Cyclone laminated dust collector

Abstract

The invention discloses a cyclone laminated dust collector, and relates to the technical field of cyclone dust collectors, one side of a cyclone cylinder is connected with two groups of dust collection cylinders through pipelines, one sides of the two groups of dust collection cylinders are connected with an air outlet pipe through pipelines, and the top of each dust collection cylinder is fixedly connected with an inner cylinder. According to the cyclone laminated dust collector, through cooperation of three structures of composite cleaning, laminated layout and switching driving, the problems that a traditional dust collector is not thorough in viscous dust cleaning, large in occupied space and prone to blockage during dust discharging are solved, the dust collecting barrels arranged in a laminated mode operate independently, space is saved, maintenance is convenient and fast, primary cyclone separation reduces the filtering load, and the dust collecting efficiency is improved. Pulse back blowing is combined with'scraper and multi-cleaning-roller 'composite cleaning, the cleaning rollers are in revolution and rotation linkage, viscous dust is efficiently removed, self-cleaning is achieved, a switching driving mechanism can switch cleaning and anti-blocking modes in a self-adaptive mode, an anti-blocking rod prevents dust discharging and blocking, meanwhile, equipment is protected against overload damage, and dust collection efficiency, maintenance convenience and operation stability are all considered.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of cyclone dust collectors, in particular to a cyclone stacked dust collector. BACKGROUND

[0002] The cyclone dust collector is a dry dust collection equipment for separating dust in dust-containing gas by using centrifugal force, and the core is thrown to the wall by the inertial force generated by the rotation of the gas, and then is settled to the ash bucket by gravity, so that gas-solid separation is realized, and the cyclone dust collector is widely used for treating coarse and medium particle dust, and the separation efficiency is good for particle diameter greater than or equal to 5 microns. It is a basic equipment with simple structure and low cost in industrial dust control.

[0003] The utility model discloses a kind of offline negative pressure dust collectors of announcement number CN215311175U, the scheme can be filtered to the gas that enters dust collector body, first remove the sundries contained in gas, a part of filter core carries out filtering operation, another part of filter core carries out back flushing operation, alternately circulates, so that main machine is completed back flushing cleaning under the condition of not stopping, ensure that the service life of filter core is extended while guaranteeing filtering effect, dust box is arranged below ash bucket, it is convenient to collect and transport dust, dust cleaning process is simple, convenient, fast;The invention of announcement number CN107754523A discloses a dust collection tank with cyclone, by installing cyclone or the combination device of multiple cyclone monomers in the front section of dust collection tank, improve workshop dust collection tank, improve dust collection effect, improve discharging mode;Dust in the application is introduced to cyclone, under the condition of equal air volume, cyclone controls particle to move to cyclone tank bottom according to the action of centrifugal force, enters upper dust accumulation tank, enters ash discharging chamber through upper dust accumulation tank and ash tank unloading valve, the lower part of cyclone is provided with support;The cyclone of the application is arranged in rectangular or annular arrangement, adopts multiple cyclones, can handle larger gas volume, maintains higher dust collection efficiency.

[0004] The dust collector in the above scheme will guide gas into the dust collector when in use, then filter the dust in the gas through the internal filter bag, so that clean gas enters the static gas cavity, and then is discharged, but there are sticky dust in the gas, which is easy to adhere to the cylinder wall, cone and ash discharge port of dust collector. Long-term accumulation can cause pipeline blockage, poor ash discharge, even damage the flow pattern in the device, affect the dust removal effect. In the prior art, the sticky dust is cleaned by rotating scraper, but this cleaning method is relatively single, and it is difficult to clean efficiently. And the existing dust collector is rectangular, and after the dust-containing gas enters the box with rectangular cross section, it is easy to form a dead angle or short circuit of airflow inside, resulting in uneven load of each filter unit. SUMMARY

[0005] The cyclone layer dust collector aims to solve the problem that the existing dust collector in the prior art can guide gas into the dust collector, filter dust in the gas through the internal filter bag, make the clean gas enter into the static gas chamber, and then be discharged, but the gas contains sticky dust, the sticky dust is easy to adhere to the cylinder wall, the cone and the ash discharge port of the dust collector, long-term accumulation can cause pipeline blockage, poor ash discharge, even destroy the flow pattern of the gas in the dust collector, affect the dust removal effect, the existing technology can clean the sticky dust through the rotating scraper, but the cleaning method is single, and it is difficult to clean efficiently, and the existing dust collector is rectangular, the dust-containing gas enters the box with a rectangular cross section, and the gas flow dead angle or short circuit is easy to form inside, causing uneven load of each filter unit.

[0006] To achieve the above object, the present application provides the following technical scheme: a cyclone layer dust collector, comprising a cyclone cylinder, one side of the cyclone cylinder is connected with two groups of dust collecting cylinders through pipes, one side of the two groups of dust collecting cylinders is connected with an air outlet pipe through a pipe, the top of the dust collecting cylinder is fixedly connected with an inner cylinder, and the bottom of the dust collecting cylinder is fixedly connected with an ash hopper; a filter mechanism is arranged at the top of the dust collecting cylinder, a back flushing mechanism for cleaning the filter mechanism is arranged at the top of the filter mechanism, the bottom of the inner cylinder is fixedly connected with a support a, the bottom of the support a is fixedly connected with a conical cylinder, the center of the bottom of the conical cylinder is fixedly connected with a motor, the bottom of the motor is provided with a connecting shaft, the outer side of the connecting shaft is fixedly connected with a connecting rod, the connecting rod is fixedly connected with a connecting frame on both sides of one end of the connecting rod, a plurality of cleaning mechanisms are arranged on one side of the connecting frame, the plurality of cleaning mechanisms comprise a cleaning roller a, a cleaning roller b and a cleaning roller c arranged on one side of the connecting frame, and a switching driving mechanism is arranged in the connecting shaft.

[0007] Further, the filter mechanism comprises a partition plate fixedly connected to the inner side of the top of the inner cylinder, the partition plate is fixedly connected with a filter cylinder in the inner partition plate, and the top of the filter cylinder is provided with a static gas chamber.

[0008] Further, the back flushing mechanism comprises a pulse valve fixedly installed at the top of the dust collecting cylinder, the bottom of the pulse valve is fixedly connected with a ring-shaped pipe through a connecting pipe, the bottom of the ring-shaped pipe is fixedly connected with a nozzle, and the nozzle is arranged directly above the filter cylinder.

[0009] Further, one end of the connecting rod is rotatably connected with the cleaning roller a through a bearing, the top of the cleaning roller a is rotatably connected with the cleaning roller b through a universal joint, the bottom of the cleaning roller a is rotatably connected with the cleaning roller c through a universal joint, the cleaning roller c and the cleaning roller b, which are away from the cleaning roller a, are rotatably connected with the connecting frame through bearings, the connecting frame is in the shape of a broken line, the outer side of the connecting shaft is rotatably connected with a connecting ring through a bearing, the outer side of the connecting ring is fixedly connected with a support b, and the top of the support b is fixed with the periphery of the bottom of the conical cylinder.

[0010] Further, the outer sides of the cleaning roller a, the cleaning roller b and the cleaning roller c are all abutted with a scraper a, one side of the scraper a is fixedly connected with the connecting frame, one side of the connecting frame is fixedly connected with a connecting block, one side of the connecting block is fixedly connected with a scraper b, and one end of the cleaning roller a close to the cleaning roller c is provided with a transmission mechanism.

[0011] Further, the transmission mechanism comprises a gear body fixedly connected with the cleaning roller a close to the cleaning roller c, the outer side of the gear body is meshingly connected with a gear ring, and the outer side of the gear ring is fixed with the inner side of the dust collecting cylinder.

[0012] Further, the switching driving mechanism comprises a transmission shaft fixedly connected with the bottom of the motor, the bottom of the transmission shaft is inserted with the connecting shaft, the inner side of the transmission shaft is fixedly connected with an electric push rod, and the bottom of the electric push rod is fixedly connected with a moving rod.

[0013] Further, the outer side of the moving rod is slidably connected with the transmission shaft, the bottom of the moving rod is slidably connected with a clamping block, and the inner side of the clamping block is fixedly connected with a spring.

[0014] Further, one end of the spring is fixed with the bottom of the moving rod, the outer shapes of the moving rod and the clamping block are both rectangular, and the inner side of the connecting shaft is provided with a rectangular groove a matched with the clamping block.

[0015] Further, the bottom of the connecting shaft is rotatably connected with an anti-blocking rod through a bearing, and the top of the anti-blocking rod is provided with a rectangular groove b matched with the clamping block.

[0016] Compared with the prior art, the cyclone layer dust collector has the beneficial effects that: the cyclone layer dust collector solves the problems of incomplete cleaning of sticky dust, large space occupation and dust discharge blockage by the cooperation of the three structures of composite cleaning, layering layout and switching drive, the dust collecting cylinders arranged in layers independently operate, space is saved and maintenance is convenient, the primary cyclone separation reduces the filtering load, the pulse back blowing is combined with the composite cleaning of "scraper + multiple cleaning rollers", the cleaning rollers rotate and revolve in linkage, sticky dust is efficiently removed and self-cleaning is realized, the switching drive mechanism can adaptively switch between cleaning and anti-blocking modes, the anti-blocking rod avoids dust discharge blockage and protects the equipment from overload damage, and the dust collecting efficiency, maintenance convenience and operation stability are considered.

[0017] 1. The device solves the core problems of sticky dust adhesion, filter cylinder blockage and large equipment footprint by the cooperative design of "primary cyclone pretreatment + layering deep filtration + composite mechanical cleaning", the dust-containing gas is first separated from coarse particles by a cyclone cylinder, the subsequent dust collecting load is reduced, the filter cylinder life is prolonged, multiple dust collecting cylinders are arranged vertically in layers, the planar footprint is greatly reduced, each unit independently operates, and the device is convenient to maintain without shutdown during maintenance, when the filter cylinder is blocked, compressed air is sprayed and blown by a pulse valve to shake off the dust, for sticky dust, a motor drives a scraper and multiple cleaning rollers to revolve, the cleaning rollers rotate through gear meshing, and form a "scraping + rolling" composite cleaning in linkage with a universal joint, the friction is increased to improve the cleaning effect, the cleaning rollers and the scraper contact to complete self-cleaning, secondary pollution is avoided, dust residues on the inner walls of the dust collecting cylinder and the dust hopper are ensured to be removed, the airflow pattern is stabilized, and the overall dust collecting efficiency is improved.

[0018] 2. Relying on the switching drive mechanism and the self-adaptive anti-blocking design, the device accurately solves the problems of dust discharge blockage of traditional dust collectors and damage of cleaning mechanisms due to overload, and simultaneously strengthens the operation stability, when cleaning sticky dust, the motor drives the connecting shaft and the cleaning roller assembly in linkage through the switching mechanism to realize efficient cleaning, when dust discharge and anti-blocking are needed, the electric push rod drives the clamping block to move downward, the spring automatically adapts to the anti-blocking rod to drive it to rotate and remove the accumulated dust, the anti-blocking rod avoids the dust discharge port from being blocked, the elastic docking design of the clamping block and the rectangular groove can automatically compensate for the positional deviation without precise alignment, the switching process is smooth, and the clamping block automatically separates from the cleaning mechanism transmission link during switching to prevent damage of the cleaning assembly caused by overload of the accumulated dust, the structure realizes intelligent switching of the cleaning and anti-blocking functions without additional manual operation, ensures smooth dust discharge, prolongs the service life of the equipment, adapts to high-stickiness and high-concentration dust conditions, and improves the continuous operation capability of the dust collecting system. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the present application; Figure 2 It is a three-dimensional sectional structure schematic diagram of the present application; Figure 3It is a schematic diagram of the three-dimensional sectional structure of the dust collecting cylinder of the application; Figure 4 It is a schematic diagram of the three-dimensional structure of the filter cylinder of the application; Figure 5 It is a schematic diagram of the three-dimensional structure of the ring pipe of the application; Figure 6 It is a schematic diagram of the enlarged structure of A of the application; Figure 4 Figure 7 It is a schematic diagram of the three-dimensional structure of the connecting frame of the application; Figure 8 It is a schematic diagram of the enlarged structure of B of the application; Figure 3 Figure 9 It is a schematic diagram of the three-dimensional sectional structure of the connecting shaft of the application; Figure 10 It is a schematic diagram of the three-dimensional sectional structure of the clamping block of the application.

