CN104280268A - Trapping device and trapping system - Google Patents
Trapping device and trapping system Download PDFInfo
- Publication number
- CN104280268A CN104280268A CN201410474633.6A CN201410474633A CN104280268A CN 104280268 A CN104280268 A CN 104280268A CN 201410474633 A CN201410474633 A CN 201410474633A CN 104280268 A CN104280268 A CN 104280268A
- Authority
- CN
- China
- Prior art keywords
- obturator
- capturing device
- trap tube
- trapping
- thread metal
- 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.)
- Pending
Links
Abstract
The invention provides a trapping device used for a trapping system. The trapping device comprises a trapping pipe, wherein a cavity is formed in the trapping pipe; multiple filling bodies which are tightly attached and arranged are arranged in the cavity; filamentary metals are arranged on the filling bodies and among the filling bodies; a fixing structure used for preventing the filling bodies from moving is arranged on the trapping pipe; and a carrier containing trapped substances outside the trapping pipe can enter the space between the filamentary metals. The invention also provides a trapping system which comprises a detection instrument and also comprises the trapping device connected with the detection instrument. The trapping device and the trapping system disclosed by the invention have the characteristics of simple structure, high adsorption efficiency, cost conservation and good overall structural stability.
Description
Technical field
The present invention relates to environmental monitoring field, particularly a kind of capturing device and trapping system.
Background technology
Mercury is chemical element, and the periodic table of elements the 80th, is commonly called as mercury, symbol of element Hg, is positioned at the 6th cycle, IIB race in the periodic table of chemical element, is uniquely with the metal that liquid state exists under normal temperature and pressure.But, mercury is a kind of hypertoxic non-essential element, extensively be present in all kinds of surrounding medium (air, soil and water) and food chain (especially fish), its trace spreads all over the world each corner, if do not carry out monitoring process, be easy to cause heavy metal poisoning, therefore in environmental monitoring field, the monitoring of mercury and process are very important engineerings.
Because mercury content is in the environment little, trapping process therefore must be entered in environmental monitoring process.It is a very universal technology that mercury adopts thread metal to trap, and is mainly used in the supporting mercury enrichment module of the atomic fluorescence spectrophotometer of laboratory method.Existing capturing device adopts thread metal to roll into a ball long-pending form mostly, not only positioning element also has employing thread metal reunion cheese, can play positioning action but also can play inrichment.
Or adopt the capturing device that gold-plated silica sand is filled, but the surface area that such trap tube gas and gold trap carrier contact is relative little, gas circuit intermediate gap is relatively large, and arresting efficiency is relatively low simultaneously.
Therefore, existing enrichment pipe complex structure, hot transfer efficiency during explanation is not high, and the compositions such as thread metal are more, and cost is high.Because thread metal is too many, interpretation time can be caused long, explain that consistance difficulty is held, be unfavorable for subsequent detection analysis.
Summary of the invention
Based on the deficiencies in the prior art, one of the problem to be solved in the present invention how to provide a kind of structure simple, and adsorption efficiency is high, cost-saving, the capturing device of one-piece construction good stability.
Two of the problem to be solved in the present invention is to provide a kind of trapping system comprising above-mentioned capturing device.
For solving the problems of the technologies described above, the invention provides a kind of capturing device, for in trapping system, it is characterized in that, described capturing device comprises trap tube, obturator and for preventing the fixed sturcture of described obturator movement, is provided with cavity, is provided with multiple obturator being close to arrangement in described cavity in described trap tube, be provided with thread metal on described obturator and between obturator, described fixed sturcture is a part for described trap tube or is arranged on described trap tube; The carrier containing the material that is captured outside described trap tube can enter between described thread metal.
As the improvement on the one hand of a kind of capturing device of the present invention, described fixed sturcture is external fixed structure, is described trap tube two and is bent to form, stop described obturator and move; Directly utilize trap tube bending to do and serve as fixed sturcture, can parts be reduced, cost-saving.
As the improvement on the one hand of a kind of capturing device of the present invention, described fixed sturcture is internal fixing structure, is and is arranged at one end of described obturator and/or the fixture at two ends.
As the improvement on the one hand of a kind of capturing device of the present invention, described fixture is provided with one or more through hole, and the carrier containing the material that is captured outside described trap tube enters between described thread metal by described through hole.
As the improvement on the one hand of a kind of capturing device of the present invention, between described fixture and obturator, be filled with thread metal.
Concrete, when not arranging thread metal, above-mentioned through hole need be less than obturator, spills from two ends to prevent obturator; When being provided with thread metal, because thread metal is wound around mutually, gap is little, and can play the effect stopping obturator and spill, now hole size is unrestricted, even only can arrange a large through-hole, so that better air inlet.
Described obturator is spheroid or changeable body; Described trap tube is pipe or square tube, and profile does not limit.
