A screening machine

By using the hinged structure and smoke filter of the screening machine, the problems of screen blockage and dust pollution in coal screening machines are solved, achieving efficient screening and environmentally friendly emissions.

CN224346312UActive Publication Date: 2026-06-12XINAN COAL IND ZAOZHUANG COAL MINING GROUP

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XINAN COAL IND ZAOZHUANG COAL MINING GROUP
Filing Date
2025-06-13
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

Existing drum screens are prone to getting stuck in the mesh when screening coal due to particles of varying sizes, which affects efficiency and generates a large amount of dust that pollutes the environment and health.

Method used

A screening machine was designed. Through the hinged structure of the first and second casings, combined with the smoke filter structure and hydraulic rod, it can adsorb smoke and filter dust, and squeeze the coal stuck in the cable net by the hydraulic rod.

Benefits of technology

It improves the operating efficiency of the screening machine, reduces dust splashing, and protects the environment and the health of operators.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224346312U_ABST
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Abstract

The utility model relates to coal processing technical field, and disclose a screening machine, including second casing, still include: setting in the support frame of second casing bottom, the inside of second casing both ends is rotatably connected with first connecting ring and second connecting ring respectively, fixed connection has cable net between first connecting ring and second connecting ring, the top of second casing is rotatably connected with first casing through elastic hinge, the hollow board of intercommunication in first casing top front and back both sides, the one side of first casing and second casing is provided with filter smoke structure, the top fixed connection of first casing has rectangular groove, the utility model discloses through the hinging of first casing and second casing, so that first casing can shield the smoke and dust produced when screening cable net, still can adsorb the dust produced when screening through the setting of filter smoke structure, and then reduce the splashing of dust at will.
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