CN202216943U - Mercury vapor testing system - Google Patents
Mercury vapor testing system Download PDFInfo
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- CN202216943U CN202216943U CN2011202038306U CN201120203830U CN202216943U CN 202216943 U CN202216943 U CN 202216943U CN 2011202038306 U CN2011202038306 U CN 2011202038306U CN 201120203830 U CN201120203830 U CN 201120203830U CN 202216943 U CN202216943 U CN 202216943U
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- acquisition unit
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Abstract
The utility model provides a mercury vapor testing system, which comprises a testing main machine, a high-purity argon gas generator, a zero gas generator, a control valve, a first air extracting pump, a second air extracting pump, a flux box and a data collector. The testing main machine is respectively connected with the high-purity argon gas generator, the zero gas generator, the control valve and the data collector, the flux box is respectively connected with the control valve and the first gas extracting pump, and the control valve is further connected with the second gas extracting pump. The data collector is used for receiving and saving mercury vapor detection results sent by the testing main machine, and the data collector is further used for sending the saved detection results to the outside of the testing system. The data collector in the mercury vapor testing system has the advantages of being strong in adaptability, low in power consumption, free of limitation of working time and the like, can receive, record and analyze result data immediately, and can transmit the data to the outside of the system according to requirements.
Description
Technical field
The utility model relates to a kind of mercury vapour test macro.
Background technology
Model 2537 B Mercury Vapour Analyzer are produced by the design of Canadian Tekran company, the gaseous mercury automatic analyzer that is widely used in the world at present.This instrument can provide 0.001 ng/m
3The gaseous mercury content analysis result of level has advantages such as analysis precision height, automaticity are high, easy and simple to handle, easy care.Instrument is through inner aspiration pump gas production, and the mercury in the gas is by the enrichment of built-in High Purity Gold mercury-traping tube.The mercury of absorption attaches through heating desorption, analyzes mercury content through cold vapor atomic fluorescence spectrum detecting device (CVAFS).Instrument internal has designed A, two mercury-traping tubes of B, can carry out absorption and desorption in turn, has realized continuous analysis.
But generally speaking, the working environment of analyser is in the open air or on the instrument truck that flows, because instrument itself does not have storage unit, just must be connected with a computing machine all the time so want to write down measurement result.When analyser start is measured, also to move the program that an analyser carries on the computing machine all the time and collect measurement result, be generally to be to be connected between analyser and the computing machine through the line that a serial ports changes the USB mouth.The defective of three aspects below such mode of operation just exists:
1. occupied in the instrument truck originally with regard to very narrow work space with the matching used computing machine of analyser.
2. the working environment generalized case of analyser is all very abominable, and for example low temperature, high temperature, relative humidity are very big, dust storm or dust etc., and these environment all are inappropriate for computing machine steady operation for a long time.
3. because link to each other through patchcord between computing machine and the analyser, and patchcord is loosening or computer system self-operating instability, all might cause failing to record the data that analyser transmits.
The utility model content
The utility model technical matters to be solved provide a kind of can reliable and stable reception and the mercury vapour test macro of storage testing result data.
The technical scheme of the utility model is following:
A kind of mercury vapour test macro comprises Test Host, high-purity argon gas generator, Zero gas generator, by-pass valve control, first aspiration pump, second aspiration pump, flux case, data acquisition unit,
Said Test Host links to each other with said high-purity argon gas generator, said Zero gas generator, said by-pass valve control, said data acquisition unit respectively;
Said flux case links to each other with said by-pass valve control, said first aspiration pump respectively, and said by-pass valve control also links to each other with said second aspiration pump;
Said data acquisition unit is used to receive and preserve the mercury vapour testing result that said Test Host sends; Said data acquisition unit also is used for the testing result of preserving is sent to this test macro outside.
Further, said data acquisition unit links to each other with said Test Host through the RS232 data line.
