Maleic anhydride test reaction device

The utility model discloses a maleic anhydride test reaction device. One end of the reactor is connected with the reactor; the other end is connected with the maleic anhydride concentration measuringchamber; the maleic anhydride concentration measuring chamber is connected with a cooler; a maleic anhydride concentration display is arranged outside the maleic anhydride concentration detection chamber; flow velocity switches are arranged on the vaporizer and the air compressor; wherein the flow rate switch is remotely controlled, a butane maximum flow rate monitoring sensor and an alarm are arranged at the lowermost part of the test reactor, recyclable molten salt is arranged in the test reactor and the reactor, the vaporizer and the air compressor are directly communicated with the reactorthrough a parallel pipeline, and a channel converter is arranged below the pipeline. Compared with the prior art, the device has the beneficial effects that the test reaction can reach the maximum proportioning efficiency, th