CN207082209U - A kind of gas leak remote control early warning system of high sensitivity - Google Patents
A kind of gas leak remote control early warning system of high sensitivity Download PDFInfo
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- CN207082209U CN207082209U CN201720890586.2U CN201720890586U CN207082209U CN 207082209 U CN207082209 U CN 207082209U CN 201720890586 U CN201720890586 U CN 201720890586U CN 207082209 U CN207082209 U CN 207082209U
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Abstract
The utility model discloses a kind of gas leak remote control early warning system of high sensitivity, including controller, for controlling monitoring point solenoid valve for gas switch, the setup module for monitoring automatically, the input of the controller electrically connects with the output end of setup module, and the output end of controller electrically connects with the first input end of data comparator, second input of the data comparator is electrically connected by A/D converter with the output end of sensor unit, and the first output end of the data comparator electrically connects with the input of controller.The gas leak early warning system of the high sensitivity, in the too high safety value phenomenon not in setting of gas concentration index, buzzing alarming can be sent immediately, and complete the alert operation at scene, reach the effect of high sensitivity, prompt coal gas to refer to concentration numbers too high, prevent coal gas overflows from causing to damage.
Description
Technical field
Gas leak early warning technology field is the utility model is related to, specially a kind of gas leak of high sensitivity is remotely controlled
Early warning system processed.
Background technology
Coal gas（coal gas）, divide blast furnace gas, coal gas of converter, coke-stove gas and town gas（Artificial coal gas）Deng
Contain a certain amount of CO gas.Using coal as the gas containing combustible component made from Raw material processing.According to processing method,
Gas characteristic and purposes.What coal gasification obtained is water-gas, semiwater gas, air gas（Or producer gas）, these coals
The calorific capacity of gas is relatively low, therefore is referred to as low-heat value gas again；The gas that coking obtains in dry distillation of coal method is referred to as coke-stove gas, belongs to
Middle calorific value of gas, is available for city to make domestic fuel.Carbon monoxide and hydrogen in coal gas are important industrial chemicals, available for closing
Ammonification, synthesizing methanol etc..Therefore, the coal gas that will act as industrial chemicals is referred to as synthesis gas, it can also use natural gas, light oil and again
Matter oil is made.The gas that coking obtains in dry distillation of coal method is referred to as coke-stove gas, belongs to middle calorific value of gas, is available for city to make civilian combustion
Material.Carbon monoxide and hydrogen in coal gas are important industrial chemicals, available for synthesis ammonia, synthesizing methanol etc..Therefore, it will act as
The coal gas of industrial chemicals is referred to as synthesis gas, and it can be also made with natural gas, light oil and mink cell focus.
The main component of coal gas is CO, hydrogen and alkane, alkene, aromatic hydrocarbons etc..The coal gas of different cities, CO, hydrogen content can
It can differ bigger.Poisonous coal gas is because CO therein, aromatic hydrocarbons etc. can be combined with the hemoglobin in human body, causes anoxic,
Make one to remain unconscious even dead, can also make one dizzy, nausea and collapse at low concentrations.
City security protection, cell, factory, company, school, family, villa, warehouse, resource, oil, chemical industry, gas transmission and distribution etc.
Various fields.Using coal gas it is especially careful, answer running check gas pipeline, kitchen range and have closing valve, should be tight after being finished every time
Valve closing door, prevent leakage.The combustable gas concentrations such as the alkane of leakage, alkene, aromatic hydrocarbons are too high or reach this kind of gas leakage and reach
During explosion limit, kindling material is met（Lighter, electric switch, electrostatic, high-frequency signal etc.）Gas explosion then occurs（Such as coalmine ventilation not
Gas explosion with great difficulty occurs）, cause very major injury.
A kind of therefore, it is proposed that gas leak remote control early warning system of high sensitivity.
The content of the invention
The purpose of this utility model is the gas leak remote control early warning system for providing a kind of high sensitivity, to solve
The problem of being proposed in above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of gas leak of high sensitivity is long-range
Early warning system, including controller, the switch for controlling solenoid valve for gas, the setup module for control information are controlled, is used for
The monitoring modular of automaticdata monitoring, the input of the controller electrically connect with the output end of setup module, and controller
Output end electrically connects with the first input end of data comparator, the second input of the data comparator by A/D converter with
The output end electrical connection of sensor unit.
