CN204740752U - Prevent losing language repeater - Google Patents
Prevent losing language repeater Download PDFInfo
- Publication number
- CN204740752U CN204740752U CN201520127794.8U CN201520127794U CN204740752U CN 204740752 U CN204740752 U CN 204740752U CN 201520127794 U CN201520127794 U CN 201520127794U CN 204740752 U CN204740752 U CN 204740752U
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- Prior art keywords
- resistor
- switch
- capacitor
- light
- emitting diode
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- Expired - Fee Related
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 14
- 239000003990 capacitor Substances 0.000 claims description 15
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
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- Photovoltaic Devices (AREA)
Abstract
The utility model is suitable for an education and electron field, the utility model provides a prevent losing language repeater, the language repeater includes: LCD, SD card slot, bluetooth module, microprocessor, speaker, lithium cell, solar cell, LED banks and acoustic control switch, wherein, LCD, SD card slot, bluetooth module, speaker, lithium cell are connected with microprocessor respectively, microprocessor still is connected with the one end of acoustic control switch, and the other end and switch K1's the one end of acoustic control switch are connected, and triode Q1's base is connected to K1's the other end, and the 3.3V power is connected to Q1's collecting electrode, Q1's projecting pole connecting resistance R17's one end, and R17's other end emitting diode D1's positive pole, D2's positive pole is connected to D1's negative pole, and D3's positive pole, D3's minus earth is connected to D2's negative pole. The utility model has the advantages of prevent to lose.
Description
Technical Field
The utility model belongs to education and electron field especially relate to a prevent losing repeater.
Background
A repeater is a machine that can store and repeat sound. It is a multifunctional speech signal access equipment formed by adding microprocessor chip and digital storage chip on the basis of portable radio-recorder. The existing repeater can not prevent the problem of loss, so the loss prevention repeater is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent losing repeater aims at solving the problem that the prior art lost.
The utility model is realized like this, on the one hand, provide a prevent losing repeater, the repeater includes: the system comprises a liquid crystal display, an SD card slot, a Bluetooth module, a microprocessor, a loudspeaker, a lithium battery, a solar battery, an LED lamp set and a voice control switch; wherein,
the liquid crystal display, the SD card slot, the Bluetooth module, the loudspeaker and the lithium battery are respectively connected with the microprocessor;
the microprocessor is further connected with one end of a voice-operated switch, the other end of the voice-operated switch is connected with one end of a switch K1, the other end of the switch K1 is connected with a base electrode of a triode Q1, a collector electrode of a triode Q1 is connected with a 3.3V power supply, an emitter electrode of a triode Q1 is connected with one end of a resistor R17, the other end of a resistor R17 is connected with an anode of a light-emitting diode D1, a cathode of the light-emitting diode D1 is connected with an anode of a light-emitting diode D2, a cathode of the light-emitting diode D2 is connected with an anode of a light-emitting.
Optionally, one end of the solar cell is connected to one end of a resistor R1, the other end of the resistor R1 is connected to one end of a resistor R2, the other end of the resistor R2 is connected to one end of a resistor R3, the other end of the resistor R3 is connected to the upper port of the primary side of a transformer T1, the lower port of the primary side of the transformer T1 is connected to the other end of the solar cell, the other ends of a capacitor C1 and a capacitor C2, one end of a capacitor C1 is connected to the other end of a resistor R1, one end of a capacitor C2 is connected to the other end of a resistor R2, the upper port of the secondary side of the transformer T1 is connected to one end of a resistor R4, the other end of the resistor R4 is connected to a microprocessor, one end of a capacitor C3 is connected to the other end of a resistor R4.
Optionally, the repeater further includes: the USB charging circuit is characterized in that a No. 1 interface of a USB is connected with one end of a switch K5, the other end of a switch K5 is connected with one end of a capacitor C10, the other end of the capacitor C10 is grounded, the other end of a switch K5 is further connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of a lithium battery, the other end of the lithium battery is connected with the anode of a light-emitting diode D5, and the cathode of the light-emitting diode D5 is grounded.
Compared with the prior art, the utility model, beneficial effect lies in: the utility model discloses increased solar cell and prevented losing the circuit, it has the advantage that prevents the repeater and lose.
Drawings
Fig. 1 is a circuit diagram of the loss-prevention repeater provided by the present invention;
fig. 2 is a circuit block diagram of the solar cell panel provided by the present invention;
fig. 3 is a schematic diagram of the USB charging circuit provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a prevent losing repeater, this repeater is as shown in figure 1, include: the system comprises a liquid crystal display 11, an SD card slot 12, a Bluetooth module 14, a microprocessor 15, a loudspeaker 16, a lithium battery 17, a solar battery 18, an LED lamp set and a voice control switch 19; wherein,
the liquid crystal display 11, the SD card slot 12, the Bluetooth module 14, the loudspeaker 16 and the lithium battery 17 are respectively connected with the microprocessor 15;
the microprocessor 15 is also connected with one end of a voice control switch 19, the other end of the voice control switch is connected with one end of a switch K1, the other end of K1 is connected with the base of a triode Q1, the collector of Q1 is connected with a 3.3V power supply, the emitter of Q1 is connected with one end of a resistor R17, the anode of a light-emitting diode D1 at the other end of R17, the cathode of D1 is connected with the anode of D2, the cathode of D2 is connected with the anode of D3, and the cathode of D3 is grounded.
The utility model discloses a set up an acoustic control switch and prevent that the repeater from losing, to the repeater, it is at the during operation, the speaker is the vocal, this moment because normally work, the acoustic control switch is in the closed condition, lose when the repeater, keep away from after the one end distance with the equipment of bluetooth connection promptly, the speaker then can not the sound production, because the connection that the sound source provided has been broken off, the acoustic control switch is closed this moment, Q1 switches on, the LED banks is opened, thereby remind the user to be in abnormal state, in order to avoid appearing the maloperation certainly, this circuit has set up K1 switch on purpose, only under the K1 switch closure condition, this circuit just can work.
Alternatively, as shown in fig. 2, one end of the solar cell panel 18 is connected to one end of R1, the other end of R1 is connected to one end of R2, the other end of R2 is connected to one end of R3, the other end of R3 is connected to the upper port of the primary side of the transformer T1, the lower port of the primary side of T1 is connected to the other end of the solar cell panel 18 and the other ends of C1 and C2, one end of C1 is connected to the other end of R1, one end of C2 is connected to the other end of R2, the upper port of the secondary side of T1 is connected to one end of R4, the other end of R4 is connected to MCU15, one end of C3 is connected to the other end of R4, the other end of C3 is grounded, and.
The utility model provides a novel solar cell circuit is because solar cell's voltage is higher, if direct input MCU probably leads to MCU to damage, so need step down through the vary voltage circuit, in addition, increase electric capacity is in order to need not the power supply at solar cell when, and the electric energy to solar cell is saved, and increase resistance is in order to carry out the protection that overflows. It has the advantage of high safety.
The MCU can be an MCS51 series single chip microcomputer or an STM32 series MCU.
Optionally, the repeater further includes: as shown in FIG. 3, the USB interface No. 1 is connected with one end of a switch K5, the other end of a switch K5 is connected with one end of a capacitor C10, the other end of a switch C10 is grounded, the other end of a switch K5 is also connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of a lithium battery 17, the other end of the lithium battery 17 is connected with the anode of a light-emitting diode D5, and the cathode of the switch D5 is grounded.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. An anti-loss repeater, comprising: the system comprises a liquid crystal display, an SD card slot, a Bluetooth module, a microprocessor, a loudspeaker, a lithium battery, a solar battery, an LED lamp set and a voice control switch; wherein,
the liquid crystal display, the SD card slot, the Bluetooth module, the loudspeaker and the lithium battery are respectively connected with the microprocessor;
the microprocessor is further connected with one end of a voice-operated switch, the other end of the voice-operated switch is connected with one end of a switch K1, the other end of the switch K1 is connected with a base electrode of a triode Q1, a collector electrode of a triode Q1 is connected with a 3.3V power supply, an emitter electrode of a triode Q1 is connected with one end of a resistor R17, the other end of a resistor R17 is connected with an anode of a light-emitting diode D1, a cathode of the light-emitting diode D1 is connected with an anode of a light-emitting diode D2, a cathode of the light-emitting diode D2 is connected with an anode of a light-emitting.
2. The loss-prevention repeater according to claim 1, wherein one end of the solar cell is connected to one end of a resistor R1, the other end of the resistor R1 is connected to one end of a resistor R2, the other end of the resistor R2 is connected to one end of a resistor R3, the other end of the resistor R3 is connected to the upper port of the primary side of a transformer T1, the lower port of the primary side of the transformer T1 is connected to the other end of the solar cell, the other ends of a capacitor C1 and a capacitor C2, one end of a capacitor C1 is connected to the other end of a resistor R1, one end of a capacitor C2 is connected to the other end of a resistor R2, the upper port of the secondary side of a transformer T1 is connected to one end of a resistor R4, the other end of the resistor R4 is connected to a microprocessor, one end of a capacitor C84 is connected to the other end of a resistor R4, the other end of a.
3. The loss prevention repeater according to claim 1, further comprising: the USB charging circuit is characterized in that a No. 1 interface of a USB is connected with one end of a switch K5, the other end of a switch K5 is connected with one end of a capacitor C10, the other end of the capacitor C10 is grounded, the other end of a switch K5 is further connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of a lithium battery, the other end of the lithium battery is connected with the anode of a light-emitting diode D5, and the cathode of the light-emitting diode D5 is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127794.8U CN204740752U (en) | 2015-03-05 | 2015-03-05 | Prevent losing language repeater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127794.8U CN204740752U (en) | 2015-03-05 | 2015-03-05 | Prevent losing language repeater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204740752U true CN204740752U (en) | 2015-11-04 |
Family
ID=54422477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520127794.8U Expired - Fee Related CN204740752U (en) | 2015-03-05 | 2015-03-05 | Prevent losing language repeater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204740752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211471A (en) * | 2016-08-25 | 2016-12-07 | 安徽朗越能源股份有限公司 | A kind of energy-conservation lithium electricity type solar street light intelligence control system |
-
2015
- 2015-03-05 CN CN201520127794.8U patent/CN204740752U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211471A (en) * | 2016-08-25 | 2016-12-07 | 安徽朗越能源股份有限公司 | A kind of energy-conservation lithium electricity type solar street light intelligence control 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: 20151104 Termination date: 20160305 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |