CN205029817U - Portable active audio amplifier of AC/DC - Google Patents
Portable active audio amplifier of AC/DC Download PDFInfo
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- CN205029817U CN205029817U CN201520664842.7U CN201520664842U CN205029817U CN 205029817 U CN205029817 U CN 205029817U CN 201520664842 U CN201520664842 U CN 201520664842U CN 205029817 U CN205029817 U CN 205029817U
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- audio amplifier
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Abstract
The application discloses portable active audio amplifier of AC/DC, it includes: the audio amplifier body with set up in the inside audio amplifier processing system of audio amplifier body, wherein, the top of audio amplifier body is provided with operating panel, is provided with the pulley gear in its bottom the back of audio amplifier body be provided with pull rod device, with the corresponding one side of pull rod device is provided with the loudspeaker device, audio amplifier processing system, include with the circuit board that operating panel is connected, be provided with the power module, signal input module, control module, audio frequency processing module and the power amplifier module that connect gradually on the circuit board. This application has reached following effect: (1 )Adopt antimagnetic loudspeaker device, the double magnetic circuit design is not disturbed by general electromagnetic signal, (2 )Has overlength standby function, (3 )The high -frequency low energy consumption is guaranteed the signal and is fully expressed, and the performance of tone quality details is outstanding, (4 ) easy operation, convenient to use, extensive applicability, long service life.
Description
Technical field
The utility model relates to technology for loudspeaker box field, specifically, relates to the portable active audio amplifier of a kind of AC/DC.
Background technology
Audio amplifier is the terminal of whole sound system, and its effect is that audio frequency electric energy is converted to corresponding acoustic energy, and it is radiated space.Common audio amplifier includes active audio amplifier and passive loudspeaker box, relative to the passive loudspeaker box not with power amplifier, active audio amplifier is a kind of audio amplifier being provided with built-in power amplifying circuit, need to switch on power for built-in power amplifying circuit provides power supply, voice signal is by just working after input port input audio amplifier.Active audio amplifier is now used for computer multi-media field, and some have the occasion (such as electronic organ audio amplifier) of specific demand.Due to power amplifier, therefore active audio amplifier needs to provide enough power supply supports to work to the power amplifier unit of inside, common are source audio amplifier at present, all use transformer or battery to carry out direct current supply mostly, usually not only more rare have use alternating current to carry out the active audio amplifier of powering, and market still lacks and can use alternating current but also can use galvanic active audio amplifier.
In addition, along with economic development, living standard improves, the free life of people is also more and more diversified, especially outdoor activities are more and more pursued, how fast, easily the sound-box device of indoor is transferred to open air, and guarantees that audio amplifier is not damaged in moving process and also become the important goal of audio amplifier maker and seller.
Therefore, how to research and develop the portable active audio amplifier of a kind of AC/DC, just become technical problem urgently to be resolved hurrily.
Summary of the invention
The subject matter that the application solves is to provide the portable active audio amplifier of a kind of AC/DC, with solve cannot realize durable, audio good, treat captain, the easily mobile and technical problem of AC/DC.
In order to solve the problems of the technologies described above, the utility model discloses the portable active audio amplifier of a kind of AC/DC, it is characterized in that, comprising: audio amplifier body and the audio amplifier treatment system being arranged at described audio amplifier body interior, wherein,
The top of described audio amplifier body is provided with guidance panel, bottom it, be provided with pulley gear, the back side of described audio amplifier body is provided with pull rod device, the one side corresponding with described pull rod device is provided with loudspeaker device;
Described audio amplifier treatment system, comprises the circuit board be connected with described guidance panel, described circuit board is provided with the power module, signal input module, control module, audio processing modules and the power amplifier module that connect successively.
Further, described guidance panel comprises power control, plays adjusting device, power input, display unit and/or external equipment input unit.
Further, described power control comprises mains switch; Described broadcasting adjusting device comprises broadcast button and/or regulates button; Described power input comprises direct current socket and alternating current socket; Described display unit comprises power supply indicator and/or charging indicator light; Described external equipment input unit comprises audio frequency input socket, microphone input socket, guitar input socket, USB and/or SD socket.
Further, described power module comprises DC circuit and alternating current circuit; Described DC circuit is connected with described direct current socket; Described alternating current circuit is connected with described alternating current socket.
Further, described guidance panel is the single operation panel of multi-functional unification, or multiple guidance panels that point functional area is arranged.
Further, described pulley gear is integral type sister block structure.
Further, described loudspeaker device comprises bass horn and/or loudspeaker.
Further, described audio amplifier body is also provided with metal net mask.
Further, described audio amplifier body is also provided with door handle device, described door handle device is contractility handle.
Further, described audio amplifier body is also provided with corner wrapping device, described corner wrapping device is the anti-mill flower sheet metal that collides with of metal.
Compared with prior art, the portable active audio amplifier of a kind of AC/DC described in the application, reaches following effect:
(1) the portable active audio amplifier of AC/DC provided by the utility model, adopts antimagnetic loudspeaker device, adopts double magnetic circuit design, is equipped with the outer metal cap of permanent magnet antimagnetic, neither affects other equipment, also do not disturb by general electromagnetic signal;
(2) the portable active audio amplifier of AC/DC provided by the utility model, supports that power supply is directly powered, built-in lithium electricity battery, and anti-power failure, has super long standby time function;
(3) the portable active audio amplifier of AC/DC provided by the utility model, have spread spectrum and fully optimize brand-new circuit design, high-frequency low energy consumption, ensure that signal gives full expression to, tonequality details table reveals crowd;
(4) the portable active audio amplifier of AC/DC provided by the utility model, simple to operate, easy to use, and be provided with mobility universal wheel, be applicable to all kinds of occasion, applicability is wide, long service life.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a part of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the overall structure figure of the portable active audio amplifier of a kind of AC/DC described in the utility model embodiment;
Fig. 2 is the circuit diagram of the portable active audio amplifier of a kind of AC/DC described in the utility model embodiment.
Embodiment
As employed some vocabulary to censure specific components in the middle of specification and claim.Those skilled in the art should understand, and hardware manufacturer may call same assembly with different noun.This specification and claims are not used as with the difference of title the mode distinguishing assembly, but are used as the criterion of differentiation with assembly difference functionally." comprising " as mentioned in the middle of specification and claim is in the whole text an open language, therefore should be construed to " comprise but be not limited to "." roughly " refer to that in receivable error range, those skilled in the art can solve the technical problem within the scope of certain error, reach described technique effect substantially.In addition, " couple " word and comprise directly any and indirectly electric property coupling means at this.Therefore, if describe a first device in literary composition to be coupled to one second device, then represent described first device and directly can be electrically coupled to described second device, or be indirectly electrically coupled to described second device by other devices or the means that couple.Specification subsequent descriptions is implement the better embodiment of the application, and right described description is for the purpose of the rule that the application is described, and is not used to the scope limiting the application.The protection range of the application is when being as the criterion depending on the claims person of defining.
Below in conjunction with accompanying drawing, the application is described in further detail, but not as the restriction to the application.
Embodiment 1
The present embodiment provides a kind of AC/DC portable active audio amplifier, it is characterized in that, comprising: audio amplifier body 1 and the audio amplifier treatment system being arranged at described audio amplifier body interior, wherein,
The top of described audio amplifier body 1 is provided with guidance panel 110, is provided with pulley gear 130 bottom it, the back side of described audio amplifier body 1 is provided with pull rod device 120, the one side corresponding with described pull rod device 120 is provided with loudspeaker device 140;
Described audio amplifier treatment system, comprises the circuit board be connected with described guidance panel 110, described circuit board is provided with the power module, signal input module, control module, audio processing modules and the power amplifier module that connect successively.
Further, described guidance panel 110 comprises power control, plays adjusting device, power input, display unit and/or external equipment input unit.
Further, described power control comprises mains switch; Described broadcasting adjusting device comprises broadcast button and/or regulates button; Described power input comprises direct current socket and alternating current socket; Described display unit comprises power supply indicator and/or charging indicator light; Described external equipment input unit comprises audio frequency input socket, microphone input socket, guitar input socket, USB and/or SD socket.
Further, described power module comprises DC circuit and alternating current circuit; Described DC circuit is connected with described direct current socket; Described alternating current circuit is connected with described alternating current socket.
Further, described guidance panel 110 is the single operation panel of multi-functional unification, or multiple guidance panels that point functional area is arranged.
Further, described pulley gear 130 is integral type sister block structure.
Further, described loudspeaker device 140 comprises bass horn and/or loudspeaker.
Further, described audio amplifier body 1 is also provided with metal net mask 150.
Further, described audio amplifier body 1 is also provided with door handle device 160, described door handle device 160 is contractility handle.
Further, described audio amplifier body 1 is also provided with corner wrapping device 170, described corner wrapping device 170 collides with for metal is anti-and grinds flower sheet metal.
Embodiment 2
The present embodiment provides a kind of AC/DC portable active audio amplifier, it is characterized in that, comprising: audio amplifier body 1 and the audio amplifier treatment system being arranged at described audio amplifier body interior, wherein,
Described audio amplifier body 1, is provided with guidance panel 110, pull rod device 120, pulley gear 130 and loudspeaker device 140, and described guidance panel 110 connects with described audio amplifier treatment system phase lotus root;
Described audio amplifier treatment system, comprises the circuit board be connected with described guidance panel 110, described circuit board is provided with signal input module, audio processing modules, power amplifier module, power module, and control module.
Described audio amplifier body 1 is the casing of draw-bar box type, and the shape of described casing can be square, rectangle, circle, ellipse or irregularly shaped, in addition, and the casing that described casing can be made for metal, plastics, wooden, stone material or cement material.Particularly, the wooden casing that wooden casing comprises MDF, adhesive plate, solid wood material are made, it is less that it has resonance, the feature that tonequality is good; It is low that plastic box has cost, is easily shaped, and can be processed into the feature of arbitrary shape; Metal cabinet has easy shaping, the feature that outward appearance is magnificent; It is little that stone material and cement material casing have resonance, is suitable for the feature of the low frequency audio amplifiers such as subwoofer.Certain those skilled in the art also can select the material of casing according to actual conditions, and are set to the casing of difform draw-bar box type, are not repeated at this; In the present embodiment, preferred described audio amplifier body 1 is wooden acoustic box, has resonance less, the feature that tonequality is good.
Described guidance panel 110, be arranged on the outer surface of described audio amplifier body 1, it can be the single operation panel of the multi-functional unification of collection, multiple guidance panels that also can arrange for point functional area, such as be divided into the first guidance panel, second guidance panel and the 3rd guidance panel, in addition, described guidance panel 110 can be arranged at the top surface of described audio amplifier body 1, two sides or the back side, in the present embodiment, preferred described guidance panel 110 is for being arranged at the top of described audio amplifier body 1, and its size is be less than or equal to described audio amplifier body 1 topside area 1/2nd, setting like this can convenient operation, and handle can be installed in spare bits, facilitate the movement of audio amplifier,
Further, described guidance panel 110 comprises power control, plays adjusting device, power input, display unit and/or external equipment input unit, and particularly, described power control comprises mains switch; Described broadcasting adjusting device comprises broadcast button and/or regulates button; Described power input comprises direct current socket and alternating current socket; Described display unit comprises power supply indicator and/or charging indicator light; Described external equipment input unit comprises audio frequency input socket, microphone input socket, guitar input socket, USB and/or SD socket; Further, described mains switch is for controlling the general supply of described audio amplifier; Described broadcast button includes but not limited to: repeat knob, forwarding button, back, pause button, function button etc., described adjustment button include but not limited to: volume knob, microphone regulate button, microphone reverberation regulates button, guitar volume knob etc.; Described external equipment input unit includes but not limited to: external equipment audio frequency input socket, the insurance of external storage battery, power input jack, microphone input socket, guitar input socket, AUX input socket etc.
Described pull rod device 120, be arranged at the back side of described audio amplifier body 1, it is corresponding with described loudspeaker device 140, particularly, described pull rod device 120 is single tube pull bar or two-tube pulling rod, and described pull bar can be square tube or pipe, in the present embodiment, preferred described pull rod device 120 is alloy double tubular tie, and certain those skilled in the art also can select described pull rod device 120 according to actual conditions, are not repeated at this.
Described pulley gear 130, be arranged at the bottom of described audio amplifier body 1, for supporting the movement of described audio amplifier, in the present embodiment, preferred described pulley gear 130 is integral type sister block structure, be arranged at four angles, bottom place of described audio amplifier body 1, further, also can being provided with groove in the bottom of described audio amplifier body 1, holding described pulley gear 130 for mating, when described audio amplifier body 1 is without the need to time mobile, can described pulley gear 130 be hidden with in described groove; Further, described pulley gear 130 also supportingly can be provided with the accessories such as ball, bearing, brake.Particularly, described pulley gear 130 can be: rubber universal wheel can adopt hard rubber or nylon core or polypropylene PP wheel hub, and wheel face adopts rubber or soft rubber, has wear-resistant corrosion resistance; The wheel hub of steel clamp plate polyurethane universal wheel adopts steel plate punched shaping, electroplating surface process, and wheel face adopts the wear-resistant polyurethane of high-quality; TPR elastomer universal wheel can adopt polypropylene or nylon wheel hub, TPU/TPE/TPR wheel face, and elastomer is taken turns, senior wear-resistant, slow heavy; Phenolic resins universal wheel can adopt phenolic resins die casting sulfidization molding, phenolic resins material withstand load, and it can match in excellence or beauty with cast iron, but weight is much lighter than cast iron, meanwhile, has the premium properties of high temperature resistant 280 DEG C; Air tyre universal wheel can adopt steel clamp plate punch forming wheel hub, plating or plastic-blasting process, or adopts polypropylene PP wheel hub, rubber or polyurethane wheel face, resistance to slow weight, quiet; Aluminium core wheel hub universal wheel can adopt cast aluminium wheel hub, mold casting forming, and rubber or polyurethane wheel face are wear-resistant high temperature resistant, are widely used in rugged wheel face or concrete road surface etc. to the less demanding place of land protection, and wet environment and jumbo.
Described loudspeaker device 140, be arranged at the front of described audio amplifier body 1, further, this loudspeaker device 140 comprises bass horn 141 and/or loudspeaker 142, in the present embodiment, preferred described audio amplifier comprises the bass horn 141 of 8 cun and the loudspeaker 142 of 1 cun, certainly, those skilled in the art also can arrange described loudspeaker device 140 according to actual conditions, are not repeated at this; Preferred described loudspeaker device 140 adopts antimagnetic loudspeaker device, adopts double magnetic circuit design, is equipped with the outer metal cap of permanent magnet antimagnetic, neither affects other equipment, also do not disturb by general electromagnetic signal.
Further, described audio amplifier body 1 is also provided with metal net mask 150, described metal net mask 150 is arranged at the outside of described loudspeaker device 140, and particularly, preferred described metal cap 150 is the anti-rusted metal guard of all steel.
Further, described audio amplifier body 1 is also provided with door handle device 160, preferred described door handle device 160 is contractility handle.
Further, described audio amplifier body 1 is also provided with corner wrapping device 170, described corner wrapping device 170 collides with for metal is anti-and grinds flower sheet metal.
Described audio amplifier treatment system, for being arranged at the Circuits System of described audio amplifier body 1 inside, adopt spread spectrum fully to optimize brand-new circuit design, high-frequency low energy consumption, ensure that signal gives full expression to, tonequality details table reveals crowd; Particularly, comprise circuit board, and be arranged at described signal input module, audio processing modules, power amplifier module, power module and the control module on described circuit board, particularly, described power module connects with described signal input module phase lotus root; Described signal input module connects with described control module phase lotus root; Described control module connects with described audio processing modules phase lotus root; Described audio processing modules connects with described power amplifier module phase lotus root; Particularly,
Described power module, include DC circuit and alternating current circuit, described DC circuit is connected with the direct current socket on described guidance panel 110, described alternating current circuit is connected with the alternating current socket on described guidance panel 110, and described DC circuit and alternating current circuit are separate circuit.Described direct current socket is 12V direct current socket, and described alternating current socket is 220V alternating current socket; Further, described power module, also comprises battery protecting circuit, voltage stabilizing circuit and/or charge management circuit; Audio amplifier that the present embodiment provides supports that power supply is directly powered, and built-in lithium battery is powered, can anti-power failure, has again the idle function of overlength, enhances the use duration of portable audio amplifier, ensure that the stability of audio amplifier simultaneously.Described signal input module, for receiving the various signal of telecommunication, and transmits it to described control module and carries out data processing; Described control module, for receiving and processing the various signal of telecommunication and be delivered to corresponding module; Described audio processing modules, then exports described power amplifier module to for the treatment of audio signal; Described power amplifier module, is connected with described loudspeaker device 140, for the output of audio frequency.
Compared with prior art, the portable active audio amplifier of a kind of AC/DC described in the utility model, reaches following effect:
(1) the portable active audio amplifier of AC/DC provided by the utility model, adopts antimagnetic loudspeaker device, adopts double magnetic circuit design, is equipped with the outer metal cap of permanent magnet antimagnetic, neither affects other equipment, also do not disturb by general electromagnetic signal;
(2) the portable active audio amplifier of AC/DC provided by the utility model, supports that power supply is directly powered, built-in lithium electricity battery, and anti-power failure, has super long standby time function;
(3) the portable active audio amplifier of AC/DC provided by the utility model, have spread spectrum and fully optimize brand-new circuit design, high-frequency low energy consumption, ensure that signal gives full expression to, tonequality details table reveals crowd;
(4) the portable active audio amplifier of AC/DC provided by the utility model, simple to operate, easy to use, and be provided with mobility universal wheel, be applicable to all kinds of occasion, applicability is wide, long service life.
Because method part has been described in detail the embodiment of the present application, the expansion of the System and method for corresponding part related in embodiment is described omit here, repeat no more.Description for particular content in system can the content of reference method embodiment, no longer specifically limits here.
Above-mentioned explanation illustrate and describes some preferred embodiments of the application, but as previously mentioned, be to be understood that the application is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in application contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the application, then all should in the protection range of the application's claims.
Claims (10)
1. the portable active audio amplifier of AC/DC, is characterized in that, comprising: audio amplifier body and the audio amplifier treatment system being arranged at described audio amplifier body interior, wherein,
The top of described audio amplifier body is provided with guidance panel, bottom it, be provided with pulley gear, the back side of described audio amplifier body is provided with pull rod device, the one side corresponding with described pull rod device is provided with loudspeaker device;
Described audio amplifier treatment system, comprises the circuit board be connected with described guidance panel, described circuit board is provided with the power module, signal input module, control module, audio processing modules and the power amplifier module that connect successively.
2. the portable active audio amplifier of AC/DC according to claim 1, is characterized in that, described guidance panel comprises power control, plays adjusting device, power input, display unit and/or external equipment input unit.
3. the portable active audio amplifier of AC/DC according to claim 2, is characterized in that,
Described power control comprises mains switch;
Described broadcasting adjusting device comprises broadcast button and/or regulates button;
Described power input comprises direct current socket and alternating current socket;
Described display unit comprises power supply indicator and/or charging indicator light;
Described external equipment input unit comprises audio frequency input socket, microphone input socket, guitar input socket, USB and/or SD socket.
4. the portable active audio amplifier of AC/DC according to claim 3, it is characterized in that, described power module comprises DC circuit and alternating current circuit;
Described DC circuit is connected with described direct current socket;
Described alternating current circuit is connected with described alternating current socket.
5. the portable active audio amplifier of AC/DC according to claim 2, it is characterized in that, described guidance panel is the single operation panel of multi-functional unification, or multiple guidance panels that point functional area is arranged.
6. the portable active audio amplifier of AC/DC according to claim 1, it is characterized in that, described pulley gear is integral type sister block structure.
7. the portable active audio amplifier of AC/DC according to claim 1, it is characterized in that, described loudspeaker device comprises bass horn and/or loudspeaker.
8. the portable active audio amplifier of AC/DC according to claim 1, is characterized in that, described audio amplifier body is also provided with metal net mask.
9. the portable active audio amplifier of AC/DC according to claim 1, it is characterized in that, described audio amplifier body is also provided with door handle device, and described door handle device is contractility handle.
10. the portable active audio amplifier of AC/DC according to claim 1, is characterized in that, described audio amplifier body is also provided with corner wrapping device, and described corner wrapping device is the anti-mill flower sheet metal that collides with of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664842.7U CN205029817U (en) | 2015-08-28 | 2015-08-28 | Portable active audio amplifier of AC/DC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664842.7U CN205029817U (en) | 2015-08-28 | 2015-08-28 | Portable active audio amplifier of AC/DC |
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| Publication Number | Publication Date |
|---|---|
| CN205029817U true CN205029817U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520664842.7U Expired - Fee Related CN205029817U (en) | 2015-08-28 | 2015-08-28 | Portable active audio amplifier of AC/DC |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072522A (en) * | 2015-08-28 | 2015-11-18 | 北京联科中诺科技有限公司 | Alternating current-direct current mobile active speaker |
| CN108429991A (en) * | 2018-05-15 | 2018-08-21 | 马鞍山安慧智电子科技有限公司 | It is a kind of can anti-magnetic disturbance electronic audio |
-
2015
- 2015-08-28 CN CN201520664842.7U patent/CN205029817U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072522A (en) * | 2015-08-28 | 2015-11-18 | 北京联科中诺科技有限公司 | Alternating current-direct current mobile active speaker |
| CN108429991A (en) * | 2018-05-15 | 2018-08-21 | 马鞍山安慧智电子科技有限公司 | It is a kind of can anti-magnetic disturbance electronic audio |
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| CF01 | Termination of patent right due to non-payment of annual fee |