CN220401962U - Speaker and electronic device - Google Patents

Abstract

The application discloses a loudspeaker and electronic equipment. The loudspeaker comprises a bracket, a first magnetic conduction sheet, a vibrating diaphragm assembly, a first vibrating assembly and a second vibrating assembly; the first magnetic conduction sheet is arranged on the first side of the bracket; the vibrating diaphragm assembly is arranged on the second side of the support, a first cavity and a second cavity are formed by surrounding the vibrating diaphragm assembly, the first magnetic conduction sheet and the support, the first cavity and the second cavity are mutually independent, the vibrating diaphragm assembly comprises a first vibrating diaphragm and a second vibrating diaphragm, the first vibrating diaphragm is opposite to the first cavity, the second vibrating diaphragm is opposite to the second cavity, and the second vibrating diaphragm is connected with the first vibrating diaphragm; the first vibration component is arranged in the first cavity; the second vibration component is arranged in the second cavity.

Description

Speaker and electronic device

Technical Field

The application belongs to the technical field of electronic equipment, and particularly relates to a loudspeaker and electronic equipment.

Background

In the related art, an electronic device is provided with a screen and a speaker, a slit is arranged at the top of the screen, and the speaker transmits sound through the slit, but because the electronic device has higher and higher requirements on the screen ratio, the screen occupies a larger space on the front of the electronic device, and the width of the slit is reduced. The smaller the width of the slit, the worse the coupling tightness of the slit and the human ear, and the more the sound leaked to the outside will be due to the diffraction effect of the sound wave, thus causing the privacy of the electronic device to be deteriorated in the conversation process.

In order to solve the problem of privacy of electronic equipment in the conversation process, set up two independent vibrating components in a cavity of speaker to control two vibrating components, make two sound that two vibrating components sent offset each other in the far field, but because two vibrating components set up in same cavity, make two vibrating components can mutual interference at the during operation, reduce the control accuracy of electronic equipment to two vibrating components, make two sound that two vibrating components sent unable offset each other effectively, and then reduced the privacy of electronic equipment in the conversation process.

Disclosure of Invention

The application aims at providing a loudspeaker and electronic equipment, solves two at least at the during operation and can mutual interference, reduces the control accuracy of electronic equipment to two loudspeakers for two sounds that two loudspeakers sent can't offset each other effectively, and then has influenced the problem of privacy of electronic equipment in the conversation in-process.

In order to solve the technical problems, the application is realized as follows:

in a first aspect, an embodiment of the present application proposes a speaker, including a support, a first magnetic conductive sheet, a diaphragm assembly, a first vibration assembly, and a second vibration assembly; the first magnetic conduction sheet is arranged on the first side of the bracket; the vibrating diaphragm assembly is arranged on the second side of the support, a first cavity and a second cavity are formed by surrounding the vibrating diaphragm assembly, the first magnetic conduction sheet and the support, the first cavity and the second cavity are mutually independent, the vibrating diaphragm assembly comprises a first vibrating diaphragm and a second vibrating diaphragm, the first vibrating diaphragm is opposite to the first cavity, the second vibrating diaphragm is opposite to the second cavity, and the second vibrating diaphragm is connected with the first vibrating diaphragm; the first vibration component is arranged in the first cavity; the second vibration component is arranged in the second cavity.

In a second aspect, an embodiment of the present application proposes an electronic device, including a speaker according to any one of the foregoing technical solutions.

