Spray tower for removing oxides and particulate matters in boiler tail gas

Abstract

The invention relates to the technical field of boiler tail gas treatment, and discloses a spray tower for removing oxides and particulate matters in boiler tail gas, the spray tower comprises a first tower body, the top of the first tower body is connected with a second tower body, and a first connecting pipe is connected between the first tower body and the second tower body; the first connecting pipe is arranged on the outer side of the second tower body and the outer side of the first tower body in a sleeving mode, an annular fixing plate is fixedly arranged in the first connecting pipe and located between the first tower body and the second tower body, and a plurality of first fixing plates are evenly and fixedly arranged on the two sides of the first connecting pipe. The first tower body and the second tower body are split, transportation is convenient, the first tower body is installed at a proper position, meanwhile, the second tower body is installed in the top of the first connecting pipe, flue gas needing to be treated is connected with the gas inlet pipe, and an external water source is connected with the water inlet pipe, so that the flue gas is treated; and the treated flue gas is discharged from the top of the second tower body.

Description

Technical Field

[0001] The invention relates to the technical field of boiler tail gas treatment, in particular to a spray tower for removing oxides and particulate matter in boiler tail gas. Background Art

[0002] Boiler exhaust gas refers to the waste gas generated by the boiler during the combustion process, which mainly includes flue gas, carbon dioxide, water vapor, sulfur dioxide, nitrogen oxides and other components. The generation of boiler exhaust gas is mainly due to the chemical reaction between coal, fuel oil or other fuels and oxygen in the air during combustion to generate these substances. The composition and characteristics of boiler exhaust gas will vary depending on the fuel type and combustion method. When treating boiler exhaust gas, a spray tower is required. At present, some spray towers on the market have a relatively simple structure and are basically integrated, resulting in a large volume, which is inconvenient to transport. For this reason, a spray tower for removing oxides and particulate matter in boiler exhaust gas is proposed. Summary of the Invention

[0003] The purpose of the present invention is to provide a spray tower for removing oxides and particulate matter in boiler exhaust gas, so as to solve the problem raised in the above background technology that some spray towers on the market are relatively simple in structure and are basically integrated, resulting in a large volume and inconvenient transportation.

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: A spray tower for removing oxides and particulate matter from boiler exhaust gas, comprising a first tower body, a second tower body connected to the top of the first tower body, a first connecting pipe connected between the first tower body and the second tower body, and the first connecting pipe is respectively sleeved on the outside of the second tower body and the first tower body, an annular fixing plate is fixedly provided inside the first connecting pipe, and the annular fixing plate is located between the first tower body and the second tower body, a plurality of first fixing plates are evenly fixedly provided on both sides of the first connecting pipe, a plurality of second fixing plates are evenly fixedly provided on the outsides of the first tower body and the second tower body, and the second fixing plates are located between two first fixing plates, a fixing bolt slides through every two first fixing plates, a supporting plate is fixedly provided inside the first tower body and the second tower body, a filler is provided on the top of the supporting plate, a maintenance structure is provided on the outside of the first tower body and the second tower body, a recovery structure is provided at the bottom of the first tower body, an air inlet pipe is fixedly connected to the outside of the first tower body, a water inlet pipe is fixedly connected to the outside of the first tower body and the second tower body, one end of the water inlet pipe is fixedly connected to the spray pipe, and a demisting plate is fixedly provided inside the second tower body.

[0005] Preferably, the maintenance structure includes two connecting tubes, which are fixedly connected to the outside of the first tower body and the second tower body respectively, and two first side plates are fixedly provided on the outside of the two connecting tubes, and a cover plate is provided on one side of the two connecting tubes, and a plug-in plate is fixedly provided on one side of the cover plate, and a sealing ring is sleeved on the outside of the plug-in plate, and the plug-in plate and the sealing ring are inserted into the interior of the connecting tube, and two second side plates are fixedly provided on the outside of the cover plate, and a sliding rod is slid through the interior of the two second side plates, and the two ends of the sliding rod are respectively fixed with a rotating plate on the threaded block, and the threaded block is connected to the internal thread of the first side plate.

[0006] Preferably, the recovery structure includes a water tank, which is fixedly connected to the bottom of the first tower body, a baffle is provided on one side of the water tank, a first connecting plate is fixedly provided on one side of the baffle, a second connecting plate is fixedly provided on one side of the water tank, a pin is slidingly passed through the first connecting plate and the second connecting plate, a filter frame is fixedly provided on one side of the baffle and the filter frame is located inside the water tank, and a second connecting pipe is fixedly connected to one side of the water tank.

[0007] Preferably, a first through hole is formed inside the first fixing plate and the second fixing plate, and the fixing bolt passes through the first through hole.

[0008] Preferably, a threaded hole is provided inside the first side plate, and the size of the threaded block is adapted to the threaded hole.

[0009] Preferably, the sliding rod slides through the through hole inside the second side plate.

[0010] Preferably, pin holes are provided inside the first connecting plate and the pin rod, and the second connecting plate slides through the pin holes.

[0011] Preferably, a groove is provided on the outer side of the plug board, and the sealing ring is buckled inside the groove.

[0012] Preferably, a through slot is provided on one side of the water tank, and the filter frame slides through the through slot.

[0013] Compared with the prior art, the present invention adopts the above technical solution and has the following technical effects:

[0014] The present invention provides a first tower body, a second tower body, a first connecting pipe and a first fixing plate. During transportation, the first tower body and the second tower body are disassembled to reduce the volume and facilitate transportation. After being transported to a suitable location, the first tower body is installed at a suitable location, and then the first connecting pipe is installed on the top of the first tower body, and the second tower body is installed inside the top of the first connecting pipe. Then, the first tower body and the second tower body are fixed by passing through the first fixing plate and the second fixing plate through fixing bolts, which facilitates splicing. The flue gas to be treated is connected to the air inlet pipe, and the external water source is connected to the water inlet pipe, so that the flue gas is treated. The water generated by the flue gas treatment is filtered through the filter frame and collected inside the water tank for recycling. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0016] Figure 1 It is a side structural schematic diagram of the present invention;

[0017] Figure 2 It is a schematic cross-sectional view of the present invention;

[0018] Figure 3 Schematic diagram of the connection structure between the first tower body and the second tower body of the present invention;

[0019] Figure 4 This is a schematic diagram of the connection structure between the connecting cylinder and the cover plate of the present invention;

[0020] Figure 5 For the present invention Figure 1 Schematic diagram of the enlarged structure of A;

[0021] Figure 6 For the present invention Figure 3 Schematic diagram of the enlarged structure of B.

[0022] Explanation of the accompanying drawings: 1. First tower body; 2. Second tower body; 3. First connecting pipe; 4. Annular fixing plate; 5. First fixing plate; 6. Second fixing plate; 7. Fixing bolt; 8. Support plate; 9. Filler; 10. Connecting cylinder; 11. First side plate; 12. Cover plate; 13. Plug plate; 14. Sealing ring; 15. Second side plate; 16. Sliding rod; 17. Turn plate; 18. Threaded block; 19. Water tank; 20. Baffle; 21. First connecting plate; 22. Second connecting plate; 23. Pin rod; 24. Filter frame; 25. Air inlet pipe; 26. Water inlet pipe; 27. Spray pipe; 28. Demisting plate; 29. ​​Second connecting pipe. DETAILED DESCRIPTION

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the efficacy and purpose that can be achieved by this application.

[0025] Example

[0026] Regarding the existing technology, some spray towers currently on the market have relatively simple structures and are basically integrated, resulting in a large volume and inconvenient transportation.

[0027] See also Figure 1-6The present invention provides a technical solution: a spray tower for removing oxides and particulate matter in boiler exhaust gas, comprising a first tower body 1, a second tower body 2 connected to the top of the first tower body 1, a first connecting pipe 3 connected between the first tower body 1 and the second tower body 2, and the first connecting pipe 3 is respectively sleeved on the outside of the second tower body 2 and the first tower body 1, an annular fixing plate 4 is fixedly provided inside the first connecting pipe 3, and the annular fixing plate 4 is located between the first tower body 1 and the second tower body 2, a plurality of first fixing plates 5 are evenly fixed on both sides of the first connecting pipe 3, a plurality of second fixing plates 6 are evenly fixed on the outside of the first tower body 1 and the second tower body 2, and the second fixing plate 6 is located between the two first fixing plates 5, and a fixing bolt 7 is slidably passed through every two first fixing plates 5, a supporting plate 8 is fixedly provided inside the first tower body 1 and the second tower body 2, a filler 9 is provided on the top of the supporting plate 8, a maintenance structure is provided on the outside of the first tower body 1 and the second tower body 2, and a bottom of the first tower body 1 is provided There is a recovery structure. The outside of the first tower body 1 is fixedly connected with an air inlet pipe 25. The outsides of the first tower body 1 and the second tower body 2 are fixedly connected with a water inlet pipe 26. One end of the water inlet pipe 26 is fixedly connected with a spray pipe 27. The inside of the second tower body 2 is fixedly provided with a defogger plate 28. During transportation, the first tower body 1 and the second tower body 2 are disassembled to reduce the volume and facilitate transportation. After being transported to the appropriate location, the first tower body 1 is installed at the appropriate location, and then the first connecting pipe 3 is installed on the top of the first tower body 1, and the second tower body 2 is installed inside the top of the first connecting pipe 3. At the same time, a sealing gasket is set inside the first connecting pipe 3, and then the first tower body 1 and the second tower body 2 are fixed by fixing bolts 7 through the first fixing plate 5 and the second fixing plate 6 to facilitate splicing. The flue gas to be treated is connected to the air inlet pipe 25, and the external water source is connected to the water inlet pipe 26, so that the flue gas is treated, and the treated flue gas is discharged through the top of the second tower body 2.

[0028] The maintenance structure includes two connecting cylinders 10, which are fixedly connected to the outside of the first tower body 1 and the second tower body 2 respectively. Two first side plates 11 are fixedly provided on the outside of the two connecting cylinders 10. A cover plate 12 is provided on one side of the two connecting cylinders 10. A plug-in plate 13 is fixedly provided on one side of the cover plate 12. A sealing ring 14 is sleeved on the outside of the plug-in plate 13. The plug-in plate 13 and the sealing ring 14 are inserted into the interior of the connecting cylinder 10. Two second side plates 15 are fixedly provided on the outside of the cover plate 12. The interiors of the two second side plates 15 are A sliding rod 16 is slidingly passed through, and a rotating plate 17 is fixedly provided on the two ends of the sliding rod 16 with a threaded block 18 respectively. The threaded block 18 is connected to the internal thread of the first side plate 11. When in use, the cover plate 12 is installed at one end of the connecting tube 10, and the plug-in plate 13 on one side of the cover plate 12 is inserted into the interior of the connecting tube 10. Then, the rotating plate 17 is rotated to fix the threaded block 18 at one end of the sliding rod 16 to the first side plate 11, thereby limiting the cover plate 12. The interior of the first tower body 1 and the second tower body 2 can be repaired by disassembling the cover plate 12.

[0029] The recovery structure includes a water tank 19, which is fixedly connected to the bottom of the first tower body 1. A baffle 20 is provided on one side of the water tank 19, and a first connecting plate 21 is fixedly provided on one side of the baffle 20. A second connecting plate 22 is fixedly provided on one side of the water tank 19, and a pin 23 slides through the first connecting plate 21 and the second connecting plate 22. A filter frame 24 is fixedly provided on one side of the baffle 20 and the filter frame 24 is located inside the water tank 19. A second connecting pipe 29 is fixedly connected to one side of the water tank 19. When flue gas treatment is carried out, the water tank 19 is connected to the bottom of the first tower body 1, and a filter frame 24 is provided inside the water tank 19. After the water generated by the flue gas treatment is filtered through the filter frame 24, it is collected inside the water tank 19. At the same time, the second connecting pipe 29 on one side of the water tank 19 is connected to an external water pump for recycling.

[0030] A first through hole is formed inside the first fixing plate 5 and the second fixing plate 6 , and a fixing bolt 7 passes through the first through hole. The first fixing plate 5 and the second fixing plate 6 are fixed by the fixing bolt 7 , thereby connecting the first tower body 1 and the second tower body 2 .

[0031] A threaded hole is formed inside the first side plate 11 . The size of the threaded block 18 matches the threaded hole. The cover plate 12 is connected to the first side plate 11 through the threaded block 18 , thereby installing the cover plate 12 on one side of the connecting tube 10 .

[0032] The sliding rod 16 slides through the through hole inside the second side plate 15 , and the threaded block 18 is installed on one side of the cover plate 12 through the sliding rod 16 .

[0033] Pin holes are provided inside the first connecting plate 21 and the pin rod 23. The second connecting plate 22 slides through the pin holes. The second connecting plate 22 penetrates the first connecting plate 21 and the pin rod 23, thereby limiting the baffle 20 and facilitating the disassembly and assembly of the filter frame 24.

[0034] A groove is formed on the outer side of the plug board 13 , and a sealing ring 14 is buckled inside the groove. The sealing ring 14 improves the sealing performance of the connection between the plug board 13 and the connecting tube 10 .

[0035] A through slot is provided on one side of the water tank 19, and the filter screen frame 24 slides through the through slot, so that the treated water is filtered by the filter screen frame 24 to avoid clogging.

[0036] Working principle or structural principle, when transporting, the first tower body 1 and the second tower body 2 are disassembled to reduce the volume and facilitate transportation. After transporting to the appropriate location, the first tower body 1 is installed in the appropriate location, and then the first connecting pipe 3 is installed on the top of the first tower body 1, and the second tower body 2 is installed inside the top of the first connecting pipe 3. At the same time, a sealing gasket is set inside the first connecting pipe 3, and then the first tower body 1 and the second tower body 2 are fixed by the fixing bolts 7 passing through the first fixing plate 5 and the second fixing plate 6 to facilitate splicing. At the same time, the cover plate 12 is installed at one end of the connecting tube 10, and the plug-in plate 13 on one side of the cover plate 12 is inserted into the inside of the connecting tube 10, and then the rotating plate 1 is rotated. 7. The threaded block 18 at one end of the sliding rod 16 is fixed to the first side plate 11, thereby limiting the cover plate 12. The first tower body 1 and the second tower body 2 are repaired by disassembling the cover plate 12. The flue gas to be treated is connected to the air inlet pipe 25, and the external water source is connected to the water inlet pipe 26, so as to treat the flue gas. The treated flue gas is discharged through the top of the second tower body 2. At the same time, the water tank 19 is connected to the bottom of the first tower body 1. A filter frame 24 is provided inside the water tank 19. After the water generated by the flue gas treatment is filtered through the filter frame 24, it is collected inside the water tank 19. At the same time, the second connecting pipe 29 on one side of the water tank 19 is connected to the external water pump for recycling.

[0037] Those skilled in the art will appreciate that various combinations and / or combinations of features described in the various embodiments and / or claims of the present invention may be made, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, various combinations and / or combinations of features described in the various embodiments and / or claims of the present invention may be made, without departing from the spirit and teachings of the present invention. All such combinations and / or combinations fall within the scope of the present invention.

Claims

1. A spray tower for removing oxides and particulate matter from boiler tail gas, comprising a first tower body (1), characterized in that: The top of the first tower body (1) is connected to the second tower body (2), a first connecting pipe (3) is connected between the first tower body (1) and the second tower body (2), and the first connecting pipe (3) is respectively sleeved on the outside of the second tower body (2) and the first tower body (1), an annular fixing plate (4) is fixedly provided inside the first connecting pipe (3), and the annular fixing plate (4) is located between the first tower body (1) and the second tower body (2), a plurality of first fixing plates (5) are evenly fixedly provided on both sides of the first connecting pipe (3), a plurality of second fixing plates (6) are evenly fixedly provided on the outsides of the first tower body (1) and the second tower body (2), and the second fixing plate (6) is located between the two first fixing plates (5), Each of the two first fixing plates (5) is slidably penetrated by a fixing bolt (7); a supporting plate (8) is fixedly provided inside the first tower body (1) and the second tower body (2); a filler (9) is provided on the top of the supporting plate (8); a maintenance structure is provided on the outside of the first tower body (1) and the second tower body (2); a recovery structure is provided on the bottom of the first tower body (1); an air inlet pipe (25) is fixedly connected to the outside of the first tower body (1); a water inlet pipe (26) is fixedly connected to the outside of the first tower body (1) and the second tower body (2); one end of the water inlet pipe (26) is fixedly connected to a spray pipe (27); and a demisting plate (28) is fixedly provided inside the second tower body (2).

2. The spray tower for removing oxides and particulate matter from boiler exhaust gas according to claim 1, characterized in that: The maintenance structure comprises two connecting tubes (10), the two connecting tubes (10) are fixedly connected to the outside of the first tower body (1) and the second tower body (2), the outside of the two connecting tubes (10) are fixedly provided with two first side plates (11), one side of the two connecting tubes (10) is provided with a cover plate (12), one side of the cover plate (12) is fixedly provided with a plug-in plate (13), the outside of the plug-in plate (13) is covered with a sealing ring (14), the plug-in plate (13) and the sealing ring (14) are inserted into the interior of the connecting tube (10), the outside of the cover plate (12) is fixedly provided with two second side plates (15), the inside of the two second side plates (15) are slidably penetrated by a sliding rod (16), the two ends of the sliding rod (16) are respectively fixedly provided with a rotating plate (17) on a threaded block (18), and the threaded block (18) is connected to the internal thread of the first side plate (11).

3. The spray tower for removing oxides and particulate matter from boiler tail gas according to claim 1, characterized in that: The recovery structure comprises a water tank (19), the water tank (19) is fixedly connected to the bottom of the first tower body (1), a baffle (20) is provided on one side of the water tank (19), a first connecting plate (21) is fixedly provided on one side of the baffle (20), a second connecting plate (22) is fixedly provided on one side of the water tank (19), a pin (23) is slidably passed through between the first connecting plate (21) and the second connecting plate (22), a filter screen frame (24) is fixedly provided on one side of the baffle (20), and the filter screen frame (24) is located inside the water tank (19), and a second connecting pipe (29) is fixedly connected to one side of the water tank (19).

4. The spray tower for removing oxides and particulate matter from boiler exhaust gas according to claim 1, characterized in that: A first through hole is provided inside each of the first fixing plate (5) and the second fixing plate (6), and the fixing bolt (7) passes through the first through hole.

5. The spray tower for removing oxides and particulate matter from boiler exhaust gas according to claim 2, characterized in that: A threaded hole is provided inside the first side plate (11), and the size of the threaded block (18) is adapted to the threaded hole.

6. The spray tower for removing oxides and particulate matter from boiler tail gas according to claim 2, characterized in that: The sliding rod (16) slides through the through hole inside the second side plate (15).

7. The spray tower for removing oxides and particulate matter from boiler exhaust gas according to claim 3, characterized in that: Pin holes are provided inside the first connecting plate (21) and the pin rod (23), and the second connecting plate (22) slides through the pin holes.

8. The spray tower for removing oxides and particulate matter from boiler exhaust gas according to claim 2, characterized in that: A groove is provided on the outer side of the plug board (13), and the sealing ring (14) is buckled inside the groove.

9. The spray tower for removing oxides and particulate matter from boiler exhaust gas according to claim 3, characterized in that: A through slot is provided on one side of the water tank (19), and the filter frame (24) slides through the through slot.

Images