CN201517887U - Ceramic kiln - Google Patents
Ceramic kiln Download PDFInfo
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- CN201517887U CN201517887U CN2009202466532U CN200920246653U CN201517887U CN 201517887 U CN201517887 U CN 201517887U CN 2009202466532 U CN2009202466532 U CN 2009202466532U CN 200920246653 U CN200920246653 U CN 200920246653U CN 201517887 U CN201517887 U CN 201517887U
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Abstract
The utility model provides a ceramic kiln, and belongs to industrial kilns. The ceramic kiln comprises a kiln body which is composed of a kiln body preheating section, a kiln body firing section of a plurality of firing nozzles communicated with an external fuel pipeline, a kiln body quenching section and a kiln body slow cooling section, which are communicated in turn, and a waste heat utilization part, wherein the waste heat utilization part is directly connected with the kiln body slow cooling section and the kiln body firing section at the outside of the kiln body. The kiln can directly recycle high-temperature waste heat after quenching as combustion-supporting air for the firing nozzles, improves the combustion-supporting air temperature by 350 DEG C-400 DEG C than that of an existing kiln, obviously improves the combustion efficiency of the fuel, significantly reduces the environmental pollution oxide, and reduces the environment pollution. Relatively, the waste heat recycling utilization rate of the kiln is improved by about 30% than that of the existing kiln, which further reduces the fuel consumption quantity of products per unit, and saves energy source.
Description
Technical field
The utility model relates to a kind of Industrial Stoves, relates to a kind of ceramic kiln stove particularly.
Background technology
The architectural pottery of China and sanitary ceramics industry development so far, family surplus the existing relevant enterprise 3000, various Production of Ceramics are with nearly ten thousand in tunnel caves, roller kilns, shuttle kiln.At present, the sanitary ceramics of China and the total output of architectural pottery leap to the first in the world, and particularly the annual production of architectural pottery wall floor tile reaches 3,500,000,000 M
2, account for 40% of Gross World Product.
But ceramic industry is the industry of a high energy consumption, high pollution, and therefore, under the serious situation of current energy scarcity, environmental pollution, the development and use of energy-saving and environmental protection kiln will be extremely important to energy conservation, environmental protection.
At present, in Chinese scope, normally with the high-temperature residual heat wind of 600～700 ℃ of producing behind the kiln chilling through after joining temperature, only with the combustion air of the temperature below 200 ℃ as burner.Therefore, high-temperature residual heat is not utilized effectively, and is unfavorable for energy conservation; And because the combustion air temperature is only at the lower temperature below 200 ℃, so the efficiency of combustion of burner fuel is low, the oxide of generation is many, and environmental pollution is serious.
And, up to now, in the improvement design of kiln, only considered to reduce the factor of fuel use amount aspect mostly, do not consider the problem of unit of fuel pollution height emphatically.The structure and the principle of this kiln are summarized as follows.For example, the part of the recyclable waste heat of kiln is used as the drying of goods, another part is used as the combustion air of burner.But the recyclable afterheat utilization rate of this kiln is still lower, generally only 30～60%; And the serious problem of environmental pollution still exists.
The utility model content
The purpose of this utility model is to provide a kind of kiln that high-temperature residual heat wind directly is used as combustion air; make utilization rate of waste heat improve; and the efficiency of combustion of fuel is improved, and then in the fuel-saving discharge capacity that reduces the environmental pollution oxide simultaneously, the protection environment.
The utility model provides a kind of ceramic kiln stove, it comprises that the kiln body section of burning till, kiln body quench zone, kiln body slow cooling section, the kiln body slow cooling section that are provided with by kiln body preheating section, a plurality of burners of being connected with the external fuel pipeline are communicated with kiln body and the UTILIZATION OF VESIDUAL HEAT IN part that forms in turn, and described UTILIZATION OF VESIDUAL HEAT IN part directly connects kiln body slow cooling section and the kiln body section of burning till in the kiln external body.
In above-mentioned ceramic kiln stove, described UTILIZATION OF VESIDUAL HEAT IN partly comprises the hot air apparatus of taking out that a plurality of high-temperature residual heat wind outlet of offering on inlet and the kiln body slow cooling section is connected, and an end be communicated with take out the hot air apparatus outlet, the other end is communicated with the kiln body and burns till combustion air pipeline partly.
In above-mentioned ceramic kiln stove, described ceramic kiln stove also comprises and is used for automaton that the air-out of a plurality of high-temperature residual heat wind outlet is controlled and distributed.
In above-mentioned ceramic kiln stove, described take out hot air apparatus comprise successively be communicated with cover on a plurality of in a plurality of high-temperature residual heat wind outlets of offering on the kiln body slow cooling section take out air bells cap, with a plurality of take out air bells cap correspondingly a plurality ofly take out hot blast manifold, converge a plurality of take out hot blast manifold take out the hot-blast main and outlet is taken out air-heater with the high temperature that the combustion air pipeline is connected.
In above-mentioned ceramic kiln stove, described combustion air pipeline comprises to be in charge of with a plurality of combustion airs of taking out combustion air house steward that hot air apparatus outlet is connected, branched out by the combustion air house steward and each combustion air is in charge of a plurality of combustion air arms that branch out, and each combustion air arm is connected with burner.
In above-mentioned ceramic kiln stove, valve that described automaton is included in each house steward, is in charge of, be provided with on the arm and a plurality of temperature measuring equipments that are provided with at the different parts of kiln body.
In above-mentioned ceramic kiln stove, each house steward, be in charge of, the external part of kiln that is exposed at of arm is incubated with insulation material.
In above-mentioned ceramic kiln stove, each described house steward, be in charge of, the material of arm is heat-resistance stainless steel 1Cr
18Ni
9Ti or 1Cr
25Ni
20Si
2
In above-mentioned ceramic kiln stove, it is that long-term serviceability temperature is at the high-temperature blower more than 500 ℃ that described high temperature is taken out air-heater.
In above-mentioned ceramic kiln stove, described kiln body is made by refractory material.
The high-temperature residual heat wind of kiln of the present utility model after with chilling directly reclaims the combustion air of doing burner, the combustion air temperature is reached about 500 ℃, that is to say that the combustion air temperature of kiln of the present utility model is compared with the combustion air temperature below 200 ℃ of existing kiln and improved 350 ℃～400 ℃.Therefore, the efficiency of combustion of fuel significantly improves, and the environmental pollution oxide of generation obviously reduces, to the pollution level reduction of environment.
Correspondingly, 30～60% of the heat recovery rate of kiln of the present utility model and existing kiln heat recovery rate is compared and has been improved about 30%.Therefore, compare, further reduced the fuel use amount of unit product, energy savings with existing kiln.
Description of drawings
Fig. 1 is the overall structure schematic diagram according to the kiln of embodiment of the present utility model.
Fig. 2 is the cross section direction schematic diagram according to the section of burning till of the kiln of embodiment of the present utility model.
Fig. 3 is the cross section direction schematic diagram according to the quench zone of the kiln of embodiment of the present utility model.
Fig. 4 is the cross section direction schematic diagram of taking out hot arc according to the kiln of embodiment of the present utility model.
The specific embodiment
As addressing after a while, the kiln of embodiment of the present utility model directly is sent to the section of burning till with high-temperature residual heat wind, as combustion air.Like this, the combustion air temperature can improve the efficiency of combustion of fuel up to 500 ℃, and energy consumption reduces, environmental pollution reduces thereby make.
Describe the kiln of embodiment of the present utility model below in detail.
The kiln of present embodiment comprises kiln body, UTILIZATION OF VESIDUAL HEAT IN part and automatic control section.
The kiln body comprises preheating section 5, the section of burning till 1, quench zone 2 and the slow cooling section 6 that is communicated with successively.Raw material are admitted to the section of burning till 1 after preheating section 5 preheatings.The section of burning till 1 of kiln body is provided with a plurality of burners 11, and burner 11 is packed in the kiln wall 12 of kiln body, and its fire end points to kiln body inside, and the other end is provided with fuel inlet, and the fuel arm 14 that the external fuel manifold 13 of fuel inlet and kiln is told is connected.Fuel in the fuel arm 14 sprays into the kiln body section of burning till 1 passage internal combustion through burner 11.High temperature by means of the burning of fuel produces carries out high temperature to raw material and burns till processing in the section of burning till 1.
In quench zone, chilling wind is produced by chilling blower fan 20.The chilling wind outlet of chilling blower fan 20 links to each other with chilling wind house steward 22, and chilling wind house steward 22 tells a plurality of chilling wind arms 21 along the flow direction of chilling wind, and chilling wind arm 21 laterally runs through in the quench zone 2 of kiln body insertion kiln body.The chilling wind that is produced by chilling blower fan 20, a plurality of holes of offering on chilling wind house steward 22 and chilling wind arm 21 are in part in the kiln body cavity enter the quench zone 2 of kiln body, the raw material through high-temperature process are carried out chilling handle.
Simultaneously, the chilling wind of sending into is after carrying out heat exchange with raw material through high-temperature process, and temperature raises, and enters slow cooling section 6 then.6 wind that still have a large amount of waste heats are high-temperature residual heat wind in the slow cooling section.The kiln wall of slow cooling section 6 is provided with a plurality of high-temperature residual heat wind outlets, and high-temperature residual heat wind enters the UTILIZATION OF VESIDUAL HEAT IN part through the outlet of high-temperature residual heat wind.
UTILIZATION OF VESIDUAL HEAT IN partly comprises takes out hot air apparatus 3 and combustion air pipeline.An end of taking out hot air apparatus 3 is connected with the outlet of high-temperature residual heat wind, and the other end is connected with an end of combustion air pipeline; The other end of combustion air pipeline is connected with the section of burning till 1 of kiln body.Take out hot air apparatus 3 with high-temperature residual heat wind from the quench zone 2 of kiln body through high-temperature residual heat wind outlet suction combustion air pipeline.High-temperature residual heat wind directly is sent to the section of burning till 1 of kiln body through the combustion air pipeline, be used for combustion-supporting, that is, and with high-temperature residual heat wind directly as combustion air.
Take out hot air apparatus 3 comprise high temperature take out air-heater 30, take out hot-blast main 33, a plurality of take out hot blast manifold 32 and with take out hot blast manifold 32 corresponding a plurality of air bells caps 31 of taking out.
The collecting terminal of taking out air bells cap 31 is connected with the outlet of high-temperature residual heat wind, and high-temperature residual heat wind is collected.The discharge end of taking out air bells cap 31 with take out hot blast manifold 32 and be connected, the high-temperature residual heat wind through collecting enters through this end takes out hot blast manifold 32.Respectively take out hot blast manifold 32 and be provided with valve (part of control section automatically), according to the temperature that the temperature measuring equipment (part of control section automatically) of kiln body diverse location place setting is measured, control valve is with the amount of control from the different waste heat wind of the collected temperature of different high temperature preheating wind outlets.
A plurality of take out hot blast manifold 32 all except that with position that the discharge end of taking out air bells cap 31 is connected the position with take out hot-blast main 33 and be connected, a plurality of high-temperature residual heat wind of taking out the different temperatures in the hot blast manifold 32 enter to take out among the hot-blast main 33 through this position and converge, and integral body meets the requirements of temperature after converging.
The inlet of taking out air-heater is connected with an end of taking out hot-blast main 33, to the mobile power that provides of high-temperature residual heat wind.The outlet of taking out air-heater is connected with the combustion air pipeline of UTILIZATION OF VESIDUAL HEAT IN part, will directly be sent to the section of burning till 1 of kiln body as the high-temperature residual heat wind of combustion air.
The combustion air pipeline comprises that combustion air house steward 4, four combustion airs be in charge of 41 and a plurality of combustion air arm 42.An end of combustion air house steward 4 is connected with the outlet of taking out air-heater, and branches into four combustion airs along the flow direction of combustion air and be in charge of 41.Each combustion air is in charge of 41 heat-insulation layers 12 that all are positioned at the section of burning till 1 of kiln body, and branches into and a plurality of burner 11 corresponding a plurality of combustion air arms 42 along the flow direction of combustion air.One end of each combustion air arm 42 is in charge of 41 with corresponding combustion air and is connected, and the other end is connected with burner 11.Combustion air through the section of burning till 1 that combustion air house steward 4, combustion air are in charge of 41, combustion air arm 42, burner 11 enter the kiln body, carries out combustion-supporting near the burnt fuel burner successively.
As mentioned above, each house steward, be in charge of, arm all can be provided with valve, with the flow and the temperature of the required combustion air of control burner.
Heat-insulation layer is made by refractory material.
Each house steward, be in charge of, the material of arm is heat-resistance stainless steel, for example, 1Cr
18Ni
9Ti or 1Cr
25Ni
20Si
2
It is that long-term serviceability temperature is at the high-temperature blower more than 500 ℃ that high temperature is taken out air-heater.
Each house steward, be in charge of, the external part of kiln that is exposed at of arm is incubated with insulation materials such as the cotton felts of ceramic fibre.
Fuel is liquid diesel oil, kerosene or heavy oil, perhaps natural gas in gaseous state, liquefied petroleum gas or coal gas.
Therefore, because the kiln of present embodiment directly is sent to the section of burning till with high-temperature residual heat wind, as combustion air, make the combustion air temperature can be up to 500 ℃, so the efficiency of combustion of fuel improves, energy consumption reduces, environmental pollution reduces thereby make.
Claims (10)
1. ceramic kiln stove, comprise that the kiln body section of burning till, kiln body quench zone, kiln body slow cooling section, the kiln body slow cooling section that are provided with by kiln body preheating section, a plurality of burners of being connected with the external fuel pipeline are communicated with kiln body and the UTILIZATION OF VESIDUAL HEAT IN part that forms in turn, is characterized in that: described UTILIZATION OF VESIDUAL HEAT IN part directly connects kiln body slow cooling section and the kiln body section of burning till in the kiln external body.
2. ceramic kiln stove as claimed in claim 1, it is characterized in that: described UTILIZATION OF VESIDUAL HEAT IN partly comprises the hot air apparatus of taking out that a plurality of high-temperature residual heat wind outlet of offering on inlet and the kiln body slow cooling section is connected, and an end be communicated with take out the hot air apparatus outlet, the other end is communicated with the kiln body and burns till combustion air pipeline partly.
3. ceramic kiln stove as claimed in claim 2 is characterized in that: described ceramic kiln stove also comprises and is used for automaton that the air-out of a plurality of high-temperature residual heat wind outlet is controlled and distributed.
4. ceramic kiln stove as claimed in claim 3 is characterized in that: described take out hot air apparatus comprise successively be communicated with cover on a plurality of in a plurality of high-temperature residual heat wind outlets of offering on the kiln body slow cooling section take out air bells cap, with a plurality of take out air bells cap correspondingly a plurality ofly take out hot blast manifold, converge a plurality of take out hot blast manifold take out the hot-blast main and outlet is taken out air-heater with the high temperature that the combustion air pipeline is connected.
5. ceramic kiln stove as claimed in claim 3, it is characterized in that: described combustion air pipeline comprises to be in charge of with a plurality of combustion airs of taking out combustion air house steward that hot air apparatus outlet is connected, branched out by the combustion air house steward and each combustion air is in charge of a plurality of combustion air arms that branch out, and each combustion air arm is connected with burner.
6. as claim 4 or 5 described ceramic kiln stoves, it is characterized in that: valve that described automaton is included in each house steward, is in charge of, be provided with on the arm and a plurality of temperature measuring equipments that are provided with at the different parts of kiln body.
7. as claim 4 or 5 described ceramic kiln stoves, it is characterized in that: each house steward, be in charge of, the external part of kiln that is exposed at of arm is incubated with insulation material.
8. as claim 4 or 5 described ceramic kiln stoves, it is characterized in that: each described house steward, be in charge of, the material of arm is heat-resistance stainless steel 1Cr
18Ni
9Ti or 1Cr
25Ni
20Si
2
9. ceramic kiln stove as claimed in claim 4 is characterized in that: it is that long-term serviceability temperature is at the high-temperature blower more than 500 ℃ that described high temperature is taken out air-heater.
10. ceramic kiln stove as claimed in claim 1 is characterized in that: described kiln body is made by refractory material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202466532U CN201517887U (en) | 2009-10-23 | 2009-10-23 | Ceramic kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202466532U CN201517887U (en) | 2009-10-23 | 2009-10-23 | Ceramic kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201517887U true CN201517887U (en) | 2010-06-30 |
Family
ID=42498609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202466532U Expired - Lifetime CN201517887U (en) | 2009-10-23 | 2009-10-23 | Ceramic kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201517887U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256820A (en) * | 2013-05-10 | 2013-08-21 | 丁国友 | Energy-saving kiln with cyclic utilization of waste gas |
| CN103256819A (en) * | 2013-05-10 | 2013-08-21 | 丁国友 | Energy-saving and environment-friendly kiln |
| CN103727784A (en) * | 2014-01-17 | 2014-04-16 | 武汉理工大学 | System energy saving method for domestic ceramic oxygen-enriched combustion shuttle kiln |
| CN104949532A (en) * | 2015-06-04 | 2015-09-30 | 广西北流市红日紫砂陶瓷厂 | Ceramic firing waste heat utilization device |
| CN105408716A (en) * | 2013-08-02 | 2016-03-16 | 萨克米伊莫拉机械合作社合作公司 | A radiating heating module for continuous-cycle firing kilns of ceramic products |
| CN108106443A (en) * | 2017-10-31 | 2018-06-01 | 夹江县盛世东方陶瓷有限公司 | A kind of exhaust gas recovery system |
| CN108715346A (en) * | 2018-07-06 | 2018-10-30 | 湖南德景源科技有限公司 | A kind of body production system |
| WO2024087412A1 (en) * | 2022-10-27 | 2024-05-02 | 佛山市科达机电有限公司 | Intelligent temperature control system and method for ceramic kiln |
-
2009
- 2009-10-23 CN CN2009202466532U patent/CN201517887U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256820A (en) * | 2013-05-10 | 2013-08-21 | 丁国友 | Energy-saving kiln with cyclic utilization of waste gas |
| CN103256819A (en) * | 2013-05-10 | 2013-08-21 | 丁国友 | Energy-saving and environment-friendly kiln |
| CN103256819B (en) * | 2013-05-10 | 2015-08-12 | 佛山市金佰利机电有限公司 | Energy-conserving and environment-protective kiln |
| CN103256820B (en) * | 2013-05-10 | 2015-08-12 | 佛山市金佰利机电有限公司 | There is the energy saving kiln that waste gas circulation utilizes |
| CN105408716A (en) * | 2013-08-02 | 2016-03-16 | 萨克米伊莫拉机械合作社合作公司 | A radiating heating module for continuous-cycle firing kilns of ceramic products |
| CN103727784A (en) * | 2014-01-17 | 2014-04-16 | 武汉理工大学 | System energy saving method for domestic ceramic oxygen-enriched combustion shuttle kiln |
| CN104949532A (en) * | 2015-06-04 | 2015-09-30 | 广西北流市红日紫砂陶瓷厂 | Ceramic firing waste heat utilization device |
| CN108106443A (en) * | 2017-10-31 | 2018-06-01 | 夹江县盛世东方陶瓷有限公司 | A kind of exhaust gas recovery system |
| CN108715346A (en) * | 2018-07-06 | 2018-10-30 | 湖南德景源科技有限公司 | A kind of body production system |
| WO2024087412A1 (en) * | 2022-10-27 | 2024-05-02 | 佛山市科达机电有限公司 | Intelligent temperature control system and method for ceramic kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100630 |