JPH0227533U - - Google Patents
Info
- Publication number
- JPH0227533U JPH0227533U JP10566388U JP10566388U JPH0227533U JP H0227533 U JPH0227533 U JP H0227533U JP 10566388 U JP10566388 U JP 10566388U JP 10566388 U JP10566388 U JP 10566388U JP H0227533 U JPH0227533 U JP H0227533U
- Authority
- JP
- Japan
- Prior art keywords
- cold finger
- infrared detection
- dewar
- compressor
- engages
- 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
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図は従来の赤外線検出装置を示す断面
図、第４図は第３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はフイン、１１はケース、１３
は冷却空気、１４は赤外線検出素子、１７は隔壁
、１８は通風ダクト部、１９は密閉部である。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 cross-sectional view taken along section AA of FIG. 1, FIG. 3 is a sectional view showing a conventional infrared detection device, and FIG. 4 3 is a diagram showing cross section BB in FIG. 3. FIG. 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 a circuit board, 10 is a fin, 11 is a case, 13
14 is a cooling air, 14 is an infrared detection element, 17 is a partition wall, 18 is a ventilation duct portion, and 19 is a sealed portion. 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形をした
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、かつ外側にフインを有する
コンプレツサーと、上記コンプレツサーの他端が
突出するように穴を設けた隔壁と、上記コールド
フインガーの他端に係合し、上記コールドフイン
ガーの発熱を十分拡散させる肉厚を有するフイン
と、上記コンプレツサーと平行して配置されたフ
アンと、上記デユワと平行して配置された回路基
板と、上記隔壁と上記部品を収納するケースとに
よつて、通風ダクト部と密閉部を構成したことを
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 and 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 dewar and has one end in contact with the infrared detection element, a U-shaped connecting pipe that is internally connected to the cold finger, and a U-shaped connecting pipe that is internally connected to the connecting pipe. , a compressor having fins on the outside, a partition wall having a hole so that the other end of the compressor projects, and a meat that engages with the other end of the cold finger and sufficiently diffuses the heat generated by the cold finger. A thick fin, a fan placed parallel to the compressor, a circuit board placed parallel to the dewar, a case housing the partition wall and the parts, seal the ventilation duct part. An infrared detection device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10566388U JPH0227533U (en) | 1988-08-10 | 1988-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10566388U JPH0227533U (en) | 1988-08-10 | 1988-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0227533U true JPH0227533U (en) | 1990-02-22 |
Family
ID=31338479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10566388U Pending JPH0227533U (en) | 1988-08-10 | 1988-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0227533U (en) |
-
1988
- 1988-08-10 JP JP10566388U patent/JPH0227533U/ja active Pending