CN201557241U - Combined speaker box - Google Patents
Combined speaker box Download PDFInfo
- Publication number
- CN201557241U CN201557241U CN2009202021596U CN200920202159U CN201557241U CN 201557241 U CN201557241 U CN 201557241U CN 2009202021596 U CN2009202021596 U CN 2009202021596U CN 200920202159 U CN200920202159 U CN 200920202159U CN 201557241 U CN201557241 U CN 201557241U
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- CN
- China
- Prior art keywords
- power amplifier
- amplifier
- power supply
- combined box
- power
- 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 combined speaker box which comprises a power amplifier (1), a speaker box (2) and a power supply (3), wherein the power amplifier (1) is connected with the speaker box (2) by signals; the power amplifier (1) and the speaker box (2) are both electrically connected with the power supply (3); the power amplifier (1), the speaker box (2) and the power supply (3) are all installed in one tank body (4); the tank body (4) is provided with an interface (5) for plugging an iPod; and the interface (5) is electrically connected with the power amplifier (1). The combined speaker box can play music in the iPod and is convenient for carrying and using.
Description
Technical field
The utility model relates to the electroacoustic techniques field, specifically is a kind of combined box.
Background technology
Existing combined box comprises power amplifier and audio amplifier, and described power amplifier, audio amplifier are independent individuality, by holding wire above-mentioned power amplifier, audio amplifier is connected.The combined box of said structure mainly uses in various teaching, speech occasion, so its portability in transportation requires very high.Existing power amplifier, audio amplifier are independent individualities, and structure is more scattered, thereby transportation the time need take conveyance separately apart, also need during use to re-assembly, debug, and be very inconvenient.In addition, along with the rise of iPod player (being the apple player that U.S. Apple produces), existing combined box is not owing to have the interface of corresponding ipod player, and therefore existing combined box can't be play the vocal music from the iPod player.
The utility model content
The technical problems to be solved in the utility model is, overcomes the defective of above prior art, provides a kind of and can play from the vocal music of iPod player and be convenient to the combined box that transports and use.
The technical solution of the utility model is, a kind of combined box is provided, and comprises power amplifier, audio amplifier and power supply, and described power amplifier is connected with the audio amplifier signal; Described power amplifier, audio amplifier all are electrically connected with power supply, and described power amplifier, audio amplifier and power supply are installed in the same casing; Described casing is provided with the interface that inserts for the iPod player, and described interface is electrically connected with power amplifier.
After adopting above structure, the utility model compared with prior art has the following advantages:
The power amplifier of the utility model combined box, audio amplifier, power supply all are located in the casing, and it is at various teaching occasionses, when the speech occasion is used, its in use portable very convenient.In addition, the casing of the utility model combined box is provided with the interface that inserts for the MP3 player, therefore can play the vocal music from players such as MP3 easily.
As improvement, the power supply that the utility model combined box adopts is storage battery and AC power, uses AC power at fixed-site, and storage battery is used in the performance place flowing.Therefore its portable further enhancing.
As further improvement, the casing of the utility model combined box is provided with the microphone rack, can be used for placing microphone and connecting line thereof.Therefore its portability further strengthens.
As further improving, the bottom half of the utility model combined box is provided with two scroll wheels, and casing at any time can roll.Therefore its portability further strengthens again.
As further improving, the casing of the utility model combined box is provided with pull bar again, availablely pulls moving casing and moves.Therefore its portability further strengthens again.
Description of drawings
Fig. 1 is the Facad structure schematic diagram of the utility model combined box.
Fig. 2 is the reverse side structural representation of the utility model combined box.
Fig. 3 is the surface structure schematic diagram of the utility model combined box.
Shown in the figure 1, power amplifier, 2, audio amplifier, 3, power supply, 4, casing, 5, interface, 6, gram wind rack, 7, scroll wheel, 8, pull bar.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As Fig. 1, Fig. 2, Fig. 3, shown in, a kind of combined box of the utility model comprises power amplifier 1, audio amplifier 2 and power supply 3, described power amplifier 1 is connected with audio amplifier 2 signals; Described power amplifier 1, audio amplifier 2 all are electrically connected with power supply 3, and described power amplifier 1, audio amplifier 2 and power supply 3 are installed in the same casing 4; Described casing 4 is provided with the interface 5 that inserts for the ipod player, and described interface 5 is electrically connected with power amplifier 1, and the ipod interface is the special purpose interface of a 30PIN, belongs to the ipod special purpose interface.
One panel of described casing 4 is equipped with the guidance panel and the audio amplifier 2 of power amplifier 1 from top to bottom successively, and the panel of the guidance panel of above-mentioned power amplifier 1 and power supply 3 all adopts screw to be installed on the casing 4; Adopt screw that the panel of power supply 3 is installed on the casing 4 on another panel of described casing 4.
Described power supply 3 is storage battery and AC power, is having the AC power place to use AC power, uses storage battery in the AC-less power place, and automatic power-off protection storage battery when brownout prolongs battery useful life.
Described casing 4 is provided with microphone rack 6, and fixed mount comprises housing and loam cake, both snappings.
Described casing 4 bottoms are provided with two scroll wheels 7.
Described casing 4 is provided with pull bar 8.
These all are the product that can sell on the market for above-mentioned power amplifier 1, audio amplifier 2, storage battery, scroll wheel 7, pull bar 8 or the like.
Below only be to have enumerated a most preferred embodiment of the present utility model, its concrete structure: as adopting four scroll wheels etc., adopting two, three railings or the like; These are all in protection range of the present utility model.
Claims (5)
1. a combined box comprises power amplifier (1), audio amplifier (2) and power supply (3), and described power amplifier (1) is connected with audio amplifier (2) signal; Described power amplifier (1), audio amplifier (2) all are electrically connected with power supply (3), it is characterized in that: described power amplifier (1), audio amplifier (2) and power supply (3) are installed in the same casing (4); Described casing (4) is provided with the interface (5) that inserts for the ipod player, and described interface (5) is electrically connected with power amplifier (1).
2. combined box according to claim 1 is characterized in that: described power supply (3) is storage battery and AC power.
3. combined box according to claim 1 is characterized in that: described casing (4) is provided with microphone rack (6).
4. combined box according to claim 1 is characterized in that: described casing (4) bottom is provided with two scroll wheels (7).
5. combined box according to claim 1 is characterized in that: described casing (4) is provided with pull bar (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202021596U CN201557241U (en) | 2009-12-08 | 2009-12-08 | Combined speaker box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202021596U CN201557241U (en) | 2009-12-08 | 2009-12-08 | Combined speaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201557241U true CN201557241U (en) | 2010-08-18 |
Family
ID=42616931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202021596U Expired - Fee Related CN201557241U (en) | 2009-12-08 | 2009-12-08 | Combined speaker box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201557241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686493A (en) * | 2013-12-05 | 2014-03-26 | 宁波中荣声学科技有限公司 | Portable pull rod loudspeaker box |
-
2009
- 2009-12-08 CN CN2009202021596U patent/CN201557241U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686493A (en) * | 2013-12-05 | 2014-03-26 | 宁波中荣声学科技有限公司 | Portable pull rod loudspeaker box |
| CN103686493B (en) * | 2013-12-05 | 2018-08-10 | 宁波中荣声学科技有限公司 | Portable pull rod loudspeaker box |
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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: 20100818 Termination date: 20151208 |
|
| EXPY | Termination of patent right or utility model |