CN105510953A - Atmospheric radioactive aerosol monitoring apparatus - Google Patents
Atmospheric radioactive aerosol monitoring apparatus Download PDFInfo
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- CN105510953A CN105510953A CN201510996219.6A CN201510996219A CN105510953A CN 105510953 A CN105510953 A CN 105510953A CN 201510996219 A CN201510996219 A CN 201510996219A CN 105510953 A CN105510953 A CN 105510953A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/167—Measuring radioactive content of objects, e.g. contamination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/36—Measuring spectral distribution of X-rays or of nuclear radiation spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T7/00—Details of radiation-measuring instruments
- G01T7/02—Collecting means for receiving or storing samples to be investigated and possibly directly transporting the samples to the measuring arrangement; particularly for investigating radioactive fluids
- G01T7/04—Collecting means for receiving or storing samples to be investigated and possibly directly transporting the samples to the measuring arrangement; particularly for investigating radioactive fluids by filtration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T7/00—Details of radiation-measuring instruments
- G01T7/08—Means for conveying samples received
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- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Measurement Of Radiation (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses an atmospheric radioactive aerosol monitoring apparatus. The atmospheric radioactive aerosol monitoring apparatus includes a sampling device which is configured to collect aerosol samples from the atmosphere, a sample preparation device which is configured to process the aerosol samples collected by the sampling device to obtain standards samples which accord with test requirements, a detection device which is configured to analyze the standards samples so as to obtain the information of radioactive substances contained in the standards samples, a communication device which is configured to transmit results detected by the detection device to a central station, a control device which is configured to control the operation of the sampling device, the sample preparation device, the detection device and the communication device so as to make the operation of each device automatically executed continuously, wherein the sampling device, the sample preparation device, the detection device, the communication device and the control device are integrated to form one body. With the atmospheric radioactive aerosol monitoring apparatus of the invention adopted, the fully-automated, one-stop type and real-time monitoring of atmospheric radioactive aerosols can be realized.
Description
Technical field
The application relates to atmosphere environment supervision technical field, particularly relates to a kind of atmospheric radioactivity aerosol monitoring equipment.
Background technology
Along with the mankind are to the growing interest of its living environment, various means have been adopted to monitor atmosphere pollution.Atmospheric radioactivity aerosol monitoring is one wherein, is mainly used in monitoring the radiomaterial in air.
Existing atmospheric radioactivity aerosol monitoring equipment majority is adopted and is manually operated, sample each time and all need staff to put into clean filter paper, Deng sampling complete after need people and take filter paper away, then bringing back to laboratory carries out analysis to measure, obtains monitoring result.
This monitoring equipment, because be manual operations, compare and wastes time and energy, need take back lab analysis also just cannot accomplish to provide measurement result in real time because of sample; Need human users owing to gathering equally, test when bad environments and will interrupt; Also cannot be remote in being located in by instrument layout based on this reason, personnel are difficult to the place arrived, and exactly these places are the places being suitable for very much radiation detection, as mountain top, wilderness etc.
For needing artificial frequent intervention in the work of existing radioaerosol equipment, the shortcoming that robotization real-time sampling is measured cannot be accomplished, needing to design a kind of full-automation, the real-time radioaerosol monitoring equipment measured to replace existing monitoring equipment.
Summary of the invention
The radioaerosol monitoring equipment that the present invention aims to provide a kind of full-automation, measures in real time, it can monitor the situation of the radiomaterial in atmospheric environment in real time when manual intervention is minimum.
For this reason, embodiments of the invention provide a kind of atmospheric radioactivity aerosol monitoring equipment, comprising:
Sampling apparatus, described sampling apparatus is configured to gather aerosol sample from air;
Sample preparation apparatus, described sample preparation apparatus is configured to the aerosol sample of sampling apparatus collection to be prepared into the standard model meeting testing requirement;
Pick-up unit, described pick-up unit is configured to the information described standard model analysis being obtained to the radiomaterial wherein contained;
Communication device, the result that described communication device is configured for pick-up unit detects sends central station to; With
Control device, described control device is configured to control the operation of sampling apparatus, sample preparation apparatus, pick-up unit and communication device, automatically performs continuously to make the operation of each device;
Wherein, described sampling apparatus, sample preparation apparatus, pick-up unit, communication device and control device become one.
