Device for collecting and treating red hot coarse particle waste gas

Abstract

The utility model discloses a red hot coarse particle waste gas collecting and treating device which comprises a filtering box body, and a large particle collecting cavity and a dust collecting cavity are arranged in the filtering box body and are communicated through a through hole. According to the red hot coarse particle waste gas collecting and treating device, waste residue waste gas is filtered through the filtering system, classified collection of filter residues is achieved in the filtering process, a water storage cavity and a water inlet and outlet system are arranged in the device, the heat recovery effect is achieved, and the resource utilization efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of metallurgy, in particular to a device for collecting and treating red-hot coarse particle waste gas. Background Art

[0002] Liquid metal extrusion molding technology has been widely used in the field of non-ferrous metals at home and abroad. However, the application of this technology to ferrous metals is still in the process of process exploration and production experiments. In particular, large-tonnage ferrous metal molding is still a difficult problem in the world today.

[0003] Anhui Chenguang proposed the innovative application of "ferrous metal liquid critical super-pressure forming technology" based on the existing "liquid die forging" process technology, and realized the transformation of the technological achievements in 2016. The products were finally positioned on ball mill liners and large plate parts. This technology significantly improves the production efficiency, molten steel recovery rate and yield rate of ferrous metal products, while reducing mold manufacturing and maintenance costs, and can realize intelligent and green casting. At present, the invention patent (patent number: 202211563065.8) declared by Anhui Chenguang Company for the "ferrous metal liquid critical super-pressure forming" production line has entered the substantive examination stage.

[0004] After the liquid forging of ferrous metals is completed, the high-temperature mold needs to be cleaned. The mold is attached with high-temperature ferrous metals and protective coatings. During the cleaning, a large amount of red-hot coarse particles and waste gas will be generated around it, which will cause certain harm to the air and the surrounding environment. In response to these situations, our company has produced a red-hot coarse particle waste gas collection device to improve the working environment around the smelting. Utility Model Content

[0005] The utility model aims to provide a device for collecting and treating red-hot coarse particle waste gas, so as to solve the problem of waste residue waste gas generated when cleaning the mold proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a device for collecting and treating red-hot coarse particulate matter waste gas, comprising a filter box, wherein a large particle collection chamber and a dust collection chamber are arranged in the filter box, and the two are connected through a through hole.

[0007] An air inlet is provided on the side wall of the large particle collection chamber, and an air inlet system is fixedly installed outside the air inlet. A closed water storage chamber is provided near the bottom of the large particle collection chamber, and a water inlet and outlet system is provided in the water storage chamber. A placement groove is formed on the top wall of the water storage chamber, and a particle guide plate is provided on the top of the placement groove, and there is a gap between the bottom of the particle guide plate and the top of the placement groove, and a collection drawer is slidably inserted in the placement groove.

[0008] An air filter is fixedly installed in the dust collection chamber, an exhaust hole is opened on the top wall of the dust collection chamber, a mesh cover is installed outside the exhaust hole, a placement plate is arranged at the bottom of the air filter, and a second collection drawer is arranged above the placement plate.

[0009] Preferably, a drawer slot is provided on the side wall of the filter box, and the first collecting drawer and the second collecting drawer are slidably inserted into the drawer slot.

[0010] Preferably, the air intake system comprises an exhaust bellows, an exhaust fan is installed in the exhaust bellows, and two ends of the exhaust bellows are respectively connected to an air collecting hood and an air inlet hole through a gas pipeline.

[0011] Preferably, the water inlet and outlet system includes a water inlet pipe and a water outlet pipe, both of which are fixed on the outside of the filter box and connected to the water storage chamber, and valve switches are installed on the water inlet pipe and the water outlet pipe.

[0012] Preferably, a gas guide plate is fixedly connected to the top wall of the dust collecting chamber, and the air filter is fixed on the gas guide plate and the side of the dust collecting chamber away from the through hole.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model is a device for collecting and treating red-hot coarse particulate matter waste gas, which filters the waste gas through a filtering system and realizes graded collection of filter residues during the filtering process. The device is also internally provided with a water storage chamber and a water inlet and outlet system, which plays a role in heat recovery and improves resource utilization efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the overall structure diagram of the utility model;

[0016] Figure 2 This is a cross-sectional view of the filter box in the utility model;

[0017] Figure 3 This is the exhaust gas flow line diagram in the utility model.

[0018] In the figure: 1. filter box; 2. large particle collection chamber; 3. dust collection chamber; 4. through hole; 5. air inlet; 6. particle guide plate; 7. placement slot; 8. water storage chamber; 9. placement plate; 10. gas guide plate; 11. exhaust hole; 12. mesh cover; 13. air filter; 14. gas pipeline; 15. exhaust bellows; 16. air collecting hood; 17. water inlet pipe; 18. water outlet pipe; 19. collecting drawer one; 20. collecting drawer two. 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 implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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 , a device for collecting and treating red-hot coarse particulate matter exhaust gas, comprises a filter box 1, in which a large particle collection chamber 2 and a dust collection chamber 3 are arranged, and the two are connected through a through hole 4. Larger and heavier high-temperature particles fall into the large particle collection chamber 2 due to their own weight, and smaller dust particles enter the dust collection chamber 3 through the through hole 4. This design can realize the classification of waste materials and facilitate the subsequent treatment of waste materials.

[0021] An air inlet hole 5 is provided on the side wall of the large particle collection chamber 2 , and an air inlet system is fixedly installed outside the air inlet hole 5 .

[0022] Specifically, the air intake system includes an exhaust bellows 15, in which an exhaust fan is installed, and both ends of the exhaust bellows 15 are connected to the air collecting hood 16 and the air inlet 5 through the gas pipeline 14. The red hot coarse particles and waste gas generated by cleaning the mold are sucked into the filter box 1 for filtration through the air intake system.

[0023] A closed water storage chamber 8 is provided near the bottom of the large particle collection chamber 2, and a water inlet and outlet system is provided in the water storage chamber 8.

[0024] Specifically, the water inlet and outlet system includes an inlet pipe 17 and an outlet pipe 18, both of which are fixed on the outside of the filter box 1 and connected to the water storage chamber 8, and valve switches are installed on the inlet pipe 17 and the outlet pipe 18 to send the water in the inlet pipe 17 into the water storage chamber 8, and the high-temperature large particles on the top of the water storage chamber 8 heat it, and the water in the water storage chamber 8 is heated, and the hot water is discharged through the outlet pipe 18 for use.

[0025] A placement groove 7 is formed on the top wall of the water storage chamber 8, a particle guide plate 6 is arranged on the top of the placement groove 7, and there is a gap between the bottom of the particle guide plate 6 and the top of the placement groove 7. A collecting drawer 19 is slidably inserted in the placement groove 7, and large particles of debris are collected through the collecting drawer 19.

[0026] An air filter 13 is fixedly installed in the dust collection chamber 3, an exhaust hole 11 is opened on the top wall of the dust collection chamber 3, a mesh cover 12 is installed outside the exhaust hole 11, a placement plate 9 is arranged at the bottom of the air filter 13, and a collecting drawer 20 is arranged above the placement plate 9, and small particles of dust are collected through the collecting drawer 20.

[0027] A drawer slot is provided on the side wall of the filter box 1, and the collecting drawer 19 and the collecting drawer 20 are slidably inserted into the drawer slot.

[0028] The top wall of the dust collecting chamber 3 is fixedly connected with a gas guide plate 10, and the air filter 13 is fixed on the gas guide plate 10 and the side of the dust collecting chamber 3 away from the through hole 4. The gas guide plate 10 increases the flow distance of the exhaust gas, making it easier for small particles of dust in the gas to fall into the collecting bin 20.

[0029] Working principle: The utility model is used for the waste gas collection and treatment device of red-hot coarse particles. When in use, the red-hot coarse particles and waste gas generated when cleaning the mold are drawn into the filter box 1 through the air intake system for filtration. When the red-hot coarse particles pass through the large particle collection chamber 2, they fall into the collection drawer 19 due to their own weight. The waste gas containing small particle dust enters the dust collection chamber 3 from the through hole 4 and is filtered by the air filter 13. Finally, the dust falls into the collection drawer 2 20 at the bottom. The filtering device can realize the graded treatment of the filter residue.

[0030] Among them, the high-temperature large particles in the collecting bin 19 wrapped in the water storage chamber 8 heat it, and the water in the water storage chamber 8 is heated, and the hot water is discharged through the water outlet pipe 18 for utilization. This structure plays a role in heat recovery and improves resource utilization efficiency.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for collecting and treating red-hot coarse particulate matter waste gas, comprising a filter box (1), characterized in that: The filter box (1) is provided with a large particle collection chamber (2) and a dust collection chamber (3), and the two are connected via a through hole (4); An air inlet (5) is provided on the side wall of the large particle collection chamber (2), and an air inlet system is fixedly installed outside the air inlet (5); a closed water storage chamber (8) is provided near the bottom of the large particle collection chamber (2); a water inlet and outlet system is provided in the water storage chamber (8); a placement groove (7) is formed on the top wall of the water storage chamber (8); a particle guide plate (6) is provided on the top of the placement groove (7); and a gap exists between the bottom of the particle guide plate (6) and the top of the placement groove (7); a collection drawer (19) is slidably inserted in the placement groove (7); An air filter (13) is fixedly installed in the dust collection chamber (3), an exhaust hole (11) is opened on the top wall of the dust collection chamber (3), a mesh cover (12) is installed outside the exhaust hole (11), a placement plate (9) is arranged at the bottom of the air filter (13), and a second collection drawer (20) is arranged above the placement plate (9).

2. The device for collecting and treating red-hot coarse particulate matter waste gas according to claim 1 is characterized in that: The side wall of the filter box (1) is provided with a drawer slot, and the first collecting drawer (19) and the second collecting drawer (20) are slidably inserted into the drawer slot.

3. The device for collecting and treating red-hot coarse particulate matter waste gas according to claim 1 is characterized in that: The air intake system comprises an exhaust bellows (15), an exhaust fan being installed in the exhaust bellows (15), and two ends of the exhaust bellows (15) are respectively connected to an air collecting hood (16) and an air intake hole (5) through a gas pipeline (14).

4. The device for collecting and treating red-hot coarse particulate matter waste gas according to claim 1 is characterized in that: The water inlet and outlet system comprises a water inlet pipe (17) and a water outlet pipe (18), both of which are fixed to the outside of the filter box (1) and communicated with the water storage chamber (8), and valve switches are installed on the water inlet pipe (17) and the water outlet pipe (18).

5. The device for collecting and treating red-hot coarse particulate matter waste gas according to claim 1 is characterized in that: The top wall surface of the dust collection chamber (3) is fixedly connected to a gas guide plate (10), and the air filter (13) is fixed to the gas guide plate (10) and the side of the dust collection chamber (3) away from the through hole (4).

Images