Integrated SCR (Selective Catalytic Reduction) denitration and dust removal integrated equipment

Abstract

The utility model relates to the technical field of denitration, and discloses an integrated SCR denitration and dust removal integrated device which comprises a box body, an air inlet hole and a drainage pipe, the air inlet hole is formed in the left side of the box body, the drainage pipe is installed below the right side of the box body, a valve is installed on the outer side of the drainage pipe, a storage box is installed in the box body, and the storage box is connected with the box body. The device comprises a storage box, a storage tank is installed below the storage box, a denitration tank is arranged above the storage tank, a stirring rod is arranged in the denitration tank, a driver is installed below the stirring rod, the driver is installed on the inner side of the storage tank, and pipe bodies are arranged on the two sides of the upper portion of the storage box. The dust removal and denitration functions are integrated in one box body, installation and connection of a plurality of independent devices are reduced, the whole technological process is simplified, and the device adopts an integrated design, is compact in structure, reduces the occupied area of the device, and is suitable for places with limited space.

Description

TECHNICAL FIELD

[0001] The utility relates to the field of denitration technology, in particular to integrated SCR denitration and dust removal integrated equipment. BACKGROUND

[0002] The denitration technology mainly includes selective catalytic reduction denitration (SCR) and selective non-catalytic reduction denitration (SNCR), and the selective catalytic reduction denitration (SCR) has high denitration efficiency, is a mature denitration process and is the most widely used denitration technology.

[0003] After searching, the patent authorized publication number CN 217490371 U, published on September 27, 2022, discloses an SCR integrated denitration device, which proposes "a denitration tank, a controller, an inlet pipe, an exhaust valve and a drain valve, the controller is fixedly connected with the denitration tank, the inlet pipe is communicated with the denitration tank," after the device is denitrated, the flue gas containing dust after processing is discharged from the device and then enters the dust removal equipment for dust removal, which increases the installation and connection of multiple independent devices and increases the floor area of the device. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to provide integrated SCR denitration and dust removal integrated equipment to solve the problems in the background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: An integrated SCR denitration and dust removal integrated equipment, including box, air inlet hole and drain pipe, the left side of box is equipped with air inlet hole, the lower right side of box is installed with drain pipe, the outside of drain pipe is installed with valve, the inside of box is installed with storage box, the lower side of storage box is installed with storage tank, the upper side of storage tank is equipped with denitration groove, the inside of denitration groove is equipped with stirring rod, the lower side of stirring rod is installed with drive machine, drive machine is installed in the inside of storage tank, the both sides of the upper side of storage box are equipped with pipe body, the inside of box is installed with pipe body, the lower side of pipe body is installed with shower nozzle, the upper side of pipe body is installed with connecting pipe in the middle position, the inside of storage box is equipped with first fixed groove, the both sides in the inside of first fixed groove are installed with air cylinder, the output of first fixed groove is installed with baffle, the outer wall of baffle is installed with first sealing gasket, the outside of baffle is penetrated sealing groove to the inside of second fixed groove, second fixed groove is equipped in the upper and lower sides of storage box, the outside of first sealing gasket is equipped with second sealing gasket, the inside of second sealing gasket in the upper side is equipped in the inside of box, the inside of second sealing gasket in the lower side is equipped in the inside of storage tank, the right side in the inside of box is equipped with fixed pipe.

[0006] Preferably, the box is integrally arranged between the air inlet hole, the dust removal groove and the denitration groove, and the stirring rod is drivingly connected with the drive machine.

[0007] Preferably, the box is integrally arranged between the air inlet hole, the dust removal groove and the denitration groove, and the stirring rod is drivingly connected with the drive machine.

[0008] Preferably, the pipe body is fixedly connected with the connecting pipe, and the box is integrally arranged with the fixed pipe.

[0009] Preferably, the left connecting pipe is connected with the ammonia water tank through the controller and the water pump, and the right connecting pipe is connected with the fixed pipe through the controller and the water pump.

[0010] Preferably, the second fixed groove in the upper side is arranged for air exhaust, and the second fixed groove in the lower side is arranged for water drainage.

[0011] Preferably, the storage box is integrally arranged with the air cylinder, and the air cylinder is fixedly connected with the baffle.

[0012] Preferably, the baffle is tightly attached with the first sealing gasket, and the air cylinder is slidingly connected with the sealing groove.

[0013] Preferably, the second sealing gasket is arranged in a U-shaped manner, and the first sealing gasket is correspondingly arranged with the second sealing gasket.

[0014] Preferably, the fixed pipe is communicated with the inside of the dust removal groove.

[0015] Compared with the prior art, the utility has the beneficial effects that:

[0016] By setting the box, the air inlet hole and the drain pipe, the flue gas mixture enters the box through the air inlet hole on the left side. The flue gas mixture is in the inside of the denitration tank, the driving machine drives the stirring rod to rotate, and the controller connected by the left connecting pipe is started. The ammonia water in the ammonia water tank is sprayed out from the left side of the spray head through the left connecting pipe and the left pipe body, so that the device can be processed by denitration. After processing is completed, the cylinder is started to drive the baffle to slide, so that the baffle is separated from the second sealing gasket, and the outer side of the second sealing gasket is on the same horizontal line as the inner wall of the second fixed groove. The processed flue gas is discharged from the inside of the dust removal groove through the second fixed groove on the top, and the ammonia water is discharged from the inside of the dust removal groove through the second fixed groove on the bottom. After the discharge is completed, the cylinder is reset, the controller connected by the right connecting pipe is started, and the ammonia water in the dust removal groove is sprayed out through the right spray head through the left connecting pipe, the left pipe body and the drain pipe. The water or water mist is contacted with the flue gas, the fly ash particles are captured by the water and fall into the inside of the dust removal groove, and finally the fly ash particles are discharged with the water through the valve. The device is set, the dust removal and denitration functions are integrated in one box, the installation and connection of multiple independent devices are reduced, the overall process flow is simplified, the device adopts integrated design, the equipment structure is compact, the equipment occupies less area, and the device is suitable for places with limited space. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0018] Fig. 1 It is a front view of the sectional structure of the present application.

[0019] Fig. 2 It is a front view of the sectional structure of the present application.

[0020] In the drawings: 1, box; 2, air inlet hole; 3, drain pipe; 4, storage tank; 5, dust removal groove; 6, denitration tank; 7, storage tank; 8, stirring rod; 9, driving machine; 10, pipe body; 11, spray head; 12, connecting pipe; 13, fixed pipe; 14, first fixed groove; 15, cylinder; 16, baffle; 17, first sealing gasket; 18, sealing groove; 19, second sealing gasket; 20, second fixed groove; 21, valve. DETAILED DESCRIPTION

[0021] In the description of the utility model, it is explained that, the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it is explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] The technical scheme in the utility embodiment will be described clearly and completely in combination with the drawings in the utility embodiment. Obviously, the described embodiments are only part of the embodiments of the utility, rather than all the embodiments. Based on the embodiments in the utility, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility.

[0024] Please refer to Figs. 1-2The utility provides an integrated SCR denitration and dust removal integrated equipment technical scheme: an integrated SCR denitration and dust removal integrated equipment, including box 1, air inlet hole 2 and drain pipe 3, the left side of box 1 is equipped with air inlet hole 2, the lower right side of box 1 is provided with drain pipe 3, the outer side of drain pipe 3 is provided with valve 21, the inside of box 1 is provided with storage box 4, the lower side of storage box 4 is provided with storage tank 7, the upper side of storage tank 7 is provided with denitration tank 6, the inside of denitration tank 6 is provided with stirring rod 8, the lower side of stirring rod 8 is provided with drive machine 9, drive machine 9 is installed in the inside of storage tank 7, the two sides of the upper side of storage box 4 are provided with pipe body 10, pipe body 10 is installed in the inside of box 1, the lower side of pipe body 10 is provided with spray head 11, the middle position of the upper side of pipe body 10 is provided with connecting pipe 12, the inside of storage box 4 is provided with first fixed groove 14, the two sides in the inside of first fixed groove 14 are provided with air cylinder 15, the output end of first fixed groove 14 is provided with baffle 16, the outer wall of baffle 16 is provided with first sealing gasket 17, baffle 16 penetrates sealing groove 18 to the inside of second fixed groove 20 on the outer side, second fixed groove 20 is arranged on the upper and lower sides of storage box 4, the outer side of first sealing gasket 17 is provided with second sealing gasket 19, the upper side second sealing gasket 19 is arranged in the inside of box 1, the lower side second sealing gasket 19 is arranged in the inside of storage tank 7, the right side in the inside of box 1 is provided with fixed pipe 13.

[0025] The flue gas mixture enters the box 1 through the left air inlet hole 2, and the flue gas mixture is in the inside of the denitration tank 6, the drive machine 9 drives, drives the stirring rod 8 to rotate, and starts the controller connected with the left connecting pipe 12, sprays the ammonia water in the ammonia water tank from the left spray head 11 through the left connecting pipe 12 and the left pipe body 10, so that the device carries out denitration processing, after processing, the air cylinder 15 drives the baffle 16 to slide, so that the baffle 16 is separated from the second sealing gasket 19, and the outer side of the second sealing gasket 19 is on the same horizontal line with the inner wall of the second fixed groove 20, so that the processed flue gas is discharged from the upper second fixed groove 20 into the inside of the dust removal tank 5, the ammonia water is discharged from the lower second fixed groove 20 into the inside of the dust removal tank 5, after the discharge is finished, the air cylinder 15 is reset, the controller connected with the right connecting pipe 12 is started, the ammonia water in the dust removal tank 5 is sprayed through the right spray head 11 through the left connecting pipe 12, the left pipe body 10 and the drain pipe 3, so that the water spray or water mist contacts with the flue gas, the fly ash particles are captured by water and fall into the inside of the dust removal tank 5, and finally the water is discharged through the valve 21, the device is arranged, the dust removal and denitration functions are integrated in the box 1, the installation and connection of multiple independent devices are reduced, the overall process flow is simplified, and the device is designed in an integrated manner, so that the equipment structure is compact, the equipment occupies less area, and is suitable for places with limited space.

[0026] The box 1 is integrally arranged with the air inlet hole 2, the dust removal tank 5 and the denitration tank 6, and the stirring rod 8 is drivingly connected with the drive machine 9.

[0027] The box body 1 is integrally arranged between the air inlet hole 2, the dust removal groove 5 and the denitration groove 6, and the stirring rod 8 is drivingly connected with the driving machine 9.

[0028] The pipe body 10 is fixedly connected with the connecting pipe 12, and the box body 1 is integrally arranged with the fixed pipe 13.

[0029] The left connecting pipe 12 is connected with the ammonia water tank through a controller and a water pump, and the right connecting pipe 12 is connected with the fixed pipe 13 through a controller and a water pump.

[0030] The upper second fixed groove 20 is arranged for exhaust, and the lower second fixed groove 20 is arranged for drainage.

[0031] The storage box 4 is integrally arranged with the air cylinder 15, and the air cylinder 15 is fixedly connected with the baffle 16.

[0032] The baffle 16 is tightly arranged with the first sealing gasket 17, and the air cylinder 15 is slidingly connected with the sealing groove 18.

[0033] The second sealing gasket 19 is arranged in a U shape, and the outer side of the first sealing gasket 17 is correspondingly arranged with the second sealing gasket 19, so as to ensure the sealing and stability between the components and prevent gas and liquid leakage.

[0034] The fixed pipe 13 is communicated with the inside of the dust removal groove 5.

[0035] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An integrated SCR denitration and dust removal integrated device, comprising a box body (1), an air inlet hole (2) and a drain pipe (3), characterized in that: The left side of the box (1) is provided with an air inlet hole (2), the lower right side of the box (1) is provided with a drain pipe (3), the outer side of the drain pipe (3) is provided with a valve (21), the inside of the box (1) is provided with a storage box (4), the lower side of the storage box (4) is provided with a storage tank (7), the upper side of the storage tank (7) is provided with a denitration tank (6), the inside of the denitration tank (6) is provided with a stirring rod (8), the lower side of the stirring rod (8) is provided with a drive machine (9), the drive machine (9) is installed on the inner side of the storage tank (7), the upper side of the storage box (4) is provided with a pipe body (10) on both sides, the pipe body (10) is installed on the inner side of the box (1), the lower side of the pipe body (10) is provided with a spray head (11), the upper side of the pipe body (10) is provided with a connecting pipe (12) at the middle position, the inside of the storage box (4) is provided with a first fixed groove (14), the both sides of the inside of the first fixed groove (14) are provided with a pneumatic cylinder (15), the output end of the first fixed groove (14) is provided with a baffle (16), the outer wall of the baffle (16) is provided with a first sealing gasket (17), the outer side of the baffle (16) penetrates through a sealing groove (18) to the inside of a second fixed groove (20), the second fixed groove (20) is arranged on the upper and lower sides of the storage box (4), the outer side of the first sealing gasket (17) is provided with a second sealing gasket (19), the upper side of the second sealing gasket (19) is arranged on the inner side of the box (1), the lower side of the second sealing gasket (19) is arranged on the inner side of the storage tank (7), the right side of the inside of the box (1) is provided with a fixed pipe (13).

2. The integrated SCR denitration and dust removal integrated device according to claim 1, characterized in that: The box (1) is integrally arranged between the air inlet hole (2), the dust removal tank (5) and the denitration tank (6), and the stirring rod (8) is drivingly connected with the drive machine (9).

3. The integrated SCR de-NOx and dust removal device according to claim 2, characterized in that: The box (1) is integrally arranged between the air inlet hole (2), the dust removal tank (5) and the denitration tank (6), and the stirring rod (8) is drivingly connected with the drive machine (9).

4. The integrated SCR de-NOx and dust removal device according to claim 3, characterized in that: The pipe body (10) is fixedly connected with the connecting pipe (12), and the box (1) is integrally arranged with the fixed pipe (13).

5. The integrated SCR de-NOx and dust removal system of claim 4, wherein: The left side connecting pipe (12) is connected with the ammonia water tank through the controller and the water pump, and the right side connecting pipe (12) is connected with the fixed pipe (13) through the controller and the water pump.

6. The integrated SCR de-NOx and dust removal system of claim 5, wherein: The upper side second fixed groove (20) is arranged for air exhaust, and the lower side second fixed groove (20) is arranged for water drainage.

7. The integrated SCR de-NOx and dust removal system of claim 6, wherein: The storage box (4) is integrally arranged with the pneumatic cylinder (15), and the pneumatic cylinder (15) is fixedly connected with the baffle (16).

8. The integrated SCR de-NOx and dust removal device according to claim 7, characterized in that: The baffle (16) is tightly attached with the first sealing gasket (17), and the pneumatic cylinder (15) is slidingly connected with the sealing groove (18).

9. The integrated SCR de-NOx and dust removal system of claim 8, wherein: The second sealing gasket (19) is arranged in a U-shaped manner, and the outer side of the first sealing gasket (17) is correspondingly arranged with the second sealing gasket (19).

10. The integrated SCR de-NOx and dust removal system of claim 9, wherein: The fixed pipe (13) is communicated with the inside of the dust removal tank (5).

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