CN201547779U - Rotary continuous heat accumulation burner - Google Patents

Rotary continuous heat accumulation burner Download PDF

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Publication number
CN201547779U
CN201547779U CN200920316781XU CN200920316781U CN201547779U CN 201547779 U CN201547779 U CN 201547779U CN 200920316781X U CN200920316781X U CN 200920316781XU CN 200920316781 U CN200920316781 U CN 200920316781U CN 201547779 U CN201547779 U CN 201547779U
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CN
China
Prior art keywords
heat
flue gas
housing
temperature
divided
Prior art date
Application number
CN200920316781XU
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Chinese (zh)
Inventor
游述怀
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岳阳钟鼎热工电磁科技有限公司
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Priority to CN200920316781XU priority Critical patent/CN201547779U/en
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Publication of CN201547779U publication Critical patent/CN201547779U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Abstract

The utility model relates to a rotary continuous heat accumulation burner, which consists of a steel plate, heat insulation cotton and a burner case, wherein the burner case is cast into a cylinder-shaped or polyhedron-shaped structure by casting materials according to the technology, a space of the case is divided into an upper part, a middle part and a lower part, the middle part in the case is provided with a rotatable heat accumulating body, a heat accumulating ceramic ball is arranged in the heat accumulating body, the upper part of the case is divided into two parts which are respectively provided with a high-temperature flue gas passage and a high-temperature air passage, the lower part of the case is divided into two parts which are respectively provided with a low-temperature flue gas passage and an air inlet passage, and the bottom of the case of the rotatable heat accumulating body is provided with a rotating transmission device. The continuous heat accumulation burning system of the utility model maintains the advantages of a switching type burning system, simultaneously overcomes some defects, is applicable for new furnaces, is also suitable for energy-saving reformation of old furnaces, and has the advantages of small ground occupation, simple and convenient installation and full-automatic control. The utility model which does not change the continuous and stable flame heat accumulation type burning technology of the original burning system provides great support for the popularization of the heat accumulation type technology.

Description

Rotary continuous heat-accumulation combustor

Technical field

The utility model relates to burner, refers in particular to a kind of rotary continuous heat-accumulation combustor.

Background technology

HTAC is the advanced combustion technology with energy-saving and emission-reduction two-fold advantage.This technology is used widely on industrial stove, has obtained remarkable economic efficiency and social benefit.But the overall economic efficiency of some recuperative heater is compared with conventional continuous-type furnace, and power savings advantages is not obvious, illustrates that present suitching type Regenerative Combustion System also has some deficiency.Some scholar thinks that the regenerative heat exchange technology can be used for heater for rolling steel to blast furnace gas, and this for energy-conserving and environment-protective all highly significant but when fuel value reaches the production demand, adopts Regenerative Combustion Technology to lose more than gain.Reason is that the present frequent in the course of the work switching of suitching type Regenerative Combustion System causes the fluctuation of furnace temperature, furnace pressure, commutation moment burning discontinuous, the reduction of heating quality, some heating process system can't realize, also have volume effect in addition, take all factors into consideration these factors and can find that the advantage of conventional suitching type HTAC is very little.

Summary of the invention

The purpose of this utility model is improved at shortcoming that exists in the background technology and problem, provides a kind of and can effectively remedy the not enough high-temperature air burning device that also can realize the accumulation of heat continuous burning of suitching type Regenerative Combustion System.

The technical solution of the utility model is a kind of rotary continuous heat-accumulation combustor of structure, is characterized in:

By steel plate, heat-preservation cotton with water material feeding and pour into the burner shell of cylinder or gengon shape and structure by technology, shell space is divided into the upper, middle and lower;

The middle part is provided with rotatable heat storage in the housing, and the thermal storage ceramic ball is housed in the heat storage;

Housing top is divided into two parts, and high-temperature flue gas passage and high temperature air passage are set respectively;

Lower housing portion is divided into two parts, the low-temperature flue gas passage is set respectively and advances air duct;

The rotary actuator that the housing bottom of described rotatable heat storage is provided with.

Advantage of the present utility model and beneficial effect:

The continous way Regenerative Combustion System has kept the advantage of suitching type combustion system, overcome some deficiency simultaneously, summarizing has following characteristics: heat accumulating type high-temperature air burning system continuous, the retention flame need not be provided with conventional burners more in addition and earlier furnace temperature be brought up to the method for opening hold over system more than 800 ℃ again, or adopts the method for altar lamp or burner successively-ignited on duty commutation burner; Because the fuel supply is continuous, can regulate the size of flame continuously, stove or the baker of having adorned cold burden also can normally use the heat accumulating type system.Simplify system, reduced working strength of workers; Gas pipeline separates with flue gas/air supply line, can not influence ordinary production so hold over system goes wrong; Combustion gas does not need automatic switching control equipment, has solved burner obstruction, coking, cutoff in the suitching type HTAC, does not fire, problem such as detonation, detonation.By optimizing, select best switching time, can reduce the influence of volume effect; Because of having reduced loaded down with trivial details reversal valve, no longer strict to the type requirements of fuel, can be applicable to dirty heating gas, cooled coal gas, heavy oil, natural gas etc.; Keep original type of furnace constant on body of heater is built, combustion system keeps original burner or reduces the quantity of burner, does not change original combustion system.Both be suitable for new stove, also can be used for old stove reducing energy consumption; Take up an area of less, simple installation, Automatic Control.This do not change original combustion system continuously, the invention of retention flame regenerative combustion technology, for the popularization of regenerative combustion technology provides bigger support.

Description of drawings

Fig. 1 is the utility model front view

Fig. 2 is Fig. 1 left view

Fig. 3 is Fig. 1 vertical view

The specific embodiment

By Fig. 1 to 3 as can be known, the rotary continuous heat-accumulation combustor of the utility model is characterized in:

By steel plate, heat-preservation cotton with water material feeding and pour into the burner shell 13 of cylinder or gengon shape and structure by technology, spaces are divided into the upper, middle and lower in the housing 13;

The middle part is provided with rotatable heat storage 2 in the housing 13, and the thermal storage ceramic ball is housed in the heat storage 2;

Housing 13 tops are divided into two parts, and high-temperature flue gas passage 4 and high temperature air passage 5 are set respectively;

Housing 13 bottoms are divided into two parts, low-temperature flue gas passage 9 is set respectively and advances air duct 10;

Portion's rotary actuator that the housing bottom of described rotatable heat storage 2 is provided with.

Housing described in the utility model 13 tops are set to demountable structure and are convenient to the cleaning ceramic ball, and housing wall is set to concaveconvex structure and guarantees sealing around the heat storage of middle part.Heat storage 2 shells described in the utility model are refractory metal material, and the bottom becomes the sieve shape, and inside is divided into the 8-12 lattice, and the thermal storage ceramic ball is filled in the centre.High-temperature flue gas passage 4 described in the utility model and low-temperature flue gas passage 9 are arranged on burner shell 13 the same sides, high temperature air passage 5 and advance air duct 10 and be arranged on burner shell 13 opposite sides.The outlet of high temperature air passage 5 described in the utility model connects air channel 14, and air channel 14 connects one or more burner 6.Transmission device described in the utility model comprises reducing motor 11 and helical gear 12, and wherein motor 11 connects a pair of helical gear 12 that is located at housing 13 bottoms by a power transmission shaft, and is articulated the main shaft of heat storage 2 by helical gear 12.Be equipped with the thermocouple of displays temperature in high-temperature flue gas passage 4 described in the utility model, high temperature air passage 5 and the low-temperature flue gas passage 9.

