CN205336515U

CN205336515U - Integral type audio amplifier

Info

Publication number: CN205336515U
Application number: CN201521071487.9U
Authority: CN
Inventors: 赖信; 万祥
Original assignee: TCL Tongli Electronics Huizhou Co Ltd
Current assignee: TCL Tongli Electronics Huizhou Co Ltd
Priority date: 2015-12-17
Filing date: 2015-12-17
Publication date: 2016-06-22
Anticipated expiration: 2025-12-17

Abstract

The utility model discloses an integral type audio amplifier, including interconnect's last accommodation chamber and lower accommodation chamber, wherein, the bottom of going up the accommodation chamber is equipped with a sound outlet, upward is equipped with the first speaker of installation to a sound outlet in the accommodation chamber, down the accommodation chamber lies in the below of accommodation chamber, is equipped with the baffle of being connected with the lateral wall that descends the accommodation chamber in the lower accommodation chamber, and the baffle will descend the inner chamber of accommodation chamber to cut apart into a plurality of cavities, and the lateral wall of every cavity accommodation chamber under division all is equipped with the 2nd sound outlet, is equipped with the second speaker of installation to the 2nd sound outlet in every cavity, the relative just interval with the top of lower accommodation chamber in bottom of going up the accommodation chamber sets up for between the top of the bottom of going up the accommodation chamber and accommodation chamber down, form the play sound clearance for the sound propagation, the audio frequency of first speaker is different with the audio frequency of second speaker. The utility model discloses an integral type stereo set, compact structure not only can also provide the stereo of all -round, no dead angle for the user.

Description

Integrated sound box

Technical field

This utility model relates to technology for loudspeaker box field, particularly to a kind of integrated sound box。

Background technology

Existing detachable speaker box adds form that two secondary audio amplifiers (or being called satellite box) arrange in pairs or groups to realize 2.1CH audio fruit generally by main sound box, and two secondary audio amplifiers are connected with main sound box with electric wires respectively, therefore there is volume greatly, connect up problem assorted in a jumble。Meanwhile, the speaker of these audio amplifiers has directivity, and putting position is restricted, and can not reach 360 degree of stereo-circulation audios。Therefore, audio amplifier on the market can not meet the defect of user flexibility allocation space。

Utility model content

Main purpose of the present utility model is to provide a kind of integrated sound box, it is desirable to provide a kind of compact conformation, and the comprehensive diffusion type audio amplifier of full range。

For achieving the above object, the integrated sound box that the utility model proposes includes interconnective upper accommodation chamber and lower accommodation chamber, wherein,

Described lower accommodation chamber is positioned at the lower section of described upper accommodation chamber, the dividing plate that the sidewall with described lower accommodation chamber is connected it is provided with in described lower accommodation chamber, the lumen segmentation of described lower accommodation chamber is become multiple chamber by described dividing plate, each described chamber is opened at the sidewall of described lower accommodation chamber and is equipped with the second sound mouth, is provided with the second speaker being mounted to described second sound mouth in each described chamber；

And the top of described lower accommodation chamber is relative and interval is arranged in the bottom of described upper accommodation chamber so that between bottom and the top of described lower accommodation chamber of described upper accommodation chamber, is formed and goes out tonal gap in order to sound transmission；

The audio frequency of described first speaker is different from the audio frequency of described second speaker。

Preferably, described upper accommodation chamber is connected by dowel with described lower accommodation chamber, and one end of described dowel is connected to the bottom of described upper accommodation chamber, the other end is connected to the top of described lower accommodation chamber。

Preferably, described first speaker is bass horn, described second speaker is loudspeaker, it is also equipped with in described upper accommodation chamber being positioned at the phase-reversing tube above described first speaker, one end of described phase-reversing tube appears from the sidewall of described upper accommodation chamber and communicates with the external world, and the other end is positioned at the inside of described upper accommodation chamber。

Preferably, described upper accommodation chamber includes the sleeve that is connected with described lower accommodation chamber and the upper cover with described sleeve connection, and described first speaker is placed in described sleeve, and described phase-reversing tube is placed in described upper cover。

