JP2563050Y2 - Video camera - Google Patents
Video cameraInfo
- Publication number
- JP2563050Y2 JP2563050Y2 JP1990048680U JP4868090U JP2563050Y2 JP 2563050 Y2 JP2563050 Y2 JP 2563050Y2 JP 1990048680 U JP1990048680 U JP 1990048680U JP 4868090 U JP4868090 U JP 4868090U JP 2563050 Y2 JP2563050 Y2 JP 2563050Y2
- Authority
- JP
- Japan
- Prior art keywords
- solid
- state imaging
- imaging device
- fan
- space
- 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.)
- Expired - Fee Related
Links
Landscapes
- Camera Bodies And Camera Details Or Accessories (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、固体撮像素子の放熱機構を改良したビデオ
カメラに関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a video camera in which a heat radiation mechanism of a solid-state imaging device is improved.
本考案は固体撮像素子と、この固体撮像素子を駆動す
る駆動手段が設けられた駆動基板と、一方の面が固体撮
像素子に接するよう設けられたペルチェ素子と、一方の
面がペルチェ素子の他方の面と接し、他方の面に熱を発
散するための複数のフィンが設けられた放熱部材と、フ
ァンと、これらを内蔵する筐体とを備え、固体撮像素子
を駆動する駆動手段が設けられた駆動基板によって、筐
体内の固体撮像素子が位置する空間の近傍が固体撮像素
子側である第一の空間と固体撮像素子と離間される側の
第二の空間とに分けられるようになされているととも
に、放熱部材に設けられた複数のフィンの少なくとも一
部分が駆動基板を突き抜けて第二の空間側に位置し、第
二の空間側に突き抜けた複数のフィンに対してファンか
らの空気流が与えられて放熱部材の熱を放熱する。The present invention relates to a solid-state imaging device, a driving board provided with a driving means for driving the solid-state imaging device, a Peltier device provided so that one surface is in contact with the solid-state imaging device, and one surface being the other of the Peltier device. A heat dissipating member provided with a plurality of fins for dissipating heat to the other surface, a fan, and a housing containing the same, and driving means for driving the solid-state imaging device is provided. By the driving substrate, the vicinity of the space where the solid-state imaging device is located in the housing is divided into a first space on the solid-state imaging device side and a second space on the side separated from the solid-state imaging device. At least a portion of the plurality of fins provided on the heat radiating member penetrates the drive board and is located on the second space side, and the air flow from the fan is applied to the plurality of fins penetrating on the second space side. Given Radiating heat of the heat radiating member.
例えばビデオカメラなどの小型の電子機器において、
放熱特性の改善を図らねばならない場合が少なくない。
例えば本出願人が実開昭62−13075に開示したように、
ビデオカメラ撮像素子付近の対流速度を他部より速くす
る増速手段を設けたビデオカメラの放熱装置の例があ
る。また、例えば本出願人が実開昭60−177543に開示し
たように、把手に放熱用のファンを取り付ける例があ
る。しかしながら、何れの方式も固体撮像素子の冷却効
果及び放熱効果が不完全であった。また、当出願人の出
願に係わる実願平１−118938にはペルチェ素子により固
体撮像素子を積極的に冷却するものが出願されている
が、放熱のために銅などで構成された部材を固体撮像素
子と筐体との間に設けなければならず、特に３板式ビデ
オカメラでは構造が複雑になるという問題があった。For example, in small electronic devices such as video cameras,
There are many cases where the heat radiation characteristics must be improved.
For example, as disclosed by the present applicant in Japanese Utility Model Application Laid-Open No. 62-13075,
There is an example of a heat radiator of a video camera provided with speed increasing means for increasing a convection velocity near a video camera image pickup element as compared with other parts. Further, for example, as disclosed by the present applicant in Japanese Utility Model Laid-Open Publication No. 60-177543, there is an example in which a fan for heat radiation is attached to a handle. However, the cooling effect and the heat radiation effect of the solid-state imaging device were incomplete in all the systems. In addition, Japanese Patent Application No. 1-118938 filed by the applicant of the present invention filed an application in which a solid-state imaging device is actively cooled by a Peltier device, but a member made of copper or the like is used for heat radiation. It must be provided between the imaging element and the housing, and there is a problem that the structure is complicated particularly in a three-panel video camera.
本考案が解決しようとする課題は、固体撮像素子の冷
却効果及び放熱効果が大であり、且つ構造が簡単なビデ
オカメラを提供することである。The problem to be solved by the present invention is to provide a video camera which has a large cooling effect and heat radiation effect of a solid-state imaging device and has a simple structure.
