CN220696184U

CN220696184U - Flue gas desulfurization and denitrification equipment

Info

Publication number: CN220696184U
Application number: CN202322275091.7U
Authority: CN
Inventors: 李建荣; 吴天喜; 石涛; 王淑颖; 毕存水
Original assignee: Ningxia Yisheng Resource Comprehensive Utilization Heating Co ltd
Current assignee: Ningxia Yisheng Resource Comprehensive Utilization Heating Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-04-02
Anticipated expiration: 2033-08-23

Abstract

The utility model discloses flue gas desulfurization and denitration equipment, which belongs to the technical field of flue gas treatment and aims at the problems that after a certain time, a large amount of plastic particles are easily attached to a filter screen, so that the filter holes of the filter screen are blocked in a large amount, and the flow rate of flue gas passing through the filter screen is seriously reduced; according to the utility model, through the arrangement of the smoke treatment mechanism, when the flow rate of smoke passing through the filter screen is poor due to the fact that a large amount of plastic particles are attached to the filter screen in the circulation port when the filter screen is used for a certain time, the rotating disc is controlled to rotate, the use positions of the plurality of circulation ports are switched, so that the filter screen with the surface attached by the large amount of plastic particles can be replaced in a short time without manual disassembly, and the flow rate of the smoke passing into the inner side of the treatment box is continuously maintained.

Description

Flue gas desulfurization and denitrification equipment

Technical Field

The utility model belongs to the technical field of flue gas treatment, and particularly relates to flue gas desulfurization and denitration equipment.

Background

Along with people's importance to the environment, the flue gas must carry out SOx/NOx control and handle before discharging, has multiple type SOx/NOx control equipment in the present market, but solid useless granule in the flue gas is in the same place with reactant mixing easily, influences the result of use of reactant, and causes the clearance comparatively loaded down with trivial details, exists nitrogen oxide and the sulphur oxide in the flue gas simultaneously and reacts insufficiently with the reactant the condition, leads to the treatment effect to the flue gas relatively poor.

Therefore, in the prior art, a filter screen is fixedly assembled in desulfurization and denitrification equipment, the filter screen is utilized to filter the flue gas discharged into the desulfurization and denitrification device, and plastic particles in the flue gas are treated, but from practical point of view, a large number of plastic particles are easily attached to the filter screen after a certain time, so that the filter holes of the filter screen are greatly blocked, and the flow rate of the flue gas when passing through the filter screen is seriously reduced.

Therefore, a flue gas desulfurization and denitrification device is needed, and the problems that in the prior art, a large amount of plastic particles are easily attached to a filter screen after a certain time, so that the filter holes of the filter screen are blocked in a large amount, and the flow rate of flue gas passing through the filter screen is seriously reduced are solved.

Disclosure of Invention

The utility model aims to provide a flue gas desulfurization and denitrification device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the flue gas desulfurization and denitrification equipment comprises a treatment box, a flue gas feeding pipe and a flue gas discharging pipe, wherein the flue gas feeding pipe is fixed in the inner wall of one side of the treatment box, the flue gas discharging pipe is communicated and fixed on the other side of the treatment box, a flue gas treatment mechanism is arranged in the treatment box, and a impurity absorption mechanism matched with the flue gas treatment mechanism is arranged outside the treatment box;

the smoke treatment mechanism comprises a rectangular rotary seat, a circular movable cavity arranged in the inner wall of the rotary seat and a rotary column transversely arranged between the inner walls of the two sides of the circular movable cavity in a rotating mode, wherein a rotary table is fixedly sleeved on a rod body of the rotary column, a plurality of circulating ports are formed in the rotary table in a surrounding mode, a filter screen is fixed in the inner wall of each circulating port, smoke outlet ports are formed in two sides of the rotary seat, one circulating port is positioned between the two smoke outlet ports, and the air outlet end of the smoke feeding pipe is attached to the side wall of the rotary seat and is correspondingly communicated with one smoke outlet port;

the impurity sucking mechanism comprises a collecting box, an air pump, a suction head and an interception component, wherein the collecting box is fixed on the side wall of the processing box, the air pump is arranged at the bottom of the side wall of the collecting box, the suction head is communicated and fixed on the side wall of the rotating seat, the interception component is arranged in the middle of the inner side of the collecting box, one end of the suction head corresponds to one filter screen, an absorption pipe is communicated and fixed at the other end of the suction head, and the tail end of the absorption pipe penetrates into the collecting box.

In the scheme, a driving motor is arranged at the top of the treatment box, one side, away from the smoke feeding pipe, of the rotary seat is provided with a rotary rod, the rotary rod penetrates into the circular movable cavity in a rotary mode and is fixedly connected with one end of the rotary column, a belt pulley is fixedly sleeved on the rod body of the rotary rod and an output shaft of the driving motor, two belt pulleys are connected with a transmission belt in a transmission mode, and the transmission belt penetrates through the inner wall of the top end of the treatment box.

It is further worth to say that the interception member comprises a filter plate transversely arranged in the inner side of the collection box, and one end of the filter plate penetrates out of the collection box and is fixed with a pulling plate detachably connected with the side wall of the collection box.

It should be further noted that the other end of the filter plate is clamped with a C-shaped clamping seat horizontally fixed on the side wall of the treatment box.

As a preferable implementation mode, both ends of the pull plate penetrate through fixing screws which are vertically and fixedly connected with the side wall of the collecting box, and fixing nuts which are propped against the pull plate are connected to the rod bodies of the fixing screws in a threaded mode.

As a preferable implementation mode, a flowmeter is arranged on the pipe body of the smoke exhaust pipe, and the flowmeter is electrically connected with the driving motor and the air pump.

Compared with the prior art, the flue gas desulfurization and denitration device provided by the utility model at least comprises the following beneficial effects:

(1) Through the setting of flue gas treatment mechanism, when the flue gas is let in to the processing box inboard by sending the tobacco pipe, circular activity intracavity can be let in advance to the flue gas to cause the flue gas to circulate in one of them circulation mouth, so the filter screen in this circulation mouth filters the flue gas, handle plastic granules in the flue gas, wait the filter screen in the use this circulation mouth of a certain time because of attaching a large amount of plastic granules, and when the flow rate when leading to the flue gas to pass through the filter screen worsens, control the carousel and rotate, switch the use position of a plurality of circulation mouth, from this need not artifical dismantlement can be at the filter screen that the replacement surface is attached by a large amount of plastic granules in the short time, continue to maintain the flow rate that the flue gas lets in the processing box inboard.

(2) Through the setting of the gettering mechanism, wait that the carousel rotates, when rotating the filter screen that has a large amount of plastic granules on the surface to the position corresponding with the suction head, open the air pump in the gettering mechanism, the air pump can last to form the suction force in collecting the box inboard, impel the plastic granules on suction head suction filter screen surface, the plastic granules then can let in the collecting box and finally be filtered by the interception part by the absorption tube to this automatic processing filter screen surface's plastic granules, reinforcing the practicality of device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a structure of a side of a rotary seat according to the present utility model;

FIG. 3 is a schematic view of the other side of the rotary seat according to the present utility model;

fig. 4 is a schematic diagram of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a treatment box; 2. a smoke feeding pipe; 3. a smoke exhaust pipe; 4. a rotary seat is provided; 5. a smoke outlet; 6. a rotating column; 7. a turntable; 8. a flow port; 9. a filter screen; 10. a feed rod; 11. a driving motor; 12. a drive belt; 13. a collection box; 14. an absorption tube; 15. a suction head; 16. an air pump; 17. a filter plate; 18. a clamping seat; 19. pulling a plate; 20. a fixed screw; 21. and fixing the screw cap.

Detailed Description

Referring to fig. 1-4, the utility model provides a flue gas desulfurization and denitration device, which comprises a treatment box 1, a flue gas feeding pipe 2 fixed in the inner wall of one side of the treatment box 1, and a flue gas discharging pipe 3 communicated and fixed on the other side of the treatment box 1;

when the flue gas desulfurization and denitrification treatment device is used, the flue gas to be treated is led into the treatment box 1 from the flue gas feeding pipe 2 by utilizing the flue gas feeding pipe 2 in advance, so that the flue gas can be subjected to desulfurization and denitrification treatment in the treatment box 1, and the flue gas after desulfurization and denitrification can be discharged outwards from the flue gas discharging pipe 3 for further treatment.

However, from practical point of view, solid waste particles in the flue gas are easy to mix with the reactant, so that the use effect of the reactant is affected, the cleaning is complicated, and meanwhile, the condition that the reaction between nitrogen oxides and sulfur oxides in the flue gas and the reactant is insufficient exists, so that the treatment effect on the flue gas is poor;

in view of this, as shown in fig. 2, it is worth to be noted that a fume treatment mechanism for treating plastic particles in fume is provided in the treatment tank 1;

the flue gas treatment mechanism comprises a rectangular rotary seat 4 vertically fixed in the inner side of the treatment box 1, a circular movable cavity arranged in the inner wall of the rotary seat 4 and a rotary column 6 transversely rotatably arranged between the inner walls of the two sides of the circular movable cavity, wherein a rotary table 7 is fixedly sleeved on a rod body of the rotary column 6, a plurality of circulating ports 8 are circumferentially arranged on the rotary table 7, a filter screen 9 is fixed in the inner wall of the circulating ports 8, two sides of the rotary seat 4 are provided with flue gas outlets 5, one of the circulating ports 8 is positioned between the two flue gas outlets 5, and the gas outlet end of the flue gas conveying pipe 2 is attached to the side wall of the rotary seat 4 and is correspondingly communicated with one of the flue gas outlets 5;

through the setting of flue gas treatment facility, when the flue gas lets in to the processing box 1 inboard by sending tobacco pipe 2, the circular activity intracavity of flue gas can be let in advance to cause the flue gas to circulate in one of them circulation mouth 8, so the filter screen 9 in this circulation mouth 8 filters the flue gas, plastic granules in the processing flue gas, wait the use of certain time filter screen 9 in this circulation mouth 8 because of attaching a large amount of plastic granules, and when the flow rate when leading to the flue gas to pass through filter screen 9 worsens, control carousel 7 rotation, switch the position of use of a plurality of circulation mouth 8, from this need not artifical dismantlement can be at the filter screen 9 that a large amount of plastic granules are attached on the short time replacement surface, continue to maintain the flow rate that the flue gas lets in the processing box 1 inboard.

Further, as shown in fig. 2, when it is worth explaining, the top of the treatment box 1 is provided with a driving motor 11, one side of the rotary seat 4 far away from the smoke feeding pipe 2 is provided with a rotary rod 10, the rotary rod 10 rotates to penetrate into the circular movable cavity and is fixedly connected with one end of the rotary column 6, a belt pulley is fixedly sleeved on the rod body of the rotary rod 10 and the output shaft of the driving motor 11, a driving belt 12 is connected between the two belt pulleys in a driving way, and the driving belt 12 penetrates into the inner wall at the top end of the treatment box 1;

the driving motor 11 is started, the output shaft of the driving motor 11 drives the rotating rod 10 through the transmission belt 12, so that the rotating rod 10 is driven to rotate to integrally supply the rotating column 6 and the rotating disc 7, and the using positions of the plurality of circulation ports 8 can be effectively switched.

Further, as shown in fig. 2 and 3, it is worth to be noted that a gettering mechanism matched with the flue gas treatment mechanism is arranged outside the treatment box 1;

the impurity sucking mechanism comprises a collecting box 13 with a cavity inside and fixed on the side wall of the processing box 1, an air pump 16 arranged at the bottom of the side wall of the collecting box 13, a suction head 15 communicated and fixed on the side wall of the rotary seat 4 and an interception component arranged in the middle of the inner side of the collecting box 13, one end of the suction head 15 corresponds to one filter screen 9, the other end of the suction head 15 is communicated and fixed with an absorption pipe 14, and the tail end of the absorption pipe 14 penetrates into the collecting box 13;

through the setting of the gettering mechanism, wait that carousel 7 rotates, when the filter screen 9 that has a large amount of plastic granules attached to the surface rotates to the position corresponding with suction head 15, open the air pump 16 in the gettering mechanism, air pump 16 can last to form the suction force in collecting box 13 inboard, impel suction head 15 suction the plastic granules on filter screen 9 surface, the plastic granules then can let in collecting box 13 and finally be filtered by the interception part by absorption tube 14 to this automatic processing filter screen 9 surface's plastic granules, reinforcing the practicality of device.

Further, as shown in fig. 3, it should be noted that the intercepting member includes a filter plate 17 transversely disposed in the inside of the collection box 13, and one end of the filter plate 17 penetrates out of the collection box 13 and is fixed with a pulling plate 19 detachably connected to the side wall of the collection box 13;

when the plastic particles are discharged into the inner side of the collecting box 13, the filter plate 17 can effectively filter the plastic particles, so that the plastic particles are distributed on the surface of the filter plate 17, and the subsequent manual work only needs to pull the pulling plate 19 to draw the filter plate 17 out of the inner side of the collecting box 13, so that the plastic particles on the filter plate 17 can be conveniently treated manually.

Further, as shown in fig. 3, it should be noted that the other end of the filter plate 17 is clamped with a C-shaped clamping seat 18, and the clamping seat 18 is horizontally fixed on the side wall of the processing box 1;

through the setting of cassette 18, the manual work is when inserting filter plate 17 to collect box 13 inboard, and the one end of filter plate 17 can insert in the cassette 18 inboard in step, so cassette 18 can carry out the auxiliary stay to filter plate 17 effectively, guarantees the stability of filter plate 17 in collecting box 13 inboard.

Further, as shown in fig. 3 and 4, it should be noted that both ends of the pull plate 19 are penetrated by a fixing screw rod 20 vertically and fixedly connected with the side wall of the collecting box 13, and a fixing nut 21 propped against the pull plate 19 is connected on the rod body of the fixing screw rod 20 in a threaded manner;

through the setting of arm-tie 19 and fixation nut 21, knob fixation nut 21 causes fixation nut 21 to withdraw from the dead screw 20 shaft under the helicitic texture, removes the fixed effect of arm-tie 19 on collecting box 13 lateral wall promptly, makes things convenient for the manual work pull arm-tie 19.

Further, as shown in fig. 1, it is worth to be noted that a flowmeter is mounted on the tube body of the smoke exhaust tube 3, and the flowmeter is electrically connected with the driving motor 11 and the air pump 16;

through the setting of flowmeter, can make things convenient for artifical real-time detection to discharge fume the intraductal flue gas flow rate of tobacco pipe 3, in case flue gas flow rate shows when unusual, driving motor 11 and air pump 16 start the operation promptly, carry out the replacement of filter screen 9 and the absorption of filter screen 9 surface plastic granules respectively.

To sum up: through the setting of flue gas treatment mechanism, when the flue gas lets in to the processing box 1 inboard by sending tobacco pipe 2, the circular activity intracavity of flue gas can be let in advance, and cause the flue gas to circulate in one of them circulation mouth 8, filter the flue gas with the filter screen 9 in this circulation mouth 8, handle the plastics granule in the flue gas, wait for the use in this circulation mouth 8 filter screen 9 of a certain time because of attaching a large amount of plastics granule, and when the flow rate when leading to the flue gas to pass through filter screen 9 worsens, control carousel 7 rotates, switch the position of use of a plurality of circulation mouth 8, from this need not artifical dismantlement can replace the filter screen 9 that the surface is attached by a large amount of plastics granule in the short time, continue to maintain the flow rate that the flue gas lets in the processing box 1 inboard, wait for carousel 7 to rotate, when rotating the filter screen 9 that the surface is attached with a large amount of plastics granule to the position corresponding to the suction head 15, air pump 16 in the gettering mechanism is opened, the suction box 13 can be continued to form the suction force in the inboard, impel the plastics granule on the filter screen 9 surface, plastics granule then can let in the collection box 13 and finally be blocked by the automatic filtration part with this plastics granule, the practicality of this processing device on the surface 9.

Claims

1. The flue gas desulfurization and denitrification equipment comprises a treatment box (1), a flue gas feeding pipe (2) fixed in the inner wall of one side of the treatment box (1) and a flue gas discharging pipe (3) communicated and fixed on the other side of the treatment box (1), and is characterized in that a flue gas treatment mechanism is arranged in the treatment box (1), and a gettering mechanism matched with the flue gas treatment mechanism is arranged outside the treatment box (1);

the flue gas treatment mechanism comprises a rotary table (4) vertically fixed in the inner side of the treatment box (1) in a rectangular shape, a circular movable cavity arranged in the inner wall of the rotary table (4) and a rotary column (6) transversely arranged between the inner walls of the two sides of the circular movable cavity in a rotating mode, a rotary table (7) is fixedly sleeved on a rod body of the rotary column (6), a plurality of circulating ports (8) are formed in the rotary table (7) in a surrounding mode, a filter screen (9) is fixed in the inner wall of the circulating ports (8), smoke outlet ports (5) are formed in the two sides of the rotary table (4), one circulating port (8) is located between the two smoke outlet ports (5), and the air outlet end of the smoke feeding pipe (2) is attached to the side wall of the rotary table (4) and is correspondingly communicated with one smoke outlet port (5);

the utility model provides a collection box, including inside for the cavity be fixed in collection box (13) on processing case (1) lateral wall, install in air pump (16) of collection box (13) lateral wall bottom, the intercommunication be fixed in supply suction head (15) on swivel mount (4) lateral wall and set up in the interception part at the inboard middle part of collection box (13), the one end of suction head (15) with one of them filter screen (9) is corresponding, the other end intercommunication of suction head (15) is fixed with absorption tube (14), the end of absorption tube (14) penetrates in collection box (13).

2. A flue gas desulfurization and denitrification device according to claim 1, wherein: the top of processing case (1) is installed driving motor (11), supply swivel mount (4) to keep away from one side of sending tobacco pipe (2) is provided with and supplies bull stick (10), supply bull stick (10) rotate penetrate circular activity intracavity and with supply the one end looks rigid coupling of revolving post (6), supply the shaft of bull stick (10) with all fastening sleeve has set belt pulley on driving motor's (11) output shaft, two the transmission is connected with driving belt (12) between the belt pulley, driving belt (12) wear to contract in the inner wall on processing case (1) top.

3. A flue gas desulfurization and denitrification device according to claim 2, wherein: the interception component comprises a filter plate (17) transversely arranged in the inner side of the collection box (13), and one end of the filter plate (17) penetrates out of the collection box (13) and is fixed with a pulling plate (19) detachably connected with the side wall of the collection box (13).

4. A flue gas desulfurization and denitrification device according to claim 3, wherein: the other end of the filter plate (17) is clamped with a C-shaped clamping seat (18), and the clamping seat (18) is horizontally fixed on the side wall of the treatment box (1).

5. The flue gas desulfurization and denitration device according to claim 4, wherein: both ends of the pull plate (19) are penetrated with a fixing screw rod (20) which is vertically and fixedly connected with the side wall of the collecting box (13), and a fixing nut (21) which is propped against the pull plate (19) is connected with the rod body of the fixing screw rod (20) in a threaded manner.

6. The flue gas desulfurization and denitration device according to claim 5, wherein: a flowmeter is arranged on the pipe body of the smoke exhaust pipe (3), and the flowmeter is electrically connected with the driving motor (11) and the air pump (16).