CN210346292U - Novel smelting furnace heat preservation fore-bed - Google Patents

Abstract

The utility model discloses a novel smelting furnace heat preservation forehearth, including heating chamber, elema, the internal bed body and the external bed body, four corners of external bed body bottom all weld there is fixed stabilizer blade, and the bottom of the internal portion of external bed is provided with the heating chamber, the elema has evenly been laid to the inside in heating chamber, and the one end of the internal portion in heating chamber installs temperature sensor, the PLC control box is installed to the one end of the external bed body, and the internally mounted of PLC control box has the PLC controller, the internal bed body is fixed with in the inside of the external bed body in heating chamber top, and the inside wall coating of the external bed body has the resistant high temperature layer of nanometer pottery. The utility model discloses a be provided with vacuum insulation chamber and sponge insulating block for the device utilizes the principle that the heat can not be propagated under the vacuum state, and cooperates the thermal-insulated thermal insulation performance of sponge insulating block, makes self realize better thermal insulation performance, has reduced thermal leakage, thereby has realized energy-conserving advantage, accords with the development theme of times.

Description

Novel smelting furnace heat preservation fore-bed

Technical Field

The utility model relates to the technical field of metal smelting, in particular to a novel smelting furnace heat-preservation forehearth.

Background

In recent years, in order to improve the utilization rate of resources, the domestic non-ferrous metal renewable resource smelting industry develops better and better, and the conventional method for processing low-sulfur soot or slag mud raw materials by using a closed oxygen-enriched negative-pressure side-blown smelting furnace is that firstly bulk material raw material pressed bricks are dried and then matched with a coke reducing agent and other smelting fluxes, the raw materials are added from the top of the smelting furnace, forced air blowing is carried out through water jacket air ports on two sides to ensure that the furnace materials are subjected to violent combustion reduction slagging reaction in the furnace, valuable metals are reduced into target crude metal alloys, the products of the smelting furnace comprise thin slag, matte and crude alloys, so that natural settling and layering are realized in a furnace cylinder due to the large specific gravity difference, the heaviest crude alloys are discharged from a siphon port at the bottom of the furnace cylinder, the slag with the lightest specific gravity is discharged from a throat port at the end of the furnace and is discharged into a slag tank through water quenching, and the phase between, the slag is discharged from a slag hole irregularly, smoke is discharged from a flue at the top of the furnace, and a heat-preserving front bed of the smelting furnace is one of the most important components in the smelting process, but the heat-preserving front bed of the existing smelting furnace still has the following problems when in use:

1. the traditional smelting furnace heat-preservation forehearth generally has the defects that heat cannot be supplemented to preserve the heat of the slag discharged out of the furnace, so that the practicability of the device is low, the loss of metal is high due to slag loss and tailing leakage, and the recovery rate of the metal is influenced;

2. the existing smelting furnace heat-preservation forehearth in the market also has the problems of simple structure and difficult disassembly and combination of the whole smelting furnace, so that the device is difficult to replace and maintain parts and is not beneficial to the long-term popularization of the device;

3. the existing smelting furnace heat-insulating forehearth also has the problems of difficult fixed installation and poor damping performance, which leads to poor use effect of the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel smelting furnace heat preservation forehearth to the problem that the slag that can not supply the heat to emit outside the stove that provides among the above-mentioned background art carries out heat preservation, simple structure, wholly be difficult for dismantling and make up and be difficult for carrying out fixed mounting and damping performance poor is solved.

In order to achieve the above object, the utility model provides a following technical scheme: a novel smelting furnace heat-preservation forehearth comprises a heating cavity, a silicon carbide rod, an inner hearth body and an outer hearth body, wherein fixed support legs are welded at four corners of the bottom end of the outer hearth body, the heating cavity is arranged at the bottom end of the inner part of the outer hearth body, the silicon carbide rod is uniformly laid in the heating cavity, a temperature sensor is mounted at one end of the inner part of the heating cavity, a PLC control box is mounted at one end of the outer hearth body, a PLC controller is mounted in the PLC control box, the inner hearth body is fixed in the outer hearth body at the top end of the heating cavity, a nano ceramic high-temperature-resistant layer is coated on the inner side wall of the outer hearth body, a reinforcing layer is arranged in the outer hearth body side wall on one side of the nano ceramic high-temperature-resistant layer, reinforcing ribs are uniformly arranged in the reinforcing layer, copper ice ports are formed in the inner hearth body and the outer hearth body, a sealing plug is arranged in the copper ice ports, and the output end of the PLC controller is electrically connected with the input end of the silicon carbide rod through a wire.

Preferably, the top at interior bed body both ends all is provided with reserves the piece, and the inside of outer bed body be provided with reserve a complex reservation groove to constitute between interior bed body and the outer bed body and dismantle mounting structure, four corners on interior bed body top all are provided with the hoisting seat simultaneously, and are provided with the hole for hoist on the hoisting seat, and constitute integrated welded structure between hoisting seat and the interior bed body.

Preferably, the top of fixed stabilizer blade is provided with the shock attenuation cap, and the both sides on the inside top of shock attenuation cap all are provided with damping spring to be provided with on the fixed stabilizer blade of damping spring bottom with shock attenuation cap complex shock attenuation seat.

Preferably, both ends of the bottom of the fixed support leg are provided with fixing piles, and barb barbs are uniformly arranged on the fixing piles.

Preferably, the inside of the outer bed body side wall is provided with a vacuum heat preservation cavity, the inside of the vacuum heat preservation cavity is uniformly filled with a sponge heat preservation block, and the cross section of the sponge heat preservation block is in a regular hexagon shape.

Preferably, the inside both ends of shock attenuation cap all evenly are provided with the slider, and the inside of shock attenuation seat lateral wall is provided with the spout with slider complex.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the novel smelting furnace heat-preservation front bed, the silicon-carbon rod, the temperature sensor and the PLC are installed, so that on one hand, the silicon-carbon rod is arranged at the bottom of the outer bed body to supplement heat to preserve heat of molten slag discharged out of a furnace, the molten slag has reprecipitation time in the device, the high-temperature molten slag is fully separated in a layered mode, the problems of slag loss and tail leakage and metal recovery rate are well solved, a good effect of separating slag and alloy is obtained, on the other hand, the device is convenient for a user to accurately regulate and control the heating and heat-preservation temperature by matching with the action of the temperature sensor and the PLC, and therefore the functionality of the device is enhanced;

2. the novel smelting furnace heat-preservation front bed is provided with the outer bed body, the inner bed body, the reserved block, the reserved groove, the hoisting seat and the hoisting hole, so that the device optimizes the structure of the device, and a user can replace and clean the inner bed body conveniently after smelting for one time, thereby enhancing the practicability of the device and being beneficial to the long-term popularization of the device;

3. the novel smelting furnace heat-insulating front bed is provided with the fixing support legs, the fixing piles, the barb barbs, the damping caps, the damping seats and the damping springs, so that the device can be conveniently and fixedly installed on the appropriate ground according to the requirements of a user, the damping performance of the device is improved by using the damping structure, the device is prevented from shaking greatly in the blanking process, and the using effect of the device is improved;

4. the novel smelting furnace heat-preservation front bed is provided with the vacuum heat-preservation cavity and the sponge heat-preservation block, so that the device utilizes the principle that heat cannot be transmitted in a vacuum state, and the heat-preservation and heat-preservation performance of the sponge heat-preservation block is matched, so that the novel smelting furnace heat-preservation front bed realizes better heat-preservation and heat-preservation performance per se, reduces heat leakage, further realizes the advantage of energy conservation, and accords with the development theme of the times;

5. this novel smelting furnace heat preservation forehearth is through being provided with strengthening rib, enhancement layer and the high temperature resistant layer of nanometer pottery for the device has strengthened the structural strength and the high temperature resistance ability of self, thereby is favorable to extension fixture's life.

Drawings

FIG. 1 is a schematic view of the front view of the partial cross-section structure of the present invention;

fig. 2 is a schematic front sectional view of the fixing leg of fig. 1 according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the sidewall of the outer bed body in FIG. 1 according to the present invention;

FIG. 4 is a side view of the inner bed of FIG. 1 according to the present invention;

fig. 5 is a system block diagram of the present invention.

In the figure: 1. a heating cavity; 2. a copper freezing port; 3. a sealing plug; 4. a silicon carbide rod; 5. an inner bed body; 6. a temperature sensor; 7. reserving a groove; 8. fixing the pile; 9. a fixed leg; 10. a PLC control box; 11. a PLC controller; 12. an outer bed body; 13. reserving a block; 14. hoisting holes; 15. hoisting a seat; 16. a chute; 17. a shock-absorbing cap; 18. barb forming; 19. a shock absorbing seat; 20. a slider; 21. a damping spring; 22. a reinforcing layer; 23. reinforcing ribs; 24. a sponge heat-insulating block; 25. a nano ceramic high temperature resistant layer; 26. a vacuum heat preservation cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a novel smelting furnace heat-preservation front bed comprises a heating cavity 1, a silicon carbide rod 4, an inner bed body 5 and an outer bed body 12, wherein fixed support legs 9 are welded at four corners of the bottom end of the outer bed body 12, the heating cavity 1 is arranged at the bottom end inside the outer bed body 12, a damping cap 17 is arranged at the top end of each fixed support leg 9, damping springs 21 are arranged on two sides of the top end inside each damping cap 17, a damping seat 19 matched with the damping cap 17 is arranged on each fixed support leg 9 at the bottom end of each damping spring 21, so that the damping performance of the device is enhanced, the using effect of the device is improved, sliding blocks 20 are uniformly arranged at two ends inside each damping cap 17, sliding grooves 16 matched with the sliding blocks 20 are formed in the side wall of each damping seat 19, the stability of the damping cap 17 during vibration is improved, the side turning of the damping cap 17 in the motion process is avoided, and the functionality of the device is enhanced, the two ends of the bottom of the fixed support legs 9 are both provided with fixed piles 8, and the fixed piles 8 are uniformly provided with barb 18, so that a user can conveniently and fixedly install the device at a proper position on the ground, thereby enhancing the practicability of the device, the heating cavity 1 is internally and uniformly paved with the silicon carbide rods 4, one end of the heating cavity 1 is provided with the temperature sensor 6, one end of the outer bed body 12 is provided with the PLC control box 10, the PLC control box 10 is internally provided with the PLC controller 11, the inner bed body 5 is fixed inside the outer bed body 12 at the top end of the heating cavity 1, the inner side wall of the outer bed body 12 is coated with the nano-ceramic high temperature resistant layer 25, the inner side wall of the outer bed body 12 is provided with the vacuum heat preservation cavity 26, the sponge heat preservation block 24 is uniformly filled inside the vacuum cavity 26, the cross section of the sponge heat preservation block 24 is in a regular hexagon shape, so that the principle that heat can not, the heat insulation performance of the sponge heat insulation block 24 is matched, so that the whole device realizes better heat insulation performance, heat leakage is reduced, and the energy-saving advantage is realized, the top parts of the two ends of the inner bed body 5 are provided with the reserved blocks 13, the inner part of the outer bed body 12 is provided with the reserved grooves 7 matched with the reserved blocks 13, a dismounting and mounting structure is formed between the inner bed body 5 and the outer bed body 12, meanwhile, four corners at the top end of the inner bed body 5 are provided with the hoisting seats 15, the hoisting holes 14 are arranged on the hoisting seats 15, an integrated welding structure is formed between the hoisting seats 15 and the inner bed body 5, the whole structure of the device is optimized, the device is convenient to dismount and combine, so that the practicability of the device is enhanced, the reinforcing layer 22 is arranged inside the side wall of the outer bed body 12 on one side of the nano ceramic high temperature resistant layer 25, and the reinforcing ribs 23 are uniformly arranged inside the reinforcing layer 22, the inner bed body 5 and the outer bed body 12 are both provided with a matte port 2, a sealing plug 3 is arranged inside the matte port 2, the output end of the temperature sensor 6 is electrically connected with the input end of the PLC controller 11 through a lead, the output end of the PLC controller 11 is electrically connected with the input end of the silicon carbide rod 4 through a lead, the model of the PLC controller 11 can be FX1S-20MR-D, and the model of the temperature sensor 6 can be WRM-101.

The working principle is as follows: when in use, the external power supply is connected, a worker firstly utilizes the action of the fixing pile 8 and the barb 18 to firmly fix the outer bed body 12 at a proper position on the ground, waste materials are filled into the inner bed body 5, at the moment, slag, copper matte and a small amount of unseparated metal lead are precipitated and separated in the inner bed body 5, the slag overflows from the top end of the inner bed body 5 and is discharged and flushed into water-quenched slag, the copper matte and the small amount of metal lead are precipitated at the bottom of the inner bed body 5, when the copper matte of the inner bed body 5 is filled and overflows, the corresponding copper matte ports 2 arranged on the inner bed body 5 and the outer bed body 12 are opened to discharge the copper matte and cast ingots, when the outflow pressure of the copper matte is small enough to block the ports, the copper matte port 2 is blocked, the operation is repeated, and because the device is provided with the silicon carbon rod 4, the temperature sensor 6 and the PLC controller 10, on one hand, the silicon carbon rod 4 is arranged at the bottom of the outer bed body 12 to supplement heat to discharge, let the slag have one the reprecipitation time in the device, realize the abundant layering separation of high temperature slag, solved well and lost the problem of sediment run-out and metal recovery rate, obtained the effect of better sediment and alloy separation, on the other hand cooperates temperature sensor 6 and PLC controller 10's effect for device convenient to use person carries out the accuracy regulation and control to heating heat retaining temperature, thereby has strengthened the functionality of device, is favorable to the device's long-term popularization.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a novel smelting furnace heat preservation forehearth, includes heating chamber (1), elema (4), interior bed body (5) and outer bed body (12), its characterized in that: the utility model discloses a bed for ice and copper production, including the outer bed body (12) bottom four corners all weld fixed stabilizer blade (9), and the inside bottom of the outer bed body (12) is provided with heating chamber (1), the inside of heating chamber (1) has evenly been laid silicon carbide stick (4), and heats the inside one end of chamber (1) and install temperature sensor (6), PLC control box (10) are installed to the one end of the outer bed body (12), and the internally mounted of PLC control box (10) has PLC controller (11), the inside of the outer bed body (12) in heating chamber (1) top is fixed with the inner bed body (5), and the inside wall coating of the outer bed body (12) has nanometer pottery high temperature resistant layer (25), the inside of the outer bed body (12) lateral wall of nanometer pottery high temperature resistant layer (25) one side is provided with enhancement layer (22), and the inside of enhancement layer (22) evenly is provided with strengthening rib (23), all be provided with ice copper mouth (2) on the inner bed body (5), and the inside of copper matte mouth (2) is provided with sealing plug (3), the output of temperature sensor (6) passes through the input electric connection of wire and PLC controller (11), and the output of PLC controller (11) passes through the input electric connection of wire and silicon carbide rod (4).

2. The novel smelting furnace heat preservation forehearth according to claim 1, characterized in that: the top at the both ends of the inner bed body (5) is provided with reserved blocks (13), the inner part of the outer bed body (12) is provided with reserved grooves (7) matched with the reserved blocks (13), a dismounting and mounting structure is formed between the inner bed body (5) and the outer bed body (12), meanwhile, four corners at the top end of the inner bed body (5) are provided with hoisting seats (15), hoisting holes (14) are formed in the hoisting seats (15), and an integrated welding structure is formed between the hoisting seats (15) and the inner bed body (5).

3. The novel smelting furnace heat preservation forehearth according to claim 1, characterized in that: the top of fixed stabilizer blade (9) is provided with shock attenuation cap (17), and the both sides on the inside top of shock attenuation cap (17) all are provided with damping spring (21) to be provided with on the fixed stabilizer blade (9) of damping spring (21) bottom and damping seat (19) with damping cap (17) complex.

4. The novel smelting furnace heat preservation forehearth according to claim 1, characterized in that: both ends of the bottom of the fixed support leg (9) are provided with fixed piles (8), and barb barbs (18) are uniformly arranged on the fixed piles (8).

5. The novel smelting furnace heat preservation forehearth according to claim 1, characterized in that: the vacuum heat preservation device is characterized in that a vacuum heat preservation cavity (26) is arranged inside the side wall of the outer bed body (12), sponge heat preservation blocks (24) are uniformly filled inside the vacuum heat preservation cavity (26), and the cross sections of the sponge heat preservation blocks (24) are in a regular hexagon shape.

6. A novel holding forehearth for a smelting furnace as defined in claim 3, wherein: the inside both ends of shock attenuation cap (17) all evenly are provided with slider (20), and the inside of shock attenuation seat (19) lateral wall is provided with spout (16) with slider (20) complex.

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