JPS60140344U - overload protection device - Google Patents
overload protection deviceInfo
- Publication number
- JPS60140344U JPS60140344U JP2754984U JP2754984U JPS60140344U JP S60140344 U JPS60140344 U JP S60140344U JP 2754984 U JP2754984 U JP 2754984U JP 2754984 U JP2754984 U JP 2754984U JP S60140344 U JPS60140344 U JP S60140344U
- Authority
- JP
- Japan
- Prior art keywords
- heater
- load
- protection device
- overload protection
- pair
- 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
- Thermally Actuated Switches (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ａ、 ｂは従来の過負荷保護装置の外観図、第２
図は本考案に係る過負荷保護゛装置をコンプレッサのモ
ータに適用した場合の全体回路図、第３図は本考案に隼
る過負荷保護装置の一実施例をコンプレッサに適用した
場合の構造図、第４図ａ、 ｂは第３図に示すヒータを
絶縁板により挾持した状態を示す図で、第４図ａは横か
らみた図、第４図すは上面からみた図、第５図ａ、 ｂ
は第３図に示すケースおよびバイメタル機構の構成図で
ある。
１０・・・モータ、１０ａ・・・モータの筐体、２０・
・・バイメタルスイーツチ、２１・・・ヒータ、２２・
・・ケース、２２ａ９２２ｂｔ ２２Ｃ−・・接点、２
３−・・第１の絶縁板、２４・・・第２の絶縁板、２４
ａ・・・熱伝導。
用の孔部、２５ａ′ｔ ２５ｂ・・・スリット、３０
・・・ボデー、３１・・・電気接続部。Figures 1a and b are external views of a conventional overload protection device;
The figure is an overall circuit diagram when the overload protection device according to the present invention is applied to a compressor motor, and Figure 3 is a structural diagram when an embodiment of the overload protection device according to the present invention is applied to a compressor. , Figures 4a and 4b are views showing the heater shown in Figure 3 being held between insulating plates, Figure 4a is a view from the side, Figure 4a is a view from the top, and Figure 5a is a view of the heater shown in Figure 3. , b
3 is a configuration diagram of the case and bimetal mechanism shown in FIG. 3. FIG. 10...Motor, 10a...Motor housing, 20.
... Bimetal sweets, 21... Heater, 22.
...Case, 22a922bt 22C-...Contact, 2
3-...First insulating plate, 24...Second insulating plate, 24
a... Heat conduction. Hole for, 25a't 25b...Slit, 30
...Body, 31...Electrical connection part.
Claims (1)
る負荷電流をヒータに流し、このヒータに過負荷電流が
流れ前記ヒータの発熱量が所定の量に達したときにバイ
メタルからなるスイッチ機□ 構が開いて前記負荷
を保護する過負荷保護装置において、前記ヒータを、一
方の中央に孔部を設け、かつドーナツ状に形成した１対
の絶縁板により挾持して一体的に構成するとともに、こ
れらヒータ、及び１対の絶縁板の一体物を前記スイッチ
機構を収納する筐体の上面に一方の絶縁板を接触させて
固定したことを特徴とする過負荷保護装置。A switch device made of bimetal that is integrally attached to a load such as a motor, allows the load current flowing through the load to flow through the heater, and when an overload current flows through the heater and the amount of heat generated by the heater reaches a predetermined amount. In the overload protection device in which the structure opens to protect the load, the heater is integrally constituted by being sandwiched between a pair of donut-shaped insulating plates with a hole in the center of one of them, and An overload protection device characterized in that the heater and a pair of insulating plates are integrally fixed to the upper surface of a casing housing the switch mechanism with one insulating plate in contact with the upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2754984U JPS60140344U (en) | 1984-02-28 | 1984-02-28 | overload protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2754984U JPS60140344U (en) | 1984-02-28 | 1984-02-28 | overload protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60140344U true JPS60140344U (en) | 1985-09-17 |
Family
ID=30524606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2754984U Pending JPS60140344U (en) | 1984-02-28 | 1984-02-28 | overload protection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60140344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02265140A (en) * | 1988-08-04 | 1990-10-29 | Portage Electric Prod Inc | Method of making thermostat switch in narrow operation temperature range |
-
1984
- 1984-02-28 JP JP2754984U patent/JPS60140344U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02265140A (en) * | 1988-08-04 | 1990-10-29 | Portage Electric Prod Inc | Method of making thermostat switch in narrow operation temperature range |
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