A porous ceramic filter tube assembly for high temperature dust removal

Abstract

The application relates to the technical field of dust removal equipment, in particular to a porous ceramic filter pipe assembly structure for high-temperature dust removal, which comprises a fixed frame and a movable frame, the periphery of the bottom of the fixed frame is provided with telescopic components, and the bottom of the telescopic components is provided with the movable frame. The telescopic components around the bottom of the fixed frame drive the movable frame to slowly descend until the whole filter pipe body enters between the fixed frame and the movable frame, at which time the top end of the filter pipe body is positioned through the positioning components in the fixed frame, the assembly of the filter pipe body between the fixed frame and the movable frame is completed, the installation is simple and convenient, and the installation efficiency is high; the filter pipe body is supported and limited at the bottom end and positioned around the top end, on one hand, the assembly stability of the porous ceramic filter pipe is improved, and on the other hand, different specifications and models of the porous ceramic filter pipe can be quickly assembled, and the applicability of the filter pipe assembly structure is remarkably improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of dust removal equipment, in particular to a porous ceramic filter pipe assembly structure for high-temperature dust removal. BACKGROUND

[0002] The application of high-temperature flue gas dust removal products can greatly improve the waste gas treatment effect and reduce the treatment cost. In particular, in the industrial waste gas treatment engineering of electric power, coal chemical industry, petroleum chemical industry, cement production and the like, the high-temperature flue gas dust removal technology can play an important role. Therefore, improving the performance of the existing high-temperature flue gas filter device plays a very important role in solving the problems of energy shortage and environmental pollution in China.

[0003] The waste gas discharged by various industrial furnaces in the metallurgical, mechanical, chemical, electric power and the like industries is not only high in temperature, but also contains a large amount of dust and harmful gas, which is one of the main factors causing environmental pollution. Under high-temperature conditions, due to the great change of the waste gas viscous force, the humidity is greatly reduced, the fine particle condensation phenomenon is reduced, and the separation of the microparticles is difficult. At present, the high-temperature flue gas filter device mostly adopts a porous ceramic filter pipe. The existing porous ceramic filter pipe is inconvenient to install and has a complex installation process, and has certain limitations.

[0004] Therefore, the application provides a porous ceramic filter pipe assembly structure for high-temperature dust removal. SUMMARY

[0005] In view of the defects of the prior art, the application provides a porous ceramic filter pipe assembly structure for high-temperature dust removal, which is used for quickly installing the porous ceramic filter pipe and improving the applicability of the assembly structure.

[0006] To achieve the above object, the application is implemented by the following technical scheme: a porous ceramic filter pipe assembly structure for high-temperature dust removal, comprising a fixed frame and a movable frame, a telescopic assembly is arranged around the bottom of the fixed frame, and a movable frame is arranged at the bottom of the telescopic assembly, a support frame is arranged in the movable frame, and a mounting frame is arranged at the top of the support frame, a rubber gasket is arranged in the mounting frame, and a filter pipe body is arranged at the top of the mounting frame.

[0007] An installation through hole is arranged in the fixed frame, a positioning assembly is arranged around the inside of the installation through hole, four positioning assemblies are respectively connected with the four corners of the top of the filter pipe body in a movable mode, a material scraping assembly is further arranged at the bottom of the fixed frame and movably connected with the top of the movable frame, a limiting assembly is further arranged in the movable frame and movably connected with the inside of the support frame.

[0008] The limiting assembly comprises limiting blocks, first servo electric cylinders are arranged on both sides of the movable frame, and the drive ends of the two first servo electric cylinders are provided with limiting blocks, limiting grooves matched with the limiting blocks are arranged on both sides of the mounting frame;

[0009] The positioning assembly comprises a positioning frame and positioning blocks, second servo electric cylinders are arranged around the inside of the mounting through hole, the drive ends of the four second servo electric cylinders are provided with the positioning frame, the positioning frame is provided with the positioning blocks on one side, and the positioning holes matched with the positioning blocks are arranged around the top end of the filter pipe body.

[0010] Preferably, one side of the fixed frame is provided with a connecting block, the other side of the fixed frame is provided with a connecting groove matched with the connecting block, one side of the movable frame is provided with a connecting column, and the other side of the movable frame is provided with a connecting hole matched with the connecting column.

[0011] Preferably, the bottom of the mounting frame is provided with a protrusion, and the top of the support frame is provided with a groove matched with the protrusion.

[0012] Preferably, the telescopic assembly comprises telescopic sleeves and telescopic rods, the four telescopic sleeves are arranged around the bottom of the fixed frame, and the telescopic rods are movably arranged in the four telescopic sleeves, one end of the telescopic rod is provided with a movable plate, and the top of the movable plate is provided with a spring.

[0013] Preferably, the spring is sleeved on the surface of the telescopic rod, the top end of the spring is connected with the bottom of the fixed frame, the top end of the telescopic rod penetrates through the fixed frame and extends above the fixed frame, and the bottom end of the telescopic rod is connected with the top of the movable frame.

[0014] Preferably, the scraping assembly comprises fixed plates and connecting plates, a rotating frame is rotatably arranged at the bottom of the mounting through hole, the bottom of the rotating frame is provided with three fixed plates, the connecting plates are slidably arranged in the three fixed plates, and the bottoms of the three connecting plates are rotatably connected with the top of the movable frame.

[0015] Preferably, the fixed plates and the connecting plates are provided with scraping plates on one side through bolts, one side of the scraping plate is provided with a brush, the bottom of the fixed frame is provided with a scraping motor, and one end of the output shaft of the scraping motor is provided with a gear, wherein the surface of the gear is in meshing transmission with the surface of the rotating frame, the top of the movable frame is provided with a rotating groove, and the bottoms of the three connecting plates are slidably connected with the inside of the rotating groove.

[0016] Preferably, the assembly method of the multi-hole ceramic filter pipe assembly structure is as follows:

[0017] First, the mounting frame matched with the filter pipe body is installed on the top of the support frame through the limiting assembly, the mounting frame is preliminarily limited and connected in the inner part of the movable frame by inserting the protrusions on the bottom of the mounting frame into the grooves on the top of the support frame, and then the limiting blocks are inserted into the limiting grooves on the two sides of the mounting frame by driving the driving ends of the two first servo cylinders, so that the mounting frame is further limited on the movable frame through the cooperation and connection between the two limiting blocks and the two limiting grooves;

[0018] Then the filter pipe body is lifted by the hoisting equipment and placed into the mounting hole in the fixed frame, the bottom end of the filter pipe body is attached to the rubber gasket in the inner part of the mounting frame, the filter pipe body is slowly lowered vertically, the movable frame is slowly lowered by the four telescopic rods at the bottom of the fixed frame, until the whole filter pipe body enters between the fixed frame and the movable frame, then the positioning frame is driven to approach the top end of the filter pipe body by the driving ends of the four second servo cylinders, the top end of the filter pipe body is supported by the four positioning frames, and the positioning blocks on one side of the four positioning frames are connected with the positioning holes around the filter pipe body.

[0019] Finally, the scraping plate is installed on the surface of the fixed plate and the connecting plate by the bolt group, the brush on one side of the scraping plate is in contact with the surface of the filter pipe body, and the assembly of a single porous ceramic filter pipe in the assembly structure is completed.

[0020] In addition, when the assembly structure is erected in the filter, the assembly structure is erected according to the assembly number of the filter pipe, the two fixed frames are connected through the connecting block and the connecting groove, and the movable frames below the two fixed frames are connected through the connecting column and the connecting hole, so that the assembly structure can be erected in the filter according to the number of the filter pipe, and the adjacent assembly structures are connected through the connecting block and the connecting column.

