CN105694922B - A kind of new structure quenching furnace - Google Patents
A kind of new structure quenching furnace Download PDFInfo
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- CN105694922B CN105694922B CN201610140532.4A CN201610140532A CN105694922B CN 105694922 B CN105694922 B CN 105694922B CN 201610140532 A CN201610140532 A CN 201610140532A CN 105694922 B CN105694922 B CN 105694922B
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B39/00—Cooling or quenching coke
- C10B39/02—Dry cooling outside the oven
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Abstract
The present invention relates to a kind of new structure quenching furnaces, including the furnace body being vertically arranged, the furnace body inner hollow prestores section, supporting section and cooling section including what is be fixedly connected sequentially from top to bottom, the supporting section is externally provided with ring-shaped flue, and the ring-shaped flue is connected with main chimney flue；Be uniformly provided on the supporting section it is multiple be connected with ring-shaped flue divide flue；At least one layer of or multilayer equally distributed distribution grid along the vertical direction is installed inside the cooling section, a cooling device is equipped with below every layer of distribution grid, every layer of distribution grid is equipped with the passable gap of multiple coke.Quenching furnace of the present invention overcomes existing quenching furnace cant beam and supports easy to damage, the high defect of maintenance cost；And the effect of quenching process can require to be controlled, reach quick quenching, recycle heat and by-product water-gas according to different quenchings.
Description
Technical field
The present invention relates to the quenching technical fields of coal chemical technology, and in particular to a kind of new structure quenching furnace.
Background technique
Recently as the increasingly intensification of environmental protection and power conservation requirement, Dry Quenching Technology has obtained more and more in quenching field
Application.The principle very simple of dry coke quenching, basic procedure is that the red burnt fortune of high temperature that coke oven is released is attached to quenching furnace, in quenching
Fervid red burnt downlink, which inversely contact with the inert gas (mainly nitrogen) of circulation in the inner, in furnace occurs heat exchange,
Red coke drops to suitable temperature (180~200 DEG C) and becomes cold coke to be discharged from quenching furnace bottom through coke discharging valve, nitrogen in quenching furnace from
Low temperature (180 DEG C) is warming up to 800~950 DEG C, and heat is brought after ring-shaped flue discharge and generates high-grade steam to steam boiler
Generate electricity or for other approach, realizes the purpose of recycling heat.
Though it is cooling medium that improve and perfect of the Dry Quenching Technology through last 100 years, which is almost nitrogen entirely in industrial application,
Coke dry quenching furnace, what this quenching furnace was all made of is cant beam support --- industry is referred to as the structure of bracket.This structure exists
Load is excessive, thermal stress expansion damage, intrinsic defect the structures such as thermal material abrasion is big, and gas area of passage is limited, in reality
Damage especially prominent and frequent in the use of border, so that equipment is repaired, difficulty is big, and maintenance cost is high, and there is an urgent need to improve.
The support of existing cant beam is industrially commonly called as according to its geometric shape as " bracket ", throughout many oxen of circumference masonry
Leg makes to prestore section to be connected with cooling section, forms up-small and down-big stove-shaped structure.Flue is divided to be not only cooling section and prestore a section transition
Region, but also be that air-flow collects at changed course.In structure, chute area supporting beam successively overhangs the masonry loading of support top, and
The depth for successively changing flue, carries the total weight of quenching furnace top masonry.In actual operation, the coke and coke in furnace
Powder is constantly washed away and is worn to refractory material, the chemical attack along with furnace reduction atmosphere to refractory material, especially in " ox
Leg " position, damage is especially prominent, often seriously affects production and is normally carried out.
Theoretically the bigger chute area gradient the wider, flue gas it is bigger by area, more be conducive to coke oven in
Gas distribution, reduces the resistance of motion of high-temperature flue gas, but such that corbels support intensity is excessive, it is easier to damage.So
Existing bracket horizontal span is generally limited to 0.5m or so, and the course retraction height of refractory brick is very big, even if in this way
The service life of bracket is also very short.
Summary of the invention
In order to solve the above technical problems, technical problem to be solved by the invention is to provide a kind of novel quenching furnace structures
And coke quenching method.Especially quenching annular flue gas road uses vertical support structure, which can remove existing dry put out
The corbels support structure of coke oven ring-shaped flue improves the gas flow condition in furnace, greatly prolongs the service life of quenching furnace, and
Reduce quenching furnace maintenance cost.
The technical scheme to solve the above technical problems is that a kind of new structure quenching furnace, including be vertically arranged
Furnace body, the furnace body inner hollow prestores section, supporting section and cooling section including what is be fixedly connected sequentially from top to bottom,
The supporting section is externally provided with ring-shaped flue, and the ring-shaped flue is connected with main chimney flue；It is uniformly provided on the supporting section multiple
What is be connected with ring-shaped flue divides flue；At least one layer of or multilayer is installed to be uniformly distributed along the vertical direction inside the cooling section
Distribution grid, be equipped with a cooling device below every layer of distribution grid, every layer of distribution grid is equipped with the passable gap of multiple coke.
The beneficial effects of the present invention are: quenching furnace of the present invention, which overcomes existing quenching furnace cant beam, supports easy to damage, maintenance cost
With high defect；And quenching process can require be controlled according to different quenchings, reach quick quenching, recycling heat and
The effect of by-product water-gas.
Based on the above technical solution, the present invention can also be improved as follows:
Further, described to prestore that section and cooling section are cylinder and the two internal diameter is identical, the axis for prestoring section and
The axis of cooling section is overlapped；The bell for prestoring setting truncated cone-shaped structure at the top of section, the bell top are offered into Jiao Kou；
The cooling section bottom is equipped with the interconnecting piece of truncated cone-shaped structure, which offers coke outlet.
Further, the supporting section includes multiple straight beam square columns being vertically arranged, and multiple straight beam square columns are equidistantly equal
It is even be fixed on it is described prestore between section and cooling section, straight beam square column described in every two together be located between the two it is described prestore section and
Cooling section surrounds a point of flue jointly.
Further, described that flue top shape is divided to be triangle.
Further, the ring-shaped flue includes top surface, side and bottom surface, and the side is arranged between top and bottom,
The top surface is horizontally disposed, and the side prestores a section outside wall parallel with ipsilateral, and the bottom surface and the angle of straight beam square column are greater than
40 degree.
Further, the distribution grid includes the V shaped slab of multiple disposed at equal distance, the V shaped slab Open Side Down arrangement, and two
End is each attached on the inner wall of cooling section, and multiple ventholes are uniformly provided on the V shaped slab.
Further, the cooling device includes multiple for conveying and spraying the cooling medium jet pipe of cooling medium, described
Cooling medium jet pipe is identical as the number of the V shaped slab and corresponds, and the cooling medium jet pipe is located at V shaped slab opening
The side wall that interior and both ends extend through cooling section is protruding；The part that the cooling medium jet pipe is located inside cooling section is equipped with
Medium sprays aperture or liquid phase spray head.
Further, the angle of the V shaped slab is greater than 35 degree, and distance is between the two neighboring V shaped slab on every layer of distribution grid
400~800mm forms the gap that coke may pass through between the two neighboring V shaped slab.
Further, the V shaped slab bottom and the coke being disposed below surround diamond-shaped area jointly.
Further, the interlaced arrangement in the axial direction of distribution grid described in adjacent two layers, between distribution grid described in adjacent two layers
Axial distance be 600~800mm.
Using having the beneficial effect that for above-mentioned further scheme:
Cant beam support is changed to straight beam square column as support in quenching furnace structure of the present invention, is supported in two straight beam square column types
Between form triangle door type structure and divide flue, divide the structure of flue preferentially using but be not limited to triangular structure, can be other
What is conducive to stable and convenient for construction the structure of refractory masonry；The ground of ring-shaped flue is slope, and it is quiet that gradient setting is less than coke
Only 50 ° of angle of repose, so that coke slides in downstream；The furnace diameter for prestoring section is identical with cooling section furnace diameter,
It realizes and prestores being connected directly for section and cooling section, to keep entire ring-shaped flue external；The gas phase group generated during quenching
Point divide flue to draw from the triangle gate for quenching furnace is arranged in prestoring section and cooling section boundary, comes together in external annular cigarette
Road.
The beneficial effect of this structure first is that whole masonry weight vertical distributions on quenching furnace top can be made in entire
Furnace body eliminates tilting supporting beam discontinuity from mechanical structure, the easily damaged phenomenon under the effect of high temperature thermal stress,
To extend the service life of quenching furnace, the maintenance cost of quenching furnace is reduced.
The beneficial effect of this structure second is that the gas passing area of cooling section Yu peripheral annular flue connection can be expanded, subtract
The resistance that few cooling medium is walked from red burnt material block, exchanges with the heat of red coke conducive to cooling medium, accelerates quenching speed.
Another important feature of the invention is the V shaped slab that cooling section is arranged in, and the angle of V shaped slab is greater than the movement of coke
35 ° of angle of repose, the venthole of uniform circular hole or other geometries on V shaped slab plate, multiple V shaped slabs form one layers, are horizontally arranged
On cooling section top.The horizontal space of every piece of V shaped slab lower edge will can guarantee that the coke of largest grain size passes through, and not will form knot
Arch gets stuck.Every layer of distribution grid is staggeredly placed by certain angle in the axial direction, so that coke is uniform during downward movement
Overturning.Cooling medium spray equipment is set in the space below distribution grid
The working principle of inverted V-shaped plate is the track changed in coke downward movement, increases the toggle frequency of blocky coke, special
Be not when coke button move to inverted V-shaped plate it is lower along when, due to the unexpected increasing of spatial volume, coke button can turn under gravity
It tumbles into below inverted V-shaped plate, forms " V " area of space to move angle of repose size.The inverted V-shaped in this " V " shape region and distribution grid
" diamond shape " region is collectively formed in region in coke briquette heap.The beneficial effect that this space is formed is can to lead to cooling medium
It crosses spray equipment and is introduced directly into the solid bed of material, used cooling medium includes but is not limited to liquid phase water, steam, nitrogen, titanium dioxide
Carbon, coke-stove gas, flue gas and/or these gases certain several mixed gas, be sprayed to Direct Uniform on red coke button,
To make red burnt speed of extinguishing accelerate.Another of distribution grid, which has the advantages that, can accelerate coke button overturning to make its whole surface
It is adequately exposed to cooling medium, reaches good quenching effect.
The effect that venthole is provided on the inverted V-shaped plate is that the gas phase cooling medium be conducive in " diamond shape " space is uniformly worn
The red burnt bed of material is crossed, the vent shapes can be simple circular hole or complexity but be conducive to gas distribution and reduce its to rub
Its geometry.
The cooling device can be the stainless steel tube in wounded in the battle hole, is also possible to single row or multiple rows and is installed on stainless steel tube
Fan-shaped atomized spray head.
Distribution grid in the axial direction by predetermined angular arrange beneficial effect be can constantly change from prestore section fall into it is cold
But the coke button motion profile of section makes high temperature coke button constantly repeat aggregation-dispersion-aggregation-dispersion process during exercise, and cold
But medium comes into full contact with heat exchange, reduces red burnt in the residence time of quenching furnace, the quenching speed of raising quenching furnace.
Another beneficial effect of distribution grid is the distributing homogeneity for increasing cooling medium in the red burnt bed of material, makes cooling Jie
Matter not bias current, while shortening cooling medium and annular divides the distance between flue, namely reduce cooling medium in coke
The resistance of motion in the bed of material reduces the power of the mating air-introduced machine of subsequent workshop section, reduces power consumption.
Another beneficial effect of distribution grid is the cooling medium straying quatity by adjusting different location, in the cold of quenching furnace
But section forms different temperature curves.These temperature curves determine the burning of the composition of quenching process water-gas, yield and coke powder
Loss rate.The case where citing is placed in 3 layers of distribution board group to cooling section carries out temperature adjusting, is distributed board group sequencing numbers from top to bottom,
When under the precondition for not influencing coke quality, it is desirable to when the quenching process some coal gas of appropriate fecund, increase the 3rd group of distribution grid
The amount of water sprayed of group, increases the yield of steam, and controlling the 3rd group of distribution grid group, focus layer temperature is in 180~400 DEG C of ranges up and down, and the 2nd group
Be distributed board group up and down focus layer temperature in 400~600 DEG C of ranges, extend steam with the 1st group of distribution grid group above and below red heat focus layer
The contact of (600~850 DEG C) and residence time, in favor of the coal gasification reaction of steam and coke powder particle, more generation H2, CO and
CO2, the burn out rate of coke powder increases in such cases.When it is desirable that reduce coke powder burn tinctuer, reduce the production of water-gas to the greatest extent
When amount, the amount of water sprayed of the 1st group of distribution grid group should be increased as far as possible, and red heat coke is made to be adjusted to 600 DEG C hereinafter, making water gas reaction
Degree slows down rapidly, simultaneously because the 1st group of distribution grid group is nearest apart from ring-shaped flue distance, produced steam can also be worn quickly
Enter ring-shaped flue for (< 600 DEG C) of hot focus layer out, reduce the time of contact burnt with heat, to reach quick quenching, reduces coke powder
The purpose of burn out rate.
The positive effect of the present invention further includes that can use a variety of cooling mediums simultaneously, is especially able to use coking wastewater
Quenching both can use the big feature of water vapor process decalescence amount and carry out quick quenching, and recycled the heat of produced steam
Amount, and existing wet quenching can be overcome using coking wastewater waste of energy and pollute the defect of atmosphere.
Detailed description of the invention
Fig. 1 is broken isometric structural schematic diagram of the present invention；
Fig. 2 is partial enlarged view of the present invention；
Fig. 3 is cooling medium flow graph of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1, section is prestored, 2, supporting section, 3, cooling section, 4, ring-shaped flue, 5, distribution grid, 6, enter Jiao Kou, 7, coke outlet, 8, burnt
Charcoal, 9, cooling medium jet pipe, 10, V shaped slab, 11, main chimney flue, 12, diamond-shaped area；
Arrow is oriented to cooling medium flowing direction in Fig. 3.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Figures 1 to 3, the present invention relates to a kind of new structure quenching furnaces, including the furnace body being vertically arranged, the furnace
Body interior is hollow, section 1, supporting section 2 and cooling section 3 is prestored including what is be fixedly connected sequentially from top to bottom, outside the supporting section 2
Equipped with ring-shaped flue 4, the ring-shaped flue 4 is connected with main chimney flue 11；Multiple and annular cigarette is uniformly provided on the supporting section 2
What road 4 was connected divides flue 2-2；At least one layer of or multilayer is installed equally distributed along the vertical direction inside the cooling section 3
Distribution grid 5, a cooling device is equipped with below every layer of distribution grid 5, and every layer of distribution grid is equipped with 8 passable, multiple coke
Gap.
It is described to prestore that section 1 and cooling section 3 are cylinder and the two internal diameter is identical, the axis for prestoring section 1 and cooling
The axis of section 3 is overlapped.It is described to prestore the bell that truncated cone-shaped structure is set at the top of section 1, it offers at the top of the bell into burnt mouth 6；
3 bottom of cooling section is equipped with the interconnecting piece of truncated cone-shaped structure, which offers coke outlet 7.
The supporting section 2 includes multiple straight beam square column 2-1, multiple straight beam square column 2-1 being vertically arranged equidistantly equal
It is even be fixed on it is described prestore between section 1 and cooling section 3, straight beam square column 2-1 described in every two is described pre- between the two together with being located at
It deposits section 1 and cooling section 3 surrounds a point of flue 2-2 jointly.
Described point of flue 2-2 top shape is triangle, divides flue similar to triangle gate.
The ring-shaped flue 4 includes top surface, side and bottom surface, and the side is arranged between top and bottom, the top
Face is horizontally disposed, and the side prestores 1 outside wall parallel of section with ipsilateral, and the bottom surface and the angle of straight beam square column 2-1 are greater than 40
Degree.
The V shaped slab 10 of the distribution grid 5 including multiple disposed at equal distance, the V shaped slab 10 Open Side Down arrangement, both ends
It is each attached on the inner wall of cooling section 3, is uniformly provided with multiple ventholes on the V shaped slab 10.
The cooling device includes multiple for conveying and spraying the cooling medium jet pipe 9 of cooling medium, cooling Jie
Matter jet pipe 9 is identical as the number of the V shaped slab 10 and corresponds, and the cooling medium jet pipe 9 is located at the V shaped slab 10 opening
The side wall that interior and both ends extend through cooling section 3 is protruding；The cooling medium jet pipe 9 is located at the part inside cooling section 3
Aperture or liquid phase spray head are sprayed equipped with medium.
The angle of the V shaped slab 10 is greater than 35 degree, and distance is 400 between the two neighboring V shaped slab 10 on every layer of distribution grid 5
~800mm forms the gap that coke 8 may pass through between the two neighboring V shaped slab 10.
10 bottom of V shaped slab and the coke 8 being disposed below surround diamond-shaped area 12 jointly.
The interlaced arrangement in the axial direction of distribution grid 5 described in adjacent two layers, the axial direction between distribution grid 5 described in adjacent two layers
Distance is 600~800mm.
The citing technical solution that the present invention will be described in detail below.
It is as follows that the embodiment of the present invention tests quenching structure: quenching furnace total height is 9000mm, wherein prestoring 1 height of section and being
3000mm, internal diameter 1000mm prestore the truncated cone-shaped structure shape bell that internal diameter 1200mm is provided at the top of section 1.3 height of cooling section is
6000mm, internal diameter 1000mm, are connect by truncated cone-shaped structure with coke discharging valve, and the high 1000mm of truncated cone-shaped structure belongs to cooling section 3
A part, lower part connect coke discharging valve.Coke discharging valve is standard equipment for customizing, and entering burnt mouth 6 with 7 diameter of coke outlet is mutually all Φ 400mm,
Discharge velocity is controlled with variable-frequency motor, and 2~60 revs/min of the range of speeds.Connection prestores 4 height of ring-shaped flue of section and cooling section
2000mm, internal diameter 3000mm.Quenching furnace shell is Q345 carbon steel material, interior block thickness 150mm aluminous refractory.
The distribution grid 5 that haves three layers is installed on cooling section top, and the interlamellar spacing 600mm of adjacent two layers distribution grid 5 is axially pressing 90 ° of mistakes
Row.10 width 300mm of V shaped slab, height 600mm, thickness 10mm, material is stainless steel 304, upper deposited refractory material.It is provided on plate
Φ 20mm spends hole, and flower hole arranges that hole center is away from 80mm by equilateral triangle form.Two neighboring 10 spacing 600mm of V shaped slab in every layer
Horizontal parallel arrangement.The cooling medium jet pipe 9 of Φ 38mm is housed below distribution grid, the spray-hole of Φ 1mm is furnished on pipe.
Embodiment 1
Quick quenching scheme:
This scheme is with quick quenching, as far as possible less for the purpose of the cold burnt quality of production of synthetic gas guarantee.It is fervid during quenching
Char barriers, which are fitted into, to be prestored in section 1, when 5 temperature display of first layer distribution grid from top to bottom is 300 DEG C, open with below
The coking wastewater of filtering removal solid particulate matter is slowly sprayed into 10 lower section of V shaped slab by the connected sequencing valve of cooling medium jet pipe 9
Diamond-shaped area 12.It is directly contacted in the atomized water that this region is sprayed from jet pipe with the red heat coke 8 fallen into, is vaporized into steaming immediately
Vapour passes through red focus layer between the flower hole of V shaped slab 10 and the gap of coke briquette and forms overheat under the negative pressure graviational interaction of air-introduced machine
Flammable gas gas-phase objects (the mainly CH being precipitated in steam, with red coke4、H2, the components such as CO), red coke the water generated is reacted with vapor
Coal gas and a small amount of finely-ground coke etc. divide flue 2-2 into triangle gate, pass through after triangle gate divides flue to come together in ring-shaped flue 4
Main chimney flue 11 guides the heat recovery equipments such as subsequent cleaner and steam boiler into again.Water is touched around and below " diamond shape " region
The red heat coke briquette surface of mist and steam tentatively cools down, but at this time the inside of coke button and not in contact with arrive water mist and steam coke button table
Face, temperature are still higher.The temperature of 1st layer of distribution grid 5 is controlled always at 600 DEG C hereinafter, vapor and coke at this temperature
Water-gas chemical reaction occurs, almost no longer to be reduced as far as the production quantity of water-gas.
The coke button tentatively to cool down carries out surface overturning under the action of V shaped slab 10 and updates and be displaced downwardly under the 2nd layer of distribution grid 5
The atomized water for receiving cooling medium jet pipe 9 is continued in " diamond shape " region of side, releases heat cooling down to 300 DEG C or so, herein
The Low Temperature Steam of Area generation, passed through under the action of air-introduced machine the focus layer that falls above it enter the 1st layer of 5 region of distribution grid with
The steam that this area generates collects.The continuous downlink of coke around 2nd layer of distribution grid 5, then update of rolling fall into the 3rd layer of distribution grid 5
The diamond-shaped area 12 of lower section, continues the cooling for receiving atomized water.Amount of water sprayed is suitably increased in this region, keeps biggish coke button abundant
Cold, the bulk coke for preventing individual " cold outside and hot inside " falls into coke discharging valve.The cold coke of the 3rd layer of distribution grid 5 is left along cooling
Section continues traveling downwardly to coke outlet 7 and sends out the entire quenching process of quenching furnace completion.
It is 500 DEG C that the temperature Con trolling index of each distribution grid, which is respectively as follows: the 1st layer of distribution grid 5, and the 2nd layer of distribution grid 5 is 400 DEG C,
3rd layer of distribution grid 5 is 180 DEG C.Gas composition is as follows: in flue gas of ring-shaped flue discharge during this
The quick quenching scheme butt gas composition of table 1.
| CO | H2 | CH4 | O2 | CO2 | N2 | Steam |
| 12.3 | 6.3 | 1.2 | 0.2 | 5.8 | 2.4 | 71.8 |
Embodiment 2
Productive synthesis gas scheme:
This scheme is under the intensity and ash content indicator conditions for ensureing coke, for the purpose of productive synthesis gas as far as possible.It is grasped
It is substantially the same manner as Example 2 to make process, but introduces coke-stove gas at the 1st and the 2nd layer of distribution grid 5 and does cooling medium, the 3rd layer point
Fabric swatch 5 continues to spray water.The effect for being introduced into coke gas is that catalysis by the methane in steam and coke-stove gas in high temperature red heat is made
With lower generation conversion reaction productive synthesis gas.The temperature Con trolling index of each distribution grid controls are as follows: and the 1st layer of distribution grid 5 is 800 DEG C,
2nd layer of distribution grid 5 is 600 DEG C, and the 3rd layer of distribution grid 5 is 180 DEG C.Water spray is concentrated mainly at the 3rd layer of distribution grid 5, sharp here
Steam is generated with low-temperature coke, goes upward at the 1st, 2 layer of distribution grid and is mixed with the coke-stove gas of introducing, make steam on cooling section
The high temperature red heat layer distance passed through during row is as long as possible, extends steam and reacts with red burnt water-gas, reaches voluminous coal
The purpose of gas.The coal gas generated during quenching is used for chemical industry synthesis raw material through the processing of subsequent handling.This process ring-shaped flue
Gas composition is as follows: in the flue gas of discharge
2. productive synthesis gas scheme butt gas composition of table
| CO | H2 | CH4 | O2 | CO2 | N2 | Steam |
| 26.2 | 22.4 | 2.3 | 0.16 | 10.3 | 1.8 | 36.84 |
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of new structure quenching furnace, which is characterized in that including the furnace body being vertically arranged, the furnace body inner hollow,
Section (1), supporting section (2) and cooling section (3) are prestored including what is be fixedly connected sequentially from top to bottom, the supporting section (2) is externally provided with
Ring-shaped flue (4), the ring-shaped flue (4) are connected with main chimney flue (11)；Multiple and ring is uniformly provided on the supporting section (2)
What shape flue (4) was connected divides flue (2-2)；At least one layer of or multilayer is installed along the vertical direction inside the cooling section (3)
Equally distributed distribution grid (5), every layer of distribution grid (5) lower section are equipped with a cooling device, and every layer of distribution grid is equipped with multiple cokes
Charcoal (8) passable gap；
It is described to prestore that section (1) is cylinder with cooling section (3) and the two internal diameter is identical, the axis for prestoring section (1) and cold
But the axis of section (3) is overlapped；The bell for prestoring setting truncated cone-shaped structure at the top of section (1), offer at the top of the bell into
Jiao Kou (6)；Cooling section (3) bottom is equipped with the interconnecting piece of truncated cone-shaped structure, which offers coke outlet (7)；
The supporting section (2) includes multiple straight beam square columns (2-1) being vertically arranged, and multiple straight beam square columns (2-1) are equidistant
It is prestored between section (1) and cooling section (3) described in being uniformly fixed on, straight beam square column (2-1) described in every two is together with positioned at the two
Between described prestore section (1) and cooling section (3) surrounds a point of flue (2-2) jointly；
Described point of flue (2-2) top shape is triangle；
The distribution grid (5) includes the V shaped slab (10) of multiple disposed at equal distance, the V shaped slab (10) Open Side Down arrangement, and two
End is each attached on the inner wall of cooling section (3), is uniformly provided with multiple ventholes on the V shaped slab (10)；
The angle of the V shaped slab (10) is greater than 35 degree, and distance is between the two neighboring V shaped slab (10) on every layer of distribution grid (5)
400~800mm forms the gap that coke (8) may pass through between the two neighboring V shaped slab (10)；
V shaped slab (10) bottom and the coke (8) being disposed below surround diamond-shaped area (12) jointly；
Distribution grid described in adjacent two layers (5) interlaced arrangement in the axial direction, the axial direction between distribution grid (5) described in adjacent two layers
Distance is 600~800mm.
2. a kind of new structure quenching furnace according to claim 1, which is characterized in that the ring-shaped flue (4) include top surface,
Side and bottom surface, the side are arranged between top and bottom, and the top surface is horizontally disposed, and the side is prestored with ipsilateral
Section (1) outside wall parallel, the bottom surface and the angle of straight beam square column (2-1) are greater than 40 degree.
3. a kind of new structure quenching furnace according to claim 1, which is characterized in that the cooling device includes multiple is used for
The cooling medium jet pipe (9) of conveying and sprinkling cooling medium, the number of the cooling medium jet pipe (9) and the V shaped slab (10)
Identical and one-to-one correspondence, the cooling medium jet pipe (9) is located in the V shaped slab (10) opening and both ends extend through cooling section
(3) side wall is protruding；The cooling medium jet pipe (9) is located at the internal part of cooling section (3) and is equipped with medium spray aperture
Or liquid phase spray head.
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| CN107254323B (en) * | 2017-07-19 | 2024-03-26 | 榆林学院 | Coke quenching furnace and tunnel type semicoke dry quenching system |
| CN109135775B (en) * | 2018-09-10 | 2023-10-20 | 中冶焦耐(大连)工程技术有限公司 | Dry quenching furnace with air cooling support frame and annular pre-chamber and working method thereof |
| CN109233872A (en) * | 2018-11-09 | 2019-01-18 | 榆林学院 | A kind of factory's coke dry quenching furnace and dry coke quenching system |
| CN114621777A (en) * | 2022-04-18 | 2022-06-14 | 高阳 | Flat push coke wet quenching equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101705102A (en) * | 2009-11-16 | 2010-05-12 | 中冶焦耐(大连)工程技术有限公司 | Dry quenching furnace with new structure |
| CN104130786A (en) * | 2014-07-28 | 2014-11-05 | 烟台大学 | Low-moisture coke quenching device |
| CN105087023A (en) * | 2015-08-17 | 2015-11-25 | 武汉钢铁(集团)公司 | Dry quenching furnace |
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2016
- 2016-03-11 CN CN201610140532.4A patent/CN105694922B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101705102A (en) * | 2009-11-16 | 2010-05-12 | 中冶焦耐(大连)工程技术有限公司 | Dry quenching furnace with new structure |
| CN104130786A (en) * | 2014-07-28 | 2014-11-05 | 烟台大学 | Low-moisture coke quenching device |
| CN105087023A (en) * | 2015-08-17 | 2015-11-25 | 武汉钢铁(集团)公司 | Dry quenching furnace |
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| CN105694922A (en) | 2016-06-22 |
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