Boarding ladder system of large type excavator
A technology of excavator and car boarding ladder, which is applied in the field of large excavator car boarding ladder system, can solve the problems of insufficient durability and stability, and achieve the effect of reliable structure and guaranteed safety
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[0059] In the following, the present invention will be further described through specific embodiments with reference to the accompanying drawings.
[0060] Such as figure 2 As shown, a large-scale excavator boarding ladder system includes a ladder frame 10, a ladder body 13, a rope pulling device, and a locking device. Among them, the ladder frame 10 is hinged to the hanger of the excavator; the ladder body 13 is slidably connected in the ladder frame 10; the rope pulling device is connected to the ladder body 13 to pull the ladder body 13 to slide up and down in the ladder frame 10, acting as the ladder body 13 After the ladder frame 10 is retracted upwards by a predetermined length, the pull rope device drives the ladder frame 10 to move, causing the ladder frame 10 to shrink in the accommodation space at the hanger; when the ladder frame 10 shrinks in the accommodation space at the hanger, it is locked The device is inserted into the ladder body 13 to fix the ladder body 13. ...
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