CN207845678U - The exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace - Google Patents
The exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace Download PDFInfo
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- CN207845678U CN207845678U CN201820110547.0U CN201820110547U CN207845678U CN 207845678 U CN207845678 U CN 207845678U CN 201820110547 U CN201820110547 U CN 201820110547U CN 207845678 U CN207845678 U CN 207845678U
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Abstract
The utility model is related to blast-furnace equipment technical fields, more particularly to a kind of exhaust system of gaseous material in discharge Wall of Blast Furnace.For being connect with furnace wall, the gas or steam accumulated in furnace wall is discharged, the exhaust system includes at least one collection exhaust unit, each exhaust unit of collecting has a collecting, the collecting first end stretches into the gas or steam for collecting accumulation in Wall of Blast Furnace, second end and atmosphere in Wall of Blast Furnace or is connected with exhaust gear.The utility model has the beneficial effects that：The gas or steam accumulated in process of production in discharge Wall of Blast Furnace in time, reduce the erosion rate of gas or steam to refractory material in furnace wall, improve Wall of Blast Furnace cooling efficiency.
Description
Technical field
The utility model is related to blast-furnace equipment technical fields, more particularly to gaseous material in a kind of discharge Wall of Blast Furnace
Exhaust system.
Background technology
Blast furnace ironmaking is the major processes of ironmaking technology, and the generation furnace life of domestic large and medium-sized blast furnace is mostly in 10- at present
About 15 years, external such as German, developed country of a Japan blast furnace generation furnace life was generally above or below 15-20.Newly-built or overhaul
One seat height stove cost is huge, and significantly affects the performance of enterprises.Recent year foreign countries blast furnace frequently occurs the accident of hearth breakout
And by the raised puzzlement of cupola well brick fuel temperature anomaly, some blast furnaces are even gone into operation 1 year just to be burnt by 2 years, large and medium-sized blast furnace
Production Life reduce significantly, seriously threaten the safety in production of blast furnace, huge economic loss caused to enterprise.
The service life in furnace life of a blast furnace generation is usually calculated with the blast furnace crucibe service life, cupola well cohesion hydrops state molten iron and slag
(1450~1550 DEG C), blast furnace crucibe refractory material dosage is maximum, and liner is typically charcoal refractory brick, and refractory brick huyashi-chuuka (cold chinese-style noodles) sets water
Cold cooling wall.In process of production, the gaseous material for needing to be discharged in time is will produce in Wall of Blast Furnace.Wherein, blast furnace fire proofed wood
Mainly there are three sources for the gaseous material accumulated in material, first, refractory material itself contains certain volatile matter (so-called volatilization
Point refer to that sample completely cuts off air heating under the defined conditions, the organic substance in sample is heated decomposite a part of molecular weight compared with
Small gas or liquid), gradually volatilization release under high temperature environment；Second, being swiftly flowing high pressure-temperature life in State of Blast Furnace
Producing coal gas, production coal gas is by the capillary porosity of refractory material to permeating to form escape coal gas at low-pressure low-temperature；Third, cooling is set
The Water accumulation that standby leak or escape coal gas carry is in refractory material, and moisture vaporizes to form steam after temperature increases.
Since gaseous material can generate blast furnace the steam accumulated in different degrees of harm, especially furnace wall to fire proofed wood
The harm of the cooling system of material and stove is huge.First, steam is chemically reacted with cupola well carbon refractory at high temperature,
Resistance to material structure is destroyed, its performance is reduced；Secondly, its volume expands several times after moisture vaporization, is produced in the space of furnace wall inner sealing
Raw huge pressure pushes furnace wall or cooling wall deformation so that form gap between cooling wall and refractory material, form huge biography
Resistance to heat destroys cooling system, and it is more than its rational operating temperature section that cupola well brick fuel temperature is soaring rapidly, works as vapour pressure
Refractory brick displacement, cupola well is pushed molten iron channel locally occur when reaching a certain level, blast furnace crucibe will directly be burnt.Cause
This, blast furnace must be discharged in the gaseous material in Wall of Blast Furnace as soon as possible, can just ensure safety in production.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide in a kind of discharge Wall of Blast Furnace
The exhaust system of gaseous material promotes Wall of Blast Furnace cooling for the various gaseous materials accumulated in Wall of Blast Furnace to be discharged in time
Efficiency reduces the rate that furnace wall refractory material is etched.
In order to achieve the above objects and other related objects, gaseous material in a kind of discharge Wall of Blast Furnace of the utility model offer
Exhaust system, for connect with furnace wall, the gas or steam of accumulation in discharge furnace wall, the exhaust system includes at least one
Exhaust unit is collected, there is each exhaust unit of collecting a collecting, the collecting first end to stretch into Wall of Blast Furnace
For collecting the gas or steam accumulated in Wall of Blast Furnace, second end and atmosphere or it is connected with exhaust gear.
The utility model has the beneficial effects that：The gas or water accumulated in process of production in discharge Wall of Blast Furnace in time
Vapour reduces the erosion rate of gas or steam to refractory material in furnace wall, improves Wall of Blast Furnace cooling efficiency.
Further, the exhaust system further includes exhaust main, and each collecting first end for collecting exhaust unit is stretched
Enter the ramming mass refractory material layer in furnace wall, second end is connected to the exhaust main.
Further, the exhaust gear includes exhaust branch pipe and the safety valve that is arranged on exhaust branch pipe, and the exhaust is propped up
Pipe connects the collecting second end and the exhaust main.
Further, the upstream on the exhaust branch pipe positioned at safety valve is provided with the first control valve, the exhaust branch pipe or
Collecting second end is provided with pressure gauge.
Further, it is provided with the bypass line in parallel with safety valve on the exhaust branch pipe, is arranged on the bypass line
There is by-passing valve.
Advantageous effect using above-mentioned further scheme is：The gaseous material accumulated in Wall of Blast Furnace is received by collecting
Collection, guiding is to before safety valve, and safety valve is according to the working condition calibration pressure of collecting installation site, before being accumulated in safety valve
Gaseous material pressure is automatically opened more than safety valve after calibration value, and gas is discharged；When blast furnace is in inspecting state or safety valve
When abnormal, gaseous material can be expelled directly out by opening by-passing valve；The gaseous material being discharged by safety valve or by-passing valve eventually by
Exhaust main concentrates discharge, convenient for management；Pressure gauge is set, the pressure value of collecting is detected and record, it on the one hand can be accordingly
The pressure calibration for adjusting safety valve, is arranged the opening standard of safety valve, another to adapt to the type of the gaseous material of selection discharge
Aspect, this presses force value and can be combined with temperature detection value, corrodes process according to measured value research furnace wall, studies gas in furnace wall
The formation of gap and development law judge the influence that furnace wall is corroded in temperature of furnace wall unusual fluctuations, have to research cupola well longevity non-
The effect of Chang Youyi.
Further, the minimum point of the collecting second end is also associated with the branch drain for discharging water.
Further, the exhaust system further includes main sewer, and each branch drain for collecting exhaust unit is connected to institute
State main sewer.
Further, the second control valve and drain valve are disposed on the branch drain, and the drain valve is located at and leans on
One end of nearly main sewer.
Advantageous effect using above-mentioned further scheme is：The gas accumulated in Wall of Blast Furnace contains vapor, in gas
Vapor or steam gaseous material condensation in part is had in discharge process, condensed water is accumulated in branch drain, by dredging
Water valve, which is discharged into main sewer, concentrates discharge.
Further, multiple collection exhaust units are distributed along Wall of Blast Furnace circumferencial direction and/or short transverse.
Further, the first end of the collecting passes through the preformed hole on furnace wall to stretch into Wall of Blast Furnace；Or the receipts
The other apertures collected in the first end and furnace wall of pipeline share, and are stretched into Wall of Blast Furnace by other apertures.
Advantageous effect using above-mentioned further scheme is：It is arranged in Wall of Blast Furnace different location and collects exhaust unit, just
It is adequately discharged in time in the gaseous material in Wall of Blast Furnace, improves treatment effect of the Wall of Blast Furnace to gaseous material, improve peace
Full performance, prolongs the service life；And aperture ready-made on Wall of Blast Furnace is made full use of, workload is reduced, is increased economic efficiency.
Description of the drawings
Fig. 1 is shown as the first pass figure of the exhaust system of gaseous material in the utility model discharge Wall of Blast Furnace；
Fig. 2 is shown as the second flow chart of the exhaust system of gaseous material in the utility model discharge Wall of Blast Furnace；
Fig. 3 is shown as the third flow chart of the exhaust system of gaseous material in the utility model discharge Wall of Blast Furnace；
Fig. 4 is shown as the collecting of the exhaust system of gaseous material and other holes in the utility model discharge Wall of Blast Furnace
The shared structural schematic diagram of mouth；
Fig. 5 be shown as the exhaust system of gaseous material in the utility model discharge Wall of Blast Furnace collecting pass through it is reserved
The structural schematic diagram in Wall of Blast Furnace is stretched into hole；
The exhaust system that Fig. 6 is shown as gaseous material in the utility model discharge Wall of Blast Furnace installs exhibition on blast furnace crucibe
Open plane figure.
Piece mark explanation
1 collecting；
21 exhaust branch pipes；
22 bypass lines；
23 first control valves；
24 by-passing valves；
25 safety valves；
3 exhaust mains；
41 pressure gauges；
42 third control valves；
51 branch drains；
52 second control valves；
53 drain valves；
6 main sewers；
71 furnace shells；
72 cooling equipment；
73 ramming masses；
74 refractory brick；
8 thermocouples.
Specific implementation mode
Illustrate that the embodiment of the utility model, those skilled in the art can be by this theorys below by way of specific specific example
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different specific implementation modes are embodied or practiced, and the various details in this specification can also be based on different viewpoints and answer
With carrying out various modifications or alterations under the spirit without departing from the utility model.
It should be noted that cited such as "upper", "lower", "left", "right", " centre " and " one " in this specification
Term is merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model, the change of relativeness
Or adjustment, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the utility model.
Before the utility model embodiment is described in detail, first the application environment of the utility model is retouched
It states.The technology of the utility model is mainly the field of blast-furnace equipment being applied in ironmaking technology, is especially applied to prolonging campaign
Production run field.The utility model is to solve in process of production, the various gaseous materials accumulated in Wall of Blast Furnace, is destroyed high
Stove cooling system so that blast furnace lining is by abnormal erosion, the technical problem that blast furnace service life is short, security performance is low.In this reality
In novel, refractory material in Wall of Blast Furnace be refractory brick and ramming mass (so-called ramming mass refers to being constructed with ramming method,
And the amorphous refractory hardened under the heat effect higher than room temperature) etc., by the way that exhaust system is arranged on Wall of Blast Furnace,
The gaseous material that Wall of Blast Furnace is constantly assembled in production process is discharged in time by exhaust system, avoids gas expansion
Furnace wall heat transfer system is destroyed, the rate that refractory material is etched is reduced, extends the service life of blast furnace.
As shown in Figures 4 to 6, the exhaust system that gaseous material in Wall of Blast Furnace is discharged of the utility model embodiment, is used
It is connect in furnace wall, the gaseous materials such as gas or steam for being accumulated in discharge furnace wall, exhaust system includes at least one collection row
Unit is put, there is each exhaust unit of collecting a collecting 1,1 first end of collecting to stretch into Wall of Blast Furnace for collecting
The gas or steam accumulated in Wall of Blast Furnace, second end and atmosphere are connected with exhaust gear.As shown in Figure 1, collecting pipe
When 1 second end of road is directly connected to ambient atmosphere, first control valve 23 can be set, by being opened and closed 23 row of the first control valve
Gaseous material is put, can also gaseous material directly be discharged by collecting 1.
As shown in Figures 4 to 6, blast furnace is cylinder-like structure, Wall of Blast Furnace include the furnace shell 71 set gradually from outside to inside,
Cooling equipment 72 and refractory material, in the present invention, refractory material includes ramming mass 73 and refractory brick 74, ramming mass 73
Between cooling equipment 72 and refractory brick 74, cooling equipment 12 can be cooling wall or some other setting with refrigerating function
It is standby.Molten iron and slag in State of Blast Furnace are contacted with refractory brick 74, gaseous material, the ponding accumulated in State of Blast Furnace in process of production
Be generally concentrated at the region of ramming mass 73, wherein gaseous material main component include the escape coal gas generated under the high temperature conditions,
Steam etc. if the gas, steam, ponding in ramming mass 73 can not be discharged in time is easy that refractory brick 74 and ramming mass 73 is pushed to divide
From or ramming mass 73 detached with cooling wall, the cooling water that furnace heat can not be in high efficiency of transmission to cooling equipment 72 causes fire resisting
The temperature of brick 74 rises rapidly, is more than its reasonable working temperature, by high temperature liquid iron or slag corrosion.
As shown in Figures 4 to 6, exhaust system further includes exhaust main 3, each collecting 1 for collecting exhaust unit the
One end stretches into Wall of Blast Furnace and reaches refractory material layer in stove, and in the present embodiment, 1 first end of collecting extend into refractory material
73 region of ramming mass of layer, 1 second end of collecting are connected to exhaust main 3.Wherein, exhaust gear includes 21 He of exhaust branch pipe
The inlet end of the safety valve 25 being arranged on exhaust branch pipe 21, exhaust branch pipe 21 is connect with the upside of 1 second end of collecting, row
The outlet side of gas branch pipe 21 is connect with exhaust main 3.Upstream on exhaust branch pipe 21 positioned at safety valve 25 is provided with the first control
Valve 23, i.e. gaseous material first will get to safety valve 25 by the first control valve 23.It is provided on exhaust branch pipe 21 and safety
The bypass line 22 in parallel of valve 25, bypass line 22 are equipped with by-passing valve 24, when blast furnace is in inspecting state or safety valve 25
When abnormal, gaseous material can be expelled directly out by opening by-passing valve 24.
As shown in Figures 4 to 6, exhaust system further includes the pressure gauge 41 for detecting pressure value in collecting 1, pressure
Meter 41 is connected to by third control valve 42 with the second end of exhaust branch pipe 21 or collecting 1.As shown in Fig. 2, pressure gauge 41 can
To detect the pressure value in record collecting 1 mounted on the second end of collecting 1；Or as shown in figure 3, pressure gauge 41 can
To detect the pressure value in record collecting 1 on the exhaust branch pipe 21 between the first control valve 23 and safety valve 25.
Since the furnace pressure of Wall of Blast Furnace different location is different, it on the one hand can be detected by setting pressure gauge and record corresponding collection
Pressure value in exhaust unit, and the pressure calibration for corresponding to safety valve is set according to pressure value, when gas pressure reaches calibration value
When, safety valve is opened, and gas discharge, when gas pressure is less than calibration value, safety valve is closed.In blast fumance, when safety valve mark
Definite value is higher than in the stove of corresponding position when gas pressure, even if occurring can guarantee that production coal gas is not excessive if perforation seam in furnace wall.Separately
On the one hand, the pressure value that the point is detected by pressure gauge, in conjunction with thermocouple 8 in the temperature detection value of the point, research furnace wall erosion
Process, the relationship of research temperature of furnace wall unusual fluctuations and gas pressure in furnace wall, this has research cupola well longevity very useful
Effect.Coordinate the gaseous materials such as gas or the steam in discharge Wall of Blast Furnace in time by components such as pressure gauge, safety valves.
In process of production, not only the gaseous material in Wall of Blast Furnace needs discharge in time, the ponding in Wall of Blast Furnace
It needs to be discharged in time, mainly there are two sources for the ponding in furnace wall.First, the cooling equipment breakage leak in air port or more, high
Stove tuyere equipment working environment is severe, and part cooling water leakage enters the gap of refractory brick and cooling equipment after breakage, is accumulated in
In refractory material；Second, the supersaturated moisture that escape coal gas carries, blast furnace air and the moisture that crude fuel carries are complete at high temperature
Portion vaporizes, and the moisture after the vaporization of part after escape coal gas to furnace shell or cooling equipment with condensing, since cupola well is located at blast furnace
Bottom, liquid water are accumulated in along furnace shell or cooling equipment in cupola well refractory material under the effect of gravity.
As shown in Figures 4 to 6, the moisture or water in order to be carried in the ponding or gas that are smoothly discharged out in time in furnace wall
Vapour condensed ponding is also associated with the branch drain 51 for discharging water, exhaust branch pipe 21 on the downside of 1 second end of collecting
Peak in 1 second end of collecting is set, and the minimum point in 1 second end of collecting is arranged in branch drain 51 so that gas
State substance and ponding can be respectively according to smoothly exhaust position is specified in arrival the characteristics of its own.Exhaust system further includes draining
Manifold 6, each branch drain 51 for collecting exhaust unit are connected to main sewer 6, and discharge ponding is concentrated by main sewer 6.
The second control valve 52 and drain valve 53 are disposed on branch drain 51, ponding is successively after control valve 52 and drain valve 53
Discharge is concentrated in into main sewer 6.When drain valve 53 breaks down or needs replacing repair, the second control valve can be closed
52 repair, and setting drain valve 53 can effectively prevent gaseous material while discharging ponding and leak.Also may be used in concrete application
Drain valve 53 is not installed, the draining of the second control valve 52 is periodically opened.
As shown in Figures 4 to 6, in order to enable gas, steam, ponding in Wall of Blast Furnace can adequately be discharged in time,
Multiple collection exhaust units are provided on blast furnace, collecting the quantity of exhaust unit can select to be arranged as the case may be.It is multiple
Collecting exhaust unit can be only arranged along Wall of Blast Furnace circumferencial direction, or be arranged only along Wall of Blast Furnace short transverse, or in height
It is respectively provided in stove furnace wall circumferencial direction and short transverse.The outlet side of multiple exhaust gears for collecting exhaust unit and exhaust main
3 connections, gaseous material converge concentration discharge by exhaust main 3；It is multiple collect exhaust units drainage mechanisms water outlet with
Main sewer 6 connects, and ponding, condensed water converge concentration discharge by main sewer.As shown in fig. 6, provided with four rows of collection
Unit is put, the drain valve 53 on 51 water outlet of branch drain of the two neighboring collection exhaust unit of blast furnace short transverse setting
Ponding is summarized by pipeline and is discharged into the concentration discharge of main sewer 6；Along the two neighboring collection discharge of blast furnace short transverse setting
Gaseous material is summarized in the outlet side of the exhaust branch pipe 21 of unit is discharged into the concentration discharge of exhaust main 3.Gaseous material and ponding system
One concentrates discharge, simplifies topology layout, convenient for management.
The utility model is expanded on further with reference to embodiment, it should be appreciated that these embodiments are merely to illustrate this practicality
It is novel, and unrestricted the scope of the utility model.
Embodiment one：
As shown in figure 4, other apertures on the front end and furnace wall of collecting 1 share, blast furnace is stretched by other apertures
In furnace wall, gas, the ponding in Wall of Blast Furnace are collected.Other apertures can be the thermometer hole of installation refractory material thermocouple 8, or
Grout hole etc. makes full use of ready-made aperture, reduces workload.When collecting 1 and thermocouple 8 share aperture, ramming mass
The cooling equipment 72 of 73 huyashi-chuuka (cold chinese-style noodles) setting is cooling wall, is the furnace shell 71 made by steel plate, blast furnace crucibe configuration on the outside of cooling wall
There are branched thermocouple 8, thermocouple 8 to sequentially pass through furnace shell 71, cooling equipment 72, ramming mass 73 and stretch into refractory brick 74, works as collection
When pipeline 1 and thermocouple 8 share aperture, collecting 1 is set on thermocouple 8, and sequentially passes through furnace shell 71, cooling equipment 72
It reaches at ramming mass 73, exhaust pipe 1 is fixed on last furnace shell.The one end of collecting 1 far from Wall of Blast Furnace passes through Sealing Method
Orchid is sealed, and exhaust gear is fixedly connected with collecting 1, and is connected to 1 inside of collecting, realizes gas conveying.
In the present embodiment, exhaust branch pipe 21 and bypass line 22 are DN15 steel pipes, and the first control valve 23 is first arranged on exhaust branch pipe 21
With safety valve 25, the first control valve 23 is DN15 drain taps, and safety valve 25 is DN15 safety valves, demarcates the pressure of safety valve 25
0.2MPa, when the gas pressure accumulated in furnace wall is more than 0.2MPa, safety valve 25 automatically turns on discharge aqueous vapor and escape coal gas,
By-passing valve 24 is DN15 ball valves.Third control valve 42 is also equipped on exhaust branch pipe 21, third control valve 42 is DN15 pressure gauges
Ball valve connects pressure gauge 41, and pressure gauge 41 not only live can show pressure value, but also can transfer data to control room, record statistics pressure
Force value.Safety valve 25 and by-passing valve 24 are followed by DN15 bypass lines 22, and multiple gaseous materials for collecting exhaust unit summarize access
Caliber is the exhaust main 3 of DN25.Branch drain 51 is arranged in the downside of collecting 1, and the second control is provided on branch drain 51
Valve 52 processed, the second control valve 52 are DN15 ball valves, and the water outlet of branch drain 51 terminates drain valve 53, for moisture to be periodically discharged.
Embodiment two：
As shown in figure 5, the front end of collecting 1 passes through the preformed hole on Wall of Blast Furnace to stretch into Wall of Blast Furnace, collect high
Gas, ponding in stove furnace wall.When installation, if there is no available hole on Wall of Blast Furnace, directly bored on Wall of Blast Furnace
The gas in the collection Wall of Blast Furnace of collecting 1 is inserted into hole.Collecting 1 sequentially passes through furnace shell 71, the cooling arrival of equipment 72 is smash
At dnockout 73, collecting 1 is fixed on last furnace shell.Rear end of the collecting 1 far from Wall of Blast Furnace by sealing flange into
Row sealing, exhaust gear are fixedly connected with collecting 1, and are connected to 1 inside of collecting, realize gas conveying.In this reality
It applies in example, exhaust branch pipe 21 and bypass line 22 are DN25 steel pipes, and the first control valve 23 and peace are first arranged on exhaust branch pipe 21
Full valve 25, the first control valve 23 are DN25 drain taps, and safety valve 25 is DN25 safety valves, demarcates the pressure of safety valve 25
0.4MPa, when the gas pressure accumulated in furnace wall is more than 0.4MPa, safety valve 25 automatically turns on vent water vapor and escape coal
Gas, by-passing valve 24 are DN25 ball valves.Third control valve 42 is also equipped on exhaust branch pipe 21, third control valve 42 is DN25 pressure
Ball valve is counted, connects pressure gauge 41, pressure gauge 41 not only live can show pressure value, but also can transfer data to control room, record statistics
Pressure value.Safety valve 25 and by-passing valve 24 are followed by DN25 bypass lines 22, and multiple gaseous materials for collecting exhaust unit, which summarize, to be connect
Enter the exhaust main 3 that caliber is DN32.Branch drain 51 is arranged in the downside of collecting 1, and second is provided on branch drain 51
Control valve 52, the second control valve 52 are DN25 ball valves, and the water outlet of branch drain 51 terminates drain valve 53, for water to be periodically discharged
Point.It is provided at least two collection exhaust units along the setting of blast furnace short transverse, two adjacent collector rows in the present embodiment
Put units shared exhaust main 3.
The utility model by Wall of Blast Furnace setting structure simply collect exhaust unit be constantly discharged blast furnace life
The gaseous material and ponding accumulated in furnace wall during production avoid the refractory material of gas breaks Wall of Blast Furnace, destroy State of Blast Furnace
The cooling system of wall leads to blast furnace fireproof material abnormal erosion.The stable operation for effectively promoting blast furnace safety, extends height
The service life of stove, improves economic benefit.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications completed under refreshing and technological thought or change, should be covered by the claim of the utility model.
Claims (10)
1. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace, for being connect with furnace wall, the gas of accumulation in discharge furnace wall
Body or steam, it is characterised in that：The exhaust system includes at least one collection exhaust unit, and each exhaust unit of collecting has
One collecting, the collecting first end stretch into Wall of Blast Furnace for collecting the gas or water accumulated in Wall of Blast Furnace
Vapour, second end and atmosphere are connected with exhaust gear.
2. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 1, it is characterised in that：It is described
Exhaust system further includes exhaust main, and each collecting first end for collecting exhaust unit stretches into the ramming mass fire resisting in furnace wall
Material layer, second end are connected to the exhaust main.
3. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 2, it is characterised in that：It is described
Exhaust gear includes exhaust branch pipe and the safety valve that is arranged on exhaust branch pipe, and the exhaust branch pipe connects the collecting the
Two ends and the exhaust main.
4. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 3, it is characterised in that：It is described
Upstream on exhaust branch pipe positioned at safety valve is provided with the first control valve, and the exhaust branch pipe or collecting second end are provided with
Pressure gauge.
5. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 3, it is characterised in that：It is described
It is provided with the bypass line in parallel with safety valve on exhaust branch pipe, by-passing valve is provided on the bypass line.
6. according to the exhaust system of gaseous material in a kind of any discharge Wall of Blast Furnace of claim 1-5, feature exists
In：The minimum point of the collecting second end is also associated with the branch drain for discharging water.
7. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 6, it is characterised in that：It is described
Exhaust system further includes main sewer, and each branch drain for collecting exhaust unit is connected to the main sewer.
8. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 7, it is characterised in that：It is described
The second control valve and drain valve are disposed on branch drain, and the drain valve is located at close to one end of main sewer.
9. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 1, it is characterised in that：It is multiple
The collection exhaust unit is distributed along Wall of Blast Furnace circumferencial direction and/or short transverse.
10. the exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace according to claim 1, it is characterised in that：Institute
The first end for stating collecting passes through the preformed hole on furnace wall to stretch into Wall of Blast Furnace；Or the first end and stove of the collecting
Other apertures on wall share, and are stretched into Wall of Blast Furnace by other apertures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820110547.0U CN207845678U (en) | 2018-01-23 | 2018-01-23 | The exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820110547.0U CN207845678U (en) | 2018-01-23 | 2018-01-23 | The exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace |
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| CN207845678U true CN207845678U (en) | 2018-09-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103255A (en) * | 2018-01-23 | 2018-06-01 | 中冶赛迪工程技术股份有限公司 | The exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace |
-
2018
- 2018-01-23 CN CN201820110547.0U patent/CN207845678U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103255A (en) * | 2018-01-23 | 2018-06-01 | 中冶赛迪工程技术股份有限公司 | The exhaust system of gaseous material in a kind of discharge Wall of Blast Furnace |
| CN108103255B (en) * | 2018-01-23 | 2023-06-02 | 中冶赛迪工程技术股份有限公司 | Discharge system for discharging gaseous substances in blast furnace wall |
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