CN214381402U - Portable wireless acousto-optic integrated public address equipment - Google Patents
Portable wireless acousto-optic integrated public address equipment Download PDFInfo
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- CN214381402U CN214381402U CN202120358950.7U CN202120358950U CN214381402U CN 214381402 U CN214381402 U CN 214381402U CN 202120358950 U CN202120358950 U CN 202120358950U CN 214381402 U CN214381402 U CN 214381402U
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 28
- 230000010354 integration Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 18
- 230000005236 sound signal Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 8
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Abstract
The utility model belongs to the technical field of public address system, a portable wireless reputation integration public address equipment is related to, including hand miaow controller and work host computer, hand miaow controller control connection work host computer, hand miaow controller includes: the main control power supply unit provides electric energy for the control unit and the liquid crystal display unit, and the control unit is connected with the liquid crystal display unit; the work host includes: the storage battery is connected to the power management unit and used for providing electric energy of equipment, the power management unit is respectively connected with the main control power supply unit and the warning lamp unit, and the audio playing unit comprises an audio power amplifying circuit and a loudspeaker connected with the audio power amplifying circuit. The utility model discloses a storage battery power supply, the position of putting public address broadcast can be put to the best position according to the site conditions, with the effect maximize of warning light, effectively reduces the secondary accident rate.
Description
Technical Field
The utility model relates to a public address system technical field, concretely relates to portable wireless reputation integration public address equipment.
Background
The public address equipment of current road, forest, reservoir or at public places such as shopping mall, park generally adopts the fixed wired loudspeaker that sets up, and when meetting emergency, the central control room utilizes wired loudspeaker to broadcast, reminds the pedestrian to take precautions against or sparse, and the communication distance of this kind of loudspeaker is very limited, and can not move at will, can't guarantee to carry out exact broadcast in suitable position to very big inconvenience has been brought for the use.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned technical problem that exists among the prior art, the utility model provides a portable wireless reputation integration public address equipment, its concrete technical scheme as follows:
the utility model provides a portable wireless sound-light integration public address equipment, includes hand miaow controller and work host computer, hand miaow controller control connection work host computer, hand miaow controller includes: the main control power supply unit provides electric energy for the control unit and the liquid crystal display unit, and the control unit is connected with the liquid crystal display unit; the working host comprises: the storage battery is connected to the power management unit and used for providing electric energy of equipment, the power management unit is respectively connected with the main control power supply unit and the warning lamp unit, and the audio playing unit comprises an audio power amplifying circuit and a loudspeaker connected with the audio power amplifying circuit.
Further, the control unit comprises a main control circuit, a key circuit, a microphone circuit, an alarm generator circuit, a wireless Bluetooth circuit and an audio output circuit, wherein the main control circuit is provided with a main control chip, and the main control chip is connected with the key circuit, the microphone circuit, the alarm generator circuit, the wireless Bluetooth circuit and the audio output circuit respectively.
Furthermore, the key circuit is provided with a key switch, and the key enabling signal is transmitted to the main control circuit for control through the closing of the key switch; the microphone circuit is provided with a voice control microphone and is used for inputting audio signals to the main control circuit; the alarm sound generator circuit is used for sending an alarm sound signal to the main control circuit; the wireless Bluetooth circuit is used for receiving data information sent by a mobile phone end of a user and transmitting the data information to the main control circuit; and the audio output circuit is used for outputting the audio data information coded and decoded by the main control circuit.
Furthermore, the input end of the audio power amplifying circuit is connected with the output end of the audio output circuit, and the input end receives the signal which is output by the audio output circuit and used for converting the audio data, amplifies the signal and finally outputs the signal from the loudspeaker end for playing.
Further, the liquid crystal display unit comprises a liquid crystal display driving circuit, and a keyboard backlight circuit and a liquid crystal display which are respectively connected with the liquid crystal display driving circuit, wherein the liquid crystal display displays the data information output by the control unit through the driving of the liquid crystal display driving circuit.
Furthermore, the power management unit comprises a battery charging circuit and a power detection circuit, the power detection circuit comprises a low-voltage detection circuit and a power indicator lamp connected with the low-voltage detection circuit, and the power indicator lamp indicates the power-on condition of the equipment through the detection of the low-voltage detection circuit; the battery charging circuit is provided with a charging indicator lamp and indicates the charging condition of the battery through the charging indicator lamp.
Furthermore, the warning lamp unit comprises a warning lamp, a mode switching circuit and a warning lamp mode switching switch which is connected with the warning lamp through the mode switching circuit.
The utility model discloses a portable wireless reputation integration public address equipment, at the emergency accident scene, adopt the storage battery power supply, solved the trouble of active public address equipment scene searching power, put the position of public address broadcast simultaneously and can put to the best position according to the site conditions, especially under the road environment, with the effect maximize of warning light, effectively reduce secondary accident probability, the user of service can carry out real-time content broadcast according to needs through cell-phone wireless bluetooth connecting device, uses in a flexible way.
Drawings
FIG. 1 is a schematic circuit diagram of the working host of the present invention;
fig. 2 is a schematic diagram of the main control circuit of the present invention;
FIG. 3 is a schematic diagram of the alarm generator circuit of the present invention;
fig. 4 is a schematic diagram of a microphone circuit according to the present invention;
FIG. 5 is a schematic diagram of the key circuit of the present invention;
fig. 6 is a schematic diagram of an audio output circuit of the present invention;
fig. 7 is a schematic diagram of the main control power supply circuit of the present invention;
fig. 8 is a schematic diagram of a liquid crystal display unit circuit according to the present invention.
Detailed Description
In order to make the objects, technical solutions and technical effects of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
As shown in fig. 1-8, the portable wireless acousto-optic integrated public address device of the present invention comprises a hand microphone controller and a working host, wherein the hand microphone controller is connected to the working host.
The hand microphone controller comprises: the device comprises a main control power supply unit, a control unit and a liquid crystal display unit.
The main control power supply unit provides electric energy for the control unit and the liquid crystal display unit, and the control unit is connected with the liquid crystal display unit.
The control unit comprises a main control circuit, a key circuit, a microphone circuit, an alarm generator circuit, a wireless Bluetooth circuit and an audio output circuit.
The master control circuit is provided with a master control chip, and the master control chip is respectively connected with the key circuit, the microphone circuit, the alarm generator circuit, the wireless Bluetooth circuit and the audio output circuit.
The key circuit enables the corresponding functions of the equipment through the key switch, and transmits the instruction information to the main control circuit after the key switch is closed.
The microphone circuit is provided with a voice control microphone and is used for inputting voice signals to the main control circuit.
And the alarm sound generator circuit is used for sending an alarm sound signal to the main control circuit.
The wireless Bluetooth circuit is used for receiving data information sent by a mobile phone end of a user and transmitting the data information to the main control circuit.
And the audio output circuit is used for outputting the audio data information coded and decoded by the main control circuit.
The liquid crystal display unit comprises a liquid crystal display driving circuit, and a keyboard backlight circuit and a liquid crystal display which are respectively connected with the liquid crystal display driving circuit, wherein the keyboard backlight circuit is used for facilitating a user to correctly watch and use keys in a dark environment; the liquid crystal display is driven by the liquid crystal display driving circuit to display corresponding data information output by the main control circuit.
The working host comprises: the device comprises a storage battery, a power management unit, an audio playing unit and a warning lamp unit.
The storage battery is connected to the power management unit and used for providing electric energy for the equipment, and the power management unit is connected with the main control power supply unit.
The power supply management unit comprises a storage battery charging circuit and a power supply detection circuit, the power supply detection circuit comprises a low-voltage detection circuit and a power supply indicator lamp connected with the low-voltage detection circuit, and the power supply indicator lamp indicates the power-on condition of equipment through the detection of the low-voltage detection circuit; the battery charging circuit is provided with a charging indicator lamp and indicates the charging condition of the battery through the charging indicator lamp.
The audio playing unit is used for playing audio and comprises an audio power amplifying circuit and a loudspeaker.
The input end of the audio power amplifying circuit is connected with the output end of the audio output circuit, the input end receives a signal which is output by the audio output circuit and used for converting and outputting audio data, the signal is amplified, and finally the signal is output and played from the loudspeaker end.
The warning lamp unit comprises a warning lamp, a mode switching circuit and a warning lamp mode switching switch which is connected with the warning lamp through the mode switching circuit in a control mode. After the power supply of the equipment is turned on, the warning lamp starts to flicker, and the flicker mode of the warning lamp can be switched and adjusted through the mode switching switch.
Claims (7)
1. The utility model provides a portable wireless sound light integration public address equipment, includes hand miaow controller and work host computer, hand miaow controller control connection work host computer, its characterized in that, hand miaow controller includes: the main control power supply unit provides electric energy for the control unit and the liquid crystal display unit, and the control unit is connected with the liquid crystal display unit; the working host comprises: the storage battery is connected to the power management unit and used for providing electric energy of equipment, the power management unit is respectively connected with the main control power supply unit and the warning lamp unit, and the audio playing unit comprises an audio power amplifying circuit and a loudspeaker connected with the audio power amplifying circuit.
2. The portable wireless acousto-optic integrated loudspeaker device according to claim 1, wherein the control unit comprises a main control circuit, a key circuit, a microphone circuit, an alarm generator circuit, a wireless Bluetooth circuit, and an audio output circuit, the main control circuit is provided with a main control chip, and the key circuit, the microphone circuit, the alarm generator circuit, the wireless Bluetooth circuit, and the audio output circuit are respectively connected through the main control chip.
3. The portable wireless acousto-optic integrated loudspeaker device according to claim 2, wherein the key circuit is provided with a key switch, and the key enable signal is transmitted to the main control circuit for control by closing the key switch; the microphone circuit is provided with a voice control microphone and is used for inputting audio signals to the main control circuit; the alarm sound generator circuit is used for sending an alarm sound signal to the main control circuit; the wireless Bluetooth circuit is used for receiving data information sent by a mobile phone end of a user and transmitting the data information to the main control circuit; and the audio output circuit is used for outputting the audio data information coded and decoded by the main control circuit.
4. The portable wireless acousto-optic integrated loudspeaker device according to claim 2, wherein the input end of the audio power amplifying circuit is connected to the output end of the audio output circuit, and the input end receives the signal output by the audio output circuit after converting the audio data, amplifies the signal, and finally outputs the signal from the speaker end for playing.
5. The portable wireless acousto-optic integrated loudspeaker device according to claim 1, wherein the liquid crystal display unit comprises a liquid crystal display driving circuit and a keyboard backlight circuit and a liquid crystal display which are respectively connected with the liquid crystal display driving circuit, and the liquid crystal display displays data information output by the control unit through the driving of the liquid crystal display driving circuit.
6. The portable wireless acousto-optic integrated loudspeaker device as claimed in claim 1, wherein the power management unit comprises a battery charging circuit and a power detection circuit, the power detection circuit comprises a low voltage detection circuit and a power indicator lamp connected with the low voltage detection circuit, and the power indicator lamp indicates the power-on condition of the device through the detection of the low voltage detection circuit; the battery charging circuit is provided with a charging indicator lamp and indicates the charging condition of the battery through the charging indicator lamp.
7. The portable wireless acousto-optic integrated loudspeaker device according to claim 1, wherein the warning light unit comprises: the warning lamp comprises a warning lamp, a mode switching circuit and a warning lamp mode switching switch which is connected with the warning lamp through the mode switching circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120358950.7U CN214381402U (en) | 2021-02-07 | 2021-02-07 | Portable wireless acousto-optic integrated public address equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120358950.7U CN214381402U (en) | 2021-02-07 | 2021-02-07 | Portable wireless acousto-optic integrated public address equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214381402U true CN214381402U (en) | 2021-10-08 |
Family
ID=77964765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120358950.7U Expired - Fee Related CN214381402U (en) | 2021-02-07 | 2021-02-07 | Portable wireless acousto-optic integrated public address equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214381402U (en) |
-
2021
- 2021-02-07 CN CN202120358950.7U patent/CN214381402U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211008 |
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| CF01 | Termination of patent right due to non-payment of annual fee |