Jet type tower plate and plate tower

The utility model relates to the technical field of chemical equipment, in particular to a jet type tower plate and a plate tower. The jet type tower plate comprises a tower tray provided with more than one gas inlet through hole, more than one jet component and more than one gas-liquid separation plate; each spraying part sequentially comprises a first spraying section and a second spraying section which are provided with inner cavities and are communicated with each other; more than one liquid inlet through hole is formed in the side wall of each first injection section, each first injection section is communicated with each air inlet through hole, and the area of the cross section of an inner cavity of each first injection section is gradually reduced from the end far away from the second injection section to the end close to the second injection section; the cross section area of an inner cavity of the second injection section is gradually increased from the end close to the first injection section to the