CN105652310A - Movable liquid effluent monitoring device with optimized structure - Google Patents
Movable liquid effluent monitoring device with optimized structure Download PDFInfo
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- CN105652310A CN105652310A CN201410658207.8A CN201410658207A CN105652310A CN 105652310 A CN105652310 A CN 105652310A CN 201410658207 A CN201410658207 A CN 201410658207A CN 105652310 A CN105652310 A CN 105652310A
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- sampling
- monitoring device
- shielding
- sampling hut
- liquid effluent
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Abstract
The invention, which belongs to the technical field of radiation protection monitoring, particularly relates to a movable liquid effluent monitoring device with an optimized structure. The movable liquid effluent monitoring device comprises a shielding body; a sampling chamber and a detector matching the sampling chamber are arranged in the shielding body; a probe of the detector extends into the sampling chamber; a sampling liquid inlet and a sampling liquid outlet are formed in the sampling chamber; and a sampling inlet tube and a sampling outlet tube pass through the shielding body and are connected with the sampling liquid inlet and the sampling liquid outlet of the sampling chamber. The sampling chamber and the shielding body form a detachable split structure. The shielding body is formed by combination of a plurality of units; and the adjacent units are connected by specially-shaped occlusion structures. According to the invention, compared with the common liquid effluent monitoring device, the provided movable liquid effluent monitoring device has advantages of high mobility and rapid, simple, and convenient dismounting, mounting, and maintenance.
Description
Technical field
The invention belongs to radio-protective monitoring technical field, it is specifically related to the packaged type liquid effluent monitoring device of a kind of composition optimizes.
Background technology
Nuclear installation is being built, is running, all there is liquid radioactive substance in the whole cycle such as retired, in these materials, do not re-use by discharge pipe discharged to environment, before discharge all must implement monitoring, guarantee that discharge meets regulation, standard-required, and obtain optimization. And effective real-time method arranges online liquid effluent monitor usually; although the performance of these monitors is difficult to compare with laboratory analytical instrument; but it has sampling advantage convenient, that measure in real time is that laboratory analytical instrument is incomparable; thus also it is the guarantee realizing Nuclear safety, it is the powerful measure that the protection public and environment are indispensable. How giving full play to online Monitoring equipment advantage is very complicated problem, is still one of main points of Radiation monitoring technical study so far.
Common liquid effluent monitoring device weight big (tonne) on the market, mobile difficulty, and there is the deficiencies such as installation, maintenance, decontamination difficulty. Therefore, urgent need a kind of mobile, install, demolition and maintenance decontamination liquid effluent monitoring device easily.
Summary of the invention
It is an object of the invention to provide the packaged type liquid effluent monitoring device of a kind of composition optimizes, ensure effectively to reduce monitoring cost and radiation risk obtaining excellent monitoring performance while, and optimize mobile, install, enclosed structure so that can complete to install or safeguard within the short period of time or even the work such as dismounting decontamination.
The technical scheme of the present invention is as follows: the packaged type liquid effluent monitoring device of a kind of composition optimizes, comprise shielding, sampling hut and detector matching used with sampling hut it is provided with in shielding, the probe of described detector extend in sampling hut, sampling hut is provided with sampling liquid inlet and outlet, sampling inlet tube and outlet pipe are each passed through the sampling liquid inlet of shielding with described sampling hut and outlet is connected, wherein, it it is dismountable split structure between described sampling hut and shielding, described shielding is combined by some monolithics, connected by abnormity occlusion structure between adjacent each monolithic.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, the shielding thickness of described shielding is 1-20cm protective value; The weight of each monolithic of shielding is 20-50Kg.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, the special-shaped occlusion structure of described shielding monolithic comprises protrusion and recessed structures, and the recessed structures of another shielding monolithic that the projective structure of a shielding monolithic is adjacent is suitable; Described protrusion and the length of recessed structures are greater than 1mm, and the interocclusal clearance between monolithic is less than 2mm.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, the lower bottom base of described shielding is provided with some wheels.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, described sampling liquid inlet is positioned at the bottom of sampling hut, sampling liquid exit is positioned at the top of sampling hut, and sampling liquid exit position is the middle top of shielding cavity.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, described sampling hut is right cylinder or approximate right cylinder, and the diameter of phi of sampling hut and the difference per-cent of height H are less than or equal to 50%; The sample volume of sampling hut is 1-100L.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, described detector is NaI, CsI, LaCl3��LaBr3Or HPGe power spectrum type detector, the central position of the sensitive body of the detector on detector probe be positioned at the geometric centre of sampling hut or geometric centre on the upper side and be no more than the position of sampling hut's geometrical dimension 1/4.
