The invention discloses a production device and method for continuously producing 2-bromo-3, 3, 3-trifluoropropene. The device comprises an addition reaction system, an elimination reaction system, acoarse separation system and a rectification purification system; the addition reaction system is a jet loop reaction system, an addition reaction product 1, 2-dibromo-3, 3, 3-trifluoropropane is adopted as a reaction circulating solvent, and an addition reaction circulating pump circulates to form a jet reaction loop; the addition reactor adopts a venturi jet reactor, and at least one light source is arranged in the reactor. The coarse separation system adopts a flash evaporation continuous separation mode. And the rectification purification system adopts a two-tower continuous pressurized rectification device. The method disclosed by the invention is realized through the production device, has the advantages of simple process, high preparation efficiency, high raw material recycling rate, low possibility of deterioration of the product, stable quality and the like, can realize automatic control of the whole process, saves labor, and is suitable for continuous industrial production of2-bromo-3, 3, 3-trifluoropropene products.