Patent ID: 11879637
Assignee: nan
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A gas mixing apparatus for a boiler, the gas mixing apparatus comprising:
a housing provided in the form of a hollow pipe opened at upper and lower sides thereof and having a first gas inlet port through which fuel gas is introduced from the outside; and
a mixing pipe comprising:
a pipe body provided in the housing and configured to allow air to flow therein, the mixing pipe having a second gas inlet port provided at a lateral side of the mixing pipe and configured to allow the fuel gas to be introduced therethrough; and
fluid guides provided at an outer side of the pipe body and configured to guide a flow of the fuel gas from the first gas inlet port to the second gas inlet port,
wherein the fluid guides comprise:
a plurality of first fluid guides protruding from an outer surface of the pipe body, elongated in an upward/downward direction, spaced apart from one another, and configured to guide a flow of fuel gas to the second gas inlet port; and
a second fluid guide provided at a contact portion of the outer surface of the pipe body with which fuel gas introduced through the first gas inlet port primarily comes into contact, the second fluid guide being configured to guide a flow of the fuel gas to the second gas inlet port.