JPS61170783U - - Google Patents
Info
- Publication number
- JPS61170783U JPS61170783U JP5448985U JP5448985U JPS61170783U JP S61170783 U JPS61170783 U JP S61170783U JP 5448985 U JP5448985 U JP 5448985U JP 5448985 U JP5448985 U JP 5448985U JP S61170783 U JPS61170783 U JP S61170783U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- pilot
- bleed
- valve
- pilot valve
- 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
- 238000005192 partition Methods 0.000 claims 4
- 239000007788 liquid Substances 0.000 claims 1
Landscapes
- Fluid-Driven Valves (AREA)
Description
第１図は本考案によるパイロツト式電磁弁の実
施例を示す断面図、第２図は同パイロツト式電磁
弁の主要部を示す図、第３図は従来のパイロツト
式電磁弁の断面図である。
図において、３は主弁孔、５はダイヤフラム、
６はパイロツト弁孔、７は背室、１１はパイロツ
ト弁体、１４はデイスク、１５′は環状溝、１６
′…はフイルター用小孔、１７はブリード孔、１
７ａ，１７ｂは屈曲部をそれぞれ示す。
Fig. 1 is a cross-sectional view showing an embodiment of the pilot-type solenoid valve according to the present invention, Fig. 2 is a view showing the main parts of the pilot-type solenoid valve, and Fig. 3 is a cross-sectional view of a conventional pilot-type solenoid valve. . In the figure, 3 is the main valve hole, 5 is the diaphragm,
6 is a pilot valve hole, 7 is a back chamber, 11 is a pilot valve body, 14 is a disk, 15' is an annular groove, 16
'... is a small hole for the filter, 17 is a bleed hole, 1
7a and 17b indicate bent portions, respectively.
Claims (1)
との間を仕切る可動仕切り部材が弁室に内臓され
ており、 該可動仕切り部材には、駆動手段で駆動される
パイロツト弁体で開閉され、かつ背室と主弁孔の
出口側とを連通するパイロツト弁孔を有しており
、 かつ背室と入口側とを連通し、前記パイロツト
弁孔より流量の少ないブリード孔を有するパイロ
ツト式電磁弁であつて、 該可動仕切り部材の入口側の面には、ブリード
孔より小さい複数のフイルター用孔が開けられ、
それぞれのフイルター用孔は、１つのブリード孔
と連通していること、 該ブリード孔は、この経路に少なくとも１つの
屈曲部を備えて非直線流路とすることで、ブリー
ド孔を通過する液体の流動抵抗を大きくすること
により、パイロツト弁孔よりブリード孔の流量を
小さく、かつパイロツト弁孔の径がブリード孔の
径と同程度か小さくなるように構成したことを特
徴とするパイロツト式電磁弁。[Scope of Claim for Utility Model Registration] A movable partition member that has a main valve body that opens and closes the main valve hole and partitions the back chamber and the inlet side is built into the valve chamber, and the movable partition member includes the following: The pilot valve is opened and closed by a pilot valve body driven by a driving means, and has a pilot valve hole that communicates the back chamber with the outlet side of the main valve hole, and communicates the back chamber with the inlet side of the main valve hole. A pilot type solenoid valve having a bleed hole with a flow rate lower than that of the hole, wherein a plurality of filter holes smaller than the bleed hole are opened on the inlet side surface of the movable partition member,
Each filter hole communicates with one bleed hole, and the bleed hole has at least one bend in its path to form a non-linear flow path, so that the flow of liquid passing through the bleed hole is A pilot type solenoid valve characterized in that the flow resistance of the pilot valve hole is increased so that the flow rate of the bleed hole is smaller than that of the pilot valve hole, and the diameter of the pilot valve hole is approximately the same as or smaller than the diameter of the bleed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5448985U JPS61170783U (en) | 1985-04-12 | 1985-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5448985U JPS61170783U (en) | 1985-04-12 | 1985-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61170783U true JPS61170783U (en) | 1986-10-23 |
Family
ID=30576299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5448985U Pending JPS61170783U (en) | 1985-04-12 | 1985-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61170783U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0231974U (en) * | 1988-08-23 | 1990-02-28 | ||
| JP2017057860A (en) * | 2015-09-14 | 2017-03-23 | パナソニックＩｐマネジメント株式会社 | Water supply solenoid valve |
| JP2019039509A (en) * | 2017-08-25 | 2019-03-14 | 株式会社不二工機 | Pilot type solenoid valve |
-
1985
- 1985-04-12 JP JP5448985U patent/JPS61170783U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0231974U (en) * | 1988-08-23 | 1990-02-28 | ||
| JP2017057860A (en) * | 2015-09-14 | 2017-03-23 | パナソニックＩｐマネジメント株式会社 | Water supply solenoid valve |
| JP2019039509A (en) * | 2017-08-25 | 2019-03-14 | 株式会社不二工機 | Pilot type solenoid valve |
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