CN216873370U - Earphone set - Google Patents

Earphone set Download PDF

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Publication number
CN216873370U
CN216873370U CN202123316723.7U CN202123316723U CN216873370U CN 216873370 U CN216873370 U CN 216873370U CN 202123316723 U CN202123316723 U CN 202123316723U CN 216873370 U CN216873370 U CN 216873370U
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China
Prior art keywords
earplug
driving
earphone
ear
mounting
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Active
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CN202123316723.7U
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Chinese (zh)
Inventor
邱海矶
杨采燕
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Zhuhai Megain Technology Co ltd
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Zhuhai Megain Technology Co ltd
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Priority to CN202123316723.7U priority Critical patent/CN216873370U/en
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Abstract

The utility model discloses an earphone, which comprises a shell and a driving piece, wherein the shell comprises an earplug part and an ear handle part, the ear handle part is provided with an installation cavity with an opening at one end, the earplug part is connected with the ear handle part and used for sealing the opening of the installation cavity, the outer peripheral wall of the earplug part can generate elastic deformation along the radial direction of the earplug part, and the driving piece is arranged on the ear handle part and acts on the earplug part to adjust the outer diameter of the earplug part. The outer diameter of the earplug part of the earphone can be adjusted according to requirements, so that the earphone can be adapted to wearers with different sizes of the first cavity, the applicability of the earphone is improved, and the comfort of the wearer is also improved.

Description

Earphone set
Technical Field
The utility model relates to the field of audio equipment, in particular to an earphone.
Background
With the increasing popularization and use of electronic products, earphones have become an indispensable electronic product in daily life of most people. Most of the existing earphones are fixed on ears of a wearer through the matching of the earplug parts and the concha cavities of the wearer, the sizes of the earplug parts of the earphones are fixed and cannot be adjusted, and the sizes of the concha cavities of different wearers are different, so that the problem that the same earphone is too large in size and cannot be worn or the earphone is too small in size and easily falls off easily occurs when different wearers use the same earphone, and therefore improvement is needed urgently.
SUMMERY OF THE UTILITY MODEL
The embodiment provides an earphone, and aims to solve the problem that the size of an eardrum cavity of a wearer is not suitable for the earphone.
In order to achieve the above purpose, the earphone provided by the present invention includes a housing and a driving element, the housing includes an earplug portion and an ear stem portion, the ear stem portion is provided with an installation cavity with an open end, the earplug portion is connected with the ear stem portion and used for sealing the open end of the installation cavity, an outer peripheral wall of the earplug portion can generate elastic deformation along a radial direction of the earplug portion, and the driving element is installed on the ear stem portion and acts on the earplug portion to adjust an outer diameter of the earplug portion.
In some embodiments of the present invention, the ear plug portion is disposed in a cylindrical shape with an open end, and has a cover portion and an annular connecting portion connected to the cover portion, the cover portion is fixedly connected to the ear stem portion, the annular connecting portion is made of an elastic material, one end of the annular connecting portion away from the cover portion abuts against the ear stem portion, and the driving member is configured to drive the annular connecting portion to elastically deform along a radial direction thereof.
In some embodiments of the present invention, a surface of the cover portion facing the handle portion is convexly provided with a plurality of mounting posts extending toward the handle portion, and a surface of the handle portion facing the cover portion is provided with a plurality of mounting holes, each of the mounting holes being fixedly connected with a corresponding mounting post.
In some embodiments of the present invention, the annular connecting portion is provided with a plurality of through grooves extending in an axial direction of the annular connecting portion and arranged at intervals in a circumferential direction, an elastic portion is formed between two adjacent through grooves, and the driving member acts on each elastic portion.
In some embodiments of the utility model, the driving member includes at least two pushing blocks and a pushing rod, each pushing block is mounted on an inner surface of the corresponding elastic portion, the pushing rod has a driving end and a mounting end which are arranged oppositely, the mounting end is connected with the ear stem portion in a sliding manner, and the driving end is used for driving the at least two pushing blocks to move along a radial direction of the annular connecting portion simultaneously so as to abut against the corresponding elastic portions.
In some embodiments of the present invention, an abutting protrusion extending toward the center of the annular connecting portion is convexly disposed on an inner side of each elastic portion, a guide groove is concavely disposed on a side of each abutting protrusion facing away from the elastic portion, and each pushing block is respectively installed in the corresponding guide groove.
In some embodiments of the present invention, a threaded hole is formed through the cavity wall of the mounting cavity facing the earplug portion, and the mounting end of the push rod is in threaded connection with the threaded hole.