Utilize atmospheric radioactivity aerosol monitoring equipment of the present invention, under control of the control means, sampling apparatus gathers the aerosol particle in air automatically, sample preparation apparatus prepares sample automatically to the gasoloid collected, then pick-up unit is automatically analyzed sample and is identified, last communication device sends recognition result to central station automatically by network, thus achieves unmanned, the one-stop operation of atmospheric aerosol radioactivity monitoring.
According to one embodiment of present invention, described sampling apparatus comprises:
Gas passage, described gas passage has air intake opening and gas outlet;
Sample motor, described sample motor drives air enter gas passage by air intake opening and discharge from gas outlet; With
Filter paper, described filter paper is arranged in described gas passage, for retaining the aerosol particle in air, to form aerosol sample.
According to one embodiment of present invention, described sampling apparatus also comprises:
Filter paper delivery unit, described filter paper delivery unit is configured to filter paper is sent to sampling location and the filter paper completing sampling is sent to sample preparation apparatus.
According to one embodiment of present invention, described filter paper is roll type filter paper, and described sampling apparatus comprises the spool depositing roll type filter paper.
According to one embodiment of present invention, described filter paper delivery unit comprises transfer roller.
According to one embodiment of present invention, described sample preparation apparatus comprises:
Filter paper cutter unit, described filter paper cutter unit is configured to the filter paper completing sampling be cut into multiple standard-sized filter paper block; With
Sample box, for depositing multiple filter paper block in an overlapping fashion to form standard model.
According to one embodiment of present invention, described filter paper cutter unit comprises three axle robert.
According to one embodiment of present invention, described sample box comprises the bar code that can be read by bar code reader.
According to one embodiment of present invention, described sample preparation apparatus also comprises sample worktable, and described filter paper cutter unit completes cutting of filter paper on sample worktable; And
Described sample worktable comprises decay position, and the sample box prepared carries out the decay of certain hour on decay position.
According to one embodiment of present invention, described atmospheric radioactivity aerosol monitoring equipment, also comprises: useless filter paper recovery unit, and described useless filter paper recovery unit is configured to the useless filter paper fragment after reclaiming cutting.
According to one embodiment of present invention, described pick-up unit comprises energy depressive spectroscopy, for carrying out gamma radiation Radionuclide analysis and identification to the sample in sample box.
According to one embodiment of present invention, described three axle robert also comprises sucker, for transmitting sample box between sample preparation apparatus and pick-up unit.
In order to make object of the present invention, feature and advantage more become apparent, below in conjunction with the drawings and specific embodiments, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is atmospheric radioactivity aerosol monitoring equipment side schematic view according to an embodiment of the invention;
Fig. 2 shown in Fig. 1 is the floor map of atmospheric radioactivity aerosol monitoring equipment; And
Fig. 3 is the schematic diagram with Sample Preparation Procedure that cuts that filter paper is shown.
Embodiment
In the following detailed description, for ease of explaining, many concrete details have been set forth to provide the complete understanding to this disclosure embodiment.But significantly, one or more embodiment also can be implemented when not having these details.On the other hand, known construction and device does not illustrate to simplify accompanying drawing.
Fig. 1 is atmospheric radioactivity aerosol monitoring equipment side schematic view according to an embodiment of the invention.Fig. 2 shown in Fig. 1 is the floor map of atmospheric radioactivity aerosol monitoring equipment.Fig. 3 is the schematic diagram with Sample Preparation Procedure that cuts that filter paper is shown.
As Figure 1-3, embodiments of the invention provide a kind of atmospheric radioactivity aerosol monitoring equipment, totally comprise: sampling apparatus 100, and described sampling apparatus 100 is configured to gather aerosol sample from air; Sample preparation apparatus 200, described sample preparation apparatus is used for the aerosol sample that sampling apparatus 100 gathers to be prepared into the standard model meeting testing requirement; Pick-up unit 300, for obtaining the information of the radiomaterial wherein contained to standard model analysis; Communication device (not shown), the result for being detected by pick-up unit 300 sends central station (not shown) to; Control device 400, for controlling the operation of sampling apparatus 100, sample preparation apparatus 200, pick-up unit 300 and communication device, automatically performs continuously to make the operation of each device.Described sampling apparatus, sample preparation apparatus 200, pick-up unit 300, communication device and control device 400 be machinery and electrical connection mutually, becomes one.
Particularly, as illustrated in fig. 1 and 2, sampling apparatus 100 comprises motor part 100a and sampling section 100b.Motor part 100a is communicated with by gas passage 102 with sampling section 100b.Described gas passage 102 has air intake opening 103 and gas outlet 104.Motor part 100a comprises sample motor 101, and described sample motor 101 drives air enter gas passage 102 by air intake opening 103 and discharge from gas outlet 104; Sampling apparatus 100 also comprises filter paper 105, and described filter paper 105 is arranged in described gas passage 102, for retaining the aerosol particle in air, to form aerosol sample.
As shown in Figure 1, gas passage 102 is L shape bend pipe structure, and the horizontal component of bend pipe structure is connected to suction sample motor 101, and the vertical portion of bend pipe structure is fixed on mechanical framework 500.The side at the top of this mechanical framework 500 is provided with spool 501, and roll type filter paper 105 is wound on described spool 501.Further, described sampling section 100b also comprises filter paper delivery unit, is specially roller bearing 502 and 503, described roller bearing 502 and 503 be configured to by filter paper 105 in X direction (Fig. 3) be sent to the sampling location at mechanical framework 500 top.Then, sample motor 101 starts, and according to the flow that control device 400 is arranged, (such as air is with 600-1000m
3the flow velocity of/h is through filter paper) and time span collection air.As shown in Figure 3, air passes filter paper 105, to be collected in filter paper 105 by the aerosol particle in air along Y-direction.Air after sampling is discharged via gas outlet 104.After having sampled, roller bearing 502 and 503 is rotated further, and is sent in sample preparation apparatus 200 by the filter paper 105 completing sampling.
Sample preparation apparatus 200 comprises mechanical framework 600, it is fixed with filter paper cutter unit, for the filter paper 105 completing sampling is cut into multiple standard-sized filter paper block 106.Particularly, as Figure 1-3, the example of filter paper cutter unit can comprise three axle robert 201,202 and 203.Three axle robert 201,202 and 203 is with cutting blade.After gasoloid collection terminates, three axle robert 201,202 and 203 coordinates the mobile of filter paper transfer roller 502 and 503 to be cut into multiple standard-sized filter paper block 106 containing aerocolloidal filter paper 105.After cutting, remaining useless filter paper fragment is then collected in useless filter paper recycling box 108 (Fig. 3).
As illustrated in fig. 1 and 2, the mechanical framework 500 of sampling apparatus and the mechanical framework 600 of sample preparation apparatus 200 can form an entirety, so that the transmission of filter paper and the preparation of sample.Control device 400 can be arranged in the mechanical framework 600 of sample preparation apparatus 200, is positioned at below sample worktable 601.
As shown in Figure 2, the top of the mechanical framework 600 of sample preparation apparatus 200 is provided with sample worktable 601, and three axle robert completes cutting of filter paper on sample worktable 601.Sample worktable 601 is placed multiple sample box 107, and multiple filter paper block 106 leaves in sample box 107 in an overlapping fashion, to make standard model.Particularly, three axle robert 201,202 and 203 is with sucker, and after filter paper 105 is cut into multiple standard-sized filter paper block 106, filter paper block 106 is drawn by the sucker of three axle robert and overlayed successively in sample box 107.Mounted box completes, and three axle robert can get lid (not shown) from the lid bank bit 110 of sample worktable 601, and covers sample box 107.
Sample box 107 can comprise the bar code that can be read by the bar code reader 602 that sample worktable 601 is arranged.After sample box mounted box completes, bar code read module 602 can read the bar code of sample box and be recorded into system.Described sample worktable 601 also comprises decay position 109.The sample box 107 prepared can be put into the decay position 109 of sample worktable 601 by three axle robert 201,202 and 203, carries out the decay of certain time length.The sample box completing decay is sent to the detection position of pick-up unit 300 by sucker through three axle robert 201,202 and 203.
Pick-up unit 300 comprises energy depressive spectroscopy, specifically can be HpGe γ analyser, for carrying out gamma radiation Radionuclide analysis and identification to the sample in sample box 107.Pick-up unit 300 comprises vitriol chamber transferring arm 901, vitriol chamber 902 and vitriol chamber mechanical arm 903.After sample box 107 has decayed, vitriol chamber transferring arm 901 opens vitriol chamber 902, and sample box 107 is put into the analysis position 904 on vitriol chamber mechanical arm 903 by three axle robert 201,202 and 203, and then vitriol chamber 902 is closed.Control device 600 (Fig. 1) can start energy depressive spectroscopy and carry out energy spectrum analysis to sample; After equal energy spectrum is analyzed, vitriol chamber 902 can be opened, and then the sample box 107 analyzed can be taken out by sucker and lose in the recovery cylinder (not shown) of sample worktable 601 by three axle robert 201,202 and 203.
As mentioned above, the sampling of whole system, preparation, decay and analysis four flow processs work in a pipeline fashion, all can drop into work next time at once, and can not wait for that other works start after completing again after also namely every flow process completes current work; Thus make whole system realize carrying out Radiation monitoring incessantly to air in 7x24 hour.Further, monitor the analysis result obtained and be such as real-time transmitted to monitoring central station by internet by communication device.
The beneficial effect of technical solution of the present invention
1. this equipment achieves the full automation of atmospheric aerosol collection analysis process, operating personnel only need every month execute-in-place once, complete filter paper change, sample sylphon supplements, the work that waste paper box and waste paper empty.Solve current gasoloid acquisition station and gather the problem all needing personnel to participate in the overall process at every turn.
2., because this equipment possesses the function of on-the-spot energy spectrum analysis identification in real time, staff can understand the aerocolloidal power spectrum result gathered now in real time by network at central monitoring station, and scene of need not waiting just is known after bringing back sample analysis.Thus the response speed greatly improved radiation hazard.
Above-described embodiment is only exemplary describes principle of the present invention and structure, but not for limiting the present invention, it will be understood by those skilled in the art that when not departing from general plotting of the present invention, any changes and improvements made for the present invention all within the scope of the invention.Protection scope of the present invention, should as claims of the application the scope that defines be as the criterion.It should be noted that word " comprises " and do not get rid of other element or step, word "a" or "an" is not got rid of multiple.In addition, any element numbers of claim should not be construed as and limits the scope of the invention.
Claims (12)
1. an atmospheric radioactivity aerosol monitoring equipment, comprising:
Sampling apparatus, described sampling apparatus is configured to gather aerosol sample from air;
Sample preparation apparatus, described sample preparation apparatus is configured to the aerosol sample of sampling apparatus collection to be prepared into the standard model meeting testing requirement;
Pick-up unit, described pick-up unit is configured to the information described standard model analysis being obtained to the radiomaterial wherein contained;
Communication device, the result that described communication device is configured for pick-up unit detects sends central station to; With
Control device, described control device is configured to control the operation of sampling apparatus, sample preparation apparatus, pick-up unit and communication device, automatically performs continuously to make the operation of each device;
Wherein, described sampling apparatus, sample preparation apparatus, pick-up unit, communication device and control device become one.
2. atmospheric radioactivity aerosol monitoring equipment according to claim 1, wherein, described sampling apparatus comprises:
Gas passage, described gas passage has air intake opening and gas outlet;
Sample motor, described sample motor drives air enter gas passage by air intake opening and discharge from gas outlet; With
Filter paper, described filter paper is arranged in described gas passage, for retaining the aerosol particle in air, to form aerosol sample.
3. atmospheric radioactivity aerosol monitoring equipment according to claim 2, wherein, described sampling apparatus also comprises:
Filter paper delivery unit, described filter paper delivery unit is configured to filter paper is sent to sampling location and the filter paper completing sampling is sent to sample preparation apparatus.
4. atmospheric radioactivity aerosol monitoring equipment according to claim 2, wherein, described filter paper is roll type filter paper, and described sampling apparatus comprises the spool depositing roll type filter paper.
5. atmospheric radioactivity aerosol monitoring equipment according to claim 3, wherein, described filter paper delivery unit comprises transfer roller.
6. atmospheric radioactivity aerosol monitoring equipment according to claim 1, wherein, described sample preparation apparatus comprises:
Filter paper cutter unit, described filter paper cutter unit is configured to the filter paper completing sampling be cut into multiple standard-sized filter paper block; With
Sample box, for depositing multiple filter paper block in an overlapping fashion to form standard model.
7. atmospheric radioactivity aerosol monitoring equipment according to claim 6, wherein, described filter paper cutter unit comprises three axle robert.
8. atmospheric radioactivity aerosol monitoring equipment according to claim 6, wherein, described sample box comprises the bar code that can be read by bar code reader.
