JPH10327565A - Electric motor - Google Patents
Electric motorInfo
- Publication number
- JPH10327565A JPH10327565A JP9133328A JP13332897A JPH10327565A JP H10327565 A JPH10327565 A JP H10327565A JP 9133328 A JP9133328 A JP 9133328A JP 13332897 A JP13332897 A JP 13332897A JP H10327565 A JPH10327565 A JP H10327565A
- Authority
- JP
- Japan
- Prior art keywords
- brush
- terminal
- winding frame
- spring
- brush box
- 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.)
- Granted
Links
Landscapes
- Dc Machiner (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
(57)【要約】
【課題】 ブラシ端子−ブラシ箱間の接続に際し、接続
部分を１個所ではなく２箇所とすることにより、電気的
接続を確実に、安全に行うことができることを目的とす
る。
【解決手段】 界磁鉄心に取り付けられた巻線枠２と、
この巻線枠２の凸部に設けたブラシ端子３と、凸部より
高さが低い前記巻線枠に設けたリブ凸部２１と、ブラシ
箱５に取り付けたバネ性端子６とを備え、ブラシ箱５を
固定状態にした時に、ブラシ端子３を上下方向から押さ
えつけるようにバネ性端子６により挟み、バネ性端子６
はリブ凸部２１及び、ブラシ箱５により支持されている
電動機であり、巻線枠２や、バネ性端子６の寸法が変化
し、どちらか一方が接触しないような状態に陥ったとし
ても、もう片方の接触部分は、逆に強く当たるような構
成となるため電気的接続をより確実に、安全に行うこと
ができる。
PROBLEM TO BE SOLVED: To surely and safely perform an electrical connection by connecting two terminals instead of one at the time of connection between a brush terminal and a brush box. . SOLUTION: A winding frame 2 attached to a field core,
A brush terminal 3 provided on the projection of the winding frame 2; a rib projection 21 provided on the winding frame lower than the projection; and a spring terminal 6 attached to the brush box 5; When the brush box 5 is fixed, the brush terminal 3 is sandwiched between the spring terminals 6 so as to be pressed down from above and below.
Is an electric motor supported by the rib convex portion 21 and the brush box 5, and even if the dimensions of the winding frame 2 and the spring terminal 6 change and one of them does not contact, Since the other contact portion has a structure in which the contact portion is strongly applied, the electrical connection can be performed more reliably and safely.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、家庭用電気機器等
に用いられる整流子電動機に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a commutator motor used in household electric appliances and the like.
【０００２】[0002]
【従来の技術】近年、家庭用電化製品、特に電気掃除機
は高出力化が進んできている。また、それに伴い入力、
すなわち消費電力も増加の一方を辿ってきている。その
ため電動機に流る電流値も増加していることとなる。2. Description of the Related Art In recent years, home electric appliances, particularly vacuum cleaners, have been increasing in output. Also, input accordingly,
That is, the power consumption has been increasing. Therefore, the value of the current flowing through the motor also increases.
【０００３】このような中、組立性の追求と相まって、
ブラシや、巻線の電気的接続の手段が、従来から使われ
ていたような、はんだ付けやヒュージングといった工法
を使わず、端子同士の圧接により電気的に接続させると
いった工法が主流となってきている。ところが先にも述
べたように、電動機に流れ込む電流値が増加していると
いうことからも、圧接により行う電気的接続での接点部
分を、より確実に、より安全に接続させるといった要望
が増加してきている。Under these circumstances, coupled with the pursuit of assemblability,
The mainstream method of electrical connection of brushes and windings is to use electrical connection by pressure welding between terminals, instead of using conventional methods such as soldering and fusing, as used conventionally. ing. However, as described above, the demand for more reliable and safer connection of the contact part in the electrical connection performed by pressure welding has increased due to the increase in the current value flowing into the motor. ing.
【０００４】以下に、従来の電動機のブラシ−巻線接続
部分について、図を参照しながら詳細に説明する。図２
（ａ），（ｂ）は、従来の電動機におけるブラシと巻線
の接続されたブラシ端子の間の接続状態を表した図であ
る。従来の電動機においては、図２（ａ）に示すよう
に、界磁鉄心１に取り付けられた巻枠２に巻線と電気的
に接続されたブラシ端子３が圧入固定されている。ま
た、カーボンブラシ４が取り付けられたブラシ箱５に溶
接などの工法により一端を固定された数回の折り曲げ加
工を施された、バネ性の端子６が取り付けられている。Hereinafter, a brush-winding connection portion of a conventional motor will be described in detail with reference to the drawings. FIG.
