CN202998438U - Wireless sound box - Google Patents
Wireless sound box Download PDFInfo
- Publication number
- CN202998438U CN202998438U CN 201220596887 CN201220596887U CN202998438U CN 202998438 U CN202998438 U CN 202998438U CN 201220596887 CN201220596887 CN 201220596887 CN 201220596887 U CN201220596887 U CN 201220596887U CN 202998438 U CN202998438 U CN 202998438U
- Authority
- CN
- China
- Prior art keywords
- power supply
- management circuit
- sound box
- wireless sound
- utility
- 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 wireless sound box; the wireless sound box comprises a power supply part, an audio frequency amplifying circuit, loudspeakers connected with the audio frequency amplifying circuit respectively, and a Bluetooth module provided with a receiving antenna; the power supply part comprises a power supply management circuit, a USB (universal serial bus) interface which is connected with the power supply management circuit and the audio frequency amplifying circuit respectively, a charging management circuit, and a lithium battery which can be charged via the USB interface connected with the charge management circuit; and the lithium battery supplies power to the Bluetooth module by the power supply management circuit. The wireless sound box provided by the utility model has the beneficial effects: the locating place of the sound box has greater freedom because a power line and an audio frequency line are avoided, and the wireless sound box is suitable for being matched with a computer or mobile phone having Bluetooth function.
Description
Technical field
The utility model relates to a kind of audio amplifier, especially a kind of wireless sound box that need not power line and tone frequency channel wire.
Background technology
The audio amplifier that is complementary with computer has power line and tone frequency channel wire usually, feels more in disorder on sense organ, and the putting position of audio amplifier also is subject to certain restrictions.
The utility model content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, a kind of wireless sound box that need not power line and tone frequency channel wire is provided.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of wireless sound box, comprise power unit, audio amplifier circuit and the loud speaker that is connected with audio amplifier circuit respectively and have the bluetooth module of reception antenna, power unit comprise power supply management circuit, the USB interface that is connected with audio amplifier circuit with the power supply management circuit respectively, charge management circuit, can be by the lithium battery of the USB interface charging that is connected with charge management circuit, lithium battery is the bluetooth module power supply by the power supply management circuit.
The beneficial effects of the utility model are: a kind of wireless sound box that the utility model provides, exempted power line and tone frequency channel wire, and its putting position has the larger degree of freedom, is fit to and has computer or the use of mobile phone coupling of Bluetooth function.
Description of drawings
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is circuit block diagram of the present utility model.
In figure: 1. power supply management circuit; 2. bluetooth module; 3. lithium battery; 4. loud speaker; 5. audio amplifier circuit; 6.USB interface; 7. charge management circuit.
Embodiment
By reference to the accompanying drawings the utility model is further described now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
A kind of wireless sound box as shown in Figure 1, comprise power unit, audio amplifier circuit 5 and the loud speaker 4 that is connected with audio amplifier circuit 5 respectively and the bluetooth module 2 with reception antenna, power unit comprise power supply management circuit 1, the USB interface 6 that is connected with audio amplifier circuit 5 with power supply management circuit 1 respectively, charge management circuit 7, can be by the lithium battery 3 of USB interface 6 chargings that are connected with charge management circuit 7, lithium battery 3 be that bluetooth module 2 is powered by power supply management circuit 1.
Its principle is: transfer to audio amplifier circuit 5 after the Audio Signal Processing of sending from the computer with Bluetooth function or mobile phone that bluetooth module 2 will receive by antenna, be sent to loud speaker 4 after audio amplifier circuit 5 amplifies audio signal and play; Bluetooth module 2, audio amplifier circuit 5 are by lithium battery 3,1 power supply of power supply management circuit; Lithium battery 3 is by USB interface 6, charge management circuit 7 chargings; The wireless sound box that the utility model provides can also pass through USB interface 6 and computer wired connection, plays the music in computer.
Above-mentioned execution mode only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow person skilled in the art scholar can understand content of the present utility model and be implemented; can not limit protection range of the present utility model with this; all equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed in protection range of the present utility model.
Claims (1)
1. wireless sound box, it is characterized in that: comprise power unit, audio amplifier circuit, the loud speaker that is connected with audio amplifier circuit respectively and have the bluetooth module of reception antenna, described power unit comprise power supply management circuit, the USB interface that is connected with audio amplifier circuit with the power supply management circuit respectively, charge management circuit, can be by the lithium battery of the USB interface charging that is connected with charge management circuit, lithium battery is the bluetooth module power supply by the power supply management circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596887 CN202998438U (en) | 2012-11-13 | 2012-11-13 | Wireless sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596887 CN202998438U (en) | 2012-11-13 | 2012-11-13 | Wireless sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202998438U true CN202998438U (en) | 2013-06-12 |
Family
ID=48569562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220596887 Expired - Fee Related CN202998438U (en) | 2012-11-13 | 2012-11-13 | Wireless sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202998438U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185280A (en) * | 2014-05-29 | 2015-12-23 | 黄振强 | Digital telescopic convenient exhibition tool |
| CN107708026A (en) * | 2017-11-13 | 2018-02-16 | 江门市古旗亭工业设计有限公司 | A kind of Baffle Box of Bluetooth |
-
2012
- 2012-11-13 CN CN 201220596887 patent/CN202998438U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185280A (en) * | 2014-05-29 | 2015-12-23 | 黄振强 | Digital telescopic convenient exhibition tool |
| CN107708026A (en) * | 2017-11-13 | 2018-02-16 | 江门市古旗亭工业设计有限公司 | A kind of Baffle Box of Bluetooth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131113 |