CN219200046U

CN219200046U - High-efficiency smelting furnace

Info

Publication number: CN219200046U
Application number: CN202223529044.2U
Authority: CN
Inventors: 王友良; 王丽丽; 李超群; 王正江
Original assignee: Taizhou Huafeng Precision Casting Co ltd
Current assignee: Taizhou Huafeng Precision Casting Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-16
Anticipated expiration: 2032-12-27

Abstract

The high-efficiency smelting furnace comprises a stock bin, a smelting chamber and a combustion chamber arranged between the stock bin and the smelting chamber, wherein an openable material plate is arranged between the smelting chamber and the combustion chamber, and a plurality of compact through holes are formed in the material plate; further comprises: the return fan is arranged above the smelting chamber and is communicated with the smelting chamber and the combustion chamber through a pipeline; the filtering system comprises an exhaust gas pipeline, a boiler and a filtering bin, wherein the exhaust gas pipeline is communicated with the smelting chamber and the filtering bin and penetrates through the boiler. The high-temperature waste gas generated in the smelting chamber of the high-efficiency smelting furnace flows back into the combustion chamber, so that the heat utilization rate is increased, the combustion efficiency is improved, and meanwhile, the energy is saved; the boiler is heated through the exhaust gas pipeline by high-temperature exhaust gas, and simultaneously, the temperature of the exhaust gas is reduced, convenience is brought to subsequent exhaust gas filtration, and the heated water can be used for multiple purposes.

Description

High-efficiency smelting furnace

Technical Field

The utility model relates to the field of metal smelting, in particular to a high-efficiency smelting furnace.

Background

Smelting furnace refers to a type of smelting equipment that melts metal and adds necessary ingredients to perform a refining or alloying process.

At present, a great amount of waste gas can be generated in the working process of the smelting furnace, and in general, a filtering bin is arranged at the outlet of the waste gas, and an activated carbon plate is filled in the filtering bin to be the most economical filtering equipment, however, the service life of the activated carbon can be greatly reduced due to the high temperature of the waste gas; in addition, the waste gas is discharged out of the furnace after being treated at high temperature, so that a large amount of heat energy is wasted, and the heat utilization rate is low, so that the energy waste is caused.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a high-efficiency smelting furnace;

in order to achieve the above purpose, the utility model adopts the following technical scheme: the high-efficiency smelting furnace comprises a stock bin, a smelting chamber and a combustion chamber arranged between the stock bin and the smelting chamber, wherein an openable material plate is arranged between the smelting chamber and the combustion chamber, and a plurality of compact through holes are formed in the material plate;

further comprises:

the return fan is arranged above the smelting chamber and is communicated with the smelting chamber and the combustion chamber through a pipeline;

the filtering system comprises an exhaust gas pipeline, a boiler and a filtering bin, wherein the exhaust gas pipeline is communicated with the smelting chamber and the filtering bin and penetrates through the boiler.

Preferably, the exhaust gas duct is arranged on the boiler section in a serpentine shape.

Preferably, the novel air conditioner further comprises a fresh air system, wherein the fresh air system consists of a blower and a fresh air pipeline, and the fresh air system is communicated and connected with the combustion chamber.

Preferably, the smelting chamber and the combustion chamber are both provided with burners.

Preferably, a discharge hole is formed in the right side of the smelting chamber.

Preferably, the exhaust gas pipe is a tungsten copper alloy pipe, or a molybdenum copper alloy pipe, or a titanium alloy pipe.

Preferably, a bag-type dust collector or an activated carbon plate is arranged in the filter bin.

Compared with the prior art, the utility model has the beneficial effects that: the high-temperature waste gas generated in the smelting chamber of the high-efficiency smelting furnace flows back into the combustion chamber, so that the heat utilization rate is increased, the combustion efficiency is improved, and meanwhile, the energy is saved; the boiler is heated through the exhaust gas pipeline by high-temperature exhaust gas, and simultaneously, the temperature of the exhaust gas is reduced, convenience is brought to subsequent exhaust gas filtration, and the heated water can be used for multiple purposes.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency smelting furnace of the present utility model.

Detailed Description

For a further understanding of the objects, construction, features, and functions of the utility model, reference should be made to the following detailed description of the preferred embodiments.

Referring to fig. 1, the high-efficiency smelting furnace according to an embodiment of the present utility model includes a bin 1, a smelting chamber 2, and a combustion chamber 3 disposed therebetween, wherein an openable and closable material plate 4 is disposed between the smelting chamber 2 and the combustion chamber 3, and a plurality of dense through holes 5 are disposed on the material plate 4; the material falls into combustion chamber 3 from feed bin 1 and burns, and the junction of feed bin 1 and combustion chamber 3 is the closed condition this moment, and the gas in the combustion chamber only can get into smelting chamber 2 through-hole 5, and air-blower 81 and return fan 6 continuously blow into gas to combustion chamber 3 simultaneously, and the speed that gas blown into is greater than the speed that gas overflowed through-hole 5, improves the atmospheric pressure in the combustion chamber 3, increases combustion efficiency.

Further comprises:

the return fan 6 is arranged above the smelting chamber 2 and is communicated with the smelting chamber 2 and the combustion chamber 3 through a pipeline;

the return fan 6 is used for refluxing high-temperature waste gas in the smelting chamber 2 to the combustion chamber 3, so that the combustion temperature in the combustion chamber 3 is improved, the combustion efficiency is improved, the utilization rate is increased, and the energy is saved.

The filtering system 7 comprises an exhaust gas pipeline 71, a boiler 72 and a filtering bin 73, wherein the exhaust gas pipeline 71 is communicated with the smelting chamber 2 and the filtering bin 73 and passes through the boiler 72. The boiler 72 is filled with water, and the water in the boiler 72 is heated in the process that the high-temperature waste gas enters the filtering bin 73 through the waste gas pipeline 71, so that the temperature of the waste gas is reduced, the heat utilization rate is improved, the temperature of the waste gas is reduced, convenience is brought to the subsequent waste gas filtering, and the heated water can be used for multiple purposes.

Preferably, the exhaust gas duct 71 is arranged in a serpentine fashion in the section of the boiler 72. The contact area of the pipeline and water is increased, and the redundant heat is fully utilized.

Preferably, the connection port of the return air machine 6 and the smelting chamber 2 is closer to the material plate 4 than the exhaust gas duct 71.

Preferably, the novel air-conditioning system further comprises a novel air system 8, and the novel air system 8 is formed by a blower 81 and a novel air pipeline 82 and is communicated and connected with the combustion chamber 3. The blower 81 continuously blows air into the combustion chamber 3, thereby improving combustion efficiency.

Preferably, burners are provided in both the smelting chamber 2 and the combustion chamber 3.

Preferably, the right side of the smelting chamber 2 is provided with a tap 21.

Preferably, the exhaust gas pipe 71 is a tungsten copper alloy pipe, or a molybdenum copper alloy pipe, or a titanium alloy pipe.

Preferably, the filter bin 73 is internally provided with a bag-type dust collector or an activated carbon plate.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a high-efficient smelting furnace, includes feed bin (1), smelting chamber (2) and sets up combustion chamber (3) between the two, its characterized in that: a material plate (4) which can be opened and closed is arranged between the smelting chamber (2) and the combustion chamber (3), and a plurality of compact through holes (5) are formed in the material plate (4);

further comprises:

the return fan (6) is arranged above the smelting chamber (2) and is communicated with the smelting chamber (2) and the combustion chamber (3) through a pipeline;

a filtration system (7) comprising an exhaust gas conduit (71), a boiler (72) and a filter house (73), said exhaust gas conduit (71) communicating said smelting chamber (2) with said filter house (73) and passing through said boiler (72).

2. The high efficiency smelting furnace of claim 1, wherein: the exhaust gas duct (71) is arranged in a meandering manner in the section of the boiler (72).

3. The high efficiency smelting furnace of claim 1, wherein: the novel air-conditioning system further comprises a fresh air system (8) which consists of an air blower (81) and a fresh air pipeline (82), and the fresh air system (8) is communicated and connected with the combustion chamber (3).

4. The high efficiency smelting furnace of claim 1, wherein: the smelting chamber (2) and the combustion chamber (3) are internally provided with burners.

5. The high efficiency smelting furnace of claim 1, wherein: a discharge hole (21) is arranged on the right side of the smelting chamber (2).

6. The high efficiency smelting furnace of claim 1, wherein: the exhaust gas pipe (71) is a tungsten copper alloy pipe, a molybdenum copper alloy pipe or a titanium alloy pipe.

7. The high efficiency smelting furnace of claim 1, wherein: the filter bin (73) is internally provided with a bag-type dust collector or an activated carbon plate.