CN103839383A - Gas alarm - Google Patents
Gas alarm Download PDFInfo
- Publication number
- CN103839383A CN103839383A CN201210492478.1A CN201210492478A CN103839383A CN 103839383 A CN103839383 A CN 103839383A CN 201210492478 A CN201210492478 A CN 201210492478A CN 103839383 A CN103839383 A CN 103839383A
- Authority
- CN
- China
- Prior art keywords
- module
- relay
- master controller
- gas
- main controller
- 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.)
- Pending
Links
Abstract
The invention discloses a gas alarm which comprises a detector module used for acquiring the concentration information of combustible gas on a detected site and conducting analog-digital conversion on the concentration information, a main controller used for receiving output signals of the detector module and controlling a pipeline valve and a fan valve through a relay set, and a power supply module, wherein the detector module is connected with the input end of the main controller through a CAN bus module, the relay set comprises a first relay and a second relay which are both connected with the main controller, the first relay is connected with the pipeline valve, the second relay is connected with the fan valve, a key input module is connected to the input end of the main controller, a display module and an audible and visual alarm module are connected to the output end of the main controller, and the main controller is in communication with an upper computer through an Internet interface module. The gas alarm is good in stability, safe, reliable, high in node capacity, convenient to maintain, good in anti-interference performance, and convenient to promote and use.
Description
Technical field
The present invention relates to a kind of gas alarm.
Background technology
Along with social development, the relation between gas and the mankind is more and more closer.Gaseous species is various, wherein harmful gas has had a strong impact on people's work and has lived in order to guarantee the safety of people's lives and properties, moreover urbanization paces are more and more faster now, resident is more and more extensive to the use of combustion gas, gas safety detection is more and more important, alarm is because it is safe and reliable, easy to operately more comes also more welcomed by the peoplely, and warning system in the market can be divided into 2 kinds of line-disparting type and bus types.Line-disparting type warning system technology is comparatively ripe, but it can not meet multinode, survey requirement on a large scale; And bus type warning system not only can overcome the above problems, and convenient management.At present, bus type warning system adopts RS-485 bus mode more, but such system node capacity is little and system is unstable.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art, a kind of gas alarm is provided.This gas alarm good stability, safe and reliable, node capacity is large, easy to maintenance, and anti-interference is good, is convenient to promote the use of.
For achieving the above object, the technical solution used in the present invention is: a kind of gas alarm, it is characterized in that: comprise the concentration information for gathering tested on-the-spot inflammable gas and this concentration information is carried out to analog-to-digital detector module, the master controller of pipeline valve and fan valve being controlled for pick-up probe module output signal and by relay group and be the power module of the each power unit power supply of system, the input end of described detector module by CAN bus module and master controller with join, described relay group comprises all the relay one and the relay two that join with master controller, described relay one joins with pipeline valve, described relay two joins with fan valve, the input end of described master controller is connected to keyboard input module, the output terminal of described master controller is connected to the display module of the demonstration for showing in real time gas concentration information and carries out the sound and light alarm module of sound and light alarm when reaching warning desired level when combustable gas concentration, described master controller communicates by ethernet interface module (10) and host computer, described detector module comprises the multiple gas detectors that are laid in tested scene.
Above-mentioned a kind of gas alarm, is characterized in that: described master controller adopts 32-bit microprocessor TMS320F2812 chip.
Above-mentioned a kind of gas alarm, is characterized in that: described CAN bus module adopts MCP2551 as CAN controller.
Above-mentioned a kind of gas alarm, is characterized in that: described sound and light alarm module comprises hummer and LED light emitting diode.
The present invention compared with prior art has the following advantages:
1, reasonable in design: comprise power module, display module, alarm module, main controller module, ethernet interface module, host computer, detector module, relay group and CAN bus module.
2, good stability: the present invention designs the high performance chipses that adopt more, has simplified hardware circuit, and CAN bus mode is greatly improved the stability of system.
3, safe and reliable: the present invention adopts high sensitivity, with the gas sensor of high response speed, the concentration of inflammable gas can be detected fast and accurately, ensure that product uses safe and reliable.
4, node capacity is large: the present invention uses CAN bus mode, has greatly improved nodes (theoretical maximum node value has 110).
5, easy to maintenance: the present invention, adopting CAN bus mode, has greatly reduced line length, and master controller is by be connected access host computer with Ethernet, has realized remote control.Easy to operate.
6, anti-interference good: system adopts CAN bus mode, and multiple module employing anti-interference method, CAN bus module adopts two-channel digital isolating chip ADUM1201 can realize well the electrical isolation between each node in CAN bus.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present invention.
Description of reference numerals:
1-detector module; 1-1-gas detector; 2-relay group;
2-1-relay one; 2-2-relay two; 3-pipeline valve;
4-fan valve; 5-master controller; 6-CAN bus module;
7-keyboard input module; 8-display module; 9-sound and light alarm module;
10-too network interface module; 11-host computer; 12-power module.
