CN207779149U - A kind of heating recovery of liquid slag utilizes device - Google Patents
A kind of heating recovery of liquid slag utilizes device Download PDFInfo
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- CN207779149U CN207779149U CN201721814779.6U CN201721814779U CN207779149U CN 207779149 U CN207779149 U CN 207779149U CN 201721814779 U CN201721814779 U CN 201721814779U CN 207779149 U CN207779149 U CN 207779149U
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Abstract
The utility model is related to the heating recoveries of liquid slag to utilize technical field, and in particular to the heating recovery of liquid slag utilizes device, including cyclone furnace, concurrent heating heating furnace and heating furnace of slagging tap；Concurrent heating heating furnace includes the cylindrical shape concurrent heating furnace body being vertically arranged, and the concurrent heating heater element heated to whereabouts clinker is equipped in afterburning furnace body, be equipped in concurrent heating heater element for clinker by concurrent heating furnace chamber.The utility model compared with prior art, is heated in cyclone furnace slag notch setting heating furnace, can efficiently solve the formation of cyclone furnace slag notch solid slag, avoid caking of slagging tap；Then heating furnace is by controlling temperature, it is the liquid slag of required viscosity when recycling in next step to keep the clinker almost all from slag notch to Transporting equipment, it is ready for the further recycling of clinker, other industrial products can be made in liquid slag directly as raw material, reheating is not needed, the energy is saved, and significantly improves operating environment, greatly improves production efficiency.
Description
Technical field
The utility model is related to the heating recoveries of liquid slag to utilize technical field, and in particular to the heating of liquid slag is returned
It receives and utilizes device.
Background technology
Cyclone furnace be make burning particles high speed rotation and the equipment of burning using high-speed rotating air stream, and it is most by with
In the processing of solid waste, the heat of the cyclone furnace after burning can be used for heating boiler, the overheat generated by boiler
Steam generates electricity, and the solid waste after cyclone furnace burns forms the liquid slag of high temperature, and temperature can reach 1400-
1500 DEG C or so, major part liquid slag therein is fallen by hot wind in the molten bath of cyclone furnace inner wall lower, the liquid slag in molten bath
It is flowed out by overflow port, outflow liquid slag flows in the form of liquid is not fixed streamer outside cyclone furnace；Also part slag is on top
Cyclone furnace upper inside wall cooling water pipe on form solid slag, after solid slag caking not timing directly drop under cyclone furnace
Portion.
Traditional liquid slag to cyclone furnace generally uses water quenching technology, makes liquid stove with the mixture of water or water and air
Slag cools down, the scheme then transported again, also commonly referred to as water quenching granulating technique.At home in water quenching slag disposal system, grain slag ratio
8:1 ~ 15:1, the heat that blast furnace slag is taken away accounts for about the 10 ~ 15% of blast furnace total energy consumption, is returned by various Water Quenching techniques
What is received is only the 10% of clinker total amount of heat, and excess heat causes the significant wastage of resource with moisture discharge air.And China
Blast furnace slag has 90% or more to produce grain slag using water quenching, and for cement raw material etc., and heat of slags is substantially all lost.It is domestic
Blast furnace slag waste heat recycling is only limitted to exhaust heat of slag flushing water heating, and waste heat recovery rate is low, and by time and territory restriction.In summer
This portion of energy can not be utilized with the southern area of no warming installation.
Water quenching technology processing liquid slag needs to expend a large amount of water resource, and will produce a large amount of water during water quenching and steam
The pernicious gases such as gas and sulfide easily corrode surrounding devices or even pollute atmospheric environment, due to be recycled again to slag charge
It utilizes, the slag charge after water quenching due to containing a large amount of moisture needs that dehumidifying is dried using drying equipment, for melting
Also because containing a large amount of toxic component without the value of recycling in the cold pulp water of high temperature after slag cooling, money is wasted
Source.
The country is at the early-stage in the research of dry granulation technology, and wind quenching method between slag particle and air because complete direct
Heat exchange mode, higher heat recovery efficiency is its considerable advantage, but more demanding to slag fluidity, and handling rate is restricted.Centrifugation
Shotting can not only recycle a large amount of thermal energy, improve blast furnace operating, considerable economic benefit is brought to enterprise, and in environmental protection
The potentiality value of aspect can not be underestimated, and be the development trend that blast furnace Slag treatment utilizes.At home, Northeastern University, Qingdao reason
Work university, iron and steel research institute have carried out theoretical and experimental study to centrifugal granulation method and have worked, but test clinker flow used compared with
It is small, with slag difference in flow in produce reality away from larger, and the heat recovery work of slag particle after granulation is not studied.
Invention content
The purpose of this utility model is to solve water quenching technology pollution environment, waste heat to solve deficiency in the prior art
The problem of energy, while being also ready for the further recycling of clinker, operating environment is significantly improved, production effect is greatly improved
Rate, it is proposed that a kind of heating recovery of liquid slag utilizes device.
The utility model is in order to solve the above technical problems, used technical solution is：A kind of heating of liquid slag time
It receives and utilizes device, including cyclone furnace, concurrent heating heating furnace and heating furnace of slagging tap, under the concurrent heating heating furnace is set to cyclone furnace just
Side, heating furnace of slagging tap are set to below concurrent heating heating furnace；Concurrent heating heating furnace includes the cylindrical shape concurrent heating furnace body being vertically arranged, concurrent heating
Furnace body is made of thermal insulation material, and concurrent heating furnace body upper end is concurrent heating heating furnace slag inlet, and lower end is concurrent heating heating furnace slag notch, is mended
Hot heating furnace slag inlet is corresponding with the slag notch of cyclone furnace, and the concurrent heating heated to whereabouts clinker is equipped in afterburning furnace body and is sent out
Thermal element, be equipped in concurrent heating heater element for clinker by concurrent heating furnace chamber；It slags tap and is provided with heating element of slagging tap in heating furnace,
It is required viscosity when recycling in next step to keep the liquid slag slagged tap in heating furnace.
Further, outside concurrent heating heating furnace slag inlet it is up-small and down-big circular conical surface, inner opening is up big and down small
Conical bore.
Further, concurrent heating heater element is heated using induction type, and concurrent heating furnace chamber is multiple using fire-resistant oxidation resistant zirconium boride
Condensation material is made.
Further, concurrent heating heater element is heated using resistance-type, and concurrent heating furnace chamber uses zirconium oxide or alumina refractory
Composite material is made.
Further, heating furnace of slagging tap includes furnace body of slagging tap, and furnace body of slagging tap is made of thermal insulation material, heating furnace of slagging tap
Furnace chamber is L-shaped, and the heating furnace slag inlet of slagging tap of the upper end is corresponding with concurrent heating heating furnace slag notch, and side heating furnace of slagging tap is slagged tap
Mouth is corresponding with the Transporting equipment of transport liquid clinker, and heating element of slagging tap is provided with above the horizontal segment furnace chamber for heating furnace of slagging tap.
Further, heating element of slagging tap uses U-shaped heater, and fever end is in slag-tap boiler body, and terminals are in slag-tap boiler
In vitro.
Further, heating furnace slag notch of slagging tap blocks up mudding using high temperature resistant and blocks up.
The utility model has technical effect that：
The utility model compared with prior art, is heated in cyclone furnace slag notch setting heating furnace, can be effectively
The formation for solving cyclone furnace slag notch solid slag, avoids caking of slagging tap；Then heating furnace keeps slagging tap certainly by controlling temperature
The clinker almost all of mouth to Transporting equipment is the liquid slag of required viscosity when recycling in next step, is the further of clinker
Recycling is ready, and other industrial products can be made in liquid slag directly as raw material, does not need reheating, saves energy
Source, and operating environment is significantly improved, greatly improve production efficiency.
Description of the drawings
Fig. 1 is the front view of the utility model.
Reference numeral：
1- cyclone furnaces,
2- concurrent heatings heating furnace, 201- concurrent heating heating furnaces slag inlet, 202- concurrent heating heating furnaces slag notch, 203- concurrent heatings furnace body,
204- concurrent heatings heating element, 205- concurrent heatings furnace chamber,
3- heating furnace, 301- slag tap heating element, the 303- of heating furnace slag inlet, 302- that slag tap that slag tap slags tap furnace body, 304-
Slag tap heating furnace slag notch,
4- high temperature resistants block up mud,
5- clinkers.
Specific implementation mode
Further specific detailed description is done to the utility model with reference to the accompanying drawings and detailed description.
As shown in Figure 1, a kind of heating recovery of liquid slag utilizes device, including cyclone furnace 1, concurrent heating heating furnace 2 and go out
Slag heating furnace 3, the concurrent heating heating furnace 2 are set to immediately below cyclone furnace 1, and heating furnace 3 of slagging tap is set under concurrent heating heating furnace 2
Side；Concurrent heating heating furnace 2 includes the cylindrical shape concurrent heating furnace body 203 being vertically arranged, and concurrent heating furnace body 203 is made of thermal insulation material, is mended
203 upper end of hot stove body is concurrent heating heating furnace slag inlet 201, and lower end is concurrent heating heating furnace slag notch 202, concurrent heating heating furnace slag inlet
201 is corresponding with the slag notch of cyclone furnace 1, and the concurrent heating heater element heated to whereabouts clinker is equipped in concurrent heating furnace body 203
204, be equipped in concurrent heating heater element 204 for clinker 5 by concurrent heating furnace chamber 205；The heating furnace 3 of slagging tap is set to concurrent heating and adds
2 lower section of hot stove, heating furnace slag inlet 301 of slagging tap is corresponding with concurrent heating heating furnace slag notch 202, is provided in heating furnace 3 of slagging tap
It slags tap heating element 302, it is required viscosity when recycling in next step to keep the liquid slag slagged tap in heating furnace.
In order to make concurrent heating heating furnace slag inlet 201 and the slag notch of cyclone furnace 1 coordinate, outside concurrent heating heating furnace slag inlet 201
Portion is up-small and down-big circular conical surface, convenient to coordinate with cyclone furnace 1, while inner opening is up big and down small conical bore, ensures liquid
State clinker is smoothly toward dirty.
Concurrent heating heater element 204 may be used to be heated using induction type, while concurrent heating furnace chamber 205 uses fire-resistant oxidation resistant
Boronation zirconium composite material is made；Concurrent heating heater element 204 can also be used and be heated using resistance-type, while concurrent heating furnace chamber 205 is adopted
It is made of zirconium oxide or alumina refractory composite material.
Heating furnace 3 of slagging tap includes furnace body 303 of slagging tap, and furnace body 303 of slagging tap is made of thermal insulation material, heating furnace 3 of slagging tap
Furnace chamber is L-shaped, and the heating furnace slag inlet 301 of slagging tap of the upper end is corresponding with concurrent heating heating furnace slag notch 202, and side is slagged tap heating
Stove slag notch 304 is corresponding with the Transporting equipment of transport liquid clinker, is provided with and slags tap above the horizontal segment furnace chamber for heating furnace 3 of slagging tap
Heating element 302, heating element 302 of slagging tap use U-shaped heater, and fever end is in slag-tap boiler body, and terminals are in furnace body of slagging tap
Outside.
Slag heating furnace slag notch 304 blocks up mud 4 using high temperature resistant and blocks, and high temperature resistant is blocked up mud 4 and taken out by when use, by liquid stove
Slag is transported to Transporting equipment.
When work, concurrent heating heater element 204 and slagging tap while heating heating element 302,5 edge of clinker of the generation of cyclone furnace 1
Arrow direction in Fig. 1 is fallen down to be entered in concurrent heating heating furnace 2, and due to 204 continuous heating of concurrent heating heater element, clinker 5 is tieed up
Hold in liquid, while the slag notch for also preventing cyclone furnace 1 is blocked because clinker 5 solidifies, clinker 5 by concurrent heating heating furnace 2 into
Enter into heating furnace 3 of slagging tap, is then flowed toward heating furnace slag notch 304 of slagging tap along horizontal segment, due to heating of slagging tap during flowing
Element 302 heats always, and clinker 5 maintains always required viscosity when recycling in next step, then just by Transporting equipment
Recycle device recycling can be transported to.
Embodiment provided above is the better embodiment of the utility model, only is used for facilitating illustrating the utility model, and
It is non-to impose any limitation on the present invention, any those of ordinary skill in the art, if not departing from
In the range of the carried technical characteristic of the utility model, makes part using the utility model disclosed technology content and change or repair
The equivalent embodiment of decorations, and without departing from the technical characteristics of the utility model content, still fall within the utility model technical characteristic
In the range of.
Claims (7)
1. a kind of heating recovery of liquid slag utilizes device, including cyclone furnace（1）, concurrent heating heating furnace（2）With heating furnace of slagging tap
（3）, the concurrent heating heating furnace（2）It is set to cyclone furnace（1）Underface, heating furnace of slagging tap（3）It is set to concurrent heating heating furnace（2）Under
Side；Concurrent heating heating furnace（2）Including the cylindrical shape concurrent heating furnace body being vertically arranged（203）, concurrent heating furnace body（203）Using thermal insulation material system
At concurrent heating furnace body（203）Upper end is concurrent heating heating furnace slag inlet（201）, lower end is concurrent heating heating furnace slag notch（202）, concurrent heating
Heating furnace slag inlet（201）With cyclone furnace（1）Slag notch it is corresponding, concurrent heating furnace body（203）Interior be equipped with carries out whereabouts clinker
The concurrent heating heater element of heating（204）, concurrent heating heater element（204）It is interior be equipped with for clinker by concurrent heating furnace chamber（205）；It slags tap
Heating furnace（3）Inside it is provided with heating element of slagging tap（302）, keep heating furnace of slagging tap（3）Interior clinker（5）Profit is recycled for next step
Viscosity needed for used time.
2. a kind of heating recovery of liquid slag according to claim 1 utilizes device, it is characterised in that：The concurrent heating adds
Hot stove slag inlet（201）Outside is up-small and down-big circular conical surface, and inner opening is up big and down small conical bore.
3. a kind of heating recovery of liquid slag according to claim 1 utilizes device, it is characterised in that：The concurrent heating hair
Thermal element（204）It is heated using induction type, concurrent heating furnace chamber（205）It is made of fire-resistant oxidation resistant boronation zirconium composite material.
4. a kind of heating recovery of liquid slag according to claim 1 utilizes device, it is characterised in that：The concurrent heating hair
Thermal element（204）It is heated using resistance-type, concurrent heating furnace chamber（205）It is made of zirconium oxide or alumina refractory composite material.
5. a kind of heating recovery of liquid slag according to claim 1 utilizes device, it is characterised in that：Described slag tap adds
Hot stove（3）Including furnace body of slagging tap（303）, furnace body of slagging tap（303）It is made of thermal insulation material, heating furnace of slagging tap（3）Furnace chamber be in L
Type, the heating furnace slag inlet of slagging tap of the upper end（301）With concurrent heating heating furnace slag notch（202）Corresponding, side is slagged tap heating furnace
Slag notch（304）It is corresponding with the Transporting equipment of transport liquid clinker, heating furnace of slagging tap（3）Horizontal segment furnace chamber above be provided with out
Slag heating element（302）.
6. a kind of heating recovery of liquid slag according to claim 5 utilizes device, it is characterised in that：Described slag tap adds
Thermal element（302）Using U-shaped heater, fever end is in furnace body of slagging tap（303）Interior, terminals are in furnace body of slagging tap（303）Outside.
7. a kind of heating recovery of liquid slag according to claim 5 utilizes device, it is characterised in that：Described slag tap adds
Hot stove slag notch（304）Mud is blocked up using high temperature resistant（4）It blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814779.6U CN207779149U (en) | 2017-12-22 | 2017-12-22 | A kind of heating recovery of liquid slag utilizes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814779.6U CN207779149U (en) | 2017-12-22 | 2017-12-22 | A kind of heating recovery of liquid slag utilizes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207779149U true CN207779149U (en) | 2018-08-28 |
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ID=63228470
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721814779.6U Active CN207779149U (en) | 2017-12-22 | 2017-12-22 | A kind of heating recovery of liquid slag utilizes device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207779149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990737A (en) * | 2017-12-22 | 2018-05-04 | 洛阳西格马炉业股份有限公司 | A kind of heating recovery of liquid slag utilizes device |
-
2017
- 2017-12-22 CN CN201721814779.6U patent/CN207779149U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990737A (en) * | 2017-12-22 | 2018-05-04 | 洛阳西格马炉业股份有限公司 | A kind of heating recovery of liquid slag utilizes device |
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