CN218974605U - Low background alpha beta radioactivity measuring instrument - Google Patents
Low background alpha beta radioactivity measuring instrument Download PDFInfo
- Publication number
- CN218974605U CN218974605U CN202222119662.3U CN202222119662U CN218974605U CN 218974605 U CN218974605 U CN 218974605U CN 202222119662 U CN202222119662 U CN 202222119662U CN 218974605 U CN218974605 U CN 218974605U
- Authority
- CN
- China
- Prior art keywords
- strip
- detection cavity
- measuring instrument
- electric telescopic
- telescopic rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Measurement Of Radiation (AREA)
Abstract
The utility model relates to the technical field of radiometers, and discloses a low-background alpha beta radiometer which comprises a radiometer, wherein a detection cavity is arranged in the middle of the top of a shell of the radiometer, a drawing box is arranged in the detection cavity, one side of the drawing box, which is close to an opening of the detection cavity, is connected with a strip-shaped seat, and positioning holes are formed in two ends of the strip-shaped seat; an electric telescopic rod is arranged in the middle of the lower part of the detection cavity, the electric telescopic rod is fixed in a shell of the radioactivity measuring instrument, a telescopic shaft of the electric telescopic rod extends out of the shell, a strip-shaped bearing seat is horizontally arranged at the tail end of the electric telescopic rod, and positioning pins are vertically arranged at two ends of the top of the strip-shaped bearing seat; the drawing box is arranged in the detection cavity. When the radioactive measuring instrument is used, the rotary cover is opened, and after the drawing box is taken down, the cavity for detecting the radioactive measuring instrument can completely leak out, so that convenience is brought to an operator for cleaning.
Description
Technical Field
The utility model relates to the technical field of radioactivity measuring instruments, in particular to a low-background alpha beta radioactivity measuring instrument.
Background
When sampling radioactive pollutant, the most common practice is to carry a radioactive pollutant measuring instrument to a pollution site for representative measurement by people, or to take representative samples on site by staff, to split the samples after retrieving the samples, to measure the samples by using alpha and beta measuring instruments after the steps of split charging, source making, amplification analysis and the like, and to clean the inside of a machine body after the conventional radioactive measuring instrument is used for a plurality of times of measurement, so we propose a low-background alpha and beta radioactive measuring instrument.
Disclosure of Invention
Aiming at the defects of the existing radioactive measuring instrument, the utility model provides the low-background alpha beta radioactive measuring instrument which has the advantage of convenient cleaning and solves the problems in the background technology.
The utility model provides the following technical scheme: the low-background alpha beta radioactivity measuring instrument comprises a radioactivity measuring instrument, wherein a detecting cavity is arranged in the middle of the top of a shell of the radioactivity measuring instrument, a drawing box is arranged in the detecting cavity, one side, close to an opening of the detecting cavity, of the drawing box is connected with a strip-shaped seat, and two ends of the strip-shaped seat are provided with positioning holes;
an electric telescopic rod is arranged in the middle of the lower part of the detection cavity, the electric telescopic rod is fixed in a shell of the radioactivity measuring instrument, a telescopic shaft of the electric telescopic rod extends out of the shell, a strip-shaped bearing seat is horizontally arranged at the tail end of the electric telescopic rod, and positioning pins are vertically arranged at two ends of the top of the strip-shaped bearing seat;
the pull box is arranged in the detection cavity, the positioning pins are respectively inserted in the positioning holes, and when the telescopic shaft of the electric telescopic rod extends to the longest, the pull box is always positioned on the bottom surface of the detection cavity.
Preferably, the two sides of the top of the detection cavity are provided with a placing groove, a rotating cover is placed in the placing groove, one end of the rotating cover far away from the strip-shaped bearing seat is rotationally connected with the inner wall of the placing groove through a rotating shaft, the middle position of the top of the rotating cover is provided with a mounting groove, the center of the mounting groove is provided with a mounting opening, and the bottom of the mounting opening is coaxially connected with a guide cylinder;
an L-shaped fixing frame is fixedly arranged at the bottom of the mounting groove, the top of the L-shaped fixing frame is positioned above the mounting opening, an electric push rod is arranged at the top of the L-shaped fixing frame, the electric push rod and the mounting opening are coaxially arranged, a mounting cylinder is coaxially connected to the bottom of the electric push rod and extends into the detection cavity from the guide cylinder, and a detection head is arranged in the mounting cylinder;
the middle part at pull box installs the spacing ring, is equipped with in the spacing ring and holds the ware, holds the position of ware and is located the detection head below, detects head, electric telescopic handle, electric putter and radioactivity measuring apparatu and link to each other through the data line.
Preferably, the top of the mounting groove is provided with a sealing cover, and the bottom edge of the sealing cover is connected with the rotating cover.
Preferably, a baffle is vertically connected to the bottom of one side of the rotating cover, which is close to the strip-shaped bearing seat.
Preferably, the top of the strip-shaped bearing seat and the bottom of the strip-shaped seat are embedded and provided with the first adsorption magnets.
Preferably, the bottom of the placing groove and the edges of two sides of the bottom of the rotating cover are embedded and installed with second adsorption magnets.
Compared with the existing radioactive measuring instrument, when the radioactive measuring instrument is used, the rotary cover is convenient to open, the detection head can be cleaned, and the drawing box is convenient to take down and clean; when the rotary cover is opened, the cavity for detection of the radioactive measuring instrument can completely leak after the drawing box is taken down, and convenience is brought to the cleaning of operators.
Drawings
Fig. 1 is a schematic diagram of the front structure of the present utility model.
Fig. 2 is a schematic diagram of a rear side structure of the present utility model.
Fig. 3 is a cross-sectional view of the structure of the present utility model.
Fig. 4 is a schematic diagram of a rear side structure of the present utility model.
In the figure: 1. a radioactivity measuring instrument; 2. a placement groove; 3. a detection chamber; 4. a rotary cover; 5. sealing cover; 6. a guide cylinder; 7. a mounting cylinder; 8. an electric telescopic rod; 9. a positioning pin; 10. a first attracting magnet; 11. a limiting ring; 12. a holding vessel; 13. a strip-shaped seat; 14. positioning holes; 15. drawing the box; 16. a strip-shaped bearing seat; 17. a second attracting magnet; 18. an L-shaped fixing frame; 19. an electric push rod; 20. a mounting port; 21. a mounting groove; 22. a detection head; 23. and a baffle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a low-background alpha beta radioactivity measuring instrument comprises a radioactivity measuring instrument 1, wherein a detecting cavity 3 is arranged in the middle of the top of a shell of the radioactivity measuring instrument 1, a drawing box 15 is placed in the detecting cavity 3, one side, close to an opening of the detecting cavity 3, of the drawing box 15 is connected with a strip-shaped seat 13, and positioning holes 14 are formed in two ends of the strip-shaped seat 13;
an electric telescopic rod 8 is arranged in the middle position below the detection cavity 3, the electric telescopic rod 8 is fixed in the shell of the radioactivity measuring instrument 1, a telescopic shaft of the electric telescopic rod 8 extends out of the shell, a strip-shaped bearing seat 16 is horizontally arranged at the tail end of the electric telescopic rod 8, and positioning pins 9 are vertically arranged at two ends of the top of the strip-shaped bearing seat 16;
the drawing box 15 is arranged in the detection cavity 3, the positioning pins 9 are respectively inserted into the positioning holes 14, and when the telescopic shaft of the electric telescopic rod 8 extends to the longest, the drawing box 15 is always positioned on the bottom surface of the detection cavity 3.
As shown in fig. 3, the electric telescopic rod 8 can drive the drawing box 15 to draw out and advance, when the drawing box 15 is drawn out to the outermost side, the tail end of the drawing box 15 is always positioned on the bottom of the detection cavity 3, so that the drawing box 15 can move along the detection cavity 3 and cannot fall down, and most importantly, the drawing box 15 can be taken down from the positioning pin 9 at any time and does not affect the use.
