CN219091611U

CN219091611U - High-efficient absorption convenient clear miscellaneous ammonia desulfurization tower

Info

Publication number: CN219091611U
Application number: CN202223546099.4U
Authority: CN
Inventors: 杨红; 朱林; 黄建东; 陈晓玉; 陶蕾
Original assignee: Jiangsu Tianjia Environmental Protection Technology Co ltd
Current assignee: Jiangsu Tianjia Environmental Protection Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-30
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of flue gas desulfurization equipment, and provides an ammonia desulfurization tower which is high-efficiency in absorption and convenient for impurity removal. The utility model overcomes the defects of the prior art, has reasonable design and compact structure, and the liquid leakage holes are sequentially increased from bottom to top, so that the tops of the plurality of partition plates always keep a certain amount of ammonia water, when high-temperature flue gas passes, the temperature of the high-temperature flue gas can be greatly reduced, the ammonia gas production amount is effectively reduced, and then ammonia water sprayed by the spray head is reacted, thereby not only reducing the generation of aerosol particles to prevent white smoke, but also improving the desulfurization capability. The slag storage box is pulled out of the tower body, impurities can be cleaned at the moment, meanwhile, the connecting rod drives the plug plate to be plugged outside the slag hole, the overflow amount of ammonia in the tower body is reduced, and environmental pollution is reduced.

Description

High-efficient absorption convenient clear miscellaneous ammonia desulfurization tower

Technical Field

The utility model relates to the technical field of flue gas desulfurization equipment, in particular to an ammonia desulfurization tower which is high in efficiency, convenient to absorb and clean impurities.

Background

Flue gas desulfurization refers to removal of sulfur oxides from flue gas or other industrial waste gas, and at present, an ammonia desulfurization process is often adopted, wherein ammonia is used as an absorbent to remove SO2 in flue gas, and when ammonia water is used as a desulfurization absorbent, the value of desulfurization byproduct ammonium sulfate is high, and the economic effect is good.

The existing ammonia desulfurization has the following problems:

1. the flue gas is usually at a relatively high temperature, so that ammonia water is gasified into ammonia gas, and the ammonia gas reacts with acid oxides in the flue gas to generate aerosol particles, and the particles float in the air to form a white smoke problem.

2. The flue gas is desulfurized through the sprayed ammonia water, and the desulfurization effect is general.

3. Impurities in the desulfurizing tower are inconvenient to clean, a large amount of accumulated impurities can influence the recycling of ammonia water, a large amount of ammonia gas can be dissipated during cleaning in the use process, and the surrounding environment is seriously influenced.

Therefore, we propose an ammonia desulfurization tower with high efficiency, convenient absorption and impurity removal.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the ammonia desulfurization tower which is high-efficiency and convenient for impurity removal, overcomes the defects of the prior art, has reasonable design and compact structure, and solves the problems that a large amount of aerosol particles are generated when the existing ammonia gas reacts with acid oxides in the flue gas, the desulfurization reaction is carried out by sprayed ammonia water, the desulfurization effect is general and the impurity is inconvenient to clean, and a large amount of ammonia gas escapes during cleaning.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the ammonia desulfurization tower comprises a tower body, wherein a segmentation component, a filter residue component and a slag removal component are arranged in the tower body, the filter residue component is arranged below the segmentation component, and the slag removal component is arranged on two sides of the filter residue component;

the utility model discloses a liquid-tight partition board, including the partition assembly, be equipped with a plurality of division boards in the partition assembly, a plurality of division boards are offered the weeping hole in both ends in turn, and a plurality of weeping hole is from down upwards aperture increases gradually, the partition assembly is provided with a plurality of swash plates of opposite installation in the top of dividing the board.

Preferably, the interior cone fixed connection of filter residue subassembly is in the inside of tower body, be equipped with the triangular filter screen in the cone bottom discharge gate, the slag notch of triangular filter screen both sides is seted up in the inside of tower body.

