Circulating fluidized bed slagging pipe device and dredging method
A technology of circulating fluidized bed and slag discharge pipe, which is applied in the directions of fluidized bed combustion equipment, combustion method, and fuel burned in a molten state, can solve the problem of harsh slag smashing environment for operators, poor boiler safety and economy, and shutdown of the furnace. The problem of high maintenance frequency can achieve the effect of improving safety and economy, eliminating the phenomenon of outward gushing, and reducing the frequency of boiler shutdown and maintenance.
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Embodiment 1
[0017] A circulating fluidized bed slag discharge pipe device, which consists of: slag discharge pipe 1, the upper part of the slag discharge pipe has a hole, the hole is welded with a connecting pipe 5, the upper part of the connecting pipe and the sealing device 21 Fillet welding, the sealing device is connected with the slag device 22, and the slag device is fixed on the fixed frame 2, and the fixed frame is respectively fixed on the ground and the connecting pipe.
Embodiment 2
[0019] According to the circulating fluidized bed slag discharge pipe device described in embodiment 1, the sealing device includes: a lower flange 6, the lower plane of the lower flange is welded with the upper part of the connecting pipe by fillet welding, and the lower method The flange has a group of connection holes along the circumference, and the connection holes are arranged in equal circles. The upper part of the lower flange has a concave surface, and the concave surface has a central hole. The concave surface of the lower flange is placed with a sealing seat 20 , the sealing seat has a step hole, the sealing packing 8 is placed on the step, the sealing seat has a step outside, the upper flange 7 is placed outside the sealing seat, and the upper flange There is a group of connection holes along the circumference, and the connection holes are arranged in equal parts on the circumference. The upper flange and the lower flange are connected by bolts, and a flange cover 9...
Embodiment 3
[0021] According to the circulating fluidized bed slagging pipe device described in Example 1, the slag breaking device includes: a steel drill 3, the steel drill passes through the through hole of the sealing device, and the lower part of the steel drill There is an alloy crushing head 4, the upper part of the steel drill has a slide bar 10, the slide bar is placed in the chute of the slide seat 11, the middle part of the slide bar has a connecting shaft, and the connecting shaft and the connecting rod 12, one end is hingedly connected, and the other end of the connecting rod described is hingedly connected with transmission rod 13, and described transmission rod is placed in transmission seat 14, and described transmission seat is connected with transmission motor 15 shafts, and described transmission motor, the The above sliding seats are respectively fixed on the lifting base 16, the front and rear sides of the lifting base have raised slideways, and both sides of the colum...
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