CN204537375U - A kind of smog alert system - Google Patents
A kind of smog alert system Download PDFInfo
- Publication number
- CN204537375U CN204537375U CN201520200270.7U CN201520200270U CN204537375U CN 204537375 U CN204537375 U CN 204537375U CN 201520200270 U CN201520200270 U CN 201520200270U CN 204537375 U CN204537375 U CN 204537375U
- Authority
- CN
- China
- Prior art keywords
- smoke sensing
- voltage
- sensing device
- smog
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of smog alert system, and it comprises: multiple smoke sensing device, and described smoke sensing device is positioned at different positions, for sensing the smog of external environment condition, sends a control signal when smog being detected; Warning device, it accepts described control signal and produces alarm signal; Multiple sound-producing device, is separately positioned on described smoke sensing device position, accepts described alarm signal and send alarm sound; Display device, accepts described alerting signal and demonstrates the position of described smoke sensing device.The utility model is for can detect multiple position simultaneously, and simultaneously each position has warning horn, and can smoke sensing device stability high, power consumption is little, long service life.
Description
Technical field
The utility model relates to safety-security area, is more particularly a kind of smog alert system.
Background technology
Smoke transducer is mainly used in the place that underground coal mine has gas and coal dust explosion hazard and fire hazard, and the smog that can produce the burning such as rubber, plastics, coal detect, remote measurement and centralized watch.Have that resistance to corrosion is strong, high sensitivity, structure are simple, power consumption is little, cost is low and the feature such as easy maintenance.The smoke transducer now commercially existed mainly contains and utilizes the smoke transducer of physicochemical property, utilize the smoke transducer of physical property and utilize the smoke transducer three kinds of electrochemical properties, wherein extensive with the smoke transducer of electrochemical properties, such as current mode smoke transducer and electromotive force type gas sensor etc.The smoke transducer of described electrochemical properties is generally all provided with power module circuitry, for other circuit are powered traditionally after utilizing three-terminal regulator block voltage stabilizing, as Chinese utility model patent Authorization Notice No. " mine smoke sensor " disclosed in CN201837576U, the thermal value of three-terminal regulator block is large, power attenuation is high, less stable, easy damage, adds use cost.In addition, as smoke transducer, the whether rational in infrastructure of power module circuitry can produce corresponding impact to whole smoke transducer.
Utility model content
In order to solve the problem, the utility model provides a kind of smog alert system, and it comprises:
Multiple smoke sensing device, described smoke sensing device is positioned at different positions, for sensing the smog of external environment condition, sends a control signal when smog being detected;
Warning device, it accepts described control signal and produces alarm signal;
Multiple sound-producing device, is separately positioned on described smoke sensing device position, accepts described alarm signal and send alarm sound;
Display device, accepts described alerting signal and demonstrates the position of described smoke sensing device;
Described smoke sensing device comprises power module circuitry, for the heating time delay of output alarm voltage Vout and alarm output circuit and the smoke sensing apparatus module circuit for output signal voltage Vout1, heating time delay is connected with smoke sensing apparatus module circuit with alarm output circuit, power module circuitry is connected with alarm output circuit and smoke sensing apparatus module circuit with heating time delay, and power to heating time delay and alarm output circuit and smoke sensing apparatus module circuit, described power module circuitry comprises diode D7, D8, electric capacity C1, C2, inductance L 1 and voltage-releasing voltage stabilizer U8, the positive pole of diode D7 meets direct supply+12V, the negative pole of diode D7 connects the positive pole of electric capacity C1 and 1 pin of voltage-releasing voltage stabilizer U8, 2 pin of voltage-releasing voltage stabilizer U8 connect the negative pole of diode D8 and one end of inductance L 1, the positive pole of another termination capacitor C2 of inductance L 1 and 4 pin of voltage-releasing voltage stabilizer U8 also export direct supply VCC, the negative pole of electric capacity C1, 3 of voltage-releasing voltage stabilizer U8, 5 pin, the positive pole of diode D8 and the negative pole common ground of electric capacity C2.
Preferably, described sound-producing device is piezoceramic disk.
Preferably, described sound-producing device is located in a container, and the volume of described container meets Helmholtz formula in sound-producing device frequency of operation.
The utility model has following beneficial effect:
The utility model is for can detect multiple position simultaneously, and simultaneously each position has warning horn, and can smoke sensing device stability high, power consumption is little, long service life.
Accompanying drawing explanation
The smog alert system architecture schematic diagram that Fig. 1 provides for the utility model;
The smoke sensing device circuit structural drawing that Fig. 2 provides for the utility model.
Embodiment
As shown in Figure 1, the utility model provides the utility model to provide a kind of smog alert system, and it comprises:
Multiple smoke sensing device 1, described smoke sensing device is positioned at different positions, for sensing the smog of external environment condition, sends a control signal when smog being detected;
Warning device 2, it accepts described control signal and produces alarm signal; Warning device 2 is a signal processor.
