JPH0441450B2 - - Google Patents
Info
- Publication number
- JPH0441450B2 JPH0441450B2 JP19982584A JP19982584A JPH0441450B2 JP H0441450 B2 JPH0441450 B2 JP H0441450B2 JP 19982584 A JP19982584 A JP 19982584A JP 19982584 A JP19982584 A JP 19982584A JP H0441450 B2 JPH0441450 B2 JP H0441450B2
- Authority
- JP
- Japan
- Prior art keywords
- movable frame
- bearing groove
- movable
- coil
- connecting pin
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000002788 crimping Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/643—Driving arrangements between movable part of magnetic circuit and contact intermediate part performing a rotating or pivoting movement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/02—Non-polarised relays
- H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
- H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
- H01H50/20—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil
- H01H50/22—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil wherein the magnetic circuit is substantially closed
- H01H2050/225—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil wherein the magnetic circuit is substantially closed with yoke and armature formed by identical stacked laminates, e.g. punched in one and the same tool
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/546—Contact arrangements for contactors having bridging contacts
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Description
【発明の詳細な説明】 〔技術分野〕 この発明は、電磁開閉器に関するものである。[Detailed description of the invention] 〔Technical field〕 The present invention relates to an electromagnetic switch.
電磁石のプランジヤと可動枠とを連動させる連
動レバー１００の従来の支点部１０１は、第８図
のようにＵ時型溝１０２に支点用ピン１０３を挿
入したり、第９図のようにさらにばね１０４でピ
ン１０３を押さえたものであつた。
The conventional fulcrum part 101 of the interlocking lever 100 that interlocks the electromagnetic plunger and the movable frame is made by inserting a fulcrum pin 103 into a U-shaped groove 102 as shown in FIG. 8, or by inserting a spring as shown in FIG. The pin 103 was held down by the pin 104.
しかし前者ではピン１０３の支持が不安定であ
り、また後者は部品数が増え構造が複雑になると
いう欠点があつた。また可動枠の摺動面が摩耗し
やすいという問題もあつた。 However, in the former case, the support of the pin 103 is unstable, and in the latter case, the number of parts increases and the structure becomes complicated. Another problem was that the sliding surface of the movable frame was prone to wear.
この発明の目的は、構造が簡単で連動レバーの
軸部の支持が確実であり、しかも可動枠の磨耗防
止になる電磁開閉器を提供することである。
SUMMARY OF THE INVENTION An object of the present invention is to provide an electromagnetic switch which has a simple structure, ensures reliable support of the shaft portion of the interlocking lever, and prevents wear of the movable frame.
この発明の電磁開閉器は、軸受溝を形成したケ
ースと、このケースに収納されるとともにプラン
ジヤを有する電磁石と、前記ケース内で前記電磁
石の前記軸受溝側に並設されて前記プランジヤと
平行に移動する接点付可動枠と、周面が前記軸受
溝に回動自在に嵌合するとともに前記可動枠の前
記軸受溝の対向面に摺動自在に支持された連結ピ
ンを端部に有して前記可動枠と前記プランジヤと
を連動させる連動レバーとを備えたものである。
The electromagnetic switch of the present invention includes a case in which a bearing groove is formed, an electromagnet housed in the case and having a plunger, and an electromagnet arranged in parallel on the bearing groove side of the electromagnet in the case and parallel to the plunger. A movable frame with a movable contact point, and a connecting pin at an end, the peripheral surface of which is rotatably fitted into the bearing groove and slidably supported by a surface of the movable frame opposite to the bearing groove. The movable frame is provided with an interlocking lever that interlocks the movable frame and the plunger.
この発明の構成によれば、電磁石の励磁により
プランジヤが動作し、連動レバーが連結ピンを中
心に回動して可動枠を移動させ、可動枠の接点を
開閉する。この場合、連動レバーの連結ピンの周
面が軸受溝に嵌合するとともに可動枠の軸受溝の
対向面に摺動自在に支持されているため連動レバ
ーが確実に軸受溝に保持され、しかも部品点数を
増大せず構造が簡単である。また可動枠の動作方
向に連結ピンが回転するため、連結ピンと可動枠
との摩耗が低減される。 According to the configuration of the present invention, the plunger is operated by the excitation of the electromagnet, and the interlocking lever rotates around the connecting pin to move the movable frame and open and close the contacts of the movable frame. In this case, the circumferential surface of the connecting pin of the interlocking lever fits into the bearing groove and is slidably supported by the surface facing the bearing groove of the movable frame, so the interlocking lever is securely held in the bearing groove, and the parts The structure is simple without increasing the number of points. Furthermore, since the connecting pin rotates in the direction of movement of the movable frame, wear between the connecting pin and the movable frame is reduced.
実施例
この発明の一実施例を第１図ないし第７図に基
づいて説明する。図において、１はボデイ、２は
上カバー、３は端子カバーであり、ボデイ１は外
側部の底部側にレール取付部４および床面取付孔
５を有し、内部にコイル枠６が収納される。コイ
ル枠６はコイル７を巻装するとともにコイル枠６
の空洞部の一端にＥ形固定鉄心８の中脚９が嵌合
し、固定鉄心８の外周面はボデイ１の内側面に圧
接される。固定鉄心８は積層板を積層しかしめピ
ン１０により一体にかしめられたもので、中脚９
の付根部の外側面側に係合凹部１１を形成し、ま
た外脚１２の端部１２ａの端面１３にくま取りコ
イル溝１４を形成し、くま取りコイル溝１４と外
脚１２の端部１２ａの側面とにくま取りコイル１
５を嵌着し、このくま取りコイル１５の外脚１２
から突出した部分は他の部分よりも広幅の突出部
１６としている。前記係合凹部１１に対応してボ
デイ１に突起１７が形成され（第１図）、くま取
りコイル１５の突出部１６に対応して凹部１８が
形成され、コイル枠６の収納と同時に固定鉄心８
がボデイ１に圧入されるとともに係合凹部１１が
突起１７に係合し、突出部１６が凹部１８に係合
する。一方、コイル枠６の空洞部の他端にはＥ形
の可動鉄心１９の中脚２０がコイル枠６内に、ま
た外脚２１が外側に位置して摺動自在に配置され
る。この可動鉄心１９の中脚２０の延長線上で反
対向きに連動部２２が一体形成され、連動部２２
に孔２３が形成されている。Embodiment An embodiment of the present invention will be described based on FIGS. 1 to 7. In the figure, 1 is a body, 2 is an upper cover, and 3 is a terminal cover.The body 1 has a rail attachment part 4 and a floor attachment hole 5 on the bottom side of the outer part, and a coil frame 6 is housed inside. Ru. The coil frame 6 has a coil 7 wound thereon and the coil frame 6
The middle leg 9 of the E-shaped fixed core 8 is fitted into one end of the cavity, and the outer peripheral surface of the fixed core 8 is pressed against the inner surface of the body 1. The fixed iron core 8 is made of laminated plates that are caulked together with a crimping pin 10.
An engagement recess 11 is formed on the outer surface side of the base of the outer leg 12, and a shaded coil groove 14 is formed in the end face 13 of the end 12a of the outer leg 12, and the shaded coil groove 14 and the edge 12a of the outer leg 12 are connected to each other. side and darkening coil 1
5, and the outer leg 12 of this darkening coil 15.
The portion that protrudes from is a protruding portion 16 that is wider than the other portions. A protrusion 17 is formed on the body 1 corresponding to the engagement recess 11 (FIG. 1), and a recess 18 is formed corresponding to the protrusion 16 of the shaded coil 15. 8
is press-fitted into the body 1, the engagement recess 11 engages with the protrusion 17, and the protrusion 16 engages with the recess 18. On the other hand, at the other end of the hollow portion of the coil frame 6, a middle leg 20 of an E-shaped movable core 19 is slidably disposed within the coil frame 6, and an outer leg 21 is positioned outside. An interlocking section 22 is integrally formed in the opposite direction on the extension line of the middle leg 20 of this movable iron core 19, and the interlocking section 22
A hole 23 is formed in the hole 23 .
ボデイ１の上部に絶縁板２４を介して上カバー
２が配置され、取付突起２５をボデイ１の係止孔
２６に嵌着して取付けられる。上カバー２内に可
動枠２７が可動鉄心１９と平行にスライド自在に
配設される。可動枠２７は接圧ばね２８に支持さ
れた可動接点板２９を有し、可動枠２７の復帰ば
ね受部３０と上カバー２の内側面との間に復帰ば
ね３１が介在され、可動枠２７を可動鉄心１９が
コイル枠６から突出する方向と平行な方向に付勢
している。上カバー２は固定接点板３２と一体に
なつた端子板３３を外部に露出し、固定接点板３
２の固定接点３４を可動接点板２９の可動接点３
５に対向している。各端子板３３には端子ねじ３
６が設けられ、また端子板３３と並んでコイル端
子３７が配設され、コイル枠６に立設された導電
ばね３８が第３図のようにこれに圧接する。また
可動枠２７の復帰ばね受部３０の反対側の端部に
前記孔２３に対向する貫通孔３９を有し、貫通孔
３９の中心部は幅狭部４０を形成している。さら
に上カバー２の内天部に貫通孔３９に対向して連
動レバー４３の上端の軸部４４の回動中心に設け
た連結ピン４２の周面を軸受溝４１に回転自在に
嵌合するとともに可動枠２７の軸受溝４１の対向
面２７ａで摺動自在に支持し、連動レバー４３の
中間部に突起４５を設け、突起４５が貫通孔３９
の幅狭部４０に支持され、下端の突起部４６と可
動鉄心１９の孔２３に嵌合している。なお、５３
は軸部４４を逃げる溝である。上カバー２の上面
に端子カバー３がフツク４７を上カバー２の孔４
８に係止することにより取付けられ、端子ねじ３
６に対応して端子用孔４９を形成するとともに、
可動枠２７のばね受部３０に形成した表示突起５
０を露出する孔５１を形成している。 The upper cover 2 is placed above the body 1 with an insulating plate 24 interposed therebetween, and is attached by fitting the attachment projections 25 into the locking holes 26 of the body 1. A movable frame 27 is disposed within the upper cover 2 so as to be freely slidable in parallel with the movable iron core 19. The movable frame 27 has a movable contact plate 29 supported by a contact pressure spring 28, and a return spring 31 is interposed between the return spring receiving portion 30 of the movable frame 27 and the inner surface of the upper cover 2. is urged in a direction parallel to the direction in which the movable iron core 19 protrudes from the coil frame 6. The upper cover 2 exposes the terminal plate 33 integrated with the fixed contact plate 32 to the outside, and the fixed contact plate 3
The fixed contact 34 of 2 is connected to the movable contact 3 of the movable contact plate 29.
It is facing 5. Each terminal board 33 has a terminal screw 3
A coil terminal 37 is arranged in line with the terminal plate 33, and a conductive spring 38 erected on the coil frame 6 is pressed against it as shown in FIG. Further, the movable frame 27 has a through hole 39 opposite to the hole 23 at the end opposite to the return spring receiving portion 30, and the center portion of the through hole 39 forms a narrow portion 40. Furthermore, the circumferential surface of a connecting pin 42 provided at the center of rotation of the shaft portion 44 at the upper end of the interlocking lever 43, facing the through hole 39 in the inner ceiling of the upper cover 2, is rotatably fitted into the bearing groove 41. The movable frame 27 is slidably supported by the facing surface 27a of the bearing groove 41, and a protrusion 45 is provided at the intermediate part of the interlocking lever 43, and the protrusion 45 is connected to the through hole 39.
It is supported by the narrow portion 40 of the movable iron core 19, and is fitted into the protrusion 46 at the lower end and the hole 23 of the movable iron core 19. Furthermore, 53
is a groove that escapes the shaft portion 44. The terminal cover 3 attaches the hook 47 to the hole 4 of the upper cover 2 on the upper surface of the upper cover 2.
8, and the terminal screw 3
A terminal hole 49 is formed corresponding to 6, and
Display protrusion 5 formed on the spring receiver 30 of the movable frame 27
A hole 51 exposing 0 is formed.
コイル端子３７間に電圧を印加するとコイル７
に通電され可動鉄心１９が励磁されて固定鉄心８
に吸引される。このため連動レバー４３が連結ピ
ン４２を中心に回動し可動枠２７が復帰ばね３１
を圧縮する方向に押し、可動接点３５が固定接点
３４に接圧ばね２８によつて圧接する。コイル７
への通電を断つと、復帰ばね３１により可動枠２
７が押し戻され、連動レバー４３が連結ピン４２
を中心に反対向きに回動し、そのため可動鉄心１
９が復帰する。 When voltage is applied between coil terminals 37, coil 7
is energized, the movable core 19 is excited, and the fixed core 8
is attracted to. Therefore, the interlocking lever 43 rotates around the connecting pin 42, and the movable frame 27
is pressed in the compressing direction, and the movable contact 35 is pressed against the fixed contact 34 by the contact pressure spring 28. coil 7
When the power to the movable frame 2 is cut off, the return spring 31
7 is pushed back, and the interlocking lever 43 connects with the connecting pin 42.
The movable iron core 1 rotates in the opposite direction around .
9 returns.
このように構成したため、連動レバー４３の連
結ピン４２はその周面が軸受溝４１に嵌合すると
ともに、可動枠２７の対向面２７ａに支持される
ので、連動レバー４３が軸受溝４１に確実に保持
され、従来の押さえばね１０４が不要となるとと
もに、可動枠２７は連結ピン４２にガイドされ、
しかも可動枠２７の移動方向と連結ピン４２の回
動方向が同方向のため可動枠２７の摩耗が低減さ
れる。 With this configuration, the peripheral surface of the connecting pin 42 of the interlocking lever 43 fits into the bearing groove 41 and is supported by the facing surface 27a of the movable frame 27, so that the interlocking lever 43 is securely fitted into the bearing groove 41. This eliminates the need for the conventional presser spring 104, and the movable frame 27 is guided by the connecting pin 42.
Moreover, since the moving direction of the movable frame 27 and the rotating direction of the connecting pin 42 are the same direction, wear of the movable frame 27 is reduced.
この発明によれば、軸受溝を形成したケース
と、このケースに収納されるとともにプランジヤ
を有する電磁石と、前記ケース内で前記電磁石の
前記軸受溝側に並設されて前記プランジヤと平行
に移動する接点付可動枠と、周面が前記軸受溝に
回動自在に嵌合するとともに前記可動枠の前記軸
受溝の対向面に摺動自在に支持された連結ピンを
端部に有して前記可動枠と前記プランジヤとを連
動させる連動レバーとを備えたため、連動レバー
の連結ピンの周面が軸受溝に嵌合するとともに可
動枠の軸受溝の対向面が摺動自在に支持されてい
るため連動レバーが確実に軸受溝に保持され、し
かも部品点数を増大せず構造が簡単である。また
可動枠の動作方向に連結ピンが回転するため、連
結ピンと可動枠との摩耗が低減されるという効果
がある。
According to the present invention, a case having a bearing groove formed therein, an electromagnet housed in the case and having a plunger, and an electromagnet arranged in parallel on the bearing groove side of the electromagnet within the case and moving in parallel with the plunger. The movable frame includes a movable frame with a contact, and a connecting pin whose peripheral surface rotatably fits into the bearing groove and is slidably supported on a surface of the movable frame opposite to the bearing groove. Since the interlocking lever that interlocks the frame and the plunger is provided, the circumferential surface of the connecting pin of the interlocking lever fits into the bearing groove, and the surface facing the bearing groove of the movable frame is slidably supported, so that the interlocking occurs. The lever is securely held in the bearing groove, and the structure is simple without increasing the number of parts. Furthermore, since the connecting pin rotates in the direction of movement of the movable frame, there is an effect that wear between the connecting pin and the movable frame is reduced.
第１図はこの発明の一実施例の断面図、第２図
は外観斜視図、第３図は縦断面図、第４図は水平
断面図、第５図は分解斜視図、第６図は連動レバ
ーの軸部の拡大断面図、第７図はその−断面
図、第８図および第９図は従来例の軸部の側面図
である。
１……ケースを構成するボデイ、２……ケース
を構成する上カバー、７……電磁石を構成するコ
イル、２０……プランジヤである可動鉄心、２７
……可動枠、２７ａ……対向面、４１……軸受
溝、４２……連結ピン、４３……連動レバー。
Fig. 1 is a sectional view of an embodiment of the present invention, Fig. 2 is an external perspective view, Fig. 3 is a longitudinal sectional view, Fig. 4 is a horizontal sectional view, Fig. 5 is an exploded perspective view, and Fig. 6 is an exploded perspective view. FIG. 7 is an enlarged cross-sectional view of the shaft portion of the interlocking lever, FIG. 7 is a cross-sectional view thereof, and FIGS. 8 and 9 are side views of the shaft portion of a conventional example. DESCRIPTION OF SYMBOLS 1...Body forming a case, 2...Upper cover forming a case, 7...Coil forming an electromagnet, 20...Movable iron core serving as a plunger, 27
...Movable frame, 27a...Opposing surface, 41...Bearing groove, 42...Connecting pin, 43...Interlocking lever.
Claims (1)
納されるとともにプランジヤを有する電磁石と、
前記ケース内で前記電磁石の前記軸受溝側に並設
されて前記プランジヤと平行に移動する接点付可
動枠と、周面が前記軸受溝に回動自在に嵌合する
とともに前記可動枠の前記軸受溝の対向面に摺動
自在に支持された連結ピンを端部に有して前記可
動枠と前記プランジヤとを連動させる連動レバー
とを備えた電磁開閉器。1. A case in which a bearing groove is formed, an electromagnet housed in the case and having a plunger,
a movable frame with a contact that is arranged in parallel on the bearing groove side of the electromagnet within the case and moves in parallel with the plunger; and a movable frame with a contact that is rotatably fitted in the bearing groove and the bearing of the movable frame. An electromagnetic switch comprising an interlocking lever having a connecting pin slidably supported on an opposing surface of a groove at an end thereof and interlocking the movable frame and the plunger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19982584A JPS6178030A (en) | 1984-09-25 | 1984-09-25 | Solenoid switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19982584A JPS6178030A (en) | 1984-09-25 | 1984-09-25 | Solenoid switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6178030A JPS6178030A (en) | 1986-04-21 |
| JPH0441450B2 true JPH0441450B2 (en) | 1992-07-08 |
Family
ID=16414267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19982584A Granted JPS6178030A (en) | 1984-09-25 | 1984-09-25 | Solenoid switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6178030A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6448339A (en) * | 1987-08-19 | 1989-02-22 | Fuji Electric Co Ltd | Electromagnetic contact device |
| JP2532918Y2 (en) * | 1995-02-28 | 1997-04-16 | 富士電機株式会社 | Electromagnetic contactor |
-
1984
- 1984-09-25 JP JP19982584A patent/JPS6178030A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6178030A (en) | 1986-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |