Vegetable greenhouse rolls up curtain machine automatic control circuit

The utility model provides a vegetable greenhouse rolls up curtain machine automatic control circuit, includes major loop, position control return circuit and time control circuit, concatenates the position control return circuit on the major loop, the position control return circuit sets up button...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	BAI RENXI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY CONTROL OR REGULATING SYSTEMS IN GENERAL CONTROLLING CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED FISHING FORESTRY FUNCTIONAL ELEMENTS OF SUCH SYSTEMS HORTICULTURE HUMAN NECESSITIES HUNTING MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS PHYSICS REGULATING TRAPPING WATERING
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Beschreibung
Zusammenfassung:	The utility model provides a vegetable greenhouse rolls up curtain machine automatic control circuit, includes major loop, position control return circuit and time control circuit, concatenates the position control return circuit on the major loop, the position control return circuit sets up button SB1, contactor KM1 and limit switch SQ1 including position control return circuit and the decline position control return circuit of rising, the position control return circuit of rising, and decline position control return circuit sets up button SB2, contactor KM2 and limit switch SQ2, time control circuit still concatenates on the major loop. Set up control switch XB on the major loop, divide into the switch hookup location of three different functions. The peasant household can set for the big -arch shelter according to the time and roll up the time that curtain machine needs rose and fell, ensures the big -arch shelter and rolls up the electromechanical machine of curtain and can not operate always, ensures the