JPS6336291Y2 - - Google Patents
Info
- Publication number
- JPS6336291Y2 JPS6336291Y2 JP15815282U JP15815282U JPS6336291Y2 JP S6336291 Y2 JPS6336291 Y2 JP S6336291Y2 JP 15815282 U JP15815282 U JP 15815282U JP 15815282 U JP15815282 U JP 15815282U JP S6336291 Y2 JPS6336291 Y2 JP S6336291Y2
- Authority
- JP
- Japan
- Prior art keywords
- lead glass
- calorimeter
- particle
- circumferential direction
- divided
- 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
Links
- 239000005355 lead glass Substances 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 23
- 238000005192 partition Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Description
【考案の詳細な説明】
本考案は高エネルギ物理学の研究に用いる素粒
子検出器の素粒子カロリメータに関する。[Detailed Description of the Invention] The present invention relates to an elementary particle calorimeter for an elementary particle detector used in high-energy physics research.
高速度に加速された陽子と電子の衝突によつて
発生するクオークなどの素粒子は、第１図に示す
素粒子検出器１の中心線ａをトンネル状に取り囲
む素粒子カロリメータ２によつて捕捉され、素粒
子を捕捉した位置および検出した電気量によつて
素粒子の存在および特性が確認されるようになつ
ている。 Elementary particles such as quarks generated by the collision of protons and electrons accelerated at high speed are captured by an elementary particle calorimeter 2 that surrounds the center line a of the elementary particle detector 1 in a tunnel shape as shown in Fig. 1. The existence and characteristics of elementary particles can now be confirmed based on the position where the elementary particles are captured and the amount of electricity detected.
第２図は従来の素粒子カロリメータの概略構造
を示すもので、正方形断面を有する数千個の柱状
の鉛ガラス３が円筒形の保持筒４の内側に、各鉛
ガラス３の中心線ｂが保持筒４の中心線、すなわ
ち素粒子検出器１の中心線ａの方向を向くように
ボルト５を用いて取り付けられ、また各鉛ガラス
３の先端部６は、中心線ａを取り囲む仮想の円筒
面ｃに沿つて円周方向（矢印ｄ）および中心線方
向（矢印ｅ）（第１図参照）に碁盤目状に稠密に
配置されている（第３図参照）。 Figure 2 shows the schematic structure of a conventional elementary particle calorimeter, in which several thousand pillar-shaped lead glasses 3 with square cross sections are placed inside a cylindrical holding cylinder 4, and the center line b of each lead glass 3 is It is attached using bolts 5 so as to face the center line of the holding cylinder 4, that is, the center line a of the elementary particle detector 1, and the tip 6 of each lead glass 3 is attached to an imaginary cylinder surrounding the center line a. They are densely arranged in a grid pattern along the surface c in the circumferential direction (arrow d) and the centerline direction (arrow e) (see FIG. 1) (see FIG. 3).
しかし、数千個の、しかも１個の重量が20Kg前
後の鉛ガラス３を個々に保持筒４に取り付けるに
は多大の労力と時間を必要とし、また修理・取替
などのため或る鉛ガラス３を外部に取り出す際
は、素粒子カロリメータの端部から取り出すべき
鉛ガラスまでの間に位置する健全な鉛ガラスをも
取り外さねばならず極めて不便である。 However, it takes a lot of effort and time to individually attach several thousand pieces of lead glass 3, each weighing around 20 kg, to the holding tube 4, and it also requires a lot of effort and time to attach some lead glasses 3 for repair or replacement. 3 to the outside, the healthy lead glass located between the end of the particle calorimeter and the lead glass to be taken out must also be removed, which is extremely inconvenient.
本考案は前述の問題を解消するためになしたも
ので、角形断面を有する多数の柱状の鉛ガラス
を、円筒形の内面を有する保持器内側に、各鉛ガ
ラスの先端部側辺が相互に隣接するように配設し
た素粒子カロリメータにおいて、前記保持器を少
なくとも円周方向に分割して複数のブロツクから
なる分割形構造に構成し、該各分割形ブロツクの
外周面に円周方向へ延びる隔壁と中心線方向へ延
びる隔壁とにより複数の区画を形成して枠構造と
なし、該各複数の区画の保持器内側に前記鉛ガラ
スを夫々取り付けたことを特徴とするものであり
素粒子検出器内部への鉛ガラスの取り付け、取り
外しを容易に行い得るなどの利点を有するもので
ある。 The present invention was made to solve the above-mentioned problem, and a large number of columnar lead glasses with a square cross section are placed inside a cage with a cylindrical inner surface so that the sides of the tip of each lead glass are mutually connected. In the elementary particle calorimeters arranged adjacent to each other, the cage is divided at least in the circumferential direction to form a divided structure consisting of a plurality of blocks, and the retainer is configured to have a divided structure consisting of a plurality of blocks, and a part extending in the circumferential direction is provided on the outer peripheral surface of each divided block. A frame structure is formed by forming a plurality of partitions with a partition wall and a partition wall extending in the direction of the center line, and the lead glass is attached to the inside of the holder in each of the plurality of partitions, and is used for elementary particle detection. This has the advantage that the lead glass can be easily installed and removed inside the vessel.
以下本考案の実施例につき図面にもとづいて説
明する。 An embodiment of the present invention will now be described with reference to the drawings.
第４図ないし第７図は本考案の一実施例を示す
もので、素粒子カロリメータは、円周方向（矢印
ｄ）に８分割、中心線方向（矢印ｅ）に10分割し
てつくられる80個のブロツク１１からなり、各ブ
ロツクの鉛ガラス１２は各ブロツク１１ごとに設
けた保持器１３に取り付けられる。 Figures 4 to 7 show an embodiment of the present invention, in which an elementary particle calorimeter is made by dividing it into 8 parts in the circumferential direction (arrow d) and 10 parts in the center line direction (arrow e). The lead glass 12 of each block is attached to a holder 13 provided for each block 11.
保持器１３は、第６図および第７図に示すごと
く、各ブロツク３の円周方向（矢印ｄ）および中
心線方向（矢印ｅ）に所定の間隔で開口する鉛ガ
ラス取付用穴１４を有しかつ45度の中心角を有す
る円弧状の底板１５と、この底板１５上に立設さ
れ前記各穴１４を取り囲んでブロツク１１の円周
方向（矢印ｄ）および中心線方向（矢印ｅ）に延
びる隔壁１６，１７を有する一体の枠構造を形成
しており、例えば精密アルミ鋳物でつくられる。
なお各穴１４は隔壁１６，１７で囲まれる各区画
の中心に開口しており、穴１４の相互の間隔は、
鉛ガラス１２を保持器１３に取り付けた際、各鉛
ガラス先端部１８の四角な側辺が相互に隣接する
ように定められている。 As shown in FIGS. 6 and 7, the cage 13 has lead glass mounting holes 14 that are opened at predetermined intervals in the circumferential direction (arrow d) and centerline direction (arrow e) of each block 3. In addition, there is an arc-shaped bottom plate 15 having a center angle of 45 degrees, and a hole 15 that is erected on this bottom plate 15 and surrounds each hole 14 in the circumferential direction (arrow d) and the center line direction (arrow e) of the block 11. It forms an integral frame structure with extending partition walls 16, 17, and is made of precision aluminum casting, for example.
Note that each hole 14 opens at the center of each section surrounded by partition walls 16 and 17, and the mutual spacing between the holes 14 is as follows.
When the lead glass 12 is attached to the holder 13, the square sides of each lead glass tip 18 are set so as to be adjacent to each other.
各鉛ガラス１２の後端部には取付部材１９が設
けられ、この取付部材１９を穴１４を通つて保持
器１３の内部に挿入し、ボルト２０などを用いて
底板１５に設けたボルト穴２１に結合し、鉛ガラ
ス１２を保持器１３に固定する。 A mounting member 19 is provided at the rear end of each lead glass 12, and the mounting member 19 is inserted into the cage 13 through the hole 14, and the bolt hole 20 is inserted into the bottom plate 15 using a bolt 20 or the like. and fix the lead glass 12 to the holder 13.
なお円周方向に延びる隔壁１６の外縁２２，２
２は正八角形の一部をなし、ブロツク１１を円周
方向（矢印ｄ）に組み立てると正八角形を形成す
る。素粒子カロリメータを取り囲むリターンヨー
ク７（第１図参照）の内側面も通常正八角形に形
成されているので、例えばリターンヨーク７内側
に走行レール２３などを設け、隔壁１６の外側に
取り付けた支持装置２４を走行レール２３に滑動
自在に係合させるなどの方法により素粒子カロリ
メータをリターンヨーク内側に容易に組立てるこ
とができる。 Note that the outer edges 22, 2 of the partition wall 16 extending in the circumferential direction
2 forms a part of a regular octagon, and when the blocks 11 are assembled in the circumferential direction (arrow d), a regular octagon is formed. The inner surface of the return yoke 7 (see FIG. 1) that surrounds the particle calorimeter is also usually formed in a regular octagonal shape. The particle calorimeter can be easily assembled inside the return yoke by slidingly engaging the slider 24 with the running rail 23 or the like.
素粒子カロリメータの組立時、あるいは一部の
鉛ガラスを点検・修理・取替などのために外部に
取り出す際は、各ブロツクごとに取り付け、取り
外しを行うので、鉛ガラスの取り付け、取り外し
作業を容易に行うことができる。 When assembling the particle calorimeter, or when taking some of the lead glass outside for inspection, repair, or replacement, each block is installed and removed, making it easy to install and remove the lead glass. can be done.
なお本考案は前述の実施例にのみ限定されるも
のではなく、本考案の要旨を逸脱しない範囲にお
いて種々の変更を加え得ることは勿論である。 Note that the present invention is not limited to the above-described embodiments, and it goes without saying that various changes can be made without departing from the gist of the present invention.
本考案の素粒子カロリメータは、円周方向に分
割して適当数のブロツクからなる分割形構造に構
成され、鉛ガラスを一括してブロツクに取り付け
るようにしたので、鉛ガラスの素粒子検出器への
取り付け、取り外しを容易に行うことができるな
どの優れた効果を発揮する。 The elementary particle calorimeter of the present invention has a divided structure consisting of an appropriate number of blocks divided in the circumferential direction, and the lead glass is attached to the blocks all at once. It has excellent effects such as easy installation and removal.
第１図は素粒子検出器の一部切断側面図、第２
図は従来の素粒子カロリメータの正面図、第３図
は鉛ガラス先端部の配置を示す一部展開図、第４
図ないし第７図は本考案の実施例を示し、第４図
は素粒子カロリメータの一部分を示す切断側面
図、第５図は第４図における−方向からの矢
視図、第６図は第５図における部の一部切断拡
大図、第７図は第６図における保持器底板の一部
展開図である。
図中、１１はブロツク、１２は鉛ガラス、１３
は保持器、１６，１７は隔壁を示す。
Figure 1 is a partially cutaway side view of the elementary particle detector;
The figure is a front view of a conventional particle calorimeter, Figure 3 is a partially exploded view showing the arrangement of the lead glass tip, and Figure 4 is a front view of a conventional particle calorimeter.
7 to 7 show an embodiment of the present invention, FIG. 4 is a cutaway side view showing a part of the elementary particle calorimeter, FIG. 5 is a view taken from the - direction in FIG. 4, and FIG. 5 is a partially cutaway enlarged view of the portion shown in FIG. 5, and FIG. 7 is a partially developed view of the cage bottom plate shown in FIG. 6. In the figure, 11 is block, 12 is lead glass, 13 is
indicates a retainer, and 16 and 17 indicate partition walls.
Claims (1)
筒形の内面を有する保持器内側に、各鉛ガラスの
先端部側辺が相互に隣接するように配設した素粒
子カロリメータにおいて、前記保持器を少なくと
も円周方向に分割して複数のブロツクからなる分
割形構造に構成し、該各分割形ブロツクの外周面
に円周方向へ延びる隔壁と中心線方向へ延びる隔
壁とにより複数の区画を形成して枠構造となし、
該各複数の区画の保持器内側に前記鉛ガラスを
夫々取り付けたことを特徴とする素粒子カロリメ
ータ。 In a particle calorimeter in which a large number of columnar lead glasses each having a square cross section are arranged inside a cage having a cylindrical inner surface so that the sides of the tip of each lead glass are adjacent to each other, the cage is The structure is divided into a plurality of blocks divided at least in the circumferential direction, and a plurality of partitions are formed on the outer peripheral surface of each divided block by partition walls extending in the circumferential direction and partition walls extending in the direction of the center line. With frame structure and no
A particle calorimeter characterized in that the lead glass is attached to the inside of a holder in each of the plurality of compartments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15815282U JPS5962578U (en) | 1982-10-19 | 1982-10-19 | elementary particle calorimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15815282U JPS5962578U (en) | 1982-10-19 | 1982-10-19 | elementary particle calorimeter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5962578U JPS5962578U (en) | 1984-04-24 |
| JPS6336291Y2 true JPS6336291Y2 (en) | 1988-09-27 |
Family
ID=30348485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15815282U Granted JPS5962578U (en) | 1982-10-19 | 1982-10-19 | elementary particle calorimeter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5962578U (en) |
-
1982
- 1982-10-19 JP JP15815282U patent/JPS5962578U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5962578U (en) | 1984-04-24 |
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