CN206439634U - Gas ductwork monitoring system - Google Patents
Gas ductwork monitoring system Download PDFInfo
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- CN206439634U CN206439634U CN201621426808.7U CN201621426808U CN206439634U CN 206439634 U CN206439634 U CN 206439634U CN 201621426808 U CN201621426808 U CN 201621426808U CN 206439634 U CN206439634 U CN 206439634U
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- signal acquisition
- gas ductwork
- monitoring system
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Abstract
The utility model is related to a kind of gas ductwork monitoring system, including several sensors, intrinsically safe circuit, signal acquisition circuit, controller, communication module and server apparatus；Sensor is installed at the monitoring location of the pipeline of gas ductwork, and server apparatus is located at administrative center；Sensor is connected by intrinsically safe circuit with signal acquisition circuit, and signal acquisition circuit is connected to communication module by controller, and communication module is connected by communication network with server apparatus；Sensor experiences at monitoring location information and exports electric signal to intrinsically safe circuit, and the electric signal received is forwarded to signal acquisition circuit by intrinsically safe circuit, and signal acquisition circuit receives electric signal and simultaneously sends data to controller；Controller receiving data simultaneously sends information to communication module；The described information received is forwarded to the server apparatus by communication module by communication network.The utility model can improve the explosion-proof performance of its own, to adapt to the installation environment of any gas ductwork.
Description
Technical field
The utility model is related to technical field of electric power, more particularly to a kind of gas ductwork monitoring system.
Background technology
Along with the large-scale use of natural gas, the pipe network for being largely used to convey natural gas arises at the historic moment.Due to natural gas
It is a kind of explosion hazard gas, therefore, its gas ductwork need to be monitored.
During gas ductwork is monitored, it is considered to its special explosion environment, gas ductwork monitoring system at this stage
There is explosion-proof performance more.But gas ductwork monitoring system at this stage is reached in terms of control combustible and oxygen mostly
Explosion-proof purpose, therefore, the explosion-proof performance of current gas ductwork monitoring system is not high, it is impossible to adapt to the installation of any gas ductwork
Environment.
Utility model content
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of gas ductwork monitoring system, the anti-of its own can be improved
Quick-fried performance, to adapt to the installation environment of any gas ductwork.
A kind of gas ductwork monitoring system, including：Several sensors, intrinsically safe circuit, the signal acquisition circuit, control
Device, communication module and server apparatus；
The sensor is installed at the monitoring location of the pipeline of gas ductwork, and the server apparatus is in management
The heart；
The sensor is connected by the intrinsically safe circuit with the signal acquisition circuit, and the signal acquisition circuit passes through
The controller is connected to the communication module, and the communication module is connected by communication network with the server apparatus；
The sensor experiences at the monitoring location information and exports electric signal to the intrinsically safe circuit, the intrinsic safety
The electric signal received is forwarded to the signal acquisition circuit by circuit, and the signal acquisition circuit receives the electric signal
And send data to the controller；The controller receives the Data Concurrent and delivers letters breath to the communication module；It is described logical
The described information received is forwarded to the server apparatus by letter module by the communication network.
Above-mentioned gas ductwork monitoring system gas ductwork monitoring system is due in the sensor and the signal acquisition
The intrinsically safe circuit is provided between circuit, and the intrinsically safe circuit can play metering function, for example, limit circuit power
In 1.3W or so, to suppress incendiary source energy, i.e., described intrinsically safe circuit can be such that instrumentation and its cable of connection releases
The electric energy and heat energy of releasing can not cause lighting for explosive type mixture, circuit is used even in 0 area hazardous area,
And 0th area hazardous area refers to that explosion hazard gases exists all the time or for a long time；Be continuously present it is dangerous be more than 1000 hours/it is every
The region in year.Therefore the gas ductwork monitoring system of the intrinsically safe circuit is employed during being monitored to gas ductwork
Incendiary source energy can effectively be suppressed, make the gas ductwork monitoring system that there is reliable and secure explosion-proof technology, so as to
Adapt to the installation environment of any gas ductwork.
Brief description of the drawings
Fig. 1 is the electrical block diagram of gas ductwork monitoring system in one embodiment；
Fig. 2 is the electrical block diagram of gas ductwork monitoring system in a specific embodiment.
Embodiment
Further to illustrate the effect of technological means that the utility model taken and acquirement, below in conjunction with the accompanying drawings and compared with
Good embodiment, to the technical scheme of the utility model embodiment, carries out clear and complete description.
Fig. 1 and Fig. 2 are referred to, a kind of gas ductwork monitoring system, including several sensors, intrinsically safe circuit, signal are adopted
Collector, controller, communication module and server apparatus, wherein, there can be methane transducer in several described sensors
With pressure sensor etc., and the sensor is installed at the monitoring location of the pipeline of gas ductwork, for experiencing the prison
Information at point position, the information such as ductwork pressure and concentration of natural gas；The server apparatus is located at administrative center, its
Built-in existing program can handle and show relevant information.
The sensor in the present embodiment passes sequentially through the intrinsically safe circuit, the signal acquisition circuit and the control
Device is connected, in this way, the sensor can experience the information at the monitoring location and export electric signal to intrinsic safety electricity
Road, and the electric signal received can be forwarded to the signal acquisition circuit, the signal acquisition by the intrinsically safe circuit
Circuit can be handled the electric signal received and output data to the controller；And the controller with it is described
Communication module is connected, and the communication module is connected by communication network with the server apparatus, in this way, built in the controller
Existing program the data received can be converted to information by processing and sent to the communication module, it is and described
The described information received can be forwarded to the server apparatus by communication module by the communication network, with to the letter
Breath is handled and shown.
Exemplary, the existing program built in the controller can be judged the data received, work as institute
State controller and judge the data in normal range of operation, the controller can be converted to the data received pair
The delivering answered；And when the controller judges that the data exceed normal range of operation, the controller can be sent
Warning message is to the server apparatus.
Gas ductwork monitoring system in the present embodiment between the sensor and the signal acquisition circuit due to setting
The intrinsically safe circuit has been put, and the intrinsically safe circuit can play metering function, for example, circuit power is limited in into 1.3W or so,
To suppress incendiary source energy, i.e., described intrinsically safe circuit can make the electric energy that instrumentation and its cable of connection can discharge and
Heat energy can not cause lighting for explosive type mixture, circuit is used even in 0 area hazardous area, and 0th area endangers
Dangerous place refers to that explosion hazard gases exists all the time or for a long time；It is continuously present and dangerous is more than 1000 hours/annual region.Cause
This gas ductwork monitoring system for employing the intrinsically safe circuit can effectively press down during being monitored to gas ductwork
Incendiary source energy processed, makes the gas ductwork monitoring system have reliable and secure explosion-proof technology, so as to adapt to any combustion
The installation environment of gas pipe network.
Monitor and manage for convenience, in one embodiment, the communication module can be set to radio communication mold
Block, the wireless communication module can be communicated to connect by cordless communication network and the server apparatus.
Display and observed data, in one embodiment, can also set up display, and make the display for convenience
It is connected with the controller, to show terminal address, real-time natural gas gas concentration value, battery electric quantity and wireless signal strength etc.
Information.It is preferred that, in addition to：Power control circuit；Power control circuit is connected between controller and display.
In order that the gas ductwork monitoring system can be worked with long-time stable, in one embodiment, it can set
For connecting the first interface of civil power, and the first interface is set to be connected with the controller, in this way, the controller just can be with
Electrically connected by the first interface with city, the gas ductwork monitoring system is obtained mains-supplied.
In a specific embodiment, the utility model gas ductwork monitoring system can also include：Charging circuit and
Second interface；
Charging circuit is connected between first interface and second interface, and second interface is connected between controller and battery.
Specifically, in order to expand the application of the gas ductwork monitoring system, the gas ductwork monitoring system is made
System both can be used for that the site of deployment of civil power can be provided, and can be used for that the site of deployment of civil power can not be provided again, in a reality
Apply in example, battery can also be used, the gas ductwork monitoring system is powered such as battery or lithium battery, and institute
Stating controller can be connected by second interface with battery, wherein the second interface is battery interface.
In one embodiment, it can also be set up between the first interface and the controller and supply power detection circuit,
And the detection circuit is detected the on off operating mode of power input, i.e., described detection circuit can detect that the controller is
It is no to have mains-supplied.When detecting that electric circuit inspection has mains-supplied to the controller, the detection circuit can send first
Signal to the controller, the controller is received after first signal, and now, the controller is directly to be connect by first
Mouth obtains civil power, and automatically operates in general mode, according to parameters such as time set in advance or time intervals to the monitoring
Information at point position is handled and sent to the server apparatus；And when detection electric circuit inspection to the controller without city
During electricity power supply, the detection circuit can send secondary signal to the controller, and the controller receives second letter
After number, the controller is to be powered by second interface with obtaining battery, and the controller can automatically operate in low-power consumption
Pattern, now, the controller can be turned off partial circuit by power control circuit, to save electricity.Exemplary, when
When the controller automatically operates in low-power consumption mode, the controller can send information, and institute according to parameter set in advance
Wireless communication module is stated after the described information received is sent, the controller can be closed by the power control circuit
Wireless communication module power supply is closed, when needing to send information next time, being then turned on wireless communication module power supply makes the channel radio
Believe module normal work, and wireless communication module power supply is turned off after information is sent by the wireless communication module, such as
This is repeated cyclically, and neither influences the transmission of information, can also further reduce power consumption.Certain controller can also pass through
The power control circuit controls the closing and unlatching of the display or the power supply of other ancillary equipment.
Further, the battery is charged for convenience, in one embodiment, charging electricity can also be set up
Road, and the charging circuit is connected between the first interface and the second interface, the civil power can just flow successively
Through the first interface, the charging circuit, the second interface, so that the easily pair battery being connected with the second interface
Charging.
In a specific embodiment, signal acquisition circuit can include：
Analogue signal acquisition circuit, analogue signal acquisition circuit is connected between intrinsically safe circuit and controller；
Or digital signal acquiring circuit, digital signal acquiring circuit is connected between intrinsically safe circuit and controller；
Or pulse signal acquisition circuit, pulse signal acquisition circuit is connected between intrinsically safe circuit and controller.
It is preferred that, signal acquisition circuit can also include RS485 bus circuits, and RS485 bus circuits are connected to intrinsic safety electricity
Between road and controller.
Specifically, in one embodiment, can be with order to be acquired to the electric signal that the sensor is sent
Different signal acquisition circuits are set up between the intrinsically safe circuit and the controller.In one embodiment, it can set up
Analogue signal acquisition circuit, and the analogue signal acquisition circuit is connected between the intrinsically safe circuit and the controller；
Or digital signal acquiring circuit can also be set up, and the digital signal acquiring circuit is connected to the intrinsically safe circuit and institute
State between controller；Or pulse signal acquisition circuit can also be set up, and the pulse signal acquisition circuit is connected to institute
State between intrinsically safe circuit and the controller；Further, it is also possible to set up RS485 bus circuits according to actual needs, and make described
RS485 bus circuits are connected between the intrinsically safe circuit and the controller, and the RS485 bus circuits can transmit flow
The signal that meter etc. is transmitted using 485 bus modes.The setting of above-mentioned each signal acquisition circuit can carry out group as the case may be
Close, and be not limited to setting as shown in Figure 2 in the present embodiment.In addition, in one embodiment, can also be in the analog signal
Amplifying circuit is set up between Acquisition Circuit and the controller.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of gas ductwork monitoring system, it is characterised in that including：Several sensors, intrinsically safe circuit, signal acquisition electricity
Road, controller, communication module and server apparatus；
The sensor is installed at the monitoring location of the pipeline of gas ductwork, and the server apparatus is located at administrative center；
The sensor is connected by the intrinsically safe circuit with the signal acquisition circuit, and the signal acquisition circuit passes through described
Controller is connected to the communication module, and the communication module is connected by communication network with the server apparatus；
The sensor experiences at the monitoring location information and exports electric signal to the intrinsically safe circuit, the intrinsically safe circuit
The electric signal received is forwarded to the signal acquisition circuit, it is concurrent that the signal acquisition circuit receives the electric signal
Data are sent to the controller；The controller receives the Data Concurrent and delivers letters breath to the communication module；The communication mould
The described information received is forwarded to the server apparatus by block by the communication network.
2. gas ductwork monitoring system according to claim 1, it is characterised in that the communication module is radio communication mold
Block；
The wireless communication module is communicated to connect by cordless communication network and the server apparatus.
3. gas ductwork monitoring system according to claim 1, it is characterised in that also include：It is connected with the controller
Display.
4. gas ductwork monitoring system according to claim 1, it is characterised in that also include：It is connected with the controller
First interface, for being connected to civil power.
5. gas ductwork monitoring system according to claim 4, it is characterised in that also include：Described first is connected to connect
Confession power detection circuit between mouth and the controller, the on off operating mode for detecting power input.
6. gas ductwork monitoring system according to claim 4, it is characterised in that also include：Charging circuit and second connects
Mouthful；
The charging circuit is connected between the first interface and the second interface, and the second interface is connected to the control
Between device and battery processed.
7. gas ductwork monitoring system according to claim 1, it is characterised in that the signal acquisition circuit includes：
Analogue signal acquisition circuit, the analogue signal acquisition circuit is connected between the intrinsically safe circuit and the controller；
Or digital signal acquiring circuit, the digital signal acquiring circuit be connected to the intrinsically safe circuit and the controller it
Between；
Or pulse signal acquisition circuit, the pulse signal acquisition circuit be connected to the intrinsically safe circuit and the controller it
Between.
8. gas ductwork monitoring system according to claim 7, it is characterised in that the signal acquisition circuit also includes
RS485 bus circuits, the RS485 bus circuits are connected between the intrinsically safe circuit and the controller.
9. gas ductwork monitoring system according to claim 7, it is characterised in that the signal acquisition circuit also includes putting
Big circuit, the amplifying circuit is connected between the analogue signal acquisition circuit and the controller.
10. gas ductwork monitoring system according to claim 3, it is characterised in that also include：Power control circuit；
The power control circuit is connected between the controller and the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621426808.7U CN206439634U (en) | 2016-12-23 | 2016-12-23 | Gas ductwork monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621426808.7U CN206439634U (en) | 2016-12-23 | 2016-12-23 | Gas ductwork monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206439634U true CN206439634U (en) | 2017-08-25 |
Family
ID=59648561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621426808.7U Active CN206439634U (en) | 2016-12-23 | 2016-12-23 | Gas ductwork monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206439634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985888A (en) * | 2019-12-12 | 2020-04-10 | 上海邦芯物联网科技有限公司 | Intelligent management system and method for water supply pipe network |
-
2016
- 2016-12-23 CN CN201621426808.7U patent/CN206439634U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985888A (en) * | 2019-12-12 | 2020-04-10 | 上海邦芯物联网科技有限公司 | Intelligent management system and method for water supply pipe network |
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