CN106331926B - Headphone connection structure and headphone - Google Patents

Abstract

The invention relates to the technical field of earphone structures, and discloses an earphone connection structure and a headphone. An earphone connection structure is used to connect a headband and a sounding unit of a headphone, including a sliding arm with an iron base, a sliding track, and a shell covering the outer periphery of the sliding track; the tail end of the sliding arm is formed by the head end of the sliding track It can be slid into it, and the first end of the sliding arm is fixedly connected with the headband, and the tail end of the casing is connected with the sounding unit; the sliding track is provided with a permanent magnet that is attached to the front and back sides of the sliding arm and is adsorbed and matched components. A headphone includes a headband, a sounding unit and the above-mentioned earphone connection structure, wherein the earphone connection structure is respectively connected to the headband and the sounding unit. As mentioned above, through the permanent magnet assembly arranged in the sliding track, the sliding arm with iron base that is movably extended into the sliding track is abutted against and adsorbed, so that the sliding arm slides under the double action of magnetic force and frictional force. It is smooth and improves the user's use effect.

Description

Headphone connection structure and headphone

technical field

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

Background technique

Headphones and in-ear headphones are common audio devices. Compared with in-ear headphones, headphones are larger in size and generally have two larger sound-emitting units, which are connected together by an elastic headband. When the headphone is in use, the sound-generating unit is closely attached to the human ear by means of its headband. Due to the particularity of the integrated structure of the headphone, it has poor adaptability to different head shapes and ear positions of various users. Adjust the enclosed size of the entire headset to suit different head shapes and ear positions. Although the connection structure of the existing headphone can also telescopically connect the sound-emitting unit and the headband, and adjust the enclosed size of the entire earphone, the structure of the connection structure is complex and the expansion and contraction is not smooth, which seriously affects the user experience.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an earphone connection structure and a headphone, which aims to solve the problem that in the prior art, the connection structure of the existing headphone used to telescopically connect the sound generating unit and the headband is complicated in structure, and the telescopic Unsmooth problem.

An embodiment of the present invention provides an earphone connection structure for connecting a headband and a sounding unit of a headphone, comprising a sliding arm having an iron base, a sliding track, and a casing covering the outer periphery of the sliding track; The tail end of the sliding arm can be slidably extended into it by the head end of the sliding track, and the head end of the sliding arm is connected with the headband, and the tail end of the casing is connected with the sounding unit ; The sliding track is provided with a permanent magnet assembly which is abutted with the front and back sides of the sliding arm and is suction-fitted.

Further, the front side and the back side of the head end of the sliding track are provided with accommodating grooves adapted to the permanent magnet assembly, and the permanent magnet assembly is accommodated in the accommodating groove and is compatible with the said permanent magnet assembly. The front and back sides of the sliding arm abut against each other.

Further, each of the two accommodating grooves accommodates one of the permanent magnet assemblies, and the two permanent magnet assemblies are respectively abutted against the front and back sides of the sliding arm.

Further, the permanent magnet assembly includes a seamless sleeve, and a permanent magnet wrapped in the seamless sleeve; the seamless sleeve is abutted against the sliding arm and frictionally engaged with it, and the permanent magnet is connected to the sliding arm. The sliding arm is adsorbed and fitted.

Preferably, the seamless sleeve is a silicone piece.

Further, the front side of the sliding track is provided with an opening slot parallel to the sliding track of the sliding arm, the sliding arm is protruded with a limit buckle extending into the opening slot, and the shell is The inner wall of the body is protruded with a blocking piece that extends into the opening slot and is used to block the limit buckle to restrict the sliding arm from separating from the sliding track.

Further, the head end of the sliding track is sleeved with a casing for restricting the permanent magnet assembly from falling out of the sliding rail, and the sliding arm moves through the head end of the casing.

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

Preferably, the sliding track is a POM plastic part or a nylon part.

An embodiment of the present invention further provides a headphone, comprising a headband and a sounding unit, the headphone further comprising the headphone connection structure, and the headphone connection structure connects the headband and the headphone respectively. sound unit.

Based on the above technical solutions, in the earphone connection structure and the headphone proposed by the embodiments of the present invention, by arranging a permanent magnet assembly in the sliding track, the iron-based sliding arm movably extending into the sliding track is connected with the permanent magnet assembly. Abutting and adsorbing, in this way, under the action of magnetic force, the sliding arm in sliding can generate a uniform friction force with the contact surface of the permanent magnet assembly, and the friction force makes the user pull the sliding arm with suitable strength and feel comfortable, so , Under the dual action of magnetic force and frictional force, the sliding arm slides stably and smoothly, thereby improving the user experience and improving the quality of the headset.

Description of drawings

FIG. 1 is a schematic three-dimensional structural diagram of an earphone connection structure proposed by an embodiment of the present invention;

2 is a schematic cross-sectional structural diagram of an earphone connection structure proposed in an embodiment of the present invention;

3 is a schematic cross-sectional structure diagram of a permanent magnet assembly in an embodiment of the present invention;

4 is a schematic three-dimensional structural diagram of a permanent magnet assembly in an embodiment of the present invention;

5 is a schematic three-dimensional structure diagram of a sliding track in an embodiment of the present invention;

6 is a schematic three-dimensional structural diagram of a sliding arm in an embodiment of the present invention;

FIG. 7 is a schematic three-dimensional structure diagram of a housing in an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a headphone provided by an embodiment of the present invention.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

It should be noted that when an element is referred to as being "fixed 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 also be noted that the azimuth terms such as left, right, top, bottom, head and tail in the embodiments of the present invention are only relative concepts to each other or refer to the normal use state of the product, and should not be used. considered restrictive. The implementation of the present invention will be described in detail below with reference to specific embodiments.

As shown in FIG. 1 to FIG. 8 , an embodiment of the present invention provides an earphone connection structure 1 , which is used for connecting a headband 2 and a sound generating unit 3 of a headphone. Specifically, the earphone connection structure 1 may include a sliding arm 11 , a sliding track 12 and a casing 13 , wherein the sliding arm 11 has an iron-based material that can be adsorbed and matched with a magnet; here, the casing 13 is fixedly covered on the sliding track 12 The outer circumference of the sliding track 12 is preferably a hollow square tubular member with an opening at the head end, and the tail end of the sliding arm 11 extends into it from the opening at the head end of the sliding track 12, and the sliding arm 11 can slide in the sliding track 12 to perform 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 sounding unit 3; at the same time, the sliding track 12 is provided with a permanent Magnet assembly 14, the permanent magnet assembly 14 is in close contact with the front and back sides of the sliding arm 11, and the two are adsorbed and matched, so that under the action of the magnetic force, the front and back sides of the sliding arm 11 are made to slide. A uniform frictional force can be generated between the contact surfaces of the permanent magnet assembly 14 , and the uniform frictional force can make the user pull the sliding arm 11 with a suitable strength and feel comfortable.

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

In the above-mentioned earphone connection structure 1, by arranging the permanent magnet assembly 14 in the sliding track 12, the sliding arm 11 with iron base, which is movably extending into the sliding track 12, is in close contact with the permanent magnet assembly 14 and is attracted to each other. In this way, under the action of the magnetic force, the sliding arm 11 during sliding can generate a uniform frictional force with the contact surface of the permanent magnet assembly 14, and this uniform frictional force can make the user pull the sliding arm 11 with suitable strength and feel comfortable. In this way, under the dual action of the magnetic force and the frictional force, the sliding arm 11 is made to slide stably and smoothly, thereby improving the user's experience effect and improving the quality of the earphone.

Further, in the embodiment of the present invention, an accommodating groove 120 is provided on the front side and the reverse side of the head end of the above-mentioned sliding track 12, and the accommodating groove 120 is adapted to the shape and size of the above-mentioned permanent magnet assembly 14. The permanent magnet assembly 14 is accommodated in the accommodating groove 120 and is in contact with the front and back sides of the sliding arm 11 . Of course, according to the actual situation and requirements, in other embodiments of the present invention, the permanent magnet assembly 14 can also be installed in the sliding track 12 in other ways, which is not limited here.

Further, in the embodiment of the present invention, an accommodating groove 120 is respectively provided on the front side and the back side of the head end of the sliding track 12, and a permanent magnet assembly 14 is respectively accommodated in the two accommodating grooves 120, That is to say, a permanent magnet assembly 14 is respectively installed on the front side and the reverse side of the head end of the sliding track 12 . The sides are against each other. Of course, according to the actual situation and requirements, in other embodiments of the present invention, other numbers of permanent magnet assemblies 14 may also be arranged in the sliding track 12, which is not limited here.

Further, in the embodiment of the present invention, the above-mentioned permanent magnet assembly 14 may include a seamless sleeve 141 and a permanent magnet 142 . The permanent magnet 142 is a sheet-like structure and is wrapped in the seamless sleeve 141 . During assembly, after the permanent magnet assemblies 14 are accommodated in the above-mentioned accommodating grooves 120, the seamless sleeves 141 on the surface of the two sets of permanent magnet assemblies 14 are respectively in contact with the front side and the opposite side of the sliding arm 11. In this way, When the sliding arm 11 slides, the permanent magnet 142 in the seamless sleeve 141 is adsorbed to the sliding arm 11 having an iron base, so that friction is generated between the seamless sleeve 141 and the sliding arm 11; of course, when the sliding arm 11 is standing still , the permanent magnet 142 and the sliding arm 11 also attract each other. Here, by setting the seamless sleeve 141 and wrapping the permanent magnet 142 in it, it is convenient to assemble the permanent magnet 142, and the seamless sleeve 141 also causes friction between it and the sliding arm 11, which facilitates the smooth sliding of the sliding arm 11. slide. Of course, according to the actual situation and specific requirements, in other embodiments of the present invention, the above-mentioned permanent magnet assembly 14 may also be in other forms, which are not limited here.

Further, in the embodiment of the present invention, the seamless sleeve 141 is preferably a silicone piece, and here, the seamless sleeve 141 is made of super tough silicone material. In this way, the sheet-shaped permanent magnet 142 is evenly covered by the seamless sleeve 141 made of super tough silicone material with suitable softness. At the same time, the seamless sleeve 141 plays a role of protecting the permanent magnet 142, effectively preventing the permanent magnet 142 from being damaged by impact. broken. In addition, the permanent magnet 142 and the iron-based sliding arm 11 are attracted to each other, and the two are separated by the seamless sleeve 141. Here, due to the large friction coefficient of the silica gel, under the action of the magnetic force, when the sliding arm 11 When sliding in the above-mentioned sliding track 12 , since the permanent magnet assemblies 14 on the front and back sides of the sliding arm 11 are relatively stationary, the pulling force of the sliding arm 11 is suitable and the hand feel is comfortable. Of course, according to the actual situation and specific requirements, in other embodiments of the present invention, the above-mentioned seamless sleeve 141 can also be made of other materials, which is not limited here.

Further, in the embodiment of the present invention, the front side of the sliding track 12 is provided with an opening slot 1200 , and the opening slot 1200 is parallel to the sliding track of the sliding arm 11 . At the same time, a limit buckle 111 protrudes from the front side of the rear end of the sliding arm 11 . When the sliding arm 11 telescopically slides, the limit buckle 111 slides synchronously with the sliding of the sliding arm 11 , and the sliding range of the limit buckle 111 is about the slot length of the opening slot 1200 . Correspondingly, a blocking piece 131 is protruded on the inner wall of the casing 13 sleeved on the outer periphery of the sliding track 12 . On the inner wall of the housing 13 near its head end. Here, the blocking piece 131 is used to block the limit buckle 111 on the sliding arm 11 to restrict the sliding arm 11 from separating from the sliding track 12 , that is, when the sliding arm 11 slides out of the sliding track 12 , when the limit After the buckle 111 is in contact with the blocking piece 131 , a blocking limit is formed, so that the sliding arm 11 is restricted from continuing to slide out of the sliding track 12 , so that the sliding limit is realized and the limit is reliable. Of course, according to the actual situation and requirements, in other embodiments of the present invention, the sliding position between the sliding arm 11 and the sliding rail 12 may be limited by other means, which is not limited here.

Further, in the embodiment of the present invention, the head end of the above-mentioned sliding track 12 is sleeved with a casing 15, one end of the casing 15 is open, and the other end is open. Specifically, the casing 15 passes through its open end. It is sleeved on the head end of the sliding track 12 and is in contact with the end face of the head end of the casing 13 sleeved on the outer circumference of the sliding track 12. At the same time, the head end of the sliding arm 11 movably inserted in the sliding The opening end is movably passed out, and here, the opening 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 track 12, the sleeve 15 is sleeved on the head end of the sliding track 12, which effectively restricts the permanent magnet assembly 14 from falling out of the sliding track 12. Track 12. Of course, according to the actual situation and specific requirements, in other embodiments of the present invention, the permanent magnet assembly 14 may also be restricted from falling out of the accommodating groove 120 of the sliding track 12 in other ways, which is not limited here.

Further, in the embodiment of the present invention, the above-mentioned casing 15 is preferably a stainless steel part. Here, the sleeve 15 is sleeved on the head end of the above-mentioned sliding track 12, so as to play the role of decorative appearance. Of course, according to the actual situation and needs, in other embodiments of the present invention, the above-mentioned casing 15 can also be made of other materials, such as plastic parts, etc.; in addition, the appearance decoration can also be carried out in other ways, which is not limited here. .

Further, in the embodiment of the present invention, the above-mentioned sliding track 12 is preferably a POM plastic part, and here, POM is the abbreviation of Polyformaldehyde, that is, polyoxymethylene resin. Of course, according to the actual situation and requirements, in other embodiments of the present invention, the sliding track 12 can also be made of other material parts, such as PA parts, PA is the abbreviation of Polyamide, that is, polyamide, or nylon parts, etc., which are not described here. only limited.

As shown in FIG. 1 to FIG. 8 , an embodiment of the present invention further proposes a headphone, which may include the above-mentioned headband 2 and a sounding unit 3 . Here, the headphone further includes the above-mentioned headphone connection structure 1 , The earphone connection structure 1 is respectively connected to the headband 2 and the sound generating unit 3 . Here, the specific structure of the earphone connection structure 1 is detailed in the above-mentioned specific technical solutions, and will not be described here.

The above-mentioned embodiments are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of various equivalents within the technical scope disclosed by the present invention. Modifications, substitutions and improvements, etc., should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (8)

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.

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