JPS5822077U - Pole change single phase induction motor - Google Patents
Pole change single phase induction motorInfo
- Publication number
- JPS5822077U JPS5822077U JP1981114270U JP11427081U JPS5822077U JP S5822077 U JPS5822077 U JP S5822077U JP 1981114270 U JP1981114270 U JP 1981114270U JP 11427081 U JP11427081 U JP 11427081U JP S5822077 U JPS5822077 U JP S5822077U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- pole
- during
- group
- series
- 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
Landscapes
- Induction Machinery (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図及び第２図は２極−４極極数変換単相誘導電動機
の固定子鉄心に配置されたコイルの構成状態を示す平面
図であり、第１図は従来の実施例、第２図は本考案の実
施例、第４図は主コイルによる磁極と補助コイルによる
磁極との相差角に対する電動機の効率及び力率を示す特
性図、第５図は本考案の実施例を示す固定子コイルの展
開図、第６図ａ及びｂはそれぞれ第５図に示したものを
２極及び４極で運転するときの端子接続図、第３図は第
６図の接続を行なったときの電流方向の分布図、第７図
は本考案の別の実施例を示す固定子コイルの展開図、第
８図ａ及びｂはそれぞれ第７図に示したものを２極及び
４極で運転するときの端子接続図である。
１０１・・・・・・固定子鉄心、１０２・・・・・・２
極時主コイル、１０３・・・・・・２極時補助コイル、
１０４・・・・・・４極時主コイル、１０５・・・・・
・４極時補助コイル、１〜３６・・・・・・スロット、
ＣＲ・・・・・・運転コンデンサ、Ｅ・・・・・・単相
交流電源。
ｄ細
＠）−
゛ ６
（ｂ）1 and 2 are plan views showing the configuration of the coils arranged in the stator core of a 2-pole to 4-pole conversion single-phase induction motor, and FIG. 1 is a conventional example, and FIG. 4 is a characteristic diagram showing the efficiency and power factor of the motor with respect to the phase difference angle between the magnetic poles of the main coil and the magnetic poles of the auxiliary coil. FIG. 5 is a stator coil showing an embodiment of the present invention. Figure 6 a and b are terminal connection diagrams when operating the device shown in Figure 5 with two and four poles, respectively, and Figure 3 shows the current direction when the connections shown in Figure 6 are made. FIG. 7 is a developed view of a stator coil showing another embodiment of the present invention, and FIGS. 8 a and b show the distribution diagram of the stator coil shown in FIG. It is a terminal connection diagram. 101...Stator core, 102...2
Polar main coil, 103... 2-pole auxiliary coil,
104...4-pole main coil, 105...
・4-pole auxiliary coil, 1 to 36...slot,
CR: Operating capacitor, E: Single-phase AC power supply. d thin @) − ゛ 6 (b)
Claims (2)
ル群Ｂの一方を外層他方を内層として固定子鉄心スロッ
トに配置するに際し、前記コイル群Ａによる磁極と前記
コイル群Ｂによる磁極との相差角が２極運転時及び４極
運転時のいずれの場合においても電気角にて１１０°〜
１３０°の非対称軸巻線となるように構成される極数変
換単相誘導電動機において、前記コイル群Ａ及びＢを２
つのコイル群Ａ工とＡ２及び２つのコイル群Ｂ□とＢ２
より構成し、２極運転時にはコイル群Ａ１とＡ２を並列
接続して主コイルとするとともにコイル群Ｂ１とＢ２を
直列接続して補助コイルとして構成し、４極運転時には
コイル群Ａ□とＡ２を直列接続して補助コイルとすると
ともにコイル群Ｂ□とＢ２を直列接続して主コイルとし
て構成し、２極運転時と４極運転時で電動機回転方向が
同一な非対称軸巻線を構成することを特徴とする極数変
換単相誘導電動機。(1) When placing one of the concentrically wound coil group A and the concentrically wound coil group B in the stator core slot with the other as the outer layer and the other as the inner layer, the magnetic poles of the coil group A and the magnetic poles of the coil group B are The phase difference angle is 110° or more in electrical angle in both 2-pole and 4-pole operations.
In a pole-change single-phase induction motor configured to have a 130° asymmetric shaft winding, the coil groups A and B are
Two coil groups A and A2 and two coil groups B□ and B2
During two-pole operation, coil groups A1 and A2 are connected in parallel to form the main coil, and coil groups B1 and B2 are connected in series to form an auxiliary coil, and during four-pole operation, coil groups A□ and A2 are connected in series. Connect in series to form an auxiliary coil, and connect coil groups B□ and B2 in series to form a main coil to form an asymmetric shaft winding in which the motor rotation direction is the same during 2-pole operation and 4-pole operation. A pole number conversion single-phase induction motor featuring the following.
上のコイルピッチを有する部分に２極運転時全有効巻数
の７０％以上を集中して巻いて２極運転時主コイルとし
、前記コイル群Ａの最大コイルピッチの゛６０％未満の
コイルピッチを有する部分に別の同心巻きコイル群Ｃを
併設し、前記コイル群Ａと前記コイル群Ｃとを直列接続
して４極運転時補助コイルとすることを特徴とする実用
新案登録請求の範囲第１項記載の極数変換単相誘導電動
機。(2) In coil group A, 70% or more of the total number of effective turns during two-pole operation is concentrated in a part having a coil pitch of 60% or more of the maximum coil pitch to serve as the main coil during two-pole operation, and the coil group A Another concentrically wound coil group C is provided in a portion having a coil pitch less than 60% of the maximum coil pitch of , and the coil group A and the coil group C are connected in series to form an auxiliary coil during 4-pole operation. A pole-change single-phase induction motor according to claim 1 of the utility model registration claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981114270U JPS5822077U (en) | 1981-07-30 | 1981-07-30 | Pole change single phase induction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981114270U JPS5822077U (en) | 1981-07-30 | 1981-07-30 | Pole change single phase induction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5822077U true JPS5822077U (en) | 1983-02-10 |
Family
ID=29908555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981114270U Pending JPS5822077U (en) | 1981-07-30 | 1981-07-30 | Pole change single phase induction motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5822077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63197874A (en) * | 1987-02-12 | 1988-08-16 | 日本真空技術株式会社 | Vacuum heat treating furnace |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4983806A (en) * | 1972-12-19 | 1974-08-12 |
-
1981
- 1981-07-30 JP JP1981114270U patent/JPS5822077U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4983806A (en) * | 1972-12-19 | 1974-08-12 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63197874A (en) * | 1987-02-12 | 1988-08-16 | 日本真空技術株式会社 | Vacuum heat treating furnace |
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