JPH06325683A - Small-sized socket fuse for printed wiring board - Google Patents
Small-sized socket fuse for printed wiring boardInfo
- Publication number
- JPH06325683A JPH06325683A JP11257193A JP11257193A JPH06325683A JP H06325683 A JPH06325683 A JP H06325683A JP 11257193 A JP11257193 A JP 11257193A JP 11257193 A JP11257193 A JP 11257193A JP H06325683 A JPH06325683 A JP H06325683A
- Authority
- JP
- Japan
- Prior art keywords
- fuse
- socket
- fuse element
- pair
- printed wiring
- 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
Landscapes
- Fuses (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は印刷配線基板用小形ソケ
ットヒューズに関し、特に過電流によって切断するヒュ
ーズとこのヒューズを保持するソケットとから成り、印
刷配線基板の電気回路における過電流遮断用に利用する
印刷配線基板用小形ソケットヒューズに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a small-sized socket fuse for a printed wiring board, and more particularly to a fuse for cutting by an overcurrent and a socket for holding the fuse, which is used for shutting off an overcurrent in an electric circuit of a printed wiring board. The present invention relates to a small socket fuse for a printed wiring board.
【0002】[0002]
【従来の技術】従来の印刷配線基板用のヒューズは、図
3に示すように、ガラス管の両端に端子22を設け、管
中に図示しないヒューズ素子を張ったガラス管ヒューズ
21と、印刷配線基板実装用のヒューズソケット23と
から成る。また、表面実装に対応するものとしては、た
とえば特開平01−137532号公報では、図4に示
すように、ガラス管ヒューズ24の接続用のクランプ部
25と、クランプ部25と一体成形され印刷配線基板へ
のろう付固定を行なうろう接続部26を有する。2. Description of the Related Art As shown in FIG. 3, a conventional fuse for a printed wiring board is provided with terminals 22 at both ends of a glass tube, a glass tube fuse 21 having a fuse element (not shown) in the tube, and a printed wiring. And a fuse socket 23 for mounting on a board. Further, as for the surface mounting, for example, in Japanese Patent Laid-Open No. 01-137532, as shown in FIG. 4, a clamp portion 25 for connecting the glass tube fuse 24 and a printed wiring formed integrally with the clamp portion 25 are provided. It has a brazing connection 26 for brazing and fixing to the substrate.
【0003】[0003]
【発明が解決しようとする課題】上述した図3に示す従
来のガラス管ヒューズ21とヒューズソケット23との
組合せでは、構造的にある程度以下の小形のものは製造
困難であり、また通電する導体部分の露出が多くて安全
上も問題があった。また、図4に示す表面実装用のヒュ
ーズは、ろう接続部26を利用して行なうろう付時の熱
が直接ガラス管ヒューズ24に伝導することによる劣化
の恐れがあり、さらに過電流に対しては切断されて電子
回路の安全を確保することを特徴とするヒューズである
にもかかわらずその交換が困難であるという問題があっ
た。With the combination of the conventional glass tube fuse 21 and the fuse socket 23 shown in FIG. 3 described above, it is difficult to manufacture a compact one having a certain size or less, and a conductor portion that conducts electricity. There was a lot of exposure and there was a safety issue. Further, the surface mounting fuse shown in FIG. 4 may be deteriorated due to the heat generated during brazing using the brazing connection portion 26 being directly transferred to the glass tube fuse 24. Has a problem that it is difficult to replace the fuse even though it is a fuse characterized by being cut to ensure the safety of the electronic circuit.
【0004】本発明の目的は上述した問題を解決し、小
型軽量化がし易くかつ安全性を増大し、また印刷配線基
板への装着時の熱伝導劣化を排除した交換容易な印刷配
線基板用小型ソケットヒューズを提供することにある。An object of the present invention is to solve the above-mentioned problems, to reduce the size and weight, to increase the safety, and to eliminate the heat conduction deterioration when the printed wiring board is mounted on the printed wiring board. It is to provide a small socket fuse.
【0005】[0005]
【課題を解決するための手段】本発明のソケットヒュー
ズは、印刷配線基板に実装し過電流によって切断して電
子回路を保護する印刷配線基板用小形ソケットヒューズ
であって、ヒューズ素子と、前記ヒューズ素子を搭載す
る第1の絶縁部材のヒューズ取付台と、前記ヒューズ素
子の両端を支持しかつ前記ヒューズ取付台に対向配置し
て外部との電気的接続を行なう一対の金属導体部と、前
記ヒューズ取付台と結合して前記ヒューズ素子の内包空
間を形成するとともに脱着時の把手とする第2の絶縁部
材のカバーとを有するヒューズ素子部と、前記一対の金
属導体部と接触して電路を形成する一対のソケット接極
子と、前記一対のソケット接極子と一体化構成され前記
印刷配線基板にろう付けにより接続される少なくとも一
対のソケットろう付接続用端子と、前記一対のソケット
接極子および少なくとも一対の前記ソケットろう付接続
用端子を装着する第3の絶縁部材のソケット筺体とを備
えるソケット部とを有する。A socket fuse of the present invention is a small socket fuse for a printed wiring board which is mounted on the printed wiring board and cuts by an overcurrent to protect an electronic circuit. The fuse element and the fuse are provided. A fuse mounting base of a first insulating member on which an element is mounted, a pair of metal conductor portions that support both ends of the fuse element and are arranged to face the fuse mounting base to electrically connect to the outside, and the fuse. A fuse element portion, which is combined with a mounting base to form an internal space of the fuse element and has a cover of a second insulating member which serves as a handle at the time of attachment and detachment, and an electric path are formed by contacting the pair of metal conductor portions. A pair of socket armatures, and at least a pair of socket solders integrally formed with the pair of socket armatures and connected to the printed wiring board by brazing. And a socket portion having a connection terminal, and a socket housing of the third insulating member for mounting the pair of sockets armature and at least a pair of the connecting terminals with socket brazing.
【0006】また本発明のソケットヒューズは、前記一
対の金属導体部のそれぞれには溝状の凹部を設け、かつ
前記一対のソケット接極子には前記凹部に嵌入して接触
するバネ性を与えた凸部を設けた構成を有する。Further, in the socket fuse of the present invention, each of the pair of metal conductor portions is provided with a groove-shaped recess, and the pair of socket armatures is provided with a spring property to be fitted into and contact with the recess. It has a structure provided with a convex portion.
【0007】さらに本発明のソケットヒューズは、前記
ヒューズ素子部をあらかじめ用意しておき、過電流によ
る前記ヒューズの切断に対しては前記ヒューズ素子部全
体を交換装備するものとした構成を有する。Further, in the socket fuse of the present invention, the fuse element portion is prepared in advance, and the fuse element portion as a whole is replaced and equipped for disconnection of the fuse due to overcurrent.
【0008】[0008]
【実施例】次に、本発明について図面を参照して説明す
る。図1は本発明の一実施例の印刷配線基板用小形ソケ
ットヒューズのヒューズ素子部の斜視図(a)およびソ
ケット部の斜視図(b)である。図1(a)のヒューズ
素子部10は、溝状の凹部101を設けた一対の金属導
体部1aおよび1bと、金属導体1aおよび1bを対向
配置する合成樹脂を利用した第1の絶縁部材としてのヒ
ューズ取付台2と、ヒューズ取付台2と結合し内部に図
示しないヒューズ素子を内包する空間を形成する合成樹
脂を利用した第2の絶縁部材としてのカバー3とを備
え、かつカバー3は全体を操作し易い凹み形状を持たせ
たものとして把手の役目も果す。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described with reference to the drawings. FIG. 1 is a perspective view (a) of a fuse element portion and a perspective view (b) of a socket portion of a small socket fuse for a printed wiring board according to an embodiment of the present invention. The fuse element portion 10 of FIG. 1A is a first insulating member using a pair of metal conductor portions 1a and 1b provided with a groove-shaped recess 101 and a synthetic resin in which the metal conductors 1a and 1b are arranged to face each other. Fuse mount 2 and a cover 3 as a second insulating member made of a synthetic resin which is coupled to the fuse mount 2 and forms a space for enclosing a fuse element (not shown) therein. It also functions as a handle as it has a recessed shape that makes it easy to operate.
【0009】一方図1(b)に示すソケット部11は、
合成樹脂を利用する第3の絶縁部材としてのソケット筺
体6に対向する一対のソケット接極子4aと図示しない
ソケット接極子4bとを配設し、さらにこのソケット接
極子と一体化構造として構成される少なくとも一対、本
実施例では二対のソケットろう付接続用端子5a(図示
せず)および5b,5c(図示せず)および5dを備
え、なおソケット接極子4aおよび4bにはそれぞれ、
ヒューズ素子部10の金属導体部1a,1bの凹部10
1に嵌入するバネ性を付与した凸部102が設けられて
いる。On the other hand, the socket portion 11 shown in FIG.
A pair of socket armatures 4a and a socket armature 4b (not shown) facing the socket housing 6 as a third insulating member using a synthetic resin are arranged, and the socket armature is integrated with the socket armature. At least one pair, in this embodiment two pairs of socket brazing connection terminals 5a (not shown) and 5b, 5c (not shown) and 5d are provided, and the socket armatures 4a and 4b respectively have
Recessed portion 10 of metal conductor portions 1a and 1b of fuse element portion 10
A convex portion 102 having a spring property is provided so that the convex portion 102 can be fitted into the groove 1.
【0010】図2は、本発明の一実施例の横断面図であ
る。ヒューズ素子部10は、カバー3とヒューズ取付台
2とによって内包空間を形成し、この空間にヒューズ素
子7が内包される。ヒューズ素子7は、その両端が金属
導体部1aおよび1bと接続され、金属導体部1aおよ
び1bはヒューズ取付台2に対向配置される。金属導体
部1aおよび1bにはそれぞれ溝状の凹部101が設け
られ、ここにソケット部11のソケット接極子4aおよ
び4bの凸部102が嵌入して金属導体部1aおよび1
bとの接触が確保され電路が形成する。凸部102はバ
ネ性(弾性)を有し、カバー3を把持してヒューズ素子
部10をソケット部11に圧入することにより凹部10
1との確実な接触が得られる。FIG. 2 is a cross-sectional view of an embodiment of the present invention. The fuse element portion 10 forms an internal space by the cover 3 and the fuse mounting base 2, and the fuse element 7 is included in this space. Both ends of the fuse element 7 are connected to the metal conductor portions 1a and 1b, and the metal conductor portions 1a and 1b are arranged to face the fuse mount 2. Each of the metal conductor portions 1a and 1b is provided with a groove-shaped recess 101, and the protrusions 102 of the socket armatures 4a and 4b of the socket portion 11 are fitted therein to fit into the metal conductor portions 1a and 1b.
The contact with b is secured and an electric path is formed. The convex portion 102 has springiness (elasticity), and the concave portion 10 is formed by holding the cover 3 and pressing the fuse element portion 10 into the socket portion 11.
A reliable contact with 1 is obtained.
【0011】ソケット部11は、一対のソケット接極子
4aおよび4bのほか、ソケット4aおよび4bと一体
化構造をなす二対のソケットろう付接続用端子5aおよ
び5b,5cおよび5d(図示せず)をソケット筺体6
に配備し、ソケットろう付接続用端子5aおよび5b等
が印刷配線基板にろう付によって接続され、過電流が流
れるとヒューズ素子7が切断して電子回路を保護する。The socket portion 11 includes, in addition to the pair of socket armatures 4a and 4b, two pairs of socket brazing connection terminals 5a and 5b, 5c and 5d (not shown) which are integrated with the sockets 4a and 4b. The socket housing 6
The solder brazing connection terminals 5a and 5b are connected to the printed wiring board by brazing, and when an overcurrent flows, the fuse element 7 is cut to protect the electronic circuit.
【0012】こうして、ヒューズ素子部10とソケット
部11とに分離構成し、かつヒューズ素子および電気的
接触部材を除く主要構成材料を合成樹脂とすることによ
り全体の小型軽小化が実現できる。特に、ヒューズ素子
部10はあらかじめ複数用意しておき、過電流によるヒ
ューズ素子7の切断に対しては、原因究明後ヒューズ素
子部10全体を換装することにより迅速かつ容易に対応
ができる。In this way, the fuse element portion 10 and the socket portion 11 are separated from each other, and the main constituent material other than the fuse element and the electrical contact member is synthetic resin, so that the overall size and weight can be reduced. In particular, a plurality of fuse element portions 10 are prepared in advance, and the blowout of the fuse element 7 due to an overcurrent can be quickly and easily dealt with by replacing the entire fuse element portion 10 after investigating the cause.
【0013】[0013]
【発明の効果】以上説明したように本発明は、印刷配線
基板用小形ヒューズを、交換可能なヒューズ素子部と、
このヒューズ素子部を装着するソケットとに分離して構
成することにより、印刷配線基板へのろう付時の熱のヒ
ューズ素子への悪影響を回避するとともに、ヒューズ素
子の交換に特別な工具を要することなく容易に換装で
き、さらに全体を合成樹脂モールドによって小型軽量に
形成することによって量産に適するとともに、表面実装
への対応も容易となるという結果を有する。As described above, according to the present invention, a small fuse for a printed wiring board is provided with a replaceable fuse element section.
By constructing this fuse element part separately from the socket in which it is installed, avoid adverse effects on the fuse element due to heat when brazing to the printed wiring board, and replace the fuse element with a special tool. It can be easily replaced, and it is suitable for mass production and can be easily applied to surface mounting because it is made compact and lightweight by a synthetic resin mold.
【図1】本発明の一実施例の印刷配線基板用小形ソケッ
トヒューズのヒューズ素子部の斜視図(a)およびソケ
ット部の斜視図(b)である。FIG. 1 is a perspective view (a) of a fuse element portion and a perspective view (b) of a socket portion of a small socket fuse for a printed wiring board according to an embodiment of the present invention.
【図2】本発明の一実施例の印刷配線基板用小形ソケッ
トヒューズの横断面図である。FIG. 2 is a cross-sectional view of a small socket fuse for a printed wiring board according to an embodiment of the present invention.
【図3】従来のガラス管ヒューズの側面図(a)および
ヒューズソケットの正面図(b)、側面図(c)であ
る。FIG. 3 is a side view (a) of a conventional glass tube fuse, a front view (b) and a side view (c) of a fuse socket.
【図4】従来の表面実装用ヒューズの構造を示す側面図
(a)および正面図(b)である。FIG. 4 is a side view (a) and a front view (b) showing a structure of a conventional surface mounting fuse.
1a,1b 金属導体部 2 ヒューズ取付台 3 カバー 4a,4b ソケット接極子 5a,5b,5c,5d ソケットろう付接続用端子 6 ソケット筺体 10 ヒューズ素子部 11 ソケット部 1a, 1b Metal conductor part 2 Fuse mount 3 Covers 4a, 4b Socket armature 5a, 5b, 5c, 5d Socket brazing connection terminal 6 Socket housing 10 Fuse element part 11 Socket part
Claims (3)
断して電子回路を保護する印刷配線基板用小形ソケット
ヒューズであって、ヒューズ素子と、前記ヒューズ素子
を搭載する第1の絶縁部材のヒューズ取付台と、前記ヒ
ューズ素子の両端を支持しかつ前記ヒューズ取付台に対
向配置して外部との電気的接続を行なう一対の金属導体
部と、前記ヒューズ取付台と結合して前記ヒューズ素子
の内包空間を形成するとともに脱着時の把手とする第2
の絶縁部材のカバーとを有するヒューズ素子部と、前記
一対の金属導体部と接触して電路を形成する一対のソケ
ット接極子と、前記一対のソケット接極子と一体化構成
され前記印刷配線基板にろう付けにより接続される少な
くとも一対のソケットろう付接続用端子と、前記一対の
ソケット接極子および少なくとも一対の前記ソケットろ
う付接続用端子を装着する第3の絶縁部材のソケット筺
体とを備えるソケット部とを有することを特徴とする印
刷配線基板用小形ソケットヒューズ。1. A small socket fuse for a printed wiring board, which is mounted on a printed wiring board and is cut by an overcurrent to protect an electronic circuit, comprising a fuse element and a fuse of a first insulating member on which the fuse element is mounted. An attachment base, a pair of metal conductor portions that support both ends of the fuse element and are arranged to face the fuse attachment base to electrically connect to the outside, and an internal structure of the fuse element that is combined with the fuse attachment base. The second that forms a space and serves as a handle for attachment / detachment
A fuse element portion having a cover of an insulating member, a pair of socket armatures that form an electric path by contacting with the pair of metal conductor portions, and the printed wiring board integrally formed with the pair of socket armatures. A socket portion including at least a pair of socket brazing connection terminals connected by brazing, and a socket housing of a third insulating member on which the pair of socket armatures and at least a pair of the socket brazing connection terminals are mounted. A small socket fuse for a printed wiring board, comprising:
状の凹部を設け、かつ前記一対のソケット接極子には前
記凹部に嵌入して接触するバネ性を与えた凸部を設けた
ことを特徴とする請求項1記載の印刷配線基板用小形ソ
ケットヒューズ。2. A groove-shaped recess is provided in each of the pair of metal conductor portions, and a spring-provided protrusion that fits into and contacts the recess is provided in the pair of socket armatures. The small socket fuse for a printed wiring board according to claim 1.
ておき、過電流による前記ヒューズ素子の切断に対して
は前記ヒューズ素子部全体を交換装備するものとしたこ
とを特徴とする請求項1記載の印刷配線基板用小形ソケ
ットヒューズ。3. The fuse element section is prepared in advance, and the fuse element section as a whole is equipped with a replacement for cutting the fuse element due to an overcurrent. Small socket fuse for printed wiring boards.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11257193A JPH06325683A (en) | 1993-05-14 | 1993-05-14 | Small-sized socket fuse for printed wiring board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11257193A JPH06325683A (en) | 1993-05-14 | 1993-05-14 | Small-sized socket fuse for printed wiring board |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH06325683A true JPH06325683A (en) | 1994-11-25 |
Family
ID=14590049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11257193A Pending JPH06325683A (en) | 1993-05-14 | 1993-05-14 | Small-sized socket fuse for printed wiring board |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH06325683A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015034599A1 (en) * | 2013-09-06 | 2015-03-12 | Johnson Controls Technology Company | Bladed fuse connectors for use in a vehicle battery module |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053870A (en) * | 1983-09-02 | 1985-03-27 | Hitachi Ltd | Radiation measuring apparatus |
-
1993
- 1993-05-14 JP JP11257193A patent/JPH06325683A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053870A (en) * | 1983-09-02 | 1985-03-27 | Hitachi Ltd | Radiation measuring apparatus |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015034599A1 (en) * | 2013-09-06 | 2015-03-12 | Johnson Controls Technology Company | Bladed fuse connectors for use in a vehicle battery module |
US9722231B2 (en) | 2013-09-06 | 2017-08-01 | Johnson Controls Technology Company | Bladed fuse connectors for use in a vehicle battery module |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 19960305 |