CN220570645U - Intelligent sound box - Google Patents

Abstract

The specification provides an intelligent sound box, including the casing with set up in the acoustic module in the casing, the acoustic module includes: the sound cavity support is arranged in the shell, and the sound cavity support and at least part of the shell enclose to form a sound cavity. And the sound outlet module is arranged on the sound cavity bracket. The sound guide tube is connected with the sound cavity bracket and is positioned in the sound cavity; the two ends of the sound guide tube are respectively provided with a first opening and a second opening, the first opening is communicated with the sound cavity, and the second opening is communicated with the outside air.

Description

Intelligent sound box

Technical Field

The specification relates to the field of acoustic technology, and in particular relates to an intelligent sound box.

Background

The intelligent sound box market scale is bigger and bigger, and the intelligent sound box on the market at present adopts airtight cavity to combine the framework of vibrating diaphragm, and space utilization is low, and air flowability is poor, and heat dispersion is relatively poor.

Disclosure of Invention

The present disclosure provides an intelligent sound box to solve at least some of the problems in the related art.

The embodiment of the specification provides an intelligent sound box, including the casing with set up in the acoustic module in the casing, acoustic module includes:

the sound cavity bracket is arranged in the shell and is enclosed with at least part of the shell to form a sound cavity;

the sound outlet module is arranged on the sound cavity bracket;

the sound guide tube is connected with the sound cavity bracket and is positioned in the sound cavity; the two ends of the sound guide tube are respectively provided with a first opening and a second opening, the first opening is communicated with the sound cavity, and the second opening is communicated with the outside air.

Further, the shell comprises a first shell and a second shell assembled with the first shell, and the first shell is assembled above the second shell; the sound cavity bracket and the first shell enclose to form a sound cavity, the sound cavity bracket and the second shell enclose to form a containing cavity, and the containing cavity is communicated with the second opening; the second shell is provided with a sound outlet hole, and the sound outlet hole is communicated with the outside air and the accommodating cavity.

Further, the portable electronic device also comprises a main board and a key board, wherein keys are arranged on the key board; the key board is arranged on the first shell, and the main board is arranged on the second shell; the main board is connected with the key board through a first flat cable, and the main board is connected with the sound emitting module through a second flat cable.

Further, a gap part is arranged between the sound cavity bracket and the shell; one end of the first flat cable is connected with the key board, and the other end of the first flat cable penetrates through the gap part and extends along the edge of the inner wall of the shell to be connected with the main board.

Further, the portable charging device further comprises a main board and a charging seat, wherein keys are arranged on the main board, the main board is arranged on the first shell, and the charging seat is arranged on the second shell; the main board is connected with the sound emitting module through a second flat cable, and the main board is connected with the charging seat through a third flat cable.

Further, the sound cavity support is provided with a second through hole, one end of the third flat cable is connected with the main board, and the other end of the third flat cable penetrates through the second through hole and then extends to be connected with the charging seat.

Further, the sound guide tube is arranged along the vertical direction, the first opening is positioned at one side close to the top end of the first shell, and the second opening is positioned at one side close to the bottom end of the sound cavity support.

The distance between the end of the sound guide tube provided with the first opening and the top wall of the first shell is not smaller than 15mm; and/or

The space between the end of the sound guide tube provided with the second opening and the bottom wall of the second shell is 20mm-30 mm.

Further, the sound cavity bracket and the sound guide tube are of an integrated structure; and/or

The sound emitting module and the sound guide tube are arranged along the horizontal direction; and/or

The sound emitting module is eccentrically arranged relative to the center of the sound cavity bracket; and/or

The sound guide tube is arranged close to the side end part of the sound cavity bracket; and/or

The shell is cylindrical.

Further, the device also comprises a controller and a voice receiving module which are both arranged in the shell;

the controller is electrically connected with the sounding module and the voice receiving module, the voice receiving module is used for receiving a voice command and sending the voice command to the controller, and the controller is used for controlling the sounding module to play audio according to the voice command.

According to the technical scheme, the intelligent sound box of the specification forms the sound cavity by enclosing the sound cavity bracket and the shell, the inner space of the shell is fully utilized, the acoustic volume is increased, and the sound quality is improved. The sound cavity is communicated with the outside air through the sound guide tube, so that the acoustic requirements are met, the air convection is good, and the heat dissipation is facilitated.

Drawings

Fig. 1 is a cross-sectional view of a smart speaker of the present disclosure in an exemplary embodiment.

Fig. 2 shows an enlarged schematic view at a in fig. 1.

Fig. 3 is a cross-sectional view of another view of the smart speaker of the present disclosure in an exemplary embodiment.

Fig. 4 is an enlarged schematic view of fig. 3 at B.

Fig. 5 is an enlarged schematic view of fig. 3 at C.

Fig. 6 is an enlarged schematic view of fig. 3 at D.

Fig. 7 is a cross-sectional view of a smart speaker of the present specification in another exemplary embodiment.

Fig. 8 is an enlarged schematic view of fig. 7 at E.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present specification. Rather, they are merely examples of apparatus consistent with some aspects of the present description as detailed in the accompanying claims.

The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the description. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this specification belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "plurality" means two or more. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

The intelligent sound box of the specification is described in detail below with reference to the accompanying drawings. The features of the examples and embodiments described below may be combined with each other without conflict.

Referring to fig. 1, the embodiment of the present disclosure provides an intelligent sound box, which includes a housing 10 and an acoustic module 20 disposed in the housing 10, where the acoustic module 20 includes a sound cavity bracket 21, a sound outlet module 22, and a sound guide tube 23. The sound cavity support 21 is installed in the housing 10, and the sound cavity support 21 and at least part of the housing 10 enclose a sound cavity 24. The sound emitting module 22 is mounted on the sound cavity bracket 21. The sound guide tube 23 is connected to the sound cavity bracket 21 in the vertical direction Y and is located in the sound cavity 24. The two ends of the sound guide tube 23 are respectively provided with a first opening 231 and a second opening 232, the first opening 231 is communicated with the sound cavity 24, and the second opening 232 is communicated with the outside air, so that the sound cavity 24 is communicated with the outside air. Alternatively, the sound emitting module 22 may be a horn. The housing 10, the sound cavity bracket 21 and the sound guide tube 23 may be made of ABS.

According to the technical scheme, the intelligent sound box of the specification forms the sound cavity 24 by enclosing the sound cavity bracket 21 and the shell 10, fully utilizes the inner space of the shell 10, increases the acoustic volume and is beneficial to improving the sound quality. The sound cavity 24 is communicated with the outside air through the sound guide tube 23, so that the acoustic requirements (bass effect and the like) are realized, and the air convection is good, thereby being beneficial to heat dissipation.

In some alternative embodiments, the sound cavity bracket 21 and the sound guide tube 23 are integrally formed. Therefore, auxiliary materials such as glue, a ventilation film, a sealing strip 30 and an ultrasonic process are not needed, the connection between the sound guide tube 23 and the sound cavity bracket 21 can be realized, the cost is saved, and the assembly is simplified.

In some alternative embodiments, the sound emitting module 22 and the sound guiding tube 23 are arranged along the horizontal direction X, so as to fully utilize the lateral space of the sound cavity bracket 21.

Further, the sound emitting module 22 is eccentrically disposed with respect to the center of the sound cavity bracket 21, so as to provide an installation space for the sound guide tube 23. The sound guide tube 23 is close to the side end of the sound cavity support 21, and the sound emitting module 22 and the sound guide tube 23 are located at two sides of the center of the sound cavity support 21, so that the stress at two sides of the sound cavity support 21 is relatively balanced, and the durability of the sound cavity support 21 is improved. It can be understood that the sound emitting module 22 may be disposed at the center of the sound cavity bracket 21, so as to reserve a space for the sound guide tube 23. The shell 10 can be cylindrical, has a concise and elegant appearance, and is also beneficial to the sound guide tube 23 to realize the up-and-down flow of air. Optionally, the sound emitting module 22 is assembled to the sound cavity bracket 21 by a screw locking manner.

In this embodiment, the cavity support 21 has a concave cavity structure, and the concave cavity of the cavity support 21 faces the top of the housing 10, so that the acoustic volume of the cavity 24 can be further increased.

In some alternative embodiments, the housing 10 includes a first housing 11 and a second housing 12 assembled with the first housing 11, and the first housing 11 is assembled above the second housing 12. The sound cavity support 21 and the first housing 11 enclose to form the sound cavity 24, the sound cavity support 21 and the second housing 12 enclose to form the accommodating cavity 13, the accommodating cavity 13 is communicated with the second opening 232 of the sound guide tube 23, and the accommodating cavity 13 can be used for accommodating other components of the intelligent sound box. The second housing 12 is provided with a sound outlet 121, and the sound outlet 121 is communicated with the external air and the accommodating cavity 13. It can be appreciated that the sound cavity 24 is located at the upper half of the intelligent sound box, and the air flow can flow up and down through the accommodating cavity 13 and the sound cavity 24, so that the air flow is good.

Optionally, the housing 10 may further include a base 14 that may be mounted to the bottom of the second housing 12 by fasteners 15 such as screws. It can be understood that the number of the sound outlet holes 121 is plural and is uniformly arranged in the second housing 12. Further, the side wall of the second housing 12 may be provided with a cloth net support with a cloth net, or may be directly provided with a cloth net, so as to play a role in dust prevention.

In some alternative embodiments, the sound guide 23 is disposed along the vertical direction Y, the first opening 231 is located near the top end of the first housing 11, and the second opening 232 is located near the bottom end of the sound chamber support 21. Thus, the flow of the air flow is more facilitated.

Further, the distance between the end (i.e., upper end) of the sound guide tube 23 where the first opening 231 is provided and the top wall of the first housing 11 is not less than 15mm. The distance between the end (i.e., lower end) of the sound guide tube 23 where the second opening 232 is provided and the bottom wall of the second housing 12 is between 20mm and 30 mm. A better air flow effect can be achieved. In practical applications, the length, diameter, and distance between the sound guide tube 23 and the inner wall of the housing 10 may be set according to practical needs, which is not limited in this specification.

Referring to fig. 2, in some alternative embodiments, the first housing 11 and the voice-cavity bracket 21 may be fixed by means of dispensing or screw locking. A sealing strip 30 is arranged between the first shell 11 and the sound cavity bracket 21, so that a better sealing effect can be achieved. The first housing 11 and the second housing 12 may be fixed by dispensing or screwing. The sealing strip 30 is arranged between the first shell 11 and the second shell 12, so that a better sealing effect can be achieved. The wall thickness of the first shell 11 can be about 2.5mm, and the first shell is sealed with the second shell 12 by attaching the sealing strip 30 with the width of about 2mm, so that the main body of the upper sound cavity is saved, and the cost is saved. Alternatively, the sealing tape 30 may be made of EVA material. The width of the sealing strip 30 between the first housing 11 and the sound cavity bracket 21 may be around 2 mm.

Referring to fig. 1, 3 and 4, in some alternative embodiments, the smart speaker may further include a main board 40 and a keypad 50, where the keypad 50 is provided with keys 51. It is understood that the keys 51 may include a volume key, a play/pause key, a switch key, and other function keys, and the user may input a control command to the smart speaker through the keys 51. The key board 50 is disposed on the first housing 11, and the main board 40 is disposed on the second housing 12. The main board 40 and the key sheet 50 are connected by a first flat cable 61, and the main board 40 and the sound emitting module 22 are connected by a second flat cable (not shown, but understood to be a horn wire). Alternatively, the first flat cable 61 may employ an FPC (flexible circuit board) flat cable. The inner wall of the first housing 11 may be provided with a groove 111, and the end of the key sheet 50 is disposed in the groove to fix the key sheet 50. The top wall of the first shell 11 can be provided with a key hole 112, and the key 51 can be a touch key, is contained in the key hole 112 and is flush with the top wall of the first shell 11, so that the appearance of the intelligent sound box product is smooth. It will be appreciated that in this embodiment, the main board 40 is disposed within the second housing 12.

Further, the sealing strip 30 is disposed between the keypad 50 and the first housing 11, so as to achieve a better sealing effect. The intelligent sound box can further comprise a radiating fin 41 arranged on the main board 40 and can play a role in radiating heat to the main board 40. A charging socket (not shown) may also be disposed on the motherboard 40, and is used for charging the smart speaker through connection with an external power source. Alternatively, the sealing strip 30 may be made of EVA, and has a width of about 2 mm.

As shown in fig. 4 and 5, further, a gap 16 is provided between the sound cavity supporter 21 and the housing 10. One end of the first flat cable 61 is connected to the key board 50, and the other end of the first flat cable 61 passes through the slit portion 16 and extends along the inner wall edge of the housing 10 to be connected to the main board 40. In this way, the first flat cable 61 is disposed as close to the inner wall of the housing 10 as possible, occupies as little space as possible of the acoustic cavity 24, and reduces the influence on the acoustic cavity 24.

Referring to fig. 6, in some alternative embodiments, the smart speaker may further include an antenna 70, and one end of the antenna 70 is connected to the motherboard 40. The sound cavity bracket 21 is provided with a first through hole 211, and the other end of the antenna 70 extends into the sound cavity 24 after passing through the first through hole 211. Optionally, the antenna 70 and the sound cavity bracket 21 are fixed by dispensing.

In some alternative embodiments, the smart speaker may further include a light guide 80 disposed on the second housing 12. The main board 40 may be provided with an electric lamp, and the light guide 80 may guide external light into the housing 10, and the electric lamp may be a color light lamp, so as to play a role of the color light lamp.

Referring to fig. 7, in some alternative embodiments, the smart speaker may further include a main board 40 and a charging stand 42, where a key 51 is disposed on the main board 40, the main board 40 is disposed on the first housing 11, and the charging stand is disposed on the second housing 12. The main board 40 and the sound emitting module 22 are connected by a second flat cable 62, and the main board 40 and the charging socket are connected by a third flat cable 63.

Referring to fig. 8, the sound cavity bracket 21 is provided with a second through hole 212, one end of the third flat cable 63 is connected to the main board 40, and the other end of the third flat cable 63 extends to be connected to the charging socket after passing through the second through hole 212. Optionally, the third flat cable 63 is fixed to the sound cavity bracket 21 by dispensing.

Further, the sealing strip 30 is disposed between the main board 40 and the first housing 11, so as to achieve a better sealing effect. Alternatively, the sealing strip 30 may be made of EVA, and has a width of about 2 mm. The smart speaker may further include an antenna 70, where the antenna 70 is located in the sound cavity 24 and is connected to the motherboard 40. In this way, the main board 40 is located in the first housing 11, and the antenna 70 and the main board 40 can be connected without opening holes in the sound cavity bracket 21 or sealing with glue.

It will be appreciated that the present embodiment shown in fig. 7 differs from the example shown in fig. 3 in that in the example shown in fig. 3, the main board 40 is provided in the second housing 12. In this embodiment, the key pad and the main board are integrated, the main board 40 is disposed in the first housing 11, the charging holder 42 is disposed in the second housing 12, and the main board 40 and the charging holder are connected by the third flat cable 63. Optionally, the third flat cable 63 may be connected to the charging socket 42 by dispensing. In this way, the first flat cable arranged between the key board and the main board in the example shown in fig. 3 can be omitted, thereby saving the cost.

It can be appreciated that, because the sound cavity 24 in the present specification is directly formed by enclosing the sound cavity bracket 21 and the first housing 11, the acoustic volume and the space are larger, the better air fluidity is achieved, and the heat dissipation effect is also better, so that the key board and the main board are integrated, the main board 40 is arranged in the first housing 11, the acoustic effect can be ensured, the number of parts assembled in the second housing 12 can be reduced, the parts and the cost are reduced, and the assembly is simplified and the assembly efficiency is improved.

In some alternative embodiments, the smart speaker may further include a controller and a voice receiving module, both disposed in the housing 10. The controller is electrically connected with the sounding module 22 and the voice receiving module, the voice receiving module is used for receiving a voice command and sending the voice command to the controller, and the controller is used for controlling the sounding module 22 to play audio according to the voice command. It can be understood that the user can directly speak the playing requirement, input a voice command to the intelligent sound box, and the controller controls the sound emitting module 22 to play the audio meeting the user requirement according to the voice command so as to meet the playing requirement of the user.

The foregoing description of the preferred embodiments is provided for the purpose of illustration only, and is not intended to limit the scope of the disclosure, since any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the disclosure are intended to be included within the scope of the disclosure.

Claims (10)

1. The utility model provides an intelligent sound box which characterized in that, include the casing with set up in the acoustic module in the casing, the acoustic module includes:

the sound cavity bracket is arranged in the shell and is enclosed with at least part of the shell to form a sound cavity;

the sound outlet module is arranged on the sound cavity bracket;

the sound guide tube is connected with the sound cavity bracket and is positioned in the sound cavity; the two ends of the sound guide tube are respectively provided with a first opening and a second opening, the first opening is communicated with the sound cavity, and the second opening is communicated with the outside air.

2. The intelligent sound box according to claim 1, wherein the housing comprises a first housing and a second housing assembled with the first housing, the first housing being assembled above the second housing; the sound cavity bracket and the first shell enclose to form a sound cavity, the sound cavity bracket and the second shell enclose to form a containing cavity, and the containing cavity is communicated with the second opening; the second shell is provided with a sound outlet hole, and the sound outlet hole is communicated with the outside air and the accommodating cavity.

3. The intelligent sound box according to claim 2, further comprising a main board and a key board, wherein keys are arranged on the key board; the key board is arranged on the first shell, and the main board is arranged on the second shell; the main board is connected with the key board through a first flat cable, and the main board is connected with the sound emitting module through a second flat cable.

4. The intelligent sound box according to claim 3, wherein a gap part is arranged between the sound cavity bracket and the shell; one end of the first flat cable is connected with the key board, and the other end of the first flat cable penetrates through the gap part and extends along the edge of the inner wall of the shell to be connected with the main board.

5. The intelligent sound box according to claim 2, further comprising a main board and a charging seat, wherein keys are arranged on the main board, the main board is arranged on the first shell, and the charging seat is arranged on the second shell; the main board is connected with the sound emitting module through a second flat cable, and the main board is connected with the charging seat through a third flat cable.

6. The intelligent sound box according to claim 5, wherein the sound cavity bracket is provided with a second through hole, one end of the third flat cable is connected with the main board, and the other end of the third flat cable passes through the second through hole and then extends to be connected with the charging seat.

7. The intelligent sound box according to claim 2, wherein the sound guide tube is arranged in a vertical direction, the first opening is located near a top end side of the first housing, and the second opening is located near a bottom end side of the sound cavity bracket.

8. The intelligent sound box according to claim 7, wherein a distance between an end of the sound guide tube provided with the first opening and a top wall of the first housing is not less than 15mm; and/or

The space between the end of the sound guide tube provided with the second opening and the bottom wall of the second shell is 20mm-30 mm.

9. The intelligent sound box according to any one of claims 1 to 8, wherein the sound cavity bracket and the sound guide tube are of an integrally formed structure; and/or

The sound emitting module and the sound guide tube are arranged along the horizontal direction; and/or

The sound emitting module is eccentrically arranged relative to the center of the sound cavity bracket; and/or

The sound guide tube is arranged close to the side end part of the sound cavity bracket; and/or

The shell is cylindrical.

10. The intelligent sound box according to any one of claims 1 to 8, further comprising a controller and a voice receiving module, both disposed in the housing;

the controller is electrically connected with the sounding module and the voice receiving module, the voice receiving module is used for receiving a voice command and sending the voice command to the controller, and the controller is used for controlling the sounding module to play audio according to the voice command.