CN215113900U - Energy-efficient electric arc furnace alloy melting temperature control device - Google Patents
Energy-efficient electric arc furnace alloy melting temperature control device Download PDFInfo
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- CN215113900U CN215113900U CN202121245108.9U CN202121245108U CN215113900U CN 215113900 U CN215113900 U CN 215113900U CN 202121245108 U CN202121245108 U CN 202121245108U CN 215113900 U CN215113900 U CN 215113900U
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Abstract
The utility model discloses an efficient energy-saving electric arc furnace alloy smelting temperature control device, which relates to the technical field of metallurgy, wherein a fluid inlet and a fluid outlet are respectively connected with a water inlet and a water outlet of a water circulation cooling device, so that the electric arc furnace alloy smelting temperature control device has the functions of heat dissipation and cooling, namely, the total maintenance time is shortened, the production efficiency is improved by direction change, the heat dissipation area in a hollow interlayer is increased by the design of staggered reinforcing plates, and then the purpose of efficient water cooling is achieved; if the switch valve II is closed and the switch valve I is opened, a suction port of a vacuumizing device is connected with the fluid outlet, the hollow interlayer can be vacuumized, so that a heat transfer path between the inside of the electric arc furnace and the outside is blocked to a greater extent, the gold melting efficiency of the electric arc furnace is greatly improved, the external air temperature of the electric arc furnace is prevented from being too high, and the working environment of workers is better; the design of the staggered reinforcing rib plate can improve the structural strength of the electric arc furnace and avoid the problem that the structural strength is too low due to the design of the hollow interlayer.
Description
Technical Field
The utility model relates to the technical field of metallurgy, concretely relates to energy-efficient electric arc furnace alloy melting temperature control device.
Background
The melting arc furnace is a device for melting a solid metal raw material by an electric arc by inserting an electrode into the furnace after charging the solid metal raw material into the furnace, and the molten liquid is discharged from an outlet to a liquid containing barrel, and then the liquid containing barrel is discharged to a forming device to pour out a metal fluid for forming. The electric arc furnace needs regularly to be maintained, and this in-process hangs the bell, then hangs the electric arc furnace to open position, treats its natural cooling back, and maintenance personnel alright get into in the furnace body, to the inside maintenance of links such as polishing, increase high temperature resistant material layer, but natural cooling time is longer relatively, leads to maintaining the total time longer, can reduce production efficiency like this. In addition, the oven wall of electric arc furnace is solid construction, and although solid construction's intensity is higher, its heat conductivility is too high for the heat loss in the stove is comparatively serious, and extravagant electric power is comparatively serious, makes the external air temperature of electric arc furnace higher moreover, makes workman's operational environment very abominable.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned among the prior art not enough, the utility model provides a temperature control device is smelted to electric arc furnace alloy of high efficiency energy-conservation.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
the utility model provides a temperature control device is smelted to energy-efficient electric arc furnace alloy, includes the furnace body, the oven of furnace body is provided with the cavity intermediate layer, the cavity intermediate layer is provided with the fluid inlet of having installed switch valve II and the fluid outlet of having installed switch valve I, cavity intermediate layer inner wall is fixed with crisscross type deep floor.
The structure of the scheme is combined with some conventional devices, and the heat-insulation and heat-dissipation cooling device has two functions of heat insulation and heat dissipation, namely, temperature control is realized to a certain extent; the fluid inlet and the fluid outlet are respectively connected with the water inlet and the water outlet of a water circulation cooling device, and after a switch valve is opened, the water circulation cooling device has a heat dissipation cooling function, so that the cooling time of a furnace body can be shortened, namely the total maintenance time is shortened, the production efficiency is improved by changing the direction, the heat dissipation area in the hollow interlayer is increased by the design of the staggered reinforcing rib plates, and the purpose of efficient water cooling is achieved; if the switch valve II is closed and the switch valve I is opened, a suction port of a vacuumizing device is connected with the fluid outlet, the hollow interlayer can be vacuumized, so that a heat transfer path between the inside of the electric arc furnace and the outside is blocked to a greater extent, the gold melting efficiency of the electric arc furnace is greatly improved, the external air temperature of the electric arc furnace is prevented from being too high, and the working environment of workers is better; the design of the staggered reinforcing rib plate can improve the structural strength of the electric arc furnace and avoid the problem that the structural strength is too low due to the design of the hollow interlayer.
In a preferred embodiment of the present invention, the staggered ribbed slab and the hollow interlayer enclose a plurality of unit fluid cavities, the staggered ribbed slab is provided with a plurality of fluid through holes, and the fluid outlet, the fluid inlet and each of the unit fluid cavities are communicated with each other through the fluid through holes.
