Power head and rotary drilling rig

The utility model discloses a power head and a rotary drilling rig, and the power head comprises an installation box body which is internally provided with an installation cavity; an opening is further formed in the mounting box body, and the opening is communicated with the mounting cavity; the inp...

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Bibliographic Details
Main Authors HU LANQI, YU SHUAI, ZHANG SHIPING
Format Patent
LanguageChinese
English
Published 04.01.2022
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Summary:The utility model discloses a power head and a rotary drilling rig, and the power head comprises an installation box body which is internally provided with an installation cavity; an opening is further formed in the mounting box body, and the opening is communicated with the mounting cavity; the input shaft is arranged in the mounting cavity; the first end of the input shaft is connected with the mounting cavity through a first bearing, the second end of the input shaft extends outwards from the opening, and the outer diameter of the opening is matched with that of the input shaft; the speed reducer is arranged on the mounting box body and is coaxial with the input shaft; the second end of the input shaft is sleeved with the output end of the speed reducer, and the output end of the speed reducer is meshed with the second end of the input shaft. By means of the arrangement, the length of the whole power head in the vertical direction can be reduced, and therefore the overall size of the power head is reduced.
Bibliography:Application Number: CN202121754244U