JPH11135962A - Radiator mounting device - Google Patents
Radiator mounting deviceInfo
- Publication number
- JPH11135962A JPH11135962A JP30014497A JP30014497A JPH11135962A JP H11135962 A JPH11135962 A JP H11135962A JP 30014497 A JP30014497 A JP 30014497A JP 30014497 A JP30014497 A JP 30014497A JP H11135962 A JPH11135962 A JP H11135962A
- Authority
- JP
- Japan
- Prior art keywords
- radiator
- cabinet
- fixed
- sub
- mounting
- 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
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、本体キャビネット
に放熱器を具備した音響機器の放熱器取付装置に関する
ものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radiator mounting device for audio equipment having a radiator in a main body cabinet.
【０００２】[0002]
【従来の技術】図４は従来の放熱器取付装置を示すもの
である。図４において、所定の回路を構成した印刷配線
基板１１にＩＣ１２が半田付けされ、そのＩＣ１２の発
熱を放熱する目的で放熱器１３をＩＣ１２にビスで密着
締結している。放熱器１３はアルミ製の放熱器ベース１
３ａに、数枚のアルミ製のフィン１３ｂをカシメ工法に
より構成されており、かなりの重量を有している。その
ため放熱器１３を支持するための取付片１４を放熱器１
３に取り付け、それをシャーシ１５にビス締めしてい
る。背面板１６は前記構成をした後に放熱器１３の背後
から取り付け、さらに十分な放熱孔を開けた背面パネル
１７を同方向よりビス締めするように構成されている。2. Description of the Related Art FIG. 4 shows a conventional radiator mounting device. In FIG. 4, an IC 12 is soldered to a printed wiring board 11 forming a predetermined circuit, and a radiator 13 is tightly fastened to the IC 12 with screws in order to radiate heat generated by the IC 12. The radiator 13 is an aluminum radiator base 1
3a, several aluminum fins 13b are formed by caulking, and have a considerable weight. Therefore, the mounting piece 14 for supporting the radiator 13 is attached to the radiator 1.
3 and is screwed to the chassis 15. The rear plate 16 is configured to be attached from behind the radiator 13 after the above-described configuration, and to further screw the rear panel 17 having sufficient heat radiation holes from the same direction.
【０００３】[0003]
【発明が解決しようとする課題】このような放熱器取付
装置においては、シャーシ１５に対して順次組み上げて
キャビネットを構成していく為、すでにキャビネットを
構成したものに放熱器１３、印刷配線基板１１を取り付
けていく工法が出来ない場合があった。In such a radiator mounting apparatus, a cabinet is constructed by sequentially assembling the chassis 15 with the chassis 15. Therefore, the radiator 13 and the printed wiring board 11 are already provided in the cabinet. There was a case where it was not possible to attach the method of attaching.
【０００４】本発明は上記従来の問題点に鑑み、すでに
キャビネットを構成したものに放熱器、印刷配線基板を
取り付け出来、部品同士の取り付けズレを吸収出来る放
熱器取付装置を提供することを目的としてなされたもの
である。SUMMARY OF THE INVENTION In view of the above-mentioned conventional problems, it is an object of the present invention to provide a radiator mounting apparatus which can mount a radiator and a printed wiring board on an already configured cabinet, and can absorb a mounting displacement between components. It was done.
【０００５】[0005]
【課題を解決するための手段】この課題を解決するため
に本発明の放熱器取付装置は、放熱板をＩＣと共に固定
した印刷配線基板を取り付けた副体キャビネットと、当
該副体キャビネットを固定すると共に前記放熱板の貫通
孔を形成した本体キャビネットと、弾性取付片を有する
放熱器とを備え、前記放熱器を放熱板及び本体キャビネ
ットに対して少なくとも一方には弾性取付片を介して固
定するように構成したものであり、これにより、組立工
法上の制約を受けず、部品同士の取り付けズレを吸収出
来る放熱器取付装置が得られる。SUMMARY OF THE INVENTION In order to solve this problem, a radiator mounting apparatus according to the present invention fixes a sub-cabinet to which a printed wiring board having a heat sink fixed together with an IC is mounted, and the sub-cabinet is fixed. And a radiator having an elastic mounting piece, wherein the radiator is fixed to at least one of the radiator and the main body cabinet via the elastic mounting piece. Accordingly, a radiator mounting device capable of absorbing a mounting displacement between components without being restricted by an assembling method can be obtained.
【０００６】[0006]
【発明の実施の形態】本発明の請求項１に記載の発明
は、放熱板をＩＣと共に固定した印刷配線基板を取り付
けた副体キャビネットと、当該副体キャビネットを固定
すると共に前記放熱板の貫通孔を形成した本体キャビネ
ットと、弾性取付片を有する放熱器とを備え、前記放熱
器を放熱板及び本体キャビネットに対して少なくとも一
方には弾性取付片を介して固定するように構成したもの
であり、従来の放熱器を放熱板と放熱器に分割する事に
より組立工法上の制約を受けず、且つ該放熱器の弾性片
により部品同士の取り付けズレ吸収するという作用を有
する。DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is directed to a sub-cabinet to which a printed wiring board to which a heat sink is fixed together with an IC is provided, and the sub-cabinet is fixed and the heat sink is penetrated. It is provided with a main body cabinet having a hole, and a radiator having an elastic mounting piece, wherein the radiator is fixed to at least one of the heat sink and the main body cabinet via the elastic mounting piece. By dividing the conventional radiator into a radiator plate and a radiator, there is no restriction on the assembling method, and the elastic pieces of the radiator absorb the misalignment between components.
【０００７】請求項２に記載の発明は、印刷配線基板の
放熱板突出側における副体キャビネットに当接リブを突
出形成し、かつ前記当接リブ先端より突出する放熱板の
突出寸法を一定になるように保持して、本体キャビネッ
トにおける放熱器取付面の内面に当接させるように構成
したものであり、部品同士のズレを更に吸収するという
作用を有する。According to a second aspect of the present invention, a contact rib is formed so as to protrude from a sub-cabinet on a side of the printed wiring board where the heat sink protrudes, and a projecting dimension of the heat sink protruding from the end of the contact rib is kept constant. The main body cabinet is held so as to be in contact with the inner surface of the radiator mounting surface of the main body cabinet, and has an effect of further absorbing a deviation between components.
【０００８】以下本発明の実施の形態について、図１か
ら図３を用いて説明する。 （実施の形態１）図１は本発明の第１の実施の形態にお
ける放熱器取付装置の全体図を示し、図２はその要部断
面図を示す。An embodiment of the present invention will be described below with reference to FIGS. (Embodiment 1) FIG. 1 is an overall view of a radiator mounting apparatus according to a first embodiment of the present invention, and FIG. 2 is a sectional view of a main part thereof.
【０００９】図において、９は本体キャビネットで木製
の木箱であり、上面に角状の開口部９ａを、背面板９ｂ
には放熱板貫通孔９ｃを形成している。８は副体キャビ
ネットで本体キャビネット９に開けた角状の開口部９ａ
をふさぐ形でビス固定されるようなっており、放熱板４
をＩＣ２と共に固定した印刷配線基板１を取り付けてい
る。７は背面パネルで内側に放熱器３を収納配置するよ
うにしており、本体キャビネット９の背面板９ｂにビス
固定されるようになっている。In the figure, reference numeral 9 denotes a wooden cabinet, which is a main body cabinet, and has a square opening 9a on the upper surface and a back plate 9b.
Is formed with a heat sink through-hole 9c. Reference numeral 8 denotes a sub-unit cabinet having a square opening 9a opened in the main unit cabinet 9.
Screw is fixed in the form of closing the heat sink 4
Is fixed together with the IC 2 on the printed wiring board 1. Reference numeral 7 denotes a rear panel which accommodates and arranges the radiator 3 inside, and is fixed to a rear plate 9b of the main body cabinet 9 with screws.
【００１０】印刷配線基板１は、ＩＣ２を半田付けして
固定すると共に、放熱板４を印刷配線基板１に対して締
結脚４ａを挿入の後、ひねる事によって固定し、ＩＣ２
との密着固定をビス２ａで行っている。印刷配線基板１
は、副体キャビネット８に設けたボス８ａにビス８ｂで
固定され、更に副体キャビネット８は本体キャビネット
９にビス８ｃで固定されている。本体キャビネット９の
開口部９ａと、副体キャビネット８は若干の隙間を持っ
て構成されている。The printed wiring board 1 is fixed by soldering the IC 2 and fixing the heat sink 4 by twisting after inserting the fastening legs 4 a into the printed wiring board 1.
Is fixed by screws 2a. Printed wiring board 1
Is fixed to a boss 8a provided on the sub cabinet 8 with screws 8b, and the sub cabinet 8 is fixed to the main cabinet 9 with screws 8c. The opening 9a of the main body cabinet 9 and the sub-body cabinet 8 are configured with a slight gap.
【００１１】放熱器３は、放熱器ベース３ａ及びこの放
熱器ベース３ａに設けた取付孔３ｂと、その左右端に一
体に形成した弾性取付片３ｃ及びこの弾性取付片３ｃの
先端部に設けた取付孔３ｄとを有している。そして、取
付孔３ｂを放熱板４に設けた取付孔４ａにビス３ｅによ
って固定すると共に、取付孔３ｄを本体キャビネット９
の背面板９ｂに設けた取付孔９ｄにビス３ｆによって固
定するようにしている。ここで、放熱器３と放熱板４と
の熱伝導を行うため、ビス３ｄによる固定は密着固定さ
れている。The radiator 3 has a radiator base 3a, a mounting hole 3b formed in the radiator base 3a, an elastic mounting piece 3c integrally formed on the left and right ends thereof, and a distal end of the elastic mounting piece 3c. And a mounting hole 3d. Then, the mounting holes 3b are fixed to the mounting holes 4a provided in the heat sink 4 by screws 3e, and the mounting holes 3d are
Are fixed to mounting holes 9d provided in the rear plate 9b by screws 3f. Here, in order to conduct heat between the radiator 3 and the radiator plate 4, the fixing by the screws 3d is closely fixed.
【００１２】本体キャビネット９は木製のため、予め箱
型に形成されている。このため印刷配線基板１を取り付
けた副体キャビネット８を、上から組み付けるには若干
斜め上方から入れるとしても、従来のように放熱器３を
直接ＩＣ２に取り付ける構成では開口部９ａから大きく
出っ張るため組立工法上無理であった。このため本発明
では従来の放熱器を、ＩＣ２とともに印刷配線基板上で
ディップ工法で半田付け出来る放熱板４と、放熱効果を
セット外気で上げる為の放熱器３に分けるようにしてい
る。Since the main body cabinet 9 is made of wood, it is formed in a box shape in advance. For this reason, even if the sub-body cabinet 8 to which the printed wiring board 1 is attached is inserted from a slightly obliquely upper position to assemble from above, the radiator 3 is directly attached to the IC 2 as in the conventional case, and the sub-unit cabinet 8 protrudes greatly from the opening 9a. It was impossible on the construction method. For this reason, in the present invention, the conventional radiator is divided into a radiator plate 4 which can be soldered together with the IC 2 on the printed wiring board by a dip method, and a radiator 3 for increasing the heat radiation effect by the set outside air.
【００１３】また、弾性片３ｃは従来の成形キャビネッ
トに比べて寸法バラツキの大きい木製キャビネットの寸
法ズレ吸収や、前記開口部９ａと副体キャビネット８の
隙間による取付ズレ吸収が出来るようになっている。The elastic piece 3c can absorb a dimensional deviation of a wooden cabinet having a larger dimensional variation than a conventional molded cabinet, and can absorb a mounting deviation due to a gap between the opening 9a and the sub-unit cabinet 8. .
【００１４】以上のように本実施形態によれば、放熱器
の大きさからくる組立工法上の制約を受けない放熱器取
付装置を提供できることや、部品同士の取り付けズレを
吸収できる放熱器取付装置を提供出来るものである。As described above, according to the present embodiment, it is possible to provide a radiator mounting device which is not restricted by the assembly method due to the size of the radiator, and it is possible to absorb a mounting deviation between components. Can be provided.
【００１５】（実施の形態２）次に、図３は第２の実施
の形態の放熱器取付装置を示し、図３において、８ａは
印刷配線基板１の放熱板４突出側における副体キャビネ
ット８に突出形成した当接リブであり、副体キャビネッ
ト８に一体に形成しており、当該当接リブ８ａの先端よ
り突出する放熱板４の突出寸法を一定になるように保持
している。そして、副体キャビネット８を本体キャビネ
ット９に取り付ける際、開口部９ａとの隙間による左右
ズレを無くすため当接リブ８ａを本体キャビネット９の
背面板９ｂの内面に当てるように構成し、放熱板４と放
熱器３とのズレが背面板９ｂの板厚公差になるようにし
ている。(Embodiment 2) FIG. 3 shows a radiator mounting apparatus according to a second embodiment. In FIG. 3, reference numeral 8a denotes a sub-cabinet 8 on the side of the printed wiring board 1 on which the radiator plate 4 protrudes. The contact ribs are formed integrally with the sub-cabinet 8 and hold the projecting dimension of the heat radiating plate 4 projecting from the tip of the contact rib 8a so as to be constant. When the sub-cabinet 8 is attached to the main body cabinet 9, the contact rib 8 a is configured to be applied to the inner surface of the back plate 9 b of the main body cabinet 9 in order to eliminate left and right misalignment due to a gap with the opening 9 a. The gap between the radiator 3 and the radiator 3 is set to a thickness tolerance of the back plate 9b.
【００１６】[0016]
【発明の効果】以上のように本発明によれば、放熱器の
大きさからくる組立工法上の制約を受けない放熱器取付
装置を提供できることや、部品同士の取り付けズレを吸
収できる放熱器取付装置を提供出来るという有利な効果
が得られる。As described above, according to the present invention, it is possible to provide a radiator mounting device which is not restricted by the assembly method due to the size of the radiator, and to mount a radiator capable of absorbing a mounting displacement between components. The advantageous effect that the device can be provided is obtained.
【図１】本発明の一実施の形態による放熱器取付装置の
全体図FIG. 1 is an overall view of a radiator mounting device according to an embodiment of the present invention.
【図２】本発明の一実施の形態による放熱器取付装置の
断面図FIG. 2 is a cross-sectional view of a radiator mounting device according to an embodiment of the present invention.
【図３】本発明の第２の実施の形態による放熱器取付装
置の断面図FIG. 3 is a cross-sectional view of a radiator mounting device according to a second embodiment of the present invention.
【図４】従来の放熱器取付装置の断面図FIG. 4 is a cross-sectional view of a conventional radiator mounting device.
１ 印刷配線基板 ２ ＩＣ ３ 放熱器 ３ｃ 弾性取付片 ４ 放熱板 ８ 副体キャビネット ８ａ 当接リブ ９ 本体キャビネット DESCRIPTION OF SYMBOLS 1 Printed wiring board 2 IC 3 Radiator 3c Elastic mounting piece 4 Heat sink 8 Sub-body cabinet 8a Contact rib 9 Main body cabinet
Claims (2)
板を取り付けた副体キャビネットと、当該副体キャビネ
ットを固定すると共に前記放熱板の貫通孔を形成した本
体キャビネットと、弾性取付片を有する放熱器とを備
え、前記放熱器を放熱板及び本体キャビネットに対して
少なくとも一方には弾性取付片を介して固定するように
構成したことを特徴とする放熱器取付装置。1. A sub-cabinet to which a printed wiring board to which a heat sink is fixed together with an IC is mounted, a main body cabinet to which the sub-cabinet is fixed, and a through hole of the heat sink is formed, and a heat radiator having an elastic mounting piece. A radiator mounting device, wherein the radiator is fixed to at least one of the radiator plate and the main body cabinet via an elastic mounting piece.
体キャビネットに当接リブを突出形成し、かつ前記当接
リブ先端より突出する放熱板の突出寸法を一定になるよ
うに保持して、本体キャビネットにおける放熱器取付面
の内面に当接させるように構成したことを特徴とする請
求項１記載の放熱器取付装置。2. A contact rib is formed on a sub-cabinet on a heat sink protruding side of a printed wiring board, and a projecting dimension of the heat sink protruding from a tip of the contact rib is maintained to be constant. The radiator mounting device according to claim 1, wherein the radiator mounting device is configured to be in contact with an inner surface of the radiator mounting surface of the main body cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30014497A JP3738543B2 (en) | 1997-10-31 | 1997-10-31 | Radiator mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30014497A JP3738543B2 (en) | 1997-10-31 | 1997-10-31 | Radiator mounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11135962A true JPH11135962A (en) | 1999-05-21 |
| JP3738543B2 JP3738543B2 (en) | 2006-01-25 |
Family
ID=17881279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30014497A Expired - Fee Related JP3738543B2 (en) | 1997-10-31 | 1997-10-31 | Radiator mounting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3738543B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013062455A (en) * | 2011-09-15 | 2013-04-04 | Hitachi Automotive Systems Ltd | Motor drive device |
| CN103171301A (en) * | 2011-12-22 | 2013-06-26 | 兄弟工业株式会社 | Cartridge and method for fixing circuit board on support surface of cartridge |
| CN105006068A (en) * | 2015-07-31 | 2015-10-28 | 蔡异 | Vending machine PCB protection device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112788911A (en) * | 2019-11-08 | 2021-05-11 | 中兴通讯股份有限公司 | Radiator and circuit board heat radiation structure |
-
1997
- 1997-10-31 JP JP30014497A patent/JP3738543B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013062455A (en) * | 2011-09-15 | 2013-04-04 | Hitachi Automotive Systems Ltd | Motor drive device |
| CN103171301A (en) * | 2011-12-22 | 2013-06-26 | 兄弟工业株式会社 | Cartridge and method for fixing circuit board on support surface of cartridge |
| CN103171301B (en) * | 2011-12-22 | 2015-07-22 | 兄弟工业株式会社 | Cartridge and method for fixing circuit board on support surface of cartridge |
| CN105006068A (en) * | 2015-07-31 | 2015-10-28 | 蔡异 | Vending machine PCB protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3738543B2 (en) | 2006-01-25 |
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