A tower of absorption with central intake

Abstract

The utility model discloses a kind of absorption towers of centralized air intake, and the total connecting port of tower body is connected with the one side of centralized air intake box body, and the end of centralized air intake box body away from total connecting port is provided with several air inlet interfaces, first filter screen plate is inserted in the inside of centralized air intake box body and is located at through slot, several flat panel demisters are arranged in the inside of tower body, and the above of each flat panel demister is provided with spray pipe in the inside of tower body and is located in upper portion and is provided with second filter screen plate, the utility model structure is reasonable, and centralized air intake box body is connected with each waste gas pipeline by multiple air inlet interfaces, so that multiple waste gas can be realized into centralized air intake box body and tower body simultaneously, without needing to process multiple interfaces to tower body, reduce the processing difficulty of tower body, improve the applicability of tower body, while first filter screen plate is arranged in centralized air intake box body, and second filter screen plate is arranged in the upper end of the inside of tower body, greatly improve the filtering effect of particle in gas.

Description

Technical Field

[0001] This utility model relates to the field of absorption tower technology, specifically to an absorption tower with centralized air intake. Background Technology

[0002] An absorption tower is an industrial device used to realize the gas absorption process. Its core function is to selectively dissolve and absorb one or more components (solutes) in a gas mixture using a liquid solvent (absorbent), thereby achieving the separation, purification, or recovery of valuable components from the gas mixture.

[0003] Traditional absorption towers typically have one or more air inlets. If there are multiple air inlets, multiple types of waste gas or multiple sources of waste gas can be treated simultaneously. However, this structure greatly increases the difficulty of manufacturing the tower body, and the number of air inlets is also limited. Too many air inlets also affect the structural strength of the tower body. Therefore, there is an urgent need for an improved technology to solve this problem in the existing technology. Summary of the Invention

[0004] The purpose of this invention is to provide an absorption tower with centralized air intake to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an absorption tower with centralized air intake, comprising a tower body and a centralized air intake box. A bottom plate is provided at the bottom of the tower body, and a main connection port is provided on one side of the lower part of the tower body. A connection hole is provided on one side of the centralized air intake box and connected to the main connection port. Several air intake ports are provided at the end of the centralized air intake box away from the main connection port. A through groove is provided on one side of the centralized air intake box. Limiting bosses are provided at the top and bottom ends of the centralized air intake box and on both sides of the through groove. A first filter plate is inserted into the centralized air intake box at the through groove. The top and bottom ends of the first filter plate are respectively limited by corresponding limiting bosses. Several flat demisters are provided inside the tower body. Spray pipes are provided inside the tower body and above each flat demister. Several nozzles are provided on the lower surface of each spray pipe. A tower cover is provided at the top of the tower body, and an air outlet is provided on the tower cover. A second filter plate is provided inside the tower body and at the upper part.

[0006] Preferably, the present invention provides an absorption tower with centralized air intake, wherein the first filter plate includes a rectangular frame, a first filter and a fixing plate, the first filter is provided on the inner side of the rectangular frame, the fixing plate is provided on one side of the rectangular frame, and the fixing plate is fastened to the side wall of the box by bolts.

[0007] Preferably, the present invention provides an absorption tower with centralized air intake, wherein the second filter plate includes a circular frame and a second filter, and the second filter is disposed on the inner side of the circular frame.

[0008] Preferably, the present invention provides an absorption tower with centralized air intake, wherein the tower body is provided with multiple layers of support frames, and the flat plate demister is supported on each corresponding support frame.

[0009] Preferably, the present invention provides an absorption tower with centralized air intake, wherein the side wall of the tower body is provided with inspection ports at each flat demister and the second filter plate, and the lower side wall of the tower body is provided with a manhole.

[0010] Preferably, the present invention provides an absorption tower with centralized air intake, wherein the lower part of the side wall of the tower body is provided with a level gauge port, a chemical dosing port, a sewage discharge port and a return port.

[0011] Compared with the prior art, the beneficial effects of this utility model are: (1) A main connection port is provided on one side of the tower body. The main connection port is connected to the centralized air inlet box. The centralized air inlet box is connected to each exhaust gas pipe through multiple air inlet interfaces, so that multiple exhaust gases can enter the centralized air inlet box and the tower body at the same time. There is no need to process multiple interfaces on the tower body, which reduces the processing difficulty of the tower body and improves the applicability of the tower body.

[0012] (2) A first filter plate is installed inside the centralized air inlet box, and a second filter plate is installed at the upper end of the tower body. The first filter plate inside the centralized air inlet box is used for primary particle filtration, and the second filter plate is used for secondary particle filtration, thereby greatly improving the filtration effect of particles in the gas. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of this utility model; Figure 2 A schematic diagram of the front view of the centralized air intake box; Figure 3 This is a side view of the centralized air intake box structure. Figure 4 This is a front view structural diagram of the first filter plate; Figure 5 This is a top view of the first filter screen. Figure 6 This is a schematic diagram of the second filter plate structure.

[0014] In the diagram: 1. Tower body; 2. Central air inlet box; 3. Base plate; 4. Main connection port; 5. Air inlet interface; 6. Through groove; 7. Limiting boss; 8. First filter screen plate; 9. Flat demister; 10. Spray pipe; 11. Nozzle; 12. Tower cover; 13. Air outlet; 14. Second filter screen plate; 15. Support frame; 16. Inspection port; 17. Manhole; 18. Liquid level gauge port; 19. Chemical dosing port; 20. Sewage discharge port; 21. Return port; 801. Rectangular frame; 802. First filter screen; 803. Fixing plate; 1401. Circular frame; 1402. Second filter screen. Detailed Implementation

[0015] The technical solution of this utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model. It should be noted that in the description of this utility model, the terms "inner", "outer", "upper", "lower", "both sides", "one end", "the other end", "left", "right", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0016] Please see Figure 1-6This utility model provides a technical solution: an absorption tower with centralized air intake, including a tower body 1 and a centralized air intake box 2. A bottom plate 3 is provided at the bottom of the tower body 1, and a main connection port 4 is provided on one side of the lower part of the tower body 1. A connection hole is provided on one side of the centralized air intake box 2 and connected to the main connection port 4. Several air intake ports 5 are provided at the end of the centralized air intake box 2 away from the main connection port 4. A through groove 6 is provided on one side of the centralized air intake box 2. Limiting bosses 7 are provided at the top and bottom ends of the centralized air intake box 2 and on both sides of the through groove 6. A first filter plate 8 is inserted into the centralized air intake box 2 at the through groove 6. The top and bottom ends of the first filter plate 8 are respectively limited by corresponding limiting bosses 7. Several flat demisters 9 are provided inside the tower body 1. Multi-layer support frames 15 are provided inside the tower body 1, and the flat demisters 9 are supported on each corresponding support frame 15 to realize the installation of each layer of flat demisters 9. Each flat demister 9 is equipped with a spray pipe 10 above it, and each spray pipe 10 has several nozzles 11 on its lower surface. A tower cover 12 is provided on the top of the tower body 1, and the tower cover 12 has an air outlet 13. A second filter plate 14 is provided inside the tower body 1 at the top. Inspection ports 16 are provided on the side walls of the tower body 1 at each flat demister 9 and the second filter plate 14, so as to allow for inspection of the interior of the tower body 1 at each layer of flat demister 9 and the second filter plate 14. Upon inspection, a manhole 17 is provided on the lower side wall of the tower body 1 to facilitate personnel entry into the tower body 1. The lower part of the side wall of the tower body 1 is also provided with a level gauge port 18, a chemical dosing port 19, a drain port 20, and a return port 21. The level gauge port 18 is used to install a visual level gauge. The chemical dosing port 19 is used to add chemicals to mix with the solution at the bottom of the tower body 1 for adjusting the pH value, replenishing the absorbent, and controlling the solid content of the slurry. The drain port 20 is used for draining sewage, and the return port 21 is used for slurry return.

[0017] like Figure 4-5 As shown, the first filter plate 8 includes a rectangular frame 801, a first filter 802, and a fixing plate 803. The first filter 802 is disposed on the inner side of the rectangular frame 801, and the fixing plate 803 is disposed on one side of the rectangular frame 801. The fixing plate 803 is fastened to the side wall of the housing by bolts. The first filter plate 8 with this structure can be inserted into the centralized air intake housing 2 through the rectangular frame 801, and connected to the side wall of the centralized air intake housing 2 through the fixing plate 803, thereby fixing the first filter plate 8.

[0018] like Figure 6 As shown, the second filter plate 14 includes a circular frame 1401 and a second filter 1402. The second filter 1402 is disposed inside the circular frame 1401. The second filter plate 1402 is connected to the inner wall of the tower body 1 through the circular frame 1401, thereby realizing the connection between the second filter plate 14 and the tower body 1.

[0019] Installation method and operating principle: Install each flat demister 9 inside the tower body 1 using the support frame 15. During the process, simultaneously install the corresponding spray pipe 10. Then, install the second filter plate 14 at the top of the tower body 1 with bolts. Next, weld the tower cover 12 to the top of the tower body 1 and weld the bottom plate 3 to the bottom of the tower body 1 to complete the assembly of the tower body 1. Before use, connect the centralized air inlet box 2 to the main connection port 4 of the tower body 1 through the connecting hole. Then, insert the first filter plate 8 into the centralized air inlet box 2 through the through groove 6 on the side of the centralized air inlet box 2. The upper and lower ends are limited by the limiting bosses 7. Secure the fixing plate 803 to the side wall of the centralized air inlet box 2 with bolts to complete the installation. Before use, connect the pipes of different exhaust gases to the corresponding air inlet ports 5. The various exhaust gases to be treated enter the centralized air inlet box 2 from the air inlet ports 5. After initial filtration through the first filter screen 802, they enter the tower body 1 through the main connection port 4. Then, with the cooperation of the spray liquid and the flat plate demister 9, they come into contact with the upward flowing gas for mass transfer, thereby completing the gas purification. Finally, the gas undergoes secondary filtration through the second filter screen 1402, which greatly reduces the content of particles in the gas. This utility model has a reasonable structure. A main connection port 4 is provided on one side of the tower body 1. The main connection port 4 is connected to the centralized air inlet box 2. The centralized air inlet box 2 is connected to various exhaust gas pipes through multiple air inlet interfaces 5, so that multiple exhaust gases can enter the centralized air inlet box 2 and the tower body 1 at the same time. There is no need to process multiple interfaces on the tower body 1, which reduces the processing difficulty of the tower body and improves the applicability of the tower body 1. At the same time, a first filter plate 8 is provided inside the centralized air inlet box 2, and a second filter plate 14 is provided at the upper end of the tower body 1. The first filter plate 8 in the centralized air inlet box 2 performs primary particle filtration, and the second filter plate 14 performs secondary particle filtration, thereby greatly improving the filtration effect of particles in the gas.

[0020] Any aspects of this utility model not described in detail are well-known technologies to those skilled in the art.

[0021] Finally, it should be noted that the above specific embodiments are only used to illustrate the technical solution of this utility model and not to limit it. Although this utility model has been described in detail with reference to the embodiments, those skilled in the art should understand that modifications and equivalent substitutions can be made to the technical solution of this utility model without departing from the spirit and scope of the technical solution of this utility model, and all such modifications and substitutions should be covered within the scope of the claims of this utility model.

Claims

1. An absorption tower with centralized air intake, characterized in that: The system includes a tower body (1) and a centralized air intake box (2). The tower body (1) has a bottom plate (3) at its bottom. A main connection port (4) is provided on one side of the lower part of the tower body (1). A connection hole is provided on one side of the centralized air intake box (2) and connected to the main connection port (4). Several air intake ports (5) are provided on the end of the centralized air intake box (2) away from the main connection port (4). A through groove (6) is provided on one side of the centralized air intake box (2). Limiting bosses (7) are provided at the top and bottom of the centralized air intake box (2) and on both sides of the through groove (6). The centralized air intake box (2) is located in the through groove ( A first filter plate (8) is inserted at position 6. The top and bottom ends of the first filter plate (8) are respectively limited by corresponding limiting bosses (7). Several flat demisters (9) are provided inside the tower body (1). Spray pipes (10) are provided inside the tower body (1) and above each flat demister (9). Several nozzles (11) are provided on the lower surface of each spray pipe (10). A tower cover (12) is provided on the top of the tower body (1). An air outlet (13) is provided on the tower cover (12). A second filter plate (14) is provided inside the tower body (1) and at the top.

2. The absorption tower with centralized air intake according to claim 1, characterized in that: The first filter plate (8) includes a rectangular frame (801), a first filter (802) and a fixing plate (803). The first filter (802) is provided on the inner side of the rectangular frame (801), and the fixing plate (803) is provided on one side of the rectangular frame (801). The fixing plate (803) is fastened to the side wall of the box by bolts.

3. The absorption tower with centralized air intake according to claim 1, characterized in that: The second filter plate (14) includes a circular frame (1401) and a second filter (1402), with the second filter (1402) disposed inside the circular frame (1401).

4. The absorption tower with centralized air intake according to claim 1, characterized in that: The tower body (1) is provided with multiple support frames (15) inside, and the flat plate demister (9) is supported on each corresponding support frame (15).

5. The absorption tower with centralized air intake according to claim 1, characterized in that: Inspection ports (16) are provided on the side walls of the tower body (1) at each flat demister (9) and the second filter plate (14), and manholes (17) are provided on the side walls of the lower part of the tower body (1).

6. The absorption tower with centralized air intake according to claim 1, characterized in that: The lower part of the side wall of the tower body (1) is also provided with a level gauge port (18), a chemical dosing port (19), a sewage discharge port (20) and a return port (21).

Images