CN207764011U - A kind of multifunctional gas sampling apparatus - Google Patents
A kind of multifunctional gas sampling apparatus Download PDFInfo
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- CN207764011U CN207764011U CN201820141380.4U CN201820141380U CN207764011U CN 207764011 U CN207764011 U CN 207764011U CN 201820141380 U CN201820141380 U CN 201820141380U CN 207764011 U CN207764011 U CN 207764011U
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Abstract
The utility model provides a kind of multifunctional gas sampling apparatus, belongs to exhaust gas sampling technique field.It solves the problems, such as that existing gas sampling assembly testing result is inaccurate.In the present invention, by centrifuge by the particulate separation in exhaust gas and exclusion, avoid particulate matter by pipeline blockage, so that it is guaranteed that the quality of sample, and then ensure the accuracy of sample, in this way, the multifunctional gas sampling apparatus can be applied to the environment with dust gas by people, which cleans pipeline before acquiring sample, ensure the quality of sample, so that it is guaranteed that the accuracy of inspection result, secondly, the case where which is also avoided that absorbing liquid suck-back.
Description
Technical field
The utility model belongs to exhaust gas sampling technique field, is related to a kind of multifunctional gas sampling apparatus.
Background technology
In stationary source exhaust gas sampling process, such as ammonia, hydrogen chloride in acquisition exhaust gas, in existing gas sampling assembly
There are following both sides defects：
One, it is to have residual gas influence in sample lines, is mixed in sample lines in the gaseous sample to be detected acquired
Remaining original gas causes testing result inaccurate；
Two, it is that swabbing is encountered down when sampling apparatus is automatically stopped, absorbing liquid is pumped, and sampling is caused to fail；
Three, during exhaust gas samples, people can not disposably acquire multigroup sample, to reduce working efficiency；
Four, in sampling process, since there are particulate matters in sampling exhaust gas, the pipeline of gas sampling assembly is caused to occur stifled
Secondly the case where plug, also leads to be mixed with particulate matter in collected sample, cause the sample of acquisition invalid.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that a kind of simple in structure, detection
As a result accurate, stability is good and the multifunctional gas sampling apparatus of raising working efficiency.
The purpose of this utility model can be realized by following technical proposal：A kind of multifunctional gas sampling apparatus, including：
Second sampling bottle, the second sampling bottle interpolation setting tool have the second delivery pipe of third branch pipe and the 4th branch pipe, institute
It states and also plugs the connecting tube with the 7th branch pipe and the 8th branch pipe in the second sampling bottle；
Second air inlet pipe is fixed on third branch pipe, and the 4th cut-off is equipped between second air inlet pipe and third branch pipe
Valve and third check valve, the described one end of second air inlet pipe far from the 4th shut-off valve are equipped with the centrifugation for removing particulate matter
Device, the bottom of the centrifuge are equipped with excretory duct, are equipped with bleed valve on the excretory duct, and the side of the centrifuge is equipped with the
One air inlet pipe, first air inlet pipe and centrifuge unicom, centrifuge and excretory duct unicom；
Second liquid bottle, is set to the side of the second sampling bottle, is inserted with the second fairlead in the second liquid bottle, and described second
6th shut-off valve and the 4th check valve are installed between fairlead and the 4th branch pipe, second is also inserted in the second liquid bottle
Pipe is introduced, the 5th shut-off valve is installed on the second introducing pipe；
Third sampling bottle, the third sampling bottle interpolation setting tool have the third delivery pipe of the 5th branch pipe and the 6th branch pipe, institute
It states and is also inserted with the second power pipe in third sampling bottle, one end of second power pipe is equipped with the second vacuum pump, and the described 5th
Branch pipe is connected the 7th branch pipe, and is equipped with the 7th shut-off valve and the 5th check valve between the 7th branch pipe and the 5th branch pipe；
Third liquid bottle is set to the side of third sampling bottle, third fairlead, the third is inserted in the third liquid bottle
9th shut-off valve and the 6th check valve are installed between fairlead and the 6th branch pipe, is also inserted with and is used in the third liquid bottle
The third for connecting the 8th branch pipe introduces pipe, and the third is equipped with the 8th shut-off valve between introducing eight branch pipes of Guan Yu.
In a kind of above-mentioned multifunctional gas sampling apparatus, one end that the second introducing pipe injects the second liquid bottle is close
The bottleneck of second liquid bottle, second fairlead inject bottom of bottle of the one end close to the second liquid bottle of the second liquid bottle.
In a kind of above-mentioned multifunctional gas sampling apparatus, one end that the third introduces pipe reeve third liquid bottle is close
The bottleneck of third liquid bottle, the third fairlead inject bottom of bottle of the one end close to third liquid bottle of third liquid bottle.
In a kind of above-mentioned multifunctional gas sampling apparatus, one end that second delivery pipe injects the second sampling bottle is leaned on
The bottom of bottle of nearly second sampling bottle, the connecting tube inject bottleneck of the one end close to the second sampling bottle of the second sampling bottle.
In a kind of above-mentioned multifunctional gas sampling apparatus, one end that the third delivery pipe injects third sampling bottle is leaned on
The bottom of bottle of nearly third sampling bottle, second power pipe inject bottleneck of the one end close to third sampling bottle of third sampling bottle.
In a kind of above-mentioned multifunctional gas sampling apparatus, between the 4th shut-off valve and third check valve, the 6th
Between shut-off valve and the 4th check valve, between the 7th shut-off valve and the 5th check valve, between the 9th shut-off valve and the 6th check valve
It is equipped with second pipe.
Compared with prior art, the utility model has the advantages that：
1, in the present invention, avoid particulate matter that from managing the particulate separation in exhaust gas and exclusion by centrifuge
Road blocks, so that it is guaranteed that the quality of sample, and then ensure the accuracy of sample, in this way, people can adopt the multifunctional gas
Sampling device is applied to the environment with dust gas.
2, the device cleans pipeline before acquiring sample, it is ensured that the quality of sample, so that it is guaranteed that the standard of inspection result
True property, secondly, the case where which is also avoided that absorbing liquid suck-back.
3, pass through the setting of the first sampling bottle so that gas sampling assembly is applied to acquire the experiment of less exhaust gas；
Pass through the setting of the second sampling bottle and third sampling bottle so that gas quick sampling device is applied to acquire more exhaust gas
The places such as factory, to improve the working efficiency of people, in this way, people can be more according to actual demand, selection device, to
Meets the needs of people.
Description of the drawings
Fig. 1 is the structural schematic diagram of one preferred embodiment of the utility model.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, a kind of multifunctional gas sampling apparatus of the utility model includes the second sampling bottle 500, third branch pipe
511, the 4th branch pipe 512, the second delivery pipe 510, the 7th branch pipe 521, the 8th branch pipe 522, connecting tube 520, the second air inlet pipe
600, the 4th shut-off valve 620, third check valve 610, centrifuge 200, excretory duct 300, bleed valve 310, the first air inlet pipe 100,
Second liquid bottle 700, the second fairlead 710, the 6th shut-off valve 711, the 4th check valve 712, second, which introduce pipe the 720, the 5th, to be ended
Valve 721, third sampling bottle 800, the 5th branch pipe 811, the 6th branch pipe 812, third delivery pipe 810, the second power pipe 820, second
Vacuum pump 821, the 7th shut-off valve 811a, the 5th check valve 811b, third liquid bottle 900, third fairlead 910, the 9th shut-off valve
911, the 6th check valve 912, third introduce pipe 920 and the 8th shut-off valve 921.
Second sampling bottle, 500 interpolation setting tool has the second delivery pipe 510 of third branch pipe 511 and the 4th branch pipe 512, this second
The connecting tube 520 with the 7th branch pipe 521 and the 8th branch pipe 522 is also plugged in sampling bottle 500, the second air inlet pipe 600 is fixed on
Third branch pipe 511 is equipped with the 4th shut-off valve 620 and third check valve between second air inlet pipe 600 and third branch pipe 511
610, which is equipped with the centrifuge 200 for removing particulate matter, centrifugation
The bottom of device 200 is equipped with excretory duct 300, and bleed valve 310 is equipped on excretory duct 300, and the side of the centrifuge 200 is equipped with first
Air inlet pipe 100, the first air inlet pipe 100 and 200 unicom of centrifuge, centrifuge 200 and 300 unicom of excretory duct, when ambient atmos are logical
When crossing the first air inlet pipe 100 and entering in centrifuge 200, centrifuge 200 is by the centrifugal action of itself, by gas and particle
Object detaches, and the particulate matter after separation will be since the effect of gravity will be settled down in chip discharging tube, and simultaneously, the gas after separation will lead to
Enter in the second air inlet pipe 600, in this way, people can exclude the particulate matter in gas, avoids particulate matter by pipeline blockage, thus
Ensure the quality of sample, and then ensures the accuracy of sample；After sample collection, people need to only open bleed valve 310,
It is central axial perpendicular to ground due to excretory duct 300 so that particulate matter is discharged from chip discharging tube automatically.
Further, the second liquid bottle 700 is set to the side of the second sampling bottle 500, and being inserted with second in the second liquid bottle 700 draws
Outlet pipe 710 is equipped with the 6th shut-off valve 711 and the 4th check valve 712 between second fairlead 710 and the 4th branch pipe 512, the
It is also inserted with the second introducing pipe 720 in two liquid bottles 700, the 5th shut-off valve 721, third sampling are installed on the second introducing pipe 720
800 interpolation setting tools of bottle have the third delivery pipe 810 of the 5th branch pipe 811 and the 6th branch pipe 812, are also inserted in the third sampling bottle 800
Equipped with the second power pipe 820, one end of the second power pipe 820 is equipped with the second vacuum pump 821, and the 5th branch pipe 811 is connected the 7th
Pipe 521, and the 7th shut-off valve 811a and the 5th check valve 811b is installed between the 7th branch pipe 521 and the 5th branch pipe 811, the
Three liquid bottles 900 are set to the side of third sampling bottle 800, and third fairlead 910 is inserted in the third liquid bottle 900, and third is drawn
9th shut-off valve 911 and the 6th check valve 912 are installed between pipe 910 and the 6th branch pipe 812, also inserted in third liquid bottle 900
Equipped with introducing pipe 920 for connecting the third of the 8th branch pipe 522, third, which introduces between pipe 920 and the 8th branch pipe 522, is equipped with the
Eight shut-off valves 921, when work, the second vacuum pump 821 and centrifuge 200 are in open state simultaneously, because of the second vacuum pump 821
It is connected third sampling bottle 800 by the second power pipe 820 so that the second vacuum pump 821 in the process of running, is always adopted third
Gas extraction in sample bottle 800, to reduce the air pressure in third sampling bottle 800, in this way, when the 4th shut-off valve 620 and the 7th
When shut-off valve 811a is opened, the second air inlet pipe 600 will be sucked by the extraneous exhaust gas after centrifuge 200, and pass sequentially through second
In sampling bottle 500, third sampling bottle 800, when the 5th shut-off valve 721 and the 6th shut-off valve 711 are opened simultaneously, the second liquid bottle
700 with 500 unicom of ambient atmosphere unicom, the second liquid bottle 700 and the second sampling bottle, third liquid bottle 900 and the second sampling bottle 500
It is logical so that the air pressure of the second liquid bottle 700 is more than the air pressure in third sampling bottle 800, when the air pressure in third sampling bottle 800 is less than
When air pressure in third liquid bottle 900, the absorbing liquid stored in third liquid bottle 900 passes through third fairlead 910, the 6th branch pipe 812
And third delivery pipe 810 is pumped to third sampling bottle 800, simultaneously, the gas in the second sampling bottle 500 passes through the 8th
Branch pipe 522 and third introduce pipe 920 and are supplemented in third liquid bottle 900, lower the air pressure in the second sampling bottle 500 so that the
