CN110913288A - Loudspeaker assembly and sound box - Google Patents

Abstract

A sound box comprises a first panel and a second panel opposite to the first panel, and also comprises a sound box main body, a first loudspeaker component, a second loudspeaker component and a bracket part, the sound box main body, the first panel and the second panel jointly form a first accommodating space, the first accommodating space is used for accommodating the first loudspeaker component, the second loudspeaker component and the bracket part, the first horn assembly at least comprises a main body part which is in a cylindrical stepped structure, the second horn assembly comprises at least one horn unit, the horn unit comprises a first body part and a second body part, one end of the first body part is closed, the other end of the first body part is connected with one end of the second body part, the second body part is of a bent cavity structure and is used for enhancing the sound output effect of the sound box. The invention also provides the loudspeaker component which is applied to the sound box.

Description

Loudspeaker assembly and sound box

Technical Field

The present disclosure relates to electronic devices, and particularly to a speaker assembly and a speaker box.

Background

With the development and progress of technology, people are increasingly crowded with electronic devices such as mobile phones, personal digital assistants, tablet computers, and notebook computers in their daily lives. Generally, most electronic devices have a built-in speaker as a sound source for playing sound signals. When the playing tone quality of the electronic device is continuously improved, the high vibration generated by good tone quality can also affect the normal operation of other electronic elements in the electronic device.

Due to the limitation of product space, most of the existing sound boxes only have a high pitch loudspeaker or a low pitch loudspeaker, so that the sound quality of the sound box is poor. Meanwhile, the intellectualization of the sound box is becoming more and more necessary.

Disclosure of Invention

In view of this, a speaker assembly and a sound box are provided, which includes a first speaker assembly and a second speaker assembly, and the first speaker assembly and the second speaker assembly can enhance the sound output effect of the sound box.

An acoustic enclosure, the acoustic enclosure comprising a first panel and a second panel opposite the first panel, the sound box also comprises a sound box main body, a first loudspeaker component, a second loudspeaker component and a support part, wherein the sound box main body, the first panel and the second panel jointly form a first accommodating space, the first accommodating space is used for accommodating the first loudspeaker component, the second loudspeaker component and the bracket part, the first horn assembly at least comprises a main body part which is in a cylindrical stepped structure, the second horn assembly comprises at least one horn unit, the horn unit comprises a first body part and a second body part, one end of the first body part is closed, the other end of the first body part is connected with one end of the second body part, the second body part is of a bent cavity structure and is used for enhancing the sound output effect of the sound box.

Preferably, the horn unit further includes at least one horn, the main body portion is configured to accommodate the horn, the first body portion is a trapezoidal cavity structure, the second body portion includes an upper surface and a lower surface opposite to the upper surface, the upper surface and the lower surface are both arc structures, so that an arc opening is formed at one end of the second body portion, which is far away from the first body portion, and the horn unit is a horn-shaped structure.

Preferably, the second body further comprises two side walls connecting the upper surface and the lower surface, and an included angle between extension lines of the two side walls is 50-60 degrees, so as to increase a sound output coverage angle of the sound box.

Preferably, a groove is formed in a side wall of the second panel, a USB interface is disposed on the groove, the USB interface is used for externally connecting a power line to supply power to the sound box, and the USB interface is further used for externally connecting a data line to enable the sound box to perform data transmission with a mobile device.

Preferably, first loudspeaker subassembly still includes first loudspeaker portion, the main part includes first step portion, second step portion and third step portion, first step portion, second step portion and third step portion form a second accommodation space, first loudspeaker portion is connected to the one end of first step portion, the other end of first step portion is connected the one end of second step portion, the other end of second step portion is connected the one end of third step portion, the other end of third step portion is the enclosed construction, makes the second accommodation space is a ladder-shaped structure, is used for the reinforcing the pronunciation effect of first loudspeaker portion.

