Precise control spraying device

The utility model discloses a precise control spraying device which comprises a switch SQ1, a switch SQ2, an alternating current contactor KM, an intermediate relay KA, a time relay KT, an electromagnetic valve KV1 and an electromagnetic valve KV2. The L end is connected with one end of a normally c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YAN WEN, HAO CHANGMING, JIANG YONGGUI, ZHONG YONG, TANG HONGCHAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a precise control spraying device which comprises a switch SQ1, a switch SQ2, an alternating current contactor KM, an intermediate relay KA, a time relay KT, an electromagnetic valve KV1 and an electromagnetic valve KV2. The L end is connected with one end of a normally closed SQ1, the other end of the normally closed SQ1 is connected with one end of a switch SQ2, and the other end of the switch SQ2 is connected with one end of an alternating current contactor KM and the other end of a normally open contact of the alternating current contactor KM; one end of the alternating current contactor KM is connected with one end of an electromagnetic valve KV1 and one end of an electromagnetic valve KV2; the L end is further connected with the normally-open SQ1 and one end of a normally-closed contact of the time relay KT, and one end of the intermediate relay KA is further connected with the input end of the time relay KT and one end of the electromagnetic valve KV1. According to the utili