CN222841779U

CN222841779U - Waste gas treatment device for waste aluminum recovery smelting furnace

Info

Publication number: CN222841779U
Application number: CN202421837669.1U
Authority: CN
Inventors: 刘超凡; 成金刚
Original assignee: Jieshenghui Wuxi Machinery Equipment Technology Co ltd
Current assignee: Jieshenghui Wuxi Machinery Equipment Technology Co ltd
Priority date: 2024-07-31
Filing date: 2024-07-31
Publication date: 2025-05-09
Anticipated expiration: 2034-07-31

Abstract

The utility model relates to the field related to waste gas treatment, in particular to a waste gas treatment device for a waste aluminum recovery smelting furnace, which comprises a device body, wherein the device body internally comprises a spray tank and a sedimentation tank, the lower end of the left side of the spray tank is communicated with a smoke inlet pipe, the upper end of the left side of the spray tank is provided with a clean water tank, the inner side of the clean water tank is provided with a water guide pipe, the lower end of the water guide pipe is provided with an atomizing nozzle, the right side of the bottom of the spray tank is provided with a drain pipe, the sedimentation tank is fixed at the lower end of the spray tank, the center of the sedimentation tank is provided with a partition plate, the left side of the sedimentation tank is provided with a circulating pump, a water suction pipe is connected between the circulating pump and the sedimentation tank, and the upper end of the circulating pump is connected in the clean water tank, so that the collection, sedimentation and cyclic reutilization of waste liquid can be realized, resources can be saved conveniently, the uniform dispersion and ventilation of waste gas and the omnibearing spraying operation can be realized, the secondary adsorption filtration of waste gas and the convenient disassembly and replacement of filter cotton can be realized.

Description

Waste gas treatment device for waste aluminum recovery smelting furnace

Technical Field

The utility model relates to the field of waste gas treatment, in particular to a waste gas treatment device for a waste aluminum recovery smelting furnace.

Background

The common methods for treating the waste gas by the gas treatment device include an adsorption method, an absorption method, a catalytic combustion method, a thermal combustion method and the like, and when a purification method is selected, the method with low cost, low energy consumption and no secondary pollution is selected from county according to specific conditions, the waste aluminum is required to be melted in the waste aluminum recovery process, a large amount of waste gas is generated by the waste aluminum in the melting process, a large amount of volatile organic matters are contained, the direct emission can cause environmental pollution, and the waste gas is required to be treated and then discharged;

The utility model patent of CN 212870795U discloses an exhaust gas treatment device for an aluminum scrap recovery furnace, which achieves the effect of preliminary treatment by arranging a filtering bin, primarily filters particles in exhaust gas to prepare for the next step, achieves the effect of further chemical filtering by arranging a too treatment chamber, removes fine particles soluble in water to achieve more thorough treatment, but directly introduces the exhaust gas into water, easily causes incomplete contact between part of the exhaust gas and water, influences the treatment effect, does not have the recycling capability of treating water, cannot effectively save resources and reduce cost, reduces the practicability of the device, and simultaneously does not have the capability of quickly disassembling and replacing a filter screen in the device, and is inconvenient for later maintenance.

Disclosure of utility model

The present utility model is directed to an exhaust gas treatment device for a scrap aluminum recovery melting furnace, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a waste aluminum retrieves exhaust treatment device for smelting pot, includes the device body, this internal spray tank and sedimentation tank that contains of device, spray tank left side lower extreme switches on there is into the tobacco pipe, spray tank left side upper end is equipped with clean water tank and clean water tank inboard is equipped with the aqueduct, the aqueduct lower extreme is equipped with atomizer, spray tank bottom right side is equipped with the drain pipe, the sedimentation tank is fixed at spray tank lower extreme and center and is equipped with the division board, the sedimentation tank left side is equipped with circulating pump and is connected with the drinking-water pipe between circulating pump and the sedimentation tank, the circulating pump upper end is equipped with circulating pipe and circulating pipe upper end is connected in the clean water tank, spray tank top is equipped with the chimney, the installation frame is installed to the chimney upper end and is equipped with the filtration cotton in the installation frame.

Further, the smoke inlet pipe is positioned inside the spray box and is provided with a plurality of dispersing pipes, and the dispersing pipes are transversely provided with a plurality of groups.

Furthermore, the water guide pipe is of an annular structure and is positioned at the central position inside the spray box, and the atomizing nozzle is in an annular shape and is provided with a plurality of groups.

Further, the lower end of the circulating pump is provided with a supporting plate, and the supporting plate is fixed on the outer wall of the sedimentation tank.

Further, the lower end of the smoke exhaust barrel is provided with four groups of side blocks, and a fixing bolt is connected between the side blocks and the spray box.

Further, the mounting opening is formed in the upper end of the smoke exhaust tube, one side of the mounting opening is connected with a limiting sliding groove, and the lower end of the mounting frame is provided with a limiting sliding block which is slidably located in the limiting sliding groove.

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

1. The device is internally provided with the drain pipe, the sedimentation tank, the partition plate, the circulating pump, the supporting plate, the water pumping pipe and the circulating pipe, so that the collection, sedimentation and recycling of the spray waste liquid can be realized, resources are saved, the waste gas treatment cost is reduced, and the problems of resource waste and purification treatment need caused by waste water emission are avoided.

2. According to the utility model, the smoke inlet pipe, the dispersing pipe, the water purifying tank, the water guide pipe and the atomizing nozzle are arranged in the device, so that the uniform dispersion and the omnibearing spraying operation of the waste gas and the spraying liquid can be realized, the contact surface between the waste gas and the spraying liquid can be increased conveniently, the waste gas treatment quality is improved, and the problem of incomplete waste gas spraying is avoided.

3. According to the utility model, the smoke exhaust tube, the side blocks, the fixing bolts, the mounting port, the limiting sliding groove, the mounting frame, the limiting sliding block and the filter cotton are arranged in the device, so that the secondary adsorption filtration of waste gas and the convenient disassembly and replacement of the filter cotton can be realized, the structure is simple, the operation is convenient, the problem of incomplete waste gas treatment is avoided, and the quality of discharged gas is improved.

Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby. The embodiments of the utility model include many variations, modifications and equivalents within the spirit and scope of the appended claims.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view showing the overall structure of an exhaust gas treatment device for a scrap aluminum recovery melting furnace according to the present utility model;

FIG. 2 is a sectional view showing an internal structure of an exhaust gas treatment device for a scrap aluminum recovery melting furnace in accordance with the present utility model;

FIG. 3 is a sectional view showing the structure of a shower box of an exhaust gas treatment device for a scrap aluminum recovery melting furnace in accordance with the present utility model;

Fig. 4 is an exploded view showing the structure of a smoke discharging tube of an exhaust gas treatment device for a scrap aluminum recovery melting furnace in accordance with the present utility model.

In the figure, 1, a device body, 2, a spray tank, 3, a smoke inlet pipe, 31, a dispersing pipe, 4, a water purifying tank, 5, a water guide pipe, 6, an atomization nozzle, 7, a drain pipe, 8 and a sedimentation tank;

9. The filter comprises a partition plate, 10 parts of a circulating pump, 101 parts of a supporting plate, 11 parts of a water pumping pipe, 12 parts of a circulating pipe, 13 parts of a smoke exhausting tube, 14 parts of a side block, 15 parts of a fixing bolt, 16 parts of a mounting port, 17 parts of a limiting chute, 18 parts of a mounting frame, 19 parts of a limiting sliding block, and 20 parts of filter cotton.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the waste aluminum recovery furnace waste gas treatment device comprises a device body 1, wherein the device body 1 is internally provided with a spray tank 2 and a sedimentation tank 8, the lower end of the left side of the spray tank 2 is communicated with a smoke inlet pipe 3, the upper end of the left side of the spray tank 2 is provided with a water purifying tank 4, the inner side of the water purifying tank 4 is provided with a water guiding pipe 5, the lower end of the water guiding pipe 5 is provided with an atomizing nozzle 6, the right side of the bottom of the spray tank 2 is provided with a water draining pipe 7, the sedimentation tank 8 is fixed at the lower end of the spray tank 2, the center of the sedimentation tank 8 is provided with a partition plate 9, the left side of the sedimentation tank 8 is provided with a circulating pump 10, a water pumping pipe 11 is connected between the circulating pump 10 and the sedimentation tank 8, the lower end of the circulating pump 10 is provided with a supporting plate 101, the supporting plate 101 is fixed on the outer wall of the sedimentation tank 8, the circulating pump 10 is convenient to support and install the circulating pump 10 through the supporting plate 101, the upper end of the circulating pump 10 is provided with a circulating pipe 12, the upper end of the water purifying tank 4 is connected in the water purifying tank 4, the top of the spray tank 2 is provided with a smoke draining pipe 13, the upper end of the smoke draining pipe 13 is provided with a mounting frame 18, and filter cotton 20 is arranged in the mounting frame 18.

Preferably, the smoke inlet pipe 3 is located inside the spray box 2 and is provided with a plurality of dispersing pipes 31, the dispersing pipes 31 are transversely provided with a plurality of groups, the waste gas is conveniently and evenly blown into the spray box 2 through the transversely arranged plurality of dispersing pipes 31, the water guide pipe 5 is of an annular structure and is located at the central position inside the spray box 2, the atomizing nozzle 6 is of an annular structure and is provided with a plurality of groups, and the water flow and the waste gas contact area are conveniently increased through the annular water guide pipe 5 and the atomizing nozzle 6.

Preferably, the lower extreme of a smoke tube 13 is equipped with four sets of side pieces 14, be connected with dead bolt 15 between side piece 14 and the spray box 2, be convenient for carry out dismouting fixed to smoke tube 13 through side piece 14 and dead bolt 15, mounting hole 16 has been seted up to smoke tube 13 upper end and mounting hole 16 one side is connected with spacing spout 17, the mounting frame 18 lower extreme is equipped with spacing slider 19 and spacing slider 19 slides and is located spacing spout 17, correspond the be convenient for peg graft mounting frame 18 at smoke tube 13 upper end through spacing slider 19 and mounting hole 16, can rotate spacing to mounting frame 18 and spacing slider 19 through spacing spout 17, avoid it to break away from smoke tube 13.

When the utility model is used, the smoke inlet pipe 3 is connected with an external waste gas conduit, the clean water tank 4 is connected with an external water source, at the moment, the smoke inlet pipe 3 is controlled to discharge smoke into the spray tank 2 through the dispersing pipe 31, the neutralizing liquid is sprayed out through the water conduit pipe 5 and the atomizing nozzle 6 and sprayed on the waste gas, so that water-soluble harmful substances or particulate matters in the waste gas are contacted and brought to the bottom of the spray tank 2, the waste liquid is discharged into the lower sedimentation tank 8 through the water drain pipe 7, the waste liquid is positioned on the right side of the partition plate 9 for sedimentation, when the height of the waste liquid exceeds the partition plate 9, part of the waste liquid flows to the left side of the sedimentation tank 8, the precipitated waste liquid is pumped and pumped into the clean water tank 4 again through the circulating pump 10, and then sprayed into the spray tank 2 again through the atomizing nozzle 6, the gas sprayed by the neutralizing liquid in the spray tank 2 rises to the smoke discharge pipe 13, the waste gas is adsorbed and filtered again through the filter cotton 20 in the installation frame 18, and then the waste gas is discharged, when the filter cotton 20 is required to be replaced, the slider 18 can be rotated, and the slider can be installed in the limit frame 17 to be pulled out of the limit frame 16, namely, the limit frame can be installed in the limit position 16.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "configured to," "connected," and the like are to be construed broadly as, for example, "connected" may be a fixed connection, may be a removable connection, or an integral connection, may be a mechanical connection or an electrical connection, may be a direct connection or may be an indirect connection via an intermediary, or may be a communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Claims

1. The waste gas treatment device for the waste aluminum recovery smelter is characterized by comprising a device body (1), wherein the device body (1) internally comprises a spray tank (2) and a sedimentation tank (8), a smoke inlet pipe (3) is communicated with the lower end of the left side of the spray tank (2), a water purifying tank (4) is arranged at the upper end of the left side of the spray tank (2), a water guide pipe (5) is arranged on the inner side of the water purifying tank (4), an atomizing nozzle (6) is arranged at the lower end of the water guide pipe (5), a drain pipe (7) is arranged on the right side of the bottom of the spray tank (2), the sedimentation tank (8) is fixed at the lower end of the spray tank (2) and is provided with a partition plate (9) in the center, a circulating pump (10) is arranged on the left side of the sedimentation tank (8), a water pumping pipe (11) is connected between the circulating pump (10) and the sedimentation tank (8), a water purifying pipe (12) is arranged at the upper end of the circulating pump (10), the upper end of the circulating pipe (12) is connected in the water purifying tank (4), a smoke exhaust pipe (13) is arranged at the top of the spray tank (2), and a cotton filter frame (18) is arranged at the upper end of the smoke exhaust pipe (13) and is arranged in the filter frame (18).

2. The waste gas treatment device for the waste aluminum recovery melting furnace according to claim 1, wherein the smoke inlet pipe (3) is positioned in the spray box (2) and provided with a plurality of dispersing pipes (31), and the dispersing pipes (31) are transversely provided with a plurality of groups.

3. The waste gas treatment device for the waste aluminum recovery melting furnace according to claim 1, wherein the water guide pipe (5) is of an annular structure and is positioned at the center position inside the spray box (2), and the atomizing spray heads (6) are annularly provided with a plurality of groups.

4. The waste gas treatment device for the waste aluminum recovery melting furnace according to claim 1, wherein a supporting plate (101) is arranged at the lower end of the circulating pump (10), and the supporting plate (101) is fixed on the outer wall of the sedimentation tank (8).

5. The waste gas treatment device for the waste aluminum recovery melting furnace according to claim 1, wherein four groups of side blocks (14) are arranged at the lower end of the smoke exhaust barrel (13), and a fixing bolt (15) is connected between the side blocks (14) and the spray box (2).

6. The waste gas treatment device for the waste aluminum recovery melting furnace of claim 1, wherein the upper end of the smoke exhaust barrel (13) is provided with a mounting opening (16) and one side of the mounting opening (16) is connected with a limiting chute (17), the lower end of the mounting frame (18) is provided with a limiting slide block (19), and the limiting slide block (19) is slidably arranged in the limiting chute (17).