Embodiment
A kind of gas alarm as shown in Figure 1, comprise the concentration information for gathering tested on-the-spot inflammable gas and this concentration information is carried out to analog-to-digital detector module 1, the master controller 5 of pipeline valve 3 and fan valve 4 being controlled for pick-up probe module 1 output signal and by relay group 2 and be the power module 12 of the each power unit power supply of system, the input end of described detector module 1 by CAN bus module 6 and master controller 5 with join, described relay group 2 comprises all relay one 2-1 and relay two 2-2 that join with master controller 5, described relay one 2-1 and pipeline valve 3 join, described relay two 2-2 and fan valve 4 join, the input end of described master controller 5 is connected to keyboard input module 7, the output terminal of described master controller 5 is connected to the display module 8 of the demonstration for showing in real time gas concentration information and carries out the sound and light alarm module 9 of sound and light alarm when reaching warning desired level when combustable gas concentration, described master controller 5 communicates by ethernet interface module 10 and host computer 11, described detector module 1 comprises the multiple gas detector 1-1 that are laid in tested scene.
In the present embodiment, preferred way is that described master controller 5 adopts 32-bit microprocessor TMS320F2812 chip.Described CAN bus module 6 adopts MCP2551 as CAN controller.Described sound and light alarm module 9 comprises hummer and LED light emitting diode.
Specific works process of the present invention is: first microprocessor and each chip are carried out to initialization, show start interface of main menu and postpone 100S, then carry out System self-test.If System self-test is unsuccessful, to show trouble location.System by self check after, master controller 5 as the detector on host computer polls CAN node, gathers detector data on each node in CAN bus.After master controller 5 compares the data in the data that collect and its data storehouse, process, judge whether gas concentration exceeds standard.If exceeded standard, start corresponding to pipeline valve 3 with fan valve 4 is controlled and carry out sound and light alarm by sound and light alarm module 9; Master controller 5 is obtained and communicates by letter with host computer 11 by Ethernet, and user can be realized master controller 5 is carried out to Long-distance Control by host computer 11, and monitors concentration information in real time.If gas concentration does not exceed standard, master controller continues poll CAN node image data.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every any simple modification, change and equivalent structure transformation of above embodiment being done according to the technology of the present invention essence, all still belongs in the protection domain of technical solution of the present invention.
Claims (4)
1. a gas alarm, it is characterized in that: comprise the concentration information for gathering tested on-the-spot inflammable gas and this concentration information is carried out to analog-to-digital detector module (1), the master controller (5) of pipeline valve (3) and fan valve (4) being controlled for pick-up probe module (1) output signal and by relay group (2) and the power module (12) of powering for the each power unit of system, the input end of described detector module (1) by CAN bus module (6) and master controller (5) with join, described relay group (2) comprises all the relay one (2-1) and the relay two (2-2) that join with master controller (5), described relay one (2-1) joins with pipeline valve (3), described relay two (2-2) joins with fan valve (4), the input end of described master controller (5) is connected to keyboard input module (7), the output terminal of described master controller (5) is connected to the display module (8) of the demonstration for showing in real time gas concentration information and carries out the sound and light alarm module (9) of sound and light alarm when reaching warning desired level when combustable gas concentration, described master controller (5) communicates by ethernet interface module (10) and host computer (11), described detector module (1) comprises the multiple gas detectors (1-1) that are laid in tested scene.
2. a kind of gas alarm according to claim 1, is characterized in that: described master controller (5) adopts 32-bit microprocessor TMS320F2812 chip.
3. a kind of gas alarm according to claim 1, is characterized in that: described CAN bus module (6) adopts MCP2551 as CAN controller.
4. a kind of gas alarm according to claim 1, is characterized in that: described sound and light alarm module (9) comprises hummer and LED light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210492478.1A CN103839383A (en) | 2012-11-27 | 2012-11-27 | Gas alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210492478.1A CN103839383A (en) | 2012-11-27 | 2012-11-27 | Gas alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103839383A true CN103839383A (en) | 2014-06-04 |
Family
ID=50802840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210492478.1A Pending CN103839383A (en) | 2012-11-27 | 2012-11-27 | Gas alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103839383A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104715584A (en) * | 2015-01-21 | 2015-06-17 | 安徽师范大学 | Gas alarm device |
