CN202918480U - Wireless sound box - Google Patents
Wireless sound box Download PDFInfo
- Publication number
- CN202918480U CN202918480U CN 201220636446 CN201220636446U CN202918480U CN 202918480 U CN202918480 U CN 202918480U CN 201220636446 CN201220636446 CN 201220636446 CN 201220636446 U CN201220636446 U CN 201220636446U CN 202918480 U CN202918480 U CN 202918480U
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Abstract
The utility model provides a wireless sound box, relating to the sound box technical field and especially to a sound box employing a wireless mode. The wireless sound box comprises a sound box body, an electronic circuit board, a power supply and a horn; the inner of the sound box is provided with the electronic circuit board which is provided with a wireless signal sending unit, a wireless signal receiving unit, a power amplification unit, a wireless power supply sending unit, a wireless power supply receiving unit and a UPS unit, wherein an input terminal of the wireless signal sending unit is in connection with an audio frequency input device; an output terminal of the wireless signal receiving unit is in connection with an input terminal of the power amplification unit; an output terminal of the power amplification unit is in connection with the horn; the wireless power supply sending unit is in connection with a power supply; the wireless power supply receiving unit is in connection with the sound box body; a power supply output terminal of the UPS unit is respectively in connection with the wireless signal receiving unit and the power amplification unit; a power supply input terminal of the UPS is in connection with an output terminal of the wireless power supply receiving unit.
Description
Technical field
A kind of wireless sound box of the utility model relates to the technology for loudspeaker box field, particularly a kind of audio amplifier that adopts wireless mode.
Background technology
Existing audio amplifier is owing to needing a large amount of wirings, especially out of doors.Give and install, debug and move and brought very large trouble.
The utility model content
The purpose of this utility model is for existing technical deficiency, and a kind of wireless sound box is provided, and adopts that wireless signal sends, receiving element is realized wireless connections, is a kind of installation, audio amplifier easy to use.
A kind of wireless sound box takes following technical scheme to realize: a kind of wireless sound box comprises audio amplifier body, electronic circuit board, power supply and loudspeaker, in the audio amplifier body, electronic circuit board is installed, at electronic circuit board wireless signal transmitting element, reception of wireless signals unit and power amplification unit are installed, wireless power transmitting element, wireless power receiving element and UPS cellular installation are on the audio amplifier body, the input of wireless signal transmitting element links to each other with audio input device, and the wireless signal transmitting element links to each other by wireless mode with the reception of wireless signals unit; The output of reception of wireless signals unit links to each other with the input of power amplification unit, and the output of power amplification unit links to each other with loudspeaker; The wireless power transmitting element links to each other with power supply, and the wireless power transmitting element links to each other by wireless mode with the wireless power receiving element; The wireless power receiving element links to each other with the audio amplifier body; The power output end of UPS unit links to each other with power amplification unit with the reception of wireless signals unit respectively, and the power input of UPS unit links to each other with the output of wireless power receiving element.
Wherein, the wireless signal transmitting element is used for obtaining audio signal and Audio Signal Processing being sent to the reception of wireless signals unit by wireless mode from server, the reception of wireless signals unit is used for receiving wireless signal, power amplification unit is used for amplifying audio signal and driving loudspeaker playing sound, the wireless power transmitting element is used for obtaining electric energy and electric energy being sent to the wireless power receiving element by wireless mode from power supply, the wireless power receiving element is used for receiving the electric energy that the wireless power transmitting element sends, the UPS unit is used in the situation that suddenly outage, continue power supply, what ensure audio amplifier can continue operation.
Described loudspeaker adopt moving-coil type loudspeaker or moving-iron type loudspeaker.
The prime amplifier chip of described power amplification unit is AD827, and rear class power amplification chip is TAD7293.
The storage battery of described UPS unit is lead-acid battery, and the voltage comparable chip is the LM339 chip.
Described wireless power transmitting element adopts the VOX330MP2A chip.
Described wireless power receiving element adopts the VOXR5C2 chip.
Described reception of wireless signals unit adopts bluetooth module.
Described server input equipment is the input equipment that computer, mobile phone etc. possess the wireless transmission data function.
Described wireless power transmitting element adopts bluetooth module.
Described wireless mode is bluetooth mode.
The utility model is reasonable in design, improved the form that general audio amplifier needs data wire and power line to play, by the wireless transmission audio signal, solve wired problem that could connect, with crossing wireless power, solve the worry of a large amount of wirings, can install easily, debug and carry, normally carrying out of assurance activity uses manpower and material resources sparingly.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing:
Fig. 1 is the operation principle block diagram of a kind of wireless sound box of the utility model.
Embodiment
With reference to accompanying drawing 1, a kind of wireless sound box of the utility model comprises audio amplifier body, electronic circuit board, power supply and loudspeaker, in the audio amplifier body, electronic circuit board is installed, at electronic circuit board wireless signal transmitting element, reception of wireless signals unit and power amplification unit are installed, wireless power transmitting element, wireless power receiving element and UPS cellular installation are on the audio amplifier body, the input of wireless signal transmitting element links to each other with audio input device, and the wireless signal transmitting element links to each other by wireless mode with the reception of wireless signals unit; The output of reception of wireless signals unit links to each other with the input of power amplification unit, and the output of power amplification unit links to each other with loudspeaker; The wireless power transmitting element links to each other with power supply, and the wireless power transmitting element links to each other by wireless mode with the wireless power receiving element; The wireless power receiving element links to each other with the audio amplifier body; The power output end of UPS unit links to each other with power amplification unit with the reception of wireless signals unit respectively, and the power input of UPS unit links to each other with the output of wireless power receiving element.
Wherein, the wireless signal transmitting element is used for obtaining audio signal and Audio Signal Processing being sent to the reception of wireless signals unit by wireless mode from server, the reception of wireless signals unit is used for receiving wireless signal, power amplification unit is used for amplifying audio signal and driving loudspeaker playing sound, the wireless power transmitting element is used for obtaining electric energy and electric energy being sent to the wireless power receiving element by wireless mode from power supply, the wireless power receiving element is used for receiving the electric energy that the wireless power transmitting element sends, the UPS unit is used in the situation that suddenly outage, continue power supply, what ensure audio amplifier can continue operation.
Described loudspeaker adopt moving-coil type loudspeaker or moving-iron type loudspeaker.
The prime amplifier chip of described power amplification unit is AD827, and rear class power amplification chip is TAD7293.
The storage battery of described UPS unit is lead-acid battery, and the voltage comparable chip is the LM339 chip.
Described wireless power transmitting element adopts the VOX330MP2A chip.
Described wireless power receiving element adopts the VOXR5C2 chip.
Described reception of wireless signals unit adopts bluetooth module.
Described server input equipment is the input equipment that computer, mobile phone etc. possess the wireless transmission data function.
Described wireless power transmitting element adopts bluetooth module.
Described wireless mode is bluetooth mode.
The above only is preferred embodiment of the present utility model, therefore all equivalence or modifications of doing according to the described structure of the utility model patent claim, feature and principle are included in the utility model patent claim.
Claims (9)
1. wireless sound box, it is characterized in that: comprise audio amplifier body, electronic circuit board, power supply and loudspeaker, in the audio amplifier body, electronic circuit board is installed, at electronic circuit board wireless signal transmitting element, reception of wireless signals unit and power amplification unit are installed, wireless power transmitting element, wireless power receiving element and UPS cellular installation are on the audio amplifier body, the input of wireless signal transmitting element links to each other with audio input device, and the wireless signal transmitting element links to each other by wireless mode with the reception of wireless signals unit; The output of reception of wireless signals unit links to each other with the input of power amplification unit, and the output of power amplification unit links to each other with loudspeaker; The wireless power transmitting element links to each other with power supply, and the wireless power transmitting element links to each other by wireless mode with the wireless power receiving element; The wireless power receiving element links to each other with the audio amplifier body; The power output end of UPS unit links to each other with power amplification unit with the reception of wireless signals unit respectively, and the power input of UPS unit links to each other with the output of wireless power receiving element.
2. a kind of wireless sound box according to claim 1, it is characterized in that: the prime amplifier chip of described power amplification unit is AD827, and rear class power amplification chip is TAD7293.
3. a kind of wireless sound box according to claim 1, it is characterized in that: described loudspeaker are moving-coil type loudspeaker or moving-iron type loudspeaker.
4. a kind of wireless sound box according to claim 1, it is characterized in that: the storage battery of described UPS unit is lead-acid battery, the voltage comparable chip is the LM339 chip.
5. a kind of wireless sound box according to claim 1, it is characterized in that: described wireless power transmitting element is the VOX330MP2A chip.
6. a kind of wireless sound box according to claim 1, it is characterized in that: described wireless power receiving element is the VOXR5C2 chip.
7. a kind of wireless sound box according to claim 1, it is characterized in that: described reception of wireless signals unit is bluetooth module.
8. a kind of wireless sound box according to claim 1 is characterized in that: described wireless power transmitting element employing bluetooth module.
9. a kind of wireless sound box according to claim 1, it is characterized in that: described wireless mode is bluetooth mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220636446 CN202918480U (en) | 2012-04-12 | 2012-11-28 | Wireless sound box |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220152490.3 | 2012-04-12 | ||
| CN201220152490 | 2012-04-12 | ||
| CN 201220636446 CN202918480U (en) | 2012-04-12 | 2012-11-28 | Wireless sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918480U true CN202918480U (en) | 2013-05-01 |
Family
ID=48166755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220636446 Expired - Fee Related CN202918480U (en) | 2012-04-12 | 2012-11-28 | Wireless sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202918480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107872763A (en) * | 2017-12-05 | 2018-04-03 | 广州拓卜电子有限公司 | A kind of loudspeaker and wireless Public Address System |
-
2012
- 2012-11-28 CN CN 201220636446 patent/CN202918480U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107872763A (en) * | 2017-12-05 | 2018-04-03 | 广州拓卜电子有限公司 | A kind of loudspeaker and wireless Public Address System |
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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: 20130501 Termination date: 20151128 |