CN204125358U - A kind of equipment producing granulated wool - Google Patents
A kind of equipment producing granulated wool Download PDFInfo
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- CN204125358U CN204125358U CN201420405815.3U CN201420405815U CN204125358U CN 204125358 U CN204125358 U CN 204125358U CN 201420405815 U CN201420405815 U CN 201420405815U CN 204125358 U CN204125358 U CN 204125358U
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Abstract
The utility model discloses a kind of equipment producing granulated wool, aim to provide a kind of residual heat resources that can not only make full use of in blast furnace hot molten slag, energy-conserving and environment-protective; And Melt molten in skull melting furnace evenly, vitrifying degree is high, effectively can improve the equipment of the fibroblast rate of mineral wool and the production granulated wool of quality.It comprises gets slag runner, feed chute apparatus, skull melting furnace and whizzer for water conservancy diversion blast furnace hot molten slag.Skull melting furnace comprises feed tank successively, melting pool and material road, described feed tank top is provided with slag influx and homophony material charging opening, bottom feed tank with bottom melting pool between be connected by the first flow liquid passage, the one end in material road is connected with melting pool, the other end is closed, and the bottom in material road is provided with discharge port; First flow liquid passage place is provided with the first flow control flap arrangement of the flow for controlling the first flow liquid passage; Material road place is provided with the material road flow control flap arrangement for controlling the flow of expecting road.
Description
Technical field
The utility model relates to production field of mineral wool, is specifically related to a kind of equipment utilizing blast furnace hot molten slag to produce granulated wool.
Background technology
Along with the fast development of global economy, the problem of energy scarcity is further serious, and energy-conserving and emission-cutting technology becomes the study hotspot of countries in the world.Current, China's Energy situation is severe, and product energy consumption index is too high, and the energy consumption of unit product of main energy-consuming product is higher by about 40% than developed country's height 25-90%(weighted mean); Secondly output value energy consumption is high, and the product value energy consumption of China is one of the highest in the world country, the such as energy of every kg of oil equivalent, and Japanese enterprises on average can create the output value of 10.2 dollars, and China can only create 0.7 dollar, is only 1/15 of Japan; China's unit source uses the GDP produced, and only has about 1/5 ~ 1/16 of developed country's mean level (ML) at present.Meanwhile, the utilization ratio of Mineral Resources in China and the energy is all very low, and Mineral Resources in China total yield is only 30-50%, 10-20 percentage point lower than world average level; Unit product output value energy consumption is 2.3 times of world average level.These cause one of China's products production cost is high, Business Economic Benefit is poor major reason.
Inorganic materials Electric Melting Technology utilizes inorganic materials ionic conduction characteristic at high temperature to impose alternating electric field to produce joule heating to found a kind of technology of inorganic materials.This technology has the plurality of advantages such as energy-saving and environmental protection, product high-quality, labour intensity is low, therefore is generally used in developed country.Along with the enhancing of Environmental Protection in China consciousness and the quality-improving of production product, inorganic materials Electric Melting Technology obtains at home and develops fast.
As the mineral wool product of " Environmental harmony material ", its traditional processing technology is cupola furnace technique.The working process of cupola furnace is: first load a certain amount of coal as bed coke in stove, its height is generally more than one meter.After igniting, bed coke is added to specified altitude, from air port to the end face of bed coke be bed coke height.Then by the melting rate of stove, the Wingdale prepared, metal charge and coke charge are added from charging opening in order in batches.Furnace charge end face edge under charging opening is kept in whole blow-on process.Blast air in stove through air port with bed coke generation combustion reactions, the high-temperature furnace gas of generation upwards flows, and to furnace charge heating, and first metal charge on bed coke end face is melted.Iron after fusing drops in and drops in the process of cupola well, and heated further by high-temperature furnace gas and red-hot coke, it is overheated that this process is called.Burning along with bed coke is become estranged the fusing of metal charge, and the bed of material declines gradually.Often criticize load melting after, fuel is supplemented by additional coke charge, and bed coke height is remained unchanged substantially, and whole melting process is carried out continuously.Wingdale in furnace charge resolves into lime and carbonic acid gas under the effect of high-temperature furnace gas.Lime is basic oxide, its can and coke in ash content and acidic substance such as impurity, metal oxide in furnace charge be combined into the lower slag of fusing point.The slag of fusing also drops to cupola well, and floats on molten iron.In cupola furnace, carry out the burning of bed coke, the transmission of heat and metallurgical reaction 3 significant process simultaneously.
Produce one ton of mineral wool product in the preparation process of tradition cupola furnace technique on average to need to consume the energy about 550 kilograms of standard coals (comprising Jiao, electricity etc.).Energy consumption cost accounts for more than 30% of factory cost, causes the selling price of mineral wool product can not to be in any more, generally all more than 2500-3200 yuan/ton, becomes mineral wool product and is difficult to enter one of bottleneck problem that construction market gives prominence to the most.It is reduce its energy consumption that wish reduces one of key of the selling price of mineral wool product.Although energy-conservation object also can be reached, the limited extent of consumption reduction by adopting some new technologies (as heating air-supply, oxygen-enriched blasting etc.) in traditional technology.
And blast furnace hot molten slag itself has very high temperature (1400-1600 DEG C), its average heat content is about 1670MJ/t, belongs to the residual heat resources of high-quality, has very high recovery value.Because blast furnace slag is had many uses, therefore the recovery principle of slag energy not only will reclaim its residual heat resources, and the recycling of slag will be convenient to, while making full use of waste residue sensible heat, produce mineral wool, cinder microcrystalline glass etc. and there is building material product compared with high added value; But at present, domestic and international blast furnace slag is main mainly with water quenching, and heat cannot be recycled.Therefore, adopt blast furnace hot molten slag directly to prepare mineral wool and be conducive to solving respective Problems existing in above-mentioned technical field, achieve the organic unity of the energy-saving and cost-reducing and blast furnace hot molten slag heat recycling in mineral wool preparation process, taking full advantage of the heat of blast furnace hot molten slag, is one of hot spot technology of current research.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, and provide a kind of equipment producing granulated wool, it can not only make full use of the residual heat resources in blast furnace hot molten slag, energy-conserving and environment-protective; And Melt molten in skull melting furnace evenly, vitrifying degree is high, effectively can improve fibroblast rate and the quality of mineral wool, and improve wool production.
The technical solution of the utility model is:
A kind of equipment producing granulated wool, comprise and get slag runner, feed chute apparatus, skull melting furnace and whizzer for water conservancy diversion blast furnace hot molten slag, it is characterized in that, described skull melting furnace comprises feed tank successively, melting pool and material road, and described feed tank top is provided with slag influx and homophony material charging opening, bottom described feed tank with bottom melting pool between be connected by the first flow liquid passage, the one end in described material road is connected with melting pool, and the other end is closed, and the bottom in material road is provided with discharge port; Described first flow liquid passage place is provided with the first flow control flap arrangement of the flow for controlling the first flow liquid passage; Described material road place is provided with the material road flow control flap arrangement for controlling the flow of expecting road, and material road flow control flap arrangement is between melting pool and discharge port; Described feed chute apparatus comprises chute support and is arranged on the chute body on chute support, the both ends open of described feed chute, and one end of feed chute forms the charging port of feed chute, and this charging port is connected with the port getting slag runner; The other end of feed chute forms the discharging port of feed chute, and this discharging port stretches in skull melting furnace by skull melting furnace feeding mouth; Described slag runner place of getting is provided with hot molten slag capture device, and this hot molten slag capture device comprises the intercepting flashboard being plugged in and getting in slag runner.
When skull melting furnace needs to introduce blast furnace hot molten slag: the intercepting flashboard got in slag runner is mentioned; Thus make blast furnace hot molten slag by getting in slag runner and feed chute introducing skull melting furnace; When skull melting furnace does not need to introduce blast furnace hot molten slag: intercepting flashboard is inserted and gets in slag runner, close and get slag runner.While blast furnace hot molten slag flows into feed tank, modified material is entered in feed tank by modified material charging opening, makes modified material be blended in blast furnace hot molten slag uniformly; Then, melt (namely mixing the blast furnace hot molten slag of modified material) enters melting pool by the first flow liquid passage, makes the further clarification and homogenization of melt, promotes its vitrified formation, obtains good, uniform melt; Finally, melt is flowed out by the discharge port of expecting, it is cotton that supply whizzer carries out system.Blast furnace hot molten slag (1400-1600 DEG C) is directly introduced in feed tank by slag influx by this programme skull melting furnace, make full use of the heat of blast furnace hot molten slag itself, and coordinate modified material reduce slag fusing point, its high temperature viscosity and high temperature resistance are reduced, the clarification and homogenization process of strengthened slagging, promote its vitrified formation, be conducive to realizing the smooth fusing of melt needed for mineral wool, evenly, improve the fibroblast rate of mineral wool, improve wool production.
As preferably, slag influx is arranged on feed tank side surface upper part, and slag is flow in feed tank by feed chute, and the track flowing into the slag in feed tank by feed chute is parabolic path; Described homophony material charging opening is arranged on feed tank end face, and the drop point being entered the modified material of feed tank by homophony material charging opening is positioned at by the parabolic path of the slag of feed chute inflow feed tank.
Drop point due to the modified material being entered feed tank by homophony material charging opening is positioned at and flows on the parabolic path of the hot molten slag of feed tank by feed chute, can effectively avoid so modified material a large amount of float on high-temperature liquid state slag surface, and slag is mixed with the Quick uniform of modified material, be conducive to promoting its vitrified formation, evenly, improving fibroblast rate and the quality of mineral wool.
As preferably, in described intercepting flashboard, be respectively equipped with cooling-water duct, and intercepting flashboard end face is provided with the water-in and water outlet that communicate with cooling-water duct; Described hot molten slag capture device also comprises frame, Connection Block, is rotatably arranged on the vertical union lever on Connection Block, is arranged in frame for being elevated the lifting executive device of Connection Block and being arranged in frame for rotating the flashboard slewing apparatus of intercepting flashboard; The frame of described hot molten slag capture device is arranged on gets slag runner side, and the Connection Block of hot molten slag capture device and vertical union lever are positioned to be got above slag runner, and the lower end of this vertical union lever is toward downward-extension, and is fixed on intercepting flashboard top; Described Connection Block comprises upper junction plate, is positioned at the lower connecting plate below upper junction plate and connects the web member of upper and lower web plate; Described lifting executive device comprises and is arranged on vertical cylinder in frame or vertical oil cylinder, the guide rod being arranged on the vertical guide pin bushing in frame and being arranged in vertical guide pin bushing, lower end of the guide rod is connected with upper junction plate, the piston rod of described vertical cylinder or vertically oil cylinder down stretches out, and is fixed on upper junction plate; Connecting through hole is provided with in the middle part of described lower connecting plate, and this connecting through hole internal fixtion be provided with axle sleeve, described vertical union lever is cylindric, and the upper end of vertical union lever up extends, and through axle sleeve, and vertically union lever upper end, between upper and lower web plate, be provided with positive stop; Described flashboard slewing apparatus comprises the adapter sleeve be set on vertical union lever, the oscillating cylinder being fixedly installed on the fork on adapter sleeve outer side and being arranged between frame and fork, described vertical union lever outer side is provided with the vertical stopper slot extended along vertical union lever, adapter sleeve medial surface is provided with the spacing block set suitable with vertical stopper slot, the cylinder ends of described oscillating cylinder is hinged in frame, and the piston rod end of oscillating cylinder is hinged on fork.
Because blast furnace hot molten slag has very high temperature (1400 ~ 1600 DEG C), be respectively equipped with cooling-water duct in the intercepting flashboard of thus this programme, cooled by water coolant, extend flashboard work-ing life; But so intercepting flashboard will be in cold conditions (relative to blast furnace hot molten slag), and in blast furnace hot molten slag in blast furnace residue channel, there is a certain amount of molten iron; Because intercepting flashboard is in cold conditions, and between flashboard and slag runner surface, there is gap (because slag runner is inevitably existed gap by blast furnace hot molten slag corrosion etc. between reason flashboard and slag runner), this makes, and the slag melts such as the molten iron between infiltration flashboard and slag runner surface are easily cooled to be solidified, and then the slag melts such as molten iron cooled between flashboard and blast furnace residue channel surface are sticked together, cause intercepting flashboard to be difficult to mention by getting in slag runner; Failure when this not only causes intercepting blast furnace hot molten slag; But also high-temperature slag can be caused to overflow slag runner, destroy peripheral equipment, even surrounding work personnel are damaged;
On hot molten slag capture device, flashboard slewing apparatus is all provided with in order to solve above-mentioned not enough this programme; Due to the setting of flashboard slewing apparatus, when intercepting flashboard needs to mention in by slag runner, first drive intercepting flashboard around the rotating shaft rotation back and forth of vertical union lever by flashboard slewing apparatus, thus intercepting flashboard is loosened, avoid being sticked together between flashboard and slag runner surface; Thus ensure that flashboard can be mentioned by slag runner smoothly.
Further, when vertical cylinder or vertical oil cylinder drive Connection Block descending, vertical union lever and intercepting flashboard are then descending with Connection Block under Gravitative Loads, insert and get in slag runner, and when flashboard inserts the bottom of trench of slag runner, after vertical cylinder or vertically oil cylinder stopping are descending; Because positive stop is between upper and lower web plate, and between positive stop and upper junction plate, also tool is at regular intervals, and upper junction plate can not be pressed on positive stop, and flashboard can not be pressed in slag runner by so vertical cylinder or vertically oil cylinder; Thus when flashboard need by get mention in slag runner time, can first drive intercepting flashboard around the rotating shaft rotation back and forth of vertical union lever smoothly by flashboard slewing apparatus, make flashboard loosen; And can not because of the effect of vertical cylinder or vertical oil cylinder make flashboard tightly be pressed in slag runner, cause flashboard slewing apparatus cannot drive flashboard rotation, flashboard slewing apparatus lost efficacy.
As preferably, the U-shaped profile of chute support, chute support is made up of base and two support side plate be parallel to each other be arranged on the relative dual-side of base; Described chute body is placed on base, and between two support side plate, and being respectively equipped with refractory materials interlayer between chute body and two support side plate, be provided with cooling water cavity in described base, chassis outer side face is provided with the inlet through hole and water outlet through hole that communicate with cooling water cavity; On chute support, be positioned at above feed chute and be provided with upper cover, cover on described, be positioned at above feed chute and be provided with burning spray gun, and the nozzle of this burning spray gun is top-down towards feed chute.
Because this programme arranges burning spray gun above feed chute, the nozzle of this burning spray gun is top-down towards feed chute; The flame of such burning spray gun ejection can be directly injected on the slag in feed chute from top to bottom, effectively improves the heating efficiency to slag in feed chute and effect; Simultaneously, the top of feed chute envelope is also hidden by upper cover by this programme, in the opposing seal space of the flame that burning spray gun sprays between upper cover and feed chute, heat can be reduced greatly and be directly dispersed in outside air, improve the utilization ratio of heat further; Thus effectively avoid often making in the modified material adition process of cold conditions blast furnace thermal slag to produce temperature " plunging " phenomenon.
On the other hand, because chute body is used for water conservancy diversion blast furnace hot molten slag, it requires high to erosion-resisting characteristics and fire performance, and manufacture difficulty is large; And chute support requires low to erosion-resisting characteristics and fire performance, it is easy to make; Thus chute body separates with chute support and designs, makes by this programme, and is arranged on by cooling water cavity in the base of chute support, between two support side plate and chute body of chute support, arrange refractory materials interlayer; So not only be convenient to actual production make, reduce manufacture difficulty; And the temperature that effectively can solve feed chute apparatus is equally too high and cause the problem of potential safety hazard.
As preferably, upper cover is arch, and upper cover rim feed chute extends, and envelope shutter before being provided with by the upper cover end of charging port, the upper cover end by discharging port is provided with rear envelope shutter; Described upper tops, close charging port are provided with gun stand, and described burning spray gun is arranged on gun stand; Before described, envelope shutter is provided with and dodges mouth, and the nozzle of described burning spray gun is towards dodging mouth, and the flame of the nozzle of burning spray gun ejection sprays from dodging mouth obliquely toward feed chute; The top of upper cover is provided with the thermopair of the atmosphere surrounding temperature in the cavity for measuring between upper cover and feed chute.
Because upper cover is arch, and the rear and front end of upper cover is provided with forward and backward envelope shutter, a pockets can be formed like this above feed chute, and the thermopair of this programme detects is atmosphere surrounding temperature in this pockets, thus it can not affect feed chute blast furnace hot molten slag is imported skull melting furnace; Meanwhile, when blast furnace hot molten slag imports after skull melting furnace, the hot gas flow in skull melting furnace up will be flowed by the feeding mouth of skull melting furnace, and is pooled in the pockets that formed by upper cover by feed chute; Whether the atmosphere surrounding temperature that thus can be judged in skull melting furnace by the temperature detected in this pockets is up to standard.
As preferably, the side surface upper part of feed tank, be positioned at and below slag influx, be provided with on feed tank liquid level line under liquid level line and feed tank, and the melt liquid level in feed tank is on feed tank under liquid level line and feed tank between liquid level line, the side of described feed tank is provided with some feed tank sides intercalative electrode, the bottom surface of feed tank is provided with some feed tank vertical-insert electrodes, and each feed tank side intercalative electrode and feed tank vertical-insert electrode are all positioned at the below of liquid level line under feed tank; The medial surface top of described melting pool is provided with melting pool liquid level line, and melting pool liquid level line is positioned under feed tank below liquid level line, and the melt liquid level in described melting pool is positioned at below melting pool liquid level line, and the side of described melting pool is provided with some melting pool sides intercalative electrode; Each melting pool side intercalative electrode is positioned at the below of melting pool liquid level line; Described material road is positioned at above melting pool bottom surface, and the melt liquid level in material road is positioned at below melting pool liquid level line; Be provided with side, some material roads intercalative electrode in the upper space in described material road, material side, road plug-in very stannic oxide electrode, material side, road intercalative electrode is positioned at the top of melting pool liquid level line, and the two ends of side, Ge Liao road intercalative electrode are all positioned at outside material road; The end face of described material road blind end is provided with flash mouth, and this flash mouth is positioned at above material bottom surface, road, and the bottom surface of flash mouth is positioned at the below of material side, road intercalative electrode.
In order to make, the melt in feed tank and melting pool is clarified, homogenizing, improves the fibroblast rate of mineral wool, the melt temperature higher (1500 degrees centigrade) in processing requirement feed tank and melting pool, and in feed tank and melting pool, the melt temperature at each position is even; Thus this programme arranges electrode below the melt liquid level of feed tank and melting pool, utilize high temperature resistant electrode directly in melt is heated, ensure the requirement of the melt temperature in feed tank and melting pool;
And the fibroblast requirement in order to make the melt viscosity flowed out by discharge port meet whizzer, the temperature of the melt flowed out by the discharge port in material road can not be too high (at about 1400 degree, temperature is too high, causes the viscosity of melt on the low side, temperature is too low, causes the viscosity of melt higher, and the higher or on the low side fibroblast that all can not meet four roller supercentrifuges of viscosity requires); Thus in order to the melt temperature requirement in satisfied material road, the electrode in material road is arranged on the top of the melt liquid level in material road by this programme, and avoid the melt in electrode direct heating material road, the melt temperature in Shi Liao road is higher; But this is very easily oxidized under the well-oxygenated environment of high temperature due to common electrode materials, and the electrode in expecting needs the top (being arranged in air) of the melt liquid level being arranged on material road, and this makes to expect that the electrode in road can not adopt common electrode; Thus this programme arranges stannic oxide electrode on the top in material space, road, is met the requirements by the melt temperature in stannic oxide electrode Lai Shiliao road, and the electrode that simultaneously turn avoid in material road exposes problem oxidized in atmosphere.Further, because tindioxide is volatile in high temperature environments, during in order to avoid expecting the melt liquid level generation fluctuation in road, stannic oxide electrode being immersed in melt, causing tindioxide to volatilize; Thus the utility model arranges flash mouth on the end face of material road blind end, and the bottom surface of flash mouth is positioned at the below of material side, road intercalative electrode; Thus ensure that unnecessary melt will be discharged by flash mouth, avoid melt to cover stannic oxide electrode when expecting that fluctuation occurs the melt liquid level in road.
As preferably, feed tank top is provided with at least a set of whipping appts, this whipping appts comprises the stir shaft being rotatably arranged on feed tank top, be arranged on the rotating driving device for driving stir shaft to rotate on the outer end face of feed tank, at least two are arranged on the agitator arm of stir shaft lower end and are arranged on the stirring ball of agitator arm end, described agitator arm is uniform around stir shaft circumference, and each agitator arm extends obliquely along the radial direction of stir shaft.
As preferably, first flow control flap arrangement comprises the first flow control flashboard of being vertically plugged in the first flow liquid passage place and is located at skull melting furnace top for being elevated the flashboard lifting craspedodrome device of the first flow control flashboard, and described material road flow control flap arrangement comprises and is vertically plugged in material Dao Neiliao road flashboard and is located at skull melting furnace top for being elevated the flashboard lifting craspedodrome device of material road flashboard.
As preferably, feed tank, the sidewall in melting pool and material road and bottom surface from interior to outer successively by inner lining refractory layer, middle level refractory masses and outer refractory layer form; Feed tank, the end face in melting pool and material road is made up of furnace roof fire resisting material layer.
The beneficial effects of the utility model are: can not only make full use of the residual heat resources in blast furnace hot molten slag, energy-conserving and environment-protective; And Melt molten in skull melting furnace evenly, vitrifying degree is high, effectively can improve fibroblast rate and the quality of mineral wool, improve wool production.
Accompanying drawing explanation
Fig. 1 is a kind of a kind of structural representation producing the equipment of granulated wool of the present utility model.
Fig. 2 is a kind of structural representation of skull melting furnace of the present utility model.
Fig. 3 is a kind of vertical view at melting pool of the present utility model and material road place.
Fig. 4 is a kind of cross-sectional view at A-A place in Fig. 1.
Fig. 5 is a kind of cross-sectional view at B-B place in Fig. 4.
Fig. 6 is a kind of cross-sectional view of feed chute apparatus of the present utility model.
Fig. 7 is a kind of cross-sectional view at C-C place in Fig. 6.
In figure: feed tank 1, homophony material charging opening 12, stir shaft 13, agitator arm 14, stirs ball 15, whipping appts 16, liquid level line 17 on feed tank, liquid level line 18 under feed tank, feed tank side intercalative electrode 19, feed tank vertical-insert electrode 110, cooling of electrode water jacket 111; Melting pool 3, melting pool liquid level line 31, melting pool side intercalative electrode 32; Material road 4, material side, road intercalative electrode 41, discharge port 42, discharge port metal sets off 43, discharge port refractory materials 44, flash mouth 45; Whizzer 5; First flow control flap arrangement 61, material road flow control flap arrangement 63; First flow liquid passage is connected 7; Inner lining refractory 91, middle level refractory materials 92, outer refractory 93, furnace roof fire resisting material 94;
Get slag runner 1a; Intercepting flashboard 2a; Cooling-water duct 2a1, frame 3a; Connection Block 4a, upper junction plate 41a, web member 42a, lower connecting plate 43a; Vertical guide pin bushing 5a; Guide rod 6a; Vertical cylinder 7a; Positive stop 8a; Axle sleeve 9a; Vertical union lever 10a; Vertical stopper slot 11a; Fork 12a; Adapter sleeve 13a, spacing block set 13a1; Spacing guide pin bushing 14a; Oscillating cylinder 15a; First preset pieces 16a, the second preset pieces 17a;
Feed chute apparatus 1b; Chute support 2b, base 2b1, cooling water cavity 2b2, water-in 2b3, water outlet 2b4, refractory materials interlayer 2b5, support side plate 2b6; Chute body 3b, feed chute 4b, upper cover 5b, rear envelope shutter 51b, cover plate thermal insulation layer 52b, internal layer cover plate 53b, front envelope shutter 54b, dodges a mouthful 55b; Thermopair 6b; Gun stand 7b; Burning spray gun 8b, nozzle 8b1.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As shown in Figure 1 and Figure 2, a kind of equipment producing granulated wool comprises and gets slag runner 1a, feed chute apparatus 1b for water conservancy diversion blast furnace hot molten slag; skull melting furnace, whizzer 5, cotton collecting machine and tablets press; wherein whizzer, cotton collecting machine and tablets press are equipment common in prior art.Skull melting furnace comprises feed tank 1 successively, melting pool 3 and material road 4.Feed tank top is provided with slag influx and homophony material charging opening 12, and slag influx is arranged on feed tank side surface upper part, and homophony material charging opening is arranged on feed tank end face.
As Fig. 1, as 2, shown in Fig. 3, bottom feed tank with bottom melting pool between be connected by the first flow liquid passage 7.The one end in material road is connected with melting pool, and the other end is closed.The bottom in material road is provided with discharge port 42.The side surface upper part of feed tank, be positioned at and below slag influx, be provided with on feed tank liquid level line 18 under liquid level line 17 and feed tank, and the melt liquid level in feed tank is on feed tank under liquid level line and feed tank between liquid level line.The side of feed tank 1 is provided with some feed tank sides intercalative electrode 19, be specifically, the front and rear sides face of feed tank is respectively arranged with the feed tank side intercalative electrode described in four, and four feed tank side intercalative electrodes on front and rear sides face are made up of two upper side intercalative electrodes and two lower side intercalative electrodes respectively, and upper side intercalative electrode is positioned at the top of lower side intercalative electrode.The bottom surface of feed tank is provided with four feed tank vertical-insert electrodes 110.Feed tank side intercalative electrode and feed tank vertical-insert electrode are all positioned at the below of liquid level line under feed tank.On the intercalative electrode of each feed tank side, the position corresponding with feed tank sidewall be arranged with cooling of electrode water jacket 111 respectively, and on each feed tank vertical-insert electrode, the position corresponding with feed tank diapire be also arranged with cooling of electrode water jacket respectively.
Feed tank top is provided with two cover whipping apptss 16.Whipping appts comprises the stir shaft 13 being rotatably arranged on feed tank top, and be arranged on the rotating driving device for driving stir shaft to rotate on the outer end face of feed tank, three are arranged on the agitator arm 14 of stir shaft lower end and are arranged on the stirring ball 15 of agitator arm end.Agitator arm is uniform around stir shaft circumference, and each agitator arm extends obliquely along the radial direction of stir shaft.
The side of melting pool 3 is provided with some melting pool sides intercalative electrode 32, specifically, the front and rear sides side of melting pool is respectively arranged with the melting pool side intercalative electrode described in the six roots of sensation.Melting pool side intercalative electrode is positioned at the below of melting pool liquid level line.On the intercalative electrode of each melting pool side, the position corresponding with melting pool sidewall be also arranged with cooling of electrode water jacket respectively.
Material road 4 is positioned at above melting pool bottom surface.Melt liquid level in material road is positioned at below melting pool liquid level line 31 or with melting pool liquid level line and flushes.The bottom in material road is provided with discharge port 42, and discharge port is near the blind end in material road.Discharge port is circular.Discharge outlet is provided with discharge port metal and sets off 43, and sets off surrounding at discharge port metal and be provided with discharge port refractory materials 44.The end face of material road blind end is provided with flash mouth 45.This flash mouth is positioned at above material bottom surface, road, and the bottom surface of flash mouth is positioned at the below of material side, road intercalative electrode.Seven side, Gen Liao road intercalative electrodes 41 are provided with in the upper space in material road.Material side, road plug-in very stannic oxide electrode.Material side, road intercalative electrode is positioned at above melting pool liquid level line 31.The two ends of side, Ge Liao road intercalative electrode are all positioned at outside material road.A termination cathode power supply in intercalative electrode two ends, side, Ge Liao road, another termination negative power supply.
First flow liquid passage 7 place is provided with the first flow control flap arrangement 61 of the flow for controlling the first flow liquid passage.First flow control flap arrangement comprises the first flow control flashboard of being vertically plugged in the first flow liquid passage and is located at skull melting furnace top for being elevated the flashboard lifting craspedodrome device of the first flow control flashboard.This flashboard lifting craspedodrome device comprises the vertical tooth bar being fixed on the first flow control flashboard top, is arranged on actuating motor and the gear at skull melting furnace top.The upper end of vertical tooth bar up extends, and the rotating shaft of gear is connected with the output shaft of actuating motor, and wheel and rack is meshed.Flashboard lifting craspedodrome device in the present embodiment can also be made up of cylinder or oil cylinder, is elevated the first flow control flashboard by cylinder or oil cylinder.
Material road place is provided with the material road flow control flap arrangement 63 for controlling the flow of expecting road.Material road flow control flap arrangement is between melting pool and discharge port, and material road flow control flap arrangement is near melting pool.Material road flow control flap arrangement comprises vertically being plugged in expects Dao Neiliao road flashboard and is located at skull melting furnace top for being elevated the flashboard lifting craspedodrome device of material road flashboard.This flashboard lifting craspedodrome device comprises the vertical tooth bar being fixed on material flashboard top, road, is arranged on actuating motor and the gear at skull melting furnace top.The upper end of vertical tooth bar up extends, and the rotating shaft of gear is connected with the output shaft of actuating motor, and wheel and rack is meshed.Flashboard lifting craspedodrome device in the present embodiment can also be made up of cylinder or oil cylinder, is elevated material road flashboard by cylinder or oil cylinder.
The furnace wall of the skull melting furnace of the present embodiment and furnace bottom from interior to outer successively by inner lining refractory layer 91, middle level refractory masses 92 and outer refractory layer 93 form, and furnace roof is made up of furnace roof fire resisting material layer 94; Specifically, feed tank, melting pool and the material sidewall in road and bottom surface from interior to outer successively by inner lining refractory layer, middle level refractory masses and outer refractory layer form; Feed tank, the end face in melting pool and material road is made up of furnace roof fire resisting material layer.Inner lining refractory layer is made up of zircon, and middle level refractory masses is made up of zircon corundum, and outer refractory layer is made up of High-Alumina.Furnace roof fire resisting material layer is made up of corundum.
As shown in Figure 1, Figure 4, Figure 5, get slag runner place and be provided with hot molten slag capture device.Hot molten slag capture device comprises frame 3a, second cooling water inlet pipe road, second cooling water outlet pipe road, be plugged in the intercepting flashboard 2a got in slag runner, Connection Block 4a, rotatably be arranged on the vertical union lever 10a on Connection Block, be arranged in frame for being elevated the lifting executive device of Connection Block and being arranged in frame for rotating the flashboard slewing apparatus of intercepting flashboard.The frame of hot molten slag capture device is arranged on gets slag runner side.The Connection Block of hot molten slag capture device and vertical union lever are positioned to be got above slag runner, and the lower end of this vertical union lever is toward downward-extension, and is fixed on intercepting flashboard top.
Intercepting flashboard is vertically arranged.Intercepting flashboard is rectangular.Cooling-water duct 2a1 is provided with in intercepting flashboard.Intercepting flashboard end face is provided with the water-in and water outlet that communicate with its cooling-water duct.The one end in the second cooling water inlet pipe road is connected with the water-in of intercepting flashboard, and has at least section of tubing to be flexible pipe in this second cooling water inlet pipe road.Second one end, cooling water outlet pipe road is connected with intercepting flashboard upper water-out mouth, and also has at least section of tubing to be flexible pipe in this second cooling water outlet pipe road.
Connection Block comprises upper junction plate 41a, is positioned at the lower connecting plate 43a below upper junction plate and connects the web member 42a of upper and lower web plate.Lifting executive device comprises and is arranged on vertical cylinder 7a in frame or vertical oil cylinder, and two are arranged on the vertical guide pin bushing 5a in frame and are separately positioned on the guide rod 6a in two vertical guide pin bushings.Two lower end of the guide rod are connected with upper junction plate.The piston rod of vertical cylinder or vertically oil cylinder down stretches out, and is fixed on upper junction plate.Vertical union lever is cylindric.Vertical union lever is rotatably arranged on Connection Block, specifically, is provided with connecting through hole in the middle part of lower connecting plate, and this connecting through hole internal fixtion be provided with axle sleeve 9a; The upper end of vertical union lever up extends, and through axle sleeve, vertical union lever can rotate relative to axle sleeve.The upper end of vertical union lever, between upper and lower web plate, be provided with positive stop 8a, and positive stop is resisted against on axle sleeve.Vertical union lever is hung on axle sleeve by positive stop.On vertical union lever, be positioned at below adapter sleeve and be also arranged with spacing guide pin bushing 14a, and vertically union lever can rotate relative to spacing guide pin bushing.Spacing guide pin bushing is fixed in frame.
Flashboard slewing apparatus comprises the adapter sleeve 13a be set on vertical union lever, be fixedly installed on the fork 12a on adapter sleeve outer side, be arranged on the oscillating cylinder 15a between frame and fork and be arranged in frame for limiting the first preset pieces 16a and the second preset pieces 17a of the rotational angle of described fork.Vertical union lever outer side is provided with the vertical stopper slot 11a extended along vertical union lever.Adapter sleeve medial surface is provided with the spacing block set 13a1 suitable with vertical stopper slot.The lower end abutment of adapter sleeve is on spacing guide pin bushing.The cylinder ends of oscillating cylinder is hinged in frame, and the piston rod end of oscillating cylinder is hinged on fork.Fork is horizontally disposed with, and fork extends along adapter sleeve radial direction.First preset pieces and the second preset pieces are positioned at the relative both sides of fork.
As shown in Figure 1, Figure 6, Figure 7, feed chute apparatus 1b comprises chute support 2b, is arranged on the chute body 3b on chute support, is arranged on the feed chute 4b on chute body end face and is arranged on chute support, is positioned at upper cover 5b above feed chute.The both ends open of feed chute.One end of feed chute forms the charging port of feed chute, and this charging port is connected with the port getting slag runner (namely this charging port is connected with the slag outflow port of getting slag runner).The other end of feed chute forms the discharging port of feed chute, and this discharging port is stretched in skull melting furnace by skull melting furnace feeding mouth.The bottom surface of feed chute is extended from charging port obliquely toward discharging port.
The U-shaped profile of chute support.Chute support is made up of base 2b1 and the two support side plate 2b6 be parallel to each other be arranged on the relative dual-side of base.Chute body is placed on base, and between two support side plate.Refractory materials interlayer 2b5 is respectively equipped with between chute body and two support side plate.Refractory materials interlayer is made up of flame-retardant fibre board.Be provided with cooling water cavity 2b2 in base, chassis outer side face is provided with the water-in 2b3 and water outlet 2b4 that communicate with cooling water cavity.
On chute support, be positioned at also to be provided with above feed chute and hide dull and stereotyped, and hide dull and stereotyped between charging port and upper cover.Hide flat board to be bolted on chute support.Upper cover is made up of internal layer cover plate 53b, cover plate thermal insulation layer 52b and outer casing successively.The material of internal layer cover plate is silicon carbide.Upper cover is arch.Upper cover rim feed chute extends, and is provided with front envelope shutter 54b by the upper cover end of charging port, and the upper cover end by discharging port is provided with rear envelope shutter 51b.The top of upper cover is provided with the thermopair 6b of the atmosphere surrounding temperature in the cavity for measuring between upper cover and feed chute.The top of upper cover is provided with through hole, and the detecting end of thermopair is positioned at inside upper cover through this through hole.Upper tops, close charging port are provided with gun stand 7b.On cover, be positioned at above feed chute and be provided with burning spray gun 8b, burning spray gun is arranged on gun stand.Front envelope shutter is provided with dodges a mouthful 55b, and the nozzle 8b1 of burning spray gun is towards dodging mouth.The nozzle of burning spray gun is top-down towards feed chute.The flame of the nozzle ejection of burning spray gun sprays from dodging mouth obliquely toward feed chute.
Slag is flow in feed tank by feed chute, and the track flowing into the slag in feed tank by feed chute is parabolic path.Homophony material charging opening is arranged on feed tank end face, and the drop point being entered the modified material of feed tank by homophony material charging opening is positioned at by the parabolic path of the slag of feed chute inflow feed tank.
Of the present utility model a kind of produce in the specific works process of the equipment of granulated wool as follows:
When skull melting furnace does not need to introduce blast furnace hot molten slag: intercepting flashboard is inserted and gets in slag runner, close and get slag runner; Now, skull melting furnace does not introduce blast furnace hot molten slag, and blast furnace hot molten slag can by other slag runner drainage process.
When skull melting furnace needs to introduce blast furnace hot molten slag:
First, the flashboard slewing apparatus of hot molten slag capture device is stretched out by the piston rod of oscillating cylinder/is shunk, thus drives vertical union lever to rotate by fork, adapter sleeve, spacing block set and vertical stopper slot; Wherein, fork make use of lever principle, increase effectively the shaking moment that adapter sleeve drives vertical union lever, and then guarantees the rotating shaft back and forth rotation of drive intercepting flashboard around vertical union lever, flashboard is loosened, avoids being sticked together between intercepting flashboard and blast furnace residue channel surface;
Then, the intercepting flashboard got in slag runner is mentioned, thus blast furnace hot molten slag is introduced in skull melting furnace by getting slag runner, realizes the actual needs according to mineral wool manufacture craft in blast furnace production process, directly online intercepting blast furnace hot molten slag in blast furnace residue channel.In addition, the height can also mentioned according to flow control flashboard controls to get the aperture of slag runner, thus control get slag amount number.Get slag amount number and sectional area (i.e. slag open area) between slag runner bottom surface can be got with flow velocity and measure according to flow control flashboard base, thus the quantifying realizing slag intercepts (first domestic), meets process requirements.
While blast furnace hot molten slag flows into feed tank, modified material is entered in feed tank by homophony material charging opening, makes modified material be blended in blast furnace hot molten slag uniformly; Meanwhile, the time of the maintenance of melt in feed tank is controlled by the first flow control flap arrangement;
Then, the first flow control flashboard of the first flow control flap arrangement rises, and opens the first flow liquid passage; Thus make the melt in feed tank (namely mixing the blast furnace hot molten slag of modified material) flow in melting pool by the first flow liquid passage; Wherein the first flow control flap arrangement is used for the melt liquid level height in controlled melting pond, ensures that the melt liquid level in melting pool is positioned at below melting pool liquid level line; Namely, when the melt liquid level in melting pool is near melting pool liquid level line, the first flow control flap arrangement closes the first flow liquid passage.Melt clarification and homogenization in melting pool further, promote its vitrified formation, obtain good, uniform melt; Meanwhile, the time of the maintenance of melt in melting pool is controlled by material road flow control flap arrangement;
Again then, material road flow control flap arrangement opens material road flashboard, and qualified melt is flowed out by the discharge port of expecting, it is cotton that supply whizzer carries out system; Qualified melt is flowed out by the discharge port of expecting, it is cotton that supply whizzer carries out system; Got rid of under the compound action of the centrifugal force that qualified melt produces at the high speed centrifugation roller of whizzer and high velocity air and made fiber, and collected this fiber, obtained mineral wool by cotton collecting machine; Then granulation, obtained granulated wool is carried out by tablets press.
Claims (9)
1. produce the equipment of granulated wool for one kind, comprise and get slag runner, feed chute apparatus, skull melting furnace and whizzer for water conservancy diversion blast furnace hot molten slag, it is characterized in that, described skull melting furnace comprises feed tank successively, melting pool and material road, and described feed tank top is provided with slag influx and homophony material charging opening, bottom described feed tank with bottom melting pool between be connected by the first flow liquid passage, the one end in described material road is connected with melting pool, and the other end is closed, and the bottom in material road is provided with discharge port; Described first flow liquid passage place is provided with the first flow control flap arrangement of the flow for controlling the first flow liquid passage; Described material road place is provided with the material road flow control flap arrangement for controlling the flow of expecting road, and material road flow control flap arrangement is between melting pool and discharge port;
Described feed chute apparatus comprises chute support and is arranged on the chute body on chute support, the both ends open of described feed chute, and one end of feed chute forms the charging port of feed chute, and this charging port is connected with the port getting slag runner; The other end of feed chute forms the discharging port of feed chute, and this discharging port stretches in skull melting furnace by skull melting furnace feeding mouth; Described slag runner place of getting is provided with hot molten slag capture device, and this hot molten slag capture device comprises the intercepting flashboard being plugged in and getting in slag runner.
2. a kind of equipment producing granulated wool according to claim 1, it is characterized in that, described slag influx is arranged on feed tank side surface upper part, and slag is flow in feed tank by feed chute, and the track flowing into the slag in feed tank by feed chute is parabolic path; Described homophony material charging opening is arranged on feed tank end face, and the drop point being entered the modified material of feed tank by homophony material charging opening is positioned at by the parabolic path of the slag of feed chute inflow feed tank.
3.
3.a kind of equipment producing granulated wool according to claim 1, is characterized in that, be respectively equipped with cooling-water duct in described intercepting flashboard, and intercepting flashboard end face is provided with the water-in and water outlet that communicate with cooling-water duct; Described hot molten slag capture device also comprises frame, Connection Block, is rotatably arranged on the vertical union lever on Connection Block, is arranged in frame for being elevated the lifting executive device of Connection Block and being arranged in frame for rotating the flashboard slewing apparatus of intercepting flashboard; The frame of described hot molten slag capture device is arranged on gets slag runner side, and the Connection Block of hot molten slag capture device and vertical union lever are positioned to be got above slag runner, and the lower end of this vertical union lever is toward downward-extension, and is fixed on intercepting flashboard top;
Described Connection Block comprises upper junction plate, is positioned at the lower connecting plate below upper junction plate and connects the web member of upper and lower web plate; Described lifting executive device comprises and is arranged on vertical cylinder in frame or vertical oil cylinder, the guide rod being arranged on the vertical guide pin bushing in frame and being arranged in vertical guide pin bushing, lower end of the guide rod is connected with upper junction plate, the piston rod of described vertical cylinder or vertically oil cylinder down stretches out, and is fixed on upper junction plate; Connecting through hole is provided with in the middle part of described lower connecting plate, and this connecting through hole internal fixtion be provided with axle sleeve, described vertical union lever is cylindric, and the upper end of vertical union lever up extends, and through axle sleeve, and vertically union lever upper end, between upper and lower web plate, be provided with positive stop;
Described flashboard slewing apparatus comprises the adapter sleeve be set on vertical union lever, the oscillating cylinder being fixedly installed on the fork on adapter sleeve outer side and being arranged between frame and fork, described vertical union lever outer side is provided with the vertical stopper slot extended along vertical union lever, adapter sleeve medial surface is provided with the spacing block set suitable with vertical stopper slot, the cylinder ends of described oscillating cylinder is hinged in frame, and the piston rod end of oscillating cylinder is hinged on fork.
4. a kind of equipment producing granulated wool according to claim 1, is characterized in that, the U-shaped profile of chute support, and chute support is made up of base and two support side plate be parallel to each other be arranged on the relative dual-side of base; Described chute body is placed on base, and between two support side plate, and being respectively equipped with refractory materials interlayer between chute body and two support side plate, be provided with cooling water cavity in described base, chassis outer side face is provided with the inlet through hole and water outlet through hole that communicate with cooling water cavity; On chute support, be positioned at above feed chute and be provided with upper cover, cover on described, be positioned at above feed chute and be provided with burning spray gun, and the nozzle of this burning spray gun is top-down towards feed chute.
5. a kind of equipment producing granulated wool according to claim 4, it is characterized in that, described upper cover is arch, and upper cover rim feed chute extends, and is provided with front envelope shutter by the upper cover end of charging port, and the upper cover end by discharging port is provided with rear envelope shutter; Described upper tops, close charging port are provided with gun stand, and described burning spray gun is arranged on gun stand; Before described, envelope shutter is provided with and dodges mouth, and the nozzle of described burning spray gun is towards dodging mouth, and the flame of the nozzle of burning spray gun ejection sprays from dodging mouth obliquely toward feed chute; The top of upper cover is provided with the thermopair of the atmosphere surrounding temperature in the cavity for measuring between upper cover and feed chute.
6. a kind of equipment producing granulated wool according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, the side surface upper part of described feed tank, be positioned at and below slag influx, be provided with on feed tank liquid level line under liquid level line and feed tank, and the melt liquid level in feed tank is on feed tank under liquid level line and feed tank between liquid level line, the side of described feed tank is provided with some feed tank sides intercalative electrode, the bottom surface of feed tank is provided with some feed tank vertical-insert electrodes, and each feed tank side intercalative electrode and feed tank vertical-insert electrode are all positioned at the below of liquid level line under feed tank;
The medial surface top of described melting pool is provided with melting pool liquid level line, and melting pool liquid level line is positioned under feed tank below liquid level line, and the melt liquid level in described melting pool is positioned at below melting pool liquid level line, and the side of described melting pool is provided with some melting pool sides intercalative electrode; Each melting pool side intercalative electrode is positioned at the below of melting pool liquid level line;
Described material road is positioned at above melting pool bottom surface, and the melt liquid level in material road is positioned at below melting pool liquid level line; Be provided with side, some material roads intercalative electrode in the upper space in described material road, material side, road plug-in very stannic oxide electrode, material side, road intercalative electrode is positioned at the top of melting pool liquid level line, and the two ends of side, Ge Liao road intercalative electrode are all positioned at outside material road; The end face of described material road blind end is provided with flash mouth, and this flash mouth is positioned at above material bottom surface, road, and the bottom surface of flash mouth is positioned at the below of material side, road intercalative electrode.
7. a kind of equipment producing granulated wool according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described feed tank top is provided with at least a set of whipping appts, this whipping appts comprises the stir shaft being rotatably arranged on feed tank top, be arranged on the rotating driving device for driving stir shaft to rotate on the outer end face of feed tank, at least two are arranged on the agitator arm of stir shaft lower end and are arranged on the stirring ball of agitator arm end, described agitator arm is uniform around stir shaft circumference, and each agitator arm extends obliquely along the radial direction of stir shaft.
8. a kind of equipment producing granulated wool according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described first flow control flap arrangement comprises the first flow control flashboard of being vertically plugged in the first flow liquid passage place and is located at skull melting furnace top for being elevated the flashboard lifting craspedodrome device of the first flow control flashboard, and described material road flow control flap arrangement comprises and is vertically plugged in material Dao Neiliao road flashboard and is located at skull melting furnace top for being elevated the flashboard lifting craspedodrome device of material road flashboard.
9. a kind of equipment producing granulated wool according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described feed tank, melting pool and the material sidewall in road and bottom surface from interior to outer successively by inner lining refractory layer, middle level refractory masses and outer refractory layer form; Feed tank, the end face in melting pool and material road is made up of furnace roof fire resisting material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405815.3U CN204125358U (en) | 2014-07-22 | 2014-07-22 | A kind of equipment producing granulated wool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420405815.3U CN204125358U (en) | 2014-07-22 | 2014-07-22 | A kind of equipment producing granulated wool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204125358U true CN204125358U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420405815.3U Expired - Fee Related CN204125358U (en) | 2014-07-22 | 2014-07-22 | A kind of equipment producing granulated wool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204125358U (en) |
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2014
- 2014-07-22 CN CN201420405815.3U patent/CN204125358U/en not_active Expired - Fee Related
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Granted publication date: 20150128 Termination date: 20170722 |