CN202018197U - Integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing - Google Patents

Integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing Download PDF

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Publication number
CN202018197U
CN202018197U CN2010206670983U CN201020667098U CN202018197U CN 202018197 U CN202018197 U CN 202018197U CN 2010206670983 U CN2010206670983 U CN 2010206670983U CN 201020667098 U CN201020667098 U CN 201020667098U CN 202018197 U CN202018197 U CN 202018197U
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China
Prior art keywords
flue
roasting
waste heat
kiln
firing chamber
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Expired - Fee Related
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CN2010206670983U
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Chinese (zh)
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李荣权
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李荣权
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Priority to CN2010206670983U priority Critical patent/CN202018197U/en
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Abstract

The utility model relates to a continuous stove kiln, particularly an integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing, aiming at the problems in the prior art , the integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing can combine the functions of baking and roasting, make use of the waste heat and greatly reduce dust emission under the condition of no additional equipment. The main principle of the utility model is that by reforming the kiln structure, soot waste gas to be exhausted outside is discharged into pipe ditch flues (12) of different kiln chambers via a fan (8), thus not only is the secondary combustion completed at the high-temperature region of a roasting zone, but also the wet green bricks are dried and the wet dust extraction effect is reached; further, a waste heat air flue (3) which is arranged in a ring shape can distribute the waste heat at a cooling zone to a preheating zone for full use. The annular kiln of the utility model has the benefits that the design is reasonable, no other equipment is needed, the functions of baking and roasting are integrated so that the waste heat is fully used, the emission of the polluted soot is enormously reduced, the environment protecting purpose is achieved, the energy is saved and the cost is lowered.

