JP3414259B2 - Connection conversion adapter - Google Patents
Connection conversion adapterInfo
- Publication number
- JP3414259B2 JP3414259B2 JP14774798A JP14774798A JP3414259B2 JP 3414259 B2 JP3414259 B2 JP 3414259B2 JP 14774798 A JP14774798 A JP 14774798A JP 14774798 A JP14774798 A JP 14774798A JP 3414259 B2 JP3414259 B2 JP 3414259B2
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- connection
- plug
- conductive
- electric device
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/0006—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches
- H01H11/0031—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches for allowing different types or orientation of connections to contacts
- H01H2011/0037—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches for allowing different types or orientation of connections to contacts with removable or replaceable terminal blocks
Landscapes
- Breakers (AREA)
- Distribution Board (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、厚み方向に所定の
間隔を開けて並設された複数の導電バーと、複数の接続
端子を有する回路遮断器や電磁接触器（所謂マグネッ
ト）などの電気機器との間を電気的に接続する接続変換
アダプタに関するものである。 BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to electric circuits such as circuit breakers and electromagnetic contactors (so-called magnets) having a plurality of conductive bars arranged in parallel in the thickness direction at predetermined intervals and a plurality of connection terminals. Connection conversion to electrically connect to equipment
It is about adapters.
【０００２】[0002]
【従来の技術】従来、回路遮断器や電磁接触器などの電
気機器としてはねじ端子からなる接続端子を有するもの
があり、例えば電力を主幹回路から分岐回路に分岐する
際に、主幹側の回路遮断器に接続された主幹側の導電バ
ーに、分岐側の回路遮断器や電磁接触器などの電気機器
を電気的に接続する場合、主幹側の導電バーと分岐側の
電気機器の接続端子との間に分岐用の導電バーをわた
し、分岐用の導電バーの両端をそれぞれ主幹側の導電バ
ーと分岐側の電気機器の接続端子とにねじ締めして、主
幹側の導電バーと分岐側の電気機器の接続端子とを電気
的に接続していた。2. Description of the Related Art Conventionally, some electric devices such as circuit breakers and electromagnetic contactors have a connection terminal composed of a screw terminal. For example, when power is branched from a main circuit to a branch circuit, a circuit on the main side. When electrically connecting an electrical device such as a circuit breaker or electromagnetic contactor on the branch side to the conductive bar on the main side connected to the circuit breaker, connect the conductive bar on the main side to the connection terminal of the electrical device on the branch side. Between the conductive bars for branching, screw both ends of the conductive bar for branching to the conductive bar on the trunk side and the connection terminal of the electrical equipment on the branch side, respectively, It was electrically connected to the connection terminal of the electric device.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、分岐用
の導電バーの両端をそれぞれ主幹側の導電バーと分岐側
の電気機器の接続端子とにねじ締めしているので、ねじ
締め個所が２ヶ所あり、主幹側の導電バーと分岐側の電
気機器との接続作業が煩わしいという問題があった。However, since both ends of the conductive bar for branching are respectively screwed to the conductive bar on the main side and the connection terminals of the electrical equipment on the branch side, there are two screw tightening points. However, there is a problem that the work of connecting the conductive bar on the main side and the electric device on the branch side is troublesome.
【０００４】そこで、主幹側の導電バーと分岐側の電気
機器との接続作業を容易にするために、例えば米国特許
第３３４６７７７号に示されるように、複数の接続端子
を有する電気機器の各接続端子に一端側が電気的に接続
されるとともに、他端側がそれぞれ異なる主幹側の導電
バーに差込接続されて電気的に接続される複数の差込端
子を１つのケース内に収めた接続変換アダプタが提案さ
れている。Therefore, in order to facilitate the connection work between the conductive bar on the main side and the electric equipment on the branch side, for example, as shown in US Pat. No. 3,346,777, each connection of electric equipment having a plurality of connection terminals is made. A connection conversion adapter in which one end side is electrically connected to the terminal and the other end side is electrically connected by being connected to different conductive bars on the trunk side in a single case. Is proposed.
【０００５】しかし、この接続変換アダプタでは、１つ
のケース内に複数の差込端子を収めているために、接続
端子の数（極数）が異なる回路遮断器や電磁接触器など
の電気機器に対して、それぞれ異なるケースを備えた接
続変換アダプタが必要となり、部品を共通化することが
できないという問題があった。However, in this connection conversion adapter, since a plurality of plug-in terminals are housed in one case, it can be applied to electric equipment such as circuit breakers and electromagnetic contactors having different numbers of connection terminals (number of poles). On the other hand, a connection conversion adapter having different cases is required, and there is a problem that parts cannot be shared.
【０００６】本発明は上記問題点に鑑みて為されたもの
であり、その目的とするところは、電気機器と導電バー
との接続作業を容易にし、且つ、部品の共通化を図った
接続変換アダプタを提供することにある。 [0006] The present invention has been made in view of the above problems, and has as its object to facilitate the operation of connecting the electrical device and the conductive bar, and the connection conversion which attained common parts To provide an adapter.
【０００７】[0007]
【課題を解決するための手段】上記目的を達成するため
に、請求項１の発明では、厚み方向に所定の間隔を開け
て並設された導電バーと、複数の接続端子が並設された
電気機器との間を電気的に接続する接続変換アダプタに
おいて、電気機器の各接続端子毎に設けられ該接続端子
をいずれかの導電バーに電気的に接続するプラグユニッ
トを複数有し、上記プラグユニットは、電気機器の接続
端子にねじ止めすることにより該接続端子に電気的且つ
機械的に接続されるとともに導電バーに対して差し込み
により電気的に接続される差込端子と、差込端子を収め
るケースとからなり、各プラグユニットのケースを同一
形状に形成し、電気機器の接続端子の数だけプラグユニ
ットを並設して成ることを特徴とし、差込端子は導電バ
ーに対して差し込みにより電気的に接続されるから、差
込端子と導電バーとのねじ締め作業がなくなり、しかも
複数の導電バーにそれぞれ接続されるプラグユニットを
組み合わせて並設することにより所望の接続変換アダプ
タを構成することができるから、極数の異なる電気機器
にもプラグユニットの個数を変えることによって対応す
ることができる。 [Means for Solving the Problems] To achieve the above object
According to the first aspect of the invention, a predetermined space is provided in the thickness direction.
Conductive bar installed in parallel with each other and multiple connection terminals installed in parallel
For connection conversion adapter that electrically connects to electrical equipment
The connection terminal provided for each connection terminal of the electric device.
Plug unit to electrically connect the
Multiple plugs, the plug unit is for connecting electrical equipment
Electrically and electrically connected to the connection terminal by screwing
Mechanically connected and plugged into conductive bar
Holds the plug-in terminal and the plug-in terminal that are electrically connected by
The case of each plug unit is the same.
It is formed into a shape and plug units are connected as many as the number of connection terminals for electrical equipment.
The plug-in terminal is made of a conductive
Since it is electrically connected by inserting it into the
Eliminates the need for screwing the plug-in terminal and conductive bar
Plug units connected to multiple conductive bars
By combining and arranging in parallel, the desired connection conversion adapter can be
Electrical equipment with different numbers of poles
Can also be handled by changing the number of plug units.
You can
【０００８】[0008]
【０００９】請求項２の発明では、請求項１の発明にお
いて、差込端子と電気機器の接続端子との電気的接続は
ねじ端子により行われ、前記ねじ端子により差込端子と
電気機器の接続端子とを電気的に接続した状態で前記ね
じ端子を覆う端子カバーを設けており、端子カバーがね
じ端子を覆っているので、ねじ端子を誤って緩めたり、
ドライバーなどがねじ端子に触れて感電などの事故が発
生するのを防止できる。According to a second aspect of the invention, in the first aspect of the invention, the electrical connection between the plug-in terminal and the connection terminal of the electric device is made by a screw terminal, and the screw terminal connects the plug-in terminal and the electric device. A terminal cover is provided to cover the screw terminal in a state where it is electrically connected to the terminal, and since the terminal cover covers the screw terminal, the screw terminal is accidentally loosened,
It is possible to prevent accidents such as electric shock from being touched by screwdrivers and the like.
【００１０】請求項３の発明では、請求項２の発明にお
いて、上記端子カバーは各プラグユニット毎に設けら
れ、複数の端子カバーに至るシール材を複数の端子カバ
ーの表面に貼り付けており、端子カバーはプラグユニッ
ト毎に設けられているので、端子カバーの個数を変える
ことにより極数の異なる電気機器にも容易に対応するこ
とができ、しかも複数の端子カバーに至るシール材を端
子カバーに貼り付けているので、各端子カバーをシール
材で連結することにより、プラグユニットに端子カバー
を取り付ける力を大きくすることができる。According to a third aspect of the present invention, in the second aspect of the present invention, the terminal cover is provided for each plug unit, and the sealing material reaching the plurality of terminal covers is attached to the surfaces of the plurality of terminal covers. Since the terminal cover is provided for each plug unit, changing the number of terminal covers makes it possible to easily handle electrical equipment with different numbers of poles. Since they are attached, the force for attaching the terminal cover to the plug unit can be increased by connecting the terminal covers with the sealing material.
【００１１】[0011]
【発明の実施の形態】本発明の実施の形態を図面を参照
して説明する。
（実施形態１）本実施形態の接続変換アダプタを図１乃
至図５を参照して説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described with reference to the drawings. (Embodiment 1) A connection conversion adapter of this embodiment will be described with reference to FIGS. 1 to 5.
