A downward suction negative pressure straw gasifier, which aims to recover cracking tar, purify combustible gas and simplify operation; the invention includes furnace body, upper and lower baffle, inlet pipe and fire cap, material lever, water seal and water seal, gas stove, closed partition, coke exhaust screw, sealing cover and screw. The barrel is arranged in the upper half of the furnace chamber along the circumferential direction of the furnace body, the upper partition board is located in the upper part of the closed partition, the inner wall of the closed partition is provided with square tube, the square pipe is opened up and down, the inner wall of the closed partition is also provided with a gas hole, and the middle section of the square tube passes through the air hole and the closed partition, and the enclosed partition is equipped with a vertical partition and a vertical partition. The inner wall of the enclosed partition is set vertically to separate the inner cavity of the ring, and the vertical partition board is located on the short arc section between the exhaust pipe and the air blowhole; the char screw is a screw with the front end as the cone, and the char screw is mounted on the furnace body. The position of the char screw is corresponding to the coke exclusion Kong Xiang on the inner wall of the enclosed partition.
【技术实现步骤摘要】
一种下吸式负压秸秆气化炉
本专利技术涉及一种桔杆气化炉的改进。
技术介绍
桔杆气化炉已经逐步在农村推广应用,但已有的气化炉普遍存在焦油难清除、有异味、加料时有烟气、燃气不稳定、产气时间短等问题。而且操作较复杂,一般人不易掌握。
技术实现思路
本专利技术目的是克服上述已有技术的不足,提供一种可充分回收裂解焦油、净化可燃气体、简化实际操作的一种下吸式负压秸秆气化炉。本专利技术包括炉体、上、下隔板、封闭隔层、排焦螺杆、进风管及火帽、测料杆、封气盖及螺杆、水封座及水封盖、燃气灶配气柜;封闭隔层为环形桶状,沿炉体圆周方向设置在炉体内炉腔上半部;上隔板设在封闭隔层内上部,把炉腔上半部分成了上、下两个区域,上区为集气区,下区为存料区;下隔板设在炉体内炉腔下半部,把炉腔下半部分成了上、下两个区域,上区为燃烧区,下区为集灰区。封闭隔层内壁上设有方管,方管上下开口,上开口穿过上隔板与集气区相通,下开口与燃烧区相通;封闭隔层内壁与方管贴合的中段还设有与方管相互贯通的集气孔,方管中段通过集气孔与封闭隔层相通。封闭隔层内设有竖隔板,竖隔板与封闭隔层内壁或外壁垂直设置,将环形內腔隔断;竖隔板设在排气管与集气孔之间的短弧段上;迫使从集气孔进入来的烟气必须经过集气孔与排气管之间的长弧段环绕后才能再从排气管排出,在此过程中净化了燃气中含有的焦油、烟尘和水蒸汽,并且可燃气体在这过程中受炉体温度的加温,气体受热膨胀,上升经排气口排除,在集气口附近形成负压,这促进了炉外的空气进入炉腔中,助燃燃烧区域的燃料。封闭隔层外壁上部设有排气管,外壁下部设有排水管,排气管、排水管均伸出炉体外,内壁底部设有排焦孔 ...
【技术保护点】
一种下吸式负压秸秆气化炉,包括炉体、上、下隔板、进风管及火帽、测料杆、水封座及水封盖、燃气灶配气柜;其特征是还包括封闭隔层、排焦螺杆、封气盖及螺杆;封闭隔层为环形桶状,沿炉体圆周方向设置在炉体内炉腔上半部;上隔板设在封闭隔层内上部,把炉腔上半部分成了上、下两个区域,上区为集气区,下区为存料区;下隔板设在炉体内炉腔下半部,把炉腔下半部分成了上、下两个区域,上区为主燃烧区,下区为集灰区;封闭隔层内壁上设有方管,方管上下开口,上开口穿过上隔板与集气区相通,下开口与主燃烧区相通;封闭隔层内壁上还设有集气孔,方管中段通过集气孔与封闭隔层相通;封闭隔层内设有竖隔板,竖隔板与封闭隔层内壁垂直设置,将环形内腔隔断;竖隔板设在排气管与集气孔之间的短弧段上;封闭隔层外壁上部设有排气管,外壁下部设有排水管,排气管、排水管均伸出炉体外,内壁底部设有排焦孔,底部通过排焦孔与炉腔存料区相通;设在炉腔集气区的排废气口上装有封气盖和螺杆;封气盖是排废气口的堵头,螺杆前端装在封气盖后面,螺杆后端伸出炉体外面;排焦螺杆是一个前端为锥体的螺杆,排焦螺杆装在炉体上,排焦螺杆位置与封闭隔层内壁上的排焦孔相对应。
【技术特征摘要】
1.一种下吸式负压秸秆气化炉,包括炉体、上、下隔板、进风管及火帽、测料杆、水封座及水封盖、燃气灶配气柜;其特征是还包括封闭隔层、排焦螺杆、封气盖及螺杆;封闭隔层为环形桶状,沿炉体圆周方向设置在炉体内炉腔上半部;上隔板设在封闭隔层内上部,把炉腔上半部分成了上、下两个区域,上区为集气区,下区为存料区;下隔板设在炉体内炉腔下半部,把炉腔下半部分成了上、下两个区域,上区为主燃烧区,下区为集灰区;封闭隔层内壁上设有方管,方管上下开口,上开口穿过上隔板与集气区相通,下开口与主燃烧区相通;封闭隔层内壁上还设有集气孔,方管中段通过集气孔与封闭隔层相通;封闭隔层内设有竖隔板,竖隔板与封闭隔层内壁垂直设置,将环形内腔隔断;竖隔板设在排气管与集气孔之间的短弧段上;封闭隔层外壁上部设有排气管,外壁下部设有排水管,排气管、排水管均伸...
【专利技术属性】
技术研发人员:王志斌,陈和平,陈玉琴,邢涛,周云峰,
申请(专利权)人:王志斌,
类型:发明
国别省市:江苏,32
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