Preferably, the slag storage box in the slag removal assembly is arranged below the slag hole, the slag storage box is drawer-shaped, the front plate of the slag storage box is in sliding sealing with the outer wall of the tower body, the height of the rear plate of the slag storage box exceeds the height of the front end of the slag storage box, the connecting rod in the slag removal assembly is rotationally connected inside the tower body, the bottom of the connecting rod is higher than the rear end of the slag storage box, the top of the connecting rod is rotationally connected with a plug plate, the plug plate is rotationally connected inside the tower body, and the sealing plug side of the plug plate is arranged outside the slag hole.

Preferably, one side of the tower body is provided with a smoke inlet pipe, the top of the tower body is provided with a smoke outlet pipe, a coarse screen is arranged below the partition assembly in the tower body, the bottom of the tower body is provided with a material pool, one side of the material pool is provided with a circulating pipe, the inside of the circulating pipe is provided with a high-pressure pump, and one side of the circulating pipe extending to the top of the inner part of the tower body is provided with a plurality of spray heads.

Preferably, the installation height of the smoke inlet pipe is lower than that of the coarse filter screen.

Preferably, the slag storage box is provided with a handle, and the bottom of the slag storage box is provided with a small hole.

Preferably, the bottom of the tower body is communicated with the interior of the material pool.

(III) beneficial effects

The embodiment of the utility model provides an ammonia desulfurization tower which is efficient in absorption and convenient for impurity removal.

The beneficial effects are as follows:

1. the flue gas flows out through the weeping holes that a plurality of division boards set up in both ends in turn, can prolong the flow path of flue gas, make the time of flue gas and aqueous ammonia reaction more abundant, aqueous ammonia shower nozzle blowout is strikeed on a plurality of swash plates of opposite installation, form the tiny particle water smoke that splashes, can effectually improve desulfurization efficiency and ability, the weeping hole that a plurality of division boards set up in both ends in turn increases from bottom to top, can make the top of a plurality of division boards remain a certain amount of aqueous ammonia all the time, after the division board that the high temperature flue gas had aqueous ammonia through the multilayer surface, its temperature can be great reduction, effectively reduce ammonia production volume, then the aqueous ammonia that sprays through the shower nozzle reacts, not only can reduce the production of aerosol granule and prevent to produce white cigarette, can also improve the desulfurization ability.

2. Impurities slide to the inside of storing up the sediment case along the slag notch behind the surface of triangular filter screen, take the tower body out with storing up the sediment case through the handle of sediment case, can clear up the impurity this moment, avoid impurity too much to influence the recycling of ammonia water, and back plate can drive the connecting rod deflection when taking out the sediment case, and the connecting rod drives the cock plate and blocks up in the outside of slag notch this moment, reduces the overflow volume of ammonia in the tower body, reduces environmental pollution.

Drawings

FIG. 1 is a schematic view in front cross-section of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of a triangular filter structure according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure A of FIG. 1 according to the present utility model.

In the figure: 1. a tower body; 2. a smoke inlet pipe; 3. a smoke outlet pipe; 4. a coarse filter screen; 51. a dividing plate; 52. a weeping hole; 53. a sloping plate; 611. a conical cylinder; 612. a triangular filter screen; 613. a slag outlet; 621. a slag storage box; 622. a connecting rod; 623. a plug plate; 7. a material pool; 8. a circulation pipe; 9. a high pressure pump; 10. a spray head.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an ammonia desulfurization tower with high efficiency, convenient impurity removal and absorption comprises a tower body 1, wherein a dividing component, a filter residue component and a slag removal component are arranged in the tower body 1, the filter residue component is arranged below the dividing component, and the slag removal component is arranged on two sides of the filter residue component;

the inside of the partition assembly is provided with a plurality of partition plates 51, the partition plates 51 are alternately provided with liquid leakage holes 52 at two ends, the holes 52 are gradually increased from bottom to top, so that the top of each partition plate 51 can store a small amount of ammonia water, the contact area of the ammonia water and smoke can be increased, the temperature of the smoke can be reduced, the gasification of ammonia gas is reduced, the aerosol quantity generated by the reaction of the ammonia gas and gaseous acid oxides is reduced, the partition assembly is provided with a plurality of inclined plates 53 which are oppositely installed above the partition plates 51, the ammonia water sprayed by the inclined plates 53 can splash at high pressure to form water mist of tiny particles, and the desulfurization efficiency is improved.

In this embodiment, the inner cone 611 of the filter residue assembly is fixedly connected to the inside of the tower 1, the discharge hole at the bottom of the cone 611 is internally provided with the triangular filter screen 612, the slag holes 613 at two sides of the triangular filter screen 612 are formed in the inside of the tower 1, impurities and ammonia water move downwards through the cone 611, the impurities are filtered by the triangular filter screen 612, and then flow out through the slag holes 613 at two sides.

In this embodiment, the slag storage tank 621 in the slag removal assembly is arranged below the slag hole 613, the slag storage tank 621 is drawer-shaped, the front plate of the slag storage tank is in sliding sealing with the outer wall of the tower body 1, the height of the rear plate exceeds the height of the front end of the slag storage tank 621, the connecting rod 622 in the slag removal assembly is rotationally connected inside the tower body 1, the bottom of the connecting rod 622 is lower than the rear end of the slag storage tank 621, the top of the connecting rod 622 is rotationally connected with the plug plate 623, the plug plate 623 is rotationally connected inside the tower body 1, the sealing plug side of the plug plate is arranged outside the slag hole 613, impurities fall into the slag storage tank 621 through the slag hole 613, the connecting rod 622 is driven to rotate by pulling the rear plate of the slag storage tank 621, the plug plate 623 is further made to be blocked in the slag hole 613, and the ammonia escape amount can be reduced when the impurities in the slag storage tank 621 are cleaned.

In this embodiment, one side of tower body 1 is equipped with into tobacco pipe 2, the top of tower body 1 is equipped with out tobacco pipe 3, the below of the interior subassembly of tower body 1 is provided with coarse screen 4, the bottom of tower body 1 is equipped with material pond 7, circulating pipe 8 is installed to one side of material pond 7, the inside of circulating pipe 8 is equipped with high-pressure pump 9, a plurality of shower nozzles 10 are installed to one side that circulating pipe 8 extends to the inside top of tower body 1, advance cigarette through into tobacco pipe 2, then carry out the coarse filtration through coarse screen 4, then high-pressure pump 9 take out the aqueous ammonia in material pond 7 through circulating pipe 8, then spout through a plurality of shower nozzles 10 and remove sulphur to the flue gas, the flue gas after the sulphur removal flows out through out tobacco pipe 3.

In this embodiment, the installation height of the smoke inlet pipe 2 is lower than that of the coarse filter screen 4, so that the coarse filter screen 4 is convenient for coarse filtering large-particle impurities in the smoke.

In the embodiment, the slag storage box 621 is provided with a handle, so that the slag storage box 621 can be conveniently pulled out of the tower body 1, and the bottom of the slag storage box 621 is provided with small holes, so that a large amount of ammonia water remained in the slag storage box 621 is avoided.

In this embodiment, the bottom of the tower body 1 is communicated with the interior of the material pool 7, and the ammonia water flowing out of the slag storage tank 621 can enter the material pool 7 for recycling.

Working principle: when the device is used, the flue gas enters the tower body 1 through the smoke inlet pipe 2, the coarse filter screen 4 carries out coarse filtration on the flue gas, large-particle impurities are blocked below the coarse filter screen 4, the flue gas continues to flow upwards through the liquid leakage holes 52 formed in the two ends alternately through the plurality of partition plates 51, and at the moment, the flow path of the flue gas can be prolonged, so that the reaction time of the flue gas and ammonia water is more sufficient.

When smoke is fed, the high-pressure pump 9 is started, ammonia water in the material taking pond 7 is pumped through the circulating pipe 8, then the ammonia water is sprayed through the spray head 10, the sprayed ammonia water is impacted on the inclined plates 53 which are arranged oppositely, and sprayed small-particle water mist is formed, so that the desulfurization efficiency and the desulfurization capacity can be effectively improved.

The ammonia water flows onto the plurality of division plates 51 after passing through the inclined plates 53, and as the liquid leakage holes 52 formed in the two ends of the plurality of division plates 51 are sequentially increased from bottom to top, the tops of the plurality of division plates 51 can always keep a certain amount of ammonia water, when high-temperature flue gas passes through the division plates 51 with the ammonia water on the surfaces of the plurality of layers, the temperature of the high-temperature flue gas can be greatly reduced, the ammonia gas generation amount is effectively reduced, and then the ammonia water sprayed by the spray heads 10 reacts, so that the generation of aerosol particles can be reduced, white smoke generation can be prevented, and the desulfurization capability can be improved.

Impurities flow downwards to the surface of the triangular filter screen 612 along the ammonia water, then slide down to the inside of the slag storage tank 621 along the slag outlet 613 at two sides, the slag storage tank 621 is pulled out of the tower body 1 through the handle of the slag storage tank 621 after a period of time, the impurities can be cleaned at the moment, the excessive influence on the recycling of ammonia water is avoided, the rear plate can drive the connecting rod 622 to deflect when the slag storage tank 621 is pulled out, the connecting rod 622 drives the plug plate 623 to be blocked at the outside of the slag outlet 613, the overflow amount of ammonia in the tower body 1 is reduced, and the environmental pollution is reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a convenient clear miscellaneous ammonia desulfurization tower of high-efficient absorption, includes tower body (1), its characterized in that: the tower body (1) is internally provided with a dividing component, a filter residue component and a slag removing component, wherein the filter residue component is arranged below the dividing component, and the slag removing component is arranged on two sides of the filter residue component;

a plurality of partition plates (51) are arranged in the partition assembly, a plurality of partition plates (51) are alternately provided with liquid leakage holes (52) at two ends, the liquid leakage holes (52) gradually increase from bottom to top, and a plurality of inclined plates (53) which are installed in opposite directions are arranged above the partition plates (51) of the partition assembly.

2. The ammonia desulfurization tower with high efficiency, convenient absorption and impurity removal as claimed in claim 1, which is characterized in that: the filter residue assembly is characterized in that the inner conical barrel (611) of the filter residue assembly is fixedly connected to the inside of the tower body (1), a triangular filter screen (612) is arranged in a discharge hole at the bottom of the conical barrel (611), and slag outlets (613) at two sides of the triangular filter screen (612) are formed in the inside of the tower body (1).

3. The ammonia desulfurization tower with high efficiency, convenient absorption and impurity removal as claimed in claim 1, which is characterized in that: the slag removal assembly is characterized in that a slag storage tank (621) is arranged below a slag hole (613), the slag storage tank (621) is drawer-shaped, the front plate of the slag storage tank is in sliding sealing with the outer wall of the tower body (1), the height of the rear plate of the slag storage tank exceeds the height of the front end of the slag storage tank (621), a connecting rod (622) in the slag removal assembly is rotationally connected inside the tower body (1), the bottom of the connecting rod (622) is higher than the rear end of the slag storage tank (621), a plug plate (623) is rotationally connected to the top of the connecting rod, the plug plate (623) is rotationally connected inside the tower body (1), and the sealing plug side of the plug plate is arranged outside the slag hole (613).

4. The ammonia desulfurization tower with high efficiency, convenient absorption and impurity removal as claimed in claim 1, which is characterized in that: one side of tower body (1) is equipped with into tobacco pipe (2), the top of tower body (1) is equipped with out tobacco pipe (3), the below of dividing subassembly in tower body (1) is provided with coarse strainer (4), the bottom of tower body (1) is equipped with material pond (7), circulating pipe (8) are installed to one side of material pond (7), the inside of circulating pipe (8) is equipped with high-pressure pump (9), a plurality of shower nozzles (10) are installed to one side that circulating pipe (8) extend to the inside top of tower body (1).

5. The ammonia desulfurization tower with high efficiency, convenient impurity removal and absorption as claimed in claim 4, which is characterized in that: the installation height of the smoke inlet pipe (2) is lower than that of the coarse filter screen (4).

6. An ammonia desulfurization tower with high efficiency and convenient impurity removal, as claimed in claim 3, characterized in that: the slag storage box (621) is provided with a handle, and the bottom of the slag storage box is provided with a small hole.

7. The ammonia desulfurization tower with high efficiency, convenient impurity removal and absorption as claimed in claim 4, which is characterized in that: the bottom of the tower body (1) is communicated with the inside of the material pool (7).