上記課題を解決するための本考案に係わるビデオカメ
ラは、固体撮像素子と、この固体撮像素子を駆動する駆
動手段が設けられた駆動基板と、一方の面が固体撮像素
子に接するよう設けられたペルチェ素子と、一方の面が
ペルチェ素子の他方の面と接し、他方の面に熱を発散す
るための複数のフィンが設けられた放熱部材と、ファン
と、これらを内蔵する筐体とを備え、固体撮像素子を駆
動する駆動手段が設けられた駆動基板によって、筐体内
の固体撮像素子が位置する空間の近傍が固体撮像素子側
である第一の空間と固体撮像素子と離間される側の第二
の空間とに分けられるようになされているとともに、放
熱部材に設けられた複数のフィンの少なくとも一部分が
駆動基板を突き抜けて第二の空間側に位置し、第二の空
間側に突き抜けた複数のフィンに対してファンからの空
気流が与えられて放熱部材の熱を放熱することを特徴と
する。A video camera according to the present invention for solving the above problems is provided with a solid-state imaging device, a driving board provided with driving means for driving the solid-state imaging device, and one surface contacting the solid-state imaging device. A Peltier element, a radiating member having one surface in contact with the other surface of the Peltier element and a plurality of fins for dissipating heat to the other surface, a fan, and a housing containing these components. By a drive board provided with a driving unit for driving the solid-state imaging device, the first space in which the vicinity of the space where the solid-state imaging device is located in the housing is the solid-state imaging device side and the first space on the side separated from the solid-state imaging device. Along with being divided into the second space, at least a part of the plurality of fins provided on the heat radiation member penetrates the drive board and is located on the second space side, and has penetrated to the second space side. Duplicate Characterized by radiating heat of the air flow is given heat radiation member from the fan with respect to the fins.
放熱部材の近傍に設けたファンによる空気流により、
固体撮像素子からペルチェ素子、さらに放熱部材へと導
かれた熱を効率よく放熱する。By the air flow by the fan provided near the heat radiating member,
The heat guided from the solid-state imaging device to the Peltier device and further to the heat dissipation member is efficiently radiated.
本考案の実施例について、先ず、ファンとファンの取
り付け部材の概略構成について概略外観斜視図である第
１図を参照して説明する。First, an embodiment of the present invention will be described with reference to FIG. 1 which is a schematic external perspective view of a schematic configuration of a fan and a mounting member of the fan.
ファン１は、クッション材５を介してファン取り付け
部２に取り付けられ、ファン取り付け部２からは弾性を
有する二本の腕3A,3Bが延設されている。ファン取り付
け部２と腕3A,3Bは、例えばPOM（ポリオキシメチレン）
やABS（アクリロニトリル−ブタジエン−スチレン共重
合樹脂）などの弾性と剛性とを兼ね備えた合成樹脂で一
体成形したものが望ましい。そして、筐体６には、例え
ば筐体６内に支柱4A,4Bが設けられており、この支柱4A,
4Bの間に腕3A,3Bの間隔を狭める方向に曲げて挿入した
後に腕3A,3Bを開放すれば、ファン１は筐体６内に支持
される。この二本の腕3A,3Bの弾性により、ファン１の
回転時に生じる振動の筐体６への伝達を減衰することが
できる。The fan 1 is attached to the fan attachment portion 2 via a cushion material 5, and two elastic arms 3A and 3B extend from the fan attachment portion 2. The fan mounting part 2 and the arms 3A and 3B are, for example, POM (polyoxymethylene).
It is desirable to integrally mold a synthetic resin having both elasticity and rigidity such as ABS and acrylonitrile-butadiene-styrene copolymer resin. The housing 6 is provided with, for example, columns 4A and 4B in the housing 6, and the columns 4A and 4B are provided.
If the arms 3A and 3B are opened after bending and inserting the arms 3A and 3B in a direction to narrow the gap between the arms 4A and 4B, the fan 1 is supported in the housing 6. Due to the elasticity of the two arms 3A and 3B, transmission of vibration generated when the fan 1 rotates to the housing 6 can be attenuated.
