JPS62203404U - - Google Patents
Info
- Publication number
- JPS62203404U JPS62203404U JP9047986U JP9047986U JPS62203404U JP S62203404 U JPS62203404 U JP S62203404U JP 9047986 U JP9047986 U JP 9047986U JP 9047986 U JP9047986 U JP 9047986U JP S62203404 U JPS62203404 U JP S62203404U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- strain gauge
- spring plate
- axial direction
- conical part
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は流量制御弁における本考案の実施例を
示す側面断面図、第２図は第１図Ｅ部の拡大断面
図、第３図は第２図のＸ矢視図を示す。第４図及
び第５図は一般に使用されている差動変圧器及び
ポテンシヨメータを示す概略図である。
１……弁本体、２……スプール弁、１６……ピ
ストン、１７……ロツド、１８……円錐部、３０
……バネ板、３３……歪ゲージ。
FIG. 1 is a side sectional view showing an embodiment of the present invention in a flow control valve, FIG. 2 is an enlarged sectional view of section E in FIG. 1, and FIG. 3 is a view taken along the X arrow in FIG. 4 and 5 are schematic diagrams showing commonly used differential transformers and potentiometers. 1... Valve body, 2... Spool valve, 16... Piston, 17... Rod, 18... Conical part, 30
...Spring plate, 33...Strain gauge.
Claims (1)
ル型バルブ等において、スプールの一端に円錐部
を設け、歪ゲージを装着したバネ板を前記円錐部
に押圧配置し、スプールの軸方向変位に伴なう円
錐部の直径変化を前記バネ板の歪ゲージにより検
出するようにしたことを特徴とする流量制御弁等
の変位検出装置。 In a spool-type valve that controls fluid switching by displacing in the axial direction, a conical part is provided at one end of the spool, a spring plate equipped with a strain gauge is pressed against the conical part, and the spool is displaced in the axial direction. 1. A displacement detection device for a flow rate control valve, etc., characterized in that a change in the diameter of the conical portion is detected by a strain gauge of the spring plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9047986U JPS62203404U (en) | 1986-06-16 | 1986-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9047986U JPS62203404U (en) | 1986-06-16 | 1986-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62203404U true JPS62203404U (en) | 1987-12-25 |
Family
ID=30950382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9047986U Pending JPS62203404U (en) | 1986-06-16 | 1986-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62203404U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08219301A (en) * | 1995-02-16 | 1996-08-30 | Hitachi Constr Mach Co Ltd | Spool valve device |
| JP2013068308A (en) * | 2011-09-26 | 2013-04-18 | Hitachi Automotive Systems Ltd | Hydraulic control valve, and device for detecting operating condition of spool valve element |
| KR101657236B1 (en) * | 2015-04-20 | 2016-09-13 | 주식회사 유응연 | Device For Spool's Displacement |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5895201A (en) * | 1981-12-01 | 1983-06-06 | Kyowa Dengiyou:Kk | Displacement converter |
-
1986
- 1986-06-16 JP JP9047986U patent/JPS62203404U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5895201A (en) * | 1981-12-01 | 1983-06-06 | Kyowa Dengiyou:Kk | Displacement converter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08219301A (en) * | 1995-02-16 | 1996-08-30 | Hitachi Constr Mach Co Ltd | Spool valve device |
| JP2013068308A (en) * | 2011-09-26 | 2013-04-18 | Hitachi Automotive Systems Ltd | Hydraulic control valve, and device for detecting operating condition of spool valve element |
| KR101657236B1 (en) * | 2015-04-20 | 2016-09-13 | 주식회사 유응연 | Device For Spool's Displacement |