JPH029807U - - Google Patents
Info
- Publication number
- JPH029807U JPH029807U JP8665488U JP8665488U JPH029807U JP H029807 U JPH029807 U JP H029807U JP 8665488 U JP8665488 U JP 8665488U JP 8665488 U JP8665488 U JP 8665488U JP H029807 U JPH029807 U JP H029807U
- Authority
- JP
- Japan
- Prior art keywords
- piston ring
- converter
- converting
- displacement detectors
- computing
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Description
第１図は本考案の一実施例を示すシリンダライ
ナの縦断面図、第２図は第１図の合口計測用セン
サ配設部の拡大断面図、第３図は第２図の―
部分の断面図、第４図は診断回路のブロツク図、
第５図および第６図は各出力特性図、第７図Ａ〜
Ｄは変位検出計の各出力対比図、第８図は本実施
例のプログラム図、第９図はデイーゼル機関の要
部縦断面図である。
０２：シリンダライナ、０７：ピストンリング
、０７１：リング合口、１０４：変位検出計、１
０７，１１０：変換器、１１１：演算器。
Fig. 1 is a vertical cross-sectional view of a cylinder liner showing an embodiment of the present invention, Fig. 2 is an enlarged cross-sectional view of the abutment measurement sensor installation part of Fig.
A cross-sectional view of the parts, Figure 4 is a block diagram of the diagnostic circuit,
Figures 5 and 6 are output characteristic diagrams, Figures 7A~
D is a comparison diagram of each output of the displacement detector, FIG. 8 is a program diagram of this embodiment, and FIG. 9 is a longitudinal sectional view of the main part of the diesel engine. 02: Cylinder liner, 07: Piston ring, 071: Ring abutment, 104: Displacement detector, 1
07,110: Converter, 111: Arithmetic unit.
Claims (1)
た貫通穴に少くとも３個以上の変位検出計を周方
向に並接してピストンリングに非接触で対設し、
前記各変位検出計にデイジタル信号に変換する変
換器を連設するとともに、ピストンリングの回転
角センサにデイジタル値に変換する変換器を連設
して、前記両変換器にピストンリングのリング合
口の隙間幅を演算する演算器を連設したことを特
徴とするピストンリングの異常摩耗診断装置。 At least three or more displacement detectors are installed in a through hole provided in a side wall of a cylinder liner of a diesel engine in parallel in the circumferential direction and opposite to a piston ring without contacting the piston ring,
A converter for converting to a digital signal is connected to each of the displacement detectors, and a converter for converting to a digital value is connected to the rotation angle sensor of the piston ring. A device for diagnosing abnormal wear of piston rings, characterized in that a computing device for computing a gap width is installed in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8665488U JPH029807U (en) | 1988-07-01 | 1988-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8665488U JPH029807U (en) | 1988-07-01 | 1988-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH029807U true JPH029807U (en) | 1990-01-22 |
Family
ID=31311291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8665488U Pending JPH029807U (en) | 1988-07-01 | 1988-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH029807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010285944A (en) * | 2009-06-12 | 2010-12-24 | Toyota Motor Corp | Control device of internal combustion engine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60155902A (en) * | 1984-01-25 | 1985-08-16 | Kawasaki Heavy Ind Ltd | Measurement of abrasion amount of piston ring |
-
1988
- 1988-07-01 JP JP8665488U patent/JPH029807U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60155902A (en) * | 1984-01-25 | 1985-08-16 | Kawasaki Heavy Ind Ltd | Measurement of abrasion amount of piston ring |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010285944A (en) * | 2009-06-12 | 2010-12-24 | Toyota Motor Corp | Control device of internal combustion engine |
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