JPH0198983U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の第１実施例の要部縦断正面図
、第２図及び第３図は、異なる構成の減圧供給弁
の縦断正面図、第４図は本考案の第２実施例の要
部縦断正面図、第５図は本考案の実施例における
主弁の応答時間を示す線図である。 １，５１…主弁、２，４０…減圧供給弁、３，
５２，５３…パイロツト弁、Ｐ…供給ポート、Ａ
，Ｂ…出力ポート、ＥＡ，ＥＢ，Ｒ…排気ポート
。 FIG. 1 is a longitudinal sectional front view of main parts of the first embodiment of the present invention, FIGS. 2 and 3 are longitudinal sectional front views of pressure reducing supply valves with different configurations, and FIG. 4 is a longitudinal sectional front view of the main parts of the first embodiment of the invention. FIG. 5, which is a longitudinal sectional front view of the main part, is a diagram showing the response time of the main valve in the embodiment of the present invention. 1,51...Main valve, 2,40...Reducing pressure supply valve, 3,
52, 53... Pilot valve, P... Supply port, A
, B...Output port, EA, EB, R...Exhaust port.

Claims (1)

【実用新案登録請求の範囲】 圧力空気の供給ポート、出力ポート及び排気ポ
ートを有し、上記出力ポートを供給ポートと排気
ポートに切換えて連通させるパイロツト駆動の主
弁と、上記主弁のパイロツト室に供給ポートの圧
力空気を給排するパイロツト弁とを備えたパイロ
ツト形電磁弁において、 上記パイロツト弁を、耐圧性の低い電磁弁で構
成し、 上記供給ポートと上記パイロツト弁の間に、供
給ポートの空気圧を減圧させてパイロツト弁に供
給する減圧供給弁を設けた、 ことを特徴とするパイロツト形電磁弁。[Scope of Claim for Utility Model Registration] A pilot-driven main valve that has a pressurized air supply port, an output port, and an exhaust port, and that connects the output port to the supply port and the exhaust port, and a pilot chamber of the main valve. A pilot type solenoid valve is equipped with a pilot valve for supplying and discharging pressurized air from a supply port, and the pilot valve is configured with a solenoid valve with low pressure resistance, and the supply port A pilot type solenoid valve characterized in that it is provided with a pressure reducing supply valve that reduces the air pressure of the air and supplies the reduced air pressure to the pilot valve.