JPS6174257U - - Google Patents
Info
- Publication number
- JPS6174257U JPS6174257U JP15920884U JP15920884U JPS6174257U JP S6174257 U JPS6174257 U JP S6174257U JP 15920884 U JP15920884 U JP 15920884U JP 15920884 U JP15920884 U JP 15920884U JP S6174257 U JPS6174257 U JP S6174257U
- Authority
- JP
- Japan
- Prior art keywords
- fan
- rotor shaft
- bell mouth
- induction motor
- squirrel cage
- 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
- 238000004804 winding Methods 0.000 claims description 2
- 241000555745 Sciuridae Species 0.000 claims 3
- 230000006698 induction Effects 0.000 claims 3
- 238000001816 cooling Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Induction Machinery (AREA)
- Motor Or Generator Cooling System (AREA)
Description
第１図は本考案の一実施例の断面図、第２図ａ
は第１図中のフアンの正面図、ｂはその断面図、
第３図は本考案の他の実施例の断面図、第４図ａ
は第３図中のフアンの正面図、ｂはその断面図、
第５図は従来例の断面図、第６図ａは第５図中の
フアンの正面図、ｂはその断面図、ｃはその素材
説明図、第７図は他の従来例の断面図、第８図ａ
は第７図中のフアンの正面図、ｂはその側面図で
ある。
符号の説明、１……電動機、１−１……固定子
鉄芯、１−２……固定子巻線、２……カバー、２
−１……通気孔１、２−２……通気孔２、３……
回転子、３−１……回転子軸、４……内扇フアン
、４−１……羽根、５……ベルマウス、５−１…
…リング状円板。
Figure 1 is a sectional view of an embodiment of the present invention, Figure 2a
is a front view of the fan in Figure 1, b is its cross-sectional view,
Figure 3 is a sectional view of another embodiment of the present invention, Figure 4a
is a front view of the fan in Figure 3, b is its cross-sectional view,
5 is a sectional view of a conventional example, FIG. 6 a is a front view of the fan in FIG. 5, b is a sectional view thereof, c is an explanatory diagram of its material, and FIG. 7 is a sectional view of another conventional example Figure 8a
7 is a front view of the fan in FIG. 7, and b is a side view thereof. Explanation of symbols, 1...Electric motor, 1-1...Stator core, 1-2...Stator winding, 2...Cover, 2
-1...Vent hole 1, 2-2...Vent hole 2, 3...
Rotor, 3-1...Rotor shaft, 4...Inner fan, 4-1...Blade, 5...Bell mouth, 5-1...
...A ring-shaped disc.
Claims (1)
子端面との間の上記回転子軸の外周空間部に、放
射状に植設された複数枚の羽根を有するフアンを
上記回転子軸と一体的に配設し、このフアンの回
転で固定子巻線等を強制空冷する内扇形かご型誘
導電動機において、前記放射状の複数枚の羽根の
開放端側に、回転子軸端に対して凹状に傾斜した
円環状の面をもつベルマウスを一体的に取付けて
成るフアンとしたことを特徴とする内扇形かご型
誘導電動機。 (2) 前記ベルマウスは、その外周端より半径方
向外方に向つて、冷却空気の流れを案内するリン
グ状円板が一体的に取付けられたベルマウスであ
ることを特徴とする実用新案登録請求の範囲第１
項記載の内扇形かご型誘導電動機。[Claims for Utility Model Registration] (1) A plurality of blades implanted radially in the outer circumferential space of the rotor shaft between a bearing that rotatably supports the rotor shaft and the end face of the rotor. In the internal fan-shaped squirrel cage induction motor in which a fan is disposed integrally with the rotor shaft and the stator windings, etc. are forcedly cooled by rotation of the fan, on the open end side of the plurality of radial blades, An internal fan squirrel cage induction motor characterized by having a fan integrally attached with a bell mouth having an annular surface concavely inclined with respect to the rotor shaft end. (2) Registration of a utility model characterized in that the bell mouth is a bell mouth to which a ring-shaped disc for guiding the flow of cooling air is integrally attached radially outward from the outer peripheral end of the bell mouth. Claim 1
Inner fan-shaped squirrel cage induction motor as described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15920884U JPS6174257U (en) | 1984-10-23 | 1984-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15920884U JPS6174257U (en) | 1984-10-23 | 1984-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6174257U true JPS6174257U (en) | 1986-05-20 |
Family
ID=30717168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15920884U Pending JPS6174257U (en) | 1984-10-23 | 1984-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6174257U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS442856Y1 (en) * | 1965-06-25 | 1969-02-03 | ||
| JPS55147945A (en) * | 1979-05-07 | 1980-11-18 | Mitsubishi Electric Corp | Electric motor |
-
1984
- 1984-10-23 JP JP15920884U patent/JPS6174257U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS442856Y1 (en) * | 1965-06-25 | 1969-02-03 | ||
| JPS55147945A (en) * | 1979-05-07 | 1980-11-18 | Mitsubishi Electric Corp | Electric motor |
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