JP2570384Y2 - Terminal block cover structure of circuit breaker - Google Patents
Terminal block cover structure of circuit breakerInfo
- Publication number
- JP2570384Y2 JP2570384Y2 JP1991005452U JP545291U JP2570384Y2 JP 2570384 Y2 JP2570384 Y2 JP 2570384Y2 JP 1991005452 U JP1991005452 U JP 1991005452U JP 545291 U JP545291 U JP 545291U JP 2570384 Y2 JP2570384 Y2 JP 2570384Y2
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- cover
- terminal block
- engaging portion
- block
- 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
Landscapes
- Switch Cases, Indication, And Locking (AREA)
- Breakers (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この考案は回路遮断器の端子台を
カバーする構造に係り、特に、端子カバーの密閉性を改
良する技術に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for covering a terminal block of a circuit breaker, and more particularly to a technique for improving the tightness of a terminal cover.
【０００２】[0002]
【従来の技術】従来の端子台カバー構造として、例え
ば、図５及び図６に示す技術が知られている。図５の端
子台カバー構造においては、遮断器本体３１の端子台３
２が合成樹脂製の端子カバー３３により上方から被覆さ
れ、その端子カバー３３は固定ビス３４により端子台３
２に取付けられている。この場合、端子カバー３３は平
板状に形成されているため、端子台３２の前面は露出し
たままである。なお、実開昭５５−１５８５５８号公報
には、平板状の端子カバー３３を封印ねじで端子台３２
に取付ける技術が開示されている。また、実開昭５７−
６１４５号公報には、平板状の端子カバー３３を圧力嵌
めにより端子台３２に取付ける技術が開示されている。2. Description of the Related Art As a conventional terminal block cover structure, for example, a technique shown in FIGS. 5 and 6 is known. In the terminal block cover structure of FIG.
2 is covered from above with a terminal cover 33 made of synthetic resin.
2 attached. In this case, since the terminal cover 33 is formed in a flat plate shape, the front surface of the terminal block 32 remains exposed. Japanese Utility Model Application Laid-Open No. 55-158558 discloses that a flat terminal cover 33 is sealed with a terminal screw 32 by a sealing screw.
Is disclosed. In addition,
No. 6145 discloses a technique for attaching a flat terminal cover 33 to a terminal block 32 by press fitting.
【０００３】図６の端子台カバー構造においては、端子
台３２の上面及び前面が半割り箱状の端子カバー３６で
被覆され、その端子カバー３６は封印ねじ３７により端
子台３２に取付けられている。端子カバー３６の上面に
形成した挿通片３８及び封印ねじ３７には封印の用ワイ
ヤー３９が結着されるとともに、端子カバー３６の前面
には端子口４０が開口されている。なお、この種の半割
り箱状の端子カバー３６を封印ねじ３７で端子台３２に
取付けた構造が、例えば、実開昭５５−３４３６５号公
報に開示されている。また、封印ねじ３７にかえて封印
ピンを使用した構造として、実開昭５７−１９７１５２
号公報の技術が知られている。更に、箱状の端子カバー
３６を凹凸の嵌合により端子台３２に取付けた例とし
て、実開昭６１−６０４４７号公報の技術を挙げること
ができる。また、端子口の密閉性を改良した技術とし
て、実公昭３７−６２４９号公報、あるいは実開昭５７
ー７１４６号公報の技術がある。これは端子カバーに配
線挿通用の通路を形成すべく肉薄部あるいはカバー部を
設けてなるもので、配線の際この部分を破って通路とす
るものである。In the terminal block cover structure shown in FIG. 6, the upper and front surfaces of the terminal block 32 are covered with a half-box-shaped terminal cover 36, and the terminal cover 36 is attached to the terminal block 32 by a sealing screw 37. . A sealing wire 39 is attached to the insertion piece 38 and the sealing screw 37 formed on the upper surface of the terminal cover 36, and a terminal port 40 is opened on the front surface of the terminal cover 36. A structure in which this type of a half-box-shaped terminal cover 36 is attached to the terminal block 32 with a sealing screw 37 is disclosed in, for example, Japanese Utility Model Laid-Open No. 55-34365. Further, a structure using a sealing pin in place of the sealing screw 37 is disclosed in Japanese Utility Model Application Laid-Open No. 57-197152.
The technology disclosed in Japanese Patent Application Laid-Open Publication No. H10-209686 is known. Furthermore, as an example in which the box-shaped terminal cover 36 is attached to the terminal block 32 by fitting in a concavo-convex shape, there is a technique disclosed in Japanese Utility Model Laid-Open No. 61-60447. Further, as a technique for improving the sealing property of the terminal port, Japanese Utility Model Publication No. 37-6249 or Japanese Utility Model Publication No.
No. 7146 discloses a technique. This is provided with a thin portion or a cover portion to form a passage for wiring insertion in the terminal cover, and breaks this portion to form a passage when wiring.
【０００４】[0004]
【考案が解決しようとする課題】ところが、上記した従
来の端子台カバー構造によると、図５の場合は端子台３
２の前面が露出したままであり、図６の場合は端子カバ
ー３６の端子口４０が開放したままなので、施工時のみ
ならず使用期間中に発生した塵埃が端子台３２の内部に
進入しやすく、接触不良または短絡事故等の原因になる
可能性があった。また、端子口の密閉性改良の為に、端
子カバーに配線挿通用の肉薄部あるいはカバー部を設け
てなるものは、破る等して通路を形成することは可能で
あるものの、密閉性向上のために一部のみを破り通路を
形成したい場合は、常に必要な部分のみが破れるという
ことはなく難しいものであった。更に、端子カバー３
３、３６の取付けに際して固定ビス３４や封印ねじ３７
等の別部品を使用するため、ドライバー等の工具が必要
になるばかりではなく、それらの部品を落して紛失する
こともよくあり、又、作業能率も悪かった。そこで、こ
の考案の課題は、端子台への塵埃の進入を確実に防止で
きるとともに、端子カバーを簡単に取り付けできる回路
遮断器の端子カバー構造を提供することにある。However, according to the conventional terminal block cover structure described above, in the case of FIG.
6, the front surface of the terminal cover 2 is exposed, and in the case of FIG. 6, the terminal port 40 of the terminal cover 36 is kept open, so that dust generated not only during construction but also during use can easily enter the inside of the terminal block 32. It could cause poor contact or short circuit accidents. In addition, in order to improve the sealing of the terminal port, the thinner part or the cover part for wiring insertion in the terminal cover can be broken to form a passage. Therefore, when it is desired to break only a part and form a passage, it is difficult to break only a necessary part at all times. Furthermore, terminal cover 3
At the time of mounting the fixing screws 3 and 36, the fixing screw 34 and the sealing screw 37 are used.
In order to use separate parts such as the above, not only tools such as a screwdriver are required but also those parts are often dropped and lost, and work efficiency is poor. Accordingly, an object of the present invention is to provide a terminal cover structure of a circuit breaker that can reliably prevent dust from entering a terminal block and can easily attach a terminal cover.
【０００５】[0005]
【課題を解決するための手段】上記の課題を解決するた
めに、この考案の回路遮断器の端子台カバー構造は、端
子台の上面に端子台係合部を形成し、端子台の上面及び
前面を端子カバーで被覆し、その端子カバーの上面被覆
部に端子台係合部に係合するカバー係合部を形成し、こ
のカバー係合部または端子台係合部のいずれか一方に端
子カバーの被覆時に弾性変形して他方に係止される係止
爪を設け、端子カバーの前面被覆部には、端子口を有
し、前記端子口は縦横方向に多数の切断線が刻設され、
配線の太さに応じ欠切可能な被覆片が着脱可能に装着さ
れ、端子台係合部及びカバー係合部をワイヤーで結合し
て、端子カバーを端子台に封印したことを特徴とする。In order to solve the above problems, a terminal block cover structure of a circuit breaker according to the present invention has a terminal block engaging portion formed on an upper surface of a terminal block, and a terminal block engaging portion is formed on the upper surface of the terminal block. The front surface is covered with a terminal cover, and a cover engaging portion for engaging with the terminal block engaging portion is formed on the upper surface covering portion of the terminal cover, and a terminal is provided on one of the cover engaging portion and the terminal block engaging portion. A locking claw that is elastically deformed and locked to the other when the cover is covered is provided, and a terminal cover is provided on the front cover portion of the terminal cover, and the terminal port is engraved with a number of cutting lines in the vertical and horizontal directions. ,
It is characterized in that a covering piece that can be cut off in accordance with the thickness of the wiring is detachably mounted, the terminal block engaging portion and the cover engaging portion are connected by a wire, and the terminal cover is sealed to the terminal block.
【０００６】[0006]
【作用】この考案の端子台カバー構造によれば、端子カ
バーの被覆動作に伴い係止爪が弾性変形して端子台係合
部またはカバー係合部に係止されるので、ワンタッチの
操作で端子カバーを端子台に簡単に取付けることができ
る。この取付状態では、端子台の周囲が端子カバーによ
ってほぼ完全に密閉されるため、施工時に発生した塵埃
が端子台の内部に侵入するおそれがなく、接触不良また
は短絡事故等を未然に防止できる。また、結線に際して
は、端子カバーの被覆片を適宜に切除することにより、
端子口が配線の太さに合わせて形成されるので、端子カ
バーと配線との隙間を可及的に小さくして、使用期間中
における塵埃の侵入をも確実に防止できる。According to the terminal block cover structure of the present invention, the locking claw is elastically deformed with the covering operation of the terminal cover and is locked to the terminal block engaging portion or the cover engaging portion, so that the one-touch operation can be performed. The terminal cover can be easily attached to the terminal block. In this mounting state, the periphery of the terminal block is almost completely sealed by the terminal cover, so that dust generated at the time of construction does not enter the inside of the terminal block, and a poor contact or a short circuit accident can be prevented. Also, at the time of connection, by appropriately cutting off the cover piece of the terminal cover,
Since the terminal opening is formed in accordance with the thickness of the wiring, the gap between the terminal cover and the wiring is made as small as possible, and the intrusion of dust during the use period can be reliably prevented.
【０００７】[0007]
【実施例】以下、この考案を具体化した実施例を図面に
基づいて説明する。図１、図２及び図３において、１は
合成樹脂製の遮断器本体であり、その一側部に複数の端
子凹部２を備えた端子台３が設けられている。端子台３
の左右両側面にはガイド溝４が刻設されるとともに、端
子台３の上面には端子台係合部５が突設され、その端子
台係合部５にはスリット６、係止段部７及び挿通孔８が
形成されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment embodying the present invention will be described below with reference to the drawings. 1, 2 and 3, reference numeral 1 denotes a circuit breaker body made of synthetic resin, on one side of which a terminal block 3 having a plurality of terminal recesses 2 is provided. Terminal block 3
Guide grooves 4 are engraved on both right and left sides of the terminal block, and a terminal block engaging section 5 is protruded from the upper surface of the terminal block 3, and the terminal block engaging section 5 has a slit 6 and a locking step section. 7 and an insertion hole 8 are formed.
【０００８】１０は端子カバーであり、前記端子台３の
上面、前面、及び左右両側面を被覆できるように合成樹
脂材料により半割り箱状に成形されている。端子カバー
１０の側面被覆部１１の内面には凸条１２が形成され、
この凸条１２を端子台３のガイド溝４に挿入することに
より、端子台３に端子カバー１０を前方から装着できる
ようになっている。Reference numeral 10 denotes a terminal cover, which is formed of a synthetic resin material into a half box shape so as to cover the upper surface, the front surface, and both right and left sides of the terminal block 3. A ridge 12 is formed on the inner surface of the side cover 11 of the terminal cover 10,
By inserting the ridge 12 into the guide groove 4 of the terminal block 3, the terminal cover 10 can be mounted on the terminal block 3 from the front.
【０００９】前記端子カバー１０の上面被覆部１３には
前記端子台係合部５に係合するカバー係合部１４が設け
られている。このカバー係合部１４は、端子台係合部５
のスリット６に挿入される突片１５と、係止段部７に左
右両側から係止される一対の係止爪１６と、各係止爪１
６を拡開操作する一対の操作片１７とから構成され、前
記突片１５には端子台係合部５の挿通孔８に合致する小
孔１８が穿設されている。そして、端子カバー１０の被
覆時には、係止爪１６がいったん外側へ弾性変形したの
ち復形して係止段部７に係止され、その状態で、端子カ
バー１０の前方への離脱を阻止できるように構成されて
いる。図２において、１９は挿通孔８と小孔１８とに挿
通されたワイヤーであり、このワイヤー１９で端子台係
合部５及びカバー係合部１４を結着することによって端
子カバー１０が端子台３に封印されている。A cover engaging portion 14 that engages with the terminal block engaging portion 5 is provided on the upper surface covering portion 13 of the terminal cover 10. The cover engaging portion 14 is connected to the terminal block engaging portion 5.
A pair of locking claws 16 locked from both left and right sides by the locking step 7, and a pair of locking claws 1.
A small hole 18 is formed in the protrusion 15 so as to match the insertion hole 8 of the terminal block engaging portion 5. Then, when the terminal cover 10 is covered, the locking claw 16 is once elastically deformed outward and then returns to its shape and is locked by the locking step 7, and in this state, the terminal cover 10 can be prevented from being detached forward. It is configured as follows. In FIG. 2, reference numeral 19 denotes a wire inserted into the insertion hole 8 and the small hole 18. The terminal cover 10 is connected to the terminal cover engaging portion 5 and the cover engaging portion 14 by the wire 19, whereby the terminal cover 10 is connected to the terminal block. 3 is sealed.
【００１０】一方、端子カバー１０の前面被覆部２１に
は端子台３の端子凹部２に対向するように複数の端子口
２２が開口され、各端子口２２はそれとほぼ同大の合成
樹脂板からなる被覆片２３により覆われている。図３に
示すように、被覆片２３はその周縁に複数の小突起２４
を備え、各小突起２４を端子口２２の内周面、或いは、
そこに刻設した溝（図示略）に係止することによって端
子カバー１０に対し着脱可能に装着されている。また、
被覆片２３の表面または裏面に多数本の切断線２５が縦
横に刻設されていて、任意の切断線２５で被覆片２３の
一部を切除することにより、図２に示すように、前面被
覆部２１に配線２６の太さに応じた端子口２２を形成で
きるように構成されている。On the other hand, a plurality of terminal ports 22 are opened in the front cover 21 of the terminal cover 10 so as to face the terminal recesses 2 of the terminal block 3, and each terminal port 22 is made of a synthetic resin plate having substantially the same size as the terminal port. Is covered with a covering piece 23. As shown in FIG. 3, the covering piece 23 has a plurality of small protrusions 24 around its periphery.
And each small protrusion 24 is provided on the inner peripheral surface of the terminal port 22 or
It is detachably attached to the terminal cover 10 by engaging with a groove (not shown) formed therein. Also,
A large number of cutting lines 25 are engraved vertically and horizontally on the front surface or the back surface of the covering piece 23. By cutting off a part of the covering piece 23 at an arbitrary cutting line 25, as shown in FIG. The terminal 21 is configured so that a terminal port 22 corresponding to the thickness of the wiring 26 can be formed in the portion 21.
【００１１】次に、上記のように構成したこの実施例の
端子台カバー構造の作用について説明する。図１に示す
分解状態において、端子カバー１０の各端子口２２を被
覆片２３で閉鎖したのち、凸条１２をガイド溝４に挿入
して端子カバー１０を端子台３に装着すると、カバー係
合部１４の突片１５が端子台係合部５のスリット６に挿
入されるとともに、係止爪１６が弾性変形して係止段部
７に係止されて、端子台３が各方向へ移動不能に仮止め
固定される。したがって、従来とは異なり、固定ビスま
たは封印ねじ等の別部品やドライバー等の工具を使用し
なくても、端子カバー１０をスライドするだけのワンタ
ッチの操作でそれを端子台３に簡単かつ確実に取付ける
ことができる。そして、この取付状態では、端子台３の
左右両側面、上面及び前面が端子カバー１０の側面被覆
部１１、上面被覆部１３及び前面被覆部２１によってそ
れぞれ被覆され、しかも、端子口２２が被覆片２３によ
り覆われるため、端子台３の周囲をほぼ完全に密閉で
き、これによって、施工時に発生した塵埃が端子台３の
内部に侵入するおそれがなくなり、もって、接触不良ま
たは短絡事故等を未然に防止することができる。Next, the operation of the terminal block cover structure of this embodiment configured as described above will be described. In the disassembled state shown in FIG. 1, after each terminal port 22 of the terminal cover 10 is closed with the covering piece 23, the ridge 12 is inserted into the guide groove 4 and the terminal cover 10 is mounted on the terminal block 3. The projecting piece 15 of the portion 14 is inserted into the slit 6 of the terminal block engaging portion 5, and the locking claw 16 is elastically deformed and locked by the locking step 7, so that the terminal block 3 moves in each direction. Temporarily fixed to impossible. Therefore, unlike the related art, the terminal cover 3 can be easily and reliably attached to the terminal block 3 by one-touch operation simply by sliding the terminal cover 10 without using a separate component such as a fixing screw or a sealing screw or a tool such as a screwdriver. Can be installed. In this mounting state, the left and right side surfaces, the top surface, and the front surface of the terminal block 3 are covered with the side cover portion 11, the top cover portion 13, and the front cover portion 21 of the terminal cover 10, respectively. Since the terminal block 3 is covered, the periphery of the terminal block 3 can be almost completely sealed, so that there is no possibility that dust generated at the time of construction will enter the inside of the terminal block 3, thereby preventing a poor contact or a short circuit accident. Can be prevented.
【００１２】一方、結線に際しては、カバー係合部１４
の操作片１７を指で摘めば、係止爪１６が開いて係止段
部７から解離されるため、端子カバー１０を端子台３か
ら容易に取外すことができる。そして、この開放状態で
端子台３の端子（図示略）に配線２６を結線する。結線
終了後には、端子カバー１０から被覆片２３をいったん
外し、配線２６の太さを考慮し、被覆片２３の一部を切
断線２５にて切除してその大きさを調整する。次いで、
調整後の被覆片２３を再び端子カバー１０に装着すれ
ば、その前面被覆部２１に配線２６の太さに適合した大
きさの端子口２２が形成される。したがって、この端子
カバー１０を前記と同様にして端子台３に取付ければ、
図２に示すように、前面被覆部２１と配線２６との隙間
を可及的に小さくでき、もって、結線後つまり使用期間
中における塵埃の侵入が確実に防止される。その後、挿
通孔８と小孔１８とにワイヤー１９を挿通して端子台係
合部５及びカバー係合部１４を相互に結着すれば、封印
ねじ等の専用部品を使用しなくとも、端子カバー１０を
端子台３に確実に封印することができる。On the other hand, when connecting, the cover engaging portion 14
When the operation piece 17 is pinched by a finger, the locking claw 16 is opened and disengaged from the locking step 7, so that the terminal cover 10 can be easily removed from the terminal block 3. In this open state, the wiring 26 is connected to the terminal (not shown) of the terminal block 3. After the connection is completed, the covering piece 23 is once removed from the terminal cover 10 and a part of the covering piece 23 is cut off along the cutting line 25 to adjust the size thereof in consideration of the thickness of the wiring 26. Then
When the adjusted cover piece 23 is attached to the terminal cover 10 again, the terminal port 22 having a size suitable for the thickness of the wiring 26 is formed in the front cover 21. Therefore, if this terminal cover 10 is attached to the terminal block 3 in the same manner as described above,
As shown in FIG. 2, the gap between the front cover 21 and the wiring 26 can be made as small as possible, thereby reliably preventing dust from entering after connection, that is, during use. Thereafter, if the wire 19 is inserted into the insertion hole 8 and the small hole 18 to bond the terminal block engaging portion 5 and the cover engaging portion 14 to each other, the terminal can be used without using a special part such as a sealing screw. The cover 10 can be securely sealed to the terminal block 3.
【００１３】ところで、この考案は上記実施例に限定さ
れるものではなく、図４に示す構成で実施することも可
能である。なお、この図において、上記実施例と同一の
符号はそれと同一または相当する構成部分を示すもので
ある。図４の端子台カバー構造は、端子台３の上面に一
対の端子台係合部５が突設され、それらの一部に係止爪
１６が形成されている。端子カバー１０の上面被覆部１
３には、前記係止爪１６に係止可能な孔からなる一対の
カバー係合部１４が透設され、端子カバー１０の上方か
らの被覆動作に伴い、端子台係合部５の係止爪１６が弾
性変形してカバー係合部１４に係止するように構成され
ている。したがって、この構成によっても、前記実施例
と同様、端子カバー１０をワンタッチの操作で端子台３
に簡単に取り付けることができる。その他、この考案の
趣旨を逸脱しない範囲で各部の形状並びに構成を変更し
て具体化することも可能である。By the way, the present invention is not limited to the above embodiment, but can be implemented with the configuration shown in FIG. In this figure, the same reference numerals as those in the above-mentioned embodiment indicate the same or corresponding components. In the terminal block cover structure of FIG. 4, a pair of terminal block engaging portions 5 are provided on the upper surface of the terminal block 3, and locking claws 16 are formed on a part of them. Top cover 1 of terminal cover 10
3 is provided with a pair of cover engaging portions 14 formed of holes that can be engaged with the engaging claws 16, and the terminal block engaging portions 5 are engaged with the cover operation from above the terminal cover 10. The claw 16 is configured to be elastically deformed and locked to the cover engaging portion 14. Therefore, according to this configuration, the terminal cover 10 can be operated by one-touch operation as in the above-described embodiment.
It can be easily attached to. In addition, the shape and configuration of each part can be changed and embodied without departing from the spirit of the present invention.
【００１４】[0014]
【００１５】[0015]
【考案の効果】以上詳述したように、この考案によれ
ば、係止爪の作用によりワンタッチの操作で端子カバー
を端子台に簡単に取付けでき、その取付状態では、端子
カバーにより端子台の周囲をほぼ完全に密閉して、施工
時に発生した塵埃が端子台の内部に侵入するおそれをな
くし、接触不良または短絡事故等を未然に防止でき、し
かも、結線に際しては、被覆片により端子口を配線の太
さに合わせて形成して、端子カバーと配線との隙間を可
及的に小さくでき、もって、使用期間中における塵埃の
侵入をも確実に防止できるという優れた効果を奏する。As described above in detail, according to the present invention, the terminal cover can be easily attached to the terminal block by one-touch operation by the action of the locking claw. The surrounding area is almost completely sealed, eliminating the possibility that dust generated during construction will enter the terminal block, preventing poor contact or short circuit accidents, etc. When formed in accordance with the thickness of the wiring, the gap between the terminal cover and the wiring can be made as small as possible, and therefore, an excellent effect that dust can be reliably prevented from entering during use can be obtained.
【図１】本考案の一実施例による回路遮断器の端子台カ
バー構造を示す分解斜視図である。FIG. 1 is an exploded perspective view illustrating a terminal block cover structure of a circuit breaker according to an embodiment of the present invention.
【図２】図１の端子カバーを端子台に組みつけた状態を
示す斜視図である。FIG. 2 is a perspective view showing a state where the terminal cover of FIG. 1 is assembled to a terminal block.
【図３】図１の端子カバーの一部を拡大して示す正面図
である。FIG. 3 is an enlarged front view showing a part of the terminal cover of FIG. 1;
【図４】この考案による端子台係合部及びカバー係合部
の別の実施例を示す斜視図である。FIG. 4 is a perspective view showing another embodiment of the terminal block engaging portion and the cover engaging portion according to the present invention.
【図５】平板状の端子カバーを使用した従来の端子台カ
バー構造を示す分解斜視図である。FIG. 5 is an exploded perspective view showing a conventional terminal block cover structure using a flat terminal cover.
【図６】箱状の端子カバーを使用した従来の端子台カバ
ー構造を示す斜視図である。FIG. 6 is a perspective view showing a conventional terminal block cover structure using a box-shaped terminal cover.
１・・遮断器本体、２・・端子凹部、３・・端子台、４
・・ガイド溝、５・・端子台係合部、６・・スリット、
７・・係止段部、８・・挿通孔、１０・・端子カバー、
１１・・側面被覆部、１２・・凸条、１３・・上面被覆
部、１４・・カバー係合部、１５・・突片、１６・・係
止爪、１７・・操作片、１８・・小孔、１９・・ワイヤ
ー、２１・・前面被覆部、２２・・端子口、２３・・被
覆片、２４・・小突起、２５・・切断線、２６・・配線1. Circuit breaker body, 2. Terminal recess, 3. Terminal block, 4.
..Guide grooves, 5 · Terminal block engaging portions, 6 ·· Slits
7 ··· Locking step, 8 ··· Insertion hole, 10 ·· Terminal cover,
11 ··· side cover, 12 ··· ridge, 13 · · · top cover, 14 · · · cover engaging part, 15 · · protruding piece, 16 · · · locking claw, 17 · · · operation piece, 18 · · · · Small holes, 19 wires, 21 front cover parts, 22 terminal openings, 23 coating pieces, 24 small projections, 25 cutting wires, 26 wiring
Claims (1)
前記端子台の上面及び前面を端子カバーで被覆し、前記
端子カバーの上面被覆部に端子台係合部に係合するカバ
ー係合部を形成し、前記カバー係合部または端子台係合
部のいずれか一方に端子カバーの被覆時に弾性変形して
他方に係止される係止爪を設け、端子カバーの前面被覆
部には端子口を有し、前記端子口は縦横方向に多数の切
断線が刻設され、配線の太さに応じ欠切可能な被覆片が
着脱可能に装着され、前記端子台係合部及びカバー係合
部をワイヤーで結合して、端子カバーを端子台に封印し
てなることを特徴とする回路遮断器の端子台カバー構
造。1. A terminal block engaging portion is formed on an upper surface of a terminal block,
The upper surface and the front surface of the terminal block are covered with a terminal cover, and a cover engaging portion that engages with the terminal block engaging portion is formed on the upper surface covering portion of the terminal cover, and the cover engaging portion or the terminal block engaging portion is formed. A locking claw that is elastically deformed and locked to the other when the terminal cover is covered is provided on one of the terminals, and the terminal cover has a terminal port on the front cover portion, and the terminal port has a large number of cuts in the vertical and horizontal directions. A wire is engraved, a covering piece that can be cut off according to the thickness of the wiring is detachably attached, and the terminal block engaging portion and the cover engaging portion are connected with a wire to seal the terminal cover to the terminal block. A terminal block cover structure for a circuit breaker, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991005452U JP2570384Y2 (en) | 1991-01-19 | 1991-01-19 | Terminal block cover structure of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991005452U JP2570384Y2 (en) | 1991-01-19 | 1991-01-19 | Terminal block cover structure of circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0498240U JPH0498240U (en) | 1992-08-25 |
| JP2570384Y2 true JP2570384Y2 (en) | 1998-05-06 |
Family
ID=31735993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991005452U Expired - Lifetime JP2570384Y2 (en) | 1991-01-19 | 1991-01-19 | Terminal block cover structure of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2570384Y2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4693164B2 (en) * | 2005-11-30 | 2011-06-01 | 河村電器産業株式会社 | Circuit breaker |
| JP4693165B2 (en) * | 2005-11-30 | 2011-06-01 | 河村電器産業株式会社 | Circuit breaker |
| JP5557706B2 (en) * | 2010-11-15 | 2014-07-23 | 株式会社日立産機システム | Protective cover for electrical equipment |
| JP5250789B2 (en) * | 2011-10-21 | 2013-07-31 | テンパール工業株式会社 | 2-pole circuit breaker |
| FR3091793B1 (en) * | 2019-01-10 | 2021-01-29 | Hager Electro Sas | Terminal block |
| JP7101633B2 (en) * | 2019-03-27 | 2022-07-15 | 三菱電機株式会社 | Terminal cover and switchgear unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577146B2 (en) * | 1974-01-26 | 1982-02-09 | ||
| JPS5841646U (en) * | 1981-09-16 | 1983-03-18 | 三菱自動車工業株式会社 | Automobile seat belt structure |
| JPS59144480A (en) * | 1983-02-08 | 1984-08-18 | 株式会社 タカトリ機械製作所 | Connecting and delivering apparatus and method of croach raising stitching machine and edge stitching machine of pantystocking |
| JPS6091744A (en) * | 1983-10-26 | 1985-05-23 | Japanese National Railways<Jnr> | Line control system of loop type remote supervisory controller group |
| JPS621346B2 (en) * | 1980-07-17 | 1987-01-13 | Asahi Glass Co Ltd |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577146U (en) * | 1980-06-13 | 1982-01-14 | ||
| JPS621346U (en) * | 1985-06-18 | 1987-01-07 |
-
1991
- 1991-01-19 JP JP1991005452U patent/JP2570384Y2/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577146B2 (en) * | 1974-01-26 | 1982-02-09 | ||
| JPS621346B2 (en) * | 1980-07-17 | 1987-01-13 | Asahi Glass Co Ltd | |
| JPS5841646U (en) * | 1981-09-16 | 1983-03-18 | 三菱自動車工業株式会社 | Automobile seat belt structure |
| JPS59144480A (en) * | 1983-02-08 | 1984-08-18 | 株式会社 タカトリ機械製作所 | Connecting and delivering apparatus and method of croach raising stitching machine and edge stitching machine of pantystocking |
| JPS6091744A (en) * | 1983-10-26 | 1985-05-23 | Japanese National Railways<Jnr> | Line control system of loop type remote supervisory controller group |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0498240U (en) | 1992-08-25 |
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