【００１２】この接続変換アダプタＡは、同一形状に形
成されたケース１ａ…と、各ケース１ａ内…にそれぞれ
保持される差込端子たる導電性接続部材２ａ…とからそ
れぞれ構成されるプラグユニット１００ａ〜１００ｃを
３個並設して構成される。そして、この接続変換アダプ
タＡは、略板状であって厚み方向に一定の間隔を開けて
並設された３本の導電バー５〜７と、３個の接続端子５
１〜５３が略直方体状の機器本体５０の一辺に沿って並
設された３極の回路遮断器からなる電気機器１１との間
を電気的に接続するために用いられる。すなわち、プラ
グユニット１００ａ〜１００ｃは電気機器１１の各接続
端子５１〜５３毎に設けられ、各接続端子５１〜５３を
いずれかの導電バー５〜７に電気的に接続している。な
お、導電バー５〜７は単相３線式の中性線が中間に位置
するように配設されている。すなわち、導電バー６が中
性極（Ｓ相）であり、他の導電バー５，７が電圧極（Ｒ
相，Ｔ相）である。また、各導電バー５〜７の間には各
導電バー５〜７の間を絶縁する略板状の絶縁板４０，４
１が並設されている。The connection conversion adapter A is composed of a case 1a formed in the same shape and a conductive connection member 2a which is a plug-in terminal held in each case 1a. 3 to 100c are arranged side by side. The connection conversion adapter A is substantially plate-shaped and has three conductive bars 5 to 7 and three connection terminals 5 arranged in parallel in the thickness direction at regular intervals.
1 to 53 are used to electrically connect to an electric device 11 including a circuit breaker with three poles arranged in parallel along one side of the device body 50 having a substantially rectangular parallelepiped shape. That is, the plug units 100a to 100c are provided for each of the connection terminals 51 to 53 of the electric device 11, and each of the connection terminals 51 to 53 is electrically connected to one of the conductive bars 5 to 7. The conductive bars 5 to 7 are arranged such that a neutral wire of a single-phase three-wire type is located in the middle. That is, the conductive bar 6 is a neutral electrode (S phase), and the other conductive bars 5 and 7 are voltage electrodes (R).
Phase, T phase). Further, between the conductive bars 5 to 7, substantially plate-shaped insulating plates 40 and 4 that insulate the conductive bars 5 to 7 from each other are provided.
1 is installed in parallel.
【００１３】ケース１ａ〜１ｃは、背面が開口した略箱
状に形成され、導電バー５〜７がそれぞれ挿通される挿
通溝８〜１０が前面に形成されたケース本体２２と、ケ
ース本体２２の背面を塞ぐとともに、電気機器１１の接
続端子５１〜５３に対応する高さ位置に導電性接続部材
２ａ〜２ｃを挿通する挿通孔５４が形成されたカバー２
３とから構成される。また、挿通溝８，９の間、挿通溝
９，１０の間にはそれぞれ絶縁板４０，４１が挿通され
る溝４２，４３が形成されている。さらに、ケース本体
２２の内面には係止突起２４が突設され、ケース本体２
２の係止突起２４に対応するカバー２３の部位には係止
突起２４と係止離脱自在に係止する係止爪２５が設けら
れており、ケース本体２２の背面側からケース本体２２
の内部にカバー２３を挿入すると、係止爪２５が係止突
起２４に係止して、カバー２３がケース本体２２に取り
付けられるようになっている。The cases 1a to 1c are formed in a substantially box shape having an open rear surface, and a case main body 22 having insertion grooves 8 to 10 on the front surface through which the conductive bars 5 to 7 are inserted, respectively, and the case main body 22. The cover 2 that closes the back surface and has insertion holes 54 through which the conductive connection members 2a to 2c are inserted at height positions corresponding to the connection terminals 51 to 53 of the electric device 11
3 and 3. Grooves 42 and 43 into which the insulating plates 40 and 41 are inserted are formed between the insertion grooves 8 and 9 and between the insertion grooves 9 and 10, respectively. Further, a locking protrusion 24 is provided on the inner surface of the case body 22 so that the case body 2
The portion of the cover 23 corresponding to the locking protrusion 24 of FIG. 2 is provided with a locking claw 25 that locks with the locking protrusion 24 so that the locking protrusion 24 can be released from the case main body 22.
When the cover 23 is inserted into the inside, the locking claw 25 is locked to the locking projection 24, and the cover 23 is attached to the case body 22.
【００１４】各ケース１ａ〜１ｃに保持される導電性接
続部材２ａ〜２ｃは、それぞれ、各ケース１ａ〜１ｃ内
に収納されて挿通溝８〜１０に挿通される３本の導電バ
ー５〜７の内の１本に差込接続される受歯５５を一端側
に形成するとともに、挿通孔５４に挿通されて挿通孔５
４から外部に露出し電気機器１１の接続端子５１〜５２
にねじ止めされる端子片５６を他端側に形成している。The conductive connecting members 2a to 2c held in the respective cases 1a to 1c are housed in the respective cases 1a to 1c and inserted into the insertion grooves 8 to 10 to form three conductive bars 5 to 7. A tooth 55 to be inserted and connected to one of the holes is formed on one end side, and is inserted into the insertion hole 54 to insert the insertion hole 5
4 exposed to the outside and connection terminals 51 to 52 of the electric device 11
A terminal piece 56, which is screwed to, is formed on the other end side.
