CN112612049A - Distance-adjustable vacuum radioactivity detection device and detection method - Google Patents
Distance-adjustable vacuum radioactivity detection device and detection method Download PDFInfo
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- CN112612049A CN112612049A CN202011400636.7A CN202011400636A CN112612049A CN 112612049 A CN112612049 A CN 112612049A CN 202011400636 A CN202011400636 A CN 202011400636A CN 112612049 A CN112612049 A CN 112612049A
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- 238000001514 detection method Methods 0.000 title claims abstract description 79
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 239000000523 sample Substances 0.000 claims description 52
- 238000009434 installation Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
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Abstract
The invention provides a distance-adjustable vacuum radioactivity detection device and a detection method, which comprise a vacuum cavity, a vacuum cavity door plate, a sample tray and a detection module, wherein the vacuum cavity door plate is arranged on the vacuum cavity; a plane rubber sealing ring is arranged between the vacuum cavity and the vacuum cavity door plate; mounting hole positions are respectively arranged at the left and right connecting positions between the vacuum cavity and the vacuum cavity door plate, a T-shaped belt hole pin shaft is inserted into the left mounting hole position for limiting and a slipknot nut and a butterfly nut are arranged, and a T-shaped belt hole pin shaft is inserted into the right mounting hole position for limiting and a cotter pin; the vacuum cavity is provided with an O-shaped sealing ring, a detection module and a connector, the detection module is provided with a mounting hole site and a groove, and the detection module comprises a connector mounting hole site, a vacuum cavity mounting hole site and an O-shaped sealing ring mounting groove. The distance-adjustable vacuum radioactivity detection device and the detection method can well solve the problems that the conventional vacuum radioactivity detection device can only carry out radioactivity detection on a fixed sample and the measurement mode is single.
Description
Technical Field
The invention particularly relates to a distance-adjustable vacuum radioactivity detection device and a detection method.
Background
In the existing radioactivity detection field, the radioactivity detection of a sample under low vacuum is particularly important, and a specific radioactivity sample is prepared by collection and then detected under low vacuum to judge whether the radioactivity of the sample is in a safe value range. The prior vacuum radioactivity detection device can only carry out radioactivity detection on fixed samples, has single measurement mode and cannot meet the requirements of various samples and different measurement distances. Therefore, there is a need for a distance-adjustable vacuum radioactivity detecting device to solve the above problems.
Disclosure of Invention
The present invention is directed to a distance-adjustable vacuum radioactivity detecting device and a detecting method, which can solve the above problems.
In order to meet the requirements, the technical scheme adopted by the invention is as follows: the adjustable-distance vacuum radioactivity detection device comprises a vacuum cavity, a vacuum cavity door plate, a sample tray and a detection module; a plane rubber sealing ring is arranged between the vacuum cavity and the vacuum cavity door plate; mounting hole positions are respectively arranged at the left and right connecting positions between the vacuum cavity and the vacuum cavity door plate, a T-shaped belt hole pin shaft is inserted into the left mounting hole position for limiting and a slipknot nut and a butterfly nut are arranged, and a T-shaped belt hole pin shaft is inserted into the right mounting hole position for limiting and a cotter pin; an O-shaped sealing ring, a detection module and a connector are arranged above the vacuum cavity, an installation hole site and a groove are arranged on the detection module, and the detection module comprises a connector installation hole site, a vacuum cavity installation hole site and an O-shaped sealing ring installation groove; a foot seat and a foot seat mounting hole are arranged below the vacuum cavity; the rear end of the vacuum cavity is provided with a pressure sensor mounting hole and a pneumatic quick-connection mounting hole; the detection module comprises a probe, a probe protection cover, a control panel supporting plate, a control panel pressing plate, a detection cover and mounting screws.
The distance-adjustable vacuum radioactivity detection method comprises the following steps:
s1: opening the door plate of the vacuum cavity, and removing the sample tray;
s2: rotating the adjusting probe protective cover;
s3: placing the sample tray with the placed sample into the strip-shaped clamping groove of the vacuum cavity;
s4: and closing the vacuum cavity door plate for detection.
The distance-adjustable vacuum radioactivity detection device and the detection method can well solve the problems that the conventional vacuum radioactivity detection device can only carry out radioactivity detection on a fixed sample and the measurement mode is single.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 schematically illustrates an exploded view of a tunable vacuum radioactivity detection apparatus according to an embodiment of the present application.
Fig. 2 schematically illustrates an exploded view of a detection module of the adjustable-pitch vacuum radioactivity detection apparatus according to an embodiment of the present application.
Fig. 3 schematically illustrates a flow chart of a detection method of the adjustable-pitch vacuum radioactivity detection apparatus according to an embodiment of the present application.
Wherein: 1. an O-shaped sealing ring; 2. a vacuum chamber; 3. a foot rest screw; 4. a pin shaft with a T-shaped hole; 5. a cotter pin; 6. a foot seat; 7. a vacuum cavity door panel; 8. a butterfly nut; 9. slipknot nuts; 10. a sample tray; 11. a planar rubber seal ring; 12. a pin shaft with a T-shaped hole; 13. mounting screws on the detection module; 14. a connector; 15. a connector mounting screw; 16. a detection module; 17. a pneumatic quick connector; 18. a pressure sensor; 19. a probe; 20. a probe protection cover; 21. a control panel support plate; 22. a control panel; 23. controlling a plate pressing plate; 24. mounting screws on the probe; 25. a probe cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the following description, references to "one embodiment," "an embodiment," "one example," "an example," etc., indicate that the embodiment or example so described may include a particular feature, structure, characteristic, property, element, or limitation, but every embodiment or example does not necessarily include the particular feature, structure, characteristic, property, element, or limitation. Moreover, repeated use of the phrase "in accordance with an embodiment of the present application" although it may possibly refer to the same embodiment, does not necessarily refer to the same embodiment.
Certain features that are well known to those skilled in the art have been omitted from the following description for the sake of simplicity.
According to an embodiment of the present application, a distance-adjustable vacuum radioactivity detecting apparatus and a detecting method are provided, as shown in fig. 1-3, including a vacuum chamber, a vacuum chamber door plate, a sample tray, and a detecting module; a plane rubber sealing ring is arranged between the vacuum cavity and the vacuum cavity door plate; mounting hole positions are respectively arranged at the left and right connecting positions between the vacuum cavity and the vacuum cavity door plate, a T-shaped belt hole pin shaft is inserted into the left mounting hole position for limiting and a slipknot nut and a butterfly nut are arranged, and a T-shaped belt hole pin shaft is inserted into the right mounting hole position for limiting and a cotter pin; an O-shaped sealing ring, a detection module and a connector are arranged above the vacuum cavity, an installation hole site and a groove are arranged on the detection module, and the detection module comprises a connector installation hole site, a vacuum cavity installation hole site and an O-shaped sealing ring installation groove; a foot seat and a foot seat mounting hole are arranged below the vacuum cavity; the rear end of the vacuum cavity is provided with a pressure sensor mounting hole and a pneumatic quick-connection mounting hole; the detection module comprises a probe, a probe protection cover, a control panel supporting plate, a control panel pressing plate, a detection cover and mounting screws.
According to one embodiment of the application, a threaded through hole is formed in a control plate pressing plate of the adjustable-distance vacuum radioactivity detection device, a through hole for probe installation is formed above a probe protection cover, and a control pressing plate installation threaded hole is formed above the probe protection cover.
According to one embodiment of the application, the probe protection cover of the adjustable-distance vacuum radioactivity detection device is provided with external threads, and the probe cover is provided with internal threads matched with the probe protection cover.
According to one embodiment of the application, a sealing structure is arranged between a vacuum cavity of the distance-adjustable vacuum radioactivity detection device and the detection module, the vacuum cavity door plate, the pneumatic quick connector and the pressure sensor.
According to one embodiment of the application, the adjustable-distance vacuum radioactivity detection method comprises the following steps:
s1: opening the door plate of the vacuum cavity, and removing the sample tray;
s2: rotating the adjusting probe protective cover;
s3: placing the sample tray with the placed sample into the strip-shaped clamping groove of the vacuum cavity;
s4: and closing the vacuum cavity door plate for detection.
