CN112804623A

CN112804623A - Speaker and electronic equipment

Info

Publication number: CN112804623A
Application number: CN201911106650.3A
Authority: CN
Inventors: 金明昱; 杨文涛; 阮琼
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2021-05-14
Anticipated expiration: 2039-11-13
Also published as: CN112804623B; WO2021093628A1

Abstract

The application provides a loudspeaker and electronic equipment. The loudspeaker is including vibration monomer and first brush portion, the vibration monomer is including a sound face, side and bottom surface, go out the sound face with the bottom surface sets up relatively, side fixed connection in go out the sound face with between the bottom surface, first brush portion is fixed in on the side, first brush portion includes a plurality of first brush hairs, first brush hair is used for vibration monomer vibration sound production time because of self vibration and/or take place the bending deformation with peripheral device. When the vibration monomer vibrates, the vibration energy of the vibration monomer is at least partially converted into the elastic potential energy of the bristles, so that the vibration of the loudspeaker is reduced, and the influence of the vibration of the loudspeaker on peripheral devices is also reduced. Because the first hairbrush part is arranged on the side surface of the vibration single body, but not on the sound outlet surface and the bottom surface of the vibration single body, the thickness of the loudspeaker is favorably reduced.

Description

Speaker and electronic equipment

Technical Field

The present application relates to the field of speaker technology, and in particular, to a speaker and an electronic device.

Background

With the increase of the power of the loudspeaker, the influence of the vibration system of the loudspeaker on the periphery of the loudspeaker is increased, and common problems include noise caused by vibration, performance influence caused by resonance of peripheral devices, part failure caused by long-term vibration and the like, so that the vibration isolation technology of the loudspeaker is particularly important.

It is common practice to use damping material, such as foam or rubber, in the form of blocks, which are bonded to the speaker frame (Box) in the thickness direction of the speaker to provide vibration isolation between the peripheral components and the speaker. However, the vibration damping blocks are disposed above and below the speaker, which undoubtedly increases the overall height dimension.

Disclosure of Invention

An object of the embodiments of the present application is to provide a speaker and an electronic device that can reduce the thickness.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

in a first aspect, the present application embodiment provides a speaker, including vibration monomer and first brush portion, the vibration monomer is including a sound face, side and bottom surface, a sound face with the bottom surface sets up relatively, side fixed connection in a sound face with between the bottom surface, first brush portion is fixed in on the side, first brush portion includes a plurality of first brush hairs, first brush hair is used for bending deformation when vibration monomer vibrates the vocal.

In the present embodiment, the first brush portion including the plurality of first bristles is provided on the side surface of the vibration element, so that the first bristles can be bent and deformed by the vibration of the vibration element itself and/or by friction with peripheral devices. Because the vibration energy of the vibration monomer is at least partially converted into the elastic potential energy of the first bristles, the vibration of the loudspeaker is reduced, and the influence of the vibration of the loudspeaker on peripheral devices is also reduced. Because the first hairbrush part is arranged on the side surface of the vibration monomer instead of the sound outlet surface and the bottom surface of the vibration monomer, the thickness of the loudspeaker is favorably reduced.

In an embodiment, the speaker still includes shell and second brush portion, the vibration monomer accept in the shell, second brush portion is fixed in on the inner wall of shell, second brush portion includes a plurality of second brush hairs, a plurality of first brush hairs with a plurality of second brush hairs crisscross the setting each other, a plurality of first brush hairs with a plurality of second brush hairs are used for when vibration monomer vibration sound production looks mutual friction and bending deformation, further strengthens the damping effect of speaker, the vibration isolation performance of speaker that improves. In addition, the first bristles and the second bristles are arranged in a staggered mode, so that dust can be effectively prevented from entering the vibration unit.

In an embodiment, the loudspeaker further comprises a support, the vibration unit is arranged on the support, and the bottom surface of the support is connected with the support, so that the stability of the vibration unit is improved, and the sound effect of the loudspeaker is improved.

