Desulfurization and denitration integrated device

Abstract

The utility model relates to the field of desulfurization and denitrification integrated devices, in particular to a desulfurization and denitrification integrated device which comprises a desulfurization and denitrification integrated device body, an air inlet is formed in one side of the desulfurization and denitrification integrated device body, one side of the air inlet is connected with a filtering and placing mechanism, and the filtering and placing mechanism comprises a fixing ring. A connecting pipeline is mounted on one side of the fixing ring, a transition connecting ring is in threaded connection with the other side of the fixing ring, a limiting ring is in threaded connection with one side of the transition connecting ring, and a filtering mechanism is clamped in the transition connecting ring. According to the desulfurization and denitrification integrated device disclosed by the utility model, impurities such as large particles and dust in gas entering the desulfurization and denitrification integrated device body are filtered layer by layer through the filtering mechanism, and interference of the impurities such as the large particles and the dust in the gas on the subsequent gas purification process of the desulfurization and denitrification integrated device body is reduced; and the filtering mechanism is detachable and can be detached to be cleaned or replaced after being used for a period of time.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization and denitrification integrated devices, in particular to a desulfurization and denitrification integrated device. Background Art

[0002] The integrated desulfurization and denitrification device is a highly efficient integrated flue gas desulfurization, denitrification and dust removal equipment, which can remove sulfur dioxide and nitrogen oxides from the flue gas and perform dust removal in the same device.

[0003] The structure of the desulfurization and denitrification integrated device can refer to the authorization announcement number "CN

[0004] The utility model No. 217773780U discloses an "integrated desulfurization and denitrification device". By using a collection box, a treatment box, an equipment box, a filter shell, a spray shell, an air intake fan, an air intake pipe, a connecting pipe, a rotating pipe, a nozzle, a gear, a toothed plate, a liquid inlet pipe, a first motor, a rotating disk, a rotating block, a rotating block, a movable shell, a pressing block, a knocking mechanism, a filter plate and an exhaust pipe in combination, the device solves the problem of poor treatment effect of existing integrated desulfurization and denitrification devices.

[0005] However, the above device does not filter the gas before it enters the integrated desulfurization and denitrification device. Large particles, dust and other impurities contained in the gas can easily interfere with the subsequent gas purification process of the integrated desulfurization and denitrification device. Utility Model Content

[0006] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an integrated desulfurization and denitrification device.

[0007] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0008] The integrated desulfurization and denitrification device includes a desulfurization and denitrification integrated device body, an air inlet is provided on one side of the desulfurization and denitrification integrated device body, a filter placement mechanism is connected to one side of the air inlet, the filter placement mechanism includes a fixed ring, a connecting pipe is installed on one side of the fixed ring, a transition connecting ring is screwed on the other side of the fixed ring, a limiting ring is screwed on one side of the transition connecting ring, and a filter mechanism is clamped inside the transition connecting ring.

[0009] In addition, the preferred structure is that the filtering mechanism includes a first placement mesh frame, a second placement mesh frame, a third placement mesh frame, and a limiting fixing ring, and the first placement mesh frame, the second placement mesh frame, and the third placement mesh frame are sequentially placed with the first filter mesh plate, the second filter mesh plate, and the third filter mesh plate.

[0010] In addition, a preferred structure is that a plurality of limiting fixing rods are installed at equal distances on one side of the first placement screen frame, and through holes are opened in the second placement screen frame, the third placement screen frame and the limiting fixing ring at the limiting fixing rods.

[0011] In addition, a preferred structure is that a plurality of fixing rods are installed at equal distances on one side of the position-limiting fixing ring, and a handle ring is connected to one side of the position-limiting fixing ring through the fixing rods.

[0012] In addition, a preferred structure is that an outer wall of the position-limiting fixing rod away from the first screen frame is provided with an external threaded portion, and a fastening nut is threadedly connected to one side of the position-limiting fixing rod.

[0013] In addition, the preferred structure is that extended protrusions are installed on both sides of the transition connecting ring, and the outer walls of the extended protrusions are provided with a second external threaded portion, a placement cavity is opened on one side of the transition connecting ring at the filter mechanism, and a conveying through hole is opened in the middle of the other side of the transition connecting ring.

[0014] In addition, a preferred structure is that a groove is provided on one side of the fixing ring at the extended convex ring, and a second internal threaded portion is adapted to be provided in the groove at the second external threaded portion, and the second internal threaded portion is threadedly connected to the second external threaded portion.

[0015] In addition, the preferred structure is that a limiting groove is provided on one side of the limiting ring at the extended convex ring, and a third internal threaded portion is adapted to be arranged at the second external threaded portion in the limiting groove, and the third internal threaded portion is threadedly connected to the second external threaded portion, and a limiting convex ring is provided at the placement cavity in the limiting groove.

[0016] The beneficial effects of the utility model are:

[0017] In the present utility model, large particles, dust and other impurities contained in the gas entering the desulfurization and denitrification integrated device body are filtered layer by layer through a filtering mechanism, and the interference of large particles, dust and other impurities contained in the gas on the subsequent desulfurization and denitrification integrated device body in the gas purification process is reduced. The filtering mechanism is detachable and can be disassembled, cleaned or replaced after a period of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the integrated desulfurization and denitrification device proposed in the utility model;

[0019] Figure 2 Schematic diagram of the structure of the filter placement mechanism Figure 1 ;

[0020] Figure 3 Schematic diagram of the structure of the filter placement mechanism Figure 2 ;

[0021] Figure 4 Schematic diagram of the structure of the filter mechanism Figure 1 ;

[0022] Figure 5 Schematic diagram of the structure of the filter mechanism Figure 2 .

[0023] In the figure: 1. Desulfurization and denitrification integrated device body; 11. Air inlet; 2. Filter placement mechanism; 21. Fixing ring; 22. Transition connecting ring; 221. Extended convex ring; 23. Limiting ring; 24. Connecting pipe; 3. Mounting frame; 4. Filter mechanism; 41. First placement net frame; 411. Limiting fixing rod; 42. Second placement net frame; 43. Third placement net frame; 44. Limiting fixing ring; 441. Handle ring; 45. Fastening nut. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] Reference Figure 1-5 The integrated desulfurization and denitrification device includes an integrated desulfurization and denitrification device body 1, an air inlet 11 is provided on one side of the integrated desulfurization and denitrification device body 1, and a filter placement mechanism 2 is connected to one side of the air inlet 11, and the filter placement mechanism 2 includes a fixed ring 21, a connecting pipe 24 is installed on one side of the fixed ring 21, a transition connection ring 24 is screwed on the other side of the fixed ring 21, a limiting ring 23 is screwed on one side of the transition connection ring 24, and a filter mechanism 4 is stuck in the transition connection ring 24. It is worth noting that the specific structure, connection method and working method of the integrated desulfurization and denitrification device body 1 and the air inlet 11 are all existing technologies, and do not belong to the main technical problems to be solved in this technical solution. Therefore, they are not elaborated in this technical solution.

[0026] In addition, the filtering mechanism 4 includes a first placement mesh frame 41, a second placement mesh frame 42, a third placement mesh frame 43, and a limiting fixing ring 44. The first placement mesh frame 41, the second placement mesh frame 42, and the third placement mesh frame 43 are respectively placed with the first filter mesh plate, the second filter mesh plate, and the third filter mesh plate. It is worth mentioning that the filter hole diameter of the first filter mesh plate is smaller than the filter hole diameter of the second filter mesh plate, and the filter hole diameter of the second filter mesh plate is smaller than the filter hole diameter of the third filter mesh plate.

[0027] In addition, a mounting frame 3 is placed under the filter placement mechanism 2, and one side of the mounting frame 3 is connected to the desulfurization and denitrification integrated device body 1. The mounting frame 3 supports the filter placement mechanism 2 and ensures the stability of the filter mechanism 4 when filtering large particles, dust and other impurities contained in the gas.

[0028] In addition, a plurality of limiting fixing rods 411 are installed at equal distances on one side of the first placement screen frame 41 , and through holes are opened in the second placement screen frame 42 , the third placement screen frame 43 , and the limiting fixing ring 44 at the limiting fixing rods 411 .

[0029] At the same time, a plurality of fixing rods are installed at equal distances on one side of the position-limiting fixing ring 44 , and a handle ring 441 is connected to one side of the position-limiting fixing ring 44 through the fixing rods.

[0030] At the same time, an outer wall of the limiting fixing rod 411 away from the first placement screen frame 41 is provided with an external threaded portion, and a fastening nut 45 is threadedly connected to one side of the limiting fixing rod 411 .

[0031] At the same time, extended protruding rings 221 are installed on both sides of the transition connecting ring 24, and the outer walls of the extended protruding rings 221 are provided with a second external threaded portion. A placement cavity is opened on one side of the transition connecting ring 24 at the filter mechanism, and a conveying through hole is opened in the middle of the other side of the transition connecting ring 24.

[0032] Furthermore, a groove is provided on one side of the fixing ring 21 at the extending protruding ring 221 , and a second internal threaded portion is adapted to be provided in the groove at the second external threaded portion, and the second internal threaded portion is threadedly connected to the second external threaded portion.

[0033] Furthermore, a limiting groove is provided on one side of the limiting ring 23 at the extended convex ring 221, and a third internal thread portion is adapted to be arranged at the second external thread portion in the limiting groove, and the third internal thread portion is threadedly connected to the second external thread portion, and a limiting convex ring is provided at the placement cavity in the limiting groove.

[0034] In this embodiment, the filtering mechanism 4 is used to filter the large particles, dust and other impurities contained in the gas entering the desulfurization and denitrification integrated device body 1 layer by layer, and reduce the interference of the large particles, dust and other impurities contained in the gas with the subsequent desulfurization and denitrification integrated device body 1 in the gas purification process. The filtering mechanism 4 is detachable and can be disassembled, cleaned or replaced after a period of use.

[0035] Among them, when the first filter screen plate, the second filter screen plate, and the third filter screen plate need to be cleaned or replaced, the limiting ring 23 is disassembled, and then the fastening nut 45 is loosened, and the limiting fixing ring 44, the third placement screen frame 43, and the second placement screen frame 42 are taken out in turn, so that the first filter screen plate, the second filter screen plate, and the third filter screen plate can be cleaned or replaced.

[0036] After the first filter screen plate, the second filter screen plate and the third filter screen plate are cleaned or replaced, they are placed in the corresponding first placement screen frame 41, the second placement screen frame 42 and the third placement screen frame 43 in sequence, and the second placement screen frame 42 and the third placement screen frame 43 are aligned with their limiting fixing rods 411 and connected, and then their limiting fixing rings 44 are connected, and then the fastening nut 45 is tightened to complete the installation of the filter mechanism 4, and then the filter structure 4 is placed in the placement cavity of the transition connecting ring 22, and the limiting ring 23 is screwed to the transition connecting ring 22 to complete the overall installation.

[0037] In the present invention, large particles, dust and other impurities contained in the gas entering the desulfurization and denitrification integrated device body 1 are filtered layer by layer through the filtering mechanism 4, and the interference of large particles, dust and other impurities contained in the gas on the subsequent desulfurization and denitrification integrated device body 1 in the gas purification process is reduced. The filtering mechanism 4 is detachable and can be disassembled, cleaned or replaced after a period of use.

[0038] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An integrated desulfurization and denitrification device, comprising an integrated desulfurization and denitrification device body (1), characterized in that: An air inlet (11) is provided on one side of the desulfurization and denitration integrated device body (1), and a filter placement mechanism (2) is connected to one side of the air inlet (11). The filter placement mechanism (2) comprises a fixed ring (21), a connecting pipe (24) is installed on one side of the fixed ring (21), a transition connection ring (22) is screwed to the other side of the fixed ring (21), a limiting ring (23) is screwed to one side of the transition connection ring (22), and a filter mechanism (4) is clamped inside the transition connection ring (22).

2. The integrated desulfurization and denitrification device according to claim 1, characterized in that: The filtering mechanism (4) comprises a first placement mesh frame (41), a second placement mesh frame (42), a third placement mesh frame (43), and a position-limiting fixing ring (44); a first filter screen plate, a second filter screen plate, and a third filter screen plate are sequentially placed in the first placement mesh frame (41), the second placement mesh frame (42), and the third placement mesh frame (43).

3. The integrated desulfurization and denitrification device according to claim 2, characterized in that: A plurality of limiting fixing rods (411) are installed at equal distances on one side of the first placement net frame (41), and through holes are provided in the second placement net frame (42), the third placement net frame (43) and the limiting fixing ring (44) at the limiting fixing rods (411).

4. The integrated desulfurization and denitrification device according to claim 3, characterized in that: A plurality of fixing rods are installed at equal distances on one side of the position-limiting fixing ring (44), and a handle ring (441) is connected to one side of the position-limiting fixing ring (44) via the fixing rods.

5. The integrated desulfurization and denitrification device according to claim 4, characterized in that: An outer wall of the position-limiting fixing rod (411) away from the first placement net frame (41) is provided with an external threaded portion, and a fastening nut (45) is threadedly connected to one side of the position-limiting fixing rod (411).

6. The integrated desulfurization and denitrification device according to claim 1, characterized in that: Both sides of the transition connection ring (22) are provided with extended protruding rings (221), and the outer walls of the extended protruding rings (221) are provided with second external threaded portions. A placement cavity is provided on one side of the transition connection ring (22) at the filter mechanism, and a conveying through hole is provided in the middle of the other side of the transition connection ring (22).

7. The integrated desulfurization and denitrification device according to claim 1, characterized in that: A groove is provided on one side of the fixing ring (21) at the extending convex ring (221), and a second internal thread portion is adapted to be provided in the groove at the second external thread portion, and the second internal thread portion is threadedly connected to the second external thread portion.

8. The integrated desulfurization and denitrification device according to claim 1, characterized in that: A limiting groove is provided on one side of the limiting ring (23) at the extended convex ring (221), and a third internal thread portion is adapted to be provided at the second external thread portion in the limiting groove, and the third internal thread portion is threadedly connected to the second external thread portion, and a limiting convex ring is provided at the placement cavity in the limiting groove.

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