CN101251946B - Automatic monitoring instrument for living environment harmful gas - Google Patents
Automatic monitoring instrument for living environment harmful gas Download PDFInfo
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- CN101251946B CN101251946B CN2008100238067A CN200810023806A CN101251946B CN 101251946 B CN101251946 B CN 101251946B CN 2008100238067 A CN2008100238067 A CN 2008100238067A CN 200810023806 A CN200810023806 A CN 200810023806A CN 101251946 B CN101251946 B CN 101251946B
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- harmful gas
- circuit
- digital processing
- processing control
- sensor
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Abstract
The invention discloses an automatic harmful gas monitor in a residential environment, comprising a harmful gas monitor which is connected with a front-end processor through a communication network; the front-end processor is connected with a central management mainframe with a function of acousto-optic alarm; and the harmful gas monitor is connected with a controlling device of a ventilation device. The automatic harmful gas monitor in a residential environment is of reasonable structure and excellent working performance.
Description
Technical field:
The present invention relates to a kind of harmful gas automatic monitoring instrument.
Background technology:
Existing flammable gas alarm device, complex structure, serviceability is undesirable, has certain potential safety hazard, uses to be subjected to certain limitation.
Summary of the invention:
The object of the present invention is to provide a kind of rational in infrastructure, the living environment harmful gas automatic monitoring instrument of favorable working performance.
Technical solution of the present invention is:
A kind of living environment harmful gas automatic monitoring instrument, it is characterized in that: comprise harmful gas monitors, the harmful gas monitor is connected with front end processor by communication network, front end processor is connected with the central management main frame with sound and light of alarm, and the harmful gas monitor also is connected with the air regenerating device control device.
Described harmful gas monitor comprises sensor, sensor is connected with voltage reference circuit and amplifying circuit, amplifying circuit is connected with the A/D change-over circuit, the A/D change-over circuit is connected with the digital processing control circuit, the digital processing control circuit is connected with the multiple spot LCD display, the digital processing control circuit is connected with high loudness buzzer drive circuit, the digital processing control circuit also is connected with the peripheral hardware keyboard circuit, a power circuit is a sensor, the digital processing control circuit, high loudness buzzer drive circuit provides power supply, voltage reference circuit, amplifying circuit, the A/D change-over circuit, the digital processing control circuit is arranged in the module.
Sensor comprises sensor main body, and the sensor main body below is provided with water cavity, is provided with waterproof and barrier film vapor pervious between water in the water cavity and the sensor main body.
Sensor main body comprises upper and lower electrode, is provided with catalyst layer between the upper and lower electrode, and catalyst layer is located at semi-permeable diaphragm central authorities, and the upper and lower faces of catalyst layer is coated with carbon film.
Be provided with plastic film in the carbon film periphery, plastic film, semi-permeable diaphragm, top electrode are arranged in the rubber seal, and rubber seal is connected with bottom electrode.
Sensor main body is arranged in the end walls of water cavity opening part.
The present invention is rational in infrastructure, favorable working performance.Adopt the principle networking of centralized management, decentralised control to be provided with.System is made up of several parts such as central management main frame, front end processor, communication network, harmful gas monitor, control air regenerating devices.The system works principle is as follows: the harmful gas monitor is sent to front end processor to detected harmful gas information by communication network by the time interval and the condition set.When gas reached warning concentration, monitor sent audible and visible alarm, and the prompting field staff handles or starts ventilating system automatically, and immediately warning message is sent to front end processor.Front end processor in time is sent to the preservation of central management main frame after receiving the harmful gas data message, and dynamically shows.If the on-site supervision instrument sends warning, the central management main frame is reminded the main frame operator on duty with the sound and light alarm form immediately, and shows monitor position and the field data that warning takes place.
There are following characteristics in system of the present invention: the one, and the monitor flexible configuration is various, can realize detection and control to controlled device.The 2nd, but multi-angle is used.The 3rd, monitor can work independently.Monitor is as site controlling computer, even communication network breaks down, monitor also can in time be handled problems, and avoids occurring dangerous situation.The 4th, the communication network variation.Monitor provides standard RS485/232 interface or RJ45 interface, also can provide other communication modes to use, as power carrier transmission, unlimited spread spectrum transmission etc.The 5th, but the multiple spot networking detects.The monitor extendibility is strong, but multiple spot networking detection can be satisfied various environment needs.The 6th, system software has perfect logout and the inquiry of historical data.
Description of drawings:
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the configuration diagram of one embodiment of the invention.
Fig. 2 is the circuit block diagram of harmful gas monitor.
Fig. 3 is the configuration diagram of sensor.
Fig. 4 is the sensor body structure diagrammatic sketch.
Embodiment:
A kind of living environment harmful gas automatic monitoring instrument, comprise harmful gas monitors 1, harmful gas monitor 1 is connected with front end processor 3 by communication network 2, front end processor 3 is connected with the central management main frame 4 with sound and light of alarm, and harmful gas monitor 1 also is connected with air regenerating device control device 5.
Described harmful gas monitor 1 comprises sensor 6, sensor 6 is connected with voltage reference circuit 7 and amplifying circuit 8, amplifying circuit 8 is connected with A/D change-over circuit 9, A/D change-over circuit 9 is connected with digital processing control circuit (MCU) 10, digital processing control circuit 10 is connected with multiple spot LCD display 11, digital processing control circuit 10 is connected with high loudness buzzer drive circuit 11, digital processing control circuit 10 also is connected with peripheral hardware keyboard circuit 12, a power circuit 13 is a sensor, the digital processing control circuit, high loudness buzzer drive circuit provides power supply, voltage reference circuit, amplifying circuit, the A/D change-over circuit, the digital processing control circuit is arranged in the module.
Sensor 6 comprises sensor main body 14, and sensor main body 14 belows are provided with water cavity 15, are provided with waterproof and barrier film 16 vapor pervious between water in the water cavity 15 and the sensor main body.Sensor main body 14 comprises upper and lower electrode 17,18, is provided with catalyst layer 19 between the upper and lower electrode, and catalyst layer 19 is located at semi-permeable diaphragm central authorities, and the upper and lower faces of catalyst layer is coated with carbon film 20,21.Be provided with plastic film 22,23 in the carbon film periphery, plastic film, semi-permeable diaphragm, top electrode are arranged in the rubber seal 24, and rubber seal is connected with bottom electrode 18.Sensor main body is arranged in the end walls of water cavity opening part.
Claims (4)
1. living environment harmful gas automatic monitoring instrument, it is characterized in that: comprise harmful gas monitors, the harmful gas monitor is connected with front end processor by communication network, front end processor is connected with the central management main frame with sound and light of alarm, and the harmful gas monitor also is connected with the air regenerating device control device; Described harmful gas monitor comprises sensor, sensor is connected with voltage reference circuit and amplifying circuit, amplifying circuit is connected with the A/D change-over circuit, the A/D change-over circuit is connected with the digital processing control circuit, the digital processing control circuit is connected with the multiple spot LCD display, the digital processing control circuit is connected with high loudness buzzer drive circuit, the digital processing control circuit also is connected with the peripheral hardware keyboard circuit, a power circuit is a sensor, the digital processing control circuit, high loudness buzzer drive circuit provides power supply, voltage reference circuit, amplifying circuit, the A/D change-over circuit, the digital processing control circuit is arranged in the module; Described sensor comprises sensor main body, and the sensor main body below is provided with water cavity, is provided with waterproof and barrier film vapor pervious between water in the water cavity and the sensor main body.
2. living environment harmful gas automatic monitoring instrument according to claim 1, it is characterized in that: sensor main body comprises upper and lower electrode, be provided with catalyst layer between the upper and lower electrode, catalyst layer is located at semi-permeable diaphragm central authorities, and the upper and lower faces of catalyst layer is coated with carbon film.
3. living environment harmful gas automatic monitoring instrument according to claim 2 is characterized in that: be provided with plastic film in the carbon film periphery, plastic film, semi-permeable diaphragm, top electrode are arranged in the rubber seal, and rubber seal is connected with bottom electrode.
4. living environment harmful gas automatic monitoring instrument according to claim 3 is characterized in that: sensor main body is arranged in the end walls of water cavity opening part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100238067A CN101251946B (en) | 2008-04-16 | 2008-04-16 | Automatic monitoring instrument for living environment harmful gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100238067A CN101251946B (en) | 2008-04-16 | 2008-04-16 | Automatic monitoring instrument for living environment harmful gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101251946A CN101251946A (en) | 2008-08-27 |
| CN101251946B true CN101251946B (en) | 2011-04-13 |
Family
ID=39955323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100238067A Expired - Fee Related CN101251946B (en) | 2008-04-16 | 2008-04-16 | Automatic monitoring instrument for living environment harmful gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101251946B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636541B (en) * | 2012-03-19 | 2015-10-21 | 深圳派成铝业科技有限公司 | A kind of oxygen concentration monitor controller |
| WO2019006584A1 (en) * | 2017-07-03 | 2019-01-10 | Honeywell International Inc. | Electrochemical gas sensor housing having a one-piece design |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035881U (en) * | 1988-08-16 | 1989-04-12 | 王德福 | Corrugated pipe silicone-diffused isolating and protecting device for force sensor |
| CN2182407Y (en) * | 1993-05-20 | 1994-11-09 | 刘德宇 | Thin-film gas sensitive element with silicon multiple film |
| CN2594793Y (en) * | 2003-01-02 | 2003-12-24 | 李京和 | Portable zirconium oxide oxygen sensor |
| CN1732383A (en) * | 2002-11-01 | 2006-02-08 | 霍尼韦尔国际公司 | Gas sensor |
| CN1793892A (en) * | 2005-12-29 | 2006-06-28 | 上海交通大学 | Manufacturing method of microgas sensor based on one-dimension manometer material |
-
2008
- 2008-04-16 CN CN2008100238067A patent/CN101251946B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035881U (en) * | 1988-08-16 | 1989-04-12 | 王德福 | Corrugated pipe silicone-diffused isolating and protecting device for force sensor |
| CN2182407Y (en) * | 1993-05-20 | 1994-11-09 | 刘德宇 | Thin-film gas sensitive element with silicon multiple film |
| CN1732383A (en) * | 2002-11-01 | 2006-02-08 | 霍尼韦尔国际公司 | Gas sensor |
| CN2594793Y (en) * | 2003-01-02 | 2003-12-24 | 李京和 | Portable zirconium oxide oxygen sensor |
| CN1793892A (en) * | 2005-12-29 | 2006-06-28 | 上海交通大学 | Manufacturing method of microgas sensor based on one-dimension manometer material |
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| CN101251946A (en) | 2008-08-27 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20160416 |