JPH0267300U - - Google Patents
Info
- Publication number
- JPH0267300U JPH0267300U JP14659788U JP14659788U JPH0267300U JP H0267300 U JPH0267300 U JP H0267300U JP 14659788 U JP14659788 U JP 14659788U JP 14659788 U JP14659788 U JP 14659788U JP H0267300 U JPH0267300 U JP H0267300U
- Authority
- JP
- Japan
- Prior art keywords
- rotary shutter
- radioisotope
- flat surface
- operation panel
- surface portion
- 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.)
- Pending
Links
- 230000002285 radioactive effect Effects 0.000 claims 2
- 230000005855 radiation Effects 0.000 description 6
- 230000001678 irradiating effect Effects 0.000 description 1
Landscapes
- Radiation-Therapy Devices (AREA)
Description
第１図は本考案に係わる密封放射性同位元素の
遮蔽・照射装置の一実施例を示す断面図、第２図
は遮蔽体、回転シヤツタおよび回転シヤツタ操作
パネルの側面図、第３図は同密封放射性同位元素
の遮蔽・照射装置の要部拡大断面図、第４図Ａは
線源操作棒と線源収納部の要部拡大正面図、同図
Ｂは同図ＡをＢ―Ｂ線方向から見たときの図、同
図Ｃ，Ｄは同図ＡをＣ―Ｃ線およびＤ―Ｄ線で切
断したときの断面図、第５図は従来の密封放射性
同位元素の遮蔽・照射装置の一例を示す断面図、
第６図は線源操作棒と線源収納部および線源の要
部分解斜視図である。
１０……遮蔽体、１０ａ……線源収納穴、１１
……線源操作棒、１１ａ……回転シヤツタ操作パ
ネル用溝、１１ｂ……平坦面部、１１ｃ……段差
部、１２……線源収納部、１３……線源、１４…
…回転シヤツタ、１５ａ……平坦面部、１４ｂ…
…線源照射用穴、１５……回転シヤツタ操作パネ
ル。
Fig. 1 is a sectional view showing an embodiment of the sealed radioisotope shielding/irradiation device according to the present invention, Fig. 2 is a side view of the shielding body, rotating shutter, and rotating shutter operation panel, and Fig. 3 is a side view of the sealed radioisotope shielding/irradiating device. Figure 4A is an enlarged cross-sectional view of the main parts of the radioisotope shielding and irradiation device. Figure 4A is an enlarged front view of the main parts of the radiation source operating rod and the source storage compartment. Figures C and D are cross-sectional views taken along lines CC and D-D in Figure A, and Figure 5 is an example of a conventional sealed radioisotope shielding/irradiation device. A cross-sectional view showing
FIG. 6 is an exploded perspective view of the main parts of the radiation source operating rod, the radiation source storage section, and the radiation source. 10... Shielding body, 10a... Radiation source storage hole, 11
. . . Source operating rod, 11a .
...Rotating shutter, 15a...Flat surface part, 14b...
...Radiation source irradiation hole, 15...Rotating shutter operation panel.
Claims (1)
の遮蔽体の収納穴に移動可能に設けられた放射性
同位元素の操作棒と、この操作棒の先端に結合さ
れかつ内部に前記放射性同位元素が収納された収
納部と、前記遮蔽体に回転自在に装着されかつ円
周方向の所定位置に照射用穴を有する放射性同位
元素の遮蔽用回転シヤツタと、この回転シヤツタ
のシヤツタ軸に固定されかつ平坦面部を有する略
円板上の回転シヤツタ操作パネルとを備えて成り
、前記操作棒の長手方向途中位置には前記回転シ
ヤツタが閉の状態のとき回転シヤツタ操作パネル
の非平坦面部が嵌入し得る溝が設けられ、この溝
より先端側は横断面が円形状に形成されかつ溝よ
り後端側は前記回転シヤツタ操作パネルの平坦面
部と対接する平坦面部が設けられていることを特
徴とする密封放射性同位元素の遮蔽・照射装置。 A shield for shielding the surroundings of a radioisotope, a radioisotope operating rod movably provided in a storage hole of the shield, and a radioisotope operating rod coupled to the tip of the operating rod and storing the radioisotope inside. a rotary shutter for shielding radioactive isotopes, which is rotatably attached to the shield and has irradiation holes at predetermined positions in the circumferential direction; and a flat surface portion fixed to the shutter shaft of the rotary shutter. and a substantially disc-shaped rotary shutter operation panel having a rotary shutter operation panel, and a groove in a longitudinally intermediate position of the operation rod into which a non-flat surface portion of the rotary shutter operation panel can fit when the rotary shutter is in a closed state. A sealed radioactive isotope having a circular cross section on the distal end side of the groove, and a flat surface portion facing the flat surface portion of the rotary shutter operation panel on the rear end side of the groove. Elemental shielding and irradiation equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14659788U JPH0267300U (en) | 1988-11-11 | 1988-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14659788U JPH0267300U (en) | 1988-11-11 | 1988-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0267300U true JPH0267300U (en) | 1990-05-22 |
Family
ID=31416234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14659788U Pending JPH0267300U (en) | 1988-11-11 | 1988-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0267300U (en) |
-
1988
- 1988-11-11 JP JP14659788U patent/JPH0267300U/ja active Pending
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