Massage nozzle for hot tub

A massage nozzle for a hot tub, comprising a nozzle body, a nozzle body Venturi core, a rotary bushing and a nozzle surface cover;

• wherein the nozzle body comprises a water inlet end and an opposite water spraying end, wherein the water inlet end is provided with a water inlet and an air inlet, the water inlet and the air inlet are staggeredly arranged relative to each other, and the air inlet is closer to the water spraying end than the water inlet;
• the water spraying end is formed with an accommodating through hole allowing for insertion of the rotary bushing;
• two ends of the nozzle body Venturi core are sealed and welded with an inner wall surface of the water inlet end of the nozzle body, and one end of the nozzle body Venturi core away from the water spraying end is welded between the water inlet and the air inlet;
• a side wall of the nozzle body Venturi core is provided with a plurality of air inlet through holes, and the nozzle body Venturi core is hollow in a length direction as a water flow channel;
• the rotary bushing is arranged at the water spraying end, and comprises a water inlet channel which is connected with the nozzle body Venturi core, and the nozzle surface cover is arranged on a side of the rotary bushing away from the nozzle body Venturi core;
• wherein the nozzle body Venturi core comprises a hollow cylindrical Venturi core body and a support platform arranged on an outer periphery of the hollow cylindrical Venturi core body;
• an end of the hollow cylindrical Venturi core body away from the support platform is welded between the water inlet and the air inlet, and the support platform is circular-ring shaped and welded on an inner wall surface of the nozzle body.