JPH06250102A - Telescope heat removal device - Google Patents
Telescope heat removal deviceInfo
- Publication number
- JPH06250102A JPH06250102A JP3972893A JP3972893A JPH06250102A JP H06250102 A JPH06250102 A JP H06250102A JP 3972893 A JP3972893 A JP 3972893A JP 3972893 A JP3972893 A JP 3972893A JP H06250102 A JPH06250102 A JP H06250102A
- Authority
- JP
- Japan
- Prior art keywords
- reflecting mirror
- main reflecting
- heat
- support frame
- telescope
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/181—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation
- G02B7/1815—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation with cooling or heating systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Telescopes (AREA)
Abstract
(57)【要約】
【目的】 天体望遠鏡において、高性能な解像力を得る
ため主反射鏡の付近に発熱により生ずる陽炎（かげろ
う）を極力少なくするため、主反射鏡の支持枠体内部に
生じる発熱を排熱する装置を得る。
【構成】 天体望遠鏡の主反射鏡２の支持枠体３内部に
制御装置等の発熱体４より発せられ暖まった空気を、他
方に排気ファン７が接続されて主反射鏡２の支持枠体３
に接続したパイプ６により、主反射鏡２の裏側に外気取
り入れ用の隙間５を設けて外気を取り込むようにして、
天体望遠鏡外部へ排気する排熱装置。
(57) [Abstract] [Purpose] In an astronomical telescope, in order to obtain high-performance resolution, heat generated inside the main reflector's support frame is minimized in order to minimize heat haze (kagero) caused by heat generation near the main reflector. To obtain a device for exhausting heat. [Structure] The support frame 3 of the main reflecting mirror 2 of the astronomical telescope has a support frame 3 of the main reflecting mirror 2 to which warmed air emitted from a heating element 4 such as a control device is connected, and an exhaust fan 7 is connected to the other side.
A pipe 6 connected to the main reflecting mirror 2 is provided on the back side of the main reflecting mirror 2 for taking in the outside air so that the outside air is taken in.
A heat exhaust device that exhausts air to the outside of the astronomical telescope.
Description
【０００１】[0001]
【産業上の利用分野】この発明は、大型の天体望遠鏡の
主反射鏡の支持枠体内部に設置された制御装置等の発熱
体より発する熱の排熱方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for discharging heat generated by a heating element such as a controller installed inside a supporting frame of a main reflecting mirror of a large astronomical telescope.
【０００２】[0002]
【従来の技術】図５は従来の大型の反射型天体望遠鏡を
示す概念図、図６は主反射鏡と支持枠体との周辺部を示
す図である。図において、１は望遠鏡本体、２は主反射
鏡、３は主反射鏡２の支持枠体、４は制御装置等の発熱
体である。2. Description of the Related Art FIG. 5 is a conceptual view showing a conventional large reflective astronomical telescope, and FIG. 6 is a view showing a peripheral portion of a main reflecting mirror and a support frame. In the figure, 1 is a telescope body, 2 is a main reflecting mirror, 3 is a support frame for the main reflecting mirror 2, and 4 is a heating element such as a controller.
【０００３】[0003]
【発明が解決しようとする課題】天体望遠鏡が高性能な
解像力を得るためには、主反射鏡２の付近に生ずる陽炎
（かげろう）を極力少なくすることが望ましいが、従来
の天体望遠鏡では上記したように陽炎の原因である主反
射鏡２の支持枠体３内部に設置された制御装置等の発熱
体４からの発する熱について特に排熱対策をおこなって
いなかったので、主反射鏡２の付近に発熱により生ずる
陽炎を極力少なくすることができず、高性能な解像力を
得ることができないという問題点があった。In order to obtain a high resolution of the astronomical telescope, it is desirable to minimize the heat haze (kagero) generated in the vicinity of the main reflecting mirror 2. However, in the conventional astronomical telescope, As described above, the heat generated from the heating element 4 such as the control device installed inside the support frame 3 of the main reflecting mirror 2 which is the cause of the heat haze was not particularly taken against exhaust heat, so that the vicinity of the main reflecting mirror 2 was not taken. In addition, there was a problem that the heat haze caused by heat generation could not be reduced as much as possible, and high resolution could not be obtained.
