JPH0225840U - - Google Patents

Info

Publication number
JPH0225840U
JPH0225840U JP10506488U JP10506488U JPH0225840U JP H0225840 U JPH0225840 U JP H0225840U JP 10506488 U JP10506488 U JP 10506488U JP 10506488 U JP10506488 U JP 10506488U JP H0225840 U JPH0225840 U JP H0225840U
Authority
JP
Japan
Prior art keywords
engages
duct
compressor
infrared detection
lens unit
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
Application number
JP10506488U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10506488U priority Critical patent/JPH0225840U/ja
Publication of JPH0225840U publication Critical patent/JPH0225840U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Radiation Pyrometers (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本考案の一実施例による赤外線検出装
置を示す断面図、第2図は第1図の断面AAを示
す図、第3図は本考案のダクトとフアンを示す斜
視図、第4図は従来の赤外線検出装置を示す断面
図、第5図は第4図の断面BBを示す図である。 1はレンズユニツト、2はホルダー、3はデユ
ワ、4はコールドフインガー、5はコンプレツサ
ー、6はコネクテイングパイプ、7はフアン、9
は回路基板、10はブツシユ、11はケース、1
3は冷却空気、14は赤外線検出素子、17はダ
クトである。なお、図中、同一符号は同一、又は
相当部分を示す。
FIG. 1 is a sectional view showing an infrared detection device according to an embodiment of the present invention, FIG. 2 is a view taken along cross section AA of FIG. 1, FIG. 3 is a perspective view showing a duct and fan of the present invention, and FIG. The figure is a sectional view showing a conventional infrared detection device, and FIG. 5 is a view showing the cross section BB of FIG. 4. 1 is a lens unit, 2 is a holder, 3 is a dewar, 4 is a cold finger, 5 is a compressor, 6 is a connecting pipe, 7 is a fan, 9
is the circuit board, 10 is the bushing, 11 is the case, 1
3 is cooling air, 14 is an infrared detection element, and 17 is a duct. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] レンズユニツトと、上記レンズユニツトが係合
されるホルダーと、上記ホルダーと係合し、かつ
上記レンズユニツトと同一軸上に配置されると共
に赤外線検出素子を内蔵した円筒状のデユワと、
上記デユワと係合し、かつ赤外線検出素子と一端
を接する円柱状のコールドフインガーと、上記コ
ールドフインガーと内部で連結するコの字型をし
たコネクテイングパイプと、上記コネクテイング
パイプと内部で連結しかつ外側に放熱板を有する
コンプレツサーと、上記コールドフインガーの他
端に係合するリング状のつばを有するブツシユと
上記コンプレツサーの放熱板と上記ブツシユと係
合する内面にフインの付いたダクトと、上記コン
プレツサーと平行してダクト内に配置されたフア
ンと、上記デユワと平行して配置された回路基板
と、上記ダクトと上記部品を収納するケースによ
つて構成されたことを特徴とする赤外線検出装置
a lens unit, a holder with which the lens unit is engaged, a cylindrical dewar that engages with the holder, is disposed on the same axis as the lens unit, and has an infrared detection element built therein;
a cylindrical cold finger that engages with the deyuwa and has one end in contact with the infrared detection element; a U-shaped connecting pipe that is internally connected to the cold finger; A compressor that is connected and has a heat sink on the outside, a bush that has a ring-shaped collar that engages with the other end of the cold finger, a heat sink of the compressor, and a duct that has fins on the inner surface that engages with the bush. A fan disposed in a duct in parallel with the compressor, a circuit board disposed in parallel with the dewar, and a case for housing the duct and the components. Infrared detection device.
JP10506488U 1988-08-09 1988-08-09 Pending JPH0225840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10506488U JPH0225840U (en) 1988-08-09 1988-08-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10506488U JPH0225840U (en) 1988-08-09 1988-08-09

Publications (1)

Publication Number Publication Date
JPH0225840U true JPH0225840U (en) 1990-02-20

Family

ID=31337346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10506488U Pending JPH0225840U (en) 1988-08-09 1988-08-09

Country Status (1)

Country Link
JP (1) JPH0225840U (en)

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