上記した事例では、ファン取り付け部２から延設する
二本の腕3A,3Bを同方向に延設したものを示したが、こ
れに限定されるものでなく、さらにファン取り付け部２
に取り付けられたファン１をより確実に支持するものと
して、反対側に少なくともさらに１本の腕を増設する、
またはファン取り付け部２から放射状に複数の腕を延設
するものでもよい。また、上記した事例では、筐体６内
の支柱4A,4Bに腕3A,3Bを付勢支持するものを示したが、
これに限定されるものでなく、腕3A,3Bを支持する部材
として、例えば配線基板用に設けられた支柱や凹部でも
よい。この場合、腕の先端形状は第１図に示した事例に
限定されず、例えばスパナ形やはさみ形でもよく、ま
た、腕の弾性および剛性によらない、例えばはめ込み式
の成形部材や筐体６外からネジを用いて螺着するなどの
併用でもよい。さらに、ファン取り付け部２から腕を延
設するかわりに、筐体６や筐体６内の固定体から少なく
とも二本の腕を延設し、この腕の先端でファン１を支持
する構成であってもよい。In the above example, the two arms 3A and 3B extending from the fan mounting portion 2 are shown extending in the same direction. However, the present invention is not limited to this.
At least one more arm is provided on the opposite side to more reliably support the fan 1 attached to the
Alternatively, a plurality of arms may be extended radially from the fan mounting portion 2. Further, in the above-described case, the case where the arms 3A and 3B are biased and supported on the columns 4A and 4B in the housing 6 is shown.
The present invention is not limited to this, and a member or a recess provided for a wiring board may be used as a member for supporting the arms 3A and 3B. In this case, the shape of the tip of the arm is not limited to the example shown in FIG. 1, and may be, for example, a wrench shape or a scissor shape. It may be used in combination such as screwing from outside with a screw. Further, instead of extending the arm from the fan mounting portion 2, at least two arms are extended from the housing 6 or a fixed body in the housing 6, and the tip of the arm supports the fan 1. You may.
第２図（ａ）は本考案を適用した３板式ビデオカメラ
の概略断面斜視図であり、第２図（ｂ）は第２図（ａ）
におけるＡ方向からみた概略Ａ矢視図である。FIG. 2A is a schematic cross-sectional perspective view of a three-panel video camera to which the present invention is applied, and FIG. 2B is FIG. 2A.
FIG. 3 is a schematic view as viewed in the direction indicated by the arrow A in FIG.
第２図（ｂ）に示したように、固体撮像素子７にはペ
ルチェ素子８の冷却電極が密着され、ペルチェ素子８の
放熱電極は放熱部材９の基部9Aに密着されている。放熱
部材９の基部9Aからは放熱効率の向上を図る複数のフィ
ン9Bが垂設されている。このフィン9Bには固体撮像素子
７を駆動する駆動手段が設けられた駆動基板7Aがフィン
9Bの少なくとも一部分が駆動基板7Aを突き抜けるように
係合されている。そして、筐体６内の固体撮像素子７が
位置する空間の近傍において、駆動基板7Aで区分される
固体撮像素子７側の第一の空間10と駆動基板7Aで区分さ
れる固体撮像素子７と離間される側の第二の空間11とに
分けられる。さらに、第１図に示した事例のように、フ
ァン取り付け部２に取り付けられ、ファン取り付け部２
から延設された二本の腕3A,3Bにより筐体６に設けられ
た支柱4A,4Bに付勢支持されたファン１が、第２図
（ａ）に示したように、筐体６内に配設されている。フ
ァン１の回転により送風される空気流は図中に矢印で示
したように、固体撮像素子７側である第一の空間10と固
体撮像素子７と離間される第二の空間11の何れにも流れ
て順次放熱部材９の熱を効率よく放熱させ、温められた
空気を筐体６外に放出する。As shown in FIG. 2B, the cooling electrode of the Peltier element 8 is in close contact with the solid-state imaging device 7, and the heat radiation electrode of the Peltier element 8 is in close contact with the base 9A of the heat radiation member 9. A plurality of fins 9B are provided vertically from the base 9A of the heat radiating member 9 to improve the heat radiating efficiency. The fin 9B is provided with a driving substrate 7A provided with driving means for driving the solid-state imaging device 7.
At least a portion of 9B is engaged so as to penetrate drive substrate 7A. Then, in the vicinity of the space where the solid-state imaging device 7 is located in the housing 6, the first space 10 on the solid-state imaging device 7 side divided by the driving substrate 7A and the solid-state imaging device 7 divided by the driving substrate 7A It is divided into a second space 11 on the side to be separated. Furthermore, as shown in the example shown in FIG.
The fan 1 urged and supported by the columns 4A and 4B provided on the housing 6 by the two arms 3A and 3B extending from the inside of the housing 6 as shown in FIG. It is arranged in. As indicated by the arrow in the drawing, the air flow blown by the rotation of the fan 1 is transmitted to either the first space 10 on the solid-state imaging device 7 side or the second space 11 separated from the solid-state imaging device 7. The heat flows from the heat radiating member 9 to the heat radiating member 9 efficiently, and the heated air is discharged to the outside of the housing 6.
