JPH0263431U

JPH0263431U -

Info

Publication number: JPH0263431U
Application number: JP14352588U
Authority: JP
Priority date: 1988-11-02
Filing date: 1988-11-02
Publication date: 1990-05-11

Description

[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図は本考案のコールドフイ
ンガーと放熱フインの断面図、第３図は放熱フイ
ンを有する放熱器の斜視図、第４図は放熱板付回
路基板の断面図、第５図は従来の赤外線検出装置
を示す斜視図、第６図は第５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は第１のフア
ン、８は第２のフアン、９は回路基板、１０はブ
ツシユ、１１はケース、１２はエアフイルター、
１３は冷却空気、１４は赤外線検出素子、１５は
放熱器、１６は冷却水取り入れパイプ、１７は冷
却水吐き出しパイプ、１８は冷却水ポンプ、１９
は冷却水、２０は冷却水用の冷却器、２１は冷却
器・冷却水ポンプ間のコネクテイングパイプ、２
２はプリント基板タイプの電源、２３はブロツク
タイプ電源、２４は放熱板付回路基板、２５は電
気部品、２６は放熱板、２７はガラスエポキミ基
板である。尚、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 sectional view of a cold finger and a heat radiation fin of the present invention, and FIG. 3 is a perspective view of a radiator having a heat radiation fin. FIG. 4 is a sectional view of a circuit board with a heat sink, FIG. 5 is a perspective view of a conventional infrared detection device, and FIG. 6 is a cross-sectional view BB of FIG. 5. 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 first fan, 8 is a second fan, 9 is a circuit board, 10 is a 11 is the case, 12 is the air filter,
13 is cooling air, 14 is an infrared detection element, 15 is a radiator, 16 is a cooling water intake pipe, 17 is a cooling water discharge pipe, 18 is a cooling water pump, 19
is cooling water, 20 is a cooler for cooling water, 21 is a connecting pipe between the cooler and the cooling water pump, 2
2 is a printed circuit board type power supply, 23 is a block type power supply, 24 is a circuit board with a heat sink, 25 is an electric component, 26 is a heat sink, and 27 is a glass epoxy board. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

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 and has one end in contact with the infrared detection element; a bush that has a ring-shaped collar that engages the other end of the cold finger; and a U-shaped bush that is internally connected to the cold finger. a connecting pipe, a compressor internally connected to the connecting pipe, a circuit board with a heat sink,
A block type power supply, the above bushing, a compressor, a circuit board with a heat sink, a heat radiator having plate-shaped fins arranged inside it so as to be in contact with the heat dissipation surface of the block type power supply, and a connection between the above heat radiator and a cooling water intake pipe. the cooling water pump, the cooler connected to the radiator by the cooling water discharge pipe, the connecting pipe between the cooling water pump and the cooler that connects the cooling water pump and the cooler, and each of the above parts. An infrared detection device comprising: a case for storing the device; and a case for storing the device.