It can be understood that, because the vibration monomer is located on the support, certain space (not contact) can be separated between adjacent first brush hair and the second brush hair (or, also can contact each other between adjacent first brush hair and the second brush hair), and only need satisfy when vibrating the monomer vibration, first brush hair and second brush hair can change shape by friction each other.

In one embodiment, the support is a flexible support, such as foam or sponge, so that the support can absorb part of the vibration energy while providing a supporting force for the vibration unit, and the vibration isolation effect of the speaker can be improved.

In one embodiment, the adjacent first bristles and the adjacent second bristles are in contact with each other, and the vibration unit is supported by the first brush part and the second brush part, so that the structure of the speaker can be simplified, and the volume and the occupied space of the speaker can be reduced.

In one embodiment, the first bristles and the second bristles are made of a material including silicone. Because silica gel has better wear resistance, the service life of the first brush part and the second brush part is prolonged.

In an embodiment, the vibration unit includes an inner casing, a vibration system and a driving system, the vibration system and the driving system are fixed in the inner casing, the first brush portion is fixed on the inner casing, the driving system is configured to drive the vibration system to vibrate and generate sound, and the driving system is a magnetic circuit system or a piezoelectric system.

The driving system is a magnetic circuit system, and the vibration system is driven by the magnetic field to vibrate and sound, so that a better sound effect can be obtained.

The driving system is a piezoelectric system and comprises a piezoelectric element attached to the vibration system, and the piezoelectric element is deformed by controlling the voltage applied to the piezoelectric element so as to drive the vibration system to vibrate and sound. The piezoelectric principle is adopted to drive the vibration system to vibrate and sound, and the vibration monomer is simple in structure and convenient to produce and prepare due to the fact that a magnetic circuit is not required to be arranged.

In an embodiment, the first brush part further comprises a first connecting plate, the first connecting plate is fixed on the side face of the vibration unit, and the first bristles are fixed on the side, away from the vibration unit, of the first connecting plate, so that the first brush part is convenient to assemble on the vibration unit.

In an embodiment, the second brush part further comprises a second connecting plate, the second connecting plate is fixed on the inner wall of the shell, and the second bristles are fixed on one side, facing the vibration unit, of the second connecting plate, so that the second brush part is convenient to assemble on the inner wall of the shell.

In one embodiment, the first connection plate and/or the second connection plate is a flexible plate, and the flexible plate has a certain vibration absorption performance, so that the vibration absorption effect can be improved, and the flexible plate can play a certain buffering role when the loudspeaker is impacted (for example, impacted).

In a second aspect, an embodiment of the present application further provides an electronic device, which includes the speaker and the processor as described above, where the processor is configured to control the vibration unit to vibrate and generate sound.

Because the loudspeaker drives the first brush hair bending deformation of first brush portion when the vibration sound production through the vibration monomer, effectively improved the loudspeaker vibration and led to the noise, reliability scheduling problem that resonance brought. Because the first brush part is arranged on the side surface of the vibration monomer instead of the sound outlet surface and the bottom surface of the vibration monomer, the thickness of the loudspeaker is favorably reduced, and the occupied space of the loudspeaker in the electronic equipment is reduced.

Drawings

Fig. 1 is a block diagram of an electronic device according to a first embodiment of the present disclosure;

FIG. 2 is a diagram illustrating an application scenario of the electronic device shown in FIG. 1;

fig. 3 is a schematic structural diagram of a speaker according to a first embodiment of the present application;

FIG. 4 is a schematic view of a first brush portion and a second brush portion according to an embodiment of the present disclosure;

fig. 5 is a schematic view of a vibration cell portion of the speaker shown in fig. 3;

fig. 6 is a schematic structural diagram of a speaker according to a second embodiment of the present application;

fig. 7 is a schematic structural diagram of a speaker according to a third embodiment of the present application.