Preferably, the inwall of described sleeve is provided with reinforcement。

Preferably, described lower accommodation chamber is partitioned into four described chambers so that four described second sound mouth uniform ring are distributed in the sidewall of described lower accommodation chamber by described dividing plate。

Preferably, the top of described lower accommodation chamber is provided with the spherical relative with described first sound mouth, and described spherical is in order to reflect sound。

Preferably, described second speaker is provided with the shirt rim that the outer ledge with described second sound mouth overlaps, and described shirt rim is fixed by screw and described lower accommodation chamber。

Preferably, also including the diffusion circle spreading sound, described diffusion circle covers at described second sound mouth。

Preferably, the bottom of described lower accommodation chamber is provided with cushion pad。

Technical solutions of the utility model, by arranging upper and lower spaced upper accommodation chamber and lower accommodation chamber, make the compact conformation of audio amplifier, volume reduce on the basis meet audio。Meanwhile, the speaker of different audio frequency is installed in two different accommodation chambers so that this function of loudspeaker box is more comprehensively, it is possible to meet stereophonic effect。

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to the structure according to these accompanying drawings obtains other accompanying drawing。

Fig. 1 is the structural representation of this utility model integrated sound box one embodiment；

Fig. 2 is the structural representation of another angle of integrated sound box in Fig. 1；

Fig. 3 is the sectional view in Fig. 2 along A-A direction；

Fig. 4 is the structural representation of the another angle of integrated sound box in Fig. 1；

Fig. 5 is the sectional view in Fig. 4 along B-B direction；

Fig. 6 is the sectional view in Fig. 4 along C-C direction；

Fig. 7 is the sectional view in Fig. 4 along D-D direction；

Fig. 8 is the decomposing schematic representation of integrated sound box in Fig. 1。

Drawing reference numeral illustrates:

Label	Title	Label	Title
				10	Upper accommodation chamber	11	First sound mouth
12	Paraphase hole	13	Sleeve pipe
				14	Reinforcement	15	Upper cover
20	First speaker
				30	Lower accommodation chamber	31	Second sound mouth
32	Dividing plate	33	Chamber
				34	Spherical	40	Second speaker
41	Shirt rim	50	Phase-reversing tube
				60	Dowel

The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing。

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments。Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection。

Need explanation, in this utility model embodiment, directional instruction (such as up, down, left, right, before and after ...) is only for explaining relative position relation between each parts, motion conditions etc. under a certain particular pose (as shown in drawings), if this particular pose changes, then directionality instruction also correspondingly changes therewith。

It addition, relate to the description of " first ", " second " etc. in this utility model only for descriptive purposes, and it is not intended that instruction or imply its relative importance or the implicit quantity indicating indicated technical characteristic。Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature。Additionally; technical scheme between each embodiment can be combined with each other; but must be based on those of ordinary skill in the art are capable of; when technical scheme combination occur conflicting maybe cannot realize time people should think that the combination of this technical scheme is absent from, also not this utility model require protection domain within。

The utility model proposes a kind of integrated sound box。

Referring to figs. 1 through 8, Fig. 1 is the structural representation of this utility model integrated sound box one embodiment, Fig. 2 is the structural representation of another angle of integrated sound box in Fig. 1, Fig. 3 is the sectional view in Fig. 2 along A-A direction, Fig. 4 is the structural representation of the another angle of integrated sound box in Fig. 1, and Fig. 5 is the sectional view in Fig. 4 along B-B direction, and Fig. 6 is the sectional view in Fig. 4 along C-C direction, Fig. 7 is the sectional view in Fig. 4 along D-D direction, and Fig. 8 is the decomposing schematic representation of integrated sound box in Fig. 1。

In this utility model embodiment, with reference to Fig. 1 and Fig. 8, this integrated sound box includes interconnective upper accommodation chamber 10 and lower accommodation chamber 30, wherein, the bottom of upper accommodation chamber 10 is provided with the first sound mouth 11, is provided with the first speaker 20 being mounted to the first sound mouth 11 in upper accommodation chamber 10；Lower accommodation chamber 30 is positioned at the lower section of accommodation chamber 10, the dividing plate 32 that the sidewall with lower accommodation chamber 30 is connected it is provided with in lower accommodation chamber 30, the lumen segmentation of lower accommodation chamber 30 is become multiple chamber 33 by dividing plate 32, each chamber 33 is opened at the sidewall of lower accommodation chamber 30 and is equipped with the second sound mouth 31, is provided with the second speaker 40 being mounted to the second sound mouth 31 in each chamber 33；And the top of lower accommodation chamber 30 is relative and interval is arranged in the bottom of upper accommodation chamber 10 so that between bottom and the top of lower accommodation chamber 30 of upper accommodation chamber 10, is formed and goes out tonal gap in order to sound transmission；The audio frequency of the first speaker 20 and the audio frequency of the second speaker 40 are different。

Specifically, the first speaker 20 is installed in upper accommodation chamber 10, the second speaker 40 is installed in each chamber 33, and the audio frequency of the audio frequency of the first speaker 20 and the first speaker 20 differs。Such as, the first speaker 20 is bass horn, and the second speaker 40 is loudspeaker；Or, the first speaker 20 is loudspeaker, and the second speaker 40 is mediant trumpet；Or, the first speaker 20 is mediant trumpet, and the second speaker 40 is loudspeaker；The audio frequency of the first speaker 20 and the second speaker 40 is only needed to differ。

Owing to the first sound mouth 11 is arranged at the bottom of upper accommodation chamber 10, therefore, lower accommodation chamber 30 needs and is separated out space between upper accommodation chamber 10, and what this space formed the first speaker 20 goes out tonal gap。In the present embodiment, upper accommodation chamber 10 is coaxially disposed with lower accommodation chamber 30, is possible not only to the more compact structure so that audio amplifier, moreover it is possible to improve the synchronous effect of sound, be conducive to improving tonequality。And the top of lower accommodation chamber 30 is relative and interval is arranged in the bottom of upper accommodation chamber 10, thus forming out tonal gap。Second sound mouth 31 is arranged at the sidewall of lower accommodation chamber 30, and top and the bottom of lower accommodation chamber 30 all seal。With reference to Fig. 5 and Fig. 6, lower accommodation chamber 30 is partitioned into multiple chamber 33 by dividing plate 32, and each chamber 33 is designed with second sound mouth 31, and each second sound mouth 31 is respectively connected with a high-frequency horn。Multiple high-frequency horns can improve acoustical quality, realizes multi-faceted going out audio fruit simultaneously。This utility model, by arranging upper and lower spaced upper accommodation chamber 10 and lower accommodation chamber 30, makes the compact conformation of audio amplifier, volume reduce on the basis meet audio。By arranging two different accommodation chambers, in order to install the speaker of different audio frequency so that this function of loudspeaker box is more comprehensively, it is possible to meet stereophonic effect。

Further, upper accommodation chamber 10 is connected by dowel 60 with lower accommodation chamber 30, and one end of dowel 60 is connected to the bottom of accommodation chamber 10, the other end is connected to the top of lower accommodation chamber 30。

With reference to Fig. 3, stop area for the ease of arranging and reducing, the present embodiment connects upper accommodation chamber 10 and lower accommodation chamber 30 by dowel 60。Wherein the number of dowel 60 can be arranged according to the concrete structure of audio amplifier, is provided with eight equally distributed dowels 60, it is possible to meet requirement of strength and economy in the present embodiment simultaneously。Wherein this dowel 60 can be one-body molded with the housing of upper accommodation chamber 10 and lower accommodation chamber 30, it is simple to produces。Upper accommodation chamber 10 also includes the upper cover being connected with its housing, and phase-reversing tube 50 is installed in upper cover, and upper cover is being covered on housing, consequently facilitating assembling。

Further, first speaker 20 is bass horn, and the second speaker 40 is loudspeaker, is also equipped with being positioned at the phase-reversing tube 50 above the first speaker 20 in upper accommodation chamber 10, one end of phase-reversing tube 50 appears from the sidewall of upper accommodation chamber 10 and communicates with the external world, and the other end is positioned at the inside of accommodation chamber 10。

Phase inverted cabinet, also known as bass reflex formula audio amplifier, is currently used relatively broad a kind of audio amplifier。The theory of phase inverted cabinet is that A.L.Thuras put forward as far back as 1932；To nineteen fifty-two, B.N.Locanthi proposes the synergistic calculation of gas of vibrating diaphragm and paraphase hole, has promoted the development of phase inverted cabinet；And really allow phase inverted cabinet obtain the practical design of maturation, and it is that A.N.Tniele in 1961 uses the Novak simplified model determined, more careful has delivered many substantial methods for designing；And the full method of phase inverted cabinet is designed and also delivers the article more having actual property meaning by R.H.Small later。In the evolution of decades, phase inverted cabinet growing up gradually, referring to figs. 2 and 3, by installation phase-reversing tube 50 upper accommodation chamber 10 in the present embodiment, coordinate so that audio amplifier becomes phase inverted cabinet with bass horn。Wherein, phase-reversing tube 50 is made up of plastic material, it is possible to is divided into two parts and is produced by injection mo(u)lding, then connects into an entirety again through ultrasonic bond。The sidewall of upper accommodation chamber 10 is provided with paraphase hole, and this phase-reversing tube 50 is installed in accommodation chamber 10 and manifests the external world by this paraphase hole, to enable air to be entered in phase-reversing tube 50 by paraphase hole。

Preferably, upper accommodation chamber 10 includes the sleeve 13 being connected with lower accommodation chamber 30 and the upper cover 15 being connected with sleeve 13, and the first speaker 20 is placed in sleeve 13, and phase-reversing tube 50 is placed in upper cover 15。With reference to Fig. 8, upper accommodation chamber 10 includes the sleeve pipe 13 and the upper cover 15 that interconnect, and wherein, the bottom of sleeve pipe 13 is provided with the first sound mouth 11, and the sidewall of upper cover 15 is provided with paraphase hole 12, and sleeve pipe 13 and upper cover 15 enclose formation containing cavity。First speaker 20 is placed in sleeve 13, and is connected to the first sound mouth 11；Meanwhile, phase-reversing tube 50 is installed in upper cover 15, and one end of phase-reversing tube 50 is connected to paraphase hole 12, by coordinating of phase-reversing tube 50 and the first speaker 20, it is possible to strengthen bass effect, is conducive to improving the quality of audio amplifier。

Preferably, the inwall of sleeve 13 is provided with reinforcement 14。With reference to Fig. 8, the medial wall of sleeve pipe 13 is provided with to connect the reinforcement 14 with reinforcement structure intensity, and reinforcement 14 extends upwardly in upper cover 15。Can improve, by arranging reinforcement 14, the stability that upper cover 15 is connected with sleeve pipe 13, and structural strength can be improved。

Further, lower accommodation chamber is partitioned into four chambers 33 so that four the second sound mouth 31 uniform ring are distributed in the sidewall of lower accommodation chamber 30 by dividing plate 32。In Fig. 6, lower accommodation chamber 30 is partitioned into the chamber 33 that four sizes are identical up and down, and wherein, dividing plate 32 can be also used for reducing by four loudspeaker interfering with each other in lower accommodation chamber 30。With reference to Fig. 3 and Fig. 5, four the second sound mouth 31 uniform ring are distributed in the sidewall of lower accommodation chamber 30 so that integrated sound box of the present utility model realize 360 ° comprehensive go out sound, thus improving the quality of audio amplifier, simultaneously facilitating user and arbitrarily putting audio amplifier。

Further, lower accommodation chamber 30 is provided with the spherical 34 relative with the first sound mouth 11, and spherical 34 is in order to reflect sound。

With reference to Fig. 4 to Fig. 7, the top of lower accommodation chamber 30 raises up and forms spherical 34, and the position of this spherical 34 is corresponding with the first sound mouth 11 so that the sound wave propagated out from the first speaker 20 reflects through this spherical 34, thus playing the guiding role so that bass can comprehensive spread。

Owing to air-flow vibrations can be produced when audio amplifier works, it is preferable that be provided with the cushion pad for damping vibration in the bottom of lower accommodation chamber 30。This cushion pad can be made up of flexible materials such as sponge, rubber, leathers, and these texture material resilient flexibles are good, and light weight, will not too much increase the weight of audio amplifier simultaneously。This cushion pad can be connected to the bottom of lower accommodation chamber 30 by forms such as bonding, clampings。

Preferably, the bottom of lower accommodation chamber 30 is additionally provided with leg, also installs or fixing audio amplifier by arranging leg, makes to have between audio amplifier and installed surface gap by this leg simultaneously, also can reduce the air-flow vibrations impact on user。

Further, the second speaker 40 is provided with the shirt rim 41 that the outer ledge with the second sound mouth 31 overlaps, and shirt rim 41 is fixed with lower accommodation chamber 30 by screw。

With reference to Fig. 8, the bell-mouthed periphery of the second speaker 40 extends to form shirt rim 41, and shirt rim 41 is provided with screw hole, is provided with the installing hole suitable with screw hole with the sidewall of accommodation chamber 30 at present。Second speaker 40 is installed on the second sound mouth 31 and the outer ledge of its shirt rim 41 overlap joint and the second sound mouth 31, then passes through screw and makes it fix。It is connected by screw and can realize being fastenedly connected, it is prevented that affect audio fruit due to air-flow vibrations。In like manner, the first speaker 20 can also be connected by screw is fixing with upper accommodation chamber 10 with phase-reversing tube 50。

Preferably, integrated sound box also includes the diffusion circle (not shown) spreading sound, and diffusion circle covers at the second sound mouth 31。Diffusion circle is frame structure, by by diffusion circle noise and in the second sound mouth 31, it is possible to make the sound that high pressure loudspeaker send more concentrate, is conducive to improving the propagation efficiency of sound。Further, in the present embodiment, audio amplifier is provided with four loudspeakers towards different azimuth, sets diffusion circle can ensure that the propagation quality of sound by covering, thus improving the sound quality of audio amplifier。

The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every under inventive concept of the present utility model; utilize the equivalent structure transformation that this utility model description and accompanying drawing content are made, or directly/be indirectly used in other relevant technical fields and be included in scope of patent protection of the present utility model。

Claims

1. an integrated sound box, it is characterised in that include interconnective upper accommodation chamber and lower accommodation chamber, wherein,

The bottom of described upper accommodation chamber is provided with the first sound mouth, is provided with the first speaker being mounted to described first sound mouth in described upper accommodation chamber；

2. integrated sound box as claimed in claim 1, it is characterised in that described upper accommodation chamber is connected by dowel with described lower accommodation chamber, one end of described dowel is connected to the bottom of described upper accommodation chamber, the other end is connected to the top of described lower accommodation chamber。

3. integrated sound box as claimed in claim 1, it is characterized in that, described first speaker is bass horn, described second speaker is loudspeaker, it is also equipped with in described upper accommodation chamber being positioned at the phase-reversing tube above described first speaker, one end of described phase-reversing tube appears from the sidewall of described upper accommodation chamber and communicates with the external world, and the other end is positioned at the inside of described upper accommodation chamber。

4. integrated sound box as claimed in claim 3, it is characterized in that, described upper accommodation chamber includes the sleeve that is connected with described lower accommodation chamber and the upper cover with described sleeve connection, and described first speaker is placed in described sleeve, and described phase-reversing tube is placed in described upper cover。

5. integrated sound box as claimed in claim 4, it is characterised in that the inwall of described sleeve is provided with reinforcement。

6. integrated sound box as claimed in claim 1, it is characterised in that described lower accommodation chamber is partitioned into four described chambers by described dividing plate, so that four described second sound mouth uniform ring are distributed in the sidewall of described lower accommodation chamber。

7. integrated sound box as claimed in claim 1, it is characterised in that the top of described lower accommodation chamber is provided with the spherical relative with described first sound mouth。

8. integrated sound box as claimed in claim 1, it is characterised in that described second speaker is provided with the shirt rim that the outer ledge with described second sound mouth overlaps, and described shirt rim is fixed by screw and described lower accommodation chamber。

9. integrated sound box as claimed in claim 1, it is characterised in that also including the diffusion circle spreading sound, described diffusion circle covers at described second sound mouth。

10. integrated sound box as in one of claimed in any of claims 1 to 9, it is characterised in that the bottom of described lower accommodation chamber is provided with cushion pad。