CN201964765U - Energy-saving building porcelain kiln with waste heat reclaiming system - Google Patents

Energy-saving building porcelain kiln with waste heat reclaiming system Download PDF

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Publication number
CN201964765U
CN201964765U CN2010206665078U CN201020666507U CN201964765U CN 201964765 U CN201964765 U CN 201964765U CN 2010206665078 U CN2010206665078 U CN 2010206665078U CN 201020666507 U CN201020666507 U CN 201020666507U CN 201964765 U CN201964765 U CN 201964765U
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CN
China
Prior art keywords
air
kiln
comb
energy saving
saving building
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CN2010206665078U
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Chinese (zh)
Inventor
丁国友
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佛山市中瓷万丰陶瓷设备有限公司
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Priority to CN2010206665078U priority Critical patent/CN201964765U/en
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Publication of CN201964765U publication Critical patent/CN201964765U/en

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Abstract

The utility model discloses an energy-saving building porcelain kiln with a waste heat reclaiming system. The kiln is provided with a sintering section, a quenching section and a tail cooling section respectively; the quenching section is provided with a heat exchange tank; and a heat exchanger is arranged in the heat exchange tank. The kiln is characterized by also comprising a combustion fan and a thermal pumping fan, wherein the air outlet of the combustion fan is divided into two paths, wherein one path is communicated with the inlet of the heat exchange tank, and the other path is communicated with the outlet of the heat exchange tank and connected to the sintering section through a hot air pipe; the tail cooling section is connected with the thermal pumping fan; and the thermal pumping fan is communicated with the air inlet of the combustion fan by using a waste heat air pipe. According to the building porcelain kiln, the combustion fan and the thermal pumping fan are provided, the waste heat air (emptying waste gas) at the tail of the kiln is reclaimed by using the thermal pumping fan on the tail cooling section, and the combustion fan is used for supporting combustion of a product on the sintering section after the heat exchanger on the quenching section is heated (heated to the temperature of between 100 and 150 DEG C), so the energy can be obviously saved; and the building porcelain kiln has reasonable structure and is environmentally-friendly.

Description

A kind of energy saving building porcelain kiln stove with residual neat recovering system
Technical field
The utility model relates to architectural ceramics kiln technical field, especially a kind of energy saving building porcelain kiln stove with residual neat recovering system, the architectural ceramics saving energy in kiln about 30% of comparable traditional structure.
Background technology
Existing ceramic production line generally adopts the architectural ceramics kiln to fire product, yet, traditional architectural ceramics kiln is when firing product, the heat that really is used to fire product has only about 2/3rds, all the other heats dispel the heat by kiln and kiln hood is discharged fume, and section and each cooling section of kiln tail are directly discharged outdoor, its thermal efficiency is very low, causes a large amount of energy wastes; Especially be on the section of burning till of kiln,, make not obtain sufficient amount of heat on the section of burning till and replenish that cause burning insufficient, energy loss is very big, even has influence on the quality of product because too much heat loose; Have, on the existing kiln section of burning till, its imitation frosted glass gas does not have indirect for cold section at the kiln tail again, for this reason, be to the fuel additional heat may, this has increased the energy consumption of fuel heating to a certain extent; And, traditional kiln, in helping right air, there do not have the oxygen-enriched air of increasing to carry out to be combustion-supporting, causes fuel combustion insufficient, and power consumption is high; More have plenty of, because air-fuel ratio is non-adjustable, also limited the adequacy of its burning to a certain extent in the section of burning till; In a word, existing architectural ceramics kiln when firing product, can waste with loss than high-energy source, this is in the industry, the technical barrier that be badly in need of to solve.
The utility model content
The purpose of this utility model is to overcome the deficiency of existing waste of above-mentioned prior art and energy loss, and provides a kind of rational in infrastructure, the architectural ceramics kiln of environmental protection, energy-conservation band residual neat recovering system.
The purpose of this utility model is to realize like this.
A kind of energy saving building porcelain kiln stove with residual neat recovering system, be respectively arranged with cold section of the section of burning till, quench zone and tail on the kiln, quench zone is provided with heat exchange box, heat exchanger is installed in the heat exchange box, it is characterized in that, also include combustion fan and take out air-heater, the air outlet of combustion fan divides two-way, one the tunnel is communicated with the heat exchange box inlet, another road is communicated with the heat exchange box outlet and plugs into to the section of burning till by warm-air pipe, be connected with on cold section of the tail and take out air-heater, take out air-heater and utilize the waste heat airduct to be communicated with the air intake vent of combustion fan; This kind of architectural ceramics kiln, by setting up combustion fan and taking out air-heater, utilize the air-heater of taking out on cold section of the tail, kiln afterbody waste heat air (emptying waste gas) is reclaimed, and heat (being heated to 100 to 150 degree) at the heat exchanger of quench zone after, the product that is used on the section of burning till is combustion-supporting, obviously energy savings; It is rational in infrastructure, environmental protection.
The purpose of this utility model can also adopt following technical measures to solve.
As better embodiment, also include fuel (oil on the kiln, gas) indirect heating apparatus, it comprises oil sump tank, fuel conduit and high temperature gear pump mechanism, fuel conduit is flowed through by fuel and is divided into the return pipe section in proper order, tortuous pipeline section and comb section, the comb section is connected with the section of burning till respectively with the return pipe section, oil sump tank is installed between oil return pipeline section and the tortuous pipeline section, between tortuous pipeline section is arranged under cold section roller, cold section waste heat indirect between utilization, and high temperature gear pump mechanism is installed on the comb section, conduction oil outer tube and motor thereof are set in the high temperature gear pump mechanism, the conduction oil outer tube sleeve is located at a certain outer wall of comb section, and leave gap between conduction oil outer tube and the comb outer wall, constantly circulate under the motor effect so that flow through the conduction oil in gap, with heating calancria section fuel for the conduction oil circulation; Realize the fuel heating; Energy efficient.
As better scheme, described high temperature gear pump mechanism is provided with two motors, a conduct motor commonly used, and another is a spare motor.
As better scheme, also have additional the air-fuel ratio valve between the described comb section and the section of burning till, by regulating the air-fuel ratio valve, can adjust air-fuel ratio, reduce air excess.
It also includes the oxygen enrichment generator, and the oxygen enrichment generator is communicated with the air outlet of combustion fan, and oxygen-enriched air can be sent into the section of burning till by combustion fan, in combustion air, undertaken combustion-supportingly by the oxygen-enriched air that adds an amount of ratio, fuel is burnt cmpletely, further energy savings.
Also be provided with the drier interfacing conveyor on the described waste heat airduct of taking out air-heater,, make dry products and use so that unnecessary part heat can be sent to drier.
Cold section of described tail is divided into indirect cooling section, directly cooling section and rapid chilling section in proper order by front and back, can be provided with corresponding blower fan on each cooling section, so that reclaim the unnecessary heat of each cooling section.
The beneficial effects of the utility model are as follows.
(1) the energy saving building porcelain kiln stove of the utility model band residual neat recovering system, utilize the air-heater of taking out on cold section of the tail, kiln afterbody waste heat air (emptying waste gas) is reclaimed, and heat (being heated to 300 to 450 degree) at the heat exchanger of quench zone after, be used to the product combustion air on the section of burning till, obviously energy savings; It is rational in infrastructure, energy-conserving and environment-protective.
(2) this kind of energy saving building porcelain kiln stove, also by setting up the fuel gas indirect heating apparatus, cold section waste heat indirect between utilization, and high temperature gear pump mechanism can realize the effect of fuel heating energy efficient by heat-conducting oil heating comb section fuel.
(3) have again, also have additional the air-fuel ratio valve on the kiln,, can adjust air-fuel ratio, reduce air excess by regulating the air-fuel ratio valve; And it is also by setting up the oxygen enrichment generator, and the oxygen-enriched air that adds an amount of ratio in combustion air carries out combustion-supporting, fuel can fully be burnt, further energy savings; At last, on the described waste heat airduct of taking out air-heater, also be provided with the drier interfacing conveyor,, make dry products and use so that unnecessary part heat can be sent to drier.
(4) the combinations thereof improvement of getting up can make the architectural ceramics kiln of this patent, compared with the saving energy in kiln of traditional structure about 30%.
Description of drawings
Fig. 1 is the energy saving building porcelain kiln stove of the utility model band residual neat recovering system.
Fig. 2 is the enlarged drawing of the fuel gas indirect heating apparatus of the utility model kiln.
The specific embodiment
Extremely shown in Figure 2 as Fig. 1, a kind of energy saving building porcelain kiln stove with residual neat recovering system, be respectively arranged with the section of burning till 1 on the kiln, cold section 3 on quench zone 2 and tail, quench zone 2 is provided with heat exchange box 4, heat exchanger 5 is installed in the heat exchange box 4, it is characterized in that, also include combustion fan 6 and take out air-heater 7, the exhaust outlet of combustion fan 6 divides two-way, one the tunnel is communicated with heat exchange box 4 inlets, another road is communicated with heat exchange box 4 outlets, and plug into to the section of burning till 1 by warm-air pipe 8, be connected with on cold section 3 on the tail and take out air-heater 7, take out air-heater 7 and utilize waste heat airduct 9 to be communicated with the air intake vent of combustion fan 6.
Above-mentioned architectural ceramics kiln, can also include fuel gas indirect heating apparatus 10, it comprises oil sump tank 1001, fuel conduit 1002 and high temperature gear pump mechanism 1003, fuel conduit 1002 is flowed through by fuel and is divided into return pipe section 1002-1 in proper order, tortuous pipeline section 1002-2 and comb section 1002-3, comb section 100-3 is connected with the section of burning till 1 respectively with return pipe section 1002-1, oil sump tank 1001 is installed between return pipe section 1002-1 and the tortuous pipeline section 1002-2, tortuous pipeline section 1002-2 is provided with on cold section 3 on the tail, utilize the waste heat indirect on cold section 3 on the tail, and, on the comb section 1002-3 high temperature gear pump mechanism 1003 is installed, conduction oil outer tube and motor A thereof are set in the high temperature gear pump mechanism 1003, B, the conduction oil outer tube sleeve is located at a certain outer wall of comb section 1002-3, and leave the gap for conduction oil circulation between conduction oil outer tube and the comb section 1002-3 outer wall, so that the conduction oil that flows through the gap is at motor A, the B effect constantly circulates down.And described high temperature gear pump mechanism 1003 is provided with two motors A, a conduct motor A commonly used, and another is spare motor B.
Also have additional air-fuel ratio valve 11 between above-mentioned comb section 1002-3 and the section of burning till 1,, can adjust air-fuel ratio, reduce air excess by regulating air-fuel ratio valve 11.
In addition, can also include oxygen enrichment generator 12 on the kiln, oxygen enrichment generator 12 is communicated with the air intake vent of combustion fans 6, in combustion air, is undertaken combustion-supportingly by the oxygen-enriched air that adds an amount of ratio, fuel is burnt cmpletely, further energy savings.
Also be provided with drier interfacing conveyor 91 on the described waste heat airduct 9 of taking out air-heater 7,, make dry products and use so that unnecessary part heat can be sent to drier.
Cold section 3 on described tail is divided into indirect cooling section 31, directly cooling section 32 and rapid chilling section 33 in proper order by front and back, can be provided with the corresponding air-heater 7 of taking out on each cooling section 31,32,33, so that reclaim the unnecessary heat of each cooling section.
Operation principle: by indirect cooling section 31, direct cold section 3 on the tail that constitutes of cooling section 32 and rapid chilling section 33, by taking out the air-heater heat recovery that a part is unnecessary to combustion fan 6, again by after heat exchanger 5 heat absorptions, delivering to the section of burning till 1, to be used for product combustion-supporting, the unnecessary heat of another part then is sent to drier, makes dry products and uses; Oxygen enrichment generator 12 is then by combustion fan 6, in the combustion air of the section of burning till, undertaken combustion-supportingly by the oxygen-enriched air that adds an amount of ratio, fuel burnt cmpletely, further energy savings; In addition, fuel gas indirect heating apparatus 10 utilize the waste heat indirect of cold section 3 on tail, and high temperature gear pump mechanism 1003 can be realized the effect of fuel heating energy efficient by heat-conducting oil heating comb section 1002-3 fuel; The improvement that combinations thereof is got up can make the architectural ceramics kiln of this patent, compared with the saving energy in kiln of traditional structure about 30%.

Claims (7)

1. energy saving building porcelain kiln stove with residual neat recovering system, be respectively arranged with the section of burning till (1) on the kiln, cold section of quench zone (2) and tail (3), quench zone (2) is provided with heat exchange box (4), heat exchanger (5) is installed in the heat exchange box (4), it is characterized in that, also include combustion fan (6) and take out air-heater (7), the air outlet of combustion fan (6) divides two-way, one the tunnel is communicated with heat exchange box (4) inlet, another road is communicated with heat exchange box (4) outlet, and plug into to the section of burning till (1) by warm-air pipe (8), be connected with on the tail cold section (3) and take out air-heater (7), take out air-heater (7) and utilize waste heat airduct (9) to be communicated with the air intake vent of combustion fan (6).
2. according to the energy saving building porcelain kiln stove of the described band residual neat recovering system of claim 1, it is characterized in that, also include fuel gas indirect heating apparatus (10), it comprises oil sump tank (1001), fuel conduit (1002) and high temperature gear pump mechanism (1003), fuel conduit (1002) is flowed through by fuel and is divided into return pipe section (1002-1) in proper order, tortuous pipeline section (1002-2) and comb section (1002-3), comb section (100-3) is connected with the section of burning till (1) respectively with return pipe section (1002-1), oil sump tank (1001) is installed between return pipe section (1002-1) and the tortuous pipeline section (1002-2), tortuous pipeline section (1002-2) is provided with on the tail cold section (3), waste heat indirect between utilization under cold section (3) roller, and, high temperature gear pump mechanism (1003) is installed on the comb section (1002-3), conduction oil outer tube and motor (A thereof are set in the high temperature gear pump mechanism (1003), B), the conduction oil outer tube sleeve is located at a certain outer wall of comb section (1002-3), and leave the gap for conduction oil circulation between conduction oil outer tube and comb section (1002-3) outer wall, so that the conduction oil that flows through the gap is at motor (A, B) effect constantly circulates down.
3. according to the energy saving building porcelain kiln stove of the described band residual neat recovering system of claim 2, it is characterized in that described high temperature gear pump mechanism (1003) is provided with two motors (A), a conduct motor (A) commonly used, another is spare motor (B).
4. according to the energy saving building porcelain kiln stove of the described band residual neat recovering system of claim 2, it is characterized in that, also have additional air-fuel ratio valve (11) between described comb section (1002-3) and the section of burning till (1).
5. according to the energy saving roller kiln of claim 2 or 3 described band residual neat recovering systems, it is characterized in that, also include oxygen enrichment generator (12), oxygen enrichment generator (12) is communicated with the air intake vent of combustion fan (6).
6. according to the energy saving building porcelain kiln stove of claim 2 or 3 described band residual neat recovering systems, it is characterized in that, also be provided with drier interfacing conveyor (91) on the described waste heat airduct (9) of taking out air-heater (7).
7. according to the energy saving building porcelain kiln stove of claim 2 or 3 described band residual neat recovering systems, it is characterized in that described tail cold section (3) is divided into indirect cooling section (31), direct cooling section (32) and rapid chilling section (33) in proper order by front and back.
CN2010206665078U 2010-12-18 2010-12-18 Energy-saving building porcelain kiln with waste heat reclaiming system CN201964765U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102022912A (en) * 2010-12-18 2011-04-20 佛山市中瓷万丰陶瓷设备有限公司 Energy-saving building porcelain kiln having waste-heat recovery system
CN102721276A (en) * 2012-06-27 2012-10-10 广东工业大学 Energy-saving transformation system for ceramic kiln
CN103148700A (en) * 2013-03-12 2013-06-12 泉州市燃气有限公司 Energy-saving roller kiln and use method thereof
CN104949505A (en) * 2015-05-25 2015-09-30 绥阳县华夏陶瓷有限责任公司 Oxygen-enriched combustion roller kiln system
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

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102022912A (en) * 2010-12-18 2011-04-20 佛山市中瓷万丰陶瓷设备有限公司 Energy-saving building porcelain kiln having waste-heat recovery system
CN102022912B (en) * 2010-12-18 2013-02-20 佛山市中瓷万丰陶瓷设备有限公司 Energy-saving building porcelain kiln having waste-heat recovery system
CN102721276A (en) * 2012-06-27 2012-10-10 广东工业大学 Energy-saving transformation system for ceramic kiln
CN102721276B (en) * 2012-06-27 2014-06-18 广东工业大学 Energy-saving transformation system for ceramic kiln
CN103148700A (en) * 2013-03-12 2013-06-12 泉州市燃气有限公司 Energy-saving roller kiln and use method thereof
CN104949505A (en) * 2015-05-25 2015-09-30 绥阳县华夏陶瓷有限责任公司 Oxygen-enriched combustion roller kiln system
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

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110907

Termination date: 20131218

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