Dust removal device for denitration catalyst module workshop

Abstract

The utility model discloses a dedusting device for a denitration catalyst module workshop, and relates to the technical field of workshop dedusting, the dedusting device comprises a mounting wall plate and a side wall plate, the mounting wall plate is provided with a sliding groove, a sliding block is slidably connected in the sliding groove, the sliding block is fixedly connected with a supporting plate, the supporting plate is provided with a first driving part, and the first driving part is fixedly connected with the side wall plate. The driving part I is fixedly connected with a connecting plate, the connecting plate is provided with a brush plate, a driving part II which is connected with the brush plate to drive the brush plate to rotate is arranged above the connecting plate, and a bracket for supporting a denitration catalyst is arranged below the brush plate; the side wall plate is provided with a positive pressure source part, and the other side wall plate is provided with a negative pressure dust removal part. According to the device, the brush plate is driven by the first driving piece to be close to or away from the denitration catalysts, dust of the multiple denitration catalysts can be removed at the same time under sliding of the sliding blocks, and the second driving piece is used for driving the brush plate to rotate and driving the positive pressure source part to remove dust in denitration catalyst holes.

Description

TECHNICAL FIELD

[0001] The application relates to a dust removal device for a denitration catalyst module workshop. BACKGROUND

[0002] The denitration catalyst is a catalyst applied to an SCR denitration system of a power plant, and mainly adopts copper catalysts, chromium catalysts, titanium-based catalysts and the like. By adding ammonia in a total amount in a flue, reaction points fixed on the SCR catalyst are caused to react with NO x and NH3 to generate N2 and H2O, so that the denitration effect is achieved. Moreover, the SCR denitration catalyst can not only reduce harmful substances such as sulfates and carbon dioxide in tail gas, but also can achieve the environmental protection effect of purifying waste gas.

[0003] The conventional dust removal mode adopts a blowing mode for dust removal, and cannot remove dust attached to holes in the denitration catalyst module, so that the dust removal effect of the denitration catalyst module is poor. CONTENT OF THE INVENTION

[0004] The application aims to provide a dust removal device for a denitration catalyst module workshop, so as to improve the dust removal effect.

[0005] The dust removal device for the denitration catalyst module workshop provided by the application adopts the following technical scheme:

[0006] The dust removal device for the denitration catalyst module workshop comprises a mounting wall plate and a side wall plate, the mounting wall plate is provided with a sliding groove, a sliding block is slidably connected in the sliding groove, the sliding block is fixedly connected with a support plate, a driving member one is arranged on the side of the support plate away from the sliding groove, a connecting plate is fixedly connected on the side of the driving member one away from the sliding groove, a brush plate is arranged on the side of the connecting plate close to the denitration catalyst, a driving member two is arranged above the connecting plate and connected with the brush plate to drive the brush plate to rotate, and a support is arranged below the brush plate to support the denitration catalyst.

[0007] According to the above technical scheme, the brush plate is driven by the driving member one to be close to or away from the denitration catalyst, and can simultaneously remove dust from multiple denitration catalysts by sliding the sliding block. The dust in the holes of the denitration catalyst is removed by driving the brush plate to rotate by the driving member two and by the positive pressure source, and the removed dust is sucked by the negative pressure dust removal part, so that the denitration catalyst is completely cleaned.

[0008] Optionally, the support frame comprises a support surface, support rods fixedly connected to four corners of the support surface; a cam is arranged on a side of the support surface away from the denitration catalyst and at the four corners of the support surface, the cam is connected with a driving member three for driving the cam to rotate, and an outer side wall of the cam is abuttable against the support surface.

[0009] By adopting the above technical scheme, the cam is arranged on one side of the support surface, the driving member three drives the cam to rotate, and dust that is not easily swept out of the hole of the denitration catalyst module can be vibrated and fallen off.

[0010] Optionally, the outer side wall of the cam is provided with a protective layer one.

[0011] By adopting the above technical scheme, the protective layer one of the outer side wall of the cam is designed to reduce the wear of the cam when the cam abuts against the support surface.

[0012] Optionally, an extension pipe is sleeved on a side of the support rod away from the support surface, and the extension pipe is in sliding connection with the support rod.

[0013] By adopting the above technical scheme, the extension pipe is sleeved on one side of the support rod, and the support rod is in sliding connection in the extension pipe, so that the support rod will not be separated from the ground when the cam vibrates the support surface.

[0014] Optionally, an end wall of the support rod located inside the extension pipe is provided with a protective layer two.

[0015] By adopting the above technical scheme, the side of the support rod close to the extension pipe is provided with the protective layer two, so as to prevent the support rod from causing wear to the inner side wall of the extension pipe and prolong the service life of the support rod and the extension pipe.

[0016] Optionally, a side wall of the protective layer two abutting against the inner side wall of the extension pipe is provided with an oil storage groove, and lubricating oil is arranged in the oil storage groove.

[0017] By adopting the above technical scheme, the lubricating oil arranged on one side of the protective layer two can reduce the resistance between the support rod and the extension pipe, so that the support rod slides more smoothly in the extension pipe and the wear is reduced.

[0018] Optionally, a square fixing groove is formed in a side of a transmission shaft of the driving member two close to the denitration catalyst, the brush plate is provided with a protruding block matched with the square fixing groove, a magnetic member is arranged on an inner side wall of the square fixing groove, and the brush plate is provided with an attracting member matched with the magnetic member.

[0019] By adopting the above technical scheme, the square fixing groove is formed in the transmission shaft, the protruding block is arranged on the brush plate, the protruding block is matched with the square fixing groove, the magnetic member is arranged in the square fixing groove, and the attracting member is arranged on the brush plate, so that the brush plate is easily detached from the transmission shaft and is easily installed on the transmission shaft.

[0020] Optionally, both ends of the side wall plate are provided with support seats, a square slide rod is arranged between the two support seats, a sliding block is slidably connected to the square slide rod, the sliding block is provided with a clearance hole, and the ventilation pipe is arranged in communication with the clearance hole.

[0021] By adopting the above technical scheme, the positive pressure source part can slide on the square slide rod, and can blow air to different corners of the denitration catalyst module, so that the dust removal effect is good.

[0022] In summary, the present application has the following beneficial technical effects of at least one denitration catalyst module workshop dust removal device:

[0023] 1. The brush plate is driven by the driving part 1 to approach or move away from the denitration catalyst, and under the sliding of the sliding block, the dust of multiple denitration catalysts can be removed at the same time. The driving part 2 drives the brush plate to rotate and the positive pressure source part to clean the dust in the hole of the denitration catalyst, and then the negative pressure dust removal part is used to suck and clean the dust, so that the denitration catalyst module is completely cleaned;

[0024] 2. The cam is designed on one side of the support surface, the driving part 3 drives the cam to rotate, so that the dust that is not easy to blow in the hole of the denitration catalyst module can be vibrated and fallen off;

[0025] 3. The extension pipe is arranged on one side of the support rod, and the support rod is slidably connected in the extension pipe, so that when the cam vibrates the support surface, the support rod will not be separated from the ground. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a whole structure schematic view of a denitration catalyst module workshop dust removal device according to an embodiment of the present application;

[0027] Figure 2 is a second view structure schematic view of a denitration catalyst module workshop dust removal device according to an embodiment of the present application;

[0028] Figure 3 is a position relationship diagram of a protective layer 1 of a denitration catalyst module workshop dust removal device according to an embodiment of the present application;

[0029] Figure 4 is a position relationship diagram of a protective layer 2 of a denitration catalyst module workshop dust removal device according to an embodiment of the present application;

[0030] Figure 5 is a position relationship diagram of a transmission shaft square fixed groove and a brush plate protruding block of a denitration catalyst module workshop dust removal device according to an embodiment of the present application.

