CN202676645U - Intelligent gas detector - Google Patents
Intelligent gas detector Download PDFInfo
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- CN202676645U CN202676645U CN 201220361209 CN201220361209U CN202676645U CN 202676645 U CN202676645 U CN 202676645U CN 201220361209 CN201220361209 CN 201220361209 CN 201220361209 U CN201220361209 U CN 201220361209U CN 202676645 U CN202676645 U CN 202676645U
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Abstract
The utility model discloses an intelligent gas detector which comprises a microcontroller, a detecting unit, an A/D (Analog/Digital) converting unit, a button unit, a storage unit, a display unit, an audible and visual alarm unit and a battery, wherein the detecting unit comprises a gas sensor array and a signal processing unit; and the microcontroller comprises a detection control unit, a calibration unit, an output unit and a safety check unit. In the intelligent gas detector, the gas sensor array is used for respectively collecting the concentration signals of different gases, and the calibration and the output display of the concentration signals of different gases are completed through the microcontroller. Multiple purposes are realized through one machine, the intelligent gas detector is simple to operate, convenient and practical, and many conveniences are brought to gas detection work.
Description
Technical field
The utility model relates to a kind of intelligent gas detector.
Background technology
Along with the development of society, produce and life in the harmful gases such as formaldehyde, benzene, methane that produce more and more, also increasing to the mankind's harm, the concentration of detection harmful gas that can be promptly and accurately has very necessary meaning.Detected gas is not single gas but the potpourri of various gases usually in the reality, and the present employed gas detecting instrument of every profession and trade generally can only be finished the detection for a kind of gas, so that in the testing of reality, have to carry gas detecting instrument for multiple gases, both caused inconvenience also to increase testing cost like this.
Summary of the invention
The utility model is for the proposition of above problem, and develop a kind of simple, convenient and practical intelligent gas detector, this intelligent gas detector can be finished the detection of gas with various according to actual needs, realizes a tractor serves several purposes, brings a lot of facilities for the gas testing.
The technical solution of the utility model is:
A kind of intelligent gas detector comprises: detecting unit; Described detecting unit comprises for the gas sensor array that gathers respectively the gas with various concentration signal; Connect gas sensor array, be used for the gas concentration signal that gas sensor array collects is carried out the signal processing unit that filtering and noise reduction is processed; Connect signal processing unit, be used for the analog gas concentration signal of signal processing unit output is converted to the A/D converting unit of digital gas concentration signal; Push-button unit for the typical curve of inputting the gas sensor display, input gas sensor calibration value, input gas concentration alarm setting value; Connect push-button unit, be used for the typical curve of storage gas sensor array and the storage unit of gas concentration alarm setting value; Microcontroller; Described microcontroller comprises the connection detecting unit, is used for selecting the detection control unit of the required gas sensor of current detection; Be connected with storage unit with push-button unit respectively, be used for the alignment unit of the currently used gas sensor typical curve of storage being calibrated according to the gas sensor calibration value of push-button unit input; Be connected with alignment unit with the A/D converting unit respectively, the typical curve after the corresponding calibration of gas concentration signal that is used for transmitting according to the A/D converting unit obtains the output unit of gas concentration value; Be connected with storage unit with the A/D converting unit respectively, be used for judging whether gas concentration signal that the A/D converting unit transmits surpasses the gas concentration alarm setting value of storing and export the security check unit of result of determination; Connect output unit, for the display unit that shows the gas concentration value that output unit transmits; Connect security check unit, the gas concentration signal that is used for transmitting according to security check unit carries out the acousto-optic warning unit of sound and luminous alarm above the result of determination of gas concentration alarm setting value; Be used for microcontroller, detecting unit, A/D converting unit, push-button unit, storage unit, display unit and acousto-optic warning unit are provided the battery of power supply; Also comprise charging inlet and USB interface; Described display unit is LCD display; Described push-button unit is keyboard; Described acousto-optic warning unit comprises hummer and alarm lamp.
Owing to adopted technique scheme, a kind of intelligent gas detector that the utility model provides, adopt gas sensor array to be used for gathering respectively the concentration signal of gas with various and finish for output display again after the calibration of gas with various concentration signal by microcontroller, realized a tractor serves several purposes, solve the common gases detector and generally can only finish problem for a kind of detection of gas, avoided carrying in the testing inconvenience of multiple-gas detector, this intelligent gas detector can also be realized carrying out sound and light alarm when the concentration value of tested gas surpasses alarm setting value simultaneously, can in time remind people to avoid harm.
Description of drawings
Fig. 1 is the structured flowchart of intelligent gas detector described in the utility model.
Embodiment
By reference to the accompanying drawings the utility model is elaborated:
A kind of intelligent gas detector as shown in Figure 1 comprises: detecting unit 200; Described detecting unit 200 comprises for the gas sensor array 201 that gathers respectively the gas with various concentration signal; Connect gas sensor array 201, be used for the gas concentration signal that gas sensor array 201 collects is carried out the signal processing unit 202 that filtering and noise reduction is processed; Connect signal processing unit 202, be used for the analog gas concentration signal of signal processing unit 202 outputs is converted to the A/D converting unit 300 of digital gas concentration signal; Push-button unit 400 for the typical curve of inputting the gas sensor display, input gas sensor calibration value, input gas concentration alarm setting value; Connect push-button unit 400, be used for the typical curve of storage gas sensor array 201 and the storage unit 500 of gas concentration alarm setting value; Microcontroller 100; Described microcontroller 100 comprises connection detecting unit 200, is used for selecting the detection control unit 101 of the required gas sensor of current detection; Be connected with storage unit 102 with push-button unit 400 respectively, be used for the alignment unit 102 of the currently used gas sensor typical curve of storage being calibrated according to the gas sensor calibration value of push-button unit 400 inputs; Be connected with alignment unit 102 with A/D converting unit 300 respectively, the typical curve after the corresponding calibration of gas concentration signal that is used for transmitting according to A/D converting unit 300 obtains the output unit 103 of gas concentration value; Be connected with storage unit 500 with A/D converting unit 300 respectively, be used for judging whether gas concentration signal that A/D converting unit 300 transmits surpasses the gas concentration alarm setting value of storing and export the security check unit 104 of result of determination; Connect output unit 103, for the display unit 600 that shows the gas concentration value that output unit 103 transmits; Connect security check unit 104, the gas concentration signal that is used for transmitting according to security check unit 104 carries out the acousto-optic warning unit 700 of sound and luminous alarm above the result of determination of gas concentration alarm setting value; Be used for microcontroller 100, detecting unit 200, A/D converting unit 300, push-button unit 400, storage unit 500, display unit 600 and acousto-optic warning unit 700 are provided the battery of power supply; Also comprise charging inlet and USB interface; Described display unit 600 is LCD display; Described push-button unit 400 is keyboard; Described acousto-optic warning unit 700 comprises hummer and alarm lamp.
When using this intelligent gas detector, the user at first inputs typical curve and the gas concentration alarm setting value of gas sensor and is stored into storage unit by push-button unit according to the current detection needs, detection control unit is selected required gas sensor, the user calibrates the typical curve of the currently used gas sensor stored in the storage unit by push-button unit input gas sensor calibration value, the intelligent gas detector began the gas detection after calibration was finished, gather gas concentration signal by gas sensor and be transferred to again the A/D converting unit by carrying out filtering and noise reduction by signal processing unit, the A/D converting unit is transferred to microcontroller after the analog gas concentration signal of inputting is converted to digital gas concentration signal, the output unit of the microcontroller typical curve after according to the corresponding calibration of the digital gas concentration signal that transmits obtains gas concentration value and exports to display unit, and acousto-optic warning unit carries out sound and light alarm when the security check unit of microcontroller detects the gas concentration signal that transmits and is higher than the gas concentration alarm setting value of storing in the storage unit simultaneously.
The intelligent gas detector that the utility model provides, concentration signal by adopting gas sensor array to be used for to gather respectively gas with various is also finished for output display again after the calibration of gas with various concentration signal by microcontroller, realize a tractor serves several purposes, solve the common gases detector and generally can only finish problem for a kind of detection of gas, avoided carrying in the testing inconvenience of multiple-gas detector, this intelligent gas detector can also be realized carrying out sound and light alarm when the concentration value of tested gas surpasses alarm setting value simultaneously, can in time remind people to avoid harm.The utility model is simple to operate, and is convenient and practical, brings a lot of facilities for the gas testing.
The above; it only is the better embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and inventive concept thereof, all should be encompassed within the protection domain of the present utility model.
Claims (5)
1. intelligent gas detector is characterized in that comprising:
Detecting unit (200); Described detecting unit (200) comprises for the gas sensor array that gathers respectively the gas with various concentration signal (201); Connect gas sensor array (201), be used for the gas concentration signal that gas sensor array (201) collects is carried out the signal processing unit (202) that filtering and noise reduction is processed;
Connect signal processing unit (202), be used for the analog gas concentration signal of signal processing unit (202) output is converted to the A/D converting unit (300) of digital gas concentration signal;
Push-button unit (400) for the typical curve of inputting the gas sensor display, input gas sensor calibration value, input gas concentration alarm setting value;
Connect push-button unit (400), be used for the typical curve of storage gas sensor array (201) and the storage unit (500) of gas concentration alarm setting value;
Microcontroller (100); Described microcontroller (100) comprises connection detecting unit (200), is used for selecting the detection control unit (101) of the required gas sensor of current detection; Be connected with storage unit (102) with push-button unit (400) respectively, be used for the alignment unit (102) of the currently used gas sensor typical curve of storage being calibrated according to the gas sensor calibration value of push-button unit (400) input; Be connected with alignment unit (102) with A/D converting unit (300) respectively, the typical curve after the corresponding calibration of gas concentration signal that is used for transmitting according to A/D converting unit (300) obtains the output unit (103) of gas concentration value; Be connected with storage unit (500) with A/D converting unit (300) respectively, be used for judging whether gas concentration signal that A/D converting unit (300) transmits surpasses the gas concentration alarm setting value of storing and export the security check unit (104) of result of determination;
Connect output unit (103), for the display unit (600) that shows the gas concentration value that output unit (103) transmits;
Connect security check unit (104), the gas concentration signal that is used for transmitting according to security check unit (104) carries out the acousto-optic warning unit (700) of sound and luminous alarm above the result of determination of gas concentration alarm setting value;
Be used for microcontroller (100), detecting unit (200), A/D converting unit (300), push-button unit (400), storage unit (500), display unit (600) and acousto-optic warning unit (700) are provided the battery of power supply.
2. a kind of intelligent gas detector according to claim 1 characterized by further comprising charging inlet and USB interface.
3. a kind of intelligent gas detector according to claim 1 is characterized in that described display unit (600) is LCD display.
4. a kind of intelligent gas detector according to claim 1 is characterized in that described push-button unit (400) is keyboard.
5. a kind of intelligent gas detector according to claim 1 is characterized in that described acousto-optic warning unit (700) comprises hummer and alarm lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361209 CN202676645U (en) | 2012-07-24 | 2012-07-24 | Intelligent gas detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361209 CN202676645U (en) | 2012-07-24 | 2012-07-24 | Intelligent gas detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202676645U true CN202676645U (en) | 2013-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220361209 Expired - Fee Related CN202676645U (en) | 2012-07-24 | 2012-07-24 | Intelligent gas detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202676645U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267447A (en) * | 2014-08-15 | 2015-01-07 | 浙江工业大学 | Volatile hazardous article detection device for bus |
| CN106353265A (en) * | 2016-08-08 | 2017-01-25 | 浙江省计量科学研究院 | Gas-phase hydrogen peroxide detector calibration device and gas-phase hydrogen peroxide detector calibration method |
-
2012
- 2012-07-24 CN CN 201220361209 patent/CN202676645U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267447A (en) * | 2014-08-15 | 2015-01-07 | 浙江工业大学 | Volatile hazardous article detection device for bus |
| CN106353265A (en) * | 2016-08-08 | 2017-01-25 | 浙江省计量科学研究院 | Gas-phase hydrogen peroxide detector calibration device and gas-phase hydrogen peroxide detector calibration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20130724 |