A denitration tower

Abstract

The utility model relates to a kind of denitration towers, including tower body, spraying mechanism and multiple flue gas spray barrels, and spraying mechanism is fixedly installed in the top inside tower body;Multiple flue gas spray barrels are evenly distributed in tower body from top to bottom and located below spraying mechanism;Flue gas spray barrel extends along horizontal direction and can rotate around its circumferential horizontal, and several rows of air holes are evenly spaced distributed on flue gas spray barrel, and air inlet is equipped on the end face of flue gas spray barrel.The utility model is simple in structure, reasonable in design, prolongs the time of flue gas staying in tower body by multiple rotating flue gas spray barrels, and utilizes multiple rotating flue gas spray barrels to agitate flue gas, further adsorbs harmful substances in flue gas by cooperating activated carbon adsorption layer, greatly improves the effect of flue gas treatment, realizes the harmless treatment of flue gas, avoids flue gas pollution environment.

Description

Technical Field

[0001] This utility model relates to the field of flue gas treatment technology, and in particular to a denitrification tower. Background Technology

[0002] Industrial production generates large amounts of flue gas, which pollutes the environment if emitted directly without treatment. Currently, existing technologies typically employ spraying to settle harmful substances from the flue gas. For example, Chinese utility model patent CN223300244U discloses a spray tower for treating flue gas from TFT glass furnaces, which mainly uses multiple spray units to treat the flue gas. However, this method results in a short residence time of the flue gas within the tower, leading to poor treatment efficiency. Utility Model Content

[0003] The present invention aims to address the shortcomings of the prior art by providing a denitrification tower.

[0004] To achieve the above objectives, this utility model adopts the following technical solution:

[0005] A denitrification tower includes a tower body, a spraying mechanism, and multiple flue gas spray nozzles. The spraying mechanism is fixedly installed at the top of the tower body. Multiple flue gas spray nozzles are evenly distributed from top to bottom in the tower body and located below the spraying mechanism. The flue gas spray nozzles extend horizontally and can rotate horizontally around their own circumference. Several exhaust holes are evenly spaced on the flue gas spray nozzles, and each flue gas spray nozzle end face is provided with an air inlet.

[0006] The two ends of the flue gas nozzle are rotatably connected to the two side walls of the tower body through a rotating shaft. The rotating shaft at one end of the flue gas nozzle is hollow inside and open at both ends. A flue gas inlet pipe is inserted inside the hollow rotating shaft. The flue gas inlet pipe is connected to the air inlet on the end face of the flue gas nozzle. The other end of the flue gas inlet pipe extends to the outside of the tower body.

[0007] One end of the flue gas inlet pipe extends outside the tower and is connected to the flue gas supply pipeline, which is used to connect to the flue gas supply equipment.

[0008] A drive assembly is fixedly installed on the outside of the tower. The drive assembly is connected to multiple rotating shafts located at the other end of the flue gas nozzles to drive the multiple rotating shafts and multiple flue gas nozzles to rotate.

[0009] The drive assembly includes a motor, a drive shaft, multiple active bevel gears and multiple passive bevel gears, with the passive bevel gears coaxially fixedly mounted on multiple rotating shafts; the drive shaft is vertically arranged, with the multiple active bevel gears coaxially fixedly mounted on the drive shaft at intervals, and the multiple active bevel gears meshing with the multiple passive bevel gears; the motor is fixedly arranged, with the drive end of the motor extending vertically and fixedly connected to one end of the drive shaft.

[0010] It also includes an activated carbon adsorption layer, which is horizontally and fixedly installed inside the tower and located above the spraying mechanism.

[0011] The tower has an exhaust port at the top and a sewage outlet at the bottom.

[0012] A sewage discharge mechanism is installed at the bottom of the tower body, which is used to discharge the dirt deposited inside the tower body from the sewage outlet.

[0013] The sewage discharge mechanism includes a sewage discharge plate and a sewage discharge cylinder. The sewage discharge plate is vertically installed at the bottom of the tower body, and the lower side of the sewage discharge plate is attached to the bottom wall of the tower body. The sewage discharge cylinder is fixedly installed on the outer wall of the tower body, and the telescopic end of the sewage discharge cylinder extends horizontally and passes through the inner wall of the tower body to the inside of the tower body and is fixedly connected to the sewage discharge plate.

[0014] The spraying mechanism includes a main pipeline and multiple nozzles. The main pipeline is horizontally fixed at the top of the tower body, and one end of the main pipeline extends out of the tower body to connect to the water supply equipment. Multiple nozzles are evenly spaced and fixedly connected to the lower side of the main pipeline.

[0015] The beneficial effects of this utility model are: This utility model has a simple structure and reasonable design. By using multiple rotating flue gas nozzles, the residence time of flue gas in the tower is extended, and the flue gas is stirred by multiple rotating flue gas nozzles, which greatly improves the flue gas treatment effect, realizes the harmless treatment of flue gas, and avoids flue gas pollution of the environment. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of the present invention when treating flue gas;

[0017] Figure 2 This is a schematic diagram of the structure of this utility model during sewage discharge.

[0018] The components represented by each number in the diagram are listed below:

[0019] 1. Tower body; 2. Flue gas nozzle; 3. Exhaust port; 4. Rotating shaft; 5. Flue gas inlet pipe; 6. Flue gas supply pipeline; 7. Motor; 8. Drive shaft; 9. Active bevel gear; 10. Passive bevel gear; 11. Activated carbon adsorption layer; 12. Exhaust port; 13. Sewage outlet; 14. Sewage discharge plate; 15. Sewage discharge cylinder; 16. Main pipeline; 17. Nozzle; 18. Mounting plate; 19. Support frame.

[0020] The following will describe in detail the embodiments of this utility model with reference to the accompanying drawings. Detailed Implementation

[0021] The principles and features of this utility model are described below with reference to the accompanying drawings. The embodiments described are for illustrative purposes only and are not intended to limit the scope of this utility model. The utility model is described more specifically in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of this utility model will become clearer from the following description. It should be noted that the drawings are all in a very simplified form and use non-precise proportions, and are only used to facilitate and clarify the illustration of the embodiments of this utility model.

[0022] It should be noted that when a component is described as "fixed to" another component, it can be directly on the other component or may have a component in between. When a component is considered "connected to" another component, it can be directly connected to the other component or may have a component in between. When a component is considered "set on" another component, it can be directly set on the other component or may have a component in between. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0025] Example 1:

[0026] like Figure 1 and Figure 2 As shown, this embodiment provides a denitrification tower, including a tower body 1, a spraying mechanism and multiple flue gas spray nozzles 2. The spraying mechanism is fixedly installed at the top inside the tower body 1. Multiple flue gas spray nozzles 2 are evenly spaced from top to bottom inside the tower body 1, located below the spraying mechanism. The multiple flue gas spray nozzles 2 extend horizontally and can rotate horizontally around their own circumference. Several exhaust holes 3 are evenly spaced on the multiple flue gas spray nozzles 2, and air inlets are provided on their end faces.

[0027] During the flue gas treatment process, firstly, the flue gas to be treated is sent to multiple flue gas nozzles 2 in a manner that can be conceived by those skilled in the art. The flue gas in the multiple flue gas nozzles 2 is discharged into the tower body 1 from several exhaust holes 3 provided on the flue gas nozzles 2 themselves.

[0028] During this process, water is sprayed downwards by a spraying mechanism. The downward-flowing water comes into contact with the flue gas and settles the harmful substances in the flue gas, thus completing the harmless treatment of the flue gas.

[0029] Preferably, in this embodiment, the tower body 1 has a cylindrical structure with a conical bottom.

[0030] Preferably, in this embodiment, a support frame 19 is fixedly installed at the bottom of the tower body 1.

[0031] This embodiment has a simple structure and reasonable design. It extends the residence time of flue gas in the tower by using multiple rotating flue gas nozzles and agitates the flue gas, which greatly improves the flue gas treatment effect, achieves harmless treatment of flue gas, and avoids flue gas pollution of the environment.

[0032] Example 2:

[0033] Based on Embodiment 1, in this embodiment, the two ends of multiple flue gas nozzles 2 are rotatably connected to the two sides of the tower body 1 via rotating shafts 4. The multiple rotating shafts 4 located at the same end of the multiple flue gas nozzles 2 are hollow inside and open at both ends. Multiple flue gas inlet pipes 5 are inserted through the multiple hollow rotating shafts 4 located at one end of the multiple flue gas nozzles 2. The other end of the multiple flue gas inlet pipes 5 is connected to multiple air inlets, and the other end of the multiple flue gas inlet pipes 5 extends to the outside of the tower body 1.

[0034] The scheme has a simple structure and reasonable design. It utilizes the hollow structure of multiple rotating shafts 4 to cooperate with multiple flue gas inlet pipes 5 to send the flue gas into multiple flue gas nozzles 2 respectively, making the flue gas delivery convenient.

[0035] Based on the above scheme, one end of one of the multiple rotating shafts 4 located at one end of the multiple flue gas nozzles 2 is respectively rotatably sleeved on one end of one of the multiple flue gas inlet pipes 5, and a sealing ring is respectively installed between one end of the multiple rotating shafts 4 located at one end of the multiple flue gas nozzles 2 and one end of the multiple flue gas inlet pipes 5.

[0036] Example 3:

[0037] Based on Example 2, in this example, the other ends of the multiple flue gas inlet pipes 5 are respectively connected to the flue gas supply pipe 6, which is used to connect to the flue gas supply equipment.

[0038] The scheme has a simple structure and reasonable design. The flue gas to be treated is sent into multiple flue gas inlet pipes 5 through the flue gas supply pipe 6, which simplifies the pipeline and occupies little space.

[0039] Example 4:

[0040] Based on any one of Embodiments 2 to 3, in this embodiment, a drive assembly is fixedly installed on the outside of the tower body 1. The drive assembly is connected to multiple rotating shafts 4 located at the other end of multiple flue gas nozzles 2 for driving the multiple rotating shafts 4 and multiple flue gas nozzles 2 to rotate.

[0041] The solution has a simple structure and reasonable design. It uses a drive component to drive multiple flue gas nozzles 2 to rotate simultaneously, which is convenient and reduces costs.

[0042] Example 5:

[0043] Based on embodiment 4, in this embodiment, the drive assembly includes a motor 7, a drive shaft 8, multiple active bevel gears 9 and multiple passive bevel gears 10. The multiple passive bevel gears 10 are coaxially fixedly sleeved on multiple rotating shafts 4 located at the other end of multiple flue gas nozzles 2. The drive shaft 8 is vertically arranged, and the multiple active bevel gears 9 are coaxially fixedly sleeved on the drive shaft 8 at intervals, and they mesh with the multiple passive bevel gears 10 respectively. The motor 7 is fixedly arranged, and its drive end extends in the vertical direction and is fixedly connected to one end of the drive shaft 8.

[0044] The scheme has a simple structure and reasonable design. It uses a motor 7 to drive the drive shaft 8 to rotate. The drive shaft 8 drives multiple active bevel gears 9 to rotate. The multiple active bevel gears 9 drive multiple passive bevel gears 10, multiple rotating shafts 4 and multiple flue gas nozzles 2 to rotate by meshing with multiple passive bevel gears 10.

[0045] Preferably, in this embodiment, two mounting plates 18 are fixedly installed on the outer wall of the tower body 1, one above the other, and the two ends of the drive shaft 8 are rotatably connected to the two mounting plates 18 respectively; the motor 7 is fixedly installed on one of the mounting plates 18, and its driving end is fixedly connected to one end of the drive shaft 8.

[0046] Example 6:

[0047] Based on the above embodiments, this embodiment also includes an activated carbon adsorption layer 11, which is horizontally fixedly installed inside the tower body 1 and is located above the spraying mechanism.

[0048] During the flue gas treatment process, the activated carbon adsorption layer 11 is used to further treat the sprayed flue gas, further remove harmful substances from the flue gas, and thus further improve the effect of harmless treatment of flue gas.

[0049] Example 7:

[0050] Based on the above embodiments, in this embodiment, the top of the tower body 1 is provided with an exhaust port 12, and the bottom of the tower body 1 is provided with a sewage outlet 13.

[0051] The scheme has a simple structure and reasonable design. The harmlessly treated flue gas is discharged into the atmosphere from the exhaust port 12, and the deposited sludge is discharged from the sewage outlet 13.

[0052] Example 8:

[0053] Based on Example 7, in this example, a sewage discharge mechanism is installed at the bottom of the tower body 1. The sewage discharge mechanism is used to discharge the dirt deposited inside the tower body 1 from the sewage discharge port 13.

[0054] The scheme has a simple structure and reasonable design. It can periodically use the sewage discharge mechanism to discharge the dirt deposited in the tower body 1 from the sewage discharge port 13, which is convenient for sewage discharge.

[0055] Based on the above plan, the 13 sewage outlets mentioned above are connected to sewage pipes.

[0056] Example 9:

[0057] Based on embodiment 8, in this embodiment, the sewage discharge mechanism includes a sewage discharge plate 14 and a sewage discharge cylinder 15. The sewage discharge plate 14 is vertically installed at the bottom inside the tower body 1, and its lower side is attached to the bottom wall inside the tower body 1. The sewage discharge cylinder 15 is fixedly installed on the outer wall of the tower body 1, and its telescopic end extends horizontally and passes through the inner wall of the tower body 1 to extend to the tower body 1 and is fixedly connected to the sewage discharge plate 14.

[0058] The scheme has a simple structure and reasonable design. It can periodically activate the extension and retraction of the sewage discharge cylinder 15 and drive the sewage discharge plate 14 to move horizontally, so as to discharge the dirt deposited in the tower body 1 from the sewage discharge port 13, thereby realizing automatic sewage discharge and making sewage discharge convenient.

[0059] Example 10:

[0060] Based on the above embodiments, in this embodiment, the spraying mechanism includes a main pipeline 16 and a plurality of nozzles 17. The main pipeline 16 is horizontally fixedly installed at the top inside the tower body 1, with one end extending to the outside of the tower body 1 for connecting to the water supply equipment; the plurality of nozzles 17 are evenly spaced and fixedly connected to the lower side of the main pipeline 16.

[0061] During the flue gas treatment process, spray water is sent in through the main pipeline and sprayed downwards by multiple nozzles to achieve the settling of harmful substances in the flue gas.

[0062] The working principle of this utility model is as follows:

[0063] During the flue gas treatment process, the flue gas to be treated is sent into multiple flue gas inlet pipes 5 through the flue gas supply pipeline 6, and then enters multiple flue gas spray cylinders 2. The flue gas in the multiple flue gas spray cylinders 2 is discharged into the tower body 1 through several exhaust holes 3 set on the flue gas spray cylinders 2.

[0064] During this process, spray water is sent in through the main pipeline and sprayed downwards by multiple nozzles. The downward-flowing water comes into contact with the flue gas and settles the harmful substances in the flue gas.

[0065] Meanwhile, the flue gas discharged from multiple flue gas nozzles 2 continues to rise and come into contact with the activated carbon adsorption layer 11. The activated carbon adsorption layer 11 further treats the sprayed flue gas, further removing harmful substances from the flue gas, thereby further improving the effect of harmless treatment of flue gas.

[0066] This invention provides a denitrification tower for treating flue gas. The denitrification tower has a simple structure and reasonable design. It extends the residence time of flue gas in the tower body by using multiple rotating flue gas spray nozzles and agitates the flue gas. At the same time, it is combined with an activated carbon adsorption layer to further adsorb harmful substances in the flue gas, which greatly improves the flue gas treatment effect, realizes the harmless treatment of flue gas, and avoids flue gas pollution of the environment.

[0067] It should be noted that all electronic components involved in this utility model adopt existing technology, and all the above-mentioned components are electrically connected to the controller, and the control circuit between the controller and each component is existing technology.

[0068] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0069] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

[0070] The present invention has been described above with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described manner. Any improvements made using the inventive concept and technical solution of the present invention, or direct application to other situations without modification, are all within the protection scope of the present invention.

Claims

1. A denitrification tower, characterized in that, It includes a tower body (1), a spraying mechanism and multiple flue gas spray nozzles (2), with the spraying mechanism fixedly installed on the top inside the tower body (1); Multiple flue gas nozzles (2) are evenly distributed from top to bottom inside the tower body (1) and located below the spraying mechanism; the flue gas nozzles (2) extend horizontally and can rotate horizontally around their own circumference; several exhaust holes (3) are evenly spaced on the flue gas nozzles (2); and air inlets are provided on the end face of the flue gas nozzles (2).

2. A denitrification tower according to claim 1, characterized in that, The two ends of the flue gas nozzle (2) are rotatably connected to the two side walls of the tower body (1) through the rotating shaft (4). The rotating shaft (4) at one end of the flue gas nozzle (2) is hollow inside and open at both ends. A flue gas inlet pipe (5) is installed inside the hollow rotating shaft (4). The flue gas inlet pipe (5) is connected to the air inlet on the end face of the flue gas nozzle (2). The other end of the flue gas inlet pipe (5) extends to the outside of the tower body (1).

3. A denitrification tower according to claim 2, characterized in that, The end of the flue gas inlet pipe (5) extending outside the tower body (1) is connected to the flue gas supply pipe (6), which is used to connect the flue gas supply equipment.

4. A denitrification tower according to claim 3, characterized in that, A drive assembly is fixedly installed on the outside of the tower body (1). The drive assembly is connected to multiple rotating shafts (4) located at the other end of the flue gas nozzle (2) for driving the multiple rotating shafts (4) and multiple flue gas nozzles (2) to rotate.

5. A denitrification tower according to claim 4, characterized in that, The drive assembly includes a motor (7), a drive shaft (8), multiple active bevel gears (9) and multiple passive bevel gears (10). The multiple passive bevel gears (10) are coaxially fixedly sleeved on multiple rotating shafts (4). The drive shaft (8) is vertically arranged, and the multiple active bevel gears (9) are coaxially fixedly sleeved on the drive shaft (8) at intervals. The multiple active bevel gears (9) mesh with the multiple passive bevel gears (10). The motor (7) is fixedly arranged, and the drive end of the motor (7) extends vertically and is fixedly connected to one end of the drive shaft (8).

6. A denitrification tower according to claim 5, characterized in that, It also includes an activated carbon adsorption layer (11), which is horizontally fixed inside the tower body (1) and located above the spraying mechanism.

7. A denitrification tower according to claim 6, characterized in that, The top of the tower body (1) is provided with an exhaust port (12), and the bottom of the tower body (1) is provided with a sewage outlet (13).

8. A denitrification tower according to claim 7, characterized in that, A draining mechanism is installed at the bottom of the tower body (1) to discharge the dirt deposited inside the tower body (1) from the drain port (13).

9. A denitrification tower according to claim 8, characterized in that, The sewage discharge mechanism includes a sewage discharge plate (14) and a sewage discharge cylinder (15). The sewage discharge plate (14) is vertically installed at the bottom of the tower body (1), and the lower side of the sewage discharge plate (14) is attached to the bottom wall of the tower body (1). The sewage discharge cylinder (15) is fixedly installed on the outer wall of the tower body (1). The telescopic end of the sewage discharge cylinder (15) extends horizontally and passes through the inner wall of the tower body (1) to the inside of the tower body (1) and is fixedly connected to the sewage discharge plate (14).

10. A denitrification tower according to claim 9, characterized in that, The spraying mechanism includes a main pipeline (16) and multiple nozzles (17). The main pipeline (16) is horizontally fixedly installed at the top inside the tower body (1). One end of the main pipeline (16) extends to the outside of the tower body (1) for connecting to the water supply equipment. Multiple nozzles (17) are evenly spaced and fixedly connected to the lower side of the main pipeline (16).

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