【０００４】この発明はかかる問題点を解決するために
なされたもので、主反射鏡の支持枠体内部で生じた発熱
を望遠鏡より取り去り、かつ液冷の配管等を設置するこ
となく簡単な機構で高性能な解像力が得られる望遠鏡排
熱装置を得ることを目的としている。The present invention has been made to solve the above problems, and removes the heat generated inside the support frame of the main reflecting mirror from the telescope, and has a simple mechanism without installing a liquid cooling pipe or the like. The objective is to obtain a telescope heat exhaust device that can obtain high-performance resolving power.
【０００５】[0005]
【課題を解決するための手段】この発明に係る望遠鏡排
熱装置は、主反射鏡の支持枠体の一部に外気取り入れ用
の隙間を設けて密閉構造とし、他方に排気ファンを接続
したパイプを接続したものである。A telescope heat exhausting device according to the present invention is a pipe in which a gap is provided in a part of a supporting frame of a main reflecting mirror for taking in outside air to form a hermetically sealed structure, and an exhaust fan is connected to the other end of the pipe. Is connected.
【０００６】また、この発明に係る望遠鏡排熱装置は、
パイプに接続した排気ファンと共に冷却用熱交換器を備
えたものである。Further, the telescope heat exhaust device according to the present invention is
It is equipped with a cooling heat exchanger together with an exhaust fan connected to a pipe.
【０００７】[0007]
【作用】この発明においては、排気ファンが主反射鏡の
支持枠体に接続したパイプを通して主反射鏡の支持枠体
内部での発熱により暖められた空気を排気して望遠鏡か
ら離れた場所に捨て、かつ望遠鏡近傍の冷気を主反射鏡
の裏にある隙間を通して内部に引き入れる作用をする。According to the present invention, the exhaust fan exhausts the air warmed by the heat generated inside the main reflector support frame through the pipe connected to the main reflector support frame, and disposes the air away from the telescope. , And acts to draw cold air near the telescope through the gap on the back of the main reflector.
【０００８】また、この発明においては、排気ファンと
冷却用の熱交換器とが主反射鏡の支持枠体に接続したパ
イプを通して主反射鏡の支持枠体内部での発熱により暖
められた空気を排気し、望遠鏡近傍の冷気を主反射鏡の
裏にある隙間を通して内部に引き入れ、かつ排気した暖
められた空気を外気とほぼ同じ温度に冷却した後に捨て
去る作用をする。Further, according to the present invention, the air warmed by the heat generated inside the support frame of the main reflecting mirror is passed through the pipe in which the exhaust fan and the heat exchanger for cooling are connected to the support frame of the main reflecting mirror. It exhausts and draws cold air near the telescope into the interior through the gap on the back of the main reflecting mirror, and cools the exhausted warm air to about the same temperature as the outside air and then discards it.
【０００９】[0009]
実施例１．以下、この発明の一実施例を図１〜図３につ
いて説明する。図中前記従来装置と同一または相当部分
には同一符号を付して説明を省略する。図において、５
は外気取り入れ用の隙間、６は支持枠体３に接続された
パイプ、７はパイプ６に接続された排気ファンである。Example 1. An embodiment of the present invention will be described below with reference to FIGS. In the figure, the same or corresponding parts as those of the conventional device are designated by the same reference numerals and the description thereof will be omitted. In the figure, 5
Is a gap for taking in outside air, 6 is a pipe connected to the support frame 3, and 7 is an exhaust fan connected to the pipe 6.
