Modularized desulfurization and denitrification absorption tower

Abstract

The utility model discloses a modularized desulfurization and denitrification absorption tower, which belongs to the technical field of desulfurization and denitrification absorption towers and comprises a bottom tower body, a middle tower body is arranged at the top of the bottom tower body, and a top tower body is arranged at the top end of the middle tower body. According to the utility model, the lower connecting rings are arranged at the top ends of the bottom tower body and the middle tower body, and the upper connecting rings are arranged at the bottom ends of the middle tower body and the top tower body, so that when the bottom tower body and the middle tower body as well as the middle tower body and the top tower body are assembled, the L-shaped arc-shaped hooks at the bottom ends of the upper connecting rings are inserted into the L-shaped arc-shaped grooves in the top surfaces of the lower connecting rings; an upper connecting ring is rotated, so that the end part of an L-shaped arc-shaped hook is inserted into one side of an inner cavity of an L-shaped arc-shaped groove, and meanwhile, a bolt is inserted into an insertion hole in the bottom surface of the L-shaped arc-shaped hook, so that the function of conveniently mounting the bottom tower body, the middle tower body and the top tower body is realized, and the convenience of the modularized desulfurization and denitrification absorption tower is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization and denitrification absorption towers, and more specifically, to a modular desulfurization and denitrification absorption tower. Background Art

[0002] Flue gas desulfurization and denitrification technology is a boiler flue gas purification technology used in the chemical industry that produces a lot of nitrogen oxides and sulfur oxides. Nitrogen oxides and sulfur oxides are one of the main sources of air pollution, so the application of this technology has many benefits for environmental air purification. Existing desulfurization and denitrification absorption towers are mostly integrated structures, but the general structure is more than ten meters high and needs to be hoisted and transported as a whole, so the transportation process is very inconvenient.

[0003] After searching, the utility model patent with announcement number CN216856248U discloses a modular desulfurization and denitrification absorption tower, including a bottom tower, a connecting tower body and an upper tower body, an air inlet pipe is provided on one side wall of the bottom tower, a first spray pipe is provided in the bottom tower, the connecting tower body is provided inside the upper end of the bottom tower, a first sealing ring is provided between the connecting tower body and the bottom tower, the upper tower body is provided on the outer periphery of the upper end of the connecting tower body, a second sealing ring is provided between the upper tower body and the connecting tower body, and a liquid collecting hopper is provided in the connecting tower body above the first spray pipe; this patent arranges the bottom tower, the connecting tower body, the upper tower body and the tower top, so that the absorption tower is combined together by a modular structure, which can be conveniently disassembled, transported and maintained, and can reduce the maintenance cost of the absorption tower, and the first sealing ring, the second sealing ring and the third sealing ring can ensure the sealing of the absorption tower.

[0004] However, the above patent has the following shortcomings: the base tower, connecting tower body, upper tower body and tower top are connected by bolts, and the number of bolts is generally large, which affects the difficulty of disassembly and assembly. To address this problem, we propose a modular desulfurization and denitrification absorption tower. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the present invention is to provide a modular desulfurization and denitrification absorption tower.

[0006] In order to solve the above problems, the present invention adopts the following technical solutions:

[0007] The top of the lifting link is connected with the base of the lifting link, and the bottom of the lifting link is connected with the base of the lifting link.

[0008] As a preferred solution of the present invention, a sealing slot is provided on the top of the bottom tower body and the middle tower body, and a sealing insert ring is fixedly connected to the bottom of the middle tower body and the top tower body, and the bottom end of the sealing insert ring is movably connected to the inner cavity of the sealing slot, and the inner diameters of the bottom tower body, the middle tower body, the top tower body and the sealing insert ring are equal.

[0009] As a preferred solution of the present invention, the bottom surface of the support plate is fixedly connected to a pull rod, and the bottom end of the pull rod is movably sleeved to the bottom of the fixed box and fixedly connected to the pull plate.

[0010] As a preferred solution of the present invention, a plurality of supporting legs are fixedly connected to the bottom surface of the bottom tower body, and an air intake pipe is provided on the side of the bottom tower body.

[0011] As a preferred solution of the present invention, an exhaust pipe is provided on the top of the top tower body, and two handles are fixedly connected to the outer sides of the bottom tower body, the middle tower body and the top tower body respectively.

[0012] As a preferred solution of the present invention, the inner wall of the L-shaped arc groove and the side surface of the L-shaped arc hook are in contact with each other, and the inner diameter of the insertion hole is equal to the outer diameter of the pin.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] The L-shaped hook at the bottom end of the upper connecting ring is inserted into the L-shaped arc groove on the top surface of the lower connecting ring when assembling the bottom tower body and the middle tower body, and the middle tower body and the top tower body. The upper connecting ring is rotated so that the end of the L-shaped arc hook is inserted into one side of the inner cavity of the L-shaped arc groove, and the pin is inserted into the socket on the bottom surface of the L-shaped arc hook, thereby realizing the function of convenient installation between the bottom tower body, the middle tower body and the top tower body. In addition, when disassembling, the pin is pulled out of the inner cavity of the socket to release the fixation between the lower connecting ring and the L-shaped arc hook, so that the L-shaped arc hook is separated from the L-shaped arc groove to complete the disassembly, thereby improving the convenience of the modular desulfurization and denitrification absorption tower. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the disassembly of the lower connecting ring and the upper connecting ring of the utility model;

[0018] Figure 4 It is a cross-sectional schematic diagram of the lower connecting ring of the utility model;

[0019] Figure 5 This is a schematic structural diagram of the upper connecting ring of the utility model;

[0020] Figure 6 For this utility model Figure 2 A is an enlarged schematic diagram;

[0021] Figure 7 For this utility model Figure 4 Enlarged schematic diagram of point B in FIG.

[0022] Description of the numbers in the figure:

[0023] 1. Bottom tower body; 2. Middle tower body; 3. Top tower body; 4. Lower connecting ring; 5. Upper connecting ring; 6. L-shaped arc groove; 7. L-shaped arc hook; 8. Socket; 9. Fixing box; 10. Spring; 11. Support plate; 12. Latch; 13. Extrusion slope; 14. Pull rod; 15. Pull plate; 16. Sealing slot; 17. Sealing insert ring; 18. Handle; 19. Inlet pipe; 20. Support foot; 21. Exhaust pipe. DETAILED DESCRIPTION

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts are within the scope of protection of the present invention.

[0025] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "top / bottom," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0026] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "mounted / connected," and "connected" should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be internal communication between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances.

[0027] Example:

[0028] See also Figure 1-7 A modular desulfurization and denitrification absorption tower includes a bottom tower body 1, a middle tower body 2 is arranged on the top of the bottom tower body 1, a top tower body 3 is arranged on the top of the middle tower body 2, and a lower connecting ring 4 is fixedly sleeved on the outer sides of the top ends of the bottom tower body 1 and the middle tower body 2, and an upper connecting ring 5 is fixedly sleeved on the sides of the bottom ends of the middle tower body 2 and the top tower body 3. The top surface of the lower connecting ring 4 is provided with two L-shaped arc grooves 6, and the bottom surface of the upper connecting ring 5 is fixedly connected with two L-shaped arc hooks 7. The two L-shaped arc The bottom ends of the L-shaped hooks 7 are respectively sleeved into the inner cavity of the L-shaped arc groove 6. The bottom surface of the L-shaped arc hook 7 is provided with a socket 8. The bottom surface of the lower connecting ring 4 is fixedly connected to two fixing boxes 9. The bottoms of the inner cavities of the two fixing boxes 9 are respectively fixedly connected with springs 10. The top of the spring 10 is fixedly connected to a support plate 11. The top surface of the support plate 11 is fixedly connected to a pin 12. The end of the pin 12 is movably sleeved into the inner cavity of the socket 8. The top of the pin 12 is provided with an extrusion slope 13.

[0029] In this embodiment, the inner cavities of the bottom tower body 1, the middle tower body 2 and the top tower body 3 are provided with spray equipment for denitrification and desulfurization. This is the existing technology and will not be described in detail.

[0030] For details, please refer to Figure 2 and Figure 6 The tops of the bottom tower body 1 and the middle tower body 2 are both provided with sealing slots 16, and the bottoms of the middle tower body 2 and the top tower body 3 are fixedly connected with sealing insert rings 17. The bottom ends of the sealing insert rings 17 are movably connected to the inner cavity of the sealing slots 16. The inner diameters of the bottom tower body 1, the middle tower body 2, the top tower body 3 and the sealing insert ring 17 are equal.

[0031] In this embodiment, the sealing between the bottom tower body 1 and the middle tower body 2 , and between the middle tower body 2 and the top tower body 3 is ensured by the cooperation between the sealing slot 16 and the sealing insert ring 17 .

[0032] For details, please refer to Figure 7 The bottom surface of the support plate 11 is fixedly connected with a pull rod 14 , and the bottom end of the pull rod 14 is movably sleeved to the bottom of the fixed box 9 and fixedly connected with a pull plate 15 .

[0033] In this embodiment, the pull plate 15 and the pull rod 14 are used to pull the support plate 11 and the latch 12 so as to release the fixation between the lower connecting ring 4 and the upper connecting ring 5 .

[0034] For details, please refer to Figure 1 The bottom surface of the bottom tower body 1 is fixedly connected with a plurality of supporting legs 20 , and the side of the bottom tower body 1 is provided with an air intake pipe 19 .

[0035] In this embodiment, the absorption tower is supported by support legs 20 , and the gas to be treated is introduced into the absorption tower by an air inlet pipe 19 .

[0036] For details, please refer to Figure 1 An exhaust pipe 21 is provided on the top of the top tower body 3, and two handles 18 are fixedly connected to the outer sides of the bottom tower body 1, the middle tower body 2 and the top tower body 3 respectively.

[0037] In this embodiment, the treated gas is discharged by using the exhaust pipe 21 , and the bottom tower body 1 , the middle tower body 2 and the top tower body 3 are hoisted by using the lifting handle 18 .

[0038] For details, please refer to Figure 3 、 Figure 5 and Figure 7 The inner wall of the L-shaped arc groove 6 fits in with the side of the L-shaped arc hook 7, and the inner diameter of the insertion hole 8 is equal to the outer diameter of the latch 12.

[0039] In this embodiment, the stability of the L-shaped arc hook 7 inserted into the L-shaped arc groove 6 is ensured, and the stability of the pin 12 inserted into the insertion hole 8 is ensured, thereby ensuring the stability of the connection between the upper connecting ring 5 and the lower connecting ring 4.

[0040] Working principle: When in use, the bottom tower body 1 is stably placed on the ground, and the middle tower body 2 is hoisted by a crane so that the sealing insert ring 17 at the bottom end of the middle tower body 2 is inserted into the sealing slot 16 on the top of the bottom tower body 1, and at the same time, the L-shaped arc hook 7 below the upper connecting ring 5 is inserted into the L-shaped arc groove 6 on the top surface of the lower connecting ring 4. At this time, the middle tower body 2 is rotated so that the end of the L-shaped arc hook 7 is inserted into one side of the inner cavity of the L-shaped arc groove 6 for fixation. In addition, during the rotation of the L-shaped arc hook 7, the pin 12 is first squeezed downward and retracted. When the socket 8 on the bottom surface of the L-shaped arc hook 7 moves to just above the pin 12, the elastic force of the spring 10 is used to drive the pin 12 to be inserted into the inner cavity of the socket 8, thereby The L-shaped arc hook 7 and the lower connecting ring 4 are fixed, and then the bottom tower body 1 and the middle tower body 2 are fixed, and then the top tower body 3 is installed on the top of the middle tower body 2 by the crane again according to the above method, so that the bottom tower body 1, the middle tower body 2 and the top tower body 3 can be conveniently installed. In addition, when disassembling, the pull plate 15 is pulled to drive the pull rod 14, the support plate 11, and the pin 12 to move downward, so that the pin 12 is disengaged from the inner cavity of the socket 8, thereby releasing the fixation between the lower connecting ring 4 and the L-shaped arc hook 7, and the L-shaped arc hook 7 is rotated in the opposite direction so that the L-shaped arc hook 7 is pulled out of the L-shaped arc groove 6, thereby releasing the fixation between the bottom tower body 1 and the middle tower body 2, and the middle tower body 2 and the top tower body 3.

[0041] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and improved ideas of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A modular desulfurization and denitrification absorption tower, characterized by: The invention comprises a bottom tower body (1), a middle tower body (2) is provided on the top of the bottom tower body (1), a top tower body (3) is provided on the top of the middle tower body (2), a lower connecting ring (4) is fixedly sleeved on the outer sides of the top ends of the bottom tower body (1) and the middle tower body (2), an upper connecting ring (5) is fixedly sleeved on the sides of the bottom ends of the middle tower body (2) and the top tower body (3), the top surface of the lower connecting ring (4) is provided with two L-shaped arc grooves (6), the bottom surface of the upper connecting ring (5) is fixedly connected with two L-shaped arc hooks (7), and the bottoms of the two L-shaped arc hooks (7) are fixedly sleeved. The ends are respectively sleeved into the inner cavity of the L-shaped arc groove (6), the bottom surface of the L-shaped arc hook (7) is provided with a socket (8), the bottom surface of the lower connecting ring (4) is fixedly connected to two fixing boxes (9), the bottoms of the inner cavities of the two fixing boxes (9) are respectively fixedly connected to springs (10), the top ends of the springs (10) are fixedly connected to a support plate (11), the top surface of the support plate (11) is fixedly connected to a pin (12), the end of the pin (12) is movably sleeved into the inner cavity of the socket (8), and the top end of the pin (12) is provided with an extrusion slope (13).

2. A modular desulfurization and denitrification absorption tower according to claim 1, characterized in that: The tops of the bottom tower body (1) and the middle tower body (2) are both provided with sealing slots (16); the bottoms of the middle tower body (2) and the top tower body (3) are both fixedly connected with sealing insert rings (17); the bottom ends of the sealing insert rings (17) are movably sleeved into the inner cavities of the sealing slots (16); and the inner diameters of the bottom tower body (1), the middle tower body (2), the top tower body (3), and the sealing insert rings (17) are equal.

3. The modular desulfurization and denitrification absorption tower according to claim 1, characterized in that: The bottom surface of the support plate (11) is fixedly connected to a pull rod (14), and the bottom end of the pull rod (14) is movably sleeved to the bottom of the fixed box (9) and fixedly connected to a pull plate (15).

4. The modular desulfurization and denitrification absorption tower according to claim 1, characterized in that: A plurality of supporting legs (20) are fixedly connected to the bottom surface of the bottom tower body (1), and an air intake pipe (19) is provided on the side of the bottom tower body (1).

5. The modular desulfurization and denitrification absorption tower according to claim 1, characterized in that: An exhaust pipe (21) is provided at the top of the top tower body (3), and two handles (18) are fixedly connected to the outer sides of the bottom tower body (1), the middle tower body (2) and the top tower body (3).

6. The modular desulfurization and denitrification absorption tower according to claim 1, characterized in that: The inner wall of the L-shaped arc groove (6) and the side surface of the L-shaped arc hook (7) are in contact with each other, and the inner diameter of the insertion hole (8) and the outer diameter of the latch (12) are equal.

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