Volatile organic waste gas treatment system for avoiding overheating of catalytic combustion reactor

The utility model discloses a volatile organic waste gas treatment system capable of avoiding overheating of catalytic combustion reactors. The volatile organic waste gas treatment system comprises awaste gas supply part, a plurality of waste gas adsorption devices arranged in parallel, a supercharging device, a first heating device, a plurality of catalytic combustion reactors arranged in parallel and a second heating device, more than six catalyst bed layers are sequentially arranged in the catalytic combustion reactor from a gas inlet to a gas outlet, and temperature sensors are respectively arranged on two sides of each catalyst bed layer; a gas inlet of the catalytic combustion reactor is provided with a combustion switch, and a gas inlet of the combustion switch is communicated witha gas outlet of the first heating device. According to the volatile organic waste gas treatment system provided by the utility model, the concentration of the organic waste gas obtained through the adsorption-desorption proce