Multiple sound-producing device 3, is separately positioned on smoke sensing device 1 position, accepts described alarm signal and send alarm sound;
Display device 4, accepts described alerting signal and demonstrates the position of smoke sensing device 1;
As shown in Figure 2, smoke sensing device 1 comprises power module circuitry, for the heating time delay of output alarm voltage Vout and alarm output circuit and the smoke sensing apparatus module circuit for output signal voltage Vout1, heating time delay is connected with smoke sensing apparatus module circuit with alarm output circuit, power module circuitry is connected with alarm output circuit and smoke sensing apparatus module circuit with heating time delay, and power to heating time delay and alarm output circuit and smoke sensing apparatus module circuit, described power module circuitry comprises diode D7, D8, electric capacity C1, C2, inductance L 1 and voltage-releasing voltage stabilizer U8, the positive pole of diode D7 meets direct supply+12V, the negative pole of diode D7 connects the positive pole of electric capacity C1 and 1 pin of voltage-releasing voltage stabilizer U8, 2 pin of voltage-releasing voltage stabilizer U8 connect the negative pole of diode D8 and one end of inductance L 1, the positive pole of another termination capacitor C2 of inductance L 1 and 4 pin of voltage-releasing voltage stabilizer U8 also export direct supply VCC, the negative pole of electric capacity C1, 3 of voltage-releasing voltage stabilizer U8, 5 pin, the positive pole of diode D8 and the negative pole common ground of electric capacity C2.
The sound-producing device 3 that the present embodiment adopts is piezoceramic disk.Certain the utility model also can adopt the sound-producing device of other kinds, and the present embodiment is only one of the present utility model preferably embodiment.
Further, the sound-producing device 3 that the present embodiment provides is located in a container, and the volume of described container meets Helmholtz formula in sound-producing device frequency of operation.
The utility model is for can detect multiple position simultaneously, and simultaneously each position has warning horn, and can smoke sensing device stability high, power consumption is little, long service life.
Above embodiment is only for illustrating content of the present utility model, and in addition to the embodiments described above, the utility model also has other embodiment, and all employings are equal to replacement or the technical scheme that formed of equivalent deformation mode all drops in protection domain of the present utility model.
Claims (3)
1. a smog alert system, is characterized in that, comprising:
Multiple smoke sensing device, described smoke sensing device is positioned at different positions, for sensing the smog of external environment condition, sends a control signal when smog being detected;
Warning device, it accepts described control signal and produces alarm signal;
Multiple sound-producing device, is separately positioned on described smoke sensing device position, accepts described alarm signal and send alarm sound;
Display device, accepts described alarm signal and demonstrates the position of described smoke sensing device;
Described smoke sensing device comprises power module circuitry, for the heating time delay of output alarm voltage Vout and alarm output circuit and the smoke sensing apparatus module circuit for output signal voltage Vout1, heating time delay is connected with smoke sensing apparatus module circuit with alarm output circuit, power module circuitry is connected with alarm output circuit and smoke sensing apparatus module circuit with heating time delay, and power to heating time delay and alarm output circuit and smoke sensing apparatus module circuit, described power module circuitry comprises diode D7, diode D8, electric capacity C1, electric capacity C2, inductance L 1 and voltage-releasing voltage stabilizer U8, the positive pole of diode D7 meets direct supply+12V, the negative pole of diode D7 connects the positive pole of electric capacity C1 and 1 pin of voltage-releasing voltage stabilizer U8, 2 pin of voltage-releasing voltage stabilizer U8 connect the negative pole of diode D8 and one end of inductance L 1, the positive pole of another termination capacitor C2 of inductance L 1 and 4 pin of voltage-releasing voltage stabilizer U8 also export direct supply VCC, the negative pole of electric capacity C1, 3 of voltage-releasing voltage stabilizer U8, 5 pin, the positive pole of diode D8 and the negative pole common ground of electric capacity C2.
2. smog alert system as claimed in claim 1, it is characterized in that, described sound-producing device is piezoceramic disk.
3. smog alert system as claimed in claim 2, it is characterized in that, described sound-producing device is located in a container, and the volume of described container meets Helmholtz formula in sound-producing device frequency of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520200270.7U CN204537375U (en) | 2015-04-01 | 2015-04-01 | A kind of smog alert system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520200270.7U CN204537375U (en) | 2015-04-01 | 2015-04-01 | A kind of smog alert system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204537375U true CN204537375U (en) | 2015-08-05 |
Family
ID=53751347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520200270.7U Expired - Fee Related CN204537375U (en) | 2015-04-01 | 2015-04-01 | A kind of smog alert system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204537375U (en) |
-
2015
- 2015-04-01 CN CN201520200270.7U patent/CN204537375U/en not_active Expired - Fee Related
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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: 20150805 Termination date: 20160401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |