Outdoor display device is used in ideological and political education
The utility model discloses an outdoor display device is used in ideological and political education, it relates to ideology and politics educational outfit technical field, supporting legs are installed on the bottom of a frame, mounts has the show board, the upper end of frame is passed through th...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Online-Zugang: | Volltext bestellen |
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| Zusammenfassung: | The utility model discloses an outdoor display device is used in ideological and political education, it relates to ideology and politics educational outfit technical field, supporting legs are installed on the bottom of a frame, mounts has the show board, the upper end of frame is passed through the link and is connected with rain canopy, solar cell panel is installed to rain canopy's upper end, the energy storage ware, the prompting device, the relay is all installed in the electric box of frame upper end, the lower extreme at the frame is installed to the speaker, the both ends of frame are installed respectively to two data storage racks, install the several baffle on the data storage rack, solar cell panel is connected with relay coil's one end, relay coil's the other end and the charging terminal connection of energy storage ware, the discharge end and relay normally closed contact's the one end of current condenser are connected, relay normally closed contact's the other end and prompting device are co |
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