Lower cathode frame of wet-type electric dust remover

Abstract

The utility model discloses a lower cathode frame of a wet-type electric dust remover, which relates to the technical field of wet-type electric dust removers and comprises a cathode frame body, two symmetrical semicircular snap rings are sleeved on the outer side of the cathode frame body, and bumps are fixedly arranged at two ends of each semicircular snap ring. The side faces and the interiors of the adjacent protruding blocks are fixedly provided with inserting plates and inserting holes correspondingly, the upper ends of the outer sides of the inserting holes are provided with limiting rods, the outer sides of the limiting rods are sleeved with first springs, the upper ends of the two semicircular clamping rings are fixedly provided with symmetrical U-shaped plates, clamping blocks matched with the U-shaped plates in size are clamped to the inner sides of the U-shaped plates, and a water spraying assembly is fixedly arranged between the two clamping blocks. The water spraying assembly comprises a plurality of transverse pipes and longitudinal pipes which are fixedly communicated with one another, a plurality of evenly-distributed spraying holes are formed in the bottom ends of the transverse pipes and the longitudinal pipes, a pressing plate is arranged at the upper end of the U-shaped plate, and a second spring is arranged on the side face of the pressing plate. According to the utility model, the cathode frame body and the water spraying assembly can be quickly disassembled and assembled, the operation is simple, and the efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of wet electrostatic precipitators, and particularly relates to a lower cathode frame of a wet electrostatic precipitator. Background Technique

[0002] As an advanced flue gas treatment technology, wet electrostatic precipitation technology has been widely used at home and abroad with good results. The wet electrostatic precipitator is the equipment embodiment of wet electrostatic precipitation technology, and the wet electrostatic precipitator has a good removal effect on acid mist, toxic heavy metals, and PM10, especially fine dust of PM2.5.

[0003] It is found that the Chinese utility model patent with the publication number of CN216094261U discloses a lower cathode frame of a wet electrostatic precipitator, which includes a cathode frame body. An auxiliary frame is sleeved outside the cathode frame body. The auxiliary frame includes a first frame and a second frame. Installation grooves are fixedly opened on the inner walls of the opposite sides of the first frame and the second frame. Anti-slip pads are fixedly arranged on the upper and lower inner walls of the installation grooves. A plurality of installation sleeves are fixedly connected to the first frame and the second frame. A spray pipe is fixedly sleeved in a plurality of the installation sleeves. The spray pipe is divided into a longitudinal pipe and a transverse pipe. The longitudinal pipe and the transverse pipe are communicated, and a plurality of spray holes are fixedly opened at the lower ends. In the utility model, the device has a simple structure, strong corrosion resistance, high structural strength, and is easy to disassemble and replace the spray device on the cathode frame, which is very convenient.

[0004] However, the above structure has deficiencies. The first frame and the second frame are fixed by bolts, and tools are required for disassembly and assembly, which is relatively cumbersome. Moreover, one end of the spray pipe is first engaged with an installation sleeve on one side, and then the other end is engaged with an installation sleeve on the opposite side. During the engagement process, attention also needs to be paid to the cooperation between the frame body and the first frame or the second frame. The whole operation is relatively cumbersome.

[0005] Aiming at the above problems, the utility model provides a lower cathode frame of a wet electrostatic precipitator. Content of the Utility Model

[0006] The purpose of the utility model is to provide a lower cathode frame of a wet electrostatic precipitator, which can quickly disassemble and assemble the cathode frame body and the water spraying component, with simple operation and high efficiency, thus solving the problems in the background technique.

[0007] To achieve the above object, the present utility model provides the following technical solutions: A lower cathode frame of a wet electrostatic precipitator, including a cathode frame body, two symmetric semi-circular snap rings are sleeved outside the cathode frame body, convex blocks are fixedly provided at both ends of the semi-circular snap rings, a plug board is fixedly provided on the side and inside of adjacent convex blocks respectively, and a jack is provided, a limiting rod is arranged at the upper end outside the jack, a first spring is sleeved outside the limiting rod, symmetric U-shaped plates are fixedly provided at the upper ends of the two semi-circular snap rings, a block with a matching size is clamped inside the U-shaped plates, a water spraying assembly is fixedly provided between the two blocks, the water spraying assembly includes a plurality of horizontally and vertically fixed and communicated pipes, and a plurality of uniformly distributed spray holes are provided at the bottom ends of the horizontal and vertical pipes, a pressing plate is arranged at the upper end of the U-shaped plate, and a second spring is arranged on the side of the pressing plate.

[0008] Further, a fixing plate is arranged outside the limiting rod, the fixing plate is fixedly connected to the side of the convex block, a round plate is fixedly connected to the upper end of the limiting rod, the first spring is tightly connected between the round plate and the fixing plate, the limiting rod is slidably connected to the middle of the fixing plate, a limiting hole is provided at the upper end of the plug board, and the lower end of the limiting rod is driven by the first spring to be engaged with the inside of the limiting hole.

[0009] Further, a top column is fixedly provided in the middle of the upper end of the round plate, a rotating ring is rotatably connected to the outside of the top column through a bearing, a connecting plate is fixedly provided on the outside of the rotating ring, a baffle is arranged on one side of the connecting plate, and the baffle is fixedly connected to the side of the convex block.

[0010] Further, a support plate is arranged on one side of the pressing plate, the support plate is fixedly connected to the upper end of the U-shaped plate, the pressing plate is slidably connected to the upper end of the U-shaped plate, the second spring is tightly connected between the support plate and the pressing plate, a sliding rod is sleeved inside the second spring, one end of the sliding rod is fixedly connected to the pressing plate, and the sliding rod is slidably connected to the inside of the support plate.

[0011] Further, a rotating plate is rotatably connected to the outside of the end of the sliding rod away from the pressing plate through a bearing.

[0012] Further, a semi-circular groove is provided inside the semi-circular snap ring, and the cathode frame body is sleeved and clamped inside the semi-circular groove.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] The lower cathode frame of a wet electrostatic precipitator provided by the utility model manually moves the limiting rods at both ends of the semi-circular clamping ring upward and fixes them. The first spring is stretched. At the same time, the pressing plates at the upper ends of the two semi-circular clamping rings are moved outward and fixed. The second spring is compressed. Then, the two semi-circular clamping rings are combined and sleeved outside the cathode frame body, and the insertion plate passes through the insertion hole. Then, the limiting rod is released. Driven by the restoration of the deformation of the first spring, the lower end of the limiting rod is inserted into the insertion plate. At this time, the cathode frame body is fixedly installed. Then, the clamping blocks at both ends of the water spraying assembly are clamped in the U-shaped plate. Then, the pressing plate is released. Driven by the restoration of the deformation of the second spring, the pressing plate resets and moves to the upper end of the clamping block. At this time, the water spraying assembly is fixedly installed. The purpose of such a design is to quickly disassemble and assemble the cathode frame body and the water spraying assembly, with simple operation and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 is a schematic diagram of the position of the spray holes in the utility model;

[0017] Figure 3 is a schematic diagram of the structure of the semi-circular clamping ring in the utility model;

[0018] Figure 4 For the utility model Figure 1 is an enlarged view at A in;

[0019] Figure 5 For the utility model Figure 1 is an enlarged view at B in.

[0020] In the figure: 1, cathode frame body; 2, semi-circular clamping ring; 3, semi-circular groove; 4, convex block; 5, insertion plate; 6, insertion hole; 7, fixing plate; 8, limiting rod; 9, round plate; 10, first spring; 11, limiting hole; 12, top column; 13, rotating ring; 14, connecting plate; 15, baffle; 16, U-shaped plate; 17, clamping block; 18, support plate; 19, sliding rod; 20, pressing plate; 21, second spring; 22, rotating plate; 23, horizontal pipe; 24, vertical pipe; 25, spray hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the utility model with reference to the accompanying drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the utility model without creative efforts shall fall within the protection scope of the utility model.

[0022] To solve the technical problem of how to facilitate disassembly and assembly, as Figure 1-5As shown in the figure, the following preferred technical solutions are provided:

[0023] A lower cathode frame of a wet electrostatic precipitator, including a cathode frame body 1. Two symmetric semi-circular snap rings 2 are sleeved outside the cathode frame body 1. Lugs 4 are fixedly provided at both ends of the semi-circular snap rings 2. A plug board 5 is fixedly provided on the side and inside of adjacent lugs 4 respectively, and a jack 6 is provided. A limiting rod 8 is arranged at the upper end outside the jack 6. A first spring 10 is sleeved outside the limiting rod 8. Symmetric U-shaped plates 16 are fixedly provided at the upper ends of the two semi-circular snap rings 2. A block 17 with a matching size is clamped inside the U-shaped plates 16. A water spraying assembly is fixedly provided between the two blocks 17. The water spraying assembly includes a plurality of horizontally arranged pipes 23 and vertically arranged pipes 24 that are fixedly connected to each other. A plurality of uniformly distributed spray holes 25 are provided at the bottom ends of the horizontally arranged pipes 23 and the vertically arranged pipes 24. A pressing plate 20 is arranged at the upper end of the U-shaped plate 16, and a second spring 21 is arranged on the side of the pressing plate 20.

[0024] Specifically, manually move the limiting rods 8 at both ends of the semi-circular snap rings 2 upward and fix them. The first spring 10 is stretched. At the same time, move the pressing plates 20 at the upper ends of the two semi-circular snap rings 2 outward and fix them. The second spring 21 is compressed. Then combine the two semi-circular snap rings 2 and sleeve them outside the cathode frame body 1, and the plug board 5 passes through the jack 6. Then release the limiting rods 8. Driven by the restoration of the deformation of the first spring 10, the lower ends of the limiting rods 8 are inserted into the plug board 5. At this time, the cathode frame body 1 is fixedly installed. Then, clamp the blocks 17 at both ends of the water spraying assembly in the U-shaped plates 16. Then release the pressing plates 20. Driven by the restoration of the deformation of the second spring 21, the pressing plates 20 are reset and move to the upper ends of the blocks 17. At this time, the water spraying assembly is fixedly installed. The purpose of such a design is to quickly disassemble and assemble the cathode frame body 1 and the water spraying assembly, with simple operation and high efficiency.

[0025] Further, as Figure 1 、 Figure 3 and Figure 4 shown in the figure, the following preferred technical solutions are provided:

[0026] A fixing plate 7 is arranged outside the limiting rod 8. The fixing plate 7 is fixedly connected to the side of the lug 4. A circular plate 9 is fixedly connected to the upper end of the limiting rod 8. The first spring 10 is tightly connected between the circular plate 9 and the fixing plate 7. The limiting rod 8 is slidably connected to the middle of the fixing plate 7. A limiting hole 11 is provided at the upper end of the plug board 5. The first spring 10 drives the lower end of the limiting rod 8 to be engaged with the inner side of the limiting hole 11. The purpose of such a design is to fix the position of the plug board 5 by the engagement of the lower end of the limiting rod 8 and the limiting hole 11.

[0027] Further, as Figure 4 shown in the figure, the following preferred technical solutions are provided:

[0028] In the middle of the upper end of the circular plate 9, a top column 12 is fixedly installed. A rotating ring 13 is rotatably connected to the outside of the top column 12 through a bearing. A connecting plate 14 is fixedly installed on the outside of the rotating ring 13. A baffle 15 is arranged on one side of the connecting plate 14. The baffle 15 is fixedly connected to the side surface of the convex block 4. The purpose of this design is that the limiting rod 8 moves upward and rotates the connecting plate 14 to be clamped on the upper end of the baffle 15, fixing the position of the limiting rod 8, which is convenient for the insertion plate 5 to be inserted into the jack 6.

[0029] Further, as Figure 1 and Figure 5 shown, the following preferred technical solutions are provided:

[0030] A support plate 18 is arranged on one side of the pressing plate 20. The support plate 18 is fixedly connected to the upper end of the U-shaped plate 16. The pressing plate 20 is slidably connected to the upper end of the U-shaped plate 16. A second spring 21 is tightly connected between the support plate 18 and the pressing plate 20. A sliding rod 19 is sleeved inside the second spring 21. One end of the sliding rod 19 is fixedly connected to the pressing plate 20. The sliding rod 19 is slidably connected to the inside of the support plate 18. The purpose of this design is that the pressing plate 20 moves to the upper end of the clamping block 17 under the push of the second spring 21 to fix the clamping block 17.

[0031] Further, as Figure 5 shown, the following preferred technical solutions are provided:

[0032] A rotating plate 22 is rotatably connected to the outside of the end of the sliding rod 19 far from the pressing plate 20 through a bearing. The purpose of this design is that the sliding rod 19 is stretched outwards and the rotating plate 22 is squeezed against the outside of the U-shaped plate 16 to fix the position of the sliding rod 19, which is convenient for the clamping block 17 to be clamped with the inner side of the U-shaped plate 16.

[0033] Further, as Figure 1 and Figure 3 shown, the following preferred technical solutions are provided:

[0034] A semi-circular groove 3 is formed inside the semi-circular clamping ring 2. The cathode frame body 1 is sleeved and clamped inside the semi-circular groove 3. The purpose of this design is to fix the cathode frame body 1.

