Purification device for gas emission of sintering equipment

Abstract

The utility model belongs to the technical field of sintering equipment, and particularly relates to a sintering equipment gas emission purification device which comprises a base, incineration equipment fixedly installed at the top of the base, an exhaust pipe arranged on one side of the incineration equipment, a heat exchange box fixedly connected with one end of the exhaust pipe, and a purification water tank fixedly installed at the bottom of the heat exchange box. One side of the purified water tank is fixedly connected with a gas-guide tube. According to the utility model, the purification water tank, the extension pipe, the second water inlet and the second water outlet are matched for use, so that the introduced flue gas can be preliminarily filtered and purified, the subsequent filtering and purifying effect can be conveniently improved, and the gas guide pipe, the filtering and purifying box, the filtering assembly, the sealing cover, the handle and the exhaust port are matched for use, so that the purification effect is improved. According to the flue gas purifier, the introduced flue gas can be further filtered and purified, the filtering and purifying effect of the flue gas purifier is conveniently improved, air pollution is prevented, meanwhile, the filtering assembly can be conveniently mounted, dismounted, replaced and cleaned, and better long-term work and use are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of sintering equipment, in particular to a purification device for gas emission of sintering equipment. Background Art

[0002] Sintering refers to the process of transforming powdered materials into dense bodies. It is a traditional process. People have long used this process to produce ceramics, powder metallurgy, refractory materials, ultra-high temperature materials, etc. Generally speaking, after the powder is formed, the dense body obtained by sintering is a polycrystalline material, and its microstructure is composed of crystals, glass and pores. The sintering process directly affects the grain size, pore size, grain boundary shape and distribution in the microstructure, which in turn affects the performance of the material. During the sintering process, since the sintering equipment will generate a large amount of flue gas during the sintering process, the flue gas contains pollutants such as dust and sulfide. If these pollutants are directly discharged, it will cause environmental pollution. Therefore, a purification device for gas emissions from sintering equipment is needed to meet the work needs.

[0003] The prior art has the following problems:

[0004] The existing purification device for gas emissions from sintering equipment has a relatively simple overall device structure, and its structural functionality and filtering and purification mechanism are relatively single. During long-term working use, its filtering and purification effect is likely to be poor. At the same time, the emitted flue gas contains a large amount of heat, which is likely to cause heat waste and is inconvenient to recycle, which makes its working use have certain limitations. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a purification device for gas emissions from sintering equipment, which solves the problems that the overall structure of the existing device is relatively simple, the structural functionality and the filtering and purification mechanism are relatively single, which may easily lead to poor filtering and purification effects during long-term working use. At the same time, the emitted flue gas will contain a large amount of heat, which may easily cause heat waste and is inconvenient to recycle, resulting in certain limitations in working use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a purification device for gas emissions from sintering equipment, comprising a base, an incineration device is fixedly installed on the top of the base, an exhaust pipe is arranged on one side of the incineration device, and the characteristic is that one end of the exhaust pipe is fixedly connected to a heat exchange box, a purified water tank is fixedly installed on the bottom of the heat exchange box, one side of the purified water tank is fixedly connected to an air guide pipe, and one end of the air guide pipe is fixedly connected to a filter purification box.

[0007] As a preferred technical solution of the utility model, the heat exchange box includes a first water inlet, a first drain outlet, a heat exchange tube and a heat sink. The first water inlet is arranged on the top of the heat exchange box, the first drain outlet is arranged on one side of the heat exchange box, a heat exchange tube is fixedly installed inside the heat exchange box, a heat sink is arranged on the outer wall of the heat exchange tube, the heat exchange tube is arranged in an S-shape, and the heat exchange tube is connected to the exhaust pipe.

[0008] As a preferred technical solution of the utility model, a plurality of heat sinks are provided, and the heat sinks are evenly and symmetrically distributed on the outer wall of the heat exchange tube.

[0009] As a preferred technical solution of the utility model, the purified water tank includes an extension pipe, a second water inlet and a second drain outlet. The extension pipe is arranged inside the purified water tank, a second water inlet is arranged on one side of the purified water tank, and a second drain outlet is arranged on the other side of the purified water tank. The extension pipe is connected to the heat exchange tube.

[0010] As a preferred technical solution of the present utility model, both the second drain outlet and the first drain outlet are provided with control valves.

[0011] As a preferred technical solution of the utility model, the filter purification box includes a filter assembly, a sealing cover, a handle and an exhaust port. The filter assembly is arranged inside the filter purification box, a sealing cover is arranged on the top of the filter assembly, a handle is fixedly connected to the top of the sealing cover, an exhaust port is arranged on one side of the filter purification box, the filter assembly is movably connected to the filter purification box, and the filter assembly consists of multiple layers of activated carbon filter layers and filter nets.

[0012] Compared with the prior art, the utility model provides a purification device for gas emission from sintering equipment, which has the following beneficial effects:

[0013] 1. The purification device for gas emission of sintering equipment can facilitate rapid heat exchange of the introduced high-calorie flue gas by setting a heat exchange box, a first water inlet, a second drain outlet, a heat exchange tube and a heat sink for use, so as to absorb the heat and recycle the energy, thereby preventing heat waste and improving the structural practicality and functionality.

[0014] 2. The gas emission purification device of the sintering equipment can perform preliminary filtering and purification work on the introduced flue gas by setting a purified water tank, an extension pipe, a second water inlet and a second drain for coordinated use, so as to improve the subsequent filtering and purification effect. The air guide pipe, the filtering and purification box, the filtering component, the sealing cover, the handle and the exhaust port can be set for coordinated use, so as to further filter and purify the introduced flue gas, so as to improve its filtering and purification effect and prevent air pollution. At the same time, the filtering component can be easily installed and disassembled, replaced and cleaned, and better used for long-term work. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model.

[0018] In the figure: 1. base; 2. incineration equipment; 3. exhaust pipe; 4. heat exchange box; 401. first water inlet; 402. first drain outlet; 403. heat exchange tube; 404. heat sink; 5. purified water tank; 501. extension tube; 502. second water inlet; 503. second drain outlet; 6. air guide tube; 7. filter purification box; 701. filter assembly; 702. sealing cover; 703. handle; 704. exhaust outlet. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 In this embodiment: a purification device for gas emissions from sintering equipment includes a base 1, an incineration device 2 is fixedly installed on the top of the base 1, which is convenient for processing work, an exhaust pipe 3 is arranged on one side of the incineration device 2, which is convenient for connecting to a heat exchange box 4, one end of the exhaust pipe 3 is fixedly connected to the heat exchange box 4, which is convenient for absorbing heat, a purified water tank 5 is fixedly installed at the bottom of the heat exchange box 4, which is convenient for preliminary filtering and purification work, an air guide pipe 6 is fixedly connected to one side of the purified water tank 5, which is convenient for connecting to a filtering and purification box 7, and one end of the air guide pipe 6 is fixedly connected to a filtering and purification box 7, which is convenient for further filtering and purification work.

[0021] In this embodiment, the heat exchange box 4 includes a first water inlet 401, a first drain port 402, a heat exchange tube 403 and a heat sink 404. The first water inlet 401 is arranged at the top of the heat exchange box 4, the first drain port 402 is arranged at one side of the heat exchange box 4, a heat exchange tube 403 is fixedly installed inside the heat exchange box 4, and a heat sink 404 is arranged on the outer wall of the heat exchange tube 403. The heat exchange tube 403 is arranged in an S-shaped shape, and the heat exchange tube 403 is connected to the exhaust pipe 3, which is convenient for heat exchange and energy recovery. There are a plurality of heat sinks 404, and the heat sinks 404 are evenly and symmetrically distributed on the outer wall of the heat exchange tube 403, which is convenient for improving the heat dissipation effect, thereby improving the heat exchange effect. The purified water tank 5 includes an extension pipe 501, a second water inlet 502 and a second drain port 503. The extension pipe 501 is arranged inside the purified water tank 5, and a second water inlet 50 2. A second drain port 503 is provided on the other side of the purified water tank 5, and the extension pipe 501 is connected with the heat exchange pipe 403, so as to facilitate the preliminary filtering and purification of the flue gas, so as to improve the subsequent filtering and purification effect; the second drain port 503 and the first drain port 402 are both provided with control valves, so as to facilitate the switch and discharge of water; the filter purification box 7 includes a filter component 701, a sealing cover 702, a handle 703 and an exhaust port 704, the filter component 701 is arranged inside the filter purification box 7, a sealing cover 702 is provided on the top of the filter component 701, and a handle 703 is fixedly connected to the top of the sealing cover 702, an exhaust port 704 is provided on one side of the filter purification box 7, the filter component 701 is movably connected with the filter purification box 7, and the filter component 701 is composed of multiple layers of activated carbon filter layers and filter nets, so as to facilitate further filtering and purification work and improve the filtering and purification effect.

[0022] The working principle and use process of the utility model are as follows: the operator works through the incineration equipment 2, and the waste gas generated can be introduced into the heat exchange tube 403 inside the heat exchange box 4 through the exhaust pipe 3. By adding cold water to the first water inlet 401, the introduced high-calorie flue gas can be quickly heat-exchanged to absorb its heat. The flue gas after heat exchange can be introduced into the purified water tank 5 through the extension tube 501, and is preliminarily filtered and purified by clean water. Then, it is introduced into the filter purification box 7 through the air guide pipe 6, and is further filtered and purified by the filter component 701 to improve the filtering and purification effect. Finally, the filtered and purified flue gas can be discharged through the exhaust port 704.

[0023] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A purification device for gas emission from a sintering device, comprising a base (1), a combustion device (2) is fixedly mounted on the top of the base (1), and an exhaust pipe (3) is arranged on one side of the combustion device (2), characterized in that: One end of the exhaust pipe (3) is fixedly connected to a heat exchange box (4), a purified water tank (5) is fixedly installed at the bottom of the heat exchange box (4), one side of the purified water tank (5) is fixedly connected to an air guide pipe (6), and one end of the air guide pipe (6) is fixedly connected to a filter purification box (7).

2. The device for purifying gas emissions from sintering equipment according to claim 1, characterized in that: The heat exchange box (4) comprises a first water inlet (401), a first drain outlet (402), a heat exchange tube (403) and a heat sink (404); the first water inlet (401) is arranged at the top of the heat exchange box (4); the first drain outlet (402) is arranged at one side of the heat exchange box (4); a heat exchange tube (403) is fixedly installed inside the heat exchange box (4); a heat sink (404) is arranged on the outer wall of the heat exchange tube (403); the heat exchange tube (403) is arranged in an S-shape; and the heat exchange tube (403) is connected to the exhaust pipe (3).

3. The purification device for gas emission from sintering equipment according to claim 2, characterized in that: A plurality of heat sinks (404) are provided, and the heat sinks (404) are evenly and symmetrically distributed on the outer wall of the heat exchange tube (403).

4. The device for purifying gas emissions from sintering equipment according to claim 1, characterized in that: The purified water tank (5) comprises an extension pipe (501), a second water inlet (502) and a second drain outlet (503); the extension pipe (501) is arranged inside the purified water tank (5); the second water inlet (502) is arranged on one side of the purified water tank (5); the second drain outlet (503) is arranged on the other side of the purified water tank (5); and the extension pipe (501) is connected to the heat exchange pipe (403).

5. The purification device for gas emission from sintering equipment according to claim 4, characterized in that: The second drain outlet (503) and the first drain outlet (402) are both provided with control valves.

6. The device for purifying gas emissions from sintering equipment according to claim 1, characterized in that: The filter purification box (7) comprises a filter assembly (701), a sealing cover (702), a handle (703) and an exhaust port (704); the filter assembly (701) is arranged inside the filter purification box (7); a sealing cover (702) is arranged on the top of the filter assembly (701); a handle (703) is fixedly connected to the top of the sealing cover (702); an exhaust port (704) is arranged on one side of the filter purification box (7); the filter assembly (701) is movably connected to the filter purification box (7); and the filter assembly (701) is composed of multiple layers of activated carbon filter layers and a filter screen.

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