Earmuff structure and earphone

Abstract

The embodiment of the utility model discloses an earmuff structure and an earphone, the earmuff structure comprises an earmuff shell and an earmuff rotating shaft connected between the earmuff shell and a head beam, one end of the earmuff rotating shaft is inserted into the earmuff shell and is connected with a floating seat, and the floating seat is connected with the earmuff shell. The earmuff rotating shaft is rotatably matched with the earmuff shell through the floating seat, the rotating axis between the floating seat and the earmuff shell is parallel to the width direction of the earmuff shell, and the earmuff shell is provided with an elastic piece for driving the floating seat to rotate, so that the earmuff shell has the tendency of swinging towards the ears of a user relative to the earmuff rotating shaft. According to the earmuff structure provided by the embodiment of the utility model, the floating seat is arranged in the earmuff shell, so that the earmuff structure can adapt to different facial forms and auricle shapes, the use universality can be improved, different use requirements can be met, the sound insulation effect of an earphone can be improved, the sound effect of the earphone and the use comfort can be ensured, and the earmuff structure is simple in structure, better in use effect and convenient to use. And the application range is wider.

Description

TECHNICAL FIELD

[0001] The utility model relates to earphone manufacturing technical field especially ear cover structure and earphone with ear cover structure. BACKGROUND

[0002] With the development of national economy and the continuous improvement of living standards, people's entertainment needs in daily life also increase, and the existing electronic equipment is equipped with earphone, and the existing earphone can be divided into wired earphone, bluetooth earphone and head-mounted earphone, and the head-mounted earphone becomes the essential accessory for people to listen to music and play games because of its small harm to ears and high comfort.

[0003] The head-mounted earphone is provided with a head beam, and the two ends of the head beam are respectively provided with ear cover structures, and when the user uses the earphone, the head beam can be supported on the head, and the ear cover structure is covered on the ear to prevent external noise from entering the ear, improve the sound quality of the earphone and ensure the user experience. However, due to the difference in the size of the head and the face shape of the user, the ear cover structure cannot be closely covered on the outside of the pinna of each user, which leads to the problems of poor sound insulation effect of the earphone, low wearing comfort and poor universality, and there is room for improvement. SUMMARY

[0004] The utility model aims at solving one of the technical problems in the prior art. To this end, the utility model provides an ear cover structure, which is simple in structure, can improve the universality, meet different use requirements, improve the sound insulation effect of the earphone, and ensure the sound effect and comfort of the earphone.

[0005] According to the ear cover structure of the utility model embodiment, the floating seat is arranged in the ear cover shell, so that the ear cover shaft can float together with the floating seat relative to the ear cover shell, and the ear cover shaft can rotate relative to the ear cover shell, so that the ear cover structure can adapt to different face shapes and pinna shapes, improve the universality, meet different use requirements, and make the ear cover structure completely cover the outside of the ear, improve the sound insulation effect of the earphone, ensure the sound effect and comfort of the earphone, and the structure is simple, the use effect is better, and the application range is wider.

[0006] According to the ear cover structure of the utility model embodiment, the floating seat is arranged in the ear cover shell, so that the ear cover shaft can float together with the floating seat relative to the ear cover shell, and the ear cover shaft can rotate relative to the ear cover shell, so that the ear cover structure can adapt to different face shapes and pinna shapes, improve the universality, meet different use requirements, and make the ear cover structure completely cover the outside of the ear, improve the sound insulation effect of the earphone, ensure the sound effect and comfort of the earphone, and the structure is simple, the use effect is better, and the application range is wider.

[0007] According to some embodiments of the present invention, the rotation axis of the floating seat is defined as the first axis. The earmuff housing is provided with a floating column passing through the floating seat. The floating seat is provided with a floating through hole for the floating column to pass through. The floating through hole is adapted to the length of the floating column along the first axis to prevent the floating seat from shifting along the first axis.

[0008] According to some embodiments of the present invention, the inner wall of the earmuff housing is detachably connected to a fixed seat, a shaft groove is formed between the fixed seat and the inner wall of the earmuff housing, and the floating seat is provided with a rotating shaft that rotatably engages with the shaft groove.

[0009] According to some embodiments of the present invention, in the earmuff structure, the elastic element is disposed between the floating seat and the fixed seat, and the two ends of the elastic element elastically abut against the floating seat and the fixed seat respectively.

[0010] According to some embodiments of the present invention, the earmuff structure is an elastic element that is sleeved on the floating column, and the elastic element is extendable and retractable along the floating column.

[0011] According to some embodiments of the present invention, in the earmuff structure, one end of the floating column is connected to the earmuff housing, and the fixed base is provided with a first connecting part, the first connecting part and the other end of the floating column are detachably connected and fixed by a first connecting member.

[0012] According to some embodiments of the present invention, the earmuff structure has at least one floating column inside the earmuff housing, and the floating seat has at least one floating perforation, with each floating perforation corresponding to at least one floating column.

[0013] According to some embodiments of the present invention, the earmuff structure has an axial limiting groove on the side of the earmuff pivot, and the floating seat is detachably connected to an axial limiting member. The axial limiting member is inserted into the axial limiting groove to prevent the earmuff pivot from shifting along the floating perforation.

[0014] According to some embodiments of the present invention, the axial limiting member includes a middle connecting rod and two limiting rods. The two limiting rods are respectively connected to the two ends of the middle connecting rod. Both limiting rods are limited and inserted into the axial limiting groove. The two limiting rods are respectively located on both sides of the earmuff pivot.

[0015] According to the ear cover structure of some embodiments of the present application, the floating seat is provided with an installation hole for inserting the ear cover rotating shaft, the ear cover rotating shaft is arranged in the installation hole, and the ear cover rotating shaft is rotationally connected with the floating seat around the axis of the installation hole.

[0016] According to the ear cover structure of some embodiments of the present application, the limiting part comprises a limiting block arranged on the inner wall of the installation hole and a stop block arranged on the end of the ear cover rotating shaft, the two side surfaces of the limiting block distributed along the rotation track direction of the stop block are respectively a first limiting surface and a second limiting surface, both the limiting surfaces are located on the track of the stop block rotating with the ear cover rotating shaft, and the stop block rotates within the range between the first limiting surface and the second limiting surface.

[0017] According to the ear cover structure of some embodiments of the present application, the floating column is at least two, the at least two floating columns are arranged at intervals and symmetrically distributed on both sides of the axis of the ear cover rotating shaft.

[0018] According to the ear cover structure of some embodiments of the present application, the ear cover shell is provided with a connecting hole for the ear cover rotating shaft to pass through, the ear cover rotating shaft is provided with a connecting shaft section, the connecting shaft section is arranged in the connecting hole to penetrate through the ear cover shell, the hole diameter of the connecting hole is greater than the outer diameter of the connecting shaft section, and a floating gap is formed outside the connecting shaft section.

[0019] According to the ear cover structure of some embodiments of the present application, the side of the floating seat close to the connecting hole is provided with a baffle, and the baffle is located in the inside of the ear cover shell.

[0020] The utility model also proposes a kind of earphone.

[0021] According to the earphone of the utility model embodiment, it comprises head beam and the ear cover structure of any one of the above, the ear cover structure is two, and the two ear cover structures are connected to the two ends of the head beam respectively.

[0022] According to the earphone of some embodiments of the present application, the ear cover rotating shaft is located at the end of the ear cover shell outside and is slidably connected with the head beam.

[0023] According to the earphone of some embodiments of the present application, the head beam is provided with sliding guide rail, the ear cover rotating shaft is provided with sliding cooperation part, the sliding cooperation part is slidably connected with the sliding guide rail and makes the ear cover rotating shaft relative to the head beam telescopic.

[0024] The earphone and the ear cover structure of the above have the same advantages as the prior art, which will not be repeated here.

[0025] Additional aspects and advantages of the present application will be partially given in the following description, partially will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0026] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

[0027] Figure 1 is an exploded view of the ear cover structure according to the embodiment of the present application;

[0028] Figure 2 is a partial exploded view of the ear cover structure according to the embodiment of the present application;

[0029] Figure 3 is a partial structure schematic view of the ear cover structure according to the embodiment of the present application Figure 1 ;

[0030] Figure 4 is a partial structure schematic view of the ear cover structure according to the embodiment of the present application Figure 2 ;

[0031] Figure 5 is a partial structure schematic view of the ear cover structure according to the embodiment of the present application Figure 3 ;

[0032] Figure 6 is a partial structure schematic view of the ear cover structure according to the embodiment of the present application Figure 4 ;

[0033] Figure 7 is a partial sectional view of the ear cover structure according to the embodiment of the present application;

[0034] Figure 8 is a structure schematic view of the earphone according to the embodiment of the present application;

[0035] Figure 9 is a partial sectional view of the head beam and the ear cover rotating shaft according to the embodiment of the present application;

[0036] Figure 10 is a partial exploded view of the head beam and the ear cover rotating shaft according to the embodiment of the present application.

[0037] REFERENCE NUMERALS:

[0038] earphone 101, head beam 102, sliding guide rail 1021, bolt 1022, ear cover structure 100,

[0039] Ear cover rotating shaft 1, stop block 11, axial limiting groove 12, connecting shaft section 13, sliding fit part 14,

[0040] Ear cover shell 2, floating column 21, fixed column 22, rotating support groove 23, arc-shaped support surface 231, connecting hole 24,

[0041] Fixed seat 3, floating seat 4, rotating part 41, rotating shaft 411, floating part 42, floating perforation 421, mounting perforation 43, limiting part 431, first limiting surface 432, second limiting surface 433, baffle 44,

[0042] Elastic member 5, axial limiting member 6, intermediate connecting rod part 61, limiting rod part 62. DETAILED DESCRIPTION

[0043] The embodiments of the present application will be described in detail below, examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present application, and cannot be understood as limiting the present application.

[0044] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the features limited as "first" and "second" can be explicitly or implicitly included one or more features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0045] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] The following will be described with reference to Figures 1-10The ear cover structure 100 according to the embodiment of the utility model has simple structure, can improve the general usability, meets different use demand, can improve the sound insulation effect of the earphone 101, guarantees the sound effect and the use comfort of the earphone 101.

[0047] As shown in the figure, Figures 1-10 The ear cover structure 100 according to one embodiment of the utility model comprises an ear cover shell 2 and an ear cover rotating shaft 1 connected between the ear cover shell 2 and a head beam 102.

[0048] The ear cover shell 2 is provided with a floating seat 4 rotatingly matched with the ear cover shell 2, the rotating axis of the floating seat 4 is parallel to the width direction of the ear cover shell 2, one end of the ear cover rotating shaft 1 is inserted into the ear cover shell 2 and connected with the floating seat 4, and the other end is connected with the head beam 102. The ear cover rotating shaft 1 is rotatingly matched with the ear cover shell 2 through the floating seat 4, so that the ear cover shell 2 can swing within a certain angle range relative to the ear cover rotating shaft 1. In addition, the ear cover shell 2 is also provided with an elastic member 5 for driving the floating seat 4 to rotate, when a user wears the earphone, the elastic member 5 is used to make the ear cover shell 2 have a tendency to swing towards the user's ear relative to the ear cover rotating shaft 1, so that the ear cover structure 100 is kept close to the user's ear.

[0049] In some embodiments, the rotating axis of the floating seat 4 is defined as a first axis, the ear cover shell 2 is also provided with a floating column 21 penetrating through the floating seat 4, the floating seat 4 is provided with a floating perforation 421 for the floating column 21 to penetrate through, and the length of the floating perforation 421 along the first axis direction is adapted to the length of the floating column 21 along the first axis direction, so as to hinder the floating seat 4 from deviating along the first axis direction. The floating column 21 can guide the floating seat 4, limit the swing path of the floating seat 4 by using the floating seat 4, and ensure the stability of the cooperation between the floating seat 4 and the ear cover shell.

[0050] In the embodiment, the axis, the width direction and the height direction of the ear cover structure 100 are defined, the axis of the ear cover structure 100 refers to a straight line penetrating through the geometric center of the ear cover structure 100 along the width direction of the ear cover shell 2. When a user wears the earphone 101, the axis of the ear cover structure 100 extends along the direction close to or away from the user's ear, the height direction of the ear cover structure 100 is in a vertical state, the width direction of the ear cover structure 100 is parallel to the front-back direction of the user's head, and the width direction of the ear cover structure 100 is perpendicular to the axis of the ear cover structure 100 and the height direction of the ear cover structure 100. The axis, the width direction and the height direction of the ear cover shell 2 are consistent with the axis, the width direction and the height direction of the ear cover structure 100 respectively.

[0051] Specifically, the earphone 101 is provided with ear cover structures 100, the two ear cover structures 100 are respectively connected to the two ends of the head beam 102, and the head beam 102 can be supported on the head of the user, so that the user can place the two ear cover structures 100 on the two ears respectively. When the user uses the earphone 101, the head beam 102 can be supported on the head, and the two ear cover structures 100 are respectively covered on the two ears. At this time, the head beam 102 can be deformed, so that the ear cover structure 100 completely wraps the ear to isolate external noise, improve the sound effect of the earphone 101, and improve the use experience. When the earphone 101 is idle, the user can hang the head beam 102 on the neck or the belt, and the earphone 101 can be used as a decoration to improve the setting flexibility.

[0052] Further, the ear cover structure 100 is provided with an ear cover shell 2, which is arranged at the outermost side of the ear cover structure 100. The inside of the ear cover shell 2 can define an installation space, which can accommodate the parts required for the operation of the ear cover structure 100. The ear cover shell 2 can provide mounting points for the parts, and can protect and support the parts inside the ear cover structure 100 to ensure the operation reliability of the ear cover structure 100. The ear cover structure 100 is also provided with an ear cover shaft 1, one end of which is connected to the ear cover shell 2, and the other end is connected to the head beam 102, so that the ear cover structure 100 is connected to the head beam 102 to ensure the use reliability of the earphone 101.

[0053] In addition, the ear cover shaft 1 is rotatably connected to the ear cover shell 2 through the floating seat 4. The floating seat 4 has a through installation hole 43 formed therein, and the ear cover shaft 1 is inserted into the installation hole 43 to connect the ear cover shaft 1 and the floating seat 4. In addition, the ear cover shaft 1 can rotate relative to the floating seat 4 around the axis of the installation hole 43, that is, the ear cover shaft 1 can rotate relative to the ear cover shell 2 around the axis of the installation hole 43. When the earphone 101 is worn on the head of the user, the angle of the ear cover structure 100 relative to the user can be adjusted, so that the fit of the ear cover structure 100 with the face of the user can be improved to improve the use experience.

[0054] Meanwhile, the floating seat 4 is also in rotation cooperation with the earmuff shell 2, the rotation axes of the two are parallel to the width direction of the earmuff shell 2, one end of the earmuff rotation shaft 1 is inserted into the floating seat 4, so that the earmuff rotation shaft 1 can drive the floating seat 4 to float relative to the earmuff shell 2, the earmuff shell 2 can rotate relative to the earmuff rotation shaft 1 around the axis of the mounting hole 43, that is, the earmuff shell 2 rotates circumferentially around the earmuff rotation shaft 1, and can also swing (or be called float) around the first axis. When the folding degree of the face of the user is different, the earmuff shell 2 can rotate along the circumference of the earmuff rotation shaft 1 to adapt to different face shapes of the user, and when the width of the face of the user is different, the earmuff shell 2 can float to adapt to different face widths, so as to meet different use requirements. The width direction of the earmuff structure 100 refers to the direction of the earmuff structure 100 between the front side and the back side of the user when the user wears the earphone 101 on the head.

[0055] The elastic piece 5 in cooperation with the floating seat 4 is arranged in the earmuff shell 2, the elastic piece 5 can be a spring, an elastic sheet or the like, the structure is simple, and the setting cost is low, when the floating seat 4 is floated under the action of external force, the floating seat 4 will exert force on the elastic piece 5 to compress the elastic piece 5, at this time, the elastic piece 5 is elastically deformed, when the elastic piece 5 restores the deformation, the elastic force is exerted on the floating seat 4, so that the floating seat 4 is reset, so that the earmuff shell 2 has a tendency to swing towards the ear of the user relative to the earmuff rotation shaft 1, the earmuff structure 100 can be tightly attached around the ear, the earphone 101 can be prevented from having a poor noise reduction effect due to the earmuff structure 100 being too loose, the sound effect of the earphone 101 can be improved, the earmuff structure 100 can be prevented from being too tightly clamped on the head to cause pain in the pinna and the like of the user, the use comfort of the earphone 101 is improved, the structure is simple, the use universality can be improved, and different use requirements can be met.

[0056] According to the earmuff structure 100 in the embodiment of the utility model, the floating seat 4 is arranged in the earmuff shell 2, so that the earmuff rotation shaft 1 can float relative to the floating seat 4, and the earmuff shell 2 can rotate circumferentially around the earmuff rotation shaft 1, so that the earmuff structure 100 can adapt to different face shapes and pinna shapes, the use universality can be improved, different use requirements can be met, the earmuff structure 100 can be completely arranged outside the ear, the sound insulation effect of the earphone 101 can be improved, the sound effect and the use comfort of the earphone 101 can be ensured, the structure is simple, the use effect is better, and the application range is wider.

[0057] In some embodiments, the ear cover structure 100 comprises an ear cover shell 2 and an ear cover rotating shaft 1 connected between the ear cover shell 2 and the head beam 102, one end of the ear cover rotating shaft 1 is inserted into the ear cover shell 2 and connected with a floating seat 4, the ear cover rotating shaft 1 is rotationally matched with the ear cover shell 2 through the floating seat 4, the rotation axis between the floating seat 4 and the ear cover shell 2 is parallel to the width direction of the ear cover shell 2, and the ear cover shell 2 is provided with an elastic member 5 for driving the floating seat 4 to rotate, so that the ear cover shell 2 has a tendency to swing towards the user's ear relative to the ear cover rotating shaft 1.

[0058] The floating seat 4 is provided with a floating hole 421 through which the floating column 21 passes, so that the floating seat 4 can only move along the floating column 21 when floating, ensuring the reliability of the floating track of the floating seat 4. The floating hole 421 can be configured as an oblong hole, and the floating hole 421 should also have a residual space for relative movement of the floating column 21, so that the opening area of the floating hole 421 is larger than the cross-sectional area of the floating column 21, facilitating installation and reducing the required assembly precision.

[0059] Further, the length of the floating hole 421 and the floating column 21 along the first axis direction is adapted, so that the floating hole 421 can limit the floating column 21 in the first axis direction, thereby preventing the floating seat 4 from deviating in the first axis direction, avoiding the movement of the ear cover shell 2 relative to the ear cover rotating shaft 1 in the first axis direction, causing the ear cover structure 100 to shift when used, and ensuring the use experience.

[0060] Further, the floating hole 421 is arranged to extend in a direction intersecting the first axis, so that the position of the floating column 21 in the floating hole 421 can be adjusted in a direction intersecting the first axis when the floating seat 4 is floating, thereby changing the included angle between the ear cover shell 2 and the end of the ear cover rotating shaft 1 inserted into the floating seat 4, so that the ear cover structure 100 can adapt to different face shapes and meet different use requirements, improving the wearing comfort.

[0061] In some embodiments, the inner wall of the ear cover shell 2 is detachably connected with a fixing seat 3, an axis groove is formed between the fixing seat 3 and the inner wall of the ear cover shell 2, the floating seat 4 is provided with a rotating shaft 411 rotationally matched with the axis groove, and the floating seat 4 rotates relative to the ear cover shell 2 through the rotating shaft 411.

[0062] Specifically, the ear cover shell 2 can be provided with a fixed seat 3, which is detachably connected with the inner wall of the ear cover shell 2, that is, the fixed seat 3 can be connected with the inner wall of the ear cover shell 2 through a connecting piece or the like, facilitating installation and later maintenance, etc. The floating seat 4 is floatingly installed in the fixed seat 3 and the ear cover shell 2, and the floating seat 4 can be limited to ensure the use reliability of the floating seat 4. Moreover, the fixed seat 3 and the inner wall of the ear cover shell 2 are formed with an axial groove, the ear cover shell 2 is provided with a rotating support groove 23, the fixed seat 3 is provided with a matching groove, and the rotating support groove 23 and the matching groove jointly define the axial groove. The floating seat 4 is provided with a rotating shaft 411, and the rotating shaft 411 can be rotatably matched with the axial groove.

[0063] Further, the length direction of the rotating shaft 411 is parallel to the first axis, the rotating shaft 411 can be provided as a cylindrical shaft, the rotating support groove 23 is provided as a groove body and is open to the side away from the ear cover shell 2, and the inner wall of the rotating support groove 23 can be configured as an arc-shaped support surface 231. When the floating seat 4 is installed in the ear cover shell 2, the rotating shaft 411 can be placed in the rotating support groove 23 through the opening, and the rotating shaft 411 can be rotatably supported on the arc-shaped support surface 231. When the floating seat 4 is floating, the rotating shaft 411 can rotate relative to the arc-shaped support surface 231. The outer wall of the rotating shaft 411 is also provided as a circular arc, which can ensure the smoothness of the floating process of the floating seat 4, improve the use experience, reduce the friction between the rotating shaft 411 and the rotating support groove 23, and prolong the service life of the rotating shaft 411 and the rotating support groove 23. Moreover, the axial groove can limit the rotating shaft 411 to ensure the operation reliability of the rotating shaft 411.

[0064] Moreover, the rotating shaft 411 can be provided as two, and the two rotating shafts 411 are symmetrically distributed on both sides of the floating seat 4. Moreover, the axial groove is also provided as two, and the two axial grooves and the two rotating shafts 411 are one-to-one correspondingly distributed, so that each rotating shaft 411 can be rotatably supported in the axial groove. When the floating seat 4 is floating, the rotating shaft 411 and the axial groove interact with each other. By providing two rotating shafts 411, the acting force can be dispersed, thereby prolonging the service life of the rotating shaft 411. Moreover, the rotating shaft 411 is symmetrically arranged on both sides of the floating seat 4, so that the stress on both sides of the floating seat 4 is uniform, ensuring the operation reliability of the floating seat 4, and avoiding the deformation of the floating seat 4 caused by excessive stress on one side, thereby prolonging the service life of the floating seat 4.

[0065] In some embodiments, the floating seat 4 includes a rotating part 41 and a floating part 42 connected with each other. The rotating part 41 is rotatably matched with the ear cover shell 2 along the first axis. The floating column 21 is arranged in the floating part 42, and the floating part 42 can swing around the first axis.

[0066] Specifically, the fixed seat 3 is fixedly installed in the ear cover shell 2, the floating seat 4 is rotatably installed between the fixed seat 3 and the ear cover shell 2 along the first axis, and as Figure 2 and Figure 4As shown, the floating seat 4 can be divided into a rotating part 41 and a floating part 42, the floating part 42 and the rotating part 41 can be connected by welding or one-piece forming or the like, the end of the earmuff rotating shaft 1 can extend into the rotating part 41, so that the earmuff rotating shaft 1 can rotate relative to the floating seat 4, and the rotating part 41 and the earmuff shell 2 are rotatably connected along the first axis, that is, the rotating part 41 is rotatably installed on the earmuff shell 2, so that the floating seat 4 as a whole can rotate along the first axis.

[0067] Further, one of the floating part 42 and the floating column 21 can be provided as a guide hole, and the other can be configured as a guide column, that is, when the floating part 42 is configured as a guide hole, the floating column 21 can be configured as a guide column, and when the floating part 42 is configured as a guide column, the floating column 21 can be configured as a guide hole. In this embodiment, the floating part 42 is configured as a guide hole, and the floating column 21 is configured as a guide column, so that the floating column 21 can be arranged in the floating part 42, and the floating part 42 can float along the floating column 21, so that the floating seat 4 as a whole can float along the floating column 21 to limit the floating path of the floating seat 4 and ensure the reliability of the floating of the floating seat 4.

[0068] Further, the floating part 42 can swing around the first axis, so that the floating seat 4 as a whole can swing around the first axis to limit the swinging path of the floating seat 4 and ensure the reliability of the swinging of the floating seat 4, so as to adapt to different user face shapes and meet different use requirements and improve use flexibility.

[0069] In some embodiments, the elastic member 5 is installed between the floating part 42 and the fixed seat 3 and elastically abuts against the floating part 42 and the fixed seat 3, respectively.

[0070] Specifically, the earmuff structure 100 is provided with the fixed seat 3 fixedly connected with the earmuff shell 2, and the floating seat 4 which can float is arranged between the fixed seat 3 and the earmuff shell 2, and as Figures 1-3 As shown, the elastic member 5 can be installed between the floating part 42 and the fixed seat 3 and elastically abut against the floating part 42 and the fixed seat 3, respectively, that is, one end of the elastic member 5 can abut against the floating part 42, and the other end can abut against the fixed seat 3.

[0071] Further, the floating seat 4 is installed between the fixed seat 3 and the earmuff shell 2, and when the floating seat 4 floats relative to the fixed seat 3, the distance between the floating seat 4 and the fixed seat 3 changes, and the elastic member 5 is arranged between the floating seat 4 and the fixed seat 3, and when the floating seat 4 is floated by external force, the distance between the floating seat 4 and the fixed seat 3 changes, so as to exert force on the elastic member 5 to compress the elastic member 5, at this time, the elastic member 5 elastically deforms, and when the external force is removed, the elastic member 5 can exert elastic force on the floating seat 4 and the fixed seat 3 to reset the floating seat 4 and ensure use reliability.

[0072] In actual use, the user clamps the ear cover structure 100 on both sides of the ears, and the user's face will exert a force on the ear cover structure 100, at this time the elastic member 5 is compressed, and during use, as the user moves, the force exerted on the ear cover structure 100 also changes, and the degree of compression of the elastic member 5 is also different, but the force exerted on the ear cover structure 100 and the elastic force can maintain balance, so that the ear cover structure 100 can still maintain the state of being clamped on both sides of the ears, and can ensure the use reliability and wearing comfort of the user in the scene of sports and the like, meet different use requirements, and improve the use flexibility.

[0073] In some embodiments, the elastic member 5 is arranged between the floating seat 4 and the fixed seat 3, and the two ends of the elastic member 5 are elastically pressed against the floating seat 4 and the fixed seat 3, respectively.

[0074] In some embodiments, the elastic member 5 is configured as a spring, the elastic member 5 is sleeved outside the floating column 21, and the elastic member 5 is telescopic along the floating column 21.

[0075] Specifically, the elastic member 5 is elastically pressed between the fixed seat 3 and the floating seat 4, the elastic member 5 can be configured as a spring, one end of the spring is pressed against the fixed seat 3, and the other end is pressed against the floating seat 4, the floating part 42 of the floating seat 4 can float along the floating column 21 of the ear cover shell 2, and the elastic member 5 can be sleeved outside the floating column 21, thereby limiting the elastic member 5, avoiding displacement of the elastic member 5, ensuring the installation reliability of the elastic member 5, and sleeving the elastic member 5 outside the floating column 21, so that the elastic force generated by the elastic member 5 under pressure is also distributed along the floating column 21, the floating seat 4 can float relative to the fixed seat 3 under the action of the elastic force, thereby making the extension direction of the elastic force same as the movement direction of the floating seat 4, and ensuring the reliability of the floating of the floating seat 4.

[0076] In some embodiments, the elastic member 5 is a spring sleeved outside the floating column 21, and the elastic member 5 is telescopic along the floating column 21.

[0077] In some embodiments, the floating part 42 is provided with at least one floating perforation 421, and the floating column 21 is provided as at least one, and the at least one floating column 21 is correspondingly arranged in the at least one floating perforation 421.

[0078] Specifically, the floating part 42 is provided with a floating hole 421, and the floating column 21 can be arranged in the floating hole 421, so that the floating part 42 can float along the floating column 21, and the floating part 42 is provided with at least one floating hole 421, that is, the floating hole 421 can be provided as one, two or three, and the floating column 21 is also provided as at least one, that is, the floating column 21 can be provided as one, two or three, and at least one floating column 21 is arranged in one-to-one correspondence in at least one floating hole 421, that is, when the floating hole 421 is provided as one, the floating column 21 is also provided as one, and one floating column 21 is arranged in one floating hole 421 respectively, so that one place of the floating part 42 can float along the floating column 21, and when the floating hole 421 is provided as two, three or the like, the same can be deduced.

[0079] Further, in the embodiment, the floating hole 421 and the floating column 21 are both provided as two, and the floating columns 21 are arranged at intervals, and when the floating part 42 floats along the floating column 21, the floating column 21 and the floating hole 421 will generate a force on each other, and the floating hole 421 and the floating column 21 are both provided as two, so that the force can be dispersed, thereby weakening the effect of the force, avoiding the deformation and fracture of a single floating hole 421 or a single floating column 21 due to excessive force, prolonging the service life of the floating part 42 and the floating column 21, and ensuring the floating reliability.

[0080] In some embodiments, at least one floating column 21 is arranged in the ear cover shell 2, and the floating seat 4 is provided with at least one floating hole 421, and the at least one floating hole 421 is matched with the at least one floating column 21 in one-to-one correspondence.

[0081] In some embodiments, one end of the floating column 21 is connected with the ear cover shell 2, and the fixed seat 3 is provided with a first connecting part, and the other end of the floating column 21 is detachably connected and fixed with the first connecting part through a first connecting piece.

[0082] Specifically, the ear cover shell 2 is provided with a floating column 21, the floating part 42 is formed with a floating hole 421, the floating column 21 can extend into the floating hole 421, and as shown in Figures 1-3 the floating column 21 can be provided as a cylindrical column, and one end of the floating column 21 is connected with the ear cover shell 2 by welding or integral molding, and the other end is a free end and extends away from the ear cover shell 2.

[0083] Further, the fixing seat 3 is provided with a first connecting part which can be a connecting hole and the like, and the free end of the floating column 21 can also be provided with a connecting hole, and the fixing seat 3 can be detachably connected with the free end of the floating column 21 through the first connecting part, that is, the first connecting part can be sequentially arranged in the connecting hole of the fixing seat 3 and the connecting hole of the floating column 21 to connect the fixing seat 3 and the floating column 21, and make the floating seat 4 float between the ear cover shell 2 and the fixing seat 3.

[0084] In addition, the first connecting part can be a bolt or the like, which has a simple structure, is convenient to install, and has low setting cost, and detachably connects the floating column 21 and the fixing seat 3, which is convenient for installation and later maintenance, can save maintenance time and maintenance cost, and improves the use experience.

[0085] In some embodiments, the ear cover shell 2 is also provided with a fixing column 22 which is spaced apart from the floating column 21, and the fixing seat 3 is detachably connected with the fixing column 22 through a second connecting part.

[0086] Specifically, the ear cover shell 2 is provided with a fixing column 22, and as shown in Figures 1-3 The fixing column 22 can be a cylindrical column or the like, and one end of the fixing column 22 is connected with the ear cover shell 2 by welding or one-piece forming, and the other end is a free end which extends away from the ear cover shell 2, the fixing seat 3 is provided with a second connecting part which can be a connecting hole and the like, and the free end of the fixing column 22 can also be provided with a connecting hole, and the fixing seat 3 can be detachably connected with the free end of the fixing column 22 through the second connecting part, that is, the second connecting part can be sequentially arranged in the connecting hole of the fixing seat 3 and the connecting hole of the fixing column 22 to connect the fixing seat 3 and the fixing column 22, and the fixing column 22 is spaced apart from the floating column 21, so that the fixing seat 3 can be connected with the ear cover shell 2 at multiple places to ensure reliable connection.

[0087] In addition, the second connecting part can be a bolt or the like, which has a simple structure, is convenient to install, and has low setting cost, and detachably connects the fixing column 22 and the fixing seat 3, which is convenient for installation and later maintenance, can save maintenance time and maintenance cost, and improves the use experience.

[0088] In some embodiments, the floating seat 4 is formed with an installation hole 43 which penetrates the rotating part 41 and the floating part 42 in sequence, the ear cover rotating shaft 1 is arranged in the installation hole 43, and the installation hole 43 is provided with a limiting part 431, and the ear cover rotating shaft 1 is limited and pressed on the limiting part 431 when rotating to the limit position in the installation hole 43.

[0089] Specifically, the ear cover rotating shaft 1 can be arranged in the floating seat 4 and float together with the floating of the floating seat 4, as shown in Figures 1-2 and Figures 4-5As shown, the floating seat 4 is further provided with a mounting through hole 43, the mounting through hole 43 can pass through the rotating part 41 and the floating part 42 in sequence, and one end of the earmuff rotating shaft 1 can be arranged in the mounting through hole 43, that is, one end of the earmuff rotating shaft 1 can be arranged in the rotating part 41 and the floating part 42 in sequence, so that one end of the earmuff rotating shaft 1 can float as a whole with the floating seat 4, increase the contact area of the earmuff rotating shaft 1 and the floating seat 4, and then the connection strength of the earmuff rotating shaft 1 and the floating seat 4 can be ensured to ensure the installation reliability.

[0090] Further, one end of the earmuff rotating shaft 1 can extend into the mounting through hole 43, and the earmuff rotating shaft 1 can rotate relative to the mounting through hole 43, so that the earmuff shell 2 can rotate relative to the earmuff rotating shaft 1, and as Figures 4-5 As shown, the mounting through hole 43 is provided with a limiting part 431, which can be a limiting block or a limiting protrusion, etc. The limiting part 431 is arranged on the inner wall of the mounting through hole 43. When the earmuff rotating shaft 1 rotates in the mounting through hole 43 and rotates to the limit position, the earmuff rotating shaft 1 can be limited and pressed against the limiting part 431, thereby limiting the rotation angle of the earmuff rotating shaft 1 in the mounting through hole 43. While ensuring that the earmuff structure 100 can rotate relative to the earmuff rotating shaft 1, it can also avoid the earmuff structure 100 from being completely turned over, etc., to ensure the use experience.

[0091] In some embodiments, the floating seat 4 is provided with a mounting through hole 43 for inserting the earmuff rotating shaft 1, the earmuff rotating shaft 1 is arranged in the mounting through hole 43, and the earmuff rotating shaft 1 is rotationally connected with the floating seat 4 around the axis of the mounting through hole 43. The limiting part 431 for limiting the rotation angle range of the earmuff rotating shaft 1 is arranged between the mounting through hole 43 and the earmuff rotating shaft 1, so as to limit the rotation angle range of the earmuff rotating shaft 1 relative to the floating seat 4 by the limiting part 431.

[0092] In some embodiments, the limiting part 431 is configured as a limiting block arranged in the mounting through hole 43, the limiting block extends along the circumference of the mounting through hole 43 and forms a first limiting surface 432 and a second limiting surface 433 at both ends. The end of the earmuff rotating shaft 1 is provided with a stop block 11, the stop block 11 abuts against the first limiting surface 432 when the earmuff rotating shaft 1 rotates in the first direction to the maximum position along the circumference, and abuts against the second limiting surface 433 when the earmuff rotating shaft 1 rotates in the second direction to the maximum position along the circumference.

[0093] Specifically, the mounting through hole 43 is provided with a limiting part 431, and as Figures 4-5As shown, the limiting part 431 can be configured as a limiting block which is installed on the inner wall of the mounting hole 43 and protrudes radially inward, and the limiting block can be arranged along the circumferential direction of the mounting hole 43, and the limiting block is formed with a first limiting surface 432 and a second limiting surface 433 at two ends along the circumferential direction of the mounting hole 43, respectively. One end of the earmuff rotating shaft 1 extends into the mounting hole 43, and the end of the earmuff rotating shaft 1 is provided with a stop block 11 which is arranged on the end of the earmuff rotating shaft 1 and protrudes away from the earmuff rotating shaft 1.

[0094] Further, as shown, Figures 4-5 The stop block 11 can be provided in an arc-shaped plate structure, and the setting arc of the stop block 11 is the same as the arc of the inner circumferential wall of the mounting hole 43, thereby ensuring the rotation reliability of the stop block 11 in the mounting hole 43, and when the earmuff rotating shaft 1 rotates in the circumferential direction to the maximum position in the first direction, the stop block 11 can abut against the first limiting surface 432, and when it rotates in the circumferential direction to the maximum position in the second direction, it can abut against the second limiting surface 433, thereby limiting the rotation angle of the earmuff rotating shaft 1 in the mounting hole 43, avoiding the earmuff shell 2 from being completely turned over, and improving the user experience.

[0095] Among them, one of the first direction and the second direction can be set as the clockwise direction, and the other can be set as the counterclockwise direction, that is, when the first direction is clockwise, the second direction is counterclockwise, and when the first direction is counterclockwise, the second direction is clockwise. It can be set according to the actual situation to improve the setting flexibility.

[0096] In some embodiments, the limiting part 431 includes a limiting block arranged on the inner wall of the mounting hole 43 and a stop block 11 arranged on the end of the earmuff rotating shaft 1, the two side surfaces of the limiting block distributed along the rotation track direction of the stop block 11 are respectively the first limiting surface 432 and the second limiting surface 433, and both limiting surfaces are located on the track of the stop block 11 rotating with the earmuff rotating shaft 1. The stop block 11 rotates within the range between the first limiting surface 432 and the second limiting surface 433.

[0097] In some embodiments, the floating column 21 is at least two, and the at least two floating columns 21 are arranged at intervals and symmetrically distributed on both sides of the axis of the earmuff rotating shaft 1.

[0098] Specifically, the floating column 21 is provided as at least two, that is, the floating column 21 can be provided as two, three or four, etc. In this embodiment, as shown, Figures 1-3As shown, the floating column 21 is provided in two, at least two floating columns 21 are arranged at intervals, at least two floating columns 21 are correspondingly arranged in at least two floating holes 421, that is, at least two floating holes 421 are also arranged at intervals, and at least two floating columns 21 are symmetrically distributed on both sides of the axis of the earmuff rotating shaft 1, so that at least two floating holes 421 are also symmetrically distributed on both sides of the axis of the earmuff rotating shaft 1.

[0099] Further, the floating holes 421 and the floating columns 21 are symmetrically arranged on both sides of the axis of the earmuff rotating shaft 1, and the floating part 42 floats along the floating column 21, the floating column 21 and the floating hole 421 generate a force on each other, the floating hole 421 and the floating column 21 are symmetrically arranged on both sides of the axis of the earmuff rotating shaft 1, so that the force on both sides of the floating part 42 is equal, and the force on a single floating hole 421 and the corresponding floating column 21 is the same, prolonging the service life of the floating hole 421 and the floating column 21.

[0100] In some embodiments, the earmuff structure 100 further comprises an axial limiting piece 6, the axial limiting piece 6 is inserted into the floating seat 4, the outer side of the earmuff rotating shaft 1 is formed with an axial limiting groove 12, the axial limiting groove 12 extends along the circumference of the earmuff rotating shaft 1, and the axial limiting piece 6 is inserted into the axial limiting groove 12 and axially limits the earmuff rotating shaft 1.

[0101] Specifically, the earmuff rotating shaft 1 can be inserted into the floating seat 4 and can rotate relative to the floating seat 4, so that the earmuff structure 100 can adjust the rotation angle to meet different use requirements, the earmuff rotating shaft 1 is formed with an axial limiting groove 12, the axial limiting groove 12 is located at one end of the earmuff rotating shaft 1 close to the floating seat 4, the axial limiting groove 12 can be arranged around the outer circumferential wall of the earmuff rotating shaft 1 and opens outward in the radial direction, as shown in the figure. Figure 6 As shown, the earmuff structure 100 further comprises an axial limiting piece 6, the axial limiting piece 6 can be inserted into the floating seat 4, when the earmuff rotating shaft 1 is inserted into the floating seat 4, the axial limiting piece 6 can be inserted into the floating seat 4, and then at least part of the axial limiting piece 6 can be inserted into the axial limiting groove 12 through the open mouth of the axial limiting groove 12 to axially limit the earmuff rotating shaft 1, so as to prevent the earmuff rotating shaft 1 from being pulled out of the floating seat 4, ensure the installation reliability of the earmuff rotating shaft 1 and the floating seat 4, and ensure the rotation reliability of the earmuff rotating shaft 1 to ensure the use experience.

[0102] In some embodiments, the side of the earmuff rotating shaft 1 is provided with an axial limiting groove 12 arranged around the earmuff rotating shaft 1, the floating seat 4 is detachably connected with an axial limiting piece 6, and the axial limiting piece 6 is inserted and matched with the axial limiting groove 12 to prevent the earmuff rotating shaft 1 from being offset along the floating hole 421 by using the axial limiting piece 6.

[0103] In some embodiments, the axial limiting member 6 comprises a middle connecting rod part 61 and two limiting rod parts 62, the two limiting rod parts 62 are respectively connected to the two ends of the middle connecting rod part 61, and the two limiting rod parts 62 are respectively located on the two sides of the earmuff rotating shaft 1.

[0104] Specifically, the floating seat 4 is inserted with the axial limiting part 431, thereby the axial limiting of the earmuff rotating shaft 1 can be realized, the installation reliability is ensured, and as shown in Figure 7 the axial limiting member 6 is provided with the middle connecting rod part 61 and the limiting rod part 62, the limiting rod part 62 is provided in two, the two limiting rod parts 62 are arranged in parallel and are spaced apart, and the middle connecting rod part 61 is connected between the two limiting rod parts 62. When the axial limiting part 431 is inserted into the floating seat 4, the two limiting rod parts 62 can be respectively inserted into the two sides of the earmuff rotating shaft 1 and can be respectively arranged in the axial limiting groove 12, so as to axially limit the earmuff rotating shaft 1. After the insertion is completed, the middle connecting rod part 61 can also be arranged in the axial limiting groove 12, so as to ensure the reliability of the limiting of the earmuff rotating shaft 1 at all places, the structure is simple, the installation is convenient, and the later maintenance is facilitated.