本考案によれば、固体撮像素子の冷却効果及び放熱効
果が大であり、且つ、構造が簡単なビデオカメラが提供
できる。ADVANTAGE OF THE INVENTION According to this invention, the cooling effect and heat dissipation effect of a solid-state image sensor are large, and the video camera whose structure is simple can be provided.
第１図は、本考案のファンとファンの取り付け部材の概
略外観斜視図である。 第２図（ａ）は、本考案を適用した３板式ビデオカメラ
の概略断面斜視図である。 第２図（ｂ）は、第２図（ａ）におけるＡ方向からみた
概略Ａ矢視図である。 １…ファン、２…ファン取り付け部、3A,3B…腕、4A,4B
…支柱、５…クッション材、６…筐体、７…固体撮像素
子、7A…駆動基板、８…ペルチェ素子、９…放熱部材、
9A…基部、9B…フィン、10…第一の空間、11…第二の空
間FIG. 1 is a schematic external perspective view of a fan and a fan mounting member of the present invention. FIG. 2A is a schematic sectional perspective view of a three-panel video camera to which the present invention is applied. FIG. 2 (b) is a schematic view taken in the direction of arrow A as viewed from the direction A in FIG. 2 (a). 1 ... Fan, 2 ... Fan attachment part, 3A, 3B ... Arm, 4A, 4B
... pillars, 5 ... cushion material, 6 ... housing, 7 ... solid-state imaging device, 7A ... drive board, 8 ... Peltier device, 9 ... heat dissipation member,
9A… Base, 9B… Fin, 10… First space, 11… Second space
Claims (1)
基板と、 一方の面が前記固体撮像素子に接するよう設けられたペ
ルチェ素子と、 一方の面が前記ペルチェ素子の他方の面と接し、他方の
面に熱を発散するための複数のフィンが設けられた放熱
部材と、 ファンと、 前記固体撮像素子、前記駆動基板、前記ペルチェ素子及
び前記放熱部材を内蔵する筐体とを備え、 前記駆動基板によって、前記筐体内の前記固体撮像素子
が位置する空間の近傍が前記固体撮像素子側である第一
の空間と前記固体撮像素子と離間される側の第二の空間
とに分けられるようになされているとともに、 前記複数のフィンの少なくとも一部分が前記駆動基板を
突き抜けて前記第二の空間側に位置し、前記第二の空間
側に突き抜けた前記複数のフィンに対して前記ファンか
らの空気流が与えられるようになされていること を特徴とするビデオカメラ。A solid-state imaging device; a driving substrate provided with driving means for driving the solid-state imaging device; a Peltier device provided so that one surface thereof is in contact with the solid-state imaging device; A heat dissipating member in contact with the other surface of the Peltier device and provided with a plurality of fins for dissipating heat to the other surface, a fan, the solid-state imaging device, the drive board, the Peltier device, and the heat dissipating member. A housing in which the first substrate is located near the space where the solid-state imaging device is located in the housing and the first space is on the side of the solid-state imaging device, and the drive substrate is on the side separated from the solid-state imaging device. And at least a portion of the plurality of fins penetrates through the drive substrate and is located on the second space side, and has penetrated into the second space side. A video camera, wherein an airflow from the fan is given to the plurality of fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990048680U JP2563050Y2 (en) | 1990-05-11 | 1990-05-11 | Video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990048680U JP2563050Y2 (en) | 1990-05-11 | 1990-05-11 | Video camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH048578U JPH048578U (en) | 1992-01-27 |
| JP2563050Y2 true JP2563050Y2 (en) | 1998-02-18 |
Family
ID=31565712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990048680U Expired - Fee Related JP2563050Y2 (en) | 1990-05-11 | 1990-05-11 | Video camera |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2563050Y2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0496919U (en) * | 1991-01-31 | 1992-08-21 | ||
| US6173576B1 (en) * | 1999-03-25 | 2001-01-16 | Intel Corporation | Cooling unit for an integrated circuit package |
| JP4729467B2 (en) * | 2006-10-18 | 2011-07-20 | パナソニック株式会社 | Heat dissipation device |
| WO2013014717A1 (en) * | 2011-07-26 | 2013-01-31 | パナソニック株式会社 | Imaging device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534154Y2 (en) * | 1987-09-30 | 1993-08-30 | ||
| JPH01186066A (en) * | 1988-01-20 | 1989-07-25 | Toyota Motor Corp | Cooler for television camera |
| JPH01222580A (en) * | 1988-03-02 | 1989-09-05 | Matsushita Electric Ind Co Ltd | Cooling device for image pickup element |
-
1990
- 1990-05-11 JP JP1990048680U patent/JP2563050Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH048578U (en) | 1992-01-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |