CN104297421B - Sulfide hydrogen sewage-treating agent test unit - Google Patents
Sulfide hydrogen sewage-treating agent test unit Download PDFInfo
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- CN104297421B CN104297421B CN201410240045.6A CN201410240045A CN104297421B CN 104297421 B CN104297421 B CN 104297421B CN 201410240045 A CN201410240045 A CN 201410240045A CN 104297421 B CN104297421 B CN 104297421B
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Abstract
The present invention relates to a kind of sulfide hydrogen sewage-treating agent test unit, belong to petroleum engineering Oilfield Chemicals detecting and assessing technical field, by sampler, pick-up unit forms, wherein sampler is by sample bucket, handle, piston, absorption bottle forms, pick-up unit is by reactor, gland bonnet forms, the present invention can scene in confined conditions to sulfide hydrogen sewage sampling and temperature, volume metering, indoor Wastewater Sample is airtight to be pipetted and carry out the test of sulfide hydrogen sewage-treating agent under the condition consistent with sampling scene temperature, prevent the hydrogen sulfide gas because dissolving in sewage from volatilizing or react with the oxygen mix in air and cause sulfide hydrogen wastewater composition to change, ensure sampling and testing staff healthy, improve the validity of sulfide hydrogen sewage-treating agent test.
Description
Technical field
The present invention relates to a kind of sulfide hydrogen sewage-treating agent test unit, belong to petroleum engineering Oilfield Chemicals detecting and assessing technical field.
Background technology
The industrial sewage that high sulfur Gas Fields produces in producing contains the harmful constituents such as a large amount of toxic and harmfuls, bacterium, mechanical impurity, is particularly dissolved with a large amount of hydrogen sulfide gas, all has considerable influence after volatilization to health and environment.For preventing industrial pollution, the mode to harmful constituent contained in sulfide hydrogen sewage processes rear reinjection into reservoir is adopted to carry out wastewater treatment and recycle, different types of sewage-treating agent of wherein annotating is widely used a kind of sewage treatmentmethod, therefore, sewage-treating agent laboratory test results directly affects use and the wastewater treatment efficiency of on-the-spot sewage-treating agent.At present, the mode for the treatment of agent taked to annotate in sewage on-site sampling, indoor Wastewater Sample in the test of sulfide hydrogen sewage-treating agent is carried out more, due to non-leakproofness containers such as on-the-spot sewage sampling many uses Plastic Drums, easily cause the hydrogen sulfide gas volatilization of dissolving in sewage in sulfide hydrogen sewage sampling process, not only make got Wastewater Sample can not represent the actual composition of on-the-spot sewage but also sampling personnel health is worked the mischief; In addition, in the test of sulfide hydrogen sewage-treating agent, use the non-close test device such as beaker, wide-necked bottle splendid attire sewage more, pipette at sulfide hydrogen Wastewater Sample, the hydrogen sulfide gas volatilization of dissolving in Wastewater Sample can be there is in the link such as detection or with the problem such as the oxygen mix in air reacts, Wastewater Sample component is caused to change, not only affect the validity of test, make test findings cannot reflect sulfide hydrogen sewage-treating agent effect of field application, and the volatilization harm reviewer of hydrogen sulfide gas is healthy.
201020298567.9 disclose a kind of hydrogen sulfide testing container, comprise a test chamber, this test chamber is equipped with gas access and gas vent, gas access connects a four-way connection by pipeline, other three interfaces of this four-way connection are respectively by pipeline Bonding pressure sensor, sulfuretted hydrogen mixed gas stop valve and nitrogen stop valve, sulfuretted hydrogen mixed gas stop valve connects sulfuretted hydrogen mixing gas cylinder by pipeline, nitrogen stop valve connects elevated pressure nitrogen source of the gas by pipeline, gas vent connects by pipeline stop valve of releasing, this stop valve of releasing connects outlet delivery pipe upwards.This device is applicable to the hydrogen sulfide gas being filled with certain pressure in container, but cannot realize carrying out in confined conditions sulfide hydrogen sewage sampling, pipette, sewage-treating agent etc. of annotating, cannot prevent sulfide hydrogen Wastewater Sample component from changing.
Summary of the invention
When the object of the invention is to test for sulfide hydrogen sewage-treating agent in prior art, sewage sampling container, the leakproofnesss such as reactor are poor, make existing sulfide hydrogen sewage sampling, water sample pipettes and sewage-treating agent testing process hydrogen sulfide gas volatilization all may occur or reacts with the oxygen mix in air, Wastewater Sample component is caused to change, not only affect the validity of test, make test findings cannot reflect sulfide hydrogen sewage-treating agent effect of field application, and the volatilization harm sampling of hydrogen sulfide gas and the problem such as reviewer is healthy, a kind of sulfide hydrogen sewage-treating agent test unit is provided, can scene in confined conditions to sulfide hydrogen sewage sampling and temperature, volume metering, indoor Wastewater Sample is airtight to be pipetted and carry out sewage-treating agent test under the condition consistent with sampling scene temperature, prevent the hydrogen sulfide gas because dissolving in sewage from volatilizing or react with the oxygen mix in air and cause sulfide hydrogen wastewater composition to change, ensure sampling and testing staff healthy, improve the validity of sulfide hydrogen sewage-treating agent test.
The present invention is made up of sampler, pick-up unit, wherein sampler is made up of sample bucket, handle, piston, absorption bottle, sample bucket is the cylindrical container of upper end closed, sample bucket bottom is provided with the bottom end cover being provided with central through hole, bottom end cover central through hole is threaded sample valve, piston is positioned at sample bucket cavity, handle is threaded on piston by the central through hole of sample bucket upper end, sample bucket upper end is provided with gas admittance valve and is connected with absorption bottle by pressure line, and sample bucket is carved with metering scale; Pick-up unit is made up of reactor, gland bonnet, and reactor is the cylindrical container of bottom end closure, and bottom sidewall is communicated with liquid feed valve, and gland bonnet is threaded connection on reactor top, gland bonnet is fixed with stirring rod, butyl rubber plug and gas filling valve.
Reasonable in design of the present invention, can scene in confined conditions to sulfide hydrogen sewage sampling and temperature, volume metering, indoor Wastewater Sample is airtight to be pipetted and carry out the test of sulfide hydrogen sewage-treating agent under the condition consistent with sampling scene temperature, prevent the hydrogen sulfide gas because dissolving in sewage from volatilizing or react with the oxygen mix in air and cause sulfide hydrogen wastewater composition to change, ensure sampling and testing staff healthy, improve the validity that sulfide hydrogen sewage-treating agent is tested.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described:
As shown in Figure 1, the present invention is made up of sampler and pick-up unit, wherein:
Sampler is made up of sample bucket 1, handle 2, piston 3, absorption bottle 4, sample bucket 1 is the cylindrical container of upper end closed, sample bucket 1 bottom is provided with the bottom end cover being provided with central through hole, bottom end cover central through hole has been threaded sample valve 5, piston 3 is positioned at the cavity of sample bucket 1, handle 2 is threaded on piston 3 by the central through hole of sample bucket 1 upper end, and sample bucket 1 upper end is provided with gas admittance valve 6 and is connected with absorption bottle 4 by pressure line, is filled with alkaline solution in absorption bottle 4;
Pick-up unit is made up of reactor 7, gland bonnet 8, reactor 7 is the cylindrical container of bottom end closure, bottom sidewall is communicated with liquid feed valve 9, and gland bonnet 8 is threaded connection on reactor 7 top, and gland bonnet 8 is installed with stirring rod 10, butyl rubber plug 11 and gas filling valve 12;
The sample valve 5 of sampler is connected by the liquid feed valve 9 of pressure line with pick-up unit, and nitrogen cylinder 13 is connected in parallel by pressure line and the gas admittance valve 6 of sampler, the gas filling valve 12 of pick-up unit.
Temperature test groove 14 is provided with, temperature test groove 14 internal fixtion thermometer 15 inside described sample bucket 1 cylindrical shell, can on-the-spot test record sample temperature, in order to keep, shop experiment is consistent with scene temperature provides data.
Described sample bucket 1 cylindrical shell there is volume metering scale 16, can situ metrology sample volume.
The barrel of described reactor 7 is provided with metering scale 17, can be used for liquid volume in metering reactor 7.
Described gland bonnet 8 has O-ring seal 18 with reactor 7 interface, and hydrogen sulfide gas can be avoided to overflow.
Described gland bonnet 8 is fixed with thermometer 19, and for measuring temperature in reactor 7, warranty test temperature is consistent with sampling scene temperature.
Described nitrogen cylinder 13 exit is provided with retaining valve 20, and direction, with nitrogen pressure outbound course, prevents back flow of gas.
Separately or all can be placed in water bath 21 after being connected, guarantee shop experiment temperature is consistent with on-site sampling temperature for described sampler and pick-up unit.
On-site sampling operates: sampler is taken to sampling on-the-spot, open gas admittance valve 6, sample valve 5, driving handle 2 makes piston 3 be positioned at bottom sample bucket 1, connects gas admittance valve 6 and absorption bottle 4 with pressure line; Sample valve 5 connects sampling line, and water sample in sampling line promotes that piston 3 is up to be sampled, and handle 2 prevents piston 3 to be shifted in up process, and the micro-hydrogen sulfide gas of leakage is absorbed by absorption bottle 4 neutral and alkali solution; TWS is measured by the thermometer 15 be fixed in temperature test groove 14, sample volume is measured by the volume metering scale 16 on sample bucket 1, when water sample reaches and wants cube, close sample valve 5, gas admittance valve 6, remove associated line, realize sulfide hydrogen sewage enclosed sampling, immediately measure the object of volume of water sample, temperature.
The airtight deoxygenation operation of reactor 7: open nitrogen cylinder 13, retaining valve 20, gas filling valve 12, liquid feed valve 9, purge with nitrogen and air in reactor 7 is discharged from liquid feed valve 9, close liquid feed valve 9, gas filling valve 12, retaining valve 20, nitrogen cylinder 13 successively, the airtight deoxygenation of realization response still 7, realizes the object preventing from causing wastewater composition to change because the oxygen mix in sulfide hydrogen Hydrogen Sulfide in Sewage gas and air reacts.
Indoor Wastewater Sample pipettes operation: open sample valve 5, liquid feed valve 9, gas filling valve 12, gas admittance valve 6, the piston 3 promoted in sample bucket 1 cavity by handle 2 is descending, in sample bucket 1, Wastewater Sample is transferred in reactor 7 through sample valve 5, liquid feed valve 9, the nitrogen be filled with in reactor 7 enters in the chamber between sample bucket 1 top and piston 3 through gas filling valve 12, gas admittance valve 6, water sample can be avoided to pipette hydrogen sulfide gas in process excessive; Pipette after volume of water sample reaches testing requirements, close liquid feed valve 9, sample valve 5, gas filling valve 12, gas admittance valve 6 successively, realize pipetting of certain volume sulfide hydrogen Wastewater Sample under air-tight state.
Sewage-treating agent test operation: pick-up unit is placed in water bath 21, to fetch boiling water bath 21 regulate bath temperature consistent with on-site sampling temperature, in reactor 7, temperature is measured by thermometer 19 fixing on gland bonnet 8, piercing through butyl rubber plug 11 by syringe 22 adds in reactor 7 by sewage-treating agent, stirring rod 10 stirs and makes sewage-treating agent fully mix with sulfide hydrogen sewage and carry out sterilization, floc test, bottom test depositions settle to reactor 7, height reads by reactor 7 upper volume metering scale 17, realize preventing sulfide hydrogen wastewater composition from changing and the object that under the condition consistent with sampling scene temperature, sulfide hydrogen sewage-treating agent is tested.
Claims (7)
1. a sulfide hydrogen sewage-treating agent test unit, be made up of sampler and pick-up unit, it is characterized in that: sampler is by sample bucket (1), handle (2), piston (3), absorption bottle (4) forms, the cylindrical container that sample bucket (1) is upper end closed, sample bucket (1) bottom is provided with the bottom end cover being provided with central through hole, bottom end cover central through hole has been threaded sample valve (5), piston (3) is positioned at sample bucket (1) cavity, handle (2) is threaded on piston (3) by the central through hole of sample bucket (1) upper end, sample bucket (1) upper end is provided with gas admittance valve (6) and is connected by the same absorption bottle of pressure line (4), absorption bottle is filled with alkaline solution in (4), pick-up unit is made up of reactor (7), gland bonnet (8), the cylindrical container that reactor (7) is bottom end closure, bottom sidewall is communicated with liquid feed valve (9), gland bonnet (8) is threaded connection on reactor (7) top, and gland bonnet (8) is installed with stirring rod (10), butyl rubber plug (11) and gas filling valve (12), the sample valve (5) of sampler is connected by the liquid feed valve (9) of pressure line with pick-up unit, and nitrogen cylinder (13) is connected in parallel by pressure line and the gas admittance valve (6) of sampler, the gas filling valve (12) of pick-up unit.
2. sulfide hydrogen sewage-treating agent test unit according to claim 1, it is characterized in that: be provided with temperature test groove (14) inside described sample bucket (1) cylindrical shell, temperature test groove (14) internal fixtion thermometer (15).
3. sulfide hydrogen sewage-treating agent test unit according to claim 1 and 2, is characterized in that: described sample bucket (1) cylindrical shell has volume metering scale (16).
4. sulfide hydrogen sewage-treating agent test unit according to claim 1 and 2, is characterized in that: the barrel of described reactor (7) is provided with metering scale (17).
5. sulfide hydrogen sewage-treating agent test unit according to claim 1 and 2, is characterized in that: described gland bonnet (8) and reactor (7) interface have O-ring seal (18).
6. sulfide hydrogen sewage-treating agent test unit according to claim 1 and 2, is characterized in that: described gland bonnet (8) is fixed with thermometer (19).
7. sulfide hydrogen sewage-treating agent test unit according to claim 1 and 2, is characterized in that: described nitrogen cylinder (13) exit is provided with retaining valve (20), and direction is with nitrogen pressure outbound course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410240045.6A CN104297421B (en) | 2014-05-30 | 2014-05-30 | Sulfide hydrogen sewage-treating agent test unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410240045.6A CN104297421B (en) | 2014-05-30 | 2014-05-30 | Sulfide hydrogen sewage-treating agent test unit |
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| Publication Number | Publication Date |
|---|---|
| CN104297421A CN104297421A (en) | 2015-01-21 |
| CN104297421B true CN104297421B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410240045.6A Expired - Fee Related CN104297421B (en) | 2014-05-30 | 2014-05-30 | Sulfide hydrogen sewage-treating agent test unit |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014641B (en) * | 2017-04-27 | 2023-06-27 | 杭州鸿利机械制造有限公司 | Automatic sampling device |
| CN108168952B (en) * | 2018-02-27 | 2020-07-10 | 江苏国正检测有限公司 | Water resource detects uses pumping and sampling equipment |
| CN108414291A (en) * | 2018-04-16 | 2018-08-17 | 安徽省贝斯泰检测科技有限公司 | A kind of industrial wastewater sampler and its application method |
| CN113375973A (en) * | 2021-05-27 | 2021-09-10 | 中国科学院力学研究所 | Liquid propellant sampling device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6164145A (en) * | 1998-12-23 | 2000-12-26 | Jaeger; Ben E. | Liquid sample and method |
| US6595068B2 (en) * | 2000-02-25 | 2003-07-22 | Thomas E. Brovold | Compact hollow cylinder tensile tester |
| CN102435533A (en) * | 2011-09-08 | 2012-05-02 | 中国石油化工股份有限公司 | Liquid sampling and analyzing device and method |
| CN103267656A (en) * | 2013-05-27 | 2013-08-28 | 盘锦中舜石油机械有限公司 | Portable closed sampling bucket |
| CN203365265U (en) * | 2013-05-07 | 2013-12-25 | 中国石油化工股份有限公司 | Evaluation test device for oilfield corrosion inhibitor |
-
2014
- 2014-05-30 CN CN201410240045.6A patent/CN104297421B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6164145A (en) * | 1998-12-23 | 2000-12-26 | Jaeger; Ben E. | Liquid sample and method |
| US6595068B2 (en) * | 2000-02-25 | 2003-07-22 | Thomas E. Brovold | Compact hollow cylinder tensile tester |
| CN102435533A (en) * | 2011-09-08 | 2012-05-02 | 中国石油化工股份有限公司 | Liquid sampling and analyzing device and method |
| CN203365265U (en) * | 2013-05-07 | 2013-12-25 | 中国石油化工股份有限公司 | Evaluation test device for oilfield corrosion inhibitor |
| CN103267656A (en) * | 2013-05-27 | 2013-08-28 | 盘锦中舜石油机械有限公司 | Portable closed sampling bucket |
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| CN104297421A (en) | 2015-01-21 |
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