CN202677569U - Portable civil air defense electroacoustic alerter - Google Patents
Portable civil air defense electroacoustic alerter Download PDFInfo
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- CN202677569U CN202677569U CN 201220365261 CN201220365261U CN202677569U CN 202677569 U CN202677569 U CN 202677569U CN 201220365261 CN201220365261 CN 201220365261 CN 201220365261 U CN201220365261 U CN 201220365261U CN 202677569 U CN202677569 U CN 202677569U
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- power amplifier
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Abstract
The utility model discloses a portable civil air defense electroacoustic alerter. The portable civil air defense electroacoustic alerter comprises a case. A control module, a power source module, a power amplification module and a loudspeaker are arranged in the case, a telescopic draw rod is arranged on one side of the case, and trundles are arranged on the other side of the case. A voice transmission control channel and a multifunctional module are also arranged in the case. The power source module is connected with the control module, the voice transmission control channel, the multifunctional module and the power amplification module. The voice transmission control channel is in interconnection with the control module, the multifunctional module and the power amplification module, and an output end of the power amplification module is connected with the loudspeaker. By adopting a modularization integration design, the portable civil air defense electroacoustic alerter is small in volume, convenient to carry, and has a broadcast function of various alarm bells and alarm sounds with the arranging of the multifunctional module.
Description
Technical field
The utility model relates to a kind of warning horn, particularly a kind of portable electric sounding alarm for air defense.
Background technology
Electroacoustic air-raid alarm is alarm sound delivery apparatus main in the present civil air defense construction work, and it is large-scale fixed that present Electroacooustic alarm mostly is, and maneuverability is poor, and the sound equipment blind spot is arranged.The construction area that for example comparatively seals in skyscraper zone or urban district owing to be subject to blocking of Adjacent Buildings or trees, be can't hear alarm song, is air defence warning so-called " blind area ".The general area in these blind areas is little, and the warning horn of smaller power can remedy the alarm tone quantity not sufficient of blind area, and therefore the portable people's air-defence warning's device of general employing when needs issue alarm, manually is carried to required place and manually plays.In addition, when small-scale burst fire-disaster occurring, need local issue anti-air-raid and disaster-preventing alarm, or need to when speedily carrying out rescue work calamity, command at the scene the time, or when doing among a small circle the anti-air-raid and disaster-preventing publicity, all need a multi-functional alarm issue, amplify and propaganda directed to communicate, repeatedly play the stereo set of voice or music.
Yet general portable people's air-defence warning's device function singleness only can play the effect of artificial granting alarm tone, can not adapt to modern city alarm system to air defense, take precautions against natural calamities, the multi-faceted demands such as voice commander, publicity.Also there is following shortcoming in it in addition: 1) can't realize issuing synchronously alarm with central remote control warning system; 2) can not broadcast the remote speech information of command centre; 3) most of portable people's air-defence warning's devices still adopt electrodynamic type to report to the police, and namely by the motor-driven wind wheel sound that gives the alarm, function is dull; 4) the Class B power amplifiers that adopt more, although efficient is higher, when signal was low, intermodulation distortion was very serious; 5) the most power consumption of present warning horn is too high, and is very unfavorable for field work.
The utility model content
The utility model technical issues that need to address provide a kind of being convenient for carrying, and can realize the people's air defense Electroacooustic alarm that the alert sound of multiple categories within police force is reported.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is as follows.
Portable people's air defense Electroacooustic alarm comprises cabinet, is provided with control module, power module, power amplifier module and loudspeaker in the cabinet, and a side of described cabinet is provided with telescopic lever, and opposite side is provided with castor; Also be provided with voice transfer control channel and multifunction module in the cabinet; Described power module is connected with control module, voice transfer control channel, multifunction module and power amplifier module respectively; Voice transfer control channel interconnects with control module, multifunction module and power amplifier module respectively, and the output terminal of power amplifier connects loudspeaker.
Improvement of the present utility model is: described cabinet arranges on the side of telescopic lever and castor and also is provided with the Braces hanged over tow shoulders of being convenient to bear.
The concrete structure of described control module is: described control module comprises microprocessor and signal generator module, signal identification module, priority control module, voltage detecting and the discharge prevention module, alarm state indicating module, the cell voltage state indicating module that interconnect with microprocessor.
The concrete structure of described power module is: described power module comprises Switching Power Supply, charged lithium cells, management of charging and discharging module and DC voltage-stabilizing module; The output terminal of described Switching Power Supply is connected with the DC voltage-stabilizing module with the management of charging and discharging module respectively, and the input end of charged lithium cells is connected with the output terminal of management of charging and discharging module.
The concrete structure of described voice transfer control channel is: described voice transfer control channel comprises alarm signal transmission channel, remote control broadcast singal transmission channel, MP3/FM player signal transmission passage, AUX audio signal transmission passage, wired hand-held MIC signal transmission passage and wireless MIC signal transmission passage.
The concrete structure of described multifunction module is: described multifunction module comprises MP3 player, FM radio, wired hand-held subject for ridicule, wireless microphone and AUX audio signal sample module.
Improvement of the present utility model also is: adopt digital power amplifier in the described power amplifier module.
Because the technical progress of having adopted technique scheme, the utility model to obtain is as follows.
The utility model adopts the modularization Integrated design, small volume, easy to carry, and the setting of multifunction module makes the report function that the utlity model has the alert sound of multiple categories within police force.The utility model control module has adopted digital synthesis technology, makes broadcast responding sound have higher tonequality degree of purity and signal to noise ratio (S/N ratio), and blind area or the field work of using this air defence warning all have good effect.Power module adopts high power switching power supply and large capacity charged lithium cells, makes to the utlity model has lightweightly, and volume is little, advantage capacious; Use high-capacity lithium battery, be equipped with perfect charging, discharging electric batteries management system, when guaranteeing the alarm Time Of Release, prolonged battery.Power amplifier module adopts digital power amplifier, has solved alarm sound equipment Diversification Problem, improves power amplification efficiency and reaches more than 90%; And peripheral components is few, high efficiency.
The remote signal interface that the utility model arranges can be carried out the unified instruction of central command center synchronously, the voice broadcast service at issue alarm sound equipment or broadcast command center.The setting of wired hand-held handle and wireless microphone can make the utility model issue various alarms in moving process, and convenient speedily carrying out rescue work at the scene used when commanding.The setting of MP3/FM player, can for do propaganda at ordinary times, during amusement, comparatively hommization.
Description of drawings
Fig. 1 is electrical structure synoptic diagram of the present utility model.
Fig. 2 is the structural representation of described power module.
Fig. 3 is electrical connection diagram between voice transfer control channel described in the utility model and the multifunction module.
Fig. 4 is that front panel of the present utility model is arranged synoptic diagram.
Wherein: 1. keypad lock, 2. hand-held subject for ridicule 3. exchanges input interface, 4. Insurance Block, 5.AUX signal input port, 6. volume adjusting button, 7. status indicator lamp, 8. remote signal interface, 9. power switch.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further details.
A kind of portable people's air defense Electroacooustic alarm comprises cabinet, and a side of cabinet is provided with telescopic lever, and the opposite side of cabinet is provided with castor, also is provided with Braces hanged over tow shoulders on the cabinet, conveniently guides and supports and bears walking.Be provided with control circuit in the cabinet, be provided with keypad lock, hand-held subject for ridicule on the front panel of cabinet, exchange input interface, Insurance Block, AUX signal input port, volume adjusting button, status indicator lamp, remote signal interface, power switch.Cabinet is of a size of 380mmx235mmx400mm in the present embodiment, and general assembly (TW) satisfies the ergonomics requirement less than 12.5KG; Material selection irony cabinet plastic-blasting, durable; From foot wheel, handle, telescopic lever, Braces hanged over tow shoulders, easy to carry; Offside door setting operation panel, offside door arrange the spare part storehouse, and the appropriate magnet of magnetic force is chosen in the adhesive of door.
The electrical structure of control circuit mainly comprises control module, power module, power amplifier module, voice transfer control channel, multifunction module and loudspeaker as shown in Figure 1.Power module is connected with control module, voice transfer control channel, multifunction module and power amplifier module respectively, is used to control module, voice transfer control channel, multifunction module and power amplifier module that power supply is provided; Voice transfer control channel interconnects with control module, multifunction module and power amplifier module respectively; The output terminal of power amplifier connects loudspeaker.
Above-mentioned control module comprises microprocessor, signal generator module, signal identification module, priority control module, voltage detecting and discharge prevention module, alarm state indicating module, cell voltage state indicating module.
Microprocessor is connected to each other with alert tone signal generation module, signal identification module, priority level control module, voltage detecting and discharge prevention module, alarm state indicating module, cell voltage state indicating module respectively, is used for the embedded software control modules work that arranges by microprocessor.Signal generator module is for generation of alert tone signal.The signal identification module is used for the signal of control module output is judged, determines alert tone signal instruction or voice signal instruction.The priority control module is used for the priority level of alert tone signal and sound signal is controlled, and the priority level of alert tone signal instruction is higher than sound signal in the utility model, namely when alert tone signal and voice signal send simultaneously, preferentially carries out the instruction of police's tone signal.
Voltage detecting and discharge prevention module are used for detecting in real time the magnitude of voltage of power module charged lithium cells, and discharging and recharging of charged lithium cells protected.The alarm state indicating module is used for carrying out the indication of alarm state by the status indicator lamp that is arranged on the front panel under microprocessor-based control.Cell voltage state indicating module is used for equally under microprocessor-based control, according to the magnitude of voltage information that voltage detecting and discharge prevention module detect, carries out the demonstration of detection signal by the status indicator lamp that is arranged on the front panel.
Power module comprises Switching Power Supply, charged lithium cells, management of charging and discharging module and DC voltage-stabilizing module.The power input of Switching Power Supply is connected with the interchange input interface by the power switch that is arranged on the front panel, exchanges between input interface and the power switch and also is provided with Insurance Block, carries out overcurrent protection; The output terminal of Switching Power Supply is connected with the DC voltage-stabilizing module with the management of charging and discharging module respectively, and the input end of charged lithium cells is connected with the output terminal of management of charging and discharging module.
Voice transfer control channel comprises alarm signal transmission channel, remote control broadcast singal transmission channel, MP3/FM player signal transmission passage, AUX audio signal transmission passage, wired hand-held MIC signal transmission passage and wireless MIC signal transmission passage.Above-mentioned each passage is controlled each device in the multifunction module by the instruction of control module.
Multifunction module comprises MP3 player, FM radio, wired hand-held subject for ridicule, wireless microphone and AUX audio signal sample module.MP3 player and FM radio are connected with MP3/FM player signal transmission passage in the voice transfer control channel, are used for carrying out under the control of control module work.The input end of wired hand-held subject for ridicule is connected with hand-held subject for ridicule on being arranged on front panel, is used for gathering voice messaging; The output terminal of wired hand-held subject for ridicule is connected with wired hand-held MIC signal transmission passage in the voice transfer control channel, and the transmitting voice signal that is used for gathering is to control module.Wireless microphone is connected with wireless MIC signal transmission passage in the voice transfer control channel, is used for carrying out under the control of control module work.The input end of AUX audio signal sample module is connected with AUX signal input port on the front panel, is used for gathering the AUX sound signal; Output terminal is connected with AUX audio signal transmission passage in the voice transfer control channel, and the AUX audio signal transmission that is used for gathering is to control module.
Adopt digital power amplifier in the power amplifier module, the input end of digital power amplifier is connected with alarm signal transmission channel in the voice transfer control channel, the alert tone signal that is used for carrying out under the control of control module needs are reported is amplified processing, plays finally by crossing loudspeaker.
Remote control broadcast singal transmission channel in voice transfer control channel remote signal interface direct and on the front panel is connected, and is used for receiving remote signal.
The volume adjusting button that arranges on the front panel is arranged between power electricity generation module and the loudspeaker, is used for the volume of loudspeaker is regulated.
Claims (7)
1. portable people's air defense Electroacooustic alarm comprises cabinet, is provided with control module, power module, power amplifier module and loudspeaker in the cabinet, it is characterized in that: a side of described cabinet is provided with telescopic lever, and opposite side is provided with castor; Also be provided with voice transfer control channel and multifunction module in the cabinet; Described power module is connected with control module, voice transfer control channel, multifunction module and power amplifier module respectively; Voice transfer control channel interconnects with control module, multifunction module and power amplifier module respectively, and the output terminal of power amplifier connects loudspeaker.
2. portable people's air defense Electroacooustic alarm according to claim 1 is characterized in that: described cabinet arranges on the side of telescopic lever and castor and also is provided with the Braces hanged over tow shoulders of being convenient to bear.
3. portable people's air defense Electroacooustic alarm according to claim 1 is characterized in that: described control module comprise microprocessor and with signal generator module, signal identification module, priority control module, voltage detecting and discharge prevention module, alarm state indicating module, the cell voltage state indicating module of microprocessor interconnection.
4. portable people's air defense Electroacooustic alarm according to claim 3, it is characterized in that: described power module comprises Switching Power Supply, charged lithium cells, management of charging and discharging module and DC voltage-stabilizing module; The output terminal of described Switching Power Supply is connected with the DC voltage-stabilizing module with the management of charging and discharging module respectively, and the input end of charged lithium cells is connected with the output terminal of management of charging and discharging module.
5. portable people's air defense Electroacooustic alarm according to claim 4, it is characterized in that: described voice transfer control channel comprises alarm signal transmission channel, remote control broadcast singal transmission channel, MP3/FM player signal transmission passage, AUX audio signal transmission passage, wired hand-held MIC signal transmission passage and wireless MIC signal transmission passage.
6. portable people's air defense Electroacooustic alarm according to claim 5, it is characterized in that: described multifunction module comprises MP3 player, FM radio, wired hand-held subject for ridicule, wireless microphone and AUX audio signal sample module.
7. portable people's air defense Electroacooustic alarm according to claim 6 is characterized in that: adopt digital power amplifier in the described power amplifier module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220365261 CN202677569U (en) | 2012-07-26 | 2012-07-26 | Portable civil air defense electroacoustic alerter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220365261 CN202677569U (en) | 2012-07-26 | 2012-07-26 | Portable civil air defense electroacoustic alerter |
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| Publication Number | Publication Date |
|---|---|
| CN202677569U true CN202677569U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220365261 Expired - Lifetime CN202677569U (en) | 2012-07-26 | 2012-07-26 | Portable civil air defense electroacoustic alerter |
Country Status (1)
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| CN (1) | CN202677569U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104217555A (en) * | 2014-09-09 | 2014-12-17 | 广东中安合创人防科技有限公司 | Multimedia terminal control box for civil defense alarm |
| CN108133568A (en) * | 2016-12-01 | 2018-06-08 | 天津超音科技有限公司 | Based on the special frequency point self-organizing network electroacoustic alarm control system of people's air defense |
| CN109598907A (en) * | 2017-09-30 | 2019-04-09 | 河北高达电子科技有限公司 | A kind of air defence warning control system and control method based on Beidou communication |
| CN109872502A (en) * | 2017-12-04 | 2019-06-11 | 河北高达电子科技有限公司 | A kind of portable air defence warning central controller |
-
2012
- 2012-07-26 CN CN 201220365261 patent/CN202677569U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104217555A (en) * | 2014-09-09 | 2014-12-17 | 广东中安合创人防科技有限公司 | Multimedia terminal control box for civil defense alarm |
| CN108133568A (en) * | 2016-12-01 | 2018-06-08 | 天津超音科技有限公司 | Based on the special frequency point self-organizing network electroacoustic alarm control system of people's air defense |
| CN109598907A (en) * | 2017-09-30 | 2019-04-09 | 河北高达电子科技有限公司 | A kind of air defence warning control system and control method based on Beidou communication |
| CN109872502A (en) * | 2017-12-04 | 2019-06-11 | 河北高达电子科技有限公司 | A kind of portable air defence warning central controller |
| CN109872502B (en) * | 2017-12-04 | 2024-01-26 | 河北高达电子科技有限公司 | Portable air defense alarm central controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |