 may be limited to fall out of the accommodating groove 120 of the sliding rail 12 by other means, which is not limited herein.

Further, in the embodiment of the present invention, the jacket 15 is preferably a stainless steel member. Here, the sleeve 15 is sleeved on the head end of the sliding rail 12, thereby playing a role of decoration. Of course, according to practical situations and requirements, in other embodiments of the present invention, the casing 15 may also be made of other materials, such as plastic parts; in addition, the appearance can be decorated by other methods, which are not limited herein.

Further, in the embodiment of the present invention, the sliding rail 12 is preferably made of POM plastic, where POM is Polyformaldehyde resin for short. Of course, in other embodiments of the present invention, the sliding rail 12 may be made of other materials, such as PA, Polyamide, or nylon, and the like, which is not limited herein.

As shown in fig. 1 to 8, the embodiment of the present invention further provides a headset, which may include the headband 2 and the sound generating unit 3, where the headset further includes the earphone connecting structure 1, and the earphone connecting structure 1 connects the headband 2 and the sound generating unit 3, respectively. Here, the detailed structure of the earphone connecting structure 1 is detailed in the above-mentioned specific technical solution, and will not be described here again.

The above-mentioned embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications, substitutions and improvements within the technical scope of the present invention, and these modifications, substitutions and improvements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The earphone connecting structure is used for connecting a head band and a sound generating unit of a headset and is characterized by comprising an iron-based sliding arm, a sliding track and a shell coated on the periphery of the sliding track; the sliding arm slides in the sliding track to extend or shorten the overlapping length of the sliding arm and the sliding track, the tail end of the sliding arm can extend into the sliding track in a sliding mode from the head end of the sliding track, the head end of the sliding arm is connected with the head band, and the tail end of the shell is connected with the sound generating unit; permanent magnet assemblies which are attached to the front side surface and the back side surface of the sliding arm and are in adsorption fit with the front side surface and the back side surface of the sliding arm are arranged in the sliding track, and each permanent magnet assembly comprises a seamless sleeve and a permanent magnet coated in the seamless sleeve; the seamless sleeve is respectively attached to and contacted with the front side face and the reverse side face of the sliding arm and in friction fit with the front side face and the reverse side face of the sliding arm, the permanent magnet is in adsorption fit with the sliding arm, and the seamless sleeve is a silica gel piece.

2. The earphone connecting structure according to claim 1, wherein a receiving groove adapted to the permanent magnet assembly is formed on each of the front and back sides of the head end of the slide rail, and the permanent magnet assembly is received in the receiving groove and abuts against the front and back sides of the slide arm.

3. The earphone connecting structure according to claim 2, wherein one of the permanent magnet assemblies is received in each of the two receiving slots, and the two permanent magnet assemblies are respectively abutted against the front and rear sides of the sliding arm.

4. The earphone connecting structure according to any one of claims 1 to 3, wherein an open slot parallel to the sliding track of the sliding arm is formed on a front side of the sliding rail, a stopper protruding into the open slot is protruded on the sliding arm, and a stopper protruding into the open slot and used for stopping the stopper to prevent the sliding arm from separating from the sliding rail is protruded on an inner wall of the housing.

5. The earphone connection structure as claimed in any one of claims 1 to 3, wherein the head end of the slide rail is provided with a sleeve for restricting the permanent magnet assembly from falling out of the slide rail, and the slide arm is movably passed through the head end of the sleeve.

6. The earphone connecting structure according to claim 5, wherein the casing is a stainless steel member or a plastic member.

7. The earphone connection structure as claimed in any one of claims 1 to 3, wherein the slide rail is a POM plastic member or a nylon member.

8. Headphone comprising a headband and a sound generating unit, characterized in that the headset further comprises a headphone connection structure according to any one of claims 1 to 7, the headphone connection structure connecting the headband and the sound generating unit, respectively.