CN204733308U - A kind of audio amplifier - Google Patents
A kind of audio amplifier Download PDFInfo
- Publication number
- CN204733308U CN204733308U CN201520428725.0U CN201520428725U CN204733308U CN 204733308 U CN204733308 U CN 204733308U CN 201520428725 U CN201520428725 U CN 201520428725U CN 204733308 U CN204733308 U CN 204733308U
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- China
- Prior art keywords
- chamber
- audio amplifier
- loudspeaker
- housing
- wall
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of audio amplifier, comprise housing and be arranged on the loudspeaker in described housing, described housing is provided with the passage of speaking of sounding for propagating described loudspeaker, described audio amplifier also comprises being arranged on adopts sound chamber in described housing, described sound chamber and the described loudspeaker adopted coordinate, described in adopt sound chamber and described channel connection of speaking.The utility model arranges and adopts sound chamber in housing, and adopt sound chamber and loudspeaker and coordinate, the sound that loudspeaker send first outwards is propagated by adopting sound chamber again, is convenient to the sound that loudspeaker send and outwards propagates; And be fixed on and speak in passage adopting sound chamber in housing, when the sound that loudspeaker send is by employing chamber, housing sidewall and adopt sound chamber overlap sidewalls after thickness be greater than the sidewall thickness of passage of speaking, the sensation of the supper bass of increase sound, prevents cacophonize like this.
Description
Technical field
The utility model relates to audio amplifier field, in particular, relates to a kind of audio amplifier.
Background technology
Existing audio amplifier generally comprises housing and is fixed on the loudspeaker in housing, and housing arranges the sound channel of applicable loudspeaker so that sound is outwards propagated.In prior art, patent of invention publication number is that the Chinese patent of 103079124A (publication date is 2013-05-01) discloses a kind of audio amplifier, as shown in Figure 1, audio amplifier comprises housing and loudspeaker, described housing is provided with a groove, described loudspeaker are arranged in described groove, and audio amplifier also comprises an openable horn hood 1 for closing described groove, when not using audio amplifier, horn hood 1 closes closed pockets, prevents dust or other foreign material from falling in groove.
Open horn hood and use audio amplifier, the sound that loudspeaker send outwards is propagated by this groove closed of loudspeaker, and the sound that such loudspeaker send is directly to outer propagation, and sound can the easy change of voice, easily ear-piercing.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of audio amplifier easy to use.
The purpose of this utility model is achieved through the following technical solutions: a kind of audio amplifier, comprise housing and be arranged on the loudspeaker in described housing, described housing is provided with the passage of speaking of sounding for propagating described loudspeaker, described audio amplifier also comprises being arranged on adopts sound chamber in described housing, described sound chamber and the described loudspeaker adopted coordinate, described in adopt sound chamber and described channel connection of speaking.
Preferably, sound chamber sidewall is adopted described in and described housing sidewall fits.Bonded to each other for the sidewall of the sidewall and housing of adopting sound chamber, making to adopt between the sidewall in sound chamber and the sidewall of housing coordinates closely, add thickness after adopting sound chamber sidewall and housing sidewall snug fit, prevent aobvious the wafing of sound, the sensory effect sound by passage of speaking being increased to supper bass is better.And make the sidewall snug fit of the sidewall and housing of adopting sound chamber to adopt that sound chamber is better is fixed on enclosure interior closely, prevent adopting sound chamber and rock.
Preferably, described in adopt sound chamber two ends be first end and the second end, described first end and described loudspeaker coordinate, described second end and described channel connection of speaking; A bending is at least set between described first end and the second end.Arranging bending prevents dust or foreign material by the loudspeaker adopting sound chamber and drop in housing, plays a protective role to loudspeaker.
Preferably, described audio amplifier also comprises the chamber that amplifies be arranged in described housing, described in the chamber that amplifies be communicated with described sound chamber of adopting, described in amplify chamber and described channel connection of speaking, the sound that described loudspeaker send is successively through adopting sound chamber and the chamber that amplifies outwards is propagated.Setting amplifies chamber, and the sidewall in the chamber that amplifies and the thickness of the overlap sidewalls in passage of speaking are greater than the sidewall thickness of passage of speaking equally, the same sensation increasing the supper bass of sound.
Preferably, chamber sidewall and the described housing sidewall of amplifying described in fits.Bonded to each other for the sidewall of the sidewall in the chamber that amplifies and housing, make to amplify and coordinate closely between the sidewall in chamber and the sidewall of housing, add thickness after chamber sidewall and the housing sidewall snug fit of amplifying, the sensory effect sound by passage of speaking being increased to supper bass is better.And making the sidewall snug fit of the sidewall in the chamber that amplifies and housing to amplify that chamber is better is fixed on enclosure interior closely, the chamber that prevents from amplifying is rocked.
Preferably, described in the amplify both ends in chamber be the 3rd end and the 4th end, described 3rd end is communicated with described second end, described in the amplify size in chamber increase gradually from described 3rd end to the 4th end.The cavity in chamber of amplifying increases gradually from the 3rd end to the 4th end, the cavity in the chamber that namely amplifies from audio amplifier to increase gradually, the sound facilitated like this in audio amplifier is outwards propagated, and increase sound supper bass sensation prerequisite under increase wave volume.
Preferably, be screwed between described second end and the 3rd end.Screw is fixedly connected with, fixation, is convenient to installation and removal, makes the second end and the 3rd end compact siro spinning technology.
Preferably, described second end is provided with two relative lugs, and described lug is respectively arranged with screw hole; Corresponding, described 3rd end is provided with the screw hole post being spirally connected fixing by screw with described screw hole.Lug is set and is convenient to screw hole and screw hole post coordinates.
Preferably, the sidewall of outlet of passage of speaking described in comprises the first wall, three wall relative with described first wall, the second wall and the wall relative with described second wall; Described first wall, the second wall, the 3rd wall and wall join end to end, described outlet and described housing form for the placed side of placing the angle being less than 90 degree, described first wall is positioned at described case top, and the described 3rd positive top of wall is other sidewalls of described outlet.This is the concrete mode of one of the outlet arranging passage of speaking, being arranged on like this when placing audio amplifier makes outlet towards being obliquely, in the process using audio amplifier, just prevent from foreign material or dust from dropping into from exit like this speak in passage or housing, like this audio amplifier has been played a protective role; Compare and horn hood or speaker net are set in exit play the audio amplifier preventing dust or foreign material from dropping into enclosure interior and greatly save material, and save production technology; And the audio amplifier of horn hood is set in exit, must open horn hood in use, so in use dust or foreign material etc. are just easy drops into enclosure interior from exit.
Preferably, described audio amplifier also comprises the loudspeaker retainer plate for fixing described loudspeaker.Arranging loudspeaker retainer plate makes loudspeaker fixing more firm.
The utility model arranges and adopts sound chamber in housing, and adopt sound chamber and loudspeaker and coordinate, the sound that loudspeaker send first outwards is propagated by adopting sound chamber again, is convenient to the sound that loudspeaker send and outwards propagates; And be fixed on and speak in passage adopting sound chamber in housing, when the sound that loudspeaker send is by employing chamber, housing sidewall and adopt sound chamber overlap sidewalls after thickness be greater than the sidewall thickness of passage of speaking, the sensation of the supper bass of increase sound, prevents cacophonize like this.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of audio amplifier in this prior art;
Fig. 2 is the overall structure figure of the utility model embodiment one audio amplifier;
Fig. 3 is the fractionation schematic diagram of the utility model embodiment one audio amplifier;
Fig. 4 is the fractionation schematic diagram of the utility model embodiment two audio amplifier;
Fig. 5 is the fractionation schematic diagram of the utility model embodiment three audio amplifier;
Fig. 6 is that the utility model embodiment three adopts sound chamber, the chamber that amplifies is placed on schematic diagram on fore shell;
Fig. 7 is the structural representation that the utility model embodiment three adopts sound chamber;
Fig. 8 is that the utility model embodiment three amplifies the structural representation in chamber.
Wherein:
Fig. 1: 1, horn hood;
Fig. 2-8:10, housing; 11, fore shell; 12, back cover; 13, the first buckle; 14, reinforcement; 20, loudspeaker; 21, loudspeaker retainer plate; 30, sound chamber is adopted; 31, first end; 32, the second end; 33, lug; 34, screw hole; 40, amplify chamber; 41, the 3rd end; 42, the 4th end; 43, the second buckle; 44, screw hole post; 45, fixing bone; 46, fixing port; 50, to speak passage; 51, the first wall; 52, the second wall; 53, the 3rd wall; 54, wall; 55, export; 56, entrance; 60, decoration; 61, fixed leg; 70, placed side; 100, audio amplifier.
Embodiment
The utility model discloses a kind of audio amplifier, comprise housing and be arranged on the loudspeaker in described housing, described housing is provided with the passage of speaking of sounding for propagating described loudspeaker, described audio amplifier also comprises being arranged on adopts sound chamber in described housing, described sound chamber and the described loudspeaker adopted coordinate, described in adopt sound chamber and described channel connection of speaking.The utility model arranges and adopts sound chamber in housing, and adopt sound chamber and loudspeaker and coordinate, the sound that loudspeaker send first outwards is propagated by adopting sound chamber again, is convenient to the sound that loudspeaker send and outwards propagates; And be fixed on and speak in passage adopting sound chamber in housing, when the sound that loudspeaker send is by employing chamber, housing sidewall and adopt sound chamber overlap sidewalls after thickness be greater than the sidewall thickness of passage of speaking, the sensation of the supper bass of increase sound, prevents cacophonize like this.
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
The utility model discloses a kind of audio amplifier, and comprise housing and be arranged on loudspeaker in described housing, described housing is provided with the passage of speaking for propagating the sound that described loudspeaker send of helical structure, described in the speak entrance of passage coordinate with described loudspeaker.
In the utility model, term " first ", " second ", " the 3rd " and " the 4th " only for being distinguished in description, there is no particular meaning.
Be the schematic diagram of the utility model embodiment one as Figure 2-3, the present embodiment one discloses a kind of audio amplifier 100, the loudspeaker 20 that audio amplifier 100 comprises housing 10 and is arranged in described housing 10, described housing 10 is provided with the passage 50 of speaking for propagating the sound that described loudspeaker 20 send of helical structure, described in the speak entrance of passage 20 coordinate with described loudspeaker 20.The passage of speaking of audio amplifier is helical structure; such dust or foreign material just not easily drop into enclosure interior; the passage of speaking dropping into passage place helical structure of speaking once dust or foreign material produces stop to dust or foreign material etc.; thus just prevent dust or foreign material through speaking passage and drop into enclosure interior; foreign material or dust can be dropped out from passage of speaking by roll-shell when having dust or foreign material to drop into speak passage place, so better protective effect being played to the loudspeaker in housing or other devices.Compare and horn hood is set plays the audio amplifier preventing dust or foreign material from dropping into enclosure interior and greatly save material, and save production technology; And need in use to open horn hood, so in use dust or foreign material just easily drop into enclosure interior, and audio amplifier of the present utility model is helical structure due to passage of speaking, no matter at use audio amplifier, audio amplifier is not still used all to prevent dust or foreign material from dropping into enclosure interior.
The sidewall of outlet 55 of passage 50 of speaking comprises the first wall 51, three wall 53, second wall 52 relative with described first wall 51 and the wall 54 relative with described second wall 52; Described first wall 51, second wall 52, the 3rd wall 53 and wall 54 join end to end, described outlet 55 forms for the placed side of placing the angle being less than 90 degree with described housing 10, described first wall 51 is positioned at described housing 10 top, and the positive top of described 3rd wall 53 is other sidewalls of described outlet 55.This is the concrete mode of one of the outlet arranging passage of speaking, being arranged on like this when placing audio amplifier makes outlet towards being obliquely, in the process using audio amplifier, just prevent from foreign material or dust from dropping into from exit like this speak in passage or housing, like this audio amplifier has been played a protective role; Compare and horn hood or speaker net are set in exit play the audio amplifier preventing dust or foreign material from dropping into enclosure interior and greatly save material, and save production technology; And the audio amplifier of horn hood is set in exit, must open horn hood in use, so in use dust or foreign material etc. are just easy drops into enclosure interior from exit.
In the present embodiment one, described in speak outlet 55 direction of width from its porch to described passage of speaking of passage 50 increase gradually; Passage of speaking becomes large gradually from its entrance to the width of its Way out, is convenient to sound and outwards propagates.
In the present embodiment one, as shown in Figure 3, housing comprises fore shell 11 and back cover 12, and loudspeaker 20 are fixed on back cover 12, and audio amplifier also comprises the loudspeaker retainer plate 21 for installing fixing loudspeaker 20, thus is firmly fixed on back cover 12 by loudspeaker.Certainly, loudspeaker also can be installed and be fixed on fore shell.
Audio amplifier 100 also comprises the decoration 60 be arranged on fore shell 11, decoration 60 is provided with fixed leg 61, and decoration 60 coordinates fixing with fore shell 11 grafting by fixed leg 61, and the position that decoration 60 is fixed is relative with the position that loudspeaker 20 are fixed.Decoration 60 is set and not only increases the intensity of fore shell 11 in loudspeaker position, and make fore shell outer surface attractive in appearance.Certainly, the present embodiment one does not arrange decoration and is fine yet.
In the present embodiment one, fore shell 11 inner surface is provided with multiple spaced apart reinforcement, the intensity that reinforcement adds fore shell 11 is set, and reinforcement is positioned at the fixed position place of loudspeaker 20, so spacing fixation is played to loudspeaker, corresponding, back cover 12 inner surface is also provided with spaced apart reinforcement, thus makes loudspeaker fixing more firm.Reinforcement is strip structure, better to the spacing fixed effect of loudspeaker like this.Certainly, also other structures can be arranged to.
Be illustrated in figure 4 the structural representation of the utility model embodiment two, Fig. 4 is the fractionation schematic diagram of the present embodiment two audio amplifier, see Fig. 2, the present embodiment two discloses a kind of audio amplifier 100, the loudspeaker 20 that audio amplifier 100 comprises housing 10 and is arranged in described housing 10, described housing 10 is provided with the passage 50 of speaking for propagating the sound that described loudspeaker 20 send of helical structure, audio amplifier 100 also comprises that to be arranged on housing 10 inner, what be positioned at passage 20 position of speaking adopts sound chamber 30, the described first end adopting sound chamber 30 is communicated with the entrance of described passage of speaking, describedly adopt second end relative with described first end in sound chamber and the outlet of described passage of speaking.Arrange and adopt the sound that sound chamber makes loudspeaker send and first outwards propagate again by adopting sound chamber, the first end adopting sound chamber is communicated with cooperation with the entrance of passage of speaking, the outlet of the second end and passage of speaking of adopting sound chamber coordinates, and is convenient to the sound that loudspeaker send and outwards propagates by adopting sound chamber; And be fixed on and speak in passage adopting sound chamber in housing, when the sound that loudspeaker send is by adopting chamber, housing sidewall and adopt sound chamber overlap sidewalls after thickness be greater than the sidewall thickness of passage of speaking, the sensation of the supper bass of increase sound like this.
Wherein, in the present embodiment two, described in the speak sidewall of outlet 55 of passage 50 comprise the first wall 51, three wall 53, second wall 52 relative with described first wall 51 and the wall 54 relative with described second wall 52; Described first wall 51, second wall 52, the 3rd wall 53 and wall 54 join end to end, described outlet 55 forms for the placed side of placing the angle being less than 90 degree with described housing 10, described first wall 51 is positioned at described housing 10 top, and the positive top of described 3rd wall 53 is other sidewalls of described outlet 55.This is the concrete mode of one of the outlet arranging passage 50 of speaking, being arranged on like this when placing audio amplifier makes outlet towards being obliquely, in the process using audio amplifier, just prevent from foreign material or dust from dropping into from exit like this speak in passage or housing, like this audio amplifier has been played a protective role; Compare and horn hood or speaker net are set in exit play the audio amplifier preventing dust or foreign material from dropping into enclosure interior and greatly save material, and save production technology; And the audio amplifier of horn hood is set in exit, must open horn hood in use, so in use dust or foreign material etc. are just easy drops into enclosure interior from exit.
In the present embodiment two, described cavity size of adopting in sound chamber 30 increases from described first end gradually to the second extreme direction, the cavity size of adopting in sound chamber increases from described first end gradually to the second extreme direction, namely the cavity adopting sound chamber from audio amplifier to increase gradually, the sound facilitated like this in audio amplifier is outwards propagated, and increases wave volume under the prerequisite of the sensation of the supper bass of increase sound.The sidewall of the described sidewall and described housing 10 of adopting sound chamber 30 fits, bonded to each other for the sidewall of the sidewall and housing of adopting sound chamber, making to adopt between the sidewall in sound chamber and the sidewall of housing coordinates closely, add thickness after adopting sound chamber sidewall and housing sidewall snug fit, the sensory effect sound by passage of speaking being increased to supper bass is better.And make the sidewall snug fit of the sidewall and housing of adopting sound chamber to adopt that sound chamber is better is fixed on enclosure interior closely, prevent adopting sound chamber and rock.
In the present embodiment two, described in adopt sound chamber 30 and at least comprise a bending, bending is set and prevents dust or foreign material etc. by the loudspeaker adopting sound chamber and drop in housing, loudspeaker are played a protective role.The present embodiment is adopted sound chamber and to be applicable to speaking the vibrational power flow of passage.
Other arrange and beneficial effect identical with embodiment one, tell about no longer one by one here.
Be the schematic diagram of the utility model embodiment three as viewed in figures 5-8, see Fig. 2, the present embodiment three discloses a kind of audio amplifier 100, the loudspeaker 20 that audio amplifier 100 comprises housing 10 and is arranged in described housing 10, described housing 10 is provided with the passage 50 of speaking for propagating the sound that described loudspeaker 20 send of helical structure, audio amplifier 100 also comprises that to be arranged on housing 10 inner, what be positioned at passage 20 position of speaking adopts sound chamber 30, described in adopt sound chamber 30 first end 31 be communicated with the entrance 56 of described passage 50 of speaking.Arrange and adopt the sound that sound chamber makes loudspeaker send and first outwards propagate by adopting sound chamber again, the first end adopting sound chamber is communicated with cooperation with the entrance of passage of speaking, and is convenient to the sound that loudspeaker send and outwards propagates by adopting sound chamber; And be fixed on and speak in passage adopting sound chamber in housing, when the sound that loudspeaker send is by adopting chamber, housing sidewall and adopt sound chamber overlap sidewalls after thickness be greater than the sidewall thickness of passage of speaking, the sensation of the supper bass of increase sound like this.
Described sound chamber 30 of adopting at least comprises a bending, arranges bending and prevents dust or foreign material etc. by the loudspeaker adopting sound chamber and drop in housing, play a protective role to loudspeaker.The present embodiment is adopted sound chamber and to be applicable to speaking the vibrational power flow of passage.
In the present embodiment three, described audio amplifier 100 also comprise be arranged on described in the chamber 40 that amplifies of speaking in passage 50, 3rd end 41 in the described chamber 40 that amplifies is communicated with described second end 32, wherein, connection is screwed between second end and the 3rd end, screw is fixedly connected with, fixation, be convenient to installation and removal, make the second end and the 3rd end compact siro spinning technology, concrete, second end 32 is provided with two relative lugs 33, lug 33 is respectively arranged with screw hole 34, corresponding, 3rd end 41 is provided with the screw hole post 44 fitting through screw with described screw hole 34 and carry out being spirally connected fixing, thus the second end and the 3rd end are firmly fixed, and make the second end and three-terminal link tightr.Certainly, other fixed forms also can be adopted to be fixed.Four end 42 contrary with described 3rd end 41 in the described chamber 40 that amplifies is communicated with the outlet 55 of described passage 50 of speaking, described in the cavity size that amplifies in chamber 40 increase gradually from described 3rd end 41 to the four end 42.Setting amplifies chamber, and the sidewall in the chamber that amplifies and the thickness of the overlap sidewalls in passage of speaking are greater than the sidewall thickness of passage of speaking equally, the same sensation increasing the supper bass of sound; And the cavity in the chamber that amplifies increases gradually from the 3rd end to the 4th end, namely amplify chamber cavity from audio amplifier to increase gradually, the sound facilitated like this in audio amplifier is outwards propagated, and increases wave volume under the prerequisite of the sensation of the supper bass of increase sound.
Adopting after sound chamber is fixedly connected with the chamber that amplifies is fixed in housing, housing comprises fore shell 11 and back cover 12, wherein, adopting sound chamber is all fixed on fore shell 11 with the chamber that amplifies, particularly: fore shell 11 is provided with the first buckle 13, the corresponding chamber 40 that amplifies is provided with the second buckle 43 carrying out with described first buckle 13 connecting and fixing, second buckle 43 is positioned at the end position of the 3rd end 41 in the chamber that amplifies, such setting chamber that not only will amplify firmly is fixed on fore shell 11, and will adopt sound chamber 30 and be firmly fixed on fore shell 11.And the chamber outer surface that amplifies also is provided with fixing bone 45, fixing bone 45 is provided with two fixing ports 46, and fixing port 46 is installed with fore shell 11 and is coordinated, thus the chamber that makes to amplify more firmly is fixed on fore shell 11.This installs fixedly amplify chamber and the concrete mode of one of adopting sound chamber, certainly, other modes also can be adopted to be fixed.
The fixing bone 45 of the present embodiment three is not only convenient to fixing port 46 and is carried out installation with back cover 12 and coordinate, and adds the intensity of chamber 40 sidewall that amplifies.
In the present embodiment three, the described sidewall in the chamber 40 that amplifies and the sidewall of described housing 10 fit, bonded to each other for the sidewall of the sidewall in the chamber that amplifies and housing, make to amplify and coordinate closely between the sidewall in chamber and the sidewall of housing, add thickness after chamber sidewall and the housing sidewall snug fit of amplifying, the sensory effect sound by passage of speaking being increased to supper bass is better.And making the sidewall snug fit of the sidewall in the chamber that amplifies and housing to amplify that chamber is better is fixed on enclosure interior closely, the chamber that prevents from amplifying is rocked.
In the present embodiment three, described in the speak sidewall of outlet 55 of passage 50 comprise the first wall 51, three wall 53, second wall 52 relative with described first wall 51 and the wall 54 relative with described second wall 52; Described first wall 51, second wall 52, the 3rd wall 53 and wall 54 join end to end, described outlet 55 forms for the placed side 70 of placing the angle being less than 90 degree with described housing 10, described first wall 51 is positioned at described housing 10 top, and the positive top of described 3rd wall 53 is other sidewalls of described outlet 55.This is the concrete mode of one of the outlet arranging passage 50 of speaking, being arranged on like this when placing audio amplifier makes outlet towards being obliquely, in the process using audio amplifier, just prevent from foreign material or dust from dropping into from exit like this speak in passage or housing, like this audio amplifier has been played a protective role; Compare and horn hood or speaker net are set in exit play the audio amplifier preventing dust or foreign material from dropping into enclosure interior and greatly save material, and save production technology; And the audio amplifier of horn hood is set in exit, must open horn hood in use, so in use dust or foreign material etc. are just easy drops into enclosure interior from exit.
