Burner tip, combustion burner, and boiler

A burner tip comprising:

• a tip body with a side wall section having a cylindrical shape along an axial direction and a front end portion which is defined in a hemispherical shape and disposed at one end portion of the side wall section;
• a mixing chamber provided inside the tip body;
• a plurality of mixed fluid jet holes through which the mixing chamber is in communication with an outside of the tip body;
• a plurality of atomizing medium supply passages which are provided on a base end side of the tip body to allow supply of an atomizing medium to the mixing chamber along an axial direction thereof;
• and
• a plurality of fluid fuel supply passages which are provided on the base end side of the tip body on an outer side of the atomizing medium supply passages to allow supply of a fluid fuel to the mixing chamber along a radial direction thereof,
• wherein the plurality of mixed fluid jet holes comprise a plurality of first mixed fluid jet holes which are provided on the side wall section at predetermined intervals in the axial direction and which penetrate the side wall section obliquely towards a front end portion side from the mixing chamber and a plurality of second mixed fluid jet holes provided on the front end portion, and
• wherein the first mixed fluid jet holes and the second mixed fluid jet holes disposed at a same position in a circumferential direction are provided in parallel.