Simple device for expanding radial and longitudinal paper chromatograms

The utility model discloses a simple device for expanding radial and longitudinal paper chromatograms, which comprises a hollow steel pipe for accommodating a filter paper reel, a metal connecting sheet is sleeved on the outer wall of the hollow steel pipe, and supporting leg components are hinged on the periphery of the metal connecting sheet. The simple device for radial and longitudinal paper chromatogram expansion is mainly used for being matched with a culture dish and a bell jar for use, and is used for fixing a filter paper winding drum and chromatography filter paper in paper chromatogram expansion, so that the filter paper winding drum and the chromatography filter paper can be uniformly and tightly contacted and expanded, and meanwhile, the filter paper winding drum is prevented from tilting; in addition, the device is of a detachable structure and is convenient to disassemble, assemble and store. 本实用新型公开了一种用于径向和纵向纸色谱展开的简易装置，包括用于容纳滤纸卷筒的中空钢管，所述中空钢管的外壁上套接设置有金属连接片，所述金属连接片的四周铰接设置有支撑腿组件。本实用新型一种用于径向和纵向纸色谱