CN205680252U - A kind of wireless combustible gas alarm control system - Google Patents
A kind of wireless combustible gas alarm control system Download PDFInfo
- Publication number
- CN205680252U CN205680252U CN201620621641.3U CN201620621641U CN205680252U CN 205680252 U CN205680252 U CN 205680252U CN 201620621641 U CN201620621641 U CN 201620621641U CN 205680252 U CN205680252 U CN 205680252U
- Authority
- CN
- China
- Prior art keywords
- msp430f149
- chip microcomputer
- nrf905
- fuel gas
- acoustic
- 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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- 238000004891 communication Methods 0.000 claims abstract description 26
- 239000002737 fuel gas Substances 0.000 claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 241000287532 Colaptes Species 0.000 description 3
- 229920002892 amber Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 235000015429 Mirabilis expansa Nutrition 0.000 description 2
- 240000006116 Mirabilis expansa Species 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009114 investigational therapy Methods 0.000 description 2
- 235000013536 miso Nutrition 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Abstract
nullThe utility model discloses a kind of wireless combustible gas alarm control system，It is provided with MSP430F149 single-chip microcomputer in controller，MSP430F149 single-chip microcomputer respectively with NRF905 radio frequency receiver、Power supply、Host computer、Acoustic-optic alarm、Button inputting circuits、Coordinated signals output circuit、LCDs connects，Fuel gas detection module is connected with A/D converter by signal amplifier，A/D converter is connected with NRF905 radiofrequency launcher，Acoustic-optic alarm includes buzzer、Status indicator lamp，Status indicator lamp includes red、Yellow、Green three grades of LED，MSP430F149 single-chip microcomputer carries out serial communication by RS232 bus and host computer，The utility model uses radio communication，Compare wired data communication to report to the police，Radio communication is with low cost、The construction project cycle is short、Strong adaptability，Later maintenance is simple，Wireless communication module with NRF905 radio-frequency transmissions chip as core，The communicating requirement between detector and main control unit can be met，Ensure high efficiency and the stability of data transmission.
Description
Technical field
The utility model relates to alarm controller for combustible gas base technical field, specifically a kind of wireless fuel gas report
Alert control system.
Background technology
In recent years, with science and technology and petrochemical industry flourish, increasing imflammable gas is answered
For in the life production work of people, imflammable gas is of a great variety, inflammable and explosive, the band toxicity more having and corrosivity, and
When detect these dangerous gas exactly, for ensureing that the property of country and the life security of the people are significant.
Current most of fuel gas detection warning system mostly is wired data communication, and wired data communication circuit is more complicated, and
Relatively costly, the construction project cycle is long, and autgmentability is low, and later maintenance is cumbersome, if communication line breaks down, needs
To investigate circuit successively, just can find out failure cause, which adds cost of labor.
Therefore, design a employing radio communication for overcoming the deficiency of above-mentioned technology, communications cost is cheap, reduce people
Work trouble, simply a kind of wireless combustible gas alarm control system of circuit, inventor's problem to be solved just.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide the control of a kind of wireless combustible gas alarm and is
Uniting, it uses radio communication, and communications cost is cheap, reduces artificial trouble, and circuit is simple.
The utility model solves its technical problem and be the technical scheme is that the control of a kind of wireless combustible gas alarm is
System, it includes controller, fuel gas detection module, is provided with MSP430F149 single-chip microcomputer in described controller, described
MSP430F149 single-chip microcomputer respectively with NRF905 radio frequency receiver, power supply, host computer, acoustic-optic alarm, button inputting circuits,
Coordinated signals output circuit, LCDs connect, and described fuel gas detection module passes through signal amplifier and A/D converter
Connecting, described A/D converter is connected with NRF905 radiofrequency launcher, and described acoustic-optic alarm includes buzzer, state instruction
Lamp, described status indicator lamp includes three grades of LED of red, yellow, and green, described MSP430F149 single-chip microcomputer by RS232 bus with upper
Position machine carries out serial communication.
Further, described fuel gas detection module uses catalytic combustion type fuel gas sensor.
The beneficial effects of the utility model are:
1st, the utility model uses radio communication, compares wired data communication and reports to the police, and radio communication is with low cost, build work
The journey cycle is short, strong adaptability, favorable expandability, is especially easier to realize in terms of plant maintenance, if communication line occur therefore
Barrier, it is not necessary to investigate circuit as wire communication, only need to safeguard that data transmission module just can rapidly find out failure cause, recover line
Road is to normal operating conditions.
2nd, the wireless communication module with NRF905 radio-frequency transmissions chip as core, can meet between detector and main control unit
Communicating requirement, it is ensured that data transmission high efficiency and stability.
Brief description
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model single-chip microcomputer main control module circuit theory diagrams.
Fig. 3 is the utility model NRF905 and MSP430F149 interface microcontroller circuit diagram.
Description of reference numerals: 1-MSP430F149 single-chip microcomputer；2-coordinated signals output circuit；3-button inputting circuits；4-
Acoustic-optic alarm；5-host computer；6-NRF509 radiofrequency launcher；7-A/D converter；8-signal amplifier；9-fuel gas
Detection module；10-NRF509 radio frequency receiver；11-power supply；12-LCDs.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is expanded on further, it should be appreciated that these embodiments are merely to illustrate this
Utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading the content that the utility model is lectured
Afterwards, the utility model can be made various changes or modifications by those skilled in the art, and these equivalent form of values also fall within application
Appended claims limited range.
Seeing Fig. 1 is the utility model structural representation, a kind of wireless combustible gas alarm control system of this structure, including
Controller, fuel gas detection module 9, be provided with MSP430F149 single-chip microcomputer 1, MSP430F149 single-chip microcomputer 1 point in controller
Not defeated with NRF905 radio frequency receiver the 10th, power supply the 11st, host computer the 5th, acoustic-optic alarm the 4th, button inputting circuits the 3rd, coordinated signals
Going out circuit the 2nd, LCDs 12 to connect, fuel gas detection module 9 is connected with A/D converter 7 by signal amplifier 8, A/D
Converter 7 is connected with NRF905 radiofrequency launcher 6, and acoustic-optic alarm 4 includes buzzer, status indicator lamp, status indicator lamp
Including three grades of LED of red, yellow, and green, MSP430F149 single-chip microcomputer 1 carries out serial communication by RS232 bus and host computer 5, can
Combustion gas detection module 9 uses catalytic combustion type fuel gas sensor.
Gas concentration is detected by detector, amplifies through signal amplifier 8, then after A/D converter process, by detect
After analog signal is converted to data signal, sent by NRF905 radiofrequency launcher 6.Receiving terminal is connect by NRF905 radio frequency receiver 10
MSP430F149 single-chip microcomputer 1 is given in the collection of letters number.Analyze and process through MSP430F149 single-chip microcomputer 1, when the gas concentration detecting
During higher than certain value, then start acoustic-optic alarm 4, send corresponding sound and light alarm by level.Additionally, use RS232 bus with upper
Position machine 5 carries out serial communication, in time the real time data monitoring is uploaded to host computer 5 and shows and record, it is simple to staff
Analysis, comparison and monitoring.
Seeing Fig. 2 is the utility model single-chip microcomputer main control module circuit theory diagrams, and the core of control module uses has 16
The mixed signal of position super low-power consumption processes the MSP430F149 single-chip microcomputer 1 of function, and this single-chip microcomputer has low in energy consumption, information processing work(
Can be powerful, working stability, antijamming capability is strong.Two serial ports USART1 and USART0 of application MSP430F149 single-chip microcomputer 1, its
Middle USART1 uses as SPI interface, is primarily used to communicate between NRF905.USART0 uses as UART, logical
Crossing MAX3232 chip provides RS232 bus and host computer 5 to communicate.