The air pressure of two liquid bottles 700 is more than the air pressure in the second sampling bottle 500, in this way, the absorbing liquid stored in the second liquid bottle 700 passes through the
Two fairleads 710, the 4th branch pipe 512 and the second delivery pipe 510 are pumped to the second sampling bottle 500；Secondly, in the course of work
In, when the second vacuum pump 821 is damaged or powered off suddenly, the absorbing liquid in the second sampling bottle 500 will be caused defeated by second
It send 510 suck-back of pipe that absorbing liquid is discharged to the second liquid bottle 700 or by the second air inlet pipe 600, simultaneously, also leads to third
Absorbing liquid in sampling bottle 800 is by 810 suck-back of third delivery pipe to the second sampling bottle 500 or passing through third fairlead 910
In suck-back to third liquid bottle 900, and in the present invention, the setting of the 4th check valve 712 prevents absorbing liquid from entering second
In fairlead 710, the setting of third check valve 610 prevents absorbing liquid from entering in the second air inlet pipe 600, to avoid absorbing
The case where liquid suck-back, the setting of the 5th check valve 811b avoid in absorbing liquid suck-back to the second sampling bottle 500, the 6th check valve
912 setting avoids in absorbing liquid suck-back to third liquid bottle 900.
Second, which introduces pipe 720, injects one end of the second liquid bottle 700 close to the bottleneck of the second liquid bottle 700, the second fairlead 710
Bottom of bottle of the one end close to the second liquid bottle 700 of the second liquid bottle 700 is injected, third introduces one end that pipe 920 injects third liquid bottle 900
Close to the bottleneck of third liquid bottle 900, third fairlead 910 injects bottle of the one end close to third liquid bottle 900 of third liquid bottle 900
Bottom, the second delivery pipe 510 inject bottom of bottle of the one end close to the second sampling bottle 500 of the second sampling bottle 500, and connecting tube 520 injects
Close to the bottleneck of the second sampling bottle 500, third delivery pipe 810 injects the one of third sampling bottle 800 for one end of second sampling bottle 500
End is close to the bottom of bottle of third sampling bottle 800, and one end of the second power pipe 820 reeve third sampling bottle 800 is close to third sampling bottle
800 bottleneck.
Between 4th shut-off valve 620 and third check valve 610, between the 6th shut-off valve 711 and the 4th check valve 712,
It is equipped with the second pipe between seven shut-off valve 811a and the 5th check valve 811b, between the 9th shut-off valve 911 and the 6th check valve 912
Road 400.
A kind of method of multifunctional gas sampling apparatus, which is characterized in that including：
Step 1：The second vacuum pump 821 and centrifugal pump are opened, and opens the 4th shut-off valve 620, the 7th shut-off valve 811a,
The 5th shut-off valve 721, the 6th shut-off valve 711, the 8th shut-off valve 921 and the 9th shut-off valve 911 are closed, the second vacuum pump is passed through
821 effect, by extraneous the first air inlet pipe of exhaust gas inspiration 100, because of the first air inlet pipe 100 and 200 unicom of centrifuge so that outer
Boundary's exhaust gas enters directly into inside centrifuge 200, and hereafter, by the effect of centrifuge 200, the particulate separation in exhaust gas is gone out
Go, and detach after exhaust gas due to the effect by the second vacuum pump 821, exhaust gas will pass sequentially through the second air inlet pipe 600, third branch
Pipe 511, the second delivery pipe 510, the second sampling bottle 500, connecting tube 520, the 5th branch pipe 811, third delivery pipe 810, third are adopted
Sample bottle 800 and the second power pipe 820, to adopt the second air inlet pipe 600, third branch pipe 511, the second delivery pipe 510, second
In sample bottle 500, connecting tube 520, the 5th branch pipe 811, third delivery pipe 810, third sampling bottle 800 and the second power pipe 820
Foreign gas discharge, after five minutes, just can reach cleaning the second air inlet pipe 600, third branch pipe 511, the second delivery pipe
510, the second sampling bottle 500, connecting tube 520, the 5th branch pipe 811, third delivery pipe 810, third sampling bottle 800 and second are dynamic
The purpose of solenoid 820, and then ensure to collect the quality of sample；
Step 2：The 4th shut-off valve 620 and the 7th shut-off valve 811a are closed, exhaust gas is prevented to be passed through, opens the 5th shut-off valve
721, the 6th shut-off valve 711, the 8th shut-off valve 921 and the 9th shut-off valve 911, since the second vacuum pump 821 at this time remains unchanged
In open state, the absorbing liquid stored in the second liquid bottle 700 is made to pass through the second fairlead 710, the 4th branch pipe 512 and second
Delivery pipe 510 is pumped in the second sampling bottle 500, meanwhile, so that the absorbing liquid stored in third liquid bottle 900 is passed through third fairlead
910, the 6th branch pipe 812 and third delivery pipe 810 are pumped in third sampling bottle 800；
Step 3：According to fixed-contamination source sampling method for normalizing, the 6th shut-off valve 711 and the 9th shut-off valve 911, resistance are closed
Only absorbing liquid is aspirated, and the 4th shut-off valve 620 and the 7th shut-off valve 811a is opened, by the effect of the second vacuum pump 821, by exhaust gas
It passes sequentially through the second air inlet pipe 600, third branch pipe 511, the second delivery pipe 510 to be passed through in the second sampling bottle 500, makes the second sampling
Absorbing liquid dissolved gas in bottle 500, and undissolved gas will pass through connecting tube 520, the 7th branch pipe 521, the 4th branch pipe
512, third delivery pipe 810 is passed through in third sampling bottle 800, makes the absorbing liquid dissolved gas in third sampling bottle 800.
Step 4：Seal the second sampling bottle 500 and third sampling bottle 800, and submitted sample；
Step 5：Bleed valve 310 is opened, the particulate matter in excretory duct 300 is discharged, the feelings for avoiding particulate matter from accumulating
Condition.
To sum up, the multifunctional gas sampling apparatus is in the extraneous exhaust gas of acquisition, by the effect of centrifuge 200, by exhaust gas
In particulate separation and exclusion, avoid particulate matter by pipeline blockage, so that it is guaranteed that the quality of sample, and then ensure the standard of sample
True property, in this way, the multifunctional gas sampling apparatus can be applied to the environment with dust gas by people, specifically, people
Multifunctional gas sampling apparatus monitoring site before boiler dust removal equipment can be sampled；Secondly, which adopts
Sampling device can also the multigroup sample of Quick Acquisition so that the gas quick sampling device can apply to need to acquire more exhaust gas
The places such as factory, secondly, which, which also has, avoids suck-back situation, in this way, can be by the gas sampling assembly
It is applied to acquire the experiment of less exhaust gas, in addition, passing through the cleaning to pipeline before experiment, it is ensured that the quality of sample, really
Protect the accuracy of inspection result.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. a kind of multifunctional gas sampling apparatus, which is characterized in that including：
Second sampling bottle, the second sampling bottle interpolation setting tool have the second delivery pipe of third branch pipe and the 4th branch pipe, and described
The connecting tube with the 7th branch pipe and the 8th branch pipe is also plugged in two sampling bottles；
Second air inlet pipe is fixed on third branch pipe, be equipped between second air inlet pipe and third branch pipe the 4th shut-off valve with
And third check valve, the described one end of second air inlet pipe far from the 4th shut-off valve are equipped with the centrifuge for removing particulate matter, institute
The bottom for stating centrifuge is equipped with excretory duct, is equipped with bleed valve on the excretory duct, the side of the centrifuge be equipped with first into
Tracheae, first air inlet pipe and centrifuge unicom, centrifuge and excretory duct unicom；
Second liquid bottle is set to the side of the second sampling bottle, and the second fairlead is inserted in the second liquid bottle, and described second draws
6th shut-off valve and the 4th check valve are installed between tetra- branch pipes of Guan Yu, the second introducing is also inserted in the second liquid bottle
It manages, the 5th shut-off valve is installed on the second introducing pipe；
Third sampling bottle, the third sampling bottle interpolation setting tool have a third delivery pipe of the 5th branch pipe and the 6th branch pipe, and described
The second power pipe is also inserted in three sampling bottles, one end of second power pipe is equipped with the second vacuum pump, the 5th branch pipe
Be connected the 7th branch pipe, and is equipped with the 7th shut-off valve and the 5th check valve between the 7th branch pipe and the 5th branch pipe；
Third liquid bottle is set to the side of third sampling bottle, and third fairlead is inserted in the third liquid bottle, and the third is drawn
9th shut-off valve and the 6th check valve are installed between six branch pipes of Guan Yu, are also inserted in the third liquid bottle for connecting
The third of 8th branch pipe introduces pipe, and the third is equipped with the 8th shut-off valve between introducing eight branch pipes of Guan Yu.
2. a kind of multifunctional gas sampling apparatus according to claim 1, which is characterized in that described second, which introduces pipe, injects
One end of second liquid bottle is close to the bottleneck of the second liquid bottle, and one end of the second liquid bottle of the second fairlead reeve is close to the second liquid bottle
Bottom of bottle.
3. a kind of multifunctional gas sampling apparatus according to claim 1, which is characterized in that the third introduces pipe and injects
One end of third liquid bottle is close to the bottleneck of third liquid bottle, and one end of the third fairlead reeve third liquid bottle is close to third liquid bottle
Bottom of bottle.
4. a kind of multifunctional gas sampling apparatus according to claim 1, which is characterized in that second delivery pipe injects
Close to the bottom of bottle of the second sampling bottle, one end that the connecting tube injects the second sampling bottle is adopted close to second for one end of second sampling bottle
The bottleneck of sample bottle.
5. a kind of multifunctional gas sampling apparatus according to claim 1, which is characterized in that the third delivery pipe injects
Close to the bottom of bottle of third sampling bottle, second power pipe injects one end of third sampling bottle close to for one end of third sampling bottle
The bottleneck of three sampling bottles.
6. a kind of multifunctional gas sampling apparatus according to claim 1, which is characterized in that the 4th shut-off valve and
Between three check valves, between the 6th shut-off valve and the 4th check valve, between the 7th shut-off valve and the 5th check valve, the 9th shut-off valve
It is equipped with second pipe between the 6th check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820141380.4U CN207764011U (en) | 2018-01-23 | 2018-01-23 | A kind of multifunctional gas sampling apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820141380.4U CN207764011U (en) | 2018-01-23 | 2018-01-23 | A kind of multifunctional gas sampling apparatus |
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| Publication Number | Publication Date |
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| CN207764011U true CN207764011U (en) | 2018-08-24 |
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ID=63182182
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| CN201820141380.4U Active CN207764011U (en) | 2018-01-23 | 2018-01-23 | A kind of multifunctional gas sampling apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168963A (en) * | 2018-01-23 | 2018-06-15 | 宁波市环境监测中心 | A kind of multifunctional gas sampling apparatus and its method |
| CN108426751A (en) * | 2018-01-23 | 2018-08-21 | 宁波市环境监测中心 | A kind of gas sampling assembly and its method |
-
2018
- 2018-01-23 CN CN201820141380.4U patent/CN207764011U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168963A (en) * | 2018-01-23 | 2018-06-15 | 宁波市环境监测中心 | A kind of multifunctional gas sampling apparatus and its method |
| CN108426751A (en) * | 2018-01-23 | 2018-08-21 | 宁波市环境监测中心 | A kind of gas sampling assembly and its method |
| CN108168963B (en) * | 2018-01-23 | 2023-11-07 | 宁波市环境监测中心 | Multifunctional gas sampling device and method thereof |
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