JPH038222A - Breaker - Google Patents
BreakerInfo
- Publication number
- JPH038222A JPH038222A JP14245289A JP14245289A JPH038222A JP H038222 A JPH038222 A JP H038222A JP 14245289 A JP14245289 A JP 14245289A JP 14245289 A JP14245289 A JP 14245289A JP H038222 A JPH038222 A JP H038222A
- Authority
- JP
- Japan
- Prior art keywords
- hole
- projected part
- flexible conductor
- conductors
- contact
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 47
- 230000037431 insertion Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 6
- 229910000679 solder Inorganic materials 0.000 abstract description 5
- 238000005304 joining Methods 0.000 abstract description 3
- 230000000994 depressogenic effect Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 238000005219 brazing Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Contacts (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は遮断器、特に可動接続子に接続される可撓導
体の改良に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an improvement in a flexible conductor connected to a circuit breaker, particularly a movable connector.
第１３図〜第１５図は例えば特開昭５８−１２９７１７
号公報に示された従来の遮断器を示す図であり、第１３
図は全体図、第１４図は第１３図の可撓導体部分を示す
斜視図、第１５図は第１４図の可撓導体を示す斜視図で
ある。Figures 13 to 15 are, for example, published in Japanese Patent Application Laid-Open No. 58-129717.
FIG. 13 is a diagram showing a conventional circuit breaker shown in the publication No. 13.
14 is a perspective view showing the flexible conductor portion shown in FIG. 13, and FIG. 15 is a perspective view showing the flexible conductor shown in FIG. 14.
図）こおいて、（１）は並設された複数の可動子、（２
）は可動子（１）に設けた可動側主接点、（３）は可動
子（１）を回転可能に支持する軸、（４）は可動子（１
）が接続される可撓導体で、可動子（１）と同数の数が
並設されている。（５）は押しばねで、接点圧力を生じ
させる。（６）は端子を形成する導体で、ボルト（７）
により各可撓導体（４）をまとめて接続している。Figure) Here, (1) is a plurality of movers arranged in parallel, (2
) is the main contact on the movable side provided on the movable element (1), (3) is the shaft that rotatably supports the movable element (1), and (4) is the movable side main contact provided on the movable element (1).
) are connected to the flexible conductors, and the same number of movable elements (1) are arranged in parallel. (5) is a pressure spring that generates contact pressure. (6) is the conductor forming the terminal, and the bolt (7)
The flexible conductors (4) are connected together.
（８）は固定導体、（９）は固定導体（８）に設けた固
定側主接点、（１０）は可動子（１）を開閉させる開閉
機構部、（１１）は引外しリレ一部、（１２）は消弧室
である。(8) is a fixed conductor, (9) is a fixed side main contact provided on the fixed conductor (8), (10) is an opening/closing mechanism part that opens and closes the mover (1), (11) is a part of a tripping relay, (12) is an arc extinguishing chamber.
開閉機構部（１０）に動作されて可動子（１）が回転し
、両生接点（２） 、 （９）が開閉する。その際に発
生するアークは消弧室（１２）で消弧される。The movable element (1) is rotated by the opening/closing mechanism (10), and the amphibian contacts (2) and (9) open and close. The arc generated at this time is extinguished in the arc extinguishing chamber (12).
上記のような従来の遮断器では、可撓導体（４）と可動
子（１）とが別体で構成されてボルト（１３）により接
続されると共に可撓導体（４）と可動子（１）ｔこは良
導体のメツキなどが施こされているので、この接続部に
より通電ワットロスが生じ、温度が上昇するという問題
点があった。このことから通電路における接触抵抗を極
小にすることが、遮断器の小型化、コスト低減を図るの
暑こ必須条件であった。In the conventional circuit breaker as described above, the flexible conductor (4) and the movable element (1) are constructed separately and connected by bolts (13), and the flexible conductor (4) and the movable element (1) are constructed separately. ) Since this connection part is plated with a good conductor, there is a problem in that a power loss occurs due to this connection part and the temperature rises. For this reason, minimizing the contact resistance in the current-carrying path has become an essential condition for reducing the size and cost of circuit breakers.
この発明はかかる問題点を解消するためになされたもの
で、各可撓導体と接点取付台とを一体結合する銀ロウ材
などが可撓導体孔の内面に一様に充満されるべくクリア
ランスを設けることにより、複数枚の可撓導体と接点取
付台との電気的接合の信頼性を高めることができろ遮断
器を得ることを目的とする。This invention was made to solve this problem, and the clearance is created so that the inner surface of the flexible conductor hole is uniformly filled with the silver solder material that integrally connects each flexible conductor and the contact mounting base. It is an object of the present invention to provide a circuit breaker which can improve the reliability of electrical connection between a plurality of flexible conductors and a contact mount by providing such a structure.