Preferably, the sound box further comprises a light emitting component, the light emitting component is arranged between the first panel and the sound box main body, and the light emitting component is a light guide light ring.

Preferably, the loudspeaker box further comprises a control component, and the control component is used for controlling the sound production of the first loudspeaker component and the second loudspeaker component.

Preferably, the control assembly includes a first main board, a second main board and a third main board, the first main board is disposed inside the speaker body and adjacent to one end of the first panel, the second main board is disposed on the side wall of the second speaker assembly, and the third main board is disposed between the second panel and the second speaker assembly.

Preferably, the first main board further includes a microphone array, the microphone array includes at least one microphone, each microphone is disposed at an edge of the first main board at an equal interval, the first main board is a circular main board, the second main board is a rectangular main board, and the third main board is a semicircular main board.

The utility model provides a loudspeaker subassembly, is applied to the audio amplifier, loudspeaker subassembly includes an at least loudspeaker unit, loudspeaker unit includes main part and first body portion, the one end of main part is sealed, the other end of main part is connected the one end of first body portion, first body portion is a cavity structures of buckling for strengthen the sound effect of audio amplifier.

The loudspeaker box comprises a first loudspeaker component and a second loudspeaker component, wherein the first loudspeaker component is approximately of a cylindrical stepped structure, and the second loudspeaker component is composed of loudspeaker units of a plurality of horn structures, so that noise can be effectively suppressed, the bass effect is enhanced, and the output quality of bass and tweeters is improved. Moreover, the speaker assembly and the sound box shown in the embodiment have simple structures and few components.

Drawings

Fig. 1 is a schematic view of an angle of an embodiment of the sound box of the present invention.

FIG. 2 is a schematic view of another angle of an embodiment of the enclosure shown in FIG. 1.

FIG. 3 is an exploded view of an embodiment of the enclosure shown in FIG. 1.

FIG. 4 is a schematic view of an embodiment of a first horn assembly of the enclosure shown in FIG. 3.

FIG. 5 is an exploded view of an embodiment of the first horn assembly shown in FIG. 4.

FIG. 6 is a cross-sectional view of an embodiment of the first horn assembly shown in FIG. 4.

FIG. 7 is a schematic view of an angle of a second horn assembly of the enclosure shown in FIG. 3.

Fig. 8 is a schematic view of another angle of the second horn assembly of fig. 7.

Fig. 9 is a schematic view of a horn unit of the second horn assembly of fig. 7.

Fig. 10 is a sectional view of the horn unit shown in fig. 9.

FIG. 11 is a schematic view of an embodiment of a support portion of the enclosure shown in FIG. 3.

Description of the main elements

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail and fully with reference to the accompanying drawings and specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "up," "down," and the like are used herein for illustrative purposes only.

Furthermore, the terms first, second and the like in the description and in the claims, and the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be practiced in sequences other than those illustrated.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, an embodiment of the present invention provides an acoustic enclosure 100. The sound box 100 can be applied to an electronic device (not shown). The electronic device may be a mobile phone, a personal digital assistant, a tablet computer, a notebook computer or other electronic devices with a sound playing function.

Referring to fig. 3, the speaker 100 includes a speaker body 10, a first panel 20, a second panel 30, and a speaker assembly 101. The horn assembly 101 includes a first horn assembly 40, a second horn assembly 50, and a bracket portion 60. The main body 10, the first panel 20 and the second panel 30 together form the general shape of the sound box 100, and the sound box 100 has a generally cylindrical structure. Obviously, the sound box 100 may further include, but is not limited to, other mechanical structures, electronic components, modules, and software for implementing the preset functions thereof.

The main enclosure body 10 is a substantially cylindrical structure with one end closed, and is configured to accommodate the first speaker assembly 40, the second speaker assembly 50, and the bracket portion 60. It is understood that the enclosure body 10 may also be used to house other components of the enclosure 100.

