| 摘要 |
A school bus child alarm device comprising a controller (1), a driver seat (2), a child seat (3), and a safety door-closing device (4); the driver seat (2) comprises a first seat frame (5), a first seat cushion (6), a first push-button switch (7), and a first seat back (8); the first push-button switch (7) is mounted between a first base plate (11) of the first seat cushion (6) and a first groove bottom (12) of a first guide groove (10), the first push-button switch (7) being a normally closed switch; the child seat (3) comprises a second seat frame (15), a second seat cushion (16), a second push-button switch (17), and a second seat back (18); the second push-button switch (17) is mounted between a second base plate (21) of the second seat cushion (16) and a second groove bottom (22) of a second guide groove (20), the second push-button switch (17) being a normally open switch; the safety door-closing device (4) is constituted by an electrically-powered component (27), the base (28) thereof being fixedly connected to a vehicle door frame (29) and the driving head (30) thereof facing the vehicle door (31); when a child is in the vehicle, the electrically-powered component (27) is energized and the driving head (30) is extended, blocking the vehicle door (31) and preventing same from closing; the invention is used for preventing children from being locked inside the vehicle. |
