CN215460750U - Device for inversely installing radioactive source - Google Patents
Device for inversely installing radioactive source Download PDFInfo
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- CN215460750U CN215460750U CN202121402762.6U CN202121402762U CN215460750U CN 215460750 U CN215460750 U CN 215460750U CN 202121402762 U CN202121402762 U CN 202121402762U CN 215460750 U CN215460750 U CN 215460750U
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- radioactive source
- shielding
- shielding ring
- ring
- fixing
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Abstract
The utility model discloses a device for inversely installing a radioactive source, which comprises a shielding ring, wherein a radioactive source limiting pipe frame is arranged in the shielding ring, the limiting pipe frame comprises two fixing rings and a plurality of connecting rods, so that the fixing rings, the connecting rods and the shielding ring form an accommodating cavity for accommodating the radioactive source, and the radioactive source can slide in the accommodating cavity; and two ends of the shielding ring are respectively detachably provided with a shielding plate for opening or closing the shielding ring. The radioactive source is placed in the limiting pipe frame, and the movement of the radioactive source is realized through the driving device, so that the radioactive source can move quickly, the required power can be reduced, the volume of the driving device is reduced, the whole device is simple and compact in structure, small in volume and light, and the device is convenient for operators to use, and can be used for quickly completing the installation of the radioactive source.
Description
Technical Field
The utility model relates to the technical field of radiation equipment, in particular to a device for inversely installing a radiation source.
Background
In the field of nuclear industry, aiming at the inverted operation of a radioactive source in the process of utilizing nuclear technology, most of the process flows adopted in the past are radioactive source production, hot chamber taking out, shielded container transferring and field equipment inverted installation; the special shielding transfer container, the special tool for the inverted source and the like are involved, the number of tools and instruments is large, the operation process is complex, and therefore the requirements on the psychological quality, the operation proficiency and the like of the operators with the inverted source are high.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a device for inversely installing a radioactive source, so as to solve the problems that the device for inversely installing the radioactive source in the prior art has many equipment and tools, is complex to operate and is inconvenient to use and maintain.
The technical scheme adopted by the utility model is as follows:
a device for inversely installing radioactive sources comprises a shielding ring, wherein a radioactive source limiting pipe frame is arranged in the shielding ring, the limiting pipe frame comprises two fixing rings and a plurality of connecting rods, the two fixing rings and the shielding ring are coaxially arranged, the axes of the connecting rods are parallel to the axes of the fixing rings, the connecting rods are distributed at intervals along the circumferences of the fixing rings, and two ends of each connecting rod are fixedly connected with the two fixing rings respectively; the shielding ring is coated on the outer sides of the fixing ring and the connecting rod, so that the fixing ring, the connecting rod and the shielding ring form an accommodating cavity for accommodating a radioactive source, and the radioactive source can slide in the accommodating cavity; and two ends of the shielding ring are respectively detachably provided with a shielding plate for opening or closing the shielding ring.
Preferably, a plurality of permanent magnets are arranged on the inner side of the limiting pipe frame, and the polarities of the permanent magnets are the same.
Preferably, a fixing rod is further arranged on one side of the connecting rod, the fixing rod is U-shaped, and two ends of the fixing rod are fixedly connected with the fixing ring respectively; the fixed rod stretches into the shielding ring, and the limiting pipe support is fixedly connected with the shielding ring through the fixed rod.
Preferably, the shielding ring comprises a plurality of shielding blocks, a gap is formed between every two adjacent shielding blocks, and the shielding blocks are alternately distributed in a staggered manner.
Compared with the prior art, the utility model has the following advantages:
the radioactive source is placed in the limiting pipe frame, and the movement of the radioactive source is realized through the driving device, so that the radioactive source slides in the limiting pipe frame with low resistance, the radioactive source can move quickly, the required power can be reduced, the volume of the driving device is reduced, the whole device is simple and compact in structure, small and light in volume, and convenient for operators to use, and the installation of the radioactive source is completed quickly.
Drawings
Fig. 1 is a schematic structural diagram of a device for flipping a radioactive source according to the present invention.
Fig. 2 is a schematic view of the structure at view angle a-a.
In the figure: the device comprises a fixing ring 1, a connecting rod 2, a radioactive source 3, a shielding plate 4, a fixing rod 5 and a shielding block 6.
Detailed Description
The utility model will be further explained with reference to the drawings and the embodiments.
Example (b): the utility model provides a device for flip-chip radiation source, includes the shielding ring, is equipped with the spacing pipe support of radiation source in the shielding ring, spacing pipe support includes two solid fixed rings 1 and a plurality of connecting rod 2, and two solid fixed rings set up with the shielding ring coaxial line, the axis of connecting rod is on a parallel with solid fixed ring's axis, and the connecting rod is along solid fixed ring's circumference interval distribution, the both ends of connecting rod link to each other with two fixed ring are fixed respectively. The shielding ring cladding is in the outside of solid fixed ring and connecting rod, makes solid fixed ring, connecting rod and shielding ring form a holding chamber that is used for placing radiation source 3, and the radiation source can the holding intracavity slides. Can dismantle respectively at the both ends of shield ring and be equipped with a shield plate 4 for open or close the shield ring, when the radiation source was placed in spacing pipe support, can close the shield plate at shield ring both ends for the radiation of shielding radiation source, protection operating personnel's safety.
When in actual use, the radioactive source can be driven to move in the limiting pipe frame through various driving devices, for example, when the radioactive source is installed, the radioactive source is inversely installed in the blood irradiation device through the self gravity of the radioactive source, and when the radioactive source needs to be replaced, the radioactive source can be taken out through compressed gas.
When the limiting pipe frame is implemented specifically, a plurality of permanent magnets are arranged on the inner side of the limiting pipe frame, the polarities of the permanent magnets are the same, meanwhile, the permanent magnets are also arranged outside the radioactive source, the polarities of the permanent magnets are the same as those of the permanent magnets on the inner side of the limiting pipe frame, the radioactive source can be suspended in the limiting pipe frame through the permanent magnets, and the radioactive source can slide in the limiting pipe frame at low resistance, so that the purpose of being fast and labor-saving is achieved. A fixed rod 5 is arranged on one side of the connecting rod, the fixed rod is U-shaped, and two ends of the fixed rod are fixedly connected with the fixed ring respectively; the fixed rod stretches into the shielding ring, and the limiting pipe support is fixedly connected with the shielding ring through the fixed rod. The shielding ring comprises a plurality of shielding blocks 6, gaps are formed between every two adjacent shielding blocks, the shielding blocks are alternately distributed in a staggered mode, each gap is distributed in a staggered mode, namely the two adjacent gaps cannot be located on the same plane, and rays of a radioactive source are prevented from being emitted from the gaps. The space for the radioactive source to slide is enclosed by the fixing ring and the connecting rod, so that the radioactive source can slide in the space with low resistance, the aim of rapidness and labor saving is fulfilled, and the radioactive source can be rapidly placed at a specified position; and the space is covered by a shielding ring to absorb the rays of a radioactive source, so that the radiation of workers is avoided.
When in use, the device for inversely installing the radioactive source is matched with a miniaturized blood irradiation device for use, and is mainly used for installing or taking out the radioactive source in the miniaturized blood irradiation device. Placing a radioactive source into a limiting pipe frame, aligning a shielding ring with the opening end of the radioactive source pipe frame in the miniaturized blood irradiation device, and inversely placing the radioactive source into the radioactive source pipe frame under the action of gravity; when the radioactive source needs to be replaced, the shielding ring is aligned to the opening end of the radioactive source pipe frame, and the radioactive source is sucked into the shielding ring by using the driving device, so that a new radioactive source is replaced.
The present invention is not limited to the above-described embodiments, and configurations similar to or the same as those of the above-described embodiments of the present invention are within the scope of the present invention.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all that should be covered by the claims of the present invention.
Claims (4)
1. The device for inversely installing the radioactive source is characterized by comprising a shielding ring, wherein a radioactive source limiting pipe frame is arranged in the shielding ring, the limiting pipe frame comprises two fixing rings (1) and a plurality of connecting rods (2), the two fixing rings and the shielding ring are coaxially arranged, the axes of the connecting rods are parallel to the axes of the fixing rings, the connecting rods are distributed at intervals along the circumference of the fixing rings, and two ends of each connecting rod are fixedly connected with the two fixing rings respectively; the shielding ring is coated on the outer sides of the fixing ring and the connecting rod, so that the fixing ring, the connecting rod and the shielding ring form an accommodating cavity for accommodating the radioactive source (3), and the radioactive source can slide in the accommodating cavity; and two ends of the shielding ring are respectively detachably provided with a shielding plate (4) for opening or closing the shielding ring.
2. The device for flipping the radioactive source as claimed in claim 1, wherein a plurality of permanent magnets are arranged inside the limiting pipe frame, and the polarity of the permanent magnets is the same.
3. The device for upside-down mounting of radioactive sources as claimed in claim 1, wherein a fixing rod (5) is further provided at one side of the connecting rod, the fixing rod is U-shaped, and both ends of the fixing rod are fixedly connected to the fixing rings respectively; the fixed rod stretches into the shielding ring, and the limiting pipe support is fixedly connected with the shielding ring through the fixed rod.
4. The device for flipping radioactive sources according to claim 1, wherein the shielding ring comprises a plurality of shielding blocks (6), a gap is formed between every two adjacent shielding blocks, and the shielding blocks are alternately arranged in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121402762.6U CN215460750U (en) | 2021-06-23 | 2021-06-23 | Device for inversely installing radioactive source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121402762.6U CN215460750U (en) | 2021-06-23 | 2021-06-23 | Device for inversely installing radioactive source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215460750U true CN215460750U (en) | 2022-01-11 |
Family
ID=79721251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121402762.6U Active CN215460750U (en) | 2021-06-23 | 2021-06-23 | Device for inversely installing radioactive source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215460750U (en) |
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2021
- 2021-06-23 CN CN202121402762.6U patent/CN215460750U/en active Active
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