Negative-pressure screen analysis instrument for fineness of building waste cement

• Main Authors: QI JIAKUN, LIU DIANWU
• Format: Patent
• Language: Chinese; English
• Published: 01.08.2023
• Subjects: APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES; CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL ORCHEMICAL PROCESSES; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL,e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PHYSICS; SEPARATING SOLIDS FROM SOLIDS; SEPARATION; SEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, ORSIFTING OR BY USING GAS CURRENTS; SORTING; TESTING; TRANSPORTING

The utility model discloses a building waste cement fineness negative pressure screen analysis instrument, which belongs to the field of cement fineness negative pressure screen analysis, and comprises a box body, the box body is provided with an installation groove and a test piece bin installed in the installation groove, the bottom of the test piece bin is fixedly connected with a test piece screen, the test piece bin is provided with a screen cover, and the screen cover is clamped with the test piece bin; the cyclone pipe is fixedly arranged in the box body and is fixedly connected with one side of the mounting groove through a first hose, and a dust collecting bottle is arranged at the bottom of the cyclone pipe; the output end of the air exhauster is fixedly connected with a third hose, a groove body is arranged in the box body, and the third hose extends into the groove body. The test piece bin and the box body can be separated, so that residual cement is thoroughly cleaned, the next use is not influen