JPS63171177U - - Google Patents
Info
- Publication number
- JPS63171177U JPS63171177U JP6471687U JP6471687U JPS63171177U JP S63171177 U JPS63171177 U JP S63171177U JP 6471687 U JP6471687 U JP 6471687U JP 6471687 U JP6471687 U JP 6471687U JP S63171177 U JPS63171177 U JP S63171177U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- wind window
- inner diameter
- cylindrical shape
- bracket
- 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
- 238000009958 sewing Methods 0.000 claims description 4
Landscapes
- Sewing Machines And Sewing (AREA)
- Motor Or Generator Frames (AREA)
Description
第１図、第２図はこの考案の一実施例を示し第
１図はミシン用の電動機の部分断面側面図、第２
図は電動機の要部を示す詳細図で、第２図ａはフ
レームとブラケツト部分の断面側面図、第２図ｂ
はフレームの風窓部分を示す正面図、第２図ｃは
ブラケツトの風窓部分を示す正面図、第３図は従
来のミシン用の電動機の部分断面側面図である。
図において、６は回転軸、７は回転子鉄心、８
は固定子鉄心、９はエンドリングフアン、１７は
フレーム、１７ａはフレームの風窓、１９は負荷
側ブラケツト、１９ｂは案内リブ、１９ｃはブラ
ケツトの風窓、２０は回転子である。なお、図中
、同一符号は同一、又は相当部分を示す。
Figures 1 and 2 show an embodiment of this invention, and Figure 1 is a partially sectional side view of a motor for a sewing machine.
The figures are detailed views showing the main parts of the electric motor. Figure 2a is a cross-sectional side view of the frame and bracket, and Figure 2b is a cross-sectional side view of the frame and bracket.
2C is a front view showing the wind window portion of the frame, FIG. 2C is a front view showing the wind window portion of the bracket, and FIG. 3 is a partially sectional side view of a conventional electric motor for a sewing machine. In the figure, 6 is the rotating shaft, 7 is the rotor core, and 8
1 is a stator core, 9 is an end ring fan, 17 is a frame, 17a is a frame windshield, 19 is a load side bracket, 19b is a guide rib, 19c is a bracket windshield, and 20 is a rotor. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
定され、かつ上記筒状の外周部に軸方向に開口す
る風窓が設けられたフレームと、回転軸に固着さ
れ上記固定子の内径部にわずかな空隙を有して対
向し、かつ軸方向に延びるフアンを有する回転子
と、この回転子を軸受を介し回転自在に支承し、
上記フレームの筒状の開口部を閉塞するとともに
、上記フアンの近傍に位置し、内径方向に傾斜す
る案内リブを有する風窓が設けられたブラケツト
からなるミシン用の電動機において、上記回転軸
が回転しフアンによつて上記ブラケツトの風窓よ
り外気を電動機内部に吸引し、上記フレームの風
窓より吐き出されるよう構成されてなることを特
徴とするミシン用の電動機。 A frame having a cylindrical shape, a stator fixed therein on the inner diameter of the cylindrical shape, and a wind window opening in the axial direction on the outer periphery of the cylindrical shape; A rotor having fans facing each other with a slight gap in their inner diameter portions and extending in the axial direction, and rotatably supporting this rotor via a bearing,
In an electric motor for a sewing machine, the rotating shaft rotates, and the electric motor includes a bracket that closes the cylindrical opening of the frame and is provided with a wind window that is located near the fan and has guide ribs that are inclined in the inner diameter direction. A motor for a sewing machine, characterized in that the outside air is drawn into the motor through a wind window in the bracket by a fan, and is discharged through a wind window in the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6471687U JPS63171177U (en) | 1987-04-28 | 1987-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6471687U JPS63171177U (en) | 1987-04-28 | 1987-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63171177U true JPS63171177U (en) | 1988-11-08 |
Family
ID=30901126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6471687U Pending JPS63171177U (en) | 1987-04-28 | 1987-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63171177U (en) |
-
1987
- 1987-04-28 JP JP6471687U patent/JPS63171177U/ja active Pending