According to an embodiment of the application, the distance-adjustable vacuum radioactivity detection device and the detection method
According to one embodiment of the application, the distance-adjustable vacuum radioactivity detection device and the detection method
According to one embodiment of the application, the distance-adjustable vacuum radioactivity detection device comprises a vacuum cavity 2, a vacuum cavity door plate 7, a sample tray 10 and a detection module 16; a plane rubber sealing ring 11 is arranged between the vacuum cavity 2 and the vacuum cavity door plate 7; mounting hole positions are respectively arranged at the left and right connecting positions between the vacuum cavity 2 and the vacuum cavity door plate 7, a T-shaped hole pin shaft 12 is inserted into the left mounting hole position for limiting, a slipknot nut 9 and a butterfly nut 8 are arranged, and a T-shaped hole pin shaft 4 is inserted into the right mounting hole position for limiting by 5; an O-shaped sealing ring 1, a detection module 16 and a connector 14 are arranged above the vacuum cavity 2, and the detection module 16 is provided with a mounting hole position and a groove which comprise a mounting hole position of the connector 14, a mounting hole position of the vacuum cavity 2 and a mounting groove of the O-shaped sealing ring 1; the lower part of the vacuum cavity 2 is provided with a mounting hole 6 and a foot seat 6; the rear end of the vacuum cavity 2 is provided with a pressure sensor 18 mounting hole and a pneumatic quick-connection mounting hole; the detection module 16 comprises a probe 19, a probe protection cover 20, a control panel supporting plate 21, a control panel 22, a control panel pressing plate 23, a detection cover 25 and mounting screws.
As an improvement of the distance-adjustable vacuum radioactivity detection device, a threaded through hole is formed in the control plate pressing plate 23, a through hole for installing the probe 19 is formed above the probe protection cover 20, and a control pressing plate installation threaded hole is formed above the probe protection cover 20.
As an improvement of the distance-adjustable vacuum radioactivity detection device, the probe protection cover 20 is provided with an external thread, and the probe cover 25 is provided with an internal thread matched with the probe protection cover 20.
As an improvement of the distance-adjustable vacuum radioactivity detection device, a sealing structure is arranged among the vacuum cavity 2, the detection module 16, the vacuum cavity door plate 7, the pneumatic quick connector 17 and the pressure sensor 18.
According to one embodiment of the application, the distance-adjustable vacuum radioactivity detection device has the following advantages:
(1) the quick-mounting door plate is adopted, so that samples can be conveniently placed;
(2) the probe 19 can adjust the detection distance, and is convenient for use under multiple working conditions;
(3) all junctions of the device are provided with sealing rings, so that the detection stability under a vacuum condition is ensured.
The above-mentioned embodiments only show some embodiments of the present invention, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.
Claims (5)
1. A distance-adjustable vacuum radioactivity detection device and a detection method are characterized in that: comprises a vacuum cavity, a vacuum cavity door plate, a sample tray and a detection module;
a plane rubber sealing ring is arranged between the vacuum cavity and the vacuum cavity door plate;
mounting hole positions are respectively arranged at the left and right connecting positions between the vacuum cavity and the vacuum cavity door plate, a T-shaped belt hole pin shaft is inserted into the left mounting hole position for limiting and a slipknot nut and a butterfly nut are arranged, and a T-shaped belt hole pin shaft is inserted into the right mounting hole position for limiting and a cotter pin;
an O-shaped sealing ring, a detection module and a connector are arranged above the vacuum cavity, an installation hole site and a groove are arranged on the detection module, and the detection module comprises a connector installation hole site, a vacuum cavity installation hole site and an O-shaped sealing ring installation groove;
a foot seat and a foot seat mounting hole are arranged below the vacuum cavity;
the rear end of the vacuum cavity is provided with a pressure sensor mounting hole and a pneumatic quick-connection mounting hole;
the detection module comprises a probe, a probe protection cover, a control panel supporting plate, a control panel pressing plate, a detection cover and mounting screws.
2. The adjustable distance vacuum radioactivity detecting device and method as claimed in claim 1, wherein: the control panel is characterized in that a threaded through hole is formed in the control panel pressing plate, a through hole for probe installation is formed in the upper portion of the probe protection cover, and a control pressing plate installation threaded hole is formed in the upper portion of the probe protection cover.
3. The adjustable distance vacuum radioactivity detecting device and method as claimed in claim 1, wherein: the probe protection cover is provided with external threads, and the probe protection cover is provided with internal threads matched with the probe protection cover.
4. The adjustable distance vacuum radioactivity detecting device and method as claimed in claim 1, wherein: and sealing structures are arranged among the vacuum cavity, the detection module, the vacuum cavity door plate, the pneumatic quick connector and the pressure sensor.
5. A distance-adjustable vacuum radioactivity detection method is characterized by comprising the following steps:
s1: opening the door plate of the vacuum cavity, and removing the sample tray;
s2: rotating the adjusting probe protective cover;
s3: placing the sample tray with the placed sample into the strip-shaped clamping groove of the vacuum cavity;
s4: and closing the vacuum cavity door plate for detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011400636.7A CN112612049A (en) | 2020-12-04 | 2020-12-04 | Distance-adjustable vacuum radioactivity detection device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011400636.7A CN112612049A (en) | 2020-12-04 | 2020-12-04 | Distance-adjustable vacuum radioactivity detection device and detection method |
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| Publication Number | Publication Date |
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| CN112612049A true CN112612049A (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011400636.7A Pending CN112612049A (en) | 2020-12-04 | 2020-12-04 | Distance-adjustable vacuum radioactivity detection device and detection method |
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Citations (12)
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| US20140249345A1 (en) * | 2011-12-01 | 2014-09-04 | Southwest Research Institute | Apparatus And Methods For Vaporization And Remediation Of Radioactive Contamination |
| CN105549061A (en) * | 2016-03-11 | 2016-05-04 | 成都理工大学 | Nasal swab detection device for alpha radioactive internal contamination |
| CN105676257A (en) * | 2016-02-02 | 2016-06-15 | 中国人民解放军第二军医大学 | Small-size movable-type solid and liquid material radioactive activity detection device and method |
| CN107677335A (en) * | 2017-11-03 | 2018-02-09 | 常州广为仪器科技有限公司 | Measure the apparatus and method and vacuum gas encapsulating method of object volume and porosity |
| CN207336493U (en) * | 2017-11-02 | 2018-05-08 | 中广核久源（成都）科技有限公司 | One kind vacuumizes measurement radioaerosol device |
| CN108398445A (en) * | 2018-05-09 | 2018-08-14 | 同方威视技术股份有限公司 | Detector modular structure |
| CN109459454A (en) * | 2018-09-11 | 2019-03-12 | 东莞中子科学中心 | A kind of charged particle detector for white light neutron source charged particle detection spectrometer |
| CN109828124A (en) * | 2019-03-27 | 2019-05-31 | 西南交通大学 | A kind of wide adjustable multiprobe scanning probe device of focal height for matching laser head |
| CN209055663U (en) * | 2018-09-06 | 2019-07-02 | 胡颖睿 | A kind of pipeline radiation measurement assembly |
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2020
- 2020-12-04 CN CN202011400636.7A patent/CN112612049A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202008470U (en) * | 2011-02-25 | 2011-10-12 | 苏州三值精密仪器有限公司 | X-ray spectral measurement device with air isolation function |
| CN202313293U (en) * | 2011-11-21 | 2012-07-11 | 东莞市兴洲电子科技有限公司 | Thermometer probe |
| US20140249345A1 (en) * | 2011-12-01 | 2014-09-04 | Southwest Research Institute | Apparatus And Methods For Vaporization And Remediation Of Radioactive Contamination |
| CN103336016A (en) * | 2013-06-06 | 2013-10-02 | 四川材料与工艺研究所 | Totally closed alpha-energy spectrum measurement system |
| CN105676257A (en) * | 2016-02-02 | 2016-06-15 | 中国人民解放军第二军医大学 | Small-size movable-type solid and liquid material radioactive activity detection device and method |
| CN105549061A (en) * | 2016-03-11 | 2016-05-04 | 成都理工大学 | Nasal swab detection device for alpha radioactive internal contamination |
| CN207336493U (en) * | 2017-11-02 | 2018-05-08 | 中广核久源（成都）科技有限公司 | One kind vacuumizes measurement radioaerosol device |
| CN107677335A (en) * | 2017-11-03 | 2018-02-09 | 常州广为仪器科技有限公司 | Measure the apparatus and method and vacuum gas encapsulating method of object volume and porosity |
| CN108398445A (en) * | 2018-05-09 | 2018-08-14 | 同方威视技术股份有限公司 | Detector modular structure |
| CN209055663U (en) * | 2018-09-06 | 2019-07-02 | 胡颖睿 | A kind of pipeline radiation measurement assembly |
| CN109459454A (en) * | 2018-09-11 | 2019-03-12 | 东莞中子科学中心 | A kind of charged particle detector for white light neutron source charged particle detection spectrometer |
| CN109828124A (en) * | 2019-03-27 | 2019-05-31 | 西南交通大学 | A kind of wide adjustable multiprobe scanning probe device of focal height for matching laser head |
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Application publication date: 20210406 |
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| RJ01 | Rejection of invention patent application after publication |