CN203181147U - Loudspeaker box - Google Patents
Loudspeaker box Download PDFInfo
- Publication number
- CN203181147U CN203181147U CN 201320020629 CN201320020629U CN203181147U CN 203181147 U CN203181147 U CN 203181147U CN 201320020629 CN201320020629 CN 201320020629 CN 201320020629 U CN201320020629 U CN 201320020629U CN 203181147 U CN203181147 U CN 203181147U
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- Prior art keywords
- hole
- upper casing
- loudspeaker
- casing
- audio amplifier
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Abstract
The utility model discloses a loudspeaker box, comprising shells, a loudspeaker, an opening arranged on one shell and used for outputting sounds, and a loudspeaker cover used for sealing the opening, wherein the shells comprise an upper shell and a lower shell which are detachably fixed; the loudspeaker is fixed between the upper shell and the lower shell; the upper shell is provided with a through hole which is communicated and matched with the loudspeaker and used for outputting the sounds; and the loudspeaker cover seals the opening of the through hole. According to the utility model, the loudspeaker box is provided with the two shells, i.e., the upper shell and the lower shell, the loudspeaker is fixed between the upper shell and the lower shell, the upper shell is provided with the through hole which is communicated and matched with the loudspeaker and used for outputting the sounds, so that the loudspeaker arranged at the through hole can output the sounds from the through hole; the loudspeaker cover can seal the opening of the through hole, so that the opening of the through hole is sealed by the loudspeaker cover when the loudspeaker box is not used and the loudspeaker cover can be opened when the loudspeaker box is used; and the upper shell and the lower shell are fixed detachably, so that the upper shell and the lower shell can be opened conveniently, thereby further being beneficial for checking or maintaining devices inside the shells.
Description
Technical field
The utility model relates to household appliance technical field, in particular, relates to a kind of audio amplifier.
Background technology
I have designed a kind of audio amplifier, comprise housing and be placed on the interior loudspeaker of housing, housing is provided with an opening that is used to sound and cooperates with loudspeaker, audio amplifier also comprises the horn hood for the described opening of sealing, horn hood is provided with bearing pin, horn hood is fixed on an end of housing by bearing pin, horn hood can be rotated by bearing pin, thereby be easy to open horn hood and sealing opening, and then the concealed setting of the loudspeaker on the realization audio amplifier, open horn hood during use and get final product, close horn hood when not using, just loudspeaker be can seal, thereby dust or other foreign material avoided falling into.This scheme is unexposed.But, because housing is wholely set, arrange like this circuit board in the back casing or other devices impaired after, housing is difficult for opening, thereby is difficult for the audio amplifier internal components is checked or keeps in repair.
The utility model content
Technical problem to be solved in the utility model provides a kind of audio amplifier that the device in the housing is checked or keeps in repair be convenient to.
The purpose of this utility model is achieved through the following technical solutions: a kind of audio amplifier, the horn hood that comprises housing, loudspeaker, is arranged on the opening that is used to sound on the housing and is used for the described opening of sealing, described housing comprises upper casing and lower casing, upper casing and lower casing are detachably fixing, described loudspeaker are fixed between upper casing and the lower casing, arrange one on the described upper casing and be communicated with the through hole that is used to sound that cooperates with loudspeaker, the opening of described horn hood sealing through hole.
Preferably, described upper casing arranges a plurality of screw holes, and corresponding described lower casing is provided with the screw hole post that cooperates with the upper casing screw hole, and described upper casing and lower casing are fixed by screw.Dismantle easily by screw is fixing between the upper casing lower casing, and the screw good fixing effect.
Preferably, to having depression, described depression cooperates the screw setting that is used for the stationary tone tank shell to described upper casing upper surface along screw hole.So just screw can be arranged in the depression, avoid screw to protrude housing outside and influence the opening that horn hood seals through hole.
Preferably, the number of described screw hole is four.The number of corresponding screw hole post also is four, and the front and back end is two respectively, and fixed effect is better like this.
Preferably, described lower casing upper end is big, the lower end is little.This is a kind of concrete structure of lower casing, and setting can be saved material like this.
Preferably, described upper casing bottom sides is provided with downward convex edge along outer surface, and corresponding lower casing upper edge is provided with the recessed seam that cooperates with described convex edge along outer surface, and described convex edge is placed on recessed stop portion.After the recessed seam of upper casing convex edge and lower casing cooperates, make between upper casing and the lower casing fixing more firmly, and make connection and sealing between upper casing and the lower casing tightr.
Preferably, described upper casing bottom sides is provided with downward convex edge along inner surface, and corresponding lower casing upper edge is provided with the recessed seam that cooperates with described convex edge along inner surface, and described convex edge is placed on recessed stop portion.After the recessed seam of upper casing convex edge and lower casing cooperates, make between upper casing and the lower casing fixing more firmly, and make connection and sealing between upper casing and the lower casing tightr.
Preferably, described upper casing is extended with an extension downwards along through hole, and the through hole in the described extension and described through hole are fit to.Because loudspeaker are fixed between upper casing and the lower casing, loudspeaker are arranged on the through hole and lead to sound from the through hole, and upper casing arranges downward extension, thereby the cavity that forms between upper casing and lower casing will increase, and goes out sound thereby be conducive to loudspeaker.
Preferably, the through hole in the described extension reduces from top to bottom gradually.Extension is set like this, and the sound that loudspeaker produce will outwards be propagated gradually by extension, thereby the sound transmission scope will be increased by extension, is conducive to the propagation of sound.
Preferably, described through hole is circular configuration, and the through hole of described extension inside is frustum cone structure.It is even that setting can make the sound that blazes abroad like this.
The utility model is owing to arrange two housings at audio amplifier, be upper casing and lower casing, loudspeaker are fixed between upper casing and the lower casing, arrange one on the upper casing and be communicated with the through hole that is used to sound that cooperates with loudspeaker, thereby loudspeaker are arranged on the through hole and go out sound from the through hole, the opening of described horn hood sealing through hole, thus the opening of horn hood sealing through hole when realizing not using is opened horn hood and is got final product during use; And upper casing and lower casing are detachably fixing, thereby are easy to open upper casing and lower casing, and then are convenient to the device in the housing is checked or keeps in repair.
Description of drawings
Fig. 1 (a) is the structural representation of the described upper casing of the utility model embodiment;
Fig. 1 (b) is the structural representation of the described upper casing of the utility model embodiment;
Fig. 2 is the structural representation of the described lower casing of the utility model embodiment;
Fig. 3 is the structural representation of the described horn hood of the utility model embodiment.
Wherein: 11, through hole; 12, screw hole; 13, convex edge; 14, extension; 21, recessed seam; 3, horn hood.
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, the horn hood that comprises housing, loudspeaker, is arranged on the opening that is used to sound on the housing and is used for the described opening of sealing, as Fig. 1 (a), Fig. 1 (b), Fig. 2, shown in Figure 3, described housing comprises upper casing and lower casing, upper casing and lower casing are detachably fixing, described loudspeaker are fixed between upper casing and the lower casing, arrange one on the described upper casing and are communicated with the through hole that is used to sound 11 that cooperates with loudspeaker, the opening of described horn hood 3 sealing through holes 11.
The utility model is owing to arrange two housings at audio amplifier, be upper casing and lower casing, loudspeaker are fixed between upper casing and the lower casing, arrange one on the upper casing and be communicated with the through hole that is used to sound 11 that cooperates with loudspeaker, thereby loudspeaker are arranged on through hole 11 places and go out sound from through hole 11, the opening of described horn hood 3 sealing through holes 11, thus horn hood 3 sealing openings when realizing not using are opened horn hood 3 and are got final product during use; And upper casing and lower casing are detachably fixing, thereby are easy to open upper casing and lower casing, and then are convenient to the device in the housing is checked or keeps in repair.
In the present embodiment, Fig. 1 (a), Fig. 1 (b) shows the structural representation of described audio amplifier upper casing, wherein Fig. 1 (a) is the upper casing vertical view, Fig. 1 (b) is the structural representation at another visual angle of upper casing, Fig. 2 shows the structural representation of described audio amplifier lower casing, and Fig. 3 shows the structural representation of horn hood 3, horn hood 3 is an end of upper casing fixedly, be the rear end, concrete horn hood 3 is fixed on the rear end of upper casing by bearing pin, bearing pin is arranged on the rear end of horn hood 3 and protrudes outside horn hood 3, horn hood 3 cooperates the opening setting of through hole 11, get final product thereby when needs use audio amplifier, open horn hood, closed horn hood when not using, thus avoid dust or other foreign material to fall in the through hole.
As Fig. 1 (a), Fig. 1 b), shown in Figure 2, described upper casing arranges a plurality of screw holes 12, corresponding described lower casing is provided with the screw hole post that cooperates with upper casing screw hole 12, described upper casing and lower casing are fixed by screw; Between the upper casing lower casing by the fixing dismounting easily of screw, thereby be easy to open upper casing and lower casing, and then be convenient to the device in the housing is checked or keeps in repair; And screw good fixing effect.In the present embodiment, the number of described screw hole 12 is four, and the number of corresponding screw hole post also is four, and the front and back end is two respectively, and fixed effect is better like this.Certainly also can be set to other numbers, all be fine such as six grades.Shown in Fig. 1 (a), in the present embodiment, described upper casing upper surface along screw hole to having the depression (not shown), described depression cooperates the screw setting that is used for the stationary tone tank shell, screw hole 12 on the upper casing be arranged on through hole 11 around, around the horn hood 3 sealing through holes 11, and sealing screw hole 12 arranges the position, so just screw can be arranged in the depression, avoid screw to protrude housing outside and influence the opening that horn hood 3 seals through holes 11.
Shown in Fig. 1 (a), Fig. 1 (b), described upper casing is extended with an extension 14 downwards along through hole, through hole in the described extension 14 and described through hole 11 are fit to, because loudspeaker are fixed between upper casing and the lower casing, loudspeaker are arranged on through hole 11 places and from through hole 11 logical sounds, upper casing arranges downward extension 14, thereby the cavity that forms between upper casing and lower casing will increase, go out sound thereby be conducive to loudspeaker, promote volume, improve tonequality.Through hole in the described extension 14 reduces from top to bottom gradually, and extension 14 is set like this, and the sound that loudspeaker produce will outwards be propagated gradually by extension 14, thereby the sound transmission scope will be increased by extension 14, is conducive to the propagation of sound.In the present embodiment, described through hole 11 is circular configuration, and the through hole of described extension 14 inside is frustum cone structure, and it is even that setting can make the sound that blazes abroad like this.But, present embodiment is not limited to through hole and is set to circle, also can be set to square or other shapes.
In the present embodiment, described loudspeaker are adhesively fixed in the bottom of described extension by glue, and loudspeaker are fit to the bottom opening setting of extension, and the loudspeaker lower end is lower casing, thereby loudspeaker just are fixed between upper casing and the lower casing.
In the present embodiment, as shown in Figure 2, described lower casing upper end is big, the lower end is little, and this is a kind of concrete structure of lower casing, and setting can be saved material like this.Also upper casing can be arranged to other structures, equally big up and down, or the upper end is big, the lower end is little, all is fine.
As Fig. 1 (a), Fig. 1 (b), shown in Figure 2, described upper casing bottom sides is provided with downward convex edge 13 along outer surface, corresponding lower casing upper edge is provided with the recessed seam 21 that cooperates with described convex edge 13 along outer surface, described convex edge 13 is placed on recessed seam 21 places, the upper casing bottom sides is provided with downward convex edge 13 along outer surface, then the upper casing bottom sides forms a platform along inner surface, corresponding lower casing upper edge is formed with the convex edge along inner surface, after thereby the recessed seam of upper casing convex edge and lower casing cooperates, the platform of lower casing convex edge and upper casing cooperates, and then make between upper casing and the lower casing fixing more firmly, and make connection and sealing between upper casing and the lower casing tightr.In the present embodiment, also can be provided with downward convex edge along inner surface in described upper casing bottom sides, corresponding lower casing upper edge is provided with the recessed seam that cooperates with described convex edge along inner surface, and described convex edge is placed on recessed stop portion, arranges like this to realize same effect.
In the present embodiment, circuit board is arranged on the rear end between upper casing and the lower casing, and be fixed on the lower casing, as shown in Figure 2, the lower casing rear end lower arranges a projection to outer lug, as we can see from the figure, the inner groove that forms of lower casing at the projection place one USB interface is set, thereby projection can strengthen the intensity at USB interface place, make it fixing more firm, and circuit board conveniently is set.
At present embodiment, the lower casing bottom is provided with the slipmat (not shown), and the number of described slipmat is two, lay respectively at the two ends of lower casing, the length of slipmat is fit to the width setting at corresponding lower casing position, thereby can prevent audio amplifier from sliding and impaired, and avoids the lower casing bottom abrasion.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, 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, the horn hood that comprises housing, loudspeaker, is arranged on the opening that is used to sound on the housing and is used for the described opening of sealing, it is characterized in that, described housing comprises upper casing and lower casing, upper casing and lower casing are detachably fixing, described loudspeaker are fixed between upper casing and the lower casing, arrange one on the described upper casing and are communicated with the through hole that is used to sound that cooperates with loudspeaker, the opening of described horn hood sealing through hole.
2. audio amplifier as claimed in claim 1 is characterized in that, described upper casing arranges a plurality of screw holes, and corresponding described lower casing is provided with the screw hole post that cooperates with the upper casing screw hole, and described upper casing and lower casing are fixed by screw.
3. audio amplifier as claimed in claim 2 is characterized in that, to having depression, described depression cooperates the screw setting that is used for the stationary tone tank shell to described upper casing upper surface along screw hole.
4. audio amplifier as claimed in claim 2 is characterized in that, the number of described screw hole is four.
5. audio amplifier as claimed in claim 1 or 2 is characterized in that, described lower casing upper end is big, the lower end is little.
6. audio amplifier as claimed in claim 1 or 2 is characterized in that, described upper casing bottom sides is provided with downward convex edge along outer surface, and corresponding lower casing upper edge is provided with the recessed seam that cooperates with described convex edge along outer surface, and described convex edge is placed on recessed stop portion.
7. audio amplifier as claimed in claim 1 or 2 is characterized in that, described upper casing bottom sides is provided with downward convex edge along inner surface, and corresponding lower casing upper edge is provided with the recessed seam that cooperates with described convex edge along inner surface, and described convex edge is placed on recessed stop portion.
8. audio amplifier as claimed in claim 1 or 2 is characterized in that, described upper casing is extended with an extension downwards along through hole, and the through hole in the described extension and described through hole are fit to.
9. audio amplifier as claimed in claim 8 is characterized in that, the through hole in the described extension reduces from top to bottom gradually.
10. audio amplifier as claimed in claim 9 is characterized in that, described through hole is circular configuration, and the through hole of described extension inside is frustum cone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020629 CN203181147U (en) | 2013-01-16 | 2013-01-16 | Loudspeaker box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020629 CN203181147U (en) | 2013-01-16 | 2013-01-16 | Loudspeaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203181147U true CN203181147U (en) | 2013-09-04 |
Family
ID=49077800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320020629 Expired - Fee Related CN203181147U (en) | 2013-01-16 | 2013-01-16 | Loudspeaker box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203181147U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103079127A (en) * | 2013-01-16 | 2013-05-01 | 刘骏涛 | Sound box |
| WO2014110735A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Loudspeaker |
| CN107046660A (en) * | 2017-04-05 | 2017-08-15 | 王金锁 | A kind of magnetic suspension Bluetooth audio device |
-
2013
- 2013-01-16 CN CN 201320020629 patent/CN203181147U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103079127A (en) * | 2013-01-16 | 2013-05-01 | 刘骏涛 | Sound box |
| WO2014110735A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Loudspeaker |
| WO2014110732A1 (en) * | 2013-01-16 | 2014-07-24 | Liu Juntao | Loudspeaker |
| CN107046660A (en) * | 2017-04-05 | 2017-08-15 | 王金锁 | A kind of magnetic suspension Bluetooth audio device |
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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: 20130904 Termination date: 20150116 |
|
| EXPY | Termination of patent right or utility model |