[0021] Compared with the prior art, the following beneficial effects are achieved:

[0022] 1、Through the extension assembly around the bottom of the fixed frame, the movable frame is slowly lowered until the whole filter tube body enters between the fixed frame and the movable frame, at this time, the top end of the filter tube body is positioned by the positioning assembly inside the fixed frame, the assembly of the filter tube body between the fixed frame and the movable frame is completed, the installation is simple and convenient, and the installation efficiency is high; by supporting and limiting the bottom end of the filter tube body and positioning the top end around, on the one hand, the assembly stability of the porous ceramic filter tube is improved, and on the other hand, different specifications and models of porous ceramic filter tubes can be quickly assembled, the applicability of the filter tube assembly structure is significantly improved; after the assembly of the porous ceramic filter tube is completed, the scraping assembly is assembled between the fixed frame and the movable frame, one side of the scraping assembly is in contact with the surface of the filter tube body, and when the filter tube body is subjected to high-temperature dust removal, the surface of the filter tube body is cleaned by the scraping assembly on the surface, thereby effectively improving the dust removal efficiency of the filter tube body.

[0023] 2、The assembly structure is erected by the number of filter tubes, two fixed frames are connected through connecting blocks and connecting grooves, and the movable frames below the two fixed frames are connected through connecting columns and connecting holes, so that the assembly structure can be erected inside the filter according to the number of filter tubes, and adjacent assembly structures are connected through connecting blocks and connecting columns, which improves the stability of the multiple assembly structures erected inside the filter and effectively reduces the limitations of the assembly structure applied inside the filter.

[0024] 3、The driving end of the two first servo cylinders drives the limiting blocks to insert into the limiting grooves on both sides of the mounting frame, and the mounting frame is further limited on the movable frame through the cooperation and connection between the two limiting blocks and the two limiting grooves, so as to ensure the stability of the mounting frame installed inside the movable frame, thereby ensuring the stability of the filter tube body during dust removal operation after the bottom end of the filter tube body is assembled by the mounting frame, and the top end of the filter tube body is supported by the four positioning frames, and the positioning blocks on one side of the four positioning frames are connected with the positioning holes around the filter tube body, so as to realize the positioning connection of the top end of the filter tube body inside the fixed frame, and ensure the stability of the filter tube body during dust removal operation. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a schematic view of a high-temperature dust removal porous ceramic filter tube assembly structure according to an embodiment of the application.

[0026] Figure 2 It is a schematic view of the fixed frame and movable frame structure according to an embodiment of the application.

[0027] Figure 3 It is a schematic view of the scraping plate and brush structure according to an embodiment of the application.

[0028] Figure 4 It is a schematic view of the fixed frame and mounting frame structure of the embodiment of the present application.

[0029] Figure 5 It is a schematic view of the telescopic sleeve and telescopic rod structure of the embodiment of the present application.

[0030] In the figure, 1 is a fixed frame; 2 is a movable frame; 3 is a support frame; 4 is a mounting frame; 5 is a filter tube main body; 6 is a mounting through hole; 7 is a connecting block; 8 is a connecting column; 11 is a protruding block; 12 is a recess; 13 is a limiting block; 14 is a first servo cylinder; 15 is a limiting groove; 16 is a positioning frame; 17 is a second servo cylinder; 18 is a positioning block; 21 is a telescopic sleeve; 22 is a telescopic rod; 23 is a movable plate; 24 is a spring; 31 is a fixed plate; 32 is a connecting plate; 33 is a rotating frame; 34 is a scraping plate; 35 is a brush; 36 is a scraping motor; and 37 is a rotating groove. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0032] Embodiment 1

[0033] Please refer to Figures 1 to 5 As shown in the figure, a porous ceramic filter tube assembly structure for high-temperature dust removal includes a fixed frame 1 and a movable frame 2. The bottom of the fixed frame 1 is provided with a telescopic assembly around, and the bottom of the telescopic assembly is provided with the movable frame 2. The inside of the movable frame 2 is provided with a support frame 3, and the top of the support frame 3 is provided with a mounting frame 4. The inside of the mounting frame 4 is provided with a rubber gasket, and the top of the mounting frame 4 is provided with a filter tube main body 5. The inside of the fixed frame 1 is provided with a mounting through hole 6, and the inside of the mounting through hole 6 is provided with a positioning assembly around. The inside of the mounting through hole 6 is suitable for mounting of porous ceramic filter tubes of various different specifications. One side of each of the four positioning assemblies is movably connected with the top of the filter tube main body 5 around. The bottom of the fixed frame 1 is further provided with a scraping assembly, and the bottom of the scraping assembly is movably connected with the top of the movable frame 2. The inside of the movable frame 2 is further provided with a limiting assembly, and one side of the limiting assembly is movably connected with the inside of the support frame 3.

[0034] It should be noted that when the porous ceramic filter tube is assembled inside the filter, first, the mounting frame 4 matched with the filter tube body 5 is mounted on the top of the support frame 3 through the limiting assembly, then the fixed frame 1 is erected inside the filter, the filter tube body 5 is lifted and placed into the mounting hole 6 in the fixed frame 1 through the hoisting equipment, the bottom end of the filter tube body 5 is attached to the rubber gasket inside the mounting frame 4, the filter tube body 5 is slowly lowered vertically, the movable frame 2 is slowly lowered through the telescopic assembly around the bottom of the fixed frame 1, until the whole filter tube body 5 enters between the fixed frame 1 and the movable frame 2, then the top end of the filter tube body 5 is positioned through the positioning assembly inside the fixed frame 1, the assembly of the filter tube body 5 between the fixed frame 1 and the movable frame 2 is completed, the filter tube body 5 is supported and limited at the bottom end and positioned at the top end, which improves the assembly stability of the porous ceramic filter tube, and different specifications and models of the porous ceramic filter tube can be quickly assembled, thereby improving the applicability of the filter tube assembly structure; after the assembly of the porous ceramic filter tube is completed, the scraping assembly is assembled between the fixed frame 1 and the movable frame 2, one side of the scraping assembly is in contact with the surface of the filter tube body 5, and the outer surface of the filter tube body 5 is cleaned through the scraping assembly on the surface when the filter tube body 5 is high-temperature dedusted, thereby effectively improving the dedusting efficiency of the filter tube body 5.

[0035] As a further illustration in the embodiment, one side of the fixed frame 1 is provided with a connecting block 7, the other side of the fixed frame 1 is provided with a connecting groove matched with the connecting block 7, one side of the movable frame 2 is provided with a connecting column 8, and the other side of the movable frame 2 is provided with a connecting hole matched with the connecting column 8, when the porous ceramic filter tube is assembled inside the filter, the assembly structure is erected according to the assembly number of the filter tube, the two fixed frames 1 are connected through the connecting block 7 and the connecting groove, and the movable frames 2 below the two fixed frames 1 are connected through the connecting column 8 and the connecting hole, so that the assembly structure can be erected inside the filter according to the number of the filter tube, and the adjacent assembly structures are connected through the connecting block 7 and the connecting column 8, which improves the stability of the multiple assembly structures erected inside the filter and effectively reduces the limitations of the assembly structure applied inside the filter.

[0036] Further, the bottom of the mounting frame 4 is provided with a protrusion 11, and the top of the support frame 3 is provided with a groove 12 matched with the protrusion 11, the mounting frame 4 is preliminarily limited and connected inside the movable frame 2 by inserting the protrusion 11 at the bottom of the mounting frame 4 into the groove 12 at the top of the support frame 3;

[0037] Further, the limiting assembly comprises a limiting block 13, both sides inside the movable frame 2 are provided with a first servo cylinder 14, and the driving end of the two first servo cylinders 14 is provided with the limiting block 13, both sides of the mounting frame 4 are provided with a limiting groove 15 matched with the limiting block 13, after the protrusion 11 at the bottom of the mounting frame 4 is inserted into the groove 12 at the top of the support frame 3, the driving end of the two first servo cylinders 14 drives the limiting block 13 to be inserted into the limiting groove 15 at both sides of the mounting frame 4, and the cooperation and connection between the two limiting blocks 13 and the two limiting grooves 15 further limit the mounting frame 4 on the movable frame 2, so as to ensure the stability of the mounting frame 4 inside the movable frame 2, thereby ensuring the stability of the filter pipe body 5 during dust removal operation after the mounting frame 4 is assembled to the bottom end of the filter pipe body 5.

[0038] As a further description in the embodiment, the positioning assembly comprises a positioning frame 16 and a positioning block 18, the periphery inside the mounting hole 6 is provided with a second servo cylinder 17, and the driving end of the four second servo cylinders 17 is provided with the positioning frame 16, one side of the positioning frame 16 is provided with the positioning block 18, and the periphery of the top end of the filter pipe body 5 is provided with a positioning hole matched with the positioning block 18, after the filter pipe body 5 is hoisted into the inside of the mounting frame 4 and the movable frame 2, the driving end of the four second servo cylinders 17 drives the positioning frame 16 to approach the top end of the filter pipe body 5, four positioning frames 16 are used to support the top end of the filter pipe body 5, and at the same time, the positioning block 18 on one side of the four positioning frames 16 is matched and connected with the positioning hole around the top end of the filter pipe body 5, so as to realize the positioning connection of the top end of the filter pipe body 5 inside the fixed frame 1, and ensure the stability of the filter pipe body 5 during dust removal operation.

[0039] Embodiment 2

[0040] As a further supplementary description of the above embodiment 1, the telescopic assembly comprises a telescopic sleeve 21 and a telescopic rod 22, the periphery of the bottom of the fixed frame 1 is provided with the telescopic sleeve 21, and the inside of the four telescopic sleeves 21 is movably provided with the telescopic rod 22, one end of the telescopic rod 22 is provided with a movable plate 23, the top of the movable plate 23 is provided with a spring 24, the spring 24 is sleeved on the surface of the telescopic rod 22, the top end of the spring 24 is connected with the bottom of the fixed frame 1, the top end of the telescopic rod 22 penetrates through the fixed frame 1 and extends above the fixed frame 1, and the bottom end of the telescopic rod 22 is connected with the top of the movable frame 2.

[0041] It should be noted that after the filter pipe body 5 is placed on the top of the mounting frame 4, under the weight of the filter pipe body 5 itself, when the movable frame 2 is pushed down, the four telescopic rods 22 drive the movable plate 23 to slide downward in the inside of the telescopic sleeve 21, and at the same time, the spring 24 is stretched, so that the movable frame 2 is more stable when it is descending.

[0042] Further, the scraping assembly comprises the fixing plates 31 and the connecting plates 32, the bottom of the mounting through hole 6 is rotationally provided with the rotating frame 33, the bottom of the rotating frame 33 is provided with the three fixing plates 31, the interiors of the three fixing plates 31 are slidably provided with the connecting plates 32, the bottoms of the three connecting plates 32 are rotationally connected with the top of the movable frame 2, the fixing plates 31 and the connecting plates 32 are provided with the scraping plates 34 on one side through the bolts, one side of the scraping plates 34 is provided with the brushes 35, the bottom of the fixed frame 1 is provided with the scraping motor 36, one end of the output shaft of the scraping motor 36 is provided with the gear, the surface of the gear is in meshing transmission with the surface of the rotating frame 33, the top of the movable frame 2 is provided with the rotating groove 37, and the bottoms of the three connecting plates 32 are slidably connected with the interior of the rotating groove 37.

[0043] It should be noted that when the filter pipe body 5 is in dust removal operation, the rotating frame 33 is driven to rotate by the output shaft of the scraping motor 36 cooperating with the gear, the three fixing plates 31 and the connecting plates 32 are driven to rotate on the circumferential surface of the filter pipe body 5 by the rotating frame 33, and the outer surface of the filter pipe body 5 is scraped by the scraping plates 34 and the brushes 35 provided on the fixing plates 31 and the connecting plates 32, thereby effectively improving the dust removal effect of the filter pipe body 5.

[0044] Embodiment 3

[0045] In this embodiment, an assembly method of the porous ceramic filter pipe assembly structure for high-temperature dust removal is also disclosed, which is as follows:

[0046] First, the mounting frame 4 matched with the filter pipe body 5 is mounted on the top of the support frame 3 through the limiting assembly, the mounting frame 4 is preliminarily limited and connected in the interior of the movable frame 2 by inserting the protrusions 11 at the bottom of the mounting frame 4 into the grooves 12 at the top of the support frame 3, and the mounting frame 4 is further limited on the movable frame 2 by inserting the limiting blocks 13 at the driving ends of the two first servo cylinders 14 into the limiting grooves 15 at the two sides of the mounting frame 4.

[0047] Then, the filter pipe body 5 is lifted by the hoisting equipment and placed into the mounting through hole 6 in the interior of the fixed frame 1, the bottom end of the filter pipe body 5 is attached to the rubber gasket in the interior of the mounting frame 4, the filter pipe body 5 is slowly lowered vertically, the movable frame 2 is slowly lowered by the four telescopic rods 22 at the bottom of the fixed frame 1, and the whole filter pipe body 5 enters between the fixed frame 1 and the movable frame 2, at this time, the positioning frames 16 are driven to approach the top end of the filter pipe body 5 by the driving ends of the four second servo cylinders 17, the top end of the filter pipe body 5 is supported by the four positioning frames 16, and the limiting blocks 18 at one side of the four positioning frames 16 are respectively connected with the limiting holes around the filter pipe body 5.

[0048] Finally, the scraping plate 34 is installed on the surface of the fixed plate 31 and the connecting plate 32 through the bolt set, the brush 35 on one side of the scraping plate 34 is in contact with the surface of the filter tube body 5, and the assembly of the single porous ceramic filter tube in the assembly structure is completed;

[0049] In addition, when the assembly structure is erected in the interior of the filter, the erection of the assembly structure is performed according to the assembly number of the filter tube, the two fixed frames 1 are connected through the connecting block 7 and the connecting groove, the movable frame 2 below the two fixed frames 1 is connected through the connecting column 8 and the connecting hole, the assembly structure can be erected in the interior of the filter according to the number of the filter tube, and the adjacent assembly structures are connected through the connecting block 7 and the connecting column 8.

[0050] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0051] It should be noted that, in this paper, the relationship 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 such actual relationship or order between the entities or operations. Moreover, the term "include", "contain" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0052] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A porous ceramic filter tube assembly for high temperature dust removal, comprising a fixed frame (1) and a movable frame (2), characterized in that: The bottom of the fixed frame (1) is provided with a telescopic assembly, and the bottom of the telescopic assembly is provided with a movable frame (2), the inside of the movable frame (2) is provided with a support frame (3), and the top of the support frame (3) is provided with a mounting frame (4), the inside of the mounting frame (4) is provided with a rubber washer, and the top of the mounting frame (4) is provided with a filter pipe body (5); The inside of the fixed frame (1) is provided with a mounting hole (6), and the periphery of the inside of the mounting hole (6) is provided with a positioning assembly, one side of each of the four positioning assemblies is movably connected with the periphery of the top of the filter pipe body (5), the bottom of the fixed frame (1) is also provided with a scraping assembly, and the bottom of the scraping assembly is movably connected with the top of the movable frame (2), the inside of the movable frame (2) is also provided with a limiting assembly, and one side of the limiting assembly is movably connected with the inside of the support frame (3); The scraping assembly comprises a fixed plate (31) and a connecting plate (32), the bottom of the mounting hole (6) is rotatably provided with a rotating frame (33), and the bottom of the rotating frame (33) is provided with three fixed plates (31), the inside of each of the three fixed plates (31) is slidably provided with a connecting plate (32), and the bottom of each of the three connecting plates (32) is rotatably connected with the top of the movable frame (2), one side of the fixed plate (31) and the connecting plate (32) is provided with a scraping plate (34) through bolts, and one side of the scraping plate (34) is provided with a brush (35), the bottom of the fixed frame (1) is provided with a scraping motor (36), and one end of the output shaft of the scraping motor (36) is provided with a gear, wherein the surface of the gear is in meshing transmission with the surface of the rotating frame (33), the top of the movable frame (2) is provided with a rotating groove (37), and the bottom of each of the three connecting plates (32) is slidably connected with the inside of the rotating groove (37); The limiting assembly comprises a limiting block (13), both sides of the inside of the movable frame (2) are provided with a first servo cylinder (14), and the drive end of each of the two first servo cylinders (14) is provided with a limiting block (13), both sides of the mounting frame (4) are provided with a limiting groove (15) matched with the limiting block (13); The positioning assembly comprises a positioning frame (16) and a positioning block (18), the periphery of the inside of the mounting hole (6) is provided with a second servo cylinder (17), and the drive end of each of the four second servo cylinders (17) is provided with a positioning frame (16), one side of the positioning frame (16) is provided with a positioning block (18), and the periphery of the top end of the filter pipe body (5) is provided with a positioning hole matched with the positioning block (18).

2. The porous ceramic filter tube assembly for high temperature dust removal according to claim 1, characterized in that: One side of the fixed frame (1) is provided with a connecting block (7), and the other side of the fixed frame (1) is provided with a connecting groove matched with the connecting block (7), one side of the movable frame (2) is provided with a connecting column (8), and the other side of the movable frame (2) is provided with a connecting hole matched with the connecting column (8).

3. The porous ceramic filter tube assembly for high temperature dust removal according to claim 1, characterized in that: The bottom of the mounting frame (4) is provided with a protrusion (11), and the top of the support frame (3) is provided with a groove (12) matched with the protrusion (11).

4. The porous ceramic filter tube assembly for high temperature dust removal according to claim 1, characterized in that: The telescopic assembly comprises telescopic sleeves (21) and telescopic rods (22), the bottom of the fixed frame (1) is provided with the telescopic sleeves (21) around, and the inside of the four telescopic sleeves (21) is movably provided with the telescopic rods (22), one end of the telescopic rod (22) is provided with a movable plate (23), and the top of the movable plate (23) is provided with a spring (24).

5. The porous ceramic filter tube assembly for high temperature dust removal according to claim 4, characterized in that: The spring (24) is sleeved on the surface of the telescopic rod (22), the top end of the spring (24) is connected with the bottom of the fixed frame (1), the top end of the telescopic rod (22) penetrates through the fixed frame (1) and extends above the fixed frame (1), and the bottom end of the telescopic rod (22) is connected with the top of the movable frame (2).

6. The porous ceramic filter tube assembly for high temperature dust removal according to claim 1, characterized in that: The assembly method of the porous ceramic filter tube assembly structure is as follows: First, the mounting frame (4) matched with the filter tube body (5) is installed on the top of the support frame (3) through the limiting assembly, the mounting frame (4) is preliminarily limited and connected in the movable frame (2) by inserting the protrusion (11) at the bottom of the mounting frame (4) into the groove (12) at the top of the support frame (3), and the mounting frame (4) is further limited on the movable frame (2) by inserting the limiting blocks (13) driven by the driving ends of the two first servo cylinders (14) into the limiting grooves (15) on the two sides of the mounting frame (4) through the cooperation and connection between the two limiting blocks (13) and the two limiting grooves (15); Then, the filter tube body (5) is lifted by the hoisting equipment and then put into the mounting through hole (6) in the fixed frame (1), the bottom end of the filter tube body (5) is attached to the rubber gasket in the mounting frame (4), the filter tube body (5) is slowly lowered vertically, the movable frame (2) is slowly lowered by the four telescopic rods (22) at the bottom of the fixed frame (1), until the whole filter tube body (5) enters between the fixed frame (1) and the movable frame (2), then the positioning frame (16) is driven by the driving ends of the four second servo cylinders (17) to approach the top end of the filter tube body (5), the top end of the filter tube body (5) is supported by the four positioning frames (16), and the positioning blocks (18) on one side of the four positioning frames (16) are connected with the positioning holes around the filter tube body (5) respectively; Finally, the scraping plate (34) is installed on the surface of the fixed plate (31) and the connecting plate (32) by the bolt group, the brush (35) on one side of the scraping plate (34) is in contact with the surface of the filter tube body (5), and the assembly of a single porous ceramic filter tube in the assembly structure is completed; In addition, when the assembly structure is erected in the filter, the assembly structure is erected according to the assembly number of the filter tube, the two fixed frames (1) are connected through the connecting block (7) and the connecting groove, and the movable frames (2) below the two fixed frames (1) are connected through the connecting column (8) and the connecting hole, so that the assembly structure can be erected in the filter according to the number of the filter tube, and the adjacent assembly structures are connected through the connecting block (7) and the connecting column (8).

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