Detailed Description

First embodiment

Referring to fig. 1, fig. 1 is a block diagram of an electronic device according to a first embodiment of the present disclosure. The electronic device 200 comprises a speaker 100, a processor 201, a communication bus 203, at least one communication interface 205, and a memory 206. The processor 201 is used to control the speaker 100 to play sound. The processor 201 is communicatively connected to the speaker 100, the at least one communication interface 205, and the memory 206 via a communication bus 203. The electronic device 200 may be any of a number of different types of consumer electronic devices that may be easily held in a user's hand during normal use, and may also be a non-portable electronic device, and in particular, the electronic device 200 may be a speaker-equipped electronic device such as a cellular phone, a media player, a smartphone, a smartwatch, a tablet computer, a Personal Digital Assistant (PDA), a desktop, a television, or the like.

The Processor 201 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, etc. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, and the processor 201 is the control center of the electronic device 200, and various interfaces and lines are used to connect the various parts of the whole electronic device 200. The communication bus 203 may include a path to transfer information between the aforementioned components.

The communication interface 205 is a device using any transceiver or the like, and is used for communicating with other devices or communication networks, such as ethernet, Radio Access Network (RAN), Wireless Local Area Networks (WLAN), and the like.

The memory 206 may be used to store computer programs and/or modules, and the processor 201 may implement various functions of the electronic device 200 by running or executing the computer programs and/or modules stored in the memory 206 and invoking data stored in the memory 206. The memory 206 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, application programs required for a plurality of functions (such as a sound playing function, an image playing function, and the like), and the like; the data storage area may store data (such as audio data, a phonebook, etc.) created according to the use of the electronic apparatus 200, and the like. In addition, the memory 206 may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), a plurality of magnetic disk storage devices, a Flash memory device, or other volatile solid state storage devices. The memory 206 may be self-contained and coupled to the processor 201 via the communication bus 203. The memory 206 may also be integrated with the processor 201.

In particular implementations, electronic device 200 may include multiple processors 201, such as CPU0 and CPU1 of FIG. 1, for example, as an implementation. Each of the processors 201 may be a single-core (single-CPU) processor or a multi-core (multi-CPU) processor. A processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (e.g., computer program instructions).

The electronic device 200 may also include a camera 207 for capturing images and a display 208 for displaying images. It is understood that fig. 1 is only an example of the electronic device 200 and does not constitute a limitation to the electronic device 200, and the electronic device 200 may include more or less components than those shown in fig. 1, or may combine some components, or different components, for example, the electronic device 200 may further include an input/output device, a network access device, and the like, and is not limited herein.

In one application scenario, please refer to fig. 1 and 2 in combination, the electronic device 200 is a consumer electronic device such as a smart phone.

The speaker 100 may be a speakerphone unit in the electronic device 200. In a scenario where a user makes a call with a remote user terminal through a wireless communication network by using the electronic device 200, when the processor 201 detects a trigger event of the virtual key 209 of the display interface of the electronic device 200, the processor 201 controls the speaker 100 to perform sound amplification so as to implement a hands-free call. Fig. 2 is only an exemplary application scenario of the electronic device 200, and the application does not limit this, for example, in another embodiment, the speaker 100 plays sound when the electronic device 200 plays multimedia.

Referring to fig. 3, fig. 3 is a schematic structural diagram of a speaker according to a first embodiment of the present application. The speaker 100 includes a vibration unit 110, a first brush part 130, a housing 150, and a second brush part 170. The vibration unit 110 is accommodated in the housing 150, and the vibration unit 110 includes a sound emitting surface 1112, a side surface 1113, and a bottom surface 1114. Side surface 1113 is connected between sound emitting surface 1112 and bottom surface 1114, and sound emitting surface 1112 is disposed opposite to bottom surface 1114. First brush portion 130 is fixed to side surface 1113. The first brush part 130 includes a plurality of first bristles 131. The housing 150 has an inner wall 151, and the inner wall 151 is located on a side of the housing 150 close to the vibration unit 110. The second brush part 170 is fixed to the inner wall 151 of the housing 150. The second brush part 170 includes a plurality of second bristles 171. The first bristles 131 are staggered with the second bristles 171. The adjacent first and

second bristles

131 and 171 contact each other, thereby supporting the vibration unit 110. The first bristles 131 and the second bristles 171 are configured to rub against each other to be bent and deformed when the vibration unit 110 vibrates to generate sound.

In the present embodiment, the thickness direction of the speaker 100 is the lamination direction of the sound emitting surface 1112 and the bottom surface 1114. Since the second bristles 171 are staggered with respect to the first bristles 131. When the vibration unit 110 vibrates to generate sound, the second bristles 171 and the first bristles 131 can rub against each other to be bent and deformed, so that the vibration energy of the vibration unit 110 is converted into the elastic potential energy of the first bristles 131 and the second bristles 171, thereby reducing the vibration of the speaker 100 and reducing the influence of the vibration of the speaker 100 on peripheral devices.

Since the first brush part 130 including the plurality of first bristles 131 is disposed on the side 1113 of the vibrating unit 110, and the second brush part 170 including the plurality of second bristles 171 is disposed on the inner wall 151 of the housing 150, that is, the vibration damping structure is not disposed on the upper and lower surfaces (disposed away from the sound surface 1112) of the vibrating unit 110 in the thickness direction, which is beneficial to reducing the thickness of the speaker 100.

Since the adjacent first bristles 131 and the second bristles 171 are in contact with each other, the vibration unit 110 is supported by the first brush part 130 and the second brush part 170, so that the structure of the speaker 100 can be simplified, and the volume and the occupied space of the speaker 100 can be reduced. In this embodiment, the vibration unit 110 is suspended in the housing 150, and as shown in fig. 3, a gap is formed between the bottom 1114 of the vibration unit 110 and the inner wall 151 of the housing 150, so as to facilitate the arrangement of other elements.

It is understood that the vibration unit 110 may not be suspended, that is, the bottom 1114 of the vibration unit 110 may contact the inner wall 151 or other components, that is, the first brush portion 130, the second brush portion 170, and the housing 150 or other components support the vibration unit 110 together.

In the present embodiment, the first bristles 131 and the second bristles 171 are made of a material including silicone. It is understood that the material of which the first bristles 131 are made is not limited, and for example, the first bristles 131 may include, but not limited to, silicone, or the first bristles 131 may also include natural bristles, plastic wires, nylon wires, etc.

It is understood that the fixed connection manner of the first bristles 131 and the vibration unit 110 is not limited, for example, the first bristles 131 and the vibration unit 110 may be connected by, but not limited to, gluing.

In an embodiment, referring to fig. 4, fig. 4 is a schematic view of a first brush portion and a second brush portion provided in an embodiment, the first brush portion 130 further includes a first connecting plate 133, the first connecting plate 133 is fixedly connected to a side surface 1113 of the vibrating single body 110, and the first bristles 131 are fixed to a side of the first connecting plate 133 away from the vibrating single body 110, so that the first brush portion 130 is conveniently assembled to the vibrating single body 110. It is understood that the first connecting plate 133 and the first bristles 131 may be integrally provided.

The first connecting plate 133 may be a flexible plate (e.g., a rubber plate) that can be bent, and the flexible plate has a certain shock absorbing performance to improve the shock absorbing effect, and may also play a certain buffering role when the speaker 100 is impacted (e.g., impacted); alternatively, the first connection plate 133 may be a hard plate body.

The second brush part 170 further includes a second connection plate 173, the second connection plate 173 is fixed on the inner wall 151 of the housing 150, and the second bristles 171 are fixed on a side of the second connection plate 173 facing the vibration unit 110, so that the second brush part 170 is conveniently assembled on the inner wall 151 of the housing 150. It is understood that the second connecting plate 173 and the second bristles 171 may be integrally provided.

