Dc -to -ac converter of high transformation rate

The utility model discloses a dc -to -ac converter of high transformation rate in the field, including the cabinet body, wheel components, still include bottom sprag subassembly, the horizontal screwrod of level setting bottom the cabinet body, the bottom sprag subassembly include three set at least perpendicular double -screw bolts, with erect the landing leg that the double -screw bolt matches,erect the vertical cartridge of double -screw bolt in cabinet body bottom, landing leg threaded connection is erecting the double -screw bolt downside, wheel components is equipped with a pair ofly,and a pair of wheel components arranges relatively that every wheel components includes wheel carrier, return pulley, movable supporting rod, sliding sleeve, the stop nut of a pair of suit on horizontal screw rod in cabinet body bottom, when the return pulley contacted with the surface phase, the wheel carrier was in vertical state. Accessible bottom sprag subassembly comes the supporting cabinetbody when the cabinet body s