| 摘要 |
The invention discloses a solar-powered dry-type transformer device, which comprises a housing (80) and a plurality of winding columns (81), wherein a cooling exhaust fan (83) is arranged on the lateral wall of the housing (80); the plurality of winding columns (81) are evenly arranged in the housing (80) in the circumferential direction; a cooling blowing device (82) which is supplied with a gas by a gas delivery pipe (61) is arranged at the bottom of the center part which is surrounded by the plurality of winding columns (81); the cooling blowing device (82) comprises an air-cavity annular shell (15) which is provided with a gas inlet nozzle (6) to be communicated with the gas delivery pipe (61); the air-cavity annular shell (15) is integrally provided with a bottom annular part (152) and a barrel-shaped part (151) at the upper side; and a gas connecting cavity (150) is formed in the air-cavity annular shell (15). |