In some embodiments of the utility model, the outer diameter of the driving end is gradually increased from the end close to the earplug part to the end far away from the earplug part, so that the peripheral wall of the driving part is formed into a driving inclined surface.
In some embodiments of the present invention, a driving groove is formed on a surface of the push rod exposed from the ear portion.
In some embodiments of the present invention, the surface of the earplug portion is provided with a plurality of sound output holes communicating the external environment with the installation cavity, the earphone further includes a silica gel sleeve, the silica gel sleeve is sleeved on the earplug portion, and an avoiding notch is arranged at a position of the silica gel sleeve corresponding to the sound output holes.
The peripheral wall of the earplug part of the earphone can generate elastic deformation, and the driving piece of the earphone can drive the peripheral wall of the earplug to generate elastic deformation along the radial direction of the peripheral wall so as to change the size of the outer diameter of the peripheral wall of the earplug part, so that the outer diameter of the earplug part of the earphone can be adjusted according to the size of the concha cavity of a wearer, the earphone can be adapted to different wearers, and meanwhile, the comfort of the user can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a cross-sectional view of one embodiment of a headset according to the present invention;
FIG. 2 is an exploded view of one embodiment of the headset of the present invention;
FIG. 3 is a schematic diagram of an embodiment of the earplug portion of FIG. 2;
FIG. 4 is a schematic view of an embodiment of the handle portion of the ear of FIG. 2;
fig. 5 is a cross-sectional view of another embodiment of the headset of the present invention;
FIG. 6 is a schematic view of an embodiment of the handle portion of the middle ear of FIG. 5;
fig. 7 is a schematic structural diagram of an embodiment of the push rod in fig. 2.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name (R)
1000 Earphone set 115b Spacing protrusion
100 Shell body 120a Mounting cavity
110 Earplug part 121 Mounting hole
110a Sound outlet hole 122 Threaded hole
111 Capping portion 123 Clamping groove
112 Annular connection part 130 Driving member
112a Through groove 131 Push block
112b Elastic part 132 Push rod
113 Mounting post 132a Drive end
114 Propping convex block 132b Mounting end
114a Guide groove 132c Driving groove
120 Ear handle part 132d Driving ramp
115 Clamping piece 140 Silica gel cover
115a Elastic arm 140a Avoiding gap
The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should be considered to be absent and not within the protection scope of the present invention.
The utility model provides an earphone, the outer diameter of the earplug part of the earphone can be adjusted, so that the earphone provided by the utility model can be adapted to wearers with different sizes of concha cavities, the universality of the earphone is improved, and the comfort of the wearer wearing the earphone is improved.
Referring to fig. 1 to 4, the earphone 1000 includes a housing 100 and a driving member 130, the housing 100 provides a mounting position for the driving member 130, the housing 100 includes an earplug portion 110 and an ear stem portion 120, the ear stem portion 120 is provided with a mounting cavity 120a with an opening at one end, and the earplug portion 110 is connected with the ear stem portion 120 and is used for covering the opening of the mounting cavity 120 a.
Specifically, the mounting cavity 120a of the ear stem portion 120 is open toward the ear plug portion 110; in addition, the connection manner of the earplug portion 110 and the ear stem portion 120 is various, the connection manner of the earplug portion 110 and the ear stem portion 120 may be a fixed connection, such as an adhesive, an ultrasonic welding, etc., the connection manner of the earplug portion 110 and the ear stem portion 120 may also be a detachable connection, such as a threaded connection, a clamping connection, etc., and the connection manner of the earplug portion 110 and the ear stem portion 120 is not limited in detail herein.
The outer peripheral wall of the earplug portion 110 can be elastically deformed along the radial direction thereof, and specifically, at least the outer peripheral wall of the earplug portion 110 is made of a plastic material with a strong elastic deformation capability, such as PET (polyethylene terephthalate), PVC (polyvinyl chloride), PP (polypropylene), and the like, and no specific limitation is imposed on what kind of material the outer peripheral wall of the earplug portion 110 is made of.
The driving member 130 is mounted on the handle portion 120, and the driving member 130 is mounted on the handle portion 120 in various ways, and the driving member 130 can be fixedly mounted on the handle portion 120 by means of screw connection, snap connection, etc., but this is not limited thereto.