【００１５】ここに、受歯５５は３本の導電バー５〜７
の内の１本を挟持する一対の挟み片２９，３０からな
り、これらの挟み片２９，３０は略コ字形のばね部材３
１で包持して挟み力を付与している。なお、挟み片２
９，３０の先端は挿通溝８〜１０の縁部に係止可能に支
持されており、挟み片２９，３０は端子片５６側で連結
されている。Here, the receiving teeth 55 are three conductive bars 5 to 7.
It is composed of a pair of sandwiching pieces 29, 30 for sandwiching one of them, and these sandwiching pieces 29, 30 are substantially U-shaped spring members 3.
It is wrapped in 1 to give a pinching force. In addition, the clip 2
The tips of 9 and 30 are supported by the edges of the insertion grooves 8 to 10 so that they can be locked, and the sandwiching pieces 29 and 30 are connected on the side of the terminal piece 56.
【００１６】ケース１ａでは、図３に示すように、導電
性接続部材２ａが受歯５５を挿通溝８に臨ませてケース
１ａ内に収められており、導電性接続部材２ａは挿通溝
８に挿通される導電バー５に差込接続される。またケー
ス１ｂでは、図４に示すように、導電性接続部材２ｂが
受歯５５を挿通溝９に望ませてケース１ｂ内に収められ
ており、導電性接続部材２ｂは挿通溝９内に挿通される
導電バー６に差込接続される。さらにケース１ｃでは、
導電性接続部材２ｃが受歯５５を挿通溝１０に臨ませて
ケース１ｃ内に収められており、導電性接続部材２ｃは
挿通溝１０内に挿通される導電バー７に差込接続され
る。また、電気機器１１の接続端子５１〜５３はねじ端
子からなり、各導電性接続部材２ａ〜２ｃの端子片５６
を電気機器１１の各接続端子５１〜５３にねじ止めする
ことにより、導電性接続部材２ａ〜２ｃが電気機器１１
の接続端子５１〜５３に電気的、機械的に接続される。
上述のように、各導電性接続部材２ａ〜２ｃは受歯５５
をそれぞれ異なる導電バー５〜７に差込接続することに
より、導電バー５〜７に電気的に接続されるので、各導
電性接続部材２ａ〜２ｃを導電バー５〜７にねじ止めす
る作業がなくなり、接続作業を容易に行うことができ
る。In the case 1a, as shown in FIG. 3, the conductive connecting member 2a is housed in the case 1a with the receiving teeth 55 facing the insertion groove 8, and the conductive connecting member 2a is inserted in the insertion groove 8. The conductive bar 5 is inserted and connected. Further, in the case 1b, as shown in FIG. 4, the conductive connecting member 2b is housed in the case 1b with the receiving teeth 55 desired in the insertion groove 9, and the conductive connecting member 2b is inserted in the insertion groove 9 as shown in FIG. Is connected to the conductive bar 6 to be connected. Furthermore, in case 1c,
The conductive connecting member 2c is housed in the case 1c with the receiving teeth 55 facing the insertion groove 10, and the conductive connecting member 2c is inserted and connected to the conductive bar 7 inserted in the insertion groove 10. The connection terminals 51 to 53 of the electric device 11 are screw terminals, and the terminal pieces 56 of the conductive connection members 2a to 2c are included.
The conductive connecting members 2a to 2c are screwed onto the respective connection terminals 51 to 53 of the electric device 11 so that the conductive connecting members 2a to 2c are connected to the electric device 11.
Are electrically and mechanically connected to the connection terminals 51 to 53.
As described above, each of the conductive connecting members 2a to 2c has a tooth 55.
Are electrically connected to the conductive bars 5 to 7 by inserting and connecting the conductive bars 5 to 7 different from each other, so that the work of screwing the conductive connecting members 2a to 2c to the conductive bars 5 to 7 can be performed. This eliminates the need for connection work.
【００１７】しかして、この接続変換アダプタＡでは、
図２に示すように、導電性接続部材２ａを有するプラグ
ユニット１００ａが導電バー５と電気機器１１の接続端
子５１とを電気的に接続し、導電性接続部材２ｂを有す
るプラグユニット１００ｂが導電バー６と電気機器１１
の接続端子５２とを電気的に接続し、導電性接続部材２
ｃを有するプラグユニット１００ｃが導電バー７と電気
機器１１の接続端子５３とを電気的に接続するように、
各プラグユニット１００ａ〜１００ｃが並設されて構成
され、電気機器１１の接続端子に異なる電圧相を接続す
ることができる。In this connection conversion adapter A,
As shown in FIG. 2, the plug unit 100a having the conductive connecting member 2a electrically connects the conductive bar 5 and the connection terminal 51 of the electric device 11, and the plug unit 100b having the conductive connecting member 2b is the conductive bar. 6 and electrical equipment 11
Electrically connected to the connecting terminal 52 of the conductive connecting member 2
so that the plug unit 100c having c electrically connects the conductive bar 7 and the connection terminal 53 of the electric device 11,
The plug units 100a to 100c are arranged side by side, and different voltage phases can be connected to the connection terminals of the electric device 11.
【００１８】なお、本実施形態では３極の回路遮断器か
らなる電気機器１１を例にして説明を行っているが、電
気機器１１が２極の回路遮断器からなる場合（例えば１
００Ｖの相バランスや２００Ｖで使用する場合）は、上
述したプラグユニット１００ａ〜１００ｃの内の２つを
組み合わせて接続変換アダプタＡを構成することにより
対応することができる。すなわち、プラグユニット１０
０ａと１００ｃとを用いると、電圧極の導電バー５，７
が電気機器１１の接続端子に接続されて２００Ｖを得る
ことができ、プラグユニット１００ａ（又は１００ｃ）
と１００ｂとを用いると、電圧極の導電バー５（又は
７）と中性極の導電バー６とが電気機器１１の接続端子
に接続されて１００Ｖを得ることができる。In the present embodiment, the electric device 11 having a three-pole circuit breaker has been described as an example. However, when the electric device 11 has a two-pole circuit breaker (for example, 1
A phase balance of 00V or a case of using at 200V) can be dealt with by configuring the connection conversion adapter A by combining two of the plug units 100a to 100c described above. That is, the plug unit 10
If 0a and 100c are used, the voltage bar conductive bars 5, 7
Can be connected to the connection terminal of the electric device 11 to obtain 200 V, and the plug unit 100a (or 100c)
And 100b, the conductive bar 5 (or 7) of the voltage pole and the conductive bar 6 of the neutral pole are connected to the connection terminal of the electric device 11 to obtain 100V.
【００１９】また、本実施形態では単相３線式の場合に
ついて説明を行っているが、３相４線式の場合でも、異
なる導電バーにそれぞれ差込接続される導電性接続部材
を同一形状のケース内に収めた４種類のプラグユニット
を用いて同様に構成することができ、その場合はプラグ
ユニットの組み合わせによって４極の回路遮断器まで対
応することができる。Further, in the present embodiment, the case of the single-phase three-wire system has been described. However, even in the case of the three-phase four-wire system, the conductive connecting members respectively inserted and connected to different conductive bars have the same shape. The same configuration can be achieved by using four types of plug units housed in the case, and in that case, a 4-pole circuit breaker can be handled by combining the plug units.
【００２０】このように、同一形状のケース１ａ…を有
するプラグユニット１００ａ…を組み合わせて接続変換
アダプタＡを構成しており、極数の異なる電気機器１１
に対しても、並設するプラグユニット１００ａ…の個数
を変えることによって対応することができ、複数の導電
性接続部材２ａ…を１つのケース内に収納する場合のよ
うに極数の異なる電気機器１１毎にケースの形状を変え
る必要がなく、部品の共通化を図ることができる。
（実施形態２）本実施形態の接続変換アダプタＡを図６
及び図７を参照して説明する。尚、実施形態１の接続変
換アダプタＡと同一の構成要素には同一の符号を付し
て、その説明を省略する。In this way, the connection conversion adapter A is constructed by combining the plug units 100a having the same shape cases 1a, and the electric device 11 having a different number of poles.
Can be dealt with by changing the number of the plug units 100a arranged in parallel, and an electric device having a different number of poles as in the case where a plurality of conductive connection members 2a are housed in one case. It is not necessary to change the shape of the case for each 11, and common parts can be achieved. (Embodiment 2) FIG. 6 shows the connection conversion adapter A of this embodiment.
And FIG. 7 will be described. The same components as those of the connection conversion adapter A of the first embodiment are designated by the same reference numerals, and the description thereof will be omitted.
【００２１】本実施形態の接続変換アダプタＡでは、実
施形態１において、プラグユニット１００ａ〜１００ｃ
のケース１ａ〜１ｃ上面の両側縁に設けられた取付溝４
７に取付部４６ａを嵌め合わせて、ケース１ａ〜１ｃの
上面に取り付けられる端子カバー４６を設けている。し
かして、端子片５６を電気機器１１の接続端子５１〜５
３にねじ止めし、プラグユニット１００ａ〜１００ｃを
電気機器１１に取り付けた後に、端子カバー４６をケー
ス１ａ〜１ｃの上面に取り付けることによって、電気機
器１１の接続端子５１〜５３を端子カバー４６で覆うこ
とができ、接続端子５１〜５３の端子ねじを誤って緩め
たり、接続端子５１〜５３にドライバーなどが触れて感
電するのを防止することができ、安全性が向上する。In the connection conversion adapter A of this embodiment, the plug units 100a to 100c in the first embodiment are used.
Mounting grooves 4 provided on both side edges of the upper surfaces of the cases 1a to 1c
The terminal cover 46 is attached to the upper surface of each of the cases 1 a to 1 c by fitting the mounting portion 46 a to the terminal 7. Then, the terminal piece 56 is connected to the connection terminals 51 to 5 of the electric device 11.
3, the plug units 100a to 100c are attached to the electric device 11, and then the terminal cover 46 is attached to the upper surfaces of the cases 1a to 1c to cover the connection terminals 51 to 53 of the electric device 11 with the terminal cover 46. Therefore, it is possible to prevent the terminal screws of the connection terminals 51 to 53 from being accidentally loosened, and to prevent the connection terminals 51 to 53 from being touched by a driver or the like and receiving an electric shock, thereby improving safety.
【００２２】ここで、図８に示すように、各プラグユニ
ット１００ａ〜１００ｃに取り付けられた３個の端子カ
バー４６の表面に、３個の端子カバー４６に至るシール
材４８を貼り付けても良く、シール材４８には各プラグ
ユニット１００ａ〜１００ｃがそれぞれ接続される導電
バー５〜７の相が、例えばＲ，Ｓ（Ｎ），Ｔのように表
示されている。そして、シール材４８によって各端子カ
バー４６を連結することにより、端子カバー４６をプラ
グユニット１００ａ〜１００ｃに取り付る力が大きくな
り、端子カバー４６を外れにくくすることができる。Here, as shown in FIG. 8, a sealing material 48 reaching the three terminal covers 46 may be attached to the surfaces of the three terminal covers 46 attached to the plug units 100a to 100c. , The phases of the conductive bars 5 to 7 to which the plug units 100a to 100c are respectively connected are displayed on the sealing material 48 as R, S (N), and T, for example. Then, by connecting the terminal covers 46 with the sealing material 48, the force for attaching the terminal covers 46 to the plug units 100a to 100c is increased, and the terminal covers 46 can be made hard to come off.
【００２３】尚、本実施形態では、各プラグユニット１
００ａ〜１００ｃ毎に端子カバー４６を設けているが、
端子カバー４６を一体に形成し、１個の端子カバーで接
続端子５１〜５３を覆うようにしても良い。In this embodiment, each plug unit 1
Although the terminal cover 46 is provided for each of 00a to 100c,
The terminal cover 46 may be integrally formed, and the connection terminals 51 to 53 may be covered with one terminal cover.
【００２４】ところで、上述した各実施形態では、板状
の導電バー５〜７を導電性接続部材２ａ〜２ｃの受歯５
５で挟持しているが、導電性接続部材２ａ〜２ｃの一端
部を略板状に形成するとともに、導電バー５〜７側に略
板状の導電性接続部材２ａ〜２ｃを挟持する挟持部を形
成しても良い。また、電気機器１１として回路遮断器を
例に説明を行ったが、電気機器１１を回路遮断器に限定
する趣旨のものではなく、電磁接触器などの電気機器１
１を用いても良い。By the way, in each of the above-mentioned embodiments, the plate-shaped conductive bars 5 to 7 are connected to the teeth 5 of the conductive connecting members 2a to 2c.
5, the one end of each of the conductive connecting members 2a to 2c is formed into a substantially plate shape, and the substantially bar-shaped conductive connecting members 2a to 2c are sandwiched between the conductive bars 5 to 7 side. May be formed. Although the circuit breaker has been described as an example of the electric device 11, the electric device 11 is not limited to the circuit breaker, and the electric device 1 such as an electromagnetic contactor is not limited thereto.
1 may be used.
【００２５】[0025]
【発明の効果】上述のように、請求項１の発明は、厚み
方向に所定の間隔を開けて並設された導電バーと、複数
の接続端子が並設された電気機器との間を電気的に接続
する接続変換アダプタにおいて、電気機器の各接続端子
毎に設けられ該接続端子をいずれかの導電バーに電気的
に接続するプラグユニットを複数有し、上記プラグユニ
ットは、電気機器の接続端子にねじ止めすることにより
該接続端子に電気的且つ機械的に接続されるとともに導
電バーに対して差し込みにより電気的に接続される差込
端子と、差込端子を収めるケースとからなり、各プラグ
ユニットのケースを同一形状に形成し、電気機器の接続
端子の数だけプラグユニットを並設して成ることを特徴
とし、差込端子は導電バーに対して差し込みにより電気
的に接続されるから、差込端子と導電バーとのねじ締め
作業がなくなって、接続作業を容易に行えるという効果
がある。しかも複数の導電バーにそれぞれ接続されるプ
ラグユニットを組み合わせて並設することにより所望の
接続変換アダプタを構成することができるから、極数の
異なる電気機器にもプラグユニットの個数を変えること
によって対応することができ、複数の差込端子を１つの
ケース内に収納する場合のように極数の異なる電気機器
毎にケースの形状を変える必要がなく、部品の共通化を
図ることができるという効果がある。As described above, according to the first aspect of the invention, the electric conduction is provided between the conductive bar arranged in parallel in the thickness direction at a predetermined interval and the electric equipment in which the plurality of connection terminals are arranged in parallel. In the connection conversion adapter for electrically connecting, a plurality of plug units are provided for each connection terminal of the electric device and electrically connect the connection terminal to one of the conductive bars, and the plug unit is for connecting the electric device. By screwing on the terminal
Ri Do from with a plug terminal which is electrically connected by plug against a conductive bar, a case accommodating the plug-in terminal is electrically and mechanically connected to the connection terminals, each plug
The case of the unit is formed in the same shape to connect electrical equipment
The feature is that plug units are installed in parallel for the number of terminals, and the plug-in terminal is electrically connected to the conductive bar by inserting it, so there is no need to screw the plug-in terminal and the conductive bar. The effect is that connection work can be performed easily. Moreover, a desired connection conversion adapter can be configured by combining and arranging plug units that are connected to a plurality of conductive bars in parallel, so that it is possible to adapt to the electrical equipment with different numbers of poles by changing the number of plug units. As a result, it is not necessary to change the shape of the case for each electric device having a different number of poles as in the case of housing a plurality of plug terminals in one case, and it is possible to achieve common parts. There is.
