JP2890581B2 - Electromagnetic relay - Google Patents
Electromagnetic relayInfo
- Publication number
- JP2890581B2 JP2890581B2 JP34011289A JP34011289A JP2890581B2 JP 2890581 B2 JP2890581 B2 JP 2890581B2 JP 34011289 A JP34011289 A JP 34011289A JP 34011289 A JP34011289 A JP 34011289A JP 2890581 B2 JP2890581 B2 JP 2890581B2
- Authority
- JP
- Japan
- Prior art keywords
- movable contact
- electromagnetic relay
- base
- contact spring
- fixed
- 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 - Lifetime
Links
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は電磁リレーに関し、特に正逆動作しうる二個
のリレーを一つのベース上に実装する電磁リレーに関す
る。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electromagnetic relay, and more particularly, to an electromagnetic relay in which two relays that can perform forward and reverse operations are mounted on one base.
従来、モータや有極ソレノイド等の電磁アクチュエー
タを正逆動作させるに際しては、通常二個のトランスフ
ァー型電磁リレーを使用している。2. Description of the Related Art Conventionally, when a motor or an electromagnetic actuator such as a polarized solenoid is operated in a forward / reverse operation, usually two transfer-type electromagnetic relays are used.
例えば、モータ等を正逆回転させるに当っては、二つ
のトランスファ型電磁リレーを動作させ、一方をオン，
他方をオフ、あるいはこの逆動作を行なわせることによ
り、正逆動作の制御を行なっている。For example, when rotating a motor or the like forward and backward, two transfer-type electromagnetic relays are operated, and one is turned on.
The control of the forward / reverse operation is performed by turning off the other or performing the reverse operation.
上述した従来の電磁リレーは二個の電磁リレーを使用
しているので、実装面積が大きくなり、取付け回数等が
増えるという欠点がある。Since the above-mentioned conventional electromagnetic relay uses two electromagnetic relays, there is a disadvantage that the mounting area is increased and the number of times of mounting is increased.
本発明の目的は、かかる実装面積を小さくするととも
に、製造上の取付けを容易にしうる電磁リレーを提供す
ることにある。An object of the present invention is to provide an electromagnetic relay capable of reducing the mounting area and facilitating mounting in manufacturing.
本発明の電磁リレーは、電気的絶縁部材よりなるベー
スと、前記ベースに立設係合され且つ電気的に互いに独
立な略Ｌ字形の可動接点ばねと、それぞれコイル，アー
マチュアを備え且つ前記コイルをその長手方向が前記ベ
ースに沿って平行となるように配置するとともに、前記
可動接点ばねを挟んで前記ベースに係合された二つの電
磁リレーブロックと、前記電磁リレーブロックの前記ア
ーマチュアおよび前記可動接点ばねに機械的作用を伝達
するカードと、前記可動接点ばねの接点に対向する固定
接点を装備し且つ前記可動接点ばねの長手方向と略垂直
に前記ベースに立設配置してなる略コ字の薄板をなした
二つの固定接点端子とを含んで構成される。An electromagnetic relay according to the present invention includes a base made of an electrically insulating member, a substantially L-shaped movable contact spring which stands upright on the base and is electrically independent from each other, and a coil and an armature, respectively. Two electromagnetic relay blocks that are disposed so that their longitudinal directions are parallel to the base and are engaged with the base with the movable contact spring interposed therebetween; and the armature and the movable contact of the electromagnetic relay block. A card for transmitting a mechanical action to the spring, and a fixed contact opposed to the contact of the movable contact spring, and having a substantially U-shape which is erected on the base substantially perpendicular to the longitudinal direction of the movable contact spring. And two fixed contact terminals in the form of a thin plate.
また、かかるリレーにおいて、前記二つの固定接点端
子は、互いに平行に配置され且つ内側にそれぞれ埋設さ
れた前記固定接点を互いに重ならない位置に配置して形
成される。Further, in such a relay, the two fixed contact terminals are formed by arranging the fixed contacts arranged in parallel with each other and buried inside at positions not overlapping with each other.
次に、本発明の実施例について図面を参照して説明す
る。Next, embodiments of the present invention will be described with reference to the drawings.
第１図は本発明の一実施例を示す電磁リレーの斜視図
である。FIG. 1 is a perspective view of an electromagnetic relay showing one embodiment of the present invention.
第１図に示すように、本実施例は共に略Ｌ字形をし且
つ先端に可動接点10を有する一組の可動接点ばね５およ
び６と、このばね5,6に機械係合した電気絶縁物よりな
るカード３と、一組のアーマチュア2Aおよび2Bと、これ
らのアーマチュア2A,2Bを駆動するための電磁リレーブ
ロック1Aおよび1Bと、可動接点ばね5,6の接点組に対向
する一組の固定接点11を埋設した固定接点端子７および
８と、上述した電磁リレーブロック1A,1Bや可動接点ば
ね5,6および固定接点端子7,8を固定するための電気的絶
縁物よりなるベース９とを有し、必要に応じ、カバーを
実装して構成される。かかる電磁リレーブロック1A,1B
は、可動接点ばね５および６を間に置いて、その長手方
向に平行に配置される。また、ベース９の下から引き出
される外部導出端子としては、２組のコイル端子4A,4B
と１組の可動接点ばね端子（図示省略）と、固定接点端
子７および８からそれぞれ少なくとも一本導出した端子
7Aおよび8Aとがある。As shown in FIG. 1, this embodiment includes a pair of movable contact springs 5 and 6 each having a substantially L-shape and having a movable contact 10 at the tip, and an electrical insulator mechanically engaged with the springs 5 and 6. , A set of armatures 2A and 2B, electromagnetic relay blocks 1A and 1B for driving these armatures 2A and 2B, and a set of fixed members facing the contact set of movable contact springs 5 and 6. The fixed contact terminals 7 and 8 having the contacts 11 embedded therein and the base 9 made of an electrical insulator for fixing the electromagnetic relay blocks 1A and 1B, the movable contact springs 5 and 6, and the fixed contact terminals 7 and 8 described above. It has a cover if necessary. Such electromagnetic relay block 1A, 1B
Are arranged parallel to the longitudinal direction with the movable contact springs 5 and 6 interposed therebetween. The external lead-out terminals drawn out from under the base 9 include two sets of coil terminals 4A and 4B.
And one set of movable contact spring terminals (not shown) and at least one terminal respectively derived from fixed contact terminals 7 and 8
There are 7A and 8A.
第２図は第１図における可動接点ばねおよび固定接点
端子の展開斜視図である。FIG. 2 is an exploded perspective view of the movable contact spring and the fixed contact terminal in FIG.
第２図に示すように、ここでは固定接点端子7,8と可
動接点ばね5,6の構造およびその動作状態について説明
する。まず、固定接点端子７および８にはそれぞれ電気
接点11A,11Bと11C,11Dが埋設され、電気機械的に結合さ
れている。また、可動接点ばね５および６には、それぞ
れ固定接点11A〜11Dに対向する電気接点10A〜10Dが被着
されている。As shown in FIG. 2, here, the structure of the fixed contact terminals 7, 8 and the movable contact springs 5, 6 and the operating state thereof will be described. First, electric contacts 11A and 11B and 11C and 11D are embedded in the fixed contact terminals 7 and 8, respectively, and are electromechanically coupled. The movable contact springs 5 and 6 have electric contacts 10A to 10D facing the fixed contacts 11A to 11D, respectively.
ここで、電磁リレーブロック1Aが駆動されると、可動
接点ばね5,6がカード３によって押されるので、外部導
出端子7A−固定接点11B−可動接点10B−可動接点ばね端
子6A−外部負荷（Ｍ）12−外部接点ばね端子5A−可動接
点10D−固定接点11D−外部導出端子8Aの電気回路が構成
される。さらに、電磁リレーブロック1Aを解除後、電磁
リレーブロック1Bが駆動されると、可動接点ばね5,6が
逆に駆動されるので、電気回路は、外部導出端子7A−固
定接点11A−可動接点10A−可動接点ばね端子5A−外部負
荷（Ｍ）12−可動接点ばね端子6A−可動接点10C−固定
接点11C−外部導出端子8Aとなる。すなわち、外部負荷
（Ｍ）12の電気的極性を反転させたことになる。When the electromagnetic relay block 1A is driven, the movable contact springs 5, 6 are pushed by the card 3, so that the external lead-out terminal 7A, fixed contact 11B, movable contact 10B, movable contact spring terminal 6A, external load (M An electric circuit of 12-external contact spring terminal 5A-movable contact 10D-fixed contact 11D-external lead-out terminal 8A is configured. Further, when the electromagnetic relay block 1B is driven after the electromagnetic relay block 1A is released, the movable contact springs 5 and 6 are driven in reverse, so that the electric circuit includes an external lead terminal 7A-fixed contact 11A-movable contact 10A. -Movable contact spring terminal 5A-External load (M) 12-Movable contact spring terminal 6A-Movable contact 10C-Fixed contact 11C-External lead-out terminal 8A. That is, the electric polarity of the external load (M) 12 is reversed.
尚、上述した実施例のほかにも、各種の変形が可能で
ある。Various modifications are possible in addition to the above-described embodiment.
例えば、前述の可動接点ばね5,6をそれぞれ電磁リレ
ーブロック1A,1Bの片方に配置して独立に作用するカー
ド機構としてもよく、それに対応した固定接点及び可動
接点を配置することもできる。かかる構造によっても、
外部負荷に対する電気的極性変換は可能であることはい
うまでもない。For example, the above-described movable contact springs 5 and 6 may be arranged on one of the electromagnetic relay blocks 1A and 1B, respectively, to form a card mechanism that operates independently, and a fixed contact and a movable contact corresponding to the card mechanism may be arranged. With such a structure,
Needless to say, the electrical polarity conversion for the external load is possible.
