Rapid PCR (Polymerase Chain Reaction) heat cycle system

The invention provides a rapid PCR (Polymerase Chain Reaction) thermal cycle system. The rapid PCR thermal cycle system comprises a heater, a reaction chip and a radiator, specifically, the heater is located above the reaction chip, and the radiator is located below the reaction chip. Wherein the heater is composed of a controller and an LED array, and the controller controls on-off of each LED unit in the LED array so as to realize optical heating of the reaction microdroplets; the reaction chip is of a PMMA-PDMS-PMMA structure, the reaction chip is provided with a reaction cavity, and a single-layer planar microdroplet array can be formed in the cavity; and the reaction chip is modified, so that the thermal conversion efficiency and the nucleic acid amplification reaction effect are improved. 本发明提供了快速PCR热循环系统，包括加热器，反应芯片和散热器；具体地，所述加热器位于所述反应芯片的上方，所述散热器位于所述反应芯片的下方；其中，所述加热器由控制器和LED阵列构成，控制器控制LED阵列中每个LED单元的开关，实现反应微滴的光学加热；所述反应芯片由为PMMA-PDMS-PMMA结构，反应芯片具有反应腔，腔内可以形成单层平面微滴阵列；并对对反应芯片进行修饰，提高热转换效率和核酸扩增反应效果。