CN220824656U

CN220824656U - Flue gas denitration equipment

Info

Publication number: CN220824656U
Application number: CN202322639754.9U
Authority: CN
Inventors: 金诚; 肖啸
Original assignee: Wuhan Zhongke Yichuang Technology Co ltd
Current assignee: Wuhan Zhongke Yichuang Technology Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-04-23
Anticipated expiration: 2033-09-27

Abstract

The utility model discloses flue gas denitration equipment, which comprises a treatment box and further comprises: a transport assembly installed at an upper side of the process tank; a waste gas cylinder fixedly connected to the upper side of the inner end of the treatment tank; a suction assembly installed inside the waste gas cylinder; a cleaning assembly installed inside the treatment tank and located outside the waste gas cylinder; the air supply pipe is fixedly connected to the upper end of the treatment box and positioned on the inner side of the conveying assembly, and the air supply pipe is communicated with the inside of the waste gas cylinder. The utility model can drive the cleaning component and the sucking component to operate together by the driving motor, and the sucking component can be used for uniformly conveying the introduced flue gas into the treatment box so that the flue gas entering the treatment box can be in a uniform state, thereby indirectly improving the treatment efficiency of the flue gas, simultaneously, the cleaning component keeps operating, the cleaning operation can be carried out on the inner wall of the treatment box, and excessive dirt accumulated on the inner wall of the treatment box is avoided.

Description

Flue gas denitration equipment

Technical Field

The utility model relates to the technical field of flue gas denitration, in particular to flue gas denitration equipment.

Background

Because fuel combustion such as fire coal, fuel oil and the like can produce flue gas with gas pollutants such as sulfur dioxide (SO 2) and nitrogen oxides (NOx) and the like, the flue gas is a main source causing environmental problems such as acid rain, photochemical smog and the like, desulfurization and denitrification are needed before the flue gas is discharged, SO that the discharge of the pollutants is reduced, the atmospheric acidification and the formation of photochemical smog are reduced, and the air quality is improved.

The flue gas denitration refers to a process for removing nitrogen oxides from flue gas, one of the common modes of flue gas denitration is to spray a reducing agent (such as ammonia water or urea) into the flue gas, and reduce NOx into N2 and H2O under the action of a catalyst, so that the purpose of removing NOx in the flue gas is achieved.

The existing flue gas denitration main operation is that the flue gas is directly introduced into the treatment device, and then the flue gas is treated by spraying the reducing agent, however, the directly introduced flue gas is easily in an unevenly distributed state in the device, so that the treatment efficiency of the flue gas is affected, and meanwhile, the problem that too much dirt is attached to the inner wall of the device is possibly caused, so that the flue gas denitration device is provided to solve the problem.

Disclosure of utility model

The utility model aims to provide a flue gas denitration 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 processing box still includes:

A transport assembly installed at an upper side of the process tank;

A waste gas cylinder fixedly connected to the upper side of the inner end of the treatment tank;

The suction assembly is arranged on the inner side of the waste gas cylinder and uniformly discharges the flue gas introduced into the waste gas cylinder;

the cleaning component is arranged on the inner side of the treatment box and positioned on the outer side of the waste gas cylinder, and is used for cleaning the inner wall of the waste gas cylinder;

The air supply pipe is fixedly connected to the upper end of the treatment box and positioned on the inner side of the conveying assembly, and the air supply pipe is communicated with the inside of the waste gas cylinder.

On the basis of the technical scheme, the utility model can be improved as follows.

Preferably, the conveying component comprises a bracket, a pumping pump, a plurality of groups of spray heads and a shunt pipe;

The utility model discloses a treatment box, including support, shunt tubes, shower nozzle, support fixed connection in the upper end outside of handling the case, the upper end outside of support fixed connection in handling the case, the upper end fixed connection of support, shower nozzle fixed connection has the pump, shower nozzle is located the outside of air supply pipe to the one end of shunt tubes is connected with the discharge end of pump, the other end of shunt tubes is connected with the shower nozzle.

Preferably, the suction assembly comprises a rotating rod and a plurality of groups of fan blades;

the bull stick rotates to be connected in the inside of waste gas section of thick bamboo, flabellum fixed connection is in the outer end of bull stick.

Preferably, the outer end of the waste gas cylinder is uniformly provided with a plurality of groups of gas outlet holes, and the lower end of the waste gas cylinder is uniformly provided with a plurality of groups of liquid outlet holes.

Preferably, the cleaning assembly comprises a turntable, six groups of mounting plates and cleaning sheets;

The rotary table is rotationally connected to the inner side of the treatment box and positioned at the lower side of the waste gas cylinder, the upper end of the rotary table is fixedly connected with a mounting plate, and the outer end of the mounting plate is fixedly connected with a cleaning sheet;

the cleaning sheet is attached to the inner wall of the treatment box.

Preferably, the rotating rod is fixedly connected with the upper end of the rotary table.

Preferably, a driving motor is installed on the outer side of the lower end of the processing box, and an output shaft of the driving motor is fixedly connected with the turntable.

Preferably, the outer end of the treatment box is fixedly connected with an exhaust pipe, and the exhaust pipe is communicated with the inside of the treatment box;

And an electromagnetic valve is arranged in the exhaust pipe.

Advantageous effects

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

The utility model can drive the cleaning component and the sucking component to operate together by the driving motor, and the sucking component can be used for uniformly conveying the introduced flue gas into the treatment box so that the flue gas entering the treatment box can be in a uniform state, thereby indirectly improving the treatment efficiency of the flue gas, simultaneously, the cleaning component keeps operating, the cleaning operation can be carried out on the inner wall of the treatment box, and excessive dirt accumulated on the inner wall of the treatment box is avoided.

Drawings

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

FIG. 2 is a schematic view of the present utility model in a top-down configuration;

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

fig. 4 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.

In the figure: 1. a treatment box; 2. a transport assembly; 201. a bracket; 202. a pump; 203. a spray head; 204. a shunt; 3. waste gas cylinder; 31. an air outlet hole; 32. a liquid outlet hole; 4. a suction assembly; 401. a rotating rod; 402. a fan blade; 5. cleaning the assembly; 501. a turntable; 502. a mounting plate; 503. cleaning sheets; 6. an air supply pipe; 7. a driving motor; 8. and an exhaust pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 and 2, a flue gas denitration device comprises a treatment box 1, wherein a conveying assembly 2 is arranged on the upper side of the treatment box 1, an exhaust gas cylinder 3 is fixed on the upper side of the inner end of the treatment box 1, a suction assembly 4 is arranged in the exhaust gas cylinder 3, and a cleaning assembly 5 connected to the inner side of the treatment box 1 is arranged on the outer side of the exhaust gas cylinder 3.

And an air supply pipe 6 positioned at the inner side of the conveying assembly 2 is also arranged at the upper side of the treatment box 1, and the air supply pipe 6 is used for conveying the flue gas to be treated.

Further, referring to fig. 1, the conveying assembly 2 is composed of a support 201, a pump 202, a plurality of groups of nozzles 203 and a shunt tube 204, the support 201 is fixed on the outer side of the upper end of the treatment tank 1, the pump 202 is fixed on the upper end of the support 201, the nozzles 203 are fixed on the upper side of the inner end of the treatment tank 1, the number of the nozzles 203 is multiple, one ends of the shunt tubes 204 are connected with the nozzles 203, and the other ends of the shunt tube 204 are connected with the nozzles 203, wherein the connection mode of the shunt tube 204 and the nozzles 203 and the pump 202 belongs to the common connection mode between the pump body and the nozzles, which is not described herein, and the shunt tube 204 is located on the outer side of the air supply tube 6.

Meanwhile, a conveying pipe is fixed at the feeding end of the pump 202, and the conveying pipe is used for conveying the reducing agent (ammonia water or urea is used as the reducing agent), so that the reducing agent can be pumped when the pump 202 is started, and then the reducing agent is sprayed into the treatment box 1 through the spray nozzle 203 to perform reduction reaction on flue gas in the treatment box 1.

Further, referring to fig. 1, 3 and 4, the suction assembly 4 is composed of a rotating rod 401 and blades 402, the rotating rod 401 is rotatably connected to the inside of the waste gas cylinder 3, the blades 402 are fixed at the outer end of the rotating rod 401, and the number of the blades 402 is set to be multiple groups, so that the blades 402 can be driven to rotate when the rotating rod 401 rotates.

Simultaneously, the outer end of waste gas jar 3 evenly is provided with venthole 31, and the quantity of venthole 31 sets up to a plurality of groups, and the lower extreme of waste gas jar 3 evenly is provided with out liquid hole 32 to air pipe 6 is linked together with the inside of waste gas jar 3, can be when air pipe 6 lets in the flue gas to waste gas jar 3 in, evenly discharge the flue gas from the venthole 31 on the waste gas jar 3 through the rotation of absorbing subassembly 4, and then make flue gas even distribution inside processing box 1, in order that shower nozzle 203 sprays the reducing agent to the flue gas in the processing box 1, improve the reaction efficiency between reducing agent and the flue gas both, and then improve the treatment effect to the flue gas.

Meanwhile, since the liquid which easily enters the reducing agent is unavoidable in the waste gas cylinder 3, the reducing agent which is erroneously entered into the waste gas cylinder 3 can be discharged through the liquid outlet 32.

Further, referring to fig. 1, 2 and 4, the cleaning assembly 5 is composed of a turntable 501, a mounting plate 502 and cleaning sheets 503, the turntable 501 is rotatably connected to the inner side of the treatment box 1, the turntable 501 is located on the lower side of the waste air cylinder 3, the mounting plate 502 is fixed to the upper end of the turntable 501, the number of the mounting plates 502 is six, the cleaning sheets 503 are fixed to the outer ends of the mounting plates 502, and meanwhile, the cleaning sheets 503 are attached to the inner wall of the treatment box 1, so that the cleaning sheets 503 can be driven to rotate simultaneously when the turntable 501 rotates, and dirt attached to the inner wall of the treatment box 1 can be scraped and cleaned.

Further, referring to fig. 1 and 4, a driving motor 7 is disposed at the outer side of the lower end of the treatment tank 1, an output shaft of the driving motor 7 is fixed to the turntable 501, and an upper end of the turntable 501 is fixed to the rotating rod 401, so that the turntable 501 can be driven to rotate when the driving motor 7 is started, and the turntable 501 drives the rotating rod 401 to rotate, and at the moment, the suction assembly 4 and the cleaning assembly 5 start to operate simultaneously.

Further, the outer end of the treatment box 1 is fixed with an exhaust pipe 8, the exhaust pipe 8 is communicated with the inside of the treatment box 1, and an electromagnetic valve is arranged in the exhaust pipe 8, wherein the electromagnetic valve adopts a connecting mode and a working principle in the prior art, and exhaust gas after the treatment is completed can be discharged after the electromagnetic valve in the exhaust pipe 8 is opened.

In order to ensure the discharge of the waste liquid in the treatment tank 1, a discharge pipe is fixedly arranged at the bottom of the outer end of the treatment tank 1, an electromagnetic valve is also arranged in the discharge pipe, and the discharge of the waste liquid in the treatment tank 1 is controlled by switching the electromagnetic valve in the discharge pipe.

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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The flue gas denitration device comprises a treatment box (1), and is characterized by further comprising:

A transport assembly (2) mounted on the upper side of the treatment tank (1);

A waste gas cylinder (3) fixedly connected to the upper side of the inner end of the treatment tank (1);

A suction assembly (4) installed inside the waste gas cylinder (3) and uniformly discharging the flue gas introduced into the waste gas cylinder (3);

the cleaning component (5) is arranged on the inner side of the treatment box (1) and positioned on the outer side of the waste gas cylinder (3) to clean the inner wall of the waste gas cylinder (3);

and the air supply pipe (6) is fixedly connected to the upper end of the treatment box (1) and positioned on the inner side of the conveying assembly (2), and the air supply pipe (6) is communicated with the inside of the waste gas cylinder (3).

2. A flue gas denitration apparatus according to claim 1, wherein: the conveying assembly (2) comprises a bracket (201), a pumping pump (202), a plurality of groups of spray heads (203) and a shunt pipe (204);

The device is characterized in that the support (201) is fixedly connected to the outer side of the upper end of the treatment box (1), the pumping pump (202) is fixedly connected to the upper end of the support (201), the spray head (203) is fixedly connected to the upper side of the inner end of the treatment box (1), one end of the shunt tube (204) is connected with the discharge end of the pumping pump (202), the other end of the shunt tube (204) is connected with the spray head (203), and the shunt tube (204) is located on the outer side of the air supply tube (6).

3. A flue gas denitration apparatus according to claim 1, wherein: the suction assembly (4) comprises a rotating rod (401) and a plurality of groups of fan blades (402);

The rotating rod (401) is rotatably connected to the inside of the waste gas cylinder (3), and the fan blades (402) are fixedly connected to the outer end of the rotating rod (401).

4. A flue gas denitration apparatus according to claim 1, wherein: the outer end of the waste gas cylinder (3) is uniformly provided with a plurality of groups of air outlet holes (31), and the lower end of the waste gas cylinder (3) is uniformly provided with a plurality of groups of liquid outlet holes (32).

5. A flue gas denitration apparatus according to claim 1, wherein: the cleaning assembly (5) comprises a turntable (501), six groups of mounting plates (502) and cleaning sheets (503);

the rotary table (501) is rotationally connected to the inner side of the treatment box (1) and is positioned at the lower side of the waste gas cylinder (3), the upper end of the rotary table (501) is fixedly connected with a mounting plate (502), and the outer end of the mounting plate (502) is fixedly connected with a cleaning sheet (503);

the cleaning sheet (503) is attached to the inner wall of the treatment box (1).

6. A flue gas denitrification device according to claim 3, wherein: the rotating rod (401) is fixedly connected with the upper end of the rotary disc (501).

7. A flue gas denitration apparatus according to claim 1, wherein: the outer side of the lower end of the treatment box (1) is provided with a driving motor (7), and an output shaft of the driving motor (7) is fixedly connected with the turntable (501).

8. A flue gas denitration apparatus according to claim 1, wherein: the outer end of the treatment box (1) is fixedly connected with an exhaust pipe (8), and the exhaust pipe (8) is communicated with the inside of the treatment box (1);

An electromagnetic valve is arranged in the exhaust pipe (8).