Further, said data acquisition unit comprises:
Control the central processing unit of said data acquisition unit operate as normal;
Preserve the storer of the testing result of said Test Host transmission;
The LED light that shows said data acquisition unit duty.
Further, said data acquisition unit also comprises the display device of the testing result that shows that said Test Host sends.
The beneficial effect of the utility model is:
1. improved the environmental suitability of test macro: data acquisition unit can be in-20 ℃ to 70 ℃ temperature range operate as normal, strengthened the temperature adaptation ability of test macro of the present invention.
2. low in energy consumption: the data acquisition unit power consumption among the present invention is very low, about 12W, and the computing machine power consumption all about 65W or more than, therefore, adopt the test macro of computing machine relatively, the utility model technical scheme has advantage of low power consumption.
3. it is little to generate heat: the mainboard of data acquisition unit generally is a normal temperature, and therefore start month after month throughout the year always works online, and any problem can not occur.And computer motherboard and CPU must air distribution fan and can not long-term work, otherwise the temperature that computer motherboard produces can let the mainboard overall performance life-span reduce, in addition, the mission life of fan also can influence the life-span of computer motherboard.
4. the working time is not limited: the mainboard of data acquisition unit can be in the start duty always, need not personnel go to safeguard, and when power-down conditions occurring, as long as re-power, data acquisition unit can start automatically, need not personnel go start or shutdown.And computer motherboard wants personnel to safeguard, and can not long-term work, otherwise can let the mainboard life-span reduce greatly.
5. the mainboard of data acquisition unit is safe: storer and other chip in the data acquisition unit all take the paster mode to be fixed on the mainboard, and therefore environment exists under the situation of vibrations around, also can not become flexible.And some parts of computing machine are to adopt the straight cutting mode to be fixed on the mainboard, such as memory bar, in case therefore the time permanent, thereby the normal operation that loosening situation influences system will appear.
Description of drawings
Fig. 1 is the formation synoptic diagram of a kind of implementation of the utility model mercury vapour test macro.
Embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
As shown in Figure 1, the mercury vapour test macro of the utility model comprises Test Host 10, high-purity argon gas generator 20, Zero gas generator 30, by-pass valve control 40, first aspiration pump 50, second aspiration pump 60, flux case 70, data acquisition unit 80.Wherein, Test Host 10 links to each other with high-purity argon gas generator 20, Zero gas generator 30, by-pass valve control 40, data acquisition unit 80 respectively; Flux case 70 links to each other with by-pass valve control 40, first aspiration pump 50 respectively, and by-pass valve control 40 also links to each other with second aspiration pump 60.Data acquisition unit 80 is used to receive and preserve the mercury vapour testing result that Test Host 10 sends; Data acquisition unit 80 also is used for the testing result of preserving is sent to this test macro outside.
Adopt the utility model technical scheme; Data acquisition unit 80 is connected to Test Host 10 through the RS232 data line, directly receives and preserve the mercury vapour testing result that Test Host 10 sends by data acquisition unit 80, simultaneously; Also can testing result be exported according to the demand of outside.
Data acquisition unit in the utility model comprises: the central processing unit of control data collector operate as normal; Preserve the storer of the testing result of Test Host 10 transmissions; The LED light of video data collector duty.Further, data acquisition unit also can comprise the display device of the testing result that shows that Test Host 10 sends.
A kind of implementation as data acquisition unit in the utility model; Tekran 2537 B Memory data acquisition units adopt 32 mainboards of technical grade Intel 945GSE; Carry Intel AtomTM Processor N270 (1.6 GHz) processor; The highest 1GB internal memory of supporting has 2 RS-232 (COM1/2) serial ports, and RS-232 is used for receiving the data that Tekran 2537 B Test Hosts 10 transmit.In addition, also be provided with video card, sound card, Ethernet card, keyboard/mouse interface on the mainboard, at most also can support 4 USB interfaces and a direct supply interface, carry the technical grade storage card storage data of capacity 8G.The green LED lamp that also has the normal operation of a display system on the outer box of data acquisition unit, an orange LED lamp that shows that storage card is being worked.Power is 12W, and input voltage is 12V (with respect to the 65W power of general notebook computer, 20V input voltage, energy consumption reduces significantly).Collector Installation of W inXP operating system is normally moved to guarantee the client-side program that Tekran 2537 B carry.
Be example with the flux measurement of soil mercury vapour below, each parts of the mercury vapour detection system of the utility model are carried out simple declaration.
1. gas piping
Because the various interface of gas piping is by the Tekran factory settings; Therefore must use and the adaptive gas piping of interface; According to instrument requirement, unified 1/4 inch of external diameter, the transparent teflon tube that internal diameter is 1/8 inch of using of Test Host 10, Zero gas generator 30, by-pass valve control 40 and sample lines; Use preceding with distilled water or high-purity argon gas detergent line inwall, the impurity such as dust that removal possibly exist.
2. the flux case 70
Characteristics such as flux case 70 is the critical piece of sampling unit, and the adopting quartz glass material is compared with teflon material flux case 70 with simple glass, and quartz glass flux case 70 blank are low, be prone to clean, transparency is high, wear-resistant.Flux case 70 is designed to semi-cylindrical, bottom surface 0.3m * 0.4 m, and two semicircles (R=0.15m) cross section is respectively equipped with air admission hole and venthole; The air admission hole diameter is 2cm; Establish 5 altogether, on the interface, evenly distribute, make evenly inward flux case 70 of ambient atmos; Totally three of ventholes, wherein, middle venthole is the thieff hatch of analysis throughput case 70 internal gas mercury contents, the both sides venthole connects first aspiration pump 50.
3. aspiration pump
During systematic sampling, need first aspiration pump 50 and second aspiration pump 60 to work simultaneously, the speed of evacuation of first aspiration pump 50 is constant to be 1m
3/ h makes the more stable gas velocity of flux case 70 inner maintenances, avoids exerting an influence because of the mensuration that air velocity changes the mercury flux.The speed of exhaust of second aspiration pump 60 is identical with the speed of exhaust (1.5L/min) of Test Host 10 samplings, and its effect is behind by-pass valve control 40 switch sampling pipelines, guarantees still to keep air flow in the other sample lines, prevents that gas from stagnating.
4. by-pass valve control 40
The gas that Test Host 10 carries out test analysis comes from flux case 70 inside and outside two pipelines; Because Test Host 10 can not be handled the gas of two pipelines simultaneously; Therefore need by-pass valve control 40 to come switch sampling, make Test Host 10 analysis throughput case 70 inside and outside gases in turn.By-pass valve control 40 links to each other with Test Host 10 through SC (status and control) data line, accepts the instruction that Test Host 10 sends, and guarantees the time of between two pipelines, switching.According to the working time of mercury-traping tube, Test Host 10 can be set to switching in per 10 minutes once.
5. Zero gas generator 30
6. the high-purity argon gas generator 20
High-purity argon gas uses as carrier gas in native system, and the effect of carrier gas is to get into certain flow velocity carrier band mercury vapour sample to be measured to detect main frame and detect, and flows out detection system emptying at last, and carrier gas has been carrier band effect and do not influence the check and analysis effect.As the carrier gas of high sensitivity gaseous mercury analyser, require to want chemical stability good, purity is high.High-purity argon gas is not participated in all kinds of chemical reactions as a kind of inert gas, and purity reaches 99.999%, satisfies the various requirement of equipment to carrier gas.High-purity argon gas connects Test Host 10 through 1/8 inch teflon tube.
7. Test Host 10
The operation of Tekran 2537B type mercury vapor analyzer is through internal microprocessor control.The all appts operation all can realize through the keyboard and the LCD display of instrument panel.
8. data acquisition unit 80
Because Tekran 2537B Test Host 10 can not the inventory analysis result, therefore must be equipped with data storage device at random.And the data acquisition unit 80 in the utility model has advantages such as environmental suitability is strong, low-power consumption, heating is little, the working time is not limited can receive and the record analysis result data immediately.Also can be as required that data transmission is outside to system, for example can data transmission be carried out result's statistics to outer computer.
The above is merely preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (4)
1. a mercury vapour test macro is characterized in that, comprises Test Host, high-purity argon gas generator, Zero gas generator, by-pass valve control, first aspiration pump, second aspiration pump, flux case, data acquisition unit,
Said Test Host links to each other with said high-purity argon gas generator, said Zero gas generator, said by-pass valve control, said data acquisition unit respectively;
Said flux case links to each other with said by-pass valve control, said first aspiration pump respectively, and said by-pass valve control also links to each other with said second aspiration pump;
Said data acquisition unit is used to receive and preserve the mercury vapour testing result that said Test Host sends; Said data acquisition unit also is used for the testing result of preserving is sent to this test macro outside.
2. according to the described mercury vapour test macro of claim 1, it is characterized in that,
Said data acquisition unit links to each other with said Test Host through the RS232 data line.
3. according to claim 1 or 2 described mercury vapour test macros, it is characterized in that said data acquisition unit comprises:
Control the central processing unit of said data acquisition unit operate as normal;
Preserve the storer of the testing result of said Test Host transmission;
The LED light that shows said data acquisition unit duty.
4. according to the described mercury vapour test macro of claim 3, it is characterized in that said data acquisition unit also comprises the display device of the testing result that shows that said Test Host sends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202038306U CN202216943U (en) | 2011-06-16 | 2011-06-16 | Mercury vapor testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202038306U CN202216943U (en) | 2011-06-16 | 2011-06-16 | Mercury vapor testing system |
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| Publication Number | Publication Date |
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| CN202216943U true CN202216943U (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202038306U Expired - Fee Related CN202216943U (en) | 2011-06-16 | 2011-06-16 | Mercury vapor testing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604892A (en) * | 2013-11-28 | 2014-02-26 | 北京雪迪龙科技股份有限公司 | Mercury monitoring apparatus and mercury monitoring method |
| WO2014032615A1 (en) * | 2012-08-31 | 2014-03-06 | Bao Diana | Portable metal ion detector |
| CN109307656A (en) * | 2018-11-16 | 2019-02-05 | 北京雪迪龙科技股份有限公司 | A kind of water quality mercury online auto monitoring system and its method |
| CN109342133A (en) * | 2018-11-16 | 2019-02-15 | 北京雪迪龙科技股份有限公司 | A kind of mercury on-line monitoring system |
| CN110887935A (en) * | 2018-09-07 | 2020-03-17 | 七星瓢虫环境科技（苏州）有限公司 | Mercury vapor detection device and method |
-
2011
- 2011-06-16 CN CN2011202038306U patent/CN202216943U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014032615A1 (en) * | 2012-08-31 | 2014-03-06 | Bao Diana | Portable metal ion detector |
| CN103604892A (en) * | 2013-11-28 | 2014-02-26 | 北京雪迪龙科技股份有限公司 | Mercury monitoring apparatus and mercury monitoring method |
| CN103604892B (en) * | 2013-11-28 | 2015-09-23 | 北京雪迪龙科技股份有限公司 | A kind of mercury monitoring device and mercury monitoring method |
| CN110887935A (en) * | 2018-09-07 | 2020-03-17 | 七星瓢虫环境科技（苏州）有限公司 | Mercury vapor detection device and method |
| CN109307656A (en) * | 2018-11-16 | 2019-02-05 | 北京雪迪龙科技股份有限公司 | A kind of water quality mercury online auto monitoring system and its method |
| CN109342133A (en) * | 2018-11-16 | 2019-02-15 | 北京雪迪龙科技股份有限公司 | A kind of mercury on-line monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120509 Termination date: 20190616 |