SCR (Selective Catalytic Reduction) denitration catalyst regeneration deashing device

Abstract

The utility model discloses an SCR denitration catalyst regeneration deashing device which comprises a deashing box and a dustproof mechanism, the dustproof mechanism is of an inverted U-shaped structure and comprises two fixing discs, an adjusting plate and a fixing plate, the fixing discs are installed in the middles of the two sides of the deashing box respectively, adjusting grooves are formed in the surfaces of the fixing discs, and the adjusting plates are arranged in the adjusting grooves. The adjusting groove is of a semi-annular structure, and a guide groove is formed in the inner wall. The box door is closed after an SCR denitration catalyst is put into the ash removal box, then the adjusting plate is rotated to drive the upper telescopic cover and the telescopic cover to be unfolded, the front portion of the ash removal box is covered on the inner side of the dustproof mechanism, dust flowing out in the working process can be blocked by the dustproof mechanism, the dust is prevented from flying everywhere, and the dust removal efficiency is improved. And meanwhile, dust flowing out is absorbed through dust removal holes formed in the surfaces of the bottom plate and the top plate, dust drifting is further reduced, and the influence of dust removal on the working environment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of SCR denitration catalyst regeneration, in particular to an SCR denitration catalyst regeneration and dust cleaning device. Background Art

[0002] The application places of honeycomb SRC denitrification catalyst are coal-fired boilers, sintering machines, cement kilns, lime kilns, etc. The on-site operating conditions are relatively complex, and the honeycomb SRC denitrification catalyst has a small pitch and is prone to clogging. Therefore, the SCR denitrification catalyst needs to be cleaned during the regeneration process.

[0003] Most existing cleaning devices are box structures. When a honeycomb SRC denitration catalyst is placed in a cleaning box for cleaning, dust falling off its surface will flow out through the gap between the box and the door, affecting the working environment. Therefore, an SCR denitration catalyst regeneration cleaning device is proposed. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the shortcomings of the existing technology, the utility model provides an SCR denitration catalyst regeneration cleaning device, which solves the problem that most existing cleaning devices are box structures. When the honeycomb SRC denitration catalyst is placed in the cleaning box for cleaning, the dust falling off its surface will flow out through the gap between the box and the door, affecting the working environment.

[0006] (2) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: an SCR denitrification catalyst regeneration cleaning device, comprising a cleaning box and a dust-proof mechanism, the dust-proof mechanism is an inverted U-shaped structure and the dust-proof mechanism includes two fixed plates, an adjustment plate and a fixed plate, the fixed plates are respectively installed in the middle of both sides of the cleaning box, an adjustment groove is provided on the surface of the fixed plate, the adjustment groove is a semi-annular structure and a guide groove is provided on the inner wall, the end of the adjustment plate extends into the adjustment groove and is provided with a guide wheel, the guide wheel extends into the guide groove, the fixed plate is vertically installed on the top of the fixed plate, a side telescopic cover is installed between the fixed plate and the adjustment plate, an upper telescopic cover is installed between the two fixed plates and the two adjustment plates, a magnetic plate is also installed on the upper end of the opposite surfaces of the fixed plate and the adjustment plate, and a cleaning mechanism is also installed inside the cleaning box.

[0008] As a further preferred embodiment of the present invention, the dust cleaning mechanism includes an air outlet plate, a return air plate and an ultrasonic device. The backs of the air outlet plate and the return air plate are fixed with adjustment tubes and are rotatably installed on both sides of the interior of the dust cleaning box through the adjustment tubes. Air outlets are provided on the opposite surfaces of the air outlet plate and the return air plate, and the surfaces of the adjustment tubes are rotatably connected to air guide plates.

[0009] As a further preferred embodiment of the present invention, a support platform is formed on the inner bottom of the dust cleaning box, and the ultrasonic device is installed below the support platform.

[0010] As a further preferred embodiment of the present invention, a dust collector and a filter device are installed on the back of the dust cleaning box, and the air inlet and air outlet of the filter device are both equipped with return air ducts. The return air duct located at the air inlet of the filter device extends to the interior of the dust cleaning box and is connected to the air guide plate on the left. The air outlet of the dust collector is equipped with an air outlet duct, and the air outlet duct extends to the interior of the dust cleaning box and is connected to the air guide plate on the right.

[0011] As a further preferred embodiment of the present invention, a bottom plate is installed at the lower end of the front surface of the dust cleaning box, a top plate is installed between the two fixed plates, a number of dust removal holes are evenly opened on the surfaces of the top plate and the bottom plate, and an air guide duct is installed on the air guide plate located on the left side of the dust cleaning box, and the ends of the air guide duct are respectively connected to the bottom plate and the top plate.

[0012] As a further preferred embodiment of the present invention, a motor is mounted on the outer wall of the fixed disk, and a power output end of the motor is connected to the regulating tube.

[0013] (3) Beneficial effects

[0014] The utility model provides an SCR denitration catalyst regeneration and cleaning device. It has the following beneficial effects:

[0015] The utility model puts the SCR denitration catalyst into the dust cleaning box, closes the box door, then rotates the adjustment plate to drive the upper telescopic cover and the telescopic cover to unfold, and covers the front of the dust cleaning box on the inside of the dustproof mechanism. The dust flowing out during the working process will be blocked by the dustproof mechanism to prevent the dust from flying everywhere. At the same time, the dust flowing out is absorbed through the dust removal holes opened on the surface of the bottom plate and the top plate, further reducing the dust from floating and reducing the impact of the dust cleaning on the working environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of the SCR denitration catalyst regeneration and cleaning device of the utility model;

[0017] Figure 2 This is a structural diagram of the dust-proof mechanism of the present invention;

[0018] Figure 3This is a diagram of the internal structure of the fixed disk of the utility model;

[0019] Figure 4 This is a diagram of the internal structure of the dust cleaning box described in the present utility model.

[0020] In the figure: 1. dust cleaning box; 2. dust prevention mechanism; 3. fixed plate; 4. adjustment slot; 5. motor; 6. adjustment plate; 7. side telescopic cover; 8. fixed plate; 9. magnetic plate; 10. upper telescopic cover; 11. top plate; 12. dust removal hole; 13. guide wheel; 14. guide slot; 15. adjustment pipe; 16. air outlet; 17. air outlet plate; 18. air outlet duct; 19. dust collector; 20. return air duct; 21. filter device; 22. return air plate; 23. air guide duct; 24. air guide plate; 25. ultrasonic device; 26. support platform. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described 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.

[0022] See also Figure 1-4 The embodiment of the utility model provides a technical solution: an SCR denitration catalyst regeneration cleaning device, comprising a cleaning box 1 and a dust prevention mechanism 2, the dust prevention mechanism 2 is an inverted U-shaped structure and the dust prevention mechanism 2 includes two fixed plates 3, an adjustment plate 6 and a fixed plate 8, the fixed plates 3 are respectively installed in the middle of both sides of the cleaning box 1, an adjustment groove 4 is opened on the surface of the fixed plate 3, the adjustment groove 4 is a semi-annular structure and a guide groove 14 is opened on the inner wall, the end of the adjustment plate 6 extends into the adjustment groove 4 and is provided with a guide wheel 13, the guide wheel 13 extends Into the guide groove 14, the fixed plate 8 is vertically installed on the top of the fixed disk 3, and a side telescopic cover 7 is installed between the fixed plate 8 and the adjusting plate 6. An upper telescopic cover 10 is installed between the two fixed plates 8 and the two adjusting plates 6. A magnetic plate 9 is also installed on the upper end of the opposite surfaces of the fixed plate 8 and the adjusting plate 6. A dust cleaning mechanism is also installed inside the dust cleaning box 1. The entire dust-proof mechanism 2 is unfolded by pushing the adjusting plate 6. The unfolded dust-proof mechanism 2 covers the front half of the dust cleaning box 1 on the inside, reduces the height of the outflowing dust, and absorbs the outflowing dust.

[0023] Further improved, the dust cleaning mechanism includes an air outlet plate 17, a return air plate 22, and an ultrasonic device 25. Adjustment tubes 15 are fixed to the backs of both air outlet plates 17 and return air plate 22, and are rotatably mounted on both sides of the interior of the dust cleaning box 1 via the adjustment tubes 15. Air vents 16 are provided on opposing surfaces of the air outlet plates 17 and return air plate 22, and air guide plates 24 are rotatably connected to the surfaces of the adjustment tubes 15. A support 26 is formed on the inner bottom of the dust cleaning box 1, and the ultrasonic device 25 is mounted below the support 26. The support 26 supports the SCR denitration catalyst, and the ultrasonic device 25 can remove dust adhering to the SCR denitration catalyst.

[0024] For further improvement, a dust collector 19 and a filter device 21 are installed on the back of the dust cleaning box 1, and the air inlet and outlet of the filter device 21 are both equipped with return air ducts 20. The return air duct 20 located at the air inlet of the filter device 21 extends to the interior of the dust cleaning box 1 and is connected to the air guide plate 24 on the left. The air outlet of the dust collector 19 is equipped with an air outlet duct 18, and the air outlet duct 18 extends to the interior of the dust cleaning box 1 and is connected to the air guide plate 24 on the right. The dust collector 19 provides cleaning and dust removal wind force, and the filter mechanism filters the inhaled air to reduce dust in the air.

[0025] For further improvement, a bottom plate is installed at the lower end of the front surface of the dust cleaning box 1, a top plate 11 is installed between the two fixed plates 8, a number of dust removal holes 12 are evenly opened on the surfaces of the top plate 11 and the bottom plate, and an air duct 23 is installed on the air guide plate 24 located on the left side of the dust cleaning box 1, and the ends of the air duct 23 are respectively connected to the bottom plate and the top plate 11, so that the dust flowing out is removed through the bottom plate and the top plate 11.

[0026] As a further improvement, a motor 5 is installed on the outer wall of the fixed plate 3 , and the power output end of the motor 5 is connected to the regulating tube 15 . The motor 5 drives the regulating tube 15 to rotate, thereby driving the return air plate 22 and the air outlet plate 17 .

[0027] Working principle: open the box door, place the SCR denitration catalyst on the support 26, close the box door and turn on the dust collector 19, motor 5 and ultrasonic device 25. The ultrasonic device 25 drives the SCR denitration catalyst to vibrate, so that the dust attached to its surface falls off quickly. The motor 5 drives the air outlet disc 17 and the return air disc 22 to rotate. The air outlet disc 17 blows air and the return air disc 22 sucks air. The dust and air are sucked in and introduced into the filter device 21. After filtration, they enter the dust collector 19. The dust flowing out through the gap between the box door and the box body is sucked in through the dust removal hole 12 to further reduce dust. After cleaning is completed, the dust prevention mechanism 2 is reset and the SCR denitration catalyst can be taken out.

[0028] The components of the present invention are 1, dust box; 2, dust prevention mechanism; 3, fixed plate; 4, adjustment slot; 5, motor; 6, adjustment plate; 7, side telescopic cover; 8, fixed plate; 9, magnetic plate; 10, upper telescopic cover; 11, top plate; 12, dust removal hole; 13, guide wheel; 14, guide slot; 15, adjustment pipe; 16, air outlet; 17, air outlet plate; 18, air outlet duct; 19, dust collector; 20, return air duct; 21, filter device; 22, return air plate; 23, air guide duct; 24, air guide plate; 25, ultrasonic device; 26, support platform, all of which are universal standard parts or parts known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods. The problem solved by the present invention is that the existing suspension The cable clamping structure is not convenient for flexible adjustment. Most of them adopt fixed hanging and clamping. Some curved sections are not suitable. Some cables will bend during the installation process, affecting the quality of the cables. The utility model combines the above-mentioned components. After the SCR denitrification catalyst is placed into the cleaning box 1, the box door is closed, and then the adjustment plate 6 is rotated to drive the upper telescopic cover 10 and the telescopic cover to unfold, and the front of the cleaning box 1 is covered on the inside of the dustproof mechanism 2. The dust flowing out during the operation will be blocked by the dustproof mechanism 2 to prevent the dust from flying everywhere. At the same time, the dust flowing out is absorbed through the dust removal holes 12 opened on the surface of the bottom plate and the top plate 11, further reducing the dust from floating and reducing the impact of cleaning on the working environment.

[0029] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from all perspectives, the embodiments should be regarded as illustrative and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes that fall within the meaning and range of equivalents of the claims be included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0030] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. An SCR denitration catalyst regeneration and cleaning device, comprising a cleaning box (1) and a dust prevention mechanism (2), characterized in that: The dust-proof mechanism (2) is an inverted U-shaped structure and comprises two fixed plates (3), an adjusting plate (6) and a fixed plate (8). The fixed plates (3) are respectively mounted on the middle of both sides of the dust cleaning box (1). An adjusting groove (4) is provided on the surface of the fixed plate (3). The adjusting groove (4) is a semi-annular structure and a guide groove (14) is provided on the inner wall. The end of the adjusting plate (6) extends into the adjusting groove (4) and is provided with a guide wheel (13). The guide wheel (13) extends into the guide groove (14). The fixed plate (8) is vertically mounted on the top of the fixed plate (3). A side telescopic cover (7) is installed between the fixed plate (8) and the adjusting plate (6). An upper telescopic cover (10) is installed between the two fixed plates (8) and the two adjusting plates (6). A magnetic plate (9) is also installed on the upper end of the opposite surfaces of the fixed plate (8) and the adjusting plate (6). A dust cleaning mechanism is also installed inside the dust cleaning box (1).

2. The SCR denitration catalyst regeneration and cleaning device according to claim 1, characterized in that: The dust cleaning mechanism comprises an air outlet plate (17), an air return plate (22) and an ultrasonic device (25); the backs of the air outlet plate (17) and the air return plate (22) are fixed with regulating tubes (15) and are rotatably mounted on both sides of the interior of the dust cleaning box (1) through the regulating tubes (15); air outlets (16) are provided on opposite surfaces of the air outlet plate (17) and the air return plate (22); and the surfaces of the regulating tubes (15) are rotatably connected with air guide plates (24).

3. The SCR denitration catalyst regeneration and cleaning device according to claim 2, characterized in that: A support platform (26) is formed on the inner bottom of the dust cleaning box (1), and the ultrasonic device (25) is installed below the support platform (26).

4. The SCR denitration catalyst regeneration and cleaning device according to claim 1, characterized in that: The back of the dust cleaning box (1) is equipped with a dust collector (19) and a filter device (21), and the air inlet and air outlet of the filter device (21) are both equipped with a return air duct (20). The return air duct (20) located at the air inlet of the filter device (21) extends into the interior of the dust cleaning box (1) and is connected to the air guide plate (24) on the left side. The air outlet of the dust collector (19) is equipped with an air outlet duct (18), and the air outlet duct (18) extends into the interior of the dust cleaning box (1) and is connected to the air guide plate (24) on the right side.

5. The SCR denitration catalyst regeneration and cleaning device according to claim 1, characterized in that: A bottom plate is installed at the lower end of the front surface of the dust cleaning box (1), a top plate (11) is installed between the two fixed plates (8), a plurality of dust removal holes (12) are evenly opened on the surfaces of the top plate (11) and the bottom plate, an air guide duct (23) is installed on the air guide plate (24) located on the left side of the dust cleaning box (1), and the ends of the air guide duct (23) are respectively connected to the bottom plate and the top plate (11).

6. The SCR denitration catalyst regeneration and cleaning device according to claim 1, characterized in that: A motor (5) is mounted on the outer wall of the fixed disk (3), and a power output end of the motor (5) is connected to a regulating tube (15).

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