In the present embodiment, the first panel 20 and the second panel 30 are respectively provided at opposite ends of the cabinet main body 10. Preferably, the first panel 20 is disposed at the bottom end of the main cabinet body 10, and the second panel 30 is disposed at the top end of the main cabinet body 10.

In the present embodiment, the first panel 20 and the second panel 30 have the same shape and size, and have a circular structure. The diameters of the first panel 20 and the second panel 30 are substantially the same as the diameter of the cabinet main body 10. The thickness of the first panel 20 is substantially the same as the thickness of the second panel 30. The main body 10, the first panel 20 and the second panel 30 form a first accommodating space 11 (see fig. 3). The first receiving space 11 is a substantially cylindrical space for receiving the first horn assembly 40, the second horn assembly 50 and the bracket portion 60. Obviously, the first accommodating space 11 can also be used for accommodating other components of the sound box 100.

The first panel 20 may include at least one key part 21. In the present embodiment, the key section 21 includes four keys. The four keys may be grouped in pairs and disposed on the first panel 20 at intervals. The four keys can be a mute key, a volume increasing key, a volume decreasing key and an on-off key respectively. It is understood that, in other embodiments, the key portion 21 may be disposed on the main body 10 or the second panel 30. The four keys may also be used to trigger other preset functions, such as the last song, the next song, etc.

In the present embodiment, a groove 32 is formed on the sidewall 31 of the second panel 30. A USB interface 322 is disposed on the first wall 321 of the groove 32. The USB interface 322 is used to externally connect a power line to supply power to the sound box 100. It is understood that the USB interface 322 can be further used to externally connect a data line so that the speaker 100 can perform data transmission with a mobile device (not shown).

Referring to fig. 4, the first horn assembly 40 includes a main body 41 and a first horn 42. The first horn 42 is provided at one end of the main body 41. The body portion 41 is generally a cylindrical stepped structure. The main body portion 41 includes a first step portion 411, a second step portion 412, and a third step portion 413. The first step portion 411, the second step portion 412 and the third step portion 413 are all cylindrical structures, the diameter of the first step portion 411 is larger than that of the second step portion 412, and the diameter of the second step portion 412 is larger than that of the third step portion 413. It is understood that the height of the main body portion 41 is smaller than the height of the cabinet main body 10.

Referring to fig. 5 and fig. 6, the first step portion 411, the second step portion 412 and the third step portion 413 form a second accommodating space 414, and the second accommodating space 414 is used for accommodating the first horn portion 42. One end of the first step portion 411 is connected to the first horn portion 42, and the other end of the first step portion 411 is connected to one end of the second step portion 412. The other end of the second step portion 412 is connected to one end of the third step portion 413. The other end of the third step portion 413 is a closed structure, so that the second accommodating space 414 is a substantially step-shaped structure for enhancing the sound effect of the first speaker portion 42. In the present embodiment, the first step portion 411, the second step portion 412, the third step portion 413 and the first horn portion 42 together form a closed step-shaped sound cavity structure, which can maximize the sound cavity to enhance the sound quality effect. The first horn section 42 includes at least one woofer. In the present embodiment, the first horn section 42 preferably includes one bass horn. It is understood that in other embodiments, the first horn 42 may also be a tweeter.

In this embodiment, one end of the first step portion 411 adjacent to the second step portion 412 is provided with at least one latching portion 415, and the latching portion 415 is used for latching and connecting the first step portion 411 and the bracket portion 60.

Referring to fig. 7 and 8, the second speaker assembly 50 includes at least one speaker unit 51. The horn unit 51 has a substantially horn-shaped configuration. In the present embodiment, the second horn assembly 50 includes six horn units 51. The six horn units 51 are arranged at annular intervals, so that the top view of the six horn units 51 is approximately a circular structure. The adjacent faces of the six horn units 51 form a cavity 510. The cavity portion 510 is a substantially hexagonal cavity. The cavity 510 may be used to receive the second step portion 412 and the third step portion 413.