この発明に係る遮断器は、複数枚の可撓導体を重ね合わ
せた孔に挿入される接点取付台の凸部および／または前
記孔に凹溝を設けて両者間暑こクリアランスを保持し、
銀ロウ材などを充満させるものである。The circuit breaker according to the present invention maintains heat clearance between the two by providing a convex portion of a contact mount inserted into a hole in which a plurality of flexible conductors are overlapped and/or a concave groove in the hole;
It is filled with silver brazing material, etc.
この発明においては、各可撓導体と接点取付台と可動接
点とを一体にしたので、ボルトによる接続部がなくなり
、通電ワットロスを下げて温度上昇が押さえられる。In this invention, since each flexible conductor, contact mount, and movable contact are integrated, there is no need for a bolted connection, which reduces current wattage loss and suppresses temperature rise.
この発明の一実施例を第１図〜第１０図について説明す
る。第１図は可撓導体部分を示す第１４図と同じ図、第
２図は第１図の並設された可撓導体部分の１ユニツトを
示す斜視図、第３図は第２図の可撓導体部を示す斜視図
、第４図は第３図の線ＩＶ−ＩＶの断面図、第５図は第
４図を上からみた図、第６図は第３図の可撓導体を示す
斜視図、第７図は第６図の線■Ｉ−■の断面図、第８図
は第３図の接点取付台を示す斜視図、第９図は第３図の
接続片を示す斜視口、第１０図は第９図の線Ｘ−Ｘの断
面図であり、前記従来のものと同一または相当部分には
同一符号を付して説明を省略する。An embodiment of the present invention will be described with reference to FIGS. 1 to 10. 1 is the same view as FIG. 14 showing the flexible conductor portion, FIG. 2 is a perspective view showing one unit of the flexible conductor portions arranged in parallel in FIG. 1, and FIG. 3 is the same view as FIG. FIG. 4 is a sectional view taken along line IV-IV in FIG. 3, FIG. 5 is a view of FIG. 4 viewed from above, and FIG. 6 shows the flexible conductor in FIG. 3. A perspective view, FIG. 7 is a sectional view taken along the line ■I-■ in FIG. 6, FIG. 8 is a perspective view showing the contact mounting base in FIG. 3, and FIG. 9 is a perspective view showing the connection piece in FIG. 3. , FIG. 10 is a sectional view taken along the line XX in FIG. 9, and the same or corresponding parts as those of the conventional device are given the same reference numerals and the explanation thereof will be omitted.
図において、（１′４）、は接点取付台で、可動接触子
（２）が銀ロウなどにより接合されている。（１５）は
可撓導体で、例えば薄板銅板を複数枚重ねて構成されて
いる。（１６）は押しばね（５）に係合するばね受け％
（１７）は軸（３）に回動する支持板で、リベツ）（１
８）で可撓導体（１５）と固定される。（１９）は接続
片で、可撓導体（１５）と導体（６）との電気的接続を
成している。In the figure, (1'4) is a contact mounting base, to which the movable contact (2) is joined with silver solder or the like. (15) is a flexible conductor, which is constructed by stacking a plurality of thin copper plates, for example. (16) is the percentage of the spring receiver that engages with the push spring (5)
(17) is a support plate that rotates around the shaft (3), with rivets) (1
8) and is fixed to the flexible conductor (15). Reference numeral (19) is a connecting piece that electrically connects the flexible conductor (15) and the conductor (6).
可撓導体（１５）は第６図に示すように両端部の規定さ
れた（Ａ）および（Ｂｌの寸法内は、例えば熱圧接など
の手段により固着され、可撓性が無い。反対に（Ａ）お
よび（Ｂ）以外の中央部は層間に空隙を有し、可撓性が
有る。孔（１５Ａ）はリベッ）（１８）が貫通する。孔
（１５Ｂ）は接点取付台（１４）を位置決め接合する孔
である。As shown in FIG. 6, the flexible conductor (15) has no flexibility within the defined dimensions (A) and (Bl) at both ends, as it is fixed by means such as thermocompression welding.On the contrary, ( The center part other than A) and (B) has a gap between the layers and is flexible.The hole (15A) is penetrated by a rivet (18). The hole (15B) is a hole for positioning and joining the contact mount (14).
（１５Ｃ）はボルト（７）を貫通する孔である。第７図
において、孔（１５Ｂ）の内面は孔端面が一致せず凹凸
であることを示している。第９図、第１０図は接続片（
１９）で、導電体例えば銅にメツキ（１９ａ）を施した
ものである。メツキ（１９ａ）は接続片（１９）より導
電率の高い材料とする。（１９ｂ）はボルト（力の貫通
穴である。(15C) is a hole that passes through the bolt (7). FIG. 7 shows that the inner surface of the hole (15B) is uneven because the end surfaces of the hole do not match. Figures 9 and 10 show the connection piece (
19), a conductor such as copper is plated (19a). The plating (19a) is made of a material with higher conductivity than the connecting piece (19). (19b) is a bolt (force through hole).
接点取付台（１４）は、第８図に示すように可撓導体（
１５）の孔（１５Ｂ）に挿入される凸部（１４Ａ）を有
し、かっこの凸部（１４Ａ）には挿入方向に沿った複数
本の凹溝（１４ｇ）が設けられている。よって凸部（１
４Ａ）を孔（１５Ｂ）に挿入したときに、孔（１５Ｂ）
の内面と凸部（１４Ａ）との間にクリアランスが全周に
ついて確保される。その結果、第４図および第５図に示
すように凸部（１４Ａ）の外周全面に一様に銀ロウ材が
充てんされ、電気的接合の信頼性が大幅に向上する。な
お、第８図に示す凸部（１４Ａ）の凹溝（１４ｍ）は挿
入方向に対して必ずしも平行でなくても同じ効果が得ら
れる。The contact mounting base (14) has a flexible conductor (
It has a protrusion (14A) that is inserted into the hole (15B) of the bracket (15), and the protrusion (14A) of the bracket is provided with a plurality of grooves (14g) along the insertion direction. Therefore, the convex portion (1
4A) into the hole (15B), the hole (15B)
A clearance is ensured around the entire circumference between the inner surface and the convex portion (14A). As a result, as shown in FIGS. 4 and 5, the entire outer periphery of the convex portion (14A) is uniformly filled with silver brazing material, and the reliability of the electrical connection is greatly improved. Note that the same effect can be obtained even if the concave groove (14m) of the convex portion (14A) shown in FIG. 8 is not necessarily parallel to the insertion direction.
而して、第２図に示すようにリベツ） （１８）にて他
の部品を取り付けることで、第１図における軸（３）に
回動することが可能゛となり、従来のものと同様に通電
を可能せしめる。従来のような可動子（１）と可撓導体
（４）とを接続するボルト（１３）がなくなり、通電ワ
ットロスが下がり、温度上昇が押さえられる。又可動子
（１）は可撓導体（４）に含まれるので、軽量化とコス
トダウンの効果がある。Therefore, by attaching other parts with rivets (18) as shown in Figure 2, it becomes possible to rotate around the axis (3) in Figure 1, similar to the conventional one. Enables energization. The bolt (13) that connects the movable element (1) and the flexible conductor (4) as in the past is eliminated, reducing current wattage loss and suppressing temperature rise. Furthermore, since the movable element (1) is included in the flexible conductor (4), there is an effect of weight reduction and cost reduction.
上記実施例では接点取付台（１４）に凸部（１４Ａ）お
よび凹溝（１４ａ）を設けることで、可撓導体（１５）
の孔（１５Ｂ）とのクリアランスを確保したが、第１１
図および第１２図に示すように可撓導体（１５）の孔（
１５Ｂ）を異形にし、この異形孔（１５ｂ）に凸部挿入
方向の溝が形成されるようにしても、上記クリアランス
は確保でき、同様の効果を得ることができる。In the above embodiment, by providing the convex portion (14A) and the groove (14a) on the contact mounting base (14), the flexible conductor (15)
Although clearance with hole (15B) was secured,
As shown in the figure and Fig. 12, the hole (
Even if the hole (15B) is made into an irregular shape and a groove in the insertion direction of the convex portion is formed in the irregular hole (15b), the above-mentioned clearance can be secured and the same effect can be obtained.
以上のように、この発明によれば複数枚の導体を重ね合
わせた孔に挿入される接点取付台の凸部および／または
前記孔に挿入方向に沿った凹溝を設けたので、可撓導体
の孔の内面と接点取付台の凸部とのクリアランスを全周
に確保で糠、接合材としての銀ロウが全周に充てんされ
、電気的接触面積を増大させ、接点取付台と可撓導体と
の電気的接続の信頼性が向上すると同時に温度上昇を下
げるという効果が得られる。As described above, according to the present invention, the convex portion of the contact mount inserted into the hole in which a plurality of conductors are overlapped and/or the concave groove along the insertion direction is provided in the hole, so that the flexible conductor can be The entire circumference is filled with bran and silver solder as a bonding material to ensure clearance between the inner surface of the hole and the convex part of the contact mount, increasing the electrical contact area and connecting the contact mount and the flexible conductor. This has the effect of improving the reliability of the electrical connection with the device and at the same time reducing the temperature rise.
第１図はこの発明の一実施例を示す並列可撓導体配置図
、第２図は第１図の並設された可撓導体部分の１ユニツ
トを示す斜視図、第３図は第２図の可撓導体部を示す斜
視図、第４図は第３図の線Ｉｔ／−■の断面図、第５図
は第４図を上からみた図、第６図は第３図の可撓導体を
示す斜視図、第７図は第６図の線■−■の断面図、第８
図は第３図の接点取付台を示す斜視図、第９図は第３図
の接続片を示す斜視図、第１０図は第９図の線Ｘ−Ｘの
断面図、第１１図はこの発明の他の実施例を示す可撓導
体の斜視図、第１２図は第１１図の線■−■の断面図、
第１３図は従来のものを示す全体図、第１４図は第１３
図の可撓導体部分を示す斜視図、第１５図は第１４図の
可撓導体を示す斜視図である。
図において、（２）は可動接触子、（１，４）は接点取
付台、（１４Ａ）は凸部、（１４ｆｉ）は凹溝、（１５
）は可撓導体、（１５Ｂ）は孔を示す。
なお、図中同一符号は同一または相当部分を示す。
第１図FIG. 1 is a layout diagram of parallel flexible conductors showing an embodiment of the present invention, FIG. 2 is a perspective view showing one unit of the flexible conductor portions arranged in parallel in FIG. 1, and FIG. 4 is a sectional view taken along the line It/-■ in FIG. 3, FIG. 5 is a view of FIG. 4 viewed from above, and FIG. A perspective view showing the conductor, Fig. 7 is a sectional view taken along line ■-■ in Fig. 6, and Fig. 8
The figure is a perspective view showing the contact mount shown in Fig. 3, Fig. 9 is a perspective view showing the connection piece shown in Fig. 3, Fig. 10 is a sectional view taken along line X-X in Fig. 9, and Fig. 11 is a perspective view showing the connection piece shown in Fig. A perspective view of a flexible conductor showing another embodiment of the invention, FIG. 12 is a sectional view taken along line ■-■ in FIG. 11,
Figure 13 is an overall diagram showing the conventional one, and Figure 14 is the 13th
FIG. 15 is a perspective view showing the flexible conductor shown in FIG. 14. FIG. In the figure, (2) is a movable contact, (1, 4) is a contact mount, (14A) is a convex part, (14fi) is a groove, (15
) indicates a flexible conductor, and (15B) indicates a hole. Note that the same reference numerals in the figures indicate the same or corresponding parts. Figure 1
Claims (1)
前記孔を含む両端部のみ固着して成る可撓導体と、可動
接触子との間に介在結合される接点取付台とを有する遮
断器において、前記接点取付台に凸部を設けてこの凸部
を前記可撓導体の孔に挿入すると共に、前記凸部および
／または前記可撓導体の孔に挿入方向に沿う複数本の凹
溝を設けたことを特徴とする遮断器。(1) It has a flexible conductor formed by stacking a plurality of conductors having holes at the ends and fixing only the ends including the holes, and a contact mounting base interposed and connected between the movable contactor. In the circuit breaker, a convex portion is provided on the contact mounting base, and the convex portion is inserted into the hole of the flexible conductor, and a plurality of concave portions are provided in the convex portion and/or the hole of the flexible conductor along the insertion direction. A circuit breaker characterized by having a groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14245289A JPH038222A (en) | 1989-06-06 | 1989-06-06 | Breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14245289A JPH038222A (en) | 1989-06-06 | 1989-06-06 | Breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH038222A true JPH038222A (en) | 1991-01-16 |
Family
ID=15315641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14245289A Pending JPH038222A (en) | 1989-06-06 | 1989-06-06 | Breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH038222A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005073994A1 (en) * | 2004-01-28 | 2005-08-11 | Mitsubishi Denki Kabushiki Kaisha | Breaker |
| KR100835017B1 (en) * | 2006-07-27 | 2008-06-03 | 미쓰비시덴키 가부시키가이샤 | Breaker |
-
1989
- 1989-06-06 JP JP14245289A patent/JPH038222A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005073994A1 (en) * | 2004-01-28 | 2005-08-11 | Mitsubishi Denki Kabushiki Kaisha | Breaker |
| EP1732098A1 (en) * | 2004-01-28 | 2006-12-13 | Mitsubishi Denki Kabushiki Kaisha | Breaker |
| CN100359618C (en) * | 2004-01-28 | 2008-01-02 | 三菱电机株式会社 | Circuit breaker |
| EP1732098A4 (en) * | 2004-01-28 | 2009-05-13 | Mitsubishi Electric Corp | Breaker |
| KR100835017B1 (en) * | 2006-07-27 | 2008-06-03 | 미쓰비시덴키 가부시키가이샤 | Breaker |
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