CN213172510U

CN213172510U - Brown corundum refining furnace

Info

Publication number: CN213172510U
Application number: CN202021828517.7U
Authority: CN
Inventors: 宗斌
Original assignee: Yixing Yuyou Metallurgical Equipment Co ltd
Current assignee: Yixing Yuyou Metallurgical Equipment Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-11
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a brown fused alumina refining furnace, including the refining furnace main part, the flue gas calandria is installed to the one end of refining furnace main part, and the internally mounted of flue gas calandria has the smoke control valve, the fastening hoop is installed to the side surface of refining furnace main part, is connected through pivot and the control cardboard that opens and shuts on the fastening hoop, the control cardboard that opens and shuts is fixed mutually with sealed bell through the welding, and the one end of sealed bell is connected with the hinge through spacing buckle, the inside of refining furnace main part comprises brown fused alumina inner bag, sealing layer and thermal-insulated skin jointly, and brown fused alumina inner bag is located the internal surface of sealing layer, thermal-insulated outer parcel at the surface of sealing layer. The utility model discloses an utilize the spacing buckle of control mechanism cooperation that opens and shuts, can conveniently open and shut fast to sealed bell and close, possess and connect the advantage that inseparable leakproofness is good, adopt sealed thermal-insulated design to the furnace body outside simultaneously, can not distribute out the heat, the carrying handle makes things convenient for operating personnel to carry and takes and carry.

Description

Brown corundum refining furnace

Technical Field

The utility model relates to a refining furnace technical field specifically is a brown fused alumina refining furnace.

Background

The refining furnace is a smelting device in the hot working industry, and is a smelting device which is used for carrying out final deoxidation and alloying processes on molten steel in ferrous metallurgy. According to different smelting purposes, the method is classified into different types, and an argon blowing refining furnace, an LF refining furnace and the like are common. The reverberatory furnace is a traditional fire refining device, is a hearth furnace with a surface heating function, has a simple structure, is easy to operate, can treat cold materials and hot materials, and can burn solid fuel, liquid fuel or gas fuel. The volume of the reverberatory furnace and the size of the furnace body can be large or small, the fluctuation range is large, the treatment capacity can be from 1t to 400t, and the adaptability is strong. In factories with more cold materials and factories with smaller scale, a reverberatory furnace is mostly adopted to produce the anode copper. Rotary furnaces were the fire refining plant developed in the late 50 s of the 20 th century. The furnace is a cylindrical furnace body, 2-4 air pipes, a furnace mouth and a copper outlet are arranged on the furnace body, and the furnace can rotate for 360 degrees. The furnace body is rotated to bury the tuyere under the liquid level, and oxidation and reduction operations are carried out. The rotary furnace body can be used for feeding, discharging slag and discharging copper, and the operation is simple, convenient and flexible.

At present, the sealing performance of the brown corundum refining furnace is poor, the opening and closing of the furnace cover are not tight, and the temperature at the handle is high, so that the brown corundum refining furnace is inconvenient to carry, and therefore a novel brown corundum refining furnace needs to be developed in the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a brown fused alumina refining furnace to the present brown fused alumina refining furnace sealing performance who provides in solving above-mentioned background art is relatively poor, and bell department opens and shuts and closes inseparably, and the higher inconvenient problem of carrying of taking of handle department temperature.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a brown corundum refining furnace, includes the refining furnace main part, the flue gas calandria is installed to the one end of refining furnace main part, and the internally mounted of flue gas calandria has the smoke control valve, and sealed shaft lid is installed to the upper end of flue gas calandria, fastening hoop is installed to the side surface of refining furnace main part, is connected through pivot and the control cardboard that opens and shuts on the fastening hoop, the control cardboard that opens and shuts is fixed mutually through welding and sealed bell, and the one end of sealed bell is connected with the hinge through spacing buckle, the inside of refining furnace main part comprises brown corundum inner bag, sealing layer and thermal-insulated outer layer jointly, and brown corundum inner bag is located the internal surface of sealing layer, thermal-insulated outer parcel.

Preferably, a handle is attached to the top end of the refining furnace main body.

Preferably, a refining bin is arranged inside the refining furnace main body.

Preferably, the surface of the sealing furnace cover is provided with an observation groove opening, and the inner wall of the observation groove opening is connected with the sealing groove cover through a hinge mechanism.

Preferably, the thickness of the brown corundum liner is 2 cm.

Preferably, the refining furnace main body is provided with a fixed support at the bottom.

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

(1) the side surface of the refining furnace main body is provided with a fastening hoop, the fastening hoop is connected with an opening and closing control card plate through a rotating shaft, the opening and closing control card plate is fixed with a sealing furnace cover through welding, the opening and closing control card plate is matched with the rotating shaft to conveniently open and close the sealing furnace cover, one end of the sealing furnace cover is connected with a hinge through a limiting buckle, and the limiting buckle can further limit and fix the sealing furnace cover, so that the advantages of tight connection and good sealing and fixing effects are achieved;

(2) the inside of refining furnace main part is by the brown corundum inner bag, the sealing layer constitutes with thermal-insulated skin jointly, and the brown corundum inner bag is located the internal surface of sealing layer, and thermal-insulated skin parcel is at the surface of sealing layer, and the brown corundum inner bag possesses high temperature resistant anti-oxidant advantage, and the sealing layer can seal the parcel to the brown corundum inner bag, prevents to cause the gas leakage phenomenon, and thermal-insulated skin plays thermal-insulated guard action, can not distribute out the heat, and the handle makes things convenient for operating personnel to carry and carries.

Drawings

Fig. 1 is a schematic structural view when the sealing furnace cover of the utility model is opened;

FIG. 2 is a schematic side view of the sealing lid of the present invention when opened;

FIG. 3 is a schematic structural view of the sealing lid of the present invention when closed;

FIG. 4 is a schematic side view of the sealing lid of the present invention when closed;

FIG. 5 is a schematic view of the internal structure of the refining furnace body of the present invention.

In the figure: 1. a refining furnace main body; 2. a handle is lifted; 3. sealing the shaft cover; 4. a flue gas calandria; 5. a smoke exhaust control valve; 6. sealing the furnace cover; 7. an observation notch; 8. sealing the tank cover; 9. the opening and closing control card board; 10. a rotating shaft; 11. fastening a hoop; 12. a fixed support; 13. a refining bin; 14. a hinge; 15. a limiting buckle; 16. an outer heat-insulating layer; 17. a sealing layer; 18. brown corundum liner.

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.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a brown corundum refining furnace, including refining furnace main part 1, flue gas calandria 4 is installed to the one end of refining furnace main part 1, the internally mounted of flue gas calandria 4 has smoke control valve 5, sealed shaft lid 3 is installed to the upper end of flue gas calandria 4, fastening hoop 11 is installed to the side surface of refining furnace main part 1, fastening hoop 11 is last to be connected with the control cardboard 9 that opens and shuts through pivot 10, the control cardboard 9 that opens and shuts is fixed mutually with sealed bell 6 through the welding, the one end of sealed bell 6 is connected with hinge 14 through spacing buckle 15, the inside of refining furnace main part 1 is by brown corundum inner bag 18, sealing layer 17 and thermal-insulated outer layer 16 are constituteed jointly, brown corundum inner bag 18 is located the internal surface of sealing layer 17, thermal-insulated outer layer 16.

Further, a handle 2 is attached to the top end of the refining furnace main body 1.

Further, a refining bin 13 is provided inside the refining furnace main body 1.

Further, the surface of the sealing furnace cover 6 is provided with an observation groove opening 7, and the inner wall of the observation groove opening 7 is connected with the sealing groove cover 8 through a hinge mechanism.

Further, the thickness of the brown corundum liner 18 is 2 cm.

Further, a fixing support 12 is installed at the bottom of the refining furnace main body 1.

The working principle is as follows: when in use, a fastening hoop 11 is arranged on the side surface of a refining furnace main body 1, the fastening hoop 11 is connected with an opening and closing control clamping plate 9 through a rotating shaft 10, the opening and closing control clamping plate 9 is fixed with a sealing furnace cover 6 through welding, the opening and closing control clamping plate 9 is matched with the rotating shaft 10 to facilitate opening and closing of the sealing furnace cover 6, one end of the sealing furnace cover 6 is connected with a hinge 14 through a limiting buckle 15, the limiting buckle 15 can further limit and fix the sealing furnace cover 6 to achieve the advantages of tight connection and good sealing and fixing effects, the refining furnace main body 1 is internally composed of a brown corundum liner 18, a sealing layer 17 and a heat insulation outer layer 16, the brown corundum liner 18 is positioned on the inner surface of the sealing layer 17, the heat insulation outer layer 16 is wrapped on the outer surface of the sealing layer 17, the brown corundum liner 18 has the advantages of high temperature resistance and oxidation resistance, and the sealing layer, the phenomenon of gas leakage is prevented, the heat insulation outer layer 16 plays a role in heat insulation protection, heat cannot be emitted, and the handle 2 is convenient for an operator to carry.

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

1. The utility model provides a brown fused alumina refining furnace, includes refining furnace main part (1), its characterized in that, flue gas calandria (4) are installed to the one end of refining furnace main part (1), and the internally mounted of flue gas calandria (4) has smoke control valve (5), and sealed shaft cover (3) are installed to the upper end of flue gas calandria (4), fastening hoop (11) are installed to the side surface of refining furnace main part (1), are connected with opening and shutting control cardboard (9) through pivot (10) on fastening hoop (11), opening and shutting control cardboard (9) are fixed mutually with sealed bell (6) through the welding, and the one end of sealed bell (6) is connected with hinge (14) through spacing buckle (15), the inside of refining furnace main part (1) comprises brown fused alumina inner bag (18), sealing layer (17) and thermal-insulated outer layer (16) jointly, and brown fused alumina inner bag (18) are located the internal surface of sealing layer (17), the heat insulation outer layer (16) wraps the outer surface of the sealing layer (17).

2. The brown fused alumina refining furnace of claim 1, wherein: the top end of the refining furnace main body (1) is provided with a handle (2).

3. The brown fused alumina refining furnace of claim 1, wherein: a refining bin (13) is arranged in the refining furnace main body (1).

4. The brown fused alumina refining furnace of claim 1, wherein: the surface of the sealing furnace cover (6) is provided with an observation groove opening (7), and the inner wall of the observation groove opening (7) is connected with the sealing groove cover (8) through a hinge mechanism.

5. The brown fused alumina refining furnace of claim 1, wherein: the thickness of the brown corundum liner (18) is 2 cm.

6. The brown fused alumina refining furnace of claim 1, wherein: the bottom of the refining furnace main body (1) is provided with a fixed support (12).