CN203645816U - Card inserting type portable sound box - Google Patents
Card inserting type portable sound box Download PDFInfo
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- CN203645816U CN203645816U CN201320691143.2U CN201320691143U CN203645816U CN 203645816 U CN203645816 U CN 203645816U CN 201320691143 U CN201320691143 U CN 201320691143U CN 203645816 U CN203645816 U CN 203645816U
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Abstract
The utility model relates to a card inserting type portable sound box. Through an illumination sensing module and an LED driver module respectively connected with a central processing module, a control end of the LED driver module is connected with an output end of the illumination sensing module, an output end is connected with an LED light source, an input end is connected with a central processing module. A housing of a key panel corresponding to a key input module is a transmitting housing. The LED light source is disposed below the housing of the key panel. When the illumination sensing module detects that surrounding ambient light illumination of the card inserting type portable sound box is low, the LED driver module drives the LED light source to operate, so as to illuminate function keys on the key panel, and users can clearly see each function key on the key panel, thereby performing corresponding operation on the card inserting type sound box.
Description
Technical field
The utility model relates to the technical field of audio amplifier, is specifically related to a kind of card insert type portable sound box.
Background technology
Along with the development of electronic technology, card insert type portable sound box, as a kind of portable playing audio/video, has won popular liking.Due to card insert type portable sound box have volume little, the feature such as be convenient for carrying, when people are movable out of doors, like carrying card insert type portable sound box, can play at any time music, be that journey increases amusement.Existing card insert type portable sound box is provided with TF card interface, USB interface, and card insert type portable sound box reads the TF card of TF card interface and the external equipment of USB interface, and as required the audio-frequency information of TF card and external equipment is play.
Along with people are using card insert type portable sound box as the carry-on companion who travels outdoors, existing card insert type portable sound box can not meet the many-sided demand of user.As, existing card insert type portable sound box key panel is arranged on the cabinet shell of audio amplifier, when card insert type audio amplifier is during in dark environment (in the situation that especially user camps outside), user cannot see each function button of key panel clearly, thereby cannot carry out corresponding operating to card insert type audio amplifier, cause and use inconvenience.
In addition, existing card insert type portable sound box can only be play the audio-video document of the USB device of access USB interface and the SD card of access SD card interface.In the time that USB device is USB flash disk, USB flash disk directly can be accessed to USB interface, card insert type portable sound box is play the audio-video document of USB flash disk by central processing module.In the time that external equipment is mobile phone or other-end equipment (taking mobile phone as example), need to mobile phone be accessed to USB interface by data wire, or the SD card of mobile phone is taken out from mobile phone to the SD card interface that accesses again card insert type portable sound box, thereby realize, the audio-video document in mobile phone is play.The mode that mobile phone is accessed to card insert type portable sound box by data wire need to be carried data wire in addition, carries inconvenience, and, when going out, user easily leaves behind independently data wire, and make troubles to the use of card insert type portable sound box.SD card is taken off to the using method that accesses again card insert type portable sound box from mobile phone, complex operation, and removing and installing repeatedly, easily damage the dependency structure parts of mobile phone.
Utility model content
The purpose of this utility model is to overcome weak point of the prior art, a kind of card insert type portable sound box is provided, when card insert type portable sound box during in the lower environment of illumination the LED light source under key panel open, solve existing card insert type portable sound box inconvenient problem with use in dark surrounds.
The purpose of this utility model is achieved through the following technical solutions: a kind of card insert type portable sound box, comprise: central processing module and the power supply being connected with central processing module respectively, radio reception module, display screen, SD card interface, USB interface, loud speaker and keyboard input module, it is characterized in that, also comprise the illumination sensing module and the LED driver module that are connected with central processing module respectively, the control end of described LED driver module is connected with the output of illumination sensing module, output is connected with LED light source, and input is connected with central processing module; The housing of the key panel that described keyboard input module is corresponding is printing opacity housing, and described LED light source is arranged on key panel housing below.
Further, described card insert type portable sound box also comprises the bluetooth module being connected with CPU.
Further, described card insert type portable sound box also comprises the audio frequency power amplifier module being connected with central processing module and loud speaker respectively.
Further, described card insert type portable sound box also comprises the battery capacity indication lamp being connected with central processing module.
Further, described power supply comprises lithium battery and solar recharging module, and described solar recharging module is connected with central processing module and lithium battery respectively, and described lithium battery is connected with central processing module.
Further, described solar recharging module comprises solar panel and charging circuit, and described charging circuit input is connected with solar panel, and output is connected with lithium battery, and control end is connected with central processing module.
The utility model has the following advantages and beneficial effect compared to existing technology:
(1) by the illumination sensing module and the LED driver module that are connected with central processing module respectively, the control end of described LED driver module is connected with the output of illumination sensing module, and output is connected with LED light source, and input is connected with central processing module; The housing of the key panel that described keyboard input module is corresponding is printing opacity housing, described LED light source is arranged on key panel housing below, in the time that illumination sensing module detects that card insert type portable sound box surrounding environment illumination is low, LED driver module driving LED light source works, illuminate the function button on key panel, user can know each function button of seeing key panel, thereby card insert type audio amplifier is carried out to corresponding operating.
(2) card insert type portable sound box connects by bluetooth module and other external equipments with Bluetooth function, carry out data interaction, read the audio-video document of the external equipment with Bluetooth function, and play, do not need connect or the SD card of external equipment taken out to the SD card interface that accesses again card insert type audio amplifier by data wire independently, carry out data interaction by bluetooth module, make the play operation of the audio-video document of card insert type portable sound box to external equipment convenient, simple.
(3) by battery capacity indication lamp in the time that electric quantity of lithium battery is low, remind user that to start solar recharging module be lithium cell charging, guarantee that card insert type portable sound box normally works.
Brief description of the drawings
Fig. 1 is the structured flowchart of card insert type portable sound box in embodiment;
Fig. 2 is the circuit catenation principle figure of illumination sensing module in embodiment;
Fig. 3 is the structure connection diagram of power supply in embodiment.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but the execution mode that the utility model is created is not limited to this.
Embodiment
As shown in Figure 1, a kind of card insert type portable sound box, comprise: central processing module and the power supply being connected with central processing module respectively, radio reception module, display screen, SD card interface, USB interface, loud speaker, keyboard input module, illumination sensing module, LED driver module, bluetooth module, clock module and battery capacity indication lamp, described loud speaker is connected with central processing module by audio frequency power amplifier module, described illumination sensing module output is connected with the control end of LED driver module, the input of described LED driver module is connected with central processing module, output is connected with LED light source, the housing of the key panel that described keyboard input module is corresponding is printing opacity housing, described LED light source is arranged on key panel housing below.In the time that illumination sensing module detects that card insert type portable sound box surrounding environment illumination is low, LED driver module driving LED light source works, because LED light source is arranged on key panel housing below, and the housing of the key panel that keyboard input module is corresponding is printing opacity housing, therefore LED light source illuminates the function button on key panel, user can know each function button of seeing key panel, thereby card insert type audio amplifier is carried out to corresponding operating.
The circuit catenation principle figure of illumination sensing module as shown in Figure 2, wherein one termination of photodiode PD1+4V power supply (CPU one output pin), the base stage of another termination the first triode Q1, cross-over connection the first resistance R 11 between the base stage of described the first triode Q1 and emitter, the grounded emitter of the first triode Q1, the collector electrode of described the first triode Q1 connect+4V power supply after the second resistance R 12 of connecting, the collector electrode of the first triode Q1 is connected with one end of the 3rd resistance R 13, the other end of the 3rd resistance R 13 is connected with the base stage of the second triode Q2, the rear ground connection of the 4th resistance R 14 of simultaneously connecting, the grounded emitter of described the second triode Q2, collector electrode connects the negative pole of light-emitting diode in LED light source, connect+5V of the positive pole of light-emitting diode power supply (another output pin of CPU), light-emitting diode in LED light source is connected in series respectively after a pull-up resistor respectively between be connected across+5V power supply in parallel and the collector electrode of the second triode Q2.In the time that card insert type portable sound box surrounding environment illumination is high, photodiode PD1 conducting, now the first triode Q1 conducting, the second triode Q2 cut-off, the light-emitting diode (LED1-LEDn) in LED light source does not all work, in the time that card insert type portable sound box surrounding environment illumination is low, photodiode PD1 cut-off, now the first triode Q1 cut-off, the second triode Q2 conducting, the light-emitting diode (LED1-LEDn) in LED light source is all bright.Photodiode PD1 in described illumination sensing module is arranged on the reverse side of key panel for best.
The external equipment that card insert type portable sound box has Bluetooth function by bluetooth module and other is connected, as being connected with the mobile phone with Bluetooth function.Card insert type portable sound box is in the time of starting state, central processing module detects bluetooth module, SD card interface and USB interface, in the time that central processing module detects that bluetooth module has Bluetooth signal, connect according to user's actual needs and other external equipments with Bluetooth function, carry out data interaction, card insert type portable sound box can read by bluetooth module the audio-video document of the external equipment with Bluetooth function, and plays.Do not need connect or the SD card of external equipment taken out to the SD card interface that accesses again card insert type audio amplifier by data wire independently, carry out data interaction by bluetooth module, make the play operation of the audio-video document of card insert type portable sound box to external equipment convenient, simple.
As shown in Figure 3, described power supply comprises lithium battery and solar recharging module, and described solar recharging module is connected with central processing module and lithium battery respectively, and described lithium battery is connected with central processing module.Described solar recharging module comprises solar panel and charging circuit, and described charging circuit input is connected with solar panel, and output is connected with lithium battery, and control end is connected with central processing module.In the time that central processing module detects that electric quantity of lithium battery is low, the long bright or flicker of central processing unit controls battery capacity indication lamp, realizes and reminds user's card insert type portable sound box battery electric quantity low.User, by the charge function of the key panel solar recharging module that presses switch to open, realizes lithium cell charging.
Photodiode PD1 in described key panel, display screen, USB interface, SD card interface, loud speaker, battery capacity indication lamp, illumination sensing module etc. is all arranged on the shell of card insert type portable sound box.Described display screen and key panel are arranged on card insert type portable sound box front, and USB interface, SD card interface, battery capacity indication lamp are arranged on side, and the photodiode PD1 in loud speaker, illumination sensing module is arranged on the back side.Described keyboard input module comprises: mains switch button, volume adjustment knob, charge switch button, broadcasting/pause button, Bluetooth key, a upper song/next bent knob etc.
The above embodiment has only expressed execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (6)
1. card insert type portable sound box, comprise: central processing module and the power supply being connected with central processing module respectively, radio reception module, display screen, SD card interface, USB interface, loud speaker and keyboard input module, it is characterized in that, also comprise the illumination sensing module and the LED driver module that are connected with central processing module respectively, the control end of described LED driver module is connected with the output of illumination sensing module, output is connected with LED light source, and input is connected with central processing module; The housing of the key panel that described keyboard input module is corresponding is printing opacity housing, and described LED light source is arranged on key panel housing below.
2. card insert type portable sound box according to claim 1, is characterized in that: also comprise the bluetooth module being connected with CPU.
3. card insert type portable sound box according to claim 1, is characterized in that: also comprise the audio frequency power amplifier module being connected with central processing module and loud speaker respectively.
4. card insert type portable sound box according to claim 1, is characterized in that: also comprise the battery capacity indication lamp being connected with central processing module.
5. according to the card insert type portable sound box described in claim 1 to 4 any one, it is characterized in that: described power supply comprises lithium battery and solar recharging module, described solar recharging module is connected with central processing module and lithium battery respectively, and described lithium battery is connected with central processing module.
6. card insert type portable sound box according to claim 5, it is characterized in that: described solar recharging module comprises solar panel and charging circuit, described charging circuit input is connected with solar panel, and output is connected with lithium battery, and control end is connected with central processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320691143.2U CN203645816U (en) | 2013-11-04 | 2013-11-04 | Card inserting type portable sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320691143.2U CN203645816U (en) | 2013-11-04 | 2013-11-04 | Card inserting type portable sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203645816U true CN203645816U (en) | 2014-06-11 |
Family
ID=50877034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320691143.2U Expired - Fee Related CN203645816U (en) | 2013-11-04 | 2013-11-04 | Card inserting type portable sound box |
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| Country | Link |
|---|---|
| CN (1) | CN203645816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107864427A (en) * | 2017-12-24 | 2018-03-30 | 广州市尊浪电器有限公司 | A kind of solar energy audio amplifier |
-
2013
- 2013-11-04 CN CN201320691143.2U patent/CN203645816U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107864427A (en) * | 2017-12-24 | 2018-03-30 | 广州市尊浪电器有限公司 | A kind of solar energy audio amplifier |
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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: 20140611 Termination date: 20141104 |
|
| EXPY | Termination of patent right or utility model |