CN204733384U - Portable loudspeaker - Google Patents
Portable loudspeaker Download PDFInfo
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- CN204733384U CN204733384U CN201520433657.7U CN201520433657U CN204733384U CN 204733384 U CN204733384 U CN 204733384U CN 201520433657 U CN201520433657 U CN 201520433657U CN 204733384 U CN204733384 U CN 204733384U
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- Prior art keywords
- loudspeaker
- housing
- battery
- power amplifier
- loud speaker
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- 230000005236 sound signal Effects 0.000 claims abstract description 15
- 230000005611 electricity Effects 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 abstract description 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Abstract
The utility model provides a kind of Portable loudspeaker, relates to electronics field.Comprise housing, loud speaker, circuit board, switch, volume adjustment knob, charging inlet, headset socket, the upper end of loud speaker in housing, circuit board is placed in enclosure interior, outside is provided with switch and volume adjustment knob, there is battery capacity indication lamp switch lower end, and there are charging inlet and headset socket in hull outside lower end.Bluetooth module is increased in loudspeaker, Wireless transceiver audio signal can be realized, people can know the number of the electricity of Portable loudspeaker by battery capacity indication lamp, controller in loudspeaker carries out analyzing and processing to audio signal, be divided into L channel and signal is sent to power amplifier by R channel, at the amplification through power amplifier, by the output respectively of loudspeaker unit, can obtain tonequality better stereo, distortion is few.
Description
Technical field
The utility model relates to electronics field, is specifically related to a kind of Portable loudspeaker.
Background technology
The appearance of electronics field makes people free from loaded down with trivial details wiring and installing, and wireless technology has been applied to each electronic product, and along with people's living standard improves day by day, this product is also popularized.
Current people have had more demand to loudspeaker, but present stage most of loudspeaker be wired, this cause teacher guide wait need micropkonic user use on inconvenience, people see a film play games time sound there is no third dimension.
Utility model content
(1) technical problem solved
For the deficiencies in the prior art, the utility model provides a kind of Portable loudspeaker, meets the stereo demand with wireless microphone crowd of major part needs.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model is achieved by the following technical programs:
A kind of Portable loudspeaker, comprise housing 1, loud speaker 2, circuit board 3, switch 4, volume adjustment knob 5, charging inlet 6, headset socket 7, it is characterized in that, the described upper end of loud speaker 2 in housing 1, it is inner that described circuit board 3 is placed in housing 1, described housing 1 outer setting has switch 4 and volume adjustment knob 5, and there is battery capacity indication lamp 8 described switch 4 lower end, and outside described housing 1, there are charging inlet 4 and headset socket 7 in lower end.
Preferably, described circuit board 3 comprises:
Power amplifier 31: be connected with described loudspeaker unit, makes whole system that good tonequality can be provided to export;
Controller 32: be connected with power amplifier 31, carries out data by the audio signal after process or control signal and sends to power amplifier 31;
Bluetooth module 33: be connected with controller 32, for receiving audio signal or control signal that intelligent terminal sends and sending to controller 32 to process;
Battery 34: power to each parts by circuit;
Battery electric quantity detection module 35: be connected with described battery 34, for detecting the electricity of battery 4 and sending signal to battery capacity indication lamp 8.
Preferably, described loud speaker 2 has 4, and loud speaker is placed in housing 1 by speaker base 23.
Preferably, in described 4 loud speakers 21, two is left channel loudspeaker 21, and two is right channel loudspeaker 22.
Preferably, described controller 32 comprises microcontroller, digital signal processor and decoder, for the treatment and analysis to audio signal.
(3) beneficial effect
The utility model provides a kind of Portable loudspeaker, bluetooth module is increased in loudspeaker, Wireless transceiver audio signal can be realized, people can know the number of the electricity of Portable loudspeaker by battery capacity indication lamp, the controller in loudspeaker carries out analyzing and processing to audio signal, are divided into L channel and signal is sent to power amplifier by R channel, at the amplification through power amplifier, by the output respectively of loudspeaker unit, can obtain tonequality better stereo, distortion is few.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model embodiment Portable loudspeaker structural representation;
Fig. 2 is the utility model embodiment Portable loudspeaker speaker base and loadspeaker structure schematic diagram;
Fig. 3 is the utility model embodiment Portable loudspeaker workflow structural representation;
Fig. 4 is battery capacity indication lamp color display decision flow chart in the utility model embodiment Portable loudspeaker.
In figure: 1-housing, 2-loud speaker, 3-circuit board, 4-switch, 5-volume adjustment knob, 6-charging inlet, 7-headset socket, 8-battery capacity indication lamp, 21-left channel loudspeaker, 22-right channel loudspeaker, 23-speaker base, 31-power amplifier, 32-controller, 33-bluetooth module, 34-battery, 35-battery electric quantity detection module
Embodiment
For making the utility model embodiment technical issues that need to address, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment:
A kind of Portable loudspeaker, comprise housing 1, loud speaker 2, circuit board 3, switch 4, volume adjustment knob 5, charging inlet 6, headset socket 7, the upper end of loudspeaker unit 2 in housing 1, loud speaker 2 comprises two left channel loudspeaker 21, two right channel loudspeaker 22, described loud speaker 2 is placed in housing 1 by speaker base 23, it is inner that circuit board 3 is placed in housing 1, housing 1 outer setting has switch 4 and volume adjustment knob 5, there is battery capacity indication lamp 8 switch 6 lower end, and outside housing 1, there are charging inlet 6 and headset socket 7 in lower end.
Circuit board 3 comprises:
Power amplifier 31: be connected with described loudspeaker unit, makes whole system that good tonequality can be provided to export;
Controller 32: be connected with power amplifier 31, comprises microcontroller, digital signal processor and decoder, for the analysis of audio signal and algorithm process, the audio signal after process or control signal is carried out data and sends to power amplifier 31;
Bluetooth module 33: be connected with controller 32, for receiving audio signal or control signal that intelligent terminal sends and sending to controller 32 to process;
Battery 34: power to each parts by circuit;
Battery electric quantity detection module 35: be connected with described battery 34, for detecting the electricity of battery 4 and sending signal to battery capacity indication lamp 8.
During Portable loudspeaker work, the wire signal that the wireless signal that the bluetooth module of intelligent terminal is launched enters loudspeaker bluetooth module or headset input enters controller, controller sends to power amplifier after audio signal or control signal are carried out data processing, and voice signal is flowed to loudspeaker unit and carries out played in stereo by power amplifier; Battery electric quantity detection module judges electricity, and when electricity is more than or equal to 80%, green LED is luminous, display is green, represent that electricity is sufficient, when electricity is less than 20%, red LED lamp is luminous, shown in red, remind user's electricity not enough, when electricity is between 80% to 20%, green LED lamp and red LED lamp are simultaneously luminous, be shown as orange, represent that electricity is medium.
To sum up, the utility model embodiment has following beneficial effect:
The utility model embodiment provides a kind of Portable loudspeaker, bluetooth module is increased in loudspeaker, Wireless transceiver audio signal can be realized, people can know the number of the electricity of Portable loudspeaker by battery capacity indication lamp, in loudspeaker, arrange power amplifier, realize stereosonic conversion, charging can be charged by charger, can also be charged by the USB interface insertion computer of the charging wire other end or portable power source, use efficient and convenient.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
Above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (5)
1. a Portable loudspeaker, comprise housing (1), loud speaker (2), circuit board (3), switch (4), volume adjustment knob (5), charging inlet (6), headset socket (7), it is characterized in that, the upper end of described loud speaker (2) in housing (1), it is inner that described circuit board (3) is placed in housing (1), described housing (1) outer setting has switch (4) and volume adjustment knob (5), there is battery capacity indication lamp (8) described switch (4) lower end, there are charging inlet (6) and headset socket (7) in lower end, described housing (1) outside.
2. Portable loudspeaker as claimed in claim 1, it is characterized in that, described circuit board (3) comprising:
Power amplifier (31): be connected with described loudspeaker unit, makes whole system that good tonequality can be provided to export;
Controller (32): be connected with power amplifier (31), carries out data by the audio signal after process or control signal and sends to power amplifier (31);
Bluetooth module (33): be connected with controller (32), for receiving audio signal or control signal that intelligent terminal sends and sending to controller (32) to process;
Battery (34): power to each parts by circuit;
Battery electric quantity detection module (35): be connected with described battery (34), for detecting the electricity of battery (34) and signal being sent to battery capacity indication lamp (8).
3. Portable loudspeaker as claimed in claim 1, it is characterized in that, described loud speaker (2) has 4, and loud speaker is placed in housing (1) by speaker base (23).
4. Portable loudspeaker as claimed in claim 3, it is characterized in that, in described 4 loud speakers (2), two is left channel loudspeaker (21), and two is right channel loudspeaker (22).
5. Portable loudspeaker as claimed in claim 2, it is characterized in that, described controller (32) comprises microcontroller, digital signal processor and decoder, for the treatment and analysis to audio signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520433657.7U CN204733384U (en) | 2015-06-23 | 2015-06-23 | Portable loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520433657.7U CN204733384U (en) | 2015-06-23 | 2015-06-23 | Portable loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204733384U true CN204733384U (en) | 2015-10-28 |
Family
ID=54391708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520433657.7U Active CN204733384U (en) | 2015-06-23 | 2015-06-23 | Portable loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204733384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658325A (en) * | 2017-03-05 | 2017-05-10 | 刘金凤 | Light amplifier for teaching |
-
2015
- 2015-06-23 CN CN201520433657.7U patent/CN204733384U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658325A (en) * | 2017-03-05 | 2017-05-10 | 刘金凤 | Light amplifier for teaching |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |