CN110095325A - A kind of miniature small traffic timing gas sampler of airbag - Google Patents
A kind of miniature small traffic timing gas sampler of airbag Download PDFInfo
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- CN110095325A CN110095325A CN201910452503.5A CN201910452503A CN110095325A CN 110095325 A CN110095325 A CN 110095325A CN 201910452503 A CN201910452503 A CN 201910452503A CN 110095325 A CN110095325 A CN 110095325A
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- air
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of miniature small traffic timing gas samplers of airbag, including air-channel system, air pump system, loine pressure detector and PLC control device, the air-channel system includes air inlet pipe and an air outlet pipe, and muffler, big flow air inlet pipe and the small flow air inlet pipe of connection air inlet pipe and an air outlet pipe；The air pump system includes return-air pump, the first air intake pump, the second air intake pump, the first air pump and the second air pump；The remote inlet port of the air inlet pipe is connected to the first air hose, and the remote outlet end of the escape pipe is connected to the second air hose, and the outlet end of escape pipe is arranged in the loine pressure detector.The present invention can carry out long-time acquisition to source gas, sample in uniform collection gas source longer period of time, real-time monitoring is carried out to pipeline pressure, airbag is avoided to rupture because of hypertonia, and automatic air cleaning can be carried out to sampler, the accuracy for being not only avoided that gas sample cross contamination, improving sampling, moreover it is possible to extend the service life of sampler.
Description
Technical field
The present invention relates to gas-detecting device field, the miniature small traffic timing gas sampler of especially a kind of airbag.
Background technique
Gas sampler is the necessary acquisition equipment of gas componant detection, the gas sample for quantitative collection gas source to be measured
This.Existing gas sampler can not accomplish uniform collecting sample for a long time, it is representative poor lead to the gas sample of acquisition, or not
It can show the average index of gas in long-time, not be able to satisfy the high demand of gas sample acquisition.
Summary of the invention
In order to overcome the drawbacks described above in the presence of the prior art, it is fixed with miniature small flow that the present invention provides a kind of airbags
When gas sampler.
The technical solution adopted by the present invention to solve the technical problems is: a kind of airbag is adopted with miniature small traffic timing gas
Sample device, including air-channel system, air pump system, loine pressure detector and PLC control device, the air pump system and loine pressure
Detector is connect with PLC control device signal respectively；The air-channel system includes air inlet pipe and an air outlet pipe, and connection air inlet pipe
With muffler, big flow air inlet pipe and the small flow air inlet pipe of escape pipe, be connected to the remote inlet port of air inlet pipe first is empty
Tracheae is connected to the second air hose of the remote outlet end of escape pipe；The air pump system includes return-air pump, the first air intake pump,
Two air intake pumps, the first air pump and the second air pump；Return-air pump and return air check valve, the big flow are set on the muffler
First air intake pump and the first breather check valve are set in air inlet pipe, the second air intake pump and second are set in the small flow air inlet pipe
Breather check valve；First air pump and the first air check valve be set between first air hose and air inlet pipe, described second
Second air pump and the second air check valve are set between air hose and escape pipe, and the loine pressure detector is arranged in outlet
The outlet end of pipe.
A kind of miniature small traffic timing gas sampler of above-mentioned airbag, return air check valve setting in return-air pump and
Between escape pipe, first breather check valve is arranged between the first air intake pump and escape pipe, second breather check valve
It is arranged between the second air intake pump and escape pipe.
A kind of above-mentioned airbag is included the following steps: with miniature small traffic timing gas sampler, application method
(1) it connects, air inlet pipe is accessed into gas source, escape pipe is connected to sampler bag；
(2) sampling routine parameter is set, sampling routine parameter, the sampling routine parameter are arranged by PLC control device
Including sampler bag capacity, the sampler bag pressure resistance upper limit, sampler bag irrigation flow rate and number, sampling flow velocity, sampling time；
(3) start sampling routine；
(4) pre-flush sampler bag, PLC control device order the first air inlet pump work, the first air intake pump are fast by source gas
Speed is pumped into sampler bag, when loine pressure detector detects that outlet intraductal atmospheric pressure reaches the sampler bag pressure resistance upper limit, PLC control
The first air intake pump of device order stops working and order return-air pump work, and the gas pump in sampler bag will be pushed back gas by return-air pump
Once flushing sampler bag is completed in source；This step is repeated, completes to rinse sampler bag number；
(5) (PLC control device order the second air inlet pump work, PLC control device is according to preset sampling flow velocity and sampling
Time controls the second air intake pump and source gas is pumped into gas sampling bag, when loine pressure detector detects escape pipe internal pressure
Power reached the gas sampling bag pressure resistance upper limit or at the end of the sampling time, and PLC control device the second air intake pump of order stops working；
(6) air inlet pipe is removed into gas source, removes sampler bag；
(7) flushing pipeline, sampler is vacant in air, the first air pump of PLC control device order and the second air
Pump work, and order return-air pump, the first air intake pump and the second air inlet pump work according to this, using clean air to the gas circuit of sampler
System is cleaned, and PLC control device orders the second air intake pump, the first air intake pump and return-air pump to stop work according to this after the completion of cleaning
Make, the first air pump of final order and the second air pump stop working
The invention has the advantages that the present invention can carry out source gas uniformly receiving long lasting for micro acquisition
Collect the gas sample of longer period of time, real-time monitoring is carried out to pipeline pressure in sampling process, avoids airbag because of hypertonia
And it ruptures；Automatic air cleaning can be carried out before and after sample collection to sampler, the gas in purging cleaning sampler pipeline is residual
It stays, is not only avoided that the accuracy that fork pollution, raising that gas sample is handed over sample, moreover it is possible to gas attack sampler pipeline is prevented,
Extend the service life of sampler.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural diagram of the present invention.
11. air inlet pipe in figure, 12. escape pipes, 13. mufflers, 14. big flow air inlet pipe, 15. small flow air inlet pipe, 16.
First air hose, 17. second air hoses, 21. return-airs pump, 22. first air intake pumps, 23. second air intake pumps, 24. first air pumps,
25. the second air pump, 3. loine pressure detectors, 4.PLC control device, 51. return air check valves, 52. first breather check valves,
53. the second breather check valve, 54. first air check valves, 55. second air check valves.
Specific embodiment
In order to illustrate more clearly of technical solution of the present invention, following further describes the present invention with reference to the drawings,
It should be evident that drawings described below is only one embodiment of the present of invention, for those of ordinary skill in the art
For, without creative efforts, other embodiments are obtained according to this drawings and examples, belong to this hair
Bright protection scope.
A kind of miniature small traffic timing gas sampler of airbag, including the detection of air-channel system, air pump system, loine pressure
Device 3 and PLC control device 4, the air pump system and loine pressure detector 3 are connect with 4 signal of PLC control device respectively；Institute
Stating air-channel system includes air inlet pipe 11 and escape pipe 12, and connection air inlet pipe 11 and the muffler 13 of escape pipe 12, big flow
Air inlet pipe 14 and small flow air inlet pipe 15 are connected to the first air hose 16 of the remote inlet port of air inlet pipe 11, are connected to outlet
Second air hose 17 of the remote outlet end of pipe 12；The air pump system includes return-air pump the 21, first air intake pump 22, the second air intake pump
23, the first air pump 24 and the second air pump 25；Return-air is set on the muffler 13 and pumps 21 and return air check valve 51, it is described big
First air intake pump 22 and the first breather check valve 52 are set in flow air inlet pipe 14, are arranged second in the small flow air inlet pipe 15
Air intake pump 23 and the second breather check valve 53；First air pump 24 and are set between first air hose 16 and air inlet pipe 11
The second air pump 25 and the second air check valve is arranged in one air check valve 54 between second air hose 17 and escape pipe 12
55, the outlet end of escape pipe 12 is arranged in the loine pressure detector 3.
Between return-air pump 21 and escape pipe 12, first breather check valve 52 is arranged for the setting of return air check valve 51
Between the first air intake pump 22 and escape pipe 12, second breather check valve 53 is arranged in the second air intake pump 23 and escape pipe 12
Between.
