JPH0855538A - Detecting switch - Google Patents
Detecting switchInfo
- Publication number
- JPH0855538A JPH0855538A JP21934794A JP21934794A JPH0855538A JP H0855538 A JPH0855538 A JP H0855538A JP 21934794 A JP21934794 A JP 21934794A JP 21934794 A JP21934794 A JP 21934794A JP H0855538 A JPH0855538 A JP H0855538A
- Authority
- JP
- Japan
- Prior art keywords
- terminal member
- contact
- movable
- fixed terminal
- 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.)
- Pending
Links
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、各種物品等の有無、形
状等を判別したり、位置等を検出したり、更には各種機
構部の動作状態等を判別したり、検出したりする為の検
出スイッチに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is for discriminating presence / absence, shape, etc. of various articles, detecting positions, etc., and further for discriminating and detecting operating states of various mechanism parts. Of the detection switch.
【０００２】[0002]
【従来の技術】従来例としての、上記用途の検出スイッ
チは、図６に示すように、ケース１０の両側内壁面１１
ａ、１１ｂに表面が露呈するように取付けられた一方が
短かく、他方が長く設定された一対の固定端子部材１２
ａ、１２ｂと、上記ケースに上下動可に取付けられた操
作子１３のケース内における部分に、該ケースの上記固
定端子部材を配した両側壁面に常時弾接するように取付
けられた可動端子部材１４と、上記ケース１０の内低面
と上記操作子の下面との間に弾持された操作子を復帰す
る為のばね部材１５と、よりなり、非検出時には上記可
動端子部材１４の一方の接触部１４ａは上記短かい方の
固定端子部材１２ａが配された内壁面に弾接されていて
非接触状態にあり、且つ、他方の接触部１４ｂは上記長
い固定端子部材１２ｂに対して常時接触状態にあった。2. Description of the Related Art As a conventional example, a detection switch for the above-mentioned use is shown in FIG.
a pair of fixed terminal members 12 mounted on the a and 11b so that the surfaces are exposed, one of which is short and the other is long
a and 12b, and a movable terminal member 14 attached to the inside of the case of the operation element 13 attached to the case so as to be vertically movable so as to always be in elastic contact with both side wall surfaces of the case on which the fixed terminal members are arranged. And a spring member 15 for returning the manipulator held between the inner lower surface of the case 10 and the lower surface of the manipulator, and one contact of the movable terminal member 14 when not detected. The portion 14a is in a non-contact state by being elastically contacted with the inner wall surface on which the shorter fixed terminal member 12a is arranged, and the other contact portion 14b is always in contact with the long fixed terminal member 12b. There was
【０００３】[0003]
【発明が解決しようとする課題】上記従来例によれば、
上記操作子を押圧操作する毎びに上記可動端子部材の一
方の接触部１４ｂは一方の固定端子部材１２ｂ面を摺接
すると共に、他方の接触部１４ａはケース内壁面を摺接
する過程を経て他方の固定端子部材１２ａ面を摺接する
こととなる。According to the above conventional example,
Each time the operator is pressed, one contact portion 14b of the movable terminal member slides on the surface of one fixed terminal member 12b, and the other contact portion 14a slides on the inner wall surface of the case, and then the other is fixed. The surface of the terminal member 12a will be in sliding contact.
【０００４】この結果、上記各摺接面に上記可動端子部
材の接触部による摺り傷がつき、遂には接触不良等を招
く恐れがあり、又、可動端子部材の円滑な動きが阻害さ
れる恐れがある等の不具合が発生し、この種検出スイッ
チとしての信頼性に欠けるものであった。As a result, the sliding contact surfaces may be scratched by the contact portion of the movable terminal member, which may eventually lead to contact failure and the smooth movement of the movable terminal member may be hindered. However, such a problem occurs, and the reliability of this type of detection switch is lacking.
【０００５】そこで、本発明は、可動端子部材の固定接
触部を一方の固定端子部材と常時定位置で接触している
と共に、可動接触部をケース内壁面を摺接することなく
他方の固定端子部材に直接離接する構成として、上記従
来例の欠点を一掃し、以って、信頼性の高い検出スイッ
チを提供するにある。Therefore, according to the present invention, the fixed contact portion of the movable terminal member is always in contact with one of the fixed terminal members at a fixed position, and the movable contact portion of the other fixed terminal member is not in sliding contact with the inner wall surface of the case. In order to provide a detection switch having high reliability, the above-mentioned conventional example is eliminated as a structure for directly connecting and disconnecting with.
【０００６】[0006]
【課題を解決するための手段】本発明は、縦断面視凹形
に形成されたケースの底壁内面及び対向する双方の側壁
内面に夫々配設された一対の固定端子部材と、コイルば
ねの一方端を接線方向に延出して、その先端部に上記一
方の固定端子部材の角部と常時弾接関係にある固定接触
片を折曲形成すると共に、他方端を上記一方端の延出方
向と逆方向の接線方向に延出して、その先端部に折曲形
成された折返部の先端部に上記他方の固定端子部材と常
時は離間状態にある可動接触部を折曲形成した可動端子
部材と、上記ケースの開口部を閉口するように配設され
た上記可動端子部材の操作子と、よりなり、上記操作子
の操作に伴なって上記可動端子部材の接触部を非接触状
態にある固定端子部材に直接に弾接するようにしたこと
を特徴とする検出スイッチを請求項１とするものであ
る。SUMMARY OF THE INVENTION According to the present invention, there are provided a pair of fixed terminal members respectively disposed on an inner surface of a bottom wall of a case formed in a concave shape in a vertical cross section and on inner surfaces of both side walls facing each other, and a coil spring. One end is extended in a tangential direction, and a fixed contact piece which is always in elastic contact with the corner of the one fixed terminal member is bent and formed at the tip end thereof, and the other end is extended in the extending direction of the one end. A movable terminal member that extends in a tangential direction opposite to that of the above, and has a bent contact portion that is normally spaced apart from the other fixed terminal member from the other end of the folded portion that is bent and formed at the tip end thereof. And an operator of the movable terminal member arranged so as to close the opening of the case, the contact portion of the movable terminal member being in a non-contact state in accordance with the operation of the operator. Detection characterized by direct elastic contact with a fixed terminal member It is an claim 1 switch.
【０００７】更に、上記可動端子部材の接触部は折返部
の先端部に略クランク状に折曲形成されていることを特
徴とする検出スイッチを請求項２とするものである。Further, the contact portion of the movable terminal member is bent in a substantially crank shape at the tip of the folded portion, and a detection switch is defined in claim 2.
【０００８】[0008]
【作用】本発明は、待機状態にある検出スイッチの操作
子が押圧されると、固定端子部材に対して、離間状態に
にある可動端子部材の可動接触部が該固定端子部材に若
干の摺接を伴ないながら直接弾接されて、一対の固定端
子部材同志が電気的に接続され、これによって検出状態
が得られる。According to the present invention, when the operator of the detection switch in the standby state is pressed, the movable contact portion of the movable terminal member in the separated state slightly slides on the fixed terminal member with respect to the fixed terminal member. The pair of fixed terminal members are electrically connected to each other by being directly elastically contacted with each other, whereby a detection state is obtained.
【０００９】上記操作子１３の押圧を解除すると、可動
端子部材の弾性力により、上記可動接触部が固定端子部
材より若干の摺接を伴ないながら、離間しつつ操作子を
元位置に復帰して、次回の検出動作に備える。When the pressing of the operating element 13 is released, the movable contact portion returns to its original position while being separated by the elastic force of the movable terminal member while the movable contact portion makes a slight sliding contact with the fixed terminal member. To prepare for the next detection operation.
【００１０】[0010]
【実施例】図１乃至図５は本発明の検出スイッチの構成
例を示す。図面において、１は縦断面視凹形に形成され
た合成樹脂製のケースであって、このケース１の内低壁
面及び対面する内側壁面には一対の固定端子部材２、３
が夫々表面を露呈するようにして取付けられている。
尚、上記一対の固定端子部材２、３の表面のケース内低
壁面における露呈は必ずしも必須ではない。1 to 5 show examples of the structure of a detection switch according to the present invention. In the drawings, reference numeral 1 denotes a synthetic resin case formed in a concave shape in a vertical cross-section, and a pair of fixed terminal members 2 and 3 are provided on an inner lower wall surface and a facing inner wall surface of the case 1.
Are mounted so that their surfaces are exposed.
The exposure of the surfaces of the pair of fixed terminal members 2 and 3 on the lower wall surface in the case is not always essential.
【００１１】４は自己復帰性の可動端子部材で、その一
端部に折曲形成した固定接触部４ａは上記一方の固定端
子部材２の例えば角部２ａに常時弾接係止されていて、
電気的には導通状態にあり、他端部に折曲形成された折
返部４ｂは上記他方の固定端子部材３より上方にあっ
て、常時はケース１の内壁面に例えば当接されており、
その折返部４ｂ先端部に折曲形成されたクランク状の可
動接触部４Ｃは同固定端子部材３に対し常時は電気的に
は非導通状態にあるように構成する。Reference numeral 4 denotes a self-returning movable terminal member, and a fixed contact portion 4a formed by bending at one end thereof is constantly elastically engaged with, for example, a corner 2a of the one fixed terminal member 2.
The folded-back portion 4b, which is electrically conductive and is bent and formed at the other end, is located above the other fixed terminal member 3 and is normally in contact with the inner wall surface of the case 1, for example.
The crank-shaped movable contact portion 4C bent at the tip of the folded-back portion 4b is always electrically non-conducting with the fixed terminal member 3.
【００１２】上記可動端子部材４は、本実施例ではコイ
ル状のばね部材を利用した。同コイルばね部４ｄの一端
側を、その接線方向へ直線状に延出して、その先端部を
Ｌ形に折曲して、上記一方の固定端子部材２の角部２ａ
と常時接触する固定接触部４ａとすると共に、同コイル
ばね部４ｄの他端側を、上記一端側の延出方向と逆方の
接線方向へ直線状に延出して、その先端部を折曲して折
返部４ｂとし、更に、モの先端部クランク状に折曲して
可動接触部４ｃとする。As the movable terminal member 4, a coil-shaped spring member is used in this embodiment. The one end side of the coil spring portion 4d is linearly extended in the tangential direction thereof, and the tip end portion thereof is bent into an L-shape to form the corner portion 2a of the one fixed terminal member 2.
And a fixed contact portion 4a that is always in contact with the coil spring portion 4d. The other end side of the coil spring portion 4d is linearly extended in a tangential direction opposite to the extension direction of the one end side and the tip portion is bent. Then, the folded-back portion 4b is formed, and further, the tip portion of the mo is bent into a crank shape to form the movable contact portion 4c.
【００１３】このように折曲形成された可動端子部材４
のコイルばね部４ｄは後述する操作子５の下面に常時結
合されている。The movable terminal member 4 thus bent and formed.
The coil spring portion 4d is always coupled to the lower surface of the operator 5 described later.
【００１４】上記操作子５は上記ケースの上端開口部１
ａを閉口するように該ケース１に回動可に取付けられて
いる。この回動機構は、上記操作子５の両側に側方へ突
成された半載型のボス５ａ、５ａを上記ケースの上記一
対の固定端子部材２、３を有する両側壁にあけた取付孔
１ｂ、１ｂに嵌入されている。The operator 5 is the upper opening 1 of the case.
It is rotatably attached to the case 1 so as to close a. This rotation mechanism has a mounting hole in which semi-mounted bosses 5a, 5a protruding laterally on both sides of the operator 5 are formed in both side walls of the case having the pair of fixed terminal members 2, 3. It is fitted in 1b and 1b.
【００１５】上記可動端子部材４は図示の形状に限定さ
れることなく、他の形状に形成して実施することができ
る。又、コイルばね部材以外に板状ばね材、その他のば
ね材で構成することができる。要は上記した機能を満足
するものであれば良い。The movable terminal member 4 is not limited to the illustrated shape and can be formed in other shapes. In addition to the coil spring member, a plate-shaped spring material or another spring material can be used. The point is that it can satisfy the above-mentioned functions.
【００１６】上記ケース、操作子の形状についても図示
のものに限定されることなく、任意に設計して実施する
ことができる。The shapes of the case and the operator are not limited to those shown in the figures, and they can be designed and implemented arbitrarily.
【００１７】上記構成からなる本発明の作用を説明す
る。先ず、検出待機状態にある操作子５が矢印方向へ押
圧移動されると、可動端子部材４はその固定接触部４ａ
を支点として下方へたわみながら矢印方向へ強制移動さ
れる。The operation of the present invention having the above structure will be described. First, when the manipulator 5 in the detection standby state is pushed and moved in the direction of the arrow, the movable terminal member 4 has its fixed contact portion 4a.
It is forcibly moved in the direction of the arrow while bending downward with the fulcrum as the fulcrum.
【００１８】このたわみ作用に伴なっての上記移動によ
り、同可動端子部材４の折返部４ｂがケース内壁面を摺
接しながら、若干下方へ移動される。この移動過程を得
ながら、可動接触部４ｃは上記他方の固定端子部材３に
直接弾接しつつ若干の摺接が行なわれ、この弾接によっ
て、両固定端子部材２、３間が導通し、この導通によ
り、被検出物の状態変化を検出することができる。By the above-mentioned movement accompanied by this bending action, the folded-back portion 4b of the movable terminal member 4 is moved slightly downward while slidingly contacting the inner wall surface of the case. While obtaining this movement process, the movable contact portion 4c makes a slight sliding contact while directly making elastic contact with the other fixed terminal member 3, and this elastic contact causes conduction between the two fixed terminal members 2 and 3. Due to the conduction, it is possible to detect the state change of the detected object.
【００１９】次に、上記操作子に対する押圧力が解除さ
れると、可動端子部材は自身の弾力により元の位置へ自
動復帰すると共に、操作子をも元の位置へ復帰して次回
の検出動作に備える。Next, when the pressing force on the operator is released, the movable terminal member automatically returns to its original position by its own elasticity, and the operator also returns to its original position to detect the next detection operation. Prepare for
【００２０】[0020]
【発明の効果】本発明は、上述した構成としたことによ
り、可動接触部の固定端子部材に対する接離を、略々的
には直接行なうことができ、従って、従来の欠点を一掃
し、検出スイッチとして高い信頼性が得られる。更に、
構成簡単にして安価に提供することができる等の数々の
利点がある。As described above, according to the present invention, the movable contact portion can be brought into and out of contact with the fixed terminal member substantially directly. Therefore, the conventional drawbacks can be eliminated and detected. High reliability is obtained as a switch. Furthermore,
There are a number of advantages such as simple structure and low cost.
【図１】本発明の検出スイッチの全体正面図である。FIG. 1 is an overall front view of a detection switch of the present invention.
【図２】図１の縦断正面図である。2 is a vertical front view of FIG. 1. FIG.
【図３】図２のＡ−Ａ線断側面図である。FIG. 3 is a side view taken along the line AA of FIG.
【図４】本発明の可動端子部材の拡大正面図である。FIG. 4 is an enlarged front view of the movable terminal member of the present invention.
【図５】図４の上面図である。5 is a top view of FIG. 4. FIG.
【図６】従来例の検出スイッチの縦断正面図である。FIG. 6 is a vertical sectional front view of a conventional detection switch.
１ ケース ２、３ 固定端子部材 ４ 可動端子部材 ４ａ 固定接触部 ４ｃ 可動接触部 ５ 操作子 DESCRIPTION OF SYMBOLS 1 case 2, 3 fixed terminal member 4 movable terminal member 4a fixed contact portion 4c movable contact portion 5 operator
Claims (2)
内面及び対向する双方の側壁内面に夫々配設された一対
の固定端子部材と、コイルばねの一方端を接線方向に延
出して、その先端部に上記一方の固定端子部材の角部と
常時弾接関係にある固定接触片を折曲形成すると共に、
他方端を上記一方端の延出方向と逆方向の接線方向に延
出して、その先端部に折曲形成された折返部の先端部に
上記他方の固定端子部材と常時は離間状態にある可動接
触部を折曲形成された可動端子部材と、上記ケースの開
口部を閉口するように配設された上記可動端子部材の操
作子と、よりなり、上記操作子の操作に伴なって上記可
動端子部材の接触部を非接触状態にある固定端子部材に
直接に弾接するようにしたことを特徴とする検出スイッ
チ。1. A pair of fixed terminal members respectively disposed on the inner surface of the bottom wall and the inner surfaces of the opposite side walls of the case formed in a concave shape in a longitudinal section, and one end of a coil spring extending tangentially. Then, a fixed contact piece, which is always in elastic contact with the corner of the one fixed terminal member, is bent and formed at its tip,
The other end extends in a tangential direction opposite to the direction in which the one end extends, and the tip of the folded-back portion bent at the tip of the other end is normally movable from the other fixed terminal member. The movable terminal member is formed by bending the contact portion, and the manipulator of the movable terminal member is arranged so as to close the opening of the case. The movable terminal member is movable along with the operation of the manipulator. A detection switch in which a contact portion of a terminal member is directly elastically contacted with a fixed terminal member in a non-contact state.
端部に略クランク状に折曲形成されていることを特徴と
する請求項１記載の検出スイッチ。2. The detection switch according to claim 1, wherein the contact portion of the movable terminal member is bent and formed in a substantially crank shape at the tip of the folded portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21934794A JPH0855538A (en) | 1994-08-11 | 1994-08-11 | Detecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21934794A JPH0855538A (en) | 1994-08-11 | 1994-08-11 | Detecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0855538A true JPH0855538A (en) | 1996-02-27 |
Family
ID=16734034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21934794A Pending JPH0855538A (en) | 1994-08-11 | 1994-08-11 | Detecting switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0855538A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1113473A2 (en) * | 1999-12-27 | 2001-07-04 | Matsushita Electric Industrial Co., Ltd. | Lever switch and detecting device using same |
| WO2001080264A1 (en) * | 2000-04-14 | 2001-10-25 | Matsushita Electric Industrial Co., Ltd. | Lever switch |
| KR100801807B1 (en) * | 2005-05-02 | 2008-02-11 | 오므론 가부시키가이샤 | Switch |
| WO2013038738A1 (en) * | 2011-09-15 | 2013-03-21 | オムロン株式会社 | Switch |
| CN104205277A (en) * | 2012-03-15 | 2014-12-10 | 欧姆龙株式会社 | Switch |
-
1994
- 1994-08-11 JP JP21934794A patent/JPH0855538A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1113473A2 (en) * | 1999-12-27 | 2001-07-04 | Matsushita Electric Industrial Co., Ltd. | Lever switch and detecting device using same |
| EP1113473A3 (en) * | 1999-12-27 | 2003-04-23 | Matsushita Electric Industrial Co., Ltd. | Lever switch and detecting device using same |
| WO2001080264A1 (en) * | 2000-04-14 | 2001-10-25 | Matsushita Electric Industrial Co., Ltd. | Lever switch |
| US6559401B2 (en) | 2000-04-14 | 2003-05-06 | Matsushita Electric Industrial Co., Ltd. | Lever switch |
| KR100801807B1 (en) * | 2005-05-02 | 2008-02-11 | 오므론 가부시키가이샤 | Switch |
| US7365283B2 (en) | 2005-05-02 | 2008-04-29 | Omron Corporation | Switch |
| WO2013038738A1 (en) * | 2011-09-15 | 2013-03-21 | オムロン株式会社 | Switch |
| JP2013062221A (en) * | 2011-09-15 | 2013-04-04 | Omron Corp | Switch |
| CN103765541A (en) * | 2011-09-15 | 2014-04-30 | 欧姆龙株式会社 | Switch |
| US9281137B2 (en) | 2011-09-15 | 2016-03-08 | Omron Corporation | Switch |
| CN104205277A (en) * | 2012-03-15 | 2014-12-10 | 欧姆龙株式会社 | Switch |
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