Denitration catalyst fast firing equipment
By using partition plates and grid structures in the denitrition catalyst quick firing equipment, combined with water pump spraying and circulating flow technology, the problem of uniform adhesion of the catalyst mixture on the metal grid is solved, and the coverage and synthesis efficiency are improved.
Patent Information
- Application Number
- CN202323387685.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-13
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2033-12-13
AI Technical Summary
In the fast Joule heating method, the catalyst mixture cannot adhere evenly on the metal net, resulting in the coverage rate not meeting the standard after fast burning processing.
A quick-fired denitrogenation catalyst equipment was designed. By setting up partitions and blocks in the fast-fired box, the catalyst mixture liquid is uniformly sprayed on the metal mesh with a water pump, and the mixture liquid is fully adhered through circulating flow, and the rapid-fired liquid is achieved by combining with the heating plate. heating.
The uniform coverage of the catalyst mixture is achieved, the coverage is improved, and the effective adhesion and efficient synthesis process of the catalyst are ensured.
Smart Images
Figure CN222131944U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of catalyst preparation, in particular to a denitration catalyst fast burning device. Background Art
[0002] Denitration catalyst refers to the catalyst used in the SCR denitration system of power plants. In the SCR reaction, it is a substance that causes the reductant to selectively react with nitrogen oxides in the flue gas at a certain temperature. The plate catalyst uses a metal mesh pressed from stainless steel plates as the base material. The mixture required for the denitration catalyst is adhered to the stainless steel mesh. After pressing and calcining, the catalyst plates are assembled into catalyst modules. Through the rapid Joule heat heating method, the target reaction temperature can be reached instantly at room temperature. At the same time, the ultra-short processing time not only makes the synthesis process more efficient, but also means lower energy consumption.
[0003] The catalyst mixture is attached to the metal mesh by a rapid Joule heat heating method, but the metal mesh in the fast burning box is usually not evenly adhered to by the catalyst mixture, resulting in the coverage of the catalyst mixture after the fast burning process failing to reach the required qualified rate; therefore, we proposed a denitrification catalyst fast burning equipment to solve the above problems. Utility Model Content
[0004] The purpose of the utility model is to provide a denitration catalyst fast burning device to solve the problem that the catalyst mixture is attached to the metal mesh by a rapid Joule heat heating method proposed in the above background technology, but the metal mesh in the fast burning box cannot be evenly adhered by the catalyst mixture, resulting in the coverage rate of the catalyst mixture after the fast burning process failing to reach the required qualified rate.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a denitration catalyst fast burning device, comprising a fast burning box;
[0006] Also includes:
[0007] A partition is arranged inside the fast burning box, and a plurality of partitions are arranged evenly spaced inside the fast burning box, a blocking net is arranged in the middle of the partition, and the blocking net is connected to the upper and lower ends of the partition, a bottom plate is arranged below the partition, and a gap is left between the partition and the bottom plate, a left side plate is arranged on the left side of the partition, a rear side plate is arranged at the rear end of the partition, and the left side plate, the rear side plate and the bottom plate are all movable inside the fast burning box, a cover plate is arranged on the right side of the partition, the partition is fixed between the left side plate, the cover plate and the rear side plate by welding, and the cover plate is movably fitted on the right side surface of the fast burning box, a heating plate is arranged inside the fast burning box, and the heating plate is fitted with the left side plate;
[0008] A water tank is arranged in the middle of the rear end of the fast burning box, a water dividing plate is arranged at the upper end of the interior of the fast burning box, a plurality of water outlets are arranged at the bottom of the water dividing plate, a water pipe is arranged at the upper end of the water dividing plate, and the water pipe penetrates the upper end of the fast burning box upward and extends into the interior of the water tank, a first water pump is arranged at one end of the water pipe, and the first water pump is located inside the water inlet tank, and a water filling port is arranged at the rear end of the water inlet tank.
[0009] Preferably, a plurality of through grooves are provided on the surface of the left side plate, and the through grooves are connected to the left and right sides of the left side plate.
[0010] Preferably, limit sliders are symmetrically arranged on both sides of the bottom end of the bottom plate, and slide rails are symmetrically arranged on the inner bottom end of the fast burning box. The limit sliders slide inside the slide rails, and the bottom plate slides to the right inside the fast burning box through the limit sliders.
[0011] Preferably, a first connecting tube is provided on the bottom surface of the rear side plate, and the first connecting tube extends out of the rear end of the rear side plate, a connecting tube head is provided at the rear end of the first connecting tube, a slide groove is provided on one side inside the fast burning box, and the connecting tube head moves inside the slide groove when the rear side plate slides inside the fast burning box.
[0012] Preferably, a connecting block is provided at one end of the slide groove, and the connecting block is slidably engaged with the connecting pipe head. When the connecting block and the connecting pipe head are slidably connected, the second connecting pipe is connected to the first connecting pipe, and the connecting block is fixed inside the fast-burning box. A second connecting pipe is provided at the rear end of the connecting block. The second connecting pipe is located inside the fast-burning box, and the second connecting pipe passes through the fast-burning box and is connected to the inside of the water tank. A second water pump is provided inside the water tank, and the second water pump is connected to the second connecting pipe.
[0013] Preferably, the upper end surface of the bottom plate is inclined toward the rear side plate.
[0014] Preferably, a handle is provided at the middle portion of the outer side of the cover plate.
[0015] Compared with the prior art, the beneficial effects of the utility model are:
[0016] 1. A plurality of partitions are arranged inside the fast burning box, and a blocking net is arranged on the surface of the partition. A metal mesh is placed on the partition. A water tank is arranged at the rear end of the fast burning box and a catalyst mixture is added. The catalyst mixture is pumped into the water outlet through a water pump so that the catalyst mixture is evenly sprayed on the metal mesh. The excess catalyst mixture flows downward through the metal mesh and the blocking net and finally flows back to the inside of the water tank, thereby forming a circulating water outlet that can fully adhere to the metal mesh with the catalyst mixture.
[0017] 2. The partition on which the metal mesh is placed is fixed between the left side plate, the rear side plate, the cover plate and the bottom plate through a semi-open installation, and the partition is pulled out from the inside of the fast burning box by sliding, so that the staff can load and unload the metal mesh. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 It is a side cross-sectional view of the overall structure of the utility model;
[0020] Figure 3 It is a front cross-sectional view of the overall structure of the utility model;
[0021] Figure 4 It is a top view of the overall structure of the utility model;
[0022] Figure 5 This is a schematic diagram of the installation of the connecting pipe head and the connecting block of the utility model;
[0023] In the figure: 1. fast burning box; 2. cover plate; 3. handle; 4. rear side plate; 5. heating plate; 6. bottom plate; 7. left side plate; 8. through groove; 9. partition; 10. screen; 11. water distribution plate; 12. water outlet; 13. water pipe; 14. water tank; 15. first water pump; 16. water inlet; 17. second water pump; 18. slide rail; 19. limit slider; 20. first connecting pipe; 21. connecting pipe head; 22. second connecting pipe; 23. connecting block; 24. slide groove. 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 of the embodiments.
[0025] See also Figure 1-5 , the utility model provides an embodiment: a denitration catalyst fast burning device, comprising a fast burning box 1;
[0026] Also includes:
[0027] A partition 9 is arranged inside the fast burning box 1, and the partition 9 is provided with a plurality of partitions that are evenly spaced and arranged inside the fast burning box 1. A blocking net 10 is arranged in the middle of the partition 9, and the blocking net 10 connects the upper and lower ends of the partition 9. A bottom plate 6 is arranged below the partition 9, and a gap is left between the partition 9 and the bottom plate 6. A left side plate 7 is arranged on the left side of the partition 9, and a rear side plate 4 is arranged at the rear end of the partition 9, and the left side plate 7, the rear side plate 4 and the bottom plate 6 are all movable inside the fast burning box 1. A cover plate 2 is arranged on the right side of the partition 9, and the partition 9 is fixed between the left side plate 7, the cover plate 2 and the rear side plate 4 by welding, and the cover plate 2 is movably fitted on the right side surface of the fast burning box 1. A heating plate 5 is arranged inside the fast burning box 1, and the heating plate 5 is fitted with the left side plate 7;
[0028] A water tank 14 is arranged in the middle of the rear end of the fast burning box 1. A water dividing plate 11 is arranged at the upper end of the interior of the fast burning box 1. A plurality of water outlets 12 are arranged at the bottom of the water dividing plate 11. A water pipe 13 is arranged at the upper end of the water dividing plate 11. The water pipe 13 penetrates the upper end of the fast burning box 1 and extends into the interior of the water tank 14. A first water pump 15 is arranged at one end of the water pipe 13. The first water pump 15 is located inside the water inlet tank 14. A water filling port 16 is arranged at the rear end of the water inlet tank 14.
