CN205375764U - Flue gas monitoring audio alert appearance - Google Patents
Flue gas monitoring audio alert appearance Download PDFInfo
- Publication number
- CN205375764U CN205375764U CN201620038394.4U CN201620038394U CN205375764U CN 205375764 U CN205375764 U CN 205375764U CN 201620038394 U CN201620038394 U CN 201620038394U CN 205375764 U CN205375764 U CN 205375764U
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- Prior art keywords
- circuit
- flue gas
- control circuit
- power
- audio alert
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- Expired - Fee Related
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
The utility model relates to a flue gas monitoring audio alert appearance belongs to the technical field that the flue gas was monitored, the problem of the technique is solved for: the utility model provides a when contents of the harmful gas exceeds standard in the flue gas, carry out acousto -optic warning's flue gas monitoring audio alert appearance, the technical scheme who adopts does: a flue gas monitoring audio alert appearance, includes the casing and sets up respectively at inside flue gas analysis device and the control circuit board of casing, the signal output part of flue gas analysis device links to each other with control circuit board, be provided with the intake pipe on the casing, the intake pipe links to each other with the flue gas analysis device, still be provided with display screen, button, speaker and power connection on the casing, last microcontroller, power supply circuit, pronunciation chip, audio power circuit, display screen control circuit and the button control circuit of being provided with of control circuit board, be applicable to the environmental monitoring field.
Description
Technical field
This utility model one flue gas monitoring audio alert instrument, belongs to the technical field of flue gas monitoring.
Background technology
At present, producing H2S or CO2 gas in calibrating gas production process, if these materials are directly discharged into air, chance naked light, high heat will set off an explosion, and easily make people poisoning, it is therefore desirable to carry out monitoring analysis to the H2S/CO2 content produced in calibrating gas production process.
The data accuracy of flue gas monitoring instrument is most important, and it is the important indicator evaluating prevention and control of pollution source facility regulation effect, and therefore, a kind of device flue gas can monitored in real time and report to the police just is particularly important.
Utility model content
This utility model overcomes the deficiency that prior art exists, technical problem to be solved to be: provides a kind of when harmful gas content overproof in flue gas, carries out the flue gas monitoring audio alert instrument of sound and light alarm.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of flue gas monitoring audio alert instrument, including housing and the flue gas analysis device and the control circuit plate that are separately positioned on enclosure interior, the signal output part of described flue gas analysis device is connected with control circuit plate, and described housing is provided with air inlet pipe, and described air inlet pipe is connected with flue gas analysis device；Described housing is additionally provided with display screen, button, speaker and power connection, described control circuit plate is provided with microcontroller, power circuit, speech chip, audio power circuit, display panel control circuit and key control circuit；
Described microcontroller is connected with described power circuit, speech chip, display panel control circuit and key control circuit respectively, described speech chip is connected with speaker by audio power circuit, described display panel control circuit is connected with display screen, described key control circuit is connected with button, and described power circuit is connected with power connection.
Being additionally provided with alarm lamp on described housing, described control circuit plate is provided with alarm lamp circuit, described microcontroller is connected with alarm lamp by alarm lamp circuit.
Preferably, described power circuit includes power input terminal A1, reduction voltage circuit, on-off circuit and mu balanced circuit, the input of the power input terminal A1 220V civil power accessed is converted to the 12V voltage needed for on-off circuit and mu balanced circuit by described reduction voltage circuit, and it is the 3.2V voltage needed for microcontroller that described mu balanced circuit is used for 12V photovoltaic conversion；nullDescribed on-off circuit includes: switch chip IC1，It is connected with power supply output plus terminal B1 with reduction voltage circuit behind one end of polar capacitor C2 behind one end of the power input VIN shunt-wound capacitance C1 of described switch chip IC1，The other end of described electric capacity C1 also connects the other end of polar capacitor C2、The positive pole of diode D0、Export negative terminal B2 with the power supply of reduction voltage circuit behind one end of polar capacitor C3 to be connected，The negative pole of described diode D0 is also connected with one end of inductance L1 after meeting the outfan OUT of switch chip IC1，The other end of described inductance L1 and after connecing the other end of polar capacitor C3 with one end of resistance R2、One end of electric capacity C4、Output voltage terminals A0 is connected，With the other end of resistance R1 behind one end of the other end shunt-wound capacitance C4 of described resistance R2、The feedback end FB of switch chip IC1 is connected，The other end ground connection of described resistance R1，The Enable Pin ON of described switch chip IC1 ground connection after meeting earth terminal GND1.
Preferably, described display screen is LED display.
This utility model compared with prior art has the advantages that
This utility model can realize smoke collecting, flue gas analysis is measured and LED numerical monitor；Warning is sent, to reach the effect of friendly prompting when the flue gas of detection exceedes certain value；This utility model simple in construction, practical.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is internal structure schematic diagram of the present utility model；
Fig. 3 is circuit connection diagram of the present utility model；
Fig. 4 is the circuit theory diagrams of the present embodiment breaker in middle circuit.
In figure: 1 is housing, 2 is flue gas analysis device, and 3 is control circuit plate, 4 is air inlet pipe, and 5 is display screen, and 6 is button, 7 is speaker, and 8 is power connection, 9 microcontrollers, 10 is power circuit, and 11 is speech chip, and 12 is audio power circuit, 13 is display panel control circuit, 14 is key control circuit, and 15 is alarm lamp, and 16 is alarm lamp circuit.
Detailed description of the invention
As shown in Figures 1 to 4, a kind of flue gas monitoring audio alert instrument, including housing 1 and the flue gas analysis device 2 and the control circuit plate 3 that are separately positioned on enclosure interior, the signal output part of described flue gas analysis device 2 is connected with control circuit plate 3, being provided with air inlet pipe 4 on described housing 1, described air inlet pipe 4 is connected with flue gas analysis device 2；Described housing 1 is additionally provided with display screen 5, button 6, speaker 7 and power connection 8, described control circuit plate 3 is provided with microcontroller 9, power circuit 10, speech chip 11, audio power circuit 12, display panel control circuit 13 and key control circuit 14；Described microcontroller 9 is connected with described power circuit 10, speech chip 11, display panel control circuit 13 and key control circuit 14 respectively, described speech chip 11 is connected with speaker 7 by audio power circuit 12, described display panel control circuit 13 is connected with display screen 5, described key control circuit 14 is connected with button 6, and described power circuit 10 is connected with power connection 8；Described display screen 5 is LED display.
Specifically, described housing 1 being additionally provided with alarm lamp 15, described control circuit plate 3 is provided with alarm lamp circuit 16, described microcontroller 9 is connected with alarm lamp 15 by alarm lamp circuit 16.
Further, described power circuit 10 includes power input terminal A1, reduction voltage circuit, on-off circuit and mu balanced circuit, the input of the power input terminal A1 220V civil power accessed is converted to the 12V voltage needed for on-off circuit and mu balanced circuit by described reduction voltage circuit, and it is the 3.2V voltage needed for microcontroller that described mu balanced circuit is used for 12V photovoltaic conversion；nullDescribed on-off circuit includes: switch chip IC1，It is connected with power supply output plus terminal B1 with reduction voltage circuit behind one end of polar capacitor C2 behind one end of the power input VIN shunt-wound capacitance C1 of described switch chip IC1，The other end of described electric capacity C1 also connects the other end of polar capacitor C2、The positive pole of diode D0、Export negative terminal B2 with the power supply of reduction voltage circuit behind one end of polar capacitor C3 to be connected，The negative pole of described diode D0 is also connected with one end of inductance L1 after meeting the outfan OUT of switch chip IC1，The other end of described inductance L1 and after connecing the other end of polar capacitor C3 with one end of resistance R2、One end of electric capacity C4、Output voltage terminals A0 is connected，With the other end of resistance R1 behind one end of the other end shunt-wound capacitance C4 of described resistance R2、The feedback end FB of switch chip IC1 is connected，The other end ground connection of described resistance R1，The Enable Pin ON of described switch chip IC1 ground connection after meeting earth terminal GND1.
In the present embodiment, the detected gas of input from air inlet pipe 4 is detected by flue gas analysis device 2, when in detected gas, the concentration of H2S or CO2 gas exceedes preset value, danger alarm signal is sent to alarm lamp circuit 16 and speech chip 11 by microcontroller 9, display panel control circuit 13 and speech chip 11 are by the alarm lamp 15 being attached thereto respectively and speaker 7, send strobe light and chimes of doom respectively, remind staff's flue gas to exceed standard；This utility model warning function is directly perceived, effective, practical.
Specifically, alarm sound can be stored and recording playback by this utility model by speech chip 11, and alarm sound is carried out audio frequency amplifier and process of raising one's voice by audio power circuit 12 again, thus reaching the purpose reported to the police.
This utility model can realize smoke collecting, flue gas analysis is measured and LED numerical monitor；Warning is sent, to reach the effect of friendly prompting when the flue gas of detection exceedes certain value；In addition, for making control circuit plate 3 plate be fastened on the inside of housing 1, prevent the problem such as superstructure loosening, component wear, described control circuit plate 3 adopts high intensity and the good silica gel of waterproof effect, acoustic control circuit plate 3 is made to be fixed on the inside of housing 1, meanwhile, for alleviating weight, this utility model housing adopts aluminum to make.
To sum up, this utility model has substantive distinguishing features and progress, above in conjunction with accompanying drawing, embodiment of the present utility model is explained in detail, but this utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, it is also possible to make various change under the premise without departing from this utility model objective.
Claims (3)
1. a flue gas monitoring audio alert instrument, including housing (1) and the flue gas analysis device (2) and the control circuit plate (3) that are separately positioned on enclosure interior, the signal output part of described flue gas analysis device (2) is connected with control circuit plate (3), being provided with air inlet pipe (4) on described housing (1), described air inlet pipe (4) is connected with flue gas analysis device (2)；
It is characterized in that: described housing (1) is additionally provided with display screen (5), button (6), speaker (7) and power connection (8), described control circuit plate (3) is provided with microcontroller (9), power circuit (10), speech chip (11), audio power circuit (12), display panel control circuit (13) and key control circuit (14)；
Described microcontroller (9) is connected with described power circuit (10), speech chip (11), display panel control circuit (13) and key control circuit (14) respectively, described speech chip (11) is connected with speaker (7) by audio power circuit (12), described display panel control circuit (13) is connected with display screen (5), described key control circuit (14) is connected with button (6), and described power circuit (10) is connected with power connection (8)；
Being additionally provided with alarm lamp (15) on described housing (1), described control circuit plate (3) is provided with alarm lamp circuit (16), described microcontroller (9) is connected with alarm lamp (15) by alarm lamp circuit (16)；
Described power circuit (10) includes power input terminal, reduction voltage circuit, on-off circuit and mu balanced circuit, the 220V civil power input that power input terminal is accessed by described reduction voltage circuit is converted to the 12V voltage needed for on-off circuit and mu balanced circuit, and it is the 3.2V voltage needed for microcontroller that described mu balanced circuit is used for 12V photovoltaic conversion.
null2. a kind of flue gas monitoring audio alert instrument according to claim 1，It is characterized in that: described on-off circuit includes: switch chip IC1，It is connected with power supply output plus terminal B1 with reduction voltage circuit behind one end of polar capacitor C2 behind one end of the power input VIN shunt-wound capacitance C1 of described switch chip IC1，The other end of described electric capacity C1 also connects the other end of polar capacitor C2、The positive pole of diode D0、Export negative terminal B2 with the power supply of reduction voltage circuit behind one end of polar capacitor C3 to be connected，The negative pole of described diode D0 is also connected with one end of inductance L1 after meeting the outfan OUT of switch chip IC1，The other end of described inductance L1 and after connecing the other end of polar capacitor C3 with one end of resistance R2、One end of electric capacity C4、Output voltage terminals A0 is connected，With the other end of resistance R1 behind one end of the other end shunt-wound capacitance C4 of described resistance R2、The feedback end FB of switch chip IC1 is connected，The other end ground connection of described resistance R1，The Enable Pin ON of described switch chip IC1 ground connection after meeting earth terminal GND1.
3. a kind of flue gas monitoring audio alert instrument according to claim 1, it is characterised in that: described display screen (5) is LED display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620038394.4U CN205375764U (en) | 2016-01-15 | 2016-01-15 | Flue gas monitoring audio alert appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620038394.4U CN205375764U (en) | 2016-01-15 | 2016-01-15 | Flue gas monitoring audio alert appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205375764U true CN205375764U (en) | 2016-07-06 |
Family
ID=56278491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620038394.4U Expired - Fee Related CN205375764U (en) | 2016-01-15 | 2016-01-15 | Flue gas monitoring audio alert appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205375764U (en) |
-
2016
- 2016-01-15 CN CN201620038394.4U patent/CN205375764U/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: 20160706 Termination date: 20210115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |