A sandstone separator for civil engineering

CN122141941APending Publication Date: 2026-06-05HUNAN TECHN COLLEGE OF RAILWAY HIGH SPEED

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HUNAN TECHN COLLEGE OF RAILWAY HIGH SPEED
Filing Date
2026-04-09
Publication Date
2026-06-05

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Abstract

The application belongs to the technical field of sandstone breaking sieve, and particularly relates to a sandstone sorting machine for civil engineering, which comprises a box body, an electromagnetic reversing valve is fixedly connected to the top wall of the box body, a second screening cylinder is rotationally connected to one side of the inner wall of the box body, a first screening cylinder is coaxially and fixedly connected to the second screening cylinder, a rotating shaft coaxially arranged with the second screening cylinder is rotationally connected to the inner wall of the box body, the rotating shaft is hollow, a filter cylinder is fixedly and continuously connected to the top wall of the box body, and a detection tube is coaxially and fixedly connected to the top end of the filter cylinder. The rotating shaft driven by the eccentric high-pressure air outlet head is coaxially and fixedly connected with a crushing cone and a crushing piece. The high-pressure airflow is sprayed from the air outlet head while driving the rotating shaft to rotate, so as to form a vortex in the first screening cylinder, bring the materials into collision with each other to realize airflow crushing, and continuously blow the crushing cone and the crushing piece to prevent adhesion.
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