CN220108149U

CN220108149U - Bluetooth sound box with stereo sound effect

Info

Publication number: CN220108149U
Application number: CN202321431411.7U
Authority: CN
Inventors: 许育安; 黄紫子; 卢俊崎; 李智鹏
Original assignee: Guangdong Better Design Co ltd
Current assignee: Guangdong Better Design Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-11-28
Anticipated expiration: 2033-06-06

Abstract

The utility model relates to a Bluetooth sound box with stereo sound effect, which comprises a shell, wherein a sound generating unit and a main control board connected with the sound generating unit are arranged in the shell, sound generating holes are formed in the shell corresponding to sound generating ends of the sound generating unit, a sound baffle capable of being used as a sound echo wall is connected to the shell, the sound baffle is arranged in front of the sound generating holes and is arranged at intervals with the shell, and a sound echo cavity with a sound transmission opening is formed between the shell and the sound baffle; the sound baffle that this kind of bluetooth speaker increased possesses decorative board and whispering gallery's effect simultaneously, possesses multi-functional characteristic, and sound baffle sets up in the place ahead of sound hole for the sound that sound production unit released runs through this sound baffle of touching behind the Kong Chusheng of sound production, and the sound is again to the shell side reflection, mixes with the former sound of sound production unit and forms mixed sound, thereby promotes the tone quality of sound production unit broadcast, realizes the effect of third dimension and sense of space.

Description

Bluetooth sound box with stereo sound effect

Technical Field

The utility model relates to the field of Bluetooth sound boxes, in particular to a Bluetooth sound box with a stereo sound effect.

Background

The bluetooth speaker refers to built-in bluetooth chip to bluetooth connection replaces traditional wire rod connected sound equipment, through being connected with bluetooth playback devices such as cell-phone, panel computer or notebook, reaches convenient and fast's purpose, and current bluetooth speaker discloses prior art, like chinese patent application number is: the Bluetooth sound box with the structure is shown in 'a Bluetooth sound box' of ZL 202121882654.3, the playability of the Bluetooth sound box is improved by adding a rotatable CD (compact disc) analog disc, the demand of customer groups pursuing the sense of appearance is met, the product grids and the competitiveness are improved, but the sounding principle of the Bluetooth sound box also adopts a single loudspeaker to generate sound and then directly emits the sound through a sound emitting hole, the sound or music emitted by the mode is thinner, the sound quality is poor, the sense of vertical rod and the sense of space cannot be formed indoors, or the Bluetooth sound box adopts a box loudspeaker, the sound quality of an electronic product can be improved to a certain extent, the sense of three-dimensional sense and the sense of space of the sound can be improved, but the price is higher, the volume is larger, and therefore, each large manufacturer can only be applied to the middle-high-end electronic product.

Disclosure of Invention

The utility model aims to solve the existing problems and provide a Bluetooth sound box with a three-dimensional sound effect, which has the main effects of improving the tone quality of the sound unit and realizing the effects of three-dimensional sense and space sense.

The utility model provides a bluetooth speaker with stereo sound effect, includes the casing, be equipped with sound unit in the casing and with the main control board that sound unit is connected, the sound hole has been seted up to the sound end that corresponds sound unit on the casing, be connected with the sound baffle that can be used as the whispering gallery on the casing, sound baffle sets up in the place ahead of sound hole and sets up with the casing interval, and form the echo chamber of taking the sound transmission open-ended between casing and the sound baffle.

The aim of the utility model can be also solved by adopting the following technical measures:

as a more specific scheme, the sound baffle is formed by integrally forming transparent materials, or two or more transparent or opaque materials are formed by splicing, wherein the transparent materials comprise plastic and glass.

As a further scheme, the shell is internally provided with a motor connected with the main control board, the motor extends out of the shell and is connected with a detachable CD simulation disc, an output shaft of the motor rotates to drive the CD simulation disc to axially rotate, and at least part of the CD simulation disc is arranged in the echo cavity.

As a further scheme, be provided with the NFC module on the CD simulation dish, the NFC module inlays and is adorned in the CD simulation dish or detachable connection is on the CD simulation dish, be provided with the NFC reader of reading the NFC module on the casing.

As a further scheme, the sound outlet is formed in the front end wall of the shell, a supporting boss is arranged at the bottom of the front end wall, the sound baffle is arranged above the supporting boss, the left side edge, the right side edge and the top edge of the sound baffle are matched with the outline of the main body of the shell, and three-face open sound-transmitting openings are formed between the left side edge, the right side edge, the top edge and the shell.

As a further scheme, be provided with a plurality of bracing pieces on the sound baffle, the one end of bracing piece extends and is provided with first connecting portion towards the dorsal part of sound baffle, the casing corresponds first connecting portion and is provided with second connecting portion, cooperates through first connecting portion and second connecting portion, makes sound baffle interval connection on the casing.

As a further scheme, the assembly port has been seted up at the top of casing, be provided with in the assembly port and flush the assembly port or to the light-transmitting cover of the outer convex of assembly port, the below of light-transmitting cover is provided with the infrared emission board.

As a further scheme, the top of casing is equipped with the recess along its length direction, wherein is equipped with the atmosphere lamp area of shining towards the casing dorsal part on a cell wall of recess.

As a further scheme, a control circuit board connected with the main control board is arranged in the supporting boss, and a control button or a control key and a display screen which are arranged on the front end wall of the supporting boss are arranged on the control circuit board.

As a further scheme, a power connector is arranged on the shell and is electrically connected with the main controller; the shell is internally provided with a storage battery, the storage battery is electrically connected with the main control, and the storage battery can be charged through a power connector.

The beneficial effects of the utility model are as follows:

the sound baffle plate added to the Bluetooth sound box has the functions of the decorative plate and the echo wall, has the multifunctional characteristics, is arranged in front of the sound outlet, enables sound emitted by the sound emitting unit to touch the sound baffle plate after passing through the sound Kong Chusheng, reflects the sound to the side of the shell, is mixed with original sound of the sound emitting unit to form mixed sound, and is reflected in the response cavity, and finally is transmitted outwards from the sound transmission opening, so that the tone quality of the sound emitting unit is improved, and the effects of three-dimensional sense and spatial sense are realized.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model.

Fig. 2 is a schematic exploded view of the present utility model.

Fig. 3 is a schematic cross-sectional structure of the present utility model.

Fig. 4 is a schematic view of a back side structure of the housing of the present utility model.

Detailed Description

The utility model will be further described with reference to the drawings and examples.

As shown in fig. 1 to 4, a bluetooth speaker with stereo sound effect includes a housing 1, a sound unit 2 and a main control board 3 connected with the sound unit 2 are disposed in the housing 1, a sound outlet 101 is formed on the housing 1 corresponding to a sound end of the sound unit 2, a sound baffle 4 capable of being used as a whispering wall is connected to the housing 1, the sound baffle 4 is disposed in front of the sound outlet 101 and is disposed at intervals with the housing 1, and an whispering cavity 5 with a sound transmission opening 501 is formed between the housing 1 and the sound baffle 4.

The sound baffle 4 that this kind of bluetooth speaker increases possesses decorative board and whispering gallery's effect simultaneously, possesses multi-functional characteristic, and sound baffle 4 sets up in the place ahead of sound hole 101 for the sound that sound production unit 2 was given out runs through after the sound Kong Chusheng and runs into this sound baffle 4, and sound is again to casing 1 side reflection, mixes the former sound that forms of sound production unit 2 and is mixed sound and is in responding the cavity 5 reverberation, outwards spreads out in the sound transmission opening 501 at last, thereby promotes the tone quality of sound production unit broadcast, realizes the effect of third dimension and space sense.

The sound emitting unit 2 is composed of one or more loudspeakers which are transversely arranged, and the sound emitting holes 101 are arranged along the width direction of the shell 1 and correspond to sound emitting ends of the loudspeakers; the area of the sound baffle 4 is sufficient to cover the entire sound outlet aperture 101.

The sound baffle 4 is integrally formed by transparent materials, and in the embodiment, the sound baffle 4 is formed by a single plastic and glass plate, so that the sound baffle 4 plays a decorative role; in more embodiments, the sound baffle 4 may be formed by splicing two or more transparent or opaque materials, so as to adapt to the design requirements of different manufacturers.

The shell 1 is internally provided with a motor 6 connected with the main control board 3, the motor 6 extends out of the shell 1 and is connected with a detachable CD simulation disc 7, an output shaft of the motor 6 rotates to drive the CD simulation disc 7 to axially rotate, and at least part of the CD simulation disc 7 is arranged in the echo cavity 5; in this embodiment, the CD analog disc 7 has approximately half or exactly half of its area disposed in the echo cavity 5, so that the bluetooth speaker has better design feel and more fashionable appearance, and meets the demands of customer groups pursuing ceremony feel.

An NFC module 8 is arranged on the CD simulation disc 7, an NFC reader 9 for reading the NFC module 8 is arranged on the shell 1, and the NFC reader 9 is connected with the main control panel 3; the NFC module 8 can store white noise signals such as wind noise, rain noise and bird noise, and when the CD analog disc 7 is started to rotate, the NFC reader 9 can read the signals in the NFC module 8 to play corresponding white noise.

In addition, in this embodiment, the NFC module 8 is embedded in the CD-analog disc 7, and each CD-analog disc 7 is embedded with a different sound signal, so that the user can play white noise of different scenes by replacing a different CD-analog disc 7, or in other embodiments, the NFC module 8 can be detachably connected to the CD-analog disc 7, in which the CD-analog disc 7 is detached from the output shaft, and the NFC module 8 with different sound signals is replaced, so that white noise of different scenes can be played.

The sound outlet 101 is formed on the front end wall of the casing 1, a supporting boss 10 is arranged at the bottom of the front end wall, the sound baffle 4 is arranged above the supporting boss 10, the left side, the right side and the top edge of the sound baffle are matched with the outline of the main body of the casing 1, and three-sided open sound transmission openings 501 are formed between the left side, the right side, the top edge and the casing 1; the support boss 10 is added to have a design effect on one hand, and on the other hand, sound reflection of the echo cavity 5 to the desktop can be prevented, sound resonance is caused to influence sound quality, sound is ensured to be transmitted out of the sound transmission opening 501 with three surfaces open, the distance of sound transmission can be increased, and three-dimensional sense and spatial sense are improved.

Moreover, the shell 1 and the sound baffle 4 are of rectangular structures, and when the shape of the sound baffle 4 is matched with the shell 1, the integrity of the Bluetooth sound box is better.

A plurality of support rods 11 are arranged on the sound baffle 4, one ends of the support rods 11 extend towards the back side of the sound baffle 4 and are provided with first connecting parts, the shell 1 is provided with second connecting parts corresponding to the first connecting parts, and the sound baffle 4 is connected to the shell 1 at intervals through the cooperation of the first connecting parts and the second connecting parts;

in this embodiment, the supporting rods 11 are bolts, the number of the bolts is four, the bolts are symmetrically arranged at four corners of the sound baffle 4 in pairs, the heads 111 of the bolts are in limited contact with the front surface of the sound baffle 4, the threaded column portions of the bolts extend to the back side of the sound baffle 4 through the sound baffle 4, the first connecting portions are inner thread screw holes 112 arranged on the threaded column portions, the second connecting portions are assembly through holes 104 formed in the front end wall of the shell 1, and the sound baffle 4 and the shell 1 are assembled and connected through the assembly through holes 1047 and the inner thread screw holes 112 through fastening units such as screws.

The top of the shell 1 is provided with an assembly port 102, a light-transmitting cover 12 which is flush with the assembly port 102 or protrudes outwards from the assembly port 102 is arranged in the assembly port 102, and an infrared emission plate 13 is arranged below the light-transmitting cover 12; the light-transmitting cover 12 is used for protecting the infrared emission plate 13, and the Bluetooth sound box is added with the infrared emission plate 13 to be controlled by matching with a remote controller.

The top of casing 1 is equipped with recess 103 along its length direction, recess 103 is rectangular form, and its cross section is triangular form, wherein has seted up the lamp area assembly mouth on the cell wall that recess 103 dorsad, atmosphere lamp area 14 is including the lamp plate of built-in casing 1 and the printing opacity portion of setting on the lamp plate, the printing opacity portion adaptation sets up in the lamp area assembly mouth and the light of giving out shines towards casing 1 dorsal part, this atmosphere lamp area 14 can shine the wall of bluetooth speaker dorsal part with the light on, make bluetooth speaker's periphery can form light atmosphere, further satisfy the customer group demand of pursuing the appearance sense, and the colour and the frequency of atmosphere lamp area 14 can also cooperate the law of music to implement the change.

A control circuit board 15 connected with the main control board 3 is arranged in the support boss 10, and a control button 16 or a control key and a display screen which are arranged on the front end wall of the support boss 10 are arranged on the control circuit board 15; the control button 16 or the control button 16 and the display screen are arranged on the front end wall of the supporting boss 10, so that the control of a user is facilitated.

The shell 1 is provided with a power connector 17, and the power connector 17 is electrically connected with the main controller; a storage battery 18 is further arranged in the shell 1, the storage battery 18 is electrically connected with the main control, and the storage battery 18 can be charged through a power connector 17; the power connector 17 enables the Bluetooth sound box to be electrified directly through the power line, or after the power line is inserted into the power connector 17, the storage battery 18 is charged, so that the Bluetooth sound box is portable, and a user can conveniently use the Bluetooth sound box in an outdoor mode after the Bluetooth sound box is separated from municipal power supply.

The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims

1. The Bluetooth sound box with the stereo sound effect comprises a shell (1), wherein a sound generating unit (2) and a main control board (3) connected with the sound generating unit (2) are arranged in the shell (1), a sound outlet (101) is formed in the shell (1) corresponding to the sound generating end of the sound generating unit (2), and the Bluetooth sound box is characterized in that a sound baffle (4) capable of being used as an echo wall is connected to the shell (1), the sound baffle (4) is arranged in front of the sound outlet (101) and is arranged at intervals with the shell (1), and an echo cavity (5) with a sound transmission opening (501) is formed between the shell (1) and the sound baffle (4).

2. A Bluetooth sound box with stereo sound effect according to claim 1, characterized in that the sound baffle (4) is formed by integrally forming transparent materials, or by splicing two or more transparent or opaque materials, wherein the transparent materials comprise plastic and glass.

3. A Bluetooth sound box with stereo sound effect according to claim 1 is characterized in that a motor (6) connected with a main control board (3) is further arranged in the shell (1), the motor (6) extends out of the shell (1) and is connected with a detachable CD analog disc (7), an output shaft of the motor (6) rotates to drive the CD analog disc (7) to axially rotate, and at least part of the CD analog disc (7) is arranged in an echo cavity (5).

4. A Bluetooth sound box with stereo sound effect according to claim 3 is characterized in that an NFC module (8) is arranged on the CD analog disk (7), the NFC module (8) is embedded in the CD analog disk (7) or detachably connected to the CD analog disk (7), and an NFC reader (9) for reading the NFC module (8) is arranged on the shell (1).

5. A Bluetooth sound box with stereo sound effect according to claim 1 is characterized in that the sound outlet (101) is formed in the front end wall of the shell (1), a supporting boss (10) is arranged at the bottom of the front end wall, the sound baffle (4) is arranged above the supporting boss (10), the left side edge, the right side edge and the top edge of the sound baffle are matched with the outline of the main body of the shell (1), and three sound transmission openings (501) with three open surfaces are formed between the left side edge, the right side edge, the top edge and the shell (1).

6. The Bluetooth sound box with the stereo sound effect according to claim 1, wherein a plurality of support rods (11) are arranged on the sound baffle plate (4), one ends of the support rods (11) extend towards the back side of the sound baffle plate (4) and are provided with first connecting portions, the shell (1) is provided with second connecting portions corresponding to the first connecting portions, and the sound baffle plate (4) is connected to the shell (1) at intervals through the cooperation of the first connecting portions and the second connecting portions.

7. The Bluetooth sound box with the stereo sound effect according to claim 1, wherein an assembly port (102) is formed in the top of the shell (1), a light-transmitting cover (12) which is flush with the assembly port (102) or protrudes outwards from the assembly port (102) is arranged in the assembly port (102), and an infrared emission plate (13) is arranged below the light-transmitting cover (12).

8. A Bluetooth sound box with stereo sound effect according to claim 1 is characterized in that the top of the shell (1) is provided with a groove (103) along the length direction, wherein one groove wall of the groove (103) is provided with an atmosphere lamp band (14) irradiating towards the back side of the shell (1).

9. The Bluetooth sound box with the stereo sound effect according to claim 5, wherein a control circuit board (15) connected with the main control board (3) is arranged in the supporting boss (10), and a control button (16) or a control button and a display screen which are arranged on the front end wall of the supporting boss (10) are arranged on the control circuit board (15).

10. The Bluetooth sound box with the stereo sound effect according to claim 1, wherein a power connector (17) is arranged on the shell (1), and the power connector (17) is electrically connected with a main controller; the shell (1) is internally provided with a storage battery (18), the storage battery (18) is electrically connected with the main control, and the storage battery (18) can be charged through a power connector (17).