CN201583535U - Three-way connecting pipe SF6 gas testing device with pressure stabilizing valves - Google Patents
Three-way connecting pipe SF6 gas testing device with pressure stabilizing valves Download PDFInfo
- Publication number
- CN201583535U CN201583535U CN2009202985271U CN200920298527U CN201583535U CN 201583535 U CN201583535 U CN 201583535U CN 2009202985271 U CN2009202985271 U CN 2009202985271U CN 200920298527 U CN200920298527 U CN 200920298527U CN 201583535 U CN201583535 U CN 201583535U
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- CN
- China
- Prior art keywords
- gas
- input end
- output terminal
- oxygen
- pressure maintaining
- 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.)
- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 230000000087 stabilizing effect Effects 0.000 title abstract 4
- 239000007789 gas Substances 0.000 claims abstract description 71
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 57
- 239000001301 oxygen Substances 0.000 claims abstract description 57
- 238000011109 contamination Methods 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 4
- 231100000419 toxicity Toxicity 0.000 description 3
- 230000001988 toxicity Effects 0.000 description 3
- YCNIQYLWIPCLNY-QHCPKHFHSA-N 4s145c552u Chemical compound C1=CC=C2C=C(CN3C4=CC5=C(C3=O)COC(=O)[C@@]5(CC)OC(=O)CC)C4=NC2=C1 YCNIQYLWIPCLNY-QHCPKHFHSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 238000009614 chemical analysis method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Abstract
The utility model relates to a gas testing technology, in particular to a three-way connecting pipe SF6 gas testing device with pressure stabilizing valves. The output end of a steel oxygen cylinder is connected with the input end of a three-way connecting pipe; and the three-way connecting pipe is respectively connected with the input end of a first gas mixer and the input end of a second gas mixer, and the output end of the first gas mixer and the output end of the second gas mixer are respectively connected with a first contamination cylinder and a second contamination cylinder. By adding two pressure stabilizing valves and one three-way connecting pipe on a pressure gauge at the outlet of the oxygen cylinder, the device shunts the oxygen and simultaneously tests with two cylinders of SF6 gas. When the sample size of SF6 is large, the testing area is saved, the safety of a lab is improved, the testing time is shortened, the testing cost is saved, and the labor intensity of a tester is reduced. The three-way connecting pipe SF6 gas testing device with the pressure stabilizing valves is applicable to the gas testing to one cylinder of oxygen mixed with a plurality of cylinders of testing gases.
Description
Technical field
The utility model relates to the gas test technology, specifically relates to a kind of threeway liaison tube SF with pressure maintaining valve
6The gas test device.
Background technology
SF
6Gas is the highly stable fluoride of chemical property, and is the same with nitrogen to the harm of biology, and different is the smothering action that only is it.Because SF
6Virulent sulfur-bearing, oxygen subfluoride and acid product may be sneaked into or produce to gas in manufacturing and use.Be protection operation, supervision and analyzing and testing personnel's personal safety, must be to SF
6The toxicity of new gas and operation gas is monitored.Minimum because of the aerial safe level of toxic impurities again, can not measure with chemical analysis method soon, biological method therefore commonly used detects SF
6The toxicity of gas.
SF with 79% volume
6The O of gas and 21% volume
2Mix, allow small white mouse contamination 24 hours continuously under this environment, the small white mouse that will contaminate was observed in atmosphere 72 hours more then, had no abnormally by small white mouse, judged SF
6Whether gas is poisonous.The flow process of this test method requires one bottle of SF
6Gas must have one bottle of supporting use of oxygen, at SF
6Under the big situation of sample size, the time of test is long, progress is slow, influences other work.As increase the quantity of welding bottle, with regard to the quantity of corresponding pressure boost table, flowmeter, contamination cylinder etc.On the one hand both strengthened testing expenses, the restriction in the place that is put to the test on the other hand, it is bigger to carry out a plurality of test difficulties simultaneously.
Summary of the invention
The purpose of this utility model is to provide a kind of threeway liaison tube SF with pressure maintaining valve
6The gas test device.
A kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6The gas test device is achieved by following technical proposals: a kind of threeway liaison tube SF with pressure maintaining valve of the utility model
6The gas test device comprises oxygen bottle, oxygen gauge, threeway liaison tube, first pressure maintaining valve, first oxygen flow meter, a SF
6Steel cylinder, a SF
6Tensimeter, a SF
6Flowmeter, first gas mixer, the first contamination cylinder, second pressure maintaining valve, second oxygen flow meter, the 2nd SF
6Steel cylinder, the 2nd SF
6Tensimeter, the 2nd SF
6Flowmeter, second gas mixer, the second contamination cylinder, described oxygen bottle output terminal is connected with the oxygen gauge input end, and the oxygen gauge output terminal is connected with threeway liaison tube input end; Threeway liaison tube first output terminal is connected with the first pressure maintaining valve input end, and the first pressure maintaining valve output terminal is connected with the first oxygen flow meter input end, and the first oxygen flow meter output terminal is connected with the first gas mixer input end, a described SF
6A steel cylinder output terminal and a SF
6The tensimeter input end connects, a SF
6A tensimeter output terminal and a SF
6The flowmeter input end connects, a SF
6The flowmeter output terminal is connected with the first gas mixer input end, and the first gas mixer output terminal is connected with the first contamination cylinder input end; Described threeway liaison tube second output terminal is connected with the second pressure maintaining valve input end, and the second pressure maintaining valve output terminal is connected with the second oxygen flow meter input end, and the second oxygen flow meter output terminal is connected with the second gas mixer input end, described the 2nd SF
6Steel cylinder output terminal and the 2nd SF
6The tensimeter input end connects, the 2nd SF
6Tensimeter output terminal and the 2nd SF
6The flowmeter input end connects, the 2nd SF
6The flowmeter output terminal is connected with the second gas mixer input end, and the second gas mixer output terminal is connected with the second contamination cylinder.
A kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6The gas test device has following beneficial effect compared with prior art: the utility model is by installing two pressure maintaining valves and a threeway liaison tube additional, shunting oxygen, while and two bottles of SF at welding bottle delivery gauge place
6Gas is tested.At SF
6Under the big situation of sample size, save test area, improved testing laboratory's security, shortened test period, saved testing expenses, also alleviated the labour intensity of testing crew.A kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6The gas test device is applicable to the gas test that one bottle of many bottle tests of oxygen belt gas mixes.
Description of drawings
A kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6The gas test device has following accompanying drawing:
Fig. 1 is a kind of threeway liaison tube SF with pressure maintaining valve of the utility model
6Gas test device experiment flowage structure synoptic diagram;
Fig. 2 is a kind of threeway liaison tube SF with pressure maintaining valve of the utility model
6Gas test device threeway liaison tube structural representation.
Wherein: 1, oxygen bottle; 2, oxygen gauge; 3, threeway liaison tube; 4, first pressure maintaining valve; 5, first oxygen flow meter; 6, a SF
6Steel cylinder; 7, a SF
6Tensimeter; 8, a SF
6Flowmeter; 9, first gas mixer; 10, the first contamination cylinder; 11, second pressure maintaining valve; 12, second oxygen flow meter; 13, the 2nd SF
6Steel cylinder; 14, the 2nd SF
6Tensimeter; 15, the 2nd SF
6Flowmeter; 16, second gas mixer; 17, the second contamination cylinder.
Embodiment
Below in conjunction with drawings and Examples to a kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6Gas test device technique scheme is further described.
As Fig. 1-shown in Figure 2, a kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6The gas test device comprises oxygen bottle 1, oxygen gauge 2, threeway liaison tube 3, first pressure maintaining valve 4, first oxygen flow meter 5, a SF
6 Steel cylinder 6, a SF
6 Tensimeter 7, a SF
6 Flowmeter 8, first gas mixer 9, the first contamination cylinder 10, second pressure maintaining valve 11, second oxygen flow meter 12, the 2nd SF
6 Steel cylinder 13, the 2nd SF
6Tensimeter 14, the 2nd SF
6 Flowmeter 15, second gas mixer 16, the second contamination cylinder 17, described oxygen bottle 1 output terminal is connected with oxygen gauge 2 input ends, and oxygen gauge 2 output terminals are connected with threeway liaison tube 3 input ends; Threeway liaison tube 3 first output terminals are connected with first pressure maintaining valve, 4 input ends, and first pressure maintaining valve, 4 output terminals are connected with first oxygen flow meter, 5 input ends, and first oxygen flow meter, 5 output terminals are connected a described SF with first gas mixer, 9 input ends
6Steel cylinder 6 output terminals and a SF
6Tensimeter 7 input ends connect, a SF
6Tensimeter 7 output terminals and a SF
6 Flowmeter 8 input ends connect, a SF
6 Flowmeter 8 output terminals are connected with first gas mixer, 9 input ends, and first gas mixer, 9 output terminals are connected with the first contamination cylinder, 10 input ends; Described threeway liaison tube 3 second output terminals are connected with second pressure maintaining valve, 11 input ends, second pressure maintaining valve, 11 output terminals are connected with second oxygen flow meter, 12 input ends, second oxygen flow meter, 12 output terminals are connected described the 2nd SF with second gas mixer, 16 input ends
6Steel cylinder 13 output terminals and the 2nd SF
6Tensimeter 14 input ends connect, the 2nd SF
6Tensimeter 14 output terminals and the 2nd SF
6 Flowmeter 15 input ends connect, the 2nd SF
6 Flowmeter 15 output terminals are connected with second gas mixer, 16 input ends, and second gas mixer, 16 output terminals are connected with the second contamination cylinder 17.
A kind of threeway liaison tube SF of the utility model with pressure maintaining valve
6The gas test device comprises oxygen bottle 1, oxygen gauge 2, threeway liaison tube 3, first pressure maintaining valve 4, first oxygen flow meter 5, a SF
6 Steel cylinder 6, a SF
6 Tensimeter 7, a SF
6 Flowmeter 8, first gas mixer 9, the first contamination cylinder 10, second pressure maintaining valve 11, second oxygen flow meter 12, the 2nd SF
6 Steel cylinder 13, the 2nd SF
6Tensimeter 14, the 2nd SF
6 Flowmeter 15, second gas mixer 16, the second contamination cylinder 17, described oxygen bottle 1 output terminal is connected with oxygen gauge 2 input ends, and oxygen gauge 2 output terminals are connected with threeway liaison tube 3 input ends; Threeway liaison tube 3 first output terminals are connected with first pressure maintaining valve, 4 input ends, and first pressure maintaining valve, 4 output terminals are connected with first oxygen flow meter, 5 input ends, and first oxygen flow meter, 5 output terminals are connected a described SF with first gas mixer, 9 input ends
6Steel cylinder 6 output terminals and a SF
6Tensimeter 7 input ends connect, a SF
6Tensimeter 7 output terminals and a SF
6 Flowmeter 8 input ends connect, a SF
6 Flowmeter 8 output terminals are connected with first gas mixer, 9 input ends, and first gas mixer, 9 output terminals are connected with the first contamination cylinder, 10 input ends; Described threeway liaison tube 3 second output terminals are connected with second pressure maintaining valve, 11 input ends, second pressure maintaining valve, 11 output terminals are connected with second oxygen flow meter, 12 input ends, second oxygen flow meter, 12 output terminals are connected described the 2nd SF with second gas mixer, 16 input ends
6Steel cylinder 13 output terminals and the 2nd SF
6Tensimeter 14 input ends connect, the 2nd SF
6Tensimeter 14 output terminals and the 2nd SF
6 Flowmeter 15 input ends connect, the 2nd SF
6 Flowmeter 15 output terminals are connected with second gas mixer, 16 input ends, and second gas mixer, 16 output terminals are connected with the second contamination cylinder 17.
During use, by two pressure maintaining valves and three-way pipe that installs additional at welding bottle delivery gauge place, shunting oxygen, a welding bottle can while and two bottles of SF
6Gas mixing carrying out toxicity biologic test.
Claims (1)
1. threeway liaison tube SF with pressure maintaining valve
6The gas test device comprises oxygen bottle (1), oxygen gauge (2), threeway liaison tube (3), first pressure maintaining valve (4), first oxygen flow meter (5), a SF
6Steel cylinder (6), a SF
6Tensimeter (7), a SF
6Flowmeter (8), first gas mixer (9), the first contamination cylinder (10), second pressure maintaining valve (11), second oxygen flow meter (12), the 2nd SF
6Steel cylinder (13), SF
6Tensimeter (14), SF
6Flowmeter (15), second gas mixer (16), the second contamination cylinder (17), it is characterized in that: described oxygen bottle (1) output terminal is connected with oxygen gauge (2) input end, and oxygen gauge (2) output terminal is connected with threeway liaison tube (3) input end; Threeway liaison tube (3) first output terminals are connected with first pressure maintaining valve (4) input end, first pressure maintaining valve (4) output terminal is connected with first oxygen flow meter (5) input end, first oxygen flow meter (5) output terminal is connected a described SF with first gas mixer (9) input end
6Steel cylinder (a 6) output terminal and a SF
6Tensimeter (7) input end connects, a SF
6Tensimeter (a 7) output terminal and a SF
6Flowmeter (8) input end connects, a SF
6Flowmeter (8) output terminal is connected with first gas mixer (9) input end, and first gas mixer (9) output terminal is connected with first contamination cylinder (10) input end; Described threeway liaison tube (3) second output terminals are connected with second pressure maintaining valve (11) input end, second pressure maintaining valve (11) output terminal is connected with second oxygen flow meter (12) input end, second oxygen flow meter (12) output terminal is connected described SF with second gas mixer (16) input end
6Steel cylinder (13) output terminal and SF
6Tensimeter (14) input end connects, SF
6Tensimeter (14) output terminal and SF
6Flowmeter (15) input end connects, SF
6Flowmeter (15) output terminal is connected with second gas mixer (16) input end, and second gas mixer (16) output terminal is connected with the second contamination cylinder (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202985271U CN201583535U (en) | 2009-12-22 | 2009-12-22 | Three-way connecting pipe SF6 gas testing device with pressure stabilizing valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202985271U CN201583535U (en) | 2009-12-22 | 2009-12-22 | Three-way connecting pipe SF6 gas testing device with pressure stabilizing valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583535U true CN201583535U (en) | 2010-09-15 |
Family
ID=42725540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202985271U Expired - Fee Related CN201583535U (en) | 2009-12-22 | 2009-12-22 | Three-way connecting pipe SF6 gas testing device with pressure stabilizing valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583535U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706287A (en) * | 2013-12-31 | 2014-04-09 | 上海海事大学 | Dynamic gas distribution system for simulating tail gas of ship |
| CN103926382A (en) * | 2014-04-29 | 2014-07-16 | 国家电网公司 | Device for testing toxicity of sulfur hexafluoride gas |
| CN105842408A (en) * | 2016-06-20 | 2016-08-10 | 国家电网公司 | SF6 (sulfur hexafluoride) biotoxicity testing device with video monitoring function |
| CN105866354A (en) * | 2016-06-20 | 2016-08-17 | 国家电网公司 | Intelligent sulfur hexafluoride biological toxicity testing device |
| CN109116008A (en) * | 2018-06-29 | 2019-01-01 | 南方电网科学研究院有限责任公司 | A kind of C4F7The toxicity test device of N gas |
-
2009
- 2009-12-22 CN CN2009202985271U patent/CN201583535U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706287A (en) * | 2013-12-31 | 2014-04-09 | 上海海事大学 | Dynamic gas distribution system for simulating tail gas of ship |
| CN103706287B (en) * | 2013-12-31 | 2016-01-27 | 上海海事大学 | A kind of dynamic gas mixer for simulating ship tail gas |
| CN103926382A (en) * | 2014-04-29 | 2014-07-16 | 国家电网公司 | Device for testing toxicity of sulfur hexafluoride gas |
| CN105842408A (en) * | 2016-06-20 | 2016-08-10 | 国家电网公司 | SF6 (sulfur hexafluoride) biotoxicity testing device with video monitoring function |
| CN105866354A (en) * | 2016-06-20 | 2016-08-17 | 国家电网公司 | Intelligent sulfur hexafluoride biological toxicity testing device |
| CN109116008A (en) * | 2018-06-29 | 2019-01-01 | 南方电网科学研究院有限责任公司 | A kind of C4F7The toxicity test device of N gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: QINGDAO ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20131205 Owner name: QINGHAI ELECTRIC POWER CORPORATION QINGDAO ELECTRI Effective date: 20131205 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 810008 XINING, QINGHAI PROVINCE TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131205 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Qinghai Electric Power Co., Ltd. Patentee after: Qingdao Electric Power Research Institute Address before: 54 Xining West Road, Qinghai, No. 8, No. 810008 Patentee before: Qingdao Electric Power Research Institute |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20131222 |