[0020] In the figure: 1, cyclone cylinder; 2, dust collecting cylinder; 3, air outlet pipe; 4, inner cylinder; 5, ash hopper; 6, filter cylinder; 7, partition plate; 8, static chamber; 9, pulse valve; 10, ring pipe; 11, nozzle; 12, conical cylinder; 13, motor; 14, connecting shaft; 15, connecting rod; 16, cleaning roller a; 17, cleaning roller b; 18, cleaning roller c; 19, gear body; 20, gear ring; 21, connecting frame; 22, scraper a; 23, connecting block; 24, scraper b; 25, connecting ring; 26, transmission shaft; 27, electric push rod; 28, moving rod; 29, clamping block; 30, spring; 31, anti-blocking rod; 32, rectangular groove a; 33, rectangular groove b. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0022] Embodiment one: please refer to Figures 1-4 ​​The application provides the following technical scheme: a cyclone layering dust collector, which comprises a cyclone cylinder 1, two groups of dust collecting cylinders 2 connected to one side of the cyclone cylinder 1 through pipelines, air outlet pipes 3 connected to one side of the two groups of dust collecting cylinders 2, inner cylinders 4 fixedly connected to the top of the dust collecting cylinders 2, and ash hoppers 5 fixedly connected to the bottom of the dust collecting cylinders 2; a filtering mechanism is arranged at the top of the dust collecting cylinders 2, a back flushing mechanism for cleaning the filtering mechanism is arranged at the top of the filtering mechanism, a support a is fixedly connected to the bottom of the inner cylinder 4, a conical cylinder 12 is fixedly connected to the bottom of the support a, a motor 13 is fixedly connected to the center of the bottom of the conical cylinder 12, a connecting shaft 14 is arranged at the bottom of the motor 13, a connecting rod 15 is fixedly connected to the outer side of the connecting shaft 14, connecting frames 21 are fixedly connected to the two sides of one end of the connecting rod 15, and multiple cleaning mechanisms are arranged on one side of the connecting frames 21, wherein the multiple cleaning mechanisms comprise cleaning rollers a 16, cleaning rollers b 17 and cleaning rollers c 18 arranged on one side of the connecting frames 21; when the dust collector is used for dust removal of gas, the gas is introduced into the cyclone cylinder 1 tangentially, under the action of centrifugal force, coarse particles in the gas are separated and discharged from a discharge port, primary purification is realized, the load of the subsequent dust collecting cylinders 2 is reduced, and the service life of the filtering cylinders 6 is prolonged, then the gas is introduced into the multiple groups of dust collecting cylinders 2 through the pipelines on one side, and is filtered again, the filtered gas enters the air outlet pipes 3, and is discharged by an induced draft fan.

[0023] Please refer to Figures 1-4 The filtering mechanism comprises a partition plate 7 fixedly connected to the inner top of the inner cylinder 4, the filtering cylinders 6 are fixedly connected to the inner side of the partition plate 7, and a static chamber 8 is arranged at the top of the filtering cylinders 6; after the gas enters the dust collecting cylinders 2, the gas contacts the multiple groups of filtering cylinders 6 in the interior, the gas passes through the filtering cylinders 6, dust carried in the gas is filtered outside the filtering cylinders 6, the filtered gas enters the static chamber 8, and is discharged through the pipelines on one side, the multiple groups of dust collecting cylinders 2 are arranged in vertical layers and are connected into a whole through flanges, the structure greatly reduces the planar area occupied by the equipment, and is especially suitable for narrow space occasions, each dust collecting cylinder 2 is an independent filtering unit and has an independent operation space, not only is the airflow path closer to the columnar symmetry distribution, which is beneficial to uniform distribution of the dust-containing gas in the bag chamber and avoids the problem of uneven service life of the front and rear rows of filter bags in the traditional structure, but also when a certain dust collecting cylinder 2 needs to be overhauled or the filtering cylinder 6 needs to be replaced, the flange connection of the module can be isolated and disassembled, the module can be hoisted out as a whole or in part for maintenance, the interior of the large box does not need to be entered, the operation of other filtering cylinders 6 is almost not affected, and maintenance is extremely convenient.

[0024] Please refer to Figures 4-5The back flushing mechanism comprises a pulse valve 9 fixedly installed at the top of the dust collecting cylinder 2, the bottom of the pulse valve 9 is fixedly connected with a ring-shaped pipe 10 through a connecting pipe, the bottom of the ring-shaped pipe 10 is fixedly provided with a spray head 11, and the spray head 11 is arranged directly above the filter cylinder 6; when the filter cylinder 6 is blocked due to long-term use and needs to be cleaned, the pulse valve 9 is started, the pulse valve 9 is opened instantaneously, compressed air is sprayed to the inside of the filter cylinder 6 at the corresponding position below through the spray head 11 at the bottom of the ring-shaped pipe 10, so that the filter cylinder 6 is violently expanded and shaken, the dust cake layer adhered to the outer surface of the filter cylinder 6 is shaken off and falls into the dust hopper 5 below, and the cleaning of the filter cylinder 6 is completed.

[0025] Please refer to Figures 3-4 and Figures 6-7 One end of the connecting rod 15 is rotatably connected with the cleaning roller a 16 through a bearing, the top of the cleaning roller a 16 is rotatably connected with the cleaning roller b 17 through a universal joint, the bottom of the cleaning roller a 16 is rotatably connected with the cleaning roller c 18 through a universal joint, the end, away from the cleaning roller a 16, of the cleaning roller c 18 and the cleaning roller b 17 are rotatably connected with the connecting frame 21 through bearings, the connecting frame 21 is in the shape of a broken line, the outer side of the connecting shaft 14 is rotatably connected with a connecting ring 25 through a bearing, the outer side of the connecting ring 25 is fixedly connected with a support b, and the top of the support b is fixedly connected with the periphery of the bottom of the conical cylinder 12; the outer sides of the cleaning roller a 16, the cleaning roller b 17 and the cleaning roller c 18 are all abutted with a scraper a 22, one side of the scraper a 22 is fixedly connected with the connecting frame 21, one side of the connecting frame 21 is fixedly connected with a connecting block 23, one side of the connecting block 23 is fixedly connected with a scraper b 24, and one end, close to the cleaning roller c 18, of the cleaning roller a 16 is provided with a transmission mechanism; when the sticky dust adhered to the inside of the dust collecting cylinder 2 is cleaned, the motor 13 is started, the motor 13 drives the connecting shaft 14 to rotate through the switching transmission mechanism, the connecting rod 15 fixedly connected with one side of the connecting shaft 14 rotates, the connecting rod 15 drives the connecting frame 21 and the cleaning roller a 16 to rotate, the cleaning roller b 17, the cleaning roller c 18 and the scraper b 24 connected with the connecting frame 21 also rotate synchronously, the scraper b 24 first cleans the inner walls of the dust collecting cylinder 2 and the dust hopper 5 to scrape off part of the sticky dust, and the cleaning roller a 16, the cleaning roller b 17 and the cleaning roller c 18 further clean the inner walls of the dust collecting cylinder 2 and the dust hopper 5, achieving the effect of composite cleaning.

[0026] Please refer to Figure 3 and Figures 7-8The transmission mechanism comprises a gear body 19 fixedly connected to one end of the cleaning roller a 16 close to the cleaning roller c 18, a gear ring 20 meshingly connected to the outer side of the gear body 19, and the inner side of the dust collecting cylinder 2 is fixedly connected to the outer side of the gear ring 20. At the same time, when the cleaning roller a 16 rotates following the connecting rod 15, the bottom-fixed gear body 19 will also mesh with the gear ring 20 fixedly connected to the inner side of the dust collecting cylinder 2, so that the gear body 19 and the cleaning roller a 16 rotate, and the cleaning roller a 16 rotating at the same time will drive the cleaning roller b 17 and the cleaning roller c 18 to rotate through the universal joint at both ends. In this way, the cleaning roller a 16, the cleaning roller b 17 and the cleaning roller c 18 can rotate while following the rotation of the connecting rod 15, increase the friction force with the inner wall of the dust collecting cylinder 2 and the hopper 5, and improve the cleaning effect. In addition, the rotating cleaning roller a 16, the cleaning roller b 17 and the cleaning roller c 18 will also contact the scraper a 22, so as to scrape off the dust adhered to the outer side of the plurality of cleaning rollers, and complete self-cleaning.

[0027] Embodiment two: please refer to Figure 4 , Figure 6 and Figures 9-10 On the basis of embodiment one, the switching driving mechanism for switching driving of the anti-blocking rod 31 and the connecting shaft 14 is also disclosed, and the specific structure is as follows: the inside of the connecting shaft 14 is provided with a switching driving mechanism, the switching driving mechanism comprises a transmission shaft 26 fixedly connected to the bottom of the motor 13, the bottom of the transmission shaft 26 is inserted into the connecting shaft 14, the inside of the transmission shaft 26 is fixedly connected with an electric push rod 27, and the bottom of the electric push rod 27 is fixedly connected with a moving rod 28; the outer side of the moving rod 28 is slidingly connected with the transmission shaft 26, the bottom of the moving rod 28 is slidingly connected with a clamping block 29, and the inner side of the clamping block 29 is fixedly connected with a spring 30; one end of the spring 30 is fixedly connected with the bottom of the moving rod 28, and the shapes of the moving rod 28 and the clamping block 29 are both rectangular; the inside of the connecting shaft 14 is provided with a rectangular groove a 32 matched with the clamping block 29; the bottom of the connecting shaft 14 is rotatably connected with the anti-blocking rod 31 through a bearing, and the top of the anti-blocking rod 31 is provided with a rectangular groove b 33 matched with the clamping block 29.

[0028] Please refer to Figure 4 , Figure 6 and Figures 9-10The cyclone dust collector, when the dust at the bottom of the dust collecting cylinder 2 is accumulated and needs to be discharged, the valve at the bottom of the dust collecting cylinder 2 needs to be opened to discharge the dust. In order to prevent the dust from being blocked at the bottom of the dust collecting cylinder 2, the electric push rod 27 can be started to push the moving rod 28 and the clamping block 29 downward. When the clamping block 29 is aligned with the rectangular groove b33 at the top of the anti-blocking rod 31, the two will be connected. If the two are not aligned, the moving rod 28 will press the spring 30. When the subsequent transmission shaft 26 rotates, it will drive the clamping block 29 to rotate. When the clamping block 29 is aligned with the rectangular groove b33, the compressed spring 30 will reset to push the clamping block 29 and the rectangular groove b33. At this time, the anti-blocking rod 31 can drive the anti-blocking rod 31 to rotate, so that the anti-blocking rod 31 stirs the dust at the bottom of the dust collecting cylinder 2 to prevent the dust from being blocked at the bottom of the dust collecting cylinder 2 when the dust is discharged. At the same time, when the clamping block 29 moves and contacts the top of the anti-blocking rod 31, it will be separated from the clamping with the rectangular groove a32 in the connecting shaft 14, so it will not drive the connecting shaft 14 to rotate again. Preventing the increase of resistance when the connecting frame 21 rotates due to the accumulation of dust at the bottom of the dust collecting cylinder 2, which causes damage; When the dust at the bottom of the dust collecting cylinder 2 is basically discharged, the electric push rod 27 can be started to drive the clamping block 29 to move upward and reset. Similarly, when the clamping block 29 is not aligned with the rectangular groove a32, the clamping block 29 will abut against the bottom of the transmission shaft 26. At this time, the moving rod 28 continues to move upward and pulls the spring 30 to stretch. When the transmission shaft 26 rotates subsequently, it will drive the clamping block 29 to align with the rectangular groove a32. At this time, the spring 30 will drive the clamping block 29 to clamp with the rectangular groove a32. Then the inner wall of the dust collecting cylinder 2 and the hopper 5 can be cleaned.

[0029] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0030] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made shall be included in the protection scope of the present application.

Claims

1. A cyclone stacked dust collector, comprising a cyclone cylinder (1), two sets of dust collection cylinders (2) connected to one side of the cyclone cylinder (1) via a pipe, and an air outlet pipe (3) connected to one side of the two sets of dust collection cylinders (2) via a pipe, an inner cylinder (4) fixedly connected to the top of the dust collection cylinder (2), and a dust hopper (5) fixedly connected to the bottom of the dust collection cylinder (2); Its features are: The dust collection cylinder (2) is provided with a filter mechanism at the top, and a back-blowing mechanism for cleaning the filter mechanism is provided at the top. The bottom of the inner cylinder (4) is fixedly connected to a bracket a, and the bottom of the bracket a is fixedly connected to a conical cylinder (12). The center of the bottom of the conical cylinder (12) is fixedly connected to a motor (13). The bottom of the motor (13) is provided with a connecting shaft (14). The outside of the connecting shaft (14) is fixedly connected to a connecting rod (15). Both sides of one end of the connecting rod (15) are fixedly connected to a connecting frame (21). A multi-cleaning mechanism is provided on one side of the connecting frame (21). The multi-cleaning mechanism includes a cleaning roller a (16), a cleaning roller b (17), and a cleaning roller c (18) provided on one side of the connecting frame (21). The connecting shaft (14) is equipped with a switching drive mechanism.

2. The cyclone stacked dust collector according to claim 1, characterized in that: The filtration mechanism includes a partition (7) fixedly connected to the inner side of the top of the inner cylinder (4), a filter cylinder (6) fixedly connected inside the partition (7), and a static air chamber (8) provided at the top of the filter cylinder (6).

3. The cyclone stacked dust collector according to claim 1, characterized in that: The back-blowing mechanism includes a pulse valve (9) fixedly installed on the top of the dust collection cylinder (2). The bottom of the pulse valve (9) is fixedly connected to an annular pipe (10) through a connecting pipe. The bottom of the annular pipe (10) is fixedly equipped with a nozzle (11), and the nozzle (11) is located directly above the filter cylinder (6).

4. The cyclone stacked dust collector according to claim 1, characterized in that: One end of the connecting rod (15) is rotatably connected to the cleaning roller a (16) via a bearing. The top of the cleaning roller a (16) is rotatably connected to the cleaning roller b (17) via a universal joint. The bottom of the cleaning roller a (16) is rotatably connected to the cleaning roller c (18) via a universal joint. The ends of the cleaning roller c (18) and the cleaning roller b (17) away from the cleaning roller a (16) are rotatably connected to the connecting frame (21) via bearings. The connecting frame (21) is zigzag in shape. A connecting ring (25) is rotatably connected to the outside of the connecting shaft (14) via a bearing. A bracket b is fixedly connected to the outside of the connecting ring (25), and the top of the bracket b is fixed to the periphery of the bottom of the conical cylinder (12).

5. A cyclone stacked dust collector according to claim 1, characterized in that: The outer sides of the cleaning rollers a (16), b (17) and c (18) are all abutted by scraper a (22), and one side of scraper a (22) is fixedly connected to the connecting frame (21). One side of the connecting frame (21) is fixedly connected to the connecting block (23), and one side of the connecting block (23) is fixedly connected to the scraper b (24). A transmission mechanism is provided at the end of the cleaning roller a (16) near the cleaning roller c (18).

6. A cyclone stacked dust collector according to claim 5, characterized in that: The transmission mechanism includes a gear body (19) fixedly connected to one end of the cleaning roller a (16) near the cleaning roller c (18), and a gear ring (20) meshing with the outer side of the gear body (19), and the outer side of the gear ring (20) is fixed to the inner side of the dust collection cylinder (2).

7. A cyclone stacked dust collector according to claim 1, characterized in that: The switching drive mechanism includes a transmission shaft (26) fixedly connected to the bottom of the motor (13), the bottom of the transmission shaft (26) being inserted into the connecting shaft (14), an electric push rod (27) fixedly connected inside the transmission shaft (26), and a moving rod (28) fixedly connected to the bottom of the electric push rod (27).

8. A cyclone stacked dust collector according to claim 7, characterized in that: The outer side of the moving rod (28) is slidably connected to the drive shaft (26), and the bottom of the moving rod (28) is slidably connected to a locking block (29). The inner side of the locking block (29) is fixedly connected to a spring (30).

9. A cyclone stacked dust collector according to claim 8, characterized in that: One end of the spring (30) is fixed to the bottom of the moving rod (28). The moving rod (28) and the locking block (29) are both rectangular in shape. The connecting shaft (14) has a rectangular groove a (32) inside that matches the locking block (29).

10. A cyclone stacked dust collector according to claim 1, characterized in that: The bottom of the connecting shaft (14) is rotatably connected to an anti-blocking rod (31) via a bearing, and the top of the anti-blocking rod (31) is provided with a rectangular groove b (33) that matches the locking block (29).

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