[0105] In some embodiments, the axial limiting member 6 comprises a middle connecting rod part 61 and two limiting rod parts 62, the two limiting rod parts 62 are respectively connected to the two ends of the middle connecting rod part 61, and the two limiting rod parts 62 are respectively located on the two sides of the earmuff rotating shaft 1.

[0106] In some embodiments, the earmuff shell 2 is provided with a connecting hole 24, and the earmuff rotating shaft 1 is provided with a connecting shaft section 13, the connecting shaft section 13 is arranged in the connecting hole 24 to penetrate the earmuff shell 2, the hole diameter of the connecting hole 24 is greater than the outer diameter of the connecting shaft section 13, and a floating gap is formed outside the connecting shaft section 13.

[0107] Specifically, the floating seat 4 is installed between the fixed seat 3 and the earmuff shell 2 in a floating manner, one end of the earmuff rotating shaft 1 can extend into the earmuff shell 2 to rotate with the floating seat 4, and as shown in Figure 2 the earmuff shell 2 is provided with a connecting hole 24, and the earmuff rotating shaft 1 is provided with a connecting shaft section 13, the connecting shaft section 13 can be arranged in the connecting hole 24 to penetrate the earmuff shell 2, so that the end of the earmuff rotating shaft 1 can extend into the earmuff shell 2 to be connected with the floating seat 4, and the radial dimension of the connecting shaft section 13 is smaller than the radial dimension of the main body part of the earmuff rotating shaft 1, thereby facilitating the installation of the earmuff rotating shaft 1.

[0108] Further, the hole diameter of the connecting hole 24 is set to be greater than the outer diameter of the connecting shaft section 13, so that a floating gap is formed outside the connecting shaft section 13, and one end of the earmuff rotating shaft 1 is rotatably installed in the floating seat 4, and when the floating seat 4 floats, the one end of the earmuff rotating shaft 1 also floats, and the floating gap formed outside the connecting shaft section 13 can ensure the reliability of the floating of the earmuff rotating shaft 1 together with the floating seat 4, and improve the user experience.

[0109] In some embodiments, the earmuff shell 2 is provided with a connecting hole 24 for the earmuff rotating shaft 1 to pass through, the earmuff rotating shaft 1 is provided with a connecting shaft section 13, the connecting shaft section 13 is arranged in the connecting hole 24 to penetrate the earmuff shell 2, and the hole diameter of the connecting hole 24 is greater than the outer diameter of the connecting shaft section 13 and a floating gap is formed outside the connecting shaft section 13.

[0110] In some embodiments, the floating seat 4 is provided with a baffle 44, the baffle 44 is located on the inner side of the connecting hole 24 and is distributed in the axial direction of the earmuff rotating shaft 1.

[0111] Specifically, the floating seat 4 is floatingly installed in the earmuff shell 2, and the earmuff rotating shaft 1 passes through the connecting hole 24 of the earmuff shell 2 to be arranged in the earmuff shell 2 to be rotatably connected with the floating seat 4, and the floating seat 4 is further provided with a baffle 44, the baffle 44 is arranged on the side of the floating seat 4 close to the connecting hole 24 and is located on the inner side of the connecting hole 24, and the baffle 44 can be arranged in a plate structure such as a circular or rectangular shape, as shown in Figure 2 and Figures 4-5 The baffle 44 and the connecting hole 24 are distributed in the axial direction of the earmuff rotating shaft 1, and the radial dimension of the baffle 44 is set to be greater than the radial dimension of the connecting hole 24, so that the baffle 44 can shield the connecting hole 24, prevent dust outside the earmuff shell 2 from entering the inside of the earmuff shell 2, and ensure the cleanliness and use reliability of the inside of the earmuff structure 100.

[0112] In some embodiments, the side of the floating seat 4 close to the connecting hole 24 is provided with a baffle 44, and the baffle 44 is located in the inside of the earmuff shell 2.

[0113] The utility model further provides an earphone 101.

[0114] According to the earphone 101 of the utility model embodiment, the earphone 101 comprises a head beam 102 and the earmuff structure 100 of any one of the above, the earmuff structure 100 is two, and the two earmuff structures 100 are connected to the two ends of the head beam 102 respectively.

[0115] Specifically, as shown in Figure 8As shown, the earphone 101 is provided with the ear cover structure 100 and the head beam 102, the head beam 102 can be supported on the head of the user, and the head beam 102 can be provided in an arc-shaped structure, thereby being fitted to the shape of the head, the head beam 102 is arranged at the middle part of the earphone 101, and the ear cover structure 100 can be connected to the end part of the head beam 102, and the ear cover structure 100 is provided in two, the two ear cover structures 100 can be respectively connected to the two ends of the head beam 102, thereby enabling the user to place the two ear cover structures 100 at the two ears respectively, when the user uses the earphone 101, the head beam 102 can be supported on the head, and the ear cover structure 100 is covered on the ear, at this time, the head beam 102 can be deformed, thereby enabling the ear cover structure 100 to completely wrap the ear, improving the sound effect of the earphone 101, thereby improving the use experience, and when the earphone 101 is idle, the user can hang the head beam 102 to the neck or the belt and the like, and the earphone 101 can be used as a decoration, improving the setting flexibility.

[0116] According to the earphone 101 provided in the embodiment of the present application, the floating seat 4 is arranged in the ear cover shell 2, the ear cover shaft 1 can be floated together with the floating seat 4 relative to the ear cover shell 2, and the ear cover shaft 1 can be rotated relative to the ear cover shell 2 in the circumferential direction, thereby enabling the ear cover structure 100 to adapt to different face shapes and auricle shapes, improving the use versatility, meeting different use requirements, and enabling the ear cover structure 100 to be completely covered on the outside of the ear, thereby improving the sound insulation effect of the earphone 101, ensuring the sound effect and use comfort of the earphone 101, and the structure is simple, the use effect is better, and the application range is wider.

[0117] In some embodiments, one end of the ear cover shaft 1 located outside the ear cover shell 2 is in sliding fit with the head beam 102.

[0118] Specifically, the ear cover structure 100 is provided with the ear cover shaft 1, one end of the ear cover shaft 1 is rotatably installed on the floating seat 4, thereby enabling the ear cover structure 100 to adapt to different face shapes and meet different use requirements, the other end of the ear cover shaft 1 is connected with the head beam 102, that is, one end of the ear cover shaft 1 located outside the ear cover shell 2 is connected with the head beam 102, and the other end of the ear cover shaft 1 is in sliding fit with the head beam 102, that is, the distance between the ear cover structure 100 and the head beam 102 is adjustable, when the ear cover shaft 1 is elongated relative to the head beam 102, the distance between the ear cover structure 100 and the head beam 102 is increased, and when the ear cover shaft 1 is shortened relative to the head beam 102, the distance between the ear cover structure 100 and the head beam 102 is decreased.

