JPS5812219A - Contact structure for switch - Google Patents
Contact structure for switchInfo
- Publication number
- JPS5812219A JPS5812219A JP11119881A JP11119881A JPS5812219A JP S5812219 A JPS5812219 A JP S5812219A JP 11119881 A JP11119881 A JP 11119881A JP 11119881 A JP11119881 A JP 11119881A JP S5812219 A JPS5812219 A JP S5812219A
- Authority
- JP
- Japan
- Prior art keywords
- contact
- fixed
- movable
- protrusion
- switch
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H2001/145—Contacts characterised by the manner in which co-operating contacts engage by abutting by crossing each other, the cooperating contacts each having a contact making ridge perpendicular to each other
Landscapes
- Contacts (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
本発明は低電圧微少電流負荷開閉用の開閉器の接点構造
に関するものである・
１１１図及び纂８図は接点部の従来例を示し、図中（６
）は両噛の下向に可動接点１４′を固着した可動端子板
である。この可動端子板（・）の可動接点（！１′に夫
々相対して固定接点（１）′を有する■足端子板【−１
が配置されている。固定接点（１）′の接触面は平面状
に形成され、可動接点（！１′の接触面は略牛球状に形
成されている＠ｔたＩＩ８図は他の従来例を示し、固定
接点（１）′乃至可ｍ接点１！１１の接触面にｔレージ
３ン（１）を形成したものである・１１１４図は更に他
の従来例を示し一可動端子板＋６）の先端部を二叉状に
形成して夫々に可動接点１！１′を固着した４のである
◎即も、上記１ｌＩ１図及び票８図に示すものにおいて
は、はぼ１１４Ｖ １１０ｏＡ ９度までの通電が満足
されているが、半導体０回路とのインターフェースに必
要なりｙ以下Ｏ用途にはｌ１１１１１＋１Ｉ４１１１ｉ
ｌＫ示ｔ％のて対応して１１九〇そして４１に纂番図に
示すいわゆるツイン構造のものにおいてｉｖ 、 ｓ〜
ｌｏｍＡＩｉ度が実用途限界であり、１ ｍＡ ９１直
のものがインターフェース素子（ＩＣなど）として一般
的であることに充分満足し良対応がで暑ないという問題
ががありた。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a contact structure of a switch for switching low voltage and minute current loads.
) is a movable terminal plate with movable contacts 14' fixed to the downward sides of both tabs. This movable terminal board (-) has fixed contacts (1)' opposite to the movable contacts (!1'), respectively.■ Foot terminal board [-1
is located. The contact surface of the fixed contact (1)' is formed into a planar shape, and the contact surface of the movable contact (1)' is formed into a substantially spherical shape. 1)' to m contacts 1! A T range (1) is formed on the contact surface of 11. Figure 1114 shows yet another conventional example. They are formed into a shape and have movable contacts 1 and 1' fixed to each one. In the case shown in Figure 1I1 and Figure 8 above, energization of up to 114V, 110oA, and 9 degrees is satisfied. is required for the interface with the semiconductor 0 circuit, and for applications below y, l11111+1I4111i
In the so-called twin structure shown in the serial number diagram 1190 and 41 corresponding to the t% shown in lK, iv, s~
There was a problem that the lomAIi degree was the limit for practical use, and that 1 mA 91 direct current was common as an interface element (IC, etc.), so it was sufficiently satisfactory that it could be handled well and was not hot.
本発明は上述の点に鑑みて提供し次ものでありて、固定
接点と口Ｊ１１１１接点との接触信頼性を向上させるこ
とを目的とした開閉器の接点構造を提供するものである
。The present invention has been provided in view of the above-mentioned points, and provides a contact structure for a switch whose purpose is to improve the contact reliability between a fixed contact and a J1111 contact.
以下本兄明の一実施例を図面により詳述する。Hereinafter, one embodiment of the present invention will be described in detail with reference to the drawings.
