JPH0480092U - - Google Patents
Info
- Publication number
- JPH0480092U JPH0480092U JP12594990U JP12594990U JPH0480092U JP H0480092 U JPH0480092 U JP H0480092U JP 12594990 U JP12594990 U JP 12594990U JP 12594990 U JP12594990 U JP 12594990U JP H0480092 U JPH0480092 U JP H0480092U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- electronic
- noise
- heat radiation
- 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
- 238000009413 insulation Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
Landscapes
- Casings For Electric Apparatus (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Description
第１図および第２図は本考案一実施例の断面図
、第３図は他の実施例の断面図、第４図および第
５図はさらに他の実施例の断面図、第６図はさら
に他の実施例の断面図、第７図はさらに他の実施
例の断面図、第８図は従来例の断面図、第９図は
他の従来例の断面図である。
１は騒音発生部品、２は電子部品、３ａは母プ
リント基板、３ｂは補助プリント基板、４はケー
ス、５は放熱孔、６は遮音室である。
1 and 2 are sectional views of one embodiment of the present invention, FIG. 3 is a sectional view of another embodiment, FIGS. 4 and 5 are sectional views of yet another embodiment, and FIG. 6 is a sectional view of another embodiment of the present invention. FIG. 7 is a cross-sectional view of still another embodiment, FIG. 8 is a cross-sectional view of a conventional example, and FIG. 9 is a cross-sectional view of another conventional example. 1 is a noise generating component, 2 is an electronic component, 3a is a mother printed circuit board, 3b is an auxiliary printed circuit board, 4 is a case, 5 is a heat radiation hole, and 6 is a sound insulation chamber.
Claims (1)
その他の電子部品を実装したプリント基板を、放
熱孔が形成されたケースに収納して成る電子回路
装置において、騒音発生部品を含む電子部品を母
プリント基板に実装するとともに、その他の電子
部分を少なくとも１枚の補助プリント基板に実装
し、ケースの放熱孔が形成されていない部分と、
母プリント基板および補助プリント基板とで遮音
室を形成し、上記遮音室内に騒音発生部品を位置
させたことを特徴とする電子回路装置。 In an electronic circuit device that consists of a printed circuit board on which noise-generating components such as transformers and chiyokes and other electronic components are mounted and housed in a case with heat radiation holes, the electronic components including the noise-generating components are mounted on the mother printed circuit board. At the same time, other electronic parts are mounted on at least one auxiliary printed circuit board, and the part of the case where the heat radiation hole is not formed,
An electronic circuit device characterized in that a mother printed circuit board and an auxiliary printed circuit board form a sound insulation chamber, and a noise generating component is located within the sound insulation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12594990U JPH0480092U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12594990U JPH0480092U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480092U true JPH0480092U (en) | 1992-07-13 |
Family
ID=31873529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12594990U Pending JPH0480092U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480092U (en) |
-
1990
- 1990-11-27 JP JP12594990U patent/JPH0480092U/ja active Pending