JPH0360036U - - Google Patents
Info
- Publication number
- JPH0360036U JPH0360036U JP11941689U JP11941689U JPH0360036U JP H0360036 U JPH0360036 U JP H0360036U JP 11941689 U JP11941689 U JP 11941689U JP 11941689 U JP11941689 U JP 11941689U JP H0360036 U JPH0360036 U JP H0360036U
- Authority
- JP
- Japan
- Prior art keywords
- infrared detection
- detection device
- infrared
- detection element
- nozzle
- 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 7
- 238000001816 cooling Methods 0.000 claims 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Description
第１図はこの考案の一実施例を示す赤外線検出
装置の断面図、第２図は変形ノズル９部分の拡大
図、第３図はこの考案の装置が作用している状態
を示す赤外線検出装置の断面図、第４図は第３図
の変形ノズル９部分の拡大図、第５図は従来の赤
外線検出装置を示す断面図である。
図において、１…赤外線検知素子、２…赤外線
検出器、３…ノズル、４…第１のパイプ、５…断
熱糸、６…円柱体、７…噴流、９…変形ノズルで
ある。なお、図中同一符号は、同一または相当部
分を示す。
Fig. 1 is a sectional view of an infrared detection device showing an embodiment of this invention, Fig. 2 is an enlarged view of the deformed nozzle 9 portion, and Fig. 3 is an infrared detection device showing a state in which the device of this invention is in operation. 4 is an enlarged view of the modified nozzle 9 portion of FIG. 3, and FIG. 5 is a sectional view showing a conventional infrared detection device. In the figure, 1... infrared sensing element, 2... infrared detector, 3... nozzle, 4... first pipe, 5... heat insulating thread, 6... cylindrical body, 7... jet, 9... deformed nozzle. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
した赤外線検出器と、上記赤外線検知素子を極低
温に冷却するためのジユールトムソン効果を利用
した冷却装置とを備えた赤外線検出装置において
、温度によつて変形する性質を持つノズルが、あ
る温度に達したときに、その断面を変形させ噴流
の量を変化させる構造を持つことを特徴とする赤
外線検出装置。 In an infrared detection device equipped with an infrared detector having a double-tube structure in which an infrared detection element is mounted inside, and a cooling device that uses the Joule-Thomson effect to cool the infrared detection element to an extremely low temperature, An infrared detection device characterized by having a structure in which a nozzle, which has the property of being deformed by heat, deforms its cross section and changes the amount of jet flow when it reaches a certain temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11941689U JPH0360036U (en) | 1989-10-12 | 1989-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11941689U JPH0360036U (en) | 1989-10-12 | 1989-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0360036U true JPH0360036U (en) | 1991-06-13 |
Family
ID=31667542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11941689U Pending JPH0360036U (en) | 1989-10-12 | 1989-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0360036U (en) |
-
1989
- 1989-10-12 JP JP11941689U patent/JPH0360036U/ja active Pending