JPH0314953U - - Google Patents
Info
- Publication number
- JPH0314953U JPH0314953U JP7451889U JP7451889U JPH0314953U JP H0314953 U JPH0314953 U JP H0314953U JP 7451889 U JP7451889 U JP 7451889U JP 7451889 U JP7451889 U JP 7451889U JP H0314953 U JPH0314953 U JP H0314953U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- motor case
- motor
- model
- stator
- 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
- 238000001816 cooling Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 1
Landscapes
- Motor Or Generator Frames (AREA)
- Motor Or Generator Cooling System (AREA)
- Dc Machiner (AREA)
Description
第１図および第２図は各々本考案の実施例を示
す模型自動車駆動用モータの要部縦断面図および
一部断面要部側面図、第３図はモータケース表面
温度および負荷電流と時間との関係を示す図、第
４図は従来の小型モータの例を示す要部縦断面図
である。
２……モータケース、８……回転子、１３……
冷却フアン、１６……ブラシホルダ、２０……排
気孔。
1 and 2 are a vertical sectional view and a partially sectional side view of a main part of a motor for driving a model automobile showing an embodiment of the present invention, respectively, and FIG. 3 shows a relationship between the motor case surface temperature, load current, and time. FIG. 4 is a longitudinal cross-sectional view of a main part of an example of a conventional small motor. 2...Motor case, 8...Rotor, 13...
Cooling fan, 16...brush holder, 20...exhaust hole.
Claims (1)
着してなる固定子と、回転子巻線を備え前記固定
子と対向して回転可能に支持された回転子と、こ
の回転子の一端に設けられた整流子を備えた模型
用小型モータにおいて、 モータケースの一方の端部に設けられ、かつ回
転子の一方の端部を支持する軸受と整流子に臨ま
せた給電ブラシとを設けてなるブラシホルダを開
放型に形成すると共に、回転子の一方の端部に冷
却フアンを設け回転子の他の端部近傍のモータケ
ース外周に少なくとも１個の排気孔を設け、冷却
フアンによる空気流をブラシホルダからモータケ
ース内を経由して排気孔へ流通させるように構成
したことを特徴とする模型用小型モータ。[Claims for Utility Model Registration] A stator comprising a field made of permanent magnets fixed to the inside of a motor case, a rotor equipped with rotor windings and rotatably supported opposite to the stator; In this small model motor equipped with a commutator provided at one end of the rotor, a bearing provided at one end of the motor case and facing the commutator and supporting one end of the rotor. A brush holder provided with a power supply brush is formed into an open type, and a cooling fan is provided at one end of the rotor, and at least one exhaust hole is provided on the outer periphery of the motor case near the other end of the rotor. A small motor for a model, characterized in that the airflow by the cooling fan is configured to flow from the brush holder to the exhaust hole via the inside of the motor case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7451889U JPH0314953U (en) | 1989-06-26 | 1989-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7451889U JPH0314953U (en) | 1989-06-26 | 1989-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0314953U true JPH0314953U (en) | 1991-02-14 |
Family
ID=31614278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7451889U Pending JPH0314953U (en) | 1989-06-26 | 1989-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002017066A (en) * | 2000-06-29 | 2002-01-18 | Namiki Precision Jewel Co Ltd | Radiating structure for small cylindrical coreless motor |
-
1989
- 1989-06-26 JP JP7451889U patent/JPH0314953U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002017066A (en) * | 2000-06-29 | 2002-01-18 | Namiki Precision Jewel Co Ltd | Radiating structure for small cylindrical coreless motor |
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