CN101819195A - Centralized room gas detection system - Google Patents
Centralized room gas detection system Download PDFInfo
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- CN101819195A CN101819195A CN201010142801A CN201010142801A CN101819195A CN 101819195 A CN101819195 A CN 101819195A CN 201010142801 A CN201010142801 A CN 201010142801A CN 201010142801 A CN201010142801 A CN 201010142801A CN 101819195 A CN101819195 A CN 101819195A
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- room
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- gas detection
- solenoid valve
- pick
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- 238000001514 detection method Methods 0.000 title claims abstract description 65
- 239000000523 sample Substances 0.000 claims abstract description 44
- 230000000740 bleeding effect Effects 0.000 claims description 8
- 230000001351 cycling effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 90
- 239000000284 extract Substances 0.000 abstract description 2
- 125000004122 cyclic group Chemical group 0.000 abstract 4
- 238000000605 extraction Methods 0.000 abstract 4
- 230000000737 periodic effect Effects 0.000 abstract 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 238000009434 installation Methods 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000000809 air pollutant Substances 0.000 description 2
- 231100001243 air pollutant Toxicity 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000027734 detection of oxygen Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Ventilation (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a centralized room gas detection system. Through a pipeline connected with a periodic cyclic gas extraction detection device and under the control of a control device, the periodic cyclic gas extraction detection device sequentially and cyclically extracts gases in each room into the periodic cyclic gas extraction detection device through electric exhaust fans for detection and then detects the concentration of the detected gases in each room. In such a way, the concentration of the detected gases in a plurality of rooms can be detected by only one or one group of gas detection probes, which reduces the number of the used gas detection probes and saves the one-time investment of mounting cost. Moreover, the gases in the rooms are extracted through the electric exhaust fans which can be arranged in a hidden way so as to keep the attractive appearance of the rooms. Simultaneously, the periodic cyclic gas extraction detection device can be arranged at any position outside the rooms so as to be convenient to mount and check. Finally, for the similar reasons in use, if the gas detection probes need replacing, only one or one group of gas detection probes is replaced, which greatly reduces use cost.
Description
Technical field
The present invention relates to a kind of room gas detection system, specifically, relate to a kind of centralized room gas detection system.
Background technology
Intensive personnel such as office building, meeting room, classroom, hotel, exhibition center, hospital, market, bar, restaurant, airport, railway station, amusement hall, cinemas; and Feng Bi place comparatively; because personnel are numerous; it is too high gas concentration lwevel to occur through regular meeting; the situation of anoxic takes place; usually in these places ventilating system is installed all, each room (or the different corners in hall) replenished fresh air.But, based on the artificial atmosphere of room temperature and the consideration of saves energy, ventilating system is not all in running order at any time, need carry out intelligent management to the ventilating system in each room, this just needs the suite gas detecting system, the oxygen in the room is detected, when its concentration is lower than certain value, open ventilating system, the room is replenished fresh air; When its concentration is higher than certain value, close ventilating system.
In the prior art, as shown in Figure 1, detect all be separately installed with gas detection probe S1, S2, S3, S4, all indoor respectively oxygen of S5, S6 in each room.In a certain room, as first room, when oxygen concentration is lower than certain value, it is low that gas detection probe S1 detects oxygen concentration, and the data that detect are fed back to intelligent ventilating system K1, intelligent ventilating system K1 starts the draught fan F1 in first room by its control line, and first room is replenished fresh air; When first room oxygen concentration is higher than certain value, gas detection probe S1 detects the oxygen concentration height, and the data that detect are fed back to intelligent ventilating system K1, the draught fan F1 that intelligent ventilating system K1 closes first room by its control line stops to replenish fresh sky to first room.Can communicate by various serial data interfaces between gas detection probe S1 and the intelligent ventilating system K1, as the RS485 communication interface.
Certainly, gas detection probe S1, S2, S3, S4, S5, S6 also can use comprehensive detection probe, to air pollutants in the space air, detect as smoke from cigarette, ammonia, H2S gas, CO, alcohol, rock gas etc., when these pollutant levels during greater than certain value, open ventilating system, carry out exhaust or warning, when being lower than certain value, close ventilating system.
As shown in Figure 1,, gas detection probe S1, S2, S3, S4, S5, S6 need be installed, have following problem like this in each room for the gas to each room detects:
1, installation cost height, disposable having high input
Owing to the present gas detection probe intelligent multifunctionals probes that adopt, gas detection, processing back by communication interface and control system, are connected as ventilating system more, in addition, can monitor multiple gases, its price is higher, and majority is all more than 2000 yuan.Therefore, the gas detection probe is all installed in each room, and the installation cost height has high input.
2, influence is attractive in appearance, and maintenance is inconvenient
In order to obtain better detection effect, the gas detection probe is installed in the body of wall outside, and outstanding the installation influences the attractive in appearance of room like this in the room.In addition, during maintenance, need to overhaul, can influence work like this to each room.
3, use cost height
The gas detection probe belongs to easily-consumed products.Because gas detection is concerning human body safety, the gas detection probe used a period of time, such as 2～3 years, it detects effect will variation, and this is just to need to change, the gas detection probe in all rooms of disposable replacing, this is a no small spending, and therefore, use cost is quite high.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of install and use cost low, do not influence room centralized room gas detection system attractive in appearance.
For achieving the above object, centralized room gas detection system of the present invention is characterized in that, comprising:
Gather the pipeline of each room gas, an end mouth of pipe of every pipeline communicates with a room, is used to gather the gas in each room;
The one circulation pick-up unit of bleeding regularly is a closed container, is provided with a plurality of draft tube road junction, is connected with the other end mouth of pipe of the pipeline that is connected to each room respectively, and the draft tube road junction is provided with solenoid valve, controls the unlatching at this draft tube road junction or closes; On regularly pick-up unit is bled in circulation, gas detection probe, exhaust electric fan and control device are installed also, gas detection probe, exhaust electric fan are installed in regularly circulation and bleed in the pick-up unit, and control device is connected with the solenoid valve at exhaust electric fan, each draft tube road junction;
Control device is opened the solenoid valve at a draft tube road junction, all the other are closed when opening the solenoid valve at a draft tube road junction, the electric fan of exhaust simultaneously starts, regularly circulation is bled form low pressure in the pick-up unit, the gas of opening between the solenoid valve connecting room is sucked, and the gas detection probe carries out detected gas to the gas that sucks and detects; Control device circulates successively by the time of setting and opens the solenoid valve at a draft tube road junction, cycling through bleed gas detection probe in the pick-up unit of regularly circulation successively and detecting the detected gas concentration in each room.
Goal of the invention of the present invention is achieved in that
Regularly circulation is bled pick-up unit by connected pipeline, under the control of control device, by the exhaust electric fan, the gas in each room circulated successively being drawn into regularly circulation and bleeding and detect in the pick-up unit, detect the detected gas concentration in each room, like this, only one or one group gas detection probe of needs just can detect the detected gas concentration in a plurality of rooms, thereby saved the usage quantity of gas detection probe, the disposable input of the installation cost of saving.Secondly, because the gas in the room extracts by exhaust fan, therefore, the mouth of pipe that is connected to the pipeline in each room needn't expose installation, can adopt concealed manner to install, can keep the attractive in appearance of room like this, certainly to the place that does not have what requirement attractive in appearance, room, as factory floor, supermarket etc., the mouth of pipe of pipeline also can adopt concealed manner to install.Simultaneously, regularly circulation bleed pick-up unit can position installation arbitrarily the room outside, the installation check facility.At last, in the use, based on same reason, changing the gas detection probe also only needs to change one or one group of gas detection probe, and use cost reduces greatly.
In the present invention, detected gas can be an oxygen, also can be air pollutants, as smoke from cigarette, ammonia, H
2S gas, CO, alcohol, rock gas etc.
In addition, the control device of centralized room gas detection system of the present invention, gas detection probe can connect and compose intelligent ventilating system with ventilating system, the oxygen system that can also be used for the room, highlands, constitute intelligent oxygen system, also can self form a warning system, concrete purposes can determine according to actual needs that the present invention is a room gas detection scheme.
Description of drawings
Fig. 1 is the intelligent ventilating system theory diagram based on gas detection of prior art;
Fig. 2 is a kind of embodiment theory diagram of the centralized room gas detection system of the present invention;
Fig. 3 is the timing shown in Figure 2 circulation a kind of embodiment structural drawing of pick-up unit of bleeding;
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described, so that those skilled in the art understands the present invention better.What need point out especially is that in the following description, when perhaps the detailed description of known function and design can desalinate main contents of the present invention, these were described in here and will be left in the basket.
Embodiment
Fig. 2 is a kind of embodiment theory diagram of the centralized room gas detection system of the present invention.
In the present embodiment, as shown in Figure 1, have the six roots of sensation to gather the pipeline of each room gas, an end mouth of pipe of every pipeline communicates with a room, is used to gather the gas in each room; Regularly the circulation pick-up unit 2 of bleeding is connected with room 101～106 respectively by pipeline, the gas in room 101～106 is circulated successively that being drawn into regularly circulates and bleeds detect in the pick-up unit, detects the detected gas concentration in room 101～106.
Fig. 3 is the timing shown in Figure 2 circulation a kind of embodiment structural drawing of pick-up unit of bleeding
In the present embodiment, as shown in Figure 2, regularly the circulation pick-up unit 2 of bleeding is a closed container, be provided with six draft tube road junctions 2011～2016, the other end mouth of pipe with the six roots of sensation pipeline that is connected to room 101～106 shown in Figure 1 is connected respectively, draft tube road junction 2011～2016 is provided with solenoid valve 2021～2026, controls the unlatching at this draft tube road junction or closes.
In regularly pick-up unit 2 is bled in circulation, gas detection probe 203, exhaust electric fan 204 and control device 205 are installed also, control device 205 be connected with the solenoid valve 2021～2026 at exhaust electric fan 204, each draft tube road junction (structural drawing, not drawing is electrically connected).
The gas of 203 pairs of suctions of gas detection probe carries out detected gas, as the detection of oxygen, carbon dioxide, carbon monoxide, rock gas etc.; Control device 2 is by the time of setting, as 2 minutes, the solenoid valve at a draft tube road junction is opened in circulation successively, promptly open solenoid valve 2022, close solenoid valve 2021,2023～2026, open solenoid valve 2023, close solenoid valve 2021,2022,2024～2025, up to opening solenoid valve 2026, close solenoid valve 2021～2025, and then open solenoid valve 2021, close solenoid valve 2022～2026, open solenoid valve 2022, close solenoid valve 2021,2023～2026......., so just can, cycling through bleed gas detection probe in the pick-up unit of regularly circulation successively and detecting the detected gas concentration in each room.
In this enforcement, under the control of control device 205, by exhaust electric fan 204, the gas in room 101～106 circulated successively being drawn into regularly circulation and bleeding and detect in the pick-up unit 2, detect the detected gas concentration in each room, like this, only one or one group gas detection probe of needs just can detect the detected gas concentration in six rooms, thereby five or five groups of gas detection probes have been saved, the disposable input of the installation cost of saving.According to using different gas detection probes can detect gas with various such as oxygen, carbon monoxide, methane.
