CN209726793U - The pressure rings of mineral hot furnace brasses - Google Patents

Abstract

A kind of pressure rings of mineral hot furnace brasses, including inner ring, outer ring, upper cover, sealing plate, several oil pressure cylinders, cooling piece, the setting of inner ring and outer rings concentric co-axial, several oil pressure cylinders are circumferentially evenly arranged in inside outer ring, cooling piece is water-cooled jacket, it is set on the outside of the through-hole of outer ring, it is cooled down with the oil cylinder seat to outer ring through hole, the water-cooled jacket includes roundlet ring flat-plate, side cover plate, water-intake small pipe, return water tubule, the diameter of roundlet ring flat-plate is greater than the outer diameter of oil pressure cylinder, side cover plate is set to the side of roundlet ring flat-plate to form the semi-enclosed cavity of another side opening, the open end cap of semi-enclosed cavity is together on the through-hole of outer ring, the oil cylinder seat of oil pressure cylinder to be covered, in the utility model, cooled down using cooling water circulation in inner ring and outer rings to the cylinder body of oil cylinder, and also outside use cooling piece is to outer ring The end of oil cylinder seat cools down, so that all sites of oil cylinder are all cooled.

Description

The pressure rings of mineral hot furnace brasses

Technical field

The utility model relates to alloy smelting technology field more particularly to a kind of pressure rings of mineral hot furnace brasses.

Background technique

High silicon silicozirconium is new using a kind of ferroalloy different from common silicozirconium of mineral hot furnace carbothermy production Product.As silicon systems inovulant, the high pregnant effect of silicon content is good, and homogeneity of fault plane is good, and thickness surface hardness difference is small.Zirconium is very strong Carbide former, increase austenitic substrate, refine crystal grain, to improve cast iron intensity.

The content of silicon is 70-80%, the raising of high silicon systems column Silicon In Alloys content in the silicozirconium produced in the prior art It is the Pinch technology of the production technology, how produces high silicon silicozirconium and impurity content control therein is made to be to lower The problem of industry always exists.

When smelting, electric energy needed for electrode is to be conducted by brasses to electrode, and brasses is encircled on electrode outer wall, pressure Brasses is locked or is loosened with electrode by ring, still, since pressure rings are arranged close to the working end of electrode, in close to high temperature molten bath Position led to the oil cylinder heat damage in pressure rings by the heat radiation of molten bath high temperature.

Summary of the invention

It is necessary to propose a kind of pressure rings of mineral hot furnace brasses.

A kind of pressure rings of mineral hot furnace brasses, including inner ring, outer ring, upper cover, sealing plate, several oil pressure cylinders, cooling piece, The setting of inner ring and outer rings concentric co-axial, upper cover and sealing plate are respectively arranged at the top and bottom of inner ring, outer ring, to form sealing Annular housing, the annular housing inside are circumferentially evenly arranged for being full of recirculated cooling water, several oil pressure cylinders Inside outer ring, through-hole is opened up on outer ring and interior ring-side wall, the oil cylinder seat of oil pressure cylinder is set to the through-hole of outer ring and inner ring Interior, piston end stretches out on the inside of inner ring, contacts for the outer wall with brasses, cooling piece is water-cooled jacket, is set to the through-hole of outer ring Outside is cooled down with the oil cylinder seat to outer ring through hole, and the water-cooled jacket includes roundlet ring flat-plate, side cover plate, water-intake small pipe, returns Water tubule, the diameter of roundlet ring flat-plate are greater than the outer diameter of oil pressure cylinder, and it is another to be formed that side cover plate is set to the side of roundlet ring flat-plate The semi-enclosed cavity of side opening, the open end cap of semi-enclosed cavity is together on the through-hole of outer ring, by the oil cylinder seat of oil pressure cylinder Covering, one end of water-intake small pipe connect with the side wall of roundlet ring flat-plate, the other end across outer ring side wall, with connect in annular housing Logical, return water tubule and water-intake small pipe are relatively arranged on the two sides of roundlet ring flat-plate, and be connected in annular housing.

In the utility model, cooled down using cooling water circulation in inner ring and outer rings to the cylinder body of oil cylinder, and also exist Cooled down using end of the cooling piece to the oil cylinder seat outside outer ring, so that all sites of oil cylinder are all cooled.

Detailed description of the invention

Fig. 1 is the schematic front view of high silicon silicozirconium smelting system.

Fig. 2 is the partial enlarged view that electrode control system is expressed in Fig. 1.

Fig. 3 is the partial enlarged view that conductive component is expressed in Fig. 2.

Fig. 4 is the partial enlarged view that pressure rings, brasses are expressed in Fig. 3.

Fig. 5 is the partial enlarged view that pressure rings are expressed in Fig. 4.

Fig. 6 is the schematic top plan view of furnace body and electrode.

Fig. 7 is the structural schematic diagram of pressure rings, brasses.

Fig. 8 is the cross-sectional view of Fig. 7.

Fig. 9 is the structural schematic diagram that brasses is hidden in Fig. 7.

Figure 10 is the partial enlarged view in Fig. 9.

In figure: feeding system 10, multistage conveying mixing system 20, level-one feed bin 21, conveyer belt 22, transhipment feed bin 23, two Grade feed bin 24, feeder pipe 25, rotation cloth system 30, furnace body 40, electrode control system 50, electrode 51, delta-shaped region 511, Carrying cylinder 52, press component 53, press ring 531, press oil cylinder 532, adjustment component 54, adjustment oil cylinder 541, attachment base 542, Conductive component 55, brasses 551, vertical elongated slot 5511, insulating layer 5512, pressure rings 553, inner ring 554, outer ring 555, plum blossom-jaw 5551, upper cover 556, sealing plate 557, cooling piece 558, roundlet ring flat-plate 5581, side cover plate 5582, water-intake small pipe 5583, return water tubule 5584, water conservancy diversion arc panel 5585, oil pressure cylinder 559, spiral groove 5591.

Specific embodiment

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for this For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others Attached drawing.

Referring to Fig. 1 to Fig. 5, the utility model embodiment provides a kind of high silicon silicozirconium smelting system, including feeding System 10, multistage conveying mixing system 20, rotation cloth system 30, furnace body 40, electrode control system 50, feeding system 10 go out Material end is connect with the entrance of multistage conveying mixing system 20, and the outlet of multistage conveying mixing system 20 and the entrance of cloth system connect It connects, material is arranged in inside furnace body 40, electrode control system 50 includes by 40 top of outlet setting and furnace body of cloth system Electrode 51, carrying cylinder 52 press component 53, adjustment component 54, conductive component 55, the cylindrical body that electrode 51 is vertically arranged, electricity The lower end of pole 51 stretches to inside furnace body 40, and with close with the material in furnace body 40, carrying cylinder 52 is arranged along electrode 51 is axial In on 51 outer wall of electrode, component 53, adjustment component 54 and the conductive component 55 of pressing is set in turn in carrying cylinder from the top down 52 outer walls, pressing component 53 includes pressing ring 531, pressing oil cylinder 532, and oil cylinder seat and the carrying cylinder 52 for pressing oil cylinder 532 are solid Fixed setting, piston end are connect with the bottom for pressing ring 531, are pressed ring 531 and are encircled on 51 outer wall of electrode, are pressed with passing through 532 coordination electrode 51 of oil cylinder moves down, and adjustment component 54 includes adjustment oil cylinder 541, attachment base 542, adjusts the oil of oil cylinder 541 Cylinder seat is fixedly connected with external rack, and the piston end of adjustment oil cylinder 541 is connect with the bottom of attachment base 542, attachment base 542 and handle It holds cylinder 52 to be fixedly connected, to drive carrying cylinder 52 to move up and down by adjusting oil cylinder 541, conductive component 55 includes brasses 551, pressure The top of power ring 553, pressure rings 553 is fixedly connected by the first pull rod with carrying cylinder 52, and the upper edge of brasses 551 is drawn by second Bar is fixedly connected with carrying cylinder 52, and pressure rings 553 include oil pressure cylinder 559, piston end and the brasses 551 of oil pressure cylinder 559 Outer wall connects, and the inner wall of brasses 551 is encircled on the outer wall of electrode 51, with by oil pressure cylinder 559 by brasses 551 and electricity It is in close contact between pole 51, brasses 551 conducts electric energy to electrode 51 for connecting with exterior power supply plant.

In the utility model conductive component 55 tool there are two effect, one, for electrode 51 provide electric energy, brasses 551 It being connect with exterior power supply plant, the pressure rings 553 in conductive component 55 apply coupling mechanism force between brasses 551 and electrode 51, with It comes into full contact with brasses 551 with electrode 51, to increase the contact area of brasses 551 Yu electrode 51, guarantees the maximum of electric current flowing Area reduces contact resistance, keeps resistance minimum, avoids electric energy loss；Two, the pressure rings 553 of conductive component 55,551 and of brasses Adjustment component 54 is all fixed on carrying cylinder 52, and adjustment component 54 is by acting on the effect on carrying cylinder 52 upward or downward Power drives the brasses 551 and pressure rings 553 to move up and down, since brasses 551 and pressure rings 553 and electrode 51 are in close contact, It is achieved that and is moved up and down by adjusting the adjustment oil cylinder 541 of component 54 with moving electrode 51.

It uses to press component 53 and adjust the mutual cooperation of component 54 in the utility model and the position of electrode 51 is carried out respectively Timing coarse regulation and at any time micro-adjustment, pressing component 53 is coarse regulation, and adjustment component 54 is micro-adjustment.Since electrode 51 is using certainly Electrode 51 is paid for, the lower end of electrode 51 is working end, and in normal smelting process, working end is needed electrode after scaling loss there are scaling loss 51 press downwards, to guarantee that electrode 51 and molten bath keep suitable height.

Press component 53 presses oil cylinder 532 according to program setting, and every two hours, automatic starting, driving pressed ring 531 move down fixed height with moving electrode 51, this process are as follows: the ring 531 that presses for pressing component 53 holds electrode 51 tightly, leads The first removal of the pressure rings 553 of electrical component 55 avoids impeded electrode 51 from moving down, then presses oil cylinder to the locking pressure of brasses 551 532 movements, band moving electrode 51 moves down, and after being moved to predeterminated position, pressure rings 553 hold out against brasses 551, and brasses 551 is held tightly Electrode 51 presses 532 return of oil cylinder, and removal presses ring 531 to the enclasping force of electrode 51.

In normal smelt, if operating condition changes or is unstable, there is the phenomenon that bounce or fluctuation in electric current, be The stability for keeping electric current, adjusts electric current by the distance between micro-adjustment electrode 51 and molten bath or relative position, this is micro- The process of adjustment are as follows: the adjustment up and down action of oil cylinder 541 drives carrying cylinder 52 to move up and down, carrying cylinder 52 drives lower section to fix Pressure rings 553 and brasses 551 move up and down, at this point, locking state is between pressure rings 553 and brasses 551 and electrode 51, from And the micro-adjustment of electrode 51 is realized with the synchronous up and down action of moving electrode 51 by brasses 551.

As it can be seen that pressing component 53 in normal smelt and be in idle state, that is, press ring 531 and electrode 51 it Between do not lock, and adjust component 54 and conductive component 55 is in running order, i.e., brasses 551 and pressure rings 553 and electrode 51 it Between be in locking state.

The ring 531 that presses for pressing component 53 is band-type brake.

Referring to Fig. 7-10, further, the pressure rings 553 of the conductive component 55 include inner ring 554, outer ring 555, upper cover 556, sealing plate 557, several oil pressure cylinders 559, cooling piece 558, inner ring 554 and the setting of 555 concentric co-axial of outer ring, 556 He of upper cover Sealing plate 557 is respectively arranged at the top and bottom of inner ring 554, outer ring 555, to form the annular housing of sealing, the annular chamber Internal portion is used to be full of recirculated cooling water, and several oil pressure cylinders 559 are circumferentially evenly arranged in inside outer ring 555, In Open up through-hole on 554 side wall of outer ring 555 and inner ring, the oil cylinder seat of oil pressure cylinder 559 is set to the logical of outer ring 555 and inner ring 554 In hole, piston end stretches out on the inside of inner ring 554, and for contacting with the outer wall of brasses 551, cooling piece 558 is water-cooled jacket, is set to On the outside of the through-hole of outer ring 555, cooled down with the oil cylinder seat to 555 through hole of outer ring, the water-cooled jacket includes roundlet ring flat-plate 5581, the diameter of side cover plate 5582, water-intake small pipe 5583, return water tubule 5584, roundlet ring flat-plate 5581 is greater than oil pressure cylinder 559 Outer diameter, side cover plate 5582 are set to the side of roundlet ring flat-plate 5581 to form the semi-enclosed cavity of another side opening, semiclosed chamber The open end cap of body covers the oil cylinder seat of oil pressure cylinder 559, the one of water-intake small pipe 5583 together on the through-hole of outer ring 555 End is connect with the side wall of roundlet ring flat-plate 5581, the other end across 555 side wall of outer ring, with be connected in annular housing, return water tubule 5584 are oppositely arranged the two sides with roundlet ring flat-plate 5581 with water-intake small pipe 5583, and be connected in annular housing.

Existing pressure rings 553 only include annular slab and oil pressure cylinder 559, and the setting of annular slab is to install pressure oil Cylinder 559, but there is a problem of that oil pressure cylinder 559 is heated seriously causes the service life short.Due to pressure rings 553 and smelt molten bath distance compared with Closely, heat radiation is very big, and being set to the intracorporal oil pressure cylinder 559 of annular chamber has circulating water, and is installed in 555 through-hole of outer ring Oil cylinder seat end, direct exposed 555 outside with outer ring having, cover board is arranged on the outside of outer ring 555 in some, molten for blocking Heat radiation of the pond to oil cylinder, then exposed heat radiation influences the scaling loss of oil cylinder very serious, and the mode of cover board is arranged In the presence of very big disadvantage, since metal cover board can only be selected in hot environment, even if having carried out insulation blocking to oil cylinder, still, gold The thermal coefficient for belonging to cover board is very high, and the heat in molten bath is all transferred on oil cylinder seat by cover board, and oil cylinder is heated still very serious.

In the present solution, being carried out by the way of being passed through recirculated cooling water in annular housing to the main body of oil pressure cylinder 559 It is cooling, and water-cooled jacket is used to carry out recirculated cooling water cooling to the oil cylinder seat in 555 through-hole of outer ring, it cools down in all directions, cooling effect Fruit is good, and oil cylinder service life is also greatly improved.

Further, the height that water-intake small pipe 5583 is arranged is lower than the height that return water tubule 5584 is arranged, and water-intake small pipe The height of 5583 water inlet ends connecting with 555 side wall of outer ring is lower than the height for the water outlet connecting with roundlet ring flat-plate 5581, return water The height for the water inlet end that tubule 5584 is connect with roundlet ring flat-plate 5581 is lower than the height for the water outlet connecting with 555 side wall of outer ring.

Referring to Figure 10, further, several water conservancy diversion arc panels 5585, several water conservancy diversion arcs are also set on 555 inner wall of outer ring Plate 5585 is arranged in a one-to-one correspondence with oil pressure cylinder 559, after water conservancy diversion arc panel 5585 is set to the water inlet end of water-intake small pipe 5583 Side is flowed with being guided to the cooling water for flowing into oil pressure cylinder 559 to the water inlet end of water-intake small pipe 5583.

