JPH033987Y2 - - Google Patents
Info
- Publication number
- JPH033987Y2 JPH033987Y2 JP1986203298U JP20329886U JPH033987Y2 JP H033987 Y2 JPH033987 Y2 JP H033987Y2 JP 1986203298 U JP1986203298 U JP 1986203298U JP 20329886 U JP20329886 U JP 20329886U JP H033987 Y2 JPH033987 Y2 JP H033987Y2
- Authority
- JP
- Japan
- Prior art keywords
- contact piece
- insertion hole
- movable contact
- plug
- plug insertion
- 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
Links
- 230000037431 insertion Effects 0.000 claims description 42
- 238000003780 insertion Methods 0.000 claims description 42
- 239000002184 metal Substances 0.000 claims description 4
- 210000000078 claw Anatomy 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は、例えば音響機器等の弱電機器におい
て、プラグを挿し込むことによりプラグとの電気
的接続を行うジヤツクに関するものである。[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a jack for making electrical connection with a plug by inserting a plug into it, for example, in light electrical equipment such as audio equipment.
従来、音響機器やその他の弱電機器等に広く用
いられているジヤツクは、その用途に応じて形状
や接片数等が異なる多種のものが知られている
が、最近では内蔵される接片の数が多くなつてき
たため、それだけ部品の種類も増加し、構造的に
も複雑になつて組立ても難しくなり、また品質的
にも不安定になり易い等の問題を抱えている。ま
た、例えばプラグのプラグチツプ、リング、スリ
ーブの直径が異なつているため、これらに接触す
るジヤツク側の接片も形状や寸法が当然異なつた
ものとなり、これらの接片の数や形状等が異なる
多種のものを用意しなければならないため、金型
代や生産工数等に大きな損失があつて著しく不経
済である。
Traditionally, jacks have been widely used in audio equipment and other light electrical equipment, and there are many types of jacks that differ in shape and number of contact pieces depending on the purpose. As the number of parts increases, the number of types of parts also increases, the structure becomes more complex and difficult to assemble, and the quality tends to be unstable. In addition, for example, since the plug tip, ring, and sleeve of the plug have different diameters, the contact pieces on the jack side that come into contact with these will naturally have different shapes and dimensions, and there are many types with different numbers and shapes of these contact pieces. Since it is necessary to prepare several items, there is a large loss in mold costs, production man-hours, etc., and it is extremely uneconomical.
本考案の目的は、部品の種類が少なく、構造的
に簡単で組立てが容易であり、かつ品質的にも安
定でコストが低廉で、しかも複数個の可動接片は
同一形状のものを使用しながら、挿入されるプラ
グの各部の径に適合できるようにしたジヤツクを
提供することにある。
The purpose of this invention is to have a small number of parts, a simple structure, easy assembly, stable quality, low cost, and the use of multiple movable contact pieces of the same shape. However, it is an object of the present invention to provide a jack that can be adapted to the diameter of each part of the plug to be inserted.
上述の目的を達成するための本考案の要旨は、
長さ方向に内径が変化するプラグ挿入孔を有する
電気絶縁性の基体に、前記プラグ挿入孔と直交す
る方向にその深さを前記プラグ挿入孔の内径の変
化に対応して異なるようにした複数段の接片嵌合
溝を形成し、これらの接片嵌合溝にはそれぞれ前
記プラグ挿入孔に開口する窓部と該窓部に向つて
徐々に深くなる傾斜部を設け、金属板を成型し一
端を自由端とした略レ字形の同一寸法を有する可
動接片を前記各接片嵌合溝に嵌め込み、これらの
各可動接片の可動部は前記傾斜部に沿つてその接
点部を前記窓部から前記プラグ挿入孔内に臨ませ
ると共に、前記各可動接片の取付部を前記基体に
固定したことを特徴とするジヤツクである。
The gist of this invention to achieve the above objectives is as follows:
An electrically insulating base having a plug insertion hole whose inner diameter changes in the length direction, the plurality of electrically insulating bases having different depths in a direction perpendicular to the plug insertion hole corresponding to changes in the inner diameter of the plug insertion hole. Step contact piece fitting grooves are formed, each of these contact piece fitting grooves is provided with a window portion that opens into the plug insertion hole and an inclined portion that gradually deepens toward the window portion, and a metal plate is formed. A movable contact piece having the same size and substantially L-shape with one free end is fitted into each of the contact fitting grooves, and the movable portion of each of these movable contact pieces moves its contact portion along the inclined portion. The jack is characterized in that the window portion faces into the plug insertion hole, and the mounting portions of the movable contact pieces are fixed to the base body.
本考案を図示の実施例に基づいて詳細に説明す
る。
The present invention will be explained in detail based on illustrated embodiments.
第１図ａは基体１の斜視図、ｂは基体１を裏側
から見た斜視図、ｃは可動接片２、固定接片３の
斜視図、第２図は可動接片２、固定接片３を基体
１に取り付けた状態の断面図である。基体１は合
成樹脂等の電気絶縁性材料から成り、挿入される
例えば多段のプラグの外径に対応して、長さ方向
に内径を変化させた縦方向のプラグ挿入孔４を中
央に有し、かつその周囲には水平方向の可動接片
挿入孔５とそれに続く複数段の接片嵌合溝６が縦
方向に形成され、各接片嵌合溝６にはプラグ挿入
孔４に向けて開口する窓部７が設けられている。
各接片嵌合溝６の深さは、窓部７をあけるために
プラグ挿入孔４の内径の小さな部分では幾分深く
なり、内径の大きい部分では若干浅くなつてい
る。また、可動接片挿入孔５に続く接片嵌合溝６
においては窓部７に向かつて徐々に深くなつてゆ
く傾斜部６ａを有している。また、プラグ挿入孔
３を挟んで可動接片挿入孔５と対向して固定接片
挿入孔８が設けられ、可動接片挿入孔５及び固定
接片挿入孔８には、可動接片２及び固定接片３を
それぞれ固定する係止孔９、１０が形成されてい
る。そして、基体１の裏側にはプリント基板等へ
の取付位置を規制するための凸体１１が設けられ
ている。 Figure 1 a is a perspective view of the base 1, b is a perspective view of the base 1 seen from the back side, c is a perspective view of the movable contact piece 2 and the fixed contact piece 3, and Figure 2 is a perspective view of the movable contact piece 2 and the fixed contact piece. 3 is a cross-sectional view of a state in which 3 is attached to the base 1. FIG. The base body 1 is made of an electrically insulating material such as synthetic resin, and has a vertical plug insertion hole 4 in the center, the inner diameter of which varies in the length direction, corresponding to the outer diameter of, for example, a multi-stage plug to be inserted. , and around the movable contact piece insertion hole 5 in the horizontal direction and a plurality of stages of contact piece fitting grooves 6 following the movable contact piece insertion hole 5 are formed in the vertical direction, and each contact piece fitting groove 6 has a movable contact piece insertion hole 5 extending toward the plug insertion hole 4. A window portion 7 that opens is provided.
The depth of each contact piece fitting groove 6 is slightly deeper in the small inner diameter portion of the plug insertion hole 4 to open the window portion 7, and is slightly shallower in the large inner diameter portion of the plug insertion hole 4. Also, a contact piece fitting groove 6 following the movable contact piece insertion hole 5 is provided.
It has an inclined portion 6a that gradually becomes deeper toward the window portion 7. Further, a fixed contact piece insertion hole 8 is provided opposite the movable contact piece insertion hole 5 with the plug insertion hole 3 in between, and the movable contact piece insertion hole 5 and the fixed contact piece insertion hole 8 are provided with the movable contact piece insertion hole 5 and the fixed contact piece insertion hole 8. Locking holes 9 and 10 are formed for fixing the fixed contact pieces 3, respectively. A convex body 11 is provided on the back side of the base body 1 for regulating the attachment position to a printed circuit board or the like.
可動接片２は導電性及び弾発性を有する板体状
の金属板によつて略レ字形に形成され、可動接片
挿入孔５に嵌入される取付部２ａ、接片嵌合溝６
の傾斜部６ａに沿つて嵌合される可動部２ｂ、こ
の可動部２ｂに設けられ窓部７からプラグ挿入孔
４の領域内に張り出されるプラグ接点部２ｃ、固
定接片３と接触する先端接点部２ｄ、取付部２ａ
に設けられた係止爪２ｅ、基体１内の段部への当
接部２ｆ、基体１から外部に突出される端子部２
ｇを有している。更に、固定接片３は可動接片２
と同様に金属板を成形して成り、固定接片挿入孔
８に嵌入される取付部３ａ、可動接片２の先端接
点部２ｄと接触する接点部３ｂを有し、取付部３
ａには係止爪３ｃ、当接部３ｄ、端子部３ｅが設
けられている。 The movable contact piece 2 is formed in a substantially L-shape by a plate-like metal plate having conductivity and elasticity, and includes a mounting portion 2a that is fitted into a movable contact piece insertion hole 5, and a contact piece fitting groove 6.
A movable part 2b fitted along the inclined part 6a of the movable part 2b, a plug contact part 2c provided on the movable part 2b and extending from the window part 7 into the area of the plug insertion hole 4, and a tip that contacts the fixed contact piece 3. Contact part 2d, mounting part 2a
A locking claw 2e provided in the base body 1, a contact portion 2f for contacting a stepped portion within the base body 1, and a terminal portion 2 protruding from the base body 1 to the outside.
It has g. Furthermore, the fixed contact piece 3 is connected to the movable contact piece 2.
The mounting part 3 is formed by molding a metal plate in the same manner as the above, and has a mounting part 3a that is fitted into the fixed contact piece insertion hole 8, and a contact part 3b that comes into contact with the tip contact part 2d of the movable contact piece 2.
A is provided with a locking pawl 3c, an abutting portion 3d, and a terminal portion 3e.
可動接片２の取付部２ａは基体１の可動接片挿
込孔５に挿入され、当接部２ｆにより挿入が停止
されると共に、係止爪２ｅが係止孔９に係合して
抜き出しが不能となり、プラグ接点部２ｃは窓部
７からプラグ挿入孔４内に入り込む。同様にし
て、固定接片３も固定接片挿入孔８内に固定さ
れ、その接点部３ｂは可動接片２の先端接点部２
ｄと接触することになる。可動接片２の可動部２
ｂは接片嵌合溝６の傾斜部６ａに沿わされている
ため、プラグ接点部２ｃが窓部７から過度にはみ
出すことが防止され、また傾斜部６ａの存在によ
り、可動接片挿入孔５の長さを大きくとれるた
め、可動接片２を安定的に保持することができ
る。プラグ径に対応して深さが異なる接片嵌合溝
６に、同一形状・寸法の可動接片２を嵌合した場
合に、可動接片２の端子部２ｇの基部１からの突
出長さはまちまちになるが、その差は極く小さい
ので実用上は支障はない。 The mounting part 2a of the movable contact piece 2 is inserted into the movable contact piece insertion hole 5 of the base 1, and the insertion is stopped by the abutting part 2f, and the locking claw 2e engages with the locking hole 9 and is pulled out. The plug contact portion 2c enters into the plug insertion hole 4 through the window portion 7. Similarly, the fixed contact piece 3 is also fixed in the fixed contact piece insertion hole 8, and its contact part 3b is connected to the tip contact part 2 of the movable contact piece 2.
It will come into contact with d. Movable part 2 of movable contact piece 2
Since b is aligned with the inclined part 6a of the contact piece fitting groove 6, the plug contact part 2c is prevented from protruding excessively from the window part 7, and the presence of the inclined part 6a also allows the movable contact piece insertion hole 5 Since the length of the movable contact piece 2 can be increased, the movable contact piece 2 can be stably held. When the movable contact piece 2 of the same shape and size is fitted into the contact piece fitting groove 6 whose depth varies depending on the plug diameter, the protrusion length of the terminal portion 2g of the movable contact piece 2 from the base portion 1 The difference will vary, but the difference is so small that it poses no practical problem.
第２図はプラグ挿入孔４にプラグが挿入されて
いない状態であり、この状態では可動接片２の先
端接点部２ｄは固定接片３の接点部３ｂと接触し
ている。ここでプラグを挿入すると、可動接片２
のプラグ接点部２ｃはプラグによりプラグ挿入孔
４の内径位置まで押されてプラグとの弾性接触が
保持され、先端接点部２ｄは固定接片３の接点部
３ｂから開離することになる。 FIG. 2 shows a state in which a plug is not inserted into the plug insertion hole 4, and in this state, the tip contact portion 2d of the movable contact piece 2 is in contact with the contact portion 3b of the fixed contact piece 3. If you insert the plug here, the movable contact piece 2
The plug contact portion 2c is pushed by the plug to the inner diameter position of the plug insertion hole 4 and elastic contact with the plug is maintained, and the tip contact portion 2d is separated from the contact portion 3b of the fixed contact piece 3.
第３図は基体１の他の実施例を示し、奇数段目
と偶数段目の接片嵌合溝６とを交互に表側と裏側
に配置した場合を示し、可動接片２、固定接片３
の端子部２ｇ、３ｅの縦方向間隔を広くできる利
点がある。 FIG. 3 shows another embodiment of the base body 1, in which odd-numbered and even-numbered contact fitting grooves 6 are arranged alternately on the front side and the back side, in which the movable contact piece 2, the fixed contact piece 3
There is an advantage that the vertical distance between the terminal portions 2g and 3e can be increased.
第４図、第５図は可動接片２の変形例であり、
第４図はクツシヨン部２ｈを設けることにより弾
発性を増加している。また、第５図ａ，ｂはプラ
グ接点部２ｃの横断面形状を山型としたり、更に
両側に折曲部２ｉを形成してプラグの挿入、抜き
出し時の接触が円滑となるようにしている。 4 and 5 show modified examples of the movable contact piece 2,
In FIG. 4, elasticity is increased by providing a cushion portion 2h. In addition, in FIGS. 5a and 5b, the cross-sectional shape of the plug contact portion 2c is made into a mountain shape, and bent portions 2i are formed on both sides to ensure smooth contact when inserting and extracting the plug. .
なお、実施例においては固定接片３を使用して
いるが、この固定接片３は必要不可欠なものでは
なく省略することもできる。 Although the fixed contact piece 3 is used in the embodiment, this fixed contact piece 3 is not essential and can be omitted.
以上説明したように本考案に係るジヤツクは、
部品製作が容易でその管理も簡単であり、かつ可
動接片を押し込むだけで組立てができるため、組
立てが容易で品質も安定し、更に用途に応じて可
動接片の数を任意に増減でき、少量多品種の市場
要請に充分対応することが可能で、コストを大幅
に低減することができ、小型化にも有利である。
また、接片嵌合溝の深さはプラグ挿入孔の内径に
変化に対応して調整されているため、同一寸法の
可動接片を用いてもプラグ接片に対し等接触圧を
得ることができる。更に、接片嵌合溝には可動接
片の可動部に沿う傾斜部が設けられているため、
プラグ接点部の過度のはみ出しを防止して可動接
片を安定的に保持することができる。
As explained above, the jack according to the present invention is
It is easy to manufacture parts and manage them, and it can be assembled by simply pushing the movable contact pieces, so assembly is easy and the quality is stable.Furthermore, the number of movable contact pieces can be increased or decreased as desired depending on the application. It is possible to fully meet the market demand for a wide variety of products in small quantities, and it is also possible to significantly reduce costs and is advantageous in downsizing.
In addition, since the depth of the contact piece fitting groove is adjusted according to changes in the inner diameter of the plug insertion hole, it is possible to obtain equal contact pressure with the plug contact piece even when using movable contact pieces of the same size. can. Furthermore, since the contact piece fitting groove is provided with an inclined part that follows the movable part of the movable contact piece,
The movable contact piece can be stably held by preventing the plug contact portion from protruding excessively.
図面は本考案に係るジヤツクの実施例を示すも
のであり、第１図ａは基体の斜視図、ｂは基体の
裏側から見た斜視図、ｃは可動接片、固定接片の
斜視図、第２図はジヤツクの断面図、第３図は他
の実施例による基体の斜視図、第４図は他の実施
例による可動接片の斜視図、第５図ａ，ｂは他の
実施例によるプラグ接点部の拡大断面図である。
符号１は基体、２は可動接片、３は固定接片、
４はプラグ挿入孔、５は可動接片挿入孔、６は接
片嵌合溝、６ａは傾斜部、７は窓部、８は固定接
片挿入孔、９、１０は係止爪である。
The drawings show an embodiment of the jack according to the present invention, and FIG. 1a is a perspective view of the base, FIG. Figure 2 is a sectional view of the jack, Figure 3 is a perspective view of a base according to another embodiment, Figure 4 is a perspective view of a movable contact piece according to another embodiment, and Figures 5a and b are other embodiments. FIG. 1 is a base body, 2 is a movable contact piece, 3 is a fixed contact piece,
4 is a plug insertion hole, 5 is a movable contact piece insertion hole, 6 is a contact piece fitting groove, 6a is an inclined part, 7 is a window part, 8 is a fixed contact piece insertion hole, and 9 and 10 are locking claws.
Claims (1)
する電気絶縁性の基体に、前記プラグ挿入孔と
直交する方向にその深さを前記プラグ挿入孔の
内径の変化に対応して異なるようにした複数段
の接片嵌合溝を形成し、これらの接片嵌合溝に
はそれぞれ前記プラグ挿入孔に開口する窓部と
該窓部に向つて徐々に深くなる傾斜部を設け、
金属板を成型し一端を自由端とした略レ字形の
同一寸法を有する可動接片を前記各接片嵌合溝
に嵌め込み、これらの各可動接片の可動部は前
記傾斜部に沿つてその接点部を前記窓部から前
記プラグ挿入孔内に臨ませると共に、前記各可
動接片の取付部を前記基体に固定したことを特
徴とするジヤツク。 ２ 前記可動接片の取付部には係止爪を設け、該
係止爪を前記基体に設けた接片挿入孔の係止孔
に係止するようにした実用新案登録請求の範囲
第１項に記載のジヤツク。 ３ 前記複数段の接片嵌合溝は奇数段目と偶数段
目とを交互に前記基体の表面と裏側に形成した
実用新案登録請求の範囲第１項に記載のジヤツ
ク。 ４ 前記基体に前記可動接片の自由端とが接触す
るように固定接片を取り付け、前記プラグ挿入
孔にプラグが挿入されているときに前記固定接
片と可動接片とが開離するようにした実用新案
登録請求の範囲第１項に記載のジヤツク。[Claims for Utility Model Registration] 1. In an electrically insulating base having a plug insertion hole whose inner diameter changes in the length direction, the depth in the direction perpendicular to the plug insertion hole changes in the inner diameter of the plug insertion hole. A plurality of stages of contact piece fitting grooves are formed in different stages corresponding to the plug insertion hole, and each of these contact piece fitting grooves has a window portion opening into the plug insertion hole and gradually becoming deeper toward the window portion. Provide a sloped part,
A movable contact piece made of a metal plate and having the same size and substantially L-shape with one free end is fitted into each of the contact fitting grooves, and the movable part of each of these movable contact pieces moves along the inclined part. A jack characterized in that a contact portion faces into the plug insertion hole from the window portion, and a mounting portion of each movable contact piece is fixed to the base body. 2 A locking pawl is provided on the mounting portion of the movable contact piece, and the locking pawl is locked in a locking hole of a contact piece insertion hole provided in the base body, the scope of the utility model registration claim 1. Jack as described in . 3. The jack according to claim 1, wherein the plurality of stages of contact piece fitting grooves are formed alternately in odd-numbered stages and even-numbered stages on the front and back sides of the base body. 4. A fixed contact piece is attached to the base body so that the free end of the movable contact piece is in contact with the base body, and the fixed contact piece and the movable contact piece are separated when a plug is inserted into the plug insertion hole. A jack according to claim 1 of the utility model registration claim.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986203298U JPH033987Y2 (en) | 1986-12-27 | 1986-12-27 | |
| GB8728759A GB2199452B (en) | 1986-12-27 | 1987-12-09 | Electric jack |
| NL8703072A NL8703072A (en) | 1986-12-27 | 1987-12-18 | ELECTRICAL CONTACT STOP. |
| US07/136,340 US4867708A (en) | 1986-12-27 | 1987-12-22 | Electric jack |
| DE19873743623 DE3743623A1 (en) | 1986-12-27 | 1987-12-22 | ELECTRICAL SOCKET |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986203298U JPH033987Y2 (en) | 1986-12-27 | 1986-12-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63108183U JPS63108183U (en) | 1988-07-12 |
| JPH033987Y2 true JPH033987Y2 (en) | 1991-01-31 |
Family
ID=31168494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986203298U Expired JPH033987Y2 (en) | 1986-12-27 | 1986-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH033987Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5514693A (en) * | 1978-06-05 | 1980-02-01 | Magnetic Controls Co | Electric jack |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51118990U (en) * | 1975-03-20 | 1976-09-27 | ||
| JPS59139976U (en) * | 1983-03-09 | 1984-09-19 | エスエムケイ株式会社 | jack |
| JPS61144584U (en) * | 1985-02-27 | 1986-09-06 |
-
1986
- 1986-12-27 JP JP1986203298U patent/JPH033987Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5514693A (en) * | 1978-06-05 | 1980-02-01 | Magnetic Controls Co | Electric jack |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63108183U (en) | 1988-07-12 |
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