Novel electromagnetic valve capable of inspecting self on and off status

The utility model discloses a novel electromagnetic valve capable of inspecting self on and off status. The discloses a novel electromagnetic valve capable of inspecting the self on and off status comprises a valve body portion, an execution portion and a flow inspection portion, wherein the valve b...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DU PUZHI, GUO XIANGQUAN, WANG QINGHUA, FENG CHAOWEN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The utility model discloses a novel electromagnetic valve capable of inspecting self on and off status. The discloses a novel electromagnetic valve capable of inspecting the self on and off status comprises a valve body portion, an execution portion and a flow inspection portion, wherein the valve body portion comprises a valve body, a valve seat is arranged in the valve body, a diaphragm is arranged on the valve seat, a seal iron block matched with the valve seat is arranged on the diaphragm, a spring is arranged between the seal iron block and an upper end cover, a small hole is formed in the valve body and matched with a pilot hole in the upper end cover, the execution portion comprise an electromagnetic coil arranged at the top of the valve body of the novel electromagnetic valve, the electromagnetic coil is communicated with a power source through a junction box, an iron core spring and a movable iron core component form a pilot small valve, the pilot small valve is placed in a stand column on the upper portion of the upper end cover, the flow inspection portion comprises a lower housing which is fixed on the upper portion of an outlet end of the valve body through a thread, a baffle is arranged on a support located on the lower housing through a connection rod and placed in a channel of the valve body, a magnet 1 is installed at one end of the connection rod, not connected with the support, an extension spring is further arranged on the connection rod, and a micro switch, a connecting rod and a magnet 2 are arranged in an upper housing. The novel electromagnetic valve capable of inspecting the self on and off status is simple in structure, reasonable in shape and convenient to operate, avoids the defect that failures are difficult to inspect, and facilitates real time work status monitoring.