CN105202912A - Gas roller way kiln - Google Patents
Gas roller way kiln Download PDFInfo
- Publication number
- CN105202912A CN105202912A CN201510694981.9A CN201510694981A CN105202912A CN 105202912 A CN105202912 A CN 105202912A CN 201510694981 A CN201510694981 A CN 201510694981A CN 105202912 A CN105202912 A CN 105202912A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Abstract
The invention belongs to the technical field of sintering equipment, and relates to a gas roller way kiln. The gas roller way kiln is characterized in that first-sixth units of a kiln body are preheating sections; smoke discharging branch pipes are arranged on the top surfaces and side surfaces of the first unit, the third unit and fifth unit of the kiln body; the smoke discharging branch pipes gather at a smoke discharging main pipe; seventh-twelfth units are sintering sections; a group of burners is arranged at the lower part of the roller way inside the seventh unit and eighth unit; eight groups of burners are arranged the ninth-twelfth units; thirteenth-twenty-first units are cooling sections; the thirteenth unit is a transition unit; the fourteenth unit is a quenching unit; the fifteenth-twentieth units are temperature dropping units; natural ventilation pipes are interlacedly arranged on the left and right side walls of the fifteenth-seventieth units; hot air extraction branch pipes are arranged at the tops of the eighteenth-twentieth units; an axial flow fan is arranged on each of the two sides of the twenty-first unit; the burners are reasonably arranged and are controlled by a PLC. According to the gas roller way kiln, accuracy of temperature adjustment and control is high; natural gas is used as the fuel; the partial temperature difference inside the kiln is small; the sintering curve of a product is stable.
Description
Technical field
The invention belongs to agglomerating plant technical field, specifically, relate to a kind of fuel gas table kiln stove for ceramic foam filter sintering.
Background technology
Burning till of traditional ceramic foam filter is mostly adopt common electric furnace, power consumption is relatively high, and labour intensity is large, contaminated environment, consumption of restriking is high, furnace heat efficiency is low, and electricity burning stove mainly relies on electric energy to burn till to realize heating, belongs to secondary energy sources, energy consumption is too high, temperature control not easy to operate, cause interiors of products and external temperature uneven, the defects such as product percent of pass is low.
Application number is that the Chinese patent application of 201420836612.X discloses a kind of pneumoelectric mixing roller way kiln, comprise set gradually from left to right low-temperature space, high-temperature region and cooling zone, low-temperature space comprises and setting gradually and the temperature low case section, high case section and the preheating section that raise successively, be provided with burner in preheating section, adopt the mode of gas-firing to provide heat energy; Low case section and high case section adopt the hot cigarette of preheating section to provide heat energy; Be provided with electric heater unit in high-temperature region, provide the high temperature needed for sintering by heating rod; Described cooling zone adopts air cooling way to cool, and be provided with the first air curtain above the kiln body inwall of the one end be communicated with low-temperature space in high-temperature region, one end that high-temperature region is communicated with cooling zone is provided with the second air curtain.Preheating section needs combustion heat supplying, energy waste, and high temperature section uses electrical heating, and energy consumption is high.
Application number is that the Chinese patent application of 201010596190.X discloses a kind of high temperature sintering roller way kiln, the kiln body be formed by connecting by multistage furnace shell, heating system, TT&C system, exhaust system and for driving the transmission system of material push pedal campaign; The furnace chamber of described kiln body is divided into catchment, preheating zone, sintering zone and cooling area; Heating system is be arranged on microwave magnetron heating system in furnace chamber and electric heating system, wherein, the microwave head of described microwave heating system is arranged in cross-polarized mode in the kiln body microwave source energy regenerative mouth of catchment, preheating zone, sintering zone arranged on left and right sides, and microwave head is towards furnace chamber, described electric heating system is installed on the upper and lower both sides of preheating zone and sintering zone; Described transmission system runs through the furnace chamber of described kiln body and forms closed-loop drive, and the part that this transmission system is placed in furnace chamber is Inner eycle transmission mechanism, and the part be placed in outside furnace chamber is outer circulation transmission mechanism; Described furnace chamber wall is provided with flame-proof thermal insulation material layer; The temperature signal in each for furnace chamber district is fed back to heating system by described TT&C system, each heating element heater of heating system heats furnace chamber, exhaust system regulates the air content in the inlet temperature of kiln body, outlet temperature and furnace chamber, makes kiln body inside form the different warm areas corresponding from sintering process temperature curve.Adopt heating using microwave, be not suitable for the sintering of the product of containing metal composition, mainly rely on electrical heating.
Summary of the invention
The object of the invention is to the shortcoming that customer service prior art exists, seek to design a kind of cloth wind mode reasonable, the fuel gas table kiln stove that energy utilization rate is high, sintering curve is steady, temperature curve is easy to adjust, discharge amount of exhaust gas is little.
The technical solution used in the present invention is to achieve these goals: a kind of fuel gas table kiln stove, comprise kiln body, described kiln body is divided into 21 unit, 1.-6. unit be preheating section, kiln body 1., the 3. and 5. end face of unit and side is respectively equipped with smoke evacuation arm, and kiln body is provided with the exhaust opening be connected with smoke evacuation arm be crisscross arranged up and down; Smoke evacuation arm is provided with control valve, and smoke evacuation arm comes together in smoke evacuation supervisor, and smoke evacuation supervisor is provided with smoke exhaust fan; During smoke exhaust fan work, the flue gas of the follow-up section of burning till is attracted to preheating section, complete the preheating of product to be sintered, preheating end section temperature is adjustable;
7. and 8. unit is the section of burning till, and in unit, the below of roller-way is provided with 1 group of burner;
in unit, above and below each unit roller-way, be respectively equipped with 1 group of burner, totally 8 groups; 9 groups of burners are connected with controller respectively; Burner is connected with Gas Pipe one, and the side of each burner is provided with combustion-supporting airduct, and combustion-supporting airduct is connected with combustion fan; Combustion of natural gas heat supply, local temperature difference is little, burner switch controls, and sintering temperature curve is steady;
Preferably, 7. described and be 8. respectively equipped with 4 brunched burner nozzles in unit;
totally 32 brunched burner nozzles in unit;
unit is cooling section,
unit is transition element;
unit is quenching unit, and chilling airduct is connected with short chilling airduct with long chilling airduct respectively, and long chilling airduct and short chilling airduct are crisscross arranged, and chilling airduct is connected with chilling blower fan;
unit is temperature reducing unit,
the left and right sidewall of unit is submitted mistake and is provided with gravity-flow ventilation pipe, and gravity-flow ventilation pipe is connected with cooling air arm in kiln, and cooling air arm passes kiln and takes out warm-air pipe and be communicated with, and completes indirect cooling;
with
the top of unit is provided with takes out hot blast manifold;
unit both sides are respectively equipped with axial flow blower.
Preferably, described kiln body 21 unit are equipped with accident treatment hole; With bolts between kiln body 21 unit, kiln body bottom employing activity friction structure, is provided with horizontal adjustment bolt bottom kiln body.
Preferably,
unit inside is provided with heat exchange box, and heat exchange box gas outlet is connected with combustion fan, and combustion air is hot blast, prevents burner rapid heat cycle from damaging.
Preferably, described smoke exhaust fan is communicated with flue gas incineration furnace, is provided with control valve between smoke exhaust fan and incinerator, is provided with burner in incinerator, and burner is connected with Gas Pipe two;
Preferably, the side of incinerator is provided with flame-observing hole, and the size of flame can be observed by flame-observing hole, ensures the Thorough combustion of waste gas further;
Preferably, the side of described incinerator Gas Pipe two is provided with combustion tube, the size of the valve on the combustion-supporting airduct that the size of combustion intensity can regulate burner to coordinate with it and the valve in Gas Pipe.
Beneficial effect of the present invention is: (1) preheating section adopts central exhaust mode, smoke evacuation arm is crisscross arranged up and down, effectively can regulate smoke evacuation air quantity and the temperature of same section, the heat made full use of in kiln completes preheating, is focused on by the tail gas in kiln simultaneously; (2) flue gas is processed by incinerator, and the tail gas of discharging meets discharge standard, protection of the environment; (3) combustion air is hot blast, effectively improves efficiency of combustion, protects burner simultaneously, extends the service life of burner; (4) section cooling in cold-zone is rationally distributed, and chilling wind is lowered the temperature by indirect heat exchange after being crisscross arranged and lowering the temperature, and can improve finished product rate and product quality, effectively utilize the heat of temperature descending section; (5) burner rationally arranges and is controlled by PLC, and temperature regulable control precision is high, and utilize natural gas as fuel, in kiln, local temperature difference is little, and product sintering curve is steady.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is preheating section structural representation;
Fig. 3 is for burning till segment structure schematic diagram;
Fig. 4 is temperature descending section structural representation;
As Figure 1-4: preheating section 1, control valve 11, smoke evacuation arm 12, smoke evacuation supervisor 13, smoke exhaust fan 14; The section of burning till 2, burner 21, Gas Pipe 1, combustion fan 23; Cooling section 3, chilling airduct 31, short chilling airduct 32, long chilling airduct 33, take out air-heater 34, cooling air arm 35, gravity-flow ventilation pipe 36, take out warm-air pipe 37, take out hot blast manifold 38, axial flow blower 39, heat exchange box 310; Incinerator 4, flue 41, flame-observing hole 42, combustion tube 43, Gas Pipe 2 44.
Detailed description of the invention
Below by specific embodiment, the invention will be further described by reference to the accompanying drawings:
Embodiment 1
The fuel gas table kiln stove of the present embodiment, comprise kiln body, described kiln body is divided into 21 unit, 1.-6. unit be preheating section 1, kiln body 1., the 3. and 5. end face of unit and side is respectively equipped with smoke evacuation arm 12, and kiln body is provided with the exhaust opening be connected with smoke evacuation arm 12 be crisscross arranged up and down; Smoke evacuation arm 12 is provided with control valve 11, and smoke evacuation arm 12 comes together in smoke evacuation supervisor 13, and smoke evacuation supervisor 13 is provided with smoke exhaust fan 14;
7. and 8. unit is the section of burning till 2, and in unit, the below of roller-way is provided with 1 group of burner 21;
in unit, above and below each unit roller-way 5, be respectively equipped with 1 group of burner 21, totally 8 groups; 9 groups of burners 21 are connected with PLC respectively; Burner 21 is connected with Gas Pipe 1, and the side of each burner 21 is provided with combustion-supporting airduct, and combustion-supporting airduct is connected with combustion fan 23;
unit is cooling section 3,
unit is transition element;
unit is quenching unit, and chilling airduct 31 is connected with short chilling airduct 32 with long chilling airduct 33 respectively, and long chilling airduct 33 and short chilling airduct 32 are crisscross arranged, and chilling airduct 31 is connected with chilling blower fan;
unit is temperature reducing unit,
the left and right sidewall of unit is submitted mistake and is provided with gravity-flow ventilation pipe 36, and gravity-flow ventilation pipe 36 is connected with cooling air arm 35 in kiln, and cooling air arm 35 passes kiln and takes out warm-air pipe 37 and be communicated with, and completes indirect cooling;
with
the top of unit is provided with takes out hot blast manifold 38, takes out hot blast manifold 38 and comes together in and take out warm-air pipe 37; Take out warm-air pipe 37 and take out air-heater 34 and be connected,
unit both sides are respectively equipped with axial flow blower 39.
Preferably, 7. described and be 8. respectively equipped with 4 brunched burner nozzles 21 in unit;
totally 32 brunched burner nozzles 21 in unit;
Preferably, described kiln body 21 unit are equipped with accident treatment hole; With bolts between kiln body 21 unit, kiln body bottom employing activity friction structure, is provided with horizontal adjustment bolt bottom kiln body.
Preferably,
unit inside is provided with heat exchange box 310, and heat exchange box 310 gas outlet is connected with combustion fan, and combustion air is hot blast, prevents burner 21 rapid heat cycle from damaging.
Preferably, described smoke exhaust fan 14 is communicated with flue gas incineration furnace 4, is provided with control valve between smoke exhaust fan 14 and incinerator 4, is provided with burner in incinerator 4, and burner is connected with Gas Pipe 2 44, and incinerator 4 is provided with flue 41;
Preferably, the side of incinerator 4 is provided with flame-observing hole 42, and the size of flame can be observed by flame-observing hole, ensures the Thorough combustion of waste gas further;
Preferably, in described incinerator 4, the side of Gas Pipe 2 44 is provided with combustion tube 43, and combustion tube 43 is connected with combustion fan, the size of the valve on the combustion-supporting airduct that the size of combustion intensity can regulate burner to coordinate with it and the valve in Gas Pipe.
Claims (7)
1. a fuel gas table kiln stove, comprise kiln body, it is characterized in that: described kiln body is divided into 21 unit, 1.-6. unit be preheating section (1), kiln body 1., the 3. and 5. end face of unit and side is respectively equipped with smoke evacuation arm (12), and kiln body is provided with the exhaust opening be connected with smoke evacuation arm (12) be crisscross arranged up and down; Smoke evacuation arm (12) is provided with control valve (11), and smoke evacuation arm (12) comes together in smoke evacuation supervisor 13, and smoke evacuation supervisor (13) is provided with smoke exhaust fan (14);
7.-
7. and 8. unit is the section of burning till (2), and in unit, the below of roller-way is provided with 1 group of burner (21); 9.-
in unit, be respectively equipped with 1 group of burner (21) above and below each unit roller-way (5), totally 8 groups; 9 groups of burners (21) are connected with PLC respectively; Burner (21) is connected with Gas Pipe one (22), and the side of each burner (21) is provided with combustion-supporting airduct, and combustion-supporting airduct is connected with combustion fan (23);
-
unit is cooling section (3),
unit is transition element;
unit is quenching unit, chilling airduct (31) is connected with short chilling airduct (32) with long chilling airduct (33) respectively, long chilling airduct (33) and short chilling airduct (32) are crisscross arranged, and chilling airduct (31) is connected with chilling blower fan;
-
unit is temperature reducing unit,
-
the left and right sidewall of unit is submitted mistake and is provided with gravity-flow ventilation pipe (36), gravity-flow ventilation pipe (36) is connected with cooling air arm (35) in kiln, and cooling air arm (35) passes kiln and takes out warm-air pipe (37) and be communicated with;
,
with
the top of unit is provided with takes out hot blast manifold (38), takes out hot blast manifold (38) and comes together in and take out warm-air pipe (37); Take out warm-air pipe (37) and take out air-heater (34) and be connected,
unit both sides are respectively equipped with axial flow blower (39).
2. 7. fuel gas table kiln stove according to claim 1, is characterized in that: described and be 8. respectively equipped with 4 brunched burner nozzles (21) in unit; 9.-
totally 32 brunched burner nozzles (21) in unit.
3. fuel gas table kiln stove according to claim 1, is characterized in that: described kiln body 21 unit are equipped with accident treatment hole; With bolts between kiln body 21 unit, kiln body bottom employing activity friction structure, is provided with horizontal adjustment bolt bottom kiln body.
4. fuel gas table kiln stove according to claim 1, is characterized in that: described in
unit inside is provided with heat exchange box (310), and heat exchange box (310) gas outlet is connected with combustion fan.
5. fuel gas table kiln stove according to claim 1, it is characterized in that: described smoke exhaust fan (14) is communicated with flue gas incineration furnace (4), control valve is provided with between smoke exhaust fan (14) and incinerator (4), incinerator is provided with burner in (4), burner is connected with Gas Pipe two (44), and incinerator (4) is provided with flue (41).
6. fuel gas table kiln stove according to claim 5, is characterized in that: the side of incinerator (4) is provided with flame-observing hole (42).
7. the fuel gas table kiln stove according to claim 5 or 6, is characterized in that: in described incinerator (4), the side of Gas Pipe two (44) is provided with combustion tube (43), and combustion tube (43) is connected with combustion fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510694981.9A CN105202912A (en) | 2015-10-23 | 2015-10-23 | Gas roller way kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510694981.9A CN105202912A (en) | 2015-10-23 | 2015-10-23 | Gas roller way kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105202912A true CN105202912A (en) | 2015-12-30 |
Family
