CN219167971U

CN219167971U - Tail gas treatment device for smelting furnace

Info

Publication number: CN219167971U
Application number: CN202222576916.4U
Authority: CN
Inventors: 庄燕; 贺兵; 许平军
Original assignee: Zhenjiang Jinxin Non Ferrous Alloy Co ltd
Current assignee: Zhenjiang Jinxin Non Ferrous Alloy Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-06-13
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a tail gas treatment device for a smelting furnace, which comprises a treatment box, wherein a partition plate which is obliquely arranged is arranged in the box body of the treatment box, an opening is formed in the center of the partition plate, a gas storage component is fixed in the opening, a filter tank is arranged on the upper surface of the gas storage component, a plurality of filter plates are arranged in the tank body of the filter tank, a plurality of filter holes are formed in the surface of each filter plate, a plurality of air inlets which are communicated with a U-shaped gas storage pipe are formed in the bottom of the filter tank, a plurality of air inlets which are used for communicating the filter tank are arranged on one side wall of the treatment box, and an air outlet which is used for communicating the gas storage component is arranged on the other side wall of the treatment box.

Description

Tail gas treatment device for smelting furnace

Technical Field

The utility model relates to a tail gas treatment device for a smelting furnace.

Background

The aluminum processing and production industry has been under development for decades, and under the development of great introduction and self efforts, a complete industrial chain from the production of raw aluminum to the sale of aluminum products has been formed in China, and each link in the production has almost undergone innovation of the technical process. However, the development of industry has less negative effects, so that the yield and energy consumption control of the aluminum smelting furnace are particularly important when the energy is increasingly intense, the environmental pollution is serious and is no longer merely a topic of the public proposal and exists as a strong control standard of enterprises. The equipment used in aluminum smelting has also undergone many years of change and development, and basically each technical progress has a great promotion effect on national economy development, improvement and guidance on domestic auxiliary industry development and environmental protection.

The aluminum smelting furnace is a novel high-efficiency energy-saving aluminum smelting furnace developed according to an aluminum smelting process, can well meet the requirements of strict alloy component requirements, discontinuous production, larger single furnace capacity and the like in the aluminum smelting process, achieves the effects of reducing consumption, reducing burning loss, improving product quality, reducing labor intensity, improving labor conditions and improving production efficiency, and is suitable for intermittent operation and smelting with more alloy and returned materials. With the increasing shortage of natural resources, a large amount of recovered waste aluminum in aluminum industry production is reprocessed, ash can be burnt and discharged along with smoke dust when the waste aluminum is smelted due to a large amount of impurities contained in the waste aluminum, and for some small and medium enterprises, the waste aluminum cannot be directly treated due to the limitation of production technology, so that the smoke dust is directly discharged into the air, not only is air pollution caused, but also a large amount of acidic substances are contained in the smoke gas at the same time, equipment can be corroded, and the physical health of workers can be influenced, so that the tail gas treatment device for the smelting furnace is generated.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a tail gas treatment device for a smelting furnace.

The tail gas treatment device for the smelting furnace comprises a treatment box, wherein the treatment box comprises a box body and a box cover, and a plurality of supporting legs are arranged on the lower surface of the treatment box;

the upper surface of gas storage subassembly is equipped with the filter vat, the inside filter vat that is equipped with of cell, every filter surface all is equipped with a plurality of filtration holes, the bottom of filter vat is equipped with a plurality of inlet ports that are linked together with U type gas storage pipe, install a plurality of intake pipes that are used for the intercommunication filter vat on the lateral wall of one side of processing case, install the gas outlet that is used for the intercommunication gas storage subassembly on the lateral wall of the opposite side of processing case.

As a further improvement, the adjacent U-shaped gas storage pipes are communicated through a plurality of gas supply holes, tail gas enters the U-shaped gas storage pipes through the gas supply holes, then the gas supply holes are used for conveying the tail gas in the gas storage assembly, and finally the tail gas is discharged from the gas outlet.

As a further improvement, the division plate is fixedly connected with the joint of the treatment box in a sealing way, cooling liquid is injected into the lower cavity through the cooling liquid inlet and outlet, so that the cooling effect on the gas storage component is achieved, the U-shaped gas storage pipe is prevented from being damaged due to the height of tail gas, the temperature of the gas discharged from the gas outlet is reduced, the discharge safety is improved, the potential safety hazard is reduced, and burn is prevented.

As a further improvement, the filter tanks are obliquely arranged, so that the filtration of impurities in the tail gas is better facilitated.

As a further improvement, the filter plates are obliquely arranged, so that the filtration of impurities in the tail gas is better facilitated.

As a further improvement, the side wall of the treatment box is provided with a cooling liquid inlet and outlet, before the treatment box is used, cooling liquid is injected into the lower cavity through the cooling liquid inlet and outlet, and after the treatment box is used, the cooling liquid is pumped out through the cooling liquid inlet and outlet.

As a further improvement, the separation plate is connected with the treatment box in a sealing way to form a lower cavity, and the lower cavity is filled with cooling liquid.

As a further improvement, the cooling liquid is cooling oil, low-temperature water and low-temperature water.

The beneficial effects are that:

the device filters tail gas through the filter tank, solves the problem of high impurity content in the tail gas of the smelting furnace in the prior art, and utilizes a plurality of filter plates to filter the tail gas, so that the tail gas reaches the emission standard, the operation and the implementation are simple, the environmental pollution is reduced, the environmental protection effect is achieved, and the discharge of harmful gases and particles is prevented.

The device avoids the direct discharge of impurities and smoke dust into the air, reduces the discharge of air pollution and a large amount of acidic substances, avoids corroding equipment, and reduces the influence on the physical health of workers.

This device is through cooling liquid to U type gas storage pipe cooling treatment, avoids the high temperature of tail gas treatment in-process U type gas storage pipe, and the heat recovery in the process with tail gas through the heat transfer is energy-concerving and environment-protective, but cooling liquid reuse, and the practicality is strong, and processing cost is lower.

Drawings

FIG. 1 is a schematic view of the internal structure of an exhaust gas treatment device;

FIG. 2 is a schematic side internal structure of an exhaust treatment device;

FIG. 3 is a schematic view of the internal structure of the treatment tank;

FIG. 4 is a schematic internal perspective view of an exhaust treatment device;

FIG. 5 is a schematic general structural view of an exhaust gas treatment device;

1. the device comprises a treatment box 2, an air inlet pipe 3, a partition plate 4, an air outlet 5, a filter tank 6, a filter hole 7, an air storage component 8 and an air inlet hole.

Detailed Description

The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 5, as a specific embodiment of the present utility model, an exhaust gas treatment apparatus for a smelting furnace includes a treatment tank 1, an intake pipe 2, a partition plate 3, an air outlet 4, a filter tank 5, a filter hole 6, an air storage assembly 7, and an air intake hole 8.

The tail gas treatment device for the smelting furnace comprises a treatment box 1, wherein a plurality of supporting feet are arranged on the lower surface of the treatment box 1, and the tail gas treatment device is characterized in that a partition plate 3 which is obliquely arranged is arranged in the box body of the treatment box 1, an opening is arranged in the center of the partition plate 3, a gas storage component 7 is fixed in the opening, the gas storage component 7 consists of a plurality of communicated U-shaped gas storage tubes, and the upper surface of the gas storage component 7 is obliquely designed;

the upper surface of gas storage subassembly 7 is equipped with filter tank 5, and the inside filter tank 5's cell body is equipped with a plurality of filter, and every filter surface all is equipped with a plurality of filtration holes 6, and the bottom of filter tank 5 is equipped with a plurality of inlet ports 8 that are linked together with U type gas storage pipe, installs a plurality of intake pipes 2 that are used for the intercommunication filter tank 5 on the lateral wall of one side of processing case 1, installs the gas outlet 4 that are used for the intercommunication gas storage subassembly 7 on the lateral wall of the opposite side of processing case 1.

The adjacent U-shaped gas storage pipes are communicated through a plurality of gas supply holes, tail gas enters the U-shaped gas storage pipes through the gas supply holes 8, and then the tail gas is conveyed in the gas storage assembly 7 through the gas supply holes and finally discharged from the gas outlet 4.

The junction sealing fixed connection of division board 3 and processing case 1, through cooling liquid import and export pour into cooling liquid into down the cavity into, reach and cool down the effect to gas storage subassembly 7, prevent that U type gas storage pipe from taking place to damage because of the tail gas height, reduce the temperature of gas outlet 4 exhaust gas simultaneously, improve emission security, reduce the potential safety hazard, prevent the burn.

The filter tank 5 is arranged obliquely, which is better beneficial to the filtration of impurities in the tail gas.

The filter plates are obliquely arranged, so that the filtration of impurities in the tail gas is better facilitated.

The side wall of the treatment box 1 is provided with a cooling liquid inlet and outlet, before use, cooling liquid is injected into the lower cavity through the cooling liquid inlet and outlet, and after use, the cooling liquid is pumped out through the cooling liquid inlet and outlet.

The separation plate 3 is connected with the treatment box 1 in a sealing way to form a lower cavity, and the lower cavity is filled with cooling liquid.

The cooling liquid is cooling oil, low-temperature water and low-temperature water.

When the device is used, cooling liquid is injected into the treatment box 1 through the cooling liquid inlet and outlet, then the air inlet pipe 2 is communicated with the smelting furnace, smelted tail gas is filtered through the filtering tank 5, the filtered tail gas enters the gas storage assembly 7 through the air inlet hole 8, and the tail gas sequentially passes through the plurality of U-shaped gas storage pipes in the gas storage assembly 7 and is finally discharged through the air outlet 4.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

The foregoing description is only illustrative of the preferred embodiments of the present utility model, and therefore should not be taken as limiting the scope of the utility model, for all changes and modifications that come within the meaning and range of equivalency of the claims and specification are therefore intended to be embraced therein.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The tail gas treatment device for the smelting furnace comprises a treatment box, wherein the treatment box comprises a box body and a box cover, and a plurality of supporting legs are arranged on the lower surface of the treatment box;

2. The tail gas treatment device for a smelting furnace according to claim 1, wherein adjacent U-shaped gas storage pipes are communicated through a plurality of gas supply holes.

3. The tail gas treatment device for the smelting furnace, which is characterized in that the joint of the separation plate and the treatment box is fixedly connected in a sealing way.

4. The tail gas treatment device for a smelting furnace according to claim 1, wherein the filter tanks are arranged obliquely.

5. The tail gas treatment device for a smelting furnace according to claim 1, wherein the filter plates are arranged obliquely.

6. The tail gas treatment device for the smelting furnace according to claim 1, wherein the side wall of the treatment box is provided with a cooling liquid inlet and a cooling liquid outlet.

7. The tail gas treatment device for the smelting furnace, according to claim 1, wherein the separation plate is connected with the treatment box in a sealing manner to form a lower cavity, and the lower cavity is filled with cooling liquid.

8. The tail gas treatment device for the smelting furnace according to claim 7, wherein the cooling liquid is cooling oil, low-temperature water or low-temperature water.