CN204884085U - Liquefied petroleum gas tank car positioning and alarming system based on GPRS communication - Google Patents
Liquefied petroleum gas tank car positioning and alarming system based on GPRS communication Download PDFInfo
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- CN204884085U CN204884085U CN201520420339.7U CN201520420339U CN204884085U CN 204884085 U CN204884085 U CN 204884085U CN 201520420339 U CN201520420339 U CN 201520420339U CN 204884085 U CN204884085 U CN 204884085U
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Abstract
The utility model belongs to the technical field of railway transport technologies and specifically relates to a liquefied petroleum gas tank car positioning and alarming system based on GPRS communication. Gas sensor, sensor signal arithmetic circuit, AD converter and singlechip that it includes the PC and connects gradually, the singlechip is connected with GPS orientation module, audible -visual annunciator and GPRS module, the singlechip is arrange the signal in order and is given GPS orientation module, audible -visual annunciator and GPRS module with the signal feedback, and GPS orientation module and GPRS module are with signal transmission to PC. The utility model discloses a GPS status module realizes location effect, the convenient oil gas leak position of investigating fast, simultaneously, utilize the internet communication of GPRS module realization data, its simple structure, convenient operation has very strong practicality.
Description
Technical field
The utility model relates to transportation by railroad technical field, especially a kind of liquefied petroleum gas railway tanker positioning alarm system based on GPRS communication.
Background technology
As everyone knows, liquefied gas is important industrial chemicals, is also important clean energy resource.In railway transport course, mainly contain and be responsible for monitoring task with car supercargo.But universal along with electric railway, supercargo gets on the bus in marshalling yard and temporary stop and checks and become more and more dangerous, and also happens occasionally in real work with the unsafe factor that car supercargo itself brings.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of liquefied petroleum gas railway tanker positioning alarm system based on GPRS communication.
To achieve these goals, the utility model adopts following technical scheme:
Based on a liquefied petroleum gas railway tanker positioning alarm system for GPRS communication, it comprises gas sensor, sensor signal computing circuit, AD converter, single-chip microcomputer, GPS locating module, audible-visual annunciator, GPRS module and PC;
Signal is also inputed to sensor signal computing circuit by described gas sensor Real-Time Monitoring petroleum gas concentration signal, signal is carried out calculation process and the signal after process is inputed to AD converter by described sensor signal computing circuit, signal is carried out AD conversion and signal is inputed to single-chip microcomputer by described AD converter, signal carries out arranging by described single-chip microcomputer and by signal feedback to GPS locating module, audible-visual annunciator and GPRS module, signal is sent to PC by described GPS locating module and GPRS module.
Preferably, described gas sensor is M-N5 type gas sensor.
Preferably, described sensor signal computing circuit comprises the first operational amplifier, second operational amplifier and the 3rd operational amplifier, the end of oppisite phase of described first operational amplifier is connected with gas sensor by the first resistance, end of oppisite phase and the output terminal of described first operational amplifier are parallel with the first adjustable resistance, the output terminal of described first operational amplifier is connected with the end of oppisite phase of the 3rd operational amplifier by the 3rd resistance, end of oppisite phase and the output terminal of described 3rd operational amplifier are parallel with the 3rd adjustable resistance, the output terminal of described 3rd operational amplifier is connected with the input end of AD converter, the in-phase end of described 3rd operational amplifier is also connected with the output terminal of the second operational amplifier by the 4th resistance by the 5th resistance eutral grounding, output terminal and the in-phase end of described second operational amplifier are parallel with the second adjustable resistance, the in-phase end of described second operational amplifier is by the second resistance access power supply.
Owing to have employed such scheme, the utility model is by gas sensor monitoring petroleum gas concentration signal; Meanwhile, realize locating effect by GPS status module, fast and easy investigation petroleum gas leak position; Further, utilize GPRS module to realize the internet communication of data, its structure is simple, easy to operate, has very strong practicality.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the utility model embodiment;
Fig. 2 is the electrical block diagram of the sensor signal computing circuit of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As shown in Figure 1 to Figure 2, a kind of liquefied petroleum gas railway tanker positioning alarm system based on GPRS communication that the present embodiment provides, it comprises gas sensor 1, sensor signal computing circuit 2, AD converter 3, single-chip microcomputer 5, GPS locating module 7, audible-visual annunciator 4, GPRS module 6 and PC 8;
Signal is also inputed to sensor signal computing circuit 2 by gas sensor 1 Real-Time Monitoring petroleum gas concentration signal, signal is carried out calculation process and the signal after process is inputed to AD converter 3 by sensor signal computing circuit 2, signal is carried out AD conversion and signal is inputed to single-chip microcomputer 5 by AD converter 3, signal carries out arranging and signal is sent to PC 8 to GPS locating module 7, audible-visual annunciator 4 and GPRS module 6, GPS locating module 7 and GPRS module 6 by signal feedback by single-chip microcomputer 5.
Whether the present embodiment utilizes gas sensor 1 Real-Time Monitoring delivery tanker petroleum gas to leak, when having detected that petroleum gas leaks, then by single-chip microcomputer 5, signal is arranged, audible-visual annunciator 4 is utilized to send danger early warning, and send positional information by GPS locating module 7, facilitate personnel's fast processing; Utilize GPRS module 6 to realize the internet communication of information simultaneously.User can check the particular location that petroleum gas leaks and data message by PC 8 is long-range.In addition, user can also realize the information inspection of mobile phone by GPRS module 6, facilitate user can check system information at any time.
The sensor signal computing circuit 2 of the present embodiment can adopt circuit structure as shown in Figure 2, namely the first operational amplifier U1 is comprised, second operational amplifier U2 and the 3rd operational amplifier U3, the end of oppisite phase of the first operational amplifier U1 is connected with gas sensor 1 by the first resistance R1, the end of oppisite phase of the first operational amplifier U1 and output terminal are parallel with the first adjustable resistance Rw1, the output terminal of the first operational amplifier U1 is connected with the end of oppisite phase of the 3rd operational amplifier U2 by the 3rd resistance R3, the end of oppisite phase of the 3rd operational amplifier U3 and output terminal are parallel with the 3rd adjustable resistance Rw3, the output terminal of the 3rd operational amplifier U3 is connected with the input end of AD converter 3, the in-phase end of the 3rd operational amplifier U3 is also connected with the output terminal of the second operational amplifier U2 by the 4th resistance R4 by the 5th resistance R5 ground connection, the output terminal of the second operational amplifier U2 and in-phase end are parallel with the second adjustable resistance Rw2, the in-phase end of the second operational amplifier U2 accesses power supply by the second resistance R2.
For optimization system, the gas sensor 1 of the present embodiment is M-N5 type gas sensor.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1., based on a liquefied petroleum gas railway tanker positioning alarm system for GPRS communication, it is characterized in that: it comprises gas sensor, sensor signal computing circuit, AD converter, single-chip microcomputer, GPS locating module, audible-visual annunciator, GPRS module and PC;
Signal is also inputed to sensor signal computing circuit by described gas sensor Real-Time Monitoring petroleum gas concentration signal, signal is carried out calculation process and the signal after process is inputed to AD converter by described sensor signal computing circuit, signal is carried out AD conversion and signal is inputed to single-chip microcomputer by described AD converter, signal carries out arranging by described single-chip microcomputer and by signal feedback to GPS locating module, audible-visual annunciator and GPRS module, signal is sent to PC by described GPS locating module and GPRS module.
2. as claimed in claim 1 a kind of based on GPRS communication liquefied petroleum gas railway tanker positioning alarm system, it is characterized in that: described gas sensor is M-N5 type gas sensor.
3. as claimed in claim 2 a kind of based on GPRS communication liquefied petroleum gas railway tanker positioning alarm system, it is characterized in that: described sensor signal computing circuit comprises the first operational amplifier, second operational amplifier and the 3rd operational amplifier, the end of oppisite phase of described first operational amplifier is connected with gas sensor by the first resistance, end of oppisite phase and the output terminal of described first operational amplifier are parallel with the first adjustable resistance, the output terminal of described first operational amplifier is connected with the end of oppisite phase of the 3rd operational amplifier by the 3rd resistance, end of oppisite phase and the output terminal of described 3rd operational amplifier are parallel with the 3rd adjustable resistance, the output terminal of described 3rd operational amplifier is connected with the input end of AD converter, the in-phase end of described 3rd operational amplifier is also connected with the output terminal of the second operational amplifier by the 4th resistance by the 5th resistance eutral grounding, output terminal and the in-phase end of described second operational amplifier are parallel with the second adjustable resistance, the in-phase end of described second operational amplifier is by the second resistance access power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520420339.7U CN204884085U (en) | 2015-06-17 | 2015-06-17 | Liquefied petroleum gas tank car positioning and alarming system based on GPRS communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520420339.7U CN204884085U (en) | 2015-06-17 | 2015-06-17 | Liquefied petroleum gas tank car positioning and alarming system based on GPRS communication |
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| Publication Number | Publication Date |
|---|---|
| CN204884085U true CN204884085U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520420339.7U Expired - Fee Related CN204884085U (en) | 2015-06-17 | 2015-06-17 | Liquefied petroleum gas tank car positioning and alarming system based on GPRS communication |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195631A (en) * | 2016-09-18 | 2016-12-07 | 王燕红 | Industrial gases storage tank monitoring system |
| CN107228108A (en) * | 2017-08-10 | 2017-10-03 | 张正云 | A kind of hydraulic pneumatic pressure cylinder pressure cylinder warning device |
| CN114360217A (en) * | 2022-01-12 | 2022-04-15 | 深圳芯闻科技有限公司 | Liquefied petroleum gas bottle environment monitoring system |
-
2015
- 2015-06-17 CN CN201520420339.7U patent/CN204884085U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195631A (en) * | 2016-09-18 | 2016-12-07 | 王燕红 | Industrial gases storage tank monitoring system |
| CN107228108A (en) * | 2017-08-10 | 2017-10-03 | 张正云 | A kind of hydraulic pneumatic pressure cylinder pressure cylinder warning device |
| CN114360217A (en) * | 2022-01-12 | 2022-04-15 | 深圳芯闻科技有限公司 | Liquefied petroleum gas bottle environment monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Mu Inventor after: Qu Ping Inventor after: Cheng Shi Inventor before: Lu Guangchuan |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160606 Address after: 116203, No. 8, No. 38-11, No. 11, Shun long road, Dalian hi tech Industrial Park, Liaoning, China Patentee after: Hi Tech (Dalian) Information Technology Co., Ltd. Address before: 311899 Zhejiang city of Shaoxing province Zhuji city Jiyang Street Genta Road No. 24-3 (room 108) Patentee before: Yang Minghua |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20180617 |