The utility model provides a speaker, including support, first magnetic conductive sheet and vibrating diaphragm subassembly, vibrating diaphragm subassembly sets up in the second side of support, and vibrating diaphragm subassembly, first magnetic conductive sheet and support enclose and establish first cavity and second cavity. The vibrating diaphragm assembly comprises a first vibrating diaphragm and a second vibrating diaphragm, the first vibrating diaphragm is opposite to the first cavity, and the first vibrating diaphragm can be matched with the first vibrating assembly to realize the transmission of sound. The second vibrating diaphragm is opposite to the second cavity, so that the second vibrating diaphragm can be matched with the second vibrating assembly to realize the transmission of sound. The loudspeaker still includes first vibration subassembly and second vibration subassembly, first vibration subassembly sets up in first cavity, the second vibration subassembly sets up in the second cavity, because first cavity and second cavity mutually independent, so when electronic equipment control first vibration subassembly and second vibration subassembly take place, the degree of first vibration subassembly and second vibration subassembly mutual interference is lower, and then reduce the mutual influence between first vibration subassembly and the second vibration subassembly, promote the control precision of electronic equipment to first vibration subassembly and second vibration subassembly, make two sounds that first vibration subassembly and second vibration subassembly sent offset each other more effectively in the far field, the privacy of electronic equipment in the conversation process has been promoted.

The electronic equipment provided by the application comprises the loudspeaker according to any one of the technical schemes, so that the electronic equipment has all the beneficial effects of the loudspeaker according to any one of the technical schemes.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, wherein:

fig. 1 is one of the exploded views of a loudspeaker according to an embodiment of the present application;

fig. 2 is a cross-sectional view of a speaker according to an embodiment of the present application;

FIG. 3 is a second exploded view of a speaker according to an embodiment of the present application;

fig. 4 is one of structural schematic diagrams of a speaker according to an embodiment of the present application;

fig. 5 is one of the partial cross-sectional views of a speaker according to an embodiment of the present application;

fig. 6 is a second partial cross-sectional view of a speaker according to an embodiment of the present application;

fig. 7 is a second schematic structural view of a speaker according to an embodiment of the present application.

Reference numerals:

100 brackets, 110 first cavities, 120 second cavities, 130 frames, 140 supports, 210 first magnetic conductive sheets, 220 third magnetic conductive sheets, 230 fourth magnetic conductive sheets, 300 diaphragm assemblies, 310 first diaphragms, 320 second diaphragms, 400 first diaphragms, 410 first voice coils, 420 first domes, 500 second diaphragms, 510 second voice coils, 520 second domes, 610 first magnetic pieces, 620 second magnetic pieces, 630 third magnetic pieces, 640 fourth magnetic pieces, 650 fifth magnetic pieces, 700 second magnetic conductive sheets, 710 first magnetic conductive portions, 720 second magnetic conductive portions, 800 housings, 810 third cavities, 820 fourth cavities, 830 first gaps, 840 second gaps, 850 second spaces, 900 spacing members.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

The features of the terms "first", "second", and the like in the description and in the claims of this application may be used for descriptive or implicit inclusion of one or more such features. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

In the description of the present application, it should be understood that 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," etc. indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

A speaker and an electronic device according to an embodiment of the present application are described below with reference to fig. 1 to 7.

As shown in fig. 1 and 2, a speaker according to some embodiments of the present application includes a bracket 100, a first magnetic conductive sheet 210, a diaphragm assembly 300, a first vibration assembly 400, and a second vibration assembly 500; the first magnetic conductive sheet 210 is disposed on a first side of the bracket 100; the diaphragm assembly 300 is disposed on the second side of the support 100, the diaphragm assembly 300, the first magnetic conductive sheet 210 and the support 100 enclose a first cavity 110 and a second cavity 120, the first cavity 110 and the second cavity 120 are independent from each other, and the diaphragm assembly 300 includes a first diaphragm 310 and a second diaphragm 320; the first diaphragm 310 is opposite to the first cavity 110; the second diaphragm 320 is opposite to the second cavity 120 and connected to the first diaphragm 310; the first vibration assembly 400 is disposed within the first cavity 110; the second vibration assembly 500 is disposed within the second cavity 120.

In this embodiment, the speaker includes a support 100, a first magnetic conductive sheet 210 and a diaphragm assembly 300, where the diaphragm assembly 300 is disposed on a second side of the support 100, and the diaphragm assembly 300, the first magnetic conductive sheet 210 and the support 100 enclose a first cavity 110 and a second cavity 120. The diaphragm assembly 300 includes a first diaphragm 310 and a second diaphragm 320, the first diaphragm 310 being opposite to the first cavity 110 such that the first diaphragm 310 can cooperate with the first vibration assembly 400 to achieve transmission of sound. The second diaphragm 320 is opposite to the second cavity 120, so that the second diaphragm 320 can cooperate with the second vibration assembly 500 to achieve transmission of sound. The loudspeaker further comprises a first vibration component 400 and a second vibration component 500, the first vibration component 400 is arranged in the first cavity 110, the second vibration component 500 is arranged in the second cavity 120, and because the first cavity 110 and the second cavity 120 are mutually independent, when the electronic equipment controls the first vibration component 400 and the second vibration component 500 to occur, the mutual interference degree of the first vibration component 400 and the second vibration component 500 is lower, and further the mutual influence between the first vibration component 400 and the second vibration component 500 is reduced, the control precision of the electronic equipment to the first vibration component 400 and the second vibration component 500 is improved, the two sounds emitted by the first vibration component 400 and the second vibration component 500 can be offset each other more effectively in a far field, and the privacy of the electronic equipment in the conversation process is improved.

Under the condition that the loudspeaker is used as a receiver for conversation, because the control precision of the electronic equipment to the first vibration component 400 and the second vibration component 500 is improved, the first vibration component 400 and the second vibration component 500 can control the frequency response and the phase more finely, and then the sound emitted by the first vibration component 400 and the second vibration component 500 can be better matched with different front cavity sounding channels, so that the cancellation frequency band of the leakage sound is wider, the cancellation of the frequency response is more, and the privacy of the electronic equipment in the conversation process is improved.

Under the condition that the loudspeaker is used as the externally-placed loudspeaker, the mutual influence of the first vibration assembly 400 and the second vibration assembly 500 in debugging and modeling can be reduced, so that the first vibration assembly 400 and the second vibration assembly 500 can reach designed amplitude, and the externally-placed effect of the first vibration assembly 400 and the second vibration assembly 500 is improved.

Further, the first vibration assembly 400 and the second vibration assembly 500 are symmetrical with respect to the first magnetic member 610.

The first and second vibration assemblies 400 and 500 may also be asymmetric structures, such as a larger overall size of the first vibration assembly 400 and a smaller overall size of the second vibration assembly 500. The first vibration assembly 400 and the second vibration assembly 500 are used as a woofer or tweeter, respectively.

According to some embodiments of the present application, as shown in fig. 2 and 3, the speaker further includes a first magnetic member 610, where the first magnetic member 610 is located between the first vibration assembly 400 and the second vibration assembly 500, so that the first space between the diaphragm assembly 300, the first magnetic conductive sheet 210 and the support 100 can be divided into the first cavity 110 and the second cavity 120.

In this embodiment, the speaker further includes a first magnetic member 610, where the first magnetic member 610 is located between the first vibration assembly 400 and the second vibration assembly 500, so that the first space between the diaphragm assembly 300, the first magnetic sheet 210 and the support 100 can be divided into the first cavity 110 and the second cavity 120, so that the first vibration assembly 400 and the second vibration assembly 500 can share one first magnetic member 610, simplifying the structure of the speaker, and reducing the cost of the speaker. And the first vibration assembly 400 and the second vibration assembly 500 can share one first magnetic member 610, and can also reduce the volume of the speaker, thereby reducing the occupation of the speaker to the internal space of the electronic device.

According to some embodiments of the present application, as shown in fig. 1 and 2, the speaker further includes a second magnetic conductive sheet 700, the second magnetic conductive sheet 700 including a first magnetic conductive portion 710 and a second magnetic conductive portion 720; the first magnetic conductive part 710 is disposed around the first and second vibration assemblies 400 and 500, and is connected to the bracket 100; the second magnetic conductive portion 720 is connected to the first magnetic conductive portion 710 and is located between the first vibration assembly 400 and the second vibration assembly 500, a first side of the second magnetic conductive portion 720 is in contact with the first magnetic member 610, and a second side of the second magnetic conductive portion 720 is in contact with the bracket 100.

In this embodiment, the speaker further includes a second magnetic conductive sheet 700, the second magnetic conductive sheet 700 including a first magnetic conductive portion 710; the first magnetic conductive part 710 is disposed around the first vibration assembly 400 and the second vibration assembly 500, so that the second magnetic conductive sheet 700 as a whole is simultaneously disposed in the first cavity 110 and the second cavity 120, simplifying the assembly process of the speaker, and reducing the assembly difficulty of the speaker. The second magnetic conductive sheet 700 further includes a second magnetic conductive portion 720, where the second magnetic conductive portion 720 is connected to the first magnetic conductive portion 710 and is located between the first vibration assembly 400 and the second vibration assembly 500, where a first side of the second magnetic conductive portion 720 contacts the first magnetic member 610, and a second side of the second magnetic conductive portion 720 contacts the support 100, so that the support 100 and the first magnetic member 610 cooperate to enclose the space between the diaphragm assembly 300, the first magnetic conductive sheet 210 and the support 100 as the first cavity 110 and the second cavity 120, so as to improve the tightness between the first cavity 110 and the second cavity 120, and further reduce the mutual influence of the first vibration assembly 400 and the second vibration assembly 500 in the speaker working process. The second magnetic conductive sheet 700 is used as an integral magnetic conductive sheet and is arranged in the first cavity 110 and the second cavity 120 at the same time, so that the second magnetic conductive sheet 700 can form a symmetrical structure in the first cavity 110 and the second cavity 120, and further the sound generated by the first vibration component 400 and the sound generated by the second vibration component 500 have higher consistency, the degree that the sound generated by the first vibration component 400 and the sound generated by the second vibration component 500 are offset in the far field is further improved, and the privacy of the electronic equipment in the conversation process is improved.

According to some embodiments of the present application, as shown in fig. 1 and 2, the stand 100 includes a frame 130 and a support 140; the frame 130 is disposed around the first magnetic conductive portion 710; the supporting portion 140 is connected to the frame 130 and is located between the first vibration assembly 400 and the second vibration assembly 500, the first side of the supporting portion 140 contacts the diaphragm assembly 300, and the second side of the supporting portion 140 contacts the second magnetic conductive portion 720.

In this embodiment, the stand 100 includes a frame 130, where the frame 130 is disposed around the first magnetic conductive portion 710, so as to support the first magnetic conductive portion 710, and improve stability of the first magnetic conductive portion 710 during the speaker operation. The support 100 further includes a supporting portion 140, the supporting portion 140 is connected with the frame 130, the supporting portion 140 is located between the first vibration assembly 400 and the second vibration assembly 500, a first side of the supporting portion 140 contacts the diaphragm assembly 300, a second side of the supporting portion 140 contacts the second magnetic conduction portion 720, and then the supporting portion 140, the second magnetic conduction portion 720, the first magnetic piece 610 and the first magnetic conduction piece 210 cooperate with each other, so that a space interval enclosed by the diaphragm assembly 300, the first magnetic conduction piece 210 and the support 100 is the first cavity 110 and the second cavity 120, tightness between the first cavity 110 and the second cavity 120 is improved, and mutual influence of the first vibration assembly 400 and the second vibration assembly 500 in a loudspeaker working process is further reduced.

Further, the supporting portion 140 and the second magnetic conductive portion 720 are bonded by glue. The second magnetic conductive part 720 is bonded to the first magnetic conductive piece 610 by glue, the frame 130 is bonded to the first magnetic conductive piece 210 by glue, and the first magnetic conductive piece 610 is bonded to the first magnetic conductive piece 210 by glue.

According to some embodiments of the present application, as shown in fig. 1 and 2, the diaphragm assembly 300 is a unitary structure.

In this embodiment, the diaphragm assembly 300 includes the first diaphragm 310 and the second diaphragm 320, and the first diaphragm 310 and the second diaphragm 320 are in an integral structure, so that the consistency of the first diaphragm 310 and the second diaphragm 320 is further improved, the consistency of the sound generated by the first vibration assembly 400 and the sound generated by the second vibration assembly 500 is further improved, the degree that the sound generated by the first vibration assembly 400 and the sound generated by the second vibration assembly 500 cancel each other in the far field is improved, and the privacy of the electronic device in the communication process is improved.

Further, the first diaphragm 310 and the second diaphragm 320 are diaphragms made of the same material, so that the first diaphragm 310 and the second diaphragm 320 can be guaranteed to be identical in design and molding process, and further, the consistency of the performances of the first diaphragm 310 and the second diaphragm 320 can be guaranteed.

According to some embodiments of the present application, as shown in fig. 1 and 2, the speaker further includes a third magnetic conductive sheet 220 and a fourth magnetic conductive sheet 230; the third magnetic conductive sheet 220 is disposed in the first cavity 110 opposite to the first vibration assembly 400; the fourth magnetic-conductive sheet 230 is disposed in the second cavity 120 opposite to the second vibration assembly 500.

In this embodiment, the speaker further includes a third magnetic conductive sheet 220 and a fourth magnetic conductive sheet 230, where the third magnetic conductive sheet 220 is disposed in the first cavity 110, opposite to the first vibration assembly 400, and the third magnetic conductive sheet 220 can realize transmission of a magnetic field in the first cavity 110, so that the first vibration assembly 400 can generate vibration in the magnetic field to generate sound. The fourth magnetic conductive sheet 230 is disposed in the second cavity 120, opposite to the second vibration assembly 500, and the fourth magnetic conductive sheet 230 can realize transmission of a magnetic field in the second cavity 120, so that the second vibration assembly 500 can generate vibration in the magnetic field to generate sound.

According to some embodiments of the present application, as shown in fig. 1 and 2, a first vibration assembly 400 includes a first voice coil 410 and a first dome 420; the first voice coil 410 is disposed around the third magnetic conductive sheet 220; the first dome 420 is disposed on a side of the first voice coil 410 adjacent to the diaphragm assembly 300.

In this embodiment, the first vibration assembly 400 includes a first voice coil 410 and a first dome 420; the first voice coil 410 is disposed around the third magnetic conductive sheet 220; the first dome 420 is disposed on one side of the first voice coil 410 near the diaphragm assembly 300, and the winding of the first voice coil 410 can move in the magnetic field in the first cavity 110 after being electrified, so as to drive the diaphragm assembly 300 to vibrate, thereby realizing the output of sound.

Specifically, the first voice coil 410 is opposite to the first diaphragm 310, and the first voice coil 410 can drive the first dome 420 and the first diaphragm 310 to vibrate.

According to some embodiments of the present application, as shown in fig. 1 and 2, the speaker further includes a second magnetic member 620 and a third magnetic member 630; at least a portion of the second magnetic element 620 is embedded within the first voice coil 410; the third magnetic member 630 is disposed in parallel with the second magnetic member 620 on a side of the second magnetic member 620 away from the second cavity 120.

In this embodiment, the speaker further includes a second magnetic element 620 and a third magnetic element 630, at least a portion of the second magnetic element 620 is embedded in the first voice coil 410, the third magnetic element 630 is arranged in parallel with the second magnetic element 620, and is located at one side of the second magnetic element 620 away from the second cavity 120, and a magnetic field generated by matching the second magnetic element 620 with the third magnetic element 630 can drive the first voice coil 410 after being electrified to move, so that the first voice coil 410 drives the diaphragm assembly 300 to vibrate, thereby realizing output of sound.

According to some embodiments of the present application, as shown in fig. 1 and 2, a second vibration assembly 500 includes a second voice coil 510 and a second dome 520; the second voice coil 510 is disposed around the fourth magnetic conductive sheet 230; the second dome 520 is disposed at a side of the second voice coil 510 adjacent to the diaphragm assembly 300.

In this embodiment, the second vibration assembly 500 includes a second voice coil 510 and a second dome 520; the second voice coil 510 is disposed around the fourth magnetic conductive sheet 230; the second dome 520 is disposed on a side of the second voice coil 510 near the diaphragm assembly 300, and after the second voice coil 510 is energized, the winding of the second voice coil 510 can move in the magnetic field in the second cavity 120, so as to drive the diaphragm assembly 300 to vibrate, thereby realizing the output of sound.

Specifically, the second voice coil 510 is opposite to the second diaphragm 320, and the second voice coil 510 can drive the second dome 520 and the second diaphragm 320 to vibrate.

Further, the materials and processes of the first voice coil 410, the first dome 420, the first diaphragm 310, the second voice coil 510, the second dome 520, and the second diaphragm 320 are the same, such as the glue coating amount, the design scheme and the manufacturing process, so that the cost of the speaker can be reduced while the performance of the speaker is improved.

According to some embodiments of the present application, as shown in fig. 1 and 2, the speaker further includes a fourth magnetic member 640 and a fifth magnetic member 650; at least a portion of the fourth magnetic member 640 is embedded within the second voice coil 510; the fifth magnetic member 650 is disposed in parallel with the fourth magnetic member 640 on a side of the fourth magnetic member 640 away from the first cavity 110.

In this embodiment, the speaker further includes a fourth magnetic member 640 and a fifth magnetic member 650; at least a portion of the fourth magnetic member 640 is embedded within the second voice coil 510; the fifth magnetic element 650 and the fourth magnetic element 640 are arranged in parallel, and are located at one side of the fourth magnetic element 640 away from the first cavity 110, and a magnetic field generated by matching the fourth magnetic element 640 and the fifth magnetic element 650 can drive the second voice coil 510 to move after being electrified, so that the diaphragm assembly 300 is driven to vibrate through the second voice coil 510, and output of sound is achieved.

According to some embodiments of the present application, as shown in fig. 1 and 2, a first vibration assembly 400 is arranged in parallel with a second vibration assembly 500.

In this embodiment, the first vibration assembly 400 and the second vibration assembly 500 are arranged in parallel, so that the thickness of the speaker is reduced, and the occupation of the speaker on the space of the electronic device in the thickness direction is reduced, which is beneficial to the thinning of the electronic device.

Further, the first vibration assembly 400 and the second vibration assembly 500 are arranged in parallel along the screen of the electronic device, and the first vibration film 310 and the second vibration film 320 are arranged in parallel along the screen of the electronic device, that is, the two vibration assemblies are arranged in parallel in the transverse direction, and the two vibration films are arranged in parallel in the transverse direction, so that the thickness of the loudspeaker can be reduced, and the application of the loudspeaker in the whole machine is facilitated.

According to some embodiments of the present application, as shown in fig. 4, the speaker further includes a housing 800 and a spacer member 900, the housing 800 is covered outside the bracket 100 and the first magnetic conductive sheet 210, and a second space 850 is provided between the first magnetic conductive sheet 210, the bracket 100 and the housing 800; the spacing member 900 is simultaneously coupled with the first magnetic-conductive sheet 210, the bracket 100, and the case 800 to space the second space 850 into a third cavity 810 and a fourth cavity 820, the third cavity 810 being opposite to the first cavity 110, and the fourth cavity 820 being opposite to the second cavity 120.