票６図及び第６図に２いて、（６１は固定端子板で、こ
の固定端子板（６）の先端部上ｌに矩形状の固定接点（
１）が固着しである。１Ｂ）は先端部が二叉状となり＆
可動端子板で、この町ｌ１ｉｔｈＩｔＩｉ４子板１Ｇ）
の先端部下面には夫々固定接点（１）に相対して可動接
点（２１が固着されている０固定接点１１）の接触面は
、可動端子板ｌ＠）の長手方向と同一方向に先端が尖っ
て可動接点１２）側に突出する断面路三角形状の突部１
８１が複数条突設されている。固定接点（１）の接触面
と相対する２個の６工幼接点（２１の接触面には大々固
定接点（１）の突部（３）の条方向と略直交する方向（
略９０°）に突部（４）を突設しているＯこの突部（４
）は断面略三角形状であってその先端は固定接点（１）
肯に尖りている０固定接点ｆｉ＋と可動接点（組とが閉
成する時は夫々の突部、：ｌ）＋４１が略９０°の交差
角でもりて先端同志がナイフェツジ同志のように接触す
るため、各接触点の接触圧力が大巾に向上するものであ
る１、両端に前記可動接点＋２１を有する可動端子板、
６）と、夫々の可ＩｉｌｌＪＭｋ点１創に相対して固定
接点（１）を有するｌＩ！１］足端子板１６１と′ｋ［
線状に配置した開閉器本体（７）の例ｔ−畠７図に示す
０第７図において、（８）は？ｌＡ縁物からなるボディ
で、とのボディ１１の底面中央には固定鉄芯す０が配設
されている。この固定鉄芯（１６１にマタネットコイル
ｔｘｔｍｔ−巻回し、また固定鉄芯復６）に吸引駆動さ
れるロエ励鉄芯α呻が町１枠０荀に取射されている。（
１ｑ）は復帰用の復帰ばねである。可動棒０４１の上部
には上下に８個１対の可動端子板、６）がスプリンタ−
を介して設けられている。上側の０１ ｖＪ端子板（６
）の’ａｆ助接点接点に相対する固定接点ｆｉｌ （Ｉ
−南−「る固定端子板１６１が夫々ボディ（８）の上部
略中央部に配設され、夫々固定端子板を形成している。In Figure 6 and Figure 6, (61 is a fixed terminal plate, and there is a rectangular fixed contact (61) on the tip of this fixed terminal plate (6).
1) is fixed. 1B) has a forked tip and
With the movable terminal board, this town l1ithItIi4 child board 1G)
The contact surface of the movable contact (21 fixed contact 11) opposite to the fixed contact (1) is located on the lower surface of the tip of the movable terminal plate l@), and the tip is in the same direction as the longitudinal direction of the movable terminal plate l@). A protrusion 1 having a triangular cross section that is pointed and protrudes toward the movable contact 12)
81 is provided with multiple protrusions. Two 6-piece contacts (21) facing the contact surface of the fixed contact (1) are provided with a contact surface in a direction approximately perpendicular to the direction of the protrusion (3) of the fixed contact (1) (
This protrusion (4) is provided with a protrusion (4) protruding at approximately 90°).
) has a roughly triangular cross section, and its tip is a fixed contact (1)
The sharply pointed 0 fixed contact fi+ and the movable contact (when the pair is closed, the protrusions of each, :l)+41 cross at an approximately 90° angle, and the tips come into contact with each other like two knife blades. Therefore, the contact pressure at each contact point is greatly improved. 1. A movable terminal plate having the movable contacts +21 at both ends;
6) and lI with a fixed contact (1) opposite each possible IillJMk point 1 wound! 1] Foot terminal plate 161 and 'k[
Example of switch main body (7) arranged in a line t - Hatake 7 Shown in Figure 7 In Figure 7, what is (8)? A fixed iron core 0 is disposed at the center of the bottom surface of the body 11, which is made of a lA edge. The Loe excitation iron core α, which is attracted and driven by this fixed iron core (161 is wound with a matanet coil txtmt, and the fixed iron core 6) is captured in 1 frame 0 of town. (
1q) is a return spring for return. At the top of the movable rod 041, there are a pair of eight movable terminal plates (6) on the top and bottom of the splinter.
It is provided through. Upper 01 vJ terminal board (6
) 'af auxiliary contact fil (I
- South - Fixed terminal plates 161 are respectively disposed approximately at the center of the upper part of the body (8), and form fixed terminal plates.
下−〇町１１１端子板１６）に対しても夫々上記と同様
に夫々固定端子板１１） ｔ一本ディ（８）の外側に配
電して常開端子０１を形成している。これらの常開、常
開端子ＨＪ：＝Ｊが一組として夫々絶縁壁を兼ねたフレ
ーム［９１’に介゛して複数組卓ディ（８）の上部に配
設されているＯ Ｆ”）はマグネットコイル叫に通電す
るためのコイル端子である０マジネ°リドコイル（則に
通電がされない状態においては、可動鉄芯（１＠はｂｋ
１足鉄芯（１荀に吸引されずに上方に付勢されており、
上側の可動端子板（・）の可動接点（！１が常閉噌子崗
側の固定接点＋１１とが閉成し、両常閉端子ｔｌｌ ０
１間が導通状態となりている０そして下側の町ｔＩＪ喘
子板亀６）の町助接点嘔２１は常開端子０２！Ｊ１１Ｍ
の固定接点（１）と間離しているため、両常開端子（１
１０２１間は非導通状態となっている。マクネットコイ
ル−が通電されると、可動鉄芯−が固定鉄芯−に吸引さ
れる０そのため、上側の可動接点１２）と固定接点（１
）とが＃１１１ｍされ・下側の町１ｉｌＩＩ＋接点・１
鵞１と固定接点（１）とが閉成し、両常閉端子Ｊｉ Ｊ
Ｉ間が非導通状態となり、両當［ｉ１子輪Ｈ闇が導通状
態となる０
第８図及び纂９図は他の実施例を示している０即ち、固
定接点１１１の突部（３）の条方向を固定端子板ｌｉｔ
の長手方向に対しての角度を４５°にしたものである。Similarly to the above, power is distributed to the outside of each of the fixed terminal plates 11) and D (8) for the terminal plates 111 and 16) in the lower section 0 to form normally open terminals 01. These normally open and normally open terminals HJ:=J are connected as one set to a frame [OF" which is arranged on the upper part of the multi-set desk board (8) via 91') which also serves as an insulating wall. is the coil terminal for energizing the magnet coil.
1 foot iron core (1 foot is not attracted by the iron core but is urged upward,
The movable contact (!1) of the upper movable terminal plate (-) is closed with the fixed contact +11 on the normally closed side, and both normally closed terminals tll 0
1 is in a conductive state, and the lower terminal 02 is the normally open terminal 02! J11M
Since it is separated from the fixed contact (1), both normally open terminals (1)
1021 is in a non-conducting state. When the Macnet coil is energized, the movable iron core is attracted to the fixed iron core. Therefore, the upper movable contact 12) and the fixed contact
) is #111m and the lower town 1il II + contact point 1
The goose 1 and the fixed contact (1) are closed, and both normally closed terminals Ji J
I is in a non-conducting state, and both I and I are in a conducting state. Figures 8 and 9 show other embodiments. Fix the strip direction of the terminal plate lit
The angle with respect to the longitudinal direction is 45°.