Description

The dust removal integrated environmental protection and energy saving annular kiln of oven dry roasting
Technical field
The utility model relates to a kind of continous way stove, is specially the dust removal integrated environmental protection and energy saving annular kiln of a kind of oven dry roasting.
Background technology
Brick-tile industry is the traditional construction material industry of China, and what present middle-size and small-size brick and tile manufacturing enterprise adopted substantially is annular kiln, but there are problems in this conventional clay brick and tile annular kiln: labour intensity was big when quadratic code burnt, and labor productivity is low, and heat utilization efficiency is low; Though heat utilization efficiency increases during semi-stiff extrusion process.But no matter be that quadratic code burns or semi-stiff extrusion process, because the low-temperature space fuel of roasting band can not fully burn, produces more surplus cigarette, add the high temperature dense smoke that the high-temperature region produces, all directly discharging makes the coal consumption height, and cost is big, pollutes to weigh; Even the flue gas of roasting band is led to the preheating zone utilization, also can produce a large amount of flue dust and other pollutions; And the heat of salband also major part all waste, become thermal pollution; Wanting to reduce smoke contamination then will increase more equipment, and cost is further increased.
Summary of the invention
The purpose of this utility model is at problems of the prior art, and a kind of equipment that do not increase is provided, and it is integrated to reach the oven dry roasting, can also utilize waste heat, and reduce the dust removal integrated environmental protection and energy saving annular kiln of oven dry roasting of soot emissions greatly.
The dust removal integrated environmental protection and energy saving annular kiln of the utility model oven dry roasting, comprise firing chamber 1, waste heat air channel 3, main air duct 5, with firing chamber's 1 corresponding wicket 16 that is arranged on the outer body of wall, with the interior body of wall 17 and the outer body of wall 18 in several 1 composition ring kiln roads, firing chambers, several pinkeye 9 that each 1 top, firing chamber is provided with, the flap 10 that smoke inlet and outlet 15 that the bottom is provided with and branch flue 2 and trench flue 12 and pinkeye 9 cooperate; Blower fan 8 in the middle of placing in the main air duct 5 is characterized in that, body of wall 17 central interior top in main air duct 5 linearly is arranged at, and the centre is provided with partition wall, and the two ends of blower fan 8 lay respectively at the both sides of partition wall; The partition wall both sides of each firing chamber 1 and main air duct 5 correspondences, being respectively equipped with air intake air lock 6 and smoke evacuation air lock 7 also all is communicated with corresponding trench flue 12, trench flue 12 again and branch flue separately 2 be connected, branch flue 2 tops are that 1 bottom, corresponding firing chamber is provided with some smoke inlet and outlets 15; Residual heat flue 3 is arranged at outer body of wall 18 inner and upper ringwise, and the pinkeye 9 of each firing chamber all is communicated with waste heat branch air duct 11, is equipped with waste heat air lock 4 between each waste heat branch air duct 11 and the residual heat flue 3; Each trench flue 12 is provided with an air intake ash hole 13 that is communicated with it outside firing chamber 1, air intake ash hole 13 is provided with cover plate 14.
The dust removal integrated environmental protection and energy saving annular kiln of the utility model oven dry roasting, its cardinal principle is, by transforming kiln structure, the smoke exhaust that effluxes is fed the trench flue 12 of different firing chambers by blower fan 8 effects, not only finished second-time burning, and can make wet brick blank drying and play the effect of wet dedusting in the high-temperature region of roasting band; The waste heat air channel 3 that is provided with by annular also is assigned to the preheating zone with the waste heat of salband and utilizes fully.Its beneficial effect is, and is reasonable in design, simple in structure, do not increase equipment, and the oven dry roasting is integrated, makes full use of waste heat, and greatly reduces the discharging of smoke contamination, and environmental protection and energy saving reduce cost.
Description of drawings
Fig. 1 is the utility model side sectional view
Fig. 2 is a vertical view of the present utility model
Among the figure: firing chamber 1, branch flue 2, waste heat air channel 3, waste heat air lock 4, main air duct 5, air intake air lock 6, smoke evacuation air lock 7, blower fan 8, pinkeye 9, flap 10, waste heat branch air duct 11, trench flue 12, air intake ash hole 13, cover plate 14, smoke inlet and outlet 15, wicket 16, interior body of wall 17, outer body of wall 18
The specific embodiment
Example 1
The dust removal integrated environmental protection and energy saving annular kiln of the utility model oven dry roasting, as shown in Figure 1 and Figure 2, it comprises firing chamber 1, with firing chamber's 1 corresponding wicket 16 that is arranged on the outer body of wall, interior body of wall 17 and outer body of wall 18 with several 1 composition ring kiln roads, firing chambers, several pinkeye 9 that each 1 top, firing chamber is provided with, the flap 10 that smoke inlet and outlet 15 that the bottom is provided with and branch flue 2 and trench flue 12 and pinkeye 9 cooperate; The main air duct 5 that interior body of wall 17 tops are provided with, blower fan 8 in the middle of placing in the main air duct 5, be arranged on the air intake air lock 6 and the smoke evacuation air lock 7 of main air duct 5 inside, the waste heat air channel 3 that outer body of wall 18 tops are provided with, the waste heat branch air duct 11 that is communicated with flame, the waste heat air lock 4 that connects waste heat air channel 3 and waste heat branch air duct 11, the air intake ash hole 13 that trench flue 12 is communicated with, the cover plate 14 that is provided with on the air intake ash hole 13.When using the utility model to realize second-time burning, open the smoke evacuation air lock 7 of roasting band low-temperature space firing chamber 1 and the air intake separating brake 6 of high temperature kiln chamber 1, then under fan action, the waste gas that low-temperature space firing chamber 1 imperfect combustion produces, the smoke inlet and outlet 15 of 1 bottom is to branch flue 2 through the firing chamber, enter the main air duct partition wall once through corresponding trench flue 12 from smoke evacuation air lock 7 again, under blower fan 8 effects, feed opposite side, from the air intake separating brake 6 of high temperature kiln chamber 1 again through the trench flue 12 of correspondence, branch flue 2, smoke inlet and outlet 15 enter high temperature kiln chamber 1 and finish burning once more.Using the utility model when realizing wet dedusting, open the smoke evacuation air lock 7 of roasting kiln chamber 1 and the air intake air lock of drying belt firing chamber 1, and the flap 10 of drying belt firing chamber 1 pinkeye 9, through aforesaid path, smoke exhaust is discharged from the smoke inlet and outlet 15 of 1 bottom, drying belt firing chamber, through piling up the filtration and the absorption of wet blank brick buttress in the above, the pinkeye 9 at final moisture and a spot of waste gas 1 top from the firing chamber is discharged.
Example 2
The dust removal integrated environmental protection and energy saving annular kiln of the utility model oven dry roasting, composition is described with example 1, when realizing UTILIZATION OF VESIDUAL HEAT IN, open the waste heat air lock of the corresponding firing chamber 1 in salband and preheating zone, the heat that the salband firing chamber distributes 1 inside is through pinkeye 9, to the waste heat branch air duct 11 that is communicated with it, enter waste heat air channel 3 again, enter the waste heat branch air duct 11 of firing chamber, preheating zone by the waste heat air channel 3 of annular, carry out preheating, finish UTILIZATION OF VESIDUAL HEAT IN by the adobe in the firing chamber, 9 pairs of preheating zones of pinkeye 1.The utility model also can carry out the nature oven dry, open the flap 10 on drying belt firing chamber 1 corresponding air intake ash hole 13 and its top pinkeye 9, then form circulation and reach the nature oven dry, after piling up dust in trench flue 12 and the branch flue 2, can clear up by air intake ash hole 13.
Example 3
The dust removal integrated environmental protection and energy saving annular kiln of the utility model oven dry roasting, build up the dust removal integrated environmental protection and energy saving annular kiln of the first oven dry roasting pilot in Huating Rong Xing gangue building materials company, building up the back is monitored the dust removal integrated environmental protection and energy saving annular kiln of the utility model oven dry roasting by Pingliang environmental monitoring station and Pingliang energy measuring station, not only effects of energy conservation and environmental protection is remarkable, and economic benefit is outstanding, and its performance indications and the contrast of existing annular kiln see Table one.
Table one

Claims (3)

1. dry the dust removal integrated environmental protection and energy saving annular kiln of roasting, comprise firing chamber (1), waste heat air channel (3), main air duct (5), with firing chamber (1) the corresponding wicket (16) that is arranged on the outer body of wall, with the interior body of wall (17) and the outer body of wall (18) in several firing chambers (1) composition ring kiln road, several pinkeye (9) that top, each firing chamber (1) is provided with, smoke inlet and outlet (15) and branch flue (2) and trench flue (12) that the bottom is provided with, and the flap (10) of pinkeye (9) cooperation; Blower fan (8) in the middle of placing in the main air duct (5) is characterized in that, main air duct (5) linearly is arranged at interior body of wall (17) central interior top, and the centre is provided with partition wall, and the two ends of blower fan (8) lay respectively at the both sides of partition wall; The partition wall both sides that each firing chamber (1) and main air duct (5) are corresponding, being respectively equipped with air intake air lock (6) and smoke evacuation air lock (7) also all is communicated with corresponding trench flue (12), trench flue (12) again and branch flue separately (2) be connected, branch flue (2) top is that corresponding firing chamber (1) bottom is provided with some smoke inlet and outlets (15).
2. the dust removal integrated environmental protection and energy saving annular kiln of oven dry roasting as claimed in claim 1, it is characterized in that residual heat flue (3) is arranged at outer body of wall (18) inner and upper ringwise, the pinkeye of each firing chamber (9) all is communicated with waste heat branch air duct (11), is equipped with waste heat air lock (4) between each waste heat branch air duct (11) and the residual heat flue (3).
3. the dust removal integrated environmental protection and energy saving annular kiln of oven dry roasting as claimed in claim 1 is characterized in that each trench flue (12) is provided with an air intake ash hole (13) that is communicated with it outside firing chamber (1), and air intake ash hole (13) is provided with cover plate (14).
CN2010206670983U 2010-12-14 2010-12-14 Integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing Expired - Fee Related CN202018197U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206670983U CN202018197U (en) 2010-12-14 2010-12-14 Integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206670983U CN202018197U (en) 2010-12-14 2010-12-14 Integrated environment-friendly energy-saving annular kiln for baking, roasting and dust removing

Publications (1)

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CN202018197U true CN202018197U (en) 2011-10-26

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103058538A (en) * 2013-01-09 2013-04-24 天津市建筑材料产品质量监督检测中心 Method for producing beta-hemihydrate gypsum by annular kiln waste heat
CN108895851A (en) * 2018-05-31 2018-11-27 湖南省长宁炭素股份有限公司 A kind of smoke evacuation system of carbon calcination single-unit furnace
CN109539747A (en) * 2018-11-30 2019-03-29 吴祥初 A kind of technique that energy-saving tunnel-kiln type dries chamber system and its multiple dry code firing is utilized to make brick

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103058538A (en) * 2013-01-09 2013-04-24 天津市建筑材料产品质量监督检测中心 Method for producing beta-hemihydrate gypsum by annular kiln waste heat
CN103058538B (en) * 2013-01-09 2014-09-03 天津市建筑材料产品质量监督检测中心 Method for producing beta-hemihydrate gypsum by annular kiln waste heat
CN108895851A (en) * 2018-05-31 2018-11-27 湖南省长宁炭素股份有限公司 A kind of smoke evacuation system of carbon calcination single-unit furnace
CN109539747A (en) * 2018-11-30 2019-03-29 吴祥初 A kind of technique that energy-saving tunnel-kiln type dries chamber system and its multiple dry code firing is utilized to make brick

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Granted publication date: 20111026

Termination date: 20121214