The outer furnace wall between the two grates is equipped with a gasification gasoutletpipe, namely utilizing a bottom gasoutlet structure.
两炉箅中间的外炉壁上设有气化燃气出气管，既采用下出气结构；
2
The filter is located in the middle of gasoutletpipe. The gasoutletpipe is used to connect the filtering device of water tank and the filter.
上述过滤器位于出气管的中部，由该出气管连通上述水箱过滤装置和上述过滤器。
3
The utility model relates to a double-conical pneumatic wind-proof cap, which is suitable for being installed at an outlet of a fume discharging pipe of a gas appliance.