The second connecting plate 173 may be a flexible plate (e.g., a rubber plate) that can be bent, and the flexible plate has a certain vibration absorption performance to improve the vibration absorption effect, and also has a certain buffering function when the speaker 100 is impacted (e.g., bumped); alternatively, the second connecting plate 173 may be a hard plate.

It is understood that the arrangement of the plurality of first bristles 131 on the vibration unit 110 is not limited, for example, the plurality of first bristles 131 may be arranged on the vibration unit 110 in a rectangular matrix or in a non-uniform density.

It will be appreciated that the angle between the first bristles 131 and the side 1113 is not limited, for example, the angle between the first bristles 131 and the inner housing 111 may be, but is not limited to, 60 °, 90 °, etc.

It is to be understood that the shape of the profile formed by the end of the first bristle 131 facing away from the vibration unit 110 is not limited, for example, the shape of the profile formed by the end of the first bristle 131 facing away from the vibration unit 110 may be, but is not limited to, saw-toothed, linear, etc.

It is to be understood that the length of the overlapping portion of the first bristles 131 and the second bristles 171 is not limited.

It is understood that the fixing manner between the second bristles 171 and the inner wall 151 is not limited, for example, but not limited to, the second bristles 171 and the inner wall 151 may be connected by gluing, etc.

It is to be understood that the angle between the second bristles 171 and the inner wall 151 is not limited, for example, the angle between the second bristles 171 and the inner wall 151 may be, but is not limited to, 60 °, 90 °, and the like.

It is to be understood that the shape of the profile formed by the end of the second bristle 171 facing away from the inner wall 151 is not limited, and for example, the shape of the profile formed by the end of the second bristle 171 facing away from the inner wall 151 may be, but is not limited to, serrated, linear, or the like.

It is understood that the arrangement of the plurality of second bristles 171 on the inner wall 151 is not limited, and for example, the plurality of second bristles 171 may be arranged on the inner wall 151 in a rectangular matrix or in a non-uniform density.

In the present embodiment, since the second bristles 171 are in contact with the first bristles 131, on the one hand, the second brush part 170 may provide support for the first brush part 130; in the second aspect, the first bristles 131 and the second bristles 171 are deformed by vibration and bending, that is, part of the vibration energy of the vibration unit 110 is converted into elastic potential energy of the first bristles 131 and the second bristles 171; in the third aspect, the second bristles 171 and the first bristles 131 can rub against each other, and part of the vibration energy of the vibration unit 110 can be converted into the internal energy of the second bristles 171 and the first bristles 131 through friction.

Referring to fig. 3 again, the housing 150 has a sound emitting area 180, the sound emitting area 180 is disposed corresponding to the sound emitting surface 1112, and the sound emitting area 180 is used for outputting the sound emitted from the vibration unit 110. In the present embodiment, the sound output region 180 is a through hole provided in the housing 150. It is to be understood that the number of voicing regions 180 is not limited. It is understood that the sound emitting area 180 may also be a hollow area disposed on the housing 150, and the sound emitting area 180 may also be a material with sound guiding performance superior to other areas of the housing 150.

It is understood that the second brush part 170 may be omitted and the inner wall 151 may have a greater roughness to increase friction between the inner wall 151 and the first brush part 130 to provide support for the first brush part 130. For example, but not limited to, a silicone material may be provided on the inner wall 151 or a protrusion may be provided on the inner wall 151.

Referring to fig. 5, fig. 5 is a schematic structural diagram of a vibration unit of the speaker shown in fig. 3. The vibrating unit 110 further includes an inner casing 111, a vibrating system 113 and a driving system 115, the vibrating system 113 and the driving system 115 are fixed to the inner casing 111, the first brush portion 130 is fixed to an outer side surface of the inner casing 111 facing away from the vibrating system 113, that is, the outer side surface of the inner casing 111 is a side surface 1113, and an outer bottom surface of the inner casing 111 is a bottom surface 1114. The first brush 131 is fixedly connected to the side 1113, and the sound outlet surface 1112 is used for outputting the vibration sound of the vibration system 113.

The driving system 115 is used for driving the vibration system 113 to vibrate and generate sound. In the present embodiment, the speaker 100 is a piezoelectric speaker, and operates by utilizing the inverse piezoelectric effect of a piezoelectric material, that is, the drive system 115 is a piezoelectric system. The driving system 115 includes a piezoelectric element attached to the vibration system 113, and the piezoelectric element is deformed by controlling the voltage applied to the piezoelectric element, so as to drive the vibration system 113 to vibrate and generate sound. The vibration system 113 is driven to vibrate and sound by adopting the piezoelectric principle, and the vibration unit 110 is simple in structure and convenient to produce and prepare due to the fact that a magnetic circuit is not required to be arranged.

The type and structure of the speaker 100 are not limited in the present application, and the speaker 100 may be, for example, an electrostatic speaker or the like, which operates by electrostatic force applied to a capacitor plate.

The first bristles 131 are disposed on the side surface 1113 away from the sound emitting direction (i.e., the stacking direction of the sound emitting surface 1112 or the bottom surface 1114), which is beneficial to occupying no or less space in the sound emitting direction, and can effectively reduce the thickness of the speaker 100 in the sound emitting direction, so that the speaker 100 is thinner and lighter and is easier to carry.

It is understood that the first bristles 131 may also be partially disposed on the side of the bottom surface 1114 of the inner housing 111 facing away from the vibration system 113.

In an embodiment, the housing 150 and the second brush portion 170 of the speaker 100 are omitted, the vibration unit 110 may be directly installed in the electronic device 200 or may be independently installed, the speaker 100 includes the vibration unit 110 and the first brush portion 130, the vibration unit 110 includes a sound emitting surface 1112, a side surface 1113, and a bottom surface 1114, the sound emitting surface 1112 and the bottom surface 1114 are disposed opposite to each other, the side surface 1113 is fixedly connected between the sound emitting surface 1112 and the bottom surface 1114, the first brush portion 130 is fixed on the side surface 1113, the first brush portion 130 includes a plurality of first bristles 131, and the first bristles 131 are used for bending and deforming when the vibration unit 110 vibrates to generate sound.

Second embodiment

Referring to fig. 6, fig. 6 is a schematic structural diagram of a speaker according to a second embodiment of the present application.

The speaker 300 includes a support 310, a housing 330, and a vibrating unit 350, wherein the support 310 is accommodated in the housing 330 and is fixedly connected to the vibrating unit 350, and the support 310 is used for providing support for the vibrating unit 350.

In this embodiment, the support 310 is a flexible support, such as a foam or sponge. While providing support for the vibration unit 350, the vibration isolation device can also absorb part of the vibration energy of the vibration unit 350, thereby improving the vibration isolation effect of the loudspeaker 300.

It is understood that the number of the supports 310 is not limited, and the number of the supports 310 may be one or more. It is understood that the structure and shape of the support 310 are not limited, and the support 310 can provide support for the vibration unit 350, for example, the support 310 is a rigid support.

The speaker 300 further includes a first brush portion 370, the first brush portion 370 has a plurality of first bristles 371, the first bristles 371 are fixedly connected to one side of the vibration unit 350 close to the housing 330, and the first bristles 371 are disposed away from the support 310.

The speaker 300 further includes a second brush portion 380, the second brush portion 380 has a plurality of second bristles 381, the second bristles 381 are fixedly connected to a side of the housing 330 near the vibrating unit 350, and the second bristles 381 are disposed away from the support 310.

The first bristles 371 and the second bristles 381 are staggered and partially overlapped. The energy generated by the vibration of the vibration unit 350 may be absorbed by the support 310, or may be transformed into elastic potential energy of the first bristle 371 and the second bristle 381 by the deformation of the first bristle 371 and the second bristle 381 due to the vibration.

In this embodiment, the adjacent first bristles 371 and second bristles 381 have a gap therebetween, i.e., the vibration unit 350 is supported by the support 310 when not vibrating. It will be appreciated that there may be no gap between the first bristles 371 and the second bristles 381.

It is understood that the support 310 may be made of a material having no vibration absorption effect, and it is not limited that the support 310 is accommodated in the housing 330, the support 310 is fixedly connected to the vibration unit 350, and the support 310 can provide support for the vibration unit 350. In one embodiment, the speaker 100 further includes a support 310, the vibrating unit 350 is disposed on the support 310, and a bottom surface of the vibrating unit 350 is connected to the support 310.

Third embodiment

Referring to fig. 7, fig. 7 is a schematic structural diagram of a vibrating unit according to a third embodiment of the present disclosure.

The third embodiment provides a vibrating unit 530 including an inner casing 510, a vibrating system 531 and a driving system 533. The inner case 510 includes a first case 511, a second case 513, and a third case 515. The vibration system 531 and the drive system 533 are fixedly accommodated in the accommodating space 517 of the third casing 515, the first casing 511 is fixedly covered on the third casing 515 and is disposed opposite to the vibration system 531, and the second casing 513 is fixedly covered on the third casing 515 and is disposed opposite to the drive system 533. In this embodiment, the driving system 533 is a magnetic circuit system, and the magnetic field drives the vibration system to vibrate and generate sound, so that a good sound effect can be obtained.

In summary, the driving system is not limited to be a piezoelectric system or a magnetic circuit system, and the driving system may also vibrate and generate sound through other driving vibration systems, which is not limited herein.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a loudspeaker, its characterized in that, is including vibration monomer and first brush portion, the vibration monomer is including a sound face, side and bottom surface, go out the sound face with the bottom surface sets up relatively, side fixed connection in go out the sound face with between the bottom surface, first brush portion is fixed in on the side, first brush portion includes a plurality of first brush hairs, first brush hair is used for bending deformation when vibration monomer vibrates the vocal.

2. The loudspeaker according to claim 1, further comprising a housing and a second brush portion, wherein the vibration unit is accommodated in the housing, the second brush portion is fixed on an inner wall of the housing, the second brush portion comprises a plurality of second bristles, the first bristles and the second bristles are staggered, and the first bristles and the second bristles are configured to rub against each other to bend and deform when the vibration unit vibrates to generate sound.

3. The loudspeaker of claim 2, further comprising a support, wherein the vibrating element is disposed on the support, and wherein the bottom surface of the vibrating element is connected to the support.

4. A loudspeaker according to claim 3, wherein the support is a flexible support.

5. The speaker of claim 2, wherein the adjacent first bristles and the adjacent second bristles contact each other, and the vibration unit is supported by the first brush portion and the second brush portion.

6. The speaker of claim 2, wherein the first brush portion further comprises a first connecting plate fixed to a side of the vibration cell, the first bristles being fixed to a side of the first connecting plate facing away from the vibration cell.

7. The speaker of claim 6, wherein the second brush portion further comprises a second connecting plate fixed to an inner wall of the housing, the second bristles being fixed to a side of the second connecting plate facing the vibration unit.

8. The loudspeaker of claim 7, wherein the first and/or second connection plates are flexible plates.

9. The loudspeaker according to any one of claims 1 to 8, wherein the vibrating unit comprises an inner casing, a vibrating system and a driving system, the vibrating system and the driving system are fixed in the inner casing, the first brush portion is fixed on an outer side of the inner casing facing away from the vibrating system, the driving system is used for driving the vibrating system to vibrate and generate sound, the driving system is a magnetic circuit system, or the driving system is a piezoelectric system.

10. An electronic device, comprising a processor and a loudspeaker according to any one of claims 1-9, wherein the processor is configured to control the vibration unit to vibrate and emit sound.