Seeing Fig. 3 is the utility model NRF905 and MSP430F149 interface microcontroller circuit diagram, penetrates with NRF905
The wireless communication module that the emitter that takes place frequently 6 is core, it mainly carries out data transmission SPI mouth by MOSI master by SPI interface in piece
Device data output signal MISO main device data input signal SCLK displacement clock signal and CS are from device Enable Pin signal group
Become.Communication is initiated by displacement clock, sends by MISO when SCLK is 1, is 0 to be inputted by MOSI at SCLK, and circulation performs eight times,
Thus complete data transmission, the communicating requirement between detector and main control unit can be met, it is ensured that data transmission high efficiency and
Stability.
When the combustable gas concentration that fuel gas detection module 9 detects in surrounding environment exceedes finite concentration, system
Alarm will be sent by acoustic-optic alarm 4, and be embodied in audio alert and three grades of LED flickers of red, yellow, and green, remind peace
Full personnel take the necessary measures investigation dangerous situation in time, with fire-proof, and the generation of the serious accident such as blast.Green light is lighted
When, represent that detector does not detects fuel gas from environment, now amber light, red light extinguish, and buzzer does not send voice reporting
Alert.During amber light flicker, represent that detector detects fuel gas from surrounding environment, but gas concentration is not less than default
Threshold value now green light, red light extinguish, and buzzer sends two grades of audio alerts.During red colored lamp flicker, represent that detector detects week
Enclosing combustable gas concentration in air and exceeding setting threshold value, now green light, amber light extinguish, and buzzer sends one-level audio alert.
Comparing wired data communication to report to the police, radio communication has with low cost, and the construction project cycle is short, strong adaptability, expands
Malleability is good, is especially easier to realize, if communication line breaks down, it is not necessary to as wire communication in terms of plant maintenance
Investigation circuit, only need to safeguard that data transmission module just can rapidly find out failure cause, and recovery circuit is to normal operating conditions, significantly
Decrease artificial trouble.
Claims (2)
1. a wireless combustible gas alarm control system, it includes controller, fuel gas detection module, it is characterised in that:
Be provided with MSP430F149 single-chip microcomputer in described controller, described MSP430F149 single-chip microcomputer respectively with NRF905 radio frequency reception
Device, power supply, host computer, acoustic-optic alarm, button inputting circuits, coordinated signals output circuit, LCDs connect, described
Fuel gas detection module is connected with A/D converter by signal amplifier, described A/D converter and NRF905 radiofrequency launcher
Connecting, described acoustic-optic alarm includes buzzer, status indicator lamp, and described status indicator lamp includes three grades of LED of red, yellow, and green
Lamp, described MSP430F149 single-chip microcomputer carries out serial communication by RS232 bus and host computer.
2. the wireless combustible gas alarm control system of one according to claim 1, it is characterised in that: described fuel gas
Detection module uses catalytic combustion type fuel gas sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620621641.3U CN205680252U (en) | 2016-06-22 | 2016-06-22 | A kind of wireless combustible gas alarm control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620621641.3U CN205680252U (en) | 2016-06-22 | 2016-06-22 | A kind of wireless combustible gas alarm control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205680252U true CN205680252U (en) | 2016-11-09 |
Family
ID=57431643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620621641.3U Expired - Fee Related CN205680252U (en) | 2016-06-22 | 2016-06-22 | A kind of wireless combustible gas alarm control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205680252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807208A (en) * | 2017-10-26 | 2018-03-16 | 北京科技大学 | A kind of gas alarm control system |
-
2016
- 2016-06-22 CN CN201620621641.3U patent/CN205680252U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807208A (en) * | 2017-10-26 | 2018-03-16 | 北京科技大学 | A kind of gas alarm control system |
| CN107807208B (en) * | 2017-10-26 | 2020-06-26 | 北京科技大学 | Gas alarm control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| C14 | Grant of patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20190622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |