JPS59114897A - Method of mounting terminal cover - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 本発明は端子カバーの取付方法、特に電磁接触器等の複
数の並設された端子板を備えた電気器具の端子カバーの
取付方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method for attaching a terminal cover, and more particularly to a method for attaching a terminal cover to an electrical appliance, such as an electromagnetic contactor, having a plurality of terminal boards arranged in parallel.

従来、これらの電気器具の端子カバーの取付方法として
は第１図に示すものがあった。第１図において、電気器
具１０は数多の端子板１２と端子板各極を仕切る極間バ
リヤ１４とを備え、この電気器具の上面１０ａに載置し
た端子カバー１６を複数の固定ネジ１８で締付は固定し
ている。ところが、この端子カバーの取付方法では端子
に配線作業を行う場合あるいは端子ネジ１９のゆるみの
確認等の為の端子カバーの着脱に際して作業に多くの時
間を要する。また、製造に際しても電気器具１０の上面
にネジ切シ加工を必要とし、製造価格面からも好ましく
ないものであった。Conventionally, there has been a method for attaching terminal covers of these electrical appliances as shown in FIG. In FIG. 1, an electrical appliance 10 includes a large number of terminal boards 12 and a barrier between poles 14 that partitions each pole of the terminal board, and a terminal cover 16 placed on the top surface 10a of this electrical appliance is secured by a plurality of fixing screws 18. Tightening is fixed. However, this method of attaching the terminal cover requires a lot of time when wiring the terminal or when attaching and detaching the terminal cover to check for looseness of the terminal screws 19. Further, during manufacturing, thread cutting was required on the top surface of the electric appliance 10, which was undesirable from the manufacturing cost standpoint.

本発明は前述した従来の課題に鑑み為されたものであり
、その目的は固定ネジ順を一切用いることなく、端子カ
バーの着脱作業を簡単且つ迅速に行うことのできる端子
カバー取付方法を提供することにある。The present invention has been made in view of the above-mentioned conventional problems, and its purpose is to provide a terminal cover mounting method that allows the terminal cover to be attached and detached easily and quickly without using any fixing screw sequence. There is a particular thing.

上記目的を達成するために、本発明は複数の並設された
端子板をもつ電気器具に、前記端子板の隣接極間を仕切
る骸端子板に垂直な極間バリヤを設け、前記極間バリヤ
に前記端子板に垂直方向の案内溝を設け、前記極間バリ
ヤ及び前記端子板の両方に垂直な前記電気器具の壁面に
係止用凹部を設け、前Ｓｅ　ｔｉｔ気器具の上面に取付
ける端子カバーの裏面に前記案内溝忙対応する凸部を有
する垂下柱体およびｌ端を該共面に固定し他端を開放し
た略Ｕ字形状の弾性片を配設し、前記凸部を前記案内溝
に仔合させてスライドさせ、前記端子カバーを前記電気
器具の上面にセットして、前記弾性片の開放端に設けた
係合用凸部を前記電気器具の壁面の係止用四部に係合さ
せたことを特徴とする。In order to achieve the above object, the present invention provides an electric appliance having a plurality of terminal boards arranged in parallel with an inter-electrode barrier perpendicular to a terminal plate that partitions adjacent poles of the terminal plates, and the inter-electrode barrier A vertical guide groove is provided in the terminal plate, a locking recess is provided in the wall surface of the appliance perpendicular to both the inter-electrode barrier and the terminal plate, and a terminal cover is attached to the upper surface of the appliance. A hanging column having a convex portion corresponding to the guide groove and a substantially U-shaped elastic piece with one end fixed to the same surface and the other end open are disposed on the back surface of the guide groove, and the convex portion is connected to the guide groove. and slide the terminal cover onto the top surface of the electric appliance, and engage the engaging protrusion provided at the open end of the elastic piece with the four locking parts on the wall of the electric appliance. It is characterized by:

また、電気器具の壁面に係止用凸部を端子カバーに配設
した弾性片に凹部を設けてこれら凸凹部を係合させたこ
とを特徴とする。Further, the present invention is characterized in that a concave portion is provided in the elastic piece provided with the locking convex portion on the terminal cover on the wall surface of the electric appliance, and these concave and convex portions are engaged with each other.

また、さらに極間バリヤに端子板と垂直方向の凸状レー
ルを設け、端子カバーの垂下柱体に前記凸状レールに対
応する案内溝を設けて該凸状レールに係合させてスライ
ドさせたことを特徴とする。Furthermore, a convex rail is provided in the inter-electrode barrier in a direction perpendicular to the terminal board, and a guide groove corresponding to the convex rail is provided in the hanging column of the terminal cover, and the terminal cover is slid by engaging with the convex rail. It is characterized by

以下、図面に基づいて本発明の好適な実施例を説明する
。第２図、第３図は第１図と同一部分に同一符号を付し
た本発明の端子カバーの取付方法の一実施例の説明図で
、第２図は端子カバー取付前の状態を示す斜視図、第３
図は端子カバー取付後の状態を示す断面図である。極間
バリヤ１４には端子板１２に垂直な方向に案内溝２０が
設けられ、端子カバー１６の裏面には前記案内＠２０に
対応して垂下柱体２２が形成され、この垂下柱体に上記
案内溝２０に係合する凸部２２ａが設けられている。ま
た、前記端子カバー１６の裏面には一端が該裏面に固定
された略Ｕ字形状の弾性片２４が形成され、他端は開放
されて係合用凸部２６が形成されている。、また、前記
端子カバー１６には上記Ｕ字形状の弾性片２４に対向す
る位置に穴２８が形成されており、この穴２８から差入
れた押棒３２で弾性片２４を第３図鎖線示のように変形
させて端子カバー１６の取外しを行うものである、電気
器具１０の側面には前記係合用凸部２６に対応して係止
用凹部３０が設けられている。Hereinafter, preferred embodiments of the present invention will be described based on the drawings. 2 and 3 are explanatory diagrams of an embodiment of the terminal cover mounting method of the present invention, in which the same parts as in FIG. 1 are denoted by the same reference numerals. Figure, 3rd
The figure is a sectional view showing the state after the terminal cover is attached. A guide groove 20 is provided in the inter-electrode barrier 14 in a direction perpendicular to the terminal plate 12, and a hanging column 22 is formed on the back surface of the terminal cover 16 in correspondence with the guide @20. A protrusion 22a that engages with the guide groove 20 is provided. Further, on the back surface of the terminal cover 16, a substantially U-shaped elastic piece 24 is formed with one end fixed to the back surface, and the other end is open to form an engaging convex portion 26. Further, a hole 28 is formed in the terminal cover 16 at a position facing the U-shaped elastic piece 24, and a push rod 32 inserted through the hole 28 pushes the elastic piece 24 as shown by the chain line in FIG. A locking recess 30 is provided on the side surface of the electric appliance 10, which is deformed to remove the terminal cover 16, in correspondence with the engaging projection 26.

本発明を実施するだめの各構成部材は上記の構成からな
るもので、前記垂下柱体２２の凸部２２ａを極間バリヤ
１４の案内溝２０に係合させ、第２図において、矢印Ａ
方向に端子カバー１６をスライドさせて電気器具ｌＯの
上面にセットすると、ｇ３図に示すように弾性片２４の
係合用凸部２６が係止用凹部３０に係合して、端子カバ
ー１６は電気器具１０の上面に固定される。Each component of the device for carrying out the present invention has the above-mentioned configuration, and the convex portion 22a of the hanging column 22 is engaged with the guide groove 20 of the gap barrier 14, and in FIG.
When the terminal cover 16 is slid in the direction shown in FIG. It is fixed to the upper surface of the instrument 10.

第３図の状態において、端子カバー１６を電気器具１０
から取り外すときは、穴２８から差入れた鎖線示の押棒
３２でＵ字形状の弾性片２４の先端２４ａを鎖線示のよ
うに矢印Ｂ方向に変形させて、係合用凸部２６と係合用
凹部３ｏとの係合を解くことによル極めて簡単に行うこ
とができる。In the state shown in FIG. 3, the terminal cover 16 is attached to the electrical appliance 10.
When removing the U-shaped elastic piece 24 from the hole 28, the tip 24a of the U-shaped elastic piece 24 is deformed in the direction of arrow B as shown by the chain line using the push rod 32 inserted through the hole 28, and the engaging protrusion 26 and the engaging recess 3o are removed. This can be done very easily by disengaging the

なお、上記実施例とは反対に電気器具１ｏの壁面に係止
用凸部を端子カバー１６の弾性片２４に係合用凹部を設
けてもよい。また、極間バリヤに端子板と垂直方向の凸
状レールを設け、端子カバーの垂下柱体に前記凸状レー
ルに係合する案内溝を設けてもよいものである。Note that, contrary to the above embodiment, a locking convex portion may be provided on the wall surface of the electric appliance 1o, and an engaging recess portion may be provided on the elastic piece 24 of the terminal cover 16. Furthermore, the inter-electrode barrier may be provided with a convex rail in a direction perpendicular to the terminal plate, and the hanging column of the terminal cover may be provided with a guide groove that engages with the convex rail.

以上の如く、本発明によれば、電気器具に対する端子カ
バーの着脱作業が非常に簡単且つ迅速に行うことができ
る。また、固定ネジ類を一切用いないから、電気器具の
上面に対するネジ加工が不用で使用部品点数も少なく安
価な端子カバーの取付方法が得られる効果がある、As described above, according to the present invention, it is possible to attach and detach a terminal cover to and from an electric appliance very easily and quickly. In addition, since no fixing screws are used, there is no need to process screws on the top of the electrical appliance, which reduces the number of parts used and provides an inexpensive terminal cover mounting method.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の端子カバーの取付方法を示す説明図、第
２図、第３図は本発明の端子カバーの取付方法の説明図
で、第２図は端子カバー取付前の状態を示す分解斜視図
、第３図は端子カバーの取付後の状態を示す断面図であ
る。 各図中同一部材には同一符号を付し、１０は電気器具、
１２は端子板、１４は極間バリヤ、１６は端子カバー、
２０は案内溝、２２は垂下柱体、２４は弾性片、２６は
係合用凸部、２８は穴、３０は係合用凹部、３２は押棒
である。 代理人　弁理士　葛　野　信　− （ほか１名） 第１図 Ｉど ４４３ 第３図 」− 手続補正書−（自発） 特許庁長官殿 １、事件の表示　　　特願昭　　５７−２２４１８２号
２、発明の名称 端子カバーの取付方法 ３、補正をする者 代表者片山仁へ部 ５、補正の対象 以上 ＋Ｚ ／ｌ／１ 第３図 」−Fig. 1 is an explanatory diagram showing the conventional terminal cover mounting method, Figs. 2 and 3 are explanatory diagrams of the terminal cover mounting method of the present invention, and Fig. 2 is an exploded view showing the state before terminal cover mounting. The perspective view and FIG. 3 are cross-sectional views showing the state after the terminal cover is attached. The same members in each figure are given the same reference numerals, and 10 is an electrical appliance;
12 is a terminal board, 14 is a barrier between electrodes, 16 is a terminal cover,
20 is a guide groove, 22 is a hanging column, 24 is an elastic piece, 26 is an engagement projection, 28 is a hole, 30 is an engagement recess, and 32 is a push rod. Agent Patent attorney Makoto Kuzuno - (1 other person) Figure 1 I 443 Figure 3 - Procedural amendment - (spontaneous) Commissioner of the Japan Patent Office 1, Indication of the case Patent application No. 1982-224182 2, Invention Name of terminal cover installation method 3, Person making the correction Representative Hitoshi Katayama Part 5, Subject of correction +Z /l/1 Figure 3 -

Claims (1)

【特許請求の範囲】 （１）　　複数の並設された端子板をもつ電気器具に、
前記端子板の隣接極間を仕切る該端子板に垂直な極間バ
リヤを設け、前記極間バリヤに前記端子板に垂直方向の
案内溝を設け、前記極間バリヤ及び前記端子板の両方に
垂直な前記電気器具の壁面に係止用凹部を設け、前記電
気器具の上面に取付ける端子カバーの裏面に前記案内溝
に対応する凸部を有する垂下柱体および１端を該裏面に
固定し他端を開放した略Ｕ字形状の弾性片を配設し、前
記凸部を前記案内溝に係合させてストライドさせ、前記
端子カバーを前記電気器具の上面にセットして、前記弾
性片の開放端に設けた保合用凸部を前記電気器具の壁面
の係止用凹部に係合させたことを％徴とする端子カバー
の取付方法。 （２、特許請求の範囲（１）の方法において、電気器具
の壁面に係止用凸部を端子カバーに配設した弾性片に凹
部を設けてこれら凸凹を係合させたことを％徴とする端
子カバーの取付方法。 （３）　　特許請求の範囲（１）又は（２）の方法にお
いて、極間バリヤに端子板と垂直方向の凸状レールを設
け、端子カバーの垂下柱体に前記凸状レールに対応する
案内溝を設けて該凸状レールに係合させてスライドさせ
たことを特徴とする端子カバーの取付方法。[Claims] (1) An electric appliance having a plurality of terminal boards arranged in parallel,
An inter-electrode barrier is provided perpendicular to the terminal plate that partitions adjacent electrodes of the terminal plate, a guide groove is provided in the inter-electrode barrier in a direction perpendicular to the terminal plate, and the inter-electrode barrier is perpendicular to both the inter-electrode barrier and the terminal plate. A locking recess is provided in the wall surface of the electric appliance, and a hanging column body having a protrusion corresponding to the guide groove on the back surface of a terminal cover attached to the top surface of the electric appliance, and one end fixed to the back surface and the other end A substantially U-shaped elastic piece with an open end is provided, the protrusion is engaged with the guide groove and the terminal cover is set on the upper surface of the electric appliance, and the open end of the elastic piece is A method for attaching a terminal cover, the method of attaching a terminal cover being characterized in that a retaining convex portion provided on the electrical appliance is engaged with a retaining concave portion on a wall surface of the electrical appliance. (2. In the method of claim (1), a recess is provided in the elastic piece in which the terminal cover is provided with the locking projection on the wall surface of the electric appliance, and these projections and depressions are engaged with each other. (3) In the method according to claim (1) or (2), the inter-electrode barrier is provided with a convex rail in a direction perpendicular to the terminal board, and the convex rail is provided on the hanging column of the terminal cover. A method for attaching a terminal cover, characterized in that a guide groove corresponding to the shaped rail is provided and the terminal cover is slid by engaging with the convex rail.