US 11,796,254 B1
Graphitization furnace with rapid active cooling system
Yan Chen, Hunan (CN); Dongsheng Chen, Hunan (CN); Xin Tang, Hunan (CN); Shunlong Li, Hunan (CN); and Guangwei Zhou, Hunan (CN)
Assigned to Hunan Youre Technology Co., LTD., Changsha (CN)
Filed by Hunan Youre Technology Co., LTD., Hunan (CN)
Filed on Jun. 26, 2023, as Appl. No. 18/214,078.
Claims priority of application No. 202211616471.6 (CN), filed on Dec. 15, 2022.
Int. Cl. F27D 9/00 (2006.01)
CPC F27D 9/00 (2013.01) [F27D 2009/0005 (2013.01); F27D 2009/0013 (2013.01); F27D 2009/0018 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A graphitization furnace with a rapid active cooling system, comprising:
a furnace body; and
an active cooling system, wherein the active cooling system is provided with at least one medium loop unit and a control unit for controlling a flow velocity of a medium in the medium loop unit, each medium loop unit comprises a plurality of heat removal pipes pre-embedded in a furnace cavity of the furnace body, and each of the heat removal pipes is provided with a medium flow channel communicated with the medium loop unit;
wherein the medium loop unit is provided with a medium input pipe and a medium output pipe, a medium inlet of the medium flow channel is connected with the medium input pipe and a medium outlet of the medium flow channel is connected with the medium output pipe, and the control unit comprises a medium pump, an input control assembly for controlling the medium input pipe and an output control assembly for controlling the medium output pipe;
wherein the input control assembly and the output control assembly are both provided with a flow regulating valve, a thermometer, a pressure gauge and a flow meter; and
wherein the furnace body is of a cuboid structure, two narrow ends of the furnace body are provided with an electrode, a furnace core and a thermal insulation layer located on two sides of the furnace core are formed in the furnace cavity of the furnace body, and the heat removal pipes are vertically pre-embedded in the thermal insulation layer.