Spray gun for water-based paint on inner wall of nodular cast iron pipe

The utility model provides a spray gun for water-based paint on the inner wall of a nodular cast iron pipe, which comprises a connector, a spray gun rod, a spray gun rod, a spray gun head, a spray gun head, a spray gun head and a spray gun head, and is characterized in that the connector is rotatably arranged at the discharge end of the spray gun rod; the spray pipes are uniformly arranged in the circumferential direction of the connector; wherein the connector is provided with a material storage cavity communicated with the spray pipes, the end of each spray pipe is bent outwards clockwise to form a spray head, and a trumpet-shaped nozzle is formed in each spray head. The inner wall of the nodular cast iron pipe can be uniformly sprayed. 本实用新型提供了一种用于球墨铸铁管内壁水性涂料的喷枪，包括：连接头，可转动的配置在喷枪杆的出料端，且与所述喷枪杆的出料端保持密封连通；喷管，沿所述连接头的周向均匀配置；其中，所述连接头具有与所述喷管连通的储料腔，各所述喷管的端部沿顺时针向外弯折形成喷头，所述喷头内形成喇叭型喷嘴。能够对球墨铸铁管内壁均匀喷涂。