CN202873012U - Sound box - Google Patents
Sound box Download PDFInfo
- Publication number
- CN202873012U CN202873012U CN 201220484253 CN201220484253U CN202873012U CN 202873012 U CN202873012 U CN 202873012U CN 201220484253 CN201220484253 CN 201220484253 CN 201220484253 U CN201220484253 U CN 201220484253U CN 202873012 U CN202873012 U CN 202873012U
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- CN
- China
- Prior art keywords
- piece
- back cover
- face
- audio amplifier
- edge
- 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 discloses a sound box. The sound box comprises a housing, and sound box components which are installed on the housing, wherein the housing is in an arc-shaped structure having a small upper end and a large lower end. Since the housing of the sound box is in an arc-shaped structure and has a small upper end and a large lower end, the sound box components can be mainly disposed in the lower end of the housing; since a portion of the upper end which is provided with no sound box components or relatively few sound box components is configured to be small, and a portion of the lower end which is mainly used for placing the sound box components is configured to be large, space in the upper end where no sound box components are placed is reduced; since the housing is in an arc-shaped structure, space in a cavity lower end is reduced to a large degree. With such arrangement, portions that are not needed can be cut out, and thus materials are saved and unnecessary waste is prevented, volume of the sound box is reduced, and the sound box is convenient to carry.
Description
Technical field
The utility model relates to the electronic product field, in particular, relates to a kind of audio amplifier.
Background technology
Player all is miniature, portative mostly in the prior art, for can be not with earphone or make the better effects if of listening, a lot of people select to use audio amplifier, along with people's demand audio amplifier is more and more microminiaturized, thereby is convenient for people to use and carries.Audio amplifier mainly comprises housing and is installed in the interior loudspeaker of housing, circuit board, tone frequency channel wire, audio jack, battery (or plug or jack of directly being connected with power supply) etc. that some audio amplifier also is provided with the speaker net for the protection of loudspeaker.Audio amplifier on the present market, the audio amplifier of picture cuboid, square, cylinder type, the cavity in its housing is larger, and the device of sound equipment shared space in cavity is very limited, thereby the sound equipment cavity is interior with regard to vacant a lot of useless spaces, so not only make the material that has increased audio amplifier and then cause waste, but also make the volume that has increased audio amplifier, thereby also be inconvenient to carry, especially for miniature loudspeaker box, in carrying process, volume is more large more not portable, needs improvement badly.
The utility model content
Technical problem to be solved in the utility model provides a kind of audio amplifier, and the formed cavity of this voice box casing takes up room little, and this audio amplifier is easy to carry.
The purpose of this utility model is achieved through the following technical solutions: a kind of audio amplifier, and comprise housing and be installed in audio amplifier device on the described housing, described housing is arc-shaped structure, the upper end is little, the lower end is large.
Preferably, described housing comprise face-piece, the back cover that is fixedly connected with face-piece and be connected with described face-piece, back cover respectively and by face-piece and the fixing drain pan of back cover.After being fixedly connected with, three housings just consist of a complete housing, in the middle of this housing, form the cavity that the upper end is little, the lower end is large, so just the audio amplifier device mainly can be installed in the cavity lower end, thereby reduce the space that the audio amplifier device is not placed in the audio amplifier upper end, and reduced to a great extent the space of cavity lower end, so not only saved material, avoided unnecessary waste, but also reduced the volume of audio amplifier, thereby conveniently used, be easy to carry.
Preferably, described face-piece, back cover all adopt the circular arc setting, described face-piece, the corresponding circle of back cover circular arc be middle male structure and from the edge gradually to convex, described face-piece and back cover are fixedly connected to form the cavity of a upper end bottom end opening little and that increase gradually downwards, and described drain pan seals described opening and fixed by described face-piece and back cover.Thicker that shell rim place and upper end can be arranged thinner, middle part and lower end arrange is set like this, thereby can further reduces the volume of voice box casing, thereby further realize material-saving and be easy to carry.
Preferably, described face-piece and back cover respectively are provided with two elongated strip projected parts on described opening part inner surface, form strip groove between described two strip projected parts, and described drain pan edge is provided with the drain pan convex edge, and described drain pan convex edge is placed in the described strip groove.The convex edge of adopting the strip groove on face-piece, the back cover to block on the drain pan is fixed drain pan, the drain pan edge can be placed between face-piece and the back cover and can not expose, and the Area comparison that strip groove and drain pan convex edge are fixed is large, thereby just can more firmly drain pan be fixed in face-piece and the back cover.
Preferably, described back cover is provided with a plurality of screw holes, and corresponding described screw hole position is provided with the screw hole post of same number on the described face-piece inner surface, and described face-piece and back cover are fixed by screw hole and screw hole post with screw.This is the fixing a kind of concrete mode of face-piece and back cover, is screwed more firm, and not fragile.
Preferably, described drain pan bottom surface is the ellipse that cuts two.Owing in face-piece, back cover and drain pan two ends contact position strip projected parts can not be set, in case strip projected parts is set or place the drain pan termination will produce between the two the space make fixing not firm, so just cut the two ends of drain pan, thereby can better drain pan be fixed in face-piece and the back cover.
Preferably, be provided with a loudspeaker sender on the described housing.Loudspeaker are installed in described loudspeaker sender place, and sound just can outwards be propagated.
Preferably, the face-piece convex edge of the oriented outer lug of edge that described face-piece outer surface is connected with back cover, there is the recessed seam of back cover of phase sunken inside in the edge that described back cover outer surface is connected with face-piece, and described face-piece convex edge is connected with the recessed seam of described back cover.This is a kind of concrete mode that face-piece is connected with the back cover edge, arranges like this to make face-piece and being connected of back cover edge more tight, fixing more firm, guarantees can not have between it space to occur.
Preferably, the back cover convex edge of the oriented outer lug of edge that described back cover outer surface is connected with face-piece, there is the recessed seam of face-piece of phase sunken inside in the edge that described face-piece outer surface is connected with back cover, and described back cover convex edge is connected with the recessed seam of described face-piece.This is the another kind of concrete mode that face-piece is connected with the back cover edge, can make equally face-piece and being connected of back cover edge more tight, fixing more firm, guarantees can not have between it space to occur.
Preferably, the number of described screw hole and described screw hole post all is five, four edges that each and every one lay respectively at described back cover, face-piece wherein, and another is positioned at its middle part.Go with five screws that fixedly face-piece and back cover can be more firm, because the audio amplifier device mainly is installed in the middle and lower part in the housing, just screw hole and screw hole post are arranged on back cover and face-piece edge for fear of running into the audio amplifier internal components as far as possible, not only can prevent well that like this screw from affecting the installation of audio amplifier internal components, but also can be well fixedly face-piece and back cover.
The utility model is because the housing of audio amplifier is set to arc-shaped structure, and the upper end is little, the lower end is large, the lower end that just the audio amplifier device mainly can be installed in the housing is set like this, the upper end is not placed or is placed little that the part of less audio amplifier device arranges, and large that the part of audio amplifier device arranges mainly placed in the lower end, thereby reduce the space that the audio amplifier device is not placed in the audio amplifier upper end; And housing is arc-shaped structure, thereby reduced to a great extent the space of cavity lower end; Arrange so just can directly remove those use less than part, and rationally utilize those parts of placing the audio amplifier device, thereby not only saved material, avoid unnecessary waste, but also reduced audio amplifier volume, be easy to carry.
Description of drawings
Fig. 1 is the shell structure schematic diagram of the utility model embodiment;
Fig. 2 is the shell structure schematic diagram of the utility model embodiment;
Fig. 3 is the back cover structure schematic diagram of the utility model embodiment;
Fig. 4 is the bottom case structure schematic diagram of the utility model embodiment.
Wherein: 2, face-piece; 3, back cover; 4, drain pan; 21, strip projected parts; 22, strip groove; 41, drain pan convex edge.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.
The utility model discloses a kind of audio amplifier, as shown in Figures 1 to 4, comprise housing and be installed in audio amplifier device on the described housing, described housing is arc-shaped structure, the upper end is little, the lower end is large, and the lower end just the audio amplifier device mainly can be installed in the housing is set like this, the upper end is not placed or placed part setting little of less audio amplifier device, and large that the part of audio amplifier device arranges mainly placed in the lower end, thereby reduce the space that the audio amplifier device is not placed in the audio amplifier upper end; And housing is arc-shaped structure, thereby reduced to a great extent the space of cavity lower end; Arrange so just can directly remove those use less than part, and rationally utilize those parts of placing the audio amplifier device, thereby not only saved material, avoid unnecessary waste, but also reduced audio amplifier volume, be easy to carry.
The back cover 3 that housing comprises face-piece 2, be fixedly connected with face-piece 2 and be connected with described face-piece 2, back cover 3 respectively and by the fixing drain pan 4 of face-piece 2 and back cover 3; Described face-piece 2, back cover 3 all adopt the circular arc setting, described face-piece 2, the corresponding circle of back cover 3 circular arcs be middle male structure and from the edge gradually to convex, described face-piece 2 is fixedly connected to form a little and downward gradually cavity of the bottom end opening of increase in upper end with back cover 3, and the described openings of described drain pan 4 sealings are also fixing by described face-piece 2 and back cover 3.Thicker that shell rim place and upper end can be arranged thinner, middle part and lower end arrange is set like this, thereby can further reduces the volume of voice box casing, thereby further realize material-saving and be easy to carry.
Extremely shown in Figure 4 such as Fig. 2, described back cover 3 is provided with a plurality of screw holes, corresponding described screw hole position is provided with the screw hole post of same number on described face-piece 2 inner surfaces, described face-piece 2 is fixed by screw hole and screw hole post with back cover 3 usefulness screws, and the number of described screw hole and described screw hole post all is five.In the present embodiment, go with five screws that fixedly face-piece 2 and back cover 3 are more firm, and not fragile, and screw hole, screw hole post have 4 edges that lay respectively at described back cover 3, face-piece 2, another is positioned at its middle part.Because the audio amplifier device mainly is installed in the middle and lower part in the housing, just screw hole and screw hole post are arranged on back cover 3 and face-piece 2 edges for fear of running into the audio amplifier internal components as far as possible, not only can prevent well that like this screw from affecting the installation of audio amplifier internal components, but also can be well fixedly face-piece 2 and back cover 3.As long as face-piece 2 and back cover 3 can be realized fixing, and can not have influence on miscellaneous part, the screw of other numbers also can, or to adopt other fixed forms also be feasible.
In the present embodiment, when described face-piece 2 is screwed with described back cover 3, two edges interconnect, the face-piece convex edge of the oriented outer lug of edge that described face-piece 2 outer surfaces are connected with back cover 3, there is the recessed seam of back cover of phase sunken inside in the edge that described back cover 3 outer surfaces are connected with face-piece 2, described face-piece convex edge is connected with the recessed seam of described back cover, so face-piece 2 just forms the recessed seam of face-piece of a depression at face-piece convex edge inner surface, equally, back cover 3 just forms a back cover convex edge at the recessed seam outer surface of back cover, thereby in connection procedure, described face-piece convex edge is enclosed within on the described back cover convex edge and the recessed seam close contact of back cover, the recessed seam close contact of described back cover convex edge and described face-piece, make face-piece 2 and back cover 3 integrated connections tightr by the tight socket between the convex edge, fixing more firm, and guarantee can between it, not have the space to occur.This is that face-piece 2 is connected a kind of concrete mode that the edge connects with back cover, certainly, the back cover convex edge is arranged on outer surface, and the face-piece convex edge is arranged on inner surface, this back cover convex edge is enclosed within effect is the same on this face-piece convex edge.
In the present embodiment, face-piece 2 is screwed the cavity that is connected to form a bottom end opening with back cover 3, drain pan 4 these openings of sealing, because face-piece 2 and back cover 3 all are arc-shaped structures, thereby formed opening is oval, so drain pan 4 bottom surfaces need corresponding described openings of sizes setting, thereby drain pan 4 just is arranged to ellipsoidal structure.Face-piece 2 and back cover 3 respectively are provided with two elongated strip projected parts 21 on described opening part inner surface, form strip groove 22 between described two strip projected parts 21, described drain pan 4 edges are provided with drain pan convex edge 41, described drain pan convex edge 41 is placed in the described strip groove 22, so face-piece 2, the drain pan convex edge 41 that strip groove 22 on the back cover 3 blocks on the drain pan 4 is fixed drain pan 4, drain pan convex edge 41 can be placed between face-piece 2 and the back cover 3 and can not expose, and the Area comparison that strip groove 22 and drain pan convex edge 41 are fixed is large, thereby just can more firmly drain pan 4 be fixed in face-piece 2 and the back cover 3.Owing to drain pan 4 two ends contact positions strip projected parts 21 can not be set at face-piece 2, back cover 3, in case strip projected parts 21 is set or place drain pan 4 terminations will produce between the two the space make fixing not firm, so just cut the two ends of drain pan 4, thereby can better drain pan 4 be fixed in face-piece 2 and the back cover 3.
In the present embodiment, be provided with a loudspeaker sender on the described housing, loudspeaker are installed in described loudspeaker sender place, sound just can outwards be propagated, and the loudspeaker sender is arranged on the face-piece, on the back cover or all be fine on the drain pan.
The problem that the utility model solves is that no cavity in the audio amplifier is dwindled as far as possible, reduces on the one hand the volume of audio amplifier, is easy to carry; Save on the other hand material, cut the waste, not only audio amplifier is arranged to just dealing with problems of circular arc, or audio amplifier is arranged to other shapes, as also can of flying saucer structure; And audio amplifier not to be arranged to three housings also be feasible, is arranged to the housing of an opening as the upper end, and it also is feasible that this housing is sealed by drain pan in the lower end.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. audio amplifier comprises housing and is installed in audio amplifier device on the described housing that it is characterized in that described housing is arc-shaped structure, the upper end is little, the lower end is large.
2. a kind of audio amplifier as claimed in claim 1 is characterized in that, the back cover that described housing comprises face-piece, be fixedly connected with face-piece and be connected with described face-piece, back cover respectively and by face-piece and the fixing drain pan of back cover.
3. a kind of audio amplifier as claimed in claim 2, it is characterized in that, described face-piece, back cover all adopt the circular arc setting, described face-piece, the corresponding circle of back cover circular arc be middle male structure and from the edge gradually to convex, described face-piece and back cover are fixedly connected to form the cavity of a upper end bottom end opening little and that increase gradually downwards, and described drain pan seals described opening and fixed by described face-piece and back cover.
4. a kind of audio amplifier as claimed in claim 3, it is characterized in that, described face-piece and back cover respectively are provided with two elongated strip projected parts on described opening part inner surface, form strip groove between described two strip projected parts, described drain pan edge is provided with the drain pan convex edge, and described drain pan convex edge is placed in the described strip groove.
5. a kind of audio amplifier as claimed in claim 3, it is characterized in that, described back cover is provided with a plurality of screw holes, and corresponding described screw hole position is provided with the screw hole post of same number on the described face-piece inner surface, and described face-piece and back cover are fixed by screw hole and screw hole post with screw.
6. a kind of audio amplifier as claimed in claim 4 is characterized in that, described drain pan bottom surface is the ellipse that cuts two.
7. a kind of audio amplifier as claimed in claim 1 is characterized in that, is provided with a loudspeaker sender on the described housing.
8. a kind of audio amplifier as claimed in claim 3, it is characterized in that, the face-piece convex edge of the oriented outer lug of edge that described face-piece outer surface is connected with back cover, there is the recessed seam of back cover of phase sunken inside in the edge that described back cover outer surface is connected with face-piece, and described face-piece convex edge is connected with the recessed seam of described back cover.
9. a kind of audio amplifier as claimed in claim 3, it is characterized in that, the back cover convex edge of the oriented outer lug of edge that described back cover outer surface is connected with face-piece, there is the recessed seam of face-piece of phase sunken inside in the edge that described face-piece outer surface is connected with back cover, and described back cover convex edge is connected with the recessed seam of described face-piece.
10. a kind of audio amplifier as claimed in claim 5 is characterized in that, the number of described screw hole and screw hole post all is five, four edges that lay respectively at described back cover, face-piece wherein, and another is positioned at its middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220484253 CN202873012U (en) | 2012-09-21 | 2012-09-21 | Sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220484253 CN202873012U (en) | 2012-09-21 | 2012-09-21 | Sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202873012U true CN202873012U (en) | 2013-04-10 |
Family
ID=48039692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220484253 Expired - Fee Related CN202873012U (en) | 2012-09-21 | 2012-09-21 | Sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202873012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686484A (en) * | 2012-09-21 | 2014-03-26 | 刘骏涛 | Loudspeaker box |
| WO2015035639A1 (en) * | 2013-09-12 | 2015-03-19 | Liu Juntao | Loudspeaker |
-
2012
- 2012-09-21 CN CN 201220484253 patent/CN202873012U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686484A (en) * | 2012-09-21 | 2014-03-26 | 刘骏涛 | Loudspeaker box |
| WO2015035639A1 (en) * | 2013-09-12 | 2015-03-19 | Liu Juntao | Loudspeaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20140921 |
|
| EXPY | Termination of patent right or utility model |