JPH01173647U - - Google Patents
Info
- Publication number
- JPH01173647U JPH01173647U JP6957488U JP6957488U JPH01173647U JP H01173647 U JPH01173647 U JP H01173647U JP 6957488 U JP6957488 U JP 6957488U JP 6957488 U JP6957488 U JP 6957488U JP H01173647 U JPH01173647 U JP H01173647U
- Authority
- JP
- Japan
- Prior art keywords
- engages
- connecting pipe
- lens unit
- cold finger
- fan
- 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 5
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- 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図は本考案のコールドフイ
ンガーと放射状の放熱フインの斜視図、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ＡＡ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はコネクテイブパイプ、７は第２のフアン
、８は第１のフアン、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 cross-sectional view showing an infrared detection device according to an embodiment of the present invention, Fig. 2 is a perspective view of the cold finger and radial heat radiation fins of the present invention, and Fig. 3 is a cross-sectional view showing a conventional infrared detection device. FIG. 4 is a diagram showing cross section AA in FIG. 3. 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 second fan, 8 is a first fan, 9 is a circuit board, 10 11 is a case, 13 is cooling air, and 14 is an infrared detection element. In addition, in the figures, the same reference numerals indicate the same or corresponding 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
コンプレツサと、上記コールドフインガーの他端
に係合する放射状のフインと、上記放射状のフイ
ンと上記コンプレツサの間に設置された第１のフ
アンと、上記デユワと平行して配置された回路基
板と、上記部品を収納するケースと、上記ケース
に取付けられた第２のフアンとによつて構成した
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 in, and a deyuwa that engages with the deyuwa. a cylindrical cold finger with one end in contact with the infrared detection element; a U-shaped connecting pipe internally connected to the cold finger; and a U-shaped connecting pipe internally connected with the connecting pipe and externally connected. a compressor having fins, a radial fin that engages with the other end of the cold finger, a first fan installed between the radial fin and the compressor, and a first fan disposed in parallel with the dewar; 1. An infrared detecting device comprising: a circuit board having an integrated circuit board; a case for housing the above-mentioned components; and a second fan attached to the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6957488U JPH01173647U (en) | 1988-05-26 | 1988-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6957488U JPH01173647U (en) | 1988-05-26 | 1988-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01173647U true JPH01173647U (en) | 1989-12-08 |
Family
ID=31294851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6957488U Pending JPH01173647U (en) | 1988-05-26 | 1988-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01173647U (en) |
-
1988
- 1988-05-26 JP JP6957488U patent/JPH01173647U/ja active Pending