Neutralization reaction device for resorcinol

The utility model provides a resorcinol neutralization reaction device which comprises a neutralization reaction kettle, a stirring device is arranged in the neutralization reaction kettle, and a sodium sulfite solution adding pipeline, a disulfonated product adding pipeline and a sulfur dioxide tail gas collecting pipeline are arranged at the top of the neutralization reaction kettle. A sodium sulfite solution adding pipeline is connected with a discharging valve at the bottom of a sodium sulfite metering tank, a sodium sulfite supplementing pipeline is arranged on the sodium sulfite meteringtank, a discharging pipeline is arranged at the bottom of the neutralization reaction kettle and connected with a circulating pump, and one branch pipe of an outlet pipeline of the circulating pump is connected with a material inlet of a neutralization condenser. A material outlet of the neutralization condenser is connected with a top material return port of the neutralization reaction kettle, the other branch pipe of t