In the present embodiment, exhaust electric fan 204 places bleed top in the pick-up unit 2 of regularly circulation, gas detection probe 203 be installed in exhaust electric fan 204 the below, a distance extends internally, gas detection probe 203 can fully contact the room gas of collection like this, improves the precision that detects.In addition, in the present embodiment, draft tube road junction 2011～2016 is installed in regularly circulation respectively and bleeds on the sidewall in the pick-up unit 2, certainly in specific implementation process, also can be installed in the bottom.In the present embodiment, control device 2 is installed in bleed bottom in the pick-up unit 2 of regularly circulation, certainly in specific implementation process, outside or other positions can be installed also
In the present embodiment, our centralized room gas detection system of the present invention as can be seen has following benefit:
1, be example by a probe RMB2000, former investment is 12000 yuan of 6 * 2000 ≡, and existing investment is 2000 (probe)+6 * 80 (solenoid valve)+520 (fan, timer etc.)=3000 yuan.The dispersion detection that becomes the gas detection probe in each room is saved investment about 3/4 greatly into centralized detecting.
2, regularly circulation bleed pick-up unit can position installation arbitrarily the room outside, the installation check facility makes the room attractive in appearance and do not disturb work in the room.
3, the gas detection probe needed to change in about 3 years, became one by changing six now, saved use cost about 5/6.
Although above the illustrative embodiment of the present invention is described; so that the technician of present technique neck understands the present invention; but should be clear; the invention is not restricted to the scope of embodiment; to those skilled in the art; as long as various variations appended claim limit and the spirit and scope of the present invention determined in, these variations are conspicuous, all utilize innovation and creation that the present invention conceives all at the row of protection.
Claims (2)
1. a centralized room gas detection system is characterized in that, comprising:
Gather the pipeline of each room gas, an end mouth of pipe of every pipeline communicates with a room, is used to gather the gas in each room;
The one circulation pick-up unit of bleeding regularly is a closed container, is provided with a plurality of draft tube road junction, is connected with the other end mouth of pipe of the pipeline that is connected to each room respectively, and the draft tube road junction is provided with solenoid valve, controls the unlatching at this draft tube road junction or closes; On regularly pick-up unit is bled in circulation, gas detection probe, exhaust electric fan and control device are installed also, gas detection probe, exhaust electric fan are installed in regularly circulation and bleed in the pick-up unit, and control device is connected with the solenoid valve at exhaust electric fan, each draft tube road junction;
Control device is opened the solenoid valve at a draft tube road junction, all the other are closed when opening the solenoid valve at a draft tube road junction, the electric fan of exhaust simultaneously starts, regularly circulation is bled form low pressure in the pick-up unit, the gas of opening between the solenoid valve connecting room is sucked, and the gas detection probe carries out detected gas to the gas that sucks and detects; Control device circulates successively by the time of setting and opens the solenoid valve at a draft tube road junction, cycling through bleed gas detection probe in the pick-up unit of regularly circulation successively and detecting the detected gas concentration in each room.
2. centralized room gas detection system according to claim 1, it is characterized in that, described exhaust electric fan places bleed top in the pick-up unit of regularly circulation, the gas detection probe be installed in the exhaust electric fan the below, a distance extends internally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010142801A CN101819195A (en) | 2010-04-09 | 2010-04-09 | Centralized room gas detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010142801A CN101819195A (en) | 2010-04-09 | 2010-04-09 | Centralized room gas detection system |
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| Publication Number | Publication Date |
|---|---|
| CN101819195A true CN101819195A (en) | 2010-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010142801A Pending CN101819195A (en) | 2010-04-09 | 2010-04-09 | Centralized room gas detection system |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916116A (en) * | 2015-06-06 | 2015-09-16 | 李福军 | Smart Home Air Adaptive Interactive System |
| CN105336256A (en) * | 2015-12-08 | 2016-02-17 | 重庆大学 | Sampling box for measuring and simulating nitrogen oxide in laboratory |
| CN105627489A (en) * | 2015-06-06 | 2016-06-01 | 黄秋兰 | Smart home air cleaning method |
| CN107121529A (en) * | 2017-05-19 | 2017-09-01 | 芜湖普唯特智能装备有限公司 | A kind of gas sensing device |
| TWI607218B (en) * | 2015-08-06 | 2017-12-01 | 宏達國際電子股份有限公司 | Gas detecting device and gas detecting method using the same |
| US10520490B2 (en) | 2015-08-06 | 2019-12-31 | Htc Corporation | Gas detecting device and gas detecting method using the same |
| CN113125653A (en) * | 2021-04-21 | 2021-07-16 | 林国伟 | Indoor air detection device |
| CN113251252A (en) * | 2021-05-06 | 2021-08-13 | 浙大城市学院 | Liftable robot sensor mounting device |
| CN115228012A (en) * | 2022-05-30 | 2022-10-25 | 国网江苏省电力有限公司盐城供电分公司 | Transformer substation's cable pit is with warning firebreak device |
| CN116839140A (en) * | 2022-03-23 | 2023-10-03 | 广东湾际盛鼎检测技术有限公司 | Multifunctional intelligent exhaust system |
| CN121208270A (en) * | 2025-11-27 | 2025-12-26 | 北京爱空气科技有限公司 | Air quality monitoring device and monitoring method |
| CN121208270B (en) * | 2025-11-27 | 2026-02-06 | 北京爱空气科技有限公司 | Air quality monitoring device and monitoring method |
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| US4773252A (en) * | 1985-07-11 | 1988-09-27 | F. L. Smidth & Co. A/S | Gas monitoring equipment |
| CN1094514A (en) * | 1993-04-29 | 1994-11-02 | 中国科学院电子学研究所 | Gas sampling and testing instrument |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916116A (en) * | 2015-06-06 | 2015-09-16 | 李福军 | Smart Home Air Adaptive Interactive System |
| CN105303810A (en) * | 2015-06-06 | 2016-02-03 | 李福军 | Intelligent household air self-adaptive interaction system |
| CN105627489A (en) * | 2015-06-06 | 2016-06-01 | 黄秋兰 | Smart home air cleaning method |
| CN105627489B (en) * | 2015-06-06 | 2018-11-06 | 徐州立骏诚品服饰有限公司 | A kind of smart home air cleaner method |
| TWI607218B (en) * | 2015-08-06 | 2017-12-01 | 宏達國際電子股份有限公司 | Gas detecting device and gas detecting method using the same |
| US10520490B2 (en) | 2015-08-06 | 2019-12-31 | Htc Corporation | Gas detecting device and gas detecting method using the same |
| CN105336256A (en) * | 2015-12-08 | 2016-02-17 | 重庆大学 | Sampling box for measuring and simulating nitrogen oxide in laboratory |
| CN107121529A (en) * | 2017-05-19 | 2017-09-01 | 芜湖普唯特智能装备有限公司 | A kind of gas sensing device |
| CN113125653A (en) * | 2021-04-21 | 2021-07-16 | 林国伟 | Indoor air detection device |
| CN113125653B (en) * | 2021-04-21 | 2023-08-15 | 林国伟 | Indoor air detection device |
| CN113251252A (en) * | 2021-05-06 | 2021-08-13 | 浙大城市学院 | Liftable robot sensor mounting device |
| CN113251252B (en) * | 2021-05-06 | 2022-07-22 | 浙大城市学院 | Liftable robot sensor mounting device |
| CN116839140A (en) * | 2022-03-23 | 2023-10-03 | 广东湾际盛鼎检测技术有限公司 | Multifunctional intelligent exhaust system |
| CN115228012A (en) * | 2022-05-30 | 2022-10-25 | 国网江苏省电力有限公司盐城供电分公司 | Transformer substation's cable pit is with warning firebreak device |
| CN121208270A (en) * | 2025-11-27 | 2025-12-26 | 北京爱空气科技有限公司 | Air quality monitoring device and monitoring method |
| CN121208270B (en) * | 2025-11-27 | 2026-02-06 | 北京爱空气科技有限公司 | Air quality monitoring device and monitoring method |
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Application publication date: 20100901 |