CN207866785U - A kind of gas switching device - Google Patents
A kind of gas switching device Download PDFInfo
- Publication number
- CN207866785U CN207866785U CN201820022918.XU CN201820022918U CN207866785U CN 207866785 U CN207866785 U CN 207866785U CN 201820022918 U CN201820022918 U CN 201820022918U CN 207866785 U CN207866785 U CN 207866785U
- Authority
- CN
- China
- Prior art keywords
- air inlet
- rotating circular
- circular disk
- outlet rotating
- fixed disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 208000000059 Dyspnea Diseases 0.000 claims description 2
- 206010013975 Dyspnoeas Diseases 0.000 claims description 2
- 208000013220 shortness of breath Diseases 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000005070 sampling Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 22
- 239000003546 flue gas Substances 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- -1 flue gas nitrous oxides Chemical class 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
A kind of gas switching device, including air inlet fixed disc(1), outlet rotating circular disk(2), torsional spring axis(3)And knob.Outlet rotating circular disk is nested in the round concave station of air inlet fixed disc;Concave station bottom is along the circumferential direction evenly arranged with multiple air admission holes(4);Air inlet pipe position mark is indicated at air inlet fixed disc edge(5).A semi-circular gas collection groove is provided on one face of outlet rotating circular disk(7), air inlet short tube, analyzer air inlet short tube and aspiration pump air inlet short tube are separately connected semi-circular gas collection groove.Torsional spring axis is mounted in the concentric axis hole of air inlet fixed disc and outlet rotating circular disk;Outlet rotating circular disk can be rotated clockwise or counterclockwise by torsional spring axis and knob.The utility model is simple in structure, and operation is flexible, adapts to the free switching between different number sampling line, can save the time of flue section exhaust gas components measurement;The utility model is suitable for the sampling and measuring of industrial enterprise's exhaust gas components.
Description
Technical field
The utility model is related to a kind of gas switching devices, belong to boiler smoke and measure auxiliary Tools Technology.
Background technology
With the extensive use of Flue Gas Denitration Technology of Coal-buming Power Plant, the removal efficiency of flue gas nitrogen oxide is improved, is reduced simultaneously
The usage amount of denitrfying agent is the problem currently faced.Pass through the nitrogen oxidation to each point on denitrification apparatus import, exhaust pass section
Object concentration is measured in real time, and to adjust the ammonia spraying amount of denitrification apparatus difference point, progress denitration is optimized and revised and can solve to exist
The problem of.The real-time of flue gas nitrogen oxide measurement of concetration, flexibility can be improved in a kind of application of gas switching device, improves and surveys
Measure working efficiency.
Invention content
The purpose of this utility model is, in order to exist when solving the problems, such as that power-plant flue gas nitrous oxides concentration measures, to propose
A kind of gas switching device.
The technical scheme for implementing the utility model is as follows, a kind of gas switching device, including air inlet fixed disc, goes out cyclone
Turn disk, torsional spring axis and knob.
The disc centre of the air inlet fixed disc and outlet rotating circular disk is provided with concentric axis hole;Outlet rotating circular disk is nested
In the round concave station of air inlet fixed disc;Torsional spring axis is mounted on the concentric shafts of air inlet fixed disc and outlet rotating circular disk
Kong Zhong;And it is closely sealed together by torsional spring shaft compression, outlet rotating circular disk by torsional spring axis and knob can clockwise or
It rotates counterclockwise.
The air inlet fixed disc is provided with the diameter round concave station more slightly larger than outlet rotating circular disk diameter on one side, and circle is recessed
Platform bottom is along the circumferential direction evenly arranged with multiple air admission holes, and is separately connected air inlet short tube, and air inlet short tube is perpendicular into gas-solid
Fixed disk is simultaneously stretched out from air inlet fixed disc another side;Air inlet pipe position mark is indicated at air inlet fixed disc edge.
On one face of the outlet rotating circular disk, a semi-circular gas collection groove, outlet are provided with along the circumferencial direction of disc
On another face of rotating circular disk, it is equipped with analyzer air inlet short tube and aspiration pump air inlet short tube;Aspiration pump air inlet short tube connection half
Annular gas collection groove, it is vertical with outlet rotating circular disk, and stretched out from another face of outlet rotating circular disk.
The air inlet hole site of the air inlet fixed disc is overlapped with the semi-circular gas collection groove on outlet rotating circular disk, air inlet
Short tube connects semi-circular gas collection groove by air admission hole.
The torsional spring axis is welded and fixed with outlet rotating circular disk, and outlet rotating circular disk is tightly pressed against into gas-solid by spring
On fixed disk.
When the utility model is used, the fixed disc air inlet short tube that multichannel is sampled to air induction hose and the present apparatus connects, will
Gas analysis instrument air induction hose is connected with the analytical instrument air inlet pipe of outlet rotating circular disk, is evacuated pump steam inlet and aspiration pump phase
Even, it after gas sampled analysis all the way, is switched to clockwise or counterclockwise by the knob on outlet rotating circular disk
In another way air inlet pipe, Analysis On Gaseous Constituentss are carried out successively;And the other pipelines not being connected with analytical instrument then pass through aspiration pump
Lasting pumping, keeps gas constantly to extract out, carries out analysis measurement at any time, to be easily switched on different pipelines, saving is set
The time for depositing gas in entire sampling line is changed, the switching between each gas piping can in real time, be flexibly carried out.
The utility model has the beneficial effects that the utility model is simple in structure, practical reliable, operation flexibly, is adapted to not
With the free switching between quantity sampling line, the time of flue section exhaust gas components measurement can be saved, it is ensured that the real-time of measurement,
It improves work efficiency.The utility model is suitable for the sampling and measuring of industrial enterprise's exhaust gas components.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model gas switching device;
Fig. 2 is air inlet fixed disc structural schematic diagram;
Fig. 3 is air inlet fixed disc the structure left view;
Fig. 4 is outlet rotating circular disk structural schematic diagram;
Fig. 5 is outlet rotating circular disk the structure left view;
In figure, 1 is air inlet fixed disc;2 be outlet rotating circular disk;3 be torsional spring axis and knob;4 be air admission hole;5
It is air admission hole label;6 be air inlet short tube;7 be semi-ring gas collection groove;8 be analyzer air inlet short tube;9 be aspiration pump air inlet short tube.
Specific implementation mode
Specific embodiment of the present utility model is as shown in the picture.
As shown in Figure 1, a kind of gas switching device of the present embodiment, including air inlet fixed disc 1, outlet rotating circular disk 2, rotation
Turn spring shaft 3 and knob.
The disc centre of the air inlet fixed disc 1 and outlet rotating circular disk 2 is provided with concentric axis hole;Outlet rotating circular disk is embedding
It is sleeved in the round concave station of air inlet fixed disc;Torsional spring axis 3 is mounted on the same of air inlet fixed disc and outlet rotating circular disk
In arbor hole;And it is closely sealed together by torsional spring shaft compression, outlet rotating circular disk 2 can up time by torsional spring axis and knob
Needle rotates counterclockwise.
As shown in Figures 2 and 3, air inlet fixed disc 1 is provided with the diameter circle more slightly larger than outlet rotating circular disk diameter on one side
Shape concave station, round concave station bottom is along the circumferential direction evenly arranged with multiple air admission holes 4, and is separately connected air inlet short tube 6, into shortness of breath
Pipe 6 is stretched out perpendicular to air inlet fixed disc 1 and from air inlet fixed disc another side;Air inlet pipe is indicated at air inlet fixed disc edge
Position mark 5.
As shown in Figure 4 and Figure 5, on a face of outlet rotating circular disk 2, a semi-circular collection is provided with along the circumferencial direction of disc
Gas groove 7;On the another side of outlet rotating circular disk, it is equipped with analyzer air inlet short tube 8 and aspiration pump air inlet short tube 9;Aspiration pump
Air inlet short tube 9 connects semi-circular gas collection groove, vertical with outlet rotating circular disk, and is stretched from another face of outlet rotating circular disk
Go out.
4 position of air admission hole of the air inlet fixed disc 1 is overlapped with the semi-circular gas collection groove 7 on outlet rotating circular disk,
Air inlet short tube 6 connects semi-circular gas collection groove 7 by air admission hole 4.
Claims (5)
1. a kind of gas switching device, which is characterized in that described device includes air inlet fixed disc, outlet rotating circular disk, rotation
Spring shaft and knob;
The disc centre of the air inlet fixed disc and outlet rotating circular disk is provided with concentric axis hole;Outlet rotating circular disk be nested in into
In the round concave station of gas-solid fixed disk;Round concave station bottom is along the circumferential direction evenly arranged with multiple air admission holes, and is separately connected
Air inlet short tube;On the face of outlet rotating circular disk, it is equipped with analyzer air inlet short tube and aspiration pump air inlet short tube;Torsional spring axis is pacified
In the concentric axis hole of air inlet fixed disc and outlet rotating circular disk;And, outlet closely sealed together by torsional spring shaft compression
Rotating circular disk can be rotated clockwise or counterclockwise by torsional spring axis and knob.