As shown in fig. 1, the two sides of the top of the detection cavity 3 are provided with a placement groove 2, a rotary cover 4 is placed in the placement groove 2, one end of the rotary cover 4 far away from the strip-shaped bearing seat 16 is rotationally connected with the inner wall of the placement groove 2 through a rotating shaft, a mounting groove 21 is formed in the middle position of the top of the rotary cover 4, a mounting opening 20 is formed in the center of the mounting groove 21, and the bottom of the mounting opening 20 is coaxially connected with a guide cylinder 6;
an L-shaped fixing frame 18 is fixedly arranged at the bottom of the mounting groove 21, the top of the L-shaped fixing frame 18 is positioned above the mounting opening 20, an electric push rod 19 is arranged at the top of the L-shaped fixing frame 18, the electric push rod 19 and the mounting opening 20 are coaxially arranged, a mounting cylinder 7 is coaxially connected to the bottom of the electric push rod 19, the mounting cylinder 7 extends into the detection cavity 3 from the guide cylinder 6, a detection head 22 is arranged in the mounting cylinder 7, the mounting cylinder 7 can move up and down along the guide cylinder 6, and the arranged guide cylinder 6 can play a role in guiding the mounting cylinder 7;
a limiting ring 11 is arranged in the middle of the drawing box 15, a containing dish 12 is arranged in the limiting ring 11, the position of the containing dish 12 is positioned below a detection head 22, and the detection head 22, the electric telescopic rod 8, the electric push rod 19 and the radioactivity measuring instrument 1 are connected through data wires;
when the detected object is placed in the accommodating dish 12, the electric telescopic rod 8 is controlled to retract, and then the electric push rod 19 drives the detection head 22 to descend into the accommodating dish 12 for detection.
As shown in fig. 4, the top of the installation groove 21 is provided with a sealing cover 5, and the bottom edge of the sealing cover 5 is connected with the rotating cover 4 to seal the installation groove 21.
As shown in fig. 3 and 2, a baffle plate 23 is vertically connected to the bottom of one side of the rotary cover 4, which is close to the strip-shaped bearing seat 16, the baffle plate 23 is located at the top of the strip-shaped seat 13, when the rotary cover 4 is covered, the baffle plate 23 just seals the opening of the detection cavity 3, and a gap between the bottom and the detection cavity 3 just can accommodate the strip-shaped seat 13.
As shown in fig. 1, the top of the strip-shaped bearing seat 16 and the bottom of the strip-shaped seat 13 are embedded and provided with a first adsorption magnet 10; the bottom of the placing groove 2 and the edges of the two sides of the bottom of the rotating cover 4 are embedded and provided with second adsorption magnets 17.
When the radioactive detection device is used, the rotary cover 4 is convenient to open, the detection head 22 can be cleaned, and after the rotary cover 4 is opened and the drawing box 15 is taken down, the cavity for detection of the radioactive detection device can completely leak, so that the radioactive detection device brings convenience for cleaning operators.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A low background alpha beta radioactivity measuring instrument, comprising a radioactivity measuring instrument (1), characterized in that: a detection cavity (3) is arranged in the middle of the top of the shell of the radioactivity measuring instrument (1), a drawing box (15) is arranged in the detection cavity (3), one side of the drawing box (15) close to the opening of the detection cavity (3) is connected with a strip-shaped seat (13), and two ends of the strip-shaped seat (13) are provided with positioning holes (14);
an electric telescopic rod (8) is arranged in the middle position below the detection cavity (3), the electric telescopic rod (8) is fixed in the shell of the radioactivity measuring instrument (1), a telescopic shaft of the electric telescopic rod (8) extends out of the shell, a strip-shaped bearing seat (16) is horizontally arranged at the tail end of the electric telescopic rod (8), and positioning pins (9) are vertically arranged at the two ends of the top of the strip-shaped bearing seat (16);
the drawing box (15) is arranged in the detection cavity (3), the positioning pins (9) are respectively inserted into the positioning holes (14), and when the telescopic shaft of the electric telescopic rod (8) extends to the longest, the drawing box (15) is always positioned on the bottom surface of the detection cavity (3).
2. The low background αβ radioactivity measurement instrument according to claim 1, wherein: the two sides of the top of the detection cavity (3) are provided with a placing groove (2), a rotating cover (4) is placed in the placing groove (2), one end, far away from the strip-shaped bearing seat (16), of the rotating cover (4) is rotationally connected with the inner wall of the placing groove (2) through a rotating shaft, an installation groove (21) is formed in the middle position of the top of the rotating cover (4), an installation opening (20) is formed in the center of the installation groove (21), and the bottom of the installation opening (20) is coaxially connected with a guide cylinder (6);
an L-shaped fixing frame (18) is fixedly arranged at the bottom of the mounting groove (21), the top of the L-shaped fixing frame (18) is positioned above the mounting opening (20), an electric push rod (19) is arranged at the top of the L-shaped fixing frame (18), the electric push rod (19) and the mounting opening (20) are coaxially arranged, the bottom of the electric push rod (19) is coaxially connected with a mounting cylinder (7), the mounting cylinder (7) extends into the detection cavity (3) from the guide cylinder (6), and a detection head (22) is arranged in the mounting cylinder (7);
the middle part at pull box (15) is equipped with spacing ring (11), is equipped with in spacing ring (11) and holds dish (12), holds the position of dish (12) and is located detection head (22) below, detects head (22), electric telescopic handle (8), electric putter (19) and radiometer (1) and link to each other through the data line.
3. The low background αβ radioactivity measurement instrument according to claim 2, wherein: the top of the mounting groove (21) is provided with a sealing cover (5), and the bottom edge of the sealing cover (5) is connected with the rotating cover (4).
4. The low background αβ radioactivity measurement instrument according to claim 2, wherein: the bottom of one side of the rotary cover (4) close to the strip-shaped bearing seat (16) is vertically connected with a baffle plate (23).
5. The low background αβ radioactivity measurement instrument according to claim 1, wherein: the top of the strip-shaped bearing seat (16) and the bottom of the strip-shaped seat (13) are embedded and provided with a first adsorption magnet (10).
6. The low background αβ radioactivity measurement instrument according to claim 1, wherein: the bottom of the placing groove (2) and the edges of the two sides of the bottom of the rotating cover (4) are embedded and installed with second adsorption magnets (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222119662.3U CN218974605U (en) | 2022-08-12 | 2022-08-12 | Low background alpha beta radioactivity measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222119662.3U CN218974605U (en) | 2022-08-12 | 2022-08-12 | Low background alpha beta radioactivity measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218974605U true CN218974605U (en) | 2023-05-05 |
Family
ID=86154092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222119662.3U Active CN218974605U (en) | 2022-08-12 | 2022-08-12 | Low background alpha beta radioactivity measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218974605U (en) |
-
2022
- 2022-08-12 CN CN202222119662.3U patent/CN218974605U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209927495U (en) | Soil detection sampling device | |
| CN218974605U (en) | Low background alpha beta radioactivity measuring instrument | |
| CN219038470U (en) | Sewage sampling device for environmental monitoring | |
| CN216233723U (en) | Body fluid sampling and storing device for endocrinology department | |
| CN210774800U (en) | Sampling device for soil detection | |
| CN211784593U (en) | Quick detection device of atmospheric organic pollutant | |
| CN219675945U (en) | Environmental monitoring sample measuring apparatu | |
| CN220367037U (en) | Sampler for public health area for preventive medicine | |
| CN215375101U (en) | Hydrogen concentration check out test set convenient to use | |
| CN215415911U (en) | Low-background alpha beta measuring instrument acquisition and analysis device | |
| CN210332752U (en) | Dustproof device of high-throughput biological sequencing detection platform | |
| CN220200133U (en) | Blood collection sample management device | |
| CN220137108U (en) | Pork product sodium content check out test set | |
| CN219978233U (en) | Hoisting type indoor air quality detection equipment | |
| CN213689801U (en) | Safety detection test bin for electrical equipment | |
| CN217111144U (en) | Noise detection workbench | |
| CN210112899U (en) | Traditional chinese medicine production is with inspection placing box | |
| CN217676746U (en) | Sampling pipe device of uncapping | |
| CN210090458U (en) | Landscape maintenance uses soil detection device | |
| CN219991535U (en) | Sampling device for multi-site gene detection | |
| CN211292767U (en) | Air quality detection device | |
| CN217787095U (en) | Soil pH value rapid sampling detection device for soil remediation | |
| CN108645985A (en) | A kind of digital detector of powdered food small molecule noxious material | |
| CN214416448U (en) | Test-tube rack for endocrinology department | |
| CN213336182U (en) | Glue way check out test set that accurate detected |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |