JPH0291599A - Shielding material for radiant ray - Google Patents
Shielding material for radiant rayInfo
- Publication number
- JPH0291599A JPH0291599A JP24570188A JP24570188A JPH0291599A JP H0291599 A JPH0291599 A JP H0291599A JP 24570188 A JP24570188 A JP 24570188A JP 24570188 A JP24570188 A JP 24570188A JP H0291599 A JPH0291599 A JP H0291599A
- Authority
- JP
- Japan
- Prior art keywords
- material layer
- flexible material
- lead
- bodies
- spherulitic
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 48
- 230000005855 radiation Effects 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 abstract description 10
- 239000004744 fabric Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 210000002149 gonad Anatomy 0.000 description 1
- 210000005075 mammary gland Anatomy 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 210000001685 thyroid gland Anatomy 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野］
この発明は、放射線から人体を保護するために用いる放
射線遮蔽材に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a radiation shielding material used to protect the human body from radiation.
〔従来の技術）
放射線核種から放出される粒子線電磁波、Ｘ線、ガンマ
線（以下これらを単に放射線という）にさらされる環境
においては、人体を放射線から保護する必要があり、こ
のため、放射線遮蔽材を用いて製作した保護衣類を着用
して作業を行なうことが義務付けられている。[Prior art] In environments where the human body is exposed to particle beams, electromagnetic waves, X-rays, and gamma rays (hereinafter simply referred to as radiation) emitted from radionuclides, it is necessary to protect the human body from radiation. It is mandatory to wear protective clothing made using
従来、上記のような保護衣類の製作に用いる放射線遮蔽
材は、第５図の如く、ゴム仮１の内部に鉛板２を入れて
形成し、これを衣類の内部に組み込んで使用していた。Conventionally, the radiation shielding material used in the production of the above-mentioned protective clothing was formed by inserting a lead plate 2 inside a rubber temporary 1, and this was incorporated into the clothing. .
ところで、鉛板を使用した遮蔽材は、重量が重いだけで
なく、柔軟性に欠け、これを組込み使用した衣類は身体
に対するフィツト感がなく、作業動作が緩慢になって疲
れるという問題がある。By the way, shielding materials using lead plates are not only heavy but also lack flexibility, and clothing in which they are incorporated do not fit the body well, making work movements slow and tiring.
また、人体の部位において特に放射線から保護する必要
のある部分は、乳腺、甲状腺、生殖腺等であり、これら
の部位を保護するためには、鉛板の厚みを厚くしなけれ
ばならず、上記各部位に対応する部分だけ鉛板を厚くす
るということができないため、必然的に全体の重量が重
くなるという問題がある。In addition, the parts of the human body that particularly need to be protected from radiation are the mammary glands, thyroid, gonads, etc. In order to protect these parts, the thickness of the lead plate must be increased, and each of the above Since it is not possible to thicken the lead plate only in the corresponding parts, there is a problem that the overall weight inevitably increases.
この発明の課題は、上記のような問題点を解決するため
、全体的な重量の軽減と身体に対するフィツト感が得ら
れ、遮蔽効率の部分的な調整が自由に行える放射線の遮
蔽材を提供することにある。An object of the present invention is to provide a radiation shielding material that reduces overall weight, provides a good fit to the body, and allows partial adjustment of shielding efficiency to solve the above-mentioned problems. There is a particular thing.
上記のようなの課題を解決するため、この発明は、可撓
材層に、鉛の球粒体を密に並べて取付けた構成としたも
のである。In order to solve the above-mentioned problems, the present invention has a structure in which lead spherules are closely arranged and attached to a flexible material layer.
シート状に形成した可撓材層に、鉛の球粒体を密に並べ
て取付けであるので、球粒体が放射線の遮蔽効果を発揮
すると共に、全体的な鉛使用屋の削減によってｆｆｉ債
が軽くでき、球粒体は個々に独立しているため可撓性が
得られ、身体にフィツトする保護衣類を構成することが
できる。Since lead spherules are closely arranged and attached to a sheet-shaped flexible material layer, the spherules have a radiation shielding effect, and the overall reduction in the number of lead users reduces FFI bonds. It can be made lightweight, and since the spherules are individually independent, it has flexibility and can be used to construct protective clothing that fits the body.
以下、この発明の実施例を添付図面に基づいて説明する
。Embodiments of the present invention will be described below with reference to the accompanying drawings.
第１図のように、放射線の遮蔽材１１は、シート状にし
た可［Ｑ材層１２に多数の鉛の球粒体１３を密に並べた
状態で取付けて形成され、可撓材層１２には基布１４が
重ねられている。As shown in FIG. 1, the radiation shielding material 11 is formed by attaching a large number of lead spherules 13 to a sheet-shaped flexible material layer 12 in a state in which they are closely arranged. A base cloth 14 is overlaid thereon.
上記可撓材層１２を形成する材料としては、シ〔登録高
検〕
リコンのほか、テフロン、フェス等各種合成樹脂を使用
すると共に、基布１４はガーゼや各種布地、合成樹脂シ
ートが使用できる。As the material for forming the flexible material layer 12, in addition to silicone, various synthetic resins such as Teflon and Fess may be used, and the base fabric 14 may be gauze, various fabrics, or synthetic resin sheets.
また、鉛の球粒体１３は、可撓材Ｆ！Ｊ１２に対し可撓
材層１２の接着力を利用して固定化するものであり、平
面的に密に並ぶよう取付けると共に、使用する球粒体１
３の球径は、例えば０．５ｍｍ〜２柵の範囲で適宜選択
すればよい。Moreover, the lead spherules 13 are made of flexible material F! J12 is fixed by using the adhesive force of the flexible material layer 12, and the spherules 1 to be used are attached so as to be closely arranged in a plane.
The ball diameter of No. 3 may be appropriately selected, for example, within the range of 0.5 mm to 2 fences.
更に、鉛の球粒体１３は、全体に同一球径のものを小用
してもよいが、第１図のように、大球径の球粒体１３ａ
を並べた部分と小球径の球粒体１３ｂを並べた部分を混
在させ、大球径の球粒体１３ａの部分を、身体の特に保
護を必要とする部位に対応させることができるようにし
てもよい。Further, the lead spherules 13 may have the same diameter throughout, but as shown in FIG.
A part in which the spherical bodies 13b having a small diameter are arranged together with a part in which the spherical bodies 13b having a small spherical diameter are arranged are mixed, so that the part in which the spherical bodies 13a having a large spherical diameter are arranged corresponds to a part of the body that particularly requires protection. It's okay.
遮蔽材１１を製作するには、第２図のように、基布１４
上に可撓材層１２を適当な厚みで塗布形成し、この可Ｉ
Ｑ材層１２が粘着性を維持している間に、その上面に多
数の球粒体１３を散布する。To manufacture the shielding material 11, as shown in FIG.
A flexible material layer 12 is coated and formed on the flexible material layer 12 to a suitable thickness.
While the Q material layer 12 maintains its adhesiveness, a large number of spherules 13 are sprinkled on its upper surface.
Ｆｏｐ粒体１３が第２図のように、上下に積み重なる状
態で、基布１４を傾斜させる等して球粒体１３を可撓材
層１２の面方向に転動させ、可撓材層１２の面方向に分
散する。As shown in FIG. 2, with the FOP granules 13 stacked up and down, the base fabric 14 is tilted, etc., and the granules 13 are rolled in the plane direction of the flexible material layer 12. Distributed in the plane direction.
可）尭材Ｎ１２に直接接触した球粒体１３は、可撓材層
１２に対して接着力によって固定され、球粒体１３上に
あるものは転動することにより、球粒体１３間の空間を
埋め、これによって、可撓材層１２の全面に対して球粒
体１３が密に並んだ状態で接着する。Possible) The spherical bodies 13 that are in direct contact with the spheroidal material N12 are fixed to the flexible material layer 12 by adhesive force, and the objects on the spherical bodies 13 roll, so that the space between the spherical bodies 13 is This fills the space, thereby adhering the spherical bodies 13 to the entire surface of the flexible material layer 12 in a densely arranged state.
この後、基布１４を反転又は傾斜させ、可撓材層１２と
接着していない球粒体を除去すると、第３図に示す如く
、可撓材層１２に接着した球粒体１３のみが残り、可撓
材層１２上にＬｐ粒体１３が一層の状態で密に並んだ遮
蔽材１１が得られる。Thereafter, when the base fabric 14 is reversed or tilted to remove the spherules not bonded to the flexible layer 12, only the spherules 13 bonded to the flexible layer 12 are removed, as shown in FIG. The remaining shielding material 11 is obtained in which the Lp particles 13 are densely arranged in a single layer on the flexible material layer 12.
第４図は、上記球粒体１３上に更に可撓材層１２と基材
１４を積層し、球粒体１３群をサンドイッチした遮蔽材
１１の例を示している。FIG. 4 shows an example of a shielding material 11 in which a flexible material layer 12 and a base material 14 are further laminated on the spherical bodies 13, and a group of spherical bodies 13 is sandwiched therebetween.
なお、可撓材層１２に対する球粒体１３群の並列伏皿は
、上記のような固定手段によって、可撓材層１２の面に
対して例えば９２〜９８％程度の遮蘭率を得ることがで
き、放射線の遮蔽効果は十分に発揮できる。In addition, by fixing the spherical bodies 13 in parallel to the flexible material layer 12 using the above-mentioned fixing means, it is possible to obtain a shielding rate of, for example, about 92 to 98% with respect to the surface of the flexible material layer 12. , and the radiation shielding effect can be fully demonstrated.
また、球粒体１３の球径の異なる部分を形成するには、
異なった球径ごとに散布部分を変化させればよい。Moreover, in order to form portions of the spherical bodies 13 having different spherical diameters,
What is necessary is to change the dispersion area for each different ball diameter.
更に、所望する遮蔽率を得るため、球径の異なるｔｙ粒
体を予め混合した状態で散布するようにしてもよい。Furthermore, in order to obtain a desired shielding rate, ty particles having different spherical diameters may be mixed in advance and sprayed.
第１図は上記遮蔽材１１を用いて製作した保護衣類への
一例を示しており、遮蔽材１１を表地Ｂと裏ｊ（！！ｃ
の間に挾み込んで状態で裁断縫製したものである。FIG. 1 shows an example of protective clothing manufactured using the above-mentioned shielding material 11.
It was cut and sewn with it sandwiched in between.
上記保護衣ｌＡは図示のようなヘスト状に限るものでは
なく、使用場所の条件に応じて自由に選択でき、例えば
原子力関係用の圧力服等、表地Ｂ及び裏地Ｃの材質との
組合せによって、広範な使用条件に対応できる保護衣類
を形成できる。The above-mentioned protective clothing IA is not limited to the hest shape as shown in the figure, but can be freely selected depending on the conditions of the place of use. Protective clothing can be formed that can accommodate a wide range of usage conditions.
なお、遮蔽材１１ζ：おいて可撓材層１２の裁断後にお
ける周囲は縫製強度が弱いため、全面に基布１４を用い
てもよいが、Ｋｌｍぜんとする部分にのみ基布を重ねる
ようにしてもよい。In addition, since the sewing strength around the flexible material layer 12 after cutting in the shielding material 11ζ is weak, the base fabric 14 may be used on the entire surface, but it is preferable to overlap the base fabric only on the part where Klm is completely formed. It's okay.
以上のように、この発明によると、可廃材層上Ａ
に鉛の球粒体を密に並べて取付けたので、球粒体によっ
て放射線の遮蔽効果が得られると共に、全体的に船便用
量の削減が図れ、放射線保護衣類の軽匿化が可能になる
。As described above, according to the present invention, since the lead spherules are closely arranged and attached on the disposable material layer A, the spherules provide a radiation shielding effect, and the overall amount of shipping can be reduced. This makes it possible to make radiation protection clothing lighter and more concealable.
また、可撓材層と球粒体の組合せにより、可撓性が生じ
、身体にフィツトした保護衣類を形成することができる
。Furthermore, the combination of the flexible material layer and the spherules provides flexibility, making it possible to form protective clothing that fits the body.
更に、球粒体の球径を選択することにより、各種遮蔽率
の遮蔽材を形成することができ、遮蔽率の部分的な変化
も球径の組合せを選択することによって得ることができ
る。Furthermore, by selecting the spherical diameter of the spherules, shielding materials with various shielding ratios can be formed, and partial changes in the shielding ratio can also be obtained by selecting a combination of spherical diameters.
第１図はこの発明に係る遮蔽材を用いた保護衣類の一部
切欠斜視図、第２図と第３図は遮蔽衣類の製作順序を示
す断面図、第４図は遮蔽材の他の例を示す断面図、第５
図は従来の遮蔽材の断面図である。
１１・・・・・・遮蔽材、 １２・・・・・・可撓
材層、１３・・・・・・鉛の球粒体、１４・・・・・・
基布。
第１図
第２図
第３図
第４図
第５図FIG. 1 is a partially cutaway perspective view of a protective garment using the shielding material according to the present invention, FIGS. 2 and 3 are cross-sectional views showing the manufacturing order of the shielding garment, and FIG. 4 is another example of the shielding material. 5th cross-sectional view showing
The figure is a sectional view of a conventional shielding material. 11... Shielding material, 12... Flexible material layer, 13... Lead spherules, 14...
Base cloth. Figure 1 Figure 2 Figure 3 Figure 4 Figure 5
Claims (2)
射線遮蔽材。(1) A radiation shielding material in which lead spherules are closely arranged and attached to a flexible material layer.
いた請求項（１）に記載の放射線遮蔽材。(2) The radiation shielding material according to claim (1), wherein the lead spherules are used in combination with spherules having different particle sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63245701A JPH0634088B2 (en) | 1988-09-28 | 1988-09-28 | Method of manufacturing radiation shielding material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63245701A JPH0634088B2 (en) | 1988-09-28 | 1988-09-28 | Method of manufacturing radiation shielding material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0291599A true JPH0291599A (en) | 1990-03-30 |
| JPH0634088B2 JPH0634088B2 (en) | 1994-05-02 |
Family
ID=17137521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63245701A Expired - Fee Related JPH0634088B2 (en) | 1988-09-28 | 1988-09-28 | Method of manufacturing radiation shielding material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634088B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04124499U (en) * | 1991-04-26 | 1992-11-12 | 大成建設株式会社 | radiation shield |
| JP2001262718A (en) * | 2000-03-22 | 2001-09-26 | Riken Light Metal Ind Co Ltd | Expansion joint |
| JP2014523518A (en) * | 2011-05-11 | 2014-09-11 | ステムラド リミテッド | Radiation protection device and method |
| US10276273B2 (en) | 2015-03-17 | 2019-04-30 | Stemrad Ltd. | Device and method for protection from radiation in space |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58172597A (en) * | 1982-04-03 | 1983-10-11 | 志村 義之 | Shielding mat |
| JPS6242399U (en) * | 1985-09-02 | 1987-03-13 |
-
1988
- 1988-09-28 JP JP63245701A patent/JPH0634088B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58172597A (en) * | 1982-04-03 | 1983-10-11 | 志村 義之 | Shielding mat |
| JPS6242399U (en) * | 1985-09-02 | 1987-03-13 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04124499U (en) * | 1991-04-26 | 1992-11-12 | 大成建設株式会社 | radiation shield |
| JP2001262718A (en) * | 2000-03-22 | 2001-09-26 | Riken Light Metal Ind Co Ltd | Expansion joint |
| JP2014523518A (en) * | 2011-05-11 | 2014-09-11 | ステムラド リミテッド | Radiation protection device and method |
| US10600524B2 (en) | 2011-05-11 | 2020-03-24 | Stemrad Ltd. | Radiation protection device and methods thereof |
| US10276273B2 (en) | 2015-03-17 | 2019-04-30 | Stemrad Ltd. | Device and method for protection from radiation in space |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0634088B2 (en) | 1994-05-02 |
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