[0031] In the figure, 1, installation wallboard; 11, sliding groove; 12, sliding block; 13, support plate; 14, driving piece one; 2, side wallboard; 3, connecting plate; 31, transmission shaft; 311, square fixed groove; 312, magnetic piece; 32, brush plate; 321, convex block; 322, dust suction accessory; 33, driving piece two; 4, support; 41, support surface; 42, support rod; 421, protective layer two; 422, oil storage groove; 423, lubricating oil; 43, cam; 431, protective layer one; 432, driving piece three; 44, extension pipe; 5, ventilation opening; 51, ventilation pipe; 52, positive pressure source part; 6, pipe; 7, support seat; 71, square slide rod; 72, sliding block; 73, clearance hole; 8, denitration catalyst. DETAILED DESCRIPTION

[0032] The following will be described in detail below Figure 1 -APPENDIX Figure 5 The present application is further described in detail.

[0033] A denitration catalyst module workshop dust removal device, referring to Figure 1 、 Figure 2 , including installation wallboard 1, side wallboard 2, installation wallboard 1 is provided with sliding groove 11, sliding groove 11 is T-shaped groove, sliding groove 11 is slidably connected with sliding block 12 through motor, sliding block 12 is T-shaped block, sliding block 12 is fixedly connected with support plate 13 through welding, the side away from sliding groove 11 of support plate 13 is provided with driving piece one 14, driving piece one 14 is hydraulic cylinder. The side away from sliding groove 11 of driving piece one 14 is fixedly connected with connecting plate 3 through screw, the side close to denitration catalyst 8 of connecting plate 3 is provided with brush plate 32, the upper of connecting plate 3 is provided with driving piece two 33 connected with brush plate 32 to drive brush plate 32 to rotate, driving piece two 33 is motor, driving piece two 33 drives brush plate 32 to rotate through shaft penetrating connecting plate 3. The lower of brush plate 32 is provided with support 4 supporting denitration catalyst 8; side wallboard 2 is provided with ventilation opening 5, ventilation opening 5 is provided with ventilation pipe 51 penetrating, ventilation pipe 51 is communicated with positive pressure source part 52, positive pressure source part 52 is axial flow fan, the other side wallboard 2 is provided with negative pressure dust removal part for dust suction, negative pressure bag dust collector (not shown in the figure), negative pressure bag dust collector extends to the inside of side wallboard 2 through pipe 6. Both ends of side wallboard 2 are provided with support seat 7, square slide rod 71 is arranged between two support seats 7, square slide rod 71 is slidably connected with sliding block 72, motor drives sliding block 72 to slide on square slide rod 71, sliding block 72 is provided with clearance hole 73, ventilation pipe 51 and clearance hole 73 are communicated to be provided with, so that positive pressure source part 52 can slide on square slide rod 71, positive pressure source part 52 can blow denitration catalyst 8 in each corner.

[0034] Refer to Figure 1 、 Figure 3 ,Figure 4 The support 4 includes a support surface 41 and support rods 42 fixedly connected to the four corners of the support surface 41 by welding. Cams 43 are provided at the four corners of the support surface 41 on the side away from the denitrification catalyst 8. Each cam 43 is connected to a drive component 432, which is a motor, to drive the cam 43 to rotate via a shaft. The outer wall of the cam 43 can abut against the support surface 41, and a protective layer 431, made of rubber, is provided on the outer wall of the cam 43. An extension tube 44 is sleeved on the side of the support rod 42 away from the support surface 41. The extension tube 44 is slidably connected to the support rod 42, ensuring that the support rod 42 does not detach from the ground when the cam 43 vibrates the support surface 41. A second protective layer 421 is provided on one end wall of the support rod 42 located inside the extension tube 44. The second protective layer 421 is made of rubber and is connected to the support rod 42 by screws. An oil reservoir 422 is provided on the side wall of the second protective layer 421 that is in contact with the inner side wall of the extension tube 44. Lubricating oil 423 is provided in the oil reservoir 422 to reduce the resistance between the support rod 42 and the extension tube 44, so that the support rod 42 slides more smoothly in the extension tube 44.

[0035] Reference Figure 1 , Figure 5 The drive shaft 31 of the second drive component 33 has a square fixing groove 311 on the side near the denitrification catalyst 8. The brush plate 32 is provided with a protrusion 321 that matches the square fixing groove 311. The inner wall of the square fixing groove 311 is provided with a magnetic component 312. The brush plate 32 is provided with an adsorption component 322 that attracts the magnetic component 312, making it easy to disassemble and install the brush plate 32.

[0036] The implementation principle of this application embodiment is as follows: Under the drive of the first driving member 14, the brush plate 32 moves closer to or further away from the denitrification catalyst 8. Under the sliding of the sliding block 12, it can simultaneously remove dust from multiple denitrification catalysts 8. Under the action of the second driving member 33, the brush plate 32 cleans the dust in the holes of the denitrification catalyst 8. The cam 43 under the support surface 41 allows the dust that is not easily blown down in the holes of the denitrification catalyst 8 module to vibrate and fall off. The positive pressure source part 52 slides on the square slide rod 71, which can lift the dust in each corner of the denitrification catalyst 8. The negative pressure dust removal part sucks away the dust, so that the dust in the denitrification catalyst 8 module is thoroughly cleaned.

[0037] The embodiments described in this specific implementation are preferred embodiments of this application and are not intended to limit the scope of protection of this application. Identical components are represented by the same reference numerals. Therefore, all equivalent changes made to the structure, shape, and principle of this application should be covered within the scope of protection of this application.

Claims

1. A denitration catalyst module plant workshop dust removal device characterized by: Including installation wallboard (1), side wallboard (2), the installation wallboard (1) is opened sliding groove (11), the sliding groove (11) is slidably connected with sliding block (12), the sliding block (12) is fixedly connected with support plate (13), the support plate (13) is provided with drive piece one (14) on the side away from sliding groove (11), the drive piece one (14) is fixedly connected with connecting plate (3) on the side away from sliding groove (11), the connecting plate (3) is provided with brush plate (32) on the side close to denitration catalyst (8), the connecting plate (3) is provided with drive piece two (33) connected with brush plate (32) to drive brush plate (32) rotation above, the brush plate (32) is provided with support bracket (4) below and supports denitration catalyst (8), the side wallboard (2) is opened vent (5), the vent (5) is provided with ventilation pipe (51) through, ventilation pipe (51) is communicated with positive pressure source part (52), another side wallboard (2) is provided with negative pressure dust removal part for dust suction.

2. The denitration catalyst module plant dust removal device according to claim 1, characterized in that: The support bracket (4) includes a support surface (41), and support rods (42) fixedly connected to four corners of the support surface (41); the support surface (41) is provided with a cam (43) on the side away from the denitration catalyst (8) and at the four corners of the support surface (41); the cam (43) is connected with a drive member three (432) for driving the cam (43) to rotate; and an outer side wall of the cam (43) is abuttable with the support surface (41).

3. The denitration catalyst module plant dedusting device according to claim 2, characterized in that: The outer side wall of the cam (43) is provided with a first protective layer (431).

4. The denitration catalyst module plant dust removal device according to claim 2, characterized in that: The support rod (42) is sleeved with an extension pipe (44) on the side away from the support surface (41); and the extension pipe (44) is slidably connected with the support rod (42).

5. The dedusting device for a de-NOx catalyst module workshop according to claim 4, characterized in that: An end wall of the support rod (42) located inside the extension pipe (44) is provided with a second protective layer (421).

6. The dedusting device for a de-NOx catalyst module workshop according to claim 5, characterized in that: A side wall of the second protective layer (421) abutting with an inner side wall of the extension pipe (44) is provided with an oil storage groove (422); and the oil storage groove (422) is provided with lubricating oil (423).

7. The denitration catalyst module plant dedusting device according to claim 1, characterized in that: A square fixing groove (311) is formed on the side of a transmission shaft (31) of the drive member two (33) close to the denitration catalyst (8); the brush plate (32) is provided with a protruding block (321) matched with the square fixing groove (311); a magnetic member (312) is arranged on an inner side wall of the square fixing groove (311); and the brush plate (32) is provided with an attracting accessory (322) attracted to the magnetic member (312).

8. The denitration catalyst module plant dust removal device according to claim 1, characterized in that: Both ends of the side wallboard (2) are provided with support seats (7); a square slide rod (71) is arranged between the two support seats (7); the square slide rod (71) is slidably connected with a sliding block (72); the sliding block (72) is provided with a clearance hole (73); and the ventilation pipe (51) is arranged in communication with the clearance hole (73).

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