Glass kiln flue gas denitration device

Abstract

The utility model relates to the technical field of flue gas denitration devices, in particular to a glass kiln flue gas denitration device which comprises a spraying box and a dust removal box, the spraying box and the dust removal box are fixedly connected through a connecting pipe, a gas inlet pipe is fixedly installed on the side face of the dust removal box, a filter is inserted in the dust removal box, and a gas outlet pipe is fixedly installed in the dust removal box. And a sealing plate is fixedly mounted at the top end of the filter. According to the flue gas denitration device, the dedusting box can perform dedusting pretreatment on flue gas, dust is prevented from entering the spraying box to cause accumulation, the liquid inlet pipe conveys denitration liquid into the spraying box, the spraying head is located over the fan blades to evenly spray the liquid, and flue gas flows to drive the fan blades on the rotating rod to rotate; the circumferential distribution of the fan blades and the position aligned with the air inlet are beneficial for increasing the contact between flue gas and spraying liquid and promoting the denitration effect, meanwhile, the fan blades drive the rotating rod to rotate, the rotating rod drives the fan blades on the connecting plate to rotate, and denitration liquid can be scattered through the fan blades, so that gas-liquid mixing is enhanced, and the denitration effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas denitration devices, in particular to a flue gas denitration device for a glass kiln. Background Art

[0002] In the production process of glass products, the flue gas emitted by the glass kiln contains a large amount of nitrogen oxides, which are very harmful to the environment, human body and other animals and plants. Denitrification of the flue gas emitted by the glass kiln has become a top priority for the glass industry. Glass kiln flue gas denitrification equipment is an auxiliary device used in the use of glass kilns to wash and denitrify the flue gas generated so that it can better carry out subsequent environmentally friendly emissions. It has been widely used in the field of flue gas denitrification. When the existing glass kiln flue gas denitrification equipment is used, its denitrification liquid cannot be used completely and conveniently, resulting in its poor practicality and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a glass kiln flue gas denitrification device, comprising a spray box and a dust removal box, the spray box and the dust removal box are fixedly connected by a connecting pipe, an air inlet pipe is fixedly installed on the side of the dust removal box, a filter is inserted into the interior of the dust removal box, a sealing plate is fixedly installed on the top of the filter, a sealing groove is opened on the surface of the dust removal box, an exhaust pipe is fixedly installed on the surface of the spray box, a liquid inlet pipe is fixedly installed on the top of the spray box, a nozzle is fixedly installed on the bottom end of the liquid inlet pipe, a fixed plate is fixedly installed inside the spray box, a rotating rod is rotatably connected inside the fixed plate, a fan blade is fixedly installed on the surface of the rotating rod, a connecting plate is fixedly installed on the end of the rotating rod, and a fan blade is fixedly installed on the surface of the connecting plate.

[0005] Preferably, the sealing plate is embedded in the sealing groove, and the sealing plate and the sealing groove are fixedly connected by quick-release screws. Here, the filter can be quickly disassembled, which is convenient for regular maintenance and cleaning of the filter, ensuring long-term and effective operation of the equipment.

[0006] Preferably, the surface of the fixed plate is provided with through holes, and the through holes are evenly distributed on the surface of the fixed plate. Here, more uniform air flow can be achieved, the filtering and spraying effects can be improved, and thus the denitration efficiency can be improved.

[0007] Preferably, the nozzle is located directly above the fan blades, so that the fan blades can disperse the sprayed liquid to increase the gas-liquid contact area and improve the denitrification effect.

[0008] Preferably, the fan blades are distributed in a circle on the surface of the rotating rod, the fan blades are located below the fixed plate, and the fan blades are directly opposite to the air inlet of the connecting pipe. Here, the smoke entering the spray box can blow the fan blades, which can effectively increase the uniformity and power of air flow, promote gas-liquid mixing, and thus improve the denitrification efficiency.

[0009] Preferably, a flow guide platform is fixedly installed inside the spray box, a liquid discharge pipe is fixedly installed on the surface of the spray box, and a valve is fixedly installed on the surface of the liquid discharge pipe. This helps to optimize the distribution and flow of the fluid in the box, so that the liquid is more evenly distributed in the dust removal box and the spray box, and the treatment effect is enhanced. The valve on the liquid discharge pipe can control the discharge of the liquid, making the operation more flexible and convenient for maintenance and control of the treatment process.

[0010] Preferably, a filter cover is provided at the inner end of the drain pipe. Here, the filter cover at the inner end of the drain pipe can prevent larger particles or impurities from entering the drain system, protect valves and pipelines, and extend the service life of the equipment.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by arranging a dust removal box, a filter, a sealing plate and a sealing groove structure, the flue gas treated by denitrification can be pre-treated by dust removal to prevent dust from entering the spray box and causing accumulation. By arranging a fan blade, a rotating rod, a connecting plate and a fan blade structure, a liquid inlet pipe conveys denitrification liquid into the spray box, and a nozzle is located directly above the fan blade to spray the liquid evenly. The flow of flue gas will drive the fan blades on the rotating rod to rotate. The circumferential distribution of the fan blades and the position aligned with the air inlet help to increase the contact between the flue gas and the sprayed liquid and promote the denitrification effect. At the same time, the fan blades drive the rotating rod to rotate, and the rotating rod drives the fan blades on the connecting plate to rotate. The fan blades can be used to break up the denitrification liquid to enhance gas-liquid mixing and improve the denitrification effect.

[0013] 2. In the utility model, by providing a guide table, a drain pipe and a valve structure, by fixing the guide table and the drain pipe inside the spray box, and by providing a valve on the drain pipe, the treatment effect is enhanced and the flexibility of operation is improved. The guide table facilitates the flow of liquid into the drain pipe to avoid accumulation of liquid in the spray box. The control of the valve makes liquid discharge more flexible and facilitates maintenance and control of the treatment process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of a glass kiln flue gas denitrification device is provided for the utility model;

[0015] Figure 2 A cross-sectional view of a dust removal box of a glass kiln flue gas denitration device proposed in the utility model;

[0016] Figure 3A cross-sectional view of a spray box of a glass kiln flue gas denitrification device proposed in the utility model;

[0017] Figure 4 The utility model provides a schematic diagram of a fixing plate of a glass kiln flue gas denitrification device.

[0018] Legend:

[0019] 1. Spray box; 2. Dust removal box; 3. Inlet pipe; 4. Connecting pipe; 5. Filter; 6. Sealing plate; 7. Sealing groove; 8. Exhaust pipe; 9. Liquid inlet pipe; 10. Spray head; 11. Fixing plate; 12. Through hole; 13. Rotating rod; 14. Fan blade; 15. Connecting plate; 16. Fan blade; 17. Guide platform; 18. Drain pipe; 19. Valve. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1

[0023] See also Figure 1-4The utility model provides a technical solution: a glass kiln flue gas denitrification device, including a spray box 1 and a dust removal box 2, the spray box 1 and the dust removal box 2 are fixedly connected by a connecting pipe 4, an air intake pipe 3 is fixedly installed on the side of the dust removal box 2, a filter 5 is inserted inside the dust removal box 2, a sealing plate 6 is fixedly installed on the top of the filter 5, a sealing groove 7 is opened on the surface of the dust removal box 2, the sealing plate 6 is embedded in the sealing groove 7, and the sealing plate 6 is fixedly connected to the sealing groove 7 by a quick-release screw, allowing the filter 5 to be quickly disassembled, which is convenient for regular maintenance and cleaning of the filter 5, ensuring the long-term and effective operation of the equipment, an exhaust pipe 8 is fixedly installed on the surface of the spray box 1, a liquid inlet pipe 9 is fixedly installed on the top of the spray box 1, a nozzle 10 is fixedly installed on the bottom end of the liquid inlet pipe 9, a fixed plate 11 is fixedly installed inside the spray box 1, and the internal rotation connection of the fixed plate 11 There is a rotating rod 13, and a fan blade 14 is fixedly installed on the surface of the rotating rod 13. The fan blade 14 is distributed in a circle on the surface of the rotating rod 13. The fan blade 14 is located below the fixed plate 11, and the fan blade 14 is directly opposite to the air inlet position of the connecting pipe 4. The flue gas entering the spray box 1 can blow the fan blade 14, which can effectively increase the uniformity and power of air flow, promote gas-liquid mixing, and thus improve the denitrification efficiency. A connecting plate 15 is fixedly installed at the end of the rotating rod 13, and a fan blade 16 is fixedly installed on the surface of the connecting plate 15. The nozzle 10 is located directly above the fan blade 16, so that the fan blade 16 can break up the ejected liquid to increase the gas-liquid contact area and improve the denitrification effect. A through hole 12 is opened on the surface of the fixed plate 11, and the through holes 12 are evenly distributed on the surface of the fixed plate 11, which can achieve more uniform air flow, improve the filtering and spraying effects, and thus improve the denitrification efficiency.

