JPS59113752A - Axial air gap induction motor - Google Patents
Axial air gap induction motorInfo
- Publication number
- JPS59113752A JPS59113752A JP22425582A JP22425582A JPS59113752A JP S59113752 A JPS59113752 A JP S59113752A JP 22425582 A JP22425582 A JP 22425582A JP 22425582 A JP22425582 A JP 22425582A JP S59113752 A JPS59113752 A JP S59113752A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- stator core
- rotors
- stator
- core
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は産業用および一般家庭において使用する軸方向
空隙誘導電動機に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to axial air gap induction motors for industrial and domestic use.
従来例の構成とその問題点
従来、この種の一対の回転子を有する軸方向空隙誘導電
動機は、第１図に示すように、第１の電動機は、共通の
１個の固定子鉄心１に設けた固定子巻線２ａと有鉄心か
ご型回転子３ａに圧入された軸４ａ、および軸受５ａ
、６ａから成り、第２の電動機は、前記固定子鉄心１に
設けた、固定子巻線２ｂと有鉄心かご型回転子３ｂに圧
入された軸４ｂ１および軸受５’ ｂ 、 ６ｂから構
成されており、前記固定子鉄心１と固定子巻線２ａ、２
ｂ等は不燃性熱硬化型ポリエステル樹脂等でモールド一
体化した固定子枠７によって保持されている０また、第
２図は固定子鉄心１の構造を示し、固定子鉄心１は薄板
の両端に固定子巻線を挿入する溝８となる切欠き部９ａ
、９ｂを有した薄板を巻回して構成されている。Conventional Structure and Problems Conventionally, in this type of axial air gap induction motor having a pair of rotors, the first motor is connected to a common stator core 1, as shown in FIG. The stator winding 2a provided, the shaft 4a press-fitted into the iron-core squirrel cage rotor 3a, and the bearing 5a
, 6a, and the second electric motor is composed of a shaft 4b1 and bearings 5'b and 6b, which are press-fitted into the stator winding 2b and the iron-core squirrel-cage rotor 3b, which are provided on the stator core 1. The stator core 1 and stator windings 2a, 2
b etc. are held by a stator frame 7 integrally molded with non-combustible thermosetting polyester resin etc.0 Figure 2 shows the structure of the stator core 1. Notch 9a serving as groove 8 into which stator winding is inserted
, 9b is wound.
この構成では、回転子３ａ、３ｂに対応して２組の多相
巻線が必要であり、丑だ固定子鉄心１の製造方法は薄板
を打ち抜きながら巻回するため、製造コストが高価とな
る等の問題があった０発明の目的
本発明はこのような従来の問題を解消し、−組の多相巻
線を有する一個の固定子鉄心の軸方向に空隙を有した２
個の回転子を設け、片側の回転子鉄心を固定することに
より、固定子鉄心の継鉄として構成することにより、安
価な軸方向空隙誘導電動機を提供するものである。In this configuration, two sets of multiphase windings are required corresponding to the rotors 3a and 3b, and the method of manufacturing the stator core 1 involves punching out a thin plate while winding it, resulting in high manufacturing costs. Object of the Invention The present invention solves such problems in the prior art, and provides two stator cores with air gaps in the axial direction of one stator core having two sets of multiphase windings.
By providing two rotors and fixing the rotor core on one side, the rotor core is configured as a yoke for the stator core, thereby providing an inexpensive axial gap induction motor.
発明の構成
本発明の軸方向空隙誘導電動機は、固定子鉄心を継鉄部
分を除いた出銑部分のみで構成し、前記固定子鉄心の出
銑部分間の空間部分には、−組の多相巻線を有し、前記
固定子鉄心の軸方向両側に回転子を一対設けている。そ
して運転時には、片方の回転子を固定し、固定子鉄心継
鉄とし、多相巻線を励磁することにより、もう一方の回
転子に回転力を与えるようにしたものである。Structure of the Invention The axial air gap induction motor of the present invention includes a stator core consisting of only a tap portion excluding a yoke portion, and a space between the tap portions of the stator core includes a multi-set of - It has a phase winding, and a pair of rotors are provided on both sides of the stator core in the axial direction. During operation, one rotor is fixed and used as a stator core yoke, and the multiphase windings are energized to apply rotational force to the other rotor.