Further, when detector adopts the NaI power spectrum type detector of less than 3 inches, the diameter of phi of sampling hut is 10-60cm, and height H is 10-60cm, and the sample volume of sampling hut is 5-20L.
Further, the packaged type liquid effluent monitoring device of composition optimizes as above, wherein, the probe of described detector stretches in sampling hut by being located at the opening of upper end, sampling hut, opening place is provided with sealing member, samples inlet tube and is also connected by sealing member between outlet pipe with sampling hut.
The useful effect of the present invention is as follows: sampling hut, the shielding cavity of the main liquid towards effluent monitoring device of the present invention are optimized design, make overall employing split independence detaching structure, ensure effectively to promote the mobility of instrument obtaining excellent monitoring performance while, realization can Fast Installation with dismantling and be safeguarded, entirety improves the suitability of instrument. It is strong that liquid effluent monitoring device provided by the present invention removes immunity from interference, can also ensure when obtaining excellent monitoring performance and effectively reduce monitoring cost and radiation risk simultaneously, optimize mobile, install, enclosed structure so that needed heavy machinery and many people to coordinate the liquid effluent Monitoring systems could installed to realize single or two people in the past and can complete to install in several minutes or maintenance or even dismantle the work such as decontamination.
Accompanying drawing explanation
Fig. 1 is the packaged type liquid effluent monitoring device structural representation of composition optimizes.
Fig. 2 a is the special-shaped occlusion structure diagrammatic cross-section of a kind of monolithic of shielding;
Fig. 2 b is the diagrammatic cross-section that the monolithic of structure shown in adjacent two pieces of Fig. 2 a carries out combining;
Fig. 3 a is the special-shaped occlusion structure diagrammatic cross-section of shielding another kind of monolithic;
Fig. 3 b is the diagrammatic cross-section that the monolithic of structure shown in adjacent two pieces of Fig. 3 a carries out combining.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, the packaged type liquid effluent monitoring device of a kind of composition optimizes, comprise shielding 1, sampling hut 2 and detector 3 matching used with sampling hut, the probe of detector 3 extend in sampling hut 2, being provided with sampling liquid inlet and outlet in sampling hut 2, sampling inlet tube 5 and outlet pipe 4 are each passed through the sampling liquid inlet of shielding 1 with described sampling hut and outlet is connected. Preferred sampling hut sample volume is 1-100L. Preferably each forms split design simultaneously, and adopting between split part fast can the occlusion of mount type polymorphic structure.
For guaranteeing extraneous radiation to the interference measured and sample to the radio-protective of personnel, select suitable screen layer as the shielding of sampling hut. The shielding thickness of preferable mask layer is 1-20cm protective value.
In order to realize convenient installation, dismounting, safeguard, shielding adopts a point chip architecture, abnormity occlusion structure is adopted to prevent unnecessary ray from revealing between adjacent monolithic, as illustrated in figures, providing the special-shaped occlusion structure of two kinds of structures, abnormity occlusion structure can also carry out repetition or improvement on this basis. Abnormity occlusion structure comprises protrusion and recessed structures, and the recessed structures of another shielding monolithic that the projective structure of a shielding monolithic is adjacent is suitable, and if Fig. 2 b is the structure after Fig. 2 a combines, Fig. 3 b is the structure after Fig. 3 a combines. Described protrusion and the length of recessed structures are more preferably greater than 1mm, it is preferable that be greater than 5mm; Interocclusal clearance between monolithic is not more than 2mm, it is preferable that be less than 1mm, and preferred monolithic weight 20 to 50kg.
In order to guarantee that monitoring device is installed, the simplicity of movement, shielding base is provided with wheel 6, it is preferable that 4 wheels.
During sampling, liquid is entered by bottom by the entrance of bottom, sampling hut, it is ensured that getting sampling hut's sample can mix preferably, and the sample of sampling hut flows into the outlet on top by detection system after being detected. The transfer measured processes to data processing and Controlling System. Sampling and stock layout are controlled by data processing and Controlling System.
In order to guaranteed efficiency and representative and sample homogeneity, sampling hut is right cylinder or approximate right cylinder, it is preferable that the diameter of phi of sampling hut and the difference per-cent of height H are for being less than or equal to 50%.
Detection system detector 3 described above is NaI, CsI, LaCl3��LaBr3Or HPGe power spectrum type detector, detector 3 pop one's head on the central position of the sensitive body of detector be positioned at the geometric centre of sampling hut or geometric centre on the upper side and be no more than the position of sampling hut's geometrical dimension 1/4, to sampling, the radiation in the sample of sampling hut responds detector, and the signal of generation is formed in real time or timesharing monitoring result through data handling system process. When detector 3 preferably adopts the NaI power spectrum type detector of less than 3 inches, the preferred 10-60cm of the diameter of phi of sampling hut, height H is 10-60cm, and the sample volume of sampling hut is 5-20L.
Being provided with sealing member at the upper end open place of sampling hut placing detector, each pipeline is all sealing member with sampling hut and is connected, the clean dirt of an ancient piece of jade, round, flat and with a hole in its centre in can being facilitated by dismounting.
Obviously, the present invention can be carried out various change and modification and not depart from the spirit and scope of the present invention by the technician of this area. Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technology thereof, then the present invention also is intended to comprise these change and modification.
Claims (10)
1. the packaged type liquid effluent monitoring device of a composition optimizes, comprise shielding (1), be provided with in shielding (1) sampling hut (2) and with the matching used detector in sampling hut (3), the probe of described detector (3) extend in sampling hut (2), sampling hut (2) are provided with sampling liquid inlet and outlet, sampling inlet tube (5) and outlet pipe (4) are each passed through the sampling liquid inlet of shielding (1) with described sampling hut (2) and outlet is connected, it is characterized in that: be dismountable split structure between described sampling hut (2) and shielding (1), described shielding (1) is combined by some monolithics, connected by abnormity occlusion structure between adjacent each monolithic.
2. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 1, it is characterised in that: the shielding thickness of described shielding (1) is 1-20cm protective value; The weight of each monolithic of shielding (1) is 20-50Kg.
3. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 1 or 2, it is characterized in that: the special-shaped occlusion structure of described shielding monolithic comprises protrusion and recessed structures, and the recessed structures of another shielding monolithic that the projective structure of a shielding monolithic is adjacent is suitable; Described protrusion and the length of recessed structures are greater than 1mm, and the interocclusal clearance between monolithic is less than 2mm.
4. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 3, it is characterised in that: the lower bottom base of described shielding (1) is provided with some wheels (6).
5. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 1, it is characterized in that: described sampling liquid inlet is positioned at the bottom of sampling hut (2), sampling liquid exit is positioned at the top of sampling hut (2), and sampling liquid exit position is the middle top of shielding cavity.
6. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 1, it is characterised in that: described sampling hut (2) are that right cylinder or approximate right cylinder, the diameter of phi of sampling hut and the difference per-cent of height H are less than or equal to 50%.
7. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 6, it is characterised in that: the sample volume of sampling hut (2) is 1-100L.
8. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 1, it is characterised in that: described detector (3) is NaI, CsI, LaCl3��LaBr3Or HPGe power spectrum type detector, the central position of the sensitive body of the detector on detector probe be positioned at the geometric centre of sampling hut or geometric centre on the upper side and be no more than the position of sampling hut's geometrical dimension 1/4.
9. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 8, it is characterized in that: when detector (3) adopts the NaI power spectrum type detector of less than 3 inches, the diameter of phi of sampling hut (2) is 10-60cm, height H is 10-60cm, and the sample volume of sampling hut (2) is 5-20L.
10. the packaged type liquid effluent monitoring device of composition optimizes as claimed in claim 9, it is characterized in that: the probe of described detector (3) stretches in sampling hut (2) by being located at the opening of sampling hut (2) upper end, opening place is provided with sealing member, samples inlet tube (5) and is also connected by sealing member between outlet pipe (4) and sampling hut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410658207.8A CN105652310A (en) | 2014-11-18 | 2014-11-18 | Movable liquid effluent monitoring device with optimized structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410658207.8A CN105652310A (en) | 2014-11-18 | 2014-11-18 | Movable liquid effluent monitoring device with optimized structure |
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| CN105652310A true CN105652310A (en) | 2016-06-08 |
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| CN201410658207.8A Pending CN105652310A (en) | 2014-11-18 | 2014-11-18 | Movable liquid effluent monitoring device with optimized structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844135A (en) * | 2017-09-22 | 2018-03-27 | 中国核电工程有限公司 | A kind of inland nuclear power plant liquid effluent discharge control method |
| CN109298439A (en) * | 2016-10-26 | 2019-02-01 | 中国疾病预防控制中心辐射防护与核安全医学所 | One kind being based on radiometric rapid detection system |
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| CN1513561A (en) * | 2003-02-14 | 2004-07-21 | 福建新大陆环保科技有限公司 | Shielding device for liquid radiation disinfection and disinfection equipment of liquid using said device |
| CN101614823A (en) * | 2009-06-05 | 2009-12-30 | 上海市计量测试技术研究院 | The on-site detecting device of channel radioactive TT﹠C system and detection method |
| CN201611580U (en) * | 2010-04-01 | 2010-10-20 | 北京市射线应用研究中心 | Neutron irradiation shielding device |
| CN201867496U (en) * | 2010-11-30 | 2011-06-15 | 中国辐射防护研究院 | Movable measuring device for generating alpha and beta surface contamination distribution graphs in real time |
| CN102109472A (en) * | 2009-12-24 | 2011-06-29 | 同方威视技术股份有限公司 | Portable radioactive substance monitoring device |
| CN203037494U (en) * | 2012-12-07 | 2013-07-03 | 中国辐射防护研究院 | Optimally designed online liquid effluent sampling system |
| CN204314474U (en) * | 2014-11-18 | 2015-05-06 | 中国辐射防护研究院 | A kind of packaged type liquid effluent monitoring device of structure optimization |
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2014
- 2014-11-18 CN CN201410658207.8A patent/CN105652310A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1513561A (en) * | 2003-02-14 | 2004-07-21 | 福建新大陆环保科技有限公司 | Shielding device for liquid radiation disinfection and disinfection equipment of liquid using said device |
| CN101614823A (en) * | 2009-06-05 | 2009-12-30 | 上海市计量测试技术研究院 | The on-site detecting device of channel radioactive TT﹠C system and detection method |
| CN102109472A (en) * | 2009-12-24 | 2011-06-29 | 同方威视技术股份有限公司 | Portable radioactive substance monitoring device |
| CN201611580U (en) * | 2010-04-01 | 2010-10-20 | 北京市射线应用研究中心 | Neutron irradiation shielding device |
| CN201867496U (en) * | 2010-11-30 | 2011-06-15 | 中国辐射防护研究院 | Movable measuring device for generating alpha and beta surface contamination distribution graphs in real time |
| CN203037494U (en) * | 2012-12-07 | 2013-07-03 | 中国辐射防护研究院 | Optimally designed online liquid effluent sampling system |
| CN204314474U (en) * | 2014-11-18 | 2015-05-06 | 中国辐射防护研究院 | A kind of packaged type liquid effluent monitoring device of structure optimization |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109298439A (en) * | 2016-10-26 | 2019-02-01 | 中国疾病预防控制中心辐射防护与核安全医学所 | One kind being based on radiometric rapid detection system |
| CN109298439B (en) * | 2016-10-26 | 2020-03-27 | 中国疾病预防控制中心辐射防护与核安全医学所 | Rapid detection system based on radioactivity measurement |
| CN107844135A (en) * | 2017-09-22 | 2018-03-27 | 中国核电工程有限公司 | A kind of inland nuclear power plant liquid effluent discharge control method |
| CN107844135B (en) * | 2017-09-22 | 2022-03-22 | 中国核电工程有限公司 | Discharge control method for liquid effluent of inland nuclear power plant |
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