(A), (b) is a figure showing the connection state between the brush and the brush terminal to which the winding was connected in the conventional electric motor. In a conventional electric motor, as shown in FIG. 2A, a brush terminal 3 electrically connected to a winding is fixed to a winding frame 2 attached to a field core 1 by press-fitting. Further, a spring terminal 6 having one end fixed to the brush box 5 to which the carbon brush 4 is attached and fixed at one end by a method such as welding and having been bent several times is attached.
【０００５】上記のようにしてなる界磁組立体及び、ブ
ラシ組立体において、図２（ｂ）のようにブラシ組立体
を矢印の方向に動かすことにより、ブラシ組立体に固定
されたバネ性端子が、ブラシ箱に固定された一端を支点
として、巻枠に固定されたブラシ端子に接触し、その
上、他端がブラシ箱に当接することによりバネ性端子の
圧接力が高くなり、ブラシ端子との間の接続を完全なも
のとしている。In the field assembly and the brush assembly constructed as described above, the brush assembly is moved in the direction of the arrow as shown in FIG. Touches the brush terminal fixed to the winding frame with one end fixed to the brush box as a fulcrum, and the other end of the brush terminal contacts the brush box. The connection between is complete.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら上記のよ
うな構成では、ブラシ端子とブラシ箱の間でのバネ性端
子の変形のみが、ブラシ端子−ブラシ箱間の接続を行っ
ている構成であるため、界磁鉄心に取り付けられた巻枠
や、バネ性端子の寸法によっては、ブラシ端子−ブラシ
箱間の圧接状態が不安定となるばかりか、最悪接触しな
いような状態ともなりかねないといったような課題を有
していた。However, in the above configuration, only the deformation of the spring terminal between the brush terminal and the brush box is such that the connection between the brush terminal and the brush box is performed. Depending on the size of the winding frame attached to the field core and the size of the spring terminal, not only the pressure contact state between the brush terminal and the brush box becomes unstable, but also a situation where the worst case may occur. Had issues.
【０００７】本発明は、上記従来例の課題点を鑑み、ブ
ラシ端子−ブラシ箱間の接続に際し、ブラシ端子との接
続部分を従来のような１個所ではなく２個所とする構成
とすることにより、界磁鉄心に取り付けられた巻枠や、
バネ性端子の寸法が変化しても電気的接続が、確実に、
且つ安全に行うことができるようにすることを目的とす
る。The present invention has been made in view of the above-mentioned problems of the prior art, and has a configuration in which the connection portion between the brush terminal and the brush box is two instead of the conventional one at the time of connection between the brush terminal and the brush box. , A bobbin attached to the field core,
Even if the size of the spring terminal changes, the electrical connection
It is another object of the present invention to be able to perform safely.
【０００８】[0008]
【課題を解決するための手段】上記課題点を解決するた
めに、本発明の電動機は界磁鉄心に取り付けられた巻線
枠と、この巻線枠の凸部に設けたブラシ端子と、前記凸
部より高さが低い前記巻線枠に設けたリブ凸部と、ブラ
シ箱に取り付けたバネ端子とを備え、前記ブラシ箱を固
定状態にした時に、前記ブラシ端子を上下方向から押さ
えつけるように前記バネ端子により挟み、この時、前記
バネ端子は前記リブ凸部及び、前記ブラシ箱により支持
されているので、巻線枠や、バネ性端子の寸法が変化
し、どちらか一方が接触しないような状態に陥ったとし
ても、もう片方の接触部分は、逆に強く当たるような構
成となるため、ブラシ端子−バネ性端子間に、いわゆる
巻線とブラシとの間の電気的接続が、より確実に、安全
に行うことができることとなる。In order to solve the above-mentioned problems, an electric motor according to the present invention comprises a winding frame mounted on a field core, a brush terminal provided on a convex portion of the winding frame, and Providing a rib convex portion provided on the winding frame having a height lower than the convex portion, and a spring terminal attached to a brush box, so that when the brush box is fixed, the brush terminal is pressed down from above and below. At this time, since the spring terminal is supported by the rib protrusion and the brush box, the dimensions of the winding frame and the spring terminal change so that one of them does not contact. Even if it falls into such a state, the other contact portion is configured so as to strongly hit the other hand, so that the electrical connection between the so-called winding and the brush between the brush terminal and the springy terminal is more improved. Can be done securely and securely It becomes a.
【０００９】[0009]
【発明の実施の形態】本願発明の電動機は、界磁鉄心に
取り付けられた巻線枠と、この巻線枠の凸部に設けたブ
ラシ端子と、前記凸部より高さが低い前記巻線枠に設け
たリブ凸部と、ブラシ箱に取り付けたバネ端子とを備
え、前記ブラシ箱を固定状態にした時に、前記ブラシ端
子を上下方向から押さえつけるように前記バネ端子によ
り挟み、この時、前記バネ端子は前記リブ凸部及び、前
記ブラシ箱により支持された構成であり、上下どちらの
方向からも押さえつけることができるように、端子台か
ら横方向にずらした形状とすると共にブラシ端子−巻枠
間でバネ性端子の変形による押接力が発生できるよう
に、巻枠にリブ形状の突起を設けた形状とする。また、
ブラシ端子−ブラシ箱間でのバネ性端子の変形による押
接力についても従来と同様に圧接力が保てるような従来
の１点当たりとは異なる２点当たりの構成とする。DESCRIPTION OF THE PREFERRED EMBODIMENTS An electric motor according to the present invention comprises a winding frame mounted on a field core, a brush terminal provided on a convex portion of the winding frame, and a winding terminal having a height lower than the convex portion. A rib projection provided on a frame and a spring terminal attached to a brush box are provided, and when the brush box is in a fixed state, the brush terminal is sandwiched by the spring terminals so as to be pressed down from above and below. The spring terminal is configured to be supported by the rib protrusion and the brush box, and has a shape shifted laterally from the terminal block so as to be able to be pressed down from both upper and lower directions, and a brush terminal-winding frame. A rib-shaped projection is provided on the winding frame so that a pressing force can be generated between the spring terminals due to deformation of the spring terminal. Also,
The pressing force due to the deformation of the spring terminal between the brush terminal and the brush box is set at two points per point different from the conventional one per point so that the pressing force can be maintained as in the conventional case.
【００１０】[0010]
【実施例】本発明の構成を、図面を参照しながら説明す
る。DESCRIPTION OF THE PREFERRED EMBODIMENTS The configuration of the present invention will be described with reference to the drawings.
【００１１】図１（ａ），（ｂ）は、本発明の一実施例
における電動機のブラシと巻線の接続されたブラシ端子
の間の接続状態を表した図である。本発明の電動機にお
いては、図１（ａ）に示すように、界磁鉄心１に取り付
けられた巻枠２に巻線と電気的に接続されたブラシ端子
３が圧入固定されており、上下方向から押さえつけられ
るように、端子台から少しずらした状態で取り付けられ
ており、ブラシ端子−巻枠間での押接力を発生できるよ
うにするためのリブ形状の突起２１が設けられている。
また、カーボンブラシ４が取り付けられたブラシ箱５に
溶接などの手法により、一端を固定された数回の折り曲
げ加工を施されたバネ性端子６が取り付けられている。
上記のようにしてなる界磁組立体及び、ブラシ組立体に
おいて、図１（ｂ）のようにブラシ組立体を、矢印の方
向に動かすことにより、ブラシ組立体に固定されたバネ
性端子が、ブラシ箱に固定された一端を支点として、巻
枠に固定されたブラシ端子に接触し、その上、バネ性端
子の平面部６１がブラシ箱に当接することによりバネ性
端子の圧接力が高くなり、ブラシ端子との間の接続を確
実にすると共に、バネ性端子の凸部６２が、巻枠に固定
されたブラシ端子に再度接触しブラシ端子−ブラシ箱間
を電気的に接続することとなり、ブラシ端子−ブラシ箱
間において、２個所の接点で接続されていることにな
る。FIGS. 1A and 1B are diagrams showing a connection state between a brush of an electric motor and a brush terminal to which a winding is connected in an embodiment of the present invention. In the electric motor of the present invention, as shown in FIG. 1A, a brush terminal 3 electrically connected to a winding is fixed to a winding frame 2 attached to a field core 1 by press-fitting, And a rib-shaped protrusion 21 for generating a pressing force between the brush terminal and the winding frame is provided so as to be pressed down from the terminal block.