9. atmospheric radioactivity aerosol monitoring equipment according to claim 6, wherein,
Described sample preparation apparatus also comprises sample worktable, and described filter paper cutter unit completes cutting of filter paper on sample worktable; And
Described sample worktable comprises decay position, and the sample box prepared carries out the decay of certain hour on decay position.
10. atmospheric radioactivity aerosol monitoring equipment according to claim 6, also comprises:
Useless filter paper recovery unit, described useless filter paper recovery unit is configured to the useless filter paper fragment after reclaiming cutting.
11. atmospheric radioactivity aerosol monitoring equipment according to claim 2, wherein, described pick-up unit comprises energy depressive spectroscopy, for carrying out gamma radiation Radionuclide analysis and identification to the sample in sample box.
12. atmospheric radioactivity aerosol monitoring equipment according to claim 7, wherein,
Described three axle robert also comprises sucker, for transmitting sample box between sample preparation apparatus and pick-up unit.
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| CN201510996219.6A CN105510953A (en) | 2015-12-25 | 2015-12-25 | Atmospheric radioactive aerosol monitoring apparatus |
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| CN201510996219.6A CN105510953A (en) | 2015-12-25 | 2015-12-25 | Atmospheric radioactive aerosol monitoring apparatus |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107702951A (en) * | 2016-08-02 | 2018-02-16 | 中勍科技有限公司 | A kind of radiation environment sampling of aerosol analytical equipment |
| CN107702948A (en) * | 2016-08-08 | 2018-02-16 | 北京中检维康技术有限公司 | Aerosol sampling apparatus |
| CN107884807A (en) * | 2017-11-22 | 2018-04-06 | 同方威视技术股份有限公司 | Automatic sample-changing equipment based on gamma spectrometer |
| CN108088709A (en) * | 2018-02-26 | 2018-05-29 | 中勍科技有限公司 | A kind of radiation environment sample detecting machine |
| CN110082166A (en) * | 2018-01-25 | 2019-08-02 | 北京方鸿智能科技有限公司 | Full-automatic radioactivity sampling of aerosol measuring and analysis system |
| CN110411921A (en) * | 2019-08-26 | 2019-11-05 | 中国检验检疫科学研究院 | Bioaerosol detection device and detection method |
| CN113310761A (en) * | 2021-05-08 | 2021-08-27 | 中国辐射防护研究院 | Preparation method of standard aerosol sample containing radionuclide |
| CN116370663A (en) * | 2022-09-07 | 2023-07-04 | 上海长征医院 | Disinfection system integrated with pathogen particle collection mechanism |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107702951A (en) * | 2016-08-02 | 2018-02-16 | 中勍科技有限公司 | A kind of radiation environment sampling of aerosol analytical equipment |
| CN107702948A (en) * | 2016-08-08 | 2018-02-16 | 北京中检维康技术有限公司 | Aerosol sampling apparatus |
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| CN107884807A (en) * | 2017-11-22 | 2018-04-06 | 同方威视技术股份有限公司 | Automatic sample-changing equipment based on gamma spectrometer |
| CN107884807B (en) * | 2017-11-22 | 2024-05-10 | 同方威视技术股份有限公司 | Automatic sample changing equipment based on gamma energy spectrometer |
| CN110082166A (en) * | 2018-01-25 | 2019-08-02 | 北京方鸿智能科技有限公司 | Full-automatic radioactivity sampling of aerosol measuring and analysis system |
| CN110082166B (en) * | 2018-01-25 | 2021-10-29 | 北京方鸿智能科技有限公司 | Full-automatic radioactive aerosol sampling, measuring and analyzing system |
| CN108088709A (en) * | 2018-02-26 | 2018-05-29 | 中勍科技有限公司 | A kind of radiation environment sample detecting machine |
| CN110411921A (en) * | 2019-08-26 | 2019-11-05 | 中国检验检疫科学研究院 | Bioaerosol detection device and detection method |
| CN113310761A (en) * | 2021-05-08 | 2021-08-27 | 中国辐射防护研究院 | Preparation method of standard aerosol sample containing radionuclide |
| CN116370663A (en) * | 2022-09-07 | 2023-07-04 | 上海长征医院 | Disinfection system integrated with pathogen particle collection mechanism |
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Application publication date: 20160420 |