JPH0634830Y2 - Superconductor sorting device - Google Patents
Superconductor sorting deviceInfo
- Publication number
- JPH0634830Y2 JPH0634830Y2 JP1987104348U JP10434887U JPH0634830Y2 JP H0634830 Y2 JPH0634830 Y2 JP H0634830Y2 JP 1987104348 U JP1987104348 U JP 1987104348U JP 10434887 U JP10434887 U JP 10434887U JP H0634830 Y2 JPH0634830 Y2 JP H0634830Y2
- Authority
- JP
- Japan
- Prior art keywords
- superconductor
- powder
- insulating container
- particles
- magnet
- 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.)
- Expired - Lifetime
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- Sorting Of Articles (AREA)
Description
【考案の詳細な説明】 「産業上の利用分野」 この考案は超電導体材料の粉末から超電導体粒子を選別
する超電導体選別装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION "Industrial application field" The present invention relates to a superconductor sorting apparatus for sorting superconductor particles from a powder of a superconductor material.
「従来の技術」 従来、酸化物系の超電導体からなる超電導線等を製造す
る際に使用される酸化物系の超電導体材料の粉末は、そ
れぞれの原料を所定量調合し、加熱処理を行うことによ
り製造されている。“Prior Art” Conventionally, powders of oxide-based superconductor materials used for manufacturing superconducting wires and the like made of oxide-based superconductors are prepared by mixing a predetermined amount of each raw material and performing heat treatment. It is manufactured by
「考案が解決しようとする問題点」 ところで、上記のようにして製造された酸化物系の超電
導体材料の粉末では、その製造過程において、原料の分
散性のアンバランスや、加熱処理時の熱的雰囲気のアン
バランスにより、ある程度の割合で超電導性を持たない
粒子（非超電導体粒子）が混入して、臨界温度Tc、臨界
電流密度Jc、臨界磁場Hcといった超電導特性が低下して
しまうという問題があった。“Problems to be solved by the device” By the way, in the oxide-based superconductor material powder manufactured as described above, in the manufacturing process, the imbalance of the dispersibility of the raw material and the heat generated during the heat treatment are Due to the imbalance of the dynamic atmosphere, particles that do not have superconducting properties (non-superconducting particles) are mixed in to some extent, and the superconducting properties such as critical temperature Tc, critical current density Jc, and critical magnetic field Hc deteriorate. was there.
「考案の目的」 この考案は上記問題点に鑑みてなされたものであり、非
超電導体粒子が混入した超電導体材料の粉末から超電導
体粒子を選別することができる超電導体選別装置を提供
することを目的としている。[Object of the Invention] The present invention has been made in view of the above problems, and provides a superconductor sorting apparatus capable of sorting superconductor particles from powder of a superconductor material mixed with non-superconductor particles. It is an object.
「問題点を解決するための手段」 この考案の超電導体選別装置は、内部が超電導体の臨界
温度以下に保たれた断熱容器と、この断熱容器内に超電
導体材料の粉末を供給する供給部と、断熱容器内に設け
られて供給部から供給された超電導体材料の粉末を水平
方向に搬送する搬送部と、この搬送部の下方かつ供給部
より搬送方向側に設けられて搬送された超電導体材料の
粉末中の超電導体粒子を搬送部上に浮上させる磁石と、
この磁石の上方かつ搬送部の上方に設けられて磁石によ
り浮上させられた超電導体粒子を吸い込んで断熱容器外
に取り出す吸入部とを具備してなるものである。"Means for Solving Problems" A superconductor selecting device of the present invention is a heat insulating container whose inside is kept below the critical temperature of the superconductor, and a supply unit for supplying powder of the superconductor material into the heat insulating container. And a transfer section which is provided in the heat insulating container and horizontally transfers the powder of the superconducting material supplied from the supply section, and a superconducting section which is provided below the transfer section and on the transfer direction side of the supply section. A magnet for levitating the superconducting particles in the powder of the body material on the conveying section,
The suction unit is provided above the magnet and above the transport unit, and sucks the superconducting particles levitated by the magnet and takes them out of the heat insulating container.
「実施例」 以下この考案の超電導体選別装置の一実施例を図を参照
して説明する。[Embodiment] An embodiment of the superconductor sorting apparatus of the present invention will be described below with reference to the drawings.
この図において符号１は断熱容器を示す。この断熱容器
１の内部には液体窒素Ｌが充填されると共に、図中左右
に延びるベルトコンベア（搬送部）２が設けられてい
る。このベルトコンベア２は図中左右に互いに離間して
設けられ、軸回りに矢印Ａ方向に回転自在のローラ2a,2
aと、これらローラ2a,2aに巻かれたベルト2bとにより構
成されている。このベルト2bの上方には、このベルト上
にＹ−Ba−Cu−Ｏ系の超電導体材料の粉末Ｐを供給する
ための供給筒（供給部）３が垂直に設けられている。In this figure, reference numeral 1 indicates a heat insulating container. The inside of the heat insulating container 1 is filled with liquid nitrogen L, and a belt conveyor (conveying unit) 2 extending left and right in the drawing is provided. The belt conveyor 2 is provided on the left and right sides of the drawing so as to be spaced apart from each other, and is rotatable about the axis in the direction of arrow A.
and a belt 2b wound around these rollers 2a and 2a. Above the belt 2b, a supply cylinder (supply unit) 3 for vertically supplying the powder P of the Y-Ba-Cu-O-based superconductor material is vertically provided on the belt 2b.
また、ベルトコンベア２のベルト2bの下方かつ上記供給
筒３の図中右方には磁石５が設けられている。この磁石
５はベルト2bにより搬送されてきた超電導体材料の粉末
Ｐに磁力を作用させることにより、超電導体のマイスナ
ー効果による完全反磁性を利用して、超電導体粒子Ｐ１
をベルト2b上に浮上させるためのものであり、永久磁石
あるいは電磁石が使用されている。A magnet 5 is provided below the belt 2b of the belt conveyor 2 and to the right of the supply cylinder 3 in the figure. The magnet 5 exerts a magnetic force on the powder P of the superconductor material conveyed by the belt 2b to utilize the complete diamagnetism due to the Meissner effect of the superconductor, and thus the superconductor particles P 1
To float above the belt 2b, and a permanent magnet or an electromagnet is used.
この磁石５上方かつベルト2bの上方には、磁石５により
浮上させられた超電導体粒子Ｐ１を吸い込んで断熱容器
１外に取り出す吸入管（吸入部）７が下端開口部7aを図
中左方に向けて垂直に設けられている。Above the magnet 5 and above the belt 2b, a suction pipe (suction portion) 7 for sucking the superconducting particles P 1 levitated by the magnet 5 and taking them out of the heat insulating container 1 has a lower end opening 7a in the left side of the drawing. It is installed vertically toward.
また、上記ベルトコンベア２の図中右方のローラ2aの下
方に位置する断熱容器１の底壁には排出管８が挿通され
ている。この排出管８はベルト2bにより搬送されてきた
非超電導体粒子Ｐ２を断熱容器１外に排出するためのも
のである。A discharge pipe 8 is inserted through the bottom wall of the heat insulating container 1 located below the roller 2a on the right side of the belt conveyor 2 in the figure. The discharge pipe 8 is for discharging the non-superconductor particles P 2 conveyed by the belt 2b to the outside of the heat insulating container 1.
上記構成の超電導体選別装置を用いて超電導体材料の粉
末Ｐから超電導体粒子Ｐ１を取り出す（選別する）方法
について説明する。A method of taking out (selecting) the superconductor particles P 1 from the powder P of the superconductor material by using the superconductor selecting device having the above configuration will be described.
まず、供給筒３から超電導体材料の粉末Ｐを断熱容器１
内のベルトコンベア２のベルト2b上に供給すると共に、
このベルト2bにより超電導体材料の粉末Ｐを図中右方に
搬送する。この超電導体材料の粉末Ｐが搬送されて磁石
５の上方に位置すると、超電導体材料の粉末Ｐ中の超電
導体粒子Ｐ１がマイスナー効果による完全反磁性のため
に、ベルト2b上に浮上させられる。そして、この浮上さ
せられた超電導体粒子Ｐ１を吸入管７により吸い込んで
断熱容器１外に取り出す。また、超電導体材料の粉末Ｐ
中の非超電導体粒子Ｐ２は、ベルトコンベア２によりさ
らに右方に搬送され、その右端でベルト2bから落下して
排出管８より断熱容器１外に排出される。First, the powder P of the superconductor material is supplied from the supply cylinder 3 to the heat insulation container 1
While supplying on the belt 2b of the belt conveyor 2 inside,
The powder P of the superconductor material is conveyed rightward in the figure by this belt 2b. When the powder P of the superconductor material is conveyed and positioned above the magnet 5, the superconductor particles P 1 in the powder P of the superconductor material are levitated on the belt 2b due to the complete diamagnetism due to the Meissner effect. . Then, the floated superconductor particles P 1 are sucked by the suction pipe 7 and taken out of the heat insulating container 1. In addition, powder P of superconductor material
The non-superconductor particles P 2 therein are further conveyed to the right by the belt conveyor 2, fall from the belt 2b at the right end thereof, and are discharged from the heat insulating container 1 through the discharge pipe 8.
上記構成の超電導体選別装置によれば、超電導体材料の
粉末Ｐを液体窒素Ｌ中に供給し、この超電導体材料の粉
末Ｐに磁石５により磁力を作用させ、超電導体のマイス
ナー効果による完全反磁性を利用して、超電導体粒子Ｐ
１をベルト2b上に浮上させて、この浮上した超電導体粒
子Ｐ１を吸入管７により吸い込んで断熱容器１外に取り
出すようにしたので、超電導体材料の粉末Ｐが容易かつ
確実に超電導体粒子Ｐ１を取り出すことができる。According to the superconductor sorting apparatus having the above-described configuration, the powder P of the superconductor material is supplied into the liquid nitrogen L, and the magnetic force is applied to the powder P of the superconductor material by the magnet 5 so that the superconducting material P is completely reacted. Utilizing magnetism, superconducting particles P
1 is floated on the belt 2b, and the floating superconductor particles P 1 are sucked by the suction pipe 7 and taken out of the heat insulating container 1. Therefore, the powder P of the superconductor material can be easily and surely obtained. P 1 can be taken out.
また、液体窒素Ｌ中に供給された超電導体材料の粉末Ｐ
をベルトコンベア２により次々に磁石５の上方に搬送
し、超電導体材料の粉末Ｐ中の超電導体粒子Ｐ１を吸入
管７により断熱容器１外に取り出し、かつ非超電導体粒
子Ｐ２をさらに搬送して、排出管８により断熱容器１外
に排出するようにしたので、超電導体材料の粉末Ｐから
超電導体粒子Ｐ１を取り出す（選別する）作業を連続的
に行うことができる。この場合、超電導体粒子Ｐ１およ
び非超電導体粒子Ｐ２は液体窒素Ｌと共に断熱容器１外
の排出されるから液体窒素Ｌは循環補充する必要があ
る。Also, the superconducting material powder P supplied in the liquid nitrogen L
Are successively conveyed above the magnet 5 by the belt conveyor 2, the superconductor particles P 1 in the powder P of the superconductor material are taken out of the heat insulating container 1 by the suction pipe 7, and the non-superconductor particles P 2 are further conveyed. Then, the discharge pipe 8 is used to discharge the superconducting particles 1 out of the heat insulating container 1. Therefore, it is possible to continuously perform the operation of extracting (selecting) the superconductor particles P 1 from the powder P of the superconductor material. In this case, since the superconducting particles P 1 and the non-superconducting particles P 2 are discharged from the heat insulating container 1 together with the liquid nitrogen L, the liquid nitrogen L needs to be circulated and replenished.
なお、上記実施例ではこの考案の超電導体選別装置をＹ
−Ba−Cu−Ｏ系の超電導体材料の粉末Ｐから超電導体粒
子を選別するのに適用したが、これに限ることなく、Ａ
−Ｂ−Cu−Ｏ系（ＡはLa等のIIIa族元素、ＢはSr等のア
ルカリ土類金属）等の酸化物系の超電導体の粉末から超
電導体粒子を選別するのに適用してもよい。In the above embodiment, the superconductor sorting device of the present invention is
The present invention was applied to the selection of superconductor particles from the powder P of the -Ba-Cu-O-based superconductor material, but the present invention is not limited to this.
Even when applied to the selection of superconductor particles from oxide-based superconductor powders such as -B-Cu-O system (A is a group IIIa element such as La and B is an alkaline earth metal such as Sr). Good.
「考案の効果」 以上説明したように、この考案の超電導体選別装置によ
れば、超電導体材料の粉末を内部が超電導体の臨界温度
以下に保たれた断熱容器内に設けられた搬送部に供給
し、この超電導体材料に磁石により磁力を作用させ、超
電導体のマイスナー効果による完全反磁性を利用して、
超電導体粒子を搬送部上に浮上させて、この浮上した超
電導体粒子を吸入部により吸い込んで断熱容器外に取り
出すようにしたので、超電導体材料の粉末から容易かつ
確実に超電導体粒子を取り出すことができる。[Advantage of the Invention] As described above, according to the superconductor sorting apparatus of the present invention, the powder of the superconductor material is transferred to the conveying section provided in the heat insulating container whose inside is kept at the critical temperature of the superconductor or less. Supply, apply a magnetic force to this superconductor material with a magnet, and utilize the complete diamagnetism due to the Meissner effect of the superconductor,
Since superconducting particles are levitated on the conveying part and the levitating superconducting particles are sucked by the suction part and taken out of the heat insulating container, the superconducting particles can be easily and surely taken out from the powder of the superconducting material. You can
また、断熱容器内に供給された超電導体材料の粉末を搬
送部により次々に磁石の上方に搬送し、超電導体材料の
粉末中の超電導体粒子を吸入部により断熱容器外に取り
出すようにしたので、超電導体材料の粉末から超電導体
粒子を取り出す（選別する）作業を連続的に行うことが
できる。Further, since the superconducting material powder supplied into the heat insulating container is successively conveyed above the magnet by the conveying section, the superconducting particles in the powder of the superconductor material are taken out of the heat insulating container by the suction section. The operation of taking out (selecting) the superconductor particles from the powder of the superconductor material can be continuously performed.
【図面の簡単な説明】 図はこの考案の超電導体選別装置の一実施例を示す概略
構成図である。 １……断熱容器、 ２……ベルトコンベア（搬送部）、 ３……供給筒（供給部）、５……磁石、 ７……吸入部（吸入管）。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic configuration diagram showing an embodiment of a superconductor selecting device of the present invention. 1 ... Adiabatic container, 2 ... Belt conveyor (conveying section), 3 ... Supply cylinder (supply section), 5 ... Magnet, 7 ... Suction section (suction tube).
───────────────────────────────────────────────────── フロントページの続き (72)考案者 長谷川 正一 東京都江東区木場１丁目５番１号 藤倉電 線株式会社内 (72)考案者 山之内 宏 東京都江東区木場１丁目５番１号 藤倉電 線株式会社内 (56)参考文献 特開 昭63−278568（ＪＰ，Ａ) ─────────────────────────────────────────────────── ─── Continuation of front page (72) Shoichi Hasegawa 1-1-5 Kiba, Koto-ku, Tokyo Fujikura Electric Line Co., Ltd. (72) Hiroshi Yamanouchi 1-1-5 Kiba, Koto-ku, Tokyo Fujikura Electric Wire Co., Ltd. (56) Reference JP-A-63-278568 (JP, A)
Claims (1)
断熱容器と、この断熱容器内に超電導体材料の粉末を供
給する供給部と、上記断熱容器内に設けられて上記供給
部から供給された上記超電導体材料の粉末を水平方向に
搬送する搬送部と、この搬送部の下方かつ上記供給部よ
り搬送方向側に設けられて搬送された上記超電導体材料
の粉末中の超電導体粒子を上記搬送部上に浮上させる磁
石と、この磁石の上方かつ上記搬送部の上方に設けられ
て上記磁石により浮上させられた上記超電導体粒子を吸
い込んで上記断熱容器外に取り出す吸入部とを具備して
なることを特徴とする超電導体選別装置。1. A heat-insulating container whose inside is kept at a temperature below the critical temperature of a superconductor, a supply unit for supplying powder of a superconductor material into the heat-insulating container, and a supply unit provided in the heat-insulating container from the supply unit. A conveying unit that conveys the supplied powder of the superconductor material in the horizontal direction, and superconductor particles in the powder of the superconductor material that is conveyed below the conveying unit and on the conveying direction side of the supplying unit. And a suction unit provided above the magnet and above the transport unit, for sucking the superconducting particles levitated by the magnet and taking them out of the heat insulating container. A superconductor sorting device characterized by being formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987104348U JPH0634830Y2 (en) | 1987-07-07 | 1987-07-07 | Superconductor sorting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987104348U JPH0634830Y2 (en) | 1987-07-07 | 1987-07-07 | Superconductor sorting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS648951U JPS648951U (en) | 1989-01-18 |
| JPH0634830Y2 true JPH0634830Y2 (en) | 1994-09-14 |
Family
ID=31335982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987104348U Expired - Lifetime JPH0634830Y2 (en) | 1987-07-07 | 1987-07-07 | Superconductor sorting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634830Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6430659A (en) * | 1987-07-24 | 1989-02-01 | Sumitomo Heavy Industries | Screening method for superconductive material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63278568A (en) * | 1987-05-08 | 1988-11-16 | Hitachi Ltd | How to sort superconducting materials |
-
1987
- 1987-07-07 JP JP1987104348U patent/JPH0634830Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS648951U (en) | 1989-01-18 |
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