Further, a spring-like terminal 6 having one end fixed and subjected to bending several times is attached to a brush box 5 to which the carbon brush 4 is attached by welding or the like.
In the field assembly and the brush assembly configured as described above, by moving the brush assembly in the direction of the arrow as shown in FIG. 1B, the spring-like terminal fixed to the brush assembly becomes With one end fixed to the brush box as a fulcrum, the brush terminal contacts the brush terminal fixed to the bobbin, and the flat portion 61 of the spring terminal abuts on the brush box. , The connection between the brush terminal and the brush terminal is ensured, and the protrusion 62 of the spring terminal comes into contact again with the brush terminal fixed to the winding frame, thereby electrically connecting the brush terminal and the brush box. The brush terminal and the brush box are connected by two contact points.
【００１２】[0012]
【発明の効果】以上説明したように本発明によれば、ブ
ラシ端子−ブラシ箱間の接続に際し、ブラシ端子の接続
部分を従来のような１個所ではなく２個所とする構成と
なっているため、界磁鉄心に取り付けられた巻枠や、バ
ネ性端子の寸法が変化しても電気的接続が確実に且つ安
全に行うことができるようにすることが可能となる。As described above, according to the present invention, when connecting between the brush terminal and the brush box, the connecting portion of the brush terminal is configured to be two instead of one as in the conventional case. Therefore, even if the dimensions of the winding frame attached to the field core or the size of the spring terminal change, the electrical connection can be made reliably and safely.
【図１】（ａ）本発明の実施例のブラシ組立体の未挿入
状態を示す図 （ｂ）同ブラシ組立体の挿入状態を示す図FIG. 1 (a) is a diagram showing an uninserted state of a brush assembly according to an embodiment of the present invention. (B) is a diagram showing an inserted state of the brush assembly.
【図２】（ａ）従来のブラシ組立体の未挿入状態を示す
図 （ｂ）同ブラシ組立体の挿入状態を示す図FIG. 2A is a view showing a state in which a conventional brush assembly is not inserted. FIG. 2B is a view showing an inserted state of the brush assembly.
１ ブラシ箱 ２ 巻枠 ３ ブラシ端子 ４ カーボンブラシ ５ ブラシ箱 ６ バネ性端子 ２１ リブ形状突起 ６１ バネ性端子の平面部 ６２ バネ性端子の凸部 DESCRIPTION OF SYMBOLS 1 Brush box 2 Reel 3 Brush terminal 4 Carbon brush 5 Brush box 6 Spring terminal 21 Rib-shaped protrusion 61 Flat part of spring terminal 62 Projection of spring terminal
Claims (1)
巻線枠の凸部に設けたブラシ端子と、前記凸部より高さ
が低い前記巻線枠に設けたリブ凸部と、ブラシ箱に取り
付けたバネ端子とを備え、前記ブラシ箱を固定状態にし
た時に、前記ブラシ端子を上下方向から押さえつけるよ
うに前記バネ端子により挟み、この時、前記バネ端子は
前記リブ凸部及び、前記ブラシ箱により支持されている
電動機。1. A winding frame attached to a field core, a brush terminal provided on a projection of the winding frame, and a rib projection provided on the winding frame having a height lower than the projection. A spring terminal attached to a brush box, and when the brush box is in a fixed state, the brush terminal is sandwiched by the spring terminals so as to press down from above and below, and at this time, the spring terminal includes the rib protrusion and An electric motor supported by the brush box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13332897A JP3755236B2 (en) | 1997-05-23 | 1997-05-23 | Electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13332897A JP3755236B2 (en) | 1997-05-23 | 1997-05-23 | Electric motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10327565A true JPH10327565A (en) | 1998-12-08 |
| JP3755236B2 JP3755236B2 (en) | 2006-03-15 |
Family
ID=15102153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13332897A Expired - Fee Related JP3755236B2 (en) | 1997-05-23 | 1997-05-23 | Electric motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3755236B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010142003A (en) * | 2008-12-10 | 2010-06-24 | Sanyo Electric Co Ltd | Commutator motor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101786671B1 (en) * | 2015-12-02 | 2017-10-18 | 현대자동차 주식회사 | Rotor structure of wrsm motor |
-
1997
- 1997-05-23 JP JP13332897A patent/JP3755236B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010142003A (en) * | 2008-12-10 | 2010-06-24 | Sanyo Electric Co Ltd | Commutator motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3755236B2 (en) | 2006-03-15 |
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