従ってｗ４９図に示すように可動端子板、６）と固定端
子板（−１とが直線状態に配置されている場合に、可動
接点（！１と固定接点１ｓｌとが閉成すると、両突部ｊ
３１ ｉ４１の交差角は略４Ｂ’となり電画突部ｔｌｌ
ｌ１４１の先端同志は前実施例と同様に各接触点の接触
圧力は大きいもの−である０上紀の固定端子板ｔ＆１と
町１端子板（＠）との直線上の配置状−に対して、町ｗ
ＪＩ！＠子板＋４１１を固定端子板Ｉｌｌを略直角に配
置したのが絽ｌＯ図に示す状態である０この場合、可動
端子板（６）の可動接点は１の突部１４）の条方向が、
固定端子板ｆｉｌの長手方向と同一となっても、固定接
点（１）の突部Ｆｉ１の条方向が固定端子板１６１の長
手方向と略４ｂ。Therefore, as shown in Figure W49, when the movable terminal plate 6) and the fixed terminal plate (-1 are arranged in a straight line), when the movable contact !1 and the fixed contact 1sl are closed, both protrusions j
31 The intersection angle of i41 is approximately 4B', and the electric picture protrusion tll
As with the previous example, the contact pressure at each contact point is large for the tips of l141, compared to the linear arrangement of the fixed terminal plate t&1 of the 0th generation and the terminal plate of the town 1 (@). , town w
JI! The state shown in the diagram is that the child plate +411 is arranged at a substantially right angle to the fixed terminal plate Ill.
Even if it is the same as the longitudinal direction of the fixed terminal plate fil, the strip direction of the protrusion Fi1 of the fixed contact (1) is approximately 4b with the longitudinal direction of the fixed terminal plate 161.
の交差角を有している丸めに、固定接点（１）と−可動
接点け）の両突部１３１１４１の先端の条方向の交差角
は略４５０となる。従りてこのように１固定端子＆（ｈ
）との可動端子板（６）の配置角度を異ならしめても、
固定接点（１）と可動接点（２１との両突部１３１（４
１の条方向の交差角が略４ｂ０となる良め、多接触点の
接触圧力は太龜く接触時の１１１幀性が向上するもので
ある０＠１１図乃至第１８図は上記可動端子板、６）と
固足端子板ｆｉｌとか直交する方向の開閉器本体（７）
の例を示している０この場合、１組の接点ブロックは第
１１図に示すようにフレーム（９）に配設される。The intersection angle in the strip direction of the tips of both protrusions 131141 of the fixed contact (1) and the movable contact is approximately 450. Therefore, like this, 1 fixed terminal & (h
) and the movable terminal plate (6) at different angles,
Both protrusions 131 (4) of the fixed contact (1) and the movable contact (21)
The crossing angle of the strip direction is approximately 4b0, and the contact pressure at multiple contact points is large, which improves the 111 stability at the time of contact. , 6) and the switch body (7) in a direction perpendicular to the fixed terminal plate fil.
In this case, a set of contact blocks is arranged in a frame (9) as shown in FIG.
フレーム＋９１０外匈の上部には夫々３字形の同定端子
＆（−１を、下部にはＬ形の固定端子根圏を配設してい
る０フレームＩ９１の内側の凹所には可動体−とこの可
動体−に設けた３個の可動端子板ｉｌｌとを共に配設し
、―工１体−の＠面より突設した突片Ｏ肯を蓋ｅυの開
口ｇ−に挿通して蓋−をフレーム（３）にねじ（２）で
螺着する１、（ハ）は可動体−を上方へ付勢するばねで
ある。このように構成された接点ブロックＩｆｉ第１８
図ｆ第１８図に示すように卓ゲイ（８）の角部に配設さ
れている。率ディ１ｇ１内には前実施例と同様に、マク
ネットクイル叫、固定鉄芯−１町紡鉄芯ｒＪ１１、可紡
枠０４）及び復帰ばね（ｌη等が配設されている、翰は
パックタンバーである。The upper part of the outer frame +910 has a 3-shaped identification terminal &(-1, and the lower part has an L-shaped fixed terminal root zone.The inner recess of the 0 frame I91 has a movable body -1. The three movable terminal plates ill provided on the movable body are placed together, and the protrusion protruding from the @ side of the movable body is inserted into the opening g of the lid eυ. 1 is screwed onto the frame (3) with screws (2), (c) is a spring that urges the movable body upward.Contact block Ifi No. 18 configured in this way
As shown in FIG. As in the previous embodiment, a Macnet quill, a fixed iron core-1 town spinning iron core rJ11, a spinnable frame 04) and a return spring (lη, etc.) are arranged in the frame D1g1. It's Tambor.
本発明は上述のように、固定接点とこの固定接点と相対
する可動接点とを有し、固定接点の接触向に可動接点側
に突出する先端が尖った複数条のａｌｌの突部を突役し
、可動接点の接触面に固定接点の累ｌの突部と交差して
尚接する先端が尖った複数条の第８の突Ｓを突設したも
のであるから、固定接点と可動接点とが閉成する場合に
は、先端が尖った複数条の第１の突部と纂２の突部とが
交差して接触する丸めに先端同志がナイフェツジ同志の
ように鋭い角度で接触し、そのため各接触点の接触圧力
の大巾な同上を達成することができ、５Ｖ１ｍＡの実用
途上での接触信頼性が確保できる効果を奏する０As described above, the present invention has a fixed contact and a movable contact facing the fixed contact, and has a plurality of all protrusions with sharp tips that protrude toward the movable contact in the contact direction of the fixed contact. However, since the contact surface of the movable contact is provided with a plurality of eighth protrusions S with sharp tips that intersect and contact the protrusions of the fixed contact, the fixed contact and the movable contact are When closing, the first protrusion of multiple threads with sharp tips and the protrusion of the second thread intersect and contact each other at a sharp angle, so that the tips touch each other at a sharp angle like two needles. It is possible to achieve a wide range of contact pressure at the contact point, and it has the effect of ensuring contact reliability in practical use of 5V1mA.
１８１図は従来例の接点部の５１１ｇ斜視図、累８図は
同上の接点部の接触状態を示すｇｓ面図、纂８図（ａ）
（ｂ）は夫々他の従来例の接点の平面図、＠面図、累
４図は更に他の従来例の接点部の平面図、第す図は本発
明の実施例の固定接点と可動接点との斜視図、纂６図は
同上の接点部の要部斜視図、絹７図は同上の固定端子板
と可動端子板とが直−状に配置された開閉器の断面図、
第８図は他の集施例の固定接点と可動接点との斜視図、
第９図は同上の接点部の要部斜視図、累１０図は同上の
固定端子板と可動端子板との配置角度を直角にした状態
の接点部の要部斜視図、第１１図は同上の可動接点板と
固定接点板とが直角配列の場合を示す接点ブロックの分
解斜視図、累１ｇ図は同上の開閉器の平面図、纂１８図
は同上の開閉器の破断正面図で、（１）は固定接点、１
！ｌは可動接点、（３）は纂ｌの突部、（４）は纂８の
突部である０
代地人 弁瑞士 石 １）長 七
第６ｘ
Ｆ７図
第８図
１′
第１０図Figure 181 is a 511g perspective view of the contact part of the conventional example, Figure 8 is a gs side view showing the contact state of the contact part of the above example, and Figure 8 (a)
(b) is a plan view and @ side view of a contact of another conventional example, Fig. 4 is a plan view of a contact part of another conventional example, and Fig. 3 is a plan view of a fixed contact and a movable contact of an embodiment of the present invention. Fig. 6 is a perspective view of the main part of the contact part of the above, Fig. 7 is a sectional view of a switch in which the fixed terminal board and the movable terminal board of the above are arranged in a straight line.
FIG. 8 is a perspective view of a fixed contact and a movable contact in another embodiment;
Fig. 9 is a perspective view of the main part of the contact part as above, Fig. 10 is a perspective view of the main part of the contact part with the arrangement angle of the fixed terminal board and movable terminal board as above at right angles, and Fig. 11 is the same as above. Figure 1g is a plan view of the above switch, Figure 18 is a cutaway front view of the same switch, ( 1) is a fixed contact, 1
! l is the movable contact, (3) is the protrusion of the coil L, (4) is the protrusion of the coil 8.
Claims (1)
動接点とを有し、固定接点の接触面に可動接点側に突崩
す為先端が失り九複数秦の纂ｌの突部を突設し、可動接
点の接触面に固定接点の第１の突部と交差して轟接する
先端が失りた複数条の纂虐の突部を央部して威る開閉器
の接点構造。 １ｍ） ｆｉｌｌ定接点の謳ｌの突部と可動接点の第
８の央部との交差角を略・Ｏｏにしたことを特徴とする
特許請求の範−１１１項記載の開閉器の接点構造。 ＋１１ ａｌｌ定籠点０１１１１の央部と可動接点の
第１の＊ｓａｏ＊ｍ角を培養ｂ０にしえことを特徴とす
る特許請求０１１１１纂１項記載の開閉器の接点構造・(1) It has a till constant contact and a movable contact that faces this fixed contact, and the contact surface of the fixed contact has a protruding part with a protrusion of nine or more squares, with the tip missing and collapsing toward the movable contact. A contact structure of a switch in which a plurality of protrusions with a plurality of stripes are disposed in the center, and the tip of the contact surface of the movable contact intersects with the first protrusion of the fixed contact to make contact. 112. The contact structure of a switch according to claim 111, wherein the intersection angle between the protrusion of the fixed contact and the eighth central portion of the movable contact is approximately Oo. +11 The contact structure of the switch according to claim 1, characterized in that the central part of all fixed cage points 01111 and the first *sao*m angle of the movable contact are cultured b0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11119881A JPS5812219A (en) | 1981-07-15 | 1981-07-15 | Contact structure for switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11119881A JPS5812219A (en) | 1981-07-15 | 1981-07-15 | Contact structure for switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5812219A true JPS5812219A (en) | 1983-01-24 |
Family
ID=14554981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11119881A Pending JPS5812219A (en) | 1981-07-15 | 1981-07-15 | Contact structure for switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5812219A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04278457A (en) * | 1991-03-05 | 1992-10-05 | Kyushu Electric Power Co Inc | Transmission and reception juxtaposition type ultrasonic probe |
| EP1840917A1 (en) * | 2006-03-27 | 2007-10-03 | Abb Ab | A contactor |
| JP2011029138A (en) * | 2009-07-01 | 2011-02-10 | Denso Corp | Electromagnetic relay |
| JP2011210611A (en) * | 2010-03-30 | 2011-10-20 | Mitsubishi Electric Corp | Contact switch |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5538404B2 (en) * | 1976-09-28 | 1980-10-03 |
-
1981
- 1981-07-15 JP JP11119881A patent/JPS5812219A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5538404B2 (en) * | 1976-09-28 | 1980-10-03 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04278457A (en) * | 1991-03-05 | 1992-10-05 | Kyushu Electric Power Co Inc | Transmission and reception juxtaposition type ultrasonic probe |
| EP1840917A1 (en) * | 2006-03-27 | 2007-10-03 | Abb Ab | A contactor |
| WO2007110388A1 (en) * | 2006-03-27 | 2007-10-04 | Abb Ab | A contactor |
| US8188392B2 (en) | 2006-03-27 | 2012-05-29 | Abb Ab | Serrated contact members |
| JP2011029138A (en) * | 2009-07-01 | 2011-02-10 | Denso Corp | Electromagnetic relay |
| JP2011210611A (en) * | 2010-03-30 | 2011-10-20 | Mitsubishi Electric Corp | Contact switch |
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