[0024] Embodiment 2

[0025] See also Figure 3 A guide platform 17 is fixedly installed inside the spray box 1, a drain pipe 18 is fixedly installed on the surface of the spray box 1, and a valve 19 is fixedly installed on the surface of the drain pipe 18, which helps to optimize the distribution and flow of the fluid in the box, so that the liquid is more evenly distributed in the dust removal box 2 and the spray box 1, and the treatment effect is enhanced. The valve 19 on the drain pipe 18 can control the discharge of the liquid, making the operation more flexible and convenient for maintenance and control of the treatment process. A filter cover is provided at the inner end of the drain pipe 18. The filter cover at the inner end of the drain pipe 18 can prevent larger particles or impurities from entering the drainage system, protect the valve 19 and the pipeline, and extend the service life of the equipment.

[0026] Working principle: the flue gas to be treated is introduced into the dust removal box 2 through the air inlet pipe 3, and the filter 5 will perform preliminary dust filtration on the flue gas. Then the filtered flue gas enters the spray box 1 through the connecting pipe 4, and the denitrification liquid is transported into the spray box 1 through the liquid inlet pipe 9. The nozzle 10 is located just above the fan blades 16 to spray the liquid evenly. The flow of flue gas will drive the fan blades 14 on the rotating rod 13 to rotate. The circumferential distribution of the fan blades 14 and the position aligned with the air inlet help to increase the contact between the flue gas and the sprayed liquid and promote the denitrification effect. At the same time, the fan blades 14 drive the rotating rod 13 to rotate, and the rotating rod 13 drives the fan blades 16 on the connecting plate 15 to rotate. The fan blades 16 can be used to break up the denitrification liquid to enhance the gas-liquid mixing and improve the denitrification effect. The liquid inside the spray box 1 can be discharged from the drain pipe 18 under the action of the guide table 17. The valve 19 on the drain pipe 18 can control the discharge of the liquid, making the operation more flexible and convenient for maintenance and control of the treatment process.

[0027] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A glass furnace flue gas denitrification device, comprising a spray box (1) and a dust removal box (2), characterized in that: The spray box (1) and the dust removal box (2) are fixedly connected via a connecting pipe (4); an air inlet pipe (3) is fixedly installed on the side of the dust removal box (2); a filter (5) is inserted inside the dust removal box (2); a sealing plate (6) is fixedly installed on the top of the filter (5); a sealing groove (7) is provided on the surface of the dust removal box (2); an exhaust pipe (8) is fixedly installed on the surface of the spray box (1); a liquid inlet pipe (9) is fixedly installed on the top of the spray box (1); a spray head (10) is fixedly installed on the bottom end of the liquid inlet pipe (9); a fixing plate (11) is fixedly installed inside the spray box (1); a rotating rod (13) is rotatably connected inside the fixing plate (11); a fan blade (14) is fixedly installed on the surface of the rotating rod (13); a connecting plate (15) is fixedly installed on the end of the rotating rod (13); and a fan blade (16) is fixedly installed on the surface of the connecting plate (15).

2. The glass furnace flue gas denitrification device according to claim 1, characterized in that: The sealing plate (6) is embedded in the sealing groove (7), and the sealing plate (6) and the sealing groove (7) are fixedly connected by quick-release screws.

3. The glass furnace flue gas denitrification device according to claim 1, characterized in that: The surface of the fixing plate (11) is provided with through holes (12), and the through holes (12) are evenly distributed on the surface of the fixing plate (11).

4. The glass furnace flue gas denitrification device according to claim 1, characterized in that: The nozzle (10) is located directly above the fan blade (16).

5. The glass furnace flue gas denitrification device according to claim 1, characterized in that: The fan blades (14) are distributed in a circular pattern on the surface of the rotating rod (13); the fan blades (14) are located below the fixing plate (11), and the fan blades (14) are directly opposite to the air inlet of the connecting pipe (4).

6. The glass furnace flue gas denitrification device according to claim 1, characterized in that: A flow guide platform (17) is fixedly installed inside the spray box (1), a liquid discharge pipe (18) is fixedly installed on the surface of the spray box (1), and a valve (19) is fixedly installed on the surface of the liquid discharge pipe (18).

7. The glass furnace flue gas denitrification device according to claim 6, characterized in that: The inner end of the liquid discharge pipe (18) is provided with a filter cover.

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