The driving member 130 acts on the earplug portion 110 to apply an acting force to the outer circumferential wall of the earplug portion 110, so that the outer diameter of the earplug portion 110 is adjusted, the driving member 130 may be of various types, the driving member 130 may include a sliding rod and a pushing block, the sliding rod may push the pushing block to act on the outer circumferential wall of the earplug portion 100 by sliding, the driving member 130 may also include a cam and a pushing block, at this time, the cam may push the pushing block to act on the outer circumferential wall of the earplug portion 100 by rotating, the driving member 130 may also be formed in other structures, which are not listed herein.
The earphone 100 further includes an electrical component such as a circuit board, a speaker, a sensor, and a wire, the circuit board is usually installed in the ear stem portion, the speaker is installed in the installation cavity 120a of the ear stem portion, the speaker is electrically connected to the circuit board through the wire, and the ear stem portion is further provided with a tuning hole communicated with the installation cavity to adjust the air pressure in the installation cavity.
When the cavum concha of the wearer is small and the external diameter of the earplug portion 110 of the earphone 1000 is too large, the wearer cannot wear the earphone 1000 normally, and at this time, the external diameter of the earplug portion can be adjusted by the driving member 130, so that the external diameter of the earplug portion 110 is reduced to fit the size of the cavum concha of the wearer. When the concha cavity of the wearer is large and the outer diameter of the earplug portion 100 of the earphone 1000 is too small, the wearer may drop off after wearing the earphone 1000, and at this time, the outer diameter of the earplug portion 110 may also be adjusted by the driving member 130, so that the outer diameter of the earplug portion 110 is increased to fit the size of the concha cavity of the wearer. This not only improves the versatility of the headset 1000, but also facilitates the comfort of the wearer when wearing the headset 1000.
Referring to fig. 2 and 3, in some embodiments of the present invention, the earplug portion 110 is disposed in a cylindrical shape with an open end and has a cover portion 111 and a ring-shaped connecting portion 112 connected to the cover portion 111, and a side of the cover portion 111 connected to the ring-shaped connecting portion 112 is in a circular arc transition.
The cover portion 111 is fixedly connected to the ear portion 120, the annular connecting portion 112 is made of an elastic material, one end of the annular connecting portion 112, which is far away from the cover portion 111, abuts against the ear portion 120 to cover the mounting cavity 120a of the ear portion 120 together with the cover portion 111, and the annular connecting portion 112 is elastically deformed in the radial direction of the annular connecting portion 112 under the action of the driving member 130.
It should be noted that the earplug portion 110 and the ear stem portion 120 may be fixedly connected, for example, the cover portion 111 of the earplug portion 110 is directly locked to the ear stem portion 120 by a screw; for another example, the cover portion 111 of the earplug portion 110 is directly bonded to the ear stem portion 120 by glue; the cover portion 111 can be fixedly connected to the ear portion 120 by other means, which are not listed here.
Preferably, the surface of the cover portion 111 facing the ear stem portion 120 is convexly provided with a plurality of mounting posts 113 extending towards the ear stem portion 120, the surface of the ear stem portion 120 facing the cover portion 111 is provided with a plurality of mounting holes 121, each mounting hole 121 is fixedly connected with each corresponding mounting post 113, each mounting post 113 and each corresponding mounting hole 121 can be adhered by glue, and each mounting post 113 and each corresponding mounting hole 121 can be fixed by ultrasonic welding. So set up, conveniently counterpoint the assembly with closing cap portion 111 and the ear handle portion 120 of earplug portion 110, and then be favorable to improving the packaging efficiency of earplug portion 110 and ear handle portion 120.
Obviously, the earplug portion 110 and the stem portion 120 can also be detachably connected, for example, the cover portion 111 of the earplug portion 110 and the stem portion 120 can be connected by a snap connection, and for example, the cover portion 111 of the earplug portion 110 and the stem portion 120 can be connected by a screw thread, which is not listed here.
Preferably, referring to fig. 5 and 6, a plurality of engaging members 115 extending toward the ear stem portion 120 are protruded from a surface of the cover portion 111 facing the ear stem portion 120, the engaging members 115 are disposed in an "L" shape and have elastic arms 115a extending from the cover portion 111 toward the ear stem portion 120 and limiting protrusions 115b laterally protruding the elastic arms 115a, a plurality of engaging grooves 123 are correspondingly disposed on a surface of the ear stem portion 120 facing the cover portion 111, and after the engaging members 115 are inserted into the engaging grooves 123, the earplug portion 110 is rotated to make the limiting protrusions 115b abut against a groove edge of the engaging groove 123 facing away from the ear stem portion 120, so as to limit the separation of the earplug portion 110 from the ear stem portion 120. So set up for earplug portion 110 can be dismantled with ear handle portion 120, makes things convenient for production assembly, also makes things convenient for subsequent maintenance to overhaul.