In this embodiment, the speaker further includes a housing 800, and the housing 800 covers the outer sides of the bracket 100 and the first magnetic conductive sheet 210, thereby protecting the first vibration assembly 400 and the second vibration assembly 500. The speaker further includes a spacing member 900 having a second space 850 between the first magnetic sheet 210, the bracket 100 and the case 800, the spacing member 900 being simultaneously connected with the first magnetic sheet 210, the bracket 100 and the case 800 to space the second space 850 into a third cavity 810 and a fourth cavity 820, so that the inside of the case 800 can also form the third cavity 810 and the fourth cavity 820 independent of each other. The third cavity 810 is opposite to the first cavity 110, the fourth cavity 820 is opposite to the second cavity 120, and in the working process of the speaker, the mutual interference between the first speaker and the second speaker can be further reduced by the third cavity 810 and the fourth cavity 820 which are mutually independent, so that the privacy of the speaker is further improved.

Further, the case 800 includes a sidewall and a bottom wall, the sidewall of the case 800 being disposed around the bracket 100, the bottom wall of the case 800 being opposite to the first magnetic conductive sheet 210.

As shown in fig. 5, a gap may be provided between the bottom wall of the case 800 and the first magnetic conductive sheet 210, a spacing member 900 is provided between the first magnetic conductive sheet 210 and the bottom wall of the case 800, and the spacing member 900 is provided between the bracket 100 and the side wall of the case 800. The space between the bottom wall of the case 800 and the first magnetic conductive sheet 210 and the space between the bracket 100 and the sidewall of the case 800 together constitute a second space 850, and the spacing member 900 can space the second space 850 into a third cavity 810 and a fourth cavity 820, the third cavity 810 being located at the first side of the spacing member 900, and the fourth cavity 820 being located at the second side of the spacing member 900.

As shown in fig. 6, the bottom wall of the housing 800 may be attached to the first magnetic conductive sheet 210, the bottom wall of the housing 800 may be integrally covered on the first magnetic conductive sheet 210, the bottom wall of the housing 800 may also cover part of the first magnetic conductive sheet 210, no space is formed between the bottom wall of the housing 800 and the first magnetic conductive sheet 210, the space between the bracket 100 and the sidewall of the housing 800 forms a second space 850, the spacing member 900 is connected to the bracket 100 and the housing 800 at the same time, the spacing member 900 can space the second space 850 into a third cavity 810 and a fourth cavity 820, the third cavity 810 is located on the first side of the spacing member 900, and the fourth cavity 820 is located on the second side of the spacing member 900.

Further, the spacer member 900 is a sealing member, which may be an elastic silicone member.

The sealing material is elastic silica gel, so that gaps can be filled through deformation of the silica gel, and a good isolation effect is achieved.

According to some embodiments of the present application, as shown in fig. 7, a first gap 830 and a second gap 840 are provided between the first magnetic conductive sheet 210 and the bracket 100, the first cavity 110 communicates with the third cavity 810 through the first gap 830, and the second cavity 120 communicates with the fourth cavity 820 through the second gap 840.

In this embodiment, a first gap 830 and a second gap 840 are provided between the first magnetic conductive sheet 210 and the support 100, the first cavity 110 is communicated with the third cavity 810 through the first gap 830, the first gap 830 can be used as a leakage hole between the first cavity 110 and the third cavity 810, the second cavity 120 is communicated with the fourth cavity 820 through the second gap 840, and the second gap 840 can be used as a leakage hole between the second cavity 120 and the fourth cavity 820, so as to further improve the sound cavity area of the speaker and further improve the sound quality of the speaker.

Specifically, the first cavity 110 and the second cavity 120 are mutually independent, the third cavity 810 and the fourth cavity 820 are mutually independent, the first cavity 110 and the third cavity 810 are communicated through the first gap 830, the second cavity 120 and the fourth cavity 820 are communicated through the second gap 840, the first vibration component 400 is arranged in the first cavity 110, the second vibration component 500 is arranged in the second cavity 120, and the two vibration components are in independent rear cavities, so that the two vibration components are not mutually affected when debugging and modeling can be guaranteed, the two vibration components can reach designed amplitude, good external playing effect is guaranteed, meanwhile, in the anti-sound leakage mode, the two vibration components can be controlled more finely on frequency response and phase, and better match different front cavity sound output channels, so that the cancellation frequency band of leakage sound is wider and the cancellation of frequency response is more.

The electronic device of some embodiments of the present application includes a speaker according to any of the embodiments described above, so that the electronic device has all the advantages of the speaker according to any of the embodiments described above.

Further, the electronic device includes a mobile phone, a tablet computer, a smart wearable device, or a notebook computer.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A loudspeaker, comprising:

a bracket;

the first magnetic conduction sheet is arranged on the first side of the bracket;

the vibrating diaphragm assembly is arranged on the second side of the support, a first cavity and a second cavity are formed by surrounding the vibrating diaphragm assembly, the first magnetic conduction sheet and the support, the first cavity and the second cavity are mutually independent, the vibrating diaphragm assembly comprises a first vibrating diaphragm and a second vibrating diaphragm, the first vibrating diaphragm is opposite to the first cavity, and the second vibrating diaphragm is opposite to the second cavity and connected with the first vibrating diaphragm;

the first vibration component is arranged in the first cavity;

the second vibration assembly is arranged in the second cavity.

2. The loudspeaker of claim 1, further comprising:

the first magnetic piece is located between the first vibration component and the second vibration component, and can divide a first space interval between the vibrating diaphragm component, the first magnetic conduction sheet and the support into the first cavity and the second cavity.

3. The loudspeaker of claim 2, further comprising a second magnetically permeable sheet, the second magnetically permeable sheet comprising:

a first magnetically permeable portion disposed around the first and second vibration assemblies, connected to the bracket;

the second magnetic conduction portion is connected with the first magnetic conduction portion and is located between the first vibration assembly and the second vibration assembly, the first side of the second magnetic conduction portion is in contact with the first magnetic piece, and the second side of the second magnetic conduction portion is in contact with the support.

4. A loudspeaker according to claim 3, wherein the stand comprises:

a frame disposed around the first magnetically permeable portion;

the support part is connected with the frame body and is positioned between the first vibration component and the second vibration component, the first side of the support part is contacted with the vibrating diaphragm component, and the second side of the support part is contacted with the second magnetic conduction part.

5. The loudspeaker of claim 1, further comprising:

the third magnetic conduction sheet is arranged in the first cavity and is opposite to the first vibration component;

and the fourth magnetic conduction sheet is arranged in the second cavity and is opposite to the second vibration assembly.

6. The loudspeaker of claim 5, wherein the first vibration assembly comprises:

a first voice coil disposed around the third magnetic conductive sheet;

the first dome is arranged on one side of the first voice coil, which is close to the vibrating diaphragm assembly.

7. The loudspeaker of claim 6, further comprising:

the second magnetic piece is at least partially embedded in the first voice coil;

and the third magnetic piece is arranged in parallel with the second magnetic piece and is positioned at one side of the second magnetic piece away from the second cavity.

8. The loudspeaker of any one of claims 1 to 7, wherein the first vibration assembly is juxtaposed with the second vibration assembly.

9. The speaker of any one of claims 1 to 7, further comprising:

the shell covers the outer sides of the bracket and the first magnetic conduction sheet, and a second space is reserved among the first magnetic conduction sheet, the bracket and the shell;

the spacing component is connected with the first magnetic conduction sheet, the support and the shell at the same time, so that the second space is divided into a third cavity and a fourth cavity, the third cavity is opposite to the first cavity, and the fourth cavity is opposite to the second cavity.

10. An electronic device comprising a loudspeaker as claimed in any one of claims 1 to 9.