Safety fan
The utility model discloses a safety fan, its technical essential is including fan shell, three -pin plug and inserts the electric wire, three -pin plug includes the ground connection foot, it includes the ground joint line to insert the electric wire, ground joint line both ends are connected respe...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a safety fan, its technical essential is including fan shell, three -pin plug and inserts the electric wire, three -pin plug includes the ground connection foot, it includes the ground joint line to insert the electric wire, ground joint line both ends are connected respectively in ground connection foot and fan shell, characterized by: still include alarm device, alarm device includes source transformation ware, bee calling organ, divider resistance and connecting wire, fan shell and ground connection foot are connected respectively to the input of source transformation ware, bee calling organ and divider resistance all are connected and loop in through the connecting wire and the output of source transformation ware. The utility model provides a shell is connected with the safety fan of alarm, and bee calling organ just can be vocal under the electrified condition of shell, plays the warning effect, prevents that the electric shock accidents from taking place.
本实用新型公开了种安全风机，其技术要点 |
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