FIELD: construction.
SUBSTANCE: invention relates to the field of construction engineering, in particular to drilling rigs, and may be used to drill wells in various soils. Installation comprises self-propelled chassis and suspended equipment, which consists of mast, carriage, rotator, stem, mechanism of stem displacement, mechanism of feeding, drilling tool, installation of braces, support bracket and casing equipment. Mast is made of two parts - lower main and upper movable, installed on carriage with the possibility to move carriage with upper part of mast along lower part of mast with the help of feed mechanism.
EFFECT: simplified design with reduction of dimensions, improved functioning of units.
2 cl, 2 dwg
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