[0119] Further, the head beam 102 is connected with the ear cover structure 100 through the ear cover rotating shaft 1 at both ends, and when the user wears the earphone 101, the head beam 102 can be supported on the head, and the ear cover structure 100 is covered on the ear, and the end of the ear cover rotating shaft 1 outside the ear cover shell 2 is connected with the head beam 102 in an extendable manner, so that when the user's head circumference and the relative height of the ears are different, the distance between the ear cover structure 100 and the head beam 102 can be adjusted, the fit of the ear cover structure 100 and the ear is ensured, and the sound effect of the earphone 101 is ensured, so as to ensure the user's experience.

[0120] In some embodiments, the head beam 102 is provided with a sliding guide rail 1021, and the ear cover rotating shaft 1 is provided with a sliding matching part 14, which is in sliding cooperation with the sliding guide rail 1021 and makes the ear cover rotating shaft 1 extendable relative to the head beam 102.

[0121] Specifically, one end of the ear cover rotating shaft 1 is rotatably connected with the ear cover shell 2, the other end of the ear cover rotating shaft 1 is connected with the head beam 102 in an extendable manner, and as shown in Figures 3-4 and Figures 9-10 The end of the ear cover rotating shaft 1 away from the ear cover shell 2 is provided with a sliding matching part 14, the head beam 102 is provided with a sliding guide rail 1021, and the end of the ear cover rotating shaft 1 away from the ear cover shell 2 can extend into the head beam 102, so that the sliding matching part 14 can be in sliding cooperation with the sliding guide rail 1021. The sliding matching part 14 can be provided as a sliding block structure, and the sliding matching part 14 can be placed in the sliding guide rail 1021. The movable guide rail extends along the length direction of the head beam 102, so that the sliding matching part 14 can move along the length direction of the head beam 102 in the sliding guide rail 1021, the length of the end of the ear cover rotating shaft 1 extending into the head beam 102 is adjustable, and the ear cover rotating shaft 1 is extendable relative to the head beam 102, so as to meet the different needs of users, improve the use flexibility, and ensure the user's experience.

[0122] The head beam 102 can be provided as an upper part and a lower part, and the upper part and the lower part are connected through a bolt 1022, which is convenient to install and low in setting cost, and the upper part and the lower part can jointly define the sliding guide rail 1021, so that the sliding matching part 14 can be in sliding cooperation with the sliding guide rail 1021, and the operation reliability of the sliding matching part 14 is ensured.

[0123] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0124] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. An earcup structure, characterized by, The ear cover shell and the ear cover shaft connected between the ear cover shell and the head beam, one end of the ear cover shaft is inserted into the ear cover shell and connected with a floating seat, the ear cover shaft is rotatably connected with the ear cover shell through the floating seat, the rotation axis between the floating seat and the ear cover shell is parallel to the width direction of the ear cover shell, the ear cover shell is provided with an elastic member for driving the floating seat to rotate, so that the ear cover shell has a tendency to swing towards the user's ear relative to the ear cover shaft.

2. The ear muff structure of claim 1, wherein The rotation axis of the floating seat is defined as a first axis, the ear cover shell is provided with a floating column penetrating through the floating seat, the floating seat is provided with a floating hole for the floating column to penetrate, the length of the floating hole along the first axis direction is matched with the length of the floating column along the first axis direction, so as to hinder the floating seat from deviating along the first axis direction.

3. The ear muff structure of claim 2, wherein The inner wall of the ear cover shell is detachably connected with a fixing seat, an axis groove is formed between the inner wall of the ear cover shell and the fixing seat, the floating seat is provided with a rotating shaft rotatably connected with the axis groove.

4. The ear muff structure of claim 3, wherein The elastic member is arranged between the floating seat and the fixing seat, and the two ends of the elastic member are elastically pressed against the floating seat and the fixing seat respectively.

5. The ear muff structure of claim 4, wherein The elastic member is a spring sleeved on the floating column, and the elastic member is telescopic along the floating column.

6. The ear muff structure of claim 4, wherein One end of the floating column is connected with the ear cover shell, and the fixing seat is provided with a first connecting part, the other end of the floating column is detachably connected and fixed with the first connecting part through a first connecting member.

7. The ear muff structure of claim 2, wherein The ear cover shell is provided with at least one floating column, the floating seat is provided with at least one floating hole, and at least one floating hole is matched with at least one floating column one by one.

8. The ear muff structure of claim 1, wherein The side surface of the ear cover shaft is provided with an axial limiting groove arranged around the ear cover shaft, the floating seat is detachably connected with an axial limiting member, the axial limiting member is inserted and connected with the axial limiting groove, and the axial limiting member is used to hinder the ear cover shaft from deviating along the floating hole.

9. The ear muff structure of claim 8, wherein, The axial limiting member includes an intermediate connecting rod part and two limiting rod parts, the two limiting rod parts are respectively connected to the two ends of the intermediate connecting rod part, the two limiting rod parts are respectively inserted into the axial limiting groove, and the two limiting rod parts are respectively located on the two sides of the ear cover shaft.

10. The ear muff structure of claim 1, wherein The floating seat is provided with a mounting hole for inserting the ear cover shaft, the ear cover shaft is arranged in the mounting hole, the ear cover shaft is rotatably connected with the floating seat around the axis of the mounting hole, and a limiting part is arranged between the mounting hole and the ear cover shaft to limit the rotation angle range of the ear cover shaft.

11. The ear muff structure of claim 10, wherein, The limiting part includes a limiting block arranged on the inner wall of the mounting hole and a stop block arranged on the end of the ear cover shaft, the two side surfaces of the limiting block distributed along the rotation track of the stop block are respectively a first limiting surface and a second limiting surface, the two limiting surfaces are located on the track of the stop block rotating with the ear cover shaft, and the stop block rotates within the range between the first limiting surface and the second limiting surface.

12. The ear muff structure of claim 2, wherein The floating columns are at least two, and are symmetrically distributed on both sides of the axis of the ear cover rotating shaft.

13. The ear muff structure of claim 1, wherein The ear cover shell is provided with a connecting hole for the ear cover rotating shaft to pass through, the ear cover rotating shaft is provided with a connecting shaft section, the connecting shaft section is arranged in the connecting hole to penetrate the ear cover shell, the hole diameter of the connecting hole is larger than the outer diameter of the connecting shaft section, and a floating gap is formed outside the connecting shaft section.

14. The ear muff structure of claim 13, wherein, The floating seat is provided with a baffle on one side close to the connecting hole, and the baffle is located inside the ear cover shell.

15. An earphone, characterized by The head beam is provided with the ear cover structure of any one of claims 1-14, and the ear cover structure is two, and the two ear cover structures are connected to the two ends of the head beam respectively.

16. The earphone of claim 15, wherein, The ear cover rotating shaft is in sliding fit with the head beam at one end outside the ear cover shell.

17. The earphone of claim 15, wherein, The head beam is provided with a sliding guide rail, and the ear cover rotating shaft is provided with a sliding fit part in sliding fit with the sliding guide rail and allowing the ear cover rotating shaft to be telescopic relative to the head beam.

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