JPH0633638Y2 - Electromagnetic relay - Google Patents

Electromagnetic relay

Info

Publication number
JPH0633638Y2
JPH0633638Y2 JP16368588U JP16368588U JPH0633638Y2 JP H0633638 Y2 JPH0633638 Y2 JP H0633638Y2 JP 16368588 U JP16368588 U JP 16368588U JP 16368588 U JP16368588 U JP 16368588U JP H0633638 Y2 JPH0633638 Y2 JP H0633638Y2
Authority
JP
Japan
Prior art keywords
movable block
movable
base
electromagnetic relay
contact
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 - Fee Related
Application number
JP16368588U
Other languages
Japanese (ja)
Other versions
JPH0284243U (en
Inventor
忠信 部良本
浩文 古賀
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.)
Omron Corp
Original Assignee
Omron Corp
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 Omron Corp filed Critical Omron Corp
Priority to JP16368588U priority Critical patent/JPH0633638Y2/en
Publication of JPH0284243U publication Critical patent/JPH0284243U/ja
Application granted granted Critical
Publication of JPH0633638Y2 publication Critical patent/JPH0633638Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Breakers (AREA)

Description

【考案の詳細な説明】 (産業上の利用分野) 本考案は電磁継電器、特にその可動ブロックの支持構造
に関する。
DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a support structure for an electromagnetic relay, especially its movable block.

(従来技術と考案が解決しようとする課題) 従来、電磁継電器を構成する可動ブロックの支持構造と
しては、例えば、第11図に示すように、電磁石部30の励
磁,消磁に基づいて矢印m,n方向に往復移動する可動ブ
ロック40で接点機構部20を駆動し、接点を開閉するもの
がある。
(Problems to be solved by the prior art and the invention) Conventionally, as a support structure of a movable block forming an electromagnetic relay, for example, as shown in FIG. 11, an arrow m, There is a movable block 40 that reciprocates in the n direction to drive the contact mechanism section 20 to open and close the contact.

しかしながら、このものでは、可動ブロック40の腕部45
をベース10に突設した絶縁壁12のガイド凹部18に位置決
めし、スライド自在に支持しているにすぎない。このた
め、ベース10にケース(図示せず)を嵌合する前に行な
う組立調整作業中に可動ブロック40が浮き上りやすく、
抜け落ちやすいという問題点があった。
However, in this one, the arm portion 45 of the movable block 40 is
Is merely positioned in the guide recess 18 of the insulating wall 12 protruding from the base 10 and slidably supported. Therefore, the movable block 40 easily floats during the assembly adjustment work performed before fitting the case (not shown) to the base 10,
There was a problem that it easily slipped out.

本考案は、前記問題点に鑑み、組立調整時における可動
ブロックの浮き上り、抜け落ちを防止できる電磁継電器
を提供することを目的とする。
The present invention has been made in view of the above problems, and an object thereof is to provide an electromagnetic relay capable of preventing the movable block from rising and falling off during assembly and adjustment.

(課題を解決するための手段) 本考案は、前記目的を達成するため、ベースに設けた電
磁石部の励磁,消磁に基づいて往復移動する可動ブロッ
クで接点機構部を駆動し、接点を開閉する電磁継電器に
おいて、前記ベースの上面に前記可動ブロックの往復移
動方向に平行な側壁を突設し、この側壁に設けた横長の
ガイド孔に、可動ブロックの側方に突出するガイド爪部
をスライド自在に係合した構成としてある。
(Means for Solving the Problems) In order to achieve the above-mentioned object, the present invention drives a contact mechanism unit by a movable block that reciprocates based on excitation and demagnetization of an electromagnet unit provided in a base to open and close the contact. In the electromagnetic relay, a side wall parallel to the reciprocating direction of the movable block is projectingly provided on the upper surface of the base, and a laterally long guide hole provided in the side wall is slidable with a guide claw portion projecting laterally of the movable block. Is engaged with.

(作用と考案の効果) したがって、本考案によれば、ベースに設けたガイド孔
に可動ブロックのガイド爪部がスライド自在に係合して
いるので、可動ブロックはそのガイド爪部を前記ガイド
孔に係合しながら往復移動することになる。
Therefore, according to the present invention, since the guide claw portion of the movable block is slidably engaged with the guide hole provided in the base, the movable block has the guide claw portion with the guide hole. It will reciprocate while engaging with.

このため、組立調整作業中に可動ブロックがベースから
浮き上がることがなく、抜け落ちることがないという効
果がある。
Therefore, there is an effect that the movable block does not float up from the base during the assembly adjustment work and does not fall off.

(実施例) 本考案にかかる電磁継電器の一実施例を第1図ないし第
10図の添付図面に従って説明する。
(Embodiment) An embodiment of an electromagnetic relay according to the present invention is shown in FIGS.
It will be described with reference to the accompanying drawings of FIG.

本実施例にかかる電磁継電器は、大略、ベース10と、接
点機構部20,20と、電磁石部30と、可動台40と、ケース5
0とから構成されている。
The electromagnetic relay according to the present embodiment generally includes a base 10, contact mechanism parts 20, 20, an electromagnet part 30, a movable base 40, and a case 5.
It consists of 0 and.

ベース10は上面中央部に断面略L字形状のヨーク11をイ
ンサート成形してあるとともに(第8図)、平面略U字
形状の絶縁壁12を上方に突設している(第1図)。この
絶縁壁12は正面部13に横長のガイド孔14を設けてあると
ともに(第3図)、側面部15,15間に仕切壁16を一体に
設けてある。この仕切壁16は、その中央上端部を切り欠
くことにより、位置決め突部17を形成している(第8
図)。さらに、絶縁壁12は正面部13と仕切壁16との間に
位置する側面部15,15の上端部を一部切り欠くことによ
り、ガイド凹部18を設けてある。
The base 10 is insert-molded with a yoke 11 having a substantially L-shaped cross section in the center of the upper surface (Fig. 8), and an insulating wall 12 having a substantially U-shaped plane is provided so as to project upward (Fig. 1). . The insulating wall 12 is provided with a horizontally elongated guide hole 14 in the front surface portion 13 (FIG. 3), and a partition wall 16 is integrally provided between the side surface portions 15 and 15. This partition wall 16 forms a positioning protrusion 17 by cutting out the central upper end thereof (eighth embodiment).
Figure). Further, the insulating wall 12 is provided with a guide recess 18 by partially cutting out the upper end portions of the side surface portions 15, 15 located between the front surface portion 13 and the partition wall 16.

接点機構部20,20は前記ベース10の上面両側縁部に前記
絶縁壁12をはさむように設けられており、固定接点21を
有する共通端子22と、絶縁固定接点21を間にして対向す
る可動接点23,24をそれぞれ有する可動接触片25,26とか
らなるもので、前記可動接触片25,26の基部はベース10
に圧入した固定端子27,28にそれぞれ固着している。そ
して、前記可動接点23,24は前記固定接点21に常時閉成
するように付勢されている。
The contact mechanism parts 20, 20 are provided on both side edges of the upper surface of the base 10 so as to sandwich the insulating wall 12, and a movable terminal facing the common terminal 22 having a fixed contact 21 and an insulating fixed contact 21. The movable contact pieces 25 and 26 have contacts 23 and 24, respectively, and the bases of the movable contact pieces 25 and 26 are the base 10.
They are fixed to the fixed terminals 27 and 28, which are press-fitted in the. The movable contacts 23, 24 are urged so as to be normally closed by the fixed contact 21.

電磁石部30は、第6図および第7図に示すように、両端
部に鍔部31,32を有するスプール33の胴部にコイル34を
巻回するとともに、側面略L字形状を有する鉄芯35を挿
通し、その段部35aを鍔部32の外側面に当接させて位置
決めすることにより、突出する磁極部35bと鍔部32との
間に係合スリット32aを形成したものである。そして、
前記鍔部31から延在する台座部36,36にはコイル端子37,
37をそれぞれ圧入,固定してあるとともに、前記コイル
端子37,37には前記コイル34のひき出し線をからげてハ
ンダ付けしてある。さらに、前記鉄芯35の磁極部35bに
は遮磁板38,38を貼着一体化してあるとともに、突出す
る他端部の両側面には位置決め凹部35c,35cを設けてあ
る。
As shown in FIGS. 6 and 7, the electromagnet section 30 has a coil 34 wound around the body of a spool 33 having flanges 31 and 32 at both ends, and an iron core having a substantially L-shaped side surface. The engaging slit 32a is formed between the projecting magnetic pole portion 35b and the flange portion 32 by inserting 35 and positioning the step portion 35a in contact with the outer surface of the flange portion 32. And
The pedestal portions 36, 36 extending from the collar portion 31 have coil terminals 37,
37 are press-fitted and fixed, respectively, and the coil terminals 37, 37 are soldered by pulling out the lead wire of the coil 34. Further, magnetic shields 38, 38 are attached integrally to the magnetic pole portion 35b of the iron core 35, and positioning recesses 35c, 35c are provided on both side surfaces of the protruding other end.

そして、ベース10の上方で電磁石部30を位置決めし、そ
の係合スリット32aをベース10の位置決め突部17に嵌合
するとともに、鉄芯35の突出する他端部を前記ヨーク11
の後方曲げ起し片11aに設けたスリット溝11bに係合し、
カシメて固定すると、磁極部35bの下端面がヨーク11の
水平端部上面に当接する(第8図)。
Then, the electromagnet portion 30 is positioned above the base 10, the engaging slit 32a is fitted into the positioning protrusion 17 of the base 10, and the other end of the iron core 35 protruding from the yoke 11
Engages the slit groove 11b provided on the rear bending and raising piece 11a of
When crimped and fixed, the lower end surface of the magnetic pole portion 35b contacts the upper surface of the horizontal end portion of the yoke 11 (FIG. 8).

本実施例によれば、電磁石部30を上方から組込むことが
できるので、自動組み立てが可能となる。また、鉄芯35
の他端部に位置決め凹部35c,35cを設けてあるので、位
置決めが容易になり、生産性が向上するとともに、カシ
メる際に鉄芯35がずれないのので、組立精度が高いとい
う利点がある。
According to the present embodiment, since the electromagnet part 30 can be assembled from above, automatic assembly is possible. Also, iron core 35
Since the positioning recesses 35c, 35c are provided at the other end of the, the positioning is facilitated, the productivity is improved, and the iron core 35 does not shift when crimping, which is advantageous in that the assembly accuracy is high. .

可動ブロック40は、第4図および第5図に示すように、
可動台41の枠部に一対の可動鉄片42,43に挾持された永
久磁石44を嵌合し、接着剤で固着したものである。そし
て、前記可動台41は、その正面にガイド爪部46を側方に
突設しているとともに、その両側部から正面略L字形状
の腕部45,45を側方に延在している。さらに、前記腕部4
5,45の上面にはスライド突起47,47が突設している。
The movable block 40, as shown in FIG. 4 and FIG.
A permanent magnet 44 held between a pair of movable iron pieces 42, 43 is fitted to the frame portion of the movable table 41, and fixed by an adhesive. The movable base 41 has a guide claw portion 46 projecting laterally from the front surface thereof, and laterally extending substantially L-shaped front arm portions 45, 45 from both side portions thereof. . Furthermore, the arm 4
Slide projections 47, 47 are provided on the upper surfaces of the 5,45.

そして、可動ブロック40の可動鉄片42,43の間に鉄心35
の磁極部35bを嵌合するように組み付け、腕部45,45の下
端部を可動接触片25,26の間にそれぞれ挿入するととも
に、ガイド爪部46を絶縁壁12のガイド孔14にスライド自
在に嵌合すると、腕部45,45が絶縁壁12のガイド凹部18,
18にスライド自在に係合し、可動ブロック40が可動接触
片25,26の板厚方向(第1図中、矢印m,n方向)に往復移
動可能に支持されるとともに、可動鉄片43がヨーク11の
前方曲げ起し片11cに接離可能に対向する。
The iron core 35 is placed between the movable iron pieces 42 and 43 of the movable block 40.
Assemble so that the magnetic pole portion 35b of the above is fitted, the lower end portions of the arm portions 45, 45 are respectively inserted between the movable contact pieces 25, 26, and the guide claw portion 46 is slidable in the guide hole 14 of the insulating wall 12. , The arms 45, 45 are engaged with the guide recesses 18,
The movable block 40 is slidably engaged with the movable contact piece 25, and is supported by the movable contact pieces 25, 26 so as to be capable of reciprocating in the plate thickness direction (directions of arrows m and n in FIG. 1). The front bending and raising piece 11c is opposed to the front and rear so as to be separable.

そして、ベース10にケース50を嵌合し、ベース10の裏面
にシール剤51を注入,固化することにより密封する。こ
れにより、可動ブロック40のスライド突起47,47がケー
ス50の天井面に当接するので、可動ブロック40の浮き上
りがより一層規制される。
Then, the case 50 is fitted to the base 10, and the sealant 51 is injected and solidified on the back surface of the base 10 to seal the base 10. As a result, the slide protrusions 47, 47 of the movable block 40 come into contact with the ceiling surface of the case 50, so that the floating of the movable block 40 is further restricted.

今、無励磁の場合、ヨーク11に設けた前方切り起し片11
cによって磁気バランスがくずれているので、永久磁石4
4の磁力により、可動鉄片42,43が鉄芯35の磁極部35bお
よびヨーク11の前方切り起こし片11cにそれぞれ吸着
し、磁気回路が閉成されている。このため、可動ブロッ
ク40が第1図中、矢印n方向に移動しているので、可動
接触片26,26に設けた可動接点24,24が固定接点21,21か
らそれぞれ開離しているとともに、可動接触片25,25に
設けた可動接点23,23が固定接点21,21にそれぞれ接触し
ている。
Now, in the case of no excitation, the front cut-and-raised piece 11 provided on the yoke 11 is
Since the magnetic balance is lost due to c, the permanent magnet 4
By the magnetic force of 4, the movable iron pieces 42, 43 are attracted to the magnetic pole portion 35b of the iron core 35 and the front cut-and-raised piece 11c of the yoke 11, respectively, and the magnetic circuit is closed. Therefore, since the movable block 40 is moving in the direction of arrow n in FIG. 1, the movable contacts 24, 24 provided on the movable contact pieces 26, 26 are separated from the fixed contacts 21, 21, respectively, and The movable contacts 23, 23 provided on the movable contact pieces 25, 25 are in contact with the fixed contacts 21, 21, respectively.

そして、絶縁永久磁石44の磁束を打ち消すようにコイル
34を励磁すると、可動鉄片42,43が鉄心35の磁極部35bお
よび前方切り起し片11cにそれぞれ反発し、可動鉄片43
が磁極部35bに吸引されるので、可動ブロック40が第1
図中、矢印m方向に移動する。このため、腕部45,45が
可動接触片26,26からそれぞれ離れるとともに、可動接
触片25,25を押圧するので、可動接点24,24が固定接点2
1,21にそれぞれ接触し、可動接点23,23が固定接点21,21
から開離する。
Then, the coil is set so as to cancel the magnetic flux of the insulating permanent magnet 44.
When 34 is excited, the movable iron pieces 42 and 43 repel the magnetic pole portion 35b of the iron core 35 and the front cut-and-raised piece 11c, respectively.
Is attracted to the magnetic pole portion 35b, so that the movable block 40
In the figure, it moves in the direction of arrow m. Therefore, the arm portions 45, 45 separate from the movable contact pieces 26, 26 and press the movable contact pieces 25, 25, so that the movable contacts 24, 24 are fixed contacts 2
The movable contacts 23 and 23 contact the fixed contacts 21 and 21, respectively.
Separate from.

ついで、コイル34の励磁を断つと、可動接触片25,25の
ばね力によって可動ブロック40が矢印n方向に押し戻さ
れるとともに、磁気バランスがくずれているので、可動
鉄片42,43が磁極部35bおよび前方切り起し片11cにそれ
ぞれ吸引され、可動ブロック40が矢印n方向に移動し、
元の状態に復帰する。これに伴って可動接点23,24が切
り替わる。
Then, when the excitation of the coil 34 is cut off, the movable block 40 is pushed back in the direction of the arrow n by the spring force of the movable contact pieces 25, 25, and the magnetic balance is disrupted. The movable block 40 is moved in the direction of arrow n by being sucked by the front cut-and-raised pieces 11c, respectively,
Return to the original state. Along with this, the movable contacts 23, 24 are switched.

本実施例によれば、可動ブロック40が往復移動する際
に、可動ブロック40のガイド爪部46がベース10のガイド
孔14内を水平方向にスライドするとともに、腕部45,45
の上面に設けた突起47,47がケース50の天井面に当接す
るので、可動ブロック40が3点支持された状態で往復移
動する。このため、可動ブロック40は水平状態で往復移
動して接点を開閉するので、開閉特性がよいという利点
がある。
According to this embodiment, when the movable block 40 reciprocates, the guide claw portion 46 of the movable block 40 slides horizontally in the guide hole 14 of the base 10 and the arm portions 45, 45.
Since the protrusions 47, 47 provided on the upper surface of the movable block 40 come into contact with the ceiling surface of the case 50, the movable block 40 reciprocates while being supported at three points. Therefore, the movable block 40 reciprocates in the horizontal state to open and close the contacts, which is advantageous in that the opening and closing characteristics are good.

なお、ガイド孔はスプールの鍔部に設けてもよく、これ
によれば、ベースの成形が容易になるという利点があ
る。
The guide hole may be provided in the collar portion of the spool, which has the advantage of facilitating the molding of the base.

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

第1図ないし第10図は本考案にかかる電磁継電器の一実
施例を示し、第1図は平面断面図、第2図は側面断面
図、第3図は正面断面図、第4図および第5図は可動ブ
ロックの正面図および左側面図、第6図はスプールと鉄
芯との組み付け方法を示す説明図、第7図は電磁石部の
側面図、第8図はベースと電磁石部との組み付け状態を
示す要部断面図、第9図はヨークと鉄芯との組み付方法
を示す説明図、第10図は概略部分斜視図、第11図は従来
例にかかる電磁継電器の概略部分斜視図である。 10……ベース、13……正面部(側壁)、14……ガイド
孔、20……接点機構部、30……電磁石部、40……可動ブ
ロック、46……ガイド爪部。
1 to 10 show an embodiment of an electromagnetic relay according to the present invention. FIG. 1 is a plan sectional view, FIG. 2 is a side sectional view, FIG. 3 is a front sectional view, FIG. FIG. 5 is a front view and a left side view of the movable block, FIG. 6 is an explanatory view showing a method of assembling the spool and the iron core, FIG. 7 is a side view of the electromagnet portion, and FIG. 8 is a base and the electromagnet portion. FIG. 9 is a schematic partial perspective view showing a method of assembling a yoke and an iron core, FIG. 10 is a schematic partial perspective view, and FIG. 11 is a schematic partial perspective view of an electromagnetic relay according to a conventional example. It is a figure. 10 …… base, 13 …… front part (side wall), 14 …… guide hole, 20 …… contact mechanism part, 30 …… electromagnet part, 40 …… movable block, 46 …… guide claw part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項1】ベースに設けた電磁石部の励磁,消磁に基
づいて往復移動する可動ブロックで接点機構部を駆動
し、接点を開閉する電磁継電器において、 前記ベースの上面に前記可動ブロックの往復移動方向に
平行な側壁を突設し、この側壁に設けた横長のガイド孔
に、可動ブロックの側方に突出するガイド爪部をスライ
ド自在に係合したことを特徴とする電磁継電器。
1. An electromagnetic relay which opens and closes contacts by driving a contact mechanism section by a movable block that reciprocates based on excitation and demagnetization of an electromagnet section provided on a base, wherein the movable block reciprocates on an upper surface of the base. An electromagnetic relay characterized in that a side wall parallel to the direction is provided in a protruding manner, and a laterally long guide hole provided in the side wall is slidably engaged with a guide claw portion protruding laterally of the movable block.
JP16368588U 1988-12-16 1988-12-16 Electromagnetic relay Expired - Fee Related JPH0633638Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16368588U JPH0633638Y2 (en) 1988-12-16 1988-12-16 Electromagnetic relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16368588U JPH0633638Y2 (en) 1988-12-16 1988-12-16 Electromagnetic relay

Publications (2)

Publication Number Publication Date
JPH0284243U JPH0284243U (en) 1990-06-29
JPH0633638Y2 true JPH0633638Y2 (en) 1994-08-31

Family

ID=31448627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16368588U Expired - Fee Related JPH0633638Y2 (en) 1988-12-16 1988-12-16 Electromagnetic relay

Country Status (1)

Country Link
JP (1) JPH0633638Y2 (en)

Also Published As

Publication number Publication date
JPH0284243U (en) 1990-06-29

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