CN202019429U - Portable loudspeaker box - Google Patents
Portable loudspeaker box Download PDFInfo
- Publication number
- CN202019429U CN202019429U CN2011201294112U CN201120129411U CN202019429U CN 202019429 U CN202019429 U CN 202019429U CN 2011201294112 U CN2011201294112 U CN 2011201294112U CN 201120129411 U CN201120129411 U CN 201120129411U CN 202019429 U CN202019429 U CN 202019429U
- Authority
- CN
- China
- Prior art keywords
- loudspeaker box
- casing
- fore shell
- portable loudspeaker
- phonating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a portable loudspeaker box, which comprises a rear casing, a front casing and a lateral cover. The rear surface of the rear casing is provided with a battery jar, the front surface of the front casing is an arc-shaped curved surface, one side of the front surface of the front casing concaves downwards to form a phonating groove, and the other side of the front surface of the front casing is arranged into an operational control area. The phonating groove is provided with two phonating openings in abreast mode, and the two phonating openings penetrate through the bottom of the phonating groove and the rear surface of the front casing. The operational control area is provided with liquid crystal display accommodating openings and press key openings which penetrate through the front surface of the front casing and the rear surface of the front casing and are used for mounting liquid crystal displays. The rear casing and the front casing are fixed together through screws, one end surface is provided with an opening, and the lateral cover covers on the opening. The portable loudspeaker box has the advantages of being good in playing sound effect, simple in structure, convenient to assemble, low in production cost and easy to popularize and apply.
Description
Technical field
The utility model relates to music equipment field, and it is good to relate more specifically to a kind of play sound effect, portable loudspeaker box simple in structure, easy to assembly, that low production cost is easy to apply.
Background technology
Continuous development along with science and technology, increasing video-audio playing system has appearred on the market, continuous maturation along with small-sized Play System technology, the portable loudspeaker box system that matches is also more and more, present popular portable loudspeaker box, exactly digital audio and video signals directly is input into audio amplifier from the USB mouth on the mainboard, again the D/A change-over circuit by built in sound box with signal processing after the audio amplifier of output again.The advantage that adopts USB speaker outwardly is to improve tonequality, because digital signal can not be interfered in transmission course, the degree of purity of signal is good, but the core of USB speaker is the D/A change-over circuit, and its conversion accuracy is very big to the performance impact of audio amplifier.The compact size of USB speaker is convenient for carrying, and dazzles cruel profile, modish fashion, and personalized collocation of colour, audio amplifier is fresh and clean.Integrate power amplifier, battery, twin loudspeaker, and this type of audio amplifier do not need long tone frequency channel wire, do not need external power supply, no matter be the pure and fresh rhythm as the high mountain and great rivers, still passionate DJ dance music can both drippingly extremely show to the greatest extent.
The portable loudspeaker box that occurs on the market is the fore shell that loudspeaker are positioned at audio amplifier mostly at present, so when the fore shell of portable loudspeaker box contacts with desktop or other objects, the just obvious variation of the audio of playing, because portable loudspeaker box in use, often all be to carry to play at any time to use, fore shell can touch other objects unavoidably, therefore influences the play sound effect of audio amplifier.
Therefore the portable loudspeaker box good, simple in structure, easy to assembly, that low production cost is easy to apply of needing a kind of play sound effect badly.
The utility model content
It is good that the purpose of this utility model provides a kind of play sound effect, portable loudspeaker box simple in structure, easy to assembly, that low production cost is easy to apply.
To achieve these goals, the technical scheme that the utility model provides is: a kind of portable loudspeaker box is provided, it comprises back cover, fore shell and side cover, offer battery case on the rear surface of described back cover, a curved surface that the front surface of described fore shell is curved and a side direction lower recess become out sound track, opposite side is arranged to operate the controlled area, describedly go out to be arranged side by side on the sound track two outlet sound mouths that run through the rear surface of described bottom that goes out sound track and fore shell, described operation controlled area is provided with the front surface that runs through described fore shell and the liquid crystal display socket and the button mouth that are used to install LCD of rear surface, described back cover and fore shell become together admittedly with screw, and an end face all forms opening, and described side cover is covered on the described opening.
Preferably, also include decoration, described decoration covers at and describedly goes out on the sound track and offer uniformly to run through the mesh-structured of described decoration upper surface and lower surface.Described decoration is set makes the utility model seem more elegant in appearance, and the described mesh-structured transmission sound that also can be good at allowing loudspeaker send arrives extraneous.
Preferably, also comprise cell through lid, described cell through lid is entrenched on the described battery case.
Compared with prior art, in the utility model portable loudspeaker box, the front surface of described fore shell is provided with out sound track.Even therefore the upper casing when the utility model audio amplifier contacts with external object, can not influence play sound effect yet.
By following description also in conjunction with the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used to explain embodiment of the present utility model.
Description of drawings
Fig. 1 is the front view of an embodiment of the utility model portable loudspeaker box.
Fig. 2 is the decomposition view of the utility model portable loudspeaker box.
Fig. 3 is a view of the fore shell of the utility model portable loudspeaker box.
Fig. 4 is a view of the back cover of the utility model portable loudspeaker box.
Fig. 5 is the structural representation of the cell through lid of the utility model portable loudspeaker box.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, the similar elements label is represented similar elements in the accompanying drawing.As mentioned above, as shown in Figures 1 and 2, the utility model provides portable loudspeaker box 100, it comprises back cover 10, fore shell 20 and side cover 50, offer battery case 11 (as shown in Figure 4) on the rear surface 10a of described back cover 10, a curved surface that the front surface 20a of described fore shell 20 is curved and a side direction lower recess become out sound track 21, opposite side is arranged to operate controlled area 22, describedly go out to be arranged side by side on the sound track 21 two outlet sound mouths 23 that run through the rear surface 20b of described bottom that goes out sound track 21 and fore shell 20, described operation controlled area 22 is provided with the front surface 20a that runs through described fore shell 20 and the liquid crystal display socket 24 and the button mouth 25 that are used to install LCD of rear surface 20b, described back cover 10 and fore shell 20 usefulness screws are fixed together, and an end face all forms opening 26, and described side cover 50 is covered on the described opening 26.
The preferably as shown in Figure 1, also includes decoration 30, and described decoration 30 covers at and describedly goes out on the sound track 21 and offer uniformly to run through the mesh-structured of described decoration 30 upper surfaces and lower surface.Described decoration 30 is set makes the utility model portable loudspeaker box 100 seem more elegant in appearance, and the described mesh-structured transmission sound that also can be good at allowing loudspeaker send arrives extraneous.
The preferably also comprises cell through lid 40 as Fig. 4, and described cell through lid 40 is entrenched on the described battery case 11.
In conjunction with Fig. 1-5, in the utility model portable loudspeaker box 100, the front surface 20a of described fore shell 20 is provided with out sound track 21.Even therefore the upper casing 20 when the utility model audio amplifier 100 contacts with external object, can not influence play sound effect yet.
Abovely the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to essence of the present utility model in conjunction with most preferred embodiment.
Claims (3)
1. portable loudspeaker box, it is characterized in that: comprise back cover, fore shell and side cover, offer battery case on the rear surface of described back cover, a curved surface that the front surface of described fore shell is curved and a side direction lower recess become out sound track, opposite side is arranged to operate the controlled area, describedly go out to be arranged side by side on the sound track two outlet sound mouths that run through the rear surface of described bottom that goes out sound track and fore shell, described operation controlled area is provided with the front surface that runs through described fore shell and the liquid crystal display socket and the button mouth that are used to install LCD of rear surface, described back cover and fore shell become together admittedly with screw, and an end face all forms opening, and described side cover is covered on the described opening.
2. portable loudspeaker box as claimed in claim 1 is characterized in that: also include decoration, described decoration covers at and describedly goes out on the sound track and offer uniformly to run through the mesh-structured of described decoration upper surface and lower surface.
3. portable loudspeaker box as claimed in claim 1 is characterized in that: also comprise cell through lid, described cell through lid is entrenched on the described battery case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201294112U CN202019429U (en) | 2011-04-27 | 2011-04-27 | Portable loudspeaker box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201294112U CN202019429U (en) | 2011-04-27 | 2011-04-27 | Portable loudspeaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202019429U true CN202019429U (en) | 2011-10-26 |
Family
ID=44813094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201294112U Expired - Fee Related CN202019429U (en) | 2011-04-27 | 2011-04-27 | Portable loudspeaker box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202019429U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014110732A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Loudspeaker |
| WO2014110860A1 (en) * | 2013-01-18 | 2014-07-24 | Liu Juntao | Arc-shaped loudspeaker |
| WO2014110858A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Arc-shaped loudspeaker |
-
2011
- 2011-04-27 CN CN2011201294112U patent/CN202019429U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014110732A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Loudspeaker |
| WO2014110858A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Arc-shaped loudspeaker |
| WO2014110860A1 (en) * | 2013-01-18 | 2014-07-24 | Liu Juntao | Arc-shaped loudspeaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20130427 |