| CN105185049A (en) * | 2015-10-22 | 2015-12-23 | 上海斐讯数据通信技术有限公司 | Device for monitoring PM2.5 in family environment |
| CN105389952A (en) * | 2015-11-06 | 2016-03-09 | 北京惟泰安全设备有限公司 | Time-and-event-trigger-based bus type gas monitoring method |
| CN105427540A (en) * | 2015-12-27 | 2016-03-23 | 哈尔滨米米米业科技有限公司 | Gas concentration detection and alarm system |
| CN105528865A (en) * | 2016-01-25 | 2016-04-27 | 詹朝润 | Combustible gas detection alarm device |
| CN105654936A (en) * | 2014-11-14 | 2016-06-08 | 霍尼韦尔国际公司 | Buzzer and gas detector equipped with buzzer |
| CN106128005A (en) * | 2016-08-15 | 2016-11-16 | 广东技术师范学院 | A kind of SCM Based Smoke Detection warning system |
| CN106327780A (en) * | 2016-08-28 | 2017-01-11 | 桂林市晶准测控技术有限公司 | Smoke alarm system |
| CN107248266A (en) * | 2017-06-15 | 2017-10-13 | 中国科学院电工研究所 | A kind of distributed pernicious gas monitoring and alarming system |
| CN109245864A (en) * | 2018-11-27 | 2019-01-18 | 威海威高生物科技有限公司 | ETH-CAN communication front-end detection device and wrong self checking method based on self feed back |
| CN111487293A (en) * | 2020-04-27 | 2020-08-04 | 中煤能源研究院有限责任公司 | Portable detector of mining gaseous multi-parameter |
-
2012
- 2012-11-27 CN CN201210492478.1A patent/CN103839383A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105654936A (en) * | 2014-11-14 | 2016-06-08 | 霍尼韦尔国际公司 | Buzzer and gas detector equipped with buzzer |
| CN104715584A (en) * | 2015-01-21 | 2015-06-17 | 安徽师范大学 | Gas alarm device |
| CN105185049A (en) * | 2015-10-22 | 2015-12-23 | 上海斐讯数据通信技术有限公司 | Device for monitoring PM2.5 in family environment |
| CN105389952B (en) * | 2015-11-06 | 2017-09-08 | 北京惟泰安全设备有限公司 | The bus type gas monitor method triggered based on time and event |
| CN105389952A (en) * | 2015-11-06 | 2016-03-09 | 北京惟泰安全设备有限公司 | Time-and-event-trigger-based bus type gas monitoring method |
| CN105427540A (en) * | 2015-12-27 | 2016-03-23 | 哈尔滨米米米业科技有限公司 | Gas concentration detection and alarm system |
| CN105528865A (en) * | 2016-01-25 | 2016-04-27 | 詹朝润 | Combustible gas detection alarm device |
| CN105528865B (en) * | 2016-01-25 | 2018-06-15 | 詹朝润 | A kind of combustible gas detecting warning device |
| CN106128005A (en) * | 2016-08-15 | 2016-11-16 | 广东技术师范学院 | A kind of SCM Based Smoke Detection warning system |
| CN106327780A (en) * | 2016-08-28 | 2017-01-11 | 桂林市晶准测控技术有限公司 | Smoke alarm system |
| CN107248266A (en) * | 2017-06-15 | 2017-10-13 | 中国科学院电工研究所 | A kind of distributed pernicious gas monitoring and alarming system |
| CN109245864A (en) * | 2018-11-27 | 2019-01-18 | 威海威高生物科技有限公司 | ETH-CAN communication front-end detection device and wrong self checking method based on self feed back |
| CN109245864B (en) * | 2018-11-27 | 2023-09-19 | 威海威高生物科技有限公司 | ETH-CAN communication front-end detection device based on self-feedback and error self-detection method |
| CN111487293A (en) * | 2020-04-27 | 2020-08-04 | 中煤能源研究院有限责任公司 | Portable detector of mining gaseous multi-parameter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103839383A (en) | Gas alarm | |
| CN103839381A (en) | Household gas safety detection and alarm system | |
| CN202994987U (en) | Insulating property on-line monitoring device of sulfur hexafluoride gas insulated switch | |
| CN204257948U (en) | A kind of smart jack and intelligent socket system | |
| CN103698050B (en) | A kind of distribution type fiber-optic heat detection system based on distributed optical fiber temperature sensor | |
| CN102974064A (en) | Fire-extinguishing agent gas pressure network monitoring system of gas fire-extinguishing system bottle unit | |
| CN203643533U (en) | Microcomputer type relay protection tester | |
| CN204204163U (en) | A kind of combustible gas alarm control system | |
| CN105044506A (en) | Warehouse electricity utilization monitoring device | |
| CN204086246U (en) | A kind of high performance mineral carbon monoxide transducer | |
| CN203577214U (en) | Fire extinguishing agent gas pressure network monitoring system of gas fire extinguishing system bottle group | |
| CN104569679A (en) | No-load durability testing system for electric tool and gardening tool | |
| CN203149782U (en) | Gas alarm | |
| CN201765669U (en) | Bus type industrial flammable gas alarm | |
| CN203632664U (en) | Portable fault detector for remote power-collecting system equipment | |
| CN104318720A (en) | STC89C52-based smoke and gas alarm system | |
| CN203573483U (en) | Wireless acquisition device with multifunctional acquisition and control capacity | |
| CN203337268U (en) | Temperature and pressure monitoring and early warning system of circuit breaker operating mechanism | |
| CN102928684A (en) | Insulation monitoring device for medical isolated power system | |
| CN205581252U (en) | Power system fault indicator | |
| CN105608843A (en) | Combustible gas alarm control system | |
| CN201319132Y (en) | Multifunctional special machine for monitoring computer room | |
| CN104678255A (en) | Intelligent electrical measuring instrument control system | |
| CN204405540U (en) | A kind of infrared methane detection alarm instrument with magnetic sheet calibration function | |
| CN209447300U (en) | Air monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140604 |