CN208107664U - A kind of gas ductwork detection system - Google Patents
A kind of gas ductwork detection system Download PDFInfo
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- CN208107664U CN208107664U CN201820542353.8U CN201820542353U CN208107664U CN 208107664 U CN208107664 U CN 208107664U CN 201820542353 U CN201820542353 U CN 201820542353U CN 208107664 U CN208107664 U CN 208107664U
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Abstract
The utility model discloses a kind of gas ductwork detection systems, including coal gas detection terminal unit, PLC processing unit and database, pass through wireless connection between the coal gas detection terminal unit and PLC processing unit；The coal gas detection terminal unit is made of fault locator, signal acquisition unit, transmission unit, wherein the fault locator and signal acquisition unit output end are connected to PLC unit, the communication terminal of PLC unit connects database, the utility model system is simple, it is easy to maintain, it is connect with mobile device so that more intelligent, the safety of maintenance monitoring gas distribution system, gas network, the thermal efficiency is improved, it is applied widely.
Description
Technical field
The utility model relates to gas burning system fields, more particularly to a kind of gas ductwork detection system.
Background technique
Present city gas pipe network refers to the system from all installations composition of Men Zhanzhi user, including door station or gas
The composition such as source factory compressor station, gas storage facility, regulator, transmission and distribution pipeline, metering device, handling facility, monitoring system, for
Newly-built Urban Gas Distribution Networks, using height-middle pressure two-stage system and middle pressure single-stage transmission and distribution network, the former suitable for compared with
Big city, pressure piping therein can double as caisson, and have defeated, gas storage dual function, and what it is for gas ductwork is
Factor in need of consideration of uniting is again many very complicated, wherein being directed to the type and property of gas, air demand and supply pressure, gas source
Development or replace gas source planning, city size, architectural feature, the density of population, the distribution situation of user are all that can generate not
The factor of good consequence.
Due to there is particularly severe requirement to gas pipeline air-tightness, gas leakage may result in floods, explosion, poisoning or its
Its accident.Pressure in gas pipeline is higher, and a possibility that crack and risk occur in pipe joint disengagement or pipeline itself
It is bigger, wherein when the pressure difference of combustion gas in pipeline, to the side such as pipeline material, installation quality, test stone and operational management
Face requirement is also very high, and for the supply system now used due to low for pressure pressure, pipe diameter is larger, and general investment cost is higher.And
And the modes that still there is manual periodic inspection inspection in current many places, it will increase leakage harm in this way, and for people
It can also can't detect in place of the complicated landform that work is generally hard to reach.
In order in order to solve the above technical problems, it is necessary to providing a kind of new Combustible gas detection system.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of gas ductwork detection system, solves existing skill
Defect present in art.It is implemented with the following technical solutions：
The utility model provides a kind of gas ductwork detection system, including coal gas detection terminal unit, PLC processing unit
And database, pass through wireless connection between the coal gas detection terminal unit and PLC processing unit；The coal gas detection terminal list
Member is made of fault locator, signal acquisition unit, transmission unit, wherein the fault locator and signal acquisition unit output
End is connected to PLC unit, and the communication terminal of PLC unit connects database.
Further scheme is,
The coal gas detection terminal unit includes debugging interface circuit, and the debugging interface circuit is electrically connected with PLC unit.
Further scheme is,
The PLC unit is connected with host computer, communication unit, warning device, the communication terminal connecting communication unit of host computer,
Communication unit connect comparison, the output end for the alarm signal that host computer is issued and alarm with the transmission unit of coal gas detection terminal
Device is connected.
Further scheme is,
Pass through wireless connection between the communication unit and mobile device of the PLC unit.
Further scheme is,
The signal acquisition unit of the coal gas detection terminal unit specially includes wireless gas detector, wireless pressure change
Device, wireless temperature transmitter, wireless test and control terminal, radio temperature sensor are sent, above-mentioned device is with the PLC unit by penetrating
The wireless transmission of frequency signal.
Further scheme is,
The database is storage gas ductwork gis database, including storage pipe network figure, pipe network attribute number
According to and geography information, store the attribute data of gas pipeline, including pipeline, caliber, pipe range and thickness of pipe wall.
Beneficial effect：
(1) the utility model system is simple, easy to maintain, is connect with mobile device so that more intelligent, maintenance monitoring fuel gas conduit
The safety of net system improves the thermal efficiency, applied widely；
(2) this system by being monitored in real time, being alarmed to sensing data, data analysis, in any place, pass through shifting
Moved end is monitored and controls to field device, realizes automatically-monitored, internet monitoring or Real-time Monitoring with Mobile Telephone.
Detailed description of the invention
The structure chart of Fig. 1 utility model system；
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below to the utility model
Specific embodiment elaborate.It is practical in order to fully understand to be explained in the following description many details
It is novel.But the utility model can be implemented with being much different from other way described herein, those skilled in the art can
To do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public specific reality
Apply the limitation of mode.
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
Embodiment
As shown in Figure 1, the utility model provides a kind of gas ductwork detection system, system is by coal gas detection terminal
Unit, PLC processing unit and database composition, wherein passing through nothing between the coal gas detection terminal unit and PLC processing unit
Line connection, coal gas detection terminal unit are made of fault locator, signal acquisition unit, transmission unit, wherein fault locator
It is connected to PLC unit with signal acquisition unit output end, the communication terminal of PLC unit connects database, and database is storage combustion gas
Pipe network geographic information system database, including storage pipe network figure, pipe network attribute data and geography information, store the category of gas pipeline
Property data, including pipeline, caliber, pipe range and thickness of pipe wall；
PLC unit is connected with host computer, communication unit, warning device, the communication terminal connecting communication unit of host computer, communication
Unit connect comparison, the output end and warning device of the alarm signal that host computer is issued with the transmission unit of coal gas detection terminal
It is connected, by being wirelessly connected between the communication unit and mobile device of PLC unit, the signal acquisition of coal gas detection terminal unit
Unit be specially include wireless gas detector, it is wireless pressure transmitter, wireless temperature transmitter, wireless test and control terminal, wireless
Temperature sensor, above-mentioned device are wirelessly connected with the PLC unit by radiofrequency signal.
By all information of mobile terminal reading database, pressure, temperature, flow parameter information are monitored, pressure is believed
The frequency of breath acquisition is scheduled on 1HZ, the port of existing gas pipeline be arranged wireless gas detector, wireless pressure transmitter,
Wireless temperature transmitter, wireless test and control terminal, radio temperature sensor, the debugging interface circuit of the coal gas detection terminal unit
Amplify the signal of above-mentioned device by transmission, and be transmitted to and PLC unit, by the way that the data of acquisition are reached ipc monitor system
In system, analyze the corresponding parameter information of real time data acquisition, compared with pipe network attribute data, by mobile terminal logarithm it is believed that
Intellectual monitoring may be implemented in transferring for breath, obtains the pressure value etc. of combustion gas at each pipeline section node under safe operating conditions.
The data exception after parameter and pipe network attribute data of monitoring compare, PLC unit transmit a signal to host computer,
The alarm signal that host computer is issued starts warning device, is quickly searched out at malfunctioning node by fault locator, reminds behaviour
Author takes measures as early as possible, and system is simple, easy to maintain, is connect with mobile device so that more intelligent, maintenance monitoring fuel gas conduit
The safety of net system improves the thermal efficiency, applied widely；And by being monitored in real time, being alarmed, data to sensing data
Analysis, in any place, is monitored and is controlled to field device by mobile terminal, realizes automatically-monitored, internet monitoring
Or Real-time Monitoring with Mobile Telephone.
Although hereinbefore having been made with reference to some embodiments the utility model is described, this reality is not being departed from
In the case where with novel range, various improvement can be carried out to it and can be with equivalent without replacement technical point therein, especially
It is, as long as technical contradiction is not present, the various features in the various embodiments of the utility model institute careless mistake can be by any
Mode is used in combination with, and not carrying out the description of exhaustive row to the case where these combinations in the present invention is only to be in province
Slightly length and the considerations of economizing on resources.Therefore, the utility model is not limited to specific embodiment disclosed herein, and including
Fall into claim.
Claims (6)
1. a kind of gas ductwork detection system, it is characterised in that：Including coal gas detection terminal unit, PLC processing unit and data
Library passes through wireless connection between the coal gas detection terminal unit and PLC processing unit；The coal gas detection terminal unit is by event
Hinder locator, signal acquisition unit, transmission unit composition, wherein the fault locator is connected with signal acquisition unit output end
To PLC unit, the communication terminal of PLC unit connects database.
2. a kind of gas ductwork detection system as described in claim 1, it is characterised in that：The coal gas detection terminal unit packet
Debugging interface circuit is included, the debugging interface circuit is electrically connected with PLC unit.
3. a kind of gas ductwork detection system as described in claim 1, it is characterised in that：The PLC unit is connected with upper
Machine, communication unit, warning device, the communication terminal connecting communication unit of host computer, the transmission of communication unit and coal gas detection terminal
Unit connection comparison, the output end for the alarm signal that host computer is issued are connected with warning device.
4. a kind of gas ductwork detection system as described in claim 1, it is characterised in that：The communication unit of the PLC unit
Pass through wireless connection between mobile device.
5. a kind of gas ductwork detection system as described in claim 1, it is characterised in that：The coal gas detection terminal unit
Signal acquisition unit specially includes wireless gas detector, wireless pressure transmitter, wireless temperature transmitter, wireless test and control end
End, radio temperature sensor, above-mentioned device are wirelessly transferred with the PLC unit by radiofrequency signal.
6. a kind of gas ductwork detection system as described in claim 1, it is characterised in that：The database is storage fuel gas conduit
Network Geographical Information System database, including storage pipe network figure, pipe network attribute data and geography information, store the attribute of gas pipeline
Data, including pipeline, caliber, pipe range and thickness of pipe wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820542353.8U CN208107664U (en) | 2018-04-17 | 2018-04-17 | A kind of gas ductwork detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820542353.8U CN208107664U (en) | 2018-04-17 | 2018-04-17 | A kind of gas ductwork detection system |
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| CN208107664U true CN208107664U (en) | 2018-11-16 |
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| CN201820542353.8U Active CN208107664U (en) | 2018-04-17 | 2018-04-17 | A kind of gas ductwork detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114442549A (en) * | 2021-12-27 | 2022-05-06 | 盐城市大丰燃气设备有限公司 | Urban natural air valve station control system |
-
2018
- 2018-04-17 CN CN201820542353.8U patent/CN208107664U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114442549A (en) * | 2021-12-27 | 2022-05-06 | 盐城市大丰燃气设备有限公司 | Urban natural air valve station control system |
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