In the present embodiment three, fore shell 11 inner surface is provided with multiple spaced apart reinforcement 14, the intensity that reinforcement 14 adds fore shell 11 is set, and reinforcement 14 is positioned at the fixed position place of loudspeaker 20, so spacing fixation is played to loudspeaker, corresponding, back cover 12 inner surface is also provided with spaced apart reinforcement, thus makes loudspeaker fixing more firm.Reinforcement is strip structure, better to the spacing fixed effect of loudspeaker like this.Certainly, also other structures can be arranged to.
The present embodiment three other arrange and beneficial effect identical with embodiment one, tell about no longer one by one here.
Adopting sound chamber and amplifying between chamber of the present embodiment three can also arrange other sound chambeies, or arranges other sound chambeies speaking in passage.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, 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, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. an audio amplifier, comprise housing and be arranged on the loudspeaker in described housing, it is characterized in that, described housing is provided with the passage of speaking of sounding for propagating described loudspeaker, described audio amplifier also comprises being arranged on adopts sound chamber in described housing, described sound chamber and the described loudspeaker adopted coordinate, described in adopt sound chamber and described channel connection of speaking.
2. audio amplifier as claimed in claim 1, is characterized in that, described in adopt sound chamber sidewall and described housing sidewall fits.
3. audio amplifier as claimed in claim 1, is characterized in that, described in adopt sound chamber two ends be first end and the second end, described first end and described loudspeaker coordinate, described second end and described channel connection of speaking; A bending is at least set between described first end and the second end.
4. audio amplifier as claimed in claim 1, it is characterized in that, described audio amplifier also comprises the chamber that amplifies be arranged in described housing, the described chamber that amplifies is communicated with described sound chamber of adopting, described chamber and the described channel connection of speaking of amplifying, the sound that described loudspeaker send outwards is propagated with the chamber that amplifies through adopting sound chamber successively.
5. audio amplifier as claimed in claim 4, is characterized in that, described in amplify chamber sidewall and described housing sidewall fit.
6. audio amplifier as claimed in claim 4, is characterized in that, described in the amplify both ends in chamber be the 3rd end and the 4th end, described 3rd end is communicated with described second end, described in the amplify size in chamber increase gradually from described 3rd end to the 4th end.
7. audio amplifier as claimed in claim 6, is characterized in that, be screwed between described second end and the 3rd end.
8. audio amplifier as claimed in claim 7, it is characterized in that, described second end is provided with two relative lugs, and described lug is respectively arranged with screw hole; Corresponding, described 3rd end is provided with the screw hole post being spirally connected fixing by screw with described screw hole.
9. the audio amplifier as described in as arbitrary in claim 1-8, is characterized in that, described in the speak sidewall of outlet of passage comprise the first wall, three wall relative with described first wall, the second wall and the wall relative with described second wall; Described first wall, the second wall, the 3rd wall and wall join end to end, described outlet and described housing form for the placed side of placing the angle being less than 90 degree, described first wall is positioned at described case top, and the described 3rd positive top of wall is other sidewalls of described outlet.
10. the audio amplifier as described in as arbitrary in claim 1-8, is characterized in that, described audio amplifier also comprises the loudspeaker retainer plate for fixing described loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520428725.0U CN204733308U (en) | 2015-06-19 | 2015-06-19 | A kind of audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520428725.0U CN204733308U (en) | 2015-06-19 | 2015-06-19 | A kind of audio amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204733308U true CN204733308U (en) | 2015-10-28 |
Family
ID=54391632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520428725.0U Expired - Fee Related CN204733308U (en) | 2015-06-19 | 2015-06-19 | A kind of audio amplifier |
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| Country | Link |
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| CN (1) | CN204733308U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104994452A (en) * | 2015-06-19 | 2015-10-21 | 尚平 | Loudspeaker box |
| WO2016201697A1 (en) * | 2015-06-19 | 2016-12-22 | 尚平 | Loudspeaker |
-
2015
- 2015-06-19 CN CN201520428725.0U patent/CN204733308U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104994452A (en) * | 2015-06-19 | 2015-10-21 | 尚平 | Loudspeaker box |
| WO2016201697A1 (en) * | 2015-06-19 | 2016-12-22 | 尚平 | 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20170619 |