CN203635904U - Novel welding slag ladle for copper slag slow cooling process - Google Patents
Novel welding slag ladle for copper slag slow cooling process Download PDFInfo
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- CN203635904U CN203635904U CN201320630328.2U CN201320630328U CN203635904U CN 203635904 U CN203635904 U CN 203635904U CN 201320630328 U CN201320630328 U CN 201320630328U CN 203635904 U CN203635904 U CN 203635904U
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Abstract
The utility model provides a novel welding slag ladle for the copper slag slow cooling process. The novel welding slag ladle for the copper slag slow cooling process includes a ladle body, a ladle bottom and a plurality of pot feet, wherein the ladle body is integrated through pressing, the ladle bottom is welded at the bottom of the ladle body, the pot feet are welded at the bottom of the ladle bottom, a cooling space is arranged between every two adjacent pot feet, and the ladle body, the ladle bottom and the pot feet are all made of low-alloy high-strength boards. The novel welding slag ladle experiences no organizational changes during use, so as to be particularly suitable for the copper slag slow cooling process; the service life of the welding slag ladle is greatly prolonged, so that the copper slag recovery cost is reduced.
Description
Technical field
The utility model relates to the cinder ladle of smelting industry for copper ashes treatment process, particularly relates to a kind of Novel welding cinder ladle that is applicable to copper ashes retarded cooling process.
Background technology
Along with the day of China's copper ore resource is becoming tight, copper smelting enterprise more and more payes attention to the processing of copper ashes.In the treatment process of copper ashes, cinder ladle is for transporting liquid copper ashes, and cinder ladle is all casting cinder ladle.Cinder ladle loads after liquid copper ashes, and cinder ladle heats up very fast, through measuring: load the temperature of cinder ladle after liquid copper ashes and be increased to approximately 600 DEG C; Again by copper ashes trickle with cooling fast.In said process, cinder ladle will stand extremely cold very hot temperature changing process, due to the limitation of casting technique, foundry slag inclusion is long-pending larger, its casting difficulty is just larger, more easily there is cold shut, scab, shrinkage cavity, the defect such as loose, particularly strengthen the junction of gusset and inclusion 1 at gudgeon, the junction of inclusion 1 and tank pin 2 etc., as shown in Figure 1, because the position of these junctions is special, thickness is large, in casting process, Liquid-metal flow is poor, cooling velocity is unequal, more easily cause loose, the casting flaws such as shrinkage cavity, and then cause in use occurring ftractureing.Moreover, the weldability of cast steel is not good enough, therefore once cracking appears in casting cinder ladle, repair difficulty, after often repairing specifically, next time still cracking herein, and crackle easily extends, repeated multiple times after, on cinder ladle, cause through check, cause repairing again and scrap, thereby causing cinder ladle short service life, making the cost of copper ashes processing high.
In addition, in manufacture process, gudgeon 9 is that castingin is fixed on inclusion 1, sees Fig. 2, and after castingin, gudgeon dimensional tolerance is difficult to ensure, needs secondary operations gudgeon 9, thereby reduces production efficiency, increases production cost.
At present, the present situation of China's foundry industry is: 1 ton of foundry goods of the every production of foundry, approximately distribute the dust of 50 kilograms, and melting and the waste residue that discharges of cast operation are that 200 kilograms, waste gas are 20 cubic metres, approximately 0.75 ton, moulding and cleaning waste discharge sand.Draw with the foundry goods statistics of producing 2200 ten thousand tons per year, annual total amount of pollutants discharged is: 4,400,000 tons, waste residue, and 1,650 ten thousand tons of antiquated sands, waste gas 4 billion cubic meters, these data are enough to foundry production serious environment pollution.Aspect energy consumption, country is using the GDP energy consumption of every ten thousand yuan as index, and ten thousand yuan of GDP energy consumptions of whole machine-building department are ten thousand yuan of 0.18tce/, and foundry industry is about ten thousand yuan of 0.8tce/, and foundry industry energy consumption is 4.4 times of machinery industry.
There is the defects such as maintenance rate is high, service life is short, its production serious environment pollution, energy consumption height in the casting cinder ladle to sum up, using in traditional copper residues processing technique.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of Novel welding cinder ladle that is applicable to copper ashes retarded cooling process of long service life.
For achieving the above object, the utility model provides a kind of Novel welding cinder ladle that is applicable to copper ashes retarded cooling process, comprise be pressed into holistic inclusion, be welded on the bag of inclusion bottom at the bottom of and multiple tank pin that is welded on bottom, the bag end, between adjacent two tank pin, be provided with heat-dissipating space, the material of described inclusion, the bag end and tank pin is low-alloy high-strength sheet material.
Preferably, the outward flange of described inclusion upper end is provided with multiple downward and outward-dipping overfalls.
Further, be welded with successively pressed on ring, middle ring and lower ring on the outer peripheral face of described inclusion from top to bottom, be also welded with multiple longitudinal gussets on the outer wall of described inclusion, the material of described pressed on ring, middle ring, lower ring and longitudinal gusset is low-alloy high-strength sheet material.
Preferably, described inclusion both sides are all welded with a gudgeon plate, in described gudgeon plate, are fixed with a gudgeon.
Further, described gudgeon is located in a sleeve pipe, and gudgeon and sleeve pipe be key connecting, between described gudgeon plate and inclusion, is also provided with gusset and lower web plate, and described upper gusset and lower web plate lay respectively at the both sides up and down of sleeve pipe.
