| 摘要 |
The present invention relates to a fire truck with an elevated ladder, which is used for rescue of human lives or firefighting at a high place by multi-telescopic operation, and maximizes the safety and convenience of work by use of an auxiliary ladder at the rescue of human lives or firefighting. The fire truck includes a telescopic ladder having a plurality of ladders which can be telescopically moved and have a width gradually decreased toward the front end; a bracket installed on one end of the front ladder and having hinges at one side and a lower end; a first auxiliary ladder engaged to the hinge at one side of the bracket to be able to rotate, and having a guide portion inside and a hinge at a lower end; a rotation power unit connected to the hinge of the lower end of the bracket at one side, and connected to the hinge of the lower end of the first auxiliary ladder to control a rotation angle; a second auxiliary ladder inserted in the guide portion of the first auxiliary ladder and telescopically moved therein; and a horizontal power unit mounted on one side of the first auxiliary ladder to control the telescopic movement of the second auxiliary ladder. |