【００２６】請求項２の発明は、差込端子と電気機器の
接続端子との電気的接続はねじ端子により行われ、前記
ねじ端子により差込端子と電気機器の接続端子とを電気
的に接続した状態で前記ねじ端子を覆う端子カバーを設
けたことを特徴とし、端子カバーがねじ端子を覆ってい
るので、請求項１の発明の効果に加えて、ねじ端子を誤
って緩めたり、ドライバーなどがねじ端子に触れて感電
などの事故が発生するのを防止でき、安全性が向上する
という効果がある。According to a second aspect of the invention, the electrical connection between the plug-in terminal and the connection terminal of the electric device is performed by a screw terminal, and the screw terminal electrically connects the plug-in terminal and the connection terminal of the electric device. In this state, a terminal cover for covering the screw terminal is provided, and the terminal cover covers the screw terminal. Therefore, in addition to the effect of the invention of claim 1, the screw terminal is accidentally loosened, a screwdriver, etc. It is possible to prevent an accident such as an electric shock from touching the screw terminal, and there is an effect that safety is improved.
【００２７】請求項３の発明は、上記端子カバーは各プ
ラグユニット毎に設けられ、複数の端子カバーに至るシ
ール材を複数の端子カバーの表面に貼り付けており、請
求項２の発明の効果に加えて、端子カバーはプラグユニ
ット毎に設けられているので、端子カバーの個数を変え
ることにより極数の異なる電気機器にも容易に対応する
ことができ、しかも複数の端子カバーに至るシール材を
端子カバーに貼り付けているので、各端子カバーをシー
ル材で連結することにより、プラグユニットに端子カバ
ーを取り付ける力を大きくすることができ、各端子カバ
ーを外れにくくできるという効果がある。According to the invention of claim 3, the terminal cover is provided for each plug unit, and the sealing material reaching the plurality of terminal covers is attached to the surface of the plurality of terminal covers. In addition, since the terminal cover is provided for each plug unit, it is possible to easily adapt to electrical equipment with different numbers of terminals by changing the number of terminal covers. Since the terminals are attached to the terminal cover, the force of attaching the terminal cover to the plug unit can be increased by connecting the terminal covers with the sealing material, and it is possible to prevent the terminal covers from coming off easily.
【図１】実施形態１の接続変換アダプタと回路遮断器と
の接続前の状態を示す斜視図である。FIG. 1 is a perspective view showing a state before connection between a connection conversion adapter and a circuit breaker according to a first embodiment.
【図２】同上の接続変換アダプタを回路遮断器に接続し
た状態を示す斜視図である。FIG. 2 is a perspective view showing a state in which the above connection conversion adapter is connected to a circuit breaker.
【図３】同上の接続変換アダプタを構成するプラグユニ
ットの断面図である。FIG. 3 is a cross-sectional view of a plug unit that constitutes the above connection conversion adapter.
【図４】同上の接続変換アダプタを構成する別のプラグ
ユニットの断面図である。FIG. 4 is a cross-sectional view of another plug unit that constitutes the above connection conversion adapter.
【図５】同上の接続変換アダプタを構成するまた別のプ
ラグユニットの断面図である。FIG. 5 is a cross-sectional view of another plug unit that constitutes the above connection conversion adapter.
【図６】実施形態２の接続変換アダプタと回路遮断器と
の接続前の状態を示す斜視図である。FIG. 6 is a perspective view showing a state before connection between the connection conversion adapter and the circuit breaker according to the second embodiment.
【図７】同上の接続変換アダプタを回路遮断器に接続し
た状態を示す斜視図である。FIG. 7 is a perspective view showing a state in which the above connection conversion adapter is connected to a circuit breaker.
【図８】同上の別の接続変換アダプタを回路遮断器に接
続した状態を示す斜視図である。FIG. 8 is a perspective view showing a state in which another connection conversion adapter of the above is connected to a circuit breaker.
Ａ 接続変換アダプタ １ａ〜１ｃ ケース ２ａ〜２ｃ 導電性接続部材 ８〜１０ 挿通溝 １１ 電気機器 ５１〜５３ 接続端子 ５４ 挿通孔 １００ａ〜１００ｃ プラグユニット A connection conversion adapter 1a-1c case 2a to 2c Conductive connection member 8-10 insertion groove 11 electrical equipment 51-53 connection terminal 54 insertion hole 100a-100c plug unit
───────────────────────────────────────────────────── フロントページの続き (72)発明者 住野 安弘 大阪府門真市大字門真1048番地松下電工 株式会社内 (72)発明者 田中 孝信 大阪府門真市大字門真1048番地松下電工 株式会社内 (72)発明者 水野 初男 大阪府門真市大字門真1048番地松下電工 株式会社内 (72)発明者 中道 義也 大阪府門真市大字門真1048番地松下電工 株式会社内 (56)参考文献 特開 平11−238564（ＪＰ，Ａ) 特開 平９−270226（ＪＰ，Ａ) 実開 平７−8941（ＪＰ，Ｕ) 米国特許3346777（ＵＳ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) H01H 71/08 H01H 73/06 - 73/08 H01H 73/20 H02B 1/40 - 1/42 H01R 13/514 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Yasuhiro Sumino 1048, Kadoma, Kadoma, Osaka Prefecture Matsushita Electric Works, Ltd. (72) Takanobu Tanaka, 1048, Kadoma, Kadoma, Osaka Prefecture, Matsushita Electric Works, Ltd. (72) Inventor, Hatsuo Mizuno, 1048, Kadoma, Kadoma, Osaka Prefecture, Matsushita Electric Works, Ltd. (72) Yoshiya Nakamichi, 1048, Kadoma, Kadoma, Osaka Prefecture, Matsushita Electric Works, Ltd. (56) Reference JP-A-11-238564 (JP, A) Japanese Patent Laid-Open No. 9-270226 (JP, A) Ukaikai 7-8941 (JP, U) US Patent 3346777 (US, A) (58) Fields investigated (Int.Cl. 7 , DB name) ) H01H 71/08 H01H 73/06-73/08 H01H 73/20 H02B 1/40-1/42 H01R 13/514
Claims (3)
導電バーと、複数の接続端子が並設された電気機器との
間を電気的に接続する接続変換アダプタにおいて、電気
機器の各接続端子毎に設けられ該接続端子をいずれかの
導電バーに電気的に接続するプラグユニットを複数有
し、上記プラグユニットは、電気機器の接続端子にねじ
止めすることにより該接続端子に電気的且つ機械的に接
続されるとともに導電バーに対して差し込みにより電気
的に接続される差込端子と、差込端子を収めるケースと
からなり、各プラグユニットのケースを同一形状に形成
し、電気機器の接続端子の数だけプラグユニットを並設
して成ることを特徴とする接続変換アダプタ。1. A connection conversion adapter for electrically connecting a conductive bar arranged side by side at a predetermined interval in the thickness direction and an electric device in which a plurality of connection terminals are arranged side by side. There is a plurality of plug units provided for each connection terminal and electrically connecting the connection terminal to any of the conductive bars, and the plug unit is screwed to a connection terminal of an electric device.
And plug terminals are electrically connected by insertion with respect to the conductive bars while being electrically and mechanically connected to the connection terminal by stopping, Ri Do and a case accommodating the plug-in terminals, each plug unit Form the same case
And install plug units in parallel for the number of connection terminals for electrical equipment.
A connection conversion adapter characterized by comprising the following .
接続はねじ端子により行われ、前記ねじ端子により差込
端子と電気機器の接続端子とを電気的に接続した状態で
前記ねじ端子を覆う端子カバーを設けたことを特徴とす
る請求項１記載の接続変換アダプタ。2. The screw terminal electrically connects the plug-in terminal and the connection terminal of the electric device, and the screw terminal is electrically connected to the connection terminal of the electric device by the screw terminal. The connection conversion adapter according to claim 1, further comprising a terminal cover that covers the terminals.
けられ、複数の端子カバーに至るシール材を複数の端子
カバーの表面に貼り付けて成ることを特徴とする請求項
２記載の接続変換アダプタ。3. The connection conversion adapter according to claim 2, wherein the terminal cover is provided for each plug unit, and a sealing material reaching the plurality of terminal covers is attached to a surface of the plurality of terminal covers. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14774798A JP3414259B2 (en) | 1998-05-28 | 1998-05-28 | Connection conversion adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14774798A JP3414259B2 (en) | 1998-05-28 | 1998-05-28 | Connection conversion adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11339625A JPH11339625A (en) | 1999-12-10 |
| JP3414259B2 true JP3414259B2 (en) | 2003-06-09 |
Family
ID=15437237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14774798A Expired - Lifetime JP3414259B2 (en) | 1998-05-28 | 1998-05-28 | Connection conversion adapter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3414259B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4667970B2 (en) * | 2005-06-17 | 2011-04-13 | 東芝三菱電機産業システム株式会社 | No-fuse breaker mounting device |
| KR100865288B1 (en) | 2007-04-03 | 2008-10-27 | 엘에스산전 주식회사 | A modular terminal for a circuit breaker and the circuit breaker having the modular terminal |
-
1998
- 1998-05-28 JP JP14774798A patent/JP3414259B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11339625A (en) | 1999-12-10 |
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