CN101000213A - Five-channel combined one-setting-firing circular kiln - Google Patents
Five-channel combined one-setting-firing circular kiln Download PDFInfo
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- CN101000213A CN101000213A CN 200710000152 CN200710000152A CN101000213A CN 101000213 A CN101000213 A CN 101000213A CN 200710000152 CN200710000152 CN 200710000152 CN 200710000152 A CN200710000152 A CN 200710000152A CN 101000213 A CN101000213 A CN 101000213A
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Abstract
The invention relates to five flues connecting type once-setting-firing tunnel kiln. It includes kiln body in which kiln chamber is set, at the top of which firing eye is set, and at the bottom of which there is roasting way. Its feature is that the kiln body center is set five flues that the upper layer of heat discharging flue, waste heat sending flue, moisture discharging flue, and the lower layer of air inducing flue and heat sending flue; each of them is set air brake; the lower layer two is connected by the air inducing fan; and the heat discharging flue is connected with the heat sending flue by heat discharging fan; the moisture discharging flue is set moisture discharging fan; air port and draft inlet at the bottom of the kiln chamber are respectively connected with the air inducing flue and heat sending flue; the firing eye and the center air port at the top of the kiln chamber are respectively connected with the heat discharging flue, waste heat sending flue, and moisture discharging flue. The tunnel kiln of the invention can increase post firing waste heat reuse system, reduce energy consumption, smoke gas pollution, improve operation environment, and increase production efficiency.
Description
Technical field
The present invention relates to a kind of industrial annular kiln device, particularly a kind of five-channel combined one-setting-firing circular kiln that adopts the semi-stiff extrusion process method.
Background technology
The basic principle of one-time stacking-burning annular kiln prior art is: the fume afterheat that is produced in the firing chamber when utilizing wheel kiln baking, enter the air inducing air channel through branch flue, air lock, directly enter another through the air inducing air channel and send hot-flow flue, discharge from the wind hole, bottom, firing chamber of drying belt again through air lock, branch flue, the base that will wet in drying belt chamber oven dry, from top pinkeye humidity discharging, thereby reach the purpose of the wet base of semi-stiff extrusion process.
In the patented technology file of the patent No.: ZL00223741.5, two air channels are established at kiln body middle part, be air inducing, send hot-flow flue, adopt an air inducing blower fan that it is communicated with, and send heat mouthful and the wind hole, bottom, firing chamber in air lock and branch flue and firing chamber communicates respectively, the air inducing the firing chamber in and send hot merit and to send bottom heat mouth, the firing chamber wind hole to finish separately by two branch flues.Existing one-time stacking-burning annular kiln is opened pinkeye at drying belt and covers direct humidity discharging owing to adopt, and causes the smoke pollution of kiln end face, the operating environment flue gas people that chokes.Though existing one-time stacking-burning annular kiln can semi-stiff extrusion process wet base, output is on the low side, and energy consumption is higher, and portion's fire daily output is 40,000 standard bricks only.In addition, (the wet base of semi-stiff extrusion process needs superthermal roasting) (burns) when burning occurring continuously in superthermal roasting, and the roasting worker is restive, has increased burning defective goods rate.
In view of this, in order to overcome above-mentioned shortcoming, this creator is according to oneself practical experience and technical concept, after deliberation, exploitation, and has the present invention to produce eventually.
Summary of the invention
The present invention will provide a kind of five-channel combined one-setting-firing circular kiln, with solution make that it improves piling up firing annular kiln output, cuts down the consumption of energy, control and solve the technical problem of kiln end face smoke pollution easily during burning.
It is such solving the problems of the technologies described above the technical scheme that is adopted:
A kind of five-channel combined one-setting-firing circular kiln, include a kiln body, be provided with a plurality of firing chambers of annular spread in the kiln body, each top, firing chamber is provided with pinkeye, the bottom, firing chamber is provided with the roasting road in band wind hole, it is characterized in that: this kiln body middle part is provided with five direct through type air flue, divide two-layer setting up and down, the upper strata comprises the thermal wind exhausting road, send waste heat air channel and humidity discharging air channel, lower floor comprises the air inducing air channel and send hot-flow flue, each air channel all is provided with air lock, the air inducing air channel with send hot-flow flue by the mutual UNICOM of air inducing blower fan, the heat extraction air channel with send hot-flow flue by the mutual UNICOM of heat extraction blower fan, the humidity discharging air channel is equipped with leads to the external moisture-eliminating blower of kiln, the same branch flue down of the wind aperture of bottom, each firing chamber is respectively through air lock and air inducing air channel and send hot-flow flue UNICOM, and each top, firing chamber is provided with air port, Yao Ding center, the pinkeye at top, firing chamber and air port, Yao Ding center on same branch flue respectively through air lock and heat extraction air channel, send waste heat air channel and humidity discharging air channel UNICOM;
This firing chamber's bottom outside is provided with the open and close type ventilating opening;
The following branch flue both sides of this bottom, firing chamber are provided with the vertical air channel of many rows;
The ventilation unit in last branch flue UNICOM to the pinkeye and the air port, Yao Ding center at this top, firing chamber is a plurality of little air channels.
Operation principle of the present invention is: bottom, each firing chamber is provided with the vertical air channels of many rows, and the outdoor ventilating opening that is provided with communicates with it, and by with branch flue once respectively through air lock and air inducing air channel with send hot-flow flue to communicate; Top, every firing chamber is provided with 4 row's pinkeye and air ports, 4 Yao Ding centers, communicates with sending waste heat air channel, heat extraction air channel, humidity discharging air channel through air lock respectively through the same branch flue of going up again after little air channel is ganged up; During roasting, under the effect of above-mentioned 3 kinds of blower fans and relevant air lock, the wind hole of bottom, firing chamber both can be at preheating zone air inducing, can discharge hot blast at drying belt again, as firing chamber's outer vent of opening salband is (at insulation belt, the roasting band, the preheating zone, drying belt, firing chamber's outer vent is closed state) top, firing chamber pinkeye both can upwards draw hot blast at salband, again can be in the preheating zone downward thermal wind exhausting (because of wind hole, bottom, firing chamber, preheating zone air inducing downwards), also can be in the drying belt humidity discharging that makes progress, interaction by three kinds of blower fans and five air channels can make full use of the fiery waste heat in back, makes the preheating zone accelerate to heat, and improves fiery line speed, increase the daily output, reduce monolithic brick energy consumption.Make the salband fast cooling simultaneously, improve workman's operating environment; Utilize said system can also control burn-off phenomenon in the superthermal roasting, improve the qualification rate of product; Thereby solved and made that it improves piling up firing annular kiln output, cuts down the consumption of energy, control and solve the technical problem of kiln end face smoke pollution easily during burning.
The present invention is simple in structure, and its advantage is as follows:
1, the present invention compares with existing one-time stacking-burning annular kiln, owing to increased back fiery bootstrap system, makes portion's fire daily output standard brick reach ten thousand of 12-14, has improved production efficiency.
2, the fiery bootstrap system in back of the present invention can be controlled burn-off phenomenon, improves the thermal efficiency, reduces burning defective goods rate.
3, the present invention uses loading of kiln section environment temperature and reduces greatly, has greatly improved workman's operating environment.
4, the present invention has solved kiln face smoke pollution problem owing to adopted new humidity discharging mode.
Description of drawings
Fig. 1 is a sectional structure schematic diagram of the present invention.
Fig. 2 is a C-C cutaway view among Fig. 1.
The specific embodiment
As Fig. 1, shown in 2, be sectional structure schematic diagram of the present invention, the A district is a kiln body bottom sectional structure among the figure, the B district is a kiln body top sectional structure, this five-channel combined one-setting-firing circular kiln 100, include a kiln body 20, be provided with a plurality of firing chambers 21 of annular spread in the kiln body 20, each 21 top, firing chamber is provided with pinkeye 11,21 bottoms, firing chamber are provided with the roasting road 13 in band wind hole 12, wherein, the middle part of this kiln body 20 is provided with five direct through type air flue, divide two-layer setting up and down, the upper strata comprises thermal wind exhausting road 1, send waste heat air channel 2 and humidity discharging air channel 3, lower floor comprises air inducing air channel 4 and send hot-flow flue 5, each air channel 1,2,3,4,5 all are provided with air lock 9, air inducing air channel 4 and send hot-flow flue 5 by air inducing blower fan 15 mutual UNICOMs, heat extraction air channel 1 and send hot-flow flue 5 by heat extraction blower fan 16 mutual UNICOMs, humidity discharging air channel 3 is equipped with the moisture-eliminating blower 17 that leads to outside the kiln body 20, the wind hole 12 of each 21 bottom, firing chamber through same down branch flue 6 respectively through air lock 9 with air inducing air channel 4 and send hot-flow flue 5 UNICOMs, each 21 top, firing chamber is provided with air port, Yao Ding center 14, the pinkeye 11 at top, firing chamber and air port 14, Yao Ding center through the same branch flue 8 of going up respectively through air lock 9 and heat extraction air channel 1, send waste heat air channel 2 and humidity discharging air channel 3 UNICOMs.
These firing chamber's 21 bottom outside are provided with open and close type ventilating opening 7;
Following branch flue 6 both sides of these 21 bottoms, firing chamber are provided with the vertical air channel 18 of many rows;
Concrete operation method of the present invention is: when the roasting band forms burning, in time open close with it firing chamber's outer vent, open the air lock that send the waste heat air channel at this top, firing chamber, open preheating zone (a plurality of preheatings firing chamber) air lock that send the waste heat air channel of front end and the air lock in air inducing air channel, because the upwards air inducing effect of the suction function of burning firing chamber and this top, firing chamber pinkeye, make the cold wind outside this firing chamber enter the burning firing chamber rapidly, fast cooling and phenomenon can not occur continuously burning, unnecessary heat enters the preheating zone by sending the waste heat air channel through air lock and branch flue, after being heated up in the preheating zone again through branch flue, air lock enters the air inducing air channel, enter through the air inducing blower fan and to send hot-flow flue, pass through air lock, branch flue enters the drying belt firing chamber again, the wet base of oven dry, waste heat is made full use of by twice.Send the method for operating of waste heat system identical, no longer describe in detail with said method.Above-mentioned three kinds of blower fan actings in conjunction, the air inducing that has improved the air inducing blower fan send heat energy power, has saved electric energy.Because the humidity discharging mode of humidity discharging system is taked to be communicated with the humidity discharging air channel by kiln top pinkeye, it is external to extract kiln out through moisture-eliminating blower, needn't open the humidity discharging of pinkeye lid, has solved the difficult problem of kiln end face smoke pollution.In addition, owing to designed the heat extraction air channel, is communicated with sending hot-flow flue by blower fan, the air that can accelerate to strengthen out the loading of kiln section owing to the effect of blower fan is mobile, and fast cooling improves the operating environment that the loading of kiln workman.The xeothermic gas of this part (50 ℃-70 ℃) is sent to dry zone by blower fan, can accelerate the rate of drying of wet base again, improves dry mass.This system with send the waste heat system to form this kiln bootstrap system jointly.This system also can be used as the hot air source in material ageing storehouse, workshop when producing winter.
In sum, effect of the present invention has tangible lifting, has practicality, meets each important document of patent of invention, so propose application for a patent for invention in accordance with the law.
Claims (4)
1, a kind of five-channel combined one-setting-firing circular kiln, include a kiln body, be provided with a plurality of firing chambers of annular spread in the kiln body, each top, firing chamber is provided with pinkeye, the bottom, firing chamber is provided with the roasting road in band wind hole, it is characterized in that: this kiln body middle part is provided with five direct through type air flue, divide two-layer setting up and down, the upper strata comprises the thermal wind exhausting road, send waste heat air channel and humidity discharging air channel, lower floor comprises the air inducing air channel and send hot-flow flue, each air channel all is provided with air lock, the air inducing air channel with send hot-flow flue by the mutual UNICOM of air inducing blower fan, the heat extraction air channel with send hot-flow flue by the mutual UNICOM of heat extraction blower fan, the humidity discharging air channel is equipped with leads to the external moisture-eliminating blower of kiln, the same branch flue down of the wind aperture of bottom, each firing chamber is respectively through air lock and air inducing air channel and send hot-flow flue UNICOM, and each top, firing chamber is provided with air port, Yao Ding center, the pinkeye at top, firing chamber and air port, Yao Ding center on same branch flue respectively through air lock and heat extraction air channel, send waste heat air channel and humidity discharging air channel UNICOM.
2, five-channel combined one-setting-firing circular kiln according to claim 1 is characterized in that: this firing chamber's bottom outside is provided with the open and close type ventilating opening.
3, five-channel combined one-setting-firing circular kiln according to claim 1 is characterized in that: the following branch flue both sides of this bottom, firing chamber are provided with the vertical air channel of many rows.
4, five-channel combined one-setting-firing circular kiln according to claim 1 is characterized in that: the ventilation unit in last branch flue UNICOM to the pinkeye and the air port, Yao Ding center at this top, firing chamber is a plurality of little air channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100001521A CN100554846C (en) | 2007-01-08 | 2007-01-08 | Five-channel combined one-setting-firing circular kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100001521A CN100554846C (en) | 2007-01-08 | 2007-01-08 | Five-channel combined one-setting-firing circular kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101000213A true CN101000213A (en) | 2007-07-18 |
| CN100554846C CN100554846C (en) | 2009-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100001521A Expired - Fee Related CN100554846C (en) | 2007-01-08 | 2007-01-08 | Five-channel combined one-setting-firing circular kiln |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925790A (en) * | 2014-05-12 | 2014-07-16 | 祥云县黄金工业有限责任公司 | Annular regenerative roasting furnace |
| CN104344714A (en) * | 2013-07-29 | 2015-02-11 | 叶祥旺 | Smoke-free brick kiln |
-
2007
- 2007-01-08 CN CNB2007100001521A patent/CN100554846C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344714A (en) * | 2013-07-29 | 2015-02-11 | 叶祥旺 | Smoke-free brick kiln |
| CN103925790A (en) * | 2014-05-12 | 2014-07-16 | 祥云县黄金工业有限责任公司 | Annular regenerative roasting furnace |
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| Publication number | Publication date |
|---|---|
| CN100554846C (en) | 2009-10-28 |
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Granted publication date: 20091028 Termination date: 20140108 |