[0029] The catalyst mixture is evenly sprayed on the metal mesh by pumping it into the water outlet 12, and the excess catalyst mixture flows downward through the metal mesh and the screen 10 and finally flows back to the inside of the water tank 14, thereby forming circulating water that can fully adhere to the metal mesh.
[0030] See also Figure 3 A plurality of through grooves 8 are provided on the surface of the left side plate 7 , and the through grooves 8 are connected to the left and right sides of the left side plate 7 , so that the heat generated by the heating plate 5 can pass through the left side plate 7 through the through grooves 8 .
[0031] See also Figure 2 , limit sliders 19 are symmetrically arranged on both sides of the bottom end of the bottom plate 6, and slide rails 18 are symmetrically arranged on the bottom end of the interior of the fast burning box 1. The limit sliders 19 slide inside the slide rails 18, and the bottom plate 6 slides to the right inside the fast burning box 1 through the limit sliders 19, so that the bottom plate 6 drives the partition plate 9 to slide inside the fast burning box 1.
[0032] See also Figure 2 A first connecting pipe 20 is provided on the bottom surface of the rear side plate 4, and the first connecting pipe 20 extends out of the rear end of the rear side plate 4, and a connecting pipe head 21 is provided at the rear end of the first connecting pipe 20, and a slide groove 24 is provided on one side inside the fast burning box 1, and when the rear side plate 4 slides inside the fast burning box 1, the connecting pipe head 21 moves inside the slide groove 24, so that the catalyst mixture remaining on the upper end of the bottom plate 6 can flow out from the first connecting pipe 20.
[0033] See also Figure 2 and Figure 5 A connecting block 23 is provided at one end of the slide groove 24, and the connecting block 23 is slidably engaged with the connecting pipe head 21. When the connecting block 23 is slidably connected with the connecting pipe head 21, the second connecting pipe 22 is connected with the first connecting pipe 20, and the connecting block 23 is fixed inside the fast burning box 1. A second connecting pipe 22 is provided at the rear end of the connecting block 23. The second connecting pipe 22 is located inside the fast burning box 1, and the second connecting pipe 22 passes through the fast burning box 1 and is connected to the inside of the water tank 14. A second water pump 17 is provided inside the water tank 14, and the second water pump 17 is connected to the second connecting pipe 22. When the rear side plate 4 slides into the inside of the fast burning box 1, the connecting pipe head 21 and the connecting block 23 are docked, so that the first connecting pipe 20 is connected with the second connecting pipe 22, which is convenient for the circulation of the catalyst mixture.
[0034] See also Figure 2 The upper end surface of the bottom plate 6 is inclined toward the rear side plate 4 , so that the catalyst mixture above the bottom plate 6 can smoothly enter the interior of the first connecting pipe 20 .
[0035] See also Figure 1 A handle 3 is provided at the middle part of the outer side of the cover plate 2 to facilitate pulling the cover plate 2.
[0036] Working principle: Pull out the cover plate 2 through the handle 3 to pull out the partition 9 from the fast burning box 1, put the metal mesh into the corresponding partition 9 in turn, then close the cover plate 2, add the catalyst mixture into the inside of the water tank 14 from the water inlet 16, start the first water pump 15, draw the catalyst mixture from the water pipe 13 into the inside of the fast burning box 1, and spray it evenly through the water outlet 12 to evenly cover the metal mesh, and at the same time start the heating plate 5 to fast-burn the inside of the fast burning box 1. The excess catalyst mixture flows downward through the metal mesh and the blocking net 10, and finally flows into the bottom plate 6. Under the action of the first connecting pipe 20 and the second water pump 17, it returns to the inside of the water tank 14, so that the catalyst mixture forms a circulating flow to circulate and coat the metal mesh, so that the metal mesh can be fully coated by the catalyst mixture.
[0037] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. A denitration catalyst fast burning device, comprising a fast burning box (1); Features: Also includes: A partition (9) is arranged inside a fast burning box (1), and a plurality of partitions (9) are arranged evenly spaced inside the fast burning box (1), a blocking net (10) is arranged in the middle of the partition (9), and the blocking net (10) is connected to the upper and lower ends of the partition (9), a bottom plate (6) is arranged below the partition (9), and a gap is left between the partition (9) and the bottom plate (6), a left side plate (7) is arranged on the left side of the partition (9), and a rear end of the partition (9) is provided. A rear side plate (4) is provided, and the left side plate (7), the rear side plate (4) and the bottom plate (6) are all movable inside the fast burning box (1); a cover plate (2) is provided on the right side of the partition plate (9); the partition plate (9) is fixed between the left side plate (7), the cover plate (2) and the rear side plate (4) by welding, and the cover plate (2) is movably attached to the right side surface of the fast burning box (1); a heating plate (5) is provided inside the fast burning box (1), and the heating plate (5) is attached to the left side plate (7); A water tank (14) is arranged at the middle of the rear end of the fast burning box (1); a water distribution plate (11) is arranged at the upper end of the interior of the fast burning box (1); a plurality of water outlets (12) are arranged at the bottom of the water distribution plate (11); a water pipe (13) is arranged at the upper end of the water distribution plate (11); the water pipe (13) penetrates upward through the upper end of the fast burning box (1) and extends into the interior of the water tank (14); a first water pump (15) is arranged at one end of the water pipe (13); the first water pump (15) is located inside the water inlet tank (14); and a water filling port (16) is arranged at the rear end of the water inlet tank (14).
2. A denitration catalyst fast burning device according to claim 1, characterized in that: A plurality of through grooves (8) are provided on the surface of the left side plate (7), and the through grooves (8) are connected to the left and right sides of the left side plate (7).
3. A denitration catalyst fast burning device according to claim 1, characterized in that: Limiting sliders (19) are symmetrically arranged on both sides of the bottom end of the bottom plate (6), and slide rails (18) are symmetrically arranged on the bottom end of the interior of the quick burning box (1). The limiting sliders (19) slide inside the slide rails (18), and the bottom plate (6) slides to the right inside the quick burning box (1) via the limiting sliders (19).
4. A denitration catalyst fast burning device according to claim 1, characterized in that: A first connecting pipe (20) is provided on the bottom surface of the rear side plate (4), and the first connecting pipe (20) extends out of the rear end of the rear side plate (4); a connecting pipe head (21) is provided at the rear end of the first connecting pipe (20); a sliding groove (24) is provided on one side inside the fast burning box (1), and when the rear side plate (4) slides inside the fast burning box (1), the connecting pipe head (21) moves inside the sliding groove (24).
5. A denitration catalyst fast burning device according to claim 4, characterized in that: A connecting block (23) is provided at one end of the slide groove (24), and the connecting block (23) is slidably engaged with the connecting pipe head (21). When the connecting block (23) is slidably connected with the connecting pipe head (21), the second connecting pipe (22) is connected to the first connecting pipe (20), and the connecting block (23) is fixed inside the fast burning box (1). A second connecting pipe (22) is provided at the rear end of the connecting block (23), and the second connecting pipe (22) is located inside the fast burning box (1). The second connecting pipe (22) passes through the fast burning box (1) and is connected to the inside of the water tank (14). A second water pump (17) is provided inside the water tank (14), and the second water pump (17) is connected to the second connecting pipe (22).
6. A denitration catalyst fast burning device according to claim 1, characterized in that: The upper end surface of the bottom plate (6) is arranged to be inclined in the direction of the rear side plate (4).
7. A denitration catalyst fast burning device according to claim 1, characterized in that: A handle (3) is provided at the middle portion of the outer side of the cover plate (2).