ID=54950726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510694981.9A Pending CN105202912A (en) | 2015-10-23 | 2015-10-23 | Gas roller way kiln |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017075A (en) * | 2016-07-05 | 2016-10-12 | 广东蓝清能源科技有限公司 | Wall and floor brick roller way kiln for correcting convective heat transfer of green brick product |
| CN106322989A (en) * | 2016-09-12 | 2017-01-11 | 江西璞创晶业科技有限公司 | Sintering and annealing tunnel kiln for preparing microcrystalline foaming composite |
| CN106766970A (en) * | 2017-03-08 | 2017-05-31 | 广东中窑窑业股份有限公司 | A kind of recuperation of heat ducting system for kiln |
| CN108180764A (en) * | 2018-01-22 | 2018-06-19 | 卢爱玲 | A kind of ceramic kiln folds warm formula oxygenation and takes out hot systems |
| CN108680008A (en) * | 2018-07-31 | 2018-10-19 | 唐山瑞祈陶瓷科技开发有限公司 | A kind of roller kilns VOCsSmoke treating method and equipment |
| CN109114973A (en) * | 2018-09-05 | 2019-01-01 | 佛山市中瓷万丰陶瓷设备有限公司 | A kind of energy-saving environment protection intelligent roller way kiln |
| CN109681901A (en) * | 2018-12-30 | 2019-04-26 | 佛山市德力泰科技有限公司 | A kind of water-gas burning pipeline structure |
| CN110986579A (en) * | 2019-12-21 | 2020-04-10 | 深圳东忠窑炉有限公司 | Sintering kiln |
| CN113686146A (en) * | 2021-08-26 | 2021-11-23 | 江苏润鸿高温窑具有限公司 | Gas sintering lithium battery anode material roller kiln system |
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| CN102748942A (en) * | 2012-07-26 | 2012-10-24 | 福建省佳美集团公司 | Wide-bodied energy-saving and environment-friendly tunnel kiln |
| CN203534159U (en) * | 2013-10-31 | 2014-04-09 | 湖北天意窑炉设备有限公司 | Atmosphere protection black brick tunnel kiln |
| CN205192225U (en) * | 2015-10-23 | 2016-04-27 | 青岛铸英特陶科技有限公司 | Gas roll table kiln |
-
2015
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0348603A2 (en) * | 1988-06-29 | 1990-01-03 | Hans Lingl Anlagenbau und Verfahrenstechnik GmbH & Co. KG | Control system for a counter-current operated tunnel furnace |
| US5603615A (en) * | 1995-01-12 | 1997-02-18 | Liaw; Wei-Wau | Smoke pollution device for tunnel kiln |
| CN201145475Y (en) * | 2007-12-17 | 2008-11-05 | 广东科达机电股份有限公司 | Roll table kiln burned by large specification thin sheet ceramic tile |
| CN101598502A (en) * | 2009-07-03 | 2009-12-09 | 霍镰泉 | Waste heat recovery system of kiln |
| CN101762154A (en) * | 2009-12-25 | 2010-06-30 | 广东顺祥节能照明科技有限公司 | Energy-saving ceramic tunnel kiln |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017075A (en) * | 2016-07-05 | 2016-10-12 | 广东蓝清能源科技有限公司 | Wall and floor brick roller way kiln for correcting convective heat transfer of green brick product |
| CN106017075B (en) * | 2016-07-05 | 2018-05-29 | 广东蓝清能源科技有限公司 | A kind of Wall or floor tile roller way kiln for correcting adobe product convection current heat transfer |
| CN106322989A (en) * | 2016-09-12 | 2017-01-11 | 江西璞创晶业科技有限公司 | Sintering and annealing tunnel kiln for preparing microcrystalline foaming composite |
| CN106322989B (en) * | 2016-09-12 | 2018-06-01 | 江西璞创晶业科技有限公司 | It is a kind of be used to prepare crystallite foaming composite material burn till annealing trunnel kiln |
| CN106766970A (en) * | 2017-03-08 | 2017-05-31 | 广东中窑窑业股份有限公司 | A kind of recuperation of heat ducting system for kiln |
| CN108180764A (en) * | 2018-01-22 | 2018-06-19 | 卢爱玲 | A kind of ceramic kiln folds warm formula oxygenation and takes out hot systems |
| CN108680008A (en) * | 2018-07-31 | 2018-10-19 | 唐山瑞祈陶瓷科技开发有限公司 | A kind of roller kilns VOCsSmoke treating method and equipment |
| CN109114973A (en) * | 2018-09-05 | 2019-01-01 | 佛山市中瓷万丰陶瓷设备有限公司 | A kind of energy-saving environment protection intelligent roller way kiln |
| CN109681901A (en) * | 2018-12-30 | 2019-04-26 | 佛山市德力泰科技有限公司 | A kind of water-gas burning pipeline structure |
| CN110986579A (en) * | 2019-12-21 | 2020-04-10 | 深圳东忠窑炉有限公司 | Sintering kiln |
| CN113686146A (en) * | 2021-08-26 | 2021-11-23 | 江苏润鸿高温窑具有限公司 | Gas sintering lithium battery anode material roller kiln system |
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Application publication date: 20151230 |