JPH097723A - Mounting structure for insertion blade - Google Patents

Mounting structure for insertion blade

Info

Publication number
JPH097723A
JPH097723A JP7180778A JP18077895A JPH097723A JP H097723 A JPH097723 A JP H097723A JP 7180778 A JP7180778 A JP 7180778A JP 18077895 A JP18077895 A JP 18077895A JP H097723 A JPH097723 A JP H097723A
Authority
JP
Japan
Prior art keywords
blade
case
case half
insertion blade
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.)
Granted
Application number
JP7180778A
Other languages
Japanese (ja)
Other versions
JP3847813B2 (en
Inventor
Yukio Orihara
幸雄 折原
Norio Nadaguchi
紀男 灘口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tabuchi Electric Co Ltd
Original Assignee
Tabuchi Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tabuchi Electric Co Ltd filed Critical Tabuchi Electric Co Ltd
Priority to JP18077895A priority Critical patent/JP3847813B2/en
Publication of JPH097723A publication Critical patent/JPH097723A/en
Application granted granted Critical
Publication of JP3847813B2 publication Critical patent/JP3847813B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Multi-Conductor Connections (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

PURPOSE: To provide the mounting structure for an insertion blade, which can mount the insertion blade onto a case at low cost. CONSTITUTION: The projected part 1a at the tip end side of an insertion blade 1 is mounted onto the through hole 5 of the half body 4 of a case, the base end part 1c of the insertion blade 1 is mounted onto the supporting groove 7 of the half body 6 of a second case so as to allow the insertion blade 1 to be carried by a case 3, and concurrently, a printed board P is soldered to the soldering part 1b of the insertion blade 1 so as to be connected thereto. Therefore, complicated forming processes and the like required when the insertion blade 1 is mounted onto the case 3, can be eliminated, and neither lead wire nor contact terminal for connecting the insertion blade 1 with a transformer T, is thereby required.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は、電気機器のケースに
栓刃を取り付けるための栓刃の取付構造に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a blade mounting structure for mounting a blade on a case of electric equipment.

【0002】[0002]

【従来の技術】一般に、トランスのような電気機器と外
部電源とを接続するために用いられる栓刃は、外部機器
との接触や落下の際の衝撃などにより生じる外力から栓
刃を保護するために、ケースに収納されている。
2. Description of the Related Art Generally, a blade used for connecting an electric device such as a transformer and an external power source is used to protect the blade from an external force generated by a contact with the external device or an impact when dropped. It is stored in the case.

【0003】図4に示すように、従来、栓刃1をケース
2に取り付ける場合、ケース2へのインサート成型やト
ランスボビンとの一体成型などの方法が採られていた。
この場合、栓刃1がすでにケース2内に収納された状態
にあるので半田付けしにくいことやケース2内で栓刃1
の位置が決まらないことから、栓刃1とトランスTとの
接続には、通常、リード線Lまたは接触端子が用いられ
ていた。
As shown in FIG. 4, conventionally, when attaching the blade 1 to the case 2, methods such as insert molding into the case 2 and integral molding with a trans bobbin have been adopted.
In this case, since the blade 1 is already housed in the case 2, it is difficult to solder, and the blade 1 cannot be placed inside the case 2.
Since the position of is not determined, the lead wire L or the contact terminal is usually used for the connection between the blade 1 and the transformer T.

【0004】[0004]

【発明が解決しようとする課題】しかしながら、従来構
造においては、インサート成型や一体成型などで栓刃を
ケースに取り付けていたために、かかる複雑な成型工程
が必要となり、コストダウンが困難であった。
However, in the conventional structure, since the plug blade is attached to the case by insert molding or integral molding, such a complicated molding process is required and it is difficult to reduce the cost.

【0005】また、この場合、栓刃とプリント基板との
接続に、リード線または接触端子が用いられていたた
め、部品点数が増え同様にコストダウンが困難であっ
た。
Further, in this case, since the lead wire or the contact terminal is used for connecting the blade and the printed board, the number of parts is increased and it is also difficult to reduce the cost.

【0006】この発明は上記の問題点を解決して、低コ
ストで栓刃をケースに取り付けることができる栓刃の取
付構造を提供することを目的としている。
SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems and provide a blade mounting structure capable of mounting the blade to the case at low cost.

【0007】[0007]

【課題を解決するための手段】上記目的を達成するため
に、この発明は、栓刃を取り付ける第1のケース半体
と、この第1のケース半体に結合される第2のケース半
体とからなり、上記栓刃に接続される電気機器を内部に
収納するケースを備え、栓刃の先端側の突出部を、第1
のケース半体に設けた貫通孔から突出させ、栓刃のつば
部が第1のケース半体の内側に当接するようにして第1
のケース半体に取り付け、栓刃の基端部を、第2のケー
ス半体に設けた支持溝部に嵌め込むようにして第2のケ
ース半体に取り付けるとともに、栓刃をプリント基板に
貫通させ、栓刃の基端部近傍の半田付け部にプリント基
板を半田付けして接続している。
In order to achieve the above object, the present invention provides a first case half for attaching a blade and a second case half connected to the first case half. And a case for accommodating an electric device connected to the blade, the protruding portion on the tip side of the blade being the first
Of the plug blade so that the collar portion of the blade abuts the inside of the first case half.
Attached to the second case half so that the base end of the blade is fitted into the support groove provided in the second case half, and the blade is penetrated into the printed circuit board, The printed circuit board is soldered and connected to the soldering portion near the base end of the blade.

【0008】また、必要に応じて、上記栓刃の半田付け
部に栓刃の熱伝導性を低下させる熱伝導抑制手段が設け
られている。
Further, if necessary, the soldering portion of the blade is provided with heat conduction suppressing means for reducing the thermal conductivity of the blade.

【0009】[0009]

【作用】この発明によれば、栓刃の先端側の突出部を第
1のケース半体の貫通孔に取り付け、栓刃の基端部を第
2のケース半体の支持溝部に取り付けて、栓刃を取付ケ
ースに支持するとともに、栓刃の基端部近傍の半田付け
部にプリント基板を半田付けして接続している。従っ
て、栓刃を取付ケースに取り付ける際に複雑な成型工程
などが不要になり、また、栓刃と電気機器との接続用の
リード線や接触端子が不要となる。
According to the present invention, the protrusion on the tip side of the plug blade is attached to the through hole of the first case half body, and the base end portion of the plug blade is attached to the support groove portion of the second case half body. The blade is supported by the mounting case, and the printed board is soldered and connected to the soldering portion near the base end of the blade. Therefore, when the blade is attached to the mounting case, a complicated molding process or the like is not required, and a lead wire or a contact terminal for connecting the blade to the electric device is not required.

【0010】また、必要に応じて、栓刃の半田付け部に
栓刃の熱伝導性を低下させる熱伝導抑制手段が設けられ
ている。従って、栓刃の熱伝導性が低くなり栓刃の半田
付け性を向上することができる。
If necessary, the soldering portion of the blade is provided with heat conduction suppressing means for reducing the thermal conductivity of the blade. Therefore, the thermal conductivity of the blade is lowered and the solderability of the blade can be improved.

【0011】[0011]

【実施例】以下、この発明の実施例を図面に基づいて説
明する。図1に、この発明の一実施例に係る栓刃の取付
構造の斜視図を示す。この取付構造のケース3は、左右
一対(2本)の栓刃1,1、第1のケース半体4、およ
び第2のケース半体6を備え、両ケース半体4,6は、
栓刃1,1を取り付けた状態で端面12において固着さ
れている。
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a blade mounting structure according to an embodiment of the present invention. The case 3 of this mounting structure comprises a pair of left and right (two) blades 1, 1, a first case half body 4, and a second case half body 6, and both case half bodies 4, 6 are
It is fixed on the end face 12 with the blades 1, 1 attached.

【0012】図2に、図1の断面図を示す。以下、この
図によりケース3の構成を説明する。栓刃1は、先端側
に突出部1aとその下方につば部1sを有し、基端側に
基端部1cとその上方に半田付け部1bを有している。
ケース3を構成する第1のケース半体4には、その上部
に貫通孔5が設けられており、栓刃1の先端側の突出部
1aはこの貫通孔5から突出される。
FIG. 2 shows a sectional view of FIG. The configuration of Case 3 will be described below with reference to this figure. The blade 1 has a protrusion 1a on the tip side and a collar 1s below it, a base end 1c on the base end side, and a soldering portion 1b above it.
The first case half body 4 forming the case 3 is provided with a through hole 5 in the upper part thereof, and the protruding portion 1 a on the tip end side of the blade 1 is projected from the through hole 5.

【0013】第2のケース半体6には、その底部に支持
溝部7が設けられており、栓刃1の基端部1cはこの支
持溝部7に嵌め込まれる。また、トランスTのような電
気機器を搭載したプリント基板Pは、栓刃1の基端部1
c近傍の半田付け部1bで半田H付けして接続されてい
る。なお、もう1つの栓刃1も同様に第1のケース半体
4および第2のケース半体6に取り付けられている。従
って、栓刃1,1の位置は、第1のケース半体4の貫通
孔5の位置および第2のケース半体6の支持溝7の位置
に基づいて決められる。
A supporting groove portion 7 is provided on the bottom of the second case half body 6, and the base end portion 1c of the blade 1 is fitted into the supporting groove portion 7. Further, the printed circuit board P on which an electric device such as the transformer T is mounted has the base end portion 1 of the blade 1.
It is connected by soldering H at the soldering portion 1b near c. The other blade 1 is also attached to the first case half 4 and the second case half 6 in the same manner. Therefore, the positions of the blades 1 and 1 are determined based on the position of the through hole 5 of the first case half body 4 and the position of the support groove 7 of the second case half body 6.

【0014】このケース3は、以下のように組み立てら
れる。まず、図2の栓刃1をプリント基板Pの所定位置
で貫通させ、栓刃1の半田付け部1bにプリント基板P
の裏面を半田H付けして接続する。この場合、栓刃1は
まだケース3に覆われておらず、周囲に障害となるよう
な物が存在しないので、栓刃1とプリント基板Pの半田
H付けが容易になる。従って、自動半田付け装置による
自動半田付けも可能となる。なお、栓刃1とプリント基
板Pとが半田H付けされることによって、電気的な接続
だけでなく、プリント基板Pとケース3との固定にも兼
用される。
The case 3 is assembled as follows. First, the blade 1 of FIG. 2 is penetrated at a predetermined position of the printed board P, and the printed board P is attached to the soldering portion 1b of the blade 1.
Solder H is attached to the back surface of the to connect. In this case, the blade 1 is not yet covered by the case 3, and there is no obstacle in the surroundings, so that the solder H of the blade 1 and the printed board P can be easily attached. Therefore, automatic soldering by the automatic soldering device is also possible. In addition, since the blade 1 and the printed circuit board P are soldered H, they are used not only for electrical connection but also for fixing the printed circuit board P and the case 3.

【0015】次に、栓刃1の半田付け部1bにプリント
基板Pを接続した状態で、栓刃1の先端側の突出部1a
を第1のケース半体4の貫通孔5から突出させ、栓刃1
のつば部1sが貫通孔5周辺の第1のケース半体4の内
側に当接するようにして、栓刃1の先端側を第1のケー
ス半体4に取り付ける。そして、栓刃1の先端側を第1
のケース半体4に取り付けた状態で、栓刃1の基端部1
cを、第2のケース半体6の支持溝7に嵌め込むように
して、栓刃1の基端側を第2のケース半体6に取り付け
る。その後、両ケース半体の端面12が接着剤などで固
着される。こうして、第1のケース半体4と第2のケー
ス半体6とに栓刃1を取り付けた状態で、ケース3が組
み立てられる。
Next, with the printed circuit board P connected to the soldering portion 1b of the blade 1, the protruding portion 1a on the tip side of the blade 1 is formed.
To protrude from the through hole 5 of the first case half body 4,
The tip side of the blade 1 is attached to the first case half 4 such that the flange portion 1s contacts the inside of the first case half 4 around the through hole 5. Then, the tip side of the blade 1 is first
When attached to the case half 4 of the
The base end side of the blade 1 is attached to the second case half 6 so that c is fitted into the support groove 7 of the second case half 6. After that, the end faces 12 of both case halves are fixed with an adhesive or the like. In this way, the case 3 is assembled with the blade 1 attached to the first case half 4 and the second case half 6.

【0016】これにより、栓刃1は、貫通孔5を有する
第1のケース半体4と支持溝7を有する第2のケース半
体6とにより支持されているので、ケース3の前後方
向,左右方向の外力A〜Dが栓刃1に作用しても、これ
ら外力A〜Dに抗して栓刃1が強固に保持される。従っ
て、インサート成型などによる栓刃1のケースへの取り
付けに比較しても外力に対する強度は低下することがな
く、従来のケースに比較して、複雑な成型工程がないこ
とによりコストダウンが図られる。また、栓刃1とプリ
ント基板Pとを直半田付けで接続するので、従来の栓刃
1を接続するためのリード線や接触端子が不要となるか
ら、コストダウンが図られる。
Thus, the blade 1 is supported by the first case half 4 having the through hole 5 and the second case half 6 having the support groove 7, so that the front and rear direction of the case 3 Even if external forces A to D in the left-right direction act on the blade 1, the blade 1 is firmly held against these external forces A to D. Therefore, the strength against external force does not decrease even if the blade 1 is attached to the case by insert molding or the like, and the cost can be reduced because there is no complicated molding process as compared with the conventional case. . Further, since the blade blade 1 and the printed circuit board P are connected by direct soldering, a lead wire and a contact terminal for connecting the blade blade 1 in the related art are not required, so that the cost can be reduced.

【0017】また、栓刃1の半田付け部1bに熱伝導抑
制手段として図3のような所定の大きさの貫通孔8を設
けてもよい。この貫通孔8は、栓刃1の形成のときに同
時に設けられる。
Further, the soldering portion 1b of the blade 1 may be provided with a through hole 8 of a predetermined size as shown in FIG. 3 as a heat conduction suppressing means. This through hole 8 is provided at the same time when the blade 1 is formed.

【0018】この貫通孔8により、半田付け部1bの熱
伝導性が低くなるので、栓刃1の半田付け性が向上す
る。なお、貫通孔8を設ける代わりに半田付け部1bを
細くして、栓刃1の熱伝導性を低下させてもよい。
The through hole 8 reduces the thermal conductivity of the soldering portion 1b, so that the solderability of the blade 1 is improved. Instead of providing the through hole 8, the soldering portion 1b may be thinned to reduce the thermal conductivity of the blade 1.

【0019】なお、この実施例では、熱伝導抑制手段を
栓刃1とプリント基板の半田付けに用いているが、熱容
量の大きい部品や端子などの半田付けに用いてもよい。
In this embodiment, the heat conduction suppressing means is used for soldering the blade 1 and the printed circuit board, but it may be used for soldering parts or terminals having a large heat capacity.

【0020】[0020]

【効果】以上のように、この発明は、栓刃の先端側の突
出部を第1のケース半体の貫通孔に取り付け、栓刃の基
端部を第2のケース半体の支持溝部に取り付けて、栓刃
をケースに支持するとともに、栓刃の半田付け部にプリ
ント基板を半田付けして接続している。従って、栓刃を
ケースに取り付ける際に複雑な成型工程が不要となり、
また、栓刃と電気機器との接続用のリード線や接触端子
が不要となる。これにより、低コストで栓刃をケースに
取り付けることができる栓刃の取付構造を提供すること
ができる。
As described above, according to the present invention, the protrusion on the tip side of the blade is attached to the through hole of the first case half, and the base end of the blade is used as the support groove of the second case half. The blade is attached and the blade is supported by the case, and the printed board is soldered and connected to the soldering portion of the blade. Therefore, no complicated molding process is required to attach the blade to the case,
Moreover, a lead wire and a contact terminal for connecting the blade and the electric device are unnecessary. Accordingly, it is possible to provide a blade mounting structure capable of mounting the blade to the case at low cost.

【0021】また、必要に応じて、栓刃の半田付け部に
栓刃の熱伝導性を低下させる熱伝導抑制手段が設けられ
ている。従って、栓刃の熱伝導性が低くなり栓刃の半田
付け性を向上することができる。
If necessary, the soldering portion of the blade is provided with heat conduction suppressing means for reducing the thermal conductivity of the blade. Therefore, the thermal conductivity of the blade is lowered and the solderability of the blade can be improved.

【図面の簡単な説明】[Brief description of drawings]

【図1】この発明の一実施例に係る栓刃の取付構造を示
す斜視図である。
FIG. 1 is a perspective view showing an attachment structure of a blade according to an embodiment of the present invention.

【図2】上記栓刃の取付構造を示す縦断面図である。FIG. 2 is a vertical sectional view showing a mounting structure of the blade.

【図3】他の実施例を示す側面図である。FIG. 3 is a side view showing another embodiment.

【図4】従来の栓刃の取付構造を示す断面図である。FIG. 4 is a cross-sectional view showing a conventional blade mounting structure.

【符号の説明】[Explanation of symbols]

1…栓刃、1a…突出部、1b…半田付け部、1c…基
端部、1s…ストッパ、3…ケース、4…第1のケース
半体、5…貫通孔、6…第2のケース半体、7…支持溝
部、P…プリント基板。
DESCRIPTION OF SYMBOLS 1 ... Plug blade, 1a ... Projection part, 1b ... Soldering part, 1c ... Base end part, 1s ... Stopper, 3 ... Case, 4 ... 1st case half body, 5 ... Through hole, 6 ... 2nd case Half, 7 ... Support groove part, P ... Printed circuit board.

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 栓刃を取り付ける第1のケース半体と、
この第1のケース半体に結合される第2のケース半体と
からなり、上記栓刃に接続される電気機器を内部に収納
するケースを備え、 栓刃の先端側の突出部を、第1のケース半体に設けた貫
通孔から突出させ、栓刃のつば部が第1のケース半体の
内側に当接するようにして第1のケース半体に取り付
け、 栓刃の基端部を、第2のケース半体に設けた支持溝部に
嵌め込むようにして第2のケース半体に取り付けるとと
もに、 栓刃をプリント基板に貫通させ、栓刃の基端部近傍の半
田付け部にプリント基板を半田付けして接続している栓
刃の取付構造。
1. A first case half for attaching a blade,
A second case half body joined to the first case half body is provided, and a case for accommodating an electric device connected to the blade is provided inside. 1 is attached to the first case half so that the flange of the blade is in contact with the inside of the first case half, and the base end of the blade is attached. , The second case half is attached to the second case half so that it fits into the support groove provided in the second case half, and the plug blade is pierced through the printed board. Mounting structure for blades connected by soldering.
【請求項2】 請求項1において、さらに、 上記栓刃の半田付け部に栓刃の熱伝導性を低下させる熱
伝導抑制手段が設けられている栓刃の取付構造。
2. The blade mounting structure according to claim 1, further comprising a heat conduction suppressing means for reducing a thermal conductivity of the blade in a soldering portion of the blade.
JP18077895A 1995-06-22 1995-06-22 Plug blade mounting structure Expired - Fee Related JP3847813B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18077895A JP3847813B2 (en) 1995-06-22 1995-06-22 Plug blade mounting structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18077895A JP3847813B2 (en) 1995-06-22 1995-06-22 Plug blade mounting structure

Publications (2)

Publication Number Publication Date
JPH097723A true JPH097723A (en) 1997-01-10
JP3847813B2 JP3847813B2 (en) 2006-11-22

Family

ID=16089171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18077895A Expired - Fee Related JP3847813B2 (en) 1995-06-22 1995-06-22 Plug blade mounting structure

Country Status (1)

Country Link
JP (1) JP3847813B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8608489B2 (en) 2008-02-19 2013-12-17 Mitsumi Electric Co., Ltd. AC adaptor and method for fabricating the same

Cited By (1)

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US8608489B2 (en) 2008-02-19 2013-12-17 Mitsumi Electric Co., Ltd. AC adaptor and method for fabricating the same

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