CN218307196U

CN218307196U - Desulfurization device for improving flue gas desulfurization effect

Info

Publication number: CN218307196U
Application number: CN202222264952.7U
Authority: CN
Inventors: 张志明; 黄细女; 李青
Original assignee: Hubei Huichang Environmental Protection Technology Co ltd
Current assignee: Hubei Huichang Environmental Protection Technology Co ltd
Priority date: 2022-08-28
Filing date: 2022-08-28
Publication date: 2023-01-17
Anticipated expiration: 2032-08-28

Abstract

The utility model discloses an improve desulphurization unit of flue gas desulfurization effect, be in including desulfurizing tower and connection the intake pipe of desulfurizing tower bottom one side, the inboard top that just is located the intake pipe in bottom of desulfurizing tower is connected with the dust removal filter screen, the equal interval connection of inner wall of desulfurizing tower has netted current-damping board, the last surface subsides of netted current-damping board is attached there is the absorbent cotton layer, the inner wall of desulfurizing tower and the one side that corresponds netted current-damping board evenly are connected with the shower, the beneficial effects of the utility model are that, through the netted current-damping board that sets up, can slow down the velocity of flow of flue gas in the desulfurizing tower, increased the area of contact and the time of the alkali lye that contains sulphur flue gas and spray, can fully absorb the sulphur composition in the flue gas to through the absorbent cotton layer that sets up on netted current-damping board, can absorb the alkali lye that sprays, when the flue gas is through netted current-damping board, can further absorb the sulphur composition in the flue gas, effectively improved flue gas desulfurization effect.

Description

Desulfurization device for improving flue gas desulfurization effect

Technical Field

The utility model relates to a flue gas desulfurization equipment technical field specifically is an improve desulphurization unit of flue gas desulfurization effect.

Background

Flue gas desulfurization refers to the removal of sulfur oxides from flue gas or other industrial waste gases, and the desulfurization techniques can be further classified into wet, dry, semi-dry and semi-wet methods according to the wet and dry states of the absorbent and the desulfurization product during the desulfurization process. Flue gas desulfurization is the procedure that the flue gas will experience before discharging into the high altitude, after the flue gas desulfurization, the flue gas of discharging in the air is just a lot of little to the pollution of air, exist a lot of equipment to flue gas desulfurization among the prior art, generally adopt the desulfurizing tower to carry out the desulfurization to the flue gas, some desulfurizing towers are only carrying out simple spraying with alkaline liquid, because the air current that the flue gas passes through the desulfurizing tower is very fast, lead to partial sulfur dioxide to take place to omit when colliding with alkaline liquid, make the sulfur dioxide in the flue gas not obtain the abundant reaction, the desulfurization effect is relatively poor.

Based on this, the utility model designs an improve desulphurization unit of flue gas desulfurization effect to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve desulphurization unit of flue gas desulfurization effect to solve the problem that proposes among the above-mentioned background art.

In order to satisfy the above purpose, the utility model provides a following technical scheme: the utility model provides an improve desulphurization unit of flue gas desulfurization effect, includes the desulfurizing tower and connects the intake pipe in desulfurizing tower bottom one side, the inboard top that just is located the intake pipe in bottom of desulfurizing tower is connected with the dust removal filter screen, the equidistant net current board that has of inner wall of desulfurizing tower, the last surface subsides of net current board is attached and is had the absorbent cotton layer, the inner wall of desulfurizing tower and the one side that corresponds net current board evenly are connected with the shower, the one end of shower runs through the desulfurizing tower lateral wall is connected with the catheter, the even intercommunication in bottom of shower has the shower head, just the direction of spraying of shower head sets up towards the slope of net current board one side.

Furthermore, the netted slow flow plate is set to be an upward-bending punching screen plate, and the netted slow flow plate is positioned above the dust removal filter screen.

Furthermore, the top of the inner cavity of the desulfurizing tower is sequentially provided with an arc-shaped filter plate, an activated carbon adsorption net and a desulfurizing agent plate from bottom to top, and the desulfurizing agent plate adopts a PDS desulfurizing agent.

Furthermore, the top of the desulfurizing tower is communicated with a water-steam separator through an exhaust pipe.

Furthermore, the inner chamber bottom of desulfurizing tower is connected with the row's flitch that the slope set up, the upper surface evenly distributed of arranging the flitch has water drainage tank.

Furthermore, one side of the bottom of the desulfurizing tower, which is close to the bottom end of the discharging plate, is communicated with a water discharging pipe, and the water discharging pipe is provided with an adjusting valve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation at crisscross netted current-buffering board that sets up of desulfurizing tower inner wall and the shower head rather than corresponding, can slow down the velocity of flow of flue gas in the desulfurizing tower, increased area of contact and the time of the alkali lye that contains sulphur flue gas and shower head sprayed, can fully absorb the sulphur composition in the flue gas, and through the absorbent cotton layer that sets up on netted current-buffering board, can absorb the alkali lye that sprays, when the flue gas passes through netted current-buffering board, can further absorb the sulphur composition in the flue gas, effectively improved flue gas desulfurization effect;

2. the utility model discloses a dust removal filter screen that sets up can filter the granule in the flue gas before the desulfurization, effectively removes dust to the flue gas, and filterable granule can drop on the row flitch through the alkali lye that sprays, is convenient for clear up filterable impurity.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the internal structure of a desulfurizing tower according to the present invention;

FIG. 3 is a schematic structural view of the shower pipe of the present invention;

FIG. 4 is a schematic structural view of the mesh-shaped baffle plate and the absorbent cotton layer of the present invention;

fig. 5 is a schematic structural view of the middle discharging plate of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. a desulfurizing tower; 2. an air inlet pipe; 3. a dust removal filter screen; 4. a mesh buffer plate; 5. an absorbent cotton layer; 6. a shower pipe; 7. a catheter; 8. a shower head; 9. an arc-shaped filter plate; 10. an activated carbon adsorption net; 11. a desulfurizer plate; 12. an exhaust pipe; 13. a water-vapor separator; 14. a discharge plate; 15. a water discharge tank; 16. and a water discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, the present invention provides a technical solution: a desulphurization device for improving the flue gas desulphurization effect comprises a desulphurization tower 1 and an air inlet pipe 2 connected to one side of the bottom of the desulphurization tower 1, wherein the inner side of the bottom of the desulphurization tower 1 and positioned above the air inlet pipe 2 are connected with a dedusting filter screen 3, the inner wall of the desulphurization tower 1 is connected with a reticular buffer plate 4 at equal intervals, the upper surface of the reticular buffer plate 4 is attached with an adsorption cotton layer 5, one side of the inner wall of the desulphurization tower 1 corresponding to the reticular buffer plate 4 is uniformly connected with a spray pipe 6, one end of the spray pipe 6 penetrates through the side wall of the desulphurization tower 1 and is connected with a liquid guide pipe 7, the bottom of the spray pipe 6 is uniformly communicated with a spray head 8, and the spraying direction of the spray head 8 is inclined towards one side of the reticular buffer plate 4, the utility model discloses a dust removal filter screen 3 that sets up, can filter the granule in the flue gas before the desulfurization, effectively remove dust to the flue gas, through the crisscross mesh bradyseism board 4 that sets up of 1 inner wall in desulfurizing tower and rather than the cooperation of the shower head 8 that corresponds, can slow down the velocity of flow of flue gas in desulfurizing tower 1, the area of contact and the time of the alkali lye that contains sulphur flue gas and shower head 8 spray have been increased, can fully absorb the sulphur composition in the flue gas, and through the absorption cotton layer 5 that sets up on mesh bradyseism board 4, can absorb the alkali lye that sprays, when the flue gas is through mesh bradyseism board 4, can further absorb the sulphur composition in the flue gas, flue gas desulfurization is effectively improved.

It should be noted that: the bottom of desulfurizing tower 1 is equipped with the base, and 1 one side of desulfurizing tower is equipped with the access door, the maintenance of being convenient for.

Specifically, netted buffer plate 4 sets up to the curved otter board that punches a hole of kickup, and netted buffer plate 4 is located dust removal filter screen 3's top, and after the flue gas filtered through dust removal filter screen 3, can upwards flow along the lower surface of netted buffer plate 4, and partly flue gas can pass netted buffer plate 4 and is absorbed by adsorption cotton layer 5, and partly position that flows to shower head 8 is absorbed by the alkali lye that sprays.

Specifically, an arc-shaped filter plate 9, an active carbon adsorption net 10 and a desulfurizer plate 11 are sequentially arranged at the top of an inner cavity of the desulfurizing tower 1 from bottom to top, the desulfurizer plate 11 adopts PDS desulfurizer, and the top of the desulfurizing tower 1 is communicated with a water-vapor separator 13 through an exhaust pipe 12; after 1 inner chamber top by the desulfurized flue gas reachs the desulfurizing tower, can loop through arc filter 9, active carbon adsorption net 10 and desulfurizer board 11 and filter and purify, improved the purifying effect of flue gas, can filter the fixed granule that the atomizing produced through arc filter 9 and be favorable to filterable granule simultaneously and drop, prevent to take place to block up, can separate the moisture in the purification back gas through vapor-liquid separator 13, be favorable to gas emission.

Specifically, the bottom of the inner cavity of the desulfurizing tower 1 is connected with an obliquely arranged discharging plate 14, drainage grooves 15 are uniformly distributed on the upper surface of the discharging plate 14, one side of the bottom of the desulfurizing tower 1, which is close to the bottom end of the discharging plate 14, is communicated with a drainage pipe 16, and the drainage pipe 16 is provided with an adjusting valve; the dust particles falling from the dust removal filter screen 3 and the sprayed alkali liquor absorbing the smoke can flow to the drain pipe 16 along the drain grooves 15 on the discharge plate 14 conveniently, so that the waste liquid can be cleaned conveniently.

For the convenience of understanding the technical solutions of the present invention, the working principle or the operation mode of the present invention in the practical process will be described in detail below.

In the actual use process: through fan or air pump with the flue gas through 2 leading-in desulfurizing towers 1 of intake pipe, can filter the granule in the flue gas before the desulfurization through dust removal filter screen 3, carry out preliminary dust removal filtration to the flue gas, then the flue gas flows upwards, through the water pump with alkali lye through catheter 7 and shower 6 and spray to netted current damper 4 one side by shower head 8, make absorption cotton layer 5 in adsorb alkali lye, through netted current damper 4 at crisscross setting of desulfurizing tower 1 inner wall, can slow down the velocity of flow of flue gas in desulfurizing tower 1, increased the area of contact and the time of the alkali lye that contains sulfur flue gas and shower head 8 sprayed, can fully absorb the sulphur composition in the flue gas, when the flue gas passes through netted current damper 4, alkali lye in the absorption cotton layer 5 can further absorb the sulphur composition in the flue gas, the flue gas desulfurization effect has effectively been improved, after the flue gas by desulfurization arrives desulfurizing tower 1 inner chamber top, can loop through arc filter 9, active carbon adsorption net 10 and desulfurizer 11 filter and purify, then discharge through blast pipe 12 and vapor separator 13 discharge, the granule that the dust removal filter screen 3 can drop on the waste liquid discharge pipe 14 formation.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an improve desulphurization unit of flue gas desulfurization effect, includes desulfurizing tower (1) and connects intake pipe (2) of desulfurizing tower (1) bottom one side, its characterized in that, the bottom inboard of desulfurizing tower (1) just is located the top of intake pipe (2) and is connected with dust removal filter screen (3), the equal interval connection of inner wall of desulfurizing tower (1) has netted buffer board (4), the upper surface subsides of netted buffer board (4) are attached to have adsorbed cotton layer (5), the inner wall of desulfurizing tower (1) just corresponds one side homogeneous connection of netted buffer board (4) has shower (6), the one end of shower (6) is run through desulfurizing tower (1) lateral wall is connected with catheter (7), the even intercommunication in bottom of shower (6) has shower (8), just the direction of spraying of shower (8) is towards netted buffer board (4) one side slope setting.

2. The desulfurization device for improving the flue gas desulfurization effect according to claim 1, wherein the mesh-shaped flow-slowing plate (4) is a perforated mesh plate which is bent upwards, and the mesh-shaped flow-slowing plate (4) is located above the dedusting filter screen (3).

3. The desulfurization device for improving the flue gas desulfurization effect according to claim 1, wherein the top of the inner cavity of the desulfurization tower (1) is sequentially provided with an arc-shaped filter plate (9), an activated carbon adsorption net (10) and a desulfurizer plate (11) from bottom to top, and the desulfurizer plate (11) adopts a PDS desulfurizer.

4. A desulfurization device for improving the desulfurization effect of flue gas according to claim 3, characterized in that the top of the desulfurization tower (1) is communicated with a water-vapor separator (13) through an exhaust pipe (12).

5. The desulfurization device for improving the flue gas desulfurization effect according to claim 4, characterized in that the bottom of the inner cavity of the desulfurization tower (1) is connected with an obliquely arranged discharge plate (14), and the upper surface of the discharge plate (14) is uniformly distributed with drainage grooves (15).

6. The desulfurization device for improving the desulfurization effect of flue gas according to claim 5, characterized in that a drain pipe (16) is communicated with one side of the bottom of the desulfurization tower (1) close to the bottom end of the discharge plate (14), and the drain pipe (16) is provided with a regulating valve.