【００１０】次に動作について説明する。排気ファン７
は、主反射鏡２の支持枠体３に接続したパイプ６を通し
て主反射鏡２の支持枠体３内部での発熱体４より発せら
れる熱により暖められた空気を天体望遠鏡の主反射鏡２
の支持枠体３内部より排気し、天体望遠鏡から離れた場
所に捨て、かつ天体望遠鏡の主反射鏡２近傍の冷気を主
反射鏡２の裏にある隙間５を通して主反射鏡２の支持枠
体３内部に引き入れる作用をする。この結果、主反射鏡
２の支持枠体３内部での発熱が天体望遠鏡より排熱させ
ることができる。Next, the operation will be described. Exhaust fan 7
Is the main reflector 2 of the astronomical telescope, which is the air warmed by the heat generated by the heating element 4 inside the support frame 3 of the main reflector 2 through the pipe 6 connected to the support frame 3 of the main reflector 2.
Of the main reflecting mirror 2 is exhausted from the inside of the supporting frame 3 of the astronomical telescope, is discharged to a place away from the astronomical telescope, and cool air in the vicinity of the main reflecting mirror 2 of the astronomical telescope is passed through the gap 5 on the back side of the main reflecting mirror 2. 3 It works to pull it inside. As a result, the heat generated inside the support frame 3 of the main reflecting mirror 2 can be discharged from the astronomical telescope.
【００１１】実施例２．この発明の他の実施例を図４に
ついて説明する。図中前記実施例１と同一または相当部
分には同一符号を付して説明を省略する。図において、
８は冷却用熱交換器である。Embodiment 2. Another embodiment of the present invention will be described with reference to FIG. In the figure, the same or corresponding parts as those of the first embodiment are designated by the same reference numerals and the description thereof will be omitted. In the figure,
Reference numeral 8 is a heat exchanger for cooling.
【００１２】次に動作について説明する。排気ファン７
は、主反射鏡２の支持枠体３に接続したパイプ６を通し
て主反射鏡２の支持枠体３内部での発熱体４より発せら
れる熱により暖められた空気を天体望遠鏡の主反射鏡２
の支持枠体３内部より排気し、熱交換器８により暖めら
れた空気を外気の近傍温度に冷却して捨てると共に、天
体望遠鏡の主反射鏡２近傍の冷気を主反射鏡２の裏にあ
る隙間５を通して主反射鏡２の支持枠体３内部に引き入
れる作用をする。Next, the operation will be described. Exhaust fan 7
Is the main reflector 2 of the astronomical telescope, which is the air warmed by the heat generated by the heating element 4 inside the support frame 3 of the main reflector 2 through the pipe 6 connected to the support frame 3 of the main reflector 2.
The air that has been exhausted from the inside of the support frame 3 and has been warmed by the heat exchanger 8 is cooled to the temperature near the outside air and discarded, and the cold air near the main reflecting mirror 2 of the astronomical telescope is behind the main reflecting mirror 2. It has a function of being drawn into the inside of the support frame 3 of the main reflecting mirror 2 through the gap 5.
【００１３】この結果、主反射鏡２の支持枠体３内部で
の発熱を天体望遠鏡より排熱させることができ、かつ排
気する空気を外気近傍温度にするため、天体望遠鏡の近
くに排気することができるので、パイプの長さを短くで
き、また小型の排気ファン７を使用することが可能であ
る。As a result, the heat generated inside the support frame 3 of the main reflecting mirror 2 can be discharged from the astronomical telescope, and the air to be exhausted is brought to a temperature close to the outside air, so that the air is exhausted near the astronomical telescope. Therefore, the length of the pipe can be shortened and a small exhaust fan 7 can be used.
【００１４】[0014]
【発明の効果】以上のように、この発明によれば望遠鏡
の主反射鏡の支持枠体内部の発熱を排熱する機構を設け
ることにより主反射鏡の支持枠体内部の発熱体から発す
る熱により生ずる陽炎を極力抑えることができ、かつ排
熱機構として液冷の配管等を設置することなく、排気と
いう簡単な方法で排熱できるので排熱装置の重量の軽
減、システムの簡素化による信頼性向上などの効果が得
られる。As described above, according to the present invention, by providing the mechanism for discharging the heat generated inside the supporting frame of the main reflecting mirror of the telescope, the heat generated from the heat generating body inside the supporting frame of the main reflecting mirror is provided. The heat haze caused by the exhaust heat can be suppressed as much as possible, and the heat can be exhausted by a simple method of exhaust without installing liquid cooling pipes etc. as an exhaust heat mechanism. It is possible to obtain effects such as improvement in sex.
【図１】この発明の実施例１による主反射鏡の支持枠体
周辺を示す斜視図である。FIG. 1 is a perspective view showing the periphery of a support frame of a main reflecting mirror according to a first embodiment of the present invention.
【図２】図１の縦断側面図である。2 is a vertical side view of FIG.
【図３】図１の半断面斜視図である。FIG. 3 is a half sectional perspective view of FIG.
【図４】この発明の実施例２による主反射鏡の支持枠体
周辺を示す斜視図である。FIG. 4 is a perspective view showing the periphery of a support frame of a main reflecting mirror according to a second embodiment of the present invention.
【図５】天体望遠鏡の概略構成を説明するための概念図
である。FIG. 5 is a conceptual diagram for explaining a schematic configuration of an astronomical telescope.
【図６】従来の主反射鏡の支持枠体の周辺を示す斜視図
である。FIG. 6 is a perspective view showing the periphery of a support frame of a conventional main reflecting mirror.
１ 望遠鏡本体 ２ 主反射鏡 ３ 支持枠体 ４ 発熱体 ５ 隙間 ６ パイプ ７ 排気ファン ８ 冷却用熱交換器 1 Telescope Main Body 2 Main Reflector 3 Support Frame 4 Heating Element 5 Gap 6 Pipe 7 Exhaust Fan 8 Cooling Heat Exchanger
Claims (2)
装置等の発熱体を有し、前記支持枠体の主反射鏡の裏側
に外気取り入れ用の隙間があると共に他方を排気ファン
に接続されるパイプが接続されかつそれ以外の部分が密
閉される構造になっている望遠鏡排熱装置。1. A telescope main reflecting mirror has a heating element such as a control device inside a supporting frame thereof, the main reflecting mirror of the supporting frame has a gap for taking in outside air, and the other is used as an exhaust fan. A telescope heat exhaust device having a structure in which connected pipes are connected and the other parts are hermetically sealed.
用熱交換器を備えている請求項１の望遠鏡排熱装置。2. The telescope heat exhaust device according to claim 1, further comprising a cooling heat exchanger together with an exhaust fan connected to the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5039728A JP2988175B2 (en) | 1993-03-01 | 1993-03-01 | Telescope heat removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5039728A JP2988175B2 (en) | 1993-03-01 | 1993-03-01 | Telescope heat removal device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06250102A true JPH06250102A (en) | 1994-09-09 |
| JP2988175B2 JP2988175B2 (en) | 1999-12-06 |
Family
ID=12561045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5039728A Expired - Fee Related JP2988175B2 (en) | 1993-03-01 | 1993-03-01 | Telescope heat removal device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2988175B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010039042A (en) * | 2008-08-01 | 2010-02-18 | Mitsubishi Electric Corp | Telescope primary mirror section device |
| EP2508929A3 (en) * | 2011-04-08 | 2013-01-02 | Raytheon Company | Telescope with a thermal wake control |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL256709B (en) * | 2018-01-02 | 2019-07-31 | Elbit Systems Electro Optics Elop Ltd | Mechanism, system and method for reducing internal air temperature gradient in a centrally-obscured reflective telescope |
-
1993
- 1993-03-01 JP JP5039728A patent/JP2988175B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010039042A (en) * | 2008-08-01 | 2010-02-18 | Mitsubishi Electric Corp | Telescope primary mirror section device |
| EP2508929A3 (en) * | 2011-04-08 | 2013-01-02 | Raytheon Company | Telescope with a thermal wake control |
| US8848290B2 (en) | 2011-04-08 | 2014-09-30 | Raytheon Company | Thermal wake control |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2988175B2 (en) | 1999-12-06 |
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