CN218608461U - Denitration defogging device after wet flue gas desulfurization - Google Patents

Abstract

The utility model discloses a denitration defogging device after wet flue gas desulfurization, including the desulfurizing tower body of the tower, the fixed intercommunication of lateral wall department of desulfurizing tower body of the tower has the device shell, the inner wall department of device shell rotates and is connected with the rotation post, the lateral wall department of rotating the post is provided with two fixed shells, two fixed shell all is connected with the rotation post through connecting device, two all be provided with the defroster body in the fixed shell, two the defroster body all is through a plurality of set screws and fixed shell fixed connection, the fixedly connected with belt cleaning device of interior top department of device shell corresponds position department the lateral wall department fixedly connected with drive arrangement of desulfurizing tower body of the tower. The utility model has the advantages of reasonable design, have the convenient defroster body that washs, abluent in-process need not shut down abluent benefit.

Description

Denitration defogging device after wet flue gas desulfurization

Technical Field

The utility model relates to a wet flue gas desulfurization denitration treatment facility technical field specifically is a denitration defogging device after wet flue gas desulfurization.

Background

The wet desulphurization is characterized in that a desulphurization system is positioned at the tail end of a flue and behind a dust remover, the reaction temperature in the desulphurization process is lower than the dew point, so the flue gas after desulphurization can be discharged only by reheating, and the desulphurization reaction is a gas-liquid reaction, so the desulphurization reaction speed is high, the efficiency is high, and the utilization rate of a desulphurization additive is high, when lime is used as a desulphurization agent, the desulphurization rate can reach 90 percent when Ca/S =1, and the desulphurization system is suitable for the flue gas desulphurization of a large-scale coal-fired power station, and the used demister mainly comprises fixing devices such as waveform blades, plates, clamping strips and the like, and during the operation process of an absorption tower in the wet desulphurization, fog with the particle size of 10-60 microns is easily generated, which not only contains water, but also dissolves sulfuric acid, sulfate, sulfur dioxide and the like, and simultaneously causes pollution and serious corrosion of a fan, a heat exchanger and the flue.

Among the prior art, the defroster that uses in the wet flue gas desulfurization often need face the process of how quick clearance when using, can pile up a large amount of fine particles on it, needs regularly to clear up just can continue to use, but just need the shut down processing in the time of the clearance, very consume time, consequently, we have provided a denitration defogging device after the wet flue gas desulfurization.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a denitration defogging device after wet flue gas desulfurization to solve the problem that exists among the prior art that above-mentioned background art provided.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a denitration defogging device after wet flue gas desulfurization, includes the desulfurizing tower body of the tower, the fixed intercommunication of lateral wall department of desulfurizing tower body of the tower has the device shell, the inner wall department of device shell rotates and is connected with the rotation post, the lateral wall department of rotating the post is provided with two fixed shells, two fixed shell all is connected with the rotation post through connecting device, two all be provided with the defroster body in the fixed shell, two the defroster body all is through a plurality of set screws and fixed shell fixed connection, the fixedly connected with belt cleaning device of interior top department of device shell corresponds position department the fixedly connected with drive arrangement of lateral wall department of desulfurizing tower body of the tower.

Preferably, the connecting device comprises two fixing columns fixedly connected to the side wall of the fixed shell, the other ends of the two fixing columns are fixedly connected to the side wall of the rotating column, a partition board is fixedly connected to a part of the device shell, which is connected with the tower body of the desulfurization tower, a transverse groove for fixing the shell to move is formed in the partition board, and a sealing curtain is arranged on the inner wall of the transverse groove.

Preferably, belt cleaning device includes the fixed block of fixed connection top department in the device shell, the lower extreme fixedly connected with flow distribution plate of fixed block, the lower extreme department of flow distribution plate runs through fixed intercommunication and has a plurality of shower nozzles, the top of device shell is run through and is provided with the inlet tube, the one end and the flow distribution plate of inlet tube communicate each other, the flow distribution plate is located one of them defroster body directly over, the lateral wall department of device shell runs through fixed intercommunication and has the outlet pipe, be provided with the valve on the outlet pipe.

Preferably, drive arrangement includes the fixed plate of fixed connection on the desulfurizing tower body lateral wall, the upper end fixedly connected with motor of fixed plate, the terminal one end fixed connection that corresponds on with the rotation post of output shaft of motor.

Preferably, a plunger is provided at a rotation coupling portion between the rotation column and the device case.

Preferably, a water baffle is fixedly connected to the device shell close to the inner bottom of the partition plate.

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

the utility model discloses in, through setting up connecting device, belt cleaning device and drive arrangement mutually support, the part at desulfurizing tower body top has set up the device shell, set up two defroster bodies that can replace each other in device shell department, utilize the rotating column to take the rotation, remove new defroster body in the desulfurizing tower for the use, remove the flow distribution plate with abluent other defroster body under, it cleans it to utilize a plurality of shower nozzles to spray clean water, sewage can discharge through the outlet pipe, when needing to change the defroster body, repeat the above-mentioned action can, this device structural design is reasonable, can be directly change and wash the work of defroster in tower top department, do not need artificial intervention, and do not need to shut down and wash.

Drawings

Fig. 1 is a schematic structural diagram of a denitration and demisting device after wet desulfurization provided by the utility model;

fig. 2 is the utility model provides a denitration defogging device's after wet flue gas desulfurization rotation post and relevant structure overlook the sketch map.

In the figure: the device comprises a desulfurizing tower body 1, a fixing shell 2, a fixing screw 3, a partition plate 4, a rotating column 5, a flow distribution plate 6, a fixing block 7, a water inlet pipe 8, a spray head 9, a water baffle 10, a plunger 11, a motor 12, a fixing plate 13, a water outlet pipe 14, a demister body 15, a fixing column 16 and a device shell 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a denitration defogging device after wet flue gas desulfurization, including desulfurizing tower body 1, the fixed intercommunication of lateral wall department of desulfurizing tower body 1 has device shell 17, the inner wall department of device shell 17 rotates and is connected with rotating column 5, the lateral wall department of rotating column 5 is provided with two fixed shells 2, two fixed shells 2 all are connected with rotating column 5 through connecting device, connecting device includes two fixed columns 16 of fixed connection on fixed shell 2 lateral wall, the equal fixed connection of the other end of two fixed columns 16 is on rotating column 5's lateral wall, the part fixedly connected with baffle 4 that device shell 17 and desulfurizing tower body 1 meet, be provided with the cross slot that is used for fixed shell 2 motion on the baffle 4, the inner wall department of cross slot is provided with sealed curtain, sealed curtain can seal the cross slot, avoid when the desulfurizing tower work, its fog can enter into device shell 17 through the cross slot, unnecessary erosion has been avoided, extension equipment life.

Wherein, all be provided with defroster body 15 in two fixed casings 2, two defroster bodies 15 are all through a plurality of set screw 3 and 2 fixed connection of fixed casing, the interior top department fixedly connected with belt cleaning device of device shell 17, belt cleaning device includes fixed block 7 of fixed connection in device shell 17 interior top department, the lower extreme fixedly connected with flow distribution plate 6 of fixed block 7, the lower extreme department of flow distribution plate 6 runs through fixed intercommunication and has a plurality of shower nozzles 9, the top of device shell 17 is run through and is provided with inlet tube 8, the one end of inlet tube 8 communicates with flow distribution plate 6 each other, flow distribution plate 6 is located one of them defroster body 15 directly over, the lateral wall department of device shell 17 runs through fixed intercommunication and has outlet pipe 14, be provided with the valve on the outlet pipe 14.

Wherein, the lateral wall fixedly connected with drive arrangement of the desulfurizing tower body of position department 1 that corresponds, drive arrangement include fixed plate 13 of fixed connection on 1 lateral wall of desulfurizing tower body, the upper end fixedly connected with motor 12 of fixed plate 13, the terminal one end fixed connection who corresponds on with the rotation post 5 of output shaft of motor 12.

It is worth mentioning that a plunger 11 is provided at a rotation connection portion between the rotation post 5 and the device case 17, and a water guard plate 10 is fixedly connected to the device case 17 near an inner bottom portion of the partition plate 4.

The utility model discloses in, the part at 1 top of desulfurizing tower body has set up device shell 17, 17 department has set up two defroster bodies 15 that can replace each other at device shell, come starter motor 12 through the driver among the prior art, the output shaft end of motor 12 can drive rotation post 5 and rotate, rotation post 5 takes two fixed shells 2 to rotate, can remove new defroster body 15 in the desulfurizing tower for the use, will need abluent other defroster body 15 to remove under flow distribution plate 6, it cleans it to utilize a plurality of shower nozzles 9 to spray clean water, sewage can discharge through outlet pipe 14, when needing to change defroster body 15, repeated above-mentioned action can.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a denitration defogging device after wet flue gas desulfurization, includes desulfurizing tower body (1), its characterized in that, the fixed intercommunication of lateral wall department of desulfurizing tower body (1) has device shell (17), the inner wall department of device shell (17) rotates and is connected with rotation post (5), the lateral wall department of rotating post (5) is provided with two fixed shells (2), two fixed shell (2) all are connected with rotation post (5) through connecting device, two all be provided with defroster body (15) in fixed shell (2), two defroster body (15) all through a plurality of set screw (3) and fixed shell (2) fixed connection, the fixedly connected with belt cleaning device is located at the interior top of device shell (17), corresponds position department the lateral wall department fixedly connected with drive arrangement of desulfurizing tower body (1).

2. The denitration and defogging device after wet desulfurization is characterized in that the connecting device comprises two fixed columns (16) fixedly connected to the side wall of the fixed shell (2), the other ends of the two fixed columns (16) are fixedly connected to the side wall of the rotating column (5), a partition plate (4) is fixedly connected to the part of the device shell (17) connected with the desulfurization tower body (1), a transverse groove for movement of the fixed shell (2) is formed in the partition plate (4), and a sealing curtain is arranged on the inner wall of the transverse groove.

3. The denitration and demisting device after wet desulphurization as set forth in claim 1, wherein the cleaning device comprises a fixed block (7) fixedly connected to the inner top of the device shell (17), the lower end of the fixed block (7) is fixedly connected with a flow distribution plate (6), the lower end of the flow distribution plate (6) is fixedly communicated with a plurality of spray heads (9) through, the top of the device shell (17) is provided with a water inlet pipe (8) through, one end of the water inlet pipe (8) is communicated with the flow distribution plate (6), the flow distribution plate (6) is located right above one of the demister bodies (15), the side wall of the device shell (17) is fixedly communicated with a water outlet pipe (14) through, and the water outlet pipe (14) is provided with a valve.

4. The denitration and demisting device after wet desulphurization as set forth in claim 1, wherein the driving device comprises a fixing plate (13) fixedly connected to the outer side wall of the desulphurization tower body (1), the upper end of the fixing plate (13) is fixedly connected with a motor (12), and the end of the output shaft of the motor (12) is fixedly connected with the corresponding end of the rotating column (5).

5. The denitration and defogging device after wet desulfurization as set forth in claim 1, wherein a plunger (11) is disposed at the rotation connecting portion between said rotating column (5) and the device case (17).

6. The denitration and demisting device after wet desulphurization as set forth in claim 2, characterized in that a water baffle (10) is fixedly connected to the device shell (17) near the inner bottom of the partition (4).

Images