The scheme increases the heat dissipation area in the hollow interlayer, and increases the fluid efficiency through each fluid via hole.
In a preferred embodiment of the present invention, the unit fluid chambers are divided into a plurality of groups; each of the unit fluid chambers in each set forming a fluid passage having an inlet and an outlet; the inlet and outlet of the fluid channel are in communication with the fluid inlet and fluid outlet, respectively.
The grouping design of the scheme can avoid forming fluid dead angles in the hollow interlayer to a large extent, namely, avoid excessive fluid trapped inside and unable to escape.
In a preferred embodiment of the present invention, the expanded shape of the hollow interlayer is a strip-shaped structure, and the fluid inlet and the fluid outlet are respectively located at two ends of the strip-shaped structure, such design enables the fluid to pass through each region in the hollow interlayer.
In a preferred embodiment of the present invention, the furnace wall of the furnace body is provided with a groove, and the groove opening of the groove is detachably fixed with a sealing cover plate having an outer side with a heat insulating material layer, the sealing cover plate and the groove wall of the groove are enclosed into the hollow interlayer.
The structural design of this scheme does benefit to the assembly and forms the cavity intermediate layer, and each accessory is easy to maintain or change too.
In a preferred embodiment of the present invention, the staggered reinforcing ribs are welded to the grooves.
Welding is a common reinforcing rib plate fixing mode, and the reinforcing rib plate can be better integrated with a furnace body in the mode, so that the heat conduction efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of an efficient energy-saving electric arc furnace alloy smelting temperature control device of the present invention.
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of the high-efficiency energy-saving electric arc furnace alloy melting temperature control device of the present invention without installing staggered reinforcing rib plates and sealing cover plates;
the device comprises a furnace body 1, a furnace cover 2, a furnace cover 3, electrodes 4, a heat insulation material layer 5, a sealing cover plate 6, a tilting cradle 7, a molten metal outlet 8, switch valves I and 9, a hollow interlayer 10, a fluid outlet 11, switch valves II and 12, a fluid inlet 13, staggered reinforcing rib plates 14, unit fluid cavities 15, fluid through holes 16 and grooves.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.
As shown in figure 1, the utility model provides a temperature control device is smelted to energy-efficient electric arc furnace alloy, including furnace body 1, the oven of furnace body 1 is provided with cavity intermediate layer 9, and cavity intermediate layer 9 is provided with fluid inlet 12 of having installed switch valve II 11 and the fluid outlet 10 of having installed switch valve I8, and cavity intermediate layer 9 inner wall welded fastening has crisscross deep floor 13.
The utility model discloses in, the structural strength that staggered form deep floor 13's design can compensate furnace body 1 and reduce because of design cavity intermediate layer 9. The staggered reinforcing rib plates 13 can enclose a plurality of triangular structures, and the more the triangular structures are, the higher the structural strength is, the better the supporting effect on the furnace body 1 is; when the structural strength requirement is relatively low, the enclosed structure may not be limited, such as the rectangular structure shown in the figures.
The utility model discloses in, the structural strength of electric arc furnace can be improved in the design of crisscross deep floor 13, avoids the problem that the structural strength who appears because of cavity intermediate layer 9's design too reduces.
The device can have two functions of heat preservation, heat insulation and heat dissipation cooling.
The realization method of heat preservation and heat insulation comprises the following steps:
closing the switch valve II 11 and opening the switch valve I8, connecting a suction port of a vacuumizing device with the fluid outlet 10, starting the vacuumizing device to vacuumize the hollow interlayer 9, and closing the switch valve I8 after vacuumizing. The hollow interlayer 9 becomes a vacuum interlayer, and the heat transfer from the furnace to the outside can be greatly reduced due to the reduction of heat transfer media.
The realization method of heat dissipation and cooling comprises the following steps:
the fluid inlet 12 and the fluid outlet 10 are respectively connected with a water outlet and a water inlet of a water circulation cooling device;
opening II 11 of switch valve and I8 of switch valve, opening water circulative cooling device, cavity intermediate layer 9 inner wall and the surface of crisscross deep floor 13 form very big cooling surface together, and the water that circulates flows is through this cooling surface, and the heat that will give out is taken to the external world, realizes cooling furnace body 1 promptly.
In an optional embodiment of the present invention, the staggered stiffened plate 13 and the hollow interlayer 9 enclose a plurality of unit fluid cavities 14, the staggered stiffened plate 13 is provided with a plurality of fluid through holes 15, and the fluid outlet 10, the fluid inlet 12 and each unit fluid cavity 14 are communicated with each other through the fluid through holes 15.
The position layout of the fluid through holes 15 is based on that no fluid flowing dead angle exists, and the fluid passing surface is ensured to be large enough.
Specifically, the cell lumens 14 may be divided into a plurality of groups; the unit fluid chambers 14 in each group form a fluid passage having an inlet and an outlet; the inlet and the outlet of the fluid channel are respectively communicated with the fluid inlet 12 and the fluid outlet 10, so that fluid flow dead angles can be well avoided, and the fluid passing surface is ensured to be large enough.
In an optional embodiment of the present invention, the expanded shape of the hollow interlayer 9 is a strip-shaped structure, the fluid inlet 12 and the fluid outlet 10 are respectively located at two ends of the strip-shaped structure, and this design can better realize that one end enters the other end and exits, thereby reducing the possibility of fluid flow dead angles.
In an optional embodiment of the present invention, the furnace wall of the furnace body 1 is provided with a groove 16, a sealing cover plate 5 having an insulating material layer 4 on the outer side is detachably fixed to the groove opening of the groove 16, and the sealing cover plate 5 and the groove wall of the groove 16 enclose a hollow interlayer 9.
Wherein, generally, the sealing cover 5 has a plurality of blocks, the specific number depends on the shape of the cover and the shape of the electric arc furnace.
In an optional embodiment of the present invention, the sealing cover plate 5 is detachably fixed to the furnace body 1 by bolts.
In an optional embodiment of the present invention, the switch valve i 8 and the switch valve ii 11 are one-way switch valves.
In addition to the above embodiments, the furnace lid 2 may be similarly designed to meet the thermal insulation and heat dissipation requirements of the furnace lid.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides an energy-efficient electric arc furnace alloy melting temperature control device, includes the furnace body, its characterized in that, the oven of furnace body is provided with the cavity intermediate layer, the cavity intermediate layer is provided with the fluid inlet that has installed switch valve II and the fluid outlet who has installed switch valve I, cavity intermediate layer inner wall is fixed with crisscross type deep floor.
2. The efficient and energy-saving electric arc furnace alloy smelting temperature control device according to claim 1, wherein the staggered reinforcing rib plates and the hollow interlayer enclose a plurality of unit fluid cavities, the staggered reinforcing rib plates are provided with a plurality of fluid through holes, and the fluid outlets, the fluid inlets and the unit fluid cavities are communicated through the fluid through holes.
3. The efficient energy-saving alloy smelting temperature control device for an electric arc furnace as claimed in claim 2, wherein said unit fluid cavities are divided into a plurality of groups; each of the unit fluid chambers in each set forming a fluid passage having an inlet and an outlet; the inlet and outlet of the fluid channel are in communication with the fluid inlet and fluid outlet, respectively.
4. The efficient and energy-saving electric arc furnace alloy melting temperature control device as claimed in claim 3, wherein the expanded shape of the hollow interlayer is an elongated structure, and the fluid inlet and the fluid outlet are respectively located at two ends of the elongated structure.
5. The efficient and energy-saving temperature control device for alloy smelting of an electric arc furnace as claimed in claim 3, wherein a groove is formed in the furnace wall of the furnace body, a sealing cover plate with a heat insulation material layer on the outer side is detachably fixed to a notch of the groove, and the sealing cover plate and the groove wall of the groove form the hollow interlayer.
6. The efficient and energy-saving alloy smelting temperature control device for the electric arc furnace according to claim 5, wherein the staggered reinforcing rib plates are welded to the grooves.
7. The efficient and energy-saving alloy smelting temperature control device for the electric arc furnace as claimed in claim 5, wherein the sealing cover plate and the furnace body are detachably fixed through bolts.
8. The efficient energy-saving alloy smelting temperature control device for the electric arc furnace as claimed in claim 1, wherein the switch valve I and the switch valve II are both one-way switch valves.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121245108.9U CN215113900U (en) | 2021-06-04 | 2021-06-04 | Energy-efficient electric arc furnace alloy melting temperature control device |
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| CN202121245108.9U CN215113900U (en) | 2021-06-04 | 2021-06-04 | Energy-efficient electric arc furnace alloy melting temperature control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524665A (en) * | 2022-03-03 | 2022-05-24 | 苏州华光信息科技有限公司 | Preparation method for producing fused magnesia zircon sand |
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2021
- 2021-06-04 CN CN202121245108.9U patent/CN215113900U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524665A (en) * | 2022-03-03 | 2022-05-24 | 苏州华光信息科技有限公司 | Preparation method for producing fused magnesia zircon sand |
| CN114524665B (en) * | 2022-03-03 | 2023-08-18 | 苏州华光信息科技有限公司 | Preparation method for producing electric smelting magnesia zirconium sand |
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