実施例の説明
以下、添付図面に基づいて本発明の一実施例について説
明する。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings.
第３図、第４図において、電動機の固定子鉄心１０は継
鉄部分を持たない出銑部分１１のみから構成し、その空
間部分１２に、固定子巻線の主（−１：たは補助）の巻
線１３ａと補助（または主）の巻線１３ｂからなる１組
の多相巻線を設けている。そしてこの固定子鉄心１０は
一対の回転子１４ａ、１４ｂ間に軸方向に空隙を有して
設けている。第１の回転子１４ａは、これに圧入された
軸１５ａ１および軸受１６ａ、１７ａから成り、第２の
回転子１４ｂはこれに圧入された軸１５ｂ１および軸受
１６ｂ、１７ｂから構成されている。In FIGS. 3 and 4, the stator core 10 of the electric motor is composed of only a tapping section 11 without a yoke section, and the main (-1: or auxiliary) stator winding is provided in the space section 12. ) A set of polyphase windings consisting of a winding 13a and an auxiliary (or main) winding 13b are provided. The stator core 10 is provided with a gap in the axial direction between the pair of rotors 14a and 14b. The first rotor 14a consists of a shaft 15a1 and bearings 16a, 17a press-fitted therein, and the second rotor 14b consists of a shaft 15b1 press-fitted therein and bearings 16b, 17b.
前記固定子鉄心１０と固定子巻線１３ａ 、 １３ｂ等
は不燃性熱硬化型ポリエステル樹脂等でモールド一体化
した固定子枠１８によって一体に保持されている。The stator core 10, stator windings 13a, 13b, etc. are held together by a stator frame 18 integrally molded with nonflammable thermosetting polyester resin or the like.
そして、回転子１４ａ、１４ｂにはそれぞれブレーキ等
の固定手段１９．ａ、１９ｂが設けてあり、適宜、回転
子１４ａ、１４ｂのいずれかを固定することができるよ
うにしており、固定された回転子は固定子鉄心の継鉄と
なるものである。The rotors 14a and 14b each have a fixing means 19, such as a brake. a, 19b are provided so that either of the rotors 14a, 14b can be fixed as appropriate, and the fixed rotor serves as a yoke for the stator core.
前記構成において動作を説明すると、第１の回転子１４
ａ１または第２の回転子１４ｂのいずれか一方の回転子
を固定手段１９ａ 、 １９ｂで固定し、巻線１３ａ、
１３ｂに通電すると、固定された回転子１４ａ、または
１４ｂが、固定子鉄心１０の継鉄部分の作用をするため
、反対側の回転子１４ａ１または１４ｂに回転トルクが
生じ回転する。To explain the operation in the above configuration, the first rotor 14
Either the rotor a1 or the second rotor 14b is fixed by the fixing means 19a, 19b, and the windings 13a,
When power is applied to the rotor 13b, the fixed rotor 14a or 14b acts as a yoke portion of the stator core 10, so that rotational torque is generated in the rotor 14a1 or 14b on the opposite side, causing it to rotate.
実施例では、回転子１４ａ 、 １４ｂと固定子鉄心１
ｏの間にはわずかな空隙を設けたもので説明したが、回
転子１４ａ、１４ｂをスラスト方向に移動可能とし、固
定側の回転子を固定子鉄心側に吸着させることにより、
電動機の効率を向上することが可能である。In the embodiment, rotors 14a and 14b and stator core 1
In the explanation, a small gap is provided between the rotors 14a and 14b, but by making the rotors 14a and 14b movable in the thrust direction and adhering the rotor on the fixed side to the stator core side,
It is possible to improve the efficiency of the electric motor.
発明の効果
前記実施例からあきらかなように、本発明の軸方向空隙
誘導電動機は相対向する一対の回転子間に軸方向に空隙
を有して１個の固定子鉄心を有し、前記固定子鉄心は継
鉄部分を除いた出銑部分のみから構成し、前記固定子鉄
心の出銑部分の空隙部分に一組の多相巻線を設け、運転
時には一方の回転子を固定状態とし、固定子鉄心の継鉄
として作用させることにより、１個の固定子により２個
の回転子を個々に切換えて運転出来るようにしたため、
従来に比し多相巻線が１組でよく、また固定子鉄心も継
鉄部分がなく、電動機および機構部を安価に製造できる
とともに、軸方向の寸法を小さく出来るなど、多くの効
果を有している。Effects of the Invention As is clear from the above embodiments, the axial gap induction motor of the present invention has a gap in the axial direction between a pair of opposing rotors, and has one stator core. The child core is composed of only the tap portion excluding the yoke portion, a set of multiphase windings is provided in the gap portion of the tap portion of the stator core, and one rotor is fixed during operation, By making the stator core act as a yoke, it is possible to operate two rotors by switching them individually using one stator.
Compared to conventional models, only one set of multiphase windings is required, and there is no yoke part for the stator core, making it possible to manufacture the motor and mechanical parts at low cost, as well as reducing the axial dimensions. are doing.
第１図は従来の軸方向空隙誘導電動機を示す断面図、第
２図はその固定子鉄心を示す斜視図、第３図は本発明の
一実施例を示す軸方向空隙誘導電動機の断面図、第４図
はその固定子鉄心および固定子巻線の状態を示す斜視図
である。
１ｏ・・・・・・固定子鉄心、１３ａ、１３ｂ・・・・
・・巻線、１４ａ 、 １４ｂ・・・・・・回転子。FIG. 1 is a sectional view showing a conventional axial air gap induction motor, FIG. 2 is a perspective view showing the stator core thereof, and FIG. 3 is a sectional view of an axial air gap induction motor showing an embodiment of the present invention. FIG. 4 is a perspective view showing the state of the stator core and stator windings. 1o... Stator core, 13a, 13b...
...Winding, 14a, 14b...Rotor.
Claims (2)
て１個の固定子鉄心を設け、前記固定子鉄心は継鉄部分
を除いた歯鉄部分のみから構成し、前記固定子鉄心の歯
鉄部分の空間部分に一組の多相巻線を設け、運転時には
片方の回転子を固定して固定子鉄心の継鉄とした軸方向
空隙誘導電動機。(1) One stator core is provided with a gap in the axial direction between a pair of opposing rotors, the stator core is composed only of toothed iron parts excluding yoke parts, and the stator An axial air gap induction motor in which a set of multiphase windings is installed in the space between the teeth of the iron core, and one rotor is fixed during operation to serve as a yoke for the stator core.
回転子を固定子鉄心側に吸着させた特許請求の範囲第１
項記載の軸方向空隙誘導電動機。(2) The rotor is movable in the thrust direction, and the rotor on the fixed side is attracted to the stator core side.
The axial air gap induction motor described in Section 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22425582A JPS59113752A (en) | 1982-12-20 | 1982-12-20 | Axial air gap induction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22425582A JPS59113752A (en) | 1982-12-20 | 1982-12-20 | Axial air gap induction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59113752A true JPS59113752A (en) | 1984-06-30 |
Family
ID=16810908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22425582A Pending JPS59113752A (en) | 1982-12-20 | 1982-12-20 | Axial air gap induction motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59113752A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1298090C (en) * | 2002-07-17 | 2007-01-31 | 富士通将军股份有限公司 | Induction motor |
| EP4029116A4 (en) * | 2019-09-10 | 2023-10-04 | U.T.T. Unique Transformer Technologies Ltd | Three-phase asynchronous electric machine and method of manufacture thereof |
-
1982
- 1982-12-20 JP JP22425582A patent/JPS59113752A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1298090C (en) * | 2002-07-17 | 2007-01-31 | 富士通将军股份有限公司 | Induction motor |
| EP4029116A4 (en) * | 2019-09-10 | 2023-10-04 | U.T.T. Unique Transformer Technologies Ltd | Three-phase asynchronous electric machine and method of manufacture thereof |
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