A kind of miniature small traffic timing gas sampler of airbag, application method include the following steps:
(1) it connects, air inlet pipe 11 is accessed into gas source, escape pipe 12 is connected to sampler bag；
(2) sampling routine parameter is set, sampling routine parameter, the sampling routine parameter are arranged by PLC control device 4
Including sampler bag capacity, the sampler bag pressure resistance upper limit, sampler bag irrigation flow rate and number, sampling flow velocity, sampling time；
(3) start sampling routine；
(4) pre-flush sampler bag, PLC control device 4 order the work of the first air intake pump 22, and the first air intake pump 22 is by gas source gas
Body is quickly pumped into sampler bag, when loine pressure detector 3 detects that air pressure reaches the sampler bag pressure resistance upper limit in escape pipe 12,
PLC control device 4 orders the first air intake pump 22 to stop working and 21 work of order return-air pump, and return-air pump 21 is by will be in sampler bag
Gas pump pushes back gas source, completes once flushing sampler bag；This step is repeated, completes to rinse sampler bag number；
(5) PLC control device 4 order the second air intake pump 23 work, PLC control device 4 according to preset sampling flow velocity with
Sampling time controls the second air intake pump 23 and source gas is pumped into gas sampling bag, when loine pressure detector 3 detects out
Pressure reaches the gas sampling bag pressure resistance upper limit in tracheae 12 or at the end of the sampling time, PLC control device 4 orders the second air intake pump
23 stop working；
(6) air inlet pipe 11 is removed into gas source, removes sampler bag；
(7) flushing pipeline, sampler is vacant in air, and first air pump of the order of PLC control device 4 24 and second is empty
Air pump 25 works, and order return-air pumps the 21, first air intake pump 22 and the work of the second air intake pump 23 according to this, using clean air to adopting
The air-channel system of sample device is cleaned, and PLC control device 4 orders the second air intake pump 23, the first air intake pump according to this after the completion of cleaning
22 and return-air pump 21 stop working, final order the first air pump 24 and the second air pump 25 stop working.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (3)
1. a kind of airbag miniature small traffic timing gas sampler, including air-channel system, air pump system, loine pressure detector
(3) connect respectively with PLC control device (4) signal with PLC control device (4), the air pump system and loine pressure detector (3)
It connects；It is characterized by: the air-channel system includes air inlet pipe (11) and escape pipe (12), and connection air inlet pipe (11) and outlet
Manage (12) muffler (13), big flow air inlet pipe (14) and small flow air inlet pipe (15), be connected to air inlet pipe (11) it is remote into
First air hose (16) at port end is connected to the second air hose (17) of the remote outlet end of escape pipe (12)；The air pump system
System includes return-air pump (21), the first air intake pump (22), the second air intake pump (23), the first air pump (24) and the second air pump
(25)；Return-air is set on the muffler (13) and pumps (21) and return air check valve (51), is set on the big flow air inlet pipe (14)
The first air intake pump (22) and the first breather check valve (52) are set, the second air intake pump (23) are set on the small flow air inlet pipe (15)
With the second breather check valve (53)；First air pump (24) and are set between first air hose (16) and air inlet pipe (11)
The second air pump (25) and the second sky is arranged in one air check valve (54) between second air hose (17) and escape pipe (12)
Gas check valve (55), outlet end of loine pressure detector (3) setting in escape pipe (12).
2. a kind of miniature small traffic timing gas sampler of airbag according to claim 1, which is characterized in that described time
Between return-air pump (21) and escape pipe (12), first breather check valve (52) is arranged first for gas check valve (51) setting
Between air intake pump (22) and escape pipe (12), second breather check valve (53) is arranged in the second air intake pump (23) and escape pipe
(12) between.
3. a kind of miniature small traffic timing gas sampler of airbag according to claim 1, which is characterized in that it is used
Method includes the following steps:
(1) it connects, air inlet pipe (11) is accessed into gas source, escape pipe (12) are connected to sampler bag；
(2) sampling routine parameter is set, sampling routine parameter, the sampling routine parameter packet are set by PLC control device (4)
Include sampler bag capacity, the sampler bag pressure resistance upper limit, sampler bag irrigation flow rate and number, sampling flow velocity, sampling time；
(3) start sampling routine；
(4) pre-flush sampler bag, PLC control device (4) order the first air intake pump (22) work, and the first air intake pump (22) is by gas source
Gas is quickly pumped into sampler bag, when loine pressure detector (3) detects that escape pipe (12) interior air pressure reaches sampler bag pressure resistance
When the upper limit, PLC control device (4) order the first air intake pump (22) stops working and order return-air pump (21) work, return-air pump
(21) gas pump in sampler bag will be pushed back gas source, completes once flushing sampler bag；This step is repeated, completes to rinse sampler bag
Number；
(5) PLC control device (4) order the second air intake pump (23) work, PLC control device (4) is according to preset sampling flow velocity
Source gas is pumped into gas sampling bag with sampling time control the second air intake pump (23), when loine pressure detector (3) are examined
It measures escape pipe (12) interior pressure and reaches the gas sampling bag pressure resistance upper limit or at the end of the sampling time, PLC control device (4) order
Second air intake pump (23) stops working；
(6) air inlet pipe (11) are removed into gas source, removes sampler bag；
(7) flushing pipeline, sampler is vacant in air, and PLC control device (4) orders the first air pump (24) and the second sky
Air pump (25) work, and order return-air pump (21), the first air intake pump (22) and the second air intake pump (23) work according to this, utilize cleaning
Air cleans the air-channel system of sampler, and PLC control device (4) orders the second air intake pump according to this after the completion of cleaning
(23), the first air intake pump (22) and return-air pump (21) stop working, the first air pump of final order (24) and the second air pump
(25) it stops working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910452503.5A CN110095325A (en) | 2019-05-28 | 2019-05-28 | A kind of miniature small traffic timing gas sampler of airbag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910452503.5A CN110095325A (en) | 2019-05-28 | 2019-05-28 | A kind of miniature small traffic timing gas sampler of airbag |
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| Publication Number | Publication Date |
|---|---|
| CN110095325A true CN110095325A (en) | 2019-08-06 |
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ID=67449446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910452503.5A Pending CN110095325A (en) | 2019-05-28 | 2019-05-28 | A kind of miniature small traffic timing gas sampler of airbag |
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| Country | Link |
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| CN (1) | CN110095325A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432937A (en) * | 2021-06-28 | 2021-09-24 | 鞍钢集团北京研究院有限公司 | Detachable coke oven volatile gas collection equipment and method |
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|---|---|---|---|---|
| US4037475A (en) * | 1975-04-18 | 1977-07-26 | The British Petroleum Company Limited | Sampling device |
| CN200968909Y (en) * | 2006-11-20 | 2007-10-31 | 天津市环境保护科学研究院 | Polluting source malodorous gas sampling device |
| CN101620038A (en) * | 2009-07-21 | 2010-01-06 | 清华大学 | Multi-functional gas sampling system and gas sampling method |
| CN204064752U (en) * | 2014-09-19 | 2014-12-31 | 山东恒诚检测科技有限公司 | The comprehensive air sampler of a kind of six gas circuit |
| CN104502161A (en) * | 2014-12-31 | 2015-04-08 | 郑州光力科技股份有限公司 | Calibration equipment of dust sampler |
| CN104764632A (en) * | 2015-04-22 | 2015-07-08 | 苏州聚阳环保科技股份有限公司 | Non-contact type full-automatic gas sample retention device |
| CN105665377A (en) * | 2016-01-14 | 2016-06-15 | 上海交通大学 | Gas way cleaning system and cleaning method |
| CN106644620A (en) * | 2017-02-24 | 2017-05-10 | 中国科学院大气物理研究所 | Detachable multifunctional automatic gas collection method and device |
| CN206920192U (en) * | 2017-04-25 | 2018-01-23 | 杭州市环境检测科技有限公司 | Portable airbag air sampler |
| CN108801716A (en) * | 2018-05-23 | 2018-11-13 | 上海北裕分析仪器股份有限公司 | A kind of gas producing device and method of acquisition parallel gas |
-
2019
- 2019-05-28 CN CN201910452503.5A patent/CN110095325A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4037475A (en) * | 1975-04-18 | 1977-07-26 | The British Petroleum Company Limited | Sampling device |
| CN200968909Y (en) * | 2006-11-20 | 2007-10-31 | 天津市环境保护科学研究院 | Polluting source malodorous gas sampling device |
| CN101620038A (en) * | 2009-07-21 | 2010-01-06 | 清华大学 | Multi-functional gas sampling system and gas sampling method |
| CN204064752U (en) * | 2014-09-19 | 2014-12-31 | 山东恒诚检测科技有限公司 | The comprehensive air sampler of a kind of six gas circuit |
| CN104502161A (en) * | 2014-12-31 | 2015-04-08 | 郑州光力科技股份有限公司 | Calibration equipment of dust sampler |
| CN104764632A (en) * | 2015-04-22 | 2015-07-08 | 苏州聚阳环保科技股份有限公司 | Non-contact type full-automatic gas sample retention device |
| CN105665377A (en) * | 2016-01-14 | 2016-06-15 | 上海交通大学 | Gas way cleaning system and cleaning method |
| CN106644620A (en) * | 2017-02-24 | 2017-05-10 | 中国科学院大气物理研究所 | Detachable multifunctional automatic gas collection method and device |
| CN206920192U (en) * | 2017-04-25 | 2018-01-23 | 杭州市环境检测科技有限公司 | Portable airbag air sampler |
| CN108801716A (en) * | 2018-05-23 | 2018-11-13 | 上海北裕分析仪器股份有限公司 | A kind of gas producing device and method of acquisition parallel gas |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432937A (en) * | 2021-06-28 | 2021-09-24 | 鞍钢集团北京研究院有限公司 | Detachable coke oven volatile gas collection equipment and method |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190806 |
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| RJ01 | Rejection of invention patent application after publication |