CN205535856U - Incinerator - Google Patents

Incinerator Download PDF

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Publication number
CN205535856U
CN205535856U CN201620278564.6U CN201620278564U CN205535856U CN 205535856 U CN205535856 U CN 205535856U CN 201620278564 U CN201620278564 U CN 201620278564U CN 205535856 U CN205535856 U CN 205535856U
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China
Prior art keywords
incinerator
heating chamber
sulphur
accumulation
air port
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CN201620278564.6U
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Chinese (zh)
Inventor
李金山
王存贵
胡定华
缪汝学
刘燕峰
黄优华
周琳
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Pingxiang Xin'an Environmental Protection Engineering Co ltd
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Individual
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Abstract

The utility model relates to a chemical industry field especially relates to one kind and burns the incinerator that ammonium thiocyanate, ammonium sulfate and ferrous sulfate etc. Contain the thick sulphur of salt when preparing sulphuric acid. For the improvement mixes the conbustion ratio including the sulphur material, improve the conversion rate and the economic benefits of element sulphur, the utility model provides an incinerator, this incinerator include the furnace body, and the upper portion of furnace body is the combustion chamber, and the lower part is the heating chamber, be provided with the feed inlet on the lateral wall of combustion chamber and overhaul the clearance mouth, be provided with the air curtain machine in the feedstock channel of feed inlet, the top of heating chamber is provided with the heat accumulation roof that has the hole of exhausting, is provided with the gas burner on the lateral wall of heating chamber. This incinerator utilizes the gas sustained combustion to last the heating to the heat accumulation roof of heating chamber, keeps furnace bottom temperature, improves to mix including the conbustion ratio of sulphur material element sulphur and the rate of decomposition of sulphate, utilizes the exothermic increase combustion chamber bottom temperature of the burning production of sulphur, reduces the gas use amount of heating chamber, and reduce cost improves economic benefits.

Description

A kind of incinerator
Technical field
This utility model relates to chemical field, particularly relates to burn with sulfate and sulfur when one prepares sulphuric acid The incinerator of the thick sulfur that acid is ferrous.
Background technology
At present, when preparing sulphuric acid, it is common that use fluidized bed furnace to containing sulfate or ferrous sulfate, sulfur The sulphur-containing substance that mixes burn, to generate SO2(sulfur dioxide) gas.Mix sulphur-containing substance in boiling When stove carries out Boiling Combustion, relatively big owing to mixing the density of sulphur-containing substance, have part in combustion Also have not enough time to fully burn and just stored by the sand etc. being laid on air compartment top in fluidized bed furnace because action of gravity falls On the material bed that hot material and a small amount of comburant are formed, and high temperature material bed is utilized to mix sulphur-containing substance to fall Carry out second-time burning, thus be allowed to burning fully, and then improve conversion ratio and the economic benefit of element sulphur.But Be, existing fluidized bed furnace to mix sulphur-containing substance burn time, be all to be blown into cold in burner hearth by air compartment Wind is so that mixing sulphur-containing substance Boiling Combustion in burner hearth, and after the comburant burning to the greatest extent on material bed, expects bed By absorb sulphur-containing substance Boiling Combustion produce heat maintain high temperature, therefore, when mix sulphur-containing substance because of When the cold wind being filled with seethes with excitement above burner hearth, mix sulphur-containing substance burning position distance material bed in burner hearth relatively Far, it is unfavorable for expecting that bed absorbs heat, causes expecting that bed tempertaure reduces because absorbing enough heats, and In burner hearth, it is filled with cold wind by air compartment and further reduces the temperature of material bed.As can be seen here, fluidized bed furnace is worked as After comburant burning to the greatest extent on middle material bed, material bed tempertaure declines, and then causes falling mixing sulfur-bearing on material bed The combustion rate of material declines, and is allowed to fully to burn, and even can form sulfur because of the sulfur fallen on material bed Sulphur frit or be combined into husky block with the sand on material bed and the air inlet of burner hearth bottom is blocked cause fluidized bed furnace to stop Fire, it is impossible to run continuously.
Utility model content
For improving the combustion rate mixing sulphur-containing substance, improve conversion ratio and economic benefit, this practicality of element sulphur Novel proposition one incinerator, this incinerator includes body of heater, and the top of described body of heater is combustor, bottom For heating chamber;It is provided with charging aperture on the sidewall of described combustor and overhauls clean-up port, and described charging aperture Air curtain it is provided with in feeding-passage;The top of described heating chamber is provided with the accumulation of heat top board with steam vent, And it is provided with gas nozzle on the sidewall of described heating chamber.Gas nozzle is utilized to spray into combustion gas in heating chamber, Combustion gas sustained combustion carries out continuous heating to the accumulation of heat top board of heating chamber, can keep burner hearth bottom temp, it is simple to The sulphur-containing substance that mixes fallen in burner hearth on accumulation of heat top board carries out second-time burning, thus solves to mix sulphur-containing substance Because burner hearth bottom temperature be difficult to raise and cannot clean-burning problem, improve mix the combustion of sulfur in sulphur-containing substance Burning rate and the resolution ratio of sulfate, and then improve the conversion ratio of the element sulphur mixed in sulphur-containing substance;Profit simultaneously The heat produced with combustion of sulfur is heated the accumulation of heat top board absorption of room and promotes or maintain temperature, can reduce heating The usage amount of required combustion gas, reduces cost, increases economic efficiency.It addition, arrange band at heating chamber top There is the accumulation of heat top board of steam vent, thus the high-temp waste gas that fuel gas buring produces is drained into burning by steam vent Indoor, reduce the usage amount of combustion gas further, reduce cost, increase economic efficiency.
Preferably, described steam vent is provided with on switch cover, and the sidewall of described heating chamber and is provided with aerofluxus Mouthful.So, when the temperature in burner hearth is sufficiently high, the high temperature that fuel gas buring produces can be made to give up by closing switch lid Gas is discharged to outside body of heater from air vent, it is to avoid temperature in burner hearth continues to raise, and in keeping heating chamber Air circulates, it is to avoid combustion gas cannot be burnt because of anoxia.
Preferably, being provided with agitation air port on the sidewall of described combustor, described agitation air port includes main stirring Wind symptom mouth and secondary agitation air port, and described main agitation air port is less than the height of described charging aperture in the vertical direction Degree, described secondary agitation air port is higher than the height of described charging aperture in the vertical direction.So, staff Agitation air-flow and oxygen can be filled into step by step in burner hearth as desired by agitation air port, and by agitation air-flow Drive mixes sulphur-containing substance and rises, thus extends and mix sulphur-containing substance burning time in burner hearth, and passes through The oxygen filled into improves the oxygen concentration in burner hearth, thus improves and mix sulphur-containing substance combustion rate in burner hearth. Further, described main agitation air port is thrown with the level of described charging aperture line on described Inner Wall of Combustion Chamber Shadow is camber line, and the arc range of this camber line is (0, π), to avoid stirring air-flow and air curtain discharge In the same direction or front Xiang Chong, impact mixes sulphur-containing substance and rises with air-flow air-flow.It is further preferred that described combustion Burn and be provided with oxygen supplement mouth on the sidewall of room, and described oxygen supplement mouth is positioned at the lower section in described main agitation air port close Described main agitation air port, to fill into oxygen in burner hearth, improves the oxygen content in burner hearth, and then improves mixed The combustion rate of miscellaneous sulphur-containing substance.
Preferably, the sidewall of described combustor being provided with observation panel, this observation panel is phase with described charging aperture To arranging and near described heating chamber.So, staff can be observed by observation panel and mix sulphur-containing substance and exist Combustion case in burner hearth, and result carries out corresponding operating according to the observation, thus improve and mix sulphur-containing substance Combustion rate.
Preferably, described accumulation of heat top board is provided with leakage cinder hole, and this leakage cinder hole is near described accumulation of heat top board Edge;It is provided with slag-drip opening on the sidewall of described heating chamber, and this slag-drip opening is near the bottom of described heating chamber. Further, the sidewall of described combustor being provided with ash blowing mouth, this ash blowing mouth is relative with described leakage cinder hole to be set Put and near described accumulation of heat top board.So, when burner hearth is cleared up, only one drum need to be set in ash blowing mouth Blower fan is air blast in burner hearth, the slag ash piled up can be blowed to Lou cinder hole, and menometrorrhagia cinder hole falls on accumulation of heat top board At slag-drip opening, simple to operation.
Preferably, in described heating chamber, it is provided with support column, and this support column is positioned at described accumulation of heat top board and institute State between the bottom of heating chamber and accumulation of heat top board described in vertical support, to avoid accumulation of heat top board to drop.Further Ground, described accumulation of heat top board includes supporting layer and recuperation layer, and described recuperation layer is positioned at the top of described supporting layer. Can further improve the heat insulation effect of heating chamber, reduce heat losses, thus reduce heating cost.
The incinerator that the utility model proposes by the heating chamber being arranged on burner hearth bottom combustion gas to stove Carry out continuous heating bottom thorax, thus keep the temperature of burner hearth bottom, and then make mixing at burner hearth bottom Sulphur-containing substance is heated second-time burning, improves the combustion rate mixing sulphur-containing substance, and then improves element sulphur Conversion ratio, and by the steam vent on accumulation of heat top board, the high-temp waste gas that fuel gas buring produces is discharged in burner hearth, Temperature in liter blast furnace hearth, and reduce the usage amount of combustion gas, and then reduce heating cost, increase economic efficiency. Burner hearth sidewall arranges main agitation air port and secondary agitation air port in burner hearth, blasts agitation air-flow, and by stirring Moving air flow drives and mixes sulphur-containing substance rising, thus extends the burning time mixing sulphur-containing substance, improves burning Rate.Below agitation air port, oxygen supplement mouth is set to fill into oxygen in burner hearth, improves the oxygen content in burner hearth, And then improve the combustion rate mixing sulphur-containing substance.
Accompanying drawing explanation
Fig. 1 is the front sectional view of this utility model incinerator.
Detailed description of the invention
As it is shown in figure 1, this utility model incinerator includes body of heater also known as Li Shi stove, the top of body of heater is for burning Mixing the burner hearth 1 i.e. combustor of sulphur-containing substance, bottom is heating chamber 2.It is provided with on the sidewall of heating chamber 2 Spraying into the gas nozzle 21 of combustion gas in heating chamber 2, combustion gas is burnt in heating chamber 2 can be to burner hearth 1 Bottom is heated, and to improve or to maintain the temperature bottom burner hearth 1, and then avoids mixing the combustion of sulphur-containing substance Burning rate reduces because the temperature bottom burner hearth 1 reduces.
The sidewall of burner hearth 1 is provided with charging aperture 11, and in the feeding-passage connected with this charging aperture 11 It is provided with and the sulphur-containing substance that mixes entering in burner hearth 1 from charging aperture 11 is dispelled the air curtain in burner hearth 1 12, in order to improve and mix the sulphur-containing substance combustion rate on burner hearth 1 top, what minimizing fell mixes sulfur-bearing thing The amount of matter;The sidewall of burner hearth 1 is provided with maintenance clean-up port 18, and this maintenance clean-up port 18 and charging aperture 11 in being arranged oppositely, in order to staff enters through this maintenance clean-up port 18 the most as required To burner hearth 1 is internal, burner hearth is carried out maintenance cleaning, especially remove the interior combustion residue piled up of burner hearth 1.Excellent Selection of land, is provided with main agitation air port 13, and main agitation air port 13 in the vertical direction on the sidewall of burner hearth 1 Height less than charging aperture 11, so, in burning process, blast in burner hearth 1 from main agitation air port 13 Agitation air-flow, this agitation air-flow can drive and mix sulphur-containing substance rising, thus extend and mix sulphur-containing substance at stove Boiling time in thorax 1 i.e. burning time, both improve the combustion rate mixing sulphur-containing substance, and decreased again Under the amount mixing sulphur-containing substance.Main agitation air port 13 and the charging aperture 11 line on burner hearth 1 inwall Floor projection is camber line, and the arc range of this camber line is (0, π), so, can avoid because of main agitation wind Mouth 13 is positioned at the underface of charging aperture 11 and causes being entered by main agitation air port 13 the agitation air-flow of burner hearth 1 In the same direction, or because main agitation air port 13 and charging aperture 11 are in vis-a-vis for the air-flow discharged with air curtain 12 The air-flow arranged and cause the agitation air-flow being entered in burner hearth 1 by main agitation air port 13 to be discharged with air curtain 12 Front Xiang Chong, makes the sulphur-containing substance that mixes fallen by action of gravity rise with agitation air-flow, thus extends and mix Sulphur-containing substance boiling time in burner hearth 1, and then improve the combustion rate mixing sulphur-containing substance.Preferably, The sidewall of burner hearth 1 is provided with oxygen supplement mouth 14, and this oxygen supplement mouth 14 is positioned at below main agitation air port 13 and Near this main agitation air port 13.So, in burning process, can be supplemented in burner hearth 1 by oxygen supplement mouth 14 Air or oxygen, to improve the oxygen content in burner hearth 1, improves the combustion rate mixing sulphur-containing substance further. Preferably, being provided with secondary agitation air port on the sidewall of burner hearth 1, this secondary agitation air port is at vertical direction On height be i.e. positioned at the upside of charging aperture 11 higher than charging aperture 11, for filling into air in burner hearth 1, Extend further and mix sulphur-containing substance boiling time in burner hearth 1, and fill into oxygen in burner hearth 1, with The sulphur-containing substance that mixes exempted from burner hearth 1 burns insufficient because of anoxia.Preferably, secondary agitation air port includes Two grades stir air ports 15 and three grades of agitation air ports 16, and three grades of agitation air ports 16 are positioned at two grades of agitation air ports 15 Top, thus utilize agitation air port to fill into agitation air-flow and oxygen step by step in burner hearth 1, and then improve mixed The combustion rate of miscellaneous sulphur-containing substance.Preferably, the sidewall of burner hearth 1 is provided with observation panel 17, and this observation Mouth 17 and charging aperture 11 are in being oppositely arranged and near heating chamber 2.So, in burning process, staff Can directly be observed mixing sulphur-containing substance combustion case in burner hearth 1 by observation panel 17, it is possible to Result carries out corresponding operating according to the observation, to improve the combustion rate mixing sulphur-containing substance.
The top of heating chamber 2 is provided with accumulation of heat top board 22, owing to the combustion gas sustained combustion in heating chamber 2 adds Heat, the temperature of accumulation of heat top board 22 can maintain a higher temperature, mixes sulphur-containing substance made by gravity when having After falling on accumulation of heat top board 22, because of being heated, second-time burning can occur.So, accumulation of heat top board 22 is fallen On mix sulphur-containing substance because fully being burnt through second-time burning, improve the combustion mixing sulphur-containing substance Burning rate, and then improve the conversion ratio of element sulphur.Accumulation of heat top board 22 is provided with one or more leakage cinder hole 23, this leakage cinder hole 23 is near the edge of accumulation of heat top board, and is provided with on the sidewall of heating chamber 2 and leaks cinder hole The slag-drip opening 24 that 23 positions are corresponding.So, too high because of the temperature of burner hearth 1 when the combustion residue in burner hearth 1 And when melting as pulp water, this pulp water leaves and drops into, by leakage cinder hole 23, the slag chute connected with slag-drip opening 24 In, then it is discharged to outside body of heater through slag-drip opening 24, it is simple to furnace interior is cleared up.The top of heating chamber 2 Being provided with a steam vent 27 on portion i.e. accumulation of heat top board 22, this steam vent 27 sets in relative with gas nozzle 21 Putting, so, during fuel gas buring, the high-temp waste gas that burning produces can be entered into by this steam vent 27 In burner hearth 1, thus rise the temperature in blast furnace hearth 1, improve the utilization rate of the heat that fuel gas buring produces, fall The low consumption of combustion gas, and then reduce and burn the cost mixing sulphur-containing substance.Preferably, at steam vent It is provided with on 27 for opening or the switch cover (not shown) of closed grate hole 27, and in heating chamber 2 Sidewall on an air vent 28 is set, and this air vent 28 with gas nozzle 21 in being oppositely arranged and close Accumulation of heat top board 22.So, when in burner hearth 1, temperature is sufficiently high or the high-temp waste gas shadow that is drained in burner hearth 1 Ring SO in body of heater2During the concentration of gas, close the steam vent 27 on accumulation of heat top board 22 and open heating 2 sides Air vent 28 on wall, the high-temp waste gas making fuel gas buring produce is discharged to, outside body of heater, both may be used from air vent 28 To avoid the temperature in burner hearth 1 to continue to raise, the air in heating chamber 2 can be kept again circulate, it is to avoid fire Gas jets 21 is sprayed onto the combustion gas in heating chamber 2 and cannot burn because of anoxia.Preferably, at the sidewall of burner hearth 1 On be provided with ash blowing mouth 25, and this ash blowing mouth 25 near accumulation of heat top board 22 and with mud hole 23 in just to setting. So, when needing the slag ash piled up on the waste residue in burner hearth 1 especially accumulation of heat top board 22 is cleared up, One aerator air blast in burner hearth 1 can be set at ash blowing mouth 25, thus will fall on accumulation of heat top board 22 Slag ash blow to Lou cinder hole 23, then be discharged to outside body of heater through slag-drip opening 24.Preferably, in heating chamber 2 It is provided perpendicular to the support column 26 of the heat-insulation layer of the bottom of heating chamber 2, and this support column 26 is used for supporting storage Hot top plate 22, so as not to accumulation of heat top board 22 by action of gravity or load-bearing bigger time drop.Preferably, accumulation of heat top Plate 22 includes supporting layer and recuperation layer, and supporting layer is positioned at the lower section of recuperation layer, and supporting layer can use insulation Brick one-tenth, recuperation layer can use sand or fire clay to lay and form, improve the accumulation of heat of accumulation of heat top board 22 further Heat insulation effect.

Claims (10)

1. an incinerator, it is characterised in that this incinerator includes body of heater, and the top of described body of heater is combustor, Bottom is heating chamber;Charging aperture and maintenance clean-up port, and described charging it is provided with on the sidewall of described combustor It is provided with air curtain in the feeding-passage of mouth;The top of described heating chamber is provided with the accumulation of heat top with steam vent It is provided with gas nozzle on plate, and the sidewall of described heating chamber.
Incinerator the most according to claim 1, it is characterised in that be provided with switch cover on described steam vent, And it is provided with air vent on the sidewall of described heating chamber.
Incinerator the most according to claim 2, it is characterised in that be provided with on the sidewall of described combustor Agitation air port, described agitation air port includes main agitation air port and secondary agitation air port, and described main agitation air port Less than the height of described charging aperture in the vertical direction, described secondary agitation air port is being erected higher than described charging aperture Nogata height upwards.
Incinerator the most according to claim 3, it is characterised in that described main agitation air port and described charging aperture The floor projection of the line on described Inner Wall of Combustion Chamber is camber line, and the arc range of this camber line is (0, π).
Incinerator the most according to claim 3, it is characterised in that be provided with benefit on the sidewall of described combustor Oxygen mouth, and described oxygen supplement mouth is positioned at the lower section in described main agitation air port and near described main agitation air port.
6. according to the incinerator described in any one in claim 1-5, it is characterised in that the side of described combustor Being provided with observation panel on wall, this observation panel and described charging aperture are in being oppositely arranged and near described heating chamber.
7. according to the incinerator described in any one in claim 1-5, it is characterised in that on described accumulation of heat top board It is provided with leakage cinder hole, and this leakage cinder hole is near the edge of described accumulation of heat top board;Set on the sidewall of described heating chamber It is equipped with slag-drip opening, and this slag-drip opening is near the bottom of described heating chamber.
Incinerator the most according to claim 7, it is characterised in that be provided with on the sidewall of described combustor and blow Ash mouth, this ash blowing mouth and described leakage cinder hole are oppositely arranged and near described accumulation of heat top board.
9. according to the incinerator described in any one in claim 1-5, it is characterised in that set in described heating chamber It is equipped with support column, and this support column and vertically props up between described accumulation of heat top board and the bottom of described heating chamber Support described accumulation of heat top board.
10. according to the incinerator described in any one in claim 1-5, it is characterised in that described accumulation of heat top board bag Include supporting layer and recuperation layer, and described recuperation layer is positioned at the top of described supporting layer.
CN201620278564.6U 2016-04-06 2016-04-06 Incinerator Active CN205535856U (en)

Priority Applications (1)

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CN201620278564.6U CN205535856U (en) 2016-04-06 2016-04-06 Incinerator

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CN201620278564.6U CN205535856U (en) 2016-04-06 2016-04-06 Incinerator

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105698195A (en) * 2016-04-06 2016-06-22 李金山 Incinerator
CN116161627A (en) * 2022-12-13 2023-05-26 福建天甫电子材料有限公司 Sulfur incinerator for electronic grade sulfuric acid preparation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105698195A (en) * 2016-04-06 2016-06-22 李金山 Incinerator
CN116161627A (en) * 2022-12-13 2023-05-26 福建天甫电子材料有限公司 Sulfur incinerator for electronic grade sulfuric acid preparation
CN116161627B (en) * 2022-12-13 2023-08-22 福建天甫电子材料有限公司 Sulfur incinerator for electronic grade sulfuric acid preparation

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C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210702

Address after: 337000 beside 320 National Road, santian management office, Pingxiang economic and Technological Development Zone, Pingxiang City, Jiangxi Province

Patentee after: PINGXIANG XIN'AN ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd.

Address before: 337000 Room 101, unit 2, building 1, No.3, Yijing lane, Fenghuang street, Anyuan District, Pingxiang City, Jiangxi Province

Patentee before: Li Jinshan