CN103256819B - Energy-conserving and environment-protective kiln - Google Patents
Energy-conserving and environment-protective kiln Download PDFInfo
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- CN103256819B CN103256819B CN201310169782.7A CN201310169782A CN103256819B CN 103256819 B CN103256819 B CN 103256819B CN 201310169782 A CN201310169782 A CN 201310169782A CN 103256819 B CN103256819 B CN 103256819B
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- air
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- waste gas
- conserving
- energy
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- 239000002912 waste gas Substances 0.000 claims abstract description 73
- 239000000779 smoke Substances 0.000 claims abstract description 34
- 239000007789 gas Substances 0.000 claims abstract description 22
- 239000011449 brick Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical group [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000003546 flue gas Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 9
- 206010022000 influenza Diseases 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of energy-conserving and environment-protective kiln, comprise the section of burning till and smoke evacuation section, the section of burning till is provided with air inlet, it is characterized in that, also comprise changeover portion and waste gas air-introduced machine, changeover portion is connected between the section of burning till and smoke evacuation section, waste gas air-introduced machine is provided with air intake vent, the first air outlet and the second air outlet, described air intake vent extends in changeover portion, and the first air outlet is connected by the air inlet of exhaust gas recirculation pipe with the section of burning till, and the second air outlet extends to smoke evacuation section; This kind of energy-conserving and environment-protective kiln, has simple and reasonable for structure, both can balance the air pressure on exhaust section, and waste gas circulation can be made again to utilize, to improve the thermal efficiency, to reduce energy consumption and the advantage of energy-conserving and environment-protective.
Description
Technical field
The present invention relates to kiln technical field, especially a kind of energy-conserving and environment-protective kiln.
Background technology
At present, the improvement of various kiln, all how reducing thermal loss, this sets about research on the one hand.As: ceramic kiln, its structure comprises the section of burning till and smoke evacuation section, and the high-temp waste gas that the section of burning till produces directly through smoke evacuation section, is discharged outside body of heater.
Above-mentioned traditional kiln, has the following disadvantages: (1), because waste gas is with higher heat, high-temp waste gas is so directly drained, and obviously causes heat waste, affects the thermal efficiency, loss heat energy; Further, kiln in use, needs specified heat, and the direct discharge of high-temp waste gas, the heat energy that meeting loss is more, for making up dispersed heat, can consume the more energy, this will inevitably cause more toxic emission, contaminated environment, and, increase production cost; (2) through the section of burning till waste gas out, all enter in smoke evacuation section, but, due to the air pressure in exhaust storehouse cannot be balanced, the timely discharge of waste gas can be affected, and then affect product and burn till quality.
Summary of the invention
The object of the invention is to overcome the deficiency existing for above-mentioned prior art, and provide a kind of simple and reasonable for structure, both can balance the air pressure on exhaust section, waste gas circulation can be made again to utilize, to improve the thermal efficiency, to reduce energy consumption and the kiln of energy-conserving and environment-protective.
The object of the present invention is achieved like this.
Energy-conserving and environment-protective kiln, comprise the section of burning till and smoke evacuation section, the section of burning till is provided with air inlet, it is characterized in that, also comprise changeover portion and waste gas air-introduced machine, changeover portion is connected between the section of burning till and smoke evacuation section, waste gas air-introduced machine is provided with air intake vent, the first air outlet and the second air outlet, described air intake vent extends in changeover portion, and the first air outlet is connected by the air inlet of exhaust gas recirculation pipe with the section of burning till, and the second air outlet extends to smoke evacuation section; This kind of energy-conserving and environment-protective kiln, by arranging changeover portion between the section of burning till and smoke evacuation section, and waste gas air-introduced machine is installed on changeover portion, utilize the part high-temp waste gas that the section of burning till is discharged by waste gas air-introduced machine, again dropped in the section of burning till by exhaust gas recirculation pipe, its heat is recycled, improve the thermal efficiency, reduce energy consumption, realize the effect of energy-conserving and environment-protective; Have again, in view of waste gas air-introduced machine forms air inducing air channel on changeover portion, therefore, the part high-temp waste gas on exhaust section, the air intake vent of waste gas air-introduced machine can be drawn into, part high-temp waste gas is sent back to by the first air outlet the section of burning till and is recycled, and another part high-temp waste gas can be sent in smoke evacuation section again, therefore, air pressure in smoke evacuation section is balanced, this had both been conducive to the timely discharge of waste gas, promoted again the utilization of waste gas circulation further, and the effect making it recycle is better.
Object of the present invention can also adopt following technical measures to solve.
As better scheme, the air intake vent level height on described waste gas air-introduced machine higher than the first air outlet and the second air outlet, the suction of this top, the design that bottom is discharged, be conducive to high-temp waste gas by again drop into the section of burning till time, meet heat rising principle, the effect that waste gas heat is exchanged is better.
As scheme more specifically, described waste gas air-introduced machine is arranged in the mounting groove bottom changeover portion, the air-introduced machine in mounting groove is provided with the outer cover be made up of heat-resistance stainless steel material, so that air-introduced machine adapts to hot environment.
Described mounting groove lateral wall also has additional puigging, obviously can reduce noise.
High-temp waste gas is dropped into the section of burning till again, can by the distance of a section longer, for avoiding heat loss, the tube wall of described exhaust gas recirculation pipe comprises four layer materials and forms, and by innermost layer, to outermost layer, they are that poly-light ball high-alumina brick internal layer, corrosion resistant plate, heat-preservation cotton and aluminium sheet are outer respectively.
As better scheme, be provided with secondary exhaust gas entrance bottom described smoke evacuation section, the second air outlet on waste gas air-introduced machine is connected by secondary flue gas leading and secondary exhaust gas entrance; Like this, the portion of waste gas air-introduced machine suction can be made to be transmitted directly to section of discharging fume, to regulate the air pressure of smoke evacuation section, to be conducive to the smooth discharge of waste gas, and improve the utilizing status of waste gas circulation.
As the scheme of the best, described secondary exhaust gas entrance extends to the smoke evacuation outlet of smoke evacuation section tail end by individual conduits; That is, after air-introduced machine suction secondary exhaust gas entrance, directly discharged through smoke evacuation section tail end by individual conduits, this is equivalent to there is twice smoke evacuation path.
Described waste gas air-introduced machine is also provided with the air distribution port be communicated with air, so that user carries out distribution to high-temp waste gas as required.
As scheme more specifically, described in the air inlet of the section of burning till be connected with four arms, four arms are communicated with four flues burning till pars infrasegmentalis respectively, and can independently regulate, and each bar flue is respectively arranged with wide seam air outlet; That is, high-temp waste gas is sent into respectively to be burnt till in four flues of pars infrasegmentalis, after high-temp waste gas carries out heat exchange, then is discharged by wide seam air outlet.
In order to improve heat insulation effect further, described in the kiln wall of the section of burning till be that insulating brick masonry is formed.
Beneficial effect of the present invention is as follows.
(1) energy-conserving and environment-protective kiln of the present invention, by arranging changeover portion between the section of burning till and smoke evacuation section, and waste gas air-introduced machine is installed on changeover portion, utilize the part high-temp waste gas that the section of burning till is discharged by waste gas air-introduced machine, again dropped in the section of burning till by exhaust gas recirculation pipe, its heat is recycled, improve the thermal efficiency, reduce energy consumption, realize the effect of energy-conserving and environment-protective.
(2) have again, in view of waste gas air-introduced machine forms air inducing air channel on changeover portion, therefore, the part high-temp waste gas on exhaust section, the air intake vent of waste gas air-introduced machine can be drawn into, part high-temp waste gas is sent back to by the first air outlet the section of burning till and is recycled, and another part high-temp waste gas can be sent in smoke evacuation section again, therefore, the air pressure of discharging fume in 3 sections is balanced, this had both been conducive to the timely discharge of waste gas, promoted again the utilization of waste gas circulation further, and the effect making it recycle is better.
(3) the present invention is also by having additional puigging at mounting groove lateral wall, prevents the heat of high-temp waste gas from being fallen apart; And, high-temp waste gas is dropped into the section of burning till again, can by the distance of a section longer, for avoiding heat loss, the tube wall of described exhaust gas recirculation pipe comprises four layer materials and forms, and by innermost layer, to outermost layer, they are that poly-light ball high-alumina brick internal layer, corrosion resistant plate, heat-preservation cotton and aluminium sheet are outer respectively, and for insulating brick masonry is formed in kiln, like this, what can further improve waste-gas heat recycles effect.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of energy-conserving and environment-protective kiln of the present invention.
Fig. 2 is the A place enlarged drawing of Fig. 1.
Fig. 3 is the B place enlarged drawing of Fig. 1.
Fig. 4 is that high-temp waste gas of the present invention is dropped into the schematic diagram of the section of burning till again.
Detailed description of the invention
As shown in Figures 1 to 4, a kind of energy-conserving and environment-protective kiln, comprise the section of burning till 1, changeover portion 2 and smoke evacuation section 3, the section of burning till 1 is provided with air inlet 11, mounting groove 25 is provided with bottom changeover portion 2, mounting groove 25 internal fixtion has waste gas air-introduced machine 4, air-introduced machine in mounting groove 25 is provided with the outer cover 6 be made up of heat-resistance stainless steel material, and in order to prevent heat from faling apart, puigging 7 is also had additional at described mounting groove 25 lateral wall, wherein, described waste gas air-introduced machine 4 is provided with air intake vent 41, first air outlet 42 and the second air outlet 43, described air intake vent 41 extends in changeover portion 2, so that the part high-temp waste gas suction that the section of burning till 1 is discharged, and the first air outlet 42 is connected by the air inlet 11 of exhaust gas recirculation pipe 5 with the section of burning till, system makes the part high-temp waste gas of suction by exhaust gas recirculation pipe 5, again drop into the section of burning till 1 to be recycled, and the second air outlet 43 is communicated with the secondary exhaust gas entrance 8 bottom smoke evacuation section 3 by secondary flue gas leading 9, again smoke evacuation section 3 is sent into make portion.
As better scheme, air intake vent 41 level height on described waste gas air-introduced machine 4 higher than the first air outlet 42 and the second air outlet 43, the first air outlet 42 of lower position, be conducive to high-temp waste gas by again drop into the section of burning till 1 time, meet heat rising principle, the effect that waste gas heat is exchanged is better; Certainly, the second air outlet 43 of lower position, is also conducive to the smooth discharge of waste gas.
As better scheme, described high-temp waste gas is dropped into the section of burning till again, can by the distance of a section longer, for avoiding heat loss, the tube wall of exhaust gas recirculation pipe 5 comprises four layer materials and forms, and by innermost layer, to outermost layer, they are poly-light ball high-alumina brick internal layer 51, corrosion resistant plate 52, heat-preservation cotton 53 and aluminium sheet skin 54 respectively, and, the kiln wall of the described section of burning till is that insulating brick masonry is formed, and its heat insulation effect is better.
As shown in Figure 1, described secondary exhaust gas entrance 8 extends to the smoke evacuation outlet 31 of smoke evacuation section 3 tail end by individual conduits 10, and that is, waste gas is by after air-introduced machine 4 suction secondary exhaust gas entrance 8, directly discharged through smoke evacuation section 3 tail end by individual conduits 10, this is equivalent to there is twice smoke evacuation path.
Using needs to meet user, described waste gas air-introduced machine 4 being also provided with the air distribution port 44 be communicated with air, so that user is according to actual conditions, carry out distribution adjustment.
The air inlet 11 of the described section of burning till 1 is connected with four arms 12, article four, arm 12 is communicated with four flues 13 of the section of burning till 1 bottom respectively, and can independently regulate, each bar flue 13 is respectively arranged with wide seam air outlet 14, that is, high-temp waste gas is sent in four flues 13 of the section of burning till 1 bottom respectively, after high-temp waste gas carries out heat exchange, then is discharged by wide seam air outlet 14.
Operation principle: the high-temp waste gas of discharging through the section of burning till 1, a part is taken away by waste gas air-introduced machine 4, this part high-temp waste gas be pumped, be divided into two branch roads again to draw, article one, branch road is through the second air outlet 43 and secondary flue gas leading 9, and be sent to smoke evacuation section 3 tail end, another branch road is then by the first air outlet 42 and exhaust gas recirculation pipe 5, again dropped in the section of burning till 1 again, utilized as secondary; This kiln, it is simple, reasonable to have, and both can balance the air pressure on exhaust section 3, waste gas circulation can be made again to utilize, to improve the thermal efficiency, to reduce energy consumption and the advantage of energy-conserving and environment-protective.
Claims (9)
1. energy-conserving and environment-protective kiln, comprise the section of burning till (1) and smoke evacuation section (3), the section of burning till (1) is provided with air inlet (11), it is characterized in that, also comprise changeover portion (2) and waste gas air-introduced machine (4), changeover portion (2) is connected between the section of burning till (1) and smoke evacuation section (3), waste gas air-introduced machine (4) is provided with air intake vent (41), first air outlet (42) and the second air outlet (43), described air intake vent (41) extends in changeover portion (2), first air outlet (42) is connected by the air inlet (11) of exhaust gas recirculation pipe (5) with the section of burning till, second air outlet (43) extends to smoke evacuation section (3).
2. energy-conserving and environment-protective kiln according to claim 1, it is characterized in that, air intake vent (41) level height on described waste gas air-introduced machine (4) is higher than the first air outlet (42) and the second air outlet (43) level height.
3. energy-conserving and environment-protective kiln according to claim 1, it is characterized in that, described waste gas air-introduced machine (4) is arranged in the mounting groove (25) of changeover portion (2) bottom, the waste gas air-introduced machine (4) in mounting groove (25) is provided with the outer cover (6) be made up of heat-resistance stainless steel material.
4. energy-conserving and environment-protective kiln according to claim 3, it is characterized in that, described mounting groove (25) lateral wall also has additional puigging (7).
5. energy-conserving and environment-protective kiln according to claim 1, it is characterized in that, the tube wall of described exhaust gas recirculation pipe (5) comprises four layer materials and forms, and by innermost layer, to outermost layer, they are poly-light ball high-alumina brick internal layer (51), corrosion resistant plate (52), heat-preservation cotton (53) and aluminium sheet skin (54) respectively.
6. energy-conserving and environment-protective kiln according to claim 1, it is characterized in that, described smoke evacuation section (3) bottom is provided with secondary exhaust gas entrance (8), and the second air outlet (43) on waste gas air-introduced machine (4) is connected by secondary flue gas leading (9) and secondary exhaust gas entrance (8).
7. energy-conserving and environment-protective kiln according to claim 6, is characterized in that, described secondary exhaust gas entrance (8) extends to smoke evacuation outlet (31) of smoke evacuation section (3) tail end by individual conduits (10).
8. energy-conserving and environment-protective kiln according to claim 1, is characterized in that, described waste gas air-introduced machine (4) is also provided with the air distribution port (44) be communicated with air.
9. energy-conserving and environment-protective kiln according to claim 1, is characterized in that, described in the kiln wall of the section of burning till (1) be insulating brick masonry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310169782.7A CN103256819B (en) | 2013-05-10 | 2013-05-10 | Energy-conserving and environment-protective kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310169782.7A CN103256819B (en) | 2013-05-10 | 2013-05-10 | Energy-conserving and environment-protective kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103256819A CN103256819A (en) | 2013-08-21 |
| CN103256819B true CN103256819B (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310169782.7A Active CN103256819B (en) | 2013-05-10 | 2013-05-10 | Energy-conserving and environment-protective kiln |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201289287Y (en) * | 2008-10-26 | 2009-08-12 | 常丰文 | Environment protection and energy-saving single-setting type annular kiln with two air ducts |
| CN101749950A (en) * | 2009-12-31 | 2010-06-23 | 开县鼎盛建材有限公司 | Air return type energy saving annular kiln for producing shale brick and production method |
| CN201517887U (en) * | 2009-10-23 | 2010-06-30 | 中国建筑材料科学研究总院 | Ceramic kiln |
| CN201885587U (en) * | 2010-11-19 | 2011-06-29 | 佛山市中窑窑业发展有限公司 | Smoke double-exhaust device for kiln |
| CN202092456U (en) * | 2011-05-25 | 2011-12-28 | 临澧恒璋瓷业有限责任公司 | Roller kiln using mixed air and light hydrocarbon gas |
| CN202254901U (en) * | 2011-10-31 | 2012-05-30 | 淄博裕民耐火材料科技股份有限公司 | High-efficiency and energy-saving kiln |
| CN202547355U (en) * | 2012-05-09 | 2012-11-21 | 郑州京华耐火材料实业有限公司 | High-temperature tunnel kiln |
| CN203518581U (en) * | 2013-05-10 | 2014-04-02 | 丁国友 | Energy-saving and environment-friendly kiln |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5696033A (en) * | 1979-12-29 | 1981-08-03 | Nippon Steel Corp | Waste heat recovering method and apparatus in sintering machine |
-
2013
- 2013-05-10 CN CN201310169782.7A patent/CN103256819B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201289287Y (en) * | 2008-10-26 | 2009-08-12 | 常丰文 | Environment protection and energy-saving single-setting type annular kiln with two air ducts |
| CN201517887U (en) * | 2009-10-23 | 2010-06-30 | 中国建筑材料科学研究总院 | Ceramic kiln |
| CN101749950A (en) * | 2009-12-31 | 2010-06-23 | 开县鼎盛建材有限公司 | Air return type energy saving annular kiln for producing shale brick and production method |
| CN201885587U (en) * | 2010-11-19 | 2011-06-29 | 佛山市中窑窑业发展有限公司 | Smoke double-exhaust device for kiln |
| CN202092456U (en) * | 2011-05-25 | 2011-12-28 | 临澧恒璋瓷业有限责任公司 | Roller kiln using mixed air and light hydrocarbon gas |
| CN202254901U (en) * | 2011-10-31 | 2012-05-30 | 淄博裕民耐火材料科技股份有限公司 | High-efficiency and energy-saving kiln |
| CN202547355U (en) * | 2012-05-09 | 2012-11-21 | 郑州京华耐火材料实业有限公司 | High-temperature tunnel kiln |
| CN203518581U (en) * | 2013-05-10 | 2014-04-02 | 丁国友 | Energy-saving and environment-friendly kiln |
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| Publication number | Publication date |
|---|---|
| CN103256819A (en) | 2013-08-21 |
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Owner name: FOSHAN JINBAILI ELECTRICAL AND MECHANICAL CO., LTD Free format text: FORMER OWNER: DING GUOYOU Effective date: 20150713 |
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Effective date of registration: 20150713 Address after: 528131 Guangdong city of Foshan province Applicant after: The dynamo-electric Co., Ltd of Foshan City's Kimberly Address before: 1002, room 8, block 2, 131 South Fenjiang Road, Chancheng District, Guangdong, Foshan, 528000 Applicant before: Ding Guoyou |
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Application publication date: 20130821 Assignee: Guangdong Yaoda Financial Leasing Co., Ltd Assignor: FOSHAN JINBAILI ELECTROMECHANICAL Co.,Ltd. Contract record no.: X2020980005281 Denomination of invention: Energy saving and environmental protection kiln Granted publication date: 20150812 License type: Exclusive License Record date: 20200824 |
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Denomination of invention: Energy saving and environmental protection kiln Effective date of registration: 20200826 Granted publication date: 20150812 Pledgee: Guangdong Yaoda Financial Leasing Co., Ltd Pledgor: FOSHAN JINBAILI ELECTROMECHANICAL Co.,Ltd. Registration number: Y2020980005437 |