First output end of the data comparator electrically connects with the input of controller, and the output end of controller is with showing
Show the input electrical connection of module.
Second output end of the data comparator is electrically connected by feedback module with the input of controller, and controller
Input of two output ends respectively with electromagnetic valve switch and buzzer siren electrically connect, the controller also with 3/4G networks
Module is bi-directionally connected.
Preferably, coal gas index sensor one, the coal gas that the sensor unit includes being equidistantly positioned in monitoring point refer to
Number sensor two.Coal gas, natural gas, liquefied petroleum gas can be sensed.Passivation phenomenon is not produced, low in energy consumption, long lifespan.
Preferably, the output end of the input of the controller and power module connects, and another output of power module
End is connected with the input of sensor unit, and the power module is battery.Power lights：Green light, light after energization, put out during alarm
Go out.
Preferably, the controller uses model STM32F407 integrated CPU.
Preferably, automatic monitoring function, when starting automatic monitoring function, green light extinguishes, and alarm lamp lights, buzzer hair
Go out the alarm of " B, B, B ... "
Preferably, the display module, the gas concentration of display sensor collection.
Preferably, alarm lamp：Switching on power, after green light lights or flashed 3 minutes, alarm starts normal work, red light,
Light during alarm, extinguish during stop alarm,
Preferably, when the gas monitored reaches alarm point, alarm starts to alarm buzzer siren, and green light extinguishes,
Alarm lamp lights, and buzzer sends the alarm of " B, B, B ... ", when the concentration of the gas of monitoring drops to below alarm point,
Alarm then stop alarm.（Carbonic oxide alarming has delay function）
Compared with prior art, the beneficial effects of the utility model are：The gas leak early warning system of the high sensitivity,
Coal gas gas concentration index superelevation can send buzzing alarming immediately when safety value phenomenon, and complete the alert operation at scene, reach
To the effect of high sensitivity, add connection manipulator or magnetic valve function, when alarm equipment alarm, the manipulator that has coupled or
Magnetic valve can close gas valve automatically, so as to cut off harmful source of the gas, add connection exhaust fan function, when alarm equipment alarm,
The exhaust fan of connection starts to start, and excludes pernicious gas automatically, adds network savvy, when alarm equipment alarm, administrative center
Or control centre mobile terminal or mobile phone terminal receive normally-open normally-close simultaneously（NO、NC）Signal.
Brief description of the drawings
Fig. 1 is Tthe utility model system principle schematic.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of gas leak remote control of high sensitivity is pre-
Alert system, including controller, the switch for controlling solenoid valve for gas, the setup module for control information, for number automatically
Electrically connected according to the input of monitoring modular controller of monitoring with the output end of setup module, and the output end and data of controller
The first input end electrical connection of comparator, the second input of the data comparator pass through A/D converter and sensor unit
Output end electrically connects.
First output end of data comparator electrically connects with the input of controller, and the output end of controller and display mould
The input electrical connection of block.
Second output end of data comparator is electrically connected by feedback module with the input of controller, and the two of controller
Input of the individual output end respectively with electromagnetic valve switch and buzzer siren electrically connects, the controller also with 2/4G network bi-directionals
Connection.
In the utility model：Sensor unit includes being equidistantly positioned coal gas index sensor one, the coal gas in monitoring point
Index sensor two；The particular number of coal gas index sensor need to only ensure each depending on the coal gas exponential number of monitoring point
One coal gas index sensor is installed before monitoring point.
In the utility model：The input of controller and the output end of power module connect, and power module is another defeated
Go out end to be connected with the input of sensor unit, the power module is battery；Power module can be controller and sensor
Coal gas index sensor in unit performs electricity supply.
In the utility model：Controller uses model STM32F407 integrated CPU.
In the utility model：Display module uses high-definition liquid crystal display screen；The display screen is used to show coal gas index.
Operation principle：The utility model before use, administrative staff according to the concrete condition of the monitoring point, to determine its coal gas
The Cmax value of index, at setup module, into controller, controller will connect input gas concentration index alarm threshold value again
The gas concentration index alarm threshold value of receipts is sent into data comparator, as coal gas exponent data comparison value.
The utility model is carried out in use, by coal gas index sensor to the real-time coal gas exponent data of coal gas index
Collection, and the coal gas exponent data gathered in real time is sent into A/D converter, carry out analog quantity and digital quantity conversion, conversion
Coal gas exponent data digital information afterwards is respectively sent in controller and data comparator, after controller receive information, is driven
Dynamic display module is shown to coal gas exponent data digital information.
In data comparator, the coal gas exponent data gathered in real time and gas concentration index alarm threshold value are compared
It is right, it is less than coal gas index alarm threshold value if comparison result is the coal gas exponent data gathered in real time, controller receives related letter
Breath, and being turned on the gas-fire threshold switch by electromagnetic valve switch, outside coal gas is allowed let pass and flow into monitoring station gas point.
If comparison result, which is the coal gas exponent data gathered in real time, is more than coal gas index alarm threshold value, pass through feedback module
Relevant information is fed back in controller, controller drives buzzer siren to send buzzing alarming immediately, and is opened by magnetic valve
Close, close gas valve, allow outside coal gas no longer to carry out in inflow gas point, so as to the alert operation at the scene of completing, reach sensitive
High effect is spent, can prompt coal gas index too high situation, prevents that monitoring station and peripheral facility are caused to damage.
In summary：The gas leak early warning system of the high sensitivity, in the too high phenomenon of coal gas index, it can send out immediately
Go out buzzing alarming, and complete the alert operation at scene, reach the effect of high sensitivity, prompt coal gas index too high situation, and
Solenoid valve for gas switch is opened or closed in time, prevents coal gas index is too high from causing to damage to gas station and peripheral facility.
The correlation module being related in the system is hardware system module or is prior art Computer Software journey
The functional module that sequence or agreement are combined with hardware, computer software programs or agreement involved by the functional module itself
The technology being well known to those skilled in the art, it is not the improvements of the system；The system is improved between each module
Interaction relationship or annexation, as the overall construction of system is improved, solved to solve the system
Relevant art problem.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of gas leak remote control early warning system of high sensitivity, including controller, for controlling gas station coal gas electricity
The switch of magnet valve, it is connected with 3/4G networks, data can be shown in mobile terminal and computer end, and for inputting setting for information
Put module, it is characterised in that：The input of the controller electrically connects with the output end of setup module, and the output end of controller
Electrically connected with the first input end of data comparator, the second input of the data comparator passes through A/D converter and sensor
The output end electrical connection of unit；
First output end of the data comparator electrically connects with the input of controller, and the output end of controller and display mould
The input electrical connection of block；
Second output end of the data comparator is electrically connected by feedback module with the input of controller, and the two of controller
Input of the individual output end respectively with electromagnetic valve switch and buzzer siren electrically connects, and the controller is also connected with 3/4G networks
Connect, data can be shown in mobile terminal and computer end.
A kind of 2. gas leak remote control early warning system of high sensitivity according to claim 1, it is characterised in that：Institute
Stating sensor unit includes being equidistantly positioned the coal gas index sensor one in monitoring point, coal gas index sensor two.
A kind of 3. gas leak remote control early warning system of high sensitivity according to claim 1, it is characterised in that：Institute
The output end of the input and power module of stating controller connects, and another output end of power module and sensor unit is defeated
Enter end connection, the power module is battery.
A kind of 4. gas leak remote control early warning system of high sensitivity according to claim 1, it is characterised in that：Institute
State the integrated CPU that controller uses model STM32F407.
A kind of 5. gas leak remote control early warning system of high sensitivity according to claim 1, it is characterised in that：Institute
State display module and use high-definition display screen.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720890586.2U CN207082209U (en) | 2017-07-21 | 2017-07-21 | A kind of gas leak remote control early warning system of high sensitivity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720890586.2U CN207082209U (en) | 2017-07-21 | 2017-07-21 | A kind of gas leak remote control early warning system of high sensitivity |
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| CN207082209U true CN207082209U (en) | 2018-03-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701377A (en) * | 2019-10-30 | 2020-01-17 | 山东畜牧兽医职业学院 | Hydraulic intelligent control valve |
-
2017
- 2017-07-21 CN CN201720890586.2U patent/CN207082209U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701377A (en) * | 2019-10-30 | 2020-01-17 | 山东畜牧兽医职业学院 | Hydraulic intelligent control valve |
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