CN221354455U

CN221354455U - Horn module with built-in horn sound cavity

Info

Publication number: CN221354455U
Application number: CN202323316869.0U
Authority: CN
Inventors: 顾忠文
Original assignee: Shenzhen Chenhao Electroacoustic Electronics Co ltd
Current assignee: Shenzhen Chenhao Electroacoustic Electronics Co ltd
Priority date: 2023-12-06
Filing date: 2023-12-06
Publication date: 2024-07-16
Anticipated expiration: 2033-12-06

Abstract

The utility model belongs to the technical field of loudspeaker modules, in particular to a loudspeaker module with a built-in loudspeaker sound cavity, aiming at the problems of noise and single performance in the background technology, the utility model provides the following scheme. According to the utility model, the sound purifying module is arranged in the device, the filter capacitor and the potentiometer are added, the filter capacitor can effectively remove noise, the knob on the potentiometer is rotated to uniformly adjust the volume, the sound quality of sound transmission is greatly improved, the sound channel adjusting module is arranged in the device and can be connected with the mute switch, and the left and right sound channels are adjusted by the mutual cooperation of the sound channel adjusting capacitor, the right sound channel adjuster and the left sound channel adjuster, so that the device has one-key mute, multiple functions and high practicability.

Description

Horn module with built-in horn sound cavity

Technical Field

The utility model relates to the technical field of loudspeaker modules, in particular to a loudspeaker module with a built-in loudspeaker sound cavity.

Background

The loudspeaker module is an important acoustic component of the portable electronic equipment, is used for completing the conversion of electric signals and acoustic signals, is an energy conversion device, and is smaller and smaller in mobile communication portable electronic equipment and higher in requirements on the size and the sound effect of the miniature electroacoustic device under the background of rapid development of electronic technology.

First, the variety of speakers is large, but in actual playback, there is a certain noise, and the noise and playback content are mixed together to affect sound quality.

In addition, although general speakers have various performances in terms of structure, they have single performance in terms of actual functions and have low practicality.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the loudspeaker module with the built-in loudspeaker sound cavity, which overcomes the defects of the prior art and effectively solves the problems of noise and single performance.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The loudspeaker module with the built-in loudspeaker sound cavity comprises a butt joint pipe, wherein a fixing frame is welded on the inner wall of the butt joint pipe, a sound purifying module is arranged on one side of the outer wall of the top of the fixing frame, and a filter capacitor and a potentiometer are arranged in the sound purifying module;

The opposite side of mount top outer wall is provided with the sound channel adjustment module, and the sound channel adjustment module includes symmetrical distribution's sound channel adjustment electric capacity, right channel regulator and left channel regulator, the butt joint pipe passes through bolt fixedly connected with top disk, and top disk one side outer wall installs silence switch, top disk top inner wall passes through bolt fixedly connected with speaker module.

Preferably, the outer wall of the bottom of the butt joint pipe is fixedly connected with a chassis through bolts, and the outer wall of the bottom of the chassis is welded with a base.

Preferably, a fan is arranged in the base, and ventilation holes distributed at equal intervals are formed in the side wall of the top plate.

Preferably, a control chip is arranged between the sound purifying module and the sound adjusting module on the top outer wall of the fixing frame.

Preferably, the outer wall of the top disc is adhered with a dust screen.

Preferably, the sound channel adjusting module is connected with the mute switch through a signal wire.

The beneficial effects of the utility model are as follows:

1. According to the loudspeaker module with the built-in loudspeaker sound cavity, the sound purifying module is arranged in the device, the filter capacitor and the potentiometer are added, the filter capacitor can effectively remove noise, the knob on the potentiometer is rotated to uniformly adjust the volume, and the sound quality of sound transmission is greatly improved;

2. The loudspeaker module in built-in loudspeaker sound chamber of this design has installed the sound channel adjustment module at the internally mounted of device, and sound channel adjustment module can be connected with silence switch, adjusts electric capacity, right channel regulator and left channel regulator's mutually supporting under the sound channel, adjusts from taking left and right channel, and a key silence, and the function is diversified, and the practicality is strong.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a speaker module with a built-in speaker cavity according to the present utility model;

Fig. 2 is a split schematic diagram of the overall structure of a speaker module with a built-in speaker cavity according to the present utility model;

Fig. 3 is a schematic diagram of the internal structure of a butt joint tube of a speaker module with a built-in speaker cavity according to the present utility model.

In the figure: 1. a butt joint pipe; 2. a fixing frame; 3. a sound purifying module; 4. a filter capacitor; 5. a potentiometer; 6. a sound channel adjusting module; 7. a sound channel adjusting capacitor; 8. a right channel adjuster; 9. a left channel adjuster; 10. a top plate; 11. a mute switch; 12. a speaker module; 13. a chassis; 14. a base; 15. a fan; 16. ventilation holes; 17. and a control chip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

1-3, A loudspeaker module with a built-in loudspeaker sound cavity comprises a butt joint pipe 1, a fixing frame 2 is welded on the inner wall of the butt joint pipe 1, a sound purifying module 3 is arranged on one side of the outer wall of the top of the fixing frame 2, and a filter capacitor 4 and a potentiometer 5 are arranged in the sound purifying module 3.

In this embodiment, the inside of the device is provided with the sound purifying module 3, the filter capacitor 4 and the potentiometer 5 are added, the filter capacitor 4 can effectively remove noise, the knob on the potentiometer 5 is rotated to uniformly adjust the volume, and the tone quality of sound transmission is greatly improved.

Referring to fig. 1-3, in a speaker module with a built-in speaker cavity, a sound channel adjusting module 6 is disposed on the other side of the top outer wall of a fixing frame 2, the sound channel adjusting module 6 includes a sound channel adjusting capacitor 7, a right sound channel adjuster 8 and a left sound channel adjuster 9 which are symmetrically distributed, a butting tube 1 is fixedly connected with a top plate 10 through bolts, a mute switch 11 is mounted on the outer wall of one side of the top plate 10, and the inner wall of the top plate 10 is fixedly connected with a speaker module 12 through bolts.

In this embodiment, the channel adjusting module 6 is installed inside the device, the channel adjusting module 6 can be connected with the mute switch 11, and the left and right channels are adjusted by the mutual cooperation of the channel adjusting capacitor 7, the right channel adjuster 8 and the left channel adjuster 9, so that one key is mute, the functions are diversified, and the practicability is strong.

Referring to fig. 1, the outer wall of the bottom of the butt joint pipe 1 is fixedly connected with a chassis 13 through bolts, and the outer wall of the bottom of the chassis 13 is welded with a base 14.

Referring to fig. 1-2, a fan 15 is installed inside the base 14, and ventilation holes 16 are formed in the side wall of the top plate 10 at equal intervals.

Referring to fig. 2, a control chip 17 is installed on the top outer wall of the fixing frame 2 between the sound purifying module 3 and the sound adjusting module 6.

Referring to fig. 1, a dust screen is adhered to the outer wall of the top tray 10.

Referring to fig. 1-2, the connection between the channel adjusting module 6 and the mute switch 11 is through a signal line.

Working principle: the device shell mainly comprises a top disc 10, a butt joint pipe 1 and a chassis 13 from top to bottom, wherein a loudspeaker module 12 is arranged on the inner wall of the top disc 10, a sound purifying module 3, a sound channel adjusting module 6 and a control chip 17 are arranged in the butt joint pipe 1, a filter capacitor 4 and a potentiometer 5 are arranged in the sound purifying module 3, the filter capacitor 4 can effectively remove noise, a knob on the rotary potentiometer 5 can uniformly adjust the volume, a sound channel adjusting capacitor 7, a right sound channel adjuster 8 and a left sound channel adjuster 9 are arranged in the sound channel adjusting module 6, left and right sound channels are adjusted, the sound channel adjusting module 6 can be connected with a mute switch 11, a fan 15 is arranged in the base 14 at the bottom of the chassis 13, and the fan 15 can cool the loudspeaker module 12.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The loudspeaker module with the built-in loudspeaker sound cavity comprises a butt joint pipe (1), and is characterized in that a fixing frame (2) is welded on the inner wall of the butt joint pipe (1), a sound cleaning module (3) is arranged on one side of the outer wall of the top of the fixing frame (2), and a filter capacitor (4) and a potentiometer (5) are arranged in the sound cleaning module (3);

the opposite side of mount (2) top outer wall is provided with sound track adjustment module (6), and sound track adjustment module (6) are including symmetrical distribution's sound track adjustment electric capacity (7), right channel regulator (8) and left channel regulator (9), butt joint pipe (1) are through bolt fixedly connected with roof-plate (10), and roof-plate (10) one side outer wall installs silence switch (11), roof-plate (10) top inner wall is through bolt fixedly connected with speaker module (12).

2. The loudspeaker module with the built-in loudspeaker sound cavity according to claim 1, wherein the bottom outer wall of the butt joint pipe (1) is fixedly connected with a chassis (13) through bolts, and the bottom outer wall of the chassis (13) is welded with a base (14).

3. The speaker module with the built-in speaker cavity according to claim 2, wherein a fan (15) is installed in the base (14), and ventilation holes (16) distributed equidistantly are formed in the side wall of the top plate (10).

4. A loudspeaker module with a built-in loudspeaker cavity according to claim 1, characterized in that a control chip (17) is mounted between the sound cleaning module (3) and the sound adjusting module (6) on the top outer wall of the fixing frame (2).

5. The loudspeaker module with the built-in loudspeaker sound cavity according to claim 1, wherein a dust screen is adhered to the top outer wall of the top disc (10).

6. The loudspeaker module with the built-in loudspeaker sound cavity according to claim 1, wherein the sound channel adjusting module (6) is connected with the mute switch (11) through a signal wire.