CN104090118A - Device for automatically monitoring quality of environmental air and sampling environmental air - Google Patents
Device for automatically monitoring quality of environmental air and sampling environmental air Download PDFInfo
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- CN104090118A CN104090118A CN201410329927.XA CN201410329927A CN104090118A CN 104090118 A CN104090118 A CN 104090118A CN 201410329927 A CN201410329927 A CN 201410329927A CN 104090118 A CN104090118 A CN 104090118A
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Abstract
The invention discloses a device for automatically monitoring the quality of environmental air and sampling the environmental air. The device comprises a sampling head (1), a sampling tube (2), a fan (3), a control device (4) and a travel switch (5). The device is capable of sequentially completing three most important steps of calibrating, sampling and analyzing in the air detection in same devices according to the predetermined steps, so that the steps of artificially calibrating, artificially collecting samples and conveying the samples to an analysis instrument for analyzing are omitted; manpower and material resources are saved; moreover, by virtue of the device, the process of monitoring the air is relatively simple and relatively high in efficiency.
Description
Technical field
The present invention relates to surrounding air monitoring technique field, particularly relate to a kind of auto-monitor of surrounding air quality sampling apparatus.
Background technology
Air sampler is instrument or the device that gathers atmosphere pollution or contaminated air.Its kind is a lot, by acquisition target, can be divided into gas sampler and particle sampler; By field of employment, can be divided into environment sampling thief, indoor sampling thief and pollution source sampling thief.In addition, also has the air sampler of specific use, as gathered the sampling thief of gas and particulate matter simultaneously.Gas sampler is generally comprised of gatherer, flowmeter and power system three parts of bleeding.
Air sampler plays a good role for the detection of harmful gas in air and environment.Along with the continuous progress of science and technology, air sampler is also constantly to release new product, as: intelligent type atmospheric sampling thief, explosion-proof air sampler, two gas circuit air samplers etc. product, has greatly enriched the classification of air sampler.Along with all more and more attention of environmental problem of country, the enviromental protection instruments such as air sampler of take also get more and more as producing the enterprise of product.Just the Research Team due to these entrepreneur leaders continually develops research, makes the air sampler of today more accurate.But current air sampler mostly can only provide simple sampling functions, owing to separating isolated operation with monitoring analysis instrument and calibration instrument, therefore between each instrument, all need manual coordination operation, not only bother but also inefficient, also easily produce some artificial misoperationes that should not produce and cause data not accurate enough, do not there is reference value, waste a large amount of manpower and materials costs, but can not obtain true and reliable air data.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of auto-monitor of surrounding air quality sampling apparatus, can will calibrate, sample, analyze most crucial being operated in same set of device according to orderly the completing of set step of these three air detection, and do not need manual calibration, artificially collect sample and deliver to again in analytical instrument and analyze, manpower and materials have been saved, and making air monitering flow process simpler, efficiency is higher.
The technical solution adopted in the present invention is: a kind of auto-monitor of surrounding air quality sampling apparatus, comprise sampling head (1), sampling pipe (2), blower fan (3), control device (4), wherein sampling head (1) inside is provided with travel switch (5), and travel switch (5) comprises draw-in groove (6) and slide block (7), sampling head (1) lower surface is provided with air admission hole (8), sampling pipe (2) top is connected with sampling head (1) and extend in sampling head (1), sampling pipe (2) upper port is semiclosed, in port plane, be provided with through hole, in through hole, be provided with a mouth of pipe plug (9), mouth of pipe plug (9) is hung on slide block (7) by connection cord, sampling pipe (2) top is also provided with calibration gas circuit (10) in the inner part of sampling head (1), calibration gas circuit (10) reaches outside sampling head (1) and is connected with correcting device, in sampling pipe (2) top the part outside sampling head (1), be provided with heating tape (11), sampling head (1) is provided with the first Temperature Humidity Sensor (12) on position accordingly with air admission hole (8), the below of the upper heating tape (11) of sampling pipe (2) is provided with the second Temperature Humidity Sensor (13), the below of upper the second Temperature Humidity Sensor of sampling pipe (2) (13) is provided with gas passage (14), and gas passage (14) is communicated with air analysis instrument, the lower end of the upper gas passage (14) of sampling pipe (2) is provided with velocimeter (15), and the tail end of sampling pipe (2) is communicated with blower fan (3), blower fan (3), travel switch (5), heating tape (11), the first Temperature Humidity Sensor (12), the second Temperature Humidity Sensor (13), velocimeter (15) are all electrically connected to control device (4).
Preferably, heating tape (11) are to consist of resistance wire.
Preferably, mouth of pipe plug (9) upper end is little, lower end is large, and lower end bore is greater than the aperture of sampling pipe (2) through hole, and mouth of pipe plug (9) can not be deviate from from through hole, and can block through hole completely while moving up.
Preferably, the quantity of gas passage (14) is a plurality of, is communicated with respectively identical or different air analysis instruments, and the air index that can monitor is according to actual needs set.
Preferably, control device (4) comprises digital display device and control module.
Above-mentioned auto-monitor of surrounding air quality sampling apparatus is to complete by the following method calibration, sampling and analyzing work: (a) air analysis instrument calibration, control device (4) issues a signal to travel switch (5), controlling slide block (7) moves up, slide block (7) drives mouth of pipe plug (9) to make the through hole at sampling pipe (2) top blocked, gas cannot enter into sampling pipe (2) from through hole, same timed unit (4) issues a signal to blower fan (3), blower fan (3) starts outwards to bleed from sampling pipe (2), now, calibrating gas in correcting device enters into sampling pipe (2) from calibration gas circuit (10), and further by gas passage (14), enter into air analysis instrument and (it should be noted that, portion gas does not enter into air analysis instrument but directly from blower fan, has discharged sampling pipe, but this does not affect calibration data and the Monitoring Data of air analysis instrument, monitoring is also the same with analytical procedure below), air analysis instrument is calibrated according to measurement result, (b) sampling, control device (4) issues a signal to travel switch (5), controlling slide block (7) moves down, slide block (7) is stuck in the position of draw-in groove (6) bayonet socket, and mouth of pipe plug (9) is because Action of Gravity Field moves down, sampling pipe (2) top through hole is opened can allow gas pass through, same timed unit (4) issues a signal to blower fan (3), blower fan (3) starts from sampling pipe (2) outwards bleed (now correcting device is out of service can be from calibration gas circuit (10) to sampling pipe (2) air inlet in closed state), air enters in sampling head and enters into sampling pipe (2) by through hole from air admission hole (8), (c) analyze, air enters into air analysis instrument by gas passage (14) and carries out monitoring analysis, and control device after analysis (4) issues a signal to blower fan (3), and blower fan (3) stops the work of bleeding, and a working cycle is complete.
Temperature signal and moisture signal that control device (4) can transmit according to the first Temperature Humidity Sensor (12) and the second Temperature Humidity Sensor (13), control the operation of heating tape (11), air themperature and humidity are regulated, the flow velocity signal that can also transmit according to velocimeter (15) regulates the operate power of blower fan (3) according to actual needs, with this, regulates the air velocity in sampling pipe (2).
Preferably, travel switch (5) is electromagnetic switch.
Compared with prior art, the invention has the beneficial effects as follows: 1. calibrate, sample, analyze integrated, in the same set of instrument and equipment cooperatively interacting, complete, without separately carrying out separately, and being arranged so that the control of switching between each step is simplified and facilitating easy to operately of travel switch and mouth of pipe plug, can save a large amount of human and material resources; 2. this device can carry out heat treated to air according to actual needs, with this, adapts to different monitoring of environmental, particularly in cold especially environment, air is monitored; 3. this device can arrange a plurality of air analysis instruments, can analyze a plurality of air samples simultaneously, can greatly shorten the time of whole monitoring project; 4. this device can regulate air velocity according to actual needs, to meet the demand of different monitoring projects to air velocity.
Accompanying drawing explanation
Fig. 1 is auto-monitor of surrounding air quality sampling apparatus schematic diagram.
Embodiment
In the present embodiment, auto-monitor of surrounding air quality sampling apparatus comprises sampling head (1), sampling pipe (2), blower fan (3), control device (4), wherein sampling head (1) inside is provided with travel switch (5), and travel switch (5) comprises draw-in groove (6) and slide block (7), sampling head (1) lower surface is provided with air admission hole (8), sampling pipe (2) top is connected with sampling head (1) and extend in sampling head (1), sampling pipe (2) upper port is semiclosed, in port plane, be provided with through hole, in through hole, be provided with a mouth of pipe plug (9), mouth of pipe plug (9) is hung on slide block (7) by connection cord, sampling pipe (2) top is also provided with calibration gas circuit (10) in the inner part of sampling head (1), calibration gas circuit (10) reaches outside sampling head (1) and is connected with correcting device, in sampling pipe (2) top the part outside sampling head (1), be provided with heating tape (11), sampling head (1) is provided with the first Temperature Humidity Sensor (12) on position accordingly with air admission hole (8), the below of the upper heating tape (11) of sampling pipe (2) is provided with the second Temperature Humidity Sensor (13), the below of upper the second Temperature Humidity Sensor of sampling pipe (2) (13) is provided with gas passage (14), and gas passage (14) is communicated with air analysis instrument, the lower end of the upper gas passage (14) of sampling pipe (2) is provided with velocimeter (15), and the tail end of sampling pipe (2) is communicated with blower fan (3), blower fan (3), travel switch (5), heating tape (11), the first Temperature Humidity Sensor (12), the second Temperature Humidity Sensor (13), velocimeter (15) are all electrically connected to control device (4).Above-mentioned air monitering sampling apparatus is to complete by the following method calibration, sampling and analyzing work: (a) air analysis instrument calibration, control device (4) issues a signal to travel switch (5), controlling slide block (7) moves up, slide block (7) drives mouth of pipe plug (9) to make the through hole at sampling pipe (2) top blocked, gas cannot enter into sampling pipe (2) from through hole, same timed unit (4) issues a signal to blower fan (3), blower fan (3) starts outwards to bleed from sampling pipe (2), now, calibrating gas in correcting device enters into sampling pipe (2) from calibration gas circuit (10), and further by gas passage (14), enter into air analysis instrument and (it should be noted that, portion gas does not enter into air analysis instrument but directly from blower fan, has discharged sampling pipe, but this does not affect calibration data and the Monitoring Data of air analysis instrument, monitoring is also the same with analytical procedure below), air analysis instrument is calibrated according to measurement result, (b) sampling, control device (4) issues a signal to travel switch (5), controlling slide block (7) moves down, slide block (7) is stuck in the position of draw-in groove (6) bayonet socket, and mouth of pipe plug (9) is because Action of Gravity Field moves down, sampling pipe (2) top through hole is opened can allow gas pass through, same timed unit (4) issues a signal to blower fan (3), blower fan (3) starts from sampling pipe (2) outwards bleed (now correcting device is out of service can be from calibration gas circuit (10) to sampling pipe (2) air inlet in closed state), air enters in sampling head and enters into sampling pipe (2) by through hole from air admission hole (8), (c) analyze, air enters into air analysis instrument by gas passage (14) and carries out monitoring analysis, and control device after analysis (4) issues a signal to blower fan (3), and blower fan (3) stops the work of bleeding, and a working cycle is complete.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (9)
1. an auto-monitor of surrounding air quality sampling apparatus, comprise sampling head (1), sampling pipe (2), blower fan (3), control device (4), heating tape (11), the first Temperature Humidity Sensor (12), the second Temperature Humidity Sensor (13), gas passage (14), velocimeter (15), it is characterized in that: sampling head (1) inside is provided with travel switch (5), travel switch (5) comprises draw-in groove (6) and slide block (7); Sampling head (1) lower surface is provided with air admission hole (8), sampling pipe (2) top is connected with sampling head (1) and extend in sampling head (1), sampling pipe (2) upper port is semiclosed, in port plane, be provided with through hole, in through hole, be provided with a mouth of pipe plug (9), mouth of pipe plug (9) is hung on slide block (7) by connection cord, sampling pipe (2) top is also provided with calibration gas circuit (10) in the inner part of sampling head (1), and calibration gas circuit (10) reaches outside sampling head (1) and is connected with correcting device.
2. auto-monitor of surrounding air quality sampling apparatus according to claim 1, is characterized in that: in sampling pipe (2) top the part outside sampling head (1), be provided with heating tape (11).
3. auto-monitor of surrounding air quality sampling apparatus according to claim 1, it is characterized in that: sampling head (1) is provided with the first Temperature Humidity Sensor (12) on position accordingly with air admission hole (8), the below of the upper heating tape (11) of sampling pipe (2) is provided with the second Temperature Humidity Sensor (13).
4. auto-monitor of surrounding air quality sampling apparatus according to claim 1, is characterized in that: the below of upper the second Temperature Humidity Sensor of sampling pipe (2) (13) is provided with gas passage (14), and gas passage (14) is communicated with air analysis instrument.
