JPS62155332U - - Google Patents
Info
- Publication number
- JPS62155332U JPS62155332U JP4436286U JP4436286U JPS62155332U JP S62155332 U JPS62155332 U JP S62155332U JP 4436286 U JP4436286 U JP 4436286U JP 4436286 U JP4436286 U JP 4436286U JP S62155332 U JPS62155332 U JP S62155332U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- mirror piece
- pyroelectric infrared
- detection device
- infrared
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
- Burglar Alarm Systems (AREA)
Description
第１図は本考案の焦電形赤外線検出装置に用い
るカバーの斜視図、第２図は第１図のカバーにミ
ラー片を装着する過程を示す断面図、第３図は本
考案の焦電形赤外線検出装置の正面断面図、第４
図は本考案の他の実施例を示すカバーの斜視図、
第５図は第４図のカバーを用いた焦電形赤外線検
出装置の正面断面図、第６図は従来の焦電形赤外
線検出装置の正面図、第７図は第６図に示す装置
の動作を示す断面図、第８図は焦電形赤外線検出
装置に適用する電気回路図、第９図および第１０
図のＡは赤外線センサの各素子の出力を示し、Ｂ
はＦＥＴの出力を示す波形図である。
１……赤外線検出装置、２……カバー、３……
溝、４……ネジ、４ａ……爪、５……ミラー片、
５ａ……ミラー片の外縁、６……筐体、６ａ……
筐体の上面、６ｂ……開口、７……ネジ、７ａ…
…凹部又は孔、８……赤外線センサ。
Figure 1 is a perspective view of a cover used in the pyroelectric infrared detector of the present invention, Figure 2 is a sectional view showing the process of attaching a mirror piece to the cover of Figure 1, and Figure 3 is a pyroelectric infrared detector of the present invention. Front sectional view of the type infrared detection device, No. 4
The figure is a perspective view of a cover showing another embodiment of the present invention;
5 is a front sectional view of a pyroelectric infrared detector using the cover shown in FIG. 4, FIG. 6 is a front view of a conventional pyroelectric infrared detector, and FIG. 7 is a front sectional view of the device shown in FIG. A sectional view showing the operation, FIG. 8 is an electric circuit diagram applied to a pyroelectric infrared detection device, and FIGS. 9 and 10 are
A in the figure shows the output of each element of the infrared sensor, and B
is a waveform diagram showing the output of the FET. 1...Infrared detection device, 2...Cover, 3...
Groove, 4...Screw, 4a...Claw, 5...Mirror piece,
5a... Outer edge of mirror piece, 6... Housing, 6a...
Top surface of the housing, 6b...opening, 7...screw, 7a...
... recess or hole, 8... infrared sensor.
Claims (1)
に反射光が投影するように、前記筐体上方に筐体
上面と垂直にかつ前記赤外線センサの周囲に複数
取付けたミラー片を有する焦電形赤外線検知装置
において、 赤外線透過性物質からなる球殻状カバーの内側
にミラー片が挿入可能な溝を設け、前記溝に前記
ミラー片の外縁部を挿入固定し、前記カバーを前
記筐体に結合して構成したことを特徴とする焦電
形赤外線検知装置。[Claims for Utility Model Registration] A plurality of infrared sensors are installed above the housing perpendicularly to the top surface of the housing and around the infrared sensors so that reflected light is projected onto the pyroelectric infrared sensor located in the opening on the top surface of the housing. In a pyroelectric infrared detection device having a mirror piece, a groove into which the mirror piece can be inserted is provided inside a spherical shell-like cover made of an infrared transparent material, and an outer edge of the mirror piece is inserted and fixed into the groove, A pyroelectric infrared detection device characterized in that the cover is combined with the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4436286U JPH0436417Y2 (en) | 1986-03-25 | 1986-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4436286U JPH0436417Y2 (en) | 1986-03-25 | 1986-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62155332U true JPS62155332U (en) | 1987-10-02 |
| JPH0436417Y2 JPH0436417Y2 (en) | 1992-08-27 |
Family
ID=30862099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4436286U Expired JPH0436417Y2 (en) | 1986-03-25 | 1986-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436417Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0562827U (en) * | 1992-01-30 | 1993-08-20 | 松下電工株式会社 | Hot wire detector |
-
1986
- 1986-03-25 JP JP4436286U patent/JPH0436417Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0562827U (en) * | 1992-01-30 | 1993-08-20 | 松下電工株式会社 | Hot wire detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0436417Y2 (en) | 1992-08-27 |