Described thread metal is the spun gold be wound around mutually, is applicable to absorb mercury.
Described trap tube is made up of exotic material; Described obturator, by high temperature resistant, conducts heat high, makes the material of mercury without adsorbability.
The present invention provides a kind of trapping system simultaneously, and it comprises detecting instrument, also comprises capturing device as above, and described capturing device is connected with described detecting instrument.
As the improvement on the one hand of a kind of trapping system of the present invention, in described capturing device, the total length of obturator arrangement is determined according to the range of described detecting instrument.
The invention has the beneficial effects as follows:
1, structure is simple, is easy to produce;
2, directly adopt thread metal fever transmission because trap tube is inner, efficiency can be relatively high;
3, thread metal is only distributed in the surrounding of obturator, is convenient to uniform, so can save material;
4, fast owing to conducting heat, and be easy to uniform, and obturator compact arrangement, so material for trapping relatively wants shorter in trap tube, so be easy to discharge mercury, conveniently detect;
5, because the present invention only has a catch parts, and the range ability flexible processing that catch parts length will be able to detect according to instrument, institute is so that produce;
What 6, adopt due to this patent is that obturator interfixes structure, and in catch parts, the volumetric spaces of material for trapping occupy-place is little, and catch parts one-piece construction is stablized, and uses the resistance of gas to be less likely to occur to change so long-time.
7, because trap tube inner structure is irregular, so play the effect stirring well adsorbate, its complete Adsorption of Mercury is utilized.
8, capture structure of the present invention is not limited to capture mercury, by changing the kind of thread metal, can trap other corresponding materials; Meanwhile, the adsorbing medium passed into both can be gas can be also liquid, and applicability is wide.
Describe the present invention in detail below in conjunction with accompanying drawing, it illustrates principle of the present invention as the part of this instructions by embodiment, and other aspects of the present invention, feature and advantage thereof will become very clear by this detailed description.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.
Fig. 1 is the present invention's one-piece construction schematic diagram in one embodiment
In Fig. 1, the corresponding relation of Reference numeral is:
1-trap tube; The thread metal of 2-; 3-obturator; 4-fixture.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.For sake of convenience, hereinafter as occur " on ", D score, "left", "right" printed words, only represent consistent with the direction, upper and lower, left and right of accompanying drawing itself, restriction effect is not played to structure.
As shown in Figure 1, a kind of capturing device, for trapping system, capturing device comprises trap tube 1, cavity is provided with in trap tube 1, being provided with multiple obturator 3 being close to arrangement in cavity, on obturator 3 and between obturator 3, being provided with thread metal 2, in trap tube 1, being also provided with the fixture 4 for preventing obturator 3 movement; Gas outside trap tube 1 can enter between thread metal 2.
Certainly, above-mentioned fixing piece 4 also shouldn't, and change external fixed structure into, such as described trap tube 1 two is bent to form, and moves as long as can stop described obturator 3.
Thread metal 2 is the spun gold be wound around mutually, and namely the mercury in such gas adsorbed by spun gold after entering trap tube 1.Spun gold is wound around mutually, and adsorption area is large, advantages of good adsorption effect.
Fixture 4 is arranged at one end and/or the two ends of obturator 3, and is filled with thread metal 2 with obturator 3 contact portion.Fixture 4 can play fixation to obturator 3 together with thread metal 2, prevents its transverse shifting or drops out trap tube 1; Meanwhile, also can to obturator 3 formed extruding, make it contact tightr, improve overall steadiness.
Fixture 4 is provided with through hole, and the gas outside trap tube 1 enters between thread metal 2 by through hole.The design of through hole both ensure that does not affect the overall steadiness of trap tube 1 entering of gas again, does not affect adsorption efficiency.
Trap tube 1 is high-temperature resistant glass tube, the heat-resisting ability of glass is very strong, and the technique of glass trap pipe is comparatively ripe, be convenient to processing and cost-saving, in addition, because glass is transparent material, the parts such as obturator 3, thread metal 2, fixture 4 installing its inside are also convenient to, can easily observe when working simultaneously, can fix a breakdown in time or change parts when going wrong.Trap tube 1 shape can be pipe or square tube, does not limit at this.
Obturator 3 is high temperature resistant, conducts heat high, can not make the material of Adsorption of Mercury again.Conduct heat the high adsorption efficiency that can improve device entirety, can not then avoid producing error to testing result by Adsorption of Mercury.
Particularly, obturator 3 is glass bead, and glass is high temperature resistant at present, conducts heat high, again can not the most optimum materials of Adsorption of Mercury, and easy to process, and procurement cost is low.
It should be noted that, fixture 4 is also high temperature resistant, conducts heat high, can not make the material of Adsorption of Mercury again.Equally, conduct heat the high adsorption efficiency that can improve device entirety, can not then avoid producing error to testing result by Adsorption of Mercury.
Fixture 4 is glass stationary pipes.Glass is high temperature resistant at present, conducts heat high, again can not the most optimum materials of Adsorption of Mercury, and easy to process, and procurement cost is low.
Obviously, what the present invention adopted is that obturator 3 interfixes structure, and the volumetric spaces that therefore in catch parts, material for trapping occupies is little, and catch parts one-piece construction is stablized, long-time use is also less likely to occur to change, and adapts to the working environment of air-flow of the present invention or hydraulic shock.
Meanwhile, what the present invention adopted is thread metal 2 heat trnasfer, and efficiency is relatively high, and thread metal 2 is only distributed in the surrounding of gap and ball, is convenient to uniform, saves material; Thread metal 2 is wound around mutually, makes inner structure irregular, has stirred well adsorbate, and mercury can be adsorbed completely.
The present invention provides a kind of trapping system simultaneously, and it comprises detecting instrument; Also comprise the above-mentioned capturing device be connected with detecting instrument.After capturing device traps the mercury of certain capacity, input detecting instrument detects its each side data, by calculating required environment measuring data, detecting instrument can adopt conventional mercury detecting instrument, its connected mode, principle of work and Instrument structure are in industry known, do not repeat them here.
The total length that obturator 3 arranges is determined according to the range of detecting instrument, in other words, when detecting instrument is wide range, only need increase the quantity (namely increase its length) in trap tube 1 of obturator 3 simply, to hold more thread metal 2, adsorb more mercury, to meet the wide range needs of detecting instrument; When detecting instrument is small-range, suitably reduce the quantity (namely reduce its length) in trap tube 1 of obturator 3, thread metal 2 quantity reduces, and the amount of Adsorption of Mercury reduces, to meet the small-range needs of detecting instrument; By this design, capturing device can adapt to the detecting instrument of any range, and does not need too much change, has saved cost.
Obviously, this trapping system its there are all advantages of above-mentioned capturing device equally, do not repeat them here.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a capturing device, for in trapping system, it is characterized in that, described capturing device comprises trap tube (1), obturator (3) and for preventing the fixed sturcture of described obturator (3) movement, described trap tube is provided with cavity in (1), multiple obturator (3) being close to arrangement is provided with in described cavity, described obturator (3) above and between obturator (3) is provided with thread metal (2), and described fixed sturcture is a part for described trap tube (1) or is arranged on described trap tube (1); Described trap tube (1) carrier containing the material that is captured outward can enter between described thread metal (2).
2. capturing device according to claim 1, is characterized in that: described fixed sturcture is external fixed structure, is described trap tube (1) two and is bent to form, and stops described obturator (3) mobile.
3. capturing device according to claim 1, is characterized in that: described fixed sturcture is internal fixing structure, is the fixture (4) at one end and/or the two ends being arranged at described obturator (3).
4. capturing device according to claim 3, it is characterized in that: described fixture (4) is provided with one or more through hole, described trap tube (1) carrier containing the material that is captured outward enters between described thread metal (2) by described through hole.
5. capturing device according to claim 4, is characterized in that: be also filled with thread metal (2) between described fixture (4) and obturator (3).
6. capturing device according to claim 1, is characterized in that: described obturator (3) is spheroid or changeable body; Described trap tube (1) is pipe or square tube.
7. capturing device according to claim 1, is characterized in that: described thread metal (2) is the spun gold be wound around mutually.
8. capturing device according to claim 1, is characterized in that: described trap tube (1) is made up of exotic material; Described obturator (3), by high temperature resistant, conducts heat high, makes the material of mercury without adsorbability.
9. a trapping system, comprises detecting instrument, it is characterized in that: also comprise capturing device according to any one of claim 1 to 8, and described capturing device is connected with described detecting instrument.
10. trapping system according to claim 9, is characterized in that: the total length that the obturator (3) in described capturing device arranges is determined according to the range of described detecting instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474633.6A CN104280268A (en) | 2014-09-17 | 2014-09-17 | Trapping device and trapping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474633.6A CN104280268A (en) | 2014-09-17 | 2014-09-17 | Trapping device and trapping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104280268A true CN104280268A (en) | 2015-01-14 |
Family
ID=52255370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410474633.6A Pending CN104280268A (en) | 2014-09-17 | 2014-09-17 | Trapping device and trapping system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104280268A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933431A (en) * | 1974-07-23 | 1976-01-20 | The United States Of America As Represented By The United States Energy Research And Development Administration | Method and apparatus for sampling atmospheric mercury |
| CN87206619U (en) * | 1987-04-17 | 1987-12-26 | 浙江省第三地质大队 | Active carbon tube for catching mercury |
| JP2005077355A (en) * | 2003-09-03 | 2005-03-24 | Kyoto Electron Mfg Co Ltd | Apparatus and method for measuring mercury concentration |
| CN2775653Y (en) * | 2005-01-06 | 2006-04-26 | 北京瑞利分析仪器公司 | Air mercury detector for atomic fluorescent spectrum instrument |
| CN101339103A (en) * | 2008-08-07 | 2009-01-07 | 云南烟草科学研究院 | Flue gas trapping and absorption apparatus and its uses in cigarette flue gas heavy metal element determination |
| CN102565287A (en) * | 2012-01-05 | 2012-07-11 | 上海电力学院 | Evaluation device for coal-fired flue gas pollutant sorbent and application thereof |
| CN203572711U (en) * | 2013-11-28 | 2014-04-30 | 北京雪迪龙科技股份有限公司 | Hg enriching device and Hg monitoring system |
| CN203572712U (en) * | 2013-11-28 | 2014-04-30 | 北京雪迪龙科技股份有限公司 | Hg monitoring device |
| CN204128855U (en) * | 2014-09-17 | 2015-01-28 | 力合科技（湖南）股份有限公司 | A kind of capturing device and trapping system |
-
2014
- 2014-09-17 CN CN201410474633.6A patent/CN104280268A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933431A (en) * | 1974-07-23 | 1976-01-20 | The United States Of America As Represented By The United States Energy Research And Development Administration | Method and apparatus for sampling atmospheric mercury |
| CN87206619U (en) * | 1987-04-17 | 1987-12-26 | 浙江省第三地质大队 | Active carbon tube for catching mercury |
| JP2005077355A (en) * | 2003-09-03 | 2005-03-24 | Kyoto Electron Mfg Co Ltd | Apparatus and method for measuring mercury concentration |
| CN2775653Y (en) * | 2005-01-06 | 2006-04-26 | 北京瑞利分析仪器公司 | Air mercury detector for atomic fluorescent spectrum instrument |
| CN101339103A (en) * | 2008-08-07 | 2009-01-07 | 云南烟草科学研究院 | Flue gas trapping and absorption apparatus and its uses in cigarette flue gas heavy metal element determination |
| CN102565287A (en) * | 2012-01-05 | 2012-07-11 | 上海电力学院 | Evaluation device for coal-fired flue gas pollutant sorbent and application thereof |
| CN203572711U (en) * | 2013-11-28 | 2014-04-30 | 北京雪迪龙科技股份有限公司 | Hg enriching device and Hg monitoring system |
| CN203572712U (en) * | 2013-11-28 | 2014-04-30 | 北京雪迪龙科技股份有限公司 | Hg monitoring device |
| CN204128855U (en) * | 2014-09-17 | 2015-01-28 | 力合科技（湖南）股份有限公司 | A kind of capturing device and trapping system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204128855U (en) | A kind of capturing device and trapping system | |
| CN101609074B (en) | Refrigeration-type purge and trap instrument being applicable to nitric oxide | |
| CN108627368B (en) | Device and method for collecting mercury in natural gas | |
| CN104280268A (en) | Trapping device and trapping system | |
| CN110940559A (en) | Coal-fired flue gas heavy metal adsorption and flue gas component analysis integrated sampling device and method | |
| CN107991144A (en) | A kind of coal pyrolysis gas Elemental Mercury sampling system | |
| CN203561571U (en) | Device for testing specific surface area by direct contrast method | |
| CN209911055U (en) | Liquid sample sampling device for detection | |
| CN104458999B (en) | Organic substance automatic analyzer | |
| CN206990280U (en) | Condensable particulate matter CPM sample devices | |
| CN203337526U (en) | Sample room used for liquid absorption spectrum analysis | |
| CN103091416B (en) | Gas analyzing system and working method thereof | |
| CN205079816U (en) | Filter sealed water gauge | |
| CN104729887A (en) | Gas pollutant sampling pipe with little dead volume and manufacturing method thereof | |
| CN203216909U (en) | Gas analysis system | |
| CN207570858U (en) | A kind of pollution sources Smoke pump sampling apparatus | |
| CN203310815U (en) | Fertilizer polymerization rate determining device | |
| CN203616170U (en) | Sampling head capable of realizing rapid sampling | |
| CN205300990U (en) | Accurate sampler of powder material | |
| CN206292128U (en) | Methoxy determination device | |
| CN105890940A (en) | Air sampling device | |
| CN102052072A (en) | Sand-filled pipe device simulating two-dimensional drill core and provided with circular truncated cone shaped cylinder body | |
| CN204495826U (en) | The quick detecting pen of lubricant pollution | |
| CN218784726U (en) | Sample introduction drying device for mercury measurement | |
| CN207019954U (en) | gas absorption tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150114 |
|
| RJ01 | Rejection of invention patent application after publication |