5. auto-monitor of surrounding air quality sampling apparatus according to claim 1, is characterized in that: the lower end of the upper gas passage (14) of sampling pipe (2) is provided with velocimeter (15).
6. auto-monitor of surrounding air quality sampling apparatus according to claim 1, is characterized in that: the tail end of sampling pipe (2) is communicated with blower fan (3).
7. auto-monitor of surrounding air quality sampling apparatus according to claim 1, is characterized in that: blower fan (3), travel switch (5), heating tape (11), the first Temperature Humidity Sensor (12), the second Temperature Humidity Sensor (13), velocimeter (15) are all electrically connected to control device (4).
8. one kind is utilized the method for sampling of auto-monitor of surrounding air quality sampling apparatus as described in claim 1, it is characterized in that the method carries out according to the following step: (a) air analysis instrument calibration, control device (4) issues a signal to travel switch (5), controlling slide block (7) moves up, slide block (7) drives mouth of pipe plug (9) to make the through hole at sampling pipe (2) top blocked, gas cannot enter into sampling pipe (2) from through hole, same timed unit (4) issues a signal to blower fan (3), blower fan (3) starts outwards to bleed from sampling pipe (2), now, calibrating gas in correcting device enters into sampling pipe (2) from calibration gas circuit (10), and further by gas passage (14), enter into air analysis instrument, air analysis instrument is calibrated according to measurement result, (b) sampling, control device (4) issues a signal to travel switch (5), controlling slide block (7) moves down, slide block (7) is stuck in the position of draw-in groove (6) bayonet socket, and mouth of pipe plug (9) is because Action of Gravity Field moves down, sampling pipe (2) top through hole is opened can allow gas pass through, same timed unit (4) issues a signal to blower fan (3), blower fan (3) starts outwards to bleed from sampling pipe (2), and air enters in sampling head and enters into sampling pipe (2) by through hole from air admission hole (8), (c) analyze, air enters into air analysis instrument by gas passage (14) and carries out monitoring analysis, and control device after analysis (4) issues a signal to blower fan (3), and blower fan (3) stops the work of bleeding, and a working cycle is complete.
9. the method for sampling according to claim 8, is characterized in that: travel switch (5) is electromagnetic switch.
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| CN201410329927.XA CN104090118B (en) | 2014-07-12 | 2014-07-12 | A kind of auto-monitor of surrounding air quality sampling apparatus |
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| CN201410329927.XA CN104090118B (en) | 2014-07-12 | 2014-07-12 | A kind of auto-monitor of surrounding air quality sampling apparatus |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105510091A (en) * | 2016-01-15 | 2016-04-20 | 青岛绿蓝环保技术有限公司 | Multi-channel air particulate matter sampler flow calibration switching device |
| CN106190805A (en) * | 2015-05-06 | 2016-12-07 | 王勤 | A kind of hospital gas Bacteria Detection equipment |
| CN108132335A (en) * | 2017-12-26 | 2018-06-08 | 深圳维拓环境科技股份有限公司 | A kind of foul gas on-line computing model |
| CN109253899A (en) * | 2018-11-23 | 2019-01-22 | 北京大学深圳研究生院 | The multiple instruments integrated moveable of atmosphere pollution on-line monitoring samples cabin |
| CN109357919A (en) * | 2018-11-19 | 2019-02-19 | 深圳国技仪器有限公司 | Portable wide-range atmospheric sampling instrument |
| CN114019097A (en) * | 2021-10-08 | 2022-02-08 | 利晟（杭州）科技有限公司 | Industrial park air quality automatic monitoring device and system |
| CN115880864A (en) * | 2022-11-22 | 2023-03-31 | 南京荣亦信信息科技有限公司 | Alarm global coverage method and device for underground space |
| CN116400022A (en) * | 2023-04-07 | 2023-07-07 | 湖北省生态环境厅咸宁生态环境监测中心 | Air humidity monitoring instrument for environment monitoring |
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| CN115880864B (en) * | 2022-11-22 | 2024-04-16 | 南京荣亦信信息科技有限公司 | Alarm global covering device for underground space |
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| CN116400022B (en) * | 2023-04-07 | 2024-01-23 | 湖北省生态环境厅咸宁生态环境监测中心 | Air humidity monitoring instrument for environment monitoring |
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