CN111025379A - Intelligent low background αβ measuring apparatu that can trade appearance automatically - Google Patents
Intelligent low background αβ measuring apparatu that can trade appearance automatically Download PDFInfo
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- CN111025379A CN111025379A CN201911368267.5A CN201911368267A CN111025379A CN 111025379 A CN111025379 A CN 111025379A CN 201911368267 A CN201911368267 A CN 201911368267A CN 111025379 A CN111025379 A CN 111025379A
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- 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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
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Abstract
The invention provides an intelligent low background αβ measuring instrument capable of automatically changing samples, which comprises a lead chamber, a base and a linear moving mechanical arm, wherein a power supply, a control card and a motor driver are arranged in the base, a mechanical gripper is arranged on the linear moving mechanical arm, a measuring channel is arranged above the base, the linear moving mechanical arm comprises an X-axis motor, an X-axis guide rail, a Y-axis motor and a Y-axis guide rail, and the intelligent low background αβ measuring instrument capable of automatically changing samples can realize the operation of automatically changing samples, can realize that samples grab samples from a sample to-be-measured area, are placed in the measuring channel and a sample collecting area, and can finish the function of automatically changing samples.
Description
Technical Field
The invention particularly relates to an intelligent low background αβ measuring instrument capable of automatically changing samples.
Background
The general technical route of the low background αβ measuring instrument is as follows, α and β rays in a sample are collected by a detector and then converted into electric signals, the electric signals are output to an electronic system for amplification and discrimination, and then the electric signals are converted into digital quantity which is transmitted to an upper computer system for counting and analysis.
The data acquisition and detection technology adopts a scintillation detector to collect particles, the particles can emit photons after entering a scintillator, the photons are collected to a photocathode of a photomultiplier and then converted into photoelectrons, and the photoelectrons are amplified by various stages of dynodes and converted into larger current signals to enter a preamplifier.
According to the electronics screening technology, signals processed by the preamplifier are directly input into an electronics processing system, amplitude screening is carried out on the signals, and α particles and β particles are distinguished.
And the calculation method is used for calculating indexes such as efficiency, background and the like after recording data of α particles and β particles.
The conventional low background αβ measuring instrument generally adopts the manual sample changing condition, so that an intelligent low background αβ measuring instrument capable of automatically changing samples is urgently needed.
Disclosure of Invention
The invention aims to provide an intelligent low background αβ measuring instrument capable of automatically changing samples, aiming at overcoming the defects of the prior art, and the intelligent low background αβ measuring instrument capable of automatically changing samples can well solve the problems.
In order to meet the requirements, the invention adopts the technical scheme that the intelligent low background αβ measuring instrument capable of automatically changing the samples is provided, the intelligent low background αβ measuring instrument capable of automatically changing the samples comprises a lead chamber, a base and a linear moving mechanical arm, a power supply, a control card and a motor driver are arranged in the base, a mechanical hand grip is arranged on the linear moving mechanical arm, a measuring channel is arranged above the base, and the linear moving mechanical arm comprises an X-axis motor, an X-axis guide rail, a Y-axis motor and a Y-axis guide rail.
The intelligent low background αβ measuring instrument capable of automatically changing samples has the following advantages:
the intelligent low background αβ measuring instrument capable of automatically changing samples can realize the operation of automatically changing samples, can realize that samples are grabbed from a sample area to be measured and placed in a measuring channel and a sample collecting area, and can complete the function of automatically changing samples.
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 shows a schematic diagram of an intelligent low background αβ measurement instrument capable of automatic sample changing, according to an embodiment of the present application.
Wherein: 1. a lead chamber; 2. linearly moving the mechanical arm; 3. a mechanical gripper; 4. a sample tray; 5. a base; 6. a measurement channel; 7. a detection status light; 8. a motor driver; 9. a control card; 10. a power source.
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 application, an intelligent low background αβ measuring instrument capable of automatically changing samples is provided, as shown in fig. 1, the intelligent low background αβ measuring instrument comprises a lead chamber 1, a base 5 and a linear moving mechanical arm 2, a power supply 10, a control card 9 and a motor driver 8 are arranged inside the base 5, a mechanical hand grip 3 is arranged on the linear moving mechanical arm 2, a measuring channel 6 is arranged above the base 5, and the linear moving mechanical arm 2 comprises an X-axis motor, an X-axis guide rail, a Y-axis motor and a Y-axis guide rail.
According to one embodiment of the application, a measuring probe and an anti-coincidence probe are placed inside the lead chamber 1 of the intelligent low background αβ measuring instrument capable of automatic sample changing.
According to one embodiment of the application, the mechanical gripper 3 of the intelligent low background αβ measuring instrument capable of automatic sample changing is used for realizing that a sample is gripped from a sample to-be-measured area, placed in a measuring channel and a sample collecting area, and completing the function of automatic sample changing.
According to one embodiment of the present application, the base 5 of the intelligent low background αβ meter capable of automatic sample changing is internally provided with a measurement system.
According to one embodiment of the application, four measuring channels 6 are arranged above a base 5 of the intelligent low background αβ measuring instrument capable of automatically changing samples, each measuring channel 6 comprises a motor, a guide rail and a light shading plate, and each measuring channel 6 is provided with a detection state lamp 7.
According to one embodiment of the application, the sample waiting area and the sample collecting area of the intelligent low background αβ measuring instrument capable of automatically changing samples comprise a positioning block, a sample disc and a positioning switch.
According to one embodiment of the application, the mechanical gripper of the intelligent low background αβ measuring instrument capable of automatic sample changing comprises an electric clamping jaw, a proximity switch and a clamping detection device.
According to one embodiment of the application, the lead chamber of the intelligent low background αβ measuring instrument capable of automatic sample changing is calculated according to radiation shielding, and radiation interference under real conditions and radiation rays of an internal sample are shielded.
According to one embodiment of the application, the clamping detection device of the intelligent low background αβ measuring instrument capable of automatic sample changing comprises a spring block, a contact block, an insulator and a lead.
According to one embodiment of the application, the sample waiting area of the intelligent low background αβ measuring instrument capable of automatic sample changing is provided with 50 sample trays at most.
According to one embodiment of the application, the intelligent low background αβ measuring instrument capable of automatic sample changing
According to an embodiment of the application, the intelligent low background αβ measuring instrument capable of automatically changing samples is shown in fig. 1, the intelligent low background αβ measuring instrument capable of automatically changing samples comprises a lead chamber 1, a base 5 and an XY linear moving mechanical arm 2, a measuring probe and an anti-coincidence probe are arranged in the lead chamber 1, a customized power supply 10, a control card 9, a measuring system, a motor driver 8 and the like are arranged in the base 5, the XY linear moving mechanical arm 26 comprises an X-axis motor, an X-axis guide rail, a Y-axis motor and a Y-axis guide rail, and a mechanical gripper 3 is arranged on the Y axis, so that samples can be gripped from a sample disk 4 in a sample to-be-measured area, placed in a measuring channel and a sample collecting area, and the function of automatically changing.
The number of the measuring channels is four, the measuring channels comprise motors, guide rails and light shielding plates 6, and each measuring channel is provided with a detection state lamp 7. The sample area to be measured comprises a positioning block, a sample plate 4 and a positioning switch. The sample collection area comprises a positioning block, a sample plate 4 and a positioning switch. The mechanical gripper 3 comprises an electric clamping jaw, a proximity switch and a clamping detection device. The tightness detection device consists of a spring block, a contact block, an insulator and a lead.
When the device works, whether the sample to be detected area is provided with a sample tray is judged, and then the sample in the sample collecting area is emptied. And respectively putting the samples into the corresponding channels according to the sequence from the channel one to the channel four, putting the tested samples into the sample collection area after the samples in the channels are tested, and then putting new samples into the channels. The process is continued all the time, and when the sample to be detected is judged to be not available, the sample is placed in the sample collecting area after the sample in the channel is tested.
Use this patent, this measuring apparatu has carried out automatic change appearance measurement to 10 respectively, 20, 30, 40, 50 samples, and the test of the result all is accurate is accomplished, has generated the test report of every sample.
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 (10)
1. An intelligent low background αβ measuring instrument capable of automatically changing samples is characterized by comprising a lead chamber, a base and a linear moving mechanical arm;
a power supply, a control card and a motor driver are arranged in the base;
a mechanical gripper is arranged on the linear moving mechanical arm;
a measuring channel is arranged above the base;
the linear moving mechanical arm comprises an X-axis motor, an X-axis guide rail, a Y-axis motor and a Y-axis guide rail.
2. The intelligent low background αβ measuring instrument capable of automatically changing samples according to claim 1, wherein a measuring probe and an anti-coincidence probe are placed inside the lead chamber.
3. The intelligent low background αβ measuring instrument capable of automatically changing samples according to claim 1, wherein the mechanical gripper is used to grip a sample from a sample area to be measured, place the sample in the measurement channel and the sample area, and perform the function of automatically changing samples.
4. The intelligent low background αβ measuring instrument capable of automatic sample changing, according to claim 1, wherein a measuring system is disposed inside the base.
5. The intelligent low background αβ measuring instrument capable of automatically changing samples according to claim 1, wherein four measuring channels are provided above the base, each measuring channel comprises a motor, a guide rail and a light shielding plate, and each measuring channel is provided with a detection status light.
6. The intelligent low background αβ measuring instrument capable of automatically changing samples according to claim 4, wherein the sample waiting area and the sample collecting area each comprise a positioning block, a sample disc and a positioning switch.
7. The intelligent low background αβ measuring instrument capable of automatic sample changing according to claim 1, wherein the mechanical gripper comprises a power-driven clamping jaw, a proximity switch and a clamping detection device.
8. The intelligent low background αβ measuring instrument capable of automatic sample changing according to claim 1, wherein the lead chamber is calculated according to radiation shielding to shield radiation interference under real conditions and radiation rays of internal samples.
9. The intelligent low background αβ measuring instrument capable of automatic sample changing according to claim 1, wherein said clamping detection means comprises spring block, contact block, insulator and wire.
10. The intelligent low background αβ measuring instrument capable of automatic sample changing according to claim 6, wherein the sample area to be measured has at most 50 sample trays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911368267.5A CN111025379A (en) | 2019-12-26 | 2019-12-26 | Intelligent low background αβ measuring apparatu that can trade appearance automatically |
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| CN201911368267.5A CN111025379A (en) | 2019-12-26 | 2019-12-26 | Intelligent low background αβ measuring apparatu that can trade appearance automatically |
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| CH415874A (en) * | 1963-04-15 | 1966-06-30 | Packard Instrument Co Inc | Method for analyzing radioactive samples and apparatus for carrying out this method |
| US20060091329A1 (en) * | 2004-11-01 | 2006-05-04 | Anzai Medical Kabushiki Kaisha | Radioactive sample holder |
| CN202471984U (en) * | 2012-02-29 | 2012-10-03 | 佛山市质量计量监督检测中心 | Automatic feeding device for radioactivity detection of building materials |
| CN206378602U (en) * | 2016-10-28 | 2017-08-04 | 湖北方圆环保科技有限公司 | A kind of gamma spectrometer auto injection sampler |
| CN206710617U (en) * | 2017-04-13 | 2017-12-05 | 丁伟军 | A kind of radioactivity of building materials detects automatic sampling apparatus |
| CN107490804A (en) * | 2017-06-23 | 2017-12-19 | 中核控制系统工程有限公司 | Intelligent two-way Low background α β measuring instruments |
| CN108051841A (en) * | 2017-11-27 | 2018-05-18 | 中核控制系统工程有限公司 | A kind of two-way Low background α, β measuring instrument |
| CN207440301U (en) * | 2017-11-22 | 2018-06-01 | 同方威视技术股份有限公司 | Automatic sample-changing equipment based on gamma spectrometer |
| CN109917446A (en) * | 2019-03-07 | 2019-06-21 | 中国科学院近代物理研究所 | A kind of automatic sample-changing device and method for particle-beam radiation sample |
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2019
- 2019-12-26 CN CN201911368267.5A patent/CN111025379A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH415874A (en) * | 1963-04-15 | 1966-06-30 | Packard Instrument Co Inc | Method for analyzing radioactive samples and apparatus for carrying out this method |
| US20060091329A1 (en) * | 2004-11-01 | 2006-05-04 | Anzai Medical Kabushiki Kaisha | Radioactive sample holder |
| CN202471984U (en) * | 2012-02-29 | 2012-10-03 | 佛山市质量计量监督检测中心 | Automatic feeding device for radioactivity detection of building materials |
| CN206378602U (en) * | 2016-10-28 | 2017-08-04 | 湖北方圆环保科技有限公司 | A kind of gamma spectrometer auto injection sampler |
| CN206710617U (en) * | 2017-04-13 | 2017-12-05 | 丁伟军 | A kind of radioactivity of building materials detects automatic sampling apparatus |
| CN107490804A (en) * | 2017-06-23 | 2017-12-19 | 中核控制系统工程有限公司 | Intelligent two-way Low background α β measuring instruments |
| CN207440301U (en) * | 2017-11-22 | 2018-06-01 | 同方威视技术股份有限公司 | Automatic sample-changing equipment based on gamma spectrometer |
| CN108051841A (en) * | 2017-11-27 | 2018-05-18 | 中核控制系统工程有限公司 | A kind of two-way Low background α, β measuring instrument |
| CN109917446A (en) * | 2019-03-07 | 2019-06-21 | 中国科学院近代物理研究所 | A kind of automatic sample-changing device and method for particle-beam radiation sample |
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Inventor after: Liu Tao Inventor after: Xiao Ming Inventor after: Yang Binhua Inventor after: Deng Yunyue Inventor after: Zhao Fengtao Inventor after: Zhang Kai Inventor before: Liu Tao Inventor before: Xiao Ming |
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Effective date of registration: 20220420 Address after: 610000 Building 2, No. 21, Gaopeng Avenue, Chengdu, Sichuan Applicant after: CGN JIUYUAN (CHENGDU) TECHNOLOGY CO.,LTD. Applicant after: Unit 23, 96901 unit, Chinese people's Liberation Army Address before: 610041 industrial concentration area of Southwest Airport Economic Development Zone, Shuangliu District, Chengdu City, Sichuan Province Applicant before: CGN JIUYUAN (CHENGDU) TECHNOLOGY CO.,LTD. |
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