CN210958687U

CN210958687U - Intelligent sound box

Info

Publication number: CN210958687U
Application number: CN202020057465.1U
Authority: CN
Inventors: 毛细玉; 杨项朝; 杨文涛; 刘轩楷
Original assignee: Beijing Baidu Netcom Science and Technology Co Ltd
Current assignee: Shanghai Xiaodu Technology Co Ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-07-07
Anticipated expiration: 2030-01-10

Abstract

The embodiment of the application discloses intelligent sound box relates to audio equipment technical field. This intelligence audio amplifier includes the main tank body, net lid, microphone, speaker support and mainboard, the main tank body and the closed box body of speaker support lock formation, with microphone, speaker and mainboard encapsulation are in the box body, the pickup opening direction of microphone with the play sound opening direction of speaker is the same. The technical effect that the hardware configuration requirement of the intelligent sound box is reduced on the basis of ensuring the acoustic performance is achieved, and therefore cost is reduced.

Description

Intelligent sound box

Technical Field

The application relates to the technical field of audio equipment structures, in particular to a structure technology of an intelligent sound box.

Background

With the development of artificial intelligence technology, various intelligent devices appear in people's life and work. Wherein, intelligent audio amplifier is the intelligent household electrical appliances of a hot door.

The intelligent sound box is usually configured with a voice interaction function, so that voice instructions of a user can be collected and recognized and responded at the same time in the process of playing audio by the sound box. Because the intelligent sound box is usually placed in a home or a public place and is controlled by a plurality of people, the requirements on the voice acquisition capability and the accurate recognition capability of the intelligent sound box are high.

In order to achieve good acoustic performance, the hardware configuration requirements of the smart speaker are increased, which makes the cost of the smart speaker high.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides an intelligent sound box, which can reduce the requirement on hardware configuration on the basis of ensuring the acoustic performance.

The application provides an intelligent sound box which comprises a main box body, a net cover, a microphone, a loudspeaker support and a main board; wherein:

the main box body and the loudspeaker bracket are buckled to form a closed box body so as to encapsulate the microphone, the loudspeaker and the mainboard in the box body;

the pickup opening direction of the microphone is the same as the sound outlet opening direction of the loudspeaker.

One embodiment in the above application has the following advantages or benefits: the requirement of hardware configuration is reduced on the basis of ensuring the acoustic performance, and the product cost is reduced.

Optionally, the sound outlet opening of the speaker extends from a central position of the speaker holder, and the sound pickup opening of the microphone extends from an edge position of the speaker holder.

Optionally, the microphone is a microphone array including two or more microphones.

Optionally, the sound pickup openings of the plurality of microphones are linearly arranged on one side of the sound outlet opening of the speaker.

Optionally, a plurality of pickup openings of the microphone are arranged around the sound outlet opening of the speaker in a ring shape.

Optionally, the mesh cover is fastened on the speaker bracket and located at the top of the sound box.

Optionally, the speaker support is a plate-shaped cover, the main box body is an open box body, and the plate-shaped cover is fastened on the open box body to form a closed box body.

Optionally, the speaker support is a lower end opening box body, the main box body is an upper end opening box body, and the lower end opening box body and the upper end opening box body are buckled with each other to form a closed box body.

Optionally, the method further includes: and the rubber foot pad is arranged at the bottom of the main box body.

Optionally, the sound box is an intelligent interactive sound box, the main board is used for controlling the loudspeaker to play audio, and is used for identifying and processing the voice command acquired while playing the audio.

Because the loudspeaker is arranged on the loudspeaker support, the main box body and the loudspeaker support are buckled to form a closed box body, and the sound pickup opening direction of the microphone is the same as the sound outlet opening direction of the loudspeaker, the technical problems that in the prior art, the loudspeaker is sealed in the sound cavity box to cause higher hardware configuration cost of the intelligent sound box are solved, and the technical effect of reducing the requirement on hardware configuration is achieved.

Other effects of the above-described alternative will be described below with reference to specific embodiments.

Drawings

The drawings are included to provide a better understanding of the present solution and are not intended to limit the present application. Wherein:

fig. 1 is a schematic structural diagram of a smart sound box provided in an embodiment of the present application;

fig. 2 is a front view of a smart sound box provided according to an embodiment of the present application;

fig. 3 is a schematic view of a smart speaker mesh cover provided according to an embodiment of the present application.

Detailed Description

The following description of the exemplary embodiments of the present application, taken in conjunction with the accompanying drawings, includes various details of the embodiments of the application for the understanding of the same, which are to be considered exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present application. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

The embodiment of the present application provides an intelligent sound box, and fig. 1 is a schematic structural diagram of an intelligent sound box provided according to the embodiment of the present application, and as shown in fig. 1, the intelligent sound box includes a main box body 10, a mesh cover 20, a microphone 30, a speaker 40, a speaker bracket 50, and a main board 60. Wherein, the main cabinet 10 and the speaker bracket 50 are buckled to form a closed box, so as to enclose the microphone 30, the speaker 40 and the main board 60 in the box; fig. 2 is a front view of the smart sound box according to the embodiment of the present application, and as shown in fig. 1 and fig. 2, the sound pickup opening direction of the microphone 30 is the same as the sound outlet opening direction of the speaker 40.

It should be noted that, the main cabinet 10 and the loudspeaker support 50 are buckled to form a closed box with a space area, the loudspeaker 40 is arranged on the loudspeaker support 50, the microphone 30, the loudspeaker 40 and the main board 60 are packaged in the closed box, compared with the prior art, the loudspeaker 40 does not need to be arranged in an independent loudspeaker sound cavity to ensure certain acoustic performance, the intelligent sound box is arranged in such a way that the acoustic performance is ensured, the structure is simple, the assembly is convenient, the configuration requirement on hardware is reduced, and the product cost is reduced.

Alternatively, with continued reference to fig. 1, the sound outlet opening of the speaker 40 extends from a central location of the speaker holder 50, and the sound pickup opening of the microphone 30 extends from an edge location of the speaker holder 50.

Wherein, the sound outlet opening direction of the speaker 40 extends from the center position of the speaker bracket 50 and diffuses the sound to the outside through the mesh holes on the mesh cover 20, and the sound pickup direction of the microphone 30 extends from the edge position of the speaker bracket 50 and performs the voice interaction through the mesh holes on the mesh cover 20. The sound pickup opening direction of the microphone 30 and the sound outlet opening direction of the speaker 40 are arranged in the same direction, so that a user can experience voice interaction and simultaneously can optimally experience audio information provided by the speaker 40.

Optionally, the microphone 30 is a microphone array comprising more than two microphones.

The microphones 30 are mounted on the main board 60, and the microphones 30 include a microphone array of two to seven microphones, for example, the distance between the microphones is set to a preset value, and the preset value is related to the sound pickup algorithm adopted by the smart sound box. The microphone 30 is used for receiving voice information from the outside in real time, converting the voice information into an electric signal through an ADC converter on the main board 60, and processing the signal input by the microphone and feeding back a control instruction signal through a controller on the main board 60, thereby implementing voice interaction of the smart speaker.

Alternatively, the sound pickup openings of the plurality of microphones 30 are arranged in a straight line on the side of the sound outlet opening of the speaker 40.

Alternatively, the sound pickup openings of the plurality of microphones 30 are arranged around the sound outlet opening of the speaker 40 in a ring shape.

If the microphone array comprises two or three microphones, the directions of the sound pickup openings of the microphones 30 can be a straight line and are arranged on one side of the sound outlet opening of the loudspeaker 40, so that the effectiveness and consistency of sound acquisition of the microphones 30 in the intelligent sound box are ensured. If the microphone array includes three or more to seven microphones, the sound pickup opening direction of each microphone 30 may be annular and uniformly distributed around the sound outlet opening of the speaker 40, thereby ensuring the consistency of sound pickup of each microphone 30.

Optionally, referring to fig. 1, the mesh cover 20 is fastened to the speaker bracket 50 and located at the top of the speaker box.

Fig. 3 is a schematic diagram of the mesh cover of the smart sound box provided according to the embodiment of the present application, and as shown in fig. 3, the sound emitting area of the speaker 40 and the sound pickup area of the microphone 30 are distributed on the mesh cover 20, and the sound emitting direction of the speaker 40 is consistent with the sound pickup direction of the microphone 30, so that it is ensured that a user can better experience playing of audio while performing voice interaction.

Optionally, the speaker bracket 50 is a plate-shaped cover, the main cabinet 10 is an open box, and the plate-shaped cover is fastened to the open box to form a closed box.

Optionally, the speaker bracket 50 is a box with an open lower end, the main box 10 is a box with an open upper end, and the box with an open lower end and the box with an open upper end are fastened to form a closed box.

The speaker bracket 50 may be a plate-shaped cover or an open box, and the speaker bracket 50 of each type is assembled with the main cabinet 10 and then sealed to form a closed box without an independent sound cavity structure, so that the structure layout is simple, the assembly and installation are simple and portable, and the product cost is reduced.

Optionally, the method further includes: and a rubber foot pad 70 disposed at the bottom of the main case 10.

Wherein, this intelligent audio amplifier still includes rubber callus on the sole 70, and the material of rubber callus on the sole 70 generally is synthetic a class of high molecular polymer, is processed by some environmental protection materials. And the rubber foot pad 70 is arranged at the bottom of the main box body 10 of the intelligent sound box, and can play roles of skid resistance, shock resistance, noise reduction and the like.

Optionally, the sound box is an intelligent interactive sound box, and the main board 60 is used for controlling the speaker 40 to play audio, and is used for identifying and processing the voice command acquired while playing the audio.

Wherein, the mainboard 60 is welded with the existing sound processing chip, power amplifier chip, bluetooth module, microprocessor and other corresponding functional devices. The mainboard 60 can also amplify the power of the voice picked up by the microphone and recognize the voice while controlling the loudspeaker 40 to play the audio through the microprocessor, so as to realize better voice interaction and increase the user experience. For example, the main board 60 may further include a wireless communication component, so that the smart sound box may obtain the audio file information from the cloud server or other terminal device of the user through the wireless communication component. It should be noted that the devices on the motherboard 60 are not limited in this embodiment.

According to the technical scheme of this application embodiment, this intelligence audio amplifier includes main tank 10, the net lid 20, microphone 30, speaker 40, speaker support 50 and mainboard 60, main tank 10 and the closed box body of speaker support 50 lock formation, in order to encapsulate microphone 20, speaker 40 and mainboard 60 in the box body, compared with the prior art, speaker 40 need not to set up and guarantees certain acoustic performance in independent speaker sound cavity, it makes this intelligence audio amplifier on guaranteeing acoustic performance basis to set up like this, moreover, the steam generator is simple in structure, the equipment is convenient, the configuration requirement to hardware has been reduced, the cost of product is reduced. Meanwhile, the sound pickup opening direction of the microphone 30 is the same as the sound outlet opening direction of the speaker 40, so that the user can optimally experience the audio information provided by the speaker 40 while experiencing voice interaction.

The above-described embodiments should not be construed as limiting the scope of the present application. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An intelligent sound box, comprising: the microphone comprises a main box body, a net cover, a microphone, a loudspeaker bracket and a main board; wherein:

2. An acoustic enclosure according to claim 1, wherein the speaker outlet opening extends from a central location of the speaker holder and the microphone pick-up opening extends from an edge location of the speaker holder.

3. An acoustic enclosure according to claim 2, wherein the microphone is a microphone array comprising more than two microphones.

4. An acoustic enclosure according to claim 3, wherein:

the pickup openings of the microphones are arranged on one side of the sound outlet opening of the loudspeaker in a linear mode.

5. An acoustic enclosure according to claim 3, wherein:

a plurality of pickup openings of the microphones are annularly arranged around the sound outlet opening of the loudspeaker.

6. An acoustic enclosure according to any one of claims 1 to 5, wherein: the net cover is buckled on the loudspeaker bracket and is positioned at the top of the sound box.

7. The loudspeaker of claim 1, wherein: the loudspeaker support is a plate-shaped cover body, the main box body is an open box body, and the plate-shaped cover body is buckled on the open box body to form a closed box body.

8. The loudspeaker of claim 1, wherein: the loudspeaker support is lower extreme opening box body, the main tank body is upper end opening box body, lower extreme opening box body with the mutual lock of upper end opening box body forms closed box body.

9. The acoustic enclosure of claim 1, further comprising: and the rubber foot pad is arranged at the bottom of the main box body.

10. The sound box according to claim 1, wherein the sound box is an intelligent interactive sound box, and the main board is configured to control the speaker to play audio and to recognize and process a voice command collected during audio playing.