Being provided with for water conservancy diversion arc panel 5585 is flowed conducive to cooling water into water-intake small pipe 5583, and water-intake small pipe 5583 Water inlet end is arranged on the lower, causes water conservancy diversion arc panel 5585 also down-set, in this way, avoiding water conservancy diversion arc panel 5585 to flowing through oil The blocking of the cooling water of cylinder seat.

Further, spiral groove also is set on the outer wall of the oil cylinder seat for the oil pressure cylinder 559 being located in annular housing 5591, to increase the heat exchange area of oil cylinder seat contacted with cooling water.

Further, the oral area of the through-hole on the outer ring 555 is plum blossom-jaw 5551, and the end of the oil cylinder seat is also plum blossom Mouth 5551, so that inside oil cylinder seat insertion through-hole, and formed and limited with the plum blossom-jaw of through-hole 5551.

Holding groove also is set below outer ring 555, the cooling water for accepting leakage or leaving.When cooling water leakage, It falls on holding groove first, and holding groove is also in hot environment, the water fallen in holding groove, which is heated rapidly, flashes to gas Body volatilization, in this way, avoiding the safety accident of cold and hot contact caused by cooling water is directly fallen in molten bath.

Further, fuel feed pump and oil return pipe are set also in annular housing, it is hydraulic to be provided for each oil pressure cylinder 559 Oil water inlet pipe and return pipe is arranged in the upper cover 556 also above annular housing, to be connected to annular housing.

Further, vertical elongated slot 5511 is also opened up on the outer wall of brasses 551, with for oil pressure cylinder 559 piston end and Upper and lower displacement provides cushion space between brasses 551.

Insulating layer 5512 is set also in vertical elongated slot 5511, the two is electrically isolated.

Brasses 551 and pressure rings 553 are hung respectively to be fixed on carrying cylinder 52, and the work that the two only has horizontal direction is realized Firmly, the active force without vertical direction avoids certain component temperature distortion in hot environment and presence therebetween is caused to answer The problem of power.

Further, the multistage conveying mixing system 20 includes level-one feed bin 21, conveyer belt 22, transhipment feed bin 23, second level Feed bin 24, level-one feed bin 21 are connect with the discharge end of feeding system 10, and level-one feed bin 21 is taper warehouse, and conveyer belt 22 is set to Between level-one feed bin 21 and transhipment feed bin 23, transhipment feed bin 23 is taper warehouse, and transhipment feed bin 23 is set to second level feed bin 24 Top, second level feed bin 24 are set to the top of the rotation cloth system 30, and the discharging chute of cloth rotating machine is set to furnace body 40 top, material is delivered to inside furnace body 40.

The raw material used in the smelting system has silica, zircon, semi-coke, bituminous coal, lime stone etc., these material sizes are big It is small it is different, hardness is different, enter furnace body 40 before, it is desirable that these materials are sufficiently mixed, and are expected partially caused by avoiding into after furnace, shadow Ring the working of a furnace, but the not set individual mixing device of this system, but the material that feeding system 10 is prepared according to processing compound according to It is secondary to be delivered to level-one feed bin 21, conveyer belt 22, transhipment feed bin 23, second level feed bin 24, cloth rotating machine, by being mixed in conveying The mode of material realizes the sufficient purpose of mixing, kills two birds with one stone.

Referring to Fig. 6, further, the electrode control system 50 is three groups, and three groups of 51 systems of electrode include each of three electrodes 51, Rotating cloth system 3 is three groups, and to correspond with each of three electrodes 51, each of three electrodes 51 are in equilateral triangle to be arranged in furnace body 40 Inside, so as to form delta-shaped region 511 among each of three electrodes 51, the multistage conveying mixing system 20 further includes intermediate blanking The upper end of pipe 25, intermediate blanking pipe 25 is connected to the discharge end of second level feed bin 24, and lower end is set to 511 top of delta-shaped region, Arranging material in this region.

Delta-shaped region 511 is formed by the encirclement of each of three electrodes 51, and temperature is higher than the temperature of the other positions in 40 molten bath of furnace body Degree, so material melting herein is also most fast, the material after fusing becomes aluminium alloy, to molten bath flowing underneath, cause this three The aluminium alloy liquid level of angular domain 511 sink, if independent feed supplement not in time, heat is enriched with herein, cannot but not make full use of, Thermal loss is caused, and the heat and the 51 outside temperature difference of electrode that are enriched with herein are big, make the localized burn of paired electrode 51, so In time in this 511 feed supplement of delta-shaped region, heat herein is made full use of, the above problem is able to solve.

Module or unit in the utility model embodiment device can be merged according to actual needs, divide and be deleted Subtract.

Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality The equivalent variations made by novel claim, still falls within the scope of the utility model.

Claims (5)

1. a kind of pressure rings of mineral hot furnace brasses, it is characterised in that: including inner ring, outer ring, upper cover, sealing plate, several pressure oils Cylinder, cooling piece, the setting of inner ring and outer rings concentric co-axial, upper cover and sealing plate are respectively arranged at the top and bottom of inner ring, outer ring, with The annular housing of formation sealing, for being full of recirculated cooling water, several oil pressure cylinders are circumferentially square for the annular housing inside To being evenly arranged in inside outer ring, open up through-hole on outer ring and interior ring-side wall, the oil cylinder seat of oil pressure cylinder be set to outer ring and In the through-hole of inner ring, piston end stretches out on the inside of inner ring, contacts for the outer wall with brasses, cooling piece is water-cooled jacket, is set to On the outside of the through-hole of outer ring, cooled down with the oil cylinder seat to outer ring through hole, the water-cooled jacket include roundlet ring flat-plate, side cover plate, Water-intake small pipe, return water tubule, the diameter of roundlet ring flat-plate are greater than the outer diameter of oil pressure cylinder, and side cover plate is set to the side of roundlet ring flat-plate To form the semi-enclosed cavity of another side opening, the open end cap of semi-enclosed cavity is together on the through-hole of outer ring, by pressure oil The oil cylinder seat of cylinder covers, and one end of water-intake small pipe is connect with the side wall of roundlet ring flat-plate, the other end across outer ring side wall, with annular Connection in cavity, return water tubule and water-intake small pipe are relatively arranged on the two sides of roundlet ring flat-plate, and be connected in annular housing.

2. the pressure rings of mineral hot furnace brasses as described in claim 1, it is characterised in that: the height of water-intake small pipe setting is lower than The height of return water tubule setting, and the water-intake small pipe height of water inlet end that connect with outer ring side wall with roundlet ring flat-plate lower than connecting The height of water outlet, the height for the water inlet end that return water tubule is connect with roundlet ring flat-plate are lower than the water outlet connecting with outer ring side wall Highly.

3. the pressure rings of mineral hot furnace brasses as claimed in claim 2, it is characterised in that: be also arranged on outer ring inner wall several Water conservancy diversion arc panel, several water conservancy diversion arc panels are arranged in a one-to-one correspondence with oil pressure cylinder, water conservancy diversion arc panel be set to water-intake small pipe into The rear of water end (W.E.) is flowed with being guided to the cooling water for flowing into oil pressure cylinder to the water inlet end of water-intake small pipe.

4. the pressure rings of mineral hot furnace brasses as claimed in claim 2, it is characterised in that: also in the pressure being located in annular housing Spiral groove is set on the outer wall of the oil cylinder seat of power cylinder, to increase the heat exchange area of oil cylinder seat contacted with cooling water.

5. the pressure rings of mineral hot furnace brasses as claimed in claim 2, it is characterised in that: the oral area of the through-hole on the outer ring For plum blossom-jaw, the end of the oil cylinder seat is also plum blossom-jaw, so that inside oil cylinder seat insertion through-hole, and the plum blossom degree of lip-rounding with through-hole At limit.