Referring to fig. 9, each speaker unit 51 includes a first body portion 511, a second body portion 512 and a fixing member 52. The first body portion 511 and the second body portion 512 are hollow cavities. The first body portion 511 has a substantially trapezoidal cavity structure. One end of the first body portion 511 is closed, and the other end of the first body portion 511 is connected to one end of the second body portion 512. The second body 512 is a substantially bent non-closed cavity, and is a flat splayed cavity structure, so that the speaker unit 51 is substantially a horn-shaped structure. The fixing element 52 is substantially located on the first surface 521 of the first body portion 511. The fixing member 52 includes at least one hole (not shown) for fixing the speaker unit 51 and the bracket 60. One end of the second body 512 has an opening 513.

In this embodiment, six first body portions 511 are substantially located on the same plane, and six second body portions 512 are also substantially located on the same plane, so that the surfaces of the six first body portions 511 adjacent to each other jointly form the cavity portion 510.

Referring to fig. 10, in the present embodiment, the speaker unit 51 may further include at least one speaker 53. The horn 53 may be a tweeter. The speaker 53 may be accommodated in an end of the first body portion 511 away from the second body portion 512. The upper surface 514 of the second body portion 512 and the lower surface 515 opposite to the upper surface 514 are both curved, so that the opening 513 is substantially an arc-shaped opening. When the sound box 100 is placed vertically, the upper surface 514 and the lower surface 515 are inclined at an angle of about 30 ° with respect to the horizontal plane, so as to emit sound upward for the user to use. The second body 512 further includes two sidewalls 516 connecting the upper surface 514 and the lower surface 515. The included angle of the extension lines of the two side walls 516 is 50-60 degrees, the sound-emitting coverage angle of the horn unit 51 is 50-60 degrees, so that the coverage angle of the second horn assembly 50 is 300-360 degrees, the sound-emitting coverage range is large, and the effect is better. It will be appreciated that in other embodiments, the horn 53 may also be a woofer.

Referring to fig. 11, the bracket portion 60 is a substantially hollow frame for supporting the first speaker assembly 40 and the second speaker assembly 50. The bracket portion 60 includes a first support surface 61 and a second support surface 62. In the present embodiment, the first supporting surface 61 is substantially a circular ring structure, and the second supporting surface 62 is a circular ring structure with a certain slope.

In this embodiment, the first supporting surface 61 is provided with a fixing portion 611, and the fixing portion 611 is used for cooperating with the fastening portion 415 to realize the fastening connection between the bracket portion 60 and the first speaker assembly 40. The bracket portion 60 further includes a connecting portion 63. The connecting portion 63 is used for connecting the first supporting surface 61 and the second supporting surface 62. The fixing portion 611 has a substantially hollow cylindrical structure. The diameter of the fixing portion 611 is slightly smaller than the diameter of the first supporting surface 61. The fixing portion 611 has substantially the same shape as the first step portion 411, and is configured to receive the first step portion 411 and support one end of the second step portion 412 connected thereto, and support the first step portion 411.

In the present embodiment, the connection portion 63 includes at least one support piece 631, and preferably, the connection portion 63 includes six support pieces 631, and the six support pieces 631 are equally spaced to form six second receiving spaces 64. The second accommodating spaces 64 are used for accommodating the speaker units 51 in a one-to-one correspondence. One end of the first body portion 511, which is far away from the second body portion 512, is connected to the first supporting surface 61, and the lower surface 515 of the second body portion 512 is fixedly connected to the second supporting surface 62.

Referring to fig. 3 again, a light emitting assembly 70 is disposed between the first panel 20 and the main body 10. The light emitting component 70 may be a light guiding ring, which is approximately a circular ring structure, and the diameter of the light guiding ring is approximately equal to the diameter of the sound box main body 10. The light emitting assembly 70 may be used to emit light of various colors or various degrees of brightness.

The loudspeaker 100 may also comprise a control assembly 80. The control assembly 80 includes a first main board 81, a second main board 82, and a third main board 83. The first, second, and third main boards 81, 82, and 83 may be Printed Circuit Boards (PCBs). The first main plate 81, the second main plate 82 and the third main plate 83 may be made of a dielectric material such as epoxy resin glass fiber (FR 4).

The first main board 81, the second main board 82, and the third main board 83 may respectively include a power module, a wireless module, and a System On Chip (SOC). The power supply module is used for supplying power to the sound box 100; the wireless module may be a Wi-Fi module, a bluetooth module, or a ZigBee wireless communication module, and is used for the communication connection between the sound box 100 and the mobile device or a wireless network (not shown); the system chip is used for controlling the power module and the wireless module of the sound box 100, and the first speaker assembly 40, the second speaker assembly 50 and the light emitting assembly 70 to work.

The first main board 81 is disposed at an end of the main body 10 adjacent to the first panel 20, and the first main board 81 and the light emitting component 70 are substantially in the same plane. In this embodiment, the first main plate 81 may be a circular main plate, and the diameter of the first main plate 81 is smaller than the diameter of the main body 10. In other embodiments, the first main plate 81 may be a main plate with other shapes, and is not limited to this embodiment. The first main board 81 may further include a microphone array 811. The microphone array 811 includes at least one microphone 812. In the present embodiment, the microphone array 811 includes six equally spaced microphones 812 disposed on the first main board 81. Each microphone 812 is disposed at an equal interval on the edge of the first main board 81. It is understood that in other embodiments, the microphone array 811 may include any number of microphones 812, and each microphone 812 may be disposed at any position on the first main board 81. The microphone array 811 has a strong far-field noise suppression effect, so that noise is eliminated, and the signal acquisition performance is good in a noise environment.

The microphone array 811 can also cooperate with the first main board 81 to control the operation of the light emitting assembly 70. For example, when a user sends a sound wave signal, the sound box 100 receives the sound wave signal of the user, preferably, the microphone array 811 receives the sound wave signal of the user and performs comprehensive processing on the angle and time of the received sound wave to generate a processed sound wave signal, and the first main board 81 receives the processed sound wave signal and controls the light emitting component 70 to emit light of a preset color or brightness degree, so as to prompt the user that the sound box 100 has successfully received the sound wave signal. It can be understood that, when a certain user sends a sound wave signal, the sound box 100 is in an abnormal state and does not receive the sound wave signal of the user, and the first main board 81 can control the light emitting assembly 70 not to work so as to prompt the user that the sound box 100 does not receive the sound wave signal.

The second main plate 82 is provided on the side wall of the first stepped portion 411. In this embodiment, the second main board 82 may be a rectangular main board. In other embodiments, the first main plate 81 may be a main plate with other shapes, and is not limited to this embodiment. The length of the second main plate 82 is defined as the length along the height direction of the first stepped portion 411, and the width of the second main plate 82 is defined as the length along the diameter direction of the first stepped portion 411. It is understood that the length of the second main plate 82 is not greater than the height of the first stepped portion 411. The second main board 82 is electrically connected to the first speaker assembly 40 and the second speaker assembly 50, and can process the received sound wave signal by applying an acoustic algorithm.

The third main plate 83 is disposed at an end of the main body 10 adjacent to the second panel 30, and the third main plate 83 is disposed between the second panel 30 and the second horn assembly 50. In this embodiment, the third main plate 83 may be a semicircular main plate, and the diameter of the third main plate 83 is smaller than the diameter of the main body 10. In other embodiments, the third main plate 83 may be a main plate with other shapes, and is not limited to this embodiment. The third main plate 83 electrically connects the first horn assembly 40 and the second horn assembly 50.

The sound box 100 shown in this embodiment includes the first speaker assembly 40 and the second speaker assembly 50, the first speaker assembly 40 is substantially a cylindrical stepped structure, the second speaker assembly 50 is composed of speaker units 51 of a plurality of horn structures, which can effectively suppress noise, enhance bass effect, and improve the output quality of bass and tweeter. Meanwhile, each loudspeaker unit 51 has a sound-emitting coverage angle of 50-60 degrees, so that the sound-emitting coverage range of the sound box 100 is larger. Moreover, the sound box 100 according to the present embodiment has a simple structure and a small number of components.

It will be apparent to those skilled in the art that other variations and modifications may be made in accordance with the invention and its spirit and scope in accordance with the practice of the invention disclosed herein.

Claims (10)

1. A sound box comprises a first panel and a second panel opposite to the first panel, the sound box also comprises a sound box main body, a first loudspeaker component, a second loudspeaker component and a support part, wherein the sound box main body, the first panel and the second panel jointly form a first accommodating space, the first accommodating space is used for accommodating the first loudspeaker component, the second loudspeaker component and the bracket part, the first horn assembly at least comprises a main body part which is in a cylindrical stepped structure, the second horn assembly comprises at least one horn unit, the horn unit comprises a first body part and a second body part, one end of the first body part is closed, the other end of the first body part is connected with one end of the second body part, the second body part is of a bent cavity structure and is used for enhancing the sound output effect of the sound box.

2. The acoustic enclosure of claim 1, wherein the speaker unit further comprises at least one speaker, the main body is configured to receive the speaker, the first body has a trapezoidal cavity structure, the second body has an upper surface and a lower surface opposite to the upper surface, the upper surface and the lower surface are both arc-shaped structures, such that an end of the second body away from the first body has an arc-shaped opening, and the speaker unit has a horn-shaped structure.

3. The acoustic enclosure according to claim 2, wherein the second body portion further comprises two sidewalls connecting the upper surface and the lower surface, and an extension line of the two sidewalls has an included angle of 50 ° to 60 ° for increasing an outgoing covering angle of the acoustic enclosure.

4. The sound box according to claim 1, wherein a groove is disposed on a sidewall of the second panel, a USB interface is disposed on the groove, the USB interface is used for externally connecting a power line to supply power to the sound box, and the USB interface is further used for externally connecting a data line to enable the sound box to perform data transmission with a mobile device.

5. The speaker of claim 1, wherein the first speaker assembly further comprises a first speaker portion, the main body portion comprises a first step portion, a second step portion and a third step portion, the first step portion, the second step portion and the third step portion form a second receiving space, one end of the first step portion is connected to the first speaker portion, the other end of the first step portion is connected to one end of the second step portion, the other end of the second step portion is connected to one end of the third step portion, and the other end of the third step portion is of a closed structure, so that the second receiving space is of a step-like structure for enhancing the sound effect of the first speaker portion.

6. The acoustic enclosure of claim 1, further comprising a light emitting assembly, the light emitting assembly being disposed between the first panel and the body of the acoustic enclosure, the light emitting assembly being a light-guiding ring.

7. An acoustic enclosure according to claim 1, further comprising a control assembly for controlling the sound production of the first horn assembly and the second horn assembly.

8. The acoustic enclosure of claim 7, wherein the control assembly includes a first main panel disposed within the enclosure body adjacent an end of the first panel, a second main panel disposed on a side wall of the second horn assembly, and a third main panel disposed between the second panel and the second horn assembly.

9. The sound box of claim 8, wherein the first main board further comprises a microphone array, the microphone array comprises at least one microphone, each microphone is disposed at equal intervals on the edge of the first main board, the first main board is a circular main board, the second main board is a rectangular main board, and the third main board is a semicircular main board.

10. The loudspeaker assembly is applied to a sound box and is characterized by comprising at least one loudspeaker unit, wherein the loudspeaker unit comprises a first body part and a second body part, one end of the first body part is closed, the other end of the first body part is connected with one end of the second body part, and the second body part is of a bent cavity structure and used for enhancing the sound output effect of the sound box.

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