JPH0193839U - - Google Patents
Info
- Publication number
- JPH0193839U JPH0193839U JP18887887U JP18887887U JPH0193839U JP H0193839 U JPH0193839 U JP H0193839U JP 18887887 U JP18887887 U JP 18887887U JP 18887887 U JP18887887 U JP 18887887U JP H0193839 U JPH0193839 U JP H0193839U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- circuit board
- electric circuit
- frequency converter
- attached
- 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
- 229910000838 Al alloy Inorganic materials 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Landscapes
- Structure Of Receivers (AREA)
Description
第１図ａ，ｂは本考案の一実施例の外観形状を
示す斜視図、第２図は本考案の一実施例を示す断
面図、第３図は本考案の一実施例のケースの取付
け構造の入力側を示す断面図、第４図ａ，ｂは本
考案の一実施例の出力コネクタの構造を示す側面
図、正面図、第５図は従来のこの種のマイクロ波
周波数変換器の一例のケースの取付け構造を示す
斜視図、第６図ａ，ｂは従来のこの種のマイクロ
波周波数変換器の他の例のケースの取付け構造の
入力側を示す斜視図、断面図、第７図ａ，ｂは第
６図ａ，ｂに示すもののケースの取付け構造の出
力側の構造を示す斜視図、断面図である。
１…接合フランジ、２…筐体の平板部、３…出
力コネクタフランジ、４…導波管部、５…プロー
ブ、６…出力コネクタ、７…ケース、８…締め付
けナツト、９ａ１，９ａ２，…Ｏリング溝、１０
ａ１，１０ａ２，１０ａ３，１０ａ４…Ｏリング
。なお図中同一符号は同一または相当する部分を
示す。
Figures 1 a and b are perspective views showing the external shape of an embodiment of the present invention, Figure 2 is a sectional view showing an embodiment of the invention, and Figure 3 is a case installation of an embodiment of the present invention. 4a and 4b are side and front views showing the structure of an output connector according to an embodiment of the present invention, and FIG. 5 is a sectional view showing the input side of the structure, and FIG. FIGS. 6a and 6b are perspective views showing an example case mounting structure of a conventional microwave frequency converter of this type; FIGS. Figures a and b are a perspective view and a sectional view showing the structure on the output side of the case mounting structure shown in Figures 6a and b. DESCRIPTION OF SYMBOLS 1... Joining flange, 2... Flat plate part of housing, 3... Output connector flange, 4... Waveguide part, 5... Probe, 6... Output connector, 7... Case, 8... Tightening nut, 9a 1 , 9a 2 , ...O-ring groove, 10
a 1 , 10a 2 , 10a 3 , 10a 4 ... O-ring. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
えたマイクロ波の周波数変換を行うマイクロ波周
波数変換器において、電気回路基板が取付けられ
、入力側にパラボラアンテナに導波管を介して接
続するための接合フランジが設けられた筐体と、
延性のよいアルミニウム合金板が押し出し金型成
形法で成形されて製作され、内面が上記筐体の上
記入力側の接合フランジの側面にＯリングを挾ん
で接触し、上記筐体の出力側に取付けられた出力
コネクタに設けられたねじに嵌合する締め付けナ
ツトで上記筐体に固定された上記電気回路基板を
電気的、気密的にシールするケースを備えたこと
を特徴とするマイクロ波周波数変換器。 In a microwave frequency converter that is attached to a parabolic antenna and converts the frequency of microwaves captured by the antenna, an electric circuit board is attached and a joining flange is provided on the input side for connecting to the parabolic antenna via a waveguide. A housing provided with the
A highly ductile aluminum alloy plate is manufactured by extrusion molding, and the inner surface contacts the side surface of the joining flange on the input side of the casing with an O-ring sandwiched therebetween, and is installed on the output side of the casing. A microwave frequency converter comprising a case that electrically and airtightly seals the electric circuit board fixed to the housing with a tightening nut that fits into a screw provided on an output connector. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18887887U JPH0193839U (en) | 1987-12-14 | 1987-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18887887U JPH0193839U (en) | 1987-12-14 | 1987-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0193839U true JPH0193839U (en) | 1989-06-20 |
Family
ID=31479944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18887887U Pending JPH0193839U (en) | 1987-12-14 | 1987-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0193839U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6059636B2 (en) * | 1976-11-15 | 1985-12-26 | 松下電工株式会社 | Surface warning type light beam detector |
-
1987
- 1987-12-14 JP JP18887887U patent/JPH0193839U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6059636B2 (en) * | 1976-11-15 | 1985-12-26 | 松下電工株式会社 | Surface warning type light beam detector |
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