[0035] In summary: Manually move the limit rods 8 at both ends of the semi-circular snap ring 2 upward and fix them. The first spring 10 is stretched. At the same time, move the pressure plates 20 at the upper ends of the two semi-circular snap rings 2 outward and fix them. The second spring 21 is compressed. Then combine the two semi-circular snap rings 2 and sleeved them outside the cathode frame body 1, and the insertion plate 5 passes through the insertion hole 6. Then release the limit rod 8. Under the pulling of the first spring 10 when it resumes deformation, the lower end of the limit rod 8 is inserted into the insertion plate 5. At this time, the cathode frame body 1 is fixedly installed. Then, engage the clamping blocks 17 at both ends of the water spraying assembly in the U-shaped plate 16. Then release the pressure plate 20. Under the pushing of the second spring 21 when it resumes deformation, the pressure plate 20 returns to its original position and moves to the upper end of the clamping block 17. At this time, the water spraying assembly is fixedly installed. The purpose of this design is to quickly disassemble and assemble the cathode frame body 1 and the water spraying assembly, with simple operation and high efficiency.

[0036] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lower cathode frame of a wet electrostatic precipitator, comprising a cathode frame body (1), characterized in that: The cathode frame body (1) is sleeved with two mutually symmetrical semicircular clamping rings (2) at the outer side, and protrusions (4) are fixed at both ends of the semicircular clamping rings (2). Insertion plates (5) and insertion holes (6) are respectively fixed on the sides and insides of adjacent protrusions (4). A limiting rod (8) is arranged at the upper end of the outer side of the insertion hole (6). A first spring (10) is sleeved on the outer side of the limiting rod (8). Mutually symmetrical U-shaped plates (16) are fixed at the upper ends of the two semicircular clamping rings (2). A block (17) of matching size is engaged on the inner side of the U-shaped plate (16). A water spray assembly is fixed between the two blocks (17). The water spray assembly includes a plurality of mutually fixedly connected transverse tubes (23) and longitudinal tubes (24). The bottom ends of the transverse tubes (23) and longitudinal tubes (24) are each provided with a plurality of evenly distributed spray holes (25). A pressing plate (20) is arranged at the upper end of the U-shaped plate (16), and a second spring (21) is arranged on the side of the pressing plate (20).

2. The lower cathode frame of a wet electrostatic precipitator according to claim 1, characterized in that: A fixing plate (7) is arranged outside the limiting rod (8), the fixing plate (7) is fixedly connected to the side of the protrusion (4), a circular plate (9) is fixedly connected to the upper end of the limiting rod (8), a first spring (10) is fastened between the circular plate (9) and the fixing plate (7), the limiting rod (8) is slidably connected to the middle of the fixing plate (7), a limiting hole (11) is provided at the upper end of the plug plate (5), and the first spring (10) drives the lower end of the limiting rod (8) to engage with the inner side of the limiting hole (11) mutually.

3. The lower cathode frame of a wet electrostatic precipitator according to claim 2, characterized in that: A top column (12) is fixedly arranged in the middle of the upper end of the circular plate (9); a rotating ring (13) is rotatably connected to the outer side of the top column (12) via a bearing; a connecting plate (14) is fixedly arranged on the outer side of the rotating ring (13); a baffle (15) is arranged on one side of the connecting plate (14); and the baffle (15) is fixedly connected to the side surface of the protrusion (4).

4. The lower cathode frame of a wet electrostatic precipitator according to claim 1, characterized in that: A support plate (18) is provided on one side of the pressure plate (20), the support plate (18) is fixedly connected to the upper end of the U-shaped plate (16), the pressure plate (20) is slidably connected to the upper end of the U-shaped plate (16), a second spring (21) is fastened between the support plate (18) and the pressure plate (20), a sliding rod (19) is sleeved inside the second spring (21), one end of the sliding rod (19) is fixedly connected to the pressure plate (20), and the sliding rod (19) is slidably connected to the inside of the support plate (18).

5. The lower cathode frame of a wet electrostatic precipitator according to claim 4, characterized in that: The outer side of one end of the slide rod (19) away from the pressure plate (20) is rotatably connected to a rotating plate (22) via a bearing.

6. The lower cathode frame of a wet electrostatic precipitator according to claim 1, characterized in that: A semi-circular groove (3) is provided on the inner side of the semi-circular clamping ring (2), and the cathode frame body (1) is sleeved and clamped on the inner side of the semi-circular groove (3).

Images