JPH10255629A - Extremely thin electromagnetic relay - Google Patents
Extremely thin electromagnetic relayInfo
- Publication number
- JPH10255629A JPH10255629A JP8228197A JP8228197A JPH10255629A JP H10255629 A JPH10255629 A JP H10255629A JP 8228197 A JP8228197 A JP 8228197A JP 8228197 A JP8228197 A JP 8228197A JP H10255629 A JPH10255629 A JP H10255629A
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- movable contact
- coil
- hole
- ultra
- 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
- H01H50/00—Details of electromagnetic relays
- H01H50/005—Details of electromagnetic relays using micromechanics
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、超薄型電磁石リレ
ーに関する。The present invention relates to an ultra-thin electromagnet relay.
【０００２】[0002]
【従来の技術】従来、薄型リレーとしては、例えば、特
開平１−２９２７２５号公報に記載のリレーがある。す
なわち、２個の嵌合孔を有し、かつ、この嵌合孔を中心
として略渦巻状に印刷して形成された少なくとも２つの
プリントコイル部を有する基板と、断面略コ字形状を有
し、両端部を前記嵌合孔にそれぞれ嵌合して突出させた
鉄芯と、一端部を前記鉄芯の突出する一方の端部に固着
し、かつ、中間部を前記鉄芯の突出する他方の端部に接
離可能に配するとともに、自由端部に設けた可動接点が
前記基板に設けた固定接点に接離可能に対向する可動接
触片と、からなることを特徴とするリレーである。2. Description of the Related Art Conventionally, as a thin relay, for example, there is a relay described in Japanese Patent Application Laid-Open No. 1-292725. That is, a substrate having two fitting holes, and having at least two printed coil portions formed by printing in a substantially spiral shape around the fitting holes, and having a substantially U-shaped cross section An iron core having both ends fitted into and protruding from the fitting holes, and one end fixed to one of the protruding ends of the iron core, and a middle portion protruding from the iron core. And a movable contact piece provided at the free end so as to be able to contact and separate from the fixed contact provided on the substrate. .
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、前述の
リレーでは、鉄芯を必要とし、薄型化に限界があるの
で、超薄型のリレーが得られない。また、基板に鉄芯，
可動接触片をそれぞれ異なる方向から組み付けねばなら
ず、位置決めや組立作業に手間がかかり、組立精度にバ
ラツキが生じやすい。このため、生産性が低く、動作特
性にバラツキが生じやすいという問題点がある。However, since the above-mentioned relay requires an iron core and there is a limit to the reduction in thickness, an ultra-thin relay cannot be obtained. Also, iron core on the board,
The movable contact pieces must be assembled from different directions, which requires time and effort in positioning and assembling work, and tends to cause variations in assembling accuracy. For this reason, there is a problem that productivity is low and the operating characteristics tend to vary.
【０００４】本発明は、前記問題点に鑑み、生産性が高
く、動作特性にバラツキのない超薄型電磁石リレーを提
供することを目的とする。[0004] In view of the above problems, an object of the present invention is to provide an ultra-thin electromagnet relay having high productivity and no variation in operating characteristics.
【０００５】[0005]
【課題を解決するための手段】本発明にかかる超薄型電
磁石リレーは、前記目的を達成するため、貫通孔を有す
る絶縁性シート基材の少なくとも片面に、前記貫通孔を
中心として渦巻状にプリントコイルを少なくとも一層形
成したコイルシートと、シート状導電性磁性体からなる
固定接点シートと、シート状導電性磁性体からなり、か
つ、前記コイルシートの貫通孔と対応する位置に可動接
触片を切り出した可動接点シートとからなり、前記コイ
ルシートを間にして固定接点シートおよび可動接点シー
トを重ね合わせ、前記コイルシートの貫通孔を介し、前
記可動接点シートの可動接触片を前記固定接点シートに
接離可能に対向させた構成としてある。According to the present invention, there is provided an ultra-thin electromagnet relay according to the present invention, wherein at least one surface of an insulating sheet substrate having a through hole is formed in a spiral shape around the through hole. A coil sheet in which at least one printed coil is formed, a fixed contact sheet made of a sheet-shaped conductive magnetic material, and a movable contact piece made of a sheet-shaped conductive magnetic material and located at a position corresponding to a through hole of the coil sheet. The fixed contact sheet and the movable contact sheet are overlapped with the coil sheet therebetween, and the movable contact piece of the movable contact sheet is attached to the fixed contact sheet via the through hole of the coil sheet. The configuration is such that it is opposed to and able to come and go.
【０００６】貫通孔を有する絶縁性シート基材の少なく
とも片面に、前記貫通孔を中心として渦巻状にプリント
コイルを少なくとも一層形成したコイルシートと、シー
ト状導電性強磁性体からなり、かつ、前記コイルシート
の貫通孔と対応する位置に可動接触片を切り出した一対
の可動接点シートとからなり、前記コイルシートの表裏
面に前記可動接点シートをそれぞれ重ね合わせ、前記コ
イルシートの貫通孔を介し、前記可動接点シートの可動
接触片を相互に接離可能に対向させた構成であってもよ
い。A coil sheet, in which at least one surface of an insulating sheet substrate having a through hole is provided with at least one spiral printed coil around the through hole, a sheet-shaped conductive ferromagnetic material, It is composed of a pair of movable contact sheets obtained by cutting out movable contact pieces at positions corresponding to the through holes of the coil sheet, the movable contact sheets are overlapped on the front and back surfaces of the coil sheet, respectively, through the through holes of the coil sheet, A configuration may be adopted in which the movable contact pieces of the movable contact sheet are opposed to each other so as to be able to approach and separate from each other.
【０００７】前記コイルシートの絶縁性シート基材のう
ち、前記プリントコイルを間にして対向する位置にシー
ト状ヨークを配置しておいてもよい。[0007] A sheet-like yoke may be arranged at a position facing the print coil in the insulating sheet base of the coil sheet.
【０００８】ベースにケースを組み付けて形成した空間
内に、表裏面に前記接点シートを重ね合わせた前記コイ
ルシートを収納するとともに、前記ベースおよびケース
の対向面のうち、前記コイルシートの貫通孔を介して対
向する部分の少なくともいずれか一方に、前記可動接触
片の背面に圧接する突起を設けておいてもよい。In a space formed by assembling the case with the base, the coil sheet in which the contact sheet is superimposed on the front and back surfaces is stored, and a through hole of the coil sheet is formed in the opposing surfaces of the base and the case. A projection may be provided on at least one of the portions opposed to each other via the rear surface of the movable contact piece.
【０００９】[0009]
【発明の実施の形態】次に、本発明にかかる実施形態を
図１ないし図７の添付図面に従って説明する。第１実施
形態は、図１ないし図４に示すように、ベース１０、固
定接点シート２０、コイルシート３０、可動接点シート
４０、および、ケース５０から構成されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment according to the present invention will be described with reference to the accompanying drawings of FIGS. The first embodiment includes a base 10, a fixed contact sheet 20, a coil sheet 30, a movable contact sheet 40, and a case 50, as shown in FIGS.
【００１０】前記ベース１０は、浅底の凹所１１を有す
る平面略方形の箱形状であり、その対向する側辺縁部の
略中央部に、平面形状の異なる位置決め用突部１２ａ，
１２ｂが形成されている。さらに、この突部１２ａ，１
２ｂの両側に、断面略コ字形のコイル端子１３，１４、
固定接点端子１５および可動接点端子１６がそれぞれ設
けられている。The base 10 is in the shape of a substantially rectangular box having a shallow recess 11, and is provided with positioning projections 12a, 12a, 12a, 12b having different planar shapes at substantially the center of opposing side edges.
12b is formed. Further, the protrusions 12a, 1
2b, coil terminals 13, 14 having a substantially U-shaped cross section
A fixed contact terminal 15 and a movable contact terminal 16 are provided.
【００１１】固定接点シート２０は、図４に示すよう
に、シート状導電性強磁性体、例えば、アモルファス，
パーマロイからなり、前記ベース１０の凹所１１に嵌合
可能な平面形状を有し、その隅部に金，銀等を必要に応
じてメッキしたスルーホール２１が形成されている。な
お、必要に応じ、固定接点シート２０のうち、少なくと
も後述する可動接触片４３に接触する部分に導電性に優
れた金，白金などの接点材料をメッキ，蒸着，圧接，溶
接，カシメ等によって設けておいてもよい。そして、前
記ベース１０の凹所１１に前記固定接点シート２０を嵌
合することにより、ベース１０の開口縁部と固定接点シ
ート２０とが略面一となる。As shown in FIG. 4, the fixed contact sheet 20 is a sheet-shaped conductive ferromagnetic material, for example, amorphous,
It is made of permalloy, has a planar shape that can be fitted into the recess 11 of the base 10, and has a through hole 21 formed at its corner by plating gold, silver or the like as necessary. If necessary, at least a portion of the fixed contact sheet 20 that contacts the movable contact piece 43 described later is provided with a contact material such as gold or platinum having excellent conductivity by plating, vapor deposition, pressure welding, welding, caulking, or the like. You may keep it. By fitting the fixed contact sheet 20 into the recess 11 of the base 10, the opening edge of the base 10 and the fixed contact sheet 20 are substantially flush.
【００１２】コイルシート３０は、前記ベース１０の凹
所１１に嵌合可能な平面形状を有する絶縁性シート基材
３１からなるものである。そして、この絶縁性シート基
材３１の略中央に貫通孔３２を形成し、この貫通孔３２
を中心として表裏面に渦巻き状のプリントコイル３３
ａ，３３ｂをそれぞれ形成してある。このプリントコイ
ル３３ａ，３３ｂはスルーホール３４ａを介して相互に
電気接続されている。また、前記プリントコイル３３ａ
の一端にスルーホール３４ｂが設けられている。さら
に、コイルシート３０は、前記固定接点シート２０のス
ルホール２１と対応する位置に中継用スルーホール３４
ｃを設けてある。そして、絶縁性シート３１の裏面に
は、プリントコイル３３ｂ、スルホール３４ｂ，３４ｃ
にそれぞれ電気接続したリードパターン３５ａ，３５
ｂ，３５ｄがプリントされている。さらに、絶縁性シー
ト基材３１の裏面には、固定接点シート２０のスルーホ
ール２１とコイル端子１５とを電気接続するリードパタ
ーン３５ｃがプリントされている。The coil sheet 30 is made of an insulating sheet substrate 31 having a planar shape that can be fitted into the recess 11 of the base 10. Then, a through hole 32 is formed substantially at the center of the insulating sheet base material 31, and the through hole 32 is formed.
Spiral print coil 33 on the front and back surfaces
a and 33b are formed respectively. The print coils 33a and 33b are electrically connected to each other via a through hole 34a. Further, the print coil 33a
Is provided with a through hole 34b at one end. Further, the coil sheet 30 is provided at the position corresponding to the through hole 21 of the fixed contact sheet 20 with the relay through hole 34.
c is provided. The printed coil 33b and the through holes 34b and 34c are provided on the back surface of the insulating sheet 31.
Lead patterns 35a, 35 electrically connected to
b and 35d are printed. Further, on the back surface of the insulating sheet base 31, a lead pattern 35c for electrically connecting the through-hole 21 of the fixed contact sheet 20 and the coil terminal 15 is printed.
【００１３】また、コイルシート３０は、図２において
左右の対向する両側縁部に、平面形状の異なる位置決め
用切り欠き部３６ａ，３６ｂを形成してある。さらに、
上下の対向する両側縁部を切り欠いて形成した凹部３
７，３７に、シート状ヨーク３８，３８をそれぞれ配し
てある。そして、このコイルシート３０の表裏面は、絶
縁膜３９（図２（ｂ））で被覆されている。The coil sheet 30 is formed with positioning notches 36a and 36b having different planar shapes at left and right opposite side edges in FIG. further,
Recess 3 formed by notching upper and lower opposite side edges
Sheet-like yokes 38, 38 are arranged at 7, 37, respectively. The front and back surfaces of the coil sheet 30 are covered with an insulating film 39 (FIG. 2B).
【００１４】ついで、固定接点シート２０を組み付けた
ベース１０に前記コイルシート３０を嵌合すると、ベー
ス１０の位置決め突部１２ａ，１２ｂにコイルシート３
０の切り欠き部３６ａ，３６ｂが嵌合し、コイルシート
３０が所定の位置に位置決めされる。そして、プリント
コイル３３ａが、スルーホール３４ｂおよびリードパタ
ーン３５ｂを介してコイル端子１４に電気接続される。
また、プリントコイル３３ｂがリードパターン３５ａを
介してコイル端子１３に圧接，溶接，ロー付け等の方法
で電気接続される。さらに、固定接点シート２０のスル
ーホール２１がリードパターン３５ｃを介してコイル端
子１５に圧接，溶接，ロー付け等の方法で電気接続され
る。Next, when the coil sheet 30 is fitted to the base 10 on which the fixed contact sheet 20 is assembled, the coil sheets 3 are fitted to the positioning projections 12a and 12b of the base 10.
The 0 notches 36a and 36b are fitted, and the coil sheet 30 is positioned at a predetermined position. Then, the print coil 33a is electrically connected to the coil terminal 14 via the through hole 34b and the lead pattern 35b.
The printed coil 33b is electrically connected to the coil terminal 13 via the lead pattern 35a by a method such as pressure welding, welding, or brazing. Further, the through hole 21 of the fixed contact sheet 20 is electrically connected to the coil terminal 15 via the lead pattern 35c by a method such as pressure welding, welding, or brazing.
【００１５】可動接点シート４０は、シート状導電性強
磁性体、例えば、アモルファス，パーマロイからなり、
その隅部に必要に応じて金，銀等をメッキしたスルーホ
ール４１が形成されている。さらに、可動接点シート４
０は、その中央部にエッチング加工を施し、略Ｃ字形の
スリット４２を形成することにより、可動接触片４３を
切り出してある。なお、必要に応じ、可動接触片４３の
下面のうち、少なくとも前述の固定接点シート２０に接
触する部分に導電性に優れた金，白金などの接点材料を
メッキ，蒸着，スパッタリング，圧接，溶接，カシメ，
ロー付け等によって設けておいてもよい。そして、固定
接点シート２０およびコイルシート３０を嵌合したベー
ス１０に、可動接点シート４０を組み付けると、スルー
ホール４１がコイルシート３０の中継用スルーホール３
４ｃおよびリードパターン３５ｄを介して可動接点端子
１６に圧接，溶接，ロー付け等の方法で電気接続され
る。さらに、可動接点シート４０の可動接触片４３がコ
イルシート３０の貫通孔３２を介して固定接点シート２
０の中央部に接離可能に対向する。The movable contact sheet 40 is made of a sheet-shaped conductive ferromagnetic material, for example, amorphous or permalloy.
A through-hole 41 is formed in the corner by plating gold, silver or the like as necessary. Further, the movable contact sheet 4
Reference numeral 0 denotes that the movable contact piece 43 is cut out by etching the central portion thereof to form a substantially C-shaped slit 42. If necessary, at least a portion of the lower surface of the movable contact piece 43 that contacts the above-mentioned fixed contact sheet 20 is plated, deposited, sputtered, pressed, welded, welded with a contact material such as gold or platinum having excellent conductivity. Caulking,
It may be provided by brazing or the like. Then, when the movable contact sheet 40 is assembled to the base 10 in which the fixed contact sheet 20 and the coil sheet 30 are fitted, the through hole 41 becomes the relay through hole 3 of the coil sheet 30.
The movable contact terminal 16 is electrically connected to the movable contact terminal 16 via the lead 4c and the lead pattern 35d by a method such as pressure welding, welding, or brazing. Further, the movable contact piece 43 of the movable contact sheet 40 is fixed to the fixed contact sheet 2 through the through hole 32 of the coil sheet 30.
0 so as to be able to approach and separate from the center of the lens.
【００１６】ケース５０は、浅底の凹所５１を有する平
面略方形の箱形状であり、その対向する側辺縁部の略中
央部に、前記ベース１０の突部１２ａ，１２ｂに接合す
る突部５２ａ，５２ｂを形成してある。また、ケース５
０は、その天井面中央部に前記可動接触片４３の背面に
圧接する突起５３が設けられている。そして、前記ベー
ス１０にケース５０を組み付けると、その突部１２ａ，
１２ｂおよび５２ａ，５２ｂが相互に当接し、固定接点
シート２０、コイルシート３０、および、可動接点シー
ト４０を挾持一体化する。これにより、前記ケース５０
の突起５３が可動接触片４３の背面に圧接し、固定接点
シート２０側に撓ませることにより、所定の接点間距離
を確保できる。The case 50 has a substantially rectangular box shape having a shallow recess 51, and has a projecting portion joined to the projecting portions 12a and 12b of the base 10 at a substantially central portion of the opposing side edges. Parts 52a and 52b are formed. Case 5
Reference numeral 0 denotes a projection 53 which is provided at the center of the ceiling surface and presses against the rear surface of the movable contact piece 43. When the case 50 is assembled to the base 10, the protrusions 12a,
12b and 52a, 52b abut each other to clamp and integrate the fixed contact sheet 20, the coil sheet 30, and the movable contact sheet 40. Thereby, the case 50
The projection 53 presses against the rear surface of the movable contact piece 43 and bends toward the fixed contact sheet 20 side, so that a predetermined inter-contact distance can be secured.
【００１７】次に、前述の構成を有する超薄型電磁石リ
レーの動作について説明する。まず、プリントコイル３
３ａ，３３ｂに電圧を印加していない無励磁の場合、可
動接触片４３は、それ自身のばね力でケース５０の突起
５３に圧接しており、固定接点シート２０から開離して
いる。Next, the operation of the ultra-thin electromagnet relay having the above configuration will be described. First, print coil 3
In the case of non-excitation in which no voltage is applied to 3a and 33b, the movable contact piece 43 is in pressure contact with the projection 53 of the case 50 by its own spring force, and is separated from the fixed contact sheet 20.
【００１８】そして、前記プリントコイル３３ａ，３３
ｂに電圧を印加して励磁すると、可動接触片４３は固定
接点シート２０に吸引されて吸着し、電気回路を閉成す
る。The print coils 33a, 33
When a voltage is applied to b to excite the movable contact piece 43, the movable contact piece 43 is attracted and absorbed by the fixed contact sheet 20, thereby closing the electric circuit.
【００１９】ついで、前述の励磁を解くと、可動接触片
４３は、自己のばね力によって元の位置に復帰し、電気
回路は開離する。Then, when the above-mentioned excitation is released, the movable contact piece 43 returns to its original position by its own spring force, and the electric circuit is separated.
【００２０】第２実施形態は、図５ないし図７に示すよ
うに、前述の第１実施形態は、１枚の可動接点シート４
０で接点を開閉するものであるのに対し、２枚の可動接
点シート４０，４５で接点を開閉する場合である。さら
に、ベース１０の底面中央部に、下方側に位置する可動
接点シート４５の可動接触片４８を上方に押し上げる突
起１７が設けられている。この突起１７により、可動接
点シート４０，４５の可動接触片４３，４８が接離可能
に平行に対向する。As shown in FIG. 5 to FIG. 7, the second embodiment has one movable contact sheet 4 as shown in FIG.
The contact is opened and closed by two movable contact sheets 40 and 45, whereas the contact is opened and closed by 0. Further, a projection 17 that pushes up the movable contact piece 48 of the movable contact sheet 45 located below is provided at the center of the bottom surface of the base 10. The projections 17 cause the movable contact pieces 43 and 48 of the movable contact sheets 40 and 45 to face each other in parallel so as to be able to come and go.
【００２１】なお、前記可動接点シート４５は、そのス
ルーホール４６（図７（ｂ））およびコイルシート３０
のリードパターン３５ｃを介してベース１０の可動接点
端子１８に圧接，溶接，ロー付け等の方法で電気接続さ
れている。また、必要に応じ、可動接触片４３，４８の
対向する面のうち、少なくとも相互に接触する部分に導
電性に優れた金，白金などの接点材料をメッキ，蒸着，
スパッタリング，圧接，溶接，カシメ，ロー付け等によ
って設けておいてもよい。The movable contact sheet 45 has a through hole 46 (FIG. 7B) and a coil sheet 30.
Is electrically connected to the movable contact terminal 18 of the base 10 by a method such as pressure welding, welding, or brazing. In addition, if necessary, at least a portion of the opposing surfaces of the movable contact pieces 43 and 48 that are in contact with each other is plated, vapor-deposited, or plated with a contact material such as gold or platinum having excellent conductivity.
It may be provided by sputtering, pressure welding, welding, caulking, brazing, or the like.
【００２２】前述の構成を有する超薄型電磁石リレー
は、プリントコイル３３ａ，３３ｂに電圧を印加してい
ない無励磁の場合、可動接触片４３および４８は、それ
自身のばね力でケース５０の突起５３およびベース１０
の突起１７にそれぞれ圧接し、電気回路は開離してい
る。In the ultra-thin electromagnet relay having the above-described configuration, when no voltage is applied to the printed coils 33a and 33b, the movable contact pieces 43 and 48 project from the case 50 by their own spring force. 53 and base 10
And the electric circuit is separated.
【００２３】そして、前記プリントコイル３３ａ，３３
ｂに電圧を印加して励磁すると、可動接触片４３，４８
が相互に吸引し合って吸着し、電気回路を閉成する。The print coils 33a, 33
When a voltage is applied to b to excite the movable contact pieces 43 and 48
Mutually suck and adsorb each other to close the electric circuit.
【００２４】ついで、前述の励磁を解くと、可動接触片
４３，４８は、自己のばね力によってそれぞれ元の位置
に復帰し、電気回路は開離する。Then, when the above-mentioned excitation is released, the movable contact pieces 43 and 48 return to their original positions by their own spring force, and the electric circuit is separated.
【００２５】なお、前述の実施形態では、絶縁性シート
基材３１の表裏面にプリントコイル３３ａ，３３ｂを形
成する場合について説明したが、必ずしもこれに限ら
ず、片面だけに形成してもよく、また、プリントコイル
を複数層形成してもよい。In the above-described embodiment, the case where the printed coils 33a and 33b are formed on the front and back surfaces of the insulating sheet base material 31 has been described. However, the present invention is not limited to this. Further, a plurality of print coils may be formed.
【００２６】また、コイルシートは１枚である必要はな
く、複数枚を積み重ねて一体化したものをコイルシート
として使用してもよい。The number of coil sheets need not be one, but a plurality of stacked and integrated coils may be used as the coil sheet.
【００２７】さらに、前記ベース，ケースに設けた可動
接触片に圧接する突起は、必ずしも必要でなく、必要に
応じて形成してもよい。Further, the projections which press the movable contact pieces provided on the base and the case are not always necessary, and may be formed as necessary.
【００２８】[0028]
【発明の効果】以上の説明から明らかなように、本発明
にかかる請求項１または２の超薄型リレーによれば、コ
イルシートの表裏面に接点シートを重ね合わせて形成す
るので、超薄型の電磁石リレーが得られる。また、同一
方向から組み付けることができるので、手間がかから
ず、生産性が高い。さらに、単に重ね合わせるだけでよ
いので、組立誤差が少なく、組立精度が高い。このた
め、動作特性にばらつきのない超薄型の電磁石リレーが
得られる。As is apparent from the above description, according to the ultra-thin relay of the present invention, the contact sheet is formed by superposing the contact sheet on the front and back surfaces of the coil sheet. A type of electromagnet relay is obtained. In addition, since they can be assembled from the same direction, no labor is required and the productivity is high. Furthermore, since it is only necessary to simply overlap, the assembly error is small and the assembly accuracy is high. Therefore, an ultra-thin electromagnet relay having no variation in operation characteristics can be obtained.
【００２９】請求項３によれば、ベースまたはケースの
少なくともいずれか一方に、接点シートの可動接触片の
背面に圧接する突起を設けてある。このため、可動接触
片の接点間距離の寸法精度が高くなり、より一層、動作
特性にばらつきのない超薄型電磁石リレーが得られる。According to the third aspect, at least one of the base and the case is provided with a projection which presses against the back surface of the movable contact piece of the contact sheet. For this reason, the dimensional accuracy of the distance between the contacts of the movable contact piece is increased, and an ultra-thin electromagnet relay with more uniform operating characteristics can be obtained.
【００３０】請求項４によれば、プリントコイルの両側
にシート状ヨークを配置してあるので、磁束の洩れが少
なくなる。このため、磁気効率が向上し、磁気特性の良
い超薄型電磁石リレーを得られるという効果がある。According to the fourth aspect, since the sheet-like yokes are arranged on both sides of the print coil, leakage of magnetic flux is reduced. Therefore, there is an effect that the magnetic efficiency is improved and an ultra-thin electromagnet relay having good magnetic properties can be obtained.
【図１】 本願発明にかかる超薄型電磁石リレーの第１
実施形態を示し、図（ａ）は平面図、図（ｂ）は正面
図、図（ｃ）は側面図である。FIG. 1 is a first view of an ultra-thin electromagnet relay according to the present invention.
FIG. 2A is a plan view, FIG. 2B is a front view, and FIG. 1C is a side view.
【図２】 図１で示した超薄型電磁石リレーを示し、図
（ａ）はケース，可動接点シートを取り外した場合の平
面図、図（ｂ）は図２（ａ）のＡ−Ａ線断面図、図
（ｃ）は図２（ａ）のＢ−Ｂ線断面図である。2A and 2B show the ultra-thin electromagnet relay shown in FIG. 1; FIG. 2A is a plan view when a case and a movable contact sheet are removed; FIG. 2B is a line AA in FIG. 2A; FIG. 2C is a cross-sectional view taken along the line BB of FIG.
【図３】 図１で示した超薄型電磁石リレーを示し、図
（ａ）はケース，可動接点シートを取り外した場合の平
面図、図（ｂ），図（ｃ）は断面図である。3 shows the ultra-thin electromagnet relay shown in FIG. 1, wherein FIG. 3 (a) is a plan view when a case and a movable contact sheet are removed, and FIGS. 3 (b) and 3 (c) are cross-sectional views.
【図４】 図１で示した超薄型電磁石リレーの構成部品
を示し、図（ａ）は可動接点シート、図（ｂ）は固定接
点シートを示す。4A and 4B show components of the ultra-thin electromagnet relay shown in FIG. 1, wherein FIG. 4A shows a movable contact sheet and FIG. 4B shows a fixed contact sheet.
【図５】 本願発明にかかる超薄型電磁石リレーの第２
実施形態を示し、図（ａ）はケース，可動接点シートを
取り外した場合の平面図、図（ｂ）は図５（ａ）のＡ−
Ａ線断面図、図（ｃ）は図５（ａ）のＢ−Ｂ線断面図で
ある。FIG. 5 shows a second example of the ultra-thin electromagnet relay according to the present invention.
FIG. 5A is a plan view showing a case where a case and a movable contact sheet are removed, and FIG.
FIG. 5C is a sectional view taken along line BB of FIG. 5A.
【図６】 図５で示した超薄型電磁石リレーを示し、図
（ａ）はケース，可動接点シートを取り外した場合の平
面図、図（ｂ），図（ｃ）は断面図である。6 shows the ultra-thin electromagnet relay shown in FIG. 5, wherein FIG. 6 (a) is a plan view when a case and a movable contact sheet are removed, and FIGS. 6 (b) and 7 (c) are cross-sectional views.
【図７】 図５で示した超薄型電磁石リレーを示し、図
（ａ）は上方側の可動接点シート、図（ｂ）は下方側の
可動接点シートを示す。7A and 7B show the ultra-thin electromagnet relay shown in FIG. 5, wherein FIG. 7A shows an upper movable contact sheet and FIG. 7B shows a lower movable contact sheet.
１０…ベース、１１…凹所、１２ａ，１２ｂ…突部、１
３，１４…コイル端子、１５…固定接点端子、１６，１
８…可動接点端子、１７…突起、２０…固定接点シー
ト、３０…コイルシート、３１…絶縁性シート基材、３
２…貫通孔、３３ａ，３３ｂ…プリントコイル、３８…
シート状ヨーク、４０，４５…可動接点シート、４３，
４８…可動接触片、５０…ケース、５１…凹所、５２
ａ，５２ｂ…突部、５３…突起。10: base, 11: recess, 12a, 12b: protrusion, 1
3, 14: coil terminal, 15: fixed contact terminal, 16, 1
Reference numeral 8: movable contact terminal, 17: protrusion, 20: fixed contact sheet, 30: coil sheet, 31: insulating sheet base material, 3
2: through-hole, 33a, 33b: printed coil, 38:
Sheet-like yokes, 40, 45 ... movable contact sheets, 43,
48 movable contact piece, 50 case, 51 recess, 52
a, 52b: Projection, 53: Projection.
Claims (4)
くとも片面に、前記貫通孔を中心として渦巻状にプリン
トコイルを少なくとも一層形成したコイルシートと、 シート状導電性磁性体からなる固定接点シートと、 シート状導電性磁性体からなり、かつ、前記コイルシー
トの貫通孔と対応する位置に可動接触片を切り出した可
動接点シートとからなり、 前記コイルシートを間にして固定接点シートおよび可動
接点シートを重ね合わせ、前記コイルシートの貫通孔を
介し、前記可動接点シートの可動接触片を前記固定接点
シートに接離可能に対向させたことを特徴とする超薄型
電磁石リレー。1. A coil sheet comprising at least one surface of an insulating sheet substrate having a through hole and at least one printed coil spirally formed around the through hole, and a fixed contact sheet comprising a sheet-shaped conductive magnetic material. And a movable contact sheet made of a sheet-shaped conductive magnetic material and having a movable contact piece cut out at a position corresponding to the through hole of the coil sheet, and a fixed contact sheet and a movable contact with the coil sheet interposed therebetween. An ultra-thin electromagnet relay, wherein sheets are overlapped, and a movable contact piece of the movable contact sheet is opposed to the fixed contact sheet via a through hole of the coil sheet so as to be able to contact and separate from the fixed contact sheet.
なくとも片面に、前記貫通孔を中心として渦巻状にプリ
ントコイルを少なくとも一層形成したコイルシートと、 シート状導電性強磁性体からなり、かつ、前記コイルシ
ートの貫通孔と対応する位置に可動接触片を切り出した
一対の可動接点シートとからなり、 前記コイルシートの表裏面に前記可動接点シートをそれ
ぞれ重ね合わせ、前記コイルシートの貫通孔を介し、前
記可動接点シートの可動接触片を相互に接離可能に対向
させたことを特徴とする超薄型電磁石リレー。2. A coil sheet in which at least one printed coil is formed in a spiral shape around at least one surface of an insulating sheet substrate having a through hole, a sheet-shaped conductive ferromagnetic material, and A pair of movable contact sheets each having a movable contact piece cut out at a position corresponding to the through-hole of the coil sheet; and superposing the movable contact sheets on the front and back surfaces of the coil sheet, respectively. An ultra-thin electromagnet relay characterized in that the movable contact pieces of the movable contact sheet are opposed to each other so as to be able to approach and separate from each other.
うち、前記プリントコイルを間にして対向する位置にシ
ート状ヨークを配置したことを特徴とする請求項１また
は２に記載の超薄型電磁石リレー。3. The ultra-thin sheet according to claim 1, wherein a sheet-like yoke is disposed at a position facing the print coil in the insulating sheet base of the coil sheet. Electromagnet relay.
間内に、表裏面に前記接点シートを重ね合わせた前記コ
イルシートを収納するとともに、 前記ベースおよびケースの対向面のうち、前記コイルシ
ートの貫通孔を介して対向する部分の少なくともいずれ
か一方に、前記可動接触片の背面に圧接する突起を設け
たことを特徴とする請求項１ないし３のいずれか１項に
記載の超薄型電磁石リレー。4. The coil sheet in which the contact sheet is superposed on the front and back surfaces is accommodated in a space formed by assembling the case with the base, and the coil sheet is penetrated among the opposing surfaces of the base and the case. The ultra-thin electromagnet relay according to any one of claims 1 to 3, wherein at least one of the portions facing each other through the hole is provided with a protrusion that presses against the back surface of the movable contact piece. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8228197A JPH10255629A (en) | 1997-03-14 | 1997-03-14 | Extremely thin electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8228197A JPH10255629A (en) | 1997-03-14 | 1997-03-14 | Extremely thin electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10255629A true JPH10255629A (en) | 1998-09-25 |
Family
ID=13770139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8228197A Pending JPH10255629A (en) | 1997-03-14 | 1997-03-14 | Extremely thin electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH10255629A (en) |
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