General oil tiny carbon residue measurement sample tube support

• Main Authors: SHEN YU, LIANG LULU, JIAN RUIXIONG
• Format: Patent
• Language: Chinese; English
• Published: 30.01.2013
• Subjects: CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PHYSICS; TESTING; TRANSPORTING

The utility model discloses a general oil tiny carbon residue measurement sample tube support which comprises an aluminum cylinder and an annular gasket, wherein the annular gasket is arranged on the bottom surface of the cylinder through three symmetrically arranged screws, the cylinder is provided with symmetrical six sample tube through holes in the axis direction and is sequentially provided with numerical marks, a central through hole is arranged at the center of the cylinder along the axis, and a positioning clamping groove is arranged on the lateral wall of the cylinder. Each of the six sample tube through holes is a three-section stepped through hole and is divided into a first through hole, a second through hole and a third through hole which are sequentially upwards arranged on the bottom surface of the cylinder, wherein the hole diameter of the first through hole is smaller than that of the second through hole, and the hole diameter of the second through hole is smaller than that of the third throu