2. a kind of gas switching device according to claim 1, which is characterized in that the air inlet fixed disc is opened on one side
There are the round concave station that diameter is more slightly larger than outlet rotating circular disk diameter, air inlet short tube to fix perpendicular to air inlet fixed disc and from air inlet
Disk another side stretches out;Air inlet pipe position mark is indicated at air inlet fixed disc edge.
3. a kind of gas switching device according to claim 1, which is characterized in that a face of the outlet rotating circular disk
On, it is provided with a semi-circular gas collection groove along the circumferencial direction of disc;On the another side of outlet rotating circular disk, be equipped with analyzer into
Shortness of breath pipe and aspiration pump air inlet short tube;Aspiration pump air inlet short tube connects semi-circular gas collection groove, vertical with outlet rotating circular disk, and
It is stretched out from another face of outlet rotating circular disk.
4. a kind of gas switching device according to claim 1, which is characterized in that the air admission hole of the air inlet fixed disc
Position is overlapped with the semi-circular gas collection groove on outlet rotating circular disk, and air inlet short tube is recessed by air admission hole connection semi-circular gas collection
Slot.
5. a kind of gas switching device according to claim 1, which is characterized in that the torsional spring axis is rotated with outlet
Disk is welded and fixed, and outlet rotating circular disk is tightly pressed against on air inlet fixed disc by spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820022918.XU CN207866785U (en) | 2018-01-08 | 2018-01-08 | A kind of gas switching device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820022918.XU CN207866785U (en) | 2018-01-08 | 2018-01-08 | A kind of gas switching device |
Publications (1)
Publication Number | Publication Date |
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CN207866785U true CN207866785U (en) | 2018-09-14 |
Family
ID=63464878
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CN201820022918.XU Active CN207866785U (en) | 2018-01-08 | 2018-01-08 | A kind of gas switching device |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110779778A (en) * | 2019-12-09 | 2020-02-11 | 周昂锋 | Sampling device for waste gas treatment |
CN111413162A (en) * | 2019-01-04 | 2020-07-14 | 中昊晨光化工研究院有限公司 | High-temperature gas sampling device |
CN111947175A (en) * | 2020-07-21 | 2020-11-17 | 淮安金能能源科技有限公司 | Flue gas switching pipeline |
CN113884623A (en) * | 2021-09-24 | 2022-01-04 | 华北科技学院(中国煤矿安全技术培训中心) | Detection method and detection alarm device for flammable gas in hazardous chemical storage area |
CN113941593A (en) * | 2021-09-30 | 2022-01-18 | 江苏长三角环境科学技术研究院有限公司 | Miniaturized high concentration pollutes soil dystopy thermal desorption system |
-
2018
- 2018-01-08 CN CN201820022918.XU patent/CN207866785U/en active Active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111413162A (en) * | 2019-01-04 | 2020-07-14 | 中昊晨光化工研究院有限公司 | High-temperature gas sampling device |
CN111413162B (en) * | 2019-01-04 | 2021-01-29 | 中昊晨光化工研究院有限公司 | High-temperature gas sampling device |
CN110779778A (en) * | 2019-12-09 | 2020-02-11 | 周昂锋 | Sampling device for waste gas treatment |
CN110779778B (en) * | 2019-12-09 | 2020-10-02 | 生态环境部华南环境科学研究所 | Sampling device for waste gas treatment |
CN111947175A (en) * | 2020-07-21 | 2020-11-17 | 淮安金能能源科技有限公司 | Flue gas switching pipeline |
CN113884623A (en) * | 2021-09-24 | 2022-01-04 | 华北科技学院(中国煤矿安全技术培训中心) | Detection method and detection alarm device for flammable gas in hazardous chemical storage area |
CN113884623B (en) * | 2021-09-24 | 2023-11-21 | 华北科技学院(中国煤矿安全技术培训中心) | Method for detecting inflammable gas in dangerous chemical storage area and detection alarm device |
CN113941593A (en) * | 2021-09-30 | 2022-01-18 | 江苏长三角环境科学技术研究院有限公司 | Miniaturized high concentration pollutes soil dystopy thermal desorption system |
CN113941593B (en) * | 2021-09-30 | 2023-02-28 | 江苏长三角环境科学技术研究院有限公司 | Miniaturized high concentration pollutes soil dystopy thermal desorption system |
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