以上説明したように、本発明の電磁リレーは外部負荷
に対し電気的極性の反転を与えうる機能の電磁リレーを
提供するものであり、二つの電磁リレーブロックを可動
接点ばねの長手方向に平行配置せしめ且つこのばねの電
気接点部には、固定接点を埋設した薄板の固定接点端子
組を可動接点ばねに対して垂直配置することにより、電
磁効率を損なうことなく極めて小型化することができる
という効果がある。さらに本発明の電磁リレーは、ベー
スの上部から一方向組付けが可能であるので、製造性が
よいという効果がある。As described above, the electromagnetic relay of the present invention is to provide an electromagnetic relay having a function of giving an electrical load reversal to an external load, and two electromagnetic relay blocks are arranged in parallel in the longitudinal direction of the movable contact spring. At the same time, by arranging a thin plate fixed contact terminal set in which the fixed contacts are embedded perpendicularly to the movable contact spring at the electrical contact portion of the spring, the size can be extremely reduced without impairing the electromagnetic efficiency. There is. Further, since the electromagnetic relay of the present invention can be assembled in one direction from the top of the base, there is an effect that manufacturability is good.
第１図は本発明の一実施例を示す電磁リレーの斜視図、
第２図は第１図における可動接点ばねと固定接点端子の
展開斜視図である。 1A,2B……電磁リレーブロック、2A,2B……アーマチュ
ア、３……カード、4A,4B……コイル端子、5,6……可動
接点ばね、7,8……固定接点端子、９……ベース、10,10
A〜10D……可動接点、11,11A〜11D……固定接点、12…
…外部負荷。FIG. 1 is a perspective view of an electromagnetic relay showing one embodiment of the present invention,
FIG. 2 is an exploded perspective view of the movable contact spring and the fixed contact terminal in FIG. 1A, 2B: Electromagnetic relay block, 2A, 2B ... Armature, 3 ... Card, 4A, 4B ... Coil terminal, 5, 6 ... Movable contact spring, 7, 8 ... Fixed contact terminal, 9 ... Base, 10,10
A to 10D: movable contacts, 11, 11A to 11D: fixed contacts, 12
... External load.
Claims (2)
ースに立設係合され且つ電気的に互いに独立な略Ｌ字形
の可動接点ばねと、それぞれコイル，アーマチュアを備
え且つ前記コイルをその長手方向が前記ベースに沿って
平行となるように配置するとともに、前記可動接点ばね
を挟んで前記ベースに係合された二つの電磁リレーブロ
ックと、前記電磁リレーブロックの前記アーマチュアお
よび前記可動接点ばねに機械的作用を伝達するカード
と、前記可動接点ばねの接点に対向する固定接点を装備
し且つ前記可動接点ばねの長手方向と略垂直に前記ベー
スに立設配置してなる略コ字の薄板をなした二つの固定
接点端子とを含むことを特徴とする電磁リレー。1. A base comprising an electrically insulating member, a substantially L-shaped movable contact spring which stands upright on the base and is electrically independent from each other, and a coil and an armature, respectively. The two electromagnetic relay blocks are arranged so that the directions are parallel to each other along the base, and are engaged with the base with the movable contact spring interposed therebetween; and the armature and the movable contact spring of the electromagnetic relay block. A card for transmitting a mechanical action, and a substantially U-shaped thin plate equipped with fixed contacts opposed to the contacts of the movable contact spring and erected on the base substantially perpendicular to the longitudinal direction of the movable contact spring. An electromagnetic relay comprising two fixed contact terminals.
二つの固定接点端子は、互いに平行に配置され且つ内側
にそれぞれ埋設された前記固定接点を互いに重ならない
位置に配置したことを特徴とする電磁リレー。2. The electromagnetic relay according to claim 1, wherein the two fixed contact terminals are arranged in parallel with each other and the fixed contacts embedded inside each other are arranged at positions not overlapping with each other. Electromagnetic relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34011289A JP2890581B2 (en) | 1989-12-27 | 1989-12-27 | Electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34011289A JP2890581B2 (en) | 1989-12-27 | 1989-12-27 | Electromagnetic relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03201338A JPH03201338A (en) | 1991-09-03 |
| JP2890581B2 true JP2890581B2 (en) | 1999-05-17 |
Family
ID=18333836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP34011289A Expired - Lifetime JP2890581B2 (en) | 1989-12-27 | 1989-12-27 | Electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2890581B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1681698A2 (en) | 2005-01-13 | 2006-07-19 | Omron Corporation | Electromagnetic relay |
-
1989
- 1989-12-27 JP JP34011289A patent/JP2890581B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1681698A2 (en) | 2005-01-13 | 2006-07-19 | Omron Corporation | Electromagnetic relay |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03201338A (en) | 1991-09-03 |
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