In order to make the annular connecting portion 112 have better elastic deformation capability, please refer to fig. 3, the annular connecting portion 112 is provided with a plurality of through slots 112a extending along the axial direction and arranged at intervals along the circumferential direction, an elastic portion 112b is formed between two adjacent through slots 112a, and the driving member 130 acts on each elastic portion 112b, so that the driving member 130 can adjust each elastic portion 112b to generate elastic deformation along the radial direction of the annular connecting portion 112 by applying a smaller acting force.
It should be noted that the through slot 112a has various shapes, the through slot 112a may be rectangular, oval, and other shapes, and the specific shape of the through slot 112a is not limited herein; in some embodiments of the present invention, the number of the through slots 112a formed through the annular connecting portion 112 is 3, and the number of the elastic portions 112b formed through the annular connecting portion is 3, so that the outer diameter of the earplug portion 110 is deformed more uniformly.
It should be noted that the driving member 130 acts on an inner surface of the annular connecting portion 112, so that the annular connecting portion 112 elastically deforms along a radial direction thereof, and the outer diameter of the ear plug portion 110 is enlarged or reduced.
Referring to fig. 2 and fig. 7, the driving member 130 has various types, in some embodiments of the utility model, the driving member 130 includes at least two pushing blocks 131 and a pushing rod 132, each pushing block 131 is mounted on an inner surface of a corresponding elastic portion 112b, the pushing rod 132 has a driving end 132a and a mounting end 132b which are oppositely disposed, the mounting end 132b is slidably connected to the ear portion 120, and the driving end 132a is used for simultaneously driving the at least two pushing blocks 131 to move along a radial direction of the annular connecting portion 112 so as to abut against the corresponding elastic portions 112 b.
In addition, the shapes of the push block 131 are various, the push block 131 may be arranged in a square shape, the push block 131 may also be arranged in a spherical shape, and the push block 131 may also be arranged in other shapes, which are not listed herein; each pushing block 131 is installed on the inner surface of the corresponding elastic portion 112b, each pushing block 131 may be installed on one side of the inner surface of the corresponding elastic portion 112b close to the through slot 112a, or may be installed at a central position of the inner surface of the corresponding elastic portion 112b, and preferably, each pushing block 131 is installed at the central position of the inner surface of the corresponding elastic portion 112b, so that when each pushing block 131 abuts against the elastic portion 112b, the elastic portion 112b is stressed more uniformly.
It should be noted that the driving end 132a and the mounting end 132b of the push rod 132 are integrally formed with the push rod 132, so that the connection strength between the driving end 132a and the push rod 132 and the connection strength between the mounting end 132b and the push rod 132 can be enhanced.
In addition, in the embodiment, the number of the pushing blocks 131 is three, and the pushing blocks are correspondingly installed on the inner surfaces of the three elastic parts 112b, so that the elastic deformation capability of each elastic part 112b can be enhanced.
Through the above scheme, when the size of the earplug portion 110 is not suitable for the size of the concha cavity of the human ear, only the action on the push rod 132 is needed, so that the driving end 132a of the push rod 132 drives each push block 131 to move along the radial direction of the annular connecting portion 112 and abut against each corresponding elastic portion 112b, and each elastic portion 112b elastically deforms under the abutting of the corresponding push block 131, so that the outer diameter of the earplug portion 110 is adjusted.
In other embodiments, the driving member 130 can be configured as a cam-driven slider, such as a rotary cam, which drives each pushing block, and each pushing block moves along the radial direction of the annular connecting portion 112 to abut against the corresponding elastic portion, so as to adjust the outer diameter of the ear plug portion 110.
In view of the insufficient strength of the elastic portion 112b, the pushing blocks 131 directly push against the elastic portion 112b, which is easy to cause cracks to the elastic portion 112b, in order to enhance the strength of the elastic portion 112b, the inner side of the elastic portion 112b is convexly provided with the pushing protrusions 114 extending toward the center of the annular connecting portion 112, one side of each pushing protrusion 114, which is opposite to the elastic portion 112b, is concavely provided with the guide groove 114a, and each pushing block 131 is respectively installed in the corresponding guide groove 114 a.
Specifically, the shapes of the abutting convex blocks 114 are various, the abutting convex blocks 114 can be arranged in a square shape, the abutting convex blocks 114 can also be arranged in a cylindrical shape, and the abutting convex blocks 114 can also be arranged in other shapes, which are not listed here; moreover, each abutting protrusion 114 is centrally disposed on the elastic portion 112b, so that the elastic portion 112b is uniformly stressed when each pushing block 131 abuts against the corresponding abutting protrusion 114.
It should be noted that the guiding groove 114a on each abutting protrusion 114 extends from the center of the earplug portion 110 along the outer edge direction of the earplug portion 110, and each pushing block 131 is slidably mounted in the corresponding guiding groove 114a, so that each pushing block 131 can abut against the corresponding abutting protrusion 114 under the driving of the pushing rod 132, instead of directly abutting against the inner side wall of the elastic portion 112 b.
Referring to fig. 4, a threaded hole 122 is formed through the mounting cavity 120a facing the cavity wall of the earplug portion 110, a mounting end 132b of the push rod 132 is threadedly connected to the threaded hole 122, and a portion of the mounting end 132b of the push rod 132 is exposed on a side of the handle portion 120 facing away from the earplug portion 110.
Through the above technical solution, when the length of the push rod 132 extending between the push blocks 131 needs to be adjusted, the push rod 132 can move along the axial direction of the threaded hole 122 only by rotating the mounting end 132b exposed on the ear portion 120, and the length of the push rod 132 extending between the push blocks 131 is adjusted.
In another embodiment, a through hole is formed through the mounting cavity 120a facing the cavity wall of the earplug portion 110, a plurality of grooves are formed on the inner circumferential wall of the through hole at intervals along the axial direction of the through hole, and positioning beads are formed on the outer circumferential wall of the mounting end 132b of the push rod 132, and are in plug-in fit with the grooves to adjust the length of the push rod 132 extending between the push blocks 131.
In order to facilitate the driving end 132a of the push rod 132 to drive each push block 131 to move, please refer to fig. 7, the outer diameter of the driving end 132a is gradually increased from the end close to the earplug portion 110 to the end far from the earplug portion 110, so that the outer peripheral wall of the driving end 132a is formed as a driving inclined surface 132d, and the driving inclined surface 132d abuts against each push block 131.
It should be noted that the inclination angle of the driving inclined surface 132d of the driving end 132a may be other angle values such as 30 degrees, 45 degrees, 60 degrees, etc., and the specific inclination angle of the driving inclined surface 132d is not limited herein.
Through the above scheme, when the outer diameter of the ear plug portion 110 needs to be increased, a user only needs to rotate the mounting end 132b exposed on the ear stem portion 120, so that the push rod 132 extends into between the push blocks 131, the driving inclined surface 132d of the push rod 132 can abut against each push block 131, and each push block 131 moves along the extending direction of the corresponding guide groove 114a under the abutting of the driving inclined surface 132d to abut against each corresponding abutting projection 114.
In other embodiments, the end of each pushing block 131 close to each other may be provided with an inclined surface facing the ear portion 120, so that when the driving end 132a of the push rod 132 extends into each pushing block 131, the driving end 132a may abut against the inclined surface of each pushing block 131, and each pushing block 131 may be driven to move along the extending direction of the corresponding guide slot 114 a.
Considering that the user needs to rotate the push rod 132 when adjusting the size of the ear plug portion 110, and the side of the push rod 132 exposed to the ear handle portion 120 is not provided with a driving structure, for the convenience of the user to rotate the push rod 132, the side of the push rod 132 exposed to the ear handle portion 120 is provided with a driving groove 132 c; the shape of the driving recess 132c may be various, and it may be in a shape of a straight line, a cross shape, or a quincunx shape, in some embodiments of the present invention, the driving recess 132c is in a shape of a straight line, and a straight screwdriver may be inserted into the driving recess 132c, and the length of the push rod 132 extending into each push block 131 may be adjusted by rotating the straight screwdriver.
In other embodiments, a driving boss may be protruded from a surface of the push rod 132 exposed outside the ear portion 120, and a user may adjust the length of the push rod 132 extending into each push block 131 by rotating the driving boss.
Referring to fig. 1 and 3, the surface of the earplug portion 110 is provided with a plurality of sound emitting holes 110a communicating the external environment with the installation cavity 120a, it should be noted that the sound emitting holes 110a have various shapes, which may be circular or square, and the sound emitting holes 110a may be in other shapes, which are not listed herein; in addition, a waterproof film is correspondingly disposed on the inner surface of the ear plug 110 at a position corresponding to the sound outlet 110a, and the waterproof film has a ventilation function, such as a PE film, which can prevent water in the external environment from entering the earphone 1000.
In order to make the user wear the earphone 1000 more comfortably, the earphone 1000 further includes a silica gel sleeve 140, the silica gel sleeve 140 is sleeved on the earplug portion 110, and an avoiding notch 140a is provided at a position of the silica gel sleeve 140 corresponding to the sound outlet 110 a.
Specifically, the silicone sleeve 140 is in interference fit with the earplug portion 110, and glue is disposed between the silicone sleeve 140 and the earplug portion 110, so that the silicone sleeve 140 is fixedly connected with the earplug portion 110, and thus, because the silicone sleeve 140 is soft and has a telescopic shape, the expansion or reduction of the outer diameter of the earplug portion 110 is covered by the silicone sleeve 140, and the earphone 1000 is tidier.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides an earphone, its characterized in that, the earphone includes casing and driving piece, the casing includes earplug portion and ear handle portion, ear handle portion is provided with the open installation cavity of one end, earplug portion with ear handle portion is connected and is used for the closing cap the uncovered of installation cavity, the periphery wall of earplug portion can radially produce elastic deformation along it, the driving piece install in earplug portion acts on earplug portion, with right the external diameter of earplug portion is adjusted.
2. The earphone according to claim 1, wherein the earplug portion is in a cylindrical shape with an open end and has a cover portion and a ring-shaped connecting portion connected to the cover portion, the cover portion is fixedly connected to the ear stem portion, the ring-shaped connecting portion is made of an elastic material, an end of the ring-shaped connecting portion away from the cover portion abuts against the ear stem portion, and the driving member is used for driving the ring-shaped connecting portion to elastically deform along a radial direction thereof.
3. The headset of claim 2, wherein a surface of the cover portion facing the ear portion is convexly provided with a plurality of mounting posts extending toward the ear portion, and wherein a surface of the ear portion facing the cover portion is provided with a plurality of mounting holes, each of the mounting holes being fixedly connected with a corresponding one of the mounting posts.
4. The earphone according to claim 2, wherein the annular connecting portion is provided with a plurality of through grooves extending in an axial direction thereof and arranged at intervals in a circumferential direction, and a resilient portion is formed between adjacent through grooves, and the driving member acts on each resilient portion.
5. The earphone according to claim 4, wherein the driving member comprises at least two pushing blocks and a pushing rod, each pushing block is mounted on an inner surface of the corresponding elastic portion, the pushing rod has a driving end and a mounting end which are oppositely arranged, the mounting end is slidably connected with the ear stem portion, and the driving end is used for simultaneously driving the at least two pushing blocks to move along a radial direction of the annular connecting portion so as to abut against the corresponding elastic portions.
6. The earphone according to claim 5, wherein the inner side of each elastic portion is convexly provided with an abutting convex block extending towards the center of the annular connecting portion, one side of each abutting convex block back to the elastic portion is concavely provided with a guide groove, and each push block is respectively installed in the corresponding guide groove.
7. The earphone as claimed in claim 5, wherein a threaded hole is formed through the wall of the mounting cavity facing the earplug portion, and the mounting end of the push rod is threadedly coupled to the threaded hole.
8. The earphone according to claim 5, wherein the outer diameter of the driving end is gradually increased from an end thereof close to the earplug portion to an end thereof far from the earplug portion, so that the outer circumferential wall of the driving end is formed as a driving slope.
9. The earphone as claimed in claim 5, wherein a driving groove is formed on a side of the push rod exposed to the ear part.
10. The earphone according to any one of claims 1 to 9, wherein the surface of the earplug portion is provided with a plurality of sound outlet holes communicating with the external environment and the mounting cavity, the earphone further comprises a silica gel sleeve, the silica gel sleeve is sleeved on the earplug portion, and an avoiding notch is formed in a position of the silica gel sleeve corresponding to the sound outlet holes.
CN202123316723.7U 2021-12-24 2021-12-24 Earphone set Active CN216873370U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123316723.7U CN216873370U (en) 2021-12-24 2021-12-24 Earphone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123316723.7U CN216873370U (en) 2021-12-24 2021-12-24 Earphone set

Publications (1)

Publication Number Publication Date
CN216873370U true CN216873370U (en) 2022-07-01

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Application Number Title Priority Date Filing Date
CN202123316723.7U Active CN216873370U (en) 2021-12-24 2021-12-24 Earphone set

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CN (1) CN216873370U (en)

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