• 专利标题:   Freeze dryer for preparing graphene oxide powder, comprises quick-freezing chamber and drying chamber, where quick-freezing chamber comprises compressor, condensing chamber, radiator and fan, where condensing chamber is set at one side of quick-freezing chamber.
  • 专利号:   CN210220406-U
  • 发明人:   WANG Q, WANG P, WANG J, ZHANG W, YU Z, WANG H
  • 专利权人:   SICHUAN OUXUN ENERGY ENG TECHNOLOGY CO
  • 国际专利分类:   F26B025/00, F26B005/06, F26B009/06
  • 专利详细信息:   CN210220406-U 31 Mar 2020 F26B-005/06 202031 Pages: 5 Chinese
  • 申请详细信息:   CN210220406-U CN20676465 13 May 2019
  • 优先权号:   CN20676465

▎ 摘  要

NOVELTY - This utility model claims a freeze drier for preparing graphene oxide powder, comprising a quick-freezing chamber and a drying chamber, the quick-freezing chamber comprising a compressor, a condensing chamber, a radiator and a fan, the condensing chamber is set on one side of the quick-freezing chamber, the compressor is set at one side of the condensing chamber, the radiator is set at one side of the compressor, the fan is fixedly connected on one side of the radiator; the drying chamber comprises a drying tray, a heater, a vacuum pump, an exhaust pipe and a switch; the drying tray is embedded on the inner wall of the drying chamber, the heater is fixed on the inner wall of the drying chamber and located on the drying tray above the vacuum pump is set at one side of the bottom of the drying chamber, one side of the vacuum pump is connected with an exhaust pipe, the exhaust pipe extends to the drying chamber outside. freeze drier of the preparing graphene oxide powder greatly improves freezing and drying efficiency, it avoids the occurrence of situation in the drying is not sufficient.