JPS63184214U - - Google Patents
Info
- Publication number
- JPS63184214U JPS63184214U JP7499887U JP7499887U JPS63184214U JP S63184214 U JPS63184214 U JP S63184214U JP 7499887 U JP7499887 U JP 7499887U JP 7499887 U JP7499887 U JP 7499887U JP S63184214 U JPS63184214 U JP S63184214U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- bearing
- temperature abnormality
- temperature sensor
- detected value
- 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
- 230000005856 abnormality Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Sliding-Contact Bearings (AREA)
Description
第１図は、本考案の軸受温度異常検知装置の構
成を示すブロツク図である。第２図は、第１図の
軸受温度異常検知装置の一部である温度異常判別
装置４の構成を示す回路図である。第３図は、軸
受とその周囲温度の推移を示すグラフである。第
４図は軸受温度上昇速度と異常検知との関係を示
すグラフである。
１：軸受、２：軸内温度センサ、３：軸受周囲
温度センサ、４：温度異常判別装置、５：温度異
常表示／警報装置（温度異常報知装置）、６：温
度比較器、７：温度上昇限度設定器、８：微分器
、９：温度上昇速度比較器、１０：温度上昇速度
リミツト設定器、１１：リレー回路、１２，１３
：リレー、１４，１５：増幅器。
FIG. 1 is a block diagram showing the configuration of the bearing temperature abnormality detection device of the present invention. FIG. 2 is a circuit diagram showing the configuration of the temperature abnormality determining device 4, which is a part of the bearing temperature abnormality detecting device shown in FIG. FIG. 3 is a graph showing changes in the bearing and its surrounding temperature. FIG. 4 is a graph showing the relationship between bearing temperature increase rate and abnormality detection. 1: Bearing, 2: In-shaft temperature sensor, 3: Bearing ambient temperature sensor, 4: Temperature abnormality determination device, 5: Temperature abnormality display/alarm device (temperature abnormality alarm device), 6: Temperature comparator, 7: Temperature rise Limit setter, 8: Differentiator, 9: Temperature increase rate comparator, 10: Temperature increase rate limit setter, 11: Relay circuit, 12, 13
: Relay, 14, 15: Amplifier.
Claims (1)
と、軸受外部に設けられた軸受周囲温度センサと
、前記温度センサの検出値に基づいて温度異常を
検出する温度異常判別装置と、温度異常を報知す
る温度異常報知装置と、からなる軸受温度異常検
知装置。 A plurality of shaft temperature sensors provided inside the bearing, a bearing ambient temperature sensor provided outside the bearing, a temperature abnormality determination device that detects temperature abnormality based on the detected value of the temperature sensor, and a temperature abnormality determination device that detects temperature abnormality based on the detected value of the temperature sensor. A bearing temperature abnormality detection device comprising: a temperature abnormality alarm device for reporting;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7499887U JPS63184214U (en) | 1987-05-19 | 1987-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7499887U JPS63184214U (en) | 1987-05-19 | 1987-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63184214U true JPS63184214U (en) | 1988-11-28 |
Family
ID=30920740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7499887U Pending JPS63184214U (en) | 1987-05-19 | 1987-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63184214U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162634A (en) * | 2009-01-14 | 2010-07-29 | Jtekt Corp | Spindle device |
| JP2019502061A (en) * | 2015-10-30 | 2019-01-24 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ | System and method for monitoring wheel hub temperature and mileage on a trailer shaft |
| CN110957959A (en) * | 2018-09-27 | 2020-04-03 | 三美电机株式会社 | Motor control circuit and motor control device |
| JP2020058224A (en) * | 2018-09-27 | 2020-04-09 | ミツミ電機株式会社 | Motor control circuit and motor controller |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6131324A (en) * | 1984-07-23 | 1986-02-13 | Furukawa Electric Co Ltd:The | Production of base material for optical fiber |
| JPS61157822A (en) * | 1984-12-28 | 1986-07-17 | Toshiba Corp | Automatic supervising device of guide bearing device for revolving electrical equipment |
-
1987
- 1987-05-19 JP JP7499887U patent/JPS63184214U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6131324A (en) * | 1984-07-23 | 1986-02-13 | Furukawa Electric Co Ltd:The | Production of base material for optical fiber |
| JPS61157822A (en) * | 1984-12-28 | 1986-07-17 | Toshiba Corp | Automatic supervising device of guide bearing device for revolving electrical equipment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162634A (en) * | 2009-01-14 | 2010-07-29 | Jtekt Corp | Spindle device |
| JP2019502061A (en) * | 2015-10-30 | 2019-01-24 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツングＲｏｂｅｒｔ Ｂｏｓｃｈ Ｇｍｂｈ | System and method for monitoring wheel hub temperature and mileage on a trailer shaft |
| CN110957959A (en) * | 2018-09-27 | 2020-04-03 | 三美电机株式会社 | Motor control circuit and motor control device |
| JP2020058224A (en) * | 2018-09-27 | 2020-04-09 | ミツミ電機株式会社 | Motor control circuit and motor controller |
| CN110957959B (en) * | 2018-09-27 | 2024-06-04 | 三美电机株式会社 | Motor control circuit and motor control device |
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