Principle of the present utility model and running:

High-temperature flue gas enters the heat accumulating burner capable top through interior cast smoke pipe after discharging from the furnace exhaust mouth, and device top is divided into two partly, is respectively high-temperature flue gas passage and high temperature air passage.Heat storage 2 is done circular rotational structure, and at the middle part of this device, the heat storage shell is made with the high temperature resistant stainless steel material, the bottom becomes the sieve shape, has opened a lot of apertures, and inside is divided into the 8-12 lattice, ceramic bead is filled in the centre, and the quantity of Ceramic Balls increases by the size of burner or reduces.The device bottom is divided into two parts, is respectively the low-temperature flue gas passing away and advances air duct.Low-temperature flue gas passage utilization air-introduced machine is drawn, and air-introduced machine can adopt VFC, adjustable air quantity size, and establish the flue gas thermocouple, measure the temperature of flue gas.High pressure positive blower enters heat storage from advancing the air duct air-supply, and high pressure positive blower also adopts VFC, and the flow of air capacity is advanced in control.High-temperature flue gas passage 4 and low-temperature flue gas passing away 9 are in the same side; High temperature air passage 5 and advance air duct in the same side.High-temperature flue gas enters the heat storage 2 of low speed rotation through flue 4 from the device top, and the thermal storage ceramic ball absorbs the heat of high-temperature flue gas, and flue gas is reduced, and draws from air-introduced machine with the temperature that is lower than 200 ℃; Air is from high pressure positive blower 8, through the thermal storage ceramic ball heat is taken out of, because of of the rotation of middle part heat storage at continuous low speed, hot-air is continuous enters high temperature air passage 5, enter burner combustion through high temperature resistant airduct, air is behind the heat that absorbs Ceramic Balls, and the high temperature air temperature of sending continuously is at 800 ℃-1000 ℃, burn the purpose of the energy-conservation and low NO discharging of the air burning that reaches a high temperature while spreading at burner hearth with fuel.Because of high temperature air enters burner continuously through the air channel, can be with one or more burner simultaneously by a covering device.

Whirligig is made up of reducing motor 11 and a pair of helical gear, and VFC is passed through in speed control.

Housing: this apparatus structure is cylinder, and housing is by steel plate and heat-preservation cotton and water material feeding and form by the cast of certain technology, makes heat be difficult for scattering and disappearing, and sealing effectiveness is also better; Upper design becomes demountable structure, is convenient to the cleaning ceramic ball.Housing is designed to concaveconvex structure around the heat storage 2 of middle part, has guaranteed its sealing.

Package unit is established high-temperature flue gas, high temperature air, low-temperature flue gas thermocouple, shows its temperature respectively, sets rotary speed by temperature, and compressor flow guarantees that low exhaust gas temperature and the high air themperature of package unit in running participates in the burner hearth burning.

Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design and scope are limited; under the prerequisite that does not break away from the utility model design philosophy; engineers and technicians make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.

Claims (7)

1. rotary continuous heat-accumulation combustor is characterized in that comprising:
By steel plate, heat-preservation cotton with water material feeding and pour into the burner shell (13) of cylinder or gengon shape and structure by technology, the interior space of housing (13) is divided into the upper, middle and lower;
The middle part is provided with rotatable heat storage (2) in the housing (13), and heat storage is equipped with the thermal storage ceramic ball in (2);
Housing (13) top is divided into two parts, and high-temperature flue gas passage (4) and high temperature air passage (5) are set respectively;
Housing (13) bottom is divided into two parts, low-temperature flue gas passage (9) is set respectively and advances air duct (10);
The rotary actuator that the housing bottom of described rotatable heat storage (2) is provided with.
2. rotary continuous heat-accumulation combustor according to claim 1 is characterized in that described housing (13) top is set to demountable structure and is convenient to the cleaning ceramic ball, and housing wall is set to concaveconvex structure and guarantees sealing around the heat storage of middle part.
3. rotary continuous heat-accumulation combustor according to claim 1 is characterized in that described heat storage (2) shell is a refractory metal material, and the bottom becomes the sieve shape, and inside is divided into the 8-12 lattice, and the thermal storage ceramic ball is filled in the centre.
4. rotary continuous heat-accumulation combustor according to claim 1, it is characterized in that described high-temperature flue gas passage (4) and low-temperature flue gas passage (9) are arranged on burner shell (13) the same side, high temperature air passage (5) and advance air duct (10) and be arranged on burner shell (13) opposite side.
5. rotary continuous heat-accumulation combustor according to claim 1 is characterized in that the outlet of described high temperature air passage (5) connects air channel (14), and air channel (14) connect one or at least two burners (6).
6. rotary continuous heat-accumulation combustor according to claim 1, it is characterized in that described transmission device comprises reducing motor (11) and helical gear (12), wherein motor (11) connects a pair of helical gear (12) that is located at housing (13) bottom by a power transmission shaft, and is articulated the main shaft of heat storage (2) by helical gear (12).
7. rotary continuous heat-accumulation combustor according to claim 1 is characterized in that being equipped with in described high-temperature flue gas passage (4), high temperature air passage (5) and the low-temperature flue gas passage (9) thermocouple of displays temperature.
CN200920316781XU 2009-12-09 2009-12-09 Rotary continuous heat accumulation burner CN201547779U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200920316781XU CN201547779U (en) 2009-12-09 2009-12-09 Rotary continuous heat accumulation burner

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Application Number Priority Date Filing Date Title
CN200920316781XU CN201547779U (en) 2009-12-09 2009-12-09 Rotary continuous heat accumulation burner

Publications (1)

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CN201547779U true CN201547779U (en) 2010-08-11

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102287818A (en) * 2011-06-24 2011-12-21 北京京诚凤凰工业炉工程技术有限公司 Passage structure for burning equipment and heat-storing type burning equipment
CN102384477A (en) * 2011-09-27 2012-03-21 岳阳钟鼎热工电磁科技有限公司 Bearing cooling system for continuous rotating heat accumulating type burner
CN102829484A (en) * 2012-09-24 2012-12-19 中南大学 Switchover heat accumulating type efficient heat exchanger
CN102901117A (en) * 2012-10-11 2013-01-30 中国科学院广州能源研究所 Novel shaftless inclined rotary heat storage device
CN103090391A (en) * 2013-02-04 2013-05-08 绍兴恒大热能科技有限公司 Self-regenerative type burner
CN109442409A (en) * 2013-09-24 2019-03-08 湖南巴陵炉窑节能股份有限公司 A kind of heat accumulating burner and its control method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102287818A (en) * 2011-06-24 2011-12-21 北京京诚凤凰工业炉工程技术有限公司 Passage structure for burning equipment and heat-storing type burning equipment
CN102287818B (en) * 2011-06-24 2014-01-15 北京京诚凤凰工业炉工程技术有限公司 Passage structure for burning equipment and heat-storing type burning equipment
CN102384477A (en) * 2011-09-27 2012-03-21 岳阳钟鼎热工电磁科技有限公司 Bearing cooling system for continuous rotating heat accumulating type burner
CN102829484A (en) * 2012-09-24 2012-12-19 中南大学 Switchover heat accumulating type efficient heat exchanger
CN102829484B (en) * 2012-09-24 2015-08-12 中南大学 A kind of suitching type heat-accumulated type high-efficiency heat exchanger
CN102901117A (en) * 2012-10-11 2013-01-30 中国科学院广州能源研究所 Novel shaftless inclined rotary heat storage device
CN103090391A (en) * 2013-02-04 2013-05-08 绍兴恒大热能科技有限公司 Self-regenerative type burner
CN109442409A (en) * 2013-09-24 2019-03-08 湖南巴陵炉窑节能股份有限公司 A kind of heat accumulating burner and its control method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100811

Termination date: 20171209