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
Links
- 238000001514 detection method Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Description
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)
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.
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) |
-
1988
- 1988-08-09 JP JP10506488U patent/JPH0225840U/ja active Pending