Drilling machine capable of pressing and pulling protective case
A technology for drilling rigs and casings, which is applied in the field of construction equipment for quickly pressing and pulling out casings, and can solve problems such as low construction efficiency, troublesome transitions, and low efficiency of lower casings, so as to improve construction efficiency, facilitate pile replacement, and expand The effect of construction scope
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[0026] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments. The description in this part is only exemplary and explanatory, and the present invention can be implemented in many different ways defined and covered by the claims, which should not have any limiting effect on the protection scope of the present invention.
[0027] see figure 1 , including a crawler chassis 6, a platform 12 installed on the crawler chassis 6, a yaw mechanism 8 hingedly installed on the platform 12, a support rod 7 installed on the yaw mechanism 8, and a support rod 7 supporting the yaw mechanism 8; The mast 9 on the yaw mechanism 8, the vertical mast oil cylinder 11 hinged between the mast 9 and the yaw mechanism 8, the vertical mast oil cylinder 11 can change the angle of the mast 9, thereby changing the pile position is easy; There is a crane 1; a power head 3 is slidably installed on the mast 9; a support platform 4 is inst...
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