Further, be provided with upper plate, left plate, lower plate, right panel between described gudgeon plate and inclusion, described upper plate, left plate, lower plate, right panel are circumferentially uniformly distributed along gudgeon.
Preferably, described gudgeon plate tilts to the direction near inclusion, and the angle α of described gudgeon plate and vertical plane is 3 °～5 °.
Further, described gudgeon plate inner side is provided with a gudgeon stiffening plate, and described gudgeon penetrates in gudgeon plate and gudgeon stiffening plate successively, and gudgeon and gudgeon plate, gudgeon stiffening plate be key connecting, and described gudgeon plate both sides are provided with the side seal board being connected with inclusion.
Preferably, on described gudgeon plate outer surface, be also provided with pressing plate, described gudgeon is located in pressing plate, and pressing plate is connected by multiple set bolts with gudgeon plate.
Further, the outer side-lower of described overfall is provided with the water tank being connected with overfall, the lower end of this water tank is provided with distributive pipe, described distributive pipe is provided with multiple conduction holes near a side of inclusion, described middle ring is also provided with a water collection sheet on upper surface, forms a water leg between water collection sheet and inclusion, on described middle ring and lower ring, is also provided with conduction hole, on described inclusion outer wall, be also provided with a point water plate between middle ring and lower ring, between described point of water plate and inclusion, be provided with drainage gap.
As mentioned above, the Novel welding cinder ladle of what the utility model related to be applicable to copper ashes retarded cooling process, has following beneficial effect:
This Novel welding cinder ladle uses low-alloy high-strength steel plate manufacture, have that intensity is high, not easy to crack, REPAIR WELDING performance is good, maintenance cost is low, manufacturing schedule is short, strong adaptability, easily manufactured, save the remarkable advantages such as material, long service life, be specially adapted to the slow cooling treatment process of copper ashes, thereby reduce the cost that copper ashes reclaims; This Novel welding cinder ladle substitutes casting cinder ladle, discharges a large amount of dust, waste residue, waste gas, the pollution of antiquated sand to surrounding environment can avoid casting cinder ladle time, has huge social benefit; Avoid casting the huge energy resource consumption that cinder ladle steel-smelting water causes, save the energy, meet the industrial policy that national energy-saving reduces discharging.
Brief description of the drawings
Fig. 1 is the structural representation of cinder ladle in prior art.
Fig. 2 is the connection diagram of inclusion and gudgeon in Fig. 1.
Fig. 3 is the process chart of copper ashes slow cooling treatment process in the utility model.
Fig. 4 is the structural representation of cinder ladle in the utility model.
Fig. 5 is the front view of Fig. 4.
Fig. 6 is the side view of Fig. 5.
Fig. 7 is the upward view of Fig. 5.
Fig. 8 is gudgeon in the utility model embodiment mono-and the connection diagram of gudgeon plate.
Fig. 9 is the connection diagram of Fig. 5 middle ear axillare and inclusion.
Figure 10 is gudgeon in the utility model embodiment bis-and the connection diagram of gudgeon plate.
Figure 11 is that the A-A of Figure 10 is to cutaway view.
Figure 12 is that the B-B of Figure 10 is to cutaway view.
Figure 13 is the cutaway view of the utility model middle ear axillare.
Figure 14 is welding cinder ladle temperature changing curve diagram.
Figure 15 is cooling system and the structural representation that welds cinder ladle in the utility model.
Figure 16 is the C circle enlarged drawing of Figure 15.
Figure 17 is the structural representation that in the utility model, cinder ladle is rollover conditions.
Figure 18 is the cutaway view that welds cinder ladle in Figure 15.
Figure 19 is the D circle enlarged drawing of Figure 18.
Figure 20 is the E circle enlarged drawing of Figure 18.
Figure 21 is gudgeon in the utility model embodiment tri-and the connection diagram of gudgeon plate.
Figure 22 is that the F-F of Figure 21 is to cutaway view.
Figure 23 is that the G-G of Figure 21 is to cutaway view.
Element numbers explanation
1 inclusion
101 overfalls
2 tank pin
3 heat-dissipating spaces
4 pressed on rings
Ring in 5
6 times rings
7 longitudinal gussets
8 gudgeon plates
9 gudgeons
10 sleeve pipes
Gusset on 11
12 lower web plates
13 upper plates
14 left plates
15 lower plates
16 right panels
17 keys
18 gudgeon gussets
20 water tanks
21 distributive pipes
22 bases
221 collecting gutters
23 cooling house stewards
24 cooling arms
25 filter baffle plate
26 filtering holes
27 pipeline connectors
28 water collection sheets
29 water legs
30 conduction holes
31 gudgeon stiffening plates
32 side seal boards
33 pressing plates
34 set bolts
35 points of water plates
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this description.
Notice, appended graphic the illustrated structure of this description, ratio, size etc., all contents in order to coordinate description to disclose only, understand and read for person skilled in the art scholar, not in order to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, all should still drop on the technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, in this description, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, changing under technology contents, when being also considered as the enforceable category of the utility model without essence.
The utility model provides a kind of Novel welding cinder ladle that is applicable to copper ashes retarded cooling process, to extend the service life of cinder ladle, reduces the processing cost of copper ashes.As shown in Figure 4, this Novel welding cinder ladle comprise be pressed into holistic inclusion 1, be welded on the bag of inclusion 1 bottom at the bottom of and multiple tank pin 2 that is welded on bottom, the bag end, inclusion 1 forms a cavity volume with the bag end, be used for holding liquid copper ashes, between adjacent two tank pin 2, be provided with heat-dissipating space 3, so that inclusion 1 bottom heat radiation, the material of described inclusion 1, the bag end and tank pin 2 is low-alloy high-strength sheet material.Preferably, described tank pin 2 is 4, be evenly distributed on inclusion 1 bottom, as shown in Figure 7, and in the present embodiment, described inclusion 1 bottom be provided with the first ventilation slot, on bag end gusset, offer the second ventilation slot, described the first ventilation slot is connected with the second ventilation slot, and gap between the first ventilation slot, the second ventilation slot and adjacent two tank pin 2 is common forms described heat-dissipating space 3.
Further, see Fig. 4 and Fig. 5, on the outer peripheral face of described inclusion 1, be welded with successively pressed on ring 4, middle ring 5 and lower ring 6 from top to bottom, on the outer wall of described inclusion 1, be also welded with multiple longitudinal gussets 7, the material of described pressed on ring 4, middle ring 5, lower ring 6 and longitudinal gusset 7 is low-alloy high-strength sheet material.On inclusion 1 outer wall, weld pressed on ring 4, middle ring 5, lower ring 6 and longitudinal gusset 7, effectively improve the weld strength of this cinder ladle, and increased the contact area of cinder ladle and air, improve the radiating efficiency of cinder ladle, be conducive to the cooling of cinder ladle and copper ashes.In addition, the quantity of described pressed on ring 4, middle ring 5, lower ring 6 can according to cinder ladle volume size and load copper ashes amount number delete.
In this Novel welding cinder ladle, tank pin 2 is arranged on to inclusion 1 bottom, it is the slab of 60mm left and right that tank pin 2 adopts thickness, and form all rings (pressed on ring 4 of this Novel welding cinder ladle, middle ring 5, lower ring 6), plate (the bag end, longitudinally gusset 7), between tank pin, all interconnect, form the cinder ladle of a totally-enclosed network, not only make tank pin 2 and inclusion 1, tank pin 2 increases with the contact area on ground, and because whole cinder ladle forms network, cinder ladle resistance to deformation intensity, tank pin 2 support strengths improve greatly, effectively avoid tank pin 2 to occur the possibility of weld cracking because contact area is little, and cinder ladle entirety non-deformability is increased substantially.In addition, in the process of copper ashes slow cooling processing, welding cinder ladle has been carried out to temperature survey from connecing slag to the whole process of deslagging, its temperature variation curve as shown in figure 14, can draw thus: in the time connecing slag, the heat of copper ashes makes to weld cinder ladle through heat conduction and heats up rapidly, and the temperature of welding cinder ladle is increased to 600 DEG C of left and right, welds afterwards the temperature slow decreasing again of cinder ladle.Again because the critical value of the phase transition temperature of low-alloy high-strength sheet material (by solid phase to liquid phase) is 900 DEG C of left and right, thus welding cinder ladle in use inorganization change, be specially adapted to the slow cooling treatment process of copper ashes, greatly extend the service life of welding cinder ladle.
Preferably, see Fig. 4 and Fig. 5, the outward flange of described inclusion 1 upper end is provided with multiple downward and outward-dipping overfalls 101, in the present embodiment, described inclusion 1 is that a cross section becomes large cone tank from the bottom to top successively, and the upper end of described overfall 101 is lower than the end face of inclusion 1.The cooling water corrosion overflowing after spray due to copper ashes is stronger; therefore will be directed to mordant cooling water away from the place of welding cinder ladle outer wall by multiple overfalls 101; cooling fluid can not flow on inclusion 1; be not subject to the erosion of corrosivity cooling water with the inclusion 1 of protection welding cinder ladle; the because of metal that effectively prevents inclusion 1 outer wall is cooled corrosion and comes off in a large number, to improve the service life of cinder ladle.
Further, when the corrosivity of cooling water is weak or have special circumstances, as user need to accelerate cinder ladle turnaround speed, the utility model also relates to a kind of for shortening the cinder ladle cooling system of cool time, see Figure 15 and Figure 16, this cooling system comprises the water tank 20 that is positioned at the outer side-lower of overfall 101 and is connected with overfall 101, and the lower end of this water tank 20 is provided with distributive pipe 21, and described distributive pipe 21 is provided with near a side of inclusion 1 conduction hole that multiple diameters are 10mm.In the time of spray, the cooling device of slow cooling field comprises that one for placing the base 22 of welding cinder ladle, cooling house steward 23 is installed on base 22, described cooling house steward's 23 end is provided with one and is positioned at directly over welding cinder ladle, for the cooling arm 24 of water spray in welding cinder ladle, on described base 22, be also provided with collecting gutter 221, the number of cooling arm 24 should be determined according to the quantity of welding cinder ladle, the press water of cooling arm 24 is from cooling house steward 23, cooling house steward's 23 the water yield is by the cooling device control of slow cooling field, in the time of spraying cooling, in cooling arm 24, the flow of press water is 3m
3/ h.When spraying cooling, cooling water flows out from the overfall 101 of cinder ladle, and collects in inflow water tank 20, and the cooling water in water tank 20 flows down along inclusion 1 outer wall by multiple conduction holes of distributive pipe 21, and then cooling cinder ladle and copper ashes.Draw according to statistics: adopt after cooling system, the copper ashes in cinder ladle from be cooled to can deslagging time be about 50 hours, effectively shorten cool time, improves cinder ladle week transfer efficient; If do not use cooling system, the copper ashes in cinder ladle from be cooled to can deslagging time be about 60 hours.In addition, cooling water is pooled in the collecting gutter 221 of base 22 after cinder ladle outer wall flows down, so that focus on cooling water, reduces the pollution to environment.
Preferably, the outer end of described overfall 101 is provided with a filtration baffle plate 25, sees Figure 18 and Figure 19, and described filtration baffle plate 25 is provided with the filtering holes 26 that three row's diameters are 10mm, and described overfall 101 is connected by filtering holes 26 with water tank 20.Generally, cooling water is limpider, places and filters after baffle plate 25, and it can stop larger clinker under individual cases, prevents that distributive pipe 21 from stopping up.And in the present embodiment, described distributive pipe 21 has multistage, and the distributive pipe 21 of adjacent two sections is connected by pipeline connector 27, and then be convenient to install and dredging.Described overfall 101 is four, lays respectively at the both sides of two gudgeons 9, and angle between overfall 101 and gudgeon 9 center lines is 45 °, and the size of overfall 101 is: wide 140mm, high 40mm.
Further, in the time that inclusion 1 outer wall is provided with pressed on ring 4, middle ring 5 and lower ring 6, see Figure 18 and Figure 20, described middle ring is also provided with a water collection sheet 28 on 5 upper surfaces, between water collection sheet 28 and inclusion 1, form a water leg 29, on described middle ring 5 and lower ring 6, be equipped with conduction hole 30.Cooling water is after the conduction hole 30 of distributive pipe 21 flows down along cinder ladle outer wall, be pooled in the water leg 29 between water collection sheet 28 and inclusion 1, water leg 29 about 150mm left and right, below, be provided with a point water plate 35 being fixed on inclusion 1 outer wall, this point of water plate 35 lower ends tilt to the direction near inclusion 1, water leg 29 stays 150mm space with a point water plate 35, after convenient, a point water plate 35 is cleared up, in water warp in water leg 29, encircle the conduction hole 30 on 5, in the cavity volume that inflow point water plate 35 and inclusion 1 surround, cooling water flows down along inclusion 1 outer wall equably along the drainage gap of point water plate 35 bottoms and inclusion 1, flow in the collecting gutter 221 on base 22 along inclusion 1 outer wall by the conduction hole 30 on lower ring 6 again.
Further, as shown in Figure 4 and Figure 6, described inclusion 1 both sides are all welded with a gudgeon plate 8, and described gudgeon plate 8 is preferably welded between pressed on ring 4 and middle ring 5, and in gudgeon plate 8, be fixed with a gudgeon 9, this welding cinder ladle can be matched with the fork watt of U-shaped cinder ladle car by gudgeon 9.In the present embodiment, described gudgeon plate 8 tilts to the direction near inclusion 1, as shown in Figure 8 and Figure 9, described gudgeon plate 8 is 3 °～5 ° with the angle α of vertical plane, in addition, as shown in figure 13, the cross section of described gudgeon plate 8 is an angled section, from the angle shown in Fig. 5, Fig. 6, the equal chamfering in both sides, front and back of gudgeon plate 8, thus make the retention space of gudgeon 9 bottoms, gudgeon 9 both sides become large, so that being connected of cinder ladle and U-shaped cinder ladle car, make cinder ladle adapt to the bending fork fortune that cinder ladle car 90 is spent, use conveniently, improve fork bag efficiency.In the present embodiment, described gudgeon plate 8 both sides chamferings are of a size of: the about 100mm of horizontal direction chamfering, the about 20mm of gudgeon thickness of slab direction.
In the utility model, the fixed form of described gudgeon 9 has three kinds, embodiment mono-: as shown in Figure 8, described gudgeon 9 is located in a sleeve pipe 10, and gudgeon 9 is key connecting with sleeve pipe 10, between described gudgeon plate 8 and inclusion 1, be also provided with gusset 11 and lower web plate 12, described upper gusset 11 and lower web plate 12 lay respectively at the both sides up and down of sleeve pipe 10, preferably, described sleeve pipe 10 welds with gudgeon plate 8, described upper gusset 11 peripheries and lower web plate 12 peripheries all with pressed on ring 4, inclusion 1, gudgeon plate 8, sleeve pipe 10 welds, after lower web plate 12 welds with sleeve pipe 10, key 17 can not down sliding, make the fixed structure of gudgeon 9 more stable, eliminate because of the loosening potential safety hazard of bringing of gudgeon 9.When installation, the centering of first gudgeon 9 being rule, determines above-below direction, then key 17 is packed in key 17 grooves of gudgeon 9, and sleeve pipe 10 is pressed on gudgeon 9, by key 17, gudgeon 9 and sleeve pipe 10 is fixed as to an entirety.Again black box and the gudgeon plate 8 of composition described in key 17, gudgeon 9, sleeve pipe 10 are set with, weld by sleeve pipe 10 and gudgeon plate 8, again pressed on ring 4, middle ring 5, upper gusset 11 and lower web plate 12 are welded in this black box, form a trunnion base assembly, then trunnion base assembly and inclusion 1 are welded.
Embodiment bis-, see Figure 10 to Figure 12, between described gudgeon plate 8 and inclusion 1, be provided with upper plate 13, left plate 14, lower plate 15, right panel 16, described upper plate 13, left plate 14, lower plate 15, right panel 16 are circumferentially uniformly distributed along gudgeon 9, and the periphery of described upper plate 13, left plate 14, lower plate 15, right panel 16 is all welded mutually with inclusion 1, gudgeon 9, gudgeon plate 8.When installation, first on the outer circumference surface of gudgeon 9, Milling Process goes out mutually perpendicular four planes, gudgeon 9 is drawn to center line, gudgeon 9 and gudgeon plate 8 are assembled together, upper plate 13, left plate 14, lower plate 15, right panel 16 being stuck in to gudgeon 9 outer peripheral faces mills out in four next planes again, and pressed on ring 4, middle ring 5, upper plate 13, left plate 14, lower plate 15, right panel 16 are welded with gudgeon plate 8 respectively, thereby form trunnion base assembly, then this trunnion base assembly and inclusion 1 are welded.
Embodiment tri-, see Figure 21 to Figure 23, described gudgeon plate 8 inner sides are provided with a gudgeon stiffening plate 31, described gudgeon 9 penetrates in gudgeon plate 8 and gudgeon stiffening plate 31 successively, and gudgeon 9 is key connecting with gudgeon plate 8, gudgeon stiffening plate 31, and in the present embodiment, described gudgeon 9 is connected by key 17 with gudgeon stiffening plate 31 with gudgeon plate 8, gudgeon 9, described gudgeon plate 8 both sides are provided with the side seal board 32 being connected with inclusion 1, to guarantee to weld the requirement of strength of cinder ladle essential elements.Preferably, on described gudgeon plate 8 outer surfaces, be also provided with pressing plate 33, described gudgeon 9 is located in pressing plate 33, and pressing plate 33 is connected by multiple set bolts 34 with gudgeon plate 8.Fix because gudgeon 9 uses key connecting and pressing plate 33, when after gudgeon 9 the latter half faces of cylinder wearing and tearing, gudgeon 9 need to be pulled down, turn-over is installed and used.When installation, first process gudgeon 9, gudgeon 9 size fine finishining put in place, keyseat, reprocessing key 17; The centre bore of thick jar axillare 8 and gudgeon stiffening plate 31, then gudgeon plate 8 and gudgeon stiffening plate 31 are welded as a whole with each part of pressed on ring 4, middle ring 5, fine finishining centre bore, and horizontal direction symmetry splines, processing gudgeon plate 8 bolts hole; Each size of fine finishining pressing plate 33, packs key 17 in the keyway of gudgeon 9, and the keyway of horizontal aligument gudgeon plate 8 any sides is pressed into gudgeon 9 in the centre bore of gudgeon plate 8 and gudgeon stiffening plate 31, forms gudgeon 9 holder assemblies; By assembly welding after gudgeon 9 holder assemblies and inclusion 1 centering, then with set bolt 34, pressing plate 33 is fixed on gudgeon plate 8 again; The upper side seal board 32 of welding again.In addition, in the centre bore of described gudgeon stiffening plate 31 and in the centre bore of pressing plate 33, be equipped with positioning step, the inside displacement of constraint gudgeon 9, gudgeon 9 outsides are provided with the shaft shoulder, rely on pressing plate 33 to carry out axial location, the outside displacement of constraint gudgeon 9.
Further, in order to increase the structural strength of trunnion base assembly, be also provided with gudgeon gusset 18 below gudgeon plate 8, weld mutually with middle ring 5, lower ring 6 respectively the both sides up and down of described gudgeon gusset 18, and the inner side of gudgeon gusset 18 and inclusion 1 weld, and see Fig. 4 and Fig. 5.
In the utility model, first trunnion base assembly is carried out to assembly welding, again itself and inclusion 1 are welded, its production efficiency increases substantially, save a large amount of fine finishining processing charges, and can be without secondary operations after gudgeon 9 has assembled, and also avoided processing the processing capacity of gudgeon fixing hole on inclusion 1, save the processing charges of in a large number processing gudgeon fixing hole on inclusion 1, also overcome gudgeon 9 in gudgeon mosaic mode and want a difficult problem for secondary operations.In addition, this Novel welding cinder ladle is all welded by low-alloy high-strength sheet material, and easy to assembly, production efficiency is high, is easy to tissue batch production.Preferably, described low-alloy high-strength sheet material is Q345.
This Novel welding cinder ladle is specially adapted to copper ashes slow cooling treatment process, and as shown in Figure 3, this copper ashes slow cooling treatment process comprises the following steps successively:
A, connect slag: cinder ladle is transported to and under stove, connects liquid copper ashes;
B, air cooling: cinder ladle is transported to outdoor, makes copper ashes and cinder ladle cooling in air, and make the temperature of copper ashes in cinder ladle from 1250 DEG C of slow decreasings to 1000 DEG C;
C, spray: copper ashes and cinder ladle are carried out to trickle cooling;
D, deslagging: in the time that the temperature of cinder ladle outer wall is less than 50 DEG C, the copper ashes in cinder ladle is outwelled;
E, fragmentation: copper ashes is carried out to fragmentation;
F, ball milling: the copper ashes after fragmentation is carried out to ball milling and classification, obtain thick ground-slag and qualified thin ground-slag;
G, flotation: qualified thin ground-slag is carried out to flotation, obtain powdered copper concentrate;
H, magnetic separation: the mine tailing after flotation is carried out to magnetic separation, obtain iron fine powder.
In this copper ashes slow cooling treatment process, allow liquid copper ashes abundant Slow cooling in air, air cooling time was controlled at about 10 hours, was conducive to the cohesion of sulphided state in liquid copper ashes or metallic state copper particle and grew up, and then be convenient to follow-up ore grinding separation and FLOTATION SEPARATION, finally improve the rate of recovery of copper.
Further, while connecing slag, liquid copper ashes is directly to pour in cinder ladle, and it is very serious to washing away of cinder ladle bottom, and then causes cinder ladle bottom temp sharply to rise, thereby causes cinder ladle deformation of bottom or cracking, affects service life and uses safety.Therefore in order to address the above problem, first pad slag before slag connecing, before carrying out described steps A, first toward cinder ladle bottom pad copper ashes.Before pad slag, to ensure that cinder ladle inside does not have moisture, in the situation that confirming that cinder ladle is dry, use loading machine or other equipment toward cinder ladle bottom pad copper ashes, and pad slag copper ashes used also must not contain any moisture, copper ashes granularity is 100～200mm, and the thickness of pad slag is generally 300～500mm.After pad slag, connect again slag, effectively protect cinder ladle bottom not directly to be subject to washing away of liquid copper ashes, thereby improve the service life of cinder ladle, also improve the safety coefficient of work.In addition, in the time running into raindrop, need to pad red slag, red slag temperature, between 500 DEG C～1000 DEG C, to make cinder ladle inwall remain dry, ensures to connect slag safety.
In the present embodiment, in the time connecing slag, adopt cinder ladle car that cinder ladle fork is transported under stove, and connect slag and must not connect too fullly, liquid copper ashes must not be less than 200mm to the distance of cinder ladle bead; Connect after slag; must check the liquid level of copper ashes in cinder ladle; after liquid level starts crust, just can transport cinder ladle, liquid copper ashes can not flow out liquid copper ashes because cinder ladle rocks when guaranteeing to transport, avoids burning out cinder ladle car, the even generation of the problem such as crisis staff personal safety.Preferably, described step B completes in slow cooling field, by cinder ladle car, the cinder ladle fork that is mounted with liquid copper ashes is transported to slow cooling field, in air cooling about 10 hours, the temperature that makes copper ashes in cinder ladle is from 1250 DEG C of slow decreasings to 1000 DEG C, the phase transition temperature of copper ashes is 1000 DEG C～1250 DEG C, so it is slowly cooling fully in air and within the scope of its phase transition temperature to allow liquid copper ashes, the solidifying growth of abundant knot that is conducive to most sulphided state in copper ashes or metallic state copper particle grown up, and finally improves the rate of recovery of copper.After air cooling, then open sprinkling valve, make copper ashes trickle cooling about 50～65 hours, the water overflowing in cinder ladle recycles after lowering the temperature by water spray system, to reduce the cost of copper ashes processing, saves the energy; In addition, drenching the water-cooled time should be according to the different and difference to some extent of the version of the welding cinder ladle of concrete use.
Further, pitch because the utility model adopts U-shaped cinder ladle car the bag of mucking haulage, it can reduce copper ashes processing cost by a relatively large margin, improves operating efficiency; And while using the deslagging of U-shaped cinder ladle car, as shown in figure 17, its movement travel is little, turn over cornerite degree less, the copper ashes in cinder ladle can be outwelled for approximately 115 °.In the time that fork is mucked haulage bag, the initial station of the U-shaped mechanism of cinder ladle car is lower than cinder ladle gudgeon, travels backward so work as U-shaped cinder ladle car, just the gudgeon of cinder ladle directly can be installed on the forked standard of U-shaped operating mechanism, the support cylinder of cinder ladle car rises, and just can easily cinder ladle be transported.When transport due to only by about support oil cylinder jacking 600mm, then by under the support of safe strut, so support oil cylinder can no longer be born lotus in transit, need not knapsack, therefore save the operating cost that uses other types equipment to carry out knapsack or handling, there is very high cost performance and efficiency.
Preferably, in described step e, copper ashes is carried out to three grades of fragmentations, be followed successively by: the one-level fragmentation being completed by common disintegrating machine, the crocodile formula being completed by alligator fragmentation and the bevel-type fragmentation being completed by gyratory crusher, so that slag particle is more carefully more even, be convenient to follow-up ball-milling treatment.In the time of ball milling, copper ashes particle after fragmentation is entered to ball mill through bucket elevator to be ground, material after grinding is sent into powder concentrator again and is carried out classification, realize the separation of thickness ground-slag, qualified thin ground-slag is collected by collector, and thick ground-slag is discharged by powder concentrator lower end and is again ground in conveying worm returns to ball mill, form a closed loop, until copper ashes all ball milling become qualified thin ground-slag.In the present embodiment, copper ashes divides two-stage fine grinding, and granularity, at 200～400 orders, is beneficial to the rate of recovery that improves copper in follow-up flotation.
Further, in the time carrying out step G, to thin ground-slag roughly select, selected, scan three sections of flotation, complete iron fine powder by magnetic separation more afterwards and reclaim.Through measuring, adopt above-mentioned steps to process after copper ashes, the rate of recovery of copper is up to 92%, and the copper content in mine tailing is below 0.2%, and the rate of recovery of copper is significantly promoted.
In addition, copper ashes cupric is by 0.35%, and mine tailing cupric is by 0.20%, and copper ashes is processed by 1,100 ten thousand tons in the whole nation year, after adopting treatment process of the present utility model and welding cinder ladle, adds up and draws, the quality that can reclaim every year copper is more:
Ten thousand tons of 1100 ten thousand tons of * 0.35-0.20/100=1.65
By copper valency 5.8 ten thousand per ton/ton, the annual value that reclaims copper is more:
1.65 ten thousand ton * 5.8 ten thousand/ton=9.57 hundred million yuan
In addition, it is high that the utility model configures domestic U-shaped cinder ladle car cost performance: copper smelting-furnace workshop, the width in workshop and clear height, there is the feature of compact in design, due to U-shaped cinder ladle car have operation center of gravity low, operate steadily, radius of turn is little, the features such as fortune tank height is low, be particularly suitable for copper ashes ring awkward silence at a meeting cinder ladle quantity many, cinder ladle is arranged intensive, the operating modes such as turnover space, cinder ladle stockyard is little, configuring domestic U-shaped cinder ladle car can satisfy the demand completely, and price is less than 4 one-tenth of import U-shaped cinder ladle car, there is obvious price advantage, simultaneously aspect vehicle maintenance, having overcome accessory, to purchase the cycle long, the disadvantage of price, be conducive to ensure production direct motion.Taking certain medium-sized copper smelting enterprise as example, configure 4 U-shaped cinder ladle cars, can meet need of production, single cinder ladle car, saves 2,500 ten thousand yuan of equipment investment expenses.
Meanwhile, the welding cinder ladle that configures special adaptation copper ashes of the present utility model slow cooling significantly improves cinder ladle service efficiency and has huge social benefit.Taking a medium-sized copper smelting enterprise as example, use 12 cubes of cinder ladles, 300 can meet copper ashes slow cooling and process needs.Use welding cinder ladle of the present utility model, can improve service life more than 50% than casting cinder ladle, the acquisition expenses of casting every year cinder ladle is ten thousand yuan of (300*30)/5=1800, and casting every year cinder ladle maintenance cost is ten thousand yuan of 2*300=600; And the acquisition expenses of annual welding cinder ladle of the present utility model is ten thousand yuan of (300*38)/7=1628, annual welding cinder ladle maintenance cost is ten thousand yuan of 0.5*300=150, use welding cinder ladle of the present utility model, annual operating cost is cast cinder ladle and is reduced: (1800+600)-(1628+150)=622 ten thousand yuan.
Use welding cinder ladle of the present utility model to substitute casting cinder ladle, the energy resource consumption of having avoided casting secondary smelting to bring, the energy consumption of casting cinder ladle material per ton is 0.8tce, the energy resource consumption of every cover casting cinder ladle is 20tce, the cinder ladle quantity needing with medium-sized copper smelting enterprise is calculated, the energy of 300 consumption of casting is 6000tce, causes the huge consumption to national energy, and the dust of discharge reaches 50*25*300=375000Kg towards periphery; Form waste residue 200*25*300=1500000Kg; Discharging waste gas 20*25*300=150000m
3, therefore welding cinder ladle of the present utility model alternative casting cinder ladle economic benefit and social benefit are huge.
Further; in technological process of the present utility model; pad slag operation, pad red slag control; to at the bottom of the welding cinder ladle bag of the present utility model that adequately protect, avoid washing away of high temperature copper ashes; avoid the early stage be full of cracks of cinder ladle inwall and Material degradation; give full play to welding cinder ladle Material Strength of the present utility model and do to obtain advantage, improve the service life of welding cinder ladle.And ensure that production process, without the accident of blowing out, guarantees production safety.
To sum up, the copper ashes slow cooling treatment process that the utility model relates to can increase substantially the organic efficiency of copper, the welding cinder ladle that uses in the time connecing slag adopts one barrel of structure on earth and adopts after the structure of inclusion 1 bottom welding tank pin 2, and the quality, the service life that make to weld cinder ladle have all obtained significantly improving.Simultaneously, welding cinder ladle has the advantages such as the energy consumption of manufacture is low, maintenance frequency is few, long service life, operation expense are low, greatly reduce foundry slag and wrapped in the pollution to environment in manufacture process, avoid casting cinder ladle to repeat to smelt the energy high flow rate causing, welding cinder ladle replaces the casting cinder ladle of copper field of smelting, meet the industrial policy of national energy-saving consumption reduction, economic environmental protection, expansion is applied has significant economic benefit and huge social benefit.
So the utility model has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, have in technical field under such as and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (10)
1. one kind is applicable to the Novel welding cinder ladle of copper ashes retarded cooling process, it is characterized in that: comprise be pressed into holistic inclusion (1), be welded on the bag of inclusion (1) bottom at the bottom of and multiple tank pin (2) that is welded on bottom, the bag end, between adjacent two tank pin (2), be provided with heat-dissipating space (3), the material of described inclusion (1), the bag end and tank pin (2) is low-alloy high-strength sheet material.
2. Novel welding cinder ladle according to claim 1, is characterized in that: the outward flange of described inclusion (1) upper end is provided with multiple downward and outward-dipping overfalls (101).
3. Novel welding cinder ladle according to claim 2, it is characterized in that: on the outer peripheral face of described inclusion (1), be welded with successively pressed on ring (4), middle ring (5) and lower ring (6) from top to bottom, on the outer wall of described inclusion (1), be also welded with multiple longitudinal gussets (7), the material of described pressed on ring (4), middle ring (5), lower ring (6) and longitudinal gusset (7) is low-alloy high-strength sheet material.
4. Novel welding cinder ladle according to claim 1, is characterized in that: described inclusion (1) both sides are all welded with a gudgeon plate (8), are fixed with a gudgeon (9) in described gudgeon plate (8).
5. Novel welding cinder ladle according to claim 4, it is characterized in that: described gudgeon (9) is located in a sleeve pipe (10), and gudgeon (9) is key connecting with sleeve pipe (10), between described gudgeon plate (8) and inclusion (1), be also provided with gusset (11) and lower web plate (12), described upper gusset (11) and lower web plate (12) lay respectively at the both sides up and down of sleeve pipe (10).
6. Novel welding cinder ladle according to claim 4, it is characterized in that: between described gudgeon plate (8) and inclusion (1), be provided with upper plate (13), left plate (14), lower plate (15), right panel (16), described upper plate (13), left plate (14), lower plate (15), right panel (16) being circumferentially uniformly distributed along gudgeon (9).
7. Novel welding cinder ladle according to claim 4, is characterized in that: described gudgeon plate (8) tilts to the direction near inclusion (1), and described gudgeon plate (8) is 3 °～5 ° with the angle α of vertical plane.
8. Novel welding cinder ladle according to claim 4, it is characterized in that: described gudgeon plate (8) inner side is provided with a gudgeon stiffening plate (31), described gudgeon (9) penetrates in gudgeon plate (8) and gudgeon stiffening plate (31) successively, and gudgeon (9) is key connecting with gudgeon plate (8), gudgeon stiffening plate (31), and described gudgeon plate (8) both sides are provided with the side seal board (32) being connected with inclusion (1).
9. Novel welding cinder ladle according to claim 8, it is characterized in that: on described gudgeon plate (8) outer surface, be also provided with pressing plate (33), described gudgeon (9) is located in pressing plate (33), and pressing plate (33) is connected by multiple set bolts (34) with gudgeon plate (8).
10. Novel welding cinder ladle according to claim 3, it is characterized in that: the outer side-lower of described overfall (101) is provided with the water tank (20) being connected with overfall (101), the lower end of this water tank (20) is provided with distributive pipe (21), described distributive pipe (21) is provided with multiple conduction holes (30) near a side of inclusion (1), described middle ring (5) is also provided with a water collection sheet (28) on upper surface, between this water collection sheet (28) and inclusion (1), form a water leg (29), on described middle ring (5) and lower ring (6), be also provided with conduction hole (30), on described inclusion (1) outer wall, be also provided with a point water plate (35) being arranged between ring (5) and lower ring (6), between described point of water plate (35) and inclusion (1), be provided with drainage gap.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320630328.2U CN203635904U (en) | 2013-10-12 | 2013-10-12 | Novel welding slag ladle for copper slag slow cooling process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320630328.2U CN203635904U (en) | 2013-10-12 | 2013-10-12 | Novel welding slag ladle for copper slag slow cooling process |
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| CN203635904U true CN203635904U (en) | 2014-06-11 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120278A (en) * | 2014-07-29 | 2014-10-29 | 中冶宝钢技术服务有限公司 | Novel welding slag ladle for copper slag slow cooling process |
| CN104526132A (en) * | 2014-11-28 | 2015-04-22 | 沈阳大学 | Method for preventing trunnion welding from producing delayed cracks |
| CN104525927A (en) * | 2014-11-18 | 2015-04-22 | 武汉恒威重机有限公司 | Slag ladle with flow guide water channel |
| CN104550892A (en) * | 2013-10-12 | 2015-04-29 | 中冶宝钢技术服务有限公司 | Novel welding slag ladle suitable for slow cooling process of copper slag |
| WO2018132450A1 (en) * | 2017-01-11 | 2018-07-19 | Tms International Corporation | Cooling vessel for metal recovery from smelting or melting waste products |
| CN109622929A (en) * | 2019-01-18 | 2019-04-16 | 唐山市永和冶金设备制造有限公司 | Steel ladle integrally suppresses packet bottom |
| CN110886371A (en) * | 2019-11-12 | 2020-03-17 | 铜陵有色金属集团股份有限公司 | Slag slow cooling field |
| CN115287465A (en) * | 2022-09-08 | 2022-11-04 | 赤峰金通铜业有限公司 | Process for deeply recovering copper metal resources in copper smelting furnace slag and slow cooling device |
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2013
- 2013-10-12 CN CN201320630328.2U patent/CN203635904U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104550892A (en) * | 2013-10-12 | 2015-04-29 | 中冶宝钢技术服务有限公司 | Novel welding slag ladle suitable for slow cooling process of copper slag |
| CN104120278A (en) * | 2014-07-29 | 2014-10-29 | 中冶宝钢技术服务有限公司 | Novel welding slag ladle for copper slag slow cooling process |
| CN104120278B (en) * | 2014-07-29 | 2016-08-17 | 中冶宝钢技术服务有限公司 | A kind of Novel welding cinder ladle being applicable to copper ashes retarded cooling process |
| CN104525927A (en) * | 2014-11-18 | 2015-04-22 | 武汉恒威重机有限公司 | Slag ladle with flow guide water channel |
| CN104526132A (en) * | 2014-11-28 | 2015-04-22 | 沈阳大学 | Method for preventing trunnion welding from producing delayed cracks |
| WO2018132450A1 (en) * | 2017-01-11 | 2018-07-19 | Tms International Corporation | Cooling vessel for metal recovery from smelting or melting waste products |
| CN110382987A (en) * | 2017-01-11 | 2019-10-25 | Tms国际公司 | For the cooling container from melting or melting waste recovery metal |
| CN109622929A (en) * | 2019-01-18 | 2019-04-16 | 唐山市永和冶金设备制造有限公司 | Steel ladle integrally suppresses packet bottom |
| CN110886371A (en) * | 2019-11-12 | 2020-03-17 | 铜陵有色金属集团股份有限公司 | Slag slow cooling field |
| CN115287465A (en) * | 2022-09-08 | 2022-11-04 | 赤峰金通铜业有限公司 | Process for deeply recovering copper metal resources in copper smelting furnace slag and slow cooling device |
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