Novel gas lift jet pump set for gas production

The utility model relates to the technical field of natural gas extraction equipment, in particular to a novel gas lift jet pump set for gas extraction, which comprises a Christmas tree, a jet pump set, a negative pressure tank, a gas-liquid separator and a power pump, the output end of the Christmas tree is connected with the negative pressure tank, the jet pump set is provided with a jet orifice, a liquid inlet and a liquid outlet, and the jet pump set is connected with the gas-liquid separator. Jet pumps in the jet pump set are of a parallel structure, the negative pressure tank is connected with a liquid inlet of the jet pump set, a jet orifice of the jet pump set is communicated with the output end of the power pump, a first discharge port and a second discharge port are formed in the bottom of the gas-liquid separator, a gas-liquid outlet is formed in the top of the gas-liquid separator, the input end of the power pump is connected with the first discharge port, and the output end of the power pump is c