CN219740556U - Sound box with multi-sound-cavity structure - Google Patents

Abstract

The utility model relates to the technical field of sound boxes, in particular to a sound box with a multi-sound-cavity structure; including being triangular prism shape structure's audio amplifier casing, still include high pitch unit, midrange unit, bass unit and spacing subassembly, the inside of audio amplifier casing is separated into three independent high pitch chamber, midrange chamber and bass chamber by three division board, high pitch unit, midrange unit and bass unit respectively for but audio amplifier casing rotation angle. According to the utility model, the high-pitch sound cavity, the middle-pitch sound cavity and the low-pitch sound cavity are arranged, and the relatively independent sound cavities are respectively configured for the high-pitch unit, the middle-pitch unit and the low-pitch unit, so that the acoustic wave interference and offset between the loudspeakers can be eliminated; the high-pitch unit, the middle-pitch unit and the low-pitch unit can rotate relative to the loudspeaker box shell respectively and are provided with the limiting component, so that the sound radiation angles of the high-pitch unit, the middle-pitch unit and the low-pitch unit can be adjusted according to requirements, and the sound radiation angles are very convenient to adjust and good in adjustability and flexibility.

Description

Sound box with multi-sound-cavity structure

Technical Field

The utility model relates to the technical field of sound boxes, in particular to a sound box with a multi-sound-cavity structure.

Background

The sound box is a device capable of converting an audio signal into sound, and generally speaking, the sound box is a device which is provided with a power amplifier in a box body of a sound box main body or a bass box body, the audio signal is amplified, the sound is played back by the sound box, so that the sound is amplified, and the sound box is an extremely important component part of a sound box system and is responsible for converting an electric signal into an acoustic signal for direct listening of ears of people.

In the related art, for example, patent CN202222348726.7 discloses a multi-cavity sound box imitating a formic-nest structure, which separates a plurality of sound cavities in a sound box shell through a guide component, can communicate between the audios, fuses the sounds of each audio, improves the sound quality of the sound box, but two or more of the sound cavities are shared, and are influenced by the structural precision of the sound cavities and the assembly quality of the loudspeakers, sound waves emitted by the two loudspeakers and a sound insulation board matched with the two loudspeakers in the sound cavities possibly interfere and offset each other, and the sound box is characterized by unclear sound quality, poor stereo effect and poor low sound quality, and overcomes the problems only from the structural precision of the sound cavities and the assembly quality of the loudspeakers, so that the production cost is greatly increased, the production efficiency is limited, the sound box can only radiate the sound in a certain specific direction, the requirements of different directions cannot be met, and the adjustability and the flexibility are poor. In order to pursue better effects, it is necessary to develop and implement a sound box of a new structure to meet market demands.

Therefore, the loudspeaker box with the multi-sound-cavity structure is provided.

Disclosure of Invention

The utility model aims to provide a sound box with a multi-sound-cavity structure, wherein relatively independent sound cavities are respectively configured for a high-sound unit, a medium-sound unit and a low-sound unit so as to eliminate the mutual sound wave interference and offset of loudspeakers; and the sound radiation angles of the high-pitch unit, the medium-pitch unit and the low-pitch unit are adjustable, and the adjustability and the flexibility are good.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a sound box of many sound cavity structures, is including being the audio amplifier casing of triangular prism structure, still includes high pitch unit, midrange unit, bass unit and spacing subassembly, the inside of audio amplifier casing is separated into three independent high pitch chamber, midrange chamber and bass chamber by three division board, high pitch unit, midrange unit and bass unit movable mounting respectively in corresponding high pitch chamber, midrange chamber and bass intracavity, high pitch unit, midrange unit and bass unit respectively for audio amplifier casing rotatable angle, the spacing recess has all been seted up to one side that the audio amplifier casing corresponds Gao Yinyin chamber, midrange chamber, bass chamber, every be equipped with spacing subassembly after rotating high pitch unit or midrange unit or bass unit in the spacing recess.

Specifically, the inside in Gao Yinyin chamber, midrange sound chamber and bass sound chamber all is equipped with the mounting bracket, one side of high pitch unit, midrange unit and bass unit is connected on the mounting bracket in corresponding sound chamber through the pivot rotation respectively, and the other end is fixedly connected with rotary rod respectively.

Specifically, the rotary rod runs through the audio amplifier casing and extends to in the spacing recess, one side that the rotary rod runs through the audio amplifier casing is provided with the external screw thread section, spacing subassembly includes spacing thread bush and spacing knob soon, spacing thread bush external fixation installs spacing knob soon, spacing thread bush threaded connection is on the external screw thread section of rotary rod.

Specifically, still include the rubber circle, the rubber circle cup joints on one side that the rotary rod runs through the audio amplifier casing, and the rubber circle sets up between spacing recess lateral wall and spacing thread bush, the butt joint recess has still been seted up to one side that the rubber circle corresponds spacing thread bush.

Specifically, the loudspeaker box comprises a loudspeaker box shell, and also comprises a chassis, wherein the chassis is of a sucker structure, and the loudspeaker box shell is fixedly connected with the chassis.

The beneficial effects of the utility model are as follows:

according to the utility model, the high-pitch sound cavity, the middle-pitch sound cavity and the low-pitch sound cavity are arranged, and the relatively independent sound cavities are respectively configured for the high-pitch unit, the middle-pitch unit and the low-pitch unit, so that the acoustic interference and offset between the loudspeakers can be eliminated, and the sound effects of clearer tone quality and better stereo effect are obtained; the high-pitch unit, the middle-pitch unit and the low-pitch unit can rotate relative to the loudspeaker box shell respectively and are provided with the limiting component, the sound radiation angles of the high-pitch unit, the middle-pitch unit and the low-pitch unit can be adjusted according to requirements, the structure is simple, the adjustment is very convenient, the sound radiation angles of the loudspeaker box are multidirectional, and the adjustability and the flexibility are good.

Drawings

Fig. 1 is a schematic structural diagram of a sound box with a multi-sound-cavity structure according to an embodiment of the present utility model;

FIG. 2 is a side view of a loudspeaker with a multi-cavity structure according to an embodiment of the present utility model;

fig. 3 is a top view of an interior of a sound box with a multi-cavity structure according to an embodiment of the present utility model.

In the figure: chassis 1, audio amplifier casing 2, high sound unit 3, midrange unit 4, bass unit 5, spacing recess 6, rotary rod 7, spacing knob 8, rubber circle 9, division board 10, high sound chamber 11, midrange sound chamber 12, bass sound chamber 13, mounting bracket 14, pivot 15, spacing thread bush 16.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a sound box with a multi-sound-cavity structure comprises a sound box shell 2 with a triangular prism structure, and further comprises a high-sound unit 3, a middle sound unit 4, a low sound unit 5 and a limiting component, wherein the interior of the sound box shell 2 is divided into three independent high-sound cavities 11, 12 and 13 by three partition boards 10, the high-sound unit 3, the middle sound unit 4 and the low sound unit 5 are respectively movably arranged in the corresponding high-sound cavities 11, 12 and 13, the high-sound unit 3, the middle sound unit 4 and the low sound unit 5 are respectively rotatable relative to the sound box shell 2, one sides of the sound box shell 2 corresponding to the high-sound cavities 11, 12 and 13 are respectively provided with a limiting groove 6, and each limiting groove 6 is internally provided with a limiting component for limiting the high-sound unit 3 or the middle sound unit 4 or the low sound unit 5 after rotating.

In this embodiment, the sound box housing 2 according to the present utility model has a triangular prism structure, and the three sides of the triangular prism structure of the sound box housing 2 are respectively provided with a high-pitch unit 3, a middle-pitch unit 4 and a low-pitch unit 5, and the interior of the sound box housing 2 is provided with three partition boards 10 that divide the interior of the sound box housing 2 into three independent spaces so as to implement three independent high-pitch chambers 11, middle-pitch chambers 12 and low-pitch chambers 13 in the interior of the sound box housing 2, and the high-pitch unit 3, the middle-pitch unit 4 and the low-pitch unit 5 are respectively correspondingly installed in the Gao Yinyin chambers 11, the middle-pitch chambers 12 and the low-pitch chambers 13; through setting up high sound chamber 11, midrange sound chamber 12 and bass sound chamber 13, dispose relatively independent sound chamber for high sound unit 3, midrange sound unit 4 and bass unit 5 respectively, can eliminate the sound wave interference between loudspeaker each other, offset, obtained sound quality that is clearer, the audio effect of stereo effect of better.

In this embodiment, the Gao Yinyin cavities 11, the midrange cavities 12 and the bass cavities 13 are provided with mounting frames 14, one sides of the high-pitched units 3, the midrange units 4 and the bass units 5 are respectively connected to the mounting frames 14 corresponding to the corresponding cavities in a rotating manner through rotating shafts 15, and the other ends of the high-pitched units 3, the midrange units 4 and the bass units 5 are respectively and fixedly connected with rotating rods 7; the rotary rod 7 penetrates through the sound box shell 2 and extends into the limiting groove 6, an external thread section is arranged on one side of the rotary rod 7 penetrating through the sound box shell 2, the limiting assembly comprises a limiting thread sleeve 16 and a limiting rotary handle 8, the limiting thread sleeve 16 is fixedly arranged on the limiting rotary handle 8 outside, and the limiting thread sleeve 16 is in threaded connection with the external thread section of the rotary rod 7.

In this embodiment, by rotating the rotating rod 7, the high-pitch cavity 11 or the middle-pitch cavity 12 or the low-pitch cavity 13 thereon can be driven to rotate, so that the sound radiation angle of the high-pitch unit 3 or the middle-pitch unit 4 or the low-pitch unit 5 can be adjusted, and when the sound radiation angle is required to be limited and fixed, only the limiting knob 8 is required to be screwed, so that the limiting threaded sleeve 16 moves along the rotating rod 7 to a side close to the sound box shell 2, and the limiting threaded sleeve 16 is screwed to realize the limiting and fixing of the rotating rod 7; when the sound radiation angle needs to be adjusted, the limiting threaded sleeve 16 can be unscrewed, and the sound radiation angle adjustment of the corresponding high-pitch unit 3 or the middle-pitch unit 4 or the low-pitch unit 5 can be realized by rotating the rotating rod 7 in the forward and reverse directions.

In this embodiment, the sound box further comprises a rubber ring 9, the rubber ring 9 is sleeved on one side of the rotating rod 7 penetrating through the sound box housing 2, the rubber ring 9 is arranged between the side wall of the limit groove 6 and the limit threaded sleeve 16, and a butt joint groove (not shown) is further formed in one side of the rubber ring 9 corresponding to the limit threaded sleeve; the friction resistance of the limit thread bush 16 is increased, and the condition that the limit thread bush 16 is loosened is avoided; by arranging the butt joint groove, a part section of the limit thread sleeve 16 facing one side of the butt joint groove can extend into the butt joint groove in the screwing process of the limit thread sleeve 16, and the friction resistance of the limit thread sleeve 16 is further improved.

In this embodiment, the loudspeaker further comprises a chassis 1, the chassis 1 is of a sucking disc structure, and the loudspeaker housing 2 is fixedly connected with the chassis 1; through setting up the chassis 1 of sucking disc structure, can compatible multiple installation environment under the demand.

The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application date or before the priority date, can know all the prior art in the field, and has the capability of applying the conventional experimental means before the date, and a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present utility model, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (5)

1. The utility model provides a sound box of many sound cavity structures, includes the sound box casing that is triangular prism shape structure, its characterized in that still includes high sound unit, midrange unit, bass unit and spacing subassembly, the inside of sound box casing is separated into three independent high sound cavity, midrange cavity and bass cavity by three division board, high sound unit, midrange unit and bass unit movable mounting respectively in corresponding high sound cavity, midrange cavity and bass intracavity, high sound unit, midrange unit and bass unit respectively for the rotatable angle of sound box casing, spacing recess has all been seted up to one side that the sound box casing corresponds Gao Yinyin chamber, midrange cavity, bass cavity, spacing subassembly of spacing after every be equipped with high sound unit or midrange unit or bass unit rotation in the spacing recess.

2. The sound box with the multi-sound-cavity structure according to claim 1, wherein the inner parts of the Gao Yinyin cavity, the midrange sound cavity and the bass sound cavity are respectively provided with a mounting frame, one sides of the high-sound unit, the midrange sound unit and the bass sound unit are respectively connected to the mounting frames of the corresponding sound cavities through rotating shafts in a rotating mode, and the other ends of the high-sound unit, the midrange sound unit and the bass sound unit are respectively fixedly connected with rotating rods.

3. The sound box with the multi-sound-cavity structure according to claim 2, wherein the rotary rod penetrates through the sound box shell and extends into the limiting groove, an external thread section is arranged on one side of the rotary rod penetrating through the sound box shell, the limiting assembly comprises a limiting thread sleeve and a limiting rotary handle, the limiting rotary handle is fixedly arranged outside the limiting thread sleeve, and the limiting thread sleeve is in threaded connection with the external thread section of the rotary rod.

4. The sound box with the multi-sound-cavity structure according to claim 3, further comprising a rubber ring, wherein the rubber ring is sleeved on one side of the rotating rod penetrating through the sound box shell, the rubber ring is arranged between the side wall of the limit groove and the limit threaded sleeve, and a butt joint groove is further formed in one side of the rubber ring corresponding to the limit threaded sleeve.

5. The loudspeaker box with the multi-sound-cavity structure according to claim 1, further comprising